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Add support for Score7 architecture.
[deliverable/binutils-gdb.git] / gas / config / tc-score.c
CommitLineData
1c0d3aa6 1/* tc-score.c -- Assembler for Score
c3b7224a 2 Copyright 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
1c0d3aa6 3 Contributed by:
c3b7224a 4 Brain.lin (brain.lin@sunplusct.com)
1c0d3aa6
NC		 5 Mei Ligang (ligang@sunnorth.com.cn)
6 Pei-Lin Tsai (pltsai@sunplus.com)
7
8 This file is part of GAS, the GNU Assembler.
9
10 GAS is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
ec2655a6 12 the Free Software Foundation; either version 3, or (at your option)
1c0d3aa6
NC		 13 any later version.
14
15 GAS 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.
19
20 You should have received a copy of the GNU General Public License
21 along with GAS; see the file COPYING. If not, write to the Free
22 Software Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
23 02110-1301, USA. */
24
c3b7224a
NC		 25#include "tc-score7.c"
26
27static void s3_s_score_bss (int ignore ATTRIBUTE_UNUSED);
28static void s3_s_score_text (int ignore);
29static void s3_score_s_section (int ignore);
30static void s3_s_change_sec (int sec);
31static void s3_s_score_mask (int reg_type ATTRIBUTE_UNUSED);
32static void s3_s_score_ent (int aent);
33static void s3_s_score_frame (int ignore ATTRIBUTE_UNUSED);
34static void s3_s_score_end (int x ATTRIBUTE_UNUSED);
35static void s3_s_score_set (int x ATTRIBUTE_UNUSED);
36static void s3_s_score_cpload (int ignore ATTRIBUTE_UNUSED);
37static void s3_s_score_cprestore (int ignore ATTRIBUTE_UNUSED);
38static void s3_s_score_gpword (int ignore ATTRIBUTE_UNUSED);
39static void s3_s_score_cpadd (int ignore ATTRIBUTE_UNUSED);
40static void s3_s_score_lcomm (int bytes_p);
41
42static void s_score_bss (int ignore ATTRIBUTE_UNUSED);
43static void s_score_text (int ignore);
44static void s_section (int ignore);
45static void s_change_sec (int sec);
46static void s_score_mask (int reg_type ATTRIBUTE_UNUSED);
47static void s_score_ent (int aent);
48static void s_score_frame (int ignore ATTRIBUTE_UNUSED);
49static void s_score_end (int x ATTRIBUTE_UNUSED);
50static void s_score_set (int x ATTRIBUTE_UNUSED);
51static void s_score_cpload (int ignore ATTRIBUTE_UNUSED);
52static void s_score_cprestore (int ignore ATTRIBUTE_UNUSED);
53static void s_score_gpword (int ignore ATTRIBUTE_UNUSED);
54static void s_score_cpadd (int ignore ATTRIBUTE_UNUSED);
55static void s_score_lcomm (int bytes_p);
56
57/* s3: hooks. */
58static void s3_md_number_to_chars (char *buf, valueT val, int n);
59static valueT s3_md_chars_to_number (char *buf, int n);
60static void s3_assemble (char *str);
61static void s3_operand (expressionS * expr);
62static void s3_begin (void);
63static void s3_number_to_chars (char *buf, valueT val, int n);
64static char *s3_atof (int type, char *litP, int *sizeP);
65static void s3_frag_check (fragS * fragp ATTRIBUTE_UNUSED);
66static void s3_validate_fix (fixS *fixP);
67static int s3_force_relocation (struct fix *fixp);
68static bfd_boolean s3_fix_adjustable (fixS * fixP);
69static void s3_elf_final_processing (void);
70static int s3_estimate_size_before_relax (fragS * fragp, asection * sec ATTRIBUTE_UNUSED);
71static int s3_relax_frag (asection * sec ATTRIBUTE_UNUSED, fragS * fragp, long stretch ATTRIBUTE_UNUSED);
72static void s3_convert_frag (bfd * abfd ATTRIBUTE_UNUSED, segT sec ATTRIBUTE_UNUSED, fragS * fragp);
73static long s3_pcrel_from (fixS * fixP);
74static valueT s3_section_align (segT segment ATTRIBUTE_UNUSED, valueT size);
75static void s3_apply_fix (fixS *fixP, valueT *valP, segT seg);
76static arelent **s3_gen_reloc (asection * section ATTRIBUTE_UNUSED, fixS * fixp);
77
78/* s3: utils. */
79static void s3_do_ldst_insn (char *);
80static void s3_do_crdcrscrsimm5 (char *);
81static void s3_do_ldst_unalign (char *);
82static void s3_do_ldst_atomic (char *);
83static void s3_do_ldst_cop (char *);
84static void s3_do_macro_li_rdi32 (char *);
85static void s3_do_macro_la_rdi32 (char *);
86static void s3_do_macro_rdi32hi (char *);
87static void s3_do_macro_rdi32lo (char *);
88static void s3_do_macro_mul_rdrsrs (char *);
89static void s3_do_macro_bcmp (char *);
90static void s3_do_macro_bcmpz (char *);
91static void s3_do_macro_ldst_label (char *);
92static void s3_do_branch (char *);
93static void s3_do_jump (char *);
94static void s3_do_empty (char *);
95static void s3_do16_int (char *);
96static void s3_do_rdrsrs (char *);
97static void s3_do_rdsi16 (char *);
98static void s3_do_rdrssi14 (char *);
99static void s3_do_sub_rdsi16 (char *);
100static void s3_do_sub_rdi16 (char *);
101static void s3_do_sub_rdrssi14 (char *);
102static void s3_do_rdrsi5 (char *);
103static void s3_do_rdrsi14 (char *);
104static void s3_do_rdi16 (char *);
105static void s3_do_ldis (char *);
106static void s3_do_xrsi5 (char *);
107static void s3_do_rdrs (char *);
108static void s3_do_rdxrs (char *);
109static void s3_do_rsrs (char *);
110static void s3_do_rdcrs (char *);
111static void s3_do_rdsrs (char *);
112static void s3_do_rd (char *);
113static void s3_do16_dsp (char *);
114static void s3_do16_dsp2 (char *);
115static void s3_do_dsp (char *);
116static void s3_do_dsp2 (char *);
117static void s3_do_dsp3 (char *);
118static void s3_do_rs (char *);
119static void s3_do_i15 (char *);
120static void s3_do_xi5x (char *);
121static void s3_do_ceinst (char *);
122static void s3_do_cache (char *);
123static void s3_do16_rdrs2 (char *);
124static void s3_do16_br (char *);
125static void s3_do16_brr (char *);
126static void s3_do_ltb (char *);
127static void s3_do16_mv_cmp (char *);
128static void s3_do16_addi (char *);
129static void s3_do16_cmpi (char *);
130static void s3_do16_rdi5 (char *);
131static void s3_do16_xi5 (char *);
132static void s3_do16_ldst_insn (char *);
133static void s3_do16_slli_srli(char *);
134static void s3_do16_ldiu(char *);
135static void s3_do16_push_pop (char *);
136static void s3_do16_rpush (char *);
137static void s3_do16_rpop (char *);
138static void s3_do16_branch (char *);
139static void s3_do_lw48 (char *);
140static void s3_do_sw48 (char *);
141static void s3_do_ldi48 (char *);
142static void s3_do_sdbbp48 (char *);
143static void s3_do_and48 (char *);
144static void s3_do_or48 (char *);
145static void s3_do_mbitclr (char *);
146static void s3_do_mbitset (char *);
147static void s3_do_rdi16_pic (char *);
148static void s3_do_addi_s_pic (char *);
149static void s3_do_addi_u_pic (char *);
150static void s3_do_lw_pic (char *);
151
152#define MARCH_SCORE3 "score3"
153#define MARCH_SCORE3D "score3d"
154#define MARCH_SCORE7 "score7"
155#define MARCH_SCORE7D "score7d"
156#define MARCH_SCORE5 "score5"
157#define MARCH_SCORE5U "score5u"
158
159#define SCORE_BI_ENDIAN
160
161#ifdef SCORE_BI_ENDIAN
162#define OPTION_EB (OPTION_MD_BASE + 0)
163#define OPTION_EL (OPTION_MD_BASE + 1)
164#else
165#if TARGET_BYTES_BIG_ENDIAN
166#define OPTION_EB (OPTION_MD_BASE + 0)
167#else
168#define OPTION_EL (OPTION_MD_BASE + 1)
169#endif
170#endif
171#define OPTION_FIXDD (OPTION_MD_BASE + 2)
172#define OPTION_NWARN (OPTION_MD_BASE + 3)
173#define OPTION_SCORE5 (OPTION_MD_BASE + 4)
174#define OPTION_SCORE5U (OPTION_MD_BASE + 5)
175#define OPTION_SCORE7 (OPTION_MD_BASE + 6)
176#define OPTION_R1 (OPTION_MD_BASE + 7)
177#define OPTION_O0 (OPTION_MD_BASE + 8)
178#define OPTION_SCORE_VERSION (OPTION_MD_BASE + 9)
179#define OPTION_PIC (OPTION_MD_BASE + 10)
180#define OPTION_MARCH (OPTION_MD_BASE + 11)
181#define OPTION_SCORE3 (OPTION_MD_BASE + 12)
182
183/* This array holds the chars that always start a comment. If the
184 pre-processor is disabled, these aren't very useful. */
185const char comment_chars[] = "#";
186const char line_comment_chars[] = "#";
187const char line_separator_chars[] = ";";
188/* Chars that can be used to separate mant from exp in floating point numbers. */
189const char EXP_CHARS[] = "eE";
190const char FLT_CHARS[] = "rRsSfFdDxXeEpP";
1c0d3aa6
NC		 191
192#ifdef OBJ_ELF
c3b7224a
NC		 193/* Pre-defined "_GLOBAL_OFFSET_TABLE_" */
194symbolS *GOT_symbol;
195#endif
196
197const pseudo_typeS md_pseudo_table[] =
198{
199 {"bss", s_score_bss, 0},
200 {"text", s_score_text, 0},
201 {"word", cons, 4},
202 {"long", cons, 4},
203 {"extend", float_cons, 'x'},
204 {"ldouble", float_cons, 'x'},
205 {"packed", float_cons, 'p'},
206 {"end", s_score_end, 0},
207 {"ent", s_score_ent, 0},
208 {"frame", s_score_frame, 0},
209 {"rdata", s_change_sec, 'r'},
210 {"sdata", s_change_sec, 's'},
211 {"set", s_score_set, 0},
212 {"mask", s_score_mask, 'R'},
213 {"dword", cons, 8},
214 {"lcomm", s_score_lcomm, 1},
215 {"section", s_section, 0},
216 {"cpload", s_score_cpload, 0},
217 {"cprestore", s_score_cprestore, 0},
218 {"gpword", s_score_gpword, 0},
219 {"cpadd", s_score_cpadd, 0},
220 {0, 0, 0}
221};
222
223const char *md_shortopts = "nO::g::G:";
224struct option md_longopts[] =
225{
226#ifdef OPTION_EB
227 {"EB" , no_argument, NULL, OPTION_EB},
228#endif
229#ifdef OPTION_EL
230 {"EL" , no_argument, NULL, OPTION_EL},
1c0d3aa6 231#endif
c3b7224a
NC		 232 {"FIXDD" , no_argument, NULL, OPTION_FIXDD},
233 {"NWARN" , no_argument, NULL, OPTION_NWARN},
234 {"SCORE5" , no_argument, NULL, OPTION_SCORE5},
235 {"SCORE5U", no_argument, NULL, OPTION_SCORE5U},
236 {"SCORE7" , no_argument, NULL, OPTION_SCORE7},
237 {"USE_R1" , no_argument, NULL, OPTION_R1},
238 {"O0" , no_argument, NULL, OPTION_O0},
239 {"V" , no_argument, NULL, OPTION_SCORE_VERSION},
240 {"KPIC" , no_argument, NULL, OPTION_PIC},
241 {"march=" , required_argument, NULL, OPTION_MARCH},
242 {"SCORE3" , no_argument, NULL, OPTION_SCORE3},
243 {NULL , no_argument, NULL, 0}
244};
245
246size_t md_longopts_size = sizeof (md_longopts);
1c0d3aa6 247
c3b7224a
NC		 248#define s3_GP 28
249#define s3_PIC_CALL_REG 29
250#define s3_MAX_LITERAL_POOL_SIZE 1024
251#define s3_FAIL 0x80000000
252#define s3_SUCCESS 0
253#define s3_INSN48_SIZE 6
254#define s3_INSN_SIZE 4
255#define s3_INSN16_SIZE 2
256#define s3_RELAX_INST_NUM 3
1c0d3aa6
NC		 257
258/* For score5u : div/mul will pop warning message, mmu/alw/asw will pop error message. */
c3b7224a
NC		 259#define s3_BAD_ARGS _("bad arguments to instruction")
260#define s3_ERR_FOR_SCORE5U_MUL_DIV _("div / mul are reserved instructions")
261#define s3_ERR_FOR_SCORE5U_MMU _("This architecture doesn't support mmu")
262#define s3_ERR_FOR_SCORE5U_ATOMIC _("This architecture doesn't support atomic instruction")
263#define s3_BAD_SKIP_COMMA s3_BAD_ARGS
264#define s3_BAD_GARBAGE _("garbage following instruction");
265
266#define s3_skip_whitespace(str) while (*(str) == ' ') ++(str)
1c0d3aa6
NC		 267
268/* The name of the readonly data section. */
c3b7224a 269#define s3_RDATA_SECTION_NAME (OUTPUT_FLAVOR == bfd_target_aout_flavour \
1c0d3aa6
NC		 270 ? ".data" \
271 : OUTPUT_FLAVOR == bfd_target_ecoff_flavour \
272 ? ".rdata" \
273 : OUTPUT_FLAVOR == bfd_target_coff_flavour \
274 ? ".rdata" \
275 : OUTPUT_FLAVOR == bfd_target_elf_flavour \
276 ? ".rodata" \
277 : (abort (), ""))
278
c3b7224a 279#define s3_RELAX_ENCODE(old, new, type, reloc1, reloc2, opt) \
1c0d3aa6
NC		 280 ((relax_substateT) \
281 (((old) << 23) \
282 | ((new) << 16) \
283 | ((type) << 9) \
284 | ((reloc1) << 5) \
285 | ((reloc2) << 1) \
286 | ((opt) ? 1 : 0)))
287
c3b7224a
NC		 288#define s3_RELAX_OLD(i) (((i) >> 23) & 0x7f)
289#define s3_RELAX_NEW(i) (((i) >> 16) & 0x7f)
290#define s3_RELAX_TYPE(i) (((i) >> 9) & 0x7f)
291#define s3_RELAX_RELOC1(i) ((valueT) ((i) >> 5) & 0xf)
292#define s3_RELAX_RELOC2(i) ((valueT) ((i) >> 1) & 0xf)
293#define s3_RELAX_OPT(i) ((i) & 1)
1c0d3aa6 294
c3b7224a
NC		 295#define s3_SET_INSN_ERROR(s) (s3_inst.error = (s))
296#define s3_INSN_IS_PCE_P(s) (strstr (str, "||") != NULL)
297#define s3_INSN_IS_48_P(s) (strstr (str, "48") != NULL)
298#define s3_GET_INSN_CLASS(type) (s3_get_insn_class_from_type (type))
299#define s3_GET_INSN_SIZE(type) ((s3_GET_INSN_CLASS (type) == INSN_CLASS_16) \
300 ? s3_INSN16_SIZE : (s3_GET_INSN_CLASS (type) == INSN_CLASS_48) \
301 ? s3_INSN48_SIZE : s3_INSN_SIZE)
1c0d3aa6 302
c3b7224a
NC		 303#define s3_MAX_LITTLENUMS 6
304#define s3_INSN_NAME_LEN 16
1c0d3aa6 305
c3b7224a
NC		 306/* Relax will need some padding for alignment. */
307#define s3_RELAX_PAD_BYTE 3
1c0d3aa6 308
1c0d3aa6 309
c3b7224a 310#define s3_USE_GLOBAL_POINTER_OPT 1
1c0d3aa6 311
c3b7224a
NC		 312/* Enumeration matching entries in table above. */
313enum s3_score_reg_type
314{
315 s3_REG_TYPE_SCORE = 0,
316#define s3_REG_TYPE_FIRST s3_REG_TYPE_SCORE
317 s3_REG_TYPE_SCORE_SR = 1,
318 s3_REG_TYPE_SCORE_CR = 2,
319 s3_REG_TYPE_MAX = 3
320};
321
322enum s3_score_pic_level
323{
324 s3_NO_PIC,
325 s3_PIC
326};
327static enum s3_score_pic_level s3_score_pic = s3_NO_PIC;
48903831 328
c3b7224a
NC		 329enum s3_insn_type_for_dependency
330{
331 s3_D_mtcr,
332 s3_D_all_insn
333};
1c0d3aa6 334
c3b7224a
NC		 335struct s3_insn_to_dependency
336{
337 char *insn_name;
338 enum s3_insn_type_for_dependency type;
339};
1c0d3aa6 340
c3b7224a
NC		 341struct s3_data_dependency
342{
343 enum s3_insn_type_for_dependency pre_insn_type;
344 char pre_reg[6];
345 enum s3_insn_type_for_dependency cur_insn_type;
346 char cur_reg[6];
347 int bubblenum_7;
348 int bubblenum_3;
349 int warn_or_error; /* warning - 0; error - 1 */
350};
351
352static const struct s3_insn_to_dependency s3_insn_to_dependency_table[] =
353{
354 /* move spectial instruction. */
355 {"mtcr", s3_D_mtcr},
356};
357
358static const struct s3_data_dependency s3_data_dependency_table[] =
359{
360 /* Status regiser. */
361 {s3_D_mtcr, "cr0", s3_D_all_insn, "", 5, 1, 0},
362};
363
364/* Used to contain constructed error messages. */
365static char s3_err_msg[255];
366
367static int s3_fix_data_dependency = 0;
368static int s3_warn_fix_data_dependency = 1;
369
370static int s3_in_my_get_expression = 0;
1c0d3aa6
NC		 371
372/* Default, pop warning message when using r1. */
c3b7224a 373static int s3_nor1 = 1;
1c0d3aa6 374
c3b7224a
NC		 375/* Default will do instruction relax, -O0 will set s3_g_opt = 0. */
376static unsigned int s3_g_opt = 1;
1c0d3aa6
NC		 377
378/* The size of the small data section. */
c3b7224a 379static unsigned int s3_g_switch_value = 8;
1c0d3aa6 380
c3b7224a 381static segT s3_pdr_seg;
1c0d3aa6 382
c3b7224a 383struct s3_score_it
1c0d3aa6 384{
c3b7224a
NC		 385 char name[s3_INSN_NAME_LEN];
386 bfd_vma instruction;
387 bfd_vma relax_inst;
1c0d3aa6
NC		 388 int size;
389 int relax_size;
390 enum score_insn_type type;
c3b7224a 391 char str[s3_MAX_LITERAL_POOL_SIZE];
1c0d3aa6
NC		 392 const char *error;
393 int bwarn;
c3b7224a 394 char reg[s3_INSN_NAME_LEN];
1c0d3aa6
NC		 395 struct
396 {
397 bfd_reloc_code_real_type type;
398 expressionS exp;
399 int pc_rel;
400 }reloc;
401};
c3b7224a 402static struct s3_score_it s3_inst;
1c0d3aa6 403
c3b7224a 404typedef struct s3_proc
1c0d3aa6
NC		 405{
406 symbolS *isym;
407 unsigned long reg_mask;
408 unsigned long reg_offset;
409 unsigned long fpreg_mask;
410 unsigned long leaf;
411 unsigned long frame_offset;
412 unsigned long frame_reg;
413 unsigned long pc_reg;
c3b7224a
NC		 414} s3_procS;
415static s3_procS s3_cur_proc;
416static s3_procS *s3_cur_proc_ptr;
417static int s3_numprocs;
1c0d3aa6 418
1c0d3aa6 419
1c0d3aa6 420/* Structure for a hash table entry for a register. */
c3b7224a 421struct s3_reg_entry
1c0d3aa6
NC		 422{
423 const char *name;
424 int number;
425};
426
c3b7224a 427static const struct s3_reg_entry s3_score_rn_table[] =
1c0d3aa6
NC		 428{
429 {"r0", 0}, {"r1", 1}, {"r2", 2}, {"r3", 3},
430 {"r4", 4}, {"r5", 5}, {"r6", 6}, {"r7", 7},
431 {"r8", 8}, {"r9", 9}, {"r10", 10}, {"r11", 11},
432 {"r12", 12}, {"r13", 13}, {"r14", 14}, {"r15", 15},
433 {"r16", 16}, {"r17", 17}, {"r18", 18}, {"r19", 19},
434 {"r20", 20}, {"r21", 21}, {"r22", 22}, {"r23", 23},
435 {"r24", 24}, {"r25", 25}, {"r26", 26}, {"r27", 27},
436 {"r28", 28}, {"r29", 29}, {"r30", 30}, {"r31", 31},
437 {NULL, 0}
438};
439
c3b7224a 440static const struct s3_reg_entry s3_score_srn_table[] =
1c0d3aa6
NC		 441{
442 {"sr0", 0}, {"sr1", 1}, {"sr2", 2},
443 {NULL, 0}
444};
445
c3b7224a 446static const struct s3_reg_entry s3_score_crn_table[] =
1c0d3aa6
NC		 447{
448 {"cr0", 0}, {"cr1", 1}, {"cr2", 2}, {"cr3", 3},
449 {"cr4", 4}, {"cr5", 5}, {"cr6", 6}, {"cr7", 7},
450 {"cr8", 8}, {"cr9", 9}, {"cr10", 10}, {"cr11", 11},
451 {"cr12", 12}, {"cr13", 13}, {"cr14", 14}, {"cr15", 15},
452 {"cr16", 16}, {"cr17", 17}, {"cr18", 18}, {"cr19", 19},
453 {"cr20", 20}, {"cr21", 21}, {"cr22", 22}, {"cr23", 23},
454 {"cr24", 24}, {"cr25", 25}, {"cr26", 26}, {"cr27", 27},
455 {"cr28", 28}, {"cr29", 29}, {"cr30", 30}, {"cr31", 31},
456 {NULL, 0}
457};
458
c3b7224a 459struct s3_reg_map
1c0d3aa6 460{
c3b7224a 461 const struct s3_reg_entry *names;
1c0d3aa6
NC		 462 int max_regno;
463 struct hash_control *htab;
464 const char *expected;
465};
466
c3b7224a 467static struct s3_reg_map s3_all_reg_maps[] =
1c0d3aa6 468{
c3b7224a
NC		 469 {s3_score_rn_table, 31, NULL, N_("S+core register expected")},
470 {s3_score_srn_table, 2, NULL, N_("S+core special-register expected")},
471 {s3_score_crn_table, 31, NULL, N_("S+core co-processor register expected")},
1c0d3aa6
NC		 472};
473
c3b7224a
NC		 474static struct hash_control *s3_score_ops_hsh = NULL;
475static struct hash_control *s3_dependency_insn_hsh = NULL;
1c0d3aa6 476
1c0d3aa6 477
c3b7224a
NC		 478struct s3_datafield_range
479{
480 int data_type;
481 int bits;
482 int range[2];
483};
484
485static struct s3_datafield_range s3_score_df_range[] =
486{
487 {_IMM4, 4, {0, (1 << 4) - 1}}, /* ( 0 ~ 15 ) */
488 {_IMM5, 5, {0, (1 << 5) - 1}}, /* ( 0 ~ 31 ) */
489 {_IMM8, 8, {0, (1 << 8) - 1}}, /* ( 0 ~ 255 ) */
490 {_IMM14, 14, {0, (1 << 14) - 1}}, /* ( 0 ~ 16383) */
491 {_IMM15, 15, {0, (1 << 15) - 1}}, /* ( 0 ~ 32767) */
492 {_IMM16, 16, {0, (1 << 16) - 1}}, /* ( 0 ~ 65535) */
493 {_SIMM10, 10, {-(1 << 9), (1 << 9) - 1}}, /* ( -512 ~ 511 ) */
494 {_SIMM12, 12, {-(1 << 11), (1 << 11) - 1}}, /* ( -2048 ~ 2047 ) */
495 {_SIMM14, 14, {-(1 << 13), (1 << 13) - 1}}, /* ( -8192 ~ 8191 ) */
496 {_SIMM15, 15, {-(1 << 14), (1 << 14) - 1}}, /* (-16384 ~ 16383) */
497 {_SIMM16, 16, {-(1 << 15), (1 << 15) - 1}}, /* (-32768 ~ 32767) */
498 {_SIMM14_NEG, 14, {-(1 << 13), (1 << 13) - 1}}, /* ( -8191 ~ 8192 ) */
499 {_IMM16_NEG, 16, {0, (1 << 16) - 1}}, /* (-65535 ~ 0 ) */
500 {_SIMM16_NEG, 16, {-(1 << 15), (1 << 15) - 1}}, /* (-32768 ~ 32767) */
501 {_IMM20, 20, {0, (1 << 20) - 1}},
502 {_IMM25, 25, {0, (1 << 25) - 1}},
503 {_DISP8div2, 8, {-(1 << 8), (1 << 8) - 1}}, /* ( -256 ~ 255 ) */
504 {_DISP11div2, 11, {0, 0}},
505 {_DISP19div2, 19, {-(1 << 19), (1 << 19) - 1}}, /* (-524288 ~ 524287) */
506 {_DISP24div2, 24, {0, 0}},
507 {_VALUE, 32, {0, ((unsigned int)1 << 31) - 1}},
508 {_VALUE_HI16, 16, {0, (1 << 16) - 1}},
509 {_VALUE_LO16, 16, {0, (1 << 16) - 1}},
510 {_VALUE_LDST_LO16, 16, {0, (1 << 16) - 1}},
511 {_SIMM16_LA, 16, {-(1 << 15), (1 << 15) - 1}}, /* (-32768 ~ 32767) */
512 {_IMM5_RSHIFT_1, 5, {0, (1 << 6) - 1}}, /* ( 0 ~ 63 ) */
513 {_IMM5_RSHIFT_2, 5, {0, (1 << 7) - 1}}, /* ( 0 ~ 127 ) */
514 {_SIMM16_LA_POS, 16, {0, (1 << 15) - 1}}, /* ( 0 ~ 32767) */
515 {_IMM5_RANGE_8_31, 5, {8, 31}}, /* But for cop0 the valid data : (8 ~ 31). */
516 {_IMM10_RSHIFT_2, 10, {-(1 << 11), (1 << 11) - 1}}, /* For ldc#, stc#. */
517 {_SIMM10, 10, {0, (1 << 10) - 1}}, /* ( -1024 ~ 1023 ) */
518 {_SIMM12, 12, {0, (1 << 12) - 1}}, /* ( -2048 ~ 2047 ) */
519 {_SIMM14, 14, {0, (1 << 14) - 1}}, /* ( -8192 ~ 8191 ) */
520 {_SIMM15, 15, {0, (1 << 15) - 1}}, /* (-16384 ~ 16383) */
521 {_SIMM16, 16, {0, (1 << 16) - 1}}, /* (-65536 ~ 65536) */
522 {_SIMM14_NEG, 14, {0, (1 << 16) - 1}}, /* ( -8191 ~ 8192 ) */
523 {_IMM16_NEG, 16, {0, (1 << 16) - 1}}, /* ( 65535 ~ 0 ) */
524 {_SIMM16_NEG, 16, {0, (1 << 16) - 1}}, /* ( 65535 ~ 0 ) */
525 {_IMM20, 20, {0, (1 << 20) - 1}}, /* (-32768 ~ 32767) */
526 {_IMM25, 25, {0, (1 << 25) - 1}}, /* (-32768 ~ 32767) */
527 {_GP_IMM15, 15, {0, (1 << 15) - 1}}, /* ( 0 ~ 65535) */
528 {_GP_IMM14, 14, {0, (1 << 14) - 1}}, /* ( 0 ~ 65535) */
529 {_SIMM16_pic, 16, {-(1 << 15), (1 << 15) - 1}}, /* (-32768 ~ 32767) */
530 {_IMM16_LO16_pic, 16, {0, (1 << 16) - 1}}, /* ( 65535 ~ 0 ) */
531 {_IMM16_pic, 16, {0, (1 << 16) - 1}}, /* ( 0 ~ 65535) */
532 {_SIMM5, 5, {-(1 << 4), (1 << 4) - 1}}, /* ( -16 ~ 15 ) */
533 {_SIMM6, 6, {-(1 << 5), (1 << 5) - 1}}, /* ( -32 ~ 31 ) */
534 {_IMM32, 32, {0, 0xfffffff}},
535 {_SIMM32, 32, {-0x80000000, 0x7fffffff}},
536 {_IMM11, 11, {0, (1 << 11) - 1}},
537};
538
539struct s3_asm_opcode
1c0d3aa6 540{
c3b7224a
NC		 541 /* Instruction name. */
542 const char *template;
543
544 /* Instruction Opcode. */
545 bfd_vma value;
546
547 /* Instruction bit mask. */
548 bfd_vma bitmask;
549
550 /* Relax instruction opcode. 0x8000 imply no relaxation. */
551 bfd_vma relax_value;
552
553 /* Instruction type. */
554 enum score_insn_type type;
555
556 /* Function to call to parse args. */
557 void (*parms) (char *);
1c0d3aa6
NC		 558};
559
c3b7224a
NC		 560static const struct s3_asm_opcode s3_score_ldst_insns[] =
561{
562 {"lw", 0x20000000, 0x3e000000, 0x1000, Rd_rvalueRs_SI15, s3_do_ldst_insn},
563 {"lw", 0x06000000, 0x3e000007, 0x8000, Rd_rvalueRs_preSI12, s3_do_ldst_insn},
564 {"lw", 0x0e000000, 0x3e000007, 0x0040, Rd_rvalueRs_postSI12, s3_do_ldst_insn},
565 {"lh", 0x22000000, 0x3e000000, 0x8000, Rd_rvalueRs_SI15, s3_do_ldst_insn},
566 {"lh", 0x06000001, 0x3e000007, 0x8000, Rd_rvalueRs_preSI12, s3_do_ldst_insn},
567 {"lh", 0x0e000001, 0x3e000007, 0x8000, Rd_rvalueRs_postSI12, s3_do_ldst_insn},
568 {"lhu", 0x24000000, 0x3e000000, 0x8000, Rd_rvalueRs_SI15, s3_do_ldst_insn},
569 {"lhu", 0x06000002, 0x3e000007, 0x8000, Rd_rvalueRs_preSI12, s3_do_ldst_insn},
570 {"lhu", 0x0e000002, 0x3e000007, 0x8000, Rd_rvalueRs_postSI12, s3_do_ldst_insn},
571 {"lb", 0x26000000, 0x3e000000, 0x8000, Rd_rvalueRs_SI15, s3_do_ldst_insn},
572 {"lb", 0x06000003, 0x3e000007, 0x8000, Rd_rvalueRs_preSI12, s3_do_ldst_insn},
573 {"lb", 0x0e000003, 0x3e000007, 0x8000, Rd_rvalueRs_postSI12, s3_do_ldst_insn},
574 {"sw", 0x28000000, 0x3e000000, 0x2000, Rd_lvalueRs_SI15, s3_do_ldst_insn},
575 {"sw", 0x06000004, 0x3e000007, 0x0060, Rd_lvalueRs_preSI12, s3_do_ldst_insn},
576 {"sw", 0x0e000004, 0x3e000007, 0x8000, Rd_lvalueRs_postSI12, s3_do_ldst_insn},
577 {"sh", 0x2a000000, 0x3e000000, 0x8000, Rd_lvalueRs_SI15, s3_do_ldst_insn},
578 {"sh", 0x06000005, 0x3e000007, 0x8000, Rd_lvalueRs_preSI12, s3_do_ldst_insn},
579 {"sh", 0x0e000005, 0x3e000007, 0x8000, Rd_lvalueRs_postSI12, s3_do_ldst_insn},
580 {"lbu", 0x2c000000, 0x3e000000, 0x8000, Rd_rvalueRs_SI15, s3_do_ldst_insn},
581 {"lbu", 0x06000006, 0x3e000007, 0x8000, Rd_rvalueRs_preSI12, s3_do_ldst_insn},
582 {"lbu", 0x0e000006, 0x3e000007, 0x8000, Rd_rvalueRs_postSI12, s3_do_ldst_insn},
583 {"sb", 0x2e000000, 0x3e000000, 0x8000, Rd_lvalueRs_SI15, s3_do_ldst_insn},
584 {"sb", 0x06000007, 0x3e000007, 0x8000, Rd_lvalueRs_preSI12, s3_do_ldst_insn},
585 {"sb", 0x0e000007, 0x3e000007, 0x8000, Rd_lvalueRs_postSI12, s3_do_ldst_insn},
1c0d3aa6
NC		 586};
587
c3b7224a
NC		 588static const struct s3_asm_opcode s3_score_insns[] =
589{
590 {"abs", 0x3800000a, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_dsp3},
591 {"abs.s", 0x3800004b, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_dsp3},
592 {"add", 0x00000010, 0x3e0003ff, 0x4800, Rd_Rs_Rs, s3_do_rdrsrs},
593 {"add.c", 0x00000011, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
594 {"add.s", 0x38000048, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_dsp2},
595 {"addc", 0x00000012, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
596 {"addc.c", 0x00000013, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
597 {"addi", 0x02000000, 0x3e0e0001, 0x5c00, Rd_SI16, s3_do_rdsi16},
598 {"addi.c", 0x02000001, 0x3e0e0001, 0x8000, Rd_SI16, s3_do_rdsi16},
599 {"addis", 0x0a000000, 0x3e0e0001, 0x8000, Rd_SI16, s3_do_rdi16},
600 {"addis.c", 0x0a000001, 0x3e0e0001, 0x8000, Rd_SI16, s3_do_rdi16},
601 {"addi!", 0x5c00, 0x7c00, 0x8000, Rd_SI6, s3_do16_addi},
602 {"addri", 0x10000000, 0x3e000001, 0x8000, Rd_Rs_SI14, s3_do_rdrssi14},
603 {"addri.c", 0x10000001, 0x3e000001, 0x8000, Rd_Rs_SI14, s3_do_rdrssi14},
604
605 /* add.c <-> add!. */
606 {"add!", 0x4800, 0x7f00, 0x8000, Rd_Rs, s3_do16_rdrs2},
607 {"subi", 0x02000000, 0x3e0e0001, 0x8000, Rd_SI16, s3_do_sub_rdsi16},
608 {"subi.c", 0x02000001, 0x3e0e0001, 0x8000, Rd_SI16, s3_do_sub_rdsi16},
609 {"subis", 0x0a000000, 0x3e0e0001, 0x8000, Rd_SI16, s3_do_sub_rdi16},
610 {"subis.c", 0x0a000001, 0x3e0e0001, 0x8000, Rd_SI16, s3_do_sub_rdi16},
611 {"subri", 0x10000000, 0x3e000001, 0x8000, Rd_Rs_SI14, s3_do_sub_rdrssi14},
612 {"subri.c", 0x10000001, 0x3e000001, 0x8000, Rd_Rs_SI14, s3_do_sub_rdrssi14},
613 {"and", 0x00000020, 0x3e0003ff, 0x4b00, Rd_Rs_Rs, s3_do_rdrsrs},
614 {"and.c", 0x00000021, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
615 {"andi", 0x02080000, 0x3e0e0001, 0x8000, Rd_I16, s3_do_rdi16},
616 {"andi.c", 0x02080001, 0x3e0e0001, 0x8000, Rd_I16, s3_do_rdi16},
617 {"andis", 0x0a080000, 0x3e0e0001, 0x8000, Rd_I16, s3_do_rdi16},
618 {"andis.c", 0x0a080001, 0x3e0e0001, 0x8000, Rd_I16, s3_do_rdi16},
619 {"andri", 0x18000000, 0x3e000001, 0x8000, Rd_Rs_I14, s3_do_rdrsi14},
620 {"andri.c", 0x18000001, 0x3e000001, 0x8000, Rd_Rs_I14, s3_do_rdrsi14},
621
622 /* and.c <-> and!. */
623 {"and!", 0x4b00, 0x7f00, 0x8000, Rd_Rs, s3_do16_rdrs2},
624 {"bcs", 0x08000000, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
625 {"bcc", 0x08000400, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
626 {"bcnz", 0x08003800, 0x3e007c01, 0x3200, PC_DISP19div2, s3_do_branch},
627 {"bcsl", 0x08000001, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
628 {"bccl", 0x08000401, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
629 {"bcnzl", 0x08003801, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
630 {"bcnz!", 0x3200, 0x7f00, 0x08003800, PC_DISP8div2, s3_do16_branch},
631 {"beq", 0x08001000, 0x3e007c01, 0x3800, PC_DISP19div2, s3_do_branch},
632 {"beql", 0x08001001, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
633 {"beq!", 0x3800, 0x7e00, 0x08001000, PC_DISP8div2, s3_do16_branch},
634 {"bgtu", 0x08000800, 0x3e007c01, 0x3400, PC_DISP19div2, s3_do_branch},
635 {"bgt", 0x08001800, 0x3e007c01, 0x3c00, PC_DISP19div2, s3_do_branch},
636 {"bge", 0x08002000, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
637 {"bgtul", 0x08000801, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
638 {"bgtl", 0x08001801, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
639 {"bgel", 0x08002001, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
640 {"bgtu!", 0x3400, 0x7e00, 0x08000800, PC_DISP8div2, s3_do16_branch},
641 {"bgt!", 0x3c00, 0x7e00, 0x08001800, PC_DISP8div2, s3_do16_branch},
642 {"bitclr", 0x00000028, 0x3e0003ff, 0x5000, Rd_Rs_I5, s3_do_rdrsi5},
643 {"bitclr.c", 0x00000029, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
644
645 {"mbitclr", 0x00000064, 0x3e00007e, 0x8000, Ra_I9_I5, s3_do_mbitclr},
646 {"mbitset", 0x0000006c, 0x3e00007e, 0x8000, Ra_I9_I5, s3_do_mbitset},
647
648 {"bitrev", 0x3800000c, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_dsp2},
649 {"bitset", 0x0000002a, 0x3e0003ff, 0x5200, Rd_Rs_I5, s3_do_rdrsi5},
650 {"bitset.c", 0x0000002b, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
651 {"bittst.c", 0x0000002d, 0x3e0003ff, 0x5400, x_Rs_I5, s3_do_xrsi5},
652 {"bittgl", 0x0000002e, 0x3e0003ff, 0x5600, Rd_Rs_I5, s3_do_rdrsi5},
653 {"bittgl.c", 0x0000002f, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
654 {"bitclr!", 0x5000, 0x7e00, 0x8000, Rd_I5, s3_do16_rdi5},
655 {"bitset!", 0x5200, 0x7e00, 0x8000, Rd_I5, s3_do16_rdi5},
656 {"bittst!", 0x5400, 0x7e00, 0x8000, Rd_I5, s3_do16_rdi5},
657 {"bittgl!", 0x5600, 0x7e00, 0x8000, Rd_I5, s3_do16_rdi5},
658 {"bleu", 0x08000c00, 0x3e007c01, 0x3600, PC_DISP19div2, s3_do_branch},
659 {"ble", 0x08001c00, 0x3e007c01, 0x3e00, PC_DISP19div2, s3_do_branch},
660 {"blt", 0x08002400, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
661 {"bleul", 0x08000c01, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
662 {"blel", 0x08001c01, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
663 {"bltl", 0x08002401, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
664 {"bl", 0x08003c01, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
665 {"bleu!", 0x3600, 0x7e00, 0x08000c00, PC_DISP8div2, s3_do16_branch},
666 {"ble!", 0x3e00, 0x7e00, 0x08001c00, PC_DISP8div2, s3_do16_branch},
667 {"bmi", 0x08002800, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
668 {"bmil", 0x08002801, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
669 {"bne", 0x08001400, 0x3e007c01, 0x3a00, PC_DISP19div2, s3_do_branch},
670 {"bnel", 0x08001401, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
671 {"bne!", 0x3a00, 0x7e00, 0x08001400, PC_DISP8div2, s3_do16_branch},
672 {"bpl", 0x08002c00, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
673 {"bpll", 0x08002c01, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
674 {"brcs", 0x00000008, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
675 {"brcc", 0x00000408, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
676 {"brgtu", 0x00000808, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
677 {"brleu", 0x00000c08, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
678 {"breq", 0x00001008, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
679 {"brne", 0x00001408, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
680 {"brgt", 0x00001808, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
681 {"brle", 0x00001c08, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
682 {"brge", 0x00002008, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
683 {"brlt", 0x00002408, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
684 {"brmi", 0x00002808, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
685 {"brpl", 0x00002c08, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
686 {"brvs", 0x00003008, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
687 {"brvc", 0x00003408, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
688 {"brcnz", 0x00003808, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
689 {"br", 0x00003c08, 0x3e007fff, 0x0080, x_Rs_x, s3_do_rs},
690 {"brcsl", 0x00000009, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
691 {"brccl", 0x00000409, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
692 {"brgtul", 0x00000809, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
693 {"brleul", 0x00000c09, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
694 {"breql", 0x00001009, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
695 {"brnel", 0x00001409, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
696 {"brgtl", 0x00001809, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
697 {"brlel", 0x00001c09, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
698 {"brgel", 0x00002009, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
699 {"brltl", 0x00002409, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
700 {"brmil", 0x00002809, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
701 {"brpll", 0x00002c09, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
702 {"brvsl", 0x00003009, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
703 {"brvcl", 0x00003409, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
704 {"brcnzl", 0x00003809, 0x3e007fff, 0x8000, x_Rs_x, s3_do_rs},
705 {"brl", 0x00003c09, 0x3e007fff, 0x00a0, x_Rs_x, s3_do_rs},
706 {"br!", 0x0080, 0x7fe0, 0x8000, x_Rs, s3_do16_br},
707 {"brl!", 0x00a0, 0x7fe0, 0x8000, x_Rs, s3_do16_br},
708 {"brr!", 0x00c0, 0x7fe0, 0x8000, x_Rs, s3_do16_brr},
709 {"bvs", 0x08003000, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
710 {"bvc", 0x08003400, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
711 {"bvsl", 0x08003001, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
712 {"bvcl", 0x08003401, 0x3e007c01, 0x8000, PC_DISP19div2, s3_do_branch},
713 {"b!", 0x3000, 0x7e00, 0x08003c00, PC_DISP8div2, s3_do16_branch},
714 {"b", 0x08003c00, 0x3e007c01, 0x3000, PC_DISP19div2, s3_do_branch},
715 {"cache", 0x30000000, 0x3ff00000, 0x8000, OP5_rvalueRs_SI15, s3_do_cache},
716 {"ceinst", 0x38000000, 0x3e000000, 0x8000, I5_Rs_Rs_I5_OP5, s3_do_ceinst},
717 {"clz", 0x0000001c, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
718 {"cmp.c", 0x00300019, 0x3ff003ff, 0x4400, x_Rs_Rs, s3_do_rsrs},
719 {"cmpz.c", 0x0030001b, 0x3ff07fff, 0x8000, x_Rs_x, s3_do_rs},
720 {"cmpi.c", 0x02040001, 0x3e0e0001, 0x6000, Rd_SI16, s3_do_rdsi16},
721
722 /* cmp.c <-> cmp!. */
723 {"cmp!", 0x4400, 0x7c00, 0x8000, Rd_Rs, s3_do16_mv_cmp},
724 {"cmpi!", 0x6000, 0x7c00, 0x8000, Rd_SI5, s3_do16_cmpi},
725 {"cop1", 0x0c00000c, 0x3e00001f, 0x8000, Rd_Rs_Rs_imm, s3_do_crdcrscrsimm5},
726 {"cop2", 0x0c000014, 0x3e00001f, 0x8000, Rd_Rs_Rs_imm, s3_do_crdcrscrsimm5},
727 {"cop3", 0x0c00001c, 0x3e00001f, 0x8000, Rd_Rs_Rs_imm, s3_do_crdcrscrsimm5},
728 {"drte", 0x0c0000a4, 0x3e0003ff, 0x8000, NO_OPD, s3_do_empty},
729 {"disint!", 0x00e0, 0xffe1, 0x8000, NO16_OPD, s3_do16_int},
730 {"enint!", 0x00e1, 0xffe1, 0x8000, NO16_OPD, s3_do16_int},
731 {"extsb", 0x00000058, 0x3e0003ff, 0x8000, Rd_Rs_x, s3_do_rdrs},
732 {"extsb.c", 0x00000059, 0x3e0003ff, 0x8000, Rd_Rs_x, s3_do_rdrs},
733 {"extsh", 0x0000005a, 0x3e0003ff, 0x8000, Rd_Rs_x, s3_do_rdrs},
734 {"extsh.c", 0x0000005b, 0x3e0003ff, 0x8000, Rd_Rs_x, s3_do_rdrs},
735 {"extzb", 0x0000005c, 0x3e0003ff, 0x8000, Rd_Rs_x, s3_do_rdrs},
736 {"extzb.c", 0x0000005d, 0x3e0003ff, 0x8000, Rd_Rs_x, s3_do_rdrs},
737 {"extzh", 0x0000005e, 0x3e0003ff, 0x8000, Rd_Rs_x, s3_do_rdrs},
738 {"extzh.c", 0x0000005f, 0x3e0003ff, 0x8000, Rd_Rs_x, s3_do_rdrs},
739 {"jl", 0x04000001, 0x3e000001, 0x8000, PC_DISP24div2, s3_do_jump},
740 {"j", 0x04000000, 0x3e000001, 0x8000, PC_DISP24div2, s3_do_jump},
741 {"alw", 0x0000000c, 0x3e0003ff, 0x8000, Rd_rvalue32Rs, s3_do_ldst_atomic},
742 {"lcb", 0x00000060, 0x3e0003ff, 0x8000, x_rvalueRs_post4, s3_do_ldst_unalign},
743 {"lcw", 0x00000062, 0x3e0003ff, 0x8000, Rd_rvalueRs_post4, s3_do_ldst_unalign},
744 {"lce", 0x00000066, 0x3e0003ff, 0x8000, Rd_rvalueRs_post4, s3_do_ldst_unalign},
745 {"ldc1", 0x0c00000a, 0x3e00001f, 0x8000, Rd_rvalueRs_SI10, s3_do_ldst_cop},
746 {"ldc2", 0x0c000012, 0x3e00001f, 0x8000, Rd_rvalueRs_SI10, s3_do_ldst_cop},
747 {"ldc3", 0x0c00001a, 0x3e00001f, 0x8000, Rd_rvalueRs_SI10, s3_do_ldst_cop},
748
749 /* s3_inst.relax */
750 {"ldi", 0x020c0000, 0x3e0e0000, 0x6400, Rd_SI16, s3_do_rdsi16},
751 {"ldis", 0x0a0c0000, 0x3e0e0000, 0x8000, Rd_I16, s3_do_ldis},
752
753 /* ldi <-> ldiu!. */
754 {"ldiu!", 0x6400, 0x7c00, 0x8000, Rd_I5, s3_do16_ldiu},
755
756 /*ltbb! , ltbh! ltbw! */
757 {"ltbw", 0x00000032, 0x03ff, 0x8000, Rd_Rs_Rs, s3_do_ltb},
758 {"ltbh", 0x00000132, 0x03ff, 0x8000, Rd_Rs_Rs, s3_do_ltb},
759 {"ltbb", 0x00000332, 0x03ff, 0x8000, Rd_Rs_Rs, s3_do_ltb},
760 {"lw!", 0x1000, 0x7000, 0x8000, Rd_rvalueRs, s3_do16_ldst_insn},
761 {"mfcel", 0x00000448, 0x3e007fff, 0x8000, Rd_x_x, s3_do_rd},
762 {"mfcel!", 0x7100, 0x7ff0, 0x00000448, x_Rs, s3_do16_dsp},
763 {"mad", 0x38000000, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
764 {"mad.f!", 0x7400, 0x7f00, 0x38000080, Rd_Rs, s3_do16_dsp2},
765 {"madh", 0x38000203, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
766 {"madh.fs", 0x380002c3, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
767 {"madh.fs!", 0x7b00, 0x7f00, 0x380002c3, Rd_Rs, s3_do16_dsp2},
768 {"madl", 0x38000002, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
769 {"madl.fs", 0x380000c2, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
770 {"madl.fs!", 0x7a00, 0x7f00, 0x380000c2, Rd_Rs, s3_do16_dsp2},
771 {"madu", 0x38000020, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
772 {"madu!", 0x7500, 0x7f00, 0x38000020, Rd_Rs, s3_do16_dsp2},
773 {"mad.f", 0x38000080, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
774 {"max", 0x38000007, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_dsp2},
775 {"mazh", 0x38000303, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
776 {"mazh.f", 0x38000383, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
777 {"mazh.f!", 0x7900, 0x7f00, 0x3800038c, Rd_Rs, s3_do16_dsp2},
778 {"mazl", 0x38000102, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
779 {"mazl.f", 0x38000182, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
780 {"mazl.f!", 0x7800, 0x7f00, 0x38000182, Rd_Rs, s3_do16_dsp2},
781 {"mfceh", 0x00000848, 0x3e007fff, 0x8000, Rd_x_x, s3_do_rd},
782 {"mfceh!", 0x7110, 0x7ff0, 0x00000848, x_Rs, s3_do16_dsp},
783 {"mfcehl", 0x00000c48, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
784 {"mfsr", 0x00000050, 0x3e0003ff, 0x8000, Rd_x_I5, s3_do_rdsrs},
785 {"mfcr", 0x0c000001, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
786 {"mfc1", 0x0c000009, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
787 {"mfc2", 0x0c000011, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
788 {"mfc3", 0x0c000019, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
789 {"mfcc1", 0x0c00000f, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
790 {"mfcc2", 0x0c000017, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
791 {"mfcc3", 0x0c00001f, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
792 {"min", 0x38000006, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_dsp2},
793 {"msb", 0x38000001, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
794 {"msb.f!", 0x7600, 0x7f00, 0x38000081, Rd_Rs, s3_do16_dsp2},
795 {"msbh", 0x38000205, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
796 {"msbh.fs", 0x380002c5, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
797 {"msbh.fs!", 0x7f00, 0x7f00, 0x380002c5, Rd_Rs, s3_do16_dsp2},
798 {"msbl", 0x38000004, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
799 {"msbl.fs", 0x380000c4, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
800 {"msbl.fs!", 0x7e00, 0x7f00, 0x380000c4, Rd_Rs, s3_do16_dsp2},
801 {"msbu", 0x38000021, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
802 {"msbu!", 0x7700, 0x7f00, 0x38000021, Rd_Rs, s3_do16_dsp2},
803 {"msb.f", 0x38000081, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
804 {"mszh", 0x38000305, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
805 {"mszh.f", 0x38000385, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
806 {"mszh.f!", 0x7d00, 0x7f00, 0x38000385, Rd_Rs, s3_do16_dsp2},
807 {"mszl", 0x38000104, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
808 {"mszl.f", 0x38000184, 0x3ff003ff, 0x8000, x_Rs_Rs, s3_do_dsp},
809 {"mszl.f!", 0x7c00, 0x7f00, 0x38000184, Rd_Rs, s3_do16_dsp2},
810 {"mtcel!", 0x7000, 0x7ff0, 0x0000044a, x_Rs, s3_do16_dsp},
811 {"mtcel", 0x0000044a, 0x3e007fff, 0x8000, Rd_x_x, s3_do_rd},
812 {"mtceh", 0x0000084a, 0x3e007fff, 0x8000, Rd_x_x, s3_do_rd},
813 {"mtceh!", 0x7010, 0x7ff0, 0x0000084a, x_Rs, s3_do16_dsp},
814 {"mtcehl", 0x00000c4a, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
815 {"mtsr", 0x00000052, 0x3e0003ff, 0x8000, x_Rs_I5, s3_do_rdsrs},
816 {"mtcr", 0x0c000000, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
817 {"mtc1", 0x0c000008, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
818 {"mtc2", 0x0c000010, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
819 {"mtc3", 0x0c000018, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
820 {"mtcc1", 0x0c00000e, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
821 {"mtcc2", 0x0c000016, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
822 {"mtcc3", 0x0c00001e, 0x3e00001f, 0x8000, Rd_Rs_x, s3_do_rdcrs},
823 {"mul.f!", 0x7200, 0x7f00, 0x00000041, Rd_Rs, s3_do16_dsp2},
824 {"mulu!", 0x7300, 0x7f00, 0x00000042, Rd_Rs, s3_do16_dsp2},
825 {"mulr.l", 0x00000140, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
826 {"mulr.h", 0x00000240, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
827 {"mulr", 0x00000340, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
828 {"mulr.lf", 0x00000141, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
829 {"mulr.hf", 0x00000241, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
830 {"mulr.f", 0x00000341, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
831 {"mulur.l", 0x00000142, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
832 {"mulur.h", 0x00000242, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
833 {"mulur", 0x00000342, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
834 {"divr.q", 0x00000144, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
835 {"divr.r", 0x00000244, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
836 {"divr", 0x00000344, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
837 {"divur.q", 0x00000146, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
838 {"divur.r", 0x00000246, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
839 {"divur", 0x00000346, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_rdrsrs},
840 {"mvcs", 0x00000056, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
841 {"mvcc", 0x00000456, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
842 {"mvgtu", 0x00000856, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
843 {"mvleu", 0x00000c56, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
844 {"mveq", 0x00001056, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
845 {"mvne", 0x00001456, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
846 {"mvgt", 0x00001856, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
847 {"mvle", 0x00001c56, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
848 {"mvge", 0x00002056, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
849 {"mvlt", 0x00002456, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
850 {"mvmi", 0x00002856, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
851 {"mvpl", 0x00002c56, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
852 {"mvvs", 0x00003056, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
853 {"mvvc", 0x00003456, 0x3e007fff, 0x8000, Rd_Rs_x, s3_do_rdrs},
854
855 /* mv <-> mv!. */
856 {"mv", 0x00003c56, 0x3e007fff, 0x4000, Rd_Rs_x, s3_do_rdrs},
857 {"mv!", 0x4000, 0x7c00, 0x8000, Rd_Rs, s3_do16_mv_cmp},
858 {"neg", 0x0000001e, 0x3e0003ff, 0x8000, Rd_x_Rs, s3_do_rdxrs},
859 {"neg.c", 0x0000001f, 0x3e0003ff, 0x8000, Rd_x_Rs, s3_do_rdxrs},
860 {"nop", 0x00000000, 0x3e0003ff, 0x0000, NO_OPD, s3_do_empty},
861 {"not", 0x00000024, 0x3e0003ff, 0x8000, Rd_Rs_x, s3_do_rdrs},
862 {"not.c", 0x00000025, 0x3e0003ff, 0x8000, Rd_Rs_x, s3_do_rdrs},
863 {"nop!", 0x0000, 0x7fff, 0x8000, NO16_OPD, s3_do_empty},
864 {"or", 0x00000022, 0x3e0003ff, 0x4a00, Rd_Rs_Rs, s3_do_rdrsrs},
865 {"or.c", 0x00000023, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
866 {"ori", 0x020a0000, 0x3e0e0001, 0x8000, Rd_I16, s3_do_rdi16},
867 {"ori.c", 0x020a0001, 0x3e0e0001, 0x8000, Rd_I16, s3_do_rdi16},
868 {"oris", 0x0a0a0000, 0x3e0e0001, 0x8000, Rd_I16, s3_do_rdi16},
869 {"oris.c", 0x0a0a0001, 0x3e0e0001, 0x8000, Rd_I16, s3_do_rdi16},
870 {"orri", 0x1a000000, 0x3e000001, 0x8000, Rd_Rs_I14, s3_do_rdrsi14},
871 {"orri.c", 0x1a000001, 0x3e000001, 0x8000, Rd_Rs_I14, s3_do_rdrsi14},
872
873 /* or.c <-> or!. */
874 {"or!", 0x4a00, 0x7f00, 0x8000, Rd_Rs, s3_do16_rdrs2},
875 {"pflush", 0x0000000a, 0x3e0003ff, 0x8000, NO_OPD, s3_do_empty},
876 {"pop!", 0x0040, 0x7fe0, 0x8000, Rd_rvalueRs, s3_do16_push_pop},
877 {"push!", 0x0060, 0x7fe0, 0x8000, Rd_lvalueRs, s3_do16_push_pop},
878
879 {"rpop!", 0x6800, 0x7c00, 0x8000, Rd_I5, s3_do16_rpop},
880 {"rpush!", 0x6c00, 0x7c00, 0x8000, Rd_I5, s3_do16_rpush},
881
882 {"ror", 0x00000038, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
883 {"ror.c", 0x00000039, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
884 {"rorc.c", 0x0000003b, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
885 {"rol", 0x0000003c, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
886 {"rol.c", 0x0000003d, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
887 {"rolc.c", 0x0000003f, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
888 {"rori", 0x00000078, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
889 {"rori.c", 0x00000079, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
890 {"roric.c", 0x0000007b, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
891 {"roli", 0x0000007c, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
892 {"roli.c", 0x0000007d, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
893 {"rolic.c", 0x0000007f, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
894 {"rte", 0x0c000084, 0x3e0003ff, 0x8000, NO_OPD, s3_do_empty},
895 {"asw", 0x0000000e, 0x3e0003ff, 0x8000, Rd_lvalue32Rs, s3_do_ldst_atomic},
896 {"scb", 0x00000068, 0x3e0003ff, 0x8000, Rd_lvalueRs_post4, s3_do_ldst_unalign},
897 {"scw", 0x0000006a, 0x3e0003ff, 0x8000, Rd_lvalueRs_post4, s3_do_ldst_unalign},
898 {"sce", 0x0000006e, 0x3e0003ff, 0x8000, x_lvalueRs_post4, s3_do_ldst_unalign},
899 {"sdbbp", 0x00000006, 0x3e0003ff, 0x0020, x_I5_x, s3_do_xi5x},
900 {"sdbbp!", 0x0020, 0x7fe0, 0x8000, Rd_I5, s3_do16_xi5},
901 {"sleep", 0x0c0000c4, 0x3e0003ff, 0x8000, NO_OPD, s3_do_empty},
902 {"rti", 0x0c0000e4, 0x3e0003ff, 0x8000, NO_OPD, s3_do_empty},
903 {"sll", 0x00000030, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
904 {"sll.c", 0x00000031, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
905 {"sll.s", 0x3800004e, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_dsp2},
906 {"slli", 0x00000070, 0x3e0003ff, 0x5800, Rd_Rs_I5, s3_do_rdrsi5},
907 {"slli.c", 0x00000071, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
908
909 /* slli.c <-> slli!. */
910 {"slli!", 0x5800, 0x7e00, 0x8000, Rd_I5, s3_do16_slli_srli},
911 {"srl", 0x00000034, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
912 {"srl.c", 0x00000035, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
913 {"sra", 0x00000036, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
914 {"sra.c", 0x00000037, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
915 {"srli", 0x00000074, 0x3e0003ff, 0x5a00, Rd_Rs_I5, s3_do_rdrsi5},
916 {"srli.c", 0x00000075, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
917 {"srai", 0x00000076, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
918 {"srai.c", 0x00000077, 0x3e0003ff, 0x8000, Rd_Rs_I5, s3_do_rdrsi5},
919
920 /* srli.c <-> srli!. */
921 {"srli!", 0x5a00, 0x7e00, 0x8000, Rd_Rs, s3_do16_slli_srli},
922 {"stc1", 0x0c00000b, 0x3e00001f, 0x8000, Rd_lvalueRs_SI10, s3_do_ldst_cop},
923 {"stc2", 0x0c000013, 0x3e00001f, 0x8000, Rd_lvalueRs_SI10, s3_do_ldst_cop},
924 {"stc3", 0x0c00001b, 0x3e00001f, 0x8000, Rd_lvalueRs_SI10, s3_do_ldst_cop},
925 {"sub", 0x00000014, 0x3e0003ff, 0x4900, Rd_Rs_Rs, s3_do_rdrsrs},
926 {"sub.c", 0x00000015, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
927 {"sub.s", 0x38000049, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_dsp2},
928 {"subc", 0x00000016, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
929 {"subc.c", 0x00000017, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
930
931 /* sub.c <-> sub!. */
932 {"sub!", 0x4900, 0x7f00, 0x8000, Rd_Rs, s3_do16_rdrs2},
933 {"sw!", 0x2000, 0x7000, 0x8000, Rd_lvalueRs, s3_do16_ldst_insn},
934 {"syscall", 0x00000002, 0x3e0003ff, 0x8000, I15, s3_do_i15},
935 {"trapcs", 0x00000004, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
936 {"trapcc", 0x00000404, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
937 {"trapgtu", 0x00000804, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
938 {"trapleu", 0x00000c04, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
939 {"trapeq", 0x00001004, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
940 {"trapne", 0x00001404, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
941 {"trapgt", 0x00001804, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
942 {"traple", 0x00001c04, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
943 {"trapge", 0x00002004, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
944 {"traplt", 0x00002404, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
945 {"trapmi", 0x00002804, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
946 {"trappl", 0x00002c04, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
947 {"trapvs", 0x00003004, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
948 {"trapvc", 0x00003404, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
949 {"trap", 0x00003c04, 0x3e007fff, 0x8000, x_I5_x, s3_do_xi5x},
950 {"xor", 0x00000026, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
951 {"xor.c", 0x00000027, 0x3e0003ff, 0x8000, Rd_Rs_Rs, s3_do_rdrsrs},
952
1c0d3aa6 953 /* Macro instruction. */
c3b7224a
NC		 954 {"li", 0x020c0000, 0x3e0e0000, 0x8000, Insn_Type_SYN, s3_do_macro_li_rdi32},
955
1c0d3aa6
NC		 956 /* la reg, imm32 -->(1) ldi reg, simm16
957 (2) ldis reg, %HI(imm32)
958 ori reg, %LO(imm32)
959
960 la reg, symbol -->(1) lis reg, %HI(imm32)
961 ori reg, %LO(imm32) */
c3b7224a
NC		 962 {"la", 0x020c0000, 0x3e0e0000, 0x8000, Insn_Type_SYN, s3_do_macro_la_rdi32},
963 {"bcmpeqz", 0x0000004c, 0x3e00007e, 0x8000, Insn_BCMP, s3_do_macro_bcmpz},
964 {"bcmpeq", 0x0000004c, 0x3e00007e, 0x8000, Insn_BCMP, s3_do_macro_bcmp},
965 {"bcmpnez", 0x0000004e, 0x3e00007e, 0x8000, Insn_BCMP, s3_do_macro_bcmpz},
966 {"bcmpne", 0x0000004e, 0x3e00007e, 0x8000, Insn_BCMP, s3_do_macro_bcmp},
967 {"div", 0x00000044, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_macro_mul_rdrsrs},
968 {"divu", 0x00000046, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_macro_mul_rdrsrs},
969 {"rem", 0x00000044, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_macro_mul_rdrsrs},
970 {"remu", 0x00000046, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_macro_mul_rdrsrs},
971 {"mul", 0x00000040, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_macro_mul_rdrsrs},
972 {"mulu", 0x00000042, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_macro_mul_rdrsrs},
973 {"maz", 0x00000040, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_macro_mul_rdrsrs},
974 {"mazu", 0x00000042, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_macro_mul_rdrsrs},
975 {"mul.f", 0x00000041, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_macro_mul_rdrsrs},
976 {"maz.f", 0x00000041, 0x3e0003ff, 0x8000, Insn_Type_SYN, s3_do_macro_mul_rdrsrs},
977 {"lb", INSN_LB, 0x00000000, 0x8000, Insn_Type_SYN, s3_do_macro_ldst_label},
978 {"lbu", INSN_LBU, 0x00000000, 0x8000, Insn_Type_SYN, s3_do_macro_ldst_label},
979 {"lh", INSN_LH, 0x00000000, 0x8000, Insn_Type_SYN, s3_do_macro_ldst_label},
980 {"lhu", INSN_LHU, 0x00000000, 0x8000, Insn_Type_SYN, s3_do_macro_ldst_label},
981 {"lw", INSN_LW, 0x00000000, 0x1000, Insn_Type_SYN, s3_do_macro_ldst_label},
982 {"sb", INSN_SB, 0x00000000, 0x8000, Insn_Type_SYN, s3_do_macro_ldst_label},
983 {"sh", INSN_SH, 0x00000000, 0x8000, Insn_Type_SYN, s3_do_macro_ldst_label},
984 {"sw", INSN_SW, 0x00000000, 0x2000, Insn_Type_SYN, s3_do_macro_ldst_label},
985
1c0d3aa6 986 /* Assembler use internal. */
c3b7224a
NC		 987 {"ld_i32hi", 0x0a0c0000, 0x3e0e0000, 0x8000, Insn_internal, s3_do_macro_rdi32hi},
988 {"ld_i32lo", 0x020a0000, 0x3e0e0001, 0x8000, Insn_internal, s3_do_macro_rdi32lo},
989 {"ldis_pic", 0x0a0c0000, 0x3e0e0000, 0x8000, Insn_internal, s3_do_rdi16_pic},
990 {"addi_s_pic",0x02000000, 0x3e0e0001, 0x8000, Insn_internal, s3_do_addi_s_pic},
991 {"addi_u_pic",0x02000000, 0x3e0e0001, 0x8000, Insn_internal, s3_do_addi_u_pic},
992 {"lw_pic", 0x20000000, 0x3e000000, 0x8000, Insn_internal, s3_do_lw_pic},
993
994 /* 48-bit instructions. */
995 {"sdbbp48", 0x000000000000LL, 0x1c000000001fLL, 0x8000, Rd_I32, s3_do_sdbbp48},
996 {"ldi48", 0x000000000001LL, 0x1c000000001fLL, 0x8000, Rd_I32, s3_do_ldi48},
997 {"lw48", 0x000000000002LL, 0x1c000000001fLL, 0x8000, Rd_I30, s3_do_lw48},
998 {"sw48", 0x000000000003LL, 0x1c000000001fLL, 0x8000, Rd_I30, s3_do_sw48},
999 {"andri48", 0x040000000000LL, 0x1c0000000003LL, 0x8000, Rd_I32, s3_do_and48},
1000 {"andri48.c", 0x040000000001LL, 0x1c0000000003LL, 0x8000, Rd_I32, s3_do_and48},
1001 {"orri48", 0x040000000002LL, 0x1c0000000003LL, 0x8000, Rd_I32, s3_do_or48},
1002 {"orri48.c", 0x040000000003LL, 0x1c0000000003LL, 0x8000, Rd_I32, s3_do_or48},
1c0d3aa6
NC		 1003};
1004
c3b7224a 1005#define s3_SCORE3_PIPELINE 3
1c0d3aa6 1006
c3b7224a
NC		 1007static int s3_university_version = 0;
1008static int s3_vector_size = s3_SCORE3_PIPELINE;
1009static struct s3_score_it s3_dependency_vector[s3_SCORE3_PIPELINE];
1c0d3aa6 1010
c3b7224a 1011static int s3_score3d = 1;
b0253a53 1012
1c0d3aa6 1013static int
c3b7224a 1014s3_end_of_line (char *str)
1c0d3aa6 1015{
c3b7224a 1016 int retval = s3_SUCCESS;
1c0d3aa6 1017
c3b7224a 1018 s3_skip_whitespace (str);
1c0d3aa6
NC		 1019 if (*str != '\0')
1020 {
c3b7224a 1021 retval = (int) s3_FAIL;
1c0d3aa6 1022
c3b7224a
NC		 1023 if (!s3_inst.error)
1024 s3_inst.error = s3_BAD_GARBAGE;
1c0d3aa6
NC		 1025 }
1026
1027 return retval;
1028}
1029
1030static int
c3b7224a 1031s3_score_reg_parse (char **ccp, struct hash_control *htab)
1c0d3aa6
NC		 1032{
1033 char *start = *ccp;
1034 char c;
1035 char *p;
c3b7224a 1036 struct s3_reg_entry *reg;
1c0d3aa6
NC		 1037
1038 p = start;
1039 if (!ISALPHA (*p) || !is_name_beginner (*p))
c3b7224a 1040 return (int) s3_FAIL;
1c0d3aa6
NC		 1041
1042 c = *p++;
1043
1044 while (ISALPHA (c) || ISDIGIT (c) || c == '_')
1045 c = *p++;
1046
1047 *--p = 0;
c3b7224a 1048 reg = (struct s3_reg_entry *) hash_find (htab, start);
1c0d3aa6
NC		 1049 *p = c;
1050
1051 if (reg)
1052 {
1053 *ccp = p;
1054 return reg->number;
1055 }
c3b7224a 1056 return (int) s3_FAIL;
1c0d3aa6
NC		 1057}
1058
1059/* If shift <= 0, only return reg. */
1060
1061static int
c3b7224a 1062s3_reg_required_here (char **str, int shift, enum s3_score_reg_type reg_type)
1c0d3aa6 1063{
c3b7224a
NC		 1064 static char buff[s3_MAX_LITERAL_POOL_SIZE];
1065 int reg = (int) s3_FAIL;
1c0d3aa6
NC		 1066 char *start = *str;
1067
c3b7224a 1068 if ((reg = s3_score_reg_parse (str, s3_all_reg_maps[reg_type].htab)) != (int) s3_FAIL)
1c0d3aa6 1069 {
c3b7224a 1070 if (reg_type == s3_REG_TYPE_SCORE)
1c0d3aa6 1071 {
c3b7224a 1072 if ((reg == 1) && (s3_nor1 == 1) && (s3_inst.bwarn == 0))
1c0d3aa6 1073 {
14119072 1074 as_warn (_("Using temp register(r1)"));
c3b7224a 1075 s3_inst.bwarn = 1;
1c0d3aa6
NC		 1076 }
1077 }
1078 if (shift >= 0)
1079 {
c3b7224a
NC		 1080 if (reg_type == s3_REG_TYPE_SCORE_CR)
1081 strcpy (s3_inst.reg, s3_score_crn_table[reg].name);
1082 else if (reg_type == s3_REG_TYPE_SCORE_SR)
1083 strcpy (s3_inst.reg, s3_score_srn_table[reg].name);
1c0d3aa6 1084 else
c3b7224a 1085 strcpy (s3_inst.reg, "");
1c0d3aa6 1086
c3b7224a 1087 s3_inst.instruction |= (bfd_vma) reg << shift;
1c0d3aa6
NC		 1088 }
1089 }
1090 else
1091 {
1092 *str = start;
1093 sprintf (buff, _("register expected, not '%.100s'"), start);
c3b7224a 1094 s3_inst.error = buff;
1c0d3aa6
NC		 1095 }
1096
1097 return reg;
1098}
1099
1100static int
c3b7224a 1101s3_skip_past_comma (char **str)
1c0d3aa6
NC		 1102{
1103 char *p = *str;
1104 char c;
1105 int comma = 0;
1106
1107 while ((c = *p) == ' ' || c == ',')
1108 {
1109 p++;
1110 if (c == ',' && comma++)
1111 {
c3b7224a
NC		 1112 s3_inst.error = s3_BAD_SKIP_COMMA;
1113 return (int) s3_FAIL;
1c0d3aa6
NC		 1114 }
1115 }
1116
1117 if ((c == '\0') || (comma == 0))
1118 {
c3b7224a
NC		 1119 s3_inst.error = s3_BAD_SKIP_COMMA;
1120 return (int) s3_FAIL;
1c0d3aa6
NC		 1121 }
1122
1123 *str = p;
c3b7224a 1124 return comma ? s3_SUCCESS : (int) s3_FAIL;
1c0d3aa6
NC		 1125}
1126
1127static void
c3b7224a 1128s3_do_rdrsrs (char *str)
1c0d3aa6 1129{
c3b7224a
NC		 1130 int reg;
1131 s3_skip_whitespace (str);
1c0d3aa6 1132
c3b7224a
NC		 1133 if ((reg = s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
1134 || s3_skip_past_comma (&str) == (int) s3_FAIL
1135 || s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1136 || s3_skip_past_comma (&str) == (int) s3_FAIL
1137 || s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1138 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 1139 {
1140 return;
1141 }
1142 else
1143 {
c3b7224a
NC		 1144 /* Check mulr, mulur rd is even number. */
1145 if (((s3_inst.instruction & 0x3e0003ff) == 0x00000340
1146 || (s3_inst.instruction & 0x3e0003ff) == 0x00000342)
1147 && (reg % 2))
1148 {
1149 s3_inst.error = _("rd must be even number.");
1150 return;
1151 }
1152
1153 if ((((s3_inst.instruction >> 15) & 0x10) == 0)
1154 && (((s3_inst.instruction >> 10) & 0x10) == 0)
1155 && (((s3_inst.instruction >> 20) & 0x10) == 0)
1156 && (s3_inst.relax_inst != 0x8000)
1157 && (((s3_inst.instruction >> 20) & 0xf) == ((s3_inst.instruction >> 15) & 0xf)))
1c0d3aa6 1158 {
c3b7224a
NC		 1159 s3_inst.relax_inst |= (((s3_inst.instruction >> 10) & 0xf) )
1160 | (((s3_inst.instruction >> 15) & 0xf) << 4);
1161 s3_inst.relax_size = 2;
1c0d3aa6
NC		 1162 }
1163 else
1164 {
c3b7224a 1165 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 1166 }
1167 }
1168}
1169
1170static int
c3b7224a 1171s3_walk_no_bignums (symbolS * sp)
1c0d3aa6
NC		 1172{
1173 if (symbol_get_value_expression (sp)->X_op == O_big)
1174 return 1;
1175
1176 if (symbol_get_value_expression (sp)->X_add_symbol)
c3b7224a 1177 return (s3_walk_no_bignums (symbol_get_value_expression (sp)->X_add_symbol)
1c0d3aa6 1178 || (symbol_get_value_expression (sp)->X_op_symbol
c3b7224a 1179 && s3_walk_no_bignums (symbol_get_value_expression (sp)->X_op_symbol)));
1c0d3aa6
NC		 1180
1181 return 0;
1182}
1183
1184static int
c3b7224a 1185s3_my_get_expression (expressionS * ep, char **str)
1c0d3aa6
NC		 1186{
1187 char *save_in;
1188 segT seg;
1189
1190 save_in = input_line_pointer;
1191 input_line_pointer = *str;
c3b7224a 1192 s3_in_my_get_expression = 1;
1c0d3aa6 1193 seg = expression (ep);
c3b7224a 1194 s3_in_my_get_expression = 0;
1c0d3aa6
NC		 1195
1196 if (ep->X_op == O_illegal)
1197 {
1198 *str = input_line_pointer;
1199 input_line_pointer = save_in;
c3b7224a
NC		 1200 s3_inst.error = _("illegal expression");
1201 return (int) s3_FAIL;
1c0d3aa6
NC		 1202 }
1203 /* Get rid of any bignums now, so that we don't generate an error for which
1204 we can't establish a line number later on. Big numbers are never valid
1205 in instructions, which is where this routine is always called. */
1206 if (ep->X_op == O_big
1207 || (ep->X_add_symbol
c3b7224a
NC		 1208 && (s3_walk_no_bignums (ep->X_add_symbol)
1209 || (ep->X_op_symbol && s3_walk_no_bignums (ep->X_op_symbol)))))
1c0d3aa6 1210 {
c3b7224a 1211 s3_inst.error = _("invalid constant");
1c0d3aa6
NC		 1212 *str = input_line_pointer;
1213 input_line_pointer = save_in;
c3b7224a 1214 return (int) s3_FAIL;
1c0d3aa6
NC		 1215 }
1216
b138abaa 1217 if ((ep->X_add_symbol != NULL)
c3b7224a
NC		 1218 && (s3_inst.type != PC_DISP19div2)
1219 && (s3_inst.type != PC_DISP8div2)
1220 && (s3_inst.type != PC_DISP24div2)
1221 && (s3_inst.type != PC_DISP11div2)
1222 && (s3_inst.type != Insn_Type_SYN)
1223 && (s3_inst.type != Rd_rvalueRs_SI15)
1224 && (s3_inst.type != Rd_lvalueRs_SI15)
1225 && (s3_inst.type != Insn_internal)
1226 && (s3_inst.type != Rd_I30)
1227 && (s3_inst.type != Rd_I32)
1228 && (s3_inst.type != Insn_BCMP))
1229 {
1230 s3_inst.error = s3_BAD_ARGS;
b138abaa
NC		 1231 *str = input_line_pointer;
1232 input_line_pointer = save_in;
c3b7224a 1233 return (int) s3_FAIL;
b138abaa
NC		 1234 }
1235
1c0d3aa6
NC		 1236 *str = input_line_pointer;
1237 input_line_pointer = save_in;
c3b7224a 1238 return s3_SUCCESS;
1c0d3aa6
NC		 1239}
1240
1241/* Check if an immediate is valid. If so, convert it to the right format. */
c3b7224a
NC		 1242static bfd_signed_vma
1243s3_validate_immediate (bfd_signed_vma val, unsigned int data_type, int hex_p)
1c0d3aa6
NC		 1244{
1245 switch (data_type)
1246 {
1247 case _VALUE_HI16:
1248 {
c3b7224a 1249 bfd_signed_vma val_hi = ((val & 0xffff0000) >> 16);
1c0d3aa6 1250
c3b7224a
NC		 1251 if (s3_score_df_range[data_type].range[0] <= val_hi
1252 && val_hi <= s3_score_df_range[data_type].range[1])
1c0d3aa6
NC		 1253 return val_hi;
1254 }
1255 break;
1256
1257 case _VALUE_LO16:
1258 {
c3b7224a 1259 bfd_signed_vma val_lo = (val & 0xffff);
1c0d3aa6 1260
c3b7224a
NC		 1261 if (s3_score_df_range[data_type].range[0] <= val_lo
1262 && val_lo <= s3_score_df_range[data_type].range[1])
1c0d3aa6
NC		 1263 return val_lo;
1264 }
1265 break;
1266
b0253a53
ML		 1267 case _SIMM14:
1268 if (hex_p == 1)
1269 {
1270 if (!(val >= -0x2000 && val <= 0x3fff))
1271 {
c3b7224a 1272 return (int) s3_FAIL;
b0253a53
ML		 1273 }
1274 }
1275 else
1276 {
1277 if (!(val >= -8192 && val <= 8191))
1278 {
c3b7224a 1279 return (int) s3_FAIL;
b0253a53
ML		 1280 }
1281 }
1282
1283 return val;
1284 break;
1285
1286 case _SIMM16_NEG:
1287 if (hex_p == 1)
1288 {
1289 if (!(val >= -0x7fff && val <= 0xffff && val != 0x8000))
1290 {
c3b7224a 1291 return (int) s3_FAIL;
b0253a53
ML		 1292 }
1293 }
1294 else
1295 {
1296 if (!(val >= -32767 && val <= 32768))
1297 {
c3b7224a 1298 return (int) s3_FAIL;
b0253a53
ML		 1299 }
1300 }
1301
1302 val = -val;
1303 return val;
1304 break;
1305
c3b7224a
NC		 1306 case _IMM5_MULTI_LOAD:
1307 if (val >= 2 && val <= 32)
1308 {
1309 if (val == 32)
1310 {
1311 val = 0;
1312 }
1313 return val;
1314 }
1315 else
1316 {
1317 return (int) s3_FAIL;
1318 }
1319 break;
1320
1321 case _IMM32:
1322 if (val >= 0 && val <= 0xffffffff)
1323 {
1324 return val;
1325 }
1326 else
1327 {
1328 return (int) s3_FAIL;
1329 }
1330
1c0d3aa6 1331 default:
b0253a53 1332 if (data_type == _SIMM14_NEG || data_type == _IMM16_NEG)
1c0d3aa6
NC		 1333 val = -val;
1334
c3b7224a
NC		 1335 if (s3_score_df_range[data_type].range[0] <= val
1336 && val <= s3_score_df_range[data_type].range[1])
1c0d3aa6
NC		 1337 return val;
1338
1339 break;
1340 }
1341
c3b7224a 1342 return (int) s3_FAIL;
1c0d3aa6
NC		 1343}
1344
1345static int
c3b7224a 1346s3_data_op2 (char **str, int shift, enum score_data_type data_type)
1c0d3aa6 1347{
c3b7224a
NC		 1348 bfd_signed_vma value;
1349 char data_exp[s3_MAX_LITERAL_POOL_SIZE];
1c0d3aa6
NC		 1350 char *dataptr;
1351 int cnt = 0;
1352 char *pp = NULL;
1353
c3b7224a
NC		 1354 s3_skip_whitespace (*str);
1355 s3_inst.error = NULL;
1c0d3aa6
NC		 1356 dataptr = * str;
1357
b0253a53
ML		 1358 /* Set hex_p to zero. */
1359 int hex_p = 0;
1360
c3b7224a 1361 while ((*dataptr != '\0') && (*dataptr != '|') && (cnt <= s3_MAX_LITERAL_POOL_SIZE)) /* 0x7c = ='|' */
1c0d3aa6
NC		 1362 {
1363 data_exp[cnt] = *dataptr;
1364 dataptr++;
1365 cnt++;
1366 }
1367
1368 data_exp[cnt] = '\0';
1369 pp = (char *)&data_exp;
1370
1371 if (*dataptr == '|') /* process PCE */
1372 {
c3b7224a
NC		 1373 if (s3_my_get_expression (&s3_inst.reloc.exp, &pp) == (int) s3_FAIL)
1374 return (int) s3_FAIL;
1375 s3_end_of_line (pp);
1376 if (s3_inst.error != 0)
1377 return (int) s3_FAIL; /* to ouptut_inst to printf out the error */
1c0d3aa6
NC		 1378 *str = dataptr;
1379 }
1380 else /* process 16 bit */
1381 {
c3b7224a 1382 if (s3_my_get_expression (&s3_inst.reloc.exp, str) == (int) s3_FAIL)
1c0d3aa6 1383 {
c3b7224a 1384 return (int) s3_FAIL;
1c0d3aa6
NC		 1385 }
1386
1387 dataptr = (char *)data_exp;
1388 for (; *dataptr != '\0'; dataptr++)
1389 {
1390 *dataptr = TOLOWER (*dataptr);
1391 if (*dataptr == '!' || *dataptr == ' ')
1392 break;
1393 }
1394 dataptr = (char *)data_exp;
1395
c3b7224a 1396 if ((dataptr != NULL)
b0253a53
ML		 1397 && (((strstr (dataptr, "0x")) != NULL)
1398 || ((strstr (dataptr, "0X")) != NULL)))
c3b7224a 1399 {
b0253a53
ML		 1400 hex_p = 1;
1401 if ((data_type != _SIMM16_LA)
1402 && (data_type != _VALUE_HI16)
1403 && (data_type != _VALUE_LO16)
1404 && (data_type != _IMM16)
1405 && (data_type != _IMM15)
1406 && (data_type != _IMM14)
1407 && (data_type != _IMM4)
1408 && (data_type != _IMM5)
c3b7224a
NC		 1409 && (data_type != _IMM5_MULTI_LOAD)
1410 && (data_type != _IMM11)
b0253a53
ML		 1411 && (data_type != _IMM8)
1412 && (data_type != _IMM5_RSHIFT_1)
1413 && (data_type != _IMM5_RSHIFT_2)
1414 && (data_type != _SIMM14)
1415 && (data_type != _SIMM14_NEG)
1416 && (data_type != _SIMM16_NEG)
1417 && (data_type != _IMM10_RSHIFT_2)
c3b7224a
NC		 1418 && (data_type != _GP_IMM15)
1419 && (data_type != _SIMM5)
1420 && (data_type != _SIMM6)
1421 && (data_type != _IMM32)
1422 && (data_type != _SIMM32))
b0253a53
ML		 1423 {
1424 data_type += 24;
1425 }
1c0d3aa6 1426 }
b138abaa 1427
c3b7224a
NC		 1428 if ((s3_inst.reloc.exp.X_add_number == 0)
1429 && (s3_inst.type != Insn_Type_SYN)
1430 && (s3_inst.type != Rd_rvalueRs_SI15)
1431 && (s3_inst.type != Rd_lvalueRs_SI15)
1432 && (s3_inst.type != Insn_internal)
b138abaa
NC		 1433 && (((*dataptr >= 'a') && (*dataptr <= 'z'))
1434 || ((*dataptr == '0') && (*(dataptr + 1) == 'x') && (*(dataptr + 2) != '0'))
1435 || ((*dataptr == '+') && (*(dataptr + 1) != '0'))
1436 || ((*dataptr == '-') && (*(dataptr + 1) != '0'))))
1437 {
c3b7224a
NC		 1438 s3_inst.error = s3_BAD_ARGS;
1439 return (int) s3_FAIL;
b138abaa 1440 }
1c0d3aa6
NC		 1441 }
1442
c3b7224a 1443 if ((s3_inst.reloc.exp.X_add_symbol)
1c0d3aa6
NC		 1444 && ((data_type == _SIMM16)
1445 || (data_type == _SIMM16_NEG)
1446 || (data_type == _IMM16_NEG)
1447 || (data_type == _SIMM14)
1448 || (data_type == _SIMM14_NEG)
1449 || (data_type == _IMM5)
c3b7224a
NC		 1450 || (data_type == _IMM5_MULTI_LOAD)
1451 || (data_type == _IMM11)
1c0d3aa6
NC		 1452 || (data_type == _IMM14)
1453 || (data_type == _IMM20)
1454 || (data_type == _IMM16)
1455 || (data_type == _IMM15)
1456 || (data_type == _IMM4)))
1457 {
c3b7224a
NC		 1458 s3_inst.error = s3_BAD_ARGS;
1459 return (int) s3_FAIL;
1c0d3aa6
NC		 1460 }
1461
c3b7224a 1462 if (s3_inst.reloc.exp.X_add_symbol)
1c0d3aa6
NC		 1463 {
1464 switch (data_type)
1465 {
1466 case _SIMM16_LA:
c3b7224a 1467 return (int) s3_FAIL;
1c0d3aa6 1468 case _VALUE_HI16:
c3b7224a
NC		 1469 s3_inst.reloc.type = BFD_RELOC_HI16_S;
1470 s3_inst.reloc.pc_rel = 0;
1c0d3aa6
NC		 1471 break;
1472 case _VALUE_LO16:
c3b7224a
NC		 1473 s3_inst.reloc.type = BFD_RELOC_LO16;
1474 s3_inst.reloc.pc_rel = 0;
1c0d3aa6
NC		 1475 break;
1476 case _GP_IMM15:
c3b7224a
NC		 1477 s3_inst.reloc.type = BFD_RELOC_SCORE_GPREL15;
1478 s3_inst.reloc.pc_rel = 0;
1c0d3aa6
NC		 1479 break;
1480 case _SIMM16_pic:
1481 case _IMM16_LO16_pic:
c3b7224a
NC		 1482 s3_inst.reloc.type = BFD_RELOC_SCORE_GOT_LO16;
1483 s3_inst.reloc.pc_rel = 0;
1c0d3aa6
NC		 1484 break;
1485 default:
c3b7224a
NC		 1486 s3_inst.reloc.type = BFD_RELOC_32;
1487 s3_inst.reloc.pc_rel = 0;
1c0d3aa6
NC		 1488 break;
1489 }
1490 }
1491 else
1492 {
1493 if (data_type == _IMM16_pic)
1494 {
c3b7224a
NC		 1495 s3_inst.reloc.type = BFD_RELOC_SCORE_DUMMY_HI16;
1496 s3_inst.reloc.pc_rel = 0;
1c0d3aa6
NC		 1497 }
1498
c3b7224a 1499 if (data_type == _SIMM16_LA && s3_inst.reloc.exp.X_unsigned == 1)
1c0d3aa6 1500 {
c3b7224a
NC		 1501 value = s3_validate_immediate (s3_inst.reloc.exp.X_add_number, _SIMM16_LA_POS, hex_p);
1502 if (value == (int) s3_FAIL) /* for advance to check if this is ldis */
1503 if ((s3_inst.reloc.exp.X_add_number & 0xffff) == 0)
1c0d3aa6 1504 {
c3b7224a
NC		 1505 s3_inst.instruction |= 0x8000000;
1506 s3_inst.instruction |= ((s3_inst.reloc.exp.X_add_number >> 16) << 1) & 0x1fffe;
1507 return s3_SUCCESS;
1c0d3aa6
NC		 1508 }
1509 }
1510 else
1511 {
c3b7224a 1512 value = s3_validate_immediate (s3_inst.reloc.exp.X_add_number, data_type, hex_p);
1c0d3aa6
NC		 1513 }
1514
c3b7224a 1515 if (value == (int) s3_FAIL)
1c0d3aa6 1516 {
c3b7224a
NC		 1517 if (data_type == _IMM32)
1518 {
1519 sprintf (s3_err_msg,
1520 _("invalid constant: %d bit expression not in range %u..%u"),
1521 s3_score_df_range[data_type].bits,
1522 0, (unsigned)0xffffffff);
1523 }
1524 else if (data_type == _IMM5_MULTI_LOAD)
1525 {
1526 sprintf (s3_err_msg,
1527 _("invalid constant: %d bit expression not in range %u..%u"),
1528 5, 2, 32);
1529 }
1530 else if ((data_type != _SIMM14_NEG) && (data_type != _SIMM16_NEG) && (data_type != _IMM16_NEG))
1c0d3aa6 1531 {
c3b7224a 1532 sprintf (s3_err_msg,
14119072 1533 _("invalid constant: %d bit expression not in range %d..%d"),
c3b7224a
NC		 1534 s3_score_df_range[data_type].bits,
1535 s3_score_df_range[data_type].range[0], s3_score_df_range[data_type].range[1]);
1c0d3aa6
NC		 1536 }
1537 else
1538 {
c3b7224a 1539 sprintf (s3_err_msg,
14119072 1540 _("invalid constant: %d bit expression not in range %d..%d"),
c3b7224a
NC		 1541 s3_score_df_range[data_type].bits,
1542 -s3_score_df_range[data_type].range[1], -s3_score_df_range[data_type].range[0]);
1c0d3aa6
NC		 1543 }
1544
c3b7224a
NC		 1545 s3_inst.error = s3_err_msg;
1546 return (int) s3_FAIL;
1c0d3aa6
NC		 1547 }
1548
c3b7224a
NC		 1549 if (((s3_score_df_range[data_type].range[0] != 0) || (data_type == _IMM5_RANGE_8_31))
1550 && data_type != _IMM5_MULTI_LOAD)
1c0d3aa6 1551 {
c3b7224a 1552 value &= (1 << s3_score_df_range[data_type].bits) - 1;
1c0d3aa6
NC		 1553 }
1554
c3b7224a
NC		 1555 s3_inst.instruction |= value << shift;
1556 }
1557
1558 if ((s3_inst.instruction & 0x3e000000) == 0x30000000)
1559 {
1560 if ((((s3_inst.instruction >> 20) & 0x1F) != 0)
1561 && (((s3_inst.instruction >> 20) & 0x1F) != 1)
1562 && (((s3_inst.instruction >> 20) & 0x1F) != 2)
1563 && (((s3_inst.instruction >> 20) & 0x1F) != 0x10))
1c0d3aa6 1564 {
c3b7224a
NC		 1565 s3_inst.error = _("invalid constant: bit expression not defined");
1566 return (int) s3_FAIL;
1c0d3aa6
NC		 1567 }
1568 }
1569
c3b7224a 1570 return s3_SUCCESS;
1c0d3aa6
NC		 1571}
1572
1573/* Handle addi/addi.c/addis.c/cmpi.c/addis.c/ldi. */
1c0d3aa6 1574static void
c3b7224a 1575s3_do_rdsi16 (char *str)
1c0d3aa6 1576{
c3b7224a 1577 s3_skip_whitespace (str);
1c0d3aa6 1578
c3b7224a
NC		 1579 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1580 || s3_skip_past_comma (&str) == (int) s3_FAIL
1581 || s3_data_op2 (&str, 1, _SIMM16) == (int) s3_FAIL
1582 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 1583 return;
1584
c3b7224a
NC		 1585 /* ldi.->ldiu! only for imm5 */
1586 if ((s3_inst.instruction & 0x20c0000) == 0x20c0000)
1587 {
1588 if ((s3_inst.instruction & 0x1ffc0) != 0)
1589 {
1590 s3_inst.relax_inst = 0x8000;
1591 }
1592 else
1593 {
1594 s3_inst.relax_inst |= (s3_inst.instruction >> 1) & 0x1f;
1595 s3_inst.relax_inst |= (((s3_inst.instruction >> 20)& 0x1f) <<5);
1596 s3_inst.relax_size = 2;
1597 }
1598 }
1599 /*cmpi.c */
1600 else if ((s3_inst.instruction & 0x02040001) == 0x02040001)
1601 {
1602 /* imm <=0x3f (5 bit<<1)*/
1603 if (((s3_inst.instruction & 0x1ffe0)==0)||(((s3_inst.instruction & 0x1ffe0) == 0x1ffe0)&&(s3_inst.instruction & 0x003e) !=0))
1604 {
1605 s3_inst.relax_inst |= (s3_inst.instruction >> 1) & 0x1f;
1606 s3_inst.relax_inst |= (((s3_inst.instruction >> 20) & 0x1f) << 5);
1607 s3_inst.relax_size = 2;
1608 }
1609 else
1610 {
1611 s3_inst.relax_inst =0x8000;
1612
1613 }
1614 }
1615 /* addi */
1616 else if (((s3_inst.instruction & 0x2000000) == 0x02000000)&& (s3_inst.relax_inst!=0x8000))
1c0d3aa6 1617 {
c3b7224a
NC		 1618 /* rd : 0-16 ; imm <=0x7f (6 bit<<1)*/
1619 if ((((s3_inst.instruction >> 20) & 0x10) != 0x10) &&
1620 (((s3_inst.instruction & 0x1ffc0)==0)||(((s3_inst.instruction & 0x1ffc0) == 0x1ffc0)&&(s3_inst.instruction & 0x007e) !=0)))
1c0d3aa6 1621 {
c3b7224a
NC		 1622 s3_inst.relax_inst |= (s3_inst.instruction >> 1) & 0x3f;
1623 s3_inst.relax_inst |= (((s3_inst.instruction >> 20) & 0xf) << 6);
1624 s3_inst.relax_size = 2;
1c0d3aa6
NC		 1625 }
1626 else
1627 {
c3b7224a
NC		 1628 s3_inst.relax_inst =0x8000;
1629
1c0d3aa6
NC		 1630 }
1631 }
c3b7224a
NC		 1632
1633 else if (((s3_inst.instruction >> 20) & 0x10) == 0x10)
1c0d3aa6 1634 {
c3b7224a 1635 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 1636 }
1637}
1638
c3b7224a
NC		 1639static void
1640s3_do_ldis (char *str)
1641{
1642 s3_skip_whitespace (str);
1643
1644 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1645 || s3_skip_past_comma (&str) == (int) s3_FAIL
1646 || s3_data_op2 (&str, 1, _IMM16) == (int) s3_FAIL
1647 || s3_end_of_line (str) == (int) s3_FAIL)
1648 return;
1649}
1650
1c0d3aa6 1651/* Handle subi/subi.c. */
c3b7224a
NC		 1652static void
1653s3_do_sub_rdsi16 (char *str)
1654{
1655 s3_skip_whitespace (str);
1656
1657 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1658 && s3_skip_past_comma (&str) != (int) s3_FAIL
1659 && s3_data_op2 (&str, 1, _SIMM16_NEG) != (int) s3_FAIL)
1660 s3_end_of_line (str);
1661}
1c0d3aa6 1662
c3b7224a 1663/* Handle subis/subis.c. */
1c0d3aa6 1664static void
c3b7224a 1665s3_do_sub_rdi16 (char *str)
1c0d3aa6 1666{
c3b7224a 1667 s3_skip_whitespace (str);
1c0d3aa6 1668
c3b7224a
NC		 1669 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1670 && s3_skip_past_comma (&str) != (int) s3_FAIL
1671 && s3_data_op2 (&str, 1, _IMM16_NEG) != (int) s3_FAIL)
1672 s3_end_of_line (str);
1c0d3aa6
NC		 1673}
1674
1c0d3aa6 1675/* Handle addri/addri.c. */
1c0d3aa6 1676static void
c3b7224a 1677s3_do_rdrssi14 (char *str) /* -(2^13)~((2^13)-1) */
1c0d3aa6 1678{
c3b7224a 1679 s3_skip_whitespace (str);
1c0d3aa6 1680
c3b7224a
NC		 1681 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1682 && s3_skip_past_comma (&str) != (int) s3_FAIL
1683 && s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1684 && s3_skip_past_comma (&str) != (int) s3_FAIL)
1685 s3_data_op2 (&str, 1, _SIMM14);
1c0d3aa6
NC		 1686}
1687
1688/* Handle subri.c/subri. */
1689static void
c3b7224a 1690s3_do_sub_rdrssi14 (char *str) /* -(2^13)~((2^13)-1) */
1c0d3aa6 1691{
c3b7224a 1692 s3_skip_whitespace (str);
1c0d3aa6 1693
c3b7224a
NC		 1694 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1695 && s3_skip_past_comma (&str) != (int) s3_FAIL
1696 && s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1697 && s3_skip_past_comma (&str) != (int) s3_FAIL
1698 && s3_data_op2 (&str, 1, _SIMM14_NEG) != (int) s3_FAIL)
1699 s3_end_of_line (str);
1c0d3aa6
NC		 1700}
1701
c3b7224a
NC		 1702/* Handle bitclr.c/bitset.c/bittgl.c/slli.c/srai.c/srli.c/roli.c/rori.c/rolic.c.
1703 0~((2^14)-1) */
1c0d3aa6 1704static void
c3b7224a 1705s3_do_rdrsi5 (char *str)
1c0d3aa6 1706{
c3b7224a 1707 s3_skip_whitespace (str);
1c0d3aa6 1708
c3b7224a
NC		 1709 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1710 || s3_skip_past_comma (&str) == (int) s3_FAIL
1711 || s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1712 || s3_skip_past_comma (&str) == (int) s3_FAIL
1713 || s3_data_op2 (&str, 10, _IMM5) == (int) s3_FAIL
1714 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 1715 return;
1716
c3b7224a
NC		 1717 if ((((s3_inst.instruction >> 20) & 0x1f) == ((s3_inst.instruction >> 15) & 0x1f))
1718 && (s3_inst.relax_inst != 0x8000) && (((s3_inst.instruction >> 15) & 0x10) == 0))
1c0d3aa6 1719 {
c3b7224a
NC		 1720 s3_inst.relax_inst |= (((s3_inst.instruction >> 10) & 0x1f) ) | (((s3_inst.instruction >> 15) & 0xf) << 5);
1721 s3_inst.relax_size = 2;
1c0d3aa6
NC		 1722 }
1723 else
c3b7224a 1724 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 1725}
1726
c3b7224a
NC		 1727/* Handle andri/orri/andri.c/orri.c.
1728 0 ~ ((2^14)-1) */
1c0d3aa6 1729static void
c3b7224a 1730s3_do_rdrsi14 (char *str)
1c0d3aa6 1731{
c3b7224a 1732 s3_skip_whitespace (str);
1c0d3aa6 1733
c3b7224a
NC		 1734 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1735 && s3_skip_past_comma (&str) != (int) s3_FAIL
1736 && s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1737 && s3_skip_past_comma (&str) != (int) s3_FAIL
1738 && s3_data_op2 (&str, 1, _IMM14) != (int) s3_FAIL)
1739 s3_end_of_line (str);
1c0d3aa6
NC		 1740}
1741
1742/* Handle bittst.c. */
1743static void
c3b7224a 1744s3_do_xrsi5 (char *str)
1c0d3aa6 1745{
c3b7224a 1746 s3_skip_whitespace (str);
1c0d3aa6 1747
c3b7224a
NC		 1748 if (s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1749 || s3_skip_past_comma (&str) == (int) s3_FAIL
1750 || s3_data_op2 (&str, 10, _IMM5) == (int) s3_FAIL
1751 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 1752 return;
1753
c3b7224a 1754 if ((s3_inst.relax_inst != 0x8000) && (((s3_inst.instruction >> 15) & 0x10) == 0))
1c0d3aa6 1755 {
c3b7224a
NC		 1756 s3_inst.relax_inst |= ((s3_inst.instruction >> 10) & 0x1f) | (((s3_inst.instruction >> 15) & 0xf) << 5);
1757 s3_inst.relax_size = 2;
1c0d3aa6
NC		 1758 }
1759 else
c3b7224a 1760 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 1761}
1762
14119072 1763/* Handle addis/andi/ori/andis/oris/ldis. */
1c0d3aa6 1764static void
c3b7224a 1765s3_do_rdi16 (char *str)
1c0d3aa6 1766{
c3b7224a 1767 s3_skip_whitespace (str);
1c0d3aa6 1768
c3b7224a
NC		 1769 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1770 || s3_skip_past_comma (&str) == (int) s3_FAIL
1771 || s3_data_op2 (&str, 1, _IMM16) == (int) s3_FAIL
1772 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6 1773 return;
c3b7224a
NC		 1774
1775 /* ldis */
1776 if ((s3_inst.instruction & 0x3e0e0000) == 0x0a0c0000)
1777 {
1778 /* rd : 0-16 ;imm =0 -> can transform to addi!*/
1779 if ((((s3_inst.instruction >> 20) & 0x10) != 0x10) && ((s3_inst.instruction & 0x1ffff)==0))
1780 {
1781 s3_inst.relax_inst =0x5400; /* ldiu! */
1782 s3_inst.relax_inst |= (s3_inst.instruction >> 1) & 0x1f;
1783 s3_inst.relax_inst |= (((s3_inst.instruction >> 20) & 0xf) << 5);
1784 s3_inst.relax_size = 2;
1785 }
1786 else
1787 {
1788 s3_inst.relax_inst =0x8000;
1789
1790 }
1791 }
1792
1793 /* addis */
1794 else if ((s3_inst.instruction & 0x3e0e0001) == 0x0a000000)
1795 {
1796 /* rd : 0-16 ;imm =0 -> can transform to addi!*/
1797 if ((((s3_inst.instruction >> 20) & 0x10) != 0x10) && ((s3_inst.instruction & 0x1ffff)==0))
1798 {
1799 s3_inst.relax_inst =0x5c00; /* addi! */
1800 s3_inst.relax_inst |= (s3_inst.instruction >> 1) & 0x3f;
1801 s3_inst.relax_inst |= (((s3_inst.instruction >> 20) & 0xf) << 6);
1802 s3_inst.relax_size = 2;
1803 }
1804 else
1805 {
1806 s3_inst.relax_inst =0x8000;
1807
1808 }
1809 }
1c0d3aa6
NC		 1810}
1811
1812static void
c3b7224a 1813s3_do_macro_rdi32hi (char *str)
1c0d3aa6 1814{
c3b7224a 1815 s3_skip_whitespace (str);
1c0d3aa6 1816
c3b7224a
NC		 1817 /* Do not handle s3_end_of_line(). */
1818 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1819 && s3_skip_past_comma (&str) != (int) s3_FAIL)
1820 s3_data_op2 (&str, 1, _VALUE_HI16);
1c0d3aa6
NC		 1821}
1822
1823static void
c3b7224a 1824s3_do_macro_rdi32lo (char *str)
1c0d3aa6 1825{
c3b7224a 1826 s3_skip_whitespace (str);
1c0d3aa6 1827
c3b7224a
NC		 1828 /* Do not handle s3_end_of_line(). */
1829 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1830 && s3_skip_past_comma (&str) != (int) s3_FAIL)
1831 s3_data_op2 (&str, 1, _VALUE_LO16);
1c0d3aa6
NC		 1832}
1833
1834/* Handle ldis_pic. */
1c0d3aa6 1835static void
c3b7224a 1836s3_do_rdi16_pic (char *str)
1c0d3aa6 1837{
c3b7224a 1838 s3_skip_whitespace (str);
1c0d3aa6 1839
c3b7224a
NC		 1840 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1841 && s3_skip_past_comma (&str) != (int) s3_FAIL
1842 && s3_data_op2 (&str, 1, _IMM16_pic) != (int) s3_FAIL)
1843 s3_end_of_line (str);
1c0d3aa6
NC		 1844}
1845
1846/* Handle addi_s_pic to generate R_SCORE_GOT_LO16 . */
1c0d3aa6 1847static void
c3b7224a 1848s3_do_addi_s_pic (char *str)
1c0d3aa6 1849{
c3b7224a 1850 s3_skip_whitespace (str);
1c0d3aa6 1851
c3b7224a
NC		 1852 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1853 && s3_skip_past_comma (&str) != (int) s3_FAIL
1854 && s3_data_op2 (&str, 1, _SIMM16_pic) != (int) s3_FAIL)
1855 s3_end_of_line (str);
1c0d3aa6
NC		 1856}
1857
1858/* Handle addi_u_pic to generate R_SCORE_GOT_LO16 . */
1c0d3aa6 1859static void
c3b7224a 1860s3_do_addi_u_pic (char *str)
1c0d3aa6 1861{
c3b7224a 1862 s3_skip_whitespace (str);
1c0d3aa6 1863
c3b7224a
NC		 1864 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1865 && s3_skip_past_comma (&str) != (int) s3_FAIL
1866 && s3_data_op2 (&str, 1, _IMM16_LO16_pic) != (int) s3_FAIL)
1867 s3_end_of_line (str);
1c0d3aa6
NC		 1868}
1869
1870/* Handle mfceh/mfcel/mtceh/mtchl. */
1c0d3aa6 1871static void
c3b7224a 1872s3_do_rd (char *str)
1c0d3aa6 1873{
c3b7224a 1874 s3_skip_whitespace (str);
1c0d3aa6 1875
c3b7224a
NC		 1876 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL)
1877 s3_end_of_line (str);
1c0d3aa6
NC		 1878}
1879
c3b7224a 1880/* Handle br{cond},cmpzteq.c ,cmpztmi.c ,cmpz.c */
1c0d3aa6 1881static void
c3b7224a 1882s3_do_rs (char *str)
1c0d3aa6 1883{
c3b7224a 1884 s3_skip_whitespace (str);
1c0d3aa6 1885
c3b7224a
NC		 1886 if (s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1887 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 1888 return;
1889
c3b7224a 1890 if ((s3_inst.relax_inst != 0x8000) )
1c0d3aa6 1891 {
c3b7224a
NC		 1892 s3_inst.relax_inst |= ((s3_inst.instruction >> 15) &0x1f);
1893 s3_inst.relax_size = 2;
1c0d3aa6
NC		 1894 }
1895 else
c3b7224a 1896 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 1897}
1898
1899static void
c3b7224a 1900s3_do_i15 (char *str)
1c0d3aa6 1901{
c3b7224a 1902 s3_skip_whitespace (str);
1c0d3aa6 1903
c3b7224a
NC		 1904 if (s3_data_op2 (&str, 10, _IMM15) != (int) s3_FAIL)
1905 s3_end_of_line (str);
1c0d3aa6
NC		 1906}
1907
1908static void
c3b7224a 1909s3_do_xi5x (char *str)
1c0d3aa6 1910{
c3b7224a 1911 s3_skip_whitespace (str);
1c0d3aa6 1912
c3b7224a 1913 if (s3_data_op2 (&str, 15, _IMM5) == (int) s3_FAIL || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 1914 return;
1915
c3b7224a 1916 if (s3_inst.relax_inst != 0x8000)
1c0d3aa6 1917 {
c3b7224a
NC		 1918 s3_inst.relax_inst |= ((s3_inst.instruction >> 15) & 0x1f) ;
1919 s3_inst.relax_size = 2;
1c0d3aa6
NC		 1920 }
1921}
1922
1923static void
c3b7224a 1924s3_do_rdrs (char *str)
1c0d3aa6 1925{
c3b7224a 1926 s3_skip_whitespace (str);
1c0d3aa6 1927
c3b7224a
NC		 1928 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1929 || s3_skip_past_comma (&str) == (int) s3_FAIL
1930 || s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1931 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 1932 return;
1933
c3b7224a 1934 if (s3_inst.relax_inst != 0x8000)
1c0d3aa6 1935 {
c3b7224a 1936 if (((s3_inst.instruction & 0x7f) == 0x56)) /* adjust mv -> mv!*/
1c0d3aa6 1937 {
c3b7224a
NC		 1938 /* mv! rd : 5bit , ra : 5bit */
1939 s3_inst.relax_inst |= ((s3_inst.instruction >> 15) & 0x1f) | (((s3_inst.instruction >> 20) & 0x1f) << 5);
1940 s3_inst.relax_size = 2;
1941
1c0d3aa6 1942 }
c3b7224a 1943 else if ((((s3_inst.instruction >> 15) & 0x10) == 0x0) && (((s3_inst.instruction >> 20) & 0x10) == 0))
1c0d3aa6 1944 {
c3b7224a
NC		 1945 s3_inst.relax_inst |= (((s3_inst.instruction >> 15) & 0xf) << 4)
1946 | (((s3_inst.instruction >> 20) & 0xf) << 8);
1947 s3_inst.relax_size = 2;
1c0d3aa6
NC		 1948 }
1949 else
1950 {
c3b7224a 1951 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 1952 }
1953 }
1954}
1955
1956/* Handle mfcr/mtcr. */
1957static void
c3b7224a 1958s3_do_rdcrs (char *str)
1c0d3aa6 1959{
c3b7224a 1960 s3_skip_whitespace (str);
1c0d3aa6 1961
c3b7224a
NC		 1962 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1963 && s3_skip_past_comma (&str) != (int) s3_FAIL
1964 && s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE_CR) != (int) s3_FAIL)
1965 s3_end_of_line (str);
1c0d3aa6
NC		 1966}
1967
1968/* Handle mfsr/mtsr. */
1c0d3aa6 1969static void
c3b7224a 1970s3_do_rdsrs (char *str)
1c0d3aa6 1971{
c3b7224a 1972 s3_skip_whitespace (str);
1c0d3aa6
NC		 1973
1974 /* mfsr */
c3b7224a 1975 if ((s3_inst.instruction & 0xff) == 0x50)
1c0d3aa6 1976 {
c3b7224a
NC		 1977 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1978 && s3_skip_past_comma (&str) != (int) s3_FAIL
1979 && s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE_SR) != (int) s3_FAIL)
1980 s3_end_of_line (str);
1c0d3aa6
NC		 1981 }
1982 else
1983 {
c3b7224a
NC		 1984 if (s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) != (int) s3_FAIL
1985 && s3_skip_past_comma (&str) != (int) s3_FAIL)
1986 s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE_SR);
1c0d3aa6
NC		 1987 }
1988}
1989
1990/* Handle neg. */
1c0d3aa6 1991static void
c3b7224a 1992s3_do_rdxrs (char *str)
1c0d3aa6 1993{
c3b7224a 1994 s3_skip_whitespace (str);
1c0d3aa6 1995
c3b7224a
NC		 1996 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1997 || s3_skip_past_comma (&str) == (int) s3_FAIL
1998 || s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE) == (int) s3_FAIL
1999 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 2000 return;
2001
c3b7224a
NC		 2002 if ((s3_inst.relax_inst != 0x8000) && (((s3_inst.instruction >> 10) & 0x10) == 0)
2003 && (((s3_inst.instruction >> 20) & 0x10) == 0))
1c0d3aa6 2004 {
c3b7224a
NC		 2005 s3_inst.relax_inst |= (((s3_inst.instruction >> 10) & 0xf) << 4) | (((s3_inst.instruction >> 20) & 0xf) << 8);
2006 s3_inst.relax_size = 2;
1c0d3aa6
NC		 2007 }
2008 else
c3b7224a 2009 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 2010}
2011
2012/* Handle cmp.c/cmp<cond>. */
2013static void
c3b7224a 2014s3_do_rsrs (char *str)
1c0d3aa6 2015{
c3b7224a 2016 s3_skip_whitespace (str);
1c0d3aa6 2017
c3b7224a
NC		 2018 if (s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL
2019 || s3_skip_past_comma (&str) == (int) s3_FAIL
2020 || s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE) == (int) s3_FAIL
2021 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 2022 return;
2023
c3b7224a 2024 if ((s3_inst.relax_inst != 0x8000) && (((s3_inst.instruction >> 20) & 0x1f) == 3) )
1c0d3aa6 2025 {
c3b7224a
NC		 2026 s3_inst.relax_inst |= (((s3_inst.instruction >> 10) & 0x1f)) | (((s3_inst.instruction >> 15) & 0x1f) << 5);
2027 s3_inst.relax_size = 2;
1c0d3aa6
NC		 2028 }
2029 else
c3b7224a 2030 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 2031}
2032
2033static void
c3b7224a 2034s3_do_ceinst (char *str)
1c0d3aa6
NC		 2035{
2036 char *strbak;
2037
2038 strbak = str;
c3b7224a
NC		 2039 s3_skip_whitespace (str);
2040
2041 if (s3_data_op2 (&str, 20, _IMM5) == (int) s3_FAIL
2042 || s3_skip_past_comma (&str) == (int) s3_FAIL
2043 || s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL
2044 || s3_skip_past_comma (&str) == (int) s3_FAIL
2045 || s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE) == (int) s3_FAIL
2046 || s3_skip_past_comma (&str) == (int) s3_FAIL
2047 || s3_data_op2 (&str, 5, _IMM5) == (int) s3_FAIL
2048 || s3_skip_past_comma (&str) == (int) s3_FAIL
2049 || s3_data_op2 (&str, 0, _IMM5) == (int) s3_FAIL
2050 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 2051 {
2052 return;
2053 }
2054 else
2055 {
2056 str = strbak;
c3b7224a 2057 if (s3_data_op2 (&str, 0, _IMM25) == (int) s3_FAIL)
1c0d3aa6
NC		 2058 return;
2059 }
2060}
2061
2062static int
c3b7224a 2063s3_reglow_required_here (char **str, int shift)
1c0d3aa6 2064{
c3b7224a 2065 static char buff[s3_MAX_LITERAL_POOL_SIZE];
1c0d3aa6
NC		 2066 int reg;
2067 char *start = *str;
2068
c3b7224a 2069 if ((reg = s3_score_reg_parse (str, s3_all_reg_maps[s3_REG_TYPE_SCORE].htab)) != (int) s3_FAIL)
1c0d3aa6 2070 {
c3b7224a 2071 if ((reg == 1) && (s3_nor1 == 1) && (s3_inst.bwarn == 0))
1c0d3aa6 2072 {
14119072 2073 as_warn (_("Using temp register(r1)"));
c3b7224a 2074 s3_inst.bwarn = 1;
1c0d3aa6
NC		 2075 }
2076 if (reg < 16)
2077 {
2078 if (shift >= 0)
c3b7224a 2079 s3_inst.instruction |= (bfd_vma) reg << shift;
1c0d3aa6
NC		 2080
2081 return reg;
2082 }
2083 }
2084
2085 /* Restore the start point, we may have got a reg of the wrong class. */
2086 *str = start;
2087 sprintf (buff, _("low register(r0-r15)expected, not '%.100s'"), start);
c3b7224a
NC		 2088 s3_inst.error = buff;
2089 return (int) s3_FAIL;
1c0d3aa6
NC		 2090}
2091
c3b7224a 2092/* Handle add!/and!/or!/sub!. */
1c0d3aa6 2093static void
c3b7224a 2094s3_do16_rdrs2 (char *str)
1c0d3aa6 2095{
c3b7224a 2096 s3_skip_whitespace (str);
1c0d3aa6 2097
c3b7224a
NC		 2098 if (s3_reglow_required_here (&str, 4) == (int) s3_FAIL
2099 || s3_skip_past_comma (&str) == (int) s3_FAIL
2100 || s3_reglow_required_here (&str, 0) == (int) s3_FAIL
2101 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 2102 {
2103 return;
2104 }
c3b7224a
NC		 2105}
2106
2107/* Handle br!/brl!. */
2108static void
2109s3_do16_br (char *str)
2110{
2111 s3_skip_whitespace (str);
2112
2113 if (s3_reg_required_here (&str, 0, s3_REG_TYPE_SCORE) == (int) s3_FAIL
2114 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6 2115 {
c3b7224a 2116 return;
1c0d3aa6
NC		 2117 }
2118}
2119
c3b7224a 2120/* Handle brr!. */
1c0d3aa6 2121static void
c3b7224a 2122s3_do16_brr (char *str)
1c0d3aa6
NC		 2123{
2124 int rd = 0;
2125
c3b7224a 2126 s3_skip_whitespace (str);
1c0d3aa6 2127
c3b7224a
NC		 2128 if ((rd = s3_reg_required_here (&str, 0,s3_REG_TYPE_SCORE)) == (int) s3_FAIL
2129 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 2130 {
2131 return;
2132 }
1c0d3aa6
NC		 2133}
2134
c3b7224a 2135/*Handle ltbw / ltbh / ltbb */
1c0d3aa6 2136static void
c3b7224a 2137s3_do_ltb (char *str)
1c0d3aa6 2138{
c3b7224a
NC		 2139 s3_skip_whitespace (str);
2140 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) == (int) s3_FAIL
2141 || s3_skip_past_comma (&str) == (int) s3_FAIL)
2142 {
2143 return;
2144 }
1c0d3aa6 2145
c3b7224a
NC		 2146 s3_skip_whitespace (str);
2147 if (*str++ != '[')
1c0d3aa6 2148 {
c3b7224a 2149 s3_inst.error = _("missing [");
1c0d3aa6
NC		 2150 return;
2151 }
c3b7224a
NC		 2152
2153 if (s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL
2154 || s3_skip_past_comma (&str) == (int) s3_FAIL
2155 || s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
1c0d3aa6 2156 {
c3b7224a 2157 return;
1c0d3aa6 2158 }
1c0d3aa6 2159
c3b7224a
NC		 2160 s3_skip_whitespace (str);
2161 if (*str++ != ']')
1c0d3aa6 2162 {
c3b7224a
NC		 2163 s3_inst.error = _("missing ]");
2164 return;
1c0d3aa6
NC		 2165 }
2166}
2167
2168/* We need to be able to fix up arbitrary expressions in some statements.
2169 This is so that we can handle symbols that are an arbitrary distance from
2170 the pc. The most common cases are of the form ((+/-sym -/+ . - 8) & mask),
2171 which returns part of an address in a form which will be valid for
2172 a data instruction. We do this by pushing the expression into a symbol
2173 in the expr_section, and creating a fix for that. */
2174static fixS *
c3b7224a 2175s3_fix_new_score (fragS * frag, int where, short int size, expressionS * exp, int pc_rel, int reloc)
1c0d3aa6
NC		 2176{
2177 fixS *new_fix;
2178
2179 switch (exp->X_op)
2180 {
2181 case O_constant:
2182 case O_symbol:
2183 case O_add:
2184 case O_subtract:
2185 new_fix = fix_new_exp (frag, where, size, exp, pc_rel, reloc);
2186 break;
2187 default:
2188 new_fix = fix_new (frag, where, size, make_expr_symbol (exp), 0, pc_rel, reloc);
2189 break;
2190 }
2191 return new_fix;
2192}
2193
2194static void
c3b7224a 2195s3_init_dependency_vector (void)
1c0d3aa6
NC		 2196{
2197 int i;
2198
c3b7224a
NC		 2199 for (i = 0; i < s3_vector_size; i++)
2200 memset (&s3_dependency_vector[i], '\0', sizeof (s3_dependency_vector[i]));
1c0d3aa6
NC		 2201
2202 return;
2203}
2204
c3b7224a
NC		 2205static enum s3_insn_type_for_dependency
2206s3_dependency_type_from_insn (char *insn_name)
1c0d3aa6 2207{
c3b7224a
NC		 2208 char name[s3_INSN_NAME_LEN];
2209 const struct s3_insn_to_dependency *tmp;
1c0d3aa6
NC		 2210
2211 strcpy (name, insn_name);
c3b7224a 2212 tmp = (const struct s3_insn_to_dependency *) hash_find (s3_dependency_insn_hsh, name);
1c0d3aa6
NC		 2213
2214 if (tmp)
2215 return tmp->type;
2216
c3b7224a 2217 return s3_D_all_insn;
1c0d3aa6
NC		 2218}
2219
2220static int
c3b7224a 2221s3_check_dependency (char *pre_insn, char *pre_reg,
1c0d3aa6
NC		 2222 char *cur_insn, char *cur_reg, int *warn_or_error)
2223{
2224 int bubbles = 0;
2225 unsigned int i;
c3b7224a
NC		 2226 enum s3_insn_type_for_dependency pre_insn_type;
2227 enum s3_insn_type_for_dependency cur_insn_type;
1c0d3aa6 2228
c3b7224a
NC		 2229 pre_insn_type = s3_dependency_type_from_insn (pre_insn);
2230 cur_insn_type = s3_dependency_type_from_insn (cur_insn);
1c0d3aa6 2231
c3b7224a 2232 for (i = 0; i < sizeof (s3_data_dependency_table) / sizeof (s3_data_dependency_table[0]); i++)
1c0d3aa6 2233 {
c3b7224a
NC		 2234 if ((pre_insn_type == s3_data_dependency_table[i].pre_insn_type)
2235 && (s3_D_all_insn == s3_data_dependency_table[i].cur_insn_type
2236 || cur_insn_type == s3_data_dependency_table[i].cur_insn_type)
2237 && (strcmp (s3_data_dependency_table[i].pre_reg, "") == 0
2238 || strcmp (s3_data_dependency_table[i].pre_reg, pre_reg) == 0)
2239 && (strcmp (s3_data_dependency_table[i].cur_reg, "") == 0
2240 || strcmp (s3_data_dependency_table[i].cur_reg, cur_reg) == 0))
1c0d3aa6 2241 {
c3b7224a
NC		 2242 bubbles = s3_data_dependency_table[i].bubblenum_3;
2243 *warn_or_error = s3_data_dependency_table[i].warn_or_error;
1c0d3aa6
NC		 2244 break;
2245 }
2246 }
2247
2248 return bubbles;
2249}
2250
2251static void
c3b7224a 2252s3_build_one_frag (struct s3_score_it one_inst)
1c0d3aa6
NC		 2253{
2254 char *p;
c3b7224a 2255 int relaxable_p = s3_g_opt;
1c0d3aa6
NC		 2256 int relax_size = 0;
2257
2258 /* Start a new frag if frag_now is not empty. */
2259 if (frag_now_fix () != 0)
2260 {
2261 if (!frag_now->tc_frag_data.is_insn)
2262 frag_wane (frag_now);
2263
2264 frag_new (0);
2265 }
2266 frag_grow (20);
2267
2268 p = frag_more (one_inst.size);
c3b7224a 2269 s3_md_number_to_chars (p, one_inst.instruction, one_inst.size);
1c0d3aa6
NC		 2270
2271#ifdef OBJ_ELF
2272 dwarf2_emit_insn (one_inst.size);
2273#endif
2274
2275 relaxable_p &= (one_inst.relax_size != 0);
2276 relax_size = relaxable_p ? one_inst.relax_size : 0;
2277
c3b7224a
NC		 2278 p = frag_var (rs_machine_dependent, relax_size + s3_RELAX_PAD_BYTE, 0,
2279 s3_RELAX_ENCODE (one_inst.size, one_inst.relax_size,
1c0d3aa6
NC		 2280 one_inst.type, 0, 0, relaxable_p),
2281 NULL, 0, NULL);
2282
2283 if (relaxable_p)
c3b7224a 2284 s3_md_number_to_chars (p, one_inst.relax_inst, relax_size);
1c0d3aa6
NC		 2285}
2286
2287static void
c3b7224a 2288s3_handle_dependency (struct s3_score_it *theinst)
1c0d3aa6
NC		 2289{
2290 int i;
2291 int warn_or_error = 0; /* warn - 0; error - 1 */
2292 int bubbles = 0;
2293 int remainder_bubbles = 0;
c3b7224a
NC		 2294 char cur_insn[s3_INSN_NAME_LEN];
2295 char pre_insn[s3_INSN_NAME_LEN];
2296 struct s3_score_it nop_inst;
2297 struct s3_score_it pflush_inst;
1c0d3aa6
NC		 2298
2299 nop_inst.instruction = 0x0000;
2300 nop_inst.size = 2;
2301 nop_inst.relax_inst = 0x80008000;
2302 nop_inst.relax_size = 4;
2303 nop_inst.type = NO16_OPD;
2304
2305 pflush_inst.instruction = 0x8000800a;
2306 pflush_inst.size = 4;
2307 pflush_inst.relax_inst = 0x8000;
2308 pflush_inst.relax_size = 0;
2309 pflush_inst.type = NO_OPD;
2310
2311 /* pflush will clear all data dependency. */
2312 if (strcmp (theinst->name, "pflush") == 0)
2313 {
c3b7224a 2314 s3_init_dependency_vector ();
1c0d3aa6
NC		 2315 return;
2316 }
2317
c3b7224a
NC		 2318 /* Push current instruction to s3_dependency_vector[0]. */
2319 for (i = s3_vector_size - 1; i > 0; i--)
2320 memcpy (&s3_dependency_vector[i], &s3_dependency_vector[i - 1], sizeof (s3_dependency_vector[i]));
1c0d3aa6 2321
c3b7224a 2322 memcpy (&s3_dependency_vector[0], theinst, sizeof (s3_dependency_vector[i]));
1c0d3aa6
NC		 2323
2324 /* There is no dependency between nop and any instruction. */
c3b7224a
NC		 2325 if (strcmp (s3_dependency_vector[0].name, "nop") == 0
2326 || strcmp (s3_dependency_vector[0].name, "nop!") == 0)
1c0d3aa6
NC		 2327 return;
2328
c3b7224a 2329 strcpy (cur_insn, s3_dependency_vector[0].name);
1c0d3aa6 2330
c3b7224a 2331 for (i = 1; i < s3_vector_size; i++)
1c0d3aa6 2332 {
c3b7224a
NC		 2333 /* The element of s3_dependency_vector is NULL. */
2334 if (s3_dependency_vector[i].name[0] == '\0')
1c0d3aa6
NC		 2335 continue;
2336
c3b7224a 2337 strcpy (pre_insn, s3_dependency_vector[i].name);
1c0d3aa6 2338
c3b7224a
NC		 2339 bubbles = s3_check_dependency (pre_insn, s3_dependency_vector[i].reg,
2340 cur_insn, s3_dependency_vector[0].reg, &warn_or_error);
1c0d3aa6
NC		 2341 remainder_bubbles = bubbles - i + 1;
2342
2343 if (remainder_bubbles > 0)
2344 {
2345 int j;
2346
c3b7224a 2347 if (s3_fix_data_dependency == 1)
1c0d3aa6
NC		 2348 {
2349 if (remainder_bubbles <= 2)
2350 {
c3b7224a 2351 if (s3_warn_fix_data_dependency)
14119072 2352 as_warn (_("Fix data dependency: %s %s -- %s %s (insert %d nop!/%d)"),
c3b7224a
NC		 2353 s3_dependency_vector[i].name, s3_dependency_vector[i].reg,
2354 s3_dependency_vector[0].name, s3_dependency_vector[0].reg,
1c0d3aa6
NC		 2355 remainder_bubbles, bubbles);
2356
c3b7224a
NC		 2357 for (j = (s3_vector_size - 1); (j - remainder_bubbles) > 0; j--)
2358 memcpy (&s3_dependency_vector[j], &s3_dependency_vector[j - remainder_bubbles],
2359 sizeof (s3_dependency_vector[j]));
1c0d3aa6
NC		 2360
2361 for (j = 1; j <= remainder_bubbles; j++)
2362 {
c3b7224a 2363 memset (&s3_dependency_vector[j], '\0', sizeof (s3_dependency_vector[j]));
1c0d3aa6 2364 /* Insert nop!. */
c3b7224a 2365 s3_build_one_frag (nop_inst);
1c0d3aa6
NC		 2366 }
2367 }
2368 else
2369 {
c3b7224a 2370 if (s3_warn_fix_data_dependency)
14119072 2371 as_warn (_("Fix data dependency: %s %s -- %s %s (insert 1 pflush/%d)"),
c3b7224a
NC		 2372 s3_dependency_vector[i].name, s3_dependency_vector[i].reg,
2373 s3_dependency_vector[0].name, s3_dependency_vector[0].reg,
1c0d3aa6
NC		 2374 bubbles);
2375
c3b7224a
NC		 2376 for (j = 1; j < s3_vector_size; j++)
2377 memset (&s3_dependency_vector[j], '\0', sizeof (s3_dependency_vector[j]));
1c0d3aa6
NC		 2378
2379 /* Insert pflush. */
c3b7224a 2380 s3_build_one_frag (pflush_inst);
1c0d3aa6
NC		 2381 }
2382 }
2383 else
2384 {
2385 if (warn_or_error)
2386 {
14119072 2387 as_bad (_("data dependency: %s %s -- %s %s (%d/%d bubble)"),
c3b7224a
NC		 2388 s3_dependency_vector[i].name, s3_dependency_vector[i].reg,
2389 s3_dependency_vector[0].name, s3_dependency_vector[0].reg,
1c0d3aa6
NC		 2390 remainder_bubbles, bubbles);
2391 }
2392 else
2393 {
14119072 2394 as_warn (_("data dependency: %s %s -- %s %s (%d/%d bubble)"),
c3b7224a
NC		 2395 s3_dependency_vector[i].name, s3_dependency_vector[i].reg,
2396 s3_dependency_vector[0].name, s3_dependency_vector[0].reg,
1c0d3aa6
NC		 2397 remainder_bubbles, bubbles);
2398 }
2399 }
2400 }
2401 }
2402}
2403
2404static enum insn_class
c3b7224a 2405s3_get_insn_class_from_type (enum score_insn_type type)
1c0d3aa6 2406{
c3b7224a 2407 enum insn_class retval = (int) s3_FAIL;
1c0d3aa6
NC		 2408
2409 switch (type)
2410 {
2411 case Rd_I4:
2412 case Rd_I5:
2413 case Rd_rvalueBP_I5:
2414 case Rd_lvalueBP_I5:
2415 case Rd_I8:
2416 case PC_DISP8div2:
2417 case PC_DISP11div2:
2418 case Rd_Rs:
2419 case Rd_HighRs:
2420 case Rd_lvalueRs:
2421 case Rd_rvalueRs:
2422 case x_Rs:
2423 case Rd_LowRs:
2424 case NO16_OPD:
c3b7224a
NC		 2425 case Rd_SI5:
2426 case Rd_SI6:
1c0d3aa6
NC		 2427 retval = INSN_CLASS_16;
2428 break;
2429 case Rd_Rs_I5:
2430 case x_Rs_I5:
2431 case x_I5_x:
2432 case Rd_Rs_I14:
2433 case I15:
2434 case Rd_I16:
2435 case Rd_SI16:
2436 case Rd_rvalueRs_SI10:
2437 case Rd_lvalueRs_SI10:
2438 case Rd_rvalueRs_preSI12:
2439 case Rd_rvalueRs_postSI12:
2440 case Rd_lvalueRs_preSI12:
2441 case Rd_lvalueRs_postSI12:
2442 case Rd_Rs_SI14:
2443 case Rd_rvalueRs_SI15:
2444 case Rd_lvalueRs_SI15:
2445 case PC_DISP19div2:
2446 case PC_DISP24div2:
2447 case Rd_Rs_Rs:
2448 case x_Rs_x:
2449 case x_Rs_Rs:
2450 case Rd_Rs_x:
2451 case Rd_x_Rs:
2452 case Rd_x_x:
2453 case OP5_rvalueRs_SI15:
2454 case I5_Rs_Rs_I5_OP5:
2455 case x_rvalueRs_post4:
2456 case Rd_rvalueRs_post4:
2457 case Rd_x_I5:
2458 case Rd_lvalueRs_post4:
2459 case x_lvalueRs_post4:
2460 case Rd_Rs_Rs_imm:
2461 case NO_OPD:
2462 case Rd_lvalue32Rs:
2463 case Rd_rvalue32Rs:
2464 case Insn_GP:
2465 case Insn_PIC:
b138abaa 2466 case Insn_internal:
c3b7224a
NC		 2467 case Insn_BCMP:
2468 case Ra_I9_I5:
1c0d3aa6
NC		 2469 retval = INSN_CLASS_32;
2470 break;
2471 case Insn_Type_PCE:
2472 retval = INSN_CLASS_PCE;
2473 break;
2474 case Insn_Type_SYN:
2475 retval = INSN_CLASS_SYN;
2476 break;
c3b7224a
NC		 2477 case Rd_I30:
2478 case Rd_I32:
2479 retval = INSN_CLASS_48;
2480 break;
1c0d3aa6
NC		 2481 default:
2482 abort ();
2483 break;
2484 }
2485 return retval;
2486}
2487
c3b7224a
NC		 2488/* Type of p-bits:
2489 48-bit instruction: 1, 1, 0.
2490 32-bit instruction: 1, 0.
2491 16-bit instruction: 0. */
2492static bfd_vma
2493s3_adjust_paritybit (bfd_vma m_code, enum insn_class class)
1c0d3aa6 2494{
c3b7224a
NC		 2495 bfd_vma result = 0;
2496 bfd_vma m_code_high = 0;
2497 unsigned long m_code_middle = 0;
1c0d3aa6 2498 unsigned long m_code_low = 0;
c3b7224a
NC		 2499 bfd_vma pb_high = 0;
2500 unsigned long pb_middle = 0;
1c0d3aa6
NC		 2501 unsigned long pb_low = 0;
2502
c3b7224a
NC		 2503 if (class == INSN_CLASS_48)
2504 {
2505 pb_high = 0x800000000000LL;
2506 pb_middle = 0x80000000;
2507 pb_low = 0x00000000;
2508 m_code_high = m_code & 0x1fffc0000000LL;
2509 m_code_middle = m_code & 0x3fff8000;
2510 m_code_low = m_code & 0x00007fff;
2511 result = pb_high | (m_code_high << 2) |
2512 pb_middle | (m_code_middle << 1) |
2513 pb_low | m_code_low;
2514 }
2515 else if (class == INSN_CLASS_32 || class == INSN_CLASS_SYN)
1c0d3aa6
NC		 2516 {
2517 pb_high = 0x80000000;
c3b7224a
NC		 2518 pb_low = 0x00000000;
2519 m_code_high = m_code & 0x3fff8000;
2520 m_code_low = m_code & 0x00007fff;
2521 result = pb_high | (m_code_high << 1) | pb_low | m_code_low;
1c0d3aa6
NC		 2522 }
2523 else if (class == INSN_CLASS_16)
2524 {
2525 pb_high = 0;
2526 pb_low = 0;
c3b7224a
NC		 2527 m_code_high = m_code & 0x3fff8000;
2528 m_code_low = m_code & 0x00007fff;
2529 result = pb_high | (m_code_high << 1) | pb_low | m_code_low;
1c0d3aa6
NC		 2530 }
2531 else if (class == INSN_CLASS_PCE)
2532 {
c3b7224a 2533 /* Keep original. */
1c0d3aa6
NC		 2534 pb_high = 0;
2535 pb_low = 0x00008000;
c3b7224a
NC		 2536 m_code_high = m_code & 0x3fff8000;
2537 m_code_low = m_code & 0x00007fff;
2538 result = pb_high | (m_code_high << 1) | pb_low | m_code_low;
1c0d3aa6
NC		 2539 }
2540 else
2541 {
2542 abort ();
2543 }
2544
1c0d3aa6 2545 return result;
1c0d3aa6
NC		 2546}
2547
2548static void
c3b7224a 2549s3_gen_insn_frag (struct s3_score_it *part_1, struct s3_score_it *part_2)
1c0d3aa6
NC		 2550{
2551 char *p;
2552 bfd_boolean pce_p = FALSE;
c3b7224a 2553 int relaxable_p = s3_g_opt;
1c0d3aa6 2554 int relax_size = 0;
c3b7224a
NC		 2555 struct s3_score_it *inst1 = part_1;
2556 struct s3_score_it *inst2 = part_2;
2557 struct s3_score_it backup_inst1;
1c0d3aa6
NC		 2558
2559 pce_p = (inst2) ? TRUE : FALSE;
c3b7224a 2560 memcpy (&backup_inst1, inst1, sizeof (struct s3_score_it));
1c0d3aa6
NC		 2561
2562 /* Adjust instruction opcode and to be relaxed instruction opcode. */
2563 if (pce_p)
2564 {
2565 backup_inst1.instruction = ((backup_inst1.instruction & 0x7FFF) << 15)
2566 | (inst2->instruction & 0x7FFF);
c3b7224a 2567 backup_inst1.instruction = s3_adjust_paritybit (backup_inst1.instruction, INSN_CLASS_PCE);
1c0d3aa6 2568 backup_inst1.relax_inst = 0x8000;
c3b7224a 2569 backup_inst1.size = s3_INSN_SIZE;
1c0d3aa6
NC		 2570 backup_inst1.relax_size = 0;
2571 backup_inst1.type = Insn_Type_PCE;
2572 }
2573 else
2574 {
c3b7224a
NC		 2575 backup_inst1.instruction = s3_adjust_paritybit (backup_inst1.instruction,
2576 s3_GET_INSN_CLASS (backup_inst1.type));
1c0d3aa6
NC		 2577 }
2578
2579 if (backup_inst1.relax_size != 0)
2580 {
2581 enum insn_class tmp;
2582
c3b7224a
NC		 2583 tmp = (backup_inst1.size == s3_INSN_SIZE) ? INSN_CLASS_16 : INSN_CLASS_32;
2584 backup_inst1.relax_inst = s3_adjust_paritybit (backup_inst1.relax_inst, tmp);
1c0d3aa6
NC		 2585 }
2586
2587 /* Check data dependency. */
c3b7224a 2588 s3_handle_dependency (&backup_inst1);
1c0d3aa6
NC		 2589
2590 /* Start a new frag if frag_now is not empty and is not instruction frag, maybe it contains
2591 data produced by .ascii etc. Doing this is to make one instruction per frag. */
2592 if (frag_now_fix () != 0)
2593 {
2594 if (!frag_now->tc_frag_data.is_insn)
2595 frag_wane (frag_now);
2596
2597 frag_new (0);
2598 }
2599
2600 /* Here, we must call frag_grow in order to keep the instruction frag type is
2601 rs_machine_dependent.
2602 For, frag_var may change frag_now->fr_type to rs_fill by calling frag_grow which
2603 acturally will call frag_wane.
2604 Calling frag_grow first will create a new frag_now which free size is 20 that is enough
2605 for frag_var. */
2606 frag_grow (20);
2607
2608 p = frag_more (backup_inst1.size);
c3b7224a 2609 s3_md_number_to_chars (p, backup_inst1.instruction, backup_inst1.size);
1c0d3aa6
NC		 2610
2611#ifdef OBJ_ELF
2612 dwarf2_emit_insn (backup_inst1.size);
2613#endif
2614
2615 /* Generate fixup structure. */
2616 if (pce_p)
2617 {
2618 if (inst1->reloc.type != BFD_RELOC_NONE)
c3b7224a 2619 s3_fix_new_score (frag_now, p - frag_now->fr_literal,
1c0d3aa6
NC		 2620 inst1->size, &inst1->reloc.exp,
2621 inst1->reloc.pc_rel, inst1->reloc.type);
2622
2623 if (inst2->reloc.type != BFD_RELOC_NONE)
c3b7224a 2624 s3_fix_new_score (frag_now, p - frag_now->fr_literal + 2,
1c0d3aa6
NC		 2625 inst2->size, &inst2->reloc.exp, inst2->reloc.pc_rel, inst2->reloc.type);
2626 }
2627 else
2628 {
2629 if (backup_inst1.reloc.type != BFD_RELOC_NONE)
c3b7224a 2630 s3_fix_new_score (frag_now, p - frag_now->fr_literal,
1c0d3aa6
NC		 2631 backup_inst1.size, &backup_inst1.reloc.exp,
2632 backup_inst1.reloc.pc_rel, backup_inst1.reloc.type);
2633 }
2634
2635 /* relax_size may be 2, 4, 12 or 0, 0 indicates no relaxation. */
2636 relaxable_p &= (backup_inst1.relax_size != 0);
2637 relax_size = relaxable_p ? backup_inst1.relax_size : 0;
2638
c3b7224a
NC		 2639 p = frag_var (rs_machine_dependent, relax_size + s3_RELAX_PAD_BYTE, 0,
2640 s3_RELAX_ENCODE (backup_inst1.size, backup_inst1.relax_size,
1c0d3aa6
NC		 2641 backup_inst1.type, 0, 0, relaxable_p),
2642 backup_inst1.reloc.exp.X_add_symbol, 0, NULL);
2643
2644 if (relaxable_p)
c3b7224a 2645 s3_md_number_to_chars (p, backup_inst1.relax_inst, relax_size);
1c0d3aa6 2646
c3b7224a 2647 memcpy (inst1, &backup_inst1, sizeof (struct s3_score_it));
1c0d3aa6
NC		 2648}
2649
2650static void
c3b7224a 2651s3_parse_16_32_inst (char *insnstr, bfd_boolean gen_frag_p)
1c0d3aa6
NC		 2652{
2653 char c;
2654 char *p;
2655 char *operator = insnstr;
c3b7224a 2656 const struct s3_asm_opcode *opcode;
1c0d3aa6
NC		 2657
2658 /* Parse operator and operands. */
c3b7224a 2659 s3_skip_whitespace (operator);
1c0d3aa6
NC		 2660
2661 for (p = operator; *p != '\0'; p++)
2662 if ((*p == ' ') || (*p == '!'))
2663 break;
2664
2665 if (*p == '!')
2666 p++;
2667
2668 c = *p;
2669 *p = '\0';
2670
c3b7224a
NC		 2671 opcode = (const struct s3_asm_opcode *) hash_find (s3_score_ops_hsh, operator);
2672 *p = c;
2673
2674 memset (&s3_inst, '\0', sizeof (s3_inst));
2675 sprintf (s3_inst.str, "%s", insnstr);
2676 if (opcode)
2677 {
2678 s3_inst.instruction = opcode->value;
2679 s3_inst.relax_inst = opcode->relax_value;
2680 s3_inst.type = opcode->type;
2681 s3_inst.size = s3_GET_INSN_SIZE (s3_inst.type);
2682 s3_inst.relax_size = 0;
2683 s3_inst.bwarn = 0;
2684 sprintf (s3_inst.name, "%s", opcode->template);
2685 strcpy (s3_inst.reg, "");
2686 s3_inst.error = NULL;
2687 s3_inst.reloc.type = BFD_RELOC_NONE;
2688
2689 (*opcode->parms) (p);
2690
2691 /* It indicates current instruction is a macro instruction if s3_inst.bwarn equals -1. */
2692 if ((s3_inst.bwarn != -1) && (!s3_inst.error) && (gen_frag_p))
2693 s3_gen_insn_frag (&s3_inst, NULL);
2694 }
2695 else
2696 s3_inst.error = _("unrecognized opcode");
2697}
2698
2699static void
2700s3_parse_48_inst (char *insnstr, bfd_boolean gen_frag_p)
2701{
2702 char c;
2703 char *p;
2704 char *operator = insnstr;
2705 const struct s3_asm_opcode *opcode;
2706
2707 /* Parse operator and operands. */
2708 s3_skip_whitespace (operator);
2709
2710 for (p = operator; *p != '\0'; p++)
2711 if (*p == ' ')
2712 break;
2713
2714 c = *p;
2715 *p = '\0';
2716
2717 opcode = (const struct s3_asm_opcode *) hash_find (s3_score_ops_hsh, operator);
1c0d3aa6
NC		 2718 *p = c;
2719
c3b7224a
NC		 2720 memset (&s3_inst, '\0', sizeof (s3_inst));
2721 sprintf (s3_inst.str, "%s", insnstr);
1c0d3aa6
NC		 2722 if (opcode)
2723 {
c3b7224a
NC		 2724 s3_inst.instruction = opcode->value;
2725 s3_inst.relax_inst = opcode->relax_value;
2726 s3_inst.type = opcode->type;
2727 s3_inst.size = s3_GET_INSN_SIZE (s3_inst.type);
2728 s3_inst.relax_size = 0;
2729 s3_inst.bwarn = 0;
2730 sprintf (s3_inst.name, "%s", opcode->template);
2731 strcpy (s3_inst.reg, "");
2732 s3_inst.error = NULL;
2733 s3_inst.reloc.type = BFD_RELOC_NONE;
1c0d3aa6
NC		 2734
2735 (*opcode->parms) (p);
2736
c3b7224a
NC		 2737 /* It indicates current instruction is a macro instruction if s3_inst.bwarn equals -1. */
2738 if ((s3_inst.bwarn != -1) && (!s3_inst.error) && (gen_frag_p))
2739 s3_gen_insn_frag (&s3_inst, NULL);
1c0d3aa6
NC		 2740 }
2741 else
c3b7224a 2742 s3_inst.error = _("unrecognized opcode");
1c0d3aa6
NC		 2743}
2744
2745static int
c3b7224a 2746s3_append_insn (char *str, bfd_boolean gen_frag_p)
1c0d3aa6 2747{
c3b7224a 2748 int retval = s3_SUCCESS;
1c0d3aa6 2749
c3b7224a 2750 s3_parse_16_32_inst (str, gen_frag_p);
1c0d3aa6 2751
c3b7224a 2752 if (s3_inst.error)
1c0d3aa6 2753 {
c3b7224a
NC		 2754 retval = (int) s3_FAIL;
2755 as_bad (_("%s -- `%s'"), s3_inst.error, s3_inst.str);
2756 s3_inst.error = NULL;
1c0d3aa6
NC		 2757 }
2758
2759 return retval;
2760}
2761
1c0d3aa6 2762static void
c3b7224a 2763s3_do16_mv_cmp (char *str)
1c0d3aa6 2764{
c3b7224a 2765 s3_skip_whitespace (str);
1c0d3aa6 2766
c3b7224a
NC		 2767 if (s3_reg_required_here (&str, 5, s3_REG_TYPE_SCORE) == (int) s3_FAIL
2768 || s3_skip_past_comma (&str) == (int) s3_FAIL
2769 || s3_reg_required_here (&str, 0, s3_REG_TYPE_SCORE) == (int) s3_FAIL
2770 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 2771 {
2772 return;
2773 }
c3b7224a 2774}
1c0d3aa6 2775
c3b7224a
NC		 2776static void
2777s3_do16_cmpi (char *str)
2778{
2779 s3_skip_whitespace (str);
1c0d3aa6 2780
c3b7224a
NC		 2781 if (s3_reg_required_here (&str, 5, s3_REG_TYPE_SCORE) == (int) s3_FAIL
2782 || s3_skip_past_comma (&str) == (int) s3_FAIL
2783 || s3_data_op2 (&str, 0, _SIMM5) == (int) s3_FAIL
2784 || s3_end_of_line (str) == (int) s3_FAIL)
2785 {
2786 return;
1c0d3aa6
NC		 2787 }
2788}
2789
2790static void
c3b7224a 2791s3_do16_addi (char *str)
1c0d3aa6 2792{
c3b7224a 2793 s3_skip_whitespace (str);
1c0d3aa6 2794
c3b7224a
NC		 2795 if (s3_reglow_required_here (&str, 6) == (int) s3_FAIL
2796 || s3_skip_past_comma (&str) == (int) s3_FAIL
2797 || s3_data_op2 (&str, 0, _SIMM6) == (int) s3_FAIL
2798 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 2799 {
2800 return;
2801 }
1c0d3aa6
NC		 2802}
2803
c3b7224a 2804/* Handle bitclr! / bitset! / bittst! / bittgl! */
1c0d3aa6 2805static void
c3b7224a 2806s3_do16_rdi5 (char *str)
1c0d3aa6 2807{
c3b7224a 2808 s3_skip_whitespace (str);
1c0d3aa6 2809
c3b7224a
NC		 2810 if (s3_reglow_required_here (&str, 5) == (int) s3_FAIL
2811 || s3_skip_past_comma (&str) == (int) s3_FAIL
2812 || s3_data_op2 (&str, 0, _IMM5) == (int) s3_FAIL
2813 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 2814 return;
2815 else
2816 {
c3b7224a
NC		 2817 s3_inst.relax_inst |= (((s3_inst.instruction >>5) & 0xf) << 20)
2818 | (((s3_inst.instruction >> 5) & 0xf) << 15) | (((s3_inst.instruction ) & 0x1f) << 10);
2819 s3_inst.relax_size = 4;
1c0d3aa6
NC		 2820 }
2821}
2822
c3b7224a
NC		 2823
2824/* Handle sdbbp!. */
1c0d3aa6 2825static void
c3b7224a 2826s3_do16_xi5 (char *str)
1c0d3aa6 2827{
c3b7224a 2828 s3_skip_whitespace (str);
1c0d3aa6 2829
c3b7224a 2830 if (s3_data_op2 (&str, 0, _IMM5) == (int) s3_FAIL || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6 2831 return;
1c0d3aa6
NC		 2832}
2833
2834/* Check that an immediate is word alignment or half word alignment.
2835 If so, convert it to the right format. */
2836static int
c3b7224a 2837s3_validate_immediate_align (int val, unsigned int data_type)
1c0d3aa6
NC		 2838{
2839 if (data_type == _IMM5_RSHIFT_1)
2840 {
2841 if (val % 2)
2842 {
c3b7224a
NC		 2843 s3_inst.error = _("address offset must be half word alignment");
2844 return (int) s3_FAIL;
1c0d3aa6
NC		 2845 }
2846 }
2847 else if ((data_type == _IMM5_RSHIFT_2) || (data_type == _IMM10_RSHIFT_2))
2848 {
2849 if (val % 4)
2850 {
c3b7224a
NC		 2851 s3_inst.error = _("address offset must be word alignment");
2852 return (int) s3_FAIL;
1c0d3aa6
NC		 2853 }
2854 }
2855
c3b7224a 2856 return s3_SUCCESS;
1c0d3aa6
NC		 2857}
2858
2859static int
c3b7224a 2860s3_exp_ldst_offset (char **str, int shift, unsigned int data_type)
1c0d3aa6
NC		 2861{
2862 char *dataptr;
2863
2864 dataptr = * str;
2865
2866 if ((*dataptr == '0') && (*(dataptr + 1) == 'x')
2867 && (data_type != _SIMM16_LA)
2868 && (data_type != _VALUE_HI16)
2869 && (data_type != _VALUE_LO16)
2870 && (data_type != _IMM16)
2871 && (data_type != _IMM15)
2872 && (data_type != _IMM14)
2873 && (data_type != _IMM4)
2874 && (data_type != _IMM5)
2875 && (data_type != _IMM8)
2876 && (data_type != _IMM5_RSHIFT_1)
2877 && (data_type != _IMM5_RSHIFT_2)
2878 && (data_type != _SIMM14_NEG)
2879 && (data_type != _IMM10_RSHIFT_2))
2880 {
2881 data_type += 24;
2882 }
2883
c3b7224a
NC		 2884 if (s3_my_get_expression (&s3_inst.reloc.exp, str) == (int) s3_FAIL)
2885 return (int) s3_FAIL;
1c0d3aa6 2886
c3b7224a 2887 if (s3_inst.reloc.exp.X_op == O_constant)
1c0d3aa6
NC		 2888 {
2889 /* Need to check the immediate align. */
c3b7224a 2890 int value = s3_validate_immediate_align (s3_inst.reloc.exp.X_add_number, data_type);
1c0d3aa6 2891
c3b7224a
NC		 2892 if (value == (int) s3_FAIL)
2893 return (int) s3_FAIL;
1c0d3aa6 2894
c3b7224a
NC		 2895 value = s3_validate_immediate (s3_inst.reloc.exp.X_add_number, data_type, 0);
2896 if (value == (int) s3_FAIL)
1c0d3aa6 2897 {
1c0d3aa6 2898 if (data_type < 30)
c3b7224a 2899 sprintf (s3_err_msg,
14119072 2900 _("invalid constant: %d bit expression not in range %d..%d"),
c3b7224a
NC		 2901 s3_score_df_range[data_type].bits,
2902 s3_score_df_range[data_type].range[0], s3_score_df_range[data_type].range[1]);
1c0d3aa6 2903 else
c3b7224a 2904 sprintf (s3_err_msg,
14119072 2905 _("invalid constant: %d bit expression not in range %d..%d"),
c3b7224a
NC		 2906 s3_score_df_range[data_type - 24].bits,
2907 s3_score_df_range[data_type - 24].range[0], s3_score_df_range[data_type - 24].range[1]);
2908 s3_inst.error = s3_err_msg;
2909 return (int) s3_FAIL;
1c0d3aa6
NC		 2910 }
2911
2912 if (data_type == _IMM5_RSHIFT_1)
2913 {
2914 value >>= 1;
2915 }
2916 else if ((data_type == _IMM5_RSHIFT_2) || (data_type == _IMM10_RSHIFT_2))
2917 {
2918 value >>= 2;
2919 }
2920
c3b7224a 2921 if (s3_score_df_range[data_type].range[0] != 0)
1c0d3aa6 2922 {
c3b7224a 2923 value &= (1 << s3_score_df_range[data_type].bits) - 1;
1c0d3aa6
NC		 2924 }
2925
c3b7224a 2926 s3_inst.instruction |= value << shift;
1c0d3aa6
NC		 2927 }
2928 else
2929 {
c3b7224a 2930 s3_inst.reloc.pc_rel = 0;
1c0d3aa6
NC		 2931 }
2932
c3b7224a 2933 return s3_SUCCESS;
1c0d3aa6
NC		 2934}
2935
2936static void
c3b7224a 2937s3_do_ldst_insn (char *str)
1c0d3aa6
NC		 2938{
2939 int pre_inc = 0;
2940 int conflict_reg;
2941 int value;
2942 char * temp;
2943 char *strbak;
2944 char *dataptr;
2945 int reg;
2946 int ldst_idx = 0;
2947
2948 strbak = str;
c3b7224a 2949 s3_skip_whitespace (str);
1c0d3aa6 2950
c3b7224a
NC		 2951 if (((conflict_reg = s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
2952 || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 2953 return;
2954
2955 /* ld/sw rD, [rA, simm15] ld/sw rD, [rA]+, simm12 ld/sw rD, [rA, simm12]+. */
2956 if (*str == '[')
2957 {
2958 str++;
c3b7224a 2959 s3_skip_whitespace (str);
1c0d3aa6 2960
c3b7224a 2961 if ((reg = s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
1c0d3aa6
NC		 2962 return;
2963
2964 /* Conflicts can occur on stores as well as loads. */
2965 conflict_reg = (conflict_reg == reg);
c3b7224a 2966 s3_skip_whitespace (str);
1c0d3aa6
NC		 2967 temp = str + 1; /* The latter will process decimal/hex expression. */
2968
2969 /* ld/sw rD, [rA]+, simm12 ld/sw rD, [rA]+. */
2970 if (*str == ']')
2971 {
2972 str++;
2973 if (*str == '+')
2974 {
2975 str++;
2976 /* ld/sw rD, [rA]+, simm12. */
c3b7224a 2977 if (s3_skip_past_comma (&str) == s3_SUCCESS)
1c0d3aa6 2978 {
c3b7224a
NC		 2979 if ((s3_exp_ldst_offset (&str, 3, _SIMM12) == (int) s3_FAIL)
2980 || (s3_end_of_line (str) == (int) s3_FAIL))
1c0d3aa6
NC		 2981 return;
2982
2983 if (conflict_reg)
2984 {
c3b7224a 2985 unsigned int ldst_func = s3_inst.instruction & OPC_PSEUDOLDST_MASK;
1c0d3aa6
NC		 2986
2987 if ((ldst_func == INSN_LH)
2988 || (ldst_func == INSN_LHU)
2989 || (ldst_func == INSN_LW)
2990 || (ldst_func == INSN_LB)
2991 || (ldst_func == INSN_LBU))
2992 {
c3b7224a 2993 s3_inst.error = _("register same as write-back base");
1c0d3aa6
NC		 2994 return;
2995 }
2996 }
2997
c3b7224a
NC		 2998 ldst_idx = s3_inst.instruction & OPC_PSEUDOLDST_MASK;
2999 s3_inst.instruction &= ~OPC_PSEUDOLDST_MASK;
3000 s3_inst.instruction |= s3_score_ldst_insns[ldst_idx * 3 + LDST_POST].value;
1c0d3aa6
NC		 3001
3002 /* lw rD, [rA]+, 4 convert to pop rD, [rA]. */
c3b7224a 3003 if ((s3_inst.instruction & 0x3e000007) == 0x0e000000)
1c0d3aa6 3004 {
c3b7224a
NC		 3005 /* rs = r0, offset = 4 */
3006 if ((((s3_inst.instruction >> 15) & 0x1f) == 0)
3007 && (((s3_inst.instruction >> 3) & 0xfff) == 4))
1c0d3aa6 3008 {
c3b7224a
NC		 3009 /* Relax to pop!. */
3010 s3_inst.relax_inst = 0x0040 | ((s3_inst.instruction >> 20) & 0x1f);
3011 s3_inst.relax_size = 2;
1c0d3aa6
NC		 3012 }
3013 }
3014 return;
3015 }
3016 /* ld/sw rD, [rA]+ convert to ld/sw rD, [rA, 0]+. */
3017 else
3018 {
c3b7224a
NC		 3019 s3_SET_INSN_ERROR (NULL);
3020 if (s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 3021 {
3022 return;
3023 }
3024
3025 pre_inc = 1;
c3b7224a
NC		 3026 value = s3_validate_immediate (s3_inst.reloc.exp.X_add_number, _SIMM12, 0);
3027 value &= (1 << s3_score_df_range[_SIMM12].bits) - 1;
3028 ldst_idx = s3_inst.instruction & OPC_PSEUDOLDST_MASK;
3029 s3_inst.instruction &= ~OPC_PSEUDOLDST_MASK;
3030 s3_inst.instruction |= s3_score_ldst_insns[ldst_idx * 3 + pre_inc].value;
3031 s3_inst.instruction |= value << 3;
3032 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3033 return;
3034 }
3035 }
3036 /* ld/sw rD, [rA] convert to ld/sw rD, [rA, simm15]. */
3037 else
3038 {
c3b7224a 3039 if (s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 3040 return;
3041
c3b7224a
NC		 3042 ldst_idx = s3_inst.instruction & OPC_PSEUDOLDST_MASK;
3043 s3_inst.instruction &= ~OPC_PSEUDOLDST_MASK;
3044 s3_inst.instruction |= s3_score_ldst_insns[ldst_idx * 3 + LDST_NOUPDATE].value;
1c0d3aa6
NC		 3045
3046 /* lbu rd, [rs] -> lbu! rd, [rs] */
3047 if (ldst_idx == INSN_LBU)
3048 {
c3b7224a 3049 s3_inst.relax_inst = INSN16_LBU;
1c0d3aa6
NC		 3050 }
3051 else if (ldst_idx == INSN_LH)
3052 {
c3b7224a 3053 s3_inst.relax_inst = INSN16_LH;
1c0d3aa6
NC		 3054 }
3055 else if (ldst_idx == INSN_LW)
3056 {
c3b7224a 3057 s3_inst.relax_inst = INSN16_LW;
1c0d3aa6
NC		 3058 }
3059 else if (ldst_idx == INSN_SB)
3060 {
c3b7224a 3061 s3_inst.relax_inst = INSN16_SB;
1c0d3aa6
NC		 3062 }
3063 else if (ldst_idx == INSN_SH)
3064 {
c3b7224a 3065 s3_inst.relax_inst = INSN16_SH;
1c0d3aa6
NC		 3066 }
3067 else if (ldst_idx == INSN_SW)
3068 {
c3b7224a 3069 s3_inst.relax_inst = INSN16_SW;
1c0d3aa6
NC		 3070 }
3071 else
3072 {
c3b7224a 3073 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3074 }
3075
3076 /* lw/lh/lbu/sw/sh/sb, offset = 0, relax to 16 bit instruction. */
c3b7224a 3077 /* if ((ldst_idx == INSN_LBU)
1c0d3aa6
NC		 3078 || (ldst_idx == INSN_LH)
3079 || (ldst_idx == INSN_LW)
c3b7224a
NC		 3080 || (ldst_idx == INSN_SB) || (ldst_idx == INSN_SH) || (ldst_idx == INSN_SW))*/
3081 if ( (ldst_idx == INSN_LW)|| (ldst_idx == INSN_SW))
1c0d3aa6 3082 {
c3b7224a
NC		 3083 /* ra only 3 bit , rd only 4 bit for lw! and sw! */
3084 if ((((s3_inst.instruction >> 15) & 0x18) == 0) && (((s3_inst.instruction >> 20) & 0x10) == 0))
1c0d3aa6 3085 {
c3b7224a
NC		 3086 s3_inst.relax_inst |= (((s3_inst.instruction >> 20) & 0xf) << 8) |
3087 (((s3_inst.instruction >> 15) & 0x7) << 5);
3088 s3_inst.relax_size = 2;
1c0d3aa6
NC		 3089 }
3090 }
3091
3092 return;
3093 }
3094 }
3095 /* ld/sw rD, [rA, simm15] ld/sw rD, [rA, simm12]+. */
3096 else
3097 {
c3b7224a 3098 if (s3_skip_past_comma (&str) == (int) s3_FAIL)
1c0d3aa6 3099 {
c3b7224a 3100 s3_inst.error = _("pre-indexed expression expected");
1c0d3aa6
NC		 3101 return;
3102 }
3103
c3b7224a 3104 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL)
1c0d3aa6
NC		 3105 return;
3106
c3b7224a 3107 s3_skip_whitespace (str);
1c0d3aa6
NC		 3108 if (*str++ != ']')
3109 {
c3b7224a 3110 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3111 return;
3112 }
3113
c3b7224a 3114 s3_skip_whitespace (str);
1c0d3aa6
NC		 3115 /* ld/sw rD, [rA, simm12]+. */
3116 if (*str == '+')
3117 {
3118 str++;
3119 pre_inc = 1;
3120 if (conflict_reg)
3121 {
c3b7224a 3122 unsigned int ldst_func = s3_inst.instruction & OPC_PSEUDOLDST_MASK;
1c0d3aa6
NC		 3123
3124 if ((ldst_func == INSN_LH)
3125 || (ldst_func == INSN_LHU)
3126 || (ldst_func == INSN_LW)
3127 || (ldst_func == INSN_LB)
3128 || (ldst_func == INSN_LBU))
3129 {
c3b7224a 3130 s3_inst.error = _("register same as write-back base");
1c0d3aa6
NC		 3131 return;
3132 }
3133 }
3134 }
3135
c3b7224a 3136 if (s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 3137 return;
3138
c3b7224a 3139 if (s3_inst.reloc.exp.X_op == O_constant)
1c0d3aa6
NC		 3140 {
3141 int value;
3142 unsigned int data_type;
3143
3144 if (pre_inc == 1)
3145 data_type = _SIMM12;
3146 else
3147 data_type = _SIMM15;
3148 dataptr = temp;
3149
3150 if ((*dataptr == '0') && (*(dataptr + 1) == 'x')
3151 && (data_type != _SIMM16_LA)
3152 && (data_type != _VALUE_HI16)
3153 && (data_type != _VALUE_LO16)
3154 && (data_type != _IMM16)
3155 && (data_type != _IMM15)
3156 && (data_type != _IMM14)
3157 && (data_type != _IMM4)
3158 && (data_type != _IMM5)
3159 && (data_type != _IMM8)
3160 && (data_type != _IMM5_RSHIFT_1)
3161 && (data_type != _IMM5_RSHIFT_2)
3162 && (data_type != _SIMM14_NEG)
3163 && (data_type != _IMM10_RSHIFT_2))
3164 {
3165 data_type += 24;
3166 }
3167
c3b7224a
NC		 3168 value = s3_validate_immediate (s3_inst.reloc.exp.X_add_number, data_type, 0);
3169 if (value == (int) s3_FAIL)
1c0d3aa6 3170 {
b138abaa 3171 if (data_type < 30)
c3b7224a 3172 sprintf (s3_err_msg,
14119072 3173 _("invalid constant: %d bit expression not in range %d..%d"),
c3b7224a
NC		 3174 s3_score_df_range[data_type].bits,
3175 s3_score_df_range[data_type].range[0], s3_score_df_range[data_type].range[1]);
1c0d3aa6 3176 else
c3b7224a 3177 sprintf (s3_err_msg,
14119072 3178 _("invalid constant: %d bit expression not in range %d..%d"),
c3b7224a
NC		 3179 s3_score_df_range[data_type - 24].bits,
3180 s3_score_df_range[data_type - 24].range[0],
3181 s3_score_df_range[data_type - 24].range[1]);
3182 s3_inst.error = s3_err_msg;
1c0d3aa6
NC		 3183 return;
3184 }
3185
c3b7224a
NC		 3186 value &= (1 << s3_score_df_range[data_type].bits) - 1;
3187 ldst_idx = s3_inst.instruction & OPC_PSEUDOLDST_MASK;
3188 s3_inst.instruction &= ~OPC_PSEUDOLDST_MASK;
3189 s3_inst.instruction |= s3_score_ldst_insns[ldst_idx * 3 + pre_inc].value;
1c0d3aa6 3190 if (pre_inc == 1)
c3b7224a 3191 s3_inst.instruction |= value << 3;
1c0d3aa6 3192 else
c3b7224a 3193 s3_inst.instruction |= value;
1c0d3aa6
NC		 3194
3195 /* lw rD, [rA, simm15] */
c3b7224a 3196 if ((s3_inst.instruction & 0x3e000000) == 0x20000000)
1c0d3aa6 3197 {
c3b7224a
NC		 3198 /* rD in [r0 - r15]. , ra in [r0-r7] */
3199 if ((((s3_inst.instruction >> 15) & 0x18) == 0)
3200 && (((s3_inst.instruction >> 20) & 0x10) == 0))
1c0d3aa6 3201 {
c3b7224a
NC		 3202 /* simm = [bit 7], lw -> lw!. */
3203 if (((s3_inst.instruction & 0x7f80) == 0)&&((s3_inst.instruction &0x3)==0))
1c0d3aa6 3204 {
c3b7224a
NC		 3205 s3_inst.relax_inst |= (((s3_inst.instruction >> 15) & 0x7) << 5)
3206 | (((s3_inst.instruction >> 20) & 0xf) << 8)|(value>>2);
3207 s3_inst.relax_size = 2;
1c0d3aa6
NC		 3208 }
3209 else
3210 {
c3b7224a 3211 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3212 }
3213 }
3214 else
3215 {
c3b7224a 3216 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3217 }
3218 }
3219 /* sw rD, [rA, simm15] */
c3b7224a 3220 else if ((s3_inst.instruction & 0x3e000000) == 0x28000000)
1c0d3aa6 3221 {
c3b7224a
NC		 3222 /* rD is in [r0 - r15] and ra in [r0-r7] */
3223 if ((((s3_inst.instruction >> 15) & 0x18) == 0) && (((s3_inst.instruction >> 20) & 0x10) == 0))
1c0d3aa6 3224 {
c3b7224a
NC		 3225 /* simm15 =7 bit , sw -> sw!. */
3226 if (((s3_inst.instruction & 0x7f80) == 0)&&((s3_inst.instruction &0x3)==0))
1c0d3aa6 3227 {
c3b7224a
NC		 3228 s3_inst.relax_inst |= (((s3_inst.instruction >> 15) & 0xf) << 5)
3229 | (((s3_inst.instruction >> 20) & 0xf) << 8)|(value>>2);
3230 s3_inst.relax_size = 2;
1c0d3aa6
NC		 3231 }
3232 /* rA = r2, sw -> swp!. */
1c0d3aa6
NC		 3233 else
3234 {
c3b7224a 3235 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3236 }
3237 }
3238 else
3239 {
c3b7224a 3240 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3241 }
3242 }
3243 /* sw rD, [rA, simm15]+ sw pre. */
c3b7224a 3244 else if ((s3_inst.instruction & 0x3e000007) == 0x06000004)
1c0d3aa6 3245 {
c3b7224a
NC		 3246 /* simm15 = -4. and ra==r0 */
3247 if ((((s3_inst.instruction >> 15) & 0x1f) == 0)
3248 && (((s3_inst.instruction >> 3) & 0xfff) == 0xffc))
1c0d3aa6 3249 {
1c0d3aa6 3250 /* sw -> push!. */
c3b7224a
NC		 3251 s3_inst.relax_inst = 0x0060 | ((s3_inst.instruction >> 20) & 0x1f);
3252 s3_inst.relax_size = 2;
1c0d3aa6
NC		 3253 }
3254 else
3255 {
c3b7224a 3256 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3257 }
3258 }
3259 else
3260 {
c3b7224a 3261 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3262 }
3263
3264 return;
3265 }
3266 else
3267 {
3268 /* FIXME: may set error, for there is no ld/sw rD, [rA, label] */
c3b7224a 3269 s3_inst.reloc.pc_rel = 0;
1c0d3aa6
NC		 3270 }
3271 }
3272 }
3273 else
3274 {
c3b7224a 3275 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 3276 }
3277}
3278
3279/* Handle cache. */
1c0d3aa6 3280static void
c3b7224a 3281s3_do_cache (char *str)
1c0d3aa6 3282{
c3b7224a 3283 s3_skip_whitespace (str);
1c0d3aa6 3284
c3b7224a 3285 if ((s3_data_op2 (&str, 20, _IMM5) == (int) s3_FAIL) || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 3286 {
3287 return;
3288 }
3289 else
3290 {
3291 int cache_op;
3292
c3b7224a
NC		 3293 cache_op = (s3_inst.instruction >> 20) & 0x1F;
3294 sprintf (s3_inst.name, "cache %d", cache_op);
1c0d3aa6
NC		 3295 }
3296
3297 if (*str == '[')
3298 {
3299 str++;
c3b7224a 3300 s3_skip_whitespace (str);
1c0d3aa6 3301
c3b7224a 3302 if (s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
1c0d3aa6
NC		 3303 return;
3304
c3b7224a 3305 s3_skip_whitespace (str);
1c0d3aa6
NC		 3306
3307 /* cache op, [rA] */
c3b7224a 3308 if (s3_skip_past_comma (&str) == (int) s3_FAIL)
1c0d3aa6 3309 {
c3b7224a 3310 s3_SET_INSN_ERROR (NULL);
1c0d3aa6
NC		 3311 if (*str != ']')
3312 {
c3b7224a 3313 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3314 return;
3315 }
3316 str++;
3317 }
3318 /* cache op, [rA, simm15] */
3319 else
3320 {
c3b7224a 3321 if (s3_exp_ldst_offset (&str, 0, _SIMM15) == (int) s3_FAIL)
1c0d3aa6
NC		 3322 {
3323 return;
3324 }
3325
c3b7224a 3326 s3_skip_whitespace (str);
1c0d3aa6
NC		 3327 if (*str++ != ']')
3328 {
c3b7224a 3329 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3330 return;
3331 }
3332 }
3333
c3b7224a 3334 if (s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 3335 return;
3336 }
3337 else
3338 {
c3b7224a 3339 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 3340 }
3341}
3342
3343static void
c3b7224a 3344s3_do_crdcrscrsimm5 (char *str)
1c0d3aa6
NC		 3345{
3346 char *strbak;
3347
3348 strbak = str;
c3b7224a 3349 s3_skip_whitespace (str);
1c0d3aa6 3350
c3b7224a
NC		 3351 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE_CR) == (int) s3_FAIL
3352 || s3_skip_past_comma (&str) == (int) s3_FAIL
3353 || s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE_CR) == (int) s3_FAIL
3354 || s3_skip_past_comma (&str) == (int) s3_FAIL
3355 || s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE_CR) == (int) s3_FAIL
3356 || s3_skip_past_comma (&str) == (int) s3_FAIL)
1c0d3aa6
NC		 3357 {
3358 str = strbak;
3359 /* cop1 cop_code20. */
c3b7224a 3360 if (s3_data_op2 (&str, 5, _IMM20) == (int) s3_FAIL)
1c0d3aa6
NC		 3361 return;
3362 }
3363 else
3364 {
c3b7224a 3365 if (s3_data_op2 (&str, 5, _IMM5) == (int) s3_FAIL)
1c0d3aa6
NC		 3366 return;
3367 }
3368
c3b7224a 3369 s3_end_of_line (str);
1c0d3aa6
NC		 3370}
3371
3372/* Handle ldc/stc. */
3373static void
c3b7224a 3374s3_do_ldst_cop (char *str)
1c0d3aa6 3375{
c3b7224a 3376 s3_skip_whitespace (str);
1c0d3aa6 3377
c3b7224a
NC		 3378 if ((s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE_CR) == (int) s3_FAIL)
3379 || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 3380 return;
3381
3382 if (*str == '[')
3383 {
3384 str++;
c3b7224a 3385 s3_skip_whitespace (str);
1c0d3aa6 3386
c3b7224a 3387 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
1c0d3aa6
NC		 3388 return;
3389
c3b7224a 3390 s3_skip_whitespace (str);
1c0d3aa6
NC		 3391
3392 if (*str++ != ']')
3393 {
c3b7224a 3394 if (s3_exp_ldst_offset (&str, 5, _IMM10_RSHIFT_2) == (int) s3_FAIL)
1c0d3aa6
NC		 3395 return;
3396
c3b7224a 3397 s3_skip_whitespace (str);
1c0d3aa6
NC		 3398 if (*str++ != ']')
3399 {
c3b7224a 3400 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3401 return;
3402 }
3403 }
3404
c3b7224a 3405 s3_end_of_line (str);
1c0d3aa6
NC		 3406 }
3407 else
c3b7224a 3408 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 3409}
3410
3411static void
c3b7224a 3412s3_do16_ldst_insn (char *str)
1c0d3aa6 3413{
c3b7224a
NC		 3414 int conflict_reg=0;
3415 char * temp;
3416 s3_skip_whitespace (str);
1c0d3aa6 3417
c3b7224a 3418 if ((s3_reglow_required_here (&str, 8) == (int) s3_FAIL) || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 3419 return;
3420
3421 if (*str == '[')
3422 {
1c0d3aa6
NC		 3423
3424 str++;
c3b7224a 3425 s3_skip_whitespace (str);
1c0d3aa6 3426
c3b7224a 3427 if ((conflict_reg = s3_reglow_required_here (&str, 5)) == (int) s3_FAIL)
1c0d3aa6 3428 return;
c3b7224a
NC		 3429 if (conflict_reg&0x8)
3430 {
3431 sprintf (s3_err_msg, _("invalid register number: %d is not in [r0--r7]"),conflict_reg);
3432 s3_inst.error=s3_err_msg;
3433 return ;
3434 }
1c0d3aa6 3435
c3b7224a
NC		 3436 s3_skip_whitespace (str);
3437 temp = str + 1; /* The latter will process decimal/hex expression. */
3438 if (*str == ']')
1c0d3aa6 3439 {
c3b7224a
NC		 3440 str++;
3441 if (s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6 3442 return;
1c0d3aa6
NC		 3443 }
3444 else
3445 {
c3b7224a
NC		 3446 if (s3_skip_past_comma (&str) == (int) s3_FAIL)
3447 {
3448 s3_inst.error = _("comma is expected");
3449 return;
3450 }
3451 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL)
3452 return;
3453 s3_skip_whitespace (str);
3454 if (*str++ != ']')
3455 {
3456 s3_inst.error = _("missing ]");
3457 return;
3458 }
3459 if (s3_end_of_line (str) == (int) s3_FAIL)
3460 return;
3461 if (s3_inst.reloc.exp.X_op == O_constant)
3462 {
3463 int value;
3464 unsigned int data_type;
3465 data_type = _IMM5_RSHIFT_2;
3466 value = s3_validate_immediate (s3_inst.reloc.exp.X_add_number, data_type, 0);
3467 if (value == (int) s3_FAIL)
3468 {
3469 if (data_type < 30)
3470 sprintf (s3_err_msg,
3471 _("invalid constant: %d bit expression not in range %d..%d"),
3472 s3_score_df_range[data_type].bits,
3473 s3_score_df_range[data_type].range[0], s3_score_df_range[data_type].range[1]);
3474 s3_inst.error = s3_err_msg;
3475 return;
3476 }
3477 if (value &0x3)
3478 {
3479 sprintf (s3_err_msg, _("invalid constant: %d is not word align integer"),value);
3480 s3_inst.error=s3_err_msg;
3481 return ;
3482 }
3483
3484 value >>=2;
3485 s3_inst.instruction |= value;
3486 }
1c0d3aa6 3487 }
c3b7224a 3488
1c0d3aa6
NC		 3489 }
3490 else
3491 {
c3b7224a
NC		 3492 sprintf (s3_err_msg, _("missing ["));
3493 s3_inst.error=s3_err_msg;
3494 return ;
1c0d3aa6
NC		 3495 }
3496}
3497
1c0d3aa6 3498static void
c3b7224a 3499s3_do_lw48 (char *str)
1c0d3aa6 3500{
c3b7224a 3501 bfd_signed_vma val = 0;
1c0d3aa6 3502
c3b7224a 3503 s3_skip_whitespace (str);
1c0d3aa6 3504
c3b7224a
NC		 3505 if ((s3_reg_required_here (&str, 37, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
3506 || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 3507 return;
3508
c3b7224a
NC		 3509 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
3510 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6 3511 {
c3b7224a 3512 return;
1c0d3aa6
NC		 3513 }
3514
c3b7224a
NC		 3515 /* Check word align for lw48 rd, value. */
3516 if ((s3_inst.reloc.exp.X_add_symbol == NULL)
3517 && ((s3_inst.reloc.exp.X_add_number & 0x3) != 0))
3518 {
3519 s3_inst.error = _("invalid constant: 32 bit expression not word align");
3520 return;
3521 }
1c0d3aa6 3522
c3b7224a
NC		 3523 /* Check and set offset. */
3524 val = s3_inst.reloc.exp.X_add_number;
3525 if ((s3_inst.reloc.exp.X_add_symbol == NULL)
3526 && (!(val >= 0 && val <= 0xffffffffLL)))
3527 {
3528 s3_inst.error = _("invalid constant: 32 bit expression not in range [0, 0xffffffff]");
3529 return;
3530 }
1c0d3aa6 3531
c3b7224a
NC		 3532 val &= 0xffffffff;
3533 val >>= 2;
3534 s3_inst.instruction |= (val << 7);
1c0d3aa6 3535
c3b7224a
NC		 3536 /* Set reloc type. */
3537 s3_inst.reloc.type = BFD_RELOC_SCORE_IMM30;
1c0d3aa6 3538
1c0d3aa6
NC		 3539}
3540
3541static void
c3b7224a 3542s3_do_sw48 (char *str)
1c0d3aa6 3543{
c3b7224a 3544 bfd_signed_vma val = 0;
1c0d3aa6 3545
c3b7224a 3546 s3_skip_whitespace (str);
1c0d3aa6 3547
c3b7224a
NC		 3548 if ((s3_reg_required_here (&str, 37, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
3549 || (s3_skip_past_comma (&str) == (int) s3_FAIL))
3550 return;
1c0d3aa6 3551
c3b7224a
NC		 3552 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
3553 || s3_end_of_line (str) == (int) s3_FAIL)
3554 {
3555 return;
3556 }
1c0d3aa6 3557
c3b7224a
NC		 3558 /* Check word align for lw48 rd, value. */
3559 if ((s3_inst.reloc.exp.X_add_symbol == NULL)
3560 && ((s3_inst.reloc.exp.X_add_number & 0x3) != 0))
3561 {
3562 s3_inst.error = _("invalid constant: 32 bit expression not word align");
3563 return;
3564 }
1c0d3aa6 3565
c3b7224a
NC		 3566 /* Check and set offset. */
3567 val = s3_inst.reloc.exp.X_add_number;
3568 if ((s3_inst.reloc.exp.X_add_symbol == NULL)
3569 && (!(val >= 0 && val <= 0xffffffffLL)))
1c0d3aa6 3570 {
c3b7224a
NC		 3571 s3_inst.error = _("invalid constant: 32 bit expression not in range [0, 0xffffffff]");
3572 return;
3573 }
1c0d3aa6 3574
c3b7224a
NC		 3575 val &= 0xffffffff;
3576 val >>= 2;
3577 s3_inst.instruction |= (val << 7);
1c0d3aa6 3578
c3b7224a
NC		 3579 /* Set reloc type. */
3580 s3_inst.reloc.type = BFD_RELOC_SCORE_IMM30;
3581}
1c0d3aa6 3582
c3b7224a
NC		 3583static void
3584s3_do_ldi48 (char *str)
3585{
3586 bfd_signed_vma val;
1c0d3aa6 3587
c3b7224a 3588 s3_skip_whitespace (str);
1c0d3aa6 3589
c3b7224a
NC		 3590 if (s3_reg_required_here (&str, 37, s3_REG_TYPE_SCORE) == (int) s3_FAIL
3591 || s3_skip_past_comma (&str) == (int) s3_FAIL)
3592 return;
3593
3594 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
3595 || s3_end_of_line (str) == (int) s3_FAIL)
3596 {
3597 return;
1c0d3aa6 3598 }
c3b7224a
NC		 3599
3600 /* Check and set offset. */
3601 val = s3_inst.reloc.exp.X_add_number;
3602 if (!(val >= -0xffffffffLL && val <= 0xffffffffLL))
3603 {
3604 s3_inst.error = _("invalid constant: 32 bit expression not in range [-0x80000000, 0x7fffffff]");
3605 return;
3606 }
3607
3608 val &= 0xffffffff;
3609 s3_inst.instruction |= (val << 5);
3610
3611 /* Set reloc type. */
3612 s3_inst.reloc.type = BFD_RELOC_SCORE_IMM32;
3613}
3614
3615static void
3616s3_do_sdbbp48 (char *str)
3617{
3618 s3_skip_whitespace (str);
3619
3620 if (s3_data_op2 (&str, 5, _IMM5) == (int) s3_FAIL || s3_end_of_line (str) == (int) s3_FAIL)
3621 return;
3622}
3623
3624static void
3625s3_do_and48 (char *str)
3626{
3627 s3_skip_whitespace (str);
3628
3629 if (s3_reglow_required_here (&str, 38) == (int) s3_FAIL
3630 || s3_skip_past_comma (&str) == (int) s3_FAIL
3631 || s3_reglow_required_here (&str, 34) == (int) s3_FAIL
3632 || s3_skip_past_comma (&str) == (int) s3_FAIL
3633 || s3_data_op2 (&str, 2, _IMM32) == (int) s3_FAIL
3634 || s3_end_of_line (str) == (int) s3_FAIL)
3635 return;
3636}
3637
3638static void
3639s3_do_or48 (char *str)
3640{
3641 s3_skip_whitespace (str);
3642
3643 if (s3_reglow_required_here (&str, 38) == (int) s3_FAIL
3644 || s3_skip_past_comma (&str) == (int) s3_FAIL
3645 || s3_reglow_required_here (&str, 34) == (int) s3_FAIL
3646 || s3_skip_past_comma (&str) == (int) s3_FAIL
3647 || s3_data_op2 (&str, 2, _IMM32) == (int) s3_FAIL
3648 || s3_end_of_line (str) == (int) s3_FAIL)
3649 return;
3650}
3651
3652static void
3653s3_do_mbitclr (char *str)
3654{
3655 int val;
3656 s3_skip_whitespace (str);
3657
3658 if (*str != '[')
3659 {
3660 sprintf (s3_err_msg, _("missing ["));
3661 s3_inst.error=s3_err_msg;
3662 return;
3663 }
3664 str++;
3665
3666 s3_inst.instruction &= 0x0;
3667
3668 if ((s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
3669 || (s3_skip_past_comma (&str) == (int) s3_FAIL)
3670 || (s3_data_op2 (&str, 0, _IMM11) == (int) s3_FAIL))
3671 return;
3672
3673 /* Get imm11 and refill opcode. */
3674 val = s3_inst.instruction & 0x7ff;
3675 val >>= 2;
3676 s3_inst.instruction &= 0x000f8000;
3677 s3_inst.instruction |= 0x00000064;
3678
3679 if (*str != ']')
3680 {
3681 sprintf (s3_err_msg, _("missing ]"));
3682 s3_inst.error=s3_err_msg;
3683 return;
3684 }
3685 str++;
3686
3687 if ((s3_skip_past_comma (&str) == (int) s3_FAIL)
3688 || (s3_data_op2 (&str, 10, _IMM5) == (int) s3_FAIL))
3689 return;
3690
3691 /* Set imm11 to opcode. */
3692 s3_inst.instruction |= (val & 0x1)
3693 | (((val >> 1 ) & 0x7) << 7)
3694 | (((val >> 4 ) & 0x1f) << 20);
3695}
3696
3697static void
3698s3_do_mbitset (char *str)
3699{
3700 int val;
3701 s3_skip_whitespace (str);
3702
3703 if (*str != '[')
1c0d3aa6 3704 {
c3b7224a
NC		 3705 sprintf (s3_err_msg, _("missing ["));
3706 s3_inst.error=s3_err_msg;
3707 return;
3708 }
3709 str++;
3710
3711 s3_inst.instruction &= 0x0;
3712
3713 if ((s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
3714 || (s3_skip_past_comma (&str) == (int) s3_FAIL)
3715 || (s3_data_op2 (&str, 0, _IMM11) == (int) s3_FAIL))
3716 return;
3717
3718 /* Get imm11 and refill opcode. */
3719 val = s3_inst.instruction & 0x7ff;
3720 val >>= 2;
3721 s3_inst.instruction &= 0x000f8000;
3722 s3_inst.instruction |= 0x0000006c;
3723
3724 if (*str != ']')
3725 {
3726 sprintf (s3_err_msg, _("missing ]"));
3727 s3_inst.error=s3_err_msg;
3728 return;
3729 }
3730 str++;
3731
3732 if ((s3_skip_past_comma (&str) == (int) s3_FAIL)
3733 || (s3_data_op2 (&str, 10, _IMM5) == (int) s3_FAIL))
3734 return;
3735
3736 /* Set imm11 to opcode. */
3737 s3_inst.instruction |= (val & 0x1)
3738 | (((val >> 1 ) & 0x7) << 7)
3739 | (((val >> 4 ) & 0x1f) << 20);
3740}
3741
3742static void
3743s3_do16_slli_srli (char *str)
3744{
3745 s3_skip_whitespace (str);
3746
3747 if ((s3_reglow_required_here (&str, 5) == (int) s3_FAIL)
3748 || (s3_skip_past_comma (&str) == (int) s3_FAIL)
3749 || s3_data_op2 (&str, 0, _IMM5) == (int) s3_FAIL
3750 || s3_end_of_line (str) == (int) s3_FAIL)
3751 return;
3752}
3753
3754static void
3755s3_do16_ldiu (char *str)
3756{
3757 s3_skip_whitespace (str);
3758
3759 if ((s3_reg_required_here (&str, 5,s3_REG_TYPE_SCORE) == (int) s3_FAIL)
3760 || (s3_skip_past_comma (&str) == (int) s3_FAIL)
3761 || s3_data_op2 (&str, 0, _IMM5) == (int) s3_FAIL
3762 || s3_end_of_line (str) == (int) s3_FAIL)
3763 return;
3764}
3765
3766static void
3767s3_do16_push_pop (char *str)
3768{
3769 s3_skip_whitespace (str);
3770 if ((s3_reg_required_here (&str, 0, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
3771 || s3_end_of_line (str) == (int) s3_FAIL)
3772 return;
3773}
3774
3775static void
3776s3_do16_rpush (char *str)
3777{
3778 int reg;
3779 int val;
3780 s3_skip_whitespace (str);
3781 if ((reg = (s3_reg_required_here (&str, 5, s3_REG_TYPE_SCORE))) == (int) s3_FAIL
3782 || s3_skip_past_comma (&str) == (int) s3_FAIL
3783 || s3_data_op2 (&str, 0, _IMM5_MULTI_LOAD) == (int) s3_FAIL
3784 || s3_end_of_line (str) == (int) s3_FAIL)
3785 return;
3786
3787 /* 0: indicate 32.
3788 1: invalide value.
3789 2: to 31: normal value. */
3790 val = s3_inst.instruction & 0x1f;
3791 if (val == 1)
3792 {
3793 s3_inst.error = _("imm5 should >= 2");
3794 return;
3795 }
3796 if (reg >= 32)
3797 {
3798 s3_inst.error = _("reg should <= 31");
3799 return;
3800 }
3801}
3802
3803static void
3804s3_do16_rpop (char *str)
3805{
3806 int reg;
3807 int val;
3808 s3_skip_whitespace (str);
3809 if ((reg = (s3_reg_required_here (&str, 5, s3_REG_TYPE_SCORE))) == (int) s3_FAIL
3810 || s3_skip_past_comma (&str) == (int) s3_FAIL
3811 || s3_data_op2 (&str, 0, _IMM5_MULTI_LOAD) == (int) s3_FAIL
3812 || s3_end_of_line (str) == (int) s3_FAIL)
3813 return;
3814
3815 /* 0: indicate 32.
3816 1: invalide value.
3817 2: to 31: normal value. */
3818 val = s3_inst.instruction & 0x1f;
3819 if (val == 1)
3820 {
3821 s3_inst.error = _("imm5 should >= 2");
3822 return;
3823 }
3824
3825 if (reg >= 32)
3826 {
3827 s3_inst.error = _("reg should <= 31");
3828 return;
3829 }
3830 else
3831 {
3832 if ((reg + val) <= 32)
3833 reg = reg + val - 1;
3834 else
3835 reg = reg + val - 33;
3836 s3_inst.instruction &= 0x7c1f;
3837 s3_inst.instruction |= (reg << 5);
3838 return;
1c0d3aa6
NC		 3839 }
3840}
3841
3842/* Handle lcb/lcw/lce/scb/scw/sce. */
3843static void
c3b7224a 3844s3_do_ldst_unalign (char *str)
1c0d3aa6
NC		 3845{
3846 int conflict_reg;
3847
c3b7224a 3848 if (s3_university_version == 1)
1c0d3aa6 3849 {
c3b7224a 3850 s3_inst.error = s3_ERR_FOR_SCORE5U_ATOMIC;
1c0d3aa6
NC		 3851 return;
3852 }
3853
c3b7224a 3854 s3_skip_whitespace (str);
1c0d3aa6
NC		 3855
3856 /* lcb/scb [rA]+. */
3857 if (*str == '[')
3858 {
3859 str++;
c3b7224a 3860 s3_skip_whitespace (str);
1c0d3aa6 3861
c3b7224a 3862 if (s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
1c0d3aa6
NC		 3863 return;
3864
3865 if (*str++ == ']')
3866 {
3867 if (*str++ != '+')
3868 {
c3b7224a 3869 s3_inst.error = _("missing +");
1c0d3aa6
NC		 3870 return;
3871 }
3872 }
3873 else
3874 {
c3b7224a 3875 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3876 return;
3877 }
3878
c3b7224a 3879 if (s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 3880 return;
3881 }
3882 /* lcw/lce/scb/sce rD, [rA]+. */
3883 else
3884 {
c3b7224a
NC		 3885 if (((conflict_reg = s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
3886 || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 3887 {
3888 return;
3889 }
3890
c3b7224a 3891 s3_skip_whitespace (str);
1c0d3aa6
NC		 3892 if (*str++ == '[')
3893 {
3894 int reg;
3895
c3b7224a
NC		 3896 s3_skip_whitespace (str);
3897 if ((reg = s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
1c0d3aa6
NC		 3898 {
3899 return;
3900 }
3901
3902 /* Conflicts can occur on stores as well as loads. */
3903 conflict_reg = (conflict_reg == reg);
c3b7224a 3904 s3_skip_whitespace (str);
1c0d3aa6
NC		 3905 if (*str++ == ']')
3906 {
c3b7224a 3907 unsigned int ldst_func = s3_inst.instruction & LDST_UNALIGN_MASK;
1c0d3aa6
NC		 3908
3909 if (*str++ == '+')
3910 {
3911 if (conflict_reg)
3912 {
3913 as_warn (_("%s register same as write-back base"),
3914 ((ldst_func & UA_LCE) || (ldst_func & UA_LCW)
3915 ? _("destination") : _("source")));
3916 }
3917 }
3918 else
3919 {
c3b7224a 3920 s3_inst.error = _("missing +");
1c0d3aa6
NC		 3921 return;
3922 }
3923
c3b7224a 3924 if (s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 3925 return;
3926 }
3927 else
3928 {
c3b7224a 3929 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3930 return;
3931 }
3932 }
3933 else
3934 {
c3b7224a 3935 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 3936 return;
3937 }
3938 }
3939}
3940
3941/* Handle alw/asw. */
3942static void
c3b7224a 3943s3_do_ldst_atomic (char *str)
1c0d3aa6 3944{
c3b7224a 3945 if (s3_university_version == 1)
1c0d3aa6 3946 {
c3b7224a 3947 s3_inst.error = s3_ERR_FOR_SCORE5U_ATOMIC;
1c0d3aa6
NC		 3948 return;
3949 }
3950
c3b7224a 3951 s3_skip_whitespace (str);
1c0d3aa6 3952
c3b7224a
NC		 3953 if ((s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
3954 || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 3955 {
3956 return;
3957 }
3958 else
3959 {
3960
c3b7224a 3961 s3_skip_whitespace (str);
1c0d3aa6
NC		 3962 if (*str++ == '[')
3963 {
3964 int reg;
3965
c3b7224a
NC		 3966 s3_skip_whitespace (str);
3967 if ((reg = s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
1c0d3aa6
NC		 3968 {
3969 return;
3970 }
3971
c3b7224a 3972 s3_skip_whitespace (str);
1c0d3aa6
NC		 3973 if (*str++ != ']')
3974 {
c3b7224a 3975 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3976 return;
3977 }
3978
c3b7224a 3979 s3_end_of_line (str);
1c0d3aa6
NC		 3980 }
3981 else
c3b7224a 3982 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 3983 }
3984}
3985
3986static void
c3b7224a
NC		 3987s3_build_relax_frag (struct s3_score_it fix_insts[s3_RELAX_INST_NUM], int fix_num ATTRIBUTE_UNUSED,
3988 struct s3_score_it var_insts[s3_RELAX_INST_NUM], int var_num,
1c0d3aa6
NC		 3989 symbolS *add_symbol)
3990{
3991 int i;
3992 char *p;
3993 fixS *fixp = NULL;
b3549761 3994 fixS *cur_fixp = NULL;
1c0d3aa6 3995 long where;
c3b7224a 3996 struct s3_score_it inst_main;
1c0d3aa6 3997
c3b7224a 3998 memcpy (&inst_main, &fix_insts[0], sizeof (struct s3_score_it));
1c0d3aa6
NC		 3999
4000 /* Adjust instruction opcode and to be relaxed instruction opcode. */
c3b7224a 4001 inst_main.instruction = s3_adjust_paritybit (inst_main.instruction, s3_GET_INSN_CLASS (inst_main.type));
1c0d3aa6
NC		 4002 inst_main.type = Insn_PIC;
4003
4004 for (i = 0; i < var_num; i++)
4005 {
4006 inst_main.relax_size += var_insts[i].size;
c3b7224a
NC		 4007 var_insts[i].instruction = s3_adjust_paritybit (var_insts[i].instruction,
4008 s3_GET_INSN_CLASS (var_insts[i].type));
1c0d3aa6
NC		 4009 }
4010
4011 /* Check data dependency. */
c3b7224a 4012 s3_handle_dependency (&inst_main);
1c0d3aa6
NC		 4013
4014 /* Start a new frag if frag_now is not empty. */
4015 if (frag_now_fix () != 0)
4016 {
4017 if (!frag_now->tc_frag_data.is_insn)
4018 {
4019 frag_wane (frag_now);
4020 }
4021 frag_new (0);
4022 }
4023 frag_grow (20);
4024
4025 /* Write fr_fix part. */
4026 p = frag_more (inst_main.size);
c3b7224a 4027 s3_md_number_to_chars (p, inst_main.instruction, inst_main.size);
1c0d3aa6
NC		 4028
4029 if (inst_main.reloc.type != BFD_RELOC_NONE)
c3b7224a 4030 fixp = s3_fix_new_score (frag_now, p - frag_now->fr_literal, inst_main.size,
b3549761 4031 &inst_main.reloc.exp, inst_main.reloc.pc_rel, inst_main.reloc.type);
1c0d3aa6 4032
b3549761
NC		 4033 frag_now->tc_frag_data.fixp = fixp;
4034 cur_fixp = frag_now->tc_frag_data.fixp;
1c0d3aa6
NC		 4035
4036#ifdef OBJ_ELF
4037 dwarf2_emit_insn (inst_main.size);
4038#endif
4039
4040 where = p - frag_now->fr_literal + inst_main.size;
4041 for (i = 0; i < var_num; i++)
4042 {
4043 if (i > 0)
4044 where += var_insts[i - 1].size;
4045
4046 if (var_insts[i].reloc.type != BFD_RELOC_NONE)
4047 {
c3b7224a 4048 fixp = s3_fix_new_score (frag_now, where, var_insts[i].size,
1c0d3aa6
NC		 4049 &var_insts[i].reloc.exp, var_insts[i].reloc.pc_rel,
4050 var_insts[i].reloc.type);
4051 if (fixp)
4052 {
b3549761
NC		 4053 if (cur_fixp)
4054 {
4055 cur_fixp->fx_next = fixp;
4056 cur_fixp = cur_fixp->fx_next;
4057 }
4058 else
4059 {
4060 frag_now->tc_frag_data.fixp = fixp;
4061 cur_fixp = frag_now->tc_frag_data.fixp;
4062 }
1c0d3aa6
NC		 4063 }
4064 }
4065 }
4066
c3b7224a
NC		 4067 p = frag_var (rs_machine_dependent, inst_main.relax_size + s3_RELAX_PAD_BYTE, 0,
4068 s3_RELAX_ENCODE (inst_main.size, inst_main.relax_size, inst_main.type,
1c0d3aa6
NC		 4069 0, inst_main.size, 0), add_symbol, 0, NULL);
4070
4071 /* Write fr_var part.
c3b7224a 4072 no calling s3_gen_insn_frag, no fixS will be generated. */
1c0d3aa6
NC		 4073 for (i = 0; i < var_num; i++)
4074 {
c3b7224a 4075 s3_md_number_to_chars (p, var_insts[i].instruction, var_insts[i].size);
1c0d3aa6
NC		 4076 p += var_insts[i].size;
4077 }
4078 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a 4079 s3_inst.bwarn = -1;
1c0d3aa6
NC		 4080}
4081
c3b7224a 4082/* Build a relax frag for la instruction when generating s3_PIC,
1c0d3aa6 4083 external symbol first and local symbol second. */
1c0d3aa6 4084static void
c3b7224a 4085s3_build_la_pic (int reg_rd, expressionS exp)
1c0d3aa6
NC		 4086{
4087 symbolS *add_symbol = exp.X_add_symbol;
4088 offsetT add_number = exp.X_add_number;
c3b7224a
NC		 4089 struct s3_score_it fix_insts[s3_RELAX_INST_NUM];
4090 struct s3_score_it var_insts[s3_RELAX_INST_NUM];
1c0d3aa6
NC		 4091 int fix_num = 0;
4092 int var_num = 0;
c3b7224a 4093 char tmp[s3_MAX_LITERAL_POOL_SIZE];
1c0d3aa6
NC		 4094 int r1_bak;
4095
c3b7224a
NC		 4096 r1_bak = s3_nor1;
4097 s3_nor1 = 0;
1c0d3aa6
NC		 4098
4099 if (add_number == 0)
4100 {
4101 fix_num = 1;
4102 var_num = 2;
4103
8fce5f8c
ML		 4104 /* For an external symbol, only one insn is generated;
4105 For a local symbol, two insns are generated. */
1c0d3aa6 4106 /* Fix part
8fce5f8c 4107 For an external symbol: lw rD, <sym>($gp)
1c0d3aa6 4108 (BFD_RELOC_SCORE_GOT15 or BFD_RELOC_SCORE_CALL15) */
48903831 4109 sprintf (tmp, "lw_pic r%d, %s", reg_rd, add_symbol->bsym->name);
c3b7224a 4110 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4111 return;
4112
c3b7224a
NC		 4113 if (reg_rd == s3_PIC_CALL_REG)
4114 s3_inst.reloc.type = BFD_RELOC_SCORE_CALL15;
4115 memcpy (&fix_insts[0], &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 4116
4117 /* Var part
4118 For a local symbol :
4119 lw rD, <sym>($gp) (BFD_RELOC_SCORE_GOT15)
4120 addi rD, <sym> (BFD_RELOC_GOT_LO16) */
c3b7224a
NC		 4121 s3_inst.reloc.type = BFD_RELOC_SCORE_GOT15;
4122 memcpy (&var_insts[0], &s3_inst, sizeof (struct s3_score_it));
48903831 4123 sprintf (tmp, "addi_s_pic r%d, %s", reg_rd, add_symbol->bsym->name);
c3b7224a 4124 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4125 return;
4126
c3b7224a
NC		 4127 memcpy (&var_insts[1], &s3_inst, sizeof (struct s3_score_it));
4128 s3_build_relax_frag (fix_insts, fix_num, var_insts, var_num, add_symbol);
1c0d3aa6
NC		 4129 }
4130 else if (add_number >= -0x8000 && add_number <= 0x7fff)
4131 {
4132 /* Insn 1: lw rD, <sym>($gp) (BFD_RELOC_SCORE_GOT15) */
48903831 4133 sprintf (tmp, "lw_pic r%d, %s", reg_rd, add_symbol->bsym->name);
c3b7224a 4134 if (s3_append_insn (tmp, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4135 return;
4136
4137 /* Insn 2 */
4138 fix_num = 1;
4139 var_num = 1;
4140 /* Fix part
4141 For an external symbol: addi rD, <constant> */
48903831 4142 sprintf (tmp, "addi r%d, %d", reg_rd, (int)add_number);
c3b7224a 4143 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4144 return;
4145
c3b7224a 4146 memcpy (&fix_insts[0], &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 4147
4148 /* Var part
4149 For a local symbol: addi rD, <sym>+<constant> (BFD_RELOC_GOT_LO16) */
48903831 4150 sprintf (tmp, "addi_s_pic r%d, %s + %d", reg_rd, add_symbol->bsym->name, (int)add_number);
c3b7224a 4151 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4152 return;
4153
c3b7224a
NC		 4154 memcpy (&var_insts[0], &s3_inst, sizeof (struct s3_score_it));
4155 s3_build_relax_frag (fix_insts, fix_num, var_insts, var_num, add_symbol);
1c0d3aa6
NC		 4156 }
4157 else
4158 {
4159 int hi = (add_number >> 16) & 0x0000FFFF;
4160 int lo = add_number & 0x0000FFFF;
4161
4162 /* Insn 1: lw rD, <sym>($gp) (BFD_RELOC_SCORE_GOT15) */
48903831 4163 sprintf (tmp, "lw_pic r%d, %s", reg_rd, add_symbol->bsym->name);
c3b7224a 4164 if (s3_append_insn (tmp, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4165 return;
4166
4167 /* Insn 2 */
4168 fix_num = 1;
4169 var_num = 1;
4170 /* Fix part
4171 For an external symbol: ldis r1, HI%<constant> */
48903831 4172 sprintf (tmp, "ldis r1, %d", hi);
c3b7224a 4173 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4174 return;
4175
c3b7224a 4176 memcpy (&fix_insts[0], &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 4177
4178 /* Var part
4179 For a local symbol: ldis r1, HI%<constant>
4180 but, if lo is outof 16 bit, make hi plus 1 */
4181 if ((lo < -0x8000) || (lo > 0x7fff))
4182 {
4183 hi += 1;
4184 }
48903831 4185 sprintf (tmp, "ldis_pic r1, %d", hi);
c3b7224a 4186 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4187 return;
4188
c3b7224a
NC		 4189 memcpy (&var_insts[0], &s3_inst, sizeof (struct s3_score_it));
4190 s3_build_relax_frag (fix_insts, fix_num, var_insts, var_num, add_symbol);
1c0d3aa6
NC		 4191
4192 /* Insn 3 */
4193 fix_num = 1;
4194 var_num = 1;
4195 /* Fix part
4196 For an external symbol: ori r1, LO%<constant> */
48903831 4197 sprintf (tmp, "ori r1, %d", lo);
c3b7224a 4198 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4199 return;
4200
c3b7224a 4201 memcpy (&fix_insts[0], &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 4202
4203 /* Var part
4204 For a local symbol: addi r1, <sym>+LO%<constant> (BFD_RELOC_GOT_LO16) */
48903831 4205 sprintf (tmp, "addi_u_pic r1, %s + %d", add_symbol->bsym->name, lo);
c3b7224a 4206 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4207 return;
4208
c3b7224a
NC		 4209 memcpy (&var_insts[0], &s3_inst, sizeof (struct s3_score_it));
4210 s3_build_relax_frag (fix_insts, fix_num, var_insts, var_num, add_symbol);
1c0d3aa6
NC		 4211
4212 /* Insn 4: add rD, rD, r1 */
48903831 4213 sprintf (tmp, "add r%d, r%d, r1", reg_rd, reg_rd);
c3b7224a 4214 if (s3_append_insn (tmp, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4215 return;
4216
4217 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a 4218 s3_inst.bwarn = -1;
1c0d3aa6
NC		 4219 }
4220
c3b7224a 4221 s3_nor1 = r1_bak;
1c0d3aa6
NC		 4222}
4223
4224/* Handle la. */
4225static void
c3b7224a 4226s3_do_macro_la_rdi32 (char *str)
1c0d3aa6
NC		 4227{
4228 int reg_rd;
4229
c3b7224a
NC		 4230 s3_skip_whitespace (str);
4231 if ((reg_rd = s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
4232 || s3_skip_past_comma (&str) == (int) s3_FAIL)
1c0d3aa6
NC		 4233 {
4234 return;
4235 }
4236 else
4237 {
c3b7224a 4238 /* Save str. */
1c0d3aa6 4239 char *keep_data = str;
c3b7224a
NC		 4240 char append_str[s3_MAX_LITERAL_POOL_SIZE];
4241
4242 /* Check immediate value. */
4243 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL)
4244 {
4245 s3_inst.error = _("expression error");
4246 return;
4247 }
4248 else if ((s3_inst.reloc.exp.X_add_symbol == NULL)
4249 && (s3_validate_immediate (s3_inst.reloc.exp.X_add_number, _IMM32, 0) == (int) s3_FAIL))
4250 {
4251 s3_inst.error = _("value not in range [0, 0xffffffff]");
4252 return;
4253 }
4254
4255 /* Reset str. */
4256 str = keep_data;
1c0d3aa6
NC		 4257
4258 /* la rd, simm16. */
c3b7224a 4259 if (s3_data_op2 (&str, 1, _SIMM16_LA) != (int) s3_FAIL)
1c0d3aa6 4260 {
c3b7224a 4261 s3_end_of_line (str);
1c0d3aa6
NC		 4262 return;
4263 }
4264 /* la rd, imm32 or la rd, label. */
4265 else
4266 {
c3b7224a
NC		 4267 s3_SET_INSN_ERROR (NULL);
4268 /* Reset str. */
1c0d3aa6 4269 str = keep_data;
c3b7224a
NC		 4270 if ((s3_data_op2 (&str, 1, _VALUE_HI16) == (int) s3_FAIL)
4271 || (s3_end_of_line (str) == (int) s3_FAIL))
1c0d3aa6
NC		 4272 {
4273 return;
4274 }
4275 else
4276 {
c3b7224a 4277 if ((s3_score_pic == s3_NO_PIC) || (!s3_inst.reloc.exp.X_add_symbol))
14119072 4278 {
48903831 4279 sprintf (append_str, "ld_i32hi r%d, %s", reg_rd, keep_data);
c3b7224a 4280 if (s3_append_insn (append_str, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4281 return;
4282
48903831 4283 sprintf (append_str, "ld_i32lo r%d, %s", reg_rd, keep_data);
c3b7224a 4284 if (s3_append_insn (append_str, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4285 return;
4286 }
4287 else
4288 {
c3b7224a
NC		 4289 assert (s3_inst.reloc.exp.X_add_symbol);
4290 s3_build_la_pic (reg_rd, s3_inst.reloc.exp);
1c0d3aa6
NC		 4291 }
4292
4293 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a 4294 s3_inst.bwarn = -1;
1c0d3aa6
NC		 4295 }
4296 }
4297 }
4298}
4299
4300/* Handle li. */
4301static void
c3b7224a
NC		 4302s3_do_macro_li_rdi32 (char *str)
4303{
1c0d3aa6
NC		 4304
4305 int reg_rd;
4306
c3b7224a
NC		 4307 s3_skip_whitespace (str);
4308 if ((reg_rd = s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
4309 || s3_skip_past_comma (&str) == (int) s3_FAIL)
1c0d3aa6
NC		 4310 {
4311 return;
4312 }
4313 else
4314 {
c3b7224a 4315 /* Save str. */
1c0d3aa6
NC		 4316 char *keep_data = str;
4317
c3b7224a
NC		 4318 /* Check immediate value. */
4319 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL)
4320 {
4321 s3_inst.error = _("expression error");
4322 return;
4323 }
4324 else if (!(s3_inst.reloc.exp.X_add_number >= -0xffffffffLL
4325 && s3_inst.reloc.exp.X_add_number <= 0xffffffffLL))
4326 {
4327 s3_inst.error = _("value not in range [-0xffffffff, 0xffffffff]");
4328 return;
4329 }
4330
4331 /* Reset str. */
4332 str = keep_data;
4333
1c0d3aa6 4334 /* li rd, simm16. */
c3b7224a 4335 if (s3_data_op2 (&str, 1, _SIMM16_LA) != (int) s3_FAIL)
1c0d3aa6 4336 {
c3b7224a 4337 s3_end_of_line (str);
1c0d3aa6
NC		 4338 return;
4339 }
4340 /* li rd, imm32. */
4341 else
4342 {
c3b7224a 4343 char append_str[s3_MAX_LITERAL_POOL_SIZE];
1c0d3aa6 4344
c3b7224a 4345 /* Reset str. */
1c0d3aa6
NC		 4346 str = keep_data;
4347
c3b7224a
NC		 4348 if ((s3_data_op2 (&str, 1, _VALUE_HI16) == (int) s3_FAIL)
4349 || (s3_end_of_line (str) == (int) s3_FAIL))
1c0d3aa6
NC		 4350 {
4351 return;
4352 }
c3b7224a 4353 else if (s3_inst.reloc.exp.X_add_symbol)
1c0d3aa6 4354 {
c3b7224a 4355 s3_inst.error = _("li rd label isn't correct instruction form");
1c0d3aa6
NC		 4356 return;
4357 }
4358 else
4359 {
48903831 4360 sprintf (append_str, "ld_i32hi r%d, %s", reg_rd, keep_data);
1c0d3aa6 4361
c3b7224a 4362 if (s3_append_insn (append_str, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4363 return;
4364 else
4365 {
48903831 4366 sprintf (append_str, "ld_i32lo r%d, %s", reg_rd, keep_data);
c3b7224a 4367 if (s3_append_insn (append_str, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4368 return;
4369
4370 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a 4371 s3_inst.bwarn = -1;
1c0d3aa6
NC		 4372 }
4373 }
4374 }
4375 }
4376}
4377
4378/* Handle mul/mulu/div/divu/rem/remu. */
4379static void
c3b7224a 4380s3_do_macro_mul_rdrsrs (char *str)
1c0d3aa6
NC		 4381{
4382 int reg_rd;
4383 int reg_rs1;
4384 int reg_rs2;
4385 char *backupstr;
c3b7224a 4386 char append_str[s3_MAX_LITERAL_POOL_SIZE];
1c0d3aa6 4387
c3b7224a
NC		 4388 if (s3_university_version == 1)
4389 as_warn ("%s", s3_ERR_FOR_SCORE5U_MUL_DIV);
1c0d3aa6
NC		 4390
4391 strcpy (append_str, str);
4392 backupstr = append_str;
c3b7224a
NC		 4393 s3_skip_whitespace (backupstr);
4394 if (((reg_rd = s3_reg_required_here (&backupstr, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
4395 || (s3_skip_past_comma (&backupstr) == (int) s3_FAIL)
4396 || ((reg_rs1 = s3_reg_required_here (&backupstr, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL))
1c0d3aa6 4397 {
c3b7224a 4398 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 4399 return;
4400 }
4401
c3b7224a 4402 if (s3_skip_past_comma (&backupstr) == (int) s3_FAIL)
1c0d3aa6
NC		 4403 {
4404 /* rem/remu rA, rB is error format. */
c3b7224a 4405 if (strcmp (s3_inst.name, "rem") == 0 || strcmp (s3_inst.name, "remu") == 0)
1c0d3aa6 4406 {
c3b7224a 4407 s3_SET_INSN_ERROR (s3_BAD_ARGS);
1c0d3aa6
NC		 4408 }
4409 else
4410 {
c3b7224a
NC		 4411 s3_SET_INSN_ERROR (NULL);
4412 s3_do_rsrs (str);
1c0d3aa6
NC		 4413 }
4414 return;
4415 }
4416 else
4417 {
c3b7224a
NC		 4418 s3_SET_INSN_ERROR (NULL);
4419 if (((reg_rs2 = s3_reg_required_here (&backupstr, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
4420 || (s3_end_of_line (backupstr) == (int) s3_FAIL))
1c0d3aa6
NC		 4421 {
4422 return;
4423 }
4424 else
4425 {
c3b7224a 4426 char append_str1[s3_MAX_LITERAL_POOL_SIZE];
1c0d3aa6 4427
c3b7224a 4428 if (strcmp (s3_inst.name, "rem") == 0)
1c0d3aa6 4429 {
48903831
NC		 4430 sprintf (append_str, "mul r%d, r%d", reg_rs1, reg_rs2);
4431 sprintf (append_str1, "mfceh r%d", reg_rd);
1c0d3aa6 4432 }
c3b7224a 4433 else if (strcmp (s3_inst.name, "remu") == 0)
1c0d3aa6 4434 {
48903831
NC		 4435 sprintf (append_str, "mulu r%d, r%d", reg_rs1, reg_rs2);
4436 sprintf (append_str1, "mfceh r%d", reg_rd);
1c0d3aa6
NC		 4437 }
4438 else
4439 {
c3b7224a 4440 sprintf (append_str, "%s r%d, r%d", s3_inst.name, reg_rs1, reg_rs2);
48903831 4441 sprintf (append_str1, "mfcel r%d", reg_rd);
1c0d3aa6
NC		 4442 }
4443
4444 /* Output mul/mulu or div/divu or rem/remu. */
c3b7224a 4445 if (s3_append_insn (append_str, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4446 return;
4447
4448 /* Output mfcel or mfceh. */
c3b7224a 4449 if (s3_append_insn (append_str1, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4450 return;
4451
4452 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a 4453 s3_inst.bwarn = -1;
1c0d3aa6
NC		 4454 }
4455 }
4456}
4457
4458static void
c3b7224a 4459s3_exp_macro_ldst_abs (char *str)
1c0d3aa6
NC		 4460{
4461 int reg_rd;
4462 char *backupstr, *tmp;
c3b7224a
NC		 4463 char append_str[s3_MAX_LITERAL_POOL_SIZE];
4464 char verifystr[s3_MAX_LITERAL_POOL_SIZE];
4465 struct s3_score_it inst_backup;
1c0d3aa6
NC		 4466 int r1_bak = 0;
4467
c3b7224a
NC		 4468 r1_bak = s3_nor1;
4469 s3_nor1 = 0;
4470 memcpy (&inst_backup, &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 4471
4472 strcpy (verifystr, str);
4473 backupstr = verifystr;
c3b7224a
NC		 4474 s3_skip_whitespace (backupstr);
4475 if ((reg_rd = s3_reg_required_here (&backupstr, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
1c0d3aa6
NC		 4476 return;
4477
4478 tmp = backupstr;
c3b7224a 4479 if (s3_skip_past_comma (&backupstr) == (int) s3_FAIL)
1c0d3aa6
NC		 4480 return;
4481
4482 backupstr = tmp;
48903831 4483 sprintf (append_str, "li r1 %s", backupstr);
c3b7224a 4484 s3_append_insn (append_str, TRUE);
1c0d3aa6 4485
c3b7224a 4486 memcpy (&s3_inst, &inst_backup, sizeof (struct s3_score_it));
48903831 4487 sprintf (append_str, " r%d, [r1,0]", reg_rd);
c3b7224a 4488 s3_do_ldst_insn (append_str);
1c0d3aa6 4489
c3b7224a 4490 s3_nor1 = r1_bak;
1c0d3aa6 4491}
c3b7224a
NC		 4492/* Handle bcmpeq / bcmpne */
4493static void
4494s3_do_macro_bcmp (char *str)
1c0d3aa6 4495{
c3b7224a
NC		 4496 int reg_a , reg_b;
4497 char keep_data[s3_MAX_LITERAL_POOL_SIZE];
4498 char* ptemp;
4499 int i=0;
4500 struct s3_score_it inst_expand[2];
4501 struct s3_score_it inst_main;
4502
4503
4504 s3_skip_whitespace (str);
4505 if (( reg_a = s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
4506 || s3_skip_past_comma (&str) == (int) s3_FAIL
4507 ||(reg_b = s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
4508 || s3_skip_past_comma (&str) == (int) s3_FAIL)
4509 return;
4510 ptemp =str;
4511 while(*ptemp!=0)
4512 {
4513 keep_data[i]=*ptemp;
4514 i++;
4515 ptemp++;
4516 }
4517 keep_data[i]=0;
4518 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
4519 ||reg_b ==0
4520 || s3_end_of_line (str) == (int) s3_FAIL)
4521 return ;
4522 else if (s3_inst.reloc.exp.X_add_symbol == 0)
4523 {
4524 s3_inst.error = _("lacking label ");
4525 return;
4526 }
4527 else
1c0d3aa6 4528 {
c3b7224a
NC		 4529 char append_str[s3_MAX_LITERAL_POOL_SIZE];
4530 s3_SET_INSN_ERROR (NULL);
4531
4532 s3_inst.reloc.type = BFD_RELOC_SCORE_BCMP;
4533 s3_inst.reloc.pc_rel = 1;
4534 bfd_signed_vma val = s3_inst.reloc.exp.X_add_number;
1c0d3aa6 4535
c3b7224a
NC		 4536 /* Branch 32 offset field : 20 bit, 16 bit branch offset field : 8 bit. */
4537 s3_inst.instruction |= ((s3_inst.reloc.exp.X_add_number>>1) & 0x1) | ((s3_inst.reloc.exp.X_add_number>>2) & 0x7)<<7 |((s3_inst.reloc.exp.X_add_number>>5) & 0x1f)<<20;
4538
4539 /* Check and set offset. */
4540 if (((val & 0xfffffe00) != 0)
4541 && ((val & 0xfffffe00) != 0xfffffe00))
1c0d3aa6 4542 {
c3b7224a
NC		 4543 /* support bcmp --> cmp!+beq (bne) */
4544 if (s3_score_pic == s3_NO_PIC)
4545 {
4546 sprintf (&append_str[0], "cmp! r%d, r%d", reg_a, reg_b);
4547 if (s3_append_insn (&append_str[0], TRUE) == (int) s3_FAIL)
4548 return;
4549 if ((inst_main.instruction & 0x3e00007e) == 0x0000004c)
4550 sprintf (&append_str[1], "beq %s", keep_data);
4551 else
4552 sprintf (&append_str[1], "bne %s", keep_data);
4553 if (s3_append_insn (&append_str[1], TRUE) == (int) s3_FAIL)
4554 return;
4555 }
4556 else
4557 {
4558 assert (s3_inst.reloc.exp.X_add_symbol);
4559 }
4560 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
4561 s3_inst.bwarn = -1;
4562 return;
1c0d3aa6 4563 }
c3b7224a 4564 else
1c0d3aa6 4565 {
c3b7224a
NC		 4566 val >>= 1;
4567 s3_inst.instruction |= (val & 0x1)
4568 | (((val >> 1) & 0x7) << 7)
4569 | (((val >> 4) & 0x1f) << 20);
1c0d3aa6
NC		 4570 }
4571
c3b7224a
NC		 4572 /* Backup s3_inst. */
4573 memcpy (&inst_main, &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6 4574
c3b7224a
NC		 4575 if (s3_score_pic == s3_NO_PIC)
4576 {
4577 sprintf (&append_str[0], "cmp! r%d, r%d", reg_a, reg_b);
4578 if (s3_append_insn (&append_str[0], FALSE) == (int) s3_FAIL)
4579 return;
4580 memcpy (&inst_expand[0], &s3_inst, sizeof (struct s3_score_it));
4581
4582 if ((inst_main.instruction & 0x3e00007e) == 0x0000004c)
4583 sprintf (&append_str[1], "beq %s", keep_data);
4584 else
4585 sprintf (&append_str[1], "bne %s", keep_data);
4586 if (s3_append_insn (&append_str[1], FALSE) == (int) s3_FAIL)
4587 return;
4588 memcpy (&inst_expand[1], &s3_inst, sizeof (struct s3_score_it));
4589 }
4590 else
4591 {
4592 assert (s3_inst.reloc.exp.X_add_symbol);
4593 }
4594 inst_main.relax_size = inst_expand[0].size + inst_expand[1].size;
4595 inst_main.type = Insn_BCMP;
1c0d3aa6 4596
c3b7224a
NC		 4597 /* Adjust instruction opcode and to be relaxed instruction opcode. */
4598 inst_main.instruction = s3_adjust_paritybit (inst_main.instruction, s3_GET_INSN_CLASS (inst_main.type));
1c0d3aa6 4599
c3b7224a
NC		 4600 for (i = 0; i < 2; i++)
4601 inst_expand[i].instruction = s3_adjust_paritybit (inst_expand[i].instruction,
4602 s3_GET_INSN_CLASS (inst_expand[i].type));
4603 /* Check data dependency. */
4604 s3_handle_dependency (&inst_main);
4605 /* Start a new frag if frag_now is not empty. */
4606 if (frag_now_fix () != 0)
4607 {
4608 if (!frag_now->tc_frag_data.is_insn)
4609 frag_wane (frag_now);
4610 frag_new (0);
4611 }
4612 frag_grow (20);
1c0d3aa6 4613
c3b7224a
NC		 4614 /* Write fr_fix part. */
4615 char *p;
4616 p = frag_more (inst_main.size);
4617 s3_md_number_to_chars (p, inst_main.instruction, inst_main.size);
1c0d3aa6 4618
c3b7224a
NC		 4619 if (inst_main.reloc.type != BFD_RELOC_NONE)
4620 {
4621 s3_fix_new_score (frag_now, p - frag_now->fr_literal, inst_main.size,
4622 &inst_main.reloc.exp, inst_main.reloc.pc_rel, inst_main.reloc.type);
4623 }
4624#ifdef OBJ_ELF
4625 dwarf2_emit_insn (inst_main.size);
4626#endif
1c0d3aa6 4627
c3b7224a
NC		 4628 /* s3_GP instruction can not do optimization, only can do relax between
4629 1 instruction and 3 instructions. */
4630 p = frag_var (rs_machine_dependent, inst_main.relax_size + s3_RELAX_PAD_BYTE, 0,
4631 s3_RELAX_ENCODE (inst_main.size, inst_main.relax_size, inst_main.type, 0, 4, 1),
4632 inst_main.reloc.exp.X_add_symbol, 0, NULL);
1c0d3aa6 4633
c3b7224a
NC		 4634 /* Write fr_var part.
4635 no calling s3_gen_insn_frag, no fixS will be generated. */
4636 s3_md_number_to_chars (p, inst_expand[0].instruction, inst_expand[0].size);
4637 p += inst_expand[0].size;
4638 s3_md_number_to_chars (p, inst_expand[1].instruction, inst_expand[1].size);
4639 p += inst_expand[1].size;
1c0d3aa6 4640
8fce5f8c 4641 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a
NC		 4642 s3_inst.bwarn = -1;
4643 }
4644}
4645
4646/* Handle bcmpeqz / bcmpnez */
4647static void
4648s3_do_macro_bcmpz (char *str)
4649{
4650 int reg_a ;
4651 char keep_data[s3_MAX_LITERAL_POOL_SIZE];
4652 char* ptemp;
4653 int i=0;
4654 struct s3_score_it inst_expand[2];
4655 struct s3_score_it inst_main;
4656
4657 s3_skip_whitespace (str);
4658 if (( reg_a = s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
4659 || s3_skip_past_comma (&str) == (int) s3_FAIL )
4660 return;
4661 ptemp =str;
4662 while(*ptemp!=0)
4663 {
4664 keep_data[i]=*ptemp;
4665 i++;
4666 ptemp++;
4667 }
4668 keep_data[i]=0;
4669 if ( s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
4670 || s3_end_of_line (str) == (int) s3_FAIL)
4671 return ;
4672
4673 else if (s3_inst.reloc.exp.X_add_symbol == 0)
4674 {
4675 s3_inst.error = _("lacking label ");
4676 return;
4677 }
4678 else
4679 {
4680 char append_str[s3_MAX_LITERAL_POOL_SIZE];
4681 s3_SET_INSN_ERROR (NULL);
4682 s3_inst.reloc.type = BFD_RELOC_SCORE_BCMP;
4683 s3_inst.reloc.pc_rel = 1;
4684 bfd_signed_vma val = s3_inst.reloc.exp.X_add_number;
4685
4686 /* Branch 32 offset field : 20 bit, 16 bit branch offset field : 8 bit. */
4687 s3_inst.instruction |= ((s3_inst.reloc.exp.X_add_number>>1) & 0x1) | ((s3_inst.reloc.exp.X_add_number>>2) & 0x7)<<7 |((s3_inst.reloc.exp.X_add_number>>5) & 0x1f)<<20;
4688
4689 /* Check and set offset. */
4690 if (((val & 0xfffffe00) != 0)
4691 && ((val & 0xfffffe00) != 0xfffffe00))
4692 {
4693 if (s3_score_pic == s3_NO_PIC)
4694 {
4695 sprintf (&append_str[0], "cmpi! r%d,0", reg_a);
4696 if (s3_append_insn (&append_str[0], TRUE) == (int) s3_FAIL)
4697 return;
4698 if ((inst_main.instruction & 0x3e00007e) == 0x0000004c)
4699 sprintf (&append_str[1], "beq %s", keep_data);
4700 else
4701 sprintf (&append_str[1], "bne %s", keep_data);
4702 if (s3_append_insn (&append_str[1], TRUE) == (int) s3_FAIL)
4703 return;
4704 }
4705 else
4706 {
4707 assert (s3_inst.reloc.exp.X_add_symbol);
4708 }
4709 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
4710 s3_inst.bwarn = -1;
4711 return;
4712 }
4713 else
4714 {
4715 val >>= 1;
4716 s3_inst.instruction |= (val & 0x1)
4717 | (((val >> 1) & 0x7) << 7)
4718 | (((val >> 4) & 0x1f) << 20);
4719 }
4720
4721 /* Backup s3_inst. */
4722 memcpy (&inst_main, &s3_inst, sizeof (struct s3_score_it));
4723
4724 if (s3_score_pic == s3_NO_PIC)
4725 {
4726 sprintf (&append_str[0], "cmpi! r%d, 0", reg_a);
4727 if (s3_append_insn (&append_str[0], FALSE) == (int) s3_FAIL)
4728 return;
4729 memcpy (&inst_expand[0], &s3_inst, sizeof (struct s3_score_it));
4730 if ((inst_main.instruction & 0x3e00007e) == 0x0000004c)
4731 sprintf (&append_str[1], "beq %s", keep_data);
4732 else
4733 sprintf (&append_str[1], "bne %s", keep_data);
4734 if (s3_append_insn (&append_str[1], FALSE) == (int) s3_FAIL)
4735 return;
4736 memcpy (&inst_expand[1], &s3_inst, sizeof (struct s3_score_it));
4737 }
4738 else
4739 {
4740 assert (s3_inst.reloc.exp.X_add_symbol);
4741 }
4742 inst_main.relax_size = inst_expand[0].size + inst_expand[1].size;
4743 inst_main.type = Insn_BCMP;
4744
4745 /* Adjust instruction opcode and to be relaxed instruction opcode. */
4746 inst_main.instruction = s3_adjust_paritybit (inst_main.instruction, s3_GET_INSN_CLASS (inst_main.type));
4747
4748 for (i = 0; i < 2; i++)
4749 inst_expand[i].instruction = s3_adjust_paritybit (inst_expand[i].instruction , s3_GET_INSN_CLASS (inst_expand[i].type));
4750 /* Check data dependency. */
4751 s3_handle_dependency (&inst_main);
4752 /* Start a new frag if frag_now is not empty. */
4753 if (frag_now_fix () != 0)
4754 {
4755 if (!frag_now->tc_frag_data.is_insn)
4756 frag_wane (frag_now);
4757 frag_new (0);
4758 }
4759 frag_grow (20);
4760
4761 /* Write fr_fix part. */
4762 char *p;
4763 p = frag_more (inst_main.size);
4764 s3_md_number_to_chars (p, inst_main.instruction, inst_main.size);
4765
4766 if (inst_main.reloc.type != BFD_RELOC_NONE)
4767 {
4768 s3_fix_new_score (frag_now, p - frag_now->fr_literal, inst_main.size,
4769 &inst_main.reloc.exp, inst_main.reloc.pc_rel, inst_main.reloc.type);
4770 }
4771#ifdef OBJ_ELF
4772 dwarf2_emit_insn (inst_main.size);
4773#endif
4774
4775 /* s3_GP instruction can not do optimization, only can do relax between
4776 1 instruction and 3 instructions. */
4777 p = frag_var (rs_machine_dependent, inst_main.relax_size + s3_RELAX_PAD_BYTE, 0,
4778 s3_RELAX_ENCODE (inst_main.size, inst_main.relax_size, inst_main.type, 0, 4, 1),
4779 inst_main.reloc.exp.X_add_symbol, 0, NULL);
4780
4781 /* Write fr_var part.
4782 no calling s3_gen_insn_frag, no fixS will be generated. */
4783 s3_md_number_to_chars (p, inst_expand[0].instruction, inst_expand[0].size);
4784 p += inst_expand[0].size;
4785 s3_md_number_to_chars (p, inst_expand[1].instruction, inst_expand[1].size);
4786 p += inst_expand[1].size;
4787
4788 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
4789 s3_inst.bwarn = -1;
4790 }
4791}
4792
4793static int
4794s3_nopic_need_relax (symbolS * sym, int before_relaxing)
4795{
4796 if (sym == NULL)
4797 return 0;
4798 else if (s3_USE_GLOBAL_POINTER_OPT && s3_g_switch_value > 0)
4799 {
4800 const char *symname;
4801 const char *segname;
4802
4803 /* Find out whether this symbol can be referenced off the $gp
4804 register. It can be if it is smaller than the -G size or if
4805 it is in the .sdata or .sbss section. Certain symbols can
4806 not be referenced off the $gp, although it appears as though
4807 they can. */
4808 symname = S_GET_NAME (sym);
4809 if (symname != (const char *)NULL
4810 && (strcmp (symname, "eprol") == 0
4811 || strcmp (symname, "etext") == 0
4812 || strcmp (symname, "_gp") == 0
4813 || strcmp (symname, "edata") == 0
4814 || strcmp (symname, "_fbss") == 0
4815 || strcmp (symname, "_fdata") == 0
4816 || strcmp (symname, "_ftext") == 0
4817 || strcmp (symname, "end") == 0
4818 || strcmp (symname, GP_DISP_LABEL) == 0))
4819 {
4820 return 1;
4821 }
4822 else if ((!S_IS_DEFINED (sym) || S_IS_COMMON (sym)) && (0
4823 /* We must defer this decision until after the whole file has been read,
4824 since there might be a .extern after the first use of this symbol. */
4825 || (before_relaxing
4826 && S_GET_VALUE (sym) == 0)
4827 || (S_GET_VALUE (sym) != 0
4828 && S_GET_VALUE (sym) <= s3_g_switch_value)))
4829 {
4830 return 0;
4831 }
4832
4833 segname = segment_name (S_GET_SEGMENT (sym));
4834 return (strcmp (segname, ".sdata") != 0
4835 && strcmp (segname, ".sbss") != 0
4836 && strncmp (segname, ".sdata.", 7) != 0
4837 && strncmp (segname, ".gnu.linkonce.s.", 16) != 0);
4838 }
4839 /* We are not optimizing for the $gp register. */
4840 else
4841 return 1;
4842}
4843
4844/* Build a relax frag for lw/st instruction when generating s3_PIC,
4845 external symbol first and local symbol second. */
4846static void
4847s3_build_lwst_pic (int reg_rd, expressionS exp, const char *insn_name)
4848{
4849 symbolS *add_symbol = exp.X_add_symbol;
4850 int add_number = exp.X_add_number;
4851 struct s3_score_it fix_insts[s3_RELAX_INST_NUM];
4852 struct s3_score_it var_insts[s3_RELAX_INST_NUM];
4853 int fix_num = 0;
4854 int var_num = 0;
4855 char tmp[s3_MAX_LITERAL_POOL_SIZE];
4856 int r1_bak;
4857
4858 r1_bak = s3_nor1;
4859 s3_nor1 = 0;
4860
4861 if ((add_number == 0) || (add_number >= -0x8000 && add_number <= 0x7fff))
4862 {
4863 fix_num = 1;
4864 var_num = 2;
4865
4866 /* For an external symbol, two insns are generated;
4867 For a local symbol, three insns are generated. */
4868 /* Fix part
4869 For an external symbol: lw rD, <sym>($gp)
4870 (BFD_RELOC_SCORE_GOT15) */
4871 sprintf (tmp, "lw_pic r1, %s", add_symbol->bsym->name);
4872 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
4873 return;
4874
4875 memcpy (&fix_insts[0], &s3_inst, sizeof (struct s3_score_it));
4876
4877 /* Var part
4878 For a local symbol :
4879 lw rD, <sym>($gp) (BFD_RELOC_SCORE_GOT15)
4880 addi rD, <sym> (BFD_RELOC_GOT_LO16) */
4881 s3_inst.reloc.type = BFD_RELOC_SCORE_GOT15;
4882 memcpy (&var_insts[0], &s3_inst, sizeof (struct s3_score_it));
4883 sprintf (tmp, "addi_s_pic r1, %s", add_symbol->bsym->name);
4884 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
4885 return;
4886
4887 memcpy (&var_insts[1], &s3_inst, sizeof (struct s3_score_it));
4888 s3_build_relax_frag (fix_insts, fix_num, var_insts, var_num, add_symbol);
4889
4890 /* Insn 2 or Insn 3: lw/st rD, [r1, constant] */
4891 sprintf (tmp, "%s r%d, [r1, %d]", insn_name, reg_rd, add_number);
4892 if (s3_append_insn (tmp, TRUE) == (int) s3_FAIL)
4893 return;
4894
4895 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
4896 s3_inst.bwarn = -1;
4897 }
4898 else
4899 {
4900 s3_inst.error = _("s3_PIC code offset overflow (max 16 signed bits)");
8fce5f8c 4901 return;
1c0d3aa6
NC		 4902 }
4903
c3b7224a 4904 s3_nor1 = r1_bak;
1c0d3aa6
NC		 4905}
4906
4907static void
c3b7224a 4908s3_do_macro_ldst_label (char *str)
1c0d3aa6
NC		 4909{
4910 int i;
4911 int ldst_gp_p = 0;
4912 int reg_rd;
4913 int r1_bak;
4914 char *backup_str;
4915 char *label_str;
4916 char *absolute_value;
c3b7224a
NC		 4917 char append_str[3][s3_MAX_LITERAL_POOL_SIZE];
4918 char verifystr[s3_MAX_LITERAL_POOL_SIZE];
4919 struct s3_score_it inst_backup;
4920 struct s3_score_it inst_expand[3];
4921 struct s3_score_it inst_main;
1c0d3aa6 4922
c3b7224a 4923 memcpy (&inst_backup, &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 4924 strcpy (verifystr, str);
4925 backup_str = verifystr;
4926
c3b7224a
NC		 4927 s3_skip_whitespace (backup_str);
4928 if ((reg_rd = s3_reg_required_here (&backup_str, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
1c0d3aa6
NC		 4929 return;
4930
c3b7224a 4931 if (s3_skip_past_comma (&backup_str) == (int) s3_FAIL)
1c0d3aa6
NC		 4932 return;
4933
4934 label_str = backup_str;
4935
4936 /* Ld/st rD, [rA, imm] ld/st rD, [rA]+, imm ld/st rD, [rA, imm]+. */
4937 if (*backup_str == '[')
4938 {
c3b7224a
NC		 4939 s3_inst.type = Rd_rvalueRs_preSI12;
4940 s3_do_ldst_insn (str);
1c0d3aa6
NC		 4941 return;
4942 }
4943
4944 /* Ld/st rD, imm. */
4945 absolute_value = backup_str;
c3b7224a
NC		 4946 s3_inst.type = Rd_rvalueRs_SI15;
4947
4948 if (s3_my_get_expression (&s3_inst.reloc.exp, &backup_str) == (int) s3_FAIL)
4949 {
4950 s3_inst.error = _("expression error");
4951 return;
4952 }
4953 else if ((s3_inst.reloc.exp.X_add_symbol == NULL)
4954 && (s3_validate_immediate (s3_inst.reloc.exp.X_add_number, _VALUE, 0) == (int) s3_FAIL))
4955 {
4956 s3_inst.error = _("value not in range [0, 0x7fffffff]");
4957 return;
4958 }
4959 else if (s3_end_of_line (backup_str) == (int) s3_FAIL)
1c0d3aa6 4960 {
c3b7224a 4961 s3_inst.error = _("end on line error");
1c0d3aa6
NC		 4962 return;
4963 }
4964 else
4965 {
c3b7224a 4966 if (s3_inst.reloc.exp.X_add_symbol == 0)
1c0d3aa6 4967 {
c3b7224a
NC		 4968 memcpy (&s3_inst, &inst_backup, sizeof (struct s3_score_it));
4969 s3_exp_macro_ldst_abs (str);
1c0d3aa6
NC		 4970 return;
4971 }
4972 }
4973
4974 /* Ld/st rD, label. */
c3b7224a 4975 s3_inst.type = Rd_rvalueRs_SI15;
1c0d3aa6 4976 backup_str = absolute_value;
c3b7224a
NC		 4977 if ((s3_data_op2 (&backup_str, 1, _GP_IMM15) == (int) s3_FAIL)
4978 || (s3_end_of_line (backup_str) == (int) s3_FAIL))
1c0d3aa6
NC		 4979 {
4980 return;
4981 }
4982 else
4983 {
c3b7224a 4984 if (s3_inst.reloc.exp.X_add_symbol == 0)
1c0d3aa6 4985 {
c3b7224a
NC		 4986 if (!s3_inst.error)
4987 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 4988
4989 return;
4990 }
4991
c3b7224a 4992 if (s3_score_pic == s3_PIC)
1c0d3aa6 4993 {
8fce5f8c 4994 int ldst_idx = 0;
c3b7224a
NC		 4995 ldst_idx = s3_inst.instruction & OPC_PSEUDOLDST_MASK;
4996 s3_build_lwst_pic (reg_rd, s3_inst.reloc.exp, s3_score_ldst_insns[ldst_idx * 3 + 0].template);
8fce5f8c 4997 return;
1c0d3aa6
NC		 4998 }
4999 else
5000 {
c3b7224a
NC		 5001 if ((s3_inst.reloc.exp.X_add_number <= 0x3fff)
5002 && (s3_inst.reloc.exp.X_add_number >= -0x4000)
5003 && (!s3_nopic_need_relax (s3_inst.reloc.exp.X_add_symbol, 1)))
1c0d3aa6
NC		 5004 {
5005 int ldst_idx = 0;
5006
5007 /* Assign the real opcode. */
c3b7224a
NC		 5008 ldst_idx = s3_inst.instruction & OPC_PSEUDOLDST_MASK;
5009 s3_inst.instruction &= ~OPC_PSEUDOLDST_MASK;
5010 s3_inst.instruction |= s3_score_ldst_insns[ldst_idx * 3 + 0].value;
5011 s3_inst.instruction |= reg_rd << 20;
5012 s3_inst.instruction |= s3_GP << 15;
5013 s3_inst.relax_inst = 0x8000;
5014 s3_inst.relax_size = 0;
1c0d3aa6
NC		 5015 ldst_gp_p = 1;
5016 }
5017 }
5018 }
5019
c3b7224a
NC		 5020 /* Backup s3_inst. */
5021 memcpy (&inst_main, &s3_inst, sizeof (struct s3_score_it));
5022 r1_bak = s3_nor1;
5023 s3_nor1 = 0;
1c0d3aa6
NC		 5024
5025 /* Determine which instructions should be output. */
48903831
NC		 5026 sprintf (append_str[0], "ld_i32hi r1, %s", label_str);
5027 sprintf (append_str[1], "ld_i32lo r1, %s", label_str);
5028 sprintf (append_str[2], "%s r%d, [r1, 0]", inst_backup.name, reg_rd);
1c0d3aa6
NC		 5029
5030 /* Generate three instructions.
5031 la r1, label
5032 ld/st rd, [r1, 0] */
5033 for (i = 0; i < 3; i++)
5034 {
c3b7224a 5035 if (s3_append_insn (append_str[i], FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 5036 return;
5037
c3b7224a 5038 memcpy (&inst_expand[i], &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 5039 }
5040
5041 if (ldst_gp_p)
5042 {
5043 char *p;
5044
5045 /* Adjust instruction opcode and to be relaxed instruction opcode. */
c3b7224a
NC		 5046 inst_main.instruction = s3_adjust_paritybit (inst_main.instruction, s3_GET_INSN_CLASS (inst_main.type));
5047
5048 /* relax lw rd, label -> ldis rs, imm16
5049 ori rd, imm16
5050 lw rd, [rs, imm15] or lw! rd, [rs, imm5]. */
5051 if (inst_expand[2].relax_size == 0)
5052 inst_main.relax_size = inst_expand[0].size + inst_expand[1].size + inst_expand[2].size;
5053 else
5054 inst_main.relax_size = inst_expand[0].size + inst_expand[1].size + inst_expand[2].relax_size;
5055
1c0d3aa6
NC		 5056 inst_main.type = Insn_GP;
5057
5058 for (i = 0; i < 3; i++)
c3b7224a
NC		 5059 inst_expand[i].instruction = s3_adjust_paritybit (inst_expand[i].instruction,
5060 s3_GET_INSN_CLASS (inst_expand[i].type));
1c0d3aa6
NC		 5061
5062 /* Check data dependency. */
c3b7224a 5063 s3_handle_dependency (&inst_main);
1c0d3aa6
NC		 5064
5065 /* Start a new frag if frag_now is not empty. */
5066 if (frag_now_fix () != 0)
5067 {
5068 if (!frag_now->tc_frag_data.is_insn)
5069 frag_wane (frag_now);
5070
5071 frag_new (0);
5072 }
5073 frag_grow (20);
5074
5075 /* Write fr_fix part. */
5076 p = frag_more (inst_main.size);
c3b7224a 5077 s3_md_number_to_chars (p, inst_main.instruction, inst_main.size);
1c0d3aa6
NC		 5078
5079 if (inst_main.reloc.type != BFD_RELOC_NONE)
5080 {
c3b7224a 5081 s3_fix_new_score (frag_now, p - frag_now->fr_literal, inst_main.size,
1c0d3aa6
NC		 5082 &inst_main.reloc.exp, inst_main.reloc.pc_rel, inst_main.reloc.type);
5083 }
5084
5085#ifdef OBJ_ELF
5086 dwarf2_emit_insn (inst_main.size);
5087#endif
5088
c3b7224a 5089 /* s3_GP instruction can not do optimization, only can do relax between
1c0d3aa6 5090 1 instruction and 3 instructions. */
c3b7224a
NC		 5091 p = frag_var (rs_machine_dependent, inst_main.relax_size + s3_RELAX_PAD_BYTE, 0,
5092 s3_RELAX_ENCODE (inst_main.size, inst_main.relax_size, inst_main.type, 0, 4, 0),
1c0d3aa6
NC		 5093 inst_main.reloc.exp.X_add_symbol, 0, NULL);
5094
5095 /* Write fr_var part.
c3b7224a
NC		 5096 no calling s3_gen_insn_frag, no fixS will be generated. */
5097 s3_md_number_to_chars (p, inst_expand[0].instruction, inst_expand[0].size);
1c0d3aa6 5098 p += inst_expand[0].size;
c3b7224a 5099 s3_md_number_to_chars (p, inst_expand[1].instruction, inst_expand[1].size);
1c0d3aa6 5100 p += inst_expand[1].size;
c3b7224a
NC		 5101
5102 /* relax lw rd, label -> ldis rs, imm16
5103 ori rd, imm16
5104 lw rd, [rs, imm15] or lw! rd, [rs, imm5]. */
5105 if (inst_expand[2].relax_size == 0)
5106 s3_md_number_to_chars (p, inst_expand[2].instruction, inst_expand[2].size);
5107 else
5108 s3_md_number_to_chars (p, inst_expand[2].relax_inst, inst_expand[2].relax_size);
1c0d3aa6
NC		 5109 }
5110 else
5111 {
c3b7224a
NC		 5112 s3_gen_insn_frag (&inst_expand[0], NULL);
5113 s3_gen_insn_frag (&inst_expand[1], NULL);
5114 s3_gen_insn_frag (&inst_expand[2], NULL);
1c0d3aa6 5115 }
c3b7224a 5116 s3_nor1 = r1_bak;
1c0d3aa6
NC		 5117
5118 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a 5119 s3_inst.bwarn = -1;
1c0d3aa6
NC		 5120}
5121
5122static void
c3b7224a 5123s3_do_lw_pic (char *str)
1c0d3aa6
NC		 5124{
5125 int reg_rd;
5126
c3b7224a
NC		 5127 s3_skip_whitespace (str);
5128 if (((reg_rd = s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
5129 || (s3_skip_past_comma (&str) == (int) s3_FAIL)
5130 || (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL)
5131 || (s3_end_of_line (str) == (int) s3_FAIL))
1c0d3aa6
NC		 5132 {
5133 return;
5134 }
5135 else
5136 {
c3b7224a 5137 if (s3_inst.reloc.exp.X_add_symbol == 0)
1c0d3aa6 5138 {
c3b7224a
NC		 5139 if (!s3_inst.error)
5140 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 5141
5142 return;
5143 }
5144
c3b7224a
NC		 5145 s3_inst.instruction |= s3_GP << 15;
5146 s3_inst.reloc.type = BFD_RELOC_SCORE_GOT15;
1c0d3aa6
NC		 5147 }
5148}
5149
5150static void
c3b7224a 5151s3_do_empty (char *str)
1c0d3aa6
NC		 5152{
5153 str = str;
c3b7224a 5154 if (s3_university_version == 1)
1c0d3aa6 5155 {
c3b7224a
NC		 5156 if (((s3_inst.instruction & 0x3e0003ff) == 0x0c000004)
5157 || ((s3_inst.instruction & 0x3e0003ff) == 0x0c000024)
5158 || ((s3_inst.instruction & 0x3e0003ff) == 0x0c000044)
5159 || ((s3_inst.instruction & 0x3e0003ff) == 0x0c000064))
1c0d3aa6 5160 {
c3b7224a 5161 s3_inst.error = s3_ERR_FOR_SCORE5U_MMU;
1c0d3aa6
NC		 5162 return;
5163 }
5164 }
c3b7224a 5165 if (s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 5166 return;
5167
c3b7224a 5168 if (s3_inst.relax_inst != 0x8000)
1c0d3aa6 5169 {
c3b7224a 5170 if (s3_inst.type == NO_OPD)
1c0d3aa6 5171 {
c3b7224a 5172 s3_inst.relax_size = 2;
1c0d3aa6
NC		 5173 }
5174 else
5175 {
c3b7224a 5176 s3_inst.relax_size = 4;
1c0d3aa6
NC		 5177 }
5178 }
5179}
5180
5181static void
c3b7224a
NC		 5182s3_do16_int (char *str)
5183{
5184 s3_skip_whitespace (str);
5185 return;
5186}
5187
5188static void
5189s3_do_jump (char *str)
1c0d3aa6
NC		 5190{
5191 char *save_in;
1c0d3aa6 5192
c3b7224a
NC		 5193 s3_skip_whitespace (str);
5194 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
5195 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 5196 return;
5197
c3b7224a 5198 if (s3_inst.reloc.exp.X_add_symbol == 0)
1c0d3aa6 5199 {
c3b7224a 5200 s3_inst.error = _("lacking label ");
1c0d3aa6
NC		 5201 return;
5202 }
5203
c3b7224a
NC		 5204 if (!(s3_inst.reloc.exp.X_add_number >= -16777216
5205 && s3_inst.reloc.exp.X_add_number <= 16777215))
1c0d3aa6 5206 {
c3b7224a 5207 s3_inst.error = _("invalid constant: 25 bit expression not in range [-16777216, 16777215]");
1c0d3aa6
NC		 5208 return;
5209 }
5210
5211 save_in = input_line_pointer;
5212 input_line_pointer = str;
c3b7224a
NC		 5213 s3_inst.reloc.type = BFD_RELOC_SCORE_JMP;
5214 s3_inst.reloc.pc_rel = 1;
1c0d3aa6
NC		 5215 input_line_pointer = save_in;
5216}
5217
5218static void
c3b7224a 5219s3_do_branch (char *str)
1c0d3aa6 5220{
c3b7224a
NC		 5221 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
5222 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 5223 {
5224 return;
5225 }
c3b7224a 5226 else if (s3_inst.reloc.exp.X_add_symbol == 0)
1c0d3aa6 5227 {
c3b7224a 5228 s3_inst.error = _("lacking label ");
1c0d3aa6
NC		 5229 return;
5230 }
c3b7224a
NC		 5231 else if (!(s3_inst.reloc.exp.X_add_number >= -524288
5232 && s3_inst.reloc.exp.X_add_number <= 524287))
1c0d3aa6 5233 {
c3b7224a 5234 s3_inst.error = _("invalid constant: 20 bit expression not in range -2^19..2^19");
1c0d3aa6
NC		 5235 return;
5236 }
5237
c3b7224a
NC		 5238 s3_inst.reloc.type = BFD_RELOC_SCORE_BRANCH;
5239 s3_inst.reloc.pc_rel = 1;
1c0d3aa6
NC		 5240
5241 /* Branch 32 offset field : 20 bit, 16 bit branch offset field : 8 bit. */
c3b7224a 5242 s3_inst.instruction |= (s3_inst.reloc.exp.X_add_number & 0x3fe) | ((s3_inst.reloc.exp.X_add_number & 0xffc00) << 5);
1c0d3aa6 5243
41c55c87 5244 /* Compute 16 bit branch instruction. */
c3b7224a
NC		 5245 if ((s3_inst.relax_inst != 0x8000)
5246 && (s3_inst.reloc.exp.X_add_number >= -512 && s3_inst.reloc.exp.X_add_number <= 511))
1c0d3aa6 5247 {
c3b7224a
NC		 5248 s3_inst.relax_inst |= ((s3_inst.reloc.exp.X_add_number >> 1) & 0x1ff);/*b! :disp 9 bit */
5249 s3_inst.relax_size = 2;
1c0d3aa6
NC		 5250 }
5251 else
5252 {
c3b7224a 5253 s3_inst.relax_inst = 0x8000;
1c0d3aa6 5254 }
1c0d3aa6
NC		 5255}
5256
5257static void
c3b7224a 5258s3_do16_branch (char *str)
1c0d3aa6 5259{
c3b7224a
NC		 5260 if ((s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
5261 || s3_end_of_line (str) == (int) s3_FAIL))
1c0d3aa6
NC		 5262 {
5263 ;
5264 }
c3b7224a 5265 else if (s3_inst.reloc.exp.X_add_symbol == 0)
1c0d3aa6 5266 {
c3b7224a 5267 s3_inst.error = _("lacking label");
1c0d3aa6 5268 }
c3b7224a
NC		 5269 else if (!(s3_inst.reloc.exp.X_add_number >= -512
5270 && s3_inst.reloc.exp.X_add_number <= 511))
1c0d3aa6 5271 {
c3b7224a 5272 s3_inst.error = _("invalid constant: 10 bit expression not in range [-2^9, 2^9-1]");
1c0d3aa6
NC		 5273 }
5274 else
5275 {
c3b7224a
NC		 5276 s3_inst.reloc.type = BFD_RELOC_SCORE16_BRANCH;
5277 s3_inst.reloc.pc_rel = 1;
5278 s3_inst.instruction |= ((s3_inst.reloc.exp.X_add_number >> 1) & 0x1ff);
5279 s3_inst.relax_inst |= ((s3_inst.reloc.exp.X_add_number ) & 0x1ff);
5280 s3_inst.relax_size = 4;
1c0d3aa6
NC		 5281 }
5282}
5283
c3b7224a
NC		 5284/* Return true if the given symbol should be considered local for s3_PIC. */
5285static bfd_boolean
5286s3_pic_need_relax (symbolS *sym, asection *segtype)
1c0d3aa6 5287{
c3b7224a
NC		 5288 asection *symsec;
5289 bfd_boolean linkonce;
1c0d3aa6 5290
c3b7224a
NC		 5291 /* Handle the case of a symbol equated to another symbol. */
5292 while (symbol_equated_reloc_p (sym))
1c0d3aa6 5293 {
c3b7224a 5294 symbolS *n;
1c0d3aa6 5295
c3b7224a
NC		 5296 /* It's possible to get a loop here in a badly written
5297 program. */
5298 n = symbol_get_value_expression (sym)->X_add_symbol;
5299 if (n == sym)
5300 break;
5301 sym = n;
1c0d3aa6 5302 }
1c0d3aa6 5303
c3b7224a 5304 symsec = S_GET_SEGMENT (sym);
1c0d3aa6 5305
c3b7224a
NC		 5306 /* duplicate the test for LINK_ONCE sections as in adjust_reloc_syms */
5307 linkonce = FALSE;
5308 if (symsec != segtype && ! S_IS_LOCAL (sym))
1c0d3aa6 5309 {
c3b7224a
NC		 5310 if ((bfd_get_section_flags (stdoutput, symsec) & SEC_LINK_ONCE) != 0)
5311 linkonce = TRUE;
1c0d3aa6 5312
c3b7224a
NC		 5313 /* The GNU toolchain uses an extension for ELF: a section
5314 beginning with the magic string .gnu.linkonce is a linkonce
5315 section. */
5316 if (strncmp (segment_name (symsec), ".gnu.linkonce",
5317 sizeof ".gnu.linkonce" - 1) == 0)
5318 linkonce = TRUE;
1c0d3aa6 5319 }
1c0d3aa6 5320
c3b7224a
NC		 5321 /* This must duplicate the test in adjust_reloc_syms. */
5322 return (symsec != &bfd_und_section
5323 && symsec != &bfd_abs_section
5324 && ! bfd_is_com_section (symsec)
5325 && !linkonce
5326#ifdef OBJ_ELF
5327 /* A global or weak symbol is treated as external. */
5328 && (OUTPUT_FLAVOR != bfd_target_elf_flavour
5329 || (! S_IS_WEAK (sym) && ! S_IS_EXTERNAL (sym)))
5330#endif
5331 );
5332}
1c0d3aa6 5333
c3b7224a
NC		 5334static void
5335s3_parse_pce_inst (char *insnstr)
1c0d3aa6 5336{
c3b7224a
NC		 5337 char c;
5338 char *p;
5339 char first[s3_MAX_LITERAL_POOL_SIZE];
5340 char second[s3_MAX_LITERAL_POOL_SIZE];
5341 struct s3_score_it pec_part_1;
1c0d3aa6 5342
c3b7224a
NC		 5343 /* Get first part string of PCE. */
5344 p = strstr (insnstr, "||");
5345 c = *p;
5346 *p = '\0';
5347 sprintf (first, "%s", insnstr);
1c0d3aa6 5348
c3b7224a
NC		 5349 /* Get second part string of PCE. */
5350 *p = c;
5351 p += 2;
5352 sprintf (second, "%s", p);
5353
5354 s3_parse_16_32_inst (first, FALSE);
5355 if (s3_inst.error)
5356 return;
5357
5358 memcpy (&pec_part_1, &s3_inst, sizeof (s3_inst));
5359
5360 s3_parse_16_32_inst (second, FALSE);
5361 if (s3_inst.error)
5362 return;
5363
5364 if ( ((pec_part_1.size == s3_INSN_SIZE) && (s3_inst.size == s3_INSN_SIZE))
5365 || ((pec_part_1.size == s3_INSN_SIZE) && (s3_inst.size == s3_INSN16_SIZE))
5366 || ((pec_part_1.size == s3_INSN16_SIZE) && (s3_inst.size == s3_INSN_SIZE)))
1c0d3aa6 5367 {
c3b7224a
NC		 5368 s3_inst.error = _("pce instruction error (16 bit || 16 bit)'");
5369 sprintf (s3_inst.str, insnstr);
5370 return;
1c0d3aa6
NC		 5371 }
5372
c3b7224a
NC		 5373 if (!s3_inst.error)
5374 s3_gen_insn_frag (&pec_part_1, &s3_inst);
1c0d3aa6
NC		 5375}
5376
c3b7224a
NC		 5377/* s3: dsp. */
5378static void
5379s3_do16_dsp (char *str)
1c0d3aa6 5380{
c3b7224a 5381 int rd = 0;
1c0d3aa6 5382
c3b7224a
NC		 5383 /* Check 3d. */
5384 if (s3_score3d == 0)
1c0d3aa6 5385 {
c3b7224a
NC		 5386 s3_inst.error = _("score3d instruction.");
5387 return;
1c0d3aa6
NC		 5388 }
5389
c3b7224a 5390 s3_skip_whitespace (str);
1c0d3aa6 5391
c3b7224a
NC		 5392 if ((rd = s3_reglow_required_here (&str, 0)) == (int) s3_FAIL
5393 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6 5394 {
c3b7224a 5395 return;
1c0d3aa6 5396 }
1c0d3aa6 5397 else
1c0d3aa6 5398 {
c3b7224a
NC		 5399 s3_inst.relax_inst |= rd << 20;
5400 s3_inst.relax_size = 4;
1c0d3aa6 5401 }
1c0d3aa6
NC		 5402}
5403
c3b7224a
NC		 5404static void
5405s3_do16_dsp2 (char *str)
1c0d3aa6 5406{
c3b7224a
NC		 5407 /* Check 3d. */
5408 if (s3_score3d == 0)
1c0d3aa6 5409 {
c3b7224a
NC		 5410 s3_inst.error = _("score3d instruction.");
5411 return;
1c0d3aa6
NC		 5412 }
5413
c3b7224a 5414 s3_skip_whitespace (str);
1c0d3aa6 5415
c3b7224a
NC		 5416 if (s3_reglow_required_here (&str, 4) == (int) s3_FAIL
5417 || s3_skip_past_comma (&str) == (int) s3_FAIL
5418 || s3_reglow_required_here (&str, 0) == (int) s3_FAIL
5419 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6 5420 {
c3b7224a 5421 return;
1c0d3aa6
NC		 5422 }
5423 else
5424 {
c3b7224a
NC		 5425 s3_inst.relax_inst |= (((s3_inst.instruction >> 8) & 0xf) << 20)
5426 | (((s3_inst.instruction >> 8) & 0xf) << 15) | (((s3_inst.instruction >> 4) & 0xf) << 10);
5427 s3_inst.relax_size = 4;
1c0d3aa6 5428 }
1c0d3aa6
NC		 5429}
5430
c3b7224a
NC		 5431static void
5432s3_do_dsp (char *str)
1c0d3aa6 5433{
c3b7224a
NC		 5434 /* Check 3d. */
5435 if (s3_score3d == 0)
1c0d3aa6 5436 {
c3b7224a
NC		 5437 s3_inst.error = _("score3d instruction.");
5438 return;
1c0d3aa6
NC		 5439 }
5440
c3b7224a
NC		 5441 s3_skip_whitespace (str);
5442
5443 if (s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL
5444 || s3_skip_past_comma (&str) == (int) s3_FAIL
5445 || s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE) == (int) s3_FAIL
5446 || s3_end_of_line (str) == (int) s3_FAIL)
5447 return;
1c0d3aa6 5448
c3b7224a 5449 if ((s3_inst.relax_inst != 0x8000) && (((s3_inst.instruction >> 20) & 0x1f) == 3) )
1c0d3aa6 5450 {
c3b7224a
NC		 5451 s3_inst.relax_inst |= (((s3_inst.instruction >> 10) & 0x1f)) | (((s3_inst.instruction >> 15) & 0x1f) << 5);
5452 s3_inst.relax_size = 2;
1c0d3aa6
NC		 5453 }
5454 else
c3b7224a
NC		 5455 s3_inst.relax_inst = 0x8000;
5456}
5457
5458static void
5459s3_do_dsp2 (char *str)
5460{
5461 int reg;
5462
5463 /* Check 3d. */
5464 if (s3_score3d == 0)
1c0d3aa6 5465 {
c3b7224a
NC		 5466 s3_inst.error = _("score3d instruction.");
5467 return;
1c0d3aa6
NC		 5468 }
5469
c3b7224a 5470 s3_skip_whitespace (str);
1c0d3aa6 5471
c3b7224a
NC		 5472 if ((reg = s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
5473 || s3_skip_past_comma (&str) == (int) s3_FAIL
5474 || s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL
5475 || s3_skip_past_comma (&str) == (int) s3_FAIL
5476 || s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE) == (int) s3_FAIL
5477 || s3_end_of_line (str) == (int) s3_FAIL)
5478 {
5479 return;
1c0d3aa6
NC		 5480 }
5481 else
5482 {
c3b7224a
NC		 5483 /* Check mulr, mulur rd is even number. */
5484 if (((s3_inst.instruction & 0x3e0003ff) == 0x00000340
5485 || (s3_inst.instruction & 0x3e0003ff) == 0x00000342)
5486 && (reg % 2))
1c0d3aa6 5487 {
c3b7224a
NC		 5488 s3_inst.error = _("rd must be even number.");
5489 return;
1c0d3aa6
NC		 5490 }
5491
c3b7224a
NC		 5492 if ((((s3_inst.instruction >> 15) & 0x10) == 0)
5493 && (((s3_inst.instruction >> 10) & 0x10) == 0)
5494 && (((s3_inst.instruction >> 20) & 0x10) == 0)
5495 && (s3_inst.relax_inst != 0x8000)
5496 && (((s3_inst.instruction >> 20) & 0xf) == ((s3_inst.instruction >> 15) & 0xf)))
1c0d3aa6 5497 {
c3b7224a
NC		 5498 s3_inst.relax_inst |= (((s3_inst.instruction >> 10) & 0xf) )
5499 | (((s3_inst.instruction >> 15) & 0xf) << 4);
5500 s3_inst.relax_size = 2;
1c0d3aa6
NC		 5501 }
5502 else
c3b7224a
NC		 5503 {
5504 s3_inst.relax_inst = 0x8000;
5505 }
1c0d3aa6 5506 }
1c0d3aa6
NC		 5507}
5508
c3b7224a
NC		 5509static void
5510s3_do_dsp3 (char *str)
1c0d3aa6 5511{
c3b7224a
NC		 5512 /* Check 3d. */
5513 if (s3_score3d == 0)
5514 {
5515 s3_inst.error = _("score3d instruction.");
5516 return;
5517 }
1c0d3aa6 5518
c3b7224a 5519 s3_skip_whitespace (str);
1c0d3aa6 5520
c3b7224a
NC		 5521 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) == (int) s3_FAIL
5522 || s3_skip_past_comma (&str) == (int) s3_FAIL
5523 || s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL
5524 || s3_end_of_line (str) == (int) s3_FAIL)
5525 return;
1c0d3aa6 5526
c3b7224a 5527 if ((s3_inst.relax_inst != 0x8000) && (((s3_inst.instruction >> 20) & 0x1f) == 3) )
1c0d3aa6 5528 {
c3b7224a
NC		 5529 s3_inst.relax_inst |= (((s3_inst.instruction >> 10) & 0x1f)) | (((s3_inst.instruction >> 15) & 0x1f) << 5);
5530 s3_inst.relax_size = 2;
1c0d3aa6 5531 }
c3b7224a
NC		 5532 else
5533 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 5534}
5535
1c0d3aa6 5536
c3b7224a
NC		 5537/* If we change section we must dump the literal pool first. */
5538static void
5539s3_s_score_bss (int ignore ATTRIBUTE_UNUSED)
1c0d3aa6 5540{
c3b7224a
NC		 5541 subseg_set (bss_section, (subsegT) get_absolute_expression ());
5542 demand_empty_rest_of_line ();
1c0d3aa6
NC		 5543}
5544
c3b7224a
NC		 5545static void
5546s3_s_score_text (int ignore)
1c0d3aa6 5547{
c3b7224a
NC		 5548 obj_elf_text (ignore);
5549 record_alignment (now_seg, 2);
1c0d3aa6
NC		 5550}
5551
c3b7224a
NC		 5552static void
5553s3_score_s_section (int ignore)
1c0d3aa6 5554{
c3b7224a
NC		 5555 obj_elf_section (ignore);
5556 if ((bfd_get_section_flags (stdoutput, now_seg) & SEC_CODE) != 0)
5557 record_alignment (now_seg, 2);
5558
1c0d3aa6
NC		 5559}
5560
c3b7224a
NC		 5561static void
5562s3_s_change_sec (int sec)
1c0d3aa6 5563{
c3b7224a 5564 segT seg;
1c0d3aa6 5565
c3b7224a
NC		 5566#ifdef OBJ_ELF
5567 /* The ELF backend needs to know that we are changing sections, so
5568 that .previous works correctly. We could do something like check
5569 for an obj_section_change_hook macro, but that might be confusing
5570 as it would not be appropriate to use it in the section changing
5571 functions in read.c, since obj-elf.c intercepts those. FIXME:
5572 This should be cleaner, somehow. */
5573 obj_elf_section_change_hook ();
5574#endif
5575 switch (sec)
1c0d3aa6 5576 {
c3b7224a
NC		 5577 case 'r':
5578 seg = subseg_new (s3_RDATA_SECTION_NAME, (subsegT) get_absolute_expression ());
5579 bfd_set_section_flags (stdoutput, seg, (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_RELOC | SEC_DATA));
5580 if (strcmp (TARGET_OS, "elf") != 0)
5581 record_alignment (seg, 4);
5582 demand_empty_rest_of_line ();
5583 break;
5584 case 's':
5585 seg = subseg_new (".sdata", (subsegT) get_absolute_expression ());
5586 bfd_set_section_flags (stdoutput, seg, SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_DATA);
5587 if (strcmp (TARGET_OS, "elf") != 0)
5588 record_alignment (seg, 4);
5589 demand_empty_rest_of_line ();
5590 break;
1c0d3aa6 5591 }
1c0d3aa6
NC		 5592}
5593
c3b7224a
NC		 5594static void
5595s3_s_score_mask (int reg_type ATTRIBUTE_UNUSED)
1c0d3aa6 5596{
c3b7224a 5597 long mask, off;
1c0d3aa6 5598
c3b7224a 5599 if (s3_cur_proc_ptr == (s3_procS *) NULL)
1c0d3aa6 5600 {
c3b7224a
NC		 5601 as_warn (_(".mask outside of .ent"));
5602 demand_empty_rest_of_line ();
5603 return;
1c0d3aa6 5604 }
c3b7224a
NC		 5605 if (get_absolute_expression_and_terminator (&mask) != ',')
5606 {
5607 as_warn (_("Bad .mask directive"));
5608 --input_line_pointer;
5609 demand_empty_rest_of_line ();
5610 return;
5611 }
5612 off = get_absolute_expression ();
5613 s3_cur_proc_ptr->reg_mask = mask;
5614 s3_cur_proc_ptr->reg_offset = off;
5615 demand_empty_rest_of_line ();
1c0d3aa6
NC		 5616}
5617
c3b7224a
NC		 5618static symbolS *
5619s3_get_symbol (void)
1c0d3aa6 5620{
c3b7224a
NC		 5621 int c;
5622 char *name;
5623 symbolS *p;
1c0d3aa6 5624
c3b7224a
NC		 5625 name = input_line_pointer;
5626 c = get_symbol_end ();
5627 p = (symbolS *) symbol_find_or_make (name);
5628 *input_line_pointer = c;
5629 return p;
1c0d3aa6
NC		 5630}
5631
c3b7224a
NC		 5632static long
5633s3_get_number (void)
1c0d3aa6 5634{
c3b7224a
NC		 5635 int negative = 0;
5636 long val = 0;
1c0d3aa6 5637
c3b7224a 5638 if (*input_line_pointer == '-')
1c0d3aa6 5639 {
c3b7224a
NC		 5640 ++input_line_pointer;
5641 negative = 1;
1c0d3aa6 5642 }
c3b7224a
NC		 5643 if (!ISDIGIT (*input_line_pointer))
5644 as_bad (_("expected simple number"));
5645 if (input_line_pointer[0] == '0')
1c0d3aa6 5646 {
c3b7224a 5647 if (input_line_pointer[1] == 'x')
1c0d3aa6 5648 {
c3b7224a
NC		 5649 input_line_pointer += 2;
5650 while (ISXDIGIT (*input_line_pointer))
1c0d3aa6 5651 {
c3b7224a
NC		 5652 val <<= 4;
5653 val |= hex_value (*input_line_pointer++);
1c0d3aa6 5654 }
c3b7224a 5655 return negative ? -val : val;
1c0d3aa6
NC		 5656 }
5657 else
5658 {
c3b7224a
NC		 5659 ++input_line_pointer;
5660 while (ISDIGIT (*input_line_pointer))
1c0d3aa6 5661 {
c3b7224a
NC		 5662 val <<= 3;
5663 val |= *input_line_pointer++ - '0';
1c0d3aa6 5664 }
c3b7224a 5665 return negative ? -val : val;
1c0d3aa6 5666 }
c3b7224a
NC		 5667 }
5668 if (!ISDIGIT (*input_line_pointer))
5669 {
5670 printf (_(" *input_line_pointer == '%c' 0x%02x\n"), *input_line_pointer, *input_line_pointer);
5671 as_warn (_("invalid number"));
5672 return -1;
5673 }
5674 while (ISDIGIT (*input_line_pointer))
5675 {
5676 val *= 10;
5677 val += *input_line_pointer++ - '0';
5678 }
5679 return negative ? -val : val;
5680}
5681
5682/* The .aent and .ent directives. */
5683static void
5684s3_s_score_ent (int aent)
5685{
5686 symbolS *symbolP;
5687 int maybe_text;
5688
5689 symbolP = s3_get_symbol ();
5690 if (*input_line_pointer == ',')
5691 ++input_line_pointer;
5692 SKIP_WHITESPACE ();
5693 if (ISDIGIT (*input_line_pointer) || *input_line_pointer == '-')
5694 s3_get_number ();
5695
5696#ifdef BFD_ASSEMBLER
5697 if ((bfd_get_section_flags (stdoutput, now_seg) & SEC_CODE) != 0)
5698 maybe_text = 1;
5699 else
5700 maybe_text = 0;
5701#else
5702 if (now_seg != data_section && now_seg != bss_section)
5703 maybe_text = 1;
5704 else
5705 maybe_text = 0;
5706#endif
5707 if (!maybe_text)
5708 as_warn (_(".ent or .aent not in text section."));
5709 if (!aent && s3_cur_proc_ptr)
5710 as_warn (_("missing .end"));
5711 if (!aent)
5712 {
5713 s3_cur_proc_ptr = &s3_cur_proc;
5714 s3_cur_proc_ptr->reg_mask = 0xdeadbeaf;
5715 s3_cur_proc_ptr->reg_offset = 0xdeadbeaf;
5716 s3_cur_proc_ptr->fpreg_mask = 0xdeafbeaf;
5717 s3_cur_proc_ptr->leaf = 0xdeafbeaf;
5718 s3_cur_proc_ptr->frame_offset = 0xdeafbeaf;
5719 s3_cur_proc_ptr->frame_reg = 0xdeafbeaf;
5720 s3_cur_proc_ptr->pc_reg = 0xdeafbeaf;
5721 s3_cur_proc_ptr->isym = symbolP;
5722 symbol_get_bfdsym (symbolP)->flags |= BSF_FUNCTION;
5723 ++s3_numprocs;
5724 if (debug_type == DEBUG_STABS)
5725 stabs_generate_asm_func (S_GET_NAME (symbolP), S_GET_NAME (symbolP));
5726 }
5727 demand_empty_rest_of_line ();
5728}
5729
5730static void
5731s3_s_score_frame (int ignore ATTRIBUTE_UNUSED)
5732{
5733 char *backupstr;
5734 char str[30];
5735 long val;
5736 int i = 0;
5737
5738 backupstr = input_line_pointer;
5739
5740#ifdef OBJ_ELF
5741 if (s3_cur_proc_ptr == (s3_procS *) NULL)
5742 {
5743 as_warn (_(".frame outside of .ent"));
5744 demand_empty_rest_of_line ();
5745 return;
5746 }
5747 s3_cur_proc_ptr->frame_reg = s3_reg_required_here ((&backupstr), 0, s3_REG_TYPE_SCORE);
5748 SKIP_WHITESPACE ();
5749 s3_skip_past_comma (&backupstr);
5750 while (*backupstr != ',')
5751 {
5752 str[i] = *backupstr;
5753 i++;
5754 backupstr++;
5755 }
5756 str[i] = '\0';
5757 val = atoi (str);
5758
5759 SKIP_WHITESPACE ();
5760 s3_skip_past_comma (&backupstr);
5761 s3_cur_proc_ptr->frame_offset = val;
5762 s3_cur_proc_ptr->pc_reg = s3_reg_required_here ((&backupstr), 0, s3_REG_TYPE_SCORE);
5763
5764 SKIP_WHITESPACE ();
5765 s3_skip_past_comma (&backupstr);
5766 i = 0;
5767 while (*backupstr != '\n')
5768 {
5769 str[i] = *backupstr;
5770 i++;
5771 backupstr++;
5772 }
5773 str[i] = '\0';
5774 val = atoi (str);
5775 s3_cur_proc_ptr->leaf = val;
5776 SKIP_WHITESPACE ();
5777 s3_skip_past_comma (&backupstr);
5778
5779#endif /* OBJ_ELF */
5780 while (input_line_pointer != backupstr)
5781 input_line_pointer++;
5782}
5783
5784/* The .end directive. */
5785static void
5786s3_s_score_end (int x ATTRIBUTE_UNUSED)
5787{
5788 symbolS *p;
5789 int maybe_text;
5790
5791 /* Generate a .pdr section. */
5792 segT saved_seg = now_seg;
5793 subsegT saved_subseg = now_subseg;
5794 valueT dot;
5795 expressionS exp;
5796 char *fragp;
5797
5798 if (!is_end_of_line[(unsigned char)*input_line_pointer])
5799 {
5800 p = s3_get_symbol ();
5801 demand_empty_rest_of_line ();
5802 }
5803 else
5804 p = NULL;
5805
5806#ifdef BFD_ASSEMBLER
5807 if ((bfd_get_section_flags (stdoutput, now_seg) & SEC_CODE) != 0)
5808 maybe_text = 1;
5809 else
5810 maybe_text = 0;
5811#else
5812 if (now_seg != data_section && now_seg != bss_section)
5813 maybe_text = 1;
5814 else
5815 maybe_text = 0;
5816#endif
5817
5818 if (!maybe_text)
5819 as_warn (_(".end not in text section"));
5820 if (!s3_cur_proc_ptr)
5821 {
5822 as_warn (_(".end directive without a preceding .ent directive."));
5823 demand_empty_rest_of_line ();
5824 return;
5825 }
5826 if (p != NULL)
5827 {
5828 assert (S_GET_NAME (p));
5829 if (strcmp (S_GET_NAME (p), S_GET_NAME (s3_cur_proc_ptr->isym)))
5830 as_warn (_(".end symbol does not match .ent symbol."));
5831 if (debug_type == DEBUG_STABS)
5832 stabs_generate_asm_endfunc (S_GET_NAME (p), S_GET_NAME (p));
5833 }
5834 else
5835 as_warn (_(".end directive missing or unknown symbol"));
5836
5837 if ((s3_cur_proc_ptr->reg_mask == 0xdeadbeaf) ||
5838 (s3_cur_proc_ptr->reg_offset == 0xdeadbeaf) ||
5839 (s3_cur_proc_ptr->leaf == 0xdeafbeaf) ||
5840 (s3_cur_proc_ptr->frame_offset == 0xdeafbeaf) ||
5841 (s3_cur_proc_ptr->frame_reg == 0xdeafbeaf) || (s3_cur_proc_ptr->pc_reg == 0xdeafbeaf));
5842
5843 else
5844 {
5845 dot = frag_now_fix ();
5846 assert (s3_pdr_seg);
5847 subseg_set (s3_pdr_seg, 0);
5848 /* Write the symbol. */
5849 exp.X_op = O_symbol;
5850 exp.X_add_symbol = p;
5851 exp.X_add_number = 0;
5852 emit_expr (&exp, 4);
5853 fragp = frag_more (7 * 4);
5854 md_number_to_chars (fragp, (valueT) s3_cur_proc_ptr->reg_mask, 4);
5855 md_number_to_chars (fragp + 4, (valueT) s3_cur_proc_ptr->reg_offset, 4);
5856 md_number_to_chars (fragp + 8, (valueT) s3_cur_proc_ptr->fpreg_mask, 4);
5857 md_number_to_chars (fragp + 12, (valueT) s3_cur_proc_ptr->leaf, 4);
5858 md_number_to_chars (fragp + 16, (valueT) s3_cur_proc_ptr->frame_offset, 4);
5859 md_number_to_chars (fragp + 20, (valueT) s3_cur_proc_ptr->frame_reg, 4);
5860 md_number_to_chars (fragp + 24, (valueT) s3_cur_proc_ptr->pc_reg, 4);
5861 subseg_set (saved_seg, saved_subseg);
5862
5863 }
5864 s3_cur_proc_ptr = NULL;
5865}
5866
5867/* Handle the .set pseudo-op. */
5868static void
5869s3_s_score_set (int x ATTRIBUTE_UNUSED)
5870{
5871 int i = 0;
5872 char name[s3_MAX_LITERAL_POOL_SIZE];
5873 char * orig_ilp = input_line_pointer;
5874
5875 while (!is_end_of_line[(unsigned char)*input_line_pointer])
5876 {
5877 name[i] = (char) * input_line_pointer;
5878 i++;
5879 ++input_line_pointer;
5880 }
5881
5882 name[i] = '\0';
5883
5884 if (strcmp (name, "nwarn") == 0)
5885 {
5886 s3_warn_fix_data_dependency = 0;
5887 }
5888 else if (strcmp (name, "fixdd") == 0)
5889 {
5890 s3_fix_data_dependency = 1;
5891 }
5892 else if (strcmp (name, "nofixdd") == 0)
5893 {
5894 s3_fix_data_dependency = 0;
5895 }
5896 else if (strcmp (name, "r1") == 0)
5897 {
5898 s3_nor1 = 0;
5899 }
5900 else if (strcmp (name, "nor1") == 0)
5901 {
5902 s3_nor1 = 1;
5903 }
5904 else if (strcmp (name, "optimize") == 0)
5905 {
5906 s3_g_opt = 1;
5907 }
5908 else if (strcmp (name, "volatile") == 0)
5909 {
5910 s3_g_opt = 0;
5911 }
5912 else if (strcmp (name, "pic") == 0)
5913 {
5914 s3_score_pic = s3_PIC;
5915 }
5916 else
5917 {
5918 input_line_pointer = orig_ilp;
5919 s_set (0);
5920 }
5921}
5922
5923/* Handle the .cpload pseudo-op. This is used when generating s3_PIC code. It sets the
5924 $gp register for the function based on the function address, which is in the register
5925 named in the argument. This uses a relocation against GP_DISP_LABEL, which is handled
5926 specially by the linker. The result is:
5927 ldis gp, %hi(GP_DISP_LABEL)
5928 ori gp, %low(GP_DISP_LABEL)
5929 add gp, gp, .cpload argument
5930 The .cpload argument is normally r29. */
5931static void
5932s3_s_score_cpload (int ignore ATTRIBUTE_UNUSED)
5933{
5934 int reg;
5935 char insn_str[s3_MAX_LITERAL_POOL_SIZE];
5936
5937 /* If we are not generating s3_PIC code, .cpload is ignored. */
5938 if (s3_score_pic == s3_NO_PIC)
5939 {
5940 s_ignore (0);
5941 return;
5942 }
5943
5944 if ((reg = s3_reg_required_here (&input_line_pointer, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
5945 return;
5946
5947 demand_empty_rest_of_line ();
5948
5949 sprintf (insn_str, "ld_i32hi r%d, %s", s3_GP, GP_DISP_LABEL);
5950 if (s3_append_insn (insn_str, TRUE) == (int) s3_FAIL)
5951 return;
5952
5953 sprintf (insn_str, "ld_i32lo r%d, %s", s3_GP, GP_DISP_LABEL);
5954 if (s3_append_insn (insn_str, TRUE) == (int) s3_FAIL)
5955 return;
5956
5957 sprintf (insn_str, "add r%d, r%d, r%d", s3_GP, s3_GP, reg);
5958 if (s3_append_insn (insn_str, TRUE) == (int) s3_FAIL)
5959 return;
5960}
5961
5962/* Handle the .cprestore pseudo-op. This stores $gp into a given
5963 offset from $sp. The offset is remembered, and after making a s3_PIC
5964 call $gp is restored from that location. */
5965static void
5966s3_s_score_cprestore (int ignore ATTRIBUTE_UNUSED)
5967{
5968 int reg;
5969 int cprestore_offset;
5970 char insn_str[s3_MAX_LITERAL_POOL_SIZE];
5971
5972 /* If we are not generating s3_PIC code, .cprestore is ignored. */
5973 if (s3_score_pic == s3_NO_PIC)
5974 {
5975 s_ignore (0);
5976 return;
5977 }
5978
5979 if ((reg = s3_reg_required_here (&input_line_pointer, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
5980 || s3_skip_past_comma (&input_line_pointer) == (int) s3_FAIL)
5981 {
5982 return;
5983 }
5984
5985 cprestore_offset = get_absolute_expression ();
5986
5987 if (cprestore_offset <= 0x3fff)
5988 {
5989 sprintf (insn_str, "sw r%d, [r%d, %d]", s3_GP, reg, cprestore_offset);
5990 if (s3_append_insn (insn_str, TRUE) == (int) s3_FAIL)
5991 return;
5992 }
5993 else
5994 {
5995 int r1_bak;
5996
5997 r1_bak = s3_nor1;
5998 s3_nor1 = 0;
5999
6000 sprintf (insn_str, "li r1, %d", cprestore_offset);
6001 if (s3_append_insn (insn_str, TRUE) == (int) s3_FAIL)
6002 return;
6003
6004 sprintf (insn_str, "add r1, r1, r%d", reg);
6005 if (s3_append_insn (insn_str, TRUE) == (int) s3_FAIL)
6006 return;
6007
6008 sprintf (insn_str, "sw r%d, [r1]", s3_GP);
6009 if (s3_append_insn (insn_str, TRUE) == (int) s3_FAIL)
6010 return;
6011
6012 s3_nor1 = r1_bak;
6013 }
6014
6015 demand_empty_rest_of_line ();
6016}
6017
6018/* Handle the .gpword pseudo-op. This is used when generating s3_PIC
6019 code. It generates a 32 bit s3_GP relative reloc. */
6020static void
6021s3_s_score_gpword (int ignore ATTRIBUTE_UNUSED)
6022{
6023 expressionS ex;
6024 char *p;
6025
6026 /* When not generating s3_PIC code, this is treated as .word. */
6027 if (s3_score_pic == s3_NO_PIC)
6028 {
6029 cons (4);
6030 return;
6031 }
6032 expression (&ex);
6033 if (ex.X_op != O_symbol || ex.X_add_number != 0)
6034 {
6035 as_bad (_("Unsupported use of .gpword"));
6036 ignore_rest_of_line ();
6037 }
6038 p = frag_more (4);
6039 s3_md_number_to_chars (p, (valueT) 0, 4);
6040 fix_new_exp (frag_now, p - frag_now->fr_literal, 4, &ex, FALSE, BFD_RELOC_GPREL32);
6041 demand_empty_rest_of_line ();
6042}
6043
6044/* Handle the .cpadd pseudo-op. This is used when dealing with switch
6045 tables in s3_PIC code. */
6046static void
6047s3_s_score_cpadd (int ignore ATTRIBUTE_UNUSED)
6048{
6049 int reg;
6050 char insn_str[s3_MAX_LITERAL_POOL_SIZE];
6051
6052 /* If we are not generating s3_PIC code, .cpload is ignored. */
6053 if (s3_score_pic == s3_NO_PIC)
6054 {
6055 s_ignore (0);
6056 return;
6057 }
6058
6059 if ((reg = s3_reg_required_here (&input_line_pointer, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
6060 {
6061 return;
6062 }
6063 demand_empty_rest_of_line ();
6064
6065 /* Add $gp to the register named as an argument. */
6066 sprintf (insn_str, "add r%d, r%d, r%d", reg, reg, s3_GP);
6067 if (s3_append_insn (insn_str, TRUE) == (int) s3_FAIL)
6068 return;
6069}
6070
6071#ifndef TC_IMPLICIT_LCOMM_ALIGNMENT
6072#define TC_IMPLICIT_LCOMM_ALIGNMENT(SIZE, P2VAR) \
6073 do \
6074 { \
6075 if ((SIZE) >= 8) \
6076 (P2VAR) = 3; \
6077 else if ((SIZE) >= 4) \
6078 (P2VAR) = 2; \
6079 else if ((SIZE) >= 2) \
6080 (P2VAR) = 1; \
6081 else \
6082 (P2VAR) = 0; \
6083 } \
6084 while (0)
6085#endif
1c0d3aa6 6086
c3b7224a
NC		 6087static void
6088s3_s_score_lcomm (int bytes_p)
6089{
6090 char *name;
6091 char c;
6092 char *p;
6093 int temp;
6094 symbolS *symbolP;
6095 segT current_seg = now_seg;
6096 subsegT current_subseg = now_subseg;
6097 const int max_alignment = 15;
6098 int align = 0;
6099 segT bss_seg = bss_section;
6100 int needs_align = 0;
6101
6102 name = input_line_pointer;
6103 c = get_symbol_end ();
6104 p = input_line_pointer;
6105 *p = c;
6106
6107 if (name == p)
6108 {
6109 as_bad (_("expected symbol name"));
6110 discard_rest_of_line ();
6111 return;
6112 }
6113
6114 SKIP_WHITESPACE ();
6115
6116 /* Accept an optional comma after the name. The comma used to be
6117 required, but Irix 5 cc does not generate it. */
6118 if (*input_line_pointer == ',')
6119 {
6120 ++input_line_pointer;
6121 SKIP_WHITESPACE ();
6122 }
6123
6124 if (is_end_of_line[(unsigned char)*input_line_pointer])
6125 {
6126 as_bad (_("missing size expression"));
6127 return;
6128 }
6129
6130 if ((temp = get_absolute_expression ()) < 0)
6131 {
6132 as_warn (_("BSS length (%d) < 0 ignored"), temp);
6133 ignore_rest_of_line ();
6134 return;
6135 }
6136
6137#if defined (TC_SCORE)
6138 if (OUTPUT_FLAVOR == bfd_target_ecoff_flavour || OUTPUT_FLAVOR == bfd_target_elf_flavour)
6139 {
6140 /* For Score and Alpha ECOFF or ELF, small objects are put in .sbss. */
6141 if ((unsigned)temp <= bfd_get_gp_size (stdoutput))
1c0d3aa6 6142 {
c3b7224a
NC		 6143 bss_seg = subseg_new (".sbss", 1);
6144 seg_info (bss_seg)->bss = 1;
6145#ifdef BFD_ASSEMBLER
6146 if (!bfd_set_section_flags (stdoutput, bss_seg, SEC_ALLOC))
6147 as_warn (_("error setting flags for \".sbss\": %s"), bfd_errmsg (bfd_get_error ()));
6148#endif
1c0d3aa6 6149 }
c3b7224a 6150 }
1c0d3aa6 6151#endif
1c0d3aa6 6152
c3b7224a
NC		 6153 SKIP_WHITESPACE ();
6154 if (*input_line_pointer == ',')
6155 {
6156 ++input_line_pointer;
6157 SKIP_WHITESPACE ();
6158
6159 if (is_end_of_line[(unsigned char)*input_line_pointer])
1c0d3aa6 6160 {
c3b7224a
NC		 6161 as_bad (_("missing alignment"));
6162 return;
1c0d3aa6 6163 }
1c0d3aa6
NC		 6164 else
6165 {
c3b7224a
NC		 6166 align = get_absolute_expression ();
6167 needs_align = 1;
1c0d3aa6 6168 }
1c0d3aa6 6169 }
1c0d3aa6 6170
c3b7224a
NC		 6171 if (!needs_align)
6172 {
6173 TC_IMPLICIT_LCOMM_ALIGNMENT (temp, align);
1c0d3aa6 6174
c3b7224a
NC		 6175 /* Still zero unless TC_IMPLICIT_LCOMM_ALIGNMENT set it. */
6176 if (align)
6177 record_alignment (bss_seg, align);
6178 }
1c0d3aa6 6179
c3b7224a
NC		 6180 if (needs_align)
6181 {
6182 if (bytes_p)
6183 {
6184 /* Convert to a power of 2. */
6185 if (align != 0)
6186 {
6187 unsigned int i;
1c0d3aa6 6188
c3b7224a
NC		 6189 for (i = 0; align != 0; align >>= 1, ++i)
6190 ;
6191 align = i - 1;
6192 }
6193 }
6194
6195 if (align > max_alignment)
6196 {
6197 align = max_alignment;
6198 as_warn (_("alignment too large; %d assumed"), align);
6199 }
6200 else if (align < 0)
6201 {
6202 align = 0;
6203 as_warn (_("alignment negative; 0 assumed"));
6204 }
6205
6206 record_alignment (bss_seg, align);
6207 }
6208 else
1c0d3aa6 6209 {
c3b7224a
NC		 6210 /* Assume some objects may require alignment on some systems. */
6211#if defined (TC_ALPHA) && ! defined (VMS)
6212 if (temp > 1)
6213 {
6214 align = ffs (temp) - 1;
6215 if (temp % (1 << align))
6216 abort ();
6217 }
6218#endif
6219 }
1c0d3aa6 6220
c3b7224a
NC		 6221 *p = 0;
6222 symbolP = symbol_find_or_make (name);
6223 *p = c;
1c0d3aa6 6224
c3b7224a
NC		 6225 if (
6226#if (defined (OBJ_AOUT) || defined (OBJ_MAYBE_AOUT) \
6227 || defined (OBJ_BOUT) || defined (OBJ_MAYBE_BOUT))
6228#ifdef BFD_ASSEMBLER
6229 (OUTPUT_FLAVOR != bfd_target_aout_flavour
6230 || (S_GET_OTHER (symbolP) == 0 && S_GET_DESC (symbolP) == 0)) &&
6231#else
6232 (S_GET_OTHER (symbolP) == 0 && S_GET_DESC (symbolP) == 0) &&
6233#endif
6234#endif
6235 (S_GET_SEGMENT (symbolP) == bss_seg || (!S_IS_DEFINED (symbolP) && S_GET_VALUE (symbolP) == 0)))
6236 {
6237 char *pfrag;
1c0d3aa6 6238
c3b7224a 6239 subseg_set (bss_seg, 1);
1c0d3aa6 6240
c3b7224a
NC		 6241 if (align)
6242 frag_align (align, 0, 0);
1c0d3aa6 6243
c3b7224a
NC		 6244 /* Detach from old frag. */
6245 if (S_GET_SEGMENT (symbolP) == bss_seg)
6246 symbol_get_frag (symbolP)->fr_symbol = NULL;
1c0d3aa6 6247
c3b7224a
NC		 6248 symbol_set_frag (symbolP, frag_now);
6249 pfrag = frag_var (rs_org, 1, 1, (relax_substateT) 0, symbolP, (offsetT) temp, NULL);
6250 *pfrag = 0;
1c0d3aa6 6251
c3b7224a
NC		 6252
6253 S_SET_SEGMENT (symbolP, bss_seg);
6254
6255#ifdef OBJ_COFF
6256 /* The symbol may already have been created with a preceding
6257 ".globl" directive -- be careful not to step on storage class
6258 in that case. Otherwise, set it to static. */
6259 if (S_GET_STORAGE_CLASS (symbolP) != C_EXT)
1c0d3aa6 6260 {
c3b7224a 6261 S_SET_STORAGE_CLASS (symbolP, C_STAT);
1c0d3aa6 6262 }
c3b7224a
NC		 6263#endif /* OBJ_COFF */
6264
6265#ifdef S_SET_SIZE
6266 S_SET_SIZE (symbolP, temp);
6267#endif
1c0d3aa6 6268 }
c3b7224a
NC		 6269 else
6270 as_bad (_("symbol `%s' is already defined"), S_GET_NAME (symbolP));
1c0d3aa6 6271
c3b7224a
NC		 6272 subseg_set (current_seg, current_subseg);
6273
6274 demand_empty_rest_of_line ();
6275}
6276
6277static void
6278s3_insert_reg (const struct s3_reg_entry *r, struct hash_control *htab)
6279{
6280 int i = 0;
6281 int len = strlen (r->name) + 2;
6282 char *buf = xmalloc (len);
6283 char *buf2 = xmalloc (len);
6284
6285 strcpy (buf + i, r->name);
6286 for (i = 0; buf[i]; i++)
1c0d3aa6 6287 {
c3b7224a 6288 buf2[i] = TOUPPER (buf[i]);
1c0d3aa6 6289 }
c3b7224a 6290 buf2[i] = '\0';
1c0d3aa6 6291
c3b7224a
NC		 6292 hash_insert (htab, buf, (void *) r);
6293 hash_insert (htab, buf2, (void *) r);
1c0d3aa6
NC		 6294}
6295
c3b7224a
NC		 6296static void
6297s3_build_reg_hsh (struct s3_reg_map *map)
1c0d3aa6 6298{
c3b7224a
NC		 6299 const struct s3_reg_entry *r;
6300
6301 if ((map->htab = hash_new ()) == NULL)
1c0d3aa6 6302 {
c3b7224a 6303 as_fatal (_("virtual memory exhausted"));
1c0d3aa6 6304 }
c3b7224a 6305 for (r = map->names; r->name != NULL; r++)
1c0d3aa6 6306 {
c3b7224a 6307 s3_insert_reg (r, map->htab);
1c0d3aa6
NC		 6308 }
6309}
6310
c3b7224a 6311/* Iterate over the base tables to create the instruction patterns. */
1c0d3aa6 6312static void
c3b7224a 6313s3_build_score_ops_hsh (void)
1c0d3aa6 6314{
c3b7224a
NC		 6315 unsigned int i;
6316 static struct obstack insn_obstack;
1c0d3aa6 6317
c3b7224a
NC		 6318 obstack_begin (&insn_obstack, 4000);
6319 for (i = 0; i < sizeof (s3_score_insns) / sizeof (struct s3_asm_opcode); i++)
6320 {
6321 const struct s3_asm_opcode *insn = s3_score_insns + i;
6322 unsigned len = strlen (insn->template);
6323 struct s3_asm_opcode *new;
6324 char *template;
6325 new = obstack_alloc (&insn_obstack, sizeof (struct s3_asm_opcode));
6326 template = obstack_alloc (&insn_obstack, len + 1);
1c0d3aa6 6327
c3b7224a
NC		 6328 strcpy (template, insn->template);
6329 new->template = template;
6330 new->parms = insn->parms;
6331 new->value = insn->value;
6332 new->relax_value = insn->relax_value;
6333 new->type = insn->type;
6334 new->bitmask = insn->bitmask;
6335 hash_insert (s3_score_ops_hsh, new->template, (void *) new);
6336 }
6337}
1c0d3aa6 6338
c3b7224a
NC		 6339static void
6340s3_build_dependency_insn_hsh (void)
6341{
6342 unsigned int i;
6343 static struct obstack dependency_obstack;
1c0d3aa6 6344
c3b7224a
NC		 6345 obstack_begin (&dependency_obstack, 4000);
6346 for (i = 0; i < sizeof (s3_insn_to_dependency_table) / sizeof (s3_insn_to_dependency_table[0]); i++)
6347 {
6348 const struct s3_insn_to_dependency *tmp = s3_insn_to_dependency_table + i;
6349 unsigned len = strlen (tmp->insn_name);
6350 struct s3_insn_to_dependency *new;
1c0d3aa6 6351
c3b7224a
NC		 6352 new = obstack_alloc (&dependency_obstack, sizeof (struct s3_insn_to_dependency));
6353 new->insn_name = obstack_alloc (&dependency_obstack, len + 1);
1c0d3aa6 6354
c3b7224a
NC		 6355 strcpy (new->insn_name, tmp->insn_name);
6356 new->type = tmp->type;
6357 hash_insert (s3_dependency_insn_hsh, new->insn_name, (void *) new);
1c0d3aa6 6358 }
c3b7224a 6359}
1c0d3aa6 6360
c3b7224a
NC		 6361static void
6362s_score_bss (int ignore ATTRIBUTE_UNUSED)
6363{
6364 if (score3)
6365 return s3_s_score_bss (ignore);
6366 else
6367 return s7_s_score_bss (ignore);
1c0d3aa6
NC		 6368}
6369
c3b7224a
NC		 6370static void
6371s_score_text (int ignore)
1c0d3aa6 6372{
c3b7224a
NC		 6373 if (score3)
6374 return s3_s_score_text (ignore);
6375 else
6376 return s7_s_score_text (ignore);
6377}
6378
6379static void
6380s_section (int ignore)
6381{
6382 if (score3)
6383 return s3_score_s_section (ignore);
6384 else
6385 return s7_s_section (ignore);
6386}
1c0d3aa6 6387
c3b7224a
NC		 6388static void
6389s_change_sec (int sec)
6390{
6391 if (score3)
6392 return s3_s_change_sec (sec);
1c0d3aa6 6393 else
c3b7224a
NC		 6394 return s7_s_change_sec (sec);
6395}
1c0d3aa6 6396
c3b7224a
NC		 6397static void
6398s_score_mask (int reg_type ATTRIBUTE_UNUSED)
6399{
6400 if (score3)
6401 return s3_s_score_mask (reg_type);
6402 else
6403 return s7_s_score_mask (reg_type);
1c0d3aa6
NC		 6404}
6405
c3b7224a
NC		 6406static void
6407s_score_ent (int aent)
1c0d3aa6 6408{
c3b7224a
NC		 6409 if (score3)
6410 return s3_s_score_ent (aent);
6411 else
6412 return s7_s_score_ent (aent);
1c0d3aa6
NC		 6413}
6414
c3b7224a
NC		 6415static void
6416s_score_frame (int ignore ATTRIBUTE_UNUSED)
6417{
6418 if (score3)
6419 return s3_s_score_frame (ignore);
6420 else
6421 return s7_s_score_frame (ignore);
6422}
1c0d3aa6 6423
c3b7224a
NC		 6424static void
6425s_score_end (int x ATTRIBUTE_UNUSED)
6426{
6427 if (score3)
6428 return s3_s_score_end (x);
6429 else
6430 return s7_s_score_end (x);
6431}
1c0d3aa6 6432
c3b7224a
NC		 6433static void
6434s_score_set (int x ATTRIBUTE_UNUSED)
1c0d3aa6 6435{
c3b7224a
NC		 6436 if (score3)
6437 return s3_s_score_set (x);
6438 else
6439 return s7_s_score_set (x);
6440}
1c0d3aa6 6441
c3b7224a
NC		 6442static void
6443s_score_cpload (int ignore ATTRIBUTE_UNUSED)
6444{
6445 if (score3)
6446 return s3_s_score_cpload (ignore);
6447 else
6448 return s7_s_score_cpload (ignore);
6449}
1c0d3aa6 6450
c3b7224a
NC		 6451static void
6452s_score_cprestore (int ignore ATTRIBUTE_UNUSED)
1c0d3aa6 6453{
c3b7224a
NC		 6454 if (score3)
6455 return s3_s_score_cprestore (ignore);
6456 else
6457 return s7_s_score_cprestore (ignore);
6458}
6459
6460static void
6461s_score_gpword (int ignore ATTRIBUTE_UNUSED)
6462{
6463 if (score3)
6464 return s3_s_score_gpword (ignore);
6465 else
6466 return s7_s_score_gpword (ignore);
1c0d3aa6
NC		 6467}
6468
c3b7224a
NC		 6469static void
6470s_score_cpadd (int ignore ATTRIBUTE_UNUSED)
1c0d3aa6 6471{
c3b7224a
NC		 6472 if (score3)
6473 return s3_s_score_cpadd (ignore);
6474 else
6475 return s7_s_score_cpadd (ignore);
6476}
1c0d3aa6 6477
c3b7224a
NC		 6478static void
6479s_score_lcomm (int bytes_p)
6480{
6481 if (score3)
6482 return s3_s_score_lcomm (bytes_p);
6483 else
6484 return s7_s_score_lcomm (bytes_p);
1c0d3aa6
NC		 6485}
6486
c3b7224a
NC		 6487static void
6488s3_assemble (char *str)
6489{
6490 know (str);
6491 know (strlen (str) < s3_MAX_LITERAL_POOL_SIZE);
6492
6493 memset (&s3_inst, '\0', sizeof (s3_inst));
6494 if (s3_INSN_IS_PCE_P (str))
6495 s3_parse_pce_inst (str);
6496 else if (s3_INSN_IS_48_P (str))
6497 s3_parse_48_inst (str, TRUE);
6498 else
6499 s3_parse_16_32_inst (str, TRUE);
1c0d3aa6 6500
c3b7224a
NC		 6501 if (s3_inst.error)
6502 as_bad (_("%s -- `%s'"), s3_inst.error, s3_inst.str);
6503}
1c0d3aa6 6504
1c0d3aa6 6505static void
c3b7224a 6506s3_operand (expressionS * expr)
1c0d3aa6 6507{
c3b7224a
NC		 6508 if (s3_in_my_get_expression)
6509 {
6510 expr->X_op = O_illegal;
6511 if (s3_inst.error == NULL)
6512 {
6513 s3_inst.error = _("bad expression");
6514 }
6515 }
1c0d3aa6
NC		 6516}
6517
6518static void
c3b7224a 6519s3_begin (void)
1c0d3aa6 6520{
c3b7224a
NC		 6521 unsigned int i;
6522 segT seg;
6523 subsegT subseg;
6524
6525 if ((s3_score_ops_hsh = hash_new ()) == NULL)
6526 as_fatal (_("virtual memory exhausted"));
6527
6528 s3_build_score_ops_hsh ();
6529
6530 if ((s3_dependency_insn_hsh = hash_new ()) == NULL)
6531 as_fatal (_("virtual memory exhausted"));
6532
6533 s3_build_dependency_insn_hsh ();
6534
6535 for (i = (int)s3_REG_TYPE_FIRST; i < (int)s3_REG_TYPE_MAX; i++)
6536 s3_build_reg_hsh (s3_all_reg_maps + i);
6537
6538 /* Initialize dependency vector. */
6539 s3_init_dependency_vector ();
6540
6541 bfd_set_arch_mach (stdoutput, TARGET_ARCH, 0);
6542 seg = now_seg;
6543 subseg = now_subseg;
6544 s3_pdr_seg = subseg_new (".pdr", (subsegT) 0);
6545 (void)bfd_set_section_flags (stdoutput, s3_pdr_seg, SEC_READONLY | SEC_RELOC | SEC_DEBUGGING);
6546 (void)bfd_set_section_alignment (stdoutput, s3_pdr_seg, 2);
6547 subseg_set (seg, subseg);
6548
6549 if (s3_USE_GLOBAL_POINTER_OPT)
6550 bfd_set_gp_size (stdoutput, s3_g_switch_value);
1c0d3aa6
NC		 6551}
6552
6553static void
c3b7224a 6554s3_number_to_chars (char *buf, valueT val, int n)
1c0d3aa6 6555{
c3b7224a
NC		 6556 if (target_big_endian)
6557 number_to_chars_bigendian (buf, val, n);
6558 else
6559 number_to_chars_littleendian (buf, val, n);
6560}
6561
6562static valueT
6563s3_normal_chars_to_number (char *buf, int n)
6564{
6565 valueT result = 0;
6566 unsigned char *where = (unsigned char *)buf;
6567
6568 if (target_big_endian)
6569 {
6570 while (n--)
6571 {
6572 result <<= 8;
6573 result |= (*where++ & 255);
6574 }
6575 }
6576 else
6577 {
6578 while (n--)
6579 {
6580 result <<= 8;
6581 result |= (where[n] & 255);
6582 }
6583 }
1c0d3aa6 6584
c3b7224a 6585 return result;
1c0d3aa6
NC		 6586}
6587
6588static void
c3b7224a 6589s3_number_to_chars_littleendian (void *p, valueT data, int n)
1c0d3aa6 6590{
c3b7224a 6591 char *buf = (char *) p;
1c0d3aa6 6592
c3b7224a 6593 switch (n)
1c0d3aa6 6594 {
c3b7224a
NC		 6595 case 4:
6596 md_number_to_chars (buf, data >> 16, 2);
6597 md_number_to_chars (buf + 2, data, 2);
1c0d3aa6 6598 break;
c3b7224a
NC		 6599 case 6:
6600 md_number_to_chars (buf, data >> 32, 2);
6601 md_number_to_chars (buf + 2, data >> 16, 2);
6602 md_number_to_chars (buf + 4, data, 2);
6603 break;
6604 default:
6605 /* Error routine. */
6606 as_bad_where (__FILE__, __LINE__, _("size is not 4 or 6"));
1c0d3aa6
NC		 6607 break;
6608 }
6609}
6610
c3b7224a
NC		 6611static valueT
6612s3_chars_to_number_littleendian (const void *p, int n)
1c0d3aa6 6613{
c3b7224a
NC		 6614 char *buf = (char *) p;
6615 valueT result = 0;
1c0d3aa6 6616
c3b7224a 6617 switch (n)
1c0d3aa6 6618 {
c3b7224a
NC		 6619 case 4:
6620 result = s3_normal_chars_to_number (buf, 2) << 16;
6621 result |= s3_normal_chars_to_number (buf + 2, 2);
6622 break;
6623 case 6:
6624 result = s3_normal_chars_to_number (buf, 2) << 32;
6625 result |= s3_normal_chars_to_number (buf + 2, 2) << 16;
6626 result |= s3_normal_chars_to_number (buf + 4, 2);
6627 break;
6628 default:
6629 /* Error routine. */
6630 as_bad_where (__FILE__, __LINE__, _("size is not 4 or 6"));
6631 break;
1c0d3aa6 6632 }
c3b7224a
NC		 6633
6634 return result;
1c0d3aa6
NC		 6635}
6636
c3b7224a
NC		 6637static void
6638s3_md_number_to_chars (char *buf, valueT val, int n)
1c0d3aa6 6639{
c3b7224a
NC		 6640 if (!target_big_endian && n >= 4)
6641 s3_number_to_chars_littleendian (buf, val, n);
6642 else
6643 md_number_to_chars (buf, val, n);
6644}
1c0d3aa6 6645
c3b7224a
NC		 6646static valueT
6647s3_md_chars_to_number (char *buf, int n)
6648{
6649 valueT result = 0;
6650
6651 if (!target_big_endian && n >= 4)
6652 result = s3_chars_to_number_littleendian (buf, n);
6653 else
6654 result = s3_normal_chars_to_number (buf, n);
6655
6656 return result;
1c0d3aa6
NC		 6657}
6658
c3b7224a
NC		 6659static char *
6660s3_atof (int type, char *litP, int *sizeP)
1c0d3aa6 6661{
c3b7224a
NC		 6662 int prec;
6663 LITTLENUM_TYPE words[s3_MAX_LITTLENUMS];
6664 char *t;
6665 int i;
1c0d3aa6 6666
c3b7224a 6667 switch (type)
1c0d3aa6 6668 {
c3b7224a
NC		 6669 case 'f':
6670 case 'F':
6671 case 's':
6672 case 'S':
6673 prec = 2;
6674 break;
6675 case 'd':
6676 case 'D':
6677 case 'r':
6678 case 'R':
6679 prec = 4;
6680 break;
6681 case 'x':
6682 case 'X':
6683 case 'p':
6684 case 'P':
6685 prec = 6;
6686 break;
6687 default:
6688 *sizeP = 0;
6689 return _("bad call to MD_ATOF()");
1c0d3aa6 6690 }
c3b7224a
NC		 6691
6692 t = atof_ieee (input_line_pointer, type, words);
6693 if (t)
6694 input_line_pointer = t;
6695 *sizeP = prec * 2;
6696
6697 if (target_big_endian)
1c0d3aa6 6698 {
c3b7224a 6699 for (i = 0; i < prec; i++)
1c0d3aa6 6700 {
c3b7224a
NC		 6701 s3_md_number_to_chars (litP, (valueT) words[i], 2);
6702 litP += 2;
1c0d3aa6
NC		 6703 }
6704 }
c3b7224a 6705 else
1c0d3aa6 6706 {
c3b7224a
NC		 6707 for (i = 0; i < prec; i += 2)
6708 {
6709 s3_md_number_to_chars (litP, (valueT) words[i + 1], 2);
6710 s3_md_number_to_chars (litP + 2, (valueT) words[i], 2);
6711 litP += 4;
6712 }
1c0d3aa6 6713 }
c3b7224a
NC		 6714
6715 return 0;
1c0d3aa6
NC		 6716}
6717
c3b7224a
NC		 6718static void
6719s3_frag_check (fragS * fragp ATTRIBUTE_UNUSED)
6720{
6721 know (fragp->insn_addr <= s3_RELAX_PAD_BYTE);
6722}
1c0d3aa6
NC		 6723
6724static void
c3b7224a 6725s3_validate_fix (fixS *fixP)
1c0d3aa6 6726{
c3b7224a
NC		 6727 fixP->fx_where += fixP->fx_frag->insn_addr;
6728}
1c0d3aa6 6729
c3b7224a
NC		 6730static int
6731s3_force_relocation (struct fix *fixp)
6732{
6733 int retval = 0;
1c0d3aa6 6734
c3b7224a
NC		 6735 if (fixp->fx_r_type == BFD_RELOC_VTABLE_INHERIT
6736 || fixp->fx_r_type == BFD_RELOC_VTABLE_ENTRY
6737 || fixp->fx_r_type == BFD_RELOC_SCORE_JMP
6738 || fixp->fx_r_type == BFD_RELOC_SCORE_BRANCH
6739 || fixp->fx_r_type == BFD_RELOC_SCORE16_JMP
6740 || fixp->fx_r_type == BFD_RELOC_SCORE16_BRANCH
6741 || fixp->fx_r_type == BFD_RELOC_SCORE_BCMP)
1c0d3aa6 6742 {
c3b7224a 6743 retval = 1;
1c0d3aa6 6744 }
c3b7224a 6745 return retval;
1c0d3aa6
NC		 6746}
6747
c3b7224a
NC		 6748static bfd_boolean
6749s3_fix_adjustable (fixS * fixP)
1c0d3aa6 6750{
c3b7224a 6751 if (fixP->fx_addsy == NULL)
1c0d3aa6 6752 {
c3b7224a 6753 return 1;
1c0d3aa6 6754 }
c3b7224a
NC		 6755 else if (OUTPUT_FLAVOR == bfd_target_elf_flavour
6756 && (S_IS_EXTERNAL (fixP->fx_addsy) || S_IS_WEAK (fixP->fx_addsy)))
1c0d3aa6 6757 {
c3b7224a 6758 return 0;
1c0d3aa6 6759 }
c3b7224a
NC		 6760 else if (fixP->fx_r_type == BFD_RELOC_VTABLE_INHERIT
6761 || fixP->fx_r_type == BFD_RELOC_VTABLE_ENTRY
6762 || fixP->fx_r_type == BFD_RELOC_SCORE_JMP
6763 || fixP->fx_r_type == BFD_RELOC_SCORE16_JMP)
1c0d3aa6 6764 {
c3b7224a 6765 return 0;
1c0d3aa6 6766 }
1c0d3aa6 6767
c3b7224a 6768 return 1;
1c0d3aa6
NC		 6769}
6770
1c0d3aa6 6771static void
c3b7224a 6772s3_elf_final_processing (void)
1c0d3aa6 6773{
c3b7224a 6774 unsigned long val = 0;
1c0d3aa6 6775
c3b7224a
NC		 6776 if (score3)
6777 val = E_SCORE_MACH_SCORE3;
6778 else if (score7)
6779 val = E_SCORE_MACH_SCORE7;
1c0d3aa6 6780
c3b7224a
NC		 6781 elf_elfheader (stdoutput)->e_machine = EM_SCORE;
6782 elf_elfheader (stdoutput)->e_flags &= ~EF_SCORE_MACH;
6783 elf_elfheader (stdoutput)->e_flags |= val;
1c0d3aa6 6784
c3b7224a 6785 if (s3_fix_data_dependency == 1)
1c0d3aa6 6786 {
c3b7224a 6787 elf_elfheader (stdoutput)->e_flags |= EF_SCORE_FIXDEP;
1c0d3aa6 6788 }
c3b7224a 6789 if (s3_score_pic == s3_PIC)
1c0d3aa6 6790 {
c3b7224a 6791 elf_elfheader (stdoutput)->e_flags |= EF_SCORE_PIC;
1c0d3aa6 6792 }
c3b7224a 6793}
1c0d3aa6 6794
c3b7224a
NC		 6795static int
6796s3_judge_size_before_relax (fragS * fragp, asection *sec)
6797{
6798 int change = 0;
1c0d3aa6 6799
c3b7224a
NC		 6800 if (s3_score_pic == s3_NO_PIC)
6801 change = s3_nopic_need_relax (fragp->fr_symbol, 0);
1c0d3aa6 6802 else
c3b7224a 6803 change = s3_pic_need_relax (fragp->fr_symbol, sec);
1c0d3aa6 6804
c3b7224a
NC		 6805 if (change == 1)
6806 {
6807 /* Only at the first time determining whether s3_GP instruction relax should be done,
6808 return the difference between insntruction size and instruction relax size. */
6809 if (fragp->fr_opcode == NULL)
6810 {
6811 fragp->fr_fix = s3_RELAX_NEW (fragp->fr_subtype);
6812 fragp->fr_opcode = fragp->fr_literal + s3_RELAX_RELOC1 (fragp->fr_subtype);
6813 return s3_RELAX_NEW (fragp->fr_subtype) - s3_RELAX_OLD (fragp->fr_subtype);
6814 }
1c0d3aa6 6815 }
c3b7224a
NC		 6816
6817 return 0;
1c0d3aa6
NC		 6818}
6819
c3b7224a
NC		 6820static int
6821s3_estimate_size_before_relax (fragS * fragp, asection * sec ATTRIBUTE_UNUSED)
1c0d3aa6 6822{
c3b7224a
NC		 6823 if ((s3_RELAX_TYPE (fragp->fr_subtype) == Insn_GP)
6824 || (s3_RELAX_TYPE (fragp->fr_subtype) == Insn_PIC))
6825 return s3_judge_size_before_relax (fragp, sec);
1c0d3aa6 6826
c3b7224a
NC		 6827 return 0;
6828}
1c0d3aa6 6829
c3b7224a
NC		 6830static int
6831s3_relax_branch_inst32 (fragS * fragp)
6832{
6833 fragp->fr_opcode = NULL;
6834 return 0;
6835}
1c0d3aa6 6836
c3b7224a
NC		 6837static int
6838s3_relax_branch_inst16 (fragS * fragp)
6839{
6840 int relaxable_p = 0;
6841 int frag_addr = fragp->fr_address + fragp->insn_addr;
6842 addressT symbol_address = 0;
6843 symbolS *s;
6844 offsetT offset;
6845 long value;
6846 unsigned long inst_value;
6847
6848 relaxable_p = s3_RELAX_OPT (fragp->fr_subtype);
6849
6850 s = fragp->fr_symbol;
6851 if (s == NULL)
6852 frag_addr = 0;
6853 else
1c0d3aa6 6854 {
c3b7224a
NC		 6855 if (s->bsym != 0)
6856 symbol_address = (addressT) s->sy_frag->fr_address;
1c0d3aa6 6857 }
c3b7224a
NC		 6858
6859 inst_value = s3_md_chars_to_number (fragp->fr_literal, s3_INSN16_SIZE);
6860 offset = (inst_value & 0x1ff) << 1;
6861 if ((offset & 0x200) == 0x200)
6862 offset |= 0xfffffc00;
6863
6864 value = offset + symbol_address - frag_addr;
6865
6866 if (relaxable_p
6867 && (!((value & 0xfffffe00) == 0 || (value & 0xfffffe00) == 0xfffffe00))
6868 && fragp->fr_fix == 2
6869 && (s->bsym != NULL)
6870 && (S_IS_DEFINED (s)
6871 && !S_IS_COMMON (s)
6872 && !S_IS_EXTERNAL (s)))
1c0d3aa6 6873 {
c3b7224a
NC		 6874 /* Relax branch 32 to branch 16. */
6875 fragp->fr_opcode = fragp->fr_literal + s3_RELAX_RELOC1 (fragp->fr_subtype);
6876 fragp->fr_fix = 4;
6877 return 2;
1c0d3aa6 6878 }
c3b7224a
NC		 6879 else
6880 return 0;
6881}
6882
6883static int
6884s3_relax_cmpbranch_inst32 (fragS * fragp)
6885{
6886 int relaxable_p = 0;
6887 symbolS *s;
6888 /* For sign bit. */
6889 long offset;
6890 long frag_addr = fragp->fr_address + fragp->insn_addr;
6891 long symbol_address = 0;
6892 long value;
6893 unsigned long inst_value;
6894
6895 relaxable_p = s3_RELAX_OPT (fragp->fr_subtype);
6896
6897 s = fragp->fr_symbol;
6898 if (s == NULL)
6899 frag_addr = 0;
6900 else
1c0d3aa6 6901 {
c3b7224a
NC		 6902 if (s->bsym != 0)
6903 symbol_address = (addressT) s->sy_frag->fr_address;
6904 }
6905
6906 inst_value = s3_md_chars_to_number (fragp->fr_literal, s3_INSN_SIZE);
6907 offset = (inst_value & 0x1)
6908 | (((inst_value >> 7) & 0x7) << 1)
6909 | (((inst_value >> 21) & 0x1f) << 4);
6910 offset <<= 1;
6911 if ((offset & 0x200) == 0x200)
6912 offset |= 0xfffffe00;
6913
6914 value = offset + symbol_address - frag_addr;
6915 /* change the order of judging rule is because
6916 1.not defined symbol or common sysbol or external symbol will change
6917 bcmp to cmp!+beq/bne ,here need to record fragp->fr_opcode
6918 2.if the flow is as before : it will results to recursive loop
6919 */
6920 if (fragp->fr_fix == 6)
6921 {
6922 /* Have already relaxed! Just return 0 to terminate the loop. */
6923 return 0;
1c0d3aa6 6924 }
c3b7224a
NC		 6925 /* need to translate when extern or not defind or common sysbol */
6926 else if ((relaxable_p
6927 && (!((value & 0xfffffe00) == 0 || (value & 0xfffffe00) == 0xfffffe00))
6928 && fragp->fr_fix == 4
6929 && (s->bsym != NULL))
6930 || !S_IS_DEFINED (s)
6931 ||S_IS_COMMON (s)
6932 ||S_IS_EXTERNAL (s))
1c0d3aa6 6933 {
c3b7224a
NC		 6934 fragp->fr_opcode = fragp->fr_literal + s3_RELAX_RELOC1 (fragp->fr_subtype);
6935 fragp->fr_fix = 6;
6936 return 2;
1c0d3aa6 6937 }
c3b7224a 6938
1c0d3aa6 6939 else
c3b7224a
NC		 6940 {
6941 /* Never relax. Modify fr_opcode to NULL to verify it's value in
6942 md_apply_fix. */
6943 fragp->fr_opcode = NULL;
6944 return 0;
1c0d3aa6
NC		 6945 }
6946}
6947
1c0d3aa6 6948
c3b7224a
NC		 6949static int
6950s3_relax_other_inst32 (fragS * fragp)
1c0d3aa6 6951{
c3b7224a 6952 int relaxable_p = s3_RELAX_OPT (fragp->fr_subtype);
1c0d3aa6 6953
c3b7224a
NC		 6954 if (relaxable_p
6955 && fragp->fr_fix == 4)
1c0d3aa6 6956 {
c3b7224a
NC		 6957 fragp->fr_opcode = fragp->fr_literal + s3_RELAX_RELOC1 (fragp->fr_subtype);
6958 fragp->fr_fix = 2;
6959 return -2;
1c0d3aa6 6960 }
c3b7224a
NC		 6961 else
6962 return 0;
6963}
1c0d3aa6 6964
c3b7224a
NC		 6965static int
6966s3_relax_gp_and_pic_inst32 (void)
6967{
6968 /* md_estimate_size_before_relax has already relaxed s3_GP and s3_PIC
6969 instructions. We don't change relax size here. */
6970 return 0;
6971}
1c0d3aa6 6972
c3b7224a
NC		 6973static int
6974s3_relax_frag (asection * sec ATTRIBUTE_UNUSED, fragS * fragp, long stretch ATTRIBUTE_UNUSED)
6975{
6976 int grows = 0;
6977 int adjust_align_p = 0;
1c0d3aa6 6978
c3b7224a
NC		 6979 /* If the instruction address is odd, make it half word align first. */
6980 if ((fragp->fr_address) % 2 != 0)
6981 {
6982 if ((fragp->fr_address + fragp->insn_addr) % 2 != 0)
6983 {
6984 fragp->insn_addr = 1;
6985 grows += 1;
6986 adjust_align_p = 1;
6987 }
6988 }
1c0d3aa6 6989
c3b7224a
NC		 6990 switch (s3_RELAX_TYPE (fragp->fr_subtype))
6991 {
6992 case PC_DISP19div2:
6993 grows += s3_relax_branch_inst32 (fragp);
6994 break;
1c0d3aa6 6995
c3b7224a
NC		 6996 case PC_DISP8div2:
6997 grows += s3_relax_branch_inst16 (fragp);
6998 break;
1c0d3aa6 6999
c3b7224a
NC		 7000 case Insn_BCMP :
7001 grows += s3_relax_cmpbranch_inst32 (fragp);
7002 break;
1c0d3aa6 7003
c3b7224a
NC		 7004 case Insn_GP:
7005 case Insn_PIC:
7006 grows += s3_relax_gp_and_pic_inst32 ();
7007 break;
1c0d3aa6 7008
c3b7224a
NC		 7009 default:
7010 grows += s3_relax_other_inst32 (fragp);
7011 break;
1c0d3aa6
NC		 7012 }
7013
c3b7224a
NC		 7014 /* newly added */
7015 if (adjust_align_p && fragp->insn_addr)
8fce5f8c 7016 {
c3b7224a 7017 fragp->fr_fix += fragp->insn_addr;
8fce5f8c
ML		 7018 }
7019
c3b7224a
NC		 7020 return grows;
7021}
7022
7023static void
7024s3_convert_frag (bfd * abfd ATTRIBUTE_UNUSED, segT sec ATTRIBUTE_UNUSED, fragS * fragp)
7025{
7026 int old;
7027 int new;
7028 char backup[20];
7029 fixS *fixp;
7030
7031 old = s3_RELAX_OLD (fragp->fr_subtype);
7032 new = s3_RELAX_NEW (fragp->fr_subtype);
1c0d3aa6 7033
c3b7224a
NC		 7034 /* fragp->fr_opcode indicates whether this frag should be relaxed. */
7035 if (fragp->fr_opcode == NULL)
8fce5f8c 7036 {
c3b7224a
NC		 7037 memcpy (backup, fragp->fr_literal, old);
7038 fragp->fr_fix = old;
8fce5f8c
ML		 7039 }
7040 else
7041 {
c3b7224a
NC		 7042 memcpy (backup, fragp->fr_literal + old, new);
7043 fragp->fr_fix = new;
7044 }
8fce5f8c 7045
c3b7224a
NC		 7046 fixp = fragp->tc_frag_data.fixp;
7047 while (fixp && fixp->fx_frag == fragp && fixp->fx_where < old)
7048 {
7049 if (fragp->fr_opcode)
7050 fixp->fx_done = 1;
7051 fixp = fixp->fx_next;
7052 }
7053 while (fixp && fixp->fx_frag == fragp)
7054 {
7055 if (fragp->fr_opcode)
7056 fixp->fx_where -= old + fragp->insn_addr;
7057 else
7058 fixp->fx_done = 1;
7059 fixp = fixp->fx_next;
8fce5f8c
ML		 7060 }
7061
c3b7224a
NC		 7062 if (fragp->insn_addr)
7063 {
7064 s3_md_number_to_chars (fragp->fr_literal, 0x0, fragp->insn_addr);
7065 }
7066 memcpy (fragp->fr_literal + fragp->insn_addr, backup, fragp->fr_fix);
7067 fragp->fr_fix += fragp->insn_addr;
1c0d3aa6
NC		 7068}
7069
c3b7224a
NC		 7070static long
7071s3_pcrel_from (fixS * fixP)
1c0d3aa6 7072{
c3b7224a 7073 long retval = 0;
1c0d3aa6 7074
c3b7224a
NC		 7075 if (fixP->fx_addsy
7076 && (S_GET_SEGMENT (fixP->fx_addsy) == undefined_section)
7077 && (fixP->fx_subsy == NULL))
1c0d3aa6 7078 {
c3b7224a 7079 retval = 0;
1c0d3aa6 7080 }
c3b7224a 7081 else
1c0d3aa6 7082 {
c3b7224a 7083 retval = fixP->fx_where + fixP->fx_frag->fr_address;
1c0d3aa6 7084 }
c3b7224a
NC		 7085
7086 return retval;
1c0d3aa6
NC		 7087}
7088
c3b7224a
NC		 7089static valueT
7090s3_section_align (segT segment ATTRIBUTE_UNUSED, valueT size)
7091{
7092 int align = bfd_get_section_alignment (stdoutput, segment);
7093 return ((size + (1 << align) - 1) & (-1 << align));
7094}
1c0d3aa6
NC		 7095
7096static void
c3b7224a 7097s3_apply_fix (fixS *fixP, valueT *valP, segT seg)
1c0d3aa6 7098{
c3b7224a
NC		 7099 offsetT value = *valP;
7100 offsetT newval;
7101 offsetT content;
7102 unsigned short HI, LO;
1c0d3aa6 7103
c3b7224a
NC		 7104 char *buf = fixP->fx_frag->fr_literal + fixP->fx_where;
7105
7106 assert (fixP->fx_r_type < BFD_RELOC_UNUSED);
7107 if (fixP->fx_addsy == 0 && !fixP->fx_pcrel)
1c0d3aa6 7108 {
c3b7224a
NC		 7109 if (fixP->fx_r_type != BFD_RELOC_SCORE_DUMMY_HI16)
7110 fixP->fx_done = 1;
1c0d3aa6
NC		 7111 }
7112
c3b7224a
NC		 7113 /* If this symbol is in a different section then we need to leave it for
7114 the linker to deal with. Unfortunately, md_pcrel_from can't tell,
7115 so we have to undo it's effects here. */
7116 if (fixP->fx_pcrel)
1c0d3aa6 7117 {
c3b7224a
NC		 7118 if (fixP->fx_addsy != NULL
7119 && S_IS_DEFINED (fixP->fx_addsy)
7120 && S_GET_SEGMENT (fixP->fx_addsy) != seg)
7121 value += md_pcrel_from (fixP);
1c0d3aa6 7122 }
1c0d3aa6 7123
c3b7224a
NC		 7124 /* Remember value for emit_reloc. */
7125 fixP->fx_addnumber = value;
1c0d3aa6 7126
c3b7224a
NC		 7127 switch (fixP->fx_r_type)
7128 {
7129 case BFD_RELOC_HI16_S:
7130 if (fixP->fx_done) /* For la rd, imm32. */
7131 {
7132 newval = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7133 HI = (value) >> 16; /* mul to 2, then take the hi 16 bit. */
7134 newval |= (HI & 0x3fff) << 1;
7135 newval |= ((HI >> 14) & 0x3) << 16;
7136 s3_md_number_to_chars (buf, newval, s3_INSN_SIZE);
7137 }
7138 break;
7139 case BFD_RELOC_LO16:
7140 if (fixP->fx_done) /* For la rd, imm32. */
7141 {
7142 newval = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7143 LO = (value) & 0xffff;
7144 newval |= (LO & 0x3fff) << 1; /* 16 bit: imm -> 14 bit in lo, 2 bit in hi. */
7145 newval |= ((LO >> 14) & 0x3) << 16;
7146 s3_md_number_to_chars (buf, newval, s3_INSN_SIZE);
7147 }
7148 break;
7149 case BFD_RELOC_SCORE_JMP:
7150 {
7151 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7152 value = fixP->fx_offset;
7153 content = (content & ~0x3ff7ffe) | ((value << 1) & 0x3ff0000) | (value & 0x7fff);
7154 s3_md_number_to_chars (buf, content, s3_INSN_SIZE);
7155 }
7156 break;
1c0d3aa6 7157
c3b7224a
NC		 7158 case BFD_RELOC_SCORE_IMM30:
7159 {
7160 content = s3_md_chars_to_number (buf, s3_INSN48_SIZE);
7161 value = fixP->fx_offset;
7162 value >>= 2;
7163 content = (content & ~0x7f7fff7f80LL)
7164 | (((value & 0xff) >> 0) << 7)
7165 | (((value & 0x7fff00) >> 8) << 16)
7166 | (((value & 0x3f800000) >> 23) << 32);
7167 s3_md_number_to_chars (buf, content, s3_INSN48_SIZE);
7168 break;
7169 }
1c0d3aa6 7170
c3b7224a
NC		 7171 case BFD_RELOC_SCORE_IMM32:
7172 {
7173 content = s3_md_chars_to_number (buf, s3_INSN48_SIZE);
7174 value = fixP->fx_offset;
7175 content = (content & ~0x7f7fff7fe0LL)
7176 | ((value & 0x3ff) << 5)
7177 | (((value >> 10) & 0x7fff) << 16)
7178 | (((value >> 25) & 0x7f) << 32);
7179 s3_md_number_to_chars (buf, content, s3_INSN48_SIZE);
7180 break;
7181 }
1c0d3aa6 7182
c3b7224a
NC		 7183 case BFD_RELOC_SCORE_BRANCH:
7184 if ((S_GET_SEGMENT (fixP->fx_addsy) != seg) || (fixP->fx_addsy != NULL && S_IS_EXTERNAL (fixP->fx_addsy)))
7185 value = fixP->fx_offset;
7186 else
7187 fixP->fx_done = 1;
7188
7189 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7190
7191 /* Don't check c-bit. */
7192 if (fixP->fx_frag->fr_opcode != 0)
7193 {
7194 if ((value & 0xfffffe00) != 0 && (value & 0xfffffe00) != 0xfffffe00)
7195 {
7196 as_bad_where (fixP->fx_file, fixP->fx_line,
7197 _(" branch relocation truncate (0x%x) [-2^9 ~ 2^9]"), (unsigned int)value);
7198 return;
7199 }
7200 content = s3_md_chars_to_number (buf, s3_INSN16_SIZE);
7201 content &= 0xfe00;
7202 content = (content & 0xfe00) | ((value >> 1) & 0x1ff);
7203 s3_md_number_to_chars (buf, content, s3_INSN16_SIZE);
7204 fixP->fx_r_type = BFD_RELOC_SCORE16_BRANCH;
7205 fixP->fx_size = 2;
7206 }
7207 else
7208 {
7209 if ((value & 0xfff80000) != 0 && (value & 0xfff80000) != 0xfff80000)
7210 {
7211 as_bad_where (fixP->fx_file, fixP->fx_line,
7212 _(" branch relocation truncate (0x%x) [-2^19 ~ 2^19]"), (unsigned int)value);
7213 return;
7214 }
7215 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7216 content &= 0xfc00fc01;
7217 content = (content & 0xfc00fc01) | (value & 0x3fe) | ((value << 6) & 0x3ff0000);
7218 s3_md_number_to_chars (buf, content, s3_INSN_SIZE);
7219 }
7220 break;
7221 case BFD_RELOC_SCORE16_JMP:
7222 content = s3_md_chars_to_number (buf, s3_INSN16_SIZE);
7223 content &= 0xf001;
7224 value = fixP->fx_offset & 0xfff;
7225 content = (content & 0xfc01) | (value & 0xffe);
7226 s3_md_number_to_chars (buf, content, s3_INSN16_SIZE);
7227 break;
7228 case BFD_RELOC_SCORE16_BRANCH:
7229 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7230 /* Don't check c-bit. */
7231 if (fixP->fx_frag->fr_opcode != 0)
7232 {
7233 if ((S_GET_SEGMENT (fixP->fx_addsy) != seg) ||
7234 (fixP->fx_addsy != NULL && S_IS_EXTERNAL (fixP->fx_addsy)))
7235 value = fixP->fx_offset;
7236 else
7237 fixP->fx_done = 1;
7238 if ((value & 0xfff80000) != 0 && (value & 0xfff80000) != 0xfff80000)
7239 {
7240 as_bad_where (fixP->fx_file, fixP->fx_line,
7241 _(" branch relocation truncate (0x%x) [-2^19 ~ 2^19]"), (unsigned int)value);
7242 return;
7243 }
7244 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7245 content = (content & 0xfc00fc01) | (value & 0x3fe) | ((value << 6) & 0x3ff0000);
7246 s3_md_number_to_chars (buf, content, s3_INSN_SIZE);
7247 fixP->fx_r_type = BFD_RELOC_SCORE_BRANCH;
7248 fixP->fx_size = 4;
7249 break;
7250 }
7251 else
7252 {
7253 /* In differnt section. */
7254 if ((S_GET_SEGMENT (fixP->fx_addsy) != seg) ||
7255 (fixP->fx_addsy != NULL && S_IS_EXTERNAL (fixP->fx_addsy)))
7256 value = fixP->fx_offset;
7257 else
7258 fixP->fx_done = 1;
7259
7260 if ((value & 0xfffffe00) != 0 && (value & 0xfffffe00) != 0xfffffe00)
7261 {
7262 as_bad_where (fixP->fx_file, fixP->fx_line,
7263 _(" branch relocation truncate (0x%x) [-2^9 ~ 2^9]"), (unsigned int)value);
7264 return;
7265 }
7266
7267 content = s3_md_chars_to_number (buf, s3_INSN16_SIZE);
7268 content = (content & 0xfe00) | ((value >> 1) & 0x1ff);
7269 s3_md_number_to_chars (buf, content, s3_INSN16_SIZE);
7270 break;
7271 }
7272
7273 break;
7274
7275 case BFD_RELOC_SCORE_BCMP:
7276 if (fixP->fx_frag->fr_opcode != 0)
7277 {
7278 char *buf_ptr = buf;
7279 buf_ptr += 2;
7280
7281 if ((S_GET_SEGMENT (fixP->fx_addsy) != seg) || (fixP->fx_addsy != NULL && S_IS_EXTERNAL (fixP->fx_addsy)))
7282 value = fixP->fx_offset;
7283 else
7284 fixP->fx_done = 1;
7285
7286 /* NOTE!!!
7287 bcmp -> cmp! and branch, so value -= 2. */
7288 value -= 2;
7289
7290 if ((value & 0xfff80000) != 0 && (value & 0xfff80000) != 0xfff80000)
7291 {
7292 as_bad_where (fixP->fx_file, fixP->fx_line,
7293 _(" branch relocation truncate (0x%x) [-2^19 ~ 2^19]"), (unsigned int)value);
7294 return;
7295 }
7296
7297 content = s3_md_chars_to_number (buf_ptr, s3_INSN_SIZE);
7298 content &= 0xfc00fc01;
7299 content = (content & 0xfc00fc01) | (value & 0x3fe) | ((value << 6) & 0x3ff0000);
7300 s3_md_number_to_chars (buf_ptr, content, s3_INSN_SIZE);
7301 /* change relocation type to BFD_RELOC_SCORE_BRANCH */
7302 fixP->fx_r_type = BFD_RELOC_SCORE_BRANCH;
7303 fixP->fx_where+=2; /* first insn is cmp! , the second insn is beq/bne */
7304 break;
7305 }
7306 else
7307 {
7308 if ((S_GET_SEGMENT (fixP->fx_addsy) != seg) || (fixP->fx_addsy != NULL && S_IS_EXTERNAL (fixP->fx_addsy)))
7309 value = fixP->fx_offset;
7310 else
7311 fixP->fx_done = 1;
1c0d3aa6 7312
c3b7224a 7313 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
1c0d3aa6 7314
c3b7224a
NC		 7315 if ((value & 0xfffffe00) != 0 && (value & 0xfffffe00) != 0xfffffe00)
7316 {
7317 as_bad_where (fixP->fx_file, fixP->fx_line,
7318 _(" branch relocation truncate (0x%x) [-2^9 ~ 2^9]"), (unsigned int)value);
7319 return;
7320 }
1c0d3aa6 7321
c3b7224a
NC		 7322 value >>= 1;
7323 content &= ~0x03e00381;
7324 content = content
7325 | (value & 0x1)
7326 | (((value & 0xe) >> 1) << 7)
7327 | (((value & 0x1f0) >> 4) << 21);
1c0d3aa6 7328
c3b7224a
NC		 7329 s3_md_number_to_chars (buf, content, s3_INSN_SIZE);
7330 break;
7331 }
1c0d3aa6 7332
c3b7224a
NC		 7333 case BFD_RELOC_8:
7334 if (fixP->fx_done || fixP->fx_pcrel)
7335 s3_md_number_to_chars (buf, value, 1);
7336#ifdef OBJ_ELF
7337 else
1c0d3aa6 7338 {
c3b7224a
NC		 7339 value = fixP->fx_offset;
7340 s3_md_number_to_chars (buf, value, 1);
1c0d3aa6 7341 }
1c0d3aa6 7342#endif
c3b7224a 7343 break;
1c0d3aa6 7344
c3b7224a
NC		 7345 case BFD_RELOC_16:
7346 if (fixP->fx_done || fixP->fx_pcrel)
7347 s3_md_number_to_chars (buf, value, 2);
7348#ifdef OBJ_ELF
7349 else
1c0d3aa6 7350 {
c3b7224a
NC		 7351 value = fixP->fx_offset;
7352 s3_md_number_to_chars (buf, value, 2);
1c0d3aa6 7353 }
c3b7224a
NC		 7354#endif
7355 break;
7356 case BFD_RELOC_RVA:
7357 case BFD_RELOC_32:
7358 if (fixP->fx_done || fixP->fx_pcrel)
7359 md_number_to_chars (buf, value, 4);
7360#ifdef OBJ_ELF
1c0d3aa6
NC		 7361 else
7362 {
c3b7224a
NC		 7363 value = fixP->fx_offset;
7364 md_number_to_chars (buf, value, 4);
1c0d3aa6 7365 }
c3b7224a
NC		 7366#endif
7367 break;
7368 case BFD_RELOC_VTABLE_INHERIT:
7369 fixP->fx_done = 0;
7370 if (fixP->fx_addsy && !S_IS_DEFINED (fixP->fx_addsy) && !S_IS_WEAK (fixP->fx_addsy))
7371 S_SET_WEAK (fixP->fx_addsy);
7372 break;
7373 case BFD_RELOC_VTABLE_ENTRY:
7374 fixP->fx_done = 0;
7375 break;
7376 case BFD_RELOC_SCORE_GPREL15:
7377 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7378 /* c-bit. */
7379 if ((fixP->fx_frag->fr_opcode != 0) && ((content & 0xfc1c8000) != 0x94180000))
7380 fixP->fx_r_type = BFD_RELOC_NONE;
7381 fixP->fx_done = 0;
7382 break;
7383 case BFD_RELOC_SCORE_GOT15:
7384 case BFD_RELOC_SCORE_DUMMY_HI16:
7385 case BFD_RELOC_SCORE_GOT_LO16:
7386 case BFD_RELOC_SCORE_CALL15:
7387 case BFD_RELOC_GPREL32:
7388 break;
7389 case BFD_RELOC_NONE:
7390 default:
7391 as_bad_where (fixP->fx_file, fixP->fx_line, _("bad relocation fixup type (%d)"), fixP->fx_r_type);
1c0d3aa6 7392 }
c3b7224a 7393}
1c0d3aa6 7394
c3b7224a
NC		 7395static arelent **
7396s3_gen_reloc (asection * section ATTRIBUTE_UNUSED, fixS * fixp)
7397{
7398 static arelent *retval[MAX_RELOC_EXPANSION + 1]; /* MAX_RELOC_EXPANSION equals 2. */
7399 arelent *reloc;
7400 bfd_reloc_code_real_type code;
7401 char *type;
7402 fragS *f;
7403 symbolS *s;
7404 expressionS e;
1c0d3aa6 7405
c3b7224a
NC		 7406 reloc = retval[0] = xmalloc (sizeof (arelent));
7407 retval[1] = NULL;
1c0d3aa6 7408
c3b7224a
NC		 7409 reloc->sym_ptr_ptr = xmalloc (sizeof (asymbol *));
7410 *reloc->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
7411 reloc->address = fixp->fx_frag->fr_address + fixp->fx_where;
7412 reloc->addend = fixp->fx_offset;
7413
7414 /* If this is a variant frag, we may need to adjust the existing
7415 reloc and generate a new one. */
7416 if (fixp->fx_frag->fr_opcode != NULL && (fixp->fx_r_type == BFD_RELOC_SCORE_GPREL15))
1c0d3aa6 7417 {
c3b7224a
NC		 7418 /* Update instruction imm bit. */
7419 offsetT newval;
7420 unsigned short off;
7421 char *buf;
1c0d3aa6 7422
c3b7224a
NC		 7423 buf = fixp->fx_frag->fr_literal + fixp->fx_frag->insn_addr;
7424 newval = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7425 off = fixp->fx_offset >> 16;
7426 newval |= (off & 0x3fff) << 1;
7427 newval |= ((off >> 14) & 0x3) << 16;
7428 s3_md_number_to_chars (buf, newval, s3_INSN_SIZE);
1c0d3aa6 7429
c3b7224a
NC		 7430 buf += s3_INSN_SIZE;
7431 newval = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7432 off = fixp->fx_offset & 0xffff;
7433 newval |= ((off & 0x3fff) << 1);
7434 newval |= (((off >> 14) & 0x3) << 16);
7435 s3_md_number_to_chars (buf, newval, s3_INSN_SIZE);
1c0d3aa6 7436
c3b7224a
NC		 7437 retval[1] = xmalloc (sizeof (arelent));
7438 retval[2] = NULL;
7439 retval[1]->sym_ptr_ptr = xmalloc (sizeof (asymbol *));
7440 *retval[1]->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
7441 retval[1]->address = (reloc->address + s3_RELAX_RELOC2 (fixp->fx_frag->fr_subtype));
7442
7443 f = fixp->fx_frag;
7444 s = f->fr_symbol;
7445 e = s->sy_value;
7446
7447 retval[1]->addend = 0;
7448 retval[1]->howto = bfd_reloc_type_lookup (stdoutput, BFD_RELOC_LO16);
7449 assert (retval[1]->howto != NULL);
7450
7451 fixp->fx_r_type = BFD_RELOC_HI16_S;
1c0d3aa6 7452 }
c3b7224a
NC		 7453
7454 code = fixp->fx_r_type;
7455 switch (fixp->fx_r_type)
1c0d3aa6 7456 {
c3b7224a
NC		 7457 case BFD_RELOC_32:
7458 if (fixp->fx_pcrel)
1c0d3aa6 7459 {
c3b7224a
NC		 7460 code = BFD_RELOC_32_PCREL;
7461 break;
1c0d3aa6 7462 }
c3b7224a
NC		 7463 case BFD_RELOC_HI16_S:
7464 case BFD_RELOC_LO16:
7465 case BFD_RELOC_SCORE_JMP:
7466 case BFD_RELOC_SCORE_BRANCH:
7467 case BFD_RELOC_SCORE16_JMP:
7468 case BFD_RELOC_SCORE16_BRANCH:
7469 case BFD_RELOC_SCORE_BCMP:
7470 case BFD_RELOC_VTABLE_ENTRY:
7471 case BFD_RELOC_VTABLE_INHERIT:
7472 case BFD_RELOC_SCORE_GPREL15:
7473 case BFD_RELOC_SCORE_GOT15:
7474 case BFD_RELOC_SCORE_DUMMY_HI16:
7475 case BFD_RELOC_SCORE_GOT_LO16:
7476 case BFD_RELOC_SCORE_CALL15:
7477 case BFD_RELOC_GPREL32:
7478 case BFD_RELOC_NONE:
7479 case BFD_RELOC_SCORE_IMM30:
7480 case BFD_RELOC_SCORE_IMM32:
7481 code = fixp->fx_r_type;
7482 break;
7483 default:
7484 type = _("<unknown>");
7485 as_bad_where (fixp->fx_file, fixp->fx_line,
7486 _("cannot represent %s relocation in this object file format"), type);
7487 return NULL;
1c0d3aa6
NC		 7488 }
7489
c3b7224a
NC		 7490 reloc->howto = bfd_reloc_type_lookup (stdoutput, code);
7491 if (reloc->howto == NULL)
1c0d3aa6 7492 {
c3b7224a
NC		 7493 as_bad_where (fixp->fx_file, fixp->fx_line,
7494 _("cannot represent %s relocation in this object file format1"),
7495 bfd_get_reloc_code_name (code));
7496 return NULL;
7497 }
7498 /* HACK: Since arm ELF uses Rel instead of Rela, encode the
7499 vtable entry to be used in the relocation's section offset. */
7500 if (fixp->fx_r_type == BFD_RELOC_VTABLE_ENTRY)
7501 reloc->address = fixp->fx_offset;
7502
7503 return retval;
7504}
7505
7506void
7507md_assemble (char *str)
7508{
7509 if (score3)
7510 s3_assemble (str);
7511 else
7512 s7_assemble (str);
7513}
7514
7515/* We handle all bad expressions here, so that we can report the faulty
7516 instruction in the error message. */
7517void
7518md_operand (expressionS * expr)
7519{
7520 if (score3)
7521 s3_operand (expr);
7522 else
7523 s7_operand (expr);
7524}
7525
7526/* Turn an integer of n bytes (in val) into a stream of bytes appropriate
7527 for use in the a.out file, and stores them in the array pointed to by buf.
7528 This knows about the endian-ness of the target machine and does
7529 THE RIGHT THING, whatever it is. Possible values for n are 1 (byte)
7530 2 (short) and 4 (long) Floating numbers are put out as a series of
7531 LITTLENUMS (shorts, here at least). */
7532void
7533md_number_to_chars (char *buf, valueT val, int n)
7534{
7535 if (score3)
7536 s3_number_to_chars (buf, val, n);
7537 else
7538 s7_number_to_chars (buf, val, n);
7539}
1c0d3aa6 7540
c3b7224a
NC		 7541/* Turn a string in input_line_pointer into a floating point constant
7542 of type TYPE, and store the appropriate bytes in *LITP. The number
7543 of LITTLENUMS emitted is stored in *SIZEP. An error message is
7544 returned, or NULL on OK.
7545
7546 Note that fp constants aren't represent in the normal way on the ARM.
7547 In big endian mode, things are as expected. However, in little endian
7548 mode fp constants are big-endian word-wise, and little-endian byte-wise
7549 within the words. For example, (double) 1.1 in big endian mode is
7550 the byte sequence 3f f1 99 99 99 99 99 9a, and in little endian mode is
7551 the byte sequence 99 99 f1 3f 9a 99 99 99. */
7552char *
7553md_atof (int type, char *litP, int *sizeP)
7554{
7555 if (score3)
7556 return s3_atof (type, litP, sizeP);
7557 else
7558 return s7_atof (type, litP, sizeP);
7559}
1c0d3aa6 7560
c3b7224a
NC		 7561void
7562score_frag_check (fragS * fragp ATTRIBUTE_UNUSED)
7563{
7564 if (score3)
7565 s3_frag_check (fragp);
7566 else
7567 s7_frag_check (fragp);
7568}
1c0d3aa6 7569
c3b7224a
NC		 7570/* Implementation of TC_VALIDATE_FIX.
7571 Called before md_apply_fix() and after md_convert_frag(). */
7572void
7573score_validate_fix (fixS *fixP)
7574{
7575 if (score3)
7576 s3_validate_fix (fixP);
7577 else
7578 s7_validate_fix (fixP);
7579}
1c0d3aa6 7580
c3b7224a
NC		 7581int
7582score_force_relocation (struct fix *fixp)
7583{
7584 if (score3)
7585 return s3_force_relocation (fixp);
7586 else
7587 return s7_force_relocation (fixp);
7588}
1c0d3aa6 7589
c3b7224a
NC		 7590/* Implementation of md_frag_check.
7591 Called after md_convert_frag(). */
7592bfd_boolean
7593score_fix_adjustable (fixS * fixP)
7594{
7595 if (score3)
7596 return s3_fix_adjustable (fixP);
7597 else
7598 return s7_fix_adjustable (fixP);
7599}
1c0d3aa6 7600
c3b7224a
NC		 7601void
7602score_elf_final_processing (void)
7603{
7604 if (score3)
7605 s3_elf_final_processing ();
7606 else
7607 s7_elf_final_processing ();
7608}
1c0d3aa6 7609
c3b7224a
NC		 7610/* In this function, we determine whether s3_GP instruction should do relaxation,
7611 for the label being against was known now.
7612 Doing this here but not in md_relax_frag() can induce iteration times
7613 in stage of doing relax. */
7614int
7615md_estimate_size_before_relax (fragS * fragp, asection * sec ATTRIBUTE_UNUSED)
7616{
7617 if (score3)
7618 return s3_estimate_size_before_relax (fragp, sec);
7619 else
7620 return s7_estimate_size_before_relax (fragp, sec);
7621}
1c0d3aa6 7622
c3b7224a
NC		 7623int
7624score_relax_frag (asection * sec ATTRIBUTE_UNUSED, fragS * fragp, long stretch ATTRIBUTE_UNUSED)
7625{
7626 if (score3)
7627 return s3_relax_frag (sec, fragp, stretch);
7628 else
7629 return s7_relax_frag (sec, fragp, stretch);
7630}
7631
7632void
7633md_convert_frag (bfd * abfd ATTRIBUTE_UNUSED, segT sec ATTRIBUTE_UNUSED, fragS * fragp)
7634{
7635 if (score3)
7636 return s3_convert_frag (abfd, sec, fragp);
1c0d3aa6 7637 else
c3b7224a
NC		 7638 return s7_convert_frag (abfd, sec, fragp);
7639}
1c0d3aa6 7640
c3b7224a
NC		 7641long
7642md_pcrel_from (fixS * fixP)
7643{
7644 if (score3)
7645 return s3_pcrel_from (fixP);
7646 else
7647 return s7_pcrel_from (fixP);
7648}
1c0d3aa6 7649
c3b7224a
NC		 7650/* Round up a section size to the appropriate boundary. */
7651valueT
7652md_section_align (segT segment ATTRIBUTE_UNUSED, valueT size)
7653{
7654 if (score3)
7655 return s3_section_align (segment, size);
7656 else
7657 return s7_section_align (segment, size);
1c0d3aa6
NC		 7658}
7659
c3b7224a
NC		 7660void
7661md_apply_fix (fixS *fixP, valueT *valP, segT seg)
1c0d3aa6 7662{
c3b7224a
NC		 7663 if (score3)
7664 return s3_apply_fix (fixP, valP, seg);
7665 else
7666 return s7_apply_fix (fixP, valP, seg);
7667}
1c0d3aa6 7668
c3b7224a
NC		 7669/* Translate internal representation of relocation info to BFD target format. */
7670arelent **
7671tc_gen_reloc (asection * section ATTRIBUTE_UNUSED, fixS * fixp)
7672{
7673 if (score3)
7674 return s3_gen_reloc (section, fixp);
7675 else
7676 return s7_gen_reloc (section, fixp);
7677}
1c0d3aa6 7678
c3b7224a
NC		 7679void
7680md_begin (void)
7681{
7682 s3_begin ();
7683 s7_begin ();
1c0d3aa6
NC		 7684}
7685
7686static void
c3b7224a 7687score_set_mach (const char *arg)
1c0d3aa6 7688{
c3b7224a 7689 if (strcmp (arg, MARCH_SCORE3) == 0)
1c0d3aa6 7690 {
c3b7224a
NC		 7691 score3 = 1;
7692 score7 = 0;
7693 s3_score3d = 1;
1c0d3aa6 7694 }
c3b7224a
NC		 7695 else if (strcmp (arg, MARCH_SCORE7) == 0)
7696 {
7697 score3 = 0;
7698 score7 = 1;
7699 s7_score7d = 1;
7700 s7_university_version = 0;
7701 s7_vector_size = s7_SCORE7_PIPELINE;
7702 }
7703 else if (strcmp (arg, MARCH_SCORE5) == 0)
7704 {
7705 score3 = 0;
7706 score7 = 1;
7707 s7_score7d = 1;
7708 s7_university_version = 0;
7709 s7_vector_size = s7_SCORE5_PIPELINE;
7710 }
7711 else if (strcmp (arg, MARCH_SCORE5U) == 0)
7712 {
7713 score3 = 0;
7714 score7 = 1;
7715 s7_score7d = 1;
7716 s7_university_version = 1;
7717 s7_vector_size = s7_SCORE5_PIPELINE;
7718 }
7719 else
1c0d3aa6 7720 {
c3b7224a 7721 as_bad (_("unknown architecture `%s'\n"), arg);
1c0d3aa6
NC		 7722 }
7723}
7724
c3b7224a
NC		 7725int
7726md_parse_option (int c, char *arg)
1c0d3aa6 7727{
c3b7224a
NC		 7728 switch (c)
7729 {
7730#ifdef OPTION_EB
7731 case OPTION_EB:
7732 target_big_endian = 1;
7733 break;
7734#endif
7735#ifdef OPTION_EL
7736 case OPTION_EL:
7737 target_big_endian = 0;
7738 break;
7739#endif
7740 case OPTION_FIXDD:
7741 s3_fix_data_dependency = 1;
7742 s7_fix_data_dependency = 1;
7743 break;
7744 case OPTION_NWARN:
7745 s3_warn_fix_data_dependency = 0;
7746 s7_warn_fix_data_dependency = 0;
7747 break;
7748 case OPTION_SCORE5:
7749 score3 = 0;
7750 score7 = 1;
7751 s7_university_version = 0;
7752 s7_vector_size = s7_SCORE5_PIPELINE;
7753 break;
7754 case OPTION_SCORE5U:
7755 score3 = 0;
7756 score7 = 1;
7757 s7_university_version = 1;
7758 s7_vector_size = s7_SCORE5_PIPELINE;
7759 break;
7760 case OPTION_SCORE7:
7761 score3 = 0;
7762 score7 = 1;
7763 s7_score7d = 1;
7764 s7_university_version = 0;
7765 s7_vector_size = s7_SCORE7_PIPELINE;
7766 break;
7767 case OPTION_SCORE3:
7768 score3 = 1;
7769 score7 = 0;
7770 s3_score3d = 1;
7771 break;
7772 case OPTION_R1:
7773 s3_nor1 = 0;
7774 s7_nor1 = 0;
7775 break;
7776 case 'G':
7777 s3_g_switch_value = atoi (arg);
7778 s7_g_switch_value = atoi (arg);
7779 break;
7780 case OPTION_O0:
7781 s3_g_opt = 0;
7782 s7_g_opt = 0;
7783 break;
7784 case OPTION_SCORE_VERSION:
7785 printf (_("Sunplus-v2-0-0-20060510\n"));
7786 break;
7787 case OPTION_PIC:
7788 s3_score_pic = s3_NO_PIC; /* Score3 doesn't support PIC now. */
7789 s7_score_pic = s7_PIC;
7790 s3_g_switch_value = 0; /* Must set -G num as 0 to generate s3_PIC code. */
7791 s7_g_switch_value = 0; /* Must set -G num as 0 to generate s7_PIC code. */
7792 break;
7793 case OPTION_MARCH:
7794 score_set_mach (arg);
7795 break;
7796 default:
7797 return 0;
7798 }
7799 return 1;
1c0d3aa6
NC		 7800}
7801
c3b7224a
NC		 7802void
7803md_show_usage (FILE * fp)
1c0d3aa6 7804{
c3b7224a
NC		 7805 fprintf (fp, _(" Score-specific assembler options:\n"));
7806#ifdef OPTION_EB
7807 fprintf (fp, _("\
7808 -EB\t\tassemble code for a big-endian cpu\n"));
7809#endif
7810
7811#ifdef OPTION_EL
7812 fprintf (fp, _("\
7813 -EL\t\tassemble code for a little-endian cpu\n"));
7814#endif
1c0d3aa6 7815
c3b7224a
NC		 7816 fprintf (fp, _("\
7817 -FIXDD\t\tassemble code for fix data dependency\n"));
7818 fprintf (fp, _("\
7819 -NWARN\t\tassemble code for no warning message for fix data dependency\n"));
7820 fprintf (fp, _("\
7821 -SCORE5\t\tassemble code for target is SCORE5\n"));
7822 fprintf (fp, _("\
7823 -SCORE5U\tassemble code for target is SCORE5U\n"));
7824 fprintf (fp, _("\
7825 -SCORE7\t\tassemble code for target is SCORE7, this is default setting\n"));
7826 fprintf (fp, _("\
7827 -SCORE3\t\tassemble code for target is SCORE3\n"));
7828 fprintf (fp, _("\
7829 -march=score7\tassemble code for target is SCORE7, this is default setting\n"));
7830 fprintf (fp, _("\
7831 -march=score3\tassemble code for target is SCORE3\n"));
7832 fprintf (fp, _("\
7833 -USE_R1\t\tassemble code for no warning message when using temp register r1\n"));
7834 fprintf (fp, _("\
7835 -KPIC\t\tassemble code for PIC\n"));
7836 fprintf (fp, _("\
7837 -O0\t\tassembler will not perform any optimizations\n"));
7838 fprintf (fp, _("\
7839 -G gpnum\tassemble code for setting gpsize and default is 8 byte\n"));
7840 fprintf (fp, _("\
7841 -V \t\tSunplus release version \n"));
7842}
GDB Binutils - Deliverables
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