1 //===- llvm/CodeGen/MachineModuleInfoImpls.cpp ----------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file implements object-file format specific implementations of 10 // MachineModuleInfoImpl. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "llvm/CodeGen/MachineModuleInfoImpls.h" 15 #include "llvm/ADT/DenseMap.h" 16 #include "llvm/ADT/STLExtras.h" 17 #include "llvm/MC/MCSymbol.h" 18 19 using namespace llvm; 20 21 //===----------------------------------------------------------------------===// 22 // MachineModuleInfoMachO 23 //===----------------------------------------------------------------------===// 24 25 // Out of line virtual method. 26 void MachineModuleInfoMachO::anchor() {} 27 void MachineModuleInfoELF::anchor() {} 28 void MachineModuleInfoCOFF::anchor() {} 29 void MachineModuleInfoWasm::anchor() {} 30 31 using PairTy = std::pair<MCSymbol *, MachineModuleInfoImpl::StubValueTy>; 32 static int SortSymbolPair(const PairTy *LHS, const PairTy *RHS) { 33 return LHS->first->getName().compare(RHS->first->getName()); 34 } 35 36 MachineModuleInfoImpl::SymbolListTy MachineModuleInfoImpl::getSortedStubs( 37 DenseMap<MCSymbol *, MachineModuleInfoImpl::StubValueTy> &Map) { 38 MachineModuleInfoImpl::SymbolListTy List(Map.begin(), Map.end()); 39 40 array_pod_sort(List.begin(), List.end(), SortSymbolPair); 41 42 Map.clear(); 43 return List; 44 } 45 46 using ExprStubPairTy = std::pair<MCSymbol *, const MCExpr *>; 47 static int SortAuthStubPair(const ExprStubPairTy *LHS, 48 const ExprStubPairTy *RHS) { 49 return LHS->first->getName().compare(RHS->first->getName()); 50 } 51 52 MachineModuleInfoImpl::ExprStubListTy MachineModuleInfoImpl::getSortedExprStubs( 53 DenseMap<MCSymbol *, const MCExpr *> &ExprStubs) { 54 MachineModuleInfoImpl::ExprStubListTy List(ExprStubs.begin(), 55 ExprStubs.end()); 56 57 array_pod_sort(List.begin(), List.end(), SortAuthStubPair); 58 59 ExprStubs.clear(); 60 return List; 61 } 62