Revision abb6ae2c
| b/tcg/x86_64/tcg-target.c | ||
|---|---|---|
| 363 | 363 |
} |
| 364 | 364 |
} |
| 365 | 365 |
|
| 366 |
static void tcg_out_goto(TCGContext *s, int call, uint8_t *target) |
|
| 367 |
{
|
|
| 368 |
int32_t disp; |
|
| 369 |
|
|
| 370 |
disp = target - s->code_ptr - 5; |
|
| 371 |
if (disp == (target - s->code_ptr - 5)) {
|
|
| 372 |
tcg_out8(s, call ? 0xe8 : 0xe9); |
|
| 373 |
tcg_out32(s, disp); |
|
| 374 |
} else {
|
|
| 375 |
tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R10, (tcg_target_long) target); |
|
| 376 |
tcg_out_modrm(s, 0xff, call ? 2 : 4, TCG_REG_R10); |
|
| 377 |
} |
|
| 378 |
} |
|
| 379 |
|
|
| 366 | 380 |
static inline void tcg_out_ld(TCGContext *s, TCGType type, int ret, |
| 367 | 381 |
int arg1, tcg_target_long arg2) |
| 368 | 382 |
{
|
| ... | ... | |
| 559 | 573 |
|
| 560 | 574 |
/* XXX: move that code at the end of the TB */ |
| 561 | 575 |
tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_RSI, mem_index); |
| 562 |
tcg_out8(s, 0xe8); |
|
| 563 |
tcg_out32(s, (tcg_target_long)qemu_ld_helpers[s_bits] - |
|
| 564 |
(tcg_target_long)s->code_ptr - 4); |
|
| 576 |
tcg_out_goto(s, 1, qemu_ld_helpers[s_bits]); |
|
| 565 | 577 |
|
| 566 | 578 |
switch(opc) {
|
| 567 | 579 |
case 0 | 4: |
| ... | ... | |
| 774 | 786 |
break; |
| 775 | 787 |
} |
| 776 | 788 |
tcg_out_movi(s, TCG_TYPE_I32, TCG_REG_RDX, mem_index); |
| 777 |
tcg_out8(s, 0xe8); |
|
| 778 |
tcg_out32(s, (tcg_target_long)qemu_st_helpers[s_bits] - |
|
| 779 |
(tcg_target_long)s->code_ptr - 4); |
|
| 789 |
tcg_out_goto(s, 1, qemu_st_helpers[s_bits]); |
|
| 780 | 790 |
|
| 781 | 791 |
/* jmp label2 */ |
| 782 | 792 |
tcg_out8(s, 0xeb); |
| ... | ... | |
| 865 | 875 |
switch(opc) {
|
| 866 | 876 |
case INDEX_op_exit_tb: |
| 867 | 877 |
tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_RAX, args[0]); |
| 868 |
tcg_out8(s, 0xe9); /* jmp tb_ret_addr */ |
|
| 869 |
tcg_out32(s, tb_ret_addr - s->code_ptr - 4); |
|
| 878 |
tcg_out_goto(s, 0, tb_ret_addr); |
|
| 870 | 879 |
break; |
| 871 | 880 |
case INDEX_op_goto_tb: |
| 872 | 881 |
if (s->tb_jmp_offset) {
|
| ... | ... | |
| 885 | 894 |
break; |
| 886 | 895 |
case INDEX_op_call: |
| 887 | 896 |
if (const_args[0]) {
|
| 888 |
tcg_out8(s, 0xe8); |
|
| 889 |
tcg_out32(s, args[0] - (tcg_target_long)s->code_ptr - 4); |
|
| 897 |
tcg_out_goto(s, 1, (void *) args[0]); |
|
| 890 | 898 |
} else {
|
| 891 | 899 |
tcg_out_modrm(s, 0xff, 2, args[0]); |
| 892 | 900 |
} |
| 893 | 901 |
break; |
| 894 | 902 |
case INDEX_op_jmp: |
| 895 | 903 |
if (const_args[0]) {
|
| 896 |
tcg_out8(s, 0xe9); |
|
| 897 |
tcg_out32(s, args[0] - (tcg_target_long)s->code_ptr - 4); |
|
| 904 |
tcg_out_goto(s, 0, (void *) args[0]); |
|
| 898 | 905 |
} else {
|
| 899 | 906 |
tcg_out_modrm(s, 0xff, 4, args[0]); |
| 900 | 907 |
} |
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