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5cd71b8c0a
* Rename namespace semantic to sem * Rename directory src/semantic/ to src/sem/ Bug: tint:724 Change-Id: I76383b821fbca7f1037a803c497b595a706dcb06 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/48120 Kokoro: Kokoro <noreply+kokoro@google.com> Commit-Queue: Antonio Maiorano <amaiorano@google.com> Reviewed-by: Ben Clayton <bclayton@google.com>
78 lines
2.5 KiB
C++
78 lines
2.5 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_LOOP_STATEMENT_H_
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#define SRC_AST_LOOP_STATEMENT_H_
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#include "src/ast/block_statement.h"
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namespace tint {
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namespace ast {
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/// A loop statement
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class LoopStatement : public Castable<LoopStatement, Statement> {
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public:
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/// Constructor
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/// @param program_id the identifier of the program that owns this node
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/// @param source the loop statement source
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/// @param body the body statements
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/// @param continuing the continuing statements
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LoopStatement(ProgramID program_id,
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const Source& source,
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BlockStatement* body,
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BlockStatement* continuing);
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/// Move constructor
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LoopStatement(LoopStatement&&);
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~LoopStatement() override;
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/// @returns the body statements
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const BlockStatement* body() const { return body_; }
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/// @returns the body statements
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BlockStatement* body() { return body_; }
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/// @returns the continuing statements
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const BlockStatement* continuing() const { return continuing_; }
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/// @returns the continuing statements
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BlockStatement* continuing() { return continuing_; }
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/// @returns true if there are continuing statements in the loop
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bool has_continuing() const {
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return continuing_ != nullptr && !continuing_->empty();
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}
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/// Clones this node and all transitive child nodes using the `CloneContext`
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/// `ctx`.
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/// @param ctx the clone context
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/// @return the newly cloned node
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LoopStatement* Clone(CloneContext* ctx) const override;
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/// Writes a representation of the node to the output stream
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/// @param sem the semantic info for the program
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/// @param out the stream to write to
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/// @param indent number of spaces to indent the node when writing
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void to_str(const sem::Info& sem,
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std::ostream& out,
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size_t indent) const override;
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private:
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LoopStatement(const LoopStatement&) = delete;
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BlockStatement* const body_;
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BlockStatement* const continuing_;
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};
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} // namespace ast
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} // namespace tint
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#endif // SRC_AST_LOOP_STATEMENT_H_
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