| // Copyright 2023 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_LANG_CORE_IR_LET_H_ |
| #define SRC_TINT_LANG_CORE_IR_LET_H_ |
| |
| #include "src/tint/lang/core/ir/operand_instruction.h" |
| |
| namespace tint::ir { |
| |
| /// A no-op instruction in the IR, used to position and name a value |
| class Let : public utils::Castable<Let, OperandInstruction<1, 1>> { |
| public: |
| /// The offset in Operands() for the value |
| static constexpr size_t kValueOperandOffset = 0; |
| |
| /// Constructor |
| /// @param result the result value |
| /// @param value the let's value |
| Let(InstructionResult* result, Value* value); |
| ~Let() override; |
| |
| /// @returns the value |
| ir::Value* Value() { return operands_[kValueOperandOffset]; } |
| |
| /// @returns the friendly name for the instruction |
| std::string_view FriendlyName() override { return "let"; } |
| }; |
| |
| } // namespace tint::ir |
| |
| #endif // SRC_TINT_LANG_CORE_IR_LET_H_ |