X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FType.h;h=0939d67265b096222fb004d10f9ada199ba79ee8;hb=9e07a149b079a28916cdd9d70849cd42344b54d0;hp=df3a16c5926161178755ac8a1c6759443e3183ce;hpb=0179e977234fef45b1877eb93a3c7565cdd1862d;p=oota-llvm.git

diff --git a/include/llvm/Type.h b/include/llvm/Type.h
index df3a16c5926..0939d67265b 100644
--- a/include/llvm/Type.h
+++ b/include/llvm/Type.h
@@ -12,7 +12,6 @@
 
 #include "llvm/AbstractTypeUser.h"
 #include "llvm/Support/Casting.h"
-#include "llvm/System/DataTypes.h"
 #include "llvm/ADT/GraphTraits.h"
 #include <string>
 #include <vector>
@@ -76,20 +75,20 @@ public:
     PPC_FP128TyID,   ///<  5: 128 bit floating point type (two 64-bits)
     LabelTyID,       ///<  6: Labels
     MetadataTyID,    ///<  7: Metadata
+    X86_MMXTyID,     ///<  8: MMX vectors (64 bits)
 
     // Derived types... see DerivedTypes.h file...
     // Make sure FirstDerivedTyID stays up to date!!!
-    IntegerTyID,     ///<  8: Arbitrary bit width integers
-    FunctionTyID,    ///<  9: Functions
-    StructTyID,      ///< 10: Structures
-    UnionTyID,       ///< 11: Unions
+    IntegerTyID,     ///<  9: Arbitrary bit width integers
+    FunctionTyID,    ///< 10: Functions
+    StructTyID,      ///< 11: Structures
     ArrayTyID,       ///< 12: Arrays
     PointerTyID,     ///< 13: Pointers
     OpaqueTyID,      ///< 14: Opaque: type with unknown structure
     VectorTyID,      ///< 15: SIMD 'packed' format, or other vector type
 
     NumTypeIDs,                         // Must remain as last defined ID
-    LastPrimitiveTyID = MetadataTyID,
+    LastPrimitiveTyID = X86_MMXTyID,
     FirstDerivedTyID = IntegerTyID
   };
 
@@ -213,6 +212,9 @@ public:
   bool isFloatingPointTy() const { return ID == FloatTyID || ID == DoubleTyID ||
       ID == X86_FP80TyID || ID == FP128TyID || ID == PPC_FP128TyID; }
 
+  /// isX86_MMXTy - Return true if this is X86 MMX.
+  bool isX86_MMXTy() const { return ID == X86_MMXTyID; }
+
   /// isFPOrFPVectorTy - Return true if this is a FP type or a vector of FP.
   ///
   bool isFPOrFPVectorTy() const;
@@ -243,10 +245,6 @@ public:
   ///
   bool isStructTy() const { return ID == StructTyID; }
 
-  /// isUnionTy - True if this is an instance of UnionType.
-  ///
-  bool isUnionTy() const { return ID == UnionTyID; }
-
   /// isArrayTy - True if this is an instance of ArrayType.
   ///
   bool isArrayTy() const { return ID == ArrayTyID; }
@@ -306,7 +304,7 @@ public:
   /// does not include vector types.
   ///
   inline bool isAggregateType() const {
-    return ID == StructTyID || ID == ArrayTyID || ID == UnionTyID;
+    return ID == StructTyID || ID == ArrayTyID;
   }
 
   /// isSized - Return true if it makes sense to take the size of this type.  To
@@ -315,12 +313,12 @@ public:
   ///
   bool isSized() const {
     // If it's a primitive, it is always sized.
-    if (ID == IntegerTyID || isFloatingPointTy() || ID == PointerTyID)
+    if (ID == IntegerTyID || isFloatingPointTy() || ID == PointerTyID ||
+        ID == X86_MMXTyID)
       return true;
     // If it is not something that can have a size (e.g. a function or label),
     // it doesn't have a size.
-    if (ID != StructTyID && ID != ArrayTyID && ID != VectorTyID &&
-        ID != UnionTyID)
+    if (ID != StructTyID && ID != ArrayTyID && ID != VectorTyID)
       return false;
     // If it is something that can have a size and it's concrete, it definitely
     // has a size, otherwise we have to try harder to decide.
@@ -406,6 +404,8 @@ public:
   static const Type *getX86_FP80Ty(LLVMContext &C);
   static const Type *getFP128Ty(LLVMContext &C);
   static const Type *getPPC_FP128Ty(LLVMContext &C);
+  static const Type *getX86_MMXTy(LLVMContext &C);
+  static const IntegerType *getIntNTy(LLVMContext &C, unsigned N);
   static const IntegerType *getInt1Ty(LLVMContext &C);
   static const IntegerType *getInt8Ty(LLVMContext &C);
   static const IntegerType *getInt16Ty(LLVMContext &C);
@@ -421,6 +421,9 @@ public:
   static const PointerType *getX86_FP80PtrTy(LLVMContext &C, unsigned AS = 0);
   static const PointerType *getFP128PtrTy(LLVMContext &C, unsigned AS = 0);
   static const PointerType *getPPC_FP128PtrTy(LLVMContext &C, unsigned AS = 0);
+  static const PointerType *getX86_MMXPtrTy(LLVMContext &C, unsigned AS = 0);
+  static const PointerType *getIntNPtrTy(LLVMContext &C, unsigned N,
+                                         unsigned AS = 0);
   static const PointerType *getInt1PtrTy(LLVMContext &C, unsigned AS = 0);
   static const PointerType *getInt8PtrTy(LLVMContext &C, unsigned AS = 0);
   static const PointerType *getInt16PtrTy(LLVMContext &C, unsigned AS = 0);
@@ -501,19 +504,19 @@ inline void PATypeHandle::removeUser() {
 /// reference to the type.
 ///
 inline Type* PATypeHolder::get() const {
+  if (Ty == 0) return 0;
   const Type *NewTy = Ty->getForwardedType();
   if (!NewTy) return const_cast<Type*>(Ty);
   return *const_cast<PATypeHolder*>(this) = NewTy;
 }
 
 inline void PATypeHolder::addRef() {
-  assert(Ty && "Type Holder has a null type!");
-  if (Ty->isAbstract())
+  if (Ty && Ty->isAbstract())
     Ty->addRef();
 }
 
 inline void PATypeHolder::dropRef() {
-  if (Ty->isAbstract())
+  if (Ty && Ty->isAbstract())
     Ty->dropRef();
 }