| //===-- ELFAttributes.cpp - ELF Attributes --------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "llvm/Support/ELFAttributes.h" |
| #include "llvm/ADT/StringRef.h" |
| |
| using namespace llvm; |
| |
| StringRef ELFAttrs::attrTypeAsString(unsigned attr, TagNameMap tagNameMap, |
| bool hasTagPrefix) { |
| auto tagNameIt = find_if( |
| tagNameMap, [attr](const TagNameItem item) { return item.attr == attr; }); |
| if (tagNameIt == tagNameMap.end()) |
| return ""; |
| StringRef tagName = tagNameIt->tagName; |
| return hasTagPrefix ? tagName : tagName.drop_front(4); |
| } |
| |
| Optional<unsigned> ELFAttrs::attrTypeFromString(StringRef tag, |
| TagNameMap tagNameMap) { |
| bool hasTagPrefix = tag.startswith("Tag_"); |
| auto tagNameIt = |
| find_if(tagNameMap, [tag, hasTagPrefix](const TagNameItem item) { |
| return item.tagName.drop_front(hasTagPrefix ? 0 : 4) == tag; |
| }); |
| if (tagNameIt == tagNameMap.end()) |
| return None; |
| return tagNameIt->attr; |
| } |