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back out r101423 and r101397, they break llvm-gcc self-host on darwin10

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101434 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gabor Greif
2010-04-16 01:16:20 +00:00
parent 5f0378251c
commit 607a7ab3da
44 changed files with 586 additions and 577 deletions
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14
lib/CodeGen/ShadowStackGC.cpp
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@ -158,9 +158,9 @@ namespace {
// Create a new invoke instruction.
Args.clear();
Args.append(CI->op_begin(), CI->op_end() - 1);
Args.append(CI->op_begin() + 1, CI->op_end());
InvokeInst *II = InvokeInst::Create(CI->getCalledValue(),
InvokeInst *II = InvokeInst::Create(CI->getOperand(0),
NewBB, CleanupBB,
Args.begin(), Args.end(),
CI->getName(), CallBB);
@ -194,7 +194,7 @@ Constant *ShadowStackGC::GetFrameMap(Function &F) {
unsigned NumMeta = 0;
SmallVector<Constant*,16> Metadata;
for (unsigned I = 0; I != Roots.size(); ++I) {
Constant *C = cast<Constant>(Roots[I].first->getOperand(1));
Constant *C = cast<Constant>(Roots[I].first->getOperand(2));
if (!C->isNullValue())
NumMeta = I + 1;
Metadata.push_back(ConstantExpr::getBitCast(C, VoidPtr));
@ -322,16 +322,16 @@ void ShadowStackGC::CollectRoots(Function &F) {
assert(Roots.empty() && "Not cleaned up?");
SmallVector<std::pair<CallInst*, AllocaInst*>,16> MetaRoots;
SmallVector<std::pair<CallInst*,AllocaInst*>,16> MetaRoots;
for (Function::iterator BB = F.begin(), E = F.end(); BB != E; ++BB)
for (BasicBlock::iterator II = BB->begin(), E = BB->end(); II != E;)
if (IntrinsicInst *CI = dyn_cast<IntrinsicInst>(II++))
if (Function *F = CI->getCalledFunction())
if (F->getIntrinsicID() == Intrinsic::gcroot) {
std::pair<CallInst*, AllocaInst*> Pair = std::make_pair(
CI, cast<AllocaInst>(CI->getOperand(0)->stripPointerCasts()));
if (IsNullValue(CI->getOperand(1)))
std::pair<CallInst*,AllocaInst*> Pair = std::make_pair(
CI, cast<AllocaInst>(CI->getOperand(1)->stripPointerCasts()));
if (IsNullValue(CI->getOperand(2)))
Roots.push_back(Pair);
else
MetaRoots.push_back(Pair);