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Fix one more place where debug info affected

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codegen (speculative execution).



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66859 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen 2009-03-13 01:05:24 +00:00
parent ee167a729e
commit 990afedb3a
1 changed files with 5 additions and 2 deletions
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7
lib/Transforms/Utils/SimplifyCFG.cpp
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@ -1069,9 +1069,12 @@ static bool SpeculativelyExecuteBB(BranchInst *BI, BasicBlock *BB1) {
}
// If we get here, we can hoist the instruction. Try to place it
// before the icmp instruction preceeding the conditional branch.
// before the icmp instruction preceding the conditional branch.
BasicBlock::iterator InsertPos = BI;
if (InsertPos != BIParent->begin())
if (InsertPos != BIParent->begin())
--InsertPos;
// Skip debug info between condition and branch.
while (InsertPos != BIParent->begin() && isa<DbgInfoIntrinsic>(InsertPos))
--InsertPos;
if (InsertPos == BrCond && !isa<PHINode>(BrCond)) {
SmallPtrSet<Instruction *, 4> BB1Insns;