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aa4945c1 JB |
1 | /* Definitions of target machine for GNU compiler, Lattice Mico32 architecture. |
2 | Contributed by Jon Beniston <jon@beniston.com> | |
3 | ||
5624e564 | 4 | Copyright (C) 2009-2015 Free Software Foundation, Inc. |
aa4945c1 JB |
5 | |
6 | This file is part of GCC. | |
7 | ||
8 | GCC is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU General Public License as published | |
10 | by the Free Software Foundation; either version 3, or (at your | |
11 | option) any later version. | |
12 | ||
13 | GCC is distributed in the hope that it will be useful, but WITHOUT | |
14 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
15 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
16 | License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with GCC; see the file COPYING3. If not see | |
20 | <http://www.gnu.org/licenses/>. */ | |
21 | ||
22 | /*-------------------------------*/ | |
23 | /* Run-time Target Specification */ | |
24 | /*-------------------------------*/ | |
25 | ||
aa4945c1 JB |
26 | /* Target CPU builtins. */ |
27 | #define TARGET_CPU_CPP_BUILTINS() \ | |
28 | do \ | |
29 | { \ | |
30 | builtin_define ("__lm32__"); \ | |
31 | builtin_assert ("cpu=lm32"); \ | |
32 | builtin_assert ("machine=lm32"); \ | |
33 | if (TARGET_MULTIPLY_ENABLED) \ | |
34 | builtin_define ("__multiply_enabled__"); \ | |
35 | if (TARGET_DIVIDE_ENABLED) \ | |
36 | builtin_define ("__divide_enabled__"); \ | |
37 | if (TARGET_BARREL_SHIFT_ENABLED) \ | |
38 | builtin_define ("__barrel_shift_enabled__"); \ | |
39 | if (TARGET_SIGN_EXTEND_ENABLED) \ | |
40 | builtin_define ("__sign_extend_enabled__"); \ | |
41 | if (TARGET_USER_ENABLED) \ | |
42 | builtin_define ("__user_enabled__"); \ | |
43 | } \ | |
44 | while (0) | |
45 | ||
46 | #undef ASM_SPEC | |
47 | #define ASM_SPEC "\ | |
48 | %{mmultiply-enabled} \ | |
49 | %{mdivide-enabled} \ | |
50 | %{mbarrel-shift-enabled} \ | |
51 | %{msign-extend-enabled} \ | |
45cab1d7 | 52 | %{muser-enabled} \ |
aa4945c1 JB |
53 | " |
54 | ||
55 | /* Let link script define all link options. | |
56 | Default to using simulator link script. */ | |
57 | ||
58 | #undef STARTFILE_SPEC | |
59 | #define STARTFILE_SPEC "" | |
60 | #undef ENDFILE_SPEC | |
61 | #define ENDFILE_SPEC "" | |
62 | #undef LIB_SPEC | |
63 | #define LIB_SPEC "%{!T*:-T sim.ld}" | |
64 | ||
aa4945c1 JB |
65 | #undef CC1_SPEC |
66 | #define CC1_SPEC "%{G*}" | |
67 | ||
68 | /*---------------------------------*/ | |
69 | /* Target machine storage layout. */ | |
70 | /*---------------------------------*/ | |
71 | ||
72 | #define BITS_BIG_ENDIAN 0 | |
73 | #define BYTES_BIG_ENDIAN 1 | |
74 | #define WORDS_BIG_ENDIAN 1 | |
aa4945c1 | 75 | |
aa4945c1 JB |
76 | #define BITS_PER_WORD 32 |
77 | #define UNITS_PER_WORD 4 | |
78 | ||
79 | #define POINTER_SIZE 32 | |
80 | ||
81 | #define PROMOTE_MODE(MODE,UNSIGNEDP,TYPE) \ | |
82 | do { \ | |
83 | if (GET_MODE_CLASS (MODE) == MODE_INT \ | |
84 | && GET_MODE_SIZE (MODE) < UNITS_PER_WORD) \ | |
85 | (MODE) = word_mode; \ | |
86 | } while (0) | |
87 | ||
88 | #define PARM_BOUNDARY 32 | |
89 | ||
90 | #define STACK_BOUNDARY 32 | |
91 | ||
92 | #define BIGGEST_ALIGNMENT 64 | |
93 | ||
94 | #define FUNCTION_BOUNDARY 32 | |
95 | ||
96 | #define EMPTY_FIELD_BOUNDARY 32 | |
97 | ||
98 | #define STRICT_ALIGNMENT 1 | |
99 | ||
100 | #define TARGET_FLOAT_FORMAT IEEE_FLOAT_FORMAT | |
101 | ||
102 | /* Make strings word-aligned so strcpy from constants will be faster. */ | |
103 | #define CONSTANT_ALIGNMENT(EXP, ALIGN) \ | |
104 | (TREE_CODE (EXP) == STRING_CST \ | |
105 | && (ALIGN) < BITS_PER_WORD ? BITS_PER_WORD : (ALIGN)) | |
106 | ||
107 | /* Make arrays and structures word-aligned to allow faster copying etc. */ | |
108 | #define DATA_ALIGNMENT(TYPE, ALIGN) \ | |
109 | ((((ALIGN) < BITS_PER_WORD) \ | |
110 | && (TREE_CODE (TYPE) == ARRAY_TYPE \ | |
111 | || TREE_CODE (TYPE) == UNION_TYPE \ | |
112 | || TREE_CODE (TYPE) == RECORD_TYPE)) ? BITS_PER_WORD : (ALIGN)) | |
113 | ||
114 | /* We need this for the same reason as DATA_ALIGNMENT, namely to cause | |
115 | character arrays to be word-aligned so that `strcpy' calls that copy | |
116 | constants to character arrays can be done inline, and 'strcmp' can be | |
117 | optimised to use word loads. */ | |
118 | #define LOCAL_ALIGNMENT(TYPE, ALIGN) \ | |
119 | DATA_ALIGNMENT (TYPE, ALIGN) | |
120 | ||
121 | /*----------------------------------------*/ | |
122 | /* Layout of source language data types. */ | |
123 | /*----------------------------------------*/ | |
124 | ||
125 | #define INT_TYPE_SIZE 32 | |
126 | #define SHORT_TYPE_SIZE 16 | |
127 | #define LONG_TYPE_SIZE 32 | |
128 | #define LONG_LONG_TYPE_SIZE 64 | |
129 | ||
130 | #define FLOAT_TYPE_SIZE 32 | |
131 | #define DOUBLE_TYPE_SIZE 64 | |
132 | #define LONG_DOUBLE_TYPE_SIZE 64 | |
133 | ||
134 | #define DEFAULT_SIGNED_CHAR 0 | |
135 | ||
136 | #define SIZE_TYPE "unsigned int" | |
137 | ||
138 | #define PTRDIFF_TYPE "int" | |
139 | ||
140 | /*---------------------------*/ | |
141 | /* Standard register usage. */ | |
142 | /*---------------------------*/ | |
143 | ||
144 | #define FIRST_PSEUDO_REGISTER 32 | |
145 | ||
146 | #define RV_REGNUM 1 | |
147 | #define GP_REGNUM 26 | |
148 | #define FP_REGNUM 27 | |
149 | #define SP_REGNUM 28 | |
150 | #define RA_REGNUM 29 | |
151 | ||
152 | #define G_REG_P(X) ((X)<32) | |
153 | ||
154 | #define FIXED_REGISTERS \ | |
155 | { 1, 0, 0, 0, 0, 0, 0, 0, \ | |
156 | 0, 0, 0, 0, 0, 0, 0, 0, \ | |
157 | 0, 0, 0, 0, 0, 0, 0, 0, \ | |
158 | 0, 0, 1, 0, 1, 0, 1, 1} | |
159 | ||
160 | #define CALL_USED_REGISTERS \ | |
161 | { 1, 1, 1, 1, 1, 1, 1, 1, \ | |
162 | 1, 1, 1, 0, 0, 0, 0, 0, \ | |
163 | 0, 0, 0, 0, 0, 0, 0, 0, \ | |
164 | 0, 0, 1, 0, 1, 0, 1, 1} | |
165 | ||
166 | #define HARD_REGNO_NREGS(REGNO, MODE) \ | |
167 | ((GET_MODE_SIZE (MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD) | |
168 | ||
169 | #define HARD_REGNO_MODE_OK(REGNO, MODE) G_REG_P(REGNO) | |
170 | ||
171 | #define MODES_TIEABLE_P(MODE1, MODE2) \ | |
172 | ( GET_MODE_CLASS (MODE1) == MODE_INT \ | |
173 | && GET_MODE_CLASS (MODE2) == MODE_INT \ | |
174 | && GET_MODE_SIZE (MODE1) <= UNITS_PER_WORD \ | |
175 | && GET_MODE_SIZE (MODE2) <= UNITS_PER_WORD) | |
176 | ||
177 | #define AVOID_CCMODE_COPIES | |
178 | ||
179 | /*----------------------------------*/ | |
180 | /* Register classes and constants. */ | |
181 | /*----------------------------------*/ | |
182 | ||
183 | enum reg_class | |
184 | { | |
185 | NO_REGS, | |
186 | GENERAL_REGS, | |
187 | ALL_REGS, | |
188 | LIM_REG_CLASSES | |
189 | }; | |
190 | ||
191 | #define N_REG_CLASSES (int) LIM_REG_CLASSES | |
192 | ||
193 | #define REG_CLASS_NAMES { "NO_REGS", "GENERAL_REGS", "ALL_REGS" } | |
194 | ||
195 | #define REG_CLASS_CONTENTS \ | |
196 | { {0x00000000}, \ | |
197 | {0xffffffff}, \ | |
198 | {0xffffffff} \ | |
199 | } | |
200 | ||
201 | #define REGNO_REG_CLASS(REGNO) \ | |
202 | (G_REG_P(REGNO) ? GENERAL_REGS : NO_REGS) | |
203 | ||
aa4945c1 JB |
204 | #define INDEX_REG_CLASS NO_REGS |
205 | ||
206 | #define BASE_REG_CLASS GENERAL_REGS | |
207 | ||
208 | #define REGNO_OK_FOR_BASE_P(REGNO) \ | |
209 | (G_REG_P (REGNO) || G_REG_P ((unsigned) reg_renumber[REGNO])) | |
210 | ||
211 | #define REGNO_OK_FOR_INDEX_P(REGNO) 0 | |
212 | ||
aa4945c1 JB |
213 | /*----------------------------------------*/ |
214 | /* Stack Layout and Calling Conventions. */ | |
215 | /*----------------------------------------*/ | |
216 | ||
217 | #define STACK_GROWS_DOWNWARD 1 | |
218 | ||
219 | #define FRAME_GROWS_DOWNWARD 1 | |
220 | ||
221 | #define STACK_POINTER_OFFSET (UNITS_PER_WORD) | |
222 | ||
223 | #define STARTING_FRAME_OFFSET (UNITS_PER_WORD) | |
224 | ||
225 | #define FIRST_PARM_OFFSET(FNDECL) (UNITS_PER_WORD) | |
226 | ||
227 | #define STACK_POINTER_REGNUM SP_REGNUM | |
228 | ||
229 | #define FRAME_POINTER_REGNUM FP_REGNUM | |
230 | ||
231 | #define ARG_POINTER_REGNUM FRAME_POINTER_REGNUM | |
232 | ||
308d39cd SB |
233 | #define INCOMING_RETURN_ADDR_RTX gen_rtx_REG (SImode, RA_REGNUM) |
234 | ||
aa4945c1 JB |
235 | #define RETURN_ADDR_RTX(count, frame) \ |
236 | lm32_return_addr_rtx (count, frame) | |
237 | ||
238 | /* FIXME - This is not yet supported. */ | |
239 | #define STATIC_CHAIN_REGNUM 9 | |
240 | ||
241 | #define ELIMINABLE_REGS \ | |
242 | {{ FRAME_POINTER_REGNUM, STACK_POINTER_REGNUM }, \ | |
243 | { ARG_POINTER_REGNUM, STACK_POINTER_REGNUM }, \ | |
244 | } | |
245 | ||
246 | #define INITIAL_ELIMINATION_OFFSET(FROM, TO, OFFSET) \ | |
247 | (OFFSET) = lm32_compute_initial_elimination_offset (FROM, TO) | |
248 | ||
249 | /*-----------------------------*/ | |
250 | /* Function argument passing. */ | |
251 | /*-----------------------------*/ | |
252 | ||
253 | #define ACCUMULATE_OUTGOING_ARGS 1 | |
254 | ||
aa4945c1 JB |
255 | /*--------------------------------*/ |
256 | /* Passing Arguments in Registers */ | |
257 | /*--------------------------------*/ | |
258 | ||
259 | /* The first argument register. */ | |
260 | #define LM32_FIRST_ARG_REG 1 | |
261 | ||
262 | /* The number of (integer) argument register available. */ | |
263 | #define LM32_NUM_ARG_REGS 8 | |
264 | ||
aa4945c1 JB |
265 | #define CUMULATIVE_ARGS int |
266 | ||
267 | #define INIT_CUMULATIVE_ARGS(CUM,FNTYPE,LIBNAME,INDIRECT,N_NAMED_ARGS) \ | |
268 | (CUM) = 0 | |
269 | ||
aa4945c1 JB |
270 | #define FUNCTION_ARG_REGNO_P(r) \ |
271 | (((r) >= LM32_FIRST_ARG_REG) && ((r) <= LM32_NUM_ARG_REGS)) | |
272 | ||
273 | /*--------------------*/ | |
274 | /* Function results. */ | |
275 | /*--------------------*/ | |
276 | ||
277 | #define FUNCTION_VALUE(VALTYPE, FUNC) \ | |
278 | gen_rtx_REG ((INTEGRAL_TYPE_P (VALTYPE) \ | |
279 | && TYPE_PRECISION (VALTYPE) < BITS_PER_WORD) \ | |
280 | ? word_mode \ | |
281 | : TYPE_MODE (VALTYPE), \ | |
282 | RV_REGNUM) | |
283 | ||
284 | #define LIBCALL_VALUE(MODE) gen_rtx_REG (MODE, RV_REGNUM) | |
285 | ||
286 | #define FUNCTION_VALUE_REGNO_P(N) ((N) == RV_REGNUM) | |
287 | ||
288 | #define RETURN_IN_MEMORY(TYPE) lm32_return_in_memory (TYPE) | |
289 | ||
290 | #define DEFAULT_PCC_STRUCT_RETURN 0 | |
291 | ||
292 | /* Convert from bytes to ints. */ | |
293 | #define LM32_NUM_INTS(X) (((X) + UNITS_PER_WORD - 1) / UNITS_PER_WORD) | |
294 | ||
295 | /* The number of (integer) registers required to hold a quantity of | |
296 | type MODE. */ | |
297 | #define LM32_NUM_REGS(MODE) LM32_NUM_INTS (GET_MODE_SIZE (MODE)) | |
298 | ||
299 | /* The number of (integer) registers required to hold a quantity of | |
300 | TYPE MODE. */ | |
301 | #define LM32_NUM_REGS2(MODE, TYPE) \ | |
302 | LM32_NUM_INTS ((MODE) == BLKmode ? \ | |
303 | int_size_in_bytes (TYPE) : GET_MODE_SIZE (MODE)) | |
304 | ||
305 | #define STRUCT_VALUE 0 | |
306 | ||
307 | /*---------------------------*/ | |
308 | /* Function entry and exit. */ | |
309 | /*---------------------------*/ | |
310 | ||
311 | /*-------------*/ | |
312 | /* Profiling. */ | |
313 | /*-------------*/ | |
314 | ||
315 | #define FUNCTION_PROFILER(FILE, LABELNO) | |
316 | ||
317 | /*---------------*/ | |
318 | /* Trampolines. */ | |
319 | /*---------------*/ | |
320 | ||
321 | #define TRAMPOLINE_SIZE 0 | |
322 | ||
323 | /*---------------------*/ | |
324 | /* Addressing Modes. */ | |
325 | /*---------------------*/ | |
326 | ||
327 | #define CONSTANT_ADDRESS_P(X) \ | |
328 | ((GET_CODE (X) == LABEL_REF || GET_CODE (X) == SYMBOL_REF \ | |
329 | || GET_CODE (X) == CONST_INT || GET_CODE (X) == HIGH \ | |
330 | || (GET_CODE (X) == CONST))) | |
331 | ||
332 | #define MAX_REGS_PER_ADDRESS 1 | |
333 | ||
334 | #define STRICT_REG_OK_FOR_BASE_P(X) \ | |
335 | (REGNO_OK_FOR_BASE_P (REGNO (X))) | |
336 | #define NONSTRICT_REG_OK_FOR_BASE_P(X) \ | |
337 | (G_REG_P (REGNO (X)) || !HARD_REGISTER_NUM_P (REGNO (X))) | |
338 | ||
339 | #ifdef REG_OK_STRICT | |
340 | #define REG_OK_FOR_BASE_P(X) STRICT_REG_OK_FOR_BASE_P(X) | |
341 | #else | |
342 | #define REG_OK_FOR_BASE_P(X) NONSTRICT_REG_OK_FOR_BASE_P(X) | |
343 | #endif | |
344 | ||
aa4945c1 JB |
345 | /*-------------------------*/ |
346 | /* Condition Code Status. */ | |
347 | /*-------------------------*/ | |
348 | ||
349 | #define REVERSIBLE_CC_MODE(MODE) 1 | |
350 | ||
351 | /*---------*/ | |
352 | /* Costs. */ | |
353 | /*---------*/ | |
354 | ||
355 | #define SLOW_BYTE_ACCESS 1 | |
356 | ||
1e8552c2 | 357 | #define NO_FUNCTION_CSE 1 |
aa4945c1 JB |
358 | |
359 | #define BRANCH_COST(speed_p, predictable_p) 4 | |
360 | ||
361 | #define MOVE_RATIO(speed) (speed ? 24 : 3) | |
362 | ||
363 | /*------------*/ | |
364 | /* Sections. */ | |
365 | /*------------*/ | |
366 | ||
367 | #define TEXT_SECTION_ASM_OP "\t.section\t.text" | |
368 | #define DATA_SECTION_ASM_OP "\t.section\t.data" | |
369 | #define SDATA_SECTION_ASM_OP "\t.section\t.sdata,\"aw\"" | |
370 | #define BSS_SECTION_ASM_OP "\t.section\t.bss" | |
371 | #define SBSS_SECTION_ASM_OP "\t.section\t.sbss,\"aw\"" | |
372 | ||
373 | /*-------*/ | |
374 | /* PIC. */ | |
375 | /*-------*/ | |
376 | ||
377 | #define PIC_OFFSET_TABLE_REGNUM (flag_pic ? GP_REGNUM : INVALID_REGNUM) | |
378 | ||
379 | #define JUMP_TABLES_IN_TEXT_SECTION (flag_pic) | |
380 | ||
381 | #define LEGITIMATE_PIC_OPERAND_P(X) \ | |
382 | (!(nonpic_symbol_mentioned_p (X))) | |
383 | ||
384 | /*-------------*/ | |
385 | /* Assembler. */ | |
386 | /*-------------*/ | |
387 | ||
388 | #define ASM_COMMENT_START "#" | |
389 | ||
390 | #define ASM_APP_ON "#APP\n" | |
391 | ||
392 | #define ASM_APP_OFF "#NO_APP\n" | |
393 | ||
394 | #define ASM_OUTPUT_DEF(FILE,LABEL1,LABEL2) \ | |
395 | do { \ | |
396 | fputc ( '\t', FILE); \ | |
397 | assemble_name (FILE, LABEL1); \ | |
398 | fputs ( " = ", FILE); \ | |
399 | assemble_name (FILE, LABEL2); \ | |
400 | fputc ( '\n', FILE); \ | |
401 | } while (0) | |
402 | ||
403 | /* Override default implementation in elfos.h to support -G. */ | |
404 | #undef ASM_OUTPUT_ALIGNED_LOCAL | |
405 | #define ASM_OUTPUT_ALIGNED_LOCAL(FILE, NAME, SIZE, ALIGN) \ | |
406 | do { \ | |
fa37ed29 | 407 | if ((SIZE) <= (unsigned HOST_WIDE_INT) g_switch_value) \ |
aa4945c1 JB |
408 | switch_to_section (sbss_section); \ |
409 | else \ | |
410 | switch_to_section (bss_section); \ | |
411 | ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "object"); \ | |
412 | if (!flag_inhibit_size_directive) \ | |
413 | ASM_OUTPUT_SIZE_DIRECTIVE (FILE, NAME, SIZE); \ | |
414 | ASM_OUTPUT_ALIGN ((FILE), exact_log2((ALIGN) / BITS_PER_UNIT)); \ | |
415 | ASM_OUTPUT_LABEL(FILE, NAME); \ | |
416 | ASM_OUTPUT_SKIP((FILE), (SIZE) ? (SIZE) : 1); \ | |
417 | } while (0) | |
418 | ||
419 | /* Override default implementation in elfos.h to support -G. */ | |
420 | #undef ASM_OUTPUT_ALIGNED_COMMON | |
421 | #define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \ | |
422 | do \ | |
423 | { \ | |
fa37ed29 | 424 | if ((SIZE) <= (unsigned HOST_WIDE_INT) g_switch_value) \ |
aa4945c1 JB |
425 | { \ |
426 | switch_to_section (sbss_section); \ | |
427 | (*targetm.asm_out.globalize_label) (FILE, NAME); \ | |
428 | ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "object"); \ | |
429 | if (!flag_inhibit_size_directive) \ | |
430 | ASM_OUTPUT_SIZE_DIRECTIVE (FILE, NAME, SIZE); \ | |
431 | ASM_OUTPUT_ALIGN ((FILE), exact_log2((ALIGN) / BITS_PER_UNIT)); \ | |
432 | ASM_OUTPUT_LABEL(FILE, NAME); \ | |
433 | ASM_OUTPUT_SKIP((FILE), (SIZE) ? (SIZE) : 1); \ | |
434 | } \ | |
435 | else \ | |
436 | { \ | |
437 | switch_to_section (bss_section); \ | |
438 | fprintf ((FILE), "%s", COMMON_ASM_OP); \ | |
439 | assemble_name ((FILE), (NAME)); \ | |
16998094 | 440 | fprintf ((FILE), "," HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \ |
aa4945c1 JB |
441 | (SIZE), (ALIGN) / BITS_PER_UNIT); \ |
442 | } \ | |
443 | } \ | |
444 | while (0) | |
445 | ||
446 | #define ASM_OUTPUT_LABEL(FILE, NAME) \ | |
447 | do { assemble_name (FILE, NAME); fputs (":\n", FILE); } while (0) | |
448 | ||
449 | #define ASM_OUTPUT_LABELREF(FILE,NAME) \ | |
450 | do { \ | |
451 | const char *xname = (NAME); \ | |
452 | if (xname[0] == '@') \ | |
453 | xname += 1; \ | |
454 | if (xname[0] == '*') \ | |
455 | xname += 1; \ | |
456 | fputs (xname, FILE); \ | |
457 | } while (0) | |
458 | ||
459 | #define ASM_OUTPUT_SYMBOL_REF(STREAM, SYMBOL) \ | |
460 | do { \ | |
461 | assemble_name (STREAM, XSTR (SYMBOL, 0)); \ | |
462 | } while (0) | |
463 | ||
464 | #define GLOBAL_ASM_OP "\t.global\t" | |
465 | ||
466 | #define REGISTER_NAMES \ | |
467 | { \ | |
468 | "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ | |
469 | "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", \ | |
470 | "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", \ | |
471 | "r24", "r25", "gp", "fp", "sp", "ra", "ea", "ba"} | |
472 | ||
473 | #define PRINT_OPERAND_PUNCT_VALID_P(CHAR) \ | |
474 | (((CHAR) == '&') || ((CHAR) == '@') || ((CHAR) == '*')) | |
475 | ||
476 | #define PRINT_OPERAND(FILE, X, CODE) \ | |
477 | lm32_print_operand (FILE, X, CODE) | |
478 | ||
479 | #define PRINT_OPERAND_ADDRESS(FILE, ADDR) \ | |
480 | lm32_print_operand_address (FILE, ADDR) | |
481 | ||
482 | #ifndef LOCAL_LABEL_PREFIX | |
483 | #define LOCAL_LABEL_PREFIX "." | |
484 | #endif | |
485 | ||
486 | #define ASM_OUTPUT_ALIGN(FILE,LOG) \ | |
487 | do { if ((LOG) != 0) fprintf (FILE, "\t.align %d\n", (1 << (LOG))); } while (0) | |
488 | ||
489 | #define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \ | |
490 | do { \ | |
491 | char label[64]; \ | |
492 | ASM_GENERATE_INTERNAL_LABEL (label, "L", VALUE); \ | |
493 | fprintf (FILE, "\n\t.word\t"); \ | |
494 | assemble_name (FILE, label); \ | |
495 | fprintf (FILE, "\n"); \ | |
496 | } while (0) | |
497 | ||
498 | #define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \ | |
499 | do { \ | |
500 | char label[64]; \ | |
501 | fprintf (FILE, "\t.word\t("); \ | |
502 | ASM_GENERATE_INTERNAL_LABEL (label, "L", VALUE); \ | |
503 | assemble_name (FILE, label); \ | |
504 | fprintf (FILE, "-"); \ | |
505 | ASM_GENERATE_INTERNAL_LABEL (label, "L", REL); \ | |
506 | assemble_name (FILE, label); \ | |
507 | fprintf (FILE, ")\n"); \ | |
508 | } while (0) | |
509 | ||
510 | /*-------------*/ | |
511 | /* Debugging. */ | |
512 | /*-------------*/ | |
513 | ||
514 | #define DBX_REGISTER_NUMBER(REGNO) (REGNO) | |
515 | ||
aa4945c1 JB |
516 | #define DEFAULT_GDB_EXTENSIONS 1 |
517 | ||
518 | /*--------*/ | |
519 | /* Misc. */ | |
520 | /*--------*/ | |
521 | ||
522 | #define CASE_VECTOR_MODE Pmode | |
523 | ||
9e11bfef | 524 | #define WORD_REGISTER_OPERATIONS 1 |
aa4945c1 JB |
525 | |
526 | #define LOAD_EXTEND_OP(MODE) ZERO_EXTEND | |
527 | ||
58f2ae18 | 528 | #define SHORT_IMMEDIATES_SIGN_EXTEND 1 |
aa4945c1 JB |
529 | |
530 | #define MOVE_MAX UNITS_PER_WORD | |
531 | #define MAX_MOVE_MAX 4 | |
532 | ||
533 | #define SHIFT_COUNT_TRUNCATED 1 | |
534 | ||
535 | #define TRULY_NOOP_TRUNCATION(OUTPREC, INPREC) 1 | |
536 | ||
537 | #define Pmode SImode | |
538 | ||
539 | #define FUNCTION_MODE SImode | |
540 | ||
541 | #ifndef NO_IMPLICIT_EXTERN_C | |
542 | #define NO_IMPLICIT_EXTERN_C | |
543 | #endif | |
544 | ||
545 | #define STORE_FLAG_VALUE 1 |