Add support to the Xtensa target for creating trampolines for out-of-range branches.

[deliverable/binutils-gdb.git] / gas / config / tc-ns32k.h

/* tc-ns32k.h -- Opcode table for National Semi 32k processor
   Copyright (C) 1987-2014 Free Software Foundation, Inc.

   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.  */

#define TC_NS32K

#define TARGET_BYTES_BIG_ENDIAN	0

#define TC_PCREL_ADJUST(F) md_pcrel_adjust(F)
extern int md_pcrel_adjust (fragS *);

#define NO_RELOC BFD_RELOC_NONE

#define TARGET_ARCH		bfd_arch_ns32k

#ifndef TARGET_FORMAT		/* Maybe defined in te-*.h.  */
#define TARGET_FORMAT		"a.out-pc532-mach"
#endif

#define LOCAL_LABELS_FB 1

#include "bit_fix.h"

#ifdef SEQUENT_COMPATABILITY
#define DEF_MODEC 20
#define DEF_MODEL 21
#endif

#ifndef DEF_MODEC
#define DEF_MODEC 20
#endif

#ifndef DEF_MODEL
#define DEF_MODEL 20
#endif

#define MAX_ARGS 4
#define ARG_LEN 50

#define TC_CONS_FIX_NEW cons_fix_new_ns32k
extern void cons_fix_new_ns32k (fragS *, int, int, expressionS *);

/* The NS32x32 has a non 0 nop instruction which should be used in aligns.  */
#define NOP_OPCODE 0xa2

#define md_operand(x)

extern const struct relax_type md_relax_table[];
#define TC_GENERIC_RELAX_TABLE md_relax_table

#define TC_FRAG_TYPE				\
  struct 					\
    { 						\
      fragS *      fr_opcode_fragP;		\
      unsigned int fr_opcode_offset;		\
      char         fr_bsr;			\
    }

#define TC_FRAG_INIT(X)				\
  do						\
     {						\
       frag_opcode_frag (X) = NULL;		\
       frag_opcode_offset (X) = 0;		\
       frag_bsr (X) = 0;			\
     }						\
  while (0)

/* Accessor macros for things which may move around.  */
#define frag_opcode_frag(X)   (X)->tc_frag_data.fr_opcode_fragP
#define frag_opcode_offset(X) (X)->tc_frag_data.fr_opcode_offset
#define frag_bsr(X)           (X)->tc_frag_data.fr_bsr

#define TC_FIX_TYPE				\
  struct					\
    {						\
      fragS *      opcode_fragP;		\
      unsigned int opcode_offset;		\
      unsigned int bsr : 1;			\
    }

/* Accessor macros for things which may move around.
   See comments in write.h.  */
#define fix_im_disp(X)       (X)->fx_im_disp
#define fix_bit_fixP(X)      (X)->fx_bit_fixP
#define fix_opcode_frag(X)   (X)->tc_fix_data.opcode_fragP
#define fix_opcode_offset(X) (X)->tc_fix_data.opcode_offset
#define fix_bsr(X)           (X)->tc_fix_data.bsr

#define TC_INIT_FIX_DATA(X)			\
  do						\
     {						\
       fix_opcode_frag(X) = NULL;		\
       fix_opcode_offset(X) = 0;		\
       fix_bsr(X) = 0;				\
     }						\
  while (0)

#define TC_FIX_DATA_PRINT(FILE, FIX)					\
  do									\
    {									\
      fprintf ((FILE), "opcode_frag=%ld, operand offset=%d, bsr=%d\n",	\
	      (unsigned long) fix_opcode_frag (FIX),			\
	      fix_opcode_offset (FIX),					\
	      fix_bsr (FIX));						\
    }									\
  while (0)