2 * Tiny Code Generator for QEMU
4 * Copyright (c) 2008 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 static uint8_t *tb_ret_addr;
28 #define LINKAGE_AREA_SIZE 24
30 #elif defined _CALL_AIX
31 #define LINKAGE_AREA_SIZE 52
34 #define LINKAGE_AREA_SIZE 8
44 #ifdef CONFIG_USE_GUEST_BASE
45 #define TCG_GUEST_BASE_REG 30
47 #define TCG_GUEST_BASE_REG 0
51 static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] = {
87 static const int tcg_target_reg_alloc_order[] = {
126 static const int tcg_target_call_iarg_regs[] = {
137 static const int tcg_target_call_oarg_regs[2] = {
142 static const int tcg_target_callee_save_regs[] = {
163 TCG_REG_R27, /* currently used for the global env */
170 static uint32_t reloc_pc24_val (void *pc, tcg_target_long target)
172 tcg_target_long disp;
174 disp = target - (tcg_target_long) pc;
175 if ((disp << 6) >> 6 != disp)
178 return disp & 0x3fffffc;
181 static void reloc_pc24 (void *pc, tcg_target_long target)
183 *(uint32_t *) pc = (*(uint32_t *) pc & ~0x3fffffc)
184 | reloc_pc24_val (pc, target);
187 static uint16_t reloc_pc14_val (void *pc, tcg_target_long target)
189 tcg_target_long disp;
191 disp = target - (tcg_target_long) pc;
192 if (disp != (int16_t) disp)
195 return disp & 0xfffc;
198 static void reloc_pc14 (void *pc, tcg_target_long target)
200 *(uint32_t *) pc = (*(uint32_t *) pc & ~0xfffc)
201 | reloc_pc14_val (pc, target);
204 static void patch_reloc(uint8_t *code_ptr, int type,
205 tcg_target_long value, tcg_target_long addend)
210 reloc_pc14 (code_ptr, value);
213 reloc_pc24 (code_ptr, value);
220 /* maximum number of register used for input function arguments */
221 static int tcg_target_get_call_iarg_regs_count(int flags)
223 return ARRAY_SIZE (tcg_target_call_iarg_regs);
226 /* parse target specific constraints */
227 static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str)
233 case 'A': case 'B': case 'C': case 'D':
234 ct->ct |= TCG_CT_REG;
235 tcg_regset_set_reg(ct->u.regs, 3 + ct_str[0] - 'A');
238 ct->ct |= TCG_CT_REG;
239 tcg_regset_set32(ct->u.regs, 0, 0xffffffff);
241 #ifdef CONFIG_SOFTMMU
242 case 'L': /* qemu_ld constraint */
243 ct->ct |= TCG_CT_REG;
244 tcg_regset_set32(ct->u.regs, 0, 0xffffffff);
245 tcg_regset_reset_reg(ct->u.regs, TCG_REG_R3);
246 tcg_regset_reset_reg(ct->u.regs, TCG_REG_R4);
248 case 'K': /* qemu_st[8..32] constraint */
249 ct->ct |= TCG_CT_REG;
250 tcg_regset_set32(ct->u.regs, 0, 0xffffffff);
251 tcg_regset_reset_reg(ct->u.regs, TCG_REG_R3);
252 tcg_regset_reset_reg(ct->u.regs, TCG_REG_R4);
253 tcg_regset_reset_reg(ct->u.regs, TCG_REG_R5);
254 #if TARGET_LONG_BITS == 64
255 tcg_regset_reset_reg(ct->u.regs, TCG_REG_R6);
258 case 'M': /* qemu_st64 constraint */
259 ct->ct |= TCG_CT_REG;
260 tcg_regset_set32(ct->u.regs, 0, 0xffffffff);
261 tcg_regset_reset_reg(ct->u.regs, TCG_REG_R3);
262 tcg_regset_reset_reg(ct->u.regs, TCG_REG_R4);
263 tcg_regset_reset_reg(ct->u.regs, TCG_REG_R5);
264 tcg_regset_reset_reg(ct->u.regs, TCG_REG_R6);
265 tcg_regset_reset_reg(ct->u.regs, TCG_REG_R7);
270 ct->ct |= TCG_CT_REG;
271 tcg_regset_set32(ct->u.regs, 0, 0xffffffff);
274 ct->ct |= TCG_CT_REG;
275 tcg_regset_set32(ct->u.regs, 0, 0xffffffff);
276 tcg_regset_reset_reg(ct->u.regs, TCG_REG_R3);
287 /* test if a constant matches the constraint */
288 static int tcg_target_const_match(tcg_target_long val,
289 const TCGArgConstraint *arg_ct)
294 if (ct & TCG_CT_CONST)
299 #define OPCD(opc) ((opc)<<26)
300 #define XO31(opc) (OPCD(31)|((opc)<<1))
301 #define XO19(opc) (OPCD(19)|((opc)<<1))
313 #define ADDIC OPCD(12)
314 #define ADDI OPCD(14)
315 #define ADDIS OPCD(15)
317 #define ORIS OPCD(25)
318 #define XORI OPCD(26)
319 #define XORIS OPCD(27)
320 #define ANDI OPCD(28)
321 #define ANDIS OPCD(29)
322 #define MULLI OPCD( 7)
323 #define CMPLI OPCD(10)
324 #define CMPI OPCD(11)
325 #define SUBFIC OPCD( 8)
327 #define LWZU OPCD(33)
328 #define STWU OPCD(37)
330 #define RLWIMI OPCD(20)
331 #define RLWINM OPCD(21)
332 #define RLWNM OPCD(23)
334 #define BCLR XO19( 16)
335 #define BCCTR XO19(528)
336 #define CRAND XO19(257)
337 #define CRANDC XO19(129)
338 #define CRNAND XO19(225)
339 #define CROR XO19(449)
340 #define CRNOR XO19( 33)
342 #define EXTSB XO31(954)
343 #define EXTSH XO31(922)
344 #define ADD XO31(266)
345 #define ADDE XO31(138)
346 #define ADDC XO31( 10)
347 #define AND XO31( 28)
348 #define SUBF XO31( 40)
349 #define SUBFC XO31( 8)
350 #define SUBFE XO31(136)
352 #define XOR XO31(316)
353 #define MULLW XO31(235)
354 #define MULHWU XO31( 11)
355 #define DIVW XO31(491)
356 #define DIVWU XO31(459)
358 #define CMPL XO31( 32)
359 #define LHBRX XO31(790)
360 #define LWBRX XO31(534)
361 #define STHBRX XO31(918)
362 #define STWBRX XO31(662)
363 #define MFSPR XO31(339)
364 #define MTSPR XO31(467)
365 #define SRAWI XO31(824)
366 #define NEG XO31(104)
367 #define MFCR XO31( 19)
368 #define CNTLZW XO31( 26)
369 #define NOR XO31(124)
370 #define ANDC XO31( 60)
371 #define ORC XO31(412)
372 #define EQV XO31(284)
373 #define NAND XO31(476)
375 #define LBZX XO31( 87)
376 #define LHZX XO31(279)
377 #define LHAX XO31(343)
378 #define LWZX XO31( 23)
379 #define STBX XO31(215)
380 #define STHX XO31(407)
381 #define STWX XO31(151)
383 #define SPR(a,b) ((((a)<<5)|(b))<<11)
385 #define CTR SPR(9, 0)
387 #define SLW XO31( 24)
388 #define SRW XO31(536)
389 #define SRAW XO31(792)
392 #define TRAP (TW | TO (31))
394 #define RT(r) ((r)<<21)
395 #define RS(r) ((r)<<21)
396 #define RA(r) ((r)<<16)
397 #define RB(r) ((r)<<11)
398 #define TO(t) ((t)<<21)
399 #define SH(s) ((s)<<11)
400 #define MB(b) ((b)<<6)
401 #define ME(e) ((e)<<1)
402 #define BO(o) ((o)<<21)
406 #define TAB(t,a,b) (RT(t) | RA(a) | RB(b))
407 #define SAB(s,a,b) (RS(s) | RA(a) | RB(b))
409 #define BF(n) ((n)<<23)
410 #define BI(n, c) (((c)+((n)*4))<<16)
411 #define BT(n, c) (((c)+((n)*4))<<21)
412 #define BA(n, c) (((c)+((n)*4))<<16)
413 #define BB(n, c) (((c)+((n)*4))<<11)
415 #define BO_COND_TRUE BO (12)
416 #define BO_COND_FALSE BO (4)
417 #define BO_ALWAYS BO (20)
426 static const uint32_t tcg_to_bc[10] = {
427 [TCG_COND_EQ] = BC | BI (7, CR_EQ) | BO_COND_TRUE,
428 [TCG_COND_NE] = BC | BI (7, CR_EQ) | BO_COND_FALSE,
429 [TCG_COND_LT] = BC | BI (7, CR_LT) | BO_COND_TRUE,
430 [TCG_COND_GE] = BC | BI (7, CR_LT) | BO_COND_FALSE,
431 [TCG_COND_LE] = BC | BI (7, CR_GT) | BO_COND_FALSE,
432 [TCG_COND_GT] = BC | BI (7, CR_GT) | BO_COND_TRUE,
433 [TCG_COND_LTU] = BC | BI (7, CR_LT) | BO_COND_TRUE,
434 [TCG_COND_GEU] = BC | BI (7, CR_LT) | BO_COND_FALSE,
435 [TCG_COND_LEU] = BC | BI (7, CR_GT) | BO_COND_FALSE,
436 [TCG_COND_GTU] = BC | BI (7, CR_GT) | BO_COND_TRUE,
439 static void tcg_out_mov(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg)
441 tcg_out32 (s, OR | SAB (arg, ret, arg));
444 static void tcg_out_movi(TCGContext *s, TCGType type,
445 TCGReg ret, tcg_target_long arg)
447 if (arg == (int16_t) arg)
448 tcg_out32 (s, ADDI | RT (ret) | RA (0) | (arg & 0xffff));
450 tcg_out32 (s, ADDIS | RT (ret) | RA (0) | ((arg >> 16) & 0xffff));
452 tcg_out32 (s, ORI | RS (ret) | RA (ret) | (arg & 0xffff));
456 static void tcg_out_ldst (TCGContext *s, int ret, int addr,
457 int offset, int op1, int op2)
459 if (offset == (int16_t) offset)
460 tcg_out32 (s, op1 | RT (ret) | RA (addr) | (offset & 0xffff));
462 tcg_out_movi (s, TCG_TYPE_I32, 0, offset);
463 tcg_out32 (s, op2 | RT (ret) | RA (addr) | RB (0));
467 static void tcg_out_b (TCGContext *s, int mask, tcg_target_long target)
469 tcg_target_long disp;
471 disp = target - (tcg_target_long) s->code_ptr;
472 if ((disp << 6) >> 6 == disp)
473 tcg_out32 (s, B | (disp & 0x3fffffc) | mask);
475 tcg_out_movi (s, TCG_TYPE_I32, 0, (tcg_target_long) target);
476 tcg_out32 (s, MTSPR | RS (0) | CTR);
477 tcg_out32 (s, BCCTR | BO_ALWAYS | mask);
481 static void tcg_out_call (TCGContext *s, tcg_target_long arg, int const_arg)
488 tcg_out_movi (s, TCG_TYPE_I32, reg, arg);
492 tcg_out32 (s, LWZ | RT (0) | RA (reg));
493 tcg_out32 (s, MTSPR | RA (0) | CTR);
494 tcg_out32 (s, LWZ | RT (2) | RA (reg) | 4);
495 tcg_out32 (s, BCCTR | BO_ALWAYS | LK);
498 tcg_out_b (s, LK, arg);
501 tcg_out32 (s, MTSPR | RS (arg) | LR);
502 tcg_out32 (s, BCLR | BO_ALWAYS | LK);
507 #if defined(CONFIG_SOFTMMU)
509 #include "../../softmmu_defs.h"
511 #ifdef CONFIG_TCG_PASS_AREG0
512 #error CONFIG_TCG_PASS_AREG0 is not supported
513 /* helper signature: helper_ld_mmu(CPUState *env, target_ulong addr,
515 static const void * const qemu_ld_helpers[4] = {
522 /* helper signature: helper_st_mmu(CPUState *env, target_ulong addr,
523 uintxx_t val, int mmu_idx) */
524 static const void * const qemu_st_helpers[4] = {
531 /* legacy helper signature: __ld_mmu(target_ulong addr, int
533 static void *qemu_ld_helpers[4] = {
540 /* legacy helper signature: __ld_mmu(target_ulong addr, int
542 static void *qemu_st_helpers[4] = {
551 static void tcg_out_qemu_ld (TCGContext *s, const TCGArg *args, int opc)
553 int addr_reg, data_reg, data_reg2, r0, r1, rbase, bswap;
554 #ifdef CONFIG_SOFTMMU
555 int mem_index, s_bits, r2, ir;
556 void *label1_ptr, *label2_ptr;
557 #if TARGET_LONG_BITS == 64
569 #ifdef CONFIG_SOFTMMU
570 #if TARGET_LONG_BITS == 64
580 tcg_out32 (s, (RLWINM
583 | SH (32 - (TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS))
584 | MB (32 - (CPU_TLB_BITS + CPU_TLB_ENTRY_BITS))
585 | ME (31 - CPU_TLB_ENTRY_BITS)
588 tcg_out32 (s, ADD | RT (r0) | RA (r0) | RB (TCG_AREG0));
592 | offsetof (CPUArchState, tlb_table[mem_index][0].addr_read)
595 tcg_out32 (s, (RLWINM
599 | MB ((32 - s_bits) & 31)
600 | ME (31 - TARGET_PAGE_BITS)
604 tcg_out32 (s, CMP | BF (7) | RA (r2) | RB (r1));
605 #if TARGET_LONG_BITS == 64
606 tcg_out32 (s, LWZ | RT (r1) | RA (r0) | 4);
607 tcg_out32 (s, CMP | BF (6) | RA (addr_reg2) | RB (r1));
608 tcg_out32 (s, CRAND | BT (7, CR_EQ) | BA (6, CR_EQ) | BB (7, CR_EQ));
611 label1_ptr = s->code_ptr;
613 tcg_out32 (s, BC | BI (7, CR_EQ) | BO_COND_TRUE);
618 #if TARGET_LONG_BITS == 32
619 tcg_out_mov (s, TCG_TYPE_I32, ir++, addr_reg);
621 #ifdef TCG_TARGET_CALL_ALIGN_ARGS
624 tcg_out_mov (s, TCG_TYPE_I32, ir++, addr_reg2);
625 tcg_out_mov (s, TCG_TYPE_I32, ir++, addr_reg);
627 tcg_out_movi (s, TCG_TYPE_I32, ir, mem_index);
629 tcg_out_call (s, (tcg_target_long) qemu_ld_helpers[s_bits], 1);
632 tcg_out32 (s, EXTSB | RA (data_reg) | RS (3));
635 tcg_out32 (s, EXTSH | RA (data_reg) | RS (3));
641 tcg_out_mov (s, TCG_TYPE_I32, data_reg, 3);
645 if (data_reg2 == 4) {
646 tcg_out_mov (s, TCG_TYPE_I32, 0, 4);
647 tcg_out_mov (s, TCG_TYPE_I32, 4, 3);
648 tcg_out_mov (s, TCG_TYPE_I32, 3, 0);
651 tcg_out_mov (s, TCG_TYPE_I32, data_reg2, 3);
652 tcg_out_mov (s, TCG_TYPE_I32, 3, 4);
656 if (data_reg != 4) tcg_out_mov (s, TCG_TYPE_I32, data_reg, 4);
657 if (data_reg2 != 3) tcg_out_mov (s, TCG_TYPE_I32, data_reg2, 3);
661 label2_ptr = s->code_ptr;
664 /* label1: fast path */
666 reloc_pc14 (label1_ptr, (tcg_target_long) s->code_ptr);
669 /* r0 now contains &env->tlb_table[mem_index][index].addr_read */
673 | (offsetof (CPUTLBEntry, addend)
674 - offsetof (CPUTLBEntry, addr_read))
676 /* r0 = env->tlb_table[mem_index][index].addend */
677 tcg_out32 (s, ADD | RT (r0) | RA (r0) | RB (addr_reg));
678 /* r0 = env->tlb_table[mem_index][index].addend + addr */
680 #else /* !CONFIG_SOFTMMU */
683 rbase = GUEST_BASE ? TCG_GUEST_BASE_REG : 0;
686 #ifdef TARGET_WORDS_BIGENDIAN
695 tcg_out32 (s, LBZX | TAB (data_reg, rbase, r0));
698 tcg_out32 (s, LBZX | TAB (data_reg, rbase, r0));
699 tcg_out32 (s, EXTSB | RA (data_reg) | RS (data_reg));
703 tcg_out32 (s, LHBRX | TAB (data_reg, rbase, r0));
705 tcg_out32 (s, LHZX | TAB (data_reg, rbase, r0));
709 tcg_out32 (s, LHBRX | TAB (data_reg, rbase, r0));
710 tcg_out32 (s, EXTSH | RA (data_reg) | RS (data_reg));
712 else tcg_out32 (s, LHAX | TAB (data_reg, rbase, r0));
716 tcg_out32 (s, LWBRX | TAB (data_reg, rbase, r0));
718 tcg_out32 (s, LWZX | TAB (data_reg, rbase, r0));
722 tcg_out32 (s, ADDI | RT (r1) | RA (r0) | 4);
723 tcg_out32 (s, LWBRX | TAB (data_reg, rbase, r0));
724 tcg_out32 (s, LWBRX | TAB (data_reg2, rbase, r1));
727 #ifdef CONFIG_USE_GUEST_BASE
728 tcg_out32 (s, ADDI | RT (r1) | RA (r0) | 4);
729 tcg_out32 (s, LWZX | TAB (data_reg2, rbase, r0));
730 tcg_out32 (s, LWZX | TAB (data_reg, rbase, r1));
732 if (r0 == data_reg2) {
733 tcg_out32 (s, LWZ | RT (0) | RA (r0));
734 tcg_out32 (s, LWZ | RT (data_reg) | RA (r0) | 4);
735 tcg_out_mov (s, TCG_TYPE_I32, data_reg2, 0);
738 tcg_out32 (s, LWZ | RT (data_reg2) | RA (r0));
739 tcg_out32 (s, LWZ | RT (data_reg) | RA (r0) | 4);
746 #ifdef CONFIG_SOFTMMU
747 reloc_pc24 (label2_ptr, (tcg_target_long) s->code_ptr);
751 static void tcg_out_qemu_st (TCGContext *s, const TCGArg *args, int opc)
753 int addr_reg, r0, r1, data_reg, data_reg2, bswap, rbase;
754 #ifdef CONFIG_SOFTMMU
755 int mem_index, r2, ir;
756 void *label1_ptr, *label2_ptr;
757 #if TARGET_LONG_BITS == 64
769 #ifdef CONFIG_SOFTMMU
770 #if TARGET_LONG_BITS == 64
779 tcg_out32 (s, (RLWINM
782 | SH (32 - (TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS))
783 | MB (32 - (CPU_TLB_ENTRY_BITS + CPU_TLB_BITS))
784 | ME (31 - CPU_TLB_ENTRY_BITS)
787 tcg_out32 (s, ADD | RT (r0) | RA (r0) | RB (TCG_AREG0));
791 | offsetof (CPUArchState, tlb_table[mem_index][0].addr_write)
794 tcg_out32 (s, (RLWINM
798 | MB ((32 - opc) & 31)
799 | ME (31 - TARGET_PAGE_BITS)
803 tcg_out32 (s, CMP | (7 << 23) | RA (r2) | RB (r1));
804 #if TARGET_LONG_BITS == 64
805 tcg_out32 (s, LWZ | RT (r1) | RA (r0) | 4);
806 tcg_out32 (s, CMP | BF (6) | RA (addr_reg2) | RB (r1));
807 tcg_out32 (s, CRAND | BT (7, CR_EQ) | BA (6, CR_EQ) | BB (7, CR_EQ));
810 label1_ptr = s->code_ptr;
812 tcg_out32 (s, BC | BI (7, CR_EQ) | BO_COND_TRUE);
817 #if TARGET_LONG_BITS == 32
818 tcg_out_mov (s, TCG_TYPE_I32, ir++, addr_reg);
820 #ifdef TCG_TARGET_CALL_ALIGN_ARGS
823 tcg_out_mov (s, TCG_TYPE_I32, ir++, addr_reg2);
824 tcg_out_mov (s, TCG_TYPE_I32, ir++, addr_reg);
829 tcg_out32 (s, (RLWINM
837 tcg_out32 (s, (RLWINM
845 tcg_out_mov (s, TCG_TYPE_I32, ir, data_reg);
848 #ifdef TCG_TARGET_CALL_ALIGN_ARGS
851 tcg_out_mov (s, TCG_TYPE_I32, ir++, data_reg2);
852 tcg_out_mov (s, TCG_TYPE_I32, ir, data_reg);
857 tcg_out_movi (s, TCG_TYPE_I32, ir, mem_index);
858 tcg_out_call (s, (tcg_target_long) qemu_st_helpers[opc], 1);
859 label2_ptr = s->code_ptr;
862 /* label1: fast path */
864 reloc_pc14 (label1_ptr, (tcg_target_long) s->code_ptr);
870 | (offsetof (CPUTLBEntry, addend)
871 - offsetof (CPUTLBEntry, addr_write))
873 /* r0 = env->tlb_table[mem_index][index].addend */
874 tcg_out32 (s, ADD | RT (r0) | RA (r0) | RB (addr_reg));
875 /* r0 = env->tlb_table[mem_index][index].addend + addr */
877 #else /* !CONFIG_SOFTMMU */
880 rbase = GUEST_BASE ? TCG_GUEST_BASE_REG : 0;
883 #ifdef TARGET_WORDS_BIGENDIAN
890 tcg_out32 (s, STBX | SAB (data_reg, rbase, r0));
894 tcg_out32 (s, STHBRX | SAB (data_reg, rbase, r0));
896 tcg_out32 (s, STHX | SAB (data_reg, rbase, r0));
900 tcg_out32 (s, STWBRX | SAB (data_reg, rbase, r0));
902 tcg_out32 (s, STWX | SAB (data_reg, rbase, r0));
906 tcg_out32 (s, ADDI | RT (r1) | RA (r0) | 4);
907 tcg_out32 (s, STWBRX | SAB (data_reg, rbase, r0));
908 tcg_out32 (s, STWBRX | SAB (data_reg2, rbase, r1));
911 #ifdef CONFIG_USE_GUEST_BASE
912 tcg_out32 (s, STWX | SAB (data_reg2, rbase, r0));
913 tcg_out32 (s, ADDI | RT (r1) | RA (r0) | 4);
914 tcg_out32 (s, STWX | SAB (data_reg, rbase, r1));
916 tcg_out32 (s, STW | RS (data_reg2) | RA (r0));
917 tcg_out32 (s, STW | RS (data_reg) | RA (r0) | 4);
923 #ifdef CONFIG_SOFTMMU
924 reloc_pc24 (label2_ptr, (tcg_target_long) s->code_ptr);
928 static void tcg_target_qemu_prologue (TCGContext *s)
934 + TCG_STATIC_CALL_ARGS_SIZE
935 + ARRAY_SIZE (tcg_target_callee_save_regs) * 4
936 + CPU_TEMP_BUF_NLONGS * sizeof(long)
938 frame_size = (frame_size + 15) & ~15;
940 tcg_set_frame(s, TCG_REG_CALL_STACK, frame_size
941 - CPU_TEMP_BUF_NLONGS * sizeof(long),
942 CPU_TEMP_BUF_NLONGS * sizeof(long));
948 /* First emit adhoc function descriptor */
949 addr = (uint32_t) s->code_ptr + 12;
950 tcg_out32 (s, addr); /* entry point */
951 s->code_ptr += 8; /* skip TOC and environment pointer */
954 tcg_out32 (s, MFSPR | RT (0) | LR);
955 tcg_out32 (s, STWU | RS (1) | RA (1) | (-frame_size & 0xffff));
956 for (i = 0; i < ARRAY_SIZE (tcg_target_callee_save_regs); ++i)
958 | RS (tcg_target_callee_save_regs[i])
960 | (i * 4 + LINKAGE_AREA_SIZE + TCG_STATIC_CALL_ARGS_SIZE)
963 tcg_out32 (s, STW | RS (0) | RA (1) | (frame_size + LR_OFFSET));
965 #ifdef CONFIG_USE_GUEST_BASE
967 tcg_out_movi (s, TCG_TYPE_I32, TCG_GUEST_BASE_REG, GUEST_BASE);
968 tcg_regset_set_reg(s->reserved_regs, TCG_GUEST_BASE_REG);
972 tcg_out_mov (s, TCG_TYPE_PTR, TCG_AREG0, tcg_target_call_iarg_regs[0]);
973 tcg_out32 (s, MTSPR | RS (tcg_target_call_iarg_regs[1]) | CTR);
974 tcg_out32 (s, BCCTR | BO_ALWAYS);
975 tb_ret_addr = s->code_ptr;
977 for (i = 0; i < ARRAY_SIZE (tcg_target_callee_save_regs); ++i)
979 | RT (tcg_target_callee_save_regs[i])
981 | (i * 4 + LINKAGE_AREA_SIZE + TCG_STATIC_CALL_ARGS_SIZE)
984 tcg_out32 (s, LWZ | RT (0) | RA (1) | (frame_size + LR_OFFSET));
985 tcg_out32 (s, MTSPR | RS (0) | LR);
986 tcg_out32 (s, ADDI | RT (1) | RA (1) | frame_size);
987 tcg_out32 (s, BCLR | BO_ALWAYS);
990 static void tcg_out_ld (TCGContext *s, TCGType type, TCGReg ret, TCGReg arg1,
991 tcg_target_long arg2)
993 tcg_out_ldst (s, ret, arg1, arg2, LWZ, LWZX);
996 static void tcg_out_st (TCGContext *s, TCGType type, TCGReg arg, TCGReg arg1,
997 tcg_target_long arg2)
999 tcg_out_ldst (s, arg, arg1, arg2, STW, STWX);
1002 static void ppc_addi (TCGContext *s, int rt, int ra, tcg_target_long si)
1004 if (!si && rt == ra)
1007 if (si == (int16_t) si)
1008 tcg_out32 (s, ADDI | RT (rt) | RA (ra) | (si & 0xffff));
1010 uint16_t h = ((si >> 16) & 0xffff) + ((uint16_t) si >> 15);
1011 tcg_out32 (s, ADDIS | RT (rt) | RA (ra) | h);
1012 tcg_out32 (s, ADDI | RT (rt) | RA (rt) | (si & 0xffff));
1016 static void tcg_out_cmp (TCGContext *s, int cond, TCGArg arg1, TCGArg arg2,
1017 int const_arg2, int cr)
1026 if ((int16_t) arg2 == arg2) {
1031 else if ((uint16_t) arg2 == arg2) {
1046 if ((int16_t) arg2 == arg2) {
1061 if ((uint16_t) arg2 == arg2) {
1077 tcg_out32 (s, op | RA (arg1) | (arg2 & 0xffff));
1080 tcg_out_movi (s, TCG_TYPE_I32, 0, arg2);
1081 tcg_out32 (s, op | RA (arg1) | RB (0));
1084 tcg_out32 (s, op | RA (arg1) | RB (arg2));
1089 static void tcg_out_bc (TCGContext *s, int bc, int label_index)
1091 TCGLabel *l = &s->labels[label_index];
1094 tcg_out32 (s, bc | reloc_pc14_val (s->code_ptr, l->u.value));
1096 uint16_t val = *(uint16_t *) &s->code_ptr[2];
1098 /* Thanks to Andrzej Zaborowski */
1099 tcg_out32 (s, bc | (val & 0xfffc));
1100 tcg_out_reloc (s, s->code_ptr - 4, R_PPC_REL14, label_index, 0);
1104 static void tcg_out_cr7eq_from_cond (TCGContext *s, const TCGArg *args,
1105 const int *const_args)
1107 TCGCond cond = args[4];
1109 struct { int bit1; int bit2; int cond2; } bits[] = {
1110 [TCG_COND_LT ] = { CR_LT, CR_LT, TCG_COND_LT },
1111 [TCG_COND_LE ] = { CR_LT, CR_GT, TCG_COND_LT },
1112 [TCG_COND_GT ] = { CR_GT, CR_GT, TCG_COND_GT },
1113 [TCG_COND_GE ] = { CR_GT, CR_LT, TCG_COND_GT },
1114 [TCG_COND_LTU] = { CR_LT, CR_LT, TCG_COND_LTU },
1115 [TCG_COND_LEU] = { CR_LT, CR_GT, TCG_COND_LTU },
1116 [TCG_COND_GTU] = { CR_GT, CR_GT, TCG_COND_GTU },
1117 [TCG_COND_GEU] = { CR_GT, CR_LT, TCG_COND_GTU },
1118 }, *b = &bits[cond];
1123 op = (cond == TCG_COND_EQ) ? CRAND : CRNAND;
1124 tcg_out_cmp (s, cond, args[0], args[2], const_args[2], 6);
1125 tcg_out_cmp (s, cond, args[1], args[3], const_args[3], 7);
1126 tcg_out32 (s, op | BT (7, CR_EQ) | BA (6, CR_EQ) | BB (7, CR_EQ));
1136 op = (b->bit1 != b->bit2) ? CRANDC : CRAND;
1137 tcg_out_cmp (s, b->cond2, args[1], args[3], const_args[3], 5);
1138 tcg_out_cmp (s, tcg_unsigned_cond (cond), args[0], args[2],
1140 tcg_out32 (s, op | BT (7, CR_EQ) | BA (5, CR_EQ) | BB (7, b->bit2));
1141 tcg_out32 (s, CROR | BT (7, CR_EQ) | BA (5, b->bit1) | BB (7, CR_EQ));
1148 static void tcg_out_setcond (TCGContext *s, TCGCond cond, TCGArg arg0,
1149 TCGArg arg1, TCGArg arg2, int const_arg2)
1161 if ((uint16_t) arg2 == arg2) {
1162 tcg_out32 (s, XORI | RS (arg1) | RA (0) | arg2);
1165 tcg_out_movi (s, TCG_TYPE_I32, 0, arg2);
1166 tcg_out32 (s, XOR | SAB (arg1, 0, 0));
1172 tcg_out32 (s, XOR | SAB (arg1, 0, arg2));
1174 tcg_out32 (s, CNTLZW | RS (arg) | RA (0));
1175 tcg_out32 (s, (RLWINM
1192 if ((uint16_t) arg2 == arg2) {
1193 tcg_out32 (s, XORI | RS (arg1) | RA (0) | arg2);
1196 tcg_out_movi (s, TCG_TYPE_I32, 0, arg2);
1197 tcg_out32 (s, XOR | SAB (arg1, 0, 0));
1203 tcg_out32 (s, XOR | SAB (arg1, 0, arg2));
1206 if (arg == arg1 && arg1 == arg0) {
1207 tcg_out32 (s, ADDIC | RT (0) | RA (arg) | 0xffff);
1208 tcg_out32 (s, SUBFE | TAB (arg0, 0, arg));
1211 tcg_out32 (s, ADDIC | RT (arg0) | RA (arg) | 0xffff);
1212 tcg_out32 (s, SUBFE | TAB (arg0, arg0, arg));
1231 crop = CRNOR | BT (7, CR_EQ) | BA (7, CR_LT) | BB (7, CR_LT);
1237 crop = CRNOR | BT (7, CR_EQ) | BA (7, CR_GT) | BB (7, CR_GT);
1239 tcg_out_cmp (s, cond, arg1, arg2, const_arg2, 7);
1240 if (crop) tcg_out32 (s, crop);
1241 tcg_out32 (s, MFCR | RT (0));
1242 tcg_out32 (s, (RLWINM
1257 static void tcg_out_setcond2 (TCGContext *s, const TCGArg *args,
1258 const int *const_args)
1260 tcg_out_cr7eq_from_cond (s, args + 1, const_args + 1);
1261 tcg_out32 (s, MFCR | RT (0));
1262 tcg_out32 (s, (RLWINM
1272 static void tcg_out_brcond (TCGContext *s, TCGCond cond,
1273 TCGArg arg1, TCGArg arg2, int const_arg2,
1276 tcg_out_cmp (s, cond, arg1, arg2, const_arg2, 7);
1277 tcg_out_bc (s, tcg_to_bc[cond], label_index);
1280 /* XXX: we implement it at the target level to avoid having to
1281 handle cross basic blocks temporaries */
1282 static void tcg_out_brcond2 (TCGContext *s, const TCGArg *args,
1283 const int *const_args)
1285 tcg_out_cr7eq_from_cond (s, args, const_args);
1286 tcg_out_bc (s, (BC | BI (7, CR_EQ) | BO_COND_TRUE), args[5]);
1289 void ppc_tb_set_jmp_target (unsigned long jmp_addr, unsigned long addr)
1292 long disp = addr - jmp_addr;
1293 unsigned long patch_size;
1295 ptr = (uint32_t *)jmp_addr;
1297 if ((disp << 6) >> 6 != disp) {
1298 ptr[0] = 0x3c000000 | (addr >> 16); /* lis 0,addr@ha */
1299 ptr[1] = 0x60000000 | (addr & 0xffff); /* la 0,addr@l(0) */
1300 ptr[2] = 0x7c0903a6; /* mtctr 0 */
1301 ptr[3] = 0x4e800420; /* brctr */
1304 /* patch the branch destination */
1306 *ptr = 0x48000000 | (disp & 0x03fffffc); /* b disp */
1309 ptr[0] = 0x60000000; /* nop */
1310 ptr[1] = 0x60000000;
1311 ptr[2] = 0x60000000;
1312 ptr[3] = 0x60000000;
1317 flush_icache_range(jmp_addr, jmp_addr + patch_size);
1320 static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args,
1321 const int *const_args)
1324 case INDEX_op_exit_tb:
1325 tcg_out_movi (s, TCG_TYPE_I32, TCG_REG_R3, args[0]);
1326 tcg_out_b (s, 0, (tcg_target_long) tb_ret_addr);
1328 case INDEX_op_goto_tb:
1329 if (s->tb_jmp_offset) {
1330 /* direct jump method */
1332 s->tb_jmp_offset[args[0]] = s->code_ptr - s->code_buf;
1338 s->tb_next_offset[args[0]] = s->code_ptr - s->code_buf;
1342 TCGLabel *l = &s->labels[args[0]];
1345 tcg_out_b (s, 0, l->u.value);
1348 uint32_t val = *(uint32_t *) s->code_ptr;
1350 /* Thanks to Andrzej Zaborowski */
1351 tcg_out32 (s, B | (val & 0x3fffffc));
1352 tcg_out_reloc (s, s->code_ptr - 4, R_PPC_REL24, args[0], 0);
1357 tcg_out_call (s, args[0], const_args[0]);
1360 if (const_args[0]) {
1361 tcg_out_b (s, 0, args[0]);
1364 tcg_out32 (s, MTSPR | RS (args[0]) | CTR);
1365 tcg_out32 (s, BCCTR | BO_ALWAYS);
1368 case INDEX_op_movi_i32:
1369 tcg_out_movi(s, TCG_TYPE_I32, args[0], args[1]);
1371 case INDEX_op_ld8u_i32:
1372 tcg_out_ldst (s, args[0], args[1], args[2], LBZ, LBZX);
1374 case INDEX_op_ld8s_i32:
1375 tcg_out_ldst (s, args[0], args[1], args[2], LBZ, LBZX);
1376 tcg_out32 (s, EXTSB | RS (args[0]) | RA (args[0]));
1378 case INDEX_op_ld16u_i32:
1379 tcg_out_ldst (s, args[0], args[1], args[2], LHZ, LHZX);
1381 case INDEX_op_ld16s_i32:
1382 tcg_out_ldst (s, args[0], args[1], args[2], LHA, LHAX);
1384 case INDEX_op_ld_i32:
1385 tcg_out_ldst (s, args[0], args[1], args[2], LWZ, LWZX);
1387 case INDEX_op_st8_i32:
1388 tcg_out_ldst (s, args[0], args[1], args[2], STB, STBX);
1390 case INDEX_op_st16_i32:
1391 tcg_out_ldst (s, args[0], args[1], args[2], STH, STHX);
1393 case INDEX_op_st_i32:
1394 tcg_out_ldst (s, args[0], args[1], args[2], STW, STWX);
1397 case INDEX_op_add_i32:
1399 ppc_addi (s, args[0], args[1], args[2]);
1401 tcg_out32 (s, ADD | TAB (args[0], args[1], args[2]));
1403 case INDEX_op_sub_i32:
1405 ppc_addi (s, args[0], args[1], -args[2]);
1407 tcg_out32 (s, SUBF | TAB (args[0], args[2], args[1]));
1410 case INDEX_op_and_i32:
1411 if (const_args[2]) {
1417 tcg_out_movi (s, TCG_TYPE_I32, args[0], 0);
1427 if ((t & (t - 1)) == 0) {
1430 if ((c & 0x80000001) == 0x80000001) {
1445 tcg_out32 (s, (RLWINM
1455 #endif /* !__PPU__ */
1457 if ((c & 0xffff) == c)
1458 tcg_out32 (s, ANDI | RS (args[1]) | RA (args[0]) | c);
1459 else if ((c & 0xffff0000) == c)
1460 tcg_out32 (s, ANDIS | RS (args[1]) | RA (args[0])
1461 | ((c >> 16) & 0xffff));
1463 tcg_out_movi (s, TCG_TYPE_I32, 0, c);
1464 tcg_out32 (s, AND | SAB (args[1], args[0], 0));
1469 tcg_out32 (s, AND | SAB (args[1], args[0], args[2]));
1471 case INDEX_op_or_i32:
1472 if (const_args[2]) {
1473 if (args[2] & 0xffff) {
1474 tcg_out32 (s, ORI | RS (args[1]) | RA (args[0])
1475 | (args[2] & 0xffff));
1477 tcg_out32 (s, ORIS | RS (args[0]) | RA (args[0])
1478 | ((args[2] >> 16) & 0xffff));
1481 tcg_out32 (s, ORIS | RS (args[1]) | RA (args[0])
1482 | ((args[2] >> 16) & 0xffff));
1486 tcg_out32 (s, OR | SAB (args[1], args[0], args[2]));
1488 case INDEX_op_xor_i32:
1489 if (const_args[2]) {
1490 if ((args[2] & 0xffff) == args[2])
1491 tcg_out32 (s, XORI | RS (args[1]) | RA (args[0])
1492 | (args[2] & 0xffff));
1493 else if ((args[2] & 0xffff0000) == args[2])
1494 tcg_out32 (s, XORIS | RS (args[1]) | RA (args[0])
1495 | ((args[2] >> 16) & 0xffff));
1497 tcg_out_movi (s, TCG_TYPE_I32, 0, args[2]);
1498 tcg_out32 (s, XOR | SAB (args[1], args[0], 0));
1502 tcg_out32 (s, XOR | SAB (args[1], args[0], args[2]));
1504 case INDEX_op_andc_i32:
1505 tcg_out32 (s, ANDC | SAB (args[1], args[0], args[2]));
1507 case INDEX_op_orc_i32:
1508 tcg_out32 (s, ORC | SAB (args[1], args[0], args[2]));
1510 case INDEX_op_eqv_i32:
1511 tcg_out32 (s, EQV | SAB (args[1], args[0], args[2]));
1513 case INDEX_op_nand_i32:
1514 tcg_out32 (s, NAND | SAB (args[1], args[0], args[2]));
1516 case INDEX_op_nor_i32:
1517 tcg_out32 (s, NOR | SAB (args[1], args[0], args[2]));
1520 case INDEX_op_mul_i32:
1521 if (const_args[2]) {
1522 if (args[2] == (int16_t) args[2])
1523 tcg_out32 (s, MULLI | RT (args[0]) | RA (args[1])
1524 | (args[2] & 0xffff));
1526 tcg_out_movi (s, TCG_TYPE_I32, 0, args[2]);
1527 tcg_out32 (s, MULLW | TAB (args[0], args[1], 0));
1531 tcg_out32 (s, MULLW | TAB (args[0], args[1], args[2]));
1534 case INDEX_op_div_i32:
1535 tcg_out32 (s, DIVW | TAB (args[0], args[1], args[2]));
1538 case INDEX_op_divu_i32:
1539 tcg_out32 (s, DIVWU | TAB (args[0], args[1], args[2]));
1542 case INDEX_op_rem_i32:
1543 tcg_out32 (s, DIVW | TAB (0, args[1], args[2]));
1544 tcg_out32 (s, MULLW | TAB (0, 0, args[2]));
1545 tcg_out32 (s, SUBF | TAB (args[0], 0, args[1]));
1548 case INDEX_op_remu_i32:
1549 tcg_out32 (s, DIVWU | TAB (0, args[1], args[2]));
1550 tcg_out32 (s, MULLW | TAB (0, 0, args[2]));
1551 tcg_out32 (s, SUBF | TAB (args[0], 0, args[1]));
1554 case INDEX_op_mulu2_i32:
1555 if (args[0] == args[2] || args[0] == args[3]) {
1556 tcg_out32 (s, MULLW | TAB (0, args[2], args[3]));
1557 tcg_out32 (s, MULHWU | TAB (args[1], args[2], args[3]));
1558 tcg_out_mov (s, TCG_TYPE_I32, args[0], 0);
1561 tcg_out32 (s, MULLW | TAB (args[0], args[2], args[3]));
1562 tcg_out32 (s, MULHWU | TAB (args[1], args[2], args[3]));
1566 case INDEX_op_shl_i32:
1567 if (const_args[2]) {
1568 tcg_out32 (s, (RLWINM
1578 tcg_out32 (s, SLW | SAB (args[1], args[0], args[2]));
1580 case INDEX_op_shr_i32:
1581 if (const_args[2]) {
1582 tcg_out32 (s, (RLWINM
1592 tcg_out32 (s, SRW | SAB (args[1], args[0], args[2]));
1594 case INDEX_op_sar_i32:
1596 tcg_out32 (s, SRAWI | RS (args[1]) | RA (args[0]) | SH (args[2]));
1598 tcg_out32 (s, SRAW | SAB (args[1], args[0], args[2]));
1600 case INDEX_op_rotl_i32:
1607 | (const_args[2] ? RLWINM | SH (args[2])
1608 : RLWNM | RB (args[2]))
1613 case INDEX_op_rotr_i32:
1614 if (const_args[2]) {
1616 tcg_out_mov (s, TCG_TYPE_I32, args[0], args[1]);
1619 tcg_out32 (s, RLWINM
1629 tcg_out32 (s, SUBFIC | RT (0) | RA (args[2]) | 32);
1640 case INDEX_op_add2_i32:
1641 if (args[0] == args[3] || args[0] == args[5]) {
1642 tcg_out32 (s, ADDC | TAB (0, args[2], args[4]));
1643 tcg_out32 (s, ADDE | TAB (args[1], args[3], args[5]));
1644 tcg_out_mov (s, TCG_TYPE_I32, args[0], 0);
1647 tcg_out32 (s, ADDC | TAB (args[0], args[2], args[4]));
1648 tcg_out32 (s, ADDE | TAB (args[1], args[3], args[5]));
1651 case INDEX_op_sub2_i32:
1652 if (args[0] == args[3] || args[0] == args[5]) {
1653 tcg_out32 (s, SUBFC | TAB (0, args[4], args[2]));
1654 tcg_out32 (s, SUBFE | TAB (args[1], args[5], args[3]));
1655 tcg_out_mov (s, TCG_TYPE_I32, args[0], 0);
1658 tcg_out32 (s, SUBFC | TAB (args[0], args[4], args[2]));
1659 tcg_out32 (s, SUBFE | TAB (args[1], args[5], args[3]));
1663 case INDEX_op_brcond_i32:
1668 args[3] = r1 is const
1669 args[4] = label_index
1671 tcg_out_brcond (s, args[2], args[0], args[1], const_args[1], args[3]);
1673 case INDEX_op_brcond2_i32:
1674 tcg_out_brcond2(s, args, const_args);
1677 case INDEX_op_neg_i32:
1678 tcg_out32 (s, NEG | RT (args[0]) | RA (args[1]));
1681 case INDEX_op_not_i32:
1682 tcg_out32 (s, NOR | SAB (args[1], args[0], args[1]));
1685 case INDEX_op_qemu_ld8u:
1686 tcg_out_qemu_ld(s, args, 0);
1688 case INDEX_op_qemu_ld8s:
1689 tcg_out_qemu_ld(s, args, 0 | 4);
1691 case INDEX_op_qemu_ld16u:
1692 tcg_out_qemu_ld(s, args, 1);
1694 case INDEX_op_qemu_ld16s:
1695 tcg_out_qemu_ld(s, args, 1 | 4);
1697 case INDEX_op_qemu_ld32:
1698 tcg_out_qemu_ld(s, args, 2);
1700 case INDEX_op_qemu_ld64:
1701 tcg_out_qemu_ld(s, args, 3);
1703 case INDEX_op_qemu_st8:
1704 tcg_out_qemu_st(s, args, 0);
1706 case INDEX_op_qemu_st16:
1707 tcg_out_qemu_st(s, args, 1);
1709 case INDEX_op_qemu_st32:
1710 tcg_out_qemu_st(s, args, 2);
1712 case INDEX_op_qemu_st64:
1713 tcg_out_qemu_st(s, args, 3);
1716 case INDEX_op_ext8s_i32:
1717 tcg_out32 (s, EXTSB | RS (args[1]) | RA (args[0]));
1719 case INDEX_op_ext8u_i32:
1720 tcg_out32 (s, RLWINM
1728 case INDEX_op_ext16s_i32:
1729 tcg_out32 (s, EXTSH | RS (args[1]) | RA (args[0]));
1731 case INDEX_op_ext16u_i32:
1732 tcg_out32 (s, RLWINM
1741 case INDEX_op_setcond_i32:
1742 tcg_out_setcond (s, args[3], args[0], args[1], args[2], const_args[2]);
1744 case INDEX_op_setcond2_i32:
1745 tcg_out_setcond2 (s, args, const_args);
1748 case INDEX_op_bswap16_i32:
1749 /* Stolen from gcc's builtin_bswap16 */
1753 /* r0 = (a1 << 8) & 0xff00 # 00d0 */
1754 tcg_out32 (s, RLWINM
1762 /* a0 = rotate_left (a1, 24) & 0xff # 000c */
1763 tcg_out32 (s, RLWINM
1771 /* a0 = a0 | r0 # 00dc */
1772 tcg_out32 (s, OR | SAB (0, args[0], args[0]));
1775 case INDEX_op_bswap32_i32:
1776 /* Stolen from gcc's builtin_bswap32 */
1780 /* a1 = args[1] # abcd */
1782 if (a0 == args[1]) {
1786 /* a0 = rotate_left (a1, 8) # bcda */
1787 tcg_out32 (s, RLWINM
1795 /* a0 = (a0 & ~0xff000000) | ((a1 << 24) & 0xff000000) # dcda */
1796 tcg_out32 (s, RLWIMI
1804 /* a0 = (a0 & ~0x0000ff00) | ((a1 << 24) & 0x0000ff00) # dcba */
1805 tcg_out32 (s, RLWIMI
1814 tcg_out_mov (s, TCG_TYPE_I32, args[0], a0);
1819 case INDEX_op_deposit_i32:
1820 tcg_out32 (s, RLWIMI
1824 | MB (32 - args[3] - args[4])
1830 tcg_dump_ops (s, stderr);
1835 static const TCGTargetOpDef ppc_op_defs[] = {
1836 { INDEX_op_exit_tb, { } },
1837 { INDEX_op_goto_tb, { } },
1838 { INDEX_op_call, { "ri" } },
1839 { INDEX_op_jmp, { "ri" } },
1840 { INDEX_op_br, { } },
1842 { INDEX_op_mov_i32, { "r", "r" } },
1843 { INDEX_op_movi_i32, { "r" } },
1844 { INDEX_op_ld8u_i32, { "r", "r" } },
1845 { INDEX_op_ld8s_i32, { "r", "r" } },
1846 { INDEX_op_ld16u_i32, { "r", "r" } },
1847 { INDEX_op_ld16s_i32, { "r", "r" } },
1848 { INDEX_op_ld_i32, { "r", "r" } },
1849 { INDEX_op_st8_i32, { "r", "r" } },
1850 { INDEX_op_st16_i32, { "r", "r" } },
1851 { INDEX_op_st_i32, { "r", "r" } },
1853 { INDEX_op_add_i32, { "r", "r", "ri" } },
1854 { INDEX_op_mul_i32, { "r", "r", "ri" } },
1855 { INDEX_op_div_i32, { "r", "r", "r" } },
1856 { INDEX_op_divu_i32, { "r", "r", "r" } },
1857 { INDEX_op_rem_i32, { "r", "r", "r" } },
1858 { INDEX_op_remu_i32, { "r", "r", "r" } },
1859 { INDEX_op_mulu2_i32, { "r", "r", "r", "r" } },
1860 { INDEX_op_sub_i32, { "r", "r", "ri" } },
1861 { INDEX_op_and_i32, { "r", "r", "ri" } },
1862 { INDEX_op_or_i32, { "r", "r", "ri" } },
1863 { INDEX_op_xor_i32, { "r", "r", "ri" } },
1865 { INDEX_op_shl_i32, { "r", "r", "ri" } },
1866 { INDEX_op_shr_i32, { "r", "r", "ri" } },
1867 { INDEX_op_sar_i32, { "r", "r", "ri" } },
1869 { INDEX_op_rotl_i32, { "r", "r", "ri" } },
1870 { INDEX_op_rotr_i32, { "r", "r", "ri" } },
1872 { INDEX_op_brcond_i32, { "r", "ri" } },
1874 { INDEX_op_add2_i32, { "r", "r", "r", "r", "r", "r" } },
1875 { INDEX_op_sub2_i32, { "r", "r", "r", "r", "r", "r" } },
1876 { INDEX_op_brcond2_i32, { "r", "r", "r", "r" } },
1878 { INDEX_op_neg_i32, { "r", "r" } },
1879 { INDEX_op_not_i32, { "r", "r" } },
1881 { INDEX_op_andc_i32, { "r", "r", "r" } },
1882 { INDEX_op_orc_i32, { "r", "r", "r" } },
1883 { INDEX_op_eqv_i32, { "r", "r", "r" } },
1884 { INDEX_op_nand_i32, { "r", "r", "r" } },
1885 { INDEX_op_nor_i32, { "r", "r", "r" } },
1887 { INDEX_op_setcond_i32, { "r", "r", "ri" } },
1888 { INDEX_op_setcond2_i32, { "r", "r", "r", "ri", "ri" } },
1890 { INDEX_op_bswap16_i32, { "r", "r" } },
1891 { INDEX_op_bswap32_i32, { "r", "r" } },
1893 #if TARGET_LONG_BITS == 32
1894 { INDEX_op_qemu_ld8u, { "r", "L" } },
1895 { INDEX_op_qemu_ld8s, { "r", "L" } },
1896 { INDEX_op_qemu_ld16u, { "r", "L" } },
1897 { INDEX_op_qemu_ld16s, { "r", "L" } },
1898 { INDEX_op_qemu_ld32, { "r", "L" } },
1899 { INDEX_op_qemu_ld64, { "r", "r", "L" } },
1901 { INDEX_op_qemu_st8, { "K", "K" } },
1902 { INDEX_op_qemu_st16, { "K", "K" } },
1903 { INDEX_op_qemu_st32, { "K", "K" } },
1904 { INDEX_op_qemu_st64, { "M", "M", "M" } },
1906 { INDEX_op_qemu_ld8u, { "r", "L", "L" } },
1907 { INDEX_op_qemu_ld8s, { "r", "L", "L" } },
1908 { INDEX_op_qemu_ld16u, { "r", "L", "L" } },
1909 { INDEX_op_qemu_ld16s, { "r", "L", "L" } },
1910 { INDEX_op_qemu_ld32, { "r", "L", "L" } },
1911 { INDEX_op_qemu_ld64, { "r", "L", "L", "L" } },
1913 { INDEX_op_qemu_st8, { "K", "K", "K" } },
1914 { INDEX_op_qemu_st16, { "K", "K", "K" } },
1915 { INDEX_op_qemu_st32, { "K", "K", "K" } },
1916 { INDEX_op_qemu_st64, { "M", "M", "M", "M" } },
1919 { INDEX_op_ext8s_i32, { "r", "r" } },
1920 { INDEX_op_ext8u_i32, { "r", "r" } },
1921 { INDEX_op_ext16s_i32, { "r", "r" } },
1922 { INDEX_op_ext16u_i32, { "r", "r" } },
1924 { INDEX_op_deposit_i32, { "r", "0", "r" } },
1929 static void tcg_target_init(TCGContext *s)
1931 tcg_regset_set32(tcg_target_available_regs[TCG_TYPE_I32], 0, 0xffffffff);
1932 tcg_regset_set32(tcg_target_call_clobber_regs, 0,
1944 (1 << TCG_REG_R10) |
1945 (1 << TCG_REG_R11) |
1949 tcg_regset_clear(s->reserved_regs);
1950 tcg_regset_set_reg(s->reserved_regs, TCG_REG_R0);
1951 tcg_regset_set_reg(s->reserved_regs, TCG_REG_R1);
1952 #ifndef _CALL_DARWIN
1953 tcg_regset_set_reg(s->reserved_regs, TCG_REG_R2);
1956 tcg_regset_set_reg(s->reserved_regs, TCG_REG_R13);
1959 tcg_add_target_add_op_defs(ppc_op_defs);