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//===-- llvm/SymTabDef.h - Implement SymbolTable Defs ------------*- C++ -*--=//
//
// This subclass of Def implements a def that has a symbol table for keeping
// track of children. This is used by the DefHolder template class...
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_SYMTABDEF_H
#define LLVM_SYMTABDEF_H
#include "llvm/Value.h" // Get the definition of Value
#include "llvm/ConstantPool.h"
class SymbolTable;
class ConstPoolVal;
class SymTabValue : public Value {
public:
typedef ConstantPool ConstantPoolType;
private:
SymbolTable *SymTab, *ParentSymTab;
ConstantPool ConstPool; // The constant pool
protected:
void setParentSymTab(SymbolTable *ST);
public:
SymTabValue(const Type *Ty, ValueTy dty, const string &name = "");
~SymTabValue(); // Implemented in Def.cpp
// hasSymbolTable() - Returns true if there is a symbol table allocated to
// this object AND if there is at least one name in it!
//
bool hasSymbolTable() const;
// CAUTION: The current symbol table may be null if there are no names (ie,
// the symbol table is empty)
//
inline SymbolTable *getSymbolTable() { return SymTab; }
inline const SymbolTable *getSymbolTable() const { return SymTab; }
inline const ConstantPool &getConstantPool() const{ return ConstPool; }
inline ConstantPool &getConstantPool() { return ConstPool; }
// getSymbolTableSure is guaranteed to not return a null pointer, because if
// the method does not already have a symtab, one is created. Use this if
// you intend to put something into the symbol table for the method.
//
SymbolTable *getSymbolTableSure(); // Implemented in Def.cpp
};
#endif
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