1 /* tc-arc.h - Macros and type defines for the ARC. 2 Copyright (C) 1994-2014 Free Software Foundation, Inc. 3 Contributed by Doug Evans (dje (at) cygnus.com). 4 5 This file is part of GAS, the GNU Assembler. 6 7 GAS is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as 9 published by the Free Software Foundation; either version 3, 10 or (at your option) any later version. 11 12 GAS is distributed in the hope that it will be useful, but 13 WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See 15 the GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with GAS; see the file COPYING. If not, write to the Free 19 Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 20 02110-1301, USA. */ 21 22 #define TC_ARC 1 23 24 #define TARGET_BYTES_BIG_ENDIAN 0 25 26 #define LOCAL_LABELS_FB 1 27 28 #define TARGET_ARCH bfd_arch_arc 29 30 #define DIFF_EXPR_OK 31 #define REGISTER_PREFIX '%' 32 33 #ifdef LITTLE_ENDIAN 34 #undef LITTLE_ENDIAN 35 #endif 36 37 #ifdef BIG_ENDIAN 38 #undef BIG_ENDIAN 39 #endif 40 41 #define LITTLE_ENDIAN 1234 42 43 #define BIG_ENDIAN 4321 44 45 /* The endianness of the target format may change based on command 46 line arguments. */ 47 extern const char * arc_target_format; 48 49 #define DEFAULT_TARGET_FORMAT "elf32-littlearc" 50 #define TARGET_FORMAT arc_target_format 51 #define DEFAULT_BYTE_ORDER LITTLE_ENDIAN 52 #define WORKING_DOT_WORD 53 #define LISTING_HEADER "ARC GAS " 54 55 /* The ARC needs to parse reloc specifiers in .word. */ 56 57 extern bfd_reloc_code_real_type arc_parse_cons_expression (struct expressionS *, 58 unsigned); 59 #define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES) \ 60 arc_parse_cons_expression (EXP, NBYTES) 61 62 extern void arc_cons_fix_new (struct frag *, int, int, struct expressionS *, 63 bfd_reloc_code_real_type); 64 #define TC_CONS_FIX_NEW(FRAG, WHERE, NBYTES, EXP, RELOC) \ 65 arc_cons_fix_new (FRAG, WHERE, NBYTES, EXP, RELOC) 66 67 #define DWARF2_LINE_MIN_INSN_LENGTH 4 68 69 /* Values passed to md_apply_fix don't include the symbol value. */ 70 #define MD_APPLY_SYM_VALUE(FIX) 0 71 72 /* No shared lib support, so we don't need to ensure externally 73 visible symbols can be overridden. */ 74 #define EXTERN_FORCE_RELOC 0 75