1 /* Instruction building/extraction support for or1k. -*- 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) 1996-2016 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 "or1k-desc.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 * or1k_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 or1k_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 OR1K_OPERAND_DISP26 :
577 long value = fields->f_disp26;
578 value = ((SI) (((value) - (pc))) >> (2));
579 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 25, 26, 32, total_length, buffer);
582 case OR1K_OPERAND_RA :
583 errmsg = insert_normal (cd, fields->f_r2, 0, 0, 20, 5, 32, total_length, buffer);
585 case OR1K_OPERAND_RADF :
586 errmsg = insert_normal (cd, fields->f_r1, 0, 0, 25, 5, 32, total_length, buffer);
588 case OR1K_OPERAND_RASF :
589 errmsg = insert_normal (cd, fields->f_r2, 0, 0, 20, 5, 32, total_length, buffer);
591 case OR1K_OPERAND_RB :
592 errmsg = insert_normal (cd, fields->f_r3, 0, 0, 15, 5, 32, total_length, buffer);
594 case OR1K_OPERAND_RBDF :
595 errmsg = insert_normal (cd, fields->f_r1, 0, 0, 25, 5, 32, total_length, buffer);
597 case OR1K_OPERAND_RBSF :
598 errmsg = insert_normal (cd, fields->f_r3, 0, 0, 15, 5, 32, total_length, buffer);
600 case OR1K_OPERAND_RD :
601 errmsg = insert_normal (cd, fields->f_r1, 0, 0, 25, 5, 32, total_length, buffer);
603 case OR1K_OPERAND_RDDF :
604 errmsg = insert_normal (cd, fields->f_r1, 0, 0, 25, 5, 32, total_length, buffer);
606 case OR1K_OPERAND_RDSF :
607 errmsg = insert_normal (cd, fields->f_r1, 0, 0, 25, 5, 32, total_length, buffer);
609 case OR1K_OPERAND_SIMM16 :
610 errmsg = insert_normal (cd, fields->f_simm16, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_SIGN_OPT), 0, 15, 16, 32, total_length, buffer);
612 case OR1K_OPERAND_SIMM16_SPLIT :
615 FLD (f_imm16_25_5) = ((((INT) (FLD (f_simm16_split)) >> (11))) & (31));
616 FLD (f_imm16_10_11) = ((FLD (f_simm16_split)) & (2047));
618 errmsg = insert_normal (cd, fields->f_imm16_25_5, 0, 0, 25, 5, 32, total_length, buffer);
621 errmsg = insert_normal (cd, fields->f_imm16_10_11, 0, 0, 10, 11, 32, total_length, buffer);
626 case OR1K_OPERAND_UIMM16 :
627 errmsg = insert_normal (cd, fields->f_uimm16, 0, 0, 15, 16, 32, total_length, buffer);
629 case OR1K_OPERAND_UIMM16_SPLIT :
632 FLD (f_imm16_25_5) = ((((UINT) (FLD (f_uimm16_split)) >> (11))) & (31));
633 FLD (f_imm16_10_11) = ((FLD (f_uimm16_split)) & (2047));
635 errmsg = insert_normal (cd, fields->f_imm16_25_5, 0, 0, 25, 5, 32, total_length, buffer);
638 errmsg = insert_normal (cd, fields->f_imm16_10_11, 0, 0, 10, 11, 32, total_length, buffer);
643 case OR1K_OPERAND_UIMM6 :
644 errmsg = insert_normal (cd, fields->f_uimm6, 0, 0, 5, 6, 32, total_length, buffer);
648 /* xgettext:c-format */
649 fprintf (stderr, _("Unrecognized field %d while building insn.\n"),
657 int or1k_cgen_extract_operand
658 (CGEN_CPU_DESC, int, CGEN_EXTRACT_INFO *, CGEN_INSN_INT, CGEN_FIELDS *, bfd_vma);
660 /* Main entry point for operand extraction.
661 The result is <= 0 for error, >0 for success.
662 ??? Actual values aren't well defined right now.
664 This function is basically just a big switch statement. Earlier versions
665 used tables to look up the function to use, but
666 - if the table contains both assembler and disassembler functions then
667 the disassembler contains much of the assembler and vice-versa,
668 - there's a lot of inlining possibilities as things grow,
669 - using a switch statement avoids the function call overhead.
671 This function could be moved into `print_insn_normal', but keeping it
672 separate makes clear the interface between `print_insn_normal' and each of
676 or1k_cgen_extract_operand (CGEN_CPU_DESC cd,
678 CGEN_EXTRACT_INFO *ex_info,
679 CGEN_INSN_INT insn_value,
680 CGEN_FIELDS * fields,
683 /* Assume success (for those operands that are nops). */
685 unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
689 case OR1K_OPERAND_DISP26 :
692 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 25, 26, 32, total_length, pc, & value);
693 value = ((((value) << (2))) + (pc));
694 fields->f_disp26 = value;
697 case OR1K_OPERAND_RA :
698 length = extract_normal (cd, ex_info, insn_value, 0, 0, 20, 5, 32, total_length, pc, & fields->f_r2);
700 case OR1K_OPERAND_RADF :
701 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_r1);
703 case OR1K_OPERAND_RASF :
704 length = extract_normal (cd, ex_info, insn_value, 0, 0, 20, 5, 32, total_length, pc, & fields->f_r2);
706 case OR1K_OPERAND_RB :
707 length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 5, 32, total_length, pc, & fields->f_r3);
709 case OR1K_OPERAND_RBDF :
710 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_r1);
712 case OR1K_OPERAND_RBSF :
713 length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 5, 32, total_length, pc, & fields->f_r3);
715 case OR1K_OPERAND_RD :
716 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_r1);
718 case OR1K_OPERAND_RDDF :
719 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_r1);
721 case OR1K_OPERAND_RDSF :
722 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_r1);
724 case OR1K_OPERAND_SIMM16 :
725 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_SIGN_OPT), 0, 15, 16, 32, total_length, pc, & fields->f_simm16);
727 case OR1K_OPERAND_SIMM16_SPLIT :
729 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_imm16_25_5);
730 if (length <= 0) break;
731 length = extract_normal (cd, ex_info, insn_value, 0, 0, 10, 11, 32, total_length, pc, & fields->f_imm16_10_11);
732 if (length <= 0) break;
733 FLD (f_simm16_split) = ((HI) (UINT) (((((FLD (f_imm16_25_5)) << (11))) | (FLD (f_imm16_10_11)))));
736 case OR1K_OPERAND_UIMM16 :
737 length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 16, 32, total_length, pc, & fields->f_uimm16);
739 case OR1K_OPERAND_UIMM16_SPLIT :
741 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_imm16_25_5);
742 if (length <= 0) break;
743 length = extract_normal (cd, ex_info, insn_value, 0, 0, 10, 11, 32, total_length, pc, & fields->f_imm16_10_11);
744 if (length <= 0) break;
745 FLD (f_uimm16_split) = ((UHI) (UINT) (((((FLD (f_imm16_25_5)) << (11))) | (FLD (f_imm16_10_11)))));
748 case OR1K_OPERAND_UIMM6 :
749 length = extract_normal (cd, ex_info, insn_value, 0, 0, 5, 6, 32, total_length, pc, & fields->f_uimm6);
753 /* xgettext:c-format */
754 fprintf (stderr, _("Unrecognized field %d while decoding insn.\n"),
762 cgen_insert_fn * const or1k_cgen_insert_handlers[] =
767 cgen_extract_fn * const or1k_cgen_extract_handlers[] =
772 int or1k_cgen_get_int_operand (CGEN_CPU_DESC, int, const CGEN_FIELDS *);
773 bfd_vma or1k_cgen_get_vma_operand (CGEN_CPU_DESC, int, const CGEN_FIELDS *);
775 /* Getting values from cgen_fields is handled by a collection of functions.
776 They are distinguished by the type of the VALUE argument they return.
777 TODO: floating point, inlining support, remove cases where result type
781 or1k_cgen_get_int_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
783 const CGEN_FIELDS * fields)
789 case OR1K_OPERAND_DISP26 :
790 value = fields->f_disp26;
792 case OR1K_OPERAND_RA :
793 value = fields->f_r2;
795 case OR1K_OPERAND_RADF :
796 value = fields->f_r1;
798 case OR1K_OPERAND_RASF :
799 value = fields->f_r2;
801 case OR1K_OPERAND_RB :
802 value = fields->f_r3;
804 case OR1K_OPERAND_RBDF :
805 value = fields->f_r1;
807 case OR1K_OPERAND_RBSF :
808 value = fields->f_r3;
810 case OR1K_OPERAND_RD :
811 value = fields->f_r1;
813 case OR1K_OPERAND_RDDF :
814 value = fields->f_r1;
816 case OR1K_OPERAND_RDSF :
817 value = fields->f_r1;
819 case OR1K_OPERAND_SIMM16 :
820 value = fields->f_simm16;
822 case OR1K_OPERAND_SIMM16_SPLIT :
823 value = fields->f_simm16_split;
825 case OR1K_OPERAND_UIMM16 :
826 value = fields->f_uimm16;
828 case OR1K_OPERAND_UIMM16_SPLIT :
829 value = fields->f_uimm16_split;
831 case OR1K_OPERAND_UIMM6 :
832 value = fields->f_uimm6;
836 /* xgettext:c-format */
837 fprintf (stderr, _("Unrecognized field %d while getting int operand.\n"),
846 or1k_cgen_get_vma_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
848 const CGEN_FIELDS * fields)
854 case OR1K_OPERAND_DISP26 :
855 value = fields->f_disp26;
857 case OR1K_OPERAND_RA :
858 value = fields->f_r2;
860 case OR1K_OPERAND_RADF :
861 value = fields->f_r1;
863 case OR1K_OPERAND_RASF :
864 value = fields->f_r2;
866 case OR1K_OPERAND_RB :
867 value = fields->f_r3;
869 case OR1K_OPERAND_RBDF :
870 value = fields->f_r1;
872 case OR1K_OPERAND_RBSF :
873 value = fields->f_r3;
875 case OR1K_OPERAND_RD :
876 value = fields->f_r1;
878 case OR1K_OPERAND_RDDF :
879 value = fields->f_r1;
881 case OR1K_OPERAND_RDSF :
882 value = fields->f_r1;
884 case OR1K_OPERAND_SIMM16 :
885 value = fields->f_simm16;
887 case OR1K_OPERAND_SIMM16_SPLIT :
888 value = fields->f_simm16_split;
890 case OR1K_OPERAND_UIMM16 :
891 value = fields->f_uimm16;
893 case OR1K_OPERAND_UIMM16_SPLIT :
894 value = fields->f_uimm16_split;
896 case OR1K_OPERAND_UIMM6 :
897 value = fields->f_uimm6;
901 /* xgettext:c-format */
902 fprintf (stderr, _("Unrecognized field %d while getting vma operand.\n"),
910 void or1k_cgen_set_int_operand (CGEN_CPU_DESC, int, CGEN_FIELDS *, int);
911 void or1k_cgen_set_vma_operand (CGEN_CPU_DESC, int, CGEN_FIELDS *, bfd_vma);
913 /* Stuffing values in cgen_fields is handled by a collection of functions.
914 They are distinguished by the type of the VALUE argument they accept.
915 TODO: floating point, inlining support, remove cases where argument type
919 or1k_cgen_set_int_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
921 CGEN_FIELDS * fields,
926 case OR1K_OPERAND_DISP26 :
927 fields->f_disp26 = value;
929 case OR1K_OPERAND_RA :
930 fields->f_r2 = value;
932 case OR1K_OPERAND_RADF :
933 fields->f_r1 = value;
935 case OR1K_OPERAND_RASF :
936 fields->f_r2 = value;
938 case OR1K_OPERAND_RB :
939 fields->f_r3 = value;
941 case OR1K_OPERAND_RBDF :
942 fields->f_r1 = value;
944 case OR1K_OPERAND_RBSF :
945 fields->f_r3 = value;
947 case OR1K_OPERAND_RD :
948 fields->f_r1 = value;
950 case OR1K_OPERAND_RDDF :
951 fields->f_r1 = value;
953 case OR1K_OPERAND_RDSF :
954 fields->f_r1 = value;
956 case OR1K_OPERAND_SIMM16 :
957 fields->f_simm16 = value;
959 case OR1K_OPERAND_SIMM16_SPLIT :
960 fields->f_simm16_split = value;
962 case OR1K_OPERAND_UIMM16 :
963 fields->f_uimm16 = value;
965 case OR1K_OPERAND_UIMM16_SPLIT :
966 fields->f_uimm16_split = value;
968 case OR1K_OPERAND_UIMM6 :
969 fields->f_uimm6 = value;
973 /* xgettext:c-format */
974 fprintf (stderr, _("Unrecognized field %d while setting int operand.\n"),
981 or1k_cgen_set_vma_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
983 CGEN_FIELDS * fields,
988 case OR1K_OPERAND_DISP26 :
989 fields->f_disp26 = value;
991 case OR1K_OPERAND_RA :
992 fields->f_r2 = value;
994 case OR1K_OPERAND_RADF :
995 fields->f_r1 = value;
997 case OR1K_OPERAND_RASF :
998 fields->f_r2 = value;
1000 case OR1K_OPERAND_RB :
1001 fields->f_r3 = value;
1003 case OR1K_OPERAND_RBDF :
1004 fields->f_r1 = value;
1006 case OR1K_OPERAND_RBSF :
1007 fields->f_r3 = value;
1009 case OR1K_OPERAND_RD :
1010 fields->f_r1 = value;
1012 case OR1K_OPERAND_RDDF :
1013 fields->f_r1 = value;
1015 case OR1K_OPERAND_RDSF :
1016 fields->f_r1 = value;
1018 case OR1K_OPERAND_SIMM16 :
1019 fields->f_simm16 = value;
1021 case OR1K_OPERAND_SIMM16_SPLIT :
1022 fields->f_simm16_split = value;
1024 case OR1K_OPERAND_UIMM16 :
1025 fields->f_uimm16 = value;
1027 case OR1K_OPERAND_UIMM16_SPLIT :
1028 fields->f_uimm16_split = value;
1030 case OR1K_OPERAND_UIMM6 :
1031 fields->f_uimm6 = value;
1035 /* xgettext:c-format */
1036 fprintf (stderr, _("Unrecognized field %d while setting vma operand.\n"),
1042 /* Function to call before using the instruction builder tables. */
1045 or1k_cgen_init_ibld_table (CGEN_CPU_DESC cd)
1047 cd->insert_handlers = & or1k_cgen_insert_handlers[0];
1048 cd->extract_handlers = & or1k_cgen_extract_handlers[0];
1050 cd->insert_operand = or1k_cgen_insert_operand;
1051 cd->extract_operand = or1k_cgen_extract_operand;
1053 cd->get_int_operand = or1k_cgen_get_int_operand;
1054 cd->set_int_operand = or1k_cgen_set_int_operand;
1055 cd->get_vma_operand = or1k_cgen_get_vma_operand;
1056 cd->set_vma_operand = or1k_cgen_set_vma_operand;