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Fixed and streamlined overflow detection, improved subtraction methods, general flag-based optimizations including GenerateRC() which uses the sign/zero flag of the last operation

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unknown 2012-01-02 03:42:00 -05:00
parent 008fd446f5
commit d6bf166694
2 changed files with 441 additions and 243 deletions
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4
Source/Core/Core/Src/PowerPC/Jit64/Jit.h
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@ -147,7 +147,11 @@ public:
void WriteCallInterpreter(UGeckoInstruction _inst);
void Cleanup();
void GenerateConstantOverflow(bool overflow);
void GenerateOverflow();
void GenerateOverflowFinalizeCarry(bool oe, bool inv = false);
void GenerateCarry();
void GenerateRC();
void ComputeRC(const Gen::OpArg & arg);
void tri_op(int d, int a, int b, bool reversible, void (XEmitter::*op)(Gen::X64Reg, Gen::OpArg));

680
Source/Core/Core/Src/PowerPC/Jit64/Jit_Integer.cpp
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