chromium/v8/src/compiler/turboshaft/explicit-truncation-reducer.h

// Copyright 2023 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_TURBOSHAFT_EXPLICIT_TRUNCATION_REDUCER_H_
#define V8_COMPILER_TURBOSHAFT_EXPLICIT_TRUNCATION_REDUCER_H_

#include "src/compiler/turboshaft/assembler.h"
#include "src/compiler/turboshaft/operations.h"
#include "src/compiler/turboshaft/uniform-reducer-adapter.h"

namespace v8::internal::compiler::turboshaft {

#include "src/compiler/turboshaft/define-assembler-macros.inc"

// This reducer adds explicit int64 -> int32 truncation operations. This is
// needed as Turbofan does not have an explicit truncation operation.
// TODO(12783): Once the Turboshaft graph is not created from Turbofan, this
// reducer can be removed.
template <class Next>
class ExplicitTruncationReducer
    : public UniformReducerAdapter<ExplicitTruncationReducer, Next> { … };

#include "src/compiler/turboshaft/undef-assembler-macros.inc"

}  // namespace v8::internal::compiler::turboshaft

#endif  // V8_COMPILER_TURBOSHAFT_EXPLICIT_TRUNCATION_REDUCER_H_