1 /* Instruction building/extraction support for xstormy16. -*- C -*-
3 THIS FILE IS MACHINE GENERATED WITH CGEN: Cpu tools GENerator.
4 - the resultant file is machine generated, cgen-ibld.in isn't
6 Copyright 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
8 This file is part of the GNU Binutils and GDB, the GNU debugger.
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2, or (at your option)
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software Foundation, Inc.,
22 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
24 /* ??? Eventually more and more of this stuff can go to cpu-independent files.
33 #include "xstormy16-desc.h"
34 #include "xstormy16-opc.h"
36 #include "safe-ctype.h"
39 #define min(a,b) ((a) < (b) ? (a) : (b))
41 #define max(a,b) ((a) > (b) ? (a) : (b))
43 /* Used by the ifield rtx function. */
44 #define FLD(f) (fields->f)
46 static const char * insert_normal
47 (CGEN_CPU_DESC, long, unsigned int, unsigned int, unsigned int,
48 unsigned int, unsigned int, unsigned int, CGEN_INSN_BYTES_PTR);
49 static const char * insert_insn_normal
50 (CGEN_CPU_DESC, const CGEN_INSN *,
51 CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma);
52 static int extract_normal
53 (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, CGEN_INSN_INT,
54 unsigned int, unsigned int, unsigned int, unsigned int,
55 unsigned int, unsigned int, bfd_vma, long *);
56 static int extract_insn_normal
57 (CGEN_CPU_DESC, const CGEN_INSN *, CGEN_EXTRACT_INFO *,
58 CGEN_INSN_INT, CGEN_FIELDS *, bfd_vma);
60 static void put_insn_int_value
61 (CGEN_CPU_DESC, CGEN_INSN_BYTES_PTR, int, int, CGEN_INSN_INT);
64 static CGEN_INLINE void insert_1
65 (CGEN_CPU_DESC, unsigned long, int, int, int, unsigned char *);
66 static CGEN_INLINE int fill_cache
67 (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, int, int, bfd_vma);
68 static CGEN_INLINE long extract_1
69 (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, int, int, int, unsigned char *, bfd_vma);
72 /* Operand insertion. */
76 /* Subroutine of insert_normal. */
78 static CGEN_INLINE void
79 insert_1 (CGEN_CPU_DESC cd,
89 x = cgen_get_insn_value (cd, bufp, word_length);
91 /* Written this way to avoid undefined behaviour. */
92 mask = (((1L << (length - 1)) - 1) << 1) | 1;
94 shift = (start + 1) - length;
96 shift = (word_length - (start + length));
97 x = (x & ~(mask << shift)) | ((value & mask) << shift);
99 cgen_put_insn_value (cd, bufp, word_length, (bfd_vma) x);
102 #endif /* ! CGEN_INT_INSN_P */
104 /* Default insertion routine.
106 ATTRS is a mask of the boolean attributes.
107 WORD_OFFSET is the offset in bits from the start of the insn of the value.
108 WORD_LENGTH is the length of the word in bits in which the value resides.
109 START is the starting bit number in the word, architecture origin.
110 LENGTH is the length of VALUE in bits.
111 TOTAL_LENGTH is the total length of the insn in bits.
113 The result is an error message or NULL if success. */
115 /* ??? This duplicates functionality with bfd's howto table and
116 bfd_install_relocation. */
117 /* ??? This doesn't handle bfd_vma's. Create another function when
121 insert_normal (CGEN_CPU_DESC cd,
124 unsigned int word_offset,
127 unsigned int word_length,
128 unsigned int total_length,
129 CGEN_INSN_BYTES_PTR buffer)
131 static char errbuf[100];
132 /* Written this way to avoid undefined behaviour. */
133 unsigned long mask = (((1L << (length - 1)) - 1) << 1) | 1;
135 /* If LENGTH is zero, this operand doesn't contribute to the value. */
145 if (word_length > 32)
148 /* For architectures with insns smaller than the base-insn-bitsize,
149 word_length may be too big. */
150 if (cd->min_insn_bitsize < cd->base_insn_bitsize)
153 && word_length > total_length)
154 word_length = total_length;
157 /* Ensure VALUE will fit. */
158 if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGN_OPT))
160 long minval = - (1L << (length - 1));
161 unsigned long maxval = mask;
163 if ((value > 0 && (unsigned long) value > maxval)
166 /* xgettext:c-format */
168 _("operand out of range (%ld not between %ld and %lu)"),
169 value, minval, maxval);
173 else if (! CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED))
175 unsigned long maxval = mask;
177 if ((unsigned long) value > maxval)
179 /* xgettext:c-format */
181 _("operand out of range (%lu not between 0 and %lu)"),
188 if (! cgen_signed_overflow_ok_p (cd))
190 long minval = - (1L << (length - 1));
191 long maxval = (1L << (length - 1)) - 1;
193 if (value < minval || value > maxval)
196 /* xgettext:c-format */
197 (errbuf, _("operand out of range (%ld not between %ld and %ld)"),
198 value, minval, maxval);
209 if (CGEN_INSN_LSB0_P)
210 shift = (word_offset + start + 1) - length;
212 shift = total_length - (word_offset + start + length);
213 *buffer = (*buffer & ~(mask << shift)) | ((value & mask) << shift);
216 #else /* ! CGEN_INT_INSN_P */
219 unsigned char *bufp = (unsigned char *) buffer + word_offset / 8;
221 insert_1 (cd, value, start, length, word_length, bufp);
224 #endif /* ! CGEN_INT_INSN_P */
229 /* Default insn builder (insert handler).
230 The instruction is recorded in CGEN_INT_INSN_P byte order (meaning
231 that if CGEN_INSN_BYTES_PTR is an int * and thus, the value is
232 recorded in host byte order, otherwise BUFFER is an array of bytes
233 and the value is recorded in target byte order).
234 The result is an error message or NULL if success. */
237 insert_insn_normal (CGEN_CPU_DESC cd,
238 const CGEN_INSN * insn,
239 CGEN_FIELDS * fields,
240 CGEN_INSN_BYTES_PTR buffer,
243 const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
245 const CGEN_SYNTAX_CHAR_TYPE * syn;
247 CGEN_INIT_INSERT (cd);
248 value = CGEN_INSN_BASE_VALUE (insn);
250 /* If we're recording insns as numbers (rather than a string of bytes),
251 target byte order handling is deferred until later. */
255 put_insn_int_value (cd, buffer, cd->base_insn_bitsize,
256 CGEN_FIELDS_BITSIZE (fields), value);
260 cgen_put_insn_value (cd, buffer, min ((unsigned) cd->base_insn_bitsize,
261 (unsigned) CGEN_FIELDS_BITSIZE (fields)),
264 #endif /* ! CGEN_INT_INSN_P */
266 /* ??? It would be better to scan the format's fields.
267 Still need to be able to insert a value based on the operand though;
268 e.g. storing a branch displacement that got resolved later.
269 Needs more thought first. */
271 for (syn = CGEN_SYNTAX_STRING (syntax); * syn; ++ syn)
275 if (CGEN_SYNTAX_CHAR_P (* syn))
278 errmsg = (* cd->insert_operand) (cd, CGEN_SYNTAX_FIELD (*syn),
288 /* Cover function to store an insn value into an integral insn. Must go here
289 because it needs <prefix>-desc.h for CGEN_INT_INSN_P. */
292 put_insn_int_value (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
293 CGEN_INSN_BYTES_PTR buf,
298 /* For architectures with insns smaller than the base-insn-bitsize,
299 length may be too big. */
300 if (length > insn_length)
304 int shift = insn_length - length;
305 /* Written this way to avoid undefined behaviour. */
306 CGEN_INSN_INT mask = (((1L << (length - 1)) - 1) << 1) | 1;
307 *buf = (*buf & ~(mask << shift)) | ((value & mask) << shift);
312 /* Operand extraction. */
314 #if ! CGEN_INT_INSN_P
316 /* Subroutine of extract_normal.
317 Ensure sufficient bytes are cached in EX_INFO.
318 OFFSET is the offset in bytes from the start of the insn of the value.
319 BYTES is the length of the needed value.
320 Returns 1 for success, 0 for failure. */
322 static CGEN_INLINE int
323 fill_cache (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
324 CGEN_EXTRACT_INFO *ex_info,
329 /* It's doubtful that the middle part has already been fetched so
330 we don't optimize that case. kiss. */
332 disassemble_info *info = (disassemble_info *) ex_info->dis_info;
334 /* First do a quick check. */
335 mask = (1 << bytes) - 1;
336 if (((ex_info->valid >> offset) & mask) == mask)
339 /* Search for the first byte we need to read. */
340 for (mask = 1 << offset; bytes > 0; --bytes, ++offset, mask <<= 1)
341 if (! (mask & ex_info->valid))
349 status = (*info->read_memory_func)
350 (pc, ex_info->insn_bytes + offset, bytes, info);
354 (*info->memory_error_func) (status, pc, info);
358 ex_info->valid |= ((1 << bytes) - 1) << offset;
364 /* Subroutine of extract_normal. */
366 static CGEN_INLINE long
367 extract_1 (CGEN_CPU_DESC cd,
368 CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED,
373 bfd_vma pc ATTRIBUTE_UNUSED)
378 int big_p = CGEN_CPU_INSN_ENDIAN (cd) == CGEN_ENDIAN_BIG;
380 x = cgen_get_insn_value (cd, bufp, word_length);
382 if (CGEN_INSN_LSB0_P)
383 shift = (start + 1) - length;
385 shift = (word_length - (start + length));
389 #endif /* ! CGEN_INT_INSN_P */
391 /* Default extraction routine.
393 INSN_VALUE is the first base_insn_bitsize bits of the insn in host order,
394 or sometimes less for cases like the m32r where the base insn size is 32
395 but some insns are 16 bits.
396 ATTRS is a mask of the boolean attributes. We only need `SIGNED',
397 but for generality we take a bitmask of all of them.
398 WORD_OFFSET is the offset in bits from the start of the insn of the value.
399 WORD_LENGTH is the length of the word in bits in which the value resides.
400 START is the starting bit number in the word, architecture origin.
401 LENGTH is the length of VALUE in bits.
402 TOTAL_LENGTH is the total length of the insn in bits.
404 Returns 1 for success, 0 for failure. */
406 /* ??? The return code isn't properly used. wip. */
408 /* ??? This doesn't handle bfd_vma's. Create another function when
412 extract_normal (CGEN_CPU_DESC cd,
413 #if ! CGEN_INT_INSN_P
414 CGEN_EXTRACT_INFO *ex_info,
416 CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED,
418 CGEN_INSN_INT insn_value,
420 unsigned int word_offset,
423 unsigned int word_length,
424 unsigned int total_length,
425 #if ! CGEN_INT_INSN_P
428 bfd_vma pc ATTRIBUTE_UNUSED,
434 /* If LENGTH is zero, this operand doesn't contribute to the value
435 so give it a standard value of zero. */
448 if (word_length > 32)
451 /* For architectures with insns smaller than the insn-base-bitsize,
452 word_length may be too big. */
453 if (cd->min_insn_bitsize < cd->base_insn_bitsize)
456 && word_length > total_length)
457 word_length = total_length;
460 /* Does the value reside in INSN_VALUE, and at the right alignment? */
462 if (CGEN_INT_INSN_P || (word_offset == 0 && word_length == total_length))
464 if (CGEN_INSN_LSB0_P)
465 value = insn_value >> ((word_offset + start + 1) - length);
467 value = insn_value >> (total_length - ( word_offset + start + length));
470 #if ! CGEN_INT_INSN_P
474 unsigned char *bufp = ex_info->insn_bytes + word_offset / 8;
476 if (word_length > 32)
479 if (fill_cache (cd, ex_info, word_offset / 8, word_length / 8, pc) == 0)
482 value = extract_1 (cd, ex_info, start, length, word_length, bufp, pc);
485 #endif /* ! CGEN_INT_INSN_P */
487 /* Written this way to avoid undefined behaviour. */
488 mask = (((1L << (length - 1)) - 1) << 1) | 1;
492 if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED)
493 && (value & (1L << (length - 1))))
501 /* Default insn extractor.
503 INSN_VALUE is the first base_insn_bitsize bits, translated to host order.
504 The extracted fields are stored in FIELDS.
505 EX_INFO is used to handle reading variable length insns.
506 Return the length of the insn in bits, or 0 if no match,
507 or -1 if an error occurs fetching data (memory_error_func will have
511 extract_insn_normal (CGEN_CPU_DESC cd,
512 const CGEN_INSN *insn,
513 CGEN_EXTRACT_INFO *ex_info,
514 CGEN_INSN_INT insn_value,
518 const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
519 const CGEN_SYNTAX_CHAR_TYPE *syn;
521 CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn);
523 CGEN_INIT_EXTRACT (cd);
525 for (syn = CGEN_SYNTAX_STRING (syntax); *syn; ++syn)
529 if (CGEN_SYNTAX_CHAR_P (*syn))
532 length = (* cd->extract_operand) (cd, CGEN_SYNTAX_FIELD (*syn),
533 ex_info, insn_value, fields, pc);
538 /* We recognized and successfully extracted this insn. */
539 return CGEN_INSN_BITSIZE (insn);
542 /* machine generated code added here */
544 const char * xstormy16_cgen_insert_operand
545 PARAMS ((CGEN_CPU_DESC, int, CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma));
547 /* Main entry point for operand insertion.
549 This function is basically just a big switch statement. Earlier versions
550 used tables to look up the function to use, but
551 - if the table contains both assembler and disassembler functions then
552 the disassembler contains much of the assembler and vice-versa,
553 - there's a lot of inlining possibilities as things grow,
554 - using a switch statement avoids the function call overhead.
556 This function could be moved into `parse_insn_normal', but keeping it
557 separate makes clear the interface between `parse_insn_normal' and each of
558 the handlers. It's also needed by GAS to insert operands that couldn't be
559 resolved during parsing. */
562 xstormy16_cgen_insert_operand (cd, opindex, fields, buffer, pc)
565 CGEN_FIELDS * fields;
566 CGEN_INSN_BYTES_PTR buffer;
567 bfd_vma pc ATTRIBUTE_UNUSED;
569 const char * errmsg = NULL;
570 unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
574 case XSTORMY16_OPERAND_RB :
575 errmsg = insert_normal (cd, fields->f_Rb, 0, 0, 17, 3, 32, total_length, buffer);
577 case XSTORMY16_OPERAND_RBJ :
578 errmsg = insert_normal (cd, fields->f_Rbj, 0, 0, 11, 1, 32, total_length, buffer);
580 case XSTORMY16_OPERAND_RD :
581 errmsg = insert_normal (cd, fields->f_Rd, 0, 0, 12, 4, 32, total_length, buffer);
583 case XSTORMY16_OPERAND_RDM :
584 errmsg = insert_normal (cd, fields->f_Rdm, 0, 0, 13, 3, 32, total_length, buffer);
586 case XSTORMY16_OPERAND_RM :
587 errmsg = insert_normal (cd, fields->f_Rm, 0, 0, 4, 3, 32, total_length, buffer);
589 case XSTORMY16_OPERAND_RS :
590 errmsg = insert_normal (cd, fields->f_Rs, 0, 0, 8, 4, 32, total_length, buffer);
592 case XSTORMY16_OPERAND_ABS24 :
595 FLD (f_abs24_1) = ((FLD (f_abs24)) & (255));
596 FLD (f_abs24_2) = ((unsigned int) (FLD (f_abs24)) >> (8));
598 errmsg = insert_normal (cd, fields->f_abs24_1, 0, 0, 8, 8, 32, total_length, buffer);
601 errmsg = insert_normal (cd, fields->f_abs24_2, 0, 0, 16, 16, 32, total_length, buffer);
606 case XSTORMY16_OPERAND_BCOND2 :
607 errmsg = insert_normal (cd, fields->f_op2, 0, 0, 4, 4, 32, total_length, buffer);
609 case XSTORMY16_OPERAND_BCOND5 :
610 errmsg = insert_normal (cd, fields->f_op5, 0, 0, 16, 4, 32, total_length, buffer);
612 case XSTORMY16_OPERAND_HMEM8 :
614 long value = fields->f_hmem8;
615 value = ((value) - (32512));
616 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 8, 8, 32, total_length, buffer);
619 case XSTORMY16_OPERAND_IMM12 :
620 errmsg = insert_normal (cd, fields->f_imm12, 0|(1<<CGEN_IFLD_SIGNED), 0, 20, 12, 32, total_length, buffer);
622 case XSTORMY16_OPERAND_IMM16 :
623 errmsg = insert_normal (cd, fields->f_imm16, 0|(1<<CGEN_IFLD_SIGN_OPT), 0, 16, 16, 32, total_length, buffer);
625 case XSTORMY16_OPERAND_IMM2 :
626 errmsg = insert_normal (cd, fields->f_imm2, 0, 0, 10, 2, 32, total_length, buffer);
628 case XSTORMY16_OPERAND_IMM3 :
629 errmsg = insert_normal (cd, fields->f_imm3, 0, 0, 4, 3, 32, total_length, buffer);
631 case XSTORMY16_OPERAND_IMM3B :
632 errmsg = insert_normal (cd, fields->f_imm3b, 0, 0, 17, 3, 32, total_length, buffer);
634 case XSTORMY16_OPERAND_IMM4 :
635 errmsg = insert_normal (cd, fields->f_imm4, 0, 0, 8, 4, 32, total_length, buffer);
637 case XSTORMY16_OPERAND_IMM8 :
638 errmsg = insert_normal (cd, fields->f_imm8, 0, 0, 8, 8, 32, total_length, buffer);
640 case XSTORMY16_OPERAND_IMM8SMALL :
641 errmsg = insert_normal (cd, fields->f_imm8, 0, 0, 8, 8, 32, total_length, buffer);
643 case XSTORMY16_OPERAND_LMEM8 :
644 errmsg = insert_normal (cd, fields->f_lmem8, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 8, 8, 32, total_length, buffer);
646 case XSTORMY16_OPERAND_REL12 :
648 long value = fields->f_rel12;
649 value = ((value) - (((pc) + (4))));
650 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 20, 12, 32, total_length, buffer);
653 case XSTORMY16_OPERAND_REL12A :
655 long value = fields->f_rel12a;
656 value = ((int) (((value) - (((pc) + (2))))) >> (1));
657 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 4, 11, 32, total_length, buffer);
660 case XSTORMY16_OPERAND_REL8_2 :
662 long value = fields->f_rel8_2;
663 value = ((value) - (((pc) + (2))));
664 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 32, total_length, buffer);
667 case XSTORMY16_OPERAND_REL8_4 :
669 long value = fields->f_rel8_4;
670 value = ((value) - (((pc) + (4))));
671 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 32, total_length, buffer);
674 case XSTORMY16_OPERAND_WS2 :
675 errmsg = insert_normal (cd, fields->f_op2m, 0, 0, 7, 1, 32, total_length, buffer);
679 /* xgettext:c-format */
680 fprintf (stderr, _("Unrecognized field %d while building insn.\n"),
688 int xstormy16_cgen_extract_operand
689 PARAMS ((CGEN_CPU_DESC, int, CGEN_EXTRACT_INFO *, CGEN_INSN_INT,
690 CGEN_FIELDS *, bfd_vma));
692 /* Main entry point for operand extraction.
693 The result is <= 0 for error, >0 for success.
694 ??? Actual values aren't well defined right now.
696 This function is basically just a big switch statement. Earlier versions
697 used tables to look up the function to use, but
698 - if the table contains both assembler and disassembler functions then
699 the disassembler contains much of the assembler and vice-versa,
700 - there's a lot of inlining possibilities as things grow,
701 - using a switch statement avoids the function call overhead.
703 This function could be moved into `print_insn_normal', but keeping it
704 separate makes clear the interface between `print_insn_normal' and each of
708 xstormy16_cgen_extract_operand (cd, opindex, ex_info, insn_value, fields, pc)
711 CGEN_EXTRACT_INFO *ex_info;
712 CGEN_INSN_INT insn_value;
713 CGEN_FIELDS * fields;
716 /* Assume success (for those operands that are nops). */
718 unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
722 case XSTORMY16_OPERAND_RB :
723 length = extract_normal (cd, ex_info, insn_value, 0, 0, 17, 3, 32, total_length, pc, & fields->f_Rb);
725 case XSTORMY16_OPERAND_RBJ :
726 length = extract_normal (cd, ex_info, insn_value, 0, 0, 11, 1, 32, total_length, pc, & fields->f_Rbj);
728 case XSTORMY16_OPERAND_RD :
729 length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 4, 32, total_length, pc, & fields->f_Rd);
731 case XSTORMY16_OPERAND_RDM :
732 length = extract_normal (cd, ex_info, insn_value, 0, 0, 13, 3, 32, total_length, pc, & fields->f_Rdm);
734 case XSTORMY16_OPERAND_RM :
735 length = extract_normal (cd, ex_info, insn_value, 0, 0, 4, 3, 32, total_length, pc, & fields->f_Rm);
737 case XSTORMY16_OPERAND_RS :
738 length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 4, 32, total_length, pc, & fields->f_Rs);
740 case XSTORMY16_OPERAND_ABS24 :
742 length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 32, total_length, pc, & fields->f_abs24_1);
743 if (length <= 0) break;
744 length = extract_normal (cd, ex_info, insn_value, 0, 0, 16, 16, 32, total_length, pc, & fields->f_abs24_2);
745 if (length <= 0) break;
746 FLD (f_abs24) = ((((FLD (f_abs24_2)) << (8))) | (FLD (f_abs24_1)));
749 case XSTORMY16_OPERAND_BCOND2 :
750 length = extract_normal (cd, ex_info, insn_value, 0, 0, 4, 4, 32, total_length, pc, & fields->f_op2);
752 case XSTORMY16_OPERAND_BCOND5 :
753 length = extract_normal (cd, ex_info, insn_value, 0, 0, 16, 4, 32, total_length, pc, & fields->f_op5);
755 case XSTORMY16_OPERAND_HMEM8 :
758 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 8, 8, 32, total_length, pc, & value);
759 value = ((value) + (32512));
760 fields->f_hmem8 = value;
763 case XSTORMY16_OPERAND_IMM12 :
764 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED), 0, 20, 12, 32, total_length, pc, & fields->f_imm12);
766 case XSTORMY16_OPERAND_IMM16 :
767 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGN_OPT), 0, 16, 16, 32, total_length, pc, & fields->f_imm16);
769 case XSTORMY16_OPERAND_IMM2 :
770 length = extract_normal (cd, ex_info, insn_value, 0, 0, 10, 2, 32, total_length, pc, & fields->f_imm2);
772 case XSTORMY16_OPERAND_IMM3 :
773 length = extract_normal (cd, ex_info, insn_value, 0, 0, 4, 3, 32, total_length, pc, & fields->f_imm3);
775 case XSTORMY16_OPERAND_IMM3B :
776 length = extract_normal (cd, ex_info, insn_value, 0, 0, 17, 3, 32, total_length, pc, & fields->f_imm3b);
778 case XSTORMY16_OPERAND_IMM4 :
779 length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 4, 32, total_length, pc, & fields->f_imm4);
781 case XSTORMY16_OPERAND_IMM8 :
782 length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 32, total_length, pc, & fields->f_imm8);
784 case XSTORMY16_OPERAND_IMM8SMALL :
785 length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 32, total_length, pc, & fields->f_imm8);
787 case XSTORMY16_OPERAND_LMEM8 :
788 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 8, 8, 32, total_length, pc, & fields->f_lmem8);
790 case XSTORMY16_OPERAND_REL12 :
793 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 20, 12, 32, total_length, pc, & value);
794 value = ((value) + (((pc) + (4))));
795 fields->f_rel12 = value;
798 case XSTORMY16_OPERAND_REL12A :
801 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 4, 11, 32, total_length, pc, & value);
802 value = ((((value) << (1))) + (((pc) + (2))));
803 fields->f_rel12a = value;
806 case XSTORMY16_OPERAND_REL8_2 :
809 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 32, total_length, pc, & value);
810 value = ((value) + (((pc) + (2))));
811 fields->f_rel8_2 = value;
814 case XSTORMY16_OPERAND_REL8_4 :
817 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 32, total_length, pc, & value);
818 value = ((value) + (((pc) + (4))));
819 fields->f_rel8_4 = value;
822 case XSTORMY16_OPERAND_WS2 :
823 length = extract_normal (cd, ex_info, insn_value, 0, 0, 7, 1, 32, total_length, pc, & fields->f_op2m);
827 /* xgettext:c-format */
828 fprintf (stderr, _("Unrecognized field %d while decoding insn.\n"),
836 cgen_insert_fn * const xstormy16_cgen_insert_handlers[] =
841 cgen_extract_fn * const xstormy16_cgen_extract_handlers[] =
846 int xstormy16_cgen_get_int_operand
847 PARAMS ((CGEN_CPU_DESC, int, const CGEN_FIELDS *));
848 bfd_vma xstormy16_cgen_get_vma_operand
849 PARAMS ((CGEN_CPU_DESC, int, const CGEN_FIELDS *));
851 /* Getting values from cgen_fields is handled by a collection of functions.
852 They are distinguished by the type of the VALUE argument they return.
853 TODO: floating point, inlining support, remove cases where result type
857 xstormy16_cgen_get_int_operand (cd, opindex, fields)
858 CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
860 const CGEN_FIELDS * fields;
866 case XSTORMY16_OPERAND_RB :
867 value = fields->f_Rb;
869 case XSTORMY16_OPERAND_RBJ :
870 value = fields->f_Rbj;
872 case XSTORMY16_OPERAND_RD :
873 value = fields->f_Rd;
875 case XSTORMY16_OPERAND_RDM :
876 value = fields->f_Rdm;
878 case XSTORMY16_OPERAND_RM :
879 value = fields->f_Rm;
881 case XSTORMY16_OPERAND_RS :
882 value = fields->f_Rs;
884 case XSTORMY16_OPERAND_ABS24 :
885 value = fields->f_abs24;
887 case XSTORMY16_OPERAND_BCOND2 :
888 value = fields->f_op2;
890 case XSTORMY16_OPERAND_BCOND5 :
891 value = fields->f_op5;
893 case XSTORMY16_OPERAND_HMEM8 :
894 value = fields->f_hmem8;
896 case XSTORMY16_OPERAND_IMM12 :
897 value = fields->f_imm12;
899 case XSTORMY16_OPERAND_IMM16 :
900 value = fields->f_imm16;
902 case XSTORMY16_OPERAND_IMM2 :
903 value = fields->f_imm2;
905 case XSTORMY16_OPERAND_IMM3 :
906 value = fields->f_imm3;
908 case XSTORMY16_OPERAND_IMM3B :
909 value = fields->f_imm3b;
911 case XSTORMY16_OPERAND_IMM4 :
912 value = fields->f_imm4;
914 case XSTORMY16_OPERAND_IMM8 :
915 value = fields->f_imm8;
917 case XSTORMY16_OPERAND_IMM8SMALL :
918 value = fields->f_imm8;
920 case XSTORMY16_OPERAND_LMEM8 :
921 value = fields->f_lmem8;
923 case XSTORMY16_OPERAND_REL12 :
924 value = fields->f_rel12;
926 case XSTORMY16_OPERAND_REL12A :
927 value = fields->f_rel12a;
929 case XSTORMY16_OPERAND_REL8_2 :
930 value = fields->f_rel8_2;
932 case XSTORMY16_OPERAND_REL8_4 :
933 value = fields->f_rel8_4;
935 case XSTORMY16_OPERAND_WS2 :
936 value = fields->f_op2m;
940 /* xgettext:c-format */
941 fprintf (stderr, _("Unrecognized field %d while getting int operand.\n"),
950 xstormy16_cgen_get_vma_operand (cd, opindex, fields)
951 CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
953 const CGEN_FIELDS * fields;
959 case XSTORMY16_OPERAND_RB :
960 value = fields->f_Rb;
962 case XSTORMY16_OPERAND_RBJ :
963 value = fields->f_Rbj;
965 case XSTORMY16_OPERAND_RD :
966 value = fields->f_Rd;
968 case XSTORMY16_OPERAND_RDM :
969 value = fields->f_Rdm;
971 case XSTORMY16_OPERAND_RM :
972 value = fields->f_Rm;
974 case XSTORMY16_OPERAND_RS :
975 value = fields->f_Rs;
977 case XSTORMY16_OPERAND_ABS24 :
978 value = fields->f_abs24;
980 case XSTORMY16_OPERAND_BCOND2 :
981 value = fields->f_op2;
983 case XSTORMY16_OPERAND_BCOND5 :
984 value = fields->f_op5;
986 case XSTORMY16_OPERAND_HMEM8 :
987 value = fields->f_hmem8;
989 case XSTORMY16_OPERAND_IMM12 :
990 value = fields->f_imm12;
992 case XSTORMY16_OPERAND_IMM16 :
993 value = fields->f_imm16;
995 case XSTORMY16_OPERAND_IMM2 :
996 value = fields->f_imm2;
998 case XSTORMY16_OPERAND_IMM3 :
999 value = fields->f_imm3;
1001 case XSTORMY16_OPERAND_IMM3B :
1002 value = fields->f_imm3b;
1004 case XSTORMY16_OPERAND_IMM4 :
1005 value = fields->f_imm4;
1007 case XSTORMY16_OPERAND_IMM8 :
1008 value = fields->f_imm8;
1010 case XSTORMY16_OPERAND_IMM8SMALL :
1011 value = fields->f_imm8;
1013 case XSTORMY16_OPERAND_LMEM8 :
1014 value = fields->f_lmem8;
1016 case XSTORMY16_OPERAND_REL12 :
1017 value = fields->f_rel12;
1019 case XSTORMY16_OPERAND_REL12A :
1020 value = fields->f_rel12a;
1022 case XSTORMY16_OPERAND_REL8_2 :
1023 value = fields->f_rel8_2;
1025 case XSTORMY16_OPERAND_REL8_4 :
1026 value = fields->f_rel8_4;
1028 case XSTORMY16_OPERAND_WS2 :
1029 value = fields->f_op2m;
1033 /* xgettext:c-format */
1034 fprintf (stderr, _("Unrecognized field %d while getting vma operand.\n"),
1042 void xstormy16_cgen_set_int_operand
1043 PARAMS ((CGEN_CPU_DESC, int, CGEN_FIELDS *, int));
1044 void xstormy16_cgen_set_vma_operand
1045 PARAMS ((CGEN_CPU_DESC, int, CGEN_FIELDS *, bfd_vma));
1047 /* Stuffing values in cgen_fields is handled by a collection of functions.
1048 They are distinguished by the type of the VALUE argument they accept.
1049 TODO: floating point, inlining support, remove cases where argument type
1053 xstormy16_cgen_set_int_operand (cd, opindex, fields, value)
1054 CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
1056 CGEN_FIELDS * fields;
1061 case XSTORMY16_OPERAND_RB :
1062 fields->f_Rb = value;
1064 case XSTORMY16_OPERAND_RBJ :
1065 fields->f_Rbj = value;
1067 case XSTORMY16_OPERAND_RD :
1068 fields->f_Rd = value;
1070 case XSTORMY16_OPERAND_RDM :
1071 fields->f_Rdm = value;
1073 case XSTORMY16_OPERAND_RM :
1074 fields->f_Rm = value;
1076 case XSTORMY16_OPERAND_RS :
1077 fields->f_Rs = value;
1079 case XSTORMY16_OPERAND_ABS24 :
1080 fields->f_abs24 = value;
1082 case XSTORMY16_OPERAND_BCOND2 :
1083 fields->f_op2 = value;
1085 case XSTORMY16_OPERAND_BCOND5 :
1086 fields->f_op5 = value;
1088 case XSTORMY16_OPERAND_HMEM8 :
1089 fields->f_hmem8 = value;
1091 case XSTORMY16_OPERAND_IMM12 :
1092 fields->f_imm12 = value;
1094 case XSTORMY16_OPERAND_IMM16 :
1095 fields->f_imm16 = value;
1097 case XSTORMY16_OPERAND_IMM2 :
1098 fields->f_imm2 = value;
1100 case XSTORMY16_OPERAND_IMM3 :
1101 fields->f_imm3 = value;
1103 case XSTORMY16_OPERAND_IMM3B :
1104 fields->f_imm3b = value;
1106 case XSTORMY16_OPERAND_IMM4 :
1107 fields->f_imm4 = value;
1109 case XSTORMY16_OPERAND_IMM8 :
1110 fields->f_imm8 = value;
1112 case XSTORMY16_OPERAND_IMM8SMALL :
1113 fields->f_imm8 = value;
1115 case XSTORMY16_OPERAND_LMEM8 :
1116 fields->f_lmem8 = value;
1118 case XSTORMY16_OPERAND_REL12 :
1119 fields->f_rel12 = value;
1121 case XSTORMY16_OPERAND_REL12A :
1122 fields->f_rel12a = value;
1124 case XSTORMY16_OPERAND_REL8_2 :
1125 fields->f_rel8_2 = value;
1127 case XSTORMY16_OPERAND_REL8_4 :
1128 fields->f_rel8_4 = value;
1130 case XSTORMY16_OPERAND_WS2 :
1131 fields->f_op2m = value;
1135 /* xgettext:c-format */
1136 fprintf (stderr, _("Unrecognized field %d while setting int operand.\n"),
1143 xstormy16_cgen_set_vma_operand (cd, opindex, fields, value)
1144 CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
1146 CGEN_FIELDS * fields;
1151 case XSTORMY16_OPERAND_RB :
1152 fields->f_Rb = value;
1154 case XSTORMY16_OPERAND_RBJ :
1155 fields->f_Rbj = value;
1157 case XSTORMY16_OPERAND_RD :
1158 fields->f_Rd = value;
1160 case XSTORMY16_OPERAND_RDM :
1161 fields->f_Rdm = value;
1163 case XSTORMY16_OPERAND_RM :
1164 fields->f_Rm = value;
1166 case XSTORMY16_OPERAND_RS :
1167 fields->f_Rs = value;
1169 case XSTORMY16_OPERAND_ABS24 :
1170 fields->f_abs24 = value;
1172 case XSTORMY16_OPERAND_BCOND2 :
1173 fields->f_op2 = value;
1175 case XSTORMY16_OPERAND_BCOND5 :
1176 fields->f_op5 = value;
1178 case XSTORMY16_OPERAND_HMEM8 :
1179 fields->f_hmem8 = value;
1181 case XSTORMY16_OPERAND_IMM12 :
1182 fields->f_imm12 = value;
1184 case XSTORMY16_OPERAND_IMM16 :
1185 fields->f_imm16 = value;
1187 case XSTORMY16_OPERAND_IMM2 :
1188 fields->f_imm2 = value;
1190 case XSTORMY16_OPERAND_IMM3 :
1191 fields->f_imm3 = value;
1193 case XSTORMY16_OPERAND_IMM3B :
1194 fields->f_imm3b = value;
1196 case XSTORMY16_OPERAND_IMM4 :
1197 fields->f_imm4 = value;
1199 case XSTORMY16_OPERAND_IMM8 :
1200 fields->f_imm8 = value;
1202 case XSTORMY16_OPERAND_IMM8SMALL :
1203 fields->f_imm8 = value;
1205 case XSTORMY16_OPERAND_LMEM8 :
1206 fields->f_lmem8 = value;
1208 case XSTORMY16_OPERAND_REL12 :
1209 fields->f_rel12 = value;
1211 case XSTORMY16_OPERAND_REL12A :
1212 fields->f_rel12a = value;
1214 case XSTORMY16_OPERAND_REL8_2 :
1215 fields->f_rel8_2 = value;
1217 case XSTORMY16_OPERAND_REL8_4 :
1218 fields->f_rel8_4 = value;
1220 case XSTORMY16_OPERAND_WS2 :
1221 fields->f_op2m = value;
1225 /* xgettext:c-format */
1226 fprintf (stderr, _("Unrecognized field %d while setting vma operand.\n"),
1232 /* Function to call before using the instruction builder tables. */
1235 xstormy16_cgen_init_ibld_table (cd)
1238 cd->insert_handlers = & xstormy16_cgen_insert_handlers[0];
1239 cd->extract_handlers = & xstormy16_cgen_extract_handlers[0];
1241 cd->insert_operand = xstormy16_cgen_insert_operand;
1242 cd->extract_operand = xstormy16_cgen_extract_operand;
1244 cd->get_int_operand = xstormy16_cgen_get_int_operand;
1245 cd->set_int_operand = xstormy16_cgen_set_int_operand;
1246 cd->get_vma_operand = xstormy16_cgen_get_vma_operand;
1247 cd->set_vma_operand = xstormy16_cgen_set_vma_operand;