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These splits should be done whether they are critical edges or not. 

llvm-svn: 138697
This commit is contained in:
Bill Wendling 2011-08-27 04:40:37 +00:00
parent bd0a6019a2
commit 4707d37ac9
1 changed files with 8 additions and 16 deletions
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24
llvm/lib/CodeGen/SjLjEHPrepare.cpp
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@ -145,14 +145,10 @@ void SjLjEHPass::markInvokeCallSite(InvokeInst *II, int InvokeNo,
if (isa<PHINode>(II->getUnwindDest()->begin())) {
// FIXME: New EH - This if-condition will be always true in the new scheme.
if (II->getUnwindDest()->isLandingPad()) {
if (isCriticalEdge(II, 1)) {
SmallVector<BasicBlock*, 2> NewBBs;
SplitLandingPadPredecessors(II->getUnwindDest(), II->getParent(),
".1", ".2", this, NewBBs);
LPadSuccMap[II] = *succ_begin(NewBBs[0]);
} else {
LPadSuccMap[II] = II->getUnwindDest();
}
SmallVector<BasicBlock*, 2> NewBBs;
SplitLandingPadPredecessors(II->getUnwindDest(), II->getParent(),
".1", ".2", this, NewBBs);
LPadSuccMap[II] = *succ_begin(NewBBs[0]);
} else {
SplitCriticalEdge(II, 1, this);
}
@ -206,14 +202,10 @@ splitLiveRangesAcrossInvokes(SmallVector<InvokeInst*,16> &Invokes) {
// FIXME: New EH - This if-condition will be always true in the new scheme.
if (II->getUnwindDest()->isLandingPad()) {
if (isCriticalEdge(II, 1)) {
SmallVector<BasicBlock*, 2> NewBBs;
SplitLandingPadPredecessors(II->getUnwindDest(), II->getParent(),
".1", ".2", this, NewBBs);
LPadSuccMap[II] = *succ_begin(NewBBs[0]);
} else {
LPadSuccMap[II] = II->getUnwindDest();
}
SmallVector<BasicBlock*, 2> NewBBs;
SplitLandingPadPredecessors(II->getUnwindDest(), II->getParent(),
".1", ".2", this, NewBBs);
LPadSuccMap[II] = *succ_begin(NewBBs[0]);
} else {
SplitCriticalEdge(II, 1, this);
}