mirror of
https://github.com/tuz358/cpu-emulator.git
synced 2025-12-18 21:14:35 +03:00
Add pop_e**(0x58~0x5f) instruction
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@@ -46,6 +46,14 @@ void Instructions::init_instructions(){
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this->instructions[0x55] = &Instructions::push_ebp;
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this->instructions[0x56] = &Instructions::push_esi;
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this->instructions[0x57] = &Instructions::push_edi;
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this->instructions[0x58] = &Instructions::pop_eax;
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this->instructions[0x59] = &Instructions::pop_ecx;
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this->instructions[0x5a] = &Instructions::pop_edx;
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this->instructions[0x5b] = &Instructions::pop_ebx;
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this->instructions[0x5c] = &Instructions::pop_esp;
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this->instructions[0x5d] = &Instructions::pop_ebp;
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this->instructions[0x5e] = &Instructions::pop_esi;
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this->instructions[0x5f] = &Instructions::pop_edi;
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this->instructions[0x75] = &Instructions::jne_imm8;
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this->instructions[0x83] = &Instructions::opcode_83;
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this->instructions[0x89] = &Instructions::mov_rm32_r32;
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@@ -256,6 +264,11 @@ void Instructions::dec_esi(){
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this->registers[6]--;
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}
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void Instructions::dec_edi(){
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//printf("dec_edi called.\n");
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this->registers[7]--;
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}
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void Instructions::push_eax(){
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//printf("push_eax called.\n");
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this->registers[4] -= 4;
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@@ -304,9 +317,60 @@ void Instructions::push_edi(){
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memory.write_uint32(this->registers[4], this->registers[7]);
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}
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void Instructions::dec_edi(){
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//printf("dec_edi called.\n");
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this->registers[7]--;
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void Instructions::pop_eax(){
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//printf("pop_eax called.\n");
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this->registers[0] = memory.read_uint32(this->registers[4]);
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this->registers[0] = swap_endian32(this->registers[0]);
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this->registers[4] += 4;
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}
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void Instructions::pop_ecx(){
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//printf("pop_ecx called.\n");
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this->registers[1] = memory.read_uint32(this->registers[4]);
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this->registers[1] = swap_endian32(this->registers[1]);
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this->registers[4] += 4;
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}
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void Instructions::pop_edx(){
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//printf("pop_edx called.\n");
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this->registers[2] = memory.read_uint32(this->registers[4]);
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this->registers[2] = swap_endian32(this->registers[2]);
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this->registers[4] += 4;
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}
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void Instructions::pop_ebx(){
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//printf("pop_ebx called.\n");
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this->registers[3] = memory.read_uint32(this->registers[4]);
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this->registers[3] = swap_endian32(this->registers[3]);
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this->registers[4] += 4;
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}
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void Instructions::pop_esp(){
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//printf("pop_esp called.\n");
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this->registers[4] = memory.read_uint32(this->registers[4]);
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this->registers[4] = swap_endian32(this->registers[4]);
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this->registers[4] += 4;
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}
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void Instructions::pop_ebp(){
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//printf("pop_ebp called.\n");
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this->registers[5] = memory.read_uint32(this->registers[4]);
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this->registers[5] = swap_endian32(this->registers[5]);
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this->registers[4] += 4;
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}
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void Instructions::pop_esi(){
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//printf("pop_esi called.\n");
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this->registers[6] = memory.read_uint32(this->registers[4]);
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this->registers[6] = swap_endian32(this->registers[6]);
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this->registers[4] += 4;
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}
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void Instructions::pop_edi(){
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//printf("pop_esi called.\n");
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this->registers[7] = memory.read_uint32(this->registers[4]);
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this->registers[7] = swap_endian32(this->registers[7]);
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this->registers[4] += 4;
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}
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void Instructions::jne_imm8(){
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