1 //==- Serialize.h - Generic Object Serialization to Bitcode -------*- C++ -*-=//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by Ted Kremenek and is distributed under the
6 // University of Illinois Open Source License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines the interface for generic object serialization to
13 //===----------------------------------------------------------------------===//
15 #ifndef LLVM_BITCODE_SERIALIZE_OUTPUT
16 #define LLVM_BITCODE_SERIALIZE_OUTPUT
18 #include "llvm/Bitcode/Serialization.h"
19 #include "llvm/Bitcode/BitstreamWriter.h"
20 #include "llvm/ADT/SmallVector.h"
21 #include "llvm/ADT/DenseMap.h"
26 BitstreamWriter& Stream;
27 SmallVector<uint64_t,10> Record;
30 typedef DenseMap<const void*,unsigned> MapTy;
34 Serializer(BitstreamWriter& stream);
38 inline void Emit(const T& X) { SerializeTrait<T>::Emit(*this,X); }
40 void EmitInt(uint64_t X);
41 void EmitSInt(int64_t X);
43 void EmitBool(bool X) { EmitInt(X); }
44 void EmitCStr(const char* beg, const char* end);
45 void EmitCStr(const char* cstr);
47 void EmitPtr(const void* ptr) { EmitInt(getPtrId(ptr)); }
50 void EmitRef(const T& ref) { EmitPtr(&ref); }
53 void EmitOwnedPtr(T* ptr) {
55 if (ptr) SerializeTrait<T>::Emit(*this,*ptr);
58 template <typename T1, typename T2>
59 void BatchEmitOwnedPtrs(T1* p1, T2* p2) {
62 if (p1) SerializeTrait<T1>::Emit(*this,*p1);
63 if (p2) SerializeTrait<T2>::Emit(*this,*p2);
66 template <typename T1, typename T2, typename T3>
67 void BatchEmitOwnedPtrs(T1* p1, T2* p2, T3* p3) {
71 if (p1) SerializeTrait<T1>::Emit(*this,*p1);
72 if (p2) SerializeTrait<T2>::Emit(*this,*p2);
73 if (p3) SerializeTrait<T3>::Emit(*this,*p3);
76 template <typename T1, typename T2, typename T3, typename T4>
77 void BatchEmitOwnedPtrs(T1* p1, T2* p2, T3* p3, T4& p4) {
82 if (p1) SerializeTrait<T1>::Emit(*this,*p1);
83 if (p2) SerializeTrait<T2>::Emit(*this,*p2);
84 if (p3) SerializeTrait<T3>::Emit(*this,*p3);
85 if (p4) SerializeTrait<T4>::Emit(*this,*p4);
88 void FlushRecord() { if (inRecord()) EmitRecord(); }
90 void EnterBlock(unsigned BlockID = 8, unsigned CodeLen = 3);
95 inline bool inRecord() { return Record.size() > 0; }
96 unsigned getPtrId(const void* ptr);
99 } // end namespace llvm