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#include "include/instructionhandler.hpp"
static bool cmpInstruction(uint8_t* bits, std::string mask)
{
for(int i = 0; i < 32; i++)
{
if(bits[i] != mask.at(i) && mask.at(i) != 'x')
return false;
}
return true;
}
std::tuple<std::string, std::string, InstructionType> InstructionHanlder::getTpl(Instruction* instr)
{
for(std::tuple<std::string, std::string, InstructionType> tpl : array)
{
if(cmpInstruction(instr->bits, std::get<0>(tpl)))
return tpl;
}
return {"", "NULL", InstructionType::NUL};
}
InstructionType InstructionHanlder::getInstruction(Instruction *instr)
{
return std::get<2>(getTpl(instr));
}
std::string InstructionHanlder::getInstructionString(Instruction *instr)
{
std::string res;
res.append(std::get<1>(getTpl(instr)));
return res;
}
std::tuple<std::string, std::string, InstructionType> InstructionHanlder::array[6] =
{
{ "10010001xxxxxxxxxxxxxxxxxxxxxxxx", "ADD", InstructionType::ADD },
{ "10001011xx0xxxxxxxxxxxxxxxxxxxxx", "ADD", InstructionType::ADD_SHIFTED_REG },
{ "10101010000xxxxx00000011111xxxxx", "MOV", InstructionType::MOV},
{ "110100101xxxxxxxxxxxxxxxxxxxxxxx", "MOV", InstructionType::MOVZ},
{ "1101011001011111000000xxxxx00000", "RET", InstructionType::RET},
{ "11010101000000110010000000011111", "NOP", InstructionType::NOP}
};
/* MAYBE MAKE SUBCLASSES oF INSTR TYPES, I THINK THERE ARE 4
*
*
* THAT WAY WE HAVE ACCESS TO REGS AND SHIT*/
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