File: ELFAttributes.cpp

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (34 lines) | stat: -rw-r--r-- 1,314 bytes parent folder | download | duplicates (11)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
//===-- 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);
}

std::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 std::nullopt;
  return tagNameIt->attr;
}