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055a23f745
Leverage ARM ELF build attribute section to create ELF attribute section for RISC-V. Extract the common part of parsing logic for this section into ELFAttributeParser.[cpp|h] and ELFAttributes.[cpp|h]. Differential Revision: https://reviews.llvm.org/D74023
35 lines
1.3 KiB
C++
35 lines
1.3 KiB
C++
//===-- ELFAttributes.cpp - ELF Attributes --------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Support/ELFAttributes.h"
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#include "llvm/ADT/StringRef.h"
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using namespace llvm;
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StringRef ELFAttrs::attrTypeAsString(unsigned attr, TagNameMap tagNameMap,
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bool hasTagPrefix) {
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auto tagNameIt = find_if(
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tagNameMap, [attr](const TagNameItem item) { return item.attr == attr; });
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if (tagNameIt == tagNameMap.end())
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return "";
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StringRef tagName = tagNameIt->tagName;
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return hasTagPrefix ? tagName : tagName.drop_front(4);
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}
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Optional<unsigned> ELFAttrs::attrTypeFromString(StringRef tag,
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TagNameMap tagNameMap) {
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bool hasTagPrefix = tag.startswith("Tag_");
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auto tagNameIt =
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find_if(tagNameMap, [tag, hasTagPrefix](const TagNameItem item) {
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return item.tagName.drop_front(hasTagPrefix ? 0 : 4) == tag;
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});
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if (tagNameIt == tagNameMap.end())
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return None;
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return tagNameIt->attr;
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}
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