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Add mov_ebx_imm32(0xbb) instruction

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tuz358
2018-03-04 22:22:05 +09:00
parent 44c3d3aa9c
commit cdf2d00777
2 changed files with 11 additions and 0 deletions
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1
include/instructions.h
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@@ -26,5 +26,6 @@ public:
void xor_rm32_r32(); // 0x31 void xor_rm32_r32(); // 0x31
void nop(); // 0x90 void nop(); // 0x90
void mov_ecx_imm32(); // 0xb9 void mov_ecx_imm32(); // 0xb9
void mov_ebx_imm32(); // 0xbb
void hlt(); // 0xf4 void hlt(); // 0xf4
}; };

10
instructions.cpp
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@@ -23,6 +23,7 @@ void Instructions::init_instructions(){
this->instructions[0x31] = &Instructions::xor_rm32_r32; this->instructions[0x31] = &Instructions::xor_rm32_r32;
this->instructions[0x90] = &Instructions::nop; this->instructions[0x90] = &Instructions::nop;
this->instructions[0xb9] = &Instructions::mov_ecx_imm32; this->instructions[0xb9] = &Instructions::mov_ecx_imm32;
this->instructions[0xbb] = &Instructions::mov_ebx_imm32;
this->instructions[0xf4] = &Instructions::hlt; this->instructions[0xf4] = &Instructions::hlt;
} }
@@ -105,6 +106,15 @@ void Instructions::mov_ecx_imm32(){
this->eip += 3; this->eip += 3;
} }
void Instructions::mov_ebx_imm32(){
printf("mov_ebx_imm32 called.\n");
this->eip++;
uint32_t imm32 = memory.read_uint32(this->eip);
this->registers[3] = imm32;
this->eip += 3;
}
void Instructions::hlt(){ void Instructions::hlt(){
printf("hlt called.\n"); printf("hlt called.\n");
this->eip = 0x00; this->eip = 0x00;