96 lines
2.6 KiB
C++
96 lines
2.6 KiB
C++
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#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 "MemoryManager.h"
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#include "Debugger.h"
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#include "Console.h"
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#include "MemoryAccessCounter.h"
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GsuDebugger::GsuDebugger(Debugger* debugger)
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{
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_debugger = debugger;
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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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_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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//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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DebugState debugState;
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_debugger->GetState(debugState, true);
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_disassembler->BuildCache(addressInfo, debugState.Gsu.SFR.GetFlagsHigh() & 0x13, CpuType::Gsu);
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debugState.Gsu.R[15] = addr;
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DisassemblyInfo disInfo = _disassembler->GetDisassemblyInfo(addressInfo);
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_traceLogger->Log(CpuType::Gsu, debugState, disInfo);
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_prevOpCode = value;
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_prevProgramCounter = addr;
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if(_step->StepCount > 0) {
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_step->StepCount--;
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}
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}
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_debugger->ProcessBreakConditions(_step->StepCount == 0, CpuType::Gsu, operation, addressInfo);
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_memoryAccessCounter->ProcessMemoryAccess(addressInfo, type, _memoryManager->GetMasterClock());
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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, CpuType::Gsu, operation, addressInfo);
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_disassembler->InvalidateCache(addressInfo, CpuType::Gsu);
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_memoryAccessCounter->ProcessMemoryAccess(addressInfo, type, _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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case StepType::StepOut:
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case StepType::StepOver:
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case StepType::Step: step.StepCount = stepCount; 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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