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| author | Eli Friedman <eli.friedman@gmail.com> | 2009-07-14 02:01:53 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2009-07-14 02:01:53 +0000 |
| commit | b468709c917c27059100dc77e6c3b024bdfc3484 (patch) | |
| tree | 8c962aabe75753871da0ec47899860eb9fa521fc /lib/Transforms | |
| parent | f6bc4ae4a1a2dbf986099ab7b74106e8d273cbe1 (diff) | |
| download | external_llvm-b468709c917c27059100dc77e6c3b024bdfc3484.zip external_llvm-b468709c917c27059100dc77e6c3b024bdfc3484.tar.gz external_llvm-b468709c917c27059100dc77e6c3b024bdfc3484.tar.bz2 | |
Fix trivial todo in instcombine.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75586 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/InstructionCombining.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp index 838b33c..864b2fa 100644 --- a/lib/Transforms/Scalar/InstructionCombining.cpp +++ b/lib/Transforms/Scalar/InstructionCombining.cpp @@ -2702,7 +2702,8 @@ Instruction *InstCombiner::visitMul(BinaryOperator &I) { Context->getConstantInt(Op0->getType(), Val.logBase2())); } } else if (isa<VectorType>(Op1->getType())) { - // TODO: If Op1 is all zeros and Op0 is all finite, return all zeros. + if (Op1->isNullValue()) + return ReplaceInstUsesWith(I, Op1); if (ConstantVector *Op1V = dyn_cast<ConstantVector>(Op1)) { if (Op1V->isAllOnesValue()) // X * -1 == 0 - X |