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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@236048 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Kaylor 2015-04-28 22:01:51 +00:00
parent 7aff72189a
commit 63ca5d6589
1 changed files with 19 additions and 18 deletions
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37
lib/CodeGen/WinEHPrepare.cpp
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@ -250,8 +250,8 @@ public:
BasicBlock *NewBB) override;
CloningAction handleResume(ValueToValueMapTy &VMap, const ResumeInst *Resume,
BasicBlock *NewBB) override;
CloningAction handleCompare(ValueToValueMapTy &VMap,
const CmpInst *Compare, BasicBlock *NewBB) override;
CloningAction handleCompare(ValueToValueMapTy &VMap, const CmpInst *Compare,
BasicBlock *NewBB) override;
CloningAction handleLandingPad(ValueToValueMapTy &VMap,
const LandingPadInst *LPad,
BasicBlock *NewBB) override;
@ -288,8 +288,8 @@ public:
BasicBlock *NewBB) override;
CloningAction handleResume(ValueToValueMapTy &VMap, const ResumeInst *Resume,
BasicBlock *NewBB) override;
CloningAction handleCompare(ValueToValueMapTy &VMap,
const CmpInst *Compare, BasicBlock *NewBB) override;
CloningAction handleCompare(ValueToValueMapTy &VMap, const CmpInst *Compare,
BasicBlock *NewBB) override;
CloningAction handleLandingPad(ValueToValueMapTy &VMap,
const LandingPadInst *LPad,
BasicBlock *NewBB) override;
@ -441,7 +441,7 @@ void WinEHPrepare::findCXXEHReturnPoints(
BasicBlock *BB = BBI;
for (Instruction &I : *BB) {
if (match(&I, m_Intrinsic<Intrinsic::eh_begincatch>())) {
Instruction *SplitPt =
Instruction *SplitPt =
findBeginCatchSplitPoint(BB, cast<IntrinsicInst>(&I));
if (SplitPt) {
// Split the block before the llvm.eh.begincatch call to allow
@ -545,8 +545,8 @@ void WinEHPrepare::demoteValuesLiveAcrossHandlers(
dbgs() << " " << BB->getName() << '\n';
});
// Join points should not have phis at this point, unless they are a
// landingpad, in which case we will demote their phis later.
// Join points should not have phis at this point, unless they are a
// landingpad, in which case we will demote their phis later.
#ifndef NDEBUG
for (BasicBlock *BB : EHReturnBlocks)
assert((BB->isLandingPad() || !isa<PHINode>(BB->begin())) &&
@ -1096,8 +1096,8 @@ static BasicBlock *createStubLandingPad(Function *Handler,
Type::getInt32Ty(Context), nullptr),
PersonalityFn, 0);
// Insert a call to llvm.eh.actions so that we don't try to outline this lpad.
Function *ActionIntrin = Intrinsic::getDeclaration(Handler->getParent(),
Intrinsic::eh_actions);
Function *ActionIntrin =
Intrinsic::getDeclaration(Handler->getParent(), Intrinsic::eh_actions);
Builder.CreateCall(ActionIntrin, "recover");
LPad->setCleanup(true);
Builder.CreateUnreachable();
@ -1237,7 +1237,7 @@ bool WinEHPrepare::outlineHandler(ActionHandler *Action, Function *SrcFn,
// list. We can recognize it, however, as the cloned block which has no
// predecessors. Any other block wouldn't have been cloned if it didn't
// have a predecessor which was also cloned.
Function::iterator ClonedIt = std::next(Function::iterator(Entry));
Function::iterator ClonedIt = std::next(Function::iterator(Entry));
while (!pred_empty(ClonedIt))
++ClonedIt;
BasicBlock *ClonedEntryBB = ClonedIt;
@ -1544,7 +1544,8 @@ WinEHCatchDirector::handleCompare(ValueToValueMapTy &VMap,
const IntrinsicInst *IntrinCall = nullptr;
if (match(Compare->getOperand(0), m_Intrinsic<Intrinsic::eh_typeid_for>())) {
IntrinCall = dyn_cast<IntrinsicInst>(Compare->getOperand(0));
} else if (match(Compare->getOperand(1), m_Intrinsic<Intrinsic::eh_typeid_for>())) {
} else if (match(Compare->getOperand(1),
m_Intrinsic<Intrinsic::eh_typeid_for>())) {
IntrinCall = dyn_cast<IntrinsicInst>(Compare->getOperand(1));
}
if (IntrinCall) {
@ -1553,8 +1554,7 @@ WinEHCatchDirector::handleCompare(ValueToValueMapTy &VMap,
// on the filter function we intend to match.
if (Selector == CurrentSelector->stripPointerCasts()) {
VMap[Compare] = ConstantInt::get(SelectorIDType, 1);
}
else {
} else {
VMap[Compare] = ConstantInt::get(SelectorIDType, 0);
}
return CloningDirector::SkipInstruction;
@ -1657,7 +1657,6 @@ WinEHCleanupDirector::handleCompare(ValueToValueMapTy &VMap,
return CloningDirector::SkipInstruction;
}
return CloningDirector::CloneInstruction;
}
WinEHFrameVariableMaterializer::WinEHFrameVariableMaterializer(
@ -1754,7 +1753,8 @@ void WinEHPrepare::mapLandingPadBlocks(LandingPadInst *LPad,
// See if the clause we're looking for is a catch-all.
// If so, the catch begins immediately.
Constant *ExpectedSelector = LPad->getClause(HandlersFound)->stripPointerCasts();
Constant *ExpectedSelector =
LPad->getClause(HandlersFound)->stripPointerCasts();
if (isa<ConstantPointerNull>(ExpectedSelector)) {
// The catch all must occur last.
assert(HandlersFound == NumClauses - 1);
@ -1765,7 +1765,7 @@ void WinEHPrepare::mapLandingPadBlocks(LandingPadInst *LPad,
Constant *Selector;
while (BB && isSelectorDispatch(BB, CatchBlock, Selector, NextBB)) {
DEBUG(dbgs() << " Found extra catch dispatch in block "
<< CatchBlock->getName() << "\n");
<< CatchBlock->getName() << "\n");
BB = NextBB;
}
@ -1996,7 +1996,7 @@ void WinEHPrepare::findCleanupHandlers(LandingPadActions &Actions,
if (auto *Action = CleanupHandlerMap[BB]) {
Actions.insertCleanupHandler(Action);
DEBUG(dbgs() << " Found cleanup code in block "
<< Action->getStartBlock()->getName() << "\n");
<< Action->getStartBlock()->getName() << "\n");
// FIXME: This cleanup might chain into another, and we need to discover
// that.
return;
@ -2130,7 +2130,8 @@ void WinEHPrepare::findCleanupHandlers(LandingPadActions &Actions,
cast<InvokeInst>(FinallyCall.getInstruction())->getNormalDest();
} else {
SuccBB = BB->getUniqueSuccessor();
assert(SuccBB && "splitOutlinedFinallyCalls didn't insert a branch");
assert(SuccBB &&
"splitOutlinedFinallyCalls didn't insert a branch");
}
}
BB = SuccBB;