| 1 | /* tc-bfin.h - header file for tc-bfin.c |
| 2 | Copyright (C) 2005-2018 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 3, 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, 51 Franklin Street - Fifth Floor, Boston, MA |
| 19 | 02110-1301, USA. */ |
| 20 | |
| 21 | #define TC_BFIN 1 |
| 22 | #define TC_ADI_BFIN 1 |
| 23 | |
| 24 | #define TARGET_BYTES_BIG_ENDIAN 0 |
| 25 | |
| 26 | #define TARGET_ARCH bfd_arch_bfin |
| 27 | |
| 28 | /* |
| 29 | * Define the target format macro here. The value for this should be |
| 30 | * "elf32-bfin", not "elf32-little-bfin". Since the BFD source file |
| 31 | * elf32-bfin.c defines TARGET_LITTLE_NAME to be "elf32-little-bfin", |
| 32 | * we must use this value, until this is corrected and BFD is rebuilt. */ |
| 33 | #ifdef OBJ_ELF |
| 34 | #define TARGET_FORMAT "elf32-bfin" |
| 35 | #endif |
| 36 | |
| 37 | #define LISTING_HEADER "BFIN GAS " |
| 38 | |
| 39 | #define WORKING_DOT_WORD |
| 40 | |
| 41 | extern bfd_boolean bfin_start_label (char *); |
| 42 | |
| 43 | #define md_number_to_chars number_to_chars_littleendian |
| 44 | #define md_convert_frag(b,s,f) as_fatal ("bfin convert_frag\n"); |
| 45 | |
| 46 | /* Allow for [, ], etc. */ |
| 47 | #define LEX_BR 6 |
| 48 | |
| 49 | #define TC_EOL_IN_INSN(PTR) (bfin_eol_in_insn(PTR) ? 1 : 0) |
| 50 | extern bfd_boolean bfin_eol_in_insn (char *); |
| 51 | |
| 52 | /* Almost all instructions of Blackfin contain an = character. */ |
| 53 | #define TC_EQUAL_IN_INSN(C, NAME) 1 |
| 54 | |
| 55 | #define NOP_OPCODE 0x0000 |
| 56 | |
| 57 | #define LOCAL_LABELS_FB 1 |
| 58 | |
| 59 | #define DOUBLESLASH_LINE_COMMENTS |
| 60 | |
| 61 | #define TC_START_LABEL(STR, NUL_CHAR, NEXT_CHAR) \ |
| 62 | (NEXT_CHAR == ':' && bfin_start_label (STR)) |
| 63 | #define tc_fix_adjustable(FIX) bfin_fix_adjustable (FIX) |
| 64 | extern bfd_boolean bfin_fix_adjustable (struct fix *); |
| 65 | |
| 66 | #define TC_FORCE_RELOCATION(FIX) bfin_force_relocation (FIX) |
| 67 | extern int bfin_force_relocation (struct fix *); |
| 68 | |
| 69 | /* Call md_pcrel_from_section(), not md_pcrel_from(). */ |
| 70 | #define MD_PCREL_FROM_SECTION(FIX, SEC) md_pcrel_from_section (FIX, SEC) |
| 71 | extern long md_pcrel_from_section (struct fix *, segT); |
| 72 | |
| 73 | /* Values passed to md_apply_fix3 don't include symbol values. */ |
| 74 | #define MD_APPLY_SYM_VALUE(FIX) 0 |
| 75 | |
| 76 | /* This target is buggy, and sets fix size too large. */ |
| 77 | #define TC_FX_SIZE_SLACK(FIX) 2 |
| 78 | |
| 79 | extern unsigned int bfin_anomaly_checks; |
| 80 | |
| 81 | /* Anomaly checking */ |
| 82 | #define AC_05000074 0x00000001 |
| 83 | #define ENABLE_AC_05000074 (bfin_anomaly_checks & AC_05000074) |
| 84 | |
| 85 | /* end of tc-bfin.h */ |