sljit/sljitLir.c

   1 /*
   2  *    Stack-less Just-In-Time compiler
   3  *
   4  *    Copyright 2009-2012 Zoltan Herczeg (hzmester@freemail.hu). All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without modification, are
   7  * permitted provided that the following conditions are met:
   8  *
   9  *   1. Redistributions of source code must retain the above copyright notice, this list of
  10  *      conditions and the following disclaimer.
  11  *
  12  *   2. Redistributions in binary form must reproduce the above copyright notice, this list
  13  *      of conditions and the following disclaimer in the documentation and/or other materials
  14  *      provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) AND CONTRIBUTORS ``AS IS'' AND ANY
  17  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
  19  * SHALL THE COPYRIGHT HOLDER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
  21  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  22  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  23  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  24  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  */
  26
  27 #include "sljitLir.h"
  28
  29 #define CHECK_ERROR() \
  30         do { \
  31                 if (SLJIT_UNLIKELY(compiler->error)) \
  32                         return compiler->error; \
  33         } while (0)
  34
  35 #define CHECK_ERROR_PTR() \
  36         do { \
  37                 if (SLJIT_UNLIKELY(compiler->error)) \
  38                         return NULL; \
  39         } while (0)
  40
  41 #define CHECK_ERROR_VOID() \
  42         do { \
  43                 if (SLJIT_UNLIKELY(compiler->error)) \
  44                         return; \
  45         } while (0)
  46
  47 #define FAIL_IF(expr) \
  48         do { \
  49                 if (SLJIT_UNLIKELY(expr)) \
  50                         return compiler->error; \
  51         } while (0)
  52
  53 #define PTR_FAIL_IF(expr) \
  54         do { \
  55                 if (SLJIT_UNLIKELY(expr)) \
  56                         return NULL; \
  57         } while (0)
  58
  59 #define FAIL_IF_NULL(ptr) \
  60         do { \
  61                 if (SLJIT_UNLIKELY(!(ptr))) { \
  62                         compiler->error = SLJIT_ERR_ALLOC_FAILED; \
  63                         return SLJIT_ERR_ALLOC_FAILED; \
  64                 } \
  65         } while (0)
  66
  67 #define PTR_FAIL_IF_NULL(ptr) \
  68         do { \
  69                 if (SLJIT_UNLIKELY(!(ptr))) { \
  70                         compiler->error = SLJIT_ERR_ALLOC_FAILED; \
  71                         return NULL; \
  72                 } \
  73         } while (0)
  74
  75 #define PTR_FAIL_WITH_EXEC_IF(ptr) \
  76         do { \
  77                 if (SLJIT_UNLIKELY(!(ptr))) { \
  78                         compiler->error = SLJIT_ERR_EX_ALLOC_FAILED; \
  79                         return NULL; \
  80                 } \
  81         } while (0)
  82
  83 #if !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
  84
  85 #define GET_OPCODE(op) \
  86         ((op) & ~(SLJIT_INT_OP | SLJIT_SET_E | SLJIT_SET_U | SLJIT_SET_S | SLJIT_SET_O | SLJIT_SET_C | SLJIT_KEEP_FLAGS))
  87
  88 #define GET_FLAGS(op) \
  89         ((op) & (SLJIT_SET_E | SLJIT_SET_U | SLJIT_SET_S | SLJIT_SET_O | SLJIT_SET_C))
  90
  91 #define GET_ALL_FLAGS(op) \
  92         ((op) & (SLJIT_INT_OP | SLJIT_SET_E | SLJIT_SET_U | SLJIT_SET_S | SLJIT_SET_O | SLJIT_SET_C | SLJIT_KEEP_FLAGS))
  93
  94 #define TYPE_CAST_NEEDED(op) \
  95         (((op) >= SLJIT_MOV_UB && (op) <= SLJIT_MOV_SH) || ((op) >= SLJIT_MOVU_UB && (op) <= SLJIT_MOVU_SH))
  96
  97 #define BUF_SIZE        4096
  98
  99 #if (defined SLJIT_32BIT_ARCHITECTURE && SLJIT_32BIT_ARCHITECTURE)
 100 #define ABUF_SIZE       2048
 101 #else
 102 #define ABUF_SIZE       4096
 103 #endif
 104
 105 /* Parameter parsing. */
 106 #define REG_MASK                0x3f
 107 #define OFFS_REG(reg)           (((reg) >> 8) & REG_MASK)
 108 #define OFFS_REG_MASK           (REG_MASK << 8)
 109 #define TO_OFFS_REG(reg)        ((reg) << 8)
 110 /* When reg cannot be unused. */
 111 #define FAST_IS_REG(reg)        ((reg) <= REG_MASK)
 112 /* When reg can be unused. */
 113 #define SLOW_IS_REG(reg)        ((reg) > 0 && (reg) <= REG_MASK)
 114
 115 /* Jump flags. */
 116 #define JUMP_LABEL      0x1
 117 #define JUMP_ADDR       0x2
 118 /* SLJIT_REWRITABLE_JUMP is 0x1000. */
 119
 120 #if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) || (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
 121 #       define PATCH_MB 0x4
 122 #       define PATCH_MW 0x8
 123 #if (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
 124 #       define PATCH_MD 0x10
 125 #endif
 126 #endif
 127
 128 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) || (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7)
 129 #       define IS_BL            0x4
 130 #       define PATCH_B          0x8
 131 #endif
 132
 133 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
 134 #       define CPOOL_SIZE       512
 135 #endif
 136
 137 #if (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
 138 #       define IS_COND          0x04
 139 #       define IS_BL            0x08
 140         /* conditional + imm8 */
 141 #       define PATCH_TYPE1      0x10
 142         /* conditional + imm20 */
 143 #       define PATCH_TYPE2      0x20
 144         /* IT + imm24 */
 145 #       define PATCH_TYPE3      0x30
 146         /* imm11 */
 147 #       define PATCH_TYPE4      0x40
 148         /* imm24 */
 149 #       define PATCH_TYPE5      0x50
 150         /* BL + imm24 */
 151 #       define PATCH_BL         0x60
 152         /* 0xf00 cc code for branches */
 153 #endif
 154
 155 #if (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
 156 #       define IS_COND          0x004
 157 #       define IS_CBZ           0x008
 158 #       define IS_BL            0x010
 159 #       define PATCH_B          0x020
 160 #       define PATCH_COND       0x040
 161 #       define PATCH_ABS48      0x080
 162 #       define PATCH_ABS64      0x100
 163 #endif
 164
 165 #if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) || (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
 166 #       define IS_COND          0x004
 167 #       define IS_CALL          0x008
 168 #       define PATCH_B          0x010
 169 #       define PATCH_ABS_B      0x020
 170 #if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
 171 #       define PATCH_ABS32      0x040
 172 #       define PATCH_ABS48      0x080
 173 #endif
 174 #       define REMOVE_COND      0x100
 175 #endif
 176
 177 #if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32) || (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
 178 #       define IS_MOVABLE       0x004
 179 #       define IS_JAL           0x008
 180 #       define IS_CALL          0x010
 181 #       define IS_BIT26_COND    0x020
 182 #       define IS_BIT16_COND    0x040
 183
 184 #       define IS_COND          (IS_BIT26_COND | IS_BIT16_COND)
 185
 186 #       define PATCH_B          0x080
 187 #       define PATCH_J          0x100
 188
 189 #if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
 190 #       define PATCH_ABS32      0x200
 191 #       define PATCH_ABS48      0x400
 192 #endif
 193
 194         /* instruction types */
 195 #       define MOVABLE_INS      0
 196         /* 1 - 31 last destination register */
 197         /* no destination (i.e: store) */
 198 #       define UNMOVABLE_INS    32
 199         /* FPU status register */
 200 #       define FCSR_FCC         33
 201 #endif
 202
 203 #if (defined SLJIT_CONFIG_TILEGX && SLJIT_CONFIG_TILEGX)
 204 #       define IS_JAL           0x04
 205 #       define IS_COND          0x08
 206
 207 #       define PATCH_B          0x10
 208 #       define PATCH_J          0x20
 209 #endif
 210
 211 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
 212 #       define IS_MOVABLE       0x04
 213 #       define IS_COND          0x08
 214 #       define IS_CALL          0x10
 215
 216 #       define PATCH_B          0x20
 217 #       define PATCH_CALL       0x40
 218
 219         /* instruction types */
 220 #       define MOVABLE_INS      0
 221         /* 1 - 31 last destination register */
 222         /* no destination (i.e: store) */
 223 #       define UNMOVABLE_INS    32
 224
 225 #       define DST_INS_MASK     0xff
 226
 227         /* ICC_SET is the same as SET_FLAGS. */
 228 #       define ICC_IS_SET       (1 << 23)
 229 #       define FCC_IS_SET       (1 << 24)
 230 #endif
 231
 232 #if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
 233 #define SLJIT_HAS_VARIABLE_LOCALS_OFFSET 1
 234 #if !(defined SLJIT_X86_32_FASTCALL && SLJIT_X86_32_FASTCALL)
 235 #define FIXED_LOCALS_OFFSET (3 * sizeof(sljit_sw))
 236 #endif
 237 #endif
 238
 239 #if (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
 240 #define SLJIT_HAS_FIXED_LOCALS_OFFSET 1
 241 #ifdef _WIN64
 242 #define FIXED_LOCALS_OFFSET ((4 + 2) * sizeof(sljit_sw))
 243 #else
 244 #define FIXED_LOCALS_OFFSET (sizeof(sljit_sw))
 245 #endif
 246 #endif
 247
 248 #if (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
 249 #define SLJIT_HAS_VARIABLE_LOCALS_OFFSET 1
 250 #endif
 251
 252 #if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)
 253 #define SLJIT_HAS_FIXED_LOCALS_OFFSET 1
 254 #ifdef _AIX
 255 #define FIXED_LOCALS_OFFSET ((6 + 8) * sizeof(sljit_sw))
 256 #else
 257 #define FIXED_LOCALS_OFFSET (2 * sizeof(sljit_sw))
 258 #endif
 259 #endif
 260
 261 #if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
 262 #define SLJIT_HAS_FIXED_LOCALS_OFFSET 1
 263 #define FIXED_LOCALS_OFFSET ((6 + 8) * sizeof(sljit_sw))
 264 #endif
 265
 266 #if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
 267 #define SLJIT_HAS_FIXED_LOCALS_OFFSET 1
 268 #define FIXED_LOCALS_OFFSET (4 * sizeof(sljit_sw))
 269 #endif
 270
 271 #if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
 272 #define SLJIT_HAS_FIXED_LOCALS_OFFSET 1
 273 #define FIXED_LOCALS_OFFSET 0
 274 #endif
 275
 276 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
 277 #define SLJIT_HAS_FIXED_LOCALS_OFFSET 1
 278 #define FIXED_LOCALS_OFFSET (23 * sizeof(sljit_sw))
 279 #endif
 280
 281 #if (defined SLJIT_HAS_VARIABLE_LOCALS_OFFSET && SLJIT_HAS_VARIABLE_LOCALS_OFFSET)
 282
 283 #define ADJUST_LOCAL_OFFSET(p, i) \
 284         if ((p) == (SLJIT_MEM1(SLJIT_LOCALS_REG))) \
 285                 (i) += compiler->locals_offset;
 286
 287 #elif (defined SLJIT_HAS_FIXED_LOCALS_OFFSET && SLJIT_HAS_FIXED_LOCALS_OFFSET)
 288
 289 #define ADJUST_LOCAL_OFFSET(p, i) \
 290         if ((p) == (SLJIT_MEM1(SLJIT_LOCALS_REG))) \
 291                 (i) += FIXED_LOCALS_OFFSET;
 292
 293 #else
 294
 295 #define ADJUST_LOCAL_OFFSET(p, i)
 296
 297 #endif
 298
 299 #endif /* !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED) */
 300
 301 /* Utils can still be used even if SLJIT_CONFIG_UNSUPPORTED is set. */
 302 #include "sljitUtils.c"
 303
 304 #if !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
 305
 306 #if (defined SLJIT_EXECUTABLE_ALLOCATOR && SLJIT_EXECUTABLE_ALLOCATOR)
 307 #include "sljitExecAllocator.c"
 308 #endif
 309
 310 #if (defined SLJIT_SSE2_AUTO && SLJIT_SSE2_AUTO) && !(defined SLJIT_SSE2 && SLJIT_SSE2)
 311 #error SLJIT_SSE2_AUTO cannot be enabled without SLJIT_SSE2
 312 #endif
 313
 314 /* --------------------------------------------------------------------- */
 315 /*  Public functions                                                     */
 316 /* --------------------------------------------------------------------- */
 317
 318 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) || ((defined SLJIT_SSE2 && SLJIT_SSE2) && ((defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) || (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)))
 319 #define SLJIT_NEEDS_COMPILER_INIT 1
 320 static sljit_si compiler_initialized = 0;
 321 /* A thread safe initialization. */
 322 static void init_compiler(void);
 323 #endif
 324
 325 SLJIT_API_FUNC_ATTRIBUTE struct sljit_compiler* sljit_create_compiler(void)
 326 {
 327         struct sljit_compiler *compiler = (struct sljit_compiler*)SLJIT_MALLOC(sizeof(struct sljit_compiler));
 328         if (!compiler)
 329                 return NULL;
 330         SLJIT_ZEROMEM(compiler, sizeof(struct sljit_compiler));
 331
 332         SLJIT_COMPILE_ASSERT(
 333                 sizeof(sljit_sb) == 1 && sizeof(sljit_ub) == 1
 334                 && sizeof(sljit_sh) == 2 && sizeof(sljit_uh) == 2
 335                 && sizeof(sljit_si) == 4 && sizeof(sljit_ui) == 4
 336                 && (sizeof(sljit_p) == 4 || sizeof(sljit_p) == 8)
 337                 && sizeof(sljit_p) <= sizeof(sljit_sw)
 338                 && (sizeof(sljit_sw) == 4 || sizeof(sljit_sw) == 8)
 339                 && (sizeof(sljit_uw) == 4 || sizeof(sljit_uw) == 8),
 340                 invalid_integer_types);
 341         SLJIT_COMPILE_ASSERT(SLJIT_INT_OP == SLJIT_SINGLE_OP,
 342                 int_op_and_single_op_must_be_the_same);
 343         SLJIT_COMPILE_ASSERT(SLJIT_REWRITABLE_JUMP != SLJIT_SINGLE_OP,
 344                 rewritable_jump_and_single_op_must_not_be_the_same);
 345
 346         /* Only the non-zero members must be set. */
 347         compiler->error = SLJIT_SUCCESS;
 348
 349         compiler->buf = (struct sljit_memory_fragment*)SLJIT_MALLOC(BUF_SIZE);
 350         compiler->abuf = (struct sljit_memory_fragment*)SLJIT_MALLOC(ABUF_SIZE);
 351
 352         if (!compiler->buf || !compiler->abuf) {
 353                 if (compiler->buf)
 354                         SLJIT_FREE(compiler->buf);
 355                 if (compiler->abuf)
 356                         SLJIT_FREE(compiler->abuf);
 357                 SLJIT_FREE(compiler);
 358                 return NULL;
 359         }
 360
 361         compiler->buf->next = NULL;
 362         compiler->buf->used_size = 0;
 363         compiler->abuf->next = NULL;
 364         compiler->abuf->used_size = 0;
 365
 366         compiler->scratches = -1;
 367         compiler->saveds = -1;
 368
 369 #if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
 370         compiler->args = -1;
 371 #endif
 372
 373 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
 374         compiler->cpool = (sljit_uw*)SLJIT_MALLOC(CPOOL_SIZE * sizeof(sljit_uw) + CPOOL_SIZE * sizeof(sljit_ub));
 375         if (!compiler->cpool) {
 376                 SLJIT_FREE(compiler->buf);
 377                 SLJIT_FREE(compiler->abuf);
 378                 SLJIT_FREE(compiler);
 379                 return NULL;
 380         }
 381         compiler->cpool_unique = (sljit_ub*)(compiler->cpool + CPOOL_SIZE);
 382         compiler->cpool_diff = 0xffffffff;
 383 #endif
 384
 385 #if (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32) || (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
 386         compiler->delay_slot = UNMOVABLE_INS;
 387 #endif
 388
 389 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
 390         compiler->delay_slot = UNMOVABLE_INS;
 391 #endif
 392
 393 #if (defined SLJIT_NEEDS_COMPILER_INIT && SLJIT_NEEDS_COMPILER_INIT)
 394         if (!compiler_initialized) {
 395                 init_compiler();
 396                 compiler_initialized = 1;
 397         }
 398 #endif
 399
 400         return compiler;
 401 }
 402
 403 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_compiler(struct sljit_compiler *compiler)
 404 {
 405         struct sljit_memory_fragment *buf;
 406         struct sljit_memory_fragment *curr;
 407
 408         buf = compiler->buf;
 409         while (buf) {
 410                 curr = buf;
 411                 buf = buf->next;
 412                 SLJIT_FREE(curr);
 413         }
 414
 415         buf = compiler->abuf;
 416         while (buf) {
 417                 curr = buf;
 418                 buf = buf->next;
 419                 SLJIT_FREE(curr);
 420         }
 421
 422 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
 423         SLJIT_FREE(compiler->cpool);
 424 #endif
 425         SLJIT_FREE(compiler);
 426 }
 427
 428 #if (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
 429 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
 430 {
 431         /* Remove thumb mode flag. */
 432         SLJIT_FREE_EXEC((void*)((sljit_uw)code & ~0x1));
 433 }
 434 #elif (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL)
 435 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
 436 {
 437         /* Resolve indirection. */
 438         code = (void*)(*(sljit_uw*)code);
 439         SLJIT_FREE_EXEC(code);
 440 }
 441 #else
 442 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
 443 {
 444         SLJIT_FREE_EXEC(code);
 445 }
 446 #endif
 447
 448 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_label(struct sljit_jump *jump, struct sljit_label* label)
 449 {
 450         if (SLJIT_LIKELY(!!jump) && SLJIT_LIKELY(!!label)) {
 451                 jump->flags &= ~JUMP_ADDR;
 452                 jump->flags |= JUMP_LABEL;
 453                 jump->u.label = label;
 454         }
 455 }
 456
 457 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_target(struct sljit_jump *jump, sljit_uw target)
 458 {
 459         if (SLJIT_LIKELY(!!jump)) {
 460                 jump->flags &= ~JUMP_LABEL;
 461                 jump->flags |= JUMP_ADDR;
 462                 jump->u.target = target;
 463         }
 464 }
 465
 466 /* --------------------------------------------------------------------- */
 467 /*  Private functions                                                    */
 468 /* --------------------------------------------------------------------- */
 469
 470 static void* ensure_buf(struct sljit_compiler *compiler, sljit_uw size)
 471 {
 472         sljit_ub *ret;
 473         struct sljit_memory_fragment *new_frag;
 474
 475         SLJIT_ASSERT(size <= 256);
 476         if (compiler->buf->used_size + size <= (BUF_SIZE - (sljit_uw)SLJIT_OFFSETOF(struct sljit_memory_fragment, memory))) {
 477                 ret = compiler->buf->memory + compiler->buf->used_size;
 478                 compiler->buf->used_size += size;
 479                 return ret;
 480         }
 481         new_frag = (struct sljit_memory_fragment*)SLJIT_MALLOC(BUF_SIZE);
 482         PTR_FAIL_IF_NULL(new_frag);
 483         new_frag->next = compiler->buf;
 484         compiler->buf = new_frag;
 485         new_frag->used_size = size;
 486         return new_frag->memory;
 487 }
 488
 489 static void* ensure_abuf(struct sljit_compiler *compiler, sljit_uw size)
 490 {
 491         sljit_ub *ret;
 492         struct sljit_memory_fragment *new_frag;
 493
 494         SLJIT_ASSERT(size <= 256);
 495         if (compiler->abuf->used_size + size <= (ABUF_SIZE - (sljit_uw)SLJIT_OFFSETOF(struct sljit_memory_fragment, memory))) {
 496                 ret = compiler->abuf->memory + compiler->abuf->used_size;
 497                 compiler->abuf->used_size += size;
 498                 return ret;
 499         }
 500         new_frag = (struct sljit_memory_fragment*)SLJIT_MALLOC(ABUF_SIZE);
 501         PTR_FAIL_IF_NULL(new_frag);
 502         new_frag->next = compiler->abuf;
 503         compiler->abuf = new_frag;
 504         new_frag->used_size = size;
 505         return new_frag->memory;
 506 }
 507
 508 SLJIT_API_FUNC_ATTRIBUTE void* sljit_alloc_memory(struct sljit_compiler *compiler, sljit_si size)
 509 {
 510         CHECK_ERROR_PTR();
 511
 512 #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
 513         if (size <= 0 || size > 128)
 514                 return NULL;
 515         size = (size + 7) & ~7;
 516 #else
 517         if (size <= 0 || size > 64)
 518                 return NULL;
 519         size = (size + 3) & ~3;
 520 #endif
 521         return ensure_abuf(compiler, size);
 522 }
 523
 524 static SLJIT_INLINE void reverse_buf(struct sljit_compiler *compiler)
 525 {
 526         struct sljit_memory_fragment *buf = compiler->buf;
 527         struct sljit_memory_fragment *prev = NULL;
 528         struct sljit_memory_fragment *tmp;
 529
 530         do {
 531                 tmp = buf->next;
 532                 buf->next = prev;
 533                 prev = buf;
 534                 buf = tmp;
 535         } while (buf != NULL);
 536
 537         compiler->buf = prev;
 538 }
 539
 540 static SLJIT_INLINE void set_label(struct sljit_label *label, struct sljit_compiler *compiler)
 541 {
 542         label->next = NULL;
 543         label->size = compiler->size;
 544         if (compiler->last_label)
 545                 compiler->last_label->next = label;
 546         else
 547                 compiler->labels = label;
 548         compiler->last_label = label;
 549 }
 550
 551 static SLJIT_INLINE void set_jump(struct sljit_jump *jump, struct sljit_compiler *compiler, sljit_si flags)
 552 {
 553         jump->next = NULL;
 554         jump->flags = flags;
 555         if (compiler->last_jump)
 556                 compiler->last_jump->next = jump;
 557         else
 558                 compiler->jumps = jump;
 559         compiler->last_jump = jump;
 560 }
 561
 562 static SLJIT_INLINE void set_const(struct sljit_const *const_, struct sljit_compiler *compiler)
 563 {
 564         const_->next = NULL;
 565         const_->addr = compiler->size;
 566         if (compiler->last_const)
 567                 compiler->last_const->next = const_;
 568         else
 569                 compiler->consts = const_;
 570         compiler->last_const = const_;
 571 }
 572
 573 #define ADDRESSING_DEPENDS_ON(exp, reg) \
 574         (((exp) & SLJIT_MEM) && (((exp) & REG_MASK) == reg || OFFS_REG(exp) == reg))
 575
 576 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
 577 #define FUNCTION_CHECK_OP() \
 578         SLJIT_ASSERT(!GET_FLAGS(op) || !(op & SLJIT_KEEP_FLAGS)); \
 579         switch (GET_OPCODE(op)) { \
 580         case SLJIT_NOT: \
 581         case SLJIT_CLZ: \
 582         case SLJIT_AND: \
 583         case SLJIT_OR: \
 584         case SLJIT_XOR: \
 585         case SLJIT_SHL: \
 586         case SLJIT_LSHR: \
 587         case SLJIT_ASHR: \
 588                 SLJIT_ASSERT(!(op & (SLJIT_SET_U | SLJIT_SET_S | SLJIT_SET_O | SLJIT_SET_C))); \
 589                 break; \
 590         case SLJIT_NEG: \
 591                 SLJIT_ASSERT(!(op & (SLJIT_SET_U | SLJIT_SET_S | SLJIT_SET_C))); \
 592                 break; \
 593         case SLJIT_MUL: \
 594                 SLJIT_ASSERT(!(op & (SLJIT_SET_E | SLJIT_SET_U | SLJIT_SET_S | SLJIT_SET_C))); \
 595                 break; \
 596         case SLJIT_CMPD: \
 597                 SLJIT_ASSERT(!(op & (SLJIT_SET_U | SLJIT_SET_O | SLJIT_SET_C | SLJIT_KEEP_FLAGS))); \
 598                 SLJIT_ASSERT((op & (SLJIT_SET_E | SLJIT_SET_S))); \
 599                 break; \
 600         case SLJIT_ADD: \
 601                 SLJIT_ASSERT(!(op & (SLJIT_SET_U | SLJIT_SET_S))); \
 602                 break; \
 603         case SLJIT_SUB: \
 604                 break; \
 605         case SLJIT_ADDC: \
 606         case SLJIT_SUBC: \
 607                 SLJIT_ASSERT(!(op & (SLJIT_SET_E | SLJIT_SET_U | SLJIT_SET_S | SLJIT_SET_O))); \
 608                 break; \
 609         case SLJIT_BREAKPOINT: \
 610         case SLJIT_NOP: \
 611         case SLJIT_UMUL: \
 612         case SLJIT_SMUL: \
 613         case SLJIT_MOV: \
 614         case SLJIT_MOV_UI: \
 615         case SLJIT_MOV_P: \
 616         case SLJIT_MOVU: \
 617         case SLJIT_MOVU_UI: \
 618         case SLJIT_MOVU_P: \
 619                 /* Nothing allowed */ \
 620                 SLJIT_ASSERT(!(op & (SLJIT_INT_OP | SLJIT_SET_E | SLJIT_SET_U | SLJIT_SET_S | SLJIT_SET_O | SLJIT_SET_C | SLJIT_KEEP_FLAGS))); \
 621                 break; \
 622         default: \
 623                 /* Only SLJIT_INT_OP or SLJIT_SINGLE_OP is allowed. */ \
 624                 SLJIT_ASSERT(!(op & (SLJIT_SET_E | SLJIT_SET_U | SLJIT_SET_S | SLJIT_SET_O | SLJIT_SET_C | SLJIT_KEEP_FLAGS))); \
 625                 break; \
 626         }
 627
 628 #define FUNCTION_CHECK_IS_REG(r) \
 629         ((r) == SLJIT_UNUSED || \
 630         ((r) >= SLJIT_SCRATCH_REG1 && (r) <= SLJIT_SCRATCH_REG1 - 1 + compiler->scratches) || \
 631         ((r) >= SLJIT_SAVED_REG1 && (r) <= SLJIT_SAVED_REG1 - 1 + compiler->saveds))
 632
 633 #define FUNCTION_CHECK_SRC(p, i) \
 634         SLJIT_ASSERT(compiler->scratches != -1 && compiler->saveds != -1); \
 635         if (FUNCTION_CHECK_IS_REG(p)) \
 636                 SLJIT_ASSERT((i) == 0 && (p) != SLJIT_UNUSED); \
 637         else if ((p) == SLJIT_IMM) \
 638                 ; \
 639         else if ((p) == (SLJIT_MEM1(SLJIT_LOCALS_REG))) \
 640                 SLJIT_ASSERT((i) >= 0 && (i) < compiler->logical_local_size); \
 641         else if ((p) & SLJIT_MEM) { \
 642                 SLJIT_ASSERT(FUNCTION_CHECK_IS_REG((p) & REG_MASK)); \
 643                 if ((p) & OFFS_REG_MASK) { \
 644                         SLJIT_ASSERT(FUNCTION_CHECK_IS_REG(OFFS_REG(p))); \
 645                         SLJIT_ASSERT(!((i) & ~0x3)); \
 646                 } \
 647                 SLJIT_ASSERT(!((p) & ~(SLJIT_MEM | SLJIT_IMM | REG_MASK | OFFS_REG_MASK))); \
 648         } \
 649         else \
 650                 SLJIT_ASSERT_STOP();
 651
 652 #define FUNCTION_CHECK_DST(p, i) \
 653         SLJIT_ASSERT(compiler->scratches != -1 && compiler->saveds != -1); \
 654         if (FUNCTION_CHECK_IS_REG(p)) \
 655                 SLJIT_ASSERT((i) == 0); \
 656         else if ((p) == (SLJIT_MEM1(SLJIT_LOCALS_REG))) \
 657                 SLJIT_ASSERT((i) >= 0 && (i) < compiler->logical_local_size); \
 658         else if ((p) & SLJIT_MEM) { \
 659                 SLJIT_ASSERT(FUNCTION_CHECK_IS_REG((p) & REG_MASK)); \
 660                 if ((p) & OFFS_REG_MASK) { \
 661                         SLJIT_ASSERT(FUNCTION_CHECK_IS_REG(OFFS_REG(p))); \
 662                         SLJIT_ASSERT(!((i) & ~0x3)); \
 663                 } \
 664                 SLJIT_ASSERT(!((p) & ~(SLJIT_MEM | SLJIT_IMM | REG_MASK | OFFS_REG_MASK))); \
 665         } \
 666         else \
 667                 SLJIT_ASSERT_STOP();
 668
 669 #define FUNCTION_FCHECK(p, i) \
 670         if ((p) >= SLJIT_FLOAT_REG1 && (p) <= SLJIT_FLOAT_REG6) \
 671                 SLJIT_ASSERT(i == 0); \
 672         else if ((p) & SLJIT_MEM) { \
 673                 SLJIT_ASSERT(FUNCTION_CHECK_IS_REG((p) & REG_MASK)); \
 674                 if ((p) & OFFS_REG_MASK) { \
 675                         SLJIT_ASSERT(FUNCTION_CHECK_IS_REG(OFFS_REG(p))); \
 676                         SLJIT_ASSERT(((p) & OFFS_REG_MASK) != TO_OFFS_REG(SLJIT_LOCALS_REG) && !(i & ~0x3)); \
 677                 } else \
 678                         SLJIT_ASSERT(OFFS_REG(p) == 0); \
 679                 SLJIT_ASSERT(!((p) & ~(SLJIT_MEM | SLJIT_IMM | REG_MASK | OFFS_REG_MASK))); \
 680         } \
 681         else \
 682                 SLJIT_ASSERT_STOP();
 683
 684 #define FUNCTION_CHECK_OP1() \
 685         if (GET_OPCODE(op) >= SLJIT_MOVU && GET_OPCODE(op) <= SLJIT_MOVU_P) { \
 686                 SLJIT_ASSERT(!(src & SLJIT_MEM) || (src & REG_MASK) != SLJIT_LOCALS_REG); \
 687                 SLJIT_ASSERT(!(dst & SLJIT_MEM) || (dst & REG_MASK) != SLJIT_LOCALS_REG); \
 688                 if ((src & SLJIT_MEM) && (src & REG_MASK)) \
 689                         SLJIT_ASSERT((dst & REG_MASK) != (src & REG_MASK) && OFFS_REG(dst) != (src & REG_MASK)); \
 690         }
 691
 692 #endif
 693
 694 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
 695
 696 SLJIT_API_FUNC_ATTRIBUTE void sljit_compiler_verbose(struct sljit_compiler *compiler, FILE* verbose)
 697 {
 698         compiler->verbose = verbose;
 699 }
 700
 701 static char* reg_names[] = {
 702         (char*)"unused", (char*)"s1", (char*)"s2", (char*)"s3",
 703         (char*)"se1", (char*)"se2", (char*)"p1", (char*)"p2",
 704         (char*)"p3", (char*)"pe1", (char*)"pe2", (char*)"lc"
 705 };
 706
 707 static char* freg_names[] = {
 708         (char*)"unused", (char*)"f1", (char*)"f2", (char*)"f3",
 709         (char*)"f4", (char*)"f5", (char*)"f6"
 710 };
 711
 712 #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
 713 #ifdef _WIN64
 714 #       define SLJIT_PRINT_D    "I64"
 715 #else
 716 #       define SLJIT_PRINT_D    "l"
 717 #endif
 718 #else
 719 #       define SLJIT_PRINT_D    ""
 720 #endif
 721
 722 #define sljit_verbose_param(p, i) \
 723         if ((p) & SLJIT_IMM) \
 724                 fprintf(compiler->verbose, "#%" SLJIT_PRINT_D "d", (i)); \
 725         else if ((p) & SLJIT_MEM) { \
 726                 if ((p) & REG_MASK) { \
 727                         if (i) { \
 728                                 if ((p) & OFFS_REG_MASK) \
 729                                         fprintf(compiler->verbose, "[%s + %s * %d]", reg_names[(p) & REG_MASK], reg_names[OFFS_REG(p)], 1 << (i)); \
 730                                 else \
 731                                         fprintf(compiler->verbose, "[%s + #%" SLJIT_PRINT_D "d]", reg_names[(p) & REG_MASK], (i)); \
 732                         } \
 733                         else { \
 734                                 if ((p) & OFFS_REG_MASK) \
 735                                         fprintf(compiler->verbose, "[%s + %s]", reg_names[(p) & REG_MASK], reg_names[OFFS_REG(p)]); \
 736                                 else \
 737                                         fprintf(compiler->verbose, "[%s]", reg_names[(p) & REG_MASK]); \
 738                         } \
 739                 } \
 740                 else \
 741                         fprintf(compiler->verbose, "[#%" SLJIT_PRINT_D "d]", (i)); \
 742         } else \
 743                 fprintf(compiler->verbose, "%s", reg_names[p]);
 744 #define sljit_verbose_fparam(p, i) \
 745         if ((p) & SLJIT_MEM) { \
 746                 if ((p) & REG_MASK) { \
 747                         if (i) { \
 748                                 if ((p) & OFFS_REG_MASK) \
 749                                         fprintf(compiler->verbose, "[%s + %s * %d]", reg_names[(p) & REG_MASK], reg_names[OFFS_REG(p)], 1 << (i)); \
 750                                 else \
 751                                         fprintf(compiler->verbose, "[%s + #%" SLJIT_PRINT_D "d]", reg_names[(p) & REG_MASK], (i)); \
 752                         } \
 753                         else { \
 754                                 if ((p) & OFFS_REG_MASK) \
 755                                         fprintf(compiler->verbose, "[%s + %s]", reg_names[(p) & REG_MASK], reg_names[OFFS_REG(p)]); \
 756                                 else \
 757                                         fprintf(compiler->verbose, "[%s]", reg_names[(p) & REG_MASK]); \
 758                         } \
 759                 } \
 760                 else \
 761                         fprintf(compiler->verbose, "[#%" SLJIT_PRINT_D "d]", (i)); \
 762         } else \
 763                 fprintf(compiler->verbose, "%s", freg_names[p]);
 764
 765 static SLJIT_CONST char* op_names[] = {
 766         /* op0 */
 767         (char*)"breakpoint", (char*)"nop",
 768         (char*)"umul", (char*)"smul", (char*)"udiv", (char*)"sdiv",
 769         /* op1 */
 770         (char*)"mov", (char*)"mov.ub", (char*)"mov.sb", (char*)"mov.uh",
 771         (char*)"mov.sh", (char*)"mov.ui", (char*)"mov.si", (char*)"mov.p",
 772         (char*)"movu", (char*)"movu.ub", (char*)"movu.sb", (char*)"movu.uh",
 773         (char*)"movu.sh", (char*)"movu.ui", (char*)"movu.si", (char*)"movu.p",
 774         (char*)"not", (char*)"neg", (char*)"clz",
 775         /* op2 */
 776         (char*)"add", (char*)"addc", (char*)"sub", (char*)"subc",
 777         (char*)"mul", (char*)"and", (char*)"or", (char*)"xor",
 778         (char*)"shl", (char*)"lshr", (char*)"ashr",
 779         /* fop1 */
 780         (char*)"cmp", (char*)"mov", (char*)"neg", (char*)"abs",
 781         /* fop2 */
 782         (char*)"add", (char*)"sub", (char*)"mul", (char*)"div"
 783 };
 784
 785 static char* jump_names[] = {
 786         (char*)"equal", (char*)"not_equal",
 787         (char*)"less", (char*)"greater_equal",
 788         (char*)"greater", (char*)"less_equal",
 789         (char*)"sig_less", (char*)"sig_greater_equal",
 790         (char*)"sig_greater", (char*)"sig_less_equal",
 791         (char*)"overflow", (char*)"not_overflow",
 792         (char*)"mul_overflow", (char*)"mul_not_overflow",
 793         (char*)"float_equal", (char*)"float_not_equal",
 794         (char*)"float_less", (char*)"float_greater_equal",
 795         (char*)"float_greater", (char*)"float_less_equal",
 796         (char*)"float_unordered", (char*)"float_ordered",
 797         (char*)"jump", (char*)"fast_call",
 798         (char*)"call0", (char*)"call1", (char*)"call2", (char*)"call3"
 799 };
 800
 801 #endif
 802
 803 /* --------------------------------------------------------------------- */
 804 /*  Arch dependent                                                       */
 805 /* --------------------------------------------------------------------- */
 806
 807 static SLJIT_INLINE void check_sljit_generate_code(struct sljit_compiler *compiler)
 808 {
 809 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
 810         struct sljit_jump *jump;
 811 #endif
 812         /* If debug and verbose are disabled, all arguments are unused. */
 813         SLJIT_UNUSED_ARG(compiler);
 814
 815         SLJIT_ASSERT(compiler->size > 0);
 816 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
 817         jump = compiler->jumps;
 818         while (jump) {
 819                 /* All jumps have target. */
 820                 SLJIT_ASSERT(jump->flags & (JUMP_LABEL | JUMP_ADDR));
 821                 jump = jump->next;
 822         }
 823 #endif
 824 }
 825
 826 static SLJIT_INLINE void check_sljit_emit_enter(struct sljit_compiler *compiler, sljit_si args, sljit_si scratches, sljit_si saveds, sljit_si local_size)
 827 {
 828         /* If debug and verbose are disabled, all arguments are unused. */
 829         SLJIT_UNUSED_ARG(compiler);
 830         SLJIT_UNUSED_ARG(args);
 831         SLJIT_UNUSED_ARG(scratches);
 832         SLJIT_UNUSED_ARG(saveds);
 833         SLJIT_UNUSED_ARG(local_size);
 834
 835         SLJIT_ASSERT(args >= 0 && args <= 3);
 836         SLJIT_ASSERT(scratches >= 0 && scratches <= SLJIT_NO_TMP_REGISTERS);
 837         SLJIT_ASSERT(saveds >= 0 && saveds <= SLJIT_NO_GEN_REGISTERS);
 838         SLJIT_ASSERT(args <= saveds);
 839         SLJIT_ASSERT(local_size >= 0 && local_size <= SLJIT_MAX_LOCAL_SIZE);
 840 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
 841         if (SLJIT_UNLIKELY(!!compiler->verbose))
 842                 fprintf(compiler->verbose, "  enter args=%d scratches=%d saveds=%d local_size=%d\n", args, scratches, saveds, local_size);
 843 #endif
 844 }
 845
 846 static SLJIT_INLINE void check_sljit_set_context(struct sljit_compiler *compiler, sljit_si args, sljit_si scratches, sljit_si saveds, sljit_si local_size)
 847 {
 848         /* If debug and verbose are disabled, all arguments are unused. */
 849         SLJIT_UNUSED_ARG(compiler);
 850         SLJIT_UNUSED_ARG(args);
 851         SLJIT_UNUSED_ARG(scratches);
 852         SLJIT_UNUSED_ARG(saveds);
 853         SLJIT_UNUSED_ARG(local_size);
 854
 855 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
 856         if (SLJIT_UNLIKELY(compiler->skip_checks)) {
 857                 compiler->skip_checks = 0;
 858                 return;
 859         }
 860 #endif
 861
 862         SLJIT_ASSERT(args >= 0 && args <= 3);
 863         SLJIT_ASSERT(scratches >= 0 && scratches <= SLJIT_NO_TMP_REGISTERS);
 864         SLJIT_ASSERT(saveds >= 0 && saveds <= SLJIT_NO_GEN_REGISTERS);
 865         SLJIT_ASSERT(args <= saveds);
 866         SLJIT_ASSERT(local_size >= 0 && local_size <= SLJIT_MAX_LOCAL_SIZE);
 867 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
 868         if (SLJIT_UNLIKELY(!!compiler->verbose))
 869                 fprintf(compiler->verbose, "  set_context args=%d scratches=%d saveds=%d local_size=%d\n", args, scratches, saveds, local_size);
 870 #endif
 871 }
 872
 873 static SLJIT_INLINE void check_sljit_emit_return(struct sljit_compiler *compiler, sljit_si op, sljit_si src, sljit_sw srcw)
 874 {
 875         /* If debug and verbose are disabled, all arguments are unused. */
 876         SLJIT_UNUSED_ARG(compiler);
 877         SLJIT_UNUSED_ARG(op);
 878         SLJIT_UNUSED_ARG(src);
 879         SLJIT_UNUSED_ARG(srcw);
 880
 881 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
 882         if (op != SLJIT_UNUSED) {
 883                 SLJIT_ASSERT(op >= SLJIT_MOV && op <= SLJIT_MOV_P);
 884                 FUNCTION_CHECK_SRC(src, srcw);
 885         }
 886         else
 887                 SLJIT_ASSERT(src == 0 && srcw == 0);
 888 #endif
 889 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
 890         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
 891                 if (op == SLJIT_UNUSED)
 892                         fprintf(compiler->verbose, "  return\n");
 893                 else {
 894                         fprintf(compiler->verbose, "  return %s ", op_names[op]);
 895                         sljit_verbose_param(src, srcw);
 896                         fprintf(compiler->verbose, "\n");
 897                 }
 898         }
 899 #endif
 900 }
 901
 902 static SLJIT_INLINE void check_sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_si dst, sljit_sw dstw)
 903 {
 904         /* If debug and verbose are disabled, all arguments are unused. */
 905         SLJIT_UNUSED_ARG(compiler);
 906         SLJIT_UNUSED_ARG(dst);
 907         SLJIT_UNUSED_ARG(dstw);
 908
 909 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
 910         FUNCTION_CHECK_DST(dst, dstw);
 911 #endif
 912 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
 913         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
 914                 fprintf(compiler->verbose, "  fast_enter ");
 915                 sljit_verbose_param(dst, dstw);
 916                 fprintf(compiler->verbose, "\n");
 917         }
 918 #endif
 919 }
 920
 921 static SLJIT_INLINE void check_sljit_emit_fast_return(struct sljit_compiler *compiler, sljit_si src, sljit_sw srcw)
 922 {
 923         /* If debug and verbose are disabled, all arguments are unused. */
 924         SLJIT_UNUSED_ARG(compiler);
 925         SLJIT_UNUSED_ARG(src);
 926         SLJIT_UNUSED_ARG(srcw);
 927
 928 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
 929         FUNCTION_CHECK_SRC(src, srcw);
 930 #endif
 931 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
 932         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
 933                 fprintf(compiler->verbose, "  fast_return ");
 934                 sljit_verbose_param(src, srcw);
 935                 fprintf(compiler->verbose, "\n");
 936         }
 937 #endif
 938 }
 939
 940 static SLJIT_INLINE void check_sljit_emit_op0(struct sljit_compiler *compiler, sljit_si op)
 941 {
 942         /* If debug and verbose are disabled, all arguments are unused. */
 943         SLJIT_UNUSED_ARG(compiler);
 944         SLJIT_UNUSED_ARG(op);
 945
 946         SLJIT_ASSERT((op >= SLJIT_BREAKPOINT && op <= SLJIT_SMUL)
 947                 || ((op & ~SLJIT_INT_OP) >= SLJIT_UDIV && (op & ~SLJIT_INT_OP) <= SLJIT_SDIV));
 948 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
 949         if (SLJIT_UNLIKELY(!!compiler->verbose))
 950                 fprintf(compiler->verbose, "  %s%s\n", !(op & SLJIT_INT_OP) ? "" : "i", op_names[GET_OPCODE(op)]);
 951 #endif
 952 }
 953
 954 static SLJIT_INLINE void check_sljit_emit_op1(struct sljit_compiler *compiler, sljit_si op,
 955         sljit_si dst, sljit_sw dstw,
 956         sljit_si src, sljit_sw srcw)
 957 {
 958         /* If debug and verbose are disabled, all arguments are unused. */
 959         SLJIT_UNUSED_ARG(compiler);
 960         SLJIT_UNUSED_ARG(op);
 961         SLJIT_UNUSED_ARG(dst);
 962         SLJIT_UNUSED_ARG(dstw);
 963         SLJIT_UNUSED_ARG(src);
 964         SLJIT_UNUSED_ARG(srcw);
 965
 966 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
 967         if (SLJIT_UNLIKELY(compiler->skip_checks)) {
 968                 compiler->skip_checks = 0;
 969                 return;
 970         }
 971 #endif
 972
 973         SLJIT_ASSERT(GET_OPCODE(op) >= SLJIT_MOV && GET_OPCODE(op) <= SLJIT_CLZ);
 974 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
 975         FUNCTION_CHECK_OP();
 976         FUNCTION_CHECK_SRC(src, srcw);
 977         FUNCTION_CHECK_DST(dst, dstw);
 978         FUNCTION_CHECK_OP1();
 979 #endif
 980 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
 981         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
 982                 fprintf(compiler->verbose, "  %s%s%s%s%s%s%s%s ", !(op & SLJIT_INT_OP) ? "" : "i", op_names[GET_OPCODE(op)],
 983                         !(op & SLJIT_SET_E) ? "" : ".e", !(op & SLJIT_SET_U) ? "" : ".u", !(op & SLJIT_SET_S) ? "" : ".s",
 984                         !(op & SLJIT_SET_O) ? "" : ".o", !(op & SLJIT_SET_C) ? "" : ".c", !(op & SLJIT_KEEP_FLAGS) ? "" : ".k");
 985                 sljit_verbose_param(dst, dstw);
 986                 fprintf(compiler->verbose, ", ");
 987                 sljit_verbose_param(src, srcw);
 988                 fprintf(compiler->verbose, "\n");
 989         }
 990 #endif
 991 }
 992
 993 static SLJIT_INLINE void check_sljit_emit_op2(struct sljit_compiler *compiler, sljit_si op,
 994         sljit_si dst, sljit_sw dstw,
 995         sljit_si src1, sljit_sw src1w,
 996         sljit_si src2, sljit_sw src2w)
 997 {
 998         /* If debug and verbose are disabled, all arguments are unused. */
 999         SLJIT_UNUSED_ARG(compiler);
1000         SLJIT_UNUSED_ARG(op);
1001         SLJIT_UNUSED_ARG(dst);
1002         SLJIT_UNUSED_ARG(dstw);
1003         SLJIT_UNUSED_ARG(src1);
1004         SLJIT_UNUSED_ARG(src1w);
1005         SLJIT_UNUSED_ARG(src2);
1006         SLJIT_UNUSED_ARG(src2w);
1007
1008 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
1009         if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1010                 compiler->skip_checks = 0;
1011                 return;
1012         }
1013 #endif
1014
1015         SLJIT_ASSERT(GET_OPCODE(op) >= SLJIT_ADD && GET_OPCODE(op) <= SLJIT_ASHR);
1016 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
1017         FUNCTION_CHECK_OP();
1018         FUNCTION_CHECK_SRC(src1, src1w);
1019         FUNCTION_CHECK_SRC(src2, src2w);
1020         FUNCTION_CHECK_DST(dst, dstw);
1021 #endif
1022 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1023         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1024                 fprintf(compiler->verbose, "  %s%s%s%s%s%s%s%s ", !(op & SLJIT_INT_OP) ? "" : "i", op_names[GET_OPCODE(op)],
1025                         !(op & SLJIT_SET_E) ? "" : ".e", !(op & SLJIT_SET_U) ? "" : ".u", !(op & SLJIT_SET_S) ? "" : ".s",
1026                         !(op & SLJIT_SET_O) ? "" : ".o", !(op & SLJIT_SET_C) ? "" : ".c", !(op & SLJIT_KEEP_FLAGS) ? "" : ".k");
1027                 sljit_verbose_param(dst, dstw);
1028                 fprintf(compiler->verbose, ", ");
1029                 sljit_verbose_param(src1, src1w);
1030                 fprintf(compiler->verbose, ", ");
1031                 sljit_verbose_param(src2, src2w);
1032                 fprintf(compiler->verbose, "\n");
1033         }
1034 #endif
1035 }
1036
1037 static SLJIT_INLINE void check_sljit_get_register_index(sljit_si reg)
1038 {
1039         SLJIT_UNUSED_ARG(reg);
1040         SLJIT_ASSERT(reg > 0 && reg <= SLJIT_NO_REGISTERS);
1041 }
1042
1043 static SLJIT_INLINE void check_sljit_get_float_register_index(sljit_si reg)
1044 {
1045         SLJIT_UNUSED_ARG(reg);
1046         SLJIT_ASSERT(reg > 0 && reg <= SLJIT_NO_FLOAT_REGISTERS);
1047 }
1048
1049 static SLJIT_INLINE void check_sljit_emit_op_custom(struct sljit_compiler *compiler,
1050         void *instruction, sljit_si size)
1051 {
1052         SLJIT_UNUSED_ARG(compiler);
1053         SLJIT_UNUSED_ARG(instruction);
1054         SLJIT_UNUSED_ARG(size);
1055         SLJIT_ASSERT(instruction);
1056 }
1057
1058 static SLJIT_INLINE void check_sljit_emit_fop1(struct sljit_compiler *compiler, sljit_si op,
1059         sljit_si dst, sljit_sw dstw,
1060         sljit_si src, sljit_sw srcw)
1061 {
1062         /* If debug and verbose are disabled, all arguments are unused. */
1063         SLJIT_UNUSED_ARG(compiler);
1064         SLJIT_UNUSED_ARG(op);
1065         SLJIT_UNUSED_ARG(dst);
1066         SLJIT_UNUSED_ARG(dstw);
1067         SLJIT_UNUSED_ARG(src);
1068         SLJIT_UNUSED_ARG(srcw);
1069
1070 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
1071         if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1072                 compiler->skip_checks = 0;
1073                 return;
1074         }
1075 #endif
1076
1077         SLJIT_ASSERT(sljit_is_fpu_available());
1078         SLJIT_ASSERT(GET_OPCODE(op) >= SLJIT_CMPD && GET_OPCODE(op) <= SLJIT_ABSD);
1079 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
1080         FUNCTION_CHECK_OP();
1081         FUNCTION_FCHECK(src, srcw);
1082         FUNCTION_FCHECK(dst, dstw);
1083 #endif
1084 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1085         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1086                 fprintf(compiler->verbose, "  %s%s%s%s ", op_names[GET_OPCODE(op)], (op & SLJIT_SINGLE_OP) ? "s" : "d",
1087                         !(op & SLJIT_SET_E) ? "" : ".e", !(op & SLJIT_SET_S) ? "" : ".s");
1088                 sljit_verbose_fparam(dst, dstw);
1089                 fprintf(compiler->verbose, ", ");
1090                 sljit_verbose_fparam(src, srcw);
1091                 fprintf(compiler->verbose, "\n");
1092         }
1093 #endif
1094 }
1095
1096 static SLJIT_INLINE void check_sljit_emit_fop2(struct sljit_compiler *compiler, sljit_si op,
1097         sljit_si dst, sljit_sw dstw,
1098         sljit_si src1, sljit_sw src1w,
1099         sljit_si src2, sljit_sw src2w)
1100 {
1101         /* If debug and verbose are disabled, all arguments are unused. */
1102         SLJIT_UNUSED_ARG(compiler);
1103         SLJIT_UNUSED_ARG(op);
1104         SLJIT_UNUSED_ARG(dst);
1105         SLJIT_UNUSED_ARG(dstw);
1106         SLJIT_UNUSED_ARG(src1);
1107         SLJIT_UNUSED_ARG(src1w);
1108         SLJIT_UNUSED_ARG(src2);
1109         SLJIT_UNUSED_ARG(src2w);
1110
1111         SLJIT_ASSERT(sljit_is_fpu_available());
1112         SLJIT_ASSERT(GET_OPCODE(op) >= SLJIT_ADDD && GET_OPCODE(op) <= SLJIT_DIVD);
1113 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
1114         FUNCTION_CHECK_OP();
1115         FUNCTION_FCHECK(src1, src1w);
1116         FUNCTION_FCHECK(src2, src2w);
1117         FUNCTION_FCHECK(dst, dstw);
1118 #endif
1119 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1120         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1121                 fprintf(compiler->verbose, "  %s%s ", op_names[GET_OPCODE(op)], (op & SLJIT_SINGLE_OP) ? "s" : "d");
1122                 sljit_verbose_fparam(dst, dstw);
1123                 fprintf(compiler->verbose, ", ");
1124                 sljit_verbose_fparam(src1, src1w);
1125                 fprintf(compiler->verbose, ", ");
1126                 sljit_verbose_fparam(src2, src2w);
1127                 fprintf(compiler->verbose, "\n");
1128         }
1129 #endif
1130 }
1131
1132 static SLJIT_INLINE void check_sljit_emit_label(struct sljit_compiler *compiler)
1133 {
1134         /* If debug and verbose are disabled, all arguments are unused. */
1135         SLJIT_UNUSED_ARG(compiler);
1136
1137 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1138         if (SLJIT_UNLIKELY(!!compiler->verbose))
1139                 fprintf(compiler->verbose, "label:\n");
1140 #endif
1141 }
1142
1143 static SLJIT_INLINE void check_sljit_emit_jump(struct sljit_compiler *compiler, sljit_si type)
1144 {
1145         /* If debug and verbose are disabled, all arguments are unused. */
1146         SLJIT_UNUSED_ARG(compiler);
1147         SLJIT_UNUSED_ARG(type);
1148
1149 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
1150         if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1151                 compiler->skip_checks = 0;
1152                 return;
1153         }
1154 #endif
1155
1156         SLJIT_ASSERT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP)));
1157         SLJIT_ASSERT((type & 0xff) >= SLJIT_C_EQUAL && (type & 0xff) <= SLJIT_CALL3);
1158 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1159         if (SLJIT_UNLIKELY(!!compiler->verbose))
1160                 fprintf(compiler->verbose, "  jump%s.%s\n", !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r", jump_names[type & 0xff]);
1161 #endif
1162 }
1163
1164 static SLJIT_INLINE void check_sljit_emit_cmp(struct sljit_compiler *compiler, sljit_si type,
1165         sljit_si src1, sljit_sw src1w,
1166         sljit_si src2, sljit_sw src2w)
1167 {
1168         SLJIT_UNUSED_ARG(compiler);
1169         SLJIT_UNUSED_ARG(type);
1170         SLJIT_UNUSED_ARG(src1);
1171         SLJIT_UNUSED_ARG(src1w);
1172         SLJIT_UNUSED_ARG(src2);
1173         SLJIT_UNUSED_ARG(src2w);
1174
1175         SLJIT_ASSERT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP | SLJIT_INT_OP)));
1176         SLJIT_ASSERT((type & 0xff) >= SLJIT_C_EQUAL && (type & 0xff) <= SLJIT_C_SIG_LESS_EQUAL);
1177 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
1178         FUNCTION_CHECK_SRC(src1, src1w);
1179         FUNCTION_CHECK_SRC(src2, src2w);
1180 #endif
1181 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1182         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1183                 fprintf(compiler->verbose, "  %scmp%s.%s ", !(type & SLJIT_INT_OP) ? "" : "i", !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r", jump_names[type & 0xff]);
1184                 sljit_verbose_param(src1, src1w);
1185                 fprintf(compiler->verbose, ", ");
1186                 sljit_verbose_param(src2, src2w);
1187                 fprintf(compiler->verbose, "\n");
1188         }
1189 #endif
1190 }
1191
1192 static SLJIT_INLINE void check_sljit_emit_fcmp(struct sljit_compiler *compiler, sljit_si type,
1193         sljit_si src1, sljit_sw src1w,
1194         sljit_si src2, sljit_sw src2w)
1195 {
1196         SLJIT_UNUSED_ARG(compiler);
1197         SLJIT_UNUSED_ARG(type);
1198         SLJIT_UNUSED_ARG(src1);
1199         SLJIT_UNUSED_ARG(src1w);
1200         SLJIT_UNUSED_ARG(src2);
1201         SLJIT_UNUSED_ARG(src2w);
1202
1203         SLJIT_ASSERT(sljit_is_fpu_available());
1204         SLJIT_ASSERT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP | SLJIT_SINGLE_OP)));
1205         SLJIT_ASSERT((type & 0xff) >= SLJIT_C_FLOAT_EQUAL && (type & 0xff) <= SLJIT_C_FLOAT_ORDERED);
1206 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
1207         FUNCTION_FCHECK(src1, src1w);
1208         FUNCTION_FCHECK(src2, src2w);
1209 #endif
1210 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1211         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1212                 fprintf(compiler->verbose, "  %scmp%s.%s ", (type & SLJIT_SINGLE_OP) ? "s" : "d",
1213                         !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r", jump_names[type & 0xff]);
1214                 sljit_verbose_fparam(src1, src1w);
1215                 fprintf(compiler->verbose, ", ");
1216                 sljit_verbose_fparam(src2, src2w);
1217                 fprintf(compiler->verbose, "\n");
1218         }
1219 #endif
1220 }
1221
1222 static SLJIT_INLINE void check_sljit_emit_ijump(struct sljit_compiler *compiler, sljit_si type, sljit_si src, sljit_sw srcw)
1223 {
1224         /* If debug and verbose are disabled, all arguments are unused. */
1225         SLJIT_UNUSED_ARG(compiler);
1226         SLJIT_UNUSED_ARG(type);
1227         SLJIT_UNUSED_ARG(src);
1228         SLJIT_UNUSED_ARG(srcw);
1229
1230 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
1231         if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1232                 compiler->skip_checks = 0;
1233                 return;
1234         }
1235 #endif
1236
1237         SLJIT_ASSERT(type >= SLJIT_JUMP && type <= SLJIT_CALL3);
1238 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
1239         FUNCTION_CHECK_SRC(src, srcw);
1240 #endif
1241 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1242         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1243                 fprintf(compiler->verbose, "  ijump.%s ", jump_names[type]);
1244                 sljit_verbose_param(src, srcw);
1245                 fprintf(compiler->verbose, "\n");
1246         }
1247 #endif
1248 }
1249
1250 static SLJIT_INLINE void check_sljit_emit_op_flags(struct sljit_compiler *compiler, sljit_si op,
1251         sljit_si dst, sljit_sw dstw,
1252         sljit_si src, sljit_sw srcw,
1253         sljit_si type)
1254 {
1255         /* If debug and verbose are disabled, all arguments are unused. */
1256         SLJIT_UNUSED_ARG(compiler);
1257         SLJIT_UNUSED_ARG(op);
1258         SLJIT_UNUSED_ARG(dst);
1259         SLJIT_UNUSED_ARG(dstw);
1260         SLJIT_UNUSED_ARG(src);
1261         SLJIT_UNUSED_ARG(srcw);
1262         SLJIT_UNUSED_ARG(type);
1263
1264         SLJIT_ASSERT(type >= SLJIT_C_EQUAL && type < SLJIT_JUMP);
1265         SLJIT_ASSERT(op == SLJIT_MOV || GET_OPCODE(op) == SLJIT_MOV_UI || GET_OPCODE(op) == SLJIT_MOV_SI
1266                 || (GET_OPCODE(op) >= SLJIT_AND && GET_OPCODE(op) <= SLJIT_XOR));
1267         SLJIT_ASSERT((op & (SLJIT_SET_U | SLJIT_SET_S | SLJIT_SET_O | SLJIT_SET_C)) == 0);
1268         SLJIT_ASSERT((op & (SLJIT_SET_E | SLJIT_KEEP_FLAGS)) != (SLJIT_SET_E | SLJIT_KEEP_FLAGS));
1269 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
1270         if (GET_OPCODE(op) < SLJIT_ADD) {
1271                 SLJIT_ASSERT(src == SLJIT_UNUSED && srcw == 0);
1272         } else {
1273                 SLJIT_ASSERT(src == dst && srcw == dstw);
1274         }
1275         FUNCTION_CHECK_DST(dst, dstw);
1276 #endif
1277 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1278         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1279                 fprintf(compiler->verbose, "  %sflags.%s%s%s ", !(op & SLJIT_INT_OP) ? "" : "i",
1280                         op_names[GET_OPCODE(op)], !(op & SLJIT_SET_E) ? "" : ".e", !(op & SLJIT_KEEP_FLAGS) ? "" : ".k");
1281                 sljit_verbose_param(dst, dstw);
1282                 if (src != SLJIT_UNUSED) {
1283                         fprintf(compiler->verbose, ", ");
1284                         sljit_verbose_param(src, srcw);
1285                 }
1286                 fprintf(compiler->verbose, ", %s\n", jump_names[type]);
1287         }
1288 #endif
1289 }
1290
1291 static SLJIT_INLINE void check_sljit_get_local_base(struct sljit_compiler *compiler, sljit_si dst, sljit_sw dstw, sljit_sw offset)
1292 {
1293         SLJIT_UNUSED_ARG(compiler);
1294         SLJIT_UNUSED_ARG(dst);
1295         SLJIT_UNUSED_ARG(dstw);
1296         SLJIT_UNUSED_ARG(offset);
1297
1298 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
1299         FUNCTION_CHECK_DST(dst, dstw);
1300 #endif
1301 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1302         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1303                 fprintf(compiler->verbose, "  local_base ");
1304                 sljit_verbose_param(dst, dstw);
1305                 fprintf(compiler->verbose, ", #%" SLJIT_PRINT_D "d\n", offset);
1306         }
1307 #endif
1308 }
1309
1310 static SLJIT_INLINE void check_sljit_emit_const(struct sljit_compiler *compiler, sljit_si dst, sljit_sw dstw, sljit_sw init_value)
1311 {
1312         /* If debug and verbose are disabled, all arguments are unused. */
1313         SLJIT_UNUSED_ARG(compiler);
1314         SLJIT_UNUSED_ARG(dst);
1315         SLJIT_UNUSED_ARG(dstw);
1316         SLJIT_UNUSED_ARG(init_value);
1317
1318 #if (defined SLJIT_DEBUG && SLJIT_DEBUG)
1319         FUNCTION_CHECK_DST(dst, dstw);
1320 #endif
1321 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1322         if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1323                 fprintf(compiler->verbose, "  const ");
1324                 sljit_verbose_param(dst, dstw);
1325                 fprintf(compiler->verbose, ", #%" SLJIT_PRINT_D "d\n", init_value);
1326         }
1327 #endif
1328 }
1329
1330 static SLJIT_INLINE sljit_si emit_mov_before_return(struct sljit_compiler *compiler, sljit_si op, sljit_si src, sljit_sw srcw)
1331 {
1332         /* Return if don't need to do anything. */
1333         if (op == SLJIT_UNUSED)
1334                 return SLJIT_SUCCESS;
1335
1336 #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
1337         /* At the moment the pointer size is always equal to sljit_sw. May be changed in the future. */
1338         if (src == SLJIT_RETURN_REG && (op == SLJIT_MOV || op == SLJIT_MOV_P))
1339                 return SLJIT_SUCCESS;
1340 #else
1341         if (src == SLJIT_RETURN_REG && (op == SLJIT_MOV || op == SLJIT_MOV_UI || op == SLJIT_MOV_SI || op == SLJIT_MOV_P))
1342                 return SLJIT_SUCCESS;
1343 #endif
1344
1345 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
1346         compiler->skip_checks = 1;
1347 #endif
1348         return sljit_emit_op1(compiler, op, SLJIT_RETURN_REG, 0, src, srcw);
1349 }
1350
1351 /* CPU description section */
1352
1353 #if (defined SLJIT_32BIT_ARCHITECTURE && SLJIT_32BIT_ARCHITECTURE)
1354 #define SLJIT_CPUINFO_PART1 " 32bit ("
1355 #elif (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
1356 #define SLJIT_CPUINFO_PART1 " 64bit ("
1357 #else
1358 #error "Internal error: CPU type info missing"
1359 #endif
1360
1361 #if (defined SLJIT_LITTLE_ENDIAN && SLJIT_LITTLE_ENDIAN)
1362 #define SLJIT_CPUINFO_PART2 "little endian + "
1363 #elif (defined SLJIT_BIG_ENDIAN && SLJIT_BIG_ENDIAN)
1364 #define SLJIT_CPUINFO_PART2 "big endian + "
1365 #else
1366 #error "Internal error: CPU type info missing"
1367 #endif
1368
1369 #if (defined SLJIT_UNALIGNED && SLJIT_UNALIGNED)
1370 #define SLJIT_CPUINFO_PART3 "unaligned)"
1371 #else
1372 #define SLJIT_CPUINFO_PART3 "aligned)"
1373 #endif
1374
1375 #define SLJIT_CPUINFO SLJIT_CPUINFO_PART1 SLJIT_CPUINFO_PART2 SLJIT_CPUINFO_PART3
1376
1377 #if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
1378 #       include "sljitNativeX86_common.c"
1379 #elif (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
1380 #       include "sljitNativeX86_common.c"
1381 #elif (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
1382 #       include "sljitNativeARM_32.c"
1383 #elif (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7)
1384 #       include "sljitNativeARM_32.c"
1385 #elif (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
1386 #       include "sljitNativeARM_T2_32.c"
1387 #elif (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
1388 #       include "sljitNativeARM_64.c"
1389 #elif (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32)
1390 #       include "sljitNativePPC_common.c"
1391 #elif (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
1392 #       include "sljitNativePPC_common.c"
1393 #elif (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
1394 #       include "sljitNativeMIPS_common.c"
1395 #elif (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
1396 #       include "sljitNativeMIPS_common.c"
1397 #elif (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
1398 #       include "sljitNativeSPARC_common.c"
1399 #elif (defined SLJIT_CONFIG_TILEGX && SLJIT_CONFIG_TILEGX)
1400 #       include "sljitNativeTILEGX_64.c"
1401 #endif
1402
1403 #if !(defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32) && !(defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
1404
1405 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_cmp(struct sljit_compiler *compiler, sljit_si type,
1406         sljit_si src1, sljit_sw src1w,
1407         sljit_si src2, sljit_sw src2w)
1408 {
1409         /* Default compare for most architectures. */
1410         sljit_si flags, tmp_src, condition;
1411         sljit_sw tmp_srcw;
1412
1413         CHECK_ERROR_PTR();
1414         check_sljit_emit_cmp(compiler, type, src1, src1w, src2, src2w);
1415
1416         condition = type & 0xff;
1417 #if (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
1418         if ((condition == SLJIT_C_EQUAL || condition == SLJIT_C_NOT_EQUAL)) {
1419                 if ((src1 & SLJIT_IMM) && !src1w) {
1420                         src1 = src2;
1421                         src1w = src2w;
1422                         src2 = SLJIT_IMM;
1423                         src2w = 0;
1424                 }
1425                 if ((src2 & SLJIT_IMM) && !src2w)
1426                         return emit_cmp_to0(compiler, type, src1, src1w);
1427         }
1428 #endif
1429
1430         if (SLJIT_UNLIKELY((src1 & SLJIT_IMM) && !(src2 & SLJIT_IMM))) {
1431                 /* Immediate is prefered as second argument by most architectures. */
1432                 switch (condition) {
1433                 case SLJIT_C_LESS:
1434                         condition = SLJIT_C_GREATER;
1435                         break;
1436                 case SLJIT_C_GREATER_EQUAL:
1437                         condition = SLJIT_C_LESS_EQUAL;
1438                         break;
1439                 case SLJIT_C_GREATER:
1440                         condition = SLJIT_C_LESS;
1441                         break;
1442                 case SLJIT_C_LESS_EQUAL:
1443                         condition = SLJIT_C_GREATER_EQUAL;
1444                         break;
1445                 case SLJIT_C_SIG_LESS:
1446                         condition = SLJIT_C_SIG_GREATER;
1447                         break;
1448                 case SLJIT_C_SIG_GREATER_EQUAL:
1449                         condition = SLJIT_C_SIG_LESS_EQUAL;
1450                         break;
1451                 case SLJIT_C_SIG_GREATER:
1452                         condition = SLJIT_C_SIG_LESS;
1453                         break;
1454                 case SLJIT_C_SIG_LESS_EQUAL:
1455                         condition = SLJIT_C_SIG_GREATER_EQUAL;
1456                         break;
1457                 }
1458                 type = condition | (type & (SLJIT_INT_OP | SLJIT_REWRITABLE_JUMP));
1459                 tmp_src = src1;
1460                 src1 = src2;
1461                 src2 = tmp_src;
1462                 tmp_srcw = src1w;
1463                 src1w = src2w;
1464                 src2w = tmp_srcw;
1465         }
1466
1467         if (condition <= SLJIT_C_NOT_ZERO)
1468                 flags = SLJIT_SET_E;
1469         else if (condition <= SLJIT_C_LESS_EQUAL)
1470                 flags = SLJIT_SET_U;
1471         else
1472                 flags = SLJIT_SET_S;
1473
1474 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
1475         compiler->skip_checks = 1;
1476 #endif
1477         PTR_FAIL_IF(sljit_emit_op2(compiler, SLJIT_SUB | flags | (type & SLJIT_INT_OP),
1478                 SLJIT_UNUSED, 0, src1, src1w, src2, src2w));
1479 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
1480         compiler->skip_checks = 1;
1481 #endif
1482         return sljit_emit_jump(compiler, condition | (type & SLJIT_REWRITABLE_JUMP));
1483 }
1484
1485 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_fcmp(struct sljit_compiler *compiler, sljit_si type,
1486         sljit_si src1, sljit_sw src1w,
1487         sljit_si src2, sljit_sw src2w)
1488 {
1489         sljit_si flags, condition;
1490
1491         check_sljit_emit_fcmp(compiler, type, src1, src1w, src2, src2w);
1492
1493         condition = type & 0xff;
1494         flags = (condition <= SLJIT_C_FLOAT_NOT_EQUAL) ? SLJIT_SET_E : SLJIT_SET_S;
1495         if (type & SLJIT_SINGLE_OP)
1496                 flags |= SLJIT_SINGLE_OP;
1497
1498 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
1499         compiler->skip_checks = 1;
1500 #endif
1501         sljit_emit_fop1(compiler, SLJIT_CMPD | flags, src1, src1w, src2, src2w);
1502
1503 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
1504         compiler->skip_checks = 1;
1505 #endif
1506         return sljit_emit_jump(compiler, condition | (type & SLJIT_REWRITABLE_JUMP));
1507 }
1508
1509 #endif
1510
1511 #if !(defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) && !(defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
1512
1513 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_get_local_base(struct sljit_compiler *compiler, sljit_si dst, sljit_sw dstw, sljit_sw offset)
1514 {
1515         CHECK_ERROR();
1516         check_sljit_get_local_base(compiler, dst, dstw, offset);
1517
1518         ADJUST_LOCAL_OFFSET(SLJIT_MEM1(SLJIT_LOCALS_REG), offset);
1519 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) || (defined SLJIT_DEBUG && SLJIT_DEBUG)
1520         compiler->skip_checks = 1;
1521 #endif
1522         if (offset != 0)
1523                 return sljit_emit_op2(compiler, SLJIT_ADD | SLJIT_KEEP_FLAGS, dst, dstw, SLJIT_LOCALS_REG, 0, SLJIT_IMM, offset);
1524         return sljit_emit_op1(compiler, SLJIT_MOV, dst, dstw, SLJIT_LOCALS_REG, 0);
1525 }
1526
1527 #endif
1528
1529 #else /* SLJIT_CONFIG_UNSUPPORTED */
1530
1531 /* Empty function bodies for those machines, which are not (yet) supported. */
1532
1533 SLJIT_API_FUNC_ATTRIBUTE SLJIT_CONST char* sljit_get_platform_name(void)
1534 {
1535         return "unsupported";
1536 }
1537
1538 SLJIT_API_FUNC_ATTRIBUTE struct sljit_compiler* sljit_create_compiler(void)
1539 {
1540         SLJIT_ASSERT_STOP();
1541         return NULL;
1542 }
1543
1544 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_compiler(struct sljit_compiler *compiler)
1545 {
1546         SLJIT_UNUSED_ARG(compiler);
1547         SLJIT_ASSERT_STOP();
1548 }
1549
1550 SLJIT_API_FUNC_ATTRIBUTE void* sljit_alloc_memory(struct sljit_compiler *compiler, sljit_si size)
1551 {
1552         SLJIT_UNUSED_ARG(compiler);
1553         SLJIT_UNUSED_ARG(size);
1554         SLJIT_ASSERT_STOP();
1555         return NULL;
1556 }
1557
1558 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1559 SLJIT_API_FUNC_ATTRIBUTE void sljit_compiler_verbose(struct sljit_compiler *compiler, FILE* verbose)
1560 {
1561         SLJIT_UNUSED_ARG(compiler);
1562         SLJIT_UNUSED_ARG(verbose);
1563         SLJIT_ASSERT_STOP();
1564 }
1565 #endif
1566
1567 SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compiler)
1568 {
1569         SLJIT_UNUSED_ARG(compiler);
1570         SLJIT_ASSERT_STOP();
1571         return NULL;
1572 }
1573
1574 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
1575 {
1576         SLJIT_UNUSED_ARG(code);
1577         SLJIT_ASSERT_STOP();
1578 }
1579
1580 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_enter(struct sljit_compiler *compiler, sljit_si args, sljit_si scratches, sljit_si saveds, sljit_si local_size)
1581 {
1582         SLJIT_UNUSED_ARG(compiler);
1583         SLJIT_UNUSED_ARG(args);
1584         SLJIT_UNUSED_ARG(scratches);
1585         SLJIT_UNUSED_ARG(saveds);
1586         SLJIT_UNUSED_ARG(local_size);
1587         SLJIT_ASSERT_STOP();
1588         return SLJIT_ERR_UNSUPPORTED;
1589 }
1590
1591 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_context(struct sljit_compiler *compiler, sljit_si args, sljit_si scratches, sljit_si saveds, sljit_si local_size)
1592 {
1593         SLJIT_UNUSED_ARG(compiler);
1594         SLJIT_UNUSED_ARG(args);
1595         SLJIT_UNUSED_ARG(scratches);
1596         SLJIT_UNUSED_ARG(saveds);
1597         SLJIT_UNUSED_ARG(local_size);
1598         SLJIT_ASSERT_STOP();
1599 }
1600
1601 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_return(struct sljit_compiler *compiler, sljit_si op, sljit_si src, sljit_sw srcw)
1602 {
1603         SLJIT_UNUSED_ARG(compiler);
1604         SLJIT_UNUSED_ARG(op);
1605         SLJIT_UNUSED_ARG(src);
1606         SLJIT_UNUSED_ARG(srcw);
1607         SLJIT_ASSERT_STOP();
1608         return SLJIT_ERR_UNSUPPORTED;
1609 }
1610
1611 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_si dst, sljit_sw dstw)
1612 {
1613         SLJIT_UNUSED_ARG(compiler);
1614         SLJIT_UNUSED_ARG(dst);
1615         SLJIT_UNUSED_ARG(dstw);
1616         SLJIT_ASSERT_STOP();
1617         return SLJIT_ERR_UNSUPPORTED;
1618 }
1619
1620 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_fast_return(struct sljit_compiler *compiler, sljit_si src, sljit_sw srcw)
1621 {
1622         SLJIT_UNUSED_ARG(compiler);
1623         SLJIT_UNUSED_ARG(src);
1624         SLJIT_UNUSED_ARG(srcw);
1625         SLJIT_ASSERT_STOP();
1626         return SLJIT_ERR_UNSUPPORTED;
1627 }
1628
1629 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_op0(struct sljit_compiler *compiler, sljit_si op)
1630 {
1631         SLJIT_UNUSED_ARG(compiler);
1632         SLJIT_UNUSED_ARG(op);
1633         SLJIT_ASSERT_STOP();
1634         return SLJIT_ERR_UNSUPPORTED;
1635 }
1636
1637 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_op1(struct sljit_compiler *compiler, sljit_si op,
1638         sljit_si dst, sljit_sw dstw,
1639         sljit_si src, sljit_sw srcw)
1640 {
1641         SLJIT_UNUSED_ARG(compiler);
1642         SLJIT_UNUSED_ARG(op);
1643         SLJIT_UNUSED_ARG(dst);
1644         SLJIT_UNUSED_ARG(dstw);
1645         SLJIT_UNUSED_ARG(src);
1646         SLJIT_UNUSED_ARG(srcw);
1647         SLJIT_ASSERT_STOP();
1648         return SLJIT_ERR_UNSUPPORTED;
1649 }
1650
1651 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_op2(struct sljit_compiler *compiler, sljit_si op,
1652         sljit_si dst, sljit_sw dstw,
1653         sljit_si src1, sljit_sw src1w,
1654         sljit_si src2, sljit_sw src2w)
1655 {
1656         SLJIT_UNUSED_ARG(compiler);
1657         SLJIT_UNUSED_ARG(op);
1658         SLJIT_UNUSED_ARG(dst);
1659         SLJIT_UNUSED_ARG(dstw);
1660         SLJIT_UNUSED_ARG(src1);
1661         SLJIT_UNUSED_ARG(src1w);
1662         SLJIT_UNUSED_ARG(src2);
1663         SLJIT_UNUSED_ARG(src2w);
1664         SLJIT_ASSERT_STOP();
1665         return SLJIT_ERR_UNSUPPORTED;
1666 }
1667
1668 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_get_register_index(sljit_si reg)
1669 {
1670         SLJIT_ASSERT_STOP();
1671         return reg;
1672 }
1673
1674 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_op_custom(struct sljit_compiler *compiler,
1675         void *instruction, sljit_si size)
1676 {
1677         SLJIT_UNUSED_ARG(compiler);
1678         SLJIT_UNUSED_ARG(instruction);
1679         SLJIT_UNUSED_ARG(size);
1680         SLJIT_ASSERT_STOP();
1681         return SLJIT_ERR_UNSUPPORTED;
1682 }
1683
1684 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_is_fpu_available(void)
1685 {
1686         SLJIT_ASSERT_STOP();
1687         return 0;
1688 }
1689
1690 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_fop1(struct sljit_compiler *compiler, sljit_si op,
1691         sljit_si dst, sljit_sw dstw,
1692         sljit_si src, sljit_sw srcw)
1693 {
1694         SLJIT_UNUSED_ARG(compiler);
1695         SLJIT_UNUSED_ARG(op);
1696         SLJIT_UNUSED_ARG(dst);
1697         SLJIT_UNUSED_ARG(dstw);
1698         SLJIT_UNUSED_ARG(src);
1699         SLJIT_UNUSED_ARG(srcw);
1700         SLJIT_ASSERT_STOP();
1701         return SLJIT_ERR_UNSUPPORTED;
1702 }
1703
1704 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_fop2(struct sljit_compiler *compiler, sljit_si op,
1705         sljit_si dst, sljit_sw dstw,
1706         sljit_si src1, sljit_sw src1w,
1707         sljit_si src2, sljit_sw src2w)
1708 {
1709         SLJIT_UNUSED_ARG(compiler);
1710         SLJIT_UNUSED_ARG(op);
1711         SLJIT_UNUSED_ARG(dst);
1712         SLJIT_UNUSED_ARG(dstw);
1713         SLJIT_UNUSED_ARG(src1);
1714         SLJIT_UNUSED_ARG(src1w);
1715         SLJIT_UNUSED_ARG(src2);
1716         SLJIT_UNUSED_ARG(src2w);
1717         SLJIT_ASSERT_STOP();
1718         return SLJIT_ERR_UNSUPPORTED;
1719 }
1720
1721 SLJIT_API_FUNC_ATTRIBUTE struct sljit_label* sljit_emit_label(struct sljit_compiler *compiler)
1722 {
1723         SLJIT_UNUSED_ARG(compiler);
1724         SLJIT_ASSERT_STOP();
1725         return NULL;
1726 }
1727
1728 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, sljit_si type)
1729 {
1730         SLJIT_UNUSED_ARG(compiler);
1731         SLJIT_UNUSED_ARG(type);
1732         SLJIT_ASSERT_STOP();
1733         return NULL;
1734 }
1735
1736 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_cmp(struct sljit_compiler *compiler, sljit_si type,
1737         sljit_si src1, sljit_sw src1w,
1738         sljit_si src2, sljit_sw src2w)
1739 {
1740         SLJIT_UNUSED_ARG(compiler);
1741         SLJIT_UNUSED_ARG(type);
1742         SLJIT_UNUSED_ARG(src1);
1743         SLJIT_UNUSED_ARG(src1w);
1744         SLJIT_UNUSED_ARG(src2);
1745         SLJIT_UNUSED_ARG(src2w);
1746         SLJIT_ASSERT_STOP();
1747         return NULL;
1748 }
1749
1750 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_fcmp(struct sljit_compiler *compiler, sljit_si type,
1751         sljit_si src1, sljit_sw src1w,
1752         sljit_si src2, sljit_sw src2w)
1753 {
1754         SLJIT_UNUSED_ARG(compiler);
1755         SLJIT_UNUSED_ARG(type);
1756         SLJIT_UNUSED_ARG(src1);
1757         SLJIT_UNUSED_ARG(src1w);
1758         SLJIT_UNUSED_ARG(src2);
1759         SLJIT_UNUSED_ARG(src2w);
1760         SLJIT_ASSERT_STOP();
1761         return NULL;
1762 }
1763
1764 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_label(struct sljit_jump *jump, struct sljit_label* label)
1765 {
1766         SLJIT_UNUSED_ARG(jump);
1767         SLJIT_UNUSED_ARG(label);
1768         SLJIT_ASSERT_STOP();
1769 }
1770
1771 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_target(struct sljit_jump *jump, sljit_uw target)
1772 {
1773         SLJIT_UNUSED_ARG(jump);
1774         SLJIT_UNUSED_ARG(target);
1775         SLJIT_ASSERT_STOP();
1776 }
1777
1778 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_ijump(struct sljit_compiler *compiler, sljit_si type, sljit_si src, sljit_sw srcw)
1779 {
1780         SLJIT_UNUSED_ARG(compiler);
1781         SLJIT_UNUSED_ARG(type);
1782         SLJIT_UNUSED_ARG(src);
1783         SLJIT_UNUSED_ARG(srcw);
1784         SLJIT_ASSERT_STOP();
1785         return SLJIT_ERR_UNSUPPORTED;
1786 }
1787
1788 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_emit_op_flags(struct sljit_compiler *compiler, sljit_si op,
1789         sljit_si dst, sljit_sw dstw,
1790         sljit_si src, sljit_sw srcw,
1791         sljit_si type)
1792 {
1793         SLJIT_UNUSED_ARG(compiler);
1794         SLJIT_UNUSED_ARG(op);
1795         SLJIT_UNUSED_ARG(dst);
1796         SLJIT_UNUSED_ARG(dstw);
1797         SLJIT_UNUSED_ARG(src);
1798         SLJIT_UNUSED_ARG(srcw);
1799         SLJIT_UNUSED_ARG(type);
1800         SLJIT_ASSERT_STOP();
1801         return SLJIT_ERR_UNSUPPORTED;
1802 }
1803
1804 SLJIT_API_FUNC_ATTRIBUTE sljit_si sljit_get_local_base(struct sljit_compiler *compiler, sljit_si dst, sljit_sw dstw, sljit_sw offset)
1805 {
1806         SLJIT_UNUSED_ARG(compiler);
1807         SLJIT_UNUSED_ARG(dst);
1808         SLJIT_UNUSED_ARG(dstw);
1809         SLJIT_UNUSED_ARG(offset);
1810         SLJIT_ASSERT_STOP();
1811         return SLJIT_ERR_UNSUPPORTED;
1812 }
1813
1814 SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, sljit_si dst, sljit_sw dstw, sljit_sw initval)
1815 {
1816         SLJIT_UNUSED_ARG(compiler);
1817         SLJIT_UNUSED_ARG(dst);
1818         SLJIT_UNUSED_ARG(dstw);
1819         SLJIT_UNUSED_ARG(initval);
1820         SLJIT_ASSERT_STOP();
1821         return NULL;
1822 }
1823
1824 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_jump_addr(sljit_uw addr, sljit_uw new_addr)
1825 {
1826         SLJIT_UNUSED_ARG(addr);
1827         SLJIT_UNUSED_ARG(new_addr);
1828         SLJIT_ASSERT_STOP();
1829 }
1830
1831 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_const(sljit_uw addr, sljit_sw new_constant)
1832 {
1833         SLJIT_UNUSED_ARG(addr);
1834         SLJIT_UNUSED_ARG(new_constant);
1835         SLJIT_ASSERT_STOP();
1836 }
1837
1838 #endif