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Duncan points out that the subtraction is unneeded since hte code

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knows the vector is not pow2


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44740 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2007-12-09 17:56:34 +00:00
parent 38200692fa
commit 46a6e79e60
1 changed files with 1 additions and 1 deletions
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2
lib/CodeGen/SelectionDAG/LegalizeTypesSplit.cpp
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@@ -27,7 +27,7 @@ static void GetSplitDestVTs(MVT::ValueType InVT,
NumElements >>= 1; NumElements >>= 1;
Lo = Hi = MVT::getVectorType(NewEltVT, NumElements); Lo = Hi = MVT::getVectorType(NewEltVT, NumElements);
} else { // Non-power-of-two vectors. } else { // Non-power-of-two vectors.
unsigned NewNumElts_Lo = 1 << Log2_32(NumElements-1); unsigned NewNumElts_Lo = 1 << Log2_32(NumElements);
unsigned NewNumElts_Hi = NumElements - NewNumElts_Lo; unsigned NewNumElts_Hi = NumElements - NewNumElts_Lo;
Lo = MVT::getVectorType(NewEltVT, NewNumElts_Lo); Lo = MVT::getVectorType(NewEltVT, NewNumElts_Lo);
Hi = MVT::getVectorType(NewEltVT, NewNumElts_Hi); Hi = MVT::getVectorType(NewEltVT, NewNumElts_Hi);