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* acconfig.h: Remove.
[deliverable/binutils-gdb.git] / sim / igen / ChangeLog
CommitLineData
edc5d9ec
HPN		 12006-12-21 Hans-Peter Nilsson <hp@axis.com>
2
3 * acconfig.h: Remove.
4 * config.in: Regenerate.
5
38f48d72
AC		 62005-01-11 Andrew Cagney <cagney@localhost.localdomain>
7
8 * configure.ac: Delete AC_CONFIG_AUX_DIR.
9 * configure: Re-generate.
10
b7026657
AC		 112005-01-07 Andrew Cagney <cagney@gnu.org>
12
13 * configure.ac: Rename configure.in, require autoconf 2.59.
14 * configure: Re-generate.
15
dd69d292
CD		 162003-05-03 Chris Demetriou <cgd@broadcom.com>
17
18 * compare_igen_models: Tweak attribution slightly.
19
1fdb3c68
AC		 202002-11-22 Andrew Cagney <cagney@redhat.com>
21
22 * gen.c (name_cmp): Rename format_name_cmp.
23 (insn_list_insert): When a merge, compare the format name and
24 instruction name. Add trace messages.
25
4e0bf4c4
AC		 262002-11-21 Andrew Cagney <ac131313@redhat.com>
27
28 * filter.c: Re-indent.
29 * filter.h, filter_host.h, gen-engine.c, gen-engine.h: Ditto.
30 * gen-icache.c, gen-icache.h, gen-idecode.c: Ditto.
31 * gen-idecode.h, gen-itable.c, gen-itable.h: Ditto.
32 * gen-model.c, gen-model.h, gen-semantics.c: Ditto.
33 * gen-semantics.h, gen-support.c, gen-support.h: Ditto.
34 * gen.c, gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
35 * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
36 * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
37
feaee4bd
AC		 382002-11-21 Andrew Cagney <ac131313@redhat.com>
39
40 * Makefile.in: Update copyright. IGEN contributed to the FSF.
41 * filter.c, filter.h, filter_host.c, filter_host.h: Ditto.
42 * gen-engine.c, gen-engine.h, gen-icache.c, gen-icache.h: Ditto.
43 * gen-idecode.c, gen-idecode.h, gen-itable.c: Ditto.
44 * gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c: Ditto.
45 * gen-semantics.h, gen-support.c, gen-support.h, gen.c: Ditto.
46 * gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
47 * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
48 * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
49
ac835424
CD		 502002-11-06 Richard Sandiford <rsandifo@redhat.com>
51
52 * gen-engine.c (print_engine_issue_prefix_hook): Don't add the
53 global prefix to ENGINE_ISSUE_PREFIX_HOOK.
54 (print_engine_issue_postfix_hook): Likewise ENGINE_ISSUE_POSTFIX_HOOK.
55
051b807a
DB		 562002-08-28 Dave Brolley <brolley@redhat.com>
57
58 * gen-support.c (gen_support_h): Generate
59 '#define semantic_illegal <PREFIX>_semantic_illegal'.
60
dff11de0
CD		 612002-08-22 Chris Demetriou <cgd@broadcom.com>
62
63 * compare_igen_models: New script.
64
78e731cd
AC		 652002-06-17 Andrew Cagney <cagney@redhat.com>
66
67 * gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
68 ``t'' to NULL.
69 * igen.c (main): Add default case to switch.
70 * gen-icache.c (print_icache_extraction): Ditto.
71
b74317ff
AC		 722002-06-17 Andrew Cagney <cagney@redhat.com>
73
74 * Makefile.in (BUILD_CFLAGS): Remove -O0.
75
c8cca39f
AC		 762002-06-16 Andrew Cagney <ac131313@redhat.com>
77
78 * configure: Regenerated to track ../common/aclocal.m4 changes.
79
4e62efb8
RH		 802002-06-03 Richard Henderson <rth@redhat.com>
81
82 * gen-engine.c (print_run_body): Avoid multi-line strings.
83 * lf.c (lf_print__gnu_copyleft): Likewise.
84
5accf1ff
CD		 852002-05-01 Chris Demetriou <cgd@broadcom.com>
86
87 * igen.c: Use 'deprecated' rather than 'depreciated.'
88
e7b564aa
AC		 892002-03-23 Andrew Cagney <ac131313@redhat.com>
90
91 * gen.c (format_name_cmp): New function.
92 (insn_list_insert): Use the instruction field name as an
93 additional key. Different field names indicate different
94 semantics.
95
6225b4b7
CD		 962002-03-07 Chris Demetriou <cgd@broadcom.com>
97
98 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
99
eb2d80b4
AC		 100Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
101
102 * configure: Regenerated to track ../common/aclocal.m4 changes.
103
86e0da7a
NC		 1042000-04-12 Frank Ch. Eigler <fche@redhat.com>
105
106 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
107 of GPR_SET(N,0) for gen-zero-rN.
108
d4f3574e
SS		 109Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
110
111 * Makefile.in (SIM_WARNINGS): Replace this with.
112 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
113 WARN_CFLAGS): With these.
114 (BUILD_CFLAGS): Update.
115
116 * configure: Regenerated to track ../common/aclocal.m4 changes.
117
cd0fc7c3
SS		 1181999-05-08 Felix Lee <flee@cygnus.com>
119
120 * configure: Regenerated to track ../common/aclocal.m4 changes.
121
c906108c
SS		 122Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
123
124 * igen.c (main): Fix -Pitable=.
125
126 * gen-engine.c (print_run_body): Prefix instruction_address.
127
128Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
129
130 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
131 changes.
132
133Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
134
135 * gen-icache.c (print_icache_extraction): #undef a generated
136 symbol before #define'ing it, to remove conflict with system
137 macros.
138
139Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
140
141 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
142 the extraction of the value from its source - both table and bit
143 cases were wrong.
144
145Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
146
147 * ld-insn.c (parse_insn_word): For constant conditional strings,
148 encode their bit value.
149
150 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
151 operands to refer to fields in earlier instruction words.
152
153 * gen.c (sub_val): Replace field argument with val_last_pos.
154 (gen_entry_expand_opcode): Look in previous tables for a value for
155 a conditional field as well as the bits from the current table.
156 (insn_list_insert): Add sort key of instructions where
157 their operand fields have different conditionals.
158 (insn_field_cmp): New function.
159
160Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
161
162 * configure: Regenerated to track ../common/aclocal.m4 changes.
163 * config.in: Ditto.
164
165Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
166
167 * acconfig.h: New file.
168 * configure.in: Reverted change of Apr 24; use sinclude again.
169
170Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
171
172 * configure: Regenerated to track ../common/aclocal.m4 changes.
173 * config.in: Ditto.
174
175Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
176
177 * configure.in: Don't call sinclude.
178
179Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
180
181 * gen-icache.c (print_icache_extraction): Do not type cast
182 pointers.
183
184 * ld-insn.c (load_insn_table): Terminate error with NL.
185
186 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
187
188 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
189 unsigned.
190
191Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
192
193 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
194 to suppress inlining by default.
195
196Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
197
198 * gen-icache.c (print_icache_extraction): When generating #define
199 force the expression to the correct type.
200
201Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
202
203 * misc.c (name2i): strlen returns an unsigned.
204
205Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
206
207 * igen.h (struct igen_warn_options): Add unimplemented option.
208 * igen.c (main): Update
209
210 * ld-insn.c (load_insn_table): Report unimplemented functions.
211
212Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
213
214 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
215 separator tokens when parsing a conditional.
216
217 * igen.h (main): Add option -S so that suffix can be specified.
218
219Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
220
221 * igen.h (struct igen_trace_options): Add members insn_expansion
222 and insn_insertion.
223
224 * igen.c (main): Add options -Gtrace-insn-expansion,
225 -Gtrace-insn-insertion and -Gtrace-all.
226
227 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
228 selected for expansion.
229 (gen_entry_expand_opcode): Trace each expanded instruction as it
230 is inserted into the table.
231
232Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
233
234 * ld-insn.c (parse_insn_word): Parse conditional operators.
235 (parse_insn_word): Verify field conditionals.
236
237 * ld-insn.h: Extend syntax to allow macros and field equality.
238 (struct insn_field_cond): Rename insn_field_exclusion, add type.
239
240 * gen.c (gen_entry_expand_opcode): Check type of conditional.
241 (insns_bit_useless): Ditto.
242
243 * ld-insn.c (parse_macro_record): New function.
244
245Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
246
247 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
248
249 * ld-insn.c (parse_insn_word): Check instruction field type
250 correctly initialized.
251 (print_insn_words): Ditto.
252 (insn_field_type_to_str): Ditto.
253 (dump_insn_field): Ditto.
254
255 * gen.c (insns_bit_useless): Ditto.
256
257Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
258
259 * gen.h, igen.c (print_include_inline, print_includes,
260 print_includes): New functions. Generate include list. For for
261 semantics et.al. generate CPP code to inline when
262 C_REVEALS_MODULE_P.
263
264 * igen.c (gen_semantics_c): Call print_includes.
265 * gen-engine.c (gen_engine_c): Ditto.
266
267Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
268
269 * igen.h: (struct _igen_name_option): Replace with struct
270 igen_module_option. Contains both module prefix and suffix.
271 (INIT_OPTIONS): Initialize.
272
273 * igen.c (main): Update -P option to fill in full module info.
274 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
275 gen-support.c): Update.
276
277Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
278
279 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
280 tracing is needed.
281
282Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
283
284 * table.c (table_push): Redo, using stdio. Fixes NT native
285 problem with <CRLF>=><LF> translation...
286
287Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
288
289 * gen-engine.c (print_run_body): Re-extract the CIA after
290 processing any events.
291
292Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
293
294 * Makefile.in: Get SHELL from configure.
295 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
296 NT native builds.
297
298Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
299
300 * igen.c: Pass sim_cia to trace_prefix.
301
302Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
303
304 * ld-insn.c (parse_function_record): Check models are valid.
305 (parse_function_record): Only discard function when no model is
306 common.
307
308Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
309
310 * gen-engine.c (print_run_body): Always wrap generated idecode
311 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
312
313Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
314
315 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
316 discarded function warning.
317
318 * igen.c (main): Clarify -Wnodiscard.
319
320 * ld-insn.c (parse_function_record): For functions, allow use of
321 instruction style function model records
322
323 * ld-insn.h (nr_function_model_fields): Define.
324
325Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
326
327 * igen.c (print_itrace_prefix): Generate call to trace_prefix
328 instead of trace_one_insn.
329 (print_itrace): Generate trace_prefix call if any tracing enabled,
330 (print_itrace): Nest generated call to trace_generic inside
331 conditional for any tracing enabled.
332 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
333
334Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
335
336 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
337 * gen-icache.c (print_icache_body): Ditto.
338 * gen-idecode.c (print_idecode_ifetch): Ditto.
339
340 * gen-icache.c (print_icache_body): Mark successive instruction
341 words as unused.
342
343 * ld-insn.c (parse_insn_word): Only report insn-width problems
344 when warning enabled.
345
346 * igen.h: Add flag for warning about invalid instruction widths.
347 * igen.c: Parse -Wwidth option.
348
349 * gen-support.c (gen_support_h): Map instruction_word onto
350 <PREFIX>_instruction_word when needed.
351 (print_support_function_name): Use support prefix.
352 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
353
354Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
355
356 * gen-support.c (gen_support_h): Generate new macro CPU_.
357
358Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
359
360 * gen-engine.c (gen_engine_h): Don't assume a model is present.
361 (gen_engine_c): Ditto.
362
363 * igen.c (gen_run_c): Ditto.
364
365 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
366 CPU_CIA. Parameterize with CPU argument.
367
368Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
369
370 * gen.h (struct _gen_list): Replace processor with model.
371
372 * igen.c (gen_idecode_h): Update.
373 (gen_run_c): For generated switch, use model->full_name.
374
375 * gen.c (print_gen_entry_path): Ditto.
376 (make_table): Ditto.
377 (gen_entry_expand_insns): Ditto.
378 (make_gen_tables): Ditto.
379
380 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
381 function sim_engine_run. Pass argument on to engine_run.
382
383 * gen-engine.c (print_engine_run_function_header): Add extra
384 argument `nr_cpus' to generated function engine_run.
385 (print_run_body): Fix SMP case.
386
387 * gen-support.c (support_c_function): Call sim_engine_abort when
388 internal function fails to long jump.
389
390Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
391
392 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
393 hardwired register.
394
395Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
396
397 * gen-semantics.c (print_semantic_body): Fix handling of
398 hardwired zero register.
399
400Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
401
402 * igen.h (struct _igen_gen_options): Add member default_model.
403
404 * igen.c (gen_run_c): Default to the first machine in the
405 multi-sim list.
406 (main): Add MODEL parameter to gen-multi-sim option.
407
408 * gen.h (function_decl_type): Declare enum.
409
410 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
411 Make global, pass function_decl_type as argument.
412 (gen_engine_h, gen_engine_c): Update call.
413
414 * gen-idecode.c (print_idecode_issue_function_header),
415 gen-idecode.h: Pass function_decl_type as argument.
416
417 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
418 idecode_issue.
419
420 * igen.c (gen_run_c): For multi-sim, initialize globals
421 idecode_issue and engine_run.
422
423Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
424
425 * ld-insn.c (parse_insn_model_record): Allow multiple model names
426 to be specified in a single instruction model record.
427 (dump_insn_model_entry): Update.
428
429 * ld-insn.h (struct _insn_model_entry): Replace member name with
430 the filter names. Document syntax change.
431
432Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
433
434 * gen-engine.c (print_run_body): Add hooks for adding code before
435 and after an instruction has been issued.
436
4371997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
438
439 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
440 `#ifdef 0' around this.
441
442Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
443
444 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
445 constant.
446
447Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
448
449 * ld-insn.h: Document mnemonic string format.
450
451Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
452
453 * gen-icache.c (print_icache_extraction): Force result of atol to
454 unsigned.
455
456 * ld-insn.c (parse_function_record): Separate handling of old and
457 ney fynction records.
458 (load_insn_table): For %s record, hack function name & type after
459 it has been parsed.
460
461 * filter.h (filter_is_subset): Reverse argument names, wrong
462 order.
463
464 * ld-insn.c (load_insn_table): Move include code to.
465 (parse_include_record): New function. Check for filtering of
466 include statement by both flags and models.
467 (load_insn_table): Check for model filtering of cache and model
468 records.
469 (parse_model_data_record): Check for model & flag filtering of
470 model data records.
471 (parse_function_record): Check for model & flag filtering of
472 function records.
473
474 * ld-insn.h: Define record_filter_models_field. Add filter-models
475 field to all but instruction records.
476 (struct _function_entry, struct _cache_entry): Add models field.
477 (nr_function_fields): Make parm field mandatory.
478
479Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
480
481 * igen.c (main): Change -I option to -I<directory>. Add optional
482 size to -Ggen-icache option. Add -Gno-... support.
483
484 * igen.h (struct _igen_options): Add include field.
485
486 * ld-insn.c (enum insn_record_type, insn_type_map): Add
487 include_record.
488 (load_insn_table): Call table_push when include record.
489
490 * table.c (struct _open table, struct table): Make table object an
491 indirect ptr to the current table file.
492 (current_line, new_table_entry, next_line): Make file arg type
493 open_table.
494 (table_open): Use table_push.
495 (table_read): Point variable file at current table, at eof, pop
496 last open table.
497
498 * table.h, table.c (table_push): New function.
499
500Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
501
502 * gen-semantics.c (print_semantic_body): Use CIA not
503 cia.ip. Escape newlines at end of generated call to
504 sim_engine_abort.
505
506Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
507
508 * igen.c (print_itrace): Output line-ref to igen source file when
509 generating trace statements.
510 (print_itrace_prefix, print_itrace_format): Escape newline at end
511 of each line of generated call to trace function.
512
513Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
514
515 * gen-support.c (gen_support_h): Generate #define NIA. Definition
516 dependant on gen-delayed-branch mode.
517
518 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
519 closing double quote in mnemonic field.
520 (parse_option_record): Add gen-delayed-branch option.
521
522Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
523
524 * gen.c (insn_list_insert): Missing \n in warning.
525
526 * ld-insn.c (load_insn_table): Only notify of discarded
527 instrctions when warn.discard enabled.
528
529 * igen.h: Add option.warn.discard, default enabled.
530
531 * igen.c (main): Add -Wnodiscard option.
532
533 * ld-insn.c (record_type): For old record type, check the number
534 of fields is correct.
535 (load_insn_table): Allow insn assembler and insn model records to
536 appear in any order.
537 (parse_insn_model_record): Rename from parse_insn_model_records.
538 Parse only one record.
539 (parse_insn_mnemonic_record): Rename from
540 parse_insn_mnemonic_records. Parse only one record.
541
542Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
543
544 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
545 illegal zero-sized array.
546 (itable_print_set): likewise, avoid empty initializers.
547
548Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
549
550 * configure.in: i386-windows is a cross, so don't expect
551 libiberty to be there.
552 * configure: updated.
553
554Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
555
556 * igen.c (print_function_name): Put the format name after the
557 function / instruction name, not before.
558 (print_itrace): Better format trace code.
559
560Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
561
562 * gen.c (insns_bit_useless): Don't treat string fields restricted
563 to a range of values as useless.
564
565Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
566
567 * igen.c (gen_run_c): Handle non-multi-sim case.
568
569 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
570 Define CIA from cia.
571
572Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
573
574 * gen-semantics.c (print_semantic_body): Trace the instruction
575 after it has been validated.
576 (print_semantic_body): Count the instruction using sim-profile.
577
578Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
579
580 * gen-itable.c (gen_itable_h): Collect summary info on instruction
581 table when traversing it.
582 (gen_itable_h): Output an enum defining the max size of each of
583 the itable string members.
584
585Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
586
587 * igen.c (gen_run_c): New function. Generate sim_engine_run that
588 looks at the currently selected architecture.
589
590 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
591 one engine per model.
592
593 * gen-semantics.c, gen-icache.c gen-support.c:
594 Update.
595
596 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
597 returns a line at a time. Parse multi-word instructions. Add
598 multi-sim support.
599
600 * table.h, table.c: Simplify. Only parse a single line at a time.
601 ld-insn can handle the rest.
602
603 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
604 filter_is_common, filter_is_member, filter_next): New filter
605 operations.
606 (dump_filter): Ditto.
607
608 * gen.h, gen.c: New file. Takes the insn table and turns it into
609 a set of decode tables and semantic functions.
610
611 * ld-insn.c: Copy generator code from here.
612 * gen.c: To here.
613
614Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
615
616 * misc.h (NZALLOC): Allocate an N element array of TYPE.
617
618 * table.h, table.c: Simplify table parser so that it only
619 understands colon delimited lines and code blocks.
620 (table_read): Parse '{' ... '}' as a code block.
621 (table_print_code): New function, print out a code block to file.
622 (main): Add suport for standalone testing.
623
624 * ld-insn.h, ld-insn.c:
625
626
627Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
628
629 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
630 (print_jump_definition, print_jump, print_jump_internal_function,
631 print_jump_insn, print_jump_until_stop_body): Delete, moved to
632 sim-engine.c
633
634 * igen.c (print_itrace_format): Delete unused variable chp.
635 (gen-engine.h): Include.
636
637 * table.c (current_file_name, current_line_entry,
638 current_line_entry): Make static.
639
640Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
641
642 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
643 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
644 * configure.in: Include simulator common/aclocal.m4.
645 * configure.in: Add --enable-sim-warnings option.
646 * configure: Re-generate.
647
648 * Makefile.in: Use.
649
650 * Makefile.in (tmp-filter): New rule.
651 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
652 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
653
654 * gen.h, gen.c: New files.
655
656 * Makefile.in (gen.o, tmp-gen): New rules, update all
657 dependencies.
658
659Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
660
661 * ld-insn.c (load_insn_table): Accept %s as a function type.
662
663Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
664
665 * igen.c (print_itrace_prefix): Move printing of insn prefix to
666 here.
667 (print_itrace_format): Drop printing of MY_NAME in instruction
668 trace. Printing of insn prefix moved.
669 (print_itrace): Ditto.
670
671Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
672
673 * gen-icache.c (print_icache_function_header): Pass
674 table_line_entry instead of separate file and line.
675
676 * table.c (table_entry_read): Set assembler source file/line-nr to
677 the current not initial file.
678 (table_entry_read): Fix line numbering of source files.
679
680 table.h (table_line_entry): New structure. Exactly specifies a
681 source file/line-nr.
682 (table_*_entry): Add this to all.
683
684 table.c (table_entry_print_cpp_line_nr): Change to use values from
685 a table_line_entry struct.
686 (table_entry_read): Save table_line_entry in all structures read.
687
688 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
689 gen-model.c: Update all references.
690
691Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
692
693 * igen.c (print_my_defines): Define MY_NAME - a string. For
694 MY_PREFIX, undefine the name of the function incase some dumb
695 header defined it. it.
696 (print_itrace): Use MY_NAME not MY_PREFIX.
697
698 * lf.c (lf_write): New function write an N character buffer to the
699 file.
700
701 * igen.c (print_itrace): When available, use the assembler to
702 print the insn-trace.
703 (print_itrace_prefix): New function, print first part of call to
704 print_one_insn.
705 (print_itrace_format): New function, print fmt argument for
706 print_one_insn.
707
708 * table.c (table_entry_read): Save any assembler lines instead of
709 discarding them.
710
711Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
712
713 * gen-icache.c (print_icache_body): Process immeds.
714
715 * gen-semantics.c (print_semantic_body): When computing NIA, skip
716 any immed words that follow the instruction word.
717
718 * ld-insn.c (parse_insn_format): Parse immeds appended to an
719 instruction.
720
721 * igen.c (main): Allow any register to be specified as the zero
722 register.
723 (semantic_zero_reg): Global, index to zero register.
724
725 * gen-semantics.c (print_semantic_body): Zero selected register.
726
727Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
728
729 * igen.h: Stop options and code gen type bit masks overlaping.
730
731Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
732
733 * gen-semantics.c (print_semantic_body): Incorrect test for
734 zero-r0 code.
735
736Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
737
738 * gen-semantics.c (print_semantic_body): Use common sim-engine
739 interface.
740
741Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
742
743 * gen-semantics.c (print_semantic_body): Add code to clear r0.
744
745 * igen.c (main): Add new option zero-r0, which adds code to clear
746 GPR(0) each cycle.
747
748Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
749
750 * igen.c (print_itrace): Fix so line-nr is passed to trace
751 function.
752
753 * gen-idecode.c (print_idecode_validate): Correct FP code.
754
755 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
756 functions.
757 (print_support_function_name): Ditto.
758
759Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
760
761 * igen.c (print_itrace): Call trace_one_insn to trace
762 instructions, rather than doing it directly.
763
764Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
765
766 * gen-engine.c (engine_switch_leaf): Remove extra %s.
767 (print_engine_floating_point_unavailable): Wrap in #ifdef
768 UNUSED/#endif, until somebody uses it.
769
770 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
771 variable.
772 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
773 somebody uses it.
774 (print_idecode_validate): Use long formats to print long values.
775
776 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
777 if we get an unexpected type.
778
779Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
780
781 * igen.c (print_itrace): Pass SD as well as CPU to calls to
782 trace_printf.
783
784 * gen-support.c (gen_support_h): Always pass sim_cia cia to
785 support functions.
786 (print_support_function_name): Ditto.
787
788Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
789
790 * gen-support.c (support_c_function): Remove unnecessary memset of
791 cia.
792 * gen-semantics.c (print_semantic_body): Wasn't closing
793 generated comment.
794
795Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
796
797 * ld-insn.c (load_insn_table): Report instructions that do not
798 have at least a format and name.
799 (insn_table_find_opcode_field): Check progress is being made.
800
801 * gen-support.c (support_c_function): Report empty function body.
802
803Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
804
805 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
806 be broken up.
807 (insn_table_expand_insns): Allow special rules to apply to groups
808 of instructions when all members of the group match the special
809 mask/value.
810
811 * gen-semantics.c (print_c_semantic): Ditto.
812 * igen.c (print_semantic_function_formal): Ditto.
813 (print_semantic_function_type): Ditto.
814 * igen.c (print_icache_function_formal): Ditto.
815 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
816
817 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
818 instruction_address type.
819
820 * gen-semantics.c (print_semantic_body): Call cpu_error when an
821 unimplemented instruction is encountered - gives the interpreter
822 the chance to stop correctly.
823
824Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
825
826 * igen.c (print_function_name): Allow dot's in instruction names.
827
828Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
829
830 * igen.c (main), igen.h: Support new option - delayed-branch -
831 generate code to drive a delayed branch processor.
832
833 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
834
835 * igen.c (print_icache_function_formal): Replace address_word with
836 instruction_address.
837 (print_semantic_function_formal): Ditto.
838 (print_semantic_function_type): Ditto.
839 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
840
841 * gen-semantics.c (print_semantic_body): Ditto.
842 (print_c_semantic): Ditto.
843
844 * gen-support.c (support_c_function): Return a zeroed CIA instead
845 of just zero - works with any cia type.
846
847 * igen.c (print_itrace): For delayed branch case, print just the
848 current instruction.
849
850Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
851
852 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
853
854Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
855
856 * Makefile.in (INSTALL): Set to @INSTALL@.
857 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
858
859Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
860
861 * Makefile.in (INSTALL): Change install.sh to install-sh.
862
863Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
864
865 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
866 * gen-idecode.c (gen_idecode_c): Likewise.
867 * igen.c (gen_semantics_c): Likewise.
868
869Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
870
871 * gen-icache.c (print_icache_body): No longer define cpu/sd,
872 support.h now defines CPU/SD globally.
873
874 * gen-model.c (gen_model_h): Ditto.
875
876 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
877 (print_jump): Ditto.
878 (print_jump_until_stop_body): Ditto.
879 (print_idecode_validate): Ditto.
880
881 * gen-icache.c (print_icache_body): Ditto.
882
883 * gen-semantics.c (print_semantic_body): Ditto.
884
885 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
886 processor to cpu.
887 (print_icache_function_formal): Ditto.
888
889 * gen-support.c (print_support_function_name): Include sd/cpu arg
890 in support function argument list.
891 (support_c_function): Generate code to cpu/sd from sd/cpu.
892 (gen_support_h): Define _SD the argument prefix for all support
893 functions. Define SD/CPU to determine sd/cpu from value of _SD
894 macro.
895
896Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
897
898 * gen-support.c (gen_support_c): Update for renaming of engine to
899 sim-state.
900
901 * igen.c: Ditto.
902 * gen-idecode.c (gen_idecode_c): Ditto.
903
904Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
905
906 * ld-decode.c (load_decode_table): Rename slash to reserved.
907 (dump_decode_rule): Ditto.
908
909 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
910 reserved bit - and a `*' - wild card.
911 (parse_insn_format): Change is_slash to more informative reserved.
912 (dump_insn_field): Ditto.
913 (insn_field_is_constant): Ditto.
914 (insn_table_expand_opcode): Ditto.
915
916 * gen-idecode.c (print_idecode_validate): Make check_mask and
917 check_val the correct integer size.
918 (print_idecode_validate): Fix reserved bit check for 64 bit
919 targets.
920
921Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
922
923 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
924 `/' in bit fields. `/' denotes a wild bit.
925
926Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
927
928 * igen.h, igen.c (main): New options. Control generation of
929 conditional issue and slot verification code.
930
931Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
932
933 * gen-support.c (print_support_function_name): Prepend the global
934 name prefix when applicable. Provide #define to map the user
935 specified name the generated globaly unique one.
936
937Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
938
939 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
940 - reserved bits, floating point and slot validation - with a
941 #ifdef so that they are optional.
942
943Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
944
945 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
946 - report the error of a leaf node in the decision tree containing
947 several instructions.
948 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
949 (print_idecode_switch_leaf): Ditto.
950
951 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
952 print_idecode_invalid): Rename former to latter. Add argument so
953 that one function can generate all invalid instruction cases -
954 illegal, fp-unavailable, wrong-slot.
955 * gen-engine.c: Update.
956
957 * gen-idecode.c: Use print_idecode_invalid to generate a function
958 call for cases when fp-unavailable and the slot is wrong.
959
960 * gen-idecode.c (print_idecode_validate): New check, generate code
961 to verify that the instruction slot is correct.
962
963 * igen.c (main): Simplify options.
964
965Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
966
967 * igen.c (print_itrace): Remove source line reference for trace
968 code - let the user see the generated file.
969 (print_itrace): Print the trace code rather than reference a
970 macro.
971
972Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
973
974 * igen.c (print_semantic_function_actual): Pass either the
975 processor - smp - or the engine - mono - into semantic functions.
976 Don't pass in both.
977
978 * gen-icache.c (print_icache_body): Dependant on smp, derive
979 processor from engine or engine from processor, and hence ensuring
980 that both are defined in all semantic functions.
981
982Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
983
984 * ld-insn.c (parse_insn_format): Make the width field optional.
985 If missing assume that the number of characters in the value
986 determines the number of bits in the field.
987
988Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
989
990 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
991 more useful error message.
992
993Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
994
995 * misc.c (error): Output errors on stderr.
996
997 * ld-insn.c (parse_insn_format): Skip any leading spaces.
998 Verify the width of instructions being parsed.
999
1000 * table.c (table_entry_read): Parse CPP's convention for
1001 specifying original file name/line-nr.
1002
1003Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
1004
1005 * ld-insn.c (parse_insn_format): Allow trailing spaces in
1006 instruction fields.
1007
1008 * Makefile.in: Create using ../ppc/Makefile.in as a starting
1009 point.
1010 * configure.in: Ditto vis ../ppc/configure.in
1011
1012Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
1013
1014 * gen-support.c (gen_support_c): Always include engine.h instead
1015 of cpu.h
1016 * gen-idecode.c (gen_idecode_c): Ditto.
1017
1018 * words.h (instruction_word): Remove instruction_word - now
1019 generated by igen.
1020 (address_word): New. Used by igen.
1021
1022 * lf.c (lf_print_function_type_function): New, pass a function to
1023 print out the type instead of a constant string.
1024
1025 * igen.h, igen.c (print_semantic_function_formal,
1026 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
1027 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
1028 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
1029 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
1030 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
1031 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
1032 * gen-idecode.c (print_idecode_table): Update.
1033 (idecode_switch_leaf): Update.
1034 (print_idecode_switch_function_header): Ditto.
1035 (print_idecode_floating_point_unavailable): Ditto.
1036 (print_idecode_issue_function_header): Ditto.
1037 * igen.c (gen_icache_h): Ditto.
1038 * gen-engine.c (print_engine_table): Ditto.
1039 (engine_switch_leaf): Ditto.
1040 * gen-support.c (print_support_function_name): Ditto.
1041 * gen-semantics.c (print_semantic_function_header): Update.
1042 Update.
1043 * gen-icache.c (print_icache_function_header): Update.
1044 (print_icache_function): Update.
1045 (print_icache_internal_function_declaration): Update.
1046 (print_icache_internal_function_definition): Update.
1047
1048 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
1049 files, will at some stage need to move it into support.
1050
1051 * igen.h, igen.c (main): New option -e <engine> - generate a full
1052 simulation engine. Previously this was the -d <idecode-file>
1053 option.
1054 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
1055 to clean these up so that that call upon the updated gen-idecode
1056 code.
1057
1058 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
1059 generating a decode table.
1060
1061 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
1062
1063 * igen.h, igen.c (main): New option -M - Control what is returned
1064 by semantic functions - -1/NIA vs CIA+N/NIA. Add
1065 generate_semantic_returning_modified_nia_only to igen_code enum.
1066 * gen-semantics.c (print_semantic_body): As an alternative, make
1067 NIA == -1 instead of CIA+insn_size by default.
1068
1069 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
1070 New option -P <prefix> - Prepend all generated functions with the
1071 specified prefix.
1072 (gen_idecode_c): Adjust.
1073 * gen-icache.c (print_icache_struct): Ditto.
1074 * gen-support.c (gen_support_c): Ditto.
1075
1076Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1077
1078 * igen.c (main): Correct usage. Missleading message about ucase
1079 options dumping internal tables. -F now includes rather then
1080 excludes instructions.
1081
1082 * misc.h, misc.c (a2i): Make 64bit.
1083
1084 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1085 max to 64bits, expect trouble. Make the default 32 bits.
1086 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1087 et.al. macro's to use the insn_bit_size instead of assuming 32
1088 bits.
1089 * gen-icache.c (print_icache_extraction): Ditto.
1090 * gen-idecode.c (idecode_switch_start): Ditto.
1091 * gen-idecode.c (gen_idecode_c): Ditto
1092
1093 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1094 Indicates that the instruction field of the table is specifying
1095 bit widths instead of bit offsets.
1096 * ld-insn.c (parse_insn_format): Parse instruction fields
1097 specifying widths.
1098
1099 * misc.c (a2i): Allow binary numbers to be specified using the
1100 syntax 0bNNNN.
1101 * ld-insn.c: Allow such numbers to appear in the instruction
1102 format.
1103
1104 * table.c (table_entry_read): Make // a valid comment character.
1105 (table_entry_read): Skip lines containing a leading " - these may
1106 eventually be used in a disasembler.
1107
1108Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1109
1110 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1111 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1112 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1113 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1114 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1115 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1116 from the ../ppc directory.
1117
1118 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1119 renaming from filter_filename.[hc]
GDB Binutils - Deliverables
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