| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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 GANDIVA_FUNCTION_IR_BUILDER_H |
| #define GANDIVA_FUNCTION_IR_BUILDER_H |
| |
| #include <cstdint> |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "gandiva/engine.h" |
| #include "gandiva/gandiva_aliases.h" |
| #include "gandiva/llvm_types.h" |
| |
| namespace gandiva { |
| |
| /// @brief Base class for building IR functions. |
| class FunctionIRBuilder { |
| public: |
| explicit FunctionIRBuilder(Engine* engine) : engine_(engine) {} |
| virtual ~FunctionIRBuilder() = default; |
| |
| protected: |
| LLVMTypes* types() { return engine_->types(); } |
| llvm::Module* module() { return engine_->module(); } |
| llvm::LLVMContext* context() { return engine_->context(); } |
| llvm::IRBuilder<>* ir_builder() { return engine_->ir_builder(); } |
| |
| /// Build an if-else block. |
| llvm::Value* BuildIfElse(llvm::Value* condition, llvm::Type* return_type, |
| std::function<llvm::Value*()> then_func, |
| std::function<llvm::Value*()> else_func); |
| |
| struct NamedArg { |
| std::string name; |
| llvm::Type* type; |
| }; |
| |
| /// Build llvm fn. |
| llvm::Function* BuildFunction(const std::string& function_name, llvm::Type* return_type, |
| std::vector<NamedArg> in_args); |
| |
| private: |
| Engine* engine_; |
| }; |
| |
| } // namespace gandiva |
| |
| #endif // GANDIVA_FUNCTION_IR_BUILDER_H |