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| author | Craig Topper <craig.topper@gmail.com> | 2017-04-25 06:02:11 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2017-04-25 06:02:11 +0000 |
| commit | c4b48a32f08cffbeb0484d896d0decc901111d95 (patch) | |
| tree | c31c292f8832960ce71165647c6f7d1fdc38ad63 | |
| parent | 860f0a2bad922b81591ccc6de8a86f9ecb286ecb (diff) | |
| download | bcm5719-llvm-c4b48a32f08cffbeb0484d896d0decc901111d95.tar.gz bcm5719-llvm-c4b48a32f08cffbeb0484d896d0decc901111d95.zip | |
[InstCombine] Use commutable matchers to reduce some code. NFC
llvm-svn: 301294
| -rw-r--r-- | llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp b/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp index 292c8852a53..8cf48dc5b77 100644 --- a/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp +++ b/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp @@ -1407,11 +1407,9 @@ Instruction *InstCombiner::visitAnd(BinaryOperator &I) { } // (A&((~A)|B)) -> A&B - if (match(Op0, m_Or(m_Not(m_Specific(Op1)), m_Value(A))) || - match(Op0, m_Or(m_Value(A), m_Not(m_Specific(Op1))))) + if (match(Op0, m_c_Or(m_Not(m_Specific(Op1)), m_Value(A)))) return BinaryOperator::CreateAnd(A, Op1); - if (match(Op1, m_Or(m_Not(m_Specific(Op0)), m_Value(A))) || - match(Op1, m_Or(m_Value(A), m_Not(m_Specific(Op0))))) + if (match(Op1, m_c_Or(m_Not(m_Specific(Op0)), m_Value(A)))) return BinaryOperator::CreateAnd(A, Op0); // (A ^ B) & ((B ^ C) ^ A) -> (A ^ B) & ~C |
