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Update memdep when load PRE inserts a new load, and add some debug output.

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I don't have a small testcase for this.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96890 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson 2010-02-23 05:55:00 +00:00
parent 6eb3012b45
commit 188f428e4e
1 changed files with 2 additions and 0 deletions
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lib/Transforms/Scalar/GVN.cpp
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@ -1707,6 +1707,8 @@ bool GVN::processNonLocalLoad(LoadInst *LI,
// Add the newly created load.
ValuesPerBlock.push_back(AvailableValueInBlock::get(UnavailablePred,
NewLoad));
MD->invalidateCachedPointerInfo(LoadPtr);
DEBUG(dbgs() << "GVN INSERTED " << *NewLoad << '\n');
}
// Perform PHI construction.