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b7026657
AC		 12005-01-07 Andrew Cagney <cagney@gnu.org>
2
3 * configure.ac: Rename configure.in, require autoconf 2.59.
4 * configure: Re-generate.
5
dd69d292
CD		 62003-05-03 Chris Demetriou <cgd@broadcom.com>
7
8 * compare_igen_models: Tweak attribution slightly.
9
1fdb3c68
AC		 102002-11-22 Andrew Cagney <cagney@redhat.com>
11
12 * gen.c (name_cmp): Rename format_name_cmp.
13 (insn_list_insert): When a merge, compare the format name and
14 instruction name. Add trace messages.
15
4e0bf4c4
AC		 162002-11-21 Andrew Cagney <ac131313@redhat.com>
17
18 * filter.c: Re-indent.
19 * filter.h, filter_host.h, gen-engine.c, gen-engine.h: Ditto.
20 * gen-icache.c, gen-icache.h, gen-idecode.c: Ditto.
21 * gen-idecode.h, gen-itable.c, gen-itable.h: Ditto.
22 * gen-model.c, gen-model.h, gen-semantics.c: Ditto.
23 * gen-semantics.h, gen-support.c, gen-support.h: Ditto.
24 * gen.c, gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
25 * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
26 * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
27
feaee4bd
AC		 282002-11-21 Andrew Cagney <ac131313@redhat.com>
29
30 * Makefile.in: Update copyright. IGEN contributed to the FSF.
31 * filter.c, filter.h, filter_host.c, filter_host.h: Ditto.
32 * gen-engine.c, gen-engine.h, gen-icache.c, gen-icache.h: Ditto.
33 * gen-idecode.c, gen-idecode.h, gen-itable.c: Ditto.
34 * gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c: Ditto.
35 * gen-semantics.h, gen-support.c, gen-support.h, gen.c: Ditto.
36 * gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
37 * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
38 * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
39
ac835424
CD		 402002-11-06 Richard Sandiford <rsandifo@redhat.com>
41
42 * gen-engine.c (print_engine_issue_prefix_hook): Don't add the
43 global prefix to ENGINE_ISSUE_PREFIX_HOOK.
44 (print_engine_issue_postfix_hook): Likewise ENGINE_ISSUE_POSTFIX_HOOK.
45
051b807a
DB		 462002-08-28 Dave Brolley <brolley@redhat.com>
47
48 * gen-support.c (gen_support_h): Generate
49 '#define semantic_illegal <PREFIX>_semantic_illegal'.
50
dff11de0
CD		 512002-08-22 Chris Demetriou <cgd@broadcom.com>
52
53 * compare_igen_models: New script.
54
78e731cd
AC		 552002-06-17 Andrew Cagney <cagney@redhat.com>
56
57 * gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
58 ``t'' to NULL.
59 * igen.c (main): Add default case to switch.
60 * gen-icache.c (print_icache_extraction): Ditto.
61
b74317ff
AC		 622002-06-17 Andrew Cagney <cagney@redhat.com>
63
64 * Makefile.in (BUILD_CFLAGS): Remove -O0.
65
c8cca39f
AC		 662002-06-16 Andrew Cagney <ac131313@redhat.com>
67
68 * configure: Regenerated to track ../common/aclocal.m4 changes.
69
4e62efb8
RH		 702002-06-03 Richard Henderson <rth@redhat.com>
71
72 * gen-engine.c (print_run_body): Avoid multi-line strings.
73 * lf.c (lf_print__gnu_copyleft): Likewise.
74
5accf1ff
CD		 752002-05-01 Chris Demetriou <cgd@broadcom.com>
76
77 * igen.c: Use 'deprecated' rather than 'depreciated.'
78
e7b564aa
AC		 792002-03-23 Andrew Cagney <ac131313@redhat.com>
80
81 * gen.c (format_name_cmp): New function.
82 (insn_list_insert): Use the instruction field name as an
83 additional key. Different field names indicate different
84 semantics.
85
6225b4b7
CD		 862002-03-07 Chris Demetriou <cgd@broadcom.com>
87
88 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
89
eb2d80b4
AC		 90Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
91
92 * configure: Regenerated to track ../common/aclocal.m4 changes.
93
86e0da7a
NC		 942000-04-12 Frank Ch. Eigler <fche@redhat.com>
95
96 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
97 of GPR_SET(N,0) for gen-zero-rN.
98
d4f3574e
SS		 99Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
100
101 * Makefile.in (SIM_WARNINGS): Replace this with.
102 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
103 WARN_CFLAGS): With these.
104 (BUILD_CFLAGS): Update.
105
106 * configure: Regenerated to track ../common/aclocal.m4 changes.
107
cd0fc7c3
SS		 1081999-05-08 Felix Lee <flee@cygnus.com>
109
110 * configure: Regenerated to track ../common/aclocal.m4 changes.
111
c906108c
SS		 112Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
113
114 * igen.c (main): Fix -Pitable=.
115
116 * gen-engine.c (print_run_body): Prefix instruction_address.
117
118Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
119
120 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
121 changes.
122
123Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
124
125 * gen-icache.c (print_icache_extraction): #undef a generated
126 symbol before #define'ing it, to remove conflict with system
127 macros.
128
129Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
130
131 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
132 the extraction of the value from its source - both table and bit
133 cases were wrong.
134
135Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
136
137 * ld-insn.c (parse_insn_word): For constant conditional strings,
138 encode their bit value.
139
140 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
141 operands to refer to fields in earlier instruction words.
142
143 * gen.c (sub_val): Replace field argument with val_last_pos.
144 (gen_entry_expand_opcode): Look in previous tables for a value for
145 a conditional field as well as the bits from the current table.
146 (insn_list_insert): Add sort key of instructions where
147 their operand fields have different conditionals.
148 (insn_field_cmp): New function.
149
150Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
151
152 * configure: Regenerated to track ../common/aclocal.m4 changes.
153 * config.in: Ditto.
154
155Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
156
157 * acconfig.h: New file.
158 * configure.in: Reverted change of Apr 24; use sinclude again.
159
160Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
161
162 * configure: Regenerated to track ../common/aclocal.m4 changes.
163 * config.in: Ditto.
164
165Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
166
167 * configure.in: Don't call sinclude.
168
169Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
170
171 * gen-icache.c (print_icache_extraction): Do not type cast
172 pointers.
173
174 * ld-insn.c (load_insn_table): Terminate error with NL.
175
176 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
177
178 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
179 unsigned.
180
181Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
182
183 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
184 to suppress inlining by default.
185
186Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
187
188 * gen-icache.c (print_icache_extraction): When generating #define
189 force the expression to the correct type.
190
191Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
192
193 * misc.c (name2i): strlen returns an unsigned.
194
195Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
196
197 * igen.h (struct igen_warn_options): Add unimplemented option.
198 * igen.c (main): Update
199
200 * ld-insn.c (load_insn_table): Report unimplemented functions.
201
202Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
203
204 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
205 separator tokens when parsing a conditional.
206
207 * igen.h (main): Add option -S so that suffix can be specified.
208
209Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
210
211 * igen.h (struct igen_trace_options): Add members insn_expansion
212 and insn_insertion.
213
214 * igen.c (main): Add options -Gtrace-insn-expansion,
215 -Gtrace-insn-insertion and -Gtrace-all.
216
217 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
218 selected for expansion.
219 (gen_entry_expand_opcode): Trace each expanded instruction as it
220 is inserted into the table.
221
222Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
223
224 * ld-insn.c (parse_insn_word): Parse conditional operators.
225 (parse_insn_word): Verify field conditionals.
226
227 * ld-insn.h: Extend syntax to allow macros and field equality.
228 (struct insn_field_cond): Rename insn_field_exclusion, add type.
229
230 * gen.c (gen_entry_expand_opcode): Check type of conditional.
231 (insns_bit_useless): Ditto.
232
233 * ld-insn.c (parse_macro_record): New function.
234
235Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
236
237 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
238
239 * ld-insn.c (parse_insn_word): Check instruction field type
240 correctly initialized.
241 (print_insn_words): Ditto.
242 (insn_field_type_to_str): Ditto.
243 (dump_insn_field): Ditto.
244
245 * gen.c (insns_bit_useless): Ditto.
246
247Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
248
249 * gen.h, igen.c (print_include_inline, print_includes,
250 print_includes): New functions. Generate include list. For for
251 semantics et.al. generate CPP code to inline when
252 C_REVEALS_MODULE_P.
253
254 * igen.c (gen_semantics_c): Call print_includes.
255 * gen-engine.c (gen_engine_c): Ditto.
256
257Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
258
259 * igen.h: (struct _igen_name_option): Replace with struct
260 igen_module_option. Contains both module prefix and suffix.
261 (INIT_OPTIONS): Initialize.
262
263 * igen.c (main): Update -P option to fill in full module info.
264 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
265 gen-support.c): Update.
266
267Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
268
269 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
270 tracing is needed.
271
272Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
273
274 * table.c (table_push): Redo, using stdio. Fixes NT native
275 problem with <CRLF>=><LF> translation...
276
277Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
278
279 * gen-engine.c (print_run_body): Re-extract the CIA after
280 processing any events.
281
282Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
283
284 * Makefile.in: Get SHELL from configure.
285 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
286 NT native builds.
287
288Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
289
290 * igen.c: Pass sim_cia to trace_prefix.
291
292Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
293
294 * ld-insn.c (parse_function_record): Check models are valid.
295 (parse_function_record): Only discard function when no model is
296 common.
297
298Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
299
300 * gen-engine.c (print_run_body): Always wrap generated idecode
301 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
302
303Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
304
305 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
306 discarded function warning.
307
308 * igen.c (main): Clarify -Wnodiscard.
309
310 * ld-insn.c (parse_function_record): For functions, allow use of
311 instruction style function model records
312
313 * ld-insn.h (nr_function_model_fields): Define.
314
315Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
316
317 * igen.c (print_itrace_prefix): Generate call to trace_prefix
318 instead of trace_one_insn.
319 (print_itrace): Generate trace_prefix call if any tracing enabled,
320 (print_itrace): Nest generated call to trace_generic inside
321 conditional for any tracing enabled.
322 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
323
324Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
325
326 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
327 * gen-icache.c (print_icache_body): Ditto.
328 * gen-idecode.c (print_idecode_ifetch): Ditto.
329
330 * gen-icache.c (print_icache_body): Mark successive instruction
331 words as unused.
332
333 * ld-insn.c (parse_insn_word): Only report insn-width problems
334 when warning enabled.
335
336 * igen.h: Add flag for warning about invalid instruction widths.
337 * igen.c: Parse -Wwidth option.
338
339 * gen-support.c (gen_support_h): Map instruction_word onto
340 <PREFIX>_instruction_word when needed.
341 (print_support_function_name): Use support prefix.
342 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
343
344Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
345
346 * gen-support.c (gen_support_h): Generate new macro CPU_.
347
348Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
349
350 * gen-engine.c (gen_engine_h): Don't assume a model is present.
351 (gen_engine_c): Ditto.
352
353 * igen.c (gen_run_c): Ditto.
354
355 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
356 CPU_CIA. Parameterize with CPU argument.
357
358Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
359
360 * gen.h (struct _gen_list): Replace processor with model.
361
362 * igen.c (gen_idecode_h): Update.
363 (gen_run_c): For generated switch, use model->full_name.
364
365 * gen.c (print_gen_entry_path): Ditto.
366 (make_table): Ditto.
367 (gen_entry_expand_insns): Ditto.
368 (make_gen_tables): Ditto.
369
370 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
371 function sim_engine_run. Pass argument on to engine_run.
372
373 * gen-engine.c (print_engine_run_function_header): Add extra
374 argument `nr_cpus' to generated function engine_run.
375 (print_run_body): Fix SMP case.
376
377 * gen-support.c (support_c_function): Call sim_engine_abort when
378 internal function fails to long jump.
379
380Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
381
382 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
383 hardwired register.
384
385Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
386
387 * gen-semantics.c (print_semantic_body): Fix handling of
388 hardwired zero register.
389
390Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
391
392 * igen.h (struct _igen_gen_options): Add member default_model.
393
394 * igen.c (gen_run_c): Default to the first machine in the
395 multi-sim list.
396 (main): Add MODEL parameter to gen-multi-sim option.
397
398 * gen.h (function_decl_type): Declare enum.
399
400 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
401 Make global, pass function_decl_type as argument.
402 (gen_engine_h, gen_engine_c): Update call.
403
404 * gen-idecode.c (print_idecode_issue_function_header),
405 gen-idecode.h: Pass function_decl_type as argument.
406
407 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
408 idecode_issue.
409
410 * igen.c (gen_run_c): For multi-sim, initialize globals
411 idecode_issue and engine_run.
412
413Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
414
415 * ld-insn.c (parse_insn_model_record): Allow multiple model names
416 to be specified in a single instruction model record.
417 (dump_insn_model_entry): Update.
418
419 * ld-insn.h (struct _insn_model_entry): Replace member name with
420 the filter names. Document syntax change.
421
422Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
423
424 * gen-engine.c (print_run_body): Add hooks for adding code before
425 and after an instruction has been issued.
426
4271997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
428
429 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
430 `#ifdef 0' around this.
431
432Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
433
434 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
435 constant.
436
437Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
438
439 * ld-insn.h: Document mnemonic string format.
440
441Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
442
443 * gen-icache.c (print_icache_extraction): Force result of atol to
444 unsigned.
445
446 * ld-insn.c (parse_function_record): Separate handling of old and
447 ney fynction records.
448 (load_insn_table): For %s record, hack function name & type after
449 it has been parsed.
450
451 * filter.h (filter_is_subset): Reverse argument names, wrong
452 order.
453
454 * ld-insn.c (load_insn_table): Move include code to.
455 (parse_include_record): New function. Check for filtering of
456 include statement by both flags and models.
457 (load_insn_table): Check for model filtering of cache and model
458 records.
459 (parse_model_data_record): Check for model & flag filtering of
460 model data records.
461 (parse_function_record): Check for model & flag filtering of
462 function records.
463
464 * ld-insn.h: Define record_filter_models_field. Add filter-models
465 field to all but instruction records.
466 (struct _function_entry, struct _cache_entry): Add models field.
467 (nr_function_fields): Make parm field mandatory.
468
469Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
470
471 * igen.c (main): Change -I option to -I<directory>. Add optional
472 size to -Ggen-icache option. Add -Gno-... support.
473
474 * igen.h (struct _igen_options): Add include field.
475
476 * ld-insn.c (enum insn_record_type, insn_type_map): Add
477 include_record.
478 (load_insn_table): Call table_push when include record.
479
480 * table.c (struct _open table, struct table): Make table object an
481 indirect ptr to the current table file.
482 (current_line, new_table_entry, next_line): Make file arg type
483 open_table.
484 (table_open): Use table_push.
485 (table_read): Point variable file at current table, at eof, pop
486 last open table.
487
488 * table.h, table.c (table_push): New function.
489
490Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
491
492 * gen-semantics.c (print_semantic_body): Use CIA not
493 cia.ip. Escape newlines at end of generated call to
494 sim_engine_abort.
495
496Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
497
498 * igen.c (print_itrace): Output line-ref to igen source file when
499 generating trace statements.
500 (print_itrace_prefix, print_itrace_format): Escape newline at end
501 of each line of generated call to trace function.
502
503Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
504
505 * gen-support.c (gen_support_h): Generate #define NIA. Definition
506 dependant on gen-delayed-branch mode.
507
508 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
509 closing double quote in mnemonic field.
510 (parse_option_record): Add gen-delayed-branch option.
511
512Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
513
514 * gen.c (insn_list_insert): Missing \n in warning.
515
516 * ld-insn.c (load_insn_table): Only notify of discarded
517 instrctions when warn.discard enabled.
518
519 * igen.h: Add option.warn.discard, default enabled.
520
521 * igen.c (main): Add -Wnodiscard option.
522
523 * ld-insn.c (record_type): For old record type, check the number
524 of fields is correct.
525 (load_insn_table): Allow insn assembler and insn model records to
526 appear in any order.
527 (parse_insn_model_record): Rename from parse_insn_model_records.
528 Parse only one record.
529 (parse_insn_mnemonic_record): Rename from
530 parse_insn_mnemonic_records. Parse only one record.
531
532Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
533
534 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
535 illegal zero-sized array.
536 (itable_print_set): likewise, avoid empty initializers.
537
538Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
539
540 * configure.in: i386-windows is a cross, so don't expect
541 libiberty to be there.
542 * configure: updated.
543
544Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
545
546 * igen.c (print_function_name): Put the format name after the
547 function / instruction name, not before.
548 (print_itrace): Better format trace code.
549
550Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
551
552 * gen.c (insns_bit_useless): Don't treat string fields restricted
553 to a range of values as useless.
554
555Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
556
557 * igen.c (gen_run_c): Handle non-multi-sim case.
558
559 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
560 Define CIA from cia.
561
562Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
563
564 * gen-semantics.c (print_semantic_body): Trace the instruction
565 after it has been validated.
566 (print_semantic_body): Count the instruction using sim-profile.
567
568Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
569
570 * gen-itable.c (gen_itable_h): Collect summary info on instruction
571 table when traversing it.
572 (gen_itable_h): Output an enum defining the max size of each of
573 the itable string members.
574
575Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
576
577 * igen.c (gen_run_c): New function. Generate sim_engine_run that
578 looks at the currently selected architecture.
579
580 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
581 one engine per model.
582
583 * gen-semantics.c, gen-icache.c gen-support.c:
584 Update.
585
586 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
587 returns a line at a time. Parse multi-word instructions. Add
588 multi-sim support.
589
590 * table.h, table.c: Simplify. Only parse a single line at a time.
591 ld-insn can handle the rest.
592
593 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
594 filter_is_common, filter_is_member, filter_next): New filter
595 operations.
596 (dump_filter): Ditto.
597
598 * gen.h, gen.c: New file. Takes the insn table and turns it into
599 a set of decode tables and semantic functions.
600
601 * ld-insn.c: Copy generator code from here.
602 * gen.c: To here.
603
604Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
605
606 * misc.h (NZALLOC): Allocate an N element array of TYPE.
607
608 * table.h, table.c: Simplify table parser so that it only
609 understands colon delimited lines and code blocks.
610 (table_read): Parse '{' ... '}' as a code block.
611 (table_print_code): New function, print out a code block to file.
612 (main): Add suport for standalone testing.
613
614 * ld-insn.h, ld-insn.c:
615
616
617Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
618
619 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
620 (print_jump_definition, print_jump, print_jump_internal_function,
621 print_jump_insn, print_jump_until_stop_body): Delete, moved to
622 sim-engine.c
623
624 * igen.c (print_itrace_format): Delete unused variable chp.
625 (gen-engine.h): Include.
626
627 * table.c (current_file_name, current_line_entry,
628 current_line_entry): Make static.
629
630Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
631
632 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
633 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
634 * configure.in: Include simulator common/aclocal.m4.
635 * configure.in: Add --enable-sim-warnings option.
636 * configure: Re-generate.
637
638 * Makefile.in: Use.
639
640 * Makefile.in (tmp-filter): New rule.
641 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
642 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
643
644 * gen.h, gen.c: New files.
645
646 * Makefile.in (gen.o, tmp-gen): New rules, update all
647 dependencies.
648
649Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
650
651 * ld-insn.c (load_insn_table): Accept %s as a function type.
652
653Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
654
655 * igen.c (print_itrace_prefix): Move printing of insn prefix to
656 here.
657 (print_itrace_format): Drop printing of MY_NAME in instruction
658 trace. Printing of insn prefix moved.
659 (print_itrace): Ditto.
660
661Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
662
663 * gen-icache.c (print_icache_function_header): Pass
664 table_line_entry instead of separate file and line.
665
666 * table.c (table_entry_read): Set assembler source file/line-nr to
667 the current not initial file.
668 (table_entry_read): Fix line numbering of source files.
669
670 table.h (table_line_entry): New structure. Exactly specifies a
671 source file/line-nr.
672 (table_*_entry): Add this to all.
673
674 table.c (table_entry_print_cpp_line_nr): Change to use values from
675 a table_line_entry struct.
676 (table_entry_read): Save table_line_entry in all structures read.
677
678 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
679 gen-model.c: Update all references.
680
681Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
682
683 * igen.c (print_my_defines): Define MY_NAME - a string. For
684 MY_PREFIX, undefine the name of the function incase some dumb
685 header defined it. it.
686 (print_itrace): Use MY_NAME not MY_PREFIX.
687
688 * lf.c (lf_write): New function write an N character buffer to the
689 file.
690
691 * igen.c (print_itrace): When available, use the assembler to
692 print the insn-trace.
693 (print_itrace_prefix): New function, print first part of call to
694 print_one_insn.
695 (print_itrace_format): New function, print fmt argument for
696 print_one_insn.
697
698 * table.c (table_entry_read): Save any assembler lines instead of
699 discarding them.
700
701Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
702
703 * gen-icache.c (print_icache_body): Process immeds.
704
705 * gen-semantics.c (print_semantic_body): When computing NIA, skip
706 any immed words that follow the instruction word.
707
708 * ld-insn.c (parse_insn_format): Parse immeds appended to an
709 instruction.
710
711 * igen.c (main): Allow any register to be specified as the zero
712 register.
713 (semantic_zero_reg): Global, index to zero register.
714
715 * gen-semantics.c (print_semantic_body): Zero selected register.
716
717Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
718
719 * igen.h: Stop options and code gen type bit masks overlaping.
720
721Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
722
723 * gen-semantics.c (print_semantic_body): Incorrect test for
724 zero-r0 code.
725
726Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
727
728 * gen-semantics.c (print_semantic_body): Use common sim-engine
729 interface.
730
731Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
732
733 * gen-semantics.c (print_semantic_body): Add code to clear r0.
734
735 * igen.c (main): Add new option zero-r0, which adds code to clear
736 GPR(0) each cycle.
737
738Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
739
740 * igen.c (print_itrace): Fix so line-nr is passed to trace
741 function.
742
743 * gen-idecode.c (print_idecode_validate): Correct FP code.
744
745 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
746 functions.
747 (print_support_function_name): Ditto.
748
749Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
750
751 * igen.c (print_itrace): Call trace_one_insn to trace
752 instructions, rather than doing it directly.
753
754Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
755
756 * gen-engine.c (engine_switch_leaf): Remove extra %s.
757 (print_engine_floating_point_unavailable): Wrap in #ifdef
758 UNUSED/#endif, until somebody uses it.
759
760 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
761 variable.
762 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
763 somebody uses it.
764 (print_idecode_validate): Use long formats to print long values.
765
766 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
767 if we get an unexpected type.
768
769Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
770
771 * igen.c (print_itrace): Pass SD as well as CPU to calls to
772 trace_printf.
773
774 * gen-support.c (gen_support_h): Always pass sim_cia cia to
775 support functions.
776 (print_support_function_name): Ditto.
777
778Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
779
780 * gen-support.c (support_c_function): Remove unnecessary memset of
781 cia.
782 * gen-semantics.c (print_semantic_body): Wasn't closing
783 generated comment.
784
785Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
786
787 * ld-insn.c (load_insn_table): Report instructions that do not
788 have at least a format and name.
789 (insn_table_find_opcode_field): Check progress is being made.
790
791 * gen-support.c (support_c_function): Report empty function body.
792
793Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
794
795 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
796 be broken up.
797 (insn_table_expand_insns): Allow special rules to apply to groups
798 of instructions when all members of the group match the special
799 mask/value.
800
801 * gen-semantics.c (print_c_semantic): Ditto.
802 * igen.c (print_semantic_function_formal): Ditto.
803 (print_semantic_function_type): Ditto.
804 * igen.c (print_icache_function_formal): Ditto.
805 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
806
807 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
808 instruction_address type.
809
810 * gen-semantics.c (print_semantic_body): Call cpu_error when an
811 unimplemented instruction is encountered - gives the interpreter
812 the chance to stop correctly.
813
814Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
815
816 * igen.c (print_function_name): Allow dot's in instruction names.
817
818Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
819
820 * igen.c (main), igen.h: Support new option - delayed-branch -
821 generate code to drive a delayed branch processor.
822
823 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
824
825 * igen.c (print_icache_function_formal): Replace address_word with
826 instruction_address.
827 (print_semantic_function_formal): Ditto.
828 (print_semantic_function_type): Ditto.
829 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
830
831 * gen-semantics.c (print_semantic_body): Ditto.
832 (print_c_semantic): Ditto.
833
834 * gen-support.c (support_c_function): Return a zeroed CIA instead
835 of just zero - works with any cia type.
836
837 * igen.c (print_itrace): For delayed branch case, print just the
838 current instruction.
839
840Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
841
842 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
843
844Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
845
846 * Makefile.in (INSTALL): Set to @INSTALL@.
847 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
848
849Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
850
851 * Makefile.in (INSTALL): Change install.sh to install-sh.
852
853Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
854
855 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
856 * gen-idecode.c (gen_idecode_c): Likewise.
857 * igen.c (gen_semantics_c): Likewise.
858
859Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
860
861 * gen-icache.c (print_icache_body): No longer define cpu/sd,
862 support.h now defines CPU/SD globally.
863
864 * gen-model.c (gen_model_h): Ditto.
865
866 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
867 (print_jump): Ditto.
868 (print_jump_until_stop_body): Ditto.
869 (print_idecode_validate): Ditto.
870
871 * gen-icache.c (print_icache_body): Ditto.
872
873 * gen-semantics.c (print_semantic_body): Ditto.
874
875 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
876 processor to cpu.
877 (print_icache_function_formal): Ditto.
878
879 * gen-support.c (print_support_function_name): Include sd/cpu arg
880 in support function argument list.
881 (support_c_function): Generate code to cpu/sd from sd/cpu.
882 (gen_support_h): Define _SD the argument prefix for all support
883 functions. Define SD/CPU to determine sd/cpu from value of _SD
884 macro.
885
886Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
887
888 * gen-support.c (gen_support_c): Update for renaming of engine to
889 sim-state.
890
891 * igen.c: Ditto.
892 * gen-idecode.c (gen_idecode_c): Ditto.
893
894Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
895
896 * ld-decode.c (load_decode_table): Rename slash to reserved.
897 (dump_decode_rule): Ditto.
898
899 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
900 reserved bit - and a `*' - wild card.
901 (parse_insn_format): Change is_slash to more informative reserved.
902 (dump_insn_field): Ditto.
903 (insn_field_is_constant): Ditto.
904 (insn_table_expand_opcode): Ditto.
905
906 * gen-idecode.c (print_idecode_validate): Make check_mask and
907 check_val the correct integer size.
908 (print_idecode_validate): Fix reserved bit check for 64 bit
909 targets.
910
911Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
912
913 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
914 `/' in bit fields. `/' denotes a wild bit.
915
916Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
917
918 * igen.h, igen.c (main): New options. Control generation of
919 conditional issue and slot verification code.
920
921Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
922
923 * gen-support.c (print_support_function_name): Prepend the global
924 name prefix when applicable. Provide #define to map the user
925 specified name the generated globaly unique one.
926
927Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
928
929 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
930 - reserved bits, floating point and slot validation - with a
931 #ifdef so that they are optional.
932
933Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
934
935 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
936 - report the error of a leaf node in the decision tree containing
937 several instructions.
938 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
939 (print_idecode_switch_leaf): Ditto.
940
941 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
942 print_idecode_invalid): Rename former to latter. Add argument so
943 that one function can generate all invalid instruction cases -
944 illegal, fp-unavailable, wrong-slot.
945 * gen-engine.c: Update.
946
947 * gen-idecode.c: Use print_idecode_invalid to generate a function
948 call for cases when fp-unavailable and the slot is wrong.
949
950 * gen-idecode.c (print_idecode_validate): New check, generate code
951 to verify that the instruction slot is correct.
952
953 * igen.c (main): Simplify options.
954
955Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
956
957 * igen.c (print_itrace): Remove source line reference for trace
958 code - let the user see the generated file.
959 (print_itrace): Print the trace code rather than reference a
960 macro.
961
962Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
963
964 * igen.c (print_semantic_function_actual): Pass either the
965 processor - smp - or the engine - mono - into semantic functions.
966 Don't pass in both.
967
968 * gen-icache.c (print_icache_body): Dependant on smp, derive
969 processor from engine or engine from processor, and hence ensuring
970 that both are defined in all semantic functions.
971
972Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
973
974 * ld-insn.c (parse_insn_format): Make the width field optional.
975 If missing assume that the number of characters in the value
976 determines the number of bits in the field.
977
978Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
979
980 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
981 more useful error message.
982
983Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
984
985 * misc.c (error): Output errors on stderr.
986
987 * ld-insn.c (parse_insn_format): Skip any leading spaces.
988 Verify the width of instructions being parsed.
989
990 * table.c (table_entry_read): Parse CPP's convention for
991 specifying original file name/line-nr.
992
993Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
994
995 * ld-insn.c (parse_insn_format): Allow trailing spaces in
996 instruction fields.
997
998 * Makefile.in: Create using ../ppc/Makefile.in as a starting
999 point.
1000 * configure.in: Ditto vis ../ppc/configure.in
1001
1002Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
1003
1004 * gen-support.c (gen_support_c): Always include engine.h instead
1005 of cpu.h
1006 * gen-idecode.c (gen_idecode_c): Ditto.
1007
1008 * words.h (instruction_word): Remove instruction_word - now
1009 generated by igen.
1010 (address_word): New. Used by igen.
1011
1012 * lf.c (lf_print_function_type_function): New, pass a function to
1013 print out the type instead of a constant string.
1014
1015 * igen.h, igen.c (print_semantic_function_formal,
1016 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
1017 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
1018 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
1019 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
1020 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
1021 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
1022 * gen-idecode.c (print_idecode_table): Update.
1023 (idecode_switch_leaf): Update.
1024 (print_idecode_switch_function_header): Ditto.
1025 (print_idecode_floating_point_unavailable): Ditto.
1026 (print_idecode_issue_function_header): Ditto.
1027 * igen.c (gen_icache_h): Ditto.
1028 * gen-engine.c (print_engine_table): Ditto.
1029 (engine_switch_leaf): Ditto.
1030 * gen-support.c (print_support_function_name): Ditto.
1031 * gen-semantics.c (print_semantic_function_header): Update.
1032 Update.
1033 * gen-icache.c (print_icache_function_header): Update.
1034 (print_icache_function): Update.
1035 (print_icache_internal_function_declaration): Update.
1036 (print_icache_internal_function_definition): Update.
1037
1038 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
1039 files, will at some stage need to move it into support.
1040
1041 * igen.h, igen.c (main): New option -e <engine> - generate a full
1042 simulation engine. Previously this was the -d <idecode-file>
1043 option.
1044 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
1045 to clean these up so that that call upon the updated gen-idecode
1046 code.
1047
1048 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
1049 generating a decode table.
1050
1051 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
1052
1053 * igen.h, igen.c (main): New option -M - Control what is returned
1054 by semantic functions - -1/NIA vs CIA+N/NIA. Add
1055 generate_semantic_returning_modified_nia_only to igen_code enum.
1056 * gen-semantics.c (print_semantic_body): As an alternative, make
1057 NIA == -1 instead of CIA+insn_size by default.
1058
1059 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
1060 New option -P <prefix> - Prepend all generated functions with the
1061 specified prefix.
1062 (gen_idecode_c): Adjust.
1063 * gen-icache.c (print_icache_struct): Ditto.
1064 * gen-support.c (gen_support_c): Ditto.
1065
1066Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1067
1068 * igen.c (main): Correct usage. Missleading message about ucase
1069 options dumping internal tables. -F now includes rather then
1070 excludes instructions.
1071
1072 * misc.h, misc.c (a2i): Make 64bit.
1073
1074 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1075 max to 64bits, expect trouble. Make the default 32 bits.
1076 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1077 et.al. macro's to use the insn_bit_size instead of assuming 32
1078 bits.
1079 * gen-icache.c (print_icache_extraction): Ditto.
1080 * gen-idecode.c (idecode_switch_start): Ditto.
1081 * gen-idecode.c (gen_idecode_c): Ditto
1082
1083 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1084 Indicates that the instruction field of the table is specifying
1085 bit widths instead of bit offsets.
1086 * ld-insn.c (parse_insn_format): Parse instruction fields
1087 specifying widths.
1088
1089 * misc.c (a2i): Allow binary numbers to be specified using the
1090 syntax 0bNNNN.
1091 * ld-insn.c: Allow such numbers to appear in the instruction
1092 format.
1093
1094 * table.c (table_entry_read): Make // a valid comment character.
1095 (table_entry_read): Skip lines containing a leading " - these may
1096 eventually be used in a disasembler.
1097
1098Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1099
1100 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1101 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1102 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1103 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1104 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1105 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1106 from the ../ppc directory.
1107
1108 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1109 renaming from filter_filename.[hc]
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