Warning: This file is not a C or C++ file. It does not have highlighting.
| 1 | //===------ LangOptions.h ---------------------------------------*- 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 defines the LangOptions interface, which holds the |
| 10 | // configuration for LLVM's middle-end and back-end. It controls LLVM's code |
| 11 | // generation into assembly or machine code. |
| 12 | // |
| 13 | //===----------------------------------------------------------------------===// |
| 14 | |
| 15 | #ifndef FORTRAN_FRONTEND_LANGOPTIONS_H |
| 16 | #define FORTRAN_FRONTEND_LANGOPTIONS_H |
| 17 | |
| 18 | #include <string> |
| 19 | |
| 20 | namespace Fortran::frontend { |
| 21 | |
| 22 | /// Bitfields of LangOptions, split out from LangOptions to ensure |
| 23 | /// that this large collection of bitfields is a trivial class type. |
| 24 | class LangOptionsBase { |
| 25 | |
| 26 | public: |
| 27 | enum FPModeKind { |
| 28 | // Do not fuse FP ops |
| 29 | FPM_Off, |
| 30 | |
| 31 | // Aggressively fuse FP ops (E.g. FMA). |
| 32 | FPM_Fast, |
| 33 | }; |
| 34 | |
| 35 | #define LANGOPT(Name, Bits, Default) unsigned Name : Bits; |
| 36 | #define ENUM_LANGOPT(Name, Type, Bits, Default) |
| 37 | #include "flang/Frontend/LangOptions.def" |
| 38 | |
| 39 | protected: |
| 40 | #define LANGOPT(Name, Bits, Default) |
| 41 | #define ENUM_LANGOPT(Name, Type, Bits, Default) unsigned Name : Bits; |
| 42 | #include "flang/Frontend/LangOptions.def" |
| 43 | }; |
| 44 | |
| 45 | /// Tracks various options which control the dialect of Fortran that is |
| 46 | /// accepted. Based on clang::LangOptions |
| 47 | class LangOptions : public LangOptionsBase { |
| 48 | |
| 49 | public: |
| 50 | // Define accessors/mutators for code generation options of enumeration type. |
| 51 | #define LANGOPT(Name, Bits, Default) |
| 52 | #define ENUM_LANGOPT(Name, Type, Bits, Default) \ |
| 53 | Type get##Name() const { return static_cast<Type>(Name); } \ |
| 54 | void set##Name(Type Value) { Name = static_cast<unsigned>(Value); } |
| 55 | #include "flang/Frontend/LangOptions.def" |
| 56 | |
| 57 | /// Name of the IR file that contains the result of the OpenMP target |
| 58 | /// host code generation. |
| 59 | std::string OMPHostIRFile; |
| 60 | |
| 61 | LangOptions(); |
| 62 | }; |
| 63 | |
| 64 | } // end namespace Fortran::frontend |
| 65 | |
| 66 | #endif // FORTRAN_FRONTEND_LANGOPTIONS_H |
| 67 |
Warning: This file is not a C or C++ file. It does not have highlighting.