1 /* DO NOT EDIT! -*- buffer-read-only: t -*- vi:set ro: */
2 /* Instruction building/extraction support for or1k. -*- C -*-
4 THIS FILE IS MACHINE GENERATED WITH CGEN: Cpu tools GENerator.
5 - the resultant file is machine generated, cgen-ibld.in isn't
7 Copyright (C) 1996-2019 Free Software Foundation, Inc.
9 This file is part of libopcodes.
11 This library is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 3, or (at your option)
16 It is distributed in the hope that it will be useful, but WITHOUT
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
18 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
19 License for more details.
21 You should have received a copy of the GNU General Public License
22 along with this program; if not, write to the Free Software Foundation, Inc.,
23 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
25 /* ??? Eventually more and more of this stuff can go to cpu-independent files.
34 #include "or1k-desc.h"
36 #include "cgen/basic-modes.h"
38 #include "safe-ctype.h"
41 #define min(a,b) ((a) < (b) ? (a) : (b))
43 #define max(a,b) ((a) > (b) ? (a) : (b))
45 /* Used by the ifield rtx function. */
46 #define FLD(f) (fields->f)
48 static const char * insert_normal
49 (CGEN_CPU_DESC, long, unsigned int, unsigned int, unsigned int,
50 unsigned int, unsigned int, unsigned int, CGEN_INSN_BYTES_PTR);
51 static const char * insert_insn_normal
52 (CGEN_CPU_DESC, const CGEN_INSN *,
53 CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma);
54 static int extract_normal
55 (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, CGEN_INSN_INT,
56 unsigned int, unsigned int, unsigned int, unsigned int,
57 unsigned int, unsigned int, bfd_vma, long *);
58 static int extract_insn_normal
59 (CGEN_CPU_DESC, const CGEN_INSN *, CGEN_EXTRACT_INFO *,
60 CGEN_INSN_INT, CGEN_FIELDS *, bfd_vma);
62 static void put_insn_int_value
63 (CGEN_CPU_DESC, CGEN_INSN_BYTES_PTR, int, int, CGEN_INSN_INT);
66 static CGEN_INLINE void insert_1
67 (CGEN_CPU_DESC, unsigned long, int, int, int, unsigned char *);
68 static CGEN_INLINE int fill_cache
69 (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, int, int, bfd_vma);
70 static CGEN_INLINE long extract_1
71 (CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, int, int, int, unsigned char *, bfd_vma);
74 /* Operand insertion. */
78 /* Subroutine of insert_normal. */
80 static CGEN_INLINE void
81 insert_1 (CGEN_CPU_DESC cd,
91 x = cgen_get_insn_value (cd, bufp, word_length);
93 /* Written this way to avoid undefined behaviour. */
94 mask = (((1L << (length - 1)) - 1) << 1) | 1;
96 shift = (start + 1) - length;
98 shift = (word_length - (start + length));
99 x = (x & ~(mask << shift)) | ((value & mask) << shift);
101 cgen_put_insn_value (cd, bufp, word_length, (bfd_vma) x);
104 #endif /* ! CGEN_INT_INSN_P */
106 /* Default insertion routine.
108 ATTRS is a mask of the boolean attributes.
109 WORD_OFFSET is the offset in bits from the start of the insn of the value.
110 WORD_LENGTH is the length of the word in bits in which the value resides.
111 START is the starting bit number in the word, architecture origin.
112 LENGTH is the length of VALUE in bits.
113 TOTAL_LENGTH is the total length of the insn in bits.
115 The result is an error message or NULL if success. */
117 /* ??? This duplicates functionality with bfd's howto table and
118 bfd_install_relocation. */
119 /* ??? This doesn't handle bfd_vma's. Create another function when
123 insert_normal (CGEN_CPU_DESC cd,
126 unsigned int word_offset,
129 unsigned int word_length,
130 unsigned int total_length,
131 CGEN_INSN_BYTES_PTR buffer)
133 static char errbuf[100];
134 /* Written this way to avoid undefined behaviour. */
135 unsigned long mask = (((1L << (length - 1)) - 1) << 1) | 1;
137 /* If LENGTH is zero, this operand doesn't contribute to the value. */
141 if (word_length > 8 * sizeof (CGEN_INSN_INT))
144 /* For architectures with insns smaller than the base-insn-bitsize,
145 word_length may be too big. */
146 if (cd->min_insn_bitsize < cd->base_insn_bitsize)
149 && word_length > total_length)
150 word_length = total_length;
153 /* Ensure VALUE will fit. */
154 if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGN_OPT))
156 long minval = - (1L << (length - 1));
157 unsigned long maxval = mask;
159 if ((value > 0 && (unsigned long) value > maxval)
162 /* xgettext:c-format */
164 _("operand out of range (%ld not between %ld and %lu)"),
165 value, minval, maxval);
169 else if (! CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED))
171 unsigned long maxval = mask;
172 unsigned long val = (unsigned long) value;
174 /* For hosts with a word size > 32 check to see if value has been sign
175 extended beyond 32 bits. If so then ignore these higher sign bits
176 as the user is attempting to store a 32-bit signed value into an
177 unsigned 32-bit field which is allowed. */
178 if (sizeof (unsigned long) > 4 && ((value >> 32) == -1))
183 /* xgettext:c-format */
185 _("operand out of range (0x%lx not between 0 and 0x%lx)"),
192 if (! cgen_signed_overflow_ok_p (cd))
194 long minval = - (1L << (length - 1));
195 long maxval = (1L << (length - 1)) - 1;
197 if (value < minval || value > maxval)
200 /* xgettext:c-format */
201 (errbuf, _("operand out of range (%ld not between %ld and %ld)"),
202 value, minval, maxval);
211 int shift_within_word, shift_to_word, shift;
213 /* How to shift the value to BIT0 of the word. */
214 shift_to_word = total_length - (word_offset + word_length);
216 /* How to shift the value to the field within the word. */
217 if (CGEN_INSN_LSB0_P)
218 shift_within_word = start + 1 - length;
220 shift_within_word = word_length - start - length;
222 /* The total SHIFT, then mask in the value. */
223 shift = shift_to_word + shift_within_word;
224 *buffer = (*buffer & ~(mask << shift)) | ((value & mask) << shift);
227 #else /* ! CGEN_INT_INSN_P */
230 unsigned char *bufp = (unsigned char *) buffer + word_offset / 8;
232 insert_1 (cd, value, start, length, word_length, bufp);
235 #endif /* ! CGEN_INT_INSN_P */
240 /* Default insn builder (insert handler).
241 The instruction is recorded in CGEN_INT_INSN_P byte order (meaning
242 that if CGEN_INSN_BYTES_PTR is an int * and thus, the value is
243 recorded in host byte order, otherwise BUFFER is an array of bytes
244 and the value is recorded in target byte order).
245 The result is an error message or NULL if success. */
248 insert_insn_normal (CGEN_CPU_DESC cd,
249 const CGEN_INSN * insn,
250 CGEN_FIELDS * fields,
251 CGEN_INSN_BYTES_PTR buffer,
254 const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
256 const CGEN_SYNTAX_CHAR_TYPE * syn;
258 CGEN_INIT_INSERT (cd);
259 value = CGEN_INSN_BASE_VALUE (insn);
261 /* If we're recording insns as numbers (rather than a string of bytes),
262 target byte order handling is deferred until later. */
266 put_insn_int_value (cd, buffer, cd->base_insn_bitsize,
267 CGEN_FIELDS_BITSIZE (fields), value);
271 cgen_put_insn_value (cd, buffer, min ((unsigned) cd->base_insn_bitsize,
272 (unsigned) CGEN_FIELDS_BITSIZE (fields)),
275 #endif /* ! CGEN_INT_INSN_P */
277 /* ??? It would be better to scan the format's fields.
278 Still need to be able to insert a value based on the operand though;
279 e.g. storing a branch displacement that got resolved later.
280 Needs more thought first. */
282 for (syn = CGEN_SYNTAX_STRING (syntax); * syn; ++ syn)
286 if (CGEN_SYNTAX_CHAR_P (* syn))
289 errmsg = (* cd->insert_operand) (cd, CGEN_SYNTAX_FIELD (*syn),
299 /* Cover function to store an insn value into an integral insn. Must go here
300 because it needs <prefix>-desc.h for CGEN_INT_INSN_P. */
303 put_insn_int_value (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
304 CGEN_INSN_BYTES_PTR buf,
309 /* For architectures with insns smaller than the base-insn-bitsize,
310 length may be too big. */
311 if (length > insn_length)
315 int shift = insn_length - length;
316 /* Written this way to avoid undefined behaviour. */
317 CGEN_INSN_INT mask = (((1L << (length - 1)) - 1) << 1) | 1;
319 *buf = (*buf & ~(mask << shift)) | ((value & mask) << shift);
324 /* Operand extraction. */
326 #if ! CGEN_INT_INSN_P
328 /* Subroutine of extract_normal.
329 Ensure sufficient bytes are cached in EX_INFO.
330 OFFSET is the offset in bytes from the start of the insn of the value.
331 BYTES is the length of the needed value.
332 Returns 1 for success, 0 for failure. */
334 static CGEN_INLINE int
335 fill_cache (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
336 CGEN_EXTRACT_INFO *ex_info,
341 /* It's doubtful that the middle part has already been fetched so
342 we don't optimize that case. kiss. */
344 disassemble_info *info = (disassemble_info *) ex_info->dis_info;
346 /* First do a quick check. */
347 mask = (1 << bytes) - 1;
348 if (((ex_info->valid >> offset) & mask) == mask)
351 /* Search for the first byte we need to read. */
352 for (mask = 1 << offset; bytes > 0; --bytes, ++offset, mask <<= 1)
353 if (! (mask & ex_info->valid))
361 status = (*info->read_memory_func)
362 (pc, ex_info->insn_bytes + offset, bytes, info);
366 (*info->memory_error_func) (status, pc, info);
370 ex_info->valid |= ((1 << bytes) - 1) << offset;
376 /* Subroutine of extract_normal. */
378 static CGEN_INLINE long
379 extract_1 (CGEN_CPU_DESC cd,
380 CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED,
385 bfd_vma pc ATTRIBUTE_UNUSED)
390 x = cgen_get_insn_value (cd, bufp, word_length);
392 if (CGEN_INSN_LSB0_P)
393 shift = (start + 1) - length;
395 shift = (word_length - (start + length));
399 #endif /* ! CGEN_INT_INSN_P */
401 /* Default extraction routine.
403 INSN_VALUE is the first base_insn_bitsize bits of the insn in host order,
404 or sometimes less for cases like the m32r where the base insn size is 32
405 but some insns are 16 bits.
406 ATTRS is a mask of the boolean attributes. We only need `SIGNED',
407 but for generality we take a bitmask of all of them.
408 WORD_OFFSET is the offset in bits from the start of the insn of the value.
409 WORD_LENGTH is the length of the word in bits in which the value resides.
410 START is the starting bit number in the word, architecture origin.
411 LENGTH is the length of VALUE in bits.
412 TOTAL_LENGTH is the total length of the insn in bits.
414 Returns 1 for success, 0 for failure. */
416 /* ??? The return code isn't properly used. wip. */
418 /* ??? This doesn't handle bfd_vma's. Create another function when
422 extract_normal (CGEN_CPU_DESC cd,
423 #if ! CGEN_INT_INSN_P
424 CGEN_EXTRACT_INFO *ex_info,
426 CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED,
428 CGEN_INSN_INT insn_value,
430 unsigned int word_offset,
433 unsigned int word_length,
434 unsigned int total_length,
435 #if ! CGEN_INT_INSN_P
438 bfd_vma pc ATTRIBUTE_UNUSED,
444 /* If LENGTH is zero, this operand doesn't contribute to the value
445 so give it a standard value of zero. */
452 if (word_length > 8 * sizeof (CGEN_INSN_INT))
455 /* For architectures with insns smaller than the insn-base-bitsize,
456 word_length may be too big. */
457 if (cd->min_insn_bitsize < cd->base_insn_bitsize)
459 if (word_offset + word_length > total_length)
460 word_length = total_length - word_offset;
463 /* Does the value reside in INSN_VALUE, and at the right alignment? */
465 if (CGEN_INT_INSN_P || (word_offset == 0 && word_length == total_length))
467 if (CGEN_INSN_LSB0_P)
468 value = insn_value >> ((word_offset + start + 1) - length);
470 value = insn_value >> (total_length - ( word_offset + start + length));
473 #if ! CGEN_INT_INSN_P
477 unsigned char *bufp = ex_info->insn_bytes + word_offset / 8;
479 if (word_length > 8 * sizeof (CGEN_INSN_INT))
482 if (fill_cache (cd, ex_info, word_offset / 8, word_length / 8, pc) == 0)
485 value = extract_1 (cd, ex_info, start, length, word_length, bufp, pc);
488 #endif /* ! CGEN_INT_INSN_P */
490 /* Written this way to avoid undefined behaviour. */
491 mask = (((1L << (length - 1)) - 1) << 1) | 1;
495 if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED)
496 && (value & (1L << (length - 1))))
504 /* Default insn extractor.
506 INSN_VALUE is the first base_insn_bitsize bits, translated to host order.
507 The extracted fields are stored in FIELDS.
508 EX_INFO is used to handle reading variable length insns.
509 Return the length of the insn in bits, or 0 if no match,
510 or -1 if an error occurs fetching data (memory_error_func will have
514 extract_insn_normal (CGEN_CPU_DESC cd,
515 const CGEN_INSN *insn,
516 CGEN_EXTRACT_INFO *ex_info,
517 CGEN_INSN_INT insn_value,
521 const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
522 const CGEN_SYNTAX_CHAR_TYPE *syn;
524 CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn);
526 CGEN_INIT_EXTRACT (cd);
528 for (syn = CGEN_SYNTAX_STRING (syntax); *syn; ++syn)
532 if (CGEN_SYNTAX_CHAR_P (*syn))
535 length = (* cd->extract_operand) (cd, CGEN_SYNTAX_FIELD (*syn),
536 ex_info, insn_value, fields, pc);
541 /* We recognized and successfully extracted this insn. */
542 return CGEN_INSN_BITSIZE (insn);
545 /* Machine generated code added here. */
547 const char * or1k_cgen_insert_operand
548 (CGEN_CPU_DESC, int, CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma);
550 /* Main entry point for operand insertion.
552 This function is basically just a big switch statement. Earlier versions
553 used tables to look up the function to use, but
554 - if the table contains both assembler and disassembler functions then
555 the disassembler contains much of the assembler and vice-versa,
556 - there's a lot of inlining possibilities as things grow,
557 - using a switch statement avoids the function call overhead.
559 This function could be moved into `parse_insn_normal', but keeping it
560 separate makes clear the interface between `parse_insn_normal' and each of
561 the handlers. It's also needed by GAS to insert operands that couldn't be
562 resolved during parsing. */
565 or1k_cgen_insert_operand (CGEN_CPU_DESC cd,
567 CGEN_FIELDS * fields,
568 CGEN_INSN_BYTES_PTR buffer,
569 bfd_vma pc ATTRIBUTE_UNUSED)
571 const char * errmsg = NULL;
572 unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
576 case OR1K_OPERAND_DISP21 :
578 long value = fields->f_disp21;
579 value = ((((DI) (value) >> (13))) - (((DI) (pc) >> (13))));
580 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_ABS_ADDR), 0, 20, 21, 32, total_length, buffer);
583 case OR1K_OPERAND_DISP26 :
585 long value = fields->f_disp26;
586 value = ((DI) (((value) - (pc))) >> (2));
587 errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 25, 26, 32, total_length, buffer);
590 case OR1K_OPERAND_RA :
591 errmsg = insert_normal (cd, fields->f_r2, 0, 0, 20, 5, 32, total_length, buffer);
593 case OR1K_OPERAND_RADF :
594 errmsg = insert_normal (cd, fields->f_r1, 0, 0, 25, 5, 32, total_length, buffer);
596 case OR1K_OPERAND_RASF :
597 errmsg = insert_normal (cd, fields->f_r2, 0, 0, 20, 5, 32, total_length, buffer);
599 case OR1K_OPERAND_RB :
600 errmsg = insert_normal (cd, fields->f_r3, 0, 0, 15, 5, 32, total_length, buffer);
602 case OR1K_OPERAND_RBDF :
603 errmsg = insert_normal (cd, fields->f_r1, 0, 0, 25, 5, 32, total_length, buffer);
605 case OR1K_OPERAND_RBSF :
606 errmsg = insert_normal (cd, fields->f_r3, 0, 0, 15, 5, 32, total_length, buffer);
608 case OR1K_OPERAND_RD :
609 errmsg = insert_normal (cd, fields->f_r1, 0, 0, 25, 5, 32, total_length, buffer);
611 case OR1K_OPERAND_RDDF :
612 errmsg = insert_normal (cd, fields->f_r1, 0, 0, 25, 5, 32, total_length, buffer);
614 case OR1K_OPERAND_RDSF :
615 errmsg = insert_normal (cd, fields->f_r1, 0, 0, 25, 5, 32, total_length, buffer);
617 case OR1K_OPERAND_SIMM16 :
618 errmsg = insert_normal (cd, fields->f_simm16, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_SIGN_OPT), 0, 15, 16, 32, total_length, buffer);
620 case OR1K_OPERAND_SIMM16_SPLIT :
623 FLD (f_imm16_25_5) = ((((INT) (FLD (f_simm16_split)) >> (11))) & (31));
624 FLD (f_imm16_10_11) = ((FLD (f_simm16_split)) & (2047));
626 errmsg = insert_normal (cd, fields->f_imm16_25_5, 0, 0, 25, 5, 32, total_length, buffer);
629 errmsg = insert_normal (cd, fields->f_imm16_10_11, 0, 0, 10, 11, 32, total_length, buffer);
634 case OR1K_OPERAND_UIMM16 :
635 errmsg = insert_normal (cd, fields->f_uimm16, 0, 0, 15, 16, 32, total_length, buffer);
637 case OR1K_OPERAND_UIMM16_SPLIT :
640 FLD (f_imm16_25_5) = ((((UINT) (FLD (f_uimm16_split)) >> (11))) & (31));
641 FLD (f_imm16_10_11) = ((FLD (f_uimm16_split)) & (2047));
643 errmsg = insert_normal (cd, fields->f_imm16_25_5, 0, 0, 25, 5, 32, total_length, buffer);
646 errmsg = insert_normal (cd, fields->f_imm16_10_11, 0, 0, 10, 11, 32, total_length, buffer);
651 case OR1K_OPERAND_UIMM6 :
652 errmsg = insert_normal (cd, fields->f_uimm6, 0, 0, 5, 6, 32, total_length, buffer);
656 /* xgettext:c-format */
657 opcodes_error_handler
658 (_("internal error: unrecognized field %d while building insn"),
666 int or1k_cgen_extract_operand
667 (CGEN_CPU_DESC, int, CGEN_EXTRACT_INFO *, CGEN_INSN_INT, CGEN_FIELDS *, bfd_vma);
669 /* Main entry point for operand extraction.
670 The result is <= 0 for error, >0 for success.
671 ??? Actual values aren't well defined right now.
673 This function is basically just a big switch statement. Earlier versions
674 used tables to look up the function to use, but
675 - if the table contains both assembler and disassembler functions then
676 the disassembler contains much of the assembler and vice-versa,
677 - there's a lot of inlining possibilities as things grow,
678 - using a switch statement avoids the function call overhead.
680 This function could be moved into `print_insn_normal', but keeping it
681 separate makes clear the interface between `print_insn_normal' and each of
685 or1k_cgen_extract_operand (CGEN_CPU_DESC cd,
687 CGEN_EXTRACT_INFO *ex_info,
688 CGEN_INSN_INT insn_value,
689 CGEN_FIELDS * fields,
692 /* Assume success (for those operands that are nops). */
694 unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
698 case OR1K_OPERAND_DISP21 :
701 length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_ABS_ADDR), 0, 20, 21, 32, total_length, pc, & value);
702 value = ((((value) + (((DI) (pc) >> (13))))) << (13));
703 fields->f_disp21 = value;
706 case OR1K_OPERAND_DISP26 :
709 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);
710 value = ((((value) << (2))) + (pc));
711 fields->f_disp26 = value;
714 case OR1K_OPERAND_RA :
715 length = extract_normal (cd, ex_info, insn_value, 0, 0, 20, 5, 32, total_length, pc, & fields->f_r2);
717 case OR1K_OPERAND_RADF :
718 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_r1);
720 case OR1K_OPERAND_RASF :
721 length = extract_normal (cd, ex_info, insn_value, 0, 0, 20, 5, 32, total_length, pc, & fields->f_r2);
723 case OR1K_OPERAND_RB :
724 length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 5, 32, total_length, pc, & fields->f_r3);
726 case OR1K_OPERAND_RBDF :
727 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_r1);
729 case OR1K_OPERAND_RBSF :
730 length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 5, 32, total_length, pc, & fields->f_r3);
732 case OR1K_OPERAND_RD :
733 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_r1);
735 case OR1K_OPERAND_RDDF :
736 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_r1);
738 case OR1K_OPERAND_RDSF :
739 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_r1);
741 case OR1K_OPERAND_SIMM16 :
742 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);
744 case OR1K_OPERAND_SIMM16_SPLIT :
746 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_imm16_25_5);
747 if (length <= 0) break;
748 length = extract_normal (cd, ex_info, insn_value, 0, 0, 10, 11, 32, total_length, pc, & fields->f_imm16_10_11);
749 if (length <= 0) break;
750 FLD (f_simm16_split) = ((HI) (UINT) (((((FLD (f_imm16_25_5)) << (11))) | (FLD (f_imm16_10_11)))));
753 case OR1K_OPERAND_UIMM16 :
754 length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 16, 32, total_length, pc, & fields->f_uimm16);
756 case OR1K_OPERAND_UIMM16_SPLIT :
758 length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_imm16_25_5);
759 if (length <= 0) break;
760 length = extract_normal (cd, ex_info, insn_value, 0, 0, 10, 11, 32, total_length, pc, & fields->f_imm16_10_11);
761 if (length <= 0) break;
762 FLD (f_uimm16_split) = ((UHI) (UINT) (((((FLD (f_imm16_25_5)) << (11))) | (FLD (f_imm16_10_11)))));
765 case OR1K_OPERAND_UIMM6 :
766 length = extract_normal (cd, ex_info, insn_value, 0, 0, 5, 6, 32, total_length, pc, & fields->f_uimm6);
770 /* xgettext:c-format */
771 opcodes_error_handler
772 (_("internal error: unrecognized field %d while decoding insn"),
780 cgen_insert_fn * const or1k_cgen_insert_handlers[] =
785 cgen_extract_fn * const or1k_cgen_extract_handlers[] =
790 int or1k_cgen_get_int_operand (CGEN_CPU_DESC, int, const CGEN_FIELDS *);
791 bfd_vma or1k_cgen_get_vma_operand (CGEN_CPU_DESC, int, const CGEN_FIELDS *);
793 /* Getting values from cgen_fields is handled by a collection of functions.
794 They are distinguished by the type of the VALUE argument they return.
795 TODO: floating point, inlining support, remove cases where result type
799 or1k_cgen_get_int_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
801 const CGEN_FIELDS * fields)
807 case OR1K_OPERAND_DISP21 :
808 value = fields->f_disp21;
810 case OR1K_OPERAND_DISP26 :
811 value = fields->f_disp26;
813 case OR1K_OPERAND_RA :
814 value = fields->f_r2;
816 case OR1K_OPERAND_RADF :
817 value = fields->f_r1;
819 case OR1K_OPERAND_RASF :
820 value = fields->f_r2;
822 case OR1K_OPERAND_RB :
823 value = fields->f_r3;
825 case OR1K_OPERAND_RBDF :
826 value = fields->f_r1;
828 case OR1K_OPERAND_RBSF :
829 value = fields->f_r3;
831 case OR1K_OPERAND_RD :
832 value = fields->f_r1;
834 case OR1K_OPERAND_RDDF :
835 value = fields->f_r1;
837 case OR1K_OPERAND_RDSF :
838 value = fields->f_r1;
840 case OR1K_OPERAND_SIMM16 :
841 value = fields->f_simm16;
843 case OR1K_OPERAND_SIMM16_SPLIT :
844 value = fields->f_simm16_split;
846 case OR1K_OPERAND_UIMM16 :
847 value = fields->f_uimm16;
849 case OR1K_OPERAND_UIMM16_SPLIT :
850 value = fields->f_uimm16_split;
852 case OR1K_OPERAND_UIMM6 :
853 value = fields->f_uimm6;
857 /* xgettext:c-format */
858 opcodes_error_handler
859 (_("internal error: unrecognized field %d while getting int operand"),
868 or1k_cgen_get_vma_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
870 const CGEN_FIELDS * fields)
876 case OR1K_OPERAND_DISP21 :
877 value = fields->f_disp21;
879 case OR1K_OPERAND_DISP26 :
880 value = fields->f_disp26;
882 case OR1K_OPERAND_RA :
883 value = fields->f_r2;
885 case OR1K_OPERAND_RADF :
886 value = fields->f_r1;
888 case OR1K_OPERAND_RASF :
889 value = fields->f_r2;
891 case OR1K_OPERAND_RB :
892 value = fields->f_r3;
894 case OR1K_OPERAND_RBDF :
895 value = fields->f_r1;
897 case OR1K_OPERAND_RBSF :
898 value = fields->f_r3;
900 case OR1K_OPERAND_RD :
901 value = fields->f_r1;
903 case OR1K_OPERAND_RDDF :
904 value = fields->f_r1;
906 case OR1K_OPERAND_RDSF :
907 value = fields->f_r1;
909 case OR1K_OPERAND_SIMM16 :
910 value = fields->f_simm16;
912 case OR1K_OPERAND_SIMM16_SPLIT :
913 value = fields->f_simm16_split;
915 case OR1K_OPERAND_UIMM16 :
916 value = fields->f_uimm16;
918 case OR1K_OPERAND_UIMM16_SPLIT :
919 value = fields->f_uimm16_split;
921 case OR1K_OPERAND_UIMM6 :
922 value = fields->f_uimm6;
926 /* xgettext:c-format */
927 opcodes_error_handler
928 (_("internal error: unrecognized field %d while getting vma operand"),
936 void or1k_cgen_set_int_operand (CGEN_CPU_DESC, int, CGEN_FIELDS *, int);
937 void or1k_cgen_set_vma_operand (CGEN_CPU_DESC, int, CGEN_FIELDS *, bfd_vma);
939 /* Stuffing values in cgen_fields is handled by a collection of functions.
940 They are distinguished by the type of the VALUE argument they accept.
941 TODO: floating point, inlining support, remove cases where argument type
945 or1k_cgen_set_int_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
947 CGEN_FIELDS * fields,
952 case OR1K_OPERAND_DISP21 :
953 fields->f_disp21 = value;
955 case OR1K_OPERAND_DISP26 :
956 fields->f_disp26 = value;
958 case OR1K_OPERAND_RA :
959 fields->f_r2 = value;
961 case OR1K_OPERAND_RADF :
962 fields->f_r1 = value;
964 case OR1K_OPERAND_RASF :
965 fields->f_r2 = value;
967 case OR1K_OPERAND_RB :
968 fields->f_r3 = value;
970 case OR1K_OPERAND_RBDF :
971 fields->f_r1 = value;
973 case OR1K_OPERAND_RBSF :
974 fields->f_r3 = value;
976 case OR1K_OPERAND_RD :
977 fields->f_r1 = value;
979 case OR1K_OPERAND_RDDF :
980 fields->f_r1 = value;
982 case OR1K_OPERAND_RDSF :
983 fields->f_r1 = value;
985 case OR1K_OPERAND_SIMM16 :
986 fields->f_simm16 = value;
988 case OR1K_OPERAND_SIMM16_SPLIT :
989 fields->f_simm16_split = value;
991 case OR1K_OPERAND_UIMM16 :
992 fields->f_uimm16 = value;
994 case OR1K_OPERAND_UIMM16_SPLIT :
995 fields->f_uimm16_split = value;
997 case OR1K_OPERAND_UIMM6 :
998 fields->f_uimm6 = value;
1002 /* xgettext:c-format */
1003 opcodes_error_handler
1004 (_("internal error: unrecognized field %d while setting int operand"),
1011 or1k_cgen_set_vma_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
1013 CGEN_FIELDS * fields,
1018 case OR1K_OPERAND_DISP21 :
1019 fields->f_disp21 = value;
1021 case OR1K_OPERAND_DISP26 :
1022 fields->f_disp26 = value;
1024 case OR1K_OPERAND_RA :
1025 fields->f_r2 = value;
1027 case OR1K_OPERAND_RADF :
1028 fields->f_r1 = value;
1030 case OR1K_OPERAND_RASF :
1031 fields->f_r2 = value;
1033 case OR1K_OPERAND_RB :
1034 fields->f_r3 = value;
1036 case OR1K_OPERAND_RBDF :
1037 fields->f_r1 = value;
1039 case OR1K_OPERAND_RBSF :
1040 fields->f_r3 = value;
1042 case OR1K_OPERAND_RD :
1043 fields->f_r1 = value;
1045 case OR1K_OPERAND_RDDF :
1046 fields->f_r1 = value;
1048 case OR1K_OPERAND_RDSF :
1049 fields->f_r1 = value;
1051 case OR1K_OPERAND_SIMM16 :
1052 fields->f_simm16 = value;
1054 case OR1K_OPERAND_SIMM16_SPLIT :
1055 fields->f_simm16_split = value;
1057 case OR1K_OPERAND_UIMM16 :
1058 fields->f_uimm16 = value;
1060 case OR1K_OPERAND_UIMM16_SPLIT :
1061 fields->f_uimm16_split = value;
1063 case OR1K_OPERAND_UIMM6 :
1064 fields->f_uimm6 = value;
1068 /* xgettext:c-format */
1069 opcodes_error_handler
1070 (_("internal error: unrecognized field %d while setting vma operand"),
1076 /* Function to call before using the instruction builder tables. */
1079 or1k_cgen_init_ibld_table (CGEN_CPU_DESC cd)
1081 cd->insert_handlers = & or1k_cgen_insert_handlers[0];
1082 cd->extract_handlers = & or1k_cgen_extract_handlers[0];
1084 cd->insert_operand = or1k_cgen_insert_operand;
1085 cd->extract_operand = or1k_cgen_extract_operand;
1087 cd->get_int_operand = or1k_cgen_get_int_operand;
1088 cd->set_int_operand = or1k_cgen_set_int_operand;
1089 cd->get_vma_operand = or1k_cgen_get_vma_operand;
1090 cd->set_vma_operand = or1k_cgen_set_vma_operand;