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comparison lib/Object/IRObjectFile.cpp @ 147:c2174574ed3a

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LLVM 10
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Wed, 14 Aug 2019 16:55:33 +0900
parents 3a76565eade5
children
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134:3a76565eade5 147:c2174574ed3a
1 //===- IRObjectFile.cpp - IR object file implementation ---------*- C++ -*-===// 1 //===- IRObjectFile.cpp - IR object file implementation ---------*- C++ -*-===//
2 // 2 //
3 // The LLVM Compiler Infrastructure 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // 4 // See https://llvm.org/LICENSE.txt for license information.
5 // This file is distributed under the University of Illinois Open Source 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 // License. See LICENSE.TXT for details.
7 // 6 //
8 //===----------------------------------------------------------------------===// 7 //===----------------------------------------------------------------------===//
9 // 8 //
10 // Part of the IRObjectFile class implementation. 9 // Part of the IRObjectFile class implementation.
11 // 10 //
41 40
42 void IRObjectFile::moveSymbolNext(DataRefImpl &Symb) const { 41 void IRObjectFile::moveSymbolNext(DataRefImpl &Symb) const {
43 Symb.p += sizeof(ModuleSymbolTable::Symbol); 42 Symb.p += sizeof(ModuleSymbolTable::Symbol);
44 } 43 }
45 44
46 std::error_code IRObjectFile::printSymbolName(raw_ostream &OS, 45 Error IRObjectFile::printSymbolName(raw_ostream &OS, DataRefImpl Symb) const {
47 DataRefImpl Symb) const {
48 SymTab.printSymbolName(OS, getSym(Symb)); 46 SymTab.printSymbolName(OS, getSym(Symb));
49 return std::error_code(); 47 return Error::success();
50 } 48 }
51 49
52 uint32_t IRObjectFile::getSymbolFlags(DataRefImpl Symb) const { 50 uint32_t IRObjectFile::getSymbolFlags(DataRefImpl Symb) const {
53 return SymTab.getSymbolFlags(getSym(Symb)); 51 return SymTab.getSymbolFlags(getSym(Symb));
54 } 52 }
74 72
75 Expected<MemoryBufferRef> 73 Expected<MemoryBufferRef>
76 IRObjectFile::findBitcodeInObject(const ObjectFile &Obj) { 74 IRObjectFile::findBitcodeInObject(const ObjectFile &Obj) {
77 for (const SectionRef &Sec : Obj.sections()) { 75 for (const SectionRef &Sec : Obj.sections()) {
78 if (Sec.isBitcode()) { 76 if (Sec.isBitcode()) {
79 StringRef SecContents; 77 Expected<StringRef> Contents = Sec.getContents();
80 if (std::error_code EC = Sec.getContents(SecContents)) 78 if (!Contents)
81 return errorCodeToError(EC); 79 return Contents.takeError();
82 return MemoryBufferRef(SecContents, Obj.getFileName()); 80 if (Contents->size() <= 1)
81 return errorCodeToError(object_error::bitcode_section_not_found);
82 return MemoryBufferRef(*Contents, Obj.getFileName());
83 } 83 }
84 } 84 }
85 85
86 return errorCodeToError(object_error::bitcode_section_not_found); 86 return errorCodeToError(object_error::bitcode_section_not_found);
87 } 87 }