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Added recompiled versions of FFREE, FLD, FST, FSTP and FXCH.

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This commit is contained in:
SarahW 2018-10-21 16:22:20 +01:00
commit bce9ad4f3d
12 changed files with 364 additions and 27 deletions
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28
src/codegen_backend_x86_ops.c
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@ -571,6 +571,21 @@ void host_x86_MOV32_BASE_INDEX_REG(codeblock_t *block, int base_reg, int idx_reg
codegen_addbyte3(block, 0x89, 0x04 | (src_reg << 3), base_reg | (idx_reg << 3)); /*MOV L[base_reg + idx_reg], src_reg*/
}
void host_x86_MOV8_REG_ABS(codeblock_t *block, int dst_reg, void *p)
{
int offset = (uintptr_t)p - (((uintptr_t)&cpu_state) + 128);
if (offset >= -128 && offset < 127)
{
codegen_addbyte3(block, 0x8a, 0x45 | (dst_reg << 3), offset); /*MOV offset[EBP], src_reg*/
}
else
{
codegen_addbyte(block, 0x8a); /*MOV [p], src_reg*/
codegen_addbyte(block, 0x05 | (dst_reg << 3));
codegen_addlong(block, (uint32_t)p);
}
}
void host_x86_MOV16_REG_ABS(codeblock_t *block, int dst_reg, void *p)
{
int offset = (uintptr_t)p - (((uintptr_t)&cpu_state) + 128);
@ -607,6 +622,19 @@ void host_x86_MOV32_REG_ABS_INDEX_SHIFT(codeblock_t *block, int dst_reg, void *p
codegen_addlong(block, (uint32_t)p);
}
void host_x86_MOV8_REG_ABS_REG_REG_SHIFT(codeblock_t *block, int dst_reg, uint32_t addr, int base_reg, int idx_reg, int shift)
{
if (addr < 0x80 || addr >= 0xffffff80)
{
codegen_addbyte4(block, 0x8a, 0x44 | (dst_reg << 3), base_reg | (idx_reg << 3) | (shift << 6), addr & 0xff); /*MOV addr[base_reg + idx_reg << shift], src_reg*/
}
else
{
codegen_addbyte3(block, 0x8a, 0x84 | (dst_reg << 3), base_reg | (idx_reg << 3) | (shift << 6)); /*MOV addr[base_reg + idx_reg << shift], src_reg*/
codegen_addlong(block, addr);
}
}
void host_x86_MOV32_REG_BASE_INDEX(codeblock_t *block, int dst_reg, int base_reg, int idx_reg)
{
codegen_addbyte3(block, 0x8b, 0x04 | (dst_reg << 3), base_reg | (idx_reg << 3)); /*MOV dst_reg, L[base_reg + idx_reg]*/