6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
81 lines
2.3 KiB
C++
81 lines
2.3 KiB
C++
//===- llvm/TextAPI/PackedVersion.h - PackedVersion -------------*- C++ -*-===//
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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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//
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// Defines the Mach-O packed version format.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TEXTAPI_PACKEDVERSION_H
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#define LLVM_TEXTAPI_PACKEDVERSION_H
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#include "llvm/Support/VersionTuple.h"
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#include <cstdint>
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#include <string>
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#include <utility>
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namespace llvm {
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class raw_ostream;
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class StringRef;
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namespace MachO {
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class PackedVersion {
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uint32_t Version{0};
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public:
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constexpr PackedVersion() = default;
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constexpr PackedVersion(uint32_t RawVersion) : Version(RawVersion) {}
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PackedVersion(unsigned Major, unsigned Minor, unsigned Subminor)
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: Version((Major << 16) | ((Minor & 0xff) << 8) | (Subminor & 0xff)) {}
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PackedVersion(VersionTuple VT) {
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unsigned Minor = 0, Subminor = 0;
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if (auto VTMinor = VT.getMinor())
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Minor = *VTMinor;
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if (auto VTSub = VT.getSubminor())
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Subminor = *VTSub;
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*this = PackedVersion(VT.getMajor(), Minor, Subminor);
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}
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bool empty() const { return Version == 0; }
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/// Retrieve the major version number.
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unsigned getMajor() const { return Version >> 16; }
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/// Retrieve the minor version number, if provided.
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unsigned getMinor() const { return (Version >> 8) & 0xff; }
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/// Retrieve the subminor version number, if provided.
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unsigned getSubminor() const { return Version & 0xff; }
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bool parse32(StringRef Str);
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std::pair<bool, bool> parse64(StringRef Str);
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bool operator<(const PackedVersion &O) const { return Version < O.Version; }
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bool operator==(const PackedVersion &O) const { return Version == O.Version; }
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bool operator!=(const PackedVersion &O) const { return Version != O.Version; }
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uint32_t rawValue() const { return Version; }
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operator std::string() const;
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void print(raw_ostream &OS) const;
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};
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inline raw_ostream &operator<<(raw_ostream &OS, const PackedVersion &Version) {
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Version.print(OS);
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return OS;
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}
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} // end namespace MachO.
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} // end namespace llvm.
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#endif // LLVM_TEXTAPI_PACKEDVERSION_H
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