1 //===- ToolUtilities.h - MLIR Tool Utilities --------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file declares common utilities for implementing MLIR tools. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef MLIR_SUPPORT_TOOLUTILITIES_H 14 #define MLIR_SUPPORT_TOOLUTILITIES_H 15 16 #include "mlir/Support/LLVM.h" 17 #include "llvm/ADT/STLExtras.h" 18 #include <memory> 19 20 namespace llvm { 21 class MemoryBuffer; 22 } 23 24 namespace mlir { 25 struct LogicalResult; 26 27 using ChunkBufferHandler = function_ref<LogicalResult( 28 std::unique_ptr<llvm::MemoryBuffer> chunkBuffer, raw_ostream &os)>; 29 30 /// Splits the specified buffer on a marker (`// -----`), processes each chunk 31 /// independently according to the normal `processChunkBuffer` logic, and writes 32 /// all results to `os`. 33 /// 34 /// This is used to allow a large number of small independent tests to be put 35 /// into a single file. 36 LogicalResult 37 splitAndProcessBuffer(std::unique_ptr<llvm::MemoryBuffer> originalBuffer, 38 ChunkBufferHandler processChunkBuffer, raw_ostream &os); 39 } // namespace mlir 40 41 #endif // MLIR_SUPPORT_TOOLUTILITIES_H 42