Change profiling so that it is enabled by default. Re-generate everything.
[deliverable/binutils-gdb.git] / sim / igen / ChangeLog
CommitLineData
eb2d80b4
AC
1Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
2
3 * configure: Regenerated to track ../common/aclocal.m4 changes.
4
d4f3574e
SS
5Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
6
7 * Makefile.in (SIM_WARNINGS): Replace this with.
8 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
9 WARN_CFLAGS): With these.
10 (BUILD_CFLAGS): Update.
11
12 * configure: Regenerated to track ../common/aclocal.m4 changes.
13
cd0fc7c3
SS
141999-05-08 Felix Lee <flee@cygnus.com>
15
16 * configure: Regenerated to track ../common/aclocal.m4 changes.
17
c906108c
SS
18Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
19
20 * igen.c (main): Fix -Pitable=.
21
22 * gen-engine.c (print_run_body): Prefix instruction_address.
23
24Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
25
26 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
27 changes.
28
29Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
30
31 * gen-icache.c (print_icache_extraction): #undef a generated
32 symbol before #define'ing it, to remove conflict with system
33 macros.
34
35Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
36
37 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
38 the extraction of the value from its source - both table and bit
39 cases were wrong.
40
41Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
42
43 * ld-insn.c (parse_insn_word): For constant conditional strings,
44 encode their bit value.
45
46 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
47 operands to refer to fields in earlier instruction words.
48
49 * gen.c (sub_val): Replace field argument with val_last_pos.
50 (gen_entry_expand_opcode): Look in previous tables for a value for
51 a conditional field as well as the bits from the current table.
52 (insn_list_insert): Add sort key of instructions where
53 their operand fields have different conditionals.
54 (insn_field_cmp): New function.
55
56Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
57
58 * configure: Regenerated to track ../common/aclocal.m4 changes.
59 * config.in: Ditto.
60
61Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
62
63 * acconfig.h: New file.
64 * configure.in: Reverted change of Apr 24; use sinclude again.
65
66Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
67
68 * configure: Regenerated to track ../common/aclocal.m4 changes.
69 * config.in: Ditto.
70
71Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
72
73 * configure.in: Don't call sinclude.
74
75Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
76
77 * gen-icache.c (print_icache_extraction): Do not type cast
78 pointers.
79
80 * ld-insn.c (load_insn_table): Terminate error with NL.
81
82 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
83
84 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
85 unsigned.
86
87Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
88
89 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
90 to suppress inlining by default.
91
92Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
93
94 * gen-icache.c (print_icache_extraction): When generating #define
95 force the expression to the correct type.
96
97Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
98
99 * misc.c (name2i): strlen returns an unsigned.
100
101Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
102
103 * igen.h (struct igen_warn_options): Add unimplemented option.
104 * igen.c (main): Update
105
106 * ld-insn.c (load_insn_table): Report unimplemented functions.
107
108Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
109
110 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
111 separator tokens when parsing a conditional.
112
113 * igen.h (main): Add option -S so that suffix can be specified.
114
115Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
116
117 * igen.h (struct igen_trace_options): Add members insn_expansion
118 and insn_insertion.
119
120 * igen.c (main): Add options -Gtrace-insn-expansion,
121 -Gtrace-insn-insertion and -Gtrace-all.
122
123 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
124 selected for expansion.
125 (gen_entry_expand_opcode): Trace each expanded instruction as it
126 is inserted into the table.
127
128Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
129
130 * ld-insn.c (parse_insn_word): Parse conditional operators.
131 (parse_insn_word): Verify field conditionals.
132
133 * ld-insn.h: Extend syntax to allow macros and field equality.
134 (struct insn_field_cond): Rename insn_field_exclusion, add type.
135
136 * gen.c (gen_entry_expand_opcode): Check type of conditional.
137 (insns_bit_useless): Ditto.
138
139 * ld-insn.c (parse_macro_record): New function.
140
141Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
142
143 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
144
145 * ld-insn.c (parse_insn_word): Check instruction field type
146 correctly initialized.
147 (print_insn_words): Ditto.
148 (insn_field_type_to_str): Ditto.
149 (dump_insn_field): Ditto.
150
151 * gen.c (insns_bit_useless): Ditto.
152
153Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
154
155 * gen.h, igen.c (print_include_inline, print_includes,
156 print_includes): New functions. Generate include list. For for
157 semantics et.al. generate CPP code to inline when
158 C_REVEALS_MODULE_P.
159
160 * igen.c (gen_semantics_c): Call print_includes.
161 * gen-engine.c (gen_engine_c): Ditto.
162
163Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
164
165 * igen.h: (struct _igen_name_option): Replace with struct
166 igen_module_option. Contains both module prefix and suffix.
167 (INIT_OPTIONS): Initialize.
168
169 * igen.c (main): Update -P option to fill in full module info.
170 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
171 gen-support.c): Update.
172
173Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
174
175 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
176 tracing is needed.
177
178Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
179
180 * table.c (table_push): Redo, using stdio. Fixes NT native
181 problem with <CRLF>=><LF> translation...
182
183Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
184
185 * gen-engine.c (print_run_body): Re-extract the CIA after
186 processing any events.
187
188Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
189
190 * Makefile.in: Get SHELL from configure.
191 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
192 NT native builds.
193
194Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
195
196 * igen.c: Pass sim_cia to trace_prefix.
197
198Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
199
200 * ld-insn.c (parse_function_record): Check models are valid.
201 (parse_function_record): Only discard function when no model is
202 common.
203
204Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
205
206 * gen-engine.c (print_run_body): Always wrap generated idecode
207 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
208
209Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
210
211 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
212 discarded function warning.
213
214 * igen.c (main): Clarify -Wnodiscard.
215
216 * ld-insn.c (parse_function_record): For functions, allow use of
217 instruction style function model records
218
219 * ld-insn.h (nr_function_model_fields): Define.
220
221Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
222
223 * igen.c (print_itrace_prefix): Generate call to trace_prefix
224 instead of trace_one_insn.
225 (print_itrace): Generate trace_prefix call if any tracing enabled,
226 (print_itrace): Nest generated call to trace_generic inside
227 conditional for any tracing enabled.
228 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
229
230Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
231
232 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
233 * gen-icache.c (print_icache_body): Ditto.
234 * gen-idecode.c (print_idecode_ifetch): Ditto.
235
236 * gen-icache.c (print_icache_body): Mark successive instruction
237 words as unused.
238
239 * ld-insn.c (parse_insn_word): Only report insn-width problems
240 when warning enabled.
241
242 * igen.h: Add flag for warning about invalid instruction widths.
243 * igen.c: Parse -Wwidth option.
244
245 * gen-support.c (gen_support_h): Map instruction_word onto
246 <PREFIX>_instruction_word when needed.
247 (print_support_function_name): Use support prefix.
248 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
249
250Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
251
252 * gen-support.c (gen_support_h): Generate new macro CPU_.
253
254Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
255
256 * gen-engine.c (gen_engine_h): Don't assume a model is present.
257 (gen_engine_c): Ditto.
258
259 * igen.c (gen_run_c): Ditto.
260
261 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
262 CPU_CIA. Parameterize with CPU argument.
263
264Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
265
266 * gen.h (struct _gen_list): Replace processor with model.
267
268 * igen.c (gen_idecode_h): Update.
269 (gen_run_c): For generated switch, use model->full_name.
270
271 * gen.c (print_gen_entry_path): Ditto.
272 (make_table): Ditto.
273 (gen_entry_expand_insns): Ditto.
274 (make_gen_tables): Ditto.
275
276 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
277 function sim_engine_run. Pass argument on to engine_run.
278
279 * gen-engine.c (print_engine_run_function_header): Add extra
280 argument `nr_cpus' to generated function engine_run.
281 (print_run_body): Fix SMP case.
282
283 * gen-support.c (support_c_function): Call sim_engine_abort when
284 internal function fails to long jump.
285
286Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
287
288 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
289 hardwired register.
290
291Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
292
293 * gen-semantics.c (print_semantic_body): Fix handling of
294 hardwired zero register.
295
296Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
297
298 * igen.h (struct _igen_gen_options): Add member default_model.
299
300 * igen.c (gen_run_c): Default to the first machine in the
301 multi-sim list.
302 (main): Add MODEL parameter to gen-multi-sim option.
303
304 * gen.h (function_decl_type): Declare enum.
305
306 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
307 Make global, pass function_decl_type as argument.
308 (gen_engine_h, gen_engine_c): Update call.
309
310 * gen-idecode.c (print_idecode_issue_function_header),
311 gen-idecode.h: Pass function_decl_type as argument.
312
313 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
314 idecode_issue.
315
316 * igen.c (gen_run_c): For multi-sim, initialize globals
317 idecode_issue and engine_run.
318
319Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
320
321 * ld-insn.c (parse_insn_model_record): Allow multiple model names
322 to be specified in a single instruction model record.
323 (dump_insn_model_entry): Update.
324
325 * ld-insn.h (struct _insn_model_entry): Replace member name with
326 the filter names. Document syntax change.
327
328Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
329
330 * gen-engine.c (print_run_body): Add hooks for adding code before
331 and after an instruction has been issued.
332
3331997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
334
335 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
336 `#ifdef 0' around this.
337
338Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
339
340 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
341 constant.
342
343Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
344
345 * ld-insn.h: Document mnemonic string format.
346
347Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
348
349 * gen-icache.c (print_icache_extraction): Force result of atol to
350 unsigned.
351
352 * ld-insn.c (parse_function_record): Separate handling of old and
353 ney fynction records.
354 (load_insn_table): For %s record, hack function name & type after
355 it has been parsed.
356
357 * filter.h (filter_is_subset): Reverse argument names, wrong
358 order.
359
360 * ld-insn.c (load_insn_table): Move include code to.
361 (parse_include_record): New function. Check for filtering of
362 include statement by both flags and models.
363 (load_insn_table): Check for model filtering of cache and model
364 records.
365 (parse_model_data_record): Check for model & flag filtering of
366 model data records.
367 (parse_function_record): Check for model & flag filtering of
368 function records.
369
370 * ld-insn.h: Define record_filter_models_field. Add filter-models
371 field to all but instruction records.
372 (struct _function_entry, struct _cache_entry): Add models field.
373 (nr_function_fields): Make parm field mandatory.
374
375Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
376
377 * igen.c (main): Change -I option to -I<directory>. Add optional
378 size to -Ggen-icache option. Add -Gno-... support.
379
380 * igen.h (struct _igen_options): Add include field.
381
382 * ld-insn.c (enum insn_record_type, insn_type_map): Add
383 include_record.
384 (load_insn_table): Call table_push when include record.
385
386 * table.c (struct _open table, struct table): Make table object an
387 indirect ptr to the current table file.
388 (current_line, new_table_entry, next_line): Make file arg type
389 open_table.
390 (table_open): Use table_push.
391 (table_read): Point variable file at current table, at eof, pop
392 last open table.
393
394 * table.h, table.c (table_push): New function.
395
396Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
397
398 * gen-semantics.c (print_semantic_body): Use CIA not
399 cia.ip. Escape newlines at end of generated call to
400 sim_engine_abort.
401
402Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
403
404 * igen.c (print_itrace): Output line-ref to igen source file when
405 generating trace statements.
406 (print_itrace_prefix, print_itrace_format): Escape newline at end
407 of each line of generated call to trace function.
408
409Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
410
411 * gen-support.c (gen_support_h): Generate #define NIA. Definition
412 dependant on gen-delayed-branch mode.
413
414 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
415 closing double quote in mnemonic field.
416 (parse_option_record): Add gen-delayed-branch option.
417
418Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
419
420 * gen.c (insn_list_insert): Missing \n in warning.
421
422 * ld-insn.c (load_insn_table): Only notify of discarded
423 instrctions when warn.discard enabled.
424
425 * igen.h: Add option.warn.discard, default enabled.
426
427 * igen.c (main): Add -Wnodiscard option.
428
429 * ld-insn.c (record_type): For old record type, check the number
430 of fields is correct.
431 (load_insn_table): Allow insn assembler and insn model records to
432 appear in any order.
433 (parse_insn_model_record): Rename from parse_insn_model_records.
434 Parse only one record.
435 (parse_insn_mnemonic_record): Rename from
436 parse_insn_mnemonic_records. Parse only one record.
437
438Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
439
440 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
441 illegal zero-sized array.
442 (itable_print_set): likewise, avoid empty initializers.
443
444Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
445
446 * configure.in: i386-windows is a cross, so don't expect
447 libiberty to be there.
448 * configure: updated.
449
450Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
451
452 * igen.c (print_function_name): Put the format name after the
453 function / instruction name, not before.
454 (print_itrace): Better format trace code.
455
456Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
457
458 * gen.c (insns_bit_useless): Don't treat string fields restricted
459 to a range of values as useless.
460
461Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
462
463 * igen.c (gen_run_c): Handle non-multi-sim case.
464
465 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
466 Define CIA from cia.
467
468Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
469
470 * gen-semantics.c (print_semantic_body): Trace the instruction
471 after it has been validated.
472 (print_semantic_body): Count the instruction using sim-profile.
473
474Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
475
476 * gen-itable.c (gen_itable_h): Collect summary info on instruction
477 table when traversing it.
478 (gen_itable_h): Output an enum defining the max size of each of
479 the itable string members.
480
481Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
482
483 * igen.c (gen_run_c): New function. Generate sim_engine_run that
484 looks at the currently selected architecture.
485
486 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
487 one engine per model.
488
489 * gen-semantics.c, gen-icache.c gen-support.c:
490 Update.
491
492 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
493 returns a line at a time. Parse multi-word instructions. Add
494 multi-sim support.
495
496 * table.h, table.c: Simplify. Only parse a single line at a time.
497 ld-insn can handle the rest.
498
499 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
500 filter_is_common, filter_is_member, filter_next): New filter
501 operations.
502 (dump_filter): Ditto.
503
504 * gen.h, gen.c: New file. Takes the insn table and turns it into
505 a set of decode tables and semantic functions.
506
507 * ld-insn.c: Copy generator code from here.
508 * gen.c: To here.
509
510Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
511
512 * misc.h (NZALLOC): Allocate an N element array of TYPE.
513
514 * table.h, table.c: Simplify table parser so that it only
515 understands colon delimited lines and code blocks.
516 (table_read): Parse '{' ... '}' as a code block.
517 (table_print_code): New function, print out a code block to file.
518 (main): Add suport for standalone testing.
519
520 * ld-insn.h, ld-insn.c:
521
522
523Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
524
525 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
526 (print_jump_definition, print_jump, print_jump_internal_function,
527 print_jump_insn, print_jump_until_stop_body): Delete, moved to
528 sim-engine.c
529
530 * igen.c (print_itrace_format): Delete unused variable chp.
531 (gen-engine.h): Include.
532
533 * table.c (current_file_name, current_line_entry,
534 current_line_entry): Make static.
535
536Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
537
538 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
539 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
540 * configure.in: Include simulator common/aclocal.m4.
541 * configure.in: Add --enable-sim-warnings option.
542 * configure: Re-generate.
543
544 * Makefile.in: Use.
545
546 * Makefile.in (tmp-filter): New rule.
547 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
548 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
549
550 * gen.h, gen.c: New files.
551
552 * Makefile.in (gen.o, tmp-gen): New rules, update all
553 dependencies.
554
555Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
556
557 * ld-insn.c (load_insn_table): Accept %s as a function type.
558
559Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
560
561 * igen.c (print_itrace_prefix): Move printing of insn prefix to
562 here.
563 (print_itrace_format): Drop printing of MY_NAME in instruction
564 trace. Printing of insn prefix moved.
565 (print_itrace): Ditto.
566
567Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
568
569 * gen-icache.c (print_icache_function_header): Pass
570 table_line_entry instead of separate file and line.
571
572 * table.c (table_entry_read): Set assembler source file/line-nr to
573 the current not initial file.
574 (table_entry_read): Fix line numbering of source files.
575
576 table.h (table_line_entry): New structure. Exactly specifies a
577 source file/line-nr.
578 (table_*_entry): Add this to all.
579
580 table.c (table_entry_print_cpp_line_nr): Change to use values from
581 a table_line_entry struct.
582 (table_entry_read): Save table_line_entry in all structures read.
583
584 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
585 gen-model.c: Update all references.
586
587Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
588
589 * igen.c (print_my_defines): Define MY_NAME - a string. For
590 MY_PREFIX, undefine the name of the function incase some dumb
591 header defined it. it.
592 (print_itrace): Use MY_NAME not MY_PREFIX.
593
594 * lf.c (lf_write): New function write an N character buffer to the
595 file.
596
597 * igen.c (print_itrace): When available, use the assembler to
598 print the insn-trace.
599 (print_itrace_prefix): New function, print first part of call to
600 print_one_insn.
601 (print_itrace_format): New function, print fmt argument for
602 print_one_insn.
603
604 * table.c (table_entry_read): Save any assembler lines instead of
605 discarding them.
606
607Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
608
609 * gen-icache.c (print_icache_body): Process immeds.
610
611 * gen-semantics.c (print_semantic_body): When computing NIA, skip
612 any immed words that follow the instruction word.
613
614 * ld-insn.c (parse_insn_format): Parse immeds appended to an
615 instruction.
616
617 * igen.c (main): Allow any register to be specified as the zero
618 register.
619 (semantic_zero_reg): Global, index to zero register.
620
621 * gen-semantics.c (print_semantic_body): Zero selected register.
622
623Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
624
625 * igen.h: Stop options and code gen type bit masks overlaping.
626
627Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
628
629 * gen-semantics.c (print_semantic_body): Incorrect test for
630 zero-r0 code.
631
632Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
633
634 * gen-semantics.c (print_semantic_body): Use common sim-engine
635 interface.
636
637Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
638
639 * gen-semantics.c (print_semantic_body): Add code to clear r0.
640
641 * igen.c (main): Add new option zero-r0, which adds code to clear
642 GPR(0) each cycle.
643
644Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
645
646 * igen.c (print_itrace): Fix so line-nr is passed to trace
647 function.
648
649 * gen-idecode.c (print_idecode_validate): Correct FP code.
650
651 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
652 functions.
653 (print_support_function_name): Ditto.
654
655Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
656
657 * igen.c (print_itrace): Call trace_one_insn to trace
658 instructions, rather than doing it directly.
659
660Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
661
662 * gen-engine.c (engine_switch_leaf): Remove extra %s.
663 (print_engine_floating_point_unavailable): Wrap in #ifdef
664 UNUSED/#endif, until somebody uses it.
665
666 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
667 variable.
668 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
669 somebody uses it.
670 (print_idecode_validate): Use long formats to print long values.
671
672 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
673 if we get an unexpected type.
674
675Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
676
677 * igen.c (print_itrace): Pass SD as well as CPU to calls to
678 trace_printf.
679
680 * gen-support.c (gen_support_h): Always pass sim_cia cia to
681 support functions.
682 (print_support_function_name): Ditto.
683
684Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
685
686 * gen-support.c (support_c_function): Remove unnecessary memset of
687 cia.
688 * gen-semantics.c (print_semantic_body): Wasn't closing
689 generated comment.
690
691Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
692
693 * ld-insn.c (load_insn_table): Report instructions that do not
694 have at least a format and name.
695 (insn_table_find_opcode_field): Check progress is being made.
696
697 * gen-support.c (support_c_function): Report empty function body.
698
699Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
700
701 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
702 be broken up.
703 (insn_table_expand_insns): Allow special rules to apply to groups
704 of instructions when all members of the group match the special
705 mask/value.
706
707 * gen-semantics.c (print_c_semantic): Ditto.
708 * igen.c (print_semantic_function_formal): Ditto.
709 (print_semantic_function_type): Ditto.
710 * igen.c (print_icache_function_formal): Ditto.
711 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
712
713 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
714 instruction_address type.
715
716 * gen-semantics.c (print_semantic_body): Call cpu_error when an
717 unimplemented instruction is encountered - gives the interpreter
718 the chance to stop correctly.
719
720Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
721
722 * igen.c (print_function_name): Allow dot's in instruction names.
723
724Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
725
726 * igen.c (main), igen.h: Support new option - delayed-branch -
727 generate code to drive a delayed branch processor.
728
729 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
730
731 * igen.c (print_icache_function_formal): Replace address_word with
732 instruction_address.
733 (print_semantic_function_formal): Ditto.
734 (print_semantic_function_type): Ditto.
735 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
736
737 * gen-semantics.c (print_semantic_body): Ditto.
738 (print_c_semantic): Ditto.
739
740 * gen-support.c (support_c_function): Return a zeroed CIA instead
741 of just zero - works with any cia type.
742
743 * igen.c (print_itrace): For delayed branch case, print just the
744 current instruction.
745
746Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
747
748 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
749
750Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
751
752 * Makefile.in (INSTALL): Set to @INSTALL@.
753 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
754
755Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
756
757 * Makefile.in (INSTALL): Change install.sh to install-sh.
758
759Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
760
761 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
762 * gen-idecode.c (gen_idecode_c): Likewise.
763 * igen.c (gen_semantics_c): Likewise.
764
765Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
766
767 * gen-icache.c (print_icache_body): No longer define cpu/sd,
768 support.h now defines CPU/SD globally.
769
770 * gen-model.c (gen_model_h): Ditto.
771
772 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
773 (print_jump): Ditto.
774 (print_jump_until_stop_body): Ditto.
775 (print_idecode_validate): Ditto.
776
777 * gen-icache.c (print_icache_body): Ditto.
778
779 * gen-semantics.c (print_semantic_body): Ditto.
780
781 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
782 processor to cpu.
783 (print_icache_function_formal): Ditto.
784
785 * gen-support.c (print_support_function_name): Include sd/cpu arg
786 in support function argument list.
787 (support_c_function): Generate code to cpu/sd from sd/cpu.
788 (gen_support_h): Define _SD the argument prefix for all support
789 functions. Define SD/CPU to determine sd/cpu from value of _SD
790 macro.
791
792Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
793
794 * gen-support.c (gen_support_c): Update for renaming of engine to
795 sim-state.
796
797 * igen.c: Ditto.
798 * gen-idecode.c (gen_idecode_c): Ditto.
799
800Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
801
802 * ld-decode.c (load_decode_table): Rename slash to reserved.
803 (dump_decode_rule): Ditto.
804
805 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
806 reserved bit - and a `*' - wild card.
807 (parse_insn_format): Change is_slash to more informative reserved.
808 (dump_insn_field): Ditto.
809 (insn_field_is_constant): Ditto.
810 (insn_table_expand_opcode): Ditto.
811
812 * gen-idecode.c (print_idecode_validate): Make check_mask and
813 check_val the correct integer size.
814 (print_idecode_validate): Fix reserved bit check for 64 bit
815 targets.
816
817Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
818
819 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
820 `/' in bit fields. `/' denotes a wild bit.
821
822Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
823
824 * igen.h, igen.c (main): New options. Control generation of
825 conditional issue and slot verification code.
826
827Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
828
829 * gen-support.c (print_support_function_name): Prepend the global
830 name prefix when applicable. Provide #define to map the user
831 specified name the generated globaly unique one.
832
833Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
834
835 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
836 - reserved bits, floating point and slot validation - with a
837 #ifdef so that they are optional.
838
839Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
840
841 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
842 - report the error of a leaf node in the decision tree containing
843 several instructions.
844 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
845 (print_idecode_switch_leaf): Ditto.
846
847 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
848 print_idecode_invalid): Rename former to latter. Add argument so
849 that one function can generate all invalid instruction cases -
850 illegal, fp-unavailable, wrong-slot.
851 * gen-engine.c: Update.
852
853 * gen-idecode.c: Use print_idecode_invalid to generate a function
854 call for cases when fp-unavailable and the slot is wrong.
855
856 * gen-idecode.c (print_idecode_validate): New check, generate code
857 to verify that the instruction slot is correct.
858
859 * igen.c (main): Simplify options.
860
861Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
862
863 * igen.c (print_itrace): Remove source line reference for trace
864 code - let the user see the generated file.
865 (print_itrace): Print the trace code rather than reference a
866 macro.
867
868Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
869
870 * igen.c (print_semantic_function_actual): Pass either the
871 processor - smp - or the engine - mono - into semantic functions.
872 Don't pass in both.
873
874 * gen-icache.c (print_icache_body): Dependant on smp, derive
875 processor from engine or engine from processor, and hence ensuring
876 that both are defined in all semantic functions.
877
878Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
879
880 * ld-insn.c (parse_insn_format): Make the width field optional.
881 If missing assume that the number of characters in the value
882 determines the number of bits in the field.
883
884Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
885
886 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
887 more useful error message.
888
889Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
890
891 * misc.c (error): Output errors on stderr.
892
893 * ld-insn.c (parse_insn_format): Skip any leading spaces.
894 Verify the width of instructions being parsed.
895
896 * table.c (table_entry_read): Parse CPP's convention for
897 specifying original file name/line-nr.
898
899Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
900
901 * ld-insn.c (parse_insn_format): Allow trailing spaces in
902 instruction fields.
903
904 * Makefile.in: Create using ../ppc/Makefile.in as a starting
905 point.
906 * configure.in: Ditto vis ../ppc/configure.in
907
908Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
909
910 * gen-support.c (gen_support_c): Always include engine.h instead
911 of cpu.h
912 * gen-idecode.c (gen_idecode_c): Ditto.
913
914 * words.h (instruction_word): Remove instruction_word - now
915 generated by igen.
916 (address_word): New. Used by igen.
917
918 * lf.c (lf_print_function_type_function): New, pass a function to
919 print out the type instead of a constant string.
920
921 * igen.h, igen.c (print_semantic_function_formal,
922 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
923 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
924 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
925 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
926 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
927 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
928 * gen-idecode.c (print_idecode_table): Update.
929 (idecode_switch_leaf): Update.
930 (print_idecode_switch_function_header): Ditto.
931 (print_idecode_floating_point_unavailable): Ditto.
932 (print_idecode_issue_function_header): Ditto.
933 * igen.c (gen_icache_h): Ditto.
934 * gen-engine.c (print_engine_table): Ditto.
935 (engine_switch_leaf): Ditto.
936 * gen-support.c (print_support_function_name): Ditto.
937 * gen-semantics.c (print_semantic_function_header): Update.
938 Update.
939 * gen-icache.c (print_icache_function_header): Update.
940 (print_icache_function): Update.
941 (print_icache_internal_function_declaration): Update.
942 (print_icache_internal_function_definition): Update.
943
944 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
945 files, will at some stage need to move it into support.
946
947 * igen.h, igen.c (main): New option -e <engine> - generate a full
948 simulation engine. Previously this was the -d <idecode-file>
949 option.
950 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
951 to clean these up so that that call upon the updated gen-idecode
952 code.
953
954 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
955 generating a decode table.
956
957 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
958
959 * igen.h, igen.c (main): New option -M - Control what is returned
960 by semantic functions - -1/NIA vs CIA+N/NIA. Add
961 generate_semantic_returning_modified_nia_only to igen_code enum.
962 * gen-semantics.c (print_semantic_body): As an alternative, make
963 NIA == -1 instead of CIA+insn_size by default.
964
965 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
966 New option -P <prefix> - Prepend all generated functions with the
967 specified prefix.
968 (gen_idecode_c): Adjust.
969 * gen-icache.c (print_icache_struct): Ditto.
970 * gen-support.c (gen_support_c): Ditto.
971
972Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
973
974 * igen.c (main): Correct usage. Missleading message about ucase
975 options dumping internal tables. -F now includes rather then
976 excludes instructions.
977
978 * misc.h, misc.c (a2i): Make 64bit.
979
980 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
981 max to 64bits, expect trouble. Make the default 32 bits.
982 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
983 et.al. macro's to use the insn_bit_size instead of assuming 32
984 bits.
985 * gen-icache.c (print_icache_extraction): Ditto.
986 * gen-idecode.c (idecode_switch_start): Ditto.
987 * gen-idecode.c (gen_idecode_c): Ditto
988
989 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
990 Indicates that the instruction field of the table is specifying
991 bit widths instead of bit offsets.
992 * ld-insn.c (parse_insn_format): Parse instruction fields
993 specifying widths.
994
995 * misc.c (a2i): Allow binary numbers to be specified using the
996 syntax 0bNNNN.
997 * ld-insn.c: Allow such numbers to appear in the instruction
998 format.
999
1000 * table.c (table_entry_read): Make // a valid comment character.
1001 (table_entry_read): Skip lines containing a leading " - these may
1002 eventually be used in a disasembler.
1003
1004Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1005
1006 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1007 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1008 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1009 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1010 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1011 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1012 from the ../ppc directory.
1013
1014 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1015 renaming from filter_filename.[hc]
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