1 /*
2 * Stack-less Just-In-Time compiler
3 *
4 * Copyright 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 #ifdef _WIN32
30
31 /* For SLJIT_CACHE_FLUSH, which can expand to FlushInstructionCache. */
32 #include <windows.h>
33
34 #endif /* _WIN32 */
35
36 #if !(defined SLJIT_STD_MACROS_DEFINED && SLJIT_STD_MACROS_DEFINED)
37
38 /* These libraries are needed for the macros below. */
39 #include <stdlib.h>
40 #include <string.h>
41
42 #endif /* SLJIT_STD_MACROS_DEFINED */
43
44 #define CHECK_ERROR() \
45 do { \
46 if (SLJIT_UNLIKELY(compiler->error)) \
47 return compiler->error; \
48 } while (0)
49
50 #define CHECK_ERROR_PTR() \
51 do { \
52 if (SLJIT_UNLIKELY(compiler->error)) \
53 return NULL; \
54 } while (0)
55
56 #define FAIL_IF(expr) \
57 do { \
58 if (SLJIT_UNLIKELY(expr)) \
59 return compiler->error; \
60 } while (0)
61
62 #define PTR_FAIL_IF(expr) \
63 do { \
64 if (SLJIT_UNLIKELY(expr)) \
65 return NULL; \
66 } while (0)
67
68 #define FAIL_IF_NULL(ptr) \
69 do { \
70 if (SLJIT_UNLIKELY(!(ptr))) { \
71 compiler->error = SLJIT_ERR_ALLOC_FAILED; \
72 return SLJIT_ERR_ALLOC_FAILED; \
73 } \
74 } while (0)
75
76 #define PTR_FAIL_IF_NULL(ptr) \
77 do { \
78 if (SLJIT_UNLIKELY(!(ptr))) { \
79 compiler->error = SLJIT_ERR_ALLOC_FAILED; \
80 return NULL; \
81 } \
82 } while (0)
83
84 #define PTR_FAIL_WITH_EXEC_IF(ptr) \
85 do { \
86 if (SLJIT_UNLIKELY(!(ptr))) { \
87 compiler->error = SLJIT_ERR_EX_ALLOC_FAILED; \
88 return NULL; \
89 } \
90 } while (0)
91
92 #if !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
93
94 #define VARIABLE_FLAG_SHIFT (10)
95 #define VARIABLE_FLAG_MASK (0x3f << VARIABLE_FLAG_SHIFT)
96 #define GET_FLAG_TYPE(op) ((op) >> VARIABLE_FLAG_SHIFT)
97
98 #define GET_OPCODE(op) \
99 ((op) & ~(SLJIT_I32_OP | SLJIT_SET_Z | VARIABLE_FLAG_MASK))
100
101 #define HAS_FLAGS(op) \
102 ((op) & (SLJIT_SET_Z | VARIABLE_FLAG_MASK))
103
104 #define GET_ALL_FLAGS(op) \
105 ((op) & (SLJIT_I32_OP | SLJIT_SET_Z | VARIABLE_FLAG_MASK))
106
107 #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
108 #define TYPE_CAST_NEEDED(op) \
109 ((op) >= SLJIT_MOV_U8 && (op) <= SLJIT_MOV_S32)
110 #else
111 #define TYPE_CAST_NEEDED(op) \
112 ((op) >= SLJIT_MOV_U8 && (op) <= SLJIT_MOV_S16)
113 #endif
114
115 #define BUF_SIZE 4096
116
117 #if (defined SLJIT_32BIT_ARCHITECTURE && SLJIT_32BIT_ARCHITECTURE)
118 #define ABUF_SIZE 2048
119 #else
120 #define ABUF_SIZE 4096
121 #endif
122
123 /* Parameter parsing. */
124 #define REG_MASK 0x3f
125 #define OFFS_REG(reg) (((reg) >> 8) & REG_MASK)
126 #define OFFS_REG_MASK (REG_MASK << 8)
127 #define TO_OFFS_REG(reg) ((reg) << 8)
128 /* When reg cannot be unused. */
129 #define FAST_IS_REG(reg) ((reg) <= REG_MASK)
130 /* When reg can be unused. */
131 #define SLOW_IS_REG(reg) ((reg) > 0 && (reg) <= REG_MASK)
132
133 /* Mask for argument types. */
134 #define SLJIT_DEF_MASK ((1 << SLJIT_DEF_SHIFT) - 1)
135
136 /* Jump flags. */
137 #define JUMP_LABEL 0x1
138 #define JUMP_ADDR 0x2
139 /* SLJIT_REWRITABLE_JUMP is 0x1000. */
140
141 #if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
142 # define PATCH_MB 0x4
143 # define PATCH_MW 0x8
144 #if (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
145 # define PATCH_MD 0x10
146 #endif
147 #endif
148
149 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) || (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7)
150 # define IS_BL 0x4
151 # define PATCH_B 0x8
152 #endif
153
154 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
155 # define CPOOL_SIZE 512
156 #endif
157
158 #if (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
159 # define IS_COND 0x04
160 # define IS_BL 0x08
161 /* conditional + imm8 */
162 # define PATCH_TYPE1 0x10
163 /* conditional + imm20 */
164 # define PATCH_TYPE2 0x20
165 /* IT + imm24 */
166 # define PATCH_TYPE3 0x30
167 /* imm11 */
168 # define PATCH_TYPE4 0x40
169 /* imm24 */
170 # define PATCH_TYPE5 0x50
171 /* BL + imm24 */
172 # define PATCH_BL 0x60
173 /* 0xf00 cc code for branches */
174 #endif
175
176 #if (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
177 # define IS_COND 0x004
178 # define IS_CBZ 0x008
179 # define IS_BL 0x010
180 # define PATCH_B 0x020
181 # define PATCH_COND 0x040
182 # define PATCH_ABS48 0x080
183 # define PATCH_ABS64 0x100
184 #endif
185
186 #if (defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC)
187 # define IS_COND 0x004
188 # define IS_CALL 0x008
189 # define PATCH_B 0x010
190 # define PATCH_ABS_B 0x020
191 #if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
192 # define PATCH_ABS32 0x040
193 # define PATCH_ABS48 0x080
194 #endif
195 # define REMOVE_COND 0x100
196 #endif
197
198 #if (defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS)
199 # define IS_MOVABLE 0x004
200 # define IS_JAL 0x008
201 # define IS_CALL 0x010
202 # define IS_BIT26_COND 0x020
203 # define IS_BIT16_COND 0x040
204
205 # define IS_COND (IS_BIT26_COND | IS_BIT16_COND)
206
207 # define PATCH_B 0x080
208 # define PATCH_J 0x100
209
210 #if (defined SLJIT_CONFIG_MIPS_64 && SLJIT_CONFIG_MIPS_64)
211 # define PATCH_ABS32 0x200
212 # define PATCH_ABS48 0x400
213 #endif
214
215 /* instruction types */
216 # define MOVABLE_INS 0
217 /* 1 - 31 last destination register */
218 /* no destination (i.e: store) */
219 # define UNMOVABLE_INS 32
220 /* FPU status register */
221 # define FCSR_FCC 33
222 #endif
223
224 #if (defined SLJIT_CONFIG_TILEGX && SLJIT_CONFIG_TILEGX)
225 # define IS_JAL 0x04
226 # define IS_COND 0x08
227
228 # define PATCH_B 0x10
229 # define PATCH_J 0x20
230 #endif
231
232 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
233 # define IS_MOVABLE 0x04
234 # define IS_COND 0x08
235 # define IS_CALL 0x10
236
237 # define PATCH_B 0x20
238 # define PATCH_CALL 0x40
239
240 /* instruction types */
241 # define MOVABLE_INS 0
242 /* 1 - 31 last destination register */
243 /* no destination (i.e: store) */
244 # define UNMOVABLE_INS 32
245
246 # define DST_INS_MASK 0xff
247
248 /* ICC_SET is the same as SET_FLAGS. */
249 # define ICC_IS_SET (1 << 23)
250 # define FCC_IS_SET (1 << 24)
251 #endif
252
253 /* Stack management. */
254
255 #define GET_SAVED_REGISTERS_SIZE(scratches, saveds, extra) \
256 (((scratches < SLJIT_NUMBER_OF_SCRATCH_REGISTERS ? 0 : (scratches - SLJIT_NUMBER_OF_SCRATCH_REGISTERS)) + \
257 (saveds < SLJIT_NUMBER_OF_SAVED_REGISTERS ? saveds : SLJIT_NUMBER_OF_SAVED_REGISTERS) + \
258 extra) * sizeof(sljit_sw))
259
260 #define ADJUST_LOCAL_OFFSET(p, i) \
261 if ((p) == (SLJIT_MEM1(SLJIT_SP))) \
262 (i) += SLJIT_LOCALS_OFFSET;
263
264 #endif /* !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED) */
265
266 /* Utils can still be used even if SLJIT_CONFIG_UNSUPPORTED is set. */
267 #include "sljitUtils.c"
268
269 #if !(defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
270
271 #if (defined SLJIT_EXECUTABLE_ALLOCATOR && SLJIT_EXECUTABLE_ALLOCATOR)
272
273 #if (defined SLJIT_PROT_EXECUTABLE_ALLOCATOR && SLJIT_PROT_EXECUTABLE_ALLOCATOR)
274 #include "sljitProtExecAllocator.c"
275 #else
276 #include "sljitExecAllocator.c"
277 #endif
278
279 #endif
280
281 #if (defined SLJIT_PROT_EXECUTABLE_ALLOCATOR && SLJIT_PROT_EXECUTABLE_ALLOCATOR)
282 #define SLJIT_ADD_EXEC_OFFSET(ptr, exec_offset) ((sljit_u8 *)(ptr) + (exec_offset))
283 #else
284 #define SLJIT_ADD_EXEC_OFFSET(ptr, exec_offset) ((sljit_u8 *)(ptr))
285 #endif
286
287 /* Argument checking features. */
288
289 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
290
291 /* Returns with error when an invalid argument is passed. */
292
293 #define CHECK_ARGUMENT(x) \
294 do { \
295 if (SLJIT_UNLIKELY(!(x))) \
296 return 1; \
297 } while (0)
298
299 #define CHECK_RETURN_TYPE sljit_s32
300 #define CHECK_RETURN_OK return 0
301
302 #define CHECK(x) \
303 do { \
304 if (SLJIT_UNLIKELY(x)) { \
305 compiler->error = SLJIT_ERR_BAD_ARGUMENT; \
306 return SLJIT_ERR_BAD_ARGUMENT; \
307 } \
308 } while (0)
309
310 #define CHECK_PTR(x) \
311 do { \
312 if (SLJIT_UNLIKELY(x)) { \
313 compiler->error = SLJIT_ERR_BAD_ARGUMENT; \
314 return NULL; \
315 } \
316 } while (0)
317
318 #define CHECK_REG_INDEX(x) \
319 do { \
320 if (SLJIT_UNLIKELY(x)) { \
321 return -2; \
322 } \
323 } while (0)
324
325 #elif (defined SLJIT_DEBUG && SLJIT_DEBUG)
326
327 /* Assertion failure occures if an invalid argument is passed. */
328 #undef SLJIT_ARGUMENT_CHECKS
329 #define SLJIT_ARGUMENT_CHECKS 1
330
331 #define CHECK_ARGUMENT(x) SLJIT_ASSERT(x)
332 #define CHECK_RETURN_TYPE void
333 #define CHECK_RETURN_OK return
334 #define CHECK(x) x
335 #define CHECK_PTR(x) x
336 #define CHECK_REG_INDEX(x) x
337
338 #elif (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
339
340 /* Arguments are not checked. */
341 #define CHECK_RETURN_TYPE void
342 #define CHECK_RETURN_OK return
343 #define CHECK(x) x
344 #define CHECK_PTR(x) x
345 #define CHECK_REG_INDEX(x) x
346
347 #else
348
349 /* Arguments are not checked. */
350 #define CHECK(x)
351 #define CHECK_PTR(x)
352 #define CHECK_REG_INDEX(x)
353
354 #endif /* SLJIT_ARGUMENT_CHECKS */
355
356 /* --------------------------------------------------------------------- */
357 /* Public functions */
358 /* --------------------------------------------------------------------- */
359
360 #if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
361 #define SLJIT_NEEDS_COMPILER_INIT 1
362 static sljit_s32 compiler_initialized = 0;
363 /* A thread safe initialization. */
364 static void init_compiler(void);
365 #endif
366
sljit_create_compiler(void * allocator_data)367 SLJIT_API_FUNC_ATTRIBUTE struct sljit_compiler* sljit_create_compiler(void *allocator_data)
368 {
369 struct sljit_compiler *compiler = (struct sljit_compiler*)SLJIT_MALLOC(sizeof(struct sljit_compiler), allocator_data);
370 if (!compiler)
371 return NULL;
372 SLJIT_ZEROMEM(compiler, sizeof(struct sljit_compiler));
373
374 SLJIT_COMPILE_ASSERT(
375 sizeof(sljit_s8) == 1 && sizeof(sljit_u8) == 1
376 && sizeof(sljit_s16) == 2 && sizeof(sljit_u16) == 2
377 && sizeof(sljit_s32) == 4 && sizeof(sljit_u32) == 4
378 && (sizeof(sljit_p) == 4 || sizeof(sljit_p) == 8)
379 && sizeof(sljit_p) <= sizeof(sljit_sw)
380 && (sizeof(sljit_sw) == 4 || sizeof(sljit_sw) == 8)
381 && (sizeof(sljit_uw) == 4 || sizeof(sljit_uw) == 8),
382 invalid_integer_types);
383 SLJIT_COMPILE_ASSERT(SLJIT_I32_OP == SLJIT_F32_OP,
384 int_op_and_single_op_must_be_the_same);
385 SLJIT_COMPILE_ASSERT(SLJIT_REWRITABLE_JUMP != SLJIT_F32_OP,
386 rewritable_jump_and_single_op_must_not_be_the_same);
387 SLJIT_COMPILE_ASSERT(!(SLJIT_EQUAL & 0x1) && !(SLJIT_LESS & 0x1) && !(SLJIT_EQUAL_F64 & 0x1) && !(SLJIT_JUMP & 0x1),
388 conditional_flags_must_be_even_numbers);
389
390 /* Only the non-zero members must be set. */
391 compiler->error = SLJIT_SUCCESS;
392
393 compiler->allocator_data = allocator_data;
394 compiler->buf = (struct sljit_memory_fragment*)SLJIT_MALLOC(BUF_SIZE, allocator_data);
395 compiler->abuf = (struct sljit_memory_fragment*)SLJIT_MALLOC(ABUF_SIZE, allocator_data);
396
397 if (!compiler->buf || !compiler->abuf) {
398 if (compiler->buf)
399 SLJIT_FREE(compiler->buf, allocator_data);
400 if (compiler->abuf)
401 SLJIT_FREE(compiler->abuf, allocator_data);
402 SLJIT_FREE(compiler, allocator_data);
403 return NULL;
404 }
405
406 compiler->buf->next = NULL;
407 compiler->buf->used_size = 0;
408 compiler->abuf->next = NULL;
409 compiler->abuf->used_size = 0;
410
411 compiler->scratches = -1;
412 compiler->saveds = -1;
413 compiler->fscratches = -1;
414 compiler->fsaveds = -1;
415 compiler->local_size = -1;
416
417 #if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
418 compiler->args = -1;
419 #endif
420
421 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
422 compiler->cpool = (sljit_uw*)SLJIT_MALLOC(CPOOL_SIZE * sizeof(sljit_uw)
423 + CPOOL_SIZE * sizeof(sljit_u8), allocator_data);
424 if (!compiler->cpool) {
425 SLJIT_FREE(compiler->buf, allocator_data);
426 SLJIT_FREE(compiler->abuf, allocator_data);
427 SLJIT_FREE(compiler, allocator_data);
428 return NULL;
429 }
430 compiler->cpool_unique = (sljit_u8*)(compiler->cpool + CPOOL_SIZE);
431 compiler->cpool_diff = 0xffffffff;
432 #endif
433
434 #if (defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS)
435 compiler->delay_slot = UNMOVABLE_INS;
436 #endif
437
438 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
439 compiler->delay_slot = UNMOVABLE_INS;
440 #endif
441
442 #if (defined SLJIT_NEEDS_COMPILER_INIT && SLJIT_NEEDS_COMPILER_INIT)
443 if (!compiler_initialized) {
444 init_compiler();
445 compiler_initialized = 1;
446 }
447 #endif
448
449 return compiler;
450 }
451
sljit_free_compiler(struct sljit_compiler * compiler)452 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_compiler(struct sljit_compiler *compiler)
453 {
454 struct sljit_memory_fragment *buf;
455 struct sljit_memory_fragment *curr;
456 void *allocator_data = compiler->allocator_data;
457 SLJIT_UNUSED_ARG(allocator_data);
458
459 buf = compiler->buf;
460 while (buf) {
461 curr = buf;
462 buf = buf->next;
463 SLJIT_FREE(curr, allocator_data);
464 }
465
466 buf = compiler->abuf;
467 while (buf) {
468 curr = buf;
469 buf = buf->next;
470 SLJIT_FREE(curr, allocator_data);
471 }
472
473 #if (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
474 SLJIT_FREE(compiler->cpool, allocator_data);
475 #endif
476 SLJIT_FREE(compiler, allocator_data);
477 }
478
sljit_set_compiler_memory_error(struct sljit_compiler * compiler)479 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_compiler_memory_error(struct sljit_compiler *compiler)
480 {
481 if (compiler->error == SLJIT_SUCCESS)
482 compiler->error = SLJIT_ERR_ALLOC_FAILED;
483 }
484
485 #if (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
sljit_free_code(void * code)486 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
487 {
488 /* Remove thumb mode flag. */
489 SLJIT_FREE_EXEC((void*)((sljit_uw)code & ~0x1));
490 }
491 #elif (defined SLJIT_INDIRECT_CALL && SLJIT_INDIRECT_CALL)
sljit_free_code(void * code)492 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
493 {
494 /* Resolve indirection. */
495 code = (void*)(*(sljit_uw*)code);
496 SLJIT_FREE_EXEC(code);
497 }
498 #else
sljit_free_code(void * code)499 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
500 {
501 SLJIT_FREE_EXEC(code);
502 }
503 #endif
504
sljit_set_label(struct sljit_jump * jump,struct sljit_label * label)505 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_label(struct sljit_jump *jump, struct sljit_label* label)
506 {
507 if (SLJIT_LIKELY(!!jump) && SLJIT_LIKELY(!!label)) {
508 jump->flags &= ~JUMP_ADDR;
509 jump->flags |= JUMP_LABEL;
510 jump->u.label = label;
511 }
512 }
513
sljit_set_target(struct sljit_jump * jump,sljit_uw target)514 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_target(struct sljit_jump *jump, sljit_uw target)
515 {
516 if (SLJIT_LIKELY(!!jump)) {
517 jump->flags &= ~JUMP_LABEL;
518 jump->flags |= JUMP_ADDR;
519 jump->u.target = target;
520 }
521 }
522
sljit_set_current_flags(struct sljit_compiler * compiler,sljit_s32 current_flags)523 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_current_flags(struct sljit_compiler *compiler, sljit_s32 current_flags)
524 {
525 SLJIT_UNUSED_ARG(compiler);
526 SLJIT_UNUSED_ARG(current_flags);
527
528 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
529 if ((current_flags & ~(VARIABLE_FLAG_MASK | SLJIT_I32_OP | SLJIT_SET_Z)) == 0) {
530 compiler->last_flags = GET_FLAG_TYPE(current_flags) | (current_flags & (SLJIT_I32_OP | SLJIT_SET_Z));
531 }
532 #endif
533 }
534
535 /* --------------------------------------------------------------------- */
536 /* Private functions */
537 /* --------------------------------------------------------------------- */
538
ensure_buf(struct sljit_compiler * compiler,sljit_uw size)539 static void* ensure_buf(struct sljit_compiler *compiler, sljit_uw size)
540 {
541 sljit_u8 *ret;
542 struct sljit_memory_fragment *new_frag;
543
544 SLJIT_ASSERT(size <= 256);
545 if (compiler->buf->used_size + size <= (BUF_SIZE - (sljit_uw)SLJIT_OFFSETOF(struct sljit_memory_fragment, memory))) {
546 ret = compiler->buf->memory + compiler->buf->used_size;
547 compiler->buf->used_size += size;
548 return ret;
549 }
550 new_frag = (struct sljit_memory_fragment*)SLJIT_MALLOC(BUF_SIZE, compiler->allocator_data);
551 PTR_FAIL_IF_NULL(new_frag);
552 new_frag->next = compiler->buf;
553 compiler->buf = new_frag;
554 new_frag->used_size = size;
555 return new_frag->memory;
556 }
557
ensure_abuf(struct sljit_compiler * compiler,sljit_uw size)558 static void* ensure_abuf(struct sljit_compiler *compiler, sljit_uw size)
559 {
560 sljit_u8 *ret;
561 struct sljit_memory_fragment *new_frag;
562
563 SLJIT_ASSERT(size <= 256);
564 if (compiler->abuf->used_size + size <= (ABUF_SIZE - (sljit_uw)SLJIT_OFFSETOF(struct sljit_memory_fragment, memory))) {
565 ret = compiler->abuf->memory + compiler->abuf->used_size;
566 compiler->abuf->used_size += size;
567 return ret;
568 }
569 new_frag = (struct sljit_memory_fragment*)SLJIT_MALLOC(ABUF_SIZE, compiler->allocator_data);
570 PTR_FAIL_IF_NULL(new_frag);
571 new_frag->next = compiler->abuf;
572 compiler->abuf = new_frag;
573 new_frag->used_size = size;
574 return new_frag->memory;
575 }
576
sljit_alloc_memory(struct sljit_compiler * compiler,sljit_s32 size)577 SLJIT_API_FUNC_ATTRIBUTE void* sljit_alloc_memory(struct sljit_compiler *compiler, sljit_s32 size)
578 {
579 CHECK_ERROR_PTR();
580
581 #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
582 if (size <= 0 || size > 128)
583 return NULL;
584 size = (size + 7) & ~7;
585 #else
586 if (size <= 0 || size > 64)
587 return NULL;
588 size = (size + 3) & ~3;
589 #endif
590 return ensure_abuf(compiler, size);
591 }
592
reverse_buf(struct sljit_compiler * compiler)593 static SLJIT_INLINE void reverse_buf(struct sljit_compiler *compiler)
594 {
595 struct sljit_memory_fragment *buf = compiler->buf;
596 struct sljit_memory_fragment *prev = NULL;
597 struct sljit_memory_fragment *tmp;
598
599 do {
600 tmp = buf->next;
601 buf->next = prev;
602 prev = buf;
603 buf = tmp;
604 } while (buf != NULL);
605
606 compiler->buf = prev;
607 }
608
get_arg_count(sljit_s32 arg_types)609 static SLJIT_INLINE sljit_s32 get_arg_count(sljit_s32 arg_types)
610 {
611 sljit_s32 arg_count = 0;
612
613 arg_types >>= SLJIT_DEF_SHIFT;
614 while (arg_types) {
615 arg_count++;
616 arg_types >>= SLJIT_DEF_SHIFT;
617 }
618
619 return arg_count;
620 }
621
set_emit_enter(struct sljit_compiler * compiler,sljit_s32 options,sljit_s32 args,sljit_s32 scratches,sljit_s32 saveds,sljit_s32 fscratches,sljit_s32 fsaveds,sljit_s32 local_size)622 static SLJIT_INLINE void set_emit_enter(struct sljit_compiler *compiler,
623 sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
624 sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
625 {
626 SLJIT_UNUSED_ARG(args);
627 SLJIT_UNUSED_ARG(local_size);
628
629 compiler->options = options;
630 compiler->scratches = scratches;
631 compiler->saveds = saveds;
632 compiler->fscratches = fscratches;
633 compiler->fsaveds = fsaveds;
634 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
635 compiler->logical_local_size = local_size;
636 #endif
637 }
638
set_set_context(struct sljit_compiler * compiler,sljit_s32 options,sljit_s32 args,sljit_s32 scratches,sljit_s32 saveds,sljit_s32 fscratches,sljit_s32 fsaveds,sljit_s32 local_size)639 static SLJIT_INLINE void set_set_context(struct sljit_compiler *compiler,
640 sljit_s32 options, sljit_s32 args, sljit_s32 scratches, sljit_s32 saveds,
641 sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
642 {
643 SLJIT_UNUSED_ARG(args);
644 SLJIT_UNUSED_ARG(local_size);
645
646 compiler->options = options;
647 compiler->scratches = scratches;
648 compiler->saveds = saveds;
649 compiler->fscratches = fscratches;
650 compiler->fsaveds = fsaveds;
651 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
652 compiler->logical_local_size = local_size;
653 #endif
654 }
655
set_label(struct sljit_label * label,struct sljit_compiler * compiler)656 static SLJIT_INLINE void set_label(struct sljit_label *label, struct sljit_compiler *compiler)
657 {
658 label->next = NULL;
659 label->size = compiler->size;
660 if (compiler->last_label)
661 compiler->last_label->next = label;
662 else
663 compiler->labels = label;
664 compiler->last_label = label;
665 }
666
set_jump(struct sljit_jump * jump,struct sljit_compiler * compiler,sljit_s32 flags)667 static SLJIT_INLINE void set_jump(struct sljit_jump *jump, struct sljit_compiler *compiler, sljit_s32 flags)
668 {
669 jump->next = NULL;
670 jump->flags = flags;
671 if (compiler->last_jump)
672 compiler->last_jump->next = jump;
673 else
674 compiler->jumps = jump;
675 compiler->last_jump = jump;
676 }
677
set_const(struct sljit_const * const_,struct sljit_compiler * compiler)678 static SLJIT_INLINE void set_const(struct sljit_const *const_, struct sljit_compiler *compiler)
679 {
680 const_->next = NULL;
681 const_->addr = compiler->size;
682 if (compiler->last_const)
683 compiler->last_const->next = const_;
684 else
685 compiler->consts = const_;
686 compiler->last_const = const_;
687 }
688
689 #define ADDRESSING_DEPENDS_ON(exp, reg) \
690 (((exp) & SLJIT_MEM) && (((exp) & REG_MASK) == reg || OFFS_REG(exp) == reg))
691
692 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
693
694 #define FUNCTION_CHECK_IS_REG(r) \
695 (((r) >= SLJIT_R0 && (r) < (SLJIT_R0 + compiler->scratches)) \
696 || ((r) > (SLJIT_S0 - compiler->saveds) && (r) <= SLJIT_S0))
697
698 #define FUNCTION_CHECK_IS_FREG(fr) \
699 (((fr) >= SLJIT_FR0 && (fr) < (SLJIT_FR0 + compiler->fscratches)) \
700 || ((fr) > (SLJIT_FS0 - compiler->fsaveds) && (fr) <= SLJIT_FS0))
701
702 #if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
703 #define CHECK_IF_VIRTUAL_REGISTER(p) ((p) <= SLJIT_S3 && (p) >= SLJIT_S8)
704 #else
705 #define CHECK_IF_VIRTUAL_REGISTER(p) 0
706 #endif
707
function_check_src_mem(struct sljit_compiler * compiler,sljit_s32 p,sljit_sw i)708 static sljit_s32 function_check_src_mem(struct sljit_compiler *compiler, sljit_s32 p, sljit_sw i)
709 {
710 if (compiler->scratches == -1 || compiler->saveds == -1)
711 return 0;
712
713 if (!(p & SLJIT_MEM))
714 return 0;
715
716 if (!((p & REG_MASK) == SLJIT_UNUSED || FUNCTION_CHECK_IS_REG(p & REG_MASK)))
717 return 0;
718
719 if (CHECK_IF_VIRTUAL_REGISTER(p & REG_MASK))
720 return 0;
721
722 if (p & OFFS_REG_MASK) {
723 if ((p & REG_MASK) == SLJIT_UNUSED)
724 return 0;
725
726 if (!(FUNCTION_CHECK_IS_REG(OFFS_REG(p))))
727 return 0;
728
729 if (CHECK_IF_VIRTUAL_REGISTER(OFFS_REG(p)))
730 return 0;
731
732 if ((i & ~0x3) != 0)
733 return 0;
734 }
735
736 return (p & ~(SLJIT_MEM | REG_MASK | OFFS_REG_MASK)) == 0;
737 }
738
739 #define FUNCTION_CHECK_SRC_MEM(p, i) \
740 CHECK_ARGUMENT(function_check_src_mem(compiler, p, i));
741
function_check_src(struct sljit_compiler * compiler,sljit_s32 p,sljit_sw i)742 static sljit_s32 function_check_src(struct sljit_compiler *compiler, sljit_s32 p, sljit_sw i)
743 {
744 if (compiler->scratches == -1 || compiler->saveds == -1)
745 return 0;
746
747 if (FUNCTION_CHECK_IS_REG(p))
748 return (i == 0);
749
750 if (p == SLJIT_IMM)
751 return 1;
752
753 if (p == SLJIT_MEM1(SLJIT_SP))
754 return (i >= 0 && i < compiler->logical_local_size);
755
756 return function_check_src_mem(compiler, p, i);
757 }
758
759 #define FUNCTION_CHECK_SRC(p, i) \
760 CHECK_ARGUMENT(function_check_src(compiler, p, i));
761
function_check_dst(struct sljit_compiler * compiler,sljit_s32 p,sljit_sw i,sljit_s32 unused)762 static sljit_s32 function_check_dst(struct sljit_compiler *compiler, sljit_s32 p, sljit_sw i, sljit_s32 unused)
763 {
764 if (compiler->scratches == -1 || compiler->saveds == -1)
765 return 0;
766
767 if (FUNCTION_CHECK_IS_REG(p) || ((unused) && (p) == SLJIT_UNUSED))
768 return (i == 0);
769
770 if (p == SLJIT_MEM1(SLJIT_SP))
771 return (i >= 0 && i < compiler->logical_local_size);
772
773 return function_check_src_mem(compiler, p, i);
774 }
775
776 #define FUNCTION_CHECK_DST(p, i, unused) \
777 CHECK_ARGUMENT(function_check_dst(compiler, p, i, unused));
778
function_fcheck(struct sljit_compiler * compiler,sljit_s32 p,sljit_sw i)779 static sljit_s32 function_fcheck(struct sljit_compiler *compiler, sljit_s32 p, sljit_sw i)
780 {
781 if (compiler->scratches == -1 || compiler->saveds == -1)
782 return 0;
783
784 if (FUNCTION_CHECK_IS_FREG(p))
785 return (i == 0);
786
787 if (p == SLJIT_MEM1(SLJIT_SP))
788 return (i >= 0 && i < compiler->logical_local_size);
789
790 return function_check_src_mem(compiler, p, i);
791 }
792
793 #define FUNCTION_FCHECK(p, i) \
794 CHECK_ARGUMENT(function_fcheck(compiler, p, i));
795
796 #endif /* SLJIT_ARGUMENT_CHECKS */
797
798 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
799
sljit_compiler_verbose(struct sljit_compiler * compiler,FILE * verbose)800 SLJIT_API_FUNC_ATTRIBUTE void sljit_compiler_verbose(struct sljit_compiler *compiler, FILE* verbose)
801 {
802 compiler->verbose = verbose;
803 }
804
805 #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
806 #ifdef _WIN64
807 # define SLJIT_PRINT_D "I64"
808 #else
809 # define SLJIT_PRINT_D "l"
810 #endif
811 #else
812 # define SLJIT_PRINT_D ""
813 #endif
814
sljit_verbose_reg(struct sljit_compiler * compiler,sljit_s32 r)815 static void sljit_verbose_reg(struct sljit_compiler *compiler, sljit_s32 r)
816 {
817 if (r < (SLJIT_R0 + compiler->scratches))
818 fprintf(compiler->verbose, "r%d", r - SLJIT_R0);
819 else if (r != SLJIT_SP)
820 fprintf(compiler->verbose, "s%d", SLJIT_NUMBER_OF_REGISTERS - r);
821 else
822 fprintf(compiler->verbose, "sp");
823 }
824
sljit_verbose_freg(struct sljit_compiler * compiler,sljit_s32 r)825 static void sljit_verbose_freg(struct sljit_compiler *compiler, sljit_s32 r)
826 {
827 if (r < (SLJIT_FR0 + compiler->fscratches))
828 fprintf(compiler->verbose, "fr%d", r - SLJIT_FR0);
829 else
830 fprintf(compiler->verbose, "fs%d", SLJIT_NUMBER_OF_FLOAT_REGISTERS - r);
831 }
832
sljit_verbose_param(struct sljit_compiler * compiler,sljit_s32 p,sljit_sw i)833 static void sljit_verbose_param(struct sljit_compiler *compiler, sljit_s32 p, sljit_sw i)
834 {
835 if ((p) & SLJIT_IMM)
836 fprintf(compiler->verbose, "#%" SLJIT_PRINT_D "d", (i));
837 else if ((p) & SLJIT_MEM) {
838 if ((p) & REG_MASK) {
839 fputc('[', compiler->verbose);
840 sljit_verbose_reg(compiler, (p) & REG_MASK);
841 if ((p) & OFFS_REG_MASK) {
842 fprintf(compiler->verbose, " + ");
843 sljit_verbose_reg(compiler, OFFS_REG(p));
844 if (i)
845 fprintf(compiler->verbose, " * %d", 1 << (i));
846 }
847 else if (i)
848 fprintf(compiler->verbose, " + %" SLJIT_PRINT_D "d", (i));
849 fputc(']', compiler->verbose);
850 }
851 else
852 fprintf(compiler->verbose, "[#%" SLJIT_PRINT_D "d]", (i));
853 } else if (p)
854 sljit_verbose_reg(compiler, p);
855 else
856 fprintf(compiler->verbose, "unused");
857 }
858
sljit_verbose_fparam(struct sljit_compiler * compiler,sljit_s32 p,sljit_sw i)859 static void sljit_verbose_fparam(struct sljit_compiler *compiler, sljit_s32 p, sljit_sw i)
860 {
861 if ((p) & SLJIT_MEM) {
862 if ((p) & REG_MASK) {
863 fputc('[', compiler->verbose);
864 sljit_verbose_reg(compiler, (p) & REG_MASK);
865 if ((p) & OFFS_REG_MASK) {
866 fprintf(compiler->verbose, " + ");
867 sljit_verbose_reg(compiler, OFFS_REG(p));
868 if (i)
869 fprintf(compiler->verbose, "%d", 1 << (i));
870 }
871 else if (i)
872 fprintf(compiler->verbose, " + %" SLJIT_PRINT_D "d", (i));
873 fputc(']', compiler->verbose);
874 }
875 else
876 fprintf(compiler->verbose, "[#%" SLJIT_PRINT_D "d]", (i));
877 }
878 else
879 sljit_verbose_freg(compiler, p);
880 }
881
882 static const char* op0_names[] = {
883 (char*)"breakpoint", (char*)"nop", (char*)"lmul.uw", (char*)"lmul.sw",
884 (char*)"divmod.u", (char*)"divmod.s", (char*)"div.u", (char*)"div.s"
885 };
886
887 static const char* op1_names[] = {
888 (char*)"", (char*)".u8", (char*)".s8", (char*)".u16",
889 (char*)".s16", (char*)".u32", (char*)".s32", (char*)".p",
890 (char*)"", (char*)".u8", (char*)".s8", (char*)".u16",
891 (char*)".s16", (char*)".u32", (char*)".s32", (char*)".p",
892 (char*)"not", (char*)"neg", (char*)"clz",
893 };
894
895 static const char* op2_names[] = {
896 (char*)"add", (char*)"addc", (char*)"sub", (char*)"subc",
897 (char*)"mul", (char*)"and", (char*)"or", (char*)"xor",
898 (char*)"shl", (char*)"lshr", (char*)"ashr",
899 };
900
901 static const char* fop1_names[] = {
902 (char*)"mov", (char*)"conv", (char*)"conv", (char*)"conv",
903 (char*)"conv", (char*)"conv", (char*)"cmp", (char*)"neg",
904 (char*)"abs",
905 };
906
907 static const char* fop2_names[] = {
908 (char*)"add", (char*)"sub", (char*)"mul", (char*)"div"
909 };
910
911 #define JUMP_POSTFIX(type) \
912 ((type & 0xff) <= SLJIT_MUL_NOT_OVERFLOW ? ((type & SLJIT_I32_OP) ? "32" : "") \
913 : ((type & 0xff) <= SLJIT_ORDERED_F64 ? ((type & SLJIT_F32_OP) ? ".f32" : ".f64") : ""))
914
915 static char* jump_names[] = {
916 (char*)"equal", (char*)"not_equal",
917 (char*)"less", (char*)"greater_equal",
918 (char*)"greater", (char*)"less_equal",
919 (char*)"sig_less", (char*)"sig_greater_equal",
920 (char*)"sig_greater", (char*)"sig_less_equal",
921 (char*)"overflow", (char*)"not_overflow",
922 (char*)"mul_overflow", (char*)"mul_not_overflow",
923 (char*)"carry", (char*)"",
924 (char*)"equal", (char*)"not_equal",
925 (char*)"less", (char*)"greater_equal",
926 (char*)"greater", (char*)"less_equal",
927 (char*)"unordered", (char*)"ordered",
928 (char*)"jump", (char*)"fast_call",
929 (char*)"call", (char*)"call.cdecl"
930 };
931
932 static char* call_arg_names[] = {
933 (char*)"void", (char*)"sw", (char*)"uw", (char*)"s32", (char*)"u32", (char*)"f32", (char*)"f64"
934 };
935
936 #endif /* SLJIT_VERBOSE */
937
938 /* --------------------------------------------------------------------- */
939 /* Arch dependent */
940 /* --------------------------------------------------------------------- */
941
942 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS) \
943 || (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
944
check_sljit_generate_code(struct sljit_compiler * compiler)945 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_generate_code(struct sljit_compiler *compiler)
946 {
947 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
948 struct sljit_jump *jump;
949 #endif
950
951 SLJIT_UNUSED_ARG(compiler);
952
953 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
954 CHECK_ARGUMENT(compiler->size > 0);
955 jump = compiler->jumps;
956 while (jump) {
957 /* All jumps have target. */
958 CHECK_ARGUMENT(jump->flags & (JUMP_LABEL | JUMP_ADDR));
959 jump = jump->next;
960 }
961 #endif
962 CHECK_RETURN_OK;
963 }
964
check_sljit_emit_enter(struct sljit_compiler * compiler,sljit_s32 options,sljit_s32 arg_types,sljit_s32 scratches,sljit_s32 saveds,sljit_s32 fscratches,sljit_s32 fsaveds,sljit_s32 local_size)965 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_enter(struct sljit_compiler *compiler,
966 sljit_s32 options, sljit_s32 arg_types, sljit_s32 scratches, sljit_s32 saveds,
967 sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
968 {
969 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
970 sljit_s32 types, arg_count, curr_type;
971 #endif
972
973 SLJIT_UNUSED_ARG(compiler);
974
975 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
976 CHECK_ARGUMENT(!(options & ~SLJIT_F64_ALIGNMENT));
977 CHECK_ARGUMENT(scratches >= 0 && scratches <= SLJIT_NUMBER_OF_REGISTERS);
978 CHECK_ARGUMENT(saveds >= 0 && saveds <= SLJIT_NUMBER_OF_REGISTERS);
979 CHECK_ARGUMENT(scratches + saveds <= SLJIT_NUMBER_OF_REGISTERS);
980 CHECK_ARGUMENT(fscratches >= 0 && fscratches <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
981 CHECK_ARGUMENT(fsaveds >= 0 && fsaveds <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
982 CHECK_ARGUMENT(fscratches + fsaveds <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
983 CHECK_ARGUMENT(local_size >= 0 && local_size <= SLJIT_MAX_LOCAL_SIZE);
984 CHECK_ARGUMENT((arg_types & SLJIT_DEF_MASK) == 0);
985
986 types = (arg_types >> SLJIT_DEF_SHIFT);
987 arg_count = 0;
988 while (types != 0 && arg_count < 3) {
989 curr_type = (types & SLJIT_DEF_MASK);
990 CHECK_ARGUMENT(curr_type == SLJIT_ARG_TYPE_SW || curr_type == SLJIT_ARG_TYPE_UW);
991 arg_count++;
992 types >>= SLJIT_DEF_SHIFT;
993 }
994 CHECK_ARGUMENT(arg_count <= saveds && types == 0);
995
996 compiler->last_flags = 0;
997 #endif
998 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
999 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1000 fprintf(compiler->verbose, " enter options:%s args[", (options & SLJIT_F64_ALIGNMENT) ? "f64_align" : "");
1001
1002 arg_types >>= SLJIT_DEF_SHIFT;
1003 while (arg_types) {
1004 fprintf(compiler->verbose, "%s", call_arg_names[arg_types & SLJIT_DEF_MASK]);
1005 arg_types >>= SLJIT_DEF_SHIFT;
1006 if (arg_types)
1007 fprintf(compiler->verbose, ",");
1008 }
1009
1010 fprintf(compiler->verbose, "] scratches:%d saveds:%d fscratches:%d fsaveds:%d local_size:%d\n",
1011 scratches, saveds, fscratches, fsaveds, local_size);
1012 }
1013 #endif
1014 CHECK_RETURN_OK;
1015 }
1016
check_sljit_set_context(struct sljit_compiler * compiler,sljit_s32 options,sljit_s32 arg_types,sljit_s32 scratches,sljit_s32 saveds,sljit_s32 fscratches,sljit_s32 fsaveds,sljit_s32 local_size)1017 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_set_context(struct sljit_compiler *compiler,
1018 sljit_s32 options, sljit_s32 arg_types, sljit_s32 scratches, sljit_s32 saveds,
1019 sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
1020 {
1021 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1022 sljit_s32 types, arg_count, curr_type;
1023 #endif
1024
1025 SLJIT_UNUSED_ARG(compiler);
1026
1027 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1028 CHECK_ARGUMENT(!(options & ~SLJIT_F64_ALIGNMENT));
1029 CHECK_ARGUMENT(scratches >= 0 && scratches <= SLJIT_NUMBER_OF_REGISTERS);
1030 CHECK_ARGUMENT(saveds >= 0 && saveds <= SLJIT_NUMBER_OF_REGISTERS);
1031 CHECK_ARGUMENT(scratches + saveds <= SLJIT_NUMBER_OF_REGISTERS);
1032 CHECK_ARGUMENT(fscratches >= 0 && fscratches <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
1033 CHECK_ARGUMENT(fsaveds >= 0 && fsaveds <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
1034 CHECK_ARGUMENT(fscratches + fsaveds <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
1035 CHECK_ARGUMENT(local_size >= 0 && local_size <= SLJIT_MAX_LOCAL_SIZE);
1036
1037 types = (arg_types >> SLJIT_DEF_SHIFT);
1038 arg_count = 0;
1039 while (types != 0 && arg_count < 3) {
1040 curr_type = (types & SLJIT_DEF_MASK);
1041 CHECK_ARGUMENT(curr_type == SLJIT_ARG_TYPE_SW || curr_type == SLJIT_ARG_TYPE_UW);
1042 arg_count++;
1043 types >>= SLJIT_DEF_SHIFT;
1044 }
1045 CHECK_ARGUMENT(arg_count <= saveds && types == 0);
1046
1047 compiler->last_flags = 0;
1048 #endif
1049 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1050 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1051 fprintf(compiler->verbose, " set_context options:%s args[", (options & SLJIT_F64_ALIGNMENT) ? "f64_align" : "");
1052
1053 arg_types >>= SLJIT_DEF_SHIFT;
1054 while (arg_types) {
1055 fprintf(compiler->verbose, "%s", call_arg_names[arg_types & SLJIT_DEF_MASK]);
1056 arg_types >>= SLJIT_DEF_SHIFT;
1057 if (arg_types)
1058 fprintf(compiler->verbose, ",");
1059 }
1060
1061 fprintf(compiler->verbose, "] scratches:%d saveds:%d fscratches:%d fsaveds:%d local_size:%d\n",
1062 scratches, saveds, fscratches, fsaveds, local_size);
1063 }
1064 #endif
1065 CHECK_RETURN_OK;
1066 }
1067
check_sljit_emit_return(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 src,sljit_sw srcw)1068 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
1069 {
1070 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1071 CHECK_ARGUMENT(compiler->scratches >= 0);
1072 if (op != SLJIT_UNUSED) {
1073 CHECK_ARGUMENT(op >= SLJIT_MOV && op <= SLJIT_MOV_P);
1074 FUNCTION_CHECK_SRC(src, srcw);
1075 }
1076 else
1077 CHECK_ARGUMENT(src == 0 && srcw == 0);
1078 compiler->last_flags = 0;
1079 #endif
1080 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1081 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1082 if (op == SLJIT_UNUSED)
1083 fprintf(compiler->verbose, " return\n");
1084 else {
1085 fprintf(compiler->verbose, " return%s ", op1_names[op - SLJIT_OP1_BASE]);
1086 sljit_verbose_param(compiler, src, srcw);
1087 fprintf(compiler->verbose, "\n");
1088 }
1089 }
1090 #endif
1091 CHECK_RETURN_OK;
1092 }
1093
check_sljit_emit_fast_enter(struct sljit_compiler * compiler,sljit_s32 dst,sljit_sw dstw)1094 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw)
1095 {
1096 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1097 FUNCTION_CHECK_DST(dst, dstw, 0);
1098 compiler->last_flags = 0;
1099 #endif
1100 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1101 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1102 fprintf(compiler->verbose, " fast_enter ");
1103 sljit_verbose_param(compiler, dst, dstw);
1104 fprintf(compiler->verbose, "\n");
1105 }
1106 #endif
1107 CHECK_RETURN_OK;
1108 }
1109
check_sljit_emit_fast_return(struct sljit_compiler * compiler,sljit_s32 src,sljit_sw srcw)1110 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fast_return(struct sljit_compiler *compiler, sljit_s32 src, sljit_sw srcw)
1111 {
1112 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1113 FUNCTION_CHECK_SRC(src, srcw);
1114 CHECK_ARGUMENT(src != SLJIT_IMM);
1115 compiler->last_flags = 0;
1116 #endif
1117 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1118 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1119 fprintf(compiler->verbose, " fast_return ");
1120 sljit_verbose_param(compiler, src, srcw);
1121 fprintf(compiler->verbose, "\n");
1122 }
1123 #endif
1124 CHECK_RETURN_OK;
1125 }
1126
check_sljit_emit_op0(struct sljit_compiler * compiler,sljit_s32 op)1127 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op0(struct sljit_compiler *compiler, sljit_s32 op)
1128 {
1129 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1130 CHECK_ARGUMENT((op >= SLJIT_BREAKPOINT && op <= SLJIT_LMUL_SW)
1131 || ((op & ~SLJIT_I32_OP) >= SLJIT_DIVMOD_UW && (op & ~SLJIT_I32_OP) <= SLJIT_DIV_SW));
1132 CHECK_ARGUMENT(op < SLJIT_LMUL_UW || compiler->scratches >= 2);
1133 if (op >= SLJIT_LMUL_UW)
1134 compiler->last_flags = 0;
1135 #endif
1136 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1137 if (SLJIT_UNLIKELY(!!compiler->verbose))
1138 {
1139 fprintf(compiler->verbose, " %s", op0_names[GET_OPCODE(op) - SLJIT_OP0_BASE]);
1140 if (GET_OPCODE(op) >= SLJIT_DIVMOD_UW) {
1141 fprintf(compiler->verbose, (op & SLJIT_I32_OP) ? "32" : "w");
1142 }
1143 fprintf(compiler->verbose, "\n");
1144 }
1145 #endif
1146 CHECK_RETURN_OK;
1147 }
1148
check_sljit_emit_op1(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 dst,sljit_sw dstw,sljit_s32 src,sljit_sw srcw)1149 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op1(struct sljit_compiler *compiler, sljit_s32 op,
1150 sljit_s32 dst, sljit_sw dstw,
1151 sljit_s32 src, sljit_sw srcw)
1152 {
1153 if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1154 compiler->skip_checks = 0;
1155 CHECK_RETURN_OK;
1156 }
1157
1158 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1159 CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_MOV && GET_OPCODE(op) <= SLJIT_CLZ);
1160
1161 switch (GET_OPCODE(op)) {
1162 case SLJIT_NOT:
1163 /* Only SLJIT_I32_OP and SLJIT_SET_Z are allowed. */
1164 CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK));
1165 break;
1166 case SLJIT_NEG:
1167 CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
1168 || GET_FLAG_TYPE(op) == SLJIT_OVERFLOW);
1169 break;
1170 case SLJIT_MOV:
1171 case SLJIT_MOV_U32:
1172 case SLJIT_MOV_P:
1173 /* Nothing allowed */
1174 CHECK_ARGUMENT(!(op & (SLJIT_I32_OP | SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
1175 break;
1176 default:
1177 /* Only SLJIT_I32_OP is allowed. */
1178 CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
1179 break;
1180 }
1181
1182 FUNCTION_CHECK_DST(dst, dstw, 1);
1183 FUNCTION_CHECK_SRC(src, srcw);
1184
1185 if (GET_OPCODE(op) >= SLJIT_NOT) {
1186 CHECK_ARGUMENT(src != SLJIT_IMM);
1187 compiler->last_flags = GET_FLAG_TYPE(op) | (op & (SLJIT_I32_OP | SLJIT_SET_Z));
1188 }
1189 #endif
1190 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1191 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1192 if (GET_OPCODE(op) <= SLJIT_MOV_P)
1193 {
1194 fprintf(compiler->verbose, " mov%s%s ", !(op & SLJIT_I32_OP) ? "" : "32",
1195 (op != SLJIT_MOV32) ? op1_names[GET_OPCODE(op) - SLJIT_OP1_BASE] : "");
1196 }
1197 else
1198 {
1199 fprintf(compiler->verbose, " %s%s%s%s%s ", op1_names[GET_OPCODE(op) - SLJIT_OP1_BASE], !(op & SLJIT_I32_OP) ? "" : "32",
1200 !(op & SLJIT_SET_Z) ? "" : ".z", !(op & VARIABLE_FLAG_MASK) ? "" : ".",
1201 !(op & VARIABLE_FLAG_MASK) ? "" : jump_names[GET_FLAG_TYPE(op)]);
1202 }
1203
1204 sljit_verbose_param(compiler, dst, dstw);
1205 fprintf(compiler->verbose, ", ");
1206 sljit_verbose_param(compiler, src, srcw);
1207 fprintf(compiler->verbose, "\n");
1208 }
1209 #endif
1210 CHECK_RETURN_OK;
1211 }
1212
check_sljit_emit_op2(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 dst,sljit_sw dstw,sljit_s32 src1,sljit_sw src1w,sljit_s32 src2,sljit_sw src2w)1213 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op2(struct sljit_compiler *compiler, sljit_s32 op,
1214 sljit_s32 dst, sljit_sw dstw,
1215 sljit_s32 src1, sljit_sw src1w,
1216 sljit_s32 src2, sljit_sw src2w)
1217 {
1218 if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1219 compiler->skip_checks = 0;
1220 CHECK_RETURN_OK;
1221 }
1222
1223 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1224 CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_ADD && GET_OPCODE(op) <= SLJIT_ASHR);
1225
1226 switch (GET_OPCODE(op)) {
1227 case SLJIT_AND:
1228 case SLJIT_OR:
1229 case SLJIT_XOR:
1230 case SLJIT_SHL:
1231 case SLJIT_LSHR:
1232 case SLJIT_ASHR:
1233 CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK));
1234 break;
1235 case SLJIT_MUL:
1236 CHECK_ARGUMENT(!(op & SLJIT_SET_Z));
1237 CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
1238 || GET_FLAG_TYPE(op) == SLJIT_MUL_OVERFLOW);
1239 break;
1240 case SLJIT_ADD:
1241 CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
1242 || GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY)
1243 || GET_FLAG_TYPE(op) == SLJIT_OVERFLOW);
1244 break;
1245 case SLJIT_SUB:
1246 CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
1247 || (GET_FLAG_TYPE(op) >= SLJIT_LESS && GET_FLAG_TYPE(op) <= SLJIT_OVERFLOW)
1248 || GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY));
1249 break;
1250 case SLJIT_ADDC:
1251 case SLJIT_SUBC:
1252 CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK)
1253 || GET_FLAG_TYPE(op) == GET_FLAG_TYPE(SLJIT_SET_CARRY));
1254 CHECK_ARGUMENT((compiler->last_flags & 0xff) == GET_FLAG_TYPE(SLJIT_SET_CARRY));
1255 CHECK_ARGUMENT((op & SLJIT_I32_OP) == (compiler->last_flags & SLJIT_I32_OP));
1256 break;
1257 default:
1258 SLJIT_UNREACHABLE();
1259 break;
1260 }
1261
1262 FUNCTION_CHECK_DST(dst, dstw, 1);
1263 FUNCTION_CHECK_SRC(src1, src1w);
1264 FUNCTION_CHECK_SRC(src2, src2w);
1265 compiler->last_flags = GET_FLAG_TYPE(op) | (op & (SLJIT_I32_OP | SLJIT_SET_Z));
1266 #endif
1267 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1268 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1269 fprintf(compiler->verbose, " %s%s%s%s%s ", op2_names[GET_OPCODE(op) - SLJIT_OP2_BASE], !(op & SLJIT_I32_OP) ? "" : "32",
1270 !(op & SLJIT_SET_Z) ? "" : ".z", !(op & VARIABLE_FLAG_MASK) ? "" : ".",
1271 !(op & VARIABLE_FLAG_MASK) ? "" : jump_names[GET_FLAG_TYPE(op)]);
1272 sljit_verbose_param(compiler, dst, dstw);
1273 fprintf(compiler->verbose, ", ");
1274 sljit_verbose_param(compiler, src1, src1w);
1275 fprintf(compiler->verbose, ", ");
1276 sljit_verbose_param(compiler, src2, src2w);
1277 fprintf(compiler->verbose, "\n");
1278 }
1279 #endif
1280 CHECK_RETURN_OK;
1281 }
1282
check_sljit_get_register_index(sljit_s32 reg)1283 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_get_register_index(sljit_s32 reg)
1284 {
1285 SLJIT_UNUSED_ARG(reg);
1286 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1287 CHECK_ARGUMENT(reg > 0 && reg <= SLJIT_NUMBER_OF_REGISTERS);
1288 #endif
1289 CHECK_RETURN_OK;
1290 }
1291
check_sljit_get_float_register_index(sljit_s32 reg)1292 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_get_float_register_index(sljit_s32 reg)
1293 {
1294 SLJIT_UNUSED_ARG(reg);
1295 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1296 CHECK_ARGUMENT(reg > 0 && reg <= SLJIT_NUMBER_OF_FLOAT_REGISTERS);
1297 #endif
1298 CHECK_RETURN_OK;
1299 }
1300
check_sljit_emit_op_custom(struct sljit_compiler * compiler,void * instruction,sljit_s32 size)1301 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op_custom(struct sljit_compiler *compiler,
1302 void *instruction, sljit_s32 size)
1303 {
1304 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1305 int i;
1306 #endif
1307
1308 SLJIT_UNUSED_ARG(compiler);
1309
1310 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1311 CHECK_ARGUMENT(instruction);
1312
1313 #if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
1314 CHECK_ARGUMENT(size > 0 && size < 16);
1315 #elif (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
1316 CHECK_ARGUMENT((size == 2 && (((sljit_sw)instruction) & 0x1) == 0)
1317 || (size == 4 && (((sljit_sw)instruction) & 0x3) == 0));
1318 #else
1319 CHECK_ARGUMENT(size == 4 && (((sljit_sw)instruction) & 0x3) == 0);
1320 #endif
1321
1322 compiler->last_flags = 0;
1323 #endif
1324 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1325 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1326 fprintf(compiler->verbose, " op_custom");
1327 for (i = 0; i < size; i++)
1328 fprintf(compiler->verbose, " 0x%x", ((sljit_u8*)instruction)[i]);
1329 fprintf(compiler->verbose, "\n");
1330 }
1331 #endif
1332 CHECK_RETURN_OK;
1333 }
1334
check_sljit_emit_fop1(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 dst,sljit_sw dstw,sljit_s32 src,sljit_sw srcw)1335 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop1(struct sljit_compiler *compiler, sljit_s32 op,
1336 sljit_s32 dst, sljit_sw dstw,
1337 sljit_s32 src, sljit_sw srcw)
1338 {
1339 if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1340 compiler->skip_checks = 0;
1341 CHECK_RETURN_OK;
1342 }
1343
1344 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1345 CHECK_ARGUMENT(sljit_has_cpu_feature(SLJIT_HAS_FPU));
1346 CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_MOV_F64 && GET_OPCODE(op) <= SLJIT_ABS_F64);
1347 CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
1348 FUNCTION_FCHECK(src, srcw);
1349 FUNCTION_FCHECK(dst, dstw);
1350 #endif
1351 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1352 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1353 if (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_F32)
1354 fprintf(compiler->verbose, " %s%s ", fop1_names[SLJIT_CONV_F64_FROM_F32 - SLJIT_FOP1_BASE],
1355 (op & SLJIT_F32_OP) ? ".f32.from.f64" : ".f64.from.f32");
1356 else
1357 fprintf(compiler->verbose, " %s%s ", fop1_names[GET_OPCODE(op) - SLJIT_FOP1_BASE],
1358 (op & SLJIT_F32_OP) ? ".f32" : ".f64");
1359
1360 sljit_verbose_fparam(compiler, dst, dstw);
1361 fprintf(compiler->verbose, ", ");
1362 sljit_verbose_fparam(compiler, src, srcw);
1363 fprintf(compiler->verbose, "\n");
1364 }
1365 #endif
1366 CHECK_RETURN_OK;
1367 }
1368
check_sljit_emit_fop1_cmp(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 src1,sljit_sw src1w,sljit_s32 src2,sljit_sw src2w)1369 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop1_cmp(struct sljit_compiler *compiler, sljit_s32 op,
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 compiler->last_flags = GET_FLAG_TYPE(op) | (op & (SLJIT_I32_OP | SLJIT_SET_Z));
1375 #endif
1376
1377 if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1378 compiler->skip_checks = 0;
1379 CHECK_RETURN_OK;
1380 }
1381
1382 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1383 CHECK_ARGUMENT(sljit_has_cpu_feature(SLJIT_HAS_FPU));
1384 CHECK_ARGUMENT(GET_OPCODE(op) == SLJIT_CMP_F64);
1385 CHECK_ARGUMENT(!(op & SLJIT_SET_Z));
1386 CHECK_ARGUMENT((op & VARIABLE_FLAG_MASK)
1387 || (GET_FLAG_TYPE(op) >= SLJIT_EQUAL_F64 && GET_FLAG_TYPE(op) <= SLJIT_ORDERED_F64));
1388 FUNCTION_FCHECK(src1, src1w);
1389 FUNCTION_FCHECK(src2, src2w);
1390 #endif
1391 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1392 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1393 fprintf(compiler->verbose, " %s%s", fop1_names[SLJIT_CMP_F64 - SLJIT_FOP1_BASE], (op & SLJIT_F32_OP) ? ".f32" : ".f64");
1394 if (op & VARIABLE_FLAG_MASK) {
1395 fprintf(compiler->verbose, ".%s_f", jump_names[GET_FLAG_TYPE(op)]);
1396 }
1397 fprintf(compiler->verbose, " ");
1398 sljit_verbose_fparam(compiler, src1, src1w);
1399 fprintf(compiler->verbose, ", ");
1400 sljit_verbose_fparam(compiler, src2, src2w);
1401 fprintf(compiler->verbose, "\n");
1402 }
1403 #endif
1404 CHECK_RETURN_OK;
1405 }
1406
check_sljit_emit_fop1_conv_sw_from_f64(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 dst,sljit_sw dstw,sljit_s32 src,sljit_sw srcw)1407 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop1_conv_sw_from_f64(struct sljit_compiler *compiler, sljit_s32 op,
1408 sljit_s32 dst, sljit_sw dstw,
1409 sljit_s32 src, sljit_sw srcw)
1410 {
1411 if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1412 compiler->skip_checks = 0;
1413 CHECK_RETURN_OK;
1414 }
1415
1416 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1417 CHECK_ARGUMENT(sljit_has_cpu_feature(SLJIT_HAS_FPU));
1418 CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_CONV_SW_FROM_F64 && GET_OPCODE(op) <= SLJIT_CONV_S32_FROM_F64);
1419 CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
1420 FUNCTION_FCHECK(src, srcw);
1421 FUNCTION_CHECK_DST(dst, dstw, 0);
1422 #endif
1423 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1424 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1425 fprintf(compiler->verbose, " %s%s.from%s ", fop1_names[GET_OPCODE(op) - SLJIT_FOP1_BASE],
1426 (GET_OPCODE(op) == SLJIT_CONV_S32_FROM_F64) ? ".s32" : ".sw",
1427 (op & SLJIT_F32_OP) ? ".f32" : ".f64");
1428 sljit_verbose_param(compiler, dst, dstw);
1429 fprintf(compiler->verbose, ", ");
1430 sljit_verbose_fparam(compiler, src, srcw);
1431 fprintf(compiler->verbose, "\n");
1432 }
1433 #endif
1434 CHECK_RETURN_OK;
1435 }
1436
check_sljit_emit_fop1_conv_f64_from_sw(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 dst,sljit_sw dstw,sljit_s32 src,sljit_sw srcw)1437 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop1_conv_f64_from_sw(struct sljit_compiler *compiler, sljit_s32 op,
1438 sljit_s32 dst, sljit_sw dstw,
1439 sljit_s32 src, sljit_sw srcw)
1440 {
1441 if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1442 compiler->skip_checks = 0;
1443 CHECK_RETURN_OK;
1444 }
1445
1446 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1447 CHECK_ARGUMENT(sljit_has_cpu_feature(SLJIT_HAS_FPU));
1448 CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_CONV_F64_FROM_SW && GET_OPCODE(op) <= SLJIT_CONV_F64_FROM_S32);
1449 CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
1450 FUNCTION_CHECK_SRC(src, srcw);
1451 FUNCTION_FCHECK(dst, dstw);
1452 #endif
1453 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1454 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1455 fprintf(compiler->verbose, " %s%s.from%s ", fop1_names[GET_OPCODE(op) - SLJIT_FOP1_BASE],
1456 (op & SLJIT_F32_OP) ? ".f32" : ".f64",
1457 (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_S32) ? ".s32" : ".sw");
1458 sljit_verbose_fparam(compiler, dst, dstw);
1459 fprintf(compiler->verbose, ", ");
1460 sljit_verbose_param(compiler, src, srcw);
1461 fprintf(compiler->verbose, "\n");
1462 }
1463 #endif
1464 CHECK_RETURN_OK;
1465 }
1466
check_sljit_emit_fop2(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 dst,sljit_sw dstw,sljit_s32 src1,sljit_sw src1w,sljit_s32 src2,sljit_sw src2w)1467 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fop2(struct sljit_compiler *compiler, sljit_s32 op,
1468 sljit_s32 dst, sljit_sw dstw,
1469 sljit_s32 src1, sljit_sw src1w,
1470 sljit_s32 src2, sljit_sw src2w)
1471 {
1472 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1473 CHECK_ARGUMENT(sljit_has_cpu_feature(SLJIT_HAS_FPU));
1474 CHECK_ARGUMENT(GET_OPCODE(op) >= SLJIT_ADD_F64 && GET_OPCODE(op) <= SLJIT_DIV_F64);
1475 CHECK_ARGUMENT(!(op & (SLJIT_SET_Z | VARIABLE_FLAG_MASK)));
1476 FUNCTION_FCHECK(src1, src1w);
1477 FUNCTION_FCHECK(src2, src2w);
1478 FUNCTION_FCHECK(dst, dstw);
1479 #endif
1480 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1481 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1482 fprintf(compiler->verbose, " %s%s ", fop2_names[GET_OPCODE(op) - SLJIT_FOP2_BASE], (op & SLJIT_F32_OP) ? ".f32" : ".f64");
1483 sljit_verbose_fparam(compiler, dst, dstw);
1484 fprintf(compiler->verbose, ", ");
1485 sljit_verbose_fparam(compiler, src1, src1w);
1486 fprintf(compiler->verbose, ", ");
1487 sljit_verbose_fparam(compiler, src2, src2w);
1488 fprintf(compiler->verbose, "\n");
1489 }
1490 #endif
1491 CHECK_RETURN_OK;
1492 }
1493
check_sljit_emit_label(struct sljit_compiler * compiler)1494 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_label(struct sljit_compiler *compiler)
1495 {
1496 SLJIT_UNUSED_ARG(compiler);
1497
1498 if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1499 compiler->skip_checks = 0;
1500 CHECK_RETURN_OK;
1501 }
1502
1503 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1504 compiler->last_flags = 0;
1505 #endif
1506
1507 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1508 if (SLJIT_UNLIKELY(!!compiler->verbose))
1509 fprintf(compiler->verbose, "label:\n");
1510 #endif
1511 CHECK_RETURN_OK;
1512 }
1513
check_sljit_emit_jump(struct sljit_compiler * compiler,sljit_s32 type)1514 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_jump(struct sljit_compiler *compiler, sljit_s32 type)
1515 {
1516 if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1517 compiler->skip_checks = 0;
1518 CHECK_RETURN_OK;
1519 }
1520
1521 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1522 CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP | SLJIT_I32_OP)));
1523 CHECK_ARGUMENT((type & 0xff) != GET_FLAG_TYPE(SLJIT_SET_CARRY) && (type & 0xff) != (GET_FLAG_TYPE(SLJIT_SET_CARRY) + 1));
1524 CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL && (type & 0xff) <= SLJIT_FAST_CALL);
1525 CHECK_ARGUMENT((type & 0xff) < SLJIT_JUMP || !(type & SLJIT_I32_OP));
1526
1527 if ((type & 0xff) < SLJIT_JUMP) {
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 || ((type & 0xff) == SLJIT_NOT_OVERFLOW && (compiler->last_flags & 0xff) == SLJIT_OVERFLOW)
1533 || ((type & 0xff) == SLJIT_MUL_NOT_OVERFLOW && (compiler->last_flags & 0xff) == SLJIT_MUL_OVERFLOW));
1534 CHECK_ARGUMENT((type & SLJIT_I32_OP) == (compiler->last_flags & SLJIT_I32_OP));
1535 }
1536 #endif
1537 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1538 if (SLJIT_UNLIKELY(!!compiler->verbose))
1539 fprintf(compiler->verbose, " jump%s %s%s\n", !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r",
1540 jump_names[type & 0xff], JUMP_POSTFIX(type));
1541 #endif
1542 CHECK_RETURN_OK;
1543 }
1544
check_sljit_emit_call(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 arg_types)1545 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_call(struct sljit_compiler *compiler, sljit_s32 type,
1546 sljit_s32 arg_types)
1547 {
1548 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1549 sljit_s32 i, types, curr_type, scratches, fscratches;
1550
1551 CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP)));
1552 CHECK_ARGUMENT((type & 0xff) == SLJIT_CALL || (type & 0xff) == SLJIT_CALL_CDECL);
1553
1554 types = arg_types;
1555 scratches = 0;
1556 fscratches = 0;
1557 for (i = 0; i < 5; i++) {
1558 curr_type = (types & SLJIT_DEF_MASK);
1559 CHECK_ARGUMENT(curr_type <= SLJIT_ARG_TYPE_F64);
1560 if (i > 0) {
1561 if (curr_type == 0) {
1562 break;
1563 }
1564 if (curr_type >= SLJIT_ARG_TYPE_F32)
1565 fscratches++;
1566 else
1567 scratches++;
1568 } else {
1569 if (curr_type >= SLJIT_ARG_TYPE_F32) {
1570 CHECK_ARGUMENT(compiler->fscratches > 0);
1571 } else if (curr_type >= SLJIT_ARG_TYPE_SW) {
1572 CHECK_ARGUMENT(compiler->scratches > 0);
1573 }
1574 }
1575 types >>= SLJIT_DEF_SHIFT;
1576 }
1577 CHECK_ARGUMENT(compiler->scratches >= scratches);
1578 CHECK_ARGUMENT(compiler->fscratches >= fscratches);
1579 CHECK_ARGUMENT(types == 0);
1580 #endif
1581 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1582 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1583 fprintf(compiler->verbose, " %s%s ret[%s", jump_names[type & 0xff],
1584 !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r", call_arg_names[arg_types & SLJIT_DEF_MASK]);
1585
1586 arg_types >>= SLJIT_DEF_SHIFT;
1587 if (arg_types) {
1588 fprintf(compiler->verbose, "], args[");
1589 do {
1590 fprintf(compiler->verbose, "%s", call_arg_names[arg_types & SLJIT_DEF_MASK]);
1591 arg_types >>= SLJIT_DEF_SHIFT;
1592 if (arg_types)
1593 fprintf(compiler->verbose, ",");
1594 } while (arg_types);
1595 }
1596 fprintf(compiler->verbose, "]\n");
1597 }
1598 #endif
1599 CHECK_RETURN_OK;
1600 }
1601
check_sljit_emit_cmp(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 src1,sljit_sw src1w,sljit_s32 src2,sljit_sw src2w)1602 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_cmp(struct sljit_compiler *compiler, sljit_s32 type,
1603 sljit_s32 src1, sljit_sw src1w,
1604 sljit_s32 src2, sljit_sw src2w)
1605 {
1606 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1607 CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP | SLJIT_I32_OP)));
1608 CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL && (type & 0xff) <= SLJIT_SIG_LESS_EQUAL);
1609 FUNCTION_CHECK_SRC(src1, src1w);
1610 FUNCTION_CHECK_SRC(src2, src2w);
1611 compiler->last_flags = 0;
1612 #endif
1613 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1614 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1615 fprintf(compiler->verbose, " cmp%s %s%s, ", !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r",
1616 jump_names[type & 0xff], (type & SLJIT_I32_OP) ? "32" : "");
1617 sljit_verbose_param(compiler, src1, src1w);
1618 fprintf(compiler->verbose, ", ");
1619 sljit_verbose_param(compiler, src2, src2w);
1620 fprintf(compiler->verbose, "\n");
1621 }
1622 #endif
1623 CHECK_RETURN_OK;
1624 }
1625
check_sljit_emit_fcmp(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 src1,sljit_sw src1w,sljit_s32 src2,sljit_sw src2w)1626 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fcmp(struct sljit_compiler *compiler, sljit_s32 type,
1627 sljit_s32 src1, sljit_sw src1w,
1628 sljit_s32 src2, sljit_sw src2w)
1629 {
1630 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1631 CHECK_ARGUMENT(sljit_has_cpu_feature(SLJIT_HAS_FPU));
1632 CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_REWRITABLE_JUMP | SLJIT_F32_OP)));
1633 CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL_F64 && (type & 0xff) <= SLJIT_ORDERED_F64);
1634 FUNCTION_FCHECK(src1, src1w);
1635 FUNCTION_FCHECK(src2, src2w);
1636 compiler->last_flags = 0;
1637 #endif
1638 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1639 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1640 fprintf(compiler->verbose, " fcmp%s %s%s, ", !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r",
1641 jump_names[type & 0xff], (type & SLJIT_F32_OP) ? ".f32" : ".f64");
1642 sljit_verbose_fparam(compiler, src1, src1w);
1643 fprintf(compiler->verbose, ", ");
1644 sljit_verbose_fparam(compiler, src2, src2w);
1645 fprintf(compiler->verbose, "\n");
1646 }
1647 #endif
1648 CHECK_RETURN_OK;
1649 }
1650
check_sljit_emit_ijump(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 src,sljit_sw srcw)1651 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_ijump(struct sljit_compiler *compiler, sljit_s32 type,
1652 sljit_s32 src, sljit_sw srcw)
1653 {
1654 if (SLJIT_UNLIKELY(compiler->skip_checks)) {
1655 compiler->skip_checks = 0;
1656 CHECK_RETURN_OK;
1657 }
1658
1659 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1660 CHECK_ARGUMENT(type >= SLJIT_JUMP && type <= SLJIT_FAST_CALL);
1661 FUNCTION_CHECK_SRC(src, srcw);
1662 #endif
1663 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1664 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1665 fprintf(compiler->verbose, " ijump.%s ", jump_names[type]);
1666 sljit_verbose_param(compiler, src, srcw);
1667 fprintf(compiler->verbose, "\n");
1668 }
1669 #endif
1670 CHECK_RETURN_OK;
1671 }
1672
check_sljit_emit_icall(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 arg_types,sljit_s32 src,sljit_sw srcw)1673 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_icall(struct sljit_compiler *compiler, sljit_s32 type,
1674 sljit_s32 arg_types,
1675 sljit_s32 src, sljit_sw srcw)
1676 {
1677 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1678 sljit_s32 i, types, curr_type, scratches, fscratches;
1679
1680 CHECK_ARGUMENT(type == SLJIT_CALL || type == SLJIT_CALL_CDECL);
1681 FUNCTION_CHECK_SRC(src, srcw);
1682
1683 types = arg_types;
1684 scratches = 0;
1685 fscratches = 0;
1686 for (i = 0; i < 5; i++) {
1687 curr_type = (types & SLJIT_DEF_MASK);
1688 CHECK_ARGUMENT(curr_type <= SLJIT_ARG_TYPE_F64);
1689 if (i > 0) {
1690 if (curr_type == 0) {
1691 break;
1692 }
1693 if (curr_type >= SLJIT_ARG_TYPE_F32)
1694 fscratches++;
1695 else
1696 scratches++;
1697 } else {
1698 if (curr_type >= SLJIT_ARG_TYPE_F32) {
1699 CHECK_ARGUMENT(compiler->fscratches > 0);
1700 } else if (curr_type >= SLJIT_ARG_TYPE_SW) {
1701 CHECK_ARGUMENT(compiler->scratches > 0);
1702 }
1703 }
1704 types >>= SLJIT_DEF_SHIFT;
1705 }
1706 CHECK_ARGUMENT(compiler->scratches >= scratches);
1707 CHECK_ARGUMENT(compiler->fscratches >= fscratches);
1708 CHECK_ARGUMENT(types == 0);
1709 #endif
1710 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1711 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1712 fprintf(compiler->verbose, " i%s%s ret[%s", jump_names[type & 0xff],
1713 !(type & SLJIT_REWRITABLE_JUMP) ? "" : ".r", call_arg_names[arg_types & SLJIT_DEF_MASK]);
1714
1715 arg_types >>= SLJIT_DEF_SHIFT;
1716 if (arg_types) {
1717 fprintf(compiler->verbose, "], args[");
1718 do {
1719 fprintf(compiler->verbose, "%s", call_arg_names[arg_types & SLJIT_DEF_MASK]);
1720 arg_types >>= SLJIT_DEF_SHIFT;
1721 if (arg_types)
1722 fprintf(compiler->verbose, ",");
1723 } while (arg_types);
1724 }
1725 fprintf(compiler->verbose, "], ");
1726 sljit_verbose_param(compiler, src, srcw);
1727 fprintf(compiler->verbose, "\n");
1728 }
1729 #endif
1730 CHECK_RETURN_OK;
1731 }
1732
check_sljit_emit_op_flags(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 dst,sljit_sw dstw,sljit_s32 type)1733 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_op_flags(struct sljit_compiler *compiler, sljit_s32 op,
1734 sljit_s32 dst, sljit_sw dstw,
1735 sljit_s32 type)
1736 {
1737 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1738 CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_I32_OP)));
1739 CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL && (type & 0xff) <= SLJIT_ORDERED_F64);
1740 CHECK_ARGUMENT((type & 0xff) != GET_FLAG_TYPE(SLJIT_SET_CARRY) && (type & 0xff) != (GET_FLAG_TYPE(SLJIT_SET_CARRY) + 1));
1741 CHECK_ARGUMENT(op == SLJIT_MOV || op == SLJIT_MOV32
1742 || (GET_OPCODE(op) >= SLJIT_AND && GET_OPCODE(op) <= SLJIT_XOR));
1743 CHECK_ARGUMENT(!(op & VARIABLE_FLAG_MASK));
1744
1745 if ((type & 0xff) <= SLJIT_NOT_ZERO)
1746 CHECK_ARGUMENT(compiler->last_flags & SLJIT_SET_Z);
1747 else
1748 CHECK_ARGUMENT((type & 0xff) == (compiler->last_flags & 0xff)
1749 || ((type & 0xff) == SLJIT_NOT_OVERFLOW && (compiler->last_flags & 0xff) == SLJIT_OVERFLOW)
1750 || ((type & 0xff) == SLJIT_MUL_NOT_OVERFLOW && (compiler->last_flags & 0xff) == SLJIT_MUL_OVERFLOW));
1751
1752 FUNCTION_CHECK_DST(dst, dstw, 0);
1753
1754 if (GET_OPCODE(op) >= SLJIT_ADD)
1755 compiler->last_flags = GET_FLAG_TYPE(op) | (op & (SLJIT_I32_OP | SLJIT_SET_Z));
1756 #endif
1757 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1758 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1759 fprintf(compiler->verbose, " flags%s %s%s, ",
1760 !(op & SLJIT_SET_Z) ? "" : ".z",
1761 GET_OPCODE(op) < SLJIT_OP2_BASE ? "mov" : op2_names[GET_OPCODE(op) - SLJIT_OP2_BASE],
1762 GET_OPCODE(op) < SLJIT_OP2_BASE ? op1_names[GET_OPCODE(op) - SLJIT_OP1_BASE] : ((op & SLJIT_I32_OP) ? "32" : ""));
1763 sljit_verbose_param(compiler, dst, dstw);
1764 fprintf(compiler->verbose, ", %s%s\n", jump_names[type & 0xff], JUMP_POSTFIX(type));
1765 }
1766 #endif
1767 CHECK_RETURN_OK;
1768 }
1769
check_sljit_emit_cmov(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 dst_reg,sljit_s32 src,sljit_sw srcw)1770 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_cmov(struct sljit_compiler *compiler, sljit_s32 type,
1771 sljit_s32 dst_reg,
1772 sljit_s32 src, sljit_sw srcw)
1773 {
1774 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1775 CHECK_ARGUMENT(!(type & ~(0xff | SLJIT_I32_OP)));
1776 CHECK_ARGUMENT((type & 0xff) >= SLJIT_EQUAL && (type & 0xff) <= SLJIT_ORDERED_F64);
1777
1778 CHECK_ARGUMENT(compiler->scratches != -1 && compiler->saveds != -1);
1779 CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG(dst_reg & ~SLJIT_I32_OP));
1780 if (src != SLJIT_IMM) {
1781 CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG(src));
1782 CHECK_ARGUMENT(srcw == 0);
1783 }
1784
1785 if ((type & 0xff) <= SLJIT_NOT_ZERO)
1786 CHECK_ARGUMENT(compiler->last_flags & SLJIT_SET_Z);
1787 else
1788 CHECK_ARGUMENT((type & 0xff) == (compiler->last_flags & 0xff)
1789 || ((type & 0xff) == SLJIT_NOT_OVERFLOW && (compiler->last_flags & 0xff) == SLJIT_OVERFLOW)
1790 || ((type & 0xff) == SLJIT_MUL_NOT_OVERFLOW && (compiler->last_flags & 0xff) == SLJIT_MUL_OVERFLOW));
1791 #endif
1792 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1793 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1794 fprintf(compiler->verbose, " cmov%s %s%s, ",
1795 !(dst_reg & SLJIT_I32_OP) ? "" : "32",
1796 jump_names[type & 0xff], JUMP_POSTFIX(type));
1797 sljit_verbose_reg(compiler, dst_reg & ~SLJIT_I32_OP);
1798 fprintf(compiler->verbose, ", ");
1799 sljit_verbose_param(compiler, src, srcw);
1800 fprintf(compiler->verbose, "\n");
1801 }
1802 #endif
1803 CHECK_RETURN_OK;
1804 }
1805
check_sljit_emit_mem(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 reg,sljit_s32 mem,sljit_sw memw)1806 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_mem(struct sljit_compiler *compiler, sljit_s32 type,
1807 sljit_s32 reg,
1808 sljit_s32 mem, sljit_sw memw)
1809 {
1810 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1811 CHECK_ARGUMENT((type & 0xff) >= SLJIT_MOV && (type & 0xff) <= SLJIT_MOV_P);
1812 CHECK_ARGUMENT(!(type & SLJIT_I32_OP) || ((type & 0xff) != SLJIT_MOV && (type & 0xff) != SLJIT_MOV_U32 && (type & 0xff) != SLJIT_MOV_P));
1813 CHECK_ARGUMENT((type & SLJIT_MEM_PRE) || (type & SLJIT_MEM_POST));
1814 CHECK_ARGUMENT((type & (SLJIT_MEM_PRE | SLJIT_MEM_POST)) != (SLJIT_MEM_PRE | SLJIT_MEM_POST));
1815 CHECK_ARGUMENT((type & ~(0xff | SLJIT_I32_OP | SLJIT_MEM_STORE | SLJIT_MEM_SUPP | SLJIT_MEM_PRE | SLJIT_MEM_POST)) == 0);
1816
1817 FUNCTION_CHECK_SRC_MEM(mem, memw);
1818 CHECK_ARGUMENT(FUNCTION_CHECK_IS_REG(reg));
1819
1820 CHECK_ARGUMENT((mem & REG_MASK) != SLJIT_UNUSED && (mem & REG_MASK) != reg);
1821 #endif
1822 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1823 if (!(type & SLJIT_MEM_SUPP) && SLJIT_UNLIKELY(!!compiler->verbose)) {
1824 if (sljit_emit_mem(compiler, type | SLJIT_MEM_SUPP, reg, mem, memw) == SLJIT_ERR_UNSUPPORTED)
1825 fprintf(compiler->verbose, " //");
1826
1827 fprintf(compiler->verbose, " mem%s.%s%s%s ",
1828 !(type & SLJIT_I32_OP) ? "" : "32",
1829 (type & SLJIT_MEM_STORE) ? "st" : "ld",
1830 op1_names[(type & 0xff) - SLJIT_OP1_BASE],
1831 (type & SLJIT_MEM_PRE) ? ".pre" : ".post");
1832 sljit_verbose_reg(compiler, reg);
1833 fprintf(compiler->verbose, ", ");
1834 sljit_verbose_param(compiler, mem, memw);
1835 fprintf(compiler->verbose, "\n");
1836 }
1837 #endif
1838 CHECK_RETURN_OK;
1839 }
1840
check_sljit_emit_fmem(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 freg,sljit_s32 mem,sljit_sw memw)1841 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_fmem(struct sljit_compiler *compiler, sljit_s32 type,
1842 sljit_s32 freg,
1843 sljit_s32 mem, sljit_sw memw)
1844 {
1845 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1846 CHECK_ARGUMENT((type & 0xff) == SLJIT_MOV_F64);
1847 CHECK_ARGUMENT((type & SLJIT_MEM_PRE) || (type & SLJIT_MEM_POST));
1848 CHECK_ARGUMENT((type & (SLJIT_MEM_PRE | SLJIT_MEM_POST)) != (SLJIT_MEM_PRE | SLJIT_MEM_POST));
1849 CHECK_ARGUMENT((type & ~(0xff | SLJIT_I32_OP | SLJIT_MEM_STORE | SLJIT_MEM_SUPP | SLJIT_MEM_PRE | SLJIT_MEM_POST)) == 0);
1850
1851 FUNCTION_CHECK_SRC_MEM(mem, memw);
1852 CHECK_ARGUMENT(FUNCTION_CHECK_IS_FREG(freg));
1853 #endif
1854 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1855 if (!(type & SLJIT_MEM_SUPP) && SLJIT_UNLIKELY(!!compiler->verbose)) {
1856 if (sljit_emit_fmem(compiler, type | SLJIT_MEM_SUPP, freg, mem, memw) == SLJIT_ERR_UNSUPPORTED)
1857 fprintf(compiler->verbose, " //");
1858
1859 fprintf(compiler->verbose, " fmem.%s%s%s ",
1860 (type & SLJIT_MEM_STORE) ? "st" : "ld",
1861 !(type & SLJIT_I32_OP) ? ".f64" : ".f32",
1862 (type & SLJIT_MEM_PRE) ? ".pre" : ".post");
1863 sljit_verbose_freg(compiler, freg);
1864 fprintf(compiler->verbose, ", ");
1865 sljit_verbose_param(compiler, mem, memw);
1866 fprintf(compiler->verbose, "\n");
1867 }
1868 #endif
1869 CHECK_RETURN_OK;
1870 }
1871
check_sljit_get_local_base(struct sljit_compiler * compiler,sljit_s32 dst,sljit_sw dstw,sljit_sw offset)1872 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_get_local_base(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw offset)
1873 {
1874 /* Any offset is allowed. */
1875 SLJIT_UNUSED_ARG(offset);
1876
1877 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1878 FUNCTION_CHECK_DST(dst, dstw, 0);
1879 #endif
1880 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1881 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1882 fprintf(compiler->verbose, " local_base ");
1883 sljit_verbose_param(compiler, dst, dstw);
1884 fprintf(compiler->verbose, ", #%" SLJIT_PRINT_D "d\n", offset);
1885 }
1886 #endif
1887 CHECK_RETURN_OK;
1888 }
1889
check_sljit_emit_const(struct sljit_compiler * compiler,sljit_s32 dst,sljit_sw dstw,sljit_sw init_value)1890 static SLJIT_INLINE CHECK_RETURN_TYPE check_sljit_emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw init_value)
1891 {
1892 SLJIT_UNUSED_ARG(init_value);
1893
1894 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1895 FUNCTION_CHECK_DST(dst, dstw, 0);
1896 #endif
1897 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1898 if (SLJIT_UNLIKELY(!!compiler->verbose)) {
1899 fprintf(compiler->verbose, " const ");
1900 sljit_verbose_param(compiler, dst, dstw);
1901 fprintf(compiler->verbose, ", #%" SLJIT_PRINT_D "d\n", init_value);
1902 }
1903 #endif
1904 CHECK_RETURN_OK;
1905 }
1906
1907 #endif /* SLJIT_ARGUMENT_CHECKS || SLJIT_VERBOSE */
1908
1909 #define SELECT_FOP1_OPERATION_WITH_CHECKS(compiler, op, dst, dstw, src, srcw) \
1910 SLJIT_COMPILE_ASSERT(!(SLJIT_CONV_SW_FROM_F64 & 0x1) && !(SLJIT_CONV_F64_FROM_SW & 0x1), \
1911 invalid_float_opcodes); \
1912 if (GET_OPCODE(op) >= SLJIT_CONV_SW_FROM_F64 && GET_OPCODE(op) <= SLJIT_CMP_F64) { \
1913 if (GET_OPCODE(op) == SLJIT_CMP_F64) { \
1914 CHECK(check_sljit_emit_fop1_cmp(compiler, op, dst, dstw, src, srcw)); \
1915 ADJUST_LOCAL_OFFSET(dst, dstw); \
1916 ADJUST_LOCAL_OFFSET(src, srcw); \
1917 return sljit_emit_fop1_cmp(compiler, op, dst, dstw, src, srcw); \
1918 } \
1919 if ((GET_OPCODE(op) | 0x1) == SLJIT_CONV_S32_FROM_F64) { \
1920 CHECK(check_sljit_emit_fop1_conv_sw_from_f64(compiler, op, dst, dstw, src, srcw)); \
1921 ADJUST_LOCAL_OFFSET(dst, dstw); \
1922 ADJUST_LOCAL_OFFSET(src, srcw); \
1923 return sljit_emit_fop1_conv_sw_from_f64(compiler, op, dst, dstw, src, srcw); \
1924 } \
1925 CHECK(check_sljit_emit_fop1_conv_f64_from_sw(compiler, op, dst, dstw, src, srcw)); \
1926 ADJUST_LOCAL_OFFSET(dst, dstw); \
1927 ADJUST_LOCAL_OFFSET(src, srcw); \
1928 return sljit_emit_fop1_conv_f64_from_sw(compiler, op, dst, dstw, src, srcw); \
1929 } \
1930 CHECK(check_sljit_emit_fop1(compiler, op, dst, dstw, src, srcw)); \
1931 ADJUST_LOCAL_OFFSET(dst, dstw); \
1932 ADJUST_LOCAL_OFFSET(src, srcw);
1933
emit_mov_before_return(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 src,sljit_sw srcw)1934 static SLJIT_INLINE sljit_s32 emit_mov_before_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
1935 {
1936 /* Return if don't need to do anything. */
1937 if (op == SLJIT_UNUSED)
1938 return SLJIT_SUCCESS;
1939
1940 #if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
1941 /* At the moment the pointer size is always equal to sljit_sw. May be changed in the future. */
1942 if (src == SLJIT_RETURN_REG && (op == SLJIT_MOV || op == SLJIT_MOV_P))
1943 return SLJIT_SUCCESS;
1944 #else
1945 if (src == SLJIT_RETURN_REG && (op == SLJIT_MOV || op == SLJIT_MOV_U32 || op == SLJIT_MOV_S32 || op == SLJIT_MOV_P))
1946 return SLJIT_SUCCESS;
1947 #endif
1948
1949 #if (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS) \
1950 || (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
1951 compiler->skip_checks = 1;
1952 #endif
1953 return sljit_emit_op1(compiler, op, SLJIT_RETURN_REG, 0, src, srcw);
1954 }
1955
1956 #if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86) \
1957 || (defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC) \
1958 || (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32) \
1959 || ((defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS) && !(defined SLJIT_MIPS_R1 && SLJIT_MIPS_R1))
1960
sljit_emit_cmov_generic(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 dst_reg,sljit_s32 src,sljit_sw srcw)1961 static SLJIT_INLINE sljit_s32 sljit_emit_cmov_generic(struct sljit_compiler *compiler, sljit_s32 type,
1962 sljit_s32 dst_reg,
1963 sljit_s32 src, sljit_sw srcw)
1964 {
1965 struct sljit_label *label;
1966 struct sljit_jump *jump;
1967 sljit_s32 op = (dst_reg & SLJIT_I32_OP) ? SLJIT_MOV32 : SLJIT_MOV;
1968
1969 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
1970 || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1971 compiler->skip_checks = 1;
1972 #endif
1973 jump = sljit_emit_jump(compiler, type ^ 0x1);
1974 FAIL_IF(!jump);
1975
1976 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
1977 || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1978 compiler->skip_checks = 1;
1979 #endif
1980 FAIL_IF(sljit_emit_op1(compiler, op, dst_reg & ~SLJIT_I32_OP, 0, src, srcw));
1981
1982 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
1983 || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1984 compiler->skip_checks = 1;
1985 #endif
1986 label = sljit_emit_label(compiler);
1987 FAIL_IF(!label);
1988 sljit_set_label(jump, label);
1989 return SLJIT_SUCCESS;
1990 }
1991
1992 #endif
1993
1994 /* CPU description section */
1995
1996 #if (defined SLJIT_32BIT_ARCHITECTURE && SLJIT_32BIT_ARCHITECTURE)
1997 #define SLJIT_CPUINFO_PART1 " 32bit ("
1998 #elif (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
1999 #define SLJIT_CPUINFO_PART1 " 64bit ("
2000 #else
2001 #error "Internal error: CPU type info missing"
2002 #endif
2003
2004 #if (defined SLJIT_LITTLE_ENDIAN && SLJIT_LITTLE_ENDIAN)
2005 #define SLJIT_CPUINFO_PART2 "little endian + "
2006 #elif (defined SLJIT_BIG_ENDIAN && SLJIT_BIG_ENDIAN)
2007 #define SLJIT_CPUINFO_PART2 "big endian + "
2008 #else
2009 #error "Internal error: CPU type info missing"
2010 #endif
2011
2012 #if (defined SLJIT_UNALIGNED && SLJIT_UNALIGNED)
2013 #define SLJIT_CPUINFO_PART3 "unaligned)"
2014 #else
2015 #define SLJIT_CPUINFO_PART3 "aligned)"
2016 #endif
2017
2018 #define SLJIT_CPUINFO SLJIT_CPUINFO_PART1 SLJIT_CPUINFO_PART2 SLJIT_CPUINFO_PART3
2019
2020 #if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86)
2021 # include "sljitNativeX86_common.c"
2022 #elif (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5)
2023 # include "sljitNativeARM_32.c"
2024 #elif (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7)
2025 # include "sljitNativeARM_32.c"
2026 #elif (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2)
2027 # include "sljitNativeARM_T2_32.c"
2028 #elif (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
2029 # include "sljitNativeARM_64.c"
2030 #elif (defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC)
2031 # include "sljitNativePPC_common.c"
2032 #elif (defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS)
2033 # include "sljitNativeMIPS_common.c"
2034 #elif (defined SLJIT_CONFIG_SPARC && SLJIT_CONFIG_SPARC)
2035 # include "sljitNativeSPARC_common.c"
2036 #elif (defined SLJIT_CONFIG_TILEGX && SLJIT_CONFIG_TILEGX)
2037 # include "sljitNativeTILEGX_64.c"
2038 #endif
2039
2040 #if !(defined SLJIT_CONFIG_MIPS && SLJIT_CONFIG_MIPS)
2041
sljit_emit_cmp(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 src1,sljit_sw src1w,sljit_s32 src2,sljit_sw src2w)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 /* Default compare for most architectures. */
2047 sljit_s32 flags, tmp_src, condition;
2048 sljit_sw tmp_srcw;
2049
2050 CHECK_ERROR_PTR();
2051 CHECK_PTR(check_sljit_emit_cmp(compiler, type, src1, src1w, src2, src2w));
2052
2053 condition = type & 0xff;
2054 #if (defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
2055 if ((condition == SLJIT_EQUAL || condition == SLJIT_NOT_EQUAL)) {
2056 if ((src1 & SLJIT_IMM) && !src1w) {
2057 src1 = src2;
2058 src1w = src2w;
2059 src2 = SLJIT_IMM;
2060 src2w = 0;
2061 }
2062 if ((src2 & SLJIT_IMM) && !src2w)
2063 return emit_cmp_to0(compiler, type, src1, src1w);
2064 }
2065 #endif
2066
2067 if (SLJIT_UNLIKELY((src1 & SLJIT_IMM) && !(src2 & SLJIT_IMM))) {
2068 /* Immediate is prefered as second argument by most architectures. */
2069 switch (condition) {
2070 case SLJIT_LESS:
2071 condition = SLJIT_GREATER;
2072 break;
2073 case SLJIT_GREATER_EQUAL:
2074 condition = SLJIT_LESS_EQUAL;
2075 break;
2076 case SLJIT_GREATER:
2077 condition = SLJIT_LESS;
2078 break;
2079 case SLJIT_LESS_EQUAL:
2080 condition = SLJIT_GREATER_EQUAL;
2081 break;
2082 case SLJIT_SIG_LESS:
2083 condition = SLJIT_SIG_GREATER;
2084 break;
2085 case SLJIT_SIG_GREATER_EQUAL:
2086 condition = SLJIT_SIG_LESS_EQUAL;
2087 break;
2088 case SLJIT_SIG_GREATER:
2089 condition = SLJIT_SIG_LESS;
2090 break;
2091 case SLJIT_SIG_LESS_EQUAL:
2092 condition = SLJIT_SIG_GREATER_EQUAL;
2093 break;
2094 }
2095
2096 type = condition | (type & (SLJIT_I32_OP | SLJIT_REWRITABLE_JUMP));
2097 tmp_src = src1;
2098 src1 = src2;
2099 src2 = tmp_src;
2100 tmp_srcw = src1w;
2101 src1w = src2w;
2102 src2w = tmp_srcw;
2103 }
2104
2105 if (condition <= SLJIT_NOT_ZERO)
2106 flags = SLJIT_SET_Z;
2107 else
2108 flags = condition << VARIABLE_FLAG_SHIFT;
2109
2110 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
2111 || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
2112 compiler->skip_checks = 1;
2113 #endif
2114 PTR_FAIL_IF(sljit_emit_op2(compiler, SLJIT_SUB | flags | (type & SLJIT_I32_OP),
2115 SLJIT_UNUSED, 0, src1, src1w, src2, src2w));
2116 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
2117 || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
2118 compiler->skip_checks = 1;
2119 #endif
2120 return sljit_emit_jump(compiler, condition | (type & (SLJIT_REWRITABLE_JUMP | SLJIT_I32_OP)));
2121 }
2122
2123 #endif
2124
sljit_emit_fcmp(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 src1,sljit_sw src1w,sljit_s32 src2,sljit_sw src2w)2125 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_fcmp(struct sljit_compiler *compiler, sljit_s32 type,
2126 sljit_s32 src1, sljit_sw src1w,
2127 sljit_s32 src2, sljit_sw src2w)
2128 {
2129 CHECK_ERROR_PTR();
2130 CHECK_PTR(check_sljit_emit_fcmp(compiler, type, src1, src1w, src2, src2w));
2131
2132 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
2133 || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
2134 compiler->skip_checks = 1;
2135 #endif
2136 sljit_emit_fop1(compiler, SLJIT_CMP_F64 | ((type & 0xff) << VARIABLE_FLAG_SHIFT) | (type & SLJIT_I32_OP), src1, src1w, src2, src2w);
2137
2138 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
2139 || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
2140 compiler->skip_checks = 1;
2141 #endif
2142 return sljit_emit_jump(compiler, type);
2143 }
2144
2145 #if !(defined SLJIT_CONFIG_ARM_32 && SLJIT_CONFIG_ARM_32) \
2146 && !(defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64) \
2147 && !(defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC)
2148
sljit_emit_mem(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 reg,sljit_s32 mem,sljit_sw memw)2149 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_mem(struct sljit_compiler *compiler, sljit_s32 type,
2150 sljit_s32 reg,
2151 sljit_s32 mem, sljit_sw memw)
2152 {
2153 SLJIT_UNUSED_ARG(compiler);
2154 SLJIT_UNUSED_ARG(type);
2155 SLJIT_UNUSED_ARG(reg);
2156 SLJIT_UNUSED_ARG(mem);
2157 SLJIT_UNUSED_ARG(memw);
2158
2159 CHECK_ERROR();
2160 CHECK(check_sljit_emit_mem(compiler, type, reg, mem, memw));
2161
2162 return SLJIT_ERR_UNSUPPORTED;
2163 }
2164
2165 #endif
2166
2167 #if !(defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64) \
2168 && !(defined SLJIT_CONFIG_PPC && SLJIT_CONFIG_PPC)
2169
sljit_emit_fmem(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 freg,sljit_s32 mem,sljit_sw memw)2170 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fmem(struct sljit_compiler *compiler, sljit_s32 type,
2171 sljit_s32 freg,
2172 sljit_s32 mem, sljit_sw memw)
2173 {
2174 SLJIT_UNUSED_ARG(compiler);
2175 SLJIT_UNUSED_ARG(type);
2176 SLJIT_UNUSED_ARG(freg);
2177 SLJIT_UNUSED_ARG(mem);
2178 SLJIT_UNUSED_ARG(memw);
2179
2180 CHECK_ERROR();
2181 CHECK(check_sljit_emit_fmem(compiler, type, freg, mem, memw));
2182
2183 return SLJIT_ERR_UNSUPPORTED;
2184 }
2185
2186 #endif
2187
2188 #if !(defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86) \
2189 && !(defined SLJIT_CONFIG_ARM_64 && SLJIT_CONFIG_ARM_64)
2190
sljit_get_local_base(struct sljit_compiler * compiler,sljit_s32 dst,sljit_sw dstw,sljit_sw offset)2191 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_local_base(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw offset)
2192 {
2193 CHECK_ERROR();
2194 CHECK(check_sljit_get_local_base(compiler, dst, dstw, offset));
2195
2196 ADJUST_LOCAL_OFFSET(SLJIT_MEM1(SLJIT_SP), offset);
2197 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
2198 || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
2199 compiler->skip_checks = 1;
2200 #endif
2201 if (offset != 0)
2202 return sljit_emit_op2(compiler, SLJIT_ADD, dst, dstw, SLJIT_SP, 0, SLJIT_IMM, offset);
2203 return sljit_emit_op1(compiler, SLJIT_MOV, dst, dstw, SLJIT_SP, 0);
2204 }
2205
2206 #endif
2207
2208 #else /* SLJIT_CONFIG_UNSUPPORTED */
2209
2210 /* Empty function bodies for those machines, which are not (yet) supported. */
2211
sljit_get_platform_name(void)2212 SLJIT_API_FUNC_ATTRIBUTE const char* sljit_get_platform_name(void)
2213 {
2214 return "unsupported";
2215 }
2216
sljit_create_compiler(void * allocator_data)2217 SLJIT_API_FUNC_ATTRIBUTE struct sljit_compiler* sljit_create_compiler(void *allocator_data)
2218 {
2219 SLJIT_UNUSED_ARG(allocator_data);
2220 SLJIT_UNREACHABLE();
2221 return NULL;
2222 }
2223
sljit_free_compiler(struct sljit_compiler * compiler)2224 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_compiler(struct sljit_compiler *compiler)
2225 {
2226 SLJIT_UNUSED_ARG(compiler);
2227 SLJIT_UNREACHABLE();
2228 }
2229
sljit_set_compiler_memory_error(struct sljit_compiler * compiler)2230 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_compiler_memory_error(struct sljit_compiler *compiler)
2231 {
2232 SLJIT_UNUSED_ARG(compiler);
2233 SLJIT_UNREACHABLE();
2234 }
2235
sljit_alloc_memory(struct sljit_compiler * compiler,sljit_s32 size)2236 SLJIT_API_FUNC_ATTRIBUTE void* sljit_alloc_memory(struct sljit_compiler *compiler, sljit_s32 size)
2237 {
2238 SLJIT_UNUSED_ARG(compiler);
2239 SLJIT_UNUSED_ARG(size);
2240 SLJIT_UNREACHABLE();
2241 return NULL;
2242 }
2243
2244 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
sljit_compiler_verbose(struct sljit_compiler * compiler,FILE * verbose)2245 SLJIT_API_FUNC_ATTRIBUTE void sljit_compiler_verbose(struct sljit_compiler *compiler, FILE* verbose)
2246 {
2247 SLJIT_UNUSED_ARG(compiler);
2248 SLJIT_UNUSED_ARG(verbose);
2249 SLJIT_UNREACHABLE();
2250 }
2251 #endif
2252
sljit_generate_code(struct sljit_compiler * compiler)2253 SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compiler)
2254 {
2255 SLJIT_UNUSED_ARG(compiler);
2256 SLJIT_UNREACHABLE();
2257 return NULL;
2258 }
2259
sljit_has_cpu_feature(sljit_s32 feature_type)2260 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_has_cpu_feature(sljit_s32 feature_type)
2261 {
2262 SLJIT_UNUSED_ARG(feature_type);
2263 SLJIT_UNREACHABLE();
2264 return 0;
2265 }
2266
sljit_free_code(void * code)2267 SLJIT_API_FUNC_ATTRIBUTE void sljit_free_code(void* code)
2268 {
2269 SLJIT_UNUSED_ARG(code);
2270 SLJIT_UNREACHABLE();
2271 }
2272
sljit_emit_enter(struct sljit_compiler * compiler,sljit_s32 options,sljit_s32 arg_types,sljit_s32 scratches,sljit_s32 saveds,sljit_s32 fscratches,sljit_s32 fsaveds,sljit_s32 local_size)2273 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_enter(struct sljit_compiler *compiler,
2274 sljit_s32 options, sljit_s32 arg_types, sljit_s32 scratches, sljit_s32 saveds,
2275 sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
2276 {
2277 SLJIT_UNUSED_ARG(compiler);
2278 SLJIT_UNUSED_ARG(options);
2279 SLJIT_UNUSED_ARG(arg_types);
2280 SLJIT_UNUSED_ARG(scratches);
2281 SLJIT_UNUSED_ARG(saveds);
2282 SLJIT_UNUSED_ARG(fscratches);
2283 SLJIT_UNUSED_ARG(fsaveds);
2284 SLJIT_UNUSED_ARG(local_size);
2285 SLJIT_UNREACHABLE();
2286 return SLJIT_ERR_UNSUPPORTED;
2287 }
2288
sljit_set_context(struct sljit_compiler * compiler,sljit_s32 options,sljit_s32 arg_types,sljit_s32 scratches,sljit_s32 saveds,sljit_s32 fscratches,sljit_s32 fsaveds,sljit_s32 local_size)2289 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_set_context(struct sljit_compiler *compiler,
2290 sljit_s32 options, sljit_s32 arg_types, sljit_s32 scratches, sljit_s32 saveds,
2291 sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
2292 {
2293 SLJIT_UNUSED_ARG(compiler);
2294 SLJIT_UNUSED_ARG(options);
2295 SLJIT_UNUSED_ARG(arg_types);
2296 SLJIT_UNUSED_ARG(scratches);
2297 SLJIT_UNUSED_ARG(saveds);
2298 SLJIT_UNUSED_ARG(fscratches);
2299 SLJIT_UNUSED_ARG(fsaveds);
2300 SLJIT_UNUSED_ARG(local_size);
2301 SLJIT_UNREACHABLE();
2302 return SLJIT_ERR_UNSUPPORTED;
2303 }
2304
sljit_emit_return(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 src,sljit_sw srcw)2305 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
2306 {
2307 SLJIT_UNUSED_ARG(compiler);
2308 SLJIT_UNUSED_ARG(op);
2309 SLJIT_UNUSED_ARG(src);
2310 SLJIT_UNUSED_ARG(srcw);
2311 SLJIT_UNREACHABLE();
2312 return SLJIT_ERR_UNSUPPORTED;
2313 }
2314
sljit_emit_fast_enter(struct sljit_compiler * compiler,sljit_s32 dst,sljit_sw dstw)2315 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw)
2316 {
2317 SLJIT_UNUSED_ARG(compiler);
2318 SLJIT_UNUSED_ARG(dst);
2319 SLJIT_UNUSED_ARG(dstw);
2320 SLJIT_UNREACHABLE();
2321 return SLJIT_ERR_UNSUPPORTED;
2322 }
2323
sljit_emit_fast_return(struct sljit_compiler * compiler,sljit_s32 src,sljit_sw srcw)2324 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fast_return(struct sljit_compiler *compiler, sljit_s32 src, sljit_sw srcw)
2325 {
2326 SLJIT_UNUSED_ARG(compiler);
2327 SLJIT_UNUSED_ARG(src);
2328 SLJIT_UNUSED_ARG(srcw);
2329 SLJIT_UNREACHABLE();
2330 return SLJIT_ERR_UNSUPPORTED;
2331 }
2332
sljit_emit_op0(struct sljit_compiler * compiler,sljit_s32 op)2333 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op0(struct sljit_compiler *compiler, sljit_s32 op)
2334 {
2335 SLJIT_UNUSED_ARG(compiler);
2336 SLJIT_UNUSED_ARG(op);
2337 SLJIT_UNREACHABLE();
2338 return SLJIT_ERR_UNSUPPORTED;
2339 }
2340
sljit_emit_op1(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 dst,sljit_sw dstw,sljit_s32 src,sljit_sw srcw)2341 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compiler, sljit_s32 op,
2342 sljit_s32 dst, sljit_sw dstw,
2343 sljit_s32 src, sljit_sw srcw)
2344 {
2345 SLJIT_UNUSED_ARG(compiler);
2346 SLJIT_UNUSED_ARG(op);
2347 SLJIT_UNUSED_ARG(dst);
2348 SLJIT_UNUSED_ARG(dstw);
2349 SLJIT_UNUSED_ARG(src);
2350 SLJIT_UNUSED_ARG(srcw);
2351 SLJIT_UNREACHABLE();
2352 return SLJIT_ERR_UNSUPPORTED;
2353 }
2354
sljit_emit_op2(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 dst,sljit_sw dstw,sljit_s32 src1,sljit_sw src1w,sljit_s32 src2,sljit_sw src2w)2355 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op2(struct sljit_compiler *compiler, sljit_s32 op,
2356 sljit_s32 dst, sljit_sw dstw,
2357 sljit_s32 src1, sljit_sw src1w,
2358 sljit_s32 src2, sljit_sw src2w)
2359 {
2360 SLJIT_UNUSED_ARG(compiler);
2361 SLJIT_UNUSED_ARG(op);
2362 SLJIT_UNUSED_ARG(dst);
2363 SLJIT_UNUSED_ARG(dstw);
2364 SLJIT_UNUSED_ARG(src1);
2365 SLJIT_UNUSED_ARG(src1w);
2366 SLJIT_UNUSED_ARG(src2);
2367 SLJIT_UNUSED_ARG(src2w);
2368 SLJIT_UNREACHABLE();
2369 return SLJIT_ERR_UNSUPPORTED;
2370 }
2371
sljit_get_register_index(sljit_s32 reg)2372 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_register_index(sljit_s32 reg)
2373 {
2374 SLJIT_UNREACHABLE();
2375 return reg;
2376 }
2377
sljit_emit_op_custom(struct sljit_compiler * compiler,void * instruction,sljit_s32 size)2378 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_custom(struct sljit_compiler *compiler,
2379 void *instruction, sljit_s32 size)
2380 {
2381 SLJIT_UNUSED_ARG(compiler);
2382 SLJIT_UNUSED_ARG(instruction);
2383 SLJIT_UNUSED_ARG(size);
2384 SLJIT_UNREACHABLE();
2385 return SLJIT_ERR_UNSUPPORTED;
2386 }
2387
sljit_set_current_flags(struct sljit_compiler * compiler,sljit_s32 current_flags)2388 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_current_flags(struct sljit_compiler *compiler, sljit_s32 current_flags)
2389 {
2390 SLJIT_UNUSED_ARG(compiler);
2391 SLJIT_UNUSED_ARG(current_flags);
2392 }
2393
sljit_emit_fop1(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 dst,sljit_sw dstw,sljit_s32 src,sljit_sw srcw)2394 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop1(struct sljit_compiler *compiler, sljit_s32 op,
2395 sljit_s32 dst, sljit_sw dstw,
2396 sljit_s32 src, sljit_sw srcw)
2397 {
2398 SLJIT_UNUSED_ARG(compiler);
2399 SLJIT_UNUSED_ARG(op);
2400 SLJIT_UNUSED_ARG(dst);
2401 SLJIT_UNUSED_ARG(dstw);
2402 SLJIT_UNUSED_ARG(src);
2403 SLJIT_UNUSED_ARG(srcw);
2404 SLJIT_UNREACHABLE();
2405 return SLJIT_ERR_UNSUPPORTED;
2406 }
2407
sljit_emit_fop2(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 dst,sljit_sw dstw,sljit_s32 src1,sljit_sw src1w,sljit_s32 src2,sljit_sw src2w)2408 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop2(struct sljit_compiler *compiler, sljit_s32 op,
2409 sljit_s32 dst, sljit_sw dstw,
2410 sljit_s32 src1, sljit_sw src1w,
2411 sljit_s32 src2, sljit_sw src2w)
2412 {
2413 SLJIT_UNUSED_ARG(compiler);
2414 SLJIT_UNUSED_ARG(op);
2415 SLJIT_UNUSED_ARG(dst);
2416 SLJIT_UNUSED_ARG(dstw);
2417 SLJIT_UNUSED_ARG(src1);
2418 SLJIT_UNUSED_ARG(src1w);
2419 SLJIT_UNUSED_ARG(src2);
2420 SLJIT_UNUSED_ARG(src2w);
2421 SLJIT_UNREACHABLE();
2422 return SLJIT_ERR_UNSUPPORTED;
2423 }
2424
sljit_emit_label(struct sljit_compiler * compiler)2425 SLJIT_API_FUNC_ATTRIBUTE struct sljit_label* sljit_emit_label(struct sljit_compiler *compiler)
2426 {
2427 SLJIT_UNUSED_ARG(compiler);
2428 SLJIT_UNREACHABLE();
2429 return NULL;
2430 }
2431
sljit_emit_jump(struct sljit_compiler * compiler,sljit_s32 type)2432 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, sljit_s32 type)
2433 {
2434 SLJIT_UNUSED_ARG(compiler);
2435 SLJIT_UNUSED_ARG(type);
2436 SLJIT_UNREACHABLE();
2437 return NULL;
2438 }
2439
sljit_emit_call(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 arg_types)2440 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_call(struct sljit_compiler *compiler, sljit_s32 type,
2441 sljit_s32 arg_types)
2442 {
2443 SLJIT_UNUSED_ARG(compiler);
2444 SLJIT_UNUSED_ARG(type);
2445 SLJIT_UNUSED_ARG(arg_types);
2446 SLJIT_UNREACHABLE();
2447 return NULL;
2448 }
2449
sljit_emit_cmp(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 src1,sljit_sw src1w,sljit_s32 src2,sljit_sw src2w)2450 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_cmp(struct sljit_compiler *compiler, sljit_s32 type,
2451 sljit_s32 src1, sljit_sw src1w,
2452 sljit_s32 src2, sljit_sw src2w)
2453 {
2454 SLJIT_UNUSED_ARG(compiler);
2455 SLJIT_UNUSED_ARG(type);
2456 SLJIT_UNUSED_ARG(src1);
2457 SLJIT_UNUSED_ARG(src1w);
2458 SLJIT_UNUSED_ARG(src2);
2459 SLJIT_UNUSED_ARG(src2w);
2460 SLJIT_UNREACHABLE();
2461 return NULL;
2462 }
2463
sljit_emit_fcmp(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 src1,sljit_sw src1w,sljit_s32 src2,sljit_sw src2w)2464 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_fcmp(struct sljit_compiler *compiler, sljit_s32 type,
2465 sljit_s32 src1, sljit_sw src1w,
2466 sljit_s32 src2, sljit_sw src2w)
2467 {
2468 SLJIT_UNUSED_ARG(compiler);
2469 SLJIT_UNUSED_ARG(type);
2470 SLJIT_UNUSED_ARG(src1);
2471 SLJIT_UNUSED_ARG(src1w);
2472 SLJIT_UNUSED_ARG(src2);
2473 SLJIT_UNUSED_ARG(src2w);
2474 SLJIT_UNREACHABLE();
2475 return NULL;
2476 }
2477
sljit_set_label(struct sljit_jump * jump,struct sljit_label * label)2478 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_label(struct sljit_jump *jump, struct sljit_label* label)
2479 {
2480 SLJIT_UNUSED_ARG(jump);
2481 SLJIT_UNUSED_ARG(label);
2482 SLJIT_UNREACHABLE();
2483 }
2484
sljit_set_target(struct sljit_jump * jump,sljit_uw target)2485 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_target(struct sljit_jump *jump, sljit_uw target)
2486 {
2487 SLJIT_UNUSED_ARG(jump);
2488 SLJIT_UNUSED_ARG(target);
2489 SLJIT_UNREACHABLE();
2490 }
2491
sljit_emit_ijump(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 src,sljit_sw srcw)2492 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_ijump(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 src, sljit_sw srcw)
2493 {
2494 SLJIT_UNUSED_ARG(compiler);
2495 SLJIT_UNUSED_ARG(type);
2496 SLJIT_UNUSED_ARG(src);
2497 SLJIT_UNUSED_ARG(srcw);
2498 SLJIT_UNREACHABLE();
2499 return SLJIT_ERR_UNSUPPORTED;
2500 }
2501
sljit_emit_icall(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 arg_types,sljit_s32 src,sljit_sw srcw)2502 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_icall(struct sljit_compiler *compiler, sljit_s32 type,
2503 sljit_s32 arg_types,
2504 sljit_s32 src, sljit_sw srcw)
2505 {
2506 SLJIT_UNUSED_ARG(compiler);
2507 SLJIT_UNUSED_ARG(type);
2508 SLJIT_UNUSED_ARG(arg_types);
2509 SLJIT_UNUSED_ARG(src);
2510 SLJIT_UNUSED_ARG(srcw);
2511 SLJIT_UNREACHABLE();
2512 return SLJIT_ERR_UNSUPPORTED;
2513 }
2514
sljit_emit_op_flags(struct sljit_compiler * compiler,sljit_s32 op,sljit_s32 dst,sljit_sw dstw,sljit_s32 type)2515 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_flags(struct sljit_compiler *compiler, sljit_s32 op,
2516 sljit_s32 dst, sljit_sw dstw,
2517 sljit_s32 type)
2518 {
2519 SLJIT_UNUSED_ARG(compiler);
2520 SLJIT_UNUSED_ARG(op);
2521 SLJIT_UNUSED_ARG(dst);
2522 SLJIT_UNUSED_ARG(dstw);
2523 SLJIT_UNUSED_ARG(type);
2524 SLJIT_UNREACHABLE();
2525 return SLJIT_ERR_UNSUPPORTED;
2526 }
2527
sljit_emit_cmov(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 dst_reg,sljit_s32 src,sljit_sw srcw)2528 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_cmov(struct sljit_compiler *compiler, sljit_s32 type,
2529 sljit_s32 dst_reg,
2530 sljit_s32 src, sljit_sw srcw)
2531 {
2532 SLJIT_UNUSED_ARG(compiler);
2533 SLJIT_UNUSED_ARG(type);
2534 SLJIT_UNUSED_ARG(dst_reg);
2535 SLJIT_UNUSED_ARG(src);
2536 SLJIT_UNUSED_ARG(srcw);
2537 SLJIT_UNREACHABLE();
2538 return SLJIT_ERR_UNSUPPORTED;
2539 }
2540
sljit_emit_mem(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 reg,sljit_s32 mem,sljit_sw memw)2541 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_mem(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 reg, sljit_s32 mem, sljit_sw memw)
2542 {
2543 SLJIT_UNUSED_ARG(compiler);
2544 SLJIT_UNUSED_ARG(type);
2545 SLJIT_UNUSED_ARG(reg);
2546 SLJIT_UNUSED_ARG(mem);
2547 SLJIT_UNUSED_ARG(memw);
2548 SLJIT_UNREACHABLE();
2549 return SLJIT_ERR_UNSUPPORTED;
2550 }
2551
sljit_emit_fmem(struct sljit_compiler * compiler,sljit_s32 type,sljit_s32 freg,sljit_s32 mem,sljit_sw memw)2552 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fmem(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 freg, sljit_s32 mem, sljit_sw memw)
2553 {
2554 SLJIT_UNUSED_ARG(compiler);
2555 SLJIT_UNUSED_ARG(type);
2556 SLJIT_UNUSED_ARG(freg);
2557 SLJIT_UNUSED_ARG(mem);
2558 SLJIT_UNUSED_ARG(memw);
2559 SLJIT_UNREACHABLE();
2560 return SLJIT_ERR_UNSUPPORTED;
2561 }
2562
sljit_get_local_base(struct sljit_compiler * compiler,sljit_s32 dst,sljit_sw dstw,sljit_sw offset)2563 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_local_base(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw offset)
2564 {
2565 SLJIT_UNUSED_ARG(compiler);
2566 SLJIT_UNUSED_ARG(dst);
2567 SLJIT_UNUSED_ARG(dstw);
2568 SLJIT_UNUSED_ARG(offset);
2569 SLJIT_UNREACHABLE();
2570 return SLJIT_ERR_UNSUPPORTED;
2571 }
2572
sljit_emit_const(struct sljit_compiler * compiler,sljit_s32 dst,sljit_sw dstw,sljit_sw initval)2573 SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw initval)
2574 {
2575 SLJIT_UNUSED_ARG(compiler);
2576 SLJIT_UNUSED_ARG(dst);
2577 SLJIT_UNUSED_ARG(dstw);
2578 SLJIT_UNUSED_ARG(initval);
2579 SLJIT_UNREACHABLE();
2580 return NULL;
2581 }
2582
sljit_set_jump_addr(sljit_uw addr,sljit_uw new_target,sljit_sw executable_offset)2583 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_jump_addr(sljit_uw addr, sljit_uw new_target, sljit_sw executable_offset)
2584 {
2585 SLJIT_UNUSED_ARG(addr);
2586 SLJIT_UNUSED_ARG(new_target);
2587 SLJIT_UNUSED_ARG(executable_offset);
2588 SLJIT_UNREACHABLE();
2589 }
2590
sljit_set_const(sljit_uw addr,sljit_sw new_constant,sljit_sw executable_offset)2591 SLJIT_API_FUNC_ATTRIBUTE void sljit_set_const(sljit_uw addr, sljit_sw new_constant, sljit_sw executable_offset)
2592 {
2593 SLJIT_UNUSED_ARG(addr);
2594 SLJIT_UNUSED_ARG(new_constant);
2595 SLJIT_UNUSED_ARG(executable_offset);
2596 SLJIT_UNREACHABLE();
2597 }
2598
2599 #endif
2600