2 * i386 micro operations
4 * Copyright (c) 2003 Fabrice Bellard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 /* n must be a constant to be efficient */
25 static inline target_long
lshift(target_long x
, int n
)
33 /* we define the various pieces of code used by the JIT */
37 #include "opreg_template.h"
43 #include "opreg_template.h"
49 #include "opreg_template.h"
55 #include "opreg_template.h"
61 #include "opreg_template.h"
67 #include "opreg_template.h"
73 #include "opreg_template.h"
79 #include "opreg_template.h"
85 #define REG (env->regs[8])
87 #include "opreg_template.h"
91 #define REG (env->regs[9])
93 #include "opreg_template.h"
97 #define REG (env->regs[10])
99 #include "opreg_template.h"
103 #define REG (env->regs[11])
105 #include "opreg_template.h"
109 #define REG (env->regs[12])
111 #include "opreg_template.h"
115 #define REG (env->regs[13])
117 #include "opreg_template.h"
121 #define REG (env->regs[14])
123 #include "opreg_template.h"
127 #define REG (env->regs[15])
129 #include "opreg_template.h"
135 /* operations with flags */
137 /* update flags with T0 and T1 (add/sub case) */
138 void OPPROTO
op_update2_cc(void)
144 /* update flags with T0 (logic operation case) */
145 void OPPROTO
op_update1_cc(void)
150 void OPPROTO
op_update_neg_cc(void)
156 void OPPROTO
op_cmpl_T0_T1_cc(void)
162 void OPPROTO
op_update_inc_cc(void)
164 CC_SRC
= cc_table
[CC_OP
].compute_c();
168 void OPPROTO
op_testl_T0_T1_cc(void)
173 /* operations without flags */
175 void OPPROTO
op_addl_T0_T1(void)
180 void OPPROTO
op_orl_T0_T1(void)
185 void OPPROTO
op_andl_T0_T1(void)
190 void OPPROTO
op_subl_T0_T1(void)
195 void OPPROTO
op_xorl_T0_T1(void)
200 void OPPROTO
op_negl_T0(void)
205 void OPPROTO
op_incl_T0(void)
210 void OPPROTO
op_decl_T0(void)
215 void OPPROTO
op_notl_T0(void)
220 void OPPROTO
op_bswapl_T0(void)
226 void OPPROTO
op_bswapq_T0(void)
232 /* multiply/divide */
234 /* XXX: add eflags optimizations */
235 /* XXX: add non P4 style flags */
237 void OPPROTO
op_mulb_AL_T0(void)
240 res
= (uint8_t)EAX
* (uint8_t)T0
;
241 EAX
= (EAX
& ~0xffff) | res
;
243 CC_SRC
= (res
& 0xff00);
246 void OPPROTO
op_imulb_AL_T0(void)
249 res
= (int8_t)EAX
* (int8_t)T0
;
250 EAX
= (EAX
& ~0xffff) | (res
& 0xffff);
252 CC_SRC
= (res
!= (int8_t)res
);
255 void OPPROTO
op_mulw_AX_T0(void)
258 res
= (uint16_t)EAX
* (uint16_t)T0
;
259 EAX
= (EAX
& ~0xffff) | (res
& 0xffff);
260 EDX
= (EDX
& ~0xffff) | ((res
>> 16) & 0xffff);
265 void OPPROTO
op_imulw_AX_T0(void)
268 res
= (int16_t)EAX
* (int16_t)T0
;
269 EAX
= (EAX
& ~0xffff) | (res
& 0xffff);
270 EDX
= (EDX
& ~0xffff) | ((res
>> 16) & 0xffff);
272 CC_SRC
= (res
!= (int16_t)res
);
275 void OPPROTO
op_mull_EAX_T0(void)
278 res
= (uint64_t)((uint32_t)EAX
) * (uint64_t)((uint32_t)T0
);
280 EDX
= (uint32_t)(res
>> 32);
281 CC_DST
= (uint32_t)res
;
282 CC_SRC
= (uint32_t)(res
>> 32);
285 void OPPROTO
op_imull_EAX_T0(void)
288 res
= (int64_t)((int32_t)EAX
) * (int64_t)((int32_t)T0
);
289 EAX
= (uint32_t)(res
);
290 EDX
= (uint32_t)(res
>> 32);
292 CC_SRC
= (res
!= (int32_t)res
);
295 void OPPROTO
op_imulw_T0_T1(void)
298 res
= (int16_t)T0
* (int16_t)T1
;
301 CC_SRC
= (res
!= (int16_t)res
);
304 void OPPROTO
op_imull_T0_T1(void)
307 res
= (int64_t)((int32_t)T0
) * (int64_t)((int32_t)T1
);
310 CC_SRC
= (res
!= (int32_t)res
);
314 void OPPROTO
op_mulq_EAX_T0(void)
316 helper_mulq_EAX_T0();
319 void OPPROTO
op_imulq_EAX_T0(void)
321 helper_imulq_EAX_T0();
324 void OPPROTO
op_imulq_T0_T1(void)
326 helper_imulq_T0_T1();
330 /* division, flags are undefined */
332 void OPPROTO
op_divb_AL_T0(void)
334 unsigned int num
, den
, q
, r
;
336 num
= (EAX
& 0xffff);
339 raise_exception(EXCP00_DIVZ
);
343 raise_exception(EXCP00_DIVZ
);
345 r
= (num
% den
) & 0xff;
346 EAX
= (EAX
& ~0xffff) | (r
<< 8) | q
;
349 void OPPROTO
op_idivb_AL_T0(void)
356 raise_exception(EXCP00_DIVZ
);
360 raise_exception(EXCP00_DIVZ
);
362 r
= (num
% den
) & 0xff;
363 EAX
= (EAX
& ~0xffff) | (r
<< 8) | q
;
366 void OPPROTO
op_divw_AX_T0(void)
368 unsigned int num
, den
, q
, r
;
370 num
= (EAX
& 0xffff) | ((EDX
& 0xffff) << 16);
373 raise_exception(EXCP00_DIVZ
);
377 raise_exception(EXCP00_DIVZ
);
379 r
= (num
% den
) & 0xffff;
380 EAX
= (EAX
& ~0xffff) | q
;
381 EDX
= (EDX
& ~0xffff) | r
;
384 void OPPROTO
op_idivw_AX_T0(void)
388 num
= (EAX
& 0xffff) | ((EDX
& 0xffff) << 16);
391 raise_exception(EXCP00_DIVZ
);
395 raise_exception(EXCP00_DIVZ
);
397 r
= (num
% den
) & 0xffff;
398 EAX
= (EAX
& ~0xffff) | q
;
399 EDX
= (EDX
& ~0xffff) | r
;
402 void OPPROTO
op_divl_EAX_T0(void)
404 helper_divl_EAX_T0();
407 void OPPROTO
op_idivl_EAX_T0(void)
409 helper_idivl_EAX_T0();
413 void OPPROTO
op_divq_EAX_T0(void)
415 helper_divq_EAX_T0();
418 void OPPROTO
op_idivq_EAX_T0(void)
420 helper_idivq_EAX_T0();
424 /* constant load & misc op */
426 /* XXX: consistent names */
427 void OPPROTO
op_movl_T0_imu(void)
429 T0
= (uint32_t)PARAM1
;
432 void OPPROTO
op_movl_T0_im(void)
434 T0
= (int32_t)PARAM1
;
437 void OPPROTO
op_addl_T0_im(void)
442 void OPPROTO
op_andl_T0_ffff(void)
447 void OPPROTO
op_andl_T0_im(void)
452 void OPPROTO
op_movl_T0_T1(void)
457 void OPPROTO
op_movl_T1_imu(void)
459 T1
= (uint32_t)PARAM1
;
462 void OPPROTO
op_movl_T1_im(void)
464 T1
= (int32_t)PARAM1
;
467 void OPPROTO
op_addl_T1_im(void)
472 void OPPROTO
op_movl_T1_A0(void)
477 void OPPROTO
op_movl_A0_im(void)
479 A0
= (uint32_t)PARAM1
;
482 void OPPROTO
op_addl_A0_im(void)
484 A0
= (uint32_t)(A0
+ PARAM1
);
487 void OPPROTO
op_movl_A0_seg(void)
489 A0
= (uint32_t)*(target_ulong
*)((char *)env
+ PARAM1
);
492 void OPPROTO
op_addl_A0_seg(void)
494 A0
= (uint32_t)(A0
+ *(target_ulong
*)((char *)env
+ PARAM1
));
497 void OPPROTO
op_addl_A0_AL(void)
499 A0
= (uint32_t)(A0
+ (EAX
& 0xff));
502 #ifdef WORDS_BIGENDIAN
503 typedef union UREG64
{
504 struct { uint16_t v3
, v2
, v1
, v0
; } w
;
505 struct { uint32_t v1
, v0
; } l
;
509 typedef union UREG64
{
510 struct { uint16_t v0
, v1
, v2
, v3
; } w
;
511 struct { uint32_t v0
, v1
; } l
;
526 void OPPROTO
op_movq_T0_im64(void)
531 void OPPROTO
op_movq_T1_im64(void)
536 void OPPROTO
op_movq_A0_im(void)
538 A0
= (int32_t)PARAM1
;
541 void OPPROTO
op_movq_A0_im64(void)
546 void OPPROTO
op_addq_A0_im(void)
548 A0
= (A0
+ (int32_t)PARAM1
);
551 void OPPROTO
op_addq_A0_im64(void)
556 void OPPROTO
op_movq_A0_seg(void)
558 A0
= *(target_ulong
*)((char *)env
+ PARAM1
);
561 void OPPROTO
op_addq_A0_seg(void)
563 A0
+= *(target_ulong
*)((char *)env
+ PARAM1
);
566 void OPPROTO
op_addq_A0_AL(void)
568 A0
= (A0
+ (EAX
& 0xff));
573 void OPPROTO
op_andl_A0_ffff(void)
580 #define MEMSUFFIX _raw
583 #if !defined(CONFIG_USER_ONLY)
584 #define MEMSUFFIX _kernel
587 #define MEMSUFFIX _user
593 void OPPROTO
op_jmp_T0(void)
598 void OPPROTO
op_movl_eip_im(void)
600 EIP
= (uint32_t)PARAM1
;
604 void OPPROTO
op_movq_eip_im(void)
606 EIP
= (int32_t)PARAM1
;
609 void OPPROTO
op_movq_eip_im64(void)
615 void OPPROTO
op_hlt(void)
617 env
->hflags
&= ~HF_INHIBIT_IRQ_MASK
; /* needed if sti is just before */
618 env
->hflags
|= HF_HALTED_MASK
;
619 env
->exception_index
= EXCP_HLT
;
623 void OPPROTO
op_debug(void)
625 env
->exception_index
= EXCP_DEBUG
;
629 void OPPROTO
op_raise_interrupt(void)
631 int intno
, next_eip_addend
;
633 next_eip_addend
= PARAM2
;
634 raise_interrupt(intno
, 1, 0, next_eip_addend
);
637 void OPPROTO
op_raise_exception(void)
640 exception_index
= PARAM1
;
641 raise_exception(exception_index
);
644 void OPPROTO
op_into(void)
647 eflags
= cc_table
[CC_OP
].compute_all();
649 raise_interrupt(EXCP04_INTO
, 1, 0, PARAM1
);
654 void OPPROTO
op_cli(void)
656 env
->eflags
&= ~IF_MASK
;
659 void OPPROTO
op_sti(void)
661 env
->eflags
|= IF_MASK
;
664 void OPPROTO
op_set_inhibit_irq(void)
666 env
->hflags
|= HF_INHIBIT_IRQ_MASK
;
669 void OPPROTO
op_reset_inhibit_irq(void)
671 env
->hflags
&= ~HF_INHIBIT_IRQ_MASK
;
675 /* vm86plus instructions */
676 void OPPROTO
op_cli_vm(void)
678 env
->eflags
&= ~VIF_MASK
;
681 void OPPROTO
op_sti_vm(void)
683 env
->eflags
|= VIF_MASK
;
684 if (env
->eflags
& VIP_MASK
) {
686 raise_exception(EXCP0D_GPF
);
692 void OPPROTO
op_boundw(void)
698 if (v
< low
|| v
> high
) {
699 raise_exception(EXCP05_BOUND
);
704 void OPPROTO
op_boundl(void)
710 if (v
< low
|| v
> high
) {
711 raise_exception(EXCP05_BOUND
);
716 void OPPROTO
op_cmpxchg8b(void)
721 void OPPROTO
op_movl_T0_0(void)
726 void OPPROTO
op_exit_tb(void)
731 /* multiple size ops */
736 #include "ops_template.h"
740 #include "ops_template.h"
744 #include "ops_template.h"
750 #include "ops_template.h"
757 void OPPROTO
op_movsbl_T0_T0(void)
762 void OPPROTO
op_movzbl_T0_T0(void)
767 void OPPROTO
op_movswl_T0_T0(void)
772 void OPPROTO
op_movzwl_T0_T0(void)
777 void OPPROTO
op_movswl_EAX_AX(void)
783 void OPPROTO
op_movslq_T0_T0(void)
788 void OPPROTO
op_movslq_RAX_EAX(void)
794 void OPPROTO
op_movsbw_AX_AL(void)
796 EAX
= (EAX
& ~0xffff) | ((int8_t)EAX
& 0xffff);
799 void OPPROTO
op_movslq_EDX_EAX(void)
801 EDX
= (int32_t)EAX
>> 31;
804 void OPPROTO
op_movswl_DX_AX(void)
806 EDX
= (EDX
& ~0xffff) | (((int16_t)EAX
>> 15) & 0xffff);
810 void OPPROTO
op_movsqo_RDX_RAX(void)
812 EDX
= (int64_t)EAX
>> 63;
816 /* string ops helpers */
818 void OPPROTO
op_addl_ESI_T0(void)
820 ESI
= (uint32_t)(ESI
+ T0
);
823 void OPPROTO
op_addw_ESI_T0(void)
825 ESI
= (ESI
& ~0xffff) | ((ESI
+ T0
) & 0xffff);
828 void OPPROTO
op_addl_EDI_T0(void)
830 EDI
= (uint32_t)(EDI
+ T0
);
833 void OPPROTO
op_addw_EDI_T0(void)
835 EDI
= (EDI
& ~0xffff) | ((EDI
+ T0
) & 0xffff);
838 void OPPROTO
op_decl_ECX(void)
840 ECX
= (uint32_t)(ECX
- 1);
843 void OPPROTO
op_decw_ECX(void)
845 ECX
= (ECX
& ~0xffff) | ((ECX
- 1) & 0xffff);
849 void OPPROTO
op_addq_ESI_T0(void)
854 void OPPROTO
op_addq_EDI_T0(void)
859 void OPPROTO
op_decq_ECX(void)
867 void op_addl_A0_SS(void)
869 A0
= (uint32_t)(A0
+ env
->segs
[R_SS
].base
);
872 void op_subl_A0_2(void)
874 A0
= (uint32_t)(A0
- 2);
877 void op_subl_A0_4(void)
879 A0
= (uint32_t)(A0
- 4);
882 void op_addl_ESP_4(void)
884 ESP
= (uint32_t)(ESP
+ 4);
887 void op_addl_ESP_2(void)
889 ESP
= (uint32_t)(ESP
+ 2);
892 void op_addw_ESP_4(void)
894 ESP
= (ESP
& ~0xffff) | ((ESP
+ 4) & 0xffff);
897 void op_addw_ESP_2(void)
899 ESP
= (ESP
& ~0xffff) | ((ESP
+ 2) & 0xffff);
902 void op_addl_ESP_im(void)
904 ESP
= (uint32_t)(ESP
+ PARAM1
);
907 void op_addw_ESP_im(void)
909 ESP
= (ESP
& ~0xffff) | ((ESP
+ PARAM1
) & 0xffff);
913 void op_subq_A0_2(void)
918 void op_subq_A0_8(void)
923 void op_addq_ESP_8(void)
928 void op_addq_ESP_im(void)
934 void OPPROTO
op_rdtsc(void)
939 void OPPROTO
op_cpuid(void)
944 void OPPROTO
op_enter_level(void)
946 helper_enter_level(PARAM1
, PARAM2
);
950 void OPPROTO
op_enter64_level(void)
952 helper_enter64_level(PARAM1
, PARAM2
);
956 void OPPROTO
op_sysenter(void)
961 void OPPROTO
op_sysexit(void)
967 void OPPROTO
op_syscall(void)
969 helper_syscall(PARAM1
);
972 void OPPROTO
op_sysret(void)
974 helper_sysret(PARAM1
);
978 void OPPROTO
op_rdmsr(void)
983 void OPPROTO
op_wrmsr(void)
991 void OPPROTO
op_aam(void)
998 EAX
= (EAX
& ~0xffff) | al
| (ah
<< 8);
1002 void OPPROTO
op_aad(void)
1007 ah
= (EAX
>> 8) & 0xff;
1008 al
= ((ah
* base
) + al
) & 0xff;
1009 EAX
= (EAX
& ~0xffff) | al
;
1013 void OPPROTO
op_aaa(void)
1019 eflags
= cc_table
[CC_OP
].compute_all();
1022 ah
= (EAX
>> 8) & 0xff;
1024 icarry
= (al
> 0xf9);
1025 if (((al
& 0x0f) > 9 ) || af
) {
1026 al
= (al
+ 6) & 0x0f;
1027 ah
= (ah
+ 1 + icarry
) & 0xff;
1028 eflags
|= CC_C
| CC_A
;
1030 eflags
&= ~(CC_C
| CC_A
);
1033 EAX
= (EAX
& ~0xffff) | al
| (ah
<< 8);
1038 void OPPROTO
op_aas(void)
1044 eflags
= cc_table
[CC_OP
].compute_all();
1047 ah
= (EAX
>> 8) & 0xff;
1050 if (((al
& 0x0f) > 9 ) || af
) {
1051 al
= (al
- 6) & 0x0f;
1052 ah
= (ah
- 1 - icarry
) & 0xff;
1053 eflags
|= CC_C
| CC_A
;
1055 eflags
&= ~(CC_C
| CC_A
);
1058 EAX
= (EAX
& ~0xffff) | al
| (ah
<< 8);
1063 void OPPROTO
op_daa(void)
1068 eflags
= cc_table
[CC_OP
].compute_all();
1074 if (((al
& 0x0f) > 9 ) || af
) {
1075 al
= (al
+ 6) & 0xff;
1078 if ((al
> 0x9f) || cf
) {
1079 al
= (al
+ 0x60) & 0xff;
1082 EAX
= (EAX
& ~0xff) | al
;
1083 /* well, speed is not an issue here, so we compute the flags by hand */
1084 eflags
|= (al
== 0) << 6; /* zf */
1085 eflags
|= parity_table
[al
]; /* pf */
1086 eflags
|= (al
& 0x80); /* sf */
1091 void OPPROTO
op_das(void)
1093 int al
, al1
, af
, cf
;
1096 eflags
= cc_table
[CC_OP
].compute_all();
1103 if (((al
& 0x0f) > 9 ) || af
) {
1107 al
= (al
- 6) & 0xff;
1109 if ((al1
> 0x99) || cf
) {
1110 al
= (al
- 0x60) & 0xff;
1113 EAX
= (EAX
& ~0xff) | al
;
1114 /* well, speed is not an issue here, so we compute the flags by hand */
1115 eflags
|= (al
== 0) << 6; /* zf */
1116 eflags
|= parity_table
[al
]; /* pf */
1117 eflags
|= (al
& 0x80); /* sf */
1122 /* segment handling */
1124 /* never use it with R_CS */
1125 void OPPROTO
op_movl_seg_T0(void)
1127 load_seg(PARAM1
, T0
);
1130 /* faster VM86 version */
1131 void OPPROTO
op_movl_seg_T0_vm(void)
1136 selector
= T0
& 0xffff;
1137 /* env->segs[] access */
1138 sc
= (SegmentCache
*)((char *)env
+ PARAM1
);
1139 sc
->selector
= selector
;
1140 sc
->base
= (selector
<< 4);
1143 void OPPROTO
op_movl_T0_seg(void)
1145 T0
= env
->segs
[PARAM1
].selector
;
1148 void OPPROTO
op_lsl(void)
1153 void OPPROTO
op_lar(void)
1158 void OPPROTO
op_verr(void)
1163 void OPPROTO
op_verw(void)
1168 void OPPROTO
op_arpl(void)
1170 if ((T0
& 3) < (T1
& 3)) {
1171 /* XXX: emulate bug or 0xff3f0000 oring as in bochs ? */
1172 T0
= (T0
& ~3) | (T1
& 3);
1180 void OPPROTO
op_arpl_update(void)
1183 eflags
= cc_table
[CC_OP
].compute_all();
1184 CC_SRC
= (eflags
& ~CC_Z
) | T1
;
1187 /* T0: segment, T1:eip */
1188 void OPPROTO
op_ljmp_protected_T0_T1(void)
1190 helper_ljmp_protected_T0_T1(PARAM1
);
1193 void OPPROTO
op_lcall_real_T0_T1(void)
1195 helper_lcall_real_T0_T1(PARAM1
, PARAM2
);
1198 void OPPROTO
op_lcall_protected_T0_T1(void)
1200 helper_lcall_protected_T0_T1(PARAM1
, PARAM2
);
1203 void OPPROTO
op_iret_real(void)
1205 helper_iret_real(PARAM1
);
1208 void OPPROTO
op_iret_protected(void)
1210 helper_iret_protected(PARAM1
, PARAM2
);
1213 void OPPROTO
op_lret_protected(void)
1215 helper_lret_protected(PARAM1
, PARAM2
);
1218 void OPPROTO
op_lldt_T0(void)
1223 void OPPROTO
op_ltr_T0(void)
1228 /* CR registers access */
1229 void OPPROTO
op_movl_crN_T0(void)
1231 helper_movl_crN_T0(PARAM1
);
1234 #if !defined(CONFIG_USER_ONLY)
1235 void OPPROTO
op_movtl_T0_cr8(void)
1237 T0
= cpu_get_apic_tpr(env
);
1241 /* DR registers access */
1242 void OPPROTO
op_movl_drN_T0(void)
1244 helper_movl_drN_T0(PARAM1
);
1247 void OPPROTO
op_lmsw_T0(void)
1249 /* only 4 lower bits of CR0 are modified. PE cannot be set to zero
1250 if already set to one. */
1251 T0
= (env
->cr
[0] & ~0xe) | (T0
& 0xf);
1252 helper_movl_crN_T0(0);
1255 void OPPROTO
op_invlpg_A0(void)
1260 void OPPROTO
op_movl_T0_env(void)
1262 T0
= *(uint32_t *)((char *)env
+ PARAM1
);
1265 void OPPROTO
op_movl_env_T0(void)
1267 *(uint32_t *)((char *)env
+ PARAM1
) = T0
;
1270 void OPPROTO
op_movl_env_T1(void)
1272 *(uint32_t *)((char *)env
+ PARAM1
) = T1
;
1275 void OPPROTO
op_movtl_T0_env(void)
1277 T0
= *(target_ulong
*)((char *)env
+ PARAM1
);
1280 void OPPROTO
op_movtl_env_T0(void)
1282 *(target_ulong
*)((char *)env
+ PARAM1
) = T0
;
1285 void OPPROTO
op_movtl_T1_env(void)
1287 T1
= *(target_ulong
*)((char *)env
+ PARAM1
);
1290 void OPPROTO
op_movtl_env_T1(void)
1292 *(target_ulong
*)((char *)env
+ PARAM1
) = T1
;
1295 void OPPROTO
op_clts(void)
1297 env
->cr
[0] &= ~CR0_TS_MASK
;
1298 env
->hflags
&= ~HF_TS_MASK
;
1301 /* flags handling */
1303 void OPPROTO
op_goto_tb0(void)
1305 GOTO_TB(op_goto_tb0
, PARAM1
, 0);
1308 void OPPROTO
op_goto_tb1(void)
1310 GOTO_TB(op_goto_tb1
, PARAM1
, 1);
1313 void OPPROTO
op_jmp_label(void)
1315 GOTO_LABEL_PARAM(1);
1318 void OPPROTO
op_jnz_T0_label(void)
1321 GOTO_LABEL_PARAM(1);
1325 void OPPROTO
op_jz_T0_label(void)
1328 GOTO_LABEL_PARAM(1);
1332 /* slow set cases (compute x86 flags) */
1333 void OPPROTO
op_seto_T0_cc(void)
1336 eflags
= cc_table
[CC_OP
].compute_all();
1337 T0
= (eflags
>> 11) & 1;
1340 void OPPROTO
op_setb_T0_cc(void)
1342 T0
= cc_table
[CC_OP
].compute_c();
1345 void OPPROTO
op_setz_T0_cc(void)
1348 eflags
= cc_table
[CC_OP
].compute_all();
1349 T0
= (eflags
>> 6) & 1;
1352 void OPPROTO
op_setbe_T0_cc(void)
1355 eflags
= cc_table
[CC_OP
].compute_all();
1356 T0
= (eflags
& (CC_Z
| CC_C
)) != 0;
1359 void OPPROTO
op_sets_T0_cc(void)
1362 eflags
= cc_table
[CC_OP
].compute_all();
1363 T0
= (eflags
>> 7) & 1;
1366 void OPPROTO
op_setp_T0_cc(void)
1369 eflags
= cc_table
[CC_OP
].compute_all();
1370 T0
= (eflags
>> 2) & 1;
1373 void OPPROTO
op_setl_T0_cc(void)
1376 eflags
= cc_table
[CC_OP
].compute_all();
1377 T0
= ((eflags
^ (eflags
>> 4)) >> 7) & 1;
1380 void OPPROTO
op_setle_T0_cc(void)
1383 eflags
= cc_table
[CC_OP
].compute_all();
1384 T0
= (((eflags
^ (eflags
>> 4)) & 0x80) || (eflags
& CC_Z
)) != 0;
1387 void OPPROTO
op_xor_T0_1(void)
1392 void OPPROTO
op_set_cc_op(void)
1397 void OPPROTO
op_mov_T0_cc(void)
1399 T0
= cc_table
[CC_OP
].compute_all();
1402 /* XXX: clear VIF/VIP in all ops ? */
1404 void OPPROTO
op_movl_eflags_T0(void)
1406 load_eflags(T0
, (TF_MASK
| AC_MASK
| ID_MASK
| NT_MASK
));
1409 void OPPROTO
op_movw_eflags_T0(void)
1411 load_eflags(T0
, (TF_MASK
| AC_MASK
| ID_MASK
| NT_MASK
) & 0xffff);
1414 void OPPROTO
op_movl_eflags_T0_io(void)
1416 load_eflags(T0
, (TF_MASK
| AC_MASK
| ID_MASK
| NT_MASK
| IF_MASK
));
1419 void OPPROTO
op_movw_eflags_T0_io(void)
1421 load_eflags(T0
, (TF_MASK
| AC_MASK
| ID_MASK
| NT_MASK
| IF_MASK
) & 0xffff);
1424 void OPPROTO
op_movl_eflags_T0_cpl0(void)
1426 load_eflags(T0
, (TF_MASK
| AC_MASK
| ID_MASK
| NT_MASK
| IF_MASK
| IOPL_MASK
));
1429 void OPPROTO
op_movw_eflags_T0_cpl0(void)
1431 load_eflags(T0
, (TF_MASK
| AC_MASK
| ID_MASK
| NT_MASK
| IF_MASK
| IOPL_MASK
) & 0xffff);
1435 /* vm86plus version */
1436 void OPPROTO
op_movw_eflags_T0_vm(void)
1440 CC_SRC
= eflags
& (CC_O
| CC_S
| CC_Z
| CC_A
| CC_P
| CC_C
);
1441 DF
= 1 - (2 * ((eflags
>> 10) & 1));
1442 /* we also update some system flags as in user mode */
1443 env
->eflags
= (env
->eflags
& ~(FL_UPDATE_MASK16
| VIF_MASK
)) |
1444 (eflags
& FL_UPDATE_MASK16
);
1445 if (eflags
& IF_MASK
) {
1446 env
->eflags
|= VIF_MASK
;
1447 if (env
->eflags
& VIP_MASK
) {
1449 raise_exception(EXCP0D_GPF
);
1455 void OPPROTO
op_movl_eflags_T0_vm(void)
1459 CC_SRC
= eflags
& (CC_O
| CC_S
| CC_Z
| CC_A
| CC_P
| CC_C
);
1460 DF
= 1 - (2 * ((eflags
>> 10) & 1));
1461 /* we also update some system flags as in user mode */
1462 env
->eflags
= (env
->eflags
& ~(FL_UPDATE_MASK32
| VIF_MASK
)) |
1463 (eflags
& FL_UPDATE_MASK32
);
1464 if (eflags
& IF_MASK
) {
1465 env
->eflags
|= VIF_MASK
;
1466 if (env
->eflags
& VIP_MASK
) {
1468 raise_exception(EXCP0D_GPF
);
1475 /* XXX: compute only O flag */
1476 void OPPROTO
op_movb_eflags_T0(void)
1479 of
= cc_table
[CC_OP
].compute_all() & CC_O
;
1480 CC_SRC
= (T0
& (CC_S
| CC_Z
| CC_A
| CC_P
| CC_C
)) | of
;
1483 void OPPROTO
op_movl_T0_eflags(void)
1486 eflags
= cc_table
[CC_OP
].compute_all();
1487 eflags
|= (DF
& DF_MASK
);
1488 eflags
|= env
->eflags
& ~(VM_MASK
| RF_MASK
);
1492 /* vm86plus version */
1494 void OPPROTO
op_movl_T0_eflags_vm(void)
1497 eflags
= cc_table
[CC_OP
].compute_all();
1498 eflags
|= (DF
& DF_MASK
);
1499 eflags
|= env
->eflags
& ~(VM_MASK
| RF_MASK
| IF_MASK
);
1500 if (env
->eflags
& VIF_MASK
)
1506 void OPPROTO
op_cld(void)
1511 void OPPROTO
op_std(void)
1516 void OPPROTO
op_clc(void)
1519 eflags
= cc_table
[CC_OP
].compute_all();
1524 void OPPROTO
op_stc(void)
1527 eflags
= cc_table
[CC_OP
].compute_all();
1532 void OPPROTO
op_cmc(void)
1535 eflags
= cc_table
[CC_OP
].compute_all();
1540 void OPPROTO
op_salc(void)
1543 cf
= cc_table
[CC_OP
].compute_c();
1544 EAX
= (EAX
& ~0xff) | ((-cf
) & 0xff);
1547 static int compute_all_eflags(void)
1552 static int compute_c_eflags(void)
1554 return CC_SRC
& CC_C
;
1557 CCTable cc_table
[CC_OP_NB
] = {
1558 [CC_OP_DYNAMIC
] = { /* should never happen */ },
1560 [CC_OP_EFLAGS
] = { compute_all_eflags
, compute_c_eflags
},
1562 [CC_OP_MULB
] = { compute_all_mulb
, compute_c_mull
},
1563 [CC_OP_MULW
] = { compute_all_mulw
, compute_c_mull
},
1564 [CC_OP_MULL
] = { compute_all_mull
, compute_c_mull
},
1566 [CC_OP_ADDB
] = { compute_all_addb
, compute_c_addb
},
1567 [CC_OP_ADDW
] = { compute_all_addw
, compute_c_addw
},
1568 [CC_OP_ADDL
] = { compute_all_addl
, compute_c_addl
},
1570 [CC_OP_ADCB
] = { compute_all_adcb
, compute_c_adcb
},
1571 [CC_OP_ADCW
] = { compute_all_adcw
, compute_c_adcw
},
1572 [CC_OP_ADCL
] = { compute_all_adcl
, compute_c_adcl
},
1574 [CC_OP_SUBB
] = { compute_all_subb
, compute_c_subb
},
1575 [CC_OP_SUBW
] = { compute_all_subw
, compute_c_subw
},
1576 [CC_OP_SUBL
] = { compute_all_subl
, compute_c_subl
},
1578 [CC_OP_SBBB
] = { compute_all_sbbb
, compute_c_sbbb
},
1579 [CC_OP_SBBW
] = { compute_all_sbbw
, compute_c_sbbw
},
1580 [CC_OP_SBBL
] = { compute_all_sbbl
, compute_c_sbbl
},
1582 [CC_OP_LOGICB
] = { compute_all_logicb
, compute_c_logicb
},
1583 [CC_OP_LOGICW
] = { compute_all_logicw
, compute_c_logicw
},
1584 [CC_OP_LOGICL
] = { compute_all_logicl
, compute_c_logicl
},
1586 [CC_OP_INCB
] = { compute_all_incb
, compute_c_incl
},
1587 [CC_OP_INCW
] = { compute_all_incw
, compute_c_incl
},
1588 [CC_OP_INCL
] = { compute_all_incl
, compute_c_incl
},
1590 [CC_OP_DECB
] = { compute_all_decb
, compute_c_incl
},
1591 [CC_OP_DECW
] = { compute_all_decw
, compute_c_incl
},
1592 [CC_OP_DECL
] = { compute_all_decl
, compute_c_incl
},
1594 [CC_OP_SHLB
] = { compute_all_shlb
, compute_c_shlb
},
1595 [CC_OP_SHLW
] = { compute_all_shlw
, compute_c_shlw
},
1596 [CC_OP_SHLL
] = { compute_all_shll
, compute_c_shll
},
1598 [CC_OP_SARB
] = { compute_all_sarb
, compute_c_sarl
},
1599 [CC_OP_SARW
] = { compute_all_sarw
, compute_c_sarl
},
1600 [CC_OP_SARL
] = { compute_all_sarl
, compute_c_sarl
},
1602 #ifdef TARGET_X86_64
1603 [CC_OP_MULQ
] = { compute_all_mulq
, compute_c_mull
},
1605 [CC_OP_ADDQ
] = { compute_all_addq
, compute_c_addq
},
1607 [CC_OP_ADCQ
] = { compute_all_adcq
, compute_c_adcq
},
1609 [CC_OP_SUBQ
] = { compute_all_subq
, compute_c_subq
},
1611 [CC_OP_SBBQ
] = { compute_all_sbbq
, compute_c_sbbq
},
1613 [CC_OP_LOGICQ
] = { compute_all_logicq
, compute_c_logicq
},
1615 [CC_OP_INCQ
] = { compute_all_incq
, compute_c_incl
},
1617 [CC_OP_DECQ
] = { compute_all_decq
, compute_c_incl
},
1619 [CC_OP_SHLQ
] = { compute_all_shlq
, compute_c_shlq
},
1621 [CC_OP_SARQ
] = { compute_all_sarq
, compute_c_sarl
},
1625 /* floating point support. Some of the code for complicated x87
1626 functions comes from the LGPL'ed x86 emulator found in the Willows
1627 TWIN windows emulator. */
1631 void OPPROTO
op_flds_FT0_A0(void)
1633 #ifdef USE_FP_CONVERT
1634 FP_CONVERT
.i32
= ldl(A0
);
1641 void OPPROTO
op_fldl_FT0_A0(void)
1643 #ifdef USE_FP_CONVERT
1644 FP_CONVERT
.i64
= ldq(A0
);
1651 /* helpers are needed to avoid static constant reference. XXX: find a better way */
1652 #ifdef USE_INT_TO_FLOAT_HELPERS
1654 void helper_fild_FT0_A0(void)
1656 FT0
= (CPU86_LDouble
)ldsw(A0
);
1659 void helper_fildl_FT0_A0(void)
1661 FT0
= (CPU86_LDouble
)((int32_t)ldl(A0
));
1664 void helper_fildll_FT0_A0(void)
1666 FT0
= (CPU86_LDouble
)((int64_t)ldq(A0
));
1669 void OPPROTO
op_fild_FT0_A0(void)
1671 helper_fild_FT0_A0();
1674 void OPPROTO
op_fildl_FT0_A0(void)
1676 helper_fildl_FT0_A0();
1679 void OPPROTO
op_fildll_FT0_A0(void)
1681 helper_fildll_FT0_A0();
1686 void OPPROTO
op_fild_FT0_A0(void)
1688 #ifdef USE_FP_CONVERT
1689 FP_CONVERT
.i32
= ldsw(A0
);
1690 FT0
= (CPU86_LDouble
)FP_CONVERT
.i32
;
1692 FT0
= (CPU86_LDouble
)ldsw(A0
);
1696 void OPPROTO
op_fildl_FT0_A0(void)
1698 #ifdef USE_FP_CONVERT
1699 FP_CONVERT
.i32
= (int32_t) ldl(A0
);
1700 FT0
= (CPU86_LDouble
)FP_CONVERT
.i32
;
1702 FT0
= (CPU86_LDouble
)((int32_t)ldl(A0
));
1706 void OPPROTO
op_fildll_FT0_A0(void)
1708 #ifdef USE_FP_CONVERT
1709 FP_CONVERT
.i64
= (int64_t) ldq(A0
);
1710 FT0
= (CPU86_LDouble
)FP_CONVERT
.i64
;
1712 FT0
= (CPU86_LDouble
)((int64_t)ldq(A0
));
1719 void OPPROTO
op_flds_ST0_A0(void)
1722 new_fpstt
= (env
->fpstt
- 1) & 7;
1723 #ifdef USE_FP_CONVERT
1724 FP_CONVERT
.i32
= ldl(A0
);
1725 env
->fpregs
[new_fpstt
].d
= FP_CONVERT
.f
;
1727 env
->fpregs
[new_fpstt
].d
= ldfl(A0
);
1729 env
->fpstt
= new_fpstt
;
1730 env
->fptags
[new_fpstt
] = 0; /* validate stack entry */
1733 void OPPROTO
op_fldl_ST0_A0(void)
1736 new_fpstt
= (env
->fpstt
- 1) & 7;
1737 #ifdef USE_FP_CONVERT
1738 FP_CONVERT
.i64
= ldq(A0
);
1739 env
->fpregs
[new_fpstt
].d
= FP_CONVERT
.d
;
1741 env
->fpregs
[new_fpstt
].d
= ldfq(A0
);
1743 env
->fpstt
= new_fpstt
;
1744 env
->fptags
[new_fpstt
] = 0; /* validate stack entry */
1747 void OPPROTO
op_fldt_ST0_A0(void)
1749 helper_fldt_ST0_A0();
1752 /* helpers are needed to avoid static constant reference. XXX: find a better way */
1753 #ifdef USE_INT_TO_FLOAT_HELPERS
1755 void helper_fild_ST0_A0(void)
1758 new_fpstt
= (env
->fpstt
- 1) & 7;
1759 env
->fpregs
[new_fpstt
].d
= (CPU86_LDouble
)ldsw(A0
);
1760 env
->fpstt
= new_fpstt
;
1761 env
->fptags
[new_fpstt
] = 0; /* validate stack entry */
1764 void helper_fildl_ST0_A0(void)
1767 new_fpstt
= (env
->fpstt
- 1) & 7;
1768 env
->fpregs
[new_fpstt
].d
= (CPU86_LDouble
)((int32_t)ldl(A0
));
1769 env
->fpstt
= new_fpstt
;
1770 env
->fptags
[new_fpstt
] = 0; /* validate stack entry */
1773 void helper_fildll_ST0_A0(void)
1776 new_fpstt
= (env
->fpstt
- 1) & 7;
1777 env
->fpregs
[new_fpstt
].d
= (CPU86_LDouble
)((int64_t)ldq(A0
));
1778 env
->fpstt
= new_fpstt
;
1779 env
->fptags
[new_fpstt
] = 0; /* validate stack entry */
1782 void OPPROTO
op_fild_ST0_A0(void)
1784 helper_fild_ST0_A0();
1787 void OPPROTO
op_fildl_ST0_A0(void)
1789 helper_fildl_ST0_A0();
1792 void OPPROTO
op_fildll_ST0_A0(void)
1794 helper_fildll_ST0_A0();
1799 void OPPROTO
op_fild_ST0_A0(void)
1802 new_fpstt
= (env
->fpstt
- 1) & 7;
1803 #ifdef USE_FP_CONVERT
1804 FP_CONVERT
.i32
= ldsw(A0
);
1805 env
->fpregs
[new_fpstt
].d
= (CPU86_LDouble
)FP_CONVERT
.i32
;
1807 env
->fpregs
[new_fpstt
].d
= (CPU86_LDouble
)ldsw(A0
);
1809 env
->fpstt
= new_fpstt
;
1810 env
->fptags
[new_fpstt
] = 0; /* validate stack entry */
1813 void OPPROTO
op_fildl_ST0_A0(void)
1816 new_fpstt
= (env
->fpstt
- 1) & 7;
1817 #ifdef USE_FP_CONVERT
1818 FP_CONVERT
.i32
= (int32_t) ldl(A0
);
1819 env
->fpregs
[new_fpstt
].d
= (CPU86_LDouble
)FP_CONVERT
.i32
;
1821 env
->fpregs
[new_fpstt
].d
= (CPU86_LDouble
)((int32_t)ldl(A0
));
1823 env
->fpstt
= new_fpstt
;
1824 env
->fptags
[new_fpstt
] = 0; /* validate stack entry */
1827 void OPPROTO
op_fildll_ST0_A0(void)
1830 new_fpstt
= (env
->fpstt
- 1) & 7;
1831 #ifdef USE_FP_CONVERT
1832 FP_CONVERT
.i64
= (int64_t) ldq(A0
);
1833 env
->fpregs
[new_fpstt
].d
= (CPU86_LDouble
)FP_CONVERT
.i64
;
1835 env
->fpregs
[new_fpstt
].d
= (CPU86_LDouble
)((int64_t)ldq(A0
));
1837 env
->fpstt
= new_fpstt
;
1838 env
->fptags
[new_fpstt
] = 0; /* validate stack entry */
1845 void OPPROTO
op_fsts_ST0_A0(void)
1847 #ifdef USE_FP_CONVERT
1848 FP_CONVERT
.f
= (float)ST0
;
1849 stfl(A0
, FP_CONVERT
.f
);
1851 stfl(A0
, (float)ST0
);
1856 void OPPROTO
op_fstl_ST0_A0(void)
1858 stfq(A0
, (double)ST0
);
1862 void OPPROTO
op_fstt_ST0_A0(void)
1864 helper_fstt_ST0_A0();
1867 void OPPROTO
op_fist_ST0_A0(void)
1869 #if defined(__sparc__) && !defined(__sparc_v9__)
1870 register CPU86_LDouble d
asm("o0");
1877 val
= floatx_to_int32(d
, &env
->fp_status
);
1878 if (val
!= (int16_t)val
)
1884 void OPPROTO
op_fistl_ST0_A0(void)
1886 #if defined(__sparc__) && !defined(__sparc_v9__)
1887 register CPU86_LDouble d
asm("o0");
1894 val
= floatx_to_int32(d
, &env
->fp_status
);
1899 void OPPROTO
op_fistll_ST0_A0(void)
1901 #if defined(__sparc__) && !defined(__sparc_v9__)
1902 register CPU86_LDouble d
asm("o0");
1909 val
= floatx_to_int64(d
, &env
->fp_status
);
1914 void OPPROTO
op_fistt_ST0_A0(void)
1916 #if defined(__sparc__) && !defined(__sparc_v9__)
1917 register CPU86_LDouble d
asm("o0");
1924 val
= floatx_to_int32_round_to_zero(d
, &env
->fp_status
);
1925 if (val
!= (int16_t)val
)
1931 void OPPROTO
op_fisttl_ST0_A0(void)
1933 #if defined(__sparc__) && !defined(__sparc_v9__)
1934 register CPU86_LDouble d
asm("o0");
1941 val
= floatx_to_int32_round_to_zero(d
, &env
->fp_status
);
1946 void OPPROTO
op_fisttll_ST0_A0(void)
1948 #if defined(__sparc__) && !defined(__sparc_v9__)
1949 register CPU86_LDouble d
asm("o0");
1956 val
= floatx_to_int64_round_to_zero(d
, &env
->fp_status
);
1961 void OPPROTO
op_fbld_ST0_A0(void)
1963 helper_fbld_ST0_A0();
1966 void OPPROTO
op_fbst_ST0_A0(void)
1968 helper_fbst_ST0_A0();
1973 void OPPROTO
op_fpush(void)
1978 void OPPROTO
op_fpop(void)
1983 void OPPROTO
op_fdecstp(void)
1985 env
->fpstt
= (env
->fpstt
- 1) & 7;
1986 env
->fpus
&= (~0x4700);
1989 void OPPROTO
op_fincstp(void)
1991 env
->fpstt
= (env
->fpstt
+ 1) & 7;
1992 env
->fpus
&= (~0x4700);
1995 void OPPROTO
op_ffree_STN(void)
1997 env
->fptags
[(env
->fpstt
+ PARAM1
) & 7] = 1;
2000 void OPPROTO
op_fmov_ST0_FT0(void)
2005 void OPPROTO
op_fmov_FT0_STN(void)
2010 void OPPROTO
op_fmov_ST0_STN(void)
2015 void OPPROTO
op_fmov_STN_ST0(void)
2020 void OPPROTO
op_fxchg_ST0_STN(void)
2028 /* FPU operations */
2030 const int fcom_ccval
[4] = {0x0100, 0x4000, 0x0000, 0x4500};
2032 void OPPROTO
op_fcom_ST0_FT0(void)
2036 ret
= floatx_compare(ST0
, FT0
, &env
->fp_status
);
2037 env
->fpus
= (env
->fpus
& ~0x4500) | fcom_ccval
[ret
+ 1];
2041 void OPPROTO
op_fucom_ST0_FT0(void)
2045 ret
= floatx_compare_quiet(ST0
, FT0
, &env
->fp_status
);
2046 env
->fpus
= (env
->fpus
& ~0x4500) | fcom_ccval
[ret
+ 1];
2050 const int fcomi_ccval
[4] = {CC_C
, CC_Z
, 0, CC_Z
| CC_P
| CC_C
};
2052 void OPPROTO
op_fcomi_ST0_FT0(void)
2057 ret
= floatx_compare(ST0
, FT0
, &env
->fp_status
);
2058 eflags
= cc_table
[CC_OP
].compute_all();
2059 eflags
= (eflags
& ~(CC_Z
| CC_P
| CC_C
)) | fcomi_ccval
[ret
+ 1];
2064 void OPPROTO
op_fucomi_ST0_FT0(void)
2069 ret
= floatx_compare_quiet(ST0
, FT0
, &env
->fp_status
);
2070 eflags
= cc_table
[CC_OP
].compute_all();
2071 eflags
= (eflags
& ~(CC_Z
| CC_P
| CC_C
)) | fcomi_ccval
[ret
+ 1];
2076 void OPPROTO
op_fcmov_ST0_STN_T0(void)
2084 void OPPROTO
op_fadd_ST0_FT0(void)
2089 void OPPROTO
op_fmul_ST0_FT0(void)
2094 void OPPROTO
op_fsub_ST0_FT0(void)
2099 void OPPROTO
op_fsubr_ST0_FT0(void)
2104 void OPPROTO
op_fdiv_ST0_FT0(void)
2106 ST0
= helper_fdiv(ST0
, FT0
);
2109 void OPPROTO
op_fdivr_ST0_FT0(void)
2111 ST0
= helper_fdiv(FT0
, ST0
);
2114 /* fp operations between STN and ST0 */
2116 void OPPROTO
op_fadd_STN_ST0(void)
2121 void OPPROTO
op_fmul_STN_ST0(void)
2126 void OPPROTO
op_fsub_STN_ST0(void)
2131 void OPPROTO
op_fsubr_STN_ST0(void)
2138 void OPPROTO
op_fdiv_STN_ST0(void)
2142 *p
= helper_fdiv(*p
, ST0
);
2145 void OPPROTO
op_fdivr_STN_ST0(void)
2149 *p
= helper_fdiv(ST0
, *p
);
2152 /* misc FPU operations */
2153 void OPPROTO
op_fchs_ST0(void)
2155 ST0
= floatx_chs(ST0
);
2158 void OPPROTO
op_fabs_ST0(void)
2160 ST0
= floatx_abs(ST0
);
2163 void OPPROTO
op_fxam_ST0(void)
2168 void OPPROTO
op_fld1_ST0(void)
2173 void OPPROTO
op_fldl2t_ST0(void)
2178 void OPPROTO
op_fldl2e_ST0(void)
2183 void OPPROTO
op_fldpi_ST0(void)
2188 void OPPROTO
op_fldlg2_ST0(void)
2193 void OPPROTO
op_fldln2_ST0(void)
2198 void OPPROTO
op_fldz_ST0(void)
2203 void OPPROTO
op_fldz_FT0(void)
2208 /* associated heplers to reduce generated code length and to simplify
2209 relocation (FP constants are usually stored in .rodata section) */
2211 void OPPROTO
op_f2xm1(void)
2216 void OPPROTO
op_fyl2x(void)
2221 void OPPROTO
op_fptan(void)
2226 void OPPROTO
op_fpatan(void)
2231 void OPPROTO
op_fxtract(void)
2236 void OPPROTO
op_fprem1(void)
2242 void OPPROTO
op_fprem(void)
2247 void OPPROTO
op_fyl2xp1(void)
2252 void OPPROTO
op_fsqrt(void)
2257 void OPPROTO
op_fsincos(void)
2262 void OPPROTO
op_frndint(void)
2267 void OPPROTO
op_fscale(void)
2272 void OPPROTO
op_fsin(void)
2277 void OPPROTO
op_fcos(void)
2282 void OPPROTO
op_fnstsw_A0(void)
2285 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
2290 void OPPROTO
op_fnstsw_EAX(void)
2293 fpus
= (env
->fpus
& ~0x3800) | (env
->fpstt
& 0x7) << 11;
2294 EAX
= (EAX
& ~0xffff) | fpus
;
2297 void OPPROTO
op_fnstcw_A0(void)
2303 void OPPROTO
op_fldcw_A0(void)
2305 env
->fpuc
= lduw(A0
);
2309 void OPPROTO
op_fclex(void)
2311 env
->fpus
&= 0x7f00;
2314 void OPPROTO
op_fwait(void)
2316 if (env
->fpus
& FPUS_SE
)
2317 fpu_raise_exception();
2321 void OPPROTO
op_fninit(void)
2336 void OPPROTO
op_fnstenv_A0(void)
2338 helper_fstenv(A0
, PARAM1
);
2341 void OPPROTO
op_fldenv_A0(void)
2343 helper_fldenv(A0
, PARAM1
);
2346 void OPPROTO
op_fnsave_A0(void)
2348 helper_fsave(A0
, PARAM1
);
2351 void OPPROTO
op_frstor_A0(void)
2353 helper_frstor(A0
, PARAM1
);
2356 /* threading support */
2357 void OPPROTO
op_lock(void)
2362 void OPPROTO
op_unlock(void)
2368 static inline void memcpy16(void *d
, void *s
)
2370 ((uint32_t *)d
)[0] = ((uint32_t *)s
)[0];
2371 ((uint32_t *)d
)[1] = ((uint32_t *)s
)[1];
2372 ((uint32_t *)d
)[2] = ((uint32_t *)s
)[2];
2373 ((uint32_t *)d
)[3] = ((uint32_t *)s
)[3];
2376 void OPPROTO
op_movo(void)
2378 /* XXX: badly generated code */
2380 d
= (XMMReg
*)((char *)env
+ PARAM1
);
2381 s
= (XMMReg
*)((char *)env
+ PARAM2
);
2385 void OPPROTO
op_movq(void)
2388 d
= (uint64_t *)((char *)env
+ PARAM1
);
2389 s
= (uint64_t *)((char *)env
+ PARAM2
);
2393 void OPPROTO
op_movl(void)
2396 d
= (uint32_t *)((char *)env
+ PARAM1
);
2397 s
= (uint32_t *)((char *)env
+ PARAM2
);
2401 void OPPROTO
op_movq_env_0(void)
2404 d
= (uint64_t *)((char *)env
+ PARAM1
);
2408 void OPPROTO
op_fxsave_A0(void)
2410 helper_fxsave(A0
, PARAM1
);
2413 void OPPROTO
op_fxrstor_A0(void)
2415 helper_fxrstor(A0
, PARAM1
);
2418 /* XXX: optimize by storing fptt and fptags in the static cpu state */
2419 void OPPROTO
op_enter_mmx(void)
2422 *(uint32_t *)(env
->fptags
) = 0;
2423 *(uint32_t *)(env
->fptags
+ 4) = 0;
2426 void OPPROTO
op_emms(void)
2428 /* set to empty state */
2429 *(uint32_t *)(env
->fptags
) = 0x01010101;
2430 *(uint32_t *)(env
->fptags
+ 4) = 0x01010101;
2434 #include "ops_sse.h"
2437 #include "ops_sse.h"