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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2013-01-09 18:12:03 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2013-01-09 18:12:03 +0000 |
| commit | d9cc865787d673a8d1021d0b9659fd438feba845 (patch) | |
| tree | ad03fc51a9930de1119408a9229deae295953723 /lib/Transforms/Scalar/LICM.cpp | |
| parent | 12cd49ae1d3c8f45f3e41b6cce681b667b99ef07 (diff) | |
| download | external_llvm-d9cc865787d673a8d1021d0b9659fd438feba845.zip external_llvm-d9cc865787d673a8d1021d0b9659fd438feba845.tar.gz external_llvm-d9cc865787d673a8d1021d0b9659fd438feba845.tar.bz2 | |
LICM: Hoist insertvalue/extractvalue out of loops.
Fixes PR14854.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171984 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/LICM.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/LICM.cpp | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/lib/Transforms/Scalar/LICM.cpp b/lib/Transforms/Scalar/LICM.cpp index dc6bef7..f94cd2a 100644 --- a/lib/Transforms/Scalar/LICM.cpp +++ b/lib/Transforms/Scalar/LICM.cpp @@ -440,13 +440,12 @@ bool LICM::canSinkOrHoistInst(Instruction &I) { } // Only these instructions are hoistable/sinkable. - bool HoistableKind = (isa<BinaryOperator>(I) || isa<CastInst>(I) || - isa<SelectInst>(I) || isa<GetElementPtrInst>(I) || - isa<CmpInst>(I) || isa<InsertElementInst>(I) || - isa<ExtractElementInst>(I) || - isa<ShuffleVectorInst>(I)); - if (!HoistableKind) - return false; + if (!isa<BinaryOperator>(I) && !isa<CastInst>(I) && !isa<SelectInst>(I) && + !isa<GetElementPtrInst>(I) && !isa<CmpInst>(I) && + !isa<InsertElementInst>(I) && !isa<ExtractElementInst>(I) && + !isa<ShuffleVectorInst>(I) && !isa<ExtractValueInst>(I) && + !isa<InsertValueInst>(I)) + return false; return isSafeToExecuteUnconditionally(I); } |