/usr/include/llvm-3.9/llvm/Linker/Linker.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 | //===- Linker.h - Module Linker Interface -----------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LINKER_LINKER_H
#define LLVM_LINKER_LINKER_H
#include "llvm/Linker/IRMover.h"
namespace llvm {
class Module;
class StructType;
class Type;
/// This class provides the core functionality of linking in LLVM. It keeps a
/// pointer to the merged module so far. It doesn't take ownership of the
/// module since it is assumed that the user of this class will want to do
/// something with it after the linking.
class Linker {
IRMover Mover;
public:
enum Flags {
None = 0,
OverrideFromSrc = (1 << 0),
LinkOnlyNeeded = (1 << 1),
InternalizeLinkedSymbols = (1 << 2),
/// Don't force link referenced linkonce definitions, import declaration.
DontForceLinkLinkonceODR = (1 << 3)
};
Linker(Module &M);
/// \brief Link \p Src into the composite.
///
/// Passing OverrideSymbols as true will have symbols from Src
/// shadow those in the Dest.
/// For ThinLTO function importing/exporting the \p ModuleSummaryIndex
/// is passed. If \p GlobalsToImport is provided, only the globals that
/// are part of the set will be imported from the source module.
///
/// Returns true on error.
bool linkInModule(std::unique_ptr<Module> Src, unsigned Flags = Flags::None,
DenseSet<const GlobalValue *> *GlobalsToImport = nullptr);
static bool linkModules(Module &Dest, std::unique_ptr<Module> Src,
unsigned Flags = Flags::None);
};
} // End llvm namespace
#endif
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