Allow MCCodeEmitter access to the target MCRegisterInfo.

[oota-llvm.git] / include / llvm / Support / ELF.h

diff --git a/include/llvm/Support/ELF.h b/include/llvm/Support/ELF.h
index a81be552589a2e4c472a31a01492ff22f9d6dcbe..04953b6e5657b9bb7040dba3986a1b25d01613a4 100644 (file)
--- a/include/llvm/Support/ELF.h
+++ b/include/llvm/Support/ELF.h
@@ -609,8 +609,10 @@ enum {
   EF_MIPS_ARCH_3    = 0x20000000, // MIPS3 instruction set
   EF_MIPS_ARCH_4    = 0x30000000, // MIPS4 instruction set
   EF_MIPS_ARCH_5    = 0x40000000, // MIPS5 instruction set
-  EF_MIPS_ARCH_32   = 0x60000000, // MIPS32 instruction set
+  EF_MIPS_ARCH_32   = 0x50000000, // MIPS32 instruction set per linux not elf.h
+  EF_MIPS_ARCH_64   = 0x60000000, // MIPS64 instruction set per linux not elf.h
   EF_MIPS_ARCH_32R2 = 0x70000000, // mips32r2
+  EF_MIPS_ARCH_64R2 = 0x80000000, // mips64r2
   EF_MIPS_ARCH      = 0xf0000000  // Mask for applying EF_MIPS_ARCH_ variant
 };
 
@@ -734,6 +736,9 @@ enum {
   SHT_GROUP         = 17, // Section group.
   SHT_SYMTAB_SHNDX  = 18, // Indices for SHN_XINDEX entries.
   SHT_LOOS          = 0x60000000, // Lowest operating system-specific type.
+  SHT_GNU_verdef    = 0x6ffffffd, // GNU version definitions.
+  SHT_GNU_verneed   = 0x6ffffffe, // GNU version references.
+  SHT_GNU_versym    = 0x6fffffff, // GNU symbol versions table.
   SHT_HIOS          = 0x6fffffff, // Highest operating system-specific type.
   SHT_LOPROC        = 0x70000000, // Lowest processor architecture-specific type.
   // Fixme: All this is duplicated in MCSectionELF. Why??
@@ -888,6 +893,7 @@ enum {
   STT_TLS     = 6,   // Thread local data object
   STT_LOOS    = 7,   // Lowest operating system-specific symbol type
   STT_HIOS    = 8,   // Highest operating system-specific symbol type
+  STT_GNU_IFUNC = 10, // GNU indirect function
   STT_LOPROC  = 13,  // Lowest processor-specific symbol type
   STT_HIPROC  = 15   // Highest processor-specific symbol type
 };
@@ -1101,6 +1107,33 @@ enum {
   DF_STATIC_TLS = 0x10  // Reject attempts to load dynamically.
 };
 
+// ElfXX_VerDef structure version (GNU versioning)
+enum {
+  VER_DEF_NONE    = 0,
+  VER_DEF_CURRENT = 1
+};
+
+// VerDef Flags (ElfXX_VerDef::vd_flags)
+enum {
+  VER_FLG_BASE = 0x1,
+  VER_FLG_WEAK = 0x2,
+  VER_FLG_INFO = 0x4
+};
+
+// Special constants for the version table. (SHT_GNU_versym/.gnu.version)
+enum {
+  VER_NDX_LOCAL  = 0,      // Unversioned local symbol
+  VER_NDX_GLOBAL = 1,      // Unversioned global symbol
+  VERSYM_VERSION = 0x7fff, // Version Index mask
+  VERSYM_HIDDEN  = 0x8000  // Hidden bit (non-default version)
+};
+
+// ElfXX_VerNeed structure version (GNU versioning)
+enum {
+  VER_NEED_NONE = 0,
+  VER_NEED_CURRENT = 1
+};
+
 } // end namespace ELF
 
 } // end namespace llvm