130 lines
3.6 KiB
C++
130 lines
3.6 KiB
C++
#include "stdafx.h"
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#include "GsuDebugger.h"
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#include "DisassemblyInfo.h"
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#include "Disassembler.h"
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#include "BaseCartridge.h"
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#include "Gsu.h"
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#include "TraceLogger.h"
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#include "CallstackManager.h"
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#include "BreakpointManager.h"
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#include "ExpressionEvaluator.h"
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#include "MemoryManager.h"
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#include "Debugger.h"
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#include "Console.h"
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#include "EmuSettings.h"
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#include "MemoryAccessCounter.h"
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#include "CodeDataLogger.h"
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GsuDebugger::GsuDebugger(Debugger* debugger)
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{
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_debugger = debugger;
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_codeDataLogger = debugger->GetCodeDataLogger(CpuType::Cpu).get();
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_traceLogger = debugger->GetTraceLogger().get();
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_disassembler = debugger->GetDisassembler().get();
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_memoryAccessCounter = debugger->GetMemoryAccessCounter().get();
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_gsu = debugger->GetConsole()->GetCartridge()->GetGsu();
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_memoryManager = debugger->GetConsole()->GetMemoryManager().get();
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_settings = debugger->GetConsole()->GetSettings().get();
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_breakpointManager.reset(new BreakpointManager(debugger, CpuType::Gsu));
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_step.reset(new StepRequest());
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}
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void GsuDebugger::Reset()
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{
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_prevOpCode = 0xFF;
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}
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void GsuDebugger::ProcessRead(uint32_t addr, uint8_t value, MemoryOperationType type)
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{
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if (type == MemoryOperationType::DummyRead)
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{
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//Ignore all dummy reads for now
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return;
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}
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AddressInfo addressInfo = _gsu->GetMemoryMappings()->GetAbsoluteAddress(addr);
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MemoryOperationInfo operation{addr, value, type};
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if (type == MemoryOperationType::ExecOpCode)
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{
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if (addressInfo.Type == SnesMemoryType::PrgRom)
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{
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_codeDataLogger->SetFlags(addressInfo.Address, CdlFlags::Code | CdlFlags::Gsu);
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}
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if (_traceLogger->IsCpuLogged(CpuType::Gsu) || _settings->CheckDebuggerFlag(DebuggerFlags::GsuDebuggerEnabled))
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{
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GsuState gsuState = _gsu->GetState();
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_disassembler->BuildCache(addressInfo, gsuState.SFR.GetFlagsHigh() & 0x13, CpuType::Gsu);
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if (_traceLogger->IsCpuLogged(CpuType::Gsu))
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{
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DebugState debugState;
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_debugger->GetState(debugState, true);
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debugState.Gsu.R[15] = addr;
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DisassemblyInfo disInfo = _disassembler->GetDisassemblyInfo(addressInfo, addr, 0, CpuType::Gsu);
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_traceLogger->Log(CpuType::Gsu, debugState, disInfo);
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}
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}
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_prevOpCode = value;
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_prevProgramCounter = addr;
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if (_step->StepCount > 0)
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{
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_step->StepCount--;
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}
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_memoryAccessCounter->ProcessMemoryExec(addressInfo, _memoryManager->GetMasterClock());
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}
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else
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{
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if (addressInfo.Type == SnesMemoryType::PrgRom)
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{
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_codeDataLogger->SetFlags(addressInfo.Address, CdlFlags::Data | CdlFlags::Gsu);
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}
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_memoryAccessCounter->ProcessMemoryRead(addressInfo, _memoryManager->GetMasterClock());
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}
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_debugger->ProcessBreakConditions(_step->StepCount == 0, GetBreakpointManager(), operation, addressInfo);
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}
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void GsuDebugger::ProcessWrite(uint32_t addr, uint8_t value, MemoryOperationType type)
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{
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AddressInfo addressInfo = _gsu->GetMemoryMappings()->GetAbsoluteAddress(addr);
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MemoryOperationInfo operation{addr, value, type};
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_debugger->ProcessBreakConditions(false, GetBreakpointManager(), operation, addressInfo);
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_disassembler->InvalidateCache(addressInfo, CpuType::Gsu);
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_memoryAccessCounter->ProcessMemoryWrite(addressInfo, _memoryManager->GetMasterClock());
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}
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void GsuDebugger::Run()
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{
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_step.reset(new StepRequest());
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}
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void GsuDebugger::Step(int32_t stepCount, StepType type)
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{
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StepRequest step;
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switch (type)
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{
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case StepType::StepOut:
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case StepType::StepOver:
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case StepType::Step: step.StepCount = stepCount;
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break;
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case StepType::SpecificScanline:
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case StepType::PpuStep:
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break;
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}
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_step.reset(new StepRequest(step));
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}
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BreakpointManager* GsuDebugger::GetBreakpointManager()
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{
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return _breakpointManager.get();
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}
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