Mesen2/Core/Debugger/ExpressionEvaluator.Nes.cpp

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2.9 KiB
C++

#include "pch.h"
#include "Debugger/ExpressionEvaluator.h"
#include "NES/NesTypes.h"
#include "NES/Debugger/NesDebugger.h"
unordered_map<string, int64_t>& ExpressionEvaluator::GetNesTokens()
{
static unordered_map<string, int64_t> supportedTokens = {
{ "a", EvalValues::RegA },
{ "x", EvalValues::RegX },
{ "y", EvalValues::RegY },
{ "ps", EvalValues::RegPS },
{ "sp", EvalValues::RegSP },
{ "pc", EvalValues::RegPC },
{ "irq", EvalValues::Irq },
{ "nmi", EvalValues::Nmi },
{ "frame", EvalValues::PpuFrameCount },
{ "cycle", EvalValues::PpuCycle },
{ "scanline", EvalValues::PpuScanline },
{ "v", EvalValues::PpuVramAddress },
{ "t", EvalValues::PpuTmpVramAddress },
{ "sprite0hit", EvalValues::Sprite0Hit },
{ "verticalblank", EvalValues::VerticalBlank },
{ "spriteoverflow", EvalValues::SpriteOverflow },
{ "pscarry", EvalValues::RegPS_Carry },
{ "pszero", EvalValues::RegPS_Zero },
{ "psinterrupt", EvalValues::RegPS_Interrupt },
{ "psdecimal", EvalValues::RegPS_Decimal },
{ "psoverflow", EvalValues::RegPS_Overflow },
{ "psnegative", EvalValues::RegPS_Negative },
};
return supportedTokens;
}
int64_t ExpressionEvaluator::GetNesTokenValue(int64_t token, EvalResultType& resultType)
{
auto ppu = [this]() -> NesPpuState {
NesPpuState ppu;
((NesDebugger*)_cpuDebugger)->GetPpuState(ppu);
return ppu;
};
NesCpuState& s = (NesCpuState&)((NesDebugger*)_cpuDebugger)->GetState();
switch(token) {
case EvalValues::RegA: return s.A;
case EvalValues::RegX: return s.X;
case EvalValues::RegY: return s.Y;
case EvalValues::RegSP: return s.SP;
case EvalValues::RegPS: return s.PS;
case EvalValues::RegPC: return s.PC;
case EvalValues::Nmi: return ReturnBool(s.NmiFlag, resultType);
case EvalValues::Irq: return ReturnBool(s.IrqFlag, resultType);
case EvalValues::PpuFrameCount: return ppu().FrameCount;
case EvalValues::PpuCycle: return ppu().Cycle;
case EvalValues::PpuScanline: return ppu().Scanline;
case EvalValues::PpuVramAddress: return ppu().VideoRamAddr;
case EvalValues::PpuTmpVramAddress: return ppu().TmpVideoRamAddr;
case EvalValues::Sprite0Hit: return ReturnBool(ppu().StatusFlags.Sprite0Hit, resultType);
case EvalValues::SpriteOverflow: return ReturnBool(ppu().StatusFlags.SpriteOverflow, resultType);
case EvalValues::VerticalBlank: return ReturnBool(ppu().StatusFlags.VerticalBlank, resultType);
case EvalValues::RegPS_Carry: return ReturnBool(s.PS & PSFlags::Carry, resultType);
case EvalValues::RegPS_Zero: return ReturnBool(s.PS & PSFlags::Zero, resultType);
case EvalValues::RegPS_Interrupt: return ReturnBool(s.PS & PSFlags::Interrupt, resultType);
case EvalValues::RegPS_Decimal: return ReturnBool(s.PS & PSFlags::Decimal, resultType);
case EvalValues::RegPS_Overflow: return ReturnBool(s.PS & PSFlags::Overflow, resultType);
case EvalValues::RegPS_Negative: return ReturnBool(s.PS & PSFlags::Negative, resultType);
default: return 0;
}
}