| 1 | /* Expand the basic unary and binary arithmetic operations, for GNU compiler. |
| 2 | Copyright (C) 1987, 1988 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of GNU CC. |
| 5 | |
| 6 | GNU CC is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 1, or (at your option) |
| 9 | any later version. |
| 10 | |
| 11 | GNU CC is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | GNU General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License |
| 17 | along with GNU CC; see the file COPYING. If not, write to |
| 18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ |
| 19 | |
| 20 | |
| 21 | #include "config.h" |
| 22 | #include "rtl.h" |
| 23 | #include "tree.h" |
| 24 | #include "flags.h" |
| 25 | #include "insn-flags.h" |
| 26 | #include "insn-codes.h" |
| 27 | #include "expr.h" |
| 28 | #include "insn-config.h" |
| 29 | #include "recog.h" |
| 30 | |
| 31 | /* In ANSI C we could write MODE + 1, but traditional C compilers |
| 32 | seem to reject it. */ |
| 33 | #define INC_MODE(MODE) (enum machine_mode) ((int)(MODE) + 1) |
| 34 | |
| 35 | /* Each optab contains info on how this target machine |
| 36 | can perform a particular operation |
| 37 | for all sizes and kinds of operands. |
| 38 | |
| 39 | The operation to be performed is often specified |
| 40 | by passing one of these optabs as an argument. |
| 41 | |
| 42 | See expr.h for documentation of these optabs. */ |
| 43 | |
| 44 | optab add_optab; |
| 45 | optab sub_optab; |
| 46 | optab smul_optab; |
| 47 | optab umul_optab; |
| 48 | optab smul_widen_optab; |
| 49 | optab umul_widen_optab; |
| 50 | optab sdiv_optab; |
| 51 | optab sdivmod_optab; |
| 52 | optab udiv_optab; |
| 53 | optab udivmod_optab; |
| 54 | optab smod_optab; |
| 55 | optab umod_optab; |
| 56 | optab flodiv_optab; |
| 57 | optab ftrunc_optab; |
| 58 | optab and_optab; |
| 59 | optab andcb_optab; |
| 60 | optab ior_optab; |
| 61 | optab xor_optab; |
| 62 | optab ashl_optab; |
| 63 | optab lshr_optab; |
| 64 | optab lshl_optab; |
| 65 | optab ashr_optab; |
| 66 | optab rotl_optab; |
| 67 | optab rotr_optab; |
| 68 | |
| 69 | optab mov_optab; |
| 70 | optab movstrict_optab; |
| 71 | |
| 72 | optab neg_optab; |
| 73 | optab abs_optab; |
| 74 | optab one_cmpl_optab; |
| 75 | optab ffs_optab; |
| 76 | |
| 77 | optab cmp_optab; |
| 78 | optab ucmp_optab; /* Used only for libcalls for unsigned comparisons. */ |
| 79 | optab tst_optab; |
| 80 | |
| 81 | /* Indexed by the rtx-code for a conditional (eg. EQ, LT,...) |
| 82 | gives the gen_function to make a branch to test that condition. */ |
| 83 | |
| 84 | rtxfun bcc_gen_fctn[NUM_RTX_CODE]; |
| 85 | |
| 86 | /* Indexed by the rtx-code for a conditional (eg. EQ, LT,...) |
| 87 | gives the gen_function to make a store-condition insn |
| 88 | to test that condition. */ |
| 89 | |
| 90 | rtxfun setcc_gen_fctn[NUM_RTX_CODE]; |
| 91 | \f |
| 92 | /* Generate code to perform an operation specified by BINOPTAB |
| 93 | on operands OP0 and OP1, with result having machine-mode MODE. |
| 94 | |
| 95 | UNSIGNEDP is for the case where we have to widen the operands |
| 96 | to perform the operation. It says to use zero-extension. |
| 97 | |
| 98 | If TARGET is nonzero, the value |
| 99 | is generated there, if it is convenient to do so. |
| 100 | In all cases an rtx is returned for the locus of the value; |
| 101 | this may or may not be TARGET. */ |
| 102 | |
| 103 | rtx |
| 104 | expand_binop (mode, binoptab, op0, op1, target, unsignedp, methods) |
| 105 | enum machine_mode mode; |
| 106 | optab binoptab; |
| 107 | rtx op0, op1; |
| 108 | rtx target; |
| 109 | int unsignedp; |
| 110 | enum optab_methods methods; |
| 111 | { |
| 112 | enum mode_class class; |
| 113 | enum machine_mode wider_mode; |
| 114 | register rtx temp; |
| 115 | rtx last; |
| 116 | |
| 117 | class = GET_MODE_CLASS (mode); |
| 118 | |
| 119 | op0 = protect_from_queue (op0, 0); |
| 120 | op1 = protect_from_queue (op1, 0); |
| 121 | if (target) |
| 122 | target = protect_from_queue (target, 1); |
| 123 | |
| 124 | #if 0 |
| 125 | /* We may get better code by generating the result in a register |
| 126 | when the target is not one of the operands. */ |
| 127 | if (target && ! rtx_equal_p (target, op1) && ! rtx_equal_p (target, op0)) |
| 128 | target_is_not_an_operand = 1; |
| 129 | #endif |
| 130 | |
| 131 | if (flag_force_mem) |
| 132 | { |
| 133 | op0 = force_not_mem (op0); |
| 134 | op1 = force_not_mem (op1); |
| 135 | } |
| 136 | |
| 137 | /* Record where to delete back to if we backtrack. */ |
| 138 | last = get_last_insn (); |
| 139 | |
| 140 | /* If operation is commutative, |
| 141 | try to make the first operand a register. |
| 142 | Even better, try to make it the same as the target. |
| 143 | Also try to make the last operand a constant. */ |
| 144 | if (binoptab == add_optab |
| 145 | || binoptab == and_optab |
| 146 | || binoptab == ior_optab |
| 147 | || binoptab == xor_optab |
| 148 | || binoptab == smul_optab |
| 149 | || binoptab == umul_optab |
| 150 | || binoptab == smul_widen_optab |
| 151 | || binoptab == umul_widen_optab) |
| 152 | { |
| 153 | if (((target == 0 || GET_CODE (target) == REG) |
| 154 | ? ((GET_CODE (op1) == REG |
| 155 | && GET_CODE (op0) != REG) |
| 156 | || target == op1) |
| 157 | : rtx_equal_p (op1, target)) |
| 158 | || |
| 159 | GET_CODE (op0) == CONST_INT) |
| 160 | { |
| 161 | temp = op1; |
| 162 | op1 = op0; |
| 163 | op0 = temp; |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | /* If we can do it with a three-operand insn, do so. */ |
| 168 | |
| 169 | if (methods != OPTAB_MUST_WIDEN |
| 170 | && binoptab->handlers[(int) mode].insn_code != CODE_FOR_nothing) |
| 171 | { |
| 172 | int icode = (int) binoptab->handlers[(int) mode].insn_code; |
| 173 | enum machine_mode mode0 = insn_operand_mode[icode][1]; |
| 174 | enum machine_mode mode1 = insn_operand_mode[icode][2]; |
| 175 | rtx pat; |
| 176 | rtx xop0 = op0, xop1 = op1; |
| 177 | |
| 178 | if (target) |
| 179 | temp = target; |
| 180 | else |
| 181 | temp = gen_reg_rtx (mode); |
| 182 | |
| 183 | /* In case the insn wants input operands in modes different from |
| 184 | the result, convert the operands. */ |
| 185 | |
| 186 | if (GET_MODE (op0) != VOIDmode |
| 187 | && GET_MODE (op0) != mode0) |
| 188 | xop0 = convert_to_mode (mode0, xop0, unsignedp); |
| 189 | |
| 190 | if (GET_MODE (xop1) != VOIDmode |
| 191 | && GET_MODE (xop1) != mode1) |
| 192 | xop1 = convert_to_mode (mode1, xop1, unsignedp); |
| 193 | |
| 194 | /* Now, if insn requires register operands, put operands into regs. */ |
| 195 | |
| 196 | if (! (*insn_operand_predicate[icode][1]) (xop0, mode0)) |
| 197 | xop0 = force_reg (mode0, xop0); |
| 198 | |
| 199 | if (! (*insn_operand_predicate[icode][2]) (xop1, mode1)) |
| 200 | xop1 = force_reg (mode1, xop1); |
| 201 | |
| 202 | if (! (*insn_operand_predicate[icode][0]) (temp, mode)) |
| 203 | temp = gen_reg_rtx (mode); |
| 204 | |
| 205 | pat = GEN_FCN (icode) (temp, xop0, xop1); |
| 206 | if (pat) |
| 207 | { |
| 208 | emit_insn (pat); |
| 209 | return temp; |
| 210 | } |
| 211 | else |
| 212 | delete_insns_since (last); |
| 213 | } |
| 214 | |
| 215 | /* It can't be open-coded in this mode. |
| 216 | Use a library call if one is available and caller says that's ok. */ |
| 217 | |
| 218 | if (binoptab->handlers[(int) mode].lib_call |
| 219 | && (methods == OPTAB_LIB || methods == OPTAB_LIB_WIDEN)) |
| 220 | { |
| 221 | rtx insn_before, insn_first, insn_last; |
| 222 | rtx funexp = gen_rtx (SYMBOL_REF, Pmode, |
| 223 | binoptab->handlers[(int) mode].lib_call); |
| 224 | |
| 225 | /* Pass the address through a pseudoreg, if desired, |
| 226 | before the "beginning" of the library call. |
| 227 | So this insn isn't "part of" the library call, in case that |
| 228 | is deleted, or cse'd. */ |
| 229 | #ifndef NO_FUNCTION_CSE |
| 230 | if (! flag_no_function_cse) |
| 231 | funexp = copy_to_mode_reg (Pmode, funexp); |
| 232 | #endif |
| 233 | |
| 234 | insn_before = get_last_insn (); |
| 235 | |
| 236 | /* Cannot pass FUNEXP since emit_library_call insists |
| 237 | on getting a SYMBOL_REF. But cse will make this SYMBOL_REF |
| 238 | be replaced with the copy we made just above. */ |
| 239 | /* Pass 1 for NO_QUEUE so we don't lose any increments |
| 240 | if the libcall is cse'd or moved. */ |
| 241 | emit_library_call (gen_rtx (SYMBOL_REF, Pmode, |
| 242 | binoptab->handlers[(int) mode].lib_call), |
| 243 | 1, mode, 2, op0, mode, op1, mode); |
| 244 | target = hard_libcall_value (mode); |
| 245 | temp = copy_to_reg (target); |
| 246 | |
| 247 | if (insn_before == 0) |
| 248 | insn_first = get_insns (); |
| 249 | else |
| 250 | insn_first = NEXT_INSN (insn_before); |
| 251 | insn_last = get_last_insn (); |
| 252 | |
| 253 | REG_NOTES (insn_last) |
| 254 | = gen_rtx (EXPR_LIST, REG_EQUAL, |
| 255 | gen_rtx (binoptab->code, mode, op0, op1), |
| 256 | gen_rtx (INSN_LIST, REG_RETVAL, insn_first, |
| 257 | REG_NOTES (insn_last))); |
| 258 | REG_NOTES (insn_first) |
| 259 | = gen_rtx (INSN_LIST, REG_LIBCALL, insn_last, |
| 260 | REG_NOTES (insn_first)); |
| 261 | return temp; |
| 262 | } |
| 263 | |
| 264 | delete_insns_since (last); |
| 265 | |
| 266 | /* It can't be done in this mode. Can we do it in a wider mode? */ |
| 267 | |
| 268 | if (! (methods == OPTAB_WIDEN || methods == OPTAB_LIB_WIDEN |
| 269 | || methods == OPTAB_MUST_WIDEN)) |
| 270 | return 0; /* Caller says, don't even try. */ |
| 271 | |
| 272 | /* Compute the value of METHODS to pass to recursive calls. |
| 273 | Don't allow widening to be tried recursively. */ |
| 274 | |
| 275 | methods = (methods == OPTAB_LIB_WIDEN ? OPTAB_LIB : OPTAB_DIRECT); |
| 276 | |
| 277 | /* Widening is now independent of specific machine modes. |
| 278 | It is assumed that widening may be performed to any |
| 279 | higher numbered mode in the same mode class. */ |
| 280 | |
| 281 | if (class == MODE_INT || class == MODE_FLOAT) |
| 282 | { |
| 283 | for (wider_mode = INC_MODE (mode); |
| 284 | ((int) wider_mode < (int) MAX_MACHINE_MODE |
| 285 | && GET_MODE_CLASS (wider_mode) == class); |
| 286 | wider_mode = INC_MODE (wider_mode)) |
| 287 | { |
| 288 | if ((binoptab->handlers[(int) wider_mode].insn_code |
| 289 | != CODE_FOR_nothing) |
| 290 | || (methods == OPTAB_LIB |
| 291 | && binoptab->handlers[(int) wider_mode].lib_call)) |
| 292 | { |
| 293 | rtx xop0 = op0, xop1 = op1; |
| 294 | int no_extend = 0; |
| 295 | |
| 296 | /* For certain operations, we need not actually extend |
| 297 | the narrow operands, as long as we will truncate |
| 298 | the results to the same narrowness. */ |
| 299 | |
| 300 | if (binoptab == ior_optab || binoptab == and_optab |
| 301 | || binoptab == xor_optab || binoptab == andcb_optab |
| 302 | || binoptab == add_optab || binoptab == sub_optab |
| 303 | || binoptab == smul_optab || binoptab == umul_optab |
| 304 | || binoptab == ashl_optab || binoptab == lshl_optab) |
| 305 | no_extend = 1; |
| 306 | |
| 307 | if (GET_MODE (xop0) != VOIDmode) |
| 308 | { |
| 309 | if (no_extend) |
| 310 | { |
| 311 | temp = force_reg (GET_MODE (xop0), xop0); |
| 312 | xop0 = gen_rtx (SUBREG, wider_mode, temp, 0); |
| 313 | } |
| 314 | else |
| 315 | { |
| 316 | temp = gen_reg_rtx (wider_mode); |
| 317 | convert_move (temp, xop0, unsignedp); |
| 318 | xop0 = temp; |
| 319 | } |
| 320 | } |
| 321 | if (GET_MODE (xop1) != VOIDmode) |
| 322 | { |
| 323 | if (no_extend) |
| 324 | { |
| 325 | temp = force_reg (GET_MODE (xop1), xop1); |
| 326 | xop1 = gen_rtx (SUBREG, wider_mode, temp, 0); |
| 327 | } |
| 328 | else |
| 329 | { |
| 330 | temp = gen_reg_rtx (wider_mode); |
| 331 | convert_move (temp, xop1, unsignedp); |
| 332 | xop1 = temp; |
| 333 | } |
| 334 | } |
| 335 | |
| 336 | temp = expand_binop (wider_mode, binoptab, xop0, xop1, 0, |
| 337 | unsignedp, methods); |
| 338 | if (temp) |
| 339 | { |
| 340 | if (class == MODE_FLOAT) |
| 341 | { |
| 342 | if (target == 0) |
| 343 | target = gen_reg_rtx (mode); |
| 344 | convert_move (target, temp, 0); |
| 345 | return target; |
| 346 | } |
| 347 | else |
| 348 | return gen_lowpart (mode, temp); |
| 349 | } |
| 350 | else |
| 351 | delete_insns_since (last); |
| 352 | } |
| 353 | } |
| 354 | } |
| 355 | |
| 356 | return 0; |
| 357 | } |
| 358 | \f |
| 359 | /* Expand a binary operator which has both signed and unsigned forms. |
| 360 | UOPTAB is the optab for unsigned operations, and SOPTAB is for |
| 361 | signed operations. |
| 362 | |
| 363 | If we widen unsigned operands, we may use a signed wider operation instead |
| 364 | of an unsigned wider operation, since the result would be the same. */ |
| 365 | |
| 366 | rtx |
| 367 | sign_expand_binop (mode, uoptab, soptab, op0, op1, target, unsignedp, methods) |
| 368 | enum machine_mode mode; |
| 369 | optab uoptab, soptab; |
| 370 | rtx op0, op1, target; |
| 371 | int unsignedp; |
| 372 | enum optab_methods methods; |
| 373 | { |
| 374 | register rtx temp; |
| 375 | optab direct_optab = unsignedp ? uoptab : soptab; |
| 376 | struct optab wide_soptab; |
| 377 | |
| 378 | /* Do it without widening, if possible. */ |
| 379 | temp = expand_binop (mode, direct_optab, op0, op1, target, |
| 380 | unsignedp, OPTAB_DIRECT); |
| 381 | if (temp || methods == OPTAB_DIRECT) |
| 382 | return temp; |
| 383 | |
| 384 | /* Try widening to a signed int. Make a fake signed optab that |
| 385 | hides any signed insn for direct use. */ |
| 386 | wide_soptab = *soptab; |
| 387 | wide_soptab.handlers[(int) mode].insn_code = CODE_FOR_nothing; |
| 388 | wide_soptab.handlers[(int) mode].lib_call = 0; |
| 389 | |
| 390 | temp = expand_binop (mode, &wide_soptab, op0, op1, target, |
| 391 | unsignedp, OPTAB_WIDEN); |
| 392 | |
| 393 | /* For unsigned operands, try widening to an unsigned int. */ |
| 394 | if (temp == 0 && unsignedp) |
| 395 | temp = expand_binop (mode, uoptab, op0, op1, target, |
| 396 | unsignedp, OPTAB_WIDEN); |
| 397 | if (temp || methods == OPTAB_WIDEN) |
| 398 | return temp; |
| 399 | |
| 400 | /* Use the right width lib call if that exists. */ |
| 401 | temp = expand_binop (mode, direct_optab, op0, op1, target, unsignedp, OPTAB_LIB); |
| 402 | if (temp || methods == OPTAB_LIB) |
| 403 | return temp; |
| 404 | |
| 405 | /* Must widen and use a lib call, use either signed or unsigned. */ |
| 406 | temp = expand_binop (mode, &wide_soptab, op0, op1, target, |
| 407 | unsignedp, methods); |
| 408 | if (temp != 0) |
| 409 | return temp; |
| 410 | if (unsignedp) |
| 411 | return expand_binop (mode, uoptab, op0, op1, target, |
| 412 | unsignedp, methods); |
| 413 | return 0; |
| 414 | } |
| 415 | \f |
| 416 | /* Generate code to perform an operation specified by BINOPTAB |
| 417 | on operands OP0 and OP1, with two results to TARG1 and TARG2. |
| 418 | We assume that the order of the operands for the instruction |
| 419 | is TARG0, OP0, OP1, TARG1, which would fit a pattern like |
| 420 | [(set TARG0 (operate OP0 OP1)) (set TARG1 (operate ...))]. |
| 421 | |
| 422 | Either TARG0 or TARG1 may be zero, but what that means is that |
| 423 | that result is not actually wanted. We will generate it into |
| 424 | a dummy pseudo-reg and discard it. They may not both be zero. |
| 425 | |
| 426 | Returns 1 if this operation can be performed; 0 if not. */ |
| 427 | |
| 428 | int |
| 429 | expand_twoval_binop (binoptab, op0, op1, targ0, targ1, unsignedp) |
| 430 | optab binoptab; |
| 431 | rtx op0, op1; |
| 432 | rtx targ0, targ1; |
| 433 | int unsignedp; |
| 434 | { |
| 435 | enum machine_mode mode = GET_MODE (targ0 ? targ0 : targ1); |
| 436 | enum mode_class class; |
| 437 | enum machine_mode wider_mode; |
| 438 | |
| 439 | class = GET_MODE_CLASS (mode); |
| 440 | |
| 441 | op0 = protect_from_queue (op0, 0); |
| 442 | op1 = protect_from_queue (op1, 0); |
| 443 | |
| 444 | if (flag_force_mem) |
| 445 | { |
| 446 | op0 = force_not_mem (op0); |
| 447 | op1 = force_not_mem (op1); |
| 448 | } |
| 449 | |
| 450 | if (targ0) |
| 451 | targ0 = protect_from_queue (targ0, 1); |
| 452 | else |
| 453 | targ0 = gen_reg_rtx (mode); |
| 454 | if (targ1) |
| 455 | targ1 = protect_from_queue (targ1, 1); |
| 456 | else |
| 457 | targ1 = gen_reg_rtx (mode); |
| 458 | |
| 459 | if (binoptab->handlers[(int) mode].insn_code != CODE_FOR_nothing) |
| 460 | { |
| 461 | emit_insn (GEN_FCN (binoptab->handlers[(int) mode].insn_code) |
| 462 | (targ0, op0, op1, targ1)); |
| 463 | return 1; |
| 464 | } |
| 465 | |
| 466 | /* It can't be done in this mode. Can we do it in a wider mode? */ |
| 467 | |
| 468 | if (class == MODE_INT || class == MODE_FLOAT) |
| 469 | { |
| 470 | for (wider_mode = INC_MODE (mode); |
| 471 | ((int) wider_mode < (int) MAX_MACHINE_MODE |
| 472 | && GET_MODE_CLASS (wider_mode) == class); |
| 473 | wider_mode = INC_MODE (wider_mode)) |
| 474 | { |
| 475 | if (binoptab->handlers[(int) wider_mode].insn_code |
| 476 | != CODE_FOR_nothing) |
| 477 | { |
| 478 | expand_twoval_binop_convert (binoptab, wider_mode, op0, op1, |
| 479 | targ0, targ1, unsignedp); |
| 480 | return 1; |
| 481 | } |
| 482 | } |
| 483 | } |
| 484 | return 0; |
| 485 | } |
| 486 | |
| 487 | int |
| 488 | expand_twoval_binop_convert (binoptab, mode, op0, op1, targ0, targ1, unsignedp) |
| 489 | register optab binoptab; |
| 490 | register rtx op0, op1, targ0, targ1; |
| 491 | int unsignedp; |
| 492 | { |
| 493 | register rtx t0 = gen_reg_rtx (SImode); |
| 494 | register rtx t1 = gen_reg_rtx (SImode); |
| 495 | register rtx temp; |
| 496 | |
| 497 | temp = gen_reg_rtx (SImode); |
| 498 | convert_move (temp, op0, unsignedp); |
| 499 | op0 = temp; |
| 500 | temp = gen_reg_rtx (SImode); |
| 501 | convert_move (temp, op1, unsignedp); |
| 502 | op1 = temp; |
| 503 | |
| 504 | expand_twoval_binop (binoptab, op0, op1, t0, t1, unsignedp); |
| 505 | convert_move (targ0, t0, unsignedp); |
| 506 | convert_move (targ1, t1, unsignedp); |
| 507 | return 1; |
| 508 | } |
| 509 | \f |
| 510 | /* Generate code to perform an operation specified by UNOPTAB |
| 511 | on operand OP0, with result having machine-mode MODE. |
| 512 | |
| 513 | UNSIGNEDP is for the case where we have to widen the operands |
| 514 | to perform the operation. It says to use zero-extension. |
| 515 | |
| 516 | If TARGET is nonzero, the value |
| 517 | is generated there, if it is convenient to do so. |
| 518 | In all cases an rtx is returned for the locus of the value; |
| 519 | this may or may not be TARGET. */ |
| 520 | |
| 521 | rtx |
| 522 | expand_unop (mode, unoptab, op0, target, unsignedp) |
| 523 | enum machine_mode mode; |
| 524 | optab unoptab; |
| 525 | rtx op0; |
| 526 | rtx target; |
| 527 | int unsignedp; |
| 528 | { |
| 529 | enum mode_class class; |
| 530 | enum machine_mode wider_mode; |
| 531 | register rtx temp; |
| 532 | |
| 533 | class = GET_MODE_CLASS (mode); |
| 534 | |
| 535 | op0 = protect_from_queue (op0, 0); |
| 536 | |
| 537 | if (flag_force_mem) |
| 538 | { |
| 539 | op0 = force_not_mem (op0); |
| 540 | } |
| 541 | |
| 542 | if (target) |
| 543 | target = protect_from_queue (target, 1); |
| 544 | |
| 545 | if (unoptab->handlers[(int) mode].insn_code != CODE_FOR_nothing) |
| 546 | { |
| 547 | int icode = (int) unoptab->handlers[(int) mode].insn_code; |
| 548 | enum machine_mode mode0 = insn_operand_mode[icode][1]; |
| 549 | |
| 550 | if (target) |
| 551 | temp = target; |
| 552 | else |
| 553 | temp = gen_reg_rtx (mode); |
| 554 | |
| 555 | if (GET_MODE (op0) != VOIDmode |
| 556 | && GET_MODE (op0) != mode0) |
| 557 | op0 = convert_to_mode (mode0, op0, unsignedp); |
| 558 | |
| 559 | /* Now, if insn requires register operands, put operands into regs. */ |
| 560 | |
| 561 | if (! (*insn_operand_predicate[icode][1]) (op0, mode0)) |
| 562 | op0 = force_reg (mode0, op0); |
| 563 | |
| 564 | if (! (*insn_operand_predicate[icode][0]) (temp, mode)) |
| 565 | temp = gen_reg_rtx (mode); |
| 566 | |
| 567 | emit_insn (GEN_FCN (icode) (temp, op0)); |
| 568 | return temp; |
| 569 | } |
| 570 | else if (unoptab->handlers[(int) mode].lib_call) |
| 571 | { |
| 572 | rtx insn_before, insn_last; |
| 573 | rtx funexp = gen_rtx (SYMBOL_REF, Pmode, |
| 574 | unoptab->handlers[(int) mode].lib_call); |
| 575 | |
| 576 | /* Pass the address through a pseudoreg, if desired, |
| 577 | before the "beginning" of the library call (for deletion). */ |
| 578 | #ifndef NO_FUNCTION_CSE |
| 579 | if (! flag_no_function_cse) |
| 580 | funexp = copy_to_mode_reg (Pmode, funexp); |
| 581 | #endif |
| 582 | |
| 583 | insn_before = get_last_insn (); |
| 584 | |
| 585 | /* Cannot pass FUNEXP since emit_library_call insists |
| 586 | on getting a SYMBOL_REF. But cse will make this SYMBOL_REF |
| 587 | be replaced with the copy we made just above. */ |
| 588 | /* Pass 1 for NO_QUEUE so we don't lose any increments |
| 589 | if the libcall is cse'd or moved. */ |
| 590 | emit_library_call (gen_rtx (SYMBOL_REF, Pmode, |
| 591 | unoptab->handlers[(int) mode].lib_call), |
| 592 | 1, mode, 1, op0, mode); |
| 593 | target = hard_libcall_value (mode); |
| 594 | temp = copy_to_reg (target); |
| 595 | insn_last = get_last_insn (); |
| 596 | REG_NOTES (insn_last) |
| 597 | = gen_rtx (EXPR_LIST, REG_EQUAL, |
| 598 | gen_rtx (unoptab->code, mode, op0), |
| 599 | gen_rtx (INSN_LIST, REG_RETVAL, |
| 600 | NEXT_INSN (insn_before), |
| 601 | REG_NOTES (insn_last))); |
| 602 | REG_NOTES (NEXT_INSN (insn_before)) |
| 603 | = gen_rtx (INSN_LIST, REG_LIBCALL, insn_last, |
| 604 | REG_NOTES (NEXT_INSN (insn_before))); |
| 605 | return temp; |
| 606 | } |
| 607 | |
| 608 | /* It can't be done in this mode. Can we do it in a wider mode? */ |
| 609 | |
| 610 | if (class == MODE_INT || class == MODE_FLOAT) |
| 611 | { |
| 612 | for (wider_mode = INC_MODE (mode); |
| 613 | ((int) wider_mode < (int) MAX_MACHINE_MODE |
| 614 | && GET_MODE_CLASS (wider_mode) == class); |
| 615 | wider_mode = INC_MODE (wider_mode)) |
| 616 | { |
| 617 | if ((unoptab->handlers[(int) wider_mode].insn_code |
| 618 | != CODE_FOR_nothing) |
| 619 | || unoptab->handlers[(int) wider_mode].lib_call) |
| 620 | { |
| 621 | if (GET_MODE (op0) != VOIDmode) |
| 622 | { |
| 623 | temp = gen_reg_rtx (wider_mode); |
| 624 | convert_move (temp, op0, unsignedp); |
| 625 | op0 = temp; |
| 626 | } |
| 627 | |
| 628 | target = expand_unop (wider_mode, unoptab, op0, 0, unsignedp); |
| 629 | if (class == MODE_FLOAT) |
| 630 | { |
| 631 | if (target == 0) |
| 632 | target = gen_reg_rtx (mode); |
| 633 | convert_move (target, temp, 0); |
| 634 | return target; |
| 635 | } |
| 636 | else |
| 637 | return gen_lowpart (mode, target); |
| 638 | } |
| 639 | } |
| 640 | } |
| 641 | |
| 642 | return 0; |
| 643 | } |
| 644 | \f |
| 645 | /* Generate an instruction whose insn-code is INSN_CODE, |
| 646 | with two operands: an output TARGET and an input OP0. |
| 647 | TARGET *must* be nonzero, and the output is always stored there. |
| 648 | CODE is an rtx code such that (CODE OP0) is an rtx that describes |
| 649 | the value that is stored into TARGET. */ |
| 650 | |
| 651 | void |
| 652 | emit_unop_insn (icode, target, op0, code) |
| 653 | int icode; |
| 654 | rtx target; |
| 655 | rtx op0; |
| 656 | enum rtx_code code; |
| 657 | { |
| 658 | register rtx temp; |
| 659 | enum machine_mode mode0 = insn_operand_mode[icode][1]; |
| 660 | rtx insn; |
| 661 | rtx prev_insn; |
| 662 | |
| 663 | temp = target = protect_from_queue (target, 1); |
| 664 | |
| 665 | op0 = protect_from_queue (op0, 0); |
| 666 | |
| 667 | if (flag_force_mem) |
| 668 | op0 = force_not_mem (op0); |
| 669 | |
| 670 | /* Now, if insn requires register operands, put operands into regs. */ |
| 671 | |
| 672 | if (! (*insn_operand_predicate[icode][1]) (op0, mode0)) |
| 673 | op0 = force_reg (mode0, op0); |
| 674 | |
| 675 | if (! (*insn_operand_predicate[icode][0]) (temp, GET_MODE (temp)) |
| 676 | || (flag_force_mem && GET_CODE (temp) == MEM)) |
| 677 | temp = gen_reg_rtx (GET_MODE (temp)); |
| 678 | |
| 679 | prev_insn = get_last_insn (); |
| 680 | insn = emit_insn (GEN_FCN (icode) (temp, op0)); |
| 681 | |
| 682 | /* If we just made a multi-insn sequence, |
| 683 | record in the last insn an equivalent expression for its value |
| 684 | and a pointer to the first insn. This makes cse possible. */ |
| 685 | if (code != UNKNOWN && PREV_INSN (insn) != prev_insn) |
| 686 | REG_NOTES (insn) |
| 687 | = gen_rtx (EXPR_LIST, REG_EQUAL, |
| 688 | gen_rtx (code, GET_MODE (temp), op0), |
| 689 | REG_NOTES (insn)); |
| 690 | |
| 691 | if (temp != target) |
| 692 | emit_move_insn (target, temp); |
| 693 | } |
| 694 | \f |
| 695 | /* Generate code to store zero in X. */ |
| 696 | |
| 697 | void |
| 698 | emit_clr_insn (x) |
| 699 | rtx x; |
| 700 | { |
| 701 | emit_move_insn (x, const0_rtx); |
| 702 | } |
| 703 | |
| 704 | /* Generate code to store 1 in X |
| 705 | assuming it contains zero beforehand. */ |
| 706 | |
| 707 | void |
| 708 | emit_0_to_1_insn (x) |
| 709 | rtx x; |
| 710 | { |
| 711 | emit_move_insn (x, const1_rtx); |
| 712 | } |
| 713 | |
| 714 | /* Generate code to compare X with Y |
| 715 | so that the condition codes are set. |
| 716 | |
| 717 | UNSIGNEDP nonzero says that X and Y are unsigned; |
| 718 | this matters if they need to be widened. |
| 719 | |
| 720 | If they have mode BLKmode, then SIZE specifies the size of both X and Y, |
| 721 | and ALIGN specifies the known shared alignment of X and Y. */ |
| 722 | |
| 723 | void |
| 724 | emit_cmp_insn (x, y, size, unsignedp, align) |
| 725 | rtx x, y; |
| 726 | rtx size; |
| 727 | int unsignedp; |
| 728 | int align; |
| 729 | { |
| 730 | enum machine_mode mode = GET_MODE (x); |
| 731 | enum mode_class class; |
| 732 | enum machine_mode wider_mode; |
| 733 | |
| 734 | if (mode == VOIDmode) mode = GET_MODE (y); |
| 735 | /* They could both be VOIDmode if both args are immediate constants, |
| 736 | but we should fold that at an earlier stage. |
| 737 | With no special code here, this will call abort, |
| 738 | reminding the programmer to implement such folding. */ |
| 739 | |
| 740 | class = GET_MODE_CLASS (mode); |
| 741 | |
| 742 | if (mode != BLKmode && flag_force_mem) |
| 743 | { |
| 744 | x = force_not_mem (x); |
| 745 | y = force_not_mem (y); |
| 746 | } |
| 747 | |
| 748 | /* Handle all BLKmode compares. */ |
| 749 | |
| 750 | if (mode == BLKmode) |
| 751 | { |
| 752 | emit_queue (); |
| 753 | x = protect_from_queue (x, 0); |
| 754 | y = protect_from_queue (y, 0); |
| 755 | |
| 756 | if (size == 0) |
| 757 | abort (); |
| 758 | #ifdef HAVE_cmpstrqi |
| 759 | if (HAVE_cmpstrqi |
| 760 | && GET_CODE (size) == CONST_INT |
| 761 | && INTVAL (size) < (1 << GET_MODE_BITSIZE (QImode))) |
| 762 | emit_insn (gen_cmpstrqi (x, y, size, |
| 763 | gen_rtx (CONST_INT, VOIDmode, align))); |
| 764 | else |
| 765 | #endif |
| 766 | #ifdef HAVE_cmpstrhi |
| 767 | if (HAVE_cmpstrhi |
| 768 | && GET_CODE (size) == CONST_INT |
| 769 | && INTVAL (size) < (1 << GET_MODE_BITSIZE (HImode))) |
| 770 | emit_insn (gen_cmpstrhi (x, y, size, |
| 771 | gen_rtx (CONST_INT, VOIDmode, align))); |
| 772 | else |
| 773 | #endif |
| 774 | #ifdef HAVE_cmpstrsi |
| 775 | if (HAVE_cmpstrsi) |
| 776 | emit_insn (gen_cmpstrsi (x, y, convert_to_mode (SImode, size, 1), |
| 777 | gen_rtx (CONST_INT, VOIDmode, align))); |
| 778 | else |
| 779 | #endif |
| 780 | { |
| 781 | #ifdef TARGET_MEM_FUNCTIONS |
| 782 | emit_library_call (gen_rtx (SYMBOL_REF, Pmode, "memcmp"), 0, |
| 783 | SImode, 3, |
| 784 | XEXP (x, 0), Pmode, XEXP (y, 0), Pmode, |
| 785 | size, Pmode); |
| 786 | #else |
| 787 | emit_library_call (gen_rtx (SYMBOL_REF, Pmode, "bcmp"), 0, |
| 788 | SImode, 3, |
| 789 | XEXP (x, 0), Pmode, XEXP (y, 0), Pmode, |
| 790 | size, Pmode); |
| 791 | #endif |
| 792 | emit_cmp_insn (hard_libcall_value (SImode), const0_rtx, 0, 0, 0); |
| 793 | } |
| 794 | return; |
| 795 | } |
| 796 | |
| 797 | /* Handle some compares against zero. */ |
| 798 | |
| 799 | if (y == CONST0_RTX (mode) |
| 800 | && tst_optab->handlers[(int) mode].insn_code != CODE_FOR_nothing) |
| 801 | { |
| 802 | int icode = (int) tst_optab->handlers[(int) mode].insn_code; |
| 803 | |
| 804 | emit_queue (); |
| 805 | x = protect_from_queue (x, 0); |
| 806 | y = protect_from_queue (y, 0); |
| 807 | |
| 808 | /* Now, if insn requires register operands, put operands into regs. */ |
| 809 | if (! (*insn_operand_predicate[icode][0]) |
| 810 | (x, insn_operand_mode[icode][0])) |
| 811 | x = force_reg (insn_operand_mode[icode][0], x); |
| 812 | |
| 813 | emit_insn (GEN_FCN (icode) (x)); |
| 814 | return; |
| 815 | } |
| 816 | |
| 817 | /* Handle compares for which there is a directly suitable insn. */ |
| 818 | |
| 819 | if (cmp_optab->handlers[(int) mode].insn_code != CODE_FOR_nothing) |
| 820 | { |
| 821 | int icode = (int) cmp_optab->handlers[(int) mode].insn_code; |
| 822 | |
| 823 | emit_queue (); |
| 824 | x = protect_from_queue (x, 0); |
| 825 | y = protect_from_queue (y, 0); |
| 826 | |
| 827 | /* Now, if insn requires register operands, put operands into regs. */ |
| 828 | if (! (*insn_operand_predicate[icode][0]) |
| 829 | (x, insn_operand_mode[icode][0])) |
| 830 | x = force_reg (insn_operand_mode[icode][0], x); |
| 831 | |
| 832 | if (! (*insn_operand_predicate[icode][1]) |
| 833 | (y, insn_operand_mode[icode][1])) |
| 834 | y = force_reg (insn_operand_mode[icode][1], y); |
| 835 | |
| 836 | emit_insn (GEN_FCN (icode) (x, y)); |
| 837 | return; |
| 838 | } |
| 839 | |
| 840 | /* Try widening if we can find a direct insn that way. */ |
| 841 | |
| 842 | if (class == MODE_INT || class == MODE_FLOAT) |
| 843 | { |
| 844 | for (wider_mode = INC_MODE (mode); |
| 845 | ((int) wider_mode < (int) MAX_MACHINE_MODE |
| 846 | && GET_MODE_CLASS (wider_mode) == class); |
| 847 | wider_mode = INC_MODE (wider_mode)) |
| 848 | { |
| 849 | if (cmp_optab->handlers[(int) wider_mode].insn_code |
| 850 | != CODE_FOR_nothing) |
| 851 | { |
| 852 | x = convert_to_mode (wider_mode, x, unsignedp); |
| 853 | y = convert_to_mode (wider_mode, y, unsignedp); |
| 854 | emit_cmp_insn (x, y, 0, unsignedp, align); |
| 855 | return; |
| 856 | } |
| 857 | } |
| 858 | } |
| 859 | |
| 860 | /* Handle a lib call just for the mode we are using. */ |
| 861 | |
| 862 | if (cmp_optab->handlers[(int) mode].lib_call) |
| 863 | { |
| 864 | char *string = cmp_optab->handlers[(int) mode].lib_call; |
| 865 | /* If we want unsigned, and this mode has a distinct unsigned |
| 866 | comparison routine, use that. */ |
| 867 | if (unsignedp && ucmp_optab->handlers[(int) mode].lib_call) |
| 868 | string = ucmp_optab->handlers[(int) mode].lib_call; |
| 869 | |
| 870 | emit_library_call (gen_rtx (SYMBOL_REF, Pmode, string), 0, |
| 871 | SImode, 2, x, mode, y, mode); |
| 872 | |
| 873 | /* Integer comparison returns a result that must be compared against 1, |
| 874 | so that even if we do an unsigned compare afterward, |
| 875 | there is still a value that can represent the result "less than". */ |
| 876 | if (GET_MODE_CLASS (mode) == MODE_INT) |
| 877 | emit_cmp_insn (hard_libcall_value (SImode), const1_rtx, 0, unsignedp, 0); |
| 878 | else |
| 879 | emit_cmp_insn (hard_libcall_value (SImode), const0_rtx, 0, 0, 0); |
| 880 | return; |
| 881 | } |
| 882 | |
| 883 | /* Try widening and then using a libcall. */ |
| 884 | |
| 885 | if (class == MODE_FLOAT) |
| 886 | { |
| 887 | for (wider_mode = INC_MODE (mode); |
| 888 | ((int) wider_mode < (int) MAX_MACHINE_MODE |
| 889 | && GET_MODE_CLASS (wider_mode) == class); |
| 890 | wider_mode = INC_MODE (wider_mode)) |
| 891 | { |
| 892 | if ((cmp_optab->handlers[(int) wider_mode].insn_code |
| 893 | != CODE_FOR_nothing) |
| 894 | || (cmp_optab->handlers[(int) wider_mode].lib_call != 0)) |
| 895 | { |
| 896 | x = convert_to_mode (wider_mode, x, unsignedp); |
| 897 | y = convert_to_mode (wider_mode, y, unsignedp); |
| 898 | emit_cmp_insn (x, y, 0, unsignedp, align); |
| 899 | } |
| 900 | } |
| 901 | return; |
| 902 | } |
| 903 | |
| 904 | abort (); |
| 905 | } |
| 906 | \f |
| 907 | /* These three functions generate an insn body and return it |
| 908 | rather than emitting the insn. |
| 909 | |
| 910 | They do not protect from queued increments, |
| 911 | because they may be used 1) in protect_from_queue itself |
| 912 | and 2) in other passes where there is no queue. */ |
| 913 | |
| 914 | /* Generate and return an insn body to add Y to X. */ |
| 915 | |
| 916 | rtx |
| 917 | gen_add2_insn (x, y) |
| 918 | rtx x, y; |
| 919 | { |
| 920 | return (GEN_FCN (add_optab->handlers[(int) GET_MODE (x)].insn_code) |
| 921 | (x, x, y)); |
| 922 | } |
| 923 | |
| 924 | int |
| 925 | have_add2_insn (mode) |
| 926 | enum machine_mode mode; |
| 927 | { |
| 928 | return add_optab->handlers[(int) mode].insn_code != CODE_FOR_nothing; |
| 929 | } |
| 930 | |
| 931 | /* Generate and return an insn body to subtract Y from X. */ |
| 932 | |
| 933 | rtx |
| 934 | gen_sub2_insn (x, y) |
| 935 | rtx x, y; |
| 936 | { |
| 937 | return (GEN_FCN (sub_optab->handlers[(int) GET_MODE (x)].insn_code) |
| 938 | (x, x, y)); |
| 939 | } |
| 940 | |
| 941 | int |
| 942 | have_sub2_insn (mode) |
| 943 | enum machine_mode mode; |
| 944 | { |
| 945 | return add_optab->handlers[(int) mode].insn_code != CODE_FOR_nothing; |
| 946 | } |
| 947 | |
| 948 | /* Generate the body of an instruction to copy Y into X. */ |
| 949 | |
| 950 | rtx |
| 951 | gen_move_insn (x, y) |
| 952 | rtx x, y; |
| 953 | { |
| 954 | register enum machine_mode mode = GET_MODE (x); |
| 955 | if (mode == VOIDmode) |
| 956 | mode = GET_MODE (y); |
| 957 | return (GEN_FCN (mov_optab->handlers[(int) mode].insn_code) (x, y)); |
| 958 | } |
| 959 | \f |
| 960 | #if 0 |
| 961 | /* Tables of patterns for extending one integer mode to another. */ |
| 962 | enum insn_code zero_extend_optab[MAX_MACHINE_MODE][MAX_MACHINE_MODE]; |
| 963 | enum insn_code sign_extend_optab[MAX_MACHINE_MODE][MAX_MACHINE_MODE]; |
| 964 | |
| 965 | /* Generate the body of an insn to extend Y (with mode MFROM) |
| 966 | into X (with mode MTO). Do zero-extension if UNSIGNEDP is nonzero. */ |
| 967 | |
| 968 | rtx |
| 969 | gen_extend_insn (x, y, mto, mfrom, unsignedp) |
| 970 | rtx x, y; |
| 971 | enum machine_mode mto, mfrom; |
| 972 | int unsignedp; |
| 973 | { |
| 974 | return (GEN_FCN ((unsignedp ? zero_extend_optab : sign_extend_optab) |
| 975 | [(int)mto][(int)mfrom]) |
| 976 | (x, y)); |
| 977 | } |
| 978 | |
| 979 | static void |
| 980 | init_extends () |
| 981 | { |
| 982 | bzero (sign_extend_optab, sizeof sign_extend_optab); |
| 983 | bzero (zero_extend_optab, sizeof zero_extend_optab); |
| 984 | sign_extend_optab[(int) SImode][(int) HImode] = CODE_FOR_extendhisi2; |
| 985 | sign_extend_optab[(int) SImode][(int) QImode] = CODE_FOR_extendqisi2; |
| 986 | sign_extend_optab[(int) HImode][(int) QImode] = CODE_FOR_extendqihi2; |
| 987 | zero_extend_optab[(int) SImode][(int) HImode] = CODE_FOR_zero_extendhisi2; |
| 988 | zero_extend_optab[(int) SImode][(int) QImode] = CODE_FOR_zero_extendqisi2; |
| 989 | zero_extend_optab[(int) HImode][(int) QImode] = CODE_FOR_zero_extendqihi2; |
| 990 | } |
| 991 | #endif |
| 992 | \f |
| 993 | /* can_fix_p and can_float_p say whether the target machine |
| 994 | can directly convert a given fixed point type to |
| 995 | a given floating point type, or vice versa. |
| 996 | The returned value is the CODE_FOR_... value to use, |
| 997 | or CODE_FOR_nothing if these modes cannot be directly converted. */ |
| 998 | |
| 999 | static enum insn_code fixtab[2][2][2]; |
| 1000 | static enum insn_code fixtrunctab[2][2][2]; |
| 1001 | static enum insn_code floattab[2][2]; |
| 1002 | |
| 1003 | /* *TRUNCP_PTR is set to 1 if it is necessary to output |
| 1004 | an explicit FTRUNC insn before the fix insn; otherwise 0. */ |
| 1005 | |
| 1006 | static enum insn_code |
| 1007 | can_fix_p (fixmode, fltmode, unsignedp, truncp_ptr) |
| 1008 | enum machine_mode fltmode, fixmode; |
| 1009 | int unsignedp; |
| 1010 | int *truncp_ptr; |
| 1011 | { |
| 1012 | *truncp_ptr = 0; |
| 1013 | if (fixtrunctab[fltmode != SFmode][fixmode == DImode][unsignedp] |
| 1014 | != CODE_FOR_nothing) |
| 1015 | return fixtrunctab[fltmode != SFmode][fixmode == DImode][unsignedp]; |
| 1016 | if (ftrunc_optab->handlers[(int) fltmode].insn_code != CODE_FOR_nothing) |
| 1017 | { |
| 1018 | *truncp_ptr = 1; |
| 1019 | return fixtab[fltmode != SFmode][fixmode == DImode][unsignedp]; |
| 1020 | } |
| 1021 | return CODE_FOR_nothing; |
| 1022 | } |
| 1023 | |
| 1024 | static enum insn_code |
| 1025 | can_float_p (fltmode, fixmode) |
| 1026 | enum machine_mode fixmode, fltmode; |
| 1027 | { |
| 1028 | return floattab[fltmode != SFmode][fixmode == DImode]; |
| 1029 | } |
| 1030 | |
| 1031 | void |
| 1032 | init_fixtab () |
| 1033 | { |
| 1034 | enum insn_code *p; |
| 1035 | for (p = fixtab[0][0]; |
| 1036 | p < fixtab[0][0] + sizeof fixtab / sizeof (fixtab[0][0][0]); |
| 1037 | p++) |
| 1038 | *p = CODE_FOR_nothing; |
| 1039 | for (p = fixtrunctab[0][0]; |
| 1040 | p < fixtrunctab[0][0] + sizeof fixtrunctab / sizeof (fixtrunctab[0][0][0]); |
| 1041 | p++) |
| 1042 | *p = CODE_FOR_nothing; |
| 1043 | |
| 1044 | #ifdef HAVE_fixsfsi2 |
| 1045 | if (HAVE_fixsfsi2) |
| 1046 | fixtab[0][0][0] = CODE_FOR_fixsfsi2; |
| 1047 | #endif |
| 1048 | #ifdef HAVE_fixsfdi2 |
| 1049 | if (HAVE_fixsfdi2) |
| 1050 | fixtab[0][1][0] = CODE_FOR_fixsfdi2; |
| 1051 | #endif |
| 1052 | #ifdef HAVE_fixdfsi2 |
| 1053 | if (HAVE_fixdfsi2) |
| 1054 | fixtab[1][0][0] = CODE_FOR_fixdfsi2; |
| 1055 | #endif |
| 1056 | #ifdef HAVE_fixdfdi2 |
| 1057 | if (HAVE_fixdfdi2) |
| 1058 | fixtab[1][1][0] = CODE_FOR_fixdfdi2; |
| 1059 | #endif |
| 1060 | |
| 1061 | #ifdef HAVE_fixunssfsi2 |
| 1062 | if (HAVE_fixunssfsi2) |
| 1063 | fixtab[0][0][1] = CODE_FOR_fixunssfsi2; |
| 1064 | #endif |
| 1065 | #ifdef HAVE_fixunssfdi2 |
| 1066 | if (HAVE_fixunssfdi2) |
| 1067 | fixtab[0][1][1] = CODE_FOR_fixunssfdi2; |
| 1068 | #endif |
| 1069 | #ifdef HAVE_fixunsdfsi2 |
| 1070 | if (HAVE_fixunsdfsi2) |
| 1071 | fixtab[1][0][1] = CODE_FOR_fixunsdfsi2; |
| 1072 | #endif |
| 1073 | #ifdef HAVE_fixunsdfdi2 |
| 1074 | if (HAVE_fixunsdfdi2) |
| 1075 | fixtab[1][1][1] = CODE_FOR_fixunsdfdi2; |
| 1076 | #endif |
| 1077 | |
| 1078 | #ifdef HAVE_fix_truncsfsi2 |
| 1079 | if (HAVE_fix_truncsfsi2) |
| 1080 | fixtrunctab[0][0][0] = CODE_FOR_fix_truncsfsi2; |
| 1081 | #endif |
| 1082 | #ifdef HAVE_fix_truncsfdi2 |
| 1083 | if (HAVE_fix_truncsfdi2) |
| 1084 | fixtrunctab[0][1][0] = CODE_FOR_fix_truncsfdi2; |
| 1085 | #endif |
| 1086 | #ifdef HAVE_fix_truncdfsi2 |
| 1087 | if (HAVE_fix_truncdfsi2) |
| 1088 | fixtrunctab[1][0][0] = CODE_FOR_fix_truncdfsi2; |
| 1089 | #endif |
| 1090 | #ifdef HAVE_fix_truncdfdi2 |
| 1091 | if (HAVE_fix_truncdfdi2) |
| 1092 | fixtrunctab[1][1][0] = CODE_FOR_fix_truncdfdi2; |
| 1093 | #endif |
| 1094 | |
| 1095 | #ifdef HAVE_fixuns_truncsfsi2 |
| 1096 | if (HAVE_fixuns_truncsfsi2) |
| 1097 | fixtrunctab[0][0][1] = CODE_FOR_fixuns_truncsfsi2; |
| 1098 | #endif |
| 1099 | #ifdef HAVE_fixuns_truncsfdi2 |
| 1100 | if (HAVE_fixuns_truncsfdi2) |
| 1101 | fixtrunctab[0][1][1] = CODE_FOR_fixuns_truncsfdi2; |
| 1102 | #endif |
| 1103 | #ifdef HAVE_fixuns_truncdfsi2 |
| 1104 | if (HAVE_fixuns_truncdfsi2) |
| 1105 | fixtrunctab[1][0][1] = CODE_FOR_fixuns_truncdfsi2; |
| 1106 | #endif |
| 1107 | #ifdef HAVE_fixuns_truncdfdi2 |
| 1108 | if (HAVE_fixuns_truncdfdi2) |
| 1109 | fixtrunctab[1][1][1] = CODE_FOR_fixuns_truncdfdi2; |
| 1110 | #endif |
| 1111 | |
| 1112 | #ifdef FIXUNS_TRUNC_LIKE_FIX_TRUNC |
| 1113 | /* This flag says the same insns that convert to a signed fixnum |
| 1114 | also convert validly to an unsigned one. */ |
| 1115 | { |
| 1116 | int i; |
| 1117 | int j; |
| 1118 | for (i = 0; i < 2; i++) |
| 1119 | for (j = 0; j < 2; j++) |
| 1120 | fixtrunctab[i][j][1] = fixtrunctab[i][j][0]; |
| 1121 | } |
| 1122 | #endif |
| 1123 | } |
| 1124 | |
| 1125 | void |
| 1126 | init_floattab () |
| 1127 | { |
| 1128 | enum insn_code *p; |
| 1129 | for (p = floattab[0]; |
| 1130 | p < floattab[0] + sizeof floattab / sizeof (floattab[0][0]); |
| 1131 | p++) |
| 1132 | *p = CODE_FOR_nothing; |
| 1133 | |
| 1134 | #ifdef HAVE_floatsisf2 |
| 1135 | if (HAVE_floatsisf2) |
| 1136 | floattab[0][0] = CODE_FOR_floatsisf2; |
| 1137 | #endif |
| 1138 | #ifdef HAVE_floatdisf2 |
| 1139 | if (HAVE_floatdisf2) |
| 1140 | floattab[0][1] = CODE_FOR_floatdisf2; |
| 1141 | #endif |
| 1142 | #ifdef HAVE_floatsidf2 |
| 1143 | if (HAVE_floatsidf2) |
| 1144 | floattab[1][0] = CODE_FOR_floatsidf2; |
| 1145 | #endif |
| 1146 | #ifdef HAVE_floatdidf2 |
| 1147 | if (HAVE_floatdidf2) |
| 1148 | floattab[1][1] = CODE_FOR_floatdidf2; |
| 1149 | #endif |
| 1150 | } |
| 1151 | \f |
| 1152 | /* Generate code to convert FROM to floating point |
| 1153 | and store in TO. FROM must be fixed point. |
| 1154 | UNSIGNEDP nonzero means regard FROM as unsigned. |
| 1155 | Normally this is done by correcting the final value |
| 1156 | if it is negative. */ |
| 1157 | |
| 1158 | void |
| 1159 | expand_float (real_to, from, unsignedp) |
| 1160 | rtx real_to, from; |
| 1161 | int unsignedp; |
| 1162 | { |
| 1163 | enum insn_code icode; |
| 1164 | register rtx to; |
| 1165 | |
| 1166 | /* Constants should get converted in `fold'. |
| 1167 | We lose here since we don't know the mode. */ |
| 1168 | if (GET_MODE (from) == VOIDmode) |
| 1169 | abort (); |
| 1170 | |
| 1171 | to = real_to = protect_from_queue (real_to, 1); |
| 1172 | from = protect_from_queue (from, 0); |
| 1173 | |
| 1174 | if (flag_force_mem) |
| 1175 | { |
| 1176 | from = force_not_mem (from); |
| 1177 | } |
| 1178 | |
| 1179 | /* If we are about to do some arithmetic to correct for an |
| 1180 | unsigned operand, do it in a pseudo-register. */ |
| 1181 | |
| 1182 | if (unsignedp |
| 1183 | && ! (GET_CODE (to) == REG && REGNO (to) >= FIRST_PSEUDO_REGISTER)) |
| 1184 | to = gen_reg_rtx (GET_MODE (to)); |
| 1185 | |
| 1186 | /* Now do the basic conversion. Do it in the specified modes if possible; |
| 1187 | otherwise convert either input, output or both with wider mode; |
| 1188 | otherwise use a library call. */ |
| 1189 | |
| 1190 | if ((icode = can_float_p (GET_MODE (to), GET_MODE (from))) |
| 1191 | != CODE_FOR_nothing) |
| 1192 | { |
| 1193 | emit_unop_insn (icode, to, from, FLOAT); |
| 1194 | } |
| 1195 | else if (GET_MODE (to) == SFmode |
| 1196 | && ((icode = can_float_p (DFmode, GET_MODE (from))) |
| 1197 | != CODE_FOR_nothing)) |
| 1198 | { |
| 1199 | to = gen_reg_rtx (DFmode); |
| 1200 | emit_unop_insn (icode, to, from, FLOAT); |
| 1201 | } |
| 1202 | /* If we can't float a SI, maybe we can float a DI. |
| 1203 | If so, convert to DI and then float. */ |
| 1204 | else if (GET_MODE (from) != DImode |
| 1205 | && (can_float_p (GET_MODE (to), DImode) != CODE_FOR_nothing |
| 1206 | || can_float_p (DFmode, DImode) != CODE_FOR_nothing)) |
| 1207 | { |
| 1208 | register rtx tem = gen_reg_rtx (DImode); |
| 1209 | convert_move (tem, from, unsignedp); |
| 1210 | from = tem; |
| 1211 | /* If we extend FROM then we don't need to correct |
| 1212 | the final value for unsignedness. */ |
| 1213 | unsignedp = 0; |
| 1214 | |
| 1215 | if ((icode = can_float_p (GET_MODE (to), GET_MODE (from))) |
| 1216 | != CODE_FOR_nothing) |
| 1217 | { |
| 1218 | emit_unop_insn (icode, to, from, FLOAT); |
| 1219 | } |
| 1220 | else if ((icode = can_float_p (DFmode, DImode)) |
| 1221 | != CODE_FOR_nothing) |
| 1222 | { |
| 1223 | to = gen_reg_rtx (DFmode); |
| 1224 | emit_unop_insn (icode, to, from, FLOAT); |
| 1225 | } |
| 1226 | } |
| 1227 | /* No hardware instruction available; call a library |
| 1228 | to convert from SImode or DImode into DFmode. */ |
| 1229 | else |
| 1230 | { |
| 1231 | if (GET_MODE_SIZE (GET_MODE (from)) < GET_MODE_SIZE (SImode)) |
| 1232 | { |
| 1233 | from = convert_to_mode (SImode, from, unsignedp); |
| 1234 | unsignedp = 0; |
| 1235 | } |
| 1236 | emit_library_call (gen_rtx (SYMBOL_REF, Pmode, |
| 1237 | (GET_MODE (from) == SImode ? "__floatsidf" |
| 1238 | : "__floatdidf")), |
| 1239 | 0, DFmode, 1, from, GET_MODE (from)); |
| 1240 | to = copy_to_reg (hard_libcall_value (DFmode)); |
| 1241 | } |
| 1242 | |
| 1243 | /* If FROM was unsigned but we treated it as signed, |
| 1244 | then in the case where it is negative (and therefore TO is negative), |
| 1245 | correct its value by 2**bitwidth. */ |
| 1246 | |
| 1247 | if (unsignedp) |
| 1248 | { |
| 1249 | rtx label = gen_label_rtx (); |
| 1250 | rtx temp; |
| 1251 | REAL_VALUE_TYPE offset; |
| 1252 | |
| 1253 | do_pending_stack_adjust (); |
| 1254 | emit_cmp_insn (to, GET_MODE (to) == DFmode ? dconst0_rtx : fconst0_rtx, |
| 1255 | 0, 0, 0); |
| 1256 | emit_jump_insn (gen_bge (label)); |
| 1257 | offset = REAL_VALUE_LDEXP (1.0, GET_MODE_BITSIZE (GET_MODE (from))); |
| 1258 | temp = expand_binop (GET_MODE (to), add_optab, to, |
| 1259 | immed_real_const_1 (offset, GET_MODE (to)), |
| 1260 | to, 0, OPTAB_LIB_WIDEN); |
| 1261 | if (temp != to) |
| 1262 | emit_move_insn (to, temp); |
| 1263 | do_pending_stack_adjust (); |
| 1264 | emit_label (label); |
| 1265 | } |
| 1266 | |
| 1267 | /* Copy result to requested destination |
| 1268 | if we have been computing in a temp location. */ |
| 1269 | |
| 1270 | if (to != real_to) |
| 1271 | { |
| 1272 | if (GET_MODE (real_to) == GET_MODE (to)) |
| 1273 | emit_move_insn (real_to, to); |
| 1274 | else |
| 1275 | convert_move (real_to, to, 0); |
| 1276 | } |
| 1277 | } |
| 1278 | \f |
| 1279 | /* expand_fix: generate code to convert FROM to fixed point |
| 1280 | and store in TO. FROM must be floating point. */ |
| 1281 | |
| 1282 | static rtx |
| 1283 | ftruncify (x) |
| 1284 | rtx x; |
| 1285 | { |
| 1286 | rtx temp = gen_reg_rtx (GET_MODE (x)); |
| 1287 | return expand_unop (GET_MODE (x), ftrunc_optab, x, temp, 0); |
| 1288 | } |
| 1289 | |
| 1290 | void |
| 1291 | expand_fix (to, from, unsignedp) |
| 1292 | register rtx to, from; |
| 1293 | int unsignedp; |
| 1294 | { |
| 1295 | enum insn_code icode; |
| 1296 | register rtx target; |
| 1297 | int must_trunc = 0; |
| 1298 | |
| 1299 | while (1) |
| 1300 | { |
| 1301 | icode = can_fix_p (GET_MODE (to), GET_MODE (from), unsignedp, &must_trunc); |
| 1302 | if (icode != CODE_FOR_nothing) |
| 1303 | { |
| 1304 | if (must_trunc) |
| 1305 | from = ftruncify (from); |
| 1306 | |
| 1307 | emit_unop_insn (icode, to, from, FIX); |
| 1308 | return; |
| 1309 | } |
| 1310 | |
| 1311 | #if 0 /* Turned off. It fails because the positive numbers |
| 1312 | that become temporarily negative are rounded up instead of down. */ |
| 1313 | |
| 1314 | /* If no insns for unsigned conversion, |
| 1315 | we can go via a signed number. |
| 1316 | But make sure we won't overflow in the compiler. */ |
| 1317 | if (unsignedp && GET_MODE_BITSIZE (GET_MODE (to)) <= HOST_BITS_PER_INT |
| 1318 | /* Make sure we won't lose significant bits doing this. */ |
| 1319 | && GET_MODE_BITSIZE (GET_MODE (from)) > GET_MODE_BITSIZE (GET_MODE (to))) |
| 1320 | { |
| 1321 | icode = can_fix_p (GET_MODE (to), GET_MODE (from), |
| 1322 | 0, &must_trunc); |
| 1323 | |
| 1324 | if (icode != CODE_FOR_nothing) |
| 1325 | { |
| 1326 | REAL_VALUE_TYPE offset; |
| 1327 | rtx temp, temp1; |
| 1328 | int bitsize = GET_MODE_BITSIZE (GET_MODE (to)); |
| 1329 | |
| 1330 | if (must_trunc) |
| 1331 | from = ftruncify (from); |
| 1332 | |
| 1333 | /* Subtract 2**(N-1), convert to signed number, |
| 1334 | then add 2**(N-1). */ |
| 1335 | offset = REAL_VALUE_LDEXP (1.0, bitsize - 1); |
| 1336 | temp = expand_binop (GET_MODE (from), sub_optab, from, |
| 1337 | immed_real_const_1 (offset, GET_MODE (from)), |
| 1338 | 0, 0, OPTAB_LIB_WIDEN); |
| 1339 | |
| 1340 | temp1 = gen_reg_rtx (GET_MODE (to)); |
| 1341 | emit_unop_insn (icode, temp1, temp, FIX); |
| 1342 | temp = expand_binop (GET_MODE (to), add_optab, temp1, |
| 1343 | gen_rtx (CONST_INT, VOIDmode, |
| 1344 | 1 << (bitsize - 1)), |
| 1345 | to, 1, OPTAB_LIB_WIDEN); |
| 1346 | if (temp != to) |
| 1347 | emit_move_insn (to, temp); |
| 1348 | return; |
| 1349 | } |
| 1350 | } |
| 1351 | #endif |
| 1352 | icode = can_fix_p (DImode, GET_MODE (from), unsignedp, &must_trunc); |
| 1353 | |
| 1354 | if (GET_MODE (to) != DImode && icode != CODE_FOR_nothing) |
| 1355 | { |
| 1356 | register rtx temp = gen_reg_rtx (DImode); |
| 1357 | |
| 1358 | if (must_trunc) |
| 1359 | from = ftruncify (from); |
| 1360 | emit_unop_insn (icode, temp, from, FIX); |
| 1361 | convert_move (to, temp, unsignedp); |
| 1362 | return; |
| 1363 | } |
| 1364 | |
| 1365 | /* If FROM is not DFmode, convert to DFmode and try again from there. */ |
| 1366 | if (GET_MODE (from) == DFmode) |
| 1367 | break; |
| 1368 | |
| 1369 | from = convert_to_mode (DFmode, from, 0); |
| 1370 | } |
| 1371 | |
| 1372 | /* We can't do it with an insn, so use a library call. |
| 1373 | The mode of FROM is known to be DFmode. */ |
| 1374 | |
| 1375 | to = protect_from_queue (to, 1); |
| 1376 | from = protect_from_queue (from, 0); |
| 1377 | |
| 1378 | if (flag_force_mem) |
| 1379 | from = force_not_mem (from); |
| 1380 | |
| 1381 | if (GET_MODE (to) != DImode) |
| 1382 | { |
| 1383 | emit_library_call (gen_rtx (SYMBOL_REF, Pmode, |
| 1384 | unsignedp ? "__fixunsdfsi" |
| 1385 | : "__fixdfsi"), |
| 1386 | 0, SImode, 1, from, DFmode); |
| 1387 | target = hard_libcall_value (SImode); |
| 1388 | } |
| 1389 | else |
| 1390 | { |
| 1391 | emit_library_call (gen_rtx (SYMBOL_REF, Pmode, |
| 1392 | unsignedp ? "__fixunsdfdi" |
| 1393 | : "__fixdfdi"), |
| 1394 | 0, DImode, 1, from, DFmode); |
| 1395 | target = hard_libcall_value (DImode); |
| 1396 | } |
| 1397 | |
| 1398 | if (GET_MODE (to) == GET_MODE (target)) |
| 1399 | emit_move_insn (to, target); |
| 1400 | else |
| 1401 | convert_move (to, target, 0); |
| 1402 | } |
| 1403 | \f |
| 1404 | static optab |
| 1405 | init_optab (code) |
| 1406 | enum rtx_code code; |
| 1407 | { |
| 1408 | int i; |
| 1409 | optab op = (optab) malloc (sizeof (struct optab)); |
| 1410 | op->code = code; |
| 1411 | for (i = 0; i < NUM_MACHINE_MODES; i++) |
| 1412 | { |
| 1413 | op->handlers[i].insn_code = CODE_FOR_nothing; |
| 1414 | op->handlers[i].lib_call = 0; |
| 1415 | } |
| 1416 | return op; |
| 1417 | } |
| 1418 | |
| 1419 | /* Call this once to initialize the contents of the optabs |
| 1420 | appropriately for the current target machine. */ |
| 1421 | |
| 1422 | void |
| 1423 | init_optabs () |
| 1424 | { |
| 1425 | init_fixtab (); |
| 1426 | init_floattab (); |
| 1427 | init_comparisons (); |
| 1428 | /* init_extends (); */ |
| 1429 | |
| 1430 | add_optab = init_optab (PLUS); |
| 1431 | sub_optab = init_optab (MINUS); |
| 1432 | smul_optab = init_optab (MULT); |
| 1433 | umul_optab = init_optab (UMULT); |
| 1434 | smul_widen_optab = init_optab (MULT); |
| 1435 | umul_widen_optab = init_optab (UMULT); |
| 1436 | sdiv_optab = init_optab (DIV); |
| 1437 | sdivmod_optab = init_optab (UNKNOWN); |
| 1438 | udiv_optab = init_optab (UDIV); |
| 1439 | udivmod_optab = init_optab (UNKNOWN); |
| 1440 | smod_optab = init_optab (MOD); |
| 1441 | umod_optab = init_optab (UMOD); |
| 1442 | flodiv_optab = init_optab (DIV); |
| 1443 | ftrunc_optab = init_optab (UNKNOWN); |
| 1444 | and_optab = init_optab (AND); |
| 1445 | andcb_optab = init_optab (UNKNOWN); |
| 1446 | ior_optab = init_optab (IOR); |
| 1447 | xor_optab = init_optab (XOR); |
| 1448 | ashl_optab = init_optab (ASHIFT); |
| 1449 | ashr_optab = init_optab (ASHIFTRT); |
| 1450 | lshl_optab = init_optab (LSHIFT); |
| 1451 | lshr_optab = init_optab (LSHIFTRT); |
| 1452 | rotl_optab = init_optab (ROTATE); |
| 1453 | rotr_optab = init_optab (ROTATERT); |
| 1454 | mov_optab = init_optab (UNKNOWN); |
| 1455 | movstrict_optab = init_optab (UNKNOWN); |
| 1456 | cmp_optab = init_optab (UNKNOWN); |
| 1457 | ucmp_optab = init_optab (UNKNOWN); |
| 1458 | tst_optab = init_optab (UNKNOWN); |
| 1459 | neg_optab = init_optab (NEG); |
| 1460 | abs_optab = init_optab (ABS); |
| 1461 | one_cmpl_optab = init_optab (NOT); |
| 1462 | ffs_optab = init_optab (FFS); |
| 1463 | |
| 1464 | #ifdef HAVE_addqi3 |
| 1465 | if (HAVE_addqi3) |
| 1466 | add_optab->handlers[(int) QImode].insn_code = CODE_FOR_addqi3; |
| 1467 | #endif |
| 1468 | #ifdef HAVE_addhi3 |
| 1469 | if (HAVE_addhi3) |
| 1470 | add_optab->handlers[(int) HImode].insn_code = CODE_FOR_addhi3; |
| 1471 | #endif |
| 1472 | #ifdef HAVE_addsi3 |
| 1473 | if (HAVE_addsi3) |
| 1474 | add_optab->handlers[(int) SImode].insn_code = CODE_FOR_addsi3; |
| 1475 | #endif |
| 1476 | #ifdef HAVE_adddi3 |
| 1477 | if (HAVE_adddi3) |
| 1478 | add_optab->handlers[(int) DImode].insn_code = CODE_FOR_adddi3; |
| 1479 | #endif |
| 1480 | #ifdef HAVE_addsf3 |
| 1481 | if (HAVE_addsf3) |
| 1482 | add_optab->handlers[(int) SFmode].insn_code = CODE_FOR_addsf3; |
| 1483 | #endif |
| 1484 | #ifdef HAVE_adddf3 |
| 1485 | if (HAVE_adddf3) |
| 1486 | add_optab->handlers[(int) DFmode].insn_code = CODE_FOR_adddf3; |
| 1487 | #endif |
| 1488 | add_optab->handlers[(int) DImode].lib_call = "__adddi3"; |
| 1489 | add_optab->handlers[(int) SFmode].lib_call = "__addsf3"; |
| 1490 | add_optab->handlers[(int) DFmode].lib_call = "__adddf3"; |
| 1491 | |
| 1492 | #ifdef HAVE_subqi3 |
| 1493 | if (HAVE_subqi3) |
| 1494 | sub_optab->handlers[(int) QImode].insn_code = CODE_FOR_subqi3; |
| 1495 | #endif |
| 1496 | #ifdef HAVE_subhi3 |
| 1497 | if (HAVE_subhi3) |
| 1498 | sub_optab->handlers[(int) HImode].insn_code = CODE_FOR_subhi3; |
| 1499 | #endif |
| 1500 | #ifdef HAVE_subsi3 |
| 1501 | if (HAVE_subsi3) |
| 1502 | sub_optab->handlers[(int) SImode].insn_code = CODE_FOR_subsi3; |
| 1503 | #endif |
| 1504 | #ifdef HAVE_subdi3 |
| 1505 | if (HAVE_subdi3) |
| 1506 | sub_optab->handlers[(int) DImode].insn_code = CODE_FOR_subdi3; |
| 1507 | #endif |
| 1508 | #ifdef HAVE_subsf3 |
| 1509 | if (HAVE_subsf3) |
| 1510 | sub_optab->handlers[(int) SFmode].insn_code = CODE_FOR_subsf3; |
| 1511 | #endif |
| 1512 | #ifdef HAVE_subdf3 |
| 1513 | if (HAVE_subdf3) |
| 1514 | sub_optab->handlers[(int) DFmode].insn_code = CODE_FOR_subdf3; |
| 1515 | #endif |
| 1516 | sub_optab->handlers[(int) DImode].lib_call = "__subdi3"; |
| 1517 | sub_optab->handlers[(int) SFmode].lib_call = "__subsf3"; |
| 1518 | sub_optab->handlers[(int) DFmode].lib_call = "__subdf3"; |
| 1519 | |
| 1520 | #ifdef HAVE_mulqi3 |
| 1521 | if (HAVE_mulqi3) |
| 1522 | smul_optab->handlers[(int) QImode].insn_code = CODE_FOR_mulqi3; |
| 1523 | #endif |
| 1524 | #ifdef HAVE_mulhi3 |
| 1525 | if (HAVE_mulhi3) |
| 1526 | smul_optab->handlers[(int) HImode].insn_code = CODE_FOR_mulhi3; |
| 1527 | #endif |
| 1528 | #ifdef HAVE_mulsi3 |
| 1529 | if (HAVE_mulsi3) |
| 1530 | smul_optab->handlers[(int) SImode].insn_code = CODE_FOR_mulsi3; |
| 1531 | #endif |
| 1532 | #ifdef HAVE_muldi3 |
| 1533 | if (HAVE_muldi3) |
| 1534 | smul_optab->handlers[(int) DImode].insn_code = CODE_FOR_muldi3; |
| 1535 | #endif |
| 1536 | #ifdef HAVE_mulsf3 |
| 1537 | if (HAVE_mulsf3) |
| 1538 | smul_optab->handlers[(int) SFmode].insn_code = CODE_FOR_mulsf3; |
| 1539 | #endif |
| 1540 | #ifdef HAVE_muldf3 |
| 1541 | if (HAVE_muldf3) |
| 1542 | smul_optab->handlers[(int) DFmode].insn_code = CODE_FOR_muldf3; |
| 1543 | #endif |
| 1544 | |
| 1545 | #ifdef MULSI3_LIBCALL |
| 1546 | smul_optab->handlers[(int) SImode].lib_call = MULSI3_LIBCALL; |
| 1547 | #else |
| 1548 | smul_optab->handlers[(int) SImode].lib_call = "__mulsi3"; |
| 1549 | #endif |
| 1550 | smul_optab->handlers[(int) DImode].lib_call = "__muldi3"; |
| 1551 | smul_optab->handlers[(int) SFmode].lib_call = "__mulsf3"; |
| 1552 | smul_optab->handlers[(int) DFmode].lib_call = "__muldf3"; |
| 1553 | |
| 1554 | #ifdef HAVE_mulqihi3 |
| 1555 | if (HAVE_mulqihi3) |
| 1556 | smul_widen_optab->handlers[(int) HImode].insn_code = CODE_FOR_mulqihi3; |
| 1557 | #endif |
| 1558 | #ifdef HAVE_mulhisi3 |
| 1559 | if (HAVE_mulhisi3) |
| 1560 | smul_widen_optab->handlers[(int) SImode].insn_code = CODE_FOR_mulhisi3; |
| 1561 | #endif |
| 1562 | #ifdef HAVE_mulsidi3 |
| 1563 | if (HAVE_mulsidi3) |
| 1564 | smul_widen_optab->handlers[(int) DImode].insn_code = CODE_FOR_mulsidi3; |
| 1565 | #endif |
| 1566 | |
| 1567 | #ifdef HAVE_umulqi3 |
| 1568 | if (HAVE_umulqi3) |
| 1569 | umul_optab->handlers[(int) QImode].insn_code = CODE_FOR_umulqi3; |
| 1570 | #endif |
| 1571 | #ifdef HAVE_umulhi3 |
| 1572 | if (HAVE_umulhi3) |
| 1573 | umul_optab->handlers[(int) HImode].insn_code = CODE_FOR_umulhi3; |
| 1574 | #endif |
| 1575 | #ifdef HAVE_umulsi3 |
| 1576 | if (HAVE_umulsi3) |
| 1577 | umul_optab->handlers[(int) SImode].insn_code = CODE_FOR_umulsi3; |
| 1578 | #endif |
| 1579 | #ifdef HAVE_umuldi3 |
| 1580 | if (HAVE_umuldi3) |
| 1581 | umul_optab->handlers[(int) DImode].insn_code = CODE_FOR_umuldi3; |
| 1582 | #endif |
| 1583 | #ifdef HAVE_umulsf3 |
| 1584 | if (HAVE_umulsf3) |
| 1585 | umul_optab->handlers[(int) SFmode].insn_code = CODE_FOR_umulsf3; |
| 1586 | #endif |
| 1587 | #ifdef HAVE_umuldf3 |
| 1588 | if (HAVE_umuldf3) |
| 1589 | umul_optab->handlers[(int) DFmode].insn_code = CODE_FOR_umuldf3; |
| 1590 | #endif |
| 1591 | |
| 1592 | #ifdef UMULSI3_LIBCALL |
| 1593 | umul_optab->handlers[(int) SImode].lib_call = UMULSI3_LIBCALL; |
| 1594 | #else |
| 1595 | umul_optab->handlers[(int) SImode].lib_call = "__umulsi3"; |
| 1596 | #endif |
| 1597 | umul_optab->handlers[(int) DImode].lib_call = "__umuldi3"; |
| 1598 | umul_optab->handlers[(int) SFmode].lib_call = "__umulsf3"; |
| 1599 | umul_optab->handlers[(int) DFmode].lib_call = "__umuldf3"; |
| 1600 | |
| 1601 | #ifdef HAVE_umulqihi3 |
| 1602 | if (HAVE_umulqihi3) |
| 1603 | umul_widen_optab->handlers[(int) HImode].insn_code = CODE_FOR_umulqihi3; |
| 1604 | #endif |
| 1605 | #ifdef HAVE_umulhisi3 |
| 1606 | if (HAVE_umulhisi3) |
| 1607 | umul_widen_optab->handlers[(int) SImode].insn_code = CODE_FOR_umulhisi3; |
| 1608 | #endif |
| 1609 | #ifdef HAVE_umulsidi3 |
| 1610 | if (HAVE_umulsidi3) |
| 1611 | umul_widen_optab->handlers[(int) DImode].insn_code = CODE_FOR_umulsidi3; |
| 1612 | #endif |
| 1613 | |
| 1614 | #ifdef HAVE_divqi3 |
| 1615 | if (HAVE_divqi3) |
| 1616 | sdiv_optab->handlers[(int) QImode].insn_code = CODE_FOR_divqi3; |
| 1617 | #endif |
| 1618 | #ifdef HAVE_divhi3 |
| 1619 | if (HAVE_divhi3) |
| 1620 | sdiv_optab->handlers[(int) HImode].insn_code = CODE_FOR_divhi3; |
| 1621 | #endif |
| 1622 | #ifdef HAVE_divsi3 |
| 1623 | if (HAVE_divsi3) |
| 1624 | sdiv_optab->handlers[(int) SImode].insn_code = CODE_FOR_divsi3; |
| 1625 | #endif |
| 1626 | #ifdef HAVE_divdi3 |
| 1627 | if (HAVE_divdi3) |
| 1628 | sdiv_optab->handlers[(int) DImode].insn_code = CODE_FOR_divdi3; |
| 1629 | #endif |
| 1630 | |
| 1631 | #ifdef DIVSI3_LIBCALL |
| 1632 | sdiv_optab->handlers[(int) SImode].lib_call = DIVSI3_LIBCALL; |
| 1633 | #else |
| 1634 | sdiv_optab->handlers[(int) SImode].lib_call = "__divsi3"; |
| 1635 | #endif |
| 1636 | sdiv_optab->handlers[(int) DImode].lib_call = "__divdi3"; |
| 1637 | |
| 1638 | #ifdef HAVE_udivqi3 |
| 1639 | if (HAVE_udivqi3) |
| 1640 | udiv_optab->handlers[(int) QImode].insn_code = CODE_FOR_udivqi3; |
| 1641 | #endif |
| 1642 | #ifdef HAVE_udivhi3 |
| 1643 | if (HAVE_udivhi3) |
| 1644 | udiv_optab->handlers[(int) HImode].insn_code = CODE_FOR_udivhi3; |
| 1645 | #endif |
| 1646 | #ifdef HAVE_udivsi3 |
| 1647 | if (HAVE_udivsi3) |
| 1648 | udiv_optab->handlers[(int) SImode].insn_code = CODE_FOR_udivsi3; |
| 1649 | #endif |
| 1650 | #ifdef HAVE_udivdi3 |
| 1651 | if (HAVE_udivdi3) |
| 1652 | udiv_optab->handlers[(int) DImode].insn_code = CODE_FOR_udivdi3; |
| 1653 | #endif |
| 1654 | |
| 1655 | #ifdef UDIVSI3_LIBCALL |
| 1656 | udiv_optab->handlers[(int) SImode].lib_call = UDIVSI3_LIBCALL; |
| 1657 | #else |
| 1658 | udiv_optab->handlers[(int) SImode].lib_call = "__udivsi3"; |
| 1659 | #endif |
| 1660 | udiv_optab->handlers[(int) DImode].lib_call = "__udivdi3"; |
| 1661 | |
| 1662 | #ifdef HAVE_divmodqi4 |
| 1663 | if (HAVE_divmodqi4) |
| 1664 | sdivmod_optab->handlers[(int) QImode].insn_code = CODE_FOR_divmodqi4; |
| 1665 | #endif |
| 1666 | #ifdef HAVE_divmodhi4 |
| 1667 | if (HAVE_divmodhi4) |
| 1668 | sdivmod_optab->handlers[(int) HImode].insn_code = CODE_FOR_divmodhi4; |
| 1669 | #endif |
| 1670 | #ifdef HAVE_divmodsi4 |
| 1671 | if (HAVE_divmodsi4) |
| 1672 | sdivmod_optab->handlers[(int) SImode].insn_code = CODE_FOR_divmodsi4; |
| 1673 | #endif |
| 1674 | #ifdef HAVE_divmoddi4 |
| 1675 | if (HAVE_divmoddi4) |
| 1676 | sdivmod_optab->handlers[(int) DImode].insn_code = CODE_FOR_divmoddi4; |
| 1677 | #endif |
| 1678 | |
| 1679 | #ifdef HAVE_udivmodqi4 |
| 1680 | if (HAVE_udivmodqi4) |
| 1681 | udivmod_optab->handlers[(int) QImode].insn_code = CODE_FOR_udivmodqi4; |
| 1682 | #endif |
| 1683 | #ifdef HAVE_udivmodhi4 |
| 1684 | if (HAVE_udivmodhi4) |
| 1685 | udivmod_optab->handlers[(int) HImode].insn_code = CODE_FOR_udivmodhi4; |
| 1686 | #endif |
| 1687 | #ifdef HAVE_udivmodsi4 |
| 1688 | if (HAVE_udivmodsi4) |
| 1689 | udivmod_optab->handlers[(int) SImode].insn_code = CODE_FOR_udivmodsi4; |
| 1690 | #endif |
| 1691 | #ifdef HAVE_udivmoddi4 |
| 1692 | if (HAVE_udivmoddi4) |
| 1693 | udivmod_optab->handlers[(int) DImode].insn_code = CODE_FOR_udivmoddi4; |
| 1694 | #endif |
| 1695 | |
| 1696 | #ifdef HAVE_modqi3 |
| 1697 | if (HAVE_modqi3) |
| 1698 | smod_optab->handlers[(int) QImode].insn_code = CODE_FOR_modqi3; |
| 1699 | #endif |
| 1700 | #ifdef HAVE_modhi3 |
| 1701 | if (HAVE_modhi3) |
| 1702 | smod_optab->handlers[(int) HImode].insn_code = CODE_FOR_modhi3; |
| 1703 | #endif |
| 1704 | #ifdef HAVE_modsi3 |
| 1705 | if (HAVE_modsi3) |
| 1706 | smod_optab->handlers[(int) SImode].insn_code = CODE_FOR_modsi3; |
| 1707 | #endif |
| 1708 | #ifdef HAVE_moddi3 |
| 1709 | if (HAVE_moddi3) |
| 1710 | smod_optab->handlers[(int) DImode].insn_code = CODE_FOR_moddi3; |
| 1711 | #endif |
| 1712 | |
| 1713 | #ifdef MODSI3_LIBCALL |
| 1714 | smod_optab->handlers[(int) SImode].lib_call = MODSI3_LIBCALL; |
| 1715 | #else |
| 1716 | smod_optab->handlers[(int) SImode].lib_call = "__modsi3"; |
| 1717 | #endif |
| 1718 | smod_optab->handlers[(int) DImode].lib_call = "__moddi3"; |
| 1719 | |
| 1720 | #ifdef HAVE_umodqi3 |
| 1721 | if (HAVE_umodqi3) |
| 1722 | umod_optab->handlers[(int) QImode].insn_code = CODE_FOR_umodqi3; |
| 1723 | #endif |
| 1724 | #ifdef HAVE_umodhi3 |
| 1725 | if (HAVE_umodhi3) |
| 1726 | umod_optab->handlers[(int) HImode].insn_code = CODE_FOR_umodhi3; |
| 1727 | #endif |
| 1728 | #ifdef HAVE_umodsi3 |
| 1729 | if (HAVE_umodsi3) |
| 1730 | umod_optab->handlers[(int) SImode].insn_code = CODE_FOR_umodsi3; |
| 1731 | #endif |
| 1732 | #ifdef HAVE_umoddi3 |
| 1733 | if (HAVE_umoddi3) |
| 1734 | umod_optab->handlers[(int) DImode].insn_code = CODE_FOR_umoddi3; |
| 1735 | #endif |
| 1736 | |
| 1737 | #ifdef UMODSI3_LIBCALL |
| 1738 | umod_optab->handlers[(int) SImode].lib_call = UMODSI3_LIBCALL; |
| 1739 | #else |
| 1740 | umod_optab->handlers[(int) SImode].lib_call = "__umodsi3"; |
| 1741 | #endif |
| 1742 | umod_optab->handlers[(int) DImode].lib_call = "__umoddi3"; |
| 1743 | |
| 1744 | #ifdef HAVE_divsf3 |
| 1745 | if (HAVE_divsf3) |
| 1746 | flodiv_optab->handlers[(int) SFmode].insn_code = CODE_FOR_divsf3; |
| 1747 | #endif |
| 1748 | #ifdef HAVE_divdf3 |
| 1749 | if (HAVE_divdf3) |
| 1750 | flodiv_optab->handlers[(int) DFmode].insn_code = CODE_FOR_divdf3; |
| 1751 | #endif |
| 1752 | flodiv_optab->handlers[(int) SFmode].lib_call = "__divsf3"; |
| 1753 | flodiv_optab->handlers[(int) DFmode].lib_call = "__divdf3"; |
| 1754 | |
| 1755 | #ifdef HAVE_ftruncsf2 |
| 1756 | if (HAVE_ftruncsf2) |
| 1757 | ftrunc_optab->handlers[(int) SFmode].insn_code = CODE_FOR_ftruncsf2; |
| 1758 | #endif |
| 1759 | #ifdef HAVE_ftruncdf2 |
| 1760 | if (HAVE_ftruncdf2) |
| 1761 | ftrunc_optab->handlers[(int) DFmode].insn_code = CODE_FOR_ftruncdf2; |
| 1762 | #endif |
| 1763 | |
| 1764 | #ifdef HAVE_andqi3 |
| 1765 | if (HAVE_andqi3) |
| 1766 | and_optab->handlers[(int) QImode].insn_code = CODE_FOR_andqi3; |
| 1767 | #endif |
| 1768 | #ifdef HAVE_andhi3 |
| 1769 | if (HAVE_andhi3) |
| 1770 | and_optab->handlers[(int) HImode].insn_code = CODE_FOR_andhi3; |
| 1771 | #endif |
| 1772 | #ifdef HAVE_andsi3 |
| 1773 | if (HAVE_andsi3) |
| 1774 | and_optab->handlers[(int) SImode].insn_code = CODE_FOR_andsi3; |
| 1775 | #endif |
| 1776 | #ifdef HAVE_anddi3 |
| 1777 | if (HAVE_anddi3) |
| 1778 | and_optab->handlers[(int) DImode].insn_code = CODE_FOR_anddi3; |
| 1779 | #endif |
| 1780 | and_optab->handlers[(int) DImode].lib_call = "__anddi3"; |
| 1781 | |
| 1782 | #ifdef HAVE_andcbqi3 |
| 1783 | if (HAVE_andcbqi3) |
| 1784 | andcb_optab->handlers[(int) QImode].insn_code = CODE_FOR_andcbqi3; |
| 1785 | #endif |
| 1786 | #ifdef HAVE_andcbhi3 |
| 1787 | if (HAVE_andcbhi3) |
| 1788 | andcb_optab->handlers[(int) HImode].insn_code = CODE_FOR_andcbhi3; |
| 1789 | #endif |
| 1790 | #ifdef HAVE_andcbsi3 |
| 1791 | if (HAVE_andcbsi3) |
| 1792 | andcb_optab->handlers[(int) SImode].insn_code = CODE_FOR_andcbsi3; |
| 1793 | #endif |
| 1794 | #ifdef HAVE_andcbdi3 |
| 1795 | if (HAVE_andcbdi3) |
| 1796 | andcb_optab->handlers[(int) DImode].insn_code = CODE_FOR_andcbdi3; |
| 1797 | #endif |
| 1798 | andcb_optab->handlers[(int) DImode].lib_call = "__andcbdi3"; |
| 1799 | |
| 1800 | #ifdef HAVE_iorqi3 |
| 1801 | if (HAVE_iorqi3) |
| 1802 | ior_optab->handlers[(int) QImode].insn_code = CODE_FOR_iorqi3; |
| 1803 | #endif |
| 1804 | #ifdef HAVE_iorhi3 |
| 1805 | if (HAVE_iorhi3) |
| 1806 | ior_optab->handlers[(int) HImode].insn_code = CODE_FOR_iorhi3; |
| 1807 | #endif |
| 1808 | #ifdef HAVE_iorsi3 |
| 1809 | if (HAVE_iorsi3) |
| 1810 | ior_optab->handlers[(int) SImode].insn_code = CODE_FOR_iorsi3; |
| 1811 | #endif |
| 1812 | #ifdef HAVE_iordi3 |
| 1813 | if (HAVE_iordi3) |
| 1814 | ior_optab->handlers[(int) DImode].insn_code = CODE_FOR_iordi3; |
| 1815 | #endif |
| 1816 | ior_optab->handlers[(int) DImode].lib_call = "__iordi3"; |
| 1817 | |
| 1818 | #ifdef HAVE_xorqi3 |
| 1819 | if (HAVE_xorqi3) |
| 1820 | xor_optab->handlers[(int) QImode].insn_code = CODE_FOR_xorqi3; |
| 1821 | #endif |
| 1822 | #ifdef HAVE_xorhi3 |
| 1823 | if (HAVE_xorhi3) |
| 1824 | xor_optab->handlers[(int) HImode].insn_code = CODE_FOR_xorhi3; |
| 1825 | #endif |
| 1826 | #ifdef HAVE_xorsi3 |
| 1827 | if (HAVE_xorsi3) |
| 1828 | xor_optab->handlers[(int) SImode].insn_code = CODE_FOR_xorsi3; |
| 1829 | #endif |
| 1830 | #ifdef HAVE_xordi3 |
| 1831 | if (HAVE_xordi3) |
| 1832 | xor_optab->handlers[(int) DImode].insn_code = CODE_FOR_xordi3; |
| 1833 | #endif |
| 1834 | xor_optab->handlers[(int) DImode].lib_call = "__xordi3"; |
| 1835 | |
| 1836 | #ifdef HAVE_ashlqi3 |
| 1837 | if (HAVE_ashlqi3) |
| 1838 | ashl_optab->handlers[(int) QImode].insn_code = CODE_FOR_ashlqi3; |
| 1839 | #endif |
| 1840 | #ifdef HAVE_ashlhi3 |
| 1841 | if (HAVE_ashlhi3) |
| 1842 | ashl_optab->handlers[(int) HImode].insn_code = CODE_FOR_ashlhi3; |
| 1843 | #endif |
| 1844 | #ifdef HAVE_ashlsi3 |
| 1845 | if (HAVE_ashlsi3) |
| 1846 | ashl_optab->handlers[(int) SImode].insn_code = CODE_FOR_ashlsi3; |
| 1847 | #endif |
| 1848 | #ifdef HAVE_ashldi3 |
| 1849 | if (HAVE_ashldi3) |
| 1850 | ashl_optab->handlers[(int) DImode].insn_code = CODE_FOR_ashldi3; |
| 1851 | #endif |
| 1852 | ashl_optab->handlers[(int) SImode].lib_call = "__ashlsi3"; |
| 1853 | ashl_optab->handlers[(int) DImode].lib_call = "__ashldi3"; |
| 1854 | |
| 1855 | #ifdef HAVE_ashrqi3 |
| 1856 | if (HAVE_ashrqi3) |
| 1857 | ashr_optab->handlers[(int) QImode].insn_code = CODE_FOR_ashrqi3; |
| 1858 | #endif |
| 1859 | #ifdef HAVE_ashrhi3 |
| 1860 | if (HAVE_ashrhi3) |
| 1861 | ashr_optab->handlers[(int) HImode].insn_code = CODE_FOR_ashrhi3; |
| 1862 | #endif |
| 1863 | #ifdef HAVE_ashrsi3 |
| 1864 | if (HAVE_ashrsi3) |
| 1865 | ashr_optab->handlers[(int) SImode].insn_code = CODE_FOR_ashrsi3; |
| 1866 | #endif |
| 1867 | #ifdef HAVE_ashrdi3 |
| 1868 | if (HAVE_ashrdi3) |
| 1869 | ashr_optab->handlers[(int) DImode].insn_code = CODE_FOR_ashrdi3; |
| 1870 | #endif |
| 1871 | ashr_optab->handlers[(int) SImode].lib_call = "__ashrsi3"; |
| 1872 | ashr_optab->handlers[(int) DImode].lib_call = "__ashrdi3"; |
| 1873 | |
| 1874 | #ifdef HAVE_lshlqi3 |
| 1875 | if (HAVE_lshlqi3) |
| 1876 | lshl_optab->handlers[(int) QImode].insn_code = CODE_FOR_lshlqi3; |
| 1877 | #endif |
| 1878 | #ifdef HAVE_lshlhi3 |
| 1879 | if (HAVE_lshlhi3) |
| 1880 | lshl_optab->handlers[(int) HImode].insn_code = CODE_FOR_lshlhi3; |
| 1881 | #endif |
| 1882 | #ifdef HAVE_lshlsi3 |
| 1883 | if (HAVE_lshlsi3) |
| 1884 | lshl_optab->handlers[(int) SImode].insn_code = CODE_FOR_lshlsi3; |
| 1885 | #endif |
| 1886 | #ifdef HAVE_lshldi3 |
| 1887 | if (HAVE_lshldi3) |
| 1888 | lshl_optab->handlers[(int) DImode].insn_code = CODE_FOR_lshldi3; |
| 1889 | #endif |
| 1890 | lshl_optab->handlers[(int) SImode].lib_call = "__lshlsi3"; |
| 1891 | lshl_optab->handlers[(int) DImode].lib_call = "__lshldi3"; |
| 1892 | |
| 1893 | #ifdef HAVE_lshrqi3 |
| 1894 | if (HAVE_lshrqi3) |
| 1895 | lshr_optab->handlers[(int) QImode].insn_code = CODE_FOR_lshrqi3; |
| 1896 | #endif |
| 1897 | #ifdef HAVE_lshrhi3 |
| 1898 | if (HAVE_lshrhi3) |
| 1899 | lshr_optab->handlers[(int) HImode].insn_code = CODE_FOR_lshrhi3; |
| 1900 | #endif |
| 1901 | #ifdef HAVE_lshrsi3 |
| 1902 | if (HAVE_lshrsi3) |
| 1903 | lshr_optab->handlers[(int) SImode].insn_code = CODE_FOR_lshrsi3; |
| 1904 | #endif |
| 1905 | #ifdef HAVE_lshrdi3 |
| 1906 | if (HAVE_lshrdi3) |
| 1907 | lshr_optab->handlers[(int) DImode].insn_code = CODE_FOR_lshrdi3; |
| 1908 | #endif |
| 1909 | lshr_optab->handlers[(int) SImode].lib_call = "__lshrsi3"; |
| 1910 | lshr_optab->handlers[(int) DImode].lib_call = "__lshrdi3"; |
| 1911 | |
| 1912 | #ifdef HAVE_rotlqi3 |
| 1913 | if (HAVE_rotlqi3) |
| 1914 | rotl_optab->handlers[(int) QImode].insn_code = CODE_FOR_rotlqi3; |
| 1915 | #endif |
| 1916 | #ifdef HAVE_rotlhi3 |
| 1917 | if (HAVE_rotlhi3) |
| 1918 | rotl_optab->handlers[(int) HImode].insn_code = CODE_FOR_rotlhi3; |
| 1919 | #endif |
| 1920 | #ifdef HAVE_rotlsi3 |
| 1921 | if (HAVE_rotlsi3) |
| 1922 | rotl_optab->handlers[(int) SImode].insn_code = CODE_FOR_rotlsi3; |
| 1923 | #endif |
| 1924 | #ifdef HAVE_rotldi3 |
| 1925 | if (HAVE_rotldi3) |
| 1926 | rotl_optab->handlers[(int) DImode].insn_code = CODE_FOR_rotldi3; |
| 1927 | #endif |
| 1928 | rotl_optab->handlers[(int) SImode].lib_call = "__rotlsi3"; |
| 1929 | rotl_optab->handlers[(int) DImode].lib_call = "__rotldi3"; |
| 1930 | |
| 1931 | #ifdef HAVE_rotrqi3 |
| 1932 | if (HAVE_rotrqi3) |
| 1933 | rotr_optab->handlers[(int) QImode].insn_code = CODE_FOR_rotrqi3; |
| 1934 | #endif |
| 1935 | #ifdef HAVE_rotrhi3 |
| 1936 | if (HAVE_rotrhi3) |
| 1937 | rotr_optab->handlers[(int) HImode].insn_code = CODE_FOR_rotrhi3; |
| 1938 | #endif |
| 1939 | #ifdef HAVE_rotrsi3 |
| 1940 | if (HAVE_rotrsi3) |
| 1941 | rotr_optab->handlers[(int) SImode].insn_code = CODE_FOR_rotrsi3; |
| 1942 | #endif |
| 1943 | #ifdef HAVE_rotrdi3 |
| 1944 | if (HAVE_rotrdi3) |
| 1945 | rotr_optab->handlers[(int) DImode].insn_code = CODE_FOR_rotrdi3; |
| 1946 | #endif |
| 1947 | rotr_optab->handlers[(int) SImode].lib_call = "__rotrsi3"; |
| 1948 | rotr_optab->handlers[(int) DImode].lib_call = "__rotrdi3"; |
| 1949 | |
| 1950 | #ifdef HAVE_negqi2 |
| 1951 | if (HAVE_negqi2) |
| 1952 | neg_optab->handlers[(int) QImode].insn_code = CODE_FOR_negqi2; |
| 1953 | #endif |
| 1954 | #ifdef HAVE_neghi2 |
| 1955 | if (HAVE_neghi2) |
| 1956 | neg_optab->handlers[(int) HImode].insn_code = CODE_FOR_neghi2; |
| 1957 | #endif |
| 1958 | #ifdef HAVE_negsi2 |
| 1959 | if (HAVE_negsi2) |
| 1960 | neg_optab->handlers[(int) SImode].insn_code = CODE_FOR_negsi2; |
| 1961 | #endif |
| 1962 | #ifdef HAVE_negdi2 |
| 1963 | if (HAVE_negdi2) |
| 1964 | neg_optab->handlers[(int) DImode].insn_code = CODE_FOR_negdi2; |
| 1965 | #endif |
| 1966 | #ifdef HAVE_negsf2 |
| 1967 | if (HAVE_negsf2) |
| 1968 | neg_optab->handlers[(int) SFmode].insn_code = CODE_FOR_negsf2; |
| 1969 | #endif |
| 1970 | #ifdef HAVE_negdf2 |
| 1971 | if (HAVE_negdf2) |
| 1972 | neg_optab->handlers[(int) DFmode].insn_code = CODE_FOR_negdf2; |
| 1973 | #endif |
| 1974 | neg_optab->handlers[(int) SImode].lib_call = "__negsi2"; |
| 1975 | neg_optab->handlers[(int) DImode].lib_call = "__negdi2"; |
| 1976 | neg_optab->handlers[(int) SFmode].lib_call = "__negsf2"; |
| 1977 | neg_optab->handlers[(int) DFmode].lib_call = "__negdf2"; |
| 1978 | |
| 1979 | #ifdef HAVE_absqi2 |
| 1980 | if (HAVE_absqi2) |
| 1981 | abs_optab->handlers[(int) QImode].insn_code = CODE_FOR_absqi2; |
| 1982 | #endif |
| 1983 | #ifdef HAVE_abshi2 |
| 1984 | if (HAVE_abshi2) |
| 1985 | abs_optab->handlers[(int) HImode].insn_code = CODE_FOR_abshi2; |
| 1986 | #endif |
| 1987 | #ifdef HAVE_abssi2 |
| 1988 | if (HAVE_abssi2) |
| 1989 | abs_optab->handlers[(int) SImode].insn_code = CODE_FOR_abssi2; |
| 1990 | #endif |
| 1991 | #ifdef HAVE_absdi2 |
| 1992 | if (HAVE_absdi2) |
| 1993 | abs_optab->handlers[(int) DImode].insn_code = CODE_FOR_absdi2; |
| 1994 | #endif |
| 1995 | #ifdef HAVE_abssf2 |
| 1996 | if (HAVE_abssf2) |
| 1997 | abs_optab->handlers[(int) SFmode].insn_code = CODE_FOR_abssf2; |
| 1998 | #endif |
| 1999 | #ifdef HAVE_absdf2 |
| 2000 | if (HAVE_absdf2) |
| 2001 | abs_optab->handlers[(int) DFmode].insn_code = CODE_FOR_absdf2; |
| 2002 | #endif |
| 2003 | /* No library calls here! If there is no abs instruction, |
| 2004 | expand_expr will generate a conditional negation. */ |
| 2005 | |
| 2006 | #ifdef HAVE_one_cmplqi2 |
| 2007 | if (HAVE_one_cmplqi2) |
| 2008 | one_cmpl_optab->handlers[(int) QImode].insn_code = CODE_FOR_one_cmplqi2; |
| 2009 | #endif |
| 2010 | #ifdef HAVE_one_cmplhi2 |
| 2011 | if (HAVE_one_cmplhi2) |
| 2012 | one_cmpl_optab->handlers[(int) HImode].insn_code = CODE_FOR_one_cmplhi2; |
| 2013 | #endif |
| 2014 | #ifdef HAVE_one_cmplsi2 |
| 2015 | if (HAVE_one_cmplsi2) |
| 2016 | one_cmpl_optab->handlers[(int) SImode].insn_code = CODE_FOR_one_cmplsi2; |
| 2017 | #endif |
| 2018 | #ifdef HAVE_one_cmpldi2 |
| 2019 | if (HAVE_one_cmpldi2) |
| 2020 | one_cmpl_optab->handlers[(int) DImode].insn_code = CODE_FOR_one_cmpldi2; |
| 2021 | #endif |
| 2022 | one_cmpl_optab->handlers[(int) SImode].lib_call = "__one_cmplsi2"; |
| 2023 | one_cmpl_optab->handlers[(int) DImode].lib_call = "__one_cmpldi2"; |
| 2024 | |
| 2025 | #ifdef HAVE_ffsqi2 |
| 2026 | if (HAVE_ffsqi2) |
| 2027 | ffs_optab->handlers[(int) QImode].insn_code = CODE_FOR_ffsqi2; |
| 2028 | #endif |
| 2029 | #ifdef HAVE_ffshi2 |
| 2030 | if (HAVE_ffshi2) |
| 2031 | ffs_optab->handlers[(int) HImode].insn_code = CODE_FOR_ffshi2; |
| 2032 | #endif |
| 2033 | #ifdef HAVE_ffssi2 |
| 2034 | if (HAVE_ffssi2) |
| 2035 | ffs_optab->handlers[(int) SImode].insn_code = CODE_FOR_ffssi2; |
| 2036 | #endif |
| 2037 | #ifdef HAVE_ffsdi2 |
| 2038 | if (HAVE_ffsdi2) |
| 2039 | ffs_optab->handlers[(int) DImode].insn_code = CODE_FOR_ffsdi2; |
| 2040 | #endif |
| 2041 | ffs_optab->handlers[(int) SImode].lib_call = "ffs"; |
| 2042 | |
| 2043 | #ifdef HAVE_movqi |
| 2044 | if (HAVE_movqi) |
| 2045 | mov_optab->handlers[(int) QImode].insn_code = CODE_FOR_movqi; |
| 2046 | #endif |
| 2047 | #ifdef HAVE_movhi |
| 2048 | if (HAVE_movhi) |
| 2049 | mov_optab->handlers[(int) HImode].insn_code = CODE_FOR_movhi; |
| 2050 | #endif |
| 2051 | #ifdef HAVE_movsi |
| 2052 | if (HAVE_movsi) |
| 2053 | mov_optab->handlers[(int) SImode].insn_code = CODE_FOR_movsi; |
| 2054 | #endif |
| 2055 | #ifdef HAVE_movdi |
| 2056 | if (HAVE_movdi) |
| 2057 | mov_optab->handlers[(int) DImode].insn_code = CODE_FOR_movdi; |
| 2058 | #endif |
| 2059 | #ifdef HAVE_movti |
| 2060 | if (HAVE_movti) |
| 2061 | mov_optab->handlers[(int) TImode].insn_code = CODE_FOR_movti; |
| 2062 | #endif |
| 2063 | #ifdef HAVE_movsf |
| 2064 | if (HAVE_movsf) |
| 2065 | mov_optab->handlers[(int) SFmode].insn_code = CODE_FOR_movsf; |
| 2066 | #endif |
| 2067 | #ifdef HAVE_movdf |
| 2068 | if (HAVE_movdf) |
| 2069 | mov_optab->handlers[(int) DFmode].insn_code = CODE_FOR_movdf; |
| 2070 | #endif |
| 2071 | #ifdef HAVE_movtf |
| 2072 | if (HAVE_movtf) |
| 2073 | mov_optab->handlers[(int) TFmode].insn_code = CODE_FOR_movtf; |
| 2074 | #endif |
| 2075 | |
| 2076 | #ifdef HAVE_movstrictqi |
| 2077 | if (HAVE_movstrictqi) |
| 2078 | movstrict_optab->handlers[(int) QImode].insn_code = CODE_FOR_movstrictqi; |
| 2079 | #endif |
| 2080 | #ifdef HAVE_movstricthi |
| 2081 | if (HAVE_movstricthi) |
| 2082 | movstrict_optab->handlers[(int) HImode].insn_code = CODE_FOR_movstricthi; |
| 2083 | #endif |
| 2084 | #ifdef HAVE_movstrictsi |
| 2085 | if (HAVE_movstrictsi) |
| 2086 | movstrict_optab->handlers[(int) SImode].insn_code = CODE_FOR_movstrictsi; |
| 2087 | #endif |
| 2088 | #ifdef HAVE_movstrictdi |
| 2089 | if (HAVE_movstrictdi) |
| 2090 | movstrict_optab->handlers[(int) DImode].insn_code = CODE_FOR_movstrictdi; |
| 2091 | #endif |
| 2092 | |
| 2093 | #ifdef HAVE_cmpqi |
| 2094 | if (HAVE_cmpqi) |
| 2095 | cmp_optab->handlers[(int) QImode].insn_code = CODE_FOR_cmpqi; |
| 2096 | #endif |
| 2097 | #ifdef HAVE_cmphi |
| 2098 | if (HAVE_cmphi) |
| 2099 | cmp_optab->handlers[(int) HImode].insn_code = CODE_FOR_cmphi; |
| 2100 | #endif |
| 2101 | #ifdef HAVE_cmpsi |
| 2102 | if (HAVE_cmpsi) |
| 2103 | cmp_optab->handlers[(int) SImode].insn_code = CODE_FOR_cmpsi; |
| 2104 | #endif |
| 2105 | #ifdef HAVE_cmpdi |
| 2106 | if (HAVE_cmpdi) |
| 2107 | cmp_optab->handlers[(int) DImode].insn_code = CODE_FOR_cmpdi; |
| 2108 | #endif |
| 2109 | #ifdef HAVE_cmpsf |
| 2110 | if (HAVE_cmpsf) |
| 2111 | cmp_optab->handlers[(int) SFmode].insn_code = CODE_FOR_cmpsf; |
| 2112 | #endif |
| 2113 | #ifdef HAVE_cmpdf |
| 2114 | if (HAVE_cmpdf) |
| 2115 | cmp_optab->handlers[(int) DFmode].insn_code = CODE_FOR_cmpdf; |
| 2116 | #endif |
| 2117 | #ifdef HAVE_tstqi |
| 2118 | if (HAVE_tstqi) |
| 2119 | tst_optab->handlers[(int) QImode].insn_code = CODE_FOR_tstqi; |
| 2120 | #endif |
| 2121 | #ifdef HAVE_tsthi |
| 2122 | if (HAVE_tsthi) |
| 2123 | tst_optab->handlers[(int) HImode].insn_code = CODE_FOR_tsthi; |
| 2124 | #endif |
| 2125 | #ifdef HAVE_tstsi |
| 2126 | if (HAVE_tstsi) |
| 2127 | tst_optab->handlers[(int) SImode].insn_code = CODE_FOR_tstsi; |
| 2128 | #endif |
| 2129 | #ifdef HAVE_tstdi |
| 2130 | if (HAVE_tstdi) |
| 2131 | tst_optab->handlers[(int) DImode].insn_code = CODE_FOR_tstdi; |
| 2132 | #endif |
| 2133 | #ifdef HAVE_tstsf |
| 2134 | if (HAVE_tstsf) |
| 2135 | tst_optab->handlers[(int) SFmode].insn_code = CODE_FOR_tstsf; |
| 2136 | #endif |
| 2137 | #ifdef HAVE_tstdf |
| 2138 | if (HAVE_tstdf) |
| 2139 | tst_optab->handlers[(int) DFmode].insn_code = CODE_FOR_tstdf; |
| 2140 | #endif |
| 2141 | /* Comparison libcalls for integers MUST come in pairs, signed/unsigned. */ |
| 2142 | cmp_optab->handlers[(int) DImode].lib_call = "__cmpdi2"; |
| 2143 | ucmp_optab->handlers[(int) DImode].lib_call = "__ucmpdi2"; |
| 2144 | cmp_optab->handlers[(int) SFmode].lib_call = "__cmpsf2"; |
| 2145 | cmp_optab->handlers[(int) DFmode].lib_call = "__cmpdf2"; |
| 2146 | |
| 2147 | #if HAVE_beq |
| 2148 | if (HAVE_beq) |
| 2149 | bcc_gen_fctn[(int) EQ] = gen_beq; |
| 2150 | #endif |
| 2151 | #if HAVE_bne |
| 2152 | if (HAVE_bne) |
| 2153 | bcc_gen_fctn[(int) NE] = gen_bne; |
| 2154 | #endif |
| 2155 | #if HAVE_bgt |
| 2156 | if (HAVE_bgt) |
| 2157 | bcc_gen_fctn[(int) GT] = gen_bgt; |
| 2158 | #endif |
| 2159 | #if HAVE_bge |
| 2160 | if (HAVE_bge) |
| 2161 | bcc_gen_fctn[(int) GE] = gen_bge; |
| 2162 | #endif |
| 2163 | #if HAVE_bgtu |
| 2164 | if (HAVE_bgtu) |
| 2165 | bcc_gen_fctn[(int) GTU] = gen_bgtu; |
| 2166 | #endif |
| 2167 | #if HAVE_bgeu |
| 2168 | if (HAVE_bgeu) |
| 2169 | bcc_gen_fctn[(int) GEU] = gen_bgeu; |
| 2170 | #endif |
| 2171 | #if HAVE_blt |
| 2172 | if (HAVE_blt) |
| 2173 | bcc_gen_fctn[(int) LT] = gen_blt; |
| 2174 | #endif |
| 2175 | #if HAVE_ble |
| 2176 | if (HAVE_ble) |
| 2177 | bcc_gen_fctn[(int) LE] = gen_ble; |
| 2178 | #endif |
| 2179 | #if HAVE_bltu |
| 2180 | if (HAVE_bltu) |
| 2181 | bcc_gen_fctn[(int) LTU] = gen_bltu; |
| 2182 | #endif |
| 2183 | #if HAVE_bleu |
| 2184 | if (HAVE_bleu) |
| 2185 | bcc_gen_fctn[(int) LEU] = gen_bleu; |
| 2186 | #endif |
| 2187 | |
| 2188 | #if HAVE_seq |
| 2189 | if (HAVE_seq) |
| 2190 | setcc_gen_fctn[(int) EQ] = gen_seq; |
| 2191 | #endif |
| 2192 | #if HAVE_sne |
| 2193 | if (HAVE_sne) |
| 2194 | setcc_gen_fctn[(int) NE] = gen_sne; |
| 2195 | #endif |
| 2196 | #if HAVE_sgt |
| 2197 | if (HAVE_sgt) |
| 2198 | setcc_gen_fctn[(int) GT] = gen_sgt; |
| 2199 | #endif |
| 2200 | #if HAVE_sge |
| 2201 | if (HAVE_sge) |
| 2202 | setcc_gen_fctn[(int) GE] = gen_sge; |
| 2203 | #endif |
| 2204 | #if HAVE_sgtu |
| 2205 | if (HAVE_sgtu) |
| 2206 | setcc_gen_fctn[(int) GTU] = gen_sgtu; |
| 2207 | #endif |
| 2208 | #if HAVE_sgeu |
| 2209 | if (HAVE_sgeu) |
| 2210 | setcc_gen_fctn[(int) GEU] = gen_sgeu; |
| 2211 | #endif |
| 2212 | #if HAVE_slt |
| 2213 | if (HAVE_slt) |
| 2214 | setcc_gen_fctn[(int) LT] = gen_slt; |
| 2215 | #endif |
| 2216 | #if HAVE_sle |
| 2217 | if (HAVE_sle) |
| 2218 | setcc_gen_fctn[(int) LE] = gen_sle; |
| 2219 | #endif |
| 2220 | #if HAVE_sltu |
| 2221 | if (HAVE_sltu) |
| 2222 | setcc_gen_fctn[(int) LTU] = gen_sltu; |
| 2223 | #endif |
| 2224 | #if HAVE_sleu |
| 2225 | if (HAVE_sleu) |
| 2226 | setcc_gen_fctn[(int) LEU] = gen_sleu; |
| 2227 | #endif |
| 2228 | } |