95 lines
2.9 KiB
C++
95 lines
2.9 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef SRC_AST_ENTRY_POINT_H_
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#define SRC_AST_ENTRY_POINT_H_
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#include <memory>
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#include <ostream>
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#include <string>
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#include <vector>
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#include "src/ast/node.h"
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#include "src/ast/pipeline_stage.h"
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namespace tint {
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namespace ast {
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/// An entry point statement.
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class EntryPoint : public Node {
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public:
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/// Constructor
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EntryPoint() = default;
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/// Constructor
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/// @param stage the entry point stage
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/// @param name the entry point name
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/// @param fn_name the function name
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EntryPoint(PipelineStage stage,
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const std::string& name,
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const std::string& fn_name);
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/// Constructor
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/// @param source the source of the entry point
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/// @param stage the entry point stage
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/// @param name the entry point name
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/// @param fn_name the function name
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EntryPoint(const Source& source,
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PipelineStage stage,
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const std::string& name,
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const std::string& fn_name);
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/// Move constructor
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EntryPoint(EntryPoint&&) = default;
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~EntryPoint() override;
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/// Sets the entry point name
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/// @param name the name to set
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void set_name(const std::string& name) { name_ = name; }
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/// @returns the entry points name
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const std::string& name() const { return name_; }
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/// Sets the entry point function name
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/// @param name the function name
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void set_function_name(const std::string& name) { fn_name_ = name; }
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/// @returns the function name for the entry point
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const std::string& function_name() const { return fn_name_; }
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/// Sets the piepline stage
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/// @param stage the stage to set
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void set_pipeline_stage(PipelineStage stage) { stage_ = stage; }
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/// @returns the pipeline stage for the entry point
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PipelineStage stage() const { return stage_; }
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/// @returns true if the entry point is valid
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bool IsValid() const override;
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/// Writes a representation of the entry point to the output stream
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/// @param out the stream to write too
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/// @param indent number of spaces to ident the node when writing
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void to_str(std::ostream& out, size_t indent) const override;
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private:
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EntryPoint(const EntryPoint&) = delete;
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Source source_;
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PipelineStage stage_;
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std::string name_;
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std::string fn_name_;
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};
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/// A list of unique entry points.
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using EntryPointList = std::vector<std::unique_ptr<EntryPoint>>;
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} // namespace ast
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} // namespace tint
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#endif // SRC_AST_ENTRY_POINT_H_
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