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Merge pull request #29 from kraln/invalid_opcodes_as_nop

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Change Invalid OPcodes to a print statement + NOP
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Andrea Orru 2017-01-05 23:32:52 +01:00 committed by GitHub
commit 5151a69b01
1 changed files with 7 additions and 1 deletions
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8
src/cpu.cpp
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@ -1,5 +1,6 @@
#include <cstdlib>
#include <cstring>
#include <iostream>
#include "apu.hpp"
#include "cartridge.hpp"
#include "joypad.hpp"
@ -229,7 +230,12 @@ void exec()
case 0xF1: return SBC<izy>() ; case 0xF5: return SBC<zpx>() ;
case 0xF6: return INC<zpx>() ; case 0xF8: return flag<D,1>() ;
case 0xF9: return SBC<aby>() ; case 0xFD: return SBC<abx>() ;
case 0xFE: return INC<_abx>() ; default: return exit(1) ;
case 0xFE: return INC<_abx>() ;
default:
{
std::cout << "Invalid OPcode! PC: " << PC << " OPcode: 0x" << std::hex << (int)rd(PC-1) << "\n";
return NOP();
}
}
}