380 lines
9.5 KiB
C++
380 lines
9.5 KiB
C++
#include "stdafx.h"
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#include "Breakpoints.h"
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#include <Project64-core/N64System/Mips/Register.h>
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#include <Project64-core/N64System/SystemGlobals.h>
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#include <Project64-core/N64System/Mips/OpcodeName.h>
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#include <Project64-core/N64System/N64System.h>
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CBreakpoints::CBreakpoints() :
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m_bHaveRegBP(false),
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m_GPRWriteBP(0),
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m_GPRReadBP(0),
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m_HIWriteBP(false),
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m_HIReadBP(false),
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m_LOWriteBP(false),
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m_LOReadBP(false)
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{
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}
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bool CBreakpoints::RBPAdd(uint32_t address)
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{
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if (!ReadBPExists8(address))
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{
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PreUpdateBP();
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m_ReadMem.insert(breakpoints_t::value_type(address, false));
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UpdateAlignedReadBP();
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if (!HaveReadBP())
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{
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g_Settings->SaveBool(Debugger_ReadBPExists, true);
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}
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PostUpdateBP();
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return true;
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}
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return false;
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}
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bool CBreakpoints::WBPAdd(uint32_t address)
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{
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if (!WriteBPExists8(address))
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{
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PreUpdateBP();
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m_WriteMem.insert(breakpoints_t::value_type(address, false));
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UpdateAlignedWriteBP();
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if (!HaveWriteBP())
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{
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g_Settings->SaveBool(Debugger_WriteBPExists, true);
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}
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PostUpdateBP();
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return true;
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}
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return false;
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}
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bool CBreakpoints::AddExecution(uint32_t address, bool bTemporary)
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{
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PreUpdateBP();
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#if _MSC_VER >= 1920 // Visual Studio 2019 deprecates _Pairib
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auto res = m_Execution.insert(breakpoint_t::value_type(address, bTemporary));
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#else
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breakpoints_t::_Pairib res = m_Execution.insert(breakpoint_t::value_type(address, bTemporary));
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#endif // _MSC_VER
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if (!res.second && !bTemporary)
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{
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res.first->second = true;
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}
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if (!HaveExecutionBP())
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{
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g_Settings->SaveBool(Debugger_HaveExecutionBP, true);
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}
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PostUpdateBP();
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return !res.second;
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}
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void CBreakpoints::RBPRemove(uint32_t address)
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{
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PreUpdateBP();
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breakpoints_t::iterator itr = m_ReadMem.find(address);
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if (itr != m_ReadMem.end())
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{
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m_ReadMem.erase(itr);
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UpdateAlignedWriteBP();
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if (m_ReadMem.size() == 0)
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{
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g_Settings->SaveBool(Debugger_ReadBPExists, false);
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}
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}
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PostUpdateBP();
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}
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void CBreakpoints::WBPRemove(uint32_t address)
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{
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PreUpdateBP();
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breakpoints_t::iterator itr = m_WriteMem.find(address);
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if (itr != m_WriteMem.end())
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{
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m_WriteMem.erase(itr);
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UpdateAlignedWriteBP();
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if (m_WriteMem.size() == 0)
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{
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g_Settings->SaveBool(Debugger_WriteBPExists, false);
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}
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}
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PostUpdateBP();
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}
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void CBreakpoints::RemoveExecution(uint32_t address)
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{
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PreUpdateBP();
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breakpoints_t::iterator itr = m_Execution.find(address);
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if (itr != m_Execution.end())
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{
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m_Execution.erase(itr);
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if (m_Execution.size() == 0)
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{
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g_Settings->SaveBool(Debugger_HaveExecutionBP, false);
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}
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}
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PostUpdateBP();
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}
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void CBreakpoints::RBPToggle(uint32_t address)
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{
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if (RBPAdd(address) == false)
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{
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RBPRemove(address);
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}
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}
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void CBreakpoints::WBPToggle(uint32_t address)
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{
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if (WBPAdd(address) == false)
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{
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WBPRemove(address);
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}
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}
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void CBreakpoints::EBPToggle(uint32_t address, bool bTemporary)
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{
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if (AddExecution(address, bTemporary) == false)
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{
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RemoveExecution(address);
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}
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}
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void CBreakpoints::RBPClear()
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{
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PreUpdateBP();
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m_ReadMem.clear();
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UpdateAlignedReadBP();
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g_Settings->SaveBool(Debugger_ReadBPExists, false);
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PostUpdateBP();
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}
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void CBreakpoints::WBPClear()
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{
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PreUpdateBP();
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m_WriteMem.clear();
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UpdateAlignedWriteBP();
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g_Settings->SaveBool(Debugger_WriteBPExists, false);
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PostUpdateBP();
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}
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void CBreakpoints::EBPClear()
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{
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PreUpdateBP();
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m_Execution.clear();
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g_Settings->SaveBool(Debugger_HaveExecutionBP, false);
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PostUpdateBP();
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}
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void CBreakpoints::BPClear()
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{
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RBPClear();
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WBPClear();
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EBPClear();
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}
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CBreakpoints::BPSTATE CBreakpoints::ReadBPExists8(uint32_t address)
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{
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breakpoints_t::const_iterator itr = m_ReadMem.find(address);
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if (itr != m_ReadMem.end())
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{
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return BP_SET;
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}
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return BP_NOT_SET;
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}
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CBreakpoints::BPSTATE CBreakpoints::ReadBPExists16(uint32_t address)
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{
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breakpoints_t::const_iterator itr = m_ReadMem16.find(address);
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if (itr != m_ReadMem16.end())
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{
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return BP_SET;
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}
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return BP_NOT_SET;
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}
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CBreakpoints::BPSTATE CBreakpoints::ReadBPExists32(uint32_t address)
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{
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breakpoints_t::const_iterator itr = m_ReadMem32.find(address);
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if (itr != m_ReadMem32.end())
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{
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return BP_SET;
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}
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return BP_NOT_SET;
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}
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CBreakpoints::BPSTATE CBreakpoints::ReadBPExists64(uint32_t address)
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{
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breakpoints_t::const_iterator itr = m_ReadMem64.find(address);
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if (itr != m_ReadMem64.end())
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{
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return BP_SET;
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}
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return BP_NOT_SET;
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}
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CBreakpoints::BPSTATE CBreakpoints::WriteBPExists8(uint32_t address)
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{
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breakpoints_t::const_iterator itr = m_WriteMem.find(address);
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if (itr != m_WriteMem.end())
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{
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return BP_SET;
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}
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return BP_NOT_SET;
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}
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CBreakpoints::BPSTATE CBreakpoints::WriteBPExists16(uint32_t address)
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{
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breakpoints_t::const_iterator itr = m_WriteMem16.find(address);
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if (itr != m_WriteMem16.end())
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{
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return BP_SET;
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}
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return BP_NOT_SET;
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}
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CBreakpoints::BPSTATE CBreakpoints::WriteBPExists32(uint32_t address)
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{
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breakpoints_t::const_iterator itr = m_WriteMem32.find(address);
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if (itr != m_WriteMem32.end())
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{
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return BP_SET;
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}
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return BP_NOT_SET;
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}
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CBreakpoints::BPSTATE CBreakpoints::WriteBPExists64(uint32_t address)
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{
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breakpoints_t::const_iterator itr = m_WriteMem64.find(address);
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if (itr != m_WriteMem64.end())
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{
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return BP_SET;
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}
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return BP_NOT_SET;
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}
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CBreakpoints::BPSTATE CBreakpoints::WriteBPExistsInChunk(uint32_t address, uint32_t nBytes)
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{
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uint32_t endAddr = address + nBytes;
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for (breakpoints_t::iterator breakpoint = m_WriteMem.begin(); breakpoint != m_WriteMem.end(); breakpoint++)
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{
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uint32_t wbpAddr = breakpoint->first;
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if (wbpAddr >= address && wbpAddr < endAddr)
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{
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return BP_SET;
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}
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}
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return BP_NOT_SET;
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}
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CBreakpoints::BPSTATE CBreakpoints::ExecutionBPExists(uint32_t address, bool bRemoveTemp)
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{
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breakpoints_t::const_iterator itr = m_Execution.find(address);
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if (itr != m_Execution.end())
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{
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if (itr->second)
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{
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if (bRemoveTemp)
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{
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m_Execution.erase(itr);
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}
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return BP_SET_TEMP;
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}
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return BP_SET;
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}
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return BP_NOT_SET;
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}
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void CBreakpoints::UpdateAlignedReadBP()
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{
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m_ReadMem16.clear();
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m_ReadMem32.clear();
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m_ReadMem64.clear();
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for (breakpoints_t::const_iterator itr = m_ReadMem.begin(); itr != m_ReadMem.end(); itr++)
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{
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m_ReadMem16.insert(breakpoints_t::value_type((itr->first & ~0x1), false));
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m_ReadMem32.insert(breakpoints_t::value_type((itr->first & ~0x3), false));
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m_ReadMem64.insert(breakpoints_t::value_type((itr->first & ~0x7), false));
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}
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}
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void CBreakpoints::UpdateAlignedWriteBP()
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{
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m_WriteMem16.clear();
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m_WriteMem32.clear();
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m_WriteMem64.clear();
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for (breakpoints_t::const_iterator itr = m_WriteMem.begin(); itr != m_WriteMem.end(); itr++)
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{
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m_WriteMem16.insert(breakpoints_t::value_type((itr->first & ~0x1), false));
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m_WriteMem32.insert(breakpoints_t::value_type((itr->first & ~0x3), false));
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m_WriteMem64.insert(breakpoints_t::value_type((itr->first & ~0x7), false));
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}
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}
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void CBreakpoints::ToggleMemLock(uint32_t address)
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{
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if (m_MemLocks.count(address) == 0)
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{
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m_MemLocks.insert(address);
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return;
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}
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m_MemLocks.erase(address);
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}
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bool CBreakpoints::MemLockExists(uint32_t address, int nBytes)
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{
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for (memlocks_t::const_iterator itr = m_MemLocks.begin(); itr != m_MemLocks.end(); itr++)
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{
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if (*itr >= address && *itr < (address + nBytes))
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{
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return true;
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}
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}
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return false;
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}
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void CBreakpoints::ClearMemLocks()
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{
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m_MemLocks.clear();
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}
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size_t CBreakpoints::NumMemLocks()
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{
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return m_MemLocks.size();
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}
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void CBreakpoints::UpdateHaveRegBP(void)
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{
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m_bHaveRegBP = HaveAnyGPRWriteBP() || HaveAnyGPRReadBP() || HaveHIWriteBP() || HaveHIReadBP() || HaveLOWriteBP() || HaveLOReadBP();
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}
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void CBreakpoints::ToggleGPRWriteBP(int nReg) { m_GPRWriteBP ^= (1 << nReg); UpdateHaveRegBP(); }
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void CBreakpoints::ToggleGPRReadBP(int nReg) { m_GPRReadBP ^= (1 << nReg); UpdateHaveRegBP(); }
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void CBreakpoints::ToggleHIWriteBP(void) { m_HIWriteBP = !m_HIWriteBP; UpdateHaveRegBP(); }
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void CBreakpoints::ToggleHIReadBP(void) { m_HIReadBP = !m_HIReadBP; UpdateHaveRegBP(); }
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void CBreakpoints::ToggleLOWriteBP(void) { m_LOWriteBP = !m_LOWriteBP; UpdateHaveRegBP(); }
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void CBreakpoints::ToggleLOReadBP(void) { m_LOReadBP = !m_LOReadBP; UpdateHaveRegBP(); }
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void CBreakpoints::PreUpdateBP()
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{
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if (g_BaseSystem)
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{
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g_BaseSystem->ExternalEvent(SysEvent_PauseCPU_ChangingBPs);
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}
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}
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void CBreakpoints::PostUpdateBP()
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{
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if (g_BaseSystem)
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{
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g_BaseSystem->ExternalEvent(SysEvent_ResetRecompilerCode);
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g_BaseSystem->ExternalEvent(SysEvent_ResumeCPU_ChangingBPs);
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}
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}
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