| // Copyright 2022 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. |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // File generated by tools/src/cmd/gen |
| // using the template: |
| // src/tint/ast/storage_class.h.tmpl |
| // |
| // Do not modify this file directly |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| #ifndef SRC_TINT_AST_STORAGE_CLASS_H_ |
| #define SRC_TINT_AST_STORAGE_CLASS_H_ |
| |
| #include <ostream> |
| |
| namespace tint::ast { |
| |
| /// Storage class of a given pointer. |
| enum class StorageClass { |
| kInvalid, |
| kNone, // Tint-internal enum entry - not parsed |
| kFunction, |
| kPrivate, |
| kWorkgroup, |
| kUniform, |
| kStorage, |
| kHandle, // Tint-internal enum entry - not parsed |
| kIn, // Tint-internal enum entry - not parsed |
| kOut, // Tint-internal enum entry - not parsed |
| }; |
| |
| /// @param out the std::ostream to write to |
| /// @param value the StorageClass |
| /// @returns `out` so calls can be chained |
| std::ostream& operator<<(std::ostream& out, StorageClass value); |
| |
| /// ParseStorageClass parses a StorageClass from a string. |
| /// @param str the string to parse |
| /// @returns the parsed enum, or StorageClass::kInvalid if the string could not be parsed. |
| StorageClass ParseStorageClass(std::string_view str); |
| |
| /// @returns true if the StorageClass is host-shareable |
| /// @param sc the StorageClass |
| /// @see https://gpuweb.github.io/gpuweb/wgsl.html#host-shareable |
| inline bool IsHostShareable(StorageClass sc) { |
| return sc == ast::StorageClass::kUniform || sc == ast::StorageClass::kStorage; |
| } |
| |
| } // namespace tint::ast |
| |
| #endif // SRC_TINT_AST_STORAGE_CLASS_H_ |