dawn-cmake/src/tint/transform/remove_phonies.h
dan sinclair b5599d35f9 Condense namespaces in tint/transform.
This PR condenses the namespaces in the tint/transform folder.

Change-Id: Idf448870ccf90f892b9186f7aab7bb0ac9deda17
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/86029
Auto-Submit: Dan Sinclair <dsinclair@chromium.org>
Reviewed-by: Ben Clayton <bclayton@google.com>
Commit-Queue: Dan Sinclair <dsinclair@chromium.org>
2022-04-07 16:55:14 +00:00

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2.0 KiB
C++

// Copyright 2021 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef SRC_TINT_TRANSFORM_REMOVE_PHONIES_H_
#define SRC_TINT_TRANSFORM_REMOVE_PHONIES_H_
#include <string>
#include <unordered_map>
#include "src/tint/transform/transform.h"
namespace tint::transform {
/// RemovePhonies is a Transform that removes all phony-assignment statements,
/// while preserving function call expressions in the RHS of the assignment that
/// may have side-effects.
class RemovePhonies : public Castable<RemovePhonies, Transform> {
public:
/// Constructor
RemovePhonies();
/// Destructor
~RemovePhonies() override;
/// @param program the program to inspect
/// @param data optional extra transform-specific input data
/// @returns true if this transform should be run for the given program
bool ShouldRun(const Program* program,
const DataMap& data = {}) const override;
protected:
/// Runs the transform using the CloneContext built for transforming a
/// program. Run() is responsible for calling Clone() on the CloneContext.
/// @param ctx the CloneContext primed with the input program and
/// ProgramBuilder
/// @param inputs optional extra transform-specific input data
/// @param outputs optional extra transform-specific output data
void Run(CloneContext& ctx,
const DataMap& inputs,
DataMap& outputs) const override;
};
} // namespace tint::transform
#endif // SRC_TINT_TRANSFORM_REMOVE_PHONIES_H_