1 /* Target definitions for GNU compiler for PowerPC running System V.4 2 Copyright (C) 1995-2018 Free Software Foundation, Inc. 3 Contributed by Cygnus Support. 4 5 This file is part of GCC. 6 7 GCC is free software; you can redistribute it and/or modify it 8 under the terms of the GNU General Public License as published 9 by the Free Software Foundation; either version 3, or (at your 10 option) any later version. 11 12 GCC is distributed in the hope that it will be useful, but WITHOUT 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 15 License for more details. 16 17 Under Section 7 of GPL version 3, you are granted additional 18 permissions described in the GCC Runtime Library Exception, version 19 3.1, as published by the Free Software Foundation. 20 21 You should have received a copy of the GNU General Public License and 22 a copy of the GCC Runtime Library Exception along with this program; 23 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 24 <http://www.gnu.org/licenses/>. */ 25 26 /* Header files should be C++ aware in general. */ 27 #undef NO_IMPLICIT_EXTERN_C 28 #define NO_IMPLICIT_EXTERN_C 29 30 /* Yes! We are ELF. */ 31 #define TARGET_OBJECT_FORMAT OBJECT_ELF 32 33 /* Default ABI to compile code for. */ 34 #define DEFAULT_ABI rs6000_current_abi 35 36 /* Default ABI to use. */ 37 #define RS6000_ABI_NAME "sysv" 38 39 /* Override rs6000.h definition. */ 40 #undef ASM_DEFAULT_SPEC 41 #define ASM_DEFAULT_SPEC "-mppc" 42 43 #define TARGET_TOC (TARGET_64BIT \ 44 || (TARGET_MINIMAL_TOC \ 45 && flag_pic > 1) \ 46 || DEFAULT_ABI != ABI_V4) 47 48 #define TARGET_BITFIELD_TYPE (! TARGET_NO_BITFIELD_TYPE) 49 #define TARGET_BIG_ENDIAN (! TARGET_LITTLE_ENDIAN) 50 #define TARGET_PROTOTYPE target_prototype 51 #define TARGET_NO_PROTOTYPE (! TARGET_PROTOTYPE) 52 #define TARGET_NO_TOC (! TARGET_TOC) 53 #define TARGET_NO_EABI (! TARGET_EABI) 54 #define TARGET_REGNAMES rs6000_regnames 55 56 #ifdef HAVE_AS_REL16 57 #undef TARGET_SECURE_PLT 58 #define TARGET_SECURE_PLT secure_plt 59 #endif 60 61 #define SDATA_DEFAULT_SIZE 8 62 63 /* The macro SUBTARGET_OVERRIDE_OPTIONS is provided for subtargets, to 64 get control in TARGET_OPTION_OVERRIDE. */ 65 66 #define SUBTARGET_OVERRIDE_OPTIONS \ 67 do { \ 68 if (!global_options_set.x_g_switch_value) \ 69 g_switch_value = SDATA_DEFAULT_SIZE; \ 70 \ 71 if (rs6000_abi_name == NULL) \ 72 rs6000_abi_name = RS6000_ABI_NAME; \ 73 \ 74 if (!strcmp (rs6000_abi_name, "sysv")) \ 75 rs6000_current_abi = ABI_V4; \ 76 else if (!strcmp (rs6000_abi_name, "sysv-noeabi")) \ 77 { \ 78 rs6000_current_abi = ABI_V4; \ 79 rs6000_isa_flags &= ~ OPTION_MASK_EABI; \ 80 } \ 81 else if (!strcmp (rs6000_abi_name, "sysv-eabi") \ 82 || !strcmp (rs6000_abi_name, "eabi")) \ 83 { \ 84 rs6000_current_abi = ABI_V4; \ 85 rs6000_isa_flags |= OPTION_MASK_EABI; \ 86 } \ 87 else if (!strcmp (rs6000_abi_name, "aixdesc")) \ 88 rs6000_current_abi = ABI_AIX; \ 89 else if (!strcmp (rs6000_abi_name, "freebsd") \ 90 || !strcmp (rs6000_abi_name, "linux")) \ 91 { \ 92 if (TARGET_64BIT) \ 93 rs6000_current_abi = ABI_AIX; \ 94 else \ 95 rs6000_current_abi = ABI_V4; \ 96 } \ 97 else if (!strcmp (rs6000_abi_name, "netbsd")) \ 98 rs6000_current_abi = ABI_V4; \ 99 else if (!strcmp (rs6000_abi_name, "openbsd")) \ 100 rs6000_current_abi = ABI_V4; \ 101 else if (!strcmp (rs6000_abi_name, "i960-old")) \ 102 { \ 103 rs6000_current_abi = ABI_V4; \ 104 rs6000_isa_flags |= (OPTION_MASK_LITTLE_ENDIAN | OPTION_MASK_EABI); \ 105 rs6000_isa_flags &= ~OPTION_MASK_STRICT_ALIGN; \ 106 TARGET_NO_BITFIELD_WORD = 1; \ 107 } \ 108 else \ 109 { \ 110 rs6000_current_abi = ABI_V4; \ 111 error ("bad value for -mcall-%s", rs6000_abi_name); \ 112 } \ 113 \ 114 if (rs6000_sdata_name) \ 115 { \ 116 if (!strcmp (rs6000_sdata_name, "none")) \ 117 rs6000_sdata = SDATA_NONE; \ 118 else if (!strcmp (rs6000_sdata_name, "data")) \ 119 rs6000_sdata = SDATA_DATA; \ 120 else if (!strcmp (rs6000_sdata_name, "default")) \ 121 rs6000_sdata = (TARGET_EABI) ? SDATA_EABI : SDATA_SYSV; \ 122 else if (!strcmp (rs6000_sdata_name, "sysv")) \ 123 rs6000_sdata = SDATA_SYSV; \ 124 else if (!strcmp (rs6000_sdata_name, "eabi")) \ 125 rs6000_sdata = SDATA_EABI; \ 126 else \ 127 error ("bad value for -msdata=%s", rs6000_sdata_name); \ 128 } \ 129 else if (DEFAULT_ABI == ABI_V4) \ 130 { \ 131 rs6000_sdata = SDATA_DATA; \ 132 rs6000_sdata_name = "data"; \ 133 } \ 134 else \ 135 { \ 136 rs6000_sdata = SDATA_NONE; \ 137 rs6000_sdata_name = "none"; \ 138 } \ 139 \ 140 if (TARGET_RELOCATABLE && \ 141 (rs6000_sdata == SDATA_EABI || rs6000_sdata == SDATA_SYSV)) \ 142 { \ 143 rs6000_sdata = SDATA_DATA; \ 144 error ("-mrelocatable and -msdata=%s are incompatible", \ 145 rs6000_sdata_name); \ 146 } \ 147 \ 148 else if (flag_pic && DEFAULT_ABI == ABI_V4 \ 149 && (rs6000_sdata == SDATA_EABI \ 150 || rs6000_sdata == SDATA_SYSV)) \ 151 { \ 152 rs6000_sdata = SDATA_DATA; \ 153 error ("-f%s and -msdata=%s are incompatible", \ 154 (flag_pic > 1) ? "PIC" : "pic", \ 155 rs6000_sdata_name); \ 156 } \ 157 \ 158 if ((rs6000_sdata != SDATA_NONE && DEFAULT_ABI != ABI_V4) \ 159 || (rs6000_sdata == SDATA_EABI && !TARGET_EABI)) \ 160 { \ 161 rs6000_sdata = SDATA_NONE; \ 162 error ("-msdata=%s and -mcall-%s are incompatible", \ 163 rs6000_sdata_name, rs6000_abi_name); \ 164 } \ 165 \ 166 targetm.have_srodata_section = rs6000_sdata == SDATA_EABI; \ 167 \ 168 if (TARGET_RELOCATABLE && !TARGET_MINIMAL_TOC) \ 169 { \ 170 rs6000_isa_flags |= OPTION_MASK_MINIMAL_TOC; \ 171 error ("-mrelocatable and -mno-minimal-toc are incompatible"); \ 172 } \ 173 \ 174 if (TARGET_RELOCATABLE && rs6000_current_abi != ABI_V4) \ 175 { \ 176 rs6000_isa_flags &= ~OPTION_MASK_RELOCATABLE; \ 177 error ("-mrelocatable and -mcall-%s are incompatible", \ 178 rs6000_abi_name); \ 179 } \ 180 \ 181 if (!TARGET_64BIT && flag_pic > 1 && rs6000_current_abi != ABI_V4) \ 182 { \ 183 flag_pic = 0; \ 184 error ("-fPIC and -mcall-%s are incompatible", \ 185 rs6000_abi_name); \ 186 } \ 187 \ 188 if (TARGET_SECURE_PLT != secure_plt) \ 189 { \ 190 error ("-msecure-plt not supported by your assembler"); \ 191 } \ 192 \ 193 if (flag_pic > 1 && DEFAULT_ABI == ABI_V4) \ 194 { \ 195 /* Note: flag_pic should not change any option flags that would \ 196 be invalid with or pessimise -fno-PIC code. LTO turns off \ 197 flag_pic when linking/recompiling a fixed position executable. \ 198 However, if the objects were originally compiled with -fPIC, \ 199 then other target options forced on here by -fPIC are restored \ 200 when recompiling those objects without -fPIC. In particular \ 201 TARGET_RELOCATABLE must not be enabled here by flag_pic. */ \ 202 rs6000_isa_flags |= OPTION_MASK_MINIMAL_TOC; \ 203 TARGET_NO_FP_IN_TOC = 1; \ 204 } \ 205 \ 206 if (TARGET_RELOCATABLE) \ 207 { \ 208 if (!flag_pic) \ 209 flag_pic = 2; \ 210 TARGET_NO_FP_IN_TOC = 1; \ 211 } \ 212 } while (0) 213 214 #ifndef RS6000_BI_ARCH 215 # define SUBSUBTARGET_OVERRIDE_OPTIONS \ 216 do { \ 217 if ((TARGET_DEFAULT ^ rs6000_isa_flags) & OPTION_MASK_64BIT) \ 218 error ("-m%s not supported in this configuration", \ 219 (rs6000_isa_flags & OPTION_MASK_64BIT) ? "64" : "32"); \ 220 } while (0) 221 #endif 222 223 /* Override rs6000.h definition. */ 224 #undef TARGET_DEFAULT 225 #define TARGET_DEFAULT 0 226 227 /* Override rs6000.h definition. */ 228 #undef PROCESSOR_DEFAULT 229 #define PROCESSOR_DEFAULT PROCESSOR_PPC750 230 231 #define FIXED_R2 1 232 /* System V.4 uses register 13 as a pointer to the small data area, 233 so it is not available to the normal user. */ 234 #define FIXED_R13 1 235 236 /* Override default big endianism definitions in rs6000.h. */ 237 #undef BYTES_BIG_ENDIAN 238 #undef WORDS_BIG_ENDIAN 239 #define BYTES_BIG_ENDIAN (TARGET_BIG_ENDIAN) 240 #define WORDS_BIG_ENDIAN (TARGET_BIG_ENDIAN) 241 242 /* Put jump tables in read-only memory, rather than in .text. */ 243 #define JUMP_TABLES_IN_TEXT_SECTION 0 244 245 /* Prefix and suffix to use to saving floating point. */ 246 #define SAVE_FP_PREFIX "_savefpr_" 247 #define SAVE_FP_SUFFIX "" 248 249 /* Prefix and suffix to use to restoring floating point. */ 250 #define RESTORE_FP_PREFIX "_restfpr_" 251 #define RESTORE_FP_SUFFIX "" 252 253 /* Type used for size_t, as a string used in a declaration. */ 254 #undef SIZE_TYPE 255 #define SIZE_TYPE "unsigned int" 256 257 /* Type used for ptrdiff_t, as a string used in a declaration. */ 258 #define PTRDIFF_TYPE "int" 259 260 #undef WCHAR_TYPE 261 #define WCHAR_TYPE "long int" 262 263 #undef WCHAR_TYPE_SIZE 264 #define WCHAR_TYPE_SIZE 32 265 266 /* Make int foo : 8 not cause structures to be aligned to an int boundary. */ 267 /* Override elfos.h definition. */ 268 #undef PCC_BITFIELD_TYPE_MATTERS 269 #define PCC_BITFIELD_TYPE_MATTERS (TARGET_BITFIELD_TYPE) 270 271 #undef BITFIELD_NBYTES_LIMITED 272 #define BITFIELD_NBYTES_LIMITED (TARGET_NO_BITFIELD_WORD) 273 274 /* Define this macro to be the value 1 if instructions will fail to 275 work if given data not on the nominal alignment. If instructions 276 will merely go slower in that case, define this macro as 0. */ 277 #undef STRICT_ALIGNMENT 278 #define STRICT_ALIGNMENT (TARGET_STRICT_ALIGN) 279 280 /* Define this macro if you wish to preserve a certain alignment for 281 the stack pointer, greater than what the hardware enforces. The 282 definition is a C expression for the desired alignment (measured 283 in bits). This macro must evaluate to a value equal to or larger 284 than STACK_BOUNDARY. 285 For the SYSV ABI and variants the alignment of the stack pointer 286 is usually controlled manually in rs6000.c. However, to maintain 287 alignment across alloca () in all circumstances, 288 PREFERRED_STACK_BOUNDARY needs to be set as well. 289 This has the additional advantage of allowing a bigger maximum 290 alignment of user objects on the stack. */ 291 292 #undef PREFERRED_STACK_BOUNDARY 293 #define PREFERRED_STACK_BOUNDARY 128 294 295 /* Real stack boundary as mandated by the appropriate ABI. */ 296 #define ABI_STACK_BOUNDARY \ 297 ((TARGET_EABI && !TARGET_ALTIVEC && !TARGET_ALTIVEC_ABI) ? 64 : 128) 298 299 /* An expression for the alignment of a structure field FIELD if the 300 alignment computed in the usual way is COMPUTED. */ 301 #define ADJUST_FIELD_ALIGN(FIELD, TYPE, COMPUTED) \ 302 (rs6000_special_adjust_field_align_p ((TYPE), (COMPUTED)) \ 303 ? 128 : COMPUTED) 304 305 #undef BIGGEST_FIELD_ALIGNMENT 306 307 /* Use ELF style section commands. */ 308 309 #define TEXT_SECTION_ASM_OP "\t.section\t\".text\"" 310 311 #define DATA_SECTION_ASM_OP "\t.section\t\".data\"" 312 313 #define BSS_SECTION_ASM_OP "\t.section\t\".bss\"" 314 315 /* Override elfos.h definition. */ 316 #undef INIT_SECTION_ASM_OP 317 #define INIT_SECTION_ASM_OP "\t.section\t\".init\",\"ax\"" 318 319 /* Override elfos.h definition. */ 320 #undef FINI_SECTION_ASM_OP 321 #define FINI_SECTION_ASM_OP "\t.section\t\".fini\",\"ax\"" 322 323 #define TOC_SECTION_ASM_OP "\t.section\t\".got\",\"aw\"" 324 325 /* Put PC relative got entries in .got2. */ 326 #define MINIMAL_TOC_SECTION_ASM_OP \ 327 (flag_pic ? "\t.section\t\".got2\",\"aw\"" : "\t.section\t\".got1\",\"aw\"") 328 329 #define SDATA_SECTION_ASM_OP "\t.section\t\".sdata\",\"aw\"" 330 #define SDATA2_SECTION_ASM_OP "\t.section\t\".sdata2\",\"a\"" 331 #define SBSS_SECTION_ASM_OP "\t.section\t\".sbss\",\"aw\",@nobits" 332 333 /* Override default elf definitions. */ 334 #define TARGET_ASM_INIT_SECTIONS rs6000_elf_asm_init_sections 335 #undef TARGET_ASM_RELOC_RW_MASK 336 #define TARGET_ASM_RELOC_RW_MASK rs6000_elf_reloc_rw_mask 337 #undef TARGET_ASM_SELECT_RTX_SECTION 338 #define TARGET_ASM_SELECT_RTX_SECTION rs6000_elf_select_rtx_section 339 340 /* Return nonzero if this entry is to be written into the constant pool 341 in a special way. We do so if this is a SYMBOL_REF, LABEL_REF or a CONST 342 containing one of them. If -mfp-in-toc (the default), we also do 343 this for floating-point constants. We actually can only do this 344 if the FP formats of the target and host machines are the same, but 345 we can't check that since not every file that uses these target macros 346 includes real.h. 347 348 Unlike AIX, we don't key off of -mminimal-toc, but instead do not 349 allow floating point constants in the TOC if -mrelocatable. */ 350 351 #undef ASM_OUTPUT_SPECIAL_POOL_ENTRY_P 352 #define ASM_OUTPUT_SPECIAL_POOL_ENTRY_P(X, MODE) \ 353 (TARGET_TOC \ 354 && (GET_CODE (X) == SYMBOL_REF \ 355 || (GET_CODE (X) == CONST && GET_CODE (XEXP (X, 0)) == PLUS \ 356 && GET_CODE (XEXP (XEXP (X, 0), 0)) == SYMBOL_REF) \ 357 || GET_CODE (X) == LABEL_REF \ 358 || (GET_CODE (X) == CONST_INT \ 359 && GET_MODE_BITSIZE (MODE) <= GET_MODE_BITSIZE (Pmode)) \ 360 || (!TARGET_NO_FP_IN_TOC \ 361 && GET_CODE (X) == CONST_DOUBLE \ 362 && SCALAR_FLOAT_MODE_P (GET_MODE (X)) \ 363 && BITS_PER_WORD == HOST_BITS_PER_INT))) 364 365 /* These macros generate the special .type and .size directives which 366 are used to set the corresponding fields of the linker symbol table 367 entries in an ELF object file under SVR4. These macros also output 368 the starting labels for the relevant functions/objects. */ 369 370 /* Write the extra assembler code needed to declare a function properly. 371 Some svr4 assemblers need to also have something extra said about the 372 function's return value. We allow for that here. */ 373 374 /* Override elfos.h definition. */ 375 #undef ASM_DECLARE_FUNCTION_NAME 376 #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ 377 rs6000_elf_declare_function_name ((FILE), (NAME), (DECL)) 378 379 /* The USER_LABEL_PREFIX stuff is affected by the -fleading-underscore 380 flag. The LOCAL_LABEL_PREFIX variable is used by dbxelf.h. */ 381 382 #define LOCAL_LABEL_PREFIX "." 383 #define USER_LABEL_PREFIX "" 384 385 #define ASM_OUTPUT_INTERNAL_LABEL_PREFIX(FILE,PREFIX) \ 386 asm_fprintf (FILE, "%L%s", PREFIX) 387 388 /* Globalizing directive for a label. */ 389 #define GLOBAL_ASM_OP "\t.globl " 390 391 /* This says how to output assembler code to declare an 392 uninitialized internal linkage data object. Under SVR4, 393 the linker seems to want the alignment of data objects 394 to depend on their types. We do exactly that here. */ 395 396 #define LOCAL_ASM_OP "\t.local\t" 397 398 #define LCOMM_ASM_OP "\t.lcomm\t" 399 400 /* Describe how to emit uninitialized local items. */ 401 #define ASM_OUTPUT_ALIGNED_DECL_LOCAL(FILE, DECL, NAME, SIZE, ALIGN) \ 402 do { \ 403 if ((DECL) && rs6000_elf_in_small_data_p (DECL)) \ 404 { \ 405 switch_to_section (sbss_section); \ 406 ASM_OUTPUT_ALIGN (FILE, exact_log2 (ALIGN / BITS_PER_UNIT)); \ 407 ASM_OUTPUT_LABEL (FILE, NAME); \ 408 ASM_OUTPUT_SKIP (FILE, SIZE); \ 409 if (!flag_inhibit_size_directive && (SIZE) > 0) \ 410 ASM_OUTPUT_SIZE_DIRECTIVE (FILE, NAME, SIZE); \ 411 } \ 412 else \ 413 { \ 414 fprintf (FILE, "%s", LCOMM_ASM_OP); \ 415 assemble_name ((FILE), (NAME)); \ 416 fprintf ((FILE), "," HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \ 417 (SIZE), (ALIGN) / BITS_PER_UNIT); \ 418 } \ 419 ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "object"); \ 420 } while (0) 421 422 /* Describe how to emit uninitialized external linkage items. */ 423 #define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \ 424 do { \ 425 ASM_OUTPUT_ALIGNED_DECL_LOCAL (FILE, DECL, NAME, SIZE, ALIGN); \ 426 } while (0) 427 428 #ifdef HAVE_GAS_MAX_SKIP_P2ALIGN 429 /* To support -falign-* switches we need to use .p2align so 430 that alignment directives in code sections will be padded 431 with no-op instructions, rather than zeroes. */ 432 #define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP) \ 433 if ((LOG) != 0) \ 434 { \ 435 if ((MAX_SKIP) == 0) \ 436 fprintf ((FILE), "\t.p2align %d\n", (LOG)); \ 437 else \ 438 fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \ 439 } 440 #endif 441 442 /* This is how to output code to push a register on the stack. 443 It need not be very fast code. 444 445 On the rs6000, we must keep the backchain up to date. In order 446 to simplify things, always allocate 16 bytes for a push (System V 447 wants to keep stack aligned to a 16 byte boundary). */ 448 449 #define ASM_OUTPUT_REG_PUSH(FILE, REGNO) \ 450 do { \ 451 if (DEFAULT_ABI == ABI_V4) \ 452 asm_fprintf (FILE, \ 453 "\tstwu %s,-16(%s)\n\tstw %s,12(%s)\n", \ 454 reg_names[1], reg_names[1], reg_names[REGNO], \ 455 reg_names[1]); \ 456 } while (0) 457 458 /* This is how to output an insn to pop a register from the stack. 459 It need not be very fast code. */ 460 461 #define ASM_OUTPUT_REG_POP(FILE, REGNO) \ 462 do { \ 463 if (DEFAULT_ABI == ABI_V4) \ 464 asm_fprintf (FILE, \ 465 "\tlwz %s,12(%s)\n\taddi %s,%s,16\n", \ 466 reg_names[REGNO], reg_names[1], reg_names[1], \ 467 reg_names[1]); \ 468 } while (0) 469 470 extern int fixuplabelno; 471 472 /* Handle constructors specially for -mrelocatable. */ 473 #define TARGET_ASM_CONSTRUCTOR rs6000_elf_asm_out_constructor 474 #define TARGET_ASM_DESTRUCTOR rs6000_elf_asm_out_destructor 475 476 /* This is the end of what might become sysv4.h. */ 477 478 /* Use DWARF 2 debugging information by default. */ 479 #undef PREFERRED_DEBUGGING_TYPE 480 #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG 481 482 /* Historically we have also supported stabs debugging. */ 483 #define DBX_DEBUGGING_INFO 1 484 485 #define TARGET_ENCODE_SECTION_INFO rs6000_elf_encode_section_info 486 #define TARGET_IN_SMALL_DATA_P rs6000_elf_in_small_data_p 487 488 /* The ELF version doesn't encode [DS] or whatever at the end of symbols. */ 489 490 #define RS6000_OUTPUT_BASENAME(FILE, NAME) \ 491 assemble_name (FILE, NAME) 492 493 /* We have to output the stabs for the function name *first*, before 494 outputting its label. */ 495 496 #define DBX_FUNCTION_FIRST 497 498 /* This is the end of what might become sysv4dbx.h. */ 499 500 #define TARGET_OS_SYSV_CPP_BUILTINS() \ 501 do \ 502 { \ 503 if (rs6000_isa_flags_explicit \ 504 & OPTION_MASK_RELOCATABLE) \ 505 builtin_define ("_RELOCATABLE"); \ 506 } \ 507 while (0) 508 509 #ifndef TARGET_OS_CPP_BUILTINS 510 #define TARGET_OS_CPP_BUILTINS() \ 511 do \ 512 { \ 513 builtin_define_std ("PPC"); \ 514 builtin_define_std ("unix"); \ 515 builtin_define ("__svr4__"); \ 516 builtin_assert ("system=unix"); \ 517 builtin_assert ("system=svr4"); \ 518 builtin_assert ("cpu=powerpc"); \ 519 builtin_assert ("machine=powerpc"); \ 520 TARGET_OS_SYSV_CPP_BUILTINS (); \ 521 } \ 522 while (0) 523 #endif 524 525 /* Select one of BIG_OPT, LITTLE_OPT or DEFAULT_OPT depending 526 on various -mbig, -mlittle and -mcall- options. */ 527 #define ENDIAN_SELECT(BIG_OPT, LITTLE_OPT, DEFAULT_OPT) \ 528 "%{mlittle|mlittle-endian:" LITTLE_OPT ";" \ 529 "mbig|mbig-endian:" BIG_OPT ";" \ 530 "mcall-i960-old:" LITTLE_OPT ";" \ 531 ":" DEFAULT_OPT "}" 532 533 #define DEFAULT_ASM_ENDIAN " -mbig" 534 535 #undef ASM_SPEC 536 #define ASM_SPEC "%(asm_cpu) \ 537 %{,assembler|,assembler-with-cpp: %{mregnames} %{mno-regnames}} \ 538 %{mrelocatable} %{mrelocatable-lib} %{" FPIE_OR_FPIC_SPEC ":-K PIC} \ 539 %{memb|msdata=eabi: -memb}" \ 540 ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN) 541 542 #ifndef CC1_SECURE_PLT_DEFAULT_SPEC 543 #define CC1_SECURE_PLT_DEFAULT_SPEC "" 544 #endif 545 #ifndef LINK_SECURE_PLT_DEFAULT_SPEC 546 #define LINK_SECURE_PLT_DEFAULT_SPEC "" 547 #endif 548 549 /* Pass -G xxx to the compiler. */ 550 #undef CC1_SPEC 551 #define CC1_SPEC "%{G*} %(cc1_cpu)" \ 552 "%{meabi: %{!mcall-*: -mcall-sysv }} \ 553 %{!meabi: %{!mno-eabi: \ 554 %{mrelocatable: -meabi } \ 555 %{mcall-freebsd: -mno-eabi } \ 556 %{mcall-i960-old: -meabi } \ 557 %{mcall-linux: -mno-eabi } \ 558 %{mcall-netbsd: -mno-eabi } \ 559 %{mcall-openbsd: -mno-eabi }}} \ 560 %{msdata: -msdata=default} \ 561 %{mno-sdata: -msdata=none} \ 562 %{!mbss-plt: %{!msecure-plt: %(cc1_secure_plt_default)}} \ 563 %{profile: -p}" 564 565 /* Default starting address if specified. */ 566 #define LINK_START_SPEC "\ 567 %{mads : %(link_start_ads) ; \ 568 myellowknife : %(link_start_yellowknife) ; \ 569 mmvme : %(link_start_mvme) ; \ 570 msim : %(link_start_sim) ; \ 571 mcall-freebsd: %(link_start_freebsd) ; \ 572 mcall-linux : %(link_start_linux) ; \ 573 mcall-netbsd : %(link_start_netbsd) ; \ 574 mcall-openbsd: %(link_start_openbsd) ; \ 575 : %(link_start_default) }" 576 577 #define LINK_START_DEFAULT_SPEC "" 578 #define LINK_SECURE_PLT_SPEC LINK_SECURE_PLT_DEFAULT_SPEC 579 580 #undef LINK_SPEC 581 #define LINK_SPEC "\ 582 %{h*} %{v:-V} %{!msdata=none:%{G*}} %{msdata=none:-G0} \ 583 %{R*} \ 584 %(link_shlib) \ 585 %{!T*: %(link_start) } \ 586 %{!static: %{!mbss-plt: %(link_secure_plt)}} \ 587 %(link_os)" 588 589 /* Shared libraries are not default. */ 590 #define LINK_SHLIB_SPEC "\ 591 %{!mshlib: %{!shared: %{!symbolic: -dn -Bstatic}}} \ 592 %{static: } \ 593 %{shared:-G -dy -z text } \ 594 %{symbolic:-Bsymbolic -G -dy -z text }" 595 596 /* Any specific OS flags. */ 597 #define LINK_OS_SPEC "\ 598 %{mads : %(link_os_ads) ; \ 599 myellowknife : %(link_os_yellowknife) ; \ 600 mmvme : %(link_os_mvme) ; \ 601 msim : %(link_os_sim) ; \ 602 mcall-freebsd: %(link_os_freebsd) ; \ 603 mcall-linux : %(link_os_linux) ; \ 604 mcall-netbsd : %(link_os_netbsd) ; \ 605 mcall-openbsd: %(link_os_openbsd) ; \ 606 : %(link_os_default) }" 607 608 #define LINK_OS_DEFAULT_SPEC "" 609 610 #define DRIVER_SELF_SPECS "%{mfpu=none: %<mfpu=* \ 611 %<msingle-float %<mdouble-float}" 612 613 /* Override rs6000.h definition. */ 614 #undef CPP_SPEC 615 #define CPP_SPEC "%{posix: -D_POSIX_SOURCE} \ 616 %{mads : %(cpp_os_ads) ; \ 617 myellowknife : %(cpp_os_yellowknife) ; \ 618 mmvme : %(cpp_os_mvme) ; \ 619 msim : %(cpp_os_sim) ; \ 620 mcall-freebsd: %(cpp_os_freebsd) ; \ 621 mcall-linux : %(cpp_os_linux) ; \ 622 mcall-netbsd : %(cpp_os_netbsd) ; \ 623 mcall-openbsd: %(cpp_os_openbsd) ; \ 624 : %(cpp_os_default) }" 625 626 #define CPP_OS_DEFAULT_SPEC "" 627 628 #undef STARTFILE_SPEC 629 #define STARTFILE_SPEC "\ 630 %{mads : %(startfile_ads) ; \ 631 myellowknife : %(startfile_yellowknife) ; \ 632 mmvme : %(startfile_mvme) ; \ 633 msim : %(startfile_sim) ; \ 634 mcall-freebsd: %(startfile_freebsd) ; \ 635 mcall-linux : %(startfile_linux) ; \ 636 mcall-netbsd : %(startfile_netbsd) ; \ 637 mcall-openbsd: %(startfile_openbsd) ; \ 638 : %(startfile_default) }" 639 640 #define STARTFILE_DEFAULT_SPEC "ecrti.o%s crtbegin.o%s" 641 642 #undef LIB_SPEC 643 #define LIB_SPEC "\ 644 %{mads : %(lib_ads) ; \ 645 myellowknife : %(lib_yellowknife) ; \ 646 mmvme : %(lib_mvme) ; \ 647 msim : %(lib_sim) ; \ 648 mcall-freebsd: %(lib_freebsd) ; \ 649 mcall-linux : %(lib_linux) ; \ 650 mcall-netbsd : %(lib_netbsd) ; \ 651 mcall-openbsd: %(lib_openbsd) ; \ 652 : %(lib_default) }" 653 654 #define LIB_DEFAULT_SPEC "-lc" 655 656 #undef ENDFILE_SPEC 657 #define ENDFILE_SPEC "\ 658 %{mads : %(endfile_ads) ; \ 659 myellowknife : %(endfile_yellowknife) ; \ 660 mmvme : %(endfile_mvme) ; \ 661 msim : %(endfile_sim) ; \ 662 mcall-freebsd: %(endfile_freebsd) ; \ 663 mcall-linux : %(endfile_linux) ; \ 664 mcall-netbsd : %(endfile_netbsd) ; \ 665 mcall-openbsd: %(endfile_openbsd) ; \ 666 : %(crtsavres_default) %(endfile_default) }" 667 668 #define CRTSAVRES_DEFAULT_SPEC "" 669 670 #define ENDFILE_DEFAULT_SPEC "crtend.o%s ecrtn.o%s" 671 672 /* Motorola ADS support. */ 673 #define LIB_ADS_SPEC "--start-group -lads -lc --end-group" 674 675 #define STARTFILE_ADS_SPEC "ecrti.o%s crt0.o%s crtbegin.o%s" 676 677 #define ENDFILE_ADS_SPEC "crtend.o%s ecrtn.o%s" 678 679 #define LINK_START_ADS_SPEC "-T ads.ld%s" 680 681 #define LINK_OS_ADS_SPEC "" 682 683 #define CPP_OS_ADS_SPEC "" 684 685 /* Motorola Yellowknife support. */ 686 #define LIB_YELLOWKNIFE_SPEC "--start-group -lyk -lc --end-group" 687 688 #define STARTFILE_YELLOWKNIFE_SPEC "ecrti.o%s crt0.o%s crtbegin.o%s" 689 690 #define ENDFILE_YELLOWKNIFE_SPEC "crtend.o%s ecrtn.o%s" 691 692 #define LINK_START_YELLOWKNIFE_SPEC "-T yellowknife.ld%s" 693 694 #define LINK_OS_YELLOWKNIFE_SPEC "" 695 696 #define CPP_OS_YELLOWKNIFE_SPEC "" 697 698 /* Motorola MVME support. */ 699 #define LIB_MVME_SPEC "--start-group -lmvme -lc --end-group" 700 701 #define STARTFILE_MVME_SPEC "ecrti.o%s crt0.o%s crtbegin.o%s" 702 703 #define ENDFILE_MVME_SPEC "crtend.o%s ecrtn.o%s" 704 705 #define LINK_START_MVME_SPEC "-Ttext 0x40000" 706 707 #define LINK_OS_MVME_SPEC "" 708 709 #define CPP_OS_MVME_SPEC "" 710 711 /* PowerPC simulator based on netbsd system calls support. */ 712 #define LIB_SIM_SPEC "--start-group -lsim -lc --end-group" 713 714 #define STARTFILE_SIM_SPEC "ecrti.o%s sim-crt0.o%s crtbegin.o%s" 715 716 #define ENDFILE_SIM_SPEC "crtend.o%s ecrtn.o%s" 717 718 #define LINK_START_SIM_SPEC "" 719 720 #define LINK_OS_SIM_SPEC "-m elf32ppcsim" 721 722 #define CPP_OS_SIM_SPEC "" 723 724 /* FreeBSD support. */ 725 726 #define CPP_OS_FREEBSD_SPEC "\ 727 -D__PPC__ -D__ppc__ -D__PowerPC__ -D__powerpc__ \ 728 -Acpu=powerpc -Amachine=powerpc" 729 730 #define STARTFILE_FREEBSD_SPEC FBSD_STARTFILE_SPEC 731 #define ENDFILE_FREEBSD_SPEC FBSD_ENDFILE_SPEC 732 #define LIB_FREEBSD_SPEC FBSD_LIB_SPEC 733 #define LINK_START_FREEBSD_SPEC "" 734 735 #define LINK_OS_FREEBSD_SPEC "\ 736 %{p:%nconsider using '-pg' instead of '-p' with gprof(1)} \ 737 %{v:-V} \ 738 %{assert*} %{R*} %{rpath*} %{defsym*} \ 739 %{shared:-Bshareable %{h*} %{soname*}} \ 740 %{!shared: \ 741 %{!static: \ 742 %{rdynamic: -export-dynamic} \ 743 -dynamic-linker %(fbsd_dynamic_linker) } \ 744 %{static:-Bstatic}} \ 745 %{symbolic:-Bsymbolic}" 746 747 /* GNU/Linux support. */ 748 #define LIB_LINUX_SPEC "%{mnewlib: --start-group -llinux -lc --end-group } \ 749 %{!mnewlib: %{pthread:-lpthread} %{shared:-lc} \ 750 %{!shared: %{profile:-lc_p} %{!profile:-lc}}}" 751 752 #if ENABLE_OFFLOADING == 1 753 #define CRTOFFLOADBEGIN "%{fopenacc|fopenmp:crtoffloadbegin%O%s}" 754 #define CRTOFFLOADEND "%{fopenacc|fopenmp:crtoffloadend%O%s}" 755 #else 756 #define CRTOFFLOADBEGIN "" 757 #define CRTOFFLOADEND "" 758 #endif 759 760 #ifdef HAVE_LD_PIE 761 #define STARTFILE_LINUX_SPEC "\ 762 %{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \ 763 %{mnewlib:ecrti.o%s;:crti.o%s} \ 764 %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s} \ 765 " CRTOFFLOADBEGIN 766 #else 767 #define STARTFILE_LINUX_SPEC "\ 768 %{!shared: %{pg|p|profile:gcrt1.o%s;:crt1.o%s}} \ 769 %{mnewlib:ecrti.o%s;:crti.o%s} \ 770 %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s} \ 771 " CRTOFFLOADBEGIN 772 #endif 773 774 #define ENDFILE_LINUX_SPEC "\ 775 %{shared|pie:crtendS.o%s;:crtend.o%s} \ 776 %{mnewlib:ecrtn.o%s;:crtn.o%s} \ 777 " CRTOFFLOADEND 778 779 #define LINK_START_LINUX_SPEC "" 780 781 #define MUSL_DYNAMIC_LINKER_E ENDIAN_SELECT("","le","") 782 783 #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" 784 #define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0" 785 #define MUSL_DYNAMIC_LINKER \ 786 "/lib/ld-musl-powerpc" MUSL_DYNAMIC_LINKER_E "%{msoft-float:-sf}.so.1" 787 #if DEFAULT_LIBC == LIBC_UCLIBC 788 #define CHOOSE_DYNAMIC_LINKER(G, U, M) \ 789 "%{mglibc:" G ";:%{mmusl:" M ";:" U "}}" 790 #elif DEFAULT_LIBC == LIBC_MUSL 791 #define CHOOSE_DYNAMIC_LINKER(G, U, M) \ 792 "%{mglibc:" G ";:%{muclibc:" U ";:" M "}}" 793 #elif !defined (DEFAULT_LIBC) || DEFAULT_LIBC == LIBC_GLIBC 794 #define CHOOSE_DYNAMIC_LINKER(G, U, M) \ 795 "%{muclibc:" U ";:%{mmusl:" M ";:" G "}}" 796 #else 797 #error "Unsupported DEFAULT_LIBC" 798 #endif 799 #define GNU_USER_DYNAMIC_LINKER \ 800 CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, \ 801 MUSL_DYNAMIC_LINKER) 802 803 #define LINK_OS_LINUX_SPEC "-m elf32ppclinux %{!shared: %{!static: \ 804 %{rdynamic:-export-dynamic} \ 805 -dynamic-linker " GNU_USER_DYNAMIC_LINKER "}}" 806 807 #if defined(HAVE_LD_EH_FRAME_HDR) 808 # define LINK_EH_SPEC "%{!static|static-pie:--eh-frame-hdr} " 809 #endif 810 811 #define CPP_OS_LINUX_SPEC "-D__unix__ -D__gnu_linux__ -D__linux__ \ 812 %{!undef: \ 813 %{!ansi: \ 814 %{!std=*:-Dunix -D__unix -Dlinux -D__linux} \ 815 %{std=gnu*:-Dunix -D__unix -Dlinux -D__linux}}} \ 816 -Asystem=linux -Asystem=unix -Asystem=posix %{pthread:-D_REENTRANT}" 817 818 /* NetBSD support. */ 819 #define LIB_NETBSD_SPEC "\ 820 -lc" 821 822 #define STARTFILE_NETBSD_SPEC "\ 823 ncrti.o%s crt0.o%s \ 824 %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}" 825 826 #define ENDFILE_NETBSD_SPEC "\ 827 %{!shared:crtend.o%s} %{shared:crtendS.o%s} \ 828 ncrtn.o%s" 829 830 #define LINK_START_NETBSD_SPEC "\ 831 " 832 833 #define LINK_OS_NETBSD_SPEC "\ 834 %{!shared: %{!static: \ 835 %{rdynamic:-export-dynamic} \ 836 -dynamic-linker /usr/libexec/ld.elf_so}}" 837 838 #define CPP_OS_NETBSD_SPEC "\ 839 -D__powerpc__ -D__NetBSD__ -D__KPRINTF_ATTRIBUTE__" 840 841 /* OpenBSD support. */ 842 #ifndef LIB_OPENBSD_SPEC 843 #define LIB_OPENBSD_SPEC "%{!shared:%{pthread:-lpthread%{p:_p}%{!p:%{pg:_p}}}} %{!shared:-lc%{p:_p}%{!p:%{pg:_p}}}" 844 #endif 845 846 #ifndef STARTFILE_OPENBSD_SPEC 847 #define STARTFILE_OPENBSD_SPEC "\ 848 %{!shared: %{pg:gcrt0.o%s} %{!pg:%{p:gcrt0.o%s} %{!p:crt0.o%s}}} \ 849 %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}" 850 #endif 851 852 #ifndef ENDFILE_OPENBSD_SPEC 853 #define ENDFILE_OPENBSD_SPEC "\ 854 %{!shared:crtend.o%s} %{shared:crtendS.o%s}" 855 #endif 856 857 #ifndef LINK_START_OPENBSD_SPEC 858 #define LINK_START_OPENBSD_SPEC "-Ttext 0x400074" 859 #endif 860 861 #ifndef LINK_OS_OPENBSD_SPEC 862 #define LINK_OS_OPENBSD_SPEC "" 863 #endif 864 865 #ifndef CPP_OS_OPENBSD_SPEC 866 #define CPP_OS_OPENBSD_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_POSIX_THREADS}" 867 #endif 868 869 /* Define any extra SPECS that the compiler needs to generate. */ 870 /* Override rs6000.h definition. */ 871 #undef SUBTARGET_EXTRA_SPECS 872 #define SUBTARGET_EXTRA_SPECS \ 873 { "crtsavres_default", CRTSAVRES_DEFAULT_SPEC }, \ 874 { "lib_ads", LIB_ADS_SPEC }, \ 875 { "lib_yellowknife", LIB_YELLOWKNIFE_SPEC }, \ 876 { "lib_mvme", LIB_MVME_SPEC }, \ 877 { "lib_sim", LIB_SIM_SPEC }, \ 878 { "lib_freebsd", LIB_FREEBSD_SPEC }, \ 879 { "lib_linux", LIB_LINUX_SPEC }, \ 880 { "lib_netbsd", LIB_NETBSD_SPEC }, \ 881 { "lib_openbsd", LIB_OPENBSD_SPEC }, \ 882 { "lib_default", LIB_DEFAULT_SPEC }, \ 883 { "startfile_ads", STARTFILE_ADS_SPEC }, \ 884 { "startfile_yellowknife", STARTFILE_YELLOWKNIFE_SPEC }, \ 885 { "startfile_mvme", STARTFILE_MVME_SPEC }, \ 886 { "startfile_sim", STARTFILE_SIM_SPEC }, \ 887 { "startfile_freebsd", STARTFILE_FREEBSD_SPEC }, \ 888 { "startfile_linux", STARTFILE_LINUX_SPEC }, \ 889 { "startfile_netbsd", STARTFILE_NETBSD_SPEC }, \ 890 { "startfile_openbsd", STARTFILE_OPENBSD_SPEC }, \ 891 { "startfile_default", STARTFILE_DEFAULT_SPEC }, \ 892 { "endfile_ads", ENDFILE_ADS_SPEC }, \ 893 { "endfile_yellowknife", ENDFILE_YELLOWKNIFE_SPEC }, \ 894 { "endfile_mvme", ENDFILE_MVME_SPEC }, \ 895 { "endfile_sim", ENDFILE_SIM_SPEC }, \ 896 { "endfile_freebsd", ENDFILE_FREEBSD_SPEC }, \ 897 { "endfile_linux", ENDFILE_LINUX_SPEC }, \ 898 { "endfile_netbsd", ENDFILE_NETBSD_SPEC }, \ 899 { "endfile_openbsd", ENDFILE_OPENBSD_SPEC }, \ 900 { "endfile_default", ENDFILE_DEFAULT_SPEC }, \ 901 { "link_shlib", LINK_SHLIB_SPEC }, \ 902 { "link_start", LINK_START_SPEC }, \ 903 { "link_start_ads", LINK_START_ADS_SPEC }, \ 904 { "link_start_yellowknife", LINK_START_YELLOWKNIFE_SPEC }, \ 905 { "link_start_mvme", LINK_START_MVME_SPEC }, \ 906 { "link_start_sim", LINK_START_SIM_SPEC }, \ 907 { "link_start_freebsd", LINK_START_FREEBSD_SPEC }, \ 908 { "link_start_linux", LINK_START_LINUX_SPEC }, \ 909 { "link_start_netbsd", LINK_START_NETBSD_SPEC }, \ 910 { "link_start_openbsd", LINK_START_OPENBSD_SPEC }, \ 911 { "link_start_default", LINK_START_DEFAULT_SPEC }, \ 912 { "link_os", LINK_OS_SPEC }, \ 913 { "link_os_ads", LINK_OS_ADS_SPEC }, \ 914 { "link_os_yellowknife", LINK_OS_YELLOWKNIFE_SPEC }, \ 915 { "link_os_mvme", LINK_OS_MVME_SPEC }, \ 916 { "link_os_sim", LINK_OS_SIM_SPEC }, \ 917 { "link_os_freebsd", LINK_OS_FREEBSD_SPEC }, \ 918 { "link_os_linux", LINK_OS_LINUX_SPEC }, \ 919 { "link_os_netbsd", LINK_OS_NETBSD_SPEC }, \ 920 { "link_os_openbsd", LINK_OS_OPENBSD_SPEC }, \ 921 { "link_os_default", LINK_OS_DEFAULT_SPEC }, \ 922 { "cc1_secure_plt_default", CC1_SECURE_PLT_DEFAULT_SPEC }, \ 923 { "link_secure_plt", LINK_SECURE_PLT_SPEC }, \ 924 { "cpp_os_ads", CPP_OS_ADS_SPEC }, \ 925 { "cpp_os_yellowknife", CPP_OS_YELLOWKNIFE_SPEC }, \ 926 { "cpp_os_mvme", CPP_OS_MVME_SPEC }, \ 927 { "cpp_os_sim", CPP_OS_SIM_SPEC }, \ 928 { "cpp_os_freebsd", CPP_OS_FREEBSD_SPEC }, \ 929 { "cpp_os_linux", CPP_OS_LINUX_SPEC }, \ 930 { "cpp_os_netbsd", CPP_OS_NETBSD_SPEC }, \ 931 { "cpp_os_openbsd", CPP_OS_OPENBSD_SPEC }, \ 932 { "cpp_os_default", CPP_OS_DEFAULT_SPEC }, \ 933 { "fbsd_dynamic_linker", FBSD_DYNAMIC_LINKER }, \ 934 SUBSUBTARGET_EXTRA_SPECS 935 936 #define SUBSUBTARGET_EXTRA_SPECS 937 938 /* Define this macro as a C expression for the initializer of an 939 array of string to tell the driver program which options are 940 defaults for this target and thus do not need to be handled 941 specially when using `MULTILIB_OPTIONS'. 942 943 Do not define this macro if `MULTILIB_OPTIONS' is not defined in 944 the target makefile fragment or if none of the options listed in 945 `MULTILIB_OPTIONS' are set by default. *Note Target Fragment::. */ 946 947 #define MULTILIB_DEFAULTS { "mbig", "mcall-sysv" } 948 949 /* Define this macro if the code for function profiling should come 950 before the function prologue. Normally, the profiling code comes 951 after. */ 952 #define PROFILE_BEFORE_PROLOGUE 1 953 954 /* Function name to call to do profiling. */ 955 #define RS6000_MCOUNT "_mcount" 956 957 /* Select a format to encode pointers in exception handling data. CODE 958 is 0 for data, 1 for code labels, 2 for function pointers. GLOBAL is 959 true if the symbol may be affected by dynamic relocations. */ 960 #define ASM_PREFERRED_EH_DATA_FORMAT(CODE, GLOBAL) \ 961 (flag_pic \ 962 ? (((GLOBAL) ? DW_EH_PE_indirect : 0) | DW_EH_PE_pcrel \ 963 | DW_EH_PE_sdata4) \ 964 : DW_EH_PE_absptr) 965 966 #define DOUBLE_INT_ASM_OP "\t.quad\t" 967 968 /* Generate entries in .fixup for relocatable addresses. */ 969 #define RELOCATABLE_NEEDS_FIXUP 1 970 971 #define TARGET_ASM_FILE_END rs6000_elf_file_end 972 973 #undef TARGET_ASAN_SHADOW_OFFSET 974 #define TARGET_ASAN_SHADOW_OFFSET rs6000_asan_shadow_offset 975 976 /* This target uses the sysv4.opt file. */ 977 #define TARGET_USES_SYSV4_OPT 1 978 979 /* Include order changes for musl, same as in generic linux.h. */ 980 #if DEFAULT_LIBC == LIBC_MUSL 981 #define INCLUDE_DEFAULTS_MUSL_GPP \ 982 { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1, \ 983 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 }, \ 984 { GPLUSPLUS_TOOL_INCLUDE_DIR, "G++", 1, 1, \ 985 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 1 }, \ 986 { GPLUSPLUS_BACKWARD_INCLUDE_DIR, "G++", 1, 1, \ 987 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 }, 988 989 #ifdef LOCAL_INCLUDE_DIR 990 #define INCLUDE_DEFAULTS_MUSL_LOCAL \ 991 { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 2 }, \ 992 { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 0 }, 993 #else 994 #define INCLUDE_DEFAULTS_MUSL_LOCAL 995 #endif 996 997 #ifdef PREFIX_INCLUDE_DIR 998 #define INCLUDE_DEFAULTS_MUSL_PREFIX \ 999 { PREFIX_INCLUDE_DIR, 0, 0, 1, 0, 0}, 1000 #else 1001 #define INCLUDE_DEFAULTS_MUSL_PREFIX 1002 #endif 1003 1004 #ifdef CROSS_INCLUDE_DIR 1005 #define INCLUDE_DEFAULTS_MUSL_CROSS \ 1006 { CROSS_INCLUDE_DIR, "GCC", 0, 0, 0, 0}, 1007 #else 1008 #define INCLUDE_DEFAULTS_MUSL_CROSS 1009 #endif 1010 1011 #ifdef TOOL_INCLUDE_DIR 1012 #define INCLUDE_DEFAULTS_MUSL_TOOL \ 1013 { TOOL_INCLUDE_DIR, "BINUTILS", 0, 1, 0, 0}, 1014 #else 1015 #define INCLUDE_DEFAULTS_MUSL_TOOL 1016 #endif 1017 1018 #ifdef NATIVE_SYSTEM_HEADER_DIR 1019 #define INCLUDE_DEFAULTS_MUSL_NATIVE \ 1020 { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 2 }, \ 1021 { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 0 }, 1022 #else 1023 #define INCLUDE_DEFAULTS_MUSL_NATIVE 1024 #endif 1025 1026 #if defined (CROSS_DIRECTORY_STRUCTURE) && !defined (TARGET_SYSTEM_ROOT) 1027 # undef INCLUDE_DEFAULTS_MUSL_LOCAL 1028 # define INCLUDE_DEFAULTS_MUSL_LOCAL 1029 # undef INCLUDE_DEFAULTS_MUSL_NATIVE 1030 # define INCLUDE_DEFAULTS_MUSL_NATIVE 1031 #else 1032 # undef INCLUDE_DEFAULTS_MUSL_CROSS 1033 # define INCLUDE_DEFAULTS_MUSL_CROSS 1034 #endif 1035 1036 #undef INCLUDE_DEFAULTS 1037 #define INCLUDE_DEFAULTS \ 1038 { \ 1039 INCLUDE_DEFAULTS_MUSL_GPP \ 1040 INCLUDE_DEFAULTS_MUSL_LOCAL \ 1041 INCLUDE_DEFAULTS_MUSL_PREFIX \ 1042 INCLUDE_DEFAULTS_MUSL_CROSS \ 1043 INCLUDE_DEFAULTS_MUSL_TOOL \ 1044 INCLUDE_DEFAULTS_MUSL_NATIVE \ 1045 { GCC_INCLUDE_DIR, "GCC", 0, 1, 0, 0 }, \ 1046 { 0, 0, 0, 0, 0, 0 } \ 1047 } 1048 #endif 1049