| 1 | /* tc-ns32k.h -- Opcode table for National Semi 32k processor
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| 2 | Copyright 1987, 1992, 1993, 1994, 1995, 1997, 2000, 2002
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| 3 | Free Software Foundation, Inc.
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| 4 |
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| 5 | This file is part of GAS, the GNU Assembler.
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| 6 |
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| 7 | GAS is free software; you can redistribute it and/or modify
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| 8 | it under the terms of the GNU General Public License as published by
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| 9 | the Free Software Foundation; either version 2, or (at your option)
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| 10 | any later version.
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| 11 |
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| 12 | GAS is distributed in the hope that it will be useful,
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| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | GNU General Public License for more details.
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| 16 |
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| 17 | You should have received a copy of the GNU General Public License
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| 18 | along with GAS; see the file COPYING. If not, write to the Free
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| 19 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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| 20 | 02111-1307, USA. */
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| 21 |
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| 22 | #define TC_NS32K
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| 23 |
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| 24 | #define TARGET_BYTES_BIG_ENDIAN 0
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| 25 |
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| 26 | #define TC_PCREL_ADJUST(F) md_pcrel_adjust(F)
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| 27 | extern int md_pcrel_adjust PARAMS((fragS *fragP));
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| 28 |
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| 29 | #ifdef BFD_ASSEMBLER
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| 30 | #define NO_RELOC BFD_RELOC_NONE
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| 31 |
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| 32 | #define TARGET_ARCH bfd_arch_ns32k
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| 33 |
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| 34 | #ifndef TARGET_FORMAT /* Maybe defined in te-*.h */
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| 35 | #define TARGET_FORMAT "a.out-pc532-mach"
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| 36 | #endif
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| 37 | #else
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| 38 | #define NO_RELOC 0
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| 39 | #endif
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| 40 |
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| 41 | #define LOCAL_LABELS_FB 1
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| 42 |
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| 43 | #include "bit_fix.h"
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| 44 |
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| 45 | #define tc_aout_pre_write_hook(x) {;} /* not used */
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| 46 | #define tc_crawl_symbol_chain(a) {;} /* not used */
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| 47 | #define tc_headers_hook(a) {;} /* not used */
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| 48 |
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| 49 | #ifdef SEQUENT_COMPATABILITY
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| 50 | #define DEF_MODEC 20
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| 51 | #define DEF_MODEL 21
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| 52 | #endif
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| 53 |
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| 54 | #ifndef DEF_MODEC
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| 55 | #define DEF_MODEC 20
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| 56 | #endif
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| 57 |
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| 58 | #ifndef DEF_MODEL
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| 59 | #define DEF_MODEL 20
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| 60 | #endif
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| 61 |
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| 62 | #define MAX_ARGS 4
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| 63 | #define ARG_LEN 50
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| 64 |
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| 65 | #define TC_CONS_FIX_NEW cons_fix_new_ns32k
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| 66 | extern void fix_new_ns32k_exp PARAMS ((fragS *, int, int, expressionS *,
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| 67 | int, int, bit_fixS *, int, fragS *,
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| 68 | unsigned int));
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| 69 |
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| 70 | extern void fix_new_ns32k PARAMS ((fragS *, int, int, symbolS *, long,
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| 71 | int, int, bit_fixS *, int, fragS *,
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| 72 | unsigned int));
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| 73 |
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| 74 | extern void cons_fix_new_ns32k PARAMS ((fragS *, int, int, expressionS *));
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| 75 |
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| 76 | /* The NS32x32 has a non 0 nop instruction which should be used in aligns. */
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| 77 | #define NOP_OPCODE 0xa2
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| 78 |
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| 79 | #define md_operand(x)
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| 80 |
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| 81 | extern const struct relax_type md_relax_table[];
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| 82 | #define TC_GENERIC_RELAX_TABLE md_relax_table
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| 83 |
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| 84 | #define TC_FRAG_TYPE \
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| 85 | struct \
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| 86 | { \
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| 87 | fragS * fr_opcode_fragP; \
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| 88 | unsigned int fr_opcode_offset; \
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| 89 | char fr_bsr; \
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| 90 | }
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| 91 |
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| 92 | #define TC_FRAG_INIT(X) \
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| 93 | do \
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| 94 | { \
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| 95 | frag_opcode_frag (X) = NULL; \
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| 96 | frag_opcode_offset (X) = 0; \
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| 97 | frag_bsr (X) = 0; \
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| 98 | } \
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| 99 | while (0)
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| 100 |
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| 101 | /* Accessor macros for things which may move around. */
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| 102 | #define frag_opcode_frag(X) (X)->tc_frag_data.fr_opcode_fragP
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| 103 | #define frag_opcode_offset(X) (X)->tc_frag_data.fr_opcode_offset
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| 104 | #define frag_bsr(X) (X)->tc_frag_data.fr_bsr
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| 105 |
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| 106 | #define TC_FIX_TYPE \
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| 107 | struct \
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| 108 | { \
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| 109 | fragS * opcode_fragP; \
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| 110 | unsigned int opcode_offset; \
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| 111 | unsigned int bsr : 1; \
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| 112 | }
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| 113 |
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| 114 | /* Accessor macros for things which may move around.
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| 115 | See comments in write.h. */
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| 116 | #define fix_im_disp(X) (X)->fx_im_disp
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| 117 | #define fix_bit_fixP(X) (X)->fx_bit_fixP
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| 118 | #define fix_opcode_frag(X) (X)->tc_fix_data.opcode_fragP
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| 119 | #define fix_opcode_offset(X) (X)->tc_fix_data.opcode_offset
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| 120 | #define fix_bsr(X) (X)->tc_fix_data.bsr
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| 121 |
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| 122 | #define TC_INIT_FIX_DATA(X) \
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| 123 | do \
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| 124 | { \
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| 125 | fix_opcode_frag(X) = NULL; \
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| 126 | fix_opcode_offset(X) = 0; \
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| 127 | fix_bsr(X) = 0; \
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| 128 | } \
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| 129 | while (0)
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| 130 |
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| 131 | #define TC_FIX_DATA_PRINT(FILE, FIX) \
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| 132 | do \
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| 133 | { \
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| 134 | fprintf ((FILE), "opcode_frag=%ld, operand offset=%d, bsr=%d\n", \
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| 135 | (unsigned long) fix_opcode_frag (FIX), \
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| 136 | fix_opcode_offset (FIX), \
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| 137 | fix_bsr (FIX)); \
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| 138 | } \
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| 139 | while (0)
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