source: trunk/libs/newlib/src/include/elf/rl78.h @ 666

Last change on this file since 666 was 444, checked in by satin@…, 6 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 5.4 KB
Line 
1/* RL78 ELF support for BFD.
2   Copyright (C) 2008-2013 Free Software Foundation, Inc.
3
4   This file is part of BFD, the Binary File Descriptor library.
5
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 3 of the License, or
9   (at your option) any later version.
10
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.
15
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,
18   Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
19
20#ifndef _ELF_RL78_H
21#define _ELF_RL78_H
22
23#include "elf/reloc-macros.h"
24
25/* Note that there are a few internal relocation types used by the
26   linker to do link-time relaxation.  If you update this file, please
27   check elf32-rl78.c to see if any of the internal relocations need to
28   be, er, relocated.  */
29
30/* Preliminary relocations.  */
31START_RELOC_NUMBERS (elf_rl78_reloc_type)
32
33  RELOC_NUMBER (R_RL78_NONE,         0x00)
34  /* These are for data, and are bi-endian.  */
35  RELOC_NUMBER (R_RL78_DIR32,        0x01) /* Was: R_RL78_32.  */
36  RELOC_NUMBER (R_RL78_DIR24S,       0x02) /* Was: R_RL78_24.  */
37  RELOC_NUMBER (R_RL78_DIR16,        0x03)
38  RELOC_NUMBER (R_RL78_DIR16U,       0x04) /* Was: R_RL78_16_UNS.  */
39  RELOC_NUMBER (R_RL78_DIR16S,       0x05) /* Was: R_RL78_16.  */
40  RELOC_NUMBER (R_RL78_DIR8,         0x06)
41  RELOC_NUMBER (R_RL78_DIR8U,        0x07) /* Was: R_RL78_8_UNS.  */
42  RELOC_NUMBER (R_RL78_DIR8S,        0x08) /* Was: R_RL78_8.  */
43
44  /* Signed pc-relative values.  */
45  RELOC_NUMBER (R_RL78_DIR24S_PCREL, 0x09) /* Was: R_RL78_24_PCREL.  */
46  RELOC_NUMBER (R_RL78_DIR16S_PCREL, 0x0a) /* Was: R_RL78_16_PCREL.  */
47  RELOC_NUMBER (R_RL78_DIR8S_PCREL,  0x0b) /* Was: R_RL78_8_PCREL.  */
48
49  /* These are for fields in the instructions.  */
50  RELOC_NUMBER (R_RL78_DIR16UL,      0x0c)
51  RELOC_NUMBER (R_RL78_DIR16UW,      0x0d)
52  RELOC_NUMBER (R_RL78_DIR8UL,       0x0e)
53  RELOC_NUMBER (R_RL78_DIR8UW,       0x0f)
54  RELOC_NUMBER (R_RL78_DIR32_REV,    0x10)
55  RELOC_NUMBER (R_RL78_DIR16_REV,    0x11)
56  RELOC_NUMBER (R_RL78_DIR3U_PCREL,  0x12)
57
58  /* These are extensions added by Red Hat.  */
59  RELOC_NUMBER (R_RL78_RH_RELAX,     0x2d) /* Marks opcodes suitable for linker relaxation.  */
60  RELOC_NUMBER (R_RL78_RH_SFR,       0x2e) /* SFR addresses - internal use only.  */
61  RELOC_NUMBER (R_RL78_RH_SADDR,     0x2f) /* SADDR addresses - internal use only..  */
62
63  /* These are for complex relocs.  */
64  RELOC_NUMBER (R_RL78_ABS32,        0x41)
65  RELOC_NUMBER (R_RL78_ABS24S,       0x42)
66  RELOC_NUMBER (R_RL78_ABS16,        0x43)
67  RELOC_NUMBER (R_RL78_ABS16U,       0x44)
68  RELOC_NUMBER (R_RL78_ABS16S,       0x45)
69  RELOC_NUMBER (R_RL78_ABS8,         0x46)
70  RELOC_NUMBER (R_RL78_ABS8U,        0x47)
71  RELOC_NUMBER (R_RL78_ABS8S,        0x48)
72  RELOC_NUMBER (R_RL78_ABS24S_PCREL, 0x49)
73  RELOC_NUMBER (R_RL78_ABS16S_PCREL, 0x4a)
74  RELOC_NUMBER (R_RL78_ABS8S_PCREL,  0x4b)
75  RELOC_NUMBER (R_RL78_ABS16UL,      0x4c)
76  RELOC_NUMBER (R_RL78_ABS16UW,      0x4d)
77  RELOC_NUMBER (R_RL78_ABS8UL,       0x4e)
78  RELOC_NUMBER (R_RL78_ABS8UW,       0x4f)
79  RELOC_NUMBER (R_RL78_ABS32_REV,    0x50)
80  RELOC_NUMBER (R_RL78_ABS16_REV,    0x51)
81
82  RELOC_NUMBER (R_RL78_SYM,          0x80)
83  RELOC_NUMBER (R_RL78_OPneg,        0x81)
84  RELOC_NUMBER (R_RL78_OPadd,        0x82)
85  RELOC_NUMBER (R_RL78_OPsub,        0x83)
86  RELOC_NUMBER (R_RL78_OPmul,        0x84)
87  RELOC_NUMBER (R_RL78_OPdiv,        0x85)
88  RELOC_NUMBER (R_RL78_OPshla,       0x86)
89  RELOC_NUMBER (R_RL78_OPshra,       0x87)
90  RELOC_NUMBER (R_RL78_OPsctsize,    0x88)
91  RELOC_NUMBER (R_RL78_OPscttop,     0x8d)
92  RELOC_NUMBER (R_RL78_OPand,        0x90)
93  RELOC_NUMBER (R_RL78_OPor,         0x91)
94  RELOC_NUMBER (R_RL78_OPxor,        0x92)
95  RELOC_NUMBER (R_RL78_OPnot,        0x93)
96  RELOC_NUMBER (R_RL78_OPmod,        0x94)
97  RELOC_NUMBER (R_RL78_OPromtop,     0x95)
98  RELOC_NUMBER (R_RL78_OPramtop,     0x96)
99
100END_RELOC_NUMBERS (R_RL78_max)
101
102#define EF_RL78_CPU_RL78        0x00000079      /* FIXME: correct value?  */
103#define EF_RL78_CPU_MASK        0x0000007F      /* specific cpu bits.  */
104#define EF_RL78_ALL_FLAGS       (EF_RL78_CPU_MASK)
105
106/* Values for the e_flags field in the ELF header.  */
107#define E_FLAG_RL78_64BIT_DOUBLES       (1 << 0)
108#define E_FLAG_RL78_DSP                 (1 << 1) /* Defined in the RL78 CPU Object file specification, but not explained.  */
109#define E_FLAG_RL78_G10                 (1 << 2) /* CPU is missing register banks 1-3, so uses different ABI.  */
110
111/* These define the addend field of R_RL78_RH_RELAX relocations.  */
112#define RL78_RELAXA_BRA         0x00000010      /* Any type of branch (must be decoded).  */
113#define RL78_RELAXA_ADDR16      0x00000020      /* addr16->sfr/saddr opportunity  */
114#define RL78_RELAXA_RNUM        0x0000000f      /* Number of associated relocations.  */
115/* These mark the place where alignment is requested, and the place where the filler bytes end.  */
116#define RL78_RELAXA_ALIGN       0x10000000      /* Start alignment; the remaining bits are the alignment value.  */
117#define RL78_RELAXA_ELIGN       0x20000000      /* End alignment; the remaining bits are the alignment value.  */
118#define RL78_RELAXA_ANUM        0x00ffffff      /* Alignment amount, in bytes (i.e. .balign).  */
119
120#endif /* _ELF_RL78_H */
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