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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43357 91177308-0d34-0410-b5e6-96231b3b80d8
63 lines
1.6 KiB
C++
63 lines
1.6 KiB
C++
//==- Serialize.h - Generic Object Serialization to Bitcode -------*- C++ -*-=//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by Ted Kremenek and is distributed under the
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// University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the interface for generic object serialization to
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// LLVM bitcode.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_BITCODE_SERIALIZE_OUTPUT
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#define LLVM_BITCODE_SERIALIZE_OUTPUT
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#include "llvm/Bitcode/Serialization.h"
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#include "llvm/Bitcode/BitstreamWriter.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/ADT/DenseMap.h"
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namespace llvm {
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class Serializer {
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BitstreamWriter& Stream;
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SmallVector<uint64_t,10> Record;
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bool inBlock;
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typedef DenseMap<void*,unsigned> MapTy;
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MapTy PtrMap;
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public:
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Serializer(BitstreamWriter& stream, unsigned BlockID = 0);
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~Serializer();
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template <typename T>
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inline void Emit(const T& X) { SerializeTrait<T>::Emit(*this,X); }
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void EmitInt(unsigned X);
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void EmitBool(bool X) { EmitInt(X); }
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void EmitCStr(const char* beg, const char* end);
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void EmitCStr(const char* cstr);
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void EmitPtr(void* ptr) { EmitInt(getPtrId(ptr)); }
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template <typename T>
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void EmitOwnedPtr(T* ptr) {
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EmitPtr(ptr);
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if (ptr) SerializeTrait<T>::Emit(*this,*ptr);
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}
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void Flush() { if (inRecord()) EmitRecord(); }
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private:
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void EmitRecord();
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inline bool inRecord() { return Record.size() > 0; }
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unsigned getPtrId(void* ptr);
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};
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} // end namespace llvm
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#endif
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