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Add support for module local constants

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@737 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2001-10-13 06:17:32 +00:00
parent 72665af24d
commit 7502f635c6
1 changed files with 14 additions and 1 deletions
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15
include/llvm/Module.h
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@ -3,6 +3,10 @@
// This file contains the declarations for the Module class that is used to // This file contains the declarations for the Module class that is used to
// maintain all the information related to a VM module. // maintain all the information related to a VM module.
// //
// A module also maintains a GlobalValRefMap object that is used to hold all
// constant references to global variables in the module. When a global
// variable is destroyed, it should have no entries in the GlobalValueRefMap.
//
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
#ifndef LLVM_MODULE_H #ifndef LLVM_MODULE_H
@ -13,6 +17,8 @@
#include "llvm/ValueHolder.h" #include "llvm/ValueHolder.h"
class Method; class Method;
class GlobalVariable; class GlobalVariable;
class GlobalValueRefMap; // Used by ConstPoolVals.cpp
class ConstPoolPointerReference;
class Module : public Value, public SymTabValue { class Module : public Value, public SymTabValue {
public: public:
@ -35,6 +41,14 @@ private:
GlobalListType GlobalList; // The Global Variables GlobalListType GlobalList; // The Global Variables
MethodListType MethodList; // The Methods MethodListType MethodList; // The Methods
GlobalValueRefMap *GVRefMap;
// Accessor for the underlying GlobalValRefMap... only through the
// ConstPoolPointerReference class...
friend class ConstPoolPointerReference;
void mutateConstPoolPointerReference(GlobalValue *OldGV, GlobalValue *NewGV);
ConstPoolPointerReference *getConstPoolPointerReference(GlobalValue *GV);
public: public:
Module(); Module();
~Module(); ~Module();
@ -47,7 +61,6 @@ public:
bool reduceApply(bool (*Func)(Method*)); bool reduceApply(bool (*Func)(Method*));
bool reduceApply(bool (*Func)(const Method*)) const; bool reduceApply(bool (*Func)(const Method*)) const;
// Get the underlying elements of the Module... // Get the underlying elements of the Module...
inline const GlobalListType &getGlobalList() const { return GlobalList; } inline const GlobalListType &getGlobalList() const { return GlobalList; }
inline GlobalListType &getGlobalList() { return GlobalList; } inline GlobalListType &getGlobalList() { return GlobalList; }