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f07ad6733b
Bug: tint:772 Change-Id: Icd1892a1affed10af8e7b90257129fa54360815e Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/57640 Commit-Queue: Ben Clayton <bclayton@google.com> Reviewed-by: Ben Clayton <bclayton@google.com> Kokoro: Ben Clayton <bclayton@google.com>
56 lines
1.8 KiB
C++
56 lines
1.8 KiB
C++
// Copyright 2021 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_INVARIANT_DECORATION_H_
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#define SRC_AST_INVARIANT_DECORATION_H_
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#include <string>
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#include "src/ast/decoration.h"
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namespace tint {
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namespace ast {
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/// The invariant attribute
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class InvariantDecoration : public Castable<InvariantDecoration, Decoration> {
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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 source of this decoration
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InvariantDecoration(ProgramID program_id, const Source& source);
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~InvariantDecoration() override;
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/// @returns the WGSL name for the decoration
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std::string name() const override;
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/// Outputs the decoration to the given 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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/// 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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InvariantDecoration* Clone(CloneContext* ctx) const override;
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};
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} // namespace ast
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} // namespace tint
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#endif // SRC_AST_INVARIANT_DECORATION_H_
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