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Add and_rm32_imm(0x81,0x83) instruction

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This commit is contained in:
tuz358
2018-03-17 20:59:57 +09:00
parent 7ff08d268c
commit b2838393aa
2 changed files with 21 additions and 2 deletions
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22
instructions.cpp
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@@ -484,7 +484,7 @@ void Instructions::opcode_81(){
sbb_rm32_imm(IMM32);
break;
case 4:
// TODO: and_rm32_imm32();
and_rm32_imm(IMM32);
break;
case 5:
// TODO: sub_rm32_imm32();
@@ -520,7 +520,7 @@ void Instructions::opcode_83(){
sbb_rm32_imm(IMM8);
break;
case 4:
// TODO: and_rm32_imm8();
and_rm32_imm(IMM8);
break;
case 5:
// TODO: sub_rm32_imm8();
@@ -856,6 +856,24 @@ void Instructions::sbb_rm32_imm(int imm_flag){
this->eip++;
}
void Instructions::and_rm32_imm(int imm_flag){
//printf("and_rm32_imm called.\n");
this->eip++;
if(imm_flag == IMM8){
uint8_t imm8 = memory.read_uint8(this->eip);
this->registers[this->M] &= imm8;
} else if(imm_flag == IMM32){
uint32_t imm32 = memory.read_uint32(this->eip);
imm32 = swap_endian32(imm32);
this->registers[this->M] &= imm32;
} else {
}
this->eip++;
}
void Instructions::cmp_rm32_imm8(){
//printf("cmp_rm32_imm8 called.\n");