mirror of https://github.com/PCSX2/pcsx2.git
Cleaner version of the EE reset optimisation, there's no particular reason not to skip these steps every time so there's no need for a second function.
git-svn-id: http://pcsx2.googlecode.com/svn/trunk@1524 96395faa-99c1-11dd-bbfe-3dabce05a288
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@ -93,7 +93,6 @@ static u32 s_nInstCacheSize = 0;
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static BASEBLOCK* s_pCurBlock = NULL;
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static BASEBLOCKEX* s_pCurBlockEx = NULL;
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u32 s_nEndBlock = 0; // what pc the current block ends
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//static u32 s_nHasDelay = 0;
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static bool s_nBlockFF;
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// save states for branches
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@ -454,12 +453,13 @@ PCSX2_ALIGNED16( static u8 manual_counter[Ps2MemSize::Base >> 12] );
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////////////////////////////////////////////////////
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void recResetEE( void )
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{
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Console::Status( "Issuing full EE/iR5900-32 Recompiler Reset [mem/structure cleanup]" );
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Console::Status( "Issuing EE/iR5900-32 Recompiler Reset [mem/structure cleanup]" );
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maxrecmem = 0;
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memset_8<0xcc, REC_CACHEMEM>(recMem); // 0xcc is INT3
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memzero_ptr<m_recBlockAllocSize>( m_recBlockAlloc );
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if (IsDevBuild)
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memset_8<0xcc, REC_CACHEMEM>(recMem); // 0xcc is INT3
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memzero_ptr<m_recBlockAllocSize - Ps2MemSize::Base>( m_recBlockAlloc ); // Excluding the 32mb ram copy
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memzero_ptr<RECCONSTBUF_SIZE * sizeof(u32)>(recConstBuf);
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memzero_obj( manual_page );
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memzero_obj( manual_counter );
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@ -519,42 +519,6 @@ void recResetEE( void )
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SetCPUState(Config.sseMXCSR, Config.sseVUMXCSR);
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}
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void recResetEE_Fast( void )
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{
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Console::Status( "Issuing fast EE/iR5900-32 Recompiler Reset [mem/structure cleanup]" );
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maxrecmem = 0;
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if( IsDevBuild ) memset_8<0xcc, REC_CACHEMEM>(recMem); // 0xcc is INT3
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memzero_ptr<(m_recBlockAllocSize-Ps2MemSize::Base)>( m_recBlockAlloc ); //Excluding the 32mb ram copy
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memzero_ptr<RECCONSTBUF_SIZE * sizeof(u32)>(recConstBuf);
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memzero_obj( manual_page );
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memzero_obj( manual_counter );
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ClearRecLUT((BASEBLOCK*)m_recBlockAlloc,
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(((Ps2MemSize::Base + Ps2MemSize::Rom + Ps2MemSize::Rom1) / 4)));
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if( s_pInstCache )
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memset( s_pInstCache, 0, sizeof(EEINST)*s_nInstCacheSize );
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recBlocks.Reset();
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mmap_ResetBlockTracking();
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#ifdef _MSC_VER
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__asm emms;
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#else
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__asm__("emms");
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#endif
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x86SetPtr(recMem);
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recPtr = recMem;
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recConstBufPtr = recConstBuf;
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x86FpuState = FPU_STATE;
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branch = 0;
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SetCPUState(Config.sseMXCSR, Config.sseVUMXCSR);
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}
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static void recShutdown( void )
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{
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ProfilerTerminateSource( "EERec" );
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@ -1303,7 +1267,7 @@ void recRecompile( const u32 startpc )
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// if recPtr reached the mem limit reset whole mem
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if ( ( (uptr)recPtr - (uptr)recMem ) >= REC_CACHEMEM-0x40000 || dumplog == 0xffffffff) {
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recResetEE_Fast();
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recResetEE();
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}
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if ( (recConstBufPtr - recConstBuf) >= RECCONSTBUF_SIZE - 64 ) {
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DevCon::WriteLn("EE recompiler stack reset");
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@ -1359,7 +1323,6 @@ void recRecompile( const u32 startpc )
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// go until the next branch
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i = startpc;
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s_nEndBlock = 0xffffffff;
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/*s_nHasDelay = 0;*/
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while(1) {
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BASEBLOCK* pblock = PC_GETBLOCK(i);
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@ -1390,7 +1353,6 @@ void recRecompile( const u32 startpc )
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case 0: // special
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if( _Funct_ == 8 || _Funct_ == 9 ) { // JR, JALR
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s_nEndBlock = i + 8;
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/*s_nHasDelay = 1;*/
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goto StartRecomp;
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}
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break;
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@ -1399,9 +1361,6 @@ void recRecompile( const u32 startpc )
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if( _Rt_ < 4 || (_Rt_ >= 16 && _Rt_ < 20) ) {
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// branches
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/*if( _Rt_ == 2 || _Rt_ == 3 || _Rt_ == 18 || _Rt_ == 19 ) s_nHasDelay = 1;
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else s_nHasDelay = 2;*/
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branchTo = _Imm_ * 4 + i + 4;
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if( branchTo > startpc && branchTo < i ) s_nEndBlock = branchTo;
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else s_nEndBlock = i+8;
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@ -1412,17 +1371,12 @@ void recRecompile( const u32 startpc )
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case 2: // J
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case 3: // JAL
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/*s_nHasDelay = 1;*/
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s_nEndBlock = i + 8;
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goto StartRecomp;
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// branches
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case 4: case 5: case 6: case 7:
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case 20: case 21: case 22: case 23:
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/*if( (cpuRegs.code >> 26) >= 20 ) s_nHasDelay = 1;
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else s_nHasDelay = 2;*/
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branchTo = _Imm_ * 4 + i + 4;
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if( branchTo > startpc && branchTo < i ) s_nEndBlock = branchTo;
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else s_nEndBlock = i+8;
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@ -1444,9 +1398,6 @@ void recRecompile( const u32 startpc )
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if( _Rs_ == 8 ) {
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// BC1F, BC1T, BC1FL, BC1TL
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// BC2F, BC2T, BC2FL, BC2TL
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/*if( _Rt_ >= 2 ) s_nHasDelay = 1;
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else s_nHasDelay = 2;*/
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branchTo = _Imm_ * 4 + i + 4;
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if( branchTo > startpc && branchTo < i ) s_nEndBlock = branchTo;
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else s_nEndBlock = i+8;
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