76 lines
2.8 KiB
C
76 lines
2.8 KiB
C
/* tc-cr16.h -- Header file for tc-cr16.c, the CR16 GAS port.
|
|
Copyright (C) 2007-2022 Free Software Foundation, Inc.
|
|
|
|
Contributed by M R Swami Reddy <MR.Swami.Reddy@nsc.com>
|
|
|
|
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 GLOBAL_OFFSET_TABLE_NAME "_GLOBAL_OFFSET_TABLE_"
|
|
|
|
#define TARGET_FORMAT "elf32-cr16"
|
|
#define TARGET_ARCH bfd_arch_cr16
|
|
|
|
#define WORKING_DOT_WORD
|
|
#define LOCAL_LABEL_PREFIX '.'
|
|
|
|
#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 non-code sections since we will never relax them. */
|
|
#define TC_LINKRELAX_FIXUP(seg) \
|
|
((seg->flags & (SEC_ALLOC | SEC_CODE)) == (SEC_ALLOC | SEC_CODE))
|
|
|
|
/* 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 *,
|
|
bfd_reloc_code_real_type);
|
|
/* 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, RELOC) \
|
|
cr16_cons_fix_new (FRAG, OFF, LEN, EXP, RELOC)
|
|
|
|
/* 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 */
|