174 lines
4.6 KiB
C++
174 lines
4.6 KiB
C++
/****************************************************************************
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* *
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* Project 64 - A Nintendo 64 emulator. *
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* http://www.pj64-emu.com/ *
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* Copyright (C) 2012 Project64. All rights reserved. *
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* *
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* License: *
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* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
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* *
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****************************************************************************/
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#include "stdafx.h"
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CJumpInfo::CJumpInfo()
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{
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TargetPC = (DWORD)-1;
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JumpPC = (DWORD)-1;
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BranchLabel = "";
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LinkLocation = NULL;
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LinkLocation2 = NULL;
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FallThrough = false;
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PermLoop = false;
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DoneDelaySlot = false;
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ExitReason = CExitInfo::Normal;
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}
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#ifdef tofix
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bool CCodeSection::IsAllParentLoops(CCodeSection * Parent, bool IgnoreIfCompiled, DWORD Test)
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{
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if (IgnoreIfCompiled && Parent->CompiledLocation != NULL) { return true; }
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if (!InLoop) { return false; }
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if (!Parent->InLoop) { return false; }
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if (Parent->ParentSection.empty()) { return false; }
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if (this == Parent) { return true; }
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if (Parent->Test == Test) { return true; }
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Parent->Test = Test;
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for (SECTION_LIST::iterator iter = Parent->ParentSection.begin(); iter != Parent->ParentSection.end(); iter++)
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{
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CCodeSection * ParentSection = *iter;
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if (!IsAllParentLoops(ParentSection,IgnoreIfCompiled,Test)) { return false; }
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}
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return true;
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}
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void CCodeSection::UnlinkParent( CCodeSection * Parent, bool AllowDelete, bool ContinueSection )
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{
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if (this == NULL)
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{
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return;
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}
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SECTION_LIST::iterator iter = ParentSection.begin();
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while ( iter != ParentSection.end())
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{
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CCodeSection * ParentIter = *iter;
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if (ParentIter == Parent && (Parent->ContinueSection != this || Parent->JumpSection != this))
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{
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ParentSection.erase(iter);
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iter = ParentSection.begin();
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} else {
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iter++;
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}
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}
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// if (Parent->ContinueSection != Parent->JumpSection)
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// {
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// if (!ContinueSection && Parent->ContinueSection == this)
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// {
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// g_Notify->BreakPoint(__FILEW__,__LINE__);
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// }
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// }
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if (ContinueSection && Parent->ContinueSection == this)
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{
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Parent->ContinueSection = NULL;
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}
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// if (Parent->ContinueSection != Parent->JumpSection)
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// {
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// if (ContinueSection && Parent->JumpSection == this)
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// {
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// g_Notify->BreakPoint(__FILEW__,__LINE__);
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// }
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// }
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if (!ContinueSection && Parent->JumpSection == this)
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{
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Parent->JumpSection = NULL;
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}
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if (AllowDelete)
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{
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bool KillMe = true;
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for (SECTION_LIST::iterator iter = ParentSection.begin(); iter != ParentSection.end(); iter++)
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{
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if (!IsAllParentLoops(*iter,false,GetNewTestValue()))
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{
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KillMe = false;
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break;
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}
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}
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if (KillMe)
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{
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delete this;
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}
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}
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}
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CCodeSection::~CCodeSection ( void )
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{
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while (ParentSection.size() > 0)
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{
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CCodeSection * Parent = *ParentSection.begin();
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if (Parent->ContinueSection == this) { UnlinkParent(Parent, false, true); }
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if (Parent->JumpSection == this) { UnlinkParent(Parent, false, false); }
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}
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if (ContinueSection)
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{
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ContinueSection->UnlinkParent(this, true, true);
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if (ContinueSection)
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{
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g_Notify->BreakPoint(__FILEW__,__LINE__);
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}
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ContinueSection = NULL;
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}
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if (JumpSection)
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{
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JumpSection->UnlinkParent(this, true, false);
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if (JumpSection)
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{
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g_Notify->BreakPoint(__FILEW__,__LINE__);
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}
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JumpSection = NULL;
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}
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}
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DWORD CCodeSection::GetNewTestValue(void)
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{
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static DWORD LastTest = 0;
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if (LastTest == 0xFFFFFFFF) { LastTest = 0; }
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LastTest += 1;
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return LastTest;
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}
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void CRegInfo::Initialize ( void )
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{
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int count;
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MIPS_RegState[0] = STATE_CONST_32_SIGN;
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MIPS_RegVal[0].DW = 0;
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for (count = 1; count < 32; count ++ ) {
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MIPS_RegState[count] = STATE_UNKNOWN;
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MIPS_RegVal[count].DW = 0;
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}
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for (count = 0; count < 10; count ++ ) {
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x86reg_MappedTo[count] = NotMapped;
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x86reg_Protected[count] = false;
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x86reg_MapOrder[count] = 0;
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}
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CycleCount = 0;
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RandomModifier = 0;
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Stack_TopPos = 0;
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for (count = 0; count < 8; count ++ ) {
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x86fpu_MappedTo[count] = -1;
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x86fpu_State[count] = FPU_Unkown;
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x86fpu_RoundingModel[count] = RoundDefault;
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}
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Fpu_Used = false;
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RoundingModel = RoundUnknown;
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}
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#endif
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