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140 lines
3.8 KiB
C
140 lines
3.8 KiB
C
/* tc-ns32k.h -- Opcode table for National Semi 32k processor
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Copyright 1987, 1992, 1993, 1994, 1995, 1997, 2000, 2002
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Free Software Foundation, Inc.
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This file is part of GAS, the GNU Assembler.
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GAS is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GAS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GAS; see the file COPYING. If not, write to the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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#define TC_NS32K
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#define TARGET_BYTES_BIG_ENDIAN 0
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#define TC_PCREL_ADJUST(F) md_pcrel_adjust(F)
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extern int md_pcrel_adjust PARAMS((fragS *fragP));
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#ifdef BFD_ASSEMBLER
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#define NO_RELOC BFD_RELOC_NONE
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#define TARGET_ARCH bfd_arch_ns32k
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#ifndef TARGET_FORMAT /* Maybe defined in te-*.h */
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#define TARGET_FORMAT "a.out-pc532-mach"
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#endif
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#else
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#define NO_RELOC 0
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#endif
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#define LOCAL_LABELS_FB 1
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#include "bit_fix.h"
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#define tc_aout_pre_write_hook(x) {;} /* not used */
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#define tc_crawl_symbol_chain(a) {;} /* not used */
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#define tc_headers_hook(a) {;} /* not used */
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#ifdef SEQUENT_COMPATABILITY
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#define DEF_MODEC 20
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#define DEF_MODEL 21
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#endif
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#ifndef DEF_MODEC
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#define DEF_MODEC 20
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#endif
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#ifndef DEF_MODEL
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#define DEF_MODEL 20
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#endif
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#define MAX_ARGS 4
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#define ARG_LEN 50
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#define TC_CONS_FIX_NEW cons_fix_new_ns32k
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extern void fix_new_ns32k_exp PARAMS ((fragS *, int, int, expressionS *,
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int, int, bit_fixS *, int, fragS *,
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unsigned int));
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extern void fix_new_ns32k PARAMS ((fragS *, int, int, symbolS *, long,
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int, int, bit_fixS *, int, fragS *,
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unsigned int));
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extern void cons_fix_new_ns32k PARAMS ((fragS *, int, int, expressionS *));
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/* The NS32x32 has a non 0 nop instruction which should be used in aligns. */
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#define NOP_OPCODE 0xa2
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#define md_operand(x)
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extern const struct relax_type md_relax_table[];
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#define TC_GENERIC_RELAX_TABLE md_relax_table
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#define TC_FRAG_TYPE \
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struct \
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{ \
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fragS * fr_opcode_fragP; \
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unsigned int fr_opcode_offset; \
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char fr_bsr; \
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}
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#define TC_FRAG_INIT(X) \
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do \
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{ \
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frag_opcode_frag (X) = NULL; \
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frag_opcode_offset (X) = 0; \
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frag_bsr (X) = 0; \
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} \
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while (0)
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/* Accessor macros for things which may move around. */
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#define frag_opcode_frag(X) (X)->tc_frag_data.fr_opcode_fragP
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#define frag_opcode_offset(X) (X)->tc_frag_data.fr_opcode_offset
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#define frag_bsr(X) (X)->tc_frag_data.fr_bsr
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#define TC_FIX_TYPE \
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struct \
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{ \
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fragS * opcode_fragP; \
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unsigned int opcode_offset; \
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unsigned int bsr : 1; \
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}
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/* Accessor macros for things which may move around.
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See comments in write.h. */
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#define fix_im_disp(X) (X)->fx_im_disp
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#define fix_bit_fixP(X) (X)->fx_bit_fixP
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#define fix_opcode_frag(X) (X)->tc_fix_data.opcode_fragP
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#define fix_opcode_offset(X) (X)->tc_fix_data.opcode_offset
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#define fix_bsr(X) (X)->tc_fix_data.bsr
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#define TC_INIT_FIX_DATA(X) \
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do \
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{ \
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fix_opcode_frag(X) = NULL; \
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fix_opcode_offset(X) = 0; \
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fix_bsr(X) = 0; \
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} \
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while (0)
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#define TC_FIX_DATA_PRINT(FILE, FIXP) \
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do \
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{ \
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fprintf ((FILE), "opcode_frag=%ld, operand offset=%d, bsr=%d\n", \
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(unsigned long) fix_opcode_frag (FIXP), \
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fix_opcode_offset (FIXP), \
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fix_bsr (FIXP)); \
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} \
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while (0)
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