1Wed Dec 31 18:40:26 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2 3 * stmt.c (expand_asm_operands): Treat ASM with no outputs as volatile. 4 5Wed Dec 31 08:03:45 1997 Paul Eggert <eggert@twinsun.com> 6 7 * toplev.c (flag_verbose_asm): Default to 0, not 1. 8 9 * i386/bsd386.h (ASM_COMMENT_START): Define to " #". 10 11Tue Dec 30 17:38:55 1997 Jim Wilson <wilson@cygnus.com> 12 13 * unroll.c (find_splittable_givs): Handle givs with 14 dest_reg created by loop. 15 16Tue Dec 30 14:21:33 1997 Ian Lance Taylor <ian@cygnus.com> 17 18 * svr4.h (LINK_SPEC): Never specify -h. 19 * ptx4.h (LINK_SPEC): Likewise. 20 * rs6000/sysv4.h (LINK_SPEC): Likewise. 21 * sparc/sol2.h (LINK_SPEC): Likewise. 22 23Tue Dec 30 06:15:23 1997 Philippe De Muyter <phdm@macqel.be> 24 25 * libgcc2.c (_eh_compat): Do not include stdlib.h, but provide a 26 private extern declaration for malloc. 27 28Mon Dec 29 06:56:41 1997 Laurent Guerby <guerby@gnat.com> 29 30 * Makefile.in (stmp-int-hdrs): Add "touch". 31 32Sun Dec 28 19:36:05 1997 Stephen L Moshier <moshier@mediaone.net> 33 34 * mips.h (CACHE_FLUSH_FUNC): New, defaults to _flush_cache. 35 (INITIALIZE_TRAMPOLINE): Use it. 36 * mips/ultrix.h (CACHE_FLUSH_FUNC): Define as cacheflush. 37 * mips/news4.h (CACHE_FLUSH_FUNC): Likewise. 38 39Sun Dec 28 08:19:13 1997 Paul Eggert <eggert@twinsun.com> 40 41 * arm.c: Don't include assert.h. 42 * i960.c: Likewise. 43 (i960_arg_size_and_align): Rewrite to avoid assert. 44 * m88k.c: Don't include assert.h. 45 (expand_block_move): Rewrite to avoid assert. 46 * except.c: Don't include assert.h. 47 (scan_region): Rewrite to avoid assert. 48 (save_eh_status, restore_eh_status, scan_region): Don't bother 49 testing whether pointer is null. 50 * dwarfout.c, dwarf2out.c: Do not include assert.h. 51 (assert): New macro, since we can't use system assert. 52 53Sat Dec 27 19:08:17 1997 Stephen L Moshier <moshier@mediaone.net> 54 55 * mips/ultrix.h (DWARF2_UNWIND_INFO): Define as 0. 56 57Fri Dec 26 05:57:06 1997 Philippe De Muyter <phdm@macqel.be> 58 59 * m68k/mot3300.h (FINALIZE_TRAMPOLINE): Macro defined. 60 * libgcc2.c (__clear_insn_cache): New sysV68-specific helper function 61 for trampolines. 62 63Thu Dec 25 15:22:43 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 64 65 * rs6000.c (function_arg_padding): All aggregates pad upward. 66 67Wed Dec 24 18:05:13 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 68 69 * sparc.c: Add prototypes for static functions. 70 (check_pic): Check for form of pic_pc_rtx, not it itself. 71 (pic_setup_code): New function, from finalize_pic. 72 (finalize_pic): Call pic_setup_code and insert after nonlocal_receiver. 73 * sparc.md (nonlocal_goto_receiver): New pattern. 74 75Tue Dec 23 05:54:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 76 77 * expr.c (expand_builtin_setjmp): Call builtin_setjmp_receiver. 78 * mips.md (builtin_setjmp_receiver): New pattern. 79 80 * crtstuff.c (__do_global_ctors_aux): Add missing call to 81 FORCE_INIT_SECTION_ALIGN and go back to text section. 82 * i386/sol2.h (FORCE_INIT_SECTION_ALIGN): Remove loop. 83 84 * expr.c (do_store_flag): For shift, get bit count using tree_pow2. 85 86Tue Dec 23 05:21:18 1997 Paul Eggert <eggert@twinsun.com> 87 88 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT too. 89 90Mon Dec 22 19:30:59 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> 91 92 * sdbout.c (plain_type_1): Add missing checks for named types "char" 93 and "int" and check for int by size first. 94 95Mon Dec 22 19:13:58 1997 Manfred Hollstein <manfred@s-direktnet.de> 96 97 * m68k/xm-mot3300.h (ADD_MISSING_{POSIX,XOPEN}): Define. 98 * m88k/xm-sysv3.h: Likewise. 99 100 * configure.in (getrlimit, setrlimit): Call AC_CHECK_FUNCS. 101 * cccp.c (main): Check HAVE_{G,S}ETRLIMIT in addition to RLIMIT_STACK. 102 * toplev.c (main): Likewise. 103 104 * fixincludes (target_canonical): New variable. 105 (size_t): Add support for Motorola's stdlib.h which fails to provide 106 a definition for size_t. 107 (str{len,spn,cspn} return value): Handle different layout on sysV88. 108 (fabs/hypot): Provide a fake for hypot which is broken on 109 m88k-motorola-sysv3; emit a prototype for fabs on m88k-motorola-sysv3. 110 111 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in definition. 112 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'. 113 114Mon Dec 22 19:05:49 1997 Richard Henderson <rth@cygnus.com> 115 116 * sparc.md (jump): Don't use the annul bit around an empty loop. 117 118Mon Dec 22 18:52:56 1997 Robert Lipe <robertl@dgii.com> 119 120 * i386/x-sco5 (CLIB) Deleted. 121 (ALLOCA) Added. 122 * i386/xm-sco5.h (USE_C_ALLOCA) Added. 123 124Mon Dec 22 18:42:16 1997 Philippe De Muyter <phdm@macqel.be> 125 126 * m68k/mot3300Mcrt0.S (mcount): Function removed. 127 (__stop_monitor): New function. 128 * m68k/mot3300-crt0.S (__stop_monitor): New (empty) function. 129 (mcount, mcount%, monitor): Common symbols removed. 130 * m68k/mot3300.h (FUNCTION_PROFILER): USE_GAS and !USE_GAS versions 131 fixed and merged. 132 (EXIT_BODY): Always call __stop_monitor without tricky tests. 133 134Mon Dec 22 18:35:05 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 135 136 * objc/Make-lang.in (runtime-info.h, libobjc_entry.o): Create in 137 build directory. 138 (libobjc.a): Update dependency list. 139 (libobjc.dll): Likewise. Use libobjc_entry.o from build directory. 140 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h. 141 (objc.mostlyclean): Remove runtime-info.h. 142 143Mon Dec 22 18:27:47 1997 Paul Eggert <eggert@twinsun.com> 144 145 * libgcc2.c (_eh_compat): New section. 146 * Makefile.in (LIB2FUNCS): Add _eh_compat. 147 148Mon Dec 22 17:52:37 1997 Marcus G. Daniels <mgd@wijiji.santafe.edu> 149 150 * objc/init.c (_objc_load_callback): Don't initialize. 151 152Sun Dec 21 15:06:00 1997 Paul Eggert <eggert@twinsun.com> 153 154 * mips/xm-iris5.h (HAVE_INTTYPES_H): Force undefined. 155 156Sun Dec 21 14:51:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 157 158 * dwarf2out.c (add_bound_info, case COMPONENT_REF): New case. 159 160Sun Dec 14 06:49:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 161 162 * expr.c (expand_expr, case PLACEHOLDER_EXPR): Use placeholder_list 163 expression in preference to any other if correct type. 164 165 * i386.h (INITIAL_ELIMINATION_OFFSET): Correctly test for PIC 166 register used. 167 168Sat Dec 13 06:11:32 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 169 170 * frame.h (__register_frame_info_table): Fix typo in declaration. 171 172Fri Dec 12 07:55:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 173 174 * function.c (purge_addressof_1): For (mem (address (mem ...)), 175 when collapsing, preserve mode of outer MEM. 176 177 * frame.c (__register_frame_info): Renamed from __register_frame. 178 (__register_frame_info_table, __deregister_frame_info): Similarly. 179 * frame.h (__{,de}register_frame_info): Likewise. 180 (__register_frame_info_table): New declaration. 181 * crtstuff.c (__do_global_dtors{,_aux}): Rename __deregister_frame. 182 (frame_dummy, __do_global_ctors): Likewise for __register_frame. 183 * collect2.c (write_c_file_{stat,glob}): Rename __register_frame 184 to __register_frame_info and similarly for __deregister_frame and 185 __register_frame_table. 186 187 * sched.c (remove_dependencies): Set RTX_INTEGRATED_P on dependency 188 we delete. Properly update prev for multiple consecutive deletions. 189 (priority): Skip deleted dependence. 190 191 * integrate.c (initialize_for_inline): In DECL_RTL of a PARM_DECL, 192 look inside a (mem (addressof (mem ...))). 193 194Fri Dec 12 05:49:58 1997 Paul Eggert <eggert@twinsun.com> 195 196 * collect2.c (write_c_file_glob): 197 Allocate initial frame object in static storage and pass its address. 198 199Thu Dec 11 18:01:31 1997 Philippe De Muyter <phdm@macqel.be> 200 201 * acconfig.h (NEED_DECLARATION_GETENV): Define slot added. 202 203Thu Dec 11 17:54:23 1997 Paul Eggert <eggert@twinsun.com> 204 205 * crtstuff.c (__do_global_ctors): Fix typo in last change. 206 207Wed Dec 10 18:38:28 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 208 209 * libgcc2.c (__bb_exit_func): Fix test of return value of fopen. 210 211Wed Dec 10 07:07:37 1997 Bernd Schmidt <crux@starsky.Informatik.RWTH-Aachen.DE> 212 * combine.c (simplify_rtx, case ABS): Don't get confused by a 213 VOIDmode operand. 214 215Tue Dec 9 17:44:14 1997 David Edelsohn <edelsohn@mhpcc.edu> 216 217 * rs6000.h (FUNCTION_ARG_PADDING): Define. 218 * rs6000.c (function_arg_padding): New function. 219 220Tue Dec 9 08:53:56 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 221 222 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc. 223 224Mon Dec 8 19:23:58 1997 Pat Rankin <rankin@eql.caltech.edu> 225 226 * toplev.c (get_run_time): [#if VMS] Cast arg in times call. 227 228 * vax/xm-vms.h (HAVE_UNISTD_H): Define for DEC C. 229 * make-cccp.com [CC]: Add /Prefix=All for DEC C. 230 231Mon Dec 8 08:09:17 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 232 233 * stmt.c (expand_decl_cleanup_no_eh): Properly return a value. 234 235 * fold-const.c (fold_convert): Don't flag overflow when converting 236 pointer to integer. 237 238Sun Dec 7 09:42:05 1997 Pat Rankin <rankin@eql.caltech.edu> 239 240 * make-gcc.com (@make-l2): Pass along any command line arguments. 241 * make-l2.com: Add latent support to compile cp/inc/* if `cc1plus' 242 is specified [currently disabled]. 243 * make-cc1.com: When building with GNU C, use -O2. 244 * make-cccp.com: Likewise. 245 246Sun Dec 7 06:56:48 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 247 248 * crtstuff.c (__do_global_ctors): Add missing arg to __register_frame. 249 250 * collect2.c (write_c_file_stat): Fix error in last change; 251 use __SIZE_TYPE__, not size_t. 252 253Sun Dec 7 05:50:43 1997 Paul Eggert <eggert@twinsun.com> 254 255 * cccp.c (strings.h): Fix misspelling of `include' introduced 256 in last change to this file. 257 258Sat Dec 6 18:54:11 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 259 260 * alpha/vms.h (CPP_PREDEFINES): Remove redundant setting 261 of GCC version and unneeded setting of __VMS_VER. 262 263Fri Dec 5 07:24:36 1997 Richard Stallman <rms@gnu.org> 264 265 * sparc/linux64.h (TARGET_VERSION): Write "GNU/Linux". 266 * sparc/linux.h, sparc/linux-aout.h, rs6000/linux.h: Likewise. 267 * m68k/linux.h, arm/linux.h, alpha/{linux,elf}.h: Likewise. 268 * listing: Change linux to gnu-linux. 269 270Fri Dec 5 06:23:22 1997 Paul Eggert <eggert@twinsun.com> 271 272 Alter C startup code so that it doesn't invoke malloc on Solaris. 273 * frame.h (struct object): Decl moved here from frame.c. 274 * frame.c (struct object): Move decl to frame.h. 275 ("frame.h"): Include after <stddef.h>, so that size_t is defined. 276 (__register_frame, __register_frame_table, __deregister_frame): 277 It's now the caller's responsibility to allocate storage for object. 278 * crtstuff.c (frame_dummy), collect2.c (write_c_file_stat): 279 Allocate initial frame object in static storage and pass its address. 280 * crtstuff.c (<stddef.h>, "frame.h"): Include. 281 * Makefile.in ($(T)crtbegin.o, $(T)crtend.o, stamp-crtS): 282 Depend on defaults.h and frame.h. 283 284 * Makefile.in (RTL_H, TREE_H): Add gansidecl.h. 285 (DEMANGLE_H): New macro. All dependencies on demangle.h 286 changed to $(DEMANGLE_H). 287 (RECOG_H): Likewise. 288 (libgcc2.a, stmp-multilib): Add dependencies on frame.h, gansidecl.h. 289 (collect.o): Add dependency on gansidecl.h. 290 (gcc.o, choose-temp.o, pexecute.o, prefix.o): Likewise. 291 (obstack.o, choose-temp.o, pexecute.o): Add dependency on $(CONFIG_H). 292 293Fri Dec 5 06:20:06 1997 Dean Deaver <deaver@amt.tay1.dec.com> 294 295 * arm.md (casesi_internal): Add USE of label. 296 297Fri Dec 5 05:59:44 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 298 299 * configure.in (sys/times.h): Check for this instead of times.h. 300 * cpplib.c, toplev.c: Properly test for and include sys/times.h. 301 302Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 303 304 * sh.c (final_prescan_insn): Use local label prefix when emitting 305 .uses pseudo-ops. 306 307Thu Dec 4 07:00:48 1997 Richard Earnshaw <rearnsha@arm.com> 308 309 * arm.c (arm_finalize_pic): Use an offset of 4 when adjusting the 310 GOT address. 311 312Thu Dec 4 06:58:32 1997 Dean Deaver <deaver@amt.tay1.dec.com> 313 314 * genoutput.c (scan_operands): Treat format of "u" like "e". 315 316Thu Dec 4 06:28:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 317 318 * msdos/top.sed, winnt/config-nt.sed: Change version to 2.8.0. 319 320 * stmt.c (pushcase_range): Clean up handling of "infinite" values. 321 322Wed Dec 3 09:03:35 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> 323 324 * i386.c (notice_update_cc): Remove bogus Pentium GCC code. 325 326Wed Dec 3 08:46:32 1997 Paul Eggert <eggert@twinsun.com> 327 328 * arm.h (CPP_ARCH_DEFAULT_SPEC): Fix misspelling: `TARGET_CPU_DEFUALT'. 329 (TARGET_SWITCHES): Fix misspelling: `no-apcs-rentrant'. 330 * pa.c (override_options): Fix misspelling: `compatable'. 331 * enquire.c (main): Fix misspelling in diagnostic: `mallocatable'. 332 * gcov.c (function_summary): Fix misspelling in diagnostic: `funcion'. 333 * objc/thr-decosf1.c (__objc_thread_id): Fix misspelling in code: 334 `pthread_getuniqe_np'. 335 336 * tahoe.c (extensible_operand): Renamed from extendable_operand. 337 All callers changed. 338 * dwarf2.h (enum dwarf_discrim_list): Renamed from dwarf_descrim_list. 339 * dwarf2out.c: Fix misspellings in forward static function 340 declarations: `add_AT_setion_offset', `add_sibling_atttributes'. 341 * dwarfout.c: Fix misspellings in forward static function 342 declarations: `langauge_attribute', `geneate_new_sfname_entry'. 343 * stmt.c, tree.h (start_cleanup_deferral): 344 Renamed from start_cleanup_deferal. 345 (end_cleanup_deferral): Renamed from end_cleanup_deferal. 346 * toplev.c (rest_of_compilation): Rename local var from 347 inlineable to inlinable. 348 349Wed Dec 3 06:17:03 1997 Jason Merrill <jason@yorick.cygnus.com> 350 351 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start. 352 353Wed Dec 3 06:06:38 1997 Jim Wilson <wilson@cygnus.com> 354 355 * dwarf2out.c (gen_type_die, case POINTER_TYPE): See TREE_ASM_WRITTEN 356 before the recursive call. 357 358Wed Dec 3 05:57:29 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 359 360 * configure.in (AC_HEADER_{STDC,TIME}): Add calls. 361 (AC_CHECK_HEADERS): Add fcntl.h times.h, sys/times.h, 362 sys/resource.h, and sys/param.h. 363 (getenv): Check if need declaration. 364 * cccp.c: Remove obsolete ways of including headers and use autoconf 365 symbols instead. 366 Include gansidecl.h; remove things defined there. 367 See if getenv needs to be declared. 368 * cpplib.c: Likewise. 369 * cexp.y: Use autoconf symbols to select what include files are needed. 370 * genattrtab.c, toplev.c: Likewise. 371 372Tue Dec 2 21:44:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 373 374 * reload1.c (reload): Make copy of MEM before setting 375 req_equiv_mem if the address is a PLUS. 376 377Tue Dec 2 07:03:47 1997 Pat Rankin <rankin@eql.caltech.edu> 378 379 * vax/xm-vms.h (STDC_HEADERS, HAVE_STDLIB, HAVE_STRING): Define. 380 (mesg_implicit_function_declaration): New macro. 381 382 * make-l2.com: Compile libgcc2.c with `-fexceptions' specified. 383 384Mon Dec 1 17:44:59 1997 Jeffrey A Law (law@cygnus.com) 385 386 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to 387 output ASCII by default; only use ASM_OUTPUT_DWARF_STRING if 388 flag_debug_asm is on. 389 (output_die, output_pubnames, output_line_info): Likewise. 390 391Mon Dec 1 17:15:30 1997 Philip Blundell <pb@nexus.co.uk> 392 393 * arm/linux.h (SUBTARGET_CPU_DEFAULT): Define instead 394 of TARGET_CPU_DEFAULT. 395 396Mon Dec 1 16:51:23 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl> 397 398 * i386/mingw32.h (MATH_LIBRARY): Set to "-lcrtdll". 399 400Mon Dec 1 16:46:57 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 401 402 * c-aux-info.c: Add prototypes for static functions. 403 * c-lex.c, emit-rtl.c, rtl.c, xcoffout.c: Likewise. 404 405 * i386.h (TARGET_SWITCHES): Add entries for "windows" and "dll". 406 407Mon Dec 1 16:42:20 1997 Jim Wilson <wilson@cygnus.com> 408 409 * mips.md (fix_trunc{dfsi,sfsi,dfsi}2): Add '*' in operand 3. 410 411Sun Nov 30 20:25:59 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 412 413 * expr.c (get_inner_reference): For ARRAY_REF, if need 414 WITH_RECORD_EXPR, make it with the ARRAY_REF as exp. 415 416 * expr.c (store_constructor): Use TARGET, not EXP, for 417 WITH_RECORD_EXPR when offset has a placeholder. 418 419Sun Nov 30 11:19:00 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl> 420 421 * objc/Make-lang.in (libobjc.dll): Rename -dll flag to -mdll. 422 423Sun Nov 30 08:42:29 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> 424 425 * stmt.c (expand_end_bindings): Cleanups and incoming gotos are 426 not incompatible. 427 428Sun Nov 30 05:45:06 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> 429 430 * jump.c (jump_optimize): Use find_insert_position in two more places. 431 432Sat Nov 29 13:47:40 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 433 434 * alpha/vms.h (HAVE_STRERROR, HAVE_{LIMITS,STDDEF,TIME}_H): Define. 435 436Sat Nov 29 08:29:47 1997 J.J.van der Heijden <J.J.vanderHeijden@student.utwente.nl> 437 438 * configure.in: Add check for kill. 439 * gcc.c: Define kill as raise if not HAVE_KILL. 440 441Sat Nov 29 06:18:08 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> 442 443 * jump.c (find_insert_position): New function. 444 (jump_optimize): Use it when making new copy of insn after test. 445 446Sat Nov 29 05:54:57 1997 Douglas Rupp <rupp@gnat.com> 447 448 * alpha/vms.h (BIGGEST_ALIGNMENT, ENCODE_SECTION_INFO): No longer 449 override. 450 451Sat Nov 29 05:43:37 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 452 453 * getpwd.c (getpwd, [VMS]): Only add extra arg if VMS. 454 455 * alpha/xm-vms.h (HAVE_VPRINTF, HAVE_PUTENV): Define. 456 457 * cccp.c (index, rindex): Add conditional defs to strchr and strrchr.s 458 * cpplib.c: Likewise. 459 * gcov.c: Include gansidecl.h. 460 461Fri Nov 28 21:17:51 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 462 463 * objc/objc-act.c: Include "output.h". 464 465 * objc/Make-lang.in (objc-parse.o, objc-act.o): Also depend on 466 $(srcdir)/output.h. 467 468 * objc/Object.m (+conformsTo:): Surround assignment with parentheses. 469 470 * objc/archive.c, objc/class.c, objc/encoding.c: Finish prototyping. 471 * objc/init.c, objc/objc-act.c, objc/objc-api.h: Likewise. 472 * objc/runtime.h, objc/sendmsg.c: Likewise. 473 474Fri Nov 28 19:15:53 1997 Mark Kettenis <kettenis@phys.uva.nl> 475 476 * objc/thr-posix.c (__objc_mutex_allocate): Allocate 477 mutex type instead of assuming it fits in a void * type. 478 (__objc_mutex_deallocate): Free mutex type. 479 (__objc_mutex_lock): Pass mutex type instead of pointer to it. 480 (__objc_mutex_{try,un}lock): Likewise. 481 (__objc_condition_allocate): Allocate condition type instead 482 of assuming it fits in a void * type. 483 (__objc_condition_deallocate): Free condition type. 484 (__objc_condition_wait): Pass condition type instead of pointer to it. 485 (__objc_condition_{broadcast,signal}): Likewise. 486 487Fri Nov 28 17:07:25 1997 David Edelsohn <edelsohn@mhpcc.edu> 488 489 * rs6000.c (function_arg_partial_nregs): Undo 11/26 change. 490 491Fri Nov 28 12:34:03 1997 Scott Christley <scottc@net-community.com> 492 493 * objc/Make-lang.in (runtime-info.h): Add comment in file. 494 495 * objc/selector.c: Replace all occurrences of sarray_get 496 with sarray_get_safe. 497 * objc/sendmsg.c: Likewise. 498 499 * protoize.c (include_defaults): Add component element as in cccp.c. 500 * nextstep.h (INCLUDE_DEFAULTS): Add component element. 501 (ASM_COMMENT_START): Correct assembly comment string. 502 * objc/Make-lang.in (objc/{NXConstStr,Object,Protocol,linking): 503 Compile with GNU runtime. 504 505Fri Nov 28 12:27:50 1997 Ovidiu Predescu <ovidiu@net-community.com> 506 507 Generate platform information required by ObjC runtime. 508 * toplev.c (lang_options): New ObjC specific compiler flag. 509 * objc/Make-lang.in: Add target to generate runtime-info.h file. 510 * objc/objc-act.c (print_struct_values): New variable. 511 (generate_struct_by_value_array): New function. 512 (lang_init): Call generate_struct_by_value_array if requested. 513 (lang_decode_option): Check for new compiler flag.s 514 * objc/sendmsg.c (__objc_get_forward_imp): Check size of type 515 for determining proper forwarding function. 516 517Fri Nov 28 05:58:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 518 519 * regclass.c (record_address_regs): Use REG_OK_FOR_{INDEX,BASE}, 520 not the REGNO versions. 521 522Thu Nov 27 16:28:04 1997 Scott Snyder <snyder@d0sgif.fnal.gov> 523 524 * dwarf2out.c (outout_call_frame_info): Ensure info has proper 525 alignment. 526 527 * libgcc2.c (__throw): Initialize HANDLER. 528 529Thu Nov 27 16:23:25 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 530 531 * tree.h, rtl.h: See if need declarations for free. 532 * tree.c, bc-optab.c: Get the declaration of free from stdlib.h. 533 534Thu Nov 27 07:21:54 1997 Jason Merrill <jason@yorick.cygnus.com> 535 536 * except.h: Add outer_context_label_stack. 537 * except.c: Likewise. 538 (expand_start_all_catch): Push the outer_context for the try block 539 onto outer_context_label_stack. 540 (expand_end_all_catch): Use it and pop it. 541 542 * except.c (expand_start_all_catch): One more do_pending_stack_adjust. 543 544 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR. 545 546Thu Nov 27 07:15:10 1997 Michael Meissner <meissner@cygnus.com> 547 548 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs. 549 (print_operand{,_address}): Use SMALL_DATA_REG for register involved in 550 small data relocations. 551 552 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if 553 -dynamic linker is not used. 554 555 * rs6000.md (call insns): For local calls, use @local suffix under 556 System V; don't use @plt under Solaris. 557 558Wed Nov 26 15:12:32 1997 Jeffrey A Law (law@cygnus.com) 559 560 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions. 561 562 * toplev.c (flag_exceptions): Default value is 2. 563 (compile_file): If flag_exceptions still has the value 2, then 564 set it to 0. 565 566Wed Nov 26 14:58:42 1997 Michael Meissner <meissner@cygnus.com> 567 568 * rs6000.c (output_function_profiler): Put label address in r0, and 569 store LR in 4(sp) for System V/eabi. 570 571 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16 572 byte boundary, and maintain stack backchain. 573 574 (Originally from Geoffrey Keating) 575 * rs6000.c (function_arg): Excess floating point arguments don't 576 go into GPR registers after exhausting FP registers under the 577 System V.4 ABI. 578 (function_arg_partial_nregs): Likewise. 579 580 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt 581 suffix to calls. 582 583Wed Nov 26 14:09:01 1997 Jason Merrill <jason@yorick.cygnus.com> 584 585 * dwarfout.c (output_type): If finalizing, write out nested types 586 of types we've already written. 587 588 * toplev.c (main): Complain about -gdwarfn. 589 590Wed Nov 26 12:37:56 1997 J.J. van der Heijden <J.J.vanderHeijden@student.utwente.nl> 591 592 * mingw32.h (PATH_SEPARATOR): Moved to xm-mingw32.h 593 * xm-mingw32.h (PATH_SEPARATOR): Moved here from mingw32.h. 594 595 * getpwd.c (getpwd): Use VMS implementation of _WIN32 unless cygwin32. 596 597Wed Nov 26 12:26:44 1997 John Hassey <hassey@dg-rtp.dg.com> 598 599 * m88k/dgux.h (ASM_CPU_SPEC) : No whitespace allowed. 600 601 * m88k.h (SUPPORTS_ONE_ONLY) : Must be svr4. 602 603 * i386/dgux.h (ASM_OUTPUT_ALIGN): Deleted. 604 605 * i386/dgux.c (output_file_start) : Changed ix86_isa_string 606 to ix86_arch_string. 607 608 * cplus-dem.c (fancy_abort): Added. 609 610Wed Nov 26 06:07:50 1997 Richard Earnshaw <rearnsha@arm.com> 611 612 * arm/coff.h (TARGET_DEFAULT): Add ARM_FLAG_APCS_32 to defaults. 613 614 * configure.in (arm*-*-*): Recognize --with-cpu for ARM processors. 615 616Wed Nov 26 05:05:36 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 617 618 * libgcc2.c (inhibit_libc): Define #ifdef CROSS_COMPILE. 619 620 * mips/xm-iris6.h (malloc, realloc, calloc): No longer declare. 621 (USG): Define here. 622 (xm-iris5.h): No longer include; just include xm-mips.h. 623 624 * mips-tfile.c (parse_def): Properly recognize bitfield and 625 count array dimensions. 626 627 * protoize.c: Remove declarations of void, exit, and free. 628 629 * i386/mingw32.h (LINK_SPEC, STARTFILE_SPEC): Change -dll to -mdll. 630 631 * configure.in: Check for sys/file.h. 632 * gcc.c (sys/file.h): Include if HAVE_SYS_FILE_H. 633 634 * configure.in: Only give error on bad --with-cpu value for target. 635 636Sat Nov 22 19:21:55 1997 Philippe De Muyter <phdm@macqel.be> 637 638 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros. 639 (ASM_OUTPUT_DWARF_VALUE4): New macro. 640 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is 641 defined. 642 (output_call_frame_info): Don't output forward label differences 643 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined. 644 Substitute instead simple label and define this label later to be 645 difference of desired labels after they have been defined. 646 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas. 647 648 * gcc.c (process_command): Don't take address of function fatal when 649 calling lang_specific_driver. 650 651Sat Nov 22 17:08:03 1997 J. Kean Johnston <jkj@sco.com> 652 653 * i386/sco5.h (SELECT_RTX_SECTION): Redefine to work with -fpic. 654 (LIBGCC_SPEC, LIB_SPEC): Link with correct libgcc.a. 655 (HAVE_ATEXIT): Define. 656 657Sat Nov 22 12:20:22 1997 Richard Earnshaw <rearnsha@arm.com> 658 659 * arm.md (movsfcc{,_hard}_insn): Specify mode for all alternatives. 660 661Sat Nov 22 06:56:16 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 662 663 * function.c (instantiate_decl): Only ignore ADDRESSOF if arg is REG. 664 665 * configure.in: Check for functions before checking which need decls. 666 (bcopy, bzero, bcmp, index, rindex): Add checks. 667 (vax-*-sysv*): Fix typo in setting of xm_file. 668 * aclocal.m4: Add conditional definitions of index and rindex. 669 * gansidecl.h (bcopy, bzero, bcmp, index, rindex): If don't 670 have one of these, define macro to use ANSI form. 671 * pa/xm-pahpux.h (bcopy, bzero, bcmp, rindex, index): No longer define. 672 * mips/xm-sysv.h, xm-m88k.h, m68k/xm-plexus.h: Likewise. 673 * m68k/xm-mot3300.h, m68k/xm-m68kv.h, m68k/xm-hp320.h: Likewise. 674 * winnt/xm-winnt.h, vax/xm-vms.h, m68k/xm-3b1.h: Likewise. 675 * i386/xm-os2.h, i386/xm-mingw32.h, alpha/xm-vms.h: Likewise. 676 * xm-svr4.h, xm-svr3.h: Likewise. 677 * clipper/xm-clix.h: Likewise. 678 (TARGET_MEM_FUNCTIONS): Define here. 679 * xm-linux.h (bcmp, bcopy, bzero, index, rindex): No longer undefine. 680 * xm-convex.h (bcopy, bzero): No longer define. 681 * vax/xm-vaxv.h, sparc/xm-pbd.h, mips/xm-iris{3,4,5}.h: Likewise. 682 * m68k/xm-crds.h, m68k/xm-altos3068.h, i386/xm-sun.h: Likewise. 683 * i386/xm-osf.h, i386/xm-aix.h, xm-i370.h, ns32k/xm-genix.h: Likewise. 684 685Sat Nov 22 06:46:26 1997 Paul Eggert <eggert@twinsun.com> 686 687 * c-typeck.c, collect2.c, cpplib.c, dwarfout.c, gcov.c, protoize.c: 688 Don't include <strings.h> unless there's no <string.h>. 689 690Fri Nov 21 06:46:50 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 691 692 * configure.in (i[3456]86-*-freebsd{,elf}*): Delete i386/xm-freebsd.h. 693 * xm-freebsd.h, i386/xm-freebsd.h: Deleted. 694 695 * i386/xm-cygwin32.h (HAVE_RUSAGE, HAVE_FILE_H): Deleted. 696 * i386/xm-mingw32.h, rs6000/xm-cygwin32.h: Likewise. 697 698 * xm-std32.h: New file, so far unused. 699 700Fri Nov 21 05:50:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 701 702 * m68k.c (legitimize_pic_address): Make sure pic register marked used. 703 704 * dwarf2out.c (output_call_frame_info): Call app_enable and 705 app_disable if flag_debug_asm, not if flag_verbose_asm. 706 707Thu Nov 20 16:37:36 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 708 709 * expr.c (expand_builtin_apply): Fix typo in last change. 710 711 * expr.c (expand_assignment): If assigning to readonly field, 712 mark rtx as unchanging. 713 714 * configure.in: Add checks for functions putenv, popen, and vprintf. 715 (i[3456]86-*-netbsd*): No longer need i386/xm-netbsd.h. 716 (i860-alliant-*): No longer need i860/xm-fx2800.h. 717 (m68k-ncr-sysv*): Use xm-svr3.h instead of m68k/xm-tower.h. 718 (m68k-sun-sunos*): No longer need m68k/xm-sun3.h. 719 (m68k-*-netbsd*): No longer need m68k/xm-netbsd.h. 720 (mips-dec-netbsd*): No longer need mips/xm-netbsd.h. 721 (ns32k-pc532-netbsd*): No longer need ns32k/xm-netbsd.h. 722 (sparc-*-netbsd*): No longer need sparc/xm-netbsd.h. 723 (vax-*-netbsd*): No longer need config/xm-netbsd.h. 724 * arm/xm-netbsd.h: No longer include xm-netbsd.h. 725 * xm-linux.h (HAVE_VPRINTF, HAVE_POPEN, HAVE_PUTENV): Deleted. 726 * xm-mips.h (HAVE_VPRINTF, HAVE_PUTENV): Deleted. 727 * i386/xm-osf.h, xm-arm.h, xm-alpha.h: Likewise. 728 * xm-sparc.h (HAVE_POPEN): Deleted. 729 * xm-sh.h (HAVE_VPRINTF): Deleted. 730 * mips/xm-iris4.h, mips/xm-iris5.h, xm-m88k.h: Likewise. 731 * m68k/xm-crds.h, m68k/xm-atari.h, m68k/xm-amix.h: Likewise. 732 * xm-svr3.h, xm-svr4.h, i386/xm-mingw32.h: Likewise. 733 * i386/xm-os2.h (HAVE_PUTENV): Deleted. 734 * i386/xm-dos.h, i386/xm-aix.h: Likewise. 735 * arm/xm-netbsd.h (HAVE_VPRINTF, HAVE_STRERROR): No longer 736 need undefine. 737 * xm-netbsd.h, i386/xm-netbsd.h, m68k/xm-netbsd.h: Deleted. 738 * mips/xm-netbsd.h, ns32k/xm-netbsd.h, sparc/xm-netbsd.h: Likewise. 739 * i860/xm-fx2800.h, m68k/xm-sun3.h, m68k/xm-tower.h: Likewise. 740 741Thu Nov 20 16:04:24 1997 Richard Earnshaw <rearnsha@arm.com> 742 743 * explow.c (plus_constant_wide, case MEM): If about to call 744 force_const_mem, generate the rtl in a saveable obstack. 745 746 * arm.md (movhi): Pass the full MEM to storeinthi, storehi and 747 storehi_bigend. 748 (storeinthi, storehi, storehi_bigend): Be more conservative about 749 when not to force a PLUS or MINUS into a REG. Use change_address 750 to create new MEMs. 751 752Wed Nov 19 15:16:04 1997 Ulrich Drepper <drepper@cygnus.com> 753 754 * c-common.c (print_char_table): Add a and A to float formats. 755 (scan_char_table): Likewise. 756 (check_format_info): Recognize `a' as allocate flag only if used 757 in correct context. 758 759Wed Nov 19 12:56:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 760 761 * configure.in: Fix check for <inttypes.h>. 762 763Tue Nov 18 19:27:01 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 764 765 * sh.md (attribute "type"): Add nil. 766 (movsi_ie): y/y alternative is type nil. 767 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X. 768 (movsf_ie+1): Delete. 769 770Tue Nov 18 18:38:41 1997 Paul Eggert <eggert@twinsun.com> 771 772 * cccp.c (warn_undef): Now static. 773 (eval_if_expression): Don't warn about undefined preprocessor symbols 774 in system headers. 775 * cexp.y (parse_c_expression): 776 Now takes new arg specifying whether to warn 777 about undefined preprocessor symbols. 778 (warn_undef): Now local and static; independent of warn_undef in cccp.c 779 (yylex): `register' -> `register int', needed for C9X. 780 781 The following changes are only if TEST_EXP_READER is defined: 782 (expression_signedp): New var. 783 (start): Set expression_signedp to signedness of expression. 784 (print_unsigned_host_wide_int): New function. 785 (main): Use it to print value of expression, instead of hoping that 786 `long' is long enough. Print "u" after unsigned values. 787 788Tue Nov 18 18:33:30 1997 Jim Wilson <wilson@cygnus.com> 789 790 * mips.c (save_restore_insns): If gp_offset or fp_offset are 791 large_int, emit two insns instead of one splitable insn. 792 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset 793 from cfa_temp_value, use cfa_offset. Add assert checking that 794 cfa_reg is SP. 795 796Tue Nov 18 09:11:58 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 797 798 * fold-const.c (div_and_round_double): Return overflow for 799 divide-by-zero instead of aborting. 800 801 * tree.c (substitute_in_expr, case TREE_LIST): Fix two typos. 802 803Tue Nov 18 05:03:52 1997 Jeffrey A Law <law@cygnus.com> 804 805 * arm.c (output_move_double): Allocate 3 entries in otherops array. 806 807Tue Nov 18 02:41:01 1997 Paul Eggert <eggert@twinsun.com> 808 809 * cccp.c (quote_string_for_make): New function. 810 (deps_output): Use it to fix bug with file name quoting in -M output. 811 812Mon Nov 17 13:28:33 1997 Philip Blundell <Philip.Blundell@pobox.com> 813 814 * arm/lib1funcs.asm (__div0): Provide GNU/Linux implementation. 815 * arm/t-linux (LIB1ASMFUNCS): Use it. 816 817Mon Nov 17 09:13:59 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 818 819 * function.c (purge_addressof_1): Make copy when substituting argument 820 of ADDRESSOF. 821 (fixup_var_refs_1): Likewise. 822 823 * m68k.c: Include tree.h. 824 825Mon Nov 17 09:01:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 826 827 * getpwd.c (getpwd, [VMS]): Add extra arg of 0 to getcwd call. 828 829 * alpha/vms.h ({OPTIMIZATION,OVERRIDE}_OPTIONS): Delete, for now. 830 * alpha/xm-vms.h (DIR_SEPARATOR, PATH_SEPARATOR): Delete. 831 832Mon Nov 17 08:52:45 1997 Richard Earnshaw <rearnsha@arm.com> 833 834 * function.c (fixup_stack_1): Also fix-up refs via ARG_POINTER_REGNUM. 835 836 * configure.in (arm-*-netbsd*): Doesn't need collect2. 837 838Mon Nov 17 08:50:01 1997 Stephen L Moshier <moshier@world.std.com> 839 840 * i386/isc.h (DWARF2_UNWIND_INFO): Define as 0. 841 842Mon Nov 17 08:42:28 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> 843 844 * flow.c (propagate_block): Look for pre-inc/dec within PARALLEL. 845 846Mon Nov 17 03:14:46 1997 Paul Eggert <eggert@twinsun.com> 847 848 * cpplib.c (file_size_and_mode): Remove. 849 (finclude): Don't assume long and off_t are same size or that 850 mode_t fits in int. 851 * cccp.c: (main, finclude, check_precompiled): Don't assume size_t 852 and off_t are same size. 853 * gcov.c (read_files): Don't assume off_t and unsigned are same size. 854 855Sun Nov 16 18:56:40 1997 Scott Christley <scottc@net-community.com> 856 857 * objc/objc-act.c (objc_demangle): New function. 858 (objc_printable_name): New function. 859 (init_objc): Change default function. 860 861 * expr.c (expand_builtin_apply): Prefer nonlocal over block. 862 863Sun Nov 16 18:10:13 1997 Fila Kolodny <fila@ibi.com> 864 865 * i370.c (i370_function_prolog): New function from i370.h. 866 * i370.h (FUNCTION_PROLOG): Just call i370_function_prolog. 867 868Sun Nov 16 08:40:35 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> 869 870 * calls.c (expand_call, store_one_arg): Don't pass QImode arguments 871 to emit_library_call. 872 * expr.c (emit_push_insn, expand_assignment, store_expr): Likewise. 873 (expand_expr, expand_builtin): Likewise. 874 * function.c (put_var_into_stack, assign_parms): Likewise. 875 * alpha.c (alpha_builtin_saveregs): Likewise. 876 * clipper.c (clipper_builtin_saveregs): Likewise. 877 * m88k.c (m88k_builtin_saveregs): Likewise. 878 * pa.c (hppa_builtin_saveregs): Likewise. 879 * sparc.c (sparc_builtin_saveregs): Likewise. 880 881Sun Nov 16 07:39:08 1997 Paul Eggert <eggert@twinsun.com> 882 883 * real.h (REAL_VALUES_IDENTICAL): New macro. 884 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros. 885 * fold-const.c (operand_equal_p): Don't consider -0.0 identical to 0.0. 886 * tree.c (simple_cst_equal): Likewise. 887 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL macro. 888 889Sun Nov 16 07:29:12 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 890 891 * acconfig.h (NEED_DECLARATION_{,R}INDEX): New cases. 892 * configure.in: See if need declarations for index and rindex. 893 * c-typeck.c, collect2.c, cpplib.c, dwarfout.c, gcov.c, protoize.c: 894 Include stdlib.h, string.h, and strings.h, if they exist. 895 Only declare index and rindex if needed. 896 * collect2.c: Only declare free if needed. 897 898 * regclass.c (record_address_regs): Refine choice of index and base 899 when have sum of two regs, one of which is a hard reg. 900 901Sun Nov 16 07:07:45 1997 Robert Lipe (robertl@dgii.com) 902 903 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define as in sysv4 and linux 904 (HAVE_ATEXIT): No longer define. This confused ELF destructors. 905 (DBX_DEBUGGING_INFO): Define. 906 907Sat Nov 15 09:55:11 1997 Richard Earnshaw (rearnsha@arm.com) 908 909 * arm.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept MINUS (until reload 910 knows what to do with it). 911 912Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com> 913 914 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to 915 pick apart floating point values, instead of using CONST_DOUBLE_LOW 916 and CONST_DOUBLE_HIGH. 917 918 * rs6000.md (define_splits for DF constants): Use the appropriate 919 REAL_VALUE_* interface to pick apart DF floating point constants in 920 a machine independent fashion. 921 922Thu Nov 13 07:30:53 1997 Richard Earnshaw (rearnsha@arm.com) 923 924 * arm/netbsd.h (LINK_SPEC): Redefine -- pass -X. 925 926 * arm.md (movsicc_insn): Add extra reload alternatives for better 927 register tying. 928 (movsfcc_hard_insn, movsfcc_soft_insn, movdfcc_insn): Likewise. 929 930Mon Nov 10 19:32:14 1997 Doug Evans <dje@cygnus.com> 931 932 * sparc.md (mov[sdt]f_const_insn): Fix condition to match what 933 instruction can handle. 934 935Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com> 936 937 * stmt.c (expand_decl_cleanup_no_eh): New fn. 938 939 * except.c (expand_leftover_cleanups): do_pending_stack_adjust. 940 941Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu> 942 943 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and 944 swap instruction order. 945 946Sun Nov 9 09:51:08 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> 947 948 * machmode.def (QCmode, HCmode): New modes. 949 950Sun Nov 9 09:24:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 951 952 * combine.c (sets_function_arg_p): New function. 953 (combinable_i3pat): Check if combining with any but the first 954 argument register setting insn for a function call. 955 956 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid sheduling load from 957 stack slot. 958 959Sun Nov 9 09:17:53 1997 Richard Earnshaw (rearnsha@arm.com) 960 961 * loop.c (strength_reduce): If initial value of BIV is equivalent to 962 a constant, record that as initial value. 963 (check_dbra_loop): Don't reverse loop if initial value isn't CONST_INT. 964 965Sun Nov 9 09:12:41 1997 Tristan Gingold <gingold@haendel.enst.fr> 966 967 * expr.c (emit_push_insn): Avoid infinite recursion 968 when -fcheck-memory-usage. 969 970Sun Nov 9 08:03:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 971 972 * cse.c (simplify_binary_operation): Fix error in last change. 973 974Sun Nov 9 07:56:31 1997 Pat Rankin <rankin@eql.caltech.edu> 975 976 * vmsconfig.com [version.opt]: Parse version string more robustly. 977 [@variable@]: Discard configure tokens when using Makefile.in. 978 [libgcc2-cxx.list]: Generate this new file for CXX_LIB2FUNCS. 979 [cp/input.c]: Suppress it as workaround to avoid linker warning. 980 [objc-parse.y]: Now lives in the objc subdirectory. 981 * make-cc1.com [objc-parse.{c,y}]: Ditto. 982 * make-cccp.com [prefix.c]: Compile additional source file. 983 984 * cccp.c (VMS_freopen, VMS_fopen, VMS_open, VMS_fstat): Call 985 corresponding library routine specified via its ordinary name 986 rather than with a decc$ prefix. (Reverses Oct 19 change.) 987 988 * cccp.c, cexp.y [HOST_WIDE_INT]: Manually splice long lines 989 of avoid backslash+newline continuation on #if directives. 990 991Sun Nov 9 01:54:54 1997 Jeffrey A Law (law@cygnus.com) 992 993 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions 994 are shared. 995 996Sat Nov 8 23:01:37 1997 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> 997 998 * cse.c (simplify_binary_operation): Don't simplify divide by zero 999 for targets that don't support a representation of INFINITY. 1000 1001Sat Nov 8 22:37:29 1997 Richard Earnshaw <rearnsha@arm.com> 1002 1003 * Makefile.in (cse.o): Depend on expr.h. 1004 * cse.c: Include expr.h. 1005 (fold_rtx, case MEM): For ADDRESSOF, create new MEM. 1006 1007Sat Nov 8 19:27:56 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 1008 1009 * expr.c (expand_increment): When enqueing a postincrement for a MEM, 1010 use copy_to_reg if address is not a general_operand. 1011 1012Sat Nov 8 18:39:56 1997 Jason Merrill <jason@yorick.cygnus.com> 1013 1014 * libgcc2.c (L_eh): Define __eh_pc here. 1015 Replace __eh_type with generic pointer __eh_info. 1016 1017Sat Nov 8 07:03:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 1018 1019 * alpha.h (SECONDARY_OUTPUT_RELOAD_CLASS): If FLOAT_REGS, 1020 need secondary reload for QImode and HImode even if BWX. 1021 1022 * expmed.c (store_split_bit_field): Force ADDRESSOF into register. 1023 1024 * cse.c (fold_rtx, case ADDRESSOF): New case (that does nothing). 1025 1026 * function.c (fixup_var_refs_1, case ADDRESSSOF): Check that 1027 new value is valid for insn. 1028 1029 * stor-layout.c (get_best_mode): Refine test for field within 1030 unit to work properly for negative positions. 1031 1032 * print-rtl.c (print_inline_rtx): Save and restore sawclose and indent. 1033 1034 * reload.c (find_replacement): If PLUS, MINUS, or MULT, see if 1035 either arg contains a replacement. 1036 1037Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com> 1038 1039 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for 1040 linked once FDEs. 1041 1042Fri Nov 7 06:50:57 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 1043 1044 * alpha.h (FUNCTION_VALUE): Take into account promotion of pointers. 1045 1046 * unroll.c (back_branch_in_range_p): Refine check for INSN at loop end. 1047 1048Wed Nov 5 18:17:50 1997 Paul Eggert <eggert@twinsun.com> 1049 1050 * fixinc.svr4: Replace `__STDC__ - 0 == 1' 1051 with `defined (__STRICT_ANSI__)'. 1052 1053Tue Nov 4 18:32:44 1997 Jim Wilson <wilson@cygnus.com> 1054 1055 * mips.md (insv, extzv, extv): Add change_address call. 1056 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern. 1057 * mips.c (mips_expand_epilogue): Emit blockage insn before call to 1058 save_restore_insns if no FP and GP will be restored. 1059 1060 * acconfig.h (HAVE_INTTYPES_H): Undef. 1061 * configure.in (inttypes.h): Check for conflicts between sys/types.h 1062 and inttypes.h, and verify that intmax_t is defined. 1063 * mips/x-iris (CC, OPT, OLDCC): Comment out. 1064 * mips/x-iris3: Likewise. 1065 1066Tue Nov 4 17:28:31 1997 Doug Evans <dje@cygnus.com> 1067 1068 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling. 1069 (yylex): Record wide strings using target endianness, not host. 1070 1071Tue Nov 4 16:18:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 1072 1073 * Makefile.in (distdir-start): Add dependency on $(srcdir)/config.in. 1074 1075Tue Nov 4 06:14:30 1997 Paul Eggert <eggert@twinsun.com> 1076 1077 * c-lex.c (yylex): Don't warn about constants like 1078 9223372036854775807 and 18446744073709551615U on an L32LL64 host 1079 unless pedantic. 1080 1081Mon Nov 3 18:42:44 1997 Jim Wilson <wilson@cygnus.com> 1082 1083 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got. 1084 * i386.md (prologue_{set_got,get_pc}): Add UNSPEC_VOLATILE to pattern. 1085 (prologue_get_pc_and_set_got): New pattern. 1086 1087Mon Nov 3 13:42:21 1997 Paul Eggert <eggert@twinsun.com> 1088 1089 * cccp.c, cpplib.c (compare_defs): Don't complain about arg name 1090 respellings unless pedantic. 1091 * cpplib.c (compare_defs): Accept pfile as new arg. 1092 All callers changed. 1093 1094Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com) 1095 1096 * global.c (global_alloc): Free the conflict matrix after 1097 reload has finished. 1098 1099Thu Oct 30 17:30:42 1997 Doug Evans <dje@cygnus.com> 1100 1101 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf. 1102 Set extra_parts. 1103 (sparc*-*-*): Recognize --with-cpu=v9. 1104 * sparc/elf.h: New file. 1105 * sparc/t-elf: New file. 1106 1107Thu Oct 30 16:36:17 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 1108 1109 * stmt.c (expand_asm_operand): If error in matching constraint, 1110 don't emit asm. 1111 1112Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 1113 1114 * va-sh.h (__va_arg_sh1): Define. 1115 (va_arg): Use it. 1116 SH3E doesn't use any integer registers for subsequent arguments 1117 once a non-float value was passed in the stack. 1118 * sh.c (machine_dependent_reorg): If optimizing, put explicit 1119 alignment in front label for ADDR_DIFF_VEC. 1120 * sh.h (PASS_IN_REG_P): Fix SH3E case. 1121 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length. 1122 1123Tue Oct 28 21:09:25 1997 Jim Wilson <wilson@cygnus.com> 1124 1125 * m68k.md (btst patterns): Add 5200 support. 1126 11271997-10-28 Brendan Kehoe <brendan@cygnus.com> 1128 1129 * global.c (global_alloc): Use xmalloc instead of alloca for 1130 CONFLICTS, since max_allocno * allocno_row_words alone can be more 1131 than 2.5Mb sometimes. 1132 1133Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 1134 1135 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including 1136 svr4.h. 1137 1138Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com> 1139 1140 From Brendan: 1141 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".". 1142 1143Mon Oct 27 16:01:14 1997 Jeffrey A Law (law@cygnus.com) 1144 1145 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg. 1146 1147Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 1148 1149 * sh.c (machine_dependent_reorg): When -flag_delayed_branches, 1150 put an use_sfunc_addr before each sfunc. 1151 * sh.md (use_sfunc_addr, dummy_jump): New insns. 1152 (casesi): For TARGET_SH2, emit a dummy_jump after LAB. 1153 1154Mon Oct 27 11:49:43 1997 Jason Merrill <jason@yorick.cygnus.com> 1155 1156 * dwarf2.h: Remove dwarf2out prototypes. 1157 * tree.h: And put them here. 1158 * m68k.c, i386.c: Don't include dwarf2.h. 1159 1160Mon Oct 27 00:02:13 1997 Paul Eggert <eggert@twinsun.com> 1161 1162 Remap include files with header.gcc only if user or configuration 1163 file specifies "-remap". 1164 1165 * cccp.c (remap): New var. 1166 (main): Set it if user specifies "-remap". 1167 (open_include_file): Remap only if `remap' is nonzero. 1168 1169 * cpplib.h (struct cpp_options): New member `remap'. 1170 * cpplib.c (cpp_options_init): Set remap to 0. 1171 (open_include_file): Remap only if `remap' is nonzero. 1172 (cpp_handle_options): Set remap if user specifies "-remap". 1173 1174 * i386/cygwin32.h, rs6000/cygwin32.h (CPP_SPEC): Define with -remap. 1175 1176Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com> 1177 1178 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32 1179 bit PC-relative offset. The exception range table pointer is now in 1180 the CIE. 1181 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta. 1182 (count_fdes, add_fdes, get_cie): Adjust. 1183 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses. 1184 1185 From H.J. Lu: 1186 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries. 1187 1188Sat Oct 25 20:29:39 1997 Alexandre Oliva <oliva@dcc.unicamp.br> 1189 1190 * Makefile.in (float.h-nat): If float.h is to be empty, ensure it is. 1191 1192Sat Oct 25 20:16:52 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1193 1194 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise, 1195 use varargs.h. Wrap header with <>, not "". 1196 1197Sat Oct 25 20:10:57 1997 Robert Lipe (robertl@dgii.com) 1198 1199 * i386/sco5.h (EH_FRAME_SECTION_ASM_OP{,_ELF,_COFF}): Define. 1200 (DWARF2_UNWIND_INFO): Likewise. 1201 (EXTRA_SECTIONS): Add in_eh. 1202 1203Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com) 1204 1205 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug. 1206 (TARGET_MULT_BUG): Define. 1207 (TARGET_DEFAULT): Default to TARGET_MULT_BUG. 1208 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG. 1209 1210Fri Oct 24 15:43:57 1997 Michael Meissner <meissner@cygnus.com> 1211 1212 * rs6000.c (toplevel): Move include stdio.h before config.h. 1213 1214 (Patch from H.J. Lu, Aug 27, 1997) 1215 * rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New; defined as 1. 1216 1217 (Patch from Jeff Law, Oct 22, 1997) 1218 * rs6000.c (struct machine_function): Add pic_offset_table_rtx. 1219 (rs6000_{save,restore}_machine_status): Save/restore it. 1220 1221 * rs6000.md (movsi_got_internal_mem): New pattern to work around 1222 case where GOT value did not get a register. 1223 (movsi_got_internal_mem splitter): Split above pattern. 1224 1225 (Patch from Geoffrey Keating, Oct 21, 1997) 1226 * rs6000.c (rs6000_stack_info): Avoid creating a stack 1227 frame under System V ABI if we only need to save the LR. 1228 1229 (Patch from Joel Sherrill, Sep 1, 1997) 1230 * rs6000/sysv4.h (SUBTARGET_SWITCHES): Add new macro 1231 EXTRA_SUBTARGET_SWITCHES, which defaults to nothing. 1232 1233 (Patch from Geoffrey Keating, Oct 20, 1997) 1234 * rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS{,_S}): Add -msdata=none 1235 switch. 1236 1237Fri Oct 24 15:25:50 1997 Doug Evans <dje@cygnus.com> 1238 1239 * sparc.h (ASM_SPEC): Delete. 1240 1241Fri Oct 24 13:16:24 1997 Jeffrey A Law (law@cygnus.com) 1242 1243 * mn10200.c (indirect_memory_operand): Delete unused function. 1244 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'. 1245 * mn10200.md (bset, bclr insns): Handle output in a reg too. 1246 1247 * mn10300.c (symbolic_operand, legitimize_address): New functions. 1248 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address. 1249 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic. 1250 1251Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 1252 1253 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string 1254 for FILENAME. 1255 1256Tue Oct 21 16:18:13 1997 Paul Eggert <eggert@twinsun.com> 1257 1258 * winnt/win-nt.h (CPP_SPEC): Remove reference to obsolete 1259 option -lang-c-c++-comments. 1260 1261Tue Oct 21 10:00:20 1997 Jeffrey A Law (law@cygnus.com) 1262 1263 * mn10300.md (movqi, movhi): Avoid using address registers as 1264 destinations unless absolutely necessary. 1265 1266 * mn10200.c (expand_prologue): Fix typo. 1267 1268 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed addresses. 1269 * mn10200.md (neghi2): Provide an alternative which works if 1270 the input and output register are the same. 1271 1272 * mn10300.c (print_operand): Handle 'S'. 1273 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for 1274 shift amount in last alternative 1275 1276 * mn10300.c (expand_epilogue): Rework to handle register restores 1277 in "ret" and "retf" instructions correctly. 1278 1279Tue Oct 21 07:35:19 1997 Richard Earnshaw (rearnsha@arm.com) 1280 1281 * arm.md (insv): Avoid writing result into a paradoxical subreg. 1282 1283Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 1284 1285 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine. 1286 1287Mon Oct 20 12:04:04 1997 Nick Clifton <nickc@cygnus.com> 1288 1289 * v850.h (CPP_SPEC): Define __v850__. 1290 (CPP_PREDEFINES): Do not define __v850__. 1291 1292 * xm-v850.h: Use __v850 rather than __v850__ to identify v850 port. 1293 1294Mon Oct 20 17:29:55 1997 Doug Evans <dje@cygnus.com> 1295 1296 * sparc.h (SPARC_V9,SPARC_ARCH64): Delete. 1297 (DEFAULT_ARCH32_P): New macro. 1298 (TARGET_ARCH{32,64}): Allow compile time or runtime selection. 1299 (enum cmodel): Declare. 1300 (sparc_cmodel_string,sparc_cmodel): Declare. 1301 (SPARC_DEFAULT_CMODEL): Provide default. 1302 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}. 1303 (TARGET_FULLANY): Deleted. 1304 (TARGET_CM_MEDMID): New macro. 1305 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC. 1306 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC. 1307 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch). 1308 (CPP_SPEC): Rewrite. 1309 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros. 1310 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros. 1311 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros. 1312 (ASM_SPEC): Add %(asm_arch). 1313 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default. 1314 Rename asm_default to asm_cpu_default. 1315 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian, 1316 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch. 1317 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH. 1318 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values. 1319 (MASK_INT64,MASK_LONG64): Delete. 1320 (MASK_ARCH64): Renamed to MASK_64BIT. 1321 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete. 1322 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG. 1323 (TARGET_SWITCHES): Always provide 64 bit options. 1324 (ARCH64_SWITCHES): Delete. 1325 (TARGET_OPTIONS): New option -mcmodel=. 1326 (INT_TYPE_SIZE): Always 32. 1327 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH. 1328 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_.... 1329 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support. 1330 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'. 1331 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by 1332 CPP_SPEC. 1333 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. 1334 * sparc/linux.h: Likewise. 1335 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete. 1336 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC. 1337 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT. 1338 (SPARC_DEFAULT_CMODEL): Define. 1339 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC. 1340 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. 1341 (LONG_DOUBLE_TYPE_SIZE): Define. 1342 (ASM_SPEC): Add %(asm_arch). 1343 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC. 1344 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. 1345 (TARGET_CPU_DEFAULT): Add ultrasparc case. 1346 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete. 1347 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. 1348 (SPARC_DEFAULT_CMODEL): Define. 1349 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete. 1350 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete 1351 MASK_LONG64, MASK_MEDANY. 1352 (SPARC_DEFAULT_CMODEL): Define. 1353 (CPP_PREDEFINES): Delete. 1354 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. 1355 (ASM_SPEC): Add %(asm_arch). 1356 (LONG_DOUBLE_TYPE_SIZE): Define. 1357 (DWARF2_DEBUGGING_INFO): Define. 1358 * sparc/splet.h (CPP_SPEC): Delete. 1359 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC. 1360 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support. 1361 (BLOCK_PROFILER): Likewise. 1362 * sparc.c (sparc_cmodel_string,sparc_cmodel): New globals. 1363 (sparc_override_options): Handle code model selection. 1364 (sparc_init_expanders): Renamed from sparc64_init_expanders. 1365 * sparc.md: TARGET_<code_model> renamed to TARGET_CM_.... 1366 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY. 1367 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_.... 1368 (sethi_di_fullany): Delete. 1369 1370Mon Oct 20 17:20:17 1997 Jim Wilson <wilson@cygnus.com> 1371 1372 * mips.c (compute_frame_size): Not a leaf function if profile_flag set. 1373 1374Sun Oct 19 17:46:02 1997 Douglas Rupp <rupp@gnat.com> 1375 1376 * cccp.c (OBJECT_SUFFIX): Add default definition. 1377 (main): Use OBJECT_SUFFIX. 1378 (VMS_{freopen,fopen,open}): Use instead of using macro on 1379 unprefixed name. 1380 (VMS_fstat): Use decc$fstat explicitly, not via macro. 1381 1382Sun Oct 19 09:07:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 1383 1384 * prefix.c (get_key_value): Initialize prefix to null. 1385 * Makefile.in (prefix.o): Properly pass in prefix. 1386 1387 * objc/Make-lang.in (objc.distdir): Make the objc directory. 1388 * Makefile.in (distdir-start): No longer depend on objc-parse.[cy]. 1389 Don't copy objc files here. 1390 (TAGS): Don't delete objc-parse.y 1391 1392 * i386/mingw32.h (LIB_SPEC): Add -ladvapi32. 1393 (STARTFILE_SPEC): If -dll, use dllcrt1.o. 1394 (INCOMING_RETURN_ADDR_RTX): Undefine. 1395 1396 * Makefile.in (float.h-nat): Avoid using /dev/null for input, 1397 since it's not present on all systems. 1398 1399 * prefix.c : New file. 1400 * Makefile.in (xgcc, cccp, cppmain, fix-header): Add prefix.o. 1401 (prefix.o): New rule. 1402 * cccp.c (update_path): Add extern definition. 1403 (struct default_include): New field `component'. 1404 (default_include): Add initializer for new field to all entries. 1405 (new_include_prefix): Take new arg and call update_path; 1406 all callers changed. 1407 Add trailing "." before doing stat of file. 1408 * cpplib.c (update_path): Add extern definition. 1409 (struct default_include): New field `component'. 1410 (default_include): Add initializer for new field to all entries. 1411 (cpp_start_read): Call update_path. 1412 * gcc.c (upate_path): Add extern definition. 1413 (find_a_file): For MS-DOS-based, consider a drive spec as absolute. 1414 (add_prefix): New arg component and pass to update_path; 1415 all callers changed. 1416 * netbsd.h (INCLUDE_DEFAULTS): Add `component' to values. 1417 * i386/freebsd.h, mips/netbsd.h, winnt/win-nt.h: Likewise. 1418 * i386/mingw32 (STANDARD_INCLUDE_COMPONENT): New macro. 1419 * vax/vms.h (INCLUDE_DEFAULTS): New macro. 1420 * vax/xm-vms.h (INCLUDE_DEFAULTS): Delete from here. 1421 1422 * sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): New macro. 1423 1424 * i386.c (ix86_prologue): Conditionalize Dwarf2 calls 1425 on #ifdef INCOMING_RETURN_ADDR_RTX. 1426 * i386.md (allocate_stack): Fix incorrect operand number. 1427 1428 * alpha.c (vmskrunch): Deleted. 1429 (output_prolog, VMS): Use alloca for entry_label and don't 1430 truncate to 64 characters. 1431 * alpha/vms.h (vmskrunch): No longer define. 1432 (ENCODE_SECTION_INFO): No longer call vmskrunch. 1433 (ASM_DECLARE_FUNCTION_NAME): No longer override. 1434 1435 * toplev.c (output_quoted_string): Call new OUTPUT_QUOTED_STRING macro. 1436 * i386/mingw32.h (OUTPUT_QUOTED_STRING): New macro. 1437 1438 * stmt.c (using_eh_for_cleanups_p): New variable. 1439 (using_eh_for_cleanups): New function. 1440 (expand_decl_cleanup): Don't call expand_eh_region_start_tree 1441 unless using EH for cleanups. 1442 1443 * function.c (purge_addressof_1): When dealing with a 1444 bare (address (mem)), verify that what's inside is valid in insn. 1445 (instantiate_virtual_regs_1, case ADDRESSOF): If have MEM, just 1446 do instantiation inside and leave alone here. 1447 1448 * fold-const.c (fold, case COND_EXPR): Allow creation 1449 of {MIN,MAX}_EXPR, but preserve info on orginal comparison code. 1450 1451 * function.h (restore_tree_status): Update prototype. 1452 1453 * cse.c (cse_basic_block): Flush the hash table every 1,000 insns. 1454 1455Sat Oct 18 13:48:14 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 1456 1457 * longlong.h (count_leading_zeros): Add missing casts to USItype. 1458 1459Sat Oct 18 13:35:09 1997 Marc Lehmann (pcg@goof.com) 1460 1461 * toplev.c (main): Don't execute "ps" under MSDOS. 1462 1463Sat Oct 18 13:26:42 1997 Richard Earnshaw (rearnsha@arm.com) 1464 1465 * function.c (instantiate_virtual_regs): Don't instantiate the 1466 stack slots for the parm registers until after the insns have had 1467 their virtuals instantiated. 1468 1469 * varargs.h (va_arg): For ARM systems, definition is endian-dependent. 1470 * stdarg.h (va_arg): Likewise. 1471 1472Sat Oct 18 11:23:04 1997 Nick Clifton <nickc@cygnus.com> 1473 1474 * final.c (end_final): Use ASM_OUTPUT_ALIGNED_DECL_LOCAL if defined. 1475 * varasm.c (assemble_static_space): Likewise. 1476 (assemble_variable): Use ASM_OUTPUT_ALIGNED_DECL_{COMMON,LOCAL} if def. 1477 1478Sat Oct 18 11:02:19 1997 Doug Evans <dje@canuck.cygnus.com> 1479 1480 * expr.c (use_group_regs): Don't call use_reg unless REG. 1481 1482Sat Oct 18 10:39:22 1997 Jim Wilson <wilson@cygnus.com> 1483 1484 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse 1485 redundant conditional moves to single operand. 1486 1487 * expmed.c (extract_bit_field): Don't make flag_force_mem disable 1488 extzv for memory operands. 1489 1490Sat Oct 18 09:58:44 1997 Jeffrey A Law <law@cygnus.com> 1491 1492 * ptx4.h: Fix typo. 1493 1494 * integrate.c (save_for_inline_copying): Avoid undefined pointer 1495 operations. 1496 (expand_inline_function): Likewise. 1497 1498Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com> 1499 1500 * tree.c (restore_tree_status): Also free up temporary storage 1501 when we finish a toplevel function. 1502 (dump_tree_statistics): Print stats for backend obstacks. 1503 1504 * libgcc2.c (__throw): Don't copy the return address. 1505 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address. 1506 1507 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns. 1508 * tree.h: Declare them. 1509 1510 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized). 1511 * toplev.c (main): Initialize exceptions_via_longjmp. 1512 1513 * tree.c: Add extra_inline_obstacks. 1514 (save_tree_status): Use it. 1515 (restore_tree_status): If this is a toplevel inline obstack and we 1516 didn't want to save anything on it, recycle it. 1517 (print_inline_obstack_statistics): New fn. 1518 * function.c (pop_function_context_from): Pass context to 1519 restore_tree_status. 1520 1521Sat Oct 18 09:45:22 1997 Michael Meissner <meissner@cygnus.com> 1522 1523 * profile.c (get_file_function_name): Remove declaration. 1524 * c-lang.c (finish_file): Likewise. 1525 1526Sat Oct 18 09:35:40 1997 Tristan Gingold <gingold@messiaen.enst.fr> 1527 1528 * expr.c (expand_assignment): If -fcheck-memory-usage, add call to 1529 chkr_check_addr if size not zero. 1530 (expand_expr, case COMPONENT_REF): Likewise. 1531 (expand_builtin): If -fcheck_memory-usage, check memory usage 1532 of operands for strlen, strcpy, and memcpy or don't use builtins 1533 for memcmp and strcmp. 1534 * expr.h (chkr_check_str_libfunc): Declare. 1535 * optabs.c (chkr_check_str_libfunc): New variable. 1536 (init_optabs): Initialize it. 1537 1538Sat Oct 18 09:29:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 1539 1540 * i386/cygwin32.h (ASM_COMMENT_START): Redefine. 1541 1542Sat Oct 18 09:23:54 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 1543 1544 * frame.c (__frame_state_for): Execute the FDE insns until the 1545 current pc value is strictly bigger than the target pc value. 1546 1547 * expr.c (expand_expr, case TARGET_EXPR): If target and slot has 1548 no DECL_RTL, then call mark_addressable again for the slot after 1549 we give it RTL. 1550 1551Sat Oct 18 08:58:36 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de) 1552 1553 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here. 1554 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Unconditionally define. 1555 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not 1556 __DOLPHIN__. 1557 1558 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment. 1559 * dwarf2out.c (output_call_frame_info): Call app_enable and 1560 app_disable to let GNU as accept the generated comments. 1561 1562 * m88k.c (m88k_begin_prologue): Remove superfluous backslash. 1563 1564Sat Oct 18 08:50:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be> 1565 1566 * flow.c (print_rtl_with_bb): Cast alloca return values. 1567 1568Sat Oct 18 08:47:46 1997 Douglas Rupp <rupp@gnat.com> 1569 1570 * alpha/vms.h (LITERALS_SECTION_ASM_OP, ASM_OUTPUT_DEF): 1571 (EXTRA_SECTION_FUNCTIONS): Add literals_section. 1572 (EXTRA_SECTIONS): Include in_literals. 1573 1574Sat Oct 18 08:40:55 1997 Nick Burrett <nick.burrett@btinternet.com> 1575 1576 * cpplib.c: (initialize_builtins): Cast all string constants for the 1577 function install, to type U_CHAR *. 1578 (eval_if_expression): Likewise. 1579 * cppexp.c: (cpp_lex): Cast string, for cpp_lookup, to type U_CHAR *. 1580 1581Sat Oct 18 08:38:13 1997 Ken Raeburn <raeburn@cygnus.com> 1582 1583 * c-lex.c (check_newline) At `skipline', flush nextchar as well. 1584 1585Sat Oct 18 08:17:13 1997 Paul Russell <Paul.Russell@RustCorp.com.au> 1586 1587 * input.h (struct file_stack): Added indent_level. 1588 * c-lex.c (check_newline): Add {}-count & balance warning. 1589 1590Sat Oct 18 06:54:39 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 1591 1592 * regclass.c (record_address_regs, case PLUS): Refine how to choose 1593 which is base and index. 1594 1595 * alpha.h (FUNCTION_VALUE): Use word_mode only for integral types, 1596 not types with integral modes. 1597 1598 * final.c (alter_cond): Properly conditionalize forward decl. 1599 1600 * tree.h (SAVE_EXPR_NOPLACEHOLDER): New flag. 1601 * tree.c (contains_placeholder_p, case SAVE_EXPR): Avoid 1602 checking each SAVE_EXPR more than once. 1603 1604 * rs6000.md (nonlocal_goto_receiver): Don't test pool size. 1605 1606 * i386.c (load_pic_register): New function. 1607 (ix86_prologue): Code to load PIC register moved to new function. 1608 Don't emit blockage if not generating RTL. 1609 * i386.md (nolocal_goto_receiver): New pattern. 1610 1611 * i386.c: Major cleanup, mostly reformatting. 1612 Include dwarf2.h. 1613 Remove many spurious casts. 1614 (ix86_{pro,epi}logue): Use proper mode for SET rtx. 1615 1616Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu> 1617 1618 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2. 1619 * sparc.h (FUNCTION_PROFILER): Fix format string when TARGET_MEDANY. 1620 * sparc.c (output_double_int): Output DI mode values 1621 correctly when HOST_BITS_PER_WIDE_INT is 64. 1622 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use 1623 fmovd so it works if a quad float ends up in one of the upper 32 1624 float regs. 1625 * sparc.md (pic_{lo_sum,sethi}_di): New patterns for PIC support 1626 on sparc64. 1627 1628Fri Oct 17 16:27:07 1997 Doug Evans <dje@cygnus.com> 1629 1630 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS. 1631 * sparc.h (PROMOTE_MODE): Promote small ints if arch64. 1632 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define. 1633 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros. 1634 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros. 1635 (SPARC_FP_ARG_FIRST): New macro. 1636 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now. 1637 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs. 1638 (NPARM_REGS): There are 32 fp argument registers now. 1639 (FUNCTION_ARG_REGNO_P): Likewise. 1640 (FIRST_PARM_OFFSET): Update to new v9 abi. 1641 (REG_PARM_STACK_SPACE): Define for arch64. 1642 (enum sparc_arg_class): Delete. 1643 (sparc_arg_count,sparc_n_named_args): Delete. 1644 (struct sparc_args): Redefine and use for arch32 as well as arch64. 1645 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete. 1646 (FUNCTION_ARG_ADVANCE): Rewrite. 1647 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite. 1648 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite. 1649 (FUNCTION_ARG_CALLEE_COPIES): Delete. 1650 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define. 1651 (STRICT_ARGUMENT_NAMING): Define. 1652 (doublemove_string): Declare. 1653 * sparc.c (sparc_arg_count,sparc_n_named_args): Delete. 1654 (single_move_string): Use GEN_INT, and HOST_WIDE_INT. 1655 (doublemove_string): New function. 1656 (output_move_quad): Clean up some of the arch64 support. 1657 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64. 1658 Don't add 8 bytes of reserved space if arch64. 1659 (sparc_builtin_saveregs): Combine arch32/arch64 versions. 1660 (init_cumulative_args): New function. 1661 (function_arg_slotno): New static function. 1662 (function_arg,function_arg_partial_nregs): New functions. 1663 (function_arg_{pass_by_reference,advance}): New functions. 1664 (function_arg_padding): New function. 1665 * ginclude/va-sparc.h: Rewrite v9 support. 1666 1667Fri Oct 17 13:21:45 EDT 1997 Philip Blundell <pb@nexus.co.uk> 1668 1669 * arm/netbsd.h (TYPE_OPERAND_FMT): use % not @ to avoid 1670 problems with comments. 1671 1672Fri Oct 17 13:00:38 EDT 1997 Richard Earnshaw (rearnsha@arm.com) 1673 1674 * arm/aout.h (ASM_OUTPUT_LABEL): Define in place of ARM_OUTPUT_LABEL. 1675 * arm/aof.h (ASM_OUTPUT_LABEL): Likewise. 1676 * arm.h (ASM_OUTPUT_LABEL): Delete. 1677 (ASM_OUTPUT_INTERNAL_LABEL): Call ASM_OUTPUT_LABEL directly. 1678 * arm.c (arm_asm_output_label): Delete. 1679 1680 * arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Do what is needed inline. 1681 * arm.c (output_lcomm_directive): Delete. 1682 1683 * arm.h (PUSH_ROUNDING): Delete; this is not what happens. 1684 (ACCUMULATE_OUTGOING_ARGS): Define. 1685 (PROMOTE_FUNCTION_ARGS): Define. 1686 (INITIAL_ELIMINATION_OFFSET): Take current_function_outgoing_args_size 1687 into account. 1688 * arm.c (use_return_insn, output_func_epilogue, 1689 arm_expand_prologue): Likewise. 1690 1691 * arm.c (const_ok_for_arm): If HOST_WIDE_INT more than 32 bits, 1692 insist high bits are all zero or all one. 1693 (output_move_double): Handle case where CONST_INT is more than 32 bits. 1694 1695 * arm.c (load_multiple_sequence): Support SUBREG of MEM. 1696 (store_multiple_sequence): Likewise. 1697 1698 * arm.c (arm_gen_load_multiple): New args UNCHANGING_P and IN_STRUCT_P. 1699 Use them if we create any new MEMs; all callers changed. 1700 (arm_gen_store_multiple): Likewise. 1701 (arm_gen_movstrqi): Preserve RTX_UNCHANGING_P and MEM_IN_STRUCT_P 1702 on any MEMs created. 1703 1704 * arm.h (ASM_OUTPUT_MI_THUNK): Use branch instruction to jump to label. 1705 (RETURN_ADDR_RTX): Use NULL_RTX rather than casting zero. 1706 (output_move_double): Correct typo in prototype. 1707 1708 * arm.md (movsfcc): If not TARGET_HARD_FLOAT, ensure operand[3] valid. 1709 1710 * arm/netbsd.h (CPP_PREDEFINES): Always predefine __arm__. 1711 * arm/xm-netbsd.h (SYS_SIGLIST_DECLARED, HAVE_STRERROR): Define these. 1712 1713 * arm/t-netbsd (CROSS_LIBGCC1, LIB1ASMSRC, LIB1ASMFUNCS) Don't define 1714 these any more. 1715 * configure.in (arm-*-netbsd*): Pick up t-netbsd before arm/t-netbsd. 1716 1717Thu Oct 16 19:31:22 1997 Jim Wilson <wilson@cygnus.com> 1718 1719 * v850.c (ep_memory_offset): New function. 1720 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it. 1721 1722 * v850.h (CONST_OK_FOR_*): Add and correct comments. 1723 (CONSTANT_ADDRESS_P): Add comment. 1724 (EXTRA_CONSTRAINT): Define 'U'. 1725 * v850.md: Add comments on bit field instructions. 1726 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative. 1727 (lshrsi3): Use N not J constraint. 1728 1729 * v850.md (v850_tst1+1): New define_split for tst1 instruction. 1730 1731 * v850.c (reg_or_0_operand): Call register_operand. 1732 (reg_or_int5_operand): Likewise. 1733 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros. 1734 (TARGET_SWITCHES): Add "big-switch". 1735 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE, 1736 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH. 1737 (CASE_DROPS_THROUGH): Comment out. 1738 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define. 1739 * v850.md (cmpsi): Delete compare mode. 1740 (casesi): New pattern. 1741 1742 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero. 1743 * v850.md (ashlsi3): Use SImode not QImode for shift count. 1744 (lshrsi3): Likewise. 1745 1746 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete 1747 unreachable switch statement after 'b' support. Remove "b" from 1748 strings for 'b' support. 1749 * v850.md (branch_normal, branch_invert): Change %b to b%b. 1750 1751Thu Oct 16 13:08:45 1997 Doug Evans <dje@cygnus.com> 1752 1753 * configure.in (sparc-*-elf*): New target. 1754 1755Wed Oct 15 22:30:37 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 1756 1757 * h8300.h (REG_CLASS_CONTENTS): AP is a general register. 1758 (REG_OK_FOR_BASE_P, ! REG_OK_STRICT case): Reject special registers. 1759 1760Wed Oct 15 22:00:57 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 1761 1762 * sh.md (movhi+1): Add x/r alternative. 1763 1764 * sh/elf.h (HANDLE_SYSV_PRAGMA): Undefine. 1765 1766 * va-sh.h (va_arg): Fix big endian bugs for small integers. 1767 1768Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu> 1769 1770 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for 1771 PPC601. 1772 (umulsidi3,umulsi3_highpart): Likewise. 1773 (smulsi3_highpart_no_mq): Add !TARGET_POWER. 1774 1775Wed Oct 15 18:45:31 1997 Doug Evans <dje@cygnus.com> 1776 1777 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete. 1778 1779Wed Oct 15 17:17:33 1997 Jeffrey A Law (law@cygnus.com) 1780 1781 * pa.c (following_call): Fail if the CALL_INSN is an indirect call. 1782 1783Wed Oct 1 17:52:09 1997 Douglas Rupp <rupp@gnat.com> 1784 1785 * vms.h (UNALIGNED_{SHORT,INT,DOUBLE_INT}_ASM_OP): Define. 1786 1787Wed Oct 1 16:09:42 1997 Benjamin Kosnik <bkoz@melange.gnu.ai.mit.edu> 1788 1789 * fixincludes: Fix sys/param.h so that MAXINT will not be redefined 1790 on HPUX. 1791 1792Wed Oct 1 08:08:21 1997 Jeffrey A Law <law@chunks.cygnus.com> 1793 1794 * cse.c (this_insn_cc0_mode): Initialize. 1795 1796Wed Oct 1 07:22:12 1997 Richard Henderson <rth@cygnus.com> 1797 1798 * i386.h (RETURN_ADDR_RTX): Use FRAME arg, not ap. 1799 1800Tue Sep 30 19:19:58 1997 Jim Wilson <wilson@cygnus.com> 1801 1802 * except.c (find_exception_handler_labels): Correct argument to free. 1803 1804Fri Sep 26 14:06:45 1997 Mike Stump <mrs@wrs.com> 1805 1806 * c-decl.c (start_struct): Ensure that structs with forward 1807 declarations are in fact packed when -fpack-struct is given. 1808 1809Wed Sep 24 11:31:24 1997 Mike Stump <mrs@wrs.com> 1810 1811 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if 1812 packing structure. This allows a structure with only bytes to be 1813 aligned on a byte boundary and have no padding on a m68k. 1814 1815Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com> 1816 1817 * except.c (find_exception_handler_labels): Free LABELS when done. 1818 1819Tue Sep 30 10:47:33 1997 Paul Eggert <eggert@twinsun.com> 1820 1821 * cexp.y, cppexp.c (HOST_BITS_PER_WIDE_INT): 1822 Define only if not already defined. 1823 1824Mon Sep 29 17:55:55 1997 Gavin Koch <gavin@cygnus.com> 1825 1826 * c-decl.c (warn_implicit): Deleted. 1827 (warn_implicit_int, mesg_implicit_function_declaration}): New vars. 1828 (c_decode_option): For -Wimplicit, set both new variables. 1829 Add -Wimplicit-function-declarations, -Wimplicit-int, 1830 and -Werror-implicit-function-declaration. 1831 (implicitly_declare, grokdeclarator): Use new flags. 1832 * toplev.c (lang_options): Add new -W options. 1833 1834Mon Sep 29 17:55:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 1835 1836 * c-common.c (check_format_info): Add check for scanf into 1837 constant object or via constant pointer type. 1838 1839Mon Sep 29 16:10:12 1997 Richard Henderson <rth@cygnus.com> 1840 1841 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne. 1842 (bne): Likewise for cmpeq+beq. 1843 1844Mon Sep 29 15:58:22 1997 Doug Evans <dje@cygnus.com> 1845 1846 * reload1.c (reload_cse_simplify_set): Fix return values. 1847 1848Mon Sep 29 08:21:35 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> 1849 1850 * i386.c (notice_update_cc): Use reg_overlap_mentioned_p. 1851 1852Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com> 1853 1854 * libgcc2.c (__throw): Fix thinko. 1855 1856Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net> 1857 1858 * cplus-dem.c (demangle_template): Add new parameter. Handle new 1859 template-function mangling. 1860 (consume_count_with_underscores): New function. 1861 (demangle_signature): Handle new name-mangling scheme. 1862 1863Sun Sep 28 11:19:09 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 1864 1865 * flow.c (print_rtl_with_bb): Reformat messages about BB boundaries. 1866 1867 * calls.c: Include regs.h. 1868 * profile.c: Likewise. 1869 * Makefile.in (calls.o, profile.o): Depend on regs.h. 1870 * except.h (expand_builtin_dwarf_reg_size): Put in #ifdef TREE_CODE. 1871 1872 * tree.h (get_file_function_name): Add decl. 1873 * dwarf2out.c (output_call_frame_info): Don't cast its result. 1874 1875Sun Sep 28 10:58:21 1997 Manfred Hollstein <manfred@s-direktnet.de> 1876 1877 * Makefile.in (sub-makes): Pass value of LANGUAGES. 1878 1879Sun Sep 28 10:52:59 1997 Ian Dall <ian.dall@dsto.defence.gov.au> 1880 1881 * regs.h (SMALL_REGISTER_CLASSES): Default to 0. 1882 * calls.c (prepare_call_address, expand_call): 1883 Remove #if test on SMALL_REGISTER_CLASSES. 1884 * combine.c (can_combine_p, combinable_i3pat, try_combine): Likewise. 1885 * cse.c (canon_hash): Likewise. 1886 * function.c (expand_function_start): Likewise. 1887 * jump.c (jump_optimize): Likewise. 1888 * local-alloc.c (optimize_reg_copy_1): Likewise. 1889 * loop.c (scan_loop, valid_initial_value_p): Likewise. 1890 * profile.c (output_arc_profiler): Likewise. 1891 * reload.c (push_secondary_reload, push_reload): Likewise. 1892 (combine_reloads): Likewise. 1893 * reload1.c (reload, scan_paradoxical_subregs): Likewise. 1894 (order_regs_for_reload, reload_as_needed): Likewise. 1895 (choose_reload_regs): Likewise. 1896 (merge_assigned_reloads): Declare unconditionally. 1897 1898Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com> 1899 1900 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size. 1901 * tree.h (built_in_function): Likewise. 1902 * expr.c (expand_builtin): Likewise. 1903 * except.h: Likewise. 1904 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn. 1905 * libgcc2.c (copy_reg): New fn. 1906 (__throw): Use it. 1907 1908Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 1909 1910 * frame.c (gansidecl.h): New include, for PROTO. 1911 * dwarf2out.c: Move inclusion of dwarf2.h down. 1912 (dwarf2out_cfi_label): Don't declare here. 1913 * dwarf2.h (dwarf2out_{do_frame,cfi_label,def_cfa}): New declarations. 1914 (dwarf2out_{window_save,args_size,reg_save,return_save}): Likewise. 1915 (dwarf2out_{return_reg,begin_prologue,end_epilogue}): Likewise. 1916 * m68k.c (dwarf2.h): Include. 1917 (output_function_prologue): Add dwarf2 support. 1918 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros. 1919 (INCOMING_FRAME_SP_OFFSET): Likewise. 1920 1921 * integrate.c (copy_rtx_and_substitute, case ADDRESSOF): New case. 1922 1923 * integrate.c (expand_inline_function): Make sure there is at 1924 least one insn that can be used as an insertion point. 1925 1926Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com> 1927 1928 * c-typeck.c (build_binary_op): Warn about comparing signed vs 1929 unsigned if -W is specified and -Wno-sign-compare is not. 1930 * c-decl.c (warn_sign_compare): Initialize to -1. 1931 (c_decode_option): -Wall no longer implies -Wsign-compare. 1932 1933Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com> 1934 1935 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/ 1936 1937Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com> 1938 1939 * sparc.md (get_pc_via_call): Renamed from get_pc_sp32. 1940 (get_pc_via_rdpc): Renamed from get_pc_sp64. 1941 * sparc.c (finalize_pic): Update call to gen_get_pc_via_call. 1942 1943Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu> 1944 1945 * sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc. 1946 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=, 1947 and -malign-functions=. 1948 (sparc_align_{loops,jumps,funcs}_string): Declare. 1949 (sparc_align_{loops,jumps,funcs}): Declare. 1950 (DEFAULT_SPARC_ALIGN_FUNCS): New macro. 1951 (FUNCTION_BOUNDARY): Use sparc_align_funcs. 1952 (STACK_BIAS): Define. 1953 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT, then perform test. 1954 (SPARC_SETHI_P): New macro. 1955 (CONST_OK_FOR_LETTER_P): Use it. 1956 (ASM_OUTPUT_ALIGN_CODE): Define. 1957 (ASM_OUTPUT_LOOP_ALIGN): Define. 1958 * sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals. 1959 (sparc_align_{loops,jumps,funcs}): New globals. 1960 (sparc_override_options): Handle -malign-loops=, -malign-jumps=, 1961 -malign-functions=. 1962 (move_operand): Use SPARC_SETHI_P. 1963 (arith_double_operand): Cast to unsigned HOST_WIDE_INT, then test. 1964 (arith11_double_operand): Likewise. 1965 (arith10_double_operand): Likewise. 1966 (finalize_pic): Finish sparc64 support. 1967 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of 1968 64 bit constants if able. 1969 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD. 1970 (sparc_builtin_saveregs [sparc64]): Don't save fp regs if ! TARGET_FPU. 1971 * sparc.md: Use GEN_INT instead of gen_rtx. 1972 (get_pc_sp32): Use for sparc64 as well. 1973 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts. 1974 (sethi_di_sp64_const): Likewise. 1975 (movtf_cc_sp64): Check TARGET_HARD_QUAD. 1976 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast. 1977 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise. 1978 1979Wed Sep 24 08:25:28 1997 Alexandre Oliva <oliva@dcc.unicamp.br> 1980 1981 * i386.md (allocate_stack): Fix typo in last change. 1982 1983Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com> 1984 1985 * sparc/linux-aout.h (COMMENT_BEGIN): Delete. 1986 * sparc/linux.h (COMMENT_BEGIN): Likewise. 1987 * sparc/linux64.h (COMMENT_BEGIN): Likewise. 1988 1989Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu> 1990 1991 Add sparc64 linux support. 1992 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h 1993 to xm_file list on 32-bit sparc-linux. 1994 * sparc/xm-sp64.h: New file. 1995 * sparc/linux64.h: New file. 1996 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc. 1997 Don't include xm-sparc.h. 1998 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define. 1999 * glimits.h (LONG_MAX): Handle sparc64. 2000 2001Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com> 2002 2003 * final.c (final_end_function): Also do dwarf2 thing if 2004 DWARF2_DEBUGGING_INFO. 2005 (final_start_function): Likewise. 2006 2007Tue Sep 23 06:55:40 1997 David S. Miller <davem@tanya.rutgers.edu> 2008 2009 * expmed.c (expand_divmod): If compute_mode is not same as mode, 2010 handle case where convert_modes causes op1 to no longer be CONST_INT. 2011 2012Tue Sep 23 00:58:48 1997 Jim Wilson <wilson@cygnus.com> 2013 2014 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p. 2015 2016Mon Sep 22 18:26:25 1997 J. Kean Johnston <jkj@sco.com> 2017 2018 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf.. 2019 (MULTILIB_DEFAULTS): Define. 2020 (ASM_SPEC, CPP_SPEC): Handle -mcoff. 2021 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise. 2022 (LIBGCC_SPEC): Likewise. 2023 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define. 2024 (SUBTARGET_SWITCHES): Add -mcoff and -melf. 2025 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC. 2026 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF. 2027 (EXTRA_PARTS, TAROUTOPTS): Delete. 2028 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete. 2029 (MULTILIB_OPTIONS): Define. 2030 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise. 2031 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise. 2032 2033Mon Sep 22 14:42:11 1997 Jeffrey A Law (law@cygnus.com) 2034 2035 * reg-stack.c (find_blocks): Fix thinko in last change. 2036 2037Mon Sep 22 16:22:41 1997 David S. Miller <davem@tanya.rutgers.edu> 2038 2039 * combine.c (try_combine): Use NULL_RTX, not 0, in gen_rtx calls. 2040 * cse.c (cse_main): Likewise. 2041 * emit-rtl.c (gen_label_rtx): Likewise. 2042 * expr.c (init_expr_once): Likewise. 2043 * sched.c (schedule_insns): Likewise. 2044 * varasm.c (immed_double_const): Likewise. 2045 2046 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define as SPARC_STACK_BIAS. 2047 2048Mon Sep 22 16:13:21 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 2049 2050 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Define. 2051 2052Mon Sep 22 16:02:01 1997 Benjamin Kosnik <bkoz@rhino.cygnus.com> 2053 2054 * c-common.c (decl_attributes): Add support for TYPE_UNUSED on types. 2055 * c-decl.c (finish_decl): Set TREE_USED on decls if TREE_USED on type. 2056 * stmt.c (expand_end_bindings): Check DECL_NAME and DECL_ARTIFICIAL 2057 before unused variable warning. 2058 2059Mon Sep 22 14:04:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2060 2061 * rtlanal.c (computed_jump_p): Fix typo in last change. 2062 2063 * clipper.md (movstrsi): Use change_address instead of making new MEM. 2064 * dsp16xx.md (movstrqi): Likewise. 2065 * i370.md (movstrsi): Likewise. 2066 * i860.md (movstrsi): Likewise. 2067 * pa.md (movstrsi): Likewise. 2068 * mips.md (movstrsi): Fix (unused) pattern in define_expand. 2069 * pdp11.md (movstrhi): Likewise. 2070 2071 * alpha.md (allocate_stack): Use virtual_stack_dynamic for result. 2072 * i386.md (allocate_stack): Likewise. 2073 * rs6000.md (allocate_stack): Likewise. 2074 2075 * alpha.h (FLOAT_STORE_FLAG_VALUE): Different for VAX and IEEE float. 2076 2077 * function.c (assign_parms): Make max_parm_reg handling more 2078 precise and make it agree with size of parm_reg_stack_loc. 2079 * integrate.c (save_for_inline_{nocopy,copying}): Remove 2080 redundant assignment of max_parm_reg. 2081 2082 * function.c (assign_parms): Properly set RTX_UNCHANGING_P for 2083 copy of parm. 2084 2085 * integrate.c (copy_rtx_and_substitute, case SET): Handle 2086 a SET_DEST of the virtual fp or ap specially and undo 2087 the adjustment into the local area as well. 2088 (mark_stores): Don't wipe out map entries for virtual fp and ap. 2089 2090 * alpha.h (FLOAT_STORE_FLAG_VALUE): Different for VAX and IEEE float. 2091 2092 * emit-rtl.c (gen_lowpart): Handle ADDRESSOF. 2093 2094Mon Sep 22 13:35:56 1997 Doug Evans <dje@cygnus.com> 2095 2096 * rtlanal.c (replace_regs): Fix up lossage in last patch. 2097 2098Sun Sep 21 19:28:48 1997 Jeffrey A Law (law@cygnus.com) 2099 2100 * flow.c (jmp_uses_reg_or_mem): Deleted unused function. 2101 (find_basic_blocks): Use computed_jump_p to determine if a 2102 particular JUMP_INSN is a computed jump. 2103 * reg-stack.c (find_blocks): Use computed_jump_p to determine 2104 if a particular JUMP_INSN is a computed jump. 2105 * rtlanal.c (jmp_uses_reg_or_mem): New function. 2106 (computed_jump_p): Likewise. 2107 * rtl.h (computed_jump_p): Declare. 2108 * genattrtab.c (pc_rtx): Define and initialize. 2109 2110 * cse.c (simplify_relational_operation): Set h0u just like h0s. 2111 Similarly for h1u and h1s. 2112 2113Sun Sep 21 14:13:31 1997 Doug Evans <dje@cygnus.com> 2114 2115 * function.c (instantiate_virtual_regs): Fix thinko in last patch. 2116 2117Sun Sep 21 10:33:26 1997 Paul Eggert <eggert@twinsun.com> 2118 2119 * cccp.c, cpplib.c (special_symbol): If STDC_0_IN_SYSTEM_HEADERS 2120 is defined, expand __STDC__ to 0 in system headers. 2121 * i386/sol2.h, rs6000/sol2.h, sparc/sol2.h: 2122 (STDC_0_IN_SYSTEM_HEADERS): New macro. 2123 (CPP_SPEC): Remove -D__STDC__=0; it's no longer needed. 2124 2125 * fixinc.math (_MATH_H_WRAPPER): Define at the end of the 2126 wrapper, not the start, so that if #include_next gets another 2127 instance of the wrapper, this will follow the #include_next 2128 chain until we arrive at the real <math.h>. 2129 2130 * fixproto (subdirs_made): New var, to keep track of which 2131 subdirectories we've made (in reverse order). At the end, 2132 attempt to rmdir them all, so that we don't create any empty 2133 directories. 2134 2135Sun Sep 21 10:02:07 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2136 2137 * pa.c (move_operand): Respect -mdisable-indexing. 2138 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise. 2139 2140Sun Sep 21 09:29:23 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 2141 2142 * function.c (purge_addressof_1): Don't convert (MEM (ADDRESSOF (REG))) 2143 to (SUBREG (REG)) on big endian machines. 2144 Don't fall through to substitute the inner (REG) unchanged 2145 when the above conversion cannot be validated. 2146 2147Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com> 2148 2149 * frame.c (__deregister_frame): Properly check for initialized object. 2150 2151 * function.c (instantiate_virtual_regs): Instantiate 2152 parm_reg_stack_locs. 2153 2154Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com> 2155 2156 * sparc/sysv4.h (ASM_COMMENT_START): Delete. 2157 * sparc.h (ASM_COMMENT_START): Define. 2158 * sparc.c (output_function_prologue): Use it. 2159 (sparc_flat_output_function_{epi,pro}logue): Likewise. 2160 2161Fri Sep 19 19:43:09 1997 Jeffrey A Law (law@cygnus.com) 2162 2163 * loop.c (strength_reduce): Fix typo. 2164 2165 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__. 2166 * mips.h, xm-rs6000.h, rs6000/xm-sysv4.h: Likewise. 2167 2168Fri Sep 19 20:10:30 1997 Doug Evans <dje@cygnus.com> 2169 2170 * rtl.h (find_use_as_address): Delete accidentally added decl. 2171 2172Fri Sep 19 08:36:16 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 2173 2174 * jump.c (thread_jumps): Check can_reverse_comparison_p before 2175 threading a reversed-condition jump. 2176 2177Fri Sep 19 08:16:12 1997 Andrew M. Bishop <amb@gedanken.demon.co.uk>. 2178 2179 * Add support for new -dI option for cxref, 2180 * cccp.c (dump_includes): New variable. 2181 (struct directive, directive_table): Remove members angle_brackets, 2182 traditional_comments, pass_thru; all code using struct directive 2183 now uses `type' member instead. 2184 (IS_INCLUDE_DIRECTIVE_TYPE): New macro. 2185 (main, handle_directive): Add support for new -dI option. 2186 (do_ident): Avoid unnecessary alloca. 2187 (do_pragma): Avoid unnecessary comparison to newline. 2188 2189 * cpplib.h (struct cpp_options): New member dump_includes. 2190 * cpplib.c (struct directive, directive_table): Remove members 2191 traditional_comments, pass_thru; all code using struct directive 2192 now uses `type' member instead. 2193 (IS_INCLUDE_DIRECTIVE_TYPE): New macro. 2194 (handle_directive, cpp_handle_options): Add support for new -dI option. 2195 2196Fri Sep 19 07:57:19 1997 Pat Rankin <rankin@eql.caltech.edu> 2197 2198 * vax/xm-vms.h (expand_builtin_{extract,set}_return_addr): New macros. 2199 2200Fri Sep 19 07:47:29 1997 Nick Burrett <n.a.burrett@btinternet.com> 2201 2202 * cpplib.c (pcstring_used, pcfinclude): Delete unused declarations. 2203 (check_preconditions, print_containing_files, pipe_closed): Likewise. 2204 (dump_defn_1, dump_arg_n, make_undef): Likewise. 2205 (trigraph_pcp): Pre-process out decl. 2206 (quote_string): Cast CPP_PWRITTEN macro to char * for sprintf. 2207 (output_line_command): Likewise. 2208 (macro_expand): Likewise. 2209 (do_line): Cast atoi argument to char *. 2210 * genattrtab.c (simplify_by_alternatives): Pre-process out decl. 2211 * genpeep.c (gen_exp): Remove decl. 2212 2213Fri Sep 19 07:29:40 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 2214 2215 * enquire.c (basic): Elminate dangling else warning. 2216 * except.h (struct function, save_eh_status, restore_eh_status): 2217 Don't declare. 2218 * expr.c (clear_storage): Don't return without a value. 2219 * function.h ({save,restore}_machine_status): Add proper prototype. 2220 ({save,restore}_{tree,eh,stmt,expr,emit,storage}_status): Declare. 2221 * real.h (real_value_truncate): Add proper prototype. 2222 (target_isnan, target_isinf, target_negative, debug_real): Declare. 2223 (assemble_real): Likewise. 2224 * recog.c (strict_memory_address_p, memory_address_p): Don't declare. 2225 (find_single_use_1): Add prototype. 2226 * recog.h (init_recog, init_recog_no_volatile): Declare. 2227 (check_asm_operands, constrain_operands, memory_address_p): Likewise. 2228 (strict_memory_address_p, validate_replace_rtx): Likewise. 2229 (reg_fits_class_p, find_single_use, general_operand): Likewise. 2230 (address_operand, register_operand, scratch_operand): Likewise. 2231 (immediate_operand, const_int_operand, const_double_operand): Likewise. 2232 (nonimmediate_operand, nonmemory_operand, push_operand): Likewise. 2233 (memory_operand, indirect_operand, mode_independent_operand): Likewise. 2234 (comparison_operator, offsettable_{,nonstrict_}memref_p): Likewise. 2235 (offsettable_address_p, mode_dependent_address_p, recog): Likewise. 2236 (add_clobbers): Likewise. 2237 * reload.h (strict_memory_address_p): Don't declare here. 2238 * rtl.h (struct rtvec_def): Make num_elem an integer. 2239 (PUT_NUM_ELEM): Delete cast to unsigned. 2240 (rtx_unstable_p, rtx_varies_p, reg_mentioned_p): Declare. 2241 (reg_{referenced,used_between,referenced_between}_p: Likewise. 2242 ({reg_set,modified,no_labels}_between_p, modified_in_p): Likewise. 2243 (reg_set_p, refers_to_regno_p, reg_overlap_mentioned_p): Likewise. 2244 (note_stores, rtx_equal_p, dead_or_set{,_regno}_p): Likewise. 2245 (remove_note, side_effects_p, volatile_{refs,insn}_p): Likewise. 2246 (may_trap_p, inequality_comparison_p): Likewise. 2247 * rtlanal.c (note_stores, reg_set_p): Don't declare. 2248 (rtx_addr_can_trap_p): Add prototype, make static. 2249 (reg_set_p_1): Add declaration for parameter pat. 2250 * emit-rtl.c: Include recog.h. 2251 * integrate.c: Likewise. 2252 * jump.c: Likewise. 2253 * unroll.c: Likewise. 2254 * Makefile.in (emit-rtl.o, integrate.o, jump.o, unroll.o): Depend 2255 on recog.h. 2256 2257Fri Sep 19 06:52:22 1997 Paul Eggert <eggert@twinsun.com> 2258 2259 * enquire.c (SYS_FLOAT_H_WRAP): New macro. 2260 Include "float.h" if SYS_FLOAT_H_WRAP is nonzero. 2261 (f_define): New argument `req'. 2262 (main): Output `#include_next <float.h>' if wrapping float.h. 2263 (i_define, f_define): Don't output anything if wrapping float.h 2264 and if the system defn is already correct. Put other value tests 2265 inside `#ifdef VERIFY'. 2266 (UNDEFINED): New macro. 2267 (I_MAX, I_MIN, U_MAX, F_RADIX, F_MANT_DIG, F_DIG, F_ROUNDS): 2268 Define even if VERIFY isn't defined, because SYS_FLOAT_H_WRAP may need 2269 these values. Give them the value UNDEFINED if not already defined. 2270 (F_EPSILON, F_MIN_EXP, F_MIN, F_MIN_10_EXP, F_MAX_EXP): Likewise. 2271 (F_MAX, F_MAX_10_EXP): Likewise. 2272 (FPROP): Prefer system float.h definition of F_ROUNDS. 2273 Pass system values to f_define. 2274 * Makefile.in (FLOAT_H_TEST): New var. 2275 (float.h-nat): Make it empty if we can use the system float.h without 2276 change. 2277 (enquire.o): Define SYS_FLOAT_H_WRAP=1 if we can build a wrapper 2278 around the system <float.h>. Remove include/float.h before compiling. 2279 (stmp-headers): Remove include/float.h if we would just be installing 2280 an empty file (which is a placeholder that stands for no file). 2281 2282 * fix-header.c: Don't munge headers for POSIX and XOPEN, 2283 as this is too error-prone. 2284 (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): New macros, normally undefed. 2285 (POSIX1_SYMBOL, POSIX2_SYMBOL): Now 0 unless ADD_MISSING_POSIX. 2286 (XOPEN_SYMBOL, XOPEN_EXTENDED_SYMBOL): Now 0 unless ADD_MISSING_XOPEN. 2287 (main): Ignore symbols whose flags are 0. 2288 2289Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com> 2290 2291 * v850.c (compute_register_save_size): Correct register number. 2292 * v850.md (save_interrupt, return_interrupt): Likewise. 2293 * v850/lib1funcs.asm (save_interrupt): Likewise. 2294 (return_interrupt): Use stack pointer, not element pointer. 2295 2296Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com> 2297 2298 * final.c (final_scan_insn): Hand BARRIERs to dwarf2 code. 2299 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along. 2300 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0. 2301 2302 * except.c (end_eh_unwinder): Subtract 1 from return address. 2303 * libgcc2.c (__throw): Likewise. 2304 (find_exception_handler): Don't change PC here. Compare end with >. 2305 2306Thu Sep 18 14:01:20 1997 Brendan Kehoe <brendan@lisa.cygnus.com> 2307 2308 * configure.in: Make sure to create the stage* and include 2309 symbolic links in each subdirectory. 2310 2311Thu Sep 18 13:20:37 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 2312 2313 * sh/lib1funcs.asm (LOCAL): Define. 2314 (whole file): Use it. 2315 2316Thu Sep 18 09:52:24 1997 Benjamin Kosnik <bkoz@beauty.cygnus.com> 2317 2318 * collect2.c (collect_execute): Specify name of new file when 2319 redirecting stdout/stderr. 2320 2321Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com) 2322 2323 * pa.md (reload_peepholes): Don't allow addresses with side 2324 effects for the memory operand. 2325 2326Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com> 2327 2328 * libgcc2.c (find_exception_handler): Subtract one from our PC when 2329 looking for a handler, to avoid hitting the beginning of the next 2330 region. 2331 2332 * except.c (expand_builtin_set_return_addr_reg): Use force_operand. 2333 2334Wed Sep 17 18:23:09 1997 Jeffrey A Law (law@cygnus.com) 2335 2336 * mips/abi64.h (LONG_MAX_SPEC): Define. 2337 * mips.h (LONG_MAX_SPEC): Define. 2338 (CPP_SPEC): Include long_max_spec. 2339 (EXTRA_SPECS): Include long_max_spec. 2340 2341Wed Sep 17 14:17:26 1997 Paul Eggert <eggert@twinsun.com> 2342 2343 * configure.in (AC_CHECK_HEADERS): Add inttypes.h, limits.h. 2344 ({sparc,i[3456]86,powerpcle}-*-solaris2*): Use fixinc.math. 2345 2346 * fixinc.math (PWDCMD, ORIGDIR, LINKS): Remove. 2347 Remove duplicate test for missing $1. 2348 Don't cd to $INPUT. 2349 Build wrapper around system <math.h> instead of copying it; 2350 this is better if the system <math.h> is updated later by a software 2351 patch or upgrade. 2352 2353 * cccp.c (HAVE_STDLIB_H, HAVE_UNISTD_H): 2354 Do not define any more; now autoconfed. 2355 <limits.h>: Include if HAVE_LIMITS_H. 2356 (HOST_BITS_PER_WIDE_INT): Remove. 2357 (HOST_WIDE_INT): Use intmax_t or long long if available. 2358 (pcfinclude): Use size_t, not HOST_WIDE_INT, for cast from pointer; 2359 this is less likely to annoy the compiler. 2360 2361 * cexp.y (HAVE_STDLIB_H): Do not define any more; now autoconfed. 2362 <limits.h>: Include if HAVE_LIMITS_H. 2363 (HOST_WIDE_INT): Use intmax_t or long long if available. 2364 (unsigned_HOST_WIDE_INT, CHAR_BIT): New macros. 2365 (HOST_BITS_PER_WIDE_INT): Define in terms of CHAR_BIT and sizeof. 2366 (MAX_CHAR_TYPE_MASK, MAX_CHAR_TYPE_MASK): Rewrite so that we don't use 2367 HOST_BITS_PER_WIDE_INT in a preprocessor expression, since it now 2368 uses sizeof. 2369 2370 * cppexp.c: <limits.h>: Include if HAVE_LIMITS_H. 2371 (HOST_WIDE_INT): Use intmax_t or long long if available. 2372 (CHAR_BIT): New macro. 2373 (HOST_BITS_PER_WIDE_INT): Define in terms of CHAR_BIT and sizeof. 2374 * cpplib.c: <limits.h>: Include if HAVE_LIMITS_H. 2375 (HOST_WIDE_INT): Use intmax_t or long long if available. 2376 (HOST_BITS_PER_WIDE_INT): Remove. 2377 2378Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com) 2379 2380 * v850.c (construct_save_jarl): Fix thinko in last change. 2381 2382Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com> 2383 2384 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete, 2385 use sparc.h's copies. 2386 * sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print ascii form 2387 as well. 2388 2389Wed Sep 17 14:08:20 1997 Nick Burrett <nick.burrett@btinternet.com> 2390 2391 * explow.c (allocate_dynamic_stack_space): Make allocate_stack 2392 pass 'target' as an extra operand. 2393 * expr.c (expand_builtin_apply): Use allocate_dynamic_stack_space 2394 to push a block of memory onto the stack. 2395 * alpha.md (allocate_stack): Alter in accordance with new operand. 2396 * i386.md (allocate_stack): Likewise. 2397 * rs6000.md (allocate_stack): Likewise. 2398 2399Wed Sep 17 13:34:43 1997 Robert Lipe <robertl@dgii.com> 2400 2401 * i386/xm-sco5.h (sys_siglist, SYS_SYGLIST_DECLARED): Define. 2402 2403Wed Sep 17 13:27:05 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2404 2405 * Makefile.in (native): Correct dependency to auto-config.h from 2406 config.h. 2407 2408Tue Sep 16 10:02:02 1997 Jason Merrill <jason@yorick.cygnus.com> 2409 2410 * libgcc2.c (find_exception_handler): Not found is -1. 2411 2412 * integrate.c (expand_inline_function): Move expand_start_bindings 2413 after expanding the arguments. 2414 2415 * i386.c (ix86_prologue): Pass SYMBOL_REF to 2416 gen_prologue_{get_pc,set_got}. 2417 * i386.md (prologue_set_got, prologue_get_pc): Adjust. 2418 2419Tue Sep 16 07:33:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2420 2421 * fold-const.c (make_range): Correctly handle cases of converting 2422 from unsigned to signed type. 2423 2424 * function.c (flush_addressof): New function. 2425 2426 * combine.c (num_sign_bit_copies): If asking about wider mode, 2427 treat like paradoxical subreg. 2428 2429Tue Sep 16 00:26:52 1997 Jeffrey A Law (law@cygnus.com) 2430 2431 * cse.c (simplify_relational_operation): If MODE specifies mode wider 2432 than HOST_WIDE_INT, high word of CONST_INT is derived from sign bit 2433 of low word. 2434 2435Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com> 2436 2437 * v850.c ({register,pattern}_is_ok_for_epilogue): New functions. 2438 (construct_{save,restore}_jr, pattern_is_ok_for_prologue): Likewise. 2439 * v850.h (pattern_is_ok_for_{pro,epi}logue): New predicates. 2440 (register_is_ok_for_epilogue): Likewise. 2441 * v850.md: Replace prologue and epilogue patterns with a 2442 match_parallel pattern. 2443 * v850.c (output_move_single_unsigned): Cope with zero 2444 extending and moving between registers at the same time. 2445 2446Mon Sep 15 22:02:46 1997 Jeffrey A Law (law@cygnus.com) 2447 2448 * fixinc.math: New file to fix math.h on some systems. 2449 * configure.in (*-*-freebsd*, *-*-netbsd*): Use fixinc.math on these 2450 systems. 2451 2452Mon Sep 15 18:58:36 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 2453 2454 * sched.c (update_flow_info) When looking if to set found_split_dest 2455 or found_orig_dest, look at all parts of a PARALLEL. 2456 2457 * sh.md (casesi_0): Reduce functionality, exclude insns from 2458 mova onwards. Changed expander caller. 2459 (casesi_worker_0): New insn. 2460 (casesi_worker_0+[12]): New define_splits. 2461 (casesi_worker): Need no gen_* function. 2462 (casesi): Use casesi_worker_0 instead of casesi_worker. 2463 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p. 2464 2465Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com> 2466 2467 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86. 2468 * dwarf2.h: Add DW_CFA_GNU_args_size. 2469 * frame.c (execute_cfa_insn): Likewise. 2470 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise. 2471 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns. 2472 (dwarf2out_frame_debug): If this isn't a prologue or epilogue 2473 insn, hand it off to dwarf2out_stack_adjust. 2474 (dwarf2out_begin_prologue): Initialize args_size. 2475 * frame.h (struct frame_state): Add args_size. 2476 * libgcc2.c (__throw): Use args_size. 2477 * final.c (final_scan_insn): If we push args, hand off all insns 2478 to dwarf2out_frame_debug. 2479 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS. 2480 2481 * dwarf2out.c (dwarf2out_frame_debug): Fix typo. 2482 Handle epilogue restore of SP from FP. 2483 * emit-rtl.c (gen_sequence): Still generate a sequence if the 2484 lone insn has RTX_FRAME_RELATED_P set. 2485 2486 * frame.c (extract_cie_info): Handle "e" augmentation. 2487 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the 2488 absence of UNALIGNED_*_ASM_OP. 2489 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF. 2490 (output_call_frame_info): Use "e" instead of "z" for augmentation. 2491 Don't emit augmentation fields length. 2492 (dwarf2out_do_frame): Move outside of #ifdefs. 2493 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data 2494 opcodes. 2495 2496 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all. 2497 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here. 2498 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0. 2499 * sparc/sun4gas.h: New file. 2500 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as. 2501 2502 * collect2.c (write_c_file_stat, write_c_file_glob): Declare 2503 __register_frame_table and __deregister_frame. 2504 2505Mon Sep 15 19:04:34 1997 Brendan Kehoe <brendan@cygnus.com> 2506 2507 * except.c (find_exception_handler_labels): Use xmalloc instead of 2508 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million 2509 in some cases. 2510 2511Sat Sep 13 23:13:51 1997 Paul Eggert <eggert@twinsun.com> 2512 2513 * cpplib.h (PARAMS): Fix misspelling of __STDC__. 2514 (cpp_get_token): Arg is cpp_reader *, not struct parse_marker *. 2515 2516 * cpplib.c (cpp_fatal, cpp_file_line_for_message): New decls. 2517 (ppp_hash_cleanup, cpp_message, cpp_print_containing_files): Likewise. 2518 (copy_rest_of_line): Fix typo that prevented recognition of 2519 C++ style comments. 2520 (output_line_command, special_symbol): Use %ld for long, not %d. 2521 2522 * cppexp.c (xrealloc): Declare first arg as void *, not char *. 2523 (cpp_lex): Cast 2nd arg of cpp_parse_escape from const char ** to 2524 char **. 2525 2526Fri Sep 12 16:54:04 1997 Doug Evans <dje@cygnus.com> 2527 2528 * bitmap.h (bitmap_print): Don't use STDIO_PROTO. 2529 2530Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com> 2531 2532 * except.h: Prototype dwarf2 hooks. 2533 * expr.c: Adjust. 2534 2535Thu Sep 11 18:36:51 1997 Jim Wilson <wilson@cygnus.com> 2536 2537 * local-alloc.c (contains_replace_regs): New function. 2538 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM, 2539 verify that there is no existing REG_EQUIV note, and add a call to 2540 contains_place_regs. 2541 2542 * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Add __HPUX_ASM__ versions. 2543 2544Wed Sep 10 21:49:38 1997 Michael Meissner <meissner@cygnus.com> 2545 2546 * toplev.c (rest_of_compilation): For passes starting with 2547 flow_analysis, use print_rtl_with_bb instead of print_rtl. 2548 * print-rtl.c (print_rtl_single): Print a single rtl value to a 2549 file. 2550 * flow.c (print_rtl_with_bb): Print which insns start and end 2551 basic blocks. For the start of a basic block, also print the live 2552 information. 2553 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over 2554 two bitmaps ANDed together. 2555 (bitmap_print): Declare. 2556 * bitmap.c (function_obstack): Don't declare any more. 2557 (bitmap_obstack): Obstack for allocating links from. 2558 (bitmap_obstack_init): New static to say whether to initialize 2559 bitmap_obstack. 2560 (bitmap_element_allocate): Use bitmap_obstack to allocate from. 2561 (bitmap_release_memory): Free all memory allocated from 2562 bitmap_obstack. 2563 (toplevel): Conditionally include stdlib.h. 2564 (free): Provide a declaration if NEED_DECLARATION_FREE. 2565 2566 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke 2567 EXECUTE_IF_AND_IN_BITMAP. 2568 2569Wed Sep 10 17:53:33 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 2570 2571 * sh.c (addr_diff_vec_adjust): Properly propagate considered 2572 address changes through alignments. 2573 2574Wed Sep 10 13:10:52 1997 Per Bothner <bothner@cygnus.com> 2575 2576 * stor-layout.c (layout_type): Simplify special BOOLEAN_TYPE handling. 2577 2578Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com> 2579 2580 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum() 2581 if DWARF2_UNWIND_INFO. 2582 2583Wed Sep 10 15:43:10 1997 Jason Merrill <jason@yorick.cygnus.com> 2584 2585 * cplus-dem.c (demangle_fund_type): Change "complex" to "__complex". 2586 2587Wed Sep 10 11:13:53 1997 Paul Eggert <eggert@twinsun.com> 2588 2589 Handle `extern int errno;' correctly when fixing <errno.h>. 2590 * fix-header.c (recognized_extern): Use name_length when comparing. 2591 * scan-decls.c (scan_decls): Don't ignore the first CPP_NAME in a 2592 declaration, so that we see the `extern' in `extern int errno;'. 2593 2594Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com> 2595 2596 Add support for exception handling using DWARF 2 frame unwind info. 2597 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr, 2598 next_stack_level, in_reg_window): Helper fns. 2599 (__throw): Implement for DWARF2_UNWIND_INFO. 2600 2601 * expr.c (expand_builtin): Handle builtins used by __throw. 2602 * tree.h (enum built_in_function): Add builtins used by __throw. 2603 * c-decl.c (init_decl_processing): Declare builtins used by __throw. 2604 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw. 2605 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw. 2606 (expand_builtin_extract_return_addr): Likewise. 2607 (expand_builtin_frob_return_addr): Likewise. 2608 (expand_builtin_set_return_addr_reg): Likewise. 2609 (expand_builtin_eh_stub): Likewise. 2610 (expand_builtin_set_eh_regs): Likewise. 2611 (eh_regs): Choose two call-clobbered registers for passing back values. 2612 2613 * frame.c, frame.h: New files for parsing dwarf 2 frame info. 2614 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c. 2615 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS) 2616 (stmp-multilib): Likewise. 2617 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions. 2618 2619 * except.c: #include "defaults.h". 2620 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO. 2621 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO. 2622 (register_exception_table_p): New fn. 2623 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO. 2624 (end_eh_unwinder): Likewise. 2625 2626 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP, 2627 call __register_frame and __deregister_frame as needed. 2628 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP. 2629 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check 2630 EH_FRAME_SECTION_ASM_OP. 2631 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define. 2632 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define. 2633 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols. 2634 2635 * dwarf2out.c (output_call_frame_info): If no support for 2636 EXCEPTION_SECTION, mark the start of the frame info with a 2637 collectable tag. 2638 * collect2.c (frame_tables): New list. 2639 (is_ctor_dtor): Recognize frame entries. 2640 (scan_prog_file): Likewise. 2641 (main): Pass -fno-exceptions to sub-compile. Also do collection 2642 if there are any frame entries. 2643 (write_c_file_stat): Call __register_frame_table and 2644 __deregister_frame as needed. 2645 (write_c_file_glob): Likewise. 2646 2647 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported. 2648 Also require unaligned reloc support. 2649 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, 2650 UNALIGNED_DOUBLE_INT_ASM_OP): Define here. 2651 * sparc/sysv4.h: Not here. 2652 2653 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}. 2654 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init. 2655 (dwarf2out_finish): Don't call dwarf2out_frame_finish. 2656 2657 * libgcc2.c (L_eh): Reorganize, moving code shared by different 2658 EH implementations to the top. 2659 (find_exception_handler): Split out. Start from 0. Compare against 2660 end with >=. 2661 (__find_first_exception_table_match): Use it. 2662 * except.c (output_exception_table): Don't do anything if there's 2663 no table. Don't output a first entry of zeroes. 2664 (eh_outer_context): Adjust properly. 2665 (add_eh_table_entry): Use xrealloc. 2666 * toplev.c (compile_file): Just call output_exception_table. 2667 2668Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com> 2669 2670 * varasm.c (save_varasm_status): Take the target function context. 2671 * function.c (push_function_context_to): Pass it in. 2672 2673 * rtl.def (ADDRESSOF): Add new field for original regno. 2674 * function.c (put_reg_into_stack and callers): Add original_regno 2675 argument. 2676 (gen_mem_addressof): Remember the original regno. 2677 * rtl.def (INLINE_HEADER): Add new field for parm_reg_stack_loc. 2678 * rtl.h (PARMREG_STACK_LOC): New macro. 2679 (ADDRESSOF_REGNO): New macro. 2680 * emit-rtl.c (gen_inline_header_rtx): Add parm_reg_stack_loc. 2681 * function.c (max_parm_reg, parm_reg_stack_loc): No longer static. 2682 (assign_parms): Allocate parm_reg_stack_loc on saveable obstack. 2683 * integrate.c (output_inline_function): Set max_parm_reg and 2684 parm_reg_stack_loc from inline header. 2685 (initialize_for_inline): Pass in parm_reg_stack_loc. 2686 2687Wed Sep 10 11:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com> 2688 2689 * i386.c (override_options): Don't set TARGET_SCHEDULE_PROLOGUE 2690 (ix86_expand_prologue, ix86_expand_epilogue): Emit rtl by default. 2691 2692Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com> 2693 2694 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case. 2695 2696Wed Sep 10 08:48:44 1997 Jeffrey A Law (law@cygnus.com) 2697 2698 * xm-m88k.h (USG): Only define if it hasn't already been defined. 2699 2700 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif. 2701 2702 * expr.c (do_jump_by_parts_equality_rtx): Don't clobber the 2703 source operand when performing an IOR of the parts. 2704 2705 * expr.c (emit_block_move): Always return a value. 2706 2707 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx. 2708 when clearing non-BLKmode data. 2709 2710 * final.c (shorten_branches): Remove last change for ADDR_VEC 2711 alignment computation. During first pass, assume worst 2712 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns. 2713 2714Wed Sep 10 09:33:19 1997 Kamil Iskra <iskra@student.uci.agh.edu.pl> 2715 2716 * explow.c (emit_stack_save, emit_stack_restore): Correctly 2717 handle HAVE_{save,restore}_stack_* evaluating to 0. 2718 2719Wed Sep 10 09:27:45 1997 Weiwen Liu <liu@hepvms.physics.yale.edu> 2720 2721 * Makefile.in (sdbout.o): Add dependency on insn-config.h. 2722 2723Wed Sep 10 09:24:56 1997 Nick Burrett <n.a.burrett@btinternet.com> 2724 2725 * sched.c (birthing_insn_p): Rename prototype decl from birthing_insn. 2726 * final.c (leaf_renumber_regs, alter_cond): Declare prototype only 2727 if LEAF_REGISTERS is defined. 2728 * reload1.c (merge_assigned_reloads): Declare prototype only if 2729 SMALL_REGISTER_CLASSES is defined. 2730 * loop.c (replace_call_address): Pre-process out prototype decl. 2731 * real.c (dectoe, etodec, todec): Declare proto if DEC is defined 2732 (ibmtoe, etoibm, toibm): Declare proto if IBM is defined 2733 2734Wed Sep 10 09:13:51 1997 Manfred Hollstein <manfred@s-direktnet.de> 2735 2736 * configure.in (out_file): Emit definition to config.status. 2737 2738Wed Sep 10 08:37:56 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 2739 2740 * final.c (shorten_branches): Fix alignment calculation. 2741 Don't count the lengths of deleted instructions. 2742 2743Wed Sep 10 08:34:11 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 2744 2745 * cpplib.c (cpp_start_read): Make known_suffixes static. 2746 2747Wed Sep 10 08:27:05 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 2748 2749 * m68k.c (print_operand_address) [MOTOROLA]: When compiling 2750 with -fpic (not -fPIC) force the GOT offset to 16 bits. 2751 2752Wed Sep 10 08:22:51 1997 Christian Iseli <chris@lslsun.epfl.ch> 2753 2754 * expr.c (convert_move): Add missing use of trunctqtf2. 2755 2756Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se> 2757 2758 * except.c (eh_outer_context): Do masking using expand_and. 2759 2760Wed Sep 10 07:52:21 1997 Joel Sherrill <joel@OARcorp.com> 2761 2762 * pa/rtems.h (subtarget_switches): Removed -mrtems subtarget_switch. 2763 * configure.in (sh*-*-rtems*): New target. 2764 * sh.h (TARGET_SWITCHES: Call SUBTARGET_SWITCHES. 2765 (SUBTARGET_SWITCHES): Provide default definition. 2766 2767Wed Sep 10 06:33:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2768 2769 * i386/mingw32.h ({LIB,LINK}_SPEC): Check for -mwindows, not -windows. 2770 2771 * alpha/vms.h (ASM_OUTPUT_SECTION): Clear NAME if overlaid. 2772 2773 * c-parse.in (unary_expr): Test DECL_C_BIT_FIELD, not DECL_BIT_FIELD. 2774 * c-typeck.c (default_conversion): Likewise. 2775 2776 * tree.c (contains_placeholder_p, substitute_in_expr): 2777 Handle placeholders inside args of CALL_EXPR (and hence in TREE_LIST). 2778 2779 * expr.c (expand_expr, case PLACEHOLDER_EXPR): Check all 2780 expressions in placeholder_list. 2781 2782Tue Sep 9 18:10:30 1997 Doug Evans <dje@cygnus.com> 2783 2784 Add port done awhile ago for the ARC cpu. 2785 * arc.h, arc.c, arc.md, t-arc, xm-arc.h: New files. 2786 * arc/initfini.c, arc/lib1funcs.asm: New files. 2787 * ginclude/va-arc.h: New file. 2788 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__. 2789 * ginclude/varargs.h: Likewise. 2790 * Makefile.in (USER_H): Add va-arc.h. 2791 * configure.in (arc-*-elf*): Recognize. 2792 * longlong.h: Add ARC support. 2793 2794Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com> 2795 2796 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of 2797 write_symbols. 2798 2799Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com> 2800 2801 * v850.h (ASM_SPEC): Pass on target processor. 2802 (CPP_PREDEFINES): Only define if not already specified. 2803 (TARGET_VERSION): Only define if not already specified. 2804 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target 2805 processor. 2806 (EXTRA_SWITCHES): Extra entries in the switches array. 2807 (TARGET_DEFAULT): Set default target processor. 2808 2809Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2810 2811 * configure.in (alpha*-*-*): Support pca56 and ev6. 2812 2813 * varasm.c (named_section): Set in section after writing directive. 2814 * dwarf2out.c (output_call_frame_info): Call named_section. 2815 2816Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com> 2817 2818 * mips.c (function_prologue): Set up the CFA when ABI_32. 2819 2820 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG 2821 for dwarf2 unwind info. 2822 (output_function_prologue, sparc_flat_output_function_prologue): Same. 2823 2824 * final.c (final_end_function): Check dwarf2out_do_frame instead 2825 of DWARF2_DEBUG for dwarf2 unwind info. 2826 (final_scan_insn): Likewise. 2827 (final_start_function): Likewise. Initialize dwarf2 frame debug here. 2828 (final): Not here. 2829 2830 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if 2831 count > 0. 2832 2833 * varasm.c (exception_section): Check EXCEPTION_SECTION first. 2834 2835Mon Sep 8 14:58:07 1997 Jim Wilson <wilson@cygnus.com> 2836 2837 * toplev.c (main): Change #elif to #else/#ifdef 2838 2839 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC. 2840 2841Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2842 2843 * alpha.h (processor_type): Add EV6. 2844 ({TARGET,MASK}_BWX): Renamed from _BYTE_OPS. 2845 ({TARGET,MASK}_{CIX,MAX}): New macros. 2846 (MASK_CPU_EV5): Change bit number. 2847 (MASK_CPU_EV6, {TARGET,MASK}_SUPPORT_ARCH): New macros. 2848 (TARGET_OPTIONS): Rename "byte" to "bwx" and add "cix" and "max". 2849 (MINIMUM_ATOMIC_ALIGNMENT): Rename TARGET_BYTE_OPS to TARGET_BWX. 2850 (SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS, ASM_FILE_START): Likewise. 2851 (SECONDARY_MEMORY_NEEDED): Not needed if CIX. 2852 (ASM_FILE_START): Only write if TARGET_SUPPORT_ARCH. 2853 Add "pca56" and "ev6". 2854 * alpha.c (input_operand): Rename TARGET_BYTE_OPS to TARGET_BWX. 2855 (override_options): Likewise; also add new CPU types and subset flags. 2856 * alpha.md: Rename TARGET_BYTE_OPS to TARGET_BWX. 2857 (cpu attr): Add "ev6". 2858 (ev5 function units): Use for ev6 as well, for now. 2859 (ffsdi2): New define_expand and define_insn, for TARGET_CIX. 2860 (sqrt[sd]f2): New patterns, for TARGET_CIX. 2861 (s{min,max}[qh]i3): New patterns, for TARGET_MAX. 2862 (movsi): Use ldf/lsf when appropriate, instead of lds/sts. 2863 (mov[sd]i): Add use of ftio/itof for TARGET_CIX. 2864 * configure.in (alpha*-dec-osf*): Set MASK_SUPPORT_ARCH for >= 4.0B. 2865 Rename MASK_BYTE_OPS to MASK_BWX. 2866 2867 * i386/mingw32.h (STANDARD_INCLUDE_DIR): New macros. 2868 (STARTFILE_SPEC, PATH_SEPARATOR): Likewise. 2869 2870 * configure.in (AC_PROG_LN_S): Remove; unneeded. 2871 (*cygwin32*, *mingw32*): Default prefix to /usr. 2872 (symbolic_link): Set to "cp -p" if no "ln -s"; add AC_SUBST. 2873 (configure.lang call): Change remaining use of config.h to auto-conf.h. 2874 2875 * Makefile.in (LN): Add new symbol. 2876 (FLAGS_TO_PASS): Pass it down. 2877 (stage[1-4]-start): Use $(LN), not "ln -s". 2878 2879 * mips.h (flag_omit_frame_pointer, frame_pointer_needed, optimize): 2880 Remove declarations: no longer needed. 2881 * pyr.md: Remove unneeded declarations of `optimize'. 2882 * h8300.md: Likewise. 2883 * sparc.c (dwarf2out_cfi_label): Add declaration. 2884 (save_regs, output_function_prologue): Remove cast for it. 2885 (sparc_flat_{save_restore,output_function_prologue): Likewise. 2886 ({save,restore}_regs): No longer inline. 2887 2888Mon Sep 8 03:08:35 1997 Jim Wilson <wilson@cygnus.com> 2889 2890 * i960.h (LINK_SPEC): Handle -mjX and -mrp switches. 2891 2892 * mips.md (nonlocal_goto_receiver): Define. 2893 2894 * unroll.c (calculate_giv_inc): Handle increment with code PLUS. 2895 2896 * alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS 2897 is passed in. 2898 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to 2899 SFmode for 64 bit hosts. 2900 2901 * profile.c (output_arc_profiler): Verify next_insert_after is an 2902 INSN before and after skipping a stack pop. Check next_insert_after 2903 for non NULL before deferencing it. 2904 (output_func_start_profiler): Set DECL_EXTERNAL to zero. 2905 2906 * va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif. 2907 2908 * m68k.md (iorsi_zexthi_ashl16): Disable. 2909 2910 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs. 2911 2912Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com> 2913 2914 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL 2915 prologue insn, only the first elt is significant. 2916 (output_call_frame_info): For exception handling, always use 4-byte 2917 fields as specified by the dwarf2 spec. 2918 Don't skip trivial FDEs. 2919 2920Sun Sep 7 03:35:28 1997 Paul Eggert <eggert@twinsun.com> 2921 2922 * fix-header.c (std_include_table): Remove bogus entry for popen 2923 under stdio.h with ANSI_SYMBOL. popen is a POSIX2_SYMBOL. 2924 2925Fri Sep 5 17:19:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 2926 2927 * sh.md (movsf_ie+1): Typo fix. 2928 2929Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com) 2930 2931 * v850: New directory for v850 port. 2932 * v850/lib1funcs.asm: New file. 2933 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files. 2934 * ginclude/va-v850.h: New file. 2935 * varargs.h, stdarg.h: Include va-mn10200.h. 2936 * configure.in (mn10200-*-*): New target. 2937 * Makefile.in (USER_H): Add va-mn10200.h. 2938 2939 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define. 2940 * mips/xm-news.h (SYS_SIGLIST_DECLARED): Define. 2941 * mips/xm-sysv4.h (SYS_SIGLIST_DECLARED): Define. 2942 2943Fri Sep 5 03:50:15 1997 David Edelsohn <edelsohn@mhpcc.edu> 2944 2945 * rs6000.md (fma patterns): Extend previous -mno-fused-madd 2946 patch to DFmode patterns inadvertently omitted. 2947 2948Thu Sep 4 20:06:02 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE> 2949 2950 * sparc.md: Add ultrasparc scheduling support. 2951 * sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns. 2952 2953Wed Sep 3 20:56:24 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 2954 2955 * sh.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Define. 2956 2957Wed Sep 3 20:52:07 1997 Joel Sherrill <joel@OARcorp.com> 2958 2959 * sh/rtems.h: New file. 2960 2961Wed Sep 3 17:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com> 2962 2963 * reg-stack.c (subst_stack_regs): Pop the stack register for a 2964 computed goto which sets the same stack register. 2965 2966Wed Sep 3 17:30:36 1997 Jim Wilson <wilson@cygnus.com> 2967 2968 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic. 2969 2970Wed Sep 3 11:25:19 1997 Jeffrey A Law (law@cygnus.com) 2971 2972 * pa.md (reload peepholes): Fix typo in last change. 2973 2974Wed Sep 3 03:02:02 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 2975 2976 * sh.md (movsi_ie): Move t/r alternative after r/r alternative. 2977 2978Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com) 2979 2980 * cccp.c (sys_errlist): Remove special 4.4bsd declaration. 2981 * collect2.c (sys_errlist): Likewise. 2982 * cpplib.c (sys_errlist): Likewise. 2983 * gcc.c (sys_errlist): Likewise. 2984 * protoize.c (sys_errlist): Likewise. 2985 * configure.in: Check for strerror. 2986 * xm-freebsd.h (HAVE_STRERROR): Remove definition. 2987 * xm-gnu.h (HAVE_STRERROR): Likewise. 2988 * xm-linux.h (HAVE_STRERROR): Likewise. 2989 * xm-netbsd.h (HAVE_STRERROR): Likewise. 2990 * alpha/xm-linux.h (HAVE_STRERROR): Likewise. 2991 * i386/xm-bsd386.h (HAVE_STRERROR): Likewise. 2992 * i386/xm-cygwin32.h (HAVE_STRERROR): Likewise. 2993 * i386/xm-dos.h (HAVE_STRERROR): Likewise. 2994 * i386/xm-mingw32.h (HAVE_STRERROR): Likewise. 2995 * pa/xm-pa.h (HAVE_STRERROR): Likewise. 2996 * pa/xm-papro.h (HAVE_STRERROR): Likewise. 2997 * rs6000/xm-cygwin32.h (HAVE_STRERROR): Likewise. 2998 * rs6000/xm-sysv4.h (HAVE_STRERROR): Likewise. 2999 3000 * collect2.c (SYS_SIGLIST_DECLARED): Renamed from 3001 DONT_DECLARE_SYS_SIGLIST. 3002 * mips-tfile.c (SYS_SIGLIST_DECLARED): Likewise. 3003 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition. 3004 * xm-freebsd.h (DONT_DECLARE_SYS_SIGLIST): Likewise. 3005 * alpha/xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition. 3006 * i386/xm-bsd386.h (DONT_DECLARE_SYS_SIGLIST): Likewise. 3007 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise. 3008 * mips/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise. 3009 * rs6000/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Likewise. 3010 * sparc/xm-sol2.h (DONT_DECLARE_SYS_SIGLIST): Likewise. 3011 * configure.in: Check for sys_siglist declaration. 3012 3013 * Makefile.in (libgcc2.a): Add missing "else true" clause. 3014 (stage{1,2,3,4}-start): Likewise. 3015 3016 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions 3017 are relative to the next instruction, not the current instruction. 3018 3019Tue Sep 2 14:15:32 1997 Jason Merrill <jason@yorick.cygnus.com> 3020 3021 * toplev.c (xrealloc): Handle null ptr. 3022 3023Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU> 3024 3025 * fixincludes: Permits spaces between # and define. Discard C++ 3026 comments in sys/pci.h on HP/UX 10.20. 3027 3028Tue Sep 2 09:28:31 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 3029 3030 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record. 3031 3032Tue Sep 2 00:19:01 1997 Jason Merrill <jason@yorick.cygnus.com> 3033 3034 * expr.c (expand_expr, case COND_EXPR): It's OK to merge two 3035 SAVE_EXPRs. 3036 3037Mon Sep 1 23:36:45 1997 Jeffrey A Law (law@cygnus.com) 3038 3039 * pa.c (restore_unscaled_index_insn_codes): New function. 3040 (record_unscaled_index_insn_codes): Likewise. 3041 (output_function_prologue): Call restore_unscaled_index_insn_codes. 3042 (output_function_epilogue): Free memory for unscaled_index_insn_codes. 3043 (pa_reorg): Call record_unscaled_index_insn_codes. 3044 3045Mon Sep 1 14:46:09 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 3046 3047 * sh.md (casesi_jump_1, casesi_jump2): Generate expanders. 3048 (casesi_jump): Delete. 3049 (casesi) Use gen_casesi_jump_1 and gen_casesi_jump2 instead of 3050 gen_casesi_jump. 3051 3052Mon Sep 1 14:36:36 1997 Paul Eggert <eggert@twinsun.com> 3053 3054 * sparc/sol2.h (CPP_SPEC): Add -D__STDC__=0 unless -ansi 3055 or -traditional, for compatibility with Sun's practice. 3056 * i386/sol2.h (CPP_SPEC), rs6000/sol2.h (CPP_SPEC): Likewise. 3057 * configure.in ({sparc,i[3456]86,powerpcle}-*-solaris2*): 3058 Set fixincludes=Makefile.in. 3059 3060Mon Sep 1 14:08:23 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 3061 3062 * Makefile.in (config.status): Depend on version.c. 3063 3064Mon Sep 1 13:48:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 3065 3066 * acconfig.h: Remove include of config2.h. 3067 * configure.in: Build auto-config.h, not config.h, from autoconf data. 3068 Add auto-conf.h in front of all other host_xm_file entries. 3069 Make config.h, not config2.h, from host_xm_file. 3070 * Makefile.in (auto-config.h): New rule; was config.h. 3071 (distclean): Remove auto-config.h, not config2.h. 3072 3073 * expr.c (do_jump_by_parts_equality_rtx): Try to do by IOR of 3074 all the words. 3075 3076Mon Sep 1 13:07:36 1997 Bob Manson <manson@charmed.cygnus.com> 3077 3078 * sparc/t-vxsparc (TARGET_LIBGCC2_CFLAGS): New definition. 3079 (LIBGCC2_CFLAGS): Deleted. 3080 * m68k/t-vxworks68: Likewise. 3081 * i960/t-vxworks960: Likewise. 3082 * a29k/t-vx29k: Likewise. 3083 3084Sun Aug 31 17:12:27 1997 Paul Eggert <eggert@twinsun.com> 3085 3086 * real.c (EMULONG): Correct typo in spelling of HOST_BITS_PER_LONGLONG. 3087 3088Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com) 3089 3090 * mips.md (movstrsi_internal[23]): Set insn type to "store" to 3091 get more accurate schedules. 3092 3093 * pa.md (reload_peepholes): Make sure operand is a REG before 3094 examining REGNO. Allow general registers too. 3095 3096Thu Aug 28 12:34:56 1997 Doug Evans <dje@seba.cygnus.com> 3097 3098 * reload1.c (reload_cse_no_longer_dead): Don't pass incremented regno 3099 to SET_HARD_REG_BIT, it can be evaluated twice. 3100 3101Wed Aug 27 20:15:53 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 3102 3103 * sh/elf.h: (LINK_SPEC): Use shlelf. 3104 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX, ASM_FILE_START): Redefine. 3105 * sh/lib1funcs.asm (___ashrsi3, ___ashlsi3, ___lshrsi3): 3106 Truncate shift count. Use braf if not SH1. 3107 * sh.c (sfunc_uses_reg): No longer static. 3108 Check for SImode inside the USE. 3109 (shiftcosts, expand_ashiftrt, shl_sext_kind): 3110 Use SH_DYNAMIC_SHIFT_COST. 3111 (sh_dynamicalize_shift_p, output_branchy_insn): New functions. 3112 (output_ieee_ccmpeq, mova_p, cache_align_p, fixup_aligns): Likewise. 3113 (branch_offset, short_cbranch_p, med_branch_p): Likewise. 3114 (braf_branch_p, align_length, fixup_addr_diff_vecs): Likewise. 3115 (addr_diff_vec_adjust, get_dest_uid, gen_far_branch): Likewise. 3116 (split_branches, regs_used, gen_block_redirect): Likewise. 3117 (from_compare): Can't compare nonzero DImode constant directly. 3118 Emit special code for TARGET_SH3E floating point with code == GE. 3119 Force 0.0 into a register for SH3E. 3120 (print_operand): Add ','. 3121 Emit the actual comparison instruction. 3122 (sh_builtin_saveregs): Save floating point registers in order that 3123 allows pre-decrement. 3124 (find_barrier): New arguments num_mova and mova. Changed caller. 3125 When rewinding to before a mova, also restore the last found barrier. 3126 Branch is now known to be shortened. 3127 Prefer barriers where no new alignment is needed. 3128 More generic alignment for cache lines. 3129 Add checks for pieces of code that use more table space than their 3130 own size. 3131 Fix up the barrier we return so that the alignment will always be 3132 after the table. 3133 Remove limit adjustments for table alignment. 3134 Handle PARALLELs correctly. 3135 (machine_dependent_reorg): Add extra pass to split insns. 3136 Don't scan instructions twice for broken moves. 3137 Calculate insn length, call fixup_addr_diff_vecs. 3138 Call split_branches. 3139 Add alignment for loops and after BARRIERs. 3140 Initialize max_uid_before_fixup_addr_diff_vecs. 3141 Advance mdep_reorg_phase. 3142 Clear insn_addresses. 3143 (output_far_jump): Use braf and/or pre-allocated scratch register 3144 when possible. 3145 (expand_ashiftrt): Truncate shift count. 3146 (push_regs): Push PR last. 3147 (sh_expand_epilogue): Pop PR first. 3148 (code_for_indirect_jump_scratch, mdep_reorg_phase): New variables. 3149 (uid_align, uid_align_max): Likewise. 3150 (max_uid_before_fixup_addr_diff_vecs, sh_addr_diff_vec_mode): Likewise. 3151 (braf_label_ref_operand): New predicate. 3152 (initial_elimination_offset): calculate offset from 3153 RETURN_ADDRESS_POINTER_REGNUM starting with total_saved_regs_space. 3154 (output_branch): Expect out-of-range condbranches to have been split. 3155 * sh.md (rotlsi3_16): Named insn. 3156 (rotlsi3): Rewritten to use superoptimizer patterns. 3157 (adddi3, subdi3, ashrsi2_16, ashrsi2_31): Always split. 3158 (movsi_i, movsi_ie): replace t/z alternative with t/r alternative. 3159 Use pcload_si and load_si insn types. 3160 (adddi3+1, subdi3+1, ashrsi2_16+1, ashrsi2_31+1) New define_splits. 3161 (addc, subc, ashlsi_c): New insns. 3162 (attribute "type"): New values dyn_shift, load_si, pcload_si, fmove, 3163 jump_ind, arith3 and arith3b. 3164 (function_unit "fp"): Take fmove into account. 3165 (function_unit "int"): Uses one cycle for !dyn_shift. 3166 (function_unit "memory"): Special case for load_si and pcload_si. 3167 (attribute "in_delay_slot): handle pcload_si. 3168 (cmpgtdi_t, cmpgedi_t, cmpgeudi_t, cmpgtudi_t): Type arith3. 3169 (cmpsi+1, cmpeqdi_t) Type arith3b. 3170 (movsf_ie, alternatives f/fGH/X, f/y/X, y/f/X): Type fmove. 3171 (extendsidi2): Delete. 3172 (cmpeqsi_t-2): Delete. (Redundant with movt.) 3173 (*rotlhi3_8) Name. 3174 (iorsi3, rotlsi3_1, rotlsi3_31, rotlsi3_16, (*rotlhi3_8): Type arith. 3175 (ashlsi3_k, ashlhi3_ki, ashrsi2_16, ashrsi2_31, lshrsi3_m): Likewise. 3176 (lshrsi3_k, lshrhi3_m, lshrhi3_k, ashldi3_k, lshrdi3_k): Likewise. 3177 (ashrdi3_k, xtrct_left, xtrct_right, dect, mova, movt): Likewise. 3178 (movt): Likewise. 3179 (ashlsi3_d, ashrsi3_d, lshrsi3_d): Type dyn_shift. 3180 (indirect_jump_scratch, *casesi_jump_1, *casesi_jump_2): Type jump_ind. 3181 (ashlsi3, ashlsi3_n, lshrsi3, lshrsi3_n): Use sh_dynamicalize_shift_p. 3182 (movsf_ie+1, movsf_ie+2): Exchange. 3183 (cmpeqdi_t-1, cmpeqdi_t, cmpgtdi_t, cmpgedi_t): New insns. 3184 (cmpgeudi_t, cmpgtudi_t, movsi_i_lowpart, ieee_ccmpeqsf_t): Likewise. 3185 (cmpdi, movnegt): New define_expands. 3186 (movsi_ie): Add y,y alternative. 3187 (sge): Use it for ! TARGET_IEEE. Use special code for TARGET_IEEE. 3188 (sle): Use sge. 3189 (align_4, casesi_jump): Now define_expand. 3190 (casesi_0, addr_diff_vec_adjust, align_log): New patterns. 3191 (*casesi_jump_[12]): Likewise. 3192 (casesi): Use casesi_0 and casesi_jump. 3193 (casesi_worker): Depends on the mode used for the table. 3194 (define_delay for cbranches): Test TARGET_SH2. 3195 Changed all callers of from_compare. 3196 (attribute "length"): Take use of braf and scratch registers into 3197 account. 3198 (indirect_jump_scratch, block_branch_redirect): New patterns. 3199 (jump): Call output_far_jump for any jump larger than 4 bytes. 3200 (inverse_branch_true, inverse_branch_false): Remove. 3201 (bne, blt, ble, bltu, bleu): Canonicalize. 3202 (attribute "cpu"): Remove "sh0" alternative. 3203 * sh.h (ADJUST_COST): Lower cost of non-address sfunc dependencies. 3204 Adjust cost of load_si / pcload_si insns when not used for call. 3205 (enum reg_class): Move GENERAL_REGS after FPUL_REGS. 3206 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise. 3207 (REGISTER_MOVE_COST): Add costs for fpul <-> mac, pr moves. 3208 Fix to match default cost in regclass. Move to T reg not costly. 3209 When checking for GENERAL_REGS, check for R0_REGS too. 3210 (INITIALIZE_TRAMPOLINE): Include code for constant parts. 3211 (SHIFT_COUNT_TRUNCATED): Not true for TARGET_SH3. 3212 (CPP_SPEC): Define __sh1__ if no specific cpu is selected. 3213 (FUNCTION_BOUNDARY): Align to cache line boundary. 3214 (optimize, sh_addr_diff_vec_mode, machine_dependent_reorg): Declare. 3215 (addr_diff_vec_adjust, code_for_indirect_jump_scratch): Declare. 3216 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Declare. 3217 (output_ieee_ccmpeq, output_branchy_insn, sfunc_uses_reg): Declare. 3218 (ASM_OUTPUT_ADDR_DIFF_ELT): Depends on sh_addr_diff_vec_mode. 3219 (PREDICATE_CODES): Add braf_label_ref_operand and register_operand. 3220 (IEEE_BIT, TAGET_IEEE, LOCAL_LABEL_PREFIX, ASSEMBLER_DIALECT): Define. 3221 (CACHE_LOG, enum mdep_reorg_phase_e, TRAMPOLINE_ALIGNMENT): Define. 3222 (SH_DYNAMIC_SHIFT_COST): Define. 3223 (TARGET_SWITCHES): Remove -m0 entry. Add -mieee, -mno-ieee. 3224 (OVERRIDE_OPTIONS): sh_cpu defaults to CPU_SH1. 3225 Initialize sh_addr_diff_vec_mode. 3226 (REG_ALLOC_ORDER): Move FP0 behind FP7. 3227 Move all FP registers in front of the general registers. 3228 (SECONDARY_OUTPUT_RELOAD_CLASS): Add case for MAC_REGS / PR_REGS. 3229 When checking for GENERAL_REGS, check for R0_REGS too. 3230 Fix direction of compares to {FIR,LA}ST_FP_REG. 3231 (SECONDARY_INPUT_RELOAD_CLASS): check for fp_one_operand. 3232 (ASM_OUTPUT_ALIGN_CODE, ASM_OUTPUT_LOOP_ALIGN, SH0_BIT): Delete. 3233 (TARGET_SH0, PUSH_ROUNDING, TRAMPOLINE_TEMPLATE): Delete. 3234 (TRAMPOLINE_ALIGN): Delete. 3235 (processor_type): Remove PROCESSOR_SH0. 3236 (ADJUST_INSN_LENGTH): Remove check for preceding BARRIER. 3237 Adjust ADDR_DIFF_VECs. Add code for alignment instructions. 3238 Check if insn needing a delay slot is already inside a SEQUENCE. 3239 3240 * va-sh.h (__va_rounded_size): Delete. 3241 (__LITTLE_ENDIAN_P, __SCALAR_TYPE, __PASS_AS_FLOAT): Define. 3242 (va_arg): Unify big and little endian code. 3243 Optimization for small integers. 3244 3245 From Fred Fish: 3246 * sh.h (INITIAL_ELIMINATION_OFFSET): Proper bracketing. 3247 (REGNO_REG_CLASS, PREFERRED_RELOAD_CLASS): Likewise. 3248 (SECONDARY_{OUTPUT,INPUT}_RELOAD_CLASS, LIBCALL_VALUE): Likewise. 3249 (ROUND_ADVANCE, FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS): Likewise. 3250 (FUNCTION_PROFILE, FUNCTION_EPILOGUE, RETURN_ADDR_RTX): Likewise. 3251 (REGNO_OK_FOR_INDEX_P, EXTRA_CONSTRAINT_Q, MODE_DISP_OK_4): Likewise. 3252 (GO_IF_LEGITIMATE_{INDEX,ADDRES}, LEGITIMIZE_ADDRESS): Likewise. 3253 (CONST_COSTS, REGISTER_MOVE_COST, ASM_OUTPUT_CONSTRUCTOR): Likewise. 3254 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Likewise. 3255 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP, ASM_OUTPUT_LABEL): Likewise. 3256 (ASM_OUTPUT_ALIGN), ASM_DECLARE_FUNCTION_NAME): Likewise. 3257 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_CASE_LABEL): Likewise. 3258 (ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_VEC_ELT) Likewise. 3259 (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_INT): Likewise. 3260 (ASM_OUTPUT_SHORT, ASM_OUTPUT_CHAR, ASM_OUTPUT_BYTE): Likewise. 3261 (ASM_OUTPUT_SKIP, FINAL_PRESCAN_INSN, PRINT_OPERAND): Likewise. 3262 (PRINT_OPERAND_ADDRESS, HANDLE_PRAGMA, ADJUST_INSN_LENGTH): Likewise. 3263 (PROMOTE_MODE): Likewise. 3264 (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX. 3265 (ASM_OUTPUT_INTERNAL_LABEL): Use %L. 3266 * sh/elf.h: (ASM_OUTPUT_LABELREF): Use %U. 3267 (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX. 3268 (ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SOURCE_LINE): Use %L. 3269 3270Wed Aug 27 16:42:21 1997 Bob Manson (manson@cygnus.com) 3271 3272 * t-h8300 (TARGET_LIBGCC2_CFLAGS): New definit. 3273 (LIBGCC2_CFLAGS): Deleted. 3274 * t-mn10200: Likewise. 3275 3276Wed Aug 27 17:10:51 1997 Jim Wilson <wilson@cygnus.com> 3277 3278 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in 3279 last change. 3280 3281Wed Aug 27 15:19:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 3282 3283 * dwarfout.c (dwarfout_start_new_source_file): Strip leading '*'s 3284 from label names. 3285 3286Wed Aug 27 14:33:38 1997 Jim Wilson <wilson@cygnus.com> 3287 3288 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable 3289 address where an offsettable address is required. 3290 3291Wed Aug 27 10:38:32 1997 Jeffrey A Law (law@cygnus.com) 3292 3293 * reorg.c (dbr_schedule): Allow current_function_return_rtx 3294 to be something other than a REG. 3295 * function.c (expand_function_end): Fix current_function_return_rtx 3296 if it was a pseudo. 3297 3298 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS. 3299 * x-netbsd: Likewise 3300 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS 3301 (INSTALL_HEADERS): Delete. 3302 * x-dguxbcs: Likewise. 3303 * x-hp3bsd44: Likewise 3304 * x-pa: Likewise. 3305 3306Wed Aug 27 07:15:58 1997 Klaus Espenlaub <kespenla@hydra.informatik.uni-ulm.de> 3307 3308 * configure.in (AC_PROG_CC, AC_PROG_MAKE_SET): Check for gcc before 3309 testing for flex. 3310 3311Wed Aug 27 02:24:35 1997 Jim Wilson <wilson@cygnus.com> 3312 3313 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check 3314 TYPE_DECL_IS_STUB instead of DECL_NAME. 3315 3316 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to 3317 filenames. Use sed to extract base filename for install. 3318 3319Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com> 3320 3321 * loop.c (combine_movables): Earlier insns don't match later ones. 3322 3323 * c-decl.c (grokdeclarator): If array index or size calculations 3324 overflow, issue an error. 3325 * fold-const.c (int_const_binop): New static function. 3326 (const_binop, size_binop): Call it. 3327 3328Tue Aug 26 17:51:56 1997 Jason Merrill <jason@yorick.cygnus.com> 3329 3330 * collect2.c (main): Check SCAN_LIBRARIES instead of LDD_SUFFIX 3331 to decide whether to always emit init and fini handles. 3332 3333Tue Aug 26 13:51:10 1997 Jim Wilson <wilson@cygnus.com> 3334 3335 * stor-layout.c (layout_record): Test DECL_PACKED instead of 3336 TYPE_PACKED to determine alignment. 3337 3338 * combine.c (try_combine): Distribute REG_DEAD notes created for 3339 i3dest_killed similar to the ones created for i2dest_in_i2src 3340 and for i1dest_in_i1src. 3341 3342Tue Aug 26 11:36:34 1997 Jeffrey A Law (law@cygnus.com) 3343 3344 * loop.c (check_final_value): Don't miss a biv increment in a 3345 parallel. 3346 3347 * loop.c (check_dbra_loop): If the loop biv is only used 3348 for counting, then normalize it so that the initial 3349 value is zero. 3350 3351Tue Aug 26 06:19:48 1997 Jason Merrill <jason@yorick.cygnus.com> 3352 3353 * dwarfout.c (*_LABEL): Add initial '*'. 3354 3355Tue Aug 26 05:27:28 1997 Richard Henderson <rth@cygnus.com> 3356 3357 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1. 3358 * configure.in (alpha-*-linux-gnulibc1): New target. 3359 (alpha-*-linux-gnu*): Don't build crtbegin/end. 3360 3361Mon Aug 25 19:11:38 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 3362 3363 * reload1.c (reload_cse_simplify_operands): Fix typo. 3364 3365Mon Aug 25 19:04:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 3366 3367 * c-typeck.c (common_type): Always prefer long double to double. 3368 3369Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com) 3370 3371 * pa.c (secondary_reload_class): (mem (mem ... )) does not need 3372 secondary reloads. 3373 3374 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the 3375 store of the argument registers. 3376 3377Sun Aug 24 21:25:06 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 3378 3379 * reload1.c (reload_cse_mem_conflict_p, case MEM): Also check 3380 for conflict with the address. 3381 3382Sat Aug 23 18:43:22 1997 Jim Wilson <wilson@cygnus.com> 3383 3384 * acconfig.h (NEED_DECLARATION_CALLOC): Add. 3385 * configure.in: Add GCC_NEED_DECLARATION call for calloc. 3386 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete 3387 declarations. 3388 3389 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it. 3390 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef. 3391 3392Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com) 3393 3394 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns 3395 around branch tables. 3396 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab 3397 and .end_brtab directives if TARGET_GAS. 3398 3399Fri Aug 22 19:17:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 3400 3401 * function.c (instantiate_virtual_regs_1, case ADDRESSOF): 3402 New case. 3403 (fix_lexical_addr): Handle (addressof (mem ...)). 3404 3405Thu Aug 21 17:56:06 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 3406 3407 * reload.c (push_secondary_reload): If SECONDARY_MEM_NEEDED, 3408 call get_secondary_mem for input before adding reload and 3409 for output after. 3410 (push_reload): Likewise. 3411 3412Thu Aug 21 15:57:03 1997 Jim Wilson <wilson@cygnus.com> 3413 3414 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test 3415 block_stack before dereferencing it. 3416 3417Wed Aug 20 15:45:52 1997 Dave Love <d.love@dl.ac.uk> 3418 3419 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from 3420 list. 3421 3422Wed Aug 20 15:30:36 1997 Stan Cox <coxs@dg-rtp.dg.com> 3423 3424 * i386.c (ix86_prologue, ix86_epilogue): New functions. 3425 ({function,ix86_expand}_{pro,epi}logue, ix86_expand_prologue): 3426 Use ix86_prologue. 3427 3428Wed Aug 20 14:57:11 1997 Michael Meissner <meissner@cygnus.com> 3429 3430 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate. 3431 3432Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com> 3433 3434 * cplus-dem.c: Add 'extern' to prepends_underscore. 3435 3436Tue Aug 19 15:46:30 1997 Jeffrey A Law (law@cygnus.com) 3437 3438 * mips/r3900.h (SUBTARGET_CC1_SPEC): Remove some unnecessary stuff. 3439 (MIPS_CPU_STRING_DEFAULT, MIPS_ISA_DEFAULT): Define. 3440 3441Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com> 3442 3443 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR 3444 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads. 3445 3446Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com> 3447 3448 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single 3449 quotes around the name. 3450 3451Mon Aug 18 17:26:42 1997 Doug Evans <dje@cygnus.com> 3452 3453 * mips.md (movsi_ulw,movsi_usw,loadgp): Give unspec a mode. 3454 3455Mon Aug 18 11:05:17 1997 Jeffrey A Law (law@cygnus.com) 3456 3457 * mips/r3900.h (TARGET_DEFAULT): Turn on MASK_MIPS3900. 3458 3459Sun Aug 17 14:39:18 1997 Gavin Koch (gavin@cygnus.com) 3460 3461 * mips/elf.h (PREFERRED_DEBUGGING_TYPE): Only set if not already set. 3462 * mips.c (TARGET_{SINGLE,SOFT}_FLOAT): Make sure both aren't set. 3463 (PROCESSOR_R3900): Set flag from option. 3464 * mips.h: Add m3900 option. 3465 ({PROCESSOR,TARGET,MASK}_R3900): Define. 3466 (GENERATE_{BRANCHLIKELY,MADD,MULT3): Likewise. 3467 (debugj,MASK_DEBUG_J): Delete to make room for m3900. 3468 (BRANCH_LIKELY_P): Redefine to include 3900. 3469 (GAS_ASM_SPEC,CC1_SPEC): Add m3900 option. 3470 (RTX_COSTS): Add 3900. 3471 * mips.md: Add 3900, including three op madd and mult. 3472 * configure.in (mipstx39{,el}-*-elf*): New cases. 3473 * mips/r3900.h: New file. 3474 3475Fri Aug 15 07:34:12 1997 Richard Earnshaw (rearnsha@arm.com) 3476 3477 * arm.md (umulsi3_highpart, smulsi3_highpart): Add extra reloading 3478 alternatives. 3479 3480Fri Aug 15 07:34:12 1997 Torbjorn Granlund <tege@tege.pdc.kth.se> 3481 3482 * arm.md (umulsi3_highpart, smulsi3_highpart): New patterns. 3483 * arm.c (arm_rtx_costs, case TRUNCATE): New case. 3484 3485Fri Aug 15 06:40:03 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 3486 3487 * genemit.c (main): Write an include for flags.h. 3488 * genoutput.c (main): Likewise. 3489 3490 * alpha.c (override_options): Turn off byte insns for cpu=ev4 or ev5. 3491 3492 * alpha.md (allocate_stack): If stupid reg allocation, add USE 3493 for loop variable. 3494 3495 * fold-const.c (fold, compare cases): Add calls to `fold' to 3496 previous change. 3497 3498Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com> 3499 3500 * rtl.h ({SET,}ADDRESSOF_DECL): op 1 of ADDRESSOF is now the decl. 3501 * function.c (put_var_into_stack, gen_mem_addressof, 3502 put_addressof_into_stack): Adjust. 3503 3504 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable 3505 again for the slot after we give it RTL. 3506 (expand_expr, case VAR_DECL): Lose gen_mem_addressof case. 3507 3508Wed Aug 13 17:29:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 3509 3510 * c-lex.c (check_newline): Pass finput again to HANDLE_PRAGMA. 3511 3512Wed Aug 13 16:51:35 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 3513 3514 * reload1.c (reload_cse_simplify_operands): New function. 3515 (reload_cse_no_longer_dead,reload_cse_delete_death_notes): Likewise. 3516 (no_longer_dead_regs): New static variable. 3517 (reload_cse_simplify_set): Now returns int. 3518 Don't delete death notes on previous insns, call 3519 reload_cse_no_longer_dead instead. 3520 Call validate_change with nonzero value for in_group. 3521 (reload_cse_noop_set_p): Don't delete death notes on previous insns, 3522 call reload_cse_no_longer_dead instead. 3523 (reload_cse_regs): Initialize no_longer_dead_regs and call 3524 reload_cse_delete_death_notes as appropriate. 3525 Call apply_change_group after calling reload_cse_simplify_set. 3526 Call reload_cse_simplify_set on elements of a PARALLEL. 3527 Call reload_cse_simplify_operands if reload_cse_simplify_set could 3528 not simplify things. 3529 3530Wed Aug 13 16:18:42 1997 Douglas Rupp <rupp@gnat.com> 3531 3532 * vms.h (LINK_SPEC): Echo -shared, not -share, to linker. 3533 3534Wed Aug 13 12:51:11 1997 Richard Stallman <rms@psilocin.gnu.ai.mit.edu> 3535 3536 * m68k.md: Add braces to clarify nesting. 3537 3538Wed Aug 13 12:51:11 1997 Jason Merrill <jason@yorick.cygnus.com> 3539 3540 * calls.c (expand_call): Use assign_temp and mark_addressable 3541 instead of calling gen_mem_addressof directly. 3542 3543Wed Aug 13 12:40:15 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 3544 3545 * Makefile.in (install-man): Add missing $(exeext). 3546 3547 * configure.in (alpha*-dec-osf*): Merge various cases; 3548 split off version-specific files in new case statement. 3549 Include osf2or3.h even for OSF1.2. 3550 3551 * alpha.c (NUM_ARGS): New macro. 3552 (CURRENT_FUNCTION_ARGS_INFO): Deleted. 3553 (alpha_builtin_saveregs): Use new macro. 3554 (function_arg): Deleted. 3555 (alpha_arg_type, alpha_arg_info_reg_val): New functions. 3556 * vms.h (enum avms_arg_type, avms_arg_info): New types. 3557 (CUMULATIVE_ARGS, INIT_CUMULATIVE_ARGS): Update definitions 3558 to use new types. 3559 (SETUP_INCOMING_VARARGS): Likewise. 3560 (FUNCTION_ARG{,_PARTIAL_NREGS}, FUNCTION_ARG_ADVANCE): Likewise. 3561 Only update CUM in FUNCTION_ARG_ADVANCE. 3562 3563Tue Aug 12 19:27:32 1997 Philippe De Muyter <phdm@info.ucl.ac.be> 3564 3565 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR, 3566 as initial value for real_label_map. 3567 (copy_for_inline): Likewise. 3568 3569Tue Aug 12 16:15:36 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 3570 3571 * rtl.h (BYTECODE_LABEL): Use XSTR, not XEXP. 3572 3573 * calls.c (expand_calls): Properly call any_pending_cleanups. 3574 3575Tue Aug 12 12:18:01 1997 Jason Merrill <jason@yorick.cygnus.com> 3576 3577 * function.c (purge_addressof_1): Add force argument. 3578 (purge_addressof): If there are any ASM_OPERANDS in an insn, always 3579 put ADDRESSOFs into the stack. 3580 3581 * function.c (setjmp_protect): See through addressof. 3582 (setjmp_protect_args): Likewise. 3583 * calls.c (expand_call): For now, only use addressof if the type 3584 doesn't promote. 3585 * function.c (put_var_into_stack): Likewise. 3586 * expr.c (expand_expr): Likewise. 3587 * toplev.c (rest_of_compilation): Check inlineable instead of 3588 DECL_INLINE. 3589 * function.c (purge_addressof_1): Try recognizing the insn with 3590 and without the SUBREG. If it doesn't work, just put the REG into 3591 the stack. 3592 (gen_mem_addressof): Set the mode of the MEM to the mode of the type. 3593 (put_var_into_stack): Don't be fooled by addressof in an enclosing 3594 scope. 3595 3596Sun Aug 10 22:19:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 3597 3598 * explow.c (probe_stack_range): Add USE for test_addr if -O0. 3599 3600Sun Aug 10 22:15:40 1997 Jason Merrill <merrill@churchy.gnu.ai.mit.edu> 3601 3602 * toplev.c (rest_of_compilation): Move purge_addressof before loop. 3603 3604Sun Aug 10 15:25:51 1997 Jim Wilson <wilson@cygnus.com> 3605 3606 * toplev.c (main): In -g handling code, add code to set len. 3607 3608 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN 3609 has integer TYPE_{MAX,MIN}_VALUE before using them. 3610 3611 * alpha.md (extendqihi2): Use HImode not QImode in force_reg call. 3612 3613Sun Aug 10 16:47:34 1997 Nick Burrett <nick.burrett@btinternet.com> 3614 3615 * arm/aof.h (COMMON_SECTION): New macro, define common_section. 3616 (EXTRA_SECTION_FUNCTIONS): Add COMMON_SECTION. 3617 (EXTRA_SECTIONS): Add in_common. 3618 (ASM_OUTPUT_COMMON): Call common_section() to indicate we've 3619 changed areas. 3620 3621Sat Aug 9 20:04:35 1997 Jim Wilson <wilson@cygnus.com> 3622 3623 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an 3624 extern inline function. 3625 3626Sat Aug 9 13:01:06 1997 Michael Meissner <meissner@cygnus.com> 3627 3628 * rs6000/sysv4.h (*_SPEC): Add support for -mads and -myellowknife. 3629 Use a common crt0.o for all embedded platforms. Use --start-group 3630 and --end-group instead of -( and -) to allow better cut and pasting 3631 when debugging the linker. Set default start for MVME text. 3632 (TARGET_SWITCHES): Add -mads and -myellowknife. 3633 3634Fri Aug 8 20:12:43 1997 Per Bothner <bothner@cygnus.com> 3635 3636 * dwarf2out.c (gen_enumeration_type_die): 3637 Make code work for a tag name, without a TYPE_STUB_DECL. 3638 (gen_struct_or_union_type_die): Likewise. 3639 3640Fri Aug 8 18:10:40 1997 Marc Lehmann <pcg@goof.com> 3641 3642 * i386/go32.h (HAS_INIT_SECTION, HAVE_ATEXIT): New macros. 3643 3644Fri Aug 8 17:30:22 1997 H.J. Lu <hjl@gnu.ai.mit.edu> 3645 3646 * i386.c (output_pic_addr_const, case PLUS): Emit the constant first. 3647 3648Fri Aug 8 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com> 3649 3650 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list 3651 template. 3652 3653 * reg-stack.c (compare_for_stack_reg): Swap only if the source and 3654 destination are both on the regstack. 3655 (subst_stack_regs_pat): Put the destination at the top of the regstack. 3656 3657Fri Aug 8 17:03:21 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 3658 3659 * i386.md (pop): pop increments the stack pointer. 3660 (prologue_set_stack_ptr): New pattern. 3661 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr 3662 instead of subsi3. 3663 3664Fri Aug 8 17:00:36 1997 Paul Eggert <eggert@twinsun.com> 3665 3666 * gansidecl.h, halfpic.h (STDIO_PROTO): Remove. 3667 * bitmap.h, c-tree.h, output.h, reload.h, rtl.h (STDIO_PROTO): 3668 Replace with PROTO in include files. 3669 * bc-emit.c: Include <stdio.h> before include files that formerly 3670 used STDIO_PROTO. 3671 * bc-optab.c, c-common.c, c-decl.c, caller-save.c, calls.c: Likewise. 3672 * convex.c, i860.c, mips.c, spur.c, tahoe.c, emit-rtl.c: Likewise. 3673 * explow.c, expmed.c, expr.c, genattrtab.c, halfpic.c: Likewise. 3674 * jump.c, optabs.c, profile.c, recog.c, regclass.c: Likewise. 3675 * rtlanal.c, sdbout.c, unroll.c: Likewise. 3676 * genattrtab.c (main): Generate files that include <stdio.h> 3677 before including files that formerly used STDIO_PROTO. 3678 * genemit.c (main), genextract.c (main), genopinit.c (main): Likewise. 3679 * genoutput.c (output_prologue), genpeep.c (main): Likewise. 3680 * genrecog.c (main): Likewise. 3681 * halfpic.h (PROTO): Use "gansidecl.h" to define this instead. 3682 (half_pic_finish): Declare without prototype; FILE isn't defined. 3683 3684 * bitmap.c, c-aux-info.c, c-lex.c: Include "config.h" first. 3685 * c-parse.in, c-pragma.c, 1750a.c, a29k.c, alpha.c: Likewise. 3686 * arm.c, clipper.c, dsp16xx.c, elxsi.c, fx80.c, gmicro.c: Likewise. 3687 * h8300.c, i370.c, i386.c, i386/winnt.c, i960.c: Likewise. 3688 * m32r.c, m68k.c, m88k.c, mn10200.c, mn10300.c, ns32k.c: Likewise. 3689 * pa.c, pdp11.c, pyr.c, romp.c, rs6000.c, sparc.c, vax.c: Likewise. 3690 * we32k.c, cppmain.c, dbxout.c, flow.c, fold-const.c: Likewise. 3691 * gcc.c, gcov.c, global.c, integrate.c, local-alloc.c: Likewise. 3692 * loop.c, mips-tdump.c, mips-tfile.c, objc-act.c: Likewise. 3693 * real.c, reg-stack.c, reload.c, reload1.c, reorg.c, sched.c: Likewise. 3694 * stupid.c, tree.c, varasm.c, xcoffout.c: Likewise. 3695 3696Fri Aug 8 14:52:35 1997 Jason Merrill <jason@yorick.cygnus.com> 3697 3698 * function.c (fixup_stack_1): Stack slots can also be relative to 3699 the frame or stack pointers. 3700 3701Fri Aug 8 14:13:49 1997 Richard Henderson <richard@gnu.ai.mit.edu> 3702 3703 * dwarf2out.c (reg_loc_descriptor): Fix prototype. 3704 (concat_loc_descriptor): New function. 3705 (loc_descriptor): Call it. 3706 (add_AT_location_description): Also elide the descriptor if both 3707 halves of a CONCAT are pseudos. 3708 (add_location_or_const_value_attribute): Recognize CONCAT too. 3709 3710Fri Aug 8 06:36:29 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 3711 3712 * c-common.c (if_stack{,_space,_pointer}): New static variables. 3713 (c_expand_{start_cond,start_else,end_cond}): New functions. 3714 * c-parse.in (compstmt_count): New static variable. 3715 (compstmt_start): New rule. 3716 (compstmt): Use new rule. 3717 (do_stmt_start): Update compstmt_count. 3718 (simple_if, stmt): Use new versions of start_cond, start_else, 3719 and end_cond. 3720 3721Thu Aug 7 15:35:25 1997 Jim Wilson <wilson@cygnus.com> 3722 3723 * mips/iris6.h (TARGET_LONG64): Don't define here. 3724 * mips.c (override_options): Set MASK_LONG64 for ABI_64. 3725 3726 * mips.c (function_prologue): Don't emit ".ent", ".frame", 3727 ".mask", ".fmask" if flag_inhibit_size_directive is true. 3728 (function_epilogue): Don't emit ".end" if 3729 flag_inhibit_size_directive is true. 3730 3731 * mips/iris6.h (STARTFILE_SPEC, LIB_SPEC): Move 3732 -L/usr/lib{32,64}/mips? from STARTFILE_SPEC to LIB_SPEC. 3733 3734Thu Aug 7 13:14:21 1997 Torbjorn Granlund <tege@tunnis.tmg.se> 3735 3736 * fold-const.c (fold): Optimize unsigned x <= 0x7fffffff. 3737 3738Thu Aug 7 12:46:31 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 3739 3740 * explow.c (convert_memory_address, case LABEL_REF): Copy 3741 LABEL_REF_NONLOCAL_P. 3742 3743 * expr.c (store_constructor): Use CONST0_RTX macro, not always 3744 the integer version, when clearing a register. 3745 3746 * varasm.c (output_constructor): Correctly check for 3747 multi-word constant. 3748 3749Thu Aug 7 10:04:42 1997 Douglas Rupp <rupp@gnat.com> 3750 3751 * alpha/vms-tramp.asm: New file. 3752 3753 * gcc.c (execute): Don't allow -pipe on VMS. 3754 3755 * alpha.c (vmskrunch): Don't strip off trailing digits. 3756 (vms_valid_decl_attribute_p): New function. 3757 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add another quadword of zeros. 3758 (TRAMPOLINE_SIZE): Now 32 bytes. 3759 (INITIALIZE_TRAMPOLINE): Put FNADDR at offset 16, CXT at 24. 3760 (DBX_DEBUGGING_INFO, ASM_FORMAT_PRIVATE_NAME): Always undefine. 3761 (STARTFILE_SPEC): Likewise. 3762 (PREFERRED_DEBUGGING_TYPE): Define to be Dwarf-2. 3763 (VALID_MACHINE_DECL_ATTRIBUTE, ASM_OUTPUT_SECTION{,_NAME}): New macros. 3764 (ASM_OUTPUT_ALIGN{,ED_COMMON}): Redefine. 3765 (LINK_SPEC): Pass -share and -v. 3766 (ENDFILE_SPEC, LIBGCC2_SPEC): Don't redefine. 3767 3768Thu Aug 7 06:21:47 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 3769 3770 * Eliminate most -Wswitch warnings. 3771 * c-common.c (binary_op_error): Add default case to switch. 3772 (shorten_compare, truthvalue_conversion): Likewise. 3773 * c-iterate.c (collect_iteratores): Likewise. 3774 * c-typeck.c (comptypes, build_component_ref): Likewise. 3775 (build_binary_op, lvalue_p, build_unary_op): Likewise. 3776 (build_modify_expr, initializer_constant_valid_p): Likewise. 3777 (c_expand_return): Likewise. 3778 * calls.c (calls_function_1): Likewise. 3779 * combine.c (find_split_point, simplify_rtx): Likewise. 3780 (simplify_if_then_else, simplify_logical): Likewise. 3781 (extract_left_shift, make_compound_operation, force_to_mode): Likewise. 3782 (known_cond, nonzero_bits, num_sign_bit_copies): Likewise. 3783 (merge_outer_ops, simplify_shift_const, simplify_comparison): Likewise. 3784 (reversible_comparison_p, mark_used_regs_combine): Likewise. 3785 * convert.c (convert_to_integer): Likewise. 3786 * cse.c (canon_hash, exp_equiv_p): Likewise. 3787 (set_nonvarying_address_components, canon_reg): Likewise. 3788 (simplify_unary_operation, simplify_plus_minus): Likewise. 3789 (simplify_relational_operation, fold_rtx): Likewise. 3790 (cse_process_note, count_reg_usage): Likewise. 3791 * dbxout.c (dbxout_symbol): Likewise. 3792 * dwarf2out.c (lookup_cfa_1, print_die): Likewise. 3793 * emit_rtl.c (copy_rtx_if_shared, reset_used_flags): Likewise. 3794 * explow.c (plus_constant_wide, convert_memory_address): Likewise. 3795 (promote_mode, emit_stack_save, emit_stack_restore): Likewise. 3796 * expmed.c (expand_divmod, emit_store_flag): Likewise. 3797 * expr.c (queued_subexp_p, is_zeros_p, safe_from_p): Likewise. 3798 (bc_expand_expr, preexpand_calls, convert_move): Likewise. 3799 * final.c (get_attr_length, final_scan_insn): Likewise. 3800 (walk_alter_subreg, alter_cond): Likewise. 3801 * flow.c (jmp_uses_reg_or_mem, mark_used_regs): Likewise. 3802 * fold-const.c (operand_equal_p, twoval_comparison_p): Likewise. 3803 (eval_subst, invert_truthvalue, range_binop): Likewise. 3804 (make_range, fold): Likewise. 3805 * function.c (fixup_var_refs_1, instantiate_virtual_regs_1): Likewise. 3806 * genattrtab.c (attr_copy_rtx, make_canonical): Likewise. 3807 (encode_units_mask, simplify_test_exp): Likewise. 3808 (find_and_mark_used_attributes, write_test_expr): Likewise. 3809 (simplify_with_current_value_aux, clear_struct_flag): Likewise. 3810 (count_sub_rtxs, gen_insn walk_attr_value): Likewise. 3811 (copy_rtx_unchanging): Likewise. 3812 * genconfig.c (walk_insn_part): Likewise. 3813 * genextract.c (walk_rtx): Likewise. 3814 * genoutput.c (scan_operands): Likewise. 3815 * genpeep.c (match_rtx): Likewise. 3816 * genrecog.c (add_to_sequence): Likewise. 3817 * integrate.c (copy_for_inline, copy_rtx_and_substitute): Likewise. 3818 (subst_constants): Likewise. 3819 * jump.c (duplicate_loop_exit_test, comparison_dominates_p): Likewise. 3820 (mark_jump_label, rtx_renumbered_equal_p): Likewise. 3821 (rtx_equal_for_thread_p): Likewise. 3822 * local-alloc.c (memref_referenced_p): Likewise. 3823 * loop.c (record_excess_regs, reg_in_basic_block_p): Likewise. 3824 (get_condition, replace_call_address): Likewise. 3825 (count_nonfixed_reads, find_and_verify_loops, find_mem_givs): Likewise. 3826 (maybe_eliminate_biv_1, invariant_p, simplify_giv_expr): Likewise. 3827 * optabs.c (emit_float_lib_cmp): Likewise. 3828 * print-tree.c (print_node): Likewise. 3829 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise. 3830 * reload.c (subst_reg_equivs, find_reloads_address_1): Likewise. 3831 (refers_to_regno_for_reload_p, find_equiv_reg): Likewise. 3832 * reload1.c (set_label_offsets, eliminate_regs): Likewise. 3833 (scan_paradoxical_subregs, count_occurrences): Likewise. 3834 * rtl.c (copy_rtx, copy_most_rtx): Likewise. 3835 * rtlanal.c (rtx_varies_p, rtx_addr_can_trap_p): Likewise. 3836 (reg_mentioned_p, reg_referenced_p, modified_between_p): Likewise. 3837 (modified_in_p, refers_to_regno_p, volatile_insn_p): Likewise. 3838 (volatile_refs_p, side_effects_p): Likewise. 3839 (inequality_comparison_p, replace_regs): Likewise. 3840 * sched.c (sched_analyze_2): Likewise. 3841 * stmt.c (expand_return): Likewise. 3842 * tree.c (staticp, unsave_expr_now, contains_placeholder_p): Likewise. 3843 (substitute_in_expr, build_type_attribute_variant): Likewise. 3844 (simple_cst_equal): Likewise. 3845 * unroll.c (remap_split_bivs): Likewise. 3846 * varasm.c (const_hash, compare_constant_1): Likewise. 3847 (decode_rtx_const, output_addressed_constants): Likewise. 3848 (output_constant): Likewise. 3849 * print-tree.c (print_node): Convert switch with one case into an if. 3850 * sched.c (memrefs_conflict_p): Likewise. 3851 * genrecog.c (write_tree_1): Output default case for every switch. 3852 3853 * profile.c (output_arc_profiler) [SMALL_REGISTER_CLASSES]: 3854 Apply PATTERN only to insns. 3855 3856Thu Aug 7 06:13:20 1997 Robert Lipe <robertl@dgii.com> 3857 3858 * i386/t-sco5 (libgcc2-elf.a): Resync with Makefile.in. 3859 3860Wed Aug 6 19:28:05 1997 Jim Wilson <wilson@cygnus.com> 3861 3862 * dwarf2out.c (build_abbrev_table): Use xrealloc not xmalloc. 3863 3864Wed Aug 6 12:57:24 1997 Jason Merrill <jason@yorick.cygnus.com> 3865 3866 * dwarf2out.c (output_call_frame_info): Always emit the info. 3867 (dwarf2out_frame_debug): We can initialize the temp reg in the 3868 epilogue, too. 3869 3870 * rtl.def: Add ADDRESSOF. 3871 * rtl.h (ADDRESSOF_TYPE, SET_ADDRESSOF_TYPE): New macros. 3872 * Makefile.in (mostlyclean): Remove *.addressof. 3873 * toplev.c (rest_of_compilation): Set DECL_DEFER_OUTPUT on 3874 non-nested inlines. Run purge_addressof after CSE. 3875 (various): Add .addressof RTL dump file. 3876 * rtl.c (copy_rtx): No need to copy ADDRESSOF. 3877 * reload1.c (eliminate_regs): Elide ADDRESSOF. 3878 * recog.c (general_operand): (MEM (ADDRESSOF ())) is a valid operand. 3879 So is (ADDRESSOF ()). 3880 (memory_address_p): (ADDRESSOF ()) is a valid memory address. 3881 * integrate.c (expand_inline_function): If the structure_value_addr 3882 is an ADDRESSOF, we can use it as a constant. 3883 (copy_rtx_and_substitute): Copy a '0' operand over unchanged. 3884 * function.c (fixup_var_refs_1): Remove (ADDRESSOF (MEM ())). 3885 (gen_mem_addressof): New fn. 3886 (put_addressof_into_stack): New fn. 3887 (purge_addressof_1): New fn. 3888 (purge_addressof): New fn. 3889 (instantiate_decl): Don't bother looking into an ADDRESSOF. 3890 (put_var_into_stack): Call gen_mem_addressof for local REGs instead 3891 of calling put_reg_into_stack. 3892 * expr.c (expand_expr, case TARGET_EXPR): Put the temp in a register 3893 if it will fit. 3894 (expand_expr, case ADDR_EXPR): Call gen_mem_addressof to take the 3895 address of a REG. 3896 * explow.c (memory_address): An ADDRESSOF is a valid memory address. 3897 * dwarfout.c (location_or_const_value_attribute): Handle ADDRESSOF. 3898 * dwarf2out.c (add_location_or_const_value_attribute): Handle 3899 ADDRESSOF. 3900 * cse.c (FIXED_BASE_PLUS_P): Add ADDRESSOF. 3901 (NONZERO_BASE_PLUS_P): Add ADDRESSOF. 3902 (canon_hash): Ignore '0' operands. 3903 (find_best_addr): Don't try to replace an ADDRESSOF. 3904 (fold_rtx): If our address has a const equiv of an ADDRESSOF, use it. 3905 * calls.c (expand_call): Put the struct value in a register if 3906 it fits. 3907 3908Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com> 3909 3910 * mips.c (function_arg): Handle passing a struct 3911 containing a double in a DFmode register without the PARALLEL. 3912 3913Tue Aug 5 12:27:31 1997 Doug Evans <dje@cygnus.com> 3914 3915 * configure.in (sparc-*-solaris2): Set float_format to i128. 3916 * config/float-i128.h: New file. 3917 3918Mon Aug 4 17:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 3919 3920 * combine.c (try_combine): If have PARALLEL of independent SETs 3921 and have cc0, ensure insn using CC0 come first. 3922 3923Mon Aug 4 15:22:41 1997 Mike Meissner <meissner@cygnus.com> 3924 3925 * rs6000/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Undef for System V 3926 environments. 3927 3928Mon Aug 4 12:34:41 1997 Philip Blundell <pb@nexus.co.uk> 3929 3930 * configure.in (arm-*-aout): Set tmake_file correctly. 3931 3932Mon Aug 4 08:06:48 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 3933 3934 * reload.c (find_reloads_address_1): Don't pass VOIDmode for an 3935 integer argument of push_reload. 3936 3937 * rtlanal.c (may_trap_p): Fix unintended fall-through so divisions by 3938 nonzero constants are handled properly. Return 1 for FP divisions. 3939 3940Mon Aug 4 06:52:20 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 3941 3942 * c-common.c (check_format_info): Store each flag character only 3943 once in the flag_chars array. 3944 3945Sun Aug 3 21:57:31 1997 Jim Meyering <meyering@eng.ascend.com> 3946 3947 * objc/Make-lang.in (objc/*.o): Depend on $(GCC_PASSES). 3948 3949Sun Aug 3 21:54:51 1997 Nick Burrett <n.a.burrett@btinternet.com> 3950 3951 * cpplib.c (cpp_start_read): Recognize suffixes 'cp' and 'c++'. 3952 3953Sun Aug 3 19:18:27 1997 Ralf Baechle <ralf@uni-koblenz.de> 3954 3955 * Makefile.in (mostlyclean): Remove libgcc1-test. 3956 3957Sun Aug 3 19:10:27 1997 Klaus Espenlaub <kespenla@hydra.informatik.uni-ulm.de> 3958 3959 * Makefile.in (T): Move to place where it can be overridden. 3960 (install_common): Fix permissions of specs and EXTRA_PARTS files. 3961 3962Sun Aug 3 19:07:04 1997 Jan-Jaap van der Heijden <J.J.vanderHeijden@student.utwente.nl> 3963 3964 * gcc.c (default_compilers): Add default entries for Pascal. 3965 3966Sun Aug 3 18:38:41 1997 Richard Henderson <rth@cygnus.com> 3967 3968 * alpha.c (alpha_return_addr): New function. 3969 (output_epilog): Zero alpha_return_addr_rtx. 3970 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr. 3971 3972Sun Aug 3 17:27:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 3973 3974 * Makefile.in (INSTALL): Build in $(srcdir). 3975 3976 * config/linux.h (DEFAULT_VTABLE_THUNKS): New macro. 3977 3978Sun Aug 3 17:18:31 1997 Richard Earnshaw (rearnshaw@cambridge.arm.com) 3979 3980 * expr.c (expand_builtin, case BUILT_IN_RETURN_ADDRESS): Emit warning 3981 if return address cannot be determined. 3982 3983Sun Aug 3 17:04:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 3984 3985 * stupid.c (stupid_life_analysis): If function receives non-local 3986 goto, don't let any registers live across calls. 3987 3988 * fold-const.c (merge_ranges): Make sure that if one range is subset 3989 of another, it will always be the second range. Correct (+,-) case to 3990 account for this. 3991 3992Sun Aug 3 16:48:30 1997 Paul Eggert <eggert@twinsun.com> 3993 3994 * c-lex.c (yylex): Remove duplicate check on high bit before 3995 invoking int_fits_type_p. 3996 3997Sun Aug 3 16:44:41 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 3998 3999 * reload.c (find_equiv_reg): If goal is a pseudo that got memory, a 4000 store into memory makes it invalid. This was handled in the single 4001 set case, but missing in the PARALLEL case. 4002 4003Sun Aug 3 09:13:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4004 4005 * expr.c (store_field): Return quickly if EXP is ERROR_MARK. 4006 4007 * c-typeck.c (unary_complex_lvalue): Don't warn about COMPOUND_EXPR 4008 or COND_EXPR if FUNCTION_TYPE. 4009 4010 * alpha.h (ASM_SPEC): Add -O0. 4011 4012 * expr.h (clear_storage): Now returns rtx. 4013 (emit_block_move): Likewise; delete duplicate declaration. 4014 * expr.c (clear_storage, emit_block_move): Return address of 4015 dest if calling memset/memcpy. 4016 (expand_builtin, BUILT_IN_MEM{CPY,SET}): Return value from 4017 clear_storage or emit_block_move if present. 4018 4019 * c-decl.c (start_function): Reset immediate_size_expand on 4020 error return. 4021 4022Sat Aug 2 18:50:43 1997 Paul Eggert <eggert@twinsun.com> 4023 4024 * tree.c (int_fits_type_p): Negative ints never fit unsigned 4025 types, and unsigned ints with top-bit-set never fit signed types. 4026 4027Sat Aug 2 16:25:43 1997 Per Bothner <bothner@frobnitz.gnu.ai.mit.edu> 4028 4029 * Makefile.in (EXTRA_C_OBJS): Removed. 4030 (C_AND_OBJC_OBJS): New. Subsumes EXTRA_C_OBJS and OBJC_CCOMMON. 4031 * objc/Make-lang.in (OBJC_CCOMMON): Removed. 4032 4033Sat Aug 2 16:11:57 1997 Doug Evans <dje@cygnus.com> 4034 4035 * configure.in: Build .gdbinit for top level build dir here. 4036 (AC_OUTPUT): Pass oldstyle_subdirs to configure.lang. 4037 * configure.lang: Fix building of .gdbinit for oldstyle lang subdirs. 4038 4039Sat Aug 2 13:48:15 1997 Ken Raeburn <raeburn@cygnus.com> 4040 4041 * cse.c (cse_insn): Ignore paradoxical SUBREGs unless we are 4042 looking for such. 4043 4044Sat Aug 2 13:25:33 1997 Tristan Gingold (gingold@email.enst.fr) 4045 4046 * calls.c (expand_call): If -fcheck-memory-usage, use pseudo-register, 4047 check indirectly called function is executable, and set rights of 4048 memory for aggregate as write only. 4049 (store_one_arg): If -fcheck-memory-usage, set rights for pushed 4050 stack argument. 4051 * c-decl.c (init_decl_processing): Add 4052 __builtin_aggregate_incoming_address. 4053 * explow.c (expr_size): Call expand_expr with appropriate flag. 4054 * expr.c (expand_builtin, case BUILT_IN_AGGREGATE_INCOMING_ADDRESS): 4055 New case. 4056 (expand_assignment, expand_expr, emit_push_insn, store_expr): 4057 Insert calls to chkr_check_addr, chkr_set_right, and chkr_copy_bitmap 4058 when -fcheck-memory-usage. 4059 (get_push_address, get_memory_usage_from_modifier): New functions. 4060 * expr.h: Add expand_modifier flags. 4061 (chkr_*_libfunc): New decls. 4062 (memory_use_mode): New declaration. 4063 * flags.h (flag_check_memory_usage, flag_prefix_function_name): New 4064 declaration. 4065 * function.c (put_var_into_stack, assign_parms): If 4066 -fcheck-memory-usage, set the rights of pushed variable. 4067 * optabs.c (chkr_{check_addr,set_right}_libfunc): New definitions. 4068 (chkr_{copy_bitmap,check_exec}_libfunc): Likewise. 4069 (init_optabs): Initialize these chkr_*_libfunc. 4070 * stmt.c (expand_computed_goto): If -fcheck-memory-usage, check that 4071 computed address of a goto is executable. 4072 (expand_asm, expand_asm_operands): If -fcheck-memory-usage, 4073 disallow asm statements. 4074 * toplev.c (flag_check_memory_usage, flag_prefix_function_name): New 4075 variable. 4076 (f_options): Add `check-memory-usage' and `prefix_function_name'. 4077 (main): Disable `-fomit-frame-pointer' if `-fcheck-memory-usage' is set 4078 and the machine can't debug without the frame pointer. 4079 * tree.h (built_in_function): Add BUILT_IN_AGGREGATE_INCOMING_ADDRESS. 4080 * varasm.c (make_function_rtl, make_decl_rtl): Add a prefix when 4081 flag_prefix_function_name_usage is set. 4082 (assemble_name): Strip the CHKR_PREFIX. 4083 * alpha.c (alpha_builtin_saveregs): If -fcheck-memory-usage, 4084 set rights of saved registers. 4085 * clipper.c (clipper_builtin_saveregs): Likewise. 4086 * m88k.c (m88k_builtin_saveregs): Likewise. 4087 * pa.c (hppa_builtin_saveregs): Likewise. 4088 * sparc.c (sparc_builtin_saveregs): Likewise. 4089 4090Sat Aug 2 08:01:12 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4091 4092 * c-decl.c (grokdeclarator): Give error for `long double' and 4093 refine text of some error messages. 4094 4095 * alpha.h (FLOAT_VALUE_TYPE, INTIFY, FLOATIFY, FLOAT_ARG_TYPE): Define. 4096 * i860.h (FLOAT_VALUE_TYPE): Fix typo; was FLOAT_TYPE_VALLUE. 4097 4098 * calls.c (store_one_arg): Allow stack_slot to be SP in 4099 ARGS_GROW_DOWNWARD case. 4100 4101 * c-decl.c (parmlist_tags_warning): Only suppress warning on 4102 union if anonymous. 4103 4104 * libgcc2.c (_trampoline): Rework last change; both getpagesize 4105 and mprotect are in cygwin32. 4106 4107 * reload1.c (reload): Add IN_ADDR to IN_ADDR_ADDR when computing 4108 needs since they conflict. 4109 4110 * print-rtl.c (indent): Move to file level; was static in print_rtx. 4111 (print_inline_rtx): New function. 4112 * reload.c (debug_reload): Rework to make output more compact. 4113 4114 * dwarfout.c (output_compile_unit_die): Add support for Pascal. 4115 * dwarf2out.c (gen_compile_unit_die): Likewise. 4116 4117 * c-typeck.c (lvalue_p, case BIND_EXPR, RTL_EXPR): Return 1 if array. 4118 4119 * Makefile.in (OBJC_OBJC): Delete from here. 4120 4121 * varasm.c (compare_constant_1, case STRING_CST): Compare TYPE_MODE. 4122 (record_constant_1, case STRING_CST): Record TYPE_MODE. 4123 4124 * tree.c (contains_this_placeholder_p): Delete. 4125 (contains_placeholder_p): Now contains code from above function. 4126 (contains_placeholder_p, case 'r'): Don't look at offset info. 4127 * expr.c (expand_expr, case PLACEHOLDER_EXPR): Find innermost 4128 matching and don't check contains_placeholder_p. 4129 4130Fri Aug 1 17:15:07 1997 Per Bothner <bothner@cygnus.com> 4131 4132 * objc/objc-act.c (lang_init): Don't check_newline #if USE_CPPLIB. 4133 * c-lex.c (lang_init): Remove (recently moved here). 4134 * c-lang.c (lang_init): Restore, but add #if !USE_CPPLIB. 4135 4136Fri Aug 1 11:26:45 1997 Jeffrey A Law (law@cygnus.com) 4137 4138 * pa.c (pa_reorg): Explode ADDR_DIFF_VEC insns too. 4139 4140Thu Jul 31 19:37:22 1997 Ian Lance Taylor <ian@cygnus.com> 4141 4142 * libgcc2.c (getpagesize): Don't compile if __CYGWIN32__. 4143 4144Thu Jul 31 16:04:42 1997 Stan Cox <coxs@dg-rtp.dg.com> 4145 4146 * i386.c (output_to_reg, output_fix_trunc): Use scratch memory, 4147 if available, instead of dynamically extending the stack. 4148 (put_condition_code, print_operand): Added reverse_cc to reverse the 4149 comparison when $ah is accessed directly instead of using eflags 4150 4151 * i386.md (*trunc*): Use scratch memory for output_fix_trunc. 4152 (movsicc_1, movhicc_1) Change alternative 3 to: 4153 jCC L1; mov; jmp L2; L1:mov; L2: 4154 (movsfcc, movdfcc, movxfcc): Force constant operands to memory. 4155 (movsfcc_1, movdfcc_1, movxfcc_1): Change alternative 3 as above. 4156 4157Thu Jul 31 16:04:42 1997 Jason Merrill <jason@yorick.cygnus.com> 4158 4159 * i386.h (MAX_FIXED_MODE_SIZE): Define. 4160 4161Thu Jul 31 16:04:42 1997 Robert Lipe <robertl@dgii.com> 4162 4163 * i386/sco5.h (SWITCHES_NEED_SPACES) Define. 4164 Required by the COFF (but not ELF) linker. 4165 4166Wed Jul 30 15:03:52 1997 Per Bothner <bothner@cygnus.com> 4167 4168 * demangle.h (DMGL_JAVA): New option to request Java demangling. 4169 * cplus-dem.c: Various changes to produce Java output when passed 4170 DMGL_JAVA. Thus "::" becomes "." and "JArray<Foo>" becomes "Foo[]". 4171 (main): Support --java and -j flags to set DMGL_JAVA. 4172 4173Wed Jul 30 08:56:08 1997 Philip Blundell <Philip.Blundell@pobox.com> 4174 4175 * configure.in (arm-*-*): Replace with arm-*-aout. 4176 * arm/aout.h (SET_ASM_OP): Define by default. 4177 * arm/riscix.h (SET_ASM_OP: Undefine. 4178 * arm.h (CPP_SPEC): Add %(subtarget_cpp_spec). 4179 (SUBTARGET_CPP_SPEC): New macro. 4180 * arm/linux.h: Include aout.h rather than arm.h directly. 4181 (TARGET_CPU_DEFAULT): Define. 4182 ({ASM,CPP}_SPEC): Remove. 4183 * arm/t-linux (MULTILIB_OPTIONS): Use -mapcs-NN instead of -mN. 4184 (LIB1ASMSRC): Use generic ARM version. 4185 (CROSS_LIBGCC1): Define. 4186 * arm/lib1funcs-linux.asm: Remove. 4187 4188Tue Jul 29 17:57:47 1997 Per Bothner <bothner@cygnus.com> 4189 4190 * Add hooks for using autconf-style Makefile.in in language subdirs. 4191 * configure.in (all_outputs, oldstyle_subdirs): New variables. 4192 Pass all_outputs to AC_OUTPUT. 4193 * configure.lang: Only iterate over oldstyle_subdirs. 4194 4195 * Patches to use cpplib with cc1 #if USE_CPPLIB. 4196 * configure.in (--enable-c-cpplib): New option. 4197 (extra_c_flags, extra_c_objs): New variables. 4198 * Makefile.in (EXTRA_C_OBJS): New variable. 4199 (INTERNAL_CFLAGS): Add @extra_c_flags@. 4200 (C_OBJS): Add $(EXTRA_C_OBJS). 4201 * c-lex.c (generally): Replace getc and ungetc by macros GETC and 4202 UNGETC. Avoid explicit references to finput. 4203 (yy_get_token): New function, that calls cpp_get_token. 4204 (init_parse): New function - calls init_lex. 4205 (finish_parse): New function (called by compile_file). 4206 (GET_DIRECTIVE_LINE): New macro wrapper replaces get_directive_line. 4207 (lang_init): Don't check_newline - already know main_input_filename. 4208 (handle_sysv_pragma): Remove FILE* parameter. 4209 * toplev.c (finput): Remove #if USE_CPPLIB. 4210 (compile_file): #if USE_CPPLIB don't open input file here, 4211 do it in cpp_start_read. Call init_parse instead of init_lex. 4212 At end, call finish_parse instead of fclose(finput). 4213 4214Mon Jul 28 15:48:29 1997 Brendan Kehoe <brendan@cygnus.com> 4215 4216 * integrate.c (expand_inline_function): Use xmalloc instead of 4217 alloca for the LABEL_MAP. 4218 (save_for_inline_copying): Likewise. 4219 4220Mon Jul 28 11:22:16 1997 Jason Merrill <jason@yorick.cygnus.com> 4221 4222 * toplev.c (compile_file): Also emit any deferred TREE_PUBLIC inlines. 4223 (rest_of_compilation): Use decl_printable_name instead of DECL_NAME 4224 to identify functions in the RTL dump files. 4225 4226 * dwarf2out.c (add_location_or_const_value_attribute): 4227 leaf_renumber_regs_insn. Also eliminate_regs here. 4228 (add_AT_location_description): Not here. Don't emit anything 4229 for a variable that has been optimized away. 4230 (add_const_value_attribute): Likewise. 4231 4232 * dwarfout.c (location_or_const_value_attribute): 4233 leaf_renumber_regs_insn. Also eliminate_regs here. 4234 (location_attribute): Not here. 4235 4236 * stor-layout.c (layout_type): Fix ancient code to match ancient 4237 comment. Use mode of field for one-field structs. 4238 4239Sun Jul 27 12:09:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4240 4241 * function.c (put_var_into_stack, trampoline_address): Treat 4242 inline_function_decl like current_function_decl. 4243 * expr.c (expand_expr, case LABEL_DECL): Likewise. 4244 (expand_expr, case SAVE_EXPR): Handle top-level SAVE_EXPR by 4245 moving into current function; abort if in incorrect context. 4246 * fold-const.c (fold_range_test, fold): Avoid making SAVE_EXPR 4247 if at top level. 4248 4249 * dwarfout.c (ASM_OUTPUT_SOURCE_FILENAME): Delete default value. 4250 4251 * alpha.h (TARGET_SWITCHES): Add -mno-byte. 4252 4253 * expr.c (get_inner_unaligned_p): Deleted. 4254 (expand_assignment): Remove special-case of constant array. 4255 (expand_expr, case ARRAY_REF): Likewise, and clean up remaining code. 4256 4257 * explow.c (probe_stack_range): Do probing with loop if more 4258 than a small number. 4259 4260Fri Jul 25 15:42:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 4261 4262 * configure.in: Finish fixing calculation if default thread 4263 support is enabled. 4264 4265Fri Jul 25 15:30:09 1997 Doug Evans <dje@cygnus.com> 4266 4267 * Makefile.in (native): Depend on config.h. 4268 (gcc.o): Depend on Makefile, not config.status. 4269 4270Fri Jul 25 10:56:50 1997 Jeffrey A Law (law@cygnus.com) 4271 4272 * pa.c (pa_reorg): If TARGET_BIG_SWITCH, then do not explode 4273 ADDR_VEC insns. Slightly rework code which explodes ADDR_VEC 4274 insns. 4275 * pa.h (TARGET_BIG_SWITCH): Define. 4276 (TARGET_SWITCHES): Add "big-switch" and "no-big-switch". 4277 (CASE_VECTOR_MODE): Use TI or DI depending on TARGET_BIG_SWITCH. 4278 (CASE_DROPS_THROUGH): Remove definition. 4279 (ASM_OUTPUT_ADDR_VEC_ELT): Rewrite to handle TARGET_BIG_SWITCH. 4280 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. 4281 * pa.md (casesi): Rework to avoid some potential long branch 4282 problems (also makes generated code faster!). Handle 4283 TARGET_BIG_SWITCH. 4284 (casesi0): Corresponding changes. 4285 4286Fri Jul 25 08:36:47 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4287 4288 * calls.c: (expand_call): If -fstack-check and temp needed 4289 for arg is too large, use alloca. 4290 * expr.c (expand_expr, case MODIFY_EXPR): Don't preexpand calls 4291 if LHS is an indirect via a constant pointer. 4292 4293Thu Jul 24 21:49:11 1997 Pat Rankin <rankin@eql.caltech.edu> 4294 4295 * bitmap.c (bitmap_operation): Reset CURRENT on deferred deletion. 4296 4297Wed Jul 23 23:52:14 1997 Chris Smith <csmith@convex.hp.com> 4298 4299 * convex.h (CHECK_FLOAT_VALUE): Fix OVERFLOW capitalization. 4300 4301Wed Jul 23 13:00:47 1997 Richard Earnshaw <rearnsha@cambridge.arm.com> 4302 4303 * configure.in (arm-*-netbsd*): Fix typo setting tmake_file. 4304 4305Wed Jul 23 06:39:35 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4306 4307 * configure.in (alpha*): Put quotes around MASK_GAS. 4308 4309Tue Jul 22 15:24:45 1997 Brendan Kehoe <brendan@cygnus.com> 4310 4311 * tree.c (array_type_nelts): Make sure the domain of TYPE is set 4312 before we try to use it. 4313 4314Tue Jul 22 12:26:13 1997 Doug Evans <dje@cygnus.com> 4315 4316 * sparc.c (gen_v9_scc): Handle early clobber of result. 4317 * sparc.md (seqdi_special): Don't clobber %xcc. 4318 (snedi_special, seqdi_special_trunc, snedi_special_trunc): Likewise. 4319 (snedi_zero, neg_snedi_zero, seqdi_zero, neg_seqdi_zero): Likewise. 4320 (snedi_zero_trunc, seqdi_zero_trunc): Likewise. Renamed from ..._sp64. 4321 (snedi_zero_trunc_sp32, seqdi_zero_trunc_sp32): Delete. 4322 4323 * Makefile.in (Makefile): Pass xmake_file, tmake_file to 4324 configure.frag 4325 (distclean): Delete Make-host, Make-target. 4326 * configure.in (host_overrides): Set to Make-host. 4327 (dep_host_xmakefile): Loop over all elements in host_make_file. 4328 (target_overrides): Set to Make-target. 4329 (dep_tmake_file): Loop over all elements in tmake_file. 4330 (configure.frag): Pass dep_host_xmake_file, dep_tmake_file. 4331 * configure.frag: New arguments xmake_files, tmake_files. 4332 Build Make-host, Make-target. 4333 4334Mon Jul 21 23:17:44 1997 Paul Eggert <eggert@twinsun.com> 4335 4336 * objc/Make-lang.in, objc/Makefile.in: Comment out lines containing 4337 just formfeeds. 4338 4339Mon Jul 21 14:05:46 1997 Doug Evans <dje@cygnus.com> 4340 4341 * Makefile.in (Makefile): Depend on config.status instead 4342 of configure. 4343 (config.status): Depend on configure. Run config.status --recheck 4344 if out of date. 4345 (cstamp-h.in): Use echo instead of touch. 4346 4347 * reload1.c (reload_cse_mem_conflict_p): Restore handling of 4348 (mem:BLK const0_rtx) meaning all memory is clobbered. 4349 4350Mon Jul 21 06:20:10 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 4351 4352 * m68k.md (iorsi_zexthi_ashl16): Mark output operand as earlyclobber. 4353 4354Sun Jul 20 06:11:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4355 4356 * configure.in (alpha*-*-*): Set cpu_type to alpha. 4357 Change "alpha-" to "alpha*-" in all entries. 4358 Set target_cpu_default for ev5 and ev56 systems. 4359 Use symbolic names for target_cpu_default. 4360 * alpha.c (override_options): Set default for alpha_cpu 4361 from TARGET_CPU_DEFAULT. 4362 * alpha.h (MASK_CPU_EV5): New macro. 4363 4364 * tree.c (contains_placeholder_p): Call contains_this_placeholder_p. 4365 (contains_this_placeholder_p): Renamed from contains_placeholder_p. 4366 Added new arg, PL. 4367 Rework to make more consistent, check more codes, and avoid 4368 undefined fields. 4369 * expr.c (expand_expr, case PLACEHOLDER_EXPR): Pick outermost 4370 object in placeholder_list of right type without a PLACEHOLDER_EXPR. 4371 4372Sat Jul 19 18:00:01 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4373 4374 * alpha.c (override_options): Allow processor of ev56 or 21164a. 4375 (input_operand, case MEM): Correct test involving TARGET_BYTE_OPS. 4376 * alpha.h (SECONDARY_{IN,OUT}PUT_RELOAD_CLASS): Don't need for 4377 QImode or HImode if TARGET_BYTE_OPS. 4378 (ASM_FILE_START): Write a .arch directive. 4379 (STACK_CHECK_BUILTIN): New macro. 4380 * alpha.md ({zero_,}extend[qh]i[dsh]i2): Rework TARGET_BYTE_OPS cases. 4381 (mov[hq]i): Likewise. 4382 (extend[qh]i[hsd]i2x): Add missing cases and fix typo in constraint. 4383 (reload_{in,out}[qh]i): Disable for TARGET_BYTE_OPS. 4384 4385Fri Jul 18 23:24:57 1997 Jason Merrill <jason@yorick.cygnus.com> 4386 4387 * varasm.c (make_decl_rtl): Don't use ASM_FORMAT_PRIVATE_NAME for 4388 local decls with TREE_PUBLIC set. 4389 (bc_make_decl_rtl): Likewise. 4390 4391Fri Jul 18 22:16:28 1997 Doug Evans <dje@cygnus.com> 4392 4393 * configure.in: Invoke AC_CONFIG_HEADER. 4394 Check for string.h, strings.h, stdlib.h, time.h, unistd.h. 4395 Check for whether malloc/realloc/free need to be declared. 4396 (links): Rename config.h to config2.h. 4397 (AC_OUTPUT): Create cstamp-h. 4398 * Makefile.in (config.in,cstamp-h.in): Add rules for. 4399 (config.h,cstamp-h): Add rules for. 4400 (distclean): Delete config2.h, cstamp-h. 4401 (ALL_CFLAGS): Add @DEFS@. 4402 * aclocal.m4, acconfig.h: New files. 4403 4404 * Makefile.in (distclean): Delete Make-host, Make-target. 4405 * configure.in (host_overrides): Set to host_xmake_file, don't create 4406 Make-host. 4407 (target_overrides): Set to tmake_file, don't create Make-target. 4408 (language subdir support): Keep together. 4409 4410 * c-decl.c (duplicate_decls): Set DECL_ABSTRACT_ORIGIN to olddecl 4411 if inline function and not new definition. 4412 4413 * configure.in: Don't loop trying to configure language subdirs. 4414 Don't pass to configure.lang variables it doesn't use. 4415 * configure.lang: Delete top level directory from loop. 4416 Delete code not useful for language subdirs. 4417 4418Fri Jul 18 08:12:53 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 4419 4420 * toplev.c (rest_of_compilation): Call reload_cse_regs here. 4421 * reload1.c (reload): Don't call it here. 4422 (reload_cse_mem_conflict_p): Remove MEM_OFFSET and MEM_MODE args. 4423 (reload_cse_mem_conflict_p, case MEM): Call anti_dependence. 4424 (reload_cse_invalidate_mem): Update call to reload_cse_mem_conflict_p. 4425 (reload_cse_regs): No longer static. 4426 Call init_alias_analysis. 4427 Ignore CLOBBER in a PARALLEL. 4428 4429Fri Jul 18 06:44:22 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 4430 4431 * objc/Make-lang.in (objc-headers): Fix command for the new build 4432 directory layout, don't pass srcdir variable. 4433 * objc/Makefile.in (copy-headers): Use $(srcdir) from this 4434 makefile, not the parent's. 4435 4436Thu Jul 17 16:03:03 1997 Doug Evans <dje@cygnus.com> 4437 4438 * configure.lang (EXTRA_HEADERS,EXTRA_PASSES,EXTRA_PARTS): Delete. 4439 (EXTRA_PROGRAMS,EXTRA_OBJS,EXTRA_GCC_OBJS,MD_DEPS): Delete. 4440 (version) Delete duplicate entry. 4441 * configure.in (merged_frags): Delete unused variable. 4442 (extra_headers_list): Move setting outside of subdir loop. 4443 (extra_headers,extra_passes): Don't pass to configure.lang. 4444 (extra_programs,extra_parts,extra_objs): Likewise. 4445 (host_extra_gcc_objs,gxx_include_dir,md_cppflags): Likewise. 4446 4447Thu Jul 17 07:00:43 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4448 4449 * expr.h (STACK_CHECK_*): Provide default values. 4450 (probe_stack_range): New declaration. 4451 * flags.h (flag_stack_check): Likewise. 4452 * explow.c (allocate_dynamic_stack_space): Call probe_stack_range. 4453 (emit_stack_probe, probe_stack_range): New functions. 4454 * function.c (expand_function_end): If function is non-leaf and stack 4455 checking is requested, emit needed probes. 4456 * reload1.c (reload): If checking stack, verify frame small enough. 4457 * stmt.c (expand_decl): If stack checking, use alloca for large vars. 4458 * toplev.c (flag_stack_check): New variable. 4459 (f_options): Add "stack-check". 4460 4461 * reorg.c (mark_target_live_regs): Pass FIRST_PSEUDO_REGISTER to 4462 call to EXECUTE_IF_SET_IN_REG_SET. 4463 4464Wed Jul 16 14:51:00 1997 Jason Merrill <jason@yorick.cygnus.com> 4465 4466 * i960.h (ASM_OUTPUT_ALIGNED_BSS): Define. 4467 (ASM_OUTPUT_ALIGNED_LOCAL): Use standard method to convert ALIGN 4468 to power-of-two of bytes. 4469 4470 * sparc.h (ASM_OUTPUT_ALIGNED_BSS): Define. 4471 * sparc/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Undef before definition. 4472 4473Wed Jul 16 14:34:09 1997 Klaus Espenlaub (kespenla@hydra.informatik.uni-ulm.de) 4474 4475 * calls.c (emit_library_call_value): Initialize all argvec elements. 4476 4477Wed Jul 16 14:31:39 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4478 4479 * global.c (global_conflicts): Pass FIRST_PSEUDO_REGISTER to 4480 call to EXECUTE_IF_SET_IN_REG_SET. 4481 4482Wed Jul 16 10:57:03 1997 Richard Earnshaw (rearnsha@cambridge.arm.com) 4483 4484 * From Rob Black (r.black@ic.ac.uk) and Mark Brinicombe 4485 (amb@physig.ph.kcl.ac.uk): 4486 * configure.in (arm-*-netbsd*): New configuration. 4487 * arm/netbsd.h, arm/t-netbsd, arm/xm-netbsd.h: New files. 4488 4489Wed Jul 16 10:57:03 1997 Richard Earnshaw (rearnsha@cambridge.arm.com) 4490 4491 * arm.c (tune_flags): New variable. 4492 (target_{cpu,fpe}_name): Delete. 4493 (arm_fpu_arch): New variable. 4494 (arm_select): Also allow -march=... to configure just the 4495 architecture. 4496 (all_procs): Allow armv{2,2a,3,3m,4,4t} for use with -march=. 4497 (arm_override_options): Handle -march=, but don't let -mcpu= 4498 and -mtune= match the architecture names, since we can only 4499 tune for an implementation. Rework selection of tuning options 4500 for floating point. 4501 (use_return_insn): Support interworking with Thumb code. 4502 (arm_rtx_costs): Rework multiply costs so that cost is based on 4503 the tune, not the architecture. 4504 (f_register_operand): New function. 4505 (output_return_instruction): Support interworking with Thumb code. 4506 (output_func_epilogue): Support interworking with Thumb code. 4507 Remove redundant calculation of code_size. Use floating-point 4508 load-multiples if permitted. 4509 (emit_sfm): New function. 4510 (arm_expand_prologue): Use floating-point store-multiples if 4511 permitted. 4512 4513 * arm.h (CPP_CPU_ARCH_SPEC): Handle -march=... 4514 (TARGET_OPTIONS): Add arch= and fp=. Delete fpe=. 4515 (enum processor_type): Add PROCESSOR_NONE, for use in all_procs table. 4516 (FP_DEFAULT): Default floating point architecture for generic 4517 back-end. 4518 (PREDICATE_CODES): Add f_register_operand. 4519 4520 * arm.md (*push_fp_multi): New pattern. 4521 4522 4523Tue Jul 15 22:08:47 1997 Jim Wilson <wilson@cygnus.com> 4524 4525 * Makefile.in (exeext): Set to build_exeext not exeext. 4526 * configure.in (exeext): Delete redundant set and AC_SUBST call. 4527 Change remaining AC_SUBST to use build_exeext instead of exeext. 4528 4529Tue Jul 15 15:48:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 4530 4531 * configure.in: Fix calculation if default thread support is enabled. 4532 4533Tue Jul 15 13:38:46 1997 Mike Meissner <meissner@cygnus.com> 4534 4535 * rtl.h (replace_regs): Declare. 4536 4537Mon Jul 14 16:18:19 1997 Jason Merrill <jason@yorick.cygnus.com> 4538 4539 * i960.h (ASM_OUTPUT_MI_THUNK): Define. 4540 4541 * dwarf2out.c (gen_subprogram_die): Remove unreachable and redundant 4542 code. 4543 4544Mon Jul 14 14:22:45 1997 Jeffrey A Law (law@cygnus.com) 4545 4546 * calls.c (emit_library_call): Use right index into argvec array 4547 when iterating over arguments which need to be pushed on the stack. 4548 (emit_library_call_value): Likewise. 4549 4550Mon Jul 14 08:17:41 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4551 4552 * gcc.c (convert_filename): Fix typo. 4553 4554Mon Jul 14 08:10:12 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 4555 4556 * configure.in: Clear headers and lib2funcs before re-reading 4557 config-lang.in. 4558 4559 * m68k/linux.h (LINK_SPEC): Fix last change. 4560 4561Mon Jul 14 08:03:38 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 4562 4563 * configure.in (sparc-*-linux-gnu{*,libc1*}): Add sparc/t-linux. 4564 * sparc/t-linux: New file. 4565 4566 * alpha/elf.h (LINK_SPEC): Fix typo. 4567 * configure.in (alpha-*-linux-gnu*): Set tmake_file. 4568 * alpha/t-linux: New file. 4569 4570Mon Jul 14 07:41:37 1997 Philippe De Muyter <phdm@info.ucl.ac.be> 4571 4572 * m68k.c (output_{and,ior,xor}si3): New functions from patterns bodies. 4573 * m68k.h (output_{and,ior,xor}si3): New extern declarations. 4574 * m68k.md (adddi3, subdi3): Allow constant operand. 4575 (anddi3, iordi3, xordi3): New patterns. 4576 ({and,ior,xor}si3_internal): Use corresponding output_???si3 function. 4577 4578Mon Jul 14 07:33:11 1997 Fila Kolodny <fila@ibi.com> 4579 4580 * configure.in (*-*-gnu*): Add crt{begin,end}S.o to extra_parts. 4581 4582Mon Jul 14 07:26:36 1997 Craig Burley <burley@gnu.ai.mit.edu> 4583 4584 * varasm.c (assemble_variable): If low part of size 4585 doesn't fit in an int, variable is too large. 4586 4587Mon Jul 14 06:51:37 1997 Mike Meissner <meissner@cygnus.com> 4588 4589 * bitmap.{h,c}: New files. 4590 * Makefile.in (OBJS): Add bitmap.o. 4591 (BASIC_BLOCK_H): New make variable for basic-block.h, bitmap.h. 4592 ({flow,combine,regclass,local-alloc,reload1,reorg,sched}.o): Use 4593 BASIC_BLOCK_H variable instead of basic-block.h. 4594 * basic-block.h (*REG_SET): Delete old implementation; use bitmap.h. 4595 (regset_{size,bytes}): Delete. 4596 (regs_live_at_setjmp): Declare. 4597 (EXECUTE_IF_SET_AND_RESET_IN_REG_SET): Delete. 4598 * flow.c (init_regset_vector): Make global; don't take basic block 4599 times # of pseduos as argument. 4600 (life_analysis): Change all init_regset_vector calls. 4601 Use free_regset_vector to release arrays only flow uses at end. 4602 (allocate_for_life_analysis): Change init_regset_vector call. 4603 Don't set regset_{size,bytes}. 4604 (free_regset_vector): Call FREE_REG_SET to release any 4605 memory allocated by each vector. 4606 (propagate_block): Call FREE_REG_SET on dead/live. 4607 (mark_used_regs): Don't use REGSET_ELT_TYPE anymore. 4608 * output.h (allocate_for_life_analysis): Add declaration. 4609 (regno_uninitialized, regno_clobbered_at_setjmp): Likewise. 4610 (dump_flow_info, flow_analysis): Likewise. 4611 * regclass.c (init_reg_sets): Invoke INIT_ONCE_REG_SET. 4612 (allocate_reg_info): Invoke MAX_REGNO_REG_SET. 4613 (regset_release_memory): Free basic_block_live_at_start storage. 4614 * reorg.c (mark_target_live_regs): Delete unused variables. 4615 * sched.c (schedule_block): Free space associated with 4616 reg_pending_sets and old_live_regs. 4617 (schedule_insns): Free bb_{dead,live}_regs on first pass. 4618 (sched_analyze_insn): Use EXECUTE_IF_SET_IN_REG_SET and then clear. 4619 * toplev.c (rest_of_compilation): Call regset_release_memory. 4620 4621Mon Jul 14 00:14:13 1997 Jason Merrill <jason@yorick.cygnus.com> 4622 4623 * toplev.c (main): Prefer DWARF 2 or stabs with -ggdb. 4624 * ns32k/tek6000.h (PREFERRED_DEBUGGING_TYPE): DBX_DEBUG. 4625 * alpha.h (PREFERRED_DEBUGGING_TYPE): SDB_DEBUG. 4626 * mips.h (PREFERRED_DEBUGGING_TYPE): SDB_DEBUG. 4627 4628Sun Jul 13 15:11:08 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4629 4630 * stupid.c (stupid_mark_refs): If setting reg set only in this 4631 insn and not referenced, make REG_UNUSED note. 4632 4633Sun Jul 13 14:03:19 1997 Michael Meissner <meissner@cygnus.com> 4634 4635 * gcc.c (process_command): If -save-temps and -pipe were specified 4636 together, don't do -pipe. 4637 4638Sun Jul 13 12:27:03 1997 Doug Evans <dje@cygnus.com> 4639 4640 * gcc.c (main): Handle blank in version_string when comparing 4641 with compiler_version. 4642 4643Sat Jul 12 01:53:55 1997 Jason Merrill <jason@yorick.cygnus.com> 4644 4645 * sparc.c (output_function_prologue): Fix offset from CFA. 4646 (sparc_flat_output_function_prologue): Likewise. 4647 4648Fri Jul 11 09:49:15 1997 Jeffrey A Law (law@cygnus.com) 4649 4650 * mips.c (epilogue_reg_mentioned_p): Delete unused function. 4651 (mips_epilogue_delay_slots): Likewise. 4652 (function_epilogue): Greatly simplify. 4653 (mips_expand_epilogue): If we have a null prologue/epilogue, 4654 then use a normal return insn. Emit blockage insns before 4655 stack pointer adjustments. 4656 (mips_can_use_return_insn): Renamed from simple_epilogue_p. All 4657 callers changed. Do not use return insns if $31 is live in the 4658 function or if generating profiling information. 4659 * mips.h (DELAY_SLOTS_FOR_EPILOGUE): Delete. 4660 (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise. 4661 * mips.md (return): Remove expander and change the pattern to 4662 look like a standard "return" insn. 4663 (return_internal): Show use of $31 explictly. 4664 (epilogue expander): Enable. 4665 4666Thu Jul 10 13:04:53 1997 Doug Evans <dje@cygnus.com> 4667 4668 * cccp.c (INO_T_EQ): Return 0 for MSDOS. 4669 4670 * Makefile.in (CC): Use autoconf value. 4671 4672Tue Jul 8 18:08:00 1997 Jim Wilson <wilson@cygnus.com> 4673 4674 * dwarf2out.c (gen_subprogram_die): When handling declarations, test 4675 DECL_CONTEXT not decl_class_context before equate_decl_number_to_die. 4676 4677Tue Jul 8 16:47:13 1997 Michael Meissner <meissner@cygnus.com> 4678 4679 * rs6000.md (movsi define_split): Use unsigned HOST_WIDE_INT, 4680 not unsigned. 4681 4682Sat Jul 7 00:01:41 1997 Jim Meyering <meyering@eng.ascend.com> 4683 4684 * i386/t-sol2 (crt[1in].o): Also depend on $(GCC_PASSES). 4685 4686Fri Jul 4 11:45:39 1997 Jason Merrill <jason@yorick.cygnus.com> 4687 4688 * dwarf2out.c (DWARF_CIE_HEADER_SIZE, DWARF_FDE_HEADER_SIZE, 4689 size_of_cfi, size_of_fde, calc_fde_sizes, next_fde_offset, 4690 cie_size): Lose. 4691 (ASM_OUTPUT_DWARF_STRING): Move earlier. 4692 (INCOMING_FRAME_SP_OFFSET): Provide default. 4693 (initial_return_save): Adjust for CFA offset. 4694 (dwarf2out_frame_debug): Lookup initial CFA offset when setting up. 4695 (output_call_frame_info): Use label subtraction for length fields. 4696 Add pointer to exception region information in for_eh case. 4697 (dwarf2out_do_frame): New fn. 4698 (dwarf2out_frame_init): Use INCOMING_FRAME_SP_OFFSET. 4699 (dwarf2out_frame_finish): Don't bother emitting .debug_frame for 4700 non-Irix targets. Just emit .eh_frame. 4701 (output_die): Refer to an FDE with label subtraction. 4702 * i386.h (INCOMING_FRAME_SP_OFFSET): Define. 4703 * defaults.h (DWARF2_UNWIND_INFO): Define if 4704 INCOMING_RETURN_ADDR_RTX is provided. 4705 * final.c (final): Don't call dwarf2out_frame_debug unless we are 4706 doing dwarf 2. 4707 4708Thu Jul 3 17:37:52 1997 Jim Wilson <wilson@cygnus.com> 4709 4710 * fp-bit.c (unpack_d): Check fraction not sign to distinquish QNaN. 4711 4712Wed Jul 2 09:48:03 1997 Michael Meissner <meissner@cygnus.com> 4713 4714 * loop.c (strength_reduce): Make sure register does not exceed the 4715 table size when looking up the last UID. 4716 4717Wed Jul 2 07:47:44 1997 Nick Burrett <n.a.burrett@btinternet.com> 4718 4719 * genoutput.c (process_template): Place increment expression 4720 outside of putchar function call. 4721 4722Wed Jul 2 06:56:52 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 4723 4724 * sparc/linux.h (LIBGCC_SPEC): Removed. 4725 (CC1_SPEC): Add %{profile:-p}. 4726 ({CPP,LIB,LINK}_SPEC): Choose glibc 1 or 2 depending on USE_GNULIBC_1. 4727 * configure.in (sparc-*-linux-gnulibc1*): New configuration. 4728 4729 * configure.in (powerpc-*-linuxgnu*): Default thread_file is posix. 4730 Set xmake_file to x-linux. Add extra_parts. 4731 * rs6000/linux.h (LINK_SPEC): Defined. 4732 4733 * m68k/linux.h (LINK_SPEC): Pass -shared for -shared. 4734 ({CPP,LINK}_SPEC): Choose for glibc 1 or 2 depending on USE_GNULIBC_1. 4735 * configure.in (m68k-*-linux-gnu*): Default thread_file is `posix'. 4736 (m68k-*-linux-gnulibc1): New configuration. 4737 4738 * alpha/elf.h (LINK_SPEC): Change ld-gnu.so.1 to ld-linux.so.2. 4739 * configure.in (alpha-*-linux-gnu*): Default thread_file is `posix'. 4740 4741Wed Jul 2 06:12:37 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4742 4743 * alpha.md (divsi3, modsi3, udivsi3): Comment out. 4744 (extendsfsd2_no_tp): Add alternative with output in MEM, input in REG. 4745 4746 * configure.in (*-linux*): Add "-gnu" to names to match. 4747 4748 * libgcc2.c (_trampoline): Add stdcall attribute to VirtualProtect 4749 on i386. 4750 4751 * objc/objc.gperf: Renamed from gperf. 4752 4753Wed Jul 2 05:42:19 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 4754 4755 * objc/Make-lang.in ($(srcdir)/objc/objc-parse.c): Fix command 4756 to use the right file names. 4757 4758Tue Jul 1 23:25:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 4759 4760 * reorg.c (redundant_insn): If INSN or possible match has REG_UNUSED 4761 note, don't have match. 4762 4763Tue Jul 1 18:36:24 1997 Doug Evans <dje@cygnus.com> 4764 4765 * mips.c (mips_output_external): Don't output .extern's for 4766 variables in user specified sections unless they're .sbss/.sdata. 4767 4768Tue Jul 1 18:30:26 1997 Jim Wilson <wilson@cygnus.com> 4769 4770 * cse.c (find_best_addr): Add missing rtx_cost arguments. 4771 4772 * fp-bit.c (float_to_usi): Move code for negative numbers before code 4773 for infinity. Modify infinty code to only handle positive infinities. 4774 4775Tue Jul 1 11:16:41 1997 Robert Lipe <robertl@dgii.com> 4776 4777 * fixinc.sco: Restore pwd after copy. 4778 Convert declaration of abs in math.h to prototype. 4779 Fix static functions in sys/stat.h for C++. 4780 4781Tue Jul 1 10:55:47 1997 Michael Meissner <meissner@cygnus.com> 4782 4783 * rs6000.md ({add,ior,xor}si3): Change to use define_expand wrapper 4784 and split add/ior/xor of large constants early. 4785 (andsi3): Remove 6/29 code to do and of large constants. 4786 (nor, nand, eqv, maskir): Add names to all logical define_insns. 4787 4788Tue Jul 1 09:03:35 1997 Jeffrey A Law (law@cygnus.com) 4789 4790 * h8300.h (BIGGEST_FIELD_ALIGNMENT): Remove definition. 4791 * mips.h (BIGGEST_FIELD_ALIGNMENT): Likewise. 4792 4793Mon Jun 30 14:58:00 1997 Jeffrey A Law (law@cygnus.com) 4794 4795 * sh.c (sh_expand_epilogue): Emit blockage insn before cutting 4796 back stack. 4797 4798Sun Jun 29 11:27:07 1997 Michael Meissner <meissner@cygnus.com> 4799 4800 * rs6000.h (TARGET_FLAGS): Add -m{,no-}update to suppress 4801 creating load/store with update instructions, and also 4802 -m{,no-}fused-madd to suppress the generation of fused add and 4803 multiply instructions. Move debug flags to TARGET_OPTIONS. 4804 (GO_IF_LEGITIMATE_ADDRESS): Don't allow PRE_{INC,DEC} if -mno-update. 4805 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto. 4806 (rs6000_debug_{name,stack,arg}): Add declarations. 4807 (toc_initialized): Likewise. 4808 (got_no_const_operand): Likewise. 4809 (PREDICATE_CODES): Add got_no_const_operand. 4810 (toc_section): Make toc_initialized a global. 4811 (RTX_COSTS): Set appropriate costs for add, logical operators that 4812 are really two instructions. 4813 4814 * rs6000.c (rs6000_debug_{name,stack,arg}): Add definitions. 4815 (rs6000_override_options): Process debug flags. 4816 (toc_initialized): Global to say toc initialized. 4817 (small_data_operand): Use #if TARGET_ELF, not #ifdef TARGET_SDATA. 4818 (rs6000_init_expanders): Likewise. 4819 (SMALL_DATA_RELOC): Likewise. 4820 (got_no_const_operand): Recognize SYMBOL_REF and LABEL_REF. 4821 (rs6000_makes_calls): System V profiling doesn't count as a call. 4822 (rs6000_stack_info): Likewise. 4823 (rs6000_output_load_toc_table): Take register number argument to 4824 determine register to load. Generate correct code if more than 4825 one toc table is done in System V due to profiling or non-local 4826 gotos. If System V toc is not initialized, initialize it now. 4827 (rs6000_allocate_stack_space): Move code from output_prolog to 4828 allocate stack space. Take -mno-update into account. 4829 (output_prolog): Call rs6000_allocate_stack_space. Only set 4830 rs6000_pic_func_labelno if not profiling. 4831 (output_function_profiler): Implement System V profiling. 4832 (and_operand): Don't call reg_or_short_operand. 4833 (rs6000_finalize_pic): If not optimizing, insert a USE of the GOT 4834 register as the last insn. 4835 4836 * rs6000.md (load/store update): Take -mno-update into account. 4837 If -msoft-float, support SF load/store with update to GPR regs. 4838 (allocate_stack): Take -mno-update into account. 4839 (add/subtract + multiply instructions): Take -mno-fused-madd into 4840 account. 4841 (nonlocal_goto_receiver): Specify register # to load. 4842 ({add,and,ior,xor}si3): Recognize operation done with full 32 bit 4843 constant, splitting latter if need be. 4844 (andsi3 define_split): Fix up splitting andsi3 of large constant. 4845 ({ior,xor}si3 define_split): Use GEN_INT to create integer rtx 4846 values. 4847 (movsi_got{,_internal}): Split the load of a CONST into load of 4848 the SYMBOL_REF/LABEL_REF and an add. 4849 (movsi): Know that addsi3 can handle large values now for NT. 4850 4851 * sysv4.h (TARGET_SDATA): Remove explicit bit for -msdata. 4852 (SUBTARGET_OVERRIDE_OPTIONS): Likewise. 4853 (ASM_OUTPUT_ALIGNED_LOCAL): Likewise. 4854 (SUBTARGET_SWITCHES): Indicate -m{,no-}sdata doesn't set any flags. 4855 (ASM_SPEC): Only pass -m{,no-}reg-names if assembling .s/.S files. 4856 (CC1_SPEC): If -msdata, invoke compiler with -msdata=default. 4857 (PROFILE_BEFORE_PROLOGUE): Likewise. 4858 (RS6000_MCOUNT): Define as "_mcount". 4859 (toc_section): Make toc_initialized a global. 4860 4861Fri Jun 27 19:01:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 4862 4863 * config/t-linux-gnulibc1: New file. 4864 * configure.in (i[3456]86-*-linux*): Default thread_file is `posix'. 4865 (i[3456]86-*-linux*gnulibc1): New case. 4866 * config/linux.h (LIB_SPEC): Choose for glibc 1 or 2 depending 4867 on USE_GNULIBC_1. 4868 * i386/linux.h (CPP_SPEC, LINK_SPEC): Likewise. 4869 4870Fri Jun 27 19:00:52 1997 Ralf Baechle <ralf@waldorf-gmbh.de> 4871 4872 * config/linux.h (PREFERRED_DEBUGGING_TYPE): Undefine before define. 4873 4874Fri Jun 27 18:35:04 1997 Alan Modra <alan@spri.levels.unisa.edu.au> 4875 4876 * configure.in: Clean up Make-{host,target,hooks} in all 4877 subdirs, not just '.'. 4878 * Makefile.in (distclean): Delete */Make-{host,target,lang,hooks}. 4879 4880Fri Jun 27 18:27:11 1997 Fila Kolodny <fila@ibi.com> 4881 4882 * config/xm-gnu.h (fcntl.h): Only include if not building libgcc.a. 4883 4884Fri Jun 27 18:17:44 1997 Doug Evans <dje@cygnus.com> 4885 4886 * configure.frag: Rewrite. 4887 4888 * objc/Make-lang.in (OBJC_CCOMMON): Object files don't go in srcdir. 4889 (OBJC_OBJS): Likewise. 4890 (OBJC_O): Likewise. 4891 (objc-parse.o, objc-act.o): Fix rules. 4892 (objc/libobjc files): Fix rules. 4893 4894Fri Jun 27 13:23:38 1997 Andrew Cagney <cagney@tpgi.com.au> 4895 4896 * fp-bit.c (float_to_si): Correct return value when Inf. 4897 4898Fri Jun 27 10:47:09 1997 Scott Christley <scottc@net-community.com> 4899 4900 * Makefile.in (DLLTOOL): Define. 4901 * objc/Make-lang.in (libobjc_entry.o, libobjc_s.a, libobjc.dll): 4902 New targets. 4903 (objc.install-normal): Install Objective-C runtime as a DLL. 4904 (objc.mostlyclean): Clean up files used to build DLL. 4905 * objc/libobjc.def: New file. 4906 * objc/libobjc_entry.c: New file. 4907 4908 * objc/sendmsg.c (search_for_method_in_list): No longer static. 4909 4910 * Makefile.in (GCC_THREAD_FILE): Renamed from OBJC_THREAD_FILE. 4911 * configure.lang (GCC_THREAD_FILE): Likewise. 4912 * configure.in (--enable-threads): New parameter. 4913 * objc/Make-lang.in (OBJC_THREAD_FILE): New definition.e 4914 * objc/config-lang.in: Print message about ObjC thread file. 4915 4916 * cccp.c (INO_T_EQ): Define for Win32 but not Cygwin32. 4917 * i386/mingw32.h: New file. 4918 * i386/xm-mingw32.h: New file. 4919 * configure.in (i[3456]86-*-mingw32): New target. 4920 * protoize.c (link): Eliminate definition on Win32. 4921 4922 * objc/thr-posix.c (__objc_thread_yield): Use sched_yield instead. 4923 4924Fri Jun 27 10:36:41 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 4925 4926 * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS): 4927 Round up when calculating possible end address. 4928 4929Wed Jun 25 19:54:29 1997 Jim Wilson <wilson@cygnus.com> 4930 4931 * unroll.c (final_giv_value): Verify that bl->initial_value is 4932 invariant before trying to use it. 4933 4934Wed Jun 25 18:13:05 1997 Michael Meissner <meissner@cygnus.com> 4935 4936 * rs6000/sysv4.h (WCHAR_TYPE{,_SIZE}): Make wchar_t long as per 4937 ABI spec. 4938 4939Wed Jun 25 16:56:16 1997 Jason Merrill <jason@yorick.cygnus.com> 4940 4941 * sparc.h (INCOMING_RETURN_ADDR_RTX): Define. 4942 (DBX_REGISTER_NUMBER): Fix frame pointer regno for -mflat. 4943 * sol2.h (DBX_REGISTER_NUMBER): Likewise. 4944 * sparc.c (save_regs): Emit dwarf2 frame debug info. 4945 (output_function_prologue, sparc_flat_save_restore, 4946 sparc_flat_output_function_prologue): Likewise. 4947 4948 * dwarf2.h (enum dwarf_call_frame_info): Add DW_CFA_GNU_window_save. 4949 * dwarf2out.c (dwarf_cfi_name, output_cfi): Support it. 4950 (dwarf2out_cfi_label): Make non-static. 4951 (initial_return_save): Support PLUS. 4952 (dwarf2out_window_save, dwarf2out_return_save, 4953 dwarf2out_return_reg): New fns. 4954 4955 * dwarf2out.c (SECTION_FORMAT): Use PUSHSECTION_FORMAT, if defined. 4956 (DEBUG_INFO_SECTION): Rename from DEBUG_SECTION. 4957 (DEBUG_LINE_SECTION): Rename from LINE_SECTION. 4958 * mips/iris6.h: Likewise. 4959 4960Wed Jun 25 16:25:41 1997 Scott Christley <scottc@net-community.com> 4961 4962 * Makefile.in (GCC_PASSES): Don't define with $(exeext). 4963 * configure.in ({cc,stage_prefix}_set_by_configure): Eliminate extra 4964 comma and don't pass value to configure.lang. 4965 * objc/Make-lang.in (objc-runtime): Add objc-headers. 4966 4967 * configure.in: Execute configure.frag in a shell. 4968 4969 * configure.in (cross_overrides, build_overrides): Default to 4970 /dev/null to help platforms where sed cannot handle empty filenames. 4971 4972 * Reorganize thread implementation to make a clearly defined 4973 front-end/back-end interface. 4974 * objc/thr-{decosf1,irix,mach,os2,posix,pthreads,single}.c: Completely 4975 rework according to new interface. 4976 * objc/thr-{solaris,win32}.c: Likewise. 4977 * objc/thr.c: Likewise. 4978 * objc/thr.h: Define front-end/back-end interface functions and 4979 structures. 4980 4981Wed Jun 25 16:14:10 1997 Ovidiu Predescu <ovidiu@net-community.com> 4982 4983 * Complete implementation of +load. 4984 * objc/init.c (objc_send_load): New function. 4985 (objc_class_tree): New structure. 4986 (create_tree_of_subclasses_inherited_from): New function. 4987 (__objc_tree_insert_class): New function. 4988 (objc_tree_insert_class): New function. 4989 (objc_preorder_traverse): New function. 4990 (objc_postorder_traverse): New function. 4991 (__objc_tree_print): New function. 4992 (__objc_destroy_class_tree_node): New function. 4993 (class_is_subclass_of_class): New function. 4994 (__objc_exec_class): Allocate class tree list and load hash table. 4995 (__objc_send_message_in_list): Rewrite using hash table. 4996 (__objc_send_load): Remove calls to _objc_load_callback. 4997 (objc_send_load): Make static. Create Tree of classes resembling 4998 class hierarchy for all modules. Call __objc_send_load on all of 4999 the modules in __objc_module_list. 5000 (__objc_create_classes_tree): New function. 5001 5002 * objc/encoding.h (method_get_sizeof_arguments): Fix typo. 5003 * objc/objc-api.h (OBJC_ERR_BAD_STATE): New error code. 5004 On NeXT redefine object_copy and object_dispose to avoid 5005 a conflict with those defined in system library. 5006 * objc/selector.c (__objc_register_instance_methods_to_class): New 5007 function. 5008 * objc/runtime.h: Likewise. Add missing function prototypes. 5009 5010Wed Jun 25 15:09:01 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5011 5012 * Makefile.in (Makefile): Execute configure.frag from srcdir. 5013 5014 * Makefile.in (configure): Target is $(srcdir)/configure. 5015 5016Tue Jun 24 15:18:14 1997 Jim Wilson <wilson@cygnus.com> 5017 5018 * m68k.h (LIMIT_RELOAD_CLASS): Define. 5019 5020 * recog.c (constrain_operands): When checking earlyclobbers, use 5021 operands_match_p instead of rtx_equal_p. 5022 5023 * dwarfout.c (field_byte_offset): Check for object_offset_in_bits 5024 greater than bitpos_int and recompute object_offset_in_bytes if true. 5025 5026 * mips.md (movdi_internal): Add x/J alternative. 5027 (movdi_internal2): Add x/J alternative; change a/I to a/J. 5028 (movsi_internal1, movsi_internal2): Change x/I alternative to x/J. 5029 5030Tue Jun 24 08:49:56 1997 Jeffrey A Law (law@cygnus.com) 5031 5032 * pa.h (ASM_OUTPUT_SECTION_NAME): Fix typo. 5033 5034Mon Jun 23 22:48:00 1997 Jim Wilson <wilson@cygnus.com> 5035 5036 * unroll.c (find_splittable_givs): Set splittable_regs_updates to 5037 biv_count for reduced givs. 5038 5039Mon Jun 23 10:51:53 1997 Jeffrey A Law (law@cygnus.com) 5040 5041 * mn10200.c, mn10200.h, mn10200.md: New files for mn10200 port. 5042 * lib1funcs.asm, divmod.c, udivmod.c, udivmodsi4.c: Likewise. 5043 * t-mn10200, xm-mn10200.h, va-mn10200.h: Likewise. 5044 * Makefile.in (USER_H): Add va-mn10200.h. 5045 * varargs.h, stdarg.h: Include va-mn10200.h. 5046 * configure.in (mn10200-*-*): New target. 5047 5048Sun Jun 22 06:47:19 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 5049 5050 * combine.c (force_to_mode): Don't do anything for ASM_OPERANDS insn. 5051 5052Sun Jun 22 06:29:28 1997 J. Kean Johnston <jkj@sco.com> 5053 5054 * ginclude/stdarg.h: Protect va_list definition from SCO headers. 5055 * ginclude/varargs.h: Likewise. 5056 5057Sat Jun 21 20:56:23 1997 Scott Christley <scottc@net-community.com> 5058 5059 * Make ObjC a front-end language. 5060 * Makefile.in (LANGUAGES, COMPILERS, .PHONY, stmp-int-hdrs): Remove 5061 specific references to ObjC compiler and source files. 5062 ({mostly,dist,maintainer,}clean, install-normal): Likewise 5063 (OBJC_OBJS, OBJC, OBJECTIVE-C, cc1obj, objc-runtime): Rules deleted. 5064 (libobjc.a, sublibobjc.a, objc-parse.{o, c, y}): Rules deleted. 5065 (objc-headers, install-libobjc): Rules deleted. 5066 * objc/Make-lang.in: New file; from rules deleted above. 5067 * objc/config-lang.in: New file. 5068 * objc/Makefile.in: Changes to support ObjC as a front-end language; 5069 renamed from Makefile.in. 5070 * objc-act.{c,h}, objc-parse.{c,y}, objc-tree.def: Moved to objc dir. 5071 5072Sat Jun 21 07:54:36 1997 Robert Lipe <robertl@dgii.com> 5073 5074 * fixinc.sco (math.h): Correct the collision of "exception". 5075 5076Sat Jun 21 06:51:40 1997 Peter Gerwinski <peter@agnes.dida.physik.uni-essen.de> 5077 5078 * rs6000.c (output_epilog): Name is "GNU Pascal", not all caps. 5079 5080Sat Jun 21 06:29:19 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 5081 5082 * gcc.c (main): Check for and read ${libdir}/gcc-lib/specs to 5083 override the default specs. 5084 5085Fri Jun 20 17:20:15 1997 Jim Wilson <wilson@cygnus.com> 5086 5087 * mips.c (output_block_move): When loading addresses into registers, 5088 add checks for ABI_N32 and ABI_64. 5089 (mips_expand_prologue): Add check for SImode in code splitting 5090 tsize_rtx when it is large_int. 5091 5092Fri Jun 20 09:07:31 1997 Russell King <rmk92@ecs.soton.ac.uk> 5093 5094 * configure.in (arm-*-linuxaout): New target. 5095 * arm/lib1funcs-linux.asm, arm/linux-gas.h: New files. 5096 * arm/linux.h, arm/t-linux, arm/xm-linux.h: New file. 5097 * xm-linux.h: Undef some macros before defining them. 5098 5099Thu Jun 19 21:18:20 1997 Jim Wilson <wilson@cygnus.com> 5100 5101 * dwarf2out.c (output_line_info): Always use DW_LNE_set_address instead 5102 of DW_LNS_fixed_advance_pc for line number addresses. 5103 (size_of_line_info): Adjust size calculation as per above change. 5104 (text_end_label): Make it static. 5105 5106Thu Jun 19 14:55:49 1997 Brendan Kehoe <brendan@cygnus.com> 5107 5108 * toplev.c (xmalloc): Only give the fatal msg if SIZE is nonzero. 5109 5110Sun Apr 27 23:19:13 1997 Ulrich Drepper <drepper@cygnus.com> 5111 5112 * libgcc2.c (__eh_type): Remove `extern' to make this a definition. 5113 5114Wed Jun 18 18:10:16 1997 Per Bothner <bothner@cygnus.com> 5115 5116 * dbxout.c (dbxout_type_fields): Skip field if DECL_IGNORED_P. 5117 5118Wed Jun 18 18:04:33 1997 Mike Stump <mrs@cygnus.com> 5119 5120 * except.c (end_eh_unwinder): If we have a return instruction, we 5121 have to make sure we use it and don't fall off the end of the 5122 function in the unwinder. 5123 5124Wed Jun 18 14:27:58 1997 Mike Stump <mrs@cygnus.com> 5125 5126 * flow.c (find_basic_blocks): Fix end case bug. 5127 5128Tue Jun 17 18:35:57 1997 Mike Stump <mrs@cygnus.com> 5129 5130 * libgcc2.c (__eh_pcnthrow): Add support -fno-sjlj-exceptions 5131 -fPIC exception handling on the SPARC. 5132 * sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise. 5133 * libgcc2.c (__eh_ffetmnpc): Remove. 5134 5135Mon Jun 16 20:28:51 1997 Jason Merrill <jason@yorick.cygnus.com> 5136 5137 * collect2.c (extract_string): Null-terminate. 5138 5139Mon Jun 16 14:38:44 1997 Michael Meissner <meissner@cygnus.com> 5140 5141 * combine.c (set_nonzero_bits_and_sign_copies): Use REG_SET macros 5142 instead of doing bit operations directly. 5143 (try_combine,reg_dead_at_p): Ditto. 5144 * caller-save.c (save_call_clobbered_regs): Ditto. 5145 * reload1.c (reload): Ditto. 5146 * local-alloc.c (update_equiv_regs,block_alloc): Ditto. 5147 * sched.c (schedule_block): Dito. 5148 5149Sun Jun 15 20:46:12 1997 Jim Wilson <wilson@cygnus.com> 5150 5151 * dwarf2out.c (dwarf2out_frame_debug): Handle IOR. 5152 (struct limbo_die_struct): Define. 5153 (TYPE_DECL_IS_STUB): Call decl_ultimate_origin if DECL_ABTRACT_ORIGIN 5154 is set. 5155 (limbo_die_count): Delete. 5156 (libmo_die_list): Define. 5157 (new_die): Add die to limbo_die_list instead of incrementing 5158 limbo_die_count. 5159 (add_AT_location_description): Renamed from add_location_attribute. 5160 New parameter attr_kind. 5161 (add_location_or_const_value_attribute, gen_subprogram_die, 5162 add_bound_info): Change call to add_AT_location_description. 5163 (add_bound_info): Add call to contains_placeholder_p. Ignore 5164 MAX_EXPR and VAR_DECL. 5165 (add_subscript_info): Ignore the index type if it is an unnamed 5166 integral type. 5167 (scope_die_for): Move check for function-local tags after code setting 5168 containing_scope, and add check for non-NULL containing_scope 5169 (add_type_attribute): If unnamed type, use TREE_TYPE instead. 5170 (gen_enumeration_type_die, gen_struct_or_union_type_die): Call 5171 add_child_die if die_parent is NULL. 5172 (gen_subprogram_die): Ifdef out DW_AT_static_link code. 5173 (decls_for_scope): Delete decrement of limbo_die_count. 5174 (dwarf2out_finish): Add code to traverse the limbo_die_list, and 5175 call add_child_die if die_parent is NULL. Delete limbo_die_count code. 5176 * mips.c (mips_expand_prologue): If tsize_rtx is large_int, emit two 5177 insns instead of one splitable insn, setting RTX_FRAME_RELATED_P. 5178 5179Fri Jun 13 19:33:35 1997 Brendan Kehoe <brendan@cygnus.com> 5180 5181 * fixincludes: Also fix AIX NULL macro in sys/{dir,param,types}.h. 5182 5183Thu Jun 12 22:53:12 1997 Jim Wilson <wilson@cygnus.com> 5184 5185 * m68k.md (mov[qhs]i): Remove pair of constraints which allow 5186 offsetable memory addresses to be moved to the same for TARGET_5200. 5187 5188Thu Jun 12 15:33:01 1997 Jeffrey A Law (law@cygnus.com) 5189 5190 * pa.h (SELECT_RTX_SECTION): Place symbolic operands into the 5191 data section. 5192 5193 * pa.c (emit_move_sequence): Rewrite code to handle arithmetic 5194 involving plabels. 5195 5196Wed Jun 11 08:57:14 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 5197 5198 * tree.c (unsave_expr_now): Avoid recursing into the parts of 5199 the tree that are RTL. 5200 5201Thu Jun 12 09:43:55 1997 Jeffrey A Law (law@cygnus.com) 5202 5203 * reorg.c (emit_delay_sequence): Call set_new_first_and_last_insn 5204 after the new sequence insn has been spliced into the insn chain. 5205 5206Wed Jun 11 23:10:49 1997 Jeffrey A Law (law@cygnus.com) 5207 5208 * mn10300.md (call, call_value): Use "call" instead of "calls" 5209 for calls to named functions. 5210 5211Wed Jun 11 00:22:34 1997 Jim Wilson <wilson@cygnus.com> 5212 5213 * configure, configure.in: Restore changes from Feb 15 to Apr 13 5214 lost during conversion to autoconf. 5215 5216Tue Jun 10 18:23:35 1997 Mike Stump <mrs@cygnus.com> 5217 5218 * stmt.c (expand_decl_cleanup): Avoid core dumping when exceptions 5219 aren't on. 5220 5221Tue Jun 10 18:22:30 1997 Jason Merrill <jason@yorick.cygnus.com> 5222 5223 * collect2.c (extract_string): New fn. 5224 (main): Use it. 5225 5226Tue Jun 10 17:40:15 1997 Jim Wilson <wilson@cygnus.com> 5227 5228 * expr.c (emit_group_load): Add case using gen_lowpart. 5229 5230Tue Jun 10 17:14:58 1997 Michael Meissner <meissner@cygnus.com> 5231 5232 * rs6000.c (rs6000_override_options): If -mcpu=403, set -mstrict-align. 5233 5234 * rs6000/t-ppc{,gas} (MULTILIB_EXTRA_OPTS): Build libraries with 5235 -mstrict-align. 5236 5237 * configure.in ({powerpc,rs6000}*-*-*): Add embedded targets to 5238 --with-cpu=n support. 5239 5240Tue Jun 10 07:06:12 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 5241 5242 * flow.c (mark_used_regs): Fix typo in Jun 4 change. 5243 5244Mon Jun 9 20:26:26 1997 Jim Wilson <wilson@cygnus.com> 5245 5246 * Makefile.in (MAYBE_USE_COLLECT2): Renamed from MAYBE_USE_COLLECT. 5247 5248Mon Jun 9 19:42:21 1997 Jason Merrill <jason@yorick.cygnus.com> 5249 5250 * fold-const.c (fold): Don't do COND_EXPR -> MIN_EXPR folding if it 5251 loses information that might be needed by a later use as an lvalue. 5252 5253Mon Jun 9 19:10:50 1997 Alexandre Oliva <oliva@dcc.unicamp.br> 5254 5255 * configure.in: Don't override a user's setting for prefix 5256 on platforms that use the native prefix. 5257 5258Mon Jun 9 19:00:49 1997 Brendan Kehoe <brendan@melange.gnu.ai.mit.edu> 5259 5260 * integrate.c (expand_inline_function): Use the mode of FNDECL's 5261 result rtl, not the result type itself, in setting ARRIVING_MODE. 5262 5263 * reload1.c (reload): Use xmalloc instead of alloca for the label 5264 offsets in OFFSETS_AT and OFFSETS_KNOWN_AT. 5265 5266Mon Jun 9 15:16:52 1997 Mike Stump <mrs@cygnus.com> 5267 5268 * flow.c (find_basic_blocks): Eliminate more dead code, enables 5269 dead throws to be eliminated. 5270 5271Mon Jun 9 17:15:50 1997 Stephen L Moshier <moshier@world.std.com> 5272 5273 * alpha.c (check_float_value): Underflow and overflow constants 5274 are different for FLOAT_VAX and default targets. 5275 5276Mon Jun 9 16:48:21 1997 Scott Christley <scottc@net-community.com> 5277 5278 * Makefile.in (Makefile): Process language fragments. 5279 * configure.frag: New file. 5280 * configure.in: Move language fragment processing to configure.lang.e 5281 5282 * Makefile.in (GCC_PASSES): Prevent all compilers from being 5283 built when only the C compiler is needed. 5284 5285 * configure.in (cross_overrides, build_overrides): Use absolute 5286 path to GCC top-level source directory. 5287 5288 * configure.in: Save target alias for language directories. 5289 5290 * configure.in (with-gxx-include-dir): New parameter for 5291 setting the g++ header file directory. 5292 * Makefile.in (gxx_include_dir): Use autoconf variable. 5293 5294 * configure.in: Add parameter for setting local prefix. 5295 5296 * configure.lang: New file. 5297 * configure.in: Move language subdirectory Makefile processing 5298 into configure.lang. 5299 5300Mon Jun 9 16:44:47 1997 Jim Wilson <wilson@cygnus.com> 5301 5302 * sched.c (attach_deaths): Fix typo in Jun 4 change. 5303 5304Mon Jun 9 15:13:00 1997 Marc Lehmann (pcg@goof.com) 5305 5306 * varasm.c (assemble_end_function): Switch back to function 5307 section after outputting constant pool. 5308 5309Mon Jun 9 14:47:22 1997 Paul Eggert <eggert@twinsun.com> 5310 5311 * tree.c (change_main_variant): Remove unused function. 5312 (build_array_type): Remove obsolete references to 5313 change_main_variant. 5314 * c-decl.c (complete_array_type): Likewise. 5315 5316 * c-common.c (c_build_type_variant): Don't futz with main type 5317 variant of array since C Standard requires main type variant of 5318 array-of-const also be array-of-const. 5319 5320 * Makefile.in: Comment out lines containing just formfeeds. 5321 5322 * Makefile.in (distclean): Remove config.bak. 5323 (maintainer-clean): Output warning. 5324 Do not remove `configure'. 5325 5326Mon Jun 9 14:44:17 1997 J.T. Conklin <jtc@netbsd.org> 5327 5328 * configure.in (*-*-netbsd): Restore changes of Apr 13th lost in 5329 autoconf conversion: tmake_file now t-netbsd; delete xmake_file. 5330 5331Mon Jun 9 14:39:29 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5332 5333 * expr.c (expand_builtin, case BUILT_IN_FRAME_ADDRESS): 5334 Use correct function name in error message. 5335 5336 * Makefile.in (diff): Exclude bi-parser.h. 5337 5338 * i386.h (CC1_CPU_SPEC): Renamed, was CC1_SPEC. 5339 (CC1_SPEC): New macro. 5340 (EXTRA_SPECS): Add "cc1_cpu". 5341 * i386/linux.h (CC1_SPEC): New macro. 5342 5343Mon Jun 9 13:23:06 1997 Philippe De Muyter <phdm@info.ucl.ac.be> 5344 5345 * m68k/next.h (TARGET_DEFAULT): Use MASK_68040, 5346 not MASK_68040_ALSO. 5347 * m68k/mot3300.h, m68k/ccur-GAS.h (TARGET_DEFAULT): Likewise. 5348 5349 * m68k.h (MACHINE_STATE_{SAVE,RESTORE}): Test #ifdef __mcf52000__, 5350 not if (TARGET_52000); fixed for mc68000 case. 5351 5352 * m68k/mot3300.h (CPP_SPEC): Define __mc68020__ if no -m[c]68000 5353 command-line option given. 5354 5355Mon Jun 9 09:19:17 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 5356 5357 * Makefile.in (target_alias): Substitute with target_alias. 5358 5359 * final.c (final_scan_insn): Use single_set to check cc_status.flags. 5360 5361Mon Jun 9 09:09:07 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 5362 5363 * c-common.c (check_format_info): Correct handling of the 'a' flag 5364 which adds another pointer level. 5365 5366Sun Jun 8 00:34:25 1997 Jeffrey A Law (law@cygnus.com) 5367 5368 * pa.md (conditional branch insns): Get length right for branches 5369 to targets which can not be reached with a "bl" instruction. 5370 * pa.c (output_cbranch): Handle branches to targets which can not 5371 be reached with a "bl" instruction. 5372 5373 * pa.md (alternate dbra pattern): Remove incorrect pattern. 5374 5375Sat Jun 7 23:30:25 1997 Jeffrey A Law (law@cygnus.com) 5376 5377 * pa.c (struct defer_plab): Renamed to struct deferred_plabel. 5378 Remove "symbol" field and replace with "name" field. 5379 (output_function_epilogue): Don't output deferred plabels here. 5380 (output_deferred_labels): New function. Output them here instead. 5381 (output_call): Rewrite long call support. 5382 * pa.h (ASM_FILE_END): Define. 5383 (LEGITIMATE_CONSTANT_P): Never accept a function_label_operand. 5384 * pa.md (HIGH and LO_SUM of function address): Remove patterns. 5385 5386Fri Jun 6 16:09:04 1997 Mike Stump <mrs@cygnus.com> 5387 5388 * libgcc2.c (__eh_ffetmnpc): Add support for machines that cannot 5389 access globals after throw's epilogue when -fno-sjlj-exceptions is 5390 used. 5391 * rs6000.c (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise. 5392 * mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise. 5393 (INITIAL_ELIMINATION_OFFSET): Fix RETURN_ADDRESS_POINTER_REGNUM 5394 for 64 bit words, with 32 bit pointers and variable endianness. 5395 5396Fri Jun 6 17:27:58 1997 Mike Meissner <meissner@cygnus.com> 5397 5398 * regclass.c (allocate_reg_info): Fix off by one error. 5399 5400Fri Jun 6 17:17:41 1997 Doug Evans <dje@cygnus.com> 5401 5402 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET): Fix setting of scan_rs_. 5403 (EXECUTE_IF_SET_AND_RESET_IN_REG_SET): Likewise. 5404 (EXECUTE_IF_AND_IN_REG_SET): Likewise. 5405 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise. 5406 5407Fri Jun 6 15:42:59 1997 Stan Cox <coxs@dg-rtp.dg.com> 5408 5409 * i386.c (notice_cc_update): Set CC_FCOMI is this is a float compare. 5410 5411Fri Jun 6 15:12:38 1997 Jim Wilson <wilson@cygnus.com> 5412 5413 * basic-block.h (REG_SET_TO_HARD_REG_SET): Fix typo. 5414 5415 * sched.c (update_flow_info): When add extra REG_DEAD note for original 5416 dest, handle case where last insn both uses and sets dest. 5417 5418Thu Jun 5 22:19:36 1997 Brendan Kehoe <brendan@lisa.cygnus.com> 5419 5420 * fixinc.irix: Add declaration of __vfork to unistd.h. 5421 5422 * i960/vx960-coff.h (CPP_SPEC): Always define CPU, even if they 5423 use -ansi; the VxWorks headers assume it's always present. 5424 * sparc/vxsparc.h (CPP_SPEC): Define, adding the CPU definition to 5425 what came from sparc.h. 5426 (CPP_PREDEFINES): Don't define it here. 5427 5428Thu Jun 5 13:40:33 1997 Mike Meissner <meissner@cygnus.com> 5429 5430 * basic-block.c (OBSTACK_ALLOC_REG_SET): Rename from 5431 OBALLOC_REG_SET. Add obstack pointer parameter. 5432 5433 * flow.c (function_obstack): Add declaration. 5434 (life_analysis): Don't allocate the space to hold to vector of 5435 regsets here. 5436 (init_regset_vector): Add pointer parameter and delete space 5437 parameter. Use OBSTACK_ALLOC_REG_SET to allocate. Change callers. 5438 (propagate_block): Use ALLOCA_REG_SET instead of bare alloca. 5439 5440 * sched.c (schedule_block): Fix typo in yesterday's changes. 5441 * reorg.c (mark_target_live_regs): Ditto. 5442 5443Thu Jun 5 09:44:49 1997 Jeffrey A Law (law@cygnus.com) 5444 5445 * sh.c (trap_exit, sp_switch): New variables. 5446 (print_operand, case '@'): If trap_exit is nonzero, then use 5447 a trapa instead of an rte/rts to exit the current function. 5448 (sh_expand_prologue): Switch stacks at function entry as needed. 5449 (sh_expand_epilogue): Similarly at function exit. 5450 (function_epilogue): Clear trap_exit and sp_switch too. 5451 (sh_valid_machine_decl_attribute): New function. 5452 * sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Define. 5453 (sp_switch): Declare. 5454 * sh.md (sp_switch_1, sp_switch_2): New named patterns. 5455 5456Wed Jun 4 18:11:14 1997 Michael Meissner <meissner@cygnus.com> 5457 5458 * basic-block.h (REGSET_ELT_BITS): Make this explicitly unsigned, so 5459 that division and modulus of REGSET_ELT_BITS uses a pure shift. 5460 (*_REG_SET): New macros to abstract the register set interface. 5461 5462 * caller-save.c (save_call_clobbered_regs): Use new *_REG_SET 5463 macros. 5464 * flow.c (life_analysis,propagate_block,insn_dead_p): Ditto. 5465 (regno_uninitialized,regno_clobbered_at_setjmp,mark_set_1): Ditto. 5466 (mark_used_regs,dump_flow_info,global_conflicts): Ditto. 5467 global.c (mark_elimination): Ditto. 5468 * reorg.c (mark_target_live_regs): Ditto. 5469 * sched.c (sched_{analyze_{1,insn},note_set}): Ditto. 5470 (birthing_insn_p,attach_deaths,unlink_notes,schedule_block): Ditto. 5471 5472 * sched.c (sometimes structure): Delete offset, bit fields, replace 5473 with regno. 5474 (new_sometimes_live): Take regno argument, not offset and bit. 5475 Change all callers. 5476 5477Tue Jun 3 19:18:36 1997 Brendan Kehoe <brendan@lisa.cygnus.com> 5478 5479 * fixincludes: Fix AIX NULL macro use of void*. 5480 5481Tue Jun 3 15:21:04 1997 Jason Merrill <jason@yorick.cygnus.com> 5482 5483 * sparc.h (ASM_OUTPUT_MI_THUNK): Handle -fpic. 5484 5485Mon Jun 2 16:53:53 1997 Michael Meissner <meissner@cygnus.com> 5486 5487 * loop.c (n_times_{set,used}): Make type int, not short. 5488 (scan_loop): n_times{set,used} are now int pointers. 5489 5490 * sched.c (sched_reg_n_deaths): Remove unused variable. 5491 (struct sometimes): Make fields int sized, not short. 5492 (schedule_insns): Don't set sched_reg_n_deaths, nobody uses it. 5493 5494 * regclass.c (allocate_reg_info): Allocate space for reg_renumber, 5495 but don't set unless new argument RENUMBER_P is set. If this is first 5496 call for function and we need to grow space, use free/xmalloc instead 5497 of realloc since we will be initializing the whole array. If number 5498 of registers is < 0, just free up space. 5499 (reg_scan): Update allocate_reg_info call. 5500 * regs.h (allocate_reg_info): Change prototype. 5501 * flow.c (allocate_for_life_analysis): Update allocate_reg_info call. 5502 * local-alloc.c (local_alloc): Call allocate_reg_info to allocate 5503 and initialize the reg_renumber array. 5504 * stupid.c (stupid_life_analysis): Likewise. 5505 5506Mon Jun 2 14:50:06 1997 Dave Miller <davem@jenolan.rutgers.edu> 5507 5508 * sparc.md (v9 eq/ne cond move patterns): Add early clobber 5509 constraint to destination. 5510 5511Fri May 30 11:00:44 1997 Michael Meissner <meissner@cygnus.com> 5512 5513 * regs.h (reg_info): New structure to group the arrays indexed by 5514 register number created by reg_scan and flow_analysis that are 5515 globally visiable. 5516 (reg_n_info): Pointer to the register information array. 5517 (reg_n_{refs,sets,deaths,calls_crossed}): Delete variables. 5518 (reg_changes_size): Likewise. 5519 (REG_N_{REFS,SETS,DEATHS,CALLS_CROSSED}): New macros to reference 5520 reg_n_info. 5521 (REG_{CHANGES_SIZE,{FIRST,LAST,LAST_NOTE}_UID}): Likewise. 5522 (allocate_reg_info): Add declaration. 5523 5524 * basic-block.h (reg_basic_block): Delete. 5525 (REG_BASIC_BLOCK): Use reg_n_info structure. 5526 5527 * caller-save.c: Change all references to the above arrays to use 5528 the corresponding macro to access the reg_n_info array. 5529 * combine.c, cse.c, flow.c, global.c, jump.c, local-alloc.c: Likewise. 5530 * loop.c, regclass.c, reload1.c, sched.c, stupid.c, unroll.c: Likewise. 5531 5532 * regclass.c (allocate_reg_info): New function to allocate the 5533 reg_info array and initialize the appropriate fields. 5534 (reg_scan): Call it. 5535 * flow.c (allocate_for_life_analysis): Call allocate_reg_info to do 5536 the actual allocation. 5537 5538Thu May 29 15:42:59 1997 Stan Cox <coxs@dg-rtp.dg.com> 5539 5540 * i386.md (movsfcc_1, movdfcc_1, movxfcc_1): Use singlemove_string 5541 for float conditional move when destination and operands all differ. 5542 5543 * i386.h (ASM_OUTPUT_REG_{PUSH,POP}): add %% before register name. 5544 5545 * go32.h (ASM_OUTPUT_ALIGN): Use .p2align, not byte alignments. 5546 5547Wed May 28 20:44:00 1997 Mike Stump <mrs@cygnus.com> 5548 5549 * except.c (push_eh_entry): Eliminate start of exception region 5550 label, as it isn't used. Rename end_label to outer_context. 5551 (expand_eh_region_start_for_decl): Likewise. 5552 (expand_leftover_cleanups): Likewise. 5553 (expand_start_all_catch): Likewise. 5554 * except.h (eh_entry): Likewise. 5555 * except.c (expand_eh_region_end): Likewise. Jump around the nop 5556 that we insert, so that we can optimize it away, if it is unused, 5557 also so that flow analysis can tell if we fall through to the end 5558 of a function or not so that it can know if a function that returns 5559 a value, in fact does or not. 5560 5561Wed May 28 10:50:09 1997 Jeffrey A Law (law@cygnus.com) 5562 5563 * pa.md (jump): Handle out of range unconditional jump 5564 when not optimizing. 5565 5566Thu May 22 00:57:07 1997 Jeffrey A Law (law@cygnus.com) 5567 5568 * reload1.c (reload_cse_record_set): Ignore values for SREG if 5569 their mode is narrower than DEST_MODE. 5570 5571 * pa.h (DFMODE_RETURN_STRING): Define. 5572 (SFMODE_RETURN_STRING): Likewise. 5573 (ASM_DECLARE_FUNCTION_NAME): Use them. 5574 5575Wed May 21 23:32:02 1997 Jeffrey A Law (law@cygnus.com) 5576 5577 * mn10300.md (reload_insi): Handle SUBREG properly. 5578 5579Tue May 20 22:32:13 1997 Jason Merrill <jason@yorick.cygnus.com> 5580 5581 * dwarf2out.c (dwarf2out_def_cfa): Set cfa_reg at the top. 5582 5583Tue May 20 16:57:50 1997 Brendan Kehoe <brendan@lisa.cygnus.com> 5584 5585 * cplus-dem.c (do_type): Handle `J'. 5586 (demangle_fund_type): Print "complex" for it. 5587 5588Mon May 19 21:01:53 1997 Jim Wilson <wilson@cygnus.com> 5589 5590 * m68k.c (output_move_qimode): Add coldfire support. 5591 * m68k.h (PUSH_ROUNDING): Add coldfire support. 5592 * m68k.md (scc{,0}_di, seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, 5593 sle, sleu): Add coldfire support. 5594 5595Mon May 19 17:53:34 1997 Mike Meissner <meissner@cygnus.com> 5596 5597 * rs6000.c: (rs6000_pic_func_labelno): New variable. 5598 (rs6000_output_load_toc_table): Use it. 5599 (output_prolog): Store current value. 5600 5601Sun May 18 16:32:08 1997 Michael Meissner <meissner@cygnus.com> 5602 5603 * dbxcoff.h (ASM_OUTPUT_SOURCE_LINE): Use macros 5604 ASM_{GENERATE,OUTPUT}_INTERNAL_LABEL to create/output line 5605 number label. 5606 5607Sun May 18 13:55:12 1997 John Vickers (john@rhizik.demon.co.uk) 5608 5609 * m68k.h (TARGET_SWITCHES): Add new target name, cpu32. 5610 5611Sun May 18 13:50:10 1997 Pat Rankin <rankin@eql.caltech.edu> 5612 5613 * cccp.c (VMS_write, VMS_read): Delete. 5614 (safe_write): If MAX_WRITE_LEN is defined, limit 5615 incremental write attempts to that amount. 5616 (safe_read): Analogous situation for MAX_READ_LEN. 5617 * cpplib.c (safe_read): Likewise. 5618 * vax/xm-vms.h (MAX_WRITE_LEN, MAX_READ_LEN): Define. 5619 5620 * vax/xm-vms.h (get_dynamic_handler_chain_libfunc): New macro. 5621 (protect_cleanup_actions_with_terminate): New macro. 5622 5623Sun May 18 08:50:25 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 5624 5625 * m68k/linux.h (ASM_COMMENT_START): Define. 5626 * m68k/linux-aout.h (ASM_COMMENT_START): Define. 5627 5628 * reload1.c (reload_cse_regno_equal_p): Check for value using more 5629 than one register on a big endian machine. 5630 5631Sun May 18 08:39:59 1997 Vince Del Vecchio <vdelvecc@spd.analog.com> 5632 5633 * loop.c (maybe_eliminate_biv_1): In (set (cc0) <biv>) case, 5634 swap compare operands when mult_val < 0 in one additional place. 5635 5636Sun May 18 08:33:30 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5637 5638 * dwarf2out.c (ASM_COMMENT_START): Add default definition. 5639 5640 * Makefile.in (maintainer-claean): Delete configure. 5641 5642Sun May 18 08:31:59 1997 Scott Christley <scottc@net-community.com> 5643 5644 * configure.in: New file. 5645 * Makefile.in: Change to utilize autoconf variables. 5646 * configure: Now an output file. 5647 5648Sun May 18 07:48:31 1997 J.T. Conklin <jtc@netbsd.org> 5649 5650 * m68k.md (mov[qhs]i,movstrict[qs]i, mulsi3): Use 'Q' constraint 5651 for TARGET_5200. 5652 * m68k.h (EXTRA_CONSTRAINT): New macro. 5653 5654 * m68k.h (TARGET_SWITCHES): Add 68020-60. 5655 Mask out bits which indicate a particular processor when a different 5656 processor is selected. 5657 (MASK_68040_ALSO): Remove. 5658 (MASK_68040): Change to be a single bit. 5659 5660 * m68k.h (TARGET_ALIGN_INT, MASK_ALIGN_INT): New macros. 5661 (BIGGEST_ALIGNMENT): Determine according to TARGET_ALIGN_INT. 5662 (TARGET_SWITCHES): Add align-int and no-align-int. 5663 5664 * m68k.md (mov[qhs]i}): Add pair of constraints which allow 5665 offsetable memory addresses to be moved to the same for TARGET_5200. 5666 5667 * m68k.c (output_move_strict{hi,qi}): New functions. 5668 * m68k.h (output_move_strict{hi,qi}): Declare. 5669 * m68k.md (movstrict*): Changed into define_expands. 5670 Split insns into m68k and coldfire specific versions with appropriate 5671 constraints. 5672 5673Sun May 18 07:26:40 1997 Philippe De Muyter <phdm@info.ucl.ac.be> 5674 5675 * libgcc2.c (atexit): Cast malloc and realloc calls. 5676 5677Sat May 17 16:26:51 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 5678 5679 * final.c (profile_function): Call function_section, not 5680 text_section. 5681 5682Sat May 17 16:01:00 1997 Philippe De Muyter <phdm@info.ucl.ac.be> 5683 5684 * cse.c (notreg_cost): New function, extracted from COST macro. 5685 (COST): Use notreg_cost. 5686 5687Sat May 17 15:13:23 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5688 5689 * cse.c (cse_insn): Don't record a SRC that's a MEM and the same 5690 as a REG_EQUIV note if DEST is set more than once. 5691 5692Fri May 16 14:50:57 1997 Jeffrey A Law (law@cygnus.com) 5693 5694 * pa.c (output_move_double): Handle loading a general register 5695 from a scaled indexed memory address. 5696 * pa.md (movdf, movdi): Allow scaled loads into general registers. 5697 5698Fri May 16 13:31:08 1997 Mike Stump <mrs@cygnus.com> 5699 5700 * rs6000.c (rs6000_stack_info): Only do eabi setup for "main", 5701 when main is the global main, not some nested routine that 5702 happens to be called main. 5703 5704Thu May 15 17:19:50 1997 Mike Stump <mrs@cygnus.com> 5705 5706 * except.c (expand_start_all_catch): If the machine needs to 5707 perform any actions at the start of an expcetion handler that 5708 hasn't already been done, use gen_exception_receiver to emit it. 5709 (expand_leftover_cleanups): Likewise. 5710 * alpha.md (exception_receiver): Use it. 5711 * pa.h (exception_receiver): Use it. 5712 5713Thu May 15 08:36:59 1997 Jeffrey A Law (law@cygnus.com) 5714 5715 * dbxout.c (dbxout_function_end): Don't subtract one from 5716 the end of function scoping stab. 5717 5718Wed May 14 23:27:09 1997 Jeffrey A Law (law@cygnus.com) 5719 5720 * mn10300.md (adddi3, subdi3): Remove expanders and patterns. 5721 5722Wed May 14 18:51:35 1997 Mike Stump <mrs@cygnus.com> 5723 5724 * function.c (expand_function_end): Make sure we finish off any 5725 leftover exception handlers. 5726 5727Tue May 13 14:07:01 1997 Mike Stump <mrs@cygnus.com> 5728 5729 * expr.c (expand_builtin_setjmp): Remove setting of 5730 current_function_has_nonlocal_goto, as this isn't a goto. 5731 5732Tue May 13 14:47:40 1997 Richard Earnshaw (rearnsha@cambridge.arm.com) 5733 5734 * arm.h (CPP_SPEC): Fix typo invoking cpp_endian. 5735 * arm/t-semi (LIB2FUNCS_EXTRA): Build fp-bit.c when compiling 5736 with -msoft-float. 5737 * arm.c: Add prototypes for all static functions. 5738 (output_multi_immediate, int_log2): Make static. 5739 5740 * arm.h (*_SPEC): Remove all references to mle/mbe. 5741 * arm/coff.h (MULTILIB_DEFAULTS): Likewise. 5742 * arm/t-bare (MULTILIB_OPTIONS): Change options mbe/mle to mbig-endian 5743 and mlittle-endian. 5744 (MULTILIB_MATCHES): Nothing matches that matters. 5745 5746Mon May 12 20:42:20 1997 Mike Stump <mrs@cygnus.com> 5747 5748 * except.c (expand_start_all_catch): If need nonlocal_goto_receiver, 5749 add one at the start of exception handler. 5750 (expand_leftover_cleanups): Likewise. 5751 5752Mon May 12 17:36:28 1997 Jeffrey A Law (law@cygnus.com) 5753 5754 * mips.c (move_operand): Accept any general operand after reload 5755 has started. 5756 5757Fri May 9 14:29:33 1997 Jeffrey A Law (law@cygnus.com) 5758 5759 * mn10300.md (udivmodhi4, divmodhi4): Remove expander, give 5760 corresponding pattern [u]divmodhir4 name. Clear MDR register 5761 in the udivmodhi4 pattern itself. 5762 (clear_mdr): Delete pattern. 5763 5764Thu May 8 18:20:30 1997 Richard Earnshaw (rearnshaw@cambridge.arm.com) 5765 5766 * arm/aout.h (ASM_OUTPUT_LONG_DOUBLE): Delete call to 5767 arm_increase_location. 5768 (ASM_OUTPUT_{DOUBLE,FLOAT,INT,SHORT,CHAR,BYTE,ASCII,SKIP}): Likewise. 5769 (ASM_OUTPUT_ALIGN): Delete all code refering to arm_text_location. 5770 5771 * arm.c (arm_increase_location, get_prologue_size): Delete. 5772 (arm_naked_function_p): Add declaration. 5773 (arm_pic_register): Define. 5774 (all_procs): Delete entries for arm{60,620,70,7d,7di,700i,710c}; add 5775 entries for arm{7m,7500fe,8}, strongarm and strongarm110. 5776 (arm_override_options): Rework so that configure can properly set 5777 the default processor type. Add a warning that PIC code is not yet 5778 supported. 5779 (legitimate_pic_operand_p, legitimize_pic_address): New functions. 5780 (is_pic, arm_finalize_pic): New functions. 5781 (arm_adjust_cost): New function. 5782 (const_pool_offset, arm_backwards_branch, short_branch): Delete. 5783 (arm_insn_not_targeted): Delete. 5784 (add_constant): If generating AOF syntax, then handle pic specially. 5785 (output_ascii_pseudo_op): Delete calls to arm_increase_location. 5786 (function_really_clobbers_lr): Calls followed by a barrier don't 5787 clobber the link register. 5788 (output_func_prologue): Handle AOF syntax pic code. 5789 (output_func_epilogue): Handle cases where lr_save_eliminated is set. 5790 Delete call to arm_increase_location. 5791 (arm_asm_output_label): Simplify, since we no-longer need to cache the 5792 label's address. 5793 (aof_pic_entry): New function to keep track of pic symbols. 5794 (aof_dump_pic_table): New function. 5795 5796 * arm.h (TARGET_CPU_arm*, TARGET_CPU_strongarm*, TARGET_CPU_generic): 5797 define. 5798 (CPP_ARCH_DEFAULT_SPEC): Set up based on setting of TARGET_CPU_DEFAULT. 5799 (CPP_SPEC): Split up into sub-rule calls. 5800 (CPP_CPU_SPEC): Add default definition. 5801 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC): Add definitions. 5802 (CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC): Add definitions. 5803 (CPP_ENDIAN_SPEC, CPP_ENDIAN_DEFAULT_SPEC): Add definitions. 5804 (CC1_SPEC): Map legacy -m[236] onto -mcpu=.. and -mapcs-{26,32} as 5805 appropriate. Similarly for -mbe and -mle to -m{big,little}-endian. 5806 (EXTRA_SPECS): Define. 5807 (enum processor_type): New types for arm8 and strongarm. 5808 (CONDITIONAL_REGISTER_USAGE): Handle flag_pic. 5809 (LEGITIMIZE_ADDRESS): Likewise. 5810 (ADJUST_COST): Define. 5811 (PIC_OFFSET_TABLE_REGNUM): Define. 5812 (FINALIZE_PIC): Define. 5813 (LEGITIMATE_PIC_OPERAND_P): Define. 5814 (OUTPUT_INT_ADDR_CONST): Define. 5815 (ASM_OUTPUT_MI_THUNK): Delete calls to arm_increase_location. 5816 (MASK_RETURN_ADDR): Use TARGET_APCS_32 not TARGET_6. 5817 5818 * arm.md (attr cpu): Add new cpu types for arm8 and strongarm. 5819 (attr ldsched): New attribute, set if processor has a load_delay slot. 5820 (function_unit core): Rework to handle load delay slots. 5821 (function_unit loader): New function unit. 5822 (movsi): Handle pic. 5823 (pic_load_addr): New expand. 5824 (*pic_load_addr_based_insn, pic_add_dot_plus_eight): New patterns. 5825 (peepholes to cause flow to return to a label after a function call): 5826 Delete, these have been disabled for a while now. 5827 5828 * arm/riscix.h (CPP_SPEC): Rewrite using new sub-components. 5829 (SUBTARGET_CPU_DEFAULT): Set to TARGET_CPU_arm2. 5830 * arm/riscix1-1.h (CPP_SPEC): Rewrite using new sub-components. 5831 (SUBTARGET_CPU_DEFAULT): Set to TARGET_CPU_arm2. 5832 * arm/semi.h: (CPP_SPEC): Delete. 5833 (PROCESSOR_DEFAULT): Delete. 5834 (CPP_APCS_PC_DEFAULT_SPEC): Define. 5835 * arm/semiaof.h (CPP_SPEC): Delete. 5836 (CPP_APCS_PC_DEFAULT_SPEC): Define. 5837 * arm/t-semi (LIBGCC1_TEST): Don't build it. 5838 (MULTILIB_{OPTIONS,DIRNAMES,EXCEPTIONS}): Build a suitable set of 5839 cross libraries. 5840 (LIBGCC): Set to stmp-multilib. 5841 (INSTALL_LIBGCC): Set to install-multilib. 5842 5843Thu May 8 15:20:46 1997 Stan Cox <coxs@dg-rtp.dg.com> 5844 5845 * i386.c (output_float_compare): For pentiumpro use fcomip 5846 followed by a float stack pop for "compare;pop;pop" cases. 5847 5848Thu May 8 13:20:20 1997 Chris Torek <torek@elf.bsdi.com> 5849 5850 * fold-const.c (fold, truth_andor): Disable optimization for 5851 side effects on RHS. 5852 5853Wed May 7 15:43:57 1997 Mike Stump <mrs@cygnus.com> 5854 5855 * except.c (start_dynamic_handler): Fix so we can use __builtin_setjmp, 5856 and default to using __builtin_setjmp instead of setjmp. 5857 * expr.c (expand_builtin_setjmp): New routine, split out from 5858 existing inline code from expand_builtin. 5859 (expand_builtin): Split out code into expand_builtin_setjmp. 5860 * expr.h (expand_builtin_setjmp): Add declaration. 5861 * libgcc2.c (__sjthrow): Default to using __builtin_setjmp instead 5862 of setjmp. 5863 (__sjpopnthrow): Likewise. 5864 * optabs.c (init_optabs): Likewise. 5865 5866Wed May 7 18:01:24 1997 Samuel Figueroa <Samuel_Figueroa@next.com> 5867 5868 * rs6000.md (insv): Only combine insert with shift if 5869 remaining source bits >= destination field size. 5870 5871Tue May 6 15:48:52 1997 Jason Merrill <jason@gerbil.cygnus.com> 5872 5873 * dwarf2out.c (dwarf2out_begin_prologue): Increment 5874 current_funcdef_number here. 5875 (dwarf2out_end_epilogue): Not here. 5876 5877Mon May 5 18:52:32 1997 Jeffrey A Law (law@cygnus.com) 5878 5879 * h8300.c (notice_update_cc): Use CC_SET_ZN and CC_SET_ZNV. 5880 (shift_one, shift_two): Set CC_NO_CARRY as needed. Remove 5881 references to CC_OVERFLOW_0. 5882 (emit_a_shift): Similarly. 5883 * h8300.h (CC_OVERFLOW_0): Remove. 5884 * h8300.md: Use set_zn and set_znv for cc0 tracking. 5885 (bCC): Restore the comparison is CC_OVERFLOW_UNUSABLE is set and 5886 the comparison needs the overflow bits. 5887 5888 * mn10300.c (notice_update_cc): Use CC_SET_ZN and CC_SET_ZNV. 5889 * mn10300.h (CC_NO_CARRY): Define. 5890 * mn10300.md: Use "set_zn" and "set_znv" to more accurately 5891 describe cc0 status. 5892 5893Fri May 2 17:00:33 1997 Jason Merrill <jason@yorick.cygnus.com> 5894 5895 * dwarf2out.c: Reorganize, moving .debug_frame support to the top 5896 of the file, and compile it if INCOMING_RETURN_ADDR_RTX is defined 5897 even if DWARF2_DEBUGGING_INFO isn't. 5898 (EH_FRAME_SECTION): New macro. 5899 (output_call_frame_info): Handle .eh_frame variant. 5900 (dwarf2out_def_cfa): Update cfa_*{reg,offset}. 5901 (dwarf2out_frame_debug): Move cfa_*{reg,offset} to file scope. 5902 (dwarf2out_end_epilogue): Increment current_funcdef_number here. 5903 (dwarf2out_decl): Not here. 5904 (dwarf2out_frame_init, dwarf2out_frame_finish): New fns. 5905 (dwarf2out_init, dwarf2out_finish): Call them. 5906 (output_die): Add missing 'case 8:' 5907 (dwarf2out_decl): Revert other context_die = NULL change. 5908 (add_bound_info): Restore default case. 5909 5910Fri May 2 15:30:16 1997 Doug Evans <dje@seba.cygnus.com> 5911 5912 * m32r.h (LIT_NAME_P): New macro. 5913 (SMALL_NAME_P): Use it. 5914 (ASM_OUTPUT_ALIGNED_COMMON): Don't output to scommon if -msdata=none. 5915 * m32r.c (addr24_operand): Handle literals. 5916 (m32r_output_function_prologue): Use IMMEDIATE_PREFIX. 5917 (m32r_output_function_epilogue): Likewise. Use shorter add insn if 5918 able. 5919 5920Fri May 2 14:40:44 1997 David Edelsohn <edelsohn@mhpcc.edu> 5921 5922 * rs6000.h (RS6000_ALIGN): Macro renamed from ALIGN. 5923 * rs6000.c (rs6000_stack_info): Use it. 5924 5925Fri May 2 14:15:54 1997 Ian Lance Taylor <ian@cygnus.com> 5926 5927 * reload1.c (reload_cse_noop_set_p): When checking the values 5928 equivalent to sreg, make sure the mode is right. 5929 5930Fri May 2 12:53:03 1997 Jeffrey A Law (law@cygnus.com) 5931 5932 * reload1.c (reload_cse_invalidate_regno): Properly set 5933 the mode for invalidate_regno_rtx. 5934 5935Thu May 1 14:57:35 1997 Jeffrey A Law (law@cygnus.com) 5936 5937 * pa.md (call_internal_symref): Fix typo. 5938 5939Thu May 1 14:44:17 1997 Jim Wilson <wilson@cygnus.com> 5940 5941 * mips.c (mips_asm_file_start): Use new macro TARGET_FILE_SWITCHING. 5942 (mips_asm_file_end): Likewise. 5943 * mips.h (TARGET_FILE_SWITCHING): Define. 5944 (NO_DBX_FUNCTION_END): Define. 5945 5946Thu May 1 09:08:40 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 5947 5948 * m68k.c (output_addsi3): Replace "\\;" by "\n\t" in 5949 assembler templates. 5950 5951Thu May 1 09:00:42 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5952 5953 * integrate.c (subst_constants, case SUBREG): Cancel changes once 5954 done with result. 5955 5956Wed Apr 30 19:45:56 1997 Jim Wilson <wilson@cygnus.com> 5957 5958 * mips.c (override_options): Set mips_split_addresses only if 5959 TARGET_SPLIT_ADDRESSES is set. 5960 * mips.h (MASK_SPLIT_ADDR, TARGET_SPLIT_ADDRESSES): New macros. 5961 (TARGET_SWITCHES): Add -msplit-addresses, -mno-split-addresses. 5962 * configure (mips*-*-ecoff*, mips*-*-elf*): Set MASK_SPLIT_ADDR 5963 bit in target_cpu_default2. 5964 5965 * flags.h (current_function_is_thunk): Add extern to declaration. 5966 5967 * dbxout.c (dbxout_function): Test NO_DBX_FUNCTION_END at run time 5968 instead of compile time. 5969 5970 * unroll.c (set_dominates_use): In second loop, add check for copy_end. 5971 5972 * mips.md (paradoxical_extendhidi2, paradoxical_extendqidi2): New 5973 patterns. 5974 5975Wed Apr 30 02:23:24 1997 Jason Merrill <jason@yorick.cygnus.com> 5976 5977 * output.h (named_section): Add reloc argument. 5978 (DECL_READONLY_SECTION): New macro. 5979 * varasm.c (named_section): Add reloc argument, pass it to 5980 ASM_OUTPUT_SECTION_NAME. 5981 (UNIQUE_SECTION, UNIQUE_SECTION_P): Provide defaults. 5982 (function_section): Pass reloc argument to named_section. 5983 (variable_section, exception_section): Likewise. 5984 (output_constant_def_contents): Likewise. 5985 (assemble_start_function): Use UNIQUE_SECTION_P. UNIQUE_SECTION is 5986 now a statement. 5987 (assemble_variable): Likewise. 5988 * mips/iris6.h (ASM_OUTPUT_SECTION_NAME): Add reloc arg, 5989 use DECL_READONLY_SECTION. 5990 * psos.h, ptx4.h, a29k.h, alpha/elf.h, arm/coff.h, h8300.h: Likewise. 5991 * i386/go32.h, i386/sco5.h, m68k/coff.h, mips/elf64.h: Likewise. 5992 * mips/netbsd.h, pa.h, rs6000/sysv4.h, sh.h, sparc/sysv4.h: Likewise. 5993 * config/svr4.h (SELECT_SECTION): Use DECL_READONLY_SECTION. 5994 (ASM_OUTPUT_SECTION_NAME): Likewise, add reloc argument. 5995 (MAKE_DECL_ONE_ONLY): Just set DECL_WEAK. 5996 (UNIQUE_SECTION, UNIQUE_SECTION_P): Define. 5997 * i386/cygwin32.h (UNIQUE_SECTION_P): Define. 5998 (SUPPORTS_ONE_ONLY): Define. 5999 (MAKE_DECL_ONE_ONLY): Lose. 6000 (ASM_OUTPUT_SECTION_NAME): Add reloc arg, use DECL_READONLY_SECTION. 6001 * i386/winnt.c (i386_pe_unique_section): Add reloc arg, 6002 use DECL_READONLY_SECTION. 6003 6004 * mips/iris6.h (CTORS_SECTION_ASM_OP): Change aligment based on ABI. 6005 (DTORS_SECTION_ASM_OP): Likewise. 6006 6007Tue Apr 29 16:08:07 1997 Jeffrey A Law (law@cygnus.com) 6008 6009 * pa/lib1funcs.asm (divnorm, modnorm, exitdiv): Fix code to 6010 negate SImode values. 6011 6012Tue Apr 29 12:54:14 1997 Mike Stump <mrs@cygnus.com> 6013 6014 * except.c (expand_eh_region_start_tree): Add DECL argument so we 6015 can better track why the region was made for error reporting. 6016 * except.h (expand_eh_region_start_tree): Likewise. 6017 * tree.h (expand_dhc_cleanup): Likewise. 6018 (expand_dcc_cleanup): Likewise. 6019 * except.c (expand_eh_region_start_for_decl): New routine. 6020 * except.h (expand_eh_region_start_for_decl): Likewise. 6021 * stmt.c (expand_decl_cleanup): Add DECL to call of 6022 expand_eh_region_start_tree. 6023 (expand_dcc_cleanup): Likewise. 6024 (expand_dhc_cleanup): Likewise. 6025 (expand_start_case): Switches introduce conditional contexts. 6026 (expand_start_case_dummy): Likewise. 6027 (expand_start_case_dummy): Likewise. 6028 (expand_end_case): Likewise. 6029 6030Tue Apr 29 11:45:09 1997 Jason Merrill <jason@yorick.cygnus.com> 6031 6032 * dwarf2out.c (dwarf2out_decl): Undo earlier change. 6033 (constant_size): Likewise. 6034 (gen_subprogram_die): Handle NULL context_die. 6035 6036 * mips/iris6.h (ASM_OUTPUT_CONSTRUCTOR): Fix for -mabi=64. 6037 (ASM_OUTPUT_DESTRUCTOR): Likewise. 6038 6039Mon Apr 28 09:10:19 1997 Jeffrey A Law (law@cygnus.com) 6040 6041 * h8300.c (push_order, pop_order): Add missing initializer entries. 6042 6043Fri Apr 25 19:39:43 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 6044 6045 * h8300.c (output_adds_subs): Check for adding 0. 6046 6047Fri Apr 25 14:52:31 1997 Jim Wilson <wilson@cygnus.com> 6048 6049 * configure (i[3456]86-*-freebsdelf*, i[3456]86-*-freebsd*): Use 6050 t-freebsd instead of x-freebsd. 6051 * i386/t-freebsd: Renamed from x-freebsd. 6052 6053Fri Apr 25 12:16:20 1997 Stan Cox <coxs@dg-rtp.dg.com> 6054 6055 * go32.h (DBX_*): Use definitions from config/dbxcoff.h instead. 6056 6057Fri Apr 25 11:55:54 1997 Jason Merrill <jason@yorick.cygnus.com> 6058 6059 * i386/cygwin32.h (MULTIPLE_SYMBOL_SPACES): Define. 6060 6061Thu Apr 24 18:32:56 1997 Jason Merrill <jason@yorick.cygnus.com> 6062 6063 * i386/winnt.c (i386_pe_unique_section): New fn. 6064 * i386/cygwin32.h (UNIQUE_SECTION): Define. 6065 (MAKE_DECL_ONE_ONLY): Define. 6066 (ASM_OUTPUT_SECTION_NAME): Support DECL_ONE_ONLY. 6067 6068 * c-decl.c (implicitly_declare): Don't set DECL_ARTIFICIAL. 6069 6070Thu Apr 24 17:11:23 1997 Jim Wilson <wilson@cygnus.com> 6071 6072 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add 6073 TARGET_5200 support. 6074 6075Thu Apr 24 16:39:25 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 6076 6077 * stmt.c (pushcase_range): Check for null range first. 6078 6079Wed Apr 23 23:06:28 1997 Ian Lance Taylor <ian@cygnus.com> 6080 6081 * reload1.c (reload_cse_record_set): Use push_operand to check for 6082 changes to the stack pointer. 6083 6084Wed Apr 23 19:56:01 1997 Jason Merrill <jason@yorick.cygnus.com> 6085 6086 * calls.c (expand_call): If we're in a thunk, pass through invisible 6087 references instead of making a copy. 6088 * flags.h: Add current_function_is_thunk. 6089 * function.c: Likewise. 6090 (init_function_start): Initialize it. 6091 (push_function_context_to): Save it. 6092 (pop_function_context_from): Restore it. 6093 * function.h (struct function): Add is_thunk. 6094 6095Wed Apr 23 17:47:25 1997 Jeffrey A Law (law@cygnus.com) 6096 6097 * mn10300.c (secondary_reload_class): Handle more cases where we 6098 need secondary reloads. 6099 (impossible_plus_operand): Accept anything that involves addition 6100 of the stack pointer. 6101 * mn10300.md (reload_insi): Always load the stack pointer into 6102 the destination (which is always an address register). 6103 * mn10300.h (STORE_FLAG_VALUE): Remove definition. 6104 * xm-mn10300.h: Declare malloc, realloc, calloc and free. 6105 6106Wed Apr 23 14:28:30 1997 Mike Stump <mrs@cygnus.com> 6107 6108 * expr.h (sjthrow_libfunc): Add support for setjmp/longjmp based 6109 exception handling. 6110 ({sjpopnthrow,terminate,setjmp,longjmp}_libfunc): Likewise. 6111 (get_dynamic_handler_chain_libfunc): Likewise. 6112 * expr.c (expand_expr, case TRY_CATCH_EXPR): Likewise. 6113 (expand_expr, case POPD{C,H}C_EXPR): Likewise. 6114 * stmt.c (mark_block_as_eh_region): Likewise. 6115 (mark_block_as_not_eh_region): Likewise. 6116 (is_eh_region, conditional_contex, expand_start_bindings): Likewise. 6117 (expand_end_bindings, expand_{decl,dcc,dhc}_cleanup): Likewise. 6118 (expand_cleanups): Likewise. 6119 * tree.h (mark_block_as_eh_region): Likewise. 6120 (mark_block_as_not_eh_region, is_eh_region): Likewise. 6121 conditional_context, expand_dhc_cleanup): Likewise. 6122 * except.c (exception_via_longjmp): Likewise. 6123 (protect_cleanup_actions_with_terminate): Likewise. 6124 (current_function_d{h,c}c, add_partial_entry): Likewise. 6125 (get_dynamic_{handler,cleanup}_chain): Likewise. 6126 (start_dynamic_{cleanup, handler}): Likewise. 6127 (expand_eh_region_start{,_tree}, expand_eh_region_end): Likewise. 6128 (emit_throw, expand_leftover_cleanups): Likewise. 6129 (expand_{start,end}_all_catch, protect_with_terminate): Likewise. 6130 ({start,end}_eh_unwinder, init_eh_for_function): Likewise. 6131 ({save,restore}_eh_status, exception_optimize): Likewise. 6132 * optabs.c ({sjthrow,sjpopnthrow,terminate,setjmp}_libfunc): Likewise. 6133 ({longjmp,get_dynamic_handler_chain}_libfunc): Likewise. 6134 (init_optabs): Likewise. 6135 * except.h: Likewise. 6136 * libgcc2.c (__default_terminate): Likewise. 6137 (__terminate, __get_dynamic_handler_chain, __sjthrow): Likewise. 6138 (__sjpopnthrow): Likewise. 6139 * toplev.c (f_options): Likewise. 6140 * tree.def (TRY_CATCH_EXPR, POPDHC_EXPR, POPDCC_EXPR): Likewise. 6141 * pa.h (JMP_BUF_SIZE): Define. 6142 * sparc.h (JMP_BUF_SIZE): Define. 6143 6144 * expr.h (cleanups_this_call): Transform uses of cleanups_this_call 6145 into uses of the cleanups managed by the block code 6146 (expand_start_bindings and friends). Remove defer_cleanups_to and 6147 expand_cleanups_to, and use start_cleanup_deferal and 6148 end_cleanup_deferal instead. Add exception_region, 6149 target_temp_slot_level, conditional_code, 6150 last_unconditional_cleanup and cleanup_ptr to struct nesting to 6151 facilitate conditional cleanups. 6152 * expr.c (cleanups_this_call, init_expr): Likewise. 6153 ({save,restore}_expr_status, store_expr): Likewise. 6154 (expand_expr, {defer,expand}_cleanups_to): Likewise. 6155 (do_jump, case TRUTH_{AND,OR}IF_EXPR): Likewise. 6156 (do_jump, case COND_EXPR): Likewise. 6157 * stmt.c (struct nesting): Likewise. 6158 (expand_return, expand_start_bindings, expand_end_bindings): Likewise. 6159 (expand_cleanups, {start,end}_cleanup_deferal): Likewise. 6160 * tree.h (start_cleanup_deferal): Likewise. 6161 (end_cleanup_deferal): Likewise. 6162 * calls.c (expand_call): Likewise. 6163 * function.h (struct function): Likewise. 6164 * except.c (asynchronous_exceptions): Support 6165 -fasynchronous_exceptions. 6166 (can_throw): Likewise. 6167 * toplev.c (f_options): Likewise. 6168 6169 * flags.h (flag_short_temps): Remove support for short temps. 6170 * calls.c (expand_call): Likewise. 6171 * toplev.c (flag_short_temps): Likewise. 6172 6173 * stmt.c (expand_start_target_temps): Add for convenience. 6174 (expand_end_target_temps): Likewise. 6175 * except.c (jumpif{,not}_rtx): Likewise. 6176 6177 * stmt.c: Remove all traces of empty_cleanup_list. 6178 6179Wed Apr 23 17:26:40 1997 Ian Lance Taylor <ian@cygnus.com> 6180 6181 * reload1.c (reload_cse_mem_conflict_p): Don't assume that a 6182 SUBREG can not conflict with a MEM. 6183 6184Wed Apr 23 09:48:58 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) 6185 6186 * 1750a.md (cmphi): Fixed when next CC user is unsigned. 6187 (mov[hq]i-[23]): New patterns for mem-indirect moves. 6188 (movhf,movtqf): Corrected. 6189 * 1750a.c (memop_valid): Memory indirection now valid. 6190 (nonindirect_operand): Remove. 6191 (print_operand): Fix the 'J' output modifier. 6192 * 1750a.h (FRAME_POINTER_REQUIRED): Not required. 6193 (INITIAL_FRAME_POINTER_OFFSET,FIX_FRAME_POINTER_ADDRESS): Undefine. 6194 (FUNCTION_PROLOGUE,FUNCTION_EPILOGUE): Honor -fomit-frame-pointer. 6195 (ELIMINABLE_REGS,CAN_ELIMINATE,INITIAL_ELIMINATION_OFFSET): Defined. 6196 (PREFERRED_RELOAD_CLASS): Corrected. 6197 (CONST_COSTS,ADDRESS_COST,REGISTER_MOVE_COST,MEMORY_MOVE_COST): 6198 Slight adjustments. 6199 (ASM_APP_ON,ASM_APP_OFF): Corrected. 6200 * ms1750.inc (DUCR.M,DUC.M): Defined. 6201 6202Wed Apr 23 09:41:35 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 6203 6204 * reload.c (push_reload): Fix last arg of call to find_dummy_reload. 6205 6206Wed Apr 23 09:29:14 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 6207 6208 * configure (i[3456]86-next-*, m68k-next-nextstep{2,3}*): 6209 Remove out_file and add extra_objs. 6210 * config/nextstep.c: Add includes for config.h, stdio.h, and flags.h. 6211 * {i386,m68k}/t-next (nextstep.o): New rule. 6212 * m68k/next.h: Remove include of machmode.h. 6213 * {i386,m68k}/next.c: Files deleted. 6214 6215Tue Apr 22 20:45:29 1997 Jason Merrill <jason@yorick.cygnus.com> 6216 6217 * sparc.h (DBX_CONTIN_LENGTH): Shrink to 1000. 6218 6219Tue Apr 22 18:21:20 1997 Jim Wilson <wilson@cygnus.com> 6220 6221 * dwarf2out.c (gen_variable_dir): Add test for DW_AT_declaration to 6222 the old_die if statement, and delete assertion for it. 6223 (decl_ultimate_origin): Remove last change. 6224 6225Tue Apr 22 10:22:27 1997 Jeffrey A Law (law@cygnus.com) 6226 6227 * mn10300.c (expand_prologue): End the current sequence before 6228 counting the tst insns in the current function. Start a new 6229 one before emitting any prologue instructions. 6230 6231 * mn10300.h (REGISTER_MOVE_COST): Bump up cost of moves in the 6232 same class. 6233 6234 * mn10300.md (untyped_call): New expander. 6235 6236Mon Apr 21 16:30:21 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 6237 6238 * cse.c (fold_rtx, case PLUS): When seeing if negative of constant 6239 is around, make sure not dealing with largest negative. 6240 6241Mon Apr 21 13:57:53 1997 Jim Wilson <wilson@cygnus.com> 6242 6243 * mips/t-ecoff: Set TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS. 6244 6245 * m68k.c (output_addsi3): New function. From addsi3 pattern. 6246 * m68k.h (output_addsi3): Add declaration. 6247 * m68k.md (movqi+2): Add address registers. 6248 (movxf+1): Disable for TARGET_5200. 6249 (movxf+2): New pattern for TARGET_5200. 6250 (addsi3): Add define_expand. Move code to output_addsi3. 6251 (addsi3_internal): Renamed from addsi3. Disable for TARGET_5200. 6252 (addsi3_5200): New pattern for TARGET_5200. 6253 6254Sun Apr 20 10:45:35 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 6255 6256 * fold-const.c (operand_equal_p): Constants are not equal if there 6257 has been an overflow. 6258 6259 * toplev.c (compile_file): Shorten "branch-probabilities" in 6260 output of times. 6261 6262 * alpha/vms.h (MOD[SD]I3_LIBCALL): Call ots$rem, not ots$mod. 6263 (DWARF2_DEBUGGING_INFO): Define. 6264 6265 * alpha.c (alpha_need_linkage): Call get_identifier. 6266 6267 * rs6000.c (rs6000_output_load_toc_table): New function. 6268 (output_prolog): Call it instead of doing it directly. 6269 * rs6000.md (nonlocal_goto_receiver): New pattern. 6270 6271 * dwarf2out.c: Major cleanup; mostly reformatting. 6272 Include expr.h. 6273 Undefine inline ifndef __GNUC__; never define to include static. 6274 Add "static" to header of all inlined functions. 6275 Add declarations for all static functions, with prototypes. 6276 (addr_const_to_string): Use HOST_WIDE_INT_PRINT_* macros. 6277 (add_AT_*, new_{die,loc_descr,cfi): Don't check for xmalloc 6278 returning zero. 6279 (modified_type_die): Add missing parm on recursive call. 6280 ({reg,based}_loc_descriptor): Add missing arg to call to new_loc_descr. 6281 (add_const_value_attribute): Use REAL_VALUE_TYPE for fp calculations. 6282 (output_call_frame_info): Add missing arg to output_cfi call. 6283 (dwarf2out_def_cfa): Local variable OLD_REG must be unsigned long. 6284 * Makefile.in (dwarf2out.o): Includes expr.h. 6285 6286 * dwarf2out.c: Cast first arg in all calls to bzero to char *. 6287 (decl_ultimate_origin): Return NULL if equal to decl. 6288 (constant_size): Never return more than 4. 6289 (value_format, case 8): New case. 6290 (dwarf2out_frame_debug): Use HARD_FRAME_POINTER_REGNUM. 6291 (based_loc_descr): Likewise. 6292 (add_bound_info): Delete default case. 6293 Add cases for CONVERT_EXPR and NON_LVALUE_EXPR; treat like NOP_EXPR. 6294 Change NOP_EXPR to to recursive call. 6295 (add_type_attribute): Ignore unnamed subtype of integral or FP. 6296 (gen_subprogram_die): Use reg_loc_descriptor. 6297 (dwarf2out_decl): Ignore nested functions. 6298 6299 * fix-header.c, protoize.c, gcov.c: Use symbolic codes for exit. 6300 6301 * final.c (profile_function): Only call ASM_OUTPUT_REG_{PUSH,POP} 6302 if defined. 6303 6304 * expr.c ({move,clear}_by_pieces_1, expand_assignment): Ensure 6305 we have unshared rtx before changing flags. 6306 (store_{constructor,field}): Likewise. 6307 (expand_expr, case COMPONENT_REF): Likewise. 6308 (store_expr): Check if TEMP and TARGET are same with rtx_equal_p. 6309 6310 * emit-rtl.c (change_address, init_emit): Delete forward references. 6311 (rtl_obstack, stack_depth, max_stack_depth): Delete extern decls. 6312 6313Fri Apr 18 18:25:52 1997 Jim Wilson <wilson@cygnus.com> 6314 6315 * function.c (instantiate_decls): For DECL_INCOMING_RTL, use max 6316 of type size and mode size in instantiate_decl call. 6317 6318 * fixincludes (sys/lc_core.h): Fix OSF1/4.x namespace pollution. 6319 6320Wed Apr 16 19:36:53 1997 Jason Merrill <jason@yorick.cygnus.com> 6321 6322 * dwarf2out.c (add_bound_info): Use a DIE instead of a location 6323 expression for variable bounds. Trust a MEM rtx even when 6324 optimizing. 6325 (DWARF_FRAME_RETURN_COLUMN): Default to FIRST_PSEUDO_REGISTER. 6326 6327 * expr.c (expand_expr, case RTL_EXPR): If there is no sequence, 6328 don't set it to const0_rtx. 6329 * tree.c (array_type_nelts): Don't return any SAVE_EXPRs. 6330 6331Mon Apr 14 18:12:57 1997 David Edelsohn <edelsohn@mhpcc.edu> 6332 6333 * rs6000.h (RS6000_ITRUNC, RS6000_UITRUNC): Prepend underscores. 6334 (RS6000_MCOUNT): New macro. 6335 (ASM_FILE_START): Use RS6000_MCOUNT. 6336 * rs6000.c (output_function_profiler): Use RS6000_MCOUNT. 6337 * rs6000/aix31.h (RS6000_{ITRUNC,UITRUNC,MCOUNT}): New macros. 6338 6339Mon Apr 14 14:37:27 1997 Jeffrey A Law (law@cygnus.com) 6340 6341 * mn10300.c (can_use_return_insn): Include outgoing argument 6342 area in size computation. 6343 (expand_prologue): Likewise. No longer diddle with sequences. 6344 Put register saves just before outgoing argument area. 6345 (expand_epilogue): Similarly. 6346 (impossible_plus_operand): New function. 6347 * mn10300.h (FRAME_POINTER_REQUIRED): Never require a frame pointer. 6348 (ACCUMULATE_OUTGOING_ARGS, OUTGOING_REG_PARM_STACK_SPACE): Define. 6349 (impossible_plus_operand): Declare. 6350 * mn10300.md (reload_insi): New expander to handle pathological 6351 reload cases. 6352 (addsi3): Fix CC status. 6353 6354 * mn10300.h (FUNCTION_VALUE): Return addresses in $a0. 6355 (FUNCTION_VALUE_REGNO_P): Corresponding changes. 6356 * mn10300.md (call_value_internal): Allow output to be in an 6357 address register. 6358 6359 * calls.c (emit_library_call): Handle saving of stack slots when 6360 ACCUMULATE_OUTGOING_ARGS is defined. 6361 (emit_library_call_value): Likewise. 6362 6363Mon Apr 14 14:48:15 1997 Jim Wilson <wilson@cygnus.com> 6364 6365 * sh.md (xtrct_left, xtrct_right): New patterns. 6366 6367 * combine.c (get_last_value_validate): New argument insn. 6368 Add check for memory reference clobbered by later store. 6369 (record_value_for_reg, get_last_values): Pass in new argument. 6370 6371Mon Apr 14 14:03:18 1997 Mike Meissner <meissner@cygnus.com> 6372 6373 * configure (powerpc --with-cpu=x): Add embedded powerpcs and 604e. 6374 6375 * rs6000.c (rs6000_override_options): Recognize -mcpu=801, -mcpu=823, 6376 and -mcpu=604e. 6377 6378Sun Apr 13 18:43:16 1997 Ian Lance Taylor <ian@cygnus.com> 6379 6380 * reload1.c (invalidate_regno_rtx): New static variable. 6381 (reload_cse_invalidate_regno): Check whether any earlier registers 6382 have a multi-register value which includes the register we are 6383 invalidating. 6384 (reload_cse_regs): Initialize invalidate_regno_rtx. 6385 6386 * reload1.c (reload_cse_record_set): When setting reg_values for a 6387 copy from one register to another, use gen_lowpart_common to 6388 adjust the value correctly if the mode changes. 6389 6390Sun Apr 13 17:24:48 1997 Doug Evans <dje@cygnus.com> 6391 6392 * expr.c (move_block_from_reg): Try using integral mov operation first. 6393 6394 * calls.c (expand_call): When copying unaligned values into a register, 6395 zero out the register first rather than emitting a clobber. 6396 6397 * integrate.c (copy_rtx_and_substitute): If FRAME_GROWS_DOWNWARD 6398 and regno == VIRTUAL_STACK_VARS_REGNUM, round size of stack slot up 6399 before calling assign_stack_temp. 6400 6401Sun Apr 13 15:29:38 1997 Ulrich Drepper <drepper@cygnus.com> 6402 6403 * enquire.c (fake_f_rep): Add missing element name in cast. 6404 6405Sun Apr 13 15:20:05 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 6406 6407 * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS): 6408 Fix sign bug in last change. 6409 6410Sun Apr 13 15:03:38 1997 J.T. Conklin <jtc@netbsd.org> 6411 6412 * m68k.md (movstricthi): Remove extraneous comparisons. 6413 6414 * configure (*-*-netbsd): tmake_file now t-netbsd; delete xmake_file. 6415 * config/t-netbsd: New file. 6416 * config/x-netbsd: Removed. 6417 6418Sun Apr 13 14:51:25 1997 Richard Earnshaw (rearnsha@armltd.co.uk) 6419 6420 * cse.c (canon_reg, cse_insn): Don't examine insn_n_dups if 6421 recog_memoized fails to find a match. 6422 6423Sun Apr 13 14:17:26 1997 Ian Lance Taylor <ian@cygnus.com> 6424 6425 * reload1.c (reload_cse_noop_set_p): Add insn parameter. Change 6426 all callers. If deleting the instruction, remove any earlier 6427 REG_DEAD note for DREG. 6428 (reload_cse_simplify_set): If simplifying, remove any earlier 6429 REG_DEAD note for the new source register. 6430 6431Sun Apr 13 14:12:08 1997 Pat Rankin <rankin@eql.caltech.edu> 6432 6433 * libgcc2 (L_bb, L_exit): Use 0 rather than NULL for null pointers. 6434 6435Sun Apr 13 12:53:03 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 6436 6437 * m68k/linux.h (ASM_SPEC): Define. 6438 (STRUCT_VALUE_REGNUM, STATIC_CHAIN_REGNUM, INITIALIZE_TRAMPOLINE): 6439 Remove definitions, undoing the change of Mar 20 1996. 6440 6441 * m68k.c (output_move_qimode): Optimize pushing one byte if source 6442 operand does not use stack pointer. 6443 6444 * m68k.md (rotl[shq]i3, rotl[hq]i3+1): Don't directly modify operand. 6445 6446 * m68k.md (tstdi): Add missing parallel around the pattern. 6447 6448Sun Apr 13 12:51:00 1997 Paul Eggert <eggert@twinsun.com> 6449 6450 * cccp.c, cpplib.c (do_include): Diagnose #import and 6451 #include_next if pedantic and if not in a system header. 6452 (do_warning): #warning now causes an error if -pedantic-errors 6453 is given; this is needed since #warning isn't ANSI. 6454 6455 * toplev.c (lang_options): Add -Wundef, -Wno-undef. 6456 * c-decl.c (c_decode_option): Ignore -Wundef, -Wno-undef. 6457 6458 * cccp.c, cexp.y (warn_undef): New variable. 6459 * cpplib.h (struct cpp_options): New member warn_undef. 6460 (CPP_WARN_UNDEF): New macro. 6461 6462 * cccp.c (main), cpplib.c (cpp_handle_options): Set warn_undef 6463 from -Wundef and -Wno-undef. 6464 6465 * cppexp.c (cpp_lex) New arg skip_evaluation. 6466 (cpp_parse_expr): Pass skip_evaluation to cpp_lex. 6467 Abort if cpp_lex returns NAME. 6468 6469 * cexp.y (exp), cppexp.c (cpp_lex): Optionally warn about undefined 6470 identifiers that evaluate to 0. 6471 6472Sun Apr 13 11:43:16 1997 Joel Sherrill <joel@OARcorp.com> 6473 6474 * configure (hppa1.1-*-rtems*): New target. 6475 * mips/rtems.h: New file. 6476 6477Sun Apr 13 09:48:26 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 6478 6479 * gcov.c (print_usage, open_files): Use FATAL_EXIT_CODE. 6480 * collect2.c (fatal_perror, fatal, collect_wait): Likewise. 6481 6482 * sparc.c (eligible_for_delay_slot): Clean up and make to agree 6483 precisely with patterns in MD file. 6484 * sparc.md (*return_addsi): Change condition to exclude both ints. 6485 (*return_adddi): Likewise. 6486 (*return_subsi): New pattern. 6487 6488 * recog.c (validate_replace_rtx_1, case MINUS): New case. 6489 6490Sun Apr 13 08:20:24 1997 Thomas Bushnell <thomas@gnu.ai.mit.edu> 6491 6492 * i386/gnu.h (TARGET_VERSION): Redefine. 6493 6494Sun Apr 13 08:15:31 1997 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 6495 6496 * c-typeck.c (lookup_field): Don't recurse unless FIELD is 6497 a RECORD_TYPE or UNION_TYPE. 6498 6499 * final.c (profile_function): Save the static chain register 6500 around the call to the profiler function. 6501 6502 * loop.c (invariant_p, case REG): Pointers into frame are not 6503 invariants if function has nonlocal gotos. 6504 * reload1.c (reload): If function has nonlocal label, mark all 6505 caller-saved regs as used. 6506 6507Fri Apr 11 16:49:06 1997 Doug Evans <dje@seba.cygnus.com> 6508 6509 * m32r.h (REG_ALLOC_ORDER): Restore to original setting. 6510 6511 * m32r.h (UPPER16_P): Fix calculation. 6512 * m32r.c (two_insn_const_operand): New function. 6513 (m32r_print_operand): Handle 'X'. 6514 * m32r.md (movsi): Tweak. 6515 (*movsi_insn): Output hex value of constants too. 6516 (movsi define_split): Add. 6517 (andsi3,orsi3,xorsi3): Output hex value of constants too. 6518 6519Thu Apr 10 18:39:33 1997 Jim Wilson <wilson@cygnus.com> 6520 6521 * sh.md (sne): Modified to use negc instead of xor. 6522 (sne+1): New define_split for new sne pattern. 6523 * sh.c (output_stack_adjust): Reorganize code for readability. 6524 If size is negative, negate and subtract it instead of adding it. 6525 6526Wed Apr 9 13:51:07 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 6527 6528 * sh.c (output_stack_adjust): When splitting an adjustment into two 6529 parts, make sure the stack is aligned at all times. 6530 6531Tue Apr 8 12:34:38 1997 Jeffrey A Law (law@cygnus.com) 6532 6533 * mn10300.h (RETURN_ADDR_RTX): Define. 6534 6535Mon Apr 7 19:19:57 1997 Jeffrey A Law (law@cygnus.com) 6536 6537 * mn10300.c (count_tst_insns): New function. 6538 (expand_prologue): Load zero into data and/or address registers 6539 if any are free and the function has optimizable tst insns. 6540 (output_tst): If a suitable register is known to have the 6541 value zero, use it instead of searching for a suitable register. 6542 * mn10300.h (zero_dreg, zero_areg): Declare. 6543 (FRAME_POINTER_NEEDED): Frame pointers are not needed if the 6544 outgoing argument size is zero. 6545 * mn10300.md (movXX): Optimize loading zero into an address 6546 register if possible. Optimize loading a DF/DI mode value 6547 into an address register from a constant memory address. 6548 (addsi3): Provide alternative which doesn't require a matching 6549 inout operand. 6550 (return): Optimize consecutive return instructions. 6551 6552Mon Apr 7 17:30:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 6553 6554 * mips/iris5.h (SUBTARGET_CC1_SPEC): Define. 6555 (LINK_SPEC, STARTFILE_SPEC): Support -static. 6556 * mips/iris6.h (SUBTARGET_CC1_SPEC): Define. 6557 (STARTFILE_SPEC, LINK_SPEC): Support -static. 6558 * mips.h: (SUBTARGET_CC1_SPEC): Define. 6559 (CC1_SPEC): Add subtarget_cc1_spec. 6560 (EXTRA_SPECS): Add subtarget_cc1_spec. 6561 6562Sun Apr 6 12:24:53 1997 Richard Earnshaw (rearnsha@armltd.co.uk) 6563 6564 * arm.md (incscc): Use a match_operand with cc_register to match 6565 the condition code register. 6566 (decscc, *condbranch, *condbranch_reversed, *mov_scc): Likewise. 6567 (*mov_negscc, *mov_notscc, *cond_return): Likewise. 6568 (*cond_return_inverted, *ior_scc, *cond_move): Likewise. 6569 (insv): New expand. 6570 (andsi_notsi_si): Renamed from *andsi_notsi_si. 6571 (andsi_not_shiftsi_si): New insn. 6572 (*minmax_arithsi): Don't match this insn if operand1 is an 6573 eliminable register. 6574 ({sin,cos}*): Delete, since the ARM always emulates these its 6575 faster to call a library function. 6576 (movsicc, *movsicc_insn): Make operand0 an s_register_operand, 6577 and operand3 an arm_not_operand. Use cc_register to match the 6578 condition code register. 6579 (mov[sd]fcc*): Make operand[0,2] s_register_operands, and operand3 6580 the nonmemory_operand. Use cc_register to match the condition 6581 code register. 6582 (*ifcompare_plus_move): Move before *ifcompare_arith_move. Just do 6583 a split for the output. 6584 (*ifcompare_move_plus): Similarly, but relative 6585 to *ifcompare_move_arith. 6586 (*if_plus_move, *if_move_plus): New patterns. 6587 (*ifcompare_arith_arith): Simplify the alternatives down to just one, 6588 and split the insn before output. 6589 (*if_arith_arith, *if_arith_move, *if_move_arith): New patterns. 6590 (*ifcompare_move_not, *ifcompare_not_move): Simplify and split the 6591 insn before output. 6592 (*if_move_not, *if_not_move): New patterns. 6593 (*ifcompare_shift_move, *ifcompare_move_shift): Simplify and split the 6594 insn before output. 6595 (*if_shift_move, *if_move_shift): New patterns. 6596 (*ifcompare_shift_shift): Simplify and split the insn before output. 6597 (*if_shift_shift): New pattern. 6598 (*ifcompare_not_arith, *ifcompare_arith_not): Simplify and split the 6599 insn before output. 6600 (*if_not_arith, *if_arith_not): New patterns. 6601 (*ifcompare_neg_move, *ifcompare_move_neg): Simplify and split the 6602 insn before output. 6603 (*if_neg_move, *if_move_neg): New patterns. 6604 6605Sat Apr 5 20:17:43 1997 Michael Meissner <meissner@cygnus.com> 6606 6607 * rs6000/sol-ci.asm (_environ): Don't make _envrion a common 6608 variable, the lastest assembler doesn't let common variables also 6609 be a weak symbol. 6610 6611Fri Apr 4 18:30:12 1997 Jim Wilson <wilson@cygnus.com> 6612 6613 * rs6000.md (adddi3): Use non_short_cint_operand instead of 6614 non_add_cint_operand. 6615 6616Thu Apr 3 15:08:39 1997 Jeffrey A Law (law@cygnus.com) 6617 6618 * mn10300.c (can_use_return_insn): Add size of fixed stack space 6619 for function calls into the size of the frame. 6620 (expand_prologue, expand_epilogue): Likewise. 6621 (initial_offset): Corresponding changes.. 6622 * mn10300.h (OUTGOING_REG_PARM_STACK_SPACE): No longer define. 6623 (STACK_POINTER_OFFSET): Define. 6624 * mn10300.md (call, call_value expanders): Don't adjust the stack 6625 pointer here anymore. 6626 6627 * mn10300.md (ashlsi3): Remove some alternatives which are no longer 6628 needed or desired. 6629 6630Thu Apr 3 15:06:53 1997 Jim Wilson <wilson@cygnus.com> 6631 6632 * local-alloc.c (no_conflict_p): Reject sequences with foreign insns. 6633 6634 * combine.c (move_deaths): Handle partial REG_DEAD note for 6635 multi-reg hard register. 6636 6637 * function.c (expand_function_start): Emit queue after expanding 6638 each dynamic parameter type. 6639 6640 * mips.c (mips_move_2words): Add SIGN_EXTEND support for SYMBOL_REF, 6641 LABEL_REF, and CONST operands. 6642 6643 * dwarf2out.c: Delete comment referring to README.DWARF. 6644 6645Wed Apr 2 17:21:23 1997 Jim Wilson <wilson@cygnus.com> 6646 6647 * rs6000.md (ashrdi3_power): Mark alternative 0 as early_clobber 6648 output. 6649 6650 * rs6000.md (abssi3_nopower define_split): Switch operands of MINUS. 6651 (nabssi3_nopower define_split): Likewise. 6652 6653Tue Apr 1 19:30:01 1997 Mike Stump <mrs@cygnus.com> 6654 6655 * libgcc2.c (find_exception_table): Fix to logic to deal with 6656 functions that are in their own section, such as template 6657 instantiations, that cause overlapping EH tables. 6658 6659Tue Apr 1 17:16:22 1997 Jeffrey A Law (law@cygnus.com) 6660 6661 * Makefile.in (USER_H): Add va-mn10300.h 6662 6663 * ginclude/stdarg.h: Include va-mn10300.h. 6664 * ginclude/varargs.h: Likewise. 6665 * ginclude/va-mn10300.h: New file. 6666 * mn10300.c (expand_prologue): If current_function_varargs is nonzero, 6667 flush d0/d1 back into stack. 6668 (mn10300_builtin_saveregs): New function. 6669 (function_arg, function_arg_partial_nregs): New functions. 6670 (initial_offset): Tweak now that the RP save area is allocated 6671 and deallocated around each call again. 6672 * mn10300.h (FIRST_PARM_OFFSET): Now 4. 6673 (FRAME_POINTER_REQUIRED): Require frame pointer for all non-leaf fcns. 6674 (REG_PARM_STACK_SPACE): Now 8 bytes. 6675 (FUNCTION_ARG_REGNO_P): Update for new parameter passing conventions. 6676 (CUMULATIVE_ARGS, INIT_CUMULATIVE_ARGS): Likewise. 6677 (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Likewise. 6678 (FUNCTION_ARG_PARTIAL_NREGS): Likewise. 6679 (TRAMPOLINE_TEMPLATE): Don't clobber d0 anymore. 6680 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes. 6681 (EXPAND_BUILTIN_SAVEREGS): Define. 6682 * mn10300.md (call, call_value patterns): Allocate and deallocate 6683 stack slot for return pointer around each call. 6684 6685 * mn10300.h (RTX_COSTS): Refine. 6686 (CASE_VALUES_THRESHHOLD, NO_FUNCTION_CSE): Likewise. 6687 * mn10300.c (output_tst): New function. 6688 * mn10300.md (movdi, movdf): Improve code to load constants into regs. 6689 (tst insns): Use output_tst to optimize some cases. Add versions to 6690 encourage more zero extensions instead of sign extensions of HImode 6691 and QImode values. 6692 (divsi3, udivsi3): Remove patterns. Replaced by... 6693 (divmodsi4, udivmodsi4): New expanders/patterns. 6694 (andsi3): Optimize "and" operations with certain constants. 6695 6696Tue Apr 1 09:14:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 6697 6698 * sh.h: (ADJUST_COSTS): Define. 6699 6700Fri Mar 28 17:46:13 1997 Jim Wilson <wilson@cygnus.com> 6701 6702 * Makefile.in (LANGUAGES): Add gcov. 6703 (OBJS): Add profile.o. 6704 (STAGESTUFF): Add gcov. 6705 (profile.o, gcov.o, gcov): Add rules to build them. 6706 (install-common): Install gcov. 6707 * combine.c (distribute_notes): Handle REG_BR_PROB and REG_EXEC_COUNT 6708 REG_NOTES. 6709 * sparc.h (OVERRIDE_OPTIONS): Check profile_arc_flag. 6710 * final.c (LONG_TYPE_SIZE): Define. 6711 (count_instrumented_arcs): New variable. 6712 (end_final, profile_after_prologue, leaf_function_p): Add support 6713 for profile_arc_flag. 6714 (add_bb): Only call CC_STATUS_INIT if HAVE_cc0. 6715 * flags.h (profile_arc_flag, flag_test_coverage, 6716 flag_branch_probabilities): Declare. 6717 * function.c (expand_function_end): Output NOTE_REPEATED_LINE_NUMBER 6718 for last line of function. 6719 * integrate.c (expand_inline_function): Output 6720 NOTE_REPEATED_LINE_NUMBER after inlined call. 6721 * jump.c (jump_optimize, follow_jumps, mark_jump_label): Disable some 6722 optimizations when flag_test_coverage and there is a line number note 6723 in the way. 6724 (invert_jump): Add REG_BR_PROB when flag_branch_probabililties. 6725 * libgcc2.c (__bb_exit_func): Support gcov style output. 6726 * reorg.c (mostly_true_jump): Use REG_BR_PROB notes when 6727 flag_branch_probabilities. 6728 * rtl.c (note_insn_name): Add NOTE_REPEATED_LINE_NUMBER. 6729 (reg_note_name): Add REG_BR_PROB and REG_EXEC_COUNT. 6730 * rtl.h (enum reg_note): Add REG_BR_PROB and REG_EXEC_COUNT. 6731 (REG_BR_PROB_BASE): Define. 6732 (NOTE_REPEATED_LINE_NUMBER): Define. 6733 * sched.c (update_flow_info): Handle REG_EXEC_COUNT and REG_BR_PROB 6734 notes. 6735 * toplev.c (branch_prob_dump, profile_arc_flag, flag_test_coverage, 6736 flag_branch_probabilities, branch_prob_dump_file, branch_prob_time): 6737 New variables. 6738 (f_options): Add profile-arcs, test-coverage, and 6739 branch-probabilities. 6740 (compile_file): Set branch_prob_time. Pass flag_test_coverage to 6741 init_emit_once. Handle branch_prob_dump. Call init_branch_prob. 6742 Call end_branch_prob. Call output_func_start_profiler. 6743 (rest_of_compilation): Handle branch_prob_dump. Call new 6744 branch_prob pass. 6745 (main): Set branch_prob_dump. 6746 * gcov.c, profile.c, gcov-io.h, gcov.texi: New files. 6747 6748Thu Mar 27 16:52:52 1997 Stan Cox <coxs@dg-rtp.dg.com> 6749 6750 * i386.h (CPP_CPU_DEFAULT): Define if TARGET_CPU_DEFAULT is not set. 6751 * i386.h (STACK_BOUNDARY): Define to always be 32. 6752 6753 From J"orn Rennecke <amylaar@cygnus.co.uk> 6754 * i386.md: (zero_extendhisi2+[12]): Use true_regnum instead of 6755 REGNO for operand 0. 6756 (zero_extendqisi2+3): Use reg_overlap_mentioned_p instead of REGNO 6757 comparison; use true_regnum instead of REGNO for rtx generation. 6758 6759Wed Mar 26 12:34:21 1997 Ian Lance Taylor <ian@cygnus.com> 6760 6761 * reload1.c (reload): Call reload_cse_regs. 6762 (reg_values): New static variable. 6763 (reload_cse_invalidate_regno): New static function. 6764 (reload_cse_mem_conflict_p): New static function. 6765 (reload_cse_invalidate_mem): New static function. 6766 (reload_cse_invalidate_rtx): New static function. 6767 (reload_cse_regs): New static function. 6768 (reload_cse_regno_equal_p): New static function. 6769 (reload_cse_noop_set_p): New static function. 6770 (reload_cse_simplify_set): New static function. 6771 (reload_cse_check_clobbered): New static variable. 6772 (reload_cse_check_src): New static variable. 6773 (reload_cse_check_clobber): New static function. 6774 (reload_cse_record_set): New static function. 6775 6776Wed Mar 26 07:34:06 1997 Ulrich Drepper <drepper@cygnus.com> 6777 6778 * ginclude/stdarg.h (__va_copy): New definition. 6779 6780Tue Mar 25 13:43:36 1997 Michael Meissner <meissner@cygnus.com> 6781 6782 * gcc.c (init_spec): If -v, print out that the default spec values 6783 were being used. Fix prototype to reflect no arguments. 6784 (set_spec): If specs has not been set, set it up with the default 6785 specs. 6786 (read_specs): Move to later in the file so that startfile_prefixes 6787 has been declared. Process "%include <file>" to include another 6788 specs file, aborting if the file can't be found. Process 6789 "%include_noerr <file>: to include another specs file, giving no 6790 error if the file can't be found. Process "%rename var1 var2" to 6791 rename a specs variable. Take new argument that indicates whether 6792 we are processing the main file. Only process % commands if this 6793 is not the main specs file. Change callers. 6794 (main): Do not call init_spec if a specs file was found. 6795 (set_spec,read_specs,do_spec_1): If DEBUG_SPECS is defined, print 6796 debug information. 6797 6798Tue Mar 25 14:43:58 1997 Doug Evans <dje@cygnus.com> 6799 6800 * expr.c (emit_push_insn): Delete emission of CLOBBER 6801 when doing partial push, no longer necessary. 6802 6803 * c-decl.c (grokdeclarator): Pedwarn qualified void function return 6804 type. 6805 6806Tue Mar 25 14:28:15 1997 Richard Earnshaw (rearnsha@armltd.co.uk) 6807 6808 * reload.c (find_dummy_reload): New parameter earlyclobber. If set 6809 then don't use IN for the reload if it also appears elsewhere in 6810 the insn. All callers changed. 6811 6812Tue Mar 25 13:20:18 1997 J.T. Conklin <jtc@cygnus.com> 6813 6814 * m68k/lb1sf68.asm (udivsi3): Fix hunk from previous patch that 6815 did not apply correctly. 6816 6817 * m68k.md (tablejump): Use extl to explicitly sign extend 6818 index registeron TARGET_5200. 6819 * m68k/{apollo68.h,coff.h,linux.h,mot3300.h,pbb.h} 6820 (ASM_RETURN_CASE_JUMP): Likewise. 6821 6822 * m68k.md (mulsi3): Changed into define_expand. Split insn into 6823 m68k and coldfire specific versions with appropriate constraints. 6824 6825 * m68k.md (movqi): Disable use of address registers for 6826 TARGET_5200. 6827 6828 * m68k/lb1sf68.asm (__modsi3, __umodsi3): Use mulsl instruction 6829 instead of __mulsi3 function call on the coldfire. 6830 6831 * m68k.md (bne0_di): Fix typo in last change. 6832 6833 * m68k.md (xorsi3_5200): Correct constraints. 6834 6835 * m68k.c (output_move_{si,hi,qi}mode): New functions. 6836 * m68k.h (output_move_{si,hi,qi}mode): Declare. 6837 6838 * m68k.md (move{si,hi,qi,di}): Changed into define_expands. Split 6839 insns into m68k and coldfire specific versions with appropriate 6840 constraints. 6841 6842Tue Mar 25 12:18:41 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 6843 6844 * Makefile.in (GCC_PASSES): Revert previous change; use cc1$(exeext). 6845 6846Mon Mar 24 16:12:20 1997 Doug Evans <dje@cygnus.com> 6847 6848 * m32r/*: New files. 6849 * config.sub: Add m32r. 6850 * configure: Add m32r. 6851 * longlong.h: Add m32r support. 6852 * ginclude/{stdarg.h,varargs.h}: Add m32r support. 6853 * ginclude/va-m32r.h: New file. 6854 6855Mon Mar 24 15:53:15 1997 Joel Sherrill <joel@OARcorp.com> 6856 6857 * rs6000/rtems.h: Change to a near clone of the powerpc-eabi target. 6858 * configure (powerpc*-*-rtems): Move before GNU/Linux configuration. 6859 6860Mon Mar 24 14:26:37 1997 Gavin Koch <gavin@cygnus.com> 6861 6862 * ginclude/va-mips.h: For little endian, eabi, objects 6863 less than __va_reg_size are passed in registers. 6864 6865Fri Mar 21 00:48:02 1997 Jeffrey A Law (law@cygnus.com) 6866 6867 * mn10300.c (print_operand): Handle 'N'. 6868 6869 * mn10300.c (expand_epilogue): Correctly handle functions 6870 with large frames, but no callee register saves. 6871 6872 * mn1300.md (movdf, movdi): Handle overlapping moves. 6873 6874 * pa.c (compute_movstrsi_length): Handle residuals correctly. 6875 6876Thu Mar 20 13:53:30 1997 Michael Meissner <meissner@cygnus.com> 6877 6878 * rs6000.c (easy_fp_constant): If -mrelocatable, consider all fp 6879 constants to be hard. 6880 6881Mon Mar 20 13:53:30 1997 Jim Wilson <wilson@cygnus.com> 6882 6883 * rs6000.md (movdf/movsf define_splits): Add SUBREG support. 6884 6885 * rs6000.c (fp_reg_or_mem_operand): Delete. 6886 * rs6000.h (PREDICATE_CODES): Remove fp_reg_or_mem_operand. 6887 (fp_reg_or_mem_operand): Delete declaration. 6888 * rs6000.md (movsf_hardfloat): Use nonimmediate_operand instead 6889 of fp_reg_or_mem_operand. 6890 6891Thu Mar 20 08:52:27 1997 Jeffrey A Law (law@cygnus.com) 6892 6893 * mn10300.md (cmpsi): Handle comparing a register with 6894 itself by adding zero to the reg. Z bit for such an insn is 6895 inverted. 6896 * mn10300.c (notice_update_cc): Handle CC_INVERT. 6897 6898 * pa.c (emit_move_sequence): Don't lose for a secondary reload 6899 to the SAR register if the input is a MEM with an offset that won't 6900 fit in 14bits. 6901 6902Wed Mar 19 17:10:44 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 6903 6904 * m68k/linux.h (ASM_OUTPUT_MI_THUNK): Define. 6905 6906Wed Mar 19 16:59:34 1997 Paul Eggert <eggert@twinsun.com> 6907 6908 * cccp.c, cpplib.c (do_error, do_warning): Fix memory leak. 6909 6910 * cccp.c (output_line_directive): Do not output negative line 6911 numbers when analyzing directives like `#line 0'. 6912 6913 * cexp.y (parse_number, yylex), cccp.c (rescan), cpplib.c 6914 (cpp_get_token): Unless -lang-c89 is specified, allow C9X-style 6915 hexadecimal floating-point numbers as preprocessor numbers. 6916 * cccp.c (c89): New decl. 6917 (main): Set it to 1 if -lang-c89. 6918 * cpplib.h (struct cpp_options): New member c89. 6919 (CPP_C89): New macro. 6920 * cpplib.c (unsafe_chars): `p' is unsafe before `-' or `+', since it 6921 might generate a C9X-style hexadecimal floating-point number. 6922 (cpp_handle_options): Set c89 option to 1 if -lang-c89. 6923 6924Tue Mar 18 17:05:57 1997 Stan Cox <coxs@dg-rtp.dg.com> 6925 6926 * i386.h (STACK_BOUNDARY): Determine according to TARGET_ALIGN_DOUBLE. 6927 6928 * i386.c (override_options) Make the default alignment 4 for 486, 6929 otherwise 2. 6930 6931 * i386/freebsd-elf.h (CPP_SPEC): Remove TARGET_CPU_DEFAULT reference. 6932 * i386/linux{,-aout,-oldld}.h (CPP_SPEC): Likewise. 6933 6934 * i386/go32.h (DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE, 6935 NO_STAB_H, ASM_FILE_START, DBX_BLOCKS_FUNCTION_RELATIVE, 6936 DBX_FUNCTION_FIRST, DBX_OUTPUT_MAIN_SOURCE_FILE_END, 6937 ASM_OUTPUT_SOURCE_LINE): Added to support stabs. 6938 (ASM_OUTPUT_SECTION_NAME): Support section attribute. 6939 6940Tue Mar 18 16:12:28 1997 Jim Wilson <wilson@cygnus.com> 6941 6942 * final.c (shorten_branches): Split all insns before computing insn 6943 lengths. 6944 (final_scan_insn, case default): If HAVE_ATTR_length defined, call 6945 abort for any insn that has a '#' output template. 6946 6947 * expr.c (emit_group_load): Call operand_subword instead of creating 6948 an explicit SUBREG. 6949 6950 * reload1.c (reload_reg_free_before_p, case 6951 RELOAD_FOR_OPERAND_ADDRESS): Conflicts with RELOAD_FOR_OPADDR_ADDR 6952 reloads. 6953 6954 * configure (alpha-dec-osf[23456789]*): Use install-headers-cpio 6955 for osf4. 6956 6957 * gcc.c (init_spec): Delete parameter. Always initialize extra_specs. 6958 (process_command, main): Change all callers. 6959 6960 * combine.c (if_then_else_cond): Call copy_rtx to prevent sharing. 6961 6962Tue Mar 18 14:59:12 1997 Ian Lance Taylor <ian@cygnus.com> 6963 6964 * function.c (assign_parms): Add a REG_EQUIV note to the 6965 instruction which copies a parameter into a pseudo-register 6966 whenever there is an associated stack slot, even if the parameter 6967 actually arrived in a register. 6968 6969Tue Mar 18 14:24:48 1997 Doug Evans <dje@cygnus.com> 6970 6971 * configure (alpha-dec-osf[23]): Separate osf[23] case. 6972 * alpha.h (LIB_SPEC): -lprof1 requires -lpdf for OSF 4. 6973 * alpha/osf2or3.h: New file. 6974 6975Tue Mar 18 11:32:10 1997 Jeffrey A Law (law@cygnus.com) 6976 6977 * m68k.c (m68k_last_compare_had_fp_operands): New variable. 6978 * m68k.h (m68k_last_compare_had_fp_operands): Declare it. 6979 * m68k.md (tst*, cmp*): Turn into define_expand/define_insn pairs. 6980 Keep track of whether test/compare has fp operands. 6981 (seq, sne, sgt, slt, sge, sle): Turn into define_expand/define_insn 6982 pairs. Make expanders FAIL if TARGET_68060 and last comparison/test 6983 had fp operands. 6984 6985Tue Mar 18 04:29:29 1997 Richard Earnshaw <rearnsha@armltd.co.uk> 6986 6987 * arm.md (movhi): Handle generation of large constants during 6988 and after reload. 6989 6990Mon Mar 17 17:30:24 1997 Brendan Kehoe <brendan@lisa.cygnus.com> 6991 6992 * gmicro.h (RETURN_POPS_ARGS): Make sure FUNDECL is non-nil 6993 before we try to use it. 6994 * m68k.h (RETURN_POPS_ARGS): Likewise. 6995 * ns32k.h (RETURN_POPS_ARGS): Likewise. 6996 * pyr.h (RETURN_POPS_ARGS): Likewise. 6997 6998Mon Mar 17 17:13:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 6999 7000 * stor-layout.c (layout_record, PCC_BITFIELD_TYPE_MATTERS): 7001 Only add padding if a bit field would otherwise span more units 7002 of alignment than its base type. 7003 7004Mon Mar 17 17:03:55 1997 J.T. Conklin <jtc@cygnus.com> 7005 7006 * m68k.md (beq0_di, bne0_di, bge0_di, blt0_di): Use cmpw #0 7007 instead of tstl when testing address registers on the 68000. 7008 7009 * m68k/lb1sf68.asm: Fix prologues/epilogues to deal with the lack 7010 of predecrement/postincrement addressing modes in the coldfire 7011 moveml instruction. 7012 7013Mon Mar 17 17:00:14 1997 Scott Christley <scottc@net-community.com> 7014 7015 * Fix long standing bug where first method call for a class could 7016 result in a garbled stack or produce an incorrect return value. 7017 * objc/sendmsg.c (__objc_block_return): Remove function. 7018 (__objc_word_return, __objc_double_return): Remove functions. 7019 (__objc_get_forward_imp): New function. 7020 (__objc_init_dispatch_tables): Install zero instead of 7021 __objc_init_install_dtable. 7022 (__objc_init_install_dtable): No longer call the method but 7023 allow objc_msg_lookup return it for normal execution. 7024 (obj_msg_lookup): Differentiate between when a method isn't 7025 implemented and when the dispatch table needs to be installed. 7026 Return the IMP when the dispatch table is installed versus 7027 having __objc_init_install_dtable call it. 7028 (get_imp): Install dispatch table if needed and return IMP 7029 from the newly installed dispatch table. 7030 (__objc_responds_to): Install dispatch table if needed before 7031 checking if method is implemented. 7032 7033Mon Mar 17 16:29:38 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 7034 7035 * tree.c (build_{index,range}_type): Ensure expressions for min 7036 and max value are in same obstack as type. 7037 7038Mon Mar 17 15:44:18 1997 Pat Rankin <rankin@eql.caltech.edu> 7039 7040 * cccp.c [#if VMS] (O_RDONLY, O_WRONLY): Delete (redundant). 7041 (BSTRING): Delete (obsolete; usage occurs prior to definition). 7042 (do_include): Handle old VAX C style includes better. 7043 7044Mon Mar 17 13:46:47 1997 Paul Eggert <eggert@twinsun.com> 7045 7046 * cexp.y, cppexp.c (parse_number): Invalid integer constants are 7047 errors if pedantic. 7048 * cexp.y (yylex): Invalid multibyte characters are errors if pedantic. 7049 * cppexp.c (cpp_lex): Likewise. 7050 * cppexp.c (cpp_parse_escape): Character constants that do not fit are 7051 errors if pedantic. 7052 7053 * c-parse.in (expr_no_commas): Do not store temporary 7054 skip_evaluation increments on yacc value stack. 7055 7056Sun Mar 16 19:54:49 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 7057 7058 * expr.c (expand_expr, case PLACEHOLDER_EXPR): Refine which 7059 object is picked. 7060 7061Sun Mar 16 15:45:45 1997 Jeffrey A Law (law@cygnus.com) 7062 7063 * loop.c (strength_reduce): Adjust BENEFIT appropriately if an 7064 autoincrement memory reference will eliminate add insns. 7065 7066Sun Mar 16 08:41:40 1997 Scott Christley <scottc@net-community.com> 7067 7068 * i386.md (untyped_call): Re-enable code. 7069 * objc/sendmsg.c (__objc_block_return): New function. 7070 (__objc_word_return, __objc_double_return): New functions. 7071 (__objc_init_install_dtable): Call appropriate return function 7072 based upon method type. 7073 * objc/thr-pthreads.c: Correct include path. 7074 7075Sat Mar 15 07:58:33 1997 Scott Christley <scottc@net-community.com> 7076 7077 * objc-act.c (OBJC_VERSION): Increment version. 7078 * objc/init.c (OBJC_VERSION): Likewise. 7079 7080Sat Mar 15 07:58:00 1997 Ovidiu Predescu <ovidiu@net-community.com> 7081 7082 * Implement +load. 7083 * objc/init.c (objc_send_load, __objc_send_load): New functions. 7084 (__objc_send_message_in_list): New function. 7085 (__objc_force_linking): New function. 7086 (__objc_exec_class): Don't call _objc_load_callback here. 7087 * objc/linking.m: New file. 7088 * objc/sendmsg.c (class_add_method_list): Check for the +load method 7089 when adding a methods list to a class. 7090 * objc/Makefile (OBJC_O): Add linking.m. 7091 7092 * Allow methods defined in categories to override methods that are 7093 defined in the class implementation. 7094 * objc/sendmsg.c (__objc_install_methods_in_dtable): New function. 7095 (class_add_method_list): Don't check anymore for duplicate methods. 7096 7097 * config/nextstep.h (INCLUDE_DEFAULTS): Define to something useful 7098 when cross-compiling. 7099 7100 * The static instances list moved from the objc_module struct to 7101 objc_symtab struct, at the end of defs array. This now allows the NeXT 7102 gdb to work with binaries generated for the GNU ObjC runtime. 7103 * objc-act.c (build_objc_symtab_template): Make sure 7104 defs in objc_symtab is a NULL terminated array. 7105 (init_def_list): Attach statics to end of def list. 7106 (init_objc_symtab): Take statics list into account. 7107 (init_module_descriptor, build_module_descriptor): Don't add statics. 7108 (generate_static_references): Indicate that statics are used. 7109 (finish_objc): Process statics in the beginning. 7110 * objc/objc-api.h (objc_module): Eliminate statics variable. 7111 * objc/init.c (__objc_exec_class): Access statics from their 7112 new place in the defs variable. 7113 7114Sat Mar 15 07:29:15 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 7115 7116 * reload.c: Include expr.h. 7117 (find_reloads_address, find_reloads_address_1): New argument INSN. 7118 (find_reloads_address_1): Reload inside of p{re,ost}_{in,de}c 7119 instead of entire p{re,ost}_{in,de}c where appropriate. 7120 * Makefile.in (reload.o): Added expr.h to dependencies list. 7121 7122Sat Mar 15 07:17:12 1997 Richard Henderson <rth@tamu.edu> 7123 7124 * reload.h (eliminate_regs): Add STORING arg. 7125 * reload1.c (eliminate_regs): Likewise. 7126 (eliminate_regs, case SET): Pass that we are storing to recursive call. 7127 (eliminate_regs, case SUBREG): If storing and same number of words, 7128 use larger mode. 7129 * caller-save.c, dbxout.c, dwarfout.c, dwarf2out.c, reload.c, sdbout.c: 7130 Change all calls to eliminate_regs. 7131 7132Fri Mar 14 14:18:49 1997 Ian Lance Taylor <ian@cygnus.com> 7133 7134 * cplus-dem.c: Add prototypes for all static functions. 7135 (mystrstr): Make static. Make arguments and result const. 7136 (cplus_match): Remove; not used. 7137 7138Fri Mar 14 10:15:35 1997 Jeffrey A Law (law@cygnus.com) 7139 7140 * mn10300.c (const_costs): Remove unused function. 7141 * mn10300.h (CONST_COSTS): Rework to generate better code. 7142 7143 * mn10300.c (print_operand): Handle 'H' and 'L' output 7144 modifers for high/low part of a 64bit value. 7145 * mn10300.h (CONST_DOUBLE_OK_FOR_LETTER_P): Handle 'G' 7146 (LEGITIMATE_CONSTANT_P): Allow any constant. 7147 * mn10300.md (movdi, movdf): Implement. 7148 (adddi3, subdi3): New expanders and patterns. 7149 7150 * mn10300.c (print_operand): Handle 'A' modifier for an 7151 address which can't be simple register indirect. 7152 * mn10300.h (EXTRA_CONSTRAINT): Handle 'R' for bit ops. 7153 * mn10300.md: Add patterns to test, set and clear bitfields. 7154 7155 * mn10300.c (can_use_return_insn): New function. 7156 (expand_epilogue): Emit a RETURN insn if possible. 7157 * mn10300.md (return): New pattern. 7158 7159 * mn10300.h (CONST_OK_FOR_LETTER_P): Handle 'N'. 7160 * mn10300.md (andsi3): Catch "and 255,dn" and "and 65535,dn" 7161 which were not turned into zero_extend patterns. 7162 7163 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Handle symbolic 7164 constant as an index/base too. 7165 7166 * mn10300.md (movsi): Allow SP to be loaded/saved with 7167 reg+d8 addresses. 7168 7169 * mn10300.md (cmpsi): Allow second operand to be a constant. 7170 (subsi3): Likewise. 7171 7172 * mn10300.md (sign extension patterns): Fix thinko when 7173 extending from memory. 7174 7175 * mn10300.md (tst peepholes): Add peepholes for test/branch 7176 based on N bit being set/clear and the data value being tested dies. 7177 7178Tue Mar 11 17:07:51 1997 Jeffrey A Law (law@cygnus.com) 7179 7180 * mn10300.c (expand_prologue): Rework so that eliminating 7181 the frame pointer produces faster/smaller code. 7182 (expand_epilogue): Likewise. 7183 (initial_offset): New function for argument pointer and frame pointer 7184 elimination. 7185 * mn10300.h (FIRST_PSEUDO_REGISTER): Bump to 10. 7186 (FIXED_REGISTERS): Add argument pointer register, it's a fake fixed 7187 register. 7188 (CALL_USED_REGISTERS, REG_ALLOC_ORDER): Corresponding changes. 7189 (REGNO_REG_CLASS, REG_CLASS_CONTENTS): Likewise. 7190 (REG_OK_FOR_BASE_P, REGISTER_NAMES): Likewise. 7191 (reg_class, REG_CLASS_NAMES): Delete unwanted DATA_OR_SP_REGS class. 7192 (PREFERRED_OUTPUT_RELOAD_CLASS): Define. 7193 (FIRST_PARM_OFFSET): No longer include register save area in 7194 computation. 7195 (STACK_POINTER_REGNUM): Is now register 9. 7196 (ARG_POINTER_REGNUM): Is now register 8. 7197 (FRAME_POINTER_REQUIRED): Refine. 7198 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Define. 7199 (CAN_DEUG_WITHOUT_FP): Define. 7200 * mn10300.md (return_internal): Break into two patterns. 7201 7202 * mn10300.h (CONST_OK_FOR_LETTER_P): Handle 'M' too. 7203 (REGISTER_MOVE_COST): Fix errors and refine. 7204 7205 * mn10300.c (notice_update_cc): SET_ZN_C0 insns leave the 7206 overflow bit in an unuseable state. Rename CC_SET to CC_TST. 7207 * mn10300.md (cc attributes): "set" is gone, replaced by 7208 "tst". Update attributes on various insns. 7209 7210 * mn10300.md: Improve sign and zero extension instructions. 7211 (ashlsi3): Improve. Handle address registers too. 7212 (add peephole): Combine two consecutive adjustments of a register 7213 into a single adjustment. 7214 7215Tue Mar 11 17:18:40 1997 Brendan Kehoe <brendan@melange.gnu.ai.mit.edu> 7216 7217 * cplus-dem.c (gnu_special): Call demangled_fund_type for other 7218 __t* symbols. 7219 7220Mon Mar 10 16:10:34 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 7221 7222 * emit-rtl.c (subreg_lowpart_p): Return 0 if SUBREG_REG is VOIDmode. 7223 * combine.c (simplify_rtx, case SUBREG): Fix direction of test when 7224 calling operand_subword; use inline code intead of subreg_lowpart_p. 7225 7226Fri Mar 7 09:22:28 1997 Jeffrey A Law (law@cygnus.com) 7227 7228 * mn10300.c (expand_{pro,epi}logue): Rework to avoid 7229 unnecessary "add" operations. 7230 (expand_epilogue): Likewise. 7231 * mn10300.h (STARTING_FRAME_OFFSET): Is zero after the last 7232 round of prologue/epilogue changes. 7233 (FIRST_PARM_OFFSET): Is now 16 (-4 for REG_PARM_STACK_SPACE + 20 for 7234 register save area). 7235 (REG_PARM_STACK_SPACE): Define as 4 bytes. 7236 (OUTGOING_REG_PARM_STACK_SPACE): Define so caller allocates it. 7237 * mn10300.md (call{,_value} expander): Don't emit insns to adjust the 7238 stack here anymore. 7239 7240 * mn10300.md (bCC patterns): Just use "bCC target". 7241 7242Tue Mar 4 13:21:41 1997 Jim Wilson <wilson@cygnus.com> 7243 7244 * rs6000.md (movsi): Don't emit a USE insn for LABEL_REFs. 7245 7246Thu Mar 6 16:29:13 1997 Jim Wilson <wilson@cygnus.com> 7247 7248 * dwarf2out.c (modified_type_die): Initialize item_type to NULL. 7249 Move equate_type_number_to_die call before use of sub_die, and move 7250 recursive modified_type_die calls on item_type after it. 7251 7252 * dwarfout.c (root_type_1, write_modifier_bytes_1): New functions. 7253 (root_type): Call root_type_1. 7254 (write_modifier_bytes): Call write_modifier_bytes_1. 7255 (output_type, case POINTER_TYPE): Set TREE_ASM_WRITTEN before 7256 recursive call. 7257 7258Wed Mar 5 14:30:49 1997 Torbjorn Granlund <tege@quiet.matematik.su.se> 7259 7260 Partially undo Jan 11 changes (nor takes only register ops): 7261 * mips.md (*norsi3_const, *nordi3_const): Delete bogus patterns. 7262 * mips.c (complemented_arith_operand): Delete function. 7263 (print_operand): Don't handle `e' for CONST_INT. 7264 * mips.h (PREDICATE_CODES): Delete complemented_arith_operand. 7265 7266Tue Mar 4 16:38:13 1997 Brendan Kehoe <brendan@lisa.cygnus.com> 7267 7268 * i386.c (i386_return_pops_args): Make sure FUNDECL is non-nil 7269 before we try to use it. 7270 * i386/{isc,next,sco,sco5,scodbx}.h (RETURN_POPS_ARGS): Likewise. 7271 7272Mon Mar 3 20:17:54 1997 Gavin Koch <gavin@cygnus.com> 7273 7274 * ginclude/va-mips.h: __mips_single_float should have 7275 the same effect on vararg lists as __mips_soft_float. 7276 7277Mon Mar 3 18:12:01 1997 Michael Meissner <meissner@cygnus.com> 7278 7279 * rs6000.h (DBX_CONTIN_LENGTH): Undo 2/26 change. 7280 7281Mon Mar 3 13:08:20 1997 Jeffrey A Law (law@cygnus.com) 7282 7283 * combine.c (simplify_rtx): Do nothing with (truncate:mode) if 7284 mode is a partial integer mode. 7285 7286Sun Mar 2 17:41:18 1997 Ulrich Drepper <drepper@cygnus.com> 7287 7288 * ginclude/varargs.h: Add definition of __va_copy. 7289 * va-alpha.h, va-clipper.h, va-h8300.h, va-i860.h: Likewise. 7290 * va-i960.h, va-m88k.h, va-mips.h, va-pa.h, va-ppc.h: Likewise. 7291 * va-sh.h, va-sparc.h, va-spur.h: Likewise. 7292 7293Sun Mar 2 13:25:49 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 7294 7295 * c-typeck.c (process_init_element): Warn and truncate if upper 7296 bound of index is out of range. 7297 7298Fri Feb 28 16:08:47 1997 Michael Meissner <meissner@cygnus.com> 7299 7300 * rs6000/sol-c0.c (_start): Disable loading up r13 and r2 with the 7301 SDA base registers for now. 7302 7303 * rs6000.md (movsi): Emit a USE insn when putting the 7304 label of constants into the TOC, so that the constant is still 7305 emitted when expensive optimizations are used. 7306 7307Thu Feb 27 17:54:42 1997 Karl Heuer <kwzh@gnu.ai.mit.edu> 7308 7309 * fixinc.ptx: Fix sed expression looking for <sys/types.h> in pwd.h. 7310 7311Thu Feb 27 12:11:16 1997 Dennis Glatting <dennis.glatting@plaintalk.bellevue.wa.us> 7312 7313 * fixincludes: Remove more cases of __const__ from math.h on NeXT. 7314 7315Wed Feb 26 14:52:27 1997 Michael Meissner <meissner@cygnus.com> 7316 7317 * reload.c (debug_reload): Remove extra argument to fprintf. 7318 * rs6000.c (output_toc): Make fprintf calls type correct. 7319 7320 * rs6000.h (DBX_CONTIN_LENGTH): Define as 4000 to avoid AIX 7321 assembler line limit. 7322 7323Mon Feb 24 17:56:17 1997 Brendan Kehoe <brendan@lisa.cygnus.com> 7324 7325 * fixincludes: Fix need of prototypes for C++ in rpc/xdr.h on SunOS4. 7326 7327Mon Feb 24 17:33:57 1997 Michael Meissner <meissner@cygnus.com> 7328 7329 * rs6000/xm-sysv4.h (HAVE_STRERROR): Define. 7330 7331Sun Feb 23 17:18:28 1997 Jim Wilson <wilson@cygnus.com> 7332 7333 * rs6000.md (floatsidf2_loadaddr): Correct syntax for cau instruction. 7334 (load_multiple, store_multiple): Call change_address instead of 7335 creating MEM from scratch. 7336 7337Thu Feb 20 16:39:15 1997 Jim Wilson <wilson@cygnus.com> 7338 7339 * unroll.c (unroll_loop): Add check for naive loop that ends with 7340 conditional branch that does not branch back to loop start. 7341 7342 * reload1.c (reload): Move assign_stack_local call into main loop. 7343 7344Thu Feb 20 11:40:46 1997 Jeffrey A Law (law@cygnus.com) 7345 7346 * pa.md (zero extension patterns): Turn into define_expand and 7347 define_insn pair. 7348 7349Wed Feb 19 17:05:38 1997 Jeffrey A Law (law@cygnus.com) 7350 7351 * pa.c (emit_move_sequence): Don't copy 0.0 (double precision) 7352 directly to memory, go through a reg if reload hasn't started. 7353 * pa.md (main movdf pattern): Don't allow 0.0 (double precision) 7354 to be copied directly to memory. 7355 7356 * pa/pa-hpux10.h (MD_EXEC_PREFIX): Define appropriately for hpux10. 7357 (MD_STARTFILE_PREFIX): Similarly. 7358 7359 * pa.h (ASM_OUTPUT_SECTION_NAME): Surround the section name 7360 with '$' if not using GAS. 7361 7362Wed Feb 19 16:43:47 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 7363 7364 * sched.c (schedule_insns): If there was no first scheduling pass, 7365 split instructions after reload. 7366 (update_flow_info): Tolerate some idiosyncrasies after reload. 7367 7368Wed Feb 19 11:13:51 1997 Jeffrey A Law (law@cygnus.com) 7369 7370 * combine.c (find_split_point): Don't turn a SIGN_EXTEND into 7371 a series of shifts if either mode is a partial integer mode. 7372 7373Mon Feb 17 08:06:02 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 7374 7375 * rs6000.c ({,non_}short_cint_operand): Use (unsigned HOST_WIDE_INT). 7376 (non_add_cint_operand, includes_rshift_p): Likewise. 7377 * rs6000.h (CONST_OK_FOR_LETTER_P): Likewise. 7378 (LEGITIMATE_ADDRESS_INTEGER_P, LEGITIMIZE_ADDRESS): Likewise. 7379 7380Sun Feb 16 07:55:19 1997 J"orn Rennecke (amylaar@cygnus.co.uk) 7381 7382 * libgcc2.c (__negdi2, __lshrdi3, __ashldi3, __ashrdi3, __ffsdi2): 7383 Use ANSI style definition with full prototype. 7384 (__muldi3, __udiv_w_sdiv, __udivmoddi4, __divdi3, __moddi3) : Likewise. 7385 (__udivmoddi4, __udivdi3, __cmpdi2, __ucmpdi2) : Likewise. 7386 (__fixunstfdi, __fixtfdi, __fixunsxfdi, __fixxfdi) : Likewise. 7387 (__fixunsdfdi, __fixdfdi, __floatdixf, __floatditf) : Likewise. 7388 (__floatdidf, __floatdisf, __fixunsxfsi, __fixunsdfsi) : Likewise. 7389 (__gcc_bcmp, __eprintf, gopen, gclose, __bb_init_file) : Likewise. 7390 (__bb_init_trace_func, __clear_cache, mprotect) : Likewise. 7391 (__enable_execute_stack, cacheflush, exit) : Likewise. 7392 (find_exception_table, __find_first_exception_table_match) : Likewise. 7393 7394Sun Feb 16 07:52:02 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) 7395 7396 * 1750a.md (mulqihi3): Corrected. 7397 (tst{hf,tqf}): Simplified. 7398 (movqi): Removed redundant alternative. 7399 (addqi-3,addqi-2,addqi-1): Set/Reset Bit patterns by C. Nettleton. 7400 (many patterns): Introduced operand output modifiers d,t,b,B,w. 7401 * 1750a.c (print_operand): New operand output modifiers d,t,b,B,w. 7402 (simple_memory_operand): Removed. 7403 (one_bit_set_p, which_bit): Added from C. Nettleton's m1750 config. 7404 7405Sun Feb 16 07:43:37 1997 Paul Eggert <eggert@twinsun.com> 7406 7407 * cccp.c (special_symbol): Don't treat "L" in "L'...'" as identifier. 7408 (check_macro_name, collect_expansion, rescan): Likewise. 7409 * cpplib.c (special_symbol, check_macro_name, collect_expansion): 7410 Likewise. 7411 7412 * cexp.y (parse_c_expression): Don't check for null lexptr 7413 or *lexptr == 0. If yyparse returns nonzero value, abort. 7414 7415 * cexp.y (yylex): Use is_space, not is_hor_space, to find keyword end. 7416 (is_space): New decl. 7417 (is_hor_space): Removed. 7418 * cccp.c (is_space): Now external. 7419 (is_hor_space): Now static. 7420 7421Sun Feb 16 04:55:11 1997 Jason Merrill <jason@yorick.cygnus.com> 7422 7423 * toplev.c, tree.h (decl_printable_name): Change arguments. 7424 * c-common.c (declare_function_name): Reflect above change. 7425 * final.c (final_start_function): Likewise. 7426 * function.c (init_function_start): Likewise. 7427 * toplev.c (decl_name): Likewise. 7428 (announce_function): Likewise. 7429 (v_message_with_decl): Likewise. 7430 * dwarf2out.c (dwarf2_name): New fn, uses decl_printable_name. 7431 (add_pubname): Use it. 7432 (add_name_and_src_coords_attributes): Use it, add 7433 DW_AT_MIPS_linkage_name if appropriate. 7434 (output_aranges): Use DW_AT_MIPS_linkage_name if present. 7435 7436Sat Feb 15 18:45:30 1997 J.T. Conklin <jtc@cygnus.com> 7437 7438 * m68k.md (cmpsi): Added insn with appropriate constraints for 7439 TARGET_5200; changed condition of existing insn to !TARGET_5200. 7440 7441Sat Feb 15 18:26:50 1997 Philippe De Muyter <phdm@info.ucl.ac.be> 7442 7443 * m68k/hp320.h (PRINT_OPERAND_FLOAT): Removed. 7444 (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}_OPERAND): Defined. 7445 (PRINT_OPERAND): Turned off: use default. 7446 * m68k/news.h (PRINT_OPERAND): Turned off: use default. 7447 (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}_OPERAND): Defined. 7448 * m68k/tower-as.h (PRINT_OPERAND): Turned off: use default. 7449 (ASM_OUTPUT_{FLOAT,DOUBLE}_OPERAND): Defined. 7450 * m68k/crds.h (PRINT_OPERAND): Turned off: use default. 7451 (ASM_OUTPUT_{FLOAT,DOUBLE}_OPERAND): Defined. 7452 (SGS_NO_LI,STRUCTURE_SIZE_BOUNDARY,IMMEDIATE_PREFIX): Defined. 7453 (NEED_PROBE): Defined instead of HAVE_probe and gen_probe. 7454 (FUNCTION_{PRO,EPI}LOGUE): Do not access FPA registers. 7455 * m68k.c (output_function_prologue): Add CRDS and MOTOROLA probe code. 7456 (print_operand): Do not output '.' if CRDS. 7457 7458 * gcc.c (set_spec): Fix comment-in-comment typo. 7459 7460Sat Feb 15 17:54:23 1997 H.J. Lu (hjl@gnu.ai.mit.edu) 7461 7462 * Makefile.in (COMPILERS): Moved before GCC_PASSES. 7463 (GCC_PASSES): Use $(COMPILERS) instead of cc1$(exeext). 7464 7465Sat Feb 15 17:25:44 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 7466 7467 * gcc.c (process_command): Allocate space for terminating null. 7468 7469Sat Feb 15 17:21:34 1997 Pat Rankin <rankin@eql.caltech.edu> 7470 7471 * vax.h (FUNCTION_PROLOGUE): Adjust size by STARTING_FRAME_OFFSET. 7472 * vax/vms.h (FUNCTION_PROLOGUE): Delete. 7473 7474Sat Feb 15 08:48:14 1997 Douglas B. Rupp (rupp@gnat.com) 7475 7476 * configure: Fix setting of CC in no-symlink case. 7477 7478Sat Feb 15 08:42:17 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) 7479 7480 * expmed.c (expand_divmod): Prefer divmod in same mode over div 7481 in wider mode. 7482 7483Sat Feb 15 08:27:50 1997 J"orn Rennecke (amylaar@cygnus.co.uk) 7484 7485 * fold-const.c (fold): Don't assume a nonexplicit constant cannot 7486 equal an explicit one. 7487 7488 * i386.md (zero_extendqi[hs]i2+3): Ensure operating on REG. 7489 7490Sat Feb 15 08:11:04 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 7491 7492 * configure (i[3456]86-*-solaris2*): Correct tm.h filename in 7493 stabs case. 7494 7495 * a29k.h (STORE_FLAG_VALUE): Write so works on both 32 and 64-bit host. 7496 7497Fri Feb 14 16:03:37 1997 Robert Lipe <robertl@dgii.com> 7498 7499 * i386/t-sco5 (libgcc{1,2}-elf.a): correct target dependencies. 7500 7501Fri Feb 14 16:00:23 1997 H.J. Lu <hjl@gnu.ai.mit.edu> 7502 7503 * config/svr4.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Set 7504 current-section variable to text. 7505 7506Wed Feb 12 16:07:34 1997 Brendan Kehoe <brendan@lisa.cygnus.com> 7507 7508 * fixinc.irix: New file. 7509 * configure (mips-sgi-irix[56]): Set fixincludes to fixinc.irix. 7510 7511Wed Feb 12 15:40:20 1997 Jim Wilson <wilson@cygnus.com> 7512 7513 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): New macro. 7514 (LIBGCC2_CFLAGS): Use it. 7515 7516 * dwarfout.c (output_type): Do early exit only if TYPE_CONTEXT is NULL 7517 or if TYPE_CONTEXT is another type (e.g. a nested type). 7518 7519Tue Feb 11 15:53:51 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 7520 7521 * sh.c (calc_live_regs): Exclude RETURN_ADDRESS_POINTER_REGNUM. 7522 Need not save MACL/MACH when not live or in leaf function. 7523 7524Mon Feb 10 14:46:32 1997 Jeffrey A Law (law@cygnus.com) 7525 7526 * stmt.c (group_case_nodes): Recognize more opportunities to 7527 group case nodes. 7528 7529Sun Feb 9 14:05:48 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 7530 7531 * function.c (assign_stack_temp): Clear MEM flags from reuse. 7532 7533Sat Feb 8 17:37:47 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 7534 7535 * local-alloc.c (update_equiv_regs): Fix error in last change. 7536 7537Fri Feb 7 12:42:34 1997 Mike Stump <mrs@cygnus.com> 7538 7539 * pa.h (RETURN_ADDR_RTX): Fix to ignore export stubs. 7540 * pa.c (return_addr_rtx): Define. 7541 7542Fri Feb 7 13:56:56 1997 Doug Evans <dje@cygnus.com> 7543 7544 * cse.c (invalidate_from_clobbers): Delete unnecessary test for 7545 (clobber nil). 7546 7547 * toplev.c (main): Delete redundant settings of flag_no_inline 7548 and warn_inline if not optimizating. 7549 7550Fri Feb 7 10:45:02 1997 Jeffrey A Law (law@cygnus.com) 7551 7552 * Makefile.in (stmp-multilib-sub): Add missing "else true" 7553 clauses to work around make bug on some systems. 7554 7555Fri Feb 7 08:19:43 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 7556 7557 * fold-const.c (const_binop): Don't call size_int if low < 0. 7558 7559 * function.c (instantiate_virtual_regs_1, case USE, CLOBBER): 7560 Fix error in last change. 7561 7562Thu Feb 6 17:09:17 1997 Mike Stump <mrs@cygnus.com> 7563 7564 * except.c (find_exception_handler_labels): Initialize label array 7565 with zeroes. 7566 7567Wed Feb 5 22:11:55 1997 Jeffrey A Law (law@cygnus.com) 7568 7569 * pa.md (post_ldwm): Fix typos. 7570 7571Wed Feb 5 15:57:42 1997 Doug Evans <dje@cygnus.com> 7572 7573 * m68k/vxm68k.h (WCHAR_TYPE,WCHAR_TYPE_SIZE,SIZE_TYPE): Fix. 7574 (PTRDIFF_TYPE): Define. 7575 7576Wed Feb 5 11:19:13 1997 Ian Lance Taylor <ian@cygnus.com> 7577 7578 * reload1.c (alter_reg): Don't ask assign_stack_local to round up 7579 to a multiple of BIGGEST_ALIGNMENT, unless a register appears in a 7580 paradoxical subreg. 7581 7582Tue Feb 4 19:29:40 1997 Jim Wilson <wilson@cygnus.com> 7583 7584 * reload.c (find_reloads_address_1, case POST_INC): Don't use 7585 ADDR_TYPE here. 7586 7587Tue Feb 4 12:33:45 1997 Jeffrey A Law (law@cygnus.com) 7588 7589 * flow.c (life_analysis): Delete obvious no-op moves 7590 which use SUBREGs. 7591 7592Mon Feb 3 20:00:35 1997 Jim Wilson <wilson@cygnus.com> 7593 7594 * jump.c (find_cross_jump): Don't allow old-style and volatile asms 7595 to match. 7596 7597Mon Feb 3 15:51:31 1997 Doug Evans <dje@cygnus.com> 7598 7599 * sparc/sol2.h (ASM_SHORT,ASM_LONG): Set to .uahalf/.uaword. 7600 * sparc/sysv4.h (ASM_LONG): Define. 7601 (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Use ASM_LONG. 7602 7603Mon Feb 3 13:01:46 1997 Ian Lance Taylor <ian@cygnus.com> 7604 7605 * reload.h (enum reload_type): Add RELOAD_FOR_INPADDR_ADDRESS and 7606 RELOAD_FOR_OUTADDR_ADDRESS. 7607 * reload.c (ADDR_TYPE): New macro. 7608 (push_secondary_reload): Check for new reload types. 7609 (combine_reloads): Likewise. 7610 (find_reloads): Likewise. Convert INPADDR_ADDRESS and 7611 OUTADDR_ADDRESS to OPADDR_ADDR. Check OPADDR_ADDR when looking 7612 for merges. 7613 (find_reloads_address): When reloading an address, use the 7614 ADDR_TYPE macro to get the type of the new reload. 7615 (find_reloads_address_1): Likewise. 7616 (reload_when_needed_name): Add new reload types. 7617 * reload1.c (reload): Add in_addr_addr and out_addr_addr fields to 7618 insn_needs struct. Use them for new reload types, and when 7619 computing in_max and out_max. 7620 (reg_used_in_inpaddr_addr): New static array. 7621 (reg_used_in_outaddr_addr): New static array. 7622 (mark_reload_reg_in_use): Handle new reload types. 7623 (clear_reload_reg_in_use, reload_reg_free_p): Likewise. 7624 (reload_reg_free_before_p, reload_reg_reaches_end_p): Likewise. 7625 (reloads_conflict, merge_assigned_reloads): Likewise. 7626 (emit_reload_insns): Likewise. 7627 (choose_reload_regs): Save arrays for new reload types. 7628 7629Sun Feb 2 19:43:17 1997 Scott Christley <scottc@net-community.com> 7630 7631 * objc/selector.c (__sel_register_typed_name): Eliminate compiler 7632 warnings with explicit cast. 7633 7634 * Add condition mutex support to the objc runtime. 7635 * objc/thr-mach.c (objc_condition_{,de}allocate): New functions. 7636 (objc_condition_{wait,broadcast,signal}): New functions. 7637 * objc/thr-pthreads.c (objc_condition_{,de}allocate): New functions. 7638 (objc_condition_{wait,broadcast,signal}): New functions. 7639 * objc/thr-solaris.c (objc_condition_{,de}allocate): New functions. 7640 (objc_condition_{wait,broadcast,signal}): New functions. 7641 * objc/thr.h: Prototypes for new functions. 7642 7643 * objc/init.c (__objc_runtime_mutex): Eliminate leading underscore 7644 from name of objc mutex and thread structures. 7645 * objc/runtime.h: Likewise. 7646 * objc/thr-{decosf1,irix,mach,os2,posix,pthreads,single}.c: Likewise. 7647 * objc/thr-{solaris,win32}.c: Likewise. 7648 * objc/thr.{c,h}: Likewise. 7649 7650 * Major reorganization of objc error handling. 7651 * objc/Object.m (-error:): Call objc_error function instead of 7652 using function pointer. 7653 * objc/archive.c: Replace call to abort or __objc_fatal functions 7654 with call to objc_error function throughout the complete file. 7655 * objc/class.c (objc_get_class): Replace call to abort function 7656 with call to objc_error function. 7657 * objc/encoding.c (objc_sizeof_type, objc_alignof_type): Replace 7658 call to abort function with call to objc_error function. 7659 (objc_skip_typespec): Likewise. 7660 * objc/init.c (init_check_module_version): Replace call to 7661 abort function with call to objc_error function. 7662 * objc/misc.c (objc_verror): New function. 7663 (objc_fatal): Remove function. 7664 (objc_set_error_handler): New function. 7665 (_objc_error_handler): New global variable. 7666 (__alpha__): Remove unneeded code. 7667 (objc_error): Allow user specified error handler function to 7668 trap and handle the objc error. Added an error code parameter 7669 which indicates the specific error that occurred. 7670 (objc_malloc, objc_atomic_malloc): Replace call to objc_fatal 7671 function with call to objc_error function. 7672 (objc_valloc, objc_realloc, objc_calloc): Likewise. 7673 * objc/objc-api.h: Declare error handling functions and typedef 7674 for user specified error handler function. Define error codes 7675 used by the runtime library. 7676 * objc/runtime.h: Remove error handling declarations. 7677 * objc/sendmsg.c (__objc_forward): Replace call to abort function 7678 with call to objc_error function. 7679 7680Sun Feb 2 19:42:52 1997 Thomas Baier <baier@ci.tuwien.ac.at> 7681 7682 * objc/hash.c (hash_delete): Step through the hash nodes 7683 versus using hash_next to increase efficiency. 7684 * objc/archive.c (__objc_finish_read_root_object): Use hash 7685 table instead of list. 7686 7687Sun Feb 2 08:25:05 1997 Ovidiu Predescu <ovidiu@net-community.com> 7688 7689 * objc-act.c (encode_aggregate_within): New function. 7690 (encode_aggregate): Generates encodings for unions similar 7691 to those for structs except surrounded by parenthesis instead 7692 of braces. 7693 7694Sun Feb 2 07:15:54 1997 Mat Hostetter (mat@lcs.mit.edu) 7695 7696 * c-decl.c (start_function): Fix improper installation of last change. 7697 7698Sun Feb 2 06:50:55 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 7699 7700 * m68k.c (output_scc_di): Add missing CC_STATUS_INIT. 7701 7702Sun Feb 2 06:39:55 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 7703 7704 * c-typeck.c (process_init_element): When popping levels, don't 7705 blow up if constructor_max_index not set due to previous error. 7706 7707 * combine.c (find_split_point, case SET): Fix error in last change. 7708 7709Sun Feb 2 06:28:56 1997 Paul Eggert <eggert@twinsun.com> 7710 7711 * cccp.c (rescan): Insert a space after `.' as well, 7712 to prevent accidental token-pasting (e.g. `.x' -> `.10'). 7713 7714Sun Feb 2 06:08:14 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) 7715 7716 * 1750a.c (modregno_adjust): Fixed case when reg_renumber invalid. 7717 7718Sat Feb 1 19:11:08 1997 J.T. Conklin <jtc@rhino.cygnus.com> 7719 7720 * m68k.md (movqi): Enable use of clr and st insns on TARGET_5200. 7721 * m68k.c (output_move_simode_const): Likewise. 7722 7723Sat Feb 1 18:54:00 1997 Douglas B. Rupp (rupp@gnat.com) 7724 7725 * gcc.c (process_command): Fix improper use of strncpy. 7726 7727Fri Jan 31 15:35:08 1997 Mike Stump <mrs@cygnus.com> 7728 7729 * libgcc2.c: Remove extern for malloc and realloc. 7730 7731Fri Jan 31 17:08:11 1997 Ian Lance Taylor <ian@cygnus.com> 7732 7733 * local-alloc.c (update_equiv_regs): If register which is equivalent 7734 to some value is only used in one place, and we can't substitute value 7735 for use, move register assignment to just before use. 7736 7737Fri Jan 31 15:57:25 1997 Stan Cox <coxs@dg-rtp.dg.com> 7738 7739 * i386.md (idiv,imul,fpmul): Added new functional units for pentiumpro. 7740 7741 * i386.c (pentiumpro_cost): Added new cost structure for pentiumpro. 7742 (override_options): Set ix86_cost to appropriate cost structure. 7743 7744Thu Jan 30 09:34:26 1997 J.T. Conklin <jtc@rhino.cygnus.com> 7745 7746 * m68k.md (stack adjust peepholes): Use lea instead of 7747 add.w when adding 16 bit constants on all but TARGET_68040. 7748 7749Thu Jan 30 08:58:08 1997 Ralf Baechle <ralf@waldorf-gmbh.de> 7750 7751 * function.c (TRAMPOLINE_ALIGNMENT): Provide default. 7752 (expand_function_end): Use TRAMPOLINE_ALIGNMENT instead 7753 of FUNCTION_BOUNDARY. 7754 * varasm.c (TRAMPOLINE_ALIGNMENT): Provide default. 7755 (assemble_trampoline_template): Use TRAMPOLINE_ALIGNMENT instead 7756 of FUNCTION_BOUNDARY. 7757 7758Wed Jan 29 18:16:02 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 7759 7760 * sh.h (REG_CLASS_CONTENTS): Add rap to GENERAL_REGS and its 7761 superclasses. 7762 7763 * sh.md (movsi_i, movsi_ie, movhi_i, movhi+1): Use type pcload for 7764 immediate operands where appropriate. 7765 (movsf_ie+1): Fail when loading anything but a MEM into 7766 a floating point reguister. 7767 7768Wed Jan 29 16:00:31 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 7769 7770 * varasm.c (force_const_mem): Set MARK instead of clearing it. 7771 (output_constant_pool): Only mark constant pool if -O. 7772 Check mark flag unconditionally. 7773 (mark_constant_pool): Start by clearing all mark flags. 7774 7775 * tree.c (copy_node): Clear TREE_ASM_WRITTEN. 7776 7777 * flow.c (regno_uninitialized): Return 0 if reg is used for args. 7778 7779Wed Jan 29 15:23:59 1997 Ian Lance Taylor <ian@cygnus.com> 7780 7781 * combine.c (try_combine): Clear reg_n_refs if i2dest is not 7782 mentioned in newi2pat. 7783 7784Tue Jan 28 16:00:23 1997 Stan Cox (coxs@dg-rtp.dg.com) 7785 7786 From Robert Lipe <robertl@dgii.com> 7787 * i386/sco5.h (SCO_DEFAULT_ASM_COFF): Remove bytecode stuff. 7788 (ASM_OUTPUT_ASCII): Use .ascii in both ELF and COFF modes. 7789 (ASM_OUTPUT_SECTION_NAME): Handle alternate sections for COFF. 7790 The OpenServer 5.0.0 assembler gives an error for section 7791 names over 6 characters long, so we catch the "obvious" case 7792 and shorten it. 7793 7794 * m88k.h (ASM_OUTPUT_SECTION_NAME): Undefine; fails 7795 for exception sections. The 88k ABI specifies 'section' 7796 instead of '.section'. 7797 7798Mon Jan 27 13:32:46 1997 J"orn Rennecke <amylaar@cygnus.co.uk> 7799 7800 * sh.c (shl_and_kind): Fix typo. 7801 * sh.md (and_shl_scratch): Fix typo for length 8. 7802 7803Mon Jan 27 08:56:03 1997 Jeffrey A Law (law@cygnus.com) 7804 7805 * fixincludes (sys/time.h): Fix incorrect forward structure 7806 declaration on hpux10.20. 7807 7808Mon Jan 27 09:05:35 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 7809 7810 * combine.c (simplify_rtx): Don't do anything with if_then_else_cond 7811 result if both one arm and the input are a comparison. 7812 (simplify_{rtx,if_then_else,logical,shift_const}): Don't 7813 test STORE_FLAG_VALUE with #if; properly test for just sign bit. 7814 (num_sign_bit_copies, if_then_else_cond): Likewise. 7815 * expmed.c (emit_store_flag): Properly test for STORE_FLAG_VALUE 7816 of just sign bit. 7817 * fold-const.c (fold): Don't make COND_EXPR when both expr and 7818 one part are comparisons. 7819 * a29k.h (STORE_FLAG_VALUE): Make negative. 7820 7821Fri Jan 24 16:42:26 1997 Ian Lance Taylor <ian@cygnus.com> 7822 7823 * varasm.c (struct pool_constant): Add mark field. 7824 (force_const_mem): Clear mark field in new constant pool entry. 7825 (output_constant_pool): Call mark_constant_pool. 7826 (mark_constant_pool, mark_constants): New static functions. 7827 7828Thu Jan 23 15:04:17 1997 Ian Lance Taylor <ian@cygnus.com> 7829 7830 * cse.c (COST): Get the right cost for a SUBREG of a register when 7831 truncation is free. 7832 7833Thu Jan 23 11:19:40 1997 Mike Stump <mrs@cygnus.com> 7834 7835 * Makefile.in (objc-headers): Don't try and install the headers if 7836 the objc directory has been removed. 7837 7838Wed Jan 22 13:26:25 1997 Brendan Kehoe <brendan@lisa.cygnus.com> 7839 7840 * i960.c (process_pragma): Call ungetc on the last character 7841 that was read by the while loop, to make sure the parser sees it. 7842 7843Tue Jan 21 17:20:30 1997 Michael Meissner <meissner@tiktok.cygnus.com> 7844 7845 * rs6000.c (output_toc): Move STRIP_NAME_ENCODING to common 7846 code, so the test for vt's works with -mminimal-toc. 7847 7848Tue Jan 21 16:03:35 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 7849 7850 * function.c (mark_all_temps_used): Set KEEP as well. 7851 7852Tue Jan 21 12:16:15 1997 Doug Evans <dje@seba.cygnus.com> 7853 7854 * stor-layout.c (layout_record): Correct test for whether field spans 7855 its unit of alignment in case where field_size == type_align. 7856 7857Mon Jan 20 20:27:54 1997 Ian Lance Taylor <ian@cygnus.com> 7858 7859 * mips.md (probe): Comment out. 7860 7861Sun Jan 19 20:54:45 1997 John F. Carr <jfc@mit.edu> 7862 7863 * integrate.c (expand_inline_function): Handle a PARALLEL containing 7864 a RETURN the same as a RETURN. 7865 7866Sun Jan 19 20:35:28 1997 Pat Rankin <rankin@eql.caltech.edu> 7867 7868 * vmsconfig.com: Change all hardcoded references of "vax" to 7869 use variable expansion instead. 7870 (arch_indx, arch): New variables. 7871 7872 * vax.c (not_qsort): Don't declare alloca. 7873 * vax/xm-vms.h: Declare alloca here. 7874 Do most of the VAX C-specific set up for DEC C. 7875 #if DEC C, undefine QSORT_WORKAROUND and qsort. 7876 * make-gcc.com, make-cccp.com, make-cc1.com: Support building 7877 with GNU C vs VAX C vs DEC C from the DCL command line. 7878 7879Sun Jan 19 17:20:50 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) 7880 7881 * 1750a.md (movh[if]-1): Corrected. 7882 (movtqf-1): Deleted. 7883 * 1750a.c (add_1_to_mem): Deleted. 7884 (output_operand_address): Added output modifier 'A'. 7885 7886Sun Jan 19 17:17:54 1997 Philippe De Muyter <phdm@info.ucl.ac.be> 7887 7888 * m68k.md (ashrdi_const, ashrdi3): Allow 31 as shift count. 7889 7890 * m68k.h (CONST_OK_FOR_LETTER_P): Recognize 'N', 'O' and 'P'. 7891 * m68k.md (rotl[shq]i3, strict_low_part rotl): Allow 'N', 'O' 7892 or 'P' operands. 7893 7894Sun Jan 19 17:09:17 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 7895 7896 * m68k.md (addsi3): Fix previous change: {add,sub}qw should 7897 be {add,sub}ql. For other uses of {add,sub}q don't check for address 7898 register and always use {add,sub}ql. 7899 7900Sun Jan 19 15:05:42 1997 Peter Seebach <seebs@solon.com> 7901 7902 * c-decl.c (start_decl): Add code for -Wmain. 7903 (c_decode_option): Add -fhosted, -ffreestanding, and -Wmain. 7904 * toplev.c (lang_options): Likewise. 7905 * c-tree.h (warn_main, flag_hosted): New variables. 7906 7907Sun Jan 19 14:35:41 1997 Alex Garthwaite (alex@samwise.cis.upenn.edu) 7908 7909 * fixinc.svr4: Fix problems with symlinks to ".". 7910 7911Sun Jan 19 14:21:46 1997 Craig Burley <burley@gnu.ai.mit.edu> 7912 7913 * loop.c (check_final_value): Handle insns with no luid's. 7914 7915Sun Jan 19 08:57:26 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 7916 7917 * alpha.md (arg_home): Add CLOBBER of MEM and USE of arg regs. 7918 * vms.h (SETUP_INCOMING_VARARGS): Delete duplicate definition. 7919 7920 * toplev.c (set_float_handler): Set up signal catcher on first call 7921 in case a front end has disabled it. 7922 7923 * cccp.c, cexp.y: #define __attribute__ to be null if 7924 compiling with GCC older than 2.7, not 2.6. 7925 7926 * toplev.c (main): If PREFERRED_DEBUGGING_TYPE used and set 7927 to NO_DEBUG, say debugging not supported. 7928 * mips/sni-svr4.h (PREFERRED_DEBUGGING_TYPE): Undefine. 7929 7930 * i386/xm-cygwin32.h (DIR_SEPARATOR): Define. 7931 7932 * explow.c (convert_memory_address, case SYMBOL_REF): 7933 Copy CONSTANT_POOL_ADDRESS_P. 7934 * integrate.c (save_constants): Make (address (const ..)) to record 7935 both modes. 7936 (copy_for_inline, copy_rtx_and_substitute, restore_constants): Use 7937 both modes when restoring constant pool entry for ADDRESS. 7938 7939 * alpha.h (MINIMUM_ATOMIC_ALIGNMENT): New macro. 7940 7941 * function.c (instantiate_virtual_regs_1, case USE, case CLOBBER): 7942 Properly handle case of shared MEM whose replacement is not valid. 7943 7944Sat Jan 18 14:08:31 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 7945 7946 * tree.c (get_unwidened): Don't crash if FIELD_DECL not layed out. 7947 7948 * varasm.c (const_hash): Treat NON_LVALUE_EXPR like CONVERT_EXPR. 7949 (compare_constant_1, copy_constant, bc_assemble_integer): Likewise. 7950 (const_hash, compare_constant_1): Use switch, not if-then-else. 7951 7952Fri Jan 17 17:10:20 1997 Ian Lance Taylor <ian@cygnus.com> 7953 7954 * mips.h (STACK_POINTER_OFFSET): Don't define. 7955 7956Thu Jan 16 14:51:03 1997 Bob Manson <manson@charmed.cygnus.com> 7957 7958 * cplus-dem.c: Fix indenting; note that this file also lives in 7959 libiberty. 7960 (do_type, case 'M'): Check for a template as well as a class. 7961 7962Thu Jan 16 15:08:26 1997 Michael Meissner <meissner@tiktok.cygnus.com> 7963 7964 * gcc.c (cross_compile): Change to be a char * like all of the 7965 other specs. 7966 (process_command): Change how cross_compile is tested. 7967 (main): Likewise. 7968 (struct spec_list): Merge with the format used by EXTRA_SPECS. 7969 Add name length field to speed up repeated calls to strcmp. Add 7970 flag to say spec was allocated. Add pointer to char * so that 7971 static spec fields can be updated. 7972 (extra_specs): Use struct spec_list as type. 7973 (static_specs): Static list of predefined specs. 7974 (init_specs): New function, initialize the specs list. Link in 7975 the default specs and any specs defined via EXTRA_SPECS. 7976 (set_spec): No longer special case predefined specs. 7977 (process_command,validate_all_switches): Ditto. 7978 (process_command): Call init_specs for -dumpspecs. 7979 (do_spec_1): Use name length field to avoid calling strncmp when 7980 it is going to fail. 7981 (main): Call init_spec. Don't handle EXTRA_SPECS here. 7982 7983Thu Jan 16 17:07:54 1997 Eddie C. Dost <ecd@skynet.be> 7984 7985 * configure: Add sparc-linux{,aout} support. 7986 * ginclude/va-sparc.h: Likewise. 7987 * sparc/linux.h: New file. 7988 * sparc/linux-aout.h: New file. 7989 * sparc/xm-linux.h: New file. 7990 7991Thu Jan 16 16:19:13 1997 Jim Wilson <wilson@cygnus.com> 7992 7993 * configure (sparc-*-aout*): Add libgloss.h to tm_file. 7994 (sparclite-*-coff*): Change "= to =". 7995 7996Thu Jan 16 12:53:15 CST 1997 Joel Sherrill <joel@OARcorp.com> 7997 7998 * rs6000/rtems.h: Change from being sysv4 based to being eabi based. 7999 8000Thu Jan 16 13:40:51 1997 Jim Wilson <wilson@cygnus.com> 8001 8002 * mips.h (LINKER_ENDIAN_SPEC): Define. 8003 (LINK_SPEC): Add linker_endian_spec. 8004 (EXTRA_SPECS): Add linker_endian_spec. 8005 8006Thu Jan 16 08:02:13 1997 Jeffrey A Law (law@cygnus.com) 8007 8008 * mn10300.md (bCC, inverted bCC): Use bCC .+X instead of bCC 0f. 8009 8010Wed Jan 15 14:06:28 1997 Ian Lance Taylor <ian@cygnus.com> 8011 8012 * reload.h (reload_address_base_reg_class): Declare. 8013 (reload_address_index_reg_class): Declare. 8014 * reload1.c (reload_address_base_reg_class): Define. 8015 (reload_address_index_reg_class): Define. 8016 (init_reload): Initialize reload_address_{base,index}_reg_class. 8017 * reload.c (find_reloads_address): Use 8018 reload_address_base_reg_class rather than BASE_REG_CLASS. Use 8019 reload_address_index_reg_class rather than INDEX_REG_CLASS. 8020 (find_reloads_address_1): Likewise. 8021 8022Tue Jan 14 15:26:33 1997 Ian Lance Taylor <ian@cygnus.com> 8023 8024 * reload.c (REGNO_MODE_OK_FOR_BASE_P): Define if not defined. 8025 (REG_MODE_OK_FOR_BASE_P): Define if not defined. 8026 (find_reloads_address): Use REG[NO]_MODE_OK_FOR_BASE_P rather than 8027 REG[NO]_OK_FOR_BASE_P. 8028 (find_reloads_address_1): Likewise. 8029 Add mode parameter; change all callers. 8030 8031 * reload1.c (eliminate_regs_in_insn): Handle more cases when 8032 eliminating the frame pointer to the hard frame pointer. 8033 8034 * varasm.c (force_const_mem): Copy a CONST_INT rtx like a CONST rtx. 8035 8036 * varasm.c (assemble_end_function): Call 8037 output_after_function_constants. 8038 (after_function_constants): New static variable. 8039 (output_after_function_constants): New static function. 8040 (output_constant_def): Check CONSTANT_AFTER_FUNCTION_P. 8041 8042Mon Jan 13 16:44:40 1997 David Edelsohn <edelsohn@mhpcc.edu> 8043 8044 * rs6000/aix41.h (CPP_PREDEFINES): Add -D_AIX41. 8045 8046Sun Jan 12 20:54:01 1997 Jim Wilson <wilson@cygnus.com> 8047 8048 * libgloss.h (LINK_SPEC): Delete. 8049 (STARTFILE_SPEC): Delete spurious newline. 8050 8051Sat Jan 11 00:13:03 1997 Torbjorn Granlund <tege@quiet.matematik.su.se> 8052 8053 * mips.md (norsi3, nordi3): Use canonical RTL. Prepend `*' to pattern 8054 name. Don't match immediates. 8055 (norsi3_const, nordi3_const): New patterns. 8056 (anddi3, iordi3, xordi3): Test TARGET_64BIT, not mips_isa 8057 in length attribute calculation. 8058 * mips.c (complemented_arith_operand): New function. 8059 (print_operand): Handle `e' for CONST_INT. 8060 * mips.h (PREDICATE_CODES): Add complemented_arith_operand. 8061 8062Fri Jan 10 14:11:53 1997 David Edelsohn <edelsohn@mhpcc.edu> 8063 8064 * rs6000/aix41.h (SUBTARGET_SWITCHES): Add threads and pe. 8065 (CPP_SPEC): Add mpe and mthreads cases. 8066 (LIB_SPEC): Add mpe and mthreads cases to variant from rs6000.h. 8067 (STARTFILE_SPEC): Add mpe and mthreads support. 8068 8069Fri Jan 10 07:12:26 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 8070 8071 * i386/cygwin32.h (LINK_SPEC): New definition. 8072 8073 * Makefile.in (FLAGS_TO_PASS): Add STAGE_PREFIX, set by configure. 8074 * configure: Initialize exeext. 8075 Update STAGE_PREFIX in Makefile. 8076 8077 * dwarfout.c (dwarfout_line): Push to LINE_SECTION after calling 8078 lookup_filename. 8079 8080Thu Jan 9 12:06:04 1997 Jim Wilson <wilson@cygnus.com> 8081 8082 * i386.md (addsidi3_2): Add & to operand 0 of alternative 5. 8083 8084Thu Jan 9 12:06:04 1997 Stan Cox <coxs@dg-rtp.dg.com> 8085 8086 From Linus Torvalds and Mat Hostetter: 8087 * i386.c (i386_sext16_if_const): Added to sign extend HImode constant. 8088 (i386_aligned_reg_p): Added to tell if an rtx is aligned. 8089 (i386_cc_probably_useless_p): Don't trust cc bits. 8090 * i386.h (TARGET_ZERO_EXTEND_WITH_AND): Don't do this for p6. 8091 * i386.md (cmpsf_ccfpeq+2): Use SImode test instruction. 8092 (movhi+1): Use movz instead of mov on p6. 8093 (addsi3): Add 128 by subtracting -128. 8094 (zero_extendhisi2): Use SImode move if aligned. 8095 ({add,sub,and,ior,xor}hi3): Likewise. 8096 8097Tue Jan 7 16:58:27 1997 Jason Merrill <jason@yorick.cygnus.com> 8098 8099 * c-parse.in (extension): New rule for __extension__. 8100 (extdef, unary_expr, decl, component_decl): Use it. 8101 8102Mon Jan 6 15:44:37 1997 Oliver Kellogg (oliver.kellogg@space.otn.dasa.de) 8103 8104 * 1750a.c: Now includes regs.h. 8105 ({movcnt,mod}_regno_adjust): Corrected typos. 8106 * 1750a.md (movhi): Corrected case of moving constant to memory. 8107 8108Mon Jan 6 08:00:57 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 8109 8110 * mips.h: Delete redundant definitions of compiler and library fns. 8111 8112 * dwarfout.c (type_attribute): Ignore any subtype for now. 8113 8114 * fold-const.c (operand_equal_p): Rework to consider two 8115 expressions that have embedded identical SAVE_EXPRs as 8116 equivalent; also handle some more cases. 8117 8118Sun Jan 5 23:54:34 1997 Jeffrey A Law (law@cygnus.com) 8119 8120 * pa.md (pic_load_label): Fix test for using just an 8121 ldo rather than an addil;ldo sequence to load the label's 8122 address. 8123 8124Sun Jan 5 07:26:47 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 8125 8126 * expr.c (expand_expr, case COMPONENT_REF): Fix error in last 8127 change: don't suppress conversion if just EXPAND_SUM. 8128 8129Sat Jan 4 18:44:01 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 8130 8131 * tree.h (struct tree_decl): saved_insns.i is HOST_WIDE_INT. 8132 8133 * fold-const.c (const_binop): Rework to only make constants in 8134 one place; always use size_int if small enough and of sizetype. 8135 (size_int): Call force_fit_type. 8136 (fold): Avoid ever changing type of input tree. 8137 8138 * expr.c (get_inner_reference): Fix type error. 8139 (expand_expr, case COMPONENT_REF): Don't convert if modifier 8140 is EXPAND_CONST_ADDRESS, EXPAND_SUM, or EXPAND_INITIALIZER. 8141 * tree.c (staticp, case COMPONENT_REF, BIT_FIELD_REF): Not 8142 static if bitfield. 8143 8144 * expr.c (expand_expr, case COMPONENT_REF): If taking value 8145 from a CONSTRUCTOR, must mask/sign-extend if bitfield. 8146 (expand_builtin, case BUILT_IN_LONGJMP): Pass type, not IDENTIFIER, 8147 to second arg of RETURN_POPS_ARGS. 8148 8149 * expr.c (expand_expr, case COND_EXPR): Add additional cases 8150 to "singleton" cases. 8151 * tree.c (integer_pow2): Mask value to width of type. 8152 (tree_log2): New function. 8153 8154 * expmed.c (store_fixed_bit_field): If not SLOW_UNALIGNED_ACCESS, 8155 treat everything as maximally aligned. 8156 8157 * combine.c (find_split_point, case SET): If SET_SRC is NE and 8158 STORE_FLAG_VALUE is -1, see if we can convert into NEG of shift. 8159 (force_to_mode, case NE): Make condition stricter. 8160 8161 * calls.c (emit_library_call_value): Remove redundant check for 8162 outmode != VOIDmode. 8163 8164Sat Jan 4 08:12:16 1997 J.T. Conklin <jtc@rhino.cygnus.com> 8165 8166 * Optimizations from John Vickers (john@rhizik.demon.co.uk): 8167 * m68k.c (output_function_{pro,epi}logue): Use addq/subq when 8168 adjusting stack pointer by small displacements. 8169 * m68k.md (addsi3, addhi3): Use two addqw (or subqw) insns when 8170 adding (or subtracting) small integer constants (8 < N <= 16) to 8171 both address and data registers. 8172 8173Sat Jan 4 07:06:07 1997 Kamil Iskra <iskra@student.uci.agh.edu.pl> 8174 8175 * loop.c (basic_induction_var): Return 0 if SUBREG is not a 8176 promoted variable. 8177 8178Sat Jan 4 06:22:36 1997 Doug Rupp (rupp@gnat.com) 8179 8180 * alpha.c (vmskrunch): Try to not chop trailing uppercase letters. 8181 * alpha/vms.h (ENDFILE_SPEC): Use "gnu", not "gnu_cc". 8182 8183 * cccp.c (PRINTF_PROTO): Use __printf__ in __attribute__, not printf. 8184 * cexp.y (PRINTF_PROTO): Likewise. 8185 8186Fri Jan 3 09:01:00 1997 Craig Burley <burley@gnu.ai.mit.edu> 8187 8188 * alpha.md (cmov): Fix operand numbers in case involving DF target, 8189 DF comparison, and SF source. 8190 8191Fri Jan 3 08:19:46 1997 Paul Eggert <eggert@twinsun.com> 8192 8193 * cpplib.c (macroexpand): Delete any no-reexpansion marker following 8194 identifier at beginning of an argu concatenated with what precedes it. 8195 8196Fri Jan 3 07:59:21 1997 Ken Rose (rose@netcom.com) 8197 8198 * reorg.c (fill_slots_from_thread): Skip moved insn in all three cases. 8199 8200Fri Jan 3 07:51:44 1997 Bob Manson <manson@cygnus.com> 8201 8202 * function.c ({push,pop}_function_context_to): Save and restore 8203 current_function_args_info. 8204 * function.h (struct function): New field args_info. 8205 8206Fri Jan 3 06:55:09 1997 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 8207 8208 * jump.c (rtx_equal_for_thread_p): Return 0 for floating-point. 8209 8210 * reload.c (find_reloads): If replaced a PLUS or MULT with a 8211 simple operand, start over again. 8212 8213 * va-alpha.h: Check for __VMS__, not VMS. 8214 8215Thu Jan 2 08:52:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 8216 8217 * configure: Finish restoring change of default of objc threads to 8218 "single" for Linux-based GNU systems. 8219 8220Mon Dec 30 17:03:46 1996 Jeffrey A Law (law@cygnus.com) 8221 8222 * pa.c (fmpy_operands): Remove. No longer needed. 8223 (combinable_add, combinable_copy, combinable_fmpy): Likewise. 8224 (combinable_fadd, combineable_fsub): Likewise. 8225 (pa_reorg): Call pa_combine_instructions. 8226 (pa_combine_instructions): Combine instructions to make things 8227 like fmpyadd and fmpysub. 8228 (pa_can_combine_p): Helper function for pa_combine_instructions. 8229 * pa.md (pa_combine_type): New attribute. Set it appropriately 8230 for various insns. 8231 (define_delays): Use a separate define_delay for unconditional 8232 branches. 8233 (fmpyadd, fmpysub peepholes): Remove, no longer needed. 8234 (fmpyadd, fmpysub insns): Add variant with fadd/fsub first, 8235 then the fmpy. 8236 8237Mon Dec 30 14:43:51 1996 Jim Wilson <wilson@cygnus.com> 8238 8239 * reg-stack.c (subst_stack_regs_pat): Set src_note explicitly, instead 8240 of using invalid aggregate initialization. 8241 8242 * print-tree.c (print_node): Don't try to print nonexistent 8243 TYPE_ATTRIBUTES field of a decl node. 8244 8245Mon Dec 30 10:30:25 1996 Richard Stallman <rms@ethanol.gnu.ai.mit.edu> 8246 8247 * config.sub: Handle hiuxmpp as system type. 8248 8249Thu Dec 26 13:33:27 1996 Michael Meissner <meissner@tiktok.cygnus.com> 8250 8251 * rs6000.md (init_v4_pic): Explicitly set the length. 8252 8253Mon Dec 23 19:39:38 1996 Jim Wilson <wilson@cygnus.com> 8254 8255 * mips.h (FUNCTION_ARG_REGNO_P): Correct for TARGET_SOFT_FLOAT and 8256 TARGET_FLOAT64 cases. 8257 8258 * integrate.c (function_cannot_inline_p): Reject function with 8259 PARALLEL result. 8260 (expand_inline_function): Abort if function result not handled. 8261 8262Sat Dec 21 04:02:46 1996 Jason Merrill <jason@gerbil.cygnus.com> 8263 8264 * mips.c (save_restore_insns): Mark large frame setup insns 8265 as frame-related. 8266 (mips_expand_prologue): Likewise. 8267 8268 * dwarf2out.c (dwarf2out_frame_debug): Support MIPS large frames. 8269 (add_bound_info): Use default lower bounds. 8270 Handle simple variable bounds with a DIE ref. 8271 Don't generate a NULL loc descr. 8272 (add_subscript_info): Always add lower bound. 8273 (gen_formal_parameter_die): Always equate_decl_number_to_die. 8274 (gen_variable_die): Likewise. Don't use the old die for automatic 8275 variables. 8276 8277Wed Dec 18 10:23:46 1996 Jeffrey A Law (law@cygnus.com) 8278 8279 * mn10300.c (notice_update_cc): Enable this code. 8280 * mn10300.h (CC_OVERFLOW_UNUSABLE): Define. 8281 * mn10300.md (tstsi): Use "set_zn_c0" instead of "set" for cc status. 8282 (addsi3 pattern): Break "inc" into two different alternatives 8283 since "inc dn" sets cc0, but "inc an" does not. 8284 (multiply and divide patterns): Fix cc status. 8285 (bCC, inverted bCC): Restore any comparison which needs the 8286 overflow bits when CC_OVERFLOW_UNUSABLE is set. 8287 (zero and sign extensions): Fix cc status. 8288 (movm_store): Likewise. 8289 8290Tue Dec 17 15:02:44 1996 Jim Wilson <wilson@cygnus.com> 8291 8292 * sched.c (update_flow_info): When add REG_DEAD notes for dest of 8293 last insn, add check for global_regs. 8294 8295Tue Dec 17 11:07:26 1996 Michael Meissner <meissner@tiktok.cygnus.com> 8296 8297 * rs6000/win-nt.h (HAS_INIT_SECTION): Delete, so that __main is 8298 called from main. 8299 8300Mon Dec 16 15:28:44 1996 Jim Wilson <wilson@cygnus.com> 8301 8302 * combine.c (nonzero_bits): Ifdef out calls to num_sign_bit_copies. 8303 Add dummy define/undef for num_sign_bit_copies. 8304 8305 * dwarfout.c (location_or_const_value_attribute, case CONCAT): Add. 8306 8307 * combine.c (simplify_comparison): Use mode_width as shift count 8308 only if it is less than or equal to HOST_BITS_PER_WIDE_INT. 8309 8310Mon Dec 16 10:10:11 1996 Jeffrey A Law (law@cygnus.com) 8311 8312 * mn10300.c (expand_epilogue): Restore registers in the 8313 "ret" instruction instead of a separate movm instruction. 8314 Support possible stack deallocation in "ret" instruction too. 8315 * mn10300.md (return_internal): Use "ret" instead of "rets"; 8316 restore registers and deallocate stack as needed. 8317 (load_movm): Delete unused pattern. 8318 8319 * mn10300.h (SMALL_REGISTER_CLASSES): Define. 8320 8321Fri Dec 13 14:46:54 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 8322 8323 * sh.md (dect): Rewrite pattern so that it can be combined. 8324 8325Fri Dec 13 13:14:51 1996 Ian Lance Taylor <ian@cygnus.com> 8326 8327 * varasm.c (output_constant_pool): If ASM_OUTPUT_POOL_EPILOGUE is 8328 defined, call it. 8329 8330Thu Dec 12 20:04:55 1996 Jason Merrill <jason@yorick.cygnus.com> 8331 8332 * rtl.h (RTX_FRAME_RELATED_P): New macro. 8333 (struct rtx_def): Add frame_related bitfield. 8334 * final.c (final_scan_insn): Call dwarf2out_frame_debug. 8335 Don't call dwarf2out_begin_function. 8336 (final): Initialize dwarf2out_frame_debug. 8337 * dwarf2out.c (dwarf2out_begin_function): Remove. 8338 (dwarf2out_init): Use INCOMING_RETURN_ADDR_RTX. 8339 (DWARF_CIE_DATA_ALIGNMENT): Generalize. 8340 (DWARF_FRAME_REGNUM): Don't add 1. 8341 (decode_cfi_rtl): Lose. 8342 (dwarf2out_def_cfa): Now takes reg and offset directly. 8343 (reg_save): Likewise. 8344 (dwarf2out_reg_save): Now takes offset. 8345 (initial_return_save): Grok INCOMING_RETURN_ADDR_RTX. 8346 Replaces dwarf2out_return_save. 8347 (dwarf2out_cfi_label): New fn. 8348 (add_fde_cfi): Use it. 8349 (dwarf2out_frame_debug): New fn. 8350 * mips.h (DWARF_FRAME_REGNUM): Tweak r31. 8351 (INCOMING_RETURN_ADDR_RTX): Define. 8352 * mips.c (mips_expand_prologue): Set RTX_FRAME_RELATED_P as needed. 8353 (save_restore_insns): Likewise. 8354 * i386.c (ix86_expand_prologue): Likewise. 8355 * i386.h (INCOMING_RETURN_ADDR_RTX): Define. 8356 (DWARF_FRAME_RETURN_COLUMN): Define. 8357 8358 * dwarf2out.c (add_AT_long_long): Renamed from add_AT_double fo 8359 clarity. 8360 (print_die): Adjust. 8361 (add_AT_float): New fn. 8362 (add_const_value_attribute): Support fp values. 8363 (size_of_die): Use blocks for long_long and fp values. 8364 (value_format, output_die): Likewise. 8365 (output_loc_operands): Don't support DW_OP_const8?. 8366 8367Thu Dec 12 19:49:09 1996 Ian Lance Taylor <ian@cygnus.com> 8368 8369 * varasm.c (CONSTANT_POOL_BEFORE_FUNCTION): Define if not 8370 defined. 8371 (assemble_start_function): Check CONSTANT_POOL_BEFORE_FUNCTION 8372 to decide whether to call output_constant_pool. 8373 (assemble_end_function): Likewise. 8374 8375 * calls.c: Check SMALL_REGISTER_CLASSES at run time, not just 8376 compile time. 8377 * combine.c, cse.c, function.c, jump.c, local-alloc.c: Likewise. 8378 * loop.c, reload.c, reload1.c: Likewise. 8379 * dsp16xx.h (SMALL_REGISTER_CLASSES): Define with value. 8380 * h8300.h (SMALL_REGISTER_CLASSES): Likewise. 8381 * i386.h (SMALL_REGISTER_CLASSES): Likewise. 8382 * pdp11.h (SMALL_REGISTER_CLASSES): Likewise. 8383 * sh.h (SMALL_REGISTER_CLASSES): Likewise. 8384 8385Thu Dec 12 15:25:39 1996 Michael Meissner <meissner@tiktok.cygnus.com> 8386 8387 * rs6000.md (sysv call insns): If flag_pic add @plt suffix. 8388 8389 * rs6000.md (fix_truncdfsi2_store): Fix offsets > 32k. 8390 8391 * rs6000/t-ppccomm: New file for common parts of embedded and 8392 System V target Makefile support. 8393 8394 * rs6000/t-ppcos: New file for System V OS target Makefile 8395 support. 8396 8397 * rs6000/t-solaris: Delete, merge into rs6000/t-ppcos. 8398 8399 * rs6000/t-{ppc,ppcgas}: Only keep the multilib specific parts, 8400 moving the rest to rs6000/t-ppccomm. 8401 8402 * configure (powerpc*-*-*): For embedded and System V 8403 configurations, add rs6000/t-ppccomm. 8404 For GNU/Linux and Solaris, use t-ppcos. 8405 8406 * ginclude/ppc-asm.h (cr*, f*): Add new macros for register names. 8407 8408 * rs6000/sol-c0.c (_start): Fix uninitialized data bug. 8409 8410 * rs6000.md (init_v4_pic): Add @local to call. 8411 (icbi,dcbst,sync,isync): Delete PowerPC cache control insns. 8412 8413 * rs6000/sysv4.h (ASM_SPEC): On explicit -mcall-solaris, pass 8414 -msolaris to the assembler. 8415 8416 * rs6000.c (rs6000_sync_trampoline): Delete. 8417 (rs6000_trampoline_template): Aix & System V don't need template now. 8418 (rs6000_initialize_trampoline): For System V, call the function 8419 __trampoline_setup to set up the trampoline. 8420 8421 * rs6000.h (TRAMPOLINE_TEMPLATE): Delete here. 8422 * rs6000/win-nt.h (TRAMPOLINE_TEMPLATE): Add it here. 8423 8424 * rs6000/tramp.asm: New file, setup trampolines properly on System 8425 V systems, properly flushing the caches. 8426 8427Thu Dec 12 10:53:10 1996 Jeffrey A Law (law@cygnus.com) 8428 8429 * reorg.c (fill_slots_from_thread): Don't call eligible_for_delay 8430 with an insn with asm operands. 8431 8432 * expmed.c (emit_store_flag_force): Fix typos/thinkos. 8433 8434Thu Dec 12 08:09:20 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 8435 8436 * i386.c (i386_return_pops_args): Libcalls ignore TARGET_RTD. 8437 8438Thu Dec 12 07:56:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 8439 8440 * tree.h (maybe_get_identifier): New declaration. 8441 8442 * calls.c (emit_library_call): Don't pass VOIDmode to type_for_mode. 8443 8444 * va-alpha.h: Add definitions for VMS; they differ from Unix. 8445 8446 * Makefile.in (stamp-objlist): Handle first character of object 8447 file being a digit. 8448 8449 * 1750a.h (function_arg, {movcnt,mod}_regno_adjust): Add decls. 8450 (branch_or_jump): Likewise. 8451 (FUNCTION_ARG): Remove cast of function_arg result to rtx. 8452 * 1750a.md: Remove unneeded casts to char *. 8453 8454Thu Dec 12 05:55:27 1996 Richard Earnshaw (rearnsha@armltd.co.uk) 8455 8456 * arm.c (arm_gen_constant, case [IX]OR): Don't invert constant if 8457 loading into temporary. 8458 8459Wed Dec 11 18:57:21 1996 Brendan Kehoe <brendan@lisa.cygnus.com> 8460 8461 * toplev.c (rest_of_compilation): Make sure unwinder RTL is saved. 8462 8463 * collect2.c (write_c_file): Wrap the ctor/dtor lists and fns 8464 with `extern "C" { ... }'. 8465 8466Wed Dec 11 17:46:48 1996 John F. Carr <jfc@mit.edu> 8467 8468 * tree.h (tree_decl): Reorder field declarations to reduce size 8469 on 64 bit machines. 8470 8471 * combine.c (try_combine): When splitting an insn, check for the 8472 new I2 setting a SUBREG. 8473 8474Wed Dec 11 17:00:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 8475 8476 * alpha.c (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of 8477 using "%ld". 8478 (output_prolog): Don't print useless comment for VMS. 8479 8480 * alpha.c (output_prolog): SIZE is now HOST_WIDE_INT. 8481 * alpha.md (mov[hq]i unnamed): Split up for TARGET_BYTE_OPS and not. 8482 8483 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): Don't call 8484 fixup_memory_subreg if no longer SUBREG of MEM. 8485 8486Wed Dec 11 14:10:48 1996 Jeffrey A Law (law@cygnus.com) 8487 8488 * mn10300.c: New file for Matsushita MN10300 port. 8489 * mn10300.h, mn10300.md, t-mn10300, xm-mn10300.h: Likewise. 8490 * config.sub: Recognize mn10300 as a basic machine type. 8491 * configure: Similarly. 8492 * ginclude/stdarg.h: mn10300 is little endian. 8493 * ginclude/varargs.h: Likewise. 8494 8495Wed Dec 11 09:09:10 1996 Nagai Takayuki <nagai@ics.es.osaka-u.ac.jp> 8496 8497 * libgcc2.c (cacheflush): Add SONY NEWS-OS 4.2 version. 8498 8499Wed Dec 11 09:01:39 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 8500 8501 * calls.c (emit_library_call, emit_library_call_value): 8502 Don't pass an identifier node as function type for 8503 library functions, but rather build a function type that 8504 has a return type with the correct mode. 8505 * i386.c (i386_return_pops_args): Don't test for IDENTIFIER_NODE. 8506 * i386/isc.h (obsolete RETURN_POPS_ARGS): Test first argument 8507 for IDENTIFIER_NODE. 8508 * i386/next.h (RETURN_POPS_ARGS): Likewise. 8509 * i386/sco.h (RETURN_POPS_ARGS): Likewise. 8510 * i386/sco5.h (RETURN_POPS_ARGS): Likewise. 8511 * i386/scodbx.h (RETURN_POPS_ARGS): Likewise. 8512 * m68k.h (RETURN_POPS_ARGS): Likewise. 8513 * ns32k.h (RETURN_POPS_ARGS): Likewise. 8514 * pyr.h (RETURN_POPS_ARGS): Likewise. 8515 * gmicro.h (RETURN_POPS_ARGS): Likewise; fix typo. 8516 8517Tue Dec 10 17:36:47 1996 J.T. Conklin <jtc@rhino.cygnus.com> 8518 8519 * Add optimizations from John Vickers (john@rhizik.demon.co.uk) 8520 * m68k.h (TARGET_CPU32): New macro. 8521 * m68k.md (add[hs]i3): Only use two addq.w or subq.w instructions 8522 when adding or subtracting constants 8 < N < 16 on TARGET_CPU32. 8523 Use lea instead of add.w when adding 16 bit constants to address 8524 registers on all but TARGET_68040. 8525 * m68k.c (output_function_{pro,epi}logue): Use lea instead of add.w 8526 when adjusting stack pointer on all but TARGET_68040. 8527 8528Tue Dec 10 15:55:23 1996 Ian Lance Taylor <ian@cygnus.com> 8529 8530 * optabs.c (emit_unop_insn): Treat ZERO_EXTEND like SIGN_EXTEND. 8531 8532Tue Dec 10 13:47:24 1996 Joern Rennecke <amylaar@cygnus.co.uk> 8533 8534 * combine.c (combinable_i3pat): Bring back to sync with can_combine_p. 8535 8536 * sh.h (ADJUST_INSN_LENGTH): Don't break from loop when LOOP_BEG found. 8537 Calculate padding in new variable pad. 8538 8539Mon Dec 9 18:00:38 1996 Jason Merrill <jason@yorick.cygnus.com> 8540 8541 * dwarf2out.c (output_uleb128): Output value in human-readable comment. 8542 (output_sleb128): Likewise. 8543 (various): Adjust. 8544 (output_call_frame_info): Only output info if it's interesting. 8545 (add_src_coords_attributes): New fn. 8546 (add_name_and_src_coords_attributes): Split out from here. 8547 (gen_enumeration_type_die): Add src coordinates. 8548 (gen_struct_or_union_type_die): Likewise. 8549 (dwarf2out_finish): Call output_call_frame_info for all targets. 8550 8551Thu Dec 5 11:25:30 1996 Jason Merrill <jason@yorick.cygnus.com> 8552 8553 * dwarf2out.c (add_pure_or_virtual_attribute): Only add 8554 AT_containing_type if -g2 or higher. 8555 8556 * dwarf2out.c (gen_struct_or_union_type_die): Make sure that 8557 the type for AT_containing_type has been generated. 8558 (gen_decl_die): Likewise. 8559 8560 * dwarf2out.c (type_tag): Check DECL_IGNORED_P. 8561 (add_pure_or_virtual_attribute): Check DECL_VINDEX instead. 8562 (scope_die_for): Likewise. 8563 * dwarfout.c (type_tag): Likewise. 8564 8565Wed Dec 4 22:51:38 1996 Jason Merrill <jason@yorick.cygnus.com> 8566 8567 * dwarf2out.c (decode_cfi_rtl): Support getting a CONST_INT. 8568 (dwarf2out_begin_function): Adjust. 8569 (reg_save): Divide offset by the alignment. 8570 (output_cfi): Support having more than one advance_loc. 8571 (output_call_frame_info): Re-initialize current_label. 8572 (dwarf2out_begin_prologue): Initialize current_label to NULL. 8573 (lookup_cfa, lookup_cfa_1): New fns. 8574 (dwarf2out_def_cfa): Call lookup_cfa. 8575 (dwarf2out_finish): Don't generate CIE CFIs. 8576 (dwarf2out_init): Generate them here. 8577 (DWARF_FRAME_RETURN_COLUMN): Use PC_REGNUM. 8578 8579 (add_pure_or_virtual_attribute): Note virtual context. 8580 (gen_formal_parameter_die): Return the die. 8581 (gen_formal_types_die): Set AT_artificial on `this'. 8582 (gen_subprogram_die): Add AT_accessibility. 8583 (gen_variable_die): Likewise. 8584 (gen_field_die): Likewise. Don't generate location attribute for 8585 union members. 8586 (gen_struct_or_union_type_die): Note where our vtable lives. 8587 (gen_decl_die): Handle anonymous union fields. 8588 (dwarf2out_decl): Always output `bool'. 8589 8590Mon Dec 2 03:55:15 1996 Jason Merrill <jason@yorick.cygnus.com> 8591 8592 * final.c (final_end_function): Don't call dwarf2out_end_function. 8593 8594 * dwarf2out.c (output_line_info): Emit special opcodes for each line 8595 entry, even if the line number doesn't change. 8596 (pend_type, output_pending_types_for_scope): New fns. 8597 (gen_struct_or_union_type_die): Use them to defer generating member 8598 dies if we're in the middle of some other context. 8599 (gen_type_die): Still put nested types in the right place. 8600 (dwarf2out_decl): Call output_pending_types_for_scope. 8601 8602 * dwarf2out.c (dw_fde_struct): Replace end_prologue, begin_epilogue 8603 with current_label. 8604 (DWARF_CIE_INSN_SIZE, DWARF_CIE_SIZE): Remove. 8605 (DWARF_CIE_HEADER_SIZE): The size without the initial insns. 8606 (size_of_cfi): Revert. 8607 (decode_cfi_rtl, add_fde_cfi, dwarf2out_def_cfa, reg_save, 8608 dwarf2out_reg_save, dwarf2out_return_save): New fns. 8609 (dwarf2out_begin_function): Use them to generate CFIs. 8610 (dwarf2out_finish): Use them to generate E CFIs. 8611 Don't set next_fde_offset. 8612 (calc_fde_sizes): Initialize cie_size. 8613 (output_call_frame_info): Don't generate CIE CFIs. 8614 (dwarf2out_end_function): Remove. 8615 8616 * tree.c (maybe_get_identifier): New fn. 8617 * varasm.c (assemble_name): Use it instead of get_identifier. 8618 8619Fri Nov 29 15:13:39 1996 Stan Cox <coxs@dg-rtp.dg.com> 8620 8621 * jump.c (jump_optimize): Don't move initialization if there is a 8622 label between it and the jump for if (foo) bar++ to bar += (foo !=0) 8623 8624Wed Nov 27 16:21:14 1996 Stan Cox <coxs@dg-rtp.dg.com> 8625 8626 * Remove change of Oct 4. 8627 * i386.h (outer_function_chain): Remove. 8628 (current_function_calls_alloca): Remove. 8629 (rtx_equal_function_value_matters): Remove. 8630 (N_REGS_USED, N_ALLOCATABLE_REGISTERS): Remove. 8631 * i386.md (adddi3_1, subdi3_1): Remove. 8632 (adddi3, subdi3): Revert. 8633 (movsf, movsf_mem, movsf_normal, movdf, movdf_mem, movdf_mem+1): 8634 Likewise. 8635 (movxf, movxf_mem, movxf_mem+1, addsidi3_1, addsidi3_2): Likewise. 8636 (adddi3_1, subsidi3, subdi3_1): Likewise. 8637 (addsidi3_1, addsidi3_2, subsidi3): Likewise. 8638 (addsidi3_1, addsidi3_2, adddi3, subsidi3): Disable the problem 8639 reload alternatives. 8640 8641Wed Nov 27 16:21:14 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 8642 8643 * i386.md (ashldi3_non_const_int, ashrdi3_non_const_int): 8644 Use a hidden branch to handle shifts > 32 bit. 8645 (lshrdi3_non_const_int): Likewise. 8646 (floatdixf2): Don't use unnecessary XFmode operation. 8647 8648Wed Nov 27 15:23:41 1996 Jason Merrill <jason@yorick.cygnus.com> 8649 8650 * varasm.c (assemble_variable): Don't emit DWARF. 8651 8652 * toplev.c (rest_of_type_compilation): Don't emit DWARF. 8653 (main): Just let -gdwarf mean DWARF v1; remove -gdwarf-1. 8654 8655 * dwarfout.c (decl_class_context): New fn. 8656 (output_global_subroutine_die): Fix declaration case. 8657 (output_global_variable_die): Likewise. 8658 (output_type): Note when we are in a class defn. If we're a nested 8659 type and our context hasn't been written, do that. Do early exit 8660 for nested types. 8661 (output_decl): Output the class context for fns and vars. 8662 Don't emit detailed parm info for a fn declaration. 8663 Use TYPE_DECL_IS_STUB, is_redundant_typedef. 8664 (type_ok_for_scope): Support emitting nested types later. 8665 (is_redundant_typedef): New fn. 8666 (TYPE_DECL_IS_STUB): New macro. 8667 (output_compile_unit_die): Check use_gnu_debug_info_extensions. 8668 (output_local_subroutine_die, output_global_subroutine_die, 8669 dwarfout_begin_function, dwarfout_end_function, dwarfout_line, 8670 generate_macinfo_entry, dwarfout_init, dwarfout_finish): Likewise. 8671 8672 * dwarf2out.c (decl_class_context): Static. 8673 (lookup_type_die): Use TYPE_SYMTAB_POINTER. 8674 (equate_type_number_to_die): Likewise. 8675 (gen_subprogram_die): If we're in class context, it's a decl. 8676 (gen_variable_die): Likewise. 8677 (gen_decl_die): Output the containing type. 8678 (dwarf2out_init): Lose type_die_table code. 8679 8680Wed Nov 27 08:30:54 1996 Brendan Kehoe <brendan@lisa.cygnus.com> 8681 8682 * Makefile.in (DRIVER_DEFINES): New macro, with the macro 8683 definitions for the driver. 8684 (gcc.o): Make rule use $(DRIVER_DEFINES). 8685 * gcc.c (process_command) [LANG_SPECIFIC_DRIVER]: Call 8686 lang_specific_driver, passing along the addr of FATAL for errors 8687 along with our ARGC and ARGV. 8688 8689Wed Nov 27 08:21:13 1996 Philippe De Muyter <phdm@info.ucl.ac.be> 8690 8691 * m68k.md (iorsi_zexthi_ashl16): New pattern. 8692 (ashrsi_16): New name for old unnamed pattern. 8693 8694 * objc/misc.c (stdlib.h): Define __USE_FIXED_PROTOTYPES__ before 8695 including stdlib.h. 8696 8697Wed Nov 27 08:17:34 1996 Joern Rennecke <amylaar@cygnus.co.uk> 8698 8699 * i386.md (decrement_and_branch_until_zero+[3-8]): Add missing 8700 CC_STATUS_INIT. 8701 (decrement_and_branch_until_zero+[5-8]): Delete redundant assignment. 8702 8703Wed Nov 27 07:56:27 1996 J.T. Conklin <jtc@rhino.cygnus.com> 8704 8705 * m68k.md ({and,ior,xor}si3_internal): Removed !TARGET_5200 from 8706 conditionals now that entire insn is disabled when !TARGET_5200. 8707 8708Wed Nov 27 07:52:32 1996 Oliver Kellogg <kellogg@space.otn.dasa.de> 8709 8710 * 1750a.md (movhi pattern): Fixed MEM to MEM move problem. 8711 8712Tue Nov 26 14:50:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 8713 8714 * expr.c (move_by_pieces): Abort only if length positive at end. 8715 * function.c (frame_offset, get_frame_size): Make HOST_WIDE_INT. 8716 * function.h (struct function): Make frame_offset be HOST_WIDE_INT. 8717 (get_frame_size): Add definition. 8718 * reload1.c (reload): Make starting_frame_size be HOST_WIDE_INT. 8719 8720Mon Nov 25 16:55:14 1996 Jason Merrill <jason@yorick.cygnus.com> 8721 8722 * dwarf2out.c (dwarf2out_finish): Don't emit call frame info 8723 for non-MIPS targets. 8724 (is_redundant_typedef): New fn. 8725 (modified_type_die): Refer to typedef DIEs where appropriate. 8726 (gen_typedef_die): Support DECL_ORIGINAL_TYPE. 8727 (gen_type_die): Likewise. Use is_redundant_typedef. 8728 (gen_subprogram_die): Don't force a spec DIE for local class methods. 8729 8730Mon Nov 25 15:09:12 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 8731 8732 * gcc.c (handle_braces): Rework last change. 8733 8734Mon Nov 25 13:49:51 1996 Jim Wilson <wilson@cygnus.com> 8735 8736 * configure (build_exeext, exeext): New variables. Use sed to insert 8737 build_exeext value into Makefile exeext rule. 8738 (*-*-cygwin32): Set exeext. 8739 * i386/x-cygwin32 (exeext): Delete. 8740 * rs6000/x-cygwin32 (exeext): Delete. 8741 8742 * dwarf.h (enum dwarf_location_atom): Add OP_MULT. 8743 * dwarfout.c (output_mem_loc_descriptor, case MULT): Add. 8744 * dwarfout2.c (mem_loc_descriptor, case MULT): Add. 8745 8746 * dwarfout.c (dwarf_fund_type_name, case FT_unsigned_int64): Fix typo. 8747 8748Sun Nov 24 21:42:01 1996 J.T. Conklin <jtc@rhino.cygnus.com> 8749 8750 * m68k.md (andsi3): Changed into define_expand. 8751 (andsi3_internal): Rename from old andsi3, changed condition 8752 to !TARGET_5200. 8753 (andsi2_5200): New insn. 8754 (iorsi3): Change into define_expand. 8755 (iorsi2_internal): Rename from old iorsi3, changed condition 8756 to !TARGET_5200. 8757 (iorsi2_5200): New insn. 8758 (xorsi3): Change into define_expand. 8759 (xorsi2_internal): Rename from old xorsi3, changed condition 8760 to !TARGET_5200. 8761 (xorsi2_5200): New insn. 8762 8763Sun Nov 24 21:31:32 1996 John F. Carr <jfc@mit.edu> 8764 8765 * i386.h (N_ALLOCATABLE_REGISTERS): Remove extra backslash at 8766 end of macro definition. 8767 8768 * cpplib.c (LOCAL_INCLUDE_DIR): Remove default definition. 8769 (include_defaults_array): Do not use LOCAL_INCLUDE_DIR or 8770 TOOL_INCLUDE_DIR if they are not defined. 8771 * cccp.c: Likewise. 8772 8773 * Makefile.in (cppmain.o): New rule. 8774 8775Sun Nov 24 19:14:50 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 8776 8777 * fold-const.c (merge_ranges): In (+,-) case, if lower bounds are 8778 the same the result is always false. 8779 8780Sun Nov 24 18:48:31 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 8781 8782 * c-typeck.c (build_indirect_ref): Don't give warning for 8783 dereferencing void * if evaluation is being skipped. 8784 8785 * c-decl.c (poplevel): Don't call output_inline_function if 8786 DECL_SAVED_INSNS is not set. 8787 8788 * gcc.c (give_switch): Add new arg, INCLUDE_BLANKS. 8789 (handle_braces): All callers changed. 8790 Add support for new construct: %{S*^}. 8791 8792Sun Nov 24 18:44:48 1996 Paul Eggert <eggert@twinsun.com> 8793 8794 * c-parse.in (unary_expr, expr_no_commas): Increment skip_evaluation 8795 when analyzing an expression that is known not to be evaluated. 8796 (sizeof, alignof): New rules. 8797 * c-tree.h (skip_evaluation): New variable. 8798 * c-common.c (skip_evaluation): Likewise. 8799 (overflow_warning, unsigned_conversion_warning): Don't warn about 8800 potential runtime errors when skipping evaluation. 8801 * c-typeck.c (build_binary_op): Likewise. 8802 (build_conditional_expr): op1 now always nonnull. 8803 8804Sun Nov 24 17:06:58 1996 Bernd Schmidt (crux@Pool.Informatik.RWTH-Aachen.DE) 8805 8806 * toplev.c (rest_of_compilation): Call regscan before each 8807 jump threading pass. 8808 8809Sun Nov 24 16:37:18 1996 Dave Love <d.love@dl.ac.uk> 8810 8811 * configure (objc_thread_file): Set conditionally in each case so 8812 may be overridden with `--enable-objcthreads=posix'. 8813 Change GNU/Linux default to `single'. 8814 8815Fri Nov 22 17:53:15 1996 Jason Merrill <jason@yorick.cygnus.com> 8816 8817 * varasm.c (assemble_variable): Output DWARF in the third case, too. 8818 8819 * dwarf2out.c (decls_for_scope): Only add DIEs with no parents to 8820 our scope. 8821 (gen_subroutine_type_die): Parm types go under the fn type DIE. 8822 8823 * Makefile.in ($(T)crt{begin,end}.o): Move CRTSTUFF_T_CFLAGS after 8824 general flags. 8825 8826 * mips/t-iris6 (CRTSTUFF_T_CFLAGS): Define. 8827 * mips.c (compute_frame_size): Fix fp_save_offset. 8828 8829 * dwarf2out.c (new_die): If we get a NULL parent, inc limbo_die_count. 8830 (decls_for_scope): Decrement limbo_die_count as appropriate. 8831 (dwarf2out_finish): Check for good limbo_die_count. 8832 (size_of_cfi): If regno too big for DW_CFA_offset, use offset_extended 8833 instead. 8834 (output_call_frame_info): Add disabled code for specifying ABI. 8835 (dwarf2out_begin_function): Note all saved regs. 8836 8837 * dwarf2out.c (gen_subprogram_die): Have a DIE for each fn at 8838 toplevel. 8839 (scope_die_for): Only use the NULL for fns and tags. 8840 8841Tue Nov 21 15:53:51 1996 Joern Rennecke <amylaar@cygnus.co.uk> 8842 8843 * sh.c (output_stack_adjust): New argument TEMP. Changed all callers. 8844 If the adjust cannot be done with one, but can be done with two 8845 CONST_OK_FOR_I constants, do it that way. 8846 8847Thu Nov 21 14:25:55 1996 Ian Lance Taylor <ian@cygnus.com> 8848 8849 * fixincludes: Include <stdio.h> in <assert.h> even if not C++ if 8850 stderr needs to be defined. 8851 8852Wed Nov 20 15:38:13 1996 Jason Merrill <jason@yorick.cygnus.com> 8853 8854 * toplev.c (rest_of_type_compilation): Do output function-scope tags 8855 for DWARF 2. 8856 * c-decl.c (pushtag): Set TYPE_CONTEXT on the tag. 8857 * toplev.c, varasm.c: s/dwarf2out_file_scope_decl/dwarf2out_decl/g. 8858 * dwarf2out.c (add_prototyped_attribute): Use a value of 1. 8859 (gen_subprogram_die): Support AT_static_link. 8860 (dwarf2out_decl): Rename from dwarf2out_file_scope_decl. 8861 Give nested fns and tags a die_parent of NULL. 8862 (decls_for_scope): Fix the die_parent for nested fns and tags. 8863 (scope_die_for): If we get a context of NULL, just return it. 8864 8865Tue Nov 19 18:21:11 1996 Jason Merrill <jason@yorick.cygnus.com> 8866 8867 * dwarf2out.c (gen_subprogram_die): Support block extern decls. 8868 (gen_variable_die): Likewise. 8869 (gen_decl_die): Emit block extern function decls. 8870 8871 * c-decl.c (implicitly_declare): Set DECL_ARTIFICIAL. 8872 8873Tue Nov 19 16:50:32 1996 Michael Meissner <meissner@tiktok.cygnus.com> 8874 8875 * configure (powerpc*-{sysv,elf,eabi{,aix,sim}}): Set 8876 extra_headers to ppc-asm.h. 8877 (powerpc*-{linux,solaris,rtems,vxworks}): Likewise. 8878 (powerpc*-{winnt,pe,cygwin32}): Likewise. 8879 8880 * rs6000/t-{ppc,ppcgas,solaris,winnt} (EXTRA_HEADERS): Don't set here. 8881 8882Mon Nov 18 14:51:46 1996 Jason Merrill <jason@yorick.cygnus.com> 8883 8884 * dwarf2out.c (DWARF_CIE_INSN_SIZE): New macro. 8885 (DWARF_CIE_HEADER_SIZE): Use it. 8886 (DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): New macros. 8887 (output_call_frame_info, dwarf2out_begin_function): Use them. 8888 For the MIPS, output the first CFA insn in the CIE. 8889 * dwarf2.h (enum dwarf_call_reg_usage): Lose. 8890 (dwarf_macinfo_record_type): Fix spelling. 8891 * mips/mips.h (DWARF_FRAME_REGNUM, DWARF_FRAME_RETURN_COLUMN): Define. 8892 8893 * dwarf2out.c (base_type_die): Just generate the DIEs as needed, 8894 rather than building up some table. 8895 (init_base_type_table): Lose. 8896 (add_subscript_info): Use add_type_attribute. Don't give an upper 8897 bound for an array of unknown size. 8898 (gen_unspecified_parameters_die): Remove DWARF-1 kludge. 8899 (dwarf2out_init): Lose call to init_base_type_table. 8900 (is_c_family, is_fortran): New fns. 8901 (gen_compile_unit_die): Recognize GNU F77. 8902 (gen_array_type_die): Use AT_declaration for an array of unknown size. 8903 (modified_type_die): Take TYPE_MAIN_VARIANT before passing it 8904 to build_type_variant, so we ignore named variants. 8905 (dwarf2out_file_scope_decl): Don't generate DIEs for built-in structs, 8906 either; they will be emitted if they are used. 8907 From wilson: 8908 (gen_array_type_die): Force the element type out first on IRIX 6. 8909 8910Sun Nov 17 20:23:11 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 8911 8912 * expr.c (get_inner_reference): Fix error in previous change. 8913 8914Sat Nov 16 06:08:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 8915 8916 * emit-rtl.c (operand_subword): Avoid confusion if sizeof (float) 8917 is less than a full word. 8918 8919 * alpha.h (MASK_BYTE_OPS): Now define as 1024. 8920 * alpha/vms.h (TARGET_DEFAULT): Use symbolic values. 8921 8922 * expr.c (get_inner_reference): Add new arg PALIGNMENT and compute it. 8923 (expand_assignment, do_jump): Pass new arg to get_inner_reference. 8924 (expand_expr, case COMPONENT_REF): Likewise. 8925 * fold-const.c (optimize_bit_field_compare, decode_field_reference): 8926 Likewise. 8927 * tree.h (get_inner_reference): Add new arg. 8928 8929 * Add support for Alpha/VMS, mostly from 8930 Klaus Kaempf (kkaempf@progis.de) 8931 * configure (alpha-dec-vms*): New target. 8932 * alpha.c (override_options): Handle VAX format floating-point. 8933 (print_operand, case ',', '-'): New cases. 8934 (alpha_builtin_saveregs): Handle VMS convention. 8935 (alpha_sa_{mask,size}, alpha_pv_save_size, alpha_using_fp): 8936 New versions for VMS. 8937 (output_{pro,epi}logue, function_arg): Likewise. 8938 (direct_return): Never true on VMS. 8939 (check_float_value): Return 0 for VMS. 8940 (vmskrunch, alpha_{need,write}_linkage): New function. 8941 * alpha.h ({MASK,TARGET}_{OPEN_VMS,FLOAT_VAX}): New macros. 8942 (TARGET_SWITCHES): Add float-vax and float-ieee. 8943 ({FUNCTION,LIBCALL}_VALUE, FUNCTION_VALUE_REGNO_P): R1 and R33 8944 are also return registers. 8945 (ASM_OUTPUT_DOUBLE): Support both floating-point formats. 8946 (PRINT_OPERAND_FUNCT_VALID_P): Add ',' and '-'. 8947 * alpha.md ({div,mod}[sd]i3): Only for VMS. 8948 (fp operations): Add modifiers for multiple floating-point formats. 8949 (call patterns): Handle new calling sequence for VMS. 8950 (tablejump): Make new pattern for VMS. 8951 (nonlocal_goto_receiver, arg_home): New patterns. 8952 * alpha/t-vms, alpha/vms.h, alpha/xm-vms.h: New files. 8953 8954Fri Nov 15 17:38:20 1996 Doug Evans <dje@seba.cygnus.com> 8955 8956 * sdbout.c (current_file): New global. 8957 (PUT_SDB_SRC_FILE): New PUT_SDB_FOO macro. 8958 (sdbout_init): Initialize current_file ifdef MIPS_DEBUGGING_INFO. 8959 (sdbout_{start_new,resume_previous}_source_file): New functions. 8960 * toplev.c (debug_{start,end}_source_file): Call them if SDB_DEBUG. 8961 * mips.h (PUT_SDB_SRC_FILE): Define. 8962 8963Fri Nov 15 16:11:25 1996 Jason Merrill <jason@yorick.cygnus.com> 8964 8965 * dwarfout.c (dwarfout_line): Don't emit line number info for 8966 functions outside of .text. 8967 8968Fri Nov 15 15:52:42 1996 Stan Cox <coxs@dg-rtp.dg.com> 8969 8970 * i386/386bsd.h (COMMENT_BEGIN): Delete. 8971 * i386/freebsd.h (COMMENT_BEGIN): Likewise. 8972 * i386/netbsd.h (COMMENT_BEGIN): Likewise. 8973 * i386/unix.h (COMMENT_BEGIN): Likewise. 8974 8975Fri Nov 15 13:22:42 1996 Jim Wilson <wilson@cygnus.com> 8976 8977 * fold-const.c (unextend): Rewrite type conversions to avoid overflow. 8978 8979Fri Nov 15 12:11:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 8980 8981 * combine.c (try_combine): Properly copy an rtvec. 8982 * emit-rtl.c (gen_rtvec_vv): New function. 8983 (copy_rtx_if_shared): Call it. 8984 * integrate.c (copy_for_inline): Likewise. 8985 * reload1.c (eliminate_regs): Likewise. 8986 * rtl.h (gen_rtvec_vv): Declare. 8987 * genattrtab.c (simplify_cond): Make TESTS an array of rtunions. 8988 * genextract.c (main): Use loop, not bcopy, to set recog_operands 8989 from an rtvec. 8990 * rtl.c (rtvec_alloc): Clear rtwint instead of rtvec. 8991 8992 * machmode.h (HOST_PTR_PRINTF): Handle char * wider than long. 8993 (HOST_WIDE_INT_PRINT_{DEC,UNSIGNED,HEX,DOUBLE_HEX}): New macros. 8994 * final.c (asm_fprintf): Use "ll" prefix for a long long HOST_WIDE_INT. 8995 (output_{asm_insn,addr_const}): Use HOST_WIDE_INT_PRINT_*. 8996 * print-tree.c (print_node{,_brief}, case INTEGER_CST): Likewise. 8997 * print-rtl.c (print_rtx, case 'w'): Use HOST_WIDE_INT_PRINT_DEC. 8998 8999 * unroll.c (iteration_info): Fix code so that it knows iteration_var 9000 is a HOST_WIDE_INT, not a long. 9001 9002 * fold-const.c (operand_equal_p): Do comparison with REAL_VALUES_EQUAL. 9003 (make_range): Properly decide when to get TREE_TYPE of arg0. 9004 Handle EXP being an INTEGER_CST at end. 9005 (fold_range_test): Handle return of 0 from make_range. 9006 (fold, case TRUTH_AND_EXPR): Handle first arg of 0. 9007 (fold, case TRUTH_OR_EXPR): Handle first arg of 1. 9008 9009 * c-common.c (decl_attributes, case A_ALIAS): Add missing parens. 9010 9011Fri Nov 15 06:37:54 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 9012 9013 * fold-const.c (range_binop): Set SNG1 to zero if ARG1 is a 9014 not a lower or upper bound. 9015 9016Thu Nov 14 23:08:25 1996 Jason Merrill <jason@yorick.cygnus.com> 9017 9018 * flags.h (debug_info_type): Add DWARF2_DEBUG. 9019 * toplev.c (main): Support DWARF2_DEBUG. Add -gdwarf-1, -gdwarf-2 9020 options. Check debug level after choosing type. 9021 (debug_{start,end}_source_file, debug_{define,undef}): New functions. 9022 (compile_file): Support dwarf2 separately from dwarf1. 9023 (rest_of_type_compilation, rest_of_compilation): Likewise. 9024 * final.c (final_start_function): Likewise. 9025 (final_end_function, final_scan_insn, output_source_line): Likewise. 9026 * varasm.c (assemble_variable): Likewise. 9027 * dwarfout.c: Don't check DWARF_VERSION. 9028 * dwarf2out.c: s/dwarfout/dwarf2out/g. Check DWARF2_DEBUGGING_INFO. 9029 * c-lex.c (check_newline): Use debug_* instead of calling *out 9030 functions directly. 9031 * svr4.h (DWARF2_DEBUGGING_INFO): Define. 9032 * mips/iris6.h (PREFERRED_DEBUGGING_TYPE): DWARF2_DEBUG. 9033 (DWARF2_DEBUGGING_INFO): Define instead of DWARF_DEBUGGING_INFO. 9034 (LINK_SPEC): Pass -w through. 9035 * mips.h (PREFERRED_DEBUGGING_TYPE): Don't check `len'. 9036 9037Thu Nov 14 17:25:47 1996 Jeffrey A Law (law@cygnus.com) 9038 9039 * h8300.c (dosize): Don't clobber static chain reg if needed by 9040 current function. 9041 9042Wed Nov 13 17:05:19 1996 Jason Merrill <jason@yorick.cygnus.com> 9043 9044 * Makefile.in (stage?-start): Keep a copy of EXTRA_MULTILIB_PARTS 9045 in the build directory. 9046 9047Tue Nov 12 23:17:17 1996 Jeffrey A Law (law@cygnus.com) 9048 9049 * pa.c (print_operand, case 'Y'): Fix comparisons to handle 9050 NaNs properly in all cases. 9051 9052Tue Nov 12 18:47:24 1996 Jim Wilson <wilson@cygnus.com> 9053 9054 * expr.c (emit_group_store): For REG case, call gen_lowpart if 9055 modes are different. 9056 9057Tue Nov 12 18:24:40 1996 Doug Rupp (rupp@gnat.com) 9058 9059 * gcc.c (exit): If VMS, define as __posix_exit. 9060 (option_map): Add define-macro and undefine-macro. 9061 9062Tue Nov 12 17:55:10 1996 Torbjorn Granlund <tege@tege.pdc.kth.se> 9063 9064 * alpha.c (input_operand): If TARGET_BYTE_OPS accept HImode and QImode. 9065 * alpha.h (MASK_BYTE_OPS): New define. 9066 (TARGET_BYTE_OPS): New define. 9067 (TARGET_SWITCHES): Handle -mbyte. 9068 (LOAD_EXTEND_OP): When MODE is not SImode, return ZERO_EXTEND. 9069 * alpha.md (zero_extendqidi2): Handle TARGET_BYTE_OPS. 9070 (zero_extend{hidi,qisi,hisi}2): Likewise. 9071 (extendqisi2): Use extendqidi2x if TARGET_BYTE_OPS. 9072 (extendqidi2): Likewise. 9073 (extendqidi2x): New pattern. 9074 (extendhisi2): Use extendhidi2x if TARGET_BYTE_OPS. 9075 (extendhidi2): Likewise. 9076 (extendhidi2x): New pattern. 9077 (movhi): Handle TARGET_BYTE_OPS. 9078 (movhi matcher): Output ldwu and stw. 9079 (movqi): Handle TARGET_BYTE_OPS. 9080 (movqi matcher): Output ldbu and stb. 9081 9082Tue Nov 12 16:53:37 1996 Rob Savoye <rob@chinadoll.cygnus.com> 9083 9084 * configure (hppa1.1-pro*, i960-*-coff*,m68k-*-aout*): Add libgloss.h. 9085 (m68k-*-coff*, mips*-*-elf*, sparc*-*-aout*, sparc*-*-coff*): Likewise. 9086 * config/libgloss.h: New file. 9087 9088Tue Nov 12 16:21:45 1996 Joern Rennecke <amylaar@cygnus.com> 9089 9090 * jump.c (jump_optimize): Fix bug in Sep 23 change. 9091 9092Tue Nov 12 16:15:31 1996 Andrew Cagney (cagney@tpgi.com.au) 9093 9094 * global.c (prune_references): Add missing symmetic CONFLICTP call. 9095 9096Tue Nov 12 14:34:40 1996 Philippe De Muyter <phdm@info.ucl.ac.be> 9097 9098 * m68k.c (output_function_{pro,epi}logue): Save and restore 9099 fp-registers only if TARGET_68881. 9100 9101 * m68k/mot3300.h (ASM_OUTPUT_INTERNAL_LABEL): Prefix labels with "L%". 9102 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_CASE_LABEL): Likewise. 9103 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. 9104 9105 * m68k/mot3300.h (TARGET_DEFAULT): Use MASK_68040_ALSO, not MASK_68040. 9106 * m68k/next.h, m68k/ccur-GAS.h (TARGET_DEFAULT): Likewise. 9107 9108 * fixproto (std_files): Add sys/socket.h. 9109 9110 * m68k.md (movqi): Emit 'st' for INTVAL & 255 == 255, not INTVAL == -1. 9111 (seq,sne,sgt,sgtu,slt,sltu,sge,sgeu,sle,sleu): Allow "m" as operand 0. 9112 9113Tue Nov 12 14:17:45 1996 Paul Eggert <eggert@twinsun.com> 9114 9115 * c-decl.c (grokdeclarator): Generate a warning if -Wimplicit, 9116 unless a warning was already generated by -Wreturn-type. 9117 9118Tue Nov 12 14:11:02 1996 Pat Rankin <rankin@eql.caltech.edu> 9119 9120 * Make qsort callback routines conform to the ANSI/ISO standard. 9121 * c-decl.c (field_decl_cmp): Use `const void *' arguments. 9122 * global.c (allocno_compare): Likewise. 9123 * reload1.c (hard_reg_use_compare, compare_spill_regs): Likewise. 9124 (reload_reg_class_lower): Likewise. 9125 * stupid.c (stupid_reg_compare): Likewise. 9126 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise. 9127 (QTY_CMP_PRI, QTY_CMP_SUGG): New macros. 9128 (qty_compare_1, qty_sugg_compare_1): Use them. 9129 9130Tue Nov 12 13:20:25 1996 Jim Wilson <wilson@cygnus.com> 9131 9132 * fold-const.c (merge_ranges): In (+,-) case, treat subset specially 9133 if lower bounds are the same. 9134 9135Tue Nov 12 13:10:01 1996 J.T. Conklin <jtc@cygnus.com> 9136 9137 * m68k.md (addsi3): If TARGET_5200, use the lea insn to add small 9138 constants to address registers. 9139 (negsi2): Change into define_expand. 9140 (negsi2_internal): Rename from old negsi2, changed condition 9141 to !TARGET_5200. 9142 (negsi2_5200): New insn. 9143 (one_cmplsi2): Change into define_expand. 9144 (one_cmplsi2_internal): Rename from old one_cmplsi2, changed 9145 condition to !TARGET_5200. 9146 (one_cmplsi2_5200): New insn. 9147 (negdi2_5200): Corrected constraints. 9148 (one_cmpldi2): Changed condition to !TARGET_5200. 9149 9150 * m68k.c (m68k_align_loops_string, m68k_align_jumps_string): New vars. 9151 (m68k_align_funcs_string, m68k_align_loops): Likewise. 9152 (m68k_align_jumps, m68k_align_funcs): Likewise. 9153 (override_options): New function. 9154 * m68k.h (TARGET_OPTIONS): Added alignment options. 9155 (MAX_CODE_ALIGN, ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): 9156 New macros. 9157 (FUNCTION_BOUNDARY): Use value derrived from m68k_align_funcs 9158 instead of constant. 9159 9160 * m68k.c (output_function_{pro,epi}logue): Fix typo in last change. 9161 9162Tue Nov 12 09:26:51 1996 Torbjorn Granlund <tege@wombat.gnu.ai.mit.edu> 9163 9164 * i386.md (parallel inc/dec and branch-if-zero/nonzero): Use `+' in 9165 constraint. 9166 9167Mon Nov 11 15:12:22 1996 Jason Merrill <jason@yorick.cygnus.com> 9168 9169 * libgcc2.c: Also define WEAK_ALIAS if ASM_OUTPUT_WEAK_ALIAS. 9170 * mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS): Define. 9171 * varasm.c (assemble_alias): Use ASM_OUTPUT_WEAK_ALIAS. 9172 9173 * dwarf2out.c (TYPE_USED_FOR_FUNCTION): Lose. 9174 (gen_compile_unit_die): Only append -g with -g2 or better. 9175 (scope_die_for): Don't emit any type info with -g1. 9176 (gen_subprogram_die): Likewise. 9177 (gen_decl_die): Likewise. 9178 (dwarfout_file_scope_decl): Likewise. 9179 (dwarfout_init): Likewise. 9180 9181 * mips/iris6.h (TYPE_ASM_OP): Define. 9182 (SIZE_ASM_OP): Define. 9183 (ASM_WEAKEN_LABEL): Define. 9184 (BSS_SECTION_ASM_OP): Define. 9185 (ASM_OUTPUT_ALIGNED_LOCAL): Don't use ASM_DECLARE_OBJECT_NAME. 9186 (ASM_OUTPUT_ALIGNED_BSS): Define. 9187 (ASM_DECLARE_OBJECT_NAME): Redefine to emit .size directive. 9188 (ASM_FINISH_DECLARE_OBJECT): Define. 9189 (ASM_OUTPUT_DEF): Don't define. 9190 9191Fri Nov 8 20:38:51 1996 Jim Wilson <wilson@cygnus.com> 9192 9193 * function.c (expand_function_end): Handle BLKmode structures returned 9194 in registers. 9195 9196Fri Nov 8 20:27:07 1996 Jason Merrill <jason@yorick.cygnus.com> 9197 9198 * stor-layout.c (layout_record): Check for VAR_DECL instead 9199 of TREE_STATIC. 9200 9201 * varasm.c (assemble_variable): Do write out DWARF for 9202 record-scope variables. 9203 * toplev.c (rest_of_type_compilation): Do write out DWARF for 9204 record-scope types. 9205 9206 * dwarf2out.c (gen_enumeration_type_die): Set TREE_ASM_WRITTEN on a 9207 complete enum type. 9208 (gen_struct_or_union_type_die): Don't recurse between nested classes. 9209 (gen_type_die): Write out nested classes by writing out their context. 9210 9211Fri Nov 8 17:40:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 9212 9213 * emit-rtl.c (change_address): If MEMREF isn't changing, 9214 return the old one. 9215 9216 * expr.c (expand_assignment): Remove bogus resetting of alignment 9217 to inner alignment. 9218 (expand_expr, case COMPONENT_REF): Likewise. 9219 9220Fri Nov 8 16:31:31 1996 Stan Cox <coxs@dg-rtp.dg.com> 9221 9222 * reg-stack.c (compare_for_stack_reg, subst_stack_regs_pat): 9223 Add support for float conditional move. 9224 9225Thu Nov 7 07:46:07 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 9226 9227 * stor-layout.c (layout_record): Treat constant size as variable if 9228 it overflows. 9229 * fold-const.c (const_binop, case *_DIV_EXPR): Don't do special 9230 sizetype case if a constant overflows. 9231 (size_binop): Use integer_{zero,one}p instead of explicit test. 9232 * tree.c (integer_{zero,one,all_ones,pow2}p, real_{zero,one,two}p): 9233 Return 0 if TREE_CONSTANT_OVERFLOW. 9234 9235Wed Nov 6 17:53:33 1996 Torbjorn Granlund <tege@wombat.gnu.ai.mit.edu> 9236 9237 * i386.md (parallel inc and branch-if-zero/nonzero): Add two 9238 new pattern variants. Change incrementing pattern to use incl/jnz. 9239 9240Wed Nov 6 09:46:10 1996 Stan Cox <coxs@dg-rtp.dg.com> 9241 9242 * i386.c (override_options): Set defaults for -march and -mcpu. 9243 (output_float_compare): Use cc_status.flags to mark if this 9244 comparison can be done with fcomi. 9245 (output_fp_cc0_set): A conditional move may be in a PARALLEL. 9246 9247 * i386.h (CC_FCOMI): Define 9248 9249 * i386.md (sgt,sgtu,sge,sle,bgt,blt,bge,ble): Use CC_FCOMI 9250 (movsicc_1,movhicc_1): Use correct size suffix. 9251 (movsfcc_1,movdfcc_1): Cleanup default move case. 9252 9253Wed Nov 6 09:46:10 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 9254 9255 * i386.h (HARD_REGNO_MODE_OK): If long double isn't XFmode, can't 9256 allow XFmode. 9257 9258Tue Nov 5 22:49:56 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 9259 9260 * sh.md (define_split for and_shl_scratch): 9261 Use rtx_equal_p on the operands to find out which alternative is used. 9262 * sh.c (gen_shl_and): Try to generate shorter constant for and. 9263 9264Mon Nov 4 19:13:52 1996 Jason Merrill <jason@yorick.cygnus.com> 9265 9266 * dwarf2out.c: Clean up unused variables. 9267 Use ASM_{GENERATE,OUTPUT}_INTERNAL_LABEL, shorten label names. 9268 (loc_descriptor): Use reg_loc_descriptor. 9269 (TYPE_DECL_IS_STUB): New macro. 9270 (gen_decl_die): Use it. 9271 (dwarfout_file_scope_decl): Use it. 9272 9273Mon Nov 4 10:23:46 1996 Michael Meissner <meissner@tiktok.cygnus.com> 9274 9275 * ginclude/va-ppc.h (__va_regsave_t,va_start,va_end): Wrap macro 9276 and structures inside #ifndef __VA_PPC_H__ to allow reinclusion. 9277 9278 * rs6000.h (LEGITIMATE_SMALL_DATA_P): Don't allow -fpic or TARGET_TOC. 9279 (LEGITIMATE_LO_SUM_ADDRESS_P, LEGITIMIZE_ADDRESS): Likewise. 9280 9281 * rs6000.md (movsi): Don't call elf_{high,low} if -fpic. 9282 9283 * rs6000/cygwin32.h (STARTFILE_SPEC): Eliminate empty %{}. 9284 9285Sun Nov 3 15:56:35 1996 Michael Meissner <meissner@tiktok.cygnus.com> 9286 9287 * rs6000/sysv4.h (TARGET_TOC): Plain -fpic does not require a TOC. 9288 ({MINIMAL_TOC,CONST}_SECTION_ASM_OP): -fpic should be treated like 9289 -mrelocatable in these cases. 9290 (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise. 9291 (ASM_OUTPUT_ALIGNED_LOCAL): Use sdata_section, not sbss_section. 9292 9293Fri Nov 1 19:57:13 1996 Jason Merrill <jason@yorick.cygnus.com> 9294 9295 * dwarf2out.c (based_loc_descr): Use DBX_REGISTER_NUMBER. The 9296 "frame base" is just the frame or stack reg without an offset. 9297 (gen_subprogram_die): Likewise. 9298 (dwarfout_begin_function): Use DBX_REGISTER_NUMBER. 9299 9300Fri Nov 1 09:50:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 9301 9302 * fold-const.c (make_range): Don't merge unsigned case with range 9303 containing upper bound; instead merge just with zero and convert 9304 a range with no upper bound to opposite one with no lower bound. 9305 (merge_ranges): In (+,-) case, don't treat subset specially if 9306 the upper bounds are the same; fix typo in others case here. 9307 9308Thu Oct 31 20:12:13 1996 Jeffrey A Law (law@cygnus.com) 9309 9310 * fold-const.c (make_range, case PLUS_EXPR): Correct 9311 normalization of an unsigned range that wraps around zero. 9312 9313Thu Oct 31 21:06:37 1996 Jason Merrill <jason@yorick.cygnus.com> 9314 9315 * mips/t-iris6 (EXTRA_MULTILIB_PARTS): Define. 9316 (EXTRA_PARTS): Don't define. 9317 9318 * dwarf2out.c (gen_struct_or_union_type_die): Use AT_specification 9319 for nested types defined outside their containing class. Lose 9320 is_complete. 9321 (gen_enumeration_type_die): Lose is_complete. 9322 (gen_type_die): Lose is_complete. 9323 (add_name_and_src_coords_attributes): Tweak. 9324 (gen_subroutine_type_die): Use scope_die_for. 9325 (gen_ptr_to_mbr_type_die): Likewise. 9326 (gen_subprogram_die): Support AT_artificial. 9327 (gen_variable_die): Likewise. 9328 (dwarfout_file_scope_decl): Lose finalizing. 9329 9330Thu Oct 31 18:43:18 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 9331 9332 * pa.c (emit_move_sequence): Refine previous change. 9333 9334Thu Oct 31 13:25:32 1996 Jim Wilson <wilson@cygnus.com> 9335 9336 * crtstuff.c: Put HAS_INIT_SECTION ifdefs around Irix6 support. 9337 9338 * tree.c (decl_function_context): Handle QUAL_UNION_TYPE. 9339 9340 * calls.c (expand_call): Disable special handling for const calls 9341 that return a PARALLEL rtx. 9342 * expr.c (expand_expr, case CONSTRUCTOR): Don't use a PARALLEL 9343 target. 9344 9345Thu Oct 31 11:45:00 1996 Michael Meissner <meissner@tiktok.cygnus.com> 9346 9347 * rs6000/t-{ppcgas,ppc,solaris} (EXTRA_MULTILIB_PARTS): Add 9348 {e,s}crt{i,n,0}.o. 9349 ({stmp,install}-crt): Delete, no longer used. 9350 ({,INSTALL_}LIBGCC): Remove {stmp,install}-crt rule. 9351 9352Thu Oct 31 02:49:58 1996 Torbjorn Granlund <tege@nada.kth.se> 9353 9354 * i386.md (parallel inc and branch-if-zero/nonzero): 9355 Check for -1, not zero. 9356 9357Wed Oct 30 15:50:49 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 9358 9359 * fold-const.c (range_binop): Strip NOPs from result and 9360 verify it's an INTEGER_CST. 9361 (make_range, case BIT_NOT_EXPR): Fix typo in constant for PLUS_EXPR. 9362 9363 * stor-layout.c (layout_record): Use HOST_WIDE_INT for size. 9364 9365 * stmt.c (expand_asm_operands): Disallow matching constraints 9366 on output and validate the numbers on inputs. 9367 9368Tue Oct 29 16:21:59 1996 Michael Meissner <meissner@tiktok.cygnus.com> 9369 9370 * gcc.c (process_command,main): Process -specs=file and -specs 9371 file after reading the main specs file to allow the user to 9372 override the default. 9373 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add specs to list. 9374 (option_map): Likewise. 9375 9376Tue Oct 29 15:49:18 1996 Jason Merrill <jason@yorick.cygnus.com> 9377 9378 * Makefile.in (stmp-multilib): Pass $flags to s-m-sub in 9379 MULTILIB_CFLAGS. 9380 (stmp-multilib-sub): Build EXTRA_MULTILIB_PARTS. 9381 ($(T)crt*.o): Add $(T), lose stamp-crt rule, use MULTILIB_CFLAGS. 9382 (install-multilib): Install EXTRA_MULTILIB_PARTS. 9383 9384Mon Oct 28 20:09:39 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 9385 9386 * sh.md (shl_sext_ext): Don't accept simple left/right shift variant. 9387 * sh.c (EXT_SHIFT_SIGNED): New macro. 9388 (shl_sext_kind, gen_shl_sext): try left shift - sign extend - 9389 left shift - arithmetic right shift in case 2. 9390 9391Mon Oct 28 14:55:42 1996 Jim Wilson <wilson@cygnus.com> 9392 9393 * configure (sh-*-*): Set float_format to sh. 9394 * config/float-sh.h: New file. 9395 9396Mon Oct 28 14:26:08 1996 Ian Lance Taylor <ian@cygnus.com> 9397 9398 * mips/mips.h (RTX_COSTS): Add cases for SIGN_EXTEND and ZERO_EXTEND. 9399 9400 * m68k/lb1sf68.asm: Change # to IMM in udivsi3 __mcf5200__. 9401 9402 * combine.c (simplify_rtx): Add some optimizations for TRUNCATE. 9403 (expand_compound_operation): Add some optimizations for ZERO_EXTEND. 9404 9405Mon Oct 28 14:11:20 1996 Gavin Koch <gavin@cygnus.com> 9406 9407 * varasm.c (make_decl_rtl,assemble_variable): 9408 Allow named sections for uninitialized variables. 9409 9410Mon Oct 28 13:08:51 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 9411 9412 * pa.c (emit_move_sequence): If reload in progress, replace 9413 reference to pseudo with reference to corresponding MEM. 9414 9415 * c-typeck.c ({un,}signed_type): If can't do anything, call 9416 signed_or_unsigned_type. 9417 (signed_or_unsigned_type): If already right signedness, return. 9418 9419Mon Oct 28 13:05:26 1996 Stephen Williams (steve@icarus.com) 9420 9421 * i960.h: Add specification for -Jx types. 9422 * i960/t-960bare: Include multilib support for Jx types. 9423 9424Mon Oct 28 10:06:00 1996 Michael Meissner <meissner@tiktok.cygnus.com> 9425 9426 * rs6000/t-{ppc{,gas},solaris} (install-crt): Depend on 9427 installdirs, not install-dir. 9428 9429 * rs6000/sysv4.h (TARGET_TOC): -fpic does not use a TOC area. 9430 9431Mon Oct 28 09:07:42 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 9432 9433 * reload1.c (delete_output_reload): Don't use delete_insn 9434 when deleting all stores into a replaced pseudo. 9435 9436 * sh.md (movsf_ieq, movsf_ie): Merged the former into the latter. 9437 Changed matching define_split appropriately. 9438 (movsf): Changed appropriately. 9439 (reload_insf) Define. 9440 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Define. 9441 9442Mon Oct 28 08:38:23 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 9443 9444 * dsp16xx.h (ASM_OUTPUT_BYTE): Adjust definition to actual type of 9445 VALUE, which is HOST_WIDE_INT. 9446 9447Mon Oct 28 07:36:07 1996 Ulrich Drepper <drepper@cygnus.com> 9448 9449 * ginclude/stddef.h: Make sure file is processed if some of the 9450 known __need_* macros is defined. 9451 9452Sun Oct 27 21:37:59 1996 J.T. Conklin <jtc@cygnus.com> 9453 9454 * m68k.c (output_function_prologue): Adjust SP then use movmel with 9455 plain address indirect mode for TARGET_5200. 9456 (output_function_epilogue): Disable moveml and use several movel's 9457 instead for TARGET_5200. 9458 (output_function_{pro,epi}logue): Use lea instruction to adjust 9459 stack pointer for short displacements for TARGET_5200. 9460 9461Sun Oct 27 15:27:45 1996 Jeffrey A Law (law@cygnus.com) 9462 9463 * fold-const.c (merge_ranges): Fix thinko/typo. 9464 9465Sat Oct 26 22:07:04 1996 Ian Lance Taylor <ian@cygnus.com> 9466 9467 * expr.c (convert_modes): Before returning a const_double for a 9468 large unsigned value, zero extend an integer value if necessary. 9469 9470Sat Oct 26 15:24:55 1996 Philippe De Muyter <phdm@info.ucl.ac.be> 9471 9472 * m68k/x-mot3300 (XCFLAGS): Disable native assembler's jump 9473 optimization for expr.o and cp/decl.o. 9474 9475Sat Oct 26 14:04:09 1996 Ben Harris <bjh21@cam.ac.uk> 9476 9477 * m68k.c (output_function_prologue): Add REGISTER_PREFIX to stack 9478 probe instruction. 9479 9480Sat Oct 26 13:59:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 9481 9482 * explow.c (allocate_dynamic_stack_space): Delete reference to 9483 nonexistent macro ALLOCATE_OUTGOING_ARGS. 9484 9485 * next.h (CPP_PREDEFINES): Add -D_NEXT_SOURCE. 9486 9487Sat Oct 26 13:50:49 1996 Mark Mitchell (mitchell@centerline.com) 9488 9489 * configure (i486-ncr-sysv4*): Use i386/sysv4gdb if stabs and gas. 9490 9491Sat Oct 26 12:20:35 1996 John F. Carr <jfc@mit.edu> 9492 9493 * configure: Support --with-cpu=* for SPARC. Or target default 9494 values instead of adding them. 9495 * sparc.c (cpu_default): Add entries for v8 and supersparc. 9496 * sparc.h: Define TARGET_CPU values for v8 and supersparc. 9497 9498Sat Oct 26 11:38:01 1996 Kamil Iskra <iskra@student.uci.agh.edu.pl> 9499 9500 * collect2.c (dump_file): Call fclose for opened files. 9501 9502Sat Oct 26 11:29:29 1996 J"orn Rennecke (amylaar@cygnus.co.uk) 9503 9504 * jump.c (jump_optimize): Fix second error in last change. 9505 9506 * svr3.h: Fix typo which makes comment text be non-comment. 9507 9508Fri Oct 25 16:18:39 1996 Michael Meissner <meissner@tiktok.cygnus.com> 9509 9510 * rs6000/t-winnt (LIBGCC1): Don't build libgcc1. 9511 (EXTRA_PARTS): Build crti.o, crtn.o. 9512 (stmp-crt): Remove old multilib support. 9513 9514Thu Oct 24 15:09:14 1996 Jim Wilson <wilson@cygnus.com> 9515 9516 * fold-const.c (make_range, case PLUS_EXPR): Normalize an unsigned 9517 range that wraps around 0. 9518 9519Thu Oct 24 14:37:17 1996 Ian Lance Taylor <ian@cygnus.com> 9520 9521 * mips.md: Change predicates for 64 bit arithmetic operations 9522 so that they accept sign extended registers as operands. 9523 (extendsidi2): Accept hi or lo as input. 9524 * mips.c (movdi_operand, se_register_operand, 9525 se_reg_or_0_operand, se_uns_arith_operand, se_arith_operand, 9526 se_nonmemory_operand, se_nonimmediate_operand): New functions. 9527 (mips_move_2words): Handle a SIGN_EXTEND source. 9528 (print_operand): Handle a SIGN_EXTEND operand. 9529 (mips_secondary_reload_class): Handle a SIGN_EXTEND rtx. 9530 * mips.h: Declare new mips.c functions. 9531 (PREDICATE_CODES): Add new functions. 9532 9533Thu Oct 24 07:41:14 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 9534 9535 * fold-const.c (make_range, comparison cases): When making range 9536 for unsigned to merge in, use full range. 9537 9538 * stor-layout.c (GET_MODE_ALIGNMENT): Delete definition; duplicate. 9539 9540Thu Oct 24 07:28:53 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 9541 9542 * reload1.c (emit_reload_insns): Check for second_reloadreg 9543 in SECONDARY_OUTPUT_RELOAD_CLASS / PRESERVE_DEATH_INFO_REGNO_P case. 9544 9545Wed Oct 23 14:27:43 1996 Mike Stump <mrs@cygnus.com> 9546 9547 * crtstuff.c (__do_global_dtors_aux): Allow finalization code to 9548 be run more than once. 9549 * libgcc2.c (__do_global_dtors): Ditto. 9550 9551Wed Oct 23 20:42:23 1996 Joern Rennecke <amylaar@cygnus.co.uk> 9552 9553 * sh.c (dump_table): handle SFmode and DFmode. 9554 (broken_move): handle simple PARALLEL. 9555 (machine_dependent_reorg, pc-relative move generation): Likewise. 9556 * sh.h (CONST_DOUBLE_OK_FOR_LETTER_P): always true for 'F' . 9557 (LEGITIMATE_CONSTANT_P): accept SFmode and DFmode. 9558 * sh.md (movdf_k, movsf_i, movsf_ie): new alternative for 9559 pc-relative load. 9560 (movsf_ieq): new define_insn with matching define_split. 9561 (movsf): use it where appropriate. 9562 (consttable_sf, consttable_df): new define_insns. 9563 9564Wed Oct 23 17:48:32 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 9565 9566 * svr4.h (MAKE_DECL_ONE_ONLY): Fix typo in use of macro parameter. 9567 9568Wed Oct 23 17:46:13 1996 Pat Rankin <rankin@eql.caltech.edu> 9569 9570 * cexp.y (yylex): Cast string literal to U_CHAR* for lookup() call. 9571 9572Wed Oct 23 14:50:04 1996 Jason Merrill <jason@yorick.cygnus.com> 9573 9574 * stmt.c (expand_return): Expand cleanups. Make sure we get pseudo 9575 and provide target in non-BLKmode case. Get proper return type of fn. 9576 9577Wed Oct 23 14:16:06 1996 Ian Lance Taylor <ian@cygnus.com> 9578 9579 * reload.c (find_reloads): Handle any unary operator. 9580 * recog.c (constrain_operands): Likewise. 9581 9582 * mips.md: Remove extendsidi2 define_expand. 9583 Rename extendsidi2_internal define_insn to extendsidi2, and add a 9584 register to register case. 9585 9586Wed Oct 23 14:08:31 1996 Jim Wilson <wilson@cygnus.com> 9587 9588 * a29k.c (a29k_makes_calls): New global variable. 9589 (compute_regstack_size, a29k_compute_reg_names): New functions. 9590 (output_prolog): Much code moved to two new functions. 9591 Use a29k_makes_calls instead of makes_calls. 9592 * a29k.h (ASM_DECLARE_FUNCTION_NAME): Call a29k_compute_reg_names. 9593 9594 * calls.c (expand_call): In target code, move PARALLEL case above 9595 target != case. 9596 9597 * mips.c (block_move_load_store, block_move_sequence): Delete. 9598 (block_move_loop): New parameter orig_dest. Call change_address to 9599 create new MEM instead of gen_rtx. 9600 (expand_block_move): New local orig_dest. Pass it to block_move_loop. 9601 Call change_address to create new MEM instead of gen_rtx. 9602 9603Wed Oct 23 10:30:32 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 9604 9605 * loop.c (combine_givs): When combining a DEST_REG giv with its 9606 only use, always set the benefit of the combined giv to that of 9607 the DEST_REG giv. 9608 9609 * emit-rtl (gen_lowpart_common): When converting a floating 9610 point value into an integer, use WORD as (first) word. 9611 9612 * combine.c (can_combine_p): When SMALL_REGISTER_CLASSES is defined, 9613 avoid substituting a return register into I3. 9614 9615 * optabs.c (emit_libcall_block): Before adding an REG_EQUAL note, 9616 check that it will really apply to a single instruction. 9617 (expand_binop, expand_fix): Likewise. 9618 9619Wed Oct 23 10:20:52 1996 Stephen L Moshier (moshier@world.std.com) 9620 9621 * real.c (exact_real_inverse): New function, if REAL_ARITHMETIC. 9622 * fold-const.c (exact_real_inverse): Likewise, if no REAL_ARITHMETIC. 9623 (fold, case RDIV_EXPR): Turn divide by constant into multiplication 9624 by the reciprocal, if optimizing and result is exact. 9625 * real.h (exact_real_inverse): Declare. 9626 9627Wed Oct 23 00:12:52 1996 Torbjorn Granlund <tege@nada.kth.se> 9628 9629 * expr.h (emit_store_flag_force): Declare. 9630 9631Tue Oct 22 18:32:20 1996 Jim Wilson <wilson@cygnus.com> 9632 9633 * unroll.c (unroll_loop): Always reject loops with unbalanced blocks. 9634 9635Tue Oct 22 18:27:06 1996 Ian Lance Taylor <ian@cygnus.com> 9636 9637 * config/fp-bit.c (float_to_usi): Correct thinko: avoid negative shift. 9638 (df_to_sf): Remember any discarded nonzero bits in the low order 9639 guard bit. 9640 9641 * ginclude/va-mips.h: Add support for -mips1 and -msoft-float when 9642 using -mabi=eabi. 9643 * mips/abi64.h (SETUP_INCOMING_VARARGS): When MIPS EABI, handle 9644 TARGET_SINGLE_FLOAT or ! TARGET_FLOAT64 correctly when saving 9645 floating point registers to the stack. 9646 * mips/mips.c (mips_function_value): If TARGET_SINGLE_FLOAT, use 9647 GP_RETURN for floating point types larger than 4 bytes. 9648 9649Tue Oct 22 09:43:49 1996 Geoffrey Noer <noer@cygnus.com> 9650 9651 * rs6000/cygwin32.h (LIB_SPEC): Add -lkernel32 all of the time, 9652 and {user,gdi,comdlg}32 if -mwindows. 9653 9654Tue Oct 22 05:24:05 1996 Jason Merrill <jason@yorick.cygnus.com> 9655 9656 * dwarf2out.c (scope_die_for): Don't skip lexical blocks. 9657 (gen_lexical_block_die): Call push_decl_scope. 9658 (gen_subprogram_die): Never refer to the function symbol. 9659 (dwarfout_begin_prologue): Likewise. 9660 9661Mon Oct 21 20:22:49 1996 Torbjorn Granlund <tege@nada.kth.se> 9662 9663 * expmed.c (emit_store_flag_force): New function. 9664 * optabs.c (expand_binop): Use it. 9665 9666 * expr.c (do_store_flag): Don't check if target is 0 in code 9667 emitting store flag as compare-branch. 9668 9669Mon Oct 21 17:58:33 1996 Ian Lance Taylor <ian@cygnus.com> 9670 9671 * mips.c (override_options): Correct typo (MASK_64BIT should 9672 have been TARGET_64BIT). 9673 9674Mon Oct 21 13:58:54 1996 Jim Wilson <wilson@cygnus.com> 9675 9676 * unroll.c (loop_comparison_code): New static variable. 9677 (unroll_loop): Add check for loop_comparison_code 9678 (loop_iterations): Set loop_comparison_code. 9679 9680 * sh.c (gen_shl_sext): Add missing parameter to shl_sext_kind call. 9681 9682 * mips.h (INITIAL_FRAME_POINTER_OFFSET): Delete. 9683 9684 * loop.c (strength_reduce): Add check for ! bl->reversed to 9685 auto_inc_opt code. 9686 9687Mon Oct 21 12:28:15 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 9688 9689 * jump.c (jump_optimize): Fix bug in Oct. 14 change. 9690 9691Mon Oct 21 07:59:16 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 9692 9693 * expr.c (store_expr): Disable optimization of using convert 9694 if exp's type is a subtype. 9695 9696 * c-typeck.c (build_array_ref): If -Wchar-subscripts, also warn 9697 in case when pointer is being indexed. 9698 9699Mon Oct 21 07:39:31 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 9700 9701 * jump.c (jump_optimize): Use emit_store_flag even if branches 9702 are cheap, if the store is even cheaper. 9703 9704Sun Oct 20 20:01:09 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 9705 9706 * reload1.c (reload_reg_free_p, reloads_conflict): RELOAD_OTHER 9707 and RELOAD_FOR_OTHER_ADDRESS conflict. 9708 9709 * i386.md (ffs[sh]i2): Add missing CC_STATUS_INIT. 9710 9711Fri Oct 18 13:32:13 1996 Michael Meissner <meissner@tiktok.cygnus.com> 9712 9713 * rs6000.md (float conversion insns): Generate correct code 9714 if the bit 15 of rs6000_fpmem_offset is nonzero. 9715 9716Thu Oct 17 23:22:03 1996 Jason Merrill <jason@yorick.cygnus.com> 9717 9718 * dwarfout.c (data_member_location_attribute): Support binfos. 9719 (output_inheritance_die): New fn. 9720 (output_type): Use it. 9721 9722 * dwarf2out.c (value_format): Split out from... 9723 (output_value_format): Here. 9724 (build_abbrev_table): Use value_format. 9725 (size_of_locs): New fn. 9726 (size_of_die): Don't assume a loc needs a 2-byte length. 9727 (value_format, output_die): Likewise. 9728 9729Thu Oct 17 14:46:14 1996 Ian Lance Taylor <ian@cygnus.com> 9730 9731 * mips.c (override_options): In 64 bit EABI mode, set TARGET_LONG64. 9732 9733Thu Oct 17 11:34:51 1996 Bob Manson <manson@cygnus.com> 9734 9735 * expr.c (do_jump): Conditionalize cleanups for the COND_EXPR case, 9736 similarly to the way TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR are 9737 handled. 9738 9739Thu Oct 17 01:20:16 1996 Jim Wilson <wilson@cygnus.com> 9740 9741 * m68k.h (MASK_68040_ALSO): New macro. 9742 (TARGET_SWITCHES): Option -m68020-40 includes MASK_68040_ALSO. 9743 9744Wed Oct 16 16:25:38 1996 Jason Merrill <jason@yorick.cygnus.com> 9745 9746 * dwarf2out.c (scope_die_for): Also support decls, add asserts. 9747 (modified_type_die): Modified types all go under comp_unit_die. 9748 (add_type_attribute): Just pass context_die through. 9749 (various): Revert useless lookup_type_die change. 9750 (gen_subprogram_die): Use scope_die_for. Call push_decl_scope. 9751 (gen_inlined_subroutine_die): Call push_decl_scope. 9752 (gen_struct_or_union_type_die): Likewise. 9753 (gen_decl_die): Don't call push_decl_scope. 9754 9755 * mips/iris6.h (*_SPEC): Replace enumeration of !mabi= with !mabi*. 9756 (ASM_OUTPUT_{CON,DE}STRUCTOR): Enable. 9757 (STARTFILE_SPEC): Support -mips4, -shared. 9758 (ENDFILE_SPEC): Likewise. 9759 (LIB_SPEC): Support -shared, avoid warning 84. 9760 (LIBGCC_SPEC): Define. 9761 (LINK_SPEC): Support -shared, remove -woff 84. 9762 * mips/t-iris6 (EXTRA_PARTS): Add crtstuff. 9763 * crtstuff.c: Support Irix 6. 9764 * configure: Don't use collect2 for Irix 6. 9765 * libgcc2.c (__main): Don't use any of this stuff if HAS_INIT_SECTION. 9766 9767Wed Oct 16 11:46:37 1996 Mike Stump <mrs@cygnus.com> 9768 9769 * elxsi.h (CHECK_FLOAT_VALUE): Removed. 9770 9771Wed Oct 16 14:19:38 1996 Jim Wilson <wilson@cygnus.com> 9772 9773 * iris6.h (CPP_PREDEFINES): Add -D_LONGLONG. 9774 (CPP_SPECS): Remove -D_LONGLONG. 9775 9776Wed Oct 16 03:34:42 1996 Torbjorn Granlund <tege@nada.kth.se> 9777 9778 * i386.md (parallel inc/dec and branch-if-zero/nonzero): New patterns. 9779 9780Tue Oct 15 22:28:11 1996 Ian Lance Taylor <ian@cygnus.com> 9781 9782 * mips.h (enum mips_abi_type): Add ABI_EABI. 9783 (CPP_SPEC): Define __mips_soft_float if -msoft-float, and 9784 __mips_eabi if -mabi=eabi. 9785 (INITIAL_ELIMINATION_OFFSET, CUMULATIVE_ARGS, 9786 GO_IF_LEGITIMATE_ADDRESS, CONSTANT_ADDRESS_P, LEGITIMATE_CONSTANT, 9787 LEGITIMIZE_ADDRESS): Add support for MIPS EABI. 9788 * mips/abi64.h (STACK_BOUNDARY, MIPS_STACK_ALIGN, 9789 FUNCTION_ARG_PADDING, RETURN_IN_MEMORY, SETUP_INCOMING_VARARGS): 9790 Add support for MIPS EABI. 9791 (FUNCTION_ARG_PASS_BY_REFERENCE): Define. 9792 (FUNCTION_ARG_CALLEE_COPIES): Define. 9793 * mips.c (mips_const_double_ok, function_arg_advance, 9794 function_arg, function_arg_partial_nregs, override_options, 9795 compute_frame_size): Add support for MIPS EABI. 9796 (function_arg_pass_by_reference): New function. 9797 * ginclude/va-mips.h: Add support for MIPS EABI. 9798 9799Tue Oct 15 19:10:08 1996 Jason Merrill <jason@yorick.cygnus.com> 9800 9801 * toplev.c (rest_of_type_compilation): Don't write out 9802 DWARF for function-scope types yet. 9803 (compile_file): Do send vars with no RTL to the DWARF code. 9804 9805Tue Oct 15 17:54:43 1996 Doug Evans <dje@cygnus.com> 9806 9807 * loop.c (strength_reduce): Avoid taking PATTERN of a label. 9808 9809Tue Oct 15 16:52:33 1996 Ian Lance Taylor <ian@cygnus.com> 9810 9811 * mips/iris6.h: (SUBTARGET_CPP_SIZE_SPEC): Define. 9812 (SUBTARGET_CPP_SPEC): Remove definitions of __SIZE_TYPE__ and 9813 __PTRDIFF_TYPE__, now in SUBTARGET_CPP_SIZE_SPEC. 9814 9815Tue Oct 15 11:19:17 1996 Lee Iverson <leei@Canada.AI.SRI.COM> 9816 9817 * mips.h (CPP_SPEC): Restore -D_LANGUAGE_C for Objective-C. 9818 9819Mon Oct 14 18:03:35 1996 Jason Merrill <jason@yorick.cygnus.com> 9820 9821 * dwarf2out.c (gen_decl_die): Do generate dies for classes with -g1. 9822 (dwarfout_file_scope_decl): Likewise. 9823 9824Mon Oct 14 16:31:44 1996 Joern Rennecke <amylaar@cygnus.co.uk> 9825 9826 * jump.c (jump_optimize): Check for if (...) { x = a; goto l; } x = b; 9827 9828Mon Oct 14 14:19:49 1996 Jason Merrill <jason@yorick.cygnus.com> 9829 9830 * dwarf2out.c (modified_type_die): Don't bother with AT_address_class. 9831 (add_data_member_location_attribute): Handle getting a binfo. 9832 (add_location_or_const_value_attribute): Handle a decl with no RTL. 9833 (add_pure_or_virtual_attribute): Add AT_vtable_elem_location. 9834 (add_name_and_src_coords_attributes): Only use DECL_ASSEMBLER_NAME 9835 for staticp things. 9836 (gen_subprogram_die): Set up AT_inline for abstract decls. 9837 (gen_inheritance_die): New fn. 9838 (gen_member_die): Also emit info for base classes. 9839 9840Sat Oct 12 00:07:00 1996 Doug Evans <dje@cygnus.com> 9841 9842 * fold-const.c (make_range): Handle NULL operand 0 like in BIND_EXPRs. 9843 9844Fri Oct 11 15:42:22 1996 Jason Merrill <jason@yorick.cygnus.com> 9845 9846 * toplev.c (rest_of_compilation): If we did a 9847 save_for_inline_copying, reset DECL_ABSTRACT_ORIGIN for the 9848 function when we're done. 9849 9850 * toplev.c (main): DWARF works with C++ now. 9851 9852 * dwarf2out.c (gen_subprogram_die): Disable MIPS_AT_has_inline 9853 support for now. 9854 9855Fri Oct 11 14:31:10 1996 Torbjorn Granlund <tege@nada.kth.se> 9856 9857 * dwarfout.c: (output_bound_representation): Fix typo in prototype. 9858 9859Fri Oct 11 12:19:21 1996 Ian Lance Taylor <ian@cygnus.com> 9860 9861 * mips.h ({,SUBTARGET_}MIPS_AS_ASM_SPEC): Define. 9862 ({GAS,TARGET,SUBTARGET}_ASM_SPEC): Define. 9863 (SUBTARGET_ASM_{OPTIMIZING,DEBUGGING}_SPEC): Define. 9864 (ASM_SPEC): Rewrite to use above specs. 9865 (SUBTARGET_CPP{,_SIZE}_SPEC): Define. 9866 (CPP_SPEC): Use above specs. Don't define _LANGUAGE_C if C++ or 9867 Objective-C. 9868 ({,SUBTARGET_}EXTRA_SPECS): Define. 9869 * mips/dec-bsd.h ({CPP,ASM}_SPEC): Don't define. 9870 * mips/dec-osf1.h (CPP_SPEC): Don't define. 9871 (SUBTARGET_CPP_SIZE_SPEC): Define. 9872 * mips/elf64.h (CPP_SPEC): Don't define. 9873 (SUBTARGET_CPP_SPEC): Define. 9874 * mips/gnu.h (TARGET_DEFAULT): Define. 9875 (ASM_SPEC): Don't define. 9876 * mips/iris3.h (CPP_SPEC): Don't define. 9877 (SUBTARGET_CPP_SPEC): Define. 9878 * mips/iris4loser.h (ASM_SPEC): Don't define. 9879 (SUBTARGET_MIPS_AS_ASM_SPEC): Define. 9880 (SUBTARGET_ASM_OPTIMIZING_SPEC): Define. 9881 * mips/iris5.h (CPP_SPEC): Don't define. 9882 (SUBTARGET_CPP_SPEC): Define. 9883 * mips/iris6.h ({CPP,ASM}_SPEC): Don't define. 9884 (SUBTARGET_{CPP,ASM,MIPS_AS_ASM,ASM_DEBUGGING}_SPEC): Define. 9885 * mips/netbsd.h ({CPP,ASM}_SPEC): Don't define. 9886 (SUBTARGET_CPP_SPEC): Define. 9887 * mips/osfrose.h ({CPP,ASM,ASM_FINAL}_SPEC): Don't define. 9888 (SUBTARGET_CPP{,_SIZE}_SPEC): Define. 9889 * mips/sni-svr4.h (CPP_SPEC): Don't define. 9890 (SUBTARGET_CPP_SIZE_SPEC): Define. 9891 9892Thu Oct 10 17:58:49 1996 Jason Merrill <jason@yorick.cygnus.com> 9893 9894 * mips/iris6.h (ASM_OUTPUT_SECTION_NAME): Define. 9895 (DWARF_OFFSET_SIZE): Define. 9896 9897 * dwarf2out.c (most everywhere): Support SGI/MIPS -mabi=64 by fixing 9898 code which assumed pointers are 4 bytes long, parameterizing many 9899 sizes on DWARF_OFFSET_SIZE and using DELTA instead of DELTA4, 9900 DATA instead of DATA4, FORM_ref instead of FORM_ref4. 9901 (DWARF_ROUND, UNALIGNED_DOUBLE_INT_ASM_OP): New macros. 9902 (UNALIGNED_WORD_ASM_OP, ASM_OUTPUT_DWARF_DELTA): Likewise. 9903 (ASM_OUTPUT_DWARF_DATA, DW_FORM_data, DW_FORM_ref): New macros. 9904 (gen_variable_die): Only equate_decl_number_to_die if 9905 decl is TREE_STATIC. 9906 (get_AT): Fix thinko. 9907 9908 * dwarf2out.c (constant_size): New fn. 9909 (size_of_die): Use it instead of assuming 4 bytes. 9910 (output_value_format, output_die): Likewise. 9911 (build_abbrev_table): Need new abbrev if size of constant differs. 9912 (dwarf_attr_name): Add new SGI/MIPS extensions. 9913 (gen_subprogram_die): Support DW_AT_MIPS_has_inlines. 9914 (gen_inlined_subroutine_die): Likewise. 9915 9916Thu Oct 10 16:38:58 1996 Ian Lance Taylor <ian@cygnus.com> 9917 9918 * mips.md (mov[sd]fcc): Use register_operand, not reg_or_0_operand, 9919 for source predicates. 9920 9921Thu Oct 10 15:19:38 1996 Michael Meissner <meissner@tiktok.cygnus.com> 9922 9923 * rs6000.md (floatsidf2_load): For large stack frames, do not 9924 generate an illegal memory reference. 9925 (movdi, movdf define_splits): Fix code so that it works for either 9926 big or little endian hosts generating code for either big or 9927 little endian targets. 9928 9929 (from Jim Wilson) 9930 * rs6000.c (rs6000_save_toc_p): Delete global variable. 9931 (rs6000_{save,restore}_machine_status): Do not save/restore it. 9932 (rs6000_init_expanders): Do not initialize it. 9933 (rs6000_stack_info): Always create TOC save space. 9934 9935 * rs6000.md (NT indirect call insns): Do not set 9936 rs6000_save_toc_p. 9937 9938 * rs6000.h (rs6000_save_toc_p): Delete declaration. 9939 9940Wed Oct 9 18:06:54 1996 Ian Lance Taylor <ian@cygnus.com> 9941 9942 * mips.h (EMPTY_FIELD_BOUNDARY): Define as 32. 9943 * mips/abi64.h (EMPTY_FIELD_BOUNDARY): Don't define. 9944 9945 * mips/abi64.h (TARGET_DEFAULT, TARGET_LONG64, CPP_PREDEFINES, 9946 CPP_SPEC): Move from here... 9947 * mips/iris6.h: ...to here. 9948 9949Wed Oct 9 16:43:51 1996 Jim Wilson <wilson@cygnus.com> 9950 9951 * configure (i[3456]86-dg-dgux): Use install-headers-cpio. 9952 9953 * expr.c (store_constructor): Delete unnecessary increment. 9954 9955Wed Oct 9 16:29:22 1996 Gavin Koch <gavin@cetus.cygnus.com> 9956 9957 * cccp.c (do_include): Treat ENOTDIR like ENOENT when an open fails. 9958 9959Wed Oct 9 16:26:57 1996 Paul Eggert <eggert@twinsun.com> 9960 9961 * gcc.c (default_compilers): -ansi no longer implies -$ to cpp. 9962 * c-lex.c (yylex): Treat `$' just like `_', except issue a 9963 diagnostic if !dollars_in_ident or if pedantic. 9964 * c-decl.c (dollars_in_ident): DOLLARS_IN_IDENTIFIERS is now Boolean. 9965 (c_decode_option): -fdollars-in-identifiers is now independent 9966 of -ansi, of -traditional, and of DOLLARS_IN_IDENTIFIERS. 9967 * cexp.y (initialize_random_junk): Ignore DOLLARS_IN_IDENTIFIERS. 9968 * cccp.c (dollars_in_ident): Remove; replaced by is_idchar['$']. 9969 (main): Initialize is_idchar and is_idstart directly when given -$. 9970 Ignore DOLLARS_IN_IDENTIFIERS. 9971 (rescan): Diagnose $ in identifier if pedantic. 9972 (initialize_char_syntax): Assume $ is allowed in identifier; 9973 `main' will change this if -$ is given. 9974 * cpplib.h (DOLLARS_IN_IDENTIFIERS): Remove. 9975 * cpplib.c (cpp_options_init): Ignore DOLLARS_IN_IDENTIFIERS. 9976 (parse_name): Diagnose $ in identifier if pedantic. 9977 (cpp_handle_options): -traditional no longer messes with 9978 dollars_in_ident. 9979 * i386/dgux.h, m68k/apollo68.h (DOLLARS_IN_IDENTIFIERS): Remove. 9980 * m88k.h, mips.h, nextstep.h, pa.h (DOLLARS_IN_IDENTIFIERS): Remove. 9981 * vax/ultrix.h, vax/vms.h (DOLLARS_IN_IDENTIFIERS): Remove. 9982 * convex.h (OVERRIDE_OPTIONS): Don't need to set 9983 dollars_in_ident any more, since -ansi doesn't change it. 9984 9985Wed Oct 9 07:35:47 1996 Doug Evans <dje@cygnus.com> 9986 9987 * Allow prefix attributes in more places. 9988 * c-parse.in: Update number of shift/reduce conflicts. 9989 ({typed_declspecs,reserved_declspecs,declmods}_no_prefix_attr): New. 9990 (current_declspecs): Initialize to NULL_TREE. 9991 (fndef): Pass current_declspecs, not $1, to start_function. 9992 (old_style_parm_decls): Renamed from xdecls. 9993 (datadecl, declmods): Add references to new rules. 9994 (setspecs): Call split_specs_attrs. 9995 (absdcl1): Remove case with setattrs. 9996 * c-common.c (split_specs_attrs): New function. 9997 9998Wed Oct 9 05:48:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 9999 10000 * sdbout.c: Include defaults.h. 10001 * Makefile.in (sdbout.o): Make dependency list match included files. 10002 10003 * fold-const.c (range_test): Function deleted. 10004 (range_binop, make_range, build_range_check): New functions. 10005 (merge_ranges, fold_range_test): Likewise. 10006 (fold_truthop): No longer call range_test. 10007 (fold, case TRUTH_{AND,OR}{,IF}_EXPR): Call fold_range_test. 10008 10009Tue Oct 8 22:03:32 1996 Torbjorn Granlund <tege@nada.kth.se> 10010 10011 * configure: Set cpu_type for pyramid. 10012 10013Tue Oct 8 21:54:04 1996 Jason Merrill <jason@yorick.cygnus.com> 10014 10015 * final.c (final_start_function): Call dwarfout_begin_prologue. 10016 10017 * dwarf2out.c (pubname_*, arange_*): New data for .debug_pubnames 10018 and .debug_aranges sections. 10019 (add_pubname): New fn. 10020 (size_of_pubnames): Reimplement. 10021 (output_pubnames): Likewise. 10022 (add_arange): New fn. 10023 (size_of_aranges): Include function sections. 10024 (output_aranges): Likewise. 10025 (gen_variable_die): Call add_pubname. 10026 (add_name_and_src_coords_attributes): Use DECL_ASSEMBLER_NAME for now. 10027 (decl_start_label): Renamed from function_start_label. 10028 (gen_subprogram_die): If weak or one_only, use a local label for 10029 AT_low_pc. Call add_pubname and add_arange. 10030 (dwarfout_begin_prologue): New fn. Start up FDE here. 10031 (dwarfout_begin_function): Not here. 10032 (get_AT): Split out. Look in specification and abstract_origin DIEs. 10033 (get_AT_low_pc, get_AT_string, get_AT_flag, get_AT_unsigned, 10034 get_AT_hi_pc): Use it. 10035 (dwarfout_finish): Variables can produce pubnames, too. 10036 10037Tue Oct 8 19:35:40 1996 Torbjorn Granlund <tege@nada.kth.se> 10038 10039 * m88k/dgux.h (CPP_SPEC): Avoid newline in the string. 10040 10041 * final.c (final): Update insn_current_address before calling 10042 final_scan_insn. 10043 10044Tue Oct 8 17:52:02 1996 Jim Wilson <wilson@cygnus.com> 10045 10046 * unroll.c (unroll_loops): Set local_regno only if set_dominates_use 10047 returns true. 10048 (set_dominates_use): New function. 10049 10050Tue Oct 8 16:01:37 1996 Doug Evans <dje@cygnus.com> 10051 10052 * c-typeck.c (decl_constant_value): Delete test for ! TREE_PUBLIC. 10053 10054Tue Oct 8 10:36:44 1996 Jeffrey A Law (law@cygnus.com) 10055 10056 * pa.c (hppa_legitimize_address): Remove test code accidentally left 10057 in during last change. 10058 10059Mon Oct 7 19:55:02 1996 Jim Wilson <wilson@cygnus.com> 10060 10061 * sched.c (schedule_block): Before scheduling, add code to make all 10062 call used regs not fixed or global live when we see a CALL_INSN. 10063 During scheduling, change existing code to use same test. 10064 10065 * varasm.c (bss_section): Delete unused parameters. 10066 10067Mon Oct 7 16:24:21 1996 Jason Merrill <jason@yorick.cygnus.com> 10068 10069 * dwarf2.h: Add new SGI/MIPS attributes. 10070 10071 * dwarf2out.c (*_separate_line_info_*): Parallel line number 10072 information for functions defined in sections other than .text. 10073 (size_of_line_info): Support it. 10074 (output_line_info, dwarfout_line): Likewise. 10075 (gen_compile_unit_die): Don't add high/low_pc or stmt_list 10076 attributes here. 10077 (dwarfout_finish): Add them here if appropriate. 10078 (remove_AT): Free removed attribute properly. 10079 (gen_type_die): Don't assume a nested type is complete. 10080 (dwarfout_finish): Don't emit line info if it would be empty. 10081 10082 * dwarfout.c (output_block): Don't emit a DIE for a body block. 10083 (output_decls_for_scope): Don't increment next_block_number for the 10084 outer block. 10085 (output_decl): Start from the outer block, not 10086 the first inner block since there can be more than one in C++. 10087 (type_tag): Handle C++ TYPE_NAME. 10088 (output_type): Fix handling of TYPE_METHODS. 10089 (output_decl): Don't output a DIE for artificial typedefs. 10090 10091Mon Oct 7 15:47:29 1996 Michael Meissner <meissner@tiktok.cygnus.com> 10092 10093 * rs6000.md (movdi define_splits): Fix previous change to work 10094 on both little and big endian hosts. 10095 10096Sun Oct 6 16:52:34 1996 Jeffrey A Law (law@cygnus.com) 10097 10098 * pa.h (combinable_fsub): Don't return without a value. 10099 10100Sun Oct 6 14:05:39 1996 Michael Meissner <meissner@tiktok.cygnus.com> 10101 10102 * rs6000.md (mov{df,di} define_splits): Use split_double to 10103 properly split CONST_DOUBLEs. 10104 (movdi): Likewise. 10105 10106Sat Oct 5 08:43:14 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 10107 10108 * i386/cygwin32.h (LIB_SPEC): Add support for -mwindows. 10109 Always pass -lkernel32. 10110 (LIBGCC_SPEC): Don't delete. 10111 (STARTFILE_SPEC): Remove always-true conditionalization. 10112 (LONG_DOUBLE_TYPE_SIZE): Use default. 10113 10114Fri Oct 4 17:22:53 1996 Jason Merrill <jason@yorick.cygnus.com> 10115 10116 * toplev.c (rest_of_type_compilation): Don't emit DWARF for member 10117 types of a type we haven't emitted yet. 10118 (compile_file): Still emit DWARF for pending tagged types. 10119 10120 * final.c (final_scan_insn): Do emit DWARF labels for level 1 blocks. 10121 10122 * dwarf2out.c (gen_subprogram_die): Start from the outer block, not 10123 the first inner block since there can be more than one in C++. 10124 (gen_lexical_block_die): Keep track of the block depth. 10125 (gen_block_die): Don't emit a DIE for a body block. 10126 (gen_inlined_subroutine_die): Don't emit anything for an 10127 abstract instance. 10128 (decls_for_scope): Don't increment next_block_number for the 10129 outer block. 10130 10131Fri Oct 4 15:27:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 10132 10133 * sh.h (PRESERVE_DEATH_INFO_REGNO_P): Define. 10134 10135 * sh.c (sfunc_uses_reg): New function. 10136 (noncall_uses_reg, machine_dependent_reorg, final_prescan_insn): 10137 Handle special functions like function calls for purposes of relaxing. 10138 (noncall_uses_reg): Added some missing cases of registers 10139 being used in non-call instructions. 10140 10141Fri Oct 4 10:51:40 1996 Jason Merrill <jason@yorick.cygnus.com> 10142 10143 * dwarf2out.c: Tear out backchaining brain damage. 10144 (remove_AT, remove_children): New functions. 10145 (modified_type_die): Call gen_type_die instead of backchaining. 10146 (gen_subprogram_die): Don't generate a new specification DIE for 10147 member functions defined in the class; use the declaration DIE instead. 10148 (gen_struct_or_union_type_die): Support DW_AT_declaration. 10149 (gen_type_die): Don't set TREE_ASM_WRITTEN on incomplete structs. 10150 (gen_decl_die): Revert previous change; it's much simpler to emit 10151 the class from rest_of_type_compilation. 10152 10153Fri Oct 4 09:54:21 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 10154 10155 * Make sure we have enough registers for the insns we recognize. 10156 * i386.h (flag_omit_frame_pointer, outer_function_chain): Declare. 10157 (current_function_calls_alloca): Likewise 10158 (rtx_equal_function_value_matters): Likewise 10159 (N_REGS_USED, N_ALLOCATABLE_REGISTERS): Define. 10160 10161 * i386.md (adddi3_1, subdi3_1): Insns renamed from adddi3 and subdi3; 10162 added missing earlyclobbers. 10163 (adddi3_1): Removed duplicates from commutativity. 10164 (adddi3, subdi3): New define_expands. 10165 (movsf, movsf_mem, movsf_normal, movdf, movdf_mem , movdf_mem+1): Take 10166 number of used vs. available registers into account. 10167 (movxf, movxf_mem, movxf_mem+1, addsidi3_1, addsidi3_2): Likewise. 10168 (adddi3_1, subsidi3, subdi3_1): Likewise. 10169 (addsidi3_1, addsidi3_2, subsidi3): Need no generate function. 10170 10171 * i386.c (asm_output_function_prefix): Don't use 10172 ASM_DECLARE_FUNCTION_NAME if it is not defined. 10173 10174Fri Oct 4 07:01:55 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 10175 10176 * stor-layout.c (layout_decl): Don't turn off DECL_BIT_FIELD 10177 if DECL's alignment is less than its type. 10178 10179Thu Oct 3 19:42:30 1996 Jason Merrill <jason@yorick.cygnus.com> 10180 10181 * toplev.c (rest_of_type_compilation): Also do this for DWARF. 10182 (compile_file): Don't try to write out DWARF for vars with no RTL. 10183 10184Thu Oct 3 18:31:28 1996 Doug Evans <dje@cygnus.com> 10185 10186 * ginclude/{stdarg.h,varargs.h}: Use #include "", not #include <>. 10187 10188Wed Oct 2 17:29:53 1996 Ian Lance Taylor <ian@cygnus.com> 10189 10190 * fixincludes: Add a hack to the big sed script to work around a 10191 bug in the sed implementation on HP/UX 10.20. 10192 10193Wed Oct 2 16:53:56 1996 Jason Merrill <jason@yorick.cygnus.com> 10194 10195 * dwarf2out.c (modified_type_die): Don't generate redundant DIEs. 10196 (gen_{array,pointer,reference,ptr_to_mbr}_type_die): Likewise. 10197 (gen_{subroutine,string,set}_type_die): Likewise. 10198 10199 * dwarf2out.c: Undo text_end_label, add_src_coords changes. 10200 (addr_const_to_string): Fix typos. 10201 (decl_class_context, get_AT_unsigned): New functions. 10202 (gen_subprogram_die): Only emit src coords info for a specification 10203 if they changed. 10204 (gen_variable_die): Support DW_AT_declaration and DW_AT_specification. 10205 (gen_decl_die): Avoid generating redundant DIEs for member functions 10206 and variables. 10207 10208Wed Oct 2 11:22:50 1996 Jeffrey A Law (law@cygnus.com) 10209 10210 * pa.h (EXTRA_CONSTRAINT): Loosen conditions for match of 10211 'Q' and 'T' while reload is running. 10212 * pa.c (hppa_legitimize_address): Rework to generate more 10213 indexed and scaled indexed addressing. 10214 * pa.md (scaled indexed store): Add define_splits to undo 10215 pessimizations created by hppa_legitimize_address for integer stores. 10216 10217 * pa.c (remove_useless_addtr_insns): New function. 10218 (pa_reorg): Delete code to remove useless add,tr insns. 10219 Instead call remove_useless_addtr_insns. 10220 (output_function_prologue): Call remove_useless_addtr_insns 10221 to catch any add,tr insns created by reorg. 10222 10223 * pa.c (secondary_reload_class): Remove duplicate/useless code. 10224 10225 * pa.h (PARSE_LDD_OUTPUT): Handle output from hpux10.20 "chatr". 10226 10227Tue Oct 1 17:23:32 1996 Jason Merrill <jason@yorick.cygnus.com> 10228 10229 * dwarf2out.c (text_end_label): New static. 10230 (size_of_line_info): The final entry is smaller. 10231 (output_aranges): Use TEXT_SECTION instead of TEXT_BEGIN_LABEL and 10232 text_end_label instead of TEXT_END_LABEL. 10233 (gen_compile_unit_die): Likewise. 10234 (output_line_info): Likewise. Use a fixed advance for the last entry. 10235 (dwarfout_init): Don't output starting labels. 10236 (dwarfout_finish): Set up text_end_label. Don't output ending labels. 10237 10238 (add_pure_or_virtual_attribute): Don't say pure virtual for now. 10239 (type_tag): Handle C++ TYPE_NAME. 10240 (gen_formal_parameter_die): Support DW_AT_artificial. 10241 (gen_formal_types_die): Do emit the type for 'this'. 10242 (gen_member_die): Fix handling of TYPE_METHODS. 10243 (gen_decl_die): Do output a DIE for member function declarations. 10244 Don't output a DIE for artificial typedefs. 10245 10246 (add_member_attribute): Remove, not in DWARF-II. 10247 (gen_array_type_die): Remove ref to add_member_attribute. 10248 (gen_set_type_die, gen_entry_point_die, gen_enumeration_type_die, 10249 gen_subprogram_die, gen_variable_die, gen_field_die, 10250 gen_pointer_type_die, gen_reference_type_die, gen_ptr_to_mbr_type_die, 10251 gen_string_type_die, gen_struct_or_union_type_die, 10252 gen_subroutine_type_die, gen_typedef_die): Likewise. 10253 10254 (get_AT_flag): New fn. 10255 (add_src_coords_attributes): Split out... 10256 (add_name_and_src_coords_attributes): From here. 10257 (gen_subprogram_die): Support DW_AT_declaration and 10258 DW_AT_specification. 10259 10260 (gen_compile_unit_die): Don't emit full pathname for source file; 10261 comment claimed that SGI required it, but they don't emit it either. 10262 Append -g to producer rather than replacing it. 10263 10264Tue Oct 1 14:19:23 1996 Jim Wilson <wilson@cygnus.com> 10265 10266 * gcc.c (used_arg): When call xmalloc for mswitches, pass 1 if 10267 n_switches is zero. 10268 10269Mon Sep 30 17:46:26 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 10270 10271 * sh.c (gen_shl_and, gen_shl_sext): Use gen_lowpart to 10272 generate rtx in the appropriate mode for zero/sign-extension. 10273 Don't generate a zero bit shift. 10274 (gen_shl_sext) Directly use gen_ashift instead of gen_ashrsi3. 10275 10276Mon Sep 30 17:17:56 1996 Ian Lance Taylor <ian@cygnus.com> 10277 10278 * fixinc.svr4: In math.h, redefine exception to __math_exception 10279 for C++, to avoid conflict with <exception>. 10280 * fixincludes: Likewise. 10281 Fix check for class in math.h to not match fp_class. 10282 10283Mon Sep 30 17:15:19 1996 Jim Wilson <wilson@cygnus.com> 10284 10285 * iris6.h (ASM_SPEC): Add -w. 10286 (STARTFILE_SPEC): Add mips3 to n32 pathnames. 10287 Add -L/usr/lib32/mips for n32 cases. 10288 (ENDFILE_SPEC): Add mips3 to n32 pathnames. 10289 10290Mon Sep 30 13:20:31 1996 Ian Lance Taylor <ian@cygnus.com> 10291 10292 * genopinit.c (gen_insn): Look through the modes in reverse order, 10293 to avoid stopping early on CC when EXTRA_CC_MODES is used. 10294 10295 * fixincludes: Add extern "C" to <sys/mman.h> on HP/UX. 10296 10297Sun Sep 29 12:39:18 1996 Michael Meissner <meissner@tiktok.cygnus.com> 10298 10299 * c-typeck.c (pointer_diff): Do not do default conversions when 10300 doing the minus expression, in case restype is a short type. 10301 10302Sun Sep 29 11:22:10 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 10303 10304 * tree.c (build_complex): Add new argument, TYPE. 10305 * tree.h (build_complex): Likewise. 10306 * c-lex.c (yylex): Add new arg, TYPE, to call to build_complex. 10307 * fold-const.c (const_binop): Likewise. 10308 (fold, case CONJ_EXPR, COMPLEX_EXPR): Likewise. 10309 * varasm.c (copy_constant, case COMPLEX_CST): Likewise. 10310 * expr.c (expand_expr, case COMPONENT_REF): Don't try to directly 10311 load a complex. 10312 * recog.c (register_operand): Don't reject subreg of complex mode. 10313 * emit-rtl.c (mark_user_reg): New function. 10314 * function.c (assign_parms): Use it. 10315 * stmt.c (expand_decl): Likewise, and simplify code. 10316 10317 * tree.c (contains_placeholder): Return 1 for PLACEHOLDER_EXPR. 10318 10319 * expr.c (store_expr): memset/bzero gets ptr_mode, not Pmode. 10320 10321 * stmt.c (expand_asm_operands): Fix errors in previous patches. 10322 10323 * x-linux: Simplify, but ensure headers aren't changed. 10324 10325 * getpwd.c: No longer include direct.h for _WIN32. 10326 10327 * configure (i[3456]86-*-isc*): Remove bogus echo. 10328 (m68k-apple-aux*): a-ux.h renamed from aux.h. 10329 (CC): Escape "$" char in "no-symlink" case for bash/cygwin32 bug. 10330 10331 * Makefile.in (installdirs): Renamed from install-dir. 10332 Create $(prefix) and $(exec_prefix) if doesn't exist. 10333 (install-float): Reflect new name for installdirs. 10334 (install-{common,info,man,libgcc,multilib,libobjc}): Likewise. 10335 (install-{include-dir,assert-h,collect2}): Likewise. 10336 10337 * reload1.c (gen_reload): Handle SUBREG in PLUS specially too. 10338 Change calls to emit_move_insn to recursive calls. 10339 10340 * stmt.c (fixup_gotos): When running undefined labels, if no cleanup 10341 actions for this block, don't clear BEFORE_JUMP. 10342 10343Fri Sep 27 13:48:21 1996 Michael Meissner <meissner@tiktok.cygnus.com> 10344 10345 * c-decl.c (init_decl_processing): Create short int types before 10346 creating size_t in case a machine description needs to use 10347 unsigned short for size_t. 10348 10349Fri Sep 27 12:28:54 1996 Stan Cox <coxs@dg-rtp.dg.com> 10350 10351 * gcc.c (do_spec_1): Allow -A in %[Spec]. 10352 10353 * i386.h (CPP_CPU_SPEC): New. Added for defining the submodel. 10354 10355 * i386.c (asm_output_function_prefix, function_prologue, 10356 ix86_expand_prologue): Make the routine that sets the GOT (when pic 10357 is enabled) a function, to assist debugging. 10358 10359 * i386.md (gen_prologue_get_pc): Call the function created above. 10360 (divdf3): Added. 10361 10362 * i386/dgux.h (CPP_PREDEFINES, CPP_SPEC): Reference CPP_CPU_SPEC. 10363 Use svr4 assembler directive .backalign instead of .align. 10364 (align to x bytes if it takes no more than y bytes to do so.) 10365 10366 * i386/{aix386ng.h,dgux.h} (CPP_SPEC): Use %[cpp_cpu]. 10367 * i386/{freebsd-elf,gas,isc,linux-aout}.h: Likewise. 10368 * i386/{linux-oldld,linux,osfelf,osfrose,sco,sco4}.h: Likewise. 10369 * i386/{sco4dbx,sco5,sol2,sysv3}.h: Likewise. 10370 10371Thu Sep 26 17:58:34 1996 Torbjorn Granlund <tege@matematik.su.se> 10372 10373 * m68k.md (mulsidi3 matcher): Change predicate const_int_operand 10374 to const_sint32_operand. Get rid of bogus range condition. 10375 10376Thu Sep 26 17:12:00 1996 Jim Wilson <wilson@cygnus.com> 10377 10378 * Makefile.in (stmp-int-hdrs): Don't cd to srcdir before copying 10379 header files to objdir. 10380 10381Wed Sep 25 21:22:57 1996 Jeffrey A Law (law@cygnus.com) 10382 10383 * h8300.h (FIRST_PSEUDO_REGISTER, ARG_POINTER_REGNUM): Bump up by one. 10384 (FIXED_REGISTERS): Add entry for MAC register. 10385 (CALL_USED_REGISTERS, REG_ALLOC_ORDER): Likewise. 10386 (HARD_REGNO_NREGS): Handle MAC register. 10387 (HARD_REGNO_MODE_OK, REGNO_OK_FOR_BASE_P, REGISTER_NAMES): Likewise. 10388 (enum reg_class): New MAC_REGS register class. 10389 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Corresponding changes. 10390 (REG_CLASS_FROM_LETTER): Likewise. 10391 (REGISTER_MOVE_COST): Make copies to/from MAC register expenseive. 10392 (CONDITIONAL_REGISTER_USAGE): Define. 10393 * h8300.md (movsi_h8300hs): Renamed from movsi_h8300h. 10394 Handle moves to/from the MAC register. 10395 (mac): Two new patterns to use the mac instruction. 10396 10397 * h8300.c (notice_update_cc): Fix CC_SET case. 10398 (restore_compare_p): Remove unused function. 10399 * h8300.md: Handle "set" vs "set_zn_c0" correctly. 10400 (bCC patterns): No longer need to call restore_compare_p. 10401 10402 * h8300.c (get_shift_alg): Fix HImode ASHIFTRT by 13 or 14 bits. 10403 10404Wed Sep 25 18:52:19 1996 Joern Rennecke <amylaar@cygnus.co.uk> 10405 10406 * sh.md (insv): New pattern. 10407 10408Wed Sep 25 16:47:26 1996 Doug Evans <dje@seba.cygnus.com> 10409 10410 * sparc/t-sunos41 (MULTILIB_{OPTIONS,DIRNAMES,MATCHES}): Create 10411 multilib versions of -fpic and -fPIC. 10412 (TARGET_LIBGCC2_CFLAGS): Comment out. 10413 10414 * sparc.c (print_operand): Handle new codes H/L. 10415 * sparc.md (lo_sum_di_sp32): Add little endian support. 10416 (adddi3_sp32,subdi3_sp32,mulsidi3_sp32,const_mulsidi3): Likewise. 10417 (umulsidi3_sp32,const_umulsidi3,smacdi,umacdi,anddi3_sp32): Likewise. 10418 (iordi3_sp32,xordi3_sp32,negdi2_sp32): Likewise. 10419 10420Wed Sep 25 15:32:35 1996 Jim Wilson <wilson@cygnus.com> 10421 10422 * expmed.c (store_bit_field): Don't make flag_force_mem disable insv 10423 for memory operands. 10424 10425 * function.c (instantiate_decl): Always store addr back into x. 10426 10427Tue Sep 24 19:37:00 1996 Jim Wilson <wilson@cygnus.com> 10428 10429 * reload.c (push_secondary_reload): Do strip paradoxical SUBREG 10430 even if reload_class is CLASS_CANNOT_CHANGE_SIZE. Change reload_mode 10431 to mode in SECONDARY_MEMORY_NEEDED and get_secondary_mem calls. 10432 10433 * reload1.c (emit_reload_insns): For output part of RELOAD_OTHER, 10434 emit after RELOAD_FOR_OUTPUT, in reverse order of reload number, 10435 but not separately. 10436 10437Tue Sep 24 18:13:07 1996 Michael Meissner <meissner@tiktok.cygnus.com> 10438 10439 * expr.c (emit_group_load): Allow target to be smaller than source. 10440 10441Tue Sep 24 17:40:39 1996 Doug Evans <dje@cygnus.com> 10442 10443 * m68k/a-ux.h: Renamed from aux.h because of MSDOS. 10444 10445Tue Sep 24 08:33:53 1996 David S. Miller (davem@caip.rutgers.edu) 10446 10447 * tree.c (copy_node): Fix error in last change. 10448 10449Tue Sep 24 08:29:03 1996 James G. Smith <jsmith@cygnus.co.uk> 10450 10451 * gcc.c (used_arg): Fix multilib_matches parsing to not corrupt 10452 entry parameter. 10453 10454Tue Sep 24 08:22:18 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 10455 10456 * loop.c (get_condition): Use rtx_equal_p to compare rtx. 10457 10458Tue Sep 24 08:14:01 1996 Christian Iseli <Christian.Iseli@lslsun.epfl.ch> 10459 10460 * integrate.c (expand_inline_function): Avoid creating paradoxical 10461 subreg wider than BITS_PER_WORD as inlined function result. 10462 10463Tue Sep 24 08:00:15 1996 Paul Eggert <eggert@twinsun.com> 10464 10465 * cccp.c (struct directive, directive_table, handle_directive): 10466 pass_thru now 1 for #define and 2 for #pragma. 10467 (handle_directive): When deciding whether to suppress comment at end 10468 of directive, ignore tabs and spaces after comment. Remove redundant 10469 limit test. With -dD -C, copy comment when isolating definition. 10470 (skip_to_end_of_comment): With -C, don't copy newline at end 10471 of C++ comment. 10472 10473 * fixinc.ptx, fixinc.svr4, fixincludes: Insert newlines just before 10474 end of 'sed' command strings if last 'sed' command is 'a' or 'i'. 10475 10476Tue Sep 24 07:28:58 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 10477 10478 * toplev.c (PREFERRED_DEBUGGING_TYPE): If no debugging formats are 10479 supported, set to NO_DEBUG. 10480 (main): Don't do setting of PREFERRED_DEBUGGING_TYPE here. 10481 10482Mon Sep 23 22:45:15 1996 Sean McNeil <sean@mcneil.com> 10483 10484 * rs6000/vxppc.h, sparc/vxsim.h: New files. 10485 * configure (powerpc-*-vxworks*, sparc-*-vxsim*): New targets. 10486 * objc/objc.h (BOOL): Define BOOL as int for VxWorks. 10487 10488Mon Sep 23 21:23:27 1996 Klaus K"ampf (kkaempf@progis.de) 10489 10490 * explow.c (promote_mode, case REFERENCE_TYPE): New case. 10491 10492Mon Sep 23 21:15:43 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 10493 10494 * c-decl.c (finish_struct): Check PCC_BITFIELD_TYPE_MATTERS value. 10495 10496 * dbxout.c (dbxout_symbol): Fix forgotten case in last change: 10497 check DECL_ARTIFICIAL also when using the short cut way. 10498 10499Mon Sep 23 15:55:24 1996 David S. Miller (davem@caip.rutgers.edu) 10500 10501 * tree.c (copy_node): Abort if don't know size of node. 10502 10503 * tree.c (build1): Clean up initialization of OBSTACK. 10504 10505Mon Sep 23 15:35:33 1996 Jason Merrill <jason@yorick.cygnus.com> 10506 10507 * Makefile.in (stmp-multilib): Depend on $(LANG_LIB2FUNCS). 10508 10509 * dbxout.c (dbxout_function): Don't check DECL_SECTION_NAME before 10510 calling dbxout_function_end. 10511 10512Mon Sep 23 14:41:12 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 10513 10514 * combine.c (can_combine_p): Even if SMALL_REGISTER_CLASSES, 10515 know lifetime not extended if all_adjacent set. 10516 10517 * stmt.c (expand_asm_operands): Handle '+' constraint. 10518 * cse.c (fold_rtx): Fold inside ASM_OPERANDS. 10519 10520 * expr.c (expand_increment): If postincrement for MEM can't use add 10521 directly, load address in reg and enqueue increment and store of reg. 10522 10523 * loop.c (check_dbra_loop): Don't assume label must be second part of 10524 if_then_else in condjump. 10525 10526 * jump.c (jump_optimize): In no-nop move deletion, don't test 10527 PRESERVE_DEATH_INFO_REGNO_P; instead test if optimization is performed. 10528 Check for REG_UNUSED note on to-be deleted insn before searching for 10529 preceding instruction to delete note from. 10530 If PRESERVE_DEATH_INFO_REGNO_P is true for SREG, replace INSN with USE. 10531 10532 * reload1.c (reload): Initialize the previous_offset fields 10533 in reg_eliminate before calling setup_save_areas. 10534 10535 * reload1.c (emit_reload_insns): Declare and set this_reload_insn. 10536 10537 * expr.c (var_rtx): New function. 10538 (expand_expr, case COND_EXPR): Also use target if same as singleton. 10539 10540Mon Sep 23 14:22:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 10541 10542 * recog.c (constrain_operands): Don't test clobbered constraints. 10543 10544 * reload1.c (emit_reload_insns): For output part of RELOAD_OTHER, 10545 put in front of anything previous for that output, but not separately. 10546 10547Sun Sep 22 21:06:46 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 10548 10549 * c-common.c (decl_attribtes, case A_SECTION): Allow for static 10550 local variable. 10551 10552Sun Sep 22 11:30:27 1996 Christian Iseli (christian.iseli@di.epfl.ch) 10553 10554 * expr.c (convert_move): Replace explicit checks for FP extend ops 10555 with use of can_extend_p. 10556 Add missing tests for FP trunc operations. 10557 10558Sun Sep 22 11:20:02 1996 Pat Rankin <rankin@eql.caltech.edu> 10559 10560 * dwarfout.c (DWARF_VERSION): Define as 1 if not already defined. 10561 * dwarf2out.c (DWARF_VERSION): Likewise. 10562 10563Sun Sep 22 11:12:20 1996 Joern Rennecke <amylaar@cygnus.co.uk> 10564 10565 * c-decl.c (pushdecl): Check new declaration actually conflicts before 10566 warning about implicit external vs. static declarations. 10567 10568 * loop.c (combine_givs): Improve combining DEST_REG giv with only use. 10569 10570Sun Sep 22 10:50:03 1996 Scott Christley <scottc@net-community.com> 10571 10572 * Create consistent mechanism for memory allocation and release 10573 so that garbage collection routines can be easily subsititued 10574 for the ANSI standard malloc, realloc, free, etc. 10575 * objc/archive.c: Replace use of __objc_xmalloc and free 10576 with objc_malloc and objc_free. 10577 * objc/hash.c: Replace use of __objc_xcalloc and free 10578 with objc_calloc and objc_free. 10579 * objc/init.c: Replace use of free with objc_free. 10580 * objc/misc.c (objc_malloc): Renamed from __objc_xmalloc. 10581 (objc_realloc): Renamed from __objc_realloc. 10582 (objc_atomic_malloc, objc_valloc): New functions. 10583 (objc_calloc): Renamed from __objc_calloc. 10584 (objc_free): New function. 10585 * objc/objc-api.h (_objc_malloc): New function pointer. 10586 (_objc_atomic_malloc, _objc_valloc): Likewise. 10587 (_objc_realloc, _objc_calloc, _objc_free): Likewise 10588 * objc/objc-list.h: Replace use of __obj_xmalloc and free 10589 with objc_malloc and objc_free. 10590 * objc/objects.c: Likewise. 10591 * objc/sarray.c: Replace use of __objc_xmalloc and free 10592 with objc_malloc and objc_free. 10593 * objc/sarray.h (__objc_xmalloc, __objc_xrealloc): Delete. 10594 * objc/selector.c: Replace use of __objc_xcalloc, __objc_xrealloc, 10595 and __objc_xmalloc with objc_calloc, objc_realloc, and objc_malloc. 10596 * objc/thr-decosf1.c: Replace use of __objc_xmalloc and free 10597 with objc_malloc and objc_free. 10598 * objc/thr-irix.c, objc/thr-mach.c, objc/thr-os2.c: Likewise. 10599 * objc/thr-posix.c, objc/thr-pthreads, objc/thr-single: Likewise. 10600 * objc/thr-solaris.c, objc/thr-win32.c, objc/thr.c: Likewise. 10601 10602Sun Sep 22 05:26:01 1996 Jason Merrill <jason@yorick.cygnus.com> 10603 10604 * configure: Set up LANG_LIB2FUNCS and LANG_EXTRA_HEADERS. 10605 * Makefile.in (libgcc2.a): Include LANG_LIB2FUNCS. 10606 (USER_H): Add LANG_EXTRA_HEADERS. 10607 (LANG_LIB2FUNCS): New macro. 10608 (LANG_EXTRA_HEADERS): New macro. 10609 (stmp-int-hdrs): Don't hardwire ginclude. 10610 (stamp-objlist): Don't depend on Makefile. 10611 10612Sat Sep 21 18:00:10 1996 Stephen L Moshier (moshier@world.std.com) 10613 10614 * alpha.md (alpha_swapped_comparison_operator pattern): Fix asm 10615 operand typo in last change. 10616 10617Sat Sep 21 07:11:51 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 10618 10619 * defaults.h (ASM_OUTPUT_LABELREF): Provide default definition 10620 if not already defined. 10621 * 1750a.h (USER_LABEL_PREFIX): Define instead of ASM_OUTPUT_LABELREF. 10622 * a29k.h, alpha.h, convex.h, dsp16xx.h, elxsi.h, fx80.h: Likewise. 10623 * gmicro.h, h8300.h, i386/sun386.h, i860.h, i960.h, ns32k.h: Likewise. 10624 * pdp11.h, pyr.h, romp.h, sh.h, sparc.h, spur.h, tahoe.h: Likewise. 10625 * vax.h, we32k.h: Likewise. 10626 * i386/att.h (USER_LABEL_PREFIX): Redefine, not ASM_OUTPUT_LABELREF. 10627 * i386/bsd.h, i386/lynx.h, i386/sco5.h, i860/fx2800.h: Likewise. 10628 * m68k/3b1.h, m68k/mot3300.h, m68k/tower-as.h, m68k/tower.h: Likewise. 10629 * ptx4.h, sparc/pbd.h, svr3.h, svr4.h: Likewise. 10630 * i386/osfrose.h, m88k.h (USER_LABEL_PREFIX): Redefine. 10631 * nextstep.h (USER_LABEL_PREFIX): Redefine. 10632 (ASM_OUTPUT_LABELREF) Use USER_LABEL_PREFIX. 10633 * arm/aout.h, mips.h (ASM_OUTPUT_LABELREF): Delete. 10634 * rs6000/lynx.h (USER_LABEL_PREFIX): Undefine. 10635 * rs6000.h, rs6000/win-nt.h (USER_LABEL_PREFIX): Define. 10636 10637Thu Sep 19 00:05:53 1996 Jason Merrill <jason@yorick.cygnus.com> 10638 10639 * configure: Move i[3456]86-*-gnu* case after linux and don't 10640 treat linux-gnu like other gnu systems. 10641 10642Wed Sep 18 20:51:09 1996 Jason Merrill <jason@yorick.cygnus.com> 10643 10644 * cplus-dem.c (demangle_template): Fix handling of address args. 10645 (gnu_special): Handle type_info stuff. 10646 10647Wed Sep 18 17:57:55 1996 Patrik Lantto (patrik@opq.se) 10648 10649 * jump.c (jump_optimize): Insert conditional move after jump 10650 insn instead of before. 10651 10652Wed Sep 18 17:33:36 1996 Richard Henderson <rth@tamu.edu> 10653 10654 * alpha.h (PREDICATE_CODES): Add alpha_swapped_comparison_operator. 10655 * alpha.c (alpha_swapped_comparison_operator): New function. 10656 (print_operand): Support unsigned codes for %D, %c, and %d. 10657 * alpha.md: Add pattern for b%c with swapped comparisons with 0. 10658 Delete three unnamed cmp patterns that are strict subsets of it. 10659 10660 * alpha.c (alpha_emit_set_long_const): Save one instruction 10661 when -O2 and high word == low word. 10662 10663Tue Sep 17 22:46:15 1996 Jason Merrill <jason@yorick.cygnus.com> 10664 10665 * i386/unix.h (ASM_OUTPUT_MI_THUNK): Handle functions 10666 returning an aggregate. 10667 10668 * varasm.c (supports_one_only): New function. 10669 (make_decl_one_only): Likewise. 10670 * svr4.h (MAKE_DECL_ONE_ONLY): Define. 10671 * tree.h (DECL_ONE_ONLY): New macro. 10672 10673 * varasm.c (assemble_variable): Fix setting of 10674 first_global_object_name. 10675 (assemble_start_function): Likewise. 10676 10677Tue Sep 17 19:42:39 1996 Doug Evans <dje@wabamun.cygnus.com> 10678 10679 * i386/t-cygwin32 (winnt.o): Compile properly. 10680 10681Tue Sep 17 15:47:20 1996 Ian Lance Taylor <ian@cygnus.com> 10682 10683 * Add support for R5000, and finish MIPS4 support. 10684 * mips.h (enum processor_type): Add PROCESSOR_R5000. 10685 (gen_conditional_move): Declare. 10686 (CONDITIONAL_REGISTER_USAGE): Mark ST_REGS as fixed if not 10687 HARD_FLOAT, or if mips_isa < 4. 10688 (FIRST_PSEUDO_REGISTER): Change to 76. 10689 (FIXED_REGISTERS): Add condition code registers. 10690 (CALL_USED_REGISTERS): Likewise. 10691 (ST_REG_LAST): Change to 74. 10692 (RAP_REG_NUM): Change to 75. 10693 (ST_REG_P): Look for any condition code register. 10694 (REG_CLASS_CONTENTS): Update for new condition code registers. 10695 (RTX_COSTS): Add cases for R5000. 10696 (REGISTER_MOVE_COST): Add cases for condition code registers. 10697 (PREDICATE_CODES): Add "const_float_1_operand". 10698 (EXTRA_CC_{MODES,NAME}, SELECT_CC_MODE): Remove. 10699 (REGISTER_NAMES): Add entries for new condition code registers. 10700 (DEBUG_REGISTER_NAMES): Likewise. 10701 (ADDITIONAL_REGISTER_NAMES): Remove FPSW_REGNUM. 10702 * mips.md (cpu attribute): Add R5000. 10703 (function units): Add cases for the R5000. 10704 ({madd,msub,nmadd,nmsub}.d): Only available if TARGET_DOUBLE_FLOAT. 10705 (recip.d, recip.s, rsqrt.d, rsqrt.s): New define_insn patterns. 10706 (movcc): New pattern to move condition code values. 10707 (reload_incc, reload_out_cc): New define_expand patterns. 10708 (lwxc1, ldxc1, swxc1, sdxc1): Several new define_insn patterns. 10709 (various): Replace CC_FP with CC. 10710 (branch_fp_ne, branch_fp_eq): Match any condition code register. 10711 (branch_fp_ne_rev, branch_fp_eq_rev): Remove. 10712 (seq_df, slt_df, sle_df): Match any condition code register. 10713 (sgt_df, sge_df, seq_sf, slt_sf, sle_sf, sgt_sf, sge_sf): Likewise. 10714 (sne_df, sne_sf): Remove. 10715 (FP conditional moves): Match any condition code register. 10716 Require TARGET_HARD_FLOAT and, if appropriate, TARGET_DOUBLE_FLOAT. 10717 (movsicc): Just call gen_conditional_move. 10718 (movdicc, movsfcc, movdfcc): New define_expand patterns. 10719 * mips.c (mips_reg_names): Add condition code registers. 10720 (mips_sw_reg_names, mips_regno_to_class): Likewise. 10721 (const_float_1_operand): New function. 10722 (mips_move_1word): Treat CCmode as SImode. Handle move from 10723 ST_REG to GR_REG if mips_isa >= 4. Only permit move from GR_REG 10724 to ST_REG is mips_isa < 4. 10725 (gen_conditional_branch): Rewrite. Just use CCmode, not extra 10726 condition modes. 10727 (gen_conditional_move): New function. 10728 (override_options): Recognize vr5000. Look for just CCmode, not 10729 extra condition modes. If mips_isa >= 4, permit CCmode in GR_REGS 10730 and FP_REGS. 10731 (print_operand): Handle %Z. 10732 (mips_secondary_reload_class): Require a data register to copy a 10733 value out of a condition code register. Require a floating point 10734 register to copy a value into a condition code register. 10735 10736Tue Sep 17 15:10:29 1996 Joern Rennecke <amylaar@cygnus.co.uk> 10737 10738 * sh.md: New define_splits to recombine output from LEGITIMIZE_ADDRESS. 10739 * sh.h (LEGITIMIZE_ADDRESS): Typo fixes (x -> X). 10740 10741Mon Sep 16 23:00:35 1996 Jim Wilson <wilson@cygnus.com> 10742 10743 * configure (build_broken_install): Renamed from host_broken_install. 10744 Set from build not host. 10745 (build_install_headers): Renamed from host_install_headers. Set from 10746 build not host. 10747 10748Mon Sep 16 22:38:55 1996 Stu Grossman (grossman@critters.cygnus.com) 10749 10750 * configure (m68k-*-coff*): Use dbx debug format by default. 10751 * gcc.c (link_command_spec): Move -T to end of link command line. 10752 * m68k/m68kemb.h (LINK_SPEC, SUBTARTGET_SWITCHES): Delete. 10753 (LIB_SPEC): Define to just -lc. 10754 (STARTFILE_SPEC): Define to empty. 10755 10756Mon Sep 16 13:12:27 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 10757 10758 * sh.c (ext_shift_insns, ext_shift_amounts): New arrays. 10759 (gen_ashift_hi, gen_shifty_hi_op, shl_and_kind): New functions. 10760 (rtx_equal_function_value_matters): Declare. 10761 (shl_and_length, shl_and_src_length, gen_shl_and): New functions. 10762 (shl_sext_kind, shl_sext_length, gen_shl_sext): Likewise. 10763 * sh.md (ashlhi3_k, lshrhi3_m): New patterns. 10764 (lshrhi3, shl_sext_ext, shl_sext_sub): 10765 New insn patterns with matching define_split. 10766 (and_shl_scratch): Likewise, but also with unnamed variants. 10767 10768Sat Sep 14 17:05:07 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 10769 10770 * gcc.c (convert_filename): Don't start looking for '.' until 10771 after last directory separator. 10772 10773 * i386.md (clrstrsi): Correct check for constant size. 10774 10775 * Based on code by sac@cygnus.com. 10776 * i386/cygwin32.h (CHECK_STACK_LIMIT): Make consistent with MD file. 10777 * i386.c ({function,ix86_expand}_prologue): Use __alloca to allocate 10778 stack if desired and beyond CHECK_STACK_LIMIT in size. 10779 * i386.h ({MASK,TARGET}_STACK_PROBE): New macros. 10780 (TARGET_SWITCHES): Add -mstack-arg-probe. 10781 * i386.md (allocate_stack{,_worker}): New patterns. 10782 10783Fri Sep 13 18:23:18 1996 Joel Sherrill <joel@OARcorp.com> 10784 10785 * sparc/lb1spc.asm (.div, .rem): Fixed typo so sign is returned 10786 correctly. TOPBITS was 2 and should have been 4. 10787 10788Thu Sep 12 21:51:56 1996 Jim Wilson <wilson@cygnus.com> 10789 10790 * mips.md (call_value_multiple_internal0): Change from define_insn to 10791 define_expand. 10792 10793Thu Sep 12 19:22:14 1996 Doug Evans <dje@seba.cygnus.com> 10794 10795 * sparc.md (move_pic_label_si): Operand one is label_ref now. 10796 * sparc.c (emit_move_sequence): Pass label_ref to 10797 gen_move_pic_label_si to not lose flags. 10798 10799Wed Sep 11 12:10:08 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 10800 10801 * Makefile.in (GCC_PASSES): Add $(exeext) to names. 10802 (FLAGS_TO_PASS): Add CLIB. 10803 (c-pragma.o): Add dependencies on except.h, function.h, defaults.h. 10804 10805Tue Sep 10 22:25:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 10806 10807 * configure (i[3456]86-*-cygwin32): Use xm-cygwin32.h and xm-i386.h. 10808 Set fixincludes to Makefile.in and objc_thread_file to win32. 10809 * i386/xm-cywin32.h: Don't include xm-i386.h. 10810 * i386/x-cygwin32, rs6000/x-cygwin32 (STMP_FIXPROTO, exeext): New defs. 10811 10812 * gcc.c (HAVE_EXECUTABLE_SUFFIX): New macro. 10813 (convert_filename): New function. 10814 (process_command, case 'o'): Call it. 10815 (process_command, default case): Likewise; delete old code. 10816 10817Tue Sep 10 21:08:43 1996 Torbjorn Granlund <tege@albert.gnu.ai.mit.edu> 10818 10819 * i386.md (decrement_and_branch_until_zero matcher): Fix typo. 10820 10821Tue Sep 10 19:04:19 1996 Jim Wilson <wilson@cygnus.com> 10822 10823 * mips.c (mips_move_2words): Rewrite 32 bit shifts as 16 bit shifts. 10824 10825Tue Sep 10 10:39:07 1996 Jeffrey A Law (law@cygnus.com) 10826 10827 * pa/pa-gas.h (DBX_DEBUGGING_INFO): Remove all #define 10828 and #undef statements related to debugging information. 10829 * pa/pa-hpux.h, pa-hpux7.h: Likewise 10830 * pa.c (override_options): Disable "-g" and issue a warning 10831 if it's used when !TARGET_GAS. 10832 10833Mon Sep 9 17:57:49 1996 Doug Evans <dje@wabamun.cygnus.com> 10834 10835 * sparc.h ({MASK,TARGET}_FPU_SET): Define. 10836 (TARGET_SWITCHES): Record if -m{,no-}fpu passed. 10837 * sparc.c (sparc_override_options): Don't clobber explicit 10838 -m{,no-}fpu setting with cpu default. 10839 10840Mon Sep 9 15:57:57 1996 Joel Sherrill <joel@OARcorp.com> 10841 10842 * configure (mips64orion-*-rtems*): New target. 10843 * mips/rtems64.h: New file. 10844 10845Sat Sep 7 22:07:53 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 10846 10847 * expr.c (store_field): If storing a record on big endian targets, 10848 set up so we store the high-order bits. 10849 (expand_expr, case COMPONENT_REF): Likewise for loads. 10850 10851Thu Sep 5 14:59:47 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 10852 10853 * sh.h (LEGITIMIZE_ADDRESS): Define nonempty. 10854 10855Thu Sep 5 10:43:36 1996 Jeffrey A Law (law@cygnus.com) 10856 10857 * pa.md (mov{si,di,sf}): Handle 'R' constraints as needed. 10858 10859Wed Sep 4 17:13:28 1996 Bob Manson <manson@charmed.cygnus.com> 10860 10861 * except.c: (add_partial_entry): New routine. 10862 (expand_start_try_stmts): Moved from cp/except.c. 10863 (expand_start_all_catch): Move functionality of expand_end_try_stmts 10864 here. 10865 10866Wed Sep 4 12:30:02 1996 Mike Stump <mrs@cygnus.com> 10867 10868 * except.c (emit_unwinder): Ensure CLOBBER and USE insns come last, 10869 if present. 10870 10871Tue Sep 3 12:01:43 1996 Ian Lance Taylor <ian@cygnus.com> 10872 10873 * configure (sh-*-elf*): New target. 10874 * sh/elf.h: New file. 10875 10876Fri Aug 30 17:52:26 1996 Jim Wilson <wilson@cygnus.com> 10877 10878 * dwarf2out.c (gen_formal_types_die): Delete extra argument from 10879 gen_type_die call. 10880 10881Fri Aug 30 15:40:40 1996 James G. Smith <jsmith@cygnus.co.uk> 10882 10883 * mips/elf64.h: Allow MULTILIB_DEFAULTS to be defined 10884 before this file is included. 10885 10886Fri Aug 30 15:00:06 1996 Stan Cox <coxs@dg-rtp.dg.com> 10887 10888 * i386.md: (movsicc,movhicc): Allow reload from memory. 10889 10890 * i386.c (override_options): Don't thread the prologue if profiling. 10891 10892Fri Aug 30 15:00:06 1996 James Hawtin <cgjwh@sunrise.co.uk> 10893 10894 * i386/t-sol2 (gcrt1.o): Added for profiling Solaris 2 10895 * i386/sol2.h (STARTFILE_SPEC): New. 10896 * i386/gmon-sol2.c, i386/sol2-gc1.asm: New files. 10897 10898Thu Aug 29 22:08:03 1996 Jim Wilson <wilson@cygnus.com> 10899 10900 * except.c (add_eh_table_entry): Multiply realloc size by sizeof int. 10901 10902Thu Aug 29 15:15:31 1996 Jeffrey A Law (law@cygnus.com) 10903 10904 * pa.md (fcmp patterns): Don't try to eliminate useless add,tr 10905 insns here. 10906 * pa.c (pa_reorg): Do elimination of useless add,tr insns here instead. 10907 (print_operand, case 'y'): Remove this code. 10908 10909Wed Aug 28 16:19:34 1996 Doug Evans <dje@cygnus.com> 10910 10911 * toplev.c (print_single_switch): Ultrix fprintf returns 0 for success. 10912 10913 * toplev.c (main): Rewrite -g parsing. 10914 10915Mon Aug 26 16:15:49 1996 Fred Fish <fnf@cygnus.com> 10916 10917 * Makefile.in (objc-parse.y): Fix typo in name of temp file. 10918 10919Mon Aug 26 14:08:37 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 10920 10921 * function.c (mark_all_temps_used): Fix error in last change. 10922 10923Sun Aug 25 22:27:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 10924 10925 * function.c (mark_all_temps_used): New function. 10926 10927Fri Aug 23 11:34:57 1996 Michael Meissner <meissner@tiktok.cygnus.com> 10928 10929 * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Fixes to make -fPIC 10930 really the same as -mrelocatable. 10931 (ASM_SPEC): Pass -K PIC to the assembler if -fpic/-fPIC. 10932 10933 * rs6000/sol2.h (ASM_CPU_SPEC): Remove passing -K PIC to the 10934 assembler if -fpic/-fPIC. 10935 10936 * bi-{arity,opcode,opname}.c (fancy_abort): Define, so that 10937 -Dabort=fancy_abort works again. 10938 10939Thu Aug 22 11:39:34 1996 Michael Meissner <meissner@tiktok.cygnus.com> 10940 10941 * rs6000/t-ppcgas ({stmp,install}-crt): Only build and install the 10942 eabi ecrt[in].o object files in eabi multilib directories, only 10943 build and install the solaris scrt[in0].o object files in solaris 10944 directories. 10945 (MULTILIB_MATCHES): Remove matches for solaris, linux to other 10946 switches. 10947 10948Tue Aug 20 18:49:55 1996 Michael Meissner <meissner@tiktok.cygnus.com> 10949 10950 * rs6000/sysv4.h (ASM_OUTPUT_SECTION_NAME): If -mrelocatable or 10951 -mrelocatable-lib, don't make read-only sections. 10952 10953Mon Aug 19 18:42:13 1996 Doug Evans <dje@cygnus.com> 10954 10955 * sparc.h ({MASK,TARGET}_LITTLE_ENDIAN): Define. 10956 (LIBGCC2_WORDS_BIG_ENDIAN): Add little endian support. 10957 * sparc/sp64-elf.h ({CPP,ASM,LINK}_SPEC): Add little endian support. 10958 (SUBTARGET_SWITCHES): Recognize -m{big,little}-endian. 10959 ({BYTES,WORDS}_BIG_ENDIAN): Likewise. 10960 * sparc/splet.h (SUBTARGET_SWITCHES): Recognize -m{big,little}-endian. 10961 ({CPP,ASM,LINK}_SPEC): Add little endian support. 10962 ({BYTES,WORDS}_BIG_ENDIAN): Likewise. 10963 * sparc/t-splet (MULTILIB_{OPTIONS,DIRNAMES}): Likewise. 10964 10965 * sparc/lynx-ng.h (CPP_SPEC): Use %(cpp_cpu). 10966 10967Sat Aug 17 15:23:39 1996 Geoffrey Noer <noer@cygnus.com> 10968 10969 * i386/cygwin32.h (CPP_PREDEFINES): Define _WIN32, not WIN32. 10970 Define only __CYGWIN32__, not CYGWIN32 or __CYGWIN32. 10971 * rs6000/cygwin32.h (CPP_PREDEFINES): Likewise. 10972 * cccp.c (absolute_filename): Drive specifiers make the pathname 10973 absolute in cygwin32. 10974 * choose-temp.c: Delete !defined(_WIN32) condition when including 10975 sys/file.h (NO_SYS_FILE_H is still used). 10976 * gcc.c: Change ifndef _WIN32 to ifndef NO_SYS_FILE_H when deciding 10977 whether to include sys/file.h. 10978 (execute): -pipe is supported for cygwin32. 10979 * getopt.c: Change win32 test from WIN32 to _WIN32. 10980 * pexecute.c: Update test for win32 (&& ! cygwin32). 10981 * protoize.c: Likewise. 10982 (kill): Delete decl. 10983 * toplev.c: Update test for win32 (&& ! cygwin32). 10984 * ginclude/stdarg.h: Change __WIN32__ to _WIN32. 10985 * ginclude/varargs.h: Likewise. 10986 * ginclude/va-ppc.h: Likewise. 10987 10988Fri Aug 16 16:02:09 1996 Michael Meissner <meissner@tiktok.cygnus.com> 10989 10990 * rs6000.c (rs6000_got_register): Make sure pic_offset_table_rtx 10991 allocated, even if current_function_uses_pic_offset_table set. 10992 10993Fri Aug 16 15:56:04 1996 J. Kean Johnston <hug@netcom.com> 10994 10995 * i386/sco5.h (CLASS_LIKELY_SPILLED_P): Deleted. 10996 (STARTFILE_SPEC): Insert crtbegin.o in correct place, and correct 10997 versions of values-X?.o. 10998 (SWITCH_TAKES_ARG): Extend DEFAULT_SWITCH_TAKES_ARG, not replace. 10999 (CPP_SPEC): Add -Di386, and correctly include extra directories. 11000 Define HAVE_ATEXIT in ELF mode for global destructors. 11001 11002Thu Aug 15 16:42:44 1996 Doug Evans <dje@cygnus.com> 11003 11004 * sparc.c (label_ref_operand): New function. 11005 (emit_move_sequence): Pass label_ref to gen_move_label_di to not 11006 lose flags. 11007 * sparc.md (move_label_di): Operand one is label_ref now. 11008 * genattrtab.c (write_test_expr): Allow label_ref in match_dup. 11009 11010 * sys-protos.h (gethostid): Make return type `int' ifdef __alpha__. 11011 * gen-protos.c: Delete support for SYS_PROTO_OVERRIDES. 11012 * alpha.h (SYS_PROTO_OVERRIDES): Delete. 11013 11014Thu Aug 15 17:36:09 1996 Mike Stump <mrs@cygnus.com> 11015 11016 * libgcc2.c (__throw): New routine. 11017 (__eh_pc): New data object for exception handling. 11018 11019 * except.c (eh_saved_pc): New object so we can call 11020 assemble_external. 11021 (expand_internal_throw_indirect): Call assemble_external for __eh_pc. 11022 (end_eh_unwinder): Likewise. 11023 (init_eh): Initialize eh_saved_pc. 11024 11025Thu Aug 15 13:02:42 1996 Mike Stump <mrs@cygnus.com> 11026 11027 * arm.h (RETURN_ADDR_RTX): Define. 11028 11029 * expr.c (expand_builtin_return_addr): Fix order of parameters. 11030 11031Wed Aug 14 19:48:00 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu> 11032 11033 * stmt.c (expand_return): In code for doing scc with jumps, 11034 stick to default handling if we have corresponding scc pattern. 11035 11036Wed Aug 14 10:31:28 1996 Jeffrey A Law (law@cygnus.com) 11037 11038 * pa.c (override_options): Treat TARGET_FAST_INDIRECT_CALLS 11039 just like TARGET_NO_SPACE_REGS. 11040 (output_millicode_call): Likewise. 11041 * pa.h (TARGET_FAST_INDIRECT_CALLS): Define. 11042 (TARGET_SWITCHES): Add "fast-indirect-calls". 11043 * pa.md (TARGET_FAST_INDIRECT_CALLS): Treat just like 11044 TARGET_NO_SPACE_REGS in various call/millicode call patterns. 11045 11046 * pa.c (print_operand): Use the right comparison operator 11047 for reversed EQ and NE comparisons. 11048 11049 * pa.h (OUTPUT_MI_THUNK): Define. 11050 11051Wed Aug 14 11:40:49 1996 Michael Meissner <meissner@tiktok.cygnus.com> 11052 11053 * ginclude/va-ppc.h: Add Windows NT support. 11054 * ginclude/{varargs,stdarg}.h: For PowerPC Windows NT, include 11055 va-ppc.h, instead of using the default handling. 11056 11057Tue Aug 13 18:30:10 1996 Ian Lance Taylor <ian@cygnus.com> 11058 11059 * fixincludes: Remove duplicate volatile from sig_atomic_t in AIX 11060 sys/signal.h 11061 11062Tue Aug 13 16:51:37 1996 Jim Wilson <wilson@cygnus.com> 11063 11064 * i960-coff.h (LIB_SPEC): Undef. 11065 11066 * sh.h (PROFILE_BEFORE_PROLOGUE): Define. 11067 11068Tue Aug 13 11:36:02 1996 Michael Meissner <meissner@tiktok.cygnus.com> 11069 11070 * gcc.c (set_spec,process_command): Dump and load the compiler 11071 version number in the specs file. 11072 11073 * rs6000.c (output_toc): Fix last change, so that it doesn't use 11074 an uninitialized variable if -mminimal-toc. 11075 (output_prolog): Increment probe_labelno after last use. 11076 11077 * rs6000/t-ppcgas (MULTILIB_*): Build far fewer multilib 11078 libraries. Build all libraries with -mrelocatable-lib and 11079 -mno-eabi. Build special GNU/Linux and Solaris libraries. 11080 * rs6000/eabi{,aix,le}.h (MULTILIB_DEFAULTS): Adapt to changes in 11081 t-ppcgas. 11082 * rs6000/(linux,sol2,sysv4,sysv4le).h (MULTILIB_DEFAULTS): Likewise. 11083 11084Tue Aug 13 11:36:02 1996 Jeffrey A Law (law@cygnus.com) 11085 11086 * rs6000.c (handle_mac_pragma): Initialize "psize". 11087 11088Mon Aug 12 18:14:35 1996 Jim Wilson <wilson@cygnus.com> 11089 11090 * gcc.c (used_arg): Initialize cnt to zero. 11091 11092Mon Aug 12 14:03:16 1996 Jim Wilson <wilson@cygnus.com> 11093 11094 From Mike Stump: 11095 * sh.c (regno_reg_class): Change entry 23 from NO_REGS to GENERAL_REGS. 11096 (initial_elimination_offset): New variable live_regs_mask. Add 11097 code to handle RETURN_ADDRESS_POINTER_REGNUM. 11098 * sh.h (RAP_REG, RETURN_ADDRESS_POINTER_REGNUM): Define. 11099 (ELIMINABLE_REGS): Add RETURN_ADDRESS_POINTER_REGNUM support. 11100 (RETURN_ADDR_RTX): Define. 11101 (REGISTER_NAMES): Add rap. 11102 11103 * iris5.h (DOLLARS_IN_IDENTIFIERS): Undefine. 11104 11105 * m68kemb.h (LIB_SPEC): Always emit -lc. 11106 11107Mon Aug 12 12:30:25 1996 Michael Meissner <meissner@tiktok.cygnus.com> 11108 11109 * rs6000.c (rs6000_got_register): Test variable 11110 current_function_uses_pic_offset_table to see whether or not a GOT 11111 register has been created already. 11112 11113 * Makefile.in (multilib.h): Move to stamp-mlib. 11114 (stamp-mlib): Use move-if-change to conditionally update 11115 multilib.h. Pass MULTILIB_EXTRA_OPTS to genmultilib. 11116 (STAGESTUFF): Add stamp-mlib. 11117 (mostlyclean): Delete tmp-mlib.h. 11118 11119 * genmultilib: Take fifth argument for options to all multilib builds. 11120 Restructure output so we pass synonym switches and extra arguments 11121 separately, and not exponentially slow down genmultilib. 11122 11123 * gcc.c (toplevel): Rearrange multilib support so we support passing 11124 synonyms separately from normal switches. Add support for passing 11125 additional switches for all multilib builds. Dump and restore value 11126 of MULTILIB_DEFAULTS. 11127 (setspec, process_command, main): Likewise. 11128 (used_arg,default_arg,print_multilib_info): Likewise. 11129 11130Mon Aug 12 07:46:47 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 11131 11132 * expr.c (expand_builtin, case BUILT_IN_SETJMP): Add test 11133 and call for nonlocal_goto_receiver pattern. 11134 * stmt.c (expand_end_bindings): Likewise. 11135 11136 * stmt.c (expand_asm_operands): Fix off-by-one error when 11137 scanning constraints. 11138 11139Sun Aug 11 22:48:02 1996 Jason Merrill <jason@yorick.cygnus.com> 11140 11141 * expr.c (store_expr): Handle COND_EXPR cleanups like expand_expr. 11142 11143Sun Aug 11 22:42:36 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 11144 11145 * optabs.c (expand_abs): When OP0 and TARGET are the same 11146 pseudo register, it is safe to use TARGET. 11147 11148 * local-alloc.c (reg_equiv_replace): New variable. 11149 (update_equiv_regs): Set reg_equiv_replacement for all REG_EQUIV 11150 notes encountered or generated. 11151 11152Sun Aug 11 22:27:14 1996 Scott Christley <scottc@net-community.com> 11153 11154 * objc/hash.c (hash_is_key_in_hash): Function somehow got lost. 11155 11156Sun Aug 11 21:43:15 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 11157 11158 * ginclude/stddef.h (__need_wint_t): Move #undef to right place. 11159 11160Sun Aug 11 17:46:22 1996 J"orn Rennecke <amylaar@cygnus.co.uk> 11161 11162 * c-decl.c (finish_struct): If pedantic, also warn if struct/union 11163 has no named members. 11164 11165Sun Aug 11 17:32:52 1996 Joel Sherrill <joel@OARcorp.com> 11166 11167 * i386/rtems.h: Renamed from i386/i386-rtems.h 11168 * i960/rtems.h: Renamed from i960/i960-rtems.h 11169 * m68k/rtems.h: Renamed from m68k/m68k-rtems.h 11170 * rs6000/rtems.h: Renamed from rs6000/powerpc-rtems.h 11171 * sparc/rtems.h: Renamed from sparc/sparc-rtems.h 11172 * config/t-rtems: New file. 11173 * configure (i386-*-rtems*): Added t-rtems to tmake_file. 11174 Renamed i386/i386-rtems.h to i386/rtems.h. 11175 (i960-*-rtems*): Added t-rtems to tmake_file. 11176 Renamed i960/i960-rtems.h to i960/rtems.h. 11177 Added original tm.h file and dbxcoff.h. 11178 (m68k-*-rtems*): Added t-rtems to tmake_file. 11179 Renamed m68k/m68k-rtems.h to m68k/rtems.h. 11180 (powerpc-*-rtems*): Added t-rtems to tmake_file. 11181 Renamed rs6000/powerpc-rtems.h to rs6000/rtems.h. 11182 (sparc-*-rtems*): Added t-rtems to tmake_file. 11183 Renamed sparc/sparc-rtems.h to sparc/rtems.h. 11184 11185Fri Aug 9 16:05:13 1996 Stan Cox <coxs@dg-rtp.dg.com> 11186 11187 * i386.md: (untyped_call) Avoid SIGFPE. 11188 11189 * i386.c (output_float_compare): Don't try to initialize 11190 aggregate local variable; use assignment statements instead. 11191 11192 * i386.h (RTX_COSTS): rtx_cost should pass two parameters. 11193 11194 * i386/go32.h (ASM_OUTPUT_SECTION_NAME): New. 11195 11196Fri Aug 9 16:00:11 1996 Jim Wilson <wilson@cygnus.com> 11197 11198 * winnt.c (gen_stdcall_suffix): Round parameter size to PARM_BOUNDARY. 11199 11200Thu Aug 8 17:42:35 1996 Michael Meissner <meissner@tiktok.cygnus.com> 11201 11202 * rs6000.c (output_toc): If we are emitting a reference to a 11203 vtable, don't put in the section name, just use the symbol. 11204 11205Wed Aug 7 19:03:36 1996 Jim Wilson <wilson@cygnus.com> 11206 11207 * sh.md (casesi_jump): New pattern. 11208 (casesi): Generate RTL to match it. 11209 11210Wed Aug 7 14:10:07 1996 Jason Merrill <jason@yorick.cygnus.com> 11211 11212 * ginclude/stddef.h (NULL): Use __null for G++. 11213 11214Tue Aug 6 17:37:53 1996 Michael Meissner <meissner@tiktok.cygnus.com> 11215 11216 * rs6000/sysv4.h (STACK_BOUNDARY): Always define as 64. 11217 (ABI_STACK_BOUNDARY): Define as 64/128 based on the -mno-eabi 11218 switch. 11219 11220 * rs6000.c (rs6000_stack_info): Use ABI_STACK_BOUNDARY, not 11221 STACK_BOUNDARY. Define ABI_STACK_BOUNDARY as STACK_BOUNDARY #ifndef. 11222 11223Tue Aug 6 14:29:43 1996 Doug Evans <dje@fallis.cygnus.com> 11224 11225 * gen-protos.c (overrides): New static local. 11226 (add_hash,parse_fn_proto): New static functions. 11227 (main): Add prototypes from SYS_PROTO_OVERRIDES to hash table before 11228 parsing sys-protos.h. Reserve entry 0 in std_protos. 11229 * alpha.h (SYS_PROTO_OVERRIDES): Define. 11230 11231Mon Aug 5 16:53:36 1996 Doug Evans <dje@fallis.cygnus.com> 11232 11233 * sparc/t-splet (MULTILIB_OPTIONS): Add mbroken-saverestore. 11234 (MULTILIB_DIRNAMES): Add brknsave. 11235 11236 * stor-layout.c (layout_record): Correct overflow test for 0 sized 11237 fields. 11238 11239Mon Aug 5 16:12:19 1996 Jim Wilson <wilson@cygnus.com> 11240 11241 * alpha.c (alpha_output_filename): When emitting stabs, don't 11242 disable them if using GNU as. 11243 (alpha_output_lineno): Likewise, when not using GNU as. 11244 11245 * sh.c (arith_reg_operand): Reject SUBREG of an invalid hard reg. 11246 11247 * sparc/lite.h (aoutos.h): Don't include it. 11248 * configure (sparclite-*-aout*): Add aoutos.h to tm_file. 11249 11250Sat Aug 3 23:13:55 1996 Jeffrey A Law (law@cygnus.com) 11251 11252 * combine.c (rtx_equal_for_field_assignment_p): Check for 11253 get_last_value returning (CLOBBER (CONST_INT 0)). 11254 11255Sat Aug 3 20:19:14 1996 Jim Wilson <wilson@cygnus.com> 11256 11257 * i960.md (subsi3+1): Handle case where first operand is constant 11258 but second operand is not. 11259 11260 * m68k/vxm68k.h (WCHAR_TYPE_SIZE): Undef, then define to 16. 11261 11262Fri Aug 2 15:46:19 1996 Jeffrey A Law (law@cygnus.com) 11263 11264 * pa/pa-hpux.h (LINK_SPEC): Don't link in PA1.1 specific 11265 libraries when creating shared libraries. 11266 * pa/pa-hpux9.h, pa/pa-hpux10.h: Likewise. 11267 11268Fri Aug 2 13:36:42 1996 Stan Cox <coxs@dg-rtp.dg.com> 11269 11270 * i386.c (output_float_compare): fcomi should be followed by the 11271 correct conditional jump instead of fcom/pfstsw/and/jne 11272 (override_options): Added -mbranch-cost to set BRANCH_COST. 11273 11274 * i386.md (sgt+1,slt+1,sge+1,sle+1,bgt+1,blt+1,bge+1,ble+1,bleu+4) 11275 Added TARGET_CMOVE check for fcomi. 11276 (movsicc_1+1,movhicc_1+1): Added to handle the general case. 11277 11278 * i386.h (i386_branch_cost, i386_branch_cost_string): Added. 11279 11280Fri Aug 2 11:53:55 1996 Brendan Kehoe <brendan@lisa.cygnus.com> 11281 11282 * sparc/vxsparc.h (CPP_PREDEFINES): Add `-DCPU=SPARC'. 11283 11284Thu Aug 1 23:56:01 1996 Jeffrey A Law (law@cygnus.com) 11285 11286 * pa.h (ASM_OUTPUT_INT): Remove all hacks for exception table. 11287 11288Thu Aug 1 10:08:14 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu> 11289 11290 * m68k.h (RTX_COSTS, case PLUS): Get operand order right. 11291 11292Wed Jul 31 15:06:46 1996 Doug Evans <dje@cygnus.com> 11293 11294 * sparc.md (negtf2,abstf2): Fix v9 case. 11295 11296Wed Jul 31 09:49:25 1996 Jeffrey A Law (law@cygnus.com) 11297 11298 * pa.h (ASM_OUTPUT_INT): Use an 'E%' prefix for items in 11299 the exception table if TARGET_GAS && ! TARGET_PORTABLE_RUNTIME. 11300 11301Tue Jul 30 15:37:31 1996 Jim Wilson <wilson@cygnus.com> 11302 11303 * i386/cygwin32.h (dbxcoff.h): Include. 11304 (DBX_DEBUGGING_INFO, SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): 11305 Move definitions before include of dbxcoff.h. 11306 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_MAIN_SOURCE_FILE_END): Delete. 11307 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_FUNCTION_FIRST): Delete. 11308 11309Tue Jul 30 15:03:53 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu> 11310 11311 * i960.md (eq reg (const_int 0)): New pattern. 11312 11313Tue Jul 30 11:15:44 1996 Jeffrey A Law (law@cygnus.com) 11314 11315 * pa.h (RETURN_ADDR_RTX): Offset is -20 from the frame, not +20! 11316 11317Mon Jul 29 12:16:17 1996 Jeffrey A Law (law@cygnus.com) 11318 11319 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix thinko in last change. 11320 11321Fri Jul 26 18:19:47 1996 Doug Evans <dje@cygnus.com> 11322 11323 * dwarfout.c (output_bound_representation): Fix typo. 11324 11325Thu Jul 25 16:00:10 1996 Mike Stump <mrs@cygnus.com> 11326 11327 * expr.c (do_jump, case TRUTH_ORIF_EXPR): Ensure end of an 11328 exception region comes after its start. 11329 (do_jump, case TRUTH_ANDIF_EXPR): Likewise. 11330 11331Thu Jul 25 13:36:42 1996 Stan Cox <coxs@equinox> 11332 11333 * i386.c (output_float_compare): Added support for Pentium Pro 11334 fcomi instruction which sets EFLAGS instead of FPU Status Word. 11335 11336Wed Jul 24 21:48:08 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 11337 11338 * cse.c (canon_hash, cse_insn): MEM is not unchanging if it is 11339 in the frame (since the temp slot might be reused). 11340 11341Wed Jul 24 17:34:06 1996 J"orn Rennecke (amylaar@cygnus.com) 11342 11343 * sh.md (branch_true, branch_false, inverse_branch_true): Express 11344 tests of the T bit as comparisons against zero, rather than one. 11345 (inverse_branch_false, beq, bne, bgt, blt, ble, bge, bgtu): Likewise. 11346 (bltu, bgeu, bleu, casesi): Likewise. 11347 11348Wed Jul 24 15:58:06 1996 Stan Cox <coxs@dg-rtp.dg.com> 11349 11350 * i386.md: (mov{sf,df,xf}cc{,_1}): New patterns for P6 FP cmove. 11351 * i386.c (put_condition_code, print_operand, output_fp_cc0_set): 11352 Support fcmov suffixes. 11353 11354Wed Jul 24 10:53:38 1996 Jeffrey A Law (law@cygnus.com) 11355 11356 * pa.c (move_operand): Relax "mode" test. Allow scaled 11357 indexed addressing modes. 11358 (output_fp_move_double): Tweak output strings to work with updated 11359 'F' and 'M' output modifiers. 11360 (print_operand): Collapse 'F' and 'M' into a single hunk of code. 11361 For auto-increment modes output "s,ma" and "s,mb". 11362 For scaled indexing modes output "x,s" 11363 For other addresses, output nothing for 'M' and "s" for 'F'. 11364 * pa.h (EXTRA_CONSTRAINT): Don't accept scaled indexed addresses 11365 for 'Q' and 'T'. Do accept scaled indexed addresses for 'R'. 11366 (GO_IF_LEGITIMATE_ADDRESS): Accept scaled indexed addresses 11367 for SFmode and DFmode. 11368 * pa.md: Remove all scaled indexed load patterns. 11369 (movsi patterns): Accept scaled indexed addresses in some 11370 cases. Update output strings for updated 'M' and 'F' output modifiers. 11371 (movhi, movqi, movsf, movdf, movdi patterns): Likewise. 11372 11373Tue Jul 23 23:10:41 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 11374 11375 * tree.h (struct tree_int_cst): Add field for TREE_CST_RTL. 11376 * varasm.c (decode_addr_const, output_constant_def): AllowINTEGER_CST. 11377 11378Tue Jul 23 16:42:09 1996 Jim Wilson <wilson@cygnus.com> 11379 11380 * sh.c (reg_unused_after): Handle JUMP_INSN inside a sequence. 11381 11382Tue Jul 23 16:33:25 1996 Mike Stump <mrs@cygnus.com> 11383 11384 * Make exception handling work better when optimizations are on. 11385 * except.c, except.h: New files. 11386 * Makefile.in (OBJS): Add except.o. 11387 (except.o): Add. 11388 (stmt.o, final.o): Add except.h. 11389 * rtl.c (note_insn_name): Add NOTE_INSN_EH_REGION_{BEG,END}. 11390 * rtl.h: Likewise. 11391 * arm.h (MASK_RETURN_ADDR): Define. 11392 * pa.h (MASK_RETURN_ADDR, RETURN_ADDR_RTX): New macros. 11393 * sparc.h (DOESNT_NEED_UNWINDER): Define if not doing a flat function. 11394 * mips.h (RETURN_ADDR_RTX): Improve. 11395 * vax.h (RETURN_ADDR_RTX): Improve. 11396 * toplev.c (rest_of_compilation): Use find_handler_labels. 11397 (main, interim_eh{,_hook}): Remove interim_eh_hook support. 11398 (flag_exceptions): New flag; also add to table. 11399 (compile_file): Emit the exception table in the backend now. 11400 * final.c (final_scan_insn): Support ASM_OUTPUT_EH_REGION_{BEG,END}. 11401 (final_scan_insn): Redo handler labels, implement 11402 NOTE_INSN_EH_REGION_BEG and NOTE_INSN_EH_REGION_END and use them 11403 instead of CODE_LABELs. 11404 (final): Add call to check_handler_labels. 11405 * libgcc2.c (L_eh): Add support for EH_TABLE_LOOKUP. 11406 * sparc.md (return): Add a reference to the return address register. 11407 * flow.c (find_basic_blocks): Add support for handler_labels. 11408 * loop.c (find_and_verify_loops): Likewise. 11409 * jump.c (jump_optimize): Likewise. 11410 Add call to check_handler_labels. Add call to exception_optimize. 11411 * sched.c (sched_analyze): Smuggle exception region notes around. 11412 (unlink_notes, reemit_notes, schedule_block): Likewise. 11413 (sched_analyze): Add extra element since we remove two at a time. 11414 * integrate.c (save_for_inline_copying): Add support for exception 11415 regions. 11416 (expand_inline_function): Likewise. 11417 (function_cannot_inline_p): Don't inline functions that have EH 11418 regions before NOTE_INSN_FUNCTION_BEG. 11419 (finish_inline): Use FIRST_FUNCTION_INSN, not NEXT_INSN. 11420 * function.c (expand_start_all_catch): New function. 11421 * function.h: Add exception handling support information. 11422 * expr.c (expand_expr, {defer,expand}_cleanups_to, do_jump): Transform 11423 interim_eh_hook into calls to expand_ehregion_{start,end}. 11424 * stmt.c (expand_{decl_cleanup,cleanups}): Likewise. 11425 (init_stmt_for_function): Call init_eh. 11426 (save_stmt_status): Call save_eh_status. 11427 (restore_stmt_status): Call restore_eh_status. 11428 * expr.h (throw_libfunc): Add. 11429 * optabs.c (throw_libfunc): Initialize. 11430 * print-rtl.c (print_rtx): Add support for exception regions. 11431 * rs6000.c (EXCEPTION_SECTION): Define. 11432 * output.h (exception_section): Declare. 11433 * varasm.c (exception_section): Define. 11434 * i386.c, i960.c, rs6000.c: Include except.h for function.h. 11435 * c-pragma.c, emit-rtl.c, expr.c, final.c, flow.c: Include except.h. 11436 * function.c, integrate.c, jump.c, loop.c, objc-act.c: Likewise. 11437 * stmt.c, stor-layout.c, toplev.c, tree.c, varasm.c: Likewise. 11438 11439Tue Jul 23 12:32:54 1996 Michael Meissner <meissner@tiktok.cygnus.com> 11440 11441 * rs6000.c (rs6000_replace_regno): Set pic_offset_table_rtx so 11442 that other phases will use the PIC register instead of the 11443 placeholder. 11444 11445 * rs6000.md (movsi_got*): Eliminate -fPIC code, keep -fpic code. 11446 (movsi): Only call movsi_got if -fpic, not -fPIC. 11447 11448 * sysv4.h (OVERRIDE_OPTIONS): Improve error messages. Always set 11449 -msdata=data by default, even if -fpic/-fPIC/-mrelocatable. Treat 11450 -fPIC the same as -mrelocatable-lib and vica versa. 11451 11452 * t-ppcgas: (MULTILIB_*): Use -mreloctable-lib, instead of 11453 -mrelocatable. Map Solaris into mcall-sysv-noeabi case. Build 11454 -mrelocatable-lib libraries under non-eabi case. When linking, if 11455 -fpic, -fPIC, or -shared, link in the -mrelocatable-lib libraries. 11456 11457Mon Jul 22 19:34:20 1996 Jim Wilson <wilson@cygnus.com> 11458 11459 * iris6.h (ASM_SPEC): Change {% to %{. 11460 11461 * dwarf2out.c (output_call_frame_info): Change FDE CIE offset to 11462 be section name rather than 0. 11463 (gen_subprogram_die): Only emit DW_AT_external if origin is NULL. 11464 Only call equate_decl_number_to_die if origin is NULL. 11465 (dwarfout_begin_function): In code that computes offset of frame 11466 pointer, change 4 to UNITS_PER_WORD. 11467 11468 * combine.c (undo_all): Clear previous_undos field. 11469 11470Mon Jul 22 19:10:45 1996 Ian Lance Taylor <ian@cygnus.com> 11471 11472 * configure: Don't change target_alias to target in Makefile. 11473 11474Sat Jul 20 09:28:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 11475 11476 * dwarfout.c (output_bound_representation): Treat default case 11477 as variable bounds, then look inside for SAVE_EXPR. 11478 11479 * mips.h (INITIALIZE_TRAMPOLINE): Use `_flush_cache'; flush data 11480 cache too. 11481 11482Sat Jul 20 09:24:13 1996 Marco Walther (Marco.Walther@mch.sni.de). 11483 11484 * configure (mips-sni-sysv4): New target. 11485 * mips/sni-gas.h, mips/sni-svr4.h, mips/x-sni-svr4: New files. 11486 11487Fri Jul 19 17:44:13 1996 Stan Coxs <coxs@dg-rtp.dg.com> 11488 11489 * i386.md: (leave): Clobbers esp and ebp. 11490 11491 * i386.h: (TARGET_USE_Q_REG): Support inline strlen on PentiumPro 11492 11493Fri Jul 19 15:56:18 1996 Ian Lance Taylor <ian@cygnus.com> 11494 11495 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add m5200. 11496 (MULTILIB_EXCEPTIONS): Define. 11497 * m68k/lb1sf68.asm: Add MCF5200 support. 11498 * m68k.md (adddi_sexthishl32): Set condition to !TARGET_5200. 11499 (subdi_sexthishl32, ashrdi3, ashrhi3): Likewise. 11500 (negdi2): Change into define_expand. 11501 (negdi2_internal): Rename from old negdi2; condition now !TARGET_5200. 11502 (negdi2_5200): New insn. 11503 * m68k.c (output_function_prologue): Don't use add.w if TARGET_5200. 11504 (output_function_epilogue): Likewise. 11505 11506 * m68k.md (movqi): Remove complex cases which move between address reg 11507 and memory; rely on secondary reloads instead. 11508 11509Fri Jul 19 12:22:50 1996 Brendan Kehoe <brendan@lisa.cygnus.com> 11510 11511 * fixproto (std_files): Add utime.h. 11512 11513Fri Jul 19 10:59:46 1996 Jeffrey A Law (law@cygnus.com) 11514 11515 * m68k/m68kemb.h: Remove '\' at EOF. 11516 11517Fri Jul 19 09:59:00 1996 Joel Sherrill <joel@OARcorp.com> 11518 11519 * m68k/coff.h (STARTFILE_SPEC): Add #undef before definition. 11520 11521Fri Jul 19 09:44:45 1996 J.T. Conklin <jtc@rtl.cygnus.com> 11522 11523 * m68k.h (LEGITIMATE_INDEX_P): Coldfire does not have scale 11524 by 8 addressing modes. 11525 11526 * m68k-none.h: Use MASK_* macros instead of explicit constants. 11527 11528Fri Jul 19 09:08:53 1996 Philippe De Muyter <phdm@info.ucl.ac.be> 11529 11530 * m68k.md (negdi2): Undo last change: don't apply neg to address regs. 11531 11532Fri Jul 19 09:03:01 1996 Robert Wilhelm (rwilhelm@Physik.TU-Muenchen.DE) 11533 11534 * toplev.c (main): Correct typo in error message. 11535 11536Thu Jul 18 20:29:33 1996 Jim Wilson <wilson@cygnus.com> 11537 11538 * Makefile.in (OBJS): Add dwarf2out.o. 11539 (dwarf2out.o): New rule. 11540 * dwarf2.h, dwarf2out.c: New files. 11541 * dwarfout.c: Check DWARF_VERSION macro. 11542 11543 * mips/iris6.h (DWARF_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): 11544 Move after header files are included. 11545 (iris5.h): Include instead of iris5gas.h. 11546 (MACHINE_TYPE): Change 5.x to 6.x. 11547 (DEBUG_SECTION, LINE_SECTION): Add debug_ to name, fix attributes. 11548 (SFNAMES_SECTION, SRCINFO_SECTION, MACINFO_SECTION, PUBNAMES_SECTION, 11549 ARANGES_SECTION): Fix attributes. 11550 (DWARF_VERSION, MIPS_DEBUGGING_INFO, ASM_DECLARE_FUNCTION_NAME, 11551 ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED, 11552 FRAME_SECTION, ABBREV_SECTION): Define. 11553 (DBX_DEBUGGING_INFO, SDB_DEBUGGING_INFO, MIPS_DEBUGGING_INFO, 11554 DWARF_DEBUGGING_INFO, PREFERRED_DEBUGGING_INFO): Delete undefs at 11555 end of file. 11556 * mips.c (function_{pro,epi}logue): Use FUNCTION_NAME_ALREADY_DECLARED. 11557 11558Thu Jul 18 19:24:19 1996 David Mosberger-Tang <davidm@azstarnet.com> 11559 11560 * alpha/elf.h (INT_ASM_OP): Change from ".long" to ".quad". 11561 11562Thu Jul 18 19:20:58 1996 Ulrich Drepper <drepper@myware.rz.uni-karlsruhe.de> 11563 11564 * stddef.h: Undefine __need_wint_t. 11565 11566Thu Jul 18 19:06:35 1996 J.T. Conklin <jtc@hippo.cygnus.com> 11567 11568 * longlong.h (mc680x0): Define umul_ppmm, udiv_qrnnd, sdiv_qrnnd 11569 for the '020, '030, '040, and '332. Define count_leading_zeros 11570 for the '020, '030, '040, and '060. 11571 11572 * m68k.md: Add TARGET_5200 to conditions which determine whether 11573 the extbl instruction is emitted. 11574 (mulsi3): Enable pattern with TARGET_5200. 11575 11576 * m68k.md (add patterns): Don't use two addqw instructions when 11577 adding small (8 < N <= 16) integers to address registers on 68040. 11578 11579Thu Jul 18 18:06:15 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 11580 11581 * configure: Write target_alias in Makefile. 11582 (i[3456]86-*-sco3.2v4*): Set truncate_target. 11583 * Makefile.in (target_alias): New and used for all current uses 11584 of `target'. 11585 11586Thu Jul 18 17:46:02 1996 Dave Love <d.love@dl.ac.uk> 11587 11588 * gcc.c (default_compilers): Extra Fortran extensions. 11589 11590Wed Jul 17 10:28:10 1996 Torbjorn Granlund <tege@spiff.gnu.ai.mit.edu> 11591 11592 * expmed.c (expand_mult_highpart): Revert last change. 11593 11594Tue Jul 16 12:51:59 1996 Doug Evans <dje@cygnus.com> 11595 11596 * sparc/sparc-rtems.h: #include "sparc/sparc-aout.h" -> sparc/aout.h. 11597 11598Mon Jul 15 14:42:06 1996 Jim Wilson <wilson@cygnus.com> 11599 11600 * mips/iris6.h (LINK_SPEC): Add -woff 84. 11601 11602Fri Jul 12 17:34:01 1996 Michael Meissner <meissner@tiktok.cygnus.com> 11603 11604 * rs6000/eabi.asm (__eabi): Convert pointers in the Global Offset 11605 Table if -mrelocatable. Move loops into separate subroutines for 11606 ease of debugging. Reorganize code somewhat. 11607 11608 * rs6000/rs6000.c (small_data_operand): Allow small data under 11609 Solaris. 11610 11611 * rs6000/sol-c0.c (_start): Initialize r13 to point to the small 11612 data operand. 11613 11614 * rs6000/sol-c{i,n}.asm (_init, _fini): Enable shared library 11615 support. 11616 11617 * rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Default to 11618 -msdata=data, even if -fpic or -mrelocatable. Allow -mrelocatable 11619 and -mno-eabi. 11620 (CPP_SYSV_SPEC): If -fpic, define __PIC__ and __pic__ to 1. If 11621 -fPIC, define them to 2. 11622 (CPP_ENDIAN_SPEC): Push definition of macros for specific endian 11623 targets to new specs. 11624 (CPP_ENDIAN_DEFAULT_SPEC): Define to use CPP_ENDIAN_BIG_SPEC. 11625 (CPP_ENDIAN_{LITTLE,BIG,SOLARIS}_SPEC): New specs for little 11626 endian mode, big endian mode, and Solaris, which can't define 11627 _LITTLE_ENDIAN. Define __LITTLE_ENDIAN__ in all cases for little 11628 endian systems. Define __BIG_ENDIAN__ in all cases for big endian 11629 systems. 11630 (SUBTARGET_EXTRA_SPECS): Add new specs. 11631 11632 * rs6000/{eabile,sysv4le}.h (CPP_ENDIAN_DEFAULT_SPEC): Define to 11633 use CPP_ENDIAN_LITTLE_SPEC. 11634 11635 * rs6000/sol2.h (CPP_ENDIAN_LITTLE_SPEC): Define as 11636 CPP_ENDIAN_SOLARIS_SPEC so that _LITTLE_ENDIAN is not define. 11637 11638Fri Jul 12 17:34:01 1996 David Edelsohn <edelsohn@mhpcc.edu> 11639 11640 * rs6000.c (function_arg): Add IBM AIX XL compiler broken FP arg 11641 passing compatibility mode. 11642 * rs6000.h (TARGET_XL_CALL): Define default. 11643 * aix3newas.h (TARGET_XL_CALL, SUBTARGET_SWITCHES): Define. 11644 * aix41.h (TARGET_XL_CALL, SUBTARGET_SWITCHES): Define. 11645 11646Fri Jul 12 15:04:43 1996 Doug Evans <dje@cygnus.com> 11647 11648 * arm.h (ASM_OUTPUT_MI_THUNK): Handle fns returning structures. 11649 11650 * ptx4.h ({ASM,LINK}_SPEC): %{V} %{v:%{!V:-V}} -> %{v:-V}. 11651 * svr4.h ({ASM,LINK}_SPEC): Likewise. 11652 * dsp16xx/dsp16xx.h ({ASM,LINK}_SPEC): Likewise. 11653 * i386/dgux.h (LINK_SPEC): Likewise. 11654 * i386/sol2.h (LINK_SPEC): Likewise. 11655 * m88k/dgux.h ({LINK,ASM_CPU}_SPEC): Likewise. 11656 * sparc/sol2.h ({ASM,LINK}_SPEC): Likewise. 11657 * sparc/sp64-elf.h ({ASM,LINK}_SPEC): Likewise. 11658 * sparc/sysv4.h (ASM_SPEC): Likewise. 11659 11660Thu Jul 11 17:29:33 1996 Michael Meissner <meissner@tiktok.cygnus.com> 11661 11662 * rs6000.h (GOT_TOC_REGNUM): New macro for r2, which is used as a 11663 marker for the GOT/TOC register to be allocated later. 11664 (MACHINE_DEPENDENT_REORG): Call rs6000_reorg. 11665 (rs6000_reorg): Add declaration. 11666 11667 * rs6000.c (rs6000_got_register): Return REG 2, not a pseudo 11668 register in order to work with inlined functions. 11669 (rs6000_replace_regno): New function to replace a register with a 11670 new pseudo register. 11671 (rs6000_finalize_pic): Loop through all insns, replacing any 11672 GOT_TOC_REGNUM registers with new pseudo register, and adding 11673 initialization of GOT register if it was created. 11674 (rs6000_reorg): New function to check whether the GOT_TOC register 11675 marker was removed. 11676 11677Thu Jul 11 10:12:50 1996 Jeffrey A Law (law@cygnus.com) 11678 11679 * h8300.h (OK_FOR_U): If generating H8S code, accept 11680 SYMBOL_REF and SYMBOL_REF + CONST_INT. 11681 11682 * h8300.c ({shift,rotate}_one): Emit tabs between opcode and 11683 operands to be consistent with the rest of the compiler. 11684 (shift_two, rotate_two): Define. 11685 (get_shift_alg): Accept new argument "assembler2_p" for 11686 rotate/shift by two insns. All callers changed. Rework 11687 to generate more efficient code on the H8/300, H8/300H, and H8S. 11688 Try to simplify somewhat. 11689 (emit_a_shift): Use shift-by-two insns when they're available. 11690 Emit tabs between opcode and operands to be consistent with 11691 the rest of the compiler. 11692 11693Wed Jul 10 19:32:17 1996 Jim Wilson <wilson@cygnus.com> 11694 11695 * mips/iris6.h (ASM_SPEC): Correct typos in Jun 18 change. 11696 11697Wed Jul 10 18:56:38 1996 Ian Lance Taylor <ian@cygnus.com> 11698 11699 * sh.c (machine_dependent_reorg): When looking for instruction that 11700 sets register in LOG_LINKS, skip link if REG_NOTE_KIND is not zero. 11701 11702Wed Jul 10 15:02:18 1996 Michael Meissner <meissner@tiktok.cygnus.com> 11703 11704 * rs6000.c (rs6000_got_register): New function to return a pseudo 11705 register to hold the pic register. Abort if reload is in progress 11706 or done. 11707 (num_insns_constant): Allow SFmode and DFmode. 11708 11709 * rs6000.h (CONST_DOUBLE_OK_FOR_LETTER_P): Redo 'G' so that it 11710 means a constant that takes exactly two insns. 11711 (rs6000_got_register): Add declaration. 11712 11713 * rs6000.md (movsi_got): Move setup of pic register to 11714 rs6000_got_register. 11715 (movsf): If -msoft-float, don't force constants to memory. 11716 (mov{sf,df} insns): If soft floating point, allow any constant to 11717 be loaded. Add define_splits that allow the 604 to use both 11718 integer units for loading constants. Make sure insn length is 11719 correct. 11720 11721Tue Jul 9 17:05:10 1996 Michael Meissner <meissner@tiktok.cygnus.com> 11722 11723 * rs6000.c (easy_fp_constant): All FP constants are considered 11724 hard for -fpic and hardware floating point, so that the GOT 11725 register is created. 11726 11727Tue Jul 9 15:21:27 1996 Jim Wilson <wilson@cygnus.com> 11728 11729 * x-iris6 (FIXPROTO_DEFINES): Add -D_SGI_SOURCE. 11730 11731Mon Jul 8 18:00:33 1996 Jim Wilson <wilson@cygnus.com> 11732 11733 * sh.h (enum reg_class): Add new class GENERAL_FP_REGS. 11734 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise. 11735 11736 * cse.c (note_mem_written): Varying structure memory access with 11737 AND address can alias scalars. 11738 * sched.c ({true,anti,output}_dependence): Likewise. 11739 11740 * sh.c (calc_live_regs): For pragma_interrupt case, exclude call 11741 clobbered regs that are fixed, explicitly add MACH_REG and MACL_REG. 11742 11743 * calls.c (expand_call): For assign_stack_temp call in PARALLEL case, 11744 get mode from type instead of using BLKmode. 11745 * function.c (aggregate_value_p): If hard_function_value returns 11746 a non-REG, then return 0. 11747 11748 * mips.c (function_arg): Add explicit checks for FIELD_DECLs. 11749 (mips_function_value): Add explicit checks for FIELD_DECLs, and save 11750 them in the array FIELDS. When returning structure with 1 float field, 11751 enclose it in a PARALLEL and set the PARALLEL mode correctly. 11752 * mips.md (call_value): Call gen_call_value_multiple_internal0 11753 only if there are multiple return values. Strip the PARALLEL off 11754 if there there is only one return value. 11755 11756Mon Jul 8 16:27:33 1996 Jeffrey A. Law <law@cygnus.com> 11757 11758 * First cut at support for the H8S. 11759 * h8300.c (h8300_init_once): Handle the H8S (treat it 11760 like the H8/300H). 11761 (dosize, adds_subs_operand, one_insn_adds_subs_operand): Likewise. 11762 (output_adds_subs, const_costs, print_operand): Likewise. 11763 (output_simode_bld, h8300_adjust_insn_length): Likewise. 11764 (push_order, pop_order): Reverse. 11765 (function_prologue): Try to use ldm.l and stm.l insns 11766 on the H8S. Minor cleanups. 11767 (function_epilogue): Likewise. 11768 (asm_file_start): Emit ".h8300s" when compiling for the H8S. 11769 * h8300/h8300.h (CPP_SPEC): Handle the H8S. 11770 (TARGET_H8300S): New target. 11771 (TARGET_SWITCHES): Add "-ms" and "-mno-s". 11772 (BITS_PER_WORD): Handle the H8S (treat it like the H8/300H). 11773 (UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY): Likewise. 11774 (BIGGEST_ALIGNMENT, BIGGEST_FIELD_ALIGNMENT): Likewise. 11775 (INITIALIZE_TRAMPOLINE, MOVE_MAX, Pmode): Likewise. 11776 * h8300.md: Handle H8S just like H8/300H 11777 throughout the entire file. 11778 * t-h8300 (MULTILIB_OPTIONS): Build "-ms" libraries too. 11779 (MULTILIB_DIRNAMES): Put H8S libraries in "h8300s" directory. 11780 * h8300/lib1funcs.asm: Emit ".h8300s" pseudo-op when generating 11781 h8300s object files. Otherwise treat the H8S just like the H8/300H. 11782 * ginclude/stdarg.h: Handle the H8S. 11783 * ginclude/varargs.h: Likewise. 11784 11785Mon Jul 8 14:50:58 1996 Doug Evans <dje@cygnus.com> 11786 11787 * sparc/sol2.h (LINK_SPEC): Don't pass `-z text' if 11788 -shared -mimpure-text. 11789 11790Sun Jul 7 18:03:46 1996 Torbjorn Granlund <tege@noisy.tmg.se> 11791 11792 * m68k/lb1sf68.asm (__udivsi3): Use faster tstw instead of btst. 11793 11794Thu Jul 4 11:44:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 11795 11796 * expr.c (get_inner_reference): Delete using alternate mode for 11797 bitfield; we don't make bitfields anymore if not needed. 11798 11799Wed Jul 3 18:23:17 1996 Stephen L Moshier (moshier@world.std.com) 11800 11801 * c-common.c (record_function_format): Define as static. 11802 11803 * collect2.c (at SUNOS4_SHARED_LIBRARIES): Fix reference to unistd.h. 11804 11805Wed Jul 3 17:35:20 1996 Gavin Koch <gavin@cygnus.com> 11806 11807 * c-typeck.c (default_conversion): Add bitfield promotions. 11808 11809Wed Jul 3 17:09:22 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 11810 11811 * gcc.c (default_compilers): Add null entries for languages we 11812 heard of. 11813 (main): If found one of those entries, say compiler not installed. 11814 11815Wed Jul 3 12:52:53 1996 Jeffrey A. Law <law@cygnus.com> 11816 11817 * pa.c (fmpy_operands): Define. 11818 (combinable_{fmpy,add,fsub}): New function. 11819 * pa.md (parallel_addb, parallel_movb): New patterns. 11820 (fmpyadd, fmpysub): New patterns. 11821 11822 * pa.c (fmpy{add,sub}operands): Tighten checks. Allow SFmode. 11823 11824Tue Jul 2 18:57:15 1996 Jeffrey A. Law <law@cygnus.com> 11825 11826 * pa.c (ireg_or_int5_operand): New function. 11827 (output_parallel_movb, output_parallel_addb): Likewise. 11828 (combinable_copy, combinable_add, following_call): Likewise. 11829 (pa_adjust_insn_length): Handle parallel unconditional branches. 11830 (output_movb): Handle case were destination is %sar. 11831 * pa.h: Declare new functions. 11832 * pa.md (parallel_branch): New "type" attribute. 11833 (delay slot descriptions): Don't allow "parallel_branches" in 11834 delay slots. Fill "parallel_branches" like "branch" insns. 11835 (movb patterns): Handle %sar as destination register. 11836 11837 * expr.c (compare): If function pointers need canonicalization 11838 before comparisons, canonicalize them. 11839 (do_store_flag): Do not use an sCC insn for a function pointer 11840 comparison if function pointers need canonicalization before 11841 comparing. 11842 11843Tue Jul 2 17:56:37 1996 Michael Meissner <meissner@tiktok.cygnus.com> 11844 11845 * rs6000/sysv4.h ({START,END}FILE_LINUX_SPEC): If -mnewlib is not 11846 used, use the crtbegin/crtend that 2.7.2 used. 11847 11848Sat Jun 29 07:10:02 1996 Michael Meissner <meissner@tiktok.cygnus.com> 11849 11850 * rs6000.h (INIT_EXPANDERS): Define, call rs6000_init_expanders. 11851 (RS6000_VARARGS_OFFSET): fpmem area no longer next to outgoing 11852 argument area. 11853 (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Likewise. 11854 (frame_pointer_needed): Add external declaration. 11855 (rs6000_{save,restore}_machine_status): Ditto. 11856 (rs6000_init_expanders): Likewise. 11857 11858 * rs6000.c (rs6000_{save,restore}_machine_status): New functions 11859 to save and restore the globals needed on a per function basis. 11860 (rs6000_init_expanders): Initialize globals needed on a per 11861 function basis, and set up so the above save/restore functions are 11862 called when processing nested functions. 11863 (output_epilog): Don't initialize per function globals here. 11864 (rs6000_stack_info): Change where fpmem save area is to below local 11865 variables, and not just below the outgoing argument area. 11866 11867 * rs6000.md (floatsidf2*, fix_truncdfsi2*): Rewrite conversion 11868 routines to track new location of the fpmem save area. Allocate a 11869 new base register temp for the routines in case the stack frame is 11870 more than 32k in size. 11871 11872Sat Jun 29 05:44:37 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 11873 11874 * explow.c (convert_memory_address, case PLUS): Fix error in 11875 last change. 11876 11877Fri Jun 28 23:30:48 1996 Jeffrey A. Law <law@cygnus.com> 11878 11879 * reload1.c (choose_reload_regs): Properly mark spill registers 11880 as in use for inherited reloads. 11881 11882Fri Jun 28 18:37:20 1996 Stephen L Moshier <moshier@world.std.com> 11883 11884 * objc/sarray.c (ifdef __alpha__): Don't declare `free'. 11885 * objc/thr-decosf1.c (objc_thread_id): Use pthread_getunique_np 11886 to obtain a thread ID value. 11887 (objc_mutex_allocate): Cast mutex->owner to _objc_thread_t. 11888 (objc_mutex_{deallocate,unlock}): Likewise. 11889 (objc_mutex_{try,un,}lock): Declare thread_id as _objc_thread_t. 11890 11891 * real.c (asctoeg): `0.0eX' is zero, regardless of the exponent X. 11892 11893Fri Jun 28 18:33:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 11894 11895 * vax.md (rotl): Remove extraneous `$'. 11896 11897 * combine.c (previous_num_undos): Deleted variable. 11898 (MAX_UNDO): Deleted macro. 11899 (struct undo): New field, next. 11900 (struct undobuf): Deleted num_undos and undo. 11901 New fields undos, frees, and previous_undos. 11902 (SUBST, SUBST_INT): Rework to allocate memory and chain undo entries. 11903 (combine_instructions): Initialize undobuf.{undos,previous_undos}, 11904 not undobuf.num_undo and previous_num_undos. 11905 (try_combine): Likewise. 11906 (undo_all, gen_rtx_combine): Rework to use new data structures. 11907 11908Fri Jun 28 16:48:25 1996 Scott Christley <scottc@net-community.com> 11909 11910 * objc/sendmsg.c (__objc_block_forward): New function. 11911 (get_imp, objc_msg_lookup): Use different forwarding function 11912 when the returning a floating point value. 11913 11914Fri Jun 28 16:25:25 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 11915 11916 * configure: Allow multiple makefile frags. 11917 (i[3456]86-*-linux*oldld*): Add i386/t-crtstuff as target frag. 11918 (i[3456]86-*-linux*aout*, i[3456]86-*-linux*): Likewise. 11919 (m68k-*-linux*aout*): Add t-linux-aout as target frag. 11920 (m68k-*-linux*): Add t-linux as target frag. 11921 * Makefile.in (Makefile): xmake_file and tmake_file now already 11922 contain the $(srcdir)/config prefix. 11923 11924 * config/t-linux (BOOT_CFLAGS): Removed, no longer necessary. 11925 (CRTSTUFF_T_CFLAGS): Don't define. 11926 (CRTSTUFF_T_CFLAGS_S): Define this instead. 11927 * config/t-linux-aout (BOOT_CFLAGS): Removed. 11928 * m68k/t-linux: Remove variables now in t-linux. 11929 11930Fri Jun 28 15:06:05 1996 John F. Carr <jfc@mit.edu> 11931 11932 * alpha.c (alpha_emit_conditional_move): Emit correct code when 11933 incoming comparison code is NE. 11934 11935Fri Jun 28 14:35:45 1996 J.T. Conklin <jtc@hippo.cygnus.com> 11936 11937 * c-decl.c (init_decl_processing): Register __builtin_memset 11938 and memset as builtin functions. 11939 * expr.c (expand_builtin, case BUILTIN_MEMSET): Open code memset 11940 where val == 0. 11941 11942Fri Jun 28 14:10:03 1996 Richard Henderson <rth@tamu.edu> 11943 11944 * alpha/linux.h (FUNCTION_PROFILER): _mcount has non-standard linkage. 11945 * alpha/elf.h (LINK_SPEC): Bring emulation name into sync 11946 with Cygnus snapshot. 11947 11948 * alpha.h ({MASK,TARGET}_BUILD_CONSTANTS): New macros. 11949 (TARGET_SWITCHES): New target option build-constants. 11950 * alpha.c (alpha_emit_set_long_const): New function. 11951 * alpha.md (movdi): Call it. 11952 * expmed.c (expand_mult_highpart): Use op1 not wide_op1 in 11953 expansion of mul_highpart. 11954 11955 * alpha.c (output_{pro,epi}log): Flag_inhibit_size_directive 11956 should supress .ent, .end, and accompanying directives. 11957 (alpha_output_lineno): Fix polarity on GAS test. 11958 * alpha.h (NO_DBX_FUNCTION_END): New macro. 11959 * dbxout.c (dbxout_function): Respect NO_DBX_FUNCTION_END. 11960 * alpha/elf.h: New file. 11961 * alpha/linux.h (INITIALIZE_TRAMPOLINE): New definition. 11962 * alpha/xm-linux.h (HAVE_STRERROR): Define. 11963 * configure (alpha*-linux*ecoff*): New target, was alpha-*-linux*. 11964 (alpha-*-linux*): Use elf.h. 11965 * crtstuff.c (init_dummy): Only i386-linux (at most) 11966 needs ___brk_addr hack. 11967 11968Thu Jun 27 20:23:30 1996 Jon Buller (jonb@metronet.com) 11969 11970 * ns32k.c (split_di): New; from i386.c. 11971 * ns32k.md (adddi3, subdi3, negdi3): New patterns. 11972 11973Thu Jun 27 19:42:50 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 11974 11975 * combine.c (force_to_mode, case NE): Fix typo and logical error. 11976 (simplify_comparison): Don't swap args if op1 is CONST_INT. 11977 11978Thu Jun 27 18:49:35 1996 Jim Wilson <wilson@cygnus.com> 11979 11980 * expmed.c (extract_bit_field): Check TRULY_NOOP_TRUNCATION before 11981 making a SUBREG of a REG. 11982 11983Thu Jun 27 11:03:59 1996 Ian Lance Taylor <ian@cygnus.com> 11984 11985 * mips.h (CC1_SPEC): Put spaces between the -mips* cases. 11986 * mips/osfrose.h (CC1_SPEC): Likewise. 11987 11988 * sh.c (output_branch): Don't call ADJUST_INSN_LENGTH if insn is 11989 inside sequence. 11990 11991Wed Jun 26 19:09:43 1996 Jeffrey A. Law <law@cygnus.com> 11992 11993 * pa.h (CMP_PSI): Delete. 11994 (FUNCTION_POINTER_COMPARISON_MODE): Likewise. 11995 * pa.md (cmppsi): Delete expander. 11996 (canonicalize_funcptr_for_compare): Renamed from plabel_dereference, 11997 turned into an expander + anonymous pattern. 11998 11999Tue Jun 25 22:36:11 1996 Doug Evans <dje@seba.cygnus.com> 12000 12001 * gcc.c (PEXECUTE_VERBOSE): Define. 12002 (execute): Pass PEXECUTE_VERBOSE to pexecute if -v. 12003 12004Tue Jun 25 12:23:54 1996 Michael Meissner <meissner@tiktok.cygnus.com> 12005 12006 * rs6000.h (FINALIZE_PIC): Define to call rs6000_finalize_pic. 12007 (rs6000_finalize_pic): Add declaration. 12008 (svr4_traceback): Delete unused declaration. 12009 12010 * rs6000.md (movsi_got): Don't emit gen_init_v4_pic insn. 12011 (V.4 call insns): Do not use @plt for PIC calls. 12012 12013 * rs6000.c (print_operand_address): Handle LABEL_REF just like 12014 SYMBOL_REF. 12015 (rs6000_finalize_pic): Define, emit the gen_init_v4_pic insn 12016 before all other insns if needed for V.4 PIC calls. 12017 12018 * eabi-ci.asm (_GLOBAL_OFFSET_TABLE_): Do not provide a default 12019 definition, since it interferes with the linker generated version. 12020 12021Tue Jun 25 01:17:50 1996 Jeffrey A. Law <law@cygnsu.com> 12022 12023 * h8300.c (function_prologue): Update "monitor" prologues. 12024 (function_epilogue): Similarly. 12025 12026 * pa.h (PARSE_LDD_OUTPUT): Handle dynamic libraries that are 12027 loaded "statically". 12028 12029Mon Jun 24 19:48:36 1996 Joel Sherrill <joel@merlin.gcs.redstone.army.mil> 12030 12031 * configure ({i386,i960,m68k,powerpc,sparc}-rtems): New targets. 12032 * i386/go32-rtems.h, i386/i386-rtems.h: New files. 12033 * i960/i960-rtems.h: New file. 12034 * m68k/m68k-rtems.h: New file. 12035 * rs6000/powerpc-rtems.h: New file. 12036 * sparc/sparc-rtems.h: New file. 12037 12038Mon Jun 24 23:09:22 1996 Paul Eggert <eggert@twinsun.com> 12039 12040 * cccp.c: (create_definition): Diagnose `#define #' only once. 12041 12042Mon Jun 24 11:42:58 1996 Jim Wilson <wilson@cygnus.com> 12043 12044 * i386/cygwin32.h, rs6000/cygwin32.h (CPP_PREDEFINES): For consistency, 12045 change to define WIN32, WINNT, and CYGWIN32. 12046 12047Mon Jun 24 10:46:50 1996 Michael Meissner <meissner@tiktok.cygnus.com> 12048 12049 * rs6000.md (floatsidf2*): Move the xor of the argument into the 12050 define_insn, since it confuses inline function expands. 12051 12052Fri Jun 21 20:40:17 1996 Jim Wilson <wilson@cygnus.com> 12053 12054 * mips.md (call_internal1, call_value_internal1): Delete obsolete code. 12055 (call_internal2, call_value_internal2, call_value_multiple_internal2): 12056 Delete obsolete code. Explicitly load SYMBOL_REF into register. 12057 (call_value): Change Pmode to SImode in gen_call_value_internal0 call. 12058 12059Thu Jun 20 12:20:33 1996 Michael Meissner <meissner@tiktok.cygnus.com> 12060 12061 * configure (*-aix*): If building a cross compiler, use t-xnewas 12062 instead of t-newas. 12063 12064 * rs6000.c (num_insns_constant_wide): Fix typo if HOST_WIDE_INT 12065 has more than 32 bits. 12066 12067Wed Jun 19 17:50:33 1996 Richard Henderson <richard@atheist.tamu.edu> 12068 12069 * combine.c (move_deaths): New parameter maybe_kill_insn. 12070 Don't move note if reg killed by maybe_kill_insn. 12071 (try_combine): Pass new arg to move_deaths. 12072 12073Wed Jun 19 10:44:47 1996 Brendan Kehoe <brendan@lisa.cygnus.com> 12074 12075 * toplev.c (flag_keep_static_consts): Define. 12076 (f_options): Add "keep-static-consts" entry. 12077 (compile_file): Check it in addition to !optimize for emitting 12078 static const variables. 12079 12080Tue Jun 18 23:37:20 1996 Doug Evans <dje@cygnus.com> 12081 12082 * i386/cygwin32.h (ASM_OUTPUT_SOURCE_LINE): Local symbols begin with L. 12083 12084Tue Jun 18 12:00:11 1996 Jason Merrill <jason@yorick.cygnus.com> 12085 12086 * varasm.c (asm_output_aligned_bss): Don't emit a skip of size 0. 12087 12088Tue Jun 18 06:24:28 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 12089 12090 * integrate.c (expand_inline_function): Add missing call to 12091 force_operand when getting structure_value_addr into reg. 12092 12093 * alpha.c (override_options): Allow EV4/5 or 21064/21164 for cpu. 12094 Clean up handling of floating-point options. 12095 * alpha.h (TARGET_SWITCHES): Have all -mieee options turn 12096 on MASK_IEEE_CONFORMANT. 12097 (TARGET_DEFAULT): Use symbolic value. 12098 * alpha.md: When not involving named pattern, update condition 12099 to include alpha_tp != ALPHA_TP_INSN. 12100 Don't do float_extend as part of other pattern when ALPHA_TP_INSN. 12101 (extendsfsd2): Split into two patterns, depending on 12102 value of alpha_tp. 12103 12104 * mips/iris6.h (ASM_SPEC): Treat -o32 as -32 and -n64 same as -64. 12105 * mips.c (override_options): Likewise. 12106 12107 * genattrtab.c (fatal): Declare A1 and A2 as char *. 12108 12109 * function.c (find_temp_slot_from_address): Check for overlap 12110 from BASE_OFFSET if X is PLUS of virtual_stack_vars_rtx and const. 12111 12112 * flow.c (flow_analysis): Fix typo in last change. 12113 12114 * expr.c (expand_builtin, case BUILT_IN_{SET,LONG}JMP): Properly 12115 handle case when ptr_mode != Pmode. 12116 12117 * combine.c (try_combine): Don't use split if dest of new I2 12118 is used between I2 and I3. 12119 12120 * c-typeck.c (pointer_int_sum): Convert integer to both signedness 12121 and precision of sizetype. 12122 * explow.c (convert_memory_address, case PLUS, MULT): Don't commute 12123 operation with extension if not adding small integer. 12124 12125 * Makefile.in (BOOT_LANGUAGES): New variable. 12126 (bootstrap): Use it to select languages for stage1. 12127 * configure (extra_host_objs): New variable. 12128 Separate files needed for target and host and concatenate list. 12129 (extra_gcc_objs): Use setting for host, not target. 12130 (objc_thread_file): Start with it as null, then don't include "thr-". 12131 Print name of file after others and in same format. 12132 (alpha-*-winnt*, i[3456]86-*-winnt): oldnames.o is in extra_host_objs. 12133 (all_boot_languages): New variable. 12134 Set from boot_language variable in config-lang.in. 12135 Defines value of BOOT_LANGUAGES in Makefile. 12136 (Makefile): Set target to the canonical form of target. 12137 12138Mon Jun 17 22:37:07 1996 Mike Meissner <meissner@rtl.cygnus.com> 12139 12140 * rs6000/win-nt.h (ASM_DECLARE_FUNCTION_NAME): Put function 12141 descriptor in .reldata, not .text. 12142 12143Mon Jun 17 16:05:34 1996 Brendan Kehoe <brendan@lisa.cygnus.com> 12144 12145 * ginclude/stddef.h (wint_t): Don't wrap with #ifndef __cplusplus. 12146 12147Mon Jun 17 15:03:20 1996 Jim Wilson <wilson@cygnus.com> 12148 12149 * mips.c (mips_split_addresses): New variable. 12150 (simple_memory_operand): Add comment about mode check. Add check 12151 for LO_SUM. 12152 (call_insn_operand): OP is now an addresses instead of a MEM. 12153 (move_operand, mips_check_split): New functions. 12154 (mips_count_memory_refs): Add check for LO_SUM. 12155 (mips_move_1word): Add HIGH support. 12156 (mips_address_cost): Delete check for HIGH. 12157 (output_block_move): Handle LO_SUM addresses. 12158 (override_options): Set mips_split_addresses. 12159 (print_operand_address): Add LO_SUM support. 12160 * mips.h (mips_split_addresses, mips_check_split, move_operand): 12161 New declarations 12162 (GO_IF_LEGITIMATE_ADDRESS): Reject constant addresses when 12163 mips_split_addresses is TRUE. Add LO_SUM support. 12164 (LEGITIMIZE_ADDRESS): Add LO_SUM support. 12165 (PREDICATE_CODES): Modify call_insn_operand support. Add 12166 move_operand. 12167 * mips.md (memory): Change r4100/r4300 support. 12168 (imuldiv): Add r4300 support. 12169 (high, low): New patterns. 12170 (movsi, movdi): Add LO_SUM support. 12171 (movsi_internal1, movsi_internal2): Use move_operand instead of 12172 general_operand. 12173 (movstrsi_internal, movstrsi_internal2): Delete R constraint. 12174 (call, call_value): Pass address instead of MEM to call_insn_operand. 12175 Call gen_call_{value_}internal0 instead of internal1. 12176 (call_internal0, call_value_internal0, call_multiple_internal0): 12177 New patterns. 12178 (call_internal1, call_internal2, call_value_internal1, 12179 call_value_internal2, call_value_multiple_internal2): Add explicit 12180 MEM before target address. 12181 12182Sun Jun 16 23:05:16 1996 Jeffrey A. Law <law@cygnus.com> 12183 12184 * configure (hppa*-hp-hpux10*): Use new pa-hpux10 configuration file. 12185 (hppa*-hp-hpux*): Use hpux9 configuration files by default. 12186 * pa/pa-hpux10.h: New file. 12187 * pa/pa-ghpux9.h: Deleted. No longer used. 12188 12189Sat Jun 15 04:35:51 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu> 12190 12191 * i386/gnu.h (LINK_SPEC): Remove -rpath /lib/ option. 12192 Ignore -ibcs option. 12193 12194Thu Jun 13 14:49:41 1996 Jim Wilson <wilson@cygnus.com> 12195 12196 * gen-protos.c (main): Change argv[i] to argv[0][i]. 12197 12198Thu Jun 13 10:46:24 1996 Doug Evans <dje@cygnus.com> 12199 12200 * gcc.c (pfatal_pexecute): Delete code to check errno < sys_nerr. 12201 12202Wed Jun 12 21:47:10 1996 Eliot Dresselhaus <dresselh@rft30.nas.nasa.gov> 12203 12204 * alpha.c (alpha_cpu, alpha_cpu_string): New variables. 12205 (override_options): Process -mcpu= value. 12206 (alpha_adjust_cost): Handle adjustments for EV5. 12207 * alpha.h (enum processor_type): New enum. 12208 (alpha_cpu, alpha_cpu_string): New declarations. 12209 (target_options): Add "cpu=". 12210 (RTX_COSTS): Adjust values for EV5. 12211 * alpha.md: Add scheduling rules for EV5. 12212 12213Tue Jun 11 17:51:03 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 12214 12215 * c-common.c (check_format_info): Change text of message about use 12216 of `0' with precision. 12217 12218Tue Jun 11 15:14:10 1996 Stan Cox <coxs@dg-rtp.dg.com> 12219 12220 * i386.h (TARGET_SCHEDULE_PROLOGUE): New. Allows prologue to 12221 be emitted as asm or rtl. 12222 12223 * i386.c (function_prologue): Emit prologue as asm. 12224 (override_options): Don't emit rtl for prologue if -fpic. 12225 12226Tue Jun 11 14:41:01 1996 Michael Meissner <meissner@tiktok.cygnus.com> 12227 12228 * rs6000/eabi.asm (__eabi): Fix normal code so that it properly 12229 loads up r2/r13 if needed again. 12230 12231 * rs6000/sysv4.h (CPP_ENDIAN_SPEC): Call cpp_endian_default, not 12232 cpp_endian_default_spec. 12233 12234Mon Jun 10 15:10:56 1996 Jeffrey A. Law <law@cygnus.com> 12235 12236 * local-alloc.c (update_equiv_regs): Ignore insns that read or 12237 write registers that are likely to be spilled. 12238 12239 * pa.h (cmp_type): Add CMP_PSI. 12240 (FUNCTION_POINTER_COMPARISON_MODE): Define. 12241 * pa.md (cmppsi): New expander. 12242 (plabel_dereference): New pattern 12243 12244Mon Jun 10 14:56:14 1996 Michael Meissner <meissner@tiktok.cygnus.com> 12245 12246 * rs6000/sol2.h (SKIP_ASM_OP): Delete, Solaris accepts .space, 12247 like rest of PowerPC V4 ports. 12248 12249 * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Emit .lcomm if not 12250 using the .sbss area. If using the .sbss area, put out 12251 appropriate .size directive. 12252 12253Mon Jun 10 14:53:38 1996 Doug Evans <dje@cygnus.com> 12254 12255 * Move fork/exec/wait handling into file of its own. 12256 * pexecute.c: New file. 12257 * Makefile.in (pexecute.o): Add rule. 12258 (xgcc): Link in pexecute.o. 12259 (protoize,unprotoize): Likewise. 12260 * gcc.c (_WIN32): Don't include process.h or declare spawnv{,p}. 12261 (pexecute,pwait): Add prototypes. 12262 (PEXECUTE_{FIRST,LAST,SEARCH}): Define. 12263 (execv,execvp): Delete decls. 12264 (perror_exec): Delete. 12265 (pfatal_pexecute): New function. 12266 (pexecute support): Delete. 12267 (execute): -pipe not supported if _WIN32 or OS2. 12268 Update call to pexecute. Fatal error if pexecute fails. Call pwait. 12269 * protoize.c: Include gansidecl.h. 12270 (my_execvp): Delete. 12271 (choose_temp_base,pexecute,pwait): Declare. 12272 (PEXECUTE_{FIRST,LAST,SEARCH}): Define. 12273 (execvp): Delete decl. 12274 (usage): Fix typo. 12275 (gen_aux_info_file): Rewrite to use pexecute/pwait. 12276 12277 * gcc.c (do_spec_1): Allow leading text in version string. 12278 Delete support for default minor number = 0. 12279 12280Mon Jun 10 11:49:53 1996 Scott Christley <scottc@net-community.com> 12281 12282 * objc/Makefile (libobjc.a): Don't delete the library. 12283 12284 * objc/thr.h (objc_set_thread_callback): New function. 12285 (objc_thread_callback): Typedef for the hook function. 12286 * objc/thr.c (__objc_thread_detach_function): Clear thread storage. 12287 Call the thread hook function when first becoming multi-threaded. 12288 (objc_set_thread_callback): New function. 12289 12290 * objc/selector.c (__sel_register_typed_name): Additional parameter 12291 that indicates whether name and type parameters are constant or not. 12292 * objc/runtime.h (__sel_register_typed_name): Likewise. 12293 * objc/init.c (__sel_register_typed_name): Likewise. 12294 12295 * objc/init.c (__objc_init_protocols): Need to unlock mutex. 12296 12297Mon Jun 10 11:44:44 1996 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12298 12299 * sparc/t-sol2 (gmon.o): Depend on stmp-int-hdrs. 12300 (crt1.o, crti.o, crtn.o, gcrt1.o): Depend on $(GCC_PASSES). 12301 12302Mon Jun 10 11:29:46 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 12303 12304 * flow.c (flow_analysis, find_basic_blocks): Ignore 12305 nonlocal_label_list for CALL_INSN that has a REG_RETVAL. 12306 12307 * c-common.c (decl_attributes, case A_T_UNION): Don't look at fields 12308 of union if there aren't any. 12309 12310Sat Jun 8 22:13:33 1996 Stan Cox <coxs@dg-rtp.dg.com> 12311 12312 * i386.c (ix86_expand_prologue): Keep pic register load ahead 12313 of reference which may use a pic register. 12314 12315Sat Jun 8 22:13:33 1996 Jim Wilson <wilson@cygnus.com> 12316 12317 * i386.md (strlensi_unroll4, strlensi_unroll5): Use + not =& for 12318 constraint for input/output operand 2. 12319 12320Sat Jun 8 22:13:33 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) 12321 12322 * i386.h (CONST_COSTS): Even integer constants have a cost. 12323 (RTX_COSTS): Take costs of subexpressions into account. 12324 If a multiply is actually a shift, use the cost of the shift. 12325 * i386/unix.h (SHIFT_DOUBLE_OMITS_COUNT): New macro. 12326 * i386/{gas, next, seq-gas}.h (SHIFT_DOUBLE_OMITS_COUNT): Redefine 12327 as zero. 12328 * i386.c (print_operand): new letter 's'. 12329 12330Sat Jun 8 15:13:33 1996 Jim Wilson <wilson@cygnus.com> 12331 12332 * mips.c (override_options): Add vr4100 and vr4300 support. 12333 * mips.h (enum processor_type): Likewise. 12334 (MASK_4300_MUL_FIX, TARGET_4300_MUL_FIX): New macros. 12335 (TARGET_SWITCHES): Add -mfix4300 option. 12336 * mips.md (cpu, memory, imuldiv, adder, mult, divide): Add 12337 vr4100 and vr4300 support. 12338 (muldf3, mulsf3): Add vr4300 support. 12339 (muldf3_internal, muldf_r4300, mulsf3_internal, mulsf_r4300): New 12340 patterns. 12341 12342Sat Jun 8 14:35:23 1996 David Edelsohn <edelsohn@mhpcc.edu> 12343 12344 * toplev.c (main): Re-enable -gxcoff+. 12345 12346Sat Jun 8 14:20:14 1996 J.T. Conklin <jtc@rtl.cygnus.com> 12347 12348 * m68k/lb1sf68.asm (__{eq,ne,gt,lt,ge,le}{df,sf}2): Removed 12349 extraneous comments, constants, labels, etc. 12350 12351 * m68k/altos3068.h (TARGET_DEFAULT): Use MASK_* macros 12352 instead of explicit constants in definitions or conditionals. 12353 * m68k/{apollo68, aux, ccur-GAS, dpx2, hp320, hp3bsd}.h: Likewise. 12354 * m68k/{hp3bsd44, isi-nfp, isi, linux-aout, linux}.h): Likewise. 12355 * m68k/{lynx-ng, lynx, m68k-none, m68k-psos, m68kv4}.h): Likewise. 12356 * m68k/{mot3300, netbsd, news, next, pbb, plexus, sun2o4}.h): Likewise. 12357 * m68k/{sun3, sun3n, tower}.h): Likewise. 12358 12359Sat Jun 8 13:55:23 1996 Matthias Pfaller (leo@marco.de) 12360 12361 * ns32k.md (define_insns for ffs[qhs]i2): Deleted. 12362 (define_expand for ffssi2): New pattern. 12363 12364Sat Jun 8 13:44:14 1996 Stephen L Moshier (moshier@world.std.com) 12365 12366 * reload.c (find_equiv_reg): Set need_stable_sp if GOAL is the 12367 stack pointer. 12368 12369Sat Jun 8 13:36:05 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 12370 12371 * function.c (fixup_var_refs_1, case SIGN_EXTEND): Handle 12372 paradoxical SUBREGs as first operand. 12373 (fixup_var_regs_1, case SET): Handle paradoxical SUBREGs as 12374 first operand of a ZERO_EXTRACT in SET_DEST. 12375 12376 * c-common.c (enum attrs): Add A_FORMAT_ARG. 12377 (init_attribute): Initialize it. 12378 (decl_attributes, case A_FORMAT): Clean up error messages. 12379 (decl_attributes, case A_FORMAT_ARG): New case. 12380 (struct international_format_info): New structure and typedef. 12381 (international_format_list): New variable. 12382 (record_international_format): New function. 12383 (init_format_info): Call it for gettext, dcgettext, and dcgettext. 12384 (check_format_info): See if format arg is call to 12385 internationalization function. 12386 12387Fri Jun 7 20:04:40 1996 Jim Wilson <wilson@cygnus.com> 12388 12389 * gcc.c (MULTILIB_SELECT): Delete definition. 12390 (multilib_select): Delete static initializer. 12391 (multilib_obstack, multilib_raw): New global variables. 12392 (multilib.h): Include inside multilib_raw definition. 12393 (main): Set multilib_select from multilib_raw. 12394 * genmultilib: Change output to be a sequence of short strings 12395 separated by commas rather than a single long macro definition. 12396 12397 * cse.c (simplify_binary_operation, case MULT): Check for case 12398 where width is larger than HOST_BITS_PER_WIDE_INT, and upper most 12399 bit is set. We can not generate a simple shift in this case. 12400 12401 * gsyms.h (enum sdb_type): Add T_LNGDBL if EXTENDED_SDB_BASIC_TYPES. 12402 (enum sdb_masks): Add EXTENDED_SDB_BASIC_TYPES masks. 12403 * sdbout.c (gsyms.h): Include if CROSS_COMPILE is defined. 12404 (plain_type_1): Use TYPE_PRECISION instead of TYPE_SIZE. 12405 Add check for LONG_DOUBLE_TYPE_SIZE if EXTENDED_SDB_BASIC_TYPES. 12406 * i960.h (EXTENDED_SDB_BASIC_TYPES): Define. 12407 (PUT_SDB_TYPE): Delete now unnecessary shifting and masking. 12408 12409 * i960.h (i960_output_move_{double,quad}): Declare. 12410 12411Fri Jun 7 19:22:09 1996 Scott Christley <scottc@net-community.com> 12412 12413 * Makefile.in (OBJC_THREAD_FILE): New variable. 12414 * configure (objc_thread_file): Set new variable to appropriate 12415 values based upon target operating system; default is `thr-single'. 12416 * objc/Makefile (OBJC_THREAD_FILE): Add target and dependency. 12417 (thr.o): Remove OS specific thread files as dependencies. 12418 * objc/thr-decosf1.c: Now compiles as a separate source file, so 12419 include appropriate Objective-C headers. 12420 * objc/thr-{mach,os2,posix,irix,single,solaris,win32}.c: Likewise. 12421 * objc/thr.c: Remove inclusion of source files. 12422 * objc/thr.h (__objc_thread_exit_status): Declare global variable. 12423 * objc/thr-pthreads.c: New file. 12424 12425Fri Jun 7 19:04:04 1996 J.T. Conklin <jtc@rtl.cygnus.com> 12426 12427 * m68k.h (TARGET_SWITCHES): Treat -m68302 like -m68000 and -m68332 12428 like -m68020; remove -mno-68302 and -mno-68332. 12429 12430Fri Jun 7 12:06:12 1996 Per Bothner <bothner@deneb.cygnus.com> 12431 12432 * expr.c (safe_from_p): Allow Chill-style variable-sized arrays. 12433 12434Thu Jun 6 23:11:11 1996 Jeffrey A. Law <law@cygnus.com> 12435 12436 * h8300.c (h8300_monitor_function_p): New function. 12437 (h8300_os_task_function_p): Likewise. 12438 (os_task, monitor): Variables to note if the current 12439 function is an os_task or monitor. 12440 (function_prologue): Set monitor and/or os_task as needed. Handle 12441 os_task and monitor functions. 12442 (function_epilogue): Clear monitor and os_task. Handle os_task and 12443 monitor functions. 12444 (h8300_valid_machine_decl_attribute): Accept "OS_Task" and 12445 "monitor". 12446 12447Thu Jun 6 20:01:54 1996 Per Bothner <bothner@cygnus.com> 12448 12449 * gen-protos.c (progname): New variable (needed by cppalloc.c). 12450 (main): Set progname. 12451 12452 * cpplib.h (struct parse_file): Removed. 12453 (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, CPP_OUT_BUFFER): New macros. 12454 * cpphash.c (cpp_lookup): Change struct parse_file -> cpp_reader. 12455 12456 * cpplib.c (init_parse_option): Renamed to cpp_options_init. 12457 (push_parse_file): Renamed to ... 12458 (cpp_start_read): Change to return 1 on success, 0 on failure. 12459 (init_parse_file): Renamed to cpp_reader_init. 12460 * cppmain.c (main): Use CPP_SET_WRITTEN and cpp_fatal. 12461 Use renamed function names, and return protocols. 12462 * fix-header.c (read_scan_file): Likewise. 12463 12464 * cpperror.c (cpp_message): Generalize for "fatal" errors. 12465 (cpp_fatal): New function (just calls cpp_message). 12466 * cpplib.c (cpp_start_read, cpp_handle_options, cpp_finish, 12467 parse_goto_mark, parse_move_mark): Use cpp_fatal rather than fatal. 12468 12469 * fix-header.c (check_macro_names): Fix struct parse_file->cpp_reader. 12470 * cpplib.c (newline_fix): Remove unused function. 12471 12472Thu Jun 6 19:47:26 1996 Jim Wilson <wilson@cygnus.com> 12473 12474 Changes to support parameters and return values in multiple 12475 non-contiguous locations. 12476 * calls.c (expand_call): Handle NIL in PARALLEL. Handle PARALLEL 12477 parameter in REG. Handle PARALLEL return value in VALREG. 12478 (emit_library_call, emit_library_call_value): Abort for PARALLEL. 12479 (store_one_arg): Delete code for handling EXPR_LIST. 12480 * expr.c (emit_group_load, emit_group_store): New functions. 12481 (use_group_regs): New function. 12482 (emit_push_insn): Handle PARALLEL parameter in REG. 12483 (expand_assignment): Handle PARALLEL to_rtx. 12484 (store_expr): Handle PARALLEL target. 12485 * expr.h (emit_group_load, emit_group_store, use_group_regs): New 12486 declarations. 12487 * function.c (assign_parms): Handle PARALLEL parameter in ENTRY_PARM. 12488 * stmt.c (expand_value_return): Handle PARALLEL return_reg. 12489 12490 * mips/abi64.h (TYPE_DEPENDENT_REG): Delete. 12491 * mips.c (function_arg): Return PARALLEL for structure with 12492 aligned double fields. 12493 (type_dependent_reg): Delete. 12494 (mips_function_value): Return PARALLEL for structure 12495 with two floating point fields. 12496 * mips/mips.md (call_value): Handle PARALLEL in operands[0]. 12497 (call_value_multiple_internal2): New pattern. 12498 * pa.h (FUNCTION_ARG): General PARALLEL instead of EXPR_LIST. 12499 * rs6000.c (init_cumulative_args): Change EXPR_LIST to PARALLEL 12500 in comments. 12501 (function_arg): Generate PARALLEL instead of EXPR_LIST. 12502 12503Thu Jun 6 18:21:27 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 12504 12505 * function.c (assign_parms): Tighten up code that makes REG_EQUIV 12506 notes for parms. 12507 12508 * fold-const.c (fold): Don't do anything with evaluated SAVE_EXPR. 12509 12510Thu Jun 6 17:54:07 1996 J.T. Conklin <jtc@cygnus.com> 12511 12512 * m68k.h (TARGET_SWITCHES): Group all floating point options. 12513 When an fp option is selected, unset bits used for other mutually 12514 exclusive fp options. 12515 (OVERRIDE_OPTIONS): Remove special case for SUPPORT_SUN_FPA; 12516 bits used for 68881 and SKY are now cleared by TARGET_SWITCHES. 12517 12518 * m68k.md (movsi_const0, movhi): Favor clr with TARGET_5200. 12519 (add[qhs]3): Don't use two addqw/subqw insns to add small integers to 12520 an address register with TARGET_68060. 12521 (stack push peephole): Use moveq.l with TARGET_5200 (when appropriate). 12522 12523 * m68k.h (MASK_5200, TARGET_5200): New macros. 12524 (TARGET_SWITCHES): Add "m5200". 12525 (LEGITIMATE_INDEX_P): Add TARGET_5200 to conditional expression. 12526 * m68k.c (const_method): Do not synthesize long constants 12527 with byte or word operations with TARGET_5200. 12528 * m68k.md: Disable byte and word arithmetic, rotate, integer 12529 divide, dbcc, etc. insns for TARGET_5200. 12530 * m68k-none.h: (CPU_FPU_SPEC, CPP_SPEC, ASM_SPEC): Support m5200. 12531 12532Thu Jun 6 17:32:32 1996 Paul Eggert <eggert@twinsun.com> 12533 12534 * fixproto (subdirs): Work around Solaris 2.5 12535 /usr/xpgr/bin/sed problem with \+\+. 12536 12537Thu Jun 6 15:06:27 1996 Jim Wilson <wilson@cygnus.com> 12538 12539 * c-decl.c (grokdeclarator): Call pop_obstacks after creating 12540 TYPE_DECL. 12541 12542 * loop.c (strength_reduce): If HAVE_cc0 defined, disable auto_inc_opt 12543 if it would put an insn between a cc0 setter/user pair. 12544 12545Thu Jun 6 13:06:54 1996 Michael Meissner <meissner@tiktok.cygnus.com> 12546 12547 * rs6000/sysv4.h (LIBGCC2_WORDS_BIG_ENDIAN): If __sun__ is 12548 defined, treat that as little endian. 12549 12550Wed Jun 5 20:04:53 1996 Jim Wilson <wilson@cygnus.com> 12551 12552 * i960.h (ROUND_TYPE_ALIGN): Add check for TYPE_PACKED. 12553 12554 * sh.h (SHORT_IMMEDIATES_SIGN_EXTEND): Define. 12555 * sh.md (branch_true): Add comment about T-bit compares. 12556 12557Tue Jun 4 23:08:34 1996 Per Bothner <bothner@deneb.cygnus.com> 12558 12559 * cpplib.h, cpplib.c: Remove support for !STATIC_BUFFERS. 12560 * cpplib.h: Use unsigned char rather than U_CHAR. 12561 * cpplib.h (cpp_reader): Add destructor #ifdef __cplusplus. 12562 (cpp_cleanup): New prototype. 12563 * cpplib.c (special_symbol, do_once, do_include, cpp_get_token): 12564 Compare cpp_buffer against CPP_NULL_BUFFER, not NULL. 12565 12566 * cpplib.c (dump_special_to_buffer): New function. 12567 (initialize_builtins): Use it. 12568 12569Wed Jun 5 19:10:22 1996 Jeffrey A. Law <law@cygnus.com> 12570 12571 * pa/pa.h (TEXT_SPACE_P): Fix thinko in last change. 12572 12573Wed Jun 5 16:25:51 1996 Michael Meissner <meissner@tiktok.cygnus.com> 12574 12575 * rs6000.h (ASM_DEFAULT_SPEC): Default to "", not -mpwr. 12576 12577 * sysv4.h (SUBTARGET_SWITCHES): Add -mshlib. 12578 (LINK_PATH_SPEC): Add -compat-bsd support from Solaris. 12579 (LINK_SPEC): Eliminate %{b} and %{G}, since they conflict with GCC 12580 switches. Defer shared library support to LINK_SHLIB_SPEC. Defer 12581 target selection to LINK_TARGET_SPEC. 12582 (LINK_SHLIB_SPEC): Provide two different versions, depending on 12583 whether shared libraries are default or not. Make shared 12584 libraries not default until linker is fixed. 12585 (LINK_OS_*_SPEC): New specs for OS specific linker switches. 12586 (SUBTARGET_EXTRA_SPECS): Add new specs. 12587 12588 * {sol2,sysv4}.h (LINK_SPEC): Move Solaris link into general link spec. 12589 12590 * {sysv4,sysv4le,eabile}.h (LINK_TARGET_SPEC): Only pass -oformat 12591 to the linker if the user is changing the default endian format. 12592 12593 * {sol2,linux,eabisim,eabilesim}.h (LINK_OS_DEFAULT_SPEC): Define 12594 to use the appropriate OS link spec. 12595 12596Wed Jun 5 16:35:10 1996 Ian Lance Taylor <ian@cygnus.com> 12597 12598 * ginclude/stddef.h: Fix typo: TYPE_ptrdiff_t to _TYPE_ptrdiff_t. 12599 12600Wed Jun 5 15:52:57 1996 Per Bothner <bothner@kalessin.cygnus.com> 12601 12602 * varasm.c (output_constructor): Handle RANGE_EXPR in array index. 12603 12604Wed Jun 5 13:45:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 12605 12606 * sparc.md (*call_{address,symbolic}_struct_value_sp32): Allow 12607 operand 2 to be const0_rtx. 12608 12609Tue Jun 4 16:43:44 1996 Jason Merrill <jason@yorick.cygnus.com> 12610 12611 * varasm.c (make_decl_rtl): Don't update DECL_ASSEMBLER_NAME for 12612 local statics. 12613 12614 * c-decl.c (start_decl): Always set DECL_COMMON on statics. 12615 * varasm.c (assemble_variable): Only treat vars with DECL_COMMON 12616 as common. 12617 12618Tue Jun 4 14:55:49 1996 Jeffrey A. Law <law@cygnus.com> 12619 12620 * pa.c (reloc_needed): New function. 12621 * pa.h (TEXT_SPACE_P): Variables/constants with initializers 12622 requiring relocs never live in the text space. 12623 12624Tue Jun 4 14:10:46 1996 Ian Lance Taylor <ian@cygnus.com> 12625 12626 * sh.c (fp_zero_operand): Do not accept minus zero. 12627 12628 * sh.h (ASM_OUTPUT_LOOP_ALIGN): Define. 12629 (ASM_OUTPUT_ALIGN_CODE): Define. 12630 (ADJUST_INSN_LENGTH): Add in bytes that may be added by 12631 alignment. 12632 * sh.c (output_branch): Run ADJUST_INSN_LENGTH in reverse to get 12633 correct length. Just call abort rather than returning "bad". 12634 (find_barrier): Adjust limits for possible alignment. 12635 12636Tue Jun 4 09:35:05 1996 Michael Meissner <meissner@tiktok.cygnus.com> 12637 12638 * rs6000/t-solaris: New target config file for PowerPC Solaris 12639 without gas. 12640 12641 * rs6000/t-ppc: Eliminate all multilib varients except for 12642 software floating point. 12643 12644 * configure (powerpcle-*-solaris*): If not --with-gnu-as, use 12645 t-solaris, not t-ppc. 12646 12647 * rs6000/sol2.h (MULTILIB_DEFAULTS): Add correct defaults for 12648 Solaris. 12649 12650 * rs6000/sysv4.h (ASM_OUTPUT_SECTION_NAME): Clone from svr4.h, omit 12651 @progbits, since Solaris assembler doesn't like it. 12652 (LIB_SOLARIS_SPEC): If -msolaris-cclib, add libabi.a. 12653 ({START,END}FILE_SOLARIS_SPEC): If -msolaris-cclib, use explicit 12654 pathnames for the Solaris compiler start/end files. 12655 (ASM_SPEC): Pass -mno-regnames to the assembler. 12656 12657Mon Jun 3 19:40:10 1996 Jim Wilson <wilson@cygnus.com> 12658 12659 * mips/abi64.h (CPP_SPEC): Make -mabi=n32 the default. 12660 * mips/iris6.h (MIPS_ISA_DEFAULT, MIPS_ABI_DEFAULT, MULTILIB_DEFAULTS, 12661 ASM_SPEC, STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise. 12662 * mips.md (tablejump_internal4+1): Fix typo in condition. 12663 * mips/x-iris6 (CC, OLDCC): Define to be `cc -32'. 12664 12665Mon Jun 3 07:57:35 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 12666 12667 * tree.def ([LR]SHIFT_EXPR): Remove `a' from printed names. 12668 12669 * sparc.md (call): Mask unimp operand to 12 bits, just like Sun. 12670 12671 * expr.c (store_field): Fix typo in last change; update TARGET addr. 12672 12673 * c-decl.c (start_struct): Set TYPE_PACKED from flag_pack_struct. 12674 (start_enum): Likewise but from flag_short_enums. 12675 (finish_enum): Test TYPE_PACKED, not flag_short_enums. 12676 * stor-layout.c (layout_decl): Test DECL_PACKED and TYPE_PACKED 12677 instead of flag_pack_struct. 12678 (layout_record): Likewise. 12679 12680Sun Jun 2 19:41:14 1996 Jim Wilson <wilson@cygnus.com> 12681 12682 * mips.md (tablejump_internal3, tablejump_internal4): New patterns. 12683 (tablejump): Use them for PIC code. 12684 12685Fri May 31 17:26:53 1996 Stan Cox <coxs@dg-rtp.dg.com> 12686 12687 * i386.c (ix86_expand_epilogue): Don't generate references to an 12688 exposed vacated stack. 12689 * i386.md (epilogue_set_stack_ptr): New. 12690 12691Fri May 31 15:07:49 1996 Jim Wilson <wilson@cygnus.com> 12692 12693 * mips/abi64.h: Add -mabi=n32 support. 12694 (ABI_64BIT): Delete. 12695 (TARGET_LONG64, CPP_SPEC, STACK_BOUNDARY, MIPS_STACK_ALIGN, 12696 GP_ARG_LAST, FP_ARG_LAST, SUBTARGET_CONDITIONAL_REGISTER_USAGE, 12697 MAX_ARGS_IN_REGISTER, FUNCTION_ARG_PADDING, RETURN_IN_MEMORY, 12698 SETUP_INCOMING_VARARGS): Modify. 12699 (REG_PARM_STACK_SPACE): Ifdef out. 12700 (TARGET_DEFAULT, SUBTARGET_TARGET_OPTIONS): Define. 12701 * mips/iris6.h: Add -mabi=n32 support. 12702 (TARGET_DEFAULT, ASM_OUTPUT_INTERNAL_LABEL, 12703 ASM_GENERATE_INTERNAL_LABEL): Delete. 12704 (MULTILIB_DEFAULTS, ASM_SPEC, EXTRA_SECTION_FUNCTIONS, 12705 ASM_OUTPUT_ALIGNED_LOCAL, STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): 12706 Modify. 12707 (MIPS_ABI_DEFAULT, LOCAL_LABEL_PREFIX): Define. 12708 * mips.c: Add -mabi=n32 support. 12709 (mips_const_double_ok, mips_move_1word, mips_move_2words, 12710 function_arg, override_options, mips_asm_file_start, 12711 compute_frame_size, save_restore_insns, function_prologue, 12712 mips_expand_prologue, function_epilogue, mips_function_value): Modify. 12713 (mips_abi, mips_abi_string): Define 12714 * mips.h: Add -mabi=n32 support. 12715 (ABI_64BIT): Delete. 12716 (TARGET_OPTIONS, INITIAL_ELIMINATION_OFFSET, GO_IF_LEGITIMATE_ADDRESS, 12717 CONSTANT_ADDRESS_P, LEGITIMATE_CONSTANT_P, LEGITIMIZE_ADDRESS, 12718 ASM_OUTPUT_ADDR_DIFF_ELT): Modify. 12719 (enum mips_abi_type, SUBTARGET_TARGET_OPTIONS): Define. 12720 (mips_abi, mips_abi_string): Declare. 12721 * mips.md (jump, tablejump_internal1, tablejump_internal2): Add 12722 -mabi=n32 support. 12723 * mips/t-iris6 (MULTILIB_OPTIONS): Add -mabi=n32 support. 12724 * mips/xm-irix6.h (HOST_BITS_PER_LONG): Use _MIPS_SZLONG not 64. 12725 * ginclude/va-mips.h (va_start): Add -mabi=n32 support. 12726 12727Fri May 31 14:45:30 1996 Michael Meissner <meissner@tiktok.cygnus.com> 12728 12729 * rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -msolaris-cclib to use 12730 the Sun compiler's crt files instead of ours. 12731 ({START,END}FILE_SOLARIS_SPEC): If -msolaris-cclib, use the Sun 12732 compiler's crt files instead of ours. 12733 (SUBTARGET_OVERRIDE_OPTIONS): Don't set -msdata=data for Solaris. 12734 (SBSS_SECTION_ASM_OP): For Solaris, don't use @nobits. 12735 (CPP_OS_SOLARIS_SPEC): Remove -Asystem(unix) and -Asystem(svr4). 12736 12737 * rs6000/t-ppc{,gas} (MULTILIB*): Add Solaris specific multilibs. 12738 12739 * rs6000/eabi{,le}sim.h (*_DEFAULT_SPEC): Rather than using 12740 duplicate definitions, just use %(...) so that there is only one 12741 place in the specs file where the switches are defined. 12742 * rs6000/{linux,sol2}.h (*_DEFAULT_SPEC): Ditto. 12743 12744 * rs6000/sol2.h (CPP_PREDEFINES): Use the standard one in sysv4.h. 12745 (RS6000_ABI_NAME): Default is solaris. 12746 (ASM_OUTPUT_ALIGNED_LOCAL): Don't redefine. 12747 12748 * rs6000/sol-c{i.asm,n.asm,c0.c}: Provide more things that Solaris 12749 needs for program startup. 12750 12751Thu May 30 21:57:34 1996 Mike Stump <mrs@cygnus.com> 12752 12753 * tree.def (OFFSET_REF): Remove. 12754 * expr.c (expand_expr, case OFFSET_REF): Likewise. 12755 * tree.c (substitute_in_expr): Remove OFFSET_REF code. 12756 12757Wed May 29 14:54:44 1996 Michael Meissner <meissner@tiktok.cygnus.com> 12758 12759 * rs6000/eabi.asm (__eabi): If not -mrelocatable, don't assemble 12760 relocatable functions, so that it can be assembled with the 12761 Solaris assembler. 12762 12763 * rs6000/sysv4.h (CPP_SYSV_SPEC): Define _RELOCATABLE if 12764 -mrelocatable-lib as well as -mrelocatable. 12765 12766 * rs6000.c (rs6000_file_start): New function to print some more 12767 information to the asm file. 12768 * rs6000/{sysv4,win-nt,rs6000}.h (ASM_FILE_START): Call it. 12769 12770Tue May 28 15:21:24 1996 Michael Meissner <meissner@tiktok.cygnus.com> 12771 12772 * rs6000.h (FIRST_PSEUDO_REGISTER): Bump to 77. 12773 ({FIXED,CALL_USED}_REGISTERS): Add support for fpmem pseudo register. 12774 (REG_ALLOC_ORDER, HARD_REGNO_{NREGS,MODE_OK}): Likewise. 12775 (REGISTER_MOVE_COST, reg_class, REG_CLASS_{NAMES,CONTENTS}): Likewise. 12776 (REGNO_REG_CLASS, PREFERRED_RELOAD_CLASS): Likewise. 12777 (CLASS_{MAX_NREGS,CANNOT_CHANGE_SIZE,MAX_NREGS}): Likewise. 12778 (rs6000_stack, {,DEBUG_}REGISTER_NAMES): Ditto. 12779 (FPMEM_{REGNO_P,REGNUM}): New macros for fpmem register. 12780 (rs6000_fpmem_{offset,size}): New global variables. 12781 (RS6000_VARARGS_OFFSET): Fpmem temporary storage is located 12782 between outgoing arg area and varargs save area. 12783 (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Likewise. 12784 (PREDICATE_CODES): Add fpmem_operand. 12785 ({count_register,fpmem}_operand): Add declarations. 12786 12787 * rs6000.c ({rs6000,alt}_reg_names): Add support for fpmem 'register'. 12788 (rs6000_fpmem_{offset,size}): New global variables. 12789 (fpmem_operand): Return true for fpmem registers. 12790 (gpc_reg_operand): The fpmem register is not general purpose. 12791 (includes_rshift_p): Add casts to silence warnings from Solaris 12792 PowerPC host compiler. 12793 (print_operand): Add 'v' operand type for the upper 16 bits of 12794 signed constants, to placate the Solaris assembler. 12795 ({rs6000,debug}_stack_info): Add support for fpmem 'register'. 12796 (output_epilog): Likewise. 12797 12798 * rs6000.md (addsi3,movsi,movsf,movdi): Use %v for constants with 12799 the upper 16 bits, to get the sign correct for PowerPC Solaris. 12800 (float{,uns}sidf2,fix_truncdfsi2): Rewrite to use 'register' 76 12801 for the memory location used to convert between float and integer. 12802 12803 * sysv4.h (ASM_OUTPUT_{CON,DE}STRUCTOR): Use code laid down in 12804 .init and .fini for making constructors and destructors under 12805 Solaris. 12806 (ASM_SPEC): Do not pass -u to the assembler. 12807 (CC1_SPEC): -mrelocatable implies -meabi. 12808 12809 * sol2.h (RS6000_ABI_NAME): Default ABI is Solaris, not System V.4. 12810 (ASM_OUTPUT_ALIGNED_LOCAL): Don't define Solaris specific method. 12811 12812Mon May 27 06:39:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 12813 12814 * expr.c (expand_builtin, case BUILT_IN_{LONG,SET}JMP): 12815 Convert block address from ptr_mode to Pmode. 12816 12817Sun May 26 20:05:43 1996 Doug Evans <dje@cygnus.com> 12818 12819 * gcc.c (MSDOS pexecute): Call xmalloc, not malloc. 12820 12821Sun May 26 08:31:54 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 12822 12823 * configure (vax-*-{sysv}): tm_file and xm_file now list. 12824 (vax-*-ultrix): tm_file is now list. 12825 (we32k-att-sysv*): xm_file now list. 12826 * vax/xm-netbsd.h: Deleted. 12827 * vax/netbsd.h: No longer include vax.h and config/netbsd.h. 12828 * vax/ultrix.h, vax/vaxv.h: No longer include vax.h. 12829 * vax/xm-vaxv.h: No longer include xm-vax.h. 12830 * xm-we32k.h: No longer include xm-svr3.h. 12831 12832 * configure: Separately set target_cpu_default for two 12833 case statements and then combine if both set. 12834 (alpha-*-winnt3): tm_file and xm_file are now list. 12835 Set target_cpu_default to 64. 12836 * winnt/config-nt.bat: Make .h files properly for Alpha. 12837 * alpha.h (WINDOWS_NT): No longer defined and used. 12838 (MASK_WINDOWS_NT, TARGET_WINDOWS_NT): New macros. 12839 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_WINDOWS_NT. 12840 * alpha.c (output_prolog): Test TARGET_WINDOWS_NT, not WINDOWS_NT. 12841 * alpha.md: Likewise. 12842 * alpha/config-nt.sed: Properly set tm_file and {build,host}_xm_file. 12843 * alpha/win-nt.h: Don't include alpha.h 12844 (WINDOWS_NT): No longer define. 12845 * alpha/xm-winnt.h: Don't include xm-alpha.h and winnt/xm-winnt.h. 12846 12847Fri May 24 12:34:22 1996 Doug Evans <dje@seba.cygnus.com> 12848 12849 * configure (cpu_type): Add case for arm. 12850 (sparclet-*-aout*): Delete extra_headers. 12851 12852 * varasm.c (asm_output_bss): New argument DECL. 12853 Use ASM_DECLARE_OBJECT_NAME if defined. 12854 (asm_output_aligned_bss): Likewise. 12855 (assemble_variable): Pass DECL to ASM_OUTPUT{,_ALIGNED}_BSS. 12856 * arm/aout.h (ASM_OUTPUT_ALIGNED_BSS): Update. 12857 * h8300.h (ASM_OUTPUT_BSS): Update. 12858 * i386/linux.h (ASM_OUTPUT_ALIGNED_BSS): Update. 12859 * i386/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update. 12860 * m68k/coff.h (ASM_OUTPUT_ALIGNED_BSS): Update. 12861 * m68k/linux.h (ASM_OUTPUT_ALIGNED_BSS): Update. 12862 * m68k/m68k-aout.h (ASM_OUTPUT_BSS): Update. 12863 * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update. 12864 * rs6000/win-nt.h (ASM_OUTPUT_ALIGNED_BSS): Update. 12865 * sparc/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Update. 12866 12867Thu May 23 19:55:52 1996 Jim Wilson <wilson@cygnus.com> 12868 12869 * combine.c (set_nonzero_bits_and_sign_copies): Set reg_sign_bit_copies 12870 to one not zero to indicate value is unknown. 12871 12872Thu May 23 18:39:24 1996 J.T. Conklin <jtc@rtl.cygnus.com> 12873 12874 * config/netbsd.h (SWITCH_TAKES_ARG): Add -R. 12875 (LINK_SPEC): Add %{R*}. 12876 12877 * m68k/lb1sf68.asm: Construct exception masks at compile time 12878 instead of or'ing in bits at run time. 12879 12880Thu May 23 15:53:06 1996 Ian Lance Taylor <ian@cygnus.com> 12881 12882 * sh.md: Add new instruction types fp and fpdiv. Set new 12883 instruction types where appropriate. Add function unit fp. 12884 Claim that store instructions use function unit memory. 12885 12886Thu May 23 00:36:19 1996 Jeffrey A. Law <law@cygnus.com> 12887 12888 * h8300.h (CONSTANT_ADDRESS_P): Don't accept CONST or HIGH on H8/300H. 12889 * h8300.md: Use "m" rather than "o" constraint everywhere appropriate. 12890 Cleanup use of "i" and "n" constraints. 12891 12892Wed May 22 17:43:37 1996 Jim Wilson <wilson@cygnus.com> 12893 12894 * fixincludes (pthread.h): Add extern to __page_size* declarations 12895 for AIX 4.1.x. 12896 12897 * combine.c (nonzero_bits): Don't assume arg pointer has same 12898 alignment as stack pointer. 12899 12900Wed May 22 16:09:05 1996 Michael Meissner <meissner@tiktok.cygnus.com> 12901 12902 * rs6000/sysv4.h (LINK_START_DEFAULT_SPEC): Spell macro correctly. 12903 (LIB_DEFAULT_SPEC): Provide default version. 12904 12905Wed May 22 11:23:57 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) 12906 12907 * i386.md (return_pop_internal): new pattern. 12908 (pop): disable emitting of bogus move instruction. 12909 * i386.c (ix86_expand_epilogue): use gen_return_pop_internal to 12910 simultanously return and pop args; removed stray semicolon. 12911 * config/linux-aout.h, config/linux.h (SET_ASM_OP): Added for 12912 __attribute__ ((alias ())) support. 12913 12914Wed May 22 08:06:42 1996 Richard Kenner <kenner@vlsi1.ultra.nyu.edu.edu> 12915 12916 * combine.c (init_reg_last_arrays, setup_incoming_promotions): 12917 Correct prototypes. 12918 12919Tue May 21 13:42:17 1996 Jeffrey A. Law <law@cygnus.com> 12920 12921 * h8300.md (div and mode patterns): Rewrite. 12922 12923 * pa.c (basereg_operand): Never accept a CONST_INT. 12924 12925Tue May 21 12:26:40 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 12926 12927 * pa/pa-hpux9.h, pa-osf.h (LINK_SPEC): Provide version for Snake. 12928 12929Tue May 21 07:20:48 1996 Pat Rankin <rankin@eql.caltech.edu> 12930 12931 * vax.h (TARGET_NAME): Define unless already defined. 12932 (TARGET_VERSION): Print TARGET_NAME. 12933 * vax/vms.h (TARGET_NAME): Always redefine. 12934 (TARGET_VERSION): Delete; retain vax.h definition. 12935 12936Mon May 20 14:00:44 1996 Jim Wilson <wilson@cygnus.com> 12937 12938 * sh.c (output_file_start): Delete misplaced semicolon. 12939 12940Mon May 20 11:58:15 1996 Jeffrey A. Law <law@cygnus.com> 12941 12942 * reorg.c (relax_delay_slots): Call update_block before 12943 redirecting a branch past a redundant insn. 12944 12945Sun May 19 16:40:53 1996 Philippe De Muyter <phdm@info.ucl.ac.be> 12946 12947 * Makefile.in (libobjc.a, sublibobjc.a): 'specs' added to 12948 dependencies. 12949 12950Sun May 19 12:25:48 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 12951 12952 * configure: Add new switch to provide default for cpu_type; 12953 delete numerous settings of it in main switch. 12954 (hppa): Reflect rerrangements below; use new configure features. 12955 * pa/pa-gas.h, pa/pa-pro-end.h: New files. 12956 * pa/pa1.h, pa/pa1-osf.h, pa/pa1-ghpux.h, pa/pa1-oldas.h: Deleted. 12957 * pa/pa1-ghpux9.h, pa/pa1-hpux9.h, pa/pa1-hpux.h: Deleted. 12958 * pa/pa1-ghiux.h, pa/pa1-hiux.h, pa/pa-ghpux.h: Deleted. 12959 * pa/pa-gux7.h, pa/pa-ghiux.h: Deleted. 12960 * pa/pa-hiux.h: No longer include pa-hpux.h. 12961 * pa/pa-hpux.h: No longer include pa.h. 12962 (TARGET_DEFAULT): Unset before setting. 12963 (LINK_SPEC): Provide option for pa1. 12964 * pa/pa-hpux7.h: No longer include pa.h. 12965 (HP_FP_ARG_DESCRIPTOR_REVERSED): Don't define here. 12966 * pa/pa-hpux9.h, pa/pa-oldas.h: No longer include pa-hpux.h. 12967 (TARGET_DEFAULT): Don't need to set here. 12968 * pa/pa-osf.h: No longer include pa.h. 12969 (TARGET_DEFAULT): Don't define; identical to default. 12970 * pa/pa-pro.h: No longer include pa.h. 12971 Move definitions after include to new file pa-pro-end.h. 12972 * pa.h (TARGET_SWITCHES): Include TARGET_CPU_DEFAULT. 12973 (TARGET_CPU_DEFAULT): Provide default value. 12974 (CPP_SPEC): Test TARGET_CPU_DEFAULT too. 12975 12976 * Makefile.in (function.o): Includes bc-emit.h. 12977 (reg-stack.o): Includes insn-flags.h. 12978 * expr.h (function_value): Deleted; no such function. 12979 (bc_build_calldesc, bc_runtime_type_code): New declarations. 12980 * c-decl.c: Add prototypes for all static functions. 12981 * c-iterate.c: Likewise. 12982 * dbxout.c: Likewise. 12983 (adspath): Delete; never used and has numerous parse errors. 12984 * dwarfout.c: If not GNUC, make `inline' null; otherwise, leave alone. 12985 Add `static' to inline functions. 12986 Add prototypes for static function. 12987 * expr.c (bc_runtime_type_code): Delete redundant declaration. 12988 * function.c: Include bc-emit.h. 12989 ({save,restore}_machine_status): Add prototype for args. 12990 (bc_runtime_type_code, bc_build_calldesc): Delete redundant decls. 12991 (bc_emit_trampoline, bc_end_function): Likewise. 12992 * reg-stack.c: Include insn-flags.h. 12993 Add prototypes for static functions. 12994 (gen_jump, gen_movdf, gen_movxf): Delete redundant declarations. 12995 (find_regno_note, emit_jump_insn_before, emit_label_after): Likewise. 12996 (swap_rtx_condition): Now static. 12997 * sdbout.c: Add prototypes for static functions. 12998 (sdbout_parms, sdbout_reg_parms): Delete extra parm to plain_type. 12999 13000Sun May 19 11:50:10 1996 John Carr <jfc@mit.edu> 13001 13002 * alpha.c (alpha_emit_conditional_move): Compare to 0 in correct mode. 13003 13004Sat May 18 20:17:27 1996 Jim Wilson <wilson@cygnus.com> 13005 13006 * sh.c (prepare_move_operands): If source is r0, and dest is reg+reg 13007 MEM, then copy source to a pseudo-reg. 13008 * sh.md (untyped_call): New pattern. 13009 13010 * unroll.c (copy_loop_body): When update split DEST_ADDR giv, 13011 check to make sure it was split. 13012 (find_splittable_givs): Fix reversed test of verify_addresses result. 13013 13014Sat May 18 10:26:04 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 13015 13016 * tree.c (unsave_expr_now): Avoid use of NULL_RTX since no rtl.h. 13017 13018 * configure: Set cpu_default, tm_file, and xm_file early. 13019 Remove redundant settings of those, tmake_file, and xmake_file. 13020 Use ${tm_file} and ${xm_file} to refer to the main files. 13021 Sort some entries for consistency and reformat some others. 13022 (rs6000, powerpc): Remove bogus test on host == target. 13023 (alpha-*-linux): xm-linux.h no longer includes xm-alpha. 13024 (alpha-*-osf*): Remove redundant setting of target_cpu_default. 13025 (*-convex-*): Use target_cpu_default instead of separate .h files. 13026 (clipper-intergraph-clix*): clix.h no longer includes any files. 13027 (i860, i960, pdp11): Reflect removal of includes listed below. 13028 * alpha/xm-linux.h: No longer include xm-alpha.h. 13029 * clipper/clix.h: No longer include clipper.h and svr3.h. 13030 * convex.h: Provide a default for TARGET_DEFAULT. 13031 Take "or" of TARGET_DEFAULT and TARGET_CPU_DEFAULT everywhere. 13032 * convex/convex{1,2,32,34,38}.h: Deleted. 13033 * i860/bsd-gas.h: No longer include bsd.h. 13034 * i860/bsd.h: No longer include i860.h. 13035 * i860/fx2800.h: No longer include i860/sysv4.h. 13036 (OUTPUT_TDESC): No longer define. 13037 (ASM_FILE_END): Move redefinition to here. 13038 * i860/mach.h: No longer include i860.h. 13039 * i860/paragon.h, i860/sysv3.h: No longer include i860.h and svr3.h. 13040 * i860/sysv4.h: No longer include i860.h and svr4.h. 13041 (ASM_FILE_END): Delete redefinition from here. 13042 * i860/xm-fx2800.h: No longer include xm-i860.h. 13043 * i860/xm-paragon.h, i860/xm-sysv{3,4}.h: Deleted. 13044 * i960/i960-coff.h: No longer include i960.h and dbxcoff.h. 13045 * i960/vx960-coff.h: No longer include i960-coff.h. 13046 * i960/vx960.h: No longer include i960.h. 13047 * pdp11/2bsd.h: No longer include pdp11.h. 13048 13049 * i370/i370.h: Renamed from mvs.h. 13050 * i370/i370.c: Renamed from mvs370.c. 13051 * i370/t-i370: Renamed from t-mvs. 13052 * i370/xm-i370.h: Renamed from xm-mvs.h. 13053 * configure (i370-*-mvs*): Use default names for all files. 13054 13055 * c-parse.in: Update number of shift/reduce conflicts for objc. 13056 13057Sat May 18 08:20:17 1996 Dennis Glatting (dennisg@plaintalk.bellevue.wa.us) 13058 13059 * m68k/next.h (FINALIZE_TRAMPOLINE): Add missing backslashes. 13060 13061Fri May 17 19:57:20 1996 Pat Rankin <rankin@eql.caltech.edu> 13062 13063 * vax/xm-vms.h (dbxout_resume_previous_source_file): New macro. 13064 13065Fri May 17 14:20:13 1996 Mike Stump <mrs@cygnus.com> 13066 13067 * expr.c (expand_expr, cond TARGET_EXPR): Make TARGET_EXPRs 13068 redoable for UNSAVE_EXPR. 13069 * stmt.c (expand_decl_cleanup): Wrap the cleanup in an UNSAVE_EXPR 13070 to that we can redo it. 13071 * tree.c (unsave_expr_now): Handle TARGET_EXPRs fully now. 13072 * tree.def (TARGET_EXPR): Add a fourth field so that TARGET_EXPRs 13073 are redoable. 13074 13075 * expr.c (expand_expr, cond UNSAVE_EXPR): Move from the C++ 13076 frontend to the backend where it belongs. 13077 * tree.c (unsave_expr{,_now}): Likewise. 13078 * tree.def (UNSAVE_EXPR): Likewise. 13079 * tree.h (unsave_expr{,_now}): Likewise. 13080 13081Fri May 17 15:04:40 1996 Michael Meissner <meissner@tiktok.cygnus.com> 13082 13083 * rs6000.md (lshrsi3 insns): Add special case code for shifting by 13084 0 to avoid bad code generated with no optimization. 13085 13086Fri May 17 13:50:55 1996 Jason Merrill <jason@yorick.cygnus.com> 13087 13088 * i386/unix.h (ASM_OUTPUT_MI_THUNK): Define. 13089 * i386/{att.h,bsd.h,sun386.h} (ASM_OUTPUT_MI_THUNK): Delete. 13090 13091Fri May 17 13:34:28 1996 Ian Lance Taylor <ian@cygnus.com> 13092 13093 * fp-bit.c (_fpdiv_parts): Correct sign handling when 13094 dividing zero or infinity by something. 13095 13096Fri May 17 12:36:36 1996 Doug Evans <dje@seba.cygnus.com> 13097 13098 Standardize option output in assembler files. 13099 * Makefile.in (toplev.o): Pass -DTARGET_NAME. 13100 * arm/aout.h (ASM_OUTPUT_OPTIONS): Delete. 13101 (ASM_FILE_START): Delete option output support. 13102 * arm.c (output_option, output_options, m_options): Delete. 13103 * m88k.c (output_file_start): Delete option output support. 13104 * m88k.h (ASM_COMMENT_START): Define. 13105 * mips.c (target_switches, print_options): Delete. 13106 (mips_asm_file_start): Put output of -G,Cpu,ISA here. 13107 * mips.h (ASM_COMMENT_START): Change from "\t\t#" to " #". 13108 * rs6000.c (output_option, m_options, output_options): Delete. 13109 * rs6000.h (ASM_OUTPUT_OPTIONS): Delete. 13110 (ASM_COMMENT_START): Define. 13111 (ASM_FILE_START): Delete option output support. 13112 * rs6000/sysv4.h (ASM_FILE_START): Likewise. 13113 * rs6000/win-nt.h (ASM_FILE_START): Likewise. Delete duplicate. 13114 * sh.c (output_option, m_options, output_options): Delete. 13115 (output_file_start): Delete option output support. 13116 * sh.h (ASM_FILE_START): Likewise. 13117 (ASM_COMMENT_START): Define. 13118 * dwarfout.c (*): flag_verbose_asm renamed to flag_debug_asm. 13119 * flags.h (flag_debug_asm): Declare. 13120 * toplev.c (print_version): New function. 13121 (print_single_switch): New arguments pos, max, indent, sep, term. 13122 (print_switch_values): New arguments pos, max, indent, sep, term. 13123 Update call to print_single_switch. Output options passed and 13124 options enabled. 13125 (MAX_LINE): New macro. 13126 (flag_debug_asm): Define. 13127 (compile_file): Output options to assembler file. 13128 (main): Recognize -dA. Call print_version. Update call to 13129 print_switch_values. 13130 (line_position): Deleted. 13131 13132Fri May 17 10:50:44 1996 Stan Cox (coxs@dg-rtp.dg.com) 13133 13134 * i386.c (function_prologue, ix86_expand_prologue, 13135 function_epilogue, ix86_expand_epilogue): Generate prologue and 13136 epilogue as RTL (prior to scheduling) instead of emitting asm. 13137 (override_options): If only -march is given, make it the default -mcpu. 13138 * i386.h (FUNCTION_BEGIN_EPILOGUE): Renamed from FUNCTION_EPILOGUE. 13139 * i386.md (return, return_internal, prologue, prologue_set_got, 13140 prologue_get_pc, epilogue, leave, pop): New patterns for emitting 13141 asm from prologue and epilogue RTL. 13142 * m88k/t-dgux (T_CFLAGS): Delete. 13143 * m88k/x-dgux (X_CFLAGS): New. 13144 13145Fri May 17 09:54:23 1996 Jim Meyering (meyering@asic.sc.ti.com) 13146 13147 * Makefile.in (stamp-crt{,S}): Use -o to avoid conflicts if 13148 both of these are built in parallel. 13149 13150Fri May 17 08:55:19 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 13151 13152 * expmed.c (store_split_bit_field): Don't assume the alignment 13153 of VALUE is the same as the record. 13154 13155 * configure: Write #define TARGET_CPU_DEFAULT into tm.h 13156 instead of defining MAYBE_TARGET_DEFAULT in Makefile. 13157 (alpha-*-linux): Set target_cpu_default to 4 and xmake_file to none. 13158 (alpha-*-osf*): Set target_cpu_default to 4 if --gas. 13159 * Makefile.in (gcc.o, toplev.o, $(out_object_file)): 13160 Remove MAYBE_TARGET_DEFAULT. 13161 13162 * combine.c (insn_cuid): New function. 13163 (INSN_CUID): Sometimes call it. 13164 13165Fri May 17 08:12:37 1996 Scott Christley <scottc@net-community.com> 13166 13167 * objc/sendmsg.c (objc_get_uninstalled_dtable): New function. 13168 * objc/objc-api.h (objc_get_uninstalled_dtable): New declaration. 13169 13170 * objc/thr-os2.c, objc/thr-posix.c, objc/thr-mach.c: New files. 13171 * objc/THREADS.MACH: New file. 13172 13173 * objc/sendmsg.c (nil_method): Deleted from here. 13174 * objc/nil_method.c: New file. 13175 * Makefile (OBJC_O): Add dependency for nil_method.c. 13176 13177 * objc/hash.c (hash_is_key_in_hash): New function. 13178 * objc/hash.h: Include objc/objc.h here instead of in objc/hash.c 13179 to get BOOL typedef. 13180 13181Fri May 17 08:01:48 1996 Doug Rupp (rupp@gnat.com) 13182 13183 * msdos/configur.bat: If Ada subdirectory present, adjust Makefile. 13184 13185Fri May 17 07:40:04 1996 Ulrich Drepper (drepper@cygnus.com) 13186 13187 * stddef.h: If need_wint_t defined, nothing in this file is needed. 13188 (_WINT_T, __WINT__TYPE__, wint_t): Define under certain circumstances. 13189 13190Thu May 16 18:53:25 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 13191 13192 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ = CONST, 13193 mask the new const if VAR is a bitfield reference; also for VAR--. 13194 13195Thu May 16 18:29:03 1996 Doug Evans <dje@seba.cygnus.com> 13196 13197 * varasm.c (function_section): Delete flag_function_sections support. 13198 (assemble_start_function): Put it here. Use UNIQUE_SECTION if defined. 13199 13200Wed May 15 13:35:11 1996 Michael Meissner <meissner@tiktok.cygnus.com> 13201 13202 * rs6000.{h,c,md} (rs6000_pic_register): Delete all uses, use 13203 pic_offset_table_rtx instead. 13204 13205 * rs6000.md (move_to_float): Rewrite so that it uses the register 13206 allocator to allocate the stack temp, instead of calling 13207 rs6000_stack_temp. 13208 (fix_truncdfsi2): Likewise. 13209 13210 * rs6000.c (rs6000_stack_temp): Delete, no longer used. 13211 13212Wed May 15 10:39:27 1996 Jeffrey A. Law <law@cygnus.com> 13213 13214 * h8300.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Define. 13215 13216Sat May 11 07:42:59 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 13217 13218 * expr.c (store_field): Support BLKmode bitfield if aligned on 13219 byte boundary using emit_block_move. 13220 (expand_expr, case COMPONENT_REF): Likewise. 13221 13222Fri May 10 18:33:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 13223 13224 * configure (alpha-*-linux): Reverse order in tm_file list. 13225 Delete xmake_file. 13226 * alpha/x-linux: Deleted. 13227 * alpha/linux.h (ASM_FINAL_SPEC): Add #undef. 13228 * alpha/xm-linux.h: Remove bogus trailing #endif. 13229 13230 * loop.c (maybe_eliminate_biv_1): Disable all but two cases 13231 of biv elimination with givs and restrict those two cases to 13232 an ADD_VAL that is an address. 13233 13234 * flow.c (mark_set_1, mark_used_regs): Clean up usages 13235 of ALL_NEEDED; change to SOME_NOT_NEEDED and set properly. 13236 13237Fri May 10 11:37:38 1996 Jason Merrill <jason@yorick.cygnus.com> 13238 13239 * toplev.c (compile_file): Don't warn about artificial functions 13240 declared static and not defined. 13241 13242Thu May 9 22:03:28 1996 Doug Evans <dje@cygnus.com> 13243 13244 * varasm.c (assemble_start_function): ASM_DECLARE_FUNCTION_NAME 13245 needn't consider bytecodes. 13246 (assemble_variable): ASM_DECLARE_OBJECT_NAME needn't 13247 consider bytecodes. 13248 * toplev.c (rest_of_decl_compilation): Likewise with 13249 ASM_FINISH_DECLARE_OBJECT. 13250 * arm/aof.h (ASM_DECLARE_{FUNCTION,OBJECT}_NAME): Delete bytecode 13251 support. 13252 * vax/vms.h (ASM_DECLARE_OBJECT_NAME): Likewise. 13253 13254Thu May 9 19:36:13 1996 Jim Wilson <wilson@cygnus.com> 13255 13256 * sh.h (SET_ASM_OP): Define. 13257 13258Thu May 9 13:31:58 1996 Michael Meissner <meissner@tiktok.cygnus.com> 13259 13260 * rs6000/sysv4.h (SUBTARGET_{SWITCHES,OPTIONS}): Add support for 13261 finer grain control on -msdata, so that eabi people can specify to 13262 compile sdata code to only use r13 instead of r2/r13. Make 13263 -mrelocatable-lib turn off -msdata, just like -m relocatable does. 13264 (SUBTARGET_OVERRIDE_OPTIONS): Ditto. 13265 (ENCODE_SECTION_INFO): Move to rs6000.c. 13266 (ASM_SPEC): -msdata=eabi sets -memb also. 13267 (CC1_SPEC): -mno-sdata gets converted to -msdata=none. 13268 13269 * rs6000.c (rs6000_sdata{,_name}): Add support for finer grain 13270 control on -msdata. 13271 (output_options, small_data_operand, print_operand): Likewise. 13272 (rs6000_select_section): Likewise. 13273 (rs6000_encode_section_info): Move here from sysv4.h, section 13274 names are stored as STRING nodes, not IDENTIFIER. 13275 13276Wed May 8 21:04:49 1996 Doug Evans <dje@cygnus.com> 13277 13278 * function.c (aggregate_value_p): Return 1 if TREE_ADDRESSABLE. 13279 * pa.h (RETURN_IN_MEMORY): No longer test for TREE_ADDRESSABLE. 13280 13281Tue May 7 13:42:57 1996 Jeffrey A. Law <law@cygnus.com> 13282 13283 * h8300.c: Include obstack.h. 13284 (bit_memory_operand): New function. 13285 (print_operand): Append ":16" to a memory reference to 13286 the tiny data area. 13287 (h8300_tiny_data_p): New function. 13288 (h8300_valid_machine_decl_attribute): Accept "tiny_data". Fix typo. 13289 (h8300_encode_label): New function. 13290 (h8300_adjust_insn_length): References to the tiny data section 13291 are two bytes shorter than normal accesses on the H8/300H. 13292 * h8300.h (OK_FOR_U): Fix thinko. 13293 (ENCODE_SECTION_INFO): Encode info for tiny data variables. 13294 (STRIP_NAME_ENCODING): Define. 13295 * h8300.md (movqi insn): Fix length for a constant load. 13296 (movstrictqi, movhi, movstricthi): Likewise. 13297 (memory btst patterns): Add register to the constraints to keep 13298 reload happy. 13299 13300 * h8300.h (OK_FOR_U): (const (plus (symbol_ref) (const_int))) 13301 is valid U operand if SYMBOL_REF_FLAG is set on SYMBOL_REF. 13302 * h8300.md (memory btst patterns): New patterns. 13303 13304 * h8300.c (h8300_eightbit_data_p): Renamed from h8300_tiny_data_p. 13305 (h8300_eightbit_data_p): Check for the "eightbit_data" 13306 attribute instead of "tiny_data". 13307 (h8300_valid_machine_decl_attribute): Likewise. 13308 * h8300.h (ENCODE_SECTION_INFO): Call h8300_eightbit_data_p 13309 instead of h8300_tiny_data_p. 13310 13311 * h8300.h (READONLY_DATA_SECTION): Define. 13312 (EXTRA_SECTIONS): Add in_readonly_data. 13313 (READONLY_DATA_SECTION_ASM_OP): Define. 13314 (EXTRA_SECTION_FUNCTINOS): Add readonly_data. 13315 13316Tue May 7 09:26:24 1996 Jason Merrill <jason@yorick.cygnus.com> 13317 13318 * varasm.c (make_decl_rtl): Update DECL_ASSEMBLER_NAME for local 13319 statics. Remove reference to flag_no_common. 13320 13321Mon May 6 21:38:36 1996 Paul Eggert <eggert@twinsun.com> 13322 13323 * cpplib.c (skip_comment, handle_directive): Don't use uninit vars. 13324 13325Mon May 6 18:47:36 1996 Doug Evans <dje@cygnus.com> 13326 13327 * dbxout.c (dbxout_function): When deciding to call dbxout_function_end 13328 change test from flag_function_sections to DECL_SECTION_NAME != NULL. 13329 13330 * varasm.c (named_section): Accept any decl. 13331 13332Mon May 6 16:41:08 1996 Stan Cox (coxs@dg-rtp.dg.com) 13333 13334 * final.c (final_scan_insn): Modify conditional moves whose cc is 13335 nonstandard. 13336 13337 * c-common.c (decl_attributes): Chain multiple attributes correctly. 13338 13339Mon May 6 15:41:43 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 13340 13341 * stmt.c (expand_decl): Don't deduce alignment of SIZE from 13342 DECL_ALIGN; use TYPE_ALIGN instead. 13343 13344 * function.c (assign_parms): Set RTX_UNCHANGING_P in stack_parm 13345 if parm is read-only. 13346 13347 * c-common.c (truthvalue_conversion, case ADDR_EXPR): Don't 13348 treat address of external decl as always nonzero. 13349 13350Mon May 6 11:33:57 1996 Jason Merrill <jason@yorick.cygnus.com> 13351 13352 * c-decl.c (start_decl): Check -fno-common here. 13353 * varasm.c (assemble_variable): Instead of here. 13354 * final.c (end_final): Likewise. 13355 * c-common.c (init_attributes, decl_attributes): Add A_COMMON. 13356 13357Mon May 6 11:12:39 1996 Mike Stump <mrs@cygnus.com> 13358 13359 * expr.c (expand_increment): Add third parameter to know when to 13360 ignore the result value. 13361 (store_constructor): Likewise 13362 (expand_expr, case {PRE,POST}{INC,DEC}REMENT_EXPR): Likewise. 13363 * tree.c (stabilize_reference): Always ignore the first operand of 13364 COMPOUND_EXPRs. 13365 13366Mon May 6 13:14:45 1996 Jim Wilson <wilson@cygnus.com> 13367 13368 * sh.c (gen_shifty_op): Truncate VALUE to avoid out of bounds array 13369 access. 13370 13371 * expr.c (expand_expr, case INDIRECT_REF): Delete obsolete code 13372 to special case a SAVE_EXPR operand. 13373 13374Mon May 6 10:00:12 1996 Pat Rankin <rankin@eql.caltech.edu> 13375 13376 * vax.h (ASM_OUTPUT_MI_THUNK): Define. 13377 13378Mon May 6 09:49:10 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 13379 13380 * m68k/linux.h: Use the new trampoline definition. 13381 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Deleted. 13382 (INITIALIZE_TRAMPOLINE): Changed. 13383 (FINALIZE_TRAMPOLINE, CLEAR_INSN_CACHE): New. 13384 13385Mon May 6 09:43:55 1996 Patrick J. LoPresti (patl@lcs.mit.edu) 13386 13387 * rtlanal.c (rtx_addr_varies_p): Scan operands of type `E'. 13388 13389Mon May 6 09:04:40 1996 H.J. Lu (hjl@gnu.ai.mit.edu) 13390 13391 * x-linux{,-aout} (BOOT_CFLAGS, STMP_FIXPROTO, STMP_FIXPROTO): Deleted. 13392 * config/t-linux (BOOT_CFLAGS, STMP_FIXPROTO, STMP_FIXPROTO): New, 13393 moved from x-linux. 13394 * t-linux-aout: New file. 13395 * configure (i[3456]86-*-linux*oldld*, i[3456]86-*-linux*aout*): 13396 Set tmake_file to t-linux-aout. 13397 13398Sun May 5 22:13:22 1996 H.J. Lu (hjl@gnu.ai.mit.edu) 13399 13400 * Makefile.in (gxx_include_dir): Change to $(prefix)/include/g++. 13401 (old_gxx_include_dir): New - defined as $(libdir)/g++-include. 13402 (cccp.o, cpplib.o): Also pass OLD_GPLUSPLUS_INCLUDE_DIR (set 13403 from $(old_gxx_include_dir)). 13404 * cccp.c (include_defaults_array): For C++, also search 13405 OLD_GPLUSPLUS_INCLUDE_DIR. 13406 * cpplib.c (default_include): Likewise. 13407 * configure: Remove no-longer-needed support for --gxx-include-dir. 13408 13409Sun May 5 21:59:53 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 13410 13411 * c-lex.c (check_newline): Fix #pragma parsing; issue error message 13412 for directive that starts with `p' but isn't `pragma'. 13413 13414Sun May 5 13:13:40 1996 Jeremy Bettis <jeremy@hksys.com> 13415 13416 * objc/hash.c (hash_value_for_key): Prevent endless loop when 0 was 13417 stored in a hashtable. 13418 13419Sun May 5 13:09:54 1996 Satoshi Adachi (adachi@wisdom.aa.ap.titech.ac.jp) 13420 13421 * m68k/newsgas.h (SET_ASM_OP, ASM_WEAKEN_LABEL): Define. 13422 13423Sun May 5 12:48:08 1996 Stephen L Moshier (moshier@world.std.com) 13424 13425 * tree.c (build_real_from_int_cst): Remove spurious test for 13426 REAL_IS_NOT_DOUBLE. 13427 13428Sat May 4 12:17:58 1996 Richard Earnshaw (rearnsha@armltd.co.uk) 13429 13430 * arm.h (ASM_OUTPUT_MI_THUNK): Moved here from aout.h. Rewrite to be 13431 independent of the selected assembler, and to use optimal number of 13432 instructions. 13433 * arm/aout.h (ASM_OUTPUT_MI_THUNK): Delete. 13434 13435 * arm/aout.h (ASM_OUTPUT_OPTIONS): Define. 13436 (ASM_FILE_START): Call ASM_OUTPUT_OPTIONS. 13437 (BSS_SECTION_OP): Define. 13438 (ASM_OUTPUT_ALIGN): Don't output anything if byte alignment is wanted. 13439 (ASM_OUTPUT_ALIGNED_BSS): Define. 13440 * arm.h (target_cpu_name): Delete. 13441 (TARGET_SWITCHES): Delete "be" and "le". 13442 (TARGET_OPTIONS): Delete "cpu-", add "tune=". 13443 (struct arm_cpu_select): New struct. 13444 (PROCESSOR_DEFAULT, TARGET_CPU_DEFAULT): Define. 13445 (EXTRA_CC_MODES, EXTRA_CC_NAMES): Add CC_Cmode. 13446 (CANONICALIZE_COMPARISON): Define. 13447 * arm.c (arm_select): Declare and initialize. 13448 (all_procs): Add arm7100. 13449 (arm_override_options): Parse arm_select structure to determine 13450 selected architecture and tuning parameters. 13451 (output_option, output_options): New functions. 13452 (arm_canonicalize_comparison): New function. 13453 (arm_gen_movstrqi): Don't add a writeback of the index registers for 13454 the last instructions. 13455 (arm_select_cc_mode): Detect case where mode is carry out of unsigned 13456 arithmetic. 13457 (output_lcomm_directive): Use bss_section (), and use alignment 13458 rather than rounding. 13459 (get_arm_condition_code): Handle CC_Cmode. 13460 (final_prescan_insn): Avoid boundary case where we would occasionally 13461 inline MAX_INSNS_SKIPPED+1 insns. Allow call_insns to be inlined in 13462 APCS_32 mode if they are the last insn in the block. 13463 * arm.md (*addsi3_compareneg): Delete potentially unsafe insn. 13464 (*addsi3_compare_op[12]): New insns. 13465 (*compare_addsi2_op[01]): New insns. 13466 (*addsi3_carryin, *addsi3_carryin_alt[12]): New insns. 13467 (*cmp_ite1): Use arm_add_operand instead of arm_rhs_operand. 13468 * semi.h (PROCESSOR_DEFAULT): Default to PROCESSOR_ARM6. 13469 13470Fri May 3 10:52:11 1996 1996 Stan Cox (coxs@dg-rtp.dg.com) 13471 13472 * i386.md (movesicc, movehicc) Pentium Pro conditional move insns. 13473 13474 * i386.h (TARGET_PENTIUMPRO, TARGET_CMOVE, BRANCH_COST, 13475 ASM_OUTPUT_FUNCTION_PREFIX): New macros for conditional move. 13476 13477 * i386.c (asm_output_function_prefix, function_prologue): Setup 13478 pic on Pentium Pro so a return will match the call. 13479 (print_operand, put_condition_code): Output conditional move suffixes. 13480 13481Fri May 3 10:52:11 1996 Jason Merrill <jason@yorick.cygnus.com> 13482 13483 * i386/{att.h,gas.h,bsd.h,sub386.h} (ASM_OUTPUT_MI_THUNK): Define. 13484 13485Wed May 1 17:54:51 1996 Doug Evans <dje@cygnus.com> 13486 13487 * sparc.h (ASM_OUTPUT_MI_THUNK): Fix for sparc64, optimize. 13488 13489Wed May 1 13:28:32 1996 Jason Merrill <jason@yorick.cygnus.com> 13490 13491 * i386/linux.h (ASM_OUTPUT_ALIGNED_BSS): Define. 13492 * i386/sysv4.h: Likewise. 13493 * sparc/sysv4.h: Likewise. 13494 13495Wed May 1 01:44:47 1996 Jeffrey A. Law <law@cygnus.com> 13496 13497 * h8300.c (h8300_adjust_insn_length): Adjust the cost of 13498 shifts by small constant values. 13499 * h8300.md: Remove names from many patterns which don't need them. 13500 (compare insns): Don't underestimate lengths. 13501 (andqi3 expander): Remove constrains. 13502 (andhi3): Don't underestimate length. 13503 (andsi3): Don't underestimate length. Improve code when upper 13504 or lower half of destination is being cleared. 13505 (indirect_jump_h8300, indirect_jump_h8300h): Simplify. 13506 (shift insns): Remove useless "I" constraint. 13507 13508 * h8300.md (bcs type): Remove "bcs" type attribute and all references. 13509 (bcs insns): Delete. No longer needed. 13510 (setcc from bitfield): Rewrite to use zero_extract. Provide 13511 QImode, HImode and SImode variants. 13512 13513Tue Apr 30 18:13:09 1996 Jason Merrill <jason@yorick.cygnus.com> 13514 13515 * svr4.h (SELECT_SECTION): If RELOC is true, put it in data. 13516 13517Tue Apr 30 17:26:30 1996 Jason Merrill <jason@yorick.cygnus.com> 13518 13519 * fold-const.c (fold): Don't call convert to recreate tree nodes 13520 we already have. 13521 13522Tue Apr 30 16:52:41 1996 Jeffrey A. Law <law@cygnus.com> 13523 13524 * h8300.c (one_insn_adds_subs_operand): New function. 13525 (h8300_adjust_insn_length): New function. 13526 * h8300.h (ADJUST_INSN_LENGTH): Define. 13527 * h8300.md: Remove obsolete comments. 13528 (move patterns): Tweak constraints. 13529 (tst patterns): Use "register_operand" for predicate. 13530 (adds pattern): Use one_insn_adds_subs_operand to get length 13531 computation correct. 13532 (subs pattern): Similarly. 13533 (movstrhi): Remove unused expander. 13534 (fancy*, pxor, and-not patterns): Remove. No longer needed. 13535 13536Tue Apr 30 13:35:06 1996 Michael Meissner <meissner@tiktok.cygnus.com> 13537 13538 * rs6000/sol-c0.c (_start): Temporarily display calling 13539 __do_global_ctors, since the Solaris linker doesn't handle the 13540 relocations properly. 13541 13542Mon Apr 29 13:03:12 1996 Doug Evans <dje@cyguns.com> 13543 13544 * sparc/vxsparc.h: sparc-aout.h renamed to aout.h. 13545 13546Mon Apr 29 00:35:15 1996 Jeffrey A. Law <law@cygnus.com> 13547 13548 * h8300.c (names_small): Remove "BAD" postfix from %r7 byte registers. 13549 (rtx_equal_function_value_matters): Remove extra declaration. 13550 (output_simode_bld): New function. 13551 * h8300.h (NO_FUNCTION_CSE): Do define this. 13552 (reg_class): Remove LONG_REGS, SP_REG, SP_AND_G_REGS. 13553 (REG_CLASS_{NAMES,CONTENTS,FROM_LETTER}): Corresponding changes. 13554 (REGNO_REG_CLASS): Corresponding changes. 13555 (output_simode_bld): Declare. 13556 * h8300.md: Nuke comments for stuff which has been fixed. 13557 (all patterns): Remove references to register class "a" (SP_REGS) 13558 which no longer exists. 13559 (many patterns): Accept auto-inc auto-dec addresses in more cases. 13560 (zero_extendqisi2): New pattern for the H8/300. 13561 (zero_extendhisi2): Only use zero_extendhisi2_h8300 when not 13562 optimizing. 13563 (extendhisi2): Only use extendhisi2_h8300 when not optimizing. 13564 (extendqisi2): New pattern for the H8/300. 13565 (bitfield related patterns): Completely rewrite. 13566 (fancy_bclr, fancy_btst): Deleted. 13567 (addhi3 pattern for h8300): Handle case where we can't make matching 13568 constraints (works around hard to fix reload problem). 13569 (stack_pointer_manip): Delete. 13570 (and not patterns): New combiner patterns. 13571 13572 * pa.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Make sure the 13573 final $CODE$ subspace is in the $TEXT$ space. 13574 13575Sun Apr 28 14:52:21 1996 Jason Merrill <jason@yorick.cygnus.com> 13576 13577 * svr4.h (ASM_OUTPUT_SECTION_NAME): If no decl is specified, 13578 make the section read/write data. 13579 13580Sat Apr 27 10:28:59 1996 Michael Meissner <meissner@wogglebug.tiac.net> 13581 13582 * rs6000/t-ppcgas (MULTILIB_EXCEPTIONS): Don't allow -mrelocatable 13583 and -mcall-sysv-noeabi. 13584 13585 * rs6000/sysv.h (SUBTARGET_OVERRIDE_OPTIONS): The -mcall-aix 13586 option sets -meabi. Don't allow -mrelocatable without -meabi. 13587 13588Fri Apr 26 16:10:46 1996 Doug Evans <dje@cygnus.com> 13589 13590 * sparc.md (*smacsi,*smacdi,*umacdi): Fix constraint on 13591 operand 0. 13592 13593Fri Apr 26 14:36:33 1996 Michael Meissner <meissner@tiktok.cygnus.com> 13594 13595 * i960/t-{960bare,vxworks960} (MULTILIB*): Add 13596 soft-float multilib support. 13597 13598Fri Apr 26 06:38:56 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 13599 13600 * stor-layout.c (layout_decl): Turn off DECL_BIT_FIELD for BLKmode 13601 that's properly aligned and a multiple of a byte. 13602 13603Thu Apr 25 22:43:19 1996 Doug Evans <dje@cygnus.com> 13604 13605 * i386/gas.h (ASM_OUTPUT_ALIGN): #if 0 out again. 13606 Undoes change of Apr. 9. 13607 * i386/go32.h (ASM_OUTPUT_ALIGN): Define. 13608 13609Thu Apr 25 14:05:33 1996 Richard Kenner (kennervlsi1.ultra.nyu.edu) 13610 13611 * calls.c (expand_call): In inlining case, if BEFORE_CALLS is 13612 zero, start looking at first insn (one more place). 13613 13614 * expr.c (expand_builtin, case BUILT_IN_SETJMP): CLOBBER the 13615 static chain after label at setjmp point. 13616 13617Thu Apr 25 09:02:24 1996 Michael Meissner <meissner@tiktok.cygnus.com> 13618 13619 * rs6000.c (print_operand{,_address}): Correct compile error if 13620 TARGET_EABI is not defined. Also, just call small_data_operand, 13621 without testing the ABI. 13622 (rs6000_select_section): Ditto. 13623 13624 * rs6000/sysv4.h (CC1_SPEC): For -mcall-solaris, don't pass 13625 -mno-main-init. 13626 13627Wed Apr 24 18:26:48 1996 Brendan Kehoe <brendan@lisa.cygnus.com> 13628 13629 * collect2.c (handler): Delete export_file when we get a signal. 13630 13631Wed Apr 24 14:54:44 1996 Jeffrey A. Law <law@cygnus.com> 13632 13633 * pa/pa1-ghpux.h (LINK_SPEC): Define. Link in PA1.1 libraries 13634 by default. 13635 * pa/{pa1-ghpux9.h, pa1-hpux.h, pa1-hpux9.h}: Likewise. 13636 13637Wed Apr 24 11:12:06 1996 Michael Meissner <meissner@tiktok.cygnus.com> 13638 13639 * configure (powerpc{,le}-*-eabi*): Use t-ppc{,gas}, instead of 13640 t-eabi{,gas}. 13641 (powerpc-*-linux,powerpcle-*-solaris): Add definitions. 13642 (MULTILIB_DIRNAMES): Pick shorter names for the multilib 13643 directories. 13644 (MULTILIB_*): Do not build -msdata versions of the library. Build 13645 both system V and eabi versions of the libraries. 13646 13647 * rs6000/t-ppc{,gas} (MULTILIB*): Don't build -msdata versions of 13648 the libraries. Split -mcall-sysv libraries into 13649 -mcall-sysv-{eabi,noeabi} varients. 13650 (LIB2FUNCS_EXTRA): Add eabi.S, eabi-ctors.c. 13651 (eabi.S): Use eabi.S, not eabi.s for eabi.asm. 13652 (crt files): Add support for Solaris crt files. 13653 13654 * rs6000/sol{2.h,-c0.c,-ci.asm,-cn.asm}: New files for Solaris. 13655 13656 * rs6000/linux.h: New file for Linux-based GNU system support. 13657 13658 * rs6000/eabi-ci.asm (ppc-asm.h): Include. 13659 (.got section): Correct attribute. 13660 13661 * rs6000/eabi-c{i,n}.asm (.init,.finit): Add support for System V 13662 style .init/.fini sections, that constructors and destructors 13663 place a bl <func> in the appropriate section. 13664 13665 * rs6000/eabi-ctors.c (__do_global_{c,d}tors): Call __init, and 13666 __fini to handle constructors/destructors in the .init, .fini 13667 sections. 13668 13669 * rs6000/{eabi,sysv}.h: Move most eabi configuration stuff from 13670 eabi.h to sysv.h. 13671 13672 * rs6000/sysv.h (TARGET_*): Convert -mcall-xxx from switch into option. 13673 Add -mcall-{solaris,linux,sysv-eabi,sysv-noeabi} options. 13674 Add -m{,no-}eabi options to control whether we adhere to 13675 the System V spec or the EABI spec. Add -m{,no-}regnames to 13676 control whether registers are printed out as %r0 instead of 0. 13677 (SUBTARGET_OVERRIDE_OPTIONS): Add support for new -mcall options. 13678 (FP_ARG_MAX_REG): Use new macros for ABI conformance. 13679 (RS6000_REG_SAVE): Likewise. 13680 (STACK_BOUNDARY,BIGGEST_ALIGNMENT): If eabi, align to 8 byte 13681 boundary, otherwise 16 byte. 13682 (EXTRA_SECTIONS): Add .init, .fini sections. 13683 (*_SPEC): Reorganize so that the different targets all have sub 13684 specs that go in the specs file. Add support for linux and 13685 Solaris targets. 13686 13687 * rs6000/{sysv4,eabi}*.h (*_SPECS): Only override the default 13688 spec, all other specs moved to sysv4.h. 13689 (RS6000_ABI_NAME): Use RS6000_ABI_NAME to set the default ABI 13690 name, not TARGET_DEFAULTS. 13691 13692 * rs6000/xm-sysv4.h (alloca): Properly declare alloca if compiler 13693 is not GCC. 13694 (DONT_DECLARE_SYS_SIGLIST): Define. 13695 13696 * rs6000.c (rs6000_abi_name): New global for getting the results 13697 of -mcall-xxx. 13698 (rs6000_reg_names): New global for holding the normal register names. 13699 (alt_reg_names): Alternate register names for -mregnames. 13700 (rs6000_override_options): If -mregnames, copy alt_reg_names into 13701 rs6000_reg_names. 13702 (input_operand): Recognize ABI_SOLARIS. 13703 (small_data_operand, init_cumulative_args): Likewise. 13704 (function_arg{,_boundary,_advance,_partial_nregs}): Likewise. 13705 (function_arg_pass_by_reference, setup_incoming_varargs): Likewise. 13706 ({rs6000,debug}_stack_info, output_{prolog,epilog}): Likewise. 13707 (print_operand): %$ prints '.' on Solaris, '$' elsewhere. 13708 (print_operand{,_address}): If not eabi, use @sdarel for small 13709 data references. 13710 (rs6000_stack_info): Only emit __eabi call if TARGET_EABI. 13711 13712 * rs6000.h (*_SPECS): Move the System V specs to svr4.h. 13713 (ABI_SOLARIS): New ABI, mostly like System V. 13714 (EXTRA_CONSTRAINT): Use ABI_SOLARIS like ABI_V4. 13715 (RETURN_ADDRESS_OFFSET, (LEGITIMATE_SMALL_DATA_P): Likewise. 13716 (RETURN_IN_MEMORY): On Solaris, small structures are returned in regs. 13717 (REGISTER_NAMES): Use rs6000_reg_names array, instead of string 13718 literals. 13719 (DEBUG_REGISTER_NAMES): Define. 13720 (ADDITIONAL_REGISTER_NAMES): Add sp, toc aliases. 13721 (PRINT_OPERAND_PUNCT_VALID_P): Recognize $ as a punctuation char. 13722 13723 * rs6000.md (got & call patterns): Use ABI_SOLARIS to mean the 13724 same as ABI_V4. 13725 (branch patterns): Use %$ for the current location, not just $. 13726 13727 * va-ppc.h: Add Solaris support. 13728 13729Tue Apr 23 20:02:13 1996 Doug Evans <dje@cygnus.com> 13730 13731 * sparc.c (output_function_prologue): In -mbroken-saverestore 13732 case, %sp = %fp - size. 13733 * sparc/t-splet (TARGET_LIBGCC2_CFLAGS): Delete. 13734 * sparc.md (isa attribute): Add sparclet. 13735 (*smacsi,*smacdi,*umacdi): Use match_operand, not match_dup 13736 for third arg. 13737 (*mulsidi3_sp32,const_mulsidi3,*umulsidi3_sp32,const_umulsidi3): Use 13738 smuld,umuld for sparclet. 13739 13740Tue Apr 23 16:28:28 1996 Michael Meissner <meissner@wombat.gnu.ai.mit.edu> 13741 13742 * m68k/m68kemb.h: Add {LINK,STARTFILE,LIB,SUBTARGET}_SPEC, so 13743 gcc will use libgloss for supported target boards {idp,mvme,bcc}. 13744 13745Tue Apr 23 16:00:28 1996 Per Bothner <bothner@cygnus.com> 13746 13747 * expr.c (store_constructor): Fix test for missing array elements. 13748 13749Tue Apr 23 11:21:09 1996 Stephen L Moshier (moshier@world.std.com) 13750 13751 * i386/sco5.h (BSS_SECTION_ASM_OP): Use `data' directive. 13752 (ASM_OUTPUT_ALIGNED_LOCAL): Generate an `lcomm' directive. 13753 (TARGET_DEFAULT): Include TARGET_IEEE_FP. 13754 (CPP_PREDEFINES): Include Di386. 13755 13756Mon Apr 22 12:00:46 1996 David Edelsohn <edelsohn@mhpcc.edu> 13757 13758 * rs6000.h (BIGGEST_FIELD_ALIGNMENT): Delete. 13759 (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Define. 13760 * sysv4.h (BIGGEST_FIELD_ALIGNMENT): Delete. 13761 (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Undefine. 13762 * win-nt.h (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Undefine. 13763 13764Sun Apr 21 17:52:36 1996 Jim Wilson <wilson@cygnus.com> 13765 13766 * m68k/coff.h (ASM_OUTPUT_SECTION): Test DECL before 13767 dereferencing it. 13768 13769 * cse.c (cse_process_notes): Handle SUBREG like ZERO_EXTEND. 13770 13771Sun Apr 21 12:57:12 1996 Doug Evans <dje@cygnus.com> 13772 13773 * arm/aout.h (ASM_OUTPUT_MI_THUNK): Define. 13774 13775Sun Apr 21 09:50:09 1996 Stephen L Moshier (moshier@world.std.com) 13776 13777 * choose-temp.c: Include sys/types.h before sys/file.h for sco3.2v5. 13778 13779Sun Apr 21 08:42:13 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 13780 13781 * alpha.c (check_float_value): Cast args of bcopy to avoid warnings. 13782 13783Sat Apr 20 21:22:21 1996 David Edelsohn <edelsohn@mhpcc.edu> 13784 13785 * stor-layout.c (layout_record): Use ADJUST_FIELD_ALIGN to modify 13786 alignment of fields within records. 13787 13788Sat Apr 20 19:55:33 1996 Niels Moller <nisse@lysator.liu.se> 13789 13790 * c-parse.in (typespec): Made <SomeProtocol> equivalent 13791 to (id <SomeProtocol>). 13792 (non_empty_protocolrefs): New nonterminal. 13793 13794Sat Apr 20 08:34:02 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) 13795 13796 * stmt.c (check_for_full_enumeration_handling): Call case_tree2list 13797 before checking for case expressions not corresponding to enumerators. 13798 (mark_seen_cases): If SPARSENESS == 2, exploit AVL order. 13799 Else, convert tree to list. 13800 Set xlo to -1 if SPARSENESS == 1 search failed. 13801 (expand_end_case): Avoid calling case_tree2list on list. 13802 13803Fri Apr 19 16:54:57 1996 Michael Meissner <meissner@tiktok.cygnus.com> 13804 13805 * rs6000/win-nt.h (BIGGEST_FIELD_ALIGNMENT): Set to 64, not 13806 32 that AIX uses. 13807 13808Fri Apr 19 16:40:38 1996 Stan Cox <coxs@dg-rtp.dg.com> 13809 13810 * i386.md (movqi): Handle QImode values in %si and %di. 13811 13812Thu Apr 18 20:56:56 1996 Jim Wilson <wilson@cygnus.com> 13813 13814 * sh.md (lshrsi3): Change gen_ashlsi3_d to gen_lshrsi3_d. 13815 13816Thu Apr 18 15:49:28 1996 Per Bothner <bothner@cygnus.com> 13817 13818 * sparc.h (ASM_OUTPUT_MI_THUNK): Define. 13819 13820Thu Apr 18 15:19:26 1996 Jeffrey A. Law <law@cygnus.com> 13821 13822 * h8300.md: Remove "type" attribute from all patterns except those 13823 which have varying length branches. Eliminate obsolete "type" 13824 attributes. Add "length" and "cc" attributes to insns without them; 13825 fix some length computations. Remove patterns which are commented out. 13826 13827 * h8300.md (zero extension expanders and insns): Simplify, fix various 13828 length problems, provide optimized versions for the h8300 and h8300h. 13829 (sign extension expanders and insns): Likewise. Make them 13830 nearly identical to zero_extension patterns and insns. 13831 13832Wed Apr 17 18:50:16 1996 Jeffrey A. Law <law@cygnus.com> 13833 13834 * pa.h (SELECT_SECTION): Define. Never place a something 13835 into the read-only data section if it requires a reloc. 13836 13837 * pa.md (rotlsi3): Delete unnecessary and incorrect pattern. 13838 13839Wed Apr 17 17:15:40 1996 Michael Meissner <meissner@tiktok.cygnus.com> 13840 13841 * rs6000.md (movdi): Never FAIL, even if operand[1] is not a 13842 general operand, due to being in volatile memory. 13843 13844Wed Apr 17 15:20:10 1996 Brendan Kehoe <brendan@lisa.cygnus.com> 13845 13846 * c-lex.c (check_newline): Rewrite to use tokens. 13847 (handle_sysv_pragma): Take a token instead of a character. 13848 * i960.c (process_pragma): Take the IDENTIFIER_POINTER tree 13849 node instead of a character. 13850 * sh.c (handle_pragma): Likewise. 13851 * config/nextstep.c (handle_pragma): Likewise. 13852 * h8300.c (handle_pragma): Likewise. 13853 * i960.h (HANDLE_PRAGMA): Expect/pass 2nd arg of NODE, not CH. 13854 * sh.h (HANDLE_PRAGMA): Likewise. 13855 * config/nextstep.h (HANDLE_PRAGMA): Likewise. 13856 * h8300.h (HANDLE_PRAGMA): Likewise. 13857 13858Wed Apr 17 14:28:43 1996 Doug Evans <dje@cygnus.com> 13859 13860 * choose-temp.c: Don't include sys/file.h ifdef NO_SYS_FILE_H. 13861 #include <stdio.h>. 13862 (choose_temp_base): Make tmp,usrtmp, static locals. 13863 13864Wed Apr 17 08:41:02 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 13865 13866 * alpha.c (alpha_emit_conditional_move): Fix some bugs in previous 13867 change and do some cleanup. 13868 13869Tue Apr 16 18:53:05 1996 Jim Wilson <wilson@cygnus.com> 13870 13871 * reload.c (push_reload): Add extra reload for inside of SUBREG if 13872 it is CONSTANT_P. 13873 13874 * expr.c (do_store_flag): Rewrite last change to avoid compiler 13875 warnings. 13876 13877 * reload.c (push_reload): When reuse an old reload, set the modes 13878 to be the larger of the old and new modes. 13879 13880 * i960/t-960bare (xp-bit.c): Fix typo in source file name. 13881 13882Tue Apr 16 18:09:16 1996 Jeffrey A. Law <law@cygnus.com> 13883 13884 * h8300.md (andhi3): If 2nd operand is a CONST_INT that meets 'J' 13885 constraint, then only two bytes are needed for this insn. Improve 13886 code generated for the h8300h when both operands are registers. 13887 (iorhi3, xorhi3): Likewise. Rework to be nearly identical to andhi3. 13888 (andsi3): If 2nd operand is a CONST_INT that meets the 'J' 13889 constraint, then only two bytes are need for this insn. 13890 Improve code generated for the h8300h regardless of the 13891 type of the 2nd operand. Make this pattern work on the h8300 too. 13892 (iorsi3, xorsi3): Likewise. Rework to be nearly identical to andsi3. 13893 (iorqi3_internal): Make this pattern look more like andqi3_internal. 13894 (one_cmplhi2, one_cmplsi2): Fix length computation for H8300H. 13895 13896Tue Apr 16 17:43:25 1996 J"orn Rennecke (amylaar@meolyon.hanse.de) 13897 13898 * i386.md (addsidi3_2): Handle non-MEM overlap case. 13899 13900Tue Apr 16 16:59:49 1996 Richard Henderson <rth@tamu.edu> 13901 13902 * function.c (expand_function_end): Allow TRAMPOLINE_TEMPLATE 13903 to be omitted on systems for which it is not cost effective. 13904 * varasm.c (assemble_trampoline_template): No such function 13905 if no TRAMPOLINE_TEMPLATE. 13906 * m68k.h: Greatly simplify the run-time trampoline code: 13907 (TRAMPOLINE_TEMPLATE, TRANSFER_FROM_TRAMPOLINE): Delete define. 13908 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Changed. 13909 (TRAMPOLINE_ALIGN): No point aligning to cache line. 13910 (FINISH_INIT_TRAMPOLINE): New define. 13911 * m68k/next.h: Instead of redefining INITIALIZE_TRAMPOLINE, 13912 make use of the new FINISH_INIT_TRAMPOLINE. 13913 * m68k/{m68k.h,next.h,aux.h} (FINISH_INIT_TRAMPOLINE): 13914 Rename to FINALIZE_TRAMPOLINE. 13915 * m68k/{linux.h,m68kv4.h}: Override trampoline macros. 13916 13917Tue Apr 16 16:02:50 1996 David Edelsohn <edelsohn@mhpcc.edu> 13918 13919 * combine.c (make_field_assignment): Allow XOR in final case. 13920 13921Tue Apr 16 11:33:53 1996 J.T. Conklin <jtc@rtl.cygnus.com> 13922 13923 * m68k.h (TARGET_SWITCHES): Don't remove MASK_68060 with -msoft-float. 13924 13925 * m68k.h (MULL_COST, MULW_COST, RTX_COSTS): Add costs for TARGET_68060. 13926 * m68k.md (ashlsi_16, lshrsi_16): Disable pattern for TARGET_68060; 13927 this special case is not faster for that cpu. 13928 13929Tue Apr 16 10:54:55 1996 Eliot Dresselhaus <dresselh@rft30.nas.nasa.gov> 13930 13931 * alpha.c (alpha_emit_conditional_move): New function. 13932 * alpha.h (alpha_emit_conditional_move): Declare it. 13933 * alpha.md (cmov* define_expands): Use it. 13934 13935Tue Apr 16 09:06:17 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 13936 13937 * function.h (struct function): New field returns_pointer. 13938 * function.c (push_function_context_{to,from}): Save and restore 13939 current_function_returns_pointer. 13940 13941 * config/svr4.h (ENDFILE_SPEC): Add missing `%s'. 13942 13943 * configure (m68k-*-linux*aout*): Set tmake_file to m68k/t-linux-aout. 13944 (m68k-*-linux*): Set extra_parts. 13945 * m68k/t-linux (INSTALL_ASSERT_H): New definition. 13946 (CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): New definitions. 13947 * m68k/t-linux-aout: New file. 13948 * m68k/linux.h (LIB_SPEC): Deleted. 13949 (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Define. 13950 13951 * m68k.h (TRAMPOLINE_ALIGNMENT): Specify alignment in bits, not bytes. 13952 13953Tue Apr 16 08:53:17 1996 Philippe De Muyter <phdm@info.ucl.ac.be> 13954 13955 * final.c (final_scan_insn): Allow removal of redundant test and 13956 compare instructions that use clobbers. 13957 13958Tue Apr 16 06:22:00 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 13959 13960 * c-decl.c (clear_limbo_values): New function. 13961 (pushdecl): Call it for function body blocks. 13962 13963 * objc/thr-decosf1.c (_objc_thread_id): Correct return type from 13964 int to _objc_thread_id. 13965 13966 * expr.c (expand_builtin, case BUILT_IN_LONGJMP): Make a decl 13967 for __dummy, so we can call make_function_rtl on it. 13968 13969 * expr.c (expand_assignment): Don't pre-evaluate RHS if a CALL_EXPR 13970 with a variable-size return. 13971 13972Mon Apr 15 17:38:45 1996 Ian Lance Taylor <ian@cygnus.com> 13973 13974 * fixincludes: Fix undefined VOIDFUNCPTR in VxWorks 5.2 <time.h>. 13975 13976Mon Apr 15 15:12:16 1996 Jim Wilson <wilson@cygnus.com> 13977 13978 * expr.c (do_store_flag): Before calling exact_log2, remove any 13979 sign extension bits. 13980 13981 * reload1.c (emit_reload_insns): Call reload_reg_reaches_end_p for 13982 every reg of multi-reg spill register. Invalidate old info for multi 13983 reg spill registers when only part survives to the end. 13984 13985Mon Apr 15 14:49:12 1996 Mike Stump <mrs@cygnus.com> 13986 13987 * function.c (preserve_temp_slots): Only preserve temporaries that 13988 happen to be at the current level. 13989 13990Mon Apr 15 14:08:12 1996 Doug Evans <dje@canuck.cygnus.com> 13991 13992 * gansidecl.h: New file. 13993 * choose-temp.c: New file. 13994 * Makefile.in (xgcc): Depend on and link in choose-temp.o. 13995 (collect2): Likewise. 13996 (choose-temp.o): Add rule for. 13997 * collect2.c: #include "gansidecl.h". 13998 (const,PROTO): Delete. 13999 (P_tmpdir): Delete. 14000 (choose_temp_base): Declare as extern, delete internal copy. 14001 (main): Update call to choose_temp_base. 14002 * cpphash.c: #include "gansidecl.h". 14003 (NULL,const,volatile): Delete. 14004 * demangle.h: #include "gansidecl.h". 14005 (PROTO,PTR,const): Delete. 14006 * expr.h (const): Delete. 14007 * fix-header.c: #include "gansidecl.h". 14008 (const): Delete. 14009 * gcc.c: #include "gansidecl.h". 14010 (PROTO,VPROTO,PVPROTO,VPROTO,VA_START,NULL): Delete. 14011 (GENERIC_PTR,NULL_PTR,P_tmpdir): Delete. 14012 (choose_temp_base): Declare as extern, delete internal copy. 14013 (concat): Rewrite to take a variable number of arguments. 14014 (choose_temp_base_try,concat[346]): Delete. 14015 (translate_options,set_spec,process_command,do_spec_1, 14016 is_directory,main): Always use concat, not concat[346]. Pass 14017 NULL_PTR as trailing arg to concat. 14018 * genattr.c (main): Delete printing of "#define PROTO". 14019 * machmode.h: #include "gansidecl.h". 14020 (PROTO): Delete. 14021 (HAVE_MACHINE_MODES): Move definition to standard place. 14022 * recog.h: #include "gansidecl.h". 14023 (PROTO,const): Delete. 14024 * rtl.h: #include "gansidecl.h". 14025 (PROTO,VPROTO,PVPROTO,VPROTO,VA_START,STDIO_PROTO): Delete. 14026 (NULL,GENERIC_PTR,NULL_PTR): Delete. 14027 * tree.h: Likewise. 14028 14029Mon Apr 15 08:49:20 1996 Tom May (ftom@netcom.com) 14030 14031 * cse.c (invalidate_skipped_set): Ignore CLOBBER after calling 14032 note_mem_written, not before. 14033 14034Mon Apr 15 08:22:03 1996 Philippe De Muyter <phdm@info.ucl.ac.be> 14035 14036 * m68k.md (tstdi): Optimized for "d" case. 14037 (movqi): Allow moving "i" into "a". 14038 (zero_extendsidi2): Alternatives merged. 14039 (extendplussidi): Fixed when operands 0 and 1 share a register. 14040 (adddi_sexthishl32): Constraints reordered for better reload. 14041 (adddi3,subdi_sexthishl32,subdi3,negdi2): Likewise. 14042 (ashldi_sexthi): Accept "m" as operand 0. 14043 (ashldi_const32): Alternatives merged. 14044 (ashift patterns): Output "lsl" instead of "asl". 14045 (beq0_di): If condition codes already set, output only branch insn. 14046 (bne0_di,bge0_di,blt0_di): Likewise. 14047 * m68k.c (notice_update_cc, case ASHIFT{,RT}, LSHIFTRT, ROTATE{,RT}): 14048 Don't set CC_NO_OVERFLOW. 14049 * m68k.h (TARGET_SWITCHES): Fix typo in "c68000" entry. 14050 14051Mon Apr 15 08:06:17 1996 Stephen L Moshier (moshier@world.std.com) 14052 14053 * real.c (eadd1): Check for overflow on X plus X. 14054 14055Mon Apr 15 08:02:24 1996 J.T. Conklin <jtc@cygnus.com> 14056 14057 * i386/netbsd.h (HAVE_SYSV_PRAGMA): Removed definition. 14058 * config/netbsd.h (HAVE_SYSV_PRAGMA): Define. 14059 (SET_ASM_OP): Define. 14060 14061Mon Apr 15 07:28:54 1996 Fila Kolodny <fila@ibi.com> 14062 14063 * configure: Add definition for host= into Makefile. 14064 * build-make (CC): Pass -b $(host), not target. 14065 14066Mon Apr 15 05:12:39 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 14067 14068 * expr.c (bc_expand_increment): Change declaration to return void. 14069 14070 * toplev.c (max_label_num_after_reload): New variable. 14071 (rest_of_compilation): Set it. 14072 * reorg.c (find_dead_or_set_registers): Only kill spill regs after 14073 label made before jump2. 14074 14075 * combine.c (expand_field_assignment): Take SUBREG_WORD into 14076 account when have STRICT_LOW_PART. 14077 (make_extraction): Make a STRICT_LOW_PART at any low-order word. 14078 14079Mon Apr 15 03:43:11 1996 Jeffrey A. Law <law@cygnus.com> 14080 14081 * flags.h (flag_function_sections): Declare. 14082 * toplev.c (flag_function_sections): Define. 14083 (compile_file): Add warnings when -ffunction-sections is 14084 used with -g, or profiling. Disable -ffunction-sections 14085 when profiling is used. Add warning when -ffunction-sections 14086 is used on a target that doesn't support it. 14087 * varasm.c (named_section): Make a copy of the section name 14088 in case the original is in temporary storage. 14089 (function_section): Set DECL_SECTION_NAME for each function 14090 if flag_function_sections is on and the target supports it. 14091 * dbxout.c (dbxout_function_end): New function. 14092 (dbxout_function): Call dbxout_function_end if using extensions 14093 and flag_function_sections is on. 14094 * sparc/sysv4.h (ASM_OUTPUT_SECTION_NAME): Prefix a function 14095 section's name with ".text%" when -ffunction-sections. 14096 14097Sun Apr 14 19:37:43 1996 Doug Evans <dje@cygnus.com> 14098 14099 * toplev.c (main): Delete redundant test for -p used with -fbytecode. 14100 14101Sun Apr 14 19:01:59 1996 John F. Carr <jfc@mit.edu> 14102 14103 * c-decl.c (finish_enum): Don't crash if no type can represent all 14104 enumeration values. 14105 14106Sun Apr 14 18:56:40 1996 J.T. Conklin <jtc@rtl.cygnus.com> 14107 14108 * m68k.md (ftruncdf2): Enable for m68060 systems. 14109 14110Sun Apr 14 18:49:30 1996 David L. Reese (david.reese@east.sun.com) 14111 14112 * fold-const.c (range_test): Don't convert hi_cst or lo_cst 14113 to unsigned when folding signed range tests. 14114 14115Sun Apr 14 08:56:27 1996 Stephen L Moshier <moshier@world.std.com> 14116 14117 * real.h (ereal_from_{int,uint}): Add new arg, MODE. 14118 (REAL_VALUE_FROM{,_UNSIGNED}_INT): New arg, MODE. 14119 * real.c (ereal_from_{int,uint}): New arg, MODE. 14120 * cse.c (simplify_unary_operation): Add new arg to REAL_VALUE_FROM_INT. 14121 * fold-const.c (fold_convert): Likewise. 14122 * tree.c (real_value_from_int_cst): New arg, TYPE. 14123 Pass mode to REAL_VALUE_FROM_INT. 14124 (build_real_from_int_cst): Properly deal with truncation. 14125 14126Sun Apr 14 08:21:29 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 14127 14128 * combine.c (try_combine): When substituting in output of I2, 14129 ensure dest isn't clobbered in I2. 14130 14131 * combine.c (combine_instructions): In initial scan of insns, 14132 handle a REG_INC note's affect on sign bit copies and nonzero bits. 14133 (set_nonzero_bits_and_sign_copies): Treat a zero SET arg as a CLOBBER. 14134 14135Sun Apr 14 07:52:28 1996 Manor Askenazi <manor@santafe.edu> 14136 14137 * objc/encoding.c (objc_skip_typespec): Don't abort for _C_UNDEF. 14138 14139Sat Apr 13 20:35:36 1996 Richard Henderson (richard@atheist.tamu.edu) 14140 14141 * configure (m68k-apple-aux*): Rework to take advantange 14142 of list of tm.h files and support all four gas/gld options. 14143 * m68k/auxas.h, m68k/auxgas.h, m68k/auxgld.h, m68k/auxld.h: New files. 14144 * m68k/auxstd.h, m68k/auxgnu.h: Deleted. 14145 14146Sat Apr 13 20:18:11 1996 Stephen L Moshier <moshier@world.std.com> 14147 14148 * alpha.c (check_float_value): New function. 14149 * alpha.h (CHECK_FLOAT_VALUE): Define. 14150 (ASM_OUTPUT_FLOAT): Print the value in hex. 14151 14152Sat Apr 13 15:08:45 1996 Doug Evans <dje@canuck.cygnus.com> 14153 14154 * configure: New target arm{,el}-*-coff*. 14155 (cpu_default): Sort alphabetically. 14156 * arm/coff.h: New file. 14157 * arm/t-bare: New file. 14158 * arm/arm.c (use_return_insn): Don't use return for naked functions. 14159 (arm_valid_machine_decl_attribute): New function. 14160 (arm_naked_function_p): New function. 14161 (output_func_prologue): Naked functions don't have prologues. 14162 (arm_expand_prologue): Likewise. 14163 (output_func_epilogue): Likewise with epilogues. 14164 14165Sat Apr 13 11:31:32 1996 Jeffrey A. Law <law@cygnus.com> 14166 14167 * h8300.c (adds_subs_operand): Fix thinko in last change. 14168 14169 * h8300.md (subhi3): Turn into a define_expand. 14170 (subhi3 using adds_subs): New pattern. 14171 (H8300 subhi): Derived from old subhi pattern. Simplified. 14172 (H8300H subhi): Likewise. 14173 (subsi using adds_subs): New pattern. Only used on H8300H. 14174 (subsi_h8300): Allow "a" registers as destination. 14175 (subsi_h8300h): Allow "a" registers as destination. Simplify. 14176 14177 * h8300.md (bcs_qiqi, bcs_hihi, bs_hiqi): Fix thinkos 14178 in last change. 14179 14180Sat Apr 13 08:59:48 1996 Fila Kolodny <fila@ibi.com> 14181 14182 * i370/mvs.h (ASM_DECLARE_FUNCTION_NAME): Don't write anything to 14183 asm file, because everything is handled in FUNCTION_PROLOGUE. 14184 14185Sat Apr 13 07:55:38 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 14186 14187 * alpha.c (alpha_emit_set_const_1): Renamed from 14188 alpha_emit_set_const and static. 14189 Remove change of Nov 26; again use normal mechanism for SImode. 14190 (alpha_emit_set_const): New function. 14191 14192Fri Apr 12 18:19:39 1996 Jeffrey A. Law <law@cygnus.com> 14193 14194 * h8300.c (adds_subs_operand, output_adds_subs): New functions. 14195 * h8300.md (addhi3): Turn into a define_expand. 14196 (addhi3 using adds_subs): New pattern. 14197 (H8300 addhi): Derived from old addhi pattern. Simplified. 14198 (H8300H addhi): Likewise. 14199 (addsi using adds_subs): New pattern. Only used on H8300H. 14200 (addsi_h8300): Allow "a" registers as destination. 14201 (addsi_h8300h): Simplify. Allow "a" registers as destination. 14202 14203 * h8300.md (bcs): New attribute type. 14204 (default_length): Compute correct length for bcs insns. 14205 (bcs_qiqi, bcs_hihi, bs_hiqi): Use new type and update 14206 to account for correct length computation. 14207 14208 * h8300.md (movhi_internal): Demand at least one operand to be reg. 14209 (movsi_h8300{{,h}): Optimize loading certain constants. 14210 14211 * h8300.h (NO_FUNCTION_CSE): Comment out. 14212 (FUNCTION_ARG_REGNO_P): Properly define for TARGET_QUICKCALL. 14213 (RETURN_IN_MEMORY): Don't return small structs in regs. 14214 14215 * h8300.c (const_costs): -4 and 4 are cheap on the h8300h. 14216 (notice_update_cc): Remove references to "value2" field. 14217 14218 * h8300.c (dosize): Remove unused "fped" argument. All callers 14219 changed. Handle add/sub of 5-8 bytes efficiently on the h8300h. 14220 14221 * h8300.c (print_operand): Handle new 'R' case for accessing 14222 the 8-bit area. Make code for 'Y' fall into code for 'R' when 14223 operand is not a register. Update some comments. 14224 (h8300_tiny_data_p): New function. 14225 (h8300_valid_machine_decl_attribute): Handle "tiny_data" attribute. 14226 * h8300.h (OK_FOR_U): Handle memory references into 8-bit area. 14227 (ENCODE_SECTION_INFO): Mark SYMBOL_REFs which refer to 8-bit area. 14228 * h8300.md (many patterns): Use 'R' rather than 'X' for 14229 operands that may be memory accesses into the 8-bit area. 14230 (btst pattern): New pattern to set the cc0 (zbit) based on 14231 data in the 8-bit area. 14232 14233 * h8300.md (one_cmplsi2): Fix length computation for h8300h. 14234 14235Fri Apr 12 14:34:39 1996 Doug Evans <dje@cygnus.com> 14236 14237 * arm.md (*ldmsi,*stmsi): Use (mem (match_operand ...)) 14238 to avoid using indirect_operand (reload problems). 14239 * arm/semi.h (CPP_PREDEFINES): Define __semi__ instead of semi. 14240 * arm/aout.h (ASM_GENERATE_INTERNAL_LABEL): Use LOCAL_LABEL_PREFIX. 14241 (ASM_OUTPUT_ADDR_{VEC,DIFF_ELT}): Likewise. 14242 14243Fri Apr 12 09:43:30 1996 Jason Merrill <jason@yorick.cygnus.com> 14244 14245 * dbxout.c (dbxout_typedefs): Don't emit incomplete types yet. 14246 (dbxout_symbol): Use DECL_ARTIFICIAL to recognize C++ implicit 14247 typedefs. 14248 14249Thu Apr 11 21:56:26 1996 Doug Evans <dje@cygnus.com> 14250 14251 * i386/t-winnt (winnt.o): Rewrite based on .c.o rule. 14252 (oldnames.o,spawnv.o): Add rules for. 14253 14254Thu Apr 11 07:25:06 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 14255 14256 * calls.c (expand_call): In inlining case, if BEFORE_CALLS is 14257 zero, start looking at first insn. 14258 14259 * expr.c (preexpand_calls, case CALL_EXPR): Rework to properly 14260 avoid expanding functions returning variable size objects. 14261 14262 * integrate.c (expand_inline_function): When comparing types 14263 of formal and actual, use TYPE_MAIN_VARIANT. 14264 14265Thu Apr 11 00:48:29 1996 Jeffrey A. Law <law@cygnus.com> 14266 14267 * h8300/lib1funcs.asm (modnorm): New function(s). Like divnorm, 14268 but gets the sign bit right for modulo operations. 14269 (__modhi3, modsi3): Use modnorm. 14270 14271 * h8300.c (dosize): On h8300h, do 4 byte adjusts using adds and subs. 14272 * h8300.h (LONG_LONG_TYPE_SIZE): Always make this 32bits. 14273 Reverses change from Apr 2, 1996. 14274 14275Wed Apr 10 18:39:52 1996 Doug Evans <dje@canuck.cygnus.com> 14276 14277 * sparc.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete. 14278 (FUNCTION_PROFILER): Use ASM_GENERATE_INTERNAL_LABEL instead. 14279 14280 * sparc.c (sparc_override_options): 90c701 renamed to tsc701. 14281 (eligible_for_epilogue_delay_slot): Don't allow anything if 14282 -mbroken-saverestore. 14283 (output_function_prologue): Only use trivial save's if 14284 -mbroken-saverestore. 14285 * sparc.h (CPP_SPEC): Handle -mcpu={sparclet,tsc701}. 14286 (ASM_SPEC): Likewise. 14287 ({MASK,TARGET}_BROKEN_SAVERESTORE): Define. 14288 (enum processor_type): 90C701 renamed to TSC701. 14289 * sparc.md (attr cpu): 90c701 renamed to tsc701. 14290 * sparc/splet.h (SUBTARGET_SWITCHES): Recognize -mbroken-saverestore. 14291 14292Wed Apr 10 17:56:02 1996 Stan Cox <coxs@dg-rtp.dg.com> 14293 14294 * m88k/dgux.h (EXTRA_SPECS): Define. 14295 (ASM_SPEC,CPP_SPEC,STARTFILE_SPEC): Use EXTRA_SPECS. 14296 * m88k/dguxbcs.h (ASM_SPEC,CPP_SPEC,STARTFILE_SPEC): Use EXTRA_SPECS. 14297 * m88k/m88k.c (output_ascii) Output literal HT. 14298 14299Wed Apr 10 17:28:37 1996 James Carlson (carlson@xylogics.com) 14300 14301 * configure: Work around AIX bug when defining SUBDIRS. 14302 14303Wed Apr 10 17:22:42 1996 Paul Eggert <eggert@twinsun.com> 14304 14305 * cexp.y (parse_number): Don't reject long long constants unless 14306 pedantic. 14307 14308Wed Apr 10 17:19:56 1996 Stephen L. Moshier (moshier@world.std.com) 14309 14310 * real.c (e64toe): Properly distinguish between NaN and infinity 14311 bit patterns for real-words-big-endian targets. 14312 14313Wed Apr 10 17:17:26 1996 Richard Earnshaw (rearnsha@armltd.co.uk) 14314 14315 * real.c (endian): Add two explicit casts. 14316 (e64toe): Support ARM extended precision fp format. 14317 Check negative infinities properly for NaNs. 14318 (toe64): Support ARM extended precision fp format. 14319 14320Tue Apr 9 12:53:31 1996 Doug Evans <dje@canuck.cygnus.com> 14321 14322 * i386/gas.h (ASM_OUTPUT_ALIGN): Define and use .balign. 14323 14324Tue Apr 9 12:48:45 1996 Stephen L Moshier (moshier@world.std.com) 14325 14326 * sparc.c (fp_zero_operand): Exclude -0.0. 14327 14328Tue Apr 9 07:11:24 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 14329 14330 * alpha.c: Fix typo in last change. 14331 14332 * tree.c (substitute_in_expr): Don't return new expression if 14333 nothing changed. 14334 (substitute_in_type): Deleted, not used. 14335 * tree.h (substitute_in_type): Delete declaration. 14336 14337Mon Apr 8 16:30:18 1996 Jeffrey A. Law <law@cygnus.com> 14338 14339 * flow.c (find_auto_inc): Also make sure there aren't 14340 any sets of the incremented register between the memory 14341 reference and increment insn. 14342 14343Mon Apr 8 15:41:14 1996 John Polstra (jdp@polstra.com) 14344 14345 * configure (i[3456]86-*-freebsdelf*): New target. 14346 * i386/freebsd-elf.h: New file. 14347 * i386/x-freebsd (USER_H): New define; to null. 14348 14349Mon Apr 8 14:44:41 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 14350 14351 * c-decl.c (finish_function): Always warn if main doesn't return int. 14352 14353Mon Apr 8 13:01:37 1996 Michael Meissner <meissner@tiktok.cygnus.com> 14354 14355 * rs6000.c (got_operand): New function, returns true if the 14356 operand can go in V.4's GOT. 14357 (rs6000_pic_register): New variable. 14358 (output_epilog): Reset rs6000_pic_register. 14359 14360 * rs6000.h (rs6000_pic_register, got_operand, flag_pic): Add decls. 14361 (PREDICATE_CODES): Add got_operand. 14362 14363 * rs6000.md (movsi): Add support for V.4's -fpic and -FPIC. 14364 (init_v4_pic): Initialize the V4 pic register if needed. 14365 (call patterns): If -fpic/-fPIC, call function with @plt suffix. 14366 14367 * t-eabigas (MULTILIB_DIRNAMES): Remove errant pic directory. 14368 14369 * rs6000.c (output_prolog): Correctly store & restore the 14370 arguments to main in their correct save location, when calling the 14371 start function. 14372 14373Mon Apr 8 13:01:37 1996 David Reese <Dave.Reese@East.Sun.COM> 14374 14375 * rs6000.c (print_operand): Use reg_names to print registers. 14376 14377Fri Apr 5 00:40:19 1996 Jeffrey A. Law <law@cygnus.com> 14378 14379 * h8300.c (h8300_valid_machine_decl_attribute): Use underscores, 14380 not dashes in attributes. 14381 (h8300_funcvec_function_p): Corresponding changes. 14382 (h8300_interrupt_function_p): Likewise. 14383 14384 * pa.h (INIT_CUMULATIVE_INCOMING_ARGS): Initialize "indirect" 14385 field to zero. 14386 14387Thu Apr 4 12:52:11 1996 Jim Wilson <wilson@chestnut.cygnus.com> 14388 14389 * loop.c (combine_givs): Use new macro GIV_SORT_CRITERION. 14390 New variable giv_array. Loop over giv_array instead of following 14391 next_iv links. 14392 (giv_sort): New function. 14393 * sh.h (GIV_SORT_CRITERION): Define. 14394 14395 * c-typeck.c (push_init_level): When output alignment for structure 14396 field, add check to verify it is the next field to be output. 14397 14398Thu Apr 4 12:19:26 1996 David Mosberger-Tang <davidm@AZStarNet.com> 14399 14400 * alpha.c: Don't include stamp.h for Linux-based GNU systems. 14401 14402Thu Apr 4 12:17:08 1996 Richardg Kenner (kenner@vlsi1.ultra.nyu.edu) 14403 14404 * objc/Makefile: Rename thread* to thr*. 14405 * objc/thread.c: Rename thread-* to thr-*. 14406 * objc/thr-decosf1.c: Renamed from thread-decosf1.c 14407 * objc/thr-irix.c: Renamed from thread-irix.c. 14408 * objc/thr-single.c: Renamed from thread-single.c. 14409 * objc/thr-solarius.c: Renamed from thread-solaris.c. 14410 * objc/thr-win32.c: Renamed from thread-win32.c. 14411 * objc/objc-api.h: Include thr.h, not thread.h. 14412 * objc/runtime.h, objc/sarray.h: Likewise. 14413 14414 * i386.md (ashldi3_const_int): Don't recognize if won't match 14415 constraint of operand 2. 14416 14417Thu Apr 4 11:40:55 1996 Michael Meissner <meissner@tiktok.cygnus.com> 14418 14419 * config/fp-bit.c (EXTENDED_FLOAT_STUBS): If EXTENDED_FLOAT_STUBS 14420 is defined, define all of the XF/TF functions that might be 14421 generated that we don't have code for yet. 14422 14423 * i960/t-(vxworks960,960bare): (LIB2FUNCS_EXTRA): Make and 14424 compile xp-bits.c that defines EXTENDED_FLOAT_STUBS. 14425 14426 From: steve chamberlain <sac@slash.cygnus.com> 14427 * i386/x-cygwin32 (LANGUAGES): Delete. 14428 * i386/xm-cygwin32.h (EXECUTABLE_SUFFIX): Set to .exe. 14429 * rs6000/xm-cygwin32.h (EXECUTABLE_SUFFIX): Set to .exe. 14430 14431Wed Apr 3 14:10:16 1996 Jim Wilson <wilson@chestnut.cygnus.com> 14432 14433 * expr.c (emit_push_insn): Clobber register only if it is nonzero. 14434 14435Wed Apr 3 11:31:55 1996 Jeffrey A. Law <law@cygnus.com> 14436 14437 * h8300.h (h8300_funcvec_function_p): Declaration moved here. 14438 * h8300.c (h8300_funcvec_function_p): Declaration removed from here. 14439 * h8300.md (tstqi): Tweak to work like other tstXX patterns. 14440 (cmphi): Turn into a define_expand. Add two anonymous 14441 matterns to match the output of the cmphi expander. 14442 (cmpsi): Accept constants as the second input operand. 14443 14444Tue Apr 2 13:52:30 1996 Jeffrey A. Law <law@cygnus.com> 14445 14446 * h8300.md (movqi_internal): Remove useless alternative(s). Fix 14447 lengths and simplify by reordering remaining alternatives. 14448 (movstrictqi, movhi_internal, movstricthi): Likewise. 14449 (movsi_h8300h, movsf_h8300h): Likewise. 14450 14451 * h8300/h8300.c (extra_pop): Remove unused variable. 14452 (current_function_anonymous_args): Likewise. 14453 (function_prologue): Remove incorrect varargs/stdarg 14454 related code. 14455 (function_epilogue): Likewise. 14456 (function_arg): Never pass unnamed arguments in registers. 14457 * h8300.h (LONG_LONG_TYPE_SIZE): Use 64bits when ints are 32bits. 14458 (SETUP_INCOMING_VARARGS): Remove definition. 14459 14460Mon Apr 1 16:59:48 1996 Ian Lance Taylor <ian@cygnus.com> 14461 14462 * fixincludes: Fix signal prototype on SunOS to avoid pedantic C++ 14463 error. 14464 14465Mon Apr 1 16:16:34 1996 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) 14466 14467 * expr.c (get_inner_reference): When finding mode to access bitfield 14468 that ends up properly aligned, use mode class of its type unless 14469 type's mode was BLKmode. 14470 14471Mon Apr 1 13:45:30 1996 Jeffrey A. Law <law@cygnus.com> 14472 14473 * h8300.c (interrupt_handler): Renamed from pragma_interrupt. 14474 All references changed. 14475 (function_prologue): Set interrupt_handler if the current 14476 function has the "interrrupt-handler" attribute. 14477 (small_call_insn_operand): New function. 14478 (h8300_interrrupt_function_p): New function. 14479 (h8300_funcvec_function_p): New function. 14480 (h8300_valid_machine_decl_attribute): New function. 14481 * h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Define. 14482 * h8300.md (call insns): Handle calls through the 14483 function vector. Indirect calls and calls through 14484 the function vector have a length of two bytes. 14485 14486See ChangeLog.10 for earlier changes. 14487 14488Use a consistent time stamp format in ChangeLog entries. 14489Not everyone has Emacs 20 yet, so stick with Emacs 19 format for now. 14490 14491Local Variables: 14492add-log-time-format: current-time-string 14493End: 14494