| 1 | /* tc-ns32k.h -- Opcode table for National Semi 32k processor |
| 2 | Copyright (C) 1987-2020 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of GAS, the GNU Assembler. |
| 5 | |
| 6 | GAS is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 3, or (at your option) |
| 9 | any later version. |
| 10 | |
| 11 | GAS is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | GNU General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License |
| 17 | along with GAS; see the file COPYING. If not, write to the Free |
| 18 | Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA |
| 19 | 02110-1301, USA. */ |
| 20 | |
| 21 | #define TC_NS32K |
| 22 | |
| 23 | #define TARGET_BYTES_BIG_ENDIAN 0 |
| 24 | |
| 25 | #define TC_PCREL_ADJUST(F) md_pcrel_adjust(F) |
| 26 | extern int md_pcrel_adjust (fragS *); |
| 27 | |
| 28 | #define NO_RELOC BFD_RELOC_NONE |
| 29 | |
| 30 | #define TARGET_ARCH bfd_arch_ns32k |
| 31 | |
| 32 | #ifndef TARGET_FORMAT /* Maybe defined in te-*.h. */ |
| 33 | #define TARGET_FORMAT "a.out-pc532-mach" |
| 34 | #endif |
| 35 | |
| 36 | #define LOCAL_LABELS_FB 1 |
| 37 | |
| 38 | #include "bit_fix.h" |
| 39 | |
| 40 | #ifdef SEQUENT_COMPATABILITY |
| 41 | #define DEF_MODEC 20 |
| 42 | #define DEF_MODEL 21 |
| 43 | #endif |
| 44 | |
| 45 | #ifndef DEF_MODEC |
| 46 | #define DEF_MODEC 20 |
| 47 | #endif |
| 48 | |
| 49 | #ifndef DEF_MODEL |
| 50 | #define DEF_MODEL 20 |
| 51 | #endif |
| 52 | |
| 53 | #define MAX_ARGS 4 |
| 54 | #define ARG_LEN 50 |
| 55 | |
| 56 | #define TC_CONS_FIX_NEW cons_fix_new_ns32k |
| 57 | extern void cons_fix_new_ns32k (fragS *, int, int, expressionS *, |
| 58 | bfd_reloc_code_real_type); |
| 59 | |
| 60 | /* The NS32x32 has a non 0 nop instruction which should be used in aligns. */ |
| 61 | #define NOP_OPCODE 0xa2 |
| 62 | |
| 63 | #define md_operand(x) |
| 64 | |
| 65 | extern const struct relax_type md_relax_table[]; |
| 66 | #define TC_GENERIC_RELAX_TABLE md_relax_table |
| 67 | |
| 68 | #define TC_FRAG_TYPE \ |
| 69 | struct \ |
| 70 | { \ |
| 71 | fragS * fr_opcode_fragP; \ |
| 72 | unsigned int fr_opcode_offset; \ |
| 73 | char fr_bsr; \ |
| 74 | } |
| 75 | |
| 76 | #define TC_FRAG_INIT(X, MAX_BYTES) \ |
| 77 | do \ |
| 78 | { \ |
| 79 | frag_opcode_frag (X) = NULL; \ |
| 80 | frag_opcode_offset (X) = 0; \ |
| 81 | frag_bsr (X) = 0; \ |
| 82 | } \ |
| 83 | while (0) |
| 84 | |
| 85 | /* Accessor macros for things which may move around. */ |
| 86 | #define frag_opcode_frag(X) (X)->tc_frag_data.fr_opcode_fragP |
| 87 | #define frag_opcode_offset(X) (X)->tc_frag_data.fr_opcode_offset |
| 88 | #define frag_bsr(X) (X)->tc_frag_data.fr_bsr |
| 89 | |
| 90 | #define TC_FIX_TYPE \ |
| 91 | struct \ |
| 92 | { \ |
| 93 | fragS * opcode_fragP; \ |
| 94 | bit_fixS * fx_bit_fixP; \ |
| 95 | unsigned int opcode_offset; \ |
| 96 | unsigned int bsr : 1; \ |
| 97 | unsigned int fx_im_disp : 2; \ |
| 98 | } |
| 99 | |
| 100 | /* Accessor macros for things which may move around. |
| 101 | See comments in write.h. */ |
| 102 | #define fix_im_disp(X) (X)->tc_fix_data.fx_im_disp |
| 103 | #define fix_bit_fixP(X) (X)->tc_fix_data.fx_bit_fixP |
| 104 | #define fix_opcode_frag(X) (X)->tc_fix_data.opcode_fragP |
| 105 | #define fix_opcode_offset(X) (X)->tc_fix_data.opcode_offset |
| 106 | #define fix_bsr(X) (X)->tc_fix_data.bsr |
| 107 | |
| 108 | #define TC_INIT_FIX_DATA(X) \ |
| 109 | do \ |
| 110 | { \ |
| 111 | fix_opcode_frag(X) = NULL; \ |
| 112 | fix_opcode_offset(X) = 0; \ |
| 113 | fix_bit_fixP(X) = NULL; \ |
| 114 | fix_bsr(X) = 0; \ |
| 115 | fix_im_disp(X) = 0; \ |
| 116 | } \ |
| 117 | while (0) |
| 118 | |
| 119 | #define TC_FIX_DATA_PRINT(FILE, FIX) \ |
| 120 | do \ |
| 121 | { \ |
| 122 | fprintf ((FILE), "opcode_frag=%ld, operand offset=%d, bsr=%d, " \ |
| 123 | "im_disp=%d\n", \ |
| 124 | (unsigned long) fix_opcode_frag (FIX), \ |
| 125 | fix_opcode_offset (FIX), \ |
| 126 | fix_bsr (FIX), \ |
| 127 | fix_im_disp (FIX)); \ |
| 128 | } \ |
| 129 | while (0) |