1 /* Generate code to initialize optabs from machine description. 2 Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 3 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. 4 5 This file is part of GCC. 6 7 GCC is free software; you can redistribute it and/or modify it under 8 the terms of the GNU General Public License as published by the Free 9 Software Foundation; either version 2, or (at your option) any later 10 version. 11 12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 13 WARRANTY; without even the implied warranty of MERCHANTABILITY or 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15 for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with GCC; see the file COPYING. If not, write to the Free 19 Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 20 02110-1301, USA. */ 21 22 23 #include "bconfig.h" 24 #include "system.h" 25 #include "coretypes.h" 26 #include "tm.h" 27 #include "rtl.h" 28 #include "errors.h" 29 #include "gensupport.h" 30 31 32 /* Many parts of GCC use arrays that are indexed by machine mode and 33 contain the insn codes for pattern in the MD file that perform a given 34 operation on operands of that mode. 35 36 These patterns are present in the MD file with names that contain 37 the mode(s) used and the name of the operation. This program 38 writes a function `init_all_optabs' that initializes the optabs with 39 all the insn codes of the relevant patterns present in the MD file. 40 41 This array contains a list of optabs that need to be initialized. Within 42 each string, the name of the pattern to be matched against is delimited 43 with $( and $). In the string, $a and $b are used to match a short mode 44 name (the part of the mode name not including `mode' and converted to 45 lower-case). When writing out the initializer, the entire string is 46 used. $A and $B are replaced with the full name of the mode; $a and $b 47 are replaced with the short form of the name, as above. 48 49 If $N is present in the pattern, it means the two modes must be consecutive 50 widths in the same mode class (e.g, QImode and HImode). $I means that 51 only full integer modes should be considered for the next mode, and $F 52 means that only float modes should be considered. 53 $P means that both full and partial integer modes should be considered. 54 55 $V means to emit 'v' if the first mode is a MODE_FLOAT mode. 56 57 For some optabs, we store the operation by RTL codes. These are only 58 used for comparisons. In that case, $c and $C are the lower-case and 59 upper-case forms of the comparison, respectively. */ 60 61 static const char * const optabs[] = 62 { "sext_optab->handlers[$B][$A].insn_code = CODE_FOR_$(extend$a$b2$)", 63 "zext_optab->handlers[$B][$A].insn_code = CODE_FOR_$(zero_extend$a$b2$)", 64 "sfix_optab->handlers[$B][$A].insn_code = CODE_FOR_$(fix$F$a$I$b2$)", 65 "ufix_optab->handlers[$B][$A].insn_code = CODE_FOR_$(fixuns$F$a$b2$)", 66 "sfixtrunc_optab->handlers[$B][$A].insn_code = CODE_FOR_$(fix_trunc$F$a$I$b2$)", 67 "ufixtrunc_optab->handlers[$B][$A].insn_code = CODE_FOR_$(fixuns_trunc$F$a$I$b2$)", 68 "sfloat_optab->handlers[$B][$A].insn_code = CODE_FOR_$(float$I$a$F$b2$)", 69 "ufloat_optab->handlers[$B][$A].insn_code = CODE_FOR_$(floatuns$I$a$F$b2$)", 70 "trunc_optab->handlers[$B][$A].insn_code = CODE_FOR_$(trunc$a$b2$)", 71 "add_optab->handlers[$A].insn_code = CODE_FOR_$(add$P$a3$)", 72 "addv_optab->handlers[$A].insn_code =\n\ 73 add_optab->handlers[$A].insn_code = CODE_FOR_$(add$F$a3$)", 74 "addv_optab->handlers[$A].insn_code = CODE_FOR_$(addv$I$a3$)", 75 "sub_optab->handlers[$A].insn_code = CODE_FOR_$(sub$P$a3$)", 76 "subv_optab->handlers[$A].insn_code =\n\ 77 sub_optab->handlers[$A].insn_code = CODE_FOR_$(sub$F$a3$)", 78 "subv_optab->handlers[$A].insn_code = CODE_FOR_$(subv$I$a3$)", 79 "smul_optab->handlers[$A].insn_code = CODE_FOR_$(mul$P$a3$)", 80 "smulv_optab->handlers[$A].insn_code =\n\ 81 smul_optab->handlers[$A].insn_code = CODE_FOR_$(mul$F$a3$)", 82 "smulv_optab->handlers[$A].insn_code = CODE_FOR_$(mulv$I$a3$)", 83 "umul_highpart_optab->handlers[$A].insn_code = CODE_FOR_$(umul$a3_highpart$)", 84 "smul_highpart_optab->handlers[$A].insn_code = CODE_FOR_$(smul$a3_highpart$)", 85 "smul_widen_optab->handlers[$B].insn_code = CODE_FOR_$(mul$a$b3$)$N", 86 "umul_widen_optab->handlers[$B].insn_code = CODE_FOR_$(umul$a$b3$)$N", 87 "usmul_widen_optab->handlers[$B].insn_code = CODE_FOR_$(usmul$a$b3$)$N", 88 "sdiv_optab->handlers[$A].insn_code = CODE_FOR_$(div$a3$)", 89 "sdivv_optab->handlers[$A].insn_code = CODE_FOR_$(div$V$I$a3$)", 90 "udiv_optab->handlers[$A].insn_code = CODE_FOR_$(udiv$I$a3$)", 91 "sdivmod_optab->handlers[$A].insn_code = CODE_FOR_$(divmod$a4$)", 92 "udivmod_optab->handlers[$A].insn_code = CODE_FOR_$(udivmod$a4$)", 93 "smod_optab->handlers[$A].insn_code = CODE_FOR_$(mod$a3$)", 94 "umod_optab->handlers[$A].insn_code = CODE_FOR_$(umod$a3$)", 95 "fmod_optab->handlers[$A].insn_code = CODE_FOR_$(fmod$a3$)", 96 "drem_optab->handlers[$A].insn_code = CODE_FOR_$(drem$a3$)", 97 "ftrunc_optab->handlers[$A].insn_code = CODE_FOR_$(ftrunc$F$a2$)", 98 "and_optab->handlers[$A].insn_code = CODE_FOR_$(and$a3$)", 99 "ior_optab->handlers[$A].insn_code = CODE_FOR_$(ior$a3$)", 100 "xor_optab->handlers[$A].insn_code = CODE_FOR_$(xor$a3$)", 101 "ashl_optab->handlers[$A].insn_code = CODE_FOR_$(ashl$a3$)", 102 "ashr_optab->handlers[$A].insn_code = CODE_FOR_$(ashr$a3$)", 103 "lshr_optab->handlers[$A].insn_code = CODE_FOR_$(lshr$a3$)", 104 "rotl_optab->handlers[$A].insn_code = CODE_FOR_$(rotl$a3$)", 105 "rotr_optab->handlers[$A].insn_code = CODE_FOR_$(rotr$a3$)", 106 "smin_optab->handlers[$A].insn_code = CODE_FOR_$(smin$a3$)", 107 "smax_optab->handlers[$A].insn_code = CODE_FOR_$(smax$a3$)", 108 "umin_optab->handlers[$A].insn_code = CODE_FOR_$(umin$I$a3$)", 109 "umax_optab->handlers[$A].insn_code = CODE_FOR_$(umax$I$a3$)", 110 "pow_optab->handlers[$A].insn_code = CODE_FOR_$(pow$a3$)", 111 "atan2_optab->handlers[$A].insn_code = CODE_FOR_$(atan2$a3$)", 112 "neg_optab->handlers[$A].insn_code = CODE_FOR_$(neg$P$a2$)", 113 "negv_optab->handlers[$A].insn_code =\n\ 114 neg_optab->handlers[$A].insn_code = CODE_FOR_$(neg$F$a2$)", 115 "negv_optab->handlers[$A].insn_code = CODE_FOR_$(negv$I$a2$)", 116 "abs_optab->handlers[$A].insn_code = CODE_FOR_$(abs$P$a2$)", 117 "absv_optab->handlers[$A].insn_code =\n\ 118 abs_optab->handlers[$A].insn_code = CODE_FOR_$(abs$F$a2$)", 119 "absv_optab->handlers[$A].insn_code = CODE_FOR_$(absv$I$a2$)", 120 "copysign_optab->handlers[$A].insn_code = CODE_FOR_$(copysign$F$a3$)", 121 "sqrt_optab->handlers[$A].insn_code = CODE_FOR_$(sqrt$a2$)", 122 "floor_optab->handlers[$A].insn_code = CODE_FOR_$(floor$a2$)", 123 "lfloor_optab->handlers[$A].insn_code = CODE_FOR_$(lfloor$a2$)", 124 "ceil_optab->handlers[$A].insn_code = CODE_FOR_$(ceil$a2$)", 125 "lceil_optab->handlers[$A].insn_code = CODE_FOR_$(lceil$a2$)", 126 "round_optab->handlers[$A].insn_code = CODE_FOR_$(round$a2$)", 127 "btrunc_optab->handlers[$A].insn_code = CODE_FOR_$(btrunc$a2$)", 128 "nearbyint_optab->handlers[$A].insn_code = CODE_FOR_$(nearbyint$a2$)", 129 "rint_optab->handlers[$A].insn_code = CODE_FOR_$(rint$a2$)", 130 "lrint_optab->handlers[$A].insn_code = CODE_FOR_$(lrint$a2$)", 131 "sincos_optab->handlers[$A].insn_code = CODE_FOR_$(sincos$a3$)", 132 "sin_optab->handlers[$A].insn_code = CODE_FOR_$(sin$a2$)", 133 "asin_optab->handlers[$A].insn_code = CODE_FOR_$(asin$a2$)", 134 "cos_optab->handlers[$A].insn_code = CODE_FOR_$(cos$a2$)", 135 "acos_optab->handlers[$A].insn_code = CODE_FOR_$(acos$a2$)", 136 "exp_optab->handlers[$A].insn_code = CODE_FOR_$(exp$a2$)", 137 "exp10_optab->handlers[$A].insn_code = CODE_FOR_$(exp10$a2$)", 138 "exp2_optab->handlers[$A].insn_code = CODE_FOR_$(exp2$a2$)", 139 "expm1_optab->handlers[$A].insn_code = CODE_FOR_$(expm1$a2$)", 140 "ldexp_optab->handlers[$A].insn_code = CODE_FOR_$(ldexp$a3$)", 141 "logb_optab->handlers[$A].insn_code = CODE_FOR_$(logb$a2$)", 142 "ilogb_optab->handlers[$A].insn_code = CODE_FOR_$(ilogb$a2$)", 143 "log_optab->handlers[$A].insn_code = CODE_FOR_$(log$a2$)", 144 "log10_optab->handlers[$A].insn_code = CODE_FOR_$(log10$a2$)", 145 "log2_optab->handlers[$A].insn_code = CODE_FOR_$(log2$a2$)", 146 "log1p_optab->handlers[$A].insn_code = CODE_FOR_$(log1p$a2$)", 147 "tan_optab->handlers[$A].insn_code = CODE_FOR_$(tan$a2$)", 148 "atan_optab->handlers[$A].insn_code = CODE_FOR_$(atan$a2$)", 149 "strlen_optab->handlers[$A].insn_code = CODE_FOR_$(strlen$a$)", 150 "one_cmpl_optab->handlers[$A].insn_code = CODE_FOR_$(one_cmpl$a2$)", 151 "ffs_optab->handlers[$A].insn_code = CODE_FOR_$(ffs$a2$)", 152 "clz_optab->handlers[$A].insn_code = CODE_FOR_$(clz$a2$)", 153 "ctz_optab->handlers[$A].insn_code = CODE_FOR_$(ctz$a2$)", 154 "popcount_optab->handlers[$A].insn_code = CODE_FOR_$(popcount$a2$)", 155 "parity_optab->handlers[$A].insn_code = CODE_FOR_$(parity$a2$)", 156 "mov_optab->handlers[$A].insn_code = CODE_FOR_$(mov$a$)", 157 "movstrict_optab->handlers[$A].insn_code = CODE_FOR_$(movstrict$a$)", 158 "movmisalign_optab->handlers[$A].insn_code = CODE_FOR_$(movmisalign$a$)", 159 "cmp_optab->handlers[$A].insn_code = CODE_FOR_$(cmp$a$)", 160 "tst_optab->handlers[$A].insn_code = CODE_FOR_$(tst$a$)", 161 "addcc_optab->handlers[$A].insn_code = CODE_FOR_$(add$acc$)", 162 "bcc_gen_fctn[$C] = gen_$(b$c$)", 163 "setcc_gen_code[$C] = CODE_FOR_$(s$c$)", 164 "movcc_gen_code[$A] = CODE_FOR_$(mov$acc$)", 165 "cbranch_optab->handlers[$A].insn_code = CODE_FOR_$(cbranch$a4$)", 166 "cmov_optab->handlers[$A].insn_code = CODE_FOR_$(cmov$a6$)", 167 "cstore_optab->handlers[$A].insn_code = CODE_FOR_$(cstore$a4$)", 168 "push_optab->handlers[$A].insn_code = CODE_FOR_$(push$a1$)", 169 "reload_in_optab[$A] = CODE_FOR_$(reload_in$a$)", 170 "reload_out_optab[$A] = CODE_FOR_$(reload_out$a$)", 171 "movmem_optab[$A] = CODE_FOR_$(movmem$a$)", 172 "cmpstr_optab[$A] = CODE_FOR_$(cmpstr$a$)", 173 "cmpstrn_optab[$A] = CODE_FOR_$(cmpstrn$a$)", 174 "cmpmem_optab[$A] = CODE_FOR_$(cmpmem$a$)", 175 "setmem_optab[$A] = CODE_FOR_$(setmem$a$)", 176 "sync_add_optab[$A] = CODE_FOR_$(sync_add$I$a$)", 177 "sync_sub_optab[$A] = CODE_FOR_$(sync_sub$I$a$)", 178 "sync_ior_optab[$A] = CODE_FOR_$(sync_ior$I$a$)", 179 "sync_and_optab[$A] = CODE_FOR_$(sync_and$I$a$)", 180 "sync_xor_optab[$A] = CODE_FOR_$(sync_xor$I$a$)", 181 "sync_nand_optab[$A] = CODE_FOR_$(sync_nand$I$a$)", 182 "sync_old_add_optab[$A] = CODE_FOR_$(sync_old_add$I$a$)", 183 "sync_old_sub_optab[$A] = CODE_FOR_$(sync_old_sub$I$a$)", 184 "sync_old_ior_optab[$A] = CODE_FOR_$(sync_old_ior$I$a$)", 185 "sync_old_and_optab[$A] = CODE_FOR_$(sync_old_and$I$a$)", 186 "sync_old_xor_optab[$A] = CODE_FOR_$(sync_old_xor$I$a$)", 187 "sync_old_nand_optab[$A] = CODE_FOR_$(sync_old_nand$I$a$)", 188 "sync_new_add_optab[$A] = CODE_FOR_$(sync_new_add$I$a$)", 189 "sync_new_sub_optab[$A] = CODE_FOR_$(sync_new_sub$I$a$)", 190 "sync_new_ior_optab[$A] = CODE_FOR_$(sync_new_ior$I$a$)", 191 "sync_new_and_optab[$A] = CODE_FOR_$(sync_new_and$I$a$)", 192 "sync_new_xor_optab[$A] = CODE_FOR_$(sync_new_xor$I$a$)", 193 "sync_new_nand_optab[$A] = CODE_FOR_$(sync_new_nand$I$a$)", 194 "sync_compare_and_swap[$A] = CODE_FOR_$(sync_compare_and_swap$I$a$)", 195 "sync_compare_and_swap_cc[$A] = CODE_FOR_$(sync_compare_and_swap_cc$I$a$)", 196 "sync_lock_test_and_set[$A] = CODE_FOR_$(sync_lock_test_and_set$I$a$)", 197 "sync_lock_release[$A] = CODE_FOR_$(sync_lock_release$I$a$)", 198 "vec_set_optab->handlers[$A].insn_code = CODE_FOR_$(vec_set$a$)", 199 "vec_extract_optab->handlers[$A].insn_code = CODE_FOR_$(vec_extract$a$)", 200 "vec_init_optab->handlers[$A].insn_code = CODE_FOR_$(vec_init$a$)", 201 "vec_shl_optab->handlers[$A].insn_code = CODE_FOR_$(vec_shl_$a$)", 202 "vec_shr_optab->handlers[$A].insn_code = CODE_FOR_$(vec_shr_$a$)", 203 "vec_realign_load_optab->handlers[$A].insn_code = CODE_FOR_$(vec_realign_load_$a$)", 204 "vcond_gen_code[$A] = CODE_FOR_$(vcond$a$)", 205 "vcondu_gen_code[$A] = CODE_FOR_$(vcondu$a$)", 206 "ssum_widen_optab->handlers[$A].insn_code = CODE_FOR_$(widen_ssum$I$a3$)", 207 "usum_widen_optab->handlers[$A].insn_code = CODE_FOR_$(widen_usum$I$a3$)", 208 "udot_prod_optab->handlers[$A].insn_code = CODE_FOR_$(udot_prod$I$a$)", 209 "sdot_prod_optab->handlers[$A].insn_code = CODE_FOR_$(sdot_prod$I$a$)", 210 "reduc_smax_optab->handlers[$A].insn_code = CODE_FOR_$(reduc_smax_$a$)", 211 "reduc_umax_optab->handlers[$A].insn_code = CODE_FOR_$(reduc_umax_$a$)", 212 "reduc_smin_optab->handlers[$A].insn_code = CODE_FOR_$(reduc_smin_$a$)", 213 "reduc_umin_optab->handlers[$A].insn_code = CODE_FOR_$(reduc_umin_$a$)", 214 "reduc_splus_optab->handlers[$A].insn_code = CODE_FOR_$(reduc_splus_$a$)" , 215 "reduc_uplus_optab->handlers[$A].insn_code = CODE_FOR_$(reduc_uplus_$a$)" 216 }; 217 218 static void gen_insn (rtx); 219 220 static void 221 gen_insn (rtx insn) 222 { 223 const char *name = XSTR (insn, 0); 224 int m1 = 0, m2 = 0, op = 0; 225 size_t pindex; 226 int i; 227 const char *np, *pp, *p, *q; 228 229 /* Don't mention instructions whose names are the null string. 230 They are in the machine description just to be recognized. */ 231 if (*name == 0) 232 return; 233 234 /* See if NAME matches one of the patterns we have for the optabs we know 235 about. */ 236 237 for (pindex = 0; pindex < ARRAY_SIZE (optabs); pindex++) 238 { 239 int force_float = 0, force_int = 0, force_partial_int = 0; 240 int force_consec = 0; 241 int matches = 1; 242 243 for (pp = optabs[pindex]; pp[0] != '$' || pp[1] != '('; pp++) 244 ; 245 246 for (pp += 2, np = name; matches && ! (pp[0] == '$' && pp[1] == ')'); 247 pp++) 248 { 249 if (*pp != '$') 250 { 251 if (*pp != *np++) 252 break; 253 } 254 else 255 switch (*++pp) 256 { 257 case 'N': 258 force_consec = 1; 259 break; 260 case 'I': 261 force_int = 1; 262 break; 263 case 'P': 264 force_partial_int = 1; 265 break; 266 case 'F': 267 force_float = 1; 268 break; 269 case 'V': 270 break; 271 case 'c': 272 for (op = 0; op < NUM_RTX_CODE; op++) 273 { 274 for (p = GET_RTX_NAME(op), q = np; *p; p++, q++) 275 if (*p != *q) 276 break; 277 278 /* We have to be concerned about matching "gt" and 279 missing "gtu", e.g., so verify we have reached the 280 end of thing we are to match. */ 281 if (*p == 0 && *q == 0 282 && (GET_RTX_CLASS (op) == RTX_COMPARE 283 || GET_RTX_CLASS (op) == RTX_COMM_COMPARE)) 284 break; 285 } 286 287 if (op == NUM_RTX_CODE) 288 matches = 0; 289 else 290 np += strlen (GET_RTX_NAME(op)); 291 break; 292 case 'a': 293 case 'b': 294 /* This loop will stop at the first prefix match, so 295 look through the modes in reverse order, in case 296 there are extra CC modes and CC is a prefix of the 297 CC modes (as it should be). */ 298 for (i = (MAX_MACHINE_MODE) - 1; i >= 0; i--) 299 { 300 for (p = GET_MODE_NAME(i), q = np; *p; p++, q++) 301 if (TOLOWER (*p) != *q) 302 break; 303 304 if (*p == 0 305 && (! force_int || mode_class[i] == MODE_INT 306 || mode_class[i] == MODE_VECTOR_INT) 307 && (! force_partial_int 308 || mode_class[i] == MODE_INT 309 || mode_class[i] == MODE_PARTIAL_INT 310 || mode_class[i] == MODE_VECTOR_INT) 311 && (! force_float 312 || mode_class[i] == MODE_FLOAT 313 || mode_class[i] == MODE_DECIMAL_FLOAT 314 || mode_class[i] == MODE_COMPLEX_FLOAT 315 || mode_class[i] == MODE_VECTOR_FLOAT)) 316 break; 317 } 318 319 if (i < 0) 320 matches = 0; 321 else if (*pp == 'a') 322 m1 = i, np += strlen (GET_MODE_NAME(i)); 323 else 324 m2 = i, np += strlen (GET_MODE_NAME(i)); 325 326 force_int = force_partial_int = force_float = 0; 327 break; 328 329 default: 330 gcc_unreachable (); 331 } 332 } 333 334 if (matches && pp[0] == '$' && pp[1] == ')' 335 && *np == 0 336 && (! force_consec || (int) GET_MODE_WIDER_MODE(m1) == m2)) 337 break; 338 } 339 340 if (pindex == ARRAY_SIZE (optabs)) 341 return; 342 343 /* We found a match. If this pattern is only conditionally present, 344 write out the "if" and two extra blanks. */ 345 346 if (*XSTR (insn, 2) != 0) 347 printf (" if (HAVE_%s)\n ", name); 348 349 printf (" "); 350 351 /* Now write out the initialization, making all required substitutions. */ 352 for (pp = optabs[pindex]; *pp; pp++) 353 { 354 if (*pp != '$') 355 putchar (*pp); 356 else 357 switch (*++pp) 358 { 359 case '(': case ')': 360 case 'I': case 'F': case 'N': 361 break; 362 case 'V': 363 if (SCALAR_FLOAT_MODE_P (m1)) 364 printf ("v"); 365 break; 366 case 'a': 367 for (np = GET_MODE_NAME(m1); *np; np++) 368 putchar (TOLOWER (*np)); 369 break; 370 case 'b': 371 for (np = GET_MODE_NAME(m2); *np; np++) 372 putchar (TOLOWER (*np)); 373 break; 374 case 'A': 375 printf ("%smode", GET_MODE_NAME(m1)); 376 break; 377 case 'B': 378 printf ("%smode", GET_MODE_NAME(m2)); 379 break; 380 case 'c': 381 printf ("%s", GET_RTX_NAME(op)); 382 break; 383 case 'C': 384 for (np = GET_RTX_NAME(op); *np; np++) 385 putchar (TOUPPER (*np)); 386 break; 387 } 388 } 389 390 printf (";\n"); 391 } 392 393 extern int main (int, char **); 394 395 int 396 main (int argc, char **argv) 397 { 398 rtx desc; 399 400 progname = "genopinit"; 401 402 if (init_md_reader_args (argc, argv) != SUCCESS_EXIT_CODE) 403 return (FATAL_EXIT_CODE); 404 405 printf ("/* Generated automatically by the program `genopinit'\n\ 406 from the machine description file `md'. */\n\n"); 407 408 printf ("#include \"config.h\"\n"); 409 printf ("#include \"system.h\"\n"); 410 printf ("#include \"coretypes.h\"\n"); 411 printf ("#include \"tm.h\"\n"); 412 printf ("#include \"rtl.h\"\n"); 413 printf ("#include \"flags.h\"\n"); 414 printf ("#include \"insn-config.h\"\n"); 415 printf ("#include \"recog.h\"\n"); 416 printf ("#include \"expr.h\"\n"); 417 printf ("#include \"optabs.h\"\n"); 418 printf ("#include \"reload.h\"\n\n"); 419 420 printf ("void\ninit_all_optabs (void)\n{\n"); 421 422 puts ("\ 423 #ifdef FIXUNS_TRUNC_LIKE_FIX_TRUNC\n\ 424 int i, j;\n\ 425 #endif\n"); 426 427 /* Read the machine description. */ 428 429 while (1) 430 { 431 int line_no, insn_code_number = 0; 432 433 desc = read_md_rtx (&line_no, &insn_code_number); 434 if (desc == NULL) 435 break; 436 437 if (GET_CODE (desc) == DEFINE_INSN || GET_CODE (desc) == DEFINE_EXPAND) 438 gen_insn (desc); 439 } 440 441 puts ("\ 442 \n\ 443 #ifdef FIXUNS_TRUNC_LIKE_FIX_TRUNC\n\ 444 /* This flag says the same insns that convert to a signed fixnum\n\ 445 also convert validly to an unsigned one. */\n\ 446 for (i = 0; i < NUM_MACHINE_MODES; i++)\n\ 447 for (j = 0; j < NUM_MACHINE_MODES; j++)\n\ 448 ufixtrunc_optab->handlers[i][j].insn_code\n\ 449 = sfixtrunc_optab->handlers[i][j].insn_code;\n\ 450 #endif\n\ 451 }"); 452 453 fflush (stdout); 454 return (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE); 455 } 456