1//===- MCTargetOptions.h - MC Target Options --------------------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef LLVM_MC_MCTARGETOPTIONS_H
11#define LLVM_MC_MCTARGETOPTIONS_H
12
13#include <string>
14#include <vector>
15
16namespace llvm {
17
18enum 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};
25
26enum class DebugCompressionType {
27  None, /// No compression
28  GNU,  /// zlib-gnu style compression
29  Z,    /// zlib style complession
30};
31
32class StringRef;
33
34class MCTargetOptions {
35public:
36  enum AsmInstrumentation {
37    AsmInstrumentationNone,
38    AsmInstrumentationAddress
39  };
40
41  /// Enables AddressSanitizer instrumentation at machine level.
42  bool SanitizeAddress : 1;
43
44  bool MCRelaxAll : 1;
45  bool MCNoExecStack : 1;
46  bool MCFatalWarnings : 1;
47  bool MCNoWarn : 1;
48  bool MCNoDeprecatedWarn : 1;
49  bool MCSaveTempLabels : 1;
50  bool MCUseDwarfDirectory : 1;
51  bool MCIncrementalLinkerCompatible : 1;
52  bool MCPIECopyRelocations : 1;
53  bool ShowMCEncoding : 1;
54  bool ShowMCInst : 1;
55  bool AsmVerbose : 1;
56
57  /// Preserve Comments in Assembly.
58  bool PreserveAsmComments : 1;
59
60  int DwarfVersion = 0;
61
62  std::string ABIName;
63  std::string SplitDwarfFile;
64
65  /// Additional paths to search for `.include` directives when using the
66  /// integrated assembler.
67  std::vector<std::string> IASSearchPaths;
68
69  MCTargetOptions();
70
71  /// getABIName - If this returns a non-empty string this represents the
72  /// textual name of the ABI that we want the backend to use, e.g. o32, or
73  /// aapcs-linux.
74  StringRef getABIName() const;
75};
76
77} // end namespace llvm
78
79#endif // LLVM_MC_MCTARGETOPTIONS_H
80