diff options
author | Anat Shemer <anat.shemer@intel.com> | 2013-04-18 19:56:44 +0000 |
---|---|---|
committer | Anat Shemer <anat.shemer@intel.com> | 2013-04-18 19:56:44 +0000 |
commit | 86dc3f3739eedc26f2fd1f6ade1633c1fa84bd7d (patch) | |
tree | d6fb62e5c535dbe6b5d9d104c705fc8ea7eb7dfc /lib/Transforms/InstCombine | |
parent | 4bfeee1302eaeb6cf8f4248e3bb4fdf31a11dce1 (diff) | |
download | llvm-86dc3f3739eedc26f2fd1f6ade1633c1fa84bd7d.tar.gz llvm-86dc3f3739eedc26f2fd1f6ade1633c1fa84bd7d.tar.bz2 llvm-86dc3f3739eedc26f2fd1f6ade1633c1fa84bd7d.tar.xz |
In the function InstCombiner::visitExtractElementInst() removed the limitation that extract is promoted over a cast only if the cast has only one use.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179786 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/InstCombine')
-rw-r--r-- | lib/Transforms/InstCombine/InstCombineVectorOps.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/Transforms/InstCombine/InstCombineVectorOps.cpp b/lib/Transforms/InstCombine/InstCombineVectorOps.cpp index d13c2af472..79e16f13ad 100644 --- a/lib/Transforms/InstCombine/InstCombineVectorOps.cpp +++ b/lib/Transforms/InstCombine/InstCombineVectorOps.cpp @@ -278,10 +278,10 @@ Instruction *InstCombiner::visitExtractElementInst(ExtractElementInst &EI) { } else if (CastInst *CI = dyn_cast<CastInst>(I)) { // Canonicalize extractelement(cast) -> cast(extractelement) // bitcasts can change the number of vector elements and they cost nothing - if (CI->hasOneUse() && EI.hasOneUse() && - (CI->getOpcode() != Instruction::BitCast)) { - Value *EE = Builder->CreateExtractElement(CI->getOperand(0), - EI.getIndexOperand()); + if (CI->hasOneUse() && (CI->getOpcode() != Instruction::BitCast)) { + Value *EE = InsertNewInstWith( + ExtractElementInst::Create(CI->getOperand(0), EI.getIndexOperand()), + *CI); return CastInst::Create(CI->getOpcode(), EE, EI.getType()); } } |