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252b5132 RH |
1 | /* tc-v850.h -- Header file for tc-v850.c. |
2 | Copyright (C) 1996, 1997 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GAS, the GNU Assembler. | |
5 | ||
6 | GAS 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, or (at your option) | |
9 | any later version. | |
10 | ||
11 | GAS 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 GAS; see the file COPYING. If not, write to the Free | |
18 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
19 | 02111-1307, USA. */ | |
20 | ||
21 | #define TC_V850 | |
22 | ||
23 | #include <elf/v850.h> | |
24 | ||
25 | #define TARGET_BYTES_BIG_ENDIAN 0 | |
26 | ||
27 | #ifndef BFD_ASSEMBLER | |
28 | #error V850 support requires BFD_ASSEMBLER | |
29 | #endif | |
30 | ||
31 | /* The target BFD architecture. */ | |
32 | #define TARGET_ARCH bfd_arch_v850 | |
33 | ||
34 | /* The target BFD format. */ | |
35 | #define TARGET_FORMAT "elf32-v850" | |
36 | ||
37 | #define MD_APPLY_FIX3 | |
38 | #define md_operand(x) | |
39 | ||
40 | #define obj_fix_adjustable(fixP) v850_fix_adjustable(fixP) | |
41 | #define TC_FORCE_RELOCATION(fixp) v850_force_relocation(fixp) | |
42 | extern int v850_force_relocation PARAMS ((struct fix *)); | |
43 | ||
44 | /* Permit temporary numeric labels. */ | |
45 | #define LOCAL_LABELS_FB 1 | |
46 | ||
47 | #define DIFF_EXPR_OK /* foo-. gets turned into PC relative relocs */ | |
48 | ||
49 | /* We don't need to handle .word strangely. */ | |
50 | #define WORKING_DOT_WORD | |
51 | ||
52 | #define md_number_to_chars number_to_chars_littleendian | |
53 | ||
54 | /* We need to handle lo(), hi(), etc etc in .hword, .word, etc | |
55 | directives, so we have to parse "cons" expressions ourselves. */ | |
56 | #define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES) parse_cons_expression_v850 (EXP) | |
57 | #define TC_CONS_FIX_NEW cons_fix_new_v850 | |
58 | extern const struct relax_type md_relax_table[]; | |
59 | #define TC_GENERIC_RELAX_TABLE md_relax_table | |
60 | ||
61 | ||
62 | /* This section must be in the small data area (pointed to by GP). */ | |
63 | #define SHF_V850_GPREL 0x10000000 | |
64 | /* This section must be in the tiny data area (pointed to by EP). */ | |
65 | #define SHF_V850_EPREL 0x20000000 | |
66 | /* This section must be in the zero data area (pointed to by R0). */ | |
67 | #define SHF_V850_R0REL 0x40000000 | |
68 | ||
69 | #define ELF_TC_SPECIAL_SECTIONS \ | |
70 | { ".sdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_GPREL }, \ | |
71 | { ".rosdata", SHT_PROGBITS, SHF_ALLOC + SHF_V850_GPREL }, \ | |
72 | { ".sbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_GPREL }, \ | |
73 | { ".scommon", SHT_V850_SCOMMON, SHF_ALLOC + SHF_WRITE + SHF_V850_GPREL }, \ | |
74 | { ".tdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_EPREL }, \ | |
75 | { ".tbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_EPREL }, \ | |
76 | { ".tcommon", SHT_V850_TCOMMON, SHF_ALLOC + SHF_WRITE + SHF_V850_R0REL }, \ | |
77 | { ".zdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_R0REL }, \ | |
78 | { ".rozdata", SHT_PROGBITS, SHF_ALLOC + SHF_V850_R0REL }, \ | |
79 | { ".zbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_R0REL }, \ | |
80 | { ".zcommon", SHT_V850_ZCOMMON, SHF_ALLOC + SHF_WRITE + SHF_V850_R0REL }, \ | |
81 | { ".call_table_data", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE }, \ | |
82 | { ".call_table_text", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_EXECINSTR }, | |
83 | ||
84 | #define MD_PCREL_FROM_SECTION(fixP,section) v850_pcrel_from_section (fixP, section) | |
85 | extern long v850_pcrel_from_section (); |