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Added recompiled versions of LEA, MOV seg, MOVZX, NEG, NOP, NOT, PUSH imm, TEST and XCHG.

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This commit is contained in:
SarahW 2018-08-08 22:14:22 +01:00
commit 9bba93e0be
19 changed files with 938 additions and 29 deletions
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50
src/codegen_ops_stack.c
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@ -64,6 +64,56 @@ uint32_t ropPOP_r32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t
return op_pc;
}
uint32_t ropPUSH_imm_16(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uint16_t imm = fastreadw(cs + op_pc);
int sp_reg;
uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
sp_reg = LOAD_SP_WITH_OFFSET(ir, -2);
uop_MEM_STORE_IMM_16(ir, IREG_SS_base, sp_reg, imm);
SUB_SP(ir, 2);
return op_pc + 2;
}
uint32_t ropPUSH_imm_32(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uint32_t imm = fastreadl(cs + op_pc);
int sp_reg;
uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
sp_reg = LOAD_SP_WITH_OFFSET(ir, -4);
uop_MEM_STORE_IMM_32(ir, IREG_SS_base, sp_reg, imm);
SUB_SP(ir, 4);
return op_pc + 4;
}
uint32_t ropPUSH_imm_16_8(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uint16_t imm = (int16_t)(int8_t)fastreadb(cs + op_pc);
int sp_reg;
uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
sp_reg = LOAD_SP_WITH_OFFSET(ir, -2);
uop_MEM_STORE_IMM_16(ir, IREG_SS_base, sp_reg, imm);
SUB_SP(ir, 2);
return op_pc + 1;
}
uint32_t ropPUSH_imm_32_8(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uint32_t imm = (int32_t)(int8_t)fastreadb(cs + op_pc);
int sp_reg;
uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);
sp_reg = LOAD_SP_WITH_OFFSET(ir, -4);
uop_MEM_STORE_IMM_32(ir, IREG_SS_base, sp_reg, imm);
SUB_SP(ir, 4);
return op_pc + 1;
}
uint32_t ropPOP_W(codeblock_t *block, ir_data_t *ir, uint8_t opcode, uint32_t fetchdat, uint32_t op_32, uint32_t op_pc)
{
uop_MOV_IMM(ir, IREG_oldpc, cpu_state.oldpc);