Mesen2/Core/Debugger/ExpressionEvaluator.Snes.cpp

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2.9 KiB
C++

#include "pch.h"
#include "Debugger/ExpressionEvaluator.h"
#include "SNES/SnesCpuTypes.h"
#include "SNES/SnesPpuTypes.h"
#include "SNES/Debugger/SnesDebugger.h"
unordered_map<string, int64_t>& ExpressionEvaluator::GetSnesTokens()
{
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 },
{ "db", EvalValues::RegDB },
{ "d", EvalValues::RegD },
{ "irq", EvalValues::Irq },
{ "nmi", EvalValues::Nmi },
{ "frame", EvalValues::PpuFrameCount },
{ "hclock", EvalValues::PpuHClock },
{ "cycle", EvalValues::PpuCycle },
{ "scanline", EvalValues::PpuScanline },
{ "pscarry", EvalValues::RegPS_Carry },
{ "pszero", EvalValues::RegPS_Zero },
{ "psinterrupt", EvalValues::RegPS_Interrupt },
{ "psindex", EvalValues::RegPS_Index },
{ "psmemory", EvalValues::RegPS_Memory },
{ "psdecimal", EvalValues::RegPS_Decimal },
{ "psoverflow", EvalValues::RegPS_Overflow },
{ "psnegative", EvalValues::RegPS_Negative },
};
return supportedTokens;
}
int64_t ExpressionEvaluator::GetSnesTokenValue(int64_t token, EvalResultType& resultType)
{
auto getPpuState = [this]() -> SnesPpuState {
SnesPpuState ppu;
((SnesDebugger*)_cpuDebugger)->GetPpuState(ppu);
return ppu;
};
SnesCpuState& s = (SnesCpuState&)((SnesDebugger*)_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::RegDB: return s.DBR;
case EvalValues::RegD: return s.D;
case EvalValues::RegPC: return (s.K << 16) | s.PC;
case EvalValues::Nmi: return ReturnBool(s.NmiFlag, resultType);
case EvalValues::Irq: return ReturnBool(s.IrqSource, resultType);
case EvalValues::PpuFrameCount: return getPpuState().FrameCount;
case EvalValues::PpuCycle: return getPpuState().Cycle;
case EvalValues::PpuHClock: return getPpuState().HClock;
case EvalValues::PpuScanline: return getPpuState().Scanline;
case EvalValues::RegPS_Carry: return ReturnBool(s.PS & ProcFlags::Carry, resultType);
case EvalValues::RegPS_Zero: return ReturnBool(s.PS & ProcFlags::Zero, resultType);
case EvalValues::RegPS_Interrupt: return ReturnBool(s.PS & ProcFlags::IrqDisable, resultType);
case EvalValues::RegPS_Memory: return ReturnBool(s.PS & ProcFlags::MemoryMode8, resultType);
case EvalValues::RegPS_Index: return ReturnBool(s.PS & ProcFlags::IndexMode8, resultType);
case EvalValues::RegPS_Decimal: return ReturnBool(s.PS & ProcFlags::Decimal, resultType);
case EvalValues::RegPS_Overflow: return ReturnBool(s.PS & ProcFlags::Overflow, resultType);
case EvalValues::RegPS_Negative: return ReturnBool(s.PS & ProcFlags::Negative, resultType);
default: return 0;
}
}