/src/binutils-gdb/include/elf/x86-64.h

Source (jump to first uncovered line)
/* x86_64 ELF support for BFD.
   Copyright (C) 2000-2025 Free Software Foundation, Inc.
   Contributed by Jan Hubicka <jh@suse.cz>

   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 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */

#ifndef _ELF_X86_64_H
#define _ELF_X86_64_H

#include "elf/reloc-macros.h"

START_RELOC_NUMBERS (elf_x86_64_reloc_type)
     RELOC_NUMBER (R_X86_64_NONE,     0)      /* No reloc */
     RELOC_NUMBER (R_X86_64_64,       1)      /* Direct 64 bit  */
     RELOC_NUMBER (R_X86_64_PC32,     2)      /* PC relative 32 bit signed */
     RELOC_NUMBER (R_X86_64_GOT32,    3)      /* 32 bit GOT entry */
     RELOC_NUMBER (R_X86_64_PLT32,    4)      /* 32 bit PLT address */
     RELOC_NUMBER (R_X86_64_COPY,     5)      /* Copy symbol at runtime */
     RELOC_NUMBER (R_X86_64_GLOB_DAT, 6)      /* Create GOT entry */
     RELOC_NUMBER (R_X86_64_JUMP_SLOT,7)      /* Create PLT entry */
     RELOC_NUMBER (R_X86_64_RELATIVE, 8)      /* Adjust by program base */
     RELOC_NUMBER (R_X86_64_GOTPCREL, 9)      /* 32 bit signed pc relative
                                                 offset to GOT entry */
     RELOC_NUMBER (R_X86_64_32,       10)     /* Direct 32 bit zero extended */
     RELOC_NUMBER (R_X86_64_32S,      11)     /* Direct 32 bit sign extended */
     RELOC_NUMBER (R_X86_64_16,       12)     /* Direct 16 bit zero extended */
     RELOC_NUMBER (R_X86_64_PC16,     13)     /* 16 bit sign extended pc relative*/
     RELOC_NUMBER (R_X86_64_8,        14)     /* Direct 8 bit sign extended */
     RELOC_NUMBER (R_X86_64_PC8,      15)     /* 8 bit sign extended pc relative*/
     RELOC_NUMBER (R_X86_64_DTPMOD64, 16)     /* ID of module containing symbol */
     RELOC_NUMBER (R_X86_64_DTPOFF64, 17)     /* Offset in TLS block */
     RELOC_NUMBER (R_X86_64_TPOFF64,  18)     /* Offset in initial TLS block */
     RELOC_NUMBER (R_X86_64_TLSGD,    19)     /* PC relative offset to GD GOT block */
     RELOC_NUMBER (R_X86_64_TLSLD,    20)     /* PC relative offset to LD GOT block */
     RELOC_NUMBER (R_X86_64_DTPOFF32, 21)     /* Offset in TLS block */
     RELOC_NUMBER (R_X86_64_GOTTPOFF, 22)     /* PC relative offset to IE GOT entry */
     RELOC_NUMBER (R_X86_64_TPOFF32,  23)     /* Offset in initial TLS block */
     RELOC_NUMBER (R_X86_64_PC64,     24)     /* PC relative 64 bit */
     RELOC_NUMBER (R_X86_64_GOTOFF64, 25)     /* 64 bit offset to GOT */
     RELOC_NUMBER (R_X86_64_GOTPC32,  26)     /* 32 bit signed pc relative
                                                 offset to GOT */
     RELOC_NUMBER (R_X86_64_GOT64,    27)     /* 64 bit GOT entry offset */
     RELOC_NUMBER (R_X86_64_GOTPCREL64, 28)   /* 64 bit signed pc relative
                 offset to GOT entry */
     RELOC_NUMBER (R_X86_64_GOTPC64,  29)     /* 64 bit signed pc relative
                 offset to GOT */
     RELOC_NUMBER (R_X86_64_GOTPLT64, 30)     /* Obsolete. The same as GOT64. */
     RELOC_NUMBER (R_X86_64_PLTOFF64, 31)     /* 64 bit GOT relative offset
                 to PLT entry */
     RELOC_NUMBER (R_X86_64_SIZE32,   32)     /* 32-bit symbol size */
     RELOC_NUMBER (R_X86_64_SIZE64,   33)     /* 64-bit symbol size */
     RELOC_NUMBER (R_X86_64_GOTPC32_TLSDESC, 34)
                /* 32 bit signed pc relative
             offset to TLS descriptor
             in the GOT.  */
     RELOC_NUMBER (R_X86_64_TLSDESC_CALL, 35) /* Relaxable call through TLS
             descriptor.  */
     RELOC_NUMBER (R_X86_64_TLSDESC, 36)      /* 2x64-bit TLS descriptor.  */
     RELOC_NUMBER (R_X86_64_IRELATIVE, 37)    /* Adjust indirectly by program base */
     RELOC_NUMBER (R_X86_64_RELATIVE64, 38)   /* 64bit adjust by program base */
     RELOC_NUMBER (R_X86_64_PC32_BND, 39)     /* PC relative 32 bit
             signed with BND prefix  */
     RELOC_NUMBER (R_X86_64_PLT32_BND, 40)    /* 32 bit PLT address with
             BND prefix */
     /* Load from 32 bit signed pc relative offset to GOT entry without
  REX nor REX2 prefixes, relaxable.  */
     RELOC_NUMBER (R_X86_64_GOTPCRELX, 41)
     /* Load from 32 bit signed pc relative offset to GOT entry with
  REX prefix, relaxable.  */
     RELOC_NUMBER (R_X86_64_REX_GOTPCRELX, 42)
     /* Load from 32 bit signed pc relative offset to GOT entry if the
  instruction starts at 4 bytes before the relocation offset,
  relaxable.  */
     RELOC_NUMBER (R_X86_64_CODE_4_GOTPCRELX, 43)
     /* PC relative offset to IE GOT entry if the instruction starts at
  4 bytes before the relocation offset.  */
     RELOC_NUMBER (R_X86_64_CODE_4_GOTTPOFF, 44)
     /* 32 bit signed pc relative offset to TLS descriptor in the GOT if
  instruction starts at 4 bytes before the relocation offset.  */
     RELOC_NUMBER (R_X86_64_CODE_4_GOTPC32_TLSDESC, 45)
     /* Load from 32 bit signed pc relative offset to GOT entry if the
  instruction starts at 5 bytes before the relocation offset,
  relaxable.  */
     RELOC_NUMBER (R_X86_64_CODE_5_GOTPCRELX, 46)
     /* PC relative offset to IE GOT entry if the instruction starts at
        5 bytes before the relocation offset.  */
     RELOC_NUMBER (R_X86_64_CODE_5_GOTTPOFF, 47)
     /* 32 bit signed pc relative offset to TLS descriptor in the GOT if
  instruction starts at 5 bytes before the relocation offset.  */
     RELOC_NUMBER (R_X86_64_CODE_5_GOTPC32_TLSDESC, 48)
     /* Load from 32 bit signed pc relative offset to GOT entry if the
  instruction starts at 6 bytes before the relocation offset,
  relaxable.  */
     RELOC_NUMBER (R_X86_64_CODE_6_GOTPCRELX, 49)
     /* PC relative offset to IE GOT entry if the instruction starts at
        6 bytes before the relocation offset.  */
     RELOC_NUMBER (R_X86_64_CODE_6_GOTTPOFF, 50)
     /* 32 bit signed pc relative offset to TLS descriptor in the GOT if
  instruction starts at 6 bytes before the relocation offset.  */
     RELOC_NUMBER (R_X86_64_CODE_6_GOTPC32_TLSDESC, 51)
     RELOC_NUMBER (R_X86_64_GNU_VTINHERIT, 250)       /* GNU C++ hack  */
     RELOC_NUMBER (R_X86_64_GNU_VTENTRY, 251)         /* GNU C++ hack  */
END_RELOC_NUMBERS (R_X86_64_max)

/* Processor specific section types.  */

#define SHT_X86_64_UNWIND (SHT_LOPROC + 1)  /* Unwind information.  */

/* Like SHN_COMMON but the symbol will be allocated in the .lbss
   section.  */
#define SHN_X86_64_LCOMMON  (SHN_LORESERVE + 2)

#define SHF_X86_64_LARGE  0x10000000

#define DT_X86_64_PLT   (DT_LOPROC + 0)
#define DT_X86_64_PLTSZ   (DT_LOPROC + 1)
#define DT_X86_64_PLTENT  (DT_LOPROC + 3)

#endif

Coverage Report

Created: 2025-06-24 06:45

Line	Count	Source (jump to first uncovered line)
1		/* x86_64 ELF support for BFD.
2		Copyright (C) 2000-2025 Free Software Foundation, Inc.
3		Contributed by Jan Hubicka <jh@suse.cz>
4
5		This file is part of BFD, the Binary File Descriptor library.
6
7		This program is free software; you can redistribute it and/or modify
8		it under the terms of the GNU General Public License as published by
9		the Free Software Foundation; either version 3 of the License, or
10		(at your option) any later version.
11
12		This program is distributed in the hope that it will be useful,
13		but WITHOUT ANY WARRANTY; without even the implied warranty of
14		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15		GNU General Public License for more details.
16
17		You should have received a copy of the GNU General Public License
18		along with this program; if not, write to the Free Software Foundation,
19		Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
20
21		#ifndef _ELF_X86_64_H
22		#define _ELF_X86_64_H
23
24		#include "elf/reloc-macros.h"
25
26	136k	START_RELOC_NUMBERS (elf_x86_64_reloc_type)
27	136k	RELOC_NUMBER (R_X86_64_NONE, 0) /* No reloc */
28	2.97k	RELOC_NUMBER (R_X86_64_64, 1) /* Direct 64 bit */
29	3.42k	RELOC_NUMBER (R_X86_64_PC32, 2) /* PC relative 32 bit signed */
30	818	RELOC_NUMBER (R_X86_64_GOT32, 3) /* 32 bit GOT entry */
31	1.90k	RELOC_NUMBER (R_X86_64_PLT32, 4) /* 32 bit PLT address */
32	1.17k	RELOC_NUMBER (R_X86_64_COPY, 5) /* Copy symbol at runtime */
33	399	RELOC_NUMBER (R_X86_64_GLOB_DAT, 6) /* Create GOT entry */
34	600	RELOC_NUMBER (R_X86_64_JUMP_SLOT,7) /* Create PLT entry */
35	1.03k	RELOC_NUMBER (R_X86_64_RELATIVE, 8) /* Adjust by program base */
36	1.48k	RELOC_NUMBER (R_X86_64_GOTPCREL, 9) /* 32 bit signed pc relative
37	0	offset to GOT entry */
38	754	RELOC_NUMBER (R_X86_64_32, 10) /* Direct 32 bit zero extended */
39	513	RELOC_NUMBER (R_X86_64_32S, 11) /* Direct 32 bit sign extended */
40	318	RELOC_NUMBER (R_X86_64_16, 12) /* Direct 16 bit zero extended */
41	636	RELOC_NUMBER (R_X86_64_PC16, 13) /* 16 bit sign extended pc relative*/
42	358	RELOC_NUMBER (R_X86_64_8, 14) /* Direct 8 bit sign extended */
43	446	RELOC_NUMBER (R_X86_64_PC8, 15) /* 8 bit sign extended pc relative*/
44	664	RELOC_NUMBER (R_X86_64_DTPMOD64, 16) /* ID of module containing symbol */
45	947	RELOC_NUMBER (R_X86_64_DTPOFF64, 17) /* Offset in TLS block */
46	320	RELOC_NUMBER (R_X86_64_TPOFF64, 18) /* Offset in initial TLS block */
47	435	RELOC_NUMBER (R_X86_64_TLSGD, 19) /* PC relative offset to GD GOT block */
48	267	RELOC_NUMBER (R_X86_64_TLSLD, 20) /* PC relative offset to LD GOT block */
49	275	RELOC_NUMBER (R_X86_64_DTPOFF32, 21) /* Offset in TLS block */
50	372	RELOC_NUMBER (R_X86_64_GOTTPOFF, 22) /* PC relative offset to IE GOT entry */
51	348	RELOC_NUMBER (R_X86_64_TPOFF32, 23) /* Offset in initial TLS block */
52	524	RELOC_NUMBER (R_X86_64_PC64, 24) /* PC relative 64 bit */
53	391	RELOC_NUMBER (R_X86_64_GOTOFF64, 25) /* 64 bit offset to GOT */
54	401	RELOC_NUMBER (R_X86_64_GOTPC32, 26) /* 32 bit signed pc relative
55	0	offset to GOT */
56	558	RELOC_NUMBER (R_X86_64_GOT64, 27) /* 64 bit GOT entry offset */
57	309	RELOC_NUMBER (R_X86_64_GOTPCREL64, 28) /* 64 bit signed pc relative
58	0	offset to GOT entry */
59	317	RELOC_NUMBER (R_X86_64_GOTPC64, 29) /* 64 bit signed pc relative
60	0	offset to GOT */
61	411	RELOC_NUMBER (R_X86_64_GOTPLT64, 30) /* Obsolete. The same as GOT64. */
62	250	RELOC_NUMBER (R_X86_64_PLTOFF64, 31) /* 64 bit GOT relative offset
63	0	to PLT entry */
64	994	RELOC_NUMBER (R_X86_64_SIZE32, 32) /* 32-bit symbol size */
65	434	RELOC_NUMBER (R_X86_64_SIZE64, 33) /* 64-bit symbol size */
66	400	RELOC_NUMBER (R_X86_64_GOTPC32_TLSDESC, 34)
67		/* 32 bit signed pc relative
68		offset to TLS descriptor
69		in the GOT. */
70	447	RELOC_NUMBER (R_X86_64_TLSDESC_CALL, 35) /* Relaxable call through TLS
71	0	descriptor. */
72	355	RELOC_NUMBER (R_X86_64_TLSDESC, 36) /* 2x64-bit TLS descriptor. */
73	266	RELOC_NUMBER (R_X86_64_IRELATIVE, 37) /* Adjust indirectly by program base */
74	378	RELOC_NUMBER (R_X86_64_RELATIVE64, 38) /* 64bit adjust by program base */
75	375	RELOC_NUMBER (R_X86_64_PC32_BND, 39) /* PC relative 32 bit
76	0	signed with BND prefix */
77	455	RELOC_NUMBER (R_X86_64_PLT32_BND, 40) /* 32 bit PLT address with
78	0	BND prefix */
79	0	/* Load from 32 bit signed pc relative offset to GOT entry without
80	0	REX nor REX2 prefixes, relaxable. */
81	268	RELOC_NUMBER (R_X86_64_GOTPCRELX, 41)
82		/* Load from 32 bit signed pc relative offset to GOT entry with
83		REX prefix, relaxable. */
84	296	RELOC_NUMBER (R_X86_64_REX_GOTPCRELX, 42)
85		/* Load from 32 bit signed pc relative offset to GOT entry if the
86		instruction starts at 4 bytes before the relocation offset,
87		relaxable. */
88	404	RELOC_NUMBER (R_X86_64_CODE_4_GOTPCRELX, 43)
89		/* PC relative offset to IE GOT entry if the instruction starts at
90		4 bytes before the relocation offset. */
91	290	RELOC_NUMBER (R_X86_64_CODE_4_GOTTPOFF, 44)
92		/* 32 bit signed pc relative offset to TLS descriptor in the GOT if
93		instruction starts at 4 bytes before the relocation offset. */
94	529	RELOC_NUMBER (R_X86_64_CODE_4_GOTPC32_TLSDESC, 45)
95		/* Load from 32 bit signed pc relative offset to GOT entry if the
96		instruction starts at 5 bytes before the relocation offset,
97		relaxable. */
98	463	RELOC_NUMBER (R_X86_64_CODE_5_GOTPCRELX, 46)
99		/* PC relative offset to IE GOT entry if the instruction starts at
100		5 bytes before the relocation offset. */
101	357	RELOC_NUMBER (R_X86_64_CODE_5_GOTTPOFF, 47)
102		/* 32 bit signed pc relative offset to TLS descriptor in the GOT if
103		instruction starts at 5 bytes before the relocation offset. */
104	410	RELOC_NUMBER (R_X86_64_CODE_5_GOTPC32_TLSDESC, 48)
105		/* Load from 32 bit signed pc relative offset to GOT entry if the
106		instruction starts at 6 bytes before the relocation offset,
107		relaxable. */
108	332	RELOC_NUMBER (R_X86_64_CODE_6_GOTPCRELX, 49)
109		/* PC relative offset to IE GOT entry if the instruction starts at
110		6 bytes before the relocation offset. */
111	279	RELOC_NUMBER (R_X86_64_CODE_6_GOTTPOFF, 50)
112		/* 32 bit signed pc relative offset to TLS descriptor in the GOT if
113		instruction starts at 6 bytes before the relocation offset. */
114	261	RELOC_NUMBER (R_X86_64_CODE_6_GOTPC32_TLSDESC, 51)
115	326	RELOC_NUMBER (R_X86_64_GNU_VTINHERIT, 250) /* GNU C++ hack */
116	454	RELOC_NUMBER (R_X86_64_GNU_VTENTRY, 251) /* GNU C++ hack */
117	69.0k	END_RELOC_NUMBERS (R_X86_64_max)
118
119		/* Processor specific section types. */
120
121	144k	#define SHT_X86_64_UNWIND (SHT_LOPROC + 1) /* Unwind information. */
122
123		/* Like SHN_COMMON but the symbol will be allocated in the .lbss
124		section. */
125	50.1k	#define SHN_X86_64_LCOMMON (SHN_LORESERVE + 2)
126
127	1.05M	#define SHF_X86_64_LARGE 0x10000000
128
129	38	#define DT_X86_64_PLT (DT_LOPROC + 0)
130	26	#define DT_X86_64_PLTSZ (DT_LOPROC + 1)
131	1	#define DT_X86_64_PLTENT (DT_LOPROC + 3)
132
133		#endif