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[deliverable/binutils-gdb.git] / gas / config / tc-score.c
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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);
91d6fa6a 61static void s3_operand (expressionS *);
c3b7224a
NC		 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 541 /* Instruction name. */
d3ce72d0 542 const char *template_name;
c3b7224a
NC		 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
96d56e9f 2493s3_adjust_paritybit (bfd_vma m_code, enum insn_class i_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
96d56e9f 2503 if (i_class == INSN_CLASS_48)
c3b7224a
NC		 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 }
96d56e9f 2515 else if (i_class == INSN_CLASS_32 || i_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 2522 }
96d56e9f 2523 else if (i_class == INSN_CLASS_16)
1c0d3aa6
NC		 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 2530 }
96d56e9f 2531 else if (i_class == INSN_CLASS_PCE)
1c0d3aa6 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;
d3ce72d0 2684 sprintf (s3_inst.name, "%s", opcode->template_name);
c3b7224a
NC		 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;
d3ce72d0 2730 sprintf (s3_inst.name, "%s", opcode->template_name);
c3b7224a
NC		 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 3140 {
1c0d3aa6
NC		 3141 unsigned int data_type;
3142
3143 if (pre_inc == 1)
3144 data_type = _SIMM12;
3145 else
3146 data_type = _SIMM15;
3147 dataptr = temp;
3148
3149 if ((*dataptr == '0') && (*(dataptr + 1) == 'x')
3150 && (data_type != _SIMM16_LA)
3151 && (data_type != _VALUE_HI16)
3152 && (data_type != _VALUE_LO16)
3153 && (data_type != _IMM16)
3154 && (data_type != _IMM15)
3155 && (data_type != _IMM14)
3156 && (data_type != _IMM4)
3157 && (data_type != _IMM5)
3158 && (data_type != _IMM8)
3159 && (data_type != _IMM5_RSHIFT_1)
3160 && (data_type != _IMM5_RSHIFT_2)
3161 && (data_type != _SIMM14_NEG)
3162 && (data_type != _IMM10_RSHIFT_2))
3163 {
3164 data_type += 24;
3165 }
3166
c3b7224a
NC		 3167 value = s3_validate_immediate (s3_inst.reloc.exp.X_add_number, data_type, 0);
3168 if (value == (int) s3_FAIL)
1c0d3aa6 3169 {
b138abaa 3170 if (data_type < 30)
c3b7224a 3171 sprintf (s3_err_msg,
14119072 3172 _("invalid constant: %d bit expression not in range %d..%d"),
c3b7224a
NC		 3173 s3_score_df_range[data_type].bits,
3174 s3_score_df_range[data_type].range[0], s3_score_df_range[data_type].range[1]);
1c0d3aa6 3175 else
c3b7224a 3176 sprintf (s3_err_msg,
14119072 3177 _("invalid constant: %d bit expression not in range %d..%d"),
c3b7224a
NC		 3178 s3_score_df_range[data_type - 24].bits,
3179 s3_score_df_range[data_type - 24].range[0],
3180 s3_score_df_range[data_type - 24].range[1]);
3181 s3_inst.error = s3_err_msg;
1c0d3aa6
NC		 3182 return;
3183 }
3184
c3b7224a
NC		 3185 value &= (1 << s3_score_df_range[data_type].bits) - 1;
3186 ldst_idx = s3_inst.instruction & OPC_PSEUDOLDST_MASK;
3187 s3_inst.instruction &= ~OPC_PSEUDOLDST_MASK;
3188 s3_inst.instruction |= s3_score_ldst_insns[ldst_idx * 3 + pre_inc].value;
1c0d3aa6 3189 if (pre_inc == 1)
c3b7224a 3190 s3_inst.instruction |= value << 3;
1c0d3aa6 3191 else
c3b7224a 3192 s3_inst.instruction |= value;
1c0d3aa6
NC		 3193
3194 /* lw rD, [rA, simm15] */
c3b7224a 3195 if ((s3_inst.instruction & 0x3e000000) == 0x20000000)
1c0d3aa6 3196 {
c3b7224a
NC		 3197 /* rD in [r0 - r15]. , ra in [r0-r7] */
3198 if ((((s3_inst.instruction >> 15) & 0x18) == 0)
3199 && (((s3_inst.instruction >> 20) & 0x10) == 0))
1c0d3aa6 3200 {
c3b7224a
NC		 3201 /* simm = [bit 7], lw -> lw!. */
3202 if (((s3_inst.instruction & 0x7f80) == 0)&&((s3_inst.instruction &0x3)==0))
1c0d3aa6 3203 {
c3b7224a
NC		 3204 s3_inst.relax_inst |= (((s3_inst.instruction >> 15) & 0x7) << 5)
3205 | (((s3_inst.instruction >> 20) & 0xf) << 8)|(value>>2);
3206 s3_inst.relax_size = 2;
1c0d3aa6
NC		 3207 }
3208 else
3209 {
c3b7224a 3210 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3211 }
3212 }
3213 else
3214 {
c3b7224a 3215 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3216 }
3217 }
3218 /* sw rD, [rA, simm15] */
c3b7224a 3219 else if ((s3_inst.instruction & 0x3e000000) == 0x28000000)
1c0d3aa6 3220 {
c3b7224a
NC		 3221 /* rD is in [r0 - r15] and ra in [r0-r7] */
3222 if ((((s3_inst.instruction >> 15) & 0x18) == 0) && (((s3_inst.instruction >> 20) & 0x10) == 0))
1c0d3aa6 3223 {
c3b7224a
NC		 3224 /* simm15 =7 bit , sw -> sw!. */
3225 if (((s3_inst.instruction & 0x7f80) == 0)&&((s3_inst.instruction &0x3)==0))
1c0d3aa6 3226 {
c3b7224a
NC		 3227 s3_inst.relax_inst |= (((s3_inst.instruction >> 15) & 0xf) << 5)
3228 | (((s3_inst.instruction >> 20) & 0xf) << 8)|(value>>2);
3229 s3_inst.relax_size = 2;
1c0d3aa6
NC		 3230 }
3231 /* rA = r2, sw -> swp!. */
1c0d3aa6
NC		 3232 else
3233 {
c3b7224a 3234 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3235 }
3236 }
3237 else
3238 {
c3b7224a 3239 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3240 }
3241 }
3242 /* sw rD, [rA, simm15]+ sw pre. */
c3b7224a 3243 else if ((s3_inst.instruction & 0x3e000007) == 0x06000004)
1c0d3aa6 3244 {
c3b7224a
NC		 3245 /* simm15 = -4. and ra==r0 */
3246 if ((((s3_inst.instruction >> 15) & 0x1f) == 0)
3247 && (((s3_inst.instruction >> 3) & 0xfff) == 0xffc))
1c0d3aa6 3248 {
1c0d3aa6 3249 /* sw -> push!. */
c3b7224a
NC		 3250 s3_inst.relax_inst = 0x0060 | ((s3_inst.instruction >> 20) & 0x1f);
3251 s3_inst.relax_size = 2;
1c0d3aa6
NC		 3252 }
3253 else
3254 {
c3b7224a 3255 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3256 }
3257 }
3258 else
3259 {
c3b7224a 3260 s3_inst.relax_inst = 0x8000;
1c0d3aa6
NC		 3261 }
3262
3263 return;
3264 }
3265 else
3266 {
3267 /* FIXME: may set error, for there is no ld/sw rD, [rA, label] */
c3b7224a 3268 s3_inst.reloc.pc_rel = 0;
1c0d3aa6
NC		 3269 }
3270 }
3271 }
3272 else
3273 {
c3b7224a 3274 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 3275 }
3276}
3277
3278/* Handle cache. */
1c0d3aa6 3279static void
c3b7224a 3280s3_do_cache (char *str)
1c0d3aa6 3281{
c3b7224a 3282 s3_skip_whitespace (str);
1c0d3aa6 3283
c3b7224a 3284 if ((s3_data_op2 (&str, 20, _IMM5) == (int) s3_FAIL) || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 3285 {
3286 return;
3287 }
3288 else
3289 {
3290 int cache_op;
3291
c3b7224a
NC		 3292 cache_op = (s3_inst.instruction >> 20) & 0x1F;
3293 sprintf (s3_inst.name, "cache %d", cache_op);
1c0d3aa6
NC		 3294 }
3295
3296 if (*str == '[')
3297 {
3298 str++;
c3b7224a 3299 s3_skip_whitespace (str);
1c0d3aa6 3300
c3b7224a 3301 if (s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
1c0d3aa6
NC		 3302 return;
3303
c3b7224a 3304 s3_skip_whitespace (str);
1c0d3aa6
NC		 3305
3306 /* cache op, [rA] */
c3b7224a 3307 if (s3_skip_past_comma (&str) == (int) s3_FAIL)
1c0d3aa6 3308 {
c3b7224a 3309 s3_SET_INSN_ERROR (NULL);
1c0d3aa6
NC		 3310 if (*str != ']')
3311 {
c3b7224a 3312 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3313 return;
3314 }
3315 str++;
3316 }
3317 /* cache op, [rA, simm15] */
3318 else
3319 {
c3b7224a 3320 if (s3_exp_ldst_offset (&str, 0, _SIMM15) == (int) s3_FAIL)
1c0d3aa6
NC		 3321 {
3322 return;
3323 }
3324
c3b7224a 3325 s3_skip_whitespace (str);
1c0d3aa6
NC		 3326 if (*str++ != ']')
3327 {
c3b7224a 3328 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3329 return;
3330 }
3331 }
3332
c3b7224a 3333 if (s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 3334 return;
3335 }
3336 else
3337 {
c3b7224a 3338 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 3339 }
3340}
3341
3342static void
c3b7224a 3343s3_do_crdcrscrsimm5 (char *str)
1c0d3aa6
NC		 3344{
3345 char *strbak;
3346
3347 strbak = str;
c3b7224a 3348 s3_skip_whitespace (str);
1c0d3aa6 3349
c3b7224a
NC		 3350 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE_CR) == (int) s3_FAIL
3351 || s3_skip_past_comma (&str) == (int) s3_FAIL
3352 || s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE_CR) == (int) s3_FAIL
3353 || s3_skip_past_comma (&str) == (int) s3_FAIL
3354 || s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE_CR) == (int) s3_FAIL
3355 || s3_skip_past_comma (&str) == (int) s3_FAIL)
1c0d3aa6
NC		 3356 {
3357 str = strbak;
3358 /* cop1 cop_code20. */
c3b7224a 3359 if (s3_data_op2 (&str, 5, _IMM20) == (int) s3_FAIL)
1c0d3aa6
NC		 3360 return;
3361 }
3362 else
3363 {
c3b7224a 3364 if (s3_data_op2 (&str, 5, _IMM5) == (int) s3_FAIL)
1c0d3aa6
NC		 3365 return;
3366 }
3367
c3b7224a 3368 s3_end_of_line (str);
1c0d3aa6
NC		 3369}
3370
3371/* Handle ldc/stc. */
3372static void
c3b7224a 3373s3_do_ldst_cop (char *str)
1c0d3aa6 3374{
c3b7224a 3375 s3_skip_whitespace (str);
1c0d3aa6 3376
c3b7224a
NC		 3377 if ((s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE_CR) == (int) s3_FAIL)
3378 || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 3379 return;
3380
3381 if (*str == '[')
3382 {
3383 str++;
c3b7224a 3384 s3_skip_whitespace (str);
1c0d3aa6 3385
c3b7224a 3386 if (s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
1c0d3aa6
NC		 3387 return;
3388
c3b7224a 3389 s3_skip_whitespace (str);
1c0d3aa6
NC		 3390
3391 if (*str++ != ']')
3392 {
c3b7224a 3393 if (s3_exp_ldst_offset (&str, 5, _IMM10_RSHIFT_2) == (int) s3_FAIL)
1c0d3aa6
NC		 3394 return;
3395
c3b7224a 3396 s3_skip_whitespace (str);
1c0d3aa6
NC		 3397 if (*str++ != ']')
3398 {
c3b7224a 3399 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3400 return;
3401 }
3402 }
3403
c3b7224a 3404 s3_end_of_line (str);
1c0d3aa6
NC		 3405 }
3406 else
c3b7224a 3407 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 3408}
3409
3410static void
c3b7224a 3411s3_do16_ldst_insn (char *str)
1c0d3aa6 3412{
c3b7224a
NC		 3413 int conflict_reg=0;
3414 char * temp;
3415 s3_skip_whitespace (str);
1c0d3aa6 3416
c3b7224a 3417 if ((s3_reglow_required_here (&str, 8) == (int) s3_FAIL) || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 3418 return;
3419
3420 if (*str == '[')
3421 {
1c0d3aa6
NC		 3422
3423 str++;
c3b7224a 3424 s3_skip_whitespace (str);
1c0d3aa6 3425
c3b7224a 3426 if ((conflict_reg = s3_reglow_required_here (&str, 5)) == (int) s3_FAIL)
1c0d3aa6 3427 return;
c3b7224a
NC		 3428 if (conflict_reg&0x8)
3429 {
3430 sprintf (s3_err_msg, _("invalid register number: %d is not in [r0--r7]"),conflict_reg);
3431 s3_inst.error=s3_err_msg;
3432 return ;
3433 }
1c0d3aa6 3434
c3b7224a
NC		 3435 s3_skip_whitespace (str);
3436 temp = str + 1; /* The latter will process decimal/hex expression. */
3437 if (*str == ']')
1c0d3aa6 3438 {
c3b7224a
NC		 3439 str++;
3440 if (s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6 3441 return;
1c0d3aa6
NC		 3442 }
3443 else
3444 {
c3b7224a
NC		 3445 if (s3_skip_past_comma (&str) == (int) s3_FAIL)
3446 {
3447 s3_inst.error = _("comma is expected");
3448 return;
3449 }
3450 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL)
3451 return;
3452 s3_skip_whitespace (str);
3453 if (*str++ != ']')
3454 {
3455 s3_inst.error = _("missing ]");
3456 return;
3457 }
3458 if (s3_end_of_line (str) == (int) s3_FAIL)
3459 return;
3460 if (s3_inst.reloc.exp.X_op == O_constant)
3461 {
3462 int value;
3463 unsigned int data_type;
3464 data_type = _IMM5_RSHIFT_2;
3465 value = s3_validate_immediate (s3_inst.reloc.exp.X_add_number, data_type, 0);
3466 if (value == (int) s3_FAIL)
3467 {
3468 if (data_type < 30)
3469 sprintf (s3_err_msg,
3470 _("invalid constant: %d bit expression not in range %d..%d"),
3471 s3_score_df_range[data_type].bits,
3472 s3_score_df_range[data_type].range[0], s3_score_df_range[data_type].range[1]);
3473 s3_inst.error = s3_err_msg;
3474 return;
3475 }
3476 if (value &0x3)
3477 {
3478 sprintf (s3_err_msg, _("invalid constant: %d is not word align integer"),value);
3479 s3_inst.error=s3_err_msg;
3480 return ;
3481 }
3482
3483 value >>=2;
3484 s3_inst.instruction |= value;
3485 }
1c0d3aa6 3486 }
c3b7224a 3487
1c0d3aa6
NC		 3488 }
3489 else
3490 {
c3b7224a
NC		 3491 sprintf (s3_err_msg, _("missing ["));
3492 s3_inst.error=s3_err_msg;
3493 return ;
1c0d3aa6
NC		 3494 }
3495}
3496
1c0d3aa6 3497static void
c3b7224a 3498s3_do_lw48 (char *str)
1c0d3aa6 3499{
c3b7224a 3500 bfd_signed_vma val = 0;
1c0d3aa6 3501
c3b7224a 3502 s3_skip_whitespace (str);
1c0d3aa6 3503
c3b7224a
NC		 3504 if ((s3_reg_required_here (&str, 37, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
3505 || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 3506 return;
3507
c3b7224a
NC		 3508 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
3509 || s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6 3510 {
c3b7224a 3511 return;
1c0d3aa6
NC		 3512 }
3513
c3b7224a
NC		 3514 /* Check word align for lw48 rd, value. */
3515 if ((s3_inst.reloc.exp.X_add_symbol == NULL)
3516 && ((s3_inst.reloc.exp.X_add_number & 0x3) != 0))
3517 {
3518 s3_inst.error = _("invalid constant: 32 bit expression not word align");
3519 return;
3520 }
1c0d3aa6 3521
c3b7224a
NC		 3522 /* Check and set offset. */
3523 val = s3_inst.reloc.exp.X_add_number;
3524 if ((s3_inst.reloc.exp.X_add_symbol == NULL)
3525 && (!(val >= 0 && val <= 0xffffffffLL)))
3526 {
3527 s3_inst.error = _("invalid constant: 32 bit expression not in range [0, 0xffffffff]");
3528 return;
3529 }
1c0d3aa6 3530
c3b7224a
NC		 3531 val &= 0xffffffff;
3532 val >>= 2;
3533 s3_inst.instruction |= (val << 7);
1c0d3aa6 3534
c3b7224a
NC		 3535 /* Set reloc type. */
3536 s3_inst.reloc.type = BFD_RELOC_SCORE_IMM30;
1c0d3aa6 3537
1c0d3aa6
NC		 3538}
3539
3540static void
c3b7224a 3541s3_do_sw48 (char *str)
1c0d3aa6 3542{
c3b7224a 3543 bfd_signed_vma val = 0;
1c0d3aa6 3544
c3b7224a 3545 s3_skip_whitespace (str);
1c0d3aa6 3546
c3b7224a
NC		 3547 if ((s3_reg_required_here (&str, 37, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
3548 || (s3_skip_past_comma (&str) == (int) s3_FAIL))
3549 return;
1c0d3aa6 3550
c3b7224a
NC		 3551 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
3552 || s3_end_of_line (str) == (int) s3_FAIL)
3553 {
3554 return;
3555 }
1c0d3aa6 3556
c3b7224a
NC		 3557 /* Check word align for lw48 rd, value. */
3558 if ((s3_inst.reloc.exp.X_add_symbol == NULL)
3559 && ((s3_inst.reloc.exp.X_add_number & 0x3) != 0))
3560 {
3561 s3_inst.error = _("invalid constant: 32 bit expression not word align");
3562 return;
3563 }
1c0d3aa6 3564
c3b7224a
NC		 3565 /* Check and set offset. */
3566 val = s3_inst.reloc.exp.X_add_number;
3567 if ((s3_inst.reloc.exp.X_add_symbol == NULL)
3568 && (!(val >= 0 && val <= 0xffffffffLL)))
1c0d3aa6 3569 {
c3b7224a
NC		 3570 s3_inst.error = _("invalid constant: 32 bit expression not in range [0, 0xffffffff]");
3571 return;
3572 }
1c0d3aa6 3573
c3b7224a
NC		 3574 val &= 0xffffffff;
3575 val >>= 2;
3576 s3_inst.instruction |= (val << 7);
1c0d3aa6 3577
c3b7224a
NC		 3578 /* Set reloc type. */
3579 s3_inst.reloc.type = BFD_RELOC_SCORE_IMM30;
3580}
1c0d3aa6 3581
c3b7224a
NC		 3582static void
3583s3_do_ldi48 (char *str)
3584{
3585 bfd_signed_vma val;
1c0d3aa6 3586
c3b7224a 3587 s3_skip_whitespace (str);
1c0d3aa6 3588
c3b7224a
NC		 3589 if (s3_reg_required_here (&str, 37, s3_REG_TYPE_SCORE) == (int) s3_FAIL
3590 || s3_skip_past_comma (&str) == (int) s3_FAIL)
3591 return;
3592
3593 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
3594 || s3_end_of_line (str) == (int) s3_FAIL)
3595 {
3596 return;
1c0d3aa6 3597 }
c3b7224a
NC		 3598
3599 /* Check and set offset. */
3600 val = s3_inst.reloc.exp.X_add_number;
3601 if (!(val >= -0xffffffffLL && val <= 0xffffffffLL))
3602 {
3603 s3_inst.error = _("invalid constant: 32 bit expression not in range [-0x80000000, 0x7fffffff]");
3604 return;
3605 }
3606
3607 val &= 0xffffffff;
3608 s3_inst.instruction |= (val << 5);
3609
3610 /* Set reloc type. */
3611 s3_inst.reloc.type = BFD_RELOC_SCORE_IMM32;
3612}
3613
3614static void
3615s3_do_sdbbp48 (char *str)
3616{
3617 s3_skip_whitespace (str);
3618
3619 if (s3_data_op2 (&str, 5, _IMM5) == (int) s3_FAIL || s3_end_of_line (str) == (int) s3_FAIL)
3620 return;
3621}
3622
3623static void
3624s3_do_and48 (char *str)
3625{
3626 s3_skip_whitespace (str);
3627
3628 if (s3_reglow_required_here (&str, 38) == (int) s3_FAIL
3629 || s3_skip_past_comma (&str) == (int) s3_FAIL
3630 || s3_reglow_required_here (&str, 34) == (int) s3_FAIL
3631 || s3_skip_past_comma (&str) == (int) s3_FAIL
3632 || s3_data_op2 (&str, 2, _IMM32) == (int) s3_FAIL
3633 || s3_end_of_line (str) == (int) s3_FAIL)
3634 return;
3635}
3636
3637static void
3638s3_do_or48 (char *str)
3639{
3640 s3_skip_whitespace (str);
3641
3642 if (s3_reglow_required_here (&str, 38) == (int) s3_FAIL
3643 || s3_skip_past_comma (&str) == (int) s3_FAIL
3644 || s3_reglow_required_here (&str, 34) == (int) s3_FAIL
3645 || s3_skip_past_comma (&str) == (int) s3_FAIL
3646 || s3_data_op2 (&str, 2, _IMM32) == (int) s3_FAIL
3647 || s3_end_of_line (str) == (int) s3_FAIL)
3648 return;
3649}
3650
3651static void
3652s3_do_mbitclr (char *str)
3653{
3654 int val;
3655 s3_skip_whitespace (str);
3656
3657 if (*str != '[')
3658 {
3659 sprintf (s3_err_msg, _("missing ["));
3660 s3_inst.error=s3_err_msg;
3661 return;
3662 }
3663 str++;
3664
3665 s3_inst.instruction &= 0x0;
3666
3667 if ((s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
3668 || (s3_skip_past_comma (&str) == (int) s3_FAIL)
3669 || (s3_data_op2 (&str, 0, _IMM11) == (int) s3_FAIL))
3670 return;
3671
3672 /* Get imm11 and refill opcode. */
3673 val = s3_inst.instruction & 0x7ff;
3674 val >>= 2;
3675 s3_inst.instruction &= 0x000f8000;
3676 s3_inst.instruction |= 0x00000064;
3677
3678 if (*str != ']')
3679 {
3680 sprintf (s3_err_msg, _("missing ]"));
3681 s3_inst.error=s3_err_msg;
3682 return;
3683 }
3684 str++;
3685
3686 if ((s3_skip_past_comma (&str) == (int) s3_FAIL)
3687 || (s3_data_op2 (&str, 10, _IMM5) == (int) s3_FAIL))
3688 return;
3689
3690 /* Set imm11 to opcode. */
3691 s3_inst.instruction |= (val & 0x1)
3692 | (((val >> 1 ) & 0x7) << 7)
3693 | (((val >> 4 ) & 0x1f) << 20);
3694}
3695
3696static void
3697s3_do_mbitset (char *str)
3698{
3699 int val;
3700 s3_skip_whitespace (str);
3701
3702 if (*str != '[')
1c0d3aa6 3703 {
c3b7224a
NC		 3704 sprintf (s3_err_msg, _("missing ["));
3705 s3_inst.error=s3_err_msg;
3706 return;
3707 }
3708 str++;
3709
3710 s3_inst.instruction &= 0x0;
3711
3712 if ((s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
3713 || (s3_skip_past_comma (&str) == (int) s3_FAIL)
3714 || (s3_data_op2 (&str, 0, _IMM11) == (int) s3_FAIL))
3715 return;
3716
3717 /* Get imm11 and refill opcode. */
3718 val = s3_inst.instruction & 0x7ff;
3719 val >>= 2;
3720 s3_inst.instruction &= 0x000f8000;
3721 s3_inst.instruction |= 0x0000006c;
3722
3723 if (*str != ']')
3724 {
3725 sprintf (s3_err_msg, _("missing ]"));
3726 s3_inst.error=s3_err_msg;
3727 return;
3728 }
3729 str++;
3730
3731 if ((s3_skip_past_comma (&str) == (int) s3_FAIL)
3732 || (s3_data_op2 (&str, 10, _IMM5) == (int) s3_FAIL))
3733 return;
3734
3735 /* Set imm11 to opcode. */
3736 s3_inst.instruction |= (val & 0x1)
3737 | (((val >> 1 ) & 0x7) << 7)
3738 | (((val >> 4 ) & 0x1f) << 20);
3739}
3740
3741static void
3742s3_do16_slli_srli (char *str)
3743{
3744 s3_skip_whitespace (str);
3745
3746 if ((s3_reglow_required_here (&str, 5) == (int) s3_FAIL)
3747 || (s3_skip_past_comma (&str) == (int) s3_FAIL)
3748 || s3_data_op2 (&str, 0, _IMM5) == (int) s3_FAIL
3749 || s3_end_of_line (str) == (int) s3_FAIL)
3750 return;
3751}
3752
3753static void
3754s3_do16_ldiu (char *str)
3755{
3756 s3_skip_whitespace (str);
3757
3758 if ((s3_reg_required_here (&str, 5,s3_REG_TYPE_SCORE) == (int) s3_FAIL)
3759 || (s3_skip_past_comma (&str) == (int) s3_FAIL)
3760 || s3_data_op2 (&str, 0, _IMM5) == (int) s3_FAIL
3761 || s3_end_of_line (str) == (int) s3_FAIL)
3762 return;
3763}
3764
3765static void
3766s3_do16_push_pop (char *str)
3767{
3768 s3_skip_whitespace (str);
3769 if ((s3_reg_required_here (&str, 0, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
3770 || s3_end_of_line (str) == (int) s3_FAIL)
3771 return;
3772}
3773
3774static void
3775s3_do16_rpush (char *str)
3776{
3777 int reg;
3778 int val;
3779 s3_skip_whitespace (str);
3780 if ((reg = (s3_reg_required_here (&str, 5, s3_REG_TYPE_SCORE))) == (int) s3_FAIL
3781 || s3_skip_past_comma (&str) == (int) s3_FAIL
3782 || s3_data_op2 (&str, 0, _IMM5_MULTI_LOAD) == (int) s3_FAIL
3783 || s3_end_of_line (str) == (int) s3_FAIL)
3784 return;
3785
3786 /* 0: indicate 32.
3787 1: invalide value.
3788 2: to 31: normal value. */
3789 val = s3_inst.instruction & 0x1f;
3790 if (val == 1)
3791 {
3792 s3_inst.error = _("imm5 should >= 2");
3793 return;
3794 }
3795 if (reg >= 32)
3796 {
3797 s3_inst.error = _("reg should <= 31");
3798 return;
3799 }
3800}
3801
3802static void
3803s3_do16_rpop (char *str)
3804{
3805 int reg;
3806 int val;
3807 s3_skip_whitespace (str);
3808 if ((reg = (s3_reg_required_here (&str, 5, s3_REG_TYPE_SCORE))) == (int) s3_FAIL
3809 || s3_skip_past_comma (&str) == (int) s3_FAIL
3810 || s3_data_op2 (&str, 0, _IMM5_MULTI_LOAD) == (int) s3_FAIL
3811 || s3_end_of_line (str) == (int) s3_FAIL)
3812 return;
3813
3814 /* 0: indicate 32.
3815 1: invalide value.
3816 2: to 31: normal value. */
3817 val = s3_inst.instruction & 0x1f;
3818 if (val == 1)
3819 {
3820 s3_inst.error = _("imm5 should >= 2");
3821 return;
3822 }
3823
3824 if (reg >= 32)
3825 {
3826 s3_inst.error = _("reg should <= 31");
3827 return;
3828 }
3829 else
3830 {
3831 if ((reg + val) <= 32)
3832 reg = reg + val - 1;
3833 else
3834 reg = reg + val - 33;
3835 s3_inst.instruction &= 0x7c1f;
3836 s3_inst.instruction |= (reg << 5);
3837 return;
1c0d3aa6
NC		 3838 }
3839}
3840
3841/* Handle lcb/lcw/lce/scb/scw/sce. */
3842static void
c3b7224a 3843s3_do_ldst_unalign (char *str)
1c0d3aa6
NC		 3844{
3845 int conflict_reg;
3846
c3b7224a 3847 if (s3_university_version == 1)
1c0d3aa6 3848 {
c3b7224a 3849 s3_inst.error = s3_ERR_FOR_SCORE5U_ATOMIC;
1c0d3aa6
NC		 3850 return;
3851 }
3852
c3b7224a 3853 s3_skip_whitespace (str);
1c0d3aa6
NC		 3854
3855 /* lcb/scb [rA]+. */
3856 if (*str == '[')
3857 {
3858 str++;
c3b7224a 3859 s3_skip_whitespace (str);
1c0d3aa6 3860
c3b7224a 3861 if (s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
1c0d3aa6
NC		 3862 return;
3863
3864 if (*str++ == ']')
3865 {
3866 if (*str++ != '+')
3867 {
c3b7224a 3868 s3_inst.error = _("missing +");
1c0d3aa6
NC		 3869 return;
3870 }
3871 }
3872 else
3873 {
c3b7224a 3874 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3875 return;
3876 }
3877
c3b7224a 3878 if (s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 3879 return;
3880 }
3881 /* lcw/lce/scb/sce rD, [rA]+. */
3882 else
3883 {
c3b7224a
NC		 3884 if (((conflict_reg = s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
3885 || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 3886 {
3887 return;
3888 }
3889
c3b7224a 3890 s3_skip_whitespace (str);
1c0d3aa6
NC		 3891 if (*str++ == '[')
3892 {
3893 int reg;
3894
c3b7224a
NC		 3895 s3_skip_whitespace (str);
3896 if ((reg = s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
1c0d3aa6
NC		 3897 {
3898 return;
3899 }
3900
3901 /* Conflicts can occur on stores as well as loads. */
3902 conflict_reg = (conflict_reg == reg);
c3b7224a 3903 s3_skip_whitespace (str);
1c0d3aa6
NC		 3904 if (*str++ == ']')
3905 {
c3b7224a 3906 unsigned int ldst_func = s3_inst.instruction & LDST_UNALIGN_MASK;
1c0d3aa6
NC		 3907
3908 if (*str++ == '+')
3909 {
3910 if (conflict_reg)
3911 {
3912 as_warn (_("%s register same as write-back base"),
3913 ((ldst_func & UA_LCE) || (ldst_func & UA_LCW)
3914 ? _("destination") : _("source")));
3915 }
3916 }
3917 else
3918 {
c3b7224a 3919 s3_inst.error = _("missing +");
1c0d3aa6
NC		 3920 return;
3921 }
3922
c3b7224a 3923 if (s3_end_of_line (str) == (int) s3_FAIL)
1c0d3aa6
NC		 3924 return;
3925 }
3926 else
3927 {
c3b7224a 3928 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3929 return;
3930 }
3931 }
3932 else
3933 {
c3b7224a 3934 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 3935 return;
3936 }
3937 }
3938}
3939
3940/* Handle alw/asw. */
3941static void
c3b7224a 3942s3_do_ldst_atomic (char *str)
1c0d3aa6 3943{
c3b7224a 3944 if (s3_university_version == 1)
1c0d3aa6 3945 {
c3b7224a 3946 s3_inst.error = s3_ERR_FOR_SCORE5U_ATOMIC;
1c0d3aa6
NC		 3947 return;
3948 }
3949
c3b7224a 3950 s3_skip_whitespace (str);
1c0d3aa6 3951
c3b7224a
NC		 3952 if ((s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE) == (int) s3_FAIL)
3953 || (s3_skip_past_comma (&str) == (int) s3_FAIL))
1c0d3aa6
NC		 3954 {
3955 return;
3956 }
3957 else
3958 {
3959
c3b7224a 3960 s3_skip_whitespace (str);
1c0d3aa6
NC		 3961 if (*str++ == '[')
3962 {
3963 int reg;
3964
c3b7224a
NC		 3965 s3_skip_whitespace (str);
3966 if ((reg = s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
1c0d3aa6
NC		 3967 {
3968 return;
3969 }
3970
c3b7224a 3971 s3_skip_whitespace (str);
1c0d3aa6
NC		 3972 if (*str++ != ']')
3973 {
c3b7224a 3974 s3_inst.error = _("missing ]");
1c0d3aa6
NC		 3975 return;
3976 }
3977
c3b7224a 3978 s3_end_of_line (str);
1c0d3aa6
NC		 3979 }
3980 else
c3b7224a 3981 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 3982 }
3983}
3984
3985static void
c3b7224a
NC		 3986s3_build_relax_frag (struct s3_score_it fix_insts[s3_RELAX_INST_NUM], int fix_num ATTRIBUTE_UNUSED,
3987 struct s3_score_it var_insts[s3_RELAX_INST_NUM], int var_num,
1c0d3aa6
NC		 3988 symbolS *add_symbol)
3989{
3990 int i;
3991 char *p;
3992 fixS *fixp = NULL;
b3549761 3993 fixS *cur_fixp = NULL;
1c0d3aa6 3994 long where;
c3b7224a 3995 struct s3_score_it inst_main;
1c0d3aa6 3996
c3b7224a 3997 memcpy (&inst_main, &fix_insts[0], sizeof (struct s3_score_it));
1c0d3aa6
NC		 3998
3999 /* Adjust instruction opcode and to be relaxed instruction opcode. */
c3b7224a 4000 inst_main.instruction = s3_adjust_paritybit (inst_main.instruction, s3_GET_INSN_CLASS (inst_main.type));
1c0d3aa6
NC		 4001 inst_main.type = Insn_PIC;
4002
4003 for (i = 0; i < var_num; i++)
4004 {
4005 inst_main.relax_size += var_insts[i].size;
c3b7224a
NC		 4006 var_insts[i].instruction = s3_adjust_paritybit (var_insts[i].instruction,
4007 s3_GET_INSN_CLASS (var_insts[i].type));
1c0d3aa6
NC		 4008 }
4009
4010 /* Check data dependency. */
c3b7224a 4011 s3_handle_dependency (&inst_main);
1c0d3aa6
NC		 4012
4013 /* Start a new frag if frag_now is not empty. */
4014 if (frag_now_fix () != 0)
4015 {
4016 if (!frag_now->tc_frag_data.is_insn)
4017 {
4018 frag_wane (frag_now);
4019 }
4020 frag_new (0);
4021 }
4022 frag_grow (20);
4023
4024 /* Write fr_fix part. */
4025 p = frag_more (inst_main.size);
c3b7224a 4026 s3_md_number_to_chars (p, inst_main.instruction, inst_main.size);
1c0d3aa6
NC		 4027
4028 if (inst_main.reloc.type != BFD_RELOC_NONE)
c3b7224a 4029 fixp = s3_fix_new_score (frag_now, p - frag_now->fr_literal, inst_main.size,
b3549761 4030 &inst_main.reloc.exp, inst_main.reloc.pc_rel, inst_main.reloc.type);
1c0d3aa6 4031
b3549761
NC		 4032 frag_now->tc_frag_data.fixp = fixp;
4033 cur_fixp = frag_now->tc_frag_data.fixp;
1c0d3aa6
NC		 4034
4035#ifdef OBJ_ELF
4036 dwarf2_emit_insn (inst_main.size);
4037#endif
4038
4039 where = p - frag_now->fr_literal + inst_main.size;
4040 for (i = 0; i < var_num; i++)
4041 {
4042 if (i > 0)
4043 where += var_insts[i - 1].size;
4044
4045 if (var_insts[i].reloc.type != BFD_RELOC_NONE)
4046 {
c3b7224a 4047 fixp = s3_fix_new_score (frag_now, where, var_insts[i].size,
1c0d3aa6
NC		 4048 &var_insts[i].reloc.exp, var_insts[i].reloc.pc_rel,
4049 var_insts[i].reloc.type);
4050 if (fixp)
4051 {
b3549761
NC		 4052 if (cur_fixp)
4053 {
4054 cur_fixp->fx_next = fixp;
4055 cur_fixp = cur_fixp->fx_next;
4056 }
4057 else
4058 {
4059 frag_now->tc_frag_data.fixp = fixp;
4060 cur_fixp = frag_now->tc_frag_data.fixp;
4061 }
1c0d3aa6
NC		 4062 }
4063 }
4064 }
4065
c3b7224a
NC		 4066 p = frag_var (rs_machine_dependent, inst_main.relax_size + s3_RELAX_PAD_BYTE, 0,
4067 s3_RELAX_ENCODE (inst_main.size, inst_main.relax_size, inst_main.type,
1c0d3aa6
NC		 4068 0, inst_main.size, 0), add_symbol, 0, NULL);
4069
4070 /* Write fr_var part.
c3b7224a 4071 no calling s3_gen_insn_frag, no fixS will be generated. */
1c0d3aa6
NC		 4072 for (i = 0; i < var_num; i++)
4073 {
c3b7224a 4074 s3_md_number_to_chars (p, var_insts[i].instruction, var_insts[i].size);
1c0d3aa6
NC		 4075 p += var_insts[i].size;
4076 }
4077 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a 4078 s3_inst.bwarn = -1;
1c0d3aa6
NC		 4079}
4080
c3b7224a 4081/* Build a relax frag for la instruction when generating s3_PIC,
1c0d3aa6 4082 external symbol first and local symbol second. */
1c0d3aa6 4083static void
c3b7224a 4084s3_build_la_pic (int reg_rd, expressionS exp)
1c0d3aa6
NC		 4085{
4086 symbolS *add_symbol = exp.X_add_symbol;
4087 offsetT add_number = exp.X_add_number;
c3b7224a
NC		 4088 struct s3_score_it fix_insts[s3_RELAX_INST_NUM];
4089 struct s3_score_it var_insts[s3_RELAX_INST_NUM];
1c0d3aa6
NC		 4090 int fix_num = 0;
4091 int var_num = 0;
c3b7224a 4092 char tmp[s3_MAX_LITERAL_POOL_SIZE];
1c0d3aa6
NC		 4093 int r1_bak;
4094
c3b7224a
NC		 4095 r1_bak = s3_nor1;
4096 s3_nor1 = 0;
1c0d3aa6
NC		 4097
4098 if (add_number == 0)
4099 {
4100 fix_num = 1;
4101 var_num = 2;
4102
8fce5f8c
ML		 4103 /* For an external symbol, only one insn is generated;
4104 For a local symbol, two insns are generated. */
1c0d3aa6 4105 /* Fix part
8fce5f8c 4106 For an external symbol: lw rD, <sym>($gp)
1c0d3aa6 4107 (BFD_RELOC_SCORE_GOT15 or BFD_RELOC_SCORE_CALL15) */
48903831 4108 sprintf (tmp, "lw_pic r%d, %s", reg_rd, add_symbol->bsym->name);
c3b7224a 4109 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4110 return;
4111
c3b7224a
NC		 4112 if (reg_rd == s3_PIC_CALL_REG)
4113 s3_inst.reloc.type = BFD_RELOC_SCORE_CALL15;
4114 memcpy (&fix_insts[0], &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 4115
4116 /* Var part
4117 For a local symbol :
4118 lw rD, <sym>($gp) (BFD_RELOC_SCORE_GOT15)
4119 addi rD, <sym> (BFD_RELOC_GOT_LO16) */
c3b7224a
NC		 4120 s3_inst.reloc.type = BFD_RELOC_SCORE_GOT15;
4121 memcpy (&var_insts[0], &s3_inst, sizeof (struct s3_score_it));
48903831 4122 sprintf (tmp, "addi_s_pic r%d, %s", reg_rd, add_symbol->bsym->name);
c3b7224a 4123 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4124 return;
4125
c3b7224a
NC		 4126 memcpy (&var_insts[1], &s3_inst, sizeof (struct s3_score_it));
4127 s3_build_relax_frag (fix_insts, fix_num, var_insts, var_num, add_symbol);
1c0d3aa6
NC		 4128 }
4129 else if (add_number >= -0x8000 && add_number <= 0x7fff)
4130 {
4131 /* Insn 1: lw rD, <sym>($gp) (BFD_RELOC_SCORE_GOT15) */
48903831 4132 sprintf (tmp, "lw_pic r%d, %s", reg_rd, add_symbol->bsym->name);
c3b7224a 4133 if (s3_append_insn (tmp, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4134 return;
4135
4136 /* Insn 2 */
4137 fix_num = 1;
4138 var_num = 1;
4139 /* Fix part
4140 For an external symbol: addi rD, <constant> */
48903831 4141 sprintf (tmp, "addi r%d, %d", reg_rd, (int)add_number);
c3b7224a 4142 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4143 return;
4144
c3b7224a 4145 memcpy (&fix_insts[0], &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 4146
4147 /* Var part
4148 For a local symbol: addi rD, <sym>+<constant> (BFD_RELOC_GOT_LO16) */
48903831 4149 sprintf (tmp, "addi_s_pic r%d, %s + %d", reg_rd, add_symbol->bsym->name, (int)add_number);
c3b7224a 4150 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4151 return;
4152
c3b7224a
NC		 4153 memcpy (&var_insts[0], &s3_inst, sizeof (struct s3_score_it));
4154 s3_build_relax_frag (fix_insts, fix_num, var_insts, var_num, add_symbol);
1c0d3aa6
NC		 4155 }
4156 else
4157 {
4158 int hi = (add_number >> 16) & 0x0000FFFF;
4159 int lo = add_number & 0x0000FFFF;
4160
4161 /* Insn 1: lw rD, <sym>($gp) (BFD_RELOC_SCORE_GOT15) */
48903831 4162 sprintf (tmp, "lw_pic r%d, %s", reg_rd, add_symbol->bsym->name);
c3b7224a 4163 if (s3_append_insn (tmp, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4164 return;
4165
4166 /* Insn 2 */
4167 fix_num = 1;
4168 var_num = 1;
4169 /* Fix part
4170 For an external symbol: ldis r1, HI%<constant> */
48903831 4171 sprintf (tmp, "ldis r1, %d", hi);
c3b7224a 4172 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4173 return;
4174
c3b7224a 4175 memcpy (&fix_insts[0], &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 4176
4177 /* Var part
4178 For a local symbol: ldis r1, HI%<constant>
4179 but, if lo is outof 16 bit, make hi plus 1 */
4180 if ((lo < -0x8000) || (lo > 0x7fff))
4181 {
4182 hi += 1;
4183 }
48903831 4184 sprintf (tmp, "ldis_pic r1, %d", hi);
c3b7224a 4185 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4186 return;
4187
c3b7224a
NC		 4188 memcpy (&var_insts[0], &s3_inst, sizeof (struct s3_score_it));
4189 s3_build_relax_frag (fix_insts, fix_num, var_insts, var_num, add_symbol);
1c0d3aa6
NC		 4190
4191 /* Insn 3 */
4192 fix_num = 1;
4193 var_num = 1;
4194 /* Fix part
4195 For an external symbol: ori r1, LO%<constant> */
48903831 4196 sprintf (tmp, "ori r1, %d", lo);
c3b7224a 4197 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4198 return;
4199
c3b7224a 4200 memcpy (&fix_insts[0], &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 4201
4202 /* Var part
4203 For a local symbol: addi r1, <sym>+LO%<constant> (BFD_RELOC_GOT_LO16) */
48903831 4204 sprintf (tmp, "addi_u_pic r1, %s + %d", add_symbol->bsym->name, lo);
c3b7224a 4205 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
1c0d3aa6
NC		 4206 return;
4207
c3b7224a
NC		 4208 memcpy (&var_insts[0], &s3_inst, sizeof (struct s3_score_it));
4209 s3_build_relax_frag (fix_insts, fix_num, var_insts, var_num, add_symbol);
1c0d3aa6
NC		 4210
4211 /* Insn 4: add rD, rD, r1 */
48903831 4212 sprintf (tmp, "add r%d, r%d, r1", reg_rd, reg_rd);
c3b7224a 4213 if (s3_append_insn (tmp, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4214 return;
4215
4216 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a 4217 s3_inst.bwarn = -1;
1c0d3aa6
NC		 4218 }
4219
c3b7224a 4220 s3_nor1 = r1_bak;
1c0d3aa6
NC		 4221}
4222
4223/* Handle la. */
4224static void
c3b7224a 4225s3_do_macro_la_rdi32 (char *str)
1c0d3aa6
NC		 4226{
4227 int reg_rd;
4228
c3b7224a
NC		 4229 s3_skip_whitespace (str);
4230 if ((reg_rd = s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
4231 || s3_skip_past_comma (&str) == (int) s3_FAIL)
1c0d3aa6
NC		 4232 {
4233 return;
4234 }
4235 else
4236 {
c3b7224a 4237 /* Save str. */
1c0d3aa6 4238 char *keep_data = str;
c3b7224a
NC		 4239 char append_str[s3_MAX_LITERAL_POOL_SIZE];
4240
4241 /* Check immediate value. */
4242 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL)
4243 {
4244 s3_inst.error = _("expression error");
4245 return;
4246 }
4247 else if ((s3_inst.reloc.exp.X_add_symbol == NULL)
4248 && (s3_validate_immediate (s3_inst.reloc.exp.X_add_number, _IMM32, 0) == (int) s3_FAIL))
4249 {
4250 s3_inst.error = _("value not in range [0, 0xffffffff]");
4251 return;
4252 }
4253
4254 /* Reset str. */
4255 str = keep_data;
1c0d3aa6
NC		 4256
4257 /* la rd, simm16. */
c3b7224a 4258 if (s3_data_op2 (&str, 1, _SIMM16_LA) != (int) s3_FAIL)
1c0d3aa6 4259 {
c3b7224a 4260 s3_end_of_line (str);
1c0d3aa6
NC		 4261 return;
4262 }
4263 /* la rd, imm32 or la rd, label. */
4264 else
4265 {
c3b7224a
NC		 4266 s3_SET_INSN_ERROR (NULL);
4267 /* Reset str. */
1c0d3aa6 4268 str = keep_data;
c3b7224a
NC		 4269 if ((s3_data_op2 (&str, 1, _VALUE_HI16) == (int) s3_FAIL)
4270 || (s3_end_of_line (str) == (int) s3_FAIL))
1c0d3aa6
NC		 4271 {
4272 return;
4273 }
4274 else
4275 {
c3b7224a 4276 if ((s3_score_pic == s3_NO_PIC) || (!s3_inst.reloc.exp.X_add_symbol))
14119072 4277 {
48903831 4278 sprintf (append_str, "ld_i32hi r%d, %s", reg_rd, keep_data);
c3b7224a 4279 if (s3_append_insn (append_str, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4280 return;
4281
48903831 4282 sprintf (append_str, "ld_i32lo r%d, %s", reg_rd, keep_data);
c3b7224a 4283 if (s3_append_insn (append_str, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4284 return;
4285 }
4286 else
4287 {
9c2799c2 4288 gas_assert (s3_inst.reloc.exp.X_add_symbol);
c3b7224a 4289 s3_build_la_pic (reg_rd, s3_inst.reloc.exp);
1c0d3aa6
NC		 4290 }
4291
4292 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a 4293 s3_inst.bwarn = -1;
1c0d3aa6
NC		 4294 }
4295 }
4296 }
4297}
4298
4299/* Handle li. */
4300static void
c3b7224a
NC		 4301s3_do_macro_li_rdi32 (char *str)
4302{
1c0d3aa6
NC		 4303
4304 int reg_rd;
4305
c3b7224a
NC		 4306 s3_skip_whitespace (str);
4307 if ((reg_rd = s3_reg_required_here (&str, 20, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
4308 || s3_skip_past_comma (&str) == (int) s3_FAIL)
1c0d3aa6
NC		 4309 {
4310 return;
4311 }
4312 else
4313 {
c3b7224a 4314 /* Save str. */
1c0d3aa6
NC		 4315 char *keep_data = str;
4316
c3b7224a
NC		 4317 /* Check immediate value. */
4318 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL)
4319 {
4320 s3_inst.error = _("expression error");
4321 return;
4322 }
4323 else if (!(s3_inst.reloc.exp.X_add_number >= -0xffffffffLL
4324 && s3_inst.reloc.exp.X_add_number <= 0xffffffffLL))
4325 {
4326 s3_inst.error = _("value not in range [-0xffffffff, 0xffffffff]");
4327 return;
4328 }
4329
4330 /* Reset str. */
4331 str = keep_data;
4332
1c0d3aa6 4333 /* li rd, simm16. */
c3b7224a 4334 if (s3_data_op2 (&str, 1, _SIMM16_LA) != (int) s3_FAIL)
1c0d3aa6 4335 {
c3b7224a 4336 s3_end_of_line (str);
1c0d3aa6
NC		 4337 return;
4338 }
4339 /* li rd, imm32. */
4340 else
4341 {
c3b7224a 4342 char append_str[s3_MAX_LITERAL_POOL_SIZE];
1c0d3aa6 4343
c3b7224a 4344 /* Reset str. */
1c0d3aa6
NC		 4345 str = keep_data;
4346
c3b7224a
NC		 4347 if ((s3_data_op2 (&str, 1, _VALUE_HI16) == (int) s3_FAIL)
4348 || (s3_end_of_line (str) == (int) s3_FAIL))
1c0d3aa6
NC		 4349 {
4350 return;
4351 }
c3b7224a 4352 else if (s3_inst.reloc.exp.X_add_symbol)
1c0d3aa6 4353 {
c3b7224a 4354 s3_inst.error = _("li rd label isn't correct instruction form");
1c0d3aa6
NC		 4355 return;
4356 }
4357 else
4358 {
48903831 4359 sprintf (append_str, "ld_i32hi r%d, %s", reg_rd, keep_data);
1c0d3aa6 4360
c3b7224a 4361 if (s3_append_insn (append_str, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4362 return;
4363 else
4364 {
48903831 4365 sprintf (append_str, "ld_i32lo r%d, %s", reg_rd, keep_data);
c3b7224a 4366 if (s3_append_insn (append_str, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4367 return;
4368
4369 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a 4370 s3_inst.bwarn = -1;
1c0d3aa6
NC		 4371 }
4372 }
4373 }
4374 }
4375}
4376
4377/* Handle mul/mulu/div/divu/rem/remu. */
4378static void
c3b7224a 4379s3_do_macro_mul_rdrsrs (char *str)
1c0d3aa6
NC		 4380{
4381 int reg_rd;
4382 int reg_rs1;
4383 int reg_rs2;
4384 char *backupstr;
c3b7224a 4385 char append_str[s3_MAX_LITERAL_POOL_SIZE];
1c0d3aa6 4386
c3b7224a
NC		 4387 if (s3_university_version == 1)
4388 as_warn ("%s", s3_ERR_FOR_SCORE5U_MUL_DIV);
1c0d3aa6
NC		 4389
4390 strcpy (append_str, str);
4391 backupstr = append_str;
c3b7224a
NC		 4392 s3_skip_whitespace (backupstr);
4393 if (((reg_rd = s3_reg_required_here (&backupstr, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
4394 || (s3_skip_past_comma (&backupstr) == (int) s3_FAIL)
4395 || ((reg_rs1 = s3_reg_required_here (&backupstr, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL))
1c0d3aa6 4396 {
c3b7224a 4397 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 4398 return;
4399 }
4400
c3b7224a 4401 if (s3_skip_past_comma (&backupstr) == (int) s3_FAIL)
1c0d3aa6
NC		 4402 {
4403 /* rem/remu rA, rB is error format. */
c3b7224a 4404 if (strcmp (s3_inst.name, "rem") == 0 || strcmp (s3_inst.name, "remu") == 0)
1c0d3aa6 4405 {
c3b7224a 4406 s3_SET_INSN_ERROR (s3_BAD_ARGS);
1c0d3aa6
NC		 4407 }
4408 else
4409 {
c3b7224a
NC		 4410 s3_SET_INSN_ERROR (NULL);
4411 s3_do_rsrs (str);
1c0d3aa6
NC		 4412 }
4413 return;
4414 }
4415 else
4416 {
c3b7224a
NC		 4417 s3_SET_INSN_ERROR (NULL);
4418 if (((reg_rs2 = s3_reg_required_here (&backupstr, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
4419 || (s3_end_of_line (backupstr) == (int) s3_FAIL))
1c0d3aa6
NC		 4420 {
4421 return;
4422 }
4423 else
4424 {
c3b7224a 4425 char append_str1[s3_MAX_LITERAL_POOL_SIZE];
1c0d3aa6 4426
c3b7224a 4427 if (strcmp (s3_inst.name, "rem") == 0)
1c0d3aa6 4428 {
48903831
NC		 4429 sprintf (append_str, "mul r%d, r%d", reg_rs1, reg_rs2);
4430 sprintf (append_str1, "mfceh r%d", reg_rd);
1c0d3aa6 4431 }
c3b7224a 4432 else if (strcmp (s3_inst.name, "remu") == 0)
1c0d3aa6 4433 {
48903831
NC		 4434 sprintf (append_str, "mulu r%d, r%d", reg_rs1, reg_rs2);
4435 sprintf (append_str1, "mfceh r%d", reg_rd);
1c0d3aa6
NC		 4436 }
4437 else
4438 {
c3b7224a 4439 sprintf (append_str, "%s r%d, r%d", s3_inst.name, reg_rs1, reg_rs2);
48903831 4440 sprintf (append_str1, "mfcel r%d", reg_rd);
1c0d3aa6
NC		 4441 }
4442
4443 /* Output mul/mulu or div/divu or rem/remu. */
c3b7224a 4444 if (s3_append_insn (append_str, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4445 return;
4446
4447 /* Output mfcel or mfceh. */
c3b7224a 4448 if (s3_append_insn (append_str1, TRUE) == (int) s3_FAIL)
1c0d3aa6
NC		 4449 return;
4450
4451 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a 4452 s3_inst.bwarn = -1;
1c0d3aa6
NC		 4453 }
4454 }
4455}
4456
4457static void
c3b7224a 4458s3_exp_macro_ldst_abs (char *str)
1c0d3aa6
NC		 4459{
4460 int reg_rd;
4461 char *backupstr, *tmp;
c3b7224a
NC		 4462 char append_str[s3_MAX_LITERAL_POOL_SIZE];
4463 char verifystr[s3_MAX_LITERAL_POOL_SIZE];
4464 struct s3_score_it inst_backup;
1c0d3aa6
NC		 4465 int r1_bak = 0;
4466
c3b7224a
NC		 4467 r1_bak = s3_nor1;
4468 s3_nor1 = 0;
4469 memcpy (&inst_backup, &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 4470
4471 strcpy (verifystr, str);
4472 backupstr = verifystr;
c3b7224a
NC		 4473 s3_skip_whitespace (backupstr);
4474 if ((reg_rd = s3_reg_required_here (&backupstr, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
1c0d3aa6
NC		 4475 return;
4476
4477 tmp = backupstr;
c3b7224a 4478 if (s3_skip_past_comma (&backupstr) == (int) s3_FAIL)
1c0d3aa6
NC		 4479 return;
4480
4481 backupstr = tmp;
48903831 4482 sprintf (append_str, "li r1 %s", backupstr);
c3b7224a 4483 s3_append_insn (append_str, TRUE);
1c0d3aa6 4484
c3b7224a 4485 memcpy (&s3_inst, &inst_backup, sizeof (struct s3_score_it));
48903831 4486 sprintf (append_str, " r%d, [r1,0]", reg_rd);
c3b7224a 4487 s3_do_ldst_insn (append_str);
1c0d3aa6 4488
c3b7224a 4489 s3_nor1 = r1_bak;
1c0d3aa6 4490}
c3b7224a
NC		 4491/* Handle bcmpeq / bcmpne */
4492static void
4493s3_do_macro_bcmp (char *str)
1c0d3aa6 4494{
c3b7224a
NC		 4495 int reg_a , reg_b;
4496 char keep_data[s3_MAX_LITERAL_POOL_SIZE];
4497 char* ptemp;
4498 int i=0;
4499 struct s3_score_it inst_expand[2];
4500 struct s3_score_it inst_main;
4501
4502
4503 s3_skip_whitespace (str);
4504 if (( reg_a = s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
4505 || s3_skip_past_comma (&str) == (int) s3_FAIL
4506 ||(reg_b = s3_reg_required_here (&str, 10, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
4507 || s3_skip_past_comma (&str) == (int) s3_FAIL)
4508 return;
4509 ptemp =str;
4510 while(*ptemp!=0)
4511 {
4512 keep_data[i]=*ptemp;
4513 i++;
4514 ptemp++;
4515 }
4516 keep_data[i]=0;
4517 if (s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
4518 ||reg_b ==0
4519 || s3_end_of_line (str) == (int) s3_FAIL)
4520 return ;
4521 else if (s3_inst.reloc.exp.X_add_symbol == 0)
4522 {
4523 s3_inst.error = _("lacking label ");
4524 return;
4525 }
4526 else
1c0d3aa6 4527 {
c3b7224a
NC		 4528 char append_str[s3_MAX_LITERAL_POOL_SIZE];
4529 s3_SET_INSN_ERROR (NULL);
4530
4531 s3_inst.reloc.type = BFD_RELOC_SCORE_BCMP;
4532 s3_inst.reloc.pc_rel = 1;
4533 bfd_signed_vma val = s3_inst.reloc.exp.X_add_number;
1c0d3aa6 4534
c3b7224a
NC		 4535 /* Branch 32 offset field : 20 bit, 16 bit branch offset field : 8 bit. */
4536 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;
4537
4538 /* Check and set offset. */
4539 if (((val & 0xfffffe00) != 0)
4540 && ((val & 0xfffffe00) != 0xfffffe00))
1c0d3aa6 4541 {
c3b7224a
NC		 4542 /* support bcmp --> cmp!+beq (bne) */
4543 if (s3_score_pic == s3_NO_PIC)
4544 {
4545 sprintf (&append_str[0], "cmp! r%d, r%d", reg_a, reg_b);
4546 if (s3_append_insn (&append_str[0], TRUE) == (int) s3_FAIL)
4547 return;
4548 if ((inst_main.instruction & 0x3e00007e) == 0x0000004c)
4549 sprintf (&append_str[1], "beq %s", keep_data);
4550 else
4551 sprintf (&append_str[1], "bne %s", keep_data);
4552 if (s3_append_insn (&append_str[1], TRUE) == (int) s3_FAIL)
4553 return;
4554 }
4555 else
4556 {
9c2799c2 4557 gas_assert (s3_inst.reloc.exp.X_add_symbol);
c3b7224a
NC		 4558 }
4559 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
4560 s3_inst.bwarn = -1;
4561 return;
1c0d3aa6 4562 }
c3b7224a 4563 else
1c0d3aa6 4564 {
c3b7224a
NC		 4565 val >>= 1;
4566 s3_inst.instruction |= (val & 0x1)
4567 | (((val >> 1) & 0x7) << 7)
4568 | (((val >> 4) & 0x1f) << 20);
1c0d3aa6
NC		 4569 }
4570
c3b7224a
NC		 4571 /* Backup s3_inst. */
4572 memcpy (&inst_main, &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6 4573
c3b7224a
NC		 4574 if (s3_score_pic == s3_NO_PIC)
4575 {
4576 sprintf (&append_str[0], "cmp! r%d, r%d", reg_a, reg_b);
4577 if (s3_append_insn (&append_str[0], FALSE) == (int) s3_FAIL)
4578 return;
4579 memcpy (&inst_expand[0], &s3_inst, sizeof (struct s3_score_it));
4580
4581 if ((inst_main.instruction & 0x3e00007e) == 0x0000004c)
4582 sprintf (&append_str[1], "beq %s", keep_data);
4583 else
4584 sprintf (&append_str[1], "bne %s", keep_data);
4585 if (s3_append_insn (&append_str[1], FALSE) == (int) s3_FAIL)
4586 return;
4587 memcpy (&inst_expand[1], &s3_inst, sizeof (struct s3_score_it));
4588 }
4589 else
4590 {
9c2799c2 4591 gas_assert (s3_inst.reloc.exp.X_add_symbol);
c3b7224a
NC		 4592 }
4593 inst_main.relax_size = inst_expand[0].size + inst_expand[1].size;
4594 inst_main.type = Insn_BCMP;
1c0d3aa6 4595
c3b7224a
NC		 4596 /* Adjust instruction opcode and to be relaxed instruction opcode. */
4597 inst_main.instruction = s3_adjust_paritybit (inst_main.instruction, s3_GET_INSN_CLASS (inst_main.type));
1c0d3aa6 4598
c3b7224a
NC		 4599 for (i = 0; i < 2; i++)
4600 inst_expand[i].instruction = s3_adjust_paritybit (inst_expand[i].instruction,
4601 s3_GET_INSN_CLASS (inst_expand[i].type));
4602 /* Check data dependency. */
4603 s3_handle_dependency (&inst_main);
4604 /* Start a new frag if frag_now is not empty. */
4605 if (frag_now_fix () != 0)
4606 {
4607 if (!frag_now->tc_frag_data.is_insn)
4608 frag_wane (frag_now);
4609 frag_new (0);
4610 }
4611 frag_grow (20);
1c0d3aa6 4612
c3b7224a
NC		 4613 /* Write fr_fix part. */
4614 char *p;
4615 p = frag_more (inst_main.size);
4616 s3_md_number_to_chars (p, inst_main.instruction, inst_main.size);
1c0d3aa6 4617
c3b7224a
NC		 4618 if (inst_main.reloc.type != BFD_RELOC_NONE)
4619 {
4620 s3_fix_new_score (frag_now, p - frag_now->fr_literal, inst_main.size,
4621 &inst_main.reloc.exp, inst_main.reloc.pc_rel, inst_main.reloc.type);
4622 }
4623#ifdef OBJ_ELF
4624 dwarf2_emit_insn (inst_main.size);
4625#endif
1c0d3aa6 4626
c3b7224a
NC		 4627 /* s3_GP instruction can not do optimization, only can do relax between
4628 1 instruction and 3 instructions. */
4629 p = frag_var (rs_machine_dependent, inst_main.relax_size + s3_RELAX_PAD_BYTE, 0,
4630 s3_RELAX_ENCODE (inst_main.size, inst_main.relax_size, inst_main.type, 0, 4, 1),
4631 inst_main.reloc.exp.X_add_symbol, 0, NULL);
1c0d3aa6 4632
c3b7224a
NC		 4633 /* Write fr_var part.
4634 no calling s3_gen_insn_frag, no fixS will be generated. */
4635 s3_md_number_to_chars (p, inst_expand[0].instruction, inst_expand[0].size);
4636 p += inst_expand[0].size;
4637 s3_md_number_to_chars (p, inst_expand[1].instruction, inst_expand[1].size);
4638 p += inst_expand[1].size;
1c0d3aa6 4639
8fce5f8c 4640 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
c3b7224a
NC		 4641 s3_inst.bwarn = -1;
4642 }
4643}
4644
4645/* Handle bcmpeqz / bcmpnez */
4646static void
4647s3_do_macro_bcmpz (char *str)
4648{
4649 int reg_a ;
4650 char keep_data[s3_MAX_LITERAL_POOL_SIZE];
4651 char* ptemp;
4652 int i=0;
4653 struct s3_score_it inst_expand[2];
4654 struct s3_score_it inst_main;
4655
4656 s3_skip_whitespace (str);
4657 if (( reg_a = s3_reg_required_here (&str, 15, s3_REG_TYPE_SCORE)) == (int) s3_FAIL
4658 || s3_skip_past_comma (&str) == (int) s3_FAIL )
4659 return;
4660 ptemp =str;
4661 while(*ptemp!=0)
4662 {
4663 keep_data[i]=*ptemp;
4664 i++;
4665 ptemp++;
4666 }
4667 keep_data[i]=0;
4668 if ( s3_my_get_expression (&s3_inst.reloc.exp, &str) == (int) s3_FAIL
4669 || s3_end_of_line (str) == (int) s3_FAIL)
4670 return ;
4671
4672 else if (s3_inst.reloc.exp.X_add_symbol == 0)
4673 {
4674 s3_inst.error = _("lacking label ");
4675 return;
4676 }
4677 else
4678 {
4679 char append_str[s3_MAX_LITERAL_POOL_SIZE];
4680 s3_SET_INSN_ERROR (NULL);
4681 s3_inst.reloc.type = BFD_RELOC_SCORE_BCMP;
4682 s3_inst.reloc.pc_rel = 1;
4683 bfd_signed_vma val = s3_inst.reloc.exp.X_add_number;
4684
4685 /* Branch 32 offset field : 20 bit, 16 bit branch offset field : 8 bit. */
4686 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;
4687
4688 /* Check and set offset. */
4689 if (((val & 0xfffffe00) != 0)
4690 && ((val & 0xfffffe00) != 0xfffffe00))
4691 {
4692 if (s3_score_pic == s3_NO_PIC)
4693 {
4694 sprintf (&append_str[0], "cmpi! r%d,0", reg_a);
4695 if (s3_append_insn (&append_str[0], TRUE) == (int) s3_FAIL)
4696 return;
4697 if ((inst_main.instruction & 0x3e00007e) == 0x0000004c)
4698 sprintf (&append_str[1], "beq %s", keep_data);
4699 else
4700 sprintf (&append_str[1], "bne %s", keep_data);
4701 if (s3_append_insn (&append_str[1], TRUE) == (int) s3_FAIL)
4702 return;
4703 }
4704 else
4705 {
9c2799c2 4706 gas_assert (s3_inst.reloc.exp.X_add_symbol);
c3b7224a
NC		 4707 }
4708 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
4709 s3_inst.bwarn = -1;
4710 return;
4711 }
4712 else
4713 {
4714 val >>= 1;
4715 s3_inst.instruction |= (val & 0x1)
4716 | (((val >> 1) & 0x7) << 7)
4717 | (((val >> 4) & 0x1f) << 20);
4718 }
4719
4720 /* Backup s3_inst. */
4721 memcpy (&inst_main, &s3_inst, sizeof (struct s3_score_it));
4722
4723 if (s3_score_pic == s3_NO_PIC)
4724 {
4725 sprintf (&append_str[0], "cmpi! r%d, 0", reg_a);
4726 if (s3_append_insn (&append_str[0], FALSE) == (int) s3_FAIL)
4727 return;
4728 memcpy (&inst_expand[0], &s3_inst, sizeof (struct s3_score_it));
4729 if ((inst_main.instruction & 0x3e00007e) == 0x0000004c)
4730 sprintf (&append_str[1], "beq %s", keep_data);
4731 else
4732 sprintf (&append_str[1], "bne %s", keep_data);
4733 if (s3_append_insn (&append_str[1], FALSE) == (int) s3_FAIL)
4734 return;
4735 memcpy (&inst_expand[1], &s3_inst, sizeof (struct s3_score_it));
4736 }
4737 else
4738 {
9c2799c2 4739 gas_assert (s3_inst.reloc.exp.X_add_symbol);
c3b7224a
NC		 4740 }
4741 inst_main.relax_size = inst_expand[0].size + inst_expand[1].size;
4742 inst_main.type = Insn_BCMP;
4743
4744 /* Adjust instruction opcode and to be relaxed instruction opcode. */
4745 inst_main.instruction = s3_adjust_paritybit (inst_main.instruction, s3_GET_INSN_CLASS (inst_main.type));
4746
4747 for (i = 0; i < 2; i++)
4748 inst_expand[i].instruction = s3_adjust_paritybit (inst_expand[i].instruction , s3_GET_INSN_CLASS (inst_expand[i].type));
4749 /* Check data dependency. */
4750 s3_handle_dependency (&inst_main);
4751 /* Start a new frag if frag_now is not empty. */
4752 if (frag_now_fix () != 0)
4753 {
4754 if (!frag_now->tc_frag_data.is_insn)
4755 frag_wane (frag_now);
4756 frag_new (0);
4757 }
4758 frag_grow (20);
4759
4760 /* Write fr_fix part. */
4761 char *p;
4762 p = frag_more (inst_main.size);
4763 s3_md_number_to_chars (p, inst_main.instruction, inst_main.size);
4764
4765 if (inst_main.reloc.type != BFD_RELOC_NONE)
4766 {
4767 s3_fix_new_score (frag_now, p - frag_now->fr_literal, inst_main.size,
4768 &inst_main.reloc.exp, inst_main.reloc.pc_rel, inst_main.reloc.type);
4769 }
4770#ifdef OBJ_ELF
4771 dwarf2_emit_insn (inst_main.size);
4772#endif
4773
4774 /* s3_GP instruction can not do optimization, only can do relax between
4775 1 instruction and 3 instructions. */
4776 p = frag_var (rs_machine_dependent, inst_main.relax_size + s3_RELAX_PAD_BYTE, 0,
4777 s3_RELAX_ENCODE (inst_main.size, inst_main.relax_size, inst_main.type, 0, 4, 1),
4778 inst_main.reloc.exp.X_add_symbol, 0, NULL);
4779
4780 /* Write fr_var part.
4781 no calling s3_gen_insn_frag, no fixS will be generated. */
4782 s3_md_number_to_chars (p, inst_expand[0].instruction, inst_expand[0].size);
4783 p += inst_expand[0].size;
4784 s3_md_number_to_chars (p, inst_expand[1].instruction, inst_expand[1].size);
4785 p += inst_expand[1].size;
4786
4787 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
4788 s3_inst.bwarn = -1;
4789 }
4790}
4791
4792static int
4793s3_nopic_need_relax (symbolS * sym, int before_relaxing)
4794{
4795 if (sym == NULL)
4796 return 0;
4797 else if (s3_USE_GLOBAL_POINTER_OPT && s3_g_switch_value > 0)
4798 {
4799 const char *symname;
4800 const char *segname;
4801
4802 /* Find out whether this symbol can be referenced off the $gp
4803 register. It can be if it is smaller than the -G size or if
4804 it is in the .sdata or .sbss section. Certain symbols can
4805 not be referenced off the $gp, although it appears as though
4806 they can. */
4807 symname = S_GET_NAME (sym);
4808 if (symname != (const char *)NULL
4809 && (strcmp (symname, "eprol") == 0
4810 || strcmp (symname, "etext") == 0
4811 || strcmp (symname, "_gp") == 0
4812 || strcmp (symname, "edata") == 0
4813 || strcmp (symname, "_fbss") == 0
4814 || strcmp (symname, "_fdata") == 0
4815 || strcmp (symname, "_ftext") == 0
4816 || strcmp (symname, "end") == 0
4817 || strcmp (symname, GP_DISP_LABEL) == 0))
4818 {
4819 return 1;
4820 }
4821 else if ((!S_IS_DEFINED (sym) || S_IS_COMMON (sym)) && (0
4822 /* We must defer this decision until after the whole file has been read,
4823 since there might be a .extern after the first use of this symbol. */
4824 || (before_relaxing
4825 && S_GET_VALUE (sym) == 0)
4826 || (S_GET_VALUE (sym) != 0
4827 && S_GET_VALUE (sym) <= s3_g_switch_value)))
4828 {
4829 return 0;
4830 }
4831
4832 segname = segment_name (S_GET_SEGMENT (sym));
4833 return (strcmp (segname, ".sdata") != 0
4834 && strcmp (segname, ".sbss") != 0
4835 && strncmp (segname, ".sdata.", 7) != 0
4836 && strncmp (segname, ".gnu.linkonce.s.", 16) != 0);
4837 }
4838 /* We are not optimizing for the $gp register. */
4839 else
4840 return 1;
4841}
4842
4843/* Build a relax frag for lw/st instruction when generating s3_PIC,
4844 external symbol first and local symbol second. */
4845static void
4846s3_build_lwst_pic (int reg_rd, expressionS exp, const char *insn_name)
4847{
4848 symbolS *add_symbol = exp.X_add_symbol;
4849 int add_number = exp.X_add_number;
4850 struct s3_score_it fix_insts[s3_RELAX_INST_NUM];
4851 struct s3_score_it var_insts[s3_RELAX_INST_NUM];
4852 int fix_num = 0;
4853 int var_num = 0;
4854 char tmp[s3_MAX_LITERAL_POOL_SIZE];
4855 int r1_bak;
4856
4857 r1_bak = s3_nor1;
4858 s3_nor1 = 0;
4859
4860 if ((add_number == 0) || (add_number >= -0x8000 && add_number <= 0x7fff))
4861 {
4862 fix_num = 1;
4863 var_num = 2;
4864
4865 /* For an external symbol, two insns are generated;
4866 For a local symbol, three insns are generated. */
4867 /* Fix part
4868 For an external symbol: lw rD, <sym>($gp)
4869 (BFD_RELOC_SCORE_GOT15) */
4870 sprintf (tmp, "lw_pic r1, %s", add_symbol->bsym->name);
4871 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
4872 return;
4873
4874 memcpy (&fix_insts[0], &s3_inst, sizeof (struct s3_score_it));
4875
4876 /* Var part
4877 For a local symbol :
4878 lw rD, <sym>($gp) (BFD_RELOC_SCORE_GOT15)
4879 addi rD, <sym> (BFD_RELOC_GOT_LO16) */
4880 s3_inst.reloc.type = BFD_RELOC_SCORE_GOT15;
4881 memcpy (&var_insts[0], &s3_inst, sizeof (struct s3_score_it));
4882 sprintf (tmp, "addi_s_pic r1, %s", add_symbol->bsym->name);
4883 if (s3_append_insn (tmp, FALSE) == (int) s3_FAIL)
4884 return;
4885
4886 memcpy (&var_insts[1], &s3_inst, sizeof (struct s3_score_it));
4887 s3_build_relax_frag (fix_insts, fix_num, var_insts, var_num, add_symbol);
4888
4889 /* Insn 2 or Insn 3: lw/st rD, [r1, constant] */
4890 sprintf (tmp, "%s r%d, [r1, %d]", insn_name, reg_rd, add_number);
4891 if (s3_append_insn (tmp, TRUE) == (int) s3_FAIL)
4892 return;
4893
4894 /* Set bwarn as -1, so macro instruction itself will not be generated frag. */
4895 s3_inst.bwarn = -1;
4896 }
4897 else
4898 {
4899 s3_inst.error = _("s3_PIC code offset overflow (max 16 signed bits)");
8fce5f8c 4900 return;
1c0d3aa6
NC		 4901 }
4902
c3b7224a 4903 s3_nor1 = r1_bak;
1c0d3aa6
NC		 4904}
4905
4906static void
c3b7224a 4907s3_do_macro_ldst_label (char *str)
1c0d3aa6
NC		 4908{
4909 int i;
4910 int ldst_gp_p = 0;
4911 int reg_rd;
4912 int r1_bak;
4913 char *backup_str;
4914 char *label_str;
4915 char *absolute_value;
c3b7224a
NC		 4916 char append_str[3][s3_MAX_LITERAL_POOL_SIZE];
4917 char verifystr[s3_MAX_LITERAL_POOL_SIZE];
4918 struct s3_score_it inst_backup;
4919 struct s3_score_it inst_expand[3];
4920 struct s3_score_it inst_main;
1c0d3aa6 4921
c3b7224a 4922 memcpy (&inst_backup, &s3_inst, sizeof (struct s3_score_it));
1c0d3aa6
NC		 4923 strcpy (verifystr, str);
4924 backup_str = verifystr;
4925
c3b7224a
NC		 4926 s3_skip_whitespace (backup_str);
4927 if ((reg_rd = s3_reg_required_here (&backup_str, -1, s3_REG_TYPE_SCORE)) == (int) s3_FAIL)
1c0d3aa6
NC		 4928 return;
4929
c3b7224a 4930 if (s3_skip_past_comma (&backup_str) == (int) s3_FAIL)
1c0d3aa6
NC		 4931 return;
4932
4933 label_str = backup_str;
4934
4935 /* Ld/st rD, [rA, imm] ld/st rD, [rA]+, imm ld/st rD, [rA, imm]+. */
4936 if (*backup_str == '[')
4937 {
c3b7224a
NC		 4938 s3_inst.type = Rd_rvalueRs_preSI12;
4939 s3_do_ldst_insn (str);
1c0d3aa6
NC		 4940 return;
4941 }
4942
4943 /* Ld/st rD, imm. */
4944 absolute_value = backup_str;
c3b7224a
NC		 4945 s3_inst.type = Rd_rvalueRs_SI15;
4946
4947 if (s3_my_get_expression (&s3_inst.reloc.exp, &backup_str) == (int) s3_FAIL)
4948 {
4949 s3_inst.error = _("expression error");
4950 return;
4951 }
4952 else if ((s3_inst.reloc.exp.X_add_symbol == NULL)
4953 && (s3_validate_immediate (s3_inst.reloc.exp.X_add_number, _VALUE, 0) == (int) s3_FAIL))
4954 {
4955 s3_inst.error = _("value not in range [0, 0x7fffffff]");
4956 return;
4957 }
4958 else if (s3_end_of_line (backup_str) == (int) s3_FAIL)
1c0d3aa6 4959 {
c3b7224a 4960 s3_inst.error = _("end on line error");
1c0d3aa6
NC		 4961 return;
4962 }
4963 else
4964 {
c3b7224a 4965 if (s3_inst.reloc.exp.X_add_symbol == 0)
1c0d3aa6 4966 {
c3b7224a
NC		 4967 memcpy (&s3_inst, &inst_backup, sizeof (struct s3_score_it));
4968 s3_exp_macro_ldst_abs (str);
1c0d3aa6
NC		 4969 return;
4970 }
4971 }
4972
4973 /* Ld/st rD, label. */
c3b7224a 4974 s3_inst.type = Rd_rvalueRs_SI15;
1c0d3aa6 4975 backup_str = absolute_value;
c3b7224a
NC		 4976 if ((s3_data_op2 (&backup_str, 1, _GP_IMM15) == (int) s3_FAIL)
4977 || (s3_end_of_line (backup_str) == (int) s3_FAIL))
1c0d3aa6
NC		 4978 {
4979 return;
4980 }
4981 else
4982 {
c3b7224a 4983 if (s3_inst.reloc.exp.X_add_symbol == 0)
1c0d3aa6 4984 {
c3b7224a
NC		 4985 if (!s3_inst.error)
4986 s3_inst.error = s3_BAD_ARGS;
1c0d3aa6
NC		 4987
4988 return;
4989 }
4990
c3b7224a 4991 if (s3_score_pic == s3_PIC)
1c0d3aa6 4992 {
8fce5f8c 4993 int ldst_idx = 0;
c3b7224a 4994 ldst_idx = s3_inst.instruction & OPC_PSEUDOLDST_MASK;
d3ce72d0
NC		 4995 s3_build_lwst_pic (reg_rd, s3_inst.reloc.exp,
4996 s3_score_ldst_insns[ldst_idx * 3 + 0].template_name);
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 {
9c2799c2 5828 gas_assert (S_GET_NAME (p));
c3b7224a
NC		 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 ();
9c2799c2 5846 gas_assert (s3_pdr_seg);
c3b7224a
NC		 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;
d3ce72d0
NC		 6322 unsigned len = strlen (insn->template_name);
6323 struct s3_asm_opcode *new_opcode;
6324 char *template_name;
6325 new_opcode = (struct s3_asm_opcode *)
6326 obstack_alloc (&insn_obstack, sizeof (struct s3_asm_opcode));
6327 template_name = (char *) obstack_alloc (& insn_obstack, len + 1);
1c0d3aa6 6328
d3ce72d0
NC		 6329 strcpy (template_name, insn->template_name);
6330 new_opcode->template_name = template_name;
6331 new_opcode->parms = insn->parms;
6332 new_opcode->value = insn->value;
6333 new_opcode->relax_value = insn->relax_value;
6334 new_opcode->type = insn->type;
6335 new_opcode->bitmask = insn->bitmask;
6336 hash_insert (s3_score_ops_hsh, new_opcode->template_name,
6337 (void *) new_opcode);
c3b7224a
NC		 6338 }
6339}
1c0d3aa6 6340
c3b7224a
NC		 6341static void
6342s3_build_dependency_insn_hsh (void)
6343{
6344 unsigned int i;
6345 static struct obstack dependency_obstack;
1c0d3aa6 6346
c3b7224a
NC		 6347 obstack_begin (&dependency_obstack, 4000);
6348 for (i = 0; i < sizeof (s3_insn_to_dependency_table) / sizeof (s3_insn_to_dependency_table[0]); i++)
6349 {
6350 const struct s3_insn_to_dependency *tmp = s3_insn_to_dependency_table + i;
6351 unsigned len = strlen (tmp->insn_name);
d3ce72d0 6352 struct s3_insn_to_dependency *new_i2n;
1c0d3aa6 6353
d3ce72d0
NC		 6354 new_i2n = (struct s3_insn_to_dependency *)
6355 obstack_alloc (&dependency_obstack,
6356 sizeof (struct s3_insn_to_dependency));
6357 new_i2n->insn_name = (char *) obstack_alloc (&dependency_obstack,
6358 len + 1);
1c0d3aa6 6359
d3ce72d0
NC		 6360 strcpy (new_i2n->insn_name, tmp->insn_name);
6361 new_i2n->type = tmp->type;
6362 hash_insert (s3_dependency_insn_hsh, new_i2n->insn_name,
6363 (void *) new_i2n);
1c0d3aa6 6364 }
c3b7224a 6365}
1c0d3aa6 6366
c3b7224a
NC		 6367static void
6368s_score_bss (int ignore ATTRIBUTE_UNUSED)
6369{
6370 if (score3)
6371 return s3_s_score_bss (ignore);
6372 else
6373 return s7_s_score_bss (ignore);
1c0d3aa6
NC		 6374}
6375
c3b7224a
NC		 6376static void
6377s_score_text (int ignore)
1c0d3aa6 6378{
c3b7224a
NC		 6379 if (score3)
6380 return s3_s_score_text (ignore);
6381 else
6382 return s7_s_score_text (ignore);
6383}
6384
6385static void
6386s_section (int ignore)
6387{
6388 if (score3)
6389 return s3_score_s_section (ignore);
6390 else
6391 return s7_s_section (ignore);
6392}
1c0d3aa6 6393
c3b7224a
NC		 6394static void
6395s_change_sec (int sec)
6396{
6397 if (score3)
6398 return s3_s_change_sec (sec);
1c0d3aa6 6399 else
c3b7224a
NC		 6400 return s7_s_change_sec (sec);
6401}
1c0d3aa6 6402
c3b7224a
NC		 6403static void
6404s_score_mask (int reg_type ATTRIBUTE_UNUSED)
6405{
6406 if (score3)
6407 return s3_s_score_mask (reg_type);
6408 else
6409 return s7_s_score_mask (reg_type);
1c0d3aa6
NC		 6410}
6411
c3b7224a
NC		 6412static void
6413s_score_ent (int aent)
1c0d3aa6 6414{
c3b7224a
NC		 6415 if (score3)
6416 return s3_s_score_ent (aent);
6417 else
6418 return s7_s_score_ent (aent);
1c0d3aa6
NC		 6419}
6420
c3b7224a
NC		 6421static void
6422s_score_frame (int ignore ATTRIBUTE_UNUSED)
6423{
6424 if (score3)
6425 return s3_s_score_frame (ignore);
6426 else
6427 return s7_s_score_frame (ignore);
6428}
1c0d3aa6 6429
c3b7224a
NC		 6430static void
6431s_score_end (int x ATTRIBUTE_UNUSED)
6432{
6433 if (score3)
6434 return s3_s_score_end (x);
6435 else
6436 return s7_s_score_end (x);
6437}
1c0d3aa6 6438
c3b7224a
NC		 6439static void
6440s_score_set (int x ATTRIBUTE_UNUSED)
1c0d3aa6 6441{
c3b7224a
NC		 6442 if (score3)
6443 return s3_s_score_set (x);
6444 else
6445 return s7_s_score_set (x);
6446}
1c0d3aa6 6447
c3b7224a
NC		 6448static void
6449s_score_cpload (int ignore ATTRIBUTE_UNUSED)
6450{
6451 if (score3)
6452 return s3_s_score_cpload (ignore);
6453 else
6454 return s7_s_score_cpload (ignore);
6455}
1c0d3aa6 6456
c3b7224a
NC		 6457static void
6458s_score_cprestore (int ignore ATTRIBUTE_UNUSED)
1c0d3aa6 6459{
c3b7224a
NC		 6460 if (score3)
6461 return s3_s_score_cprestore (ignore);
6462 else
6463 return s7_s_score_cprestore (ignore);
6464}
6465
6466static void
6467s_score_gpword (int ignore ATTRIBUTE_UNUSED)
6468{
6469 if (score3)
6470 return s3_s_score_gpword (ignore);
6471 else
6472 return s7_s_score_gpword (ignore);
1c0d3aa6
NC		 6473}
6474
c3b7224a
NC		 6475static void
6476s_score_cpadd (int ignore ATTRIBUTE_UNUSED)
1c0d3aa6 6477{
c3b7224a
NC		 6478 if (score3)
6479 return s3_s_score_cpadd (ignore);
6480 else
6481 return s7_s_score_cpadd (ignore);
6482}
1c0d3aa6 6483
c3b7224a
NC		 6484static void
6485s_score_lcomm (int bytes_p)
6486{
6487 if (score3)
6488 return s3_s_score_lcomm (bytes_p);
6489 else
6490 return s7_s_score_lcomm (bytes_p);
1c0d3aa6
NC		 6491}
6492
c3b7224a
NC		 6493static void
6494s3_assemble (char *str)
6495{
6496 know (str);
6497 know (strlen (str) < s3_MAX_LITERAL_POOL_SIZE);
6498
6499 memset (&s3_inst, '\0', sizeof (s3_inst));
6500 if (s3_INSN_IS_PCE_P (str))
6501 s3_parse_pce_inst (str);
6502 else if (s3_INSN_IS_48_P (str))
6503 s3_parse_48_inst (str, TRUE);
6504 else
6505 s3_parse_16_32_inst (str, TRUE);
1c0d3aa6 6506
c3b7224a
NC		 6507 if (s3_inst.error)
6508 as_bad (_("%s -- `%s'"), s3_inst.error, s3_inst.str);
6509}
1c0d3aa6 6510
1c0d3aa6 6511static void
91d6fa6a 6512s3_operand (expressionS * exp)
1c0d3aa6 6513{
c3b7224a
NC		 6514 if (s3_in_my_get_expression)
6515 {
91d6fa6a 6516 exp->X_op = O_illegal;
c3b7224a
NC		 6517 if (s3_inst.error == NULL)
6518 {
6519 s3_inst.error = _("bad expression");
6520 }
6521 }
1c0d3aa6
NC		 6522}
6523
6524static void
c3b7224a 6525s3_begin (void)
1c0d3aa6 6526{
c3b7224a
NC		 6527 unsigned int i;
6528 segT seg;
6529 subsegT subseg;
6530
6531 if ((s3_score_ops_hsh = hash_new ()) == NULL)
6532 as_fatal (_("virtual memory exhausted"));
6533
6534 s3_build_score_ops_hsh ();
6535
6536 if ((s3_dependency_insn_hsh = hash_new ()) == NULL)
6537 as_fatal (_("virtual memory exhausted"));
6538
6539 s3_build_dependency_insn_hsh ();
6540
6541 for (i = (int)s3_REG_TYPE_FIRST; i < (int)s3_REG_TYPE_MAX; i++)
6542 s3_build_reg_hsh (s3_all_reg_maps + i);
6543
6544 /* Initialize dependency vector. */
6545 s3_init_dependency_vector ();
6546
6547 bfd_set_arch_mach (stdoutput, TARGET_ARCH, 0);
6548 seg = now_seg;
6549 subseg = now_subseg;
6550 s3_pdr_seg = subseg_new (".pdr", (subsegT) 0);
6551 (void)bfd_set_section_flags (stdoutput, s3_pdr_seg, SEC_READONLY | SEC_RELOC | SEC_DEBUGGING);
6552 (void)bfd_set_section_alignment (stdoutput, s3_pdr_seg, 2);
6553 subseg_set (seg, subseg);
6554
6555 if (s3_USE_GLOBAL_POINTER_OPT)
6556 bfd_set_gp_size (stdoutput, s3_g_switch_value);
1c0d3aa6
NC		 6557}
6558
6559static void
c3b7224a 6560s3_number_to_chars (char *buf, valueT val, int n)
1c0d3aa6 6561{
c3b7224a
NC		 6562 if (target_big_endian)
6563 number_to_chars_bigendian (buf, val, n);
6564 else
6565 number_to_chars_littleendian (buf, val, n);
6566}
6567
6568static valueT
6569s3_normal_chars_to_number (char *buf, int n)
6570{
6571 valueT result = 0;
6572 unsigned char *where = (unsigned char *)buf;
6573
6574 if (target_big_endian)
6575 {
6576 while (n--)
6577 {
6578 result <<= 8;
6579 result |= (*where++ & 255);
6580 }
6581 }
6582 else
6583 {
6584 while (n--)
6585 {
6586 result <<= 8;
6587 result |= (where[n] & 255);
6588 }
6589 }
1c0d3aa6 6590
c3b7224a 6591 return result;
1c0d3aa6
NC		 6592}
6593
6594static void
c3b7224a 6595s3_number_to_chars_littleendian (void *p, valueT data, int n)
1c0d3aa6 6596{
c3b7224a 6597 char *buf = (char *) p;
1c0d3aa6 6598
c3b7224a 6599 switch (n)
1c0d3aa6 6600 {
c3b7224a
NC		 6601 case 4:
6602 md_number_to_chars (buf, data >> 16, 2);
6603 md_number_to_chars (buf + 2, data, 2);
1c0d3aa6 6604 break;
c3b7224a
NC		 6605 case 6:
6606 md_number_to_chars (buf, data >> 32, 2);
6607 md_number_to_chars (buf + 2, data >> 16, 2);
6608 md_number_to_chars (buf + 4, data, 2);
6609 break;
6610 default:
6611 /* Error routine. */
6612 as_bad_where (__FILE__, __LINE__, _("size is not 4 or 6"));
1c0d3aa6
NC		 6613 break;
6614 }
6615}
6616
c3b7224a
NC		 6617static valueT
6618s3_chars_to_number_littleendian (const void *p, int n)
1c0d3aa6 6619{
c3b7224a
NC		 6620 char *buf = (char *) p;
6621 valueT result = 0;
1c0d3aa6 6622
c3b7224a 6623 switch (n)
1c0d3aa6 6624 {
c3b7224a
NC		 6625 case 4:
6626 result = s3_normal_chars_to_number (buf, 2) << 16;
6627 result |= s3_normal_chars_to_number (buf + 2, 2);
6628 break;
6629 case 6:
6630 result = s3_normal_chars_to_number (buf, 2) << 32;
6631 result |= s3_normal_chars_to_number (buf + 2, 2) << 16;
6632 result |= s3_normal_chars_to_number (buf + 4, 2);
6633 break;
6634 default:
6635 /* Error routine. */
6636 as_bad_where (__FILE__, __LINE__, _("size is not 4 or 6"));
6637 break;
1c0d3aa6 6638 }
c3b7224a
NC		 6639
6640 return result;
1c0d3aa6
NC		 6641}
6642
c3b7224a
NC		 6643static void
6644s3_md_number_to_chars (char *buf, valueT val, int n)
1c0d3aa6 6645{
c3b7224a
NC		 6646 if (!target_big_endian && n >= 4)
6647 s3_number_to_chars_littleendian (buf, val, n);
6648 else
6649 md_number_to_chars (buf, val, n);
6650}
1c0d3aa6 6651
c3b7224a
NC		 6652static valueT
6653s3_md_chars_to_number (char *buf, int n)
6654{
6655 valueT result = 0;
6656
6657 if (!target_big_endian && n >= 4)
6658 result = s3_chars_to_number_littleendian (buf, n);
6659 else
6660 result = s3_normal_chars_to_number (buf, n);
6661
6662 return result;
1c0d3aa6
NC		 6663}
6664
c3b7224a
NC		 6665static char *
6666s3_atof (int type, char *litP, int *sizeP)
1c0d3aa6 6667{
c3b7224a
NC		 6668 int prec;
6669 LITTLENUM_TYPE words[s3_MAX_LITTLENUMS];
6670 char *t;
6671 int i;
1c0d3aa6 6672
c3b7224a 6673 switch (type)
1c0d3aa6 6674 {
c3b7224a
NC		 6675 case 'f':
6676 case 'F':
6677 case 's':
6678 case 'S':
6679 prec = 2;
6680 break;
6681 case 'd':
6682 case 'D':
6683 case 'r':
6684 case 'R':
6685 prec = 4;
6686 break;
6687 case 'x':
6688 case 'X':
6689 case 'p':
6690 case 'P':
6691 prec = 6;
6692 break;
6693 default:
6694 *sizeP = 0;
6695 return _("bad call to MD_ATOF()");
1c0d3aa6 6696 }
c3b7224a
NC		 6697
6698 t = atof_ieee (input_line_pointer, type, words);
6699 if (t)
6700 input_line_pointer = t;
6701 *sizeP = prec * 2;
6702
6703 if (target_big_endian)
1c0d3aa6 6704 {
c3b7224a 6705 for (i = 0; i < prec; i++)
1c0d3aa6 6706 {
c3b7224a
NC		 6707 s3_md_number_to_chars (litP, (valueT) words[i], 2);
6708 litP += 2;
1c0d3aa6
NC		 6709 }
6710 }
c3b7224a 6711 else
1c0d3aa6 6712 {
c3b7224a
NC		 6713 for (i = 0; i < prec; i += 2)
6714 {
6715 s3_md_number_to_chars (litP, (valueT) words[i + 1], 2);
6716 s3_md_number_to_chars (litP + 2, (valueT) words[i], 2);
6717 litP += 4;
6718 }
1c0d3aa6 6719 }
c3b7224a
NC		 6720
6721 return 0;
1c0d3aa6
NC		 6722}
6723
c3b7224a
NC		 6724static void
6725s3_frag_check (fragS * fragp ATTRIBUTE_UNUSED)
6726{
6727 know (fragp->insn_addr <= s3_RELAX_PAD_BYTE);
6728}
1c0d3aa6
NC		 6729
6730static void
c3b7224a 6731s3_validate_fix (fixS *fixP)
1c0d3aa6 6732{
c3b7224a
NC		 6733 fixP->fx_where += fixP->fx_frag->insn_addr;
6734}
1c0d3aa6 6735
c3b7224a
NC		 6736static int
6737s3_force_relocation (struct fix *fixp)
6738{
6739 int retval = 0;
1c0d3aa6 6740
c3b7224a
NC		 6741 if (fixp->fx_r_type == BFD_RELOC_VTABLE_INHERIT
6742 || fixp->fx_r_type == BFD_RELOC_VTABLE_ENTRY
6743 || fixp->fx_r_type == BFD_RELOC_SCORE_JMP
6744 || fixp->fx_r_type == BFD_RELOC_SCORE_BRANCH
6745 || fixp->fx_r_type == BFD_RELOC_SCORE16_JMP
6746 || fixp->fx_r_type == BFD_RELOC_SCORE16_BRANCH
6747 || fixp->fx_r_type == BFD_RELOC_SCORE_BCMP)
1c0d3aa6 6748 {
c3b7224a 6749 retval = 1;
1c0d3aa6 6750 }
c3b7224a 6751 return retval;
1c0d3aa6
NC		 6752}
6753
c3b7224a
NC		 6754static bfd_boolean
6755s3_fix_adjustable (fixS * fixP)
1c0d3aa6 6756{
c3b7224a 6757 if (fixP->fx_addsy == NULL)
1c0d3aa6 6758 {
c3b7224a 6759 return 1;
1c0d3aa6 6760 }
c3b7224a
NC		 6761 else if (OUTPUT_FLAVOR == bfd_target_elf_flavour
6762 && (S_IS_EXTERNAL (fixP->fx_addsy) || S_IS_WEAK (fixP->fx_addsy)))
1c0d3aa6 6763 {
c3b7224a 6764 return 0;
1c0d3aa6 6765 }
c3b7224a
NC		 6766 else if (fixP->fx_r_type == BFD_RELOC_VTABLE_INHERIT
6767 || fixP->fx_r_type == BFD_RELOC_VTABLE_ENTRY
6768 || fixP->fx_r_type == BFD_RELOC_SCORE_JMP
6769 || fixP->fx_r_type == BFD_RELOC_SCORE16_JMP)
1c0d3aa6 6770 {
c3b7224a 6771 return 0;
1c0d3aa6 6772 }
1c0d3aa6 6773
c3b7224a 6774 return 1;
1c0d3aa6
NC		 6775}
6776
1c0d3aa6 6777static void
c3b7224a 6778s3_elf_final_processing (void)
1c0d3aa6 6779{
c3b7224a 6780 unsigned long val = 0;
1c0d3aa6 6781
c3b7224a
NC		 6782 if (score3)
6783 val = E_SCORE_MACH_SCORE3;
6784 else if (score7)
6785 val = E_SCORE_MACH_SCORE7;
1c0d3aa6 6786
c3b7224a
NC		 6787 elf_elfheader (stdoutput)->e_machine = EM_SCORE;
6788 elf_elfheader (stdoutput)->e_flags &= ~EF_SCORE_MACH;
6789 elf_elfheader (stdoutput)->e_flags |= val;
1c0d3aa6 6790
c3b7224a 6791 if (s3_fix_data_dependency == 1)
1c0d3aa6 6792 {
c3b7224a 6793 elf_elfheader (stdoutput)->e_flags |= EF_SCORE_FIXDEP;
1c0d3aa6 6794 }
c3b7224a 6795 if (s3_score_pic == s3_PIC)
1c0d3aa6 6796 {
c3b7224a 6797 elf_elfheader (stdoutput)->e_flags |= EF_SCORE_PIC;
1c0d3aa6 6798 }
c3b7224a 6799}
1c0d3aa6 6800
c3b7224a
NC		 6801static int
6802s3_judge_size_before_relax (fragS * fragp, asection *sec)
6803{
6804 int change = 0;
1c0d3aa6 6805
c3b7224a
NC		 6806 if (s3_score_pic == s3_NO_PIC)
6807 change = s3_nopic_need_relax (fragp->fr_symbol, 0);
1c0d3aa6 6808 else
c3b7224a 6809 change = s3_pic_need_relax (fragp->fr_symbol, sec);
1c0d3aa6 6810
c3b7224a
NC		 6811 if (change == 1)
6812 {
6813 /* Only at the first time determining whether s3_GP instruction relax should be done,
6814 return the difference between insntruction size and instruction relax size. */
6815 if (fragp->fr_opcode == NULL)
6816 {
6817 fragp->fr_fix = s3_RELAX_NEW (fragp->fr_subtype);
6818 fragp->fr_opcode = fragp->fr_literal + s3_RELAX_RELOC1 (fragp->fr_subtype);
6819 return s3_RELAX_NEW (fragp->fr_subtype) - s3_RELAX_OLD (fragp->fr_subtype);
6820 }
1c0d3aa6 6821 }
c3b7224a
NC		 6822
6823 return 0;
1c0d3aa6
NC		 6824}
6825
c3b7224a
NC		 6826static int
6827s3_estimate_size_before_relax (fragS * fragp, asection * sec ATTRIBUTE_UNUSED)
1c0d3aa6 6828{
c3b7224a
NC		 6829 if ((s3_RELAX_TYPE (fragp->fr_subtype) == Insn_GP)
6830 || (s3_RELAX_TYPE (fragp->fr_subtype) == Insn_PIC))
6831 return s3_judge_size_before_relax (fragp, sec);
1c0d3aa6 6832
c3b7224a
NC		 6833 return 0;
6834}
1c0d3aa6 6835
c3b7224a
NC		 6836static int
6837s3_relax_branch_inst32 (fragS * fragp)
6838{
6839 fragp->fr_opcode = NULL;
6840 return 0;
6841}
1c0d3aa6 6842
c3b7224a
NC		 6843static int
6844s3_relax_branch_inst16 (fragS * fragp)
6845{
6846 int relaxable_p = 0;
6847 int frag_addr = fragp->fr_address + fragp->insn_addr;
6848 addressT symbol_address = 0;
6849 symbolS *s;
6850 offsetT offset;
6851 long value;
6852 unsigned long inst_value;
6853
6854 relaxable_p = s3_RELAX_OPT (fragp->fr_subtype);
6855
6856 s = fragp->fr_symbol;
6857 if (s == NULL)
6858 frag_addr = 0;
6859 else
1c0d3aa6 6860 {
c3b7224a
NC		 6861 if (s->bsym != 0)
6862 symbol_address = (addressT) s->sy_frag->fr_address;
1c0d3aa6 6863 }
c3b7224a
NC		 6864
6865 inst_value = s3_md_chars_to_number (fragp->fr_literal, s3_INSN16_SIZE);
6866 offset = (inst_value & 0x1ff) << 1;
6867 if ((offset & 0x200) == 0x200)
6868 offset |= 0xfffffc00;
6869
6870 value = offset + symbol_address - frag_addr;
6871
6872 if (relaxable_p
6873 && (!((value & 0xfffffe00) == 0 || (value & 0xfffffe00) == 0xfffffe00))
6874 && fragp->fr_fix == 2
6875 && (s->bsym != NULL)
6876 && (S_IS_DEFINED (s)
6877 && !S_IS_COMMON (s)
6878 && !S_IS_EXTERNAL (s)))
1c0d3aa6 6879 {
c3b7224a
NC		 6880 /* Relax branch 32 to branch 16. */
6881 fragp->fr_opcode = fragp->fr_literal + s3_RELAX_RELOC1 (fragp->fr_subtype);
6882 fragp->fr_fix = 4;
6883 return 2;
1c0d3aa6 6884 }
c3b7224a
NC		 6885 else
6886 return 0;
6887}
6888
6889static int
6890s3_relax_cmpbranch_inst32 (fragS * fragp)
6891{
6892 int relaxable_p = 0;
6893 symbolS *s;
6894 /* For sign bit. */
6895 long offset;
6896 long frag_addr = fragp->fr_address + fragp->insn_addr;
6897 long symbol_address = 0;
6898 long value;
6899 unsigned long inst_value;
6900
6901 relaxable_p = s3_RELAX_OPT (fragp->fr_subtype);
6902
6903 s = fragp->fr_symbol;
6904 if (s == NULL)
6905 frag_addr = 0;
6906 else
1c0d3aa6 6907 {
c3b7224a
NC		 6908 if (s->bsym != 0)
6909 symbol_address = (addressT) s->sy_frag->fr_address;
6910 }
6911
6912 inst_value = s3_md_chars_to_number (fragp->fr_literal, s3_INSN_SIZE);
6913 offset = (inst_value & 0x1)
6914 | (((inst_value >> 7) & 0x7) << 1)
6915 | (((inst_value >> 21) & 0x1f) << 4);
6916 offset <<= 1;
6917 if ((offset & 0x200) == 0x200)
6918 offset |= 0xfffffe00;
6919
6920 value = offset + symbol_address - frag_addr;
6921 /* change the order of judging rule is because
6922 1.not defined symbol or common sysbol or external symbol will change
6923 bcmp to cmp!+beq/bne ,here need to record fragp->fr_opcode
6924 2.if the flow is as before : it will results to recursive loop
6925 */
6926 if (fragp->fr_fix == 6)
6927 {
6928 /* Have already relaxed! Just return 0 to terminate the loop. */
6929 return 0;
1c0d3aa6 6930 }
c3b7224a
NC		 6931 /* need to translate when extern or not defind or common sysbol */
6932 else if ((relaxable_p
6933 && (!((value & 0xfffffe00) == 0 || (value & 0xfffffe00) == 0xfffffe00))
6934 && fragp->fr_fix == 4
6935 && (s->bsym != NULL))
6936 || !S_IS_DEFINED (s)
6937 ||S_IS_COMMON (s)
6938 ||S_IS_EXTERNAL (s))
1c0d3aa6 6939 {
c3b7224a
NC		 6940 fragp->fr_opcode = fragp->fr_literal + s3_RELAX_RELOC1 (fragp->fr_subtype);
6941 fragp->fr_fix = 6;
6942 return 2;
1c0d3aa6 6943 }
c3b7224a 6944
1c0d3aa6 6945 else
c3b7224a
NC		 6946 {
6947 /* Never relax. Modify fr_opcode to NULL to verify it's value in
6948 md_apply_fix. */
6949 fragp->fr_opcode = NULL;
6950 return 0;
1c0d3aa6
NC		 6951 }
6952}
6953
1c0d3aa6 6954
c3b7224a
NC		 6955static int
6956s3_relax_other_inst32 (fragS * fragp)
1c0d3aa6 6957{
c3b7224a 6958 int relaxable_p = s3_RELAX_OPT (fragp->fr_subtype);
1c0d3aa6 6959
c3b7224a
NC		 6960 if (relaxable_p
6961 && fragp->fr_fix == 4)
1c0d3aa6 6962 {
c3b7224a
NC		 6963 fragp->fr_opcode = fragp->fr_literal + s3_RELAX_RELOC1 (fragp->fr_subtype);
6964 fragp->fr_fix = 2;
6965 return -2;
1c0d3aa6 6966 }
c3b7224a
NC		 6967 else
6968 return 0;
6969}
1c0d3aa6 6970
c3b7224a
NC		 6971static int
6972s3_relax_gp_and_pic_inst32 (void)
6973{
6974 /* md_estimate_size_before_relax has already relaxed s3_GP and s3_PIC
6975 instructions. We don't change relax size here. */
6976 return 0;
6977}
1c0d3aa6 6978
c3b7224a
NC		 6979static int
6980s3_relax_frag (asection * sec ATTRIBUTE_UNUSED, fragS * fragp, long stretch ATTRIBUTE_UNUSED)
6981{
6982 int grows = 0;
6983 int adjust_align_p = 0;
1c0d3aa6 6984
c3b7224a
NC		 6985 /* If the instruction address is odd, make it half word align first. */
6986 if ((fragp->fr_address) % 2 != 0)
6987 {
6988 if ((fragp->fr_address + fragp->insn_addr) % 2 != 0)
6989 {
6990 fragp->insn_addr = 1;
6991 grows += 1;
6992 adjust_align_p = 1;
6993 }
6994 }
1c0d3aa6 6995
c3b7224a
NC		 6996 switch (s3_RELAX_TYPE (fragp->fr_subtype))
6997 {
6998 case PC_DISP19div2:
6999 grows += s3_relax_branch_inst32 (fragp);
7000 break;
1c0d3aa6 7001
c3b7224a
NC		 7002 case PC_DISP8div2:
7003 grows += s3_relax_branch_inst16 (fragp);
7004 break;
1c0d3aa6 7005
c3b7224a
NC		 7006 case Insn_BCMP :
7007 grows += s3_relax_cmpbranch_inst32 (fragp);
7008 break;
1c0d3aa6 7009
c3b7224a
NC		 7010 case Insn_GP:
7011 case Insn_PIC:
7012 grows += s3_relax_gp_and_pic_inst32 ();
7013 break;
1c0d3aa6 7014
c3b7224a
NC		 7015 default:
7016 grows += s3_relax_other_inst32 (fragp);
7017 break;
1c0d3aa6
NC		 7018 }
7019
c3b7224a
NC		 7020 /* newly added */
7021 if (adjust_align_p && fragp->insn_addr)
8fce5f8c 7022 {
c3b7224a 7023 fragp->fr_fix += fragp->insn_addr;
8fce5f8c
ML		 7024 }
7025
c3b7224a
NC		 7026 return grows;
7027}
7028
7029static void
7030s3_convert_frag (bfd * abfd ATTRIBUTE_UNUSED, segT sec ATTRIBUTE_UNUSED, fragS * fragp)
7031{
d3ce72d0
NC		 7032 int r_old;
7033 int r_new;
c3b7224a
NC		 7034 char backup[20];
7035 fixS *fixp;
7036
d3ce72d0
NC		 7037 r_old = s3_RELAX_OLD (fragp->fr_subtype);
7038 r_new = s3_RELAX_NEW (fragp->fr_subtype);
1c0d3aa6 7039
c3b7224a
NC		 7040 /* fragp->fr_opcode indicates whether this frag should be relaxed. */
7041 if (fragp->fr_opcode == NULL)
8fce5f8c 7042 {
d3ce72d0
NC		 7043 memcpy (backup, fragp->fr_literal, r_old);
7044 fragp->fr_fix = r_old;
8fce5f8c
ML		 7045 }
7046 else
7047 {
d3ce72d0
NC		 7048 memcpy (backup, fragp->fr_literal + r_old, r_new);
7049 fragp->fr_fix = r_new;
c3b7224a 7050 }
8fce5f8c 7051
c3b7224a 7052 fixp = fragp->tc_frag_data.fixp;
d3ce72d0 7053 while (fixp && fixp->fx_frag == fragp && fixp->fx_where < r_old)
c3b7224a
NC		 7054 {
7055 if (fragp->fr_opcode)
7056 fixp->fx_done = 1;
7057 fixp = fixp->fx_next;
7058 }
7059 while (fixp && fixp->fx_frag == fragp)
7060 {
7061 if (fragp->fr_opcode)
d3ce72d0 7062 fixp->fx_where -= r_old + fragp->insn_addr;
c3b7224a
NC		 7063 else
7064 fixp->fx_done = 1;
7065 fixp = fixp->fx_next;
8fce5f8c
ML		 7066 }
7067
c3b7224a
NC		 7068 if (fragp->insn_addr)
7069 {
7070 s3_md_number_to_chars (fragp->fr_literal, 0x0, fragp->insn_addr);
7071 }
7072 memcpy (fragp->fr_literal + fragp->insn_addr, backup, fragp->fr_fix);
7073 fragp->fr_fix += fragp->insn_addr;
1c0d3aa6
NC		 7074}
7075
c3b7224a
NC		 7076static long
7077s3_pcrel_from (fixS * fixP)
1c0d3aa6 7078{
c3b7224a 7079 long retval = 0;
1c0d3aa6 7080
c3b7224a
NC		 7081 if (fixP->fx_addsy
7082 && (S_GET_SEGMENT (fixP->fx_addsy) == undefined_section)
7083 && (fixP->fx_subsy == NULL))
1c0d3aa6 7084 {
c3b7224a 7085 retval = 0;
1c0d3aa6 7086 }
c3b7224a 7087 else
1c0d3aa6 7088 {
c3b7224a 7089 retval = fixP->fx_where + fixP->fx_frag->fr_address;
1c0d3aa6 7090 }
c3b7224a
NC		 7091
7092 return retval;
1c0d3aa6
NC		 7093}
7094
c3b7224a
NC		 7095static valueT
7096s3_section_align (segT segment ATTRIBUTE_UNUSED, valueT size)
7097{
7098 int align = bfd_get_section_alignment (stdoutput, segment);
7099 return ((size + (1 << align) - 1) & (-1 << align));
7100}
1c0d3aa6
NC		 7101
7102static void
c3b7224a 7103s3_apply_fix (fixS *fixP, valueT *valP, segT seg)
1c0d3aa6 7104{
c3b7224a
NC		 7105 offsetT value = *valP;
7106 offsetT newval;
7107 offsetT content;
7108 unsigned short HI, LO;
1c0d3aa6 7109
c3b7224a
NC		 7110 char *buf = fixP->fx_frag->fr_literal + fixP->fx_where;
7111
9c2799c2 7112 gas_assert (fixP->fx_r_type < BFD_RELOC_UNUSED);
c3b7224a 7113 if (fixP->fx_addsy == 0 && !fixP->fx_pcrel)
1c0d3aa6 7114 {
c3b7224a
NC		 7115 if (fixP->fx_r_type != BFD_RELOC_SCORE_DUMMY_HI16)
7116 fixP->fx_done = 1;
1c0d3aa6
NC		 7117 }
7118
c3b7224a
NC		 7119 /* If this symbol is in a different section then we need to leave it for
7120 the linker to deal with. Unfortunately, md_pcrel_from can't tell,
7121 so we have to undo it's effects here. */
7122 if (fixP->fx_pcrel)
1c0d3aa6 7123 {
c3b7224a
NC		 7124 if (fixP->fx_addsy != NULL
7125 && S_IS_DEFINED (fixP->fx_addsy)
7126 && S_GET_SEGMENT (fixP->fx_addsy) != seg)
7127 value += md_pcrel_from (fixP);
1c0d3aa6 7128 }
1c0d3aa6 7129
c3b7224a
NC		 7130 /* Remember value for emit_reloc. */
7131 fixP->fx_addnumber = value;
1c0d3aa6 7132
c3b7224a
NC		 7133 switch (fixP->fx_r_type)
7134 {
7135 case BFD_RELOC_HI16_S:
7136 if (fixP->fx_done) /* For la rd, imm32. */
7137 {
7138 newval = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7139 HI = (value) >> 16; /* mul to 2, then take the hi 16 bit. */
7140 newval |= (HI & 0x3fff) << 1;
7141 newval |= ((HI >> 14) & 0x3) << 16;
7142 s3_md_number_to_chars (buf, newval, s3_INSN_SIZE);
7143 }
7144 break;
7145 case BFD_RELOC_LO16:
7146 if (fixP->fx_done) /* For la rd, imm32. */
7147 {
7148 newval = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7149 LO = (value) & 0xffff;
7150 newval |= (LO & 0x3fff) << 1; /* 16 bit: imm -> 14 bit in lo, 2 bit in hi. */
7151 newval |= ((LO >> 14) & 0x3) << 16;
7152 s3_md_number_to_chars (buf, newval, s3_INSN_SIZE);
7153 }
7154 break;
7155 case BFD_RELOC_SCORE_JMP:
7156 {
7157 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7158 value = fixP->fx_offset;
7159 content = (content & ~0x3ff7ffe) | ((value << 1) & 0x3ff0000) | (value & 0x7fff);
7160 s3_md_number_to_chars (buf, content, s3_INSN_SIZE);
7161 }
7162 break;
1c0d3aa6 7163
c3b7224a
NC		 7164 case BFD_RELOC_SCORE_IMM30:
7165 {
7166 content = s3_md_chars_to_number (buf, s3_INSN48_SIZE);
7167 value = fixP->fx_offset;
7168 value >>= 2;
7169 content = (content & ~0x7f7fff7f80LL)
7170 | (((value & 0xff) >> 0) << 7)
7171 | (((value & 0x7fff00) >> 8) << 16)
7172 | (((value & 0x3f800000) >> 23) << 32);
7173 s3_md_number_to_chars (buf, content, s3_INSN48_SIZE);
7174 break;
7175 }
1c0d3aa6 7176
c3b7224a
NC		 7177 case BFD_RELOC_SCORE_IMM32:
7178 {
7179 content = s3_md_chars_to_number (buf, s3_INSN48_SIZE);
7180 value = fixP->fx_offset;
7181 content = (content & ~0x7f7fff7fe0LL)
7182 | ((value & 0x3ff) << 5)
7183 | (((value >> 10) & 0x7fff) << 16)
7184 | (((value >> 25) & 0x7f) << 32);
7185 s3_md_number_to_chars (buf, content, s3_INSN48_SIZE);
7186 break;
7187 }
1c0d3aa6 7188
c3b7224a
NC		 7189 case BFD_RELOC_SCORE_BRANCH:
7190 if ((S_GET_SEGMENT (fixP->fx_addsy) != seg) || (fixP->fx_addsy != NULL && S_IS_EXTERNAL (fixP->fx_addsy)))
7191 value = fixP->fx_offset;
7192 else
7193 fixP->fx_done = 1;
7194
7195 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7196
7197 /* Don't check c-bit. */
7198 if (fixP->fx_frag->fr_opcode != 0)
7199 {
7200 if ((value & 0xfffffe00) != 0 && (value & 0xfffffe00) != 0xfffffe00)
7201 {
7202 as_bad_where (fixP->fx_file, fixP->fx_line,
7203 _(" branch relocation truncate (0x%x) [-2^9 ~ 2^9]"), (unsigned int)value);
7204 return;
7205 }
7206 content = s3_md_chars_to_number (buf, s3_INSN16_SIZE);
7207 content &= 0xfe00;
7208 content = (content & 0xfe00) | ((value >> 1) & 0x1ff);
7209 s3_md_number_to_chars (buf, content, s3_INSN16_SIZE);
7210 fixP->fx_r_type = BFD_RELOC_SCORE16_BRANCH;
7211 fixP->fx_size = 2;
7212 }
7213 else
7214 {
7215 if ((value & 0xfff80000) != 0 && (value & 0xfff80000) != 0xfff80000)
7216 {
7217 as_bad_where (fixP->fx_file, fixP->fx_line,
7218 _(" branch relocation truncate (0x%x) [-2^19 ~ 2^19]"), (unsigned int)value);
7219 return;
7220 }
7221 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7222 content &= 0xfc00fc01;
7223 content = (content & 0xfc00fc01) | (value & 0x3fe) | ((value << 6) & 0x3ff0000);
7224 s3_md_number_to_chars (buf, content, s3_INSN_SIZE);
7225 }
7226 break;
7227 case BFD_RELOC_SCORE16_JMP:
7228 content = s3_md_chars_to_number (buf, s3_INSN16_SIZE);
7229 content &= 0xf001;
7230 value = fixP->fx_offset & 0xfff;
7231 content = (content & 0xfc01) | (value & 0xffe);
7232 s3_md_number_to_chars (buf, content, s3_INSN16_SIZE);
7233 break;
7234 case BFD_RELOC_SCORE16_BRANCH:
7235 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7236 /* Don't check c-bit. */
7237 if (fixP->fx_frag->fr_opcode != 0)
7238 {
7239 if ((S_GET_SEGMENT (fixP->fx_addsy) != seg) ||
7240 (fixP->fx_addsy != NULL && S_IS_EXTERNAL (fixP->fx_addsy)))
7241 value = fixP->fx_offset;
7242 else
7243 fixP->fx_done = 1;
7244 if ((value & 0xfff80000) != 0 && (value & 0xfff80000) != 0xfff80000)
7245 {
7246 as_bad_where (fixP->fx_file, fixP->fx_line,
7247 _(" branch relocation truncate (0x%x) [-2^19 ~ 2^19]"), (unsigned int)value);
7248 return;
7249 }
7250 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7251 content = (content & 0xfc00fc01) | (value & 0x3fe) | ((value << 6) & 0x3ff0000);
7252 s3_md_number_to_chars (buf, content, s3_INSN_SIZE);
7253 fixP->fx_r_type = BFD_RELOC_SCORE_BRANCH;
7254 fixP->fx_size = 4;
7255 break;
7256 }
7257 else
7258 {
7259 /* In differnt section. */
7260 if ((S_GET_SEGMENT (fixP->fx_addsy) != seg) ||
7261 (fixP->fx_addsy != NULL && S_IS_EXTERNAL (fixP->fx_addsy)))
7262 value = fixP->fx_offset;
7263 else
7264 fixP->fx_done = 1;
7265
7266 if ((value & 0xfffffe00) != 0 && (value & 0xfffffe00) != 0xfffffe00)
7267 {
7268 as_bad_where (fixP->fx_file, fixP->fx_line,
7269 _(" branch relocation truncate (0x%x) [-2^9 ~ 2^9]"), (unsigned int)value);
7270 return;
7271 }
7272
7273 content = s3_md_chars_to_number (buf, s3_INSN16_SIZE);
7274 content = (content & 0xfe00) | ((value >> 1) & 0x1ff);
7275 s3_md_number_to_chars (buf, content, s3_INSN16_SIZE);
7276 break;
7277 }
7278
7279 break;
7280
7281 case BFD_RELOC_SCORE_BCMP:
7282 if (fixP->fx_frag->fr_opcode != 0)
7283 {
7284 char *buf_ptr = buf;
7285 buf_ptr += 2;
7286
7287 if ((S_GET_SEGMENT (fixP->fx_addsy) != seg) || (fixP->fx_addsy != NULL && S_IS_EXTERNAL (fixP->fx_addsy)))
7288 value = fixP->fx_offset;
7289 else
7290 fixP->fx_done = 1;
7291
7292 /* NOTE!!!
7293 bcmp -> cmp! and branch, so value -= 2. */
7294 value -= 2;
7295
7296 if ((value & 0xfff80000) != 0 && (value & 0xfff80000) != 0xfff80000)
7297 {
7298 as_bad_where (fixP->fx_file, fixP->fx_line,
7299 _(" branch relocation truncate (0x%x) [-2^19 ~ 2^19]"), (unsigned int)value);
7300 return;
7301 }
7302
7303 content = s3_md_chars_to_number (buf_ptr, s3_INSN_SIZE);
7304 content &= 0xfc00fc01;
7305 content = (content & 0xfc00fc01) | (value & 0x3fe) | ((value << 6) & 0x3ff0000);
7306 s3_md_number_to_chars (buf_ptr, content, s3_INSN_SIZE);
7307 /* change relocation type to BFD_RELOC_SCORE_BRANCH */
7308 fixP->fx_r_type = BFD_RELOC_SCORE_BRANCH;
7309 fixP->fx_where+=2; /* first insn is cmp! , the second insn is beq/bne */
7310 break;
7311 }
7312 else
7313 {
7314 if ((S_GET_SEGMENT (fixP->fx_addsy) != seg) || (fixP->fx_addsy != NULL && S_IS_EXTERNAL (fixP->fx_addsy)))
7315 value = fixP->fx_offset;
7316 else
7317 fixP->fx_done = 1;
1c0d3aa6 7318
c3b7224a 7319 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
1c0d3aa6 7320
c3b7224a
NC		 7321 if ((value & 0xfffffe00) != 0 && (value & 0xfffffe00) != 0xfffffe00)
7322 {
7323 as_bad_where (fixP->fx_file, fixP->fx_line,
7324 _(" branch relocation truncate (0x%x) [-2^9 ~ 2^9]"), (unsigned int)value);
7325 return;
7326 }
1c0d3aa6 7327
c3b7224a
NC		 7328 value >>= 1;
7329 content &= ~0x03e00381;
7330 content = content
7331 | (value & 0x1)
7332 | (((value & 0xe) >> 1) << 7)
7333 | (((value & 0x1f0) >> 4) << 21);
1c0d3aa6 7334
c3b7224a
NC		 7335 s3_md_number_to_chars (buf, content, s3_INSN_SIZE);
7336 break;
7337 }
1c0d3aa6 7338
c3b7224a
NC		 7339 case BFD_RELOC_8:
7340 if (fixP->fx_done || fixP->fx_pcrel)
7341 s3_md_number_to_chars (buf, value, 1);
7342#ifdef OBJ_ELF
7343 else
1c0d3aa6 7344 {
c3b7224a
NC		 7345 value = fixP->fx_offset;
7346 s3_md_number_to_chars (buf, value, 1);
1c0d3aa6 7347 }
1c0d3aa6 7348#endif
c3b7224a 7349 break;
1c0d3aa6 7350
c3b7224a
NC		 7351 case BFD_RELOC_16:
7352 if (fixP->fx_done || fixP->fx_pcrel)
7353 s3_md_number_to_chars (buf, value, 2);
7354#ifdef OBJ_ELF
7355 else
1c0d3aa6 7356 {
c3b7224a
NC		 7357 value = fixP->fx_offset;
7358 s3_md_number_to_chars (buf, value, 2);
1c0d3aa6 7359 }
c3b7224a
NC		 7360#endif
7361 break;
7362 case BFD_RELOC_RVA:
7363 case BFD_RELOC_32:
7364 if (fixP->fx_done || fixP->fx_pcrel)
7365 md_number_to_chars (buf, value, 4);
7366#ifdef OBJ_ELF
1c0d3aa6
NC		 7367 else
7368 {
c3b7224a
NC		 7369 value = fixP->fx_offset;
7370 md_number_to_chars (buf, value, 4);
1c0d3aa6 7371 }
c3b7224a
NC		 7372#endif
7373 break;
7374 case BFD_RELOC_VTABLE_INHERIT:
7375 fixP->fx_done = 0;
7376 if (fixP->fx_addsy && !S_IS_DEFINED (fixP->fx_addsy) && !S_IS_WEAK (fixP->fx_addsy))
7377 S_SET_WEAK (fixP->fx_addsy);
7378 break;
7379 case BFD_RELOC_VTABLE_ENTRY:
7380 fixP->fx_done = 0;
7381 break;
7382 case BFD_RELOC_SCORE_GPREL15:
7383 content = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7384 /* c-bit. */
7385 if ((fixP->fx_frag->fr_opcode != 0) && ((content & 0xfc1c8000) != 0x94180000))
7386 fixP->fx_r_type = BFD_RELOC_NONE;
7387 fixP->fx_done = 0;
7388 break;
7389 case BFD_RELOC_SCORE_GOT15:
7390 case BFD_RELOC_SCORE_DUMMY_HI16:
7391 case BFD_RELOC_SCORE_GOT_LO16:
7392 case BFD_RELOC_SCORE_CALL15:
7393 case BFD_RELOC_GPREL32:
7394 break;
7395 case BFD_RELOC_NONE:
7396 default:
7397 as_bad_where (fixP->fx_file, fixP->fx_line, _("bad relocation fixup type (%d)"), fixP->fx_r_type);
1c0d3aa6 7398 }
c3b7224a 7399}
1c0d3aa6 7400
c3b7224a
NC		 7401static arelent **
7402s3_gen_reloc (asection * section ATTRIBUTE_UNUSED, fixS * fixp)
7403{
7404 static arelent *retval[MAX_RELOC_EXPANSION + 1]; /* MAX_RELOC_EXPANSION equals 2. */
7405 arelent *reloc;
7406 bfd_reloc_code_real_type code;
7407 char *type;
7408 fragS *f;
7409 symbolS *s;
7410 expressionS e;
1c0d3aa6 7411
c3b7224a
NC		 7412 reloc = retval[0] = xmalloc (sizeof (arelent));
7413 retval[1] = NULL;
1c0d3aa6 7414
c3b7224a
NC		 7415 reloc->sym_ptr_ptr = xmalloc (sizeof (asymbol *));
7416 *reloc->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
7417 reloc->address = fixp->fx_frag->fr_address + fixp->fx_where;
7418 reloc->addend = fixp->fx_offset;
7419
7420 /* If this is a variant frag, we may need to adjust the existing
7421 reloc and generate a new one. */
7422 if (fixp->fx_frag->fr_opcode != NULL && (fixp->fx_r_type == BFD_RELOC_SCORE_GPREL15))
1c0d3aa6 7423 {
c3b7224a
NC		 7424 /* Update instruction imm bit. */
7425 offsetT newval;
7426 unsigned short off;
7427 char *buf;
1c0d3aa6 7428
c3b7224a
NC		 7429 buf = fixp->fx_frag->fr_literal + fixp->fx_frag->insn_addr;
7430 newval = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7431 off = fixp->fx_offset >> 16;
7432 newval |= (off & 0x3fff) << 1;
7433 newval |= ((off >> 14) & 0x3) << 16;
7434 s3_md_number_to_chars (buf, newval, s3_INSN_SIZE);
1c0d3aa6 7435
c3b7224a
NC		 7436 buf += s3_INSN_SIZE;
7437 newval = s3_md_chars_to_number (buf, s3_INSN_SIZE);
7438 off = fixp->fx_offset & 0xffff;
7439 newval |= ((off & 0x3fff) << 1);
7440 newval |= (((off >> 14) & 0x3) << 16);
7441 s3_md_number_to_chars (buf, newval, s3_INSN_SIZE);
1c0d3aa6 7442
c3b7224a
NC		 7443 retval[1] = xmalloc (sizeof (arelent));
7444 retval[2] = NULL;
7445 retval[1]->sym_ptr_ptr = xmalloc (sizeof (asymbol *));
7446 *retval[1]->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
7447 retval[1]->address = (reloc->address + s3_RELAX_RELOC2 (fixp->fx_frag->fr_subtype));
7448
7449 f = fixp->fx_frag;
7450 s = f->fr_symbol;
7451 e = s->sy_value;
7452
7453 retval[1]->addend = 0;
7454 retval[1]->howto = bfd_reloc_type_lookup (stdoutput, BFD_RELOC_LO16);
9c2799c2 7455 gas_assert (retval[1]->howto != NULL);
c3b7224a
NC		 7456
7457 fixp->fx_r_type = BFD_RELOC_HI16_S;
1c0d3aa6 7458 }
c3b7224a
NC		 7459
7460 code = fixp->fx_r_type;
7461 switch (fixp->fx_r_type)
1c0d3aa6 7462 {
c3b7224a
NC		 7463 case BFD_RELOC_32:
7464 if (fixp->fx_pcrel)
1c0d3aa6 7465 {
c3b7224a
NC		 7466 code = BFD_RELOC_32_PCREL;
7467 break;
1c0d3aa6 7468 }
c3b7224a
NC		 7469 case BFD_RELOC_HI16_S:
7470 case BFD_RELOC_LO16:
7471 case BFD_RELOC_SCORE_JMP:
7472 case BFD_RELOC_SCORE_BRANCH:
7473 case BFD_RELOC_SCORE16_JMP:
7474 case BFD_RELOC_SCORE16_BRANCH:
7475 case BFD_RELOC_SCORE_BCMP:
7476 case BFD_RELOC_VTABLE_ENTRY:
7477 case BFD_RELOC_VTABLE_INHERIT:
7478 case BFD_RELOC_SCORE_GPREL15:
7479 case BFD_RELOC_SCORE_GOT15:
7480 case BFD_RELOC_SCORE_DUMMY_HI16:
7481 case BFD_RELOC_SCORE_GOT_LO16:
7482 case BFD_RELOC_SCORE_CALL15:
7483 case BFD_RELOC_GPREL32:
7484 case BFD_RELOC_NONE:
7485 case BFD_RELOC_SCORE_IMM30:
7486 case BFD_RELOC_SCORE_IMM32:
7487 code = fixp->fx_r_type;
7488 break;
7489 default:
7490 type = _("<unknown>");
7491 as_bad_where (fixp->fx_file, fixp->fx_line,
7492 _("cannot represent %s relocation in this object file format"), type);
7493 return NULL;
1c0d3aa6
NC		 7494 }
7495
c3b7224a
NC		 7496 reloc->howto = bfd_reloc_type_lookup (stdoutput, code);
7497 if (reloc->howto == NULL)
1c0d3aa6 7498 {
c3b7224a
NC		 7499 as_bad_where (fixp->fx_file, fixp->fx_line,
7500 _("cannot represent %s relocation in this object file format1"),
7501 bfd_get_reloc_code_name (code));
7502 return NULL;
7503 }
7504 /* HACK: Since arm ELF uses Rel instead of Rela, encode the
7505 vtable entry to be used in the relocation's section offset. */
7506 if (fixp->fx_r_type == BFD_RELOC_VTABLE_ENTRY)
7507 reloc->address = fixp->fx_offset;
7508
7509 return retval;
7510}
7511
7512void
7513md_assemble (char *str)
7514{
7515 if (score3)
7516 s3_assemble (str);
7517 else
7518 s7_assemble (str);
7519}
7520
7521/* We handle all bad expressions here, so that we can report the faulty
7522 instruction in the error message. */
7523void
91d6fa6a 7524md_operand (expressionS * exp)
c3b7224a
NC		 7525{
7526 if (score3)
91d6fa6a 7527 s3_operand (exp);
c3b7224a 7528 else
91d6fa6a 7529 s7_operand (exp);
c3b7224a
NC		 7530}
7531
7532/* Turn an integer of n bytes (in val) into a stream of bytes appropriate
7533 for use in the a.out file, and stores them in the array pointed to by buf.
7534 This knows about the endian-ness of the target machine and does
7535 THE RIGHT THING, whatever it is. Possible values for n are 1 (byte)
7536 2 (short) and 4 (long) Floating numbers are put out as a series of
7537 LITTLENUMS (shorts, here at least). */
7538void
7539md_number_to_chars (char *buf, valueT val, int n)
7540{
7541 if (score3)
7542 s3_number_to_chars (buf, val, n);
7543 else
7544 s7_number_to_chars (buf, val, n);
7545}
1c0d3aa6 7546
c3b7224a
NC		 7547/* Turn a string in input_line_pointer into a floating point constant
7548 of type TYPE, and store the appropriate bytes in *LITP. The number
7549 of LITTLENUMS emitted is stored in *SIZEP. An error message is
7550 returned, or NULL on OK.
7551
7552 Note that fp constants aren't represent in the normal way on the ARM.
7553 In big endian mode, things are as expected. However, in little endian
7554 mode fp constants are big-endian word-wise, and little-endian byte-wise
7555 within the words. For example, (double) 1.1 in big endian mode is
7556 the byte sequence 3f f1 99 99 99 99 99 9a, and in little endian mode is
7557 the byte sequence 99 99 f1 3f 9a 99 99 99. */
7558char *
7559md_atof (int type, char *litP, int *sizeP)
7560{
7561 if (score3)
7562 return s3_atof (type, litP, sizeP);
7563 else
7564 return s7_atof (type, litP, sizeP);
7565}
1c0d3aa6 7566
c3b7224a
NC		 7567void
7568score_frag_check (fragS * fragp ATTRIBUTE_UNUSED)
7569{
7570 if (score3)
7571 s3_frag_check (fragp);
7572 else
7573 s7_frag_check (fragp);
7574}
1c0d3aa6 7575
c3b7224a
NC		 7576/* Implementation of TC_VALIDATE_FIX.
7577 Called before md_apply_fix() and after md_convert_frag(). */
7578void
7579score_validate_fix (fixS *fixP)
7580{
7581 if (score3)
7582 s3_validate_fix (fixP);
7583 else
7584 s7_validate_fix (fixP);
7585}
1c0d3aa6 7586
c3b7224a
NC		 7587int
7588score_force_relocation (struct fix *fixp)
7589{
7590 if (score3)
7591 return s3_force_relocation (fixp);
7592 else
7593 return s7_force_relocation (fixp);
7594}
1c0d3aa6 7595
c3b7224a
NC		 7596/* Implementation of md_frag_check.
7597 Called after md_convert_frag(). */
7598bfd_boolean
7599score_fix_adjustable (fixS * fixP)
7600{
7601 if (score3)
7602 return s3_fix_adjustable (fixP);
7603 else
7604 return s7_fix_adjustable (fixP);
7605}
1c0d3aa6 7606
c3b7224a
NC		 7607void
7608score_elf_final_processing (void)
7609{
7610 if (score3)
7611 s3_elf_final_processing ();
7612 else
7613 s7_elf_final_processing ();
7614}
1c0d3aa6 7615
c3b7224a
NC		 7616/* In this function, we determine whether s3_GP instruction should do relaxation,
7617 for the label being against was known now.
7618 Doing this here but not in md_relax_frag() can induce iteration times
7619 in stage of doing relax. */
7620int
7621md_estimate_size_before_relax (fragS * fragp, asection * sec ATTRIBUTE_UNUSED)
7622{
7623 if (score3)
7624 return s3_estimate_size_before_relax (fragp, sec);
7625 else
7626 return s7_estimate_size_before_relax (fragp, sec);
7627}
1c0d3aa6 7628
c3b7224a
NC		 7629int
7630score_relax_frag (asection * sec ATTRIBUTE_UNUSED, fragS * fragp, long stretch ATTRIBUTE_UNUSED)
7631{
7632 if (score3)
7633 return s3_relax_frag (sec, fragp, stretch);
7634 else
7635 return s7_relax_frag (sec, fragp, stretch);
7636}
7637
7638void
7639md_convert_frag (bfd * abfd ATTRIBUTE_UNUSED, segT sec ATTRIBUTE_UNUSED, fragS * fragp)
7640{
7641 if (score3)
7642 return s3_convert_frag (abfd, sec, fragp);
1c0d3aa6 7643 else
c3b7224a
NC		 7644 return s7_convert_frag (abfd, sec, fragp);
7645}
1c0d3aa6 7646
c3b7224a
NC		 7647long
7648md_pcrel_from (fixS * fixP)
7649{
7650 if (score3)
7651 return s3_pcrel_from (fixP);
7652 else
7653 return s7_pcrel_from (fixP);
7654}
1c0d3aa6 7655
c3b7224a
NC		 7656/* Round up a section size to the appropriate boundary. */
7657valueT
7658md_section_align (segT segment ATTRIBUTE_UNUSED, valueT size)
7659{
7660 if (score3)
7661 return s3_section_align (segment, size);
7662 else
7663 return s7_section_align (segment, size);
1c0d3aa6
NC		 7664}
7665
c3b7224a
NC		 7666void
7667md_apply_fix (fixS *fixP, valueT *valP, segT seg)
1c0d3aa6 7668{
c3b7224a
NC		 7669 if (score3)
7670 return s3_apply_fix (fixP, valP, seg);
7671 else
7672 return s7_apply_fix (fixP, valP, seg);
7673}
1c0d3aa6 7674
c3b7224a
NC		 7675/* Translate internal representation of relocation info to BFD target format. */
7676arelent **
7677tc_gen_reloc (asection * section ATTRIBUTE_UNUSED, fixS * fixp)
7678{
7679 if (score3)
7680 return s3_gen_reloc (section, fixp);
7681 else
7682 return s7_gen_reloc (section, fixp);
7683}
1c0d3aa6 7684
c3b7224a
NC		 7685void
7686md_begin (void)
7687{
7688 s3_begin ();
7689 s7_begin ();
1c0d3aa6
NC		 7690}
7691
7692static void
c3b7224a 7693score_set_mach (const char *arg)
1c0d3aa6 7694{
c3b7224a 7695 if (strcmp (arg, MARCH_SCORE3) == 0)
1c0d3aa6 7696 {
c3b7224a
NC		 7697 score3 = 1;
7698 score7 = 0;
7699 s3_score3d = 1;
1c0d3aa6 7700 }
c3b7224a
NC		 7701 else if (strcmp (arg, MARCH_SCORE7) == 0)
7702 {
7703 score3 = 0;
7704 score7 = 1;
7705 s7_score7d = 1;
7706 s7_university_version = 0;
7707 s7_vector_size = s7_SCORE7_PIPELINE;
7708 }
7709 else if (strcmp (arg, MARCH_SCORE5) == 0)
7710 {
7711 score3 = 0;
7712 score7 = 1;
7713 s7_score7d = 1;
7714 s7_university_version = 0;
7715 s7_vector_size = s7_SCORE5_PIPELINE;
7716 }
7717 else if (strcmp (arg, MARCH_SCORE5U) == 0)
7718 {
7719 score3 = 0;
7720 score7 = 1;
7721 s7_score7d = 1;
7722 s7_university_version = 1;
7723 s7_vector_size = s7_SCORE5_PIPELINE;
7724 }
7725 else
1c0d3aa6 7726 {
c3b7224a 7727 as_bad (_("unknown architecture `%s'\n"), arg);
1c0d3aa6
NC		 7728 }
7729}
7730
c3b7224a
NC		 7731int
7732md_parse_option (int c, char *arg)
1c0d3aa6 7733{
c3b7224a
NC		 7734 switch (c)
7735 {
7736#ifdef OPTION_EB
7737 case OPTION_EB:
7738 target_big_endian = 1;
7739 break;
7740#endif
7741#ifdef OPTION_EL
7742 case OPTION_EL:
7743 target_big_endian = 0;
7744 break;
7745#endif
7746 case OPTION_FIXDD:
7747 s3_fix_data_dependency = 1;
7748 s7_fix_data_dependency = 1;
7749 break;
7750 case OPTION_NWARN:
7751 s3_warn_fix_data_dependency = 0;
7752 s7_warn_fix_data_dependency = 0;
7753 break;
7754 case OPTION_SCORE5:
7755 score3 = 0;
7756 score7 = 1;
7757 s7_university_version = 0;
7758 s7_vector_size = s7_SCORE5_PIPELINE;
7759 break;
7760 case OPTION_SCORE5U:
7761 score3 = 0;
7762 score7 = 1;
7763 s7_university_version = 1;
7764 s7_vector_size = s7_SCORE5_PIPELINE;
7765 break;
7766 case OPTION_SCORE7:
7767 score3 = 0;
7768 score7 = 1;
7769 s7_score7d = 1;
7770 s7_university_version = 0;
7771 s7_vector_size = s7_SCORE7_PIPELINE;
7772 break;
7773 case OPTION_SCORE3:
7774 score3 = 1;
7775 score7 = 0;
7776 s3_score3d = 1;
7777 break;
7778 case OPTION_R1:
7779 s3_nor1 = 0;
7780 s7_nor1 = 0;
7781 break;
7782 case 'G':
7783 s3_g_switch_value = atoi (arg);
7784 s7_g_switch_value = atoi (arg);
7785 break;
7786 case OPTION_O0:
7787 s3_g_opt = 0;
7788 s7_g_opt = 0;
7789 break;
7790 case OPTION_SCORE_VERSION:
7791 printf (_("Sunplus-v2-0-0-20060510\n"));
7792 break;
7793 case OPTION_PIC:
7794 s3_score_pic = s3_NO_PIC; /* Score3 doesn't support PIC now. */
7795 s7_score_pic = s7_PIC;
7796 s3_g_switch_value = 0; /* Must set -G num as 0 to generate s3_PIC code. */
7797 s7_g_switch_value = 0; /* Must set -G num as 0 to generate s7_PIC code. */
7798 break;
7799 case OPTION_MARCH:
7800 score_set_mach (arg);
7801 break;
7802 default:
7803 return 0;
7804 }
7805 return 1;
1c0d3aa6
NC		 7806}
7807
c3b7224a
NC		 7808void
7809md_show_usage (FILE * fp)
1c0d3aa6 7810{
c3b7224a
NC		 7811 fprintf (fp, _(" Score-specific assembler options:\n"));
7812#ifdef OPTION_EB
7813 fprintf (fp, _("\
7814 -EB\t\tassemble code for a big-endian cpu\n"));
7815#endif
7816
7817#ifdef OPTION_EL
7818 fprintf (fp, _("\
7819 -EL\t\tassemble code for a little-endian cpu\n"));
7820#endif
1c0d3aa6 7821
c3b7224a
NC		 7822 fprintf (fp, _("\
7823 -FIXDD\t\tassemble code for fix data dependency\n"));
7824 fprintf (fp, _("\
7825 -NWARN\t\tassemble code for no warning message for fix data dependency\n"));
7826 fprintf (fp, _("\
7827 -SCORE5\t\tassemble code for target is SCORE5\n"));
7828 fprintf (fp, _("\
7829 -SCORE5U\tassemble code for target is SCORE5U\n"));
7830 fprintf (fp, _("\
7831 -SCORE7\t\tassemble code for target is SCORE7, this is default setting\n"));
7832 fprintf (fp, _("\
7833 -SCORE3\t\tassemble code for target is SCORE3\n"));
7834 fprintf (fp, _("\
7835 -march=score7\tassemble code for target is SCORE7, this is default setting\n"));
7836 fprintf (fp, _("\
7837 -march=score3\tassemble code for target is SCORE3\n"));
7838 fprintf (fp, _("\
7839 -USE_R1\t\tassemble code for no warning message when using temp register r1\n"));
7840 fprintf (fp, _("\
7841 -KPIC\t\tassemble code for PIC\n"));
7842 fprintf (fp, _("\
7843 -O0\t\tassembler will not perform any optimizations\n"));
7844 fprintf (fp, _("\
7845 -G gpnum\tassemble code for setting gpsize and default is 8 byte\n"));
7846 fprintf (fp, _("\
7847 -V \t\tSunplus release version \n"));
7848}
GDB Binutils - Deliverables
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