/usr/include/llvm-3.9/llvm/IR/GlobalAlias.h is in llvm-3.9-dev 1:3.9.1-19ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 | //===-------- llvm/GlobalAlias.h - GlobalAlias class ------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the declaration of the GlobalAlias class, which
// represents a single function or variable alias in the IR.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_IR_GLOBALALIAS_H
#define LLVM_IR_GLOBALALIAS_H
#include "llvm/ADT/ilist_node.h"
#include "llvm/IR/GlobalIndirectSymbol.h"
namespace llvm {
class Twine;
class Module;
template <typename ValueSubClass> class SymbolTableListTraits;
class GlobalAlias : public GlobalIndirectSymbol,
public ilist_node<GlobalAlias> {
friend class SymbolTableListTraits<GlobalAlias>;
void operator=(const GlobalAlias &) = delete;
GlobalAlias(const GlobalAlias &) = delete;
void setParent(Module *parent);
GlobalAlias(Type *Ty, unsigned AddressSpace, LinkageTypes Linkage,
const Twine &Name, Constant *Aliasee, Module *Parent);
public:
/// If a parent module is specified, the alias is automatically inserted into
/// the end of the specified module's alias list.
static GlobalAlias *create(Type *Ty, unsigned AddressSpace,
LinkageTypes Linkage, const Twine &Name,
Constant *Aliasee, Module *Parent);
// Without the Aliasee.
static GlobalAlias *create(Type *Ty, unsigned AddressSpace,
LinkageTypes Linkage, const Twine &Name,
Module *Parent);
// The module is taken from the Aliasee.
static GlobalAlias *create(Type *Ty, unsigned AddressSpace,
LinkageTypes Linkage, const Twine &Name,
GlobalValue *Aliasee);
// Type, Parent and AddressSpace taken from the Aliasee.
static GlobalAlias *create(LinkageTypes Linkage, const Twine &Name,
GlobalValue *Aliasee);
// Linkage, Type, Parent and AddressSpace taken from the Aliasee.
static GlobalAlias *create(const Twine &Name, GlobalValue *Aliasee);
/// removeFromParent - This method unlinks 'this' from the containing module,
/// but does not delete it.
///
void removeFromParent() override;
/// eraseFromParent - This method unlinks 'this' from the containing module
/// and deletes it.
///
void eraseFromParent() override;
/// These methods retrieve and set alias target.
void setAliasee(Constant *Aliasee);
const Constant *getAliasee() const {
return getIndirectSymbol();
}
Constant *getAliasee() {
return getIndirectSymbol();
}
static bool isValidLinkage(LinkageTypes L) {
return isExternalLinkage(L) || isLocalLinkage(L) ||
isWeakLinkage(L) || isLinkOnceLinkage(L);
}
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const Value *V) {
return V->getValueID() == Value::GlobalAliasVal;
}
};
} // End llvm namespace
#endif
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