| // 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_SEM_ATOMIC_TYPE_H_ |
| #define SRC_SEM_ATOMIC_TYPE_H_ |
| |
| #include <string> |
| |
| #include "src/sem/type.h" |
| |
| namespace tint { |
| namespace sem { |
| |
| /// A atomic type. |
| class Atomic : public Castable<Atomic, Type> { |
| public: |
| /// Constructor |
| /// @param subtype the atomic type |
| explicit Atomic(const sem::Type* subtype); |
| |
| /// Move constructor |
| Atomic(Atomic&&); |
| ~Atomic() override; |
| |
| /// @returns the atomic type |
| const sem::Type* Type() const { return subtype_; } |
| |
| /// @returns the name for this type |
| std::string type_name() const override; |
| |
| /// @param symbols the program's symbol table |
| /// @returns the name for this type that closely resembles how it would be |
| /// declared in WGSL. |
| std::string FriendlyName(const SymbolTable& symbols) const override; |
| |
| /// @returns the size in bytes of the type. |
| uint32_t Size() const override; |
| |
| /// @returns the alignment in bytes of the type. |
| uint32_t Align() const override; |
| |
| /// @returns true if constructible as per |
| /// https://gpuweb.github.io/gpuweb/wgsl/#constructible-typesd |
| bool IsConstructible() const override; |
| |
| private: |
| sem::Type const* const subtype_; |
| }; |
| |
| } // namespace sem |
| } // namespace tint |
| |
| #endif // SRC_SEM_ATOMIC_TYPE_H_ |