| 1 | /* Instruction opcode table for openrisc.
|
|---|
| 2 |
|
|---|
| 3 | THIS FILE IS MACHINE GENERATED WITH CGEN.
|
|---|
| 4 |
|
|---|
| 5 | Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
|
|---|
| 6 |
|
|---|
| 7 | This file is part of the GNU Binutils and/or GDB, the GNU debugger.
|
|---|
| 8 |
|
|---|
| 9 | This program is free software; you can redistribute it and/or modify
|
|---|
| 10 | it under the terms of the GNU General Public License as published by
|
|---|
| 11 | the Free Software Foundation; either version 2, or (at your option)
|
|---|
| 12 | any later version.
|
|---|
| 13 |
|
|---|
| 14 | This program is distributed in the hope that it will be useful,
|
|---|
| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|---|
| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|---|
| 17 | GNU General Public License for more details.
|
|---|
| 18 |
|
|---|
| 19 | You should have received a copy of the GNU General Public License along
|
|---|
| 20 | with this program; if not, write to the Free Software Foundation, Inc.,
|
|---|
| 21 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|---|
| 22 |
|
|---|
| 23 | */
|
|---|
| 24 |
|
|---|
| 25 | #include "sysdep.h"
|
|---|
| 26 | #include "ansidecl.h"
|
|---|
| 27 | #include "bfd.h"
|
|---|
| 28 | #include "symcat.h"
|
|---|
| 29 | #include "openrisc-desc.h"
|
|---|
| 30 | #include "openrisc-opc.h"
|
|---|
| 31 | #include "libiberty.h"
|
|---|
| 32 |
|
|---|
| 33 | /* -- opc.c */
|
|---|
| 34 | /* -- */
|
|---|
| 35 | /* The hash functions are recorded here to help keep assembler code out of
|
|---|
| 36 | the disassembler and vice versa. */
|
|---|
| 37 |
|
|---|
| 38 | static int asm_hash_insn_p PARAMS ((const CGEN_INSN *));
|
|---|
| 39 | static unsigned int asm_hash_insn PARAMS ((const char *));
|
|---|
| 40 | static int dis_hash_insn_p PARAMS ((const CGEN_INSN *));
|
|---|
| 41 | static unsigned int dis_hash_insn PARAMS ((const char *, CGEN_INSN_INT));
|
|---|
| 42 |
|
|---|
| 43 | /* Instruction formats. */
|
|---|
| 44 |
|
|---|
| 45 | #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
|
|---|
| 46 | #define F(f) & openrisc_cgen_ifld_table[OPENRISC_##f]
|
|---|
| 47 | #else
|
|---|
| 48 | #define F(f) & openrisc_cgen_ifld_table[OPENRISC_/**/f]
|
|---|
| 49 | #endif
|
|---|
| 50 | static const CGEN_IFMT ifmt_empty = {
|
|---|
| 51 | 0, 0, 0x0, { { 0 } }
|
|---|
| 52 | };
|
|---|
| 53 |
|
|---|
| 54 | static const CGEN_IFMT ifmt_l_j = {
|
|---|
| 55 | 32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_ABS26) }, { 0 } }
|
|---|
| 56 | };
|
|---|
| 57 |
|
|---|
| 58 | static const CGEN_IFMT ifmt_l_jr = {
|
|---|
| 59 | 32, 32, 0xffe00000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_OP3) }, { F (F_OP4) }, { F (F_R2) }, { F (F_UIMM16) }, { 0 } }
|
|---|
| 60 | };
|
|---|
| 61 |
|
|---|
| 62 | static const CGEN_IFMT ifmt_l_bal = {
|
|---|
| 63 | 32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_DISP26) }, { 0 } }
|
|---|
| 64 | };
|
|---|
| 65 |
|
|---|
| 66 | static const CGEN_IFMT ifmt_l_movhi = {
|
|---|
| 67 | 32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_SIMM16) }, { 0 } }
|
|---|
| 68 | };
|
|---|
| 69 |
|
|---|
| 70 | static const CGEN_IFMT ifmt_l_mfsr = {
|
|---|
| 71 | 32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_UIMM16) }, { 0 } }
|
|---|
| 72 | };
|
|---|
| 73 |
|
|---|
| 74 | static const CGEN_IFMT ifmt_l_mtsr = {
|
|---|
| 75 | 32, 32, 0xfc0007ff, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_R3) }, { F (F_I16_1) }, { 0 } }
|
|---|
| 76 | };
|
|---|
| 77 |
|
|---|
| 78 | static const CGEN_IFMT ifmt_l_lw = {
|
|---|
| 79 | 32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_SIMM16) }, { 0 } }
|
|---|
| 80 | };
|
|---|
| 81 |
|
|---|
| 82 | static const CGEN_IFMT ifmt_l_sw = {
|
|---|
| 83 | 32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R3) }, { F (F_I16NC) }, { 0 } }
|
|---|
| 84 | };
|
|---|
| 85 |
|
|---|
| 86 | static const CGEN_IFMT ifmt_l_sll = {
|
|---|
| 87 | 32, 32, 0xfc0007ff, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_R3) }, { F (F_F_10_3) }, { F (F_OP6) }, { F (F_F_4_1) }, { F (F_OP7) }, { 0 } }
|
|---|
| 88 | };
|
|---|
| 89 |
|
|---|
| 90 | static const CGEN_IFMT ifmt_l_slli = {
|
|---|
| 91 | 32, 32, 0xfc00ffe0, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_F_15_8) }, { F (F_OP6) }, { F (F_UIMM5) }, { 0 } }
|
|---|
| 92 | };
|
|---|
| 93 |
|
|---|
| 94 | static const CGEN_IFMT ifmt_l_add = {
|
|---|
| 95 | 32, 32, 0xfc0007ff, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_R3) }, { F (F_F_10_7) }, { F (F_OP7) }, { 0 } }
|
|---|
| 96 | };
|
|---|
| 97 |
|
|---|
| 98 | static const CGEN_IFMT ifmt_l_addi = {
|
|---|
| 99 | 32, 32, 0xfc000000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_R1) }, { F (F_R2) }, { F (F_LO16) }, { 0 } }
|
|---|
| 100 | };
|
|---|
| 101 |
|
|---|
| 102 | static const CGEN_IFMT ifmt_l_sfgts = {
|
|---|
| 103 | 32, 32, 0xffe007ff, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_OP5) }, { F (F_R2) }, { F (F_R3) }, { F (F_F_10_11) }, { 0 } }
|
|---|
| 104 | };
|
|---|
| 105 |
|
|---|
| 106 | static const CGEN_IFMT ifmt_l_sfgtsi = {
|
|---|
| 107 | 32, 32, 0xffe00000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_OP5) }, { F (F_R2) }, { F (F_SIMM16) }, { 0 } }
|
|---|
| 108 | };
|
|---|
| 109 |
|
|---|
| 110 | static const CGEN_IFMT ifmt_l_sfgtui = {
|
|---|
| 111 | 32, 32, 0xffe00000, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_OP5) }, { F (F_R2) }, { F (F_UIMM16) }, { 0 } }
|
|---|
| 112 | };
|
|---|
| 113 |
|
|---|
| 114 | #undef F
|
|---|
| 115 |
|
|---|
| 116 | #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
|
|---|
| 117 | #define A(a) (1 << CGEN_INSN_##a)
|
|---|
| 118 | #else
|
|---|
| 119 | #define A(a) (1 << CGEN_INSN_/**/a)
|
|---|
| 120 | #endif
|
|---|
| 121 | #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
|
|---|
| 122 | #define OPERAND(op) OPENRISC_OPERAND_##op
|
|---|
| 123 | #else
|
|---|
| 124 | #define OPERAND(op) OPENRISC_OPERAND_/**/op
|
|---|
| 125 | #endif
|
|---|
| 126 | #define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
|
|---|
| 127 | #define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
|
|---|
| 128 |
|
|---|
| 129 | /* The instruction table. */
|
|---|
| 130 |
|
|---|
| 131 | static const CGEN_OPCODE openrisc_cgen_insn_opcode_table[MAX_INSNS] =
|
|---|
| 132 | {
|
|---|
| 133 | /* Special null first entry.
|
|---|
| 134 | A `num' value of zero is thus invalid.
|
|---|
| 135 | Also, the special `invalid' insn resides here. */
|
|---|
| 136 | { { 0, 0, 0, 0 }, {{0}}, 0, {0}},
|
|---|
| 137 | /* l.j ${abs-26} */
|
|---|
| 138 | {
|
|---|
| 139 | { 0, 0, 0, 0 },
|
|---|
| 140 | { { MNEM, ' ', OP (ABS_26), 0 } },
|
|---|
| 141 | & ifmt_l_j, { 0x0 }
|
|---|
| 142 | },
|
|---|
| 143 | /* l.jal ${abs-26} */
|
|---|
| 144 | {
|
|---|
| 145 | { 0, 0, 0, 0 },
|
|---|
| 146 | { { MNEM, ' ', OP (ABS_26), 0 } },
|
|---|
| 147 | & ifmt_l_j, { 0x4000000 }
|
|---|
| 148 | },
|
|---|
| 149 | /* l.jr $rA */
|
|---|
| 150 | {
|
|---|
| 151 | { 0, 0, 0, 0 },
|
|---|
| 152 | { { MNEM, ' ', OP (RA), 0 } },
|
|---|
| 153 | & ifmt_l_jr, { 0x14000000 }
|
|---|
| 154 | },
|
|---|
| 155 | /* l.jalr $rA */
|
|---|
| 156 | {
|
|---|
| 157 | { 0, 0, 0, 0 },
|
|---|
| 158 | { { MNEM, ' ', OP (RA), 0 } },
|
|---|
| 159 | & ifmt_l_jr, { 0x14200000 }
|
|---|
| 160 | },
|
|---|
| 161 | /* l.bal ${disp-26} */
|
|---|
| 162 | {
|
|---|
| 163 | { 0, 0, 0, 0 },
|
|---|
| 164 | { { MNEM, ' ', OP (DISP_26), 0 } },
|
|---|
| 165 | & ifmt_l_bal, { 0x8000000 }
|
|---|
| 166 | },
|
|---|
| 167 | /* l.bnf ${disp-26} */
|
|---|
| 168 | {
|
|---|
| 169 | { 0, 0, 0, 0 },
|
|---|
| 170 | { { MNEM, ' ', OP (DISP_26), 0 } },
|
|---|
| 171 | & ifmt_l_bal, { 0xc000000 }
|
|---|
| 172 | },
|
|---|
| 173 | /* l.bf ${disp-26} */
|
|---|
| 174 | {
|
|---|
| 175 | { 0, 0, 0, 0 },
|
|---|
| 176 | { { MNEM, ' ', OP (DISP_26), 0 } },
|
|---|
| 177 | & ifmt_l_bal, { 0x10000000 }
|
|---|
| 178 | },
|
|---|
| 179 | /* l.brk ${uimm-16} */
|
|---|
| 180 | {
|
|---|
| 181 | { 0, 0, 0, 0 },
|
|---|
| 182 | { { MNEM, ' ', OP (UIMM_16), 0 } },
|
|---|
| 183 | & ifmt_l_jr, { 0x17000000 }
|
|---|
| 184 | },
|
|---|
| 185 | /* l.rfe $rA */
|
|---|
| 186 | {
|
|---|
| 187 | { 0, 0, 0, 0 },
|
|---|
| 188 | { { MNEM, ' ', OP (RA), 0 } },
|
|---|
| 189 | & ifmt_l_jr, { 0x14400000 }
|
|---|
| 190 | },
|
|---|
| 191 | /* l.sys ${uimm-16} */
|
|---|
| 192 | {
|
|---|
| 193 | { 0, 0, 0, 0 },
|
|---|
| 194 | { { MNEM, ' ', OP (UIMM_16), 0 } },
|
|---|
| 195 | & ifmt_l_jr, { 0x16000000 }
|
|---|
| 196 | },
|
|---|
| 197 | /* l.nop */
|
|---|
| 198 | {
|
|---|
| 199 | { 0, 0, 0, 0 },
|
|---|
| 200 | { { MNEM, 0 } },
|
|---|
| 201 | & ifmt_l_jr, { 0x15000000 }
|
|---|
| 202 | },
|
|---|
| 203 | /* l.movhi $rD,$hi16 */
|
|---|
| 204 | {
|
|---|
| 205 | { 0, 0, 0, 0 },
|
|---|
| 206 | { { MNEM, ' ', OP (RD), ',', OP (HI16), 0 } },
|
|---|
| 207 | & ifmt_l_movhi, { 0x18000000 }
|
|---|
| 208 | },
|
|---|
| 209 | /* l.mfsr $rD,$rA */
|
|---|
| 210 | {
|
|---|
| 211 | { 0, 0, 0, 0 },
|
|---|
| 212 | { { MNEM, ' ', OP (RD), ',', OP (RA), 0 } },
|
|---|
| 213 | & ifmt_l_mfsr, { 0x1c000000 }
|
|---|
| 214 | },
|
|---|
| 215 | /* l.mtsr $rA,$rB */
|
|---|
| 216 | {
|
|---|
| 217 | { 0, 0, 0, 0 },
|
|---|
| 218 | { { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 219 | & ifmt_l_mtsr, { 0x40000000 }
|
|---|
| 220 | },
|
|---|
| 221 | /* l.lw $rD,${simm-16}($rA) */
|
|---|
| 222 | {
|
|---|
| 223 | { 0, 0, 0, 0 },
|
|---|
| 224 | { { MNEM, ' ', OP (RD), ',', OP (SIMM_16), '(', OP (RA), ')', 0 } },
|
|---|
| 225 | & ifmt_l_lw, { 0x80000000 }
|
|---|
| 226 | },
|
|---|
| 227 | /* l.lbz $rD,${simm-16}($rA) */
|
|---|
| 228 | {
|
|---|
| 229 | { 0, 0, 0, 0 },
|
|---|
| 230 | { { MNEM, ' ', OP (RD), ',', OP (SIMM_16), '(', OP (RA), ')', 0 } },
|
|---|
| 231 | & ifmt_l_lw, { 0x84000000 }
|
|---|
| 232 | },
|
|---|
| 233 | /* l.lbs $rD,${simm-16}($rA) */
|
|---|
| 234 | {
|
|---|
| 235 | { 0, 0, 0, 0 },
|
|---|
| 236 | { { MNEM, ' ', OP (RD), ',', OP (SIMM_16), '(', OP (RA), ')', 0 } },
|
|---|
| 237 | & ifmt_l_lw, { 0x88000000 }
|
|---|
| 238 | },
|
|---|
| 239 | /* l.lhz $rD,${simm-16}($rA) */
|
|---|
| 240 | {
|
|---|
| 241 | { 0, 0, 0, 0 },
|
|---|
| 242 | { { MNEM, ' ', OP (RD), ',', OP (SIMM_16), '(', OP (RA), ')', 0 } },
|
|---|
| 243 | & ifmt_l_lw, { 0x8c000000 }
|
|---|
| 244 | },
|
|---|
| 245 | /* l.lhs $rD,${simm-16}($rA) */
|
|---|
| 246 | {
|
|---|
| 247 | { 0, 0, 0, 0 },
|
|---|
| 248 | { { MNEM, ' ', OP (RD), ',', OP (SIMM_16), '(', OP (RA), ')', 0 } },
|
|---|
| 249 | & ifmt_l_lw, { 0x90000000 }
|
|---|
| 250 | },
|
|---|
| 251 | /* l.sw ${ui16nc}($rA),$rB */
|
|---|
| 252 | {
|
|---|
| 253 | { 0, 0, 0, 0 },
|
|---|
| 254 | { { MNEM, ' ', OP (UI16NC), '(', OP (RA), ')', ',', OP (RB), 0 } },
|
|---|
| 255 | & ifmt_l_sw, { 0xd4000000 }
|
|---|
| 256 | },
|
|---|
| 257 | /* l.sb ${ui16nc}($rA),$rB */
|
|---|
| 258 | {
|
|---|
| 259 | { 0, 0, 0, 0 },
|
|---|
| 260 | { { MNEM, ' ', OP (UI16NC), '(', OP (RA), ')', ',', OP (RB), 0 } },
|
|---|
| 261 | & ifmt_l_sw, { 0xd8000000 }
|
|---|
| 262 | },
|
|---|
| 263 | /* l.sh ${ui16nc}($rA),$rB */
|
|---|
| 264 | {
|
|---|
| 265 | { 0, 0, 0, 0 },
|
|---|
| 266 | { { MNEM, ' ', OP (UI16NC), '(', OP (RA), ')', ',', OP (RB), 0 } },
|
|---|
| 267 | & ifmt_l_sw, { 0xdc000000 }
|
|---|
| 268 | },
|
|---|
| 269 | /* l.sll $rD,$rA,$rB */
|
|---|
| 270 | {
|
|---|
| 271 | { 0, 0, 0, 0 },
|
|---|
| 272 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 273 | & ifmt_l_sll, { 0xe0000008 }
|
|---|
| 274 | },
|
|---|
| 275 | /* l.slli $rD,$rA,${uimm-5} */
|
|---|
| 276 | {
|
|---|
| 277 | { 0, 0, 0, 0 },
|
|---|
| 278 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (UIMM_5), 0 } },
|
|---|
| 279 | & ifmt_l_slli, { 0xb4000000 }
|
|---|
| 280 | },
|
|---|
| 281 | /* l.srl $rD,$rA,$rB */
|
|---|
| 282 | {
|
|---|
| 283 | { 0, 0, 0, 0 },
|
|---|
| 284 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 285 | & ifmt_l_sll, { 0xe0000028 }
|
|---|
| 286 | },
|
|---|
| 287 | /* l.srli $rD,$rA,${uimm-5} */
|
|---|
| 288 | {
|
|---|
| 289 | { 0, 0, 0, 0 },
|
|---|
| 290 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (UIMM_5), 0 } },
|
|---|
| 291 | & ifmt_l_slli, { 0xb4000020 }
|
|---|
| 292 | },
|
|---|
| 293 | /* l.sra $rD,$rA,$rB */
|
|---|
| 294 | {
|
|---|
| 295 | { 0, 0, 0, 0 },
|
|---|
| 296 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 297 | & ifmt_l_sll, { 0xe0000048 }
|
|---|
| 298 | },
|
|---|
| 299 | /* l.srai $rD,$rA,${uimm-5} */
|
|---|
| 300 | {
|
|---|
| 301 | { 0, 0, 0, 0 },
|
|---|
| 302 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (UIMM_5), 0 } },
|
|---|
| 303 | & ifmt_l_slli, { 0xb4000040 }
|
|---|
| 304 | },
|
|---|
| 305 | /* l.ror $rD,$rA,$rB */
|
|---|
| 306 | {
|
|---|
| 307 | { 0, 0, 0, 0 },
|
|---|
| 308 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 309 | & ifmt_l_sll, { 0xe0000088 }
|
|---|
| 310 | },
|
|---|
| 311 | /* l.rori $rD,$rA,${uimm-5} */
|
|---|
| 312 | {
|
|---|
| 313 | { 0, 0, 0, 0 },
|
|---|
| 314 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (UIMM_5), 0 } },
|
|---|
| 315 | & ifmt_l_slli, { 0xb4000080 }
|
|---|
| 316 | },
|
|---|
| 317 | /* l.add $rD,$rA,$rB */
|
|---|
| 318 | {
|
|---|
| 319 | { 0, 0, 0, 0 },
|
|---|
| 320 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 321 | & ifmt_l_add, { 0xe0000000 }
|
|---|
| 322 | },
|
|---|
| 323 | /* l.addi $rD,$rA,$lo16 */
|
|---|
| 324 | {
|
|---|
| 325 | { 0, 0, 0, 0 },
|
|---|
| 326 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (LO16), 0 } },
|
|---|
| 327 | & ifmt_l_addi, { 0x94000000 }
|
|---|
| 328 | },
|
|---|
| 329 | /* l.sub $rD,$rA,$rB */
|
|---|
| 330 | {
|
|---|
| 331 | { 0, 0, 0, 0 },
|
|---|
| 332 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 333 | & ifmt_l_add, { 0xe0000002 }
|
|---|
| 334 | },
|
|---|
| 335 | /* l.subi $rD,$rA,$lo16 */
|
|---|
| 336 | {
|
|---|
| 337 | { 0, 0, 0, 0 },
|
|---|
| 338 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (LO16), 0 } },
|
|---|
| 339 | & ifmt_l_addi, { 0x9c000000 }
|
|---|
| 340 | },
|
|---|
| 341 | /* l.and $rD,$rA,$rB */
|
|---|
| 342 | {
|
|---|
| 343 | { 0, 0, 0, 0 },
|
|---|
| 344 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 345 | & ifmt_l_add, { 0xe0000003 }
|
|---|
| 346 | },
|
|---|
| 347 | /* l.andi $rD,$rA,$lo16 */
|
|---|
| 348 | {
|
|---|
| 349 | { 0, 0, 0, 0 },
|
|---|
| 350 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (LO16), 0 } },
|
|---|
| 351 | & ifmt_l_addi, { 0xa0000000 }
|
|---|
| 352 | },
|
|---|
| 353 | /* l.or $rD,$rA,$rB */
|
|---|
| 354 | {
|
|---|
| 355 | { 0, 0, 0, 0 },
|
|---|
| 356 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 357 | & ifmt_l_add, { 0xe0000004 }
|
|---|
| 358 | },
|
|---|
| 359 | /* l.ori $rD,$rA,$lo16 */
|
|---|
| 360 | {
|
|---|
| 361 | { 0, 0, 0, 0 },
|
|---|
| 362 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (LO16), 0 } },
|
|---|
| 363 | & ifmt_l_addi, { 0xa4000000 }
|
|---|
| 364 | },
|
|---|
| 365 | /* l.xor $rD,$rA,$rB */
|
|---|
| 366 | {
|
|---|
| 367 | { 0, 0, 0, 0 },
|
|---|
| 368 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 369 | & ifmt_l_add, { 0xe0000005 }
|
|---|
| 370 | },
|
|---|
| 371 | /* l.xori $rD,$rA,$lo16 */
|
|---|
| 372 | {
|
|---|
| 373 | { 0, 0, 0, 0 },
|
|---|
| 374 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (LO16), 0 } },
|
|---|
| 375 | & ifmt_l_addi, { 0xa8000000 }
|
|---|
| 376 | },
|
|---|
| 377 | /* l.mul $rD,$rA,$rB */
|
|---|
| 378 | {
|
|---|
| 379 | { 0, 0, 0, 0 },
|
|---|
| 380 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 381 | & ifmt_l_add, { 0xe0000006 }
|
|---|
| 382 | },
|
|---|
| 383 | /* l.muli $rD,$rA,$lo16 */
|
|---|
| 384 | {
|
|---|
| 385 | { 0, 0, 0, 0 },
|
|---|
| 386 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (LO16), 0 } },
|
|---|
| 387 | & ifmt_l_addi, { 0xac000000 }
|
|---|
| 388 | },
|
|---|
| 389 | /* l.div $rD,$rA,$rB */
|
|---|
| 390 | {
|
|---|
| 391 | { 0, 0, 0, 0 },
|
|---|
| 392 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 393 | & ifmt_l_add, { 0xe0000009 }
|
|---|
| 394 | },
|
|---|
| 395 | /* l.divu $rD,$rA,$rB */
|
|---|
| 396 | {
|
|---|
| 397 | { 0, 0, 0, 0 },
|
|---|
| 398 | { { MNEM, ' ', OP (RD), ',', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 399 | & ifmt_l_add, { 0xe000000a }
|
|---|
| 400 | },
|
|---|
| 401 | /* l.sfgts $rA,$rB */
|
|---|
| 402 | {
|
|---|
| 403 | { 0, 0, 0, 0 },
|
|---|
| 404 | { { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 405 | & ifmt_l_sfgts, { 0xe4c00000 }
|
|---|
| 406 | },
|
|---|
| 407 | /* l.sfgtu $rA,$rB */
|
|---|
| 408 | {
|
|---|
| 409 | { 0, 0, 0, 0 },
|
|---|
| 410 | { { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 411 | & ifmt_l_sfgts, { 0xe4400000 }
|
|---|
| 412 | },
|
|---|
| 413 | /* l.sfges $rA,$rB */
|
|---|
| 414 | {
|
|---|
| 415 | { 0, 0, 0, 0 },
|
|---|
| 416 | { { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 417 | & ifmt_l_sfgts, { 0xe4e00000 }
|
|---|
| 418 | },
|
|---|
| 419 | /* l.sfgeu $rA,$rB */
|
|---|
| 420 | {
|
|---|
| 421 | { 0, 0, 0, 0 },
|
|---|
| 422 | { { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 423 | & ifmt_l_sfgts, { 0xe4600000 }
|
|---|
| 424 | },
|
|---|
| 425 | /* l.sflts $rA,$rB */
|
|---|
| 426 | {
|
|---|
| 427 | { 0, 0, 0, 0 },
|
|---|
| 428 | { { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 429 | & ifmt_l_sfgts, { 0xe5000000 }
|
|---|
| 430 | },
|
|---|
| 431 | /* l.sfltu $rA,$rB */
|
|---|
| 432 | {
|
|---|
| 433 | { 0, 0, 0, 0 },
|
|---|
| 434 | { { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 435 | & ifmt_l_sfgts, { 0xe4800000 }
|
|---|
| 436 | },
|
|---|
| 437 | /* l.sfles $rA,$rB */
|
|---|
| 438 | {
|
|---|
| 439 | { 0, 0, 0, 0 },
|
|---|
| 440 | { { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 441 | & ifmt_l_sfgts, { 0xe5200000 }
|
|---|
| 442 | },
|
|---|
| 443 | /* l.sfleu $rA,$rB */
|
|---|
| 444 | {
|
|---|
| 445 | { 0, 0, 0, 0 },
|
|---|
| 446 | { { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 447 | & ifmt_l_sfgts, { 0xe4a00000 }
|
|---|
| 448 | },
|
|---|
| 449 | /* l.sfgtsi $rA,${simm-16} */
|
|---|
| 450 | {
|
|---|
| 451 | { 0, 0, 0, 0 },
|
|---|
| 452 | { { MNEM, ' ', OP (RA), ',', OP (SIMM_16), 0 } },
|
|---|
| 453 | & ifmt_l_sfgtsi, { 0xb8c00000 }
|
|---|
| 454 | },
|
|---|
| 455 | /* l.sfgtui $rA,${uimm-16} */
|
|---|
| 456 | {
|
|---|
| 457 | { 0, 0, 0, 0 },
|
|---|
| 458 | { { MNEM, ' ', OP (RA), ',', OP (UIMM_16), 0 } },
|
|---|
| 459 | & ifmt_l_sfgtui, { 0xb8400000 }
|
|---|
| 460 | },
|
|---|
| 461 | /* l.sfgesi $rA,${simm-16} */
|
|---|
| 462 | {
|
|---|
| 463 | { 0, 0, 0, 0 },
|
|---|
| 464 | { { MNEM, ' ', OP (RA), ',', OP (SIMM_16), 0 } },
|
|---|
| 465 | & ifmt_l_sfgtsi, { 0xb8e00000 }
|
|---|
| 466 | },
|
|---|
| 467 | /* l.sfgeui $rA,${uimm-16} */
|
|---|
| 468 | {
|
|---|
| 469 | { 0, 0, 0, 0 },
|
|---|
| 470 | { { MNEM, ' ', OP (RA), ',', OP (UIMM_16), 0 } },
|
|---|
| 471 | & ifmt_l_sfgtui, { 0xb8600000 }
|
|---|
| 472 | },
|
|---|
| 473 | /* l.sfltsi $rA,${simm-16} */
|
|---|
| 474 | {
|
|---|
| 475 | { 0, 0, 0, 0 },
|
|---|
| 476 | { { MNEM, ' ', OP (RA), ',', OP (SIMM_16), 0 } },
|
|---|
| 477 | & ifmt_l_sfgtsi, { 0xb9000000 }
|
|---|
| 478 | },
|
|---|
| 479 | /* l.sfltui $rA,${uimm-16} */
|
|---|
| 480 | {
|
|---|
| 481 | { 0, 0, 0, 0 },
|
|---|
| 482 | { { MNEM, ' ', OP (RA), ',', OP (UIMM_16), 0 } },
|
|---|
| 483 | & ifmt_l_sfgtui, { 0xb8800000 }
|
|---|
| 484 | },
|
|---|
| 485 | /* l.sflesi $rA,${simm-16} */
|
|---|
| 486 | {
|
|---|
| 487 | { 0, 0, 0, 0 },
|
|---|
| 488 | { { MNEM, ' ', OP (RA), ',', OP (SIMM_16), 0 } },
|
|---|
| 489 | & ifmt_l_sfgtsi, { 0xb9200000 }
|
|---|
| 490 | },
|
|---|
| 491 | /* l.sfleui $rA,${uimm-16} */
|
|---|
| 492 | {
|
|---|
| 493 | { 0, 0, 0, 0 },
|
|---|
| 494 | { { MNEM, ' ', OP (RA), ',', OP (UIMM_16), 0 } },
|
|---|
| 495 | & ifmt_l_sfgtui, { 0xb8a00000 }
|
|---|
| 496 | },
|
|---|
| 497 | /* l.sfeq $rA,$rB */
|
|---|
| 498 | {
|
|---|
| 499 | { 0, 0, 0, 0 },
|
|---|
| 500 | { { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 501 | & ifmt_l_sfgts, { 0xe4000000 }
|
|---|
| 502 | },
|
|---|
| 503 | /* l.sfeqi $rA,${simm-16} */
|
|---|
| 504 | {
|
|---|
| 505 | { 0, 0, 0, 0 },
|
|---|
| 506 | { { MNEM, ' ', OP (RA), ',', OP (SIMM_16), 0 } },
|
|---|
| 507 | & ifmt_l_sfgtsi, { 0xb8000000 }
|
|---|
| 508 | },
|
|---|
| 509 | /* l.sfne $rA,$rB */
|
|---|
| 510 | {
|
|---|
| 511 | { 0, 0, 0, 0 },
|
|---|
| 512 | { { MNEM, ' ', OP (RA), ',', OP (RB), 0 } },
|
|---|
| 513 | & ifmt_l_sfgts, { 0xe4200000 }
|
|---|
| 514 | },
|
|---|
| 515 | /* l.sfnei $rA,${simm-16} */
|
|---|
| 516 | {
|
|---|
| 517 | { 0, 0, 0, 0 },
|
|---|
| 518 | { { MNEM, ' ', OP (RA), ',', OP (SIMM_16), 0 } },
|
|---|
| 519 | & ifmt_l_sfgtsi, { 0xb8200000 }
|
|---|
| 520 | },
|
|---|
| 521 | };
|
|---|
| 522 |
|
|---|
| 523 | #undef A
|
|---|
| 524 | #undef OPERAND
|
|---|
| 525 | #undef MNEM
|
|---|
| 526 | #undef OP
|
|---|
| 527 |
|
|---|
| 528 | /* Formats for ALIAS macro-insns. */
|
|---|
| 529 |
|
|---|
| 530 | #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
|
|---|
| 531 | #define F(f) & openrisc_cgen_ifld_table[OPENRISC_##f]
|
|---|
| 532 | #else
|
|---|
| 533 | #define F(f) & openrisc_cgen_ifld_table[OPENRISC_/**/f]
|
|---|
| 534 | #endif
|
|---|
| 535 | static const CGEN_IFMT ifmt_l_ret = {
|
|---|
| 536 | 32, 32, 0xffffffff, { { F (F_CLASS) }, { F (F_SUB) }, { F (F_OP3) }, { F (F_OP4) }, { F (F_R2) }, { F (F_UIMM16) }, { 0 } }
|
|---|
| 537 | };
|
|---|
| 538 |
|
|---|
| 539 | #undef F
|
|---|
| 540 |
|
|---|
| 541 | /* Each non-simple macro entry points to an array of expansion possibilities. */
|
|---|
| 542 |
|
|---|
| 543 | #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
|
|---|
| 544 | #define A(a) (1 << CGEN_INSN_##a)
|
|---|
| 545 | #else
|
|---|
| 546 | #define A(a) (1 << CGEN_INSN_/**/a)
|
|---|
| 547 | #endif
|
|---|
| 548 | #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
|
|---|
| 549 | #define OPERAND(op) OPENRISC_OPERAND_##op
|
|---|
| 550 | #else
|
|---|
| 551 | #define OPERAND(op) OPENRISC_OPERAND_/**/op
|
|---|
| 552 | #endif
|
|---|
| 553 | #define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
|
|---|
| 554 | #define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
|
|---|
| 555 |
|
|---|
| 556 | /* The macro instruction table. */
|
|---|
| 557 |
|
|---|
| 558 | static const CGEN_IBASE openrisc_cgen_macro_insn_table[] =
|
|---|
| 559 | {
|
|---|
| 560 | /* l.ret */
|
|---|
| 561 | {
|
|---|
| 562 | -1, "l-ret", "l.ret", 32,
|
|---|
| 563 | { 0|A(ALIAS), { (1<<MACH_BASE) } }
|
|---|
| 564 | },
|
|---|
| 565 | };
|
|---|
| 566 |
|
|---|
| 567 | /* The macro instruction opcode table. */
|
|---|
| 568 |
|
|---|
| 569 | static const CGEN_OPCODE openrisc_cgen_macro_insn_opcode_table[] =
|
|---|
| 570 | {
|
|---|
| 571 | /* l.ret */
|
|---|
| 572 | {
|
|---|
| 573 | { 0, 0, 0, 0 },
|
|---|
| 574 | { { MNEM, 0 } },
|
|---|
| 575 | & ifmt_l_ret, { 0x140b0000 }
|
|---|
| 576 | },
|
|---|
| 577 | };
|
|---|
| 578 |
|
|---|
| 579 | #undef A
|
|---|
| 580 | #undef OPERAND
|
|---|
| 581 | #undef MNEM
|
|---|
| 582 | #undef OP
|
|---|
| 583 |
|
|---|
| 584 | #ifndef CGEN_ASM_HASH_P
|
|---|
| 585 | #define CGEN_ASM_HASH_P(insn) 1
|
|---|
| 586 | #endif
|
|---|
| 587 |
|
|---|
| 588 | #ifndef CGEN_DIS_HASH_P
|
|---|
| 589 | #define CGEN_DIS_HASH_P(insn) 1
|
|---|
| 590 | #endif
|
|---|
| 591 |
|
|---|
| 592 | /* Return non-zero if INSN is to be added to the hash table.
|
|---|
| 593 | Targets are free to override CGEN_{ASM,DIS}_HASH_P in the .opc file. */
|
|---|
| 594 |
|
|---|
| 595 | static int
|
|---|
| 596 | asm_hash_insn_p (insn)
|
|---|
| 597 | const CGEN_INSN *insn ATTRIBUTE_UNUSED;
|
|---|
| 598 | {
|
|---|
| 599 | return CGEN_ASM_HASH_P (insn);
|
|---|
| 600 | }
|
|---|
| 601 |
|
|---|
| 602 | static int
|
|---|
| 603 | dis_hash_insn_p (insn)
|
|---|
| 604 | const CGEN_INSN *insn;
|
|---|
| 605 | {
|
|---|
| 606 | /* If building the hash table and the NO-DIS attribute is present,
|
|---|
| 607 | ignore. */
|
|---|
| 608 | if (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_NO_DIS))
|
|---|
| 609 | return 0;
|
|---|
| 610 | return CGEN_DIS_HASH_P (insn);
|
|---|
| 611 | }
|
|---|
| 612 |
|
|---|
| 613 | #ifndef CGEN_ASM_HASH
|
|---|
| 614 | #define CGEN_ASM_HASH_SIZE 127
|
|---|
| 615 | #ifdef CGEN_MNEMONIC_OPERANDS
|
|---|
| 616 | #define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE)
|
|---|
| 617 | #else
|
|---|
| 618 | #define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE) /*FIXME*/
|
|---|
| 619 | #endif
|
|---|
| 620 | #endif
|
|---|
| 621 |
|
|---|
| 622 | /* It doesn't make much sense to provide a default here,
|
|---|
| 623 | but while this is under development we do.
|
|---|
| 624 | BUFFER is a pointer to the bytes of the insn, target order.
|
|---|
| 625 | VALUE is the first base_insn_bitsize bits as an int in host order. */
|
|---|
| 626 |
|
|---|
| 627 | #ifndef CGEN_DIS_HASH
|
|---|
| 628 | #define CGEN_DIS_HASH_SIZE 256
|
|---|
| 629 | #define CGEN_DIS_HASH(buf, value) (*(unsigned char *) (buf))
|
|---|
| 630 | #endif
|
|---|
| 631 |
|
|---|
| 632 | /* The result is the hash value of the insn.
|
|---|
| 633 | Targets are free to override CGEN_{ASM,DIS}_HASH in the .opc file. */
|
|---|
| 634 |
|
|---|
| 635 | static unsigned int
|
|---|
| 636 | asm_hash_insn (mnem)
|
|---|
| 637 | const char * mnem;
|
|---|
| 638 | {
|
|---|
| 639 | return CGEN_ASM_HASH (mnem);
|
|---|
| 640 | }
|
|---|
| 641 |
|
|---|
| 642 | /* BUF is a pointer to the bytes of the insn, target order.
|
|---|
| 643 | VALUE is the first base_insn_bitsize bits as an int in host order. */
|
|---|
| 644 |
|
|---|
| 645 | static unsigned int
|
|---|
| 646 | dis_hash_insn (buf, value)
|
|---|
| 647 | const char * buf ATTRIBUTE_UNUSED;
|
|---|
| 648 | CGEN_INSN_INT value ATTRIBUTE_UNUSED;
|
|---|
| 649 | {
|
|---|
| 650 | return CGEN_DIS_HASH (buf, value);
|
|---|
| 651 | }
|
|---|
| 652 |
|
|---|
| 653 | static void set_fields_bitsize PARAMS ((CGEN_FIELDS *, int));
|
|---|
| 654 |
|
|---|
| 655 | /* Set the recorded length of the insn in the CGEN_FIELDS struct. */
|
|---|
| 656 |
|
|---|
| 657 | static void
|
|---|
| 658 | set_fields_bitsize (fields, size)
|
|---|
| 659 | CGEN_FIELDS *fields;
|
|---|
| 660 | int size;
|
|---|
| 661 | {
|
|---|
| 662 | CGEN_FIELDS_BITSIZE (fields) = size;
|
|---|
| 663 | }
|
|---|
| 664 |
|
|---|
| 665 | /* Function to call before using the operand instance table.
|
|---|
| 666 | This plugs the opcode entries and macro instructions into the cpu table. */
|
|---|
| 667 |
|
|---|
| 668 | void
|
|---|
| 669 | openrisc_cgen_init_opcode_table (cd)
|
|---|
| 670 | CGEN_CPU_DESC cd;
|
|---|
| 671 | {
|
|---|
| 672 | int i;
|
|---|
| 673 | int num_macros = (sizeof (openrisc_cgen_macro_insn_table) /
|
|---|
| 674 | sizeof (openrisc_cgen_macro_insn_table[0]));
|
|---|
| 675 | const CGEN_IBASE *ib = & openrisc_cgen_macro_insn_table[0];
|
|---|
| 676 | const CGEN_OPCODE *oc = & openrisc_cgen_macro_insn_opcode_table[0];
|
|---|
| 677 | CGEN_INSN *insns = (CGEN_INSN *) xmalloc (num_macros * sizeof (CGEN_INSN));
|
|---|
| 678 | memset (insns, 0, num_macros * sizeof (CGEN_INSN));
|
|---|
| 679 | for (i = 0; i < num_macros; ++i)
|
|---|
| 680 | {
|
|---|
| 681 | insns[i].base = &ib[i];
|
|---|
| 682 | insns[i].opcode = &oc[i];
|
|---|
| 683 | openrisc_cgen_build_insn_regex (& insns[i]);
|
|---|
| 684 | }
|
|---|
| 685 | cd->macro_insn_table.init_entries = insns;
|
|---|
| 686 | cd->macro_insn_table.entry_size = sizeof (CGEN_IBASE);
|
|---|
| 687 | cd->macro_insn_table.num_init_entries = num_macros;
|
|---|
| 688 |
|
|---|
| 689 | oc = & openrisc_cgen_insn_opcode_table[0];
|
|---|
| 690 | insns = (CGEN_INSN *) cd->insn_table.init_entries;
|
|---|
| 691 | for (i = 0; i < MAX_INSNS; ++i)
|
|---|
| 692 | {
|
|---|
| 693 | insns[i].opcode = &oc[i];
|
|---|
| 694 | openrisc_cgen_build_insn_regex (& insns[i]);
|
|---|
| 695 | }
|
|---|
| 696 |
|
|---|
| 697 | cd->sizeof_fields = sizeof (CGEN_FIELDS);
|
|---|
| 698 | cd->set_fields_bitsize = set_fields_bitsize;
|
|---|
| 699 |
|
|---|
| 700 | cd->asm_hash_p = asm_hash_insn_p;
|
|---|
| 701 | cd->asm_hash = asm_hash_insn;
|
|---|
| 702 | cd->asm_hash_size = CGEN_ASM_HASH_SIZE;
|
|---|
| 703 |
|
|---|
| 704 | cd->dis_hash_p = dis_hash_insn_p;
|
|---|
| 705 | cd->dis_hash = dis_hash_insn;
|
|---|
| 706 | cd->dis_hash_size = CGEN_DIS_HASH_SIZE;
|
|---|
| 707 | }
|
|---|
