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sljitLir.c revision 1.6
      1 /*	$NetBSD: sljitLir.c,v 1.6 2019/01/20 23:14:16 alnsn Exp $	*/
      2 
      3 /*
      4  *    Stack-less Just-In-Time compiler
      5  *
      6  *    Copyright Zoltan Herczeg (hzmester (at) freemail.hu). All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without modification, are
      9  * permitted provided that the following conditions are met:
     10  *
     11  *   1. Redistributions of source code must retain the above copyright notice, this list of
     12  *      conditions and the following disclaimer.
     13  *
     14  *   2. Redistributions in binary form must reproduce the above copyright notice, this list
     15  *      of conditions and the following disclaimer in the documentation and/or other materials
     16  *      provided with the distribution.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) AND CONTRIBUTORS ``AS IS'' AND ANY
     19  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
     21  * SHALL THE COPYRIGHT HOLDER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
     23  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
     24  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
     26  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #include "sljitLir.h"
     30 
     31 #if !(defined SLJIT_STD_MACROS_DEFINED && SLJIT_STD_MACROS_DEFINED)
     32 
     33 /* These libraries are needed for the macros below. */
     34 #include <stdlib.h>
     35 #include <string.h>
     36 
     37 #endif /* SLJIT_STD_MACROS_DEFINED */
     38 
     39 #define CHECK_ERROR() \
     40 	do { \
     41 		if (SLJIT_UNLIKELY(compiler->error)) \
     42 			return compiler->error; \
     43 	} while (0)
     44 
     45 #define CHECK_ERROR_PTR() \
     46 	do { \
     47 		if (SLJIT_UNLIKELY(compiler->error)) \
     48 			return NULL; \
     49 	} while (0)
     50 
     51 #define FAIL_IF(expr) \
     52 	do { \
     53 		if (SLJIT_UNLIKELY(expr)) \
     54 			return compiler->error; \
     55 	} while (0)
     56 
     57 #define PTR_FAIL_IF(expr) \
     58 	do { \
     59 		if (SLJIT_UNLIKELY(expr)) \
     60 			return NULL; \
     61 	} while (0)
     62 
     63 #define FAIL_IF_NULL(ptr) \
     64 	do { \
     65 		if (SLJIT_UNLIKELY(!(ptr))) { \
     66 			compiler->error = SLJIT_ERR_ALLOC_FAILED; \
     67 			return SLJIT_ERR_ALLOC_FAILED; \
     68 		} \
     69 	} while (0)
     70 
     71 #define PTR_FAIL_IF_NULL(ptr) \
     72 	do { \
     73 		if (SLJIT_UNLIKELY(!(ptr))) { \
     74 			compiler->error = SLJIT_ERR_ALLOC_FAILED; \
     75 			return NULL; \
     76 		} \
     77 	} while (0)
     78 
     79 #define PTR_FAIL_WITH_EXEC_IF(ptr) \
     80 	do { \
     81 		if (SLJIT_UNLIKELY(!(ptr))) { \
     82 			compiler->error = SLJIT_ERR_EX_ALLOC_FAILED; \
     83 			return NULL; \
     84 		} \
     85 	} while (0)
     86 
     87 #if !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
     88 
     89 #define VARIABLE_FLAG_SHIFT (10)
     90 #define VARIABLE_FLAG_MASK (0x3f << VARIABLE_FLAG_SHIFT)
     91 #define GET_FLAG_TYPE(op) ((op) >> VARIABLE_FLAG_SHIFT)
     92 
     93 #define GET_OPCODE(op) \
     94 	((op) & ~(SLJIT_I32_OP | SLJIT_SET_Z | VARIABLE_FLAG_MASK))
     95 
     96 #define HAS_FLAGS(op) \
     97 	((op) & (SLJIT_SET_Z | VARIABLE_FLAG_MASK))
     98 
     99 #define GET_ALL_FLAGS(op) \
    100 	((op) & (SLJIT_I32_OP | SLJIT_SET_Z | VARIABLE_FLAG_MASK))
    101 
    102 #define TYPE_CAST_NEEDED(op) \
    103 	(((op) >= SLJIT_MOV_U8 && (op) <= SLJIT_MOV_S16) || ((op) >= SLJIT_MOVU_U8 && (op) <= SLJIT_MOVU_S16))
    104 
    105 #define BUF_SIZE	4096
    106 
    107 #if (defined SLJIT_32BIT_ARCHITECTURE && SLJIT_32BIT_ARCHITECTURE)
    108 #define ABUF_SIZE	2048
    109 #else
    110 #define ABUF_SIZE	4096
    111 #endif
    112 
    113 /* Parameter parsing. */
    114 #define REG_MASK		0x3f
    115 #define OFFS_REG(reg)		(((reg) >> 8) & REG_MASK)
    116 #define OFFS_REG_MASK		(REG_MASK << 8)
    117 #define TO_OFFS_REG(reg)	((reg) << 8)
    118 /* When reg cannot be unused. */
    119 #define FAST_IS_REG(reg)	((reg) <= REG_MASK)
    120 /* When reg can be unused. */
    121 #define SLOW_IS_REG(reg)	((reg) > 0 && (reg) <= REG_MASK)
    122 
    123 /* Jump flags. */
    124 #define JUMP_LABEL	0x1
    125 #define JUMP_ADDR	0x2
    126 /* SLJIT_REWRITABLE_JUMP is 0x1000. */
    127 
    128 #if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
    129 #	define PATCH_MB	0x4
    130 #	define PATCH_MW	0x8
    131 #if (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
    132 #	define PATCH_MD	0x10
    133 #endif
    134 #endif
    135 
    136 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) || (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7)
    137 #	define IS_BL		0x4
    138 #	define PATCH_B		0x8
    139 #endif
    140 
    141 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
    142 #	define CPOOL_SIZE	512
    143 #endif
    144 
    145 #if (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
    146 #	define IS_COND		0x04
    147 #	define IS_BL		0x08
    148 	/* conditional + imm8 */
    149 #	define PATCH_TYPE1	0x10
    150 	/* conditional + imm20 */
    151 #	define PATCH_TYPE2	0x20
    152 	/* IT + imm24 */
    153 #	define PATCH_TYPE3	0x30
    154 	/* imm11 */
    155 #	define PATCH_TYPE4	0x40
    156 	/* imm24 */
    157 #	define PATCH_TYPE5	0x50
    158 	/* BL + imm24 */
    159 #	define PATCH_BL		0x60
    160 	/* 0xf00 cc code for branches */
    161 #endif
    162 
    163 #if (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
    164 #	define IS_COND		0x004
    165 #	define IS_CBZ		0x008
    166 #	define IS_BL		0x010
    167 #	define PATCH_B		0x020
    168 #	define PATCH_COND	0x040
    169 #	define PATCH_ABS48	0x080
    170 #	define PATCH_ABS64	0x100
    171 #endif
    172 
    173 #if (defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC)
    174 #	define IS_COND		0x004
    175 #	define IS_CALL		0x008
    176 #	define PATCH_B		0x010
    177 #	define PATCH_ABS_B	0x020
    178 #if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
    179 #	define PATCH_ABS32	0x040
    180 #	define PATCH_ABS48	0x080
    181 #endif
    182 #	define REMOVE_COND	0x100
    183 #endif
    184 
    185 #if (defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS)
    186 #	define IS_MOVABLE	0x004
    187 #	define IS_JAL		0x008
    188 #	define IS_CALL		0x010
    189 #	define IS_BIT26_COND	0x020
    190 #	define IS_BIT16_COND	0x040
    191 
    192 #	define IS_COND		(IS_BIT26_COND | IS_BIT16_COND)
    193 
    194 #	define PATCH_B		0x080
    195 #	define PATCH_J		0x100
    196 
    197 #if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
    198 #	define PATCH_ABS32	0x200
    199 #	define PATCH_ABS48	0x400
    200 #endif
    201 
    202 	/* instruction types */
    203 #	define MOVABLE_INS	0
    204 	/* 1 - 31 last destination register */
    205 	/* no destination (i.e: store) */
    206 #	define UNMOVABLE_INS	32
    207 	/* FPU status register */
    208 #	define FCSR_FCC		33
    209 #endif
    210 
    211 #if (defined SLJIT_CONFIG_TILEGX && SLJIT_CONFIG_TILEGX)
    212 #	define IS_JAL		0x04
    213 #	define IS_COND		0x08
    214 
    215 #	define PATCH_B		0x10
    216 #	define PATCH_J		0x20
    217 #endif
    218 
    219 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
    220 #	define IS_MOVABLE	0x04
    221 #	define IS_COND		0x08
    222 #	define IS_CALL		0x10
    223 
    224 #	define PATCH_B		0x20
    225 #	define PATCH_CALL	0x40
    226 
    227 	/* instruction types */
    228 #	define MOVABLE_INS	0
    229 	/* 1 - 31 last destination register */
    230 	/* no destination (i.e: store) */
    231 #	define UNMOVABLE_INS	32
    232 
    233 #	define DST_INS_MASK	0xff
    234 
    235 	/* ICC_SET is the same as SET_FLAGS. */
    236 #	define ICC_IS_SET	(1 << 23)
    237 #	define FCC_IS_SET	(1 << 24)
    238 #endif
    239 
    240 /* Stack management. */
    241 
    242 #define GET_SAVED_REGISTERS_SIZE(scratches, saveds, extra) \
    243 	(((scratches < SLJIT_NUMBER_OF_SCRATCH_REGISTERS ? 0 : (scratches - SLJIT_NUMBER_OF_SCRATCH_REGISTERS)) + \
    244 		(saveds < SLJIT_NUMBER_OF_SAVED_REGISTERS ? saveds : SLJIT_NUMBER_OF_SAVED_REGISTERS) + \
    245 		extra) * sizeof(sljit_sw))
    246 
    247 #define ADJUST_LOCAL_OFFSET(p, i) \
    248 	if ((p) == (SLJIT_MEM1(SLJIT_SP))) \
    249 		(i) += SLJIT_LOCALS_OFFSET;
    250 
    251 #endif /* !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED) */
    252 
    253 /* Utils can still be used even if SLJIT_CONFIG_UNSUPPORTED is set. */
    254 #include "sljitUtils.c"
    255 
    256 #if !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
    257 
    258 #if (defined SLJIT_EXECUTABLE_ALLOCATOR && SLJIT_EXECUTABLE_ALLOCATOR)
    259 
    260 #if (defined SLJIT_PROT_EXECUTABLE_ALLOCATOR && SLJIT_PROT_EXECUTABLE_ALLOCATOR)
    261 #include "sljitProtExecAllocator.c"
    262 #else
    263 #include "sljitExecAllocator.c"
    264 #endif
    265 
    266 #endif
    267 
    268 #if (defined SLJIT_PROT_EXECUTABLE_ALLOCATOR && SLJIT_PROT_EXECUTABLE_ALLOCATOR)
    269 #define SLJIT_ADD_EXEC_OFFSET(ptr, exec_offset) ((sljit_u8 *)(ptr) + (exec_offset))
    270 #else
    271 #define SLJIT_ADD_EXEC_OFFSET(ptr, exec_offset) ((sljit_u8 *)(ptr))
    272 #endif
    273 
    274 /* Argument checking features. */
    275 
    276 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    277 
    278 /* Returns with error when an invalid argument is passed. */
    279 
    280 #define CHECK_ARGUMENT(x) \
    281 	do { \
    282 		if (SLJIT_UNLIKELY(!(x))) \
    283 			return 1; \
    284 	} while (0)
    285 
    286 #define CHECK_RETURN_TYPE sljit_s32
    287 #define CHECK_RETURN_OK return 0
    288 
    289 #define CHECK(x) \
    290 	do { \
    291 		if (SLJIT_UNLIKELY(x)) { \
    292 			compiler->error = SLJIT_ERR_BAD_ARGUMENT; \
    293 			return SLJIT_ERR_BAD_ARGUMENT; \
    294 		} \
    295 	} while (0)
    296 
    297 #define CHECK_PTR(x) \
    298 	do { \
    299 		if (SLJIT_UNLIKELY(x)) { \
    300 			compiler->error = SLJIT_ERR_BAD_ARGUMENT; \
    301 			return NULL; \
    302 		} \
    303 	} while (0)
    304 
    305 #define CHECK_REG_INDEX(x) \
    306 	do { \
    307 		if (SLJIT_UNLIKELY(x)) { \
    308 			return -2; \
    309 		} \
    310 	} while (0)
    311 
    312 #elif (defined SLJIT_DEBUG && SLJIT_DEBUG)
    313 
    314 /* Assertion failure occures if an invalid argument is passed. */
    315 #undef SLJIT_ARGUMENT_CHECKS
    316 #define SLJIT_ARGUMENT_CHECKS 1
    317 
    318 #define CHECK_ARGUMENT(x) SLJIT_ASSERT(x)
    319 #define CHECK_RETURN_TYPE void
    320 #define CHECK_RETURN_OK return
    321 #define CHECK(x) x
    322 #define CHECK_PTR(x) x
    323 #define CHECK_REG_INDEX(x) x
    324 
    325 #elif (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    326 
    327 /* Arguments are not checked. */
    328 #define CHECK_RETURN_TYPE void
    329 #define CHECK_RETURN_OK return
    330 #define CHECK(x) x
    331 #define CHECK_PTR(x) x
    332 #define CHECK_REG_INDEX(x) x
    333 
    334 #else
    335 
    336 /* Arguments are not checked. */
    337 #define CHECK(x)
    338 #define CHECK_PTR(x)
    339 #define CHECK_REG_INDEX(x)
    340 
    341 #endif /* SLJIT_ARGUMENT_CHECKS */
    342 
    343 /* --------------------------------------------------------------------- */
    344 /*  Public functions                                                     */
    345 /* --------------------------------------------------------------------- */
    346 
    347 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) || (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
    348 #define SLJIT_NEEDS_COMPILER_INIT 1
    349 static sljit_s32 compiler_initialized = 0;
    350 /* A thread safe initialization. */
    351 static void init_compiler(void);
    352 #endif
    353 
    354 SLJIT_API_FUNC_ATTRIBUTE struct sljit_compiler* sljit_create_compiler(void *allocator_data)
    355 {
    356 	struct sljit_compiler *compiler = (struct sljit_compiler*)SLJIT_MALLOC(sizeof(struct sljit_compiler), allocator_data);
    357 	if (!compiler)
    358 		return NULL;
    359 	SLJIT_ZEROMEM(compiler, sizeof(struct sljit_compiler));
    360 
    361 	SLJIT_COMPILE_ASSERT(
    362 		sizeof(sljit_s8) == 1 && sizeof(sljit_u8) == 1
    363 		&& sizeof(sljit_s16) == 2 && sizeof(sljit_u16) == 2
    364 		&& sizeof(sljit_s32) == 4 && sizeof(sljit_u32) == 4
    365 		&& (sizeof(sljit_p) == 4 || sizeof(sljit_p) == 8)
    366 		&& sizeof(sljit_p) <= sizeof(sljit_sw)
    367 		&& (sizeof(sljit_sw) == 4 || sizeof(sljit_sw) == 8)
    368 		&& (sizeof(sljit_uw) == 4 || sizeof(sljit_uw) == 8),
    369 		invalid_integer_types);
    370 	SLJIT_COMPILE_ASSERT(SLJIT_I32_OP == SLJIT_F32_OP,
    371 		int_op_and_single_op_must_be_the_same);
    372 	SLJIT_COMPILE_ASSERT(SLJIT_REWRITABLE_JUMP != SLJIT_F32_OP,
    373 		rewritable_jump_and_single_op_must_not_be_the_same);
    374 	SLJIT_COMPILE_ASSERT(!(SLJIT_EQUAL & 0x1) && !(SLJIT_LESS & 0x1) && !(SLJIT_EQUAL_F64 & 0x1) && !(SLJIT_JUMP & 0x1),
    375 		conditional_flags_must_be_even_numbers);
    376 
    377 	/* Only the non-zero members must be set. */
    378 	compiler->error = SLJIT_SUCCESS;
    379 
    380 	compiler->allocator_data = allocator_data;
    381 	compiler->buf = (struct sljit_memory_fragment*)SLJIT_MALLOC(BUF_SIZE, allocator_data);
    382 	compiler->abuf = (struct sljit_memory_fragment*)SLJIT_MALLOC(ABUF_SIZE, allocator_data);
    383 
    384 	if (!compiler->buf || !compiler->abuf) {
    385 		if (compiler->buf)
    386 			SLJIT_FREE(compiler->buf, allocator_data);
    387 		if (compiler->abuf)
    388 			SLJIT_FREE(compiler->abuf, allocator_data);
    389 		SLJIT_FREE(compiler, allocator_data);
    390 		return NULL;
    391 	}
    392 
    393 	compiler->buf->next = NULL;
    394 	compiler->buf->used_size = 0;
    395 	compiler->abuf->next = NULL;
    396 	compiler->abuf->used_size = 0;
    397 
    398 	compiler->scratches = -1;
    399 	compiler->saveds = -1;
    400 	compiler->fscratches = -1;
    401 	compiler->fsaveds = -1;
    402 	compiler->local_size = -1;
    403 
    404 #if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
    405 	compiler->args = -1;
    406 #endif
    407 
    408 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
    409 	compiler->cpool = (sljit_uw*)SLJIT_MALLOC(CPOOL_SIZE * sizeof(sljit_uw)
    410 		+ CPOOL_SIZE * sizeof(sljit_u8), allocator_data);
    411 	if (!compiler->cpool) {
    412 		SLJIT_FREE(compiler->buf, allocator_data);
    413 		SLJIT_FREE(compiler->abuf, allocator_data);
    414 		SLJIT_FREE(compiler, allocator_data);
    415 		return NULL;
    416 	}
    417 	compiler->cpool_unique = (sljit_u8*)(compiler->cpool + CPOOL_SIZE);
    418 	compiler->cpool_diff = 0xffffffff;
    419 #endif
    420 
    421 #if (defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS)
    422 	compiler->delay_slot = UNMOVABLE_INS;
    423 #endif
    424 
    425 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
    426 	compiler->delay_slot = UNMOVABLE_INS;
    427 #endif
    428 
    429 #if (defined SLJIT_NEEDS_COMPILER_INIT && SLJIT_NEEDS_COMPILER_INIT)
    430 	if (!compiler_initialized) {
    431 		init_compiler();
    432 		compiler_initialized = 1;
    433 	}
    434 #endif
    435 
    436 	return compiler;
    437 }
    438 
    439 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_compiler(struct sljit_compiler *compiler)
    440 {
    441 	struct sljit_memory_fragment *buf;
    442 	struct sljit_memory_fragment *curr;
    443 	void *allocator_data = compiler->allocator_data;
    444 	SLJIT_UNUSED_ARG(allocator_data);
    445 
    446 	buf = compiler->buf;
    447 	while (buf) {
    448 		curr = buf;
    449 		buf = buf->next;
    450 		SLJIT_FREE(curr, allocator_data);
    451 	}
    452 
    453 	buf = compiler->abuf;
    454 	while (buf) {
    455 		curr = buf;
    456 		buf = buf->next;
    457 		SLJIT_FREE(curr, allocator_data);
    458 	}
    459 
    460 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
    461 	SLJIT_FREE(compiler->cpool, allocator_data);
    462 #endif
    463 	SLJIT_FREE(compiler, allocator_data);
    464 }
    465 
    466 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_compiler_memory_error(struct sljit_compiler *compiler)
    467 {
    468 	if (compiler->error == SLJIT_SUCCESS)
    469 		compiler->error = SLJIT_ERR_ALLOC_FAILED;
    470 }
    471 
    472 #if (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
    473 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
    474 {
    475 	/* Remove thumb mode flag. */
    476 	SLJIT_FREE_EXEC((void*)((sljit_uw)code & ~0x1));
    477 }
    478 #elif (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL)
    479 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
    480 {
    481 	/* Resolve indirection. */
    482 	code = (void*)(*(sljit_uw*)code);
    483 	SLJIT_FREE_EXEC(code);
    484 }
    485 #else
    486 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
    487 {
    488 	SLJIT_FREE_EXEC(code);
    489 }
    490 #endif
    491 
    492 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_label(struct sljit_jump *jump, struct sljit_label* label)
    493 {
    494 	if (SLJIT_LIKELY(!!jump) && SLJIT_LIKELY(!!label)) {
    495 		jump->flags &= ~JUMP_ADDR;
    496 		jump->flags |= JUMP_LABEL;
    497 		jump->u.label = label;
    498 	}
    499 }
    500 
    501 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_target(struct sljit_jump *jump, sljit_uw target)
    502 {
    503 	if (SLJIT_LIKELY(!!jump)) {
    504 		jump->flags &= ~JUMP_LABEL;
    505 		jump->flags |= JUMP_ADDR;
    506 		jump->u.target = target;
    507 	}
    508 }
    509 
    510 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_current_flags(struct sljit_compiler *compiler, sljit_s32 current_flags)
    511 {
    512 	SLJIT_UNUSED_ARG(compiler);
    513 	SLJIT_UNUSED_ARG(current_flags);
    514 
    515 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    516 	if ((current_flags & ~(VARIABLE_FLAG_MASK | SLJIT_I32_OP | SLJIT_SET_Z)) == 0) {
    517 		compiler->last_flags = GET_FLAG_TYPE(current_flags) | (current_flags & (SLJIT_I32_OP | SLJIT_SET_Z));
    518 	}
    519 #endif
    520 }
    521 
    522 /* --------------------------------------------------------------------- */
    523 /*  Private functions                                                    */
    524 /* --------------------------------------------------------------------- */
    525 
    526 static void* ensure_buf(struct sljit_compiler *compiler, sljit_uw size)
    527 {
    528 	sljit_u8 *ret;
    529 	struct sljit_memory_fragment *new_frag;
    530 
    531 	SLJIT_ASSERT(size <= 256);
    532 	if (compiler->buf->used_size + size <= (BUF_SIZE - (sljit_uw)SLJIT_OFFSETOF(struct sljit_memory_fragment, memory))) {
    533 		ret = compiler->buf->memory + compiler->buf->used_size;
    534 		compiler->buf->used_size += size;
    535 		return ret;
    536 	}
    537 	new_frag = (struct sljit_memory_fragment*)SLJIT_MALLOC(BUF_SIZE, compiler->allocator_data);
    538 	PTR_FAIL_IF_NULL(new_frag);
    539 	new_frag->next = compiler->buf;
    540 	compiler->buf = new_frag;
    541 	new_frag->used_size = size;
    542 	return new_frag->memory;
    543 }
    544 
    545 static void* ensure_abuf(struct sljit_compiler *compiler, sljit_uw size)
    546 {
    547 	sljit_u8 *ret;
    548 	struct sljit_memory_fragment *new_frag;
    549 
    550 	SLJIT_ASSERT(size <= 256);
    551 	if (compiler->abuf->used_size + size <= (ABUF_SIZE - (sljit_uw)SLJIT_OFFSETOF(struct sljit_memory_fragment, memory))) {
    552 		ret = compiler->abuf->memory + compiler->abuf->used_size;
    553 		compiler->abuf->used_size += size;
    554 		return ret;
    555 	}
    556 	new_frag = (struct sljit_memory_fragment*)SLJIT_MALLOC(ABUF_SIZE, compiler->allocator_data);
    557 	PTR_FAIL_IF_NULL(new_frag);
    558 	new_frag->next = compiler->abuf;
    559 	compiler->abuf = new_frag;
    560 	new_frag->used_size = size;
    561 	return new_frag->memory;
    562 }
    563 
    564 SLJIT_API_FUNC_ATTRIBUTE void* sljit_alloc_memory(struct sljit_compiler *compiler, sljit_s32 size)
    565 {
    566 	CHECK_ERROR_PTR();
    567 
    568 #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
    569 	if (size <= 0 || size > 128)
    570 		return NULL;
    571 	size = (size + 7) & ~7;
    572 #else
    573 	if (size <= 0 || size > 64)
    574 		return NULL;
    575 	size = (size + 3) & ~3;
    576 #endif
    577 	return ensure_abuf(compiler, size);
    578 }
    579 
    580 static SLJIT_INLINE void reverse_buf(struct sljit_compiler *compiler)
    581 {
    582 	struct sljit_memory_fragment *buf = compiler->buf;
    583 	struct sljit_memory_fragment *prev = NULL;
    584 	struct sljit_memory_fragment *tmp;
    585 
    586 	do {
    587 		tmp = buf->next;
    588 		buf->next = prev;
    589 		prev = buf;
    590 		buf = tmp;
    591 	} while (buf != NULL);
    592 
    593 	compiler->buf = prev;
    594 }
    595 
    596 static SLJIT_INLINE void set_emit_enter(struct sljit_compiler *compiler,
    597 	sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
    598 	sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
    599 {
    600 	SLJIT_UNUSED_ARG(args);
    601 	SLJIT_UNUSED_ARG(local_size);
    602 
    603 	compiler->options = options;
    604 	compiler->scratches = scratches;
    605 	compiler->saveds = saveds;
    606 	compiler->fscratches = fscratches;
    607 	compiler->fsaveds = fsaveds;
    608 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    609 	compiler->logical_local_size = local_size;
    610 #endif
    611 }
    612 
    613 static SLJIT_INLINE void set_set_context(struct sljit_compiler *compiler,
    614 	sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
    615 	sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
    616 {
    617 	SLJIT_UNUSED_ARG(args);
    618 	SLJIT_UNUSED_ARG(local_size);
    619 
    620 	compiler->options = options;
    621 	compiler->scratches = scratches;
    622 	compiler->saveds = saveds;
    623 	compiler->fscratches = fscratches;
    624 	compiler->fsaveds = fsaveds;
    625 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    626 	compiler->logical_local_size = local_size;
    627 #endif
    628 }
    629 
    630 static SLJIT_INLINE void set_label(struct sljit_label *label, struct sljit_compiler *compiler)
    631 {
    632 	label->next = NULL;
    633 	label->size = compiler->size;
    634 	if (compiler->last_label)
    635 		compiler->last_label->next = label;
    636 	else
    637 		compiler->labels = label;
    638 	compiler->last_label = label;
    639 }
    640 
    641 static SLJIT_INLINE void set_jump(struct sljit_jump *jump, struct sljit_compiler *compiler, sljit_s32 flags)
    642 {
    643 	jump->next = NULL;
    644 	jump->flags = flags;
    645 	if (compiler->last_jump)
    646 		compiler->last_jump->next = jump;
    647 	else
    648 		compiler->jumps = jump;
    649 	compiler->last_jump = jump;
    650 }
    651 
    652 static SLJIT_INLINE void set_const(struct sljit_const *const_, struct sljit_compiler *compiler)
    653 {
    654 	const_->next = NULL;
    655 	const_->addr = compiler->size;
    656 	if (compiler->last_const)
    657 		compiler->last_const->next = const_;
    658 	else
    659 		compiler->consts = const_;
    660 	compiler->last_const = const_;
    661 }
    662 
    663 #define ADDRESSING_DEPENDS_ON(exp, reg) \
    664 	(((exp) & SLJIT_MEM) && (((exp) & REG_MASK) == reg || OFFS_REG(exp) == reg))
    665 
    666 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    667 
    668 #define FUNCTION_CHECK_IS_REG(r) \
    669 	(((r) >= SLJIT_R0 && (r) < (SLJIT_R0 + compiler->scratches)) || \
    670 	((r) > (SLJIT_S0 - compiler->saveds) && (r) <= SLJIT_S0))
    671 
    672 #define FUNCTION_CHECK_IS_REG_OR_UNUSED(r) \
    673 	((r) == SLJIT_UNUSED || \
    674 	((r) >= SLJIT_R0 && (r) < (SLJIT_R0 + compiler->scratches)) || \
    675 	((r) > (SLJIT_S0 - compiler->saveds) && (r) <= SLJIT_S0))
    676 
    677 #if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
    678 #define CHECK_NOT_VIRTUAL_REGISTER(p) \
    679 	CHECK_ARGUMENT((p) < SLJIT_R3 || (p) > SLJIT_R6);
    680 #else
    681 #define CHECK_NOT_VIRTUAL_REGISTER(p)
    682 #endif
    683 
    684 #define FUNCTION_CHECK_SRC(p, i) \
    685 	CHECK_ARGUMENT(compiler->scratches != -1 && compiler->saveds != -1); \
    686 	if (FUNCTION_CHECK_IS_REG(p)) \
    687 		CHECK_ARGUMENT((i) == 0); \
    688 	else if ((p) == SLJIT_IMM) \
    689 		; \
    690 	else if ((p) == (SLJIT_MEM1(SLJIT_SP))) \
    691 		CHECK_ARGUMENT((i) >= 0 && (i) < compiler->logical_local_size); \
    692 	else { \
    693 		CHECK_ARGUMENT((p) & SLJIT_MEM); \
    694 		CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG_OR_UNUSED((p) & REG_MASK)); \
    695 		CHECK_NOT_VIRTUAL_REGISTER((p) & REG_MASK); \
    696 		if ((p) & OFFS_REG_MASK) { \
    697 			CHECK_ARGUMENT(((p) & REG_MASK) != SLJIT_UNUSED); \
    698 			CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG(OFFS_REG(p))); \
    699 			CHECK_NOT_VIRTUAL_REGISTER(OFFS_REG(p)); \
    700 			CHECK_ARGUMENT(!((i) & ~0x3)); \
    701 		} \
    702 		CHECK_ARGUMENT(!((p) & ~(SLJIT_MEM | SLJIT_IMM | REG_MASK | OFFS_REG_MASK))); \
    703 	}
    704 
    705 #define FUNCTION_CHECK_DST(p, i) \
    706 	CHECK_ARGUMENT(compiler->scratches != -1 && compiler->saveds != -1); \
    707 	if (FUNCTION_CHECK_IS_REG_OR_UNUSED(p)) \
    708 		CHECK_ARGUMENT((i) == 0); \
    709 	else if ((p) == (SLJIT_MEM1(SLJIT_SP))) \
    710 		CHECK_ARGUMENT((i) >= 0 && (i) < compiler->logical_local_size); \
    711 	else { \
    712 		CHECK_ARGUMENT((p) & SLJIT_MEM); \
    713 		CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG_OR_UNUSED((p) & REG_MASK)); \
    714 		CHECK_NOT_VIRTUAL_REGISTER((p) & REG_MASK); \
    715 		if ((p) & OFFS_REG_MASK) { \
    716 			CHECK_ARGUMENT(((p) & REG_MASK) != SLJIT_UNUSED); \
    717 			CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG(OFFS_REG(p))); \
    718 			CHECK_NOT_VIRTUAL_REGISTER(OFFS_REG(p)); \
    719 			CHECK_ARGUMENT(!((i) & ~0x3)); \
    720 		} \
    721 		CHECK_ARGUMENT(!((p) & ~(SLJIT_MEM | SLJIT_IMM | REG_MASK | OFFS_REG_MASK))); \
    722 	}
    723 
    724 #define FUNCTION_FCHECK(p, i) \
    725 	CHECK_ARGUMENT(compiler->fscratches != -1 && compiler->fsaveds != -1); \
    726 	if (((p) >= SLJIT_FR0 && (p) < (SLJIT_FR0 + compiler->fscratches)) || \
    727 			((p) > (SLJIT_FS0 - compiler->fsaveds) && (p) <= SLJIT_FS0)) \
    728 		CHECK_ARGUMENT(i == 0); \
    729 	else if ((p) == (SLJIT_MEM1(SLJIT_SP))) \
    730 		CHECK_ARGUMENT((i) >= 0 && (i) < compiler->logical_local_size); \
    731 	else { \
    732 		CHECK_ARGUMENT((p) & SLJIT_MEM); \
    733 		CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG_OR_UNUSED((p) & REG_MASK)); \
    734 		CHECK_NOT_VIRTUAL_REGISTER((p) & REG_MASK); \
    735 		if ((p) & OFFS_REG_MASK) { \
    736 			CHECK_ARGUMENT(((p) & REG_MASK) != SLJIT_UNUSED); \
    737 			CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG(OFFS_REG(p))); \
    738 			CHECK_NOT_VIRTUAL_REGISTER(OFFS_REG(p)); \
    739 			CHECK_ARGUMENT(((p) & OFFS_REG_MASK) != TO_OFFS_REG(SLJIT_SP) && !(i & ~0x3)); \
    740 		} \
    741 		CHECK_ARGUMENT(!((p) & ~(SLJIT_MEM | SLJIT_IMM | REG_MASK | OFFS_REG_MASK))); \
    742 	}
    743 
    744 #endif /* SLJIT_ARGUMENT_CHECKS */
    745 
    746 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    747 
    748 SLJIT_API_FUNC_ATTRIBUTE void sljit_compiler_verbose(struct sljit_compiler *compiler, FILE* verbose)
    749 {
    750 	compiler->verbose = verbose;
    751 }
    752 
    753 #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
    754 #ifdef _WIN64
    755 #	define SLJIT_PRINT_D	"I64"
    756 #else
    757 #	define SLJIT_PRINT_D	"l"
    758 #endif
    759 #else
    760 #	define SLJIT_PRINT_D	""
    761 #endif
    762 
    763 #define sljit_verbose_reg(compiler, r) \
    764 	do { \
    765 		if ((r) < (SLJIT_R0 + compiler->scratches)) \
    766 			fprintf(compiler->verbose, "r%d", (r) - SLJIT_R0); \
    767 		else if ((r) != SLJIT_SP) \
    768 			fprintf(compiler->verbose, "s%d", SLJIT_NUMBER_OF_REGISTERS - (r)); \
    769 		else \
    770 			fprintf(compiler->verbose, "sp"); \
    771 	} while (0)
    772 
    773 #define sljit_verbose_param(compiler, p, i) \
    774 	if ((p) & SLJIT_IMM) \
    775 		fprintf(compiler->verbose, "#%" SLJIT_PRINT_D "d", (i)); \
    776 	else if ((p) & SLJIT_MEM) { \
    777 		if ((p) & REG_MASK) { \
    778 			fputc('[', compiler->verbose); \
    779 			sljit_verbose_reg(compiler, (p) & REG_MASK); \
    780 			if ((p) & OFFS_REG_MASK) { \
    781 				fprintf(compiler->verbose, " + "); \
    782 				sljit_verbose_reg(compiler, OFFS_REG(p)); \
    783 				if (i) \
    784 					fprintf(compiler->verbose, " * %d", 1 << (i)); \
    785 			} \
    786 			else if (i) \
    787 				fprintf(compiler->verbose, " + %" SLJIT_PRINT_D "d", (i)); \
    788 			fputc(']', compiler->verbose); \
    789 		} \
    790 		else \
    791 			fprintf(compiler->verbose, "[#%" SLJIT_PRINT_D "d]", (i)); \
    792 	} else if (p) \
    793 		sljit_verbose_reg(compiler, p); \
    794 	else \
    795 		fprintf(compiler->verbose, "unused");
    796 
    797 #define sljit_verbose_fparam(compiler, p, i) \
    798 	if ((p) & SLJIT_MEM) { \
    799 		if ((p) & REG_MASK) { \
    800 			fputc('[', compiler->verbose); \
    801 			sljit_verbose_reg(compiler, (p) & REG_MASK); \
    802 			if ((p) & OFFS_REG_MASK) { \
    803 				fprintf(compiler->verbose, " + "); \
    804 				sljit_verbose_reg(compiler, OFFS_REG(p)); \
    805 				if (i) \
    806 					fprintf(compiler->verbose, "%d", 1 << (i)); \
    807 			} \
    808 			else if (i) \
    809 				fprintf(compiler->verbose, "%" SLJIT_PRINT_D "d", (i)); \
    810 			fputc(']', compiler->verbose); \
    811 		} \
    812 		else \
    813 			fprintf(compiler->verbose, "[#%" SLJIT_PRINT_D "d]", (i)); \
    814 	} \
    815 	else { \
    816 		if ((p) < (SLJIT_FR0 + compiler->fscratches)) \
    817 			fprintf(compiler->verbose, "fr%d", (p) - SLJIT_FR0); \
    818 		else \
    819 			fprintf(compiler->verbose, "fs%d", SLJIT_NUMBER_OF_FLOAT_REGISTERS - (p)); \
    820 	}
    821 
    822 static const char* op0_names[] = {
    823 	(char*)"breakpoint", (char*)"nop", (char*)"lmul.uw", (char*)"lmul.sw",
    824 	(char*)"divmod.u", (char*)"divmod.s", (char*)"div.u", (char*)"div.s"
    825 };
    826 
    827 static const char* op1_names[] = {
    828 	(char*)"", (char*)".u8", (char*)".s8", (char*)".u16",
    829 	(char*)".s16", (char*)".u32", (char*)".s32", (char*)".p",
    830 	(char*)"", (char*)".u8", (char*)".s8", (char*)".u16",
    831 	(char*)".s16", (char*)".u32", (char*)".s32", (char*)".p",
    832 	(char*)"not", (char*)"neg", (char*)"clz",
    833 };
    834 
    835 static const char* op2_names[] = {
    836 	(char*)"add", (char*)"addc", (char*)"sub", (char*)"subc",
    837 	(char*)"mul", (char*)"and", (char*)"or", (char*)"xor",
    838 	(char*)"shl", (char*)"lshr", (char*)"ashr",
    839 };
    840 
    841 static const char* fop1_names[] = {
    842 	(char*)"mov", (char*)"conv", (char*)"conv", (char*)"conv",
    843 	(char*)"conv", (char*)"conv", (char*)"cmp", (char*)"neg",
    844 	(char*)"abs",
    845 };
    846 
    847 static const char* fop2_names[] = {
    848 	(char*)"add", (char*)"sub", (char*)"mul", (char*)"div"
    849 };
    850 
    851 #define JUMP_POSTFIX(type) \
    852 	((type & 0xff) <= SLJIT_MUL_NOT_OVERFLOW ? ((type & SLJIT_I32_OP) ? "32" : "") \
    853 	: ((type & 0xff) <= SLJIT_ORDERED_F64 ? ((type & SLJIT_F32_OP) ? ".f32" : ".f64") : ""))
    854 
    855 static char* jump_names[] = {
    856 	(char*)"equal", (char*)"not_equal",
    857 	(char*)"less", (char*)"greater_equal",
    858 	(char*)"greater", (char*)"less_equal",
    859 	(char*)"sig_less", (char*)"sig_greater_equal",
    860 	(char*)"sig_greater", (char*)"sig_less_equal",
    861 	(char*)"overflow", (char*)"not_overflow",
    862 	(char*)"mul_overflow", (char*)"mul_not_overflow",
    863 	(char*)"carry", (char*)"",
    864 	(char*)"equal", (char*)"not_equal",
    865 	(char*)"less", (char*)"greater_equal",
    866 	(char*)"greater", (char*)"less_equal",
    867 	(char*)"unordered", (char*)"ordered",
    868 	(char*)"jump", (char*)"fast_call",
    869 	(char*)"call0", (char*)"call1", (char*)"call2", (char*)"call3"
    870 };
    871 
    872 #endif /* SLJIT_VERBOSE */
    873 
    874 /* --------------------------------------------------------------------- */
    875 /*  Arch dependent                                                       */
    876 /* --------------------------------------------------------------------- */
    877 
    878 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS) \
    879 	|| (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    880 
    881 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_generate_code(struct sljit_compiler *compiler)
    882 {
    883 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    884 	struct sljit_jump *jump;
    885 #endif
    886 
    887 	SLJIT_UNUSED_ARG(compiler);
    888 
    889 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    890 	CHECK_ARGUMENT(compiler->size > 0);
    891 	jump = compiler->jumps;
    892 	while (jump) {
    893 		/* All jumps have target. */
    894 		CHECK_ARGUMENT(jump->flags & (JUMP_LABEL | JUMP_ADDR));
    895 		jump = jump->next;
    896 	}
    897 #endif
    898 	CHECK_RETURN_OK;
    899 }
    900 
    901 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_enter(struct sljit_compiler *compiler,
    902 	sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
    903 	sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
    904 {
    905 	SLJIT_UNUSED_ARG(compiler);
    906 
    907 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    908 	CHECK_ARGUMENT(!(options & ~SLJIT_F64_ALIGNMENT));
    909 	CHECK_ARGUMENT(args >= 0 && args <= 3);
    910 	CHECK_ARGUMENT(scratches >= 0 && scratches <= SLJIT_NUMBER_OF_REGISTERS);
    911 	CHECK_ARGUMENT(saveds >= 0 && saveds <= SLJIT_NUMBER_OF_REGISTERS);
    912 	CHECK_ARGUMENT(scratches + saveds <= SLJIT_NUMBER_OF_REGISTERS);
    913 	CHECK_ARGUMENT(args <= saveds);
    914 	CHECK_ARGUMENT(fscratches >= 0 && fscratches <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
    915 	CHECK_ARGUMENT(fsaveds >= 0 && fsaveds <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
    916 	CHECK_ARGUMENT(fscratches + fsaveds <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
    917 	CHECK_ARGUMENT(local_size >= 0 && local_size <= SLJIT_MAX_LOCAL_SIZE);
    918 	compiler->last_flags = 0;
    919 #endif
    920 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    921 	if (SLJIT_UNLIKELY(!!compiler->verbose))
    922 		fprintf(compiler->verbose, "  enter options:none args:%d scratches:%d saveds:%d fscratches:%d fsaveds:%d local_size:%d\n",
    923 			args, scratches, saveds, fscratches, fsaveds, local_size);
    924 #endif
    925 	CHECK_RETURN_OK;
    926 }
    927 
    928 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_set_context(struct sljit_compiler *compiler,
    929 	sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
    930 	sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
    931 {
    932 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    933 	CHECK_ARGUMENT(!(options & ~SLJIT_F64_ALIGNMENT));
    934 	CHECK_ARGUMENT(args >= 0 && args <= 3);
    935 	CHECK_ARGUMENT(scratches >= 0 && scratches <= SLJIT_NUMBER_OF_REGISTERS);
    936 	CHECK_ARGUMENT(saveds >= 0 && saveds <= SLJIT_NUMBER_OF_REGISTERS);
    937 	CHECK_ARGUMENT(scratches + saveds <= SLJIT_NUMBER_OF_REGISTERS);
    938 	CHECK_ARGUMENT(args <= saveds);
    939 	CHECK_ARGUMENT(fscratches >= 0 && fscratches <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
    940 	CHECK_ARGUMENT(fsaveds >= 0 && fsaveds <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
    941 	CHECK_ARGUMENT(fscratches + fsaveds <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
    942 	CHECK_ARGUMENT(local_size >= 0 && local_size <= SLJIT_MAX_LOCAL_SIZE);
    943 	compiler->last_flags = 0;
    944 #endif
    945 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    946 	if (SLJIT_UNLIKELY(!!compiler->verbose))
    947 		fprintf(compiler->verbose, "  set_context options:none args:%d scratches:%d saveds:%d fscratches:%d fsaveds:%d local_size:%d\n",
    948 			args, scratches, saveds, fscratches, fsaveds, local_size);
    949 #endif
    950 	CHECK_RETURN_OK;
    951 }
    952 
    953 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
    954 {
    955 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    956 	CHECK_ARGUMENT(compiler->scratches >= 0);
    957 	if (op != SLJIT_UNUSED) {
    958 		CHECK_ARGUMENT(op >= SLJIT_MOV && op <= SLJIT_MOV_P);
    959 		FUNCTION_CHECK_SRC(src, srcw);
    960 	}
    961 	else
    962 		CHECK_ARGUMENT(src == 0 && srcw == 0);
    963 	compiler->last_flags = 0;
    964 #endif
    965 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    966 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
    967 		if (op == SLJIT_UNUSED)
    968 			fprintf(compiler->verbose, "  return\n");
    969 		else {
    970 			fprintf(compiler->verbose, "  return%s ", op1_names[op - SLJIT_OP1_BASE]);
    971 			sljit_verbose_param(compiler, src, srcw);
    972 			fprintf(compiler->verbose, "\n");
    973 		}
    974 	}
    975 #endif
    976 	CHECK_RETURN_OK;
    977 }
    978 
    979 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw)
    980 {
    981 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    982 	FUNCTION_CHECK_DST(dst, dstw);
    983 	compiler->last_flags = 0;
    984 #endif
    985 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
    986 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
    987 		fprintf(compiler->verbose, "  fast_enter ");
    988 		sljit_verbose_param(compiler, dst, dstw);
    989 		fprintf(compiler->verbose, "\n");
    990 	}
    991 #endif
    992 	CHECK_RETURN_OK;
    993 }
    994 
    995 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fast_return(struct sljit_compiler *compiler, sljit_s32 src, sljit_sw srcw)
    996 {
    997 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
    998 	FUNCTION_CHECK_SRC(src, srcw);
    999 	compiler->last_flags = 0;
   1000 #endif
   1001 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1002 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1003 		fprintf(compiler->verbose, "  fast_return ");
   1004 		sljit_verbose_param(compiler, src, srcw);
   1005 		fprintf(compiler->verbose, "\n");
   1006 	}
   1007 #endif
   1008 	CHECK_RETURN_OK;
   1009 }
   1010 
   1011 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op0(struct sljit_compiler *compiler, sljit_s32 op)
   1012 {
   1013 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1014 	CHECK_ARGUMENT((op >= SLJIT_BREAKPOINT && op <= SLJIT_LMUL_SW)
   1015 		|| ((op & ~SLJIT_I32_OP) >= SLJIT_DIVMOD_UW && (op & ~SLJIT_I32_OP) <= SLJIT_DIV_SW));
   1016 	CHECK_ARGUMENT(op < SLJIT_LMUL_UW || compiler->scratches >= 2);
   1017 	if (op >= SLJIT_LMUL_UW)
   1018 		compiler->last_flags = 0;
   1019 #endif
   1020 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1021 	if (SLJIT_UNLIKELY(!!compiler->verbose))
   1022 	{
   1023 		fprintf(compiler->verbose, "  %s", op0_names[GET_OPCODE(op) - SLJIT_OP0_BASE]);
   1024 		if (GET_OPCODE(op) >= SLJIT_DIVMOD_UW) {
   1025 			fprintf(compiler->verbose, (op & SLJIT_I32_OP) ? "32" : "w");
   1026 		}
   1027 		fprintf(compiler->verbose, "\n");
   1028 	}
   1029 #endif
   1030 	CHECK_RETURN_OK;
   1031 }
   1032 
   1033 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op1(struct sljit_compiler *compiler, sljit_s32 op,
   1034 	sljit_s32 dst, sljit_sw dstw,
   1035 	sljit_s32 src, sljit_sw srcw)
   1036 {
   1037 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1038 		compiler->skip_checks = 0;
   1039 		CHECK_RETURN_OK;
   1040 	}
   1041 
   1042 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1043 	CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_MOV && GET_OPCODE(op) <= SLJIT_CLZ);
   1044 
   1045 	switch (GET_OPCODE(op)) {
   1046 	case SLJIT_NOT:
   1047 	case SLJIT_CLZ:
   1048 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK));
   1049 		break;
   1050 	case SLJIT_NEG:
   1051 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
   1052 			|| GET_FLAG_TYPE(op) == SLJIT_OVERFLOW
   1053 			|| GET_FLAG_TYPE(op) == SLJIT_NOT_OVERFLOW);
   1054 		break;
   1055 	case SLJIT_MOV:
   1056 	case SLJIT_MOV_U32:
   1057 	case SLJIT_MOV_P:
   1058 	case SLJIT_MOVU:
   1059 	case SLJIT_MOVU_U32:
   1060 	case SLJIT_MOVU_P:
   1061 		/* Nothing allowed */
   1062 		CHECK_ARGUMENT(!(op & (SLJIT_I32_OP | SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
   1063 		break;
   1064 	default:
   1065 		/* Only SLJIT_I32_OP or SLJIT_F32_OP is allowed. */
   1066 		CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
   1067 		break;
   1068 	}
   1069 
   1070 	FUNCTION_CHECK_SRC(src, srcw);
   1071 	FUNCTION_CHECK_DST(dst, dstw);
   1072 
   1073 	if (GET_OPCODE(op) >= SLJIT_NOT)
   1074 		compiler->last_flags = GET_FLAG_TYPE(op) | (op & (SLJIT_I32_OP | SLJIT_SET_Z));
   1075 	else if (GET_OPCODE(op) >= SLJIT_MOVU) {
   1076 		CHECK_ARGUMENT(!(src & SLJIT_MEM) || (src & REG_MASK) != SLJIT_SP);
   1077 		CHECK_ARGUMENT(!(dst & SLJIT_MEM) || (dst & REG_MASK) != SLJIT_SP);
   1078 		if ((src & REG_MASK) != SLJIT_UNUSED) {
   1079 			CHECK_ARGUMENT((src & REG_MASK) != (dst & REG_MASK) && (src & REG_MASK) != OFFS_REG(dst));
   1080 			CHECK_ARGUMENT((src & OFFS_REG_MASK) == SLJIT_UNUSED || srcw == 0);
   1081 		}
   1082 		if ((dst & REG_MASK) != SLJIT_UNUSED) {
   1083 			CHECK_ARGUMENT((dst & REG_MASK) != OFFS_REG(src));
   1084 			CHECK_ARGUMENT((dst & OFFS_REG_MASK) == SLJIT_UNUSED || dstw == 0);
   1085 		}
   1086 		compiler->last_flags = 0;
   1087 	}
   1088 #endif
   1089 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1090 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1091 		if (GET_OPCODE(op) <= SLJIT_MOVU_P)
   1092 		{
   1093 			fprintf(compiler->verbose, "  mov%s%s%s ", (GET_OPCODE(op) >= SLJIT_MOVU) ? "u" : "",
   1094 				!(op & SLJIT_I32_OP) ? "" : "32", (op != SLJIT_MOV32 && op != SLJIT_MOVU32) ? op1_names[GET_OPCODE(op) - SLJIT_OP1_BASE] : "");
   1095 		}
   1096 		else
   1097 		{
   1098 			fprintf(compiler->verbose, "  %s%s%s%s%s ", op1_names[GET_OPCODE(op) - SLJIT_OP1_BASE], !(op & SLJIT_I32_OP) ? "" : "32",
   1099 				!(op & SLJIT_SET_Z) ? "" : ".z", !(op & VARIABLE_FLAG_MASK) ? "" : ".",
   1100 				!(op & VARIABLE_FLAG_MASK) ? "" : jump_names[GET_FLAG_TYPE(op)]);
   1101 		}
   1102 
   1103 		sljit_verbose_param(compiler, dst, dstw);
   1104 		fprintf(compiler->verbose, ", ");
   1105 		sljit_verbose_param(compiler, src, srcw);
   1106 		fprintf(compiler->verbose, "\n");
   1107 	}
   1108 #endif
   1109 	CHECK_RETURN_OK;
   1110 }
   1111 
   1112 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op2(struct sljit_compiler *compiler, sljit_s32 op,
   1113 	sljit_s32 dst, sljit_sw dstw,
   1114 	sljit_s32 src1, sljit_sw src1w,
   1115 	sljit_s32 src2, sljit_sw src2w)
   1116 {
   1117 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1118 		compiler->skip_checks = 0;
   1119 		CHECK_RETURN_OK;
   1120 	}
   1121 
   1122 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1123 	CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_ADD && GET_OPCODE(op) <= SLJIT_ASHR);
   1124 
   1125 	switch (GET_OPCODE(op)) {
   1126 	case SLJIT_AND:
   1127 	case SLJIT_OR:
   1128 	case SLJIT_XOR:
   1129 	case SLJIT_SHL:
   1130 	case SLJIT_LSHR:
   1131 	case SLJIT_ASHR:
   1132 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK));
   1133 		break;
   1134 	case SLJIT_MUL:
   1135 		CHECK_ARGUMENT(!(op & SLJIT_SET_Z));
   1136 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
   1137 			|| GET_FLAG_TYPE(op) == SLJIT_MUL_OVERFLOW
   1138 			|| GET_FLAG_TYPE(op) == SLJIT_MUL_NOT_OVERFLOW);
   1139 		break;
   1140 	case SLJIT_ADD:
   1141 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
   1142 			|| GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY)
   1143 			|| GET_FLAG_TYPE(op) == SLJIT_OVERFLOW
   1144 			|| GET_FLAG_TYPE(op) == SLJIT_NOT_OVERFLOW);
   1145 		break;
   1146 	case SLJIT_SUB:
   1147 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
   1148 			|| (GET_FLAG_TYPE(op) >= SLJIT_LESS && GET_FLAG_TYPE(op) <= SLJIT_NOT_OVERFLOW)
   1149 			|| GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY));
   1150 		break;
   1151 	case SLJIT_ADDC:
   1152 	case SLJIT_SUBC:
   1153 		CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
   1154 			|| GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY));
   1155 		CHECK_ARGUMENT((compiler->last_flags & 0xff) == GET_FLAG_TYPE(SLJIT_SET_CARRY));
   1156 		CHECK_ARGUMENT((op & SLJIT_I32_OP) == (compiler->last_flags & SLJIT_I32_OP));
   1157 		break;
   1158 	default:
   1159 		SLJIT_UNREACHABLE();
   1160 		break;
   1161 	}
   1162 
   1163 	FUNCTION_CHECK_SRC(src1, src1w);
   1164 	FUNCTION_CHECK_SRC(src2, src2w);
   1165 	FUNCTION_CHECK_DST(dst, dstw);
   1166 	compiler->last_flags = GET_FLAG_TYPE(op) | (op & (SLJIT_I32_OP | SLJIT_SET_Z));
   1167 #endif
   1168 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1169 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1170 		fprintf(compiler->verbose, "  %s%s%s%s%s ", op2_names[GET_OPCODE(op) - SLJIT_OP2_BASE], !(op & SLJIT_I32_OP) ? "" : "32",
   1171 			!(op & SLJIT_SET_Z) ? "" : ".z", !(op & VARIABLE_FLAG_MASK) ? "" : ".",
   1172 			!(op & VARIABLE_FLAG_MASK) ? "" : jump_names[GET_FLAG_TYPE(op)]);
   1173 		sljit_verbose_param(compiler, dst, dstw);
   1174 		fprintf(compiler->verbose, ", ");
   1175 		sljit_verbose_param(compiler, src1, src1w);
   1176 		fprintf(compiler->verbose, ", ");
   1177 		sljit_verbose_param(compiler, src2, src2w);
   1178 		fprintf(compiler->verbose, "\n");
   1179 	}
   1180 #endif
   1181 	CHECK_RETURN_OK;
   1182 }
   1183 
   1184 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_get_register_index(sljit_s32 reg)
   1185 {
   1186 	SLJIT_UNUSED_ARG(reg);
   1187 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1188 	CHECK_ARGUMENT(reg > 0 && reg <= SLJIT_NUMBER_OF_REGISTERS);
   1189 #endif
   1190 	CHECK_RETURN_OK;
   1191 }
   1192 
   1193 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_get_float_register_index(sljit_s32 reg)
   1194 {
   1195 	SLJIT_UNUSED_ARG(reg);
   1196 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1197 	CHECK_ARGUMENT(reg > 0 && reg <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
   1198 #endif
   1199 	CHECK_RETURN_OK;
   1200 }
   1201 
   1202 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op_custom(struct sljit_compiler *compiler,
   1203 	void *instruction, sljit_s32 size)
   1204 {
   1205 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1206 	int i;
   1207 #endif
   1208 
   1209 	SLJIT_UNUSED_ARG(compiler);
   1210 
   1211 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1212 	CHECK_ARGUMENT(instruction);
   1213 
   1214 #if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
   1215 	CHECK_ARGUMENT(size > 0 && size < 16);
   1216 #elif (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
   1217 	CHECK_ARGUMENT((size == 2 && (((sljit_sw)instruction) & 0x1) == 0)
   1218 		|| (size == 4 && (((sljit_sw)instruction) & 0x3) == 0));
   1219 #else
   1220 	CHECK_ARGUMENT(size == 4 && (((sljit_sw)instruction) & 0x3) == 0);
   1221 #endif
   1222 
   1223 	compiler->last_flags = 0;
   1224 #endif
   1225 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1226 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1227 		fprintf(compiler->verbose, "  op_custom");
   1228 		for (i = 0; i < size; i++)
   1229 			fprintf(compiler->verbose, " 0x%x", ((sljit_u8*)instruction)[i]);
   1230 		fprintf(compiler->verbose, "\n");
   1231 	}
   1232 #endif
   1233 	CHECK_RETURN_OK;
   1234 }
   1235 
   1236 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop1(struct sljit_compiler *compiler, sljit_s32 op,
   1237 	sljit_s32 dst, sljit_sw dstw,
   1238 	sljit_s32 src, sljit_sw srcw)
   1239 {
   1240 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1241 		compiler->skip_checks = 0;
   1242 		CHECK_RETURN_OK;
   1243 	}
   1244 
   1245 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1246 	CHECK_ARGUMENT(sljit_is_fpu_available());
   1247 	CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_MOV_F64 && GET_OPCODE(op) <= SLJIT_ABS_F64);
   1248 	CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
   1249 	FUNCTION_FCHECK(src, srcw);
   1250 	FUNCTION_FCHECK(dst, dstw);
   1251 #endif
   1252 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1253 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1254 		if (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_F32)
   1255 			fprintf(compiler->verbose, "  %s%s ", fop1_names[SLJIT_CONV_F64_FROM_F32 - SLJIT_FOP1_BASE],
   1256 				(op & SLJIT_F32_OP) ? ".f32.from.f64" : ".f64.from.f32");
   1257 		else
   1258 			fprintf(compiler->verbose, "  %s%s ", fop1_names[GET_OPCODE(op) - SLJIT_FOP1_BASE],
   1259 				(op & SLJIT_F32_OP) ? ".f32" : ".f64");
   1260 
   1261 		sljit_verbose_fparam(compiler, dst, dstw);
   1262 		fprintf(compiler->verbose, ", ");
   1263 		sljit_verbose_fparam(compiler, src, srcw);
   1264 		fprintf(compiler->verbose, "\n");
   1265 	}
   1266 #endif
   1267 	CHECK_RETURN_OK;
   1268 }
   1269 
   1270 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop1_cmp(struct sljit_compiler *compiler, sljit_s32 op,
   1271 	sljit_s32 src1, sljit_sw src1w,
   1272 	sljit_s32 src2, sljit_sw src2w)
   1273 {
   1274 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1275 	compiler->last_flags = GET_FLAG_TYPE(op) | (op & (SLJIT_I32_OP | SLJIT_SET_Z));
   1276 #endif
   1277 
   1278 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1279 		compiler->skip_checks = 0;
   1280 		CHECK_RETURN_OK;
   1281 	}
   1282 
   1283 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1284 	CHECK_ARGUMENT(sljit_is_fpu_available());
   1285 	CHECK_ARGUMENT(GET_OPCODE(op) == SLJIT_CMP_F64);
   1286 	CHECK_ARGUMENT(!(op & SLJIT_SET_Z));
   1287 	CHECK_ARGUMENT((op & VARIABLE_FLAG_MASK)
   1288 		|| (GET_FLAG_TYPE(op) >= SLJIT_EQUAL_F64 && GET_FLAG_TYPE(op) <= SLJIT_ORDERED_F64));
   1289 	FUNCTION_FCHECK(src1, src1w);
   1290 	FUNCTION_FCHECK(src2, src2w);
   1291 #endif
   1292 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1293 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1294 		fprintf(compiler->verbose, "  %s%s", fop1_names[SLJIT_CMP_F64 - SLJIT_FOP1_BASE], (op & SLJIT_F32_OP) ? ".f32" : ".f64");
   1295 		if (op & VARIABLE_FLAG_MASK) {
   1296 			fprintf(compiler->verbose, ".%s_f", jump_names[GET_FLAG_TYPE(op)]);
   1297 		}
   1298 		fprintf(compiler->verbose, " ");
   1299 		sljit_verbose_fparam(compiler, src1, src1w);
   1300 		fprintf(compiler->verbose, ", ");
   1301 		sljit_verbose_fparam(compiler, src2, src2w);
   1302 		fprintf(compiler->verbose, "\n");
   1303 	}
   1304 #endif
   1305 	CHECK_RETURN_OK;
   1306 }
   1307 
   1308 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop1_conv_sw_from_f64(struct sljit_compiler *compiler, sljit_s32 op,
   1309 	sljit_s32 dst, sljit_sw dstw,
   1310 	sljit_s32 src, sljit_sw srcw)
   1311 {
   1312 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1313 		compiler->skip_checks = 0;
   1314 		CHECK_RETURN_OK;
   1315 	}
   1316 
   1317 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1318 	CHECK_ARGUMENT(sljit_is_fpu_available());
   1319 	CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_CONV_SW_FROM_F64 && GET_OPCODE(op) <= SLJIT_CONV_S32_FROM_F64);
   1320 	CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
   1321 	FUNCTION_FCHECK(src, srcw);
   1322 	FUNCTION_CHECK_DST(dst, dstw);
   1323 #endif
   1324 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1325 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1326 		fprintf(compiler->verbose, "  %s%s.from%s ", fop1_names[GET_OPCODE(op) - SLJIT_FOP1_BASE],
   1327 			(GET_OPCODE(op) == SLJIT_CONV_S32_FROM_F64) ? ".s32" : ".sw",
   1328 			(op & SLJIT_F32_OP) ? ".f32" : ".f64");
   1329 		sljit_verbose_param(compiler, dst, dstw);
   1330 		fprintf(compiler->verbose, ", ");
   1331 		sljit_verbose_fparam(compiler, src, srcw);
   1332 		fprintf(compiler->verbose, "\n");
   1333 	}
   1334 #endif
   1335 	CHECK_RETURN_OK;
   1336 }
   1337 
   1338 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop1_conv_f64_from_sw(struct sljit_compiler *compiler, sljit_s32 op,
   1339 	sljit_s32 dst, sljit_sw dstw,
   1340 	sljit_s32 src, sljit_sw srcw)
   1341 {
   1342 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1343 		compiler->skip_checks = 0;
   1344 		CHECK_RETURN_OK;
   1345 	}
   1346 
   1347 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1348 	CHECK_ARGUMENT(sljit_is_fpu_available());
   1349 	CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_CONV_F64_FROM_SW && GET_OPCODE(op) <= SLJIT_CONV_F64_FROM_S32);
   1350 	CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
   1351 	FUNCTION_CHECK_SRC(src, srcw);
   1352 	FUNCTION_FCHECK(dst, dstw);
   1353 #endif
   1354 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1355 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1356 		fprintf(compiler->verbose, "  %s%s.from%s ", fop1_names[GET_OPCODE(op) - SLJIT_FOP1_BASE],
   1357 			(op & SLJIT_F32_OP) ? ".f32" : ".f64",
   1358 			(GET_OPCODE(op) == SLJIT_CONV_F64_FROM_S32) ? ".s32" : ".sw");
   1359 		sljit_verbose_fparam(compiler, dst, dstw);
   1360 		fprintf(compiler->verbose, ", ");
   1361 		sljit_verbose_param(compiler, src, srcw);
   1362 		fprintf(compiler->verbose, "\n");
   1363 	}
   1364 #endif
   1365 	CHECK_RETURN_OK;
   1366 }
   1367 
   1368 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop2(struct sljit_compiler *compiler, sljit_s32 op,
   1369 	sljit_s32 dst, sljit_sw dstw,
   1370 	sljit_s32 src1, sljit_sw src1w,
   1371 	sljit_s32 src2, sljit_sw src2w)
   1372 {
   1373 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1374 	CHECK_ARGUMENT(sljit_is_fpu_available());
   1375 	CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_ADD_F64 && GET_OPCODE(op) <= SLJIT_DIV_F64);
   1376 	CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
   1377 	FUNCTION_FCHECK(src1, src1w);
   1378 	FUNCTION_FCHECK(src2, src2w);
   1379 	FUNCTION_FCHECK(dst, dstw);
   1380 #endif
   1381 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1382 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1383 		fprintf(compiler->verbose, "  %s%s ", fop2_names[GET_OPCODE(op) - SLJIT_FOP2_BASE], (op & SLJIT_F32_OP) ? ".f32" : ".f64");
   1384 		sljit_verbose_fparam(compiler, dst, dstw);
   1385 		fprintf(compiler->verbose, ", ");
   1386 		sljit_verbose_fparam(compiler, src1, src1w);
   1387 		fprintf(compiler->verbose, ", ");
   1388 		sljit_verbose_fparam(compiler, src2, src2w);
   1389 		fprintf(compiler->verbose, "\n");
   1390 	}
   1391 #endif
   1392 	CHECK_RETURN_OK;
   1393 }
   1394 
   1395 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_label(struct sljit_compiler *compiler)
   1396 {
   1397 	SLJIT_UNUSED_ARG(compiler);
   1398 
   1399 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1400 	compiler->last_flags = 0;
   1401 #endif
   1402 
   1403 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1404 	if (SLJIT_UNLIKELY(!!compiler->verbose))
   1405 		fprintf(compiler->verbose, "label:\n");
   1406 #endif
   1407 	CHECK_RETURN_OK;
   1408 }
   1409 
   1410 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_jump(struct sljit_compiler *compiler, sljit_s32 type)
   1411 {
   1412 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1413 		compiler->skip_checks = 0;
   1414 		CHECK_RETURN_OK;
   1415 	}
   1416 
   1417 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1418 	CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP | SLJIT_I32_OP)));
   1419 	CHECK_ARGUMENT((type & 0xff) != GET_FLAG_TYPE(SLJIT_SET_CARRY) && (type & 0xff) != (GET_FLAG_TYPE(SLJIT_SET_CARRY) + 1));
   1420 	CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL && (type & 0xff) <= SLJIT_CALL3);
   1421 	CHECK_ARGUMENT((type & 0xff) < SLJIT_JUMP || !(type & SLJIT_I32_OP));
   1422 	CHECK_ARGUMENT((type & 0xff) <= SLJIT_CALL0 || ((type & 0xff) - SLJIT_CALL0) <= compiler->scratches);
   1423 
   1424 	if ((type & 0xff) < SLJIT_JUMP) {
   1425 		if ((type & 0xff) <= SLJIT_NOT_ZERO)
   1426 			CHECK_ARGUMENT(compiler->last_flags & SLJIT_SET_Z);
   1427 		else
   1428 			CHECK_ARGUMENT((type & 0xff) == (compiler->last_flags & 0xff));
   1429 		CHECK_ARGUMENT((type & SLJIT_I32_OP) == (compiler->last_flags & SLJIT_I32_OP));
   1430 	}
   1431 #endif
   1432 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1433 	if (SLJIT_UNLIKELY(!!compiler->verbose))
   1434 		fprintf(compiler->verbose, "  jump%s %s%s\n", !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r",
   1435 			jump_names[type & 0xff], JUMP_POSTFIX(type));
   1436 #endif
   1437 	CHECK_RETURN_OK;
   1438 }
   1439 
   1440 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_cmp(struct sljit_compiler *compiler, sljit_s32 type,
   1441 	sljit_s32 src1, sljit_sw src1w,
   1442 	sljit_s32 src2, sljit_sw src2w)
   1443 {
   1444 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1445 	CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP | SLJIT_I32_OP)));
   1446 	CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL && (type & 0xff) <= SLJIT_SIG_LESS_EQUAL);
   1447 	FUNCTION_CHECK_SRC(src1, src1w);
   1448 	FUNCTION_CHECK_SRC(src2, src2w);
   1449 	compiler->last_flags = 0;
   1450 #endif
   1451 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1452 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1453 		fprintf(compiler->verbose, "  cmp%s %s%s, ", !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r",
   1454 			jump_names[type & 0xff], (type & SLJIT_I32_OP) ? "32" : "");
   1455 		sljit_verbose_param(compiler, src1, src1w);
   1456 		fprintf(compiler->verbose, ", ");
   1457 		sljit_verbose_param(compiler, src2, src2w);
   1458 		fprintf(compiler->verbose, "\n");
   1459 	}
   1460 #endif
   1461 	CHECK_RETURN_OK;
   1462 }
   1463 
   1464 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fcmp(struct sljit_compiler *compiler, sljit_s32 type,
   1465 	sljit_s32 src1, sljit_sw src1w,
   1466 	sljit_s32 src2, sljit_sw src2w)
   1467 {
   1468 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1469 	CHECK_ARGUMENT(sljit_is_fpu_available());
   1470 	CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP | SLJIT_F32_OP)));
   1471 	CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL_F64 && (type & 0xff) <= SLJIT_ORDERED_F64);
   1472 	FUNCTION_FCHECK(src1, src1w);
   1473 	FUNCTION_FCHECK(src2, src2w);
   1474 	compiler->last_flags = 0;
   1475 #endif
   1476 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1477 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1478 		fprintf(compiler->verbose, "  fcmp%s %s%s, ", !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r",
   1479 			jump_names[type & 0xff], (type & SLJIT_F32_OP) ? ".f32" : ".f64");
   1480 		sljit_verbose_fparam(compiler, src1, src1w);
   1481 		fprintf(compiler->verbose, ", ");
   1482 		sljit_verbose_fparam(compiler, src2, src2w);
   1483 		fprintf(compiler->verbose, "\n");
   1484 	}
   1485 #endif
   1486 	CHECK_RETURN_OK;
   1487 }
   1488 
   1489 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_ijump(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 src, sljit_sw srcw)
   1490 {
   1491 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1492 	compiler->last_flags = 0;
   1493 #endif
   1494 
   1495 	if (SLJIT_UNLIKELY(compiler->skip_checks)) {
   1496 		compiler->skip_checks = 0;
   1497 		CHECK_RETURN_OK;
   1498 	}
   1499 
   1500 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1501 	CHECK_ARGUMENT(type >= SLJIT_JUMP && type <= SLJIT_CALL3);
   1502 	CHECK_ARGUMENT(type <= SLJIT_CALL0 || (type - SLJIT_CALL0) <= compiler->scratches);
   1503 	FUNCTION_CHECK_SRC(src, srcw);
   1504 #endif
   1505 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1506 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1507 		fprintf(compiler->verbose, "  ijump.%s ", jump_names[type]);
   1508 		sljit_verbose_param(compiler, src, srcw);
   1509 		fprintf(compiler->verbose, "\n");
   1510 	}
   1511 #endif
   1512 	CHECK_RETURN_OK;
   1513 }
   1514 
   1515 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op_flags(struct sljit_compiler *compiler, sljit_s32 op,
   1516 	sljit_s32 dst, sljit_sw dstw,
   1517 	sljit_s32 src, sljit_sw srcw,
   1518 	sljit_s32 type)
   1519 {
   1520 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1521 	CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_I32_OP)));
   1522 	CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL && (type & 0xff) <= SLJIT_ORDERED_F64);
   1523 	CHECK_ARGUMENT((type & 0xff) != GET_FLAG_TYPE(SLJIT_SET_CARRY) && (type & 0xff) != (GET_FLAG_TYPE(SLJIT_SET_CARRY) + 1));
   1524 	CHECK_ARGUMENT(op == SLJIT_MOV || GET_OPCODE(op) == SLJIT_MOV_U32 || GET_OPCODE(op) == SLJIT_MOV_S32
   1525 		|| (GET_OPCODE(op) >= SLJIT_AND && GET_OPCODE(op) <= SLJIT_XOR));
   1526 	CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK));
   1527 
   1528 	if ((type & 0xff) <= SLJIT_NOT_ZERO)
   1529 		CHECK_ARGUMENT(compiler->last_flags & SLJIT_SET_Z);
   1530 	else
   1531 		CHECK_ARGUMENT((type & 0xff) == (compiler->last_flags & 0xff));
   1532 
   1533 	if (GET_OPCODE(op) < SLJIT_ADD) {
   1534 		CHECK_ARGUMENT(src == SLJIT_UNUSED && srcw == 0);
   1535 	} else {
   1536 		CHECK_ARGUMENT(src == dst && srcw == dstw);
   1537 		compiler->last_flags = GET_FLAG_TYPE(op) | (op & (SLJIT_I32_OP | SLJIT_SET_Z));
   1538 	}
   1539 	FUNCTION_CHECK_DST(dst, dstw);
   1540 #endif
   1541 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1542 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1543 		fprintf(compiler->verbose, "  flags%s %s%s, ",
   1544 			!(op & SLJIT_SET_Z) ? "" : ".z",
   1545 			GET_OPCODE(op) < SLJIT_OP2_BASE ? "mov" : op2_names[GET_OPCODE(op) - SLJIT_OP2_BASE],
   1546 			GET_OPCODE(op) < SLJIT_OP2_BASE ? op1_names[GET_OPCODE(op) - SLJIT_OP1_BASE] : ((op & SLJIT_I32_OP) ? "32" : ""));
   1547 		sljit_verbose_param(compiler, dst, dstw);
   1548 		if (src != SLJIT_UNUSED) {
   1549 			fprintf(compiler->verbose, ", ");
   1550 			sljit_verbose_param(compiler, src, srcw);
   1551 		}
   1552 		fprintf(compiler->verbose, ", %s%s\n", jump_names[type & 0xff], JUMP_POSTFIX(type));
   1553 	}
   1554 #endif
   1555 	CHECK_RETURN_OK;
   1556 }
   1557 
   1558 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_get_local_base(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw offset)
   1559 {
   1560 	SLJIT_UNUSED_ARG(offset);
   1561 
   1562 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1563 	FUNCTION_CHECK_DST(dst, dstw);
   1564 #endif
   1565 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1566 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1567 		fprintf(compiler->verbose, "  local_base ");
   1568 		sljit_verbose_param(compiler, dst, dstw);
   1569 		fprintf(compiler->verbose, ", #%" SLJIT_PRINT_D "d\n", offset);
   1570 	}
   1571 #endif
   1572 	CHECK_RETURN_OK;
   1573 }
   1574 
   1575 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw init_value)
   1576 {
   1577 	SLJIT_UNUSED_ARG(init_value);
   1578 
   1579 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1580 	FUNCTION_CHECK_DST(dst, dstw);
   1581 #endif
   1582 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1583 	if (SLJIT_UNLIKELY(!!compiler->verbose)) {
   1584 		fprintf(compiler->verbose, "  const ");
   1585 		sljit_verbose_param(compiler, dst, dstw);
   1586 		fprintf(compiler->verbose, ", #%" SLJIT_PRINT_D "d\n", init_value);
   1587 	}
   1588 #endif
   1589 	CHECK_RETURN_OK;
   1590 }
   1591 
   1592 #endif /* SLJIT_ARGUMENT_CHECKS || SLJIT_VERBOSE */
   1593 
   1594 #define SELECT_FOP1_OPERATION_WITH_CHECKS(compiler, op, dst, dstw, src, srcw) \
   1595 	SLJIT_COMPILE_ASSERT(!(SLJIT_CONV_SW_FROM_F64 & 0x1) && !(SLJIT_CONV_F64_FROM_SW & 0x1), \
   1596 		invalid_float_opcodes); \
   1597 	if (GET_OPCODE(op) >= SLJIT_CONV_SW_FROM_F64 && GET_OPCODE(op) <= SLJIT_CMP_F64) { \
   1598 		if (GET_OPCODE(op) == SLJIT_CMP_F64) { \
   1599 			CHECK(check_sljit_emit_fop1_cmp(compiler, op, dst, dstw, src, srcw)); \
   1600 			ADJUST_LOCAL_OFFSET(dst, dstw); \
   1601 			ADJUST_LOCAL_OFFSET(src, srcw); \
   1602 			return sljit_emit_fop1_cmp(compiler, op, dst, dstw, src, srcw); \
   1603 		} \
   1604 		if ((GET_OPCODE(op) | 0x1) == SLJIT_CONV_S32_FROM_F64) { \
   1605 			CHECK(check_sljit_emit_fop1_conv_sw_from_f64(compiler, op, dst, dstw, src, srcw)); \
   1606 			ADJUST_LOCAL_OFFSET(dst, dstw); \
   1607 			ADJUST_LOCAL_OFFSET(src, srcw); \
   1608 			return sljit_emit_fop1_conv_sw_from_f64(compiler, op, dst, dstw, src, srcw); \
   1609 		} \
   1610 		CHECK(check_sljit_emit_fop1_conv_f64_from_sw(compiler, op, dst, dstw, src, srcw)); \
   1611 		ADJUST_LOCAL_OFFSET(dst, dstw); \
   1612 		ADJUST_LOCAL_OFFSET(src, srcw); \
   1613 		return sljit_emit_fop1_conv_f64_from_sw(compiler, op, dst, dstw, src, srcw); \
   1614 	} \
   1615 	CHECK(check_sljit_emit_fop1(compiler, op, dst, dstw, src, srcw)); \
   1616 	ADJUST_LOCAL_OFFSET(dst, dstw); \
   1617 	ADJUST_LOCAL_OFFSET(src, srcw);
   1618 
   1619 static SLJIT_INLINE sljit_s32 emit_mov_before_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
   1620 {
   1621 	/* Return if don't need to do anything. */
   1622 	if (op == SLJIT_UNUSED)
   1623 		return SLJIT_SUCCESS;
   1624 
   1625 #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
   1626 	/* At the moment the pointer size is always equal to sljit_sw. May be changed in the future. */
   1627 	if (src == SLJIT_RETURN_REG && (op == SLJIT_MOV || op == SLJIT_MOV_P))
   1628 		return SLJIT_SUCCESS;
   1629 #else
   1630 	if (src == SLJIT_RETURN_REG && (op == SLJIT_MOV || op == SLJIT_MOV_U32 || op == SLJIT_MOV_S32 || op == SLJIT_MOV_P))
   1631 		return SLJIT_SUCCESS;
   1632 #endif
   1633 
   1634 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS) \
   1635 		|| (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1636 	compiler->skip_checks = 1;
   1637 #endif
   1638 	return sljit_emit_op1(compiler, op, SLJIT_RETURN_REG, 0, src, srcw);
   1639 }
   1640 
   1641 /* CPU description section */
   1642 
   1643 #if (defined SLJIT_32BIT_ARCHITECTURE && SLJIT_32BIT_ARCHITECTURE)
   1644 #define SLJIT_CPUINFO_PART1 " 32bit ("
   1645 #elif (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
   1646 #define SLJIT_CPUINFO_PART1 " 64bit ("
   1647 #else
   1648 #error "Internal error: CPU type info missing"
   1649 #endif
   1650 
   1651 #if (defined SLJIT_LITTLE_ENDIAN && SLJIT_LITTLE_ENDIAN)
   1652 #define SLJIT_CPUINFO_PART2 "little endian + "
   1653 #elif (defined SLJIT_BIG_ENDIAN && SLJIT_BIG_ENDIAN)
   1654 #define SLJIT_CPUINFO_PART2 "big endian + "
   1655 #else
   1656 #error "Internal error: CPU type info missing"
   1657 #endif
   1658 
   1659 #if (defined SLJIT_UNALIGNED && SLJIT_UNALIGNED)
   1660 #define SLJIT_CPUINFO_PART3 "unaligned)"
   1661 #else
   1662 #define SLJIT_CPUINFO_PART3 "aligned)"
   1663 #endif
   1664 
   1665 #define SLJIT_CPUINFO SLJIT_CPUINFO_PART1 SLJIT_CPUINFO_PART2 SLJIT_CPUINFO_PART3
   1666 
   1667 #if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
   1668 #	include "sljitNativeX86_common.c"
   1669 #elif (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
   1670 #	include "sljitNativeARM_32.c"
   1671 #elif (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7)
   1672 #	include "sljitNativeARM_32.c"
   1673 #elif (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
   1674 #	include "sljitNativeARM_T2_32.c"
   1675 #elif (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
   1676 #	include "sljitNativeARM_64.c"
   1677 #elif (defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC)
   1678 #	include "sljitNativePPC_common.c"
   1679 #elif (defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS)
   1680 #	include "sljitNativeMIPS_common.c"
   1681 #elif (defined SLJIT_CONFIG_SPARC && SLJIT_CONFIG_SPARC)
   1682 #	include "sljitNativeSPARC_common.c"
   1683 #elif (defined SLJIT_CONFIG_TILEGX && SLJIT_CONFIG_TILEGX)
   1684 #	include "sljitNativeTILEGX_64.c"
   1685 #endif
   1686 
   1687 #if !(defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS)
   1688 
   1689 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_cmp(struct sljit_compiler *compiler, sljit_s32 type,
   1690 	sljit_s32 src1, sljit_sw src1w,
   1691 	sljit_s32 src2, sljit_sw src2w)
   1692 {
   1693 	/* Default compare for most architectures. */
   1694 	sljit_s32 flags, tmp_src, condition;
   1695 	sljit_sw tmp_srcw;
   1696 
   1697 	CHECK_ERROR_PTR();
   1698 	CHECK_PTR(check_sljit_emit_cmp(compiler, type, src1, src1w, src2, src2w));
   1699 
   1700 	condition = type & 0xff;
   1701 #if (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
   1702 	if ((condition == SLJIT_EQUAL || condition == SLJIT_NOT_EQUAL)) {
   1703 		if ((src1 & SLJIT_IMM) && !src1w) {
   1704 			src1 = src2;
   1705 			src1w = src2w;
   1706 			src2 = SLJIT_IMM;
   1707 			src2w = 0;
   1708 		}
   1709 		if ((src2 & SLJIT_IMM) && !src2w)
   1710 			return emit_cmp_to0(compiler, type, src1, src1w);
   1711 	}
   1712 #endif
   1713 
   1714 	if (SLJIT_UNLIKELY((src1 & SLJIT_IMM) && !(src2 & SLJIT_IMM))) {
   1715 		/* Immediate is prefered as second argument by most architectures. */
   1716 		switch (condition) {
   1717 		case SLJIT_LESS:
   1718 			condition = SLJIT_GREATER;
   1719 			break;
   1720 		case SLJIT_GREATER_EQUAL:
   1721 			condition = SLJIT_LESS_EQUAL;
   1722 			break;
   1723 		case SLJIT_GREATER:
   1724 			condition = SLJIT_LESS;
   1725 			break;
   1726 		case SLJIT_LESS_EQUAL:
   1727 			condition = SLJIT_GREATER_EQUAL;
   1728 			break;
   1729 		case SLJIT_SIG_LESS:
   1730 			condition = SLJIT_SIG_GREATER;
   1731 			break;
   1732 		case SLJIT_SIG_GREATER_EQUAL:
   1733 			condition = SLJIT_SIG_LESS_EQUAL;
   1734 			break;
   1735 		case SLJIT_SIG_GREATER:
   1736 			condition = SLJIT_SIG_LESS;
   1737 			break;
   1738 		case SLJIT_SIG_LESS_EQUAL:
   1739 			condition = SLJIT_SIG_GREATER_EQUAL;
   1740 			break;
   1741 		}
   1742 
   1743 		type = condition | (type & (SLJIT_I32_OP | SLJIT_REWRITABLE_JUMP));
   1744 		tmp_src = src1;
   1745 		src1 = src2;
   1746 		src2 = tmp_src;
   1747 		tmp_srcw = src1w;
   1748 		src1w = src2w;
   1749 		src2w = tmp_srcw;
   1750 	}
   1751 
   1752 	if (condition <= SLJIT_NOT_ZERO)
   1753 		flags = SLJIT_SET_Z;
   1754 	else
   1755 		flags = condition << VARIABLE_FLAG_SHIFT;
   1756 
   1757 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
   1758 		|| (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1759 	compiler->skip_checks = 1;
   1760 #endif
   1761 	PTR_FAIL_IF(sljit_emit_op2(compiler, SLJIT_SUB | flags | (type & SLJIT_I32_OP),
   1762 		SLJIT_UNUSED, 0, src1, src1w, src2, src2w));
   1763 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
   1764 		|| (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1765 	compiler->skip_checks = 1;
   1766 #endif
   1767 	return sljit_emit_jump(compiler, condition | (type & (SLJIT_REWRITABLE_JUMP | SLJIT_I32_OP)));
   1768 }
   1769 
   1770 #endif
   1771 
   1772 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_fcmp(struct sljit_compiler *compiler, sljit_s32 type,
   1773 	sljit_s32 src1, sljit_sw src1w,
   1774 	sljit_s32 src2, sljit_sw src2w)
   1775 {
   1776 	CHECK_ERROR_PTR();
   1777 	CHECK_PTR(check_sljit_emit_fcmp(compiler, type, src1, src1w, src2, src2w));
   1778 
   1779 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
   1780 		|| (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1781 	compiler->skip_checks = 1;
   1782 #endif
   1783 	sljit_emit_fop1(compiler, SLJIT_CMP_F64 | ((type & 0xff) << VARIABLE_FLAG_SHIFT) | (type & SLJIT_I32_OP), src1, src1w, src2, src2w);
   1784 
   1785 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
   1786 		|| (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1787 	compiler->skip_checks = 1;
   1788 #endif
   1789 	return sljit_emit_jump(compiler, type);
   1790 }
   1791 
   1792 #if !(defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
   1793 
   1794 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_local_base(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw offset)
   1795 {
   1796 	CHECK_ERROR();
   1797 	CHECK(check_sljit_get_local_base(compiler, dst, dstw, offset));
   1798 
   1799 	ADJUST_LOCAL_OFFSET(SLJIT_MEM1(SLJIT_SP), offset);
   1800 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
   1801 		|| (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
   1802 	compiler->skip_checks = 1;
   1803 #endif
   1804 	if (offset != 0)
   1805 		return sljit_emit_op2(compiler, SLJIT_ADD, dst, dstw, SLJIT_SP, 0, SLJIT_IMM, offset);
   1806 	return sljit_emit_op1(compiler, SLJIT_MOV, dst, dstw, SLJIT_SP, 0);
   1807 }
   1808 
   1809 #endif
   1810 
   1811 #else /* SLJIT_CONFIG_UNSUPPORTED */
   1812 
   1813 /* Empty function bodies for those machines, which are not (yet) supported. */
   1814 
   1815 SLJIT_API_FUNC_ATTRIBUTE const char* sljit_get_platform_name(void)
   1816 {
   1817 	return "unsupported";
   1818 }
   1819 
   1820 SLJIT_API_FUNC_ATTRIBUTE struct sljit_compiler* sljit_create_compiler(void *allocator_data)
   1821 {
   1822 	SLJIT_UNUSED_ARG(allocator_data);
   1823 	SLJIT_UNREACHABLE();
   1824 	return NULL;
   1825 }
   1826 
   1827 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_compiler(struct sljit_compiler *compiler)
   1828 {
   1829 	SLJIT_UNUSED_ARG(compiler);
   1830 	SLJIT_UNREACHABLE();
   1831 }
   1832 
   1833 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_compiler_memory_error(struct sljit_compiler *compiler)
   1834 {
   1835 	SLJIT_UNUSED_ARG(compiler);
   1836 	SLJIT_UNREACHABLE();
   1837 }
   1838 
   1839 SLJIT_API_FUNC_ATTRIBUTE void* sljit_alloc_memory(struct sljit_compiler *compiler, sljit_s32 size)
   1840 {
   1841 	SLJIT_UNUSED_ARG(compiler);
   1842 	SLJIT_UNUSED_ARG(size);
   1843 	SLJIT_UNREACHABLE();
   1844 	return NULL;
   1845 }
   1846 
   1847 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
   1848 SLJIT_API_FUNC_ATTRIBUTE void sljit_compiler_verbose(struct sljit_compiler *compiler, FILE* verbose)
   1849 {
   1850 	SLJIT_UNUSED_ARG(compiler);
   1851 	SLJIT_UNUSED_ARG(verbose);
   1852 	SLJIT_UNREACHABLE();
   1853 }
   1854 #endif
   1855 
   1856 SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compiler)
   1857 {
   1858 	SLJIT_UNUSED_ARG(compiler);
   1859 	SLJIT_UNREACHABLE();
   1860 	return NULL;
   1861 }
   1862 
   1863 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
   1864 {
   1865 	SLJIT_UNUSED_ARG(code);
   1866 	SLJIT_UNREACHABLE();
   1867 }
   1868 
   1869 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_enter(struct sljit_compiler *compiler,
   1870 	sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
   1871 	sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
   1872 {
   1873 	SLJIT_UNUSED_ARG(compiler);
   1874 	SLJIT_UNUSED_ARG(options);
   1875 	SLJIT_UNUSED_ARG(args);
   1876 	SLJIT_UNUSED_ARG(scratches);
   1877 	SLJIT_UNUSED_ARG(saveds);
   1878 	SLJIT_UNUSED_ARG(fscratches);
   1879 	SLJIT_UNUSED_ARG(fsaveds);
   1880 	SLJIT_UNUSED_ARG(local_size);
   1881 	SLJIT_UNREACHABLE();
   1882 	return SLJIT_ERR_UNSUPPORTED;
   1883 }
   1884 
   1885 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_set_context(struct sljit_compiler *compiler,
   1886 	sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
   1887 	sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
   1888 {
   1889 	SLJIT_UNUSED_ARG(compiler);
   1890 	SLJIT_UNUSED_ARG(options);
   1891 	SLJIT_UNUSED_ARG(args);
   1892 	SLJIT_UNUSED_ARG(scratches);
   1893 	SLJIT_UNUSED_ARG(saveds);
   1894 	SLJIT_UNUSED_ARG(fscratches);
   1895 	SLJIT_UNUSED_ARG(fsaveds);
   1896 	SLJIT_UNUSED_ARG(local_size);
   1897 	SLJIT_UNREACHABLE();
   1898 	return SLJIT_ERR_UNSUPPORTED;
   1899 }
   1900 
   1901 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
   1902 {
   1903 	SLJIT_UNUSED_ARG(compiler);
   1904 	SLJIT_UNUSED_ARG(op);
   1905 	SLJIT_UNUSED_ARG(src);
   1906 	SLJIT_UNUSED_ARG(srcw);
   1907 	SLJIT_UNREACHABLE();
   1908 	return SLJIT_ERR_UNSUPPORTED;
   1909 }
   1910 
   1911 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw)
   1912 {
   1913 	SLJIT_UNUSED_ARG(compiler);
   1914 	SLJIT_UNUSED_ARG(dst);
   1915 	SLJIT_UNUSED_ARG(dstw);
   1916 	SLJIT_UNREACHABLE();
   1917 	return SLJIT_ERR_UNSUPPORTED;
   1918 }
   1919 
   1920 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fast_return(struct sljit_compiler *compiler, sljit_s32 src, sljit_sw srcw)
   1921 {
   1922 	SLJIT_UNUSED_ARG(compiler);
   1923 	SLJIT_UNUSED_ARG(src);
   1924 	SLJIT_UNUSED_ARG(srcw);
   1925 	SLJIT_UNREACHABLE();
   1926 	return SLJIT_ERR_UNSUPPORTED;
   1927 }
   1928 
   1929 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op0(struct sljit_compiler *compiler, sljit_s32 op)
   1930 {
   1931 	SLJIT_UNUSED_ARG(compiler);
   1932 	SLJIT_UNUSED_ARG(op);
   1933 	SLJIT_UNREACHABLE();
   1934 	return SLJIT_ERR_UNSUPPORTED;
   1935 }
   1936 
   1937 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compiler, sljit_s32 op,
   1938 	sljit_s32 dst, sljit_sw dstw,
   1939 	sljit_s32 src, sljit_sw srcw)
   1940 {
   1941 	SLJIT_UNUSED_ARG(compiler);
   1942 	SLJIT_UNUSED_ARG(op);
   1943 	SLJIT_UNUSED_ARG(dst);
   1944 	SLJIT_UNUSED_ARG(dstw);
   1945 	SLJIT_UNUSED_ARG(src);
   1946 	SLJIT_UNUSED_ARG(srcw);
   1947 	SLJIT_UNREACHABLE();
   1948 	return SLJIT_ERR_UNSUPPORTED;
   1949 }
   1950 
   1951 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op2(struct sljit_compiler *compiler, sljit_s32 op,
   1952 	sljit_s32 dst, sljit_sw dstw,
   1953 	sljit_s32 src1, sljit_sw src1w,
   1954 	sljit_s32 src2, sljit_sw src2w)
   1955 {
   1956 	SLJIT_UNUSED_ARG(compiler);
   1957 	SLJIT_UNUSED_ARG(op);
   1958 	SLJIT_UNUSED_ARG(dst);
   1959 	SLJIT_UNUSED_ARG(dstw);
   1960 	SLJIT_UNUSED_ARG(src1);
   1961 	SLJIT_UNUSED_ARG(src1w);
   1962 	SLJIT_UNUSED_ARG(src2);
   1963 	SLJIT_UNUSED_ARG(src2w);
   1964 	SLJIT_UNREACHABLE();
   1965 	return SLJIT_ERR_UNSUPPORTED;
   1966 }
   1967 
   1968 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_register_index(sljit_s32 reg)
   1969 {
   1970 	SLJIT_UNREACHABLE();
   1971 	return reg;
   1972 }
   1973 
   1974 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_custom(struct sljit_compiler *compiler,
   1975 	void *instruction, sljit_s32 size)
   1976 {
   1977 	SLJIT_UNUSED_ARG(compiler);
   1978 	SLJIT_UNUSED_ARG(instruction);
   1979 	SLJIT_UNUSED_ARG(size);
   1980 	SLJIT_UNREACHABLE();
   1981 	return SLJIT_ERR_UNSUPPORTED;
   1982 }
   1983 
   1984 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_current_flags(struct sljit_compiler *compiler, sljit_s32 current_flags)
   1985 {
   1986 	SLJIT_UNUSED_ARG(compiler);
   1987 	SLJIT_UNUSED_ARG(current_flags);
   1988 }
   1989 
   1990 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_is_fpu_available(void)
   1991 {
   1992 	SLJIT_UNREACHABLE();
   1993 	return 0;
   1994 }
   1995 
   1996 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop1(struct sljit_compiler *compiler, sljit_s32 op,
   1997 	sljit_s32 dst, sljit_sw dstw,
   1998 	sljit_s32 src, sljit_sw srcw)
   1999 {
   2000 	SLJIT_UNUSED_ARG(compiler);
   2001 	SLJIT_UNUSED_ARG(op);
   2002 	SLJIT_UNUSED_ARG(dst);
   2003 	SLJIT_UNUSED_ARG(dstw);
   2004 	SLJIT_UNUSED_ARG(src);
   2005 	SLJIT_UNUSED_ARG(srcw);
   2006 	SLJIT_UNREACHABLE();
   2007 	return SLJIT_ERR_UNSUPPORTED;
   2008 }
   2009 
   2010 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop2(struct sljit_compiler *compiler, sljit_s32 op,
   2011 	sljit_s32 dst, sljit_sw dstw,
   2012 	sljit_s32 src1, sljit_sw src1w,
   2013 	sljit_s32 src2, sljit_sw src2w)
   2014 {
   2015 	SLJIT_UNUSED_ARG(compiler);
   2016 	SLJIT_UNUSED_ARG(op);
   2017 	SLJIT_UNUSED_ARG(dst);
   2018 	SLJIT_UNUSED_ARG(dstw);
   2019 	SLJIT_UNUSED_ARG(src1);
   2020 	SLJIT_UNUSED_ARG(src1w);
   2021 	SLJIT_UNUSED_ARG(src2);
   2022 	SLJIT_UNUSED_ARG(src2w);
   2023 	SLJIT_UNREACHABLE();
   2024 	return SLJIT_ERR_UNSUPPORTED;
   2025 }
   2026 
   2027 SLJIT_API_FUNC_ATTRIBUTE struct sljit_label* sljit_emit_label(struct sljit_compiler *compiler)
   2028 {
   2029 	SLJIT_UNUSED_ARG(compiler);
   2030 	SLJIT_UNREACHABLE();
   2031 	return NULL;
   2032 }
   2033 
   2034 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, sljit_s32 type)
   2035 {
   2036 	SLJIT_UNUSED_ARG(compiler);
   2037 	SLJIT_UNUSED_ARG(type);
   2038 	SLJIT_UNREACHABLE();
   2039 	return NULL;
   2040 }
   2041 
   2042 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_cmp(struct sljit_compiler *compiler, sljit_s32 type,
   2043 	sljit_s32 src1, sljit_sw src1w,
   2044 	sljit_s32 src2, sljit_sw src2w)
   2045 {
   2046 	SLJIT_UNUSED_ARG(compiler);
   2047 	SLJIT_UNUSED_ARG(type);
   2048 	SLJIT_UNUSED_ARG(src1);
   2049 	SLJIT_UNUSED_ARG(src1w);
   2050 	SLJIT_UNUSED_ARG(src2);
   2051 	SLJIT_UNUSED_ARG(src2w);
   2052 	SLJIT_UNREACHABLE();
   2053 	return NULL;
   2054 }
   2055 
   2056 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_fcmp(struct sljit_compiler *compiler, sljit_s32 type,
   2057 	sljit_s32 src1, sljit_sw src1w,
   2058 	sljit_s32 src2, sljit_sw src2w)
   2059 {
   2060 	SLJIT_UNUSED_ARG(compiler);
   2061 	SLJIT_UNUSED_ARG(type);
   2062 	SLJIT_UNUSED_ARG(src1);
   2063 	SLJIT_UNUSED_ARG(src1w);
   2064 	SLJIT_UNUSED_ARG(src2);
   2065 	SLJIT_UNUSED_ARG(src2w);
   2066 	SLJIT_UNREACHABLE();
   2067 	return NULL;
   2068 }
   2069 
   2070 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_label(struct sljit_jump *jump, struct sljit_label* label)
   2071 {
   2072 	SLJIT_UNUSED_ARG(jump);
   2073 	SLJIT_UNUSED_ARG(label);
   2074 	SLJIT_UNREACHABLE();
   2075 }
   2076 
   2077 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_target(struct sljit_jump *jump, sljit_uw target)
   2078 {
   2079 	SLJIT_UNUSED_ARG(jump);
   2080 	SLJIT_UNUSED_ARG(target);
   2081 	SLJIT_UNREACHABLE();
   2082 }
   2083 
   2084 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_ijump(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 src, sljit_sw srcw)
   2085 {
   2086 	SLJIT_UNUSED_ARG(compiler);
   2087 	SLJIT_UNUSED_ARG(type);
   2088 	SLJIT_UNUSED_ARG(src);
   2089 	SLJIT_UNUSED_ARG(srcw);
   2090 	SLJIT_UNREACHABLE();
   2091 	return SLJIT_ERR_UNSUPPORTED;
   2092 }
   2093 
   2094 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_flags(struct sljit_compiler *compiler, sljit_s32 op,
   2095 	sljit_s32 dst, sljit_sw dstw,
   2096 	sljit_s32 src, sljit_sw srcw,
   2097 	sljit_s32 type)
   2098 {
   2099 	SLJIT_UNUSED_ARG(compiler);
   2100 	SLJIT_UNUSED_ARG(op);
   2101 	SLJIT_UNUSED_ARG(dst);
   2102 	SLJIT_UNUSED_ARG(dstw);
   2103 	SLJIT_UNUSED_ARG(src);
   2104 	SLJIT_UNUSED_ARG(srcw);
   2105 	SLJIT_UNUSED_ARG(type);
   2106 	SLJIT_UNREACHABLE();
   2107 	return SLJIT_ERR_UNSUPPORTED;
   2108 }
   2109 
   2110 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_local_base(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw offset)
   2111 {
   2112 	SLJIT_UNUSED_ARG(compiler);
   2113 	SLJIT_UNUSED_ARG(dst);
   2114 	SLJIT_UNUSED_ARG(dstw);
   2115 	SLJIT_UNUSED_ARG(offset);
   2116 	SLJIT_UNREACHABLE();
   2117 	return SLJIT_ERR_UNSUPPORTED;
   2118 }
   2119 
   2120 SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw initval)
   2121 {
   2122 	SLJIT_UNUSED_ARG(compiler);
   2123 	SLJIT_UNUSED_ARG(dst);
   2124 	SLJIT_UNUSED_ARG(dstw);
   2125 	SLJIT_UNUSED_ARG(initval);
   2126 	SLJIT_UNREACHABLE();
   2127 	return NULL;
   2128 }
   2129 
   2130 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_jump_addr(sljit_uw addr, sljit_uw new_target, sljit_sw executable_offset)
   2131 {
   2132 	SLJIT_UNUSED_ARG(addr);
   2133 	SLJIT_UNUSED_ARG(new_target);
   2134 	SLJIT_UNUSED_ARG(executable_offset);
   2135 	SLJIT_UNREACHABLE();
   2136 }
   2137 
   2138 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_const(sljit_uw addr, sljit_sw new_constant, sljit_sw executable_offset)
   2139 {
   2140 	SLJIT_UNUSED_ARG(addr);
   2141 	SLJIT_UNUSED_ARG(new_constant);
   2142 	SLJIT_UNUSED_ARG(executable_offset);
   2143 	SLJIT_UNREACHABLE();
   2144 }
   2145 
   2146 #endif
   2147