| // 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_TINT_BUILTIN_TABLE_H_ |
| #define SRC_TINT_BUILTIN_TABLE_H_ |
| |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "src/tint/sem/builtin.h" |
| |
| // Forward declarations |
| namespace tint { |
| class ProgramBuilder; |
| } // namespace tint |
| |
| namespace tint { |
| |
| /// BuiltinTable is a lookup table of all the WGSL builtin functions |
| class BuiltinTable { |
| public: |
| /// @param builder the program builder |
| /// @return a pointer to a newly created BuiltinTable |
| static std::unique_ptr<BuiltinTable> Create(ProgramBuilder& builder); |
| |
| /// Destructor |
| virtual ~BuiltinTable(); |
| |
| /// Lookup looks for the builtin overload with the given signature, raising |
| /// an error diagnostic if the builtin was not found. |
| /// @param type the builtin type |
| /// @param args the argument types passed to the builtin function |
| /// @param source the source of the builtin call |
| /// @return the semantic builtin if found, otherwise nullptr |
| virtual const sem::Builtin* Lookup(sem::BuiltinType type, |
| const std::vector<const sem::Type*>& args, |
| const Source& source) = 0; |
| }; |
| |
| } // namespace tint |
| |
| #endif // SRC_TINT_BUILTIN_TABLE_H_ |