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tuz358
2018-03-16 15:06:51 +09:00
parent 9210d82fec
commit 8553a6905b
1 changed files with 15 additions and 29 deletions
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44
instructions.cpp
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@@ -249,20 +249,13 @@ void Instructions::template_r32_rm32(int calc_type){
void Instructions::calc_r32_rm32(uint32_t *dst, uint32_t *src, int calc_type){ void Instructions::calc_r32_rm32(uint32_t *dst, uint32_t *src, int calc_type){
switch (calc_type) { switch (calc_type) {
case ADD: case ADD: *dst += *src; break;
*dst += *src; break; case OR: *dst |= *src; break;
case OR: case ADC: *dst += *src + get_flag(CF); break;
*dst |= *src; break; case SBB: *dst -= *src + get_flag(CF); break;
case ADC: case AND: *dst &= *src; break;
*dst += *src + get_flag(CF); break; case SUB: *dst -= *src; break;
case SBB: case XOR: *dst ^= *src; break;
*dst -= *src + get_flag(CF); break;
case AND:
*dst &= *src; break;
case SUB:
*dst -= *src; break;
case XOR:
*dst ^= *src; break;
case CMP: case CMP:
// TODO: implement // TODO: implement
break; break;
@@ -276,20 +269,13 @@ void Instructions::template_eax_imm32(int calc_type){
imm32 = swap_endian32(imm32); imm32 = swap_endian32(imm32);
switch (calc_type) { switch (calc_type) {
case ADD: case ADD: this->registers[0] += imm32; break;
this->registers[0] += imm32; break; case OR: this->registers[0] |= imm32; break;
case OR: case ADC: this->registers[0] += imm32 + get_flag(CF); break;
this->registers[0] |= imm32; break; case SBB: this->registers[0] -= imm32 + get_flag(CF); break;
case ADC: case AND: this->registers[0] &= imm32; break;
this->registers[0] += imm32 + get_flag(CF); break; case SUB: this->registers[0] -= imm32; break;
case SBB: case XOR: this->registers[0] ^= imm32; break;
this->registers[0] -= imm32 + get_flag(CF); break;
case AND:
this->registers[0] &= imm32; break;
case SUB:
this->registers[0] -= imm32; break;
case XOR:
this->registers[0] ^= imm32; break;
case CMP: case CMP:
// TODO: implement // TODO: implement
break; break;
@@ -798,7 +784,7 @@ void Instructions::mov_edi_imm32(){
this->registers[7] = imm32; this->registers[7] = imm32;
this->eip += 4; this->eip += 4;
} }
j
void Instructions::ret(){ void Instructions::ret(){
//printf("ret called.\n"); //printf("ret called.\n");
this->eip = memory.read_uint32(this->registers[4]); this->eip = memory.read_uint32(this->registers[4]);