Rename some GC classes so that their roll will hopefully be clearer.

[oota-llvm.git] / include / llvm / Bitcode / Deserialize.h

diff --git a/include/llvm/Bitcode/Deserialize.h b/include/llvm/Bitcode/Deserialize.h
index ef25da71409e24f4fb3280f4a00ed126f2633c36..8c9ea89d15225817f73fd14b3bbeee0262be7262 100644 (file)
--- a/include/llvm/Bitcode/Deserialize.h
+++ b/include/llvm/Bitcode/Deserialize.h
@@ -2,8 +2,8 @@
 //
 //                     The LLVM Compiler Infrastructure
 //
-// This file was developed by Ted Kremenek and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
@@ -125,7 +125,7 @@ private:
   llvm::SmallVector<Location,8> BlockStack;
   unsigned AbbrevNo;
   unsigned RecordCode;
-  Location StreamStart;
+  uint64_t StreamStart;
   
   //===----------------------------------------------------------===//
   // Public Interface.
@@ -137,13 +137,7 @@ public:
 
   uint64_t ReadInt();
   int64_t ReadSInt();
-  
   SerializedPtrID ReadPtrID() { return (SerializedPtrID) ReadInt(); }
-
-  SerializedPtrID ReadDiffPtrID(SerializedPtrID& PrevID) {
-    bool x = ReadBool();    
-    return (SerializedPtrID) (x ? (PrevID+1) : 0);
-  }
   
   
   bool ReadBool() {
@@ -162,7 +156,7 @@ public:
   }
   
   char* ReadCStr(char* cstr = NULL, unsigned MaxLen=0, bool isNullTerm=true);
-  void ReadCStr(std::vector<char>& buff, bool isNullTerm=false);
+  void ReadCStr(std::vector<char>& buff, bool isNullTerm=false, unsigned Idx=0);
 
   template <typename T>
   inline T* ReadOwnedPtr(bool AutoRegister = true) {
@@ -178,7 +172,22 @@ public:
     
     return x;
   }
-  
+
+  template <typename T, typename Arg1>
+  inline T* ReadOwnedPtr(Arg1& arg1, bool AutoRegister = true) {
+    SerializedPtrID PtrID = ReadPtrID();
+
+    if (!PtrID)
+      return NULL;
+
+    T* x = SerializeTrait<T>::Create(*this, arg1);
+
+    if (AutoRegister)
+      RegisterPtr(PtrID,x);
+
+    return x;
+  }
+
   template <typename T>
   inline void ReadOwnedPtr(T*& Ptr, bool AutoRegister = true) {
     Ptr = ReadOwnedPtr<T>(AutoRegister);
@@ -189,7 +198,7 @@ public:
                           bool A1=true, bool A2=true) {
 
     SerializedPtrID ID1 = ReadPtrID();
-    SerializedPtrID ID2 = ReadDiffPtrID(ID2);
+    SerializedPtrID ID2 = ReadPtrID();
 
     P1 = (ID1) ? SerializeTrait<T1>::Create(*this) : NULL;
     if (ID1 && A1) RegisterPtr(ID1,P1);
@@ -198,13 +207,27 @@ public:
     if (ID2 && A2) RegisterPtr(ID2,P2);
   }
 
+  template <typename T1, typename T2, typename Arg1>
+  void BatchReadOwnedPtrs(T1*& P1, T2*& P2, Arg1& arg1,
+                          bool A1=true, bool A2=true) {
+
+    SerializedPtrID ID1 = ReadPtrID();
+    SerializedPtrID ID2 = ReadPtrID();
+
+    P1 = (ID1) ? SerializeTrait<T1>::Create(*this, arg1) : NULL;
+    if (ID1 && A1) RegisterPtr(ID1,P1);
+
+    P2 = (ID2) ? SerializeTrait<T2>::Create(*this, arg1) : NULL;
+    if (ID2 && A2) RegisterPtr(ID2,P2);
+  }
+
   template <typename T1, typename T2, typename T3>
   void BatchReadOwnedPtrs(T1*& P1, T2*& P2, T3*& P3,
                           bool A1=true, bool A2=true, bool A3=true) {
     
     SerializedPtrID ID1 = ReadPtrID();
-    SerializedPtrID ID2 = ReadDiffPtrID(ID1);
-    SerializedPtrID ID3 = ReadDiffPtrID(ID2);
+    SerializedPtrID ID2 = ReadPtrID();
+    SerializedPtrID ID3 = ReadPtrID();
     
     P1 = (ID1) ? SerializeTrait<T1>::Create(*this) : NULL;
     if (ID1 && A1) RegisterPtr(ID1,P1);    
@@ -215,38 +238,31 @@ public:
     P3 = (ID3) ? SerializeTrait<T3>::Create(*this) : NULL;
     if (ID3 && A3) RegisterPtr(ID3,P3);
   }
-  
-  template <typename T1, typename T2, typename T3, typename T4>
-  void BatchReadOwnedPtrs(T1*& P1, T2*& P2, T3*& P3, T4*& P4,
-                     bool A1=true, bool A2=true, bool A3=true, bool A4=true) {
-    
+
+  template <typename T1, typename T2, typename T3, typename Arg1>
+  void BatchReadOwnedPtrs(T1*& P1, T2*& P2, T3*& P3, Arg1& arg1,
+                          bool A1=true, bool A2=true, bool A3=true) {
+
     SerializedPtrID ID1 = ReadPtrID();
-    SerializedPtrID ID2 = ReadDiffPtrID(ID1);
-    SerializedPtrID ID3 = ReadDiffPtrID(ID2);
-    SerializedPtrID ID4 = ReadDiffPtrID(ID3);
-    
-    P1 = (ID1) ? SerializeTrait<T1>::Create(*this) : NULL;
-    if (ID1 && A1) RegisterPtr(ID1,P1);    
-    
-    P2 = (ID2) ? SerializeTrait<T2>::Create(*this) : NULL;
+    SerializedPtrID ID2 = ReadPtrID();
+    SerializedPtrID ID3 = ReadPtrID();
+
+    P1 = (ID1) ? SerializeTrait<T1>::Create(*this, arg1) : NULL;
+    if (ID1 && A1) RegisterPtr(ID1,P1);
+
+    P2 = (ID2) ? SerializeTrait<T2>::Create(*this, arg1) : NULL;
     if (ID2 && A2) RegisterPtr(ID2,P2);
-    
-    P3 = (ID3) ? SerializeTrait<T3>::Create(*this) : NULL;
+
+    P3 = (ID3) ? SerializeTrait<T3>::Create(*this, arg1) : NULL;
     if (ID3 && A3) RegisterPtr(ID3,P3);
-    
-    P4 = (ID4) ? SerializeTrait<T4>::Create(*this) : NULL;
-    if (ID4 && A4) RegisterPtr(ID4,P4);
   }
-  
+
   template <typename T>
   void BatchReadOwnedPtrs(unsigned NumPtrs, T** Ptrs, bool AutoRegister=true) {
     llvm::SmallVector<SerializedPtrID,10> BatchIDVec;
-    SerializedPtrID TempPtrID;
     
-    for (unsigned i = 0; i < NumPtrs; ++i) {
-      TempPtrID = i ? ReadDiffPtrID(TempPtrID) : ReadPtrID();
-      BatchIDVec.push_back(TempPtrID);
-    }
+    for (unsigned i = 0; i < NumPtrs; ++i)
+      BatchIDVec.push_back(ReadPtrID());
     
     for (unsigned i = 0; i < NumPtrs; ++i) {
       SerializedPtrID& PtrID = BatchIDVec[i];
@@ -260,22 +276,37 @@ public:
     }
   }
   
+  template <typename T, typename Arg1>
+  void BatchReadOwnedPtrs(unsigned NumPtrs, T** Ptrs, Arg1& arg1,
+                          bool AutoRegister=true) {
+
+    llvm::SmallVector<SerializedPtrID,10> BatchIDVec;
+
+    for (unsigned i = 0; i < NumPtrs; ++i)
+      BatchIDVec.push_back(ReadPtrID());
+
+    for (unsigned i = 0; i < NumPtrs; ++i) {
+      SerializedPtrID& PtrID = BatchIDVec[i];
+
+      T* p = PtrID ? SerializeTrait<T>::Create(*this, arg1) : NULL;
+
+      if (PtrID && AutoRegister)
+        RegisterPtr(PtrID,p);
+
+      Ptrs[i] = p;
+    }
+  }
+
   template <typename T1, typename T2>
   void BatchReadOwnedPtrs(unsigned NumT1Ptrs, T1** Ptrs, T2*& P2,
                           bool A1=true, bool A2=true) {
-
-    SerializedPtrID ID2 = ReadPtrID();
-    SerializedPtrID TempID = ID2;
-
-    llvm::SmallVector<SerializedPtrID,10> BatchIDVec;
     
-    for (unsigned i = 0; i < NumT1Ptrs; ++i) {
-      TempID = ReadDiffPtrID(TempID);
-      BatchIDVec.push_back(TempID);
-    }
+    llvm::SmallVector<SerializedPtrID,10> BatchIDVec;
+
+    for (unsigned i = 0; i < NumT1Ptrs; ++i)
+      BatchIDVec.push_back(ReadPtrID());
     
-    P2 = (ID2) ? SerializeTrait<T2>::Create(*this) : NULL;
-    if (ID2 && A2) RegisterPtr(ID2,P2);    
+    SerializedPtrID ID2 = ReadPtrID();
     
     for (unsigned i = 0; i < NumT1Ptrs; ++i) {
       SerializedPtrID& PtrID = BatchIDVec[i];
@@ -286,31 +317,50 @@ public:
         RegisterPtr(PtrID,p);
       
       Ptrs[i] = p;
-    }    
+    }
+    
+    P2 = (ID2) ? SerializeTrait<T2>::Create(*this) : NULL;
+    if (ID2 && A2) RegisterPtr(ID2,P2);    
   }    
   
+  template <typename T1, typename T2, typename Arg1>
+  void BatchReadOwnedPtrs(unsigned NumT1Ptrs, T1** Ptrs, T2*& P2, Arg1& arg1,
+                          bool A1=true, bool A2=true) {
+
+    llvm::SmallVector<SerializedPtrID,10> BatchIDVec;
+
+    for (unsigned i = 0; i < NumT1Ptrs; ++i)
+      BatchIDVec.push_back(ReadPtrID());
+
+    SerializedPtrID ID2 = ReadPtrID();
+
+    for (unsigned i = 0; i < NumT1Ptrs; ++i) {
+      SerializedPtrID& PtrID = BatchIDVec[i];
+
+      T1* p = PtrID ? SerializeTrait<T1>::Create(*this, arg1) : NULL;
+
+      if (PtrID && A1)
+        RegisterPtr(PtrID,p);
+
+      Ptrs[i] = p;
+    }
+
+    P2 = (ID2) ? SerializeTrait<T2>::Create(*this, arg1) : NULL;
+    if (ID2 && A2) RegisterPtr(ID2,P2);
+  }
+
   template <typename T1, typename T2, typename T3>
   void BatchReadOwnedPtrs(unsigned NumT1Ptrs, T1** Ptrs, 
                           T2*& P2, T3*& P3,
                           bool A1=true, bool A2=true, bool A3=true) {
-
-    SerializedPtrID ID2 = ReadPtrID();
-    SerializedPtrID ID3 = ReadDiffPtrID(ID2);  
-    
-    SerializedPtrID TempID = ID3;
     
     llvm::SmallVector<SerializedPtrID,10> BatchIDVec;
     
-    for (unsigned i = 0; i < NumT1Ptrs; ++i) {
-      TempID = ReadDiffPtrID(TempID);
-      BatchIDVec.push_back(TempID);
-    }
+    for (unsigned i = 0; i < NumT1Ptrs; ++i)
+      BatchIDVec.push_back(ReadPtrID());
     
-    P2 = (ID2) ? SerializeTrait<T2>::Create(*this) : NULL;
-    if (ID2 && A2) RegisterPtr(ID2,P2);
-    
-    P3 = (ID3) ? SerializeTrait<T3>::Create(*this) : NULL;
-    if (ID3 && A3) RegisterPtr(ID3,P3);  
+    SerializedPtrID ID2 = ReadPtrID();
+    SerializedPtrID ID3 = ReadPtrID();    
     
     for (unsigned i = 0; i < NumT1Ptrs; ++i) {
       SerializedPtrID& PtrID = BatchIDVec[i];
@@ -322,8 +372,45 @@ public:
       
       Ptrs[i] = p;
     }
+    
+    P2 = (ID2) ? SerializeTrait<T2>::Create(*this) : NULL;
+    if (ID2 && A2) RegisterPtr(ID2,P2);
+    
+    P3 = (ID3) ? SerializeTrait<T3>::Create(*this) : NULL;
+    if (ID3 && A3) RegisterPtr(ID3,P3);    
   }    
-  
+
+  template <typename T1, typename T2, typename T3, typename Arg1>
+  void BatchReadOwnedPtrs(unsigned NumT1Ptrs, T1** Ptrs,
+                          T2*& P2, T3*& P3, Arg1& arg1,
+                          bool A1=true, bool A2=true, bool A3=true) {
+
+    llvm::SmallVector<SerializedPtrID,10> BatchIDVec;
+
+    for (unsigned i = 0; i < NumT1Ptrs; ++i)
+      BatchIDVec.push_back(ReadPtrID());
+
+    SerializedPtrID ID2 = ReadPtrID();
+    SerializedPtrID ID3 = ReadPtrID();
+
+    for (unsigned i = 0; i < NumT1Ptrs; ++i) {
+      SerializedPtrID& PtrID = BatchIDVec[i];
+
+      T1* p = PtrID ? SerializeTrait<T1>::Create(*this, arg1) : NULL;
+
+      if (PtrID && A1)
+        RegisterPtr(PtrID,p);
+
+      Ptrs[i] = p;
+    }
+
+    P2 = (ID2) ? SerializeTrait<T2>::Create(*this, arg1) : NULL;
+    if (ID2 && A2) RegisterPtr(ID2,P2);
+
+    P3 = (ID3) ? SerializeTrait<T3>::Create(*this, arg1) : NULL;
+    if (ID3 && A3) RegisterPtr(ID3,P3);
+  }
+
   template <typename T>
   void ReadPtr(T*& PtrRef, bool AllowBackpatch = true) {
     ReadUIntPtr(reinterpret_cast<uintptr_t&>(PtrRef), AllowBackpatch);
@@ -349,7 +436,7 @@ public:
   }
   
   template <typename T>
-  T* ReadPtr() { T* x; ReadPtr<T>(x,false); return x; }
+  T* ReadPtr() { T* x = 0; ReadPtr<T>(x,false); return x; }
 
   void ReadUIntPtr(uintptr_t& PtrRef, const SerializedPtrID& PtrID, 
                    bool AllowBackpatch = true);
@@ -386,7 +473,7 @@ public:
   
   bool FinishedBlock(Location BlockLoc);
   bool JumpTo(const Location& BlockLoc);
-  void Rewind() { JumpTo(StreamStart); }
+  void Rewind();
   
   bool AtEnd();
   bool inRecord();