mirror of
https://github.com/facebook/sapling.git
synced 2024-10-10 08:47:12 +03:00
0a6aa21d77
Summary: This is a rough pass that resolves a linker issue on MSVC by switching to inline static member functions. Reviewed By: chadaustin Differential Revision: D20529163 fbshipit-source-id: 578ed440758c685091d3e039e261638e027db17a
50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
/*
|
|
* Copyright (c) Facebook, Inc. and its affiliates.
|
|
*
|
|
* This software may be used and distributed according to the terms of the
|
|
* GNU General Public License version 2.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <cstdint>
|
|
|
|
namespace facebook {
|
|
namespace eden {
|
|
|
|
enum class ImportPriorityKind : int16_t { Low = -1, Normal = 0, High };
|
|
|
|
struct ImportPriority {
|
|
ImportPriorityKind kind;
|
|
uint64_t offset : 48;
|
|
|
|
static constexpr ImportPriority kNormal() {
|
|
return ImportPriority{ImportPriorityKind::Normal};
|
|
}
|
|
|
|
static constexpr ImportPriority kHigh() {
|
|
return ImportPriority{ImportPriorityKind::High};
|
|
}
|
|
|
|
explicit constexpr ImportPriority()
|
|
: kind(ImportPriorityKind::Normal), offset(0) {}
|
|
explicit constexpr ImportPriority(ImportPriorityKind kind)
|
|
: kind(kind), offset(0) {}
|
|
constexpr ImportPriority(ImportPriorityKind kind, uint64_t offset)
|
|
: kind(kind), offset(offset) {}
|
|
|
|
constexpr inline int64_t value() const noexcept {
|
|
return (static_cast<int16_t>(kind) * (static_cast<uint64_t>(1) << 48)) +
|
|
offset;
|
|
}
|
|
|
|
friend bool operator<(
|
|
const ImportPriority& lhs,
|
|
const ImportPriority& rhs) noexcept {
|
|
return lhs.value() < rhs.value();
|
|
}
|
|
};
|
|
|
|
} // namespace eden
|
|
} // namespace facebook
|