40 lines
1.4 KiB
C++
40 lines
1.4 KiB
C++
//===- OptUtils.h - MLIR Execution Engine opt pass utilities ----*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares the utility functions to trigger LLVM optimizations from
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// MLIR Execution Engine.
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//
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//===----------------------------------------------------------------------===//
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#ifndef MLIR_EXECUTIONENGINE_OPTUTILS_H
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#define MLIR_EXECUTIONENGINE_OPTUTILS_H
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#include <functional>
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#include <string>
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namespace llvm {
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class Module;
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class Error;
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class TargetMachine;
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} // namespace llvm
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namespace mlir {
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/// Create a module transformer function for MLIR ExecutionEngine that runs
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/// LLVM IR passes corresponding to the given speed and size optimization
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/// levels (e.g. -O2 or -Os). If not null, `targetMachine` is used to
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/// initialize passes that provide target-specific information to the LLVM
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/// optimizer. `targetMachine` must outlive the returned std::function.
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std::function<llvm::Error(llvm::Module *)>
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makeOptimizingTransformer(unsigned optLevel, unsigned sizeLevel,
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llvm::TargetMachine *targetMachine);
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} // namespace mlir
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#endif // MLIR_EXECUTIONENGINE_OPTUTILS_H
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