1 /* Blackfin ELF support for BFD.
2 Copyright (C) 2005 Free Software Foundation, Inc.
4 This file is part of BFD, the Binary File Descriptor library.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software Foundation, Inc.,
18 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
23 #include "elf/reloc-macros.h"
25 START_RELOC_NUMBERS (elf_bfin_reloc_type
)
26 RELOC_NUMBER (R_unused0
, 0x00) /* relocation type 0 is not defined*/
27 RELOC_NUMBER (R_pcrel5m2
, 0x01) /*LSETUP part a*/
28 RELOC_NUMBER (R_unused1
, 0x02) /* relocation type 2 is not defined*/
29 RELOC_NUMBER (R_pcrel10
, 0x03) /* type 3, 0x00) if cc jump <target> */
30 RELOC_NUMBER (R_pcrel12_jump
, 0x04) /* type 4, 0x00) jump <target> */
31 RELOC_NUMBER (R_rimm16
, 0x05) /* type 0x5, 0x00) rN = <target> */
32 RELOC_NUMBER (R_luimm16
, 0x06) /* # 0x6, 0x00) preg.l=<target> Load imm 16 to lower half */
33 RELOC_NUMBER (R_huimm16
, 0x07) /* # 0x7, 0x00) preg.h=<target> Load imm 16 to upper half*/
34 RELOC_NUMBER (R_pcrel12_jump_s
, 0x08) /* # 0x8 jump.s <target> */
35 RELOC_NUMBER (R_pcrel24_jump_x
, 0x09) /* # 0x9 jump.x <target> */
36 RELOC_NUMBER (R_pcrel24
, 0x0a) /* # 0xa call <target> , 0x00) not expandable*/
37 RELOC_NUMBER (R_unusedb
, 0x0b) /* # 0xb not generated */
38 RELOC_NUMBER (R_unusedc
, 0x0c) /* # 0xc not used */
39 RELOC_NUMBER (R_pcrel24_jump_l
, 0x0d) /*0xd jump.l <target>*/
40 RELOC_NUMBER (R_pcrel24_call_x
, 0x0e) /* 0xE, 0x00) call.x <target> if <target> is above 24 bit limit call through P1 */
41 RELOC_NUMBER (R_var_eq_symb
, 0x0f) /* 0xf, 0x00) linker should treat it same as 0x12 */
42 RELOC_NUMBER (R_byte_data
, 0x10) /* 0x10, 0x00) .byte var = symbol */
43 RELOC_NUMBER (R_byte2_data
, 0x11) /* 0x11, 0x00) .byte2 var = symbol */
44 RELOC_NUMBER (R_byte4_data
, 0x12) /* 0x12, 0x00) .byte4 var = symbol and .var var=symbol */
45 RELOC_NUMBER (R_pcrel11
, 0x13) /* 0x13, 0x00) lsetup part b */
46 RELOC_NUMBER (R_BFIN_GOT17M4
, 0x14)
47 RELOC_NUMBER (R_BFIN_GOTHI
, 0x15)
48 RELOC_NUMBER (R_BFIN_GOTLO
, 0x16)
49 RELOC_NUMBER (R_BFIN_FUNCDESC
, 0x17)
50 RELOC_NUMBER (R_BFIN_FUNCDESC_GOT17M4
, 0x18)
51 RELOC_NUMBER (R_BFIN_FUNCDESC_GOTHI
, 0x19)
52 RELOC_NUMBER (R_BFIN_FUNCDESC_GOTLO
, 0x1a)
53 RELOC_NUMBER (R_BFIN_FUNCDESC_VALUE
, 0x1b)
54 RELOC_NUMBER (R_BFIN_FUNCDESC_GOTOFF17M4
, 0x1c)
55 RELOC_NUMBER (R_BFIN_FUNCDESC_GOTOFFHI
, 0x1d)
56 RELOC_NUMBER (R_BFIN_FUNCDESC_GOTOFFLO
, 0x1e)
57 RELOC_NUMBER (R_BFIN_GOTOFF17M4
, 0x1f)
58 RELOC_NUMBER (R_BFIN_GOTOFFHI
, 0x20)
59 RELOC_NUMBER (R_BFIN_GOTOFFLO
, 0x21)
61 RELOC_NUMBER (R_push
, 0xE0)
62 RELOC_NUMBER (R_const
, 0xE1)
63 RELOC_NUMBER (R_add
, 0xE2)
64 RELOC_NUMBER (R_sub
, 0xE3)
65 RELOC_NUMBER (R_mult
, 0xE4)
66 RELOC_NUMBER (R_div
, 0xE5)
67 RELOC_NUMBER (R_mod
, 0xE6)
68 RELOC_NUMBER (R_lshift
, 0xE7)
69 RELOC_NUMBER (R_rshift
, 0xE8)
70 RELOC_NUMBER (R_and
, 0xE9)
71 RELOC_NUMBER (R_or
, 0xEA)
72 RELOC_NUMBER (R_xor
, 0xEB)
73 RELOC_NUMBER (R_land
, 0xEC)
74 RELOC_NUMBER (R_lor
, 0xED)
75 RELOC_NUMBER (R_len
, 0xEE)
76 RELOC_NUMBER (R_neg
, 0xEF)
77 RELOC_NUMBER (R_comp
, 0xF0)
78 RELOC_NUMBER (R_page
, 0xF1)
79 RELOC_NUMBER (R_hwpage
, 0xF2)
80 RELOC_NUMBER (R_addr
, 0xF3)
81 RELOC_NUMBER (R_pltpc
, 0x40) /* PLT gnu only relocation */
82 RELOC_NUMBER (R_got
, 0x41) /* GOT gnu only relocation */
83 RELOC_NUMBER (R_BFIN_GNU_VTINHERIT
, 0x42) /* C++, gnu only */
84 RELOC_NUMBER (R_BFIN_GNU_VTENTRY
, 0x43) /* C++, gnu only */
85 END_RELOC_NUMBERS (R_max
)
87 /* Processor specific flags for the ELF header e_flags field. */
88 #define EF_BFIN_PIC 0x00000001 /* -fpic */
89 #define EF_BFIN_FDPIC 0x00000002 /* -mfdpic */
91 #define EF_BFIN_CODE_IN_L1 0x00000010 /* --code-in-l1 */
92 #define EF_BFIN_DATA_IN_L1 0x00000020 /* --data-in-l1 */
94 #define EF_BFIN_PIC_FLAGS (EF_BFIN_PIC | EF_BFIN_FDPIC)
95 #endif /* _ELF_BFIN_H */