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Fix bug in TRI::getCommonSuperRegClass().

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Test cases for this code are coming. It is not used for anything yet.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156327 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2012-05-07 21:59:31 +00:00
parent 713e953118
commit 9b23d57dc4
1 changed files with 1 additions and 0 deletions
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lib/Target/TargetRegisterInfo.cpp
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@ -207,6 +207,7 @@ getCommonSuperRegClass(const TargetRegisterClass *RCA, unsigned SubA,
unsigned *BestPreB = &PreB;
if (RCA->getSize() < RCB->getSize()) {
std::swap(RCA, RCB);
std::swap(SubA, SubB);
std::swap(BestPreA, BestPreB);
}