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Added recompiled versions of JMP, CALL, RET, PUSH and POP.

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This commit is contained in:
SarahW 2018-08-05 16:24:15 +01:00
commit f1df9be8f6
33 changed files with 1062 additions and 102 deletions
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20
src/codegen_reg.c
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@ -64,6 +64,13 @@ struct
[IREG_GS_base] = {REG_DWORD, &cpu_state.seg_gs.base},
[IREG_SS_base] = {REG_DWORD, &cpu_state.seg_ss.base},
[IREG_CS_seg] = {REG_WORD, &cpu_state.seg_cs.seg},
[IREG_DS_seg] = {REG_WORD, &cpu_state.seg_ds.seg},
[IREG_ES_seg] = {REG_WORD, &cpu_state.seg_es.seg},
[IREG_FS_seg] = {REG_WORD, &cpu_state.seg_fs.seg},
[IREG_GS_seg] = {REG_WORD, &cpu_state.seg_gs.seg},
[IREG_SS_seg] = {REG_WORD, &cpu_state.seg_ss.seg},
/*Temporary registers are stored on the stack, and are not guaranteed to
be preserved across uOPs. They will not be written back if they will
not be read again.*/
@ -98,6 +105,13 @@ static void codegen_reg_load(codeblock_t *block, int c, ir_reg_t ir_reg)
{
switch (ireg_data[IREG_GET_REG(ir_reg.reg)].native_size)
{
case REG_WORD:
if ((uintptr_t)ireg_data[IREG_GET_REG(ir_reg.reg)].p < 256)
codegen_direct_read_16_stack(block, codegen_host_reg_list[c], (int)ireg_data[IREG_GET_REG(ir_reg.reg)].p);
else
codegen_direct_read_16(block, codegen_host_reg_list[c], ireg_data[IREG_GET_REG(ir_reg.reg)].p);
break;
case REG_DWORD:
if ((uintptr_t)ireg_data[IREG_GET_REG(ir_reg.reg)].p < 256)
codegen_direct_read_32_stack(block, codegen_host_reg_list[c], (int)ireg_data[IREG_GET_REG(ir_reg.reg)].p);
@ -126,6 +140,12 @@ static void codegen_reg_writeback(codeblock_t *block, int c, int invalidate)
codegen_direct_write_8(block, p, codegen_host_reg_list[c]);
break;
case REG_WORD:
if ((uintptr_t)p < 256)
fatal("codegen_reg_writeback - REG_WORD %p\n", p);
codegen_direct_write_16(block, p, codegen_host_reg_list[c]);
break;
case REG_DWORD:
if ((uintptr_t)p < 256)
codegen_direct_write_32_stack(block, (int)p, codegen_host_reg_list[c]);