1 /* Instruction opcode table for ip2k.
3 THIS FILE IS MACHINE GENERATED WITH CGEN.
5 Copyright 1996-2010 Free Software Foundation, Inc.
7 This file is part of the GNU Binutils and/or GDB, the GNU debugger.
9 This file 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 3, or (at your option)
14 It is distributed in the hope that it will be useful, but WITHOUT
15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
17 License for more details.
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 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
29 #include "ip2k-desc.h"
31 #include "libiberty.h"
35 #include "safe-ctype.h"
37 /* A better hash function for instruction mnemonics. */
39 ip2k_asm_hash (const char* insn)
44 for (hash = 0; *m && ! ISSPACE (*m); m++)
45 hash = (hash * 23) ^ (0x1F & TOLOWER (*m));
47 /* printf ("%s %d\n", insn, (hash % CGEN_ASM_HASH_SIZE)); */
49 return hash % CGEN_ASM_HASH_SIZE;
53 /* Special check to ensure that instruction exists for given machine. */
56 ip2k_cgen_insn_supported (CGEN_CPU_DESC cd, const CGEN_INSN *insn)
58 int machs = CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_MACH);
60 /* No mach attribute? Assume it's supported for all machs. */
64 return (machs & cd->machs) != 0;
69 /* The hash functions are recorded here to help keep assembler code out of
70 the disassembler and vice versa. */
72 static int asm_hash_insn_p (const CGEN_INSN *);
73 static unsigned int asm_hash_insn (const char *);
74 static int dis_hash_insn_p (const CGEN_INSN *);
75 static unsigned int dis_hash_insn (const char *, CGEN_INSN_INT);
77 /* Instruction formats. */
79 #define F(f) & ip2k_cgen_ifld_table[IP2K_##f]
80 static const CGEN_IFMT ifmt_empty ATTRIBUTE_UNUSED = {
84 static const CGEN_IFMT ifmt_jmp ATTRIBUTE_UNUSED = {
85 16, 16, 0xe000, { { F (F_OP3) }, { F (F_ADDR16CJP) }, { 0 } }
88 static const CGEN_IFMT ifmt_sb ATTRIBUTE_UNUSED = {
89 16, 16, 0xf000, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
92 static const CGEN_IFMT ifmt_xorw_l ATTRIBUTE_UNUSED = {
93 16, 16, 0xff00, { { F (F_OP4) }, { F (F_OP4MID) }, { F (F_IMM8) }, { 0 } }
96 static const CGEN_IFMT ifmt_loadl_a ATTRIBUTE_UNUSED = {
97 16, 16, 0xff00, { { F (F_OP4) }, { F (F_OP4MID) }, { F (F_IMM8) }, { 0 } }
100 static const CGEN_IFMT ifmt_loadh_a ATTRIBUTE_UNUSED = {
101 16, 16, 0xff00, { { F (F_OP4) }, { F (F_OP4MID) }, { F (F_IMM8) }, { 0 } }
104 static const CGEN_IFMT ifmt_addcfr_w ATTRIBUTE_UNUSED = {
105 16, 16, 0xfe00, { { F (F_OP6) }, { F (F_DIR) }, { F (F_REG) }, { 0 } }
108 static const CGEN_IFMT ifmt_speed ATTRIBUTE_UNUSED = {
109 16, 16, 0xff00, { { F (F_OP8) }, { F (F_IMM8) }, { 0 } }
112 static const CGEN_IFMT ifmt_ireadi ATTRIBUTE_UNUSED = {
113 16, 16, 0xffff, { { F (F_OP6) }, { F (F_OP6_10LOW) }, { 0 } }
116 static const CGEN_IFMT ifmt_page ATTRIBUTE_UNUSED = {
117 16, 16, 0xfff8, { { F (F_OP6) }, { F (F_OP6_7LOW) }, { F (F_PAGE3) }, { 0 } }
120 static const CGEN_IFMT ifmt_reti ATTRIBUTE_UNUSED = {
121 16, 16, 0xfff8, { { F (F_OP6) }, { F (F_OP6_7LOW) }, { F (F_RETI3) }, { 0 } }
126 #define A(a) (1 << CGEN_INSN_##a)
127 #define OPERAND(op) IP2K_OPERAND_##op
128 #define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
129 #define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
131 /* The instruction table. */
133 static const CGEN_OPCODE ip2k_cgen_insn_opcode_table[MAX_INSNS] =
135 /* Special null first entry.
136 A `num' value of zero is thus invalid.
137 Also, the special `invalid' insn resides here. */
138 { { 0, 0, 0, 0 }, {{0}}, 0, {0}},
142 { { MNEM, ' ', OP (ADDR16CJP), 0 } },
143 & ifmt_jmp, { 0xe000 }
145 /* call $addr16cjp */
148 { { MNEM, ' ', OP (ADDR16CJP), 0 } },
149 & ifmt_jmp, { 0xc000 }
154 { { MNEM, ' ', OP (FR), ',', OP (BITNO), 0 } },
155 & ifmt_sb, { 0xb000 }
160 { { MNEM, ' ', OP (FR), ',', OP (BITNO), 0 } },
161 & ifmt_sb, { 0xa000 }
163 /* setb $fr,$bitno */
166 { { MNEM, ' ', OP (FR), ',', OP (BITNO), 0 } },
167 & ifmt_sb, { 0x9000 }
169 /* clrb $fr,$bitno */
172 { { MNEM, ' ', OP (FR), ',', OP (BITNO), 0 } },
173 & ifmt_sb, { 0x8000 }
178 { { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
179 & ifmt_xorw_l, { 0x7f00 }
184 { { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
185 & ifmt_xorw_l, { 0x7e00 }
190 { { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
191 & ifmt_xorw_l, { 0x7d00 }
196 { { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
197 & ifmt_xorw_l, { 0x7b00 }
202 { { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
203 & ifmt_xorw_l, { 0x7a00 }
208 { { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
209 & ifmt_xorw_l, { 0x7900 }
214 { { MNEM, ' ', '#', OP (LIT8), 0 } },
215 & ifmt_xorw_l, { 0x7800 }
220 { { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
221 & ifmt_xorw_l, { 0x7700 }
226 { { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
227 & ifmt_xorw_l, { 0x7600 }
232 { { MNEM, ' ', '#', OP (LIT8), 0 } },
233 & ifmt_xorw_l, { 0x7400 }
238 { { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
239 & ifmt_xorw_l, { 0x7300 }
244 { { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
245 & ifmt_xorw_l, { 0x7200 }
250 { { MNEM, ' ', '#', OP (LIT8), 0 } },
251 & ifmt_xorw_l, { 0x7100 }
256 { { MNEM, ' ', '#', OP (LIT8), 0 } },
257 & ifmt_xorw_l, { 0x7000 }
262 { { MNEM, ' ', OP (ADDR16L), 0 } },
263 & ifmt_loadl_a, { 0x7100 }
268 { { MNEM, ' ', OP (ADDR16H), 0 } },
269 & ifmt_loadh_a, { 0x7000 }
274 { { MNEM, ' ', OP (FR), ',', 'W', 0 } },
275 & ifmt_addcfr_w, { 0x5e00 }
280 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
281 & ifmt_addcfr_w, { 0x5c00 }
286 { { MNEM, ' ', OP (FR), 0 } },
287 & ifmt_addcfr_w, { 0x5a00 }
292 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
293 & ifmt_addcfr_w, { 0x5800 }
298 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
299 & ifmt_addcfr_w, { 0x5400 }
304 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
305 & ifmt_addcfr_w, { 0x5000 }
310 { { MNEM, ' ', OP (FR), 0 } },
311 & ifmt_addcfr_w, { 0x4e00 }
316 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
317 & ifmt_addcfr_w, { 0x4c00 }
322 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
323 & ifmt_addcfr_w, { 0x4800 }
328 { { MNEM, ' ', OP (FR), ',', 'W', 0 } },
329 & ifmt_addcfr_w, { 0x4a00 }
334 { { MNEM, ' ', OP (FR), 0 } },
335 & ifmt_addcfr_w, { 0x4600 }
340 { { MNEM, ' ', OP (FR), 0 } },
341 & ifmt_addcfr_w, { 0x4400 }
346 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
347 & ifmt_addcfr_w, { 0x4200 }
352 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
353 & ifmt_addcfr_w, { 0x4000 }
358 { { MNEM, ' ', OP (FR), 0 } },
359 & ifmt_addcfr_w, { 0x3e00 }
364 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
365 & ifmt_addcfr_w, { 0x3c00 }
370 { { MNEM, ' ', OP (FR), 0 } },
371 & ifmt_addcfr_w, { 0x3a00 }
376 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
377 & ifmt_addcfr_w, { 0x3800 }
382 { { MNEM, ' ', OP (FR), 0 } },
383 & ifmt_addcfr_w, { 0x3600 }
388 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
389 & ifmt_addcfr_w, { 0x3400 }
394 { { MNEM, ' ', OP (FR), 0 } },
395 & ifmt_addcfr_w, { 0x3200 }
400 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
401 & ifmt_addcfr_w, { 0x3000 }
406 { { MNEM, ' ', OP (FR), 0 } },
407 & ifmt_addcfr_w, { 0x2e00 }
412 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
413 & ifmt_addcfr_w, { 0x2c00 }
418 { { MNEM, ' ', OP (FR), 0 } },
419 & ifmt_addcfr_w, { 0x2a00 }
424 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
425 & ifmt_addcfr_w, { 0x2800 }
430 { { MNEM, ' ', OP (FR), 0 } },
431 & ifmt_addcfr_w, { 0x2600 }
436 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
437 & ifmt_addcfr_w, { 0x2400 }
442 { { MNEM, ' ', OP (FR), 0 } },
443 & ifmt_addcfr_w, { 0x2200 }
448 { { MNEM, ' ', 'W', ',', '#', OP (LIT8), 0 } },
449 & ifmt_xorw_l, { 0x7c00 }
454 { { MNEM, ' ', OP (FR), ',', 'W', 0 } },
455 & ifmt_addcfr_w, { 0x200 }
460 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
461 & ifmt_addcfr_w, { 0x2000 }
466 { { MNEM, ' ', OP (FR), ',', 'W', 0 } },
467 & ifmt_addcfr_w, { 0x1e00 }
472 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
473 & ifmt_addcfr_w, { 0x1c00 }
478 { { MNEM, ' ', OP (FR), ',', 'W', 0 } },
479 & ifmt_addcfr_w, { 0x1a00 }
484 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
485 & ifmt_addcfr_w, { 0x1800 }
490 { { MNEM, ' ', OP (FR), ',', 'W', 0 } },
491 & ifmt_addcfr_w, { 0x1600 }
496 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
497 & ifmt_addcfr_w, { 0x1400 }
502 { { MNEM, ' ', OP (FR), ',', 'W', 0 } },
503 & ifmt_addcfr_w, { 0x1200 }
508 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
509 & ifmt_addcfr_w, { 0x1000 }
514 { { MNEM, ' ', OP (FR), 0 } },
515 & ifmt_addcfr_w, { 0xe00 }
520 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
521 & ifmt_addcfr_w, { 0xc00 }
526 { { MNEM, ' ', OP (FR), ',', 'W', 0 } },
527 & ifmt_addcfr_w, { 0xa00 }
532 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
533 & ifmt_addcfr_w, { 0x800 }
538 { { MNEM, ' ', OP (FR), 0 } },
539 & ifmt_addcfr_w, { 0x600 }
544 { { MNEM, ' ', 'W', ',', OP (FR), 0 } },
545 & ifmt_addcfr_w, { 0x400 }
550 { { MNEM, ' ', '#', OP (LIT8), 0 } },
551 & ifmt_speed, { 0x100 }
557 & ifmt_ireadi, { 0x1d }
563 & ifmt_ireadi, { 0x1c }
569 & ifmt_ireadi, { 0x1b }
575 & ifmt_ireadi, { 0x1a }
581 & ifmt_ireadi, { 0x19 }
587 & ifmt_ireadi, { 0x18 }
592 { { MNEM, ' ', OP (ADDR16P), 0 } },
593 & ifmt_page, { 0x10 }
599 & ifmt_ireadi, { 0xff }
604 { { MNEM, ' ', '#', OP (RETI3), 0 } },
611 & ifmt_ireadi, { 0x7 }
617 & ifmt_ireadi, { 0x6 }
623 & ifmt_ireadi, { 0x5 }
629 & ifmt_ireadi, { 0x4 }
635 & ifmt_ireadi, { 0x3 }
641 & ifmt_ireadi, { 0x2 }
647 & ifmt_ireadi, { 0x1 }
653 & ifmt_ireadi, { 0x0 }
662 /* Formats for ALIAS macro-insns. */
664 #define F(f) & ip2k_cgen_ifld_table[IP2K_##f]
665 static const CGEN_IFMT ifmt_sc ATTRIBUTE_UNUSED = {
666 16, 16, 0xffff, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
669 static const CGEN_IFMT ifmt_snc ATTRIBUTE_UNUSED = {
670 16, 16, 0xffff, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
673 static const CGEN_IFMT ifmt_sz ATTRIBUTE_UNUSED = {
674 16, 16, 0xffff, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
677 static const CGEN_IFMT ifmt_snz ATTRIBUTE_UNUSED = {
678 16, 16, 0xffff, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
681 static const CGEN_IFMT ifmt_skip ATTRIBUTE_UNUSED = {
682 16, 16, 0xffff, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
685 static const CGEN_IFMT ifmt_skipb ATTRIBUTE_UNUSED = {
686 16, 16, 0xffff, { { F (F_OP4) }, { F (F_BITNO) }, { F (F_REG) }, { 0 } }
691 /* Each non-simple macro entry points to an array of expansion possibilities. */
693 #define A(a) (1 << CGEN_INSN_##a)
694 #define OPERAND(op) IP2K_OPERAND_##op
695 #define MNEM CGEN_SYNTAX_MNEMONIC /* syntax value for mnemonic */
696 #define OP(field) CGEN_SYNTAX_MAKE_FIELD (OPERAND (field))
698 /* The macro instruction table. */
700 static const CGEN_IBASE ip2k_cgen_macro_insn_table[] =
705 { 0|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
709 -1, "snc", "snc", 16,
710 { 0|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
715 { 0|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
719 -1, "snz", "snz", 16,
720 { 0|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
724 -1, "skip", "skip", 16,
725 { 0|A(SKIPA)|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
729 -1, "skipb", "skip", 16,
730 { 0|A(SKIPA)|A(ALIAS), { { { (1<<MACH_BASE), 0 } } } }
734 /* The macro instruction opcode table. */
736 static const CGEN_OPCODE ip2k_cgen_macro_insn_opcode_table[] =
742 & ifmt_sc, { 0xb00b }
748 & ifmt_snc, { 0xa00b }
754 & ifmt_sz, { 0xb40b }
760 & ifmt_snz, { 0xa40b }
766 & ifmt_skip, { 0xa009 }
772 & ifmt_skipb, { 0xb009 }
781 #ifndef CGEN_ASM_HASH_P
782 #define CGEN_ASM_HASH_P(insn) 1
785 #ifndef CGEN_DIS_HASH_P
786 #define CGEN_DIS_HASH_P(insn) 1
789 /* Return non-zero if INSN is to be added to the hash table.
790 Targets are free to override CGEN_{ASM,DIS}_HASH_P in the .opc file. */
793 asm_hash_insn_p (insn)
794 const CGEN_INSN *insn ATTRIBUTE_UNUSED;
796 return CGEN_ASM_HASH_P (insn);
800 dis_hash_insn_p (insn)
801 const CGEN_INSN *insn;
803 /* If building the hash table and the NO-DIS attribute is present,
805 if (CGEN_INSN_ATTR_VALUE (insn, CGEN_INSN_NO_DIS))
807 return CGEN_DIS_HASH_P (insn);
810 #ifndef CGEN_ASM_HASH
811 #define CGEN_ASM_HASH_SIZE 127
812 #ifdef CGEN_MNEMONIC_OPERANDS
813 #define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE)
815 #define CGEN_ASM_HASH(mnem) (*(unsigned char *) (mnem) % CGEN_ASM_HASH_SIZE) /*FIXME*/
819 /* It doesn't make much sense to provide a default here,
820 but while this is under development we do.
821 BUFFER is a pointer to the bytes of the insn, target order.
822 VALUE is the first base_insn_bitsize bits as an int in host order. */
824 #ifndef CGEN_DIS_HASH
825 #define CGEN_DIS_HASH_SIZE 256
826 #define CGEN_DIS_HASH(buf, value) (*(unsigned char *) (buf))
829 /* The result is the hash value of the insn.
830 Targets are free to override CGEN_{ASM,DIS}_HASH in the .opc file. */
836 return CGEN_ASM_HASH (mnem);
839 /* BUF is a pointer to the bytes of the insn, target order.
840 VALUE is the first base_insn_bitsize bits as an int in host order. */
843 dis_hash_insn (buf, value)
844 const char * buf ATTRIBUTE_UNUSED;
845 CGEN_INSN_INT value ATTRIBUTE_UNUSED;
847 return CGEN_DIS_HASH (buf, value);
850 /* Set the recorded length of the insn in the CGEN_FIELDS struct. */
853 set_fields_bitsize (CGEN_FIELDS *fields, int size)
855 CGEN_FIELDS_BITSIZE (fields) = size;
858 /* Function to call before using the operand instance table.
859 This plugs the opcode entries and macro instructions into the cpu table. */
862 ip2k_cgen_init_opcode_table (CGEN_CPU_DESC cd)
865 int num_macros = (sizeof (ip2k_cgen_macro_insn_table) /
866 sizeof (ip2k_cgen_macro_insn_table[0]));
867 const CGEN_IBASE *ib = & ip2k_cgen_macro_insn_table[0];
868 const CGEN_OPCODE *oc = & ip2k_cgen_macro_insn_opcode_table[0];
869 CGEN_INSN *insns = xmalloc (num_macros * sizeof (CGEN_INSN));
871 /* This test has been added to avoid a warning generated
872 if memset is called with a third argument of value zero. */
874 memset (insns, 0, num_macros * sizeof (CGEN_INSN));
875 for (i = 0; i < num_macros; ++i)
877 insns[i].base = &ib[i];
878 insns[i].opcode = &oc[i];
879 ip2k_cgen_build_insn_regex (& insns[i]);
881 cd->macro_insn_table.init_entries = insns;
882 cd->macro_insn_table.entry_size = sizeof (CGEN_IBASE);
883 cd->macro_insn_table.num_init_entries = num_macros;
885 oc = & ip2k_cgen_insn_opcode_table[0];
886 insns = (CGEN_INSN *) cd->insn_table.init_entries;
887 for (i = 0; i < MAX_INSNS; ++i)
889 insns[i].opcode = &oc[i];
890 ip2k_cgen_build_insn_regex (& insns[i]);
893 cd->sizeof_fields = sizeof (CGEN_FIELDS);
894 cd->set_fields_bitsize = set_fields_bitsize;
896 cd->asm_hash_p = asm_hash_insn_p;
897 cd->asm_hash = asm_hash_insn;
898 cd->asm_hash_size = CGEN_ASM_HASH_SIZE;
900 cd->dis_hash_p = dis_hash_insn_p;
901 cd->dis_hash = dis_hash_insn;
902 cd->dis_hash_size = CGEN_DIS_HASH_SIZE;