Revision 6858614e
| b/tcg/i386/tcg-target.c | ||
|---|---|---|
| 178 | 178 |
#define OPC_MOVSWL (0xbf | P_EXT) |
| 179 | 179 |
#define OPC_MOVZBL (0xb6 | P_EXT) |
| 180 | 180 |
#define OPC_MOVZWL (0xb7 | P_EXT) |
| 181 |
#define OPC_POP_r32 (0x58) |
|
| 182 |
#define OPC_PUSH_r32 (0x50) |
|
| 183 |
#define OPC_PUSH_Iv (0x68) |
|
| 184 |
#define OPC_PUSH_Ib (0x6a) |
|
| 181 | 185 |
#define OPC_SHIFT_1 (0xd1) |
| 182 | 186 |
#define OPC_SHIFT_Ib (0xc1) |
| 183 | 187 |
#define OPC_SHIFT_cl (0xd3) |
| ... | ... | |
| 306 | 310 |
} |
| 307 | 311 |
} |
| 308 | 312 |
|
| 313 |
static inline void tcg_out_pushi(TCGContext *s, tcg_target_long val) |
|
| 314 |
{
|
|
| 315 |
if (val == (int8_t)val) {
|
|
| 316 |
tcg_out_opc(s, OPC_PUSH_Ib); |
|
| 317 |
tcg_out8(s, val); |
|
| 318 |
} else {
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|
| 319 |
tcg_out_opc(s, OPC_PUSH_Iv); |
|
| 320 |
tcg_out32(s, val); |
|
| 321 |
} |
|
| 322 |
} |
|
| 323 |
|
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| 324 |
static inline void tcg_out_push(TCGContext *s, int reg) |
|
| 325 |
{
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| 326 |
tcg_out_opc(s, OPC_PUSH_r32 + reg); |
|
| 327 |
} |
|
| 328 |
|
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| 329 |
static inline void tcg_out_pop(TCGContext *s, int reg) |
|
| 330 |
{
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|
| 331 |
tcg_out_opc(s, OPC_POP_r32 + reg); |
|
| 332 |
} |
|
| 333 |
|
|
| 309 | 334 |
static inline void tcg_out_ld(TCGContext *s, TCGType type, int ret, |
| 310 | 335 |
int arg1, tcg_target_long arg2) |
| 311 | 336 |
{
|
| ... | ... | |
| 891 | 916 |
if (opc == 3) {
|
| 892 | 917 |
tcg_out_mov(s, TCG_REG_EDX, data_reg); |
| 893 | 918 |
tcg_out_mov(s, TCG_REG_ECX, data_reg2); |
| 894 |
tcg_out8(s, 0x6a); /* push Ib */ |
|
| 895 |
tcg_out8(s, mem_index); |
|
| 919 |
tcg_out_pushi(s, mem_index); |
|
| 896 | 920 |
tcg_out8(s, 0xe8); |
| 897 | 921 |
tcg_out32(s, (tcg_target_long)qemu_st_helpers[s_bits] - |
| 898 | 922 |
(tcg_target_long)s->code_ptr - 4); |
| ... | ... | |
| 917 | 941 |
#else |
| 918 | 942 |
if (opc == 3) {
|
| 919 | 943 |
tcg_out_mov(s, TCG_REG_EDX, addr_reg2); |
| 920 |
tcg_out8(s, 0x6a); /* push Ib */ |
|
| 921 |
tcg_out8(s, mem_index); |
|
| 922 |
tcg_out_opc(s, 0x50 + data_reg2); /* push */ |
|
| 923 |
tcg_out_opc(s, 0x50 + data_reg); /* push */ |
|
| 944 |
tcg_out_pushi(s, mem_index); |
|
| 945 |
tcg_out_push(s, data_reg2); |
|
| 946 |
tcg_out_push(s, data_reg); |
|
| 924 | 947 |
tcg_out8(s, 0xe8); |
| 925 | 948 |
tcg_out32(s, (tcg_target_long)qemu_st_helpers[s_bits] - |
| 926 | 949 |
(tcg_target_long)s->code_ptr - 4); |
| ... | ... | |
| 938 | 961 |
tcg_out_mov(s, TCG_REG_ECX, data_reg); |
| 939 | 962 |
break; |
| 940 | 963 |
} |
| 941 |
tcg_out8(s, 0x6a); /* push Ib */ |
|
| 942 |
tcg_out8(s, mem_index); |
|
| 964 |
tcg_out_pushi(s, mem_index); |
|
| 943 | 965 |
tcg_out8(s, 0xe8); |
| 944 | 966 |
tcg_out32(s, (tcg_target_long)qemu_st_helpers[s_bits] - |
| 945 | 967 |
(tcg_target_long)s->code_ptr - 4); |
| ... | ... | |
| 1352 | 1374 |
TCG_REG_EDI, |
| 1353 | 1375 |
}; |
| 1354 | 1376 |
|
| 1355 |
static inline void tcg_out_push(TCGContext *s, int reg) |
|
| 1356 |
{
|
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| 1357 |
tcg_out_opc(s, 0x50 + reg); |
|
| 1358 |
} |
|
| 1359 |
|
|
| 1360 |
static inline void tcg_out_pop(TCGContext *s, int reg) |
|
| 1361 |
{
|
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| 1362 |
tcg_out_opc(s, 0x58 + reg); |
|
| 1363 |
} |
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| 1364 |
|
|
| 1365 | 1377 |
/* Generate global QEMU prologue and epilogue code */ |
| 1366 | 1378 |
void tcg_target_qemu_prologue(TCGContext *s) |
| 1367 | 1379 |
{
|
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