LLVM  6.0.0svn
UpdateCompilerUsed.h
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1 //==------ UpdateCompilerUsed.h - LLVM Link Time Optimizer Utility --------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file declares a helper class to update llvm.compiler_used metadata.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_LTO_UPDATE_COMPILER_USED_H
15 #define LLVM_LTO_UPDATE_COMPILER_USED_H
16 
17 #include "llvm/ADT/StringSet.h"
18 #include "llvm/IR/GlobalValue.h"
19 
20 namespace llvm {
21 class Module;
22 class TargetMachine;
23 
24 /// Find all globals in \p TheModule that are referenced in
25 /// \p AsmUndefinedRefs, as well as the user-supplied functions definitions that
26 /// are also libcalls, and create or update the magic "llvm.compiler_used"
27 /// global in \p TheModule.
28 void updateCompilerUsed(Module &TheModule, const TargetMachine &TM,
29  const StringSet<> &AsmUndefinedRefs);
30 }
31 
32 #endif // LLVM_LTO_UPDATE_COMPILER_USED_H
Compute iterated dominance frontiers using a linear time algorithm.
Definition: AllocatorList.h:24
void updateCompilerUsed(Module &TheModule, const TargetMachine &TM, const StringSet<> &AsmUndefinedRefs)
Find all globals in TheModule that are referenced in AsmUndefinedRefs, as well as the user-supplied f...