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| author | Chris Lattner <sabre@nondot.org> | 2009-10-05 05:54:46 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-10-05 05:54:46 +0000 |
| commit | fdd87907185162d3ffec237c426530d63c23bcca (patch) | |
| tree | 764fe48a8294ae462f454fb0fd7f82e4f03bacca /llvm/lib/ExecutionEngine/ExecutionEngine.cpp | |
| parent | 3a2e503e33efdbf723f95fc592fe62335248b078 (diff) | |
| download | llvm-fdd87907185162d3ffec237c426530d63c23bcca.zip llvm-fdd87907185162d3ffec237c426530d63c23bcca.tar.gz llvm-fdd87907185162d3ffec237c426530d63c23bcca.tar.bz2 | |
strength reduce a ton of type equality tests to check the typeid (Through
the new predicates I added) instead of going through a context and doing a
pointer comparison. Besides being cheaper, this allows a smart compiler
to turn the if sequence into a switch.
llvm-svn: 83297
Diffstat (limited to 'llvm/lib/ExecutionEngine/ExecutionEngine.cpp')
| -rw-r--r-- | llvm/lib/ExecutionEngine/ExecutionEngine.cpp | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/llvm/lib/ExecutionEngine/ExecutionEngine.cpp b/llvm/lib/ExecutionEngine/ExecutionEngine.cpp index 335d4de..d3430a3 100644 --- a/llvm/lib/ExecutionEngine/ExecutionEngine.cpp +++ b/llvm/lib/ExecutionEngine/ExecutionEngine.cpp @@ -539,11 +539,11 @@ GenericValue ExecutionEngine::getConstantValue(const Constant *C) { } case Instruction::UIToFP: { GenericValue GV = getConstantValue(Op0); - if (CE->getType() == Type::getFloatTy(CE->getContext())) + if (CE->getType()->isFloatTy()) GV.FloatVal = float(GV.IntVal.roundToDouble()); - else if (CE->getType() == Type::getDoubleTy(CE->getContext())) + else if (CE->getType()->isDoubleTy()) GV.DoubleVal = GV.IntVal.roundToDouble(); - else if (CE->getType() == Type::getX86_FP80Ty(Op0->getContext())) { + else if (CE->getType()->isX86_FP80Ty()) { const uint64_t zero[] = {0, 0}; APFloat apf = APFloat(APInt(80, 2, zero)); (void)apf.convertFromAPInt(GV.IntVal, @@ -555,11 +555,11 @@ GenericValue ExecutionEngine::getConstantValue(const Constant *C) { } case Instruction::SIToFP: { GenericValue GV = getConstantValue(Op0); - if (CE->getType() == Type::getFloatTy(CE->getContext())) + if (CE->getType()->isFloatTy()) GV.FloatVal = float(GV.IntVal.signedRoundToDouble()); - else if (CE->getType() == Type::getDoubleTy(CE->getContext())) + else if (CE->getType()->isDoubleTy()) GV.DoubleVal = GV.IntVal.signedRoundToDouble(); - else if (CE->getType() == Type::getX86_FP80Ty(CE->getContext())) { + else if (CE->getType()->isX86_FP80Ty()) { const uint64_t zero[] = { 0, 0}; APFloat apf = APFloat(APInt(80, 2, zero)); (void)apf.convertFromAPInt(GV.IntVal, @@ -573,11 +573,11 @@ GenericValue ExecutionEngine::getConstantValue(const Constant *C) { case Instruction::FPToSI: { GenericValue GV = getConstantValue(Op0); uint32_t BitWidth = cast<IntegerType>(CE->getType())->getBitWidth(); - if (Op0->getType() == Type::getFloatTy(Op0->getContext())) + if (Op0->getType()->isFloatTy()) GV.IntVal = APIntOps::RoundFloatToAPInt(GV.FloatVal, BitWidth); - else if (Op0->getType() == Type::getDoubleTy(Op0->getContext())) + else if (Op0->getType()->isDoubleTy()) GV.IntVal = APIntOps::RoundDoubleToAPInt(GV.DoubleVal, BitWidth); - else if (Op0->getType() == Type::getX86_FP80Ty(Op0->getContext())) { + else if (Op0->getType()->isX86_FP80Ty()) { APFloat apf = APFloat(GV.IntVal); uint64_t v; bool ignored; @@ -610,9 +610,9 @@ GenericValue ExecutionEngine::getConstantValue(const Constant *C) { default: llvm_unreachable("Invalid bitcast operand"); case Type::IntegerTyID: assert(DestTy->isFloatingPoint() && "invalid bitcast"); - if (DestTy == Type::getFloatTy(Op0->getContext())) + if (DestTy->isFloatTy()) GV.FloatVal = GV.IntVal.bitsToFloat(); - else if (DestTy == Type::getDoubleTy(DestTy->getContext())) + else if (DestTy->isDoubleTy()) GV.DoubleVal = GV.IntVal.bitsToDouble(); break; case Type::FloatTyID: |