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| author | Dan Gohman <gohman@apple.com> | 2010-02-22 22:43:23 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-02-22 22:43:23 +0000 |
| commit | 0e488b3d1c9293bbf2d64d0ecc4d6339f9100351 (patch) | |
| tree | 9d3893eb6a32ae3b37608348ef4e433aefee996c /lib/Analysis | |
| parent | 418b5683363bade8a6f924f753fa76d8c752be2c (diff) | |
| download | external_llvm-0e488b3d1c9293bbf2d64d0ecc4d6339f9100351.zip external_llvm-0e488b3d1c9293bbf2d64d0ecc4d6339f9100351.tar.gz external_llvm-0e488b3d1c9293bbf2d64d0ecc4d6339f9100351.tar.bz2 | |
Canonicalize ConstantInts to the right operand of commutative
operators.
The test difference is just due to the multiplication operands
being commuted (and thus requiring a more elaborate match). In
optimized code, that expression would be folded.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96816 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis')
| -rw-r--r-- | lib/Analysis/ConstantFolding.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Analysis/ConstantFolding.cpp b/lib/Analysis/ConstantFolding.cpp index f3f9a51..1d23fe0 100644 --- a/lib/Analysis/ConstantFolding.cpp +++ b/lib/Analysis/ConstantFolding.cpp @@ -794,8 +794,8 @@ Constant *llvm::ConstantFoldInstOperands(unsigned Opcode, const Type *DestTy, // it is casted back to a pointer, see if the expression can be // converted into a GEP. if (CE->getOpcode() == Instruction::Add) - if (ConstantInt *L = dyn_cast<ConstantInt>(CE->getOperand(0))) - if (ConstantExpr *R = dyn_cast<ConstantExpr>(CE->getOperand(1))) + if (ConstantInt *L = dyn_cast<ConstantInt>(CE->getOperand(1))) + if (ConstantExpr *R = dyn_cast<ConstantExpr>(CE->getOperand(0))) if (R->getOpcode() == Instruction::PtrToInt) if (GlobalVariable *GV = dyn_cast<GlobalVariable>(R->getOperand(0))) { |