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Debugger: GB - Added effective address for (hl)/(bc)/(de) op codes

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This commit is contained in:
Sour 2020-07-03 15:45:07 -04:00
parent 6da1295696
commit b17fdc49c6
3 changed files with 50 additions and 4 deletions
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7
Core/Disassembler.cpp
View file

@ -11,6 +11,7 @@
#include "BsxCart.h"
#include "BsxMemoryPack.h"
#include "Gameboy.h"
#include "GbCpu.h"
#include "Debugger.h"
#include "MemoryManager.h"
#include "LabelManager.h"
@ -638,7 +639,8 @@ bool Disassembler::GetLineData(CpuType type, uint32_t lineIndex, CodeLineData &d
data.ValueSize = 0;
break;
case CpuType::Gameboy:
case CpuType::Gameboy: {
GbCpuState state = _gameboy->GetCpu()->GetState();
if(!disInfo.IsInitialized()) {
disInfo = DisassemblyInfo(src.Data + result.Address.Address, 0, CpuType::Gameboy);
} else {
@ -646,9 +648,10 @@ bool Disassembler::GetLineData(CpuType type, uint32_t lineIndex, CodeLineData &d
}
data.OpSize = disInfo.GetOpSize();
data.EffectiveAddress = -1;
data.EffectiveAddress = disInfo.GetEffectiveAddress(_console, &state, lineCpuType);
data.ValueSize = 0;
break;
}
}
string text;

3
Core/DisassemblyInfo.cpp
View file

@ -93,8 +93,9 @@ int32_t DisassemblyInfo::GetEffectiveAddress(Console *console, void *cpuState, C
case CpuType::Cx4:
case CpuType::NecDsp:
case CpuType::Gameboy:
return -1;
case CpuType::Gameboy: return GameboyDisUtils::GetEffectiveAddress(*this, console, *(GbCpuState*)cpuState);
}
return -1;
}

44
Core/GameboyDisUtils.cpp
View file

@ -64,6 +64,35 @@ constexpr const uint8_t _opSize[256] = {
2,1,1,1,1,1,2,1,2,1,3,1,1,1,2,1,
};
static enum class AddrType : uint8_t
{
None,
BC,
DE,
HL,
C,
Suff
};
static constexpr const AddrType _gbEffAddrType[256] = {
AddrType::None,AddrType::None,AddrType::BC, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::BC, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,
AddrType::None,AddrType::None,AddrType::DE, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::DE, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,
AddrType::None,AddrType::None,AddrType::HL, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,
AddrType::None,AddrType::None,AddrType::HL, AddrType::None,AddrType::HL, AddrType::HL, AddrType::HL, AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,
AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,
AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,
AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,
AddrType::HL, AddrType::HL, AddrType::HL, AddrType::HL, AddrType::HL, AddrType::HL, AddrType::None,AddrType::HL, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,
AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,
AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,
AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,
AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::HL, AddrType::None,
AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::Suff,AddrType::None,AddrType::None,AddrType::None,AddrType::None,
AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,
AddrType::None,AddrType::None,AddrType::C,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,
AddrType::None,AddrType::None,AddrType::C,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None,AddrType::None
};
void GameboyDisUtils::GetDisassembly(DisassemblyInfo& info, string& out, uint32_t memoryAddr, LabelManager* labelManager, EmuSettings* settings)
{
FastString str(settings->CheckDebuggerFlag(DebuggerFlags::UseLowerCaseDisassembly));
@ -109,7 +138,20 @@ void GameboyDisUtils::GetDisassembly(DisassemblyInfo& info, string& out, uint32_
int32_t GameboyDisUtils::GetEffectiveAddress(DisassemblyInfo& info, Console* console, GbCpuState& state)
{
return -1;
switch(_gbEffAddrType[info.GetOpCode()]) {
default:
case AddrType::None: return -1;
case AddrType::BC: return (state.B << 8) | state.C;
case AddrType::DE: return (state.D << 8) | state.E;
case AddrType::HL: return (state.H << 8) | state.L;
case AddrType::C: return 0xFF00 + state.C;
case AddrType::Suff:
if((info.GetByteCode()[1] & 0x07) == 0x06) {
return (state.H << 8) | state.L;
}
return -1;
}
}
uint8_t GameboyDisUtils::GetOpSize(uint8_t opCode)