2 * PowerPC emulation for qemu: main translation routines.
4 * Copyright (c) 2003-2007 Jocelyn Mayer
5 * Copyright (C) 2011 Freescale Semiconductor, Inc.
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
21 #include "qemu/osdep.h"
24 #include "disas/disas.h"
25 #include "exec/exec-all.h"
26 #include "tcg/tcg-op.h"
27 #include "tcg/tcg-op-gvec.h"
28 #include "qemu/host-utils.h"
29 #include "qemu/main-loop.h"
30 #include "exec/cpu_ldst.h"
32 #include "exec/helper-proto.h"
33 #include "exec/helper-gen.h"
35 #include "exec/translator.h"
37 #include "qemu/atomic128.h"
38 #include "spr_common.h"
39 #include "power8-pmu.h"
41 #include "qemu/qemu-print.h"
42 #include "qapi/error.h"
44 #define HELPER_H "helper.h"
45 #include "exec/helper-info.c.inc"
48 #define CPU_SINGLE_STEP 0x1
49 #define CPU_BRANCH_STEP 0x2
51 /* Include definitions for instructions classes and implementations flags */
52 /* #define PPC_DEBUG_DISAS */
54 #ifdef PPC_DEBUG_DISAS
55 # define LOG_DISAS(...) qemu_log_mask(CPU_LOG_TB_IN_ASM, ## __VA_ARGS__)
57 # define LOG_DISAS(...) do { } while (0)
59 /*****************************************************************************/
60 /* Code translation helpers */
62 /* global register indexes */
63 static char cpu_reg_names[10 * 3 + 22 * 4 /* GPR */
64 + 10 * 4 + 22 * 5 /* SPE GPRh */
66 static TCGv cpu_gpr[32];
67 static TCGv cpu_gprh[32];
68 static TCGv_i32 cpu_crf[8];
73 #if defined(TARGET_PPC64)
76 static TCGv cpu_xer, cpu_so, cpu_ov, cpu_ca, cpu_ov32, cpu_ca32;
77 static TCGv cpu_reserve;
78 static TCGv cpu_reserve_length;
79 static TCGv cpu_reserve_val;
80 static TCGv cpu_reserve_val2;
81 static TCGv cpu_fpscr;
82 static TCGv_i32 cpu_access_type;
84 void ppc_translate_init(void)
88 size_t cpu_reg_names_size;
91 cpu_reg_names_size = sizeof(cpu_reg_names);
93 for (i = 0; i < 8; i++) {
94 snprintf(p, cpu_reg_names_size, "crf%d", i);
95 cpu_crf[i] = tcg_global_mem_new_i32(cpu_env,
96 offsetof(CPUPPCState, crf[i]), p);
98 cpu_reg_names_size -= 5;
101 for (i = 0; i < 32; i++) {
102 snprintf(p, cpu_reg_names_size, "r%d", i);
103 cpu_gpr[i] = tcg_global_mem_new(cpu_env,
104 offsetof(CPUPPCState, gpr[i]), p);
105 p += (i < 10) ? 3 : 4;
106 cpu_reg_names_size -= (i < 10) ? 3 : 4;
107 snprintf(p, cpu_reg_names_size, "r%dH", i);
108 cpu_gprh[i] = tcg_global_mem_new(cpu_env,
109 offsetof(CPUPPCState, gprh[i]), p);
110 p += (i < 10) ? 4 : 5;
111 cpu_reg_names_size -= (i < 10) ? 4 : 5;
114 cpu_nip = tcg_global_mem_new(cpu_env,
115 offsetof(CPUPPCState, nip), "nip");
117 cpu_msr = tcg_global_mem_new(cpu_env,
118 offsetof(CPUPPCState, msr), "msr");
120 cpu_ctr = tcg_global_mem_new(cpu_env,
121 offsetof(CPUPPCState, ctr), "ctr");
123 cpu_lr = tcg_global_mem_new(cpu_env,
124 offsetof(CPUPPCState, lr), "lr");
126 #if defined(TARGET_PPC64)
127 cpu_cfar = tcg_global_mem_new(cpu_env,
128 offsetof(CPUPPCState, cfar), "cfar");
131 cpu_xer = tcg_global_mem_new(cpu_env,
132 offsetof(CPUPPCState, xer), "xer");
133 cpu_so = tcg_global_mem_new(cpu_env,
134 offsetof(CPUPPCState, so), "SO");
135 cpu_ov = tcg_global_mem_new(cpu_env,
136 offsetof(CPUPPCState, ov), "OV");
137 cpu_ca = tcg_global_mem_new(cpu_env,
138 offsetof(CPUPPCState, ca), "CA");
139 cpu_ov32 = tcg_global_mem_new(cpu_env,
140 offsetof(CPUPPCState, ov32), "OV32");
141 cpu_ca32 = tcg_global_mem_new(cpu_env,
142 offsetof(CPUPPCState, ca32), "CA32");
144 cpu_reserve = tcg_global_mem_new(cpu_env,
145 offsetof(CPUPPCState, reserve_addr),
147 cpu_reserve_length = tcg_global_mem_new(cpu_env,
148 offsetof(CPUPPCState,
151 cpu_reserve_val = tcg_global_mem_new(cpu_env,
152 offsetof(CPUPPCState, reserve_val),
154 cpu_reserve_val2 = tcg_global_mem_new(cpu_env,
155 offsetof(CPUPPCState, reserve_val2),
158 cpu_fpscr = tcg_global_mem_new(cpu_env,
159 offsetof(CPUPPCState, fpscr), "fpscr");
161 cpu_access_type = tcg_global_mem_new_i32(cpu_env,
162 offsetof(CPUPPCState, access_type),
166 /* internal defines */
167 struct DisasContext {
168 DisasContextBase base;
169 target_ulong cia; /* current instruction address */
171 /* Routine used to access memory */
172 bool pr, hv, dr, le_mode;
174 bool need_access_type;
177 /* Translation flags */
178 MemOp default_tcg_memop_mask;
179 #if defined(TARGET_PPC64)
184 bool altivec_enabled;
195 ppc_spr_t *spr_cb; /* Needed to check rights for mfspr/mtspr */
196 int singlestep_enabled;
198 uint64_t insns_flags;
199 uint64_t insns_flags2;
202 #define DISAS_EXIT DISAS_TARGET_0 /* exit to main loop, pc updated */
203 #define DISAS_EXIT_UPDATE DISAS_TARGET_1 /* exit to main loop, pc stale */
204 #define DISAS_CHAIN DISAS_TARGET_2 /* lookup next tb, pc updated */
205 #define DISAS_CHAIN_UPDATE DISAS_TARGET_3 /* lookup next tb, pc stale */
207 /* Return true iff byteswap is needed in a scalar memop */
208 static inline bool need_byteswap(const DisasContext *ctx)
210 #if TARGET_BIG_ENDIAN
213 return !ctx->le_mode;
217 /* True when active word size < size of target_long. */
219 # define NARROW_MODE(C) (!(C)->sf_mode)
221 # define NARROW_MODE(C) 0
224 struct opc_handler_t {
225 /* invalid bits for instruction 1 (Rc(opcode) == 0) */
227 /* invalid bits for instruction 2 (Rc(opcode) == 1) */
229 /* instruction type */
231 /* extended instruction type */
234 void (*handler)(DisasContext *ctx);
237 static inline bool gen_serialize(DisasContext *ctx)
239 if (tb_cflags(ctx->base.tb) & CF_PARALLEL) {
240 /* Restart with exclusive lock. */
241 gen_helper_exit_atomic(cpu_env);
242 ctx->base.is_jmp = DISAS_NORETURN;
248 #if defined(TARGET_PPC64) && !defined(CONFIG_USER_ONLY)
249 static inline bool gen_serialize_core(DisasContext *ctx)
251 if (ctx->flags & POWERPC_FLAG_SMT) {
252 return gen_serialize(ctx);
259 /* SPR load/store helpers */
260 static inline void gen_load_spr(TCGv t, int reg)
262 tcg_gen_ld_tl(t, cpu_env, offsetof(CPUPPCState, spr[reg]));
265 static inline void gen_store_spr(int reg, TCGv t)
267 tcg_gen_st_tl(t, cpu_env, offsetof(CPUPPCState, spr[reg]));
270 static inline void gen_set_access_type(DisasContext *ctx, int access_type)
272 if (ctx->need_access_type && ctx->access_type != access_type) {
273 tcg_gen_movi_i32(cpu_access_type, access_type);
274 ctx->access_type = access_type;
278 static inline void gen_update_nip(DisasContext *ctx, target_ulong nip)
280 if (NARROW_MODE(ctx)) {
283 tcg_gen_movi_tl(cpu_nip, nip);
286 static void gen_exception_err(DisasContext *ctx, uint32_t excp, uint32_t error)
291 * These are all synchronous exceptions, we set the PC back to the
292 * faulting instruction
294 gen_update_nip(ctx, ctx->cia);
295 t0 = tcg_constant_i32(excp);
296 t1 = tcg_constant_i32(error);
297 gen_helper_raise_exception_err(cpu_env, t0, t1);
298 ctx->base.is_jmp = DISAS_NORETURN;
301 static void gen_exception(DisasContext *ctx, uint32_t excp)
306 * These are all synchronous exceptions, we set the PC back to the
307 * faulting instruction
309 gen_update_nip(ctx, ctx->cia);
310 t0 = tcg_constant_i32(excp);
311 gen_helper_raise_exception(cpu_env, t0);
312 ctx->base.is_jmp = DISAS_NORETURN;
315 static void gen_exception_nip(DisasContext *ctx, uint32_t excp,
320 gen_update_nip(ctx, nip);
321 t0 = tcg_constant_i32(excp);
322 gen_helper_raise_exception(cpu_env, t0);
323 ctx->base.is_jmp = DISAS_NORETURN;
326 #if !defined(CONFIG_USER_ONLY)
327 static void gen_ppc_maybe_interrupt(DisasContext *ctx)
329 translator_io_start(&ctx->base);
330 gen_helper_ppc_maybe_interrupt(cpu_env);
335 * Tells the caller what is the appropriate exception to generate and prepares
336 * SPR registers for this exception.
338 * The exception can be either POWERPC_EXCP_TRACE (on most PowerPCs) or
339 * POWERPC_EXCP_DEBUG (on BookE).
341 static uint32_t gen_prep_dbgex(DisasContext *ctx)
343 if (ctx->flags & POWERPC_FLAG_DE) {
344 target_ulong dbsr = 0;
345 if (ctx->singlestep_enabled & CPU_SINGLE_STEP) {
348 /* Must have been branch */
351 TCGv t0 = tcg_temp_new();
352 gen_load_spr(t0, SPR_BOOKE_DBSR);
353 tcg_gen_ori_tl(t0, t0, dbsr);
354 gen_store_spr(SPR_BOOKE_DBSR, t0);
355 return POWERPC_EXCP_DEBUG;
357 return POWERPC_EXCP_TRACE;
361 static void gen_debug_exception(DisasContext *ctx)
363 gen_helper_raise_exception(cpu_env, tcg_constant_i32(gen_prep_dbgex(ctx)));
364 ctx->base.is_jmp = DISAS_NORETURN;
367 static inline void gen_inval_exception(DisasContext *ctx, uint32_t error)
369 /* Will be converted to program check if needed */
370 gen_exception_err(ctx, POWERPC_EXCP_HV_EMU, POWERPC_EXCP_INVAL | error);
373 static inline void gen_priv_exception(DisasContext *ctx, uint32_t error)
375 gen_exception_err(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_PRIV | error);
378 static inline void gen_hvpriv_exception(DisasContext *ctx, uint32_t error)
380 /* Will be converted to program check if needed */
381 gen_exception_err(ctx, POWERPC_EXCP_HV_EMU, POWERPC_EXCP_PRIV | error);
384 /*****************************************************************************/
385 /* SPR READ/WRITE CALLBACKS */
387 void spr_noaccess(DisasContext *ctx, int gprn, int sprn)
390 sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5);
391 printf("ERROR: try to access SPR %d !\n", sprn);
395 /* #define PPC_DUMP_SPR_ACCESSES */
399 * do nothing but store/retrieve spr value
401 static void spr_load_dump_spr(int sprn)
403 #ifdef PPC_DUMP_SPR_ACCESSES
404 TCGv_i32 t0 = tcg_constant_i32(sprn);
405 gen_helper_load_dump_spr(cpu_env, t0);
409 void spr_read_generic(DisasContext *ctx, int gprn, int sprn)
411 gen_load_spr(cpu_gpr[gprn], sprn);
412 spr_load_dump_spr(sprn);
415 static void spr_store_dump_spr(int sprn)
417 #ifdef PPC_DUMP_SPR_ACCESSES
418 TCGv_i32 t0 = tcg_constant_i32(sprn);
419 gen_helper_store_dump_spr(cpu_env, t0);
423 void spr_write_generic(DisasContext *ctx, int sprn, int gprn)
425 gen_store_spr(sprn, cpu_gpr[gprn]);
426 spr_store_dump_spr(sprn);
429 void spr_write_generic32(DisasContext *ctx, int sprn, int gprn)
432 TCGv t0 = tcg_temp_new();
433 tcg_gen_ext32u_tl(t0, cpu_gpr[gprn]);
434 gen_store_spr(sprn, t0);
435 spr_store_dump_spr(sprn);
437 spr_write_generic(ctx, sprn, gprn);
441 static void spr_write_CTRL_ST(DisasContext *ctx, int sprn, int gprn)
443 /* This does not implement >1 thread */
444 TCGv t0 = tcg_temp_new();
445 TCGv t1 = tcg_temp_new();
446 tcg_gen_extract_tl(t0, cpu_gpr[gprn], 0, 1); /* Extract RUN field */
447 tcg_gen_shli_tl(t1, t0, 8); /* Duplicate the bit in TS */
448 tcg_gen_or_tl(t1, t1, t0);
449 gen_store_spr(sprn, t1);
452 void spr_write_CTRL(DisasContext *ctx, int sprn, int gprn)
454 if (!(ctx->flags & POWERPC_FLAG_SMT)) {
455 spr_write_CTRL_ST(ctx, sprn, gprn);
459 if (!gen_serialize(ctx)) {
463 gen_helper_spr_write_CTRL(cpu_env, tcg_constant_i32(sprn),
466 spr_store_dump_spr(sprn);
469 * SPR_CTRL writes must force a new translation block,
470 * allowing the PMU to calculate the run latch events with
473 ctx->base.is_jmp = DISAS_EXIT_UPDATE;
476 #if !defined(CONFIG_USER_ONLY)
477 void spr_write_clear(DisasContext *ctx, int sprn, int gprn)
479 TCGv t0 = tcg_temp_new();
480 TCGv t1 = tcg_temp_new();
481 gen_load_spr(t0, sprn);
482 tcg_gen_neg_tl(t1, cpu_gpr[gprn]);
483 tcg_gen_and_tl(t0, t0, t1);
484 gen_store_spr(sprn, t0);
487 void spr_access_nop(DisasContext *ctx, int sprn, int gprn)
493 /* SPR common to all PowerPC */
495 void spr_read_xer(DisasContext *ctx, int gprn, int sprn)
497 TCGv dst = cpu_gpr[gprn];
498 TCGv t0 = tcg_temp_new();
499 TCGv t1 = tcg_temp_new();
500 TCGv t2 = tcg_temp_new();
501 tcg_gen_mov_tl(dst, cpu_xer);
502 tcg_gen_shli_tl(t0, cpu_so, XER_SO);
503 tcg_gen_shli_tl(t1, cpu_ov, XER_OV);
504 tcg_gen_shli_tl(t2, cpu_ca, XER_CA);
505 tcg_gen_or_tl(t0, t0, t1);
506 tcg_gen_or_tl(dst, dst, t2);
507 tcg_gen_or_tl(dst, dst, t0);
508 if (is_isa300(ctx)) {
509 tcg_gen_shli_tl(t0, cpu_ov32, XER_OV32);
510 tcg_gen_or_tl(dst, dst, t0);
511 tcg_gen_shli_tl(t0, cpu_ca32, XER_CA32);
512 tcg_gen_or_tl(dst, dst, t0);
516 void spr_write_xer(DisasContext *ctx, int sprn, int gprn)
518 TCGv src = cpu_gpr[gprn];
519 /* Write all flags, while reading back check for isa300 */
520 tcg_gen_andi_tl(cpu_xer, src,
522 (1u << XER_OV) | (1u << XER_OV32) |
523 (1u << XER_CA) | (1u << XER_CA32)));
524 tcg_gen_extract_tl(cpu_ov32, src, XER_OV32, 1);
525 tcg_gen_extract_tl(cpu_ca32, src, XER_CA32, 1);
526 tcg_gen_extract_tl(cpu_so, src, XER_SO, 1);
527 tcg_gen_extract_tl(cpu_ov, src, XER_OV, 1);
528 tcg_gen_extract_tl(cpu_ca, src, XER_CA, 1);
532 void spr_read_lr(DisasContext *ctx, int gprn, int sprn)
534 tcg_gen_mov_tl(cpu_gpr[gprn], cpu_lr);
537 void spr_write_lr(DisasContext *ctx, int sprn, int gprn)
539 tcg_gen_mov_tl(cpu_lr, cpu_gpr[gprn]);
543 #if defined(TARGET_PPC64) && !defined(CONFIG_USER_ONLY)
544 void spr_read_cfar(DisasContext *ctx, int gprn, int sprn)
546 tcg_gen_mov_tl(cpu_gpr[gprn], cpu_cfar);
549 void spr_write_cfar(DisasContext *ctx, int sprn, int gprn)
551 tcg_gen_mov_tl(cpu_cfar, cpu_gpr[gprn]);
553 #endif /* defined(TARGET_PPC64) && !defined(CONFIG_USER_ONLY) */
556 void spr_read_ctr(DisasContext *ctx, int gprn, int sprn)
558 tcg_gen_mov_tl(cpu_gpr[gprn], cpu_ctr);
561 void spr_write_ctr(DisasContext *ctx, int sprn, int gprn)
563 tcg_gen_mov_tl(cpu_ctr, cpu_gpr[gprn]);
566 /* User read access to SPR */
572 void spr_read_ureg(DisasContext *ctx, int gprn, int sprn)
574 gen_load_spr(cpu_gpr[gprn], sprn + 0x10);
577 #if defined(TARGET_PPC64) && !defined(CONFIG_USER_ONLY)
578 void spr_write_ureg(DisasContext *ctx, int sprn, int gprn)
580 gen_store_spr(sprn + 0x10, cpu_gpr[gprn]);
584 /* SPR common to all non-embedded PowerPC */
586 #if !defined(CONFIG_USER_ONLY)
587 void spr_read_decr(DisasContext *ctx, int gprn, int sprn)
589 translator_io_start(&ctx->base);
590 gen_helper_load_decr(cpu_gpr[gprn], cpu_env);
593 void spr_write_decr(DisasContext *ctx, int sprn, int gprn)
595 translator_io_start(&ctx->base);
596 gen_helper_store_decr(cpu_env, cpu_gpr[gprn]);
600 /* SPR common to all non-embedded PowerPC, except 601 */
602 void spr_read_tbl(DisasContext *ctx, int gprn, int sprn)
604 translator_io_start(&ctx->base);
605 gen_helper_load_tbl(cpu_gpr[gprn], cpu_env);
608 void spr_read_tbu(DisasContext *ctx, int gprn, int sprn)
610 translator_io_start(&ctx->base);
611 gen_helper_load_tbu(cpu_gpr[gprn], cpu_env);
614 void spr_read_atbl(DisasContext *ctx, int gprn, int sprn)
616 gen_helper_load_atbl(cpu_gpr[gprn], cpu_env);
619 void spr_read_atbu(DisasContext *ctx, int gprn, int sprn)
621 gen_helper_load_atbu(cpu_gpr[gprn], cpu_env);
624 #if !defined(CONFIG_USER_ONLY)
625 void spr_write_tbl(DisasContext *ctx, int sprn, int gprn)
627 translator_io_start(&ctx->base);
628 gen_helper_store_tbl(cpu_env, cpu_gpr[gprn]);
631 void spr_write_tbu(DisasContext *ctx, int sprn, int gprn)
633 translator_io_start(&ctx->base);
634 gen_helper_store_tbu(cpu_env, cpu_gpr[gprn]);
637 void spr_write_atbl(DisasContext *ctx, int sprn, int gprn)
639 gen_helper_store_atbl(cpu_env, cpu_gpr[gprn]);
642 void spr_write_atbu(DisasContext *ctx, int sprn, int gprn)
644 gen_helper_store_atbu(cpu_env, cpu_gpr[gprn]);
647 #if defined(TARGET_PPC64)
648 void spr_read_purr(DisasContext *ctx, int gprn, int sprn)
650 translator_io_start(&ctx->base);
651 gen_helper_load_purr(cpu_gpr[gprn], cpu_env);
654 void spr_write_purr(DisasContext *ctx, int sprn, int gprn)
656 translator_io_start(&ctx->base);
657 gen_helper_store_purr(cpu_env, cpu_gpr[gprn]);
661 void spr_read_hdecr(DisasContext *ctx, int gprn, int sprn)
663 translator_io_start(&ctx->base);
664 gen_helper_load_hdecr(cpu_gpr[gprn], cpu_env);
667 void spr_write_hdecr(DisasContext *ctx, int sprn, int gprn)
669 translator_io_start(&ctx->base);
670 gen_helper_store_hdecr(cpu_env, cpu_gpr[gprn]);
673 void spr_read_vtb(DisasContext *ctx, int gprn, int sprn)
675 translator_io_start(&ctx->base);
676 gen_helper_load_vtb(cpu_gpr[gprn], cpu_env);
679 void spr_write_vtb(DisasContext *ctx, int sprn, int gprn)
681 translator_io_start(&ctx->base);
682 gen_helper_store_vtb(cpu_env, cpu_gpr[gprn]);
685 void spr_write_tbu40(DisasContext *ctx, int sprn, int gprn)
687 translator_io_start(&ctx->base);
688 gen_helper_store_tbu40(cpu_env, cpu_gpr[gprn]);
694 #if !defined(CONFIG_USER_ONLY)
695 /* IBAT0U...IBAT0U */
696 /* IBAT0L...IBAT7L */
697 void spr_read_ibat(DisasContext *ctx, int gprn, int sprn)
699 tcg_gen_ld_tl(cpu_gpr[gprn], cpu_env,
700 offsetof(CPUPPCState,
701 IBAT[sprn & 1][(sprn - SPR_IBAT0U) / 2]));
704 void spr_read_ibat_h(DisasContext *ctx, int gprn, int sprn)
706 tcg_gen_ld_tl(cpu_gpr[gprn], cpu_env,
707 offsetof(CPUPPCState,
708 IBAT[sprn & 1][((sprn - SPR_IBAT4U) / 2) + 4]));
711 void spr_write_ibatu(DisasContext *ctx, int sprn, int gprn)
713 TCGv_i32 t0 = tcg_constant_i32((sprn - SPR_IBAT0U) / 2);
714 gen_helper_store_ibatu(cpu_env, t0, cpu_gpr[gprn]);
717 void spr_write_ibatu_h(DisasContext *ctx, int sprn, int gprn)
719 TCGv_i32 t0 = tcg_constant_i32(((sprn - SPR_IBAT4U) / 2) + 4);
720 gen_helper_store_ibatu(cpu_env, t0, cpu_gpr[gprn]);
723 void spr_write_ibatl(DisasContext *ctx, int sprn, int gprn)
725 TCGv_i32 t0 = tcg_constant_i32((sprn - SPR_IBAT0L) / 2);
726 gen_helper_store_ibatl(cpu_env, t0, cpu_gpr[gprn]);
729 void spr_write_ibatl_h(DisasContext *ctx, int sprn, int gprn)
731 TCGv_i32 t0 = tcg_constant_i32(((sprn - SPR_IBAT4L) / 2) + 4);
732 gen_helper_store_ibatl(cpu_env, t0, cpu_gpr[gprn]);
735 /* DBAT0U...DBAT7U */
736 /* DBAT0L...DBAT7L */
737 void spr_read_dbat(DisasContext *ctx, int gprn, int sprn)
739 tcg_gen_ld_tl(cpu_gpr[gprn], cpu_env,
740 offsetof(CPUPPCState,
741 DBAT[sprn & 1][(sprn - SPR_DBAT0U) / 2]));
744 void spr_read_dbat_h(DisasContext *ctx, int gprn, int sprn)
746 tcg_gen_ld_tl(cpu_gpr[gprn], cpu_env,
747 offsetof(CPUPPCState,
748 DBAT[sprn & 1][((sprn - SPR_DBAT4U) / 2) + 4]));
751 void spr_write_dbatu(DisasContext *ctx, int sprn, int gprn)
753 TCGv_i32 t0 = tcg_constant_i32((sprn - SPR_DBAT0U) / 2);
754 gen_helper_store_dbatu(cpu_env, t0, cpu_gpr[gprn]);
757 void spr_write_dbatu_h(DisasContext *ctx, int sprn, int gprn)
759 TCGv_i32 t0 = tcg_constant_i32(((sprn - SPR_DBAT4U) / 2) + 4);
760 gen_helper_store_dbatu(cpu_env, t0, cpu_gpr[gprn]);
763 void spr_write_dbatl(DisasContext *ctx, int sprn, int gprn)
765 TCGv_i32 t0 = tcg_constant_i32((sprn - SPR_DBAT0L) / 2);
766 gen_helper_store_dbatl(cpu_env, t0, cpu_gpr[gprn]);
769 void spr_write_dbatl_h(DisasContext *ctx, int sprn, int gprn)
771 TCGv_i32 t0 = tcg_constant_i32(((sprn - SPR_DBAT4L) / 2) + 4);
772 gen_helper_store_dbatl(cpu_env, t0, cpu_gpr[gprn]);
776 void spr_write_sdr1(DisasContext *ctx, int sprn, int gprn)
778 gen_helper_store_sdr1(cpu_env, cpu_gpr[gprn]);
781 #if defined(TARGET_PPC64)
782 /* 64 bits PowerPC specific SPRs */
784 void spr_write_pidr(DisasContext *ctx, int sprn, int gprn)
786 gen_helper_store_pidr(cpu_env, cpu_gpr[gprn]);
789 void spr_write_lpidr(DisasContext *ctx, int sprn, int gprn)
791 gen_helper_store_lpidr(cpu_env, cpu_gpr[gprn]);
794 void spr_read_hior(DisasContext *ctx, int gprn, int sprn)
796 tcg_gen_ld_tl(cpu_gpr[gprn], cpu_env, offsetof(CPUPPCState, excp_prefix));
799 void spr_write_hior(DisasContext *ctx, int sprn, int gprn)
801 TCGv t0 = tcg_temp_new();
802 tcg_gen_andi_tl(t0, cpu_gpr[gprn], 0x3FFFFF00000ULL);
803 tcg_gen_st_tl(t0, cpu_env, offsetof(CPUPPCState, excp_prefix));
805 void spr_write_ptcr(DisasContext *ctx, int sprn, int gprn)
807 gen_helper_store_ptcr(cpu_env, cpu_gpr[gprn]);
810 void spr_write_pcr(DisasContext *ctx, int sprn, int gprn)
812 gen_helper_store_pcr(cpu_env, cpu_gpr[gprn]);
816 void spr_read_dpdes(DisasContext *ctx, int gprn, int sprn)
818 if (!gen_serialize_core(ctx)) {
822 gen_helper_load_dpdes(cpu_gpr[gprn], cpu_env);
825 void spr_write_dpdes(DisasContext *ctx, int sprn, int gprn)
827 if (!gen_serialize_core(ctx)) {
831 gen_helper_store_dpdes(cpu_env, cpu_gpr[gprn]);
836 /* PowerPC 40x specific registers */
837 #if !defined(CONFIG_USER_ONLY)
838 void spr_read_40x_pit(DisasContext *ctx, int gprn, int sprn)
840 translator_io_start(&ctx->base);
841 gen_helper_load_40x_pit(cpu_gpr[gprn], cpu_env);
844 void spr_write_40x_pit(DisasContext *ctx, int sprn, int gprn)
846 translator_io_start(&ctx->base);
847 gen_helper_store_40x_pit(cpu_env, cpu_gpr[gprn]);
850 void spr_write_40x_dbcr0(DisasContext *ctx, int sprn, int gprn)
852 translator_io_start(&ctx->base);
853 gen_store_spr(sprn, cpu_gpr[gprn]);
854 gen_helper_store_40x_dbcr0(cpu_env, cpu_gpr[gprn]);
855 /* We must stop translation as we may have rebooted */
856 ctx->base.is_jmp = DISAS_EXIT_UPDATE;
859 void spr_write_40x_sler(DisasContext *ctx, int sprn, int gprn)
861 translator_io_start(&ctx->base);
862 gen_helper_store_40x_sler(cpu_env, cpu_gpr[gprn]);
865 void spr_write_40x_tcr(DisasContext *ctx, int sprn, int gprn)
867 translator_io_start(&ctx->base);
868 gen_helper_store_40x_tcr(cpu_env, cpu_gpr[gprn]);
871 void spr_write_40x_tsr(DisasContext *ctx, int sprn, int gprn)
873 translator_io_start(&ctx->base);
874 gen_helper_store_40x_tsr(cpu_env, cpu_gpr[gprn]);
877 void spr_write_40x_pid(DisasContext *ctx, int sprn, int gprn)
879 TCGv t0 = tcg_temp_new();
880 tcg_gen_andi_tl(t0, cpu_gpr[gprn], 0xFF);
881 gen_helper_store_40x_pid(cpu_env, t0);
884 void spr_write_booke_tcr(DisasContext *ctx, int sprn, int gprn)
886 translator_io_start(&ctx->base);
887 gen_helper_store_booke_tcr(cpu_env, cpu_gpr[gprn]);
890 void spr_write_booke_tsr(DisasContext *ctx, int sprn, int gprn)
892 translator_io_start(&ctx->base);
893 gen_helper_store_booke_tsr(cpu_env, cpu_gpr[gprn]);
898 #if !defined(CONFIG_USER_ONLY)
899 void spr_write_pir(DisasContext *ctx, int sprn, int gprn)
901 TCGv t0 = tcg_temp_new();
902 tcg_gen_andi_tl(t0, cpu_gpr[gprn], 0xF);
903 gen_store_spr(SPR_PIR, t0);
907 /* SPE specific registers */
908 void spr_read_spefscr(DisasContext *ctx, int gprn, int sprn)
910 TCGv_i32 t0 = tcg_temp_new_i32();
911 tcg_gen_ld_i32(t0, cpu_env, offsetof(CPUPPCState, spe_fscr));
912 tcg_gen_extu_i32_tl(cpu_gpr[gprn], t0);
915 void spr_write_spefscr(DisasContext *ctx, int sprn, int gprn)
917 TCGv_i32 t0 = tcg_temp_new_i32();
918 tcg_gen_trunc_tl_i32(t0, cpu_gpr[gprn]);
919 tcg_gen_st_i32(t0, cpu_env, offsetof(CPUPPCState, spe_fscr));
922 #if !defined(CONFIG_USER_ONLY)
923 /* Callback used to write the exception vector base */
924 void spr_write_excp_prefix(DisasContext *ctx, int sprn, int gprn)
926 TCGv t0 = tcg_temp_new();
927 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUPPCState, ivpr_mask));
928 tcg_gen_and_tl(t0, t0, cpu_gpr[gprn]);
929 tcg_gen_st_tl(t0, cpu_env, offsetof(CPUPPCState, excp_prefix));
930 gen_store_spr(sprn, t0);
933 void spr_write_excp_vector(DisasContext *ctx, int sprn, int gprn)
937 if (sprn >= SPR_BOOKE_IVOR0 && sprn <= SPR_BOOKE_IVOR15) {
938 sprn_offs = sprn - SPR_BOOKE_IVOR0;
939 } else if (sprn >= SPR_BOOKE_IVOR32 && sprn <= SPR_BOOKE_IVOR37) {
940 sprn_offs = sprn - SPR_BOOKE_IVOR32 + 32;
941 } else if (sprn >= SPR_BOOKE_IVOR38 && sprn <= SPR_BOOKE_IVOR42) {
942 sprn_offs = sprn - SPR_BOOKE_IVOR38 + 38;
944 qemu_log_mask(LOG_GUEST_ERROR, "Trying to write an unknown exception"
945 " vector 0x%03x\n", sprn);
946 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
950 TCGv t0 = tcg_temp_new();
951 tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUPPCState, ivor_mask));
952 tcg_gen_and_tl(t0, t0, cpu_gpr[gprn]);
953 tcg_gen_st_tl(t0, cpu_env, offsetof(CPUPPCState, excp_vectors[sprn_offs]));
954 gen_store_spr(sprn, t0);
959 #ifndef CONFIG_USER_ONLY
960 void spr_write_amr(DisasContext *ctx, int sprn, int gprn)
962 TCGv t0 = tcg_temp_new();
963 TCGv t1 = tcg_temp_new();
964 TCGv t2 = tcg_temp_new();
967 * Note, the HV=1 PR=0 case is handled earlier by simply using
968 * spr_write_generic for HV mode in the SPR table
971 /* Build insertion mask into t1 based on context */
973 gen_load_spr(t1, SPR_UAMOR);
975 gen_load_spr(t1, SPR_AMOR);
978 /* Mask new bits into t2 */
979 tcg_gen_and_tl(t2, t1, cpu_gpr[gprn]);
981 /* Load AMR and clear new bits in t0 */
982 gen_load_spr(t0, SPR_AMR);
983 tcg_gen_andc_tl(t0, t0, t1);
985 /* Or'in new bits and write it out */
986 tcg_gen_or_tl(t0, t0, t2);
987 gen_store_spr(SPR_AMR, t0);
988 spr_store_dump_spr(SPR_AMR);
991 void spr_write_uamor(DisasContext *ctx, int sprn, int gprn)
993 TCGv t0 = tcg_temp_new();
994 TCGv t1 = tcg_temp_new();
995 TCGv t2 = tcg_temp_new();
998 * Note, the HV=1 case is handled earlier by simply using
999 * spr_write_generic for HV mode in the SPR table
1002 /* Build insertion mask into t1 based on context */
1003 gen_load_spr(t1, SPR_AMOR);
1005 /* Mask new bits into t2 */
1006 tcg_gen_and_tl(t2, t1, cpu_gpr[gprn]);
1008 /* Load AMR and clear new bits in t0 */
1009 gen_load_spr(t0, SPR_UAMOR);
1010 tcg_gen_andc_tl(t0, t0, t1);
1012 /* Or'in new bits and write it out */
1013 tcg_gen_or_tl(t0, t0, t2);
1014 gen_store_spr(SPR_UAMOR, t0);
1015 spr_store_dump_spr(SPR_UAMOR);
1018 void spr_write_iamr(DisasContext *ctx, int sprn, int gprn)
1020 TCGv t0 = tcg_temp_new();
1021 TCGv t1 = tcg_temp_new();
1022 TCGv t2 = tcg_temp_new();
1025 * Note, the HV=1 case is handled earlier by simply using
1026 * spr_write_generic for HV mode in the SPR table
1029 /* Build insertion mask into t1 based on context */
1030 gen_load_spr(t1, SPR_AMOR);
1032 /* Mask new bits into t2 */
1033 tcg_gen_and_tl(t2, t1, cpu_gpr[gprn]);
1035 /* Load AMR and clear new bits in t0 */
1036 gen_load_spr(t0, SPR_IAMR);
1037 tcg_gen_andc_tl(t0, t0, t1);
1039 /* Or'in new bits and write it out */
1040 tcg_gen_or_tl(t0, t0, t2);
1041 gen_store_spr(SPR_IAMR, t0);
1042 spr_store_dump_spr(SPR_IAMR);
1047 #ifndef CONFIG_USER_ONLY
1048 void spr_read_thrm(DisasContext *ctx, int gprn, int sprn)
1050 gen_helper_fixup_thrm(cpu_env);
1051 gen_load_spr(cpu_gpr[gprn], sprn);
1052 spr_load_dump_spr(sprn);
1054 #endif /* !CONFIG_USER_ONLY */
1056 #if !defined(CONFIG_USER_ONLY)
1057 void spr_write_e500_l1csr0(DisasContext *ctx, int sprn, int gprn)
1059 TCGv t0 = tcg_temp_new();
1061 tcg_gen_andi_tl(t0, cpu_gpr[gprn], L1CSR0_DCE | L1CSR0_CPE);
1062 gen_store_spr(sprn, t0);
1065 void spr_write_e500_l1csr1(DisasContext *ctx, int sprn, int gprn)
1067 TCGv t0 = tcg_temp_new();
1069 tcg_gen_andi_tl(t0, cpu_gpr[gprn], L1CSR1_ICE | L1CSR1_CPE);
1070 gen_store_spr(sprn, t0);
1073 void spr_write_e500_l2csr0(DisasContext *ctx, int sprn, int gprn)
1075 TCGv t0 = tcg_temp_new();
1077 tcg_gen_andi_tl(t0, cpu_gpr[gprn],
1078 ~(E500_L2CSR0_L2FI | E500_L2CSR0_L2FL | E500_L2CSR0_L2LFC));
1079 gen_store_spr(sprn, t0);
1082 void spr_write_booke206_mmucsr0(DisasContext *ctx, int sprn, int gprn)
1084 gen_helper_booke206_tlbflush(cpu_env, cpu_gpr[gprn]);
1087 void spr_write_booke_pid(DisasContext *ctx, int sprn, int gprn)
1089 TCGv_i32 t0 = tcg_constant_i32(sprn);
1090 gen_helper_booke_setpid(cpu_env, t0, cpu_gpr[gprn]);
1093 void spr_write_eplc(DisasContext *ctx, int sprn, int gprn)
1095 gen_helper_booke_set_eplc(cpu_env, cpu_gpr[gprn]);
1098 void spr_write_epsc(DisasContext *ctx, int sprn, int gprn)
1100 gen_helper_booke_set_epsc(cpu_env, cpu_gpr[gprn]);
1105 #if !defined(CONFIG_USER_ONLY)
1106 void spr_write_mas73(DisasContext *ctx, int sprn, int gprn)
1108 TCGv val = tcg_temp_new();
1109 tcg_gen_ext32u_tl(val, cpu_gpr[gprn]);
1110 gen_store_spr(SPR_BOOKE_MAS3, val);
1111 tcg_gen_shri_tl(val, cpu_gpr[gprn], 32);
1112 gen_store_spr(SPR_BOOKE_MAS7, val);
1115 void spr_read_mas73(DisasContext *ctx, int gprn, int sprn)
1117 TCGv mas7 = tcg_temp_new();
1118 TCGv mas3 = tcg_temp_new();
1119 gen_load_spr(mas7, SPR_BOOKE_MAS7);
1120 tcg_gen_shli_tl(mas7, mas7, 32);
1121 gen_load_spr(mas3, SPR_BOOKE_MAS3);
1122 tcg_gen_or_tl(cpu_gpr[gprn], mas3, mas7);
1128 static void gen_fscr_facility_check(DisasContext *ctx, int facility_sprn,
1129 int bit, int sprn, int cause)
1131 TCGv_i32 t1 = tcg_constant_i32(bit);
1132 TCGv_i32 t2 = tcg_constant_i32(sprn);
1133 TCGv_i32 t3 = tcg_constant_i32(cause);
1135 gen_helper_fscr_facility_check(cpu_env, t1, t2, t3);
1138 static void gen_msr_facility_check(DisasContext *ctx, int facility_sprn,
1139 int bit, int sprn, int cause)
1141 TCGv_i32 t1 = tcg_constant_i32(bit);
1142 TCGv_i32 t2 = tcg_constant_i32(sprn);
1143 TCGv_i32 t3 = tcg_constant_i32(cause);
1145 gen_helper_msr_facility_check(cpu_env, t1, t2, t3);
1148 void spr_read_prev_upper32(DisasContext *ctx, int gprn, int sprn)
1150 TCGv spr_up = tcg_temp_new();
1151 TCGv spr = tcg_temp_new();
1153 gen_load_spr(spr, sprn - 1);
1154 tcg_gen_shri_tl(spr_up, spr, 32);
1155 tcg_gen_ext32u_tl(cpu_gpr[gprn], spr_up);
1158 void spr_write_prev_upper32(DisasContext *ctx, int sprn, int gprn)
1160 TCGv spr = tcg_temp_new();
1162 gen_load_spr(spr, sprn - 1);
1163 tcg_gen_deposit_tl(spr, spr, cpu_gpr[gprn], 32, 32);
1164 gen_store_spr(sprn - 1, spr);
1167 #if !defined(CONFIG_USER_ONLY)
1168 void spr_write_hmer(DisasContext *ctx, int sprn, int gprn)
1170 TCGv hmer = tcg_temp_new();
1172 gen_load_spr(hmer, sprn);
1173 tcg_gen_and_tl(hmer, cpu_gpr[gprn], hmer);
1174 gen_store_spr(sprn, hmer);
1175 spr_store_dump_spr(sprn);
1178 void spr_read_tfmr(DisasContext *ctx, int gprn, int sprn)
1180 gen_helper_load_tfmr(cpu_gpr[gprn], cpu_env);
1183 void spr_write_tfmr(DisasContext *ctx, int sprn, int gprn)
1185 gen_helper_store_tfmr(cpu_env, cpu_gpr[gprn]);
1188 void spr_write_lpcr(DisasContext *ctx, int sprn, int gprn)
1190 translator_io_start(&ctx->base);
1191 gen_helper_store_lpcr(cpu_env, cpu_gpr[gprn]);
1193 #endif /* !defined(CONFIG_USER_ONLY) */
1195 void spr_read_tar(DisasContext *ctx, int gprn, int sprn)
1197 gen_fscr_facility_check(ctx, SPR_FSCR, FSCR_TAR, sprn, FSCR_IC_TAR);
1198 spr_read_generic(ctx, gprn, sprn);
1201 void spr_write_tar(DisasContext *ctx, int sprn, int gprn)
1203 gen_fscr_facility_check(ctx, SPR_FSCR, FSCR_TAR, sprn, FSCR_IC_TAR);
1204 spr_write_generic(ctx, sprn, gprn);
1207 void spr_read_tm(DisasContext *ctx, int gprn, int sprn)
1209 gen_msr_facility_check(ctx, SPR_FSCR, MSR_TM, sprn, FSCR_IC_TM);
1210 spr_read_generic(ctx, gprn, sprn);
1213 void spr_write_tm(DisasContext *ctx, int sprn, int gprn)
1215 gen_msr_facility_check(ctx, SPR_FSCR, MSR_TM, sprn, FSCR_IC_TM);
1216 spr_write_generic(ctx, sprn, gprn);
1219 void spr_read_tm_upper32(DisasContext *ctx, int gprn, int sprn)
1221 gen_msr_facility_check(ctx, SPR_FSCR, MSR_TM, sprn, FSCR_IC_TM);
1222 spr_read_prev_upper32(ctx, gprn, sprn);
1225 void spr_write_tm_upper32(DisasContext *ctx, int sprn, int gprn)
1227 gen_msr_facility_check(ctx, SPR_FSCR, MSR_TM, sprn, FSCR_IC_TM);
1228 spr_write_prev_upper32(ctx, sprn, gprn);
1231 void spr_read_ebb(DisasContext *ctx, int gprn, int sprn)
1233 gen_fscr_facility_check(ctx, SPR_FSCR, FSCR_EBB, sprn, FSCR_IC_EBB);
1234 spr_read_generic(ctx, gprn, sprn);
1237 void spr_write_ebb(DisasContext *ctx, int sprn, int gprn)
1239 gen_fscr_facility_check(ctx, SPR_FSCR, FSCR_EBB, sprn, FSCR_IC_EBB);
1240 spr_write_generic(ctx, sprn, gprn);
1243 void spr_read_ebb_upper32(DisasContext *ctx, int gprn, int sprn)
1245 gen_fscr_facility_check(ctx, SPR_FSCR, FSCR_EBB, sprn, FSCR_IC_EBB);
1246 spr_read_prev_upper32(ctx, gprn, sprn);
1249 void spr_write_ebb_upper32(DisasContext *ctx, int sprn, int gprn)
1251 gen_fscr_facility_check(ctx, SPR_FSCR, FSCR_EBB, sprn, FSCR_IC_EBB);
1252 spr_write_prev_upper32(ctx, sprn, gprn);
1255 void spr_read_dexcr_ureg(DisasContext *ctx, int gprn, int sprn)
1257 TCGv t0 = tcg_temp_new();
1260 * Access to the (H)DEXCR in problem state is done using separated
1261 * SPR indexes which are 16 below the SPR indexes which have full
1262 * access to the (H)DEXCR in privileged state. Problem state can
1263 * only read bits 32:63, bits 0:31 return 0.
1265 * See section 9.3.1-9.3.2 of PowerISA v3.1B
1268 gen_load_spr(t0, sprn + 16);
1269 tcg_gen_ext32u_tl(cpu_gpr[gprn], t0);
1273 #define GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
1274 GEN_OPCODE(name, opc1, opc2, opc3, inval, type, PPC_NONE)
1276 #define GEN_HANDLER_E(name, opc1, opc2, opc3, inval, type, type2) \
1277 GEN_OPCODE(name, opc1, opc2, opc3, inval, type, type2)
1279 #define GEN_HANDLER2(name, onam, opc1, opc2, opc3, inval, type) \
1280 GEN_OPCODE2(name, onam, opc1, opc2, opc3, inval, type, PPC_NONE)
1282 #define GEN_HANDLER2_E(name, onam, opc1, opc2, opc3, inval, type, type2) \
1283 GEN_OPCODE2(name, onam, opc1, opc2, opc3, inval, type, type2)
1285 #define GEN_HANDLER_E_2(name, opc1, opc2, opc3, opc4, inval, type, type2) \
1286 GEN_OPCODE3(name, opc1, opc2, opc3, opc4, inval, type, type2)
1288 #define GEN_HANDLER2_E_2(name, onam, opc1, opc2, opc3, opc4, inval, typ, typ2) \
1289 GEN_OPCODE4(name, onam, opc1, opc2, opc3, opc4, inval, typ, typ2)
1291 typedef struct opcode_t {
1292 unsigned char opc1, opc2, opc3, opc4;
1293 #if HOST_LONG_BITS == 64 /* Explicitly align to 64 bits */
1294 unsigned char pad[4];
1296 opc_handler_t handler;
1300 static void gen_priv_opc(DisasContext *ctx)
1302 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_OPC);
1305 /* Helpers for priv. check */
1306 #define GEN_PRIV(CTX) \
1308 gen_priv_opc(CTX); return; \
1311 #if defined(CONFIG_USER_ONLY)
1312 #define CHK_HV(CTX) GEN_PRIV(CTX)
1313 #define CHK_SV(CTX) GEN_PRIV(CTX)
1314 #define CHK_HVRM(CTX) GEN_PRIV(CTX)
1316 #define CHK_HV(CTX) \
1318 if (unlikely(ctx->pr || !ctx->hv)) {\
1322 #define CHK_SV(CTX) \
1324 if (unlikely(ctx->pr)) { \
1328 #define CHK_HVRM(CTX) \
1330 if (unlikely(ctx->pr || !ctx->hv || ctx->dr)) { \
1336 #define CHK_NONE(CTX)
1338 /*****************************************************************************/
1339 /* PowerPC instructions table */
1341 #define GEN_OPCODE(name, op1, op2, op3, invl, _typ, _typ2) \
1351 .handler = &gen_##name, \
1353 .oname = stringify(name), \
1355 #define GEN_OPCODE_DUAL(name, op1, op2, op3, invl1, invl2, _typ, _typ2) \
1366 .handler = &gen_##name, \
1368 .oname = stringify(name), \
1370 #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ, _typ2) \
1380 .handler = &gen_##name, \
1384 #define GEN_OPCODE3(name, op1, op2, op3, op4, invl, _typ, _typ2) \
1394 .handler = &gen_##name, \
1396 .oname = stringify(name), \
1398 #define GEN_OPCODE4(name, onam, op1, op2, op3, op4, invl, _typ, _typ2) \
1408 .handler = &gen_##name, \
1413 /* Invalid instruction */
1414 static void gen_invalid(DisasContext *ctx)
1416 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
1419 static opc_handler_t invalid_handler = {
1420 .inval1 = 0xFFFFFFFF,
1421 .inval2 = 0xFFFFFFFF,
1424 .handler = gen_invalid,
1427 /*** Integer comparison ***/
1429 static inline void gen_op_cmp(TCGv arg0, TCGv arg1, int s, int crf)
1431 TCGv t0 = tcg_temp_new();
1432 TCGv t1 = tcg_temp_new();
1433 TCGv_i32 t = tcg_temp_new_i32();
1435 tcg_gen_movi_tl(t0, CRF_EQ);
1436 tcg_gen_movi_tl(t1, CRF_LT);
1437 tcg_gen_movcond_tl((s ? TCG_COND_LT : TCG_COND_LTU),
1438 t0, arg0, arg1, t1, t0);
1439 tcg_gen_movi_tl(t1, CRF_GT);
1440 tcg_gen_movcond_tl((s ? TCG_COND_GT : TCG_COND_GTU),
1441 t0, arg0, arg1, t1, t0);
1443 tcg_gen_trunc_tl_i32(t, t0);
1444 tcg_gen_trunc_tl_i32(cpu_crf[crf], cpu_so);
1445 tcg_gen_or_i32(cpu_crf[crf], cpu_crf[crf], t);
1448 static inline void gen_op_cmpi(TCGv arg0, target_ulong arg1, int s, int crf)
1450 TCGv t0 = tcg_constant_tl(arg1);
1451 gen_op_cmp(arg0, t0, s, crf);
1454 static inline void gen_op_cmp32(TCGv arg0, TCGv arg1, int s, int crf)
1457 t0 = tcg_temp_new();
1458 t1 = tcg_temp_new();
1460 tcg_gen_ext32s_tl(t0, arg0);
1461 tcg_gen_ext32s_tl(t1, arg1);
1463 tcg_gen_ext32u_tl(t0, arg0);
1464 tcg_gen_ext32u_tl(t1, arg1);
1466 gen_op_cmp(t0, t1, s, crf);
1469 static inline void gen_op_cmpi32(TCGv arg0, target_ulong arg1, int s, int crf)
1471 TCGv t0 = tcg_constant_tl(arg1);
1472 gen_op_cmp32(arg0, t0, s, crf);
1475 static inline void gen_set_Rc0(DisasContext *ctx, TCGv reg)
1477 if (NARROW_MODE(ctx)) {
1478 gen_op_cmpi32(reg, 0, 1, 0);
1480 gen_op_cmpi(reg, 0, 1, 0);
1484 /* cmprb - range comparison: isupper, isaplha, islower*/
1485 static void gen_cmprb(DisasContext *ctx)
1487 TCGv_i32 src1 = tcg_temp_new_i32();
1488 TCGv_i32 src2 = tcg_temp_new_i32();
1489 TCGv_i32 src2lo = tcg_temp_new_i32();
1490 TCGv_i32 src2hi = tcg_temp_new_i32();
1491 TCGv_i32 crf = cpu_crf[crfD(ctx->opcode)];
1493 tcg_gen_trunc_tl_i32(src1, cpu_gpr[rA(ctx->opcode)]);
1494 tcg_gen_trunc_tl_i32(src2, cpu_gpr[rB(ctx->opcode)]);
1496 tcg_gen_andi_i32(src1, src1, 0xFF);
1497 tcg_gen_ext8u_i32(src2lo, src2);
1498 tcg_gen_shri_i32(src2, src2, 8);
1499 tcg_gen_ext8u_i32(src2hi, src2);
1501 tcg_gen_setcond_i32(TCG_COND_LEU, src2lo, src2lo, src1);
1502 tcg_gen_setcond_i32(TCG_COND_LEU, src2hi, src1, src2hi);
1503 tcg_gen_and_i32(crf, src2lo, src2hi);
1505 if (ctx->opcode & 0x00200000) {
1506 tcg_gen_shri_i32(src2, src2, 8);
1507 tcg_gen_ext8u_i32(src2lo, src2);
1508 tcg_gen_shri_i32(src2, src2, 8);
1509 tcg_gen_ext8u_i32(src2hi, src2);
1510 tcg_gen_setcond_i32(TCG_COND_LEU, src2lo, src2lo, src1);
1511 tcg_gen_setcond_i32(TCG_COND_LEU, src2hi, src1, src2hi);
1512 tcg_gen_and_i32(src2lo, src2lo, src2hi);
1513 tcg_gen_or_i32(crf, crf, src2lo);
1515 tcg_gen_shli_i32(crf, crf, CRF_GT_BIT);
1518 #if defined(TARGET_PPC64)
1520 static void gen_cmpeqb(DisasContext *ctx)
1522 gen_helper_cmpeqb(cpu_crf[crfD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
1523 cpu_gpr[rB(ctx->opcode)]);
1527 /* isel (PowerPC 2.03 specification) */
1528 static void gen_isel(DisasContext *ctx)
1530 uint32_t bi = rC(ctx->opcode);
1531 uint32_t mask = 0x08 >> (bi & 0x03);
1532 TCGv t0 = tcg_temp_new();
1535 tcg_gen_extu_i32_tl(t0, cpu_crf[bi >> 2]);
1536 tcg_gen_andi_tl(t0, t0, mask);
1538 zr = tcg_constant_tl(0);
1539 tcg_gen_movcond_tl(TCG_COND_NE, cpu_gpr[rD(ctx->opcode)], t0, zr,
1540 rA(ctx->opcode) ? cpu_gpr[rA(ctx->opcode)] : zr,
1541 cpu_gpr[rB(ctx->opcode)]);
1544 /* cmpb: PowerPC 2.05 specification */
1545 static void gen_cmpb(DisasContext *ctx)
1547 gen_helper_cmpb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)],
1548 cpu_gpr[rB(ctx->opcode)]);
1551 /*** Integer arithmetic ***/
1553 static inline void gen_op_arith_compute_ov(DisasContext *ctx, TCGv arg0,
1554 TCGv arg1, TCGv arg2, int sub)
1556 TCGv t0 = tcg_temp_new();
1558 tcg_gen_xor_tl(cpu_ov, arg0, arg2);
1559 tcg_gen_xor_tl(t0, arg1, arg2);
1561 tcg_gen_and_tl(cpu_ov, cpu_ov, t0);
1563 tcg_gen_andc_tl(cpu_ov, cpu_ov, t0);
1565 if (NARROW_MODE(ctx)) {
1566 tcg_gen_extract_tl(cpu_ov, cpu_ov, 31, 1);
1567 if (is_isa300(ctx)) {
1568 tcg_gen_mov_tl(cpu_ov32, cpu_ov);
1571 if (is_isa300(ctx)) {
1572 tcg_gen_extract_tl(cpu_ov32, cpu_ov, 31, 1);
1574 tcg_gen_extract_tl(cpu_ov, cpu_ov, TARGET_LONG_BITS - 1, 1);
1576 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov);
1579 static inline void gen_op_arith_compute_ca32(DisasContext *ctx,
1580 TCGv res, TCGv arg0, TCGv arg1,
1585 if (!is_isa300(ctx)) {
1589 t0 = tcg_temp_new();
1591 tcg_gen_eqv_tl(t0, arg0, arg1);
1593 tcg_gen_xor_tl(t0, arg0, arg1);
1595 tcg_gen_xor_tl(t0, t0, res);
1596 tcg_gen_extract_tl(ca32, t0, 32, 1);
1599 /* Common add function */
1600 static inline void gen_op_arith_add(DisasContext *ctx, TCGv ret, TCGv arg1,
1601 TCGv arg2, TCGv ca, TCGv ca32,
1602 bool add_ca, bool compute_ca,
1603 bool compute_ov, bool compute_rc0)
1607 if (compute_ca || compute_ov) {
1608 t0 = tcg_temp_new();
1612 if (NARROW_MODE(ctx)) {
1614 * Caution: a non-obvious corner case of the spec is that
1615 * we must produce the *entire* 64-bit addition, but
1616 * produce the carry into bit 32.
1618 TCGv t1 = tcg_temp_new();
1619 tcg_gen_xor_tl(t1, arg1, arg2); /* add without carry */
1620 tcg_gen_add_tl(t0, arg1, arg2);
1622 tcg_gen_add_tl(t0, t0, ca);
1624 tcg_gen_xor_tl(ca, t0, t1); /* bits changed w/ carry */
1625 tcg_gen_extract_tl(ca, ca, 32, 1);
1626 if (is_isa300(ctx)) {
1627 tcg_gen_mov_tl(ca32, ca);
1630 TCGv zero = tcg_constant_tl(0);
1632 tcg_gen_add2_tl(t0, ca, arg1, zero, ca, zero);
1633 tcg_gen_add2_tl(t0, ca, t0, ca, arg2, zero);
1635 tcg_gen_add2_tl(t0, ca, arg1, zero, arg2, zero);
1637 gen_op_arith_compute_ca32(ctx, t0, arg1, arg2, ca32, 0);
1640 tcg_gen_add_tl(t0, arg1, arg2);
1642 tcg_gen_add_tl(t0, t0, ca);
1647 gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 0);
1649 if (unlikely(compute_rc0)) {
1650 gen_set_Rc0(ctx, t0);
1654 tcg_gen_mov_tl(ret, t0);
1657 /* Add functions with two operands */
1658 #define GEN_INT_ARITH_ADD(name, opc3, ca, add_ca, compute_ca, compute_ov) \
1659 static void glue(gen_, name)(DisasContext *ctx) \
1661 gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \
1662 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
1664 add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \
1666 /* Add functions with one operand and one immediate */
1667 #define GEN_INT_ARITH_ADD_CONST(name, opc3, const_val, ca, \
1668 add_ca, compute_ca, compute_ov) \
1669 static void glue(gen_, name)(DisasContext *ctx) \
1671 TCGv t0 = tcg_constant_tl(const_val); \
1672 gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \
1673 cpu_gpr[rA(ctx->opcode)], t0, \
1675 add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \
1678 /* add add. addo addo. */
1679 GEN_INT_ARITH_ADD(add, 0x08, cpu_ca, 0, 0, 0)
1680 GEN_INT_ARITH_ADD(addo, 0x18, cpu_ca, 0, 0, 1)
1681 /* addc addc. addco addco. */
1682 GEN_INT_ARITH_ADD(addc, 0x00, cpu_ca, 0, 1, 0)
1683 GEN_INT_ARITH_ADD(addco, 0x10, cpu_ca, 0, 1, 1)
1684 /* adde adde. addeo addeo. */
1685 GEN_INT_ARITH_ADD(adde, 0x04, cpu_ca, 1, 1, 0)
1686 GEN_INT_ARITH_ADD(addeo, 0x14, cpu_ca, 1, 1, 1)
1687 /* addme addme. addmeo addmeo. */
1688 GEN_INT_ARITH_ADD_CONST(addme, 0x07, -1LL, cpu_ca, 1, 1, 0)
1689 GEN_INT_ARITH_ADD_CONST(addmeo, 0x17, -1LL, cpu_ca, 1, 1, 1)
1691 GEN_INT_ARITH_ADD(addex, 0x05, cpu_ov, 1, 1, 0);
1692 /* addze addze. addzeo addzeo.*/
1693 GEN_INT_ARITH_ADD_CONST(addze, 0x06, 0, cpu_ca, 1, 1, 0)
1694 GEN_INT_ARITH_ADD_CONST(addzeo, 0x16, 0, cpu_ca, 1, 1, 1)
1696 static inline void gen_op_addic(DisasContext *ctx, bool compute_rc0)
1698 TCGv c = tcg_constant_tl(SIMM(ctx->opcode));
1699 gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
1700 c, cpu_ca, cpu_ca32, 0, 1, 0, compute_rc0);
1703 static void gen_addic(DisasContext *ctx)
1705 gen_op_addic(ctx, 0);
1708 static void gen_addic_(DisasContext *ctx)
1710 gen_op_addic(ctx, 1);
1713 static inline void gen_op_arith_divw(DisasContext *ctx, TCGv ret, TCGv arg1,
1714 TCGv arg2, int sign, int compute_ov)
1716 TCGv_i32 t0 = tcg_temp_new_i32();
1717 TCGv_i32 t1 = tcg_temp_new_i32();
1718 TCGv_i32 t2 = tcg_temp_new_i32();
1719 TCGv_i32 t3 = tcg_temp_new_i32();
1721 tcg_gen_trunc_tl_i32(t0, arg1);
1722 tcg_gen_trunc_tl_i32(t1, arg2);
1724 tcg_gen_setcondi_i32(TCG_COND_EQ, t2, t0, INT_MIN);
1725 tcg_gen_setcondi_i32(TCG_COND_EQ, t3, t1, -1);
1726 tcg_gen_and_i32(t2, t2, t3);
1727 tcg_gen_setcondi_i32(TCG_COND_EQ, t3, t1, 0);
1728 tcg_gen_or_i32(t2, t2, t3);
1729 tcg_gen_movi_i32(t3, 0);
1730 tcg_gen_movcond_i32(TCG_COND_NE, t1, t2, t3, t2, t1);
1731 tcg_gen_div_i32(t3, t0, t1);
1732 tcg_gen_extu_i32_tl(ret, t3);
1734 tcg_gen_setcondi_i32(TCG_COND_EQ, t2, t1, 0);
1735 tcg_gen_movi_i32(t3, 0);
1736 tcg_gen_movcond_i32(TCG_COND_NE, t1, t2, t3, t2, t1);
1737 tcg_gen_divu_i32(t3, t0, t1);
1738 tcg_gen_extu_i32_tl(ret, t3);
1741 tcg_gen_extu_i32_tl(cpu_ov, t2);
1742 if (is_isa300(ctx)) {
1743 tcg_gen_extu_i32_tl(cpu_ov32, t2);
1745 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov);
1748 if (unlikely(Rc(ctx->opcode) != 0)) {
1749 gen_set_Rc0(ctx, ret);
1753 #define GEN_INT_ARITH_DIVW(name, opc3, sign, compute_ov) \
1754 static void glue(gen_, name)(DisasContext *ctx) \
1756 gen_op_arith_divw(ctx, cpu_gpr[rD(ctx->opcode)], \
1757 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
1758 sign, compute_ov); \
1760 /* divwu divwu. divwuo divwuo. */
1761 GEN_INT_ARITH_DIVW(divwu, 0x0E, 0, 0);
1762 GEN_INT_ARITH_DIVW(divwuo, 0x1E, 0, 1);
1763 /* divw divw. divwo divwo. */
1764 GEN_INT_ARITH_DIVW(divw, 0x0F, 1, 0);
1765 GEN_INT_ARITH_DIVW(divwo, 0x1F, 1, 1);
1767 /* div[wd]eu[o][.] */
1768 #define GEN_DIVE(name, hlpr, compute_ov) \
1769 static void gen_##name(DisasContext *ctx) \
1771 TCGv_i32 t0 = tcg_constant_i32(compute_ov); \
1772 gen_helper_##hlpr(cpu_gpr[rD(ctx->opcode)], cpu_env, \
1773 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0); \
1774 if (unlikely(Rc(ctx->opcode) != 0)) { \
1775 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); \
1779 GEN_DIVE(divweu, divweu, 0);
1780 GEN_DIVE(divweuo, divweu, 1);
1781 GEN_DIVE(divwe, divwe, 0);
1782 GEN_DIVE(divweo, divwe, 1);
1784 #if defined(TARGET_PPC64)
1785 static inline void gen_op_arith_divd(DisasContext *ctx, TCGv ret, TCGv arg1,
1786 TCGv arg2, int sign, int compute_ov)
1788 TCGv_i64 t0 = tcg_temp_new_i64();
1789 TCGv_i64 t1 = tcg_temp_new_i64();
1790 TCGv_i64 t2 = tcg_temp_new_i64();
1791 TCGv_i64 t3 = tcg_temp_new_i64();
1793 tcg_gen_mov_i64(t0, arg1);
1794 tcg_gen_mov_i64(t1, arg2);
1796 tcg_gen_setcondi_i64(TCG_COND_EQ, t2, t0, INT64_MIN);
1797 tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, -1);
1798 tcg_gen_and_i64(t2, t2, t3);
1799 tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, 0);
1800 tcg_gen_or_i64(t2, t2, t3);
1801 tcg_gen_movi_i64(t3, 0);
1802 tcg_gen_movcond_i64(TCG_COND_NE, t1, t2, t3, t2, t1);
1803 tcg_gen_div_i64(ret, t0, t1);
1805 tcg_gen_setcondi_i64(TCG_COND_EQ, t2, t1, 0);
1806 tcg_gen_movi_i64(t3, 0);
1807 tcg_gen_movcond_i64(TCG_COND_NE, t1, t2, t3, t2, t1);
1808 tcg_gen_divu_i64(ret, t0, t1);
1811 tcg_gen_mov_tl(cpu_ov, t2);
1812 if (is_isa300(ctx)) {
1813 tcg_gen_mov_tl(cpu_ov32, t2);
1815 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov);
1818 if (unlikely(Rc(ctx->opcode) != 0)) {
1819 gen_set_Rc0(ctx, ret);
1823 #define GEN_INT_ARITH_DIVD(name, opc3, sign, compute_ov) \
1824 static void glue(gen_, name)(DisasContext *ctx) \
1826 gen_op_arith_divd(ctx, cpu_gpr[rD(ctx->opcode)], \
1827 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
1828 sign, compute_ov); \
1830 /* divdu divdu. divduo divduo. */
1831 GEN_INT_ARITH_DIVD(divdu, 0x0E, 0, 0);
1832 GEN_INT_ARITH_DIVD(divduo, 0x1E, 0, 1);
1833 /* divd divd. divdo divdo. */
1834 GEN_INT_ARITH_DIVD(divd, 0x0F, 1, 0);
1835 GEN_INT_ARITH_DIVD(divdo, 0x1F, 1, 1);
1837 GEN_DIVE(divdeu, divdeu, 0);
1838 GEN_DIVE(divdeuo, divdeu, 1);
1839 GEN_DIVE(divde, divde, 0);
1840 GEN_DIVE(divdeo, divde, 1);
1843 static inline void gen_op_arith_modw(DisasContext *ctx, TCGv ret, TCGv arg1,
1844 TCGv arg2, int sign)
1846 TCGv_i32 t0 = tcg_temp_new_i32();
1847 TCGv_i32 t1 = tcg_temp_new_i32();
1849 tcg_gen_trunc_tl_i32(t0, arg1);
1850 tcg_gen_trunc_tl_i32(t1, arg2);
1852 TCGv_i32 t2 = tcg_temp_new_i32();
1853 TCGv_i32 t3 = tcg_temp_new_i32();
1854 tcg_gen_setcondi_i32(TCG_COND_EQ, t2, t0, INT_MIN);
1855 tcg_gen_setcondi_i32(TCG_COND_EQ, t3, t1, -1);
1856 tcg_gen_and_i32(t2, t2, t3);
1857 tcg_gen_setcondi_i32(TCG_COND_EQ, t3, t1, 0);
1858 tcg_gen_or_i32(t2, t2, t3);
1859 tcg_gen_movi_i32(t3, 0);
1860 tcg_gen_movcond_i32(TCG_COND_NE, t1, t2, t3, t2, t1);
1861 tcg_gen_rem_i32(t3, t0, t1);
1862 tcg_gen_ext_i32_tl(ret, t3);
1864 TCGv_i32 t2 = tcg_constant_i32(1);
1865 TCGv_i32 t3 = tcg_constant_i32(0);
1866 tcg_gen_movcond_i32(TCG_COND_EQ, t1, t1, t3, t2, t1);
1867 tcg_gen_remu_i32(t0, t0, t1);
1868 tcg_gen_extu_i32_tl(ret, t0);
1872 #define GEN_INT_ARITH_MODW(name, opc3, sign) \
1873 static void glue(gen_, name)(DisasContext *ctx) \
1875 gen_op_arith_modw(ctx, cpu_gpr[rD(ctx->opcode)], \
1876 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
1880 GEN_INT_ARITH_MODW(moduw, 0x08, 0);
1881 GEN_INT_ARITH_MODW(modsw, 0x18, 1);
1883 #if defined(TARGET_PPC64)
1884 static inline void gen_op_arith_modd(DisasContext *ctx, TCGv ret, TCGv arg1,
1885 TCGv arg2, int sign)
1887 TCGv_i64 t0 = tcg_temp_new_i64();
1888 TCGv_i64 t1 = tcg_temp_new_i64();
1890 tcg_gen_mov_i64(t0, arg1);
1891 tcg_gen_mov_i64(t1, arg2);
1893 TCGv_i64 t2 = tcg_temp_new_i64();
1894 TCGv_i64 t3 = tcg_temp_new_i64();
1895 tcg_gen_setcondi_i64(TCG_COND_EQ, t2, t0, INT64_MIN);
1896 tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, -1);
1897 tcg_gen_and_i64(t2, t2, t3);
1898 tcg_gen_setcondi_i64(TCG_COND_EQ, t3, t1, 0);
1899 tcg_gen_or_i64(t2, t2, t3);
1900 tcg_gen_movi_i64(t3, 0);
1901 tcg_gen_movcond_i64(TCG_COND_NE, t1, t2, t3, t2, t1);
1902 tcg_gen_rem_i64(ret, t0, t1);
1904 TCGv_i64 t2 = tcg_constant_i64(1);
1905 TCGv_i64 t3 = tcg_constant_i64(0);
1906 tcg_gen_movcond_i64(TCG_COND_EQ, t1, t1, t3, t2, t1);
1907 tcg_gen_remu_i64(ret, t0, t1);
1911 #define GEN_INT_ARITH_MODD(name, opc3, sign) \
1912 static void glue(gen_, name)(DisasContext *ctx) \
1914 gen_op_arith_modd(ctx, cpu_gpr[rD(ctx->opcode)], \
1915 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
1919 GEN_INT_ARITH_MODD(modud, 0x08, 0);
1920 GEN_INT_ARITH_MODD(modsd, 0x18, 1);
1924 static void gen_mulhw(DisasContext *ctx)
1926 TCGv_i32 t0 = tcg_temp_new_i32();
1927 TCGv_i32 t1 = tcg_temp_new_i32();
1929 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]);
1930 tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]);
1931 tcg_gen_muls2_i32(t0, t1, t0, t1);
1932 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t1);
1933 if (unlikely(Rc(ctx->opcode) != 0)) {
1934 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
1938 /* mulhwu mulhwu. */
1939 static void gen_mulhwu(DisasContext *ctx)
1941 TCGv_i32 t0 = tcg_temp_new_i32();
1942 TCGv_i32 t1 = tcg_temp_new_i32();
1944 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]);
1945 tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]);
1946 tcg_gen_mulu2_i32(t0, t1, t0, t1);
1947 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t1);
1948 if (unlikely(Rc(ctx->opcode) != 0)) {
1949 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
1954 static void gen_mullw(DisasContext *ctx)
1956 #if defined(TARGET_PPC64)
1958 t0 = tcg_temp_new_i64();
1959 t1 = tcg_temp_new_i64();
1960 tcg_gen_ext32s_tl(t0, cpu_gpr[rA(ctx->opcode)]);
1961 tcg_gen_ext32s_tl(t1, cpu_gpr[rB(ctx->opcode)]);
1962 tcg_gen_mul_i64(cpu_gpr[rD(ctx->opcode)], t0, t1);
1964 tcg_gen_mul_i32(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
1965 cpu_gpr[rB(ctx->opcode)]);
1967 if (unlikely(Rc(ctx->opcode) != 0)) {
1968 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
1972 /* mullwo mullwo. */
1973 static void gen_mullwo(DisasContext *ctx)
1975 TCGv_i32 t0 = tcg_temp_new_i32();
1976 TCGv_i32 t1 = tcg_temp_new_i32();
1978 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]);
1979 tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]);
1980 tcg_gen_muls2_i32(t0, t1, t0, t1);
1981 #if defined(TARGET_PPC64)
1982 tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1);
1984 tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], t0);
1987 tcg_gen_sari_i32(t0, t0, 31);
1988 tcg_gen_setcond_i32(TCG_COND_NE, t0, t0, t1);
1989 tcg_gen_extu_i32_tl(cpu_ov, t0);
1990 if (is_isa300(ctx)) {
1991 tcg_gen_mov_tl(cpu_ov32, cpu_ov);
1993 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov);
1995 if (unlikely(Rc(ctx->opcode) != 0)) {
1996 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
2001 static void gen_mulli(DisasContext *ctx)
2003 tcg_gen_muli_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
2007 #if defined(TARGET_PPC64)
2009 static void gen_mulhd(DisasContext *ctx)
2011 TCGv lo = tcg_temp_new();
2012 tcg_gen_muls2_tl(lo, cpu_gpr[rD(ctx->opcode)],
2013 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
2014 if (unlikely(Rc(ctx->opcode) != 0)) {
2015 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
2019 /* mulhdu mulhdu. */
2020 static void gen_mulhdu(DisasContext *ctx)
2022 TCGv lo = tcg_temp_new();
2023 tcg_gen_mulu2_tl(lo, cpu_gpr[rD(ctx->opcode)],
2024 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
2025 if (unlikely(Rc(ctx->opcode) != 0)) {
2026 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
2031 static void gen_mulld(DisasContext *ctx)
2033 tcg_gen_mul_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
2034 cpu_gpr[rB(ctx->opcode)]);
2035 if (unlikely(Rc(ctx->opcode) != 0)) {
2036 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
2040 /* mulldo mulldo. */
2041 static void gen_mulldo(DisasContext *ctx)
2043 TCGv_i64 t0 = tcg_temp_new_i64();
2044 TCGv_i64 t1 = tcg_temp_new_i64();
2046 tcg_gen_muls2_i64(t0, t1, cpu_gpr[rA(ctx->opcode)],
2047 cpu_gpr[rB(ctx->opcode)]);
2048 tcg_gen_mov_i64(cpu_gpr[rD(ctx->opcode)], t0);
2050 tcg_gen_sari_i64(t0, t0, 63);
2051 tcg_gen_setcond_i64(TCG_COND_NE, cpu_ov, t0, t1);
2052 if (is_isa300(ctx)) {
2053 tcg_gen_mov_tl(cpu_ov32, cpu_ov);
2055 tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov);
2057 if (unlikely(Rc(ctx->opcode) != 0)) {
2058 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
2063 /* Common subf function */
2064 static inline void gen_op_arith_subf(DisasContext *ctx, TCGv ret, TCGv arg1,
2065 TCGv arg2, bool add_ca, bool compute_ca,
2066 bool compute_ov, bool compute_rc0)
2070 if (compute_ca || compute_ov) {
2071 t0 = tcg_temp_new();
2075 /* dest = ~arg1 + arg2 [+ ca]. */
2076 if (NARROW_MODE(ctx)) {
2078 * Caution: a non-obvious corner case of the spec is that
2079 * we must produce the *entire* 64-bit addition, but
2080 * produce the carry into bit 32.
2082 TCGv inv1 = tcg_temp_new();
2083 TCGv t1 = tcg_temp_new();
2084 tcg_gen_not_tl(inv1, arg1);
2086 tcg_gen_add_tl(t0, arg2, cpu_ca);
2088 tcg_gen_addi_tl(t0, arg2, 1);
2090 tcg_gen_xor_tl(t1, arg2, inv1); /* add without carry */
2091 tcg_gen_add_tl(t0, t0, inv1);
2092 tcg_gen_xor_tl(cpu_ca, t0, t1); /* bits changes w/ carry */
2093 tcg_gen_extract_tl(cpu_ca, cpu_ca, 32, 1);
2094 if (is_isa300(ctx)) {
2095 tcg_gen_mov_tl(cpu_ca32, cpu_ca);
2097 } else if (add_ca) {
2098 TCGv zero, inv1 = tcg_temp_new();
2099 tcg_gen_not_tl(inv1, arg1);
2100 zero = tcg_constant_tl(0);
2101 tcg_gen_add2_tl(t0, cpu_ca, arg2, zero, cpu_ca, zero);
2102 tcg_gen_add2_tl(t0, cpu_ca, t0, cpu_ca, inv1, zero);
2103 gen_op_arith_compute_ca32(ctx, t0, inv1, arg2, cpu_ca32, 0);
2105 tcg_gen_setcond_tl(TCG_COND_GEU, cpu_ca, arg2, arg1);
2106 tcg_gen_sub_tl(t0, arg2, arg1);
2107 gen_op_arith_compute_ca32(ctx, t0, arg1, arg2, cpu_ca32, 1);
2109 } else if (add_ca) {
2111 * Since we're ignoring carry-out, we can simplify the
2112 * standard ~arg1 + arg2 + ca to arg2 - arg1 + ca - 1.
2114 tcg_gen_sub_tl(t0, arg2, arg1);
2115 tcg_gen_add_tl(t0, t0, cpu_ca);
2116 tcg_gen_subi_tl(t0, t0, 1);
2118 tcg_gen_sub_tl(t0, arg2, arg1);
2122 gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 1);
2124 if (unlikely(compute_rc0)) {
2125 gen_set_Rc0(ctx, t0);
2129 tcg_gen_mov_tl(ret, t0);
2132 /* Sub functions with Two operands functions */
2133 #define GEN_INT_ARITH_SUBF(name, opc3, add_ca, compute_ca, compute_ov) \
2134 static void glue(gen_, name)(DisasContext *ctx) \
2136 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \
2137 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
2138 add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \
2140 /* Sub functions with one operand and one immediate */
2141 #define GEN_INT_ARITH_SUBF_CONST(name, opc3, const_val, \
2142 add_ca, compute_ca, compute_ov) \
2143 static void glue(gen_, name)(DisasContext *ctx) \
2145 TCGv t0 = tcg_constant_tl(const_val); \
2146 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \
2147 cpu_gpr[rA(ctx->opcode)], t0, \
2148 add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \
2150 /* subf subf. subfo subfo. */
2151 GEN_INT_ARITH_SUBF(subf, 0x01, 0, 0, 0)
2152 GEN_INT_ARITH_SUBF(subfo, 0x11, 0, 0, 1)
2153 /* subfc subfc. subfco subfco. */
2154 GEN_INT_ARITH_SUBF(subfc, 0x00, 0, 1, 0)
2155 GEN_INT_ARITH_SUBF(subfco, 0x10, 0, 1, 1)
2156 /* subfe subfe. subfeo subfo. */
2157 GEN_INT_ARITH_SUBF(subfe, 0x04, 1, 1, 0)
2158 GEN_INT_ARITH_SUBF(subfeo, 0x14, 1, 1, 1)
2159 /* subfme subfme. subfmeo subfmeo. */
2160 GEN_INT_ARITH_SUBF_CONST(subfme, 0x07, -1LL, 1, 1, 0)
2161 GEN_INT_ARITH_SUBF_CONST(subfmeo, 0x17, -1LL, 1, 1, 1)
2162 /* subfze subfze. subfzeo subfzeo.*/
2163 GEN_INT_ARITH_SUBF_CONST(subfze, 0x06, 0, 1, 1, 0)
2164 GEN_INT_ARITH_SUBF_CONST(subfzeo, 0x16, 0, 1, 1, 1)
2167 static void gen_subfic(DisasContext *ctx)
2169 TCGv c = tcg_constant_tl(SIMM(ctx->opcode));
2170 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
2174 /* neg neg. nego nego. */
2175 static inline void gen_op_arith_neg(DisasContext *ctx, bool compute_ov)
2177 TCGv zero = tcg_constant_tl(0);
2178 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
2179 zero, 0, 0, compute_ov, Rc(ctx->opcode));
2182 static void gen_neg(DisasContext *ctx)
2184 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
2185 if (unlikely(Rc(ctx->opcode))) {
2186 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
2190 static void gen_nego(DisasContext *ctx)
2192 gen_op_arith_neg(ctx, 1);
2195 /*** Integer logical ***/
2196 #define GEN_LOGICAL2(name, tcg_op, opc, type) \
2197 static void glue(gen_, name)(DisasContext *ctx) \
2199 tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], \
2200 cpu_gpr[rB(ctx->opcode)]); \
2201 if (unlikely(Rc(ctx->opcode) != 0)) \
2202 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \
2205 #define GEN_LOGICAL1(name, tcg_op, opc, type) \
2206 static void glue(gen_, name)(DisasContext *ctx) \
2208 tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); \
2209 if (unlikely(Rc(ctx->opcode) != 0)) \
2210 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \
2214 GEN_LOGICAL2(and, tcg_gen_and_tl, 0x00, PPC_INTEGER);
2216 GEN_LOGICAL2(andc, tcg_gen_andc_tl, 0x01, PPC_INTEGER);
2219 static void gen_andi_(DisasContext *ctx)
2221 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)],
2223 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
2227 static void gen_andis_(DisasContext *ctx)
2229 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)],
2230 UIMM(ctx->opcode) << 16);
2231 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
2235 static void gen_cntlzw(DisasContext *ctx)
2237 TCGv_i32 t = tcg_temp_new_i32();
2239 tcg_gen_trunc_tl_i32(t, cpu_gpr[rS(ctx->opcode)]);
2240 tcg_gen_clzi_i32(t, t, 32);
2241 tcg_gen_extu_i32_tl(cpu_gpr[rA(ctx->opcode)], t);
2243 if (unlikely(Rc(ctx->opcode) != 0)) {
2244 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
2249 static void gen_cnttzw(DisasContext *ctx)
2251 TCGv_i32 t = tcg_temp_new_i32();
2253 tcg_gen_trunc_tl_i32(t, cpu_gpr[rS(ctx->opcode)]);
2254 tcg_gen_ctzi_i32(t, t, 32);
2255 tcg_gen_extu_i32_tl(cpu_gpr[rA(ctx->opcode)], t);
2257 if (unlikely(Rc(ctx->opcode) != 0)) {
2258 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
2263 GEN_LOGICAL2(eqv, tcg_gen_eqv_tl, 0x08, PPC_INTEGER);
2264 /* extsb & extsb. */
2265 GEN_LOGICAL1(extsb, tcg_gen_ext8s_tl, 0x1D, PPC_INTEGER);
2266 /* extsh & extsh. */
2267 GEN_LOGICAL1(extsh, tcg_gen_ext16s_tl, 0x1C, PPC_INTEGER);
2269 GEN_LOGICAL2(nand, tcg_gen_nand_tl, 0x0E, PPC_INTEGER);
2271 GEN_LOGICAL2(nor, tcg_gen_nor_tl, 0x03, PPC_INTEGER);
2273 #if defined(TARGET_PPC64) && !defined(CONFIG_USER_ONLY)
2274 static void gen_pause(DisasContext *ctx)
2276 TCGv_i32 t0 = tcg_constant_i32(0);
2277 tcg_gen_st_i32(t0, cpu_env,
2278 -offsetof(PowerPCCPU, env) + offsetof(CPUState, halted));
2280 /* Stop translation, this gives other CPUs a chance to run */
2281 gen_exception_nip(ctx, EXCP_HLT, ctx->base.pc_next);
2283 #endif /* defined(TARGET_PPC64) */
2286 static void gen_or(DisasContext *ctx)
2290 rs = rS(ctx->opcode);
2291 ra = rA(ctx->opcode);
2292 rb = rB(ctx->opcode);
2293 /* Optimisation for mr. ri case */
2294 if (rs != ra || rs != rb) {
2296 tcg_gen_or_tl(cpu_gpr[ra], cpu_gpr[rs], cpu_gpr[rb]);
2298 tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rs]);
2300 if (unlikely(Rc(ctx->opcode) != 0)) {
2301 gen_set_Rc0(ctx, cpu_gpr[ra]);
2303 } else if (unlikely(Rc(ctx->opcode) != 0)) {
2304 gen_set_Rc0(ctx, cpu_gpr[rs]);
2305 #if defined(TARGET_PPC64)
2306 } else if (rs != 0) { /* 0 is nop */
2311 /* Set process priority to low */
2315 /* Set process priority to medium-low */
2319 /* Set process priority to normal */
2322 #if !defined(CONFIG_USER_ONLY)
2325 /* Set process priority to very low */
2331 /* Set process priority to medium-hight */
2337 /* Set process priority to high */
2342 if (ctx->hv && !ctx->pr) {
2343 /* Set process priority to very high */
2352 TCGv t0 = tcg_temp_new();
2353 gen_load_spr(t0, SPR_PPR);
2354 tcg_gen_andi_tl(t0, t0, ~0x001C000000000000ULL);
2355 tcg_gen_ori_tl(t0, t0, ((uint64_t)prio) << 50);
2356 gen_store_spr(SPR_PPR, t0);
2358 #if !defined(CONFIG_USER_ONLY)
2360 * Pause out of TCG otherwise spin loops with smt_low eat too
2361 * much CPU and the kernel hangs. This applies to all
2362 * encodings other than no-op, e.g., miso(rs=26), yield(27),
2363 * mdoio(29), mdoom(30), and all currently undefined.
2371 GEN_LOGICAL2(orc, tcg_gen_orc_tl, 0x0C, PPC_INTEGER);
2374 static void gen_xor(DisasContext *ctx)
2376 /* Optimisation for "set to zero" case */
2377 if (rS(ctx->opcode) != rB(ctx->opcode)) {
2378 tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)],
2379 cpu_gpr[rB(ctx->opcode)]);
2381 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
2383 if (unlikely(Rc(ctx->opcode) != 0)) {
2384 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
2389 static void gen_ori(DisasContext *ctx)
2391 target_ulong uimm = UIMM(ctx->opcode);
2393 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
2396 tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm);
2400 static void gen_oris(DisasContext *ctx)
2402 target_ulong uimm = UIMM(ctx->opcode);
2404 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
2408 tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)],
2413 static void gen_xori(DisasContext *ctx)
2415 target_ulong uimm = UIMM(ctx->opcode);
2417 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
2421 tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm);
2425 static void gen_xoris(DisasContext *ctx)
2427 target_ulong uimm = UIMM(ctx->opcode);
2429 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
2433 tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)],
2437 /* popcntb : PowerPC 2.03 specification */
2438 static void gen_popcntb(DisasContext *ctx)
2440 gen_helper_popcntb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
2443 static void gen_popcntw(DisasContext *ctx)
2445 #if defined(TARGET_PPC64)
2446 gen_helper_popcntw(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
2448 tcg_gen_ctpop_i32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
2452 #if defined(TARGET_PPC64)
2453 /* popcntd: PowerPC 2.06 specification */
2454 static void gen_popcntd(DisasContext *ctx)
2456 tcg_gen_ctpop_i64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
2460 /* prtyw: PowerPC 2.05 specification */
2461 static void gen_prtyw(DisasContext *ctx)
2463 TCGv ra = cpu_gpr[rA(ctx->opcode)];
2464 TCGv rs = cpu_gpr[rS(ctx->opcode)];
2465 TCGv t0 = tcg_temp_new();
2466 tcg_gen_shri_tl(t0, rs, 16);
2467 tcg_gen_xor_tl(ra, rs, t0);
2468 tcg_gen_shri_tl(t0, ra, 8);
2469 tcg_gen_xor_tl(ra, ra, t0);
2470 tcg_gen_andi_tl(ra, ra, (target_ulong)0x100000001ULL);
2473 #if defined(TARGET_PPC64)
2474 /* prtyd: PowerPC 2.05 specification */
2475 static void gen_prtyd(DisasContext *ctx)
2477 TCGv ra = cpu_gpr[rA(ctx->opcode)];
2478 TCGv rs = cpu_gpr[rS(ctx->opcode)];
2479 TCGv t0 = tcg_temp_new();
2480 tcg_gen_shri_tl(t0, rs, 32);
2481 tcg_gen_xor_tl(ra, rs, t0);
2482 tcg_gen_shri_tl(t0, ra, 16);
2483 tcg_gen_xor_tl(ra, ra, t0);
2484 tcg_gen_shri_tl(t0, ra, 8);
2485 tcg_gen_xor_tl(ra, ra, t0);
2486 tcg_gen_andi_tl(ra, ra, 1);
2490 #if defined(TARGET_PPC64)
2492 static void gen_bpermd(DisasContext *ctx)
2494 gen_helper_bpermd(cpu_gpr[rA(ctx->opcode)],
2495 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
2499 #if defined(TARGET_PPC64)
2500 /* extsw & extsw. */
2501 GEN_LOGICAL1(extsw, tcg_gen_ext32s_tl, 0x1E, PPC_64B);
2504 static void gen_cntlzd(DisasContext *ctx)
2506 tcg_gen_clzi_i64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], 64);
2507 if (unlikely(Rc(ctx->opcode) != 0)) {
2508 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
2513 static void gen_cnttzd(DisasContext *ctx)
2515 tcg_gen_ctzi_i64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], 64);
2516 if (unlikely(Rc(ctx->opcode) != 0)) {
2517 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
2522 static void gen_darn(DisasContext *ctx)
2524 int l = L(ctx->opcode);
2527 tcg_gen_movi_i64(cpu_gpr[rD(ctx->opcode)], -1);
2529 translator_io_start(&ctx->base);
2531 gen_helper_darn32(cpu_gpr[rD(ctx->opcode)]);
2533 /* Return 64-bit random for both CRN and RRN */
2534 gen_helper_darn64(cpu_gpr[rD(ctx->opcode)]);
2540 /*** Integer rotate ***/
2542 /* rlwimi & rlwimi. */
2543 static void gen_rlwimi(DisasContext *ctx)
2545 TCGv t_ra = cpu_gpr[rA(ctx->opcode)];
2546 TCGv t_rs = cpu_gpr[rS(ctx->opcode)];
2547 uint32_t sh = SH(ctx->opcode);
2548 uint32_t mb = MB(ctx->opcode);
2549 uint32_t me = ME(ctx->opcode);
2551 if (sh == (31 - me) && mb <= me) {
2552 tcg_gen_deposit_tl(t_ra, t_ra, t_rs, sh, me - mb + 1);
2555 bool mask_in_32b = true;
2558 #if defined(TARGET_PPC64)
2562 mask = MASK(mb, me);
2564 #if defined(TARGET_PPC64)
2565 if (mask > 0xffffffffu) {
2566 mask_in_32b = false;
2569 t1 = tcg_temp_new();
2571 TCGv_i32 t0 = tcg_temp_new_i32();
2572 tcg_gen_trunc_tl_i32(t0, t_rs);
2573 tcg_gen_rotli_i32(t0, t0, sh);
2574 tcg_gen_extu_i32_tl(t1, t0);
2576 #if defined(TARGET_PPC64)
2577 tcg_gen_deposit_i64(t1, t_rs, t_rs, 32, 32);
2578 tcg_gen_rotli_i64(t1, t1, sh);
2580 g_assert_not_reached();
2584 tcg_gen_andi_tl(t1, t1, mask);
2585 tcg_gen_andi_tl(t_ra, t_ra, ~mask);
2586 tcg_gen_or_tl(t_ra, t_ra, t1);
2588 if (unlikely(Rc(ctx->opcode) != 0)) {
2589 gen_set_Rc0(ctx, t_ra);
2593 /* rlwinm & rlwinm. */
2594 static void gen_rlwinm(DisasContext *ctx)
2596 TCGv t_ra = cpu_gpr[rA(ctx->opcode)];
2597 TCGv t_rs = cpu_gpr[rS(ctx->opcode)];
2598 int sh = SH(ctx->opcode);
2599 int mb = MB(ctx->opcode);
2600 int me = ME(ctx->opcode);
2601 int len = me - mb + 1;
2602 int rsh = (32 - sh) & 31;
2604 if (sh != 0 && len > 0 && me == (31 - sh)) {
2605 tcg_gen_deposit_z_tl(t_ra, t_rs, sh, len);
2606 } else if (me == 31 && rsh + len <= 32) {
2607 tcg_gen_extract_tl(t_ra, t_rs, rsh, len);
2610 bool mask_in_32b = true;
2611 #if defined(TARGET_PPC64)
2615 mask = MASK(mb, me);
2616 #if defined(TARGET_PPC64)
2617 if (mask > 0xffffffffu) {
2618 mask_in_32b = false;
2623 tcg_gen_andi_tl(t_ra, t_rs, mask);
2625 TCGv_i32 t0 = tcg_temp_new_i32();
2626 tcg_gen_trunc_tl_i32(t0, t_rs);
2627 tcg_gen_rotli_i32(t0, t0, sh);
2628 tcg_gen_andi_i32(t0, t0, mask);
2629 tcg_gen_extu_i32_tl(t_ra, t0);
2632 #if defined(TARGET_PPC64)
2633 tcg_gen_deposit_i64(t_ra, t_rs, t_rs, 32, 32);
2634 tcg_gen_rotli_i64(t_ra, t_ra, sh);
2635 tcg_gen_andi_i64(t_ra, t_ra, mask);
2637 g_assert_not_reached();
2641 if (unlikely(Rc(ctx->opcode) != 0)) {
2642 gen_set_Rc0(ctx, t_ra);
2646 /* rlwnm & rlwnm. */
2647 static void gen_rlwnm(DisasContext *ctx)
2649 TCGv t_ra = cpu_gpr[rA(ctx->opcode)];
2650 TCGv t_rs = cpu_gpr[rS(ctx->opcode)];
2651 TCGv t_rb = cpu_gpr[rB(ctx->opcode)];
2652 uint32_t mb = MB(ctx->opcode);
2653 uint32_t me = ME(ctx->opcode);
2655 bool mask_in_32b = true;
2657 #if defined(TARGET_PPC64)
2661 mask = MASK(mb, me);
2663 #if defined(TARGET_PPC64)
2664 if (mask > 0xffffffffu) {
2665 mask_in_32b = false;
2669 TCGv_i32 t0 = tcg_temp_new_i32();
2670 TCGv_i32 t1 = tcg_temp_new_i32();
2671 tcg_gen_trunc_tl_i32(t0, t_rb);
2672 tcg_gen_trunc_tl_i32(t1, t_rs);
2673 tcg_gen_andi_i32(t0, t0, 0x1f);
2674 tcg_gen_rotl_i32(t1, t1, t0);
2675 tcg_gen_extu_i32_tl(t_ra, t1);
2677 #if defined(TARGET_PPC64)
2678 TCGv_i64 t0 = tcg_temp_new_i64();
2679 tcg_gen_andi_i64(t0, t_rb, 0x1f);
2680 tcg_gen_deposit_i64(t_ra, t_rs, t_rs, 32, 32);
2681 tcg_gen_rotl_i64(t_ra, t_ra, t0);
2683 g_assert_not_reached();
2687 tcg_gen_andi_tl(t_ra, t_ra, mask);
2689 if (unlikely(Rc(ctx->opcode) != 0)) {
2690 gen_set_Rc0(ctx, t_ra);
2694 #if defined(TARGET_PPC64)
2695 #define GEN_PPC64_R2(name, opc1, opc2) \
2696 static void glue(gen_, name##0)(DisasContext *ctx) \
2698 gen_##name(ctx, 0); \
2701 static void glue(gen_, name##1)(DisasContext *ctx) \
2703 gen_##name(ctx, 1); \
2705 #define GEN_PPC64_R4(name, opc1, opc2) \
2706 static void glue(gen_, name##0)(DisasContext *ctx) \
2708 gen_##name(ctx, 0, 0); \
2711 static void glue(gen_, name##1)(DisasContext *ctx) \
2713 gen_##name(ctx, 0, 1); \
2716 static void glue(gen_, name##2)(DisasContext *ctx) \
2718 gen_##name(ctx, 1, 0); \
2721 static void glue(gen_, name##3)(DisasContext *ctx) \
2723 gen_##name(ctx, 1, 1); \
2726 static void gen_rldinm(DisasContext *ctx, int mb, int me, int sh)
2728 TCGv t_ra = cpu_gpr[rA(ctx->opcode)];
2729 TCGv t_rs = cpu_gpr[rS(ctx->opcode)];
2730 int len = me - mb + 1;
2731 int rsh = (64 - sh) & 63;
2733 if (sh != 0 && len > 0 && me == (63 - sh)) {
2734 tcg_gen_deposit_z_tl(t_ra, t_rs, sh, len);
2735 } else if (me == 63 && rsh + len <= 64) {
2736 tcg_gen_extract_tl(t_ra, t_rs, rsh, len);
2738 tcg_gen_rotli_tl(t_ra, t_rs, sh);
2739 tcg_gen_andi_tl(t_ra, t_ra, MASK(mb, me));
2741 if (unlikely(Rc(ctx->opcode) != 0)) {
2742 gen_set_Rc0(ctx, t_ra);
2746 /* rldicl - rldicl. */
2747 static inline void gen_rldicl(DisasContext *ctx, int mbn, int shn)
2751 sh = SH(ctx->opcode) | (shn << 5);
2752 mb = MB(ctx->opcode) | (mbn << 5);
2753 gen_rldinm(ctx, mb, 63, sh);
2755 GEN_PPC64_R4(rldicl, 0x1E, 0x00);
2757 /* rldicr - rldicr. */
2758 static inline void gen_rldicr(DisasContext *ctx, int men, int shn)
2762 sh = SH(ctx->opcode) | (shn << 5);
2763 me = MB(ctx->opcode) | (men << 5);
2764 gen_rldinm(ctx, 0, me, sh);
2766 GEN_PPC64_R4(rldicr, 0x1E, 0x02);
2768 /* rldic - rldic. */
2769 static inline void gen_rldic(DisasContext *ctx, int mbn, int shn)
2773 sh = SH(ctx->opcode) | (shn << 5);
2774 mb = MB(ctx->opcode) | (mbn << 5);
2775 gen_rldinm(ctx, mb, 63 - sh, sh);
2777 GEN_PPC64_R4(rldic, 0x1E, 0x04);
2779 static void gen_rldnm(DisasContext *ctx, int mb, int me)
2781 TCGv t_ra = cpu_gpr[rA(ctx->opcode)];
2782 TCGv t_rs = cpu_gpr[rS(ctx->opcode)];
2783 TCGv t_rb = cpu_gpr[rB(ctx->opcode)];
2786 t0 = tcg_temp_new();
2787 tcg_gen_andi_tl(t0, t_rb, 0x3f);
2788 tcg_gen_rotl_tl(t_ra, t_rs, t0);
2790 tcg_gen_andi_tl(t_ra, t_ra, MASK(mb, me));
2791 if (unlikely(Rc(ctx->opcode) != 0)) {
2792 gen_set_Rc0(ctx, t_ra);
2796 /* rldcl - rldcl. */
2797 static inline void gen_rldcl(DisasContext *ctx, int mbn)
2801 mb = MB(ctx->opcode) | (mbn << 5);
2802 gen_rldnm(ctx, mb, 63);
2804 GEN_PPC64_R2(rldcl, 0x1E, 0x08);
2806 /* rldcr - rldcr. */
2807 static inline void gen_rldcr(DisasContext *ctx, int men)
2811 me = MB(ctx->opcode) | (men << 5);
2812 gen_rldnm(ctx, 0, me);
2814 GEN_PPC64_R2(rldcr, 0x1E, 0x09);
2816 /* rldimi - rldimi. */
2817 static void gen_rldimi(DisasContext *ctx, int mbn, int shn)
2819 TCGv t_ra = cpu_gpr[rA(ctx->opcode)];
2820 TCGv t_rs = cpu_gpr[rS(ctx->opcode)];
2821 uint32_t sh = SH(ctx->opcode) | (shn << 5);
2822 uint32_t mb = MB(ctx->opcode) | (mbn << 5);
2823 uint32_t me = 63 - sh;
2826 tcg_gen_deposit_tl(t_ra, t_ra, t_rs, sh, me - mb + 1);
2828 target_ulong mask = MASK(mb, me);
2829 TCGv t1 = tcg_temp_new();
2831 tcg_gen_rotli_tl(t1, t_rs, sh);
2832 tcg_gen_andi_tl(t1, t1, mask);
2833 tcg_gen_andi_tl(t_ra, t_ra, ~mask);
2834 tcg_gen_or_tl(t_ra, t_ra, t1);
2836 if (unlikely(Rc(ctx->opcode) != 0)) {
2837 gen_set_Rc0(ctx, t_ra);
2840 GEN_PPC64_R4(rldimi, 0x1E, 0x06);
2843 /*** Integer shift ***/
2846 static void gen_slw(DisasContext *ctx)
2850 t0 = tcg_temp_new();
2851 /* AND rS with a mask that is 0 when rB >= 0x20 */
2852 #if defined(TARGET_PPC64)
2853 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3a);
2854 tcg_gen_sari_tl(t0, t0, 0x3f);
2856 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1a);
2857 tcg_gen_sari_tl(t0, t0, 0x1f);
2859 tcg_gen_andc_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
2860 t1 = tcg_temp_new();
2861 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1f);
2862 tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
2863 tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
2864 if (unlikely(Rc(ctx->opcode) != 0)) {
2865 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
2870 static void gen_sraw(DisasContext *ctx)
2872 gen_helper_sraw(cpu_gpr[rA(ctx->opcode)], cpu_env,
2873 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
2874 if (unlikely(Rc(ctx->opcode) != 0)) {
2875 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
2879 /* srawi & srawi. */
2880 static void gen_srawi(DisasContext *ctx)
2882 int sh = SH(ctx->opcode);
2883 TCGv dst = cpu_gpr[rA(ctx->opcode)];
2884 TCGv src = cpu_gpr[rS(ctx->opcode)];
2886 tcg_gen_ext32s_tl(dst, src);
2887 tcg_gen_movi_tl(cpu_ca, 0);
2888 if (is_isa300(ctx)) {
2889 tcg_gen_movi_tl(cpu_ca32, 0);
2893 tcg_gen_ext32s_tl(dst, src);
2894 tcg_gen_andi_tl(cpu_ca, dst, (1ULL << sh) - 1);
2895 t0 = tcg_temp_new();
2896 tcg_gen_sari_tl(t0, dst, TARGET_LONG_BITS - 1);
2897 tcg_gen_and_tl(cpu_ca, cpu_ca, t0);
2898 tcg_gen_setcondi_tl(TCG_COND_NE, cpu_ca, cpu_ca, 0);
2899 if (is_isa300(ctx)) {
2900 tcg_gen_mov_tl(cpu_ca32, cpu_ca);
2902 tcg_gen_sari_tl(dst, dst, sh);
2904 if (unlikely(Rc(ctx->opcode) != 0)) {
2905 gen_set_Rc0(ctx, dst);
2910 static void gen_srw(DisasContext *ctx)
2914 t0 = tcg_temp_new();
2915 /* AND rS with a mask that is 0 when rB >= 0x20 */
2916 #if defined(TARGET_PPC64)
2917 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3a);
2918 tcg_gen_sari_tl(t0, t0, 0x3f);
2920 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1a);
2921 tcg_gen_sari_tl(t0, t0, 0x1f);
2923 tcg_gen_andc_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
2924 tcg_gen_ext32u_tl(t0, t0);
2925 t1 = tcg_temp_new();
2926 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1f);
2927 tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
2928 if (unlikely(Rc(ctx->opcode) != 0)) {
2929 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
2933 #if defined(TARGET_PPC64)
2935 static void gen_sld(DisasContext *ctx)
2939 t0 = tcg_temp_new();
2940 /* AND rS with a mask that is 0 when rB >= 0x40 */
2941 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x39);
2942 tcg_gen_sari_tl(t0, t0, 0x3f);
2943 tcg_gen_andc_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
2944 t1 = tcg_temp_new();
2945 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x3f);
2946 tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
2947 if (unlikely(Rc(ctx->opcode) != 0)) {
2948 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
2953 static void gen_srad(DisasContext *ctx)
2955 gen_helper_srad(cpu_gpr[rA(ctx->opcode)], cpu_env,
2956 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
2957 if (unlikely(Rc(ctx->opcode) != 0)) {
2958 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
2961 /* sradi & sradi. */
2962 static inline void gen_sradi(DisasContext *ctx, int n)
2964 int sh = SH(ctx->opcode) + (n << 5);
2965 TCGv dst = cpu_gpr[rA(ctx->opcode)];
2966 TCGv src = cpu_gpr[rS(ctx->opcode)];
2968 tcg_gen_mov_tl(dst, src);
2969 tcg_gen_movi_tl(cpu_ca, 0);
2970 if (is_isa300(ctx)) {
2971 tcg_gen_movi_tl(cpu_ca32, 0);
2975 tcg_gen_andi_tl(cpu_ca, src, (1ULL << sh) - 1);
2976 t0 = tcg_temp_new();
2977 tcg_gen_sari_tl(t0, src, TARGET_LONG_BITS - 1);
2978 tcg_gen_and_tl(cpu_ca, cpu_ca, t0);
2979 tcg_gen_setcondi_tl(TCG_COND_NE, cpu_ca, cpu_ca, 0);
2980 if (is_isa300(ctx)) {
2981 tcg_gen_mov_tl(cpu_ca32, cpu_ca);
2983 tcg_gen_sari_tl(dst, src, sh);
2985 if (unlikely(Rc(ctx->opcode) != 0)) {
2986 gen_set_Rc0(ctx, dst);
2990 static void gen_sradi0(DisasContext *ctx)
2995 static void gen_sradi1(DisasContext *ctx)
3000 /* extswsli & extswsli. */
3001 static inline void gen_extswsli(DisasContext *ctx, int n)
3003 int sh = SH(ctx->opcode) + (n << 5);
3004 TCGv dst = cpu_gpr[rA(ctx->opcode)];
3005 TCGv src = cpu_gpr[rS(ctx->opcode)];
3007 tcg_gen_ext32s_tl(dst, src);
3008 tcg_gen_shli_tl(dst, dst, sh);
3009 if (unlikely(Rc(ctx->opcode) != 0)) {
3010 gen_set_Rc0(ctx, dst);
3014 static void gen_extswsli0(DisasContext *ctx)
3016 gen_extswsli(ctx, 0);
3019 static void gen_extswsli1(DisasContext *ctx)
3021 gen_extswsli(ctx, 1);
3025 static void gen_srd(DisasContext *ctx)
3029 t0 = tcg_temp_new();
3030 /* AND rS with a mask that is 0 when rB >= 0x40 */
3031 tcg_gen_shli_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x39);
3032 tcg_gen_sari_tl(t0, t0, 0x3f);
3033 tcg_gen_andc_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
3034 t1 = tcg_temp_new();
3035 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x3f);
3036 tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
3037 if (unlikely(Rc(ctx->opcode) != 0)) {
3038 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
3043 /*** Addressing modes ***/
3044 /* Register indirect with immediate index : EA = (rA|0) + SIMM */
3045 static inline void gen_addr_imm_index(DisasContext *ctx, TCGv EA,
3048 target_long simm = SIMM(ctx->opcode);
3051 if (rA(ctx->opcode) == 0) {
3052 if (NARROW_MODE(ctx)) {
3053 simm = (uint32_t)simm;
3055 tcg_gen_movi_tl(EA, simm);
3056 } else if (likely(simm != 0)) {
3057 tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], simm);
3058 if (NARROW_MODE(ctx)) {
3059 tcg_gen_ext32u_tl(EA, EA);
3062 if (NARROW_MODE(ctx)) {
3063 tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]);
3065 tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]);
3070 static inline void gen_addr_reg_index(DisasContext *ctx, TCGv EA)
3072 if (rA(ctx->opcode) == 0) {
3073 if (NARROW_MODE(ctx)) {
3074 tcg_gen_ext32u_tl(EA, cpu_gpr[rB(ctx->opcode)]);
3076 tcg_gen_mov_tl(EA, cpu_gpr[rB(ctx->opcode)]);
3079 tcg_gen_add_tl(EA, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
3080 if (NARROW_MODE(ctx)) {
3081 tcg_gen_ext32u_tl(EA, EA);
3086 static inline void gen_addr_register(DisasContext *ctx, TCGv EA)
3088 if (rA(ctx->opcode) == 0) {
3089 tcg_gen_movi_tl(EA, 0);
3090 } else if (NARROW_MODE(ctx)) {
3091 tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]);
3093 tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]);
3097 static inline void gen_addr_add(DisasContext *ctx, TCGv ret, TCGv arg1,
3100 tcg_gen_addi_tl(ret, arg1, val);
3101 if (NARROW_MODE(ctx)) {
3102 tcg_gen_ext32u_tl(ret, ret);
3106 static inline void gen_align_no_le(DisasContext *ctx)
3108 gen_exception_err(ctx, POWERPC_EXCP_ALIGN,
3109 (ctx->opcode & 0x03FF0000) | POWERPC_EXCP_ALIGN_LE);
3112 static TCGv do_ea_calc(DisasContext *ctx, int ra, TCGv displ)
3114 TCGv ea = tcg_temp_new();
3116 tcg_gen_add_tl(ea, cpu_gpr[ra], displ);
3118 tcg_gen_mov_tl(ea, displ);
3120 if (NARROW_MODE(ctx)) {
3121 tcg_gen_ext32u_tl(ea, ea);
3126 /*** Integer load ***/
3127 #define DEF_MEMOP(op) ((op) | ctx->default_tcg_memop_mask)
3128 #define BSWAP_MEMOP(op) ((op) | (ctx->default_tcg_memop_mask ^ MO_BSWAP))
3130 #define GEN_QEMU_LOAD_TL(ldop, op) \
3131 static void glue(gen_qemu_, ldop)(DisasContext *ctx, \
3135 tcg_gen_qemu_ld_tl(val, addr, ctx->mem_idx, op); \
3138 GEN_QEMU_LOAD_TL(ld8u, DEF_MEMOP(MO_UB))
3139 GEN_QEMU_LOAD_TL(ld16u, DEF_MEMOP(MO_UW))
3140 GEN_QEMU_LOAD_TL(ld16s, DEF_MEMOP(MO_SW))
3141 GEN_QEMU_LOAD_TL(ld32u, DEF_MEMOP(MO_UL))
3142 GEN_QEMU_LOAD_TL(ld32s, DEF_MEMOP(MO_SL))
3144 GEN_QEMU_LOAD_TL(ld16ur, BSWAP_MEMOP(MO_UW))
3145 GEN_QEMU_LOAD_TL(ld32ur, BSWAP_MEMOP(MO_UL))
3147 #define GEN_QEMU_LOAD_64(ldop, op) \
3148 static void glue(gen_qemu_, glue(ldop, _i64))(DisasContext *ctx, \
3152 tcg_gen_qemu_ld_i64(val, addr, ctx->mem_idx, op); \
3155 GEN_QEMU_LOAD_64(ld8u, DEF_MEMOP(MO_UB))
3156 GEN_QEMU_LOAD_64(ld16u, DEF_MEMOP(MO_UW))
3157 GEN_QEMU_LOAD_64(ld32u, DEF_MEMOP(MO_UL))
3158 GEN_QEMU_LOAD_64(ld32s, DEF_MEMOP(MO_SL))
3159 GEN_QEMU_LOAD_64(ld64, DEF_MEMOP(MO_UQ))
3161 #if defined(TARGET_PPC64)
3162 GEN_QEMU_LOAD_64(ld64ur, BSWAP_MEMOP(MO_UQ))
3165 #define GEN_QEMU_STORE_TL(stop, op) \
3166 static void glue(gen_qemu_, stop)(DisasContext *ctx, \
3170 tcg_gen_qemu_st_tl(val, addr, ctx->mem_idx, op); \
3173 #if defined(TARGET_PPC64) || !defined(CONFIG_USER_ONLY)
3174 GEN_QEMU_STORE_TL(st8, DEF_MEMOP(MO_UB))
3176 GEN_QEMU_STORE_TL(st16, DEF_MEMOP(MO_UW))
3177 GEN_QEMU_STORE_TL(st32, DEF_MEMOP(MO_UL))
3179 GEN_QEMU_STORE_TL(st16r, BSWAP_MEMOP(MO_UW))
3180 GEN_QEMU_STORE_TL(st32r, BSWAP_MEMOP(MO_UL))
3182 #define GEN_QEMU_STORE_64(stop, op) \
3183 static void glue(gen_qemu_, glue(stop, _i64))(DisasContext *ctx, \
3187 tcg_gen_qemu_st_i64(val, addr, ctx->mem_idx, op); \
3190 GEN_QEMU_STORE_64(st8, DEF_MEMOP(MO_UB))
3191 GEN_QEMU_STORE_64(st16, DEF_MEMOP(MO_UW))
3192 GEN_QEMU_STORE_64(st32, DEF_MEMOP(MO_UL))
3193 GEN_QEMU_STORE_64(st64, DEF_MEMOP(MO_UQ))
3195 #if defined(TARGET_PPC64)
3196 GEN_QEMU_STORE_64(st64r, BSWAP_MEMOP(MO_UQ))
3199 #define GEN_LDX_E(name, ldop, opc2, opc3, type, type2, chk) \
3200 static void glue(gen_, name##x)(DisasContext *ctx) \
3204 gen_set_access_type(ctx, ACCESS_INT); \
3205 EA = tcg_temp_new(); \
3206 gen_addr_reg_index(ctx, EA); \
3207 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \
3210 #define GEN_LDX(name, ldop, opc2, opc3, type) \
3211 GEN_LDX_E(name, ldop, opc2, opc3, type, PPC_NONE, CHK_NONE)
3213 #define GEN_LDX_HVRM(name, ldop, opc2, opc3, type) \
3214 GEN_LDX_E(name, ldop, opc2, opc3, type, PPC_NONE, CHK_HVRM)
3216 #define GEN_LDEPX(name, ldop, opc2, opc3) \
3217 static void glue(gen_, name##epx)(DisasContext *ctx) \
3221 gen_set_access_type(ctx, ACCESS_INT); \
3222 EA = tcg_temp_new(); \
3223 gen_addr_reg_index(ctx, EA); \
3224 tcg_gen_qemu_ld_tl(cpu_gpr[rD(ctx->opcode)], EA, PPC_TLB_EPID_LOAD, ldop);\
3227 GEN_LDEPX(lb, DEF_MEMOP(MO_UB), 0x1F, 0x02)
3228 GEN_LDEPX(lh, DEF_MEMOP(MO_UW), 0x1F, 0x08)
3229 GEN_LDEPX(lw, DEF_MEMOP(MO_UL), 0x1F, 0x00)
3230 #if defined(TARGET_PPC64)
3231 GEN_LDEPX(ld, DEF_MEMOP(MO_UQ), 0x1D, 0x00)
3234 #if defined(TARGET_PPC64)
3235 /* CI load/store variants */
3236 GEN_LDX_HVRM(ldcix, ld64_i64, 0x15, 0x1b, PPC_CILDST)
3237 GEN_LDX_HVRM(lwzcix, ld32u, 0x15, 0x15, PPC_CILDST)
3238 GEN_LDX_HVRM(lhzcix, ld16u, 0x15, 0x19, PPC_CILDST)
3239 GEN_LDX_HVRM(lbzcix, ld8u, 0x15, 0x1a, PPC_CILDST)
3242 /*** Integer store ***/
3243 #define GEN_STX_E(name, stop, opc2, opc3, type, type2, chk) \
3244 static void glue(gen_, name##x)(DisasContext *ctx) \
3248 gen_set_access_type(ctx, ACCESS_INT); \
3249 EA = tcg_temp_new(); \
3250 gen_addr_reg_index(ctx, EA); \
3251 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \
3253 #define GEN_STX(name, stop, opc2, opc3, type) \
3254 GEN_STX_E(name, stop, opc2, opc3, type, PPC_NONE, CHK_NONE)
3256 #define GEN_STX_HVRM(name, stop, opc2, opc3, type) \
3257 GEN_STX_E(name, stop, opc2, opc3, type, PPC_NONE, CHK_HVRM)
3259 #define GEN_STEPX(name, stop, opc2, opc3) \
3260 static void glue(gen_, name##epx)(DisasContext *ctx) \
3264 gen_set_access_type(ctx, ACCESS_INT); \
3265 EA = tcg_temp_new(); \
3266 gen_addr_reg_index(ctx, EA); \
3267 tcg_gen_qemu_st_tl( \
3268 cpu_gpr[rD(ctx->opcode)], EA, PPC_TLB_EPID_STORE, stop); \
3271 GEN_STEPX(stb, DEF_MEMOP(MO_UB), 0x1F, 0x06)
3272 GEN_STEPX(sth, DEF_MEMOP(MO_UW), 0x1F, 0x0C)
3273 GEN_STEPX(stw, DEF_MEMOP(MO_UL), 0x1F, 0x04)
3274 #if defined(TARGET_PPC64)
3275 GEN_STEPX(std, DEF_MEMOP(MO_UQ), 0x1d, 0x04)
3278 #if defined(TARGET_PPC64)
3279 GEN_STX_HVRM(stdcix, st64_i64, 0x15, 0x1f, PPC_CILDST)
3280 GEN_STX_HVRM(stwcix, st32, 0x15, 0x1c, PPC_CILDST)
3281 GEN_STX_HVRM(sthcix, st16, 0x15, 0x1d, PPC_CILDST)
3282 GEN_STX_HVRM(stbcix, st8, 0x15, 0x1e, PPC_CILDST)
3284 /*** Integer load and store with byte reverse ***/
3287 GEN_LDX(lhbr, ld16ur, 0x16, 0x18, PPC_INTEGER);
3290 GEN_LDX(lwbr, ld32ur, 0x16, 0x10, PPC_INTEGER);
3292 #if defined(TARGET_PPC64)
3294 GEN_LDX_E(ldbr, ld64ur_i64, 0x14, 0x10, PPC_NONE, PPC2_DBRX, CHK_NONE);
3296 GEN_STX_E(stdbr, st64r_i64, 0x14, 0x14, PPC_NONE, PPC2_DBRX, CHK_NONE);
3297 #endif /* TARGET_PPC64 */
3300 GEN_STX(sthbr, st16r, 0x16, 0x1C, PPC_INTEGER);
3302 GEN_STX(stwbr, st32r, 0x16, 0x14, PPC_INTEGER);
3304 /*** Integer load and store multiple ***/
3307 static void gen_lmw(DisasContext *ctx)
3313 gen_align_no_le(ctx);
3316 gen_set_access_type(ctx, ACCESS_INT);
3317 t0 = tcg_temp_new();
3318 t1 = tcg_constant_i32(rD(ctx->opcode));
3319 gen_addr_imm_index(ctx, t0, 0);
3320 gen_helper_lmw(cpu_env, t0, t1);
3324 static void gen_stmw(DisasContext *ctx)
3330 gen_align_no_le(ctx);
3333 gen_set_access_type(ctx, ACCESS_INT);
3334 t0 = tcg_temp_new();
3335 t1 = tcg_constant_i32(rS(ctx->opcode));
3336 gen_addr_imm_index(ctx, t0, 0);
3337 gen_helper_stmw(cpu_env, t0, t1);
3340 /*** Integer load and store strings ***/
3344 * PowerPC32 specification says we must generate an exception if rA is
3345 * in the range of registers to be loaded. In an other hand, IBM says
3346 * this is valid, but rA won't be loaded. For now, I'll follow the
3349 static void gen_lswi(DisasContext *ctx)
3353 int nb = NB(ctx->opcode);
3354 int start = rD(ctx->opcode);
3355 int ra = rA(ctx->opcode);
3359 gen_align_no_le(ctx);
3365 nr = DIV_ROUND_UP(nb, 4);
3366 if (unlikely(lsw_reg_in_range(start, nr, ra))) {
3367 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX);
3370 gen_set_access_type(ctx, ACCESS_INT);
3371 t0 = tcg_temp_new();
3372 gen_addr_register(ctx, t0);
3373 t1 = tcg_constant_i32(nb);
3374 t2 = tcg_constant_i32(start);
3375 gen_helper_lsw(cpu_env, t0, t1, t2);
3379 static void gen_lswx(DisasContext *ctx)
3382 TCGv_i32 t1, t2, t3;
3385 gen_align_no_le(ctx);
3388 gen_set_access_type(ctx, ACCESS_INT);
3389 t0 = tcg_temp_new();
3390 gen_addr_reg_index(ctx, t0);
3391 t1 = tcg_constant_i32(rD(ctx->opcode));
3392 t2 = tcg_constant_i32(rA(ctx->opcode));
3393 t3 = tcg_constant_i32(rB(ctx->opcode));
3394 gen_helper_lswx(cpu_env, t0, t1, t2, t3);
3398 static void gen_stswi(DisasContext *ctx)
3402 int nb = NB(ctx->opcode);
3405 gen_align_no_le(ctx);
3408 gen_set_access_type(ctx, ACCESS_INT);
3409 t0 = tcg_temp_new();
3410 gen_addr_register(ctx, t0);
3414 t1 = tcg_constant_i32(nb);
3415 t2 = tcg_constant_i32(rS(ctx->opcode));
3416 gen_helper_stsw(cpu_env, t0, t1, t2);
3420 static void gen_stswx(DisasContext *ctx)
3426 gen_align_no_le(ctx);
3429 gen_set_access_type(ctx, ACCESS_INT);
3430 t0 = tcg_temp_new();
3431 gen_addr_reg_index(ctx, t0);
3432 t1 = tcg_temp_new_i32();
3433 tcg_gen_trunc_tl_i32(t1, cpu_xer);
3434 tcg_gen_andi_i32(t1, t1, 0x7F);
3435 t2 = tcg_constant_i32(rS(ctx->opcode));
3436 gen_helper_stsw(cpu_env, t0, t1, t2);
3439 /*** Memory synchronisation ***/
3441 static void gen_eieio(DisasContext *ctx)
3443 TCGBar bar = TCG_MO_ALL;
3446 * eieio has complex semanitcs. It provides memory ordering between
3447 * operations in the set:
3448 * - loads from CI memory.
3449 * - stores to CI memory.
3450 * - stores to WT memory.
3452 * It separately also orders memory for operations in the set:
3453 * - stores to cacheble memory.
3455 * It also serializes instructions:
3458 * It separately serializes:
3459 * - tlbie and tlbsync.
3461 * And separately serializes:
3462 * - slbieg, slbiag, and slbsync.
3464 * The end result is that CI memory ordering requires TCG_MO_ALL
3465 * and it is not possible to special-case more relaxed ordering for
3466 * cacheable accesses. TCG_BAR_SC is required to provide this
3471 * POWER9 has a eieio instruction variant using bit 6 as a hint to
3472 * tell the CPU it is a store-forwarding barrier.
3474 if (ctx->opcode & 0x2000000) {
3476 * ISA says that "Reserved fields in instructions are ignored
3477 * by the processor". So ignore the bit 6 on non-POWER9 CPU but
3478 * as this is not an instruction software should be using,
3479 * complain to the user.
3481 if (!(ctx->insns_flags2 & PPC2_ISA300)) {
3482 qemu_log_mask(LOG_GUEST_ERROR, "invalid eieio using bit 6 at @"
3483 TARGET_FMT_lx "\n", ctx->cia);
3489 tcg_gen_mb(bar | TCG_BAR_SC);
3492 #if !defined(CONFIG_USER_ONLY)
3493 static inline void gen_check_tlb_flush(DisasContext *ctx, bool global)
3498 if (!ctx->lazy_tlb_flush) {
3501 l = gen_new_label();
3502 t = tcg_temp_new_i32();
3503 tcg_gen_ld_i32(t, cpu_env, offsetof(CPUPPCState, tlb_need_flush));
3504 tcg_gen_brcondi_i32(TCG_COND_EQ, t, 0, l);
3506 gen_helper_check_tlb_flush_global(cpu_env);
3508 gen_helper_check_tlb_flush_local(cpu_env);
3513 static inline void gen_check_tlb_flush(DisasContext *ctx, bool global) { }
3517 static void gen_isync(DisasContext *ctx)
3520 * We need to check for a pending TLB flush. This can only happen in
3521 * kernel mode however so check MSR_PR
3524 gen_check_tlb_flush(ctx, false);
3526 tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC);
3527 ctx->base.is_jmp = DISAS_EXIT_UPDATE;
3530 #define MEMOP_GET_SIZE(x) (1 << ((x) & MO_SIZE))
3532 static void gen_load_locked(DisasContext *ctx, MemOp memop)
3534 TCGv gpr = cpu_gpr[rD(ctx->opcode)];
3535 TCGv t0 = tcg_temp_new();
3537 gen_set_access_type(ctx, ACCESS_RES);
3538 gen_addr_reg_index(ctx, t0);
3539 tcg_gen_qemu_ld_tl(gpr, t0, ctx->mem_idx, memop | MO_ALIGN);
3540 tcg_gen_mov_tl(cpu_reserve, t0);
3541 tcg_gen_movi_tl(cpu_reserve_length, memop_size(memop));
3542 tcg_gen_mov_tl(cpu_reserve_val, gpr);
3545 #define LARX(name, memop) \
3546 static void gen_##name(DisasContext *ctx) \
3548 gen_load_locked(ctx, memop); \
3552 LARX(lbarx, DEF_MEMOP(MO_UB))
3553 LARX(lharx, DEF_MEMOP(MO_UW))
3554 LARX(lwarx, DEF_MEMOP(MO_UL))
3556 static void gen_fetch_inc_conditional(DisasContext *ctx, MemOp memop,
3557 TCGv EA, TCGCond cond, int addend)
3559 TCGv t = tcg_temp_new();
3560 TCGv t2 = tcg_temp_new();
3561 TCGv u = tcg_temp_new();
3563 tcg_gen_qemu_ld_tl(t, EA, ctx->mem_idx, memop);
3564 tcg_gen_addi_tl(t2, EA, MEMOP_GET_SIZE(memop));
3565 tcg_gen_qemu_ld_tl(t2, t2, ctx->mem_idx, memop);
3566 tcg_gen_addi_tl(u, t, addend);
3568 /* E.g. for fetch and increment bounded... */
3569 /* mem(EA,s) = (t != t2 ? u = t + 1 : t) */
3570 tcg_gen_movcond_tl(cond, u, t, t2, u, t);
3571 tcg_gen_qemu_st_tl(u, EA, ctx->mem_idx, memop);
3573 /* RT = (t != t2 ? t : u = 1<<(s*8-1)) */
3574 tcg_gen_movi_tl(u, 1 << (MEMOP_GET_SIZE(memop) * 8 - 1));
3575 tcg_gen_movcond_tl(cond, cpu_gpr[rD(ctx->opcode)], t, t2, t, u);
3578 static void gen_ld_atomic(DisasContext *ctx, MemOp memop)
3580 uint32_t gpr_FC = FC(ctx->opcode);
3581 TCGv EA = tcg_temp_new();
3582 int rt = rD(ctx->opcode);
3586 gen_addr_register(ctx, EA);
3588 src = cpu_gpr[(rt + 1) & 31];
3590 need_serial = false;
3593 case 0: /* Fetch and add */
3594 tcg_gen_atomic_fetch_add_tl(dst, EA, src, ctx->mem_idx, memop);
3596 case 1: /* Fetch and xor */
3597 tcg_gen_atomic_fetch_xor_tl(dst, EA, src, ctx->mem_idx, memop);
3599 case 2: /* Fetch and or */
3600 tcg_gen_atomic_fetch_or_tl(dst, EA, src, ctx->mem_idx, memop);
3602 case 3: /* Fetch and 'and' */
3603 tcg_gen_atomic_fetch_and_tl(dst, EA, src, ctx->mem_idx, memop);
3605 case 4: /* Fetch and max unsigned */
3606 tcg_gen_atomic_fetch_umax_tl(dst, EA, src, ctx->mem_idx, memop);
3608 case 5: /* Fetch and max signed */
3609 tcg_gen_atomic_fetch_smax_tl(dst, EA, src, ctx->mem_idx, memop);
3611 case 6: /* Fetch and min unsigned */
3612 tcg_gen_atomic_fetch_umin_tl(dst, EA, src, ctx->mem_idx, memop);
3614 case 7: /* Fetch and min signed */
3615 tcg_gen_atomic_fetch_smin_tl(dst, EA, src, ctx->mem_idx, memop);
3618 tcg_gen_atomic_xchg_tl(dst, EA, src, ctx->mem_idx, memop);
3621 case 16: /* Compare and swap not equal */
3622 if (tb_cflags(ctx->base.tb) & CF_PARALLEL) {
3625 TCGv t0 = tcg_temp_new();
3626 TCGv t1 = tcg_temp_new();
3628 tcg_gen_qemu_ld_tl(t0, EA, ctx->mem_idx, memop);
3629 if ((memop & MO_SIZE) == MO_64 || TARGET_LONG_BITS == 32) {
3630 tcg_gen_mov_tl(t1, src);
3632 tcg_gen_ext32u_tl(t1, src);
3634 tcg_gen_movcond_tl(TCG_COND_NE, t1, t0, t1,
3635 cpu_gpr[(rt + 2) & 31], t0);
3636 tcg_gen_qemu_st_tl(t1, EA, ctx->mem_idx, memop);
3637 tcg_gen_mov_tl(dst, t0);
3641 case 24: /* Fetch and increment bounded */
3642 if (tb_cflags(ctx->base.tb) & CF_PARALLEL) {
3645 gen_fetch_inc_conditional(ctx, memop, EA, TCG_COND_NE, 1);
3648 case 25: /* Fetch and increment equal */
3649 if (tb_cflags(ctx->base.tb) & CF_PARALLEL) {
3652 gen_fetch_inc_conditional(ctx, memop, EA, TCG_COND_EQ, 1);
3655 case 28: /* Fetch and decrement bounded */
3656 if (tb_cflags(ctx->base.tb) & CF_PARALLEL) {
3659 gen_fetch_inc_conditional(ctx, memop, EA, TCG_COND_NE, -1);
3664 /* invoke data storage error handler */
3665 gen_exception_err(ctx, POWERPC_EXCP_DSI, POWERPC_EXCP_INVAL);
3669 /* Restart with exclusive lock. */
3670 gen_helper_exit_atomic(cpu_env);
3671 ctx->base.is_jmp = DISAS_NORETURN;
3675 static void gen_lwat(DisasContext *ctx)
3677 gen_ld_atomic(ctx, DEF_MEMOP(MO_UL));
3681 static void gen_ldat(DisasContext *ctx)
3683 gen_ld_atomic(ctx, DEF_MEMOP(MO_UQ));
3687 static void gen_st_atomic(DisasContext *ctx, MemOp memop)
3689 uint32_t gpr_FC = FC(ctx->opcode);
3690 TCGv EA = tcg_temp_new();
3693 gen_addr_register(ctx, EA);
3694 src = cpu_gpr[rD(ctx->opcode)];
3695 discard = tcg_temp_new();
3699 case 0: /* add and Store */
3700 tcg_gen_atomic_add_fetch_tl(discard, EA, src, ctx->mem_idx, memop);
3702 case 1: /* xor and Store */
3703 tcg_gen_atomic_xor_fetch_tl(discard, EA, src, ctx->mem_idx, memop);
3705 case 2: /* Or and Store */
3706 tcg_gen_atomic_or_fetch_tl(discard, EA, src, ctx->mem_idx, memop);
3708 case 3: /* 'and' and Store */
3709 tcg_gen_atomic_and_fetch_tl(discard, EA, src, ctx->mem_idx, memop);
3711 case 4: /* Store max unsigned */
3712 tcg_gen_atomic_umax_fetch_tl(discard, EA, src, ctx->mem_idx, memop);
3714 case 5: /* Store max signed */
3715 tcg_gen_atomic_smax_fetch_tl(discard, EA, src, ctx->mem_idx, memop);
3717 case 6: /* Store min unsigned */
3718 tcg_gen_atomic_umin_fetch_tl(discard, EA, src, ctx->mem_idx, memop);
3720 case 7: /* Store min signed */
3721 tcg_gen_atomic_smin_fetch_tl(discard, EA, src, ctx->mem_idx, memop);
3723 case 24: /* Store twin */
3724 if (tb_cflags(ctx->base.tb) & CF_PARALLEL) {
3725 /* Restart with exclusive lock. */
3726 gen_helper_exit_atomic(cpu_env);
3727 ctx->base.is_jmp = DISAS_NORETURN;
3729 TCGv t = tcg_temp_new();
3730 TCGv t2 = tcg_temp_new();
3731 TCGv s = tcg_temp_new();
3732 TCGv s2 = tcg_temp_new();
3733 TCGv ea_plus_s = tcg_temp_new();
3735 tcg_gen_qemu_ld_tl(t, EA, ctx->mem_idx, memop);
3736 tcg_gen_addi_tl(ea_plus_s, EA, MEMOP_GET_SIZE(memop));
3737 tcg_gen_qemu_ld_tl(t2, ea_plus_s, ctx->mem_idx, memop);
3738 tcg_gen_movcond_tl(TCG_COND_EQ, s, t, t2, src, t);
3739 tcg_gen_movcond_tl(TCG_COND_EQ, s2, t, t2, src, t2);
3740 tcg_gen_qemu_st_tl(s, EA, ctx->mem_idx, memop);
3741 tcg_gen_qemu_st_tl(s2, ea_plus_s, ctx->mem_idx, memop);
3745 /* invoke data storage error handler */
3746 gen_exception_err(ctx, POWERPC_EXCP_DSI, POWERPC_EXCP_INVAL);
3750 static void gen_stwat(DisasContext *ctx)
3752 gen_st_atomic(ctx, DEF_MEMOP(MO_UL));
3756 static void gen_stdat(DisasContext *ctx)
3758 gen_st_atomic(ctx, DEF_MEMOP(MO_UQ));
3762 static void gen_conditional_store(DisasContext *ctx, MemOp memop)
3768 int rs = rS(ctx->opcode);
3770 lfail = gen_new_label();
3771 EA = tcg_temp_new();
3772 cr0 = tcg_temp_new();
3773 t0 = tcg_temp_new();
3775 tcg_gen_mov_tl(cr0, cpu_so);
3776 gen_set_access_type(ctx, ACCESS_RES);
3777 gen_addr_reg_index(ctx, EA);
3778 tcg_gen_brcond_tl(TCG_COND_NE, EA, cpu_reserve, lfail);
3779 tcg_gen_brcondi_tl(TCG_COND_NE, cpu_reserve_length, memop_size(memop), lfail);
3781 tcg_gen_atomic_cmpxchg_tl(t0, cpu_reserve, cpu_reserve_val,
3782 cpu_gpr[rs], ctx->mem_idx,
3783 DEF_MEMOP(memop) | MO_ALIGN);
3784 tcg_gen_setcond_tl(TCG_COND_EQ, t0, t0, cpu_reserve_val);
3785 tcg_gen_shli_tl(t0, t0, CRF_EQ_BIT);
3786 tcg_gen_or_tl(cr0, cr0, t0);
3788 gen_set_label(lfail);
3789 tcg_gen_trunc_tl_i32(cpu_crf[0], cr0);
3790 tcg_gen_movi_tl(cpu_reserve, -1);
3793 #define STCX(name, memop) \
3794 static void gen_##name(DisasContext *ctx) \
3796 gen_conditional_store(ctx, memop); \
3799 STCX(stbcx_, DEF_MEMOP(MO_UB))
3800 STCX(sthcx_, DEF_MEMOP(MO_UW))
3801 STCX(stwcx_, DEF_MEMOP(MO_UL))
3803 #if defined(TARGET_PPC64)
3805 LARX(ldarx, DEF_MEMOP(MO_UQ))
3807 STCX(stdcx_, DEF_MEMOP(MO_UQ))
3810 static void gen_lqarx(DisasContext *ctx)
3812 int rd = rD(ctx->opcode);
3816 if (unlikely((rd & 1) || (rd == rA(ctx->opcode)) ||
3817 (rd == rB(ctx->opcode)))) {
3818 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
3822 gen_set_access_type(ctx, ACCESS_RES);
3823 EA = tcg_temp_new();
3824 gen_addr_reg_index(ctx, EA);
3826 /* Note that the low part is always in RD+1, even in LE mode. */
3827 lo = cpu_gpr[rd + 1];
3830 t16 = tcg_temp_new_i128();
3831 tcg_gen_qemu_ld_i128(t16, EA, ctx->mem_idx, DEF_MEMOP(MO_128 | MO_ALIGN));
3832 tcg_gen_extr_i128_i64(lo, hi, t16);
3834 tcg_gen_mov_tl(cpu_reserve, EA);
3835 tcg_gen_movi_tl(cpu_reserve_length, 16);
3836 tcg_gen_st_tl(hi, cpu_env, offsetof(CPUPPCState, reserve_val));
3837 tcg_gen_st_tl(lo, cpu_env, offsetof(CPUPPCState, reserve_val2));
3841 static void gen_stqcx_(DisasContext *ctx)
3847 int rs = rS(ctx->opcode);
3849 if (unlikely(rs & 1)) {
3850 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
3854 lfail = gen_new_label();
3855 EA = tcg_temp_new();
3856 cr0 = tcg_temp_new();
3858 tcg_gen_mov_tl(cr0, cpu_so);
3859 gen_set_access_type(ctx, ACCESS_RES);
3860 gen_addr_reg_index(ctx, EA);
3861 tcg_gen_brcond_tl(TCG_COND_NE, EA, cpu_reserve, lfail);
3862 tcg_gen_brcondi_tl(TCG_COND_NE, cpu_reserve_length, 16, lfail);
3864 cmp = tcg_temp_new_i128();
3865 val = tcg_temp_new_i128();
3867 tcg_gen_concat_i64_i128(cmp, cpu_reserve_val2, cpu_reserve_val);
3869 /* Note that the low part is always in RS+1, even in LE mode. */
3870 tcg_gen_concat_i64_i128(val, cpu_gpr[rs + 1], cpu_gpr[rs]);
3872 tcg_gen_atomic_cmpxchg_i128(val, cpu_reserve, cmp, val, ctx->mem_idx,
3873 DEF_MEMOP(MO_128 | MO_ALIGN));
3875 t0 = tcg_temp_new();
3876 t1 = tcg_temp_new();
3877 tcg_gen_extr_i128_i64(t1, t0, val);
3879 tcg_gen_xor_tl(t1, t1, cpu_reserve_val2);
3880 tcg_gen_xor_tl(t0, t0, cpu_reserve_val);
3881 tcg_gen_or_tl(t0, t0, t1);
3883 tcg_gen_setcondi_tl(TCG_COND_EQ, t0, t0, 0);
3884 tcg_gen_shli_tl(t0, t0, CRF_EQ_BIT);
3885 tcg_gen_or_tl(cr0, cr0, t0);
3887 gen_set_label(lfail);
3888 tcg_gen_trunc_tl_i32(cpu_crf[0], cr0);
3889 tcg_gen_movi_tl(cpu_reserve, -1);
3891 #endif /* defined(TARGET_PPC64) */
3894 static void gen_sync(DisasContext *ctx)
3896 TCGBar bar = TCG_MO_ALL;
3897 uint32_t l = (ctx->opcode >> 21) & 3;
3899 if ((l == 1) && (ctx->insns_flags2 & PPC2_MEM_LWSYNC)) {
3900 bar = TCG_MO_LD_LD | TCG_MO_LD_ST | TCG_MO_ST_ST;
3904 * We may need to check for a pending TLB flush.
3906 * We do this on ptesync (l == 2) on ppc64 and any sync pn ppc32.
3908 * Additionally, this can only happen in kernel mode however so
3909 * check MSR_PR as well.
3911 if (((l == 2) || !(ctx->insns_flags & PPC_64B)) && !ctx->pr) {
3912 gen_check_tlb_flush(ctx, true);
3915 tcg_gen_mb(bar | TCG_BAR_SC);
3919 static void gen_wait(DisasContext *ctx)
3923 if (ctx->insns_flags & PPC_WAIT) {
3924 /* v2.03-v2.07 define an older incompatible 'wait' encoding. */
3926 if (ctx->insns_flags2 & PPC2_PM_ISA206) {
3927 /* v2.06 introduced the WC field. WC > 0 may be treated as no-op. */
3928 wc = WC(ctx->opcode);
3933 } else if (ctx->insns_flags2 & PPC2_ISA300) {
3934 /* v3.0 defines a new 'wait' encoding. */
3935 wc = WC(ctx->opcode);
3936 if (ctx->insns_flags2 & PPC2_ISA310) {
3937 uint32_t pl = PL(ctx->opcode);
3939 /* WC 1,2 may be treated as no-op. WC 3 is reserved. */
3945 /* PL 1-3 are reserved. If WC=2 then the insn is treated as noop. */
3946 if (pl > 0 && wc != 2) {
3951 } else { /* ISA300 */
3952 /* WC 1-3 are reserved */
3960 warn_report("wait instruction decoded with wrong ISA flags.");
3966 * wait without WC field or with WC=0 waits for an exception / interrupt
3970 TCGv_i32 t0 = tcg_constant_i32(1);
3971 tcg_gen_st_i32(t0, cpu_env,
3972 -offsetof(PowerPCCPU, env) + offsetof(CPUState, halted));
3973 /* Stop translation, as the CPU is supposed to sleep from now */
3974 gen_exception_nip(ctx, EXCP_HLT, ctx->base.pc_next);
3978 * Other wait types must not just wait until an exception occurs because
3979 * ignoring their other wake-up conditions could cause a hang.
3981 * For v2.06 and 2.07, wc=1,2,3 are architected but may be implemented as
3984 * wc=1 and wc=3 explicitly allow the instruction to be treated as a no-op.
3986 * wc=2 waits for an implementation-specific condition, such could be
3987 * always true, so it can be implemented as a no-op.
3989 * For v3.1, wc=1,2 are architected but may be implemented as no-ops.
3991 * wc=1 (waitrsv) waits for an exception or a reservation to be lost.
3992 * Reservation-loss may have implementation-specific conditions, so it
3993 * can be implemented as a no-op.
3995 * wc=2 waits for an exception or an amount of time to pass. This
3996 * amount is implementation-specific so it can be implemented as a
3999 * ISA v3.1 allows for execution to resume "in the rare case of
4000 * an implementation-dependent event", so in any case software must
4001 * not depend on the architected resumption condition to become
4002 * true, so no-op implementations should be architecturally correct
4007 #if defined(TARGET_PPC64)
4008 static void gen_doze(DisasContext *ctx)
4010 #if defined(CONFIG_USER_ONLY)
4016 translator_io_start(&ctx->base);
4017 t = tcg_constant_i32(PPC_PM_DOZE);
4018 gen_helper_pminsn(cpu_env, t);
4019 /* Stop translation, as the CPU is supposed to sleep from now */
4020 gen_exception_nip(ctx, EXCP_HLT, ctx->base.pc_next);
4021 #endif /* defined(CONFIG_USER_ONLY) */
4024 static void gen_nap(DisasContext *ctx)
4026 #if defined(CONFIG_USER_ONLY)
4032 translator_io_start(&ctx->base);
4033 t = tcg_constant_i32(PPC_PM_NAP);
4034 gen_helper_pminsn(cpu_env, t);
4035 /* Stop translation, as the CPU is supposed to sleep from now */
4036 gen_exception_nip(ctx, EXCP_HLT, ctx->base.pc_next);
4037 #endif /* defined(CONFIG_USER_ONLY) */
4040 static void gen_stop(DisasContext *ctx)
4042 #if defined(CONFIG_USER_ONLY)
4048 translator_io_start(&ctx->base);
4049 t = tcg_constant_i32(PPC_PM_STOP);
4050 gen_helper_pminsn(cpu_env, t);
4051 /* Stop translation, as the CPU is supposed to sleep from now */
4052 gen_exception_nip(ctx, EXCP_HLT, ctx->base.pc_next);
4053 #endif /* defined(CONFIG_USER_ONLY) */
4056 static void gen_sleep(DisasContext *ctx)
4058 #if defined(CONFIG_USER_ONLY)
4064 translator_io_start(&ctx->base);
4065 t = tcg_constant_i32(PPC_PM_SLEEP);
4066 gen_helper_pminsn(cpu_env, t);
4067 /* Stop translation, as the CPU is supposed to sleep from now */
4068 gen_exception_nip(ctx, EXCP_HLT, ctx->base.pc_next);
4069 #endif /* defined(CONFIG_USER_ONLY) */
4072 static void gen_rvwinkle(DisasContext *ctx)
4074 #if defined(CONFIG_USER_ONLY)
4080 translator_io_start(&ctx->base);
4081 t = tcg_constant_i32(PPC_PM_RVWINKLE);
4082 gen_helper_pminsn(cpu_env, t);
4083 /* Stop translation, as the CPU is supposed to sleep from now */
4084 gen_exception_nip(ctx, EXCP_HLT, ctx->base.pc_next);
4085 #endif /* defined(CONFIG_USER_ONLY) */
4087 #endif /* #if defined(TARGET_PPC64) */
4089 static inline void gen_update_cfar(DisasContext *ctx, target_ulong nip)
4091 #if defined(TARGET_PPC64)
4092 if (ctx->has_cfar) {
4093 tcg_gen_movi_tl(cpu_cfar, nip);
4098 #if defined(TARGET_PPC64)
4099 static void pmu_count_insns(DisasContext *ctx)
4102 * Do not bother calling the helper if the PMU isn't counting
4105 if (!ctx->pmu_insn_cnt) {
4109 #if !defined(CONFIG_USER_ONLY)
4114 * The PMU insns_inc() helper stops the internal PMU timer if a
4115 * counter overflows happens. In that case, if the guest is
4116 * running with icount and we do not handle it beforehand,
4117 * the helper can trigger a 'bad icount read'.
4119 translator_io_start(&ctx->base);
4121 /* Avoid helper calls when only PMC5-6 are enabled. */
4122 if (!ctx->pmc_other) {
4123 l = gen_new_label();
4124 t0 = tcg_temp_new();
4126 gen_load_spr(t0, SPR_POWER_PMC5);
4127 tcg_gen_addi_tl(t0, t0, ctx->base.num_insns);
4128 gen_store_spr(SPR_POWER_PMC5, t0);
4129 /* Check for overflow, if it's enabled */
4130 if (ctx->mmcr0_pmcjce) {
4131 tcg_gen_brcondi_tl(TCG_COND_LT, t0, PMC_COUNTER_NEGATIVE_VAL, l);
4132 gen_helper_handle_pmc5_overflow(cpu_env);
4137 gen_helper_insns_inc(cpu_env, tcg_constant_i32(ctx->base.num_insns));
4141 * User mode can read (but not write) PMC5 and start/stop
4142 * the PMU via MMCR0_FC. In this case just increment
4143 * PMC5 with base.num_insns.
4145 TCGv t0 = tcg_temp_new();
4147 gen_load_spr(t0, SPR_POWER_PMC5);
4148 tcg_gen_addi_tl(t0, t0, ctx->base.num_insns);
4149 gen_store_spr(SPR_POWER_PMC5, t0);
4150 #endif /* #if !defined(CONFIG_USER_ONLY) */
4153 static void pmu_count_insns(DisasContext *ctx)
4157 #endif /* #if defined(TARGET_PPC64) */
4159 static inline bool use_goto_tb(DisasContext *ctx, target_ulong dest)
4161 return translator_use_goto_tb(&ctx->base, dest);
4164 static void gen_lookup_and_goto_ptr(DisasContext *ctx)
4166 if (unlikely(ctx->singlestep_enabled)) {
4167 gen_debug_exception(ctx);
4170 * tcg_gen_lookup_and_goto_ptr will exit the TB if
4171 * CF_NO_GOTO_PTR is set. Count insns now.
4173 if (ctx->base.tb->flags & CF_NO_GOTO_PTR) {
4174 pmu_count_insns(ctx);
4177 tcg_gen_lookup_and_goto_ptr();
4182 static void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest)
4184 if (NARROW_MODE(ctx)) {
4185 dest = (uint32_t) dest;
4187 if (use_goto_tb(ctx, dest)) {
4188 pmu_count_insns(ctx);
4190 tcg_gen_movi_tl(cpu_nip, dest & ~3);
4191 tcg_gen_exit_tb(ctx->base.tb, n);
4193 tcg_gen_movi_tl(cpu_nip, dest & ~3);
4194 gen_lookup_and_goto_ptr(ctx);
4198 static inline void gen_setlr(DisasContext *ctx, target_ulong nip)
4200 if (NARROW_MODE(ctx)) {
4201 nip = (uint32_t)nip;
4203 tcg_gen_movi_tl(cpu_lr, nip);
4207 static void gen_b(DisasContext *ctx)
4209 target_ulong li, target;
4211 /* sign extend LI */
4212 li = LI(ctx->opcode);
4213 li = (li ^ 0x02000000) - 0x02000000;
4214 if (likely(AA(ctx->opcode) == 0)) {
4215 target = ctx->cia + li;
4219 if (LK(ctx->opcode)) {
4220 gen_setlr(ctx, ctx->base.pc_next);
4222 gen_update_cfar(ctx, ctx->cia);
4223 gen_goto_tb(ctx, 0, target);
4224 ctx->base.is_jmp = DISAS_NORETURN;
4232 static void gen_bcond(DisasContext *ctx, int type)
4234 uint32_t bo = BO(ctx->opcode);
4238 if (type == BCOND_LR || type == BCOND_CTR || type == BCOND_TAR) {
4239 target = tcg_temp_new();
4240 if (type == BCOND_CTR) {
4241 tcg_gen_mov_tl(target, cpu_ctr);
4242 } else if (type == BCOND_TAR) {
4243 gen_load_spr(target, SPR_TAR);
4245 tcg_gen_mov_tl(target, cpu_lr);
4250 if (LK(ctx->opcode)) {
4251 gen_setlr(ctx, ctx->base.pc_next);
4253 l1 = gen_new_label();
4254 if ((bo & 0x4) == 0) {
4255 /* Decrement and test CTR */
4256 TCGv temp = tcg_temp_new();
4258 if (type == BCOND_CTR) {
4260 * All ISAs up to v3 describe this form of bcctr as invalid but
4261 * some processors, ie. 64-bit server processors compliant with
4262 * arch 2.x, do implement a "test and decrement" logic instead,
4263 * as described in their respective UMs. This logic involves CTR
4264 * to act as both the branch target and a counter, which makes
4265 * it basically useless and thus never used in real code.
4267 * This form was hence chosen to trigger extra micro-architectural
4268 * side-effect on real HW needed for the Spectre v2 workaround.
4269 * It is up to guests that implement such workaround, ie. linux, to
4270 * use this form in a way it just triggers the side-effect without
4271 * doing anything else harmful.
4273 if (unlikely(!is_book3s_arch2x(ctx))) {
4274 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
4278 if (NARROW_MODE(ctx)) {
4279 tcg_gen_ext32u_tl(temp, cpu_ctr);
4281 tcg_gen_mov_tl(temp, cpu_ctr);
4284 tcg_gen_brcondi_tl(TCG_COND_NE, temp, 0, l1);
4286 tcg_gen_brcondi_tl(TCG_COND_EQ, temp, 0, l1);
4288 tcg_gen_subi_tl(cpu_ctr, cpu_ctr, 1);
4290 tcg_gen_subi_tl(cpu_ctr, cpu_ctr, 1);
4291 if (NARROW_MODE(ctx)) {
4292 tcg_gen_ext32u_tl(temp, cpu_ctr);
4294 tcg_gen_mov_tl(temp, cpu_ctr);
4297 tcg_gen_brcondi_tl(TCG_COND_NE, temp, 0, l1);
4299 tcg_gen_brcondi_tl(TCG_COND_EQ, temp, 0, l1);
4303 if ((bo & 0x10) == 0) {
4305 uint32_t bi = BI(ctx->opcode);
4306 uint32_t mask = 0x08 >> (bi & 0x03);
4307 TCGv_i32 temp = tcg_temp_new_i32();
4310 tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask);
4311 tcg_gen_brcondi_i32(TCG_COND_EQ, temp, 0, l1);
4313 tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask);
4314 tcg_gen_brcondi_i32(TCG_COND_NE, temp, 0, l1);
4317 gen_update_cfar(ctx, ctx->cia);
4318 if (type == BCOND_IM) {
4319 target_ulong li = (target_long)((int16_t)(BD(ctx->opcode)));
4320 if (likely(AA(ctx->opcode) == 0)) {
4321 gen_goto_tb(ctx, 0, ctx->cia + li);
4323 gen_goto_tb(ctx, 0, li);
4326 if (NARROW_MODE(ctx)) {
4327 tcg_gen_andi_tl(cpu_nip, target, (uint32_t)~3);
4329 tcg_gen_andi_tl(cpu_nip, target, ~3);
4331 gen_lookup_and_goto_ptr(ctx);
4333 if ((bo & 0x14) != 0x14) {
4334 /* fallthrough case */
4336 gen_goto_tb(ctx, 1, ctx->base.pc_next);
4338 ctx->base.is_jmp = DISAS_NORETURN;
4341 static void gen_bc(DisasContext *ctx)
4343 gen_bcond(ctx, BCOND_IM);
4346 static void gen_bcctr(DisasContext *ctx)
4348 gen_bcond(ctx, BCOND_CTR);
4351 static void gen_bclr(DisasContext *ctx)
4353 gen_bcond(ctx, BCOND_LR);
4356 static void gen_bctar(DisasContext *ctx)
4358 gen_bcond(ctx, BCOND_TAR);
4361 /*** Condition register logical ***/
4362 #define GEN_CRLOGIC(name, tcg_op, opc) \
4363 static void glue(gen_, name)(DisasContext *ctx) \
4368 sh = (crbD(ctx->opcode) & 0x03) - (crbA(ctx->opcode) & 0x03); \
4369 t0 = tcg_temp_new_i32(); \
4371 tcg_gen_shri_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], sh); \
4373 tcg_gen_shli_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], -sh); \
4375 tcg_gen_mov_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2]); \
4376 t1 = tcg_temp_new_i32(); \
4377 sh = (crbD(ctx->opcode) & 0x03) - (crbB(ctx->opcode) & 0x03); \
4379 tcg_gen_shri_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], sh); \
4381 tcg_gen_shli_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], -sh); \
4383 tcg_gen_mov_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2]); \
4384 tcg_op(t0, t0, t1); \
4385 bitmask = 0x08 >> (crbD(ctx->opcode) & 0x03); \
4386 tcg_gen_andi_i32(t0, t0, bitmask); \
4387 tcg_gen_andi_i32(t1, cpu_crf[crbD(ctx->opcode) >> 2], ~bitmask); \
4388 tcg_gen_or_i32(cpu_crf[crbD(ctx->opcode) >> 2], t0, t1); \
4392 GEN_CRLOGIC(crand, tcg_gen_and_i32, 0x08);
4394 GEN_CRLOGIC(crandc, tcg_gen_andc_i32, 0x04);
4396 GEN_CRLOGIC(creqv, tcg_gen_eqv_i32, 0x09);
4398 GEN_CRLOGIC(crnand, tcg_gen_nand_i32, 0x07);
4400 GEN_CRLOGIC(crnor, tcg_gen_nor_i32, 0x01);
4402 GEN_CRLOGIC(cror, tcg_gen_or_i32, 0x0E);
4404 GEN_CRLOGIC(crorc, tcg_gen_orc_i32, 0x0D);
4406 GEN_CRLOGIC(crxor, tcg_gen_xor_i32, 0x06);
4409 static void gen_mcrf(DisasContext *ctx)
4411 tcg_gen_mov_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfS(ctx->opcode)]);
4414 /*** System linkage ***/
4416 /* rfi (supervisor only) */
4417 static void gen_rfi(DisasContext *ctx)
4419 #if defined(CONFIG_USER_ONLY)
4423 * This instruction doesn't exist anymore on 64-bit server
4424 * processors compliant with arch 2.x
4426 if (is_book3s_arch2x(ctx)) {
4427 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
4430 /* Restore CPU state */
4432 translator_io_start(&ctx->base);
4433 gen_update_cfar(ctx, ctx->cia);
4434 gen_helper_rfi(cpu_env);
4435 ctx->base.is_jmp = DISAS_EXIT;
4439 #if defined(TARGET_PPC64)
4440 static void gen_rfid(DisasContext *ctx)
4442 #if defined(CONFIG_USER_ONLY)
4445 /* Restore CPU state */
4447 translator_io_start(&ctx->base);
4448 gen_update_cfar(ctx, ctx->cia);
4449 gen_helper_rfid(cpu_env);
4450 ctx->base.is_jmp = DISAS_EXIT;
4454 #if !defined(CONFIG_USER_ONLY)
4455 static void gen_rfscv(DisasContext *ctx)
4457 #if defined(CONFIG_USER_ONLY)
4460 /* Restore CPU state */
4462 translator_io_start(&ctx->base);
4463 gen_update_cfar(ctx, ctx->cia);
4464 gen_helper_rfscv(cpu_env);
4465 ctx->base.is_jmp = DISAS_EXIT;
4470 static void gen_hrfid(DisasContext *ctx)
4472 #if defined(CONFIG_USER_ONLY)
4475 /* Restore CPU state */
4477 translator_io_start(&ctx->base);
4478 gen_helper_hrfid(cpu_env);
4479 ctx->base.is_jmp = DISAS_EXIT;
4485 #if defined(CONFIG_USER_ONLY)
4486 #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL_USER
4488 #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL
4489 #define POWERPC_SYSCALL_VECTORED POWERPC_EXCP_SYSCALL_VECTORED
4491 static void gen_sc(DisasContext *ctx)
4496 * LEV is a 7-bit field, but the top 6 bits are treated as a reserved
4497 * field (i.e., ignored). ISA v3.1 changes that to 5 bits, but that is
4498 * for Ultravisor which TCG does not support, so just ignore the top 6.
4500 lev = (ctx->opcode >> 5) & 0x1;
4501 gen_exception_err(ctx, POWERPC_SYSCALL, lev);
4504 #if defined(TARGET_PPC64)
4505 #if !defined(CONFIG_USER_ONLY)
4506 static void gen_scv(DisasContext *ctx)
4508 uint32_t lev = (ctx->opcode >> 5) & 0x7F;
4510 /* Set the PC back to the faulting instruction. */
4511 gen_update_nip(ctx, ctx->cia);
4512 gen_helper_scv(cpu_env, tcg_constant_i32(lev));
4514 ctx->base.is_jmp = DISAS_NORETURN;
4521 /* Check for unconditional traps (always or never) */
4522 static bool check_unconditional_trap(DisasContext *ctx)
4525 if (TO(ctx->opcode) == 0) {
4529 if (TO(ctx->opcode) == 31) {
4530 gen_exception_err(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_TRAP);
4537 static void gen_tw(DisasContext *ctx)
4541 if (check_unconditional_trap(ctx)) {
4544 t0 = tcg_constant_i32(TO(ctx->opcode));
4545 gen_helper_tw(cpu_env, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)],
4550 static void gen_twi(DisasContext *ctx)
4555 if (check_unconditional_trap(ctx)) {
4558 t0 = tcg_constant_tl(SIMM(ctx->opcode));
4559 t1 = tcg_constant_i32(TO(ctx->opcode));
4560 gen_helper_tw(cpu_env, cpu_gpr[rA(ctx->opcode)], t0, t1);
4563 #if defined(TARGET_PPC64)
4565 static void gen_td(DisasContext *ctx)
4569 if (check_unconditional_trap(ctx)) {
4572 t0 = tcg_constant_i32(TO(ctx->opcode));
4573 gen_helper_td(cpu_env, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)],
4578 static void gen_tdi(DisasContext *ctx)
4583 if (check_unconditional_trap(ctx)) {
4586 t0 = tcg_constant_tl(SIMM(ctx->opcode));
4587 t1 = tcg_constant_i32(TO(ctx->opcode));
4588 gen_helper_td(cpu_env, cpu_gpr[rA(ctx->opcode)], t0, t1);
4592 /*** Processor control ***/
4595 static void gen_mcrxr(DisasContext *ctx)
4597 TCGv_i32 t0 = tcg_temp_new_i32();
4598 TCGv_i32 t1 = tcg_temp_new_i32();
4599 TCGv_i32 dst = cpu_crf[crfD(ctx->opcode)];
4601 tcg_gen_trunc_tl_i32(t0, cpu_so);
4602 tcg_gen_trunc_tl_i32(t1, cpu_ov);
4603 tcg_gen_trunc_tl_i32(dst, cpu_ca);
4604 tcg_gen_shli_i32(t0, t0, 3);
4605 tcg_gen_shli_i32(t1, t1, 2);
4606 tcg_gen_shli_i32(dst, dst, 1);
4607 tcg_gen_or_i32(dst, dst, t0);
4608 tcg_gen_or_i32(dst, dst, t1);
4610 tcg_gen_movi_tl(cpu_so, 0);
4611 tcg_gen_movi_tl(cpu_ov, 0);
4612 tcg_gen_movi_tl(cpu_ca, 0);
4617 static void gen_mcrxrx(DisasContext *ctx)
4619 TCGv t0 = tcg_temp_new();
4620 TCGv t1 = tcg_temp_new();
4621 TCGv_i32 dst = cpu_crf[crfD(ctx->opcode)];
4623 /* copy OV and OV32 */
4624 tcg_gen_shli_tl(t0, cpu_ov, 1);
4625 tcg_gen_or_tl(t0, t0, cpu_ov32);
4626 tcg_gen_shli_tl(t0, t0, 2);
4627 /* copy CA and CA32 */
4628 tcg_gen_shli_tl(t1, cpu_ca, 1);
4629 tcg_gen_or_tl(t1, t1, cpu_ca32);
4630 tcg_gen_or_tl(t0, t0, t1);
4631 tcg_gen_trunc_tl_i32(dst, t0);
4636 static void gen_mfcr(DisasContext *ctx)
4640 if (likely(ctx->opcode & 0x00100000)) {
4641 crm = CRM(ctx->opcode);
4642 if (likely(crm && ((crm & (crm - 1)) == 0))) {
4644 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], cpu_crf[7 - crn]);
4645 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)],
4646 cpu_gpr[rD(ctx->opcode)], crn * 4);
4649 TCGv_i32 t0 = tcg_temp_new_i32();
4650 tcg_gen_mov_i32(t0, cpu_crf[0]);
4651 tcg_gen_shli_i32(t0, t0, 4);
4652 tcg_gen_or_i32(t0, t0, cpu_crf[1]);
4653 tcg_gen_shli_i32(t0, t0, 4);
4654 tcg_gen_or_i32(t0, t0, cpu_crf[2]);
4655 tcg_gen_shli_i32(t0, t0, 4);
4656 tcg_gen_or_i32(t0, t0, cpu_crf[3]);
4657 tcg_gen_shli_i32(t0, t0, 4);
4658 tcg_gen_or_i32(t0, t0, cpu_crf[4]);
4659 tcg_gen_shli_i32(t0, t0, 4);
4660 tcg_gen_or_i32(t0, t0, cpu_crf[5]);
4661 tcg_gen_shli_i32(t0, t0, 4);
4662 tcg_gen_or_i32(t0, t0, cpu_crf[6]);
4663 tcg_gen_shli_i32(t0, t0, 4);
4664 tcg_gen_or_i32(t0, t0, cpu_crf[7]);
4665 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t0);
4670 static void gen_mfmsr(DisasContext *ctx)
4673 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_msr);
4677 static inline void gen_op_mfspr(DisasContext *ctx)
4679 void (*read_cb)(DisasContext *ctx, int gprn, int sprn);
4680 uint32_t sprn = SPR(ctx->opcode);
4682 #if defined(CONFIG_USER_ONLY)
4683 read_cb = ctx->spr_cb[sprn].uea_read;
4686 read_cb = ctx->spr_cb[sprn].uea_read;
4687 } else if (ctx->hv) {
4688 read_cb = ctx->spr_cb[sprn].hea_read;
4690 read_cb = ctx->spr_cb[sprn].oea_read;
4693 if (likely(read_cb != NULL)) {
4694 if (likely(read_cb != SPR_NOACCESS)) {
4695 (*read_cb)(ctx, rD(ctx->opcode), sprn);
4697 /* Privilege exception */
4699 * This is a hack to avoid warnings when running Linux:
4700 * this OS breaks the PowerPC virtualisation model,
4701 * allowing userland application to read the PVR
4703 if (sprn != SPR_PVR) {
4704 qemu_log_mask(LOG_GUEST_ERROR, "Trying to read privileged spr "
4705 "%d (0x%03x) at " TARGET_FMT_lx "\n", sprn, sprn,
4708 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_REG);
4711 /* ISA 2.07 defines these as no-ops */
4712 if ((ctx->insns_flags2 & PPC2_ISA207S) &&
4713 (sprn >= 808 && sprn <= 811)) {
4718 qemu_log_mask(LOG_GUEST_ERROR,
4719 "Trying to read invalid spr %d (0x%03x) at "
4720 TARGET_FMT_lx "\n", sprn, sprn, ctx->cia);
4723 * The behaviour depends on MSR:PR and SPR# bit 0x10, it can
4724 * generate a priv, a hv emu or a no-op
4728 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_REG);
4731 if (ctx->pr || sprn == 0 || sprn == 4 || sprn == 5 || sprn == 6) {
4732 gen_hvpriv_exception(ctx, POWERPC_EXCP_PRIV_REG);
4738 static void gen_mfspr(DisasContext *ctx)
4744 static void gen_mftb(DisasContext *ctx)
4750 static void gen_mtcrf(DisasContext *ctx)
4754 crm = CRM(ctx->opcode);
4755 if (likely((ctx->opcode & 0x00100000))) {
4756 if (crm && ((crm & (crm - 1)) == 0)) {
4757 TCGv_i32 temp = tcg_temp_new_i32();
4759 tcg_gen_trunc_tl_i32(temp, cpu_gpr[rS(ctx->opcode)]);
4760 tcg_gen_shri_i32(temp, temp, crn * 4);
4761 tcg_gen_andi_i32(cpu_crf[7 - crn], temp, 0xf);
4764 TCGv_i32 temp = tcg_temp_new_i32();
4765 tcg_gen_trunc_tl_i32(temp, cpu_gpr[rS(ctx->opcode)]);
4766 for (crn = 0 ; crn < 8 ; crn++) {
4767 if (crm & (1 << crn)) {
4768 tcg_gen_shri_i32(cpu_crf[7 - crn], temp, crn * 4);
4769 tcg_gen_andi_i32(cpu_crf[7 - crn], cpu_crf[7 - crn], 0xf);
4776 #if defined(TARGET_PPC64)
4777 static void gen_mtmsrd(DisasContext *ctx)
4779 if (unlikely(!is_book3s_arch2x(ctx))) {
4786 #if !defined(CONFIG_USER_ONLY)
4790 t0 = tcg_temp_new();
4791 t1 = tcg_temp_new();
4793 translator_io_start(&ctx->base);
4795 if (ctx->opcode & 0x00010000) {
4796 /* L=1 form only updates EE and RI */
4797 mask = (1ULL << MSR_RI) | (1ULL << MSR_EE);
4799 /* mtmsrd does not alter HV, S, ME, or LE */
4800 mask = ~((1ULL << MSR_LE) | (1ULL << MSR_ME) | (1ULL << MSR_S) |
4803 * XXX: we need to update nip before the store if we enter
4804 * power saving mode, we will exit the loop directly from
4807 gen_update_nip(ctx, ctx->base.pc_next);
4810 tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], mask);
4811 tcg_gen_andi_tl(t1, cpu_msr, ~mask);
4812 tcg_gen_or_tl(t0, t0, t1);
4814 gen_helper_store_msr(cpu_env, t0);
4816 /* Must stop the translation as machine state (may have) changed */
4817 ctx->base.is_jmp = DISAS_EXIT_UPDATE;
4818 #endif /* !defined(CONFIG_USER_ONLY) */
4820 #endif /* defined(TARGET_PPC64) */
4822 static void gen_mtmsr(DisasContext *ctx)
4826 #if !defined(CONFIG_USER_ONLY)
4828 target_ulong mask = 0xFFFFFFFF;
4830 t0 = tcg_temp_new();
4831 t1 = tcg_temp_new();
4833 translator_io_start(&ctx->base);
4834 if (ctx->opcode & 0x00010000) {
4835 /* L=1 form only updates EE and RI */
4836 mask &= (1ULL << MSR_RI) | (1ULL << MSR_EE);
4838 /* mtmsr does not alter S, ME, or LE */
4839 mask &= ~((1ULL << MSR_LE) | (1ULL << MSR_ME) | (1ULL << MSR_S));
4842 * XXX: we need to update nip before the store if we enter
4843 * power saving mode, we will exit the loop directly from
4846 gen_update_nip(ctx, ctx->base.pc_next);
4849 tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], mask);
4850 tcg_gen_andi_tl(t1, cpu_msr, ~mask);
4851 tcg_gen_or_tl(t0, t0, t1);
4853 gen_helper_store_msr(cpu_env, t0);
4855 /* Must stop the translation as machine state (may have) changed */
4856 ctx->base.is_jmp = DISAS_EXIT_UPDATE;
4861 static void gen_mtspr(DisasContext *ctx)
4863 void (*write_cb)(DisasContext *ctx, int sprn, int gprn);
4864 uint32_t sprn = SPR(ctx->opcode);
4866 #if defined(CONFIG_USER_ONLY)
4867 write_cb = ctx->spr_cb[sprn].uea_write;
4870 write_cb = ctx->spr_cb[sprn].uea_write;
4871 } else if (ctx->hv) {
4872 write_cb = ctx->spr_cb[sprn].hea_write;
4874 write_cb = ctx->spr_cb[sprn].oea_write;
4877 if (likely(write_cb != NULL)) {
4878 if (likely(write_cb != SPR_NOACCESS)) {
4879 (*write_cb)(ctx, sprn, rS(ctx->opcode));
4881 /* Privilege exception */
4882 qemu_log_mask(LOG_GUEST_ERROR, "Trying to write privileged spr "
4883 "%d (0x%03x) at " TARGET_FMT_lx "\n", sprn, sprn,
4885 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_REG);
4888 /* ISA 2.07 defines these as no-ops */
4889 if ((ctx->insns_flags2 & PPC2_ISA207S) &&
4890 (sprn >= 808 && sprn <= 811)) {
4896 qemu_log_mask(LOG_GUEST_ERROR,
4897 "Trying to write invalid spr %d (0x%03x) at "
4898 TARGET_FMT_lx "\n", sprn, sprn, ctx->cia);
4902 * The behaviour depends on MSR:PR and SPR# bit 0x10, it can
4903 * generate a priv, a hv emu or a no-op
4907 gen_priv_exception(ctx, POWERPC_EXCP_PRIV_REG);
4910 if (ctx->pr || sprn == 0) {
4911 gen_hvpriv_exception(ctx, POWERPC_EXCP_PRIV_REG);
4917 #if defined(TARGET_PPC64)
4919 static void gen_setb(DisasContext *ctx)
4921 TCGv_i32 t0 = tcg_temp_new_i32();
4922 TCGv_i32 t8 = tcg_constant_i32(8);
4923 TCGv_i32 tm1 = tcg_constant_i32(-1);
4924 int crf = crfS(ctx->opcode);
4926 tcg_gen_setcondi_i32(TCG_COND_GEU, t0, cpu_crf[crf], 4);
4927 tcg_gen_movcond_i32(TCG_COND_GEU, t0, cpu_crf[crf], t8, tm1, t0);
4928 tcg_gen_ext_i32_tl(cpu_gpr[rD(ctx->opcode)], t0);
4932 /*** Cache management ***/
4935 static void gen_dcbf(DisasContext *ctx)
4937 /* XXX: specification says this is treated as a load by the MMU */
4939 gen_set_access_type(ctx, ACCESS_CACHE);
4940 t0 = tcg_temp_new();
4941 gen_addr_reg_index(ctx, t0);
4942 gen_qemu_ld8u(ctx, t0, t0);
4945 /* dcbfep (external PID dcbf) */
4946 static void gen_dcbfep(DisasContext *ctx)
4948 /* XXX: specification says this is treated as a load by the MMU */
4951 gen_set_access_type(ctx, ACCESS_CACHE);
4952 t0 = tcg_temp_new();
4953 gen_addr_reg_index(ctx, t0);
4954 tcg_gen_qemu_ld_tl(t0, t0, PPC_TLB_EPID_LOAD, DEF_MEMOP(MO_UB));
4957 /* dcbi (Supervisor only) */
4958 static void gen_dcbi(DisasContext *ctx)
4960 #if defined(CONFIG_USER_ONLY)
4966 EA = tcg_temp_new();
4967 gen_set_access_type(ctx, ACCESS_CACHE);
4968 gen_addr_reg_index(ctx, EA);
4969 val = tcg_temp_new();
4970 /* XXX: specification says this should be treated as a store by the MMU */
4971 gen_qemu_ld8u(ctx, val, EA);
4972 gen_qemu_st8(ctx, val, EA);
4973 #endif /* defined(CONFIG_USER_ONLY) */
4977 static void gen_dcbst(DisasContext *ctx)
4979 /* XXX: specification say this is treated as a load by the MMU */
4981 gen_set_access_type(ctx, ACCESS_CACHE);
4982 t0 = tcg_temp_new();
4983 gen_addr_reg_index(ctx, t0);
4984 gen_qemu_ld8u(ctx, t0, t0);
4987 /* dcbstep (dcbstep External PID version) */
4988 static void gen_dcbstep(DisasContext *ctx)
4990 /* XXX: specification say this is treated as a load by the MMU */
4992 gen_set_access_type(ctx, ACCESS_CACHE);
4993 t0 = tcg_temp_new();
4994 gen_addr_reg_index(ctx, t0);
4995 tcg_gen_qemu_ld_tl(t0, t0, PPC_TLB_EPID_LOAD, DEF_MEMOP(MO_UB));
4999 static void gen_dcbt(DisasContext *ctx)
5002 * interpreted as no-op
5003 * XXX: specification say this is treated as a load by the MMU but
5004 * does not generate any exception
5009 static void gen_dcbtep(DisasContext *ctx)
5012 * interpreted as no-op
5013 * XXX: specification say this is treated as a load by the MMU but
5014 * does not generate any exception
5019 static void gen_dcbtst(DisasContext *ctx)
5022 * interpreted as no-op
5023 * XXX: specification say this is treated as a load by the MMU but
5024 * does not generate any exception
5029 static void gen_dcbtstep(DisasContext *ctx)
5032 * interpreted as no-op
5033 * XXX: specification say this is treated as a load by the MMU but
5034 * does not generate any exception
5039 static void gen_dcbtls(DisasContext *ctx)
5041 /* Always fails locking the cache */
5042 TCGv t0 = tcg_temp_new();
5043 gen_load_spr(t0, SPR_Exxx_L1CSR0);
5044 tcg_gen_ori_tl(t0, t0, L1CSR0_CUL);
5045 gen_store_spr(SPR_Exxx_L1CSR0, t0);
5049 static void gen_dcblc(DisasContext *ctx)
5052 * interpreted as no-op
5057 static void gen_dcbz(DisasContext *ctx)
5062 gen_set_access_type(ctx, ACCESS_CACHE);
5063 tcgv_addr = tcg_temp_new();
5064 tcgv_op = tcg_constant_i32(ctx->opcode & 0x03FF000);
5065 gen_addr_reg_index(ctx, tcgv_addr);
5066 gen_helper_dcbz(cpu_env, tcgv_addr, tcgv_op);
5070 static void gen_dcbzep(DisasContext *ctx)
5075 gen_set_access_type(ctx, ACCESS_CACHE);
5076 tcgv_addr = tcg_temp_new();
5077 tcgv_op = tcg_constant_i32(ctx->opcode & 0x03FF000);
5078 gen_addr_reg_index(ctx, tcgv_addr);
5079 gen_helper_dcbzep(cpu_env, tcgv_addr, tcgv_op);
5083 static void gen_dst(DisasContext *ctx)
5085 if (rA(ctx->opcode) == 0) {
5086 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5088 /* interpreted as no-op */
5093 static void gen_dstst(DisasContext *ctx)
5095 if (rA(ctx->opcode) == 0) {
5096 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5098 /* interpreted as no-op */
5104 static void gen_dss(DisasContext *ctx)
5106 /* interpreted as no-op */
5110 static void gen_icbi(DisasContext *ctx)
5113 gen_set_access_type(ctx, ACCESS_CACHE);
5114 t0 = tcg_temp_new();
5115 gen_addr_reg_index(ctx, t0);
5116 gen_helper_icbi(cpu_env, t0);
5120 static void gen_icbiep(DisasContext *ctx)
5123 gen_set_access_type(ctx, ACCESS_CACHE);
5124 t0 = tcg_temp_new();
5125 gen_addr_reg_index(ctx, t0);
5126 gen_helper_icbiep(cpu_env, t0);
5131 static void gen_dcba(DisasContext *ctx)
5134 * interpreted as no-op
5135 * XXX: specification say this is treated as a store by the MMU
5136 * but does not generate any exception
5140 /*** Segment register manipulation ***/
5141 /* Supervisor only: */
5144 static void gen_mfsr(DisasContext *ctx)
5146 #if defined(CONFIG_USER_ONLY)
5152 t0 = tcg_constant_tl(SR(ctx->opcode));
5153 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0);
5154 #endif /* defined(CONFIG_USER_ONLY) */
5158 static void gen_mfsrin(DisasContext *ctx)
5160 #if defined(CONFIG_USER_ONLY)
5166 t0 = tcg_temp_new();
5167 tcg_gen_extract_tl(t0, cpu_gpr[rB(ctx->opcode)], 28, 4);
5168 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0);
5169 #endif /* defined(CONFIG_USER_ONLY) */
5173 static void gen_mtsr(DisasContext *ctx)
5175 #if defined(CONFIG_USER_ONLY)
5181 t0 = tcg_constant_tl(SR(ctx->opcode));
5182 gen_helper_store_sr(cpu_env, t0, cpu_gpr[rS(ctx->opcode)]);
5183 #endif /* defined(CONFIG_USER_ONLY) */
5187 static void gen_mtsrin(DisasContext *ctx)
5189 #if defined(CONFIG_USER_ONLY)
5195 t0 = tcg_temp_new();
5196 tcg_gen_extract_tl(t0, cpu_gpr[rB(ctx->opcode)], 28, 4);
5197 gen_helper_store_sr(cpu_env, t0, cpu_gpr[rD(ctx->opcode)]);
5198 #endif /* defined(CONFIG_USER_ONLY) */
5201 #if defined(TARGET_PPC64)
5202 /* Specific implementation for PowerPC 64 "bridge" emulation using SLB */
5205 static void gen_mfsr_64b(DisasContext *ctx)
5207 #if defined(CONFIG_USER_ONLY)
5213 t0 = tcg_constant_tl(SR(ctx->opcode));
5214 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0);
5215 #endif /* defined(CONFIG_USER_ONLY) */
5219 static void gen_mfsrin_64b(DisasContext *ctx)
5221 #if defined(CONFIG_USER_ONLY)
5227 t0 = tcg_temp_new();
5228 tcg_gen_extract_tl(t0, cpu_gpr[rB(ctx->opcode)], 28, 4);
5229 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0);
5230 #endif /* defined(CONFIG_USER_ONLY) */
5234 static void gen_mtsr_64b(DisasContext *ctx)
5236 #if defined(CONFIG_USER_ONLY)
5242 t0 = tcg_constant_tl(SR(ctx->opcode));
5243 gen_helper_store_sr(cpu_env, t0, cpu_gpr[rS(ctx->opcode)]);
5244 #endif /* defined(CONFIG_USER_ONLY) */
5248 static void gen_mtsrin_64b(DisasContext *ctx)
5250 #if defined(CONFIG_USER_ONLY)
5256 t0 = tcg_temp_new();
5257 tcg_gen_extract_tl(t0, cpu_gpr[rB(ctx->opcode)], 28, 4);
5258 gen_helper_store_sr(cpu_env, t0, cpu_gpr[rS(ctx->opcode)]);
5259 #endif /* defined(CONFIG_USER_ONLY) */
5262 #endif /* defined(TARGET_PPC64) */
5264 /*** Lookaside buffer management ***/
5265 /* Optional & supervisor only: */
5268 static void gen_tlbia(DisasContext *ctx)
5270 #if defined(CONFIG_USER_ONLY)
5275 gen_helper_tlbia(cpu_env);
5276 #endif /* defined(CONFIG_USER_ONLY) */
5280 static void gen_tlbsync(DisasContext *ctx)
5282 #if defined(CONFIG_USER_ONLY)
5287 CHK_SV(ctx); /* If gtse is set then tlbsync is supervisor privileged */
5289 CHK_HV(ctx); /* Else hypervisor privileged */
5292 /* BookS does both ptesync and tlbsync make tlbsync a nop for server */
5293 if (ctx->insns_flags & PPC_BOOKE) {
5294 gen_check_tlb_flush(ctx, true);
5296 #endif /* defined(CONFIG_USER_ONLY) */
5299 /*** External control ***/
5303 static void gen_eciwx(DisasContext *ctx)
5306 /* Should check EAR[E] ! */
5307 gen_set_access_type(ctx, ACCESS_EXT);
5308 t0 = tcg_temp_new();
5309 gen_addr_reg_index(ctx, t0);
5310 tcg_gen_qemu_ld_tl(cpu_gpr[rD(ctx->opcode)], t0, ctx->mem_idx,
5311 DEF_MEMOP(MO_UL | MO_ALIGN));
5315 static void gen_ecowx(DisasContext *ctx)
5318 /* Should check EAR[E] ! */
5319 gen_set_access_type(ctx, ACCESS_EXT);
5320 t0 = tcg_temp_new();
5321 gen_addr_reg_index(ctx, t0);
5322 tcg_gen_qemu_st_tl(cpu_gpr[rD(ctx->opcode)], t0, ctx->mem_idx,
5323 DEF_MEMOP(MO_UL | MO_ALIGN));
5326 /* 602 - 603 - G2 TLB management */
5329 static void gen_tlbld_6xx(DisasContext *ctx)
5331 #if defined(CONFIG_USER_ONLY)
5335 gen_helper_6xx_tlbd(cpu_env, cpu_gpr[rB(ctx->opcode)]);
5336 #endif /* defined(CONFIG_USER_ONLY) */
5340 static void gen_tlbli_6xx(DisasContext *ctx)
5342 #if defined(CONFIG_USER_ONLY)
5346 gen_helper_6xx_tlbi(cpu_env, cpu_gpr[rB(ctx->opcode)]);
5347 #endif /* defined(CONFIG_USER_ONLY) */
5350 /* BookE specific instructions */
5352 /* XXX: not implemented on 440 ? */
5353 static void gen_mfapidi(DisasContext *ctx)
5356 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5359 /* XXX: not implemented on 440 ? */
5360 static void gen_tlbiva(DisasContext *ctx)
5362 #if defined(CONFIG_USER_ONLY)
5368 t0 = tcg_temp_new();
5369 gen_addr_reg_index(ctx, t0);
5370 gen_helper_tlbiva(cpu_env, cpu_gpr[rB(ctx->opcode)]);
5371 #endif /* defined(CONFIG_USER_ONLY) */
5374 /* All 405 MAC instructions are translated here */
5375 static inline void gen_405_mulladd_insn(DisasContext *ctx, int opc2, int opc3,
5376 int ra, int rb, int rt, int Rc)
5380 t0 = tcg_temp_new();
5381 t1 = tcg_temp_new();
5383 switch (opc3 & 0x0D) {
5385 /* macchw - macchw. - macchwo - macchwo. */
5386 /* macchws - macchws. - macchwso - macchwso. */
5387 /* nmacchw - nmacchw. - nmacchwo - nmacchwo. */
5388 /* nmacchws - nmacchws. - nmacchwso - nmacchwso. */
5389 /* mulchw - mulchw. */
5390 tcg_gen_ext16s_tl(t0, cpu_gpr[ra]);
5391 tcg_gen_sari_tl(t1, cpu_gpr[rb], 16);
5392 tcg_gen_ext16s_tl(t1, t1);
5395 /* macchwu - macchwu. - macchwuo - macchwuo. */
5396 /* macchwsu - macchwsu. - macchwsuo - macchwsuo. */
5397 /* mulchwu - mulchwu. */
5398 tcg_gen_ext16u_tl(t0, cpu_gpr[ra]);
5399 tcg_gen_shri_tl(t1, cpu_gpr[rb], 16);
5400 tcg_gen_ext16u_tl(t1, t1);
5403 /* machhw - machhw. - machhwo - machhwo. */
5404 /* machhws - machhws. - machhwso - machhwso. */
5405 /* nmachhw - nmachhw. - nmachhwo - nmachhwo. */
5406 /* nmachhws - nmachhws. - nmachhwso - nmachhwso. */
5407 /* mulhhw - mulhhw. */
5408 tcg_gen_sari_tl(t0, cpu_gpr[ra], 16);
5409 tcg_gen_ext16s_tl(t0, t0);
5410 tcg_gen_sari_tl(t1, cpu_gpr[rb], 16);
5411 tcg_gen_ext16s_tl(t1, t1);
5414 /* machhwu - machhwu. - machhwuo - machhwuo. */
5415 /* machhwsu - machhwsu. - machhwsuo - machhwsuo. */
5416 /* mulhhwu - mulhhwu. */
5417 tcg_gen_shri_tl(t0, cpu_gpr[ra], 16);
5418 tcg_gen_ext16u_tl(t0, t0);
5419 tcg_gen_shri_tl(t1, cpu_gpr[rb], 16);
5420 tcg_gen_ext16u_tl(t1, t1);
5423 /* maclhw - maclhw. - maclhwo - maclhwo. */
5424 /* maclhws - maclhws. - maclhwso - maclhwso. */
5425 /* nmaclhw - nmaclhw. - nmaclhwo - nmaclhwo. */
5426 /* nmaclhws - nmaclhws. - nmaclhwso - nmaclhwso. */
5427 /* mullhw - mullhw. */
5428 tcg_gen_ext16s_tl(t0, cpu_gpr[ra]);
5429 tcg_gen_ext16s_tl(t1, cpu_gpr[rb]);
5432 /* maclhwu - maclhwu. - maclhwuo - maclhwuo. */
5433 /* maclhwsu - maclhwsu. - maclhwsuo - maclhwsuo. */
5434 /* mullhwu - mullhwu. */
5435 tcg_gen_ext16u_tl(t0, cpu_gpr[ra]);
5436 tcg_gen_ext16u_tl(t1, cpu_gpr[rb]);
5440 /* (n)multiply-and-accumulate (0x0C / 0x0E) */
5441 tcg_gen_mul_tl(t1, t0, t1);
5443 /* nmultiply-and-accumulate (0x0E) */
5444 tcg_gen_sub_tl(t0, cpu_gpr[rt], t1);
5446 /* multiply-and-accumulate (0x0C) */
5447 tcg_gen_add_tl(t0, cpu_gpr[rt], t1);
5451 /* Check overflow and/or saturate */
5452 TCGLabel *l1 = gen_new_label();
5455 /* Start with XER OV disabled, the most likely case */
5456 tcg_gen_movi_tl(cpu_ov, 0);
5460 tcg_gen_xor_tl(t1, cpu_gpr[rt], t1);
5461 tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l1);
5462 tcg_gen_xor_tl(t1, cpu_gpr[rt], t0);
5463 tcg_gen_brcondi_tl(TCG_COND_LT, t1, 0, l1);
5466 tcg_gen_sari_tl(t0, cpu_gpr[rt], 31);
5467 tcg_gen_xori_tl(t0, t0, 0x7fffffff);
5471 tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1);
5474 tcg_gen_movi_tl(t0, UINT32_MAX);
5478 /* Check overflow */
5479 tcg_gen_movi_tl(cpu_ov, 1);
5480 tcg_gen_movi_tl(cpu_so, 1);
5483 tcg_gen_mov_tl(cpu_gpr[rt], t0);
5486 tcg_gen_mul_tl(cpu_gpr[rt], t0, t1);
5488 if (unlikely(Rc) != 0) {
5490 gen_set_Rc0(ctx, cpu_gpr[rt]);
5494 #define GEN_MAC_HANDLER(name, opc2, opc3) \
5495 static void glue(gen_, name)(DisasContext *ctx) \
5497 gen_405_mulladd_insn(ctx, opc2, opc3, rA(ctx->opcode), rB(ctx->opcode), \
5498 rD(ctx->opcode), Rc(ctx->opcode)); \
5501 /* macchw - macchw. */
5502 GEN_MAC_HANDLER(macchw, 0x0C, 0x05);
5503 /* macchwo - macchwo. */
5504 GEN_MAC_HANDLER(macchwo, 0x0C, 0x15);
5505 /* macchws - macchws. */
5506 GEN_MAC_HANDLER(macchws, 0x0C, 0x07);
5507 /* macchwso - macchwso. */
5508 GEN_MAC_HANDLER(macchwso, 0x0C, 0x17);
5509 /* macchwsu - macchwsu. */
5510 GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06);
5511 /* macchwsuo - macchwsuo. */
5512 GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16);
5513 /* macchwu - macchwu. */
5514 GEN_MAC_HANDLER(macchwu, 0x0C, 0x04);
5515 /* macchwuo - macchwuo. */
5516 GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14);
5517 /* machhw - machhw. */
5518 GEN_MAC_HANDLER(machhw, 0x0C, 0x01);
5519 /* machhwo - machhwo. */
5520 GEN_MAC_HANDLER(machhwo, 0x0C, 0x11);
5521 /* machhws - machhws. */
5522 GEN_MAC_HANDLER(machhws, 0x0C, 0x03);
5523 /* machhwso - machhwso. */
5524 GEN_MAC_HANDLER(machhwso, 0x0C, 0x13);
5525 /* machhwsu - machhwsu. */
5526 GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02);
5527 /* machhwsuo - machhwsuo. */
5528 GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12);
5529 /* machhwu - machhwu. */
5530 GEN_MAC_HANDLER(machhwu, 0x0C, 0x00);
5531 /* machhwuo - machhwuo. */
5532 GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10);
5533 /* maclhw - maclhw. */
5534 GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D);
5535 /* maclhwo - maclhwo. */
5536 GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D);
5537 /* maclhws - maclhws. */
5538 GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F);
5539 /* maclhwso - maclhwso. */
5540 GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F);
5541 /* maclhwu - maclhwu. */
5542 GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C);
5543 /* maclhwuo - maclhwuo. */
5544 GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C);
5545 /* maclhwsu - maclhwsu. */
5546 GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E);
5547 /* maclhwsuo - maclhwsuo. */
5548 GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E);
5549 /* nmacchw - nmacchw. */
5550 GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05);
5551 /* nmacchwo - nmacchwo. */
5552 GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15);
5553 /* nmacchws - nmacchws. */
5554 GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07);
5555 /* nmacchwso - nmacchwso. */
5556 GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17);
5557 /* nmachhw - nmachhw. */
5558 GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01);
5559 /* nmachhwo - nmachhwo. */
5560 GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11);
5561 /* nmachhws - nmachhws. */
5562 GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03);
5563 /* nmachhwso - nmachhwso. */
5564 GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13);
5565 /* nmaclhw - nmaclhw. */
5566 GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D);
5567 /* nmaclhwo - nmaclhwo. */
5568 GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D);
5569 /* nmaclhws - nmaclhws. */
5570 GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F);
5571 /* nmaclhwso - nmaclhwso. */
5572 GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F);
5574 /* mulchw - mulchw. */
5575 GEN_MAC_HANDLER(mulchw, 0x08, 0x05);
5576 /* mulchwu - mulchwu. */
5577 GEN_MAC_HANDLER(mulchwu, 0x08, 0x04);
5578 /* mulhhw - mulhhw. */
5579 GEN_MAC_HANDLER(mulhhw, 0x08, 0x01);
5580 /* mulhhwu - mulhhwu. */
5581 GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00);
5582 /* mullhw - mullhw. */
5583 GEN_MAC_HANDLER(mullhw, 0x08, 0x0D);
5584 /* mullhwu - mullhwu. */
5585 GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C);
5588 static void gen_mfdcr(DisasContext *ctx)
5590 #if defined(CONFIG_USER_ONLY)
5596 dcrn = tcg_constant_tl(SPR(ctx->opcode));
5597 gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_env, dcrn);
5598 #endif /* defined(CONFIG_USER_ONLY) */
5602 static void gen_mtdcr(DisasContext *ctx)
5604 #if defined(CONFIG_USER_ONLY)
5610 dcrn = tcg_constant_tl(SPR(ctx->opcode));
5611 gen_helper_store_dcr(cpu_env, dcrn, cpu_gpr[rS(ctx->opcode)]);
5612 #endif /* defined(CONFIG_USER_ONLY) */
5616 /* XXX: not implemented on 440 ? */
5617 static void gen_mfdcrx(DisasContext *ctx)
5619 #if defined(CONFIG_USER_ONLY)
5623 gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_env,
5624 cpu_gpr[rA(ctx->opcode)]);
5625 /* Note: Rc update flag set leads to undefined state of Rc0 */
5626 #endif /* defined(CONFIG_USER_ONLY) */
5630 /* XXX: not implemented on 440 ? */
5631 static void gen_mtdcrx(DisasContext *ctx)
5633 #if defined(CONFIG_USER_ONLY)
5637 gen_helper_store_dcr(cpu_env, cpu_gpr[rA(ctx->opcode)],
5638 cpu_gpr[rS(ctx->opcode)]);
5639 /* Note: Rc update flag set leads to undefined state of Rc0 */
5640 #endif /* defined(CONFIG_USER_ONLY) */
5644 static void gen_dccci(DisasContext *ctx)
5647 /* interpreted as no-op */
5651 static void gen_dcread(DisasContext *ctx)
5653 #if defined(CONFIG_USER_ONLY)
5659 gen_set_access_type(ctx, ACCESS_CACHE);
5660 EA = tcg_temp_new();
5661 gen_addr_reg_index(ctx, EA);
5662 val = tcg_temp_new();
5663 gen_qemu_ld32u(ctx, val, EA);
5664 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], EA);
5665 #endif /* defined(CONFIG_USER_ONLY) */
5669 static void gen_icbt_40x(DisasContext *ctx)
5672 * interpreted as no-op
5673 * XXX: specification say this is treated as a load by the MMU but
5674 * does not generate any exception
5679 static void gen_iccci(DisasContext *ctx)
5682 /* interpreted as no-op */
5686 static void gen_icread(DisasContext *ctx)
5689 /* interpreted as no-op */
5692 /* rfci (supervisor only) */
5693 static void gen_rfci_40x(DisasContext *ctx)
5695 #if defined(CONFIG_USER_ONLY)
5699 /* Restore CPU state */
5700 gen_helper_40x_rfci(cpu_env);
5701 ctx->base.is_jmp = DISAS_EXIT;
5702 #endif /* defined(CONFIG_USER_ONLY) */
5705 static void gen_rfci(DisasContext *ctx)
5707 #if defined(CONFIG_USER_ONLY)
5711 /* Restore CPU state */
5712 gen_helper_rfci(cpu_env);
5713 ctx->base.is_jmp = DISAS_EXIT;
5714 #endif /* defined(CONFIG_USER_ONLY) */
5717 /* BookE specific */
5719 /* XXX: not implemented on 440 ? */
5720 static void gen_rfdi(DisasContext *ctx)
5722 #if defined(CONFIG_USER_ONLY)
5726 /* Restore CPU state */
5727 gen_helper_rfdi(cpu_env);
5728 ctx->base.is_jmp = DISAS_EXIT;
5729 #endif /* defined(CONFIG_USER_ONLY) */
5732 /* XXX: not implemented on 440 ? */
5733 static void gen_rfmci(DisasContext *ctx)
5735 #if defined(CONFIG_USER_ONLY)
5739 /* Restore CPU state */
5740 gen_helper_rfmci(cpu_env);
5741 ctx->base.is_jmp = DISAS_EXIT;
5742 #endif /* defined(CONFIG_USER_ONLY) */
5745 /* TLB management - PowerPC 405 implementation */
5748 static void gen_tlbre_40x(DisasContext *ctx)
5750 #if defined(CONFIG_USER_ONLY)
5754 switch (rB(ctx->opcode)) {
5756 gen_helper_4xx_tlbre_hi(cpu_gpr[rD(ctx->opcode)], cpu_env,
5757 cpu_gpr[rA(ctx->opcode)]);
5760 gen_helper_4xx_tlbre_lo(cpu_gpr[rD(ctx->opcode)], cpu_env,
5761 cpu_gpr[rA(ctx->opcode)]);
5764 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5767 #endif /* defined(CONFIG_USER_ONLY) */
5770 /* tlbsx - tlbsx. */
5771 static void gen_tlbsx_40x(DisasContext *ctx)
5773 #if defined(CONFIG_USER_ONLY)
5779 t0 = tcg_temp_new();
5780 gen_addr_reg_index(ctx, t0);
5781 gen_helper_4xx_tlbsx(cpu_gpr[rD(ctx->opcode)], cpu_env, t0);
5782 if (Rc(ctx->opcode)) {
5783 TCGLabel *l1 = gen_new_label();
5784 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so);
5785 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1);
5786 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02);
5789 #endif /* defined(CONFIG_USER_ONLY) */
5793 static void gen_tlbwe_40x(DisasContext *ctx)
5795 #if defined(CONFIG_USER_ONLY)
5800 switch (rB(ctx->opcode)) {
5802 gen_helper_4xx_tlbwe_hi(cpu_env, cpu_gpr[rA(ctx->opcode)],
5803 cpu_gpr[rS(ctx->opcode)]);
5806 gen_helper_4xx_tlbwe_lo(cpu_env, cpu_gpr[rA(ctx->opcode)],
5807 cpu_gpr[rS(ctx->opcode)]);
5810 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5813 #endif /* defined(CONFIG_USER_ONLY) */
5816 /* TLB management - PowerPC 440 implementation */
5819 static void gen_tlbre_440(DisasContext *ctx)
5821 #if defined(CONFIG_USER_ONLY)
5826 switch (rB(ctx->opcode)) {
5831 TCGv_i32 t0 = tcg_constant_i32(rB(ctx->opcode));
5832 gen_helper_440_tlbre(cpu_gpr[rD(ctx->opcode)], cpu_env,
5833 t0, cpu_gpr[rA(ctx->opcode)]);
5837 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5840 #endif /* defined(CONFIG_USER_ONLY) */
5843 /* tlbsx - tlbsx. */
5844 static void gen_tlbsx_440(DisasContext *ctx)
5846 #if defined(CONFIG_USER_ONLY)
5852 t0 = tcg_temp_new();
5853 gen_addr_reg_index(ctx, t0);
5854 gen_helper_440_tlbsx(cpu_gpr[rD(ctx->opcode)], cpu_env, t0);
5855 if (Rc(ctx->opcode)) {
5856 TCGLabel *l1 = gen_new_label();
5857 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so);
5858 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1);
5859 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02);
5862 #endif /* defined(CONFIG_USER_ONLY) */
5866 static void gen_tlbwe_440(DisasContext *ctx)
5868 #if defined(CONFIG_USER_ONLY)
5872 switch (rB(ctx->opcode)) {
5877 TCGv_i32 t0 = tcg_constant_i32(rB(ctx->opcode));
5878 gen_helper_440_tlbwe(cpu_env, t0, cpu_gpr[rA(ctx->opcode)],
5879 cpu_gpr[rS(ctx->opcode)]);
5883 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5886 #endif /* defined(CONFIG_USER_ONLY) */
5889 /* TLB management - PowerPC BookE 2.06 implementation */
5892 static void gen_tlbre_booke206(DisasContext *ctx)
5894 #if defined(CONFIG_USER_ONLY)
5898 gen_helper_booke206_tlbre(cpu_env);
5899 #endif /* defined(CONFIG_USER_ONLY) */
5902 /* tlbsx - tlbsx. */
5903 static void gen_tlbsx_booke206(DisasContext *ctx)
5905 #if defined(CONFIG_USER_ONLY)
5911 if (rA(ctx->opcode)) {
5912 t0 = tcg_temp_new();
5913 tcg_gen_add_tl(t0, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
5915 t0 = cpu_gpr[rB(ctx->opcode)];
5917 gen_helper_booke206_tlbsx(cpu_env, t0);
5918 #endif /* defined(CONFIG_USER_ONLY) */
5922 static void gen_tlbwe_booke206(DisasContext *ctx)
5924 #if defined(CONFIG_USER_ONLY)
5928 gen_helper_booke206_tlbwe(cpu_env);
5929 #endif /* defined(CONFIG_USER_ONLY) */
5932 static void gen_tlbivax_booke206(DisasContext *ctx)
5934 #if defined(CONFIG_USER_ONLY)
5940 t0 = tcg_temp_new();
5941 gen_addr_reg_index(ctx, t0);
5942 gen_helper_booke206_tlbivax(cpu_env, t0);
5943 #endif /* defined(CONFIG_USER_ONLY) */
5946 static void gen_tlbilx_booke206(DisasContext *ctx)
5948 #if defined(CONFIG_USER_ONLY)
5954 t0 = tcg_temp_new();
5955 gen_addr_reg_index(ctx, t0);
5957 switch ((ctx->opcode >> 21) & 0x3) {
5959 gen_helper_booke206_tlbilx0(cpu_env, t0);
5962 gen_helper_booke206_tlbilx1(cpu_env, t0);
5965 gen_helper_booke206_tlbilx3(cpu_env, t0);
5968 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5971 #endif /* defined(CONFIG_USER_ONLY) */
5975 static void gen_wrtee(DisasContext *ctx)
5977 #if defined(CONFIG_USER_ONLY)
5983 t0 = tcg_temp_new();
5984 tcg_gen_andi_tl(t0, cpu_gpr[rD(ctx->opcode)], (1 << MSR_EE));
5985 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE));
5986 tcg_gen_or_tl(cpu_msr, cpu_msr, t0);
5987 gen_ppc_maybe_interrupt(ctx);
5989 * Stop translation to have a chance to raise an exception if we
5990 * just set msr_ee to 1
5992 ctx->base.is_jmp = DISAS_EXIT_UPDATE;
5993 #endif /* defined(CONFIG_USER_ONLY) */
5997 static void gen_wrteei(DisasContext *ctx)
5999 #if defined(CONFIG_USER_ONLY)
6003 if (ctx->opcode & 0x00008000) {
6004 tcg_gen_ori_tl(cpu_msr, cpu_msr, (1 << MSR_EE));
6005 gen_ppc_maybe_interrupt(ctx);
6006 /* Stop translation to have a chance to raise an exception */
6007 ctx->base.is_jmp = DISAS_EXIT_UPDATE;
6009 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE));
6011 #endif /* defined(CONFIG_USER_ONLY) */
6014 /* PowerPC 440 specific instructions */
6017 static void gen_dlmzb(DisasContext *ctx)
6019 TCGv_i32 t0 = tcg_constant_i32(Rc(ctx->opcode));
6020 gen_helper_dlmzb(cpu_gpr[rA(ctx->opcode)], cpu_env,
6021 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0);
6024 /* mbar replaces eieio on 440 */
6025 static void gen_mbar(DisasContext *ctx)
6027 /* interpreted as no-op */
6030 /* msync replaces sync on 440 */
6031 static void gen_msync_4xx(DisasContext *ctx)
6033 /* Only e500 seems to treat reserved bits as invalid */
6034 if ((ctx->insns_flags2 & PPC2_BOOKE206) &&
6035 (ctx->opcode & 0x03FFF801)) {
6036 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
6038 /* otherwise interpreted as no-op */
6042 static void gen_icbt_440(DisasContext *ctx)
6045 * interpreted as no-op
6046 * XXX: specification say this is treated as a load by the MMU but
6047 * does not generate any exception
6051 #if defined(TARGET_PPC64)
6052 static void gen_maddld(DisasContext *ctx)
6054 TCGv_i64 t1 = tcg_temp_new_i64();
6056 tcg_gen_mul_i64(t1, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
6057 tcg_gen_add_i64(cpu_gpr[rD(ctx->opcode)], t1, cpu_gpr[rC(ctx->opcode)]);
6060 /* maddhd maddhdu */
6061 static void gen_maddhd_maddhdu(DisasContext *ctx)
6063 TCGv_i64 lo = tcg_temp_new_i64();
6064 TCGv_i64 hi = tcg_temp_new_i64();
6065 TCGv_i64 t1 = tcg_temp_new_i64();
6067 if (Rc(ctx->opcode)) {
6068 tcg_gen_mulu2_i64(lo, hi, cpu_gpr[rA(ctx->opcode)],
6069 cpu_gpr[rB(ctx->opcode)]);
6070 tcg_gen_movi_i64(t1, 0);
6072 tcg_gen_muls2_i64(lo, hi, cpu_gpr[rA(ctx->opcode)],
6073 cpu_gpr[rB(ctx->opcode)]);
6074 tcg_gen_sari_i64(t1, cpu_gpr[rC(ctx->opcode)], 63);
6076 tcg_gen_add2_i64(t1, cpu_gpr[rD(ctx->opcode)], lo, hi,
6077 cpu_gpr[rC(ctx->opcode)], t1);
6079 #endif /* defined(TARGET_PPC64) */
6081 static void gen_tbegin(DisasContext *ctx)
6083 if (unlikely(!ctx->tm_enabled)) {
6084 gen_exception_err(ctx, POWERPC_EXCP_FU, FSCR_IC_TM);
6087 gen_helper_tbegin(cpu_env);
6090 #define GEN_TM_NOOP(name) \
6091 static inline void gen_##name(DisasContext *ctx) \
6093 if (unlikely(!ctx->tm_enabled)) { \
6094 gen_exception_err(ctx, POWERPC_EXCP_FU, FSCR_IC_TM); \
6098 * Because tbegin always fails in QEMU, these user \
6099 * space instructions all have a simple implementation: \
6101 * CR[0] = 0b0 || MSR[TS] || 0b0 \
6102 * = 0b0 || 0b00 || 0b0 \
6104 tcg_gen_movi_i32(cpu_crf[0], 0); \
6108 GEN_TM_NOOP(tabort);
6109 GEN_TM_NOOP(tabortwc);
6110 GEN_TM_NOOP(tabortwci);
6111 GEN_TM_NOOP(tabortdc);
6112 GEN_TM_NOOP(tabortdci);
6115 static inline void gen_cp_abort(DisasContext *ctx)
6120 #define GEN_CP_PASTE_NOOP(name) \
6121 static inline void gen_##name(DisasContext *ctx) \
6124 * Generate invalid exception until we have an \
6125 * implementation of the copy paste facility \
6130 GEN_CP_PASTE_NOOP(copy)
6131 GEN_CP_PASTE_NOOP(paste)
6133 static void gen_tcheck(DisasContext *ctx)
6135 if (unlikely(!ctx->tm_enabled)) {
6136 gen_exception_err(ctx, POWERPC_EXCP_FU, FSCR_IC_TM);
6140 * Because tbegin always fails, the tcheck implementation is
6143 * CR[CRF] = TDOOMED || MSR[TS] || 0b0
6144 * = 0b1 || 0b00 || 0b0
6146 tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], 0x8);
6149 #if defined(CONFIG_USER_ONLY)
6150 #define GEN_TM_PRIV_NOOP(name) \
6151 static inline void gen_##name(DisasContext *ctx) \
6153 gen_priv_opc(ctx); \
6158 #define GEN_TM_PRIV_NOOP(name) \
6159 static inline void gen_##name(DisasContext *ctx) \
6162 if (unlikely(!ctx->tm_enabled)) { \
6163 gen_exception_err(ctx, POWERPC_EXCP_FU, FSCR_IC_TM); \
6167 * Because tbegin always fails, the implementation is \
6170 * CR[0] = 0b0 || MSR[TS] || 0b0 \
6171 * = 0b0 || 0b00 | 0b0 \
6173 tcg_gen_movi_i32(cpu_crf[0], 0); \
6178 GEN_TM_PRIV_NOOP(treclaim);
6179 GEN_TM_PRIV_NOOP(trechkpt);
6181 static inline void get_fpr(TCGv_i64 dst, int regno)
6183 tcg_gen_ld_i64(dst, cpu_env, fpr_offset(regno));
6186 static inline void set_fpr(int regno, TCGv_i64 src)
6188 tcg_gen_st_i64(src, cpu_env, fpr_offset(regno));
6190 * Before PowerISA v3.1 the result of doubleword 1 of the VSR
6191 * corresponding to the target FPR was undefined. However,
6192 * most (if not all) real hardware were setting the result to 0.
6193 * Starting at ISA v3.1, the result for doubleword 1 is now defined
6196 tcg_gen_st_i64(tcg_constant_i64(0), cpu_env, vsr64_offset(regno, false));
6199 static inline void get_avr64(TCGv_i64 dst, int regno, bool high)
6201 tcg_gen_ld_i64(dst, cpu_env, avr64_offset(regno, high));
6204 static inline void set_avr64(int regno, TCGv_i64 src, bool high)
6206 tcg_gen_st_i64(src, cpu_env, avr64_offset(regno, high));
6210 * Helpers for decodetree used by !function for decoding arguments.
6212 static int times_2(DisasContext *ctx, int x)
6217 static int times_4(DisasContext *ctx, int x)
6222 static int times_16(DisasContext *ctx, int x)
6227 static int64_t dw_compose_ea(DisasContext *ctx, int x)
6229 return deposit64(0xfffffffffffffe00, 3, 6, x);
6233 * Helpers for trans_* functions to check for specific insns flags.
6234 * Use token pasting to ensure that we use the proper flag with the
6237 #define REQUIRE_INSNS_FLAGS(CTX, NAME) \
6239 if (((CTX)->insns_flags & PPC_##NAME) == 0) { \
6244 #define REQUIRE_INSNS_FLAGS2(CTX, NAME) \
6246 if (((CTX)->insns_flags2 & PPC2_##NAME) == 0) { \
6251 /* Then special-case the check for 64-bit so that we elide code for ppc32. */
6252 #if TARGET_LONG_BITS == 32
6253 # define REQUIRE_64BIT(CTX) return false
6255 # define REQUIRE_64BIT(CTX) REQUIRE_INSNS_FLAGS(CTX, 64B)
6258 #define REQUIRE_VECTOR(CTX) \
6260 if (unlikely(!(CTX)->altivec_enabled)) { \
6261 gen_exception((CTX), POWERPC_EXCP_VPU); \
6266 #define REQUIRE_VSX(CTX) \
6268 if (unlikely(!(CTX)->vsx_enabled)) { \
6269 gen_exception((CTX), POWERPC_EXCP_VSXU); \
6274 #define REQUIRE_FPU(ctx) \
6276 if (unlikely(!(ctx)->fpu_enabled)) { \
6277 gen_exception((ctx), POWERPC_EXCP_FPU); \
6282 #if !defined(CONFIG_USER_ONLY)
6283 #define REQUIRE_SV(CTX) \
6285 if (unlikely((CTX)->pr)) { \
6286 gen_priv_opc(CTX); \
6291 #define REQUIRE_HV(CTX) \
6293 if (unlikely((CTX)->pr || !(CTX)->hv)) { \
6294 gen_priv_opc(CTX); \
6299 #define REQUIRE_SV(CTX) do { gen_priv_opc(CTX); return true; } while (0)
6300 #define REQUIRE_HV(CTX) do { gen_priv_opc(CTX); return true; } while (0)
6304 * Helpers for implementing sets of trans_* functions.
6305 * Defer the implementation of NAME to FUNC, with optional extra arguments.
6307 #define TRANS(NAME, FUNC, ...) \
6308 static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \
6309 { return FUNC(ctx, a, __VA_ARGS__); }
6310 #define TRANS_FLAGS(FLAGS, NAME, FUNC, ...) \
6311 static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \
6313 REQUIRE_INSNS_FLAGS(ctx, FLAGS); \
6314 return FUNC(ctx, a, __VA_ARGS__); \
6316 #define TRANS_FLAGS2(FLAGS2, NAME, FUNC, ...) \
6317 static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \
6319 REQUIRE_INSNS_FLAGS2(ctx, FLAGS2); \
6320 return FUNC(ctx, a, __VA_ARGS__); \
6323 #define TRANS64(NAME, FUNC, ...) \
6324 static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \
6325 { REQUIRE_64BIT(ctx); return FUNC(ctx, a, __VA_ARGS__); }
6326 #define TRANS64_FLAGS2(FLAGS2, NAME, FUNC, ...) \
6327 static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \
6329 REQUIRE_64BIT(ctx); \
6330 REQUIRE_INSNS_FLAGS2(ctx, FLAGS2); \
6331 return FUNC(ctx, a, __VA_ARGS__); \
6334 /* TODO: More TRANS* helpers for extra insn_flags checks. */
6337 #include "decode-insn32.c.inc"
6338 #include "decode-insn64.c.inc"
6339 #include "power8-pmu-regs.c.inc"
6342 * Incorporate CIA into the constant when R=1.
6343 * Validate that when R=1, RA=0.
6345 static bool resolve_PLS_D(DisasContext *ctx, arg_D *d, arg_PLS_D *a)
6351 if (unlikely(a->ra != 0)) {
6360 #include "translate/fixedpoint-impl.c.inc"
6362 #include "translate/fp-impl.c.inc"
6364 #include "translate/vmx-impl.c.inc"
6366 #include "translate/vsx-impl.c.inc"
6368 #include "translate/dfp-impl.c.inc"
6370 #include "translate/spe-impl.c.inc"
6372 #include "translate/branch-impl.c.inc"
6374 #include "translate/processor-ctrl-impl.c.inc"
6376 #include "translate/storage-ctrl-impl.c.inc"
6379 static void gen_dform39(DisasContext *ctx)
6381 if ((ctx->opcode & 0x3) == 0) {
6382 if (ctx->insns_flags2 & PPC2_ISA205) {
6383 return gen_lfdp(ctx);
6386 return gen_invalid(ctx);
6390 static void gen_dform3D(DisasContext *ctx)
6392 if ((ctx->opcode & 3) == 0) { /* DS-FORM */
6394 if (ctx->insns_flags2 & PPC2_ISA205) {
6395 return gen_stfdp(ctx);
6398 return gen_invalid(ctx);
6401 #if defined(TARGET_PPC64)
6403 static void gen_brd(DisasContext *ctx)
6405 tcg_gen_bswap64_i64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
6409 static void gen_brw(DisasContext *ctx)
6411 tcg_gen_bswap64_i64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
6412 tcg_gen_rotli_i64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 32);
6417 static void gen_brh(DisasContext *ctx)
6419 TCGv_i64 mask = tcg_constant_i64(0x00ff00ff00ff00ffull);
6420 TCGv_i64 t1 = tcg_temp_new_i64();
6421 TCGv_i64 t2 = tcg_temp_new_i64();
6423 tcg_gen_shri_i64(t1, cpu_gpr[rS(ctx->opcode)], 8);
6424 tcg_gen_and_i64(t2, t1, mask);
6425 tcg_gen_and_i64(t1, cpu_gpr[rS(ctx->opcode)], mask);
6426 tcg_gen_shli_i64(t1, t1, 8);
6427 tcg_gen_or_i64(cpu_gpr[rA(ctx->opcode)], t1, t2);
6431 static opcode_t opcodes[] = {
6432 #if defined(TARGET_PPC64)
6433 GEN_HANDLER_E(brd, 0x1F, 0x1B, 0x05, 0x0000F801, PPC_NONE, PPC2_ISA310),
6434 GEN_HANDLER_E(brw, 0x1F, 0x1B, 0x04, 0x0000F801, PPC_NONE, PPC2_ISA310),
6435 GEN_HANDLER_E(brh, 0x1F, 0x1B, 0x06, 0x0000F801, PPC_NONE, PPC2_ISA310),
6437 GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE),
6438 #if defined(TARGET_PPC64)
6439 GEN_HANDLER_E(cmpeqb, 0x1F, 0x00, 0x07, 0x00600000, PPC_NONE, PPC2_ISA300),
6441 GEN_HANDLER_E(cmpb, 0x1F, 0x1C, 0x0F, 0x00000001, PPC_NONE, PPC2_ISA205),
6442 GEN_HANDLER_E(cmprb, 0x1F, 0x00, 0x06, 0x00400001, PPC_NONE, PPC2_ISA300),
6443 GEN_HANDLER(isel, 0x1F, 0x0F, 0xFF, 0x00000001, PPC_ISEL),
6444 GEN_HANDLER(addic, 0x0C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6445 GEN_HANDLER2(addic_, "addic.", 0x0D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6446 GEN_HANDLER(mulhw, 0x1F, 0x0B, 0x02, 0x00000400, PPC_INTEGER),
6447 GEN_HANDLER(mulhwu, 0x1F, 0x0B, 0x00, 0x00000400, PPC_INTEGER),
6448 GEN_HANDLER(mullw, 0x1F, 0x0B, 0x07, 0x00000000, PPC_INTEGER),
6449 GEN_HANDLER(mullwo, 0x1F, 0x0B, 0x17, 0x00000000, PPC_INTEGER),
6450 GEN_HANDLER(mulli, 0x07, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6451 #if defined(TARGET_PPC64)
6452 GEN_HANDLER(mulld, 0x1F, 0x09, 0x07, 0x00000000, PPC_64B),
6454 GEN_HANDLER(neg, 0x1F, 0x08, 0x03, 0x0000F800, PPC_INTEGER),
6455 GEN_HANDLER(nego, 0x1F, 0x08, 0x13, 0x0000F800, PPC_INTEGER),
6456 GEN_HANDLER(subfic, 0x08, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6457 GEN_HANDLER2(andi_, "andi.", 0x1C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6458 GEN_HANDLER2(andis_, "andis.", 0x1D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6459 GEN_HANDLER(cntlzw, 0x1F, 0x1A, 0x00, 0x00000000, PPC_INTEGER),
6460 GEN_HANDLER_E(cnttzw, 0x1F, 0x1A, 0x10, 0x00000000, PPC_NONE, PPC2_ISA300),
6461 GEN_HANDLER_E(copy, 0x1F, 0x06, 0x18, 0x03C00001, PPC_NONE, PPC2_ISA300),
6462 GEN_HANDLER_E(cp_abort, 0x1F, 0x06, 0x1A, 0x03FFF801, PPC_NONE, PPC2_ISA300),
6463 GEN_HANDLER_E(paste, 0x1F, 0x06, 0x1C, 0x03C00000, PPC_NONE, PPC2_ISA300),
6464 GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER),
6465 GEN_HANDLER(xor, 0x1F, 0x1C, 0x09, 0x00000000, PPC_INTEGER),
6466 GEN_HANDLER(ori, 0x18, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6467 GEN_HANDLER(oris, 0x19, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6468 GEN_HANDLER(xori, 0x1A, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6469 GEN_HANDLER(xoris, 0x1B, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6470 GEN_HANDLER(popcntb, 0x1F, 0x1A, 0x03, 0x0000F801, PPC_POPCNTB),
6471 GEN_HANDLER(popcntw, 0x1F, 0x1A, 0x0b, 0x0000F801, PPC_POPCNTWD),
6472 GEN_HANDLER_E(prtyw, 0x1F, 0x1A, 0x04, 0x0000F801, PPC_NONE, PPC2_ISA205),
6473 #if defined(TARGET_PPC64)
6474 GEN_HANDLER(popcntd, 0x1F, 0x1A, 0x0F, 0x0000F801, PPC_POPCNTWD),
6475 GEN_HANDLER(cntlzd, 0x1F, 0x1A, 0x01, 0x00000000, PPC_64B),
6476 GEN_HANDLER_E(cnttzd, 0x1F, 0x1A, 0x11, 0x00000000, PPC_NONE, PPC2_ISA300),
6477 GEN_HANDLER_E(darn, 0x1F, 0x13, 0x17, 0x001CF801, PPC_NONE, PPC2_ISA300),
6478 GEN_HANDLER_E(prtyd, 0x1F, 0x1A, 0x05, 0x0000F801, PPC_NONE, PPC2_ISA205),
6479 GEN_HANDLER_E(bpermd, 0x1F, 0x1C, 0x07, 0x00000001, PPC_NONE, PPC2_PERM_ISA206),
6481 GEN_HANDLER(rlwimi, 0x14, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6482 GEN_HANDLER(rlwinm, 0x15, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6483 GEN_HANDLER(rlwnm, 0x17, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6484 GEN_HANDLER(slw, 0x1F, 0x18, 0x00, 0x00000000, PPC_INTEGER),
6485 GEN_HANDLER(sraw, 0x1F, 0x18, 0x18, 0x00000000, PPC_INTEGER),
6486 GEN_HANDLER(srawi, 0x1F, 0x18, 0x19, 0x00000000, PPC_INTEGER),
6487 GEN_HANDLER(srw, 0x1F, 0x18, 0x10, 0x00000000, PPC_INTEGER),
6488 #if defined(TARGET_PPC64)
6489 GEN_HANDLER(sld, 0x1F, 0x1B, 0x00, 0x00000000, PPC_64B),
6490 GEN_HANDLER(srad, 0x1F, 0x1A, 0x18, 0x00000000, PPC_64B),
6491 GEN_HANDLER2(sradi0, "sradi", 0x1F, 0x1A, 0x19, 0x00000000, PPC_64B),
6492 GEN_HANDLER2(sradi1, "sradi", 0x1F, 0x1B, 0x19, 0x00000000, PPC_64B),
6493 GEN_HANDLER(srd, 0x1F, 0x1B, 0x10, 0x00000000, PPC_64B),
6494 GEN_HANDLER2_E(extswsli0, "extswsli", 0x1F, 0x1A, 0x1B, 0x00000000,
6495 PPC_NONE, PPC2_ISA300),
6496 GEN_HANDLER2_E(extswsli1, "extswsli", 0x1F, 0x1B, 0x1B, 0x00000000,
6497 PPC_NONE, PPC2_ISA300),
6499 /* handles lfdp, lxsd, lxssp */
6500 GEN_HANDLER_E(dform39, 0x39, 0xFF, 0xFF, 0x00000000, PPC_NONE, PPC2_ISA205),
6501 /* handles stfdp, stxsd, stxssp */
6502 GEN_HANDLER_E(dform3D, 0x3D, 0xFF, 0xFF, 0x00000000, PPC_NONE, PPC2_ISA205),
6503 GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6504 GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER),
6505 GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_STRING),
6506 GEN_HANDLER(lswx, 0x1F, 0x15, 0x10, 0x00000001, PPC_STRING),
6507 GEN_HANDLER(stswi, 0x1F, 0x15, 0x16, 0x00000001, PPC_STRING),
6508 GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_STRING),
6509 GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x01FFF801, PPC_MEM_EIEIO),
6510 GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FFF801, PPC_MEM),
6511 GEN_HANDLER_E(lbarx, 0x1F, 0x14, 0x01, 0, PPC_NONE, PPC2_ATOMIC_ISA206),
6512 GEN_HANDLER_E(lharx, 0x1F, 0x14, 0x03, 0, PPC_NONE, PPC2_ATOMIC_ISA206),
6513 GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000000, PPC_RES),
6514 GEN_HANDLER_E(lwat, 0x1F, 0x06, 0x12, 0x00000001, PPC_NONE, PPC2_ISA300),
6515 GEN_HANDLER_E(stwat, 0x1F, 0x06, 0x16, 0x00000001, PPC_NONE, PPC2_ISA300),
6516 GEN_HANDLER_E(stbcx_, 0x1F, 0x16, 0x15, 0, PPC_NONE, PPC2_ATOMIC_ISA206),
6517 GEN_HANDLER_E(sthcx_, 0x1F, 0x16, 0x16, 0, PPC_NONE, PPC2_ATOMIC_ISA206),
6518 GEN_HANDLER2(stwcx_, "stwcx.", 0x1F, 0x16, 0x04, 0x00000000, PPC_RES),
6519 #if defined(TARGET_PPC64)
6520 GEN_HANDLER_E(ldat, 0x1F, 0x06, 0x13, 0x00000001, PPC_NONE, PPC2_ISA300),
6521 GEN_HANDLER_E(stdat, 0x1F, 0x06, 0x17, 0x00000001, PPC_NONE, PPC2_ISA300),
6522 GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000000, PPC_64B),
6523 GEN_HANDLER_E(lqarx, 0x1F, 0x14, 0x08, 0, PPC_NONE, PPC2_LSQ_ISA207),
6524 GEN_HANDLER2(stdcx_, "stdcx.", 0x1F, 0x16, 0x06, 0x00000000, PPC_64B),
6525 GEN_HANDLER_E(stqcx_, 0x1F, 0x16, 0x05, 0, PPC_NONE, PPC2_LSQ_ISA207),
6527 GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x039FF801, PPC_MEM_SYNC),
6528 /* ISA v3.0 changed the extended opcode from 62 to 30 */
6529 GEN_HANDLER(wait, 0x1F, 0x1E, 0x01, 0x039FF801, PPC_WAIT),
6530 GEN_HANDLER_E(wait, 0x1F, 0x1E, 0x00, 0x039CF801, PPC_NONE, PPC2_ISA300),
6531 GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW),
6532 GEN_HANDLER(bc, 0x10, 0xFF, 0xFF, 0x00000000, PPC_FLOW),
6533 GEN_HANDLER(bcctr, 0x13, 0x10, 0x10, 0x00000000, PPC_FLOW),
6534 GEN_HANDLER(bclr, 0x13, 0x10, 0x00, 0x00000000, PPC_FLOW),
6535 GEN_HANDLER_E(bctar, 0x13, 0x10, 0x11, 0x0000E000, PPC_NONE, PPC2_BCTAR_ISA207),
6536 GEN_HANDLER(mcrf, 0x13, 0x00, 0xFF, 0x00000001, PPC_INTEGER),
6537 GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW),
6538 #if defined(TARGET_PPC64)
6539 GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B),
6540 #if !defined(CONFIG_USER_ONLY)
6541 /* Top bit of opc2 corresponds with low bit of LEV, so use two handlers */
6542 GEN_HANDLER_E(scv, 0x11, 0x10, 0xFF, 0x03FFF01E, PPC_NONE, PPC2_ISA300),
6543 GEN_HANDLER_E(scv, 0x11, 0x00, 0xFF, 0x03FFF01E, PPC_NONE, PPC2_ISA300),
6544 GEN_HANDLER_E(rfscv, 0x13, 0x12, 0x02, 0x03FF8001, PPC_NONE, PPC2_ISA300),
6546 GEN_HANDLER_E(stop, 0x13, 0x12, 0x0b, 0x03FFF801, PPC_NONE, PPC2_ISA300),
6547 GEN_HANDLER_E(doze, 0x13, 0x12, 0x0c, 0x03FFF801, PPC_NONE, PPC2_PM_ISA206),
6548 GEN_HANDLER_E(nap, 0x13, 0x12, 0x0d, 0x03FFF801, PPC_NONE, PPC2_PM_ISA206),
6549 GEN_HANDLER_E(sleep, 0x13, 0x12, 0x0e, 0x03FFF801, PPC_NONE, PPC2_PM_ISA206),
6550 GEN_HANDLER_E(rvwinkle, 0x13, 0x12, 0x0f, 0x03FFF801, PPC_NONE, PPC2_PM_ISA206),
6551 GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64H),
6553 /* Top bit of opc2 corresponds with low bit of LEV, so use two handlers */
6554 GEN_HANDLER(sc, 0x11, 0x11, 0xFF, 0x03FFF01D, PPC_FLOW),
6555 GEN_HANDLER(sc, 0x11, 0x01, 0xFF, 0x03FFF01D, PPC_FLOW),
6556 GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW),
6557 GEN_HANDLER(twi, 0x03, 0xFF, 0xFF, 0x00000000, PPC_FLOW),
6558 #if defined(TARGET_PPC64)
6559 GEN_HANDLER(td, 0x1F, 0x04, 0x02, 0x00000001, PPC_64B),
6560 GEN_HANDLER(tdi, 0x02, 0xFF, 0xFF, 0x00000000, PPC_64B),
6562 GEN_HANDLER(mcrxr, 0x1F, 0x00, 0x10, 0x007FF801, PPC_MISC),
6563 GEN_HANDLER(mfcr, 0x1F, 0x13, 0x00, 0x00000801, PPC_MISC),
6564 GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC),
6565 GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC),
6566 GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MFTB),
6567 GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC),
6568 #if defined(TARGET_PPC64)
6569 GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B),
6570 GEN_HANDLER_E(setb, 0x1F, 0x00, 0x04, 0x0003F801, PPC_NONE, PPC2_ISA300),
6571 GEN_HANDLER_E(mcrxrx, 0x1F, 0x00, 0x12, 0x007FF801, PPC_NONE, PPC2_ISA300),
6573 GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001EF801, PPC_MISC),
6574 GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000000, PPC_MISC),
6575 GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE),
6576 GEN_HANDLER_E(dcbfep, 0x1F, 0x1F, 0x03, 0x03C00001, PPC_NONE, PPC2_BOOKE206),
6577 GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE),
6578 GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE),
6579 GEN_HANDLER_E(dcbstep, 0x1F, 0x1F, 0x01, 0x03E00001, PPC_NONE, PPC2_BOOKE206),
6580 GEN_HANDLER(dcbt, 0x1F, 0x16, 0x08, 0x00000001, PPC_CACHE),
6581 GEN_HANDLER_E(dcbtep, 0x1F, 0x1F, 0x09, 0x00000001, PPC_NONE, PPC2_BOOKE206),
6582 GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x00000001, PPC_CACHE),
6583 GEN_HANDLER_E(dcbtstep, 0x1F, 0x1F, 0x07, 0x00000001, PPC_NONE, PPC2_BOOKE206),
6584 GEN_HANDLER_E(dcbtls, 0x1F, 0x06, 0x05, 0x02000001, PPC_BOOKE, PPC2_BOOKE206),
6585 GEN_HANDLER_E(dcblc, 0x1F, 0x06, 0x0c, 0x02000001, PPC_BOOKE, PPC2_BOOKE206),
6586 GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZ),
6587 GEN_HANDLER_E(dcbzep, 0x1F, 0x1F, 0x1F, 0x03C00001, PPC_NONE, PPC2_BOOKE206),
6588 GEN_HANDLER(dst, 0x1F, 0x16, 0x0A, 0x01800001, PPC_ALTIVEC),
6589 GEN_HANDLER(dstst, 0x1F, 0x16, 0x0B, 0x01800001, PPC_ALTIVEC),
6590 GEN_HANDLER(dss, 0x1F, 0x16, 0x19, 0x019FF801, PPC_ALTIVEC),
6591 GEN_HANDLER(icbi, 0x1F, 0x16, 0x1E, 0x03E00001, PPC_CACHE_ICBI),
6592 GEN_HANDLER_E(icbiep, 0x1F, 0x1F, 0x1E, 0x03E00001, PPC_NONE, PPC2_BOOKE206),
6593 GEN_HANDLER(dcba, 0x1F, 0x16, 0x17, 0x03E00001, PPC_CACHE_DCBA),
6594 GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT),
6595 GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT),
6596 GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT),
6597 GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT),
6598 #if defined(TARGET_PPC64)
6599 GEN_HANDLER2(mfsr_64b, "mfsr", 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT_64B),
6600 GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001,
6602 GEN_HANDLER2(mtsr_64b, "mtsr", 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT_64B),
6603 GEN_HANDLER2(mtsrin_64b, "mtsrin", 0x1F, 0x12, 0x07, 0x001F0001,
6606 GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA),
6608 * XXX Those instructions will need to be handled differently for
6609 * different ISA versions
6611 GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC),
6612 GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN),
6613 GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN),
6614 GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB),
6615 GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB),
6616 GEN_HANDLER(mfapidi, 0x1F, 0x13, 0x08, 0x0000F801, PPC_MFAPIDI),
6617 GEN_HANDLER(tlbiva, 0x1F, 0x12, 0x18, 0x03FFF801, PPC_TLBIVA),
6618 GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_DCR),
6619 GEN_HANDLER(mtdcr, 0x1F, 0x03, 0x0E, 0x00000001, PPC_DCR),
6620 GEN_HANDLER(mfdcrx, 0x1F, 0x03, 0x08, 0x00000000, PPC_DCRX),
6621 GEN_HANDLER(mtdcrx, 0x1F, 0x03, 0x0C, 0x00000000, PPC_DCRX),
6622 GEN_HANDLER(dccci, 0x1F, 0x06, 0x0E, 0x03E00001, PPC_4xx_COMMON),
6623 GEN_HANDLER(dcread, 0x1F, 0x06, 0x0F, 0x00000001, PPC_4xx_COMMON),
6624 GEN_HANDLER2(icbt_40x, "icbt", 0x1F, 0x06, 0x08, 0x03E00001, PPC_40x_ICBT),
6625 GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON),
6626 GEN_HANDLER(icread, 0x1F, 0x06, 0x1F, 0x03E00001, PPC_4xx_COMMON),
6627 GEN_HANDLER2(rfci_40x, "rfci", 0x13, 0x13, 0x01, 0x03FF8001, PPC_40x_EXCP),
6628 GEN_HANDLER_E(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE, PPC2_BOOKE206),
6629 GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_RFDI),
6630 GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI),
6631 GEN_HANDLER2(tlbre_40x, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB),
6632 GEN_HANDLER2(tlbsx_40x, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_40x_TLB),
6633 GEN_HANDLER2(tlbwe_40x, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB),
6634 GEN_HANDLER2(tlbre_440, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE),
6635 GEN_HANDLER2(tlbsx_440, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE),
6636 GEN_HANDLER2(tlbwe_440, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE),
6637 GEN_HANDLER2_E(tlbre_booke206, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001,
6638 PPC_NONE, PPC2_BOOKE206),
6639 GEN_HANDLER2_E(tlbsx_booke206, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000,
6640 PPC_NONE, PPC2_BOOKE206),
6641 GEN_HANDLER2_E(tlbwe_booke206, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001,
6642 PPC_NONE, PPC2_BOOKE206),
6643 GEN_HANDLER2_E(tlbivax_booke206, "tlbivax", 0x1F, 0x12, 0x18, 0x00000001,
6644 PPC_NONE, PPC2_BOOKE206),
6645 GEN_HANDLER2_E(tlbilx_booke206, "tlbilx", 0x1F, 0x12, 0x00, 0x03800001,
6646 PPC_NONE, PPC2_BOOKE206),
6647 GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE),
6648 GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000E7C01, PPC_WRTEE),
6649 GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC),
6650 GEN_HANDLER_E(mbar, 0x1F, 0x16, 0x1a, 0x001FF801,
6651 PPC_BOOKE, PPC2_BOOKE206),
6652 GEN_HANDLER(msync_4xx, 0x1F, 0x16, 0x12, 0x039FF801, PPC_BOOKE),
6653 GEN_HANDLER2_E(icbt_440, "icbt", 0x1F, 0x16, 0x00, 0x03E00001,
6654 PPC_BOOKE, PPC2_BOOKE206),
6655 GEN_HANDLER2(icbt_440, "icbt", 0x1F, 0x06, 0x08, 0x03E00001,
6657 GEN_HANDLER(lvsl, 0x1f, 0x06, 0x00, 0x00000001, PPC_ALTIVEC),
6658 GEN_HANDLER(lvsr, 0x1f, 0x06, 0x01, 0x00000001, PPC_ALTIVEC),
6659 GEN_HANDLER(mfvscr, 0x04, 0x2, 0x18, 0x001ff800, PPC_ALTIVEC),
6660 GEN_HANDLER(mtvscr, 0x04, 0x2, 0x19, 0x03ff0000, PPC_ALTIVEC),
6661 #if defined(TARGET_PPC64)
6662 GEN_HANDLER_E(maddhd_maddhdu, 0x04, 0x18, 0xFF, 0x00000000, PPC_NONE,
6664 GEN_HANDLER_E(maddld, 0x04, 0x19, 0xFF, 0x00000000, PPC_NONE, PPC2_ISA300),
6667 #undef GEN_INT_ARITH_ADD
6668 #undef GEN_INT_ARITH_ADD_CONST
6669 #define GEN_INT_ARITH_ADD(name, opc3, add_ca, compute_ca, compute_ov) \
6670 GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x00000000, PPC_INTEGER),
6671 #define GEN_INT_ARITH_ADD_CONST(name, opc3, const_val, \
6672 add_ca, compute_ca, compute_ov) \
6673 GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x0000F800, PPC_INTEGER),
6674 GEN_INT_ARITH_ADD(add, 0x08, 0, 0, 0)
6675 GEN_INT_ARITH_ADD(addo, 0x18, 0, 0, 1)
6676 GEN_INT_ARITH_ADD(addc, 0x00, 0, 1, 0)
6677 GEN_INT_ARITH_ADD(addco, 0x10, 0, 1, 1)
6678 GEN_INT_ARITH_ADD(adde, 0x04, 1, 1, 0)
6679 GEN_INT_ARITH_ADD(addeo, 0x14, 1, 1, 1)
6680 GEN_INT_ARITH_ADD_CONST(addme, 0x07, -1LL, 1, 1, 0)
6681 GEN_INT_ARITH_ADD_CONST(addmeo, 0x17, -1LL, 1, 1, 1)
6682 GEN_HANDLER_E(addex, 0x1F, 0x0A, 0x05, 0x00000000, PPC_NONE, PPC2_ISA300),
6683 GEN_INT_ARITH_ADD_CONST(addze, 0x06, 0, 1, 1, 0)
6684 GEN_INT_ARITH_ADD_CONST(addzeo, 0x16, 0, 1, 1, 1)
6686 #undef GEN_INT_ARITH_DIVW
6687 #define GEN_INT_ARITH_DIVW(name, opc3, sign, compute_ov) \
6688 GEN_HANDLER(name, 0x1F, 0x0B, opc3, 0x00000000, PPC_INTEGER)
6689 GEN_INT_ARITH_DIVW(divwu, 0x0E, 0, 0),
6690 GEN_INT_ARITH_DIVW(divwuo, 0x1E, 0, 1),
6691 GEN_INT_ARITH_DIVW(divw, 0x0F, 1, 0),
6692 GEN_INT_ARITH_DIVW(divwo, 0x1F, 1, 1),
6693 GEN_HANDLER_E(divwe, 0x1F, 0x0B, 0x0D, 0, PPC_NONE, PPC2_DIVE_ISA206),
6694 GEN_HANDLER_E(divweo, 0x1F, 0x0B, 0x1D, 0, PPC_NONE, PPC2_DIVE_ISA206),
6695 GEN_HANDLER_E(divweu, 0x1F, 0x0B, 0x0C, 0, PPC_NONE, PPC2_DIVE_ISA206),
6696 GEN_HANDLER_E(divweuo, 0x1F, 0x0B, 0x1C, 0, PPC_NONE, PPC2_DIVE_ISA206),
6697 GEN_HANDLER_E(modsw, 0x1F, 0x0B, 0x18, 0x00000001, PPC_NONE, PPC2_ISA300),
6698 GEN_HANDLER_E(moduw, 0x1F, 0x0B, 0x08, 0x00000001, PPC_NONE, PPC2_ISA300),
6700 #if defined(TARGET_PPC64)
6701 #undef GEN_INT_ARITH_DIVD
6702 #define GEN_INT_ARITH_DIVD(name, opc3, sign, compute_ov) \
6703 GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B)
6704 GEN_INT_ARITH_DIVD(divdu, 0x0E, 0, 0),
6705 GEN_INT_ARITH_DIVD(divduo, 0x1E, 0, 1),
6706 GEN_INT_ARITH_DIVD(divd, 0x0F, 1, 0),
6707 GEN_INT_ARITH_DIVD(divdo, 0x1F, 1, 1),
6709 GEN_HANDLER_E(divdeu, 0x1F, 0x09, 0x0C, 0, PPC_NONE, PPC2_DIVE_ISA206),
6710 GEN_HANDLER_E(divdeuo, 0x1F, 0x09, 0x1C, 0, PPC_NONE, PPC2_DIVE_ISA206),
6711 GEN_HANDLER_E(divde, 0x1F, 0x09, 0x0D, 0, PPC_NONE, PPC2_DIVE_ISA206),
6712 GEN_HANDLER_E(divdeo, 0x1F, 0x09, 0x1D, 0, PPC_NONE, PPC2_DIVE_ISA206),
6713 GEN_HANDLER_E(modsd, 0x1F, 0x09, 0x18, 0x00000001, PPC_NONE, PPC2_ISA300),
6714 GEN_HANDLER_E(modud, 0x1F, 0x09, 0x08, 0x00000001, PPC_NONE, PPC2_ISA300),
6716 #undef GEN_INT_ARITH_MUL_HELPER
6717 #define GEN_INT_ARITH_MUL_HELPER(name, opc3) \
6718 GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B)
6719 GEN_INT_ARITH_MUL_HELPER(mulhdu, 0x00),
6720 GEN_INT_ARITH_MUL_HELPER(mulhd, 0x02),
6721 GEN_INT_ARITH_MUL_HELPER(mulldo, 0x17),
6724 #undef GEN_INT_ARITH_SUBF
6725 #undef GEN_INT_ARITH_SUBF_CONST
6726 #define GEN_INT_ARITH_SUBF(name, opc3, add_ca, compute_ca, compute_ov) \
6727 GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x00000000, PPC_INTEGER),
6728 #define GEN_INT_ARITH_SUBF_CONST(name, opc3, const_val, \
6729 add_ca, compute_ca, compute_ov) \
6730 GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x0000F800, PPC_INTEGER),
6731 GEN_INT_ARITH_SUBF(subf, 0x01, 0, 0, 0)
6732 GEN_INT_ARITH_SUBF(subfo, 0x11, 0, 0, 1)
6733 GEN_INT_ARITH_SUBF(subfc, 0x00, 0, 1, 0)
6734 GEN_INT_ARITH_SUBF(subfco, 0x10, 0, 1, 1)
6735 GEN_INT_ARITH_SUBF(subfe, 0x04, 1, 1, 0)
6736 GEN_INT_ARITH_SUBF(subfeo, 0x14, 1, 1, 1)
6737 GEN_INT_ARITH_SUBF_CONST(subfme, 0x07, -1LL, 1, 1, 0)
6738 GEN_INT_ARITH_SUBF_CONST(subfmeo, 0x17, -1LL, 1, 1, 1)
6739 GEN_INT_ARITH_SUBF_CONST(subfze, 0x06, 0, 1, 1, 0)
6740 GEN_INT_ARITH_SUBF_CONST(subfzeo, 0x16, 0, 1, 1, 1)
6744 #define GEN_LOGICAL2(name, tcg_op, opc, type) \
6745 GEN_HANDLER(name, 0x1F, 0x1C, opc, 0x00000000, type)
6746 #define GEN_LOGICAL1(name, tcg_op, opc, type) \
6747 GEN_HANDLER(name, 0x1F, 0x1A, opc, 0x00000000, type)
6748 GEN_LOGICAL2(and, tcg_gen_and_tl, 0x00, PPC_INTEGER),
6749 GEN_LOGICAL2(andc, tcg_gen_andc_tl, 0x01, PPC_INTEGER),
6750 GEN_LOGICAL2(eqv, tcg_gen_eqv_tl, 0x08, PPC_INTEGER),
6751 GEN_LOGICAL1(extsb, tcg_gen_ext8s_tl, 0x1D, PPC_INTEGER),
6752 GEN_LOGICAL1(extsh, tcg_gen_ext16s_tl, 0x1C, PPC_INTEGER),
6753 GEN_LOGICAL2(nand, tcg_gen_nand_tl, 0x0E, PPC_INTEGER),
6754 GEN_LOGICAL2(nor, tcg_gen_nor_tl, 0x03, PPC_INTEGER),
6755 GEN_LOGICAL2(orc, tcg_gen_orc_tl, 0x0C, PPC_INTEGER),
6756 #if defined(TARGET_PPC64)
6757 GEN_LOGICAL1(extsw, tcg_gen_ext32s_tl, 0x1E, PPC_64B),
6760 #if defined(TARGET_PPC64)
6763 #define GEN_PPC64_R2(name, opc1, opc2) \
6764 GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B),\
6765 GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \
6767 #define GEN_PPC64_R4(name, opc1, opc2) \
6768 GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B),\
6769 GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x01, 0xFF, 0x00000000, \
6771 GEN_HANDLER2(name##2, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \
6773 GEN_HANDLER2(name##3, stringify(name), opc1, opc2 | 0x11, 0xFF, 0x00000000, \
6775 GEN_PPC64_R4(rldicl, 0x1E, 0x00),
6776 GEN_PPC64_R4(rldicr, 0x1E, 0x02),
6777 GEN_PPC64_R4(rldic, 0x1E, 0x04),
6778 GEN_PPC64_R2(rldcl, 0x1E, 0x08),
6779 GEN_PPC64_R2(rldcr, 0x1E, 0x09),
6780 GEN_PPC64_R4(rldimi, 0x1E, 0x06),
6784 #define GEN_LDX_E(name, ldop, opc2, opc3, type, type2, chk) \
6785 GEN_HANDLER_E(name##x, 0x1F, opc2, opc3, 0x00000001, type, type2),
6787 #if defined(TARGET_PPC64)
6788 GEN_LDX_E(ldbr, ld64ur_i64, 0x14, 0x10, PPC_NONE, PPC2_DBRX, CHK_NONE)
6790 /* HV/P7 and later only */
6791 GEN_LDX_HVRM(ldcix, ld64_i64, 0x15, 0x1b, PPC_CILDST)
6792 GEN_LDX_HVRM(lwzcix, ld32u, 0x15, 0x18, PPC_CILDST)
6793 GEN_LDX_HVRM(lhzcix, ld16u, 0x15, 0x19, PPC_CILDST)
6794 GEN_LDX_HVRM(lbzcix, ld8u, 0x15, 0x1a, PPC_CILDST)
6796 GEN_LDX(lhbr, ld16ur, 0x16, 0x18, PPC_INTEGER)
6797 GEN_LDX(lwbr, ld32ur, 0x16, 0x10, PPC_INTEGER)
6799 /* External PID based load */
6801 #define GEN_LDEPX(name, ldop, opc2, opc3) \
6802 GEN_HANDLER_E(name##epx, 0x1F, opc2, opc3, \
6803 0x00000001, PPC_NONE, PPC2_BOOKE206),
6805 GEN_LDEPX(lb, DEF_MEMOP(MO_UB), 0x1F, 0x02)
6806 GEN_LDEPX(lh, DEF_MEMOP(MO_UW), 0x1F, 0x08)
6807 GEN_LDEPX(lw, DEF_MEMOP(MO_UL), 0x1F, 0x00)
6808 #if defined(TARGET_PPC64)
6809 GEN_LDEPX(ld, DEF_MEMOP(MO_UQ), 0x1D, 0x00)
6813 #define GEN_STX_E(name, stop, opc2, opc3, type, type2, chk) \
6814 GEN_HANDLER_E(name##x, 0x1F, opc2, opc3, 0x00000000, type, type2),
6816 #if defined(TARGET_PPC64)
6817 GEN_STX_E(stdbr, st64r_i64, 0x14, 0x14, PPC_NONE, PPC2_DBRX, CHK_NONE)
6818 GEN_STX_HVRM(stdcix, st64_i64, 0x15, 0x1f, PPC_CILDST)
6819 GEN_STX_HVRM(stwcix, st32, 0x15, 0x1c, PPC_CILDST)
6820 GEN_STX_HVRM(sthcix, st16, 0x15, 0x1d, PPC_CILDST)
6821 GEN_STX_HVRM(stbcix, st8, 0x15, 0x1e, PPC_CILDST)
6823 GEN_STX(sthbr, st16r, 0x16, 0x1C, PPC_INTEGER)
6824 GEN_STX(stwbr, st32r, 0x16, 0x14, PPC_INTEGER)
6827 #define GEN_STEPX(name, ldop, opc2, opc3) \
6828 GEN_HANDLER_E(name##epx, 0x1F, opc2, opc3, \
6829 0x00000001, PPC_NONE, PPC2_BOOKE206),
6831 GEN_STEPX(stb, DEF_MEMOP(MO_UB), 0x1F, 0x06)
6832 GEN_STEPX(sth, DEF_MEMOP(MO_UW), 0x1F, 0x0C)
6833 GEN_STEPX(stw, DEF_MEMOP(MO_UL), 0x1F, 0x04)
6834 #if defined(TARGET_PPC64)
6835 GEN_STEPX(std, DEF_MEMOP(MO_UQ), 0x1D, 0x04)
6839 #define GEN_CRLOGIC(name, tcg_op, opc) \
6840 GEN_HANDLER(name, 0x13, 0x01, opc, 0x00000001, PPC_INTEGER)
6841 GEN_CRLOGIC(crand, tcg_gen_and_i32, 0x08),
6842 GEN_CRLOGIC(crandc, tcg_gen_andc_i32, 0x04),
6843 GEN_CRLOGIC(creqv, tcg_gen_eqv_i32, 0x09),
6844 GEN_CRLOGIC(crnand, tcg_gen_nand_i32, 0x07),
6845 GEN_CRLOGIC(crnor, tcg_gen_nor_i32, 0x01),
6846 GEN_CRLOGIC(cror, tcg_gen_or_i32, 0x0E),
6847 GEN_CRLOGIC(crorc, tcg_gen_orc_i32, 0x0D),
6848 GEN_CRLOGIC(crxor, tcg_gen_xor_i32, 0x06),
6850 #undef GEN_MAC_HANDLER
6851 #define GEN_MAC_HANDLER(name, opc2, opc3) \
6852 GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_405_MAC)
6853 GEN_MAC_HANDLER(macchw, 0x0C, 0x05),
6854 GEN_MAC_HANDLER(macchwo, 0x0C, 0x15),
6855 GEN_MAC_HANDLER(macchws, 0x0C, 0x07),
6856 GEN_MAC_HANDLER(macchwso, 0x0C, 0x17),
6857 GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06),
6858 GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16),
6859 GEN_MAC_HANDLER(macchwu, 0x0C, 0x04),
6860 GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14),
6861 GEN_MAC_HANDLER(machhw, 0x0C, 0x01),
6862 GEN_MAC_HANDLER(machhwo, 0x0C, 0x11),
6863 GEN_MAC_HANDLER(machhws, 0x0C, 0x03),
6864 GEN_MAC_HANDLER(machhwso, 0x0C, 0x13),
6865 GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02),
6866 GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12),
6867 GEN_MAC_HANDLER(machhwu, 0x0C, 0x00),
6868 GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10),
6869 GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D),
6870 GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D),
6871 GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F),
6872 GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F),
6873 GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C),
6874 GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C),
6875 GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E),
6876 GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E),
6877 GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05),
6878 GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15),
6879 GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07),
6880 GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17),
6881 GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01),
6882 GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11),
6883 GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03),
6884 GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13),
6885 GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D),
6886 GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D),
6887 GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F),
6888 GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F),
6889 GEN_MAC_HANDLER(mulchw, 0x08, 0x05),
6890 GEN_MAC_HANDLER(mulchwu, 0x08, 0x04),
6891 GEN_MAC_HANDLER(mulhhw, 0x08, 0x01),
6892 GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00),
6893 GEN_MAC_HANDLER(mullhw, 0x08, 0x0D),
6894 GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C),
6896 GEN_HANDLER2_E(tbegin, "tbegin", 0x1F, 0x0E, 0x14, 0x01DFF800, \
6898 GEN_HANDLER2_E(tend, "tend", 0x1F, 0x0E, 0x15, 0x01FFF800, \
6900 GEN_HANDLER2_E(tabort, "tabort", 0x1F, 0x0E, 0x1C, 0x03E0F800, \
6902 GEN_HANDLER2_E(tabortwc, "tabortwc", 0x1F, 0x0E, 0x18, 0x00000000, \
6904 GEN_HANDLER2_E(tabortwci, "tabortwci", 0x1F, 0x0E, 0x1A, 0x00000000, \
6906 GEN_HANDLER2_E(tabortdc, "tabortdc", 0x1F, 0x0E, 0x19, 0x00000000, \
6908 GEN_HANDLER2_E(tabortdci, "tabortdci", 0x1F, 0x0E, 0x1B, 0x00000000, \
6910 GEN_HANDLER2_E(tsr, "tsr", 0x1F, 0x0E, 0x17, 0x03DFF800, \
6912 GEN_HANDLER2_E(tcheck, "tcheck", 0x1F, 0x0E, 0x16, 0x007FF800, \
6914 GEN_HANDLER2_E(treclaim, "treclaim", 0x1F, 0x0E, 0x1D, 0x03E0F800, \
6916 GEN_HANDLER2_E(trechkpt, "trechkpt", 0x1F, 0x0E, 0x1F, 0x03FFF800, \
6919 #include "translate/fp-ops.c.inc"
6921 #include "translate/vmx-ops.c.inc"
6923 #include "translate/vsx-ops.c.inc"
6925 #include "translate/spe-ops.c.inc"
6928 /*****************************************************************************/
6931 PPC_DIRECT = 0, /* Opcode routine */
6932 PPC_INDIRECT = 1, /* Indirect opcode table */
6935 #define PPC_OPCODE_MASK 0x3
6937 static inline int is_indirect_opcode(void *handler)
6939 return ((uintptr_t)handler & PPC_OPCODE_MASK) == PPC_INDIRECT;
6942 static inline opc_handler_t **ind_table(void *handler)
6944 return (opc_handler_t **)((uintptr_t)handler & ~PPC_OPCODE_MASK);
6947 /* Instruction table creation */
6948 /* Opcodes tables creation */
6949 static void fill_new_table(opc_handler_t **table, int len)
6953 for (i = 0; i < len; i++) {
6954 table[i] = &invalid_handler;
6958 static int create_new_table(opc_handler_t **table, unsigned char idx)
6960 opc_handler_t **tmp;
6962 tmp = g_new(opc_handler_t *, PPC_CPU_INDIRECT_OPCODES_LEN);
6963 fill_new_table(tmp, PPC_CPU_INDIRECT_OPCODES_LEN);
6964 table[idx] = (opc_handler_t *)((uintptr_t)tmp | PPC_INDIRECT);
6969 static int insert_in_table(opc_handler_t **table, unsigned char idx,
6970 opc_handler_t *handler)
6972 if (table[idx] != &invalid_handler) {
6975 table[idx] = handler;
6980 static int register_direct_insn(opc_handler_t **ppc_opcodes,
6981 unsigned char idx, opc_handler_t *handler)
6983 if (insert_in_table(ppc_opcodes, idx, handler) < 0) {
6984 printf("*** ERROR: opcode %02x already assigned in main "
6985 "opcode table\n", idx);
6992 static int register_ind_in_table(opc_handler_t **table,
6993 unsigned char idx1, unsigned char idx2,
6994 opc_handler_t *handler)
6996 if (table[idx1] == &invalid_handler) {
6997 if (create_new_table(table, idx1) < 0) {
6998 printf("*** ERROR: unable to create indirect table "
6999 "idx=%02x\n", idx1);
7003 if (!is_indirect_opcode(table[idx1])) {
7004 printf("*** ERROR: idx %02x already assigned to a direct "
7009 if (handler != NULL &&
7010 insert_in_table(ind_table(table[idx1]), idx2, handler) < 0) {
7011 printf("*** ERROR: opcode %02x already assigned in "
7012 "opcode table %02x\n", idx2, idx1);
7019 static int register_ind_insn(opc_handler_t **ppc_opcodes,
7020 unsigned char idx1, unsigned char idx2,
7021 opc_handler_t *handler)
7023 return register_ind_in_table(ppc_opcodes, idx1, idx2, handler);
7026 static int register_dblind_insn(opc_handler_t **ppc_opcodes,
7027 unsigned char idx1, unsigned char idx2,
7028 unsigned char idx3, opc_handler_t *handler)
7030 if (register_ind_in_table(ppc_opcodes, idx1, idx2, NULL) < 0) {
7031 printf("*** ERROR: unable to join indirect table idx "
7032 "[%02x-%02x]\n", idx1, idx2);
7035 if (register_ind_in_table(ind_table(ppc_opcodes[idx1]), idx2, idx3,
7037 printf("*** ERROR: unable to insert opcode "
7038 "[%02x-%02x-%02x]\n", idx1, idx2, idx3);
7045 static int register_trplind_insn(opc_handler_t **ppc_opcodes,
7046 unsigned char idx1, unsigned char idx2,
7047 unsigned char idx3, unsigned char idx4,
7048 opc_handler_t *handler)
7050 opc_handler_t **table;
7052 if (register_ind_in_table(ppc_opcodes, idx1, idx2, NULL) < 0) {
7053 printf("*** ERROR: unable to join indirect table idx "
7054 "[%02x-%02x]\n", idx1, idx2);
7057 table = ind_table(ppc_opcodes[idx1]);
7058 if (register_ind_in_table(table, idx2, idx3, NULL) < 0) {
7059 printf("*** ERROR: unable to join 2nd-level indirect table idx "
7060 "[%02x-%02x-%02x]\n", idx1, idx2, idx3);
7063 table = ind_table(table[idx2]);
7064 if (register_ind_in_table(table, idx3, idx4, handler) < 0) {
7065 printf("*** ERROR: unable to insert opcode "
7066 "[%02x-%02x-%02x-%02x]\n", idx1, idx2, idx3, idx4);
7071 static int register_insn(opc_handler_t **ppc_opcodes, opcode_t *insn)
7073 if (insn->opc2 != 0xFF) {
7074 if (insn->opc3 != 0xFF) {
7075 if (insn->opc4 != 0xFF) {
7076 if (register_trplind_insn(ppc_opcodes, insn->opc1, insn->opc2,
7077 insn->opc3, insn->opc4,
7078 &insn->handler) < 0) {
7082 if (register_dblind_insn(ppc_opcodes, insn->opc1, insn->opc2,
7083 insn->opc3, &insn->handler) < 0) {
7088 if (register_ind_insn(ppc_opcodes, insn->opc1,
7089 insn->opc2, &insn->handler) < 0) {
7094 if (register_direct_insn(ppc_opcodes, insn->opc1, &insn->handler) < 0) {
7102 static int test_opcode_table(opc_handler_t **table, int len)
7106 for (i = 0, count = 0; i < len; i++) {
7107 /* Consistency fixup */
7108 if (table[i] == NULL) {
7109 table[i] = &invalid_handler;
7111 if (table[i] != &invalid_handler) {
7112 if (is_indirect_opcode(table[i])) {
7113 tmp = test_opcode_table(ind_table(table[i]),
7114 PPC_CPU_INDIRECT_OPCODES_LEN);
7117 table[i] = &invalid_handler;
7130 static void fix_opcode_tables(opc_handler_t **ppc_opcodes)
7132 if (test_opcode_table(ppc_opcodes, PPC_CPU_OPCODES_LEN) == 0) {
7133 printf("*** WARNING: no opcode defined !\n");
7137 /*****************************************************************************/
7138 void create_ppc_opcodes(PowerPCCPU *cpu, Error **errp)
7140 PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);
7143 fill_new_table(cpu->opcodes, PPC_CPU_OPCODES_LEN);
7144 for (opc = opcodes; opc < &opcodes[ARRAY_SIZE(opcodes)]; opc++) {
7145 if (((opc->handler.type & pcc->insns_flags) != 0) ||
7146 ((opc->handler.type2 & pcc->insns_flags2) != 0)) {
7147 if (register_insn(cpu->opcodes, opc) < 0) {
7148 error_setg(errp, "ERROR initializing PowerPC instruction "
7149 "0x%02x 0x%02x 0x%02x", opc->opc1, opc->opc2,
7155 fix_opcode_tables(cpu->opcodes);
7160 void destroy_ppc_opcodes(PowerPCCPU *cpu)
7162 opc_handler_t **table, **table_2;
7165 for (i = 0; i < PPC_CPU_OPCODES_LEN; i++) {
7166 if (cpu->opcodes[i] == &invalid_handler) {
7169 if (is_indirect_opcode(cpu->opcodes[i])) {
7170 table = ind_table(cpu->opcodes[i]);
7171 for (j = 0; j < PPC_CPU_INDIRECT_OPCODES_LEN; j++) {
7172 if (table[j] == &invalid_handler) {
7175 if (is_indirect_opcode(table[j])) {
7176 table_2 = ind_table(table[j]);
7177 for (k = 0; k < PPC_CPU_INDIRECT_OPCODES_LEN; k++) {
7178 if (table_2[k] != &invalid_handler &&
7179 is_indirect_opcode(table_2[k])) {
7180 g_free((opc_handler_t *)((uintptr_t)table_2[k] &
7184 g_free((opc_handler_t *)((uintptr_t)table[j] &
7188 g_free((opc_handler_t *)((uintptr_t)cpu->opcodes[i] &
7194 int ppc_fixup_cpu(PowerPCCPU *cpu)
7196 CPUPPCState *env = &cpu->env;
7199 * TCG doesn't (yet) emulate some groups of instructions that are
7200 * implemented on some otherwise supported CPUs (e.g. VSX and
7201 * decimal floating point instructions on POWER7). We remove
7202 * unsupported instruction groups from the cpu state's instruction
7203 * masks and hope the guest can cope. For at least the pseries
7204 * machine, the unavailability of these instructions can be
7205 * advertised to the guest via the device tree.
7207 if ((env->insns_flags & ~PPC_TCG_INSNS)
7208 || (env->insns_flags2 & ~PPC_TCG_INSNS2)) {
7209 warn_report("Disabling some instructions which are not "
7210 "emulated by TCG (0x%" PRIx64 ", 0x%" PRIx64 ")",
7211 env->insns_flags & ~PPC_TCG_INSNS,
7212 env->insns_flags2 & ~PPC_TCG_INSNS2);
7214 env->insns_flags &= PPC_TCG_INSNS;
7215 env->insns_flags2 &= PPC_TCG_INSNS2;
7219 static bool decode_legacy(PowerPCCPU *cpu, DisasContext *ctx, uint32_t insn)
7221 opc_handler_t **table, *handler;
7226 LOG_DISAS("translate opcode %08x (%02x %02x %02x %02x) (%s)\n",
7227 insn, opc1(insn), opc2(insn), opc3(insn), opc4(insn),
7228 ctx->le_mode ? "little" : "big");
7230 table = cpu->opcodes;
7231 handler = table[opc1(insn)];
7232 if (is_indirect_opcode(handler)) {
7233 table = ind_table(handler);
7234 handler = table[opc2(insn)];
7235 if (is_indirect_opcode(handler)) {
7236 table = ind_table(handler);
7237 handler = table[opc3(insn)];
7238 if (is_indirect_opcode(handler)) {
7239 table = ind_table(handler);
7240 handler = table[opc4(insn)];
7245 /* Is opcode *REALLY* valid ? */
7246 if (unlikely(handler->handler == &gen_invalid)) {
7247 qemu_log_mask(LOG_GUEST_ERROR, "invalid/unsupported opcode: "
7248 "%02x - %02x - %02x - %02x (%08x) "
7250 opc1(insn), opc2(insn), opc3(insn), opc4(insn),
7255 if (unlikely(handler->type & (PPC_SPE | PPC_SPE_SINGLE | PPC_SPE_DOUBLE)
7257 inval = handler->inval2;
7259 inval = handler->inval1;
7262 if (unlikely((insn & inval) != 0)) {
7263 qemu_log_mask(LOG_GUEST_ERROR, "invalid bits: %08x for opcode: "
7264 "%02x - %02x - %02x - %02x (%08x) "
7265 TARGET_FMT_lx "\n", insn & inval,
7266 opc1(insn), opc2(insn), opc3(insn), opc4(insn),
7271 handler->handler(ctx);
7275 static void ppc_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs)
7277 DisasContext *ctx = container_of(dcbase, DisasContext, base);
7278 CPUPPCState *env = cs->env_ptr;
7279 uint32_t hflags = ctx->base.tb->flags;
7281 ctx->spr_cb = env->spr_cb;
7282 ctx->pr = (hflags >> HFLAGS_PR) & 1;
7283 ctx->mem_idx = (hflags >> HFLAGS_DMMU_IDX) & 7;
7284 ctx->dr = (hflags >> HFLAGS_DR) & 1;
7285 ctx->hv = (hflags >> HFLAGS_HV) & 1;
7286 ctx->insns_flags = env->insns_flags;
7287 ctx->insns_flags2 = env->insns_flags2;
7288 ctx->access_type = -1;
7289 ctx->need_access_type = !mmu_is_64bit(env->mmu_model);
7290 ctx->le_mode = (hflags >> HFLAGS_LE) & 1;
7291 ctx->default_tcg_memop_mask = ctx->le_mode ? MO_LE : MO_BE;
7292 ctx->flags = env->flags;
7293 #if defined(TARGET_PPC64)
7294 ctx->sf_mode = (hflags >> HFLAGS_64) & 1;
7295 ctx->has_cfar = !!(env->flags & POWERPC_FLAG_CFAR);
7297 ctx->lazy_tlb_flush = env->mmu_model == POWERPC_MMU_32B
7298 || env->mmu_model & POWERPC_MMU_64;
7300 ctx->fpu_enabled = (hflags >> HFLAGS_FP) & 1;
7301 ctx->spe_enabled = (hflags >> HFLAGS_SPE) & 1;
7302 ctx->altivec_enabled = (hflags >> HFLAGS_VR) & 1;
7303 ctx->vsx_enabled = (hflags >> HFLAGS_VSX) & 1;
7304 ctx->tm_enabled = (hflags >> HFLAGS_TM) & 1;
7305 ctx->gtse = (hflags >> HFLAGS_GTSE) & 1;
7306 ctx->hr = (hflags >> HFLAGS_HR) & 1;
7307 ctx->mmcr0_pmcc0 = (hflags >> HFLAGS_PMCC0) & 1;
7308 ctx->mmcr0_pmcc1 = (hflags >> HFLAGS_PMCC1) & 1;
7309 ctx->mmcr0_pmcjce = (hflags >> HFLAGS_PMCJCE) & 1;
7310 ctx->pmc_other = (hflags >> HFLAGS_PMC_OTHER) & 1;
7311 ctx->pmu_insn_cnt = (hflags >> HFLAGS_INSN_CNT) & 1;
7313 ctx->singlestep_enabled = 0;
7314 if ((hflags >> HFLAGS_SE) & 1) {
7315 ctx->singlestep_enabled |= CPU_SINGLE_STEP;
7316 ctx->base.max_insns = 1;
7318 if ((hflags >> HFLAGS_BE) & 1) {
7319 ctx->singlestep_enabled |= CPU_BRANCH_STEP;
7323 static void ppc_tr_tb_start(DisasContextBase *db, CPUState *cs)
7327 static void ppc_tr_insn_start(DisasContextBase *dcbase, CPUState *cs)
7329 tcg_gen_insn_start(dcbase->pc_next);
7332 static bool is_prefix_insn(DisasContext *ctx, uint32_t insn)
7334 REQUIRE_INSNS_FLAGS2(ctx, ISA310);
7335 return opc1(insn) == 1;
7338 static void ppc_tr_translate_insn(DisasContextBase *dcbase, CPUState *cs)
7340 DisasContext *ctx = container_of(dcbase, DisasContext, base);
7341 PowerPCCPU *cpu = POWERPC_CPU(cs);
7342 CPUPPCState *env = cs->env_ptr;
7347 LOG_DISAS("----------------\n");
7348 LOG_DISAS("nip=" TARGET_FMT_lx " super=%d ir=%d\n",
7349 ctx->base.pc_next, ctx->mem_idx, (int)msr_ir);
7351 ctx->cia = pc = ctx->base.pc_next;
7352 insn = translator_ldl_swap(env, dcbase, pc, need_byteswap(ctx));
7353 ctx->base.pc_next = pc += 4;
7355 if (!is_prefix_insn(ctx, insn)) {
7356 ok = (decode_insn32(ctx, insn) ||
7357 decode_legacy(cpu, ctx, insn));
7358 } else if ((pc & 63) == 0) {
7360 * Power v3.1, section 1.9 Exceptions:
7361 * attempt to execute a prefixed instruction that crosses a
7362 * 64-byte address boundary (system alignment error).
7364 gen_exception_err(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_INSN);
7367 uint32_t insn2 = translator_ldl_swap(env, dcbase, pc,
7368 need_byteswap(ctx));
7369 ctx->base.pc_next = pc += 4;
7370 ok = decode_insn64(ctx, deposit64(insn2, 32, 32, insn));
7376 /* End the TB when crossing a page boundary. */
7377 if (ctx->base.is_jmp == DISAS_NEXT && !(pc & ~TARGET_PAGE_MASK)) {
7378 ctx->base.is_jmp = DISAS_TOO_MANY;
7382 static void ppc_tr_tb_stop(DisasContextBase *dcbase, CPUState *cs)
7384 DisasContext *ctx = container_of(dcbase, DisasContext, base);
7385 DisasJumpType is_jmp = ctx->base.is_jmp;
7386 target_ulong nip = ctx->base.pc_next;
7388 if (is_jmp == DISAS_NORETURN) {
7389 /* We have already exited the TB. */
7393 /* Honor single stepping. */
7394 if (unlikely(ctx->singlestep_enabled & CPU_SINGLE_STEP)
7395 && (nip <= 0x100 || nip > 0xf00)) {
7397 case DISAS_TOO_MANY:
7398 case DISAS_EXIT_UPDATE:
7399 case DISAS_CHAIN_UPDATE:
7400 gen_update_nip(ctx, nip);
7406 g_assert_not_reached();
7409 gen_debug_exception(ctx);
7414 case DISAS_TOO_MANY:
7415 if (use_goto_tb(ctx, nip)) {
7416 pmu_count_insns(ctx);
7418 gen_update_nip(ctx, nip);
7419 tcg_gen_exit_tb(ctx->base.tb, 0);
7423 case DISAS_CHAIN_UPDATE:
7424 gen_update_nip(ctx, nip);
7428 * tcg_gen_lookup_and_goto_ptr will exit the TB if
7429 * CF_NO_GOTO_PTR is set. Count insns now.
7431 if (ctx->base.tb->flags & CF_NO_GOTO_PTR) {
7432 pmu_count_insns(ctx);
7435 tcg_gen_lookup_and_goto_ptr();
7438 case DISAS_EXIT_UPDATE:
7439 gen_update_nip(ctx, nip);
7442 pmu_count_insns(ctx);
7443 tcg_gen_exit_tb(NULL, 0);
7447 g_assert_not_reached();
7451 static void ppc_tr_disas_log(const DisasContextBase *dcbase,
7452 CPUState *cs, FILE *logfile)
7454 fprintf(logfile, "IN: %s\n", lookup_symbol(dcbase->pc_first));
7455 target_disas(logfile, cs, dcbase->pc_first, dcbase->tb->size);
7458 static const TranslatorOps ppc_tr_ops = {
7459 .init_disas_context = ppc_tr_init_disas_context,
7460 .tb_start = ppc_tr_tb_start,
7461 .insn_start = ppc_tr_insn_start,
7462 .translate_insn = ppc_tr_translate_insn,
7463 .tb_stop = ppc_tr_tb_stop,
7464 .disas_log = ppc_tr_disas_log,
7467 void gen_intermediate_code(CPUState *cs, TranslationBlock *tb, int *max_insns,
7468 target_ulong pc, void *host_pc)
7472 translator_loop(cs, tb, max_insns, pc, host_pc, &ppc_tr_ops, &ctx.base);