Commit | Line | Data |
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252b5132 | 1 | /* tc-mn10300.c -- Assembler code for the Matsushita 10300 |
8ad7c533 NC |
2 | Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, |
3 | 2006 Free Software Foundation, Inc. | |
252b5132 RH |
4 | |
5 | This file is part of GAS, the GNU Assembler. | |
6 | ||
7 | GAS is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | GAS is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GAS; see the file COPYING. If not, write to | |
4b4da160 NC |
19 | the Free Software Foundation, 51 Franklin Street - Fifth Floor, |
20 | Boston, MA 02110-1301, USA. */ | |
252b5132 RH |
21 | |
22 | #include <stdio.h> | |
252b5132 | 23 | #include "as.h" |
3882b010 | 24 | #include "safe-ctype.h" |
87271fa6 | 25 | #include "subsegs.h" |
252b5132 | 26 | #include "opcode/mn10300.h" |
e8b1cae5 | 27 | #include "dwarf2dbg.h" |
252b5132 RH |
28 | \f |
29 | /* Structure to hold information about predefined registers. */ | |
30 | struct reg_name | |
31 | { | |
32 | const char *name; | |
33 | int value; | |
34 | }; | |
35 | ||
87271fa6 NC |
36 | /* Generic assembler global variables which must be defined by all |
37 | targets. */ | |
252b5132 | 38 | |
87271fa6 | 39 | /* Characters which always start a comment. */ |
252b5132 RH |
40 | const char comment_chars[] = "#"; |
41 | ||
42 | /* Characters which start a comment at the beginning of a line. */ | |
43 | const char line_comment_chars[] = ";#"; | |
44 | ||
87271fa6 | 45 | /* Characters which may be used to separate multiple commands on a |
252b5132 RH |
46 | single line. */ |
47 | const char line_separator_chars[] = ";"; | |
48 | ||
87271fa6 | 49 | /* Characters which are used to indicate an exponent in a floating |
252b5132 RH |
50 | point number. */ |
51 | const char EXP_CHARS[] = "eE"; | |
52 | ||
87271fa6 | 53 | /* Characters which mean that a number is a floating point constant, |
252b5132 RH |
54 | as in 0d1.0. */ |
55 | const char FLT_CHARS[] = "dD"; | |
56 | \f | |
dae1b34e NC |
57 | const relax_typeS md_relax_table[] = |
58 | { | |
59 | /* The plus values for the bCC and fBCC instructions in the table below | |
60 | are because the branch instruction is translated into a jump | |
61 | instruction that is now +2 or +3 bytes further on in memory, and the | |
62 | correct size of jump instruction must be selected. */ | |
87271fa6 | 63 | /* bCC relaxing */ |
252b5132 | 64 | {0x7f, -0x80, 2, 1}, |
dae1b34e | 65 | {0x7fff + 2, -0x8000 + 2, 5, 2}, |
252b5132 RH |
66 | {0x7fffffff, -0x80000000, 7, 0}, |
67 | ||
dae1b34e | 68 | /* bCC relaxing (uncommon cases for 3byte length instructions) */ |
252b5132 | 69 | {0x7f, -0x80, 3, 4}, |
dae1b34e | 70 | {0x7fff + 3, -0x8000 + 3, 6, 5}, |
252b5132 RH |
71 | {0x7fffffff, -0x80000000, 8, 0}, |
72 | ||
87271fa6 | 73 | /* call relaxing */ |
252b5132 RH |
74 | {0x7fff, -0x8000, 5, 7}, |
75 | {0x7fffffff, -0x80000000, 7, 0}, | |
76 | ||
87271fa6 | 77 | /* calls relaxing */ |
252b5132 RH |
78 | {0x7fff, -0x8000, 4, 9}, |
79 | {0x7fffffff, -0x80000000, 6, 0}, | |
80 | ||
87271fa6 | 81 | /* jmp relaxing */ |
252b5132 RH |
82 | {0x7f, -0x80, 2, 11}, |
83 | {0x7fff, -0x8000, 3, 12}, | |
84 | {0x7fffffff, -0x80000000, 5, 0}, | |
85 | ||
e7b71525 AO |
86 | /* fbCC relaxing */ |
87 | {0x7f, -0x80, 3, 14}, | |
dae1b34e | 88 | {0x7fff + 3, -0x8000 + 3, 6, 15}, |
e7b71525 AO |
89 | {0x7fffffff, -0x80000000, 8, 0}, |
90 | ||
252b5132 RH |
91 | }; |
92 | ||
87271fa6 | 93 | /* Local functions. */ |
252b5132 RH |
94 | static void mn10300_insert_operand PARAMS ((unsigned long *, unsigned long *, |
95 | const struct mn10300_operand *, | |
96 | offsetT, char *, unsigned, | |
97 | unsigned)); | |
98 | static unsigned long check_operand PARAMS ((unsigned long, | |
99 | const struct mn10300_operand *, | |
100 | offsetT)); | |
101 | static int reg_name_search PARAMS ((const struct reg_name *, int, const char *)); | |
b34976b6 AM |
102 | static bfd_boolean data_register_name PARAMS ((expressionS *expressionP)); |
103 | static bfd_boolean address_register_name PARAMS ((expressionS *expressionP)); | |
104 | static bfd_boolean other_register_name PARAMS ((expressionS *expressionP)); | |
497f322d AO |
105 | static bfd_boolean r_register_name PARAMS ((expressionS *expressionP)); |
106 | static bfd_boolean xr_register_name PARAMS ((expressionS *expressionP)); | |
107 | static void set_arch_mach PARAMS ((int)); | |
252b5132 | 108 | |
1485d400 EC |
109 | /* Set linkrelax here to avoid fixups in most sections. */ |
110 | int linkrelax = 1; | |
111 | ||
252b5132 RH |
112 | static int current_machine; |
113 | ||
87271fa6 | 114 | /* Fixups. */ |
252b5132 RH |
115 | #define MAX_INSN_FIXUPS (5) |
116 | struct mn10300_fixup | |
117 | { | |
118 | expressionS exp; | |
119 | int opindex; | |
120 | bfd_reloc_code_real_type reloc; | |
121 | }; | |
122 | struct mn10300_fixup fixups[MAX_INSN_FIXUPS]; | |
123 | static int fc; | |
124 | ||
125 | /* We must store the value of each register operand so that we can | |
126 | verify that certain registers do not match. */ | |
127 | int mn10300_reg_operands[MN10300_MAX_OPERANDS]; | |
128 | \f | |
129 | const char *md_shortopts = ""; | |
130 | struct option md_longopts[] = { | |
131 | {NULL, no_argument, NULL, 0} | |
132 | }; | |
87271fa6 | 133 | size_t md_longopts_size = sizeof (md_longopts); |
252b5132 RH |
134 | |
135 | /* The target specific pseudo-ops which we support. */ | |
136 | const pseudo_typeS md_pseudo_table[] = | |
137 | { | |
0a727238 AO |
138 | { "am30", set_arch_mach, AM30 }, |
139 | { "am33", set_arch_mach, AM33 }, | |
e7b71525 | 140 | { "am33_2", (void (*) PARAMS ((int))) set_arch_mach, AM33_2 }, |
0a727238 | 141 | { "mn10300", set_arch_mach, MN103 }, |
252b5132 RH |
142 | {NULL, 0, 0} |
143 | }; | |
144 | ||
e7b71525 AO |
145 | #define HAVE_AM33_2 (current_machine == AM33_2) |
146 | #define HAVE_AM33 (current_machine == AM33 || HAVE_AM33_2) | |
aa15f6f7 | 147 | #define HAVE_AM30 (current_machine == AM30) |
0a727238 | 148 | |
252b5132 RH |
149 | /* Opcode hash table. */ |
150 | static struct hash_control *mn10300_hash; | |
151 | ||
87271fa6 | 152 | /* This table is sorted. Suitable for searching by a binary search. */ |
252b5132 RH |
153 | static const struct reg_name data_registers[] = |
154 | { | |
155 | { "d0", 0 }, | |
156 | { "d1", 1 }, | |
157 | { "d2", 2 }, | |
158 | { "d3", 3 }, | |
159 | }; | |
87271fa6 NC |
160 | #define DATA_REG_NAME_CNT \ |
161 | (sizeof (data_registers) / sizeof (struct reg_name)) | |
252b5132 RH |
162 | |
163 | static const struct reg_name address_registers[] = | |
164 | { | |
165 | { "a0", 0 }, | |
166 | { "a1", 1 }, | |
167 | { "a2", 2 }, | |
168 | { "a3", 3 }, | |
169 | }; | |
87271fa6 NC |
170 | |
171 | #define ADDRESS_REG_NAME_CNT \ | |
172 | (sizeof (address_registers) / sizeof (struct reg_name)) | |
252b5132 | 173 | |
85cb2cf9 JL |
174 | static const struct reg_name r_registers[] = |
175 | { | |
176 | { "a0", 8 }, | |
177 | { "a1", 9 }, | |
178 | { "a2", 10 }, | |
179 | { "a3", 11 }, | |
180 | { "d0", 12 }, | |
181 | { "d1", 13 }, | |
182 | { "d2", 14 }, | |
183 | { "d3", 15 }, | |
184 | { "e0", 0 }, | |
185 | { "e1", 1 }, | |
186 | { "e10", 10 }, | |
187 | { "e11", 11 }, | |
188 | { "e12", 12 }, | |
189 | { "e13", 13 }, | |
190 | { "e14", 14 }, | |
191 | { "e15", 15 }, | |
192 | { "e2", 2 }, | |
193 | { "e3", 3 }, | |
194 | { "e4", 4 }, | |
195 | { "e5", 5 }, | |
196 | { "e6", 6 }, | |
197 | { "e7", 7 }, | |
198 | { "e8", 8 }, | |
199 | { "e9", 9 }, | |
200 | { "r0", 0 }, | |
201 | { "r1", 1 }, | |
202 | { "r10", 10 }, | |
203 | { "r11", 11 }, | |
204 | { "r12", 12 }, | |
205 | { "r13", 13 }, | |
206 | { "r14", 14 }, | |
207 | { "r15", 15 }, | |
208 | { "r2", 2 }, | |
209 | { "r3", 3 }, | |
210 | { "r4", 4 }, | |
211 | { "r5", 5 }, | |
212 | { "r6", 6 }, | |
213 | { "r7", 7 }, | |
214 | { "r8", 8 }, | |
215 | { "r9", 9 }, | |
216 | }; | |
87271fa6 NC |
217 | |
218 | #define R_REG_NAME_CNT \ | |
219 | (sizeof (r_registers) / sizeof (struct reg_name)) | |
85cb2cf9 JL |
220 | |
221 | static const struct reg_name xr_registers[] = | |
222 | { | |
223 | { "mcrh", 2 }, | |
224 | { "mcrl", 3 }, | |
225 | { "mcvf", 4 }, | |
226 | { "mdrq", 1 }, | |
227 | { "sp", 0 }, | |
228 | { "xr0", 0 }, | |
229 | { "xr1", 1 }, | |
230 | { "xr10", 10 }, | |
231 | { "xr11", 11 }, | |
232 | { "xr12", 12 }, | |
233 | { "xr13", 13 }, | |
234 | { "xr14", 14 }, | |
235 | { "xr15", 15 }, | |
236 | { "xr2", 2 }, | |
237 | { "xr3", 3 }, | |
238 | { "xr4", 4 }, | |
239 | { "xr5", 5 }, | |
240 | { "xr6", 6 }, | |
241 | { "xr7", 7 }, | |
242 | { "xr8", 8 }, | |
243 | { "xr9", 9 }, | |
244 | }; | |
85cb2cf9 | 245 | |
87271fa6 NC |
246 | #define XR_REG_NAME_CNT \ |
247 | (sizeof (xr_registers) / sizeof (struct reg_name)) | |
252b5132 | 248 | |
913572ec AO |
249 | /* We abuse the `value' field, that would be otherwise unused, to |
250 | encode the architecture on which (access to) the register was | |
251 | introduced. FIXME: we should probably warn when we encounter a | |
252 | register name when assembling for an architecture that doesn't | |
253 | support it, before parsing it as a symbol name. */ | |
252b5132 RH |
254 | static const struct reg_name other_registers[] = |
255 | { | |
913572ec | 256 | { "epsw", AM33 }, |
252b5132 | 257 | { "mdr", 0 }, |
913572ec | 258 | { "pc", AM33 }, |
252b5132 RH |
259 | { "psw", 0 }, |
260 | { "sp", 0 }, | |
261 | }; | |
87271fa6 NC |
262 | |
263 | #define OTHER_REG_NAME_CNT \ | |
264 | (sizeof (other_registers) / sizeof (struct reg_name)) | |
252b5132 | 265 | |
e7b71525 AO |
266 | static const struct reg_name float_registers[] = |
267 | { | |
268 | { "fs0", 0 }, | |
269 | { "fs1", 1 }, | |
270 | { "fs10", 10 }, | |
271 | { "fs11", 11 }, | |
272 | { "fs12", 12 }, | |
273 | { "fs13", 13 }, | |
274 | { "fs14", 14 }, | |
275 | { "fs15", 15 }, | |
276 | { "fs16", 16 }, | |
277 | { "fs17", 17 }, | |
278 | { "fs18", 18 }, | |
279 | { "fs19", 19 }, | |
280 | { "fs2", 2 }, | |
281 | { "fs20", 20 }, | |
282 | { "fs21", 21 }, | |
283 | { "fs22", 22 }, | |
284 | { "fs23", 23 }, | |
285 | { "fs24", 24 }, | |
286 | { "fs25", 25 }, | |
287 | { "fs26", 26 }, | |
288 | { "fs27", 27 }, | |
289 | { "fs28", 28 }, | |
290 | { "fs29", 29 }, | |
291 | { "fs3", 3 }, | |
292 | { "fs30", 30 }, | |
293 | { "fs31", 31 }, | |
294 | { "fs4", 4 }, | |
295 | { "fs5", 5 }, | |
296 | { "fs6", 6 }, | |
297 | { "fs7", 7 }, | |
298 | { "fs8", 8 }, | |
299 | { "fs9", 9 }, | |
300 | }; | |
301 | ||
302 | #define FLOAT_REG_NAME_CNT \ | |
303 | (sizeof (float_registers) / sizeof (struct reg_name)) | |
304 | ||
305 | static const struct reg_name double_registers[] = | |
306 | { | |
307 | { "fd0", 0 }, | |
308 | { "fd10", 10 }, | |
309 | { "fd12", 12 }, | |
310 | { "fd14", 14 }, | |
311 | { "fd16", 16 }, | |
312 | { "fd18", 18 }, | |
313 | { "fd2", 2 }, | |
314 | { "fd20", 20 }, | |
315 | { "fd22", 22 }, | |
316 | { "fd24", 24 }, | |
317 | { "fd26", 26 }, | |
318 | { "fd28", 28 }, | |
319 | { "fd30", 30 }, | |
320 | { "fd4", 4 }, | |
321 | { "fd6", 6 }, | |
322 | { "fd8", 8 }, | |
323 | }; | |
324 | ||
325 | #define DOUBLE_REG_NAME_CNT \ | |
326 | (sizeof (double_registers) / sizeof (struct reg_name)) | |
327 | ||
328 | ||
252b5132 RH |
329 | /* reg_name_search does a binary search of the given register table |
330 | to see if "name" is a valid regiter name. Returns the register | |
87271fa6 | 331 | number from the array on success, or -1 on failure. */ |
252b5132 RH |
332 | |
333 | static int | |
334 | reg_name_search (regs, regcount, name) | |
335 | const struct reg_name *regs; | |
336 | int regcount; | |
337 | const char *name; | |
338 | { | |
339 | int middle, low, high; | |
340 | int cmp; | |
341 | ||
342 | low = 0; | |
343 | high = regcount - 1; | |
344 | ||
345 | do | |
346 | { | |
347 | middle = (low + high) / 2; | |
348 | cmp = strcasecmp (name, regs[middle].name); | |
349 | if (cmp < 0) | |
350 | high = middle - 1; | |
351 | else if (cmp > 0) | |
352 | low = middle + 1; | |
87271fa6 NC |
353 | else |
354 | return regs[middle].value; | |
252b5132 RH |
355 | } |
356 | while (low <= high); | |
357 | return -1; | |
358 | } | |
359 | ||
85cb2cf9 JL |
360 | /* Summary of register_name(). |
361 | * | |
362 | * in: Input_line_pointer points to 1st char of operand. | |
363 | * | |
b6ff326e | 364 | * out: An expressionS. |
85cb2cf9 JL |
365 | * The operand may have been a register: in this case, X_op == O_register, |
366 | * X_add_number is set to the register number, and truth is returned. | |
367 | * Input_line_pointer->(next non-blank) char after operand, or is in | |
368 | * its original state. | |
369 | */ | |
87271fa6 | 370 | |
b34976b6 | 371 | static bfd_boolean |
85cb2cf9 JL |
372 | r_register_name (expressionP) |
373 | expressionS *expressionP; | |
374 | { | |
375 | int reg_number; | |
376 | char *name; | |
377 | char *start; | |
378 | char c; | |
379 | ||
87271fa6 | 380 | /* Find the spelling of the operand. */ |
85cb2cf9 JL |
381 | start = name = input_line_pointer; |
382 | ||
383 | c = get_symbol_end (); | |
384 | reg_number = reg_name_search (r_registers, R_REG_NAME_CNT, name); | |
385 | ||
468cced8 AM |
386 | /* Put back the delimiting char. */ |
387 | *input_line_pointer = c; | |
388 | ||
87271fa6 NC |
389 | /* Look to see if it's in the register table. */ |
390 | if (reg_number >= 0) | |
85cb2cf9 JL |
391 | { |
392 | expressionP->X_op = O_register; | |
393 | expressionP->X_add_number = reg_number; | |
394 | ||
87271fa6 | 395 | /* Make the rest nice. */ |
85cb2cf9 JL |
396 | expressionP->X_add_symbol = NULL; |
397 | expressionP->X_op_symbol = NULL; | |
87271fa6 | 398 | |
b34976b6 | 399 | return TRUE; |
85cb2cf9 | 400 | } |
87271fa6 | 401 | |
468cced8 AM |
402 | /* Reset the line as if we had not done anything. */ |
403 | input_line_pointer = start; | |
b34976b6 | 404 | return FALSE; |
85cb2cf9 JL |
405 | } |
406 | ||
407 | /* Summary of register_name(). | |
408 | * | |
409 | * in: Input_line_pointer points to 1st char of operand. | |
410 | * | |
b6ff326e | 411 | * out: An expressionS. |
85cb2cf9 JL |
412 | * The operand may have been a register: in this case, X_op == O_register, |
413 | * X_add_number is set to the register number, and truth is returned. | |
414 | * Input_line_pointer->(next non-blank) char after operand, or is in | |
415 | * its original state. | |
416 | */ | |
87271fa6 | 417 | |
b34976b6 | 418 | static bfd_boolean |
85cb2cf9 JL |
419 | xr_register_name (expressionP) |
420 | expressionS *expressionP; | |
421 | { | |
422 | int reg_number; | |
423 | char *name; | |
424 | char *start; | |
425 | char c; | |
426 | ||
87271fa6 | 427 | /* Find the spelling of the operand. */ |
85cb2cf9 JL |
428 | start = name = input_line_pointer; |
429 | ||
430 | c = get_symbol_end (); | |
431 | reg_number = reg_name_search (xr_registers, XR_REG_NAME_CNT, name); | |
432 | ||
468cced8 AM |
433 | /* Put back the delimiting char. */ |
434 | *input_line_pointer = c; | |
435 | ||
87271fa6 NC |
436 | /* Look to see if it's in the register table. */ |
437 | if (reg_number >= 0) | |
85cb2cf9 JL |
438 | { |
439 | expressionP->X_op = O_register; | |
440 | expressionP->X_add_number = reg_number; | |
441 | ||
87271fa6 | 442 | /* Make the rest nice. */ |
85cb2cf9 JL |
443 | expressionP->X_add_symbol = NULL; |
444 | expressionP->X_op_symbol = NULL; | |
87271fa6 | 445 | |
b34976b6 | 446 | return TRUE; |
85cb2cf9 | 447 | } |
87271fa6 | 448 | |
468cced8 AM |
449 | /* Reset the line as if we had not done anything. */ |
450 | input_line_pointer = start; | |
b34976b6 | 451 | return FALSE; |
85cb2cf9 | 452 | } |
252b5132 RH |
453 | |
454 | /* Summary of register_name(). | |
455 | * | |
456 | * in: Input_line_pointer points to 1st char of operand. | |
457 | * | |
b6ff326e | 458 | * out: An expressionS. |
252b5132 RH |
459 | * The operand may have been a register: in this case, X_op == O_register, |
460 | * X_add_number is set to the register number, and truth is returned. | |
461 | * Input_line_pointer->(next non-blank) char after operand, or is in | |
462 | * its original state. | |
463 | */ | |
87271fa6 | 464 | |
b34976b6 | 465 | static bfd_boolean |
252b5132 RH |
466 | data_register_name (expressionP) |
467 | expressionS *expressionP; | |
468 | { | |
469 | int reg_number; | |
470 | char *name; | |
471 | char *start; | |
472 | char c; | |
473 | ||
87271fa6 | 474 | /* Find the spelling of the operand. */ |
252b5132 RH |
475 | start = name = input_line_pointer; |
476 | ||
477 | c = get_symbol_end (); | |
478 | reg_number = reg_name_search (data_registers, DATA_REG_NAME_CNT, name); | |
479 | ||
468cced8 AM |
480 | /* Put back the delimiting char. */ |
481 | *input_line_pointer = c; | |
482 | ||
87271fa6 NC |
483 | /* Look to see if it's in the register table. */ |
484 | if (reg_number >= 0) | |
252b5132 RH |
485 | { |
486 | expressionP->X_op = O_register; | |
487 | expressionP->X_add_number = reg_number; | |
488 | ||
87271fa6 | 489 | /* Make the rest nice. */ |
252b5132 RH |
490 | expressionP->X_add_symbol = NULL; |
491 | expressionP->X_op_symbol = NULL; | |
87271fa6 | 492 | |
b34976b6 | 493 | return TRUE; |
252b5132 | 494 | } |
87271fa6 | 495 | |
468cced8 AM |
496 | /* Reset the line as if we had not done anything. */ |
497 | input_line_pointer = start; | |
b34976b6 | 498 | return FALSE; |
252b5132 RH |
499 | } |
500 | ||
501 | /* Summary of register_name(). | |
502 | * | |
503 | * in: Input_line_pointer points to 1st char of operand. | |
504 | * | |
b6ff326e | 505 | * out: An expressionS. |
252b5132 RH |
506 | * The operand may have been a register: in this case, X_op == O_register, |
507 | * X_add_number is set to the register number, and truth is returned. | |
508 | * Input_line_pointer->(next non-blank) char after operand, or is in | |
509 | * its original state. | |
510 | */ | |
87271fa6 | 511 | |
b34976b6 | 512 | static bfd_boolean |
252b5132 RH |
513 | address_register_name (expressionP) |
514 | expressionS *expressionP; | |
515 | { | |
516 | int reg_number; | |
517 | char *name; | |
518 | char *start; | |
519 | char c; | |
520 | ||
87271fa6 | 521 | /* Find the spelling of the operand. */ |
252b5132 RH |
522 | start = name = input_line_pointer; |
523 | ||
524 | c = get_symbol_end (); | |
525 | reg_number = reg_name_search (address_registers, ADDRESS_REG_NAME_CNT, name); | |
526 | ||
468cced8 AM |
527 | /* Put back the delimiting char. */ |
528 | *input_line_pointer = c; | |
529 | ||
87271fa6 NC |
530 | /* Look to see if it's in the register table. */ |
531 | if (reg_number >= 0) | |
252b5132 RH |
532 | { |
533 | expressionP->X_op = O_register; | |
534 | expressionP->X_add_number = reg_number; | |
535 | ||
87271fa6 | 536 | /* Make the rest nice. */ |
252b5132 RH |
537 | expressionP->X_add_symbol = NULL; |
538 | expressionP->X_op_symbol = NULL; | |
87271fa6 | 539 | |
b34976b6 | 540 | return TRUE; |
252b5132 | 541 | } |
87271fa6 | 542 | |
468cced8 AM |
543 | /* Reset the line as if we had not done anything. */ |
544 | input_line_pointer = start; | |
b34976b6 | 545 | return FALSE; |
252b5132 RH |
546 | } |
547 | ||
548 | /* Summary of register_name(). | |
549 | * | |
550 | * in: Input_line_pointer points to 1st char of operand. | |
551 | * | |
b6ff326e | 552 | * out: An expressionS. |
252b5132 RH |
553 | * The operand may have been a register: in this case, X_op == O_register, |
554 | * X_add_number is set to the register number, and truth is returned. | |
555 | * Input_line_pointer->(next non-blank) char after operand, or is in | |
556 | * its original state. | |
557 | */ | |
87271fa6 | 558 | |
b34976b6 | 559 | static bfd_boolean |
252b5132 RH |
560 | other_register_name (expressionP) |
561 | expressionS *expressionP; | |
562 | { | |
563 | int reg_number; | |
564 | char *name; | |
565 | char *start; | |
566 | char c; | |
567 | ||
87271fa6 | 568 | /* Find the spelling of the operand. */ |
252b5132 RH |
569 | start = name = input_line_pointer; |
570 | ||
571 | c = get_symbol_end (); | |
572 | reg_number = reg_name_search (other_registers, OTHER_REG_NAME_CNT, name); | |
573 | ||
468cced8 AM |
574 | /* Put back the delimiting char. */ |
575 | *input_line_pointer = c; | |
576 | ||
87271fa6 | 577 | /* Look to see if it's in the register table. */ |
913572ec AO |
578 | if (reg_number == 0 |
579 | || (reg_number == AM33 && HAVE_AM33)) | |
252b5132 RH |
580 | { |
581 | expressionP->X_op = O_register; | |
913572ec | 582 | expressionP->X_add_number = 0; |
252b5132 | 583 | |
87271fa6 | 584 | /* Make the rest nice. */ |
252b5132 RH |
585 | expressionP->X_add_symbol = NULL; |
586 | expressionP->X_op_symbol = NULL; | |
87271fa6 | 587 | |
b34976b6 | 588 | return TRUE; |
252b5132 | 589 | } |
87271fa6 | 590 | |
468cced8 AM |
591 | /* Reset the line as if we had not done anything. */ |
592 | input_line_pointer = start; | |
b34976b6 | 593 | return FALSE; |
252b5132 RH |
594 | } |
595 | ||
e7b71525 AO |
596 | static bfd_boolean double_register_name PARAMS ((expressionS *)); |
597 | static bfd_boolean float_register_name PARAMS ((expressionS *)); | |
598 | ||
599 | /* Summary of float_register_name: | |
600 | ||
601 | in: Input_line_pointer points to 1st char of operand. | |
602 | ||
603 | out: A expressionS. | |
604 | The operand may have been a register: in this case, X_op == O_register, | |
605 | X_add_number is set to the register number, and truth is returned. | |
606 | Input_line_pointer->(next non-blank) char after operand, or is in | |
607 | its original state. */ | |
608 | ||
609 | static bfd_boolean | |
610 | float_register_name (expressionP) | |
611 | expressionS *expressionP; | |
612 | { | |
613 | int reg_number; | |
614 | char *name; | |
615 | char *start; | |
616 | char c; | |
617 | ||
618 | /* Find the spelling of the operand. */ | |
619 | start = name = input_line_pointer; | |
620 | ||
621 | c = get_symbol_end (); | |
622 | reg_number = reg_name_search (float_registers, FLOAT_REG_NAME_CNT, name); | |
623 | ||
624 | /* Put back the delimiting char. */ | |
625 | * input_line_pointer = c; | |
626 | ||
627 | /* Look to see if it's in the register table. */ | |
628 | if (reg_number >= 0) | |
629 | { | |
630 | expressionP->X_op = O_register; | |
631 | expressionP->X_add_number = reg_number; | |
632 | ||
633 | /* Make the rest nice. */ | |
634 | expressionP->X_add_symbol = NULL; | |
635 | expressionP->X_op_symbol = NULL; | |
636 | ||
637 | return TRUE; | |
638 | } | |
639 | ||
640 | /* Reset the line as if we had not done anything. */ | |
641 | input_line_pointer = start; | |
642 | return FALSE; | |
643 | } | |
644 | ||
645 | /* Summary of double_register_name: | |
646 | ||
647 | in: Input_line_pointer points to 1st char of operand. | |
648 | ||
649 | out: A expressionS. | |
650 | The operand may have been a register: in this case, X_op == O_register, | |
651 | X_add_number is set to the register number, and truth is returned. | |
652 | Input_line_pointer->(next non-blank) char after operand, or is in | |
653 | its original state. */ | |
654 | ||
655 | static bfd_boolean | |
656 | double_register_name (expressionP) | |
657 | expressionS *expressionP; | |
658 | { | |
659 | int reg_number; | |
660 | char *name; | |
661 | char *start; | |
662 | char c; | |
663 | ||
664 | /* Find the spelling of the operand. */ | |
665 | start = name = input_line_pointer; | |
666 | ||
667 | c = get_symbol_end (); | |
668 | reg_number = reg_name_search (double_registers, DOUBLE_REG_NAME_CNT, name); | |
669 | ||
670 | /* Put back the delimiting char. */ | |
671 | * input_line_pointer = c; | |
672 | ||
673 | /* Look to see if it's in the register table. */ | |
674 | if (reg_number >= 0) | |
675 | { | |
676 | expressionP->X_op = O_register; | |
677 | expressionP->X_add_number = reg_number; | |
678 | ||
679 | /* Make the rest nice. */ | |
680 | expressionP->X_add_symbol = NULL; | |
681 | expressionP->X_op_symbol = NULL; | |
682 | ||
683 | return TRUE; | |
684 | } | |
685 | ||
686 | /* Reset the line as if we had not done anything. */ | |
687 | input_line_pointer = start; | |
688 | return FALSE; | |
689 | } | |
690 | ||
252b5132 RH |
691 | void |
692 | md_show_usage (stream) | |
87271fa6 | 693 | FILE *stream; |
252b5132 | 694 | { |
87271fa6 | 695 | fprintf (stream, _("MN10300 options:\n\ |
252b5132 | 696 | none yet\n")); |
87271fa6 | 697 | } |
252b5132 RH |
698 | |
699 | int | |
700 | md_parse_option (c, arg) | |
b4c1ea07 EC |
701 | int c ATTRIBUTE_UNUSED; |
702 | char *arg ATTRIBUTE_UNUSED; | |
252b5132 RH |
703 | { |
704 | return 0; | |
705 | } | |
706 | ||
707 | symbolS * | |
708 | md_undefined_symbol (name) | |
b4c1ea07 | 709 | char *name ATTRIBUTE_UNUSED; |
252b5132 RH |
710 | { |
711 | return 0; | |
712 | } | |
713 | ||
714 | char * | |
715 | md_atof (type, litp, sizep) | |
87271fa6 NC |
716 | int type; |
717 | char *litp; | |
718 | int *sizep; | |
252b5132 RH |
719 | { |
720 | int prec; | |
721 | LITTLENUM_TYPE words[4]; | |
722 | char *t; | |
723 | int i; | |
724 | ||
725 | switch (type) | |
726 | { | |
727 | case 'f': | |
728 | prec = 2; | |
729 | break; | |
730 | ||
731 | case 'd': | |
732 | prec = 4; | |
733 | break; | |
734 | ||
735 | default: | |
736 | *sizep = 0; | |
737 | return "bad call to md_atof"; | |
738 | } | |
87271fa6 | 739 | |
252b5132 RH |
740 | t = atof_ieee (input_line_pointer, type, words); |
741 | if (t) | |
742 | input_line_pointer = t; | |
743 | ||
744 | *sizep = prec * 2; | |
745 | ||
746 | for (i = prec - 1; i >= 0; i--) | |
747 | { | |
748 | md_number_to_chars (litp, (valueT) words[i], 2); | |
749 | litp += 2; | |
750 | } | |
751 | ||
752 | return NULL; | |
753 | } | |
754 | ||
252b5132 RH |
755 | void |
756 | md_convert_frag (abfd, sec, fragP) | |
b4c1ea07 | 757 | bfd *abfd ATTRIBUTE_UNUSED; |
87271fa6 NC |
758 | asection *sec; |
759 | fragS *fragP; | |
252b5132 RH |
760 | { |
761 | static unsigned long label_count = 0; | |
762 | char buf[40]; | |
763 | ||
764 | subseg_change (sec, 0); | |
765 | if (fragP->fr_subtype == 0) | |
766 | { | |
767 | fix_new (fragP, fragP->fr_fix + 1, 1, fragP->fr_symbol, | |
768 | fragP->fr_offset + 1, 1, BFD_RELOC_8_PCREL); | |
769 | fragP->fr_var = 0; | |
770 | fragP->fr_fix += 2; | |
771 | } | |
772 | else if (fragP->fr_subtype == 1) | |
773 | { | |
774 | /* Reverse the condition of the first branch. */ | |
775 | int offset = fragP->fr_fix; | |
776 | int opcode = fragP->fr_literal[offset] & 0xff; | |
777 | ||
778 | switch (opcode) | |
779 | { | |
780 | case 0xc8: | |
781 | opcode = 0xc9; | |
782 | break; | |
783 | case 0xc9: | |
784 | opcode = 0xc8; | |
785 | break; | |
786 | case 0xc0: | |
787 | opcode = 0xc2; | |
788 | break; | |
789 | case 0xc2: | |
790 | opcode = 0xc0; | |
791 | break; | |
792 | case 0xc3: | |
793 | opcode = 0xc1; | |
794 | break; | |
795 | case 0xc1: | |
796 | opcode = 0xc3; | |
797 | break; | |
798 | case 0xc4: | |
799 | opcode = 0xc6; | |
800 | break; | |
801 | case 0xc6: | |
802 | opcode = 0xc4; | |
803 | break; | |
804 | case 0xc7: | |
805 | opcode = 0xc5; | |
806 | break; | |
807 | case 0xc5: | |
808 | opcode = 0xc7; | |
809 | break; | |
810 | default: | |
811 | abort (); | |
812 | } | |
813 | fragP->fr_literal[offset] = opcode; | |
814 | ||
815 | /* Create a fixup for the reversed conditional branch. */ | |
0aa529cb | 816 | sprintf (buf, ".%s_%ld", FAKE_LABEL_NAME, label_count++); |
252b5132 RH |
817 | fix_new (fragP, fragP->fr_fix + 1, 1, |
818 | symbol_new (buf, sec, 0, fragP->fr_next), | |
819 | fragP->fr_offset + 1, 1, BFD_RELOC_8_PCREL); | |
820 | ||
821 | /* Now create the unconditional branch + fixup to the | |
822 | final target. */ | |
823 | fragP->fr_literal[offset + 2] = 0xcc; | |
824 | fix_new (fragP, fragP->fr_fix + 3, 2, fragP->fr_symbol, | |
825 | fragP->fr_offset + 1, 1, BFD_RELOC_16_PCREL); | |
826 | fragP->fr_var = 0; | |
827 | fragP->fr_fix += 5; | |
828 | } | |
829 | else if (fragP->fr_subtype == 2) | |
830 | { | |
831 | /* Reverse the condition of the first branch. */ | |
832 | int offset = fragP->fr_fix; | |
833 | int opcode = fragP->fr_literal[offset] & 0xff; | |
834 | ||
835 | switch (opcode) | |
836 | { | |
837 | case 0xc8: | |
838 | opcode = 0xc9; | |
839 | break; | |
840 | case 0xc9: | |
841 | opcode = 0xc8; | |
842 | break; | |
843 | case 0xc0: | |
844 | opcode = 0xc2; | |
845 | break; | |
846 | case 0xc2: | |
847 | opcode = 0xc0; | |
848 | break; | |
849 | case 0xc3: | |
850 | opcode = 0xc1; | |
851 | break; | |
852 | case 0xc1: | |
853 | opcode = 0xc3; | |
854 | break; | |
855 | case 0xc4: | |
856 | opcode = 0xc6; | |
857 | break; | |
858 | case 0xc6: | |
859 | opcode = 0xc4; | |
860 | break; | |
861 | case 0xc7: | |
862 | opcode = 0xc5; | |
863 | break; | |
864 | case 0xc5: | |
865 | opcode = 0xc7; | |
866 | break; | |
867 | default: | |
868 | abort (); | |
869 | } | |
870 | fragP->fr_literal[offset] = opcode; | |
871 | ||
872 | /* Create a fixup for the reversed conditional branch. */ | |
0aa529cb | 873 | sprintf (buf, ".%s_%ld", FAKE_LABEL_NAME, label_count++); |
252b5132 RH |
874 | fix_new (fragP, fragP->fr_fix + 1, 1, |
875 | symbol_new (buf, sec, 0, fragP->fr_next), | |
876 | fragP->fr_offset + 1, 1, BFD_RELOC_8_PCREL); | |
877 | ||
878 | /* Now create the unconditional branch + fixup to the | |
879 | final target. */ | |
880 | fragP->fr_literal[offset + 2] = 0xdc; | |
881 | fix_new (fragP, fragP->fr_fix + 3, 4, fragP->fr_symbol, | |
882 | fragP->fr_offset + 1, 1, BFD_RELOC_32_PCREL); | |
883 | fragP->fr_var = 0; | |
884 | fragP->fr_fix += 7; | |
885 | } | |
886 | else if (fragP->fr_subtype == 3) | |
887 | { | |
888 | fix_new (fragP, fragP->fr_fix + 2, 1, fragP->fr_symbol, | |
889 | fragP->fr_offset + 2, 1, BFD_RELOC_8_PCREL); | |
890 | fragP->fr_var = 0; | |
891 | fragP->fr_fix += 3; | |
892 | } | |
893 | else if (fragP->fr_subtype == 4) | |
894 | { | |
895 | /* Reverse the condition of the first branch. */ | |
896 | int offset = fragP->fr_fix; | |
897 | int opcode = fragP->fr_literal[offset + 1] & 0xff; | |
898 | ||
899 | switch (opcode) | |
900 | { | |
901 | case 0xe8: | |
902 | opcode = 0xe9; | |
903 | break; | |
904 | case 0xe9: | |
905 | opcode = 0xe8; | |
906 | break; | |
907 | case 0xea: | |
908 | opcode = 0xeb; | |
909 | break; | |
910 | case 0xeb: | |
911 | opcode = 0xea; | |
912 | break; | |
913 | default: | |
914 | abort (); | |
915 | } | |
916 | fragP->fr_literal[offset + 1] = opcode; | |
917 | ||
918 | /* Create a fixup for the reversed conditional branch. */ | |
0aa529cb | 919 | sprintf (buf, ".%s_%ld", FAKE_LABEL_NAME, label_count++); |
252b5132 RH |
920 | fix_new (fragP, fragP->fr_fix + 2, 1, |
921 | symbol_new (buf, sec, 0, fragP->fr_next), | |
922 | fragP->fr_offset + 2, 1, BFD_RELOC_8_PCREL); | |
923 | ||
924 | /* Now create the unconditional branch + fixup to the | |
925 | final target. */ | |
926 | fragP->fr_literal[offset + 3] = 0xcc; | |
927 | fix_new (fragP, fragP->fr_fix + 4, 2, fragP->fr_symbol, | |
928 | fragP->fr_offset + 1, 1, BFD_RELOC_16_PCREL); | |
929 | fragP->fr_var = 0; | |
930 | fragP->fr_fix += 6; | |
931 | } | |
932 | else if (fragP->fr_subtype == 5) | |
933 | { | |
934 | /* Reverse the condition of the first branch. */ | |
935 | int offset = fragP->fr_fix; | |
936 | int opcode = fragP->fr_literal[offset + 1] & 0xff; | |
937 | ||
938 | switch (opcode) | |
939 | { | |
940 | case 0xe8: | |
941 | opcode = 0xe9; | |
942 | break; | |
943 | case 0xea: | |
944 | opcode = 0xeb; | |
945 | break; | |
946 | case 0xeb: | |
947 | opcode = 0xea; | |
948 | break; | |
949 | default: | |
950 | abort (); | |
951 | } | |
952 | fragP->fr_literal[offset + 1] = opcode; | |
953 | ||
954 | /* Create a fixup for the reversed conditional branch. */ | |
0aa529cb | 955 | sprintf (buf, ".%s_%ld", FAKE_LABEL_NAME, label_count++); |
252b5132 RH |
956 | fix_new (fragP, fragP->fr_fix + 2, 1, |
957 | symbol_new (buf, sec, 0, fragP->fr_next), | |
958 | fragP->fr_offset + 2, 1, BFD_RELOC_8_PCREL); | |
959 | ||
960 | /* Now create the unconditional branch + fixup to the | |
961 | final target. */ | |
962 | fragP->fr_literal[offset + 3] = 0xdc; | |
963 | fix_new (fragP, fragP->fr_fix + 4, 4, fragP->fr_symbol, | |
964 | fragP->fr_offset + 1, 1, BFD_RELOC_32_PCREL); | |
965 | fragP->fr_var = 0; | |
966 | fragP->fr_fix += 8; | |
967 | } | |
968 | else if (fragP->fr_subtype == 6) | |
969 | { | |
970 | int offset = fragP->fr_fix; | |
971 | fragP->fr_literal[offset] = 0xcd; | |
972 | fix_new (fragP, fragP->fr_fix + 1, 2, fragP->fr_symbol, | |
973 | fragP->fr_offset + 1, 1, BFD_RELOC_16_PCREL); | |
974 | fragP->fr_var = 0; | |
975 | fragP->fr_fix += 5; | |
976 | } | |
977 | else if (fragP->fr_subtype == 7) | |
978 | { | |
979 | int offset = fragP->fr_fix; | |
980 | fragP->fr_literal[offset] = 0xdd; | |
981 | fragP->fr_literal[offset + 5] = fragP->fr_literal[offset + 3]; | |
982 | fragP->fr_literal[offset + 6] = fragP->fr_literal[offset + 4]; | |
983 | ||
984 | fix_new (fragP, fragP->fr_fix + 1, 4, fragP->fr_symbol, | |
985 | fragP->fr_offset + 1, 1, BFD_RELOC_32_PCREL); | |
986 | fragP->fr_var = 0; | |
987 | fragP->fr_fix += 7; | |
988 | } | |
989 | else if (fragP->fr_subtype == 8) | |
990 | { | |
991 | int offset = fragP->fr_fix; | |
992 | fragP->fr_literal[offset] = 0xfa; | |
993 | fragP->fr_literal[offset + 1] = 0xff; | |
994 | fix_new (fragP, fragP->fr_fix + 2, 2, fragP->fr_symbol, | |
995 | fragP->fr_offset + 2, 1, BFD_RELOC_16_PCREL); | |
996 | fragP->fr_var = 0; | |
997 | fragP->fr_fix += 4; | |
998 | } | |
999 | else if (fragP->fr_subtype == 9) | |
1000 | { | |
1001 | int offset = fragP->fr_fix; | |
1002 | fragP->fr_literal[offset] = 0xfc; | |
1003 | fragP->fr_literal[offset + 1] = 0xff; | |
1004 | ||
1005 | fix_new (fragP, fragP->fr_fix + 2, 4, fragP->fr_symbol, | |
1006 | fragP->fr_offset + 2, 1, BFD_RELOC_32_PCREL); | |
1007 | fragP->fr_var = 0; | |
1008 | fragP->fr_fix += 6; | |
1009 | } | |
1010 | else if (fragP->fr_subtype == 10) | |
1011 | { | |
1012 | fragP->fr_literal[fragP->fr_fix] = 0xca; | |
1013 | fix_new (fragP, fragP->fr_fix + 1, 1, fragP->fr_symbol, | |
1014 | fragP->fr_offset + 1, 1, BFD_RELOC_8_PCREL); | |
1015 | fragP->fr_var = 0; | |
1016 | fragP->fr_fix += 2; | |
1017 | } | |
1018 | else if (fragP->fr_subtype == 11) | |
1019 | { | |
1020 | int offset = fragP->fr_fix; | |
1021 | fragP->fr_literal[offset] = 0xcc; | |
1022 | ||
1023 | fix_new (fragP, fragP->fr_fix + 1, 4, fragP->fr_symbol, | |
1024 | fragP->fr_offset + 1, 1, BFD_RELOC_16_PCREL); | |
1025 | fragP->fr_var = 0; | |
1026 | fragP->fr_fix += 3; | |
1027 | } | |
1028 | else if (fragP->fr_subtype == 12) | |
1029 | { | |
1030 | int offset = fragP->fr_fix; | |
1031 | fragP->fr_literal[offset] = 0xdc; | |
1032 | ||
1033 | fix_new (fragP, fragP->fr_fix + 1, 4, fragP->fr_symbol, | |
1034 | fragP->fr_offset + 1, 1, BFD_RELOC_32_PCREL); | |
1035 | fragP->fr_var = 0; | |
1036 | fragP->fr_fix += 5; | |
1037 | } | |
e7b71525 AO |
1038 | else if (fragP->fr_subtype == 13) |
1039 | { | |
1040 | fix_new (fragP, fragP->fr_fix + 2, 1, fragP->fr_symbol, | |
1041 | fragP->fr_offset + 2, 1, BFD_RELOC_8_PCREL); | |
1042 | fragP->fr_var = 0; | |
1043 | fragP->fr_fix += 3; | |
1044 | } | |
1045 | else if (fragP->fr_subtype == 14) | |
1046 | { | |
1047 | /* Reverse the condition of the first branch. */ | |
1048 | int offset = fragP->fr_fix; | |
1049 | int opcode = fragP->fr_literal[offset + 1] & 0xff; | |
1050 | ||
1051 | switch (opcode) | |
1052 | { | |
1053 | case 0xd0: | |
1054 | opcode = 0xd1; | |
1055 | break; | |
1056 | case 0xd1: | |
1057 | opcode = 0xd0; | |
1058 | break; | |
1059 | case 0xd2: | |
1060 | opcode = 0xdc; | |
1061 | break; | |
1062 | case 0xd3: | |
1063 | opcode = 0xdb; | |
1064 | break; | |
1065 | case 0xd4: | |
1066 | opcode = 0xda; | |
1067 | break; | |
1068 | case 0xd5: | |
1069 | opcode = 0xd9; | |
1070 | break; | |
1071 | case 0xd6: | |
1072 | opcode = 0xd8; | |
1073 | break; | |
1074 | case 0xd7: | |
1075 | opcode = 0xdd; | |
1076 | break; | |
1077 | case 0xd8: | |
1078 | opcode = 0xd6; | |
1079 | break; | |
1080 | case 0xd9: | |
1081 | opcode = 0xd5; | |
1082 | break; | |
1083 | case 0xda: | |
1084 | opcode = 0xd4; | |
1085 | break; | |
1086 | case 0xdb: | |
1087 | opcode = 0xd3; | |
1088 | break; | |
1089 | case 0xdc: | |
1090 | opcode = 0xd2; | |
1091 | break; | |
1092 | case 0xdd: | |
1093 | opcode = 0xd7; | |
1094 | break; | |
1095 | default: | |
1096 | abort (); | |
1097 | } | |
1098 | fragP->fr_literal[offset + 1] = opcode; | |
1099 | ||
1100 | /* Create a fixup for the reversed conditional branch. */ | |
1101 | sprintf (buf, ".%s_%ld", FAKE_LABEL_NAME, label_count++); | |
1102 | fix_new (fragP, fragP->fr_fix + 2, 1, | |
1103 | symbol_new (buf, sec, 0, fragP->fr_next), | |
1104 | fragP->fr_offset + 2, 1, BFD_RELOC_8_PCREL); | |
1105 | ||
1106 | /* Now create the unconditional branch + fixup to the | |
1107 | final target. */ | |
1108 | fragP->fr_literal[offset + 3] = 0xcc; | |
1109 | fix_new (fragP, fragP->fr_fix + 4, 2, fragP->fr_symbol, | |
1110 | fragP->fr_offset + 1, 1, BFD_RELOC_16_PCREL); | |
1111 | fragP->fr_var = 0; | |
1112 | fragP->fr_fix += 6; | |
1113 | } | |
1114 | else if (fragP->fr_subtype == 15) | |
1115 | { | |
1116 | /* Reverse the condition of the first branch. */ | |
1117 | int offset = fragP->fr_fix; | |
1118 | int opcode = fragP->fr_literal[offset + 1] & 0xff; | |
1119 | ||
1120 | switch (opcode) | |
1121 | { | |
1122 | case 0xd0: | |
1123 | opcode = 0xd1; | |
1124 | break; | |
1125 | case 0xd1: | |
1126 | opcode = 0xd0; | |
1127 | break; | |
1128 | case 0xd2: | |
1129 | opcode = 0xdc; | |
1130 | break; | |
1131 | case 0xd3: | |
1132 | opcode = 0xdb; | |
1133 | break; | |
1134 | case 0xd4: | |
1135 | opcode = 0xda; | |
1136 | break; | |
1137 | case 0xd5: | |
1138 | opcode = 0xd9; | |
1139 | break; | |
1140 | case 0xd6: | |
1141 | opcode = 0xd8; | |
1142 | break; | |
1143 | case 0xd7: | |
1144 | opcode = 0xdd; | |
1145 | break; | |
1146 | case 0xd8: | |
1147 | opcode = 0xd6; | |
1148 | break; | |
1149 | case 0xd9: | |
1150 | opcode = 0xd5; | |
1151 | break; | |
1152 | case 0xda: | |
1153 | opcode = 0xd4; | |
1154 | break; | |
1155 | case 0xdb: | |
1156 | opcode = 0xd3; | |
1157 | break; | |
1158 | case 0xdc: | |
1159 | opcode = 0xd2; | |
1160 | break; | |
1161 | case 0xdd: | |
1162 | opcode = 0xd7; | |
1163 | break; | |
1164 | default: | |
1165 | abort (); | |
1166 | } | |
1167 | fragP->fr_literal[offset + 1] = opcode; | |
1168 | ||
1169 | /* Create a fixup for the reversed conditional branch. */ | |
1170 | sprintf (buf, ".%s_%ld", FAKE_LABEL_NAME, label_count++); | |
1171 | fix_new (fragP, fragP->fr_fix + 2, 1, | |
1172 | symbol_new (buf, sec, 0, fragP->fr_next), | |
1173 | fragP->fr_offset + 2, 1, BFD_RELOC_8_PCREL); | |
1174 | ||
1175 | /* Now create the unconditional branch + fixup to the | |
1176 | final target. */ | |
1177 | fragP->fr_literal[offset + 3] = 0xdc; | |
1178 | fix_new (fragP, fragP->fr_fix + 4, 4, fragP->fr_symbol, | |
1179 | fragP->fr_offset + 1, 1, BFD_RELOC_32_PCREL); | |
1180 | fragP->fr_var = 0; | |
1181 | fragP->fr_fix += 8; | |
1182 | } | |
252b5132 RH |
1183 | else |
1184 | abort (); | |
1185 | } | |
1186 | ||
1187 | valueT | |
1188 | md_section_align (seg, addr) | |
1189 | asection *seg; | |
1190 | valueT addr; | |
1191 | { | |
1192 | int align = bfd_get_section_alignment (stdoutput, seg); | |
1193 | return ((addr + (1 << align) - 1) & (-1 << align)); | |
1194 | } | |
1195 | ||
1196 | void | |
1197 | md_begin () | |
1198 | { | |
1199 | char *prev_name = ""; | |
1200 | register const struct mn10300_opcode *op; | |
1201 | ||
87271fa6 | 1202 | mn10300_hash = hash_new (); |
252b5132 RH |
1203 | |
1204 | /* Insert unique names into hash table. The MN10300 instruction set | |
1205 | has many identical opcode names that have different opcodes based | |
1206 | on the operands. This hash table then provides a quick index to | |
1207 | the first opcode with a particular name in the opcode table. */ | |
1208 | ||
1209 | op = mn10300_opcodes; | |
1210 | while (op->name) | |
1211 | { | |
87271fa6 | 1212 | if (strcmp (prev_name, op->name)) |
252b5132 RH |
1213 | { |
1214 | prev_name = (char *) op->name; | |
1215 | hash_insert (mn10300_hash, op->name, (char *) op); | |
1216 | } | |
1217 | op++; | |
1218 | } | |
1219 | ||
252b5132 | 1220 | /* Set the default machine type. */ |
2ce28d43 AO |
1221 | #ifdef TE_LINUX |
1222 | if (!bfd_set_arch_mach (stdoutput, bfd_arch_mn10300, AM33_2)) | |
1223 | as_warn (_("could not set architecture and machine")); | |
1224 | ||
1225 | current_machine = AM33_2; | |
1226 | #else | |
0a727238 | 1227 | if (!bfd_set_arch_mach (stdoutput, bfd_arch_mn10300, MN103)) |
252b5132 RH |
1228 | as_warn (_("could not set architecture and machine")); |
1229 | ||
0a727238 | 1230 | current_machine = MN103; |
2ce28d43 | 1231 | #endif |
252b5132 RH |
1232 | } |
1233 | ||
bf6f0d0c AO |
1234 | static symbolS *GOT_symbol; |
1235 | ||
1236 | static inline int mn10300_check_fixup PARAMS ((struct mn10300_fixup *)); | |
1237 | static inline int mn10300_PIC_related_p PARAMS ((symbolS *)); | |
1238 | ||
1239 | static inline int | |
1240 | mn10300_PIC_related_p (sym) | |
1241 | symbolS *sym; | |
1242 | { | |
1243 | expressionS *exp; | |
1244 | ||
1245 | if (! sym) | |
1246 | return 0; | |
1247 | ||
1248 | if (sym == GOT_symbol) | |
1249 | return 1; | |
1250 | ||
1251 | exp = symbol_get_value_expression (sym); | |
1252 | ||
1253 | return (exp->X_op == O_PIC_reloc | |
1254 | || mn10300_PIC_related_p (exp->X_add_symbol) | |
1255 | || mn10300_PIC_related_p (exp->X_op_symbol)); | |
1256 | } | |
1257 | ||
1258 | static inline int | |
1259 | mn10300_check_fixup (fixup) | |
1260 | struct mn10300_fixup *fixup; | |
1261 | { | |
1262 | expressionS *exp = &fixup->exp; | |
1263 | ||
1264 | repeat: | |
1265 | switch (exp->X_op) | |
1266 | { | |
1267 | case O_add: | |
1268 | case O_subtract: /* If we're sufficiently unlucky that the label | |
1269 | and the expression that references it happen | |
1270 | to end up in different frags, the subtract | |
1271 | won't be simplified within expression(). */ | |
1272 | /* The PIC-related operand must be the first operand of a sum. */ | |
1273 | if (exp != &fixup->exp || mn10300_PIC_related_p (exp->X_op_symbol)) | |
1274 | return 1; | |
1275 | ||
1276 | if (exp->X_add_symbol && exp->X_add_symbol == GOT_symbol) | |
1277 | fixup->reloc = BFD_RELOC_32_GOT_PCREL; | |
1278 | ||
1279 | exp = symbol_get_value_expression (exp->X_add_symbol); | |
1280 | goto repeat; | |
1281 | ||
1282 | case O_symbol: | |
1283 | if (exp->X_add_symbol && exp->X_add_symbol == GOT_symbol) | |
1284 | fixup->reloc = BFD_RELOC_32_GOT_PCREL; | |
1285 | break; | |
1286 | ||
1287 | case O_PIC_reloc: | |
1288 | fixup->reloc = exp->X_md; | |
1289 | exp->X_op = O_symbol; | |
1290 | if (fixup->reloc == BFD_RELOC_32_PLT_PCREL | |
1291 | && fixup->opindex >= 0 | |
1292 | && (mn10300_operands[fixup->opindex].flags | |
1293 | & MN10300_OPERAND_RELAX)) | |
1294 | return 1; | |
1295 | break; | |
1296 | ||
1297 | default: | |
1298 | return (mn10300_PIC_related_p (exp->X_add_symbol) | |
1299 | || mn10300_PIC_related_p (exp->X_op_symbol)); | |
1300 | } | |
1301 | ||
1302 | return 0; | |
1303 | } | |
1304 | ||
1305 | void | |
1306 | mn10300_cons_fix_new (frag, off, size, exp) | |
1307 | fragS *frag; | |
1308 | int off, size; | |
1309 | expressionS *exp; | |
1310 | { | |
1311 | struct mn10300_fixup fixup; | |
1312 | ||
1313 | fixup.opindex = -1; | |
1314 | fixup.exp = *exp; | |
1315 | fixup.reloc = BFD_RELOC_UNUSED; | |
1316 | ||
1317 | mn10300_check_fixup (&fixup); | |
1318 | ||
1319 | if (fixup.reloc == BFD_RELOC_MN10300_GOT32) | |
1320 | switch (size) | |
1321 | { | |
1322 | case 2: | |
1323 | fixup.reloc = BFD_RELOC_MN10300_GOT16; | |
1324 | break; | |
1325 | ||
1326 | case 3: | |
1327 | fixup.reloc = BFD_RELOC_MN10300_GOT24; | |
1328 | break; | |
1329 | ||
1330 | case 4: | |
1331 | break; | |
1332 | ||
1333 | default: | |
1334 | goto error; | |
1335 | } | |
1336 | else if (fixup.reloc == BFD_RELOC_UNUSED) | |
1337 | switch (size) | |
1338 | { | |
1339 | case 1: | |
1340 | fixup.reloc = BFD_RELOC_8; | |
1341 | break; | |
1342 | ||
1343 | case 2: | |
1344 | fixup.reloc = BFD_RELOC_16; | |
1345 | break; | |
1346 | ||
1347 | case 3: | |
1348 | fixup.reloc = BFD_RELOC_24; | |
1349 | break; | |
1350 | ||
1351 | case 4: | |
1352 | fixup.reloc = BFD_RELOC_32; | |
1353 | break; | |
1354 | ||
1355 | default: | |
1356 | goto error; | |
1357 | } | |
1358 | else if (size != 4) | |
1359 | { | |
1360 | error: | |
1361 | as_bad (_("unsupported BFD relocation size %u"), size); | |
1362 | fixup.reloc = BFD_RELOC_UNUSED; | |
1363 | } | |
1364 | ||
1365 | fix_new_exp (frag, off, size, &fixup.exp, 0, fixup.reloc); | |
1366 | } | |
1367 | ||
252b5132 | 1368 | void |
87271fa6 | 1369 | md_assemble (str) |
252b5132 RH |
1370 | char *str; |
1371 | { | |
1372 | char *s; | |
1373 | struct mn10300_opcode *opcode; | |
1374 | struct mn10300_opcode *next_opcode; | |
1375 | const unsigned char *opindex_ptr; | |
1376 | int next_opindex, relaxable; | |
eb0dfd58 | 1377 | unsigned long insn, extension, size = 0; |
252b5132 RH |
1378 | char *f; |
1379 | int i; | |
1380 | int match; | |
1381 | ||
1382 | /* Get the opcode. */ | |
3882b010 | 1383 | for (s = str; *s != '\0' && !ISSPACE (*s); s++) |
252b5132 RH |
1384 | ; |
1385 | if (*s != '\0') | |
1386 | *s++ = '\0'; | |
1387 | ||
87271fa6 NC |
1388 | /* Find the first opcode with the proper name. */ |
1389 | opcode = (struct mn10300_opcode *) hash_find (mn10300_hash, str); | |
252b5132 RH |
1390 | if (opcode == NULL) |
1391 | { | |
1392 | as_bad (_("Unrecognized opcode: `%s'"), str); | |
1393 | return; | |
1394 | } | |
1395 | ||
1396 | str = s; | |
3882b010 | 1397 | while (ISSPACE (*str)) |
252b5132 RH |
1398 | ++str; |
1399 | ||
1400 | input_line_pointer = str; | |
1401 | ||
87271fa6 | 1402 | for (;;) |
252b5132 RH |
1403 | { |
1404 | const char *errmsg; | |
1405 | int op_idx; | |
1406 | char *hold; | |
1407 | int extra_shift = 0; | |
1408 | ||
252b5132 RH |
1409 | errmsg = _("Invalid opcode/operands"); |
1410 | ||
1411 | /* Reset the array of register operands. */ | |
1412 | memset (mn10300_reg_operands, -1, sizeof (mn10300_reg_operands)); | |
1413 | ||
1414 | relaxable = 0; | |
1415 | fc = 0; | |
1416 | match = 0; | |
1417 | next_opindex = 0; | |
1418 | insn = opcode->opcode; | |
1419 | extension = 0; | |
1420 | ||
1421 | /* If the instruction is not available on the current machine | |
1422 | then it can not possibly match. */ | |
1423 | if (opcode->machine | |
e7b71525 | 1424 | && !(opcode->machine == AM33_2 && HAVE_AM33_2) |
aa15f6f7 AO |
1425 | && !(opcode->machine == AM33 && HAVE_AM33) |
1426 | && !(opcode->machine == AM30 && HAVE_AM30)) | |
252b5132 RH |
1427 | goto error; |
1428 | ||
1429 | for (op_idx = 1, opindex_ptr = opcode->operands; | |
1430 | *opindex_ptr != 0; | |
1431 | opindex_ptr++, op_idx++) | |
1432 | { | |
1433 | const struct mn10300_operand *operand; | |
1434 | expressionS ex; | |
1435 | ||
1436 | if (next_opindex == 0) | |
1437 | { | |
1438 | operand = &mn10300_operands[*opindex_ptr]; | |
1439 | } | |
1440 | else | |
1441 | { | |
1442 | operand = &mn10300_operands[next_opindex]; | |
1443 | next_opindex = 0; | |
1444 | } | |
1445 | ||
1446 | while (*str == ' ' || *str == ',') | |
1447 | ++str; | |
1448 | ||
1449 | if (operand->flags & MN10300_OPERAND_RELAX) | |
1450 | relaxable = 1; | |
1451 | ||
87271fa6 | 1452 | /* Gather the operand. */ |
252b5132 RH |
1453 | hold = input_line_pointer; |
1454 | input_line_pointer = str; | |
1455 | ||
1456 | if (operand->flags & MN10300_OPERAND_PAREN) | |
1457 | { | |
1458 | if (*input_line_pointer != ')' && *input_line_pointer != '(') | |
1459 | { | |
1460 | input_line_pointer = hold; | |
1461 | str = hold; | |
1462 | goto error; | |
1463 | } | |
1464 | input_line_pointer++; | |
1465 | goto keep_going; | |
1466 | } | |
1467 | /* See if we can match the operands. */ | |
1468 | else if (operand->flags & MN10300_OPERAND_DREG) | |
1469 | { | |
1470 | if (!data_register_name (&ex)) | |
1471 | { | |
1472 | input_line_pointer = hold; | |
1473 | str = hold; | |
1474 | goto error; | |
1475 | } | |
1476 | } | |
1477 | else if (operand->flags & MN10300_OPERAND_AREG) | |
1478 | { | |
1479 | if (!address_register_name (&ex)) | |
1480 | { | |
1481 | input_line_pointer = hold; | |
1482 | str = hold; | |
1483 | goto error; | |
1484 | } | |
1485 | } | |
1486 | else if (operand->flags & MN10300_OPERAND_SP) | |
1487 | { | |
1488 | char *start = input_line_pointer; | |
1489 | char c = get_symbol_end (); | |
1490 | ||
1491 | if (strcasecmp (start, "sp") != 0) | |
1492 | { | |
1493 | *input_line_pointer = c; | |
1494 | input_line_pointer = hold; | |
1495 | str = hold; | |
1496 | goto error; | |
1497 | } | |
1498 | *input_line_pointer = c; | |
1499 | goto keep_going; | |
1500 | } | |
85cb2cf9 JL |
1501 | else if (operand->flags & MN10300_OPERAND_RREG) |
1502 | { | |
1503 | if (!r_register_name (&ex)) | |
1504 | { | |
1505 | input_line_pointer = hold; | |
1506 | str = hold; | |
1507 | goto error; | |
1508 | } | |
1509 | } | |
1510 | else if (operand->flags & MN10300_OPERAND_XRREG) | |
1511 | { | |
1512 | if (!xr_register_name (&ex)) | |
1513 | { | |
1514 | input_line_pointer = hold; | |
1515 | str = hold; | |
1516 | goto error; | |
1517 | } | |
1518 | } | |
e7b71525 AO |
1519 | else if (operand->flags & MN10300_OPERAND_FSREG) |
1520 | { | |
1521 | if (!float_register_name (&ex)) | |
1522 | { | |
1523 | input_line_pointer = hold; | |
1524 | str = hold; | |
1525 | goto error; | |
1526 | } | |
1527 | } | |
1528 | else if (operand->flags & MN10300_OPERAND_FDREG) | |
1529 | { | |
1530 | if (!double_register_name (&ex)) | |
1531 | { | |
1532 | input_line_pointer = hold; | |
1533 | str = hold; | |
1534 | goto error; | |
1535 | } | |
1536 | } | |
1537 | else if (operand->flags & MN10300_OPERAND_FPCR) | |
1538 | { | |
1539 | char *start = input_line_pointer; | |
1540 | char c = get_symbol_end (); | |
1541 | ||
1542 | if (strcasecmp (start, "fpcr") != 0) | |
1543 | { | |
1544 | *input_line_pointer = c; | |
1545 | input_line_pointer = hold; | |
1546 | str = hold; | |
1547 | goto error; | |
1548 | } | |
1549 | *input_line_pointer = c; | |
1550 | goto keep_going; | |
1551 | } | |
85cb2cf9 JL |
1552 | else if (operand->flags & MN10300_OPERAND_USP) |
1553 | { | |
1554 | char *start = input_line_pointer; | |
1555 | char c = get_symbol_end (); | |
1556 | ||
1557 | if (strcasecmp (start, "usp") != 0) | |
1558 | { | |
1559 | *input_line_pointer = c; | |
1560 | input_line_pointer = hold; | |
1561 | str = hold; | |
1562 | goto error; | |
1563 | } | |
1564 | *input_line_pointer = c; | |
1565 | goto keep_going; | |
1566 | } | |
1567 | else if (operand->flags & MN10300_OPERAND_SSP) | |
1568 | { | |
1569 | char *start = input_line_pointer; | |
1570 | char c = get_symbol_end (); | |
1571 | ||
1572 | if (strcasecmp (start, "ssp") != 0) | |
1573 | { | |
1574 | *input_line_pointer = c; | |
1575 | input_line_pointer = hold; | |
1576 | str = hold; | |
1577 | goto error; | |
1578 | } | |
1579 | *input_line_pointer = c; | |
1580 | goto keep_going; | |
1581 | } | |
1582 | else if (operand->flags & MN10300_OPERAND_MSP) | |
1583 | { | |
1584 | char *start = input_line_pointer; | |
1585 | char c = get_symbol_end (); | |
1586 | ||
1587 | if (strcasecmp (start, "msp") != 0) | |
1588 | { | |
1589 | *input_line_pointer = c; | |
1590 | input_line_pointer = hold; | |
1591 | str = hold; | |
1592 | goto error; | |
1593 | } | |
1594 | *input_line_pointer = c; | |
1595 | goto keep_going; | |
1596 | } | |
1597 | else if (operand->flags & MN10300_OPERAND_PC) | |
1598 | { | |
1599 | char *start = input_line_pointer; | |
1600 | char c = get_symbol_end (); | |
1601 | ||
1602 | if (strcasecmp (start, "pc") != 0) | |
1603 | { | |
1604 | *input_line_pointer = c; | |
1605 | input_line_pointer = hold; | |
1606 | str = hold; | |
1607 | goto error; | |
1608 | } | |
1609 | *input_line_pointer = c; | |
1610 | goto keep_going; | |
1611 | } | |
1612 | else if (operand->flags & MN10300_OPERAND_EPSW) | |
1613 | { | |
1614 | char *start = input_line_pointer; | |
1615 | char c = get_symbol_end (); | |
1616 | ||
1617 | if (strcasecmp (start, "epsw") != 0) | |
1618 | { | |
1619 | *input_line_pointer = c; | |
1620 | input_line_pointer = hold; | |
1621 | str = hold; | |
1622 | goto error; | |
1623 | } | |
1624 | *input_line_pointer = c; | |
1625 | goto keep_going; | |
1626 | } | |
1627 | else if (operand->flags & MN10300_OPERAND_PLUS) | |
1628 | { | |
1629 | if (*input_line_pointer != '+') | |
1630 | { | |
1631 | input_line_pointer = hold; | |
1632 | str = hold; | |
1633 | goto error; | |
1634 | } | |
1635 | input_line_pointer++; | |
1636 | goto keep_going; | |
1637 | } | |
252b5132 RH |
1638 | else if (operand->flags & MN10300_OPERAND_PSW) |
1639 | { | |
1640 | char *start = input_line_pointer; | |
1641 | char c = get_symbol_end (); | |
1642 | ||
1643 | if (strcasecmp (start, "psw") != 0) | |
1644 | { | |
1645 | *input_line_pointer = c; | |
1646 | input_line_pointer = hold; | |
1647 | str = hold; | |
1648 | goto error; | |
1649 | } | |
1650 | *input_line_pointer = c; | |
1651 | goto keep_going; | |
1652 | } | |
1653 | else if (operand->flags & MN10300_OPERAND_MDR) | |
1654 | { | |
1655 | char *start = input_line_pointer; | |
1656 | char c = get_symbol_end (); | |
1657 | ||
1658 | if (strcasecmp (start, "mdr") != 0) | |
1659 | { | |
1660 | *input_line_pointer = c; | |
1661 | input_line_pointer = hold; | |
1662 | str = hold; | |
1663 | goto error; | |
1664 | } | |
1665 | *input_line_pointer = c; | |
1666 | goto keep_going; | |
1667 | } | |
1668 | else if (operand->flags & MN10300_OPERAND_REG_LIST) | |
1669 | { | |
1670 | unsigned int value = 0; | |
1671 | if (*input_line_pointer != '[') | |
1672 | { | |
1673 | input_line_pointer = hold; | |
1674 | str = hold; | |
1675 | goto error; | |
1676 | } | |
1677 | ||
1678 | /* Eat the '['. */ | |
1679 | input_line_pointer++; | |
87271fa6 | 1680 | |
252b5132 | 1681 | /* We used to reject a null register list here; however, |
87271fa6 NC |
1682 | we accept it now so the compiler can emit "call" |
1683 | instructions for all calls to named functions. | |
252b5132 RH |
1684 | |
1685 | The linker can then fill in the appropriate bits for the | |
1686 | register list and stack size or change the instruction | |
1687 | into a "calls" if using "call" is not profitable. */ | |
1688 | while (*input_line_pointer != ']') | |
1689 | { | |
1690 | char *start; | |
1691 | char c; | |
1692 | ||
1693 | if (*input_line_pointer == ',') | |
1694 | input_line_pointer++; | |
1695 | ||
1696 | start = input_line_pointer; | |
1697 | c = get_symbol_end (); | |
1698 | ||
1699 | if (strcasecmp (start, "d2") == 0) | |
1700 | { | |
1701 | value |= 0x80; | |
1702 | *input_line_pointer = c; | |
1703 | } | |
1704 | else if (strcasecmp (start, "d3") == 0) | |
1705 | { | |
1706 | value |= 0x40; | |
1707 | *input_line_pointer = c; | |
1708 | } | |
1709 | else if (strcasecmp (start, "a2") == 0) | |
1710 | { | |
1711 | value |= 0x20; | |
1712 | *input_line_pointer = c; | |
1713 | } | |
1714 | else if (strcasecmp (start, "a3") == 0) | |
1715 | { | |
1716 | value |= 0x10; | |
1717 | *input_line_pointer = c; | |
1718 | } | |
1719 | else if (strcasecmp (start, "other") == 0) | |
1720 | { | |
1721 | value |= 0x08; | |
1722 | *input_line_pointer = c; | |
1723 | } | |
0a727238 | 1724 | else if (HAVE_AM33 |
85cb2cf9 JL |
1725 | && strcasecmp (start, "exreg0") == 0) |
1726 | { | |
1727 | value |= 0x04; | |
1728 | *input_line_pointer = c; | |
1729 | } | |
0a727238 | 1730 | else if (HAVE_AM33 |
85cb2cf9 JL |
1731 | && strcasecmp (start, "exreg1") == 0) |
1732 | { | |
1733 | value |= 0x02; | |
1734 | *input_line_pointer = c; | |
1735 | } | |
0a727238 | 1736 | else if (HAVE_AM33 |
85cb2cf9 JL |
1737 | && strcasecmp (start, "exother") == 0) |
1738 | { | |
1739 | value |= 0x01; | |
1740 | *input_line_pointer = c; | |
1741 | } | |
0a727238 | 1742 | else if (HAVE_AM33 |
85cb2cf9 JL |
1743 | && strcasecmp (start, "all") == 0) |
1744 | { | |
1745 | value |= 0xff; | |
1746 | *input_line_pointer = c; | |
1747 | } | |
252b5132 RH |
1748 | else |
1749 | { | |
1750 | input_line_pointer = hold; | |
1751 | str = hold; | |
1752 | goto error; | |
1753 | } | |
1754 | } | |
1755 | input_line_pointer++; | |
1756 | mn10300_insert_operand (&insn, &extension, operand, | |
1757 | value, (char *) NULL, 0, 0); | |
1758 | goto keep_going; | |
1759 | ||
1760 | } | |
1761 | else if (data_register_name (&ex)) | |
1762 | { | |
1763 | input_line_pointer = hold; | |
1764 | str = hold; | |
1765 | goto error; | |
1766 | } | |
1767 | else if (address_register_name (&ex)) | |
1768 | { | |
1769 | input_line_pointer = hold; | |
1770 | str = hold; | |
1771 | goto error; | |
1772 | } | |
1773 | else if (other_register_name (&ex)) | |
1774 | { | |
1775 | input_line_pointer = hold; | |
1776 | str = hold; | |
1777 | goto error; | |
1778 | } | |
0a727238 | 1779 | else if (HAVE_AM33 && r_register_name (&ex)) |
85cb2cf9 JL |
1780 | { |
1781 | input_line_pointer = hold; | |
1782 | str = hold; | |
1783 | goto error; | |
1784 | } | |
0a727238 | 1785 | else if (HAVE_AM33 && xr_register_name (&ex)) |
85cb2cf9 JL |
1786 | { |
1787 | input_line_pointer = hold; | |
1788 | str = hold; | |
1789 | goto error; | |
1790 | } | |
e7b71525 AO |
1791 | else if (HAVE_AM33_2 && float_register_name (&ex)) |
1792 | { | |
1793 | input_line_pointer = hold; | |
1794 | str = hold; | |
1795 | goto error; | |
1796 | } | |
1797 | else if (HAVE_AM33_2 && double_register_name (&ex)) | |
1798 | { | |
1799 | input_line_pointer = hold; | |
1800 | str = hold; | |
1801 | goto error; | |
1802 | } | |
252b5132 RH |
1803 | else if (*str == ')' || *str == '(') |
1804 | { | |
1805 | input_line_pointer = hold; | |
1806 | str = hold; | |
1807 | goto error; | |
1808 | } | |
1809 | else | |
1810 | { | |
1811 | expression (&ex); | |
1812 | } | |
1813 | ||
87271fa6 | 1814 | switch (ex.X_op) |
252b5132 RH |
1815 | { |
1816 | case O_illegal: | |
1817 | errmsg = _("illegal operand"); | |
1818 | goto error; | |
1819 | case O_absent: | |
1820 | errmsg = _("missing operand"); | |
1821 | goto error; | |
1822 | case O_register: | |
1823 | { | |
1824 | int mask; | |
1825 | ||
1826 | mask = MN10300_OPERAND_DREG | MN10300_OPERAND_AREG; | |
0a727238 AO |
1827 | if (HAVE_AM33) |
1828 | mask |= MN10300_OPERAND_RREG | MN10300_OPERAND_XRREG; | |
e7b71525 AO |
1829 | if (HAVE_AM33_2) |
1830 | mask |= MN10300_OPERAND_FSREG | MN10300_OPERAND_FDREG; | |
252b5132 RH |
1831 | if ((operand->flags & mask) == 0) |
1832 | { | |
1833 | input_line_pointer = hold; | |
1834 | str = hold; | |
1835 | goto error; | |
1836 | } | |
87271fa6 | 1837 | |
252b5132 RH |
1838 | if (opcode->format == FMT_D1 || opcode->format == FMT_S1) |
1839 | extra_shift = 8; | |
1840 | else if (opcode->format == FMT_D2 | |
1841 | || opcode->format == FMT_D4 | |
1842 | || opcode->format == FMT_S2 | |
1843 | || opcode->format == FMT_S4 | |
1844 | || opcode->format == FMT_S6 | |
1845 | || opcode->format == FMT_D5) | |
1846 | extra_shift = 16; | |
85cb2cf9 JL |
1847 | else if (opcode->format == FMT_D7) |
1848 | extra_shift = 8; | |
1849 | else if (opcode->format == FMT_D8 || opcode->format == FMT_D9) | |
1850 | extra_shift = 8; | |
252b5132 RH |
1851 | else |
1852 | extra_shift = 0; | |
87271fa6 | 1853 | |
252b5132 RH |
1854 | mn10300_insert_operand (&insn, &extension, operand, |
1855 | ex.X_add_number, (char *) NULL, | |
1856 | 0, extra_shift); | |
1857 | ||
252b5132 RH |
1858 | /* And note the register number in the register array. */ |
1859 | mn10300_reg_operands[op_idx - 1] = ex.X_add_number; | |
1860 | break; | |
1861 | } | |
1862 | ||
1863 | case O_constant: | |
1864 | /* If this operand can be promoted, and it doesn't | |
1865 | fit into the allocated bitfield for this insn, | |
1866 | then promote it (ie this opcode does not match). */ | |
1867 | if (operand->flags | |
1868 | & (MN10300_OPERAND_PROMOTE | MN10300_OPERAND_RELAX) | |
87271fa6 | 1869 | && !check_operand (insn, operand, ex.X_add_number)) |
252b5132 RH |
1870 | { |
1871 | input_line_pointer = hold; | |
1872 | str = hold; | |
1873 | goto error; | |
1874 | } | |
1875 | ||
1876 | mn10300_insert_operand (&insn, &extension, operand, | |
1877 | ex.X_add_number, (char *) NULL, | |
1878 | 0, 0); | |
1879 | break; | |
1880 | ||
1881 | default: | |
1882 | /* If this operand can be promoted, then this opcode didn't | |
1883 | match since we can't know if it needed promotion! */ | |
1884 | if (operand->flags & MN10300_OPERAND_PROMOTE) | |
1885 | { | |
1886 | input_line_pointer = hold; | |
1887 | str = hold; | |
1888 | goto error; | |
1889 | } | |
1890 | ||
1891 | /* We need to generate a fixup for this expression. */ | |
1892 | if (fc >= MAX_INSN_FIXUPS) | |
1893 | as_fatal (_("too many fixups")); | |
1894 | fixups[fc].exp = ex; | |
1895 | fixups[fc].opindex = *opindex_ptr; | |
1896 | fixups[fc].reloc = BFD_RELOC_UNUSED; | |
bf6f0d0c AO |
1897 | if (mn10300_check_fixup (& fixups[fc])) |
1898 | goto error; | |
252b5132 RH |
1899 | ++fc; |
1900 | break; | |
1901 | } | |
1902 | ||
1903 | keep_going: | |
1904 | str = input_line_pointer; | |
1905 | input_line_pointer = hold; | |
1906 | ||
1907 | while (*str == ' ' || *str == ',') | |
1908 | ++str; | |
1909 | ||
1910 | } | |
1911 | ||
1912 | /* Make sure we used all the operands! */ | |
1913 | if (*str != ',') | |
1914 | match = 1; | |
1915 | ||
1916 | /* If this instruction has registers that must not match, verify | |
1917 | that they do indeed not match. */ | |
1918 | if (opcode->no_match_operands) | |
1919 | { | |
1920 | int i; | |
1921 | ||
1922 | /* Look at each operand to see if it's marked. */ | |
1923 | for (i = 0; i < MN10300_MAX_OPERANDS; i++) | |
1924 | { | |
1925 | if ((1 << i) & opcode->no_match_operands) | |
1926 | { | |
1927 | int j; | |
1928 | ||
1929 | /* operand I is marked. Check that it does not match any | |
1930 | operands > I which are marked. */ | |
1931 | for (j = i + 1; j < MN10300_MAX_OPERANDS; j++) | |
1932 | { | |
1933 | if (((1 << j) & opcode->no_match_operands) | |
1934 | && mn10300_reg_operands[i] == mn10300_reg_operands[j]) | |
1935 | { | |
1936 | errmsg = _("Invalid register specification."); | |
1937 | match = 0; | |
1938 | goto error; | |
1939 | } | |
1940 | } | |
1941 | } | |
1942 | } | |
1943 | } | |
1944 | ||
1945 | error: | |
1946 | if (match == 0) | |
87271fa6 | 1947 | { |
252b5132 | 1948 | next_opcode = opcode + 1; |
87271fa6 | 1949 | if (!strcmp (next_opcode->name, opcode->name)) |
252b5132 RH |
1950 | { |
1951 | opcode = next_opcode; | |
1952 | continue; | |
1953 | } | |
87271fa6 | 1954 | |
252b5132 RH |
1955 | as_bad ("%s", errmsg); |
1956 | return; | |
87271fa6 | 1957 | } |
252b5132 RH |
1958 | break; |
1959 | } | |
87271fa6 | 1960 | |
3882b010 | 1961 | while (ISSPACE (*str)) |
252b5132 RH |
1962 | ++str; |
1963 | ||
1964 | if (*str != '\0') | |
1965 | as_bad (_("junk at end of line: `%s'"), str); | |
1966 | ||
1967 | input_line_pointer = str; | |
1968 | ||
1969 | /* Determine the size of the instruction. */ | |
1970 | if (opcode->format == FMT_S0) | |
1971 | size = 1; | |
1972 | ||
1973 | if (opcode->format == FMT_S1 || opcode->format == FMT_D0) | |
1974 | size = 2; | |
1975 | ||
1976 | if (opcode->format == FMT_S2 || opcode->format == FMT_D1) | |
1977 | size = 3; | |
1978 | ||
85cb2cf9 JL |
1979 | if (opcode->format == FMT_D6) |
1980 | size = 3; | |
1981 | ||
1982 | if (opcode->format == FMT_D7 || opcode->format == FMT_D10) | |
1983 | size = 4; | |
1984 | ||
1985 | if (opcode->format == FMT_D8) | |
1986 | size = 6; | |
1987 | ||
1988 | if (opcode->format == FMT_D9) | |
1989 | size = 7; | |
252b5132 RH |
1990 | |
1991 | if (opcode->format == FMT_S4) | |
1992 | size = 5; | |
1993 | ||
1994 | if (opcode->format == FMT_S6 || opcode->format == FMT_D5) | |
1995 | size = 7; | |
1996 | ||
1997 | if (opcode->format == FMT_D2) | |
1998 | size = 4; | |
1999 | ||
e7b71525 AO |
2000 | if (opcode->format == FMT_D3) |
2001 | size = 5; | |
2002 | ||
252b5132 RH |
2003 | if (opcode->format == FMT_D4) |
2004 | size = 6; | |
2005 | ||
2006 | if (relaxable && fc > 0) | |
2007 | { | |
8ad7c533 NC |
2008 | /* On a 64-bit host the size of an 'int' is not the same |
2009 | as the size of a pointer, so we need a union to convert | |
2010 | the opindex field of the fr_cgen structure into a char * | |
2011 | so that it can be stored in the frag. We do not have | |
2012 | to worry about loosing accuracy as we are not going to | |
2013 | be even close to the 32bit limit of the int. */ | |
2014 | union | |
2015 | { | |
2016 | int opindex; | |
2017 | char * ptr; | |
2018 | } | |
2019 | opindex_converter; | |
252b5132 RH |
2020 | int type; |
2021 | ||
076dc439 AO |
2022 | /* We want to anchor the line info to the previous frag (if |
2023 | there isn't one, create it), so that, when the insn is | |
2024 | resized, we still get the right address for the beginning of | |
2025 | the region. */ | |
2026 | f = frag_more (0); | |
2027 | dwarf2_emit_insn (0); | |
2028 | ||
87271fa6 | 2029 | /* bCC */ |
252b5132 RH |
2030 | if (size == 2) |
2031 | { | |
2032 | /* Handle bra specially. Basically treat it like jmp so | |
2033 | that we automatically handle 8, 16 and 32 bit offsets | |
2034 | correctly as well as jumps to an undefined address. | |
2035 | ||
2036 | It is also important to not treat it like other bCC | |
2037 | instructions since the long forms of bra is different | |
2038 | from other bCC instructions. */ | |
2039 | if (opcode->opcode == 0xca00) | |
2040 | type = 10; | |
2041 | else | |
2042 | type = 0; | |
2043 | } | |
87271fa6 | 2044 | /* call */ |
252b5132 | 2045 | else if (size == 5) |
87271fa6 NC |
2046 | type = 6; |
2047 | /* calls */ | |
252b5132 RH |
2048 | else if (size == 4) |
2049 | type = 8; | |
87271fa6 | 2050 | /* jmp */ |
252b5132 RH |
2051 | else if (size == 3 && opcode->opcode == 0xcc0000) |
2052 | type = 10; | |
e7b71525 AO |
2053 | else if (size == 3 && (opcode->opcode & 0xfff000) == 0xf8d000) |
2054 | type = 13; | |
87271fa6 | 2055 | /* bCC (uncommon cases) */ |
252b5132 RH |
2056 | else |
2057 | type = 3; | |
2058 | ||
8ad7c533 | 2059 | opindex_converter.opindex = fixups[0].opindex; |
252b5132 RH |
2060 | f = frag_var (rs_machine_dependent, 8, 8 - size, type, |
2061 | fixups[0].exp.X_add_symbol, | |
2062 | fixups[0].exp.X_add_number, | |
8ad7c533 | 2063 | opindex_converter.ptr); |
87271fa6 | 2064 | |
252b5132 RH |
2065 | /* This is pretty hokey. We basically just care about the |
2066 | opcode, so we have to write out the first word big endian. | |
2067 | ||
2068 | The exception is "call", which has two operands that we | |
2069 | care about. | |
2070 | ||
2071 | The first operand (the register list) happens to be in the | |
2072 | first instruction word, and will be in the right place if | |
2073 | we output the first word in big endian mode. | |
2074 | ||
2075 | The second operand (stack size) is in the extension word, | |
2076 | and we want it to appear as the first character in the extension | |
2077 | word (as it appears in memory). Luckily, writing the extension | |
2078 | word in big endian format will do what we want. */ | |
2079 | number_to_chars_bigendian (f, insn, size > 4 ? 4 : size); | |
2080 | if (size > 8) | |
2081 | { | |
2082 | number_to_chars_bigendian (f + 4, extension, 4); | |
2083 | number_to_chars_bigendian (f + 8, 0, size - 8); | |
2084 | } | |
2085 | else if (size > 4) | |
2086 | number_to_chars_bigendian (f + 4, extension, size - 4); | |
2087 | } | |
2088 | else | |
2089 | { | |
2090 | /* Allocate space for the instruction. */ | |
2091 | f = frag_more (size); | |
2092 | ||
2093 | /* Fill in bytes for the instruction. Note that opcode fields | |
2094 | are written big-endian, 16 & 32bit immediates are written | |
2095 | little endian. Egad. */ | |
2096 | if (opcode->format == FMT_S0 | |
2097 | || opcode->format == FMT_S1 | |
2098 | || opcode->format == FMT_D0 | |
85cb2cf9 JL |
2099 | || opcode->format == FMT_D6 |
2100 | || opcode->format == FMT_D7 | |
2101 | || opcode->format == FMT_D10 | |
252b5132 RH |
2102 | || opcode->format == FMT_D1) |
2103 | { | |
2104 | number_to_chars_bigendian (f, insn, size); | |
2105 | } | |
2106 | else if (opcode->format == FMT_S2 | |
2107 | && opcode->opcode != 0xdf0000 | |
2108 | && opcode->opcode != 0xde0000) | |
2109 | { | |
2110 | /* A format S2 instruction that is _not_ "ret" and "retf". */ | |
2111 | number_to_chars_bigendian (f, (insn >> 16) & 0xff, 1); | |
2112 | number_to_chars_littleendian (f + 1, insn & 0xffff, 2); | |
2113 | } | |
2114 | else if (opcode->format == FMT_S2) | |
2115 | { | |
2116 | /* This must be a ret or retf, which is written entirely in | |
2117 | big-endian format. */ | |
2118 | number_to_chars_bigendian (f, insn, 3); | |
2119 | } | |
2120 | else if (opcode->format == FMT_S4 | |
2121 | && opcode->opcode != 0xdc000000) | |
2122 | { | |
2123 | /* This must be a format S4 "call" instruction. What a pain. */ | |
2124 | unsigned long temp = (insn >> 8) & 0xffff; | |
2125 | number_to_chars_bigendian (f, (insn >> 24) & 0xff, 1); | |
2126 | number_to_chars_littleendian (f + 1, temp, 2); | |
2127 | number_to_chars_bigendian (f + 3, insn & 0xff, 1); | |
2128 | number_to_chars_bigendian (f + 4, extension & 0xff, 1); | |
2129 | } | |
2130 | else if (opcode->format == FMT_S4) | |
2131 | { | |
2132 | /* This must be a format S4 "jmp" instruction. */ | |
2133 | unsigned long temp = ((insn & 0xffffff) << 8) | (extension & 0xff); | |
2134 | number_to_chars_bigendian (f, (insn >> 24) & 0xff, 1); | |
2135 | number_to_chars_littleendian (f + 1, temp, 4); | |
2136 | } | |
2137 | else if (opcode->format == FMT_S6) | |
2138 | { | |
2139 | unsigned long temp = ((insn & 0xffffff) << 8) | |
2140 | | ((extension >> 16) & 0xff); | |
2141 | number_to_chars_bigendian (f, (insn >> 24) & 0xff, 1); | |
2142 | number_to_chars_littleendian (f + 1, temp, 4); | |
2143 | number_to_chars_bigendian (f + 5, (extension >> 8) & 0xff, 1); | |
2144 | number_to_chars_bigendian (f + 6, extension & 0xff, 1); | |
2145 | } | |
2146 | else if (opcode->format == FMT_D2 | |
2147 | && opcode->opcode != 0xfaf80000 | |
2148 | && opcode->opcode != 0xfaf00000 | |
2149 | && opcode->opcode != 0xfaf40000) | |
2150 | { | |
2151 | /* A format D2 instruction where the 16bit immediate is | |
2152 | really a single 16bit value, not two 8bit values. */ | |
2153 | number_to_chars_bigendian (f, (insn >> 16) & 0xffff, 2); | |
2154 | number_to_chars_littleendian (f + 2, insn & 0xffff, 2); | |
2155 | } | |
2156 | else if (opcode->format == FMT_D2) | |
2157 | { | |
2158 | /* A format D2 instruction where the 16bit immediate | |
2159 | is really two 8bit immediates. */ | |
2160 | number_to_chars_bigendian (f, insn, 4); | |
2161 | } | |
e7b71525 AO |
2162 | else if (opcode->format == FMT_D3) |
2163 | { | |
2164 | number_to_chars_bigendian (f, (insn >> 16) & 0xffff, 2); | |
2165 | number_to_chars_littleendian (f + 2, insn & 0xffff, 2); | |
2166 | number_to_chars_bigendian (f + 4, extension & 0xff, 1); | |
2167 | } | |
252b5132 RH |
2168 | else if (opcode->format == FMT_D4) |
2169 | { | |
2170 | unsigned long temp = ((insn & 0xffff) << 16) | (extension & 0xffff); | |
87271fa6 | 2171 | |
252b5132 RH |
2172 | number_to_chars_bigendian (f, (insn >> 16) & 0xffff, 2); |
2173 | number_to_chars_littleendian (f + 2, temp, 4); | |
2174 | } | |
2175 | else if (opcode->format == FMT_D5) | |
2176 | { | |
87271fa6 NC |
2177 | unsigned long temp = (((insn & 0xffff) << 16) |
2178 | | ((extension >> 8) & 0xffff)); | |
2179 | ||
252b5132 RH |
2180 | number_to_chars_bigendian (f, (insn >> 16) & 0xffff, 2); |
2181 | number_to_chars_littleendian (f + 2, temp, 4); | |
2182 | number_to_chars_bigendian (f + 6, extension & 0xff, 1); | |
2183 | } | |
85cb2cf9 JL |
2184 | else if (opcode->format == FMT_D8) |
2185 | { | |
87271fa6 NC |
2186 | unsigned long temp = ((insn & 0xff) << 16) | (extension & 0xffff); |
2187 | ||
2188 | number_to_chars_bigendian (f, (insn >> 8) & 0xffffff, 3); | |
2189 | number_to_chars_bigendian (f + 3, (temp & 0xff), 1); | |
2190 | number_to_chars_littleendian (f + 4, temp >> 8, 2); | |
85cb2cf9 JL |
2191 | } |
2192 | else if (opcode->format == FMT_D9) | |
2193 | { | |
87271fa6 NC |
2194 | unsigned long temp = ((insn & 0xff) << 24) | (extension & 0xffffff); |
2195 | ||
2196 | number_to_chars_bigendian (f, (insn >> 8) & 0xffffff, 3); | |
2197 | number_to_chars_littleendian (f + 3, temp, 4); | |
85cb2cf9 | 2198 | } |
252b5132 RH |
2199 | |
2200 | /* Create any fixups. */ | |
2201 | for (i = 0; i < fc; i++) | |
2202 | { | |
2203 | const struct mn10300_operand *operand; | |
2204 | ||
2205 | operand = &mn10300_operands[fixups[i].opindex]; | |
bf6f0d0c AO |
2206 | if (fixups[i].reloc != BFD_RELOC_UNUSED |
2207 | && fixups[i].reloc != BFD_RELOC_32_GOT_PCREL | |
2208 | && fixups[i].reloc != BFD_RELOC_32_GOTOFF | |
2209 | && fixups[i].reloc != BFD_RELOC_32_PLT_PCREL | |
2210 | && fixups[i].reloc != BFD_RELOC_MN10300_GOT32) | |
252b5132 RH |
2211 | { |
2212 | reloc_howto_type *reloc_howto; | |
2213 | int size; | |
2214 | int offset; | |
2215 | fixS *fixP; | |
2216 | ||
87271fa6 NC |
2217 | reloc_howto = bfd_reloc_type_lookup (stdoutput, |
2218 | fixups[i].reloc); | |
252b5132 RH |
2219 | |
2220 | if (!reloc_howto) | |
87271fa6 NC |
2221 | abort (); |
2222 | ||
252b5132 RH |
2223 | size = bfd_get_reloc_size (reloc_howto); |
2224 | ||
2225 | if (size < 1 || size > 4) | |
87271fa6 | 2226 | abort (); |
252b5132 RH |
2227 | |
2228 | offset = 4 - size; | |
2229 | fixP = fix_new_exp (frag_now, f - frag_now->fr_literal + offset, | |
2230 | size, &fixups[i].exp, | |
2231 | reloc_howto->pc_relative, | |
2232 | fixups[i].reloc); | |
2233 | } | |
2234 | else | |
2235 | { | |
2236 | int reloc, pcrel, reloc_size, offset; | |
2237 | fixS *fixP; | |
2238 | ||
2239 | reloc = BFD_RELOC_NONE; | |
bf6f0d0c AO |
2240 | if (fixups[i].reloc != BFD_RELOC_UNUSED) |
2241 | reloc = fixups[i].reloc; | |
252b5132 RH |
2242 | /* How big is the reloc? Remember SPLIT relocs are |
2243 | implicitly 32bits. */ | |
2244 | if ((operand->flags & MN10300_OPERAND_SPLIT) != 0) | |
2245 | reloc_size = 32; | |
85cb2cf9 JL |
2246 | else if ((operand->flags & MN10300_OPERAND_24BIT) != 0) |
2247 | reloc_size = 24; | |
252b5132 RH |
2248 | else |
2249 | reloc_size = operand->bits; | |
2250 | ||
2251 | /* Is the reloc pc-relative? */ | |
2252 | pcrel = (operand->flags & MN10300_OPERAND_PCREL) != 0; | |
bf6f0d0c AO |
2253 | if (reloc != BFD_RELOC_NONE) |
2254 | pcrel = bfd_reloc_type_lookup (stdoutput, reloc)->pc_relative; | |
252b5132 | 2255 | |
a7c92dae | 2256 | offset = size - (reloc_size + operand->shift) / 8; |
eb0dfd58 | 2257 | |
252b5132 | 2258 | /* Choose a proper BFD relocation type. */ |
bf6f0d0c AO |
2259 | if (reloc != BFD_RELOC_NONE) |
2260 | ; | |
2261 | else if (pcrel) | |
252b5132 RH |
2262 | { |
2263 | if (reloc_size == 32) | |
2264 | reloc = BFD_RELOC_32_PCREL; | |
2265 | else if (reloc_size == 16) | |
2266 | reloc = BFD_RELOC_16_PCREL; | |
2267 | else if (reloc_size == 8) | |
2268 | reloc = BFD_RELOC_8_PCREL; | |
2269 | else | |
2270 | abort (); | |
2271 | } | |
2272 | else | |
2273 | { | |
2274 | if (reloc_size == 32) | |
2275 | reloc = BFD_RELOC_32; | |
2276 | else if (reloc_size == 16) | |
2277 | reloc = BFD_RELOC_16; | |
2278 | else if (reloc_size == 8) | |
2279 | reloc = BFD_RELOC_8; | |
2280 | else | |
2281 | abort (); | |
2282 | } | |
2283 | ||
2284 | /* Convert the size of the reloc into what fix_new_exp wants. */ | |
2285 | reloc_size = reloc_size / 8; | |
2286 | if (reloc_size == 8) | |
2287 | reloc_size = 0; | |
2288 | else if (reloc_size == 16) | |
2289 | reloc_size = 1; | |
2290 | else if (reloc_size == 32) | |
2291 | reloc_size = 2; | |
2292 | ||
2293 | fixP = fix_new_exp (frag_now, f - frag_now->fr_literal + offset, | |
2294 | reloc_size, &fixups[i].exp, pcrel, | |
2295 | ((bfd_reloc_code_real_type) reloc)); | |
2296 | ||
2297 | if (pcrel) | |
2298 | fixP->fx_offset += offset; | |
2299 | } | |
2300 | } | |
e8b1cae5 | 2301 | |
076dc439 AO |
2302 | dwarf2_emit_insn (size); |
2303 | } | |
252b5132 RH |
2304 | } |
2305 | ||
87271fa6 NC |
2306 | /* If while processing a fixup, a reloc really needs to be created |
2307 | then it is done here. */ | |
252b5132 | 2308 | |
252b5132 RH |
2309 | arelent * |
2310 | tc_gen_reloc (seg, fixp) | |
b4c1ea07 | 2311 | asection *seg ATTRIBUTE_UNUSED; |
252b5132 RH |
2312 | fixS *fixp; |
2313 | { | |
2314 | arelent *reloc; | |
2315 | reloc = (arelent *) xmalloc (sizeof (arelent)); | |
2316 | ||
2317 | reloc->howto = bfd_reloc_type_lookup (stdoutput, fixp->fx_r_type); | |
2318 | if (reloc->howto == (reloc_howto_type *) NULL) | |
2319 | { | |
2320 | as_bad_where (fixp->fx_file, fixp->fx_line, | |
87271fa6 NC |
2321 | _("reloc %d not supported by object file format"), |
2322 | (int) fixp->fx_r_type); | |
252b5132 RH |
2323 | return NULL; |
2324 | } | |
2325 | reloc->address = fixp->fx_frag->fr_address + fixp->fx_where; | |
2326 | ||
bf6f0d0c AO |
2327 | if (fixp->fx_subsy |
2328 | && S_GET_SEGMENT (fixp->fx_subsy) == absolute_section) | |
2329 | { | |
2330 | fixp->fx_offset -= S_GET_VALUE (fixp->fx_subsy); | |
2331 | fixp->fx_subsy = 0; | |
2332 | } | |
2333 | ||
252b5132 RH |
2334 | if (fixp->fx_addsy && fixp->fx_subsy) |
2335 | { | |
7dc8f5ce AO |
2336 | reloc->sym_ptr_ptr = NULL; |
2337 | ||
4e75439a AO |
2338 | /* If we got a difference between two symbols, and the |
2339 | subtracted symbol is in the current section, use a | |
2340 | PC-relative relocation. If both symbols are in the same | |
2341 | section, the difference would have already been simplified | |
2342 | to a constant. */ | |
2343 | if (S_GET_SEGMENT (fixp->fx_subsy) == seg) | |
2344 | { | |
2345 | reloc->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *)); | |
2346 | *reloc->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy); | |
2347 | reloc->addend = (reloc->address - S_GET_VALUE (fixp->fx_subsy) | |
2348 | + fixp->fx_offset); | |
2349 | ||
2350 | switch (fixp->fx_r_type) | |
2351 | { | |
2352 | case BFD_RELOC_8: | |
2353 | reloc->howto = bfd_reloc_type_lookup (stdoutput, | |
2354 | BFD_RELOC_8_PCREL); | |
2355 | return reloc; | |
5d6255fe | 2356 | |
4e75439a AO |
2357 | case BFD_RELOC_16: |
2358 | reloc->howto = bfd_reloc_type_lookup (stdoutput, | |
2359 | BFD_RELOC_16_PCREL); | |
2360 | return reloc; | |
2361 | ||
2362 | case BFD_RELOC_24: | |
2363 | reloc->howto = bfd_reloc_type_lookup (stdoutput, | |
2364 | BFD_RELOC_24_PCREL); | |
2365 | return reloc; | |
2366 | ||
2367 | case BFD_RELOC_32: | |
2368 | reloc->howto = bfd_reloc_type_lookup (stdoutput, | |
2369 | BFD_RELOC_32_PCREL); | |
2370 | return reloc; | |
2371 | ||
2372 | default: | |
2373 | /* Try to compute the absolute value below. */ | |
2374 | break; | |
2375 | } | |
2376 | } | |
87271fa6 | 2377 | |
252b5132 RH |
2378 | if ((S_GET_SEGMENT (fixp->fx_addsy) != S_GET_SEGMENT (fixp->fx_subsy)) |
2379 | || S_GET_SEGMENT (fixp->fx_addsy) == undefined_section) | |
2380 | { | |
2381 | as_bad_where (fixp->fx_file, fixp->fx_line, | |
2382 | "Difference of symbols in different sections is not supported"); | |
252b5132 | 2383 | } |
6e22e505 AO |
2384 | else |
2385 | { | |
2386 | char *fixpos = fixp->fx_where + fixp->fx_frag->fr_literal; | |
2387 | ||
2388 | reloc->addend = (S_GET_VALUE (fixp->fx_addsy) | |
2389 | - S_GET_VALUE (fixp->fx_subsy) + fixp->fx_offset); | |
2390 | ||
2391 | switch (fixp->fx_r_type) | |
2392 | { | |
2393 | case BFD_RELOC_8: | |
2394 | md_number_to_chars (fixpos, reloc->addend, 1); | |
2395 | break; | |
5d6255fe | 2396 | |
6e22e505 AO |
2397 | case BFD_RELOC_16: |
2398 | md_number_to_chars (fixpos, reloc->addend, 2); | |
2399 | break; | |
252b5132 | 2400 | |
6e22e505 AO |
2401 | case BFD_RELOC_24: |
2402 | md_number_to_chars (fixpos, reloc->addend, 3); | |
2403 | break; | |
2404 | ||
2405 | case BFD_RELOC_32: | |
2406 | md_number_to_chars (fixpos, reloc->addend, 4); | |
2407 | break; | |
2408 | ||
2409 | default: | |
2410 | reloc->sym_ptr_ptr = (asymbol **) &bfd_abs_symbol; | |
2411 | return reloc; | |
2412 | } | |
2413 | } | |
2414 | ||
7dc8f5ce AO |
2415 | if (reloc->sym_ptr_ptr) |
2416 | free (reloc->sym_ptr_ptr); | |
6e22e505 AO |
2417 | free (reloc); |
2418 | return NULL; | |
252b5132 | 2419 | } |
87271fa6 | 2420 | else |
252b5132 | 2421 | { |
87271fa6 | 2422 | reloc->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *)); |
310b5aa2 | 2423 | *reloc->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy); |
252b5132 RH |
2424 | reloc->addend = fixp->fx_offset; |
2425 | } | |
2426 | return reloc; | |
2427 | } | |
2428 | ||
2429 | int | |
2430 | md_estimate_size_before_relax (fragp, seg) | |
2431 | fragS *fragp; | |
2432 | asection *seg; | |
2433 | { | |
93c2a809 AM |
2434 | if (fragp->fr_subtype == 6 |
2435 | && (!S_IS_DEFINED (fragp->fr_symbol) | |
2436 | || seg != S_GET_SEGMENT (fragp->fr_symbol))) | |
2437 | fragp->fr_subtype = 7; | |
2438 | else if (fragp->fr_subtype == 8 | |
2439 | && (!S_IS_DEFINED (fragp->fr_symbol) | |
2440 | || seg != S_GET_SEGMENT (fragp->fr_symbol))) | |
2441 | fragp->fr_subtype = 9; | |
2442 | else if (fragp->fr_subtype == 10 | |
2443 | && (!S_IS_DEFINED (fragp->fr_symbol) | |
2444 | || seg != S_GET_SEGMENT (fragp->fr_symbol))) | |
2445 | fragp->fr_subtype = 12; | |
2446 | ||
e7b71525 AO |
2447 | if (fragp->fr_subtype == 13) |
2448 | return 3; | |
93c2a809 AM |
2449 | if (fragp->fr_subtype >= sizeof (md_relax_table) / sizeof (md_relax_table[0])) |
2450 | abort (); | |
2451 | ||
2452 | return md_relax_table[fragp->fr_subtype].rlx_length; | |
87271fa6 | 2453 | } |
252b5132 RH |
2454 | |
2455 | long | |
2456 | md_pcrel_from (fixp) | |
2457 | fixS *fixp; | |
2458 | { | |
87271fa6 | 2459 | if (fixp->fx_addsy != (symbolS *) NULL && !S_IS_DEFINED (fixp->fx_addsy)) |
252b5132 RH |
2460 | { |
2461 | /* The symbol is undefined. Let the linker figure it out. */ | |
2462 | return 0; | |
2463 | } | |
2464 | return fixp->fx_frag->fr_address + fixp->fx_where; | |
252b5132 RH |
2465 | } |
2466 | ||
94f592af | 2467 | void |
55cf6793 | 2468 | md_apply_fix (fixP, valP, seg) |
94f592af NC |
2469 | fixS * fixP; |
2470 | valueT * valP; | |
252b5132 RH |
2471 | segT seg; |
2472 | { | |
94f592af | 2473 | char * fixpos = fixP->fx_where + fixP->fx_frag->fr_literal; |
58a77e41 | 2474 | int size = 0; |
94f592af | 2475 | int value = (int) * valP; |
58a77e41 | 2476 | |
94f592af | 2477 | assert (fixP->fx_r_type < BFD_RELOC_UNUSED); |
58a77e41 EC |
2478 | |
2479 | /* This should never happen. */ | |
2480 | if (seg->flags & SEC_ALLOC) | |
94f592af | 2481 | abort (); |
58a77e41 | 2482 | |
c51ce5f0 | 2483 | /* The value we are passed in *valuep includes the symbol values. |
7be1c489 AM |
2484 | If we are doing this relocation the code in write.c is going to |
2485 | call bfd_install_relocation, which is also going to use the symbol | |
2486 | value. That means that if the reloc is fully resolved we want to | |
2487 | use *valuep since bfd_install_relocation is not being used. | |
c51ce5f0 EC |
2488 | |
2489 | However, if the reloc is not fully resolved we do not want to use | |
2490 | *valuep, and must use fx_offset instead. However, if the reloc | |
2491 | is PC relative, we do want to use *valuep since it includes the | |
2492 | result of md_pcrel_from. */ | |
94f592af NC |
2493 | if (fixP->fx_addsy != (symbolS *) NULL && ! fixP->fx_pcrel) |
2494 | value = fixP->fx_offset; | |
c51ce5f0 | 2495 | |
58a77e41 EC |
2496 | /* If the fix is relative to a symbol which is not defined, or not |
2497 | in the same segment as the fix, we cannot resolve it here. */ | |
94f592af NC |
2498 | if (fixP->fx_addsy != NULL |
2499 | && (! S_IS_DEFINED (fixP->fx_addsy) | |
2500 | || (S_GET_SEGMENT (fixP->fx_addsy) != seg))) | |
58a77e41 | 2501 | { |
94f592af NC |
2502 | fixP->fx_done = 0; |
2503 | return; | |
58a77e41 EC |
2504 | } |
2505 | ||
94f592af | 2506 | switch (fixP->fx_r_type) |
58a77e41 EC |
2507 | { |
2508 | case BFD_RELOC_8: | |
96f37af6 | 2509 | case BFD_RELOC_8_PCREL: |
58a77e41 EC |
2510 | size = 1; |
2511 | break; | |
2512 | ||
2513 | case BFD_RELOC_16: | |
96f37af6 | 2514 | case BFD_RELOC_16_PCREL: |
58a77e41 EC |
2515 | size = 2; |
2516 | break; | |
2517 | ||
2518 | case BFD_RELOC_32: | |
96f37af6 | 2519 | case BFD_RELOC_32_PCREL: |
58a77e41 EC |
2520 | size = 4; |
2521 | break; | |
2522 | ||
2523 | case BFD_RELOC_VTABLE_INHERIT: | |
2524 | case BFD_RELOC_VTABLE_ENTRY: | |
94f592af NC |
2525 | fixP->fx_done = 0; |
2526 | return; | |
58a77e41 EC |
2527 | |
2528 | case BFD_RELOC_NONE: | |
2529 | default: | |
94f592af NC |
2530 | as_bad_where (fixP->fx_file, fixP->fx_line, |
2531 | _("Bad relocation fixup type (%d)"), fixP->fx_r_type); | |
58a77e41 EC |
2532 | } |
2533 | ||
c51ce5f0 | 2534 | md_number_to_chars (fixpos, value, size); |
58a77e41 | 2535 | |
b653e7f9 | 2536 | /* If a symbol remains, pass the fixup, as a reloc, onto the linker. */ |
94f592af NC |
2537 | if (fixP->fx_addsy == NULL) |
2538 | fixP->fx_done = 1; | |
58a77e41 EC |
2539 | } |
2540 | ||
58a77e41 EC |
2541 | /* Return zero if the fixup in fixp should be left alone and not |
2542 | adjusted. */ | |
2543 | ||
b34976b6 | 2544 | bfd_boolean |
58a77e41 EC |
2545 | mn10300_fix_adjustable (fixp) |
2546 | struct fix *fixp; | |
2547 | { | |
bf6f0d0c AO |
2548 | if (! TC_RELOC_RTSYM_LOC_FIXUP (fixp)) |
2549 | return 0; | |
2550 | ||
58a77e41 EC |
2551 | if (fixp->fx_r_type == BFD_RELOC_VTABLE_INHERIT |
2552 | || fixp->fx_r_type == BFD_RELOC_VTABLE_ENTRY) | |
2553 | return 0; | |
2554 | ||
7e8f4100 AO |
2555 | /* Do not adjust relocations involving symbols in code sections, |
2556 | because it breaks linker relaxations. This could be fixed in the | |
2557 | linker, but this fix is simpler, and it pretty much only affects | |
2558 | object size a little bit. */ | |
2559 | if (S_GET_SEGMENT (fixp->fx_addsy)->flags & SEC_CODE) | |
2560 | return 0; | |
2561 | ||
53cb0362 DD |
2562 | /* Likewise, do not adjust symbols that won't be merged, or debug |
2563 | symbols, because they too break relaxation. We do want to adjust | |
2564 | other mergable symbols, like .rodata, because code relaxations | |
2565 | need section-relative symbols to properly relax them. */ | |
2566 | if (! (S_GET_SEGMENT(fixp->fx_addsy)->flags & SEC_MERGE)) | |
2567 | return 0; | |
2568 | if (strncmp (S_GET_SEGMENT (fixp->fx_addsy)->name, ".debug", 6) == 0) | |
2569 | return 0; | |
2570 | ||
58a77e41 | 2571 | return 1; |
252b5132 RH |
2572 | } |
2573 | ||
2574 | /* Insert an operand value into an instruction. */ | |
2575 | ||
2576 | static void | |
2577 | mn10300_insert_operand (insnp, extensionp, operand, val, file, line, shift) | |
2578 | unsigned long *insnp; | |
2579 | unsigned long *extensionp; | |
2580 | const struct mn10300_operand *operand; | |
2581 | offsetT val; | |
2582 | char *file; | |
2583 | unsigned int line; | |
2584 | unsigned int shift; | |
2585 | { | |
2586 | /* No need to check 32bit operands for a bit. Note that | |
2587 | MN10300_OPERAND_SPLIT is an implicit 32bit operand. */ | |
2588 | if (operand->bits != 32 | |
2589 | && (operand->flags & MN10300_OPERAND_SPLIT) == 0) | |
2590 | { | |
2591 | long min, max; | |
2592 | offsetT test; | |
2593 | int bits; | |
2594 | ||
2595 | bits = operand->bits; | |
85cb2cf9 JL |
2596 | if (operand->flags & MN10300_OPERAND_24BIT) |
2597 | bits = 24; | |
252b5132 RH |
2598 | |
2599 | if ((operand->flags & MN10300_OPERAND_SIGNED) != 0) | |
2600 | { | |
2601 | max = (1 << (bits - 1)) - 1; | |
2602 | min = - (1 << (bits - 1)); | |
2603 | } | |
2604 | else | |
87271fa6 NC |
2605 | { |
2606 | max = (1 << bits) - 1; | |
2607 | min = 0; | |
2608 | } | |
252b5132 RH |
2609 | |
2610 | test = val; | |
2611 | ||
252b5132 | 2612 | if (test < (offsetT) min || test > (offsetT) max) |
e5976317 | 2613 | as_warn_value_out_of_range (_("operand"), test, (offsetT) min, (offsetT) max, file, line); |
252b5132 RH |
2614 | } |
2615 | ||
2616 | if ((operand->flags & MN10300_OPERAND_SPLIT) != 0) | |
2617 | { | |
2618 | *insnp |= (val >> (32 - operand->bits)) & ((1 << operand->bits) - 1); | |
2619 | *extensionp |= ((val & ((1 << (32 - operand->bits)) - 1)) | |
2620 | << operand->shift); | |
2621 | } | |
85cb2cf9 JL |
2622 | else if ((operand->flags & MN10300_OPERAND_24BIT) != 0) |
2623 | { | |
2624 | *insnp |= (val >> (24 - operand->bits)) & ((1 << operand->bits) - 1); | |
2625 | *extensionp |= ((val & ((1 << (24 - operand->bits)) - 1)) | |
2626 | << operand->shift); | |
2627 | } | |
e7b71525 AO |
2628 | else if ((operand->flags & (MN10300_OPERAND_FSREG | MN10300_OPERAND_FDREG))) |
2629 | { | |
2630 | /* See devo/opcodes/m10300-opc.c just before #define FSM0 for an | |
2631 | explanation of these variables. Note that FMT-implied shifts | |
2632 | are not taken into account for FP registers. */ | |
2633 | unsigned long mask_low, mask_high; | |
2634 | int shl_low, shr_high, shl_high; | |
2635 | ||
2636 | switch (operand->bits) | |
2637 | { | |
2638 | case 5: | |
2639 | /* Handle regular FP registers. */ | |
2640 | if (operand->shift >= 0) | |
2641 | { | |
2642 | /* This is an `m' register. */ | |
2643 | shl_low = operand->shift; | |
2644 | shl_high = 8 + (8 & shl_low) + (shl_low & 4) / 4; | |
2645 | } | |
2646 | else | |
2647 | { | |
2648 | /* This is an `n' register. */ | |
2649 | shl_low = -operand->shift; | |
2650 | shl_high = shl_low / 4; | |
2651 | } | |
2652 | ||
2653 | mask_low = 0x0f; | |
2654 | mask_high = 0x10; | |
2655 | shr_high = 4; | |
2656 | break; | |
2657 | ||
2658 | case 3: | |
2659 | /* Handle accumulators. */ | |
2660 | shl_low = -operand->shift; | |
2661 | shl_high = 0; | |
2662 | mask_low = 0x03; | |
2663 | mask_high = 0x04; | |
2664 | shr_high = 2; | |
2665 | break; | |
2666 | ||
2667 | default: | |
2668 | abort (); | |
2669 | } | |
2670 | *insnp |= ((((val & mask_high) >> shr_high) << shl_high) | |
2671 | | ((val & mask_low) << shl_low)); | |
2672 | } | |
252b5132 RH |
2673 | else if ((operand->flags & MN10300_OPERAND_EXTENDED) == 0) |
2674 | { | |
2675 | *insnp |= (((long) val & ((1 << operand->bits) - 1)) | |
2676 | << (operand->shift + shift)); | |
2677 | ||
2678 | if ((operand->flags & MN10300_OPERAND_REPEATED) != 0) | |
2679 | *insnp |= (((long) val & ((1 << operand->bits) - 1)) | |
2680 | << (operand->shift + shift + operand->bits)); | |
2681 | } | |
2682 | else | |
2683 | { | |
2684 | *extensionp |= (((long) val & ((1 << operand->bits) - 1)) | |
2685 | << (operand->shift + shift)); | |
2686 | ||
2687 | if ((operand->flags & MN10300_OPERAND_REPEATED) != 0) | |
2688 | *extensionp |= (((long) val & ((1 << operand->bits) - 1)) | |
2689 | << (operand->shift + shift + operand->bits)); | |
2690 | } | |
2691 | } | |
2692 | ||
2693 | static unsigned long | |
2694 | check_operand (insn, operand, val) | |
b4c1ea07 | 2695 | unsigned long insn ATTRIBUTE_UNUSED; |
252b5132 RH |
2696 | const struct mn10300_operand *operand; |
2697 | offsetT val; | |
2698 | { | |
2699 | /* No need to check 32bit operands for a bit. Note that | |
2700 | MN10300_OPERAND_SPLIT is an implicit 32bit operand. */ | |
2701 | if (operand->bits != 32 | |
2702 | && (operand->flags & MN10300_OPERAND_SPLIT) == 0) | |
2703 | { | |
2704 | long min, max; | |
2705 | offsetT test; | |
2706 | int bits; | |
2707 | ||
2708 | bits = operand->bits; | |
85cb2cf9 JL |
2709 | if (operand->flags & MN10300_OPERAND_24BIT) |
2710 | bits = 24; | |
252b5132 RH |
2711 | |
2712 | if ((operand->flags & MN10300_OPERAND_SIGNED) != 0) | |
2713 | { | |
2714 | max = (1 << (bits - 1)) - 1; | |
2715 | min = - (1 << (bits - 1)); | |
2716 | } | |
2717 | else | |
87271fa6 NC |
2718 | { |
2719 | max = (1 << bits) - 1; | |
2720 | min = 0; | |
2721 | } | |
252b5132 RH |
2722 | |
2723 | test = val; | |
2724 | ||
252b5132 RH |
2725 | if (test < (offsetT) min || test > (offsetT) max) |
2726 | return 0; | |
2727 | else | |
2728 | return 1; | |
2729 | } | |
2730 | return 1; | |
2731 | } | |
2732 | ||
2733 | static void | |
2734 | set_arch_mach (mach) | |
497f322d | 2735 | int mach; |
252b5132 RH |
2736 | { |
2737 | if (!bfd_set_arch_mach (stdoutput, bfd_arch_mn10300, mach)) | |
2738 | as_warn (_("could not set architecture and machine")); | |
2739 | ||
2740 | current_machine = mach; | |
2741 | } | |
bf6f0d0c AO |
2742 | |
2743 | static inline char * mn10300_end_of_match PARAMS ((char *, char *)); | |
2744 | ||
2745 | static inline char * | |
2746 | mn10300_end_of_match (cont, what) | |
2747 | char *cont, *what; | |
2748 | { | |
2749 | int len = strlen (what); | |
2750 | ||
2751 | if (strncmp (cont, what, strlen (what)) == 0 | |
2752 | && ! is_part_of_name (cont[len])) | |
2753 | return cont + len; | |
2754 | ||
2755 | return NULL; | |
2756 | } | |
2757 | ||
2758 | int | |
9497f5ac | 2759 | mn10300_parse_name (name, exprP, mode, nextcharP) |
bf6f0d0c AO |
2760 | char const *name; |
2761 | expressionS *exprP; | |
9497f5ac | 2762 | enum expr_mode mode; |
bf6f0d0c AO |
2763 | char *nextcharP; |
2764 | { | |
2765 | char *next = input_line_pointer; | |
2766 | char *next_end; | |
2767 | int reloc_type; | |
2768 | segT segment; | |
2769 | ||
2770 | exprP->X_op_symbol = NULL; | |
2771 | ||
2772 | if (strcmp (name, GLOBAL_OFFSET_TABLE_NAME) == 0) | |
2773 | { | |
2774 | if (! GOT_symbol) | |
2775 | GOT_symbol = symbol_find_or_make (name); | |
2776 | ||
2777 | exprP->X_add_symbol = GOT_symbol; | |
2778 | no_suffix: | |
2779 | /* If we have an absolute symbol or a reg, | |
2780 | then we know its value now. */ | |
2781 | segment = S_GET_SEGMENT (exprP->X_add_symbol); | |
9497f5ac | 2782 | if (mode != expr_defer && segment == absolute_section) |
bf6f0d0c AO |
2783 | { |
2784 | exprP->X_op = O_constant; | |
2785 | exprP->X_add_number = S_GET_VALUE (exprP->X_add_symbol); | |
2786 | exprP->X_add_symbol = NULL; | |
2787 | } | |
9497f5ac | 2788 | else if (mode != expr_defer && segment == reg_section) |
bf6f0d0c AO |
2789 | { |
2790 | exprP->X_op = O_register; | |
2791 | exprP->X_add_number = S_GET_VALUE (exprP->X_add_symbol); | |
2792 | exprP->X_add_symbol = NULL; | |
2793 | } | |
2794 | else | |
2795 | { | |
2796 | exprP->X_op = O_symbol; | |
2797 | exprP->X_add_number = 0; | |
2798 | } | |
2799 | ||
2800 | return 1; | |
2801 | } | |
2802 | ||
2803 | exprP->X_add_symbol = symbol_find_or_make (name); | |
2804 | ||
2805 | if (*nextcharP != '@') | |
2806 | goto no_suffix; | |
2807 | else if ((next_end = mn10300_end_of_match (next + 1, "GOTOFF"))) | |
2808 | reloc_type = BFD_RELOC_32_GOTOFF; | |
2809 | else if ((next_end = mn10300_end_of_match (next + 1, "GOT"))) | |
2810 | reloc_type = BFD_RELOC_MN10300_GOT32; | |
2811 | else if ((next_end = mn10300_end_of_match (next + 1, "PLT"))) | |
2812 | reloc_type = BFD_RELOC_32_PLT_PCREL; | |
2813 | else | |
2814 | goto no_suffix; | |
2815 | ||
2816 | *input_line_pointer = *nextcharP; | |
2817 | input_line_pointer = next_end; | |
2818 | *nextcharP = *input_line_pointer; | |
2819 | *input_line_pointer = '\0'; | |
2820 | ||
2821 | exprP->X_op = O_PIC_reloc; | |
2822 | exprP->X_add_number = 0; | |
2823 | exprP->X_md = reloc_type; | |
2824 | ||
2825 | return 1; | |
2826 | } |