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1 //===- MCDirectives.h - Enums for directives on various targets -*- 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 // This file defines various enums that represent target-specific directives.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_MC_MCDIRECTIVES_H
15 #define LLVM_MC_MCDIRECTIVES_H
16 
17 namespace llvm {
18 
19 enum MCSymbolAttr {
20   MCSA_Invalid = 0,    ///< Not a valid directive.
21 
22   // Various directives in alphabetical order.
23   MCSA_ELF_TypeFunction,    ///< .type _foo, STT_FUNC  # aka @function
24   MCSA_ELF_TypeIndFunction, ///< .type _foo, STT_GNU_IFUNC
25   MCSA_ELF_TypeObject,      ///< .type _foo, STT_OBJECT  # aka @object
26   MCSA_ELF_TypeTLS,         ///< .type _foo, STT_TLS     # aka @tls_object
27   MCSA_ELF_TypeCommon,      ///< .type _foo, STT_COMMON  # aka @common
28   MCSA_ELF_TypeNoType,      ///< .type _foo, STT_NOTYPE  # aka @notype
29   MCSA_ELF_TypeGnuUniqueObject, /// .type _foo, @gnu_unique_object
30   MCSA_Global,              ///< .globl
31   MCSA_Hidden,              ///< .hidden (ELF)
32   MCSA_IndirectSymbol,      ///< .indirect_symbol (MachO)
33   MCSA_Internal,            ///< .internal (ELF)
34   MCSA_LazyReference,       ///< .lazy_reference (MachO)
35   MCSA_Local,               ///< .local (ELF)
36   MCSA_NoDeadStrip,         ///< .no_dead_strip (MachO)
37   MCSA_SymbolResolver,      ///< .symbol_resolver (MachO)
38   MCSA_PrivateExtern,       ///< .private_extern (MachO)
39   MCSA_Protected,           ///< .protected (ELF)
40   MCSA_Reference,           ///< .reference (MachO)
41   MCSA_Weak,                ///< .weak
42   MCSA_WeakDefinition,      ///< .weak_definition (MachO)
43   MCSA_WeakReference,       ///< .weak_reference (MachO)
44   MCSA_WeakDefAutoPrivate   ///< .weak_def_can_be_hidden (MachO)
45 };
46 
47 enum MCAssemblerFlag {
48   MCAF_SyntaxUnified,         ///< .syntax (ARM/ELF)
49   MCAF_SubsectionsViaSymbols, ///< .subsections_via_symbols (MachO)
50   MCAF_Code16,                ///< .code16 (X86) / .code 16 (ARM)
51   MCAF_Code32,                ///< .code32 (X86) / .code 32 (ARM)
52   MCAF_Code64                 ///< .code64 (X86)
53 };
54 
55 } // end namespace llvm
56 
57 #endif
58