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 (C) 1996-2017 Free Software Foundation, Inc.
8 This file is part of libopcodes.
10 This library 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 3, or (at your option)
15 It is distributed in the hope that it will be useful, but WITHOUT
16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
17 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
18 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 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, 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"
35 #include "cgen/basic-modes.h"
37 #include "safe-ctype.h"
40 #define min(a,b) ((a) < (b) ? (a) : (b))
42 #define max(a,b) ((a) > (b) ? (a) : (b))
44 /* Used by the ifield rtx function. */
45 #define FLD(f) (fields->f)
47 static const char * insert_normal
48 (CGEN_CPU_DESC, long, unsigned int, unsigned int, unsigned int,
49 unsigned int, unsigned int, unsigned int, CGEN_INSN_BYTES_PTR);
50 static const char * insert_insn_normal
51 (CGEN_CPU_DESC, const CGEN_INSN *,
52 CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma);
53 static int extract_normal
54 (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, CGEN_INSN_INT,
55 unsigned int, unsigned int, unsigned int, unsigned int,
56 unsigned int, unsigned int, bfd_vma, long *);
57 static int extract_insn_normal
58 (CGEN_CPU_DESC, const CGEN_INSN *, CGEN_EXTRACT_INFO *,
59 CGEN_INSN_INT, CGEN_FIELDS *, bfd_vma);
61 static void put_insn_int_value
62 (CGEN_CPU_DESC, CGEN_INSN_BYTES_PTR, int, int, CGEN_INSN_INT);
65 static CGEN_INLINE void insert_1
66 (CGEN_CPU_DESC, unsigned long, int, int, int, unsigned char *);
67 static CGEN_INLINE int fill_cache
68 (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, int, int, bfd_vma);
69 static CGEN_INLINE long extract_1
70 (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, int, int, int, unsigned char *, bfd_vma);
73 /* Operand insertion. */
77 /* Subroutine of insert_normal. */
79 static CGEN_INLINE void
80 insert_1 (CGEN_CPU_DESC cd,
90 x = cgen_get_insn_value (cd, bufp, word_length);
92 /* Written this way to avoid undefined behaviour. */
93 mask = (((1L << (length - 1)) - 1) << 1) | 1;
95 shift = (start + 1) - length;
97 shift = (word_length - (start + length));
98 x = (x & ~(mask << shift)) | ((value & mask) << shift);
100 cgen_put_insn_value (cd, bufp, word_length, (bfd_vma) x);
103 #endif /* ! CGEN_INT_INSN_P */
105 /* Default insertion routine.
107 ATTRS is a mask of the boolean attributes.
108 WORD_OFFSET is the offset in bits from the start of the insn of the value.
109 WORD_LENGTH is the length of the word in bits in which the value resides.
110 START is the starting bit number in the word, architecture origin.
111 LENGTH is the length of VALUE in bits.
112 TOTAL_LENGTH is the total length of the insn in bits.
114 The result is an error message or NULL if success. */
116 /* ??? This duplicates functionality with bfd's howto table and
117 bfd_install_relocation. */
118 /* ??? This doesn't handle bfd_vma's. Create another function when
122 insert_normal (CGEN_CPU_DESC cd,
125 unsigned int word_offset,
128 unsigned int word_length,
129 unsigned int total_length,
130 CGEN_INSN_BYTES_PTR buffer)
132 static char errbuf[100];
133 /* Written this way to avoid undefined behaviour. */
134 unsigned long mask = (((1L << (length - 1)) - 1) << 1) | 1;
136 /* If LENGTH is zero, this operand doesn't contribute to the value. */
140 if (word_length > 8 * sizeof (CGEN_INSN_INT))
143 /* For architectures with insns smaller than the base-insn-bitsize,
144 word_length may be too big. */
145 if (cd->min_insn_bitsize < cd->base_insn_bitsize)
148 && word_length > total_length)
149 word_length = total_length;
152 /* Ensure VALUE will fit. */
153 if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGN_OPT))
155 long minval = - (1L << (length - 1));
156 unsigned long maxval = mask;
158 if ((value > 0 && (unsigned long) value > maxval)
161 /* xgettext:c-format */
163 _("operand out of range (%ld not between %ld and %lu)"),
164 value, minval, maxval);
168 else if (! CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED))
170 unsigned long maxval = mask;
171 unsigned long val = (unsigned long) value;
173 /* For hosts with a word size > 32 check to see if value has been sign
174 extended beyond 32 bits. If so then ignore these higher sign bits
175 as the user is attempting to store a 32-bit signed value into an
176 unsigned 32-bit field which is allowed. */
177 if (sizeof (unsigned long) > 4 && ((value >> 32) == -1))
182 /* xgettext:c-format */
184 _("operand out of range (0x%lx not between 0 and 0x%lx)"),
191 if (! cgen_signed_overflow_ok_p (cd))
193 long minval = - (1L << (length - 1));
194 long maxval = (1L << (length - 1)) - 1;
196 if (value < minval || value > maxval)
199 /* xgettext:c-format */
200 (errbuf, _("operand out of range (%ld not between %ld and %ld)"),
201 value, minval, maxval);
210 int shift_within_word, shift_to_word, shift;
212 /* How to shift the value to BIT0 of the word. */
213 shift_to_word = total_length - (word_offset + word_length);
215 /* How to shift the value to the field within the word. */
216 if (CGEN_INSN_LSB0_P)
217 shift_within_word = start + 1 - length;
219 shift_within_word = word_length - start - length;
221 /* The total SHIFT, then mask in the value. */
222 shift = shift_to_word + shift_within_word;
223 *buffer = (*buffer & ~(mask << shift)) | ((value & mask) << shift);
226 #else /* ! CGEN_INT_INSN_P */
229 unsigned char *bufp = (unsigned char *) buffer + word_offset / 8;
231 insert_1 (cd, value, start, length, word_length, bufp);
234 #endif /* ! CGEN_INT_INSN_P */
239 /* Default insn builder (insert handler).
240 The instruction is recorded in CGEN_INT_INSN_P byte order (meaning
241 that if CGEN_INSN_BYTES_PTR is an int * and thus, the value is
242 recorded in host byte order, otherwise BUFFER is an array of bytes
243 and the value is recorded in target byte order).
244 The result is an error message or NULL if success. */
247 insert_insn_normal (CGEN_CPU_DESC cd,
248 const CGEN_INSN * insn,
249 CGEN_FIELDS * fields,
250 CGEN_INSN_BYTES_PTR buffer,
253 const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
255 const CGEN_SYNTAX_CHAR_TYPE * syn;
257 CGEN_INIT_INSERT (cd);
258 value = CGEN_INSN_BASE_VALUE (insn);
260 /* If we're recording insns as numbers (rather than a string of bytes),
261 target byte order handling is deferred until later. */
265 put_insn_int_value (cd, buffer, cd->base_insn_bitsize,
266 CGEN_FIELDS_BITSIZE (fields), value);
270 cgen_put_insn_value (cd, buffer, min ((unsigned) cd->base_insn_bitsize,
271 (unsigned) CGEN_FIELDS_BITSIZE (fields)),
274 #endif /* ! CGEN_INT_INSN_P */
276 /* ??? It would be better to scan the format's fields.
277 Still need to be able to insert a value based on the operand though;
278 e.g. storing a branch displacement that got resolved later.
279 Needs more thought first. */
281 for (syn = CGEN_SYNTAX_STRING (syntax); * syn; ++ syn)
285 if (CGEN_SYNTAX_CHAR_P (* syn))
288 errmsg = (* cd->insert_operand) (cd, CGEN_SYNTAX_FIELD (*syn),
298 /* Cover function to store an insn value into an integral insn. Must go here
299 because it needs <prefix>-desc.h for CGEN_INT_INSN_P. */
302 put_insn_int_value (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
303 CGEN_INSN_BYTES_PTR buf,
308 /* For architectures with insns smaller than the base-insn-bitsize,
309 length may be too big. */
310 if (length > insn_length)
314 int shift = insn_length - length;
315 /* Written this way to avoid undefined behaviour. */
316 CGEN_INSN_INT mask = (((1L << (length - 1)) - 1) << 1) | 1;
318 *buf = (*buf & ~(mask << shift)) | ((value & mask) << shift);
323 /* Operand extraction. */
325 #if ! CGEN_INT_INSN_P
327 /* Subroutine of extract_normal.
328 Ensure sufficient bytes are cached in EX_INFO.
329 OFFSET is the offset in bytes from the start of the insn of the value.
330 BYTES is the length of the needed value.
331 Returns 1 for success, 0 for failure. */
333 static CGEN_INLINE int
334 fill_cache (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
335 CGEN_EXTRACT_INFO *ex_info,
340 /* It's doubtful that the middle part has already been fetched so
341 we don't optimize that case. kiss. */
343 disassemble_info *info = (disassemble_info *) ex_info->dis_info;
345 /* First do a quick check. */
346 mask = (1 << bytes) - 1;
347 if (((ex_info->valid >> offset) & mask) == mask)
350 /* Search for the first byte we need to read. */
351 for (mask = 1 << offset; bytes > 0; --bytes, ++offset, mask <<= 1)
352 if (! (mask & ex_info->valid))
360 status = (*info->read_memory_func)
361 (pc, ex_info->insn_bytes + offset, bytes, info);
365 (*info->memory_error_func) (status, pc, info);
369 ex_info->valid |= ((1 << bytes) - 1) << offset;
375 /* Subroutine of extract_normal. */
377 static CGEN_INLINE long
378 extract_1 (CGEN_CPU_DESC cd,
379 CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED,
384 bfd_vma pc ATTRIBUTE_UNUSED)
389 x = cgen_get_insn_value (cd, bufp, word_length);
391 if (CGEN_INSN_LSB0_P)
392 shift = (start + 1) - length;
394 shift = (word_length - (start + length));
398 #endif /* ! CGEN_INT_INSN_P */
400 /* Default extraction routine.
402 INSN_VALUE is the first base_insn_bitsize bits of the insn in host order,
403 or sometimes less for cases like the m32r where the base insn size is 32
404 but some insns are 16 bits.
405 ATTRS is a mask of the boolean attributes. We only need `SIGNED',
406 but for generality we take a bitmask of all of them.
407 WORD_OFFSET is the offset in bits from the start of the insn of the value.
408 WORD_LENGTH is the length of the word in bits in which the value resides.
409 START is the starting bit number in the word, architecture origin.
410 LENGTH is the length of VALUE in bits.
411 TOTAL_LENGTH is the total length of the insn in bits.
413 Returns 1 for success, 0 for failure. */
415 /* ??? The return code isn't properly used. wip. */
417 /* ??? This doesn't handle bfd_vma's. Create another function when
421 extract_normal (CGEN_CPU_DESC cd,
422 #if ! CGEN_INT_INSN_P
423 CGEN_EXTRACT_INFO *ex_info,
425 CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED,
427 CGEN_INSN_INT insn_value,
429 unsigned int word_offset,
432 unsigned int word_length,
433 unsigned int total_length,
434 #if ! CGEN_INT_INSN_P
437 bfd_vma pc ATTRIBUTE_UNUSED,
443 /* If LENGTH is zero, this operand doesn't contribute to the value
444 so give it a standard value of zero. */
451 if (word_length > 8 * sizeof (CGEN_INSN_INT))
454 /* For architectures with insns smaller than the insn-base-bitsize,
455 word_length may be too big. */
456 if (cd->min_insn_bitsize < cd->base_insn_bitsize)
458 if (word_offset + word_length > total_length)
459 word_length = total_length - word_offset;
462 /* Does the value reside in INSN_VALUE, and at the right alignment? */
464 if (CGEN_INT_INSN_P || (word_offset == 0 && word_length == total_length))
466 if (CGEN_INSN_LSB0_P)
467 value = insn_value >> ((word_offset + start + 1) - length);
469 value = insn_value >> (total_length - ( word_offset + start + length));
472 #if ! CGEN_INT_INSN_P
476 unsigned char *bufp = ex_info->insn_bytes + word_offset / 8;
478 if (word_length > 8 * sizeof (CGEN_INSN_INT))
481 if (fill_cache (cd, ex_info, word_offset / 8, word_length / 8, pc) == 0)
484 value = extract_1 (cd, ex_info, start, length, word_length, bufp, pc);
487 #endif /* ! CGEN_INT_INSN_P */
489 /* Written this way to avoid undefined behaviour. */
490 mask = (((1L << (length - 1)) - 1) << 1) | 1;
494 if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED)
495 && (value & (1L << (length - 1))))
503 /* Default insn extractor.
505 INSN_VALUE is the first base_insn_bitsize bits, translated to host order.
506 The extracted fields are stored in FIELDS.
507 EX_INFO is used to handle reading variable length insns.
508 Return the length of the insn in bits, or 0 if no match,
509 or -1 if an error occurs fetching data (memory_error_func will have
513 extract_insn_normal (CGEN_CPU_DESC cd,
514 const CGEN_INSN *insn,
515 CGEN_EXTRACT_INFO *ex_info,
516 CGEN_INSN_INT insn_value,
520 const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
521 const CGEN_SYNTAX_CHAR_TYPE *syn;
523 CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn);
525 CGEN_INIT_EXTRACT (cd);
527 for (syn = CGEN_SYNTAX_STRING (syntax); *syn; ++syn)
531 if (CGEN_SYNTAX_CHAR_P (*syn))
534 length = (* cd->extract_operand) (cd, CGEN_SYNTAX_FIELD (*syn),
535 ex_info, insn_value, fields, pc);
540 /* We recognized and successfully extracted this insn. */
541 return CGEN_INSN_BITSIZE (insn);
544 /* Machine generated code added here. */
546 const char * xstormy16_cgen_insert_operand
547 (CGEN_CPU_DESC, int, CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma);
549 /* Main entry point for operand insertion.
551 This function is basically just a big switch statement. Earlier versions
552 used tables to look up the function to use, but
553 - if the table contains both assembler and disassembler functions then
554 the disassembler contains much of the assembler and vice-versa,
555 - there's a lot of inlining possibilities as things grow,
556 - using a switch statement avoids the function call overhead.
558 This function could be moved into `parse_insn_normal', but keeping it
559 separate makes clear the interface between `parse_insn_normal' and each of
560 the handlers. It's also needed by GAS to insert operands that couldn't be
561 resolved during parsing. */
564 xstormy16_cgen_insert_operand (CGEN_CPU_DESC cd,
566 CGEN_FIELDS * fields,
567 CGEN_INSN_BYTES_PTR buffer,
568 bfd_vma pc ATTRIBUTE_UNUSED)
570 const char * errmsg = NULL;
571 unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
575 case XSTORMY16_OPERAND_RB :
576 errmsg = insert_normal (cd, fields->f_Rb, 0, 0, 17, 3, 32, total_length, buffer);
578 case XSTORMY16_OPERAND_RBJ :
579 errmsg = insert_normal (cd, fields->f_Rbj, 0, 0, 11, 1, 32, total_length, buffer);
581 case XSTORMY16_OPERAND_RD :
582 errmsg = insert_normal (cd, fields->f_Rd, 0, 0, 12, 4, 32, total_length, buffer);
584 case XSTORMY16_OPERAND_RDM :
585 errmsg = insert_normal (cd, fields->f_Rdm, 0, 0, 13, 3, 32, total_length, buffer);
587 case XSTORMY16_OPERAND_RM :
588 errmsg = insert_normal (cd, fields->f_Rm, 0, 0, 4, 3, 32, total_length, buffer);
590 case XSTORMY16_OPERAND_RS :
591 errmsg = insert_normal (cd, fields->f_Rs, 0, 0, 8, 4, 32, total_length, buffer);
593 case XSTORMY16_OPERAND_ABS24 :
596 FLD (f_abs24_1) = ((FLD (f_abs24)) & (255));
597 FLD (f_abs24_2) = ((UINT) (FLD (f_abs24)) >> (8));
599 errmsg = insert_normal (cd, fields->f_abs24_1, 0, 0, 8, 8, 32, total_length, buffer);
602 errmsg = insert_normal (cd, fields->f_abs24_2, 0, 0, 16, 16, 32, total_length, buffer);
607 case XSTORMY16_OPERAND_BCOND2 :
608 errmsg = insert_normal (cd, fields->f_op2, 0, 0, 4, 4, 32, total_length, buffer);
610 case XSTORMY16_OPERAND_BCOND5 :
611 errmsg = insert_normal (cd, fields->f_op5, 0, 0, 16, 4, 32, total_length, buffer);
613 case XSTORMY16_OPERAND_HMEM8 :
615 long value = fields->f_hmem8;
616 value = ((value) - (32512));
617 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 8, 8, 32, total_length, buffer);
620 case XSTORMY16_OPERAND_IMM12 :
621 errmsg = insert_normal (cd, fields->f_imm12, 0|(1<<CGEN_IFLD_SIGNED), 0, 20, 12, 32, total_length, buffer);
623 case XSTORMY16_OPERAND_IMM16 :
624 errmsg = insert_normal (cd, fields->f_imm16, 0|(1<<CGEN_IFLD_SIGN_OPT), 0, 16, 16, 32, total_length, buffer);
626 case XSTORMY16_OPERAND_IMM2 :
627 errmsg = insert_normal (cd, fields->f_imm2, 0, 0, 10, 2, 32, total_length, buffer);
629 case XSTORMY16_OPERAND_IMM3 :
630 errmsg = insert_normal (cd, fields->f_imm3, 0, 0, 4, 3, 32, total_length, buffer);
632 case XSTORMY16_OPERAND_IMM3B :
633 errmsg = insert_normal (cd, fields->f_imm3b, 0, 0, 17, 3, 32, total_length, buffer);
635 case XSTORMY16_OPERAND_IMM4 :
636 errmsg = insert_normal (cd, fields->f_imm4, 0, 0, 8, 4, 32, total_length, buffer);
638 case XSTORMY16_OPERAND_IMM8 :
639 errmsg = insert_normal (cd, fields->f_imm8, 0, 0, 8, 8, 32, total_length, buffer);
641 case XSTORMY16_OPERAND_IMM8SMALL :
642 errmsg = insert_normal (cd, fields->f_imm8, 0, 0, 8, 8, 32, total_length, buffer);
644 case XSTORMY16_OPERAND_LMEM8 :
645 errmsg = insert_normal (cd, fields->f_lmem8, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 8, 8, 32, total_length, buffer);
647 case XSTORMY16_OPERAND_REL12 :
649 long value = fields->f_rel12;
650 value = ((value) - (((pc) + (4))));
651 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 20, 12, 32, total_length, buffer);
654 case XSTORMY16_OPERAND_REL12A :
656 long value = fields->f_rel12a;
657 value = ((SI) (((value) - (((pc) + (2))))) >> (1));
658 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 4, 11, 32, total_length, buffer);
661 case XSTORMY16_OPERAND_REL8_2 :
663 long value = fields->f_rel8_2;
664 value = ((value) - (((pc) + (2))));
665 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 32, total_length, buffer);
668 case XSTORMY16_OPERAND_REL8_4 :
670 long value = fields->f_rel8_4;
671 value = ((value) - (((pc) + (4))));
672 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 32, total_length, buffer);
675 case XSTORMY16_OPERAND_WS2 :
676 errmsg = insert_normal (cd, fields->f_op2m, 0, 0, 7, 1, 32, total_length, buffer);
680 /* xgettext:c-format */
681 fprintf (stderr, _("Unrecognized field %d while building insn.\n"),
689 int xstormy16_cgen_extract_operand
690 (CGEN_CPU_DESC, int, CGEN_EXTRACT_INFO *, CGEN_INSN_INT, 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 (CGEN_CPU_DESC cd,
710 CGEN_EXTRACT_INFO *ex_info,
711 CGEN_INSN_INT insn_value,
712 CGEN_FIELDS * fields,
715 /* Assume success (for those operands that are nops). */
717 unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
721 case XSTORMY16_OPERAND_RB :
722 length = extract_normal (cd, ex_info, insn_value, 0, 0, 17, 3, 32, total_length, pc, & fields->f_Rb);
724 case XSTORMY16_OPERAND_RBJ :
725 length = extract_normal (cd, ex_info, insn_value, 0, 0, 11, 1, 32, total_length, pc, & fields->f_Rbj);
727 case XSTORMY16_OPERAND_RD :
728 length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 4, 32, total_length, pc, & fields->f_Rd);
730 case XSTORMY16_OPERAND_RDM :
731 length = extract_normal (cd, ex_info, insn_value, 0, 0, 13, 3, 32, total_length, pc, & fields->f_Rdm);
733 case XSTORMY16_OPERAND_RM :
734 length = extract_normal (cd, ex_info, insn_value, 0, 0, 4, 3, 32, total_length, pc, & fields->f_Rm);
736 case XSTORMY16_OPERAND_RS :
737 length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 4, 32, total_length, pc, & fields->f_Rs);
739 case XSTORMY16_OPERAND_ABS24 :
741 length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 32, total_length, pc, & fields->f_abs24_1);
742 if (length <= 0) break;
743 length = extract_normal (cd, ex_info, insn_value, 0, 0, 16, 16, 32, total_length, pc, & fields->f_abs24_2);
744 if (length <= 0) break;
745 FLD (f_abs24) = ((((FLD (f_abs24_2)) << (8))) | (FLD (f_abs24_1)));
748 case XSTORMY16_OPERAND_BCOND2 :
749 length = extract_normal (cd, ex_info, insn_value, 0, 0, 4, 4, 32, total_length, pc, & fields->f_op2);
751 case XSTORMY16_OPERAND_BCOND5 :
752 length = extract_normal (cd, ex_info, insn_value, 0, 0, 16, 4, 32, total_length, pc, & fields->f_op5);
754 case XSTORMY16_OPERAND_HMEM8 :
757 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 8, 8, 32, total_length, pc, & value);
758 value = ((value) + (32512));
759 fields->f_hmem8 = value;
762 case XSTORMY16_OPERAND_IMM12 :
763 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED), 0, 20, 12, 32, total_length, pc, & fields->f_imm12);
765 case XSTORMY16_OPERAND_IMM16 :
766 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGN_OPT), 0, 16, 16, 32, total_length, pc, & fields->f_imm16);
768 case XSTORMY16_OPERAND_IMM2 :
769 length = extract_normal (cd, ex_info, insn_value, 0, 0, 10, 2, 32, total_length, pc, & fields->f_imm2);
771 case XSTORMY16_OPERAND_IMM3 :
772 length = extract_normal (cd, ex_info, insn_value, 0, 0, 4, 3, 32, total_length, pc, & fields->f_imm3);
774 case XSTORMY16_OPERAND_IMM3B :
775 length = extract_normal (cd, ex_info, insn_value, 0, 0, 17, 3, 32, total_length, pc, & fields->f_imm3b);
777 case XSTORMY16_OPERAND_IMM4 :
778 length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 4, 32, total_length, pc, & fields->f_imm4);
780 case XSTORMY16_OPERAND_IMM8 :
781 length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 32, total_length, pc, & fields->f_imm8);
783 case XSTORMY16_OPERAND_IMM8SMALL :
784 length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 32, total_length, pc, & fields->f_imm8);
786 case XSTORMY16_OPERAND_LMEM8 :
787 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 8, 8, 32, total_length, pc, & fields->f_lmem8);
789 case XSTORMY16_OPERAND_REL12 :
792 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);
793 value = ((value) + (((pc) + (4))));
794 fields->f_rel12 = value;
797 case XSTORMY16_OPERAND_REL12A :
800 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);
801 value = ((((value) << (1))) + (((pc) + (2))));
802 fields->f_rel12a = value;
805 case XSTORMY16_OPERAND_REL8_2 :
808 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);
809 value = ((value) + (((pc) + (2))));
810 fields->f_rel8_2 = value;
813 case XSTORMY16_OPERAND_REL8_4 :
816 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);
817 value = ((value) + (((pc) + (4))));
818 fields->f_rel8_4 = value;
821 case XSTORMY16_OPERAND_WS2 :
822 length = extract_normal (cd, ex_info, insn_value, 0, 0, 7, 1, 32, total_length, pc, & fields->f_op2m);
826 /* xgettext:c-format */
827 fprintf (stderr, _("Unrecognized field %d while decoding insn.\n"),
835 cgen_insert_fn * const xstormy16_cgen_insert_handlers[] =
840 cgen_extract_fn * const xstormy16_cgen_extract_handlers[] =
845 int xstormy16_cgen_get_int_operand (CGEN_CPU_DESC, int, const CGEN_FIELDS *);
846 bfd_vma xstormy16_cgen_get_vma_operand (CGEN_CPU_DESC, int, const CGEN_FIELDS *);
848 /* Getting values from cgen_fields is handled by a collection of functions.
849 They are distinguished by the type of the VALUE argument they return.
850 TODO: floating point, inlining support, remove cases where result type
854 xstormy16_cgen_get_int_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
856 const CGEN_FIELDS * fields)
862 case XSTORMY16_OPERAND_RB :
863 value = fields->f_Rb;
865 case XSTORMY16_OPERAND_RBJ :
866 value = fields->f_Rbj;
868 case XSTORMY16_OPERAND_RD :
869 value = fields->f_Rd;
871 case XSTORMY16_OPERAND_RDM :
872 value = fields->f_Rdm;
874 case XSTORMY16_OPERAND_RM :
875 value = fields->f_Rm;
877 case XSTORMY16_OPERAND_RS :
878 value = fields->f_Rs;
880 case XSTORMY16_OPERAND_ABS24 :
881 value = fields->f_abs24;
883 case XSTORMY16_OPERAND_BCOND2 :
884 value = fields->f_op2;
886 case XSTORMY16_OPERAND_BCOND5 :
887 value = fields->f_op5;
889 case XSTORMY16_OPERAND_HMEM8 :
890 value = fields->f_hmem8;
892 case XSTORMY16_OPERAND_IMM12 :
893 value = fields->f_imm12;
895 case XSTORMY16_OPERAND_IMM16 :
896 value = fields->f_imm16;
898 case XSTORMY16_OPERAND_IMM2 :
899 value = fields->f_imm2;
901 case XSTORMY16_OPERAND_IMM3 :
902 value = fields->f_imm3;
904 case XSTORMY16_OPERAND_IMM3B :
905 value = fields->f_imm3b;
907 case XSTORMY16_OPERAND_IMM4 :
908 value = fields->f_imm4;
910 case XSTORMY16_OPERAND_IMM8 :
911 value = fields->f_imm8;
913 case XSTORMY16_OPERAND_IMM8SMALL :
914 value = fields->f_imm8;
916 case XSTORMY16_OPERAND_LMEM8 :
917 value = fields->f_lmem8;
919 case XSTORMY16_OPERAND_REL12 :
920 value = fields->f_rel12;
922 case XSTORMY16_OPERAND_REL12A :
923 value = fields->f_rel12a;
925 case XSTORMY16_OPERAND_REL8_2 :
926 value = fields->f_rel8_2;
928 case XSTORMY16_OPERAND_REL8_4 :
929 value = fields->f_rel8_4;
931 case XSTORMY16_OPERAND_WS2 :
932 value = fields->f_op2m;
936 /* xgettext:c-format */
937 fprintf (stderr, _("Unrecognized field %d while getting int operand.\n"),
946 xstormy16_cgen_get_vma_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
948 const CGEN_FIELDS * fields)
954 case XSTORMY16_OPERAND_RB :
955 value = fields->f_Rb;
957 case XSTORMY16_OPERAND_RBJ :
958 value = fields->f_Rbj;
960 case XSTORMY16_OPERAND_RD :
961 value = fields->f_Rd;
963 case XSTORMY16_OPERAND_RDM :
964 value = fields->f_Rdm;
966 case XSTORMY16_OPERAND_RM :
967 value = fields->f_Rm;
969 case XSTORMY16_OPERAND_RS :
970 value = fields->f_Rs;
972 case XSTORMY16_OPERAND_ABS24 :
973 value = fields->f_abs24;
975 case XSTORMY16_OPERAND_BCOND2 :
976 value = fields->f_op2;
978 case XSTORMY16_OPERAND_BCOND5 :
979 value = fields->f_op5;
981 case XSTORMY16_OPERAND_HMEM8 :
982 value = fields->f_hmem8;
984 case XSTORMY16_OPERAND_IMM12 :
985 value = fields->f_imm12;
987 case XSTORMY16_OPERAND_IMM16 :
988 value = fields->f_imm16;
990 case XSTORMY16_OPERAND_IMM2 :
991 value = fields->f_imm2;
993 case XSTORMY16_OPERAND_IMM3 :
994 value = fields->f_imm3;
996 case XSTORMY16_OPERAND_IMM3B :
997 value = fields->f_imm3b;
999 case XSTORMY16_OPERAND_IMM4 :
1000 value = fields->f_imm4;
1002 case XSTORMY16_OPERAND_IMM8 :
1003 value = fields->f_imm8;
1005 case XSTORMY16_OPERAND_IMM8SMALL :
1006 value = fields->f_imm8;
1008 case XSTORMY16_OPERAND_LMEM8 :
1009 value = fields->f_lmem8;
1011 case XSTORMY16_OPERAND_REL12 :
1012 value = fields->f_rel12;
1014 case XSTORMY16_OPERAND_REL12A :
1015 value = fields->f_rel12a;
1017 case XSTORMY16_OPERAND_REL8_2 :
1018 value = fields->f_rel8_2;
1020 case XSTORMY16_OPERAND_REL8_4 :
1021 value = fields->f_rel8_4;
1023 case XSTORMY16_OPERAND_WS2 :
1024 value = fields->f_op2m;
1028 /* xgettext:c-format */
1029 fprintf (stderr, _("Unrecognized field %d while getting vma operand.\n"),
1037 void xstormy16_cgen_set_int_operand (CGEN_CPU_DESC, int, CGEN_FIELDS *, int);
1038 void xstormy16_cgen_set_vma_operand (CGEN_CPU_DESC, int, CGEN_FIELDS *, bfd_vma);
1040 /* Stuffing values in cgen_fields is handled by a collection of functions.
1041 They are distinguished by the type of the VALUE argument they accept.
1042 TODO: floating point, inlining support, remove cases where argument type
1046 xstormy16_cgen_set_int_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
1048 CGEN_FIELDS * fields,
1053 case XSTORMY16_OPERAND_RB :
1054 fields->f_Rb = value;
1056 case XSTORMY16_OPERAND_RBJ :
1057 fields->f_Rbj = value;
1059 case XSTORMY16_OPERAND_RD :
1060 fields->f_Rd = value;
1062 case XSTORMY16_OPERAND_RDM :
1063 fields->f_Rdm = value;
1065 case XSTORMY16_OPERAND_RM :
1066 fields->f_Rm = value;
1068 case XSTORMY16_OPERAND_RS :
1069 fields->f_Rs = value;
1071 case XSTORMY16_OPERAND_ABS24 :
1072 fields->f_abs24 = value;
1074 case XSTORMY16_OPERAND_BCOND2 :
1075 fields->f_op2 = value;
1077 case XSTORMY16_OPERAND_BCOND5 :
1078 fields->f_op5 = value;
1080 case XSTORMY16_OPERAND_HMEM8 :
1081 fields->f_hmem8 = value;
1083 case XSTORMY16_OPERAND_IMM12 :
1084 fields->f_imm12 = value;
1086 case XSTORMY16_OPERAND_IMM16 :
1087 fields->f_imm16 = value;
1089 case XSTORMY16_OPERAND_IMM2 :
1090 fields->f_imm2 = value;
1092 case XSTORMY16_OPERAND_IMM3 :
1093 fields->f_imm3 = value;
1095 case XSTORMY16_OPERAND_IMM3B :
1096 fields->f_imm3b = value;
1098 case XSTORMY16_OPERAND_IMM4 :
1099 fields->f_imm4 = value;
1101 case XSTORMY16_OPERAND_IMM8 :
1102 fields->f_imm8 = value;
1104 case XSTORMY16_OPERAND_IMM8SMALL :
1105 fields->f_imm8 = value;
1107 case XSTORMY16_OPERAND_LMEM8 :
1108 fields->f_lmem8 = value;
1110 case XSTORMY16_OPERAND_REL12 :
1111 fields->f_rel12 = value;
1113 case XSTORMY16_OPERAND_REL12A :
1114 fields->f_rel12a = value;
1116 case XSTORMY16_OPERAND_REL8_2 :
1117 fields->f_rel8_2 = value;
1119 case XSTORMY16_OPERAND_REL8_4 :
1120 fields->f_rel8_4 = value;
1122 case XSTORMY16_OPERAND_WS2 :
1123 fields->f_op2m = value;
1127 /* xgettext:c-format */
1128 fprintf (stderr, _("Unrecognized field %d while setting int operand.\n"),
1135 xstormy16_cgen_set_vma_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
1137 CGEN_FIELDS * fields,
1142 case XSTORMY16_OPERAND_RB :
1143 fields->f_Rb = value;
1145 case XSTORMY16_OPERAND_RBJ :
1146 fields->f_Rbj = value;
1148 case XSTORMY16_OPERAND_RD :
1149 fields->f_Rd = value;
1151 case XSTORMY16_OPERAND_RDM :
1152 fields->f_Rdm = value;
1154 case XSTORMY16_OPERAND_RM :
1155 fields->f_Rm = value;
1157 case XSTORMY16_OPERAND_RS :
1158 fields->f_Rs = value;
1160 case XSTORMY16_OPERAND_ABS24 :
1161 fields->f_abs24 = value;
1163 case XSTORMY16_OPERAND_BCOND2 :
1164 fields->f_op2 = value;
1166 case XSTORMY16_OPERAND_BCOND5 :
1167 fields->f_op5 = value;
1169 case XSTORMY16_OPERAND_HMEM8 :
1170 fields->f_hmem8 = value;
1172 case XSTORMY16_OPERAND_IMM12 :
1173 fields->f_imm12 = value;
1175 case XSTORMY16_OPERAND_IMM16 :
1176 fields->f_imm16 = value;
1178 case XSTORMY16_OPERAND_IMM2 :
1179 fields->f_imm2 = value;
1181 case XSTORMY16_OPERAND_IMM3 :
1182 fields->f_imm3 = value;
1184 case XSTORMY16_OPERAND_IMM3B :
1185 fields->f_imm3b = value;
1187 case XSTORMY16_OPERAND_IMM4 :
1188 fields->f_imm4 = value;
1190 case XSTORMY16_OPERAND_IMM8 :
1191 fields->f_imm8 = value;
1193 case XSTORMY16_OPERAND_IMM8SMALL :
1194 fields->f_imm8 = value;
1196 case XSTORMY16_OPERAND_LMEM8 :
1197 fields->f_lmem8 = value;
1199 case XSTORMY16_OPERAND_REL12 :
1200 fields->f_rel12 = value;
1202 case XSTORMY16_OPERAND_REL12A :
1203 fields->f_rel12a = value;
1205 case XSTORMY16_OPERAND_REL8_2 :
1206 fields->f_rel8_2 = value;
1208 case XSTORMY16_OPERAND_REL8_4 :
1209 fields->f_rel8_4 = value;
1211 case XSTORMY16_OPERAND_WS2 :
1212 fields->f_op2m = value;
1216 /* xgettext:c-format */
1217 fprintf (stderr, _("Unrecognized field %d while setting vma operand.\n"),
1223 /* Function to call before using the instruction builder tables. */
1226 xstormy16_cgen_init_ibld_table (CGEN_CPU_DESC cd)
1228 cd->insert_handlers = & xstormy16_cgen_insert_handlers[0];
1229 cd->extract_handlers = & xstormy16_cgen_extract_handlers[0];
1231 cd->insert_operand = xstormy16_cgen_insert_operand;
1232 cd->extract_operand = xstormy16_cgen_extract_operand;
1234 cd->get_int_operand = xstormy16_cgen_get_int_operand;
1235 cd->set_int_operand = xstormy16_cgen_set_int_operand;
1236 cd->get_vma_operand = xstormy16_cgen_get_vma_operand;
1237 cd->set_vma_operand = xstormy16_cgen_set_vma_operand;