68 lines
2.0 KiB
C++
68 lines
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_TRANSFORM_SINGLE_ENTRY_POINT_H_
|
|
#define SRC_TRANSFORM_SINGLE_ENTRY_POINT_H_
|
|
|
|
#include <string>
|
|
|
|
#include "src/transform/transform.h"
|
|
|
|
namespace tint {
|
|
namespace transform {
|
|
|
|
/// Strip all but one entry point a module.
|
|
///
|
|
/// All module-scope variables, types, and functions that are not used by the
|
|
/// target entry point will also be removed.
|
|
class SingleEntryPoint : public Transform {
|
|
public:
|
|
/// Configuration options for the transform
|
|
struct Config : public Castable<Config, Data> {
|
|
/// Constructor
|
|
/// @param entry_point the name of the entry point to keep
|
|
explicit Config(std::string entry_point = "");
|
|
|
|
/// Copy constructor
|
|
Config(const Config&);
|
|
|
|
/// Destructor
|
|
~Config() override;
|
|
|
|
/// Assignment operator
|
|
/// @returns this Config
|
|
Config& operator=(const Config&);
|
|
|
|
/// The name of the entry point to keep.
|
|
std::string entry_point_name;
|
|
};
|
|
|
|
/// Constructor
|
|
SingleEntryPoint();
|
|
|
|
/// Destructor
|
|
~SingleEntryPoint() override;
|
|
|
|
/// Runs the transform on `program`, returning the transformation result.
|
|
/// @param program the source program to transform
|
|
/// @param data optional extra transform-specific input data
|
|
/// @returns the transformation result
|
|
Output Run(const Program* program, const DataMap& data = {}) override;
|
|
};
|
|
|
|
} // namespace transform
|
|
} // namespace tint
|
|
|
|
#endif // SRC_TRANSFORM_SINGLE_ENTRY_POINT_H_
|