| 1 | /* tc-v850.h -- Header file for tc-v850.c. |
| 2 | Copyright 1996, 1997, 1998, 2000 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 | |
| 43 | #ifdef OBJ_ELF |
| 44 | /* This arranges for gas/write.c to not apply a relocation if |
| 45 | obj_fix_adjustable() says it is not adjustable. */ |
| 46 | #define TC_FIX_ADJUSTABLE(fixP) obj_fix_adjustable (fixP) |
| 47 | #endif |
| 48 | |
| 49 | extern int v850_force_relocation PARAMS ((struct fix *)); |
| 50 | |
| 51 | /* Permit temporary numeric labels. */ |
| 52 | #define LOCAL_LABELS_FB 1 |
| 53 | |
| 54 | #define DIFF_EXPR_OK /* foo-. gets turned into PC relative relocs */ |
| 55 | |
| 56 | /* We don't need to handle .word strangely. */ |
| 57 | #define WORKING_DOT_WORD |
| 58 | |
| 59 | #define md_number_to_chars number_to_chars_littleendian |
| 60 | |
| 61 | /* We need to handle lo(), hi(), etc etc in .hword, .word, etc |
| 62 | directives, so we have to parse "cons" expressions ourselves. */ |
| 63 | #define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES) parse_cons_expression_v850 (EXP) |
| 64 | #define TC_CONS_FIX_NEW cons_fix_new_v850 |
| 65 | extern const struct relax_type md_relax_table[]; |
| 66 | #define TC_GENERIC_RELAX_TABLE md_relax_table |
| 67 | |
| 68 | /* This section must be in the small data area (pointed to by GP). */ |
| 69 | #define SHF_V850_GPREL 0x10000000 |
| 70 | /* This section must be in the tiny data area (pointed to by EP). */ |
| 71 | #define SHF_V850_EPREL 0x20000000 |
| 72 | /* This section must be in the zero data area (pointed to by R0). */ |
| 73 | #define SHF_V850_R0REL 0x40000000 |
| 74 | |
| 75 | #define ELF_TC_SPECIAL_SECTIONS \ |
| 76 | { ".sdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_GPREL }, \ |
| 77 | { ".rosdata", SHT_PROGBITS, SHF_ALLOC + SHF_V850_GPREL }, \ |
| 78 | { ".sbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_GPREL }, \ |
| 79 | { ".scommon", SHT_V850_SCOMMON, SHF_ALLOC + SHF_WRITE + SHF_V850_GPREL }, \ |
| 80 | { ".tdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_EPREL }, \ |
| 81 | { ".tbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_EPREL }, \ |
| 82 | { ".tcommon", SHT_V850_TCOMMON, SHF_ALLOC + SHF_WRITE + SHF_V850_R0REL }, \ |
| 83 | { ".zdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_R0REL }, \ |
| 84 | { ".rozdata", SHT_PROGBITS, SHF_ALLOC + SHF_V850_R0REL }, \ |
| 85 | { ".zbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_R0REL }, \ |
| 86 | { ".zcommon", SHT_V850_ZCOMMON, SHF_ALLOC + SHF_WRITE + SHF_V850_R0REL }, \ |
| 87 | { ".call_table_data", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE }, \ |
| 88 | { ".call_table_text", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_EXECINSTR }, |
| 89 | |
| 90 | #define MD_PCREL_FROM_SECTION(fixP,section) v850_pcrel_from_section (fixP, section) |
| 91 | extern long v850_pcrel_from_section (); |
| 92 | |
| 93 | #define DWARF2_LINE_MIN_INSN_LENGTH 2 |