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git.proxmox.com Git - mirror_qemu.git/blob - target-sparc/op.c
4 Copyright (C) 2003 Thomas M. Ogrisegg <tom@fnord.at>
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
25 #define REG (env->gregs[0])
26 #include "op_template.h"
28 #define REG (env->gregs[1])
29 #include "op_template.h"
31 #define REG (env->gregs[2])
32 #include "op_template.h"
34 #define REG (env->gregs[3])
35 #include "op_template.h"
37 #define REG (env->gregs[4])
38 #include "op_template.h"
40 #define REG (env->gregs[5])
41 #include "op_template.h"
43 #define REG (env->gregs[6])
44 #include "op_template.h"
46 #define REG (env->gregs[7])
47 #include "op_template.h"
49 #define REG (env->regwptr[16])
50 #include "op_template.h"
52 #define REG (env->regwptr[17])
53 #include "op_template.h"
55 #define REG (env->regwptr[18])
56 #include "op_template.h"
58 #define REG (env->regwptr[19])
59 #include "op_template.h"
61 #define REG (env->regwptr[20])
62 #include "op_template.h"
64 #define REG (env->regwptr[21])
65 #include "op_template.h"
67 #define REG (env->regwptr[22])
68 #include "op_template.h"
70 #define REG (env->regwptr[23])
71 #include "op_template.h"
73 #define REG (env->regwptr[8])
74 #include "op_template.h"
76 #define REG (env->regwptr[9])
77 #include "op_template.h"
79 #define REG (env->regwptr[10])
80 #include "op_template.h"
82 #define REG (env->regwptr[11])
83 #include "op_template.h"
85 #define REG (env->regwptr[12])
86 #include "op_template.h"
88 #define REG (env->regwptr[13])
89 #include "op_template.h"
91 #define REG (env->regwptr[14])
92 #include "op_template.h"
94 #define REG (env->regwptr[15])
95 #include "op_template.h"
97 #define REG (env->regwptr[0])
98 #include "op_template.h"
100 #define REG (env->regwptr[1])
101 #include "op_template.h"
103 #define REG (env->regwptr[2])
104 #include "op_template.h"
106 #define REG (env->regwptr[3])
107 #include "op_template.h"
109 #define REG (env->regwptr[4])
110 #include "op_template.h"
112 #define REG (env->regwptr[5])
113 #include "op_template.h"
115 #define REG (env->regwptr[6])
116 #include "op_template.h"
118 #define REG (env->regwptr[7])
119 #include "op_template.h"
122 #define REG (env->fpr[0])
123 #include "fop_template.h"
125 #define REG (env->fpr[1])
126 #include "fop_template.h"
128 #define REG (env->fpr[2])
129 #include "fop_template.h"
131 #define REG (env->fpr[3])
132 #include "fop_template.h"
134 #define REG (env->fpr[4])
135 #include "fop_template.h"
137 #define REG (env->fpr[5])
138 #include "fop_template.h"
140 #define REG (env->fpr[6])
141 #include "fop_template.h"
143 #define REG (env->fpr[7])
144 #include "fop_template.h"
146 #define REG (env->fpr[8])
147 #include "fop_template.h"
149 #define REG (env->fpr[9])
150 #include "fop_template.h"
152 #define REG (env->fpr[10])
153 #include "fop_template.h"
155 #define REG (env->fpr[11])
156 #include "fop_template.h"
158 #define REG (env->fpr[12])
159 #include "fop_template.h"
161 #define REG (env->fpr[13])
162 #include "fop_template.h"
164 #define REG (env->fpr[14])
165 #include "fop_template.h"
167 #define REG (env->fpr[15])
168 #include "fop_template.h"
170 #define REG (env->fpr[16])
171 #include "fop_template.h"
173 #define REG (env->fpr[17])
174 #include "fop_template.h"
176 #define REG (env->fpr[18])
177 #include "fop_template.h"
179 #define REG (env->fpr[19])
180 #include "fop_template.h"
182 #define REG (env->fpr[20])
183 #include "fop_template.h"
185 #define REG (env->fpr[21])
186 #include "fop_template.h"
188 #define REG (env->fpr[22])
189 #include "fop_template.h"
191 #define REG (env->fpr[23])
192 #include "fop_template.h"
194 #define REG (env->fpr[24])
195 #include "fop_template.h"
197 #define REG (env->fpr[25])
198 #include "fop_template.h"
200 #define REG (env->fpr[26])
201 #include "fop_template.h"
203 #define REG (env->fpr[27])
204 #include "fop_template.h"
206 #define REG (env->fpr[28])
207 #include "fop_template.h"
209 #define REG (env->fpr[29])
210 #include "fop_template.h"
212 #define REG (env->fpr[30])
213 #include "fop_template.h"
215 #define REG (env->fpr[31])
216 #include "fop_template.h"
218 #define EIP (env->pc)
220 #define FLAG_SET(x) (env->psr&x)?1:0
221 #define FFLAG_SET(x) ((env->fsr&x)?1:0)
223 void OPPROTO
op_movl_T0_0(void)
228 void OPPROTO
op_movl_T0_1(void)
233 void OPPROTO
op_movl_T0_im(void)
238 void OPPROTO
op_movl_T1_im(void)
243 void OPPROTO
op_movl_T2_im(void)
248 void OPPROTO
op_addl_T1_im(void)
253 void OPPROTO
op_addl_T1_T2(void)
258 void OPPROTO
op_subl_T1_T2(void)
263 void OPPROTO
op_add_T1_T0(void)
268 void OPPROTO
op_add_T1_T0_cc(void)
275 env
->psr
|= PSR_ZERO
;
279 env
->psr
|= PSR_CARRY
;
280 if (((src1
^ T1
^ -1) & (src1
^ T0
)) & (1 << 31))
285 void OPPROTO
op_sub_T1_T0(void)
290 void OPPROTO
op_sub_T1_T0_cc(void)
298 env
->psr
|= PSR_ZERO
;
302 env
->psr
|= PSR_CARRY
;
303 if (((src1
^ T1
) & (src1
^ T0
)) & (1 << 31))
308 void OPPROTO
op_and_T1_T0(void)
313 void OPPROTO
op_or_T1_T0(void)
318 void OPPROTO
op_xor_T1_T0(void)
323 void OPPROTO
op_andn_T1_T0(void)
328 void OPPROTO
op_orn_T1_T0(void)
333 void OPPROTO
op_xnor_T1_T0(void)
338 void OPPROTO
op_addx_T1_T0(void)
340 T0
+= T1
+ ((env
->psr
& PSR_CARRY
) ? 1 : 0);
343 void OPPROTO
op_umul_T1_T0(void)
346 res
= (uint64_t) T0
*(uint64_t) T1
;
347 T0
= res
& 0xffffffff;
351 void OPPROTO
op_smul_T1_T0(void)
354 res
= (int64_t) ((int32_t) T0
) * (int64_t) ((int32_t) T1
);
355 T0
= res
& 0xffffffff;
359 void OPPROTO
op_mulscc_T1_T0(void)
361 unsigned int b1
, N
, V
, b2
, src1
;
362 N
= FLAG_SET(PSR_NEG
);
363 V
= FLAG_SET(PSR_OVF
);
366 T0
= (b1
<< 31) | (T0
>> 1);
369 /* do addition and update flags */
374 env
->psr
|= PSR_ZERO
;
378 env
->psr
|= PSR_CARRY
;
379 if (((src1
^ T1
^ -1) & (src1
^ T0
)) & (1 << 31))
381 env
->y
= (b2
<< 31) | (env
->y
>> 1);
385 void OPPROTO
op_udiv_T1_T0(void)
390 x0
= T0
| ((uint64_t) (env
->y
) << 32);
393 if (x0
> 0xffffffff) {
403 void OPPROTO
op_sdiv_T1_T0(void)
408 x0
= T0
| ((uint64_t) (env
->y
) << 32);
411 if ((int32_t) x0
!= x0
) {
421 void OPPROTO
op_div_cc(void)
425 env
->psr
|= PSR_ZERO
;
433 void OPPROTO
op_subx_T1_T0(void)
435 T0
-= T1
+ ((env
->psr
& PSR_CARRY
) ? 1 : 0);
438 void OPPROTO
op_logic_T0_cc(void)
442 env
->psr
|= PSR_ZERO
;
448 void OPPROTO
op_set_flags(void)
452 env
->psr
|= PSR_ZERO
;
453 if ((unsigned int) T0
< (unsigned int) T1
)
454 env
->psr
|= PSR_CARRY
;
455 if ((int) T0
< (int) T1
)
462 void OPPROTO
op_sll(void)
467 void OPPROTO
op_srl(void)
472 void OPPROTO
op_sra(void)
474 T0
= ((int32_t) T0
) >> T1
;
478 void OPPROTO
op_st(void)
480 stl((void *) T0
, T1
);
483 void OPPROTO
op_stb(void)
485 stb((void *) T0
, T1
);
488 void OPPROTO
op_sth(void)
490 stw((void *) T0
, T1
);
493 void OPPROTO
op_std(void)
495 stl((void *) T0
, T1
);
496 stl((void *) (T0
+ 4), T2
);
499 void OPPROTO
op_ld(void)
501 T1
= ldl((void *) T0
);
504 void OPPROTO
op_ldub(void)
506 T1
= ldub((void *) T0
);
509 void OPPROTO
op_lduh(void)
511 T1
= lduw((void *) T0
);
514 void OPPROTO
op_ldsb(void)
516 T1
= ldsb((void *) T0
);
519 void OPPROTO
op_ldsh(void)
521 T1
= ldsw((void *) T0
);
524 void OPPROTO
op_ldstub(void)
526 T1
= ldub((void *) T0
);
527 stb((void *) T0
, 0xff); /* XXX: Should be Atomically */
530 void OPPROTO
op_swap(void)
532 unsigned int tmp
= ldl((void *) T0
);
533 stl((void *) T0
, T1
); /* XXX: Should be Atomically */
537 void OPPROTO
op_ldd(void)
539 T1
= ldl((void *) T0
);
540 T0
= ldl((void *) (T0
+ 4));
543 void OPPROTO
op_stf(void)
545 stfl((void *) T0
, FT0
);
548 void OPPROTO
op_stdf(void)
550 stfq((void *) T0
, DT0
);
553 void OPPROTO
op_ldf(void)
555 FT0
= ldfl((void *) T0
);
558 void OPPROTO
op_lddf(void)
560 DT0
= ldfq((void *) T0
);
564 #define MEMSUFFIX _raw
566 #if !defined(CONFIG_USER_ONLY)
567 #define MEMSUFFIX _user
570 #define MEMSUFFIX _kernel
575 void OPPROTO
op_ldfsr(void)
577 env
->fsr
= *((uint32_t *) &FT0
);
581 void OPPROTO
op_stfsr(void)
583 *((uint32_t *) &FT0
) = env
->fsr
;
588 void OPPROTO
op_wry(void)
593 void OPPROTO
op_rdy(void)
598 void OPPROTO
op_rdwim(void)
603 void OPPROTO
op_wrwim(void)
609 void OPPROTO
op_rdpsr(void)
615 void OPPROTO
op_wrpsr(void)
617 env
->psr
= T0
& ~PSR_ICC
;
618 env
->psrs
= (T0
& PSR_S
)? 1 : 0;
619 env
->psrps
= (T0
& PSR_PS
)? 1 : 0;
620 env
->psret
= (T0
& PSR_ET
)? 1 : 0;
621 env
->cwp
= (T0
& PSR_CWP
);
625 void OPPROTO
op_rdtbr(void)
630 void OPPROTO
op_wrtbr(void)
636 void OPPROTO
op_rett(void)
642 void raise_exception(int tt
)
644 env
->exception_index
= tt
;
648 /* XXX: use another pointer for %iN registers to avoid slow wrapping
650 void OPPROTO
op_save(void)
653 cwp
= (env
->cwp
- 1) & (NWINDOWS
- 1);
654 if (env
->wim
& (1 << cwp
)) {
655 raise_exception(TT_WIN_OVF
);
661 void OPPROTO
op_restore(void)
664 cwp
= (env
->cwp
+ 1) & (NWINDOWS
- 1);
665 if (env
->wim
& (1 << cwp
)) {
666 raise_exception(TT_WIN_UNF
);
672 void OPPROTO
op_exception(void)
674 env
->exception_index
= PARAM1
;
678 void OPPROTO
op_trap_T0(void)
680 env
->exception_index
= TT_TRAP
+ (T0
& 0x7f);
684 void OPPROTO
op_trapcc_T0(void)
687 env
->exception_index
= TT_TRAP
+ (T0
& 0x7f);
693 void OPPROTO
op_debug(void)
695 env
->exception_index
= EXCP_DEBUG
;
699 void OPPROTO
op_exit_tb(void)
704 void OPPROTO
op_eval_be(void)
706 T2
= (env
->psr
& PSR_ZERO
);
709 void OPPROTO
op_eval_ble(void)
711 unsigned int Z
= FLAG_SET(PSR_ZERO
), N
= FLAG_SET(PSR_NEG
), V
= FLAG_SET(PSR_OVF
);
716 void OPPROTO
op_eval_bl(void)
718 unsigned int N
= FLAG_SET(PSR_NEG
), V
= FLAG_SET(PSR_OVF
);
723 void OPPROTO
op_eval_bleu(void)
725 unsigned int Z
= FLAG_SET(PSR_ZERO
), C
= FLAG_SET(PSR_CARRY
);
730 void OPPROTO
op_eval_bcs(void)
732 T2
= (env
->psr
& PSR_CARRY
);
735 void OPPROTO
op_eval_bvs(void)
737 T2
= (env
->psr
& PSR_OVF
);
740 void OPPROTO
op_eval_bneg(void)
742 T2
= (env
->psr
& PSR_NEG
);
745 void OPPROTO
op_eval_bne(void)
747 T2
= !(env
->psr
& PSR_ZERO
);
750 void OPPROTO
op_eval_bg(void)
752 unsigned int Z
= FLAG_SET(PSR_ZERO
), N
= FLAG_SET(PSR_NEG
), V
= FLAG_SET(PSR_OVF
);
757 void OPPROTO
op_eval_bge(void)
759 unsigned int N
= FLAG_SET(PSR_NEG
), V
= FLAG_SET(PSR_OVF
);
764 void OPPROTO
op_eval_bgu(void)
766 unsigned int Z
= FLAG_SET(PSR_ZERO
), C
= FLAG_SET(PSR_CARRY
);
771 void OPPROTO
op_eval_bcc(void)
773 T2
= !(env
->psr
& PSR_CARRY
);
776 void OPPROTO
op_eval_bpos(void)
778 T2
= !(env
->psr
& PSR_NEG
);
781 void OPPROTO
op_eval_bvc(void)
783 T2
= !(env
->psr
& PSR_OVF
);
786 /* FCC1:FCC0: 0 =, 1 <, 2 >, 3 u */
788 void OPPROTO
op_eval_fbne(void)
791 T2
= (env
->fsr
& (FSR_FCC1
| FSR_FCC0
)); /* L or G or U */
794 void OPPROTO
op_eval_fblg(void)
797 T2
= FFLAG_SET(FSR_FCC0
) ^ FFLAG_SET(FSR_FCC1
);
800 void OPPROTO
op_eval_fbul(void)
803 T2
= FFLAG_SET(FSR_FCC0
);
806 void OPPROTO
op_eval_fbl(void)
809 T2
= FFLAG_SET(FSR_FCC0
) & !FFLAG_SET(FSR_FCC1
);
812 void OPPROTO
op_eval_fbug(void)
815 T2
= FFLAG_SET(FSR_FCC1
);
818 void OPPROTO
op_eval_fbg(void)
821 T2
= !FFLAG_SET(FSR_FCC0
) & FFLAG_SET(FSR_FCC1
);
824 void OPPROTO
op_eval_fbu(void)
827 T2
= FFLAG_SET(FSR_FCC0
) & FFLAG_SET(FSR_FCC1
);
830 void OPPROTO
op_eval_fbe(void)
833 T2
= !FFLAG_SET(FSR_FCC0
) & !FFLAG_SET(FSR_FCC1
);
836 void OPPROTO
op_eval_fbue(void)
839 T2
= !(FFLAG_SET(FSR_FCC1
) ^ FFLAG_SET(FSR_FCC0
));
842 void OPPROTO
op_eval_fbge(void)
845 T2
= !FFLAG_SET(FSR_FCC0
);
848 void OPPROTO
op_eval_fbuge(void)
851 T2
= !(FFLAG_SET(FSR_FCC0
) & !FFLAG_SET(FSR_FCC1
));
854 void OPPROTO
op_eval_fble(void)
857 T2
= !FFLAG_SET(FSR_FCC1
);
860 void OPPROTO
op_eval_fbule(void)
863 T2
= !(!FFLAG_SET(FSR_FCC0
) & FFLAG_SET(FSR_FCC1
));
866 void OPPROTO
op_eval_fbo(void)
869 T2
= !(FFLAG_SET(FSR_FCC0
) & FFLAG_SET(FSR_FCC1
));
872 void OPPROTO
op_movl_T2_0(void)
877 void OPPROTO
op_movl_T2_1(void)
882 void OPPROTO
op_jmp_im(void)
887 void OPPROTO
op_movl_npc_im(void)
892 void OPPROTO
op_movl_npc_T0(void)
897 void OPPROTO
op_next_insn(void)
900 env
->npc
= env
->npc
+ 4;
903 void OPPROTO
op_branch(void)
905 env
->npc
= PARAM3
; /* XXX: optimize */
906 JUMP_TB(op_branch
, PARAM1
, 0, PARAM2
);
909 void OPPROTO
op_branch2(void)
912 env
->npc
= PARAM2
+ 4;
913 JUMP_TB(op_branch2
, PARAM1
, 0, PARAM2
);
915 env
->npc
= PARAM3
+ 4;
916 JUMP_TB(op_branch2
, PARAM1
, 1, PARAM3
);
921 void OPPROTO
op_branch_a(void)
924 env
->npc
= PARAM2
; /* XXX: optimize */
925 JUMP_TB(op_generic_branch_a
, PARAM1
, 0, PARAM3
);
927 env
->npc
= PARAM3
+ 8; /* XXX: optimize */
928 JUMP_TB(op_generic_branch_a
, PARAM1
, 1, PARAM3
+ 4);
933 void OPPROTO
op_generic_branch(void)
943 void OPPROTO
op_flush_T0(void)
948 void OPPROTO
op_fnegs(void)
953 void OPPROTO
op_fabss(void)
958 void OPPROTO
op_fsqrts(void)
963 void OPPROTO
op_fsqrtd(void)
968 void OPPROTO
op_fmuls(void)
973 void OPPROTO
op_fmuld(void)
978 void OPPROTO
op_fsmuld(void)
983 void OPPROTO
op_fadds(void)
988 void OPPROTO
op_faddd(void)
993 void OPPROTO
op_fsubs(void)
998 void OPPROTO
op_fsubd(void)
1003 void OPPROTO
op_fdivs(void)
1008 void OPPROTO
op_fdivd(void)
1013 void OPPROTO
op_fcmps(void)
1018 void OPPROTO
op_fcmpd(void)
1023 void OPPROTO
op_fitos(void)
1025 FT0
= (float) *((int32_t *)&FT1
);
1028 void OPPROTO
op_fdtos(void)
1033 void OPPROTO
op_fitod(void)
1035 DT0
= (double) *((int32_t *)&FT1
);
1038 void OPPROTO
op_fstod(void)
1043 void OPPROTO
op_fstoi(void)
1045 *((int32_t *)&FT0
) = (int32_t) FT1
;
1048 void OPPROTO
op_fdtoi(void)
1050 *((int32_t *)&FT0
) = (int32_t) DT1
;
1053 void OPPROTO
op_ld_asi()
1055 helper_ld_asi(PARAM1
, PARAM2
, PARAM3
);
1058 void OPPROTO
op_st_asi()
1060 helper_st_asi(PARAM1
, PARAM2
, PARAM3
);