Actually privatize a IntegerTypes, and fix a few bugs exposed by this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78955 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 53 insertions, 1 deletions

diff --git a/lib/VMCore/LLVMContextImpl.h b/lib/VMCore/LLVMContextImpl.h
index 30a7fc4..9c48fbe 100644
--- a/lib/VMCore/LLVMContextImpl.h
+++ b/lib/VMCore/LLVMContextImpl.h
@@ -137,8 +137,60 @@ public:
   TypeMap<PointerValType, PointerType> PointerTypes;
   TypeMap<FunctionValType, FunctionType> FunctionTypes;
   TypeMap<StructValType, StructType> StructTypes;
+  TypeMap<IntegerValType, IntegerType> IntegerTypes;
   
-  LLVMContextImpl() : TheTrueVal(0), TheFalseVal(0) { }
+  const Type *VoidTy;
+  const Type *LabelTy;
+  const Type *FloatTy;
+  const Type *DoubleTy;
+  const Type *MetadataTy;
+  const Type *X86_FP80Ty;
+  const Type *FP128Ty;
+  const Type *PPC_FP128Ty;
+  
+  const IntegerType *Int1Ty;
+  const IntegerType *Int8Ty;
+  const IntegerType *Int16Ty;
+  const IntegerType *Int32Ty;
+  const IntegerType *Int64Ty;
+  
+  LLVMContextImpl(LLVMContext &C) : TheTrueVal(0), TheFalseVal(0),
+    VoidTy(new Type(C, Type::VoidTyID)),
+    LabelTy(new Type(C, Type::LabelTyID)),
+    FloatTy(new Type(C, Type::FloatTyID)),
+    DoubleTy(new Type(C, Type::DoubleTyID)),
+    MetadataTy(new Type(C, Type::MetadataTyID)),
+    X86_FP80Ty(new Type(C, Type::X86_FP80TyID)),
+    FP128Ty(new Type(C, Type::FP128TyID)),
+    PPC_FP128Ty(new Type(C, Type::PPC_FP128TyID)),
+    Int1Ty(new IntegerType(C, 1)),
+    Int8Ty(new IntegerType(C, 8)),
+    Int16Ty(new IntegerType(C, 16)),
+    Int32Ty(new IntegerType(C, 32)),
+    Int64Ty(new IntegerType(C, 64)) { }
+  
+  ~LLVMContextImpl() {
+    // In principle, we should delete the member types here.  However,
+    // this causes destruction order issues with the types in the TypeMaps.
+    // For now, just leak this, which is at least not a regression from the
+    // previous behavior, though still undesirable.
+#if 0
+    delete VoidTy;
+    delete LabelTy;
+    delete FloatTy;
+    delete DoubleTy;
+    delete MetadataTy;
+    delete X86_FP80Ty;
+    delete FP128Ty;
+    delete PPC_FP128Ty;
+    
+    delete Int1Ty;
+    delete Int8Ty;
+    delete Int16Ty;
+    delete Int32Ty;
+    delete Int64Ty;
+#endif
+  }
 };
 
 }