dawn-cmake/src/ast/entry_point.h

95 lines
2.9 KiB
C++

// Copyright 2020 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_AST_ENTRY_POINT_H_
#define SRC_AST_ENTRY_POINT_H_
#include <memory>
#include <ostream>
#include <string>
#include <vector>
#include "src/ast/node.h"
#include "src/ast/pipeline_stage.h"
namespace tint {
namespace ast {
/// An entry point statement.
class EntryPoint : public Node {
public:
/// Constructor
EntryPoint() = default;
/// Constructor
/// @param stage the entry point stage
/// @param name the entry point name
/// @param fn_name the function name
EntryPoint(PipelineStage stage,
const std::string& name,
const std::string& fn_name);
/// Constructor
/// @param source the source of the entry point
/// @param stage the entry point stage
/// @param name the entry point name
/// @param fn_name the function name
EntryPoint(const Source& source,
PipelineStage stage,
const std::string& name,
const std::string& fn_name);
/// Move constructor
EntryPoint(EntryPoint&&) = default;
~EntryPoint() override;
/// Sets the entry point name
/// @param name the name to set
void set_name(const std::string& name) { name_ = name; }
/// @returns the entry points name
const std::string& name() const { return name_; }
/// Sets the entry point function name
/// @param name the function name
void set_function_name(const std::string& name) { fn_name_ = name; }
/// @returns the function name for the entry point
const std::string& function_name() const { return fn_name_; }
/// Sets the piepline stage
/// @param stage the stage to set
void set_pipeline_stage(PipelineStage stage) { stage_ = stage; }
/// @returns the pipeline stage for the entry point
PipelineStage stage() const { return stage_; }
/// @returns true if the entry point is valid
bool IsValid() const override;
/// Writes a representation of the entry point to the output stream
/// @param out the stream to write too
/// @param indent number of spaces to ident the node when writing
void to_str(std::ostream& out, size_t indent) const override;
private:
EntryPoint(const EntryPoint&) = delete;
Source source_;
PipelineStage stage_;
std::string name_;
std::string fn_name_;
};
/// A list of unique entry points.
using EntryPointList = std::vector<std::unique_ptr<EntryPoint>>;
} // namespace ast
} // namespace tint
#endif // SRC_AST_ENTRY_POINT_H_