/* IA-64 ELF support for BFD.
- Copyright 1998, 1999, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1998-2020 Free Software Foundation, Inc.
Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
-This file is part of BFD, the Binary File Descriptor library.
+ This file is part of BFD, the Binary File Descriptor library.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
#ifndef _ELF_IA64_H
#define _ELF_IA64_H
/* Bits in the e_flags field of the Elf64_Ehdr: */
-#define EF_IA_64_MASKOS 0x0000000f /* os-specific flags */
-#define EF_IA_64_ARCH 0xff000000 /* arch. version mask */
+#define EF_IA_64_MASKOS 0x0000000f /* OS-specific flags. */
+#define EF_IA_64_ARCH 0xff000000 /* Arch. version mask. */
+#define EF_IA_64_ARCHVER_1 (1 << 24) /* Arch. version level 1 compat. */
/* ??? These four definitions are not part of the SVR4 ABI.
They were present in David's initial code drop, so it is probable
that they are used by HP/UX. */
-#define EF_IA_64_TRAPNIL (1 << 0) /* trap NIL pointer dereferences */
-#define EF_IA_64_EXT (1 << 2) /* program uses arch. extensions */
-#define EF_IA_64_BE (1 << 3) /* PSR BE bit set (big-endian) */
-#define EFA_IA_64_EAS2_3 0x23000000 /* ia64 EAS 2.3 */
+#define EF_IA_64_TRAPNIL (1 << 0) /* Trap NIL pointer dereferences. */
+#define EF_IA_64_EXT (1 << 2) /* Program uses arch. extensions. */
+#define EF_IA_64_BE (1 << 3) /* PSR BE bit set (big-endian). */
+#define EFA_IA_64_EAS2_3 0x23000000 /* IA64 EAS 2.3. */
-#define EF_IA_64_ABI64 (1 << 4) /* 64-bit ABI */
+#define EF_IA_64_ABI64 (1 << 4) /* 64-bit ABI. */
/* Not used yet. */
#define EF_IA_64_REDUCEDFP (1 << 5) /* Only FP6-FP11 used. */
-#define EF_IA_64_CONS_GP (1 << 6) /* gp as program wide constant. */
-#define EF_IA_64_NOFUNCDESC_CONS_GP (1 << 7) /* And no function descriptors. */
+#define EF_IA_64_CONS_GP (1 << 6) /* gp as program wide constant. */
+#define EF_IA_64_NOFUNCDESC_CONS_GP (1 << 7) /* And no function descriptors. */
/* Not used yet. */
#define EF_IA_64_ABSOLUTE (1 << 8) /* Load at absolute addresses. */
+/* OpenVMS speficic. */
+#define EF_IA_64_VMS_COMCOD 0x03 /* Completion code. */
+#define EF_IA_64_VMS_COMCOD_SUCCESS 0
+#define EF_IA_64_VMS_COMCOD_WARNING 1
+#define EF_IA_64_VMS_COMCOD_ERROR 2
+#define EF_IA_64_VMS_COMCOD_ABORT 3
+#define EF_IA_64_VMS_LINKAGES 0x04 /* Contains VMS linkages info. */
+
#define ELF_STRING_ia64_archext ".IA_64.archext"
#define ELF_STRING_ia64_pltoff ".IA_64.pltoff"
#define ELF_STRING_ia64_unwind ".IA_64.unwind"
#define ELF_STRING_ia64_unwind_info ".IA_64.unwind_info"
+#define ELF_STRING_ia64_unwind_once ".gnu.linkonce.ia64unw."
+#define ELF_STRING_ia64_unwind_info_once ".gnu.linkonce.ia64unwi."
+/* .IA_64.unwind_hdr is only used by HP-UX. */
+#define ELF_STRING_ia64_unwind_hdr ".IA_64.unwind_hdr"
/* Bits in the sh_flags field of Elf64_Shdr: */
-#define SHF_IA_64_SHORT 0x10000000 /* section near gp */
-#define SHF_IA_64_NORECOV 0x20000000 /* spec insns w/o recovery */
+#define SHF_IA_64_SHORT 0x10000000 /* Section near gp. */
+#define SHF_IA_64_NORECOV 0x20000000 /* Spec insns w/o recovery. */
+
+#define SHF_IA_64_HP_TLS 0x01000000 /* HP specific TLS flag. */
+
+#define SHF_IA_64_VMS_GLOBAL 0x0100000000ULL /* Global for clustering. */
+#define SHF_IA_64_VMS_OVERLAID 0x0200000000ULL /* To be overlaid. */
+#define SHF_IA_64_VMS_SHARED 0x0400000000ULL /* Shared btw processes. */
+#define SHF_IA_64_VMS_VECTOR 0x0800000000ULL /* Priv change mode vect. */
+#define SHF_IA_64_VMS_ALLOC_64BIT 0x1000000000ULL /* Allocate beyond 2GB. */
+#define SHF_IA_64_VMS_PROTECTED 0x2000000000ULL /* Export from sharable. */
/* Possible values for sh_type in Elf64_Shdr: */
-#define SHT_IA_64_EXT (SHT_LOPROC + 0) /* extension bits */
-#define SHT_IA_64_UNWIND (SHT_LOPROC + 1) /* unwind bits */
+#define SHT_IA_64_EXT (SHT_LOPROC + 0) /* Extension bits. */
+#define SHT_IA_64_UNWIND (SHT_LOPROC + 1) /* Unwind bits. */
+#define SHT_IA_64_LOPSREG (SHT_LOPROC + 0x8000000)
+/* ABI says (SHT_LOPROC + 0xfffffff) but I think it's a typo -- this makes sense. */
+#define SHT_IA_64_HIPSREG (SHT_LOPROC + 0x8ffffff)
+#define SHT_IA_64_PRIORITY_INIT (SHT_LOPROC + 0x9000000)
+
+/* SHT_IA_64_HP_OPT_ANOT is only generated by HPUX compilers for its
+ optimization annotation section. GCC does not generate it but we
+ want readelf to know what they are. Do not use two capital Ns in
+ annotate or sed will turn it into 32 or 64 during the build. */
+#define SHT_IA_64_HP_OPT_ANOT 0x60000004
+
+/* OpenVMS section types. */
+/* The section contains PC-to-source correlation information for use by the
+ VMS RTL's traceback facility. */
+#define SHT_IA_64_VMS_TRACE 0x60000000
+/* The section contains routine signature information for use by the
+ translated image executive. */
+#define SHT_IA_64_VMS_TIE_SIGNATURES 0x60000001
+/* The section contains dwarf-3 information. */
+#define SHT_IA_64_VMS_DEBUG 0x60000002
+/* The section contains the dwarf-3 string table. */
+#define SHT_IA_64_VMS_DEBUG_STR 0x60000003
+/* The section contains linkage information to perform consistency checking
+ accross object modules. */
+#define SHT_IA_64_VMS_LINKAGES 0x60000004
+/* The section allows the symbol vector in an image to be location through
+ the section table. */
+#define SHT_IA_64_VMS_SYMBOL_VECTOR 0x60000005
+/* The section contains inter-image fixups. */
+#define SHT_IA_64_VMS_FIXUP 0x60000006
+/* The section contains unmangled name info. */
+#define SHT_IA_64_VMS_DISPLAY_NAME_INFO 0x60000007
/* Bits in the p_flags field of Elf64_Phdr: */
/* Possible values for p_type in Elf64_Phdr: */
-#define PT_IA_64_ARCHEXT (PT_LOPROC + 0) /* arch extension bits */
-#define PT_IA_64_UNWIND (PT_LOPROC + 1) /* ia64 unwind bits */
+#define PT_IA_64_ARCHEXT (PT_LOPROC + 0) /* Arch extension bits, */
+#define PT_IA_64_UNWIND (PT_LOPROC + 1) /* IA64 unwind bits. */
+
+/* HP-UX specific values for p_type in Elf64_Phdr.
+ These values are currently just used to make
+ readelf more usable on HP-UX. */
+
+#define PT_IA_64_HP_OPT_ANOT (PT_LOOS + 0x12)
+#define PT_IA_64_HP_HSL_ANOT (PT_LOOS + 0x13)
+#define PT_IA_64_HP_STACK (PT_LOOS + 0x14)
/* Possible values for d_tag in Elf64_Dyn: */
#define DT_IA_64_PLT_RESERVE (DT_LOPROC + 0)
-/* ia64-specific relocation types: */
+/* VMS specific values for d_tag in Elf64_Dyn: */
+
+#define DT_IA_64_VMS_SUBTYPE (DT_LOOS + 0)
+#define DT_IA_64_VMS_IMGIOCNT (DT_LOOS + 2)
+#define DT_IA_64_VMS_LNKFLAGS (DT_LOOS + 8)
+#define DT_IA_64_VMS_VIR_MEM_BLK_SIZ (DT_LOOS + 10)
+#define DT_IA_64_VMS_IDENT (DT_LOOS + 12)
+#define DT_IA_64_VMS_NEEDED_IDENT (DT_LOOS + 16)
+#define DT_IA_64_VMS_IMG_RELA_CNT (DT_LOOS + 18)
+#define DT_IA_64_VMS_SEG_RELA_CNT (DT_LOOS + 20)
+#define DT_IA_64_VMS_FIXUP_RELA_CNT (DT_LOOS + 22)
+#define DT_IA_64_VMS_FIXUP_NEEDED (DT_LOOS + 24)
+#define DT_IA_64_VMS_SYMVEC_CNT (DT_LOOS + 26)
+#define DT_IA_64_VMS_XLATED (DT_LOOS + 30)
+#define DT_IA_64_VMS_STACKSIZE (DT_LOOS + 32)
+#define DT_IA_64_VMS_UNWINDSZ (DT_LOOS + 34)
+#define DT_IA_64_VMS_UNWIND_CODSEG (DT_LOOS + 36)
+#define DT_IA_64_VMS_UNWIND_INFOSEG (DT_LOOS + 38)
+#define DT_IA_64_VMS_LINKTIME (DT_LOOS + 40)
+#define DT_IA_64_VMS_SEG_NO (DT_LOOS + 42)
+#define DT_IA_64_VMS_SYMVEC_OFFSET (DT_LOOS + 44)
+#define DT_IA_64_VMS_SYMVEC_SEG (DT_LOOS + 46)
+#define DT_IA_64_VMS_UNWIND_OFFSET (DT_LOOS + 48)
+#define DT_IA_64_VMS_UNWIND_SEG (DT_LOOS + 50)
+#define DT_IA_64_VMS_STRTAB_OFFSET (DT_LOOS + 52)
+#define DT_IA_64_VMS_SYSVER_OFFSET (DT_LOOS + 54)
+#define DT_IA_64_VMS_IMG_RELA_OFF (DT_LOOS + 56)
+#define DT_IA_64_VMS_SEG_RELA_OFF (DT_LOOS + 58)
+#define DT_IA_64_VMS_FIXUP_RELA_OFF (DT_LOOS + 60)
+#define DT_IA_64_VMS_PLTGOT_OFFSET (DT_LOOS + 62)
+#define DT_IA_64_VMS_PLTGOT_SEG (DT_LOOS + 64)
+#define DT_IA_64_VMS_FPMODE (DT_LOOS + 66)
+
+/* Values for DT_IA_64_LNKFLAGS. */
+#define VMS_LF_CALL_DEBUG 0x0001 /* Activate and call the debugger. */
+#define VMS_LF_NOP0BUFS 0x0002 /* RMS use of P0 for i/o disabled. */
+#define VMS_LF_P0IMAGE 0x0004 /* Image in P0 space only. */
+#define VMS_LF_MKTHREADS 0x0008 /* Multiple kernel threads enabled. */
+#define VMS_LF_UPCALLS 0x0010 /* Upcalls enabled. */
+#define VMS_LF_IMGSTA 0x0020 /* Use SYS$IMGSTA. */
+#define VMS_LF_INITIALIZE 0x0040 /* Image uses tfradr2. */
+#define VMS_LF_MAIN 0x0080 /* Image uses tfradr3. */
+#define VMS_LF_EXE_INIT 0x0200 /* Image uses tfradr4. */
+#define VMS_LF_TBK_IN_IMG 0x0400 /* Traceback records in image. */
+#define VMS_LF_DBG_IN_IMG 0x0800 /* Debug records in image. */
+#define VMS_LF_TBK_IN_DSF 0x1000 /* Traceback records in DSF. */
+#define VMS_LF_DBG_IN_DSF 0x2000 /* Debug records in DSF. */
+#define VMS_LF_SIGNATURES 0x4000 /* Signatures present. */
+#define VMS_LF_REL_SEG_OFF 0x8000 /* Maintain relative pos of seg. */
+
+/* This section only used by HP-UX, The HP linker gives weak symbols
+ precedence over regular common symbols. We want common to override
+ weak. Using this common instead of SHN_COMMON does that. */
+#define SHN_IA_64_ANSI_COMMON SHN_LORESERVE
+
+/* This section is only used by OpenVMS. Symbol is defined in the symbol
+ vector (only possible for image files). */
+#define SHN_IA_64_VMS_SYMVEC SHN_LOOS
+
+/* OpenVMS IA64-specific symbol attributes. */
+#define VMS_STO_VISIBILITY 3 /* Alias of the standard field. */
+#define VMS_ST_VISIBILITY(o) ((o) & VMS_STO_VISIBILITY)
+#define VMS_STO_FUNC_TYPE 0x30 /* Function type. */
+#define VMS_ST_FUNC_TYPE(o) (((o) & VMS_STO_FUNC_TYPE) >> 4)
+# define VMS_SFT_CODE_ADDR 0 /* Symbol value is a code address. */
+# define VMS_SFT_SYMV_IDX 1 /* Symbol value is a symbol vector index. */
+# define VMS_SFT_FD 2 /* Symbol value is a function descriptor. */
+# define VMS_SFT_RESERVE 3 /* Reserved. */
+#define VMS_STO_LINKAGE 0xc0
+#define VMS_ST_LINKAGE(o) (((o) & VMS_STO_LINKAGE) >> 6)
+# define VMS_STL_IGNORE 0 /* No associated linkage. */
+# define VMS_STL_RESERVE 1
+# define VMS_STL_STD 2 /* Standard linkage with return value. */
+# define VMS_STL_LNK 3 /* Explicit represented in .vms_linkages. */
+
+/* OpenVMS specific symbol binding values. */
+#define STB_VMS_WEAK 11 /* VMS weak symbol. */
+#define STB_VMS_SYSTEM 12 /* System symbol. */
+
+/* OpenVMS specific fixup and relocation structures. */
+
+typedef struct
+{
+ unsigned char fixup_offset[8];
+ unsigned char type[4];
+ unsigned char fixup_seg[4];
+ unsigned char addend[8];
+ unsigned char symvec_index[4];
+ unsigned char data_type[4];
+} Elf64_External_VMS_IMAGE_FIXUP;
+
+typedef struct
+{
+ unsigned char rela_offset[8];
+ unsigned char type[4];
+ unsigned char rela_seg[4];
+ unsigned char addend[8];
+ unsigned char sym_offset[8];
+ unsigned char sym_seg[4];
+ unsigned char fill_1[4];
+} Elf64_External_VMS_IMAGE_RELA;
+
+/* Note segments. VMS is special as it uses 64-bit entries. */
+
+typedef struct {
+ unsigned char namesz[8]; /* Size of entry's owner string */
+ unsigned char descsz[8]; /* Size of the note descriptor */
+ unsigned char type[8]; /* Interpretation of the descriptor */
+ char name[1]; /* Start of the name+desc data */
+} Elf64_External_VMS_Note;
+
+#define NT_VMS_MHD 1 /* Object module name, version, and date/time. */
+#define NT_VMS_LNM 2 /* Language processor name. */
+#define NT_VMS_SRC 3 /* Source files. */
+#define NT_VMS_TITLE 4 /* Title text. */
+#define NT_VMS_EIDC 5 /* Entity ident consistency check. */
+#define NT_VMS_FPMODE 6 /* Whole program floating-point mode. */
+#define NT_VMS_LINKTIME 101 /* Date/time image was linked. */
+#define NT_VMS_IMGNAM 102 /* Image name string. */
+#define NT_VMS_IMGID 103 /* Image ident string. */
+#define NT_VMS_LINKID 104 /* Linker ident string. */
+#define NT_VMS_IMGBID 105 /* Image build ident string. */
+#define NT_VMS_GSTNAM 106 /* Global Symbol Table Name. */
+#define NT_VMS_ORIG_DYN 107 /* Original setting of dynamic data. */
+#define NT_VMS_PATCHTIME 108 /* Date/time of last patch. */
+
+/* Corresponding data for NT_VMS_ORIG_DYM. */
+
+typedef struct {
+ unsigned char major_id[4]; /* Should be 1. */
+ unsigned char minor_id[4]; /* Should be 3. */
+ unsigned char manipulation_date[8]; /* Original NT_VMS_LNKTIME. */
+ unsigned char link_flags[8]; /* Original NT_VMS_LNKFLAGS. */
+ unsigned char elf_flags[4]; /* Original ehdr flags. */
+ unsigned char _pad[4];
+ unsigned char imgid[1]; /* Original NT_VMS_IMGID. */
+} Elf64_External_VMS_ORIG_DYN_Note;
+
+/* IA64-specific relocation types: */
/* Relocs apply to specific instructions within a bundle. The least
significant 2 bits of the address indicate which instruction in the
RELOC_NUMBER (R_IA64_TPREL64MSB, 0x96) /* @tprel(sym+add), data8 MSB */
RELOC_NUMBER (R_IA64_TPREL64LSB, 0x97) /* @tprel(sym+add), data8 LSB */
- RELOC_NUMBER (R_IA64_LTOFF_TP22, 0x9a) /* @ltoff(@tprel(s+a)), add imm22 */
+ RELOC_NUMBER (R_IA64_LTOFF_TPREL22, 0x9a) /* @ltoff(@tprel(s+a)), add imm22 */
RELOC_NUMBER (R_IA64_DTPMOD64MSB, 0xa6) /* @dtpmod(sym+add), data8 MSB */
RELOC_NUMBER (R_IA64_DTPMOD64LSB, 0xa7) /* @dtpmod(sym+add), data8 LSB */
RELOC_NUMBER (R_IA64_LTOFF_DTPREL22, 0xba) /* @ltoff(@dtprel(s+a)), imm22 */
FAKE_RELOC (R_IA64_MAX_RELOC_CODE, 0xba)
+
+ /* OpenVMS specific relocs. */
+ RELOC_NUMBER (R_IA64_VMS_DIR8, 0x70000000) /* S + A */
+ RELOC_NUMBER (R_IA64_VMS_DIR16LSB, 0x70000001) /* S + A */
+ RELOC_NUMBER (R_IA64_VMS_CALL_SIGNATURE, 0x70000002)
+ RELOC_NUMBER (R_IA64_VMS_EXECLET_FUNC, 0x70000003)
+ RELOC_NUMBER (R_IA64_VMS_EXECLET_DATA, 0x70000004)
+ RELOC_NUMBER (R_IA64_VMS_FIX8, 0x70000005) /* S + A */
+ RELOC_NUMBER (R_IA64_VMS_FIX16, 0x70000006) /* S + A */
+ RELOC_NUMBER (R_IA64_VMS_FIX32, 0x70000007) /* S + A */
+ RELOC_NUMBER (R_IA64_VMS_FIX64, 0x70000008) /* S + A */
+ RELOC_NUMBER (R_IA64_VMS_FIXFD, 0x70000009)
+ RELOC_NUMBER (R_IA64_VMS_ACC_LOAD, 0x7000000a) /* ACC = S + A */
+ RELOC_NUMBER (R_IA64_VMS_ACC_ADD, 0x7000000b) /* ACC += S + A */
+ RELOC_NUMBER (R_IA64_VMS_ACC_SUB, 0x7000000c) /* ACC -= S + A */
+ RELOC_NUMBER (R_IA64_VMS_ACC_MUL, 0x7000000d) /* ACC *= S + A */
+ RELOC_NUMBER (R_IA64_VMS_ACC_DIV, 0x7000000e) /* ACC /= S + A */
+ RELOC_NUMBER (R_IA64_VMS_ACC_AND, 0x7000000f) /* ACC &= S + A */
+ RELOC_NUMBER (R_IA64_VMS_ACC_IOR, 0x70000010) /* ACC |= S + A */
+ RELOC_NUMBER (R_IA64_VMS_ACC_EOR, 0x70000011) /* ACC ^= S + A */
+ RELOC_NUMBER (R_IA64_VMS_ACC_ASH, 0x70000012) /* ACC >>= S + A */
+ RELOC_NUMBER (R_IA64_VMS_ACC_STO8, 0x70000014) /* ACC */
+ RELOC_NUMBER (R_IA64_VMS_ACC_STO16LSH, 0x70000015) /* ACC */
+ RELOC_NUMBER (R_IA64_VMS_ACC_STO32LSH, 0x70000016) /* ACC */
+ RELOC_NUMBER (R_IA64_VMS_ACC_STO64LSH, 0x70000017) /* ACC */
END_RELOC_NUMBERS (R_IA64_max)
#endif /* _ELF_IA64_H */