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Push LLVMContexts through the IntegerType APIs.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78948 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2009-08-13 21:58:54 +00:00
parent d163e8b14c
commit 1d0be15f89
160 changed files with 1984 additions and 1597 deletions
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33
lib/CodeGen/ShadowStackGC.cpp
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@@ -138,8 +138,9 @@ namespace {
return 0;
// Create a cleanup block.
BasicBlock *CleanupBB = BasicBlock::Create(CleanupBBName, &F);
UnwindInst *UI = new UnwindInst(CleanupBB);
BasicBlock *CleanupBB = BasicBlock::Create(F.getContext(),
CleanupBBName, &F);
UnwindInst *UI = new UnwindInst(F.getContext(), CleanupBB);
// Transform the 'call' instructions into 'invoke's branching to the
// cleanup block. Go in reverse order to make prettier BB names.
@@ -188,7 +189,7 @@ ShadowStackGC::ShadowStackGC() : Head(0), StackEntryTy(0) {
Constant *ShadowStackGC::GetFrameMap(Function &F) {
// doInitialization creates the abstract type of this value.
Type *VoidPtr = PointerType::getUnqual(Type::Int8Ty);
Type *VoidPtr = PointerType::getUnqual(Type::getInt8Ty(F.getContext()));
// Truncate the ShadowStackDescriptor if some metadata is null.
unsigned NumMeta = 0;
@@ -201,8 +202,8 @@ Constant *ShadowStackGC::GetFrameMap(Function &F) {
}
Constant *BaseElts[] = {
ConstantInt::get(Type::Int32Ty, Roots.size(), false),
ConstantInt::get(Type::Int32Ty, NumMeta, false),
ConstantInt::get(Type::getInt32Ty(F.getContext()), Roots.size(), false),
ConstantInt::get(Type::getInt32Ty(F.getContext()), NumMeta, false),
};
Constant *DescriptorElts[] = {
@@ -234,8 +235,10 @@ Constant *ShadowStackGC::GetFrameMap(Function &F) {
GlobalVariable::InternalLinkage,
FrameMap, "__gc_" + F.getName());
Constant *GEPIndices[2] = { ConstantInt::get(Type::Int32Ty, 0),
ConstantInt::get(Type::Int32Ty, 0) };
Constant *GEPIndices[2] = {
ConstantInt::get(Type::getInt32Ty(F.getContext()), 0),
ConstantInt::get(Type::getInt32Ty(F.getContext()), 0)
};
return ConstantExpr::getGetElementPtr(GV, GEPIndices, 2);
}
@@ -263,8 +266,10 @@ bool ShadowStackGC::initializeCustomLowering(Module &M) {
// void *Meta[]; // May be absent for roots without metadata.
// };
std::vector<const Type*> EltTys;
EltTys.push_back(Type::Int32Ty); // 32 bits is ok up to a 32GB stack frame. :)
EltTys.push_back(Type::Int32Ty); // Specifies length of variable length array.
// 32 bits is ok up to a 32GB stack frame. :)
EltTys.push_back(Type::getInt32Ty(M.getContext()));
// Specifies length of variable length array.
EltTys.push_back(Type::getInt32Ty(M.getContext()));
StructType *FrameMapTy = StructType::get(M.getContext(), EltTys);
M.addTypeName("gc_map", FrameMapTy);
PointerType *FrameMapPtrTy = PointerType::getUnqual(FrameMapTy);
@@ -340,9 +345,9 @@ void ShadowStackGC::CollectRoots(Function &F) {
GetElementPtrInst *
ShadowStackGC::CreateGEP(LLVMContext &Context, IRBuilder<> &B, Value *BasePtr,
int Idx, int Idx2, const char *Name) {
Value *Indices[] = { ConstantInt::get(Type::Int32Ty, 0),
ConstantInt::get(Type::Int32Ty, Idx),
ConstantInt::get(Type::Int32Ty, Idx2) };
Value *Indices[] = { ConstantInt::get(Type::getInt32Ty(Context), 0),
ConstantInt::get(Type::getInt32Ty(Context), Idx),
ConstantInt::get(Type::getInt32Ty(Context), Idx2) };
Value* Val = B.CreateGEP(BasePtr, Indices, Indices + 3, Name);
assert(isa<GetElementPtrInst>(Val) && "Unexpected folded constant");
@@ -353,8 +358,8 @@ ShadowStackGC::CreateGEP(LLVMContext &Context, IRBuilder<> &B, Value *BasePtr,
GetElementPtrInst *
ShadowStackGC::CreateGEP(LLVMContext &Context, IRBuilder<> &B, Value *BasePtr,
int Idx, const char *Name) {
Value *Indices[] = { ConstantInt::get(Type::Int32Ty, 0),
ConstantInt::get(Type::Int32Ty, Idx) };
Value *Indices[] = { ConstantInt::get(Type::getInt32Ty(Context), 0),
ConstantInt::get(Type::getInt32Ty(Context), Idx) };
Value *Val = B.CreateGEP(BasePtr, Indices, Indices + 2, Name);
assert(isa<GetElementPtrInst>(Val) && "Unexpected folded constant");