llvm/MC/MCDirectives.h

0001 //===- MCDirectives.h - Enums for directives on various targets -*- C++ -*-===//
0002 //
0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
0004 // See https://llvm.org/LICENSE.txt for license information.
0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
0006 //
0007 //===----------------------------------------------------------------------===//
0008 //
0009 // This file defines various enums that represent target-specific directives.
0010 //
0011 //===----------------------------------------------------------------------===//
0012
0013 #ifndef LLVM_MC_MCDIRECTIVES_H
0014 #define LLVM_MC_MCDIRECTIVES_H
0015
0016 namespace llvm {
0017
0018 enum MCSymbolAttr {
0019   MCSA_Invalid = 0, ///< Not a valid directive.
0020
0021   // Various directives in alphabetical order.
0022   MCSA_Cold,                    ///< .cold (MachO)
0023   MCSA_ELF_TypeFunction,        ///< .type _foo, STT_FUNC  # aka @function
0024   MCSA_ELF_TypeIndFunction,     ///< .type _foo, STT_GNU_IFUNC
0025   MCSA_ELF_TypeObject,          ///< .type _foo, STT_OBJECT  # aka @object
0026   MCSA_ELF_TypeTLS,             ///< .type _foo, STT_TLS     # aka @tls_object
0027   MCSA_ELF_TypeCommon,          ///< .type _foo, STT_COMMON  # aka @common
0028   MCSA_ELF_TypeNoType,          ///< .type _foo, STT_NOTYPE  # aka @notype
0029   MCSA_ELF_TypeGnuUniqueObject, /// .type _foo, @gnu_unique_object
0030   MCSA_Global,                  ///< .globl
0031   MCSA_LGlobal,                 ///< .lglobl (XCOFF)
0032   MCSA_Extern,                  ///< .extern (XCOFF)
0033   MCSA_Hidden,                  ///< .hidden (ELF)
0034   MCSA_Exported,                ///< .globl _foo, exported (XCOFF)
0035   MCSA_IndirectSymbol,          ///< .indirect_symbol (MachO)
0036   MCSA_Internal,                ///< .internal (ELF)
0037   MCSA_LazyReference,           ///< .lazy_reference (MachO)
0038   MCSA_Local,                   ///< .local (ELF)
0039   MCSA_NoDeadStrip,             ///< .no_dead_strip (MachO)
0040   MCSA_SymbolResolver,          ///< .symbol_resolver (MachO)
0041   MCSA_AltEntry,                ///< .alt_entry (MachO)
0042   MCSA_PrivateExtern,           ///< .private_extern (MachO)
0043   MCSA_Protected,               ///< .protected (ELF)
0044   MCSA_Reference,               ///< .reference (MachO)
0045   MCSA_Weak,                    ///< .weak
0046   MCSA_WeakDefinition,          ///< .weak_definition (MachO)
0047   MCSA_WeakReference,           ///< .weak_reference (MachO)
0048   MCSA_WeakDefAutoPrivate,      ///< .weak_def_can_be_hidden (MachO)
0049   MCSA_WeakAntiDep,             ///< .weak_anti_dep (COFF)
0050   MCSA_Memtag,                  ///< .memtag (ELF)
0051 };
0052
0053 enum MCAssemblerFlag {
0054   MCAF_SyntaxUnified,         ///< .syntax (ARM/ELF)
0055   MCAF_SubsectionsViaSymbols, ///< .subsections_via_symbols (MachO)
0056   MCAF_Code16,                ///< .code16 (X86) / .code 16 (ARM)
0057   MCAF_Code32,                ///< .code32 (X86) / .code 32 (ARM)
0058   MCAF_Code64                 ///< .code64 (X86)
0059 };
0060
0061 enum MCDataRegionType {
0062   MCDR_DataRegion,            ///< .data_region
0063   MCDR_DataRegionJT8,         ///< .data_region jt8
0064   MCDR_DataRegionJT16,        ///< .data_region jt16
0065   MCDR_DataRegionJT32,        ///< .data_region jt32
0066   MCDR_DataRegionEnd          ///< .end_data_region
0067 };
0068
0069 enum MCVersionMinType {
0070   MCVM_IOSVersionMin,         ///< .ios_version_min
0071   MCVM_OSXVersionMin,         ///< .macosx_version_min
0072   MCVM_TvOSVersionMin,        ///< .tvos_version_min
0073   MCVM_WatchOSVersionMin,     ///< .watchos_version_min
0074 };
0075
0076 } // end namespace llvm
0077
0078 #endif