1 /* PPC ELF support for BFD.
2 Copyright 1995, 1996, 1998, 2000 Free Software Foundation, Inc.
4 By Michael Meissner, Cygnus Support, <meissner@cygnus.com>, from information
5 in the System V Application Binary Interface, PowerPC Processor Supplement
6 and the PowerPC Embedded Application Binary Interface (eabi).
8 This file is part of BFD, the Binary File Descriptor library.
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
24 /* This file holds definitions specific to the PPC ELF ABI. Note
25 that most of this is not actually implemented by BFD. */
30 #include "elf/reloc-macros.h"
33 START_RELOC_NUMBERS (elf_ppc_reloc_type
)
34 RELOC_NUMBER (R_PPC_NONE
, 0)
35 RELOC_NUMBER (R_PPC_ADDR32
, 1)
36 RELOC_NUMBER (R_PPC_ADDR24
, 2)
37 RELOC_NUMBER (R_PPC_ADDR16
, 3)
38 RELOC_NUMBER (R_PPC_ADDR16_LO
, 4)
39 RELOC_NUMBER (R_PPC_ADDR16_HI
, 5)
40 RELOC_NUMBER (R_PPC_ADDR16_HA
, 6)
41 RELOC_NUMBER (R_PPC_ADDR14
, 7)
42 RELOC_NUMBER (R_PPC_ADDR14_BRTAKEN
, 8)
43 RELOC_NUMBER (R_PPC_ADDR14_BRNTAKEN
, 9)
44 RELOC_NUMBER (R_PPC_REL24
, 10)
45 RELOC_NUMBER (R_PPC_REL14
, 11)
46 RELOC_NUMBER (R_PPC_REL14_BRTAKEN
, 12)
47 RELOC_NUMBER (R_PPC_REL14_BRNTAKEN
, 13)
48 RELOC_NUMBER (R_PPC_GOT16
, 14)
49 RELOC_NUMBER (R_PPC_GOT16_LO
, 15)
50 RELOC_NUMBER (R_PPC_GOT16_HI
, 16)
51 RELOC_NUMBER (R_PPC_GOT16_HA
, 17)
52 RELOC_NUMBER (R_PPC_PLTREL24
, 18)
53 RELOC_NUMBER (R_PPC_COPY
, 19)
54 RELOC_NUMBER (R_PPC_GLOB_DAT
, 20)
55 RELOC_NUMBER (R_PPC_JMP_SLOT
, 21)
56 RELOC_NUMBER (R_PPC_RELATIVE
, 22)
57 RELOC_NUMBER (R_PPC_LOCAL24PC
, 23)
58 RELOC_NUMBER (R_PPC_UADDR32
, 24)
59 RELOC_NUMBER (R_PPC_UADDR16
, 25)
60 RELOC_NUMBER (R_PPC_REL32
, 26)
61 RELOC_NUMBER (R_PPC_PLT32
, 27)
62 RELOC_NUMBER (R_PPC_PLTREL32
, 28)
63 RELOC_NUMBER (R_PPC_PLT16_LO
, 29)
64 RELOC_NUMBER (R_PPC_PLT16_HI
, 30)
65 RELOC_NUMBER (R_PPC_PLT16_HA
, 31)
66 RELOC_NUMBER (R_PPC_SDAREL16
, 32)
67 RELOC_NUMBER (R_PPC_SECTOFF
, 33)
68 RELOC_NUMBER (R_PPC_SECTOFF_LO
, 34)
69 RELOC_NUMBER (R_PPC_SECTOFF_HI
, 35)
70 RELOC_NUMBER (R_PPC_SECTOFF_HA
, 36)
72 /* The remaining relocs are from the Embedded ELF ABI, and are not
73 in the SVR4 ELF ABI. */
74 RELOC_NUMBER (R_PPC_EMB_NADDR32
, 101)
75 RELOC_NUMBER (R_PPC_EMB_NADDR16
, 102)
76 RELOC_NUMBER (R_PPC_EMB_NADDR16_LO
, 103)
77 RELOC_NUMBER (R_PPC_EMB_NADDR16_HI
, 104)
78 RELOC_NUMBER (R_PPC_EMB_NADDR16_HA
, 105)
79 RELOC_NUMBER (R_PPC_EMB_SDAI16
, 106)
80 RELOC_NUMBER (R_PPC_EMB_SDA2I16
, 107)
81 RELOC_NUMBER (R_PPC_EMB_SDA2REL
, 108)
82 RELOC_NUMBER (R_PPC_EMB_SDA21
, 109)
83 RELOC_NUMBER (R_PPC_EMB_MRKREF
, 110)
84 RELOC_NUMBER (R_PPC_EMB_RELSEC16
, 111)
85 RELOC_NUMBER (R_PPC_EMB_RELST_LO
, 112)
86 RELOC_NUMBER (R_PPC_EMB_RELST_HI
, 113)
87 RELOC_NUMBER (R_PPC_EMB_RELST_HA
, 114)
88 RELOC_NUMBER (R_PPC_EMB_BIT_FLD
, 115)
89 RELOC_NUMBER (R_PPC_EMB_RELSDA
, 116)
91 /* These are GNU extensions to enable C++ vtable garbage collection. */
92 RELOC_NUMBER (R_PPC_GNU_VTINHERIT
, 253)
93 RELOC_NUMBER (R_PPC_GNU_VTENTRY
, 254)
95 /* This is a phony reloc to handle any old fashioned TOC16 references
96 that may still be in object files. */
97 RELOC_NUMBER (R_PPC_TOC16
, 255)
99 END_RELOC_NUMBERS (R_PPC_max
)
102 /* Processor specific flags for the ELF header e_flags field. */
104 #define EF_PPC_EMB 0x80000000 /* PowerPC embedded flag. */
106 #define EF_PPC_RELOCATABLE 0x00010000 /* PowerPC -mrelocatable flag. */
107 #define EF_PPC_RELOCATABLE_LIB 0x00008000 /* PowerPC -mrelocatable-lib flag. */
109 /* Processor specific section headers, sh_type field. */
111 #define SHT_ORDERED SHT_HIPROC /* Link editor is to sort the \
112 entries in this section \
113 based on the address \
114 specified in the associated \
115 symbol table entry. */
117 /* Processor specific section flags, sh_flags field. */
119 #define SHF_EXCLUDE 0x80000000 /* Link editor is to exclude \
120 this section from executable \
121 and shared objects that it \
122 builds when those objects \
123 are not to be furhter \
125 #endif /* _ELF_PPC_H */