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| author | David Majnemer <david.majnemer@gmail.com> | 2014-11-04 17:47:13 +0000 |
|---|---|---|
| committer | David Majnemer <david.majnemer@gmail.com> | 2014-11-04 17:47:13 +0000 |
| commit | 2de97fcd9abcd9b04349472c3909c44d5f03edf3 (patch) | |
| tree | 921fad5563db83eb14dc0dbabe7537b8341cf03c /llvm/lib/Analysis/InstructionSimplify.cpp | |
| parent | 4f438377fbe9a38bfb688a7f0474efd112d9db98 (diff) | |
| download | bcm5719-llvm-2de97fcd9abcd9b04349472c3909c44d5f03edf3.tar.gz bcm5719-llvm-2de97fcd9abcd9b04349472c3909c44d5f03edf3.zip | |
InstSimplify: Fold a hasNoSignedWrap() call into a match() expression
No functionality change intended, it's just a little more concise.
llvm-svn: 221281
Diffstat (limited to 'llvm/lib/Analysis/InstructionSimplify.cpp')
| -rw-r--r-- | llvm/lib/Analysis/InstructionSimplify.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Analysis/InstructionSimplify.cpp b/llvm/lib/Analysis/InstructionSimplify.cpp index 2e591ccc8a0..831ff2f09b1 100644 --- a/llvm/lib/Analysis/InstructionSimplify.cpp +++ b/llvm/lib/Analysis/InstructionSimplify.cpp @@ -1408,8 +1408,7 @@ static Value *SimplifyAShrInst(Value *Op0, Value *Op1, bool isExact, // (X << A) >> A -> X Value *X; - if (match(Op0, m_Shl(m_Value(X), m_Specific(Op1))) && - cast<OverflowingBinaryOperator>(Op0)->hasNoSignedWrap()) + if (match(Op0, m_NSWShl(m_Value(X), m_Specific(Op1)))) return X; // Arithmetic shifting an all-sign-bit value is a no-op. |
