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// Copyright 2019 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_COMPILER_WRITE_BARRIER_KIND_H_
#define V8_COMPILER_WRITE_BARRIER_KIND_H_
#include <ostream>
#include "src/base/logging.h"
namespace v8 {
namespace internal {
namespace compiler {
// Write barrier kinds supported by compiler.
enum WriteBarrierKind : uint8_t {
kNoWriteBarrier,
kAssertNoWriteBarrier,
kMapWriteBarrier,
kPointerWriteBarrier,
kEphemeronKeyWriteBarrier,
kFullWriteBarrier
};
inline size_t hash_value(WriteBarrierKind kind) {
return static_cast<uint8_t>(kind);
}
inline std::ostream& operator<<(std::ostream& os, WriteBarrierKind kind) {
switch (kind) {
case kNoWriteBarrier:
return os << "NoWriteBarrier";
case kAssertNoWriteBarrier:
return os << "AssertNoWriteBarrier";
case kMapWriteBarrier:
return os << "MapWriteBarrier";
case kPointerWriteBarrier:
return os << "PointerWriteBarrier";
case kEphemeronKeyWriteBarrier:
return os << "EphemeronKeyWriteBarrier";
case kFullWriteBarrier:
return os << "FullWriteBarrier";
}
UNREACHABLE();
}
} // namespace compiler
} // namespace internal
} // namespace v8
#endif // V8_COMPILER_WRITE_BARRIER_KIND_H_