diff options
| author | alekseiplusplus <alekseijeaves@protonmail.com> | 2023-11-30 19:19:22 +1100 |
|---|---|---|
| committer | alekseiplusplus <alekseijeaves@protonmail.com> | 2023-11-30 19:19:22 +1100 |
| commit | 40447eccd6db43d636ccc518ae7792b7b43834b5 (patch) | |
| tree | 09471aa08737e6555dd060179b6a33944e931f51 /src/cpu/table.c | |
| parent | 7a3307ad3785a6cd72c820ea6b44086817a20e81 (diff) | |
fixed BIT and branch instructions
Diffstat (limited to 'src/cpu/table.c')
| -rw-r--r-- | src/cpu/table.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/cpu/table.c b/src/cpu/table.c index 9597657..27ec8f2 100644 --- a/src/cpu/table.c +++ b/src/cpu/table.c @@ -26,10 +26,10 @@ void CallInstructionTable(int i, address val){ Addressing* r = (InstructionTable + ((sizeof(uintptr_t)*256) + (sizeof(Addressing) * i))); // Set val - if (fAddressGetLength(*r) > 0) - val += GetMemory(PC+1); - if (fAddressGetLength(*r) > 1) - val += GetMemory(PC+2) << 8; + if (fAddressGetLength(*r) >= 2) + val += (address)GetMemory(PC+1); + if (fAddressGetLength(*r) == 3) + val += (address)GetMemory(PC+2) << 8; // Set idata idata = fAddress(*r, val); @@ -193,8 +193,8 @@ void InitInstructionTable(){ SetInstructionTable(0xC4, (uintptr_t)&fCPY, eZeroPage); SetInstructionTable(0xCC, (uintptr_t)&fCPY, eAbsolute); //BIT(Addressing, address); - SetInstructionTable(0x4C, (uintptr_t)&fBIT, eZeroPage); - SetInstructionTable(0x6C, (uintptr_t)&fBIT, eAbsolute); + SetInstructionTable(0x24, (uintptr_t)&fBIT, eZeroPage); + SetInstructionTable(0x2C, (uintptr_t)&fBIT, eAbsolute); // Shift and Rotate Instructions //ASL(Addressing, address); |