1 //===- DebugStringHelper.h - helpers to generate debug strings --*- 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 // Convenience functions to make it easier to get a string representation for 10 // ops that have a print method. For use in debugging output and errors 11 // returned. 12 // 13 //===----------------------------------------------------------------------===// 14 15 #ifndef MLIR_SUPPORT_DEBUGSTRINGHELPER_H 16 #define MLIR_SUPPORT_DEBUGSTRINGHELPER_H 17 18 #include <string> 19 20 #include "llvm/ADT/Twine.h" 21 #include "llvm/Support/raw_os_ostream.h" 22 #include "llvm/Support/raw_ostream.h" 23 24 namespace mlir { 25 26 // Simple helper function that returns a string as printed from a op. 27 template <typename T> debugString(T && op)28static std::string debugString(T &&op) { 29 std::string instrStr; 30 llvm::raw_string_ostream os(instrStr); 31 os << op; 32 return os.str(); 33 } 34 35 } // namespace mlir 36 37 inline std::ostream &operator<<(std::ostream &out, const llvm::Twine &twine) { 38 llvm::raw_os_ostream rout(out); 39 rout << twine; 40 return out; 41 } 42 43 #endif // MLIR_SUPPORT_DEBUGSTRINGHELPER_H 44