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| author | Sanjay Patel <spatel@rotateright.com> | 2018-10-13 16:15:37 +0000 |
|---|---|---|
| committer | Sanjay Patel <spatel@rotateright.com> | 2018-10-13 16:15:37 +0000 |
| commit | 47579b21e2043a69832a1378e85f1e545abfef08 (patch) | |
| tree | 2f0dda4702edd27635e61d71851bceac0bb24032 /llvm/lib/Transforms | |
| parent | c5d7c6e5f68476fae3144fb2500bbf6d807555b3 (diff) | |
| download | bcm5719-llvm-47579b21e2043a69832a1378e85f1e545abfef08.tar.gz bcm5719-llvm-47579b21e2043a69832a1378e85f1e545abfef08.zip | |
[InstCombine] fix complexity canonicalization with fake unary vector ops
This is a preliminary step to avoid regressions when we add
an actual 'fneg' instruction to IR. See D52934 and D53205.
llvm-svn: 344458
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/InstCombine/InstCombineInternal.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineInternal.h b/llvm/lib/Transforms/InstCombine/InstCombineInternal.h index 46c598d4bfb..3a18744e434 100644 --- a/llvm/lib/Transforms/InstCombine/InstCombineInternal.h +++ b/llvm/lib/Transforms/InstCombine/InstCombineInternal.h @@ -82,8 +82,8 @@ class User; /// 5 -> Other instructions static inline unsigned getComplexity(Value *V) { if (isa<Instruction>(V)) { - if (isa<CastInst>(V) || BinaryOperator::isNeg(V) || - BinaryOperator::isFNeg(V) || BinaryOperator::isNot(V)) + if (isa<CastInst>(V) || match(V, m_Neg(m_Value())) || + match(V, m_Not(m_Value())) || match(V, m_FNeg(m_Value()))) return 4; return 5; } |
