X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FDerivedTypes.h;h=721c603314b2916bd7f221bac9fd7ef2156085eb;hb=f78081145695baa5d0b004e674c4561245b13b52;hp=e7b226be7b5f9f91a254c9bf8f7d9571da426ba4;hpb=12ddd409535b52a7fa5157ded9a4cedd161fedb6;p=oota-llvm.git

diff --git a/include/llvm/DerivedTypes.h b/include/llvm/DerivedTypes.h
index e7b226be7b5..721c603314b 100644
--- a/include/llvm/DerivedTypes.h
+++ b/include/llvm/DerivedTypes.h
@@ -9,7 +9,7 @@
 //
 // This file contains the declarations of classes that represent "derived
 // types".  These are things like "arrays of x" or "structure of x, y, z" or
-// "method returning x taking (y,z) as parameters", etc...
+// "function returning x taking (y,z) as parameters", etc...
 //
 // The implementations of these classes live in the Type.cpp file.
 //
@@ -19,6 +19,7 @@
 #define LLVM_DERIVED_TYPES_H
 
 #include "llvm/Type.h"
+#include "llvm/System/DataTypes.h"
 
 namespace llvm {
 
@@ -37,7 +38,7 @@ class DerivedType : public Type {
   friend class Type;
 
 protected:
-  explicit DerivedType(TypeID id) : Type(id) {}
+  explicit DerivedType(LLVMContext &C, TypeID id) : Type(C, id) {}
 
   /// notifyUsesThatTypeBecameConcrete - Notify AbstractTypeUsers of this type
   /// that the current type has transitioned from being abstract to being
@@ -51,10 +52,6 @@ protected:
   ///
   void dropAllTypeUses();
 
-  /// unlockedRefineAbstractTypeTo - Internal version of refineAbstractTypeTo
-  /// that performs no locking.  Only used for internal recursion.
-  void unlockedRefineAbstractTypeTo(const Type *NewType);
-  
 public:
 
   //===--------------------------------------------------------------------===//
@@ -83,8 +80,11 @@ public:
 /// Int64Ty.
 /// @brief Integer representation type
 class IntegerType : public DerivedType {
+  friend class LLVMContextImpl;
+  
 protected:
-  explicit IntegerType(unsigned NumBits) : DerivedType(IntegerTyID) {
+  explicit IntegerType(LLVMContext &C, unsigned NumBits) : 
+      DerivedType(C, IntegerTyID) {
     setSubclassData(NumBits);
   }
   friend class TypeMap<IntegerValType, IntegerType>;
@@ -102,7 +102,7 @@ public:
   /// that instance will be returned. Otherwise a new one will be created. Only
   /// one instance with a given NumBits value is ever created.
   /// @brief Get or create an IntegerType instance.
-  static const IntegerType* get(unsigned NumBits);
+  static const IntegerType* get(LLVMContext &C, unsigned NumBits);
 
   /// @brief Get the number of bits in this IntegerType
   unsigned getBitWidth() const { return getSubclassData(); }
@@ -208,7 +208,8 @@ public:
 /// and VectorType
 class CompositeType : public DerivedType {
 protected:
-  inline explicit CompositeType(TypeID id) : DerivedType(id) { }
+  inline explicit CompositeType(LLVMContext &C, TypeID id) :
+    DerivedType(C, id) { }
 public:
 
   /// getTypeAtIndex - Given an index value into the type, return the type of
@@ -236,7 +237,8 @@ class StructType : public CompositeType {
   friend class TypeMap<StructValType, StructType>;
   StructType(const StructType &);                   // Do not implement
   const StructType &operator=(const StructType &);  // Do not implement
-  StructType(const std::vector<const Type*> &Types, bool isPacked);
+  StructType(LLVMContext &C,
+             const std::vector<const Type*> &Types, bool isPacked);
 public:
   /// StructType::get - This static method is the primary way to create a
   /// StructType.
@@ -295,7 +297,6 @@ public:
   bool isPacked() const { return (0 != getSubclassData()) ? true : false; }
 };
 
-
 /// SequentialType - This is the superclass of the array, pointer and vector
 /// type classes.  All of these represent "arrays" in memory.  The array type
 /// represents a specifically sized array, pointer types are unsized/unknown
@@ -313,7 +314,7 @@ class SequentialType : public CompositeType {
   SequentialType* this_() { return this; }
 protected:
   SequentialType(TypeID TID, const Type *ElType)
-    : CompositeType(TID), ContainedType(ElType, this_()) {
+    : CompositeType(ElType->getContext(), TID), ContainedType(ElType, this_()) {
     ContainedTys = &ContainedType;
     NumContainedTys = 1;
   }
@@ -399,7 +400,7 @@ public:
   ///
   static VectorType *getInteger(const VectorType *VTy) {
     unsigned EltBits = VTy->getElementType()->getPrimitiveSizeInBits();
-    const Type *EltTy = IntegerType::get(EltBits);
+    const Type *EltTy = IntegerType::get(VTy->getContext(), EltBits);
     return VectorType::get(EltTy, VTy->getNumElements());
   }
 
@@ -409,7 +410,7 @@ public:
   ///
   static VectorType *getExtendedElementVectorType(const VectorType *VTy) {
     unsigned EltBits = VTy->getElementType()->getPrimitiveSizeInBits();
-    const Type *EltTy = IntegerType::get(EltBits * 2);
+    const Type *EltTy = IntegerType::get(VTy->getContext(), EltBits * 2);
     return VectorType::get(EltTy, VTy->getNumElements());
   }
 
@@ -421,7 +422,7 @@ public:
     unsigned EltBits = VTy->getElementType()->getPrimitiveSizeInBits();
     assert((EltBits & 1) == 0 &&
            "Cannot truncate vector element with odd bit-width");
-    const Type *EltTy = IntegerType::get(EltBits / 2);
+    const Type *EltTy = IntegerType::get(VTy->getContext(), EltBits / 2);
     return VectorType::get(EltTy, VTy->getNumElements());
   }
 
@@ -491,15 +492,14 @@ public:
 /// OpaqueType - Class to represent abstract types
 ///
 class OpaqueType : public DerivedType {
+  friend class LLVMContextImpl;
   OpaqueType(const OpaqueType &);                   // DO NOT IMPLEMENT
   const OpaqueType &operator=(const OpaqueType &);  // DO NOT IMPLEMENT
-  OpaqueType();
+  OpaqueType(LLVMContext &C);
 public:
   /// OpaqueType::get - Static factory method for the OpaqueType class...
   ///
-  static OpaqueType *get() {
-    return new OpaqueType();           // All opaque types are distinct
-  }
+  static OpaqueType *get(LLVMContext &C);
 
   // Implement support for type inquiry through isa, cast, and dyn_cast:
   static inline bool classof(const OpaqueType *) { return true; }