dawn-cmake/src/transform/single_entry_point.h
Ben Clayton b5cd10c7bd Program: Track what transforms have been applied
Allows transforms to assert their dependencies have been run before they
are.

Also allows the backends to validate that their sanitizers have been run
before they're used.

Change-Id: I1e97afe06f9e7371283bade54bbb2e2c41f87a00
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/55442
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: James Price <jrprice@google.com>
2021-06-25 10:26:26 +00:00

71 lines
2.1 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 Castable<SingleEntryPoint, 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;
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) override;
};
} // namespace transform
} // namespace tint
#endif // SRC_TRANSFORM_SINGLE_ENTRY_POINT_H_