1 | //===- MCTargetOptions.h - MC Target Options --------------------*- 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 | #ifndef LLVM_MC_MCTARGETOPTIONS_H |
10 | #define LLVM_MC_MCTARGETOPTIONS_H |
11 | |
12 | #include "llvm/ADT/ArrayRef.h" |
13 | #include <string> |
14 | #include <vector> |
15 | |
16 | namespace llvm { |
17 | |
18 | enum class ExceptionHandling { |
19 | None, ///< No exception support |
20 | DwarfCFI, ///< DWARF-like instruction based exceptions |
21 | SjLj, ///< setjmp/longjmp based exceptions |
22 | ARM, ///< ARM EHABI |
23 | WinEH, ///< Windows Exception Handling |
24 | Wasm, ///< WebAssembly Exception Handling |
25 | AIX, ///< AIX Exception Handling |
26 | }; |
27 | |
28 | enum class DebugCompressionType { |
29 | None, ///< No compression |
30 | GNU, ///< zlib-gnu style compression |
31 | Z, ///< zlib style complession |
32 | }; |
33 | |
34 | class StringRef; |
35 | |
36 | class MCTargetOptions { |
37 | public: |
38 | enum AsmInstrumentation { |
39 | AsmInstrumentationNone, |
40 | AsmInstrumentationAddress |
41 | }; |
42 | |
43 | bool MCRelaxAll : 1; |
44 | bool MCNoExecStack : 1; |
45 | bool MCFatalWarnings : 1; |
46 | bool MCNoWarn : 1; |
47 | bool MCNoDeprecatedWarn : 1; |
48 | bool MCNoTypeCheck : 1; |
49 | bool MCSaveTempLabels : 1; |
50 | bool MCUseDwarfDirectory : 1; |
51 | bool MCIncrementalLinkerCompatible : 1; |
52 | bool ShowMCEncoding : 1; |
53 | bool ShowMCInst : 1; |
54 | bool AsmVerbose : 1; |
55 | |
56 | /// Preserve Comments in Assembly. |
57 | bool : 1; |
58 | |
59 | bool Dwarf64 : 1; |
60 | int DwarfVersion = 0; |
61 | |
62 | std::string ABIName; |
63 | std::string AssemblyLanguage; |
64 | std::string SplitDwarfFile; |
65 | |
66 | const char *Argv0 = nullptr; |
67 | ArrayRef<std::string> CommandLineArgs; |
68 | |
69 | /// Additional paths to search for `.include` directives when using the |
70 | /// integrated assembler. |
71 | std::vector<std::string> IASSearchPaths; |
72 | |
73 | MCTargetOptions(); |
74 | |
75 | /// getABIName - If this returns a non-empty string this represents the |
76 | /// textual name of the ABI that we want the backend to use, e.g. o32, or |
77 | /// aapcs-linux. |
78 | StringRef getABIName() const; |
79 | |
80 | /// getAssemblyLanguage - If this returns a non-empty string this represents |
81 | /// the textual name of the assembly language that we will use for this |
82 | /// target, e.g. masm. |
83 | StringRef getAssemblyLanguage() const; |
84 | }; |
85 | |
86 | } // end namespace llvm |
87 | |
88 | #endif // LLVM_MC_MCTARGETOPTIONS_H |
89 | |