/* tc-cr16.h -- Header file for tc-cr16.c, the CR16 GAS port. Copyright 2007 Free Software Foundation, Inc. Contributed by M R Swami Reddy This file is part of GAS, the GNU Assembler. GAS is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GAS is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GAS; see the file COPYING. If not, write to the Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef TC_CR16_H #define TC_CR16_H #define TC_CR16 1 #define TARGET_BYTES_BIG_ENDIAN 0 #define TARGET_FORMAT "elf32-cr16" #define TARGET_ARCH bfd_arch_cr16 #define WORKING_DOT_WORD #define LOCAL_LABEL_PREFIX '.' #define md_undefined_symbol(s) 0 #define md_number_to_chars number_to_chars_littleendian /* We do relaxing in the assembler as well as the linker. */ extern const struct relax_type md_relax_table[]; #define TC_GENERIC_RELAX_TABLE md_relax_table /* We do not want to adjust any relocations to make implementation of linker relaxations easier. */ #define tc_fix_adjustable(fixP) 0 /* We need to force out some relocations when relaxing. */ #define TC_FORCE_RELOCATION(FIXP) cr16_force_relocation (FIXP) extern int cr16_force_relocation (struct fix *); /* Fixup debug sections since we will never relax them. */ #define TC_LINKRELAX_FIXUP(seg) (seg->flags & SEC_ALLOC) /* CR16 instructions, with operands included, are a multiple of two bytes long. */ #define DWARF2_LINE_MIN_INSN_LENGTH 2 extern void cr16_cons_fix_new (struct frag *, int, int, struct expressionS *); /* This is called by emit_expr when creating a reloc for a cons. We could use the definition there, except that we want to handle the CR16 reloc type specially, rather than the BFD_RELOC type. */ #define TC_CONS_FIX_NEW(FRAG, OFF, LEN, EXP) \ cr16_cons_fix_new (FRAG, OFF, LEN, EXP) /* Give an error if a frag containing code is not aligned to a 2-byte boundary. */ #define md_frag_check(FRAGP) \ if ((FRAGP)->has_code \ && (((FRAGP)->fr_address + (FRAGP)->insn_addr) & 1) != 0) \ as_bad_where ((FRAGP)->fr_file, (FRAGP)->fr_line, \ _("instruction address is not a multiple of 2")); #endif /* TC_CR16_H */