2 * Stack-less Just-In-Time compiler
4 * Copyright Zoltan Herczeg (hzmester@freemail.hu). All rights reserved.
6 * Redistribution and use in source and binary forms, with or without modification, are
7 * permitted provided that the following conditions are met:
9 * 1. Redistributions of source code must retain the above copyright notice, this list of
10 * conditions and the following disclaimer.
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.
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.
27 SLJIT_API_FUNC_ATTRIBUTE const char* sljit_get_platform_name(void)
29 return "SPARC" SLJIT_CPUINFO;
32 /* Length of an instruction word
33 Both for sparc-32 and sparc-64 */
34 typedef sljit_u32 sljit_ins;
36 #if (defined SLJIT_CACHE_FLUSH_OWN_IMPL && SLJIT_CACHE_FLUSH_OWN_IMPL)
38 static void sparc_cache_flush(sljit_ins *from, sljit_ins *to)
40 #if defined(__SUNPRO_C) && __SUNPRO_C < 0x590
42 /* if (from == to) return */
47 /* loop until from >= to */
55 /* The comparison was done above. */
57 /* nop is not necessary here, since the
58 sub operation has no side effect. */
64 if (SLJIT_UNLIKELY(from == to))
72 /* Operates at least on doubleword. */
77 /* Flush the last word. */
87 #endif /* (defined SLJIT_CACHE_FLUSH_OWN_IMPL && SLJIT_CACHE_FLUSH_OWN_IMPL) */
89 /* TMP_REG2 is not used by getput_arg */
90 #define TMP_REG1 (SLJIT_NUMBER_OF_REGISTERS + 2)
91 #define TMP_REG2 (SLJIT_NUMBER_OF_REGISTERS + 3)
92 #define TMP_REG3 (SLJIT_NUMBER_OF_REGISTERS + 4)
93 /* This register is modified by calls, which affects the instruction
94 in the delay slot if it is used as a source register. */
95 #define TMP_LINK (SLJIT_NUMBER_OF_REGISTERS + 5)
97 #define TMP_FREG1 (SLJIT_NUMBER_OF_FLOAT_REGISTERS + 1)
98 #define TMP_FREG2 (SLJIT_NUMBER_OF_FLOAT_REGISTERS + 2)
100 static const sljit_u8 reg_map[SLJIT_NUMBER_OF_REGISTERS + 6] = {
101 0, 8, 9, 10, 11, 29, 28, 27, 23, 22, 21, 20, 19, 18, 17, 16, 26, 25, 24, 14, 1, 12, 13, 15
104 static const sljit_u8 freg_map[SLJIT_NUMBER_OF_FLOAT_REGISTERS + 3] = {
105 0, 0, 2, 4, 6, 8, 10, 12, 14
108 /* --------------------------------------------------------------------- */
109 /* Instrucion forms */
110 /* --------------------------------------------------------------------- */
112 #define D(d) (reg_map[d] << 25)
113 #define FD(d) (freg_map[d] << 25)
114 #define FDN(d) ((freg_map[d] | 0x1) << 25)
115 #define DA(d) ((d) << 25)
116 #define S1(s1) (reg_map[s1] << 14)
117 #define FS1(s1) (freg_map[s1] << 14)
118 #define S1A(s1) ((s1) << 14)
119 #define S2(s2) (reg_map[s2])
120 #define FS2(s2) (freg_map[s2])
121 #define FS2N(s2) (freg_map[s2] | 0x1)
123 #define IMM_ARG 0x2000
124 #define DOP(op) ((op) << 5)
125 #define IMM(imm) (((imm) & 0x1fff) | IMM_ARG)
127 #define DR(dr) (reg_map[dr])
128 #define OPC1(opcode) ((opcode) << 30)
129 #define OPC2(opcode) ((opcode) << 22)
130 #define OPC3(opcode) ((opcode) << 19)
131 #define SET_FLAGS OPC3(0x10)
133 #define ADD (OPC1(0x2) | OPC3(0x00))
134 #define ADDC (OPC1(0x2) | OPC3(0x08))
135 #define AND (OPC1(0x2) | OPC3(0x01))
136 #define ANDN (OPC1(0x2) | OPC3(0x05))
137 #define CALL (OPC1(0x1))
138 #define FABSS (OPC1(0x2) | OPC3(0x34) | DOP(0x09))
139 #define FADDD (OPC1(0x2) | OPC3(0x34) | DOP(0x42))
140 #define FADDS (OPC1(0x2) | OPC3(0x34) | DOP(0x41))
141 #define FCMPD (OPC1(0x2) | OPC3(0x35) | DOP(0x52))
142 #define FCMPS (OPC1(0x2) | OPC3(0x35) | DOP(0x51))
143 #define FDIVD (OPC1(0x2) | OPC3(0x34) | DOP(0x4e))
144 #define FDIVS (OPC1(0x2) | OPC3(0x34) | DOP(0x4d))
145 #define FDTOI (OPC1(0x2) | OPC3(0x34) | DOP(0xd2))
146 #define FDTOS (OPC1(0x2) | OPC3(0x34) | DOP(0xc6))
147 #define FITOD (OPC1(0x2) | OPC3(0x34) | DOP(0xc8))
148 #define FITOS (OPC1(0x2) | OPC3(0x34) | DOP(0xc4))
149 #define FMOVS (OPC1(0x2) | OPC3(0x34) | DOP(0x01))
150 #define FMULD (OPC1(0x2) | OPC3(0x34) | DOP(0x4a))
151 #define FMULS (OPC1(0x2) | OPC3(0x34) | DOP(0x49))
152 #define FNEGS (OPC1(0x2) | OPC3(0x34) | DOP(0x05))
153 #define FSTOD (OPC1(0x2) | OPC3(0x34) | DOP(0xc9))
154 #define FSTOI (OPC1(0x2) | OPC3(0x34) | DOP(0xd1))
155 #define FSUBD (OPC1(0x2) | OPC3(0x34) | DOP(0x46))
156 #define FSUBS (OPC1(0x2) | OPC3(0x34) | DOP(0x45))
157 #define JMPL (OPC1(0x2) | OPC3(0x38))
158 #define LDD (OPC1(0x3) | OPC3(0x03))
159 #define LDUW (OPC1(0x3) | OPC3(0x00))
160 #define NOP (OPC1(0x0) | OPC2(0x04))
161 #define OR (OPC1(0x2) | OPC3(0x02))
162 #define ORN (OPC1(0x2) | OPC3(0x06))
163 #define RDY (OPC1(0x2) | OPC3(0x28) | S1A(0))
164 #define RESTORE (OPC1(0x2) | OPC3(0x3d))
165 #define SAVE (OPC1(0x2) | OPC3(0x3c))
166 #define SETHI (OPC1(0x0) | OPC2(0x04))
167 #define SLL (OPC1(0x2) | OPC3(0x25))
168 #define SLLX (OPC1(0x2) | OPC3(0x25) | (1 << 12))
169 #define SRA (OPC1(0x2) | OPC3(0x27))
170 #define SRAX (OPC1(0x2) | OPC3(0x27) | (1 << 12))
171 #define SRL (OPC1(0x2) | OPC3(0x26))
172 #define SRLX (OPC1(0x2) | OPC3(0x26) | (1 << 12))
173 #define STDF (OPC1(0x3) | OPC3(0x27))
174 #define STF (OPC1(0x3) | OPC3(0x24))
175 #define STW (OPC1(0x3) | OPC3(0x04))
176 #define SUB (OPC1(0x2) | OPC3(0x04))
177 #define SUBC (OPC1(0x2) | OPC3(0x0c))
178 #define TA (OPC1(0x2) | OPC3(0x3a) | (8 << 25))
179 #define WRY (OPC1(0x2) | OPC3(0x30) | DA(0))
180 #define XOR (OPC1(0x2) | OPC3(0x03))
181 #define XNOR (OPC1(0x2) | OPC3(0x07))
183 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
184 #define MAX_DISP (0x1fffff)
185 #define MIN_DISP (-0x200000)
186 #define DISP_MASK (0x3fffff)
188 #define BICC (OPC1(0x0) | OPC2(0x2))
189 #define FBFCC (OPC1(0x0) | OPC2(0x6))
191 #define SDIV (OPC1(0x2) | OPC3(0x0f))
192 #define SMUL (OPC1(0x2) | OPC3(0x0b))
193 #define UDIV (OPC1(0x2) | OPC3(0x0e))
194 #define UMUL (OPC1(0x2) | OPC3(0x0a))
199 #define SIMM_MAX (0x0fff)
200 #define SIMM_MIN (-0x1000)
202 /* dest_reg is the absolute name of the register
203 Useful for reordering instructions in the delay slot. */
204 static sljit_s32 push_inst(struct sljit_compiler *compiler, sljit_ins ins, sljit_s32 delay_slot)
207 SLJIT_ASSERT((delay_slot & DST_INS_MASK) == UNMOVABLE_INS
208 || (delay_slot & DST_INS_MASK) == MOVABLE_INS
209 || (delay_slot & DST_INS_MASK) == ((ins >> 25) & 0x1f));
210 ptr = (sljit_ins*)ensure_buf(compiler, sizeof(sljit_ins));
214 compiler->delay_slot = delay_slot;
215 return SLJIT_SUCCESS;
218 static SLJIT_INLINE sljit_ins* detect_jump_type(struct sljit_jump *jump, sljit_ins *code_ptr, sljit_ins *code, sljit_sw executable_offset)
221 sljit_uw target_addr;
223 sljit_ins saved_inst;
225 if (jump->flags & SLJIT_REWRITABLE_JUMP)
228 if (jump->flags & JUMP_ADDR)
229 target_addr = jump->u.target;
231 SLJIT_ASSERT(jump->flags & JUMP_LABEL);
232 target_addr = (sljit_uw)(code + jump->u.label->size) + (sljit_uw)executable_offset;
234 inst = (sljit_ins*)jump->addr;
236 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
237 if (jump->flags & IS_CALL) {
238 /* Call is always patchable on sparc 32. */
239 jump->flags |= PATCH_CALL;
240 if (jump->flags & IS_MOVABLE) {
243 jump->addr -= sizeof(sljit_ins);
251 /* Both calls and BPr instructions shall not pass this point. */
252 #error "Implementation required"
255 if (jump->flags & IS_COND)
258 diff = ((sljit_sw)target_addr - (sljit_sw)(inst - 1) - executable_offset) >> 2;
260 if (jump->flags & IS_MOVABLE) {
261 if (diff <= MAX_DISP && diff >= MIN_DISP) {
262 jump->flags |= PATCH_B;
264 if (jump->flags & IS_COND) {
265 saved_inst = inst[0];
266 inst[0] = inst[1] ^ (1 << 28);
267 inst[1] = saved_inst;
270 inst[0] = BICC | DA(0x8);
272 jump->addr = (sljit_uw)inst;
277 diff += sizeof(sljit_ins);
279 if (diff <= MAX_DISP && diff >= MIN_DISP) {
280 jump->flags |= PATCH_B;
281 if (jump->flags & IS_COND)
282 inst[0] ^= (1 << 28);
284 inst[0] = BICC | DA(0x8);
286 jump->addr = (sljit_uw)inst;
293 SLJIT_API_FUNC_ATTRIBUTE void* sljit_generate_code(struct sljit_compiler *compiler)
295 struct sljit_memory_fragment *buf;
301 sljit_sw executable_offset;
304 struct sljit_label *label;
305 struct sljit_jump *jump;
306 struct sljit_const *const_;
309 CHECK_PTR(check_sljit_generate_code(compiler));
310 reverse_buf(compiler);
312 code = (sljit_ins*)SLJIT_MALLOC_EXEC(compiler->size * sizeof(sljit_ins));
313 PTR_FAIL_WITH_EXEC_IF(code);
318 executable_offset = SLJIT_EXEC_OFFSET(code);
320 label = compiler->labels;
321 jump = compiler->jumps;
322 const_ = compiler->consts;
325 buf_ptr = (sljit_ins*)buf->memory;
326 buf_end = buf_ptr + (buf->used_size >> 2);
328 *code_ptr = *buf_ptr++;
329 SLJIT_ASSERT(!label || label->size >= word_count);
330 SLJIT_ASSERT(!jump || jump->addr >= word_count);
331 SLJIT_ASSERT(!const_ || const_->addr >= word_count);
332 /* These structures are ordered by their address. */
333 if (label && label->size == word_count) {
334 /* Just recording the address. */
335 label->addr = (sljit_uw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset);
336 label->size = code_ptr - code;
339 if (jump && jump->addr == word_count) {
340 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
341 jump->addr = (sljit_uw)(code_ptr - 3);
343 jump->addr = (sljit_uw)(code_ptr - 6);
345 code_ptr = detect_jump_type(jump, code_ptr, code, executable_offset);
348 if (const_ && const_->addr == word_count) {
349 /* Just recording the address. */
350 const_->addr = (sljit_uw)code_ptr;
351 const_ = const_->next;
355 } while (buf_ptr < buf_end);
360 if (label && label->size == word_count) {
361 label->addr = (sljit_uw)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset);
362 label->size = code_ptr - code;
366 SLJIT_ASSERT(!label);
368 SLJIT_ASSERT(!const_);
369 SLJIT_ASSERT(code_ptr - code <= (sljit_s32)compiler->size);
371 jump = compiler->jumps;
374 addr = (jump->flags & JUMP_LABEL) ? jump->u.label->addr : jump->u.target;
375 buf_ptr = (sljit_ins *)jump->addr;
377 if (jump->flags & PATCH_CALL) {
378 addr = (sljit_sw)(addr - (sljit_uw)SLJIT_ADD_EXEC_OFFSET(buf_ptr, executable_offset)) >> 2;
379 SLJIT_ASSERT((sljit_sw)addr <= 0x1fffffff && (sljit_sw)addr >= -0x20000000);
380 buf_ptr[0] = CALL | (addr & 0x3fffffff);
383 if (jump->flags & PATCH_B) {
384 addr = (sljit_sw)(addr - (sljit_uw)SLJIT_ADD_EXEC_OFFSET(buf_ptr, executable_offset)) >> 2;
385 SLJIT_ASSERT((sljit_sw)addr <= MAX_DISP && (sljit_sw)addr >= MIN_DISP);
386 buf_ptr[0] = (buf_ptr[0] & ~DISP_MASK) | (addr & DISP_MASK);
390 /* Set the fields of immediate loads. */
391 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
392 buf_ptr[0] = (buf_ptr[0] & 0xffc00000) | ((addr >> 10) & 0x3fffff);
393 buf_ptr[1] = (buf_ptr[1] & 0xfffffc00) | (addr & 0x3ff);
395 #error "Implementation required"
402 compiler->error = SLJIT_ERR_COMPILED;
403 compiler->executable_offset = executable_offset;
404 compiler->executable_size = (code_ptr - code) * sizeof(sljit_ins);
406 code = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(code, executable_offset);
407 code_ptr = (sljit_ins *)SLJIT_ADD_EXEC_OFFSET(code_ptr, executable_offset);
409 SLJIT_CACHE_FLUSH(code, code_ptr);
413 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_has_cpu_feature(sljit_s32 feature_type)
415 switch (feature_type) {
417 #ifdef SLJIT_IS_FPU_AVAILABLE
418 return SLJIT_IS_FPU_AVAILABLE;
420 /* Available by default. */
424 #if (defined SLJIT_CONFIG_SPARC_64 && SLJIT_CONFIG_SPARC_64)
434 /* --------------------------------------------------------------------- */
436 /* --------------------------------------------------------------------- */
438 /* Creates an index in data_transfer_insts array. */
439 #define LOAD_DATA 0x01
440 #define WORD_DATA 0x00
441 #define BYTE_DATA 0x02
442 #define HALF_DATA 0x04
443 #define INT_DATA 0x06
444 #define SIGNED_DATA 0x08
445 /* Separates integer and floating point registers */
447 #define DOUBLE_DATA 0x10
448 #define SINGLE_DATA 0x12
450 #define MEM_MASK 0x1f
452 #define ARG_TEST 0x00020
453 #define ALT_KEEP_CACHE 0x00040
454 #define CUMULATIVE_OP 0x00080
455 #define IMM_OP 0x00100
456 #define SRC2_IMM 0x00200
458 #define REG_DEST 0x00400
459 #define REG2_SOURCE 0x00800
460 #define SLOW_SRC1 0x01000
461 #define SLOW_SRC2 0x02000
462 #define SLOW_DEST 0x04000
464 /* SET_FLAGS (0x10 << 19) also belong here! */
466 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
467 #include "sljitNativeSPARC_32.c"
469 #include "sljitNativeSPARC_64.c"
472 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_enter(struct sljit_compiler *compiler,
473 sljit_s32 options, sljit_s32 arg_types, sljit_s32 scratches, sljit_s32 saveds,
474 sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
477 CHECK(check_sljit_emit_enter(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size));
478 set_emit_enter(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size);
480 local_size = (local_size + SLJIT_LOCALS_OFFSET + 7) & ~0x7;
481 compiler->local_size = local_size;
483 if (local_size <= SIMM_MAX) {
484 FAIL_IF(push_inst(compiler, SAVE | D(SLJIT_SP) | S1(SLJIT_SP) | IMM(-local_size), UNMOVABLE_INS));
487 FAIL_IF(load_immediate(compiler, TMP_REG1, -local_size));
488 FAIL_IF(push_inst(compiler, SAVE | D(SLJIT_SP) | S1(SLJIT_SP) | S2(TMP_REG1), UNMOVABLE_INS));
491 /* Arguments are in their appropriate registers. */
493 return SLJIT_SUCCESS;
496 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_set_context(struct sljit_compiler *compiler,
497 sljit_s32 options, sljit_s32 arg_types, sljit_s32 scratches, sljit_s32 saveds,
498 sljit_s32 fscratches, sljit_s32 fsaveds, sljit_s32 local_size)
501 CHECK(check_sljit_set_context(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size));
502 set_set_context(compiler, options, arg_types, scratches, saveds, fscratches, fsaveds, local_size);
504 compiler->local_size = (local_size + SLJIT_LOCALS_OFFSET + 7) & ~0x7;
505 return SLJIT_SUCCESS;
508 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_return(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 src, sljit_sw srcw)
511 CHECK(check_sljit_emit_return(compiler, op, src, srcw));
513 if (op != SLJIT_MOV || !FAST_IS_REG(src)) {
514 FAIL_IF(emit_mov_before_return(compiler, op, src, srcw));
518 FAIL_IF(push_inst(compiler, JMPL | D(0) | S1A(31) | IMM(8), UNMOVABLE_INS));
519 return push_inst(compiler, RESTORE | D(SLJIT_R0) | S1(src) | S2(0), UNMOVABLE_INS);
522 /* --------------------------------------------------------------------- */
524 /* --------------------------------------------------------------------- */
526 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
527 #define ARCH_32_64(a, b) a
529 #define ARCH_32_64(a, b) b
532 static const sljit_ins data_transfer_insts[16 + 4] = {
533 /* u w s */ ARCH_32_64(OPC1(3) | OPC3(0x04) /* stw */, OPC1(3) | OPC3(0x0e) /* stx */),
534 /* u w l */ ARCH_32_64(OPC1(3) | OPC3(0x00) /* lduw */, OPC1(3) | OPC3(0x0b) /* ldx */),
535 /* u b s */ OPC1(3) | OPC3(0x05) /* stb */,
536 /* u b l */ OPC1(3) | OPC3(0x01) /* ldub */,
537 /* u h s */ OPC1(3) | OPC3(0x06) /* sth */,
538 /* u h l */ OPC1(3) | OPC3(0x02) /* lduh */,
539 /* u i s */ OPC1(3) | OPC3(0x04) /* stw */,
540 /* u i l */ OPC1(3) | OPC3(0x00) /* lduw */,
542 /* s w s */ ARCH_32_64(OPC1(3) | OPC3(0x04) /* stw */, OPC1(3) | OPC3(0x0e) /* stx */),
543 /* s w l */ ARCH_32_64(OPC1(3) | OPC3(0x00) /* lduw */, OPC1(3) | OPC3(0x0b) /* ldx */),
544 /* s b s */ OPC1(3) | OPC3(0x05) /* stb */,
545 /* s b l */ OPC1(3) | OPC3(0x09) /* ldsb */,
546 /* s h s */ OPC1(3) | OPC3(0x06) /* sth */,
547 /* s h l */ OPC1(3) | OPC3(0x0a) /* ldsh */,
548 /* s i s */ OPC1(3) | OPC3(0x04) /* stw */,
549 /* s i l */ ARCH_32_64(OPC1(3) | OPC3(0x00) /* lduw */, OPC1(3) | OPC3(0x08) /* ldsw */),
551 /* d s */ OPC1(3) | OPC3(0x27),
552 /* d l */ OPC1(3) | OPC3(0x23),
553 /* s s */ OPC1(3) | OPC3(0x24),
554 /* s l */ OPC1(3) | OPC3(0x20),
559 /* Can perform an operation using at most 1 instruction. */
560 static sljit_s32 getput_arg_fast(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg, sljit_s32 arg, sljit_sw argw)
562 SLJIT_ASSERT(arg & SLJIT_MEM);
564 if ((!(arg & OFFS_REG_MASK) && argw <= SIMM_MAX && argw >= SIMM_MIN)
565 || ((arg & OFFS_REG_MASK) && (argw & 0x3) == 0)) {
566 /* Works for both absoulte and relative addresses (immediate case). */
567 if (SLJIT_UNLIKELY(flags & ARG_TEST))
569 FAIL_IF(push_inst(compiler, data_transfer_insts[flags & MEM_MASK]
570 | ((flags & MEM_MASK) <= GPR_REG ? D(reg) : FD(reg))
571 | S1(arg & REG_MASK) | ((arg & OFFS_REG_MASK) ? S2(OFFS_REG(arg)) : IMM(argw)),
572 ((flags & MEM_MASK) <= GPR_REG && (flags & LOAD_DATA)) ? DR(reg) : MOVABLE_INS));
578 /* See getput_arg below.
579 Note: can_cache is called only for binary operators. Those
580 operators always uses word arguments without write back. */
581 static sljit_s32 can_cache(sljit_s32 arg, sljit_sw argw, sljit_s32 next_arg, sljit_sw next_argw)
583 SLJIT_ASSERT((arg & SLJIT_MEM) && (next_arg & SLJIT_MEM));
585 /* Simple operation except for updates. */
586 if (arg & OFFS_REG_MASK) {
590 if ((arg & OFFS_REG_MASK) == (next_arg & OFFS_REG_MASK) && argw == next_argw)
595 if (((next_argw - argw) <= SIMM_MAX && (next_argw - argw) >= SIMM_MIN))
600 /* Emit the necessary instructions. See can_cache above. */
601 static sljit_s32 getput_arg(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg, sljit_s32 arg, sljit_sw argw, sljit_s32 next_arg, sljit_sw next_argw)
603 sljit_s32 base, arg2, delay_slot;
606 SLJIT_ASSERT(arg & SLJIT_MEM);
607 if (!(next_arg & SLJIT_MEM)) {
612 base = arg & REG_MASK;
613 if (SLJIT_UNLIKELY(arg & OFFS_REG_MASK)) {
616 /* Using the cache. */
617 if (((SLJIT_MEM | (arg & OFFS_REG_MASK)) == compiler->cache_arg) && (argw == compiler->cache_argw))
620 if ((arg & OFFS_REG_MASK) == (next_arg & OFFS_REG_MASK) && argw == (next_argw & 0x3)) {
621 compiler->cache_arg = SLJIT_MEM | (arg & OFFS_REG_MASK);
622 compiler->cache_argw = argw;
625 else if ((flags & LOAD_DATA) && ((flags & MEM_MASK) <= GPR_REG) && reg != base && reg != OFFS_REG(arg))
627 else /* It must be a mov operation, so tmp1 must be free to use. */
629 FAIL_IF(push_inst(compiler, SLL_W | D(arg2) | S1(OFFS_REG(arg)) | IMM_ARG | argw, DR(arg2)));
633 /* Using the cache. */
634 if ((compiler->cache_arg == SLJIT_MEM) && (argw - compiler->cache_argw) <= SIMM_MAX && (argw - compiler->cache_argw) >= SIMM_MIN) {
635 if (argw != compiler->cache_argw) {
636 FAIL_IF(push_inst(compiler, ADD | D(TMP_REG3) | S1(TMP_REG3) | IMM(argw - compiler->cache_argw), DR(TMP_REG3)));
637 compiler->cache_argw = argw;
641 if ((next_argw - argw) <= SIMM_MAX && (next_argw - argw) >= SIMM_MIN) {
642 compiler->cache_arg = SLJIT_MEM;
643 compiler->cache_argw = argw;
646 else if ((flags & LOAD_DATA) && ((flags & MEM_MASK) <= GPR_REG) && reg != base)
648 else /* It must be a mov operation, so tmp1 must be free to use. */
650 FAIL_IF(load_immediate(compiler, arg2, argw));
654 dest = ((flags & MEM_MASK) <= GPR_REG ? D(reg) : FD(reg));
655 delay_slot = ((flags & MEM_MASK) <= GPR_REG && (flags & LOAD_DATA)) ? DR(reg) : MOVABLE_INS;
657 return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | dest | S1(arg2) | IMM(0), delay_slot);
658 return push_inst(compiler, data_transfer_insts[flags & MEM_MASK] | dest | S1(base) | S2(arg2), delay_slot);
661 static SLJIT_INLINE sljit_s32 emit_op_mem(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg, sljit_s32 arg, sljit_sw argw)
663 if (getput_arg_fast(compiler, flags, reg, arg, argw))
664 return compiler->error;
665 compiler->cache_arg = 0;
666 compiler->cache_argw = 0;
667 return getput_arg(compiler, flags, reg, arg, argw, 0, 0);
670 static SLJIT_INLINE sljit_s32 emit_op_mem2(struct sljit_compiler *compiler, sljit_s32 flags, sljit_s32 reg, sljit_s32 arg1, sljit_sw arg1w, sljit_s32 arg2, sljit_sw arg2w)
672 if (getput_arg_fast(compiler, flags, reg, arg1, arg1w))
673 return compiler->error;
674 return getput_arg(compiler, flags, reg, arg1, arg1w, arg2, arg2w);
677 static sljit_s32 emit_op(struct sljit_compiler *compiler, sljit_s32 op, sljit_s32 flags,
678 sljit_s32 dst, sljit_sw dstw,
679 sljit_s32 src1, sljit_sw src1w,
680 sljit_s32 src2, sljit_sw src2w)
682 /* arg1 goes to TMP_REG1 or src reg
683 arg2 goes to TMP_REG2, imm or src reg
684 TMP_REG3 can be used for caching
685 result goes to TMP_REG2, so put result can use TMP_REG1 and TMP_REG3. */
686 sljit_s32 dst_r = TMP_REG2;
689 sljit_s32 sugg_src2_r = TMP_REG2;
691 if (!(flags & ALT_KEEP_CACHE)) {
692 compiler->cache_arg = 0;
693 compiler->cache_argw = 0;
696 if (dst != SLJIT_UNUSED) {
697 if (FAST_IS_REG(dst)) {
700 if (op >= SLJIT_MOV && op <= SLJIT_MOV_P)
703 else if ((dst & SLJIT_MEM) && !getput_arg_fast(compiler, flags | ARG_TEST, TMP_REG1, dst, dstw))
707 if (flags & IMM_OP) {
708 if ((src2 & SLJIT_IMM) && src2w) {
709 if (src2w <= SIMM_MAX && src2w >= SIMM_MIN) {
714 if (!(flags & SRC2_IMM) && (flags & CUMULATIVE_OP) && (src1 & SLJIT_IMM) && src1w) {
715 if (src1w <= SIMM_MAX && src1w >= SIMM_MIN) {
719 /* And swap arguments. */
723 /* src2w = src2_r unneeded. */
729 if (FAST_IS_REG(src1))
731 else if (src1 & SLJIT_IMM) {
733 FAIL_IF(load_immediate(compiler, TMP_REG1, src1w));
740 if (getput_arg_fast(compiler, flags | LOAD_DATA, TMP_REG1, src1, src1w))
741 FAIL_IF(compiler->error);
748 if (FAST_IS_REG(src2)) {
750 flags |= REG2_SOURCE;
751 if (!(flags & REG_DEST) && op >= SLJIT_MOV && op <= SLJIT_MOV_P)
754 else if (src2 & SLJIT_IMM) {
755 if (!(flags & SRC2_IMM)) {
757 FAIL_IF(load_immediate(compiler, sugg_src2_r, src2w));
758 src2_r = sugg_src2_r;
762 if ((op >= SLJIT_MOV && op <= SLJIT_MOV_P) && (dst & SLJIT_MEM))
768 if (getput_arg_fast(compiler, flags | LOAD_DATA, sugg_src2_r, src2, src2w))
769 FAIL_IF(compiler->error);
772 src2_r = sugg_src2_r;
775 if ((flags & (SLOW_SRC1 | SLOW_SRC2)) == (SLOW_SRC1 | SLOW_SRC2)) {
776 SLJIT_ASSERT(src2_r == TMP_REG2);
777 if (!can_cache(src1, src1w, src2, src2w) && can_cache(src1, src1w, dst, dstw)) {
778 FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG2, src2, src2w, src1, src1w));
779 FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG1, src1, src1w, dst, dstw));
782 FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG1, src1, src1w, src2, src2w));
783 FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG2, src2, src2w, dst, dstw));
786 else if (flags & SLOW_SRC1)
787 FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, TMP_REG1, src1, src1w, dst, dstw));
788 else if (flags & SLOW_SRC2)
789 FAIL_IF(getput_arg(compiler, flags | LOAD_DATA, sugg_src2_r, src2, src2w, dst, dstw));
791 FAIL_IF(emit_single_op(compiler, op, flags, dst_r, src1_r, src2_r));
793 if (dst & SLJIT_MEM) {
794 if (!(flags & SLOW_DEST)) {
795 getput_arg_fast(compiler, flags, dst_r, dst, dstw);
796 return compiler->error;
798 return getput_arg(compiler, flags, dst_r, dst, dstw, 0, 0);
801 return SLJIT_SUCCESS;
804 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op0(struct sljit_compiler *compiler, sljit_s32 op)
807 CHECK(check_sljit_emit_op0(compiler, op));
811 case SLJIT_BREAKPOINT:
812 return push_inst(compiler, TA, UNMOVABLE_INS);
814 return push_inst(compiler, NOP, UNMOVABLE_INS);
817 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
818 FAIL_IF(push_inst(compiler, (op == SLJIT_LMUL_UW ? UMUL : SMUL) | D(SLJIT_R0) | S1(SLJIT_R0) | S2(SLJIT_R1), DR(SLJIT_R0)));
819 return push_inst(compiler, RDY | D(SLJIT_R1), DR(SLJIT_R1));
821 #error "Implementation required"
823 case SLJIT_DIVMOD_UW:
824 case SLJIT_DIVMOD_SW:
827 SLJIT_COMPILE_ASSERT((SLJIT_DIVMOD_UW & 0x2) == 0 && SLJIT_DIV_UW - 0x2 == SLJIT_DIVMOD_UW, bad_div_opcode_assignments);
828 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
829 if ((op | 0x2) == SLJIT_DIV_UW)
830 FAIL_IF(push_inst(compiler, WRY | S1(0), MOVABLE_INS));
832 FAIL_IF(push_inst(compiler, SRA | D(TMP_REG1) | S1(SLJIT_R0) | IMM(31), DR(TMP_REG1)));
833 FAIL_IF(push_inst(compiler, WRY | S1(TMP_REG1), MOVABLE_INS));
835 if (op <= SLJIT_DIVMOD_SW)
836 FAIL_IF(push_inst(compiler, OR | D(TMP_REG2) | S1(0) | S2(SLJIT_R0), DR(TMP_REG2)));
837 FAIL_IF(push_inst(compiler, ((op | 0x2) == SLJIT_DIV_UW ? UDIV : SDIV) | D(SLJIT_R0) | S1(SLJIT_R0) | S2(SLJIT_R1), DR(SLJIT_R0)));
838 if (op >= SLJIT_DIV_UW)
839 return SLJIT_SUCCESS;
840 FAIL_IF(push_inst(compiler, SMUL | D(SLJIT_R1) | S1(SLJIT_R0) | S2(SLJIT_R1), DR(SLJIT_R1)));
841 return push_inst(compiler, SUB | D(SLJIT_R1) | S1(TMP_REG2) | S2(SLJIT_R1), DR(SLJIT_R1));
843 #error "Implementation required"
847 return SLJIT_SUCCESS;
850 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op1(struct sljit_compiler *compiler, sljit_s32 op,
851 sljit_s32 dst, sljit_sw dstw,
852 sljit_s32 src, sljit_sw srcw)
854 sljit_s32 flags = HAS_FLAGS(op) ? SET_FLAGS : 0;
857 CHECK(check_sljit_emit_op1(compiler, op, dst, dstw, src, srcw));
858 ADJUST_LOCAL_OFFSET(dst, dstw);
859 ADJUST_LOCAL_OFFSET(src, srcw);
861 if (dst == SLJIT_UNUSED && !HAS_FLAGS(op))
862 return SLJIT_SUCCESS;
868 return emit_op(compiler, SLJIT_MOV, flags | WORD_DATA, dst, dstw, TMP_REG1, 0, src, srcw);
871 return emit_op(compiler, SLJIT_MOV_U32, flags | INT_DATA, dst, dstw, TMP_REG1, 0, src, srcw);
874 return emit_op(compiler, SLJIT_MOV_S32, flags | INT_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, srcw);
877 return emit_op(compiler, SLJIT_MOV_U8, flags | BYTE_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_u8)srcw : srcw);
880 return emit_op(compiler, SLJIT_MOV_S8, flags | BYTE_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_s8)srcw : srcw);
883 return emit_op(compiler, SLJIT_MOV_U16, flags | HALF_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_u16)srcw : srcw);
886 return emit_op(compiler, SLJIT_MOV_S16, flags | HALF_DATA | SIGNED_DATA, dst, dstw, TMP_REG1, 0, src, (src & SLJIT_IMM) ? (sljit_s16)srcw : srcw);
890 return emit_op(compiler, op, flags, dst, dstw, TMP_REG1, 0, src, srcw);
893 return emit_op(compiler, SLJIT_SUB, flags | IMM_OP, dst, dstw, SLJIT_IMM, 0, src, srcw);
896 return SLJIT_SUCCESS;
899 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op2(struct sljit_compiler *compiler, sljit_s32 op,
900 sljit_s32 dst, sljit_sw dstw,
901 sljit_s32 src1, sljit_sw src1w,
902 sljit_s32 src2, sljit_sw src2w)
904 sljit_s32 flags = HAS_FLAGS(op) ? SET_FLAGS : 0;
907 CHECK(check_sljit_emit_op2(compiler, op, dst, dstw, src1, src1w, src2, src2w));
908 ADJUST_LOCAL_OFFSET(dst, dstw);
909 ADJUST_LOCAL_OFFSET(src1, src1w);
910 ADJUST_LOCAL_OFFSET(src2, src2w);
912 if (dst == SLJIT_UNUSED && !HAS_FLAGS(op))
913 return SLJIT_SUCCESS;
923 return emit_op(compiler, op, flags | CUMULATIVE_OP | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
927 return emit_op(compiler, op, flags | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
932 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
933 if (src2 & SLJIT_IMM)
938 return emit_op(compiler, op, flags | IMM_OP, dst, dstw, src1, src1w, src2, src2w);
941 return SLJIT_SUCCESS;
944 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_register_index(sljit_s32 reg)
946 CHECK_REG_INDEX(check_sljit_get_register_index(reg));
950 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_get_float_register_index(sljit_s32 reg)
952 CHECK_REG_INDEX(check_sljit_get_float_register_index(reg));
953 return freg_map[reg];
956 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_custom(struct sljit_compiler *compiler,
957 void *instruction, sljit_s32 size)
960 CHECK(check_sljit_emit_op_custom(compiler, instruction, size));
962 return push_inst(compiler, *(sljit_ins*)instruction, UNMOVABLE_INS);
965 /* --------------------------------------------------------------------- */
966 /* Floating point operators */
967 /* --------------------------------------------------------------------- */
969 #define FLOAT_DATA(op) (DOUBLE_DATA | ((op & SLJIT_F32_OP) >> 7))
970 #define SELECT_FOP(op, single, double) ((op & SLJIT_F32_OP) ? single : double)
971 #define FLOAT_TMP_MEM_OFFSET (22 * sizeof(sljit_sw))
973 static SLJIT_INLINE sljit_s32 sljit_emit_fop1_conv_sw_from_f64(struct sljit_compiler *compiler, sljit_s32 op,
974 sljit_s32 dst, sljit_sw dstw,
975 sljit_s32 src, sljit_sw srcw)
977 if (src & SLJIT_MEM) {
978 FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src, srcw, dst, dstw));
982 FAIL_IF(push_inst(compiler, SELECT_FOP(op, FSTOI, FDTOI) | FD(TMP_FREG1) | FS2(src), MOVABLE_INS));
984 if (FAST_IS_REG(dst)) {
985 FAIL_IF(emit_op_mem2(compiler, SINGLE_DATA, TMP_FREG1, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET));
986 return emit_op_mem2(compiler, WORD_DATA | LOAD_DATA, dst, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET);
989 /* Store the integer value from a VFP register. */
990 return emit_op_mem2(compiler, SINGLE_DATA, TMP_FREG1, dst, dstw, 0, 0);
993 static SLJIT_INLINE sljit_s32 sljit_emit_fop1_conv_f64_from_sw(struct sljit_compiler *compiler, sljit_s32 op,
994 sljit_s32 dst, sljit_sw dstw,
995 sljit_s32 src, sljit_sw srcw)
997 sljit_s32 dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG1;
999 if (src & SLJIT_IMM) {
1000 #if (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
1001 if (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_S32)
1002 srcw = (sljit_s32)srcw;
1004 FAIL_IF(load_immediate(compiler, TMP_REG1, srcw));
1009 if (FAST_IS_REG(src)) {
1010 FAIL_IF(emit_op_mem2(compiler, WORD_DATA, src, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET, SLJIT_MEM1(SLJIT_SP), FLOAT_TMP_MEM_OFFSET));
1011 src = SLJIT_MEM1(SLJIT_SP);
1012 srcw = FLOAT_TMP_MEM_OFFSET;
1015 FAIL_IF(emit_op_mem2(compiler, SINGLE_DATA | LOAD_DATA, TMP_FREG1, src, srcw, dst, dstw));
1016 FAIL_IF(push_inst(compiler, SELECT_FOP(op, FITOS, FITOD) | FD(dst_r) | FS2(TMP_FREG1), MOVABLE_INS));
1018 if (dst & SLJIT_MEM)
1019 return emit_op_mem2(compiler, FLOAT_DATA(op), TMP_FREG1, dst, dstw, 0, 0);
1020 return SLJIT_SUCCESS;
1023 static SLJIT_INLINE sljit_s32 sljit_emit_fop1_cmp(struct sljit_compiler *compiler, sljit_s32 op,
1024 sljit_s32 src1, sljit_sw src1w,
1025 sljit_s32 src2, sljit_sw src2w)
1027 if (src1 & SLJIT_MEM) {
1028 FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, src2, src2w));
1032 if (src2 & SLJIT_MEM) {
1033 FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w, 0, 0));
1037 return push_inst(compiler, SELECT_FOP(op, FCMPS, FCMPD) | FS1(src1) | FS2(src2), FCC_IS_SET | MOVABLE_INS);
1040 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop1(struct sljit_compiler *compiler, sljit_s32 op,
1041 sljit_s32 dst, sljit_sw dstw,
1042 sljit_s32 src, sljit_sw srcw)
1047 compiler->cache_arg = 0;
1048 compiler->cache_argw = 0;
1050 SLJIT_COMPILE_ASSERT((SLJIT_F32_OP == 0x100) && !(DOUBLE_DATA & 0x2), float_transfer_bit_error);
1051 SELECT_FOP1_OPERATION_WITH_CHECKS(compiler, op, dst, dstw, src, srcw);
1053 if (GET_OPCODE(op) == SLJIT_CONV_F64_FROM_F32)
1056 dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG1;
1058 if (src & SLJIT_MEM) {
1059 FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op) | LOAD_DATA, dst_r, src, srcw, dst, dstw));
1063 switch (GET_OPCODE(op)) {
1066 if (dst_r != TMP_FREG1) {
1067 FAIL_IF(push_inst(compiler, FMOVS | FD(dst_r) | FS2(src), MOVABLE_INS));
1068 if (!(op & SLJIT_F32_OP))
1069 FAIL_IF(push_inst(compiler, FMOVS | FDN(dst_r) | FS2N(src), MOVABLE_INS));
1076 FAIL_IF(push_inst(compiler, FNEGS | FD(dst_r) | FS2(src), MOVABLE_INS));
1077 if (dst_r != src && !(op & SLJIT_F32_OP))
1078 FAIL_IF(push_inst(compiler, FMOVS | FDN(dst_r) | FS2N(src), MOVABLE_INS));
1081 FAIL_IF(push_inst(compiler, FABSS | FD(dst_r) | FS2(src), MOVABLE_INS));
1082 if (dst_r != src && !(op & SLJIT_F32_OP))
1083 FAIL_IF(push_inst(compiler, FMOVS | FDN(dst_r) | FS2N(src), MOVABLE_INS));
1085 case SLJIT_CONV_F64_FROM_F32:
1086 FAIL_IF(push_inst(compiler, SELECT_FOP(op, FSTOD, FDTOS) | FD(dst_r) | FS2(src), MOVABLE_INS));
1091 if (dst & SLJIT_MEM)
1092 FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op), dst_r, dst, dstw, 0, 0));
1093 return SLJIT_SUCCESS;
1096 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fop2(struct sljit_compiler *compiler, sljit_s32 op,
1097 sljit_s32 dst, sljit_sw dstw,
1098 sljit_s32 src1, sljit_sw src1w,
1099 sljit_s32 src2, sljit_sw src2w)
1101 sljit_s32 dst_r, flags = 0;
1104 CHECK(check_sljit_emit_fop2(compiler, op, dst, dstw, src1, src1w, src2, src2w));
1105 ADJUST_LOCAL_OFFSET(dst, dstw);
1106 ADJUST_LOCAL_OFFSET(src1, src1w);
1107 ADJUST_LOCAL_OFFSET(src2, src2w);
1109 compiler->cache_arg = 0;
1110 compiler->cache_argw = 0;
1112 dst_r = FAST_IS_REG(dst) ? dst : TMP_FREG2;
1114 if (src1 & SLJIT_MEM) {
1115 if (getput_arg_fast(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w)) {
1116 FAIL_IF(compiler->error);
1122 if (src2 & SLJIT_MEM) {
1123 if (getput_arg_fast(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w)) {
1124 FAIL_IF(compiler->error);
1130 if ((flags & (SLOW_SRC1 | SLOW_SRC2)) == (SLOW_SRC1 | SLOW_SRC2)) {
1131 if (!can_cache(src1, src1w, src2, src2w) && can_cache(src1, src1w, dst, dstw)) {
1132 FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w, src1, src1w));
1133 FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, dst, dstw));
1136 FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, src2, src2w));
1137 FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w, dst, dstw));
1140 else if (flags & SLOW_SRC1)
1141 FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG1, src1, src1w, dst, dstw));
1142 else if (flags & SLOW_SRC2)
1143 FAIL_IF(getput_arg(compiler, FLOAT_DATA(op) | LOAD_DATA, TMP_FREG2, src2, src2w, dst, dstw));
1145 if (flags & SLOW_SRC1)
1147 if (flags & SLOW_SRC2)
1150 switch (GET_OPCODE(op)) {
1152 FAIL_IF(push_inst(compiler, SELECT_FOP(op, FADDS, FADDD) | FD(dst_r) | FS1(src1) | FS2(src2), MOVABLE_INS));
1156 FAIL_IF(push_inst(compiler, SELECT_FOP(op, FSUBS, FSUBD) | FD(dst_r) | FS1(src1) | FS2(src2), MOVABLE_INS));
1160 FAIL_IF(push_inst(compiler, SELECT_FOP(op, FMULS, FMULD) | FD(dst_r) | FS1(src1) | FS2(src2), MOVABLE_INS));
1164 FAIL_IF(push_inst(compiler, SELECT_FOP(op, FDIVS, FDIVD) | FD(dst_r) | FS1(src1) | FS2(src2), MOVABLE_INS));
1168 if (dst_r == TMP_FREG2)
1169 FAIL_IF(emit_op_mem2(compiler, FLOAT_DATA(op), TMP_FREG2, dst, dstw, 0, 0));
1171 return SLJIT_SUCCESS;
1177 /* --------------------------------------------------------------------- */
1178 /* Other instructions */
1179 /* --------------------------------------------------------------------- */
1181 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fast_enter(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw)
1184 CHECK(check_sljit_emit_fast_enter(compiler, dst, dstw));
1185 ADJUST_LOCAL_OFFSET(dst, dstw);
1187 if (FAST_IS_REG(dst))
1188 return push_inst(compiler, OR | D(dst) | S1(0) | S2(TMP_LINK), DR(dst));
1191 return emit_op_mem(compiler, WORD_DATA, TMP_LINK, dst, dstw);
1194 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_fast_return(struct sljit_compiler *compiler, sljit_s32 src, sljit_sw srcw)
1197 CHECK(check_sljit_emit_fast_return(compiler, src, srcw));
1198 ADJUST_LOCAL_OFFSET(src, srcw);
1200 if (FAST_IS_REG(src))
1201 FAIL_IF(push_inst(compiler, OR | D(TMP_LINK) | S1(0) | S2(src), DR(TMP_LINK)));
1203 FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, TMP_LINK, src, srcw));
1205 FAIL_IF(push_inst(compiler, JMPL | D(0) | S1(TMP_LINK) | IMM(8), UNMOVABLE_INS));
1206 return push_inst(compiler, NOP, UNMOVABLE_INS);
1209 /* --------------------------------------------------------------------- */
1210 /* Conditional instructions */
1211 /* --------------------------------------------------------------------- */
1213 SLJIT_API_FUNC_ATTRIBUTE struct sljit_label* sljit_emit_label(struct sljit_compiler *compiler)
1215 struct sljit_label *label;
1218 CHECK_PTR(check_sljit_emit_label(compiler));
1220 if (compiler->last_label && compiler->last_label->size == compiler->size)
1221 return compiler->last_label;
1223 label = (struct sljit_label*)ensure_abuf(compiler, sizeof(struct sljit_label));
1224 PTR_FAIL_IF(!label);
1225 set_label(label, compiler);
1226 compiler->delay_slot = UNMOVABLE_INS;
1230 static sljit_ins get_cc(sljit_s32 type)
1234 case SLJIT_MUL_NOT_OVERFLOW:
1235 case SLJIT_NOT_EQUAL_F64: /* Unordered. */
1238 case SLJIT_NOT_EQUAL:
1239 case SLJIT_MUL_OVERFLOW:
1240 case SLJIT_EQUAL_F64:
1244 case SLJIT_GREATER_F64: /* Unordered. */
1247 case SLJIT_GREATER_EQUAL:
1248 case SLJIT_LESS_EQUAL_F64:
1252 case SLJIT_GREATER_EQUAL_F64: /* Unordered. */
1255 case SLJIT_LESS_EQUAL:
1256 case SLJIT_LESS_F64:
1259 case SLJIT_SIG_LESS:
1262 case SLJIT_SIG_GREATER_EQUAL:
1265 case SLJIT_SIG_GREATER:
1268 case SLJIT_SIG_LESS_EQUAL:
1271 case SLJIT_OVERFLOW:
1272 case SLJIT_UNORDERED_F64:
1275 case SLJIT_NOT_OVERFLOW:
1276 case SLJIT_ORDERED_F64:
1280 SLJIT_UNREACHABLE();
1285 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_jump(struct sljit_compiler *compiler, sljit_s32 type)
1287 struct sljit_jump *jump;
1290 CHECK_PTR(check_sljit_emit_jump(compiler, type));
1292 jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump));
1294 set_jump(jump, compiler, type & SLJIT_REWRITABLE_JUMP);
1297 if (type < SLJIT_EQUAL_F64) {
1298 jump->flags |= IS_COND;
1299 if (((compiler->delay_slot & DST_INS_MASK) != UNMOVABLE_INS) && !(compiler->delay_slot & ICC_IS_SET))
1300 jump->flags |= IS_MOVABLE;
1301 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
1302 PTR_FAIL_IF(push_inst(compiler, BICC | get_cc(type ^ 1) | 5, UNMOVABLE_INS));
1304 #error "Implementation required"
1307 else if (type < SLJIT_JUMP) {
1308 jump->flags |= IS_COND;
1309 if (((compiler->delay_slot & DST_INS_MASK) != UNMOVABLE_INS) && !(compiler->delay_slot & FCC_IS_SET))
1310 jump->flags |= IS_MOVABLE;
1311 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
1312 PTR_FAIL_IF(push_inst(compiler, FBFCC | get_cc(type ^ 1) | 5, UNMOVABLE_INS));
1314 #error "Implementation required"
1318 if ((compiler->delay_slot & DST_INS_MASK) != UNMOVABLE_INS)
1319 jump->flags |= IS_MOVABLE;
1320 if (type >= SLJIT_FAST_CALL)
1321 jump->flags |= IS_CALL;
1324 PTR_FAIL_IF(emit_const(compiler, TMP_REG1, 0));
1325 PTR_FAIL_IF(push_inst(compiler, JMPL | D(type >= SLJIT_FAST_CALL ? TMP_LINK : 0) | S1(TMP_REG1) | IMM(0), UNMOVABLE_INS));
1326 jump->addr = compiler->size;
1327 PTR_FAIL_IF(push_inst(compiler, NOP, UNMOVABLE_INS));
1332 SLJIT_API_FUNC_ATTRIBUTE struct sljit_jump* sljit_emit_call(struct sljit_compiler *compiler, sljit_s32 type,
1333 sljit_s32 arg_types)
1336 CHECK_PTR(check_sljit_emit_call(compiler, type, arg_types));
1338 PTR_FAIL_IF(call_with_args(compiler, arg_types, NULL));
1340 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
1341 || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1342 compiler->skip_checks = 1;
1345 return sljit_emit_jump(compiler, type);
1348 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_ijump(struct sljit_compiler *compiler, sljit_s32 type, sljit_s32 src, sljit_sw srcw)
1350 struct sljit_jump *jump = NULL;
1354 CHECK(check_sljit_emit_ijump(compiler, type, src, srcw));
1355 ADJUST_LOCAL_OFFSET(src, srcw);
1357 if (FAST_IS_REG(src))
1359 else if (src & SLJIT_IMM) {
1360 jump = (struct sljit_jump*)ensure_abuf(compiler, sizeof(struct sljit_jump));
1362 set_jump(jump, compiler, JUMP_ADDR);
1363 jump->u.target = srcw;
1365 if ((compiler->delay_slot & DST_INS_MASK) != UNMOVABLE_INS)
1366 jump->flags |= IS_MOVABLE;
1367 if (type >= SLJIT_FAST_CALL)
1368 jump->flags |= IS_CALL;
1370 FAIL_IF(emit_const(compiler, TMP_REG1, 0));
1374 FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, TMP_REG1, src, srcw));
1378 FAIL_IF(push_inst(compiler, JMPL | D(type >= SLJIT_FAST_CALL ? TMP_LINK : 0) | S1(src_r) | IMM(0), UNMOVABLE_INS));
1380 jump->addr = compiler->size;
1381 return push_inst(compiler, NOP, UNMOVABLE_INS);
1384 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_icall(struct sljit_compiler *compiler, sljit_s32 type,
1385 sljit_s32 arg_types,
1386 sljit_s32 src, sljit_sw srcw)
1389 CHECK(check_sljit_emit_icall(compiler, type, arg_types, src, srcw));
1391 if (src & SLJIT_MEM) {
1392 ADJUST_LOCAL_OFFSET(src, srcw);
1393 FAIL_IF(emit_op_mem(compiler, WORD_DATA | LOAD_DATA, TMP_REG1, src, srcw));
1397 FAIL_IF(call_with_args(compiler, arg_types, &src));
1399 #if (defined SLJIT_VERBOSE && SLJIT_VERBOSE) \
1400 || (defined SLJIT_ARGUMENT_CHECKS && SLJIT_ARGUMENT_CHECKS)
1401 compiler->skip_checks = 1;
1404 return sljit_emit_ijump(compiler, type, src, srcw);
1407 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_op_flags(struct sljit_compiler *compiler, sljit_s32 op,
1408 sljit_s32 dst, sljit_sw dstw,
1411 sljit_s32 reg, flags = HAS_FLAGS(op) ? SET_FLAGS : 0;
1414 CHECK(check_sljit_emit_op_flags(compiler, op, dst, dstw, type));
1415 ADJUST_LOCAL_OFFSET(dst, dstw);
1417 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
1418 op = GET_OPCODE(op);
1419 reg = (op < SLJIT_ADD && FAST_IS_REG(dst)) ? dst : TMP_REG2;
1421 compiler->cache_arg = 0;
1422 compiler->cache_argw = 0;
1424 if (op >= SLJIT_ADD && (dst & SLJIT_MEM))
1425 FAIL_IF(emit_op_mem2(compiler, WORD_DATA | LOAD_DATA, TMP_REG1, dst, dstw, dst, dstw));
1428 if (type < SLJIT_EQUAL_F64)
1429 FAIL_IF(push_inst(compiler, BICC | get_cc(type) | 3, UNMOVABLE_INS));
1431 FAIL_IF(push_inst(compiler, FBFCC | get_cc(type) | 3, UNMOVABLE_INS));
1433 FAIL_IF(push_inst(compiler, OR | D(reg) | S1(0) | IMM(1), UNMOVABLE_INS));
1434 FAIL_IF(push_inst(compiler, OR | D(reg) | S1(0) | IMM(0), UNMOVABLE_INS));
1436 if (op >= SLJIT_ADD) {
1437 flags |= CUMULATIVE_OP | IMM_OP | ALT_KEEP_CACHE;
1438 if (dst & SLJIT_MEM)
1439 return emit_op(compiler, op, flags, dst, dstw, TMP_REG1, 0, TMP_REG2, 0);
1440 return emit_op(compiler, op, flags, dst, 0, dst, 0, TMP_REG2, 0);
1443 if (!(dst & SLJIT_MEM))
1444 return SLJIT_SUCCESS;
1446 return emit_op_mem(compiler, WORD_DATA, TMP_REG2, dst, dstw);
1448 #error "Implementation required"
1452 SLJIT_API_FUNC_ATTRIBUTE sljit_s32 sljit_emit_cmov(struct sljit_compiler *compiler, sljit_s32 type,
1454 sljit_s32 src, sljit_sw srcw)
1457 CHECK(check_sljit_emit_cmov(compiler, type, dst_reg, src, srcw));
1459 #if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
1460 return sljit_emit_cmov_generic(compiler, type, dst_reg, src, srcw);;
1462 #error "Implementation required"
1466 SLJIT_API_FUNC_ATTRIBUTE struct sljit_const* sljit_emit_const(struct sljit_compiler *compiler, sljit_s32 dst, sljit_sw dstw, sljit_sw init_value)
1469 struct sljit_const *const_;
1472 CHECK_PTR(check_sljit_emit_const(compiler, dst, dstw, init_value));
1473 ADJUST_LOCAL_OFFSET(dst, dstw);
1475 const_ = (struct sljit_const*)ensure_abuf(compiler, sizeof(struct sljit_const));
1476 PTR_FAIL_IF(!const_);
1477 set_const(const_, compiler);
1479 reg = FAST_IS_REG(dst) ? dst : TMP_REG2;
1481 PTR_FAIL_IF(emit_const(compiler, reg, init_value));
1483 if (dst & SLJIT_MEM)
1484 PTR_FAIL_IF(emit_op_mem(compiler, WORD_DATA, TMP_REG2, dst, dstw));