Mercurial > hg > CbC > CbC_gcc
annotate gcc/optabs.h @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
| author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 22 Mar 2011 17:18:12 +0900 |
| parents | b7f97abdc517 |
| children | 04ced10e8804 |
| rev | line source |
|---|---|
| 0 | 1 /* Definitions for code generation pass of GNU compiler. |
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2 Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 |
| 0 | 3 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 | |
| 8 it under the terms of the GNU General Public License as published by | |
| 9 the Free Software Foundation; either version 3, or (at your option) | |
| 10 any later version. | |
| 11 | |
| 12 GCC is distributed in the hope that it will be useful, | |
| 13 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 GNU General Public License for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 18 along with GCC; see the file COPYING3. If not see | |
| 19 <http://www.gnu.org/licenses/>. */ | |
| 20 | |
| 21 #ifndef GCC_OPTABS_H | |
| 22 #define GCC_OPTABS_H | |
| 23 | |
| 24 #include "insn-codes.h" | |
| 25 | |
| 26 /* Optabs are tables saying how to generate insn bodies | |
| 27 for various machine modes and numbers of operands. | |
| 28 Each optab applies to one operation. | |
| 29 | |
| 30 For example, add_optab applies to addition. | |
| 31 | |
| 32 The `lib_call' slot is the name of the library function that | |
| 33 can be used to perform the operation. | |
| 34 | |
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35 A few optabs, such as move_optab, are used by special code. */ |
| 0 | 36 |
| 37 struct optab_handlers | |
| 38 { | |
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39 /* I - CODE_FOR_nothing, where I is either the insn code of the |
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40 associated insn generator or CODE_FOR_nothing if there is no such |
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41 insn on the target machine. */ |
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42 int insn_code; |
| 0 | 43 }; |
| 44 | |
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45 struct optab_d |
| 0 | 46 { |
| 47 enum rtx_code code; | |
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48 char libcall_suffix; |
| 0 | 49 const char *libcall_basename; |
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50 void (*libcall_gen)(struct optab_d *, const char *name, char suffix, |
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51 enum machine_mode); |
| 0 | 52 struct optab_handlers handlers[NUM_MACHINE_MODES]; |
| 53 }; | |
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54 typedef struct optab_d * optab; |
| 0 | 55 |
| 56 /* A convert_optab is for some sort of conversion operation between | |
| 57 modes. The first array index is the destination mode, the second | |
| 58 is the source mode. */ | |
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59 struct convert_optab_d |
| 0 | 60 { |
| 61 enum rtx_code code; | |
| 62 const char *libcall_basename; | |
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63 void (*libcall_gen)(struct convert_optab_d *, const char *name, |
| 0 | 64 enum machine_mode, |
| 65 enum machine_mode); | |
| 66 struct optab_handlers handlers[NUM_MACHINE_MODES][NUM_MACHINE_MODES]; | |
| 67 }; | |
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68 typedef struct convert_optab_d *convert_optab; |
| 0 | 69 |
| 70 /* Given an enum insn_code, access the function to construct | |
| 71 the body of that kind of insn. */ | |
| 72 #define GEN_FCN(CODE) (insn_data[CODE].genfun) | |
| 73 | |
| 74 /* Enumeration of valid indexes into optab_table. */ | |
| 75 enum optab_index | |
| 76 { | |
| 77 /* Fixed-point operators with signed/unsigned saturation */ | |
| 78 OTI_ssadd, | |
| 79 OTI_usadd, | |
| 80 OTI_sssub, | |
| 81 OTI_ussub, | |
| 82 OTI_ssmul, | |
| 83 OTI_usmul, | |
| 84 OTI_ssdiv, | |
| 85 OTI_usdiv, | |
| 86 OTI_ssneg, | |
| 87 OTI_usneg, | |
| 88 OTI_ssashl, | |
| 89 OTI_usashl, | |
| 90 | |
| 91 OTI_add, | |
| 92 OTI_addv, | |
| 93 OTI_sub, | |
| 94 OTI_subv, | |
| 95 | |
| 96 /* Signed and fp multiply */ | |
| 97 OTI_smul, | |
| 98 OTI_smulv, | |
| 99 /* Signed multiply, return high word */ | |
| 100 OTI_smul_highpart, | |
| 101 OTI_umul_highpart, | |
| 102 /* Signed multiply with result one machine mode wider than args */ | |
| 103 OTI_smul_widen, | |
| 104 OTI_umul_widen, | |
| 105 /* Widening multiply of one unsigned and one signed operand. */ | |
| 106 OTI_usmul_widen, | |
| 107 /* Signed multiply and add with the result and addend one machine mode | |
| 108 wider than the multiplicand and multiplier. */ | |
| 109 OTI_smadd_widen, | |
| 110 /* Unsigned multiply and add with the result and addend one machine mode | |
| 111 wider than the multiplicand and multiplier. */ | |
| 112 OTI_umadd_widen, | |
| 113 /* Signed multiply and add with the result and addend one machine mode | |
| 114 wider than the multiplicand and multiplier. | |
| 115 All involved operations are saturating. */ | |
| 116 OTI_ssmadd_widen, | |
| 117 /* Unsigned multiply and add with the result and addend one machine mode | |
| 118 wider than the multiplicand and multiplier. | |
| 119 All involved operations are saturating. */ | |
| 120 OTI_usmadd_widen, | |
| 121 /* Signed multiply and subtract the result and minuend one machine mode | |
| 122 wider than the multiplicand and multiplier. */ | |
| 123 OTI_smsub_widen, | |
| 124 /* Unsigned multiply and subtract the result and minuend one machine mode | |
| 125 wider than the multiplicand and multiplier. */ | |
| 126 OTI_umsub_widen, | |
| 127 /* Signed multiply and subtract the result and minuend one machine mode | |
| 128 wider than the multiplicand and multiplier. | |
| 129 All involved operations are saturating. */ | |
| 130 OTI_ssmsub_widen, | |
| 131 /* Unsigned multiply and subtract the result and minuend one machine mode | |
| 132 wider than the multiplicand and multiplier. | |
| 133 All involved operations are saturating. */ | |
| 134 OTI_usmsub_widen, | |
| 135 | |
| 136 /* Signed divide */ | |
| 137 OTI_sdiv, | |
| 138 OTI_sdivv, | |
| 139 /* Signed divide-and-remainder in one */ | |
| 140 OTI_sdivmod, | |
| 141 OTI_udiv, | |
| 142 OTI_udivmod, | |
| 143 /* Signed remainder */ | |
| 144 OTI_smod, | |
| 145 OTI_umod, | |
| 146 /* Floating point remainder functions */ | |
| 147 OTI_fmod, | |
| 148 OTI_remainder, | |
| 149 /* Convert float to integer in float fmt */ | |
| 150 OTI_ftrunc, | |
| 151 | |
| 152 /* Logical and */ | |
| 153 OTI_and, | |
| 154 /* Logical or */ | |
| 155 OTI_ior, | |
| 156 /* Logical xor */ | |
| 157 OTI_xor, | |
| 158 | |
| 159 /* Arithmetic shift left */ | |
| 160 OTI_ashl, | |
| 161 /* Logical shift right */ | |
| 162 OTI_lshr, | |
| 163 /* Arithmetic shift right */ | |
| 164 OTI_ashr, | |
| 165 /* Rotate left */ | |
| 166 OTI_rotl, | |
| 167 /* Rotate right */ | |
| 168 OTI_rotr, | |
| 169 | |
| 170 /* Arithmetic shift left of vector by vector */ | |
| 171 OTI_vashl, | |
| 172 /* Logical shift right of vector by vector */ | |
| 173 OTI_vlshr, | |
| 174 /* Arithmetic shift right of vector by vector */ | |
| 175 OTI_vashr, | |
| 176 /* Rotate left of vector by vector */ | |
| 177 OTI_vrotl, | |
| 178 /* Rotate right of vector by vector */ | |
| 179 OTI_vrotr, | |
| 180 | |
| 181 /* Signed and floating-point minimum value */ | |
| 182 OTI_smin, | |
| 183 /* Signed and floating-point maximum value */ | |
| 184 OTI_smax, | |
| 185 /* Unsigned minimum value */ | |
| 186 OTI_umin, | |
| 187 /* Unsigned maximum value */ | |
| 188 OTI_umax, | |
| 189 /* Power */ | |
| 190 OTI_pow, | |
| 191 /* Arc tangent of y/x */ | |
| 192 OTI_atan2, | |
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193 /* Floating multiply/add */ |
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194 OTI_fma, |
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195 OTI_fms, |
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196 OTI_fnma, |
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197 OTI_fnms, |
| 0 | 198 |
| 199 /* Move instruction. */ | |
| 200 OTI_mov, | |
| 201 /* Move, preserving high part of register. */ | |
| 202 OTI_movstrict, | |
| 203 /* Move, with a misaligned memory. */ | |
| 204 OTI_movmisalign, | |
| 205 /* Nontemporal store. */ | |
| 206 OTI_storent, | |
| 207 | |
| 208 /* Unary operations */ | |
| 209 /* Negation */ | |
| 210 OTI_neg, | |
| 211 OTI_negv, | |
| 212 /* Abs value */ | |
| 213 OTI_abs, | |
| 214 OTI_absv, | |
| 215 /* Byteswap */ | |
| 216 OTI_bswap, | |
| 217 /* Bitwise not */ | |
| 218 OTI_one_cmpl, | |
| 219 /* Bit scanning and counting */ | |
| 220 OTI_ffs, | |
| 221 OTI_clz, | |
| 222 OTI_ctz, | |
| 223 OTI_popcount, | |
| 224 OTI_parity, | |
| 225 /* Square root */ | |
| 226 OTI_sqrt, | |
| 227 /* Sine-Cosine */ | |
| 228 OTI_sincos, | |
| 229 /* Sine */ | |
| 230 OTI_sin, | |
| 231 /* Inverse sine */ | |
| 232 OTI_asin, | |
| 233 /* Cosine */ | |
| 234 OTI_cos, | |
| 235 /* Inverse cosine */ | |
| 236 OTI_acos, | |
| 237 /* Exponential */ | |
| 238 OTI_exp, | |
| 239 /* Base-10 Exponential */ | |
| 240 OTI_exp10, | |
| 241 /* Base-2 Exponential */ | |
| 242 OTI_exp2, | |
| 243 /* Exponential - 1*/ | |
| 244 OTI_expm1, | |
| 245 /* Load exponent of a floating point number */ | |
| 246 OTI_ldexp, | |
| 247 /* Multiply floating-point number by integral power of radix */ | |
| 248 OTI_scalb, | |
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249 /* Mantissa of a floating-point number */ |
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250 OTI_significand, |
| 0 | 251 /* Radix-independent exponent */ |
| 252 OTI_logb, | |
| 253 OTI_ilogb, | |
| 254 /* Natural Logarithm */ | |
| 255 OTI_log, | |
| 256 /* Base-10 Logarithm */ | |
| 257 OTI_log10, | |
| 258 /* Base-2 Logarithm */ | |
| 259 OTI_log2, | |
| 260 /* logarithm of 1 plus argument */ | |
| 261 OTI_log1p, | |
| 262 /* Rounding functions */ | |
| 263 OTI_floor, | |
| 264 OTI_ceil, | |
| 265 OTI_btrunc, | |
| 266 OTI_round, | |
| 267 OTI_nearbyint, | |
| 268 OTI_rint, | |
| 269 /* Tangent */ | |
| 270 OTI_tan, | |
| 271 /* Inverse tangent */ | |
| 272 OTI_atan, | |
| 273 /* Copy sign */ | |
| 274 OTI_copysign, | |
| 275 /* Signbit */ | |
| 276 OTI_signbit, | |
| 277 /* Test for infinite value */ | |
| 278 OTI_isinf, | |
| 279 | |
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280 /* Compare insn; two operands. Used only for libcalls. */ |
| 0 | 281 OTI_cmp, |
| 282 OTI_ucmp, | |
| 283 | |
| 284 /* Floating point comparison optabs - used primarily for libfuncs */ | |
| 285 OTI_eq, | |
| 286 OTI_ne, | |
| 287 OTI_gt, | |
| 288 OTI_ge, | |
| 289 OTI_lt, | |
| 290 OTI_le, | |
| 291 OTI_unord, | |
| 292 | |
| 293 /* String length */ | |
| 294 OTI_strlen, | |
| 295 | |
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296 /* Combined compare & jump/move/store flags/trap operations. */ |
| 0 | 297 OTI_cbranch, |
| 298 OTI_cmov, | |
| 299 OTI_cstore, | |
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300 OTI_ctrap, |
| 0 | 301 |
| 302 /* Push instruction. */ | |
| 303 OTI_push, | |
| 304 | |
| 305 /* Conditional add instruction. */ | |
| 306 OTI_addcc, | |
| 307 | |
| 308 /* Reduction operations on a vector operand. */ | |
| 309 OTI_reduc_smax, | |
| 310 OTI_reduc_umax, | |
| 311 OTI_reduc_smin, | |
| 312 OTI_reduc_umin, | |
| 313 OTI_reduc_splus, | |
| 314 OTI_reduc_uplus, | |
| 315 | |
| 316 /* Summation, with result machine mode one or more wider than args. */ | |
| 317 OTI_ssum_widen, | |
| 318 OTI_usum_widen, | |
| 319 | |
| 320 /* Dot product, with result machine mode one or more wider than args. */ | |
| 321 OTI_sdot_prod, | |
| 322 OTI_udot_prod, | |
| 323 | |
| 324 /* Set specified field of vector operand. */ | |
| 325 OTI_vec_set, | |
| 326 /* Extract specified field of vector operand. */ | |
| 327 OTI_vec_extract, | |
| 328 /* Extract even/odd fields of vector operands. */ | |
| 329 OTI_vec_extract_even, | |
| 330 OTI_vec_extract_odd, | |
| 331 /* Interleave fields of vector operands. */ | |
| 332 OTI_vec_interleave_high, | |
| 333 OTI_vec_interleave_low, | |
| 334 /* Initialize vector operand. */ | |
| 335 OTI_vec_init, | |
| 336 /* Whole vector shift. The shift amount is in bits. */ | |
| 337 OTI_vec_shl, | |
| 338 OTI_vec_shr, | |
| 339 /* Extract specified elements from vectors, for vector load. */ | |
| 340 OTI_vec_realign_load, | |
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341 /* Widening multiplication. |
| 0 | 342 The high/low part of the resulting vector of products is returned. */ |
| 343 OTI_vec_widen_umult_hi, | |
| 344 OTI_vec_widen_umult_lo, | |
| 345 OTI_vec_widen_smult_hi, | |
| 346 OTI_vec_widen_smult_lo, | |
| 347 /* Extract and widen the high/low part of a vector of signed or | |
| 348 floating point elements. */ | |
| 349 OTI_vec_unpacks_hi, | |
| 350 OTI_vec_unpacks_lo, | |
| 351 /* Extract and widen the high/low part of a vector of unsigned | |
| 352 elements. */ | |
| 353 OTI_vec_unpacku_hi, | |
| 354 OTI_vec_unpacku_lo, | |
| 355 | |
| 356 /* Extract, convert to floating point and widen the high/low part of | |
| 357 a vector of signed or unsigned integer elements. */ | |
| 358 OTI_vec_unpacks_float_hi, | |
| 359 OTI_vec_unpacks_float_lo, | |
| 360 OTI_vec_unpacku_float_hi, | |
| 361 OTI_vec_unpacku_float_lo, | |
| 362 | |
| 363 /* Narrow (demote) and merge the elements of two vectors. */ | |
| 364 OTI_vec_pack_trunc, | |
| 365 OTI_vec_pack_usat, | |
| 366 OTI_vec_pack_ssat, | |
| 367 | |
| 368 /* Convert to signed/unsigned integer, narrow and merge elements | |
| 369 of two vectors of floating point elements. */ | |
| 370 OTI_vec_pack_sfix_trunc, | |
| 371 OTI_vec_pack_ufix_trunc, | |
| 372 | |
| 373 /* Perform a raise to the power of integer. */ | |
| 374 OTI_powi, | |
| 375 | |
| 376 OTI_MAX | |
| 377 }; | |
| 378 | |
| 379 #define ssadd_optab (&optab_table[OTI_ssadd]) | |
| 380 #define usadd_optab (&optab_table[OTI_usadd]) | |
| 381 #define sssub_optab (&optab_table[OTI_sssub]) | |
| 382 #define ussub_optab (&optab_table[OTI_ussub]) | |
| 383 #define ssmul_optab (&optab_table[OTI_ssmul]) | |
| 384 #define usmul_optab (&optab_table[OTI_usmul]) | |
| 385 #define ssdiv_optab (&optab_table[OTI_ssdiv]) | |
| 386 #define usdiv_optab (&optab_table[OTI_usdiv]) | |
| 387 #define ssneg_optab (&optab_table[OTI_ssneg]) | |
| 388 #define usneg_optab (&optab_table[OTI_usneg]) | |
| 389 #define ssashl_optab (&optab_table[OTI_ssashl]) | |
| 390 #define usashl_optab (&optab_table[OTI_usashl]) | |
| 391 | |
| 392 #define add_optab (&optab_table[OTI_add]) | |
| 393 #define sub_optab (&optab_table[OTI_sub]) | |
| 394 #define smul_optab (&optab_table[OTI_smul]) | |
| 395 #define addv_optab (&optab_table[OTI_addv]) | |
| 396 #define subv_optab (&optab_table[OTI_subv]) | |
| 397 #define smul_highpart_optab (&optab_table[OTI_smul_highpart]) | |
| 398 #define umul_highpart_optab (&optab_table[OTI_umul_highpart]) | |
| 399 #define smul_widen_optab (&optab_table[OTI_smul_widen]) | |
| 400 #define umul_widen_optab (&optab_table[OTI_umul_widen]) | |
| 401 #define usmul_widen_optab (&optab_table[OTI_usmul_widen]) | |
| 402 #define smadd_widen_optab (&optab_table[OTI_smadd_widen]) | |
| 403 #define umadd_widen_optab (&optab_table[OTI_umadd_widen]) | |
| 404 #define ssmadd_widen_optab (&optab_table[OTI_ssmadd_widen]) | |
| 405 #define usmadd_widen_optab (&optab_table[OTI_usmadd_widen]) | |
| 406 #define smsub_widen_optab (&optab_table[OTI_smsub_widen]) | |
| 407 #define umsub_widen_optab (&optab_table[OTI_umsub_widen]) | |
| 408 #define ssmsub_widen_optab (&optab_table[OTI_ssmsub_widen]) | |
| 409 #define usmsub_widen_optab (&optab_table[OTI_usmsub_widen]) | |
| 410 #define sdiv_optab (&optab_table[OTI_sdiv]) | |
| 411 #define smulv_optab (&optab_table[OTI_smulv]) | |
| 412 #define sdivv_optab (&optab_table[OTI_sdivv]) | |
| 413 #define sdivmod_optab (&optab_table[OTI_sdivmod]) | |
| 414 #define udiv_optab (&optab_table[OTI_udiv]) | |
| 415 #define udivmod_optab (&optab_table[OTI_udivmod]) | |
| 416 #define smod_optab (&optab_table[OTI_smod]) | |
| 417 #define umod_optab (&optab_table[OTI_umod]) | |
| 418 #define fmod_optab (&optab_table[OTI_fmod]) | |
| 419 #define remainder_optab (&optab_table[OTI_remainder]) | |
| 420 #define ftrunc_optab (&optab_table[OTI_ftrunc]) | |
| 421 #define and_optab (&optab_table[OTI_and]) | |
| 422 #define ior_optab (&optab_table[OTI_ior]) | |
| 423 #define xor_optab (&optab_table[OTI_xor]) | |
| 424 #define ashl_optab (&optab_table[OTI_ashl]) | |
| 425 #define lshr_optab (&optab_table[OTI_lshr]) | |
| 426 #define ashr_optab (&optab_table[OTI_ashr]) | |
| 427 #define rotl_optab (&optab_table[OTI_rotl]) | |
| 428 #define rotr_optab (&optab_table[OTI_rotr]) | |
| 429 #define vashl_optab (&optab_table[OTI_vashl]) | |
| 430 #define vlshr_optab (&optab_table[OTI_vlshr]) | |
| 431 #define vashr_optab (&optab_table[OTI_vashr]) | |
| 432 #define vrotl_optab (&optab_table[OTI_vrotl]) | |
| 433 #define vrotr_optab (&optab_table[OTI_vrotr]) | |
| 434 #define smin_optab (&optab_table[OTI_smin]) | |
| 435 #define smax_optab (&optab_table[OTI_smax]) | |
| 436 #define umin_optab (&optab_table[OTI_umin]) | |
| 437 #define umax_optab (&optab_table[OTI_umax]) | |
| 438 #define pow_optab (&optab_table[OTI_pow]) | |
| 439 #define atan2_optab (&optab_table[OTI_atan2]) | |
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440 #define fma_optab (&optab_table[OTI_fma]) |
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441 #define fms_optab (&optab_table[OTI_fms]) |
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442 #define fnma_optab (&optab_table[OTI_fnma]) |
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443 #define fnms_optab (&optab_table[OTI_fnms]) |
| 0 | 444 |
| 445 #define mov_optab (&optab_table[OTI_mov]) | |
| 446 #define movstrict_optab (&optab_table[OTI_movstrict]) | |
| 447 #define movmisalign_optab (&optab_table[OTI_movmisalign]) | |
| 448 #define storent_optab (&optab_table[OTI_storent]) | |
| 449 | |
| 450 #define neg_optab (&optab_table[OTI_neg]) | |
| 451 #define negv_optab (&optab_table[OTI_negv]) | |
| 452 #define abs_optab (&optab_table[OTI_abs]) | |
| 453 #define absv_optab (&optab_table[OTI_absv]) | |
| 454 #define one_cmpl_optab (&optab_table[OTI_one_cmpl]) | |
| 455 #define bswap_optab (&optab_table[OTI_bswap]) | |
| 456 #define ffs_optab (&optab_table[OTI_ffs]) | |
| 457 #define clz_optab (&optab_table[OTI_clz]) | |
| 458 #define ctz_optab (&optab_table[OTI_ctz]) | |
| 459 #define popcount_optab (&optab_table[OTI_popcount]) | |
| 460 #define parity_optab (&optab_table[OTI_parity]) | |
| 461 #define sqrt_optab (&optab_table[OTI_sqrt]) | |
| 462 #define sincos_optab (&optab_table[OTI_sincos]) | |
| 463 #define sin_optab (&optab_table[OTI_sin]) | |
| 464 #define asin_optab (&optab_table[OTI_asin]) | |
| 465 #define cos_optab (&optab_table[OTI_cos]) | |
| 466 #define acos_optab (&optab_table[OTI_acos]) | |
| 467 #define exp_optab (&optab_table[OTI_exp]) | |
| 468 #define exp10_optab (&optab_table[OTI_exp10]) | |
| 469 #define exp2_optab (&optab_table[OTI_exp2]) | |
| 470 #define expm1_optab (&optab_table[OTI_expm1]) | |
| 471 #define ldexp_optab (&optab_table[OTI_ldexp]) | |
| 472 #define scalb_optab (&optab_table[OTI_scalb]) | |
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473 #define significand_optab (&optab_table[OTI_significand]) |
| 0 | 474 #define logb_optab (&optab_table[OTI_logb]) |
| 475 #define ilogb_optab (&optab_table[OTI_ilogb]) | |
| 476 #define log_optab (&optab_table[OTI_log]) | |
| 477 #define log10_optab (&optab_table[OTI_log10]) | |
| 478 #define log2_optab (&optab_table[OTI_log2]) | |
| 479 #define log1p_optab (&optab_table[OTI_log1p]) | |
| 480 #define floor_optab (&optab_table[OTI_floor]) | |
| 481 #define ceil_optab (&optab_table[OTI_ceil]) | |
| 482 #define btrunc_optab (&optab_table[OTI_btrunc]) | |
| 483 #define round_optab (&optab_table[OTI_round]) | |
| 484 #define nearbyint_optab (&optab_table[OTI_nearbyint]) | |
| 485 #define rint_optab (&optab_table[OTI_rint]) | |
| 486 #define tan_optab (&optab_table[OTI_tan]) | |
| 487 #define atan_optab (&optab_table[OTI_atan]) | |
| 488 #define copysign_optab (&optab_table[OTI_copysign]) | |
| 489 #define signbit_optab (&optab_table[OTI_signbit]) | |
| 490 #define isinf_optab (&optab_table[OTI_isinf]) | |
| 491 | |
| 492 #define cmp_optab (&optab_table[OTI_cmp]) | |
| 493 #define ucmp_optab (&optab_table[OTI_ucmp]) | |
| 494 | |
| 495 #define eq_optab (&optab_table[OTI_eq]) | |
| 496 #define ne_optab (&optab_table[OTI_ne]) | |
| 497 #define gt_optab (&optab_table[OTI_gt]) | |
| 498 #define ge_optab (&optab_table[OTI_ge]) | |
| 499 #define lt_optab (&optab_table[OTI_lt]) | |
| 500 #define le_optab (&optab_table[OTI_le]) | |
| 501 #define unord_optab (&optab_table[OTI_unord]) | |
| 502 | |
| 503 #define strlen_optab (&optab_table[OTI_strlen]) | |
| 504 | |
| 505 #define cbranch_optab (&optab_table[OTI_cbranch]) | |
| 506 #define cmov_optab (&optab_table[OTI_cmov]) | |
| 507 #define cstore_optab (&optab_table[OTI_cstore]) | |
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508 #define ctrap_optab (&optab_table[OTI_ctrap]) |
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509 |
| 0 | 510 #define push_optab (&optab_table[OTI_push]) |
| 511 #define addcc_optab (&optab_table[OTI_addcc]) | |
| 512 | |
| 513 #define reduc_smax_optab (&optab_table[OTI_reduc_smax]) | |
| 514 #define reduc_umax_optab (&optab_table[OTI_reduc_umax]) | |
| 515 #define reduc_smin_optab (&optab_table[OTI_reduc_smin]) | |
| 516 #define reduc_umin_optab (&optab_table[OTI_reduc_umin]) | |
| 517 #define reduc_splus_optab (&optab_table[OTI_reduc_splus]) | |
| 518 #define reduc_uplus_optab (&optab_table[OTI_reduc_uplus]) | |
| 519 | |
| 520 #define ssum_widen_optab (&optab_table[OTI_ssum_widen]) | |
| 521 #define usum_widen_optab (&optab_table[OTI_usum_widen]) | |
| 522 #define sdot_prod_optab (&optab_table[OTI_sdot_prod]) | |
| 523 #define udot_prod_optab (&optab_table[OTI_udot_prod]) | |
| 524 | |
| 525 #define vec_set_optab (&optab_table[OTI_vec_set]) | |
| 526 #define vec_extract_optab (&optab_table[OTI_vec_extract]) | |
| 527 #define vec_extract_even_optab (&optab_table[OTI_vec_extract_even]) | |
| 528 #define vec_extract_odd_optab (&optab_table[OTI_vec_extract_odd]) | |
| 529 #define vec_interleave_high_optab (&optab_table[OTI_vec_interleave_high]) | |
| 530 #define vec_interleave_low_optab (&optab_table[OTI_vec_interleave_low]) | |
| 531 #define vec_init_optab (&optab_table[OTI_vec_init]) | |
| 532 #define vec_shl_optab (&optab_table[OTI_vec_shl]) | |
| 533 #define vec_shr_optab (&optab_table[OTI_vec_shr]) | |
| 534 #define vec_realign_load_optab (&optab_table[OTI_vec_realign_load]) | |
| 535 #define vec_widen_umult_hi_optab (&optab_table[OTI_vec_widen_umult_hi]) | |
| 536 #define vec_widen_umult_lo_optab (&optab_table[OTI_vec_widen_umult_lo]) | |
| 537 #define vec_widen_smult_hi_optab (&optab_table[OTI_vec_widen_smult_hi]) | |
| 538 #define vec_widen_smult_lo_optab (&optab_table[OTI_vec_widen_smult_lo]) | |
| 539 #define vec_unpacks_hi_optab (&optab_table[OTI_vec_unpacks_hi]) | |
| 540 #define vec_unpacks_lo_optab (&optab_table[OTI_vec_unpacks_lo]) | |
| 541 #define vec_unpacku_hi_optab (&optab_table[OTI_vec_unpacku_hi]) | |
| 542 #define vec_unpacku_lo_optab (&optab_table[OTI_vec_unpacku_lo]) | |
| 543 #define vec_unpacks_float_hi_optab (&optab_table[OTI_vec_unpacks_float_hi]) | |
| 544 #define vec_unpacks_float_lo_optab (&optab_table[OTI_vec_unpacks_float_lo]) | |
| 545 #define vec_unpacku_float_hi_optab (&optab_table[OTI_vec_unpacku_float_hi]) | |
| 546 #define vec_unpacku_float_lo_optab (&optab_table[OTI_vec_unpacku_float_lo]) | |
| 547 #define vec_pack_trunc_optab (&optab_table[OTI_vec_pack_trunc]) | |
| 548 #define vec_pack_ssat_optab (&optab_table[OTI_vec_pack_ssat]) | |
| 549 #define vec_pack_usat_optab (&optab_table[OTI_vec_pack_usat]) | |
| 550 #define vec_pack_sfix_trunc_optab (&optab_table[OTI_vec_pack_sfix_trunc]) | |
| 551 #define vec_pack_ufix_trunc_optab (&optab_table[OTI_vec_pack_ufix_trunc]) | |
| 552 | |
| 553 #define powi_optab (&optab_table[OTI_powi]) | |
| 554 | |
| 555 /* Conversion optabs have their own table and indexes. */ | |
| 556 enum convert_optab_index | |
| 557 { | |
| 558 COI_sext, | |
| 559 COI_zext, | |
| 560 COI_trunc, | |
| 561 | |
| 562 COI_sfix, | |
| 563 COI_ufix, | |
| 564 | |
| 565 COI_sfixtrunc, | |
| 566 COI_ufixtrunc, | |
| 567 | |
| 568 COI_sfloat, | |
| 569 COI_ufloat, | |
| 570 | |
| 571 COI_lrint, | |
| 572 COI_lround, | |
| 573 COI_lfloor, | |
| 574 COI_lceil, | |
| 575 | |
| 576 COI_fract, | |
| 577 COI_fractuns, | |
| 578 COI_satfract, | |
| 579 COI_satfractuns, | |
| 580 | |
| 581 COI_MAX | |
| 582 }; | |
| 583 | |
| 584 #define sext_optab (&convert_optab_table[COI_sext]) | |
| 585 #define zext_optab (&convert_optab_table[COI_zext]) | |
| 586 #define trunc_optab (&convert_optab_table[COI_trunc]) | |
| 587 #define sfix_optab (&convert_optab_table[COI_sfix]) | |
| 588 #define ufix_optab (&convert_optab_table[COI_ufix]) | |
| 589 #define sfixtrunc_optab (&convert_optab_table[COI_sfixtrunc]) | |
| 590 #define ufixtrunc_optab (&convert_optab_table[COI_ufixtrunc]) | |
| 591 #define sfloat_optab (&convert_optab_table[COI_sfloat]) | |
| 592 #define ufloat_optab (&convert_optab_table[COI_ufloat]) | |
| 593 #define lrint_optab (&convert_optab_table[COI_lrint]) | |
| 594 #define lround_optab (&convert_optab_table[COI_lround]) | |
| 595 #define lfloor_optab (&convert_optab_table[COI_lfloor]) | |
| 596 #define lceil_optab (&convert_optab_table[COI_lceil]) | |
| 597 #define fract_optab (&convert_optab_table[COI_fract]) | |
| 598 #define fractuns_optab (&convert_optab_table[COI_fractuns]) | |
| 599 #define satfract_optab (&convert_optab_table[COI_satfract]) | |
| 600 #define satfractuns_optab (&convert_optab_table[COI_satfractuns]) | |
| 601 | |
| 602 /* Contains the optab used for each rtx code. */ | |
| 603 extern optab code_to_optab[NUM_RTX_CODE + 1]; | |
| 604 | |
| 605 | |
| 606 typedef rtx (*rtxfun) (rtx); | |
| 607 | |
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608 /* Enumerates operations that have a named .md pattern associated |
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609 with them, but which are not implemented as library functions. */ |
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610 enum direct_optab_index |
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611 { |
| 0 | 612 #ifdef HAVE_conditional_move |
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613 /* Conditional move operations. */ |
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614 DOI_movcc, |
| 0 | 615 #endif |
| 616 | |
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617 /* Operations that use a scratch register to perform input and output |
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618 reloads of special objects. */ |
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619 DOI_reload_in, |
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620 DOI_reload_out, |
| 0 | 621 |
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622 /* Vector conditional operations. */ |
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623 DOI_vcond, |
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624 DOI_vcondu, |
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625 |
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626 /* Block move operation. */ |
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627 DOI_movmem, |
| 0 | 628 |
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629 /* Block set operation. */ |
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630 DOI_setmem, |
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631 |
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632 /* Various types of block compare operation. */ |
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633 DOI_cmpstr, |
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634 DOI_cmpstrn, |
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635 DOI_cmpmem, |
| 0 | 636 |
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637 /* Synchronization primitives. This first set is atomic operation for |
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638 which we don't care about the resulting value. */ |
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639 DOI_sync_add, |
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640 DOI_sync_sub, |
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641 DOI_sync_ior, |
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642 DOI_sync_and, |
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643 DOI_sync_xor, |
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644 DOI_sync_nand, |
| 0 | 645 |
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646 /* This second set is atomic operations in which we return the value |
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647 that existed in memory before the operation. */ |
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648 DOI_sync_old_add, |
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649 DOI_sync_old_sub, |
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650 DOI_sync_old_ior, |
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651 DOI_sync_old_and, |
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652 DOI_sync_old_xor, |
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653 DOI_sync_old_nand, |
| 0 | 654 |
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655 /* This third set is atomic operations in which we return the value |
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656 that resulted after performing the operation. */ |
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657 DOI_sync_new_add, |
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658 DOI_sync_new_sub, |
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659 DOI_sync_new_ior, |
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660 DOI_sync_new_and, |
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661 DOI_sync_new_xor, |
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662 DOI_sync_new_nand, |
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663 |
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664 /* Atomic compare and swap. */ |
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665 DOI_sync_compare_and_swap, |
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666 |
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667 /* Atomic exchange with acquire semantics. */ |
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668 DOI_sync_lock_test_and_set, |
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669 |
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670 /* Atomic clear with release semantics. */ |
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671 DOI_sync_lock_release, |
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672 |
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673 DOI_MAX |
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674 }; |
| 0 | 675 |
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676 /* A structure that says which insn should be used to perform an operation |
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677 in a particular mode. */ |
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678 struct direct_optab_d |
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679 { |
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680 struct optab_handlers handlers[NUM_MACHINE_MODES]; |
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681 }; |
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682 typedef struct direct_optab_d *direct_optab; |
| 0 | 683 |
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684 #ifdef HAVE_conditional_move |
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685 #define movcc_optab (&direct_optab_table[(int) DOI_movcc]) |
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686 #endif |
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687 #define reload_in_optab (&direct_optab_table[(int) DOI_reload_in]) |
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688 #define reload_out_optab (&direct_optab_table[(int) DOI_reload_out]) |
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689 #define vcond_optab (&direct_optab_table[(int) DOI_vcond]) |
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690 #define vcondu_optab (&direct_optab_table[(int) DOI_vcondu]) |
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691 #define movmem_optab (&direct_optab_table[(int) DOI_movmem]) |
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692 #define setmem_optab (&direct_optab_table[(int) DOI_setmem]) |
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693 #define cmpstr_optab (&direct_optab_table[(int) DOI_cmpstr]) |
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694 #define cmpstrn_optab (&direct_optab_table[(int) DOI_cmpstrn]) |
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695 #define cmpmem_optab (&direct_optab_table[(int) DOI_cmpmem]) |
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696 #define sync_add_optab (&direct_optab_table[(int) DOI_sync_add]) |
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697 #define sync_sub_optab (&direct_optab_table[(int) DOI_sync_sub]) |
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698 #define sync_ior_optab (&direct_optab_table[(int) DOI_sync_ior]) |
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699 #define sync_and_optab (&direct_optab_table[(int) DOI_sync_and]) |
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700 #define sync_xor_optab (&direct_optab_table[(int) DOI_sync_xor]) |
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701 #define sync_nand_optab (&direct_optab_table[(int) DOI_sync_nand]) |
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702 #define sync_old_add_optab (&direct_optab_table[(int) DOI_sync_old_add]) |
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703 #define sync_old_sub_optab (&direct_optab_table[(int) DOI_sync_old_sub]) |
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704 #define sync_old_ior_optab (&direct_optab_table[(int) DOI_sync_old_ior]) |
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705 #define sync_old_and_optab (&direct_optab_table[(int) DOI_sync_old_and]) |
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706 #define sync_old_xor_optab (&direct_optab_table[(int) DOI_sync_old_xor]) |
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707 #define sync_old_nand_optab (&direct_optab_table[(int) DOI_sync_old_nand]) |
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708 #define sync_new_add_optab (&direct_optab_table[(int) DOI_sync_new_add]) |
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709 #define sync_new_sub_optab (&direct_optab_table[(int) DOI_sync_new_sub]) |
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710 #define sync_new_ior_optab (&direct_optab_table[(int) DOI_sync_new_ior]) |
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711 #define sync_new_and_optab (&direct_optab_table[(int) DOI_sync_new_and]) |
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712 #define sync_new_xor_optab (&direct_optab_table[(int) DOI_sync_new_xor]) |
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713 #define sync_new_nand_optab (&direct_optab_table[(int) DOI_sync_new_nand]) |
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714 #define sync_compare_and_swap_optab \ |
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715 (&direct_optab_table[(int) DOI_sync_compare_and_swap]) |
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716 #define sync_lock_test_and_set_optab \ |
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717 (&direct_optab_table[(int) DOI_sync_lock_test_and_set]) |
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718 #define sync_lock_release_optab \ |
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719 (&direct_optab_table[(int) DOI_sync_lock_release]) |
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720 |
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721 /* Target-dependent globals. */ |
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722 struct target_optabs { |
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723 /* Tables of patterns that may have an associated libcall. */ |
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724 struct optab_d x_optab_table[(int) OTI_MAX]; |
| 0 | 725 |
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726 /* Tables of patterns for converting one mode to another. */ |
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727 struct convert_optab_d x_convert_optab_table[(int) COI_MAX]; |
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728 |
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729 /* Tables of patterns for direct optabs (i.e. those which cannot be |
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730 implemented using a libcall). */ |
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731 struct direct_optab_d x_direct_optab_table[(int) DOI_MAX]; |
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732 }; |
| 0 | 733 |
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734 extern struct target_optabs default_target_optabs; |
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735 #if SWITCHABLE_TARGET |
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736 extern struct target_optabs *this_target_optabs; |
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737 #else |
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738 #define this_target_optabs (&default_target_optabs) |
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739 #endif |
| 0 | 740 |
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741 #define optab_table \ |
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742 (this_target_optabs->x_optab_table) |
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743 #define convert_optab_table \ |
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744 (this_target_optabs->x_convert_optab_table) |
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745 #define direct_optab_table \ |
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746 (this_target_optabs->x_direct_optab_table) |
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747 |
| 0 | 748 /* Define functions given in optabs.c. */ |
| 749 | |
|
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750 extern rtx expand_widen_pattern_expr (sepops ops, rtx op0, rtx op1, rtx wide_op, |
| 0 | 751 rtx target, int unsignedp); |
| 752 | |
| 753 extern rtx expand_ternary_op (enum machine_mode mode, optab ternary_optab, | |
| 754 rtx op0, rtx op1, rtx op2, rtx target, | |
| 755 int unsignedp); | |
| 756 | |
| 757 /* Expand a binary operation given optab and rtx operands. */ | |
| 758 extern rtx expand_binop (enum machine_mode, optab, rtx, rtx, rtx, int, | |
| 759 enum optab_methods); | |
| 760 | |
| 761 extern bool force_expand_binop (enum machine_mode, optab, rtx, rtx, rtx, int, | |
| 762 enum optab_methods); | |
| 763 | |
| 764 /* Expand a binary operation with both signed and unsigned forms. */ | |
| 765 extern rtx sign_expand_binop (enum machine_mode, optab, optab, rtx, rtx, | |
| 766 rtx, int, enum optab_methods); | |
| 767 | |
| 768 /* Generate code to perform an operation on one operand with two results. */ | |
| 769 extern int expand_twoval_unop (optab, rtx, rtx, rtx, int); | |
| 770 | |
| 771 /* Generate code to perform an operation on two operands with two results. */ | |
| 772 extern int expand_twoval_binop (optab, rtx, rtx, rtx, rtx, int); | |
| 773 | |
| 774 /* Generate code to perform an operation on two operands with two | |
| 775 results, using a library function. */ | |
| 776 extern bool expand_twoval_binop_libfunc (optab, rtx, rtx, rtx, rtx, | |
| 777 enum rtx_code); | |
| 778 | |
| 779 /* Expand a unary arithmetic operation given optab rtx operand. */ | |
| 780 extern rtx expand_unop (enum machine_mode, optab, rtx, rtx, int); | |
| 781 | |
| 782 /* Expand the absolute value operation. */ | |
| 783 extern rtx expand_abs_nojump (enum machine_mode, rtx, rtx, int); | |
| 784 extern rtx expand_abs (enum machine_mode, rtx, rtx, int, int); | |
| 785 | |
|
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786 /* Expand the one's complement absolute value operation. */ |
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787 extern rtx expand_one_cmpl_abs_nojump (enum machine_mode, rtx, rtx); |
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788 |
| 0 | 789 /* Expand the copysign operation. */ |
| 790 extern rtx expand_copysign (rtx, rtx, rtx); | |
| 791 | |
| 792 /* Generate an instruction with a given INSN_CODE with an output and | |
| 793 an input. */ | |
| 794 extern void emit_unop_insn (int, rtx, rtx, enum rtx_code); | |
| 795 extern bool maybe_emit_unop_insn (int, rtx, rtx, enum rtx_code); | |
| 796 | |
| 797 /* An extra flag to control optab_for_tree_code's behavior. This is needed to | |
| 798 distinguish between machines with a vector shift that takes a scalar for the | |
| 799 shift amount vs. machines that take a vector for the shift amount. */ | |
| 800 enum optab_subtype | |
| 801 { | |
| 802 optab_default, | |
| 803 optab_scalar, | |
| 804 optab_vector | |
| 805 }; | |
| 806 | |
| 807 /* Return the optab used for computing the given operation on the type given by | |
| 808 the second argument. The third argument distinguishes between the types of | |
| 809 vector shifts and rotates */ | |
| 810 extern optab optab_for_tree_code (enum tree_code, const_tree, enum optab_subtype); | |
| 811 | |
| 812 /* The various uses that a comparison can have; used by can_compare_p: | |
| 813 jumps, conditional moves, store flag operations. */ | |
| 814 enum can_compare_purpose | |
| 815 { | |
| 816 ccp_jump, | |
| 817 ccp_cmov, | |
| 818 ccp_store_flag | |
| 819 }; | |
| 820 | |
| 821 /* Nonzero if a compare of mode MODE can be done straightforwardly | |
| 822 (without splitting it into pieces). */ | |
| 823 extern int can_compare_p (enum rtx_code, enum machine_mode, | |
| 824 enum can_compare_purpose); | |
| 825 | |
| 826 /* Return the INSN_CODE to use for an extend operation. */ | |
| 827 extern enum insn_code can_extend_p (enum machine_mode, enum machine_mode, int); | |
| 828 | |
| 829 /* Generate the body of an insn to extend Y (with mode MFROM) | |
| 830 into X (with mode MTO). Do zero-extension if UNSIGNEDP is nonzero. */ | |
| 831 extern rtx gen_extend_insn (rtx, rtx, enum machine_mode, | |
| 832 enum machine_mode, int); | |
| 833 | |
| 834 /* Call this to reset the function entry for one optab. */ | |
| 835 extern void set_optab_libfunc (optab, enum machine_mode, const char *); | |
| 836 extern void set_conv_libfunc (convert_optab, enum machine_mode, | |
| 837 enum machine_mode, const char *); | |
| 838 | |
| 839 /* Generate code for a FIXED_CONVERT_EXPR. */ | |
| 840 extern void expand_fixed_convert (rtx, rtx, int, int); | |
| 841 | |
| 842 /* Generate code for a FLOAT_EXPR. */ | |
| 843 extern void expand_float (rtx, rtx, int); | |
| 844 | |
| 845 /* Generate code for a FIX_EXPR. */ | |
| 846 extern void expand_fix (rtx, rtx, int); | |
| 847 | |
| 848 /* Generate code for float to integral conversion. */ | |
| 849 extern bool expand_sfix_optab (rtx, rtx, convert_optab); | |
| 850 | |
|
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851 /* Generate code for a widening multiply. */ |
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852 extern rtx expand_widening_mult (enum machine_mode, rtx, rtx, rtx, int, optab); |
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853 |
| 0 | 854 /* Return tree if target supports vector operations for COND_EXPR. */ |
| 855 bool expand_vec_cond_expr_p (tree, enum machine_mode); | |
| 856 | |
| 857 /* Generate code for VEC_COND_EXPR. */ | |
|
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858 extern rtx expand_vec_cond_expr (tree, tree, tree, tree, rtx); |
| 0 | 859 /* Generate code for VEC_LSHIFT_EXPR and VEC_RSHIFT_EXPR. */ |
|
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860 extern rtx expand_vec_shift_expr (sepops, rtx); |
| 0 | 861 |
|
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862 /* Return the insn used to implement mode MODE of OP, or CODE_FOR_nothing |
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863 if the target does not have such an insn. */ |
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864 |
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865 static inline enum insn_code |
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866 optab_handler (optab op, enum machine_mode mode) |
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867 { |
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868 return (enum insn_code) (op->handlers[(int) mode].insn_code |
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869 + (int) CODE_FOR_nothing); |
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870 } |
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871 |
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872 /* Record that insn CODE should be used to implement mode MODE of OP. */ |
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873 |
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874 static inline void |
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875 set_optab_handler (optab op, enum machine_mode mode, enum insn_code code) |
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876 { |
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877 op->handlers[(int) mode].insn_code = (int) code - (int) CODE_FOR_nothing; |
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878 } |
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879 |
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880 /* Return the insn used to perform conversion OP from mode FROM_MODE |
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881 to mode TO_MODE; return CODE_FOR_nothing if the target does not have |
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882 such an insn. */ |
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883 |
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884 static inline enum insn_code |
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885 convert_optab_handler (convert_optab op, enum machine_mode to_mode, |
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886 enum machine_mode from_mode) |
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887 { |
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888 return ((enum insn_code) |
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889 (op->handlers[(int) to_mode][(int) from_mode].insn_code |
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890 + (int) CODE_FOR_nothing)); |
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891 } |
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892 |
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893 /* Record that insn CODE should be used to perform conversion OP |
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894 from mode FROM_MODE to mode TO_MODE. */ |
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895 |
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896 static inline void |
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897 set_convert_optab_handler (convert_optab op, enum machine_mode to_mode, |
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898 enum machine_mode from_mode, enum insn_code code) |
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899 { |
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900 op->handlers[(int) to_mode][(int) from_mode].insn_code |
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901 = (int) code - (int) CODE_FOR_nothing; |
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902 } |
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903 |
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904 /* Return the insn used to implement mode MODE of OP, or CODE_FOR_nothing |
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905 if the target does not have such an insn. */ |
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906 |
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907 static inline enum insn_code |
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908 direct_optab_handler (direct_optab op, enum machine_mode mode) |
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909 { |
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910 return (enum insn_code) (op->handlers[(int) mode].insn_code |
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911 + (int) CODE_FOR_nothing); |
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912 } |
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913 |
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914 /* Record that insn CODE should be used to implement mode MODE of OP. */ |
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915 |
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916 static inline void |
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917 set_direct_optab_handler (direct_optab op, enum machine_mode mode, |
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f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
918 enum insn_code code) |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
919 { |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
920 op->handlers[(int) mode].insn_code = (int) code - (int) CODE_FOR_nothing; |
|
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
921 } |
| 0 | 922 |
| 923 extern rtx optab_libfunc (optab optab, enum machine_mode mode); | |
| 924 extern rtx convert_optab_libfunc (convert_optab optab, enum machine_mode mode1, | |
| 925 enum machine_mode mode2); | |
| 926 #endif /* GCC_OPTABS_H */ |