/usr/include/llvm-3.9/llvm/IR/GlobalIFunc.h is in llvm-3.9-dev 1:3.9.1-19ubuntu1.
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The actual contents of the file can be viewed below.
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//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \brief
/// This file contains the declaration of the GlobalIFunc class, which
/// represents a single indirect function in the IR. Indirect function uses
/// ELF symbol type extension to mark that the address of a declaration should
/// be resolved at runtime by calling a resolver function.
///
//===----------------------------------------------------------------------===//
#ifndef LLVM_IR_GLOBALIFUNC_H
#define LLVM_IR_GLOBALIFUNC_H
#include "llvm/ADT/ilist_node.h"
#include "llvm/IR/GlobalIndirectSymbol.h"
namespace llvm {
class Twine;
class Module;
// Traits class for using GlobalIFunc in symbol table in Module.
template <typename ValueSubClass> class SymbolTableListTraits;
class GlobalIFunc final : public GlobalIndirectSymbol,
public ilist_node<GlobalIFunc> {
friend class SymbolTableListTraits<GlobalIFunc>;
void operator=(const GlobalIFunc &) = delete;
GlobalIFunc(const GlobalIFunc &) = delete;
void setParent(Module *parent);
GlobalIFunc(Type *Ty, unsigned AddressSpace, LinkageTypes Linkage,
const Twine &Name, Constant *Resolver, Module *Parent);
public:
/// If a parent module is specified, the ifunc is automatically inserted into
/// the end of the specified module's ifunc list.
static GlobalIFunc *create(Type *Ty, unsigned AddressSpace,
LinkageTypes Linkage, const Twine &Name,
Constant *Resolver, Module *Parent);
/// This method unlinks 'this' from the containing module, but does not
/// delete it.
void removeFromParent() final;
/// This method unlinks 'this' from the containing module and deletes it.
void eraseFromParent() final;
/// These methods retrieve and set ifunc resolver function.
void setResolver(Constant *Resolver) {
setIndirectSymbol(Resolver);
}
const Constant *getResolver() const {
return getIndirectSymbol();
}
Constant *getResolver() {
return getIndirectSymbol();
}
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const Value *V) {
return V->getValueID() == Value::GlobalIFuncVal;
}
};
} // End llvm namespace
#endif
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