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1 //===-- llvm/CodeGen/MachineModuleInfoImpls.cpp ---------------------------===//
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 implements object-file format specific implementations of
11 // MachineModuleInfoImpl.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 #include "llvm/CodeGen/MachineModuleInfoImpls.h"
16 #include "llvm/MC/MCSymbol.h"
17 using namespace llvm;
18 
19 //===----------------------------------------------------------------------===//
20 // MachineModuleInfoMachO
21 //===----------------------------------------------------------------------===//
22 
23 // Out of line virtual method.
anchor()24 void MachineModuleInfoMachO::anchor() {}
anchor()25 void MachineModuleInfoELF::anchor() {}
26 
SortSymbolPair(const void * LHS,const void * RHS)27 static int SortSymbolPair(const void *LHS, const void *RHS) {
28   typedef std::pair<MCSymbol*, MachineModuleInfoImpl::StubValueTy> PairTy;
29   const MCSymbol *LHSS = ((const PairTy *)LHS)->first;
30   const MCSymbol *RHSS = ((const PairTy *)RHS)->first;
31   return LHSS->getName().compare(RHSS->getName());
32 }
33 
getSortedStubs(DenseMap<MCSymbol *,MachineModuleInfoImpl::StubValueTy> & Map)34 MachineModuleInfoImpl::SymbolListTy MachineModuleInfoImpl::getSortedStubs(
35     DenseMap<MCSymbol *, MachineModuleInfoImpl::StubValueTy> &Map) {
36   MachineModuleInfoImpl::SymbolListTy List(Map.begin(), Map.end());
37 
38   if (!List.empty())
39     qsort(&List[0], List.size(), sizeof(List[0]), SortSymbolPair);
40 
41   Map.clear();
42   return List;
43 }
44 
45