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Fix Duraid's changes to work when TLI is null. This fixes the failing

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lowerinvoke regtests.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30115 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-09-05 17:48:07 +00:00
parent 7acf5f39fe
commit 97d2dbd100
1 changed files with 7 additions and 3 deletions
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10
lib/Transforms/Utils/LowerInvoke.cpp
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@ -113,7 +113,9 @@ bool LowerInvoke::doInitialization(Module &M) {
AbortMessage = 0;
if (ExpensiveEHSupport) {
// Insert a type for the linked list of jump buffers.
const Type *JmpBufTy = ArrayType::get(VoidPtrTy, TLI->getJumpBufSize());
unsigned JBSize = TLI ? TLI->getJumpBufSize() : 0;
JBSize = JBSize ? JBSize : 200;
const Type *JmpBufTy = ArrayType::get(VoidPtrTy, JBSize);
{ // The type is recursive, so use a type holder.
std::vector<const Type*> Elements;
@ -130,11 +132,12 @@ bool LowerInvoke::doInitialization(Module &M) {
// Now that we've done that, insert the jmpbuf list head global, unless it
// already exists.
if (!(JBListHead = M.getGlobalVariable("llvm.sjljeh.jblist", PtrJBList)))
if (!(JBListHead = M.getGlobalVariable("llvm.sjljeh.jblist", PtrJBList))) {
JBListHead = new GlobalVariable(PtrJBList, false,
GlobalValue::LinkOnceLinkage,
Constant::getNullValue(PtrJBList),
"llvm.sjljeh.jblist", &M);
}
SetJmpFn = M.getOrInsertFunction("llvm.setjmp", Type::IntTy,
PointerType::get(JmpBufTy), (Type *)0);
LongJmpFn = M.getOrInsertFunction("llvm.longjmp", Type::VoidTy,
@ -452,8 +455,9 @@ bool LowerInvoke::insertExpensiveEHSupport(Function &F) {
// Create an alloca for the incoming jump buffer ptr and the new jump buffer
// that needs to be restored on all exits from the function. This is an
// alloca because the value needs to be live across invokes.
unsigned Align = TLI ? TLI->getJumpBufAlignment() : 0;
AllocaInst *JmpBuf =
new AllocaInst(JBLinkTy, 0, TLI->getJumpBufAlignment(), "jblink", F.begin()->begin());
new AllocaInst(JBLinkTy, 0, Align, "jblink", F.begin()->begin());
std::vector<Value*> Idx;
Idx.push_back(Constant::getNullValue(Type::IntTy));