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Whitespace cleanup.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161788 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2012-08-13 21:20:43 +00:00
parent 786556c268
commit 6d86f3cdfc
1 changed files with 7 additions and 7 deletions
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14
lib/CodeGen/StackProtector.cpp
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@ -47,7 +47,7 @@ namespace {
Function *F; Function *F;
Module *M; Module *M;
DominatorTree* DT; DominatorTree *DT;
/// InsertStackProtectors - Insert code into the prologue and epilogue of /// InsertStackProtectors - Insert code into the prologue and epilogue of
/// the function. /// the function.
@ -71,8 +71,8 @@ namespace {
} }
StackProtector(const TargetLowering *tli) StackProtector(const TargetLowering *tli)
: FunctionPass(ID), TLI(tli) { : FunctionPass(ID), TLI(tli) {
initializeStackProtectorPass(*PassRegistry::getPassRegistry()); initializeStackProtectorPass(*PassRegistry::getPassRegistry());
} }
virtual void getAnalysisUsage(AnalysisUsage &AU) const { virtual void getAnalysisUsage(AnalysisUsage &AU) const {
AU.addPreserved<DominatorTree>(); AU.addPreserved<DominatorTree>();
@ -96,7 +96,7 @@ bool StackProtector::runOnFunction(Function &Fn) {
DT = getAnalysisIfAvailable<DominatorTree>(); DT = getAnalysisIfAvailable<DominatorTree>();
if (!RequiresStackProtector()) return false; if (!RequiresStackProtector()) return false;
return InsertStackProtectors(); return InsertStackProtectors();
} }
@ -168,17 +168,17 @@ bool StackProtector::InsertStackProtectors() {
// StackGuardSlot = alloca i8* // StackGuardSlot = alloca i8*
// StackGuard = load __stack_chk_guard // StackGuard = load __stack_chk_guard
// call void @llvm.stackprotect.create(StackGuard, StackGuardSlot) // call void @llvm.stackprotect.create(StackGuard, StackGuardSlot)
// //
PointerType *PtrTy = Type::getInt8PtrTy(RI->getContext()); PointerType *PtrTy = Type::getInt8PtrTy(RI->getContext());
unsigned AddressSpace, Offset; unsigned AddressSpace, Offset;
if (TLI->getStackCookieLocation(AddressSpace, Offset)) { if (TLI->getStackCookieLocation(AddressSpace, Offset)) {
Constant *OffsetVal = Constant *OffsetVal =
ConstantInt::get(Type::getInt32Ty(RI->getContext()), Offset); ConstantInt::get(Type::getInt32Ty(RI->getContext()), Offset);
StackGuardVar = ConstantExpr::getIntToPtr(OffsetVal, StackGuardVar = ConstantExpr::getIntToPtr(OffsetVal,
PointerType::get(PtrTy, AddressSpace)); PointerType::get(PtrTy, AddressSpace));
} else { } else {
StackGuardVar = M->getOrInsertGlobal("__stack_chk_guard", PtrTy); StackGuardVar = M->getOrInsertGlobal("__stack_chk_guard", PtrTy);
} }
BasicBlock &Entry = F->getEntryBlock(); BasicBlock &Entry = F->getEntryBlock();