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Add adc_rm32_imm(0x81,0x83) instruction

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tuz358
2018-03-16 13:01:13 +09:00
parent a2df2c4834
commit 39decbb5aa
2 changed files with 21 additions and 2 deletions
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1
include/instructions.h
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@@ -117,5 +117,6 @@ public:
// called by opcode_81 and opcode_83 // called by opcode_81 and opcode_83
void add_rm32_imm(int imm_flag); void add_rm32_imm(int imm_flag);
void or_rm32_imm(int imm_flag); void or_rm32_imm(int imm_flag);
void adc_rm32_imm(int imm_flag);
void cmp_rm32_imm8(); void cmp_rm32_imm8();
}; };

22
instructions.cpp
View File

@@ -1172,7 +1172,7 @@ void Instructions::opcode_81(){
or_rm32_imm(IMM32); or_rm32_imm(IMM32);
break; break;
case 2: case 2:
// TODO: adc_rm32_imm32(); adc_rm32_imm(IMM32);
break; break;
case 3: case 3:
// TODO: sbb_rm32_imm32(); // TODO: sbb_rm32_imm32();
@@ -1208,7 +1208,7 @@ void Instructions::opcode_83(){
or_rm32_imm(IMM8); or_rm32_imm(IMM8);
break; break;
case 2: case 2:
// TODO: adc_rm32_imm8(); adc_rm32_imm(IMM8);
break; break;
case 3: case 3:
// TODO: sbb_rm32_imm8(); // TODO: sbb_rm32_imm8();
@@ -1514,6 +1514,24 @@ void Instructions::or_rm32_imm(int imm_flag){
this->eip++; this->eip++;
} }
void Instructions::adc_rm32_imm(int imm_flag){
//printf("adc_rm32_imm called.\n");
this->eip++;
if(imm_flag == IMM8){
uint8_t imm8 = memory.read_uint8(this->eip);
this->registers[this->M] += imm8 + get_flag(CF);
} else if(imm_flag == IMM32){
uint32_t imm32 = memory.read_uint32(this->eip);
imm32 = swap_endian32(imm32);
this->registers[this->M] += imm32 + get_flag(CF);
} else {
}
this->eip++;
}
void Instructions::cmp_rm32_imm8(){ void Instructions::cmp_rm32_imm8(){
//printf("cmp_rm32_imm8 called.\n"); //printf("cmp_rm32_imm8 called.\n");