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Copy pathfunction_ir_builder.h
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61 lines (50 loc) · 1.95 KB
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// 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.
#pragma once
#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