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Added recompiled versions of mem->reg, reg->mem and imm->mem versions of ADD, AND, CMP, OR, SUB and XOR.

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This commit is contained in:
SarahW 2018-07-27 22:24:34 +01:00
commit e64271f5bb
18 changed files with 1554 additions and 542 deletions
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36
src/codegen_backend_x86_ops.c
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@ -164,21 +164,21 @@ void host_x86_ADD32_REG_IMM(codeblock_t *block, int dst_reg, int src_reg, uint32
void host_x86_ADD8_REG_REG(codeblock_t *block, int dst_reg, int src_reg_a, int src_reg_b)
{
if (dst_reg != src_reg_a)
fatal("host_x86_ADD8_REG_IMM - dst_reg != src_reg_a\n");
fatal("host_x86_ADD8_REG_REG - dst_reg != src_reg_a\n");
codegen_addbyte2(block, 0x00, 0xc0 | dst_reg | (src_reg_b << 3)); /*ADD dst_reg, src_reg_b*/
}
void host_x86_ADD16_REG_REG(codeblock_t *block, int dst_reg, int src_reg_a, int src_reg_b)
{
if (dst_reg != src_reg_a)
fatal("host_x86_ADD16_REG_IMM - dst_reg != src_reg_a\n");
fatal("host_x86_ADD16_REG_REG - dst_reg != src_reg_a\n");
codegen_addbyte3(block, 0x66, 0x01, 0xc0 | dst_reg | (src_reg_b << 3)); /*ADD dst_reg, src_reg_b*/
}
void host_x86_ADD32_REG_REG(codeblock_t *block, int dst_reg, int src_reg_a, int src_reg_b)
{
if (dst_reg != src_reg_a)
fatal("host_x86_ADD32_REG_IMM - dst_reg != src_reg_a\n");
fatal("host_x86_ADD32_REG_REG - dst_reg != src_reg_a\n");
codegen_addbyte2(block, 0x01, 0xc0 | dst_reg | (src_reg_b << 3)); /*ADD dst_reg, src_reg_b*/
}
@ -420,6 +420,36 @@ void host_x86_MOV32_REG_BASE_INDEX(codeblock_t *block, int dst_reg, int base_reg
codegen_addbyte3(block, 0x8b, 0x04 | (dst_reg << 3), base_reg | (idx_reg << 3)); /*MOV dst_reg, L[base_reg + idx_reg]*/
}
void host_x86_MOV32_REG_BASE_OFFSET(codeblock_t *block, int dst_reg, int base_reg, int offset)
{
if (offset >= -128 && offset < 127)
{
if (base_reg == REG_ESP)
{
codegen_addbyte4(block, 0x8b, 0x40 | base_reg | (dst_reg << 3), 0x24, offset);
}
else
codegen_addbyte3(block, 0x8b, 0x40 | base_reg | (dst_reg << 3), offset);
}
else
fatal("MOV32_REG_BASE_OFFSET - offset %i\n", offset);
}
void host_x86_MOV32_BASE_OFFSET_REG(codeblock_t *block, int base_reg, int offset, int src_reg)
{
if (offset >= -128 && offset < 127)
{
if (base_reg == REG_ESP)
{
codegen_addbyte4(block, 0x89, 0x40 | base_reg | (src_reg << 3), 0x24, offset);
}
else
codegen_addbyte3(block, 0x89, 0x40 | base_reg | (src_reg << 3), offset);
}
else
fatal("MOV32_BASE_OFFSET_REG - offset %i\n", offset);
}
void host_x86_MOV8_REG_IMM(codeblock_t *block, int dst_reg, uint8_t imm_data)
{
codegen_addbyte2(block, 0xb0 + dst_reg, imm_data); /*MOV reg, imm_data*/