1214571Sdim/* tc-cr16.h -- Header file for tc-cr16.c, the CR16 GAS port. 2214571Sdim Copyright 2007 Free Software Foundation, Inc. 3214571Sdim 4214571Sdim Contributed by M R Swami Reddy <MR.Swami.Reddy@nsc.com> 5214571Sdim 6214571Sdim This file is part of GAS, the GNU Assembler. 7214571Sdim 8214571Sdim GAS is free software; you can redistribute it and/or modify 9214571Sdim it under the terms of the GNU General Public License as published by 10214571Sdim the Free Software Foundation; either version 2, or (at your option) 11214571Sdim any later version. 12214571Sdim 13214571Sdim GAS is distributed in the hope that it will be useful, 14214571Sdim but WITHOUT ANY WARRANTY; without even the implied warranty of 15214571Sdim MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16214571Sdim GNU General Public License for more details. 17214571Sdim 18214571Sdim You should have received a copy of the GNU General Public License 19214571Sdim along with GAS; see the file COPYING. If not, write to the 20214571Sdim Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, 21214571Sdim MA 02110-1301, USA. */ 22214571Sdim 23214571Sdim#ifndef TC_CR16_H 24214571Sdim#define TC_CR16_H 25214571Sdim 26214571Sdim#define TC_CR16 1 27214571Sdim 28214571Sdim#define TARGET_BYTES_BIG_ENDIAN 0 29214571Sdim 30214571Sdim#define TARGET_FORMAT "elf32-cr16" 31214571Sdim#define TARGET_ARCH bfd_arch_cr16 32214571Sdim 33214571Sdim#define WORKING_DOT_WORD 34214571Sdim#define LOCAL_LABEL_PREFIX '.' 35214571Sdim 36214571Sdim#define md_undefined_symbol(s) 0 37214571Sdim#define md_number_to_chars number_to_chars_littleendian 38214571Sdim 39214571Sdim/* We do relaxing in the assembler as well as the linker. */ 40214571Sdimextern const struct relax_type md_relax_table[]; 41214571Sdim#define TC_GENERIC_RELAX_TABLE md_relax_table 42214571Sdim 43214571Sdim/* We do not want to adjust any relocations to make implementation of 44214571Sdim linker relaxations easier. */ 45214571Sdim#define tc_fix_adjustable(fixP) 0 46214571Sdim 47214571Sdim/* We need to force out some relocations when relaxing. */ 48214571Sdim#define TC_FORCE_RELOCATION(FIXP) cr16_force_relocation (FIXP) 49214571Sdimextern int cr16_force_relocation (struct fix *); 50214571Sdim 51214571Sdim/* Fixup debug sections since we will never relax them. */ 52214571Sdim#define TC_LINKRELAX_FIXUP(seg) (seg->flags & SEC_ALLOC) 53214571Sdim 54214571Sdim/* CR16 instructions, with operands included, are a multiple 55214571Sdim of two bytes long. */ 56214571Sdim#define DWARF2_LINE_MIN_INSN_LENGTH 2 57214571Sdim 58214571Sdimextern void cr16_cons_fix_new (struct frag *, int, int, struct expressionS *); 59214571Sdim/* This is called by emit_expr when creating a reloc for a cons. 60214571Sdim We could use the definition there, except that we want to handle 61214571Sdim the CR16 reloc type specially, rather than the BFD_RELOC type. */ 62214571Sdim#define TC_CONS_FIX_NEW(FRAG, OFF, LEN, EXP) \ 63214571Sdim cr16_cons_fix_new (FRAG, OFF, LEN, EXP) 64214571Sdim 65214571Sdim/* Give an error if a frag containing code is not aligned to a 2-byte 66214571Sdim boundary. */ 67214571Sdim#define md_frag_check(FRAGP) \ 68214571Sdim if ((FRAGP)->has_code \ 69214571Sdim && (((FRAGP)->fr_address + (FRAGP)->insn_addr) & 1) != 0) \ 70214571Sdim as_bad_where ((FRAGP)->fr_file, (FRAGP)->fr_line, \ 71214571Sdim _("instruction address is not a multiple of 2")); 72214571Sdim 73214571Sdim#endif /* TC_CR16_H */ 74