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Privatize the StructType table, which unfortunately involves routing contexts through a number of APIs.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78258 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2009-08-05 23:16:16 +00:00
parent 70cd88fb7b
commit d7f2a6cb3f
18 changed files with 84 additions and 58 deletions
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lib/CodeGen/ShadowStackGC.cpp
+5 -5
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@@ -206,12 +206,12 @@ Constant *ShadowStackGC::GetFrameMap(Function &F) {
};
Constant *DescriptorElts[] = {
ConstantStruct::get(BaseElts, 2),
ConstantStruct::get(F.getContext(), BaseElts, 2),
ConstantArray::get(ArrayType::get(VoidPtr, NumMeta),
Metadata.begin(), NumMeta)
};
Constant *FrameMap = ConstantStruct::get(DescriptorElts, 2);
Constant *FrameMap = ConstantStruct::get(F.getContext(), DescriptorElts, 2);
std::string TypeName("gc_map.");
TypeName += utostr(NumMeta);
@@ -245,7 +245,7 @@ const Type* ShadowStackGC::GetConcreteStackEntryType(Function &F) {
EltTys.push_back(StackEntryTy);
for (size_t I = 0; I != Roots.size(); I++)
EltTys.push_back(Roots[I].second->getAllocatedType());
Type *Ty = StructType::get(EltTys);
Type *Ty = StructType::get(F.getContext(), EltTys);
std::string TypeName("gc_stackentry.");
TypeName += F.getName();
@@ -265,7 +265,7 @@ bool ShadowStackGC::initializeCustomLowering(Module &M) {
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.
StructType *FrameMapTy = StructType::get(EltTys);
StructType *FrameMapTy = StructType::get(M.getContext(), EltTys);
M.addTypeName("gc_map", FrameMapTy);
PointerType *FrameMapPtrTy = PointerType::getUnqual(FrameMapTy);
@@ -279,7 +279,7 @@ bool ShadowStackGC::initializeCustomLowering(Module &M) {
EltTys.clear();
EltTys.push_back(PointerType::getUnqual(RecursiveTy));
EltTys.push_back(FrameMapPtrTy);
PATypeHolder LinkTyH = StructType::get(EltTys);
PATypeHolder LinkTyH = StructType::get(M.getContext(), EltTys);
RecursiveTy->refineAbstractTypeTo(LinkTyH.get());
StackEntryTy = cast<StructType>(LinkTyH.get());