1 2002-11-21 Andrew Cagney <ac131313@redhat.com>
3 * Makefile.in: Update copyright. IGEN contributed to the FSF.
4 * filter.c, filter.h, filter_host.c, filter_host.h: Ditto.
5 * gen-engine.c, gen-engine.h, gen-icache.c, gen-icache.h: Ditto.
6 * gen-idecode.c, gen-idecode.h, gen-itable.c: Ditto.
7 * gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c: Ditto.
8 * gen-semantics.h, gen-support.c, gen-support.h, gen.c: Ditto.
9 * gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
10 * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
11 * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
13 2002-11-06 Richard Sandiford <rsandifo@redhat.com>
15 * gen-engine.c (print_engine_issue_prefix_hook): Don't add the
16 global prefix to ENGINE_ISSUE_PREFIX_HOOK.
17 (print_engine_issue_postfix_hook): Likewise ENGINE_ISSUE_POSTFIX_HOOK.
19 2002-08-28 Dave Brolley <brolley@redhat.com>
21 * gen-support.c (gen_support_h): Generate
22 '#define semantic_illegal <PREFIX>_semantic_illegal'.
24 2002-08-22 Chris Demetriou <cgd@broadcom.com>
26 * compare_igen_models: New script.
28 2002-06-17 Andrew Cagney <cagney@redhat.com>
30 * gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
32 * igen.c (main): Add default case to switch.
33 * gen-icache.c (print_icache_extraction): Ditto.
35 2002-06-17 Andrew Cagney <cagney@redhat.com>
37 * Makefile.in (BUILD_CFLAGS): Remove -O0.
39 2002-06-16 Andrew Cagney <ac131313@redhat.com>
41 * configure: Regenerated to track ../common/aclocal.m4 changes.
43 2002-06-03 Richard Henderson <rth@redhat.com>
45 * gen-engine.c (print_run_body): Avoid multi-line strings.
46 * lf.c (lf_print__gnu_copyleft): Likewise.
48 2002-05-01 Chris Demetriou <cgd@broadcom.com>
50 * igen.c: Use 'deprecated' rather than 'depreciated.'
52 2002-03-23 Andrew Cagney <ac131313@redhat.com>
54 * gen.c (format_name_cmp): New function.
55 (insn_list_insert): Use the instruction field name as an
56 additional key. Different field names indicate different
59 2002-03-07 Chris Demetriou <cgd@broadcom.com>
61 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
63 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
65 * configure: Regenerated to track ../common/aclocal.m4 changes.
67 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
69 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
70 of GPR_SET(N,0) for gen-zero-rN.
72 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
74 * Makefile.in (SIM_WARNINGS): Replace this with.
75 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
76 WARN_CFLAGS): With these.
77 (BUILD_CFLAGS): Update.
79 * configure: Regenerated to track ../common/aclocal.m4 changes.
81 1999-05-08 Felix Lee <flee@cygnus.com>
83 * configure: Regenerated to track ../common/aclocal.m4 changes.
85 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
87 * igen.c (main): Fix -Pitable=.
89 * gen-engine.c (print_run_body): Prefix instruction_address.
91 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
93 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
96 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
98 * gen-icache.c (print_icache_extraction): #undef a generated
99 symbol before #define'ing it, to remove conflict with system
102 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
104 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
105 the extraction of the value from its source - both table and bit
108 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
110 * ld-insn.c (parse_insn_word): For constant conditional strings,
111 encode their bit value.
113 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
114 operands to refer to fields in earlier instruction words.
116 * gen.c (sub_val): Replace field argument with val_last_pos.
117 (gen_entry_expand_opcode): Look in previous tables for a value for
118 a conditional field as well as the bits from the current table.
119 (insn_list_insert): Add sort key of instructions where
120 their operand fields have different conditionals.
121 (insn_field_cmp): New function.
123 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
125 * configure: Regenerated to track ../common/aclocal.m4 changes.
128 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
130 * acconfig.h: New file.
131 * configure.in: Reverted change of Apr 24; use sinclude again.
133 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
135 * configure: Regenerated to track ../common/aclocal.m4 changes.
138 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
140 * configure.in: Don't call sinclude.
142 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
144 * gen-icache.c (print_icache_extraction): Do not type cast
147 * ld-insn.c (load_insn_table): Terminate error with NL.
149 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
151 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
154 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
156 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
157 to suppress inlining by default.
159 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
161 * gen-icache.c (print_icache_extraction): When generating #define
162 force the expression to the correct type.
164 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
166 * misc.c (name2i): strlen returns an unsigned.
168 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
170 * igen.h (struct igen_warn_options): Add unimplemented option.
171 * igen.c (main): Update
173 * ld-insn.c (load_insn_table): Report unimplemented functions.
175 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
177 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
178 separator tokens when parsing a conditional.
180 * igen.h (main): Add option -S so that suffix can be specified.
182 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
184 * igen.h (struct igen_trace_options): Add members insn_expansion
187 * igen.c (main): Add options -Gtrace-insn-expansion,
188 -Gtrace-insn-insertion and -Gtrace-all.
190 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
191 selected for expansion.
192 (gen_entry_expand_opcode): Trace each expanded instruction as it
193 is inserted into the table.
195 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
197 * ld-insn.c (parse_insn_word): Parse conditional operators.
198 (parse_insn_word): Verify field conditionals.
200 * ld-insn.h: Extend syntax to allow macros and field equality.
201 (struct insn_field_cond): Rename insn_field_exclusion, add type.
203 * gen.c (gen_entry_expand_opcode): Check type of conditional.
204 (insns_bit_useless): Ditto.
206 * ld-insn.c (parse_macro_record): New function.
208 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
210 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
212 * ld-insn.c (parse_insn_word): Check instruction field type
213 correctly initialized.
214 (print_insn_words): Ditto.
215 (insn_field_type_to_str): Ditto.
216 (dump_insn_field): Ditto.
218 * gen.c (insns_bit_useless): Ditto.
220 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
222 * gen.h, igen.c (print_include_inline, print_includes,
223 print_includes): New functions. Generate include list. For for
224 semantics et.al. generate CPP code to inline when
227 * igen.c (gen_semantics_c): Call print_includes.
228 * gen-engine.c (gen_engine_c): Ditto.
230 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
232 * igen.h: (struct _igen_name_option): Replace with struct
233 igen_module_option. Contains both module prefix and suffix.
234 (INIT_OPTIONS): Initialize.
236 * igen.c (main): Update -P option to fill in full module info.
237 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
238 gen-support.c): Update.
240 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
242 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
245 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
247 * table.c (table_push): Redo, using stdio. Fixes NT native
248 problem with <CRLF>=><LF> translation...
250 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
252 * gen-engine.c (print_run_body): Re-extract the CIA after
253 processing any events.
255 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
257 * Makefile.in: Get SHELL from configure.
258 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
261 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
263 * igen.c: Pass sim_cia to trace_prefix.
265 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
267 * ld-insn.c (parse_function_record): Check models are valid.
268 (parse_function_record): Only discard function when no model is
271 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
273 * gen-engine.c (print_run_body): Always wrap generated idecode
274 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
276 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
278 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
279 discarded function warning.
281 * igen.c (main): Clarify -Wnodiscard.
283 * ld-insn.c (parse_function_record): For functions, allow use of
284 instruction style function model records
286 * ld-insn.h (nr_function_model_fields): Define.
288 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
290 * igen.c (print_itrace_prefix): Generate call to trace_prefix
291 instead of trace_one_insn.
292 (print_itrace): Generate trace_prefix call if any tracing enabled,
293 (print_itrace): Nest generated call to trace_generic inside
294 conditional for any tracing enabled.
295 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
297 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
299 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
300 * gen-icache.c (print_icache_body): Ditto.
301 * gen-idecode.c (print_idecode_ifetch): Ditto.
303 * gen-icache.c (print_icache_body): Mark successive instruction
306 * ld-insn.c (parse_insn_word): Only report insn-width problems
307 when warning enabled.
309 * igen.h: Add flag for warning about invalid instruction widths.
310 * igen.c: Parse -Wwidth option.
312 * gen-support.c (gen_support_h): Map instruction_word onto
313 <PREFIX>_instruction_word when needed.
314 (print_support_function_name): Use support prefix.
315 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
317 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
319 * gen-support.c (gen_support_h): Generate new macro CPU_.
321 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
323 * gen-engine.c (gen_engine_h): Don't assume a model is present.
324 (gen_engine_c): Ditto.
326 * igen.c (gen_run_c): Ditto.
328 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
329 CPU_CIA. Parameterize with CPU argument.
331 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
333 * gen.h (struct _gen_list): Replace processor with model.
335 * igen.c (gen_idecode_h): Update.
336 (gen_run_c): For generated switch, use model->full_name.
338 * gen.c (print_gen_entry_path): Ditto.
340 (gen_entry_expand_insns): Ditto.
341 (make_gen_tables): Ditto.
343 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
344 function sim_engine_run. Pass argument on to engine_run.
346 * gen-engine.c (print_engine_run_function_header): Add extra
347 argument `nr_cpus' to generated function engine_run.
348 (print_run_body): Fix SMP case.
350 * gen-support.c (support_c_function): Call sim_engine_abort when
351 internal function fails to long jump.
353 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
355 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
358 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
360 * gen-semantics.c (print_semantic_body): Fix handling of
361 hardwired zero register.
363 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
365 * igen.h (struct _igen_gen_options): Add member default_model.
367 * igen.c (gen_run_c): Default to the first machine in the
369 (main): Add MODEL parameter to gen-multi-sim option.
371 * gen.h (function_decl_type): Declare enum.
373 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
374 Make global, pass function_decl_type as argument.
375 (gen_engine_h, gen_engine_c): Update call.
377 * gen-idecode.c (print_idecode_issue_function_header),
378 gen-idecode.h: Pass function_decl_type as argument.
380 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
383 * igen.c (gen_run_c): For multi-sim, initialize globals
384 idecode_issue and engine_run.
386 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
388 * ld-insn.c (parse_insn_model_record): Allow multiple model names
389 to be specified in a single instruction model record.
390 (dump_insn_model_entry): Update.
392 * ld-insn.h (struct _insn_model_entry): Replace member name with
393 the filter names. Document syntax change.
395 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
397 * gen-engine.c (print_run_body): Add hooks for adding code before
398 and after an instruction has been issued.
400 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
402 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
403 `#ifdef 0' around this.
405 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
407 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
410 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
412 * ld-insn.h: Document mnemonic string format.
414 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
416 * gen-icache.c (print_icache_extraction): Force result of atol to
419 * ld-insn.c (parse_function_record): Separate handling of old and
420 ney fynction records.
421 (load_insn_table): For %s record, hack function name & type after
424 * filter.h (filter_is_subset): Reverse argument names, wrong
427 * ld-insn.c (load_insn_table): Move include code to.
428 (parse_include_record): New function. Check for filtering of
429 include statement by both flags and models.
430 (load_insn_table): Check for model filtering of cache and model
432 (parse_model_data_record): Check for model & flag filtering of
434 (parse_function_record): Check for model & flag filtering of
437 * ld-insn.h: Define record_filter_models_field. Add filter-models
438 field to all but instruction records.
439 (struct _function_entry, struct _cache_entry): Add models field.
440 (nr_function_fields): Make parm field mandatory.
442 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
444 * igen.c (main): Change -I option to -I<directory>. Add optional
445 size to -Ggen-icache option. Add -Gno-... support.
447 * igen.h (struct _igen_options): Add include field.
449 * ld-insn.c (enum insn_record_type, insn_type_map): Add
451 (load_insn_table): Call table_push when include record.
453 * table.c (struct _open table, struct table): Make table object an
454 indirect ptr to the current table file.
455 (current_line, new_table_entry, next_line): Make file arg type
457 (table_open): Use table_push.
458 (table_read): Point variable file at current table, at eof, pop
461 * table.h, table.c (table_push): New function.
463 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
465 * gen-semantics.c (print_semantic_body): Use CIA not
466 cia.ip. Escape newlines at end of generated call to
469 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
471 * igen.c (print_itrace): Output line-ref to igen source file when
472 generating trace statements.
473 (print_itrace_prefix, print_itrace_format): Escape newline at end
474 of each line of generated call to trace function.
476 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
478 * gen-support.c (gen_support_h): Generate #define NIA. Definition
479 dependant on gen-delayed-branch mode.
481 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
482 closing double quote in mnemonic field.
483 (parse_option_record): Add gen-delayed-branch option.
485 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
487 * gen.c (insn_list_insert): Missing \n in warning.
489 * ld-insn.c (load_insn_table): Only notify of discarded
490 instrctions when warn.discard enabled.
492 * igen.h: Add option.warn.discard, default enabled.
494 * igen.c (main): Add -Wnodiscard option.
496 * ld-insn.c (record_type): For old record type, check the number
497 of fields is correct.
498 (load_insn_table): Allow insn assembler and insn model records to
500 (parse_insn_model_record): Rename from parse_insn_model_records.
501 Parse only one record.
502 (parse_insn_mnemonic_record): Rename from
503 parse_insn_mnemonic_records. Parse only one record.
505 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
507 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
508 illegal zero-sized array.
509 (itable_print_set): likewise, avoid empty initializers.
511 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
513 * configure.in: i386-windows is a cross, so don't expect
514 libiberty to be there.
515 * configure: updated.
517 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
519 * igen.c (print_function_name): Put the format name after the
520 function / instruction name, not before.
521 (print_itrace): Better format trace code.
523 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
525 * gen.c (insns_bit_useless): Don't treat string fields restricted
526 to a range of values as useless.
528 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
530 * igen.c (gen_run_c): Handle non-multi-sim case.
532 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
535 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
537 * gen-semantics.c (print_semantic_body): Trace the instruction
538 after it has been validated.
539 (print_semantic_body): Count the instruction using sim-profile.
541 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
543 * gen-itable.c (gen_itable_h): Collect summary info on instruction
544 table when traversing it.
545 (gen_itable_h): Output an enum defining the max size of each of
546 the itable string members.
548 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
550 * igen.c (gen_run_c): New function. Generate sim_engine_run that
551 looks at the currently selected architecture.
553 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
554 one engine per model.
556 * gen-semantics.c, gen-icache.c gen-support.c:
559 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
560 returns a line at a time. Parse multi-word instructions. Add
563 * table.h, table.c: Simplify. Only parse a single line at a time.
564 ld-insn can handle the rest.
566 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
567 filter_is_common, filter_is_member, filter_next): New filter
569 (dump_filter): Ditto.
571 * gen.h, gen.c: New file. Takes the insn table and turns it into
572 a set of decode tables and semantic functions.
574 * ld-insn.c: Copy generator code from here.
577 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
579 * misc.h (NZALLOC): Allocate an N element array of TYPE.
581 * table.h, table.c: Simplify table parser so that it only
582 understands colon delimited lines and code blocks.
583 (table_read): Parse '{' ... '}' as a code block.
584 (table_print_code): New function, print out a code block to file.
585 (main): Add suport for standalone testing.
587 * ld-insn.h, ld-insn.c:
590 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
592 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
593 (print_jump_definition, print_jump, print_jump_internal_function,
594 print_jump_insn, print_jump_until_stop_body): Delete, moved to
597 * igen.c (print_itrace_format): Delete unused variable chp.
598 (gen-engine.h): Include.
600 * table.c (current_file_name, current_line_entry,
601 current_line_entry): Make static.
603 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
605 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
606 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
607 * configure.in: Include simulator common/aclocal.m4.
608 * configure.in: Add --enable-sim-warnings option.
609 * configure: Re-generate.
613 * Makefile.in (tmp-filter): New rule.
614 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
615 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
617 * gen.h, gen.c: New files.
619 * Makefile.in (gen.o, tmp-gen): New rules, update all
622 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
624 * ld-insn.c (load_insn_table): Accept %s as a function type.
626 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
628 * igen.c (print_itrace_prefix): Move printing of insn prefix to
630 (print_itrace_format): Drop printing of MY_NAME in instruction
631 trace. Printing of insn prefix moved.
632 (print_itrace): Ditto.
634 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
636 * gen-icache.c (print_icache_function_header): Pass
637 table_line_entry instead of separate file and line.
639 * table.c (table_entry_read): Set assembler source file/line-nr to
640 the current not initial file.
641 (table_entry_read): Fix line numbering of source files.
643 table.h (table_line_entry): New structure. Exactly specifies a
645 (table_*_entry): Add this to all.
647 table.c (table_entry_print_cpp_line_nr): Change to use values from
648 a table_line_entry struct.
649 (table_entry_read): Save table_line_entry in all structures read.
651 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
652 gen-model.c: Update all references.
654 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
656 * igen.c (print_my_defines): Define MY_NAME - a string. For
657 MY_PREFIX, undefine the name of the function incase some dumb
658 header defined it. it.
659 (print_itrace): Use MY_NAME not MY_PREFIX.
661 * lf.c (lf_write): New function write an N character buffer to the
664 * igen.c (print_itrace): When available, use the assembler to
665 print the insn-trace.
666 (print_itrace_prefix): New function, print first part of call to
668 (print_itrace_format): New function, print fmt argument for
671 * table.c (table_entry_read): Save any assembler lines instead of
674 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
676 * gen-icache.c (print_icache_body): Process immeds.
678 * gen-semantics.c (print_semantic_body): When computing NIA, skip
679 any immed words that follow the instruction word.
681 * ld-insn.c (parse_insn_format): Parse immeds appended to an
684 * igen.c (main): Allow any register to be specified as the zero
686 (semantic_zero_reg): Global, index to zero register.
688 * gen-semantics.c (print_semantic_body): Zero selected register.
690 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
692 * igen.h: Stop options and code gen type bit masks overlaping.
694 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
696 * gen-semantics.c (print_semantic_body): Incorrect test for
699 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
701 * gen-semantics.c (print_semantic_body): Use common sim-engine
704 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
706 * gen-semantics.c (print_semantic_body): Add code to clear r0.
708 * igen.c (main): Add new option zero-r0, which adds code to clear
711 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
713 * igen.c (print_itrace): Fix so line-nr is passed to trace
716 * gen-idecode.c (print_idecode_validate): Correct FP code.
718 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
720 (print_support_function_name): Ditto.
722 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
724 * igen.c (print_itrace): Call trace_one_insn to trace
725 instructions, rather than doing it directly.
727 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
729 * gen-engine.c (engine_switch_leaf): Remove extra %s.
730 (print_engine_floating_point_unavailable): Wrap in #ifdef
731 UNUSED/#endif, until somebody uses it.
733 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
735 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
737 (print_idecode_validate): Use long formats to print long values.
739 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
740 if we get an unexpected type.
742 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
744 * igen.c (print_itrace): Pass SD as well as CPU to calls to
747 * gen-support.c (gen_support_h): Always pass sim_cia cia to
749 (print_support_function_name): Ditto.
751 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
753 * gen-support.c (support_c_function): Remove unnecessary memset of
755 * gen-semantics.c (print_semantic_body): Wasn't closing
758 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
760 * ld-insn.c (load_insn_table): Report instructions that do not
761 have at least a format and name.
762 (insn_table_find_opcode_field): Check progress is being made.
764 * gen-support.c (support_c_function): Report empty function body.
766 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
768 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
770 (insn_table_expand_insns): Allow special rules to apply to groups
771 of instructions when all members of the group match the special
774 * gen-semantics.c (print_c_semantic): Ditto.
775 * igen.c (print_semantic_function_formal): Ditto.
776 (print_semantic_function_type): Ditto.
777 * igen.c (print_icache_function_formal): Ditto.
778 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
780 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
781 instruction_address type.
783 * gen-semantics.c (print_semantic_body): Call cpu_error when an
784 unimplemented instruction is encountered - gives the interpreter
785 the chance to stop correctly.
787 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
789 * igen.c (print_function_name): Allow dot's in instruction names.
791 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
793 * igen.c (main), igen.h: Support new option - delayed-branch -
794 generate code to drive a delayed branch processor.
796 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
798 * igen.c (print_icache_function_formal): Replace address_word with
800 (print_semantic_function_formal): Ditto.
801 (print_semantic_function_type): Ditto.
802 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
804 * gen-semantics.c (print_semantic_body): Ditto.
805 (print_c_semantic): Ditto.
807 * gen-support.c (support_c_function): Return a zeroed CIA instead
808 of just zero - works with any cia type.
810 * igen.c (print_itrace): For delayed branch case, print just the
813 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
815 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
817 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
819 * Makefile.in (INSTALL): Set to @INSTALL@.
820 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
822 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
824 * Makefile.in (INSTALL): Change install.sh to install-sh.
826 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
828 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
829 * gen-idecode.c (gen_idecode_c): Likewise.
830 * igen.c (gen_semantics_c): Likewise.
832 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
834 * gen-icache.c (print_icache_body): No longer define cpu/sd,
835 support.h now defines CPU/SD globally.
837 * gen-model.c (gen_model_h): Ditto.
839 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
841 (print_jump_until_stop_body): Ditto.
842 (print_idecode_validate): Ditto.
844 * gen-icache.c (print_icache_body): Ditto.
846 * gen-semantics.c (print_semantic_body): Ditto.
848 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
850 (print_icache_function_formal): Ditto.
852 * gen-support.c (print_support_function_name): Include sd/cpu arg
853 in support function argument list.
854 (support_c_function): Generate code to cpu/sd from sd/cpu.
855 (gen_support_h): Define _SD the argument prefix for all support
856 functions. Define SD/CPU to determine sd/cpu from value of _SD
859 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
861 * gen-support.c (gen_support_c): Update for renaming of engine to
865 * gen-idecode.c (gen_idecode_c): Ditto.
867 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
869 * ld-decode.c (load_decode_table): Rename slash to reserved.
870 (dump_decode_rule): Ditto.
872 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
873 reserved bit - and a `*' - wild card.
874 (parse_insn_format): Change is_slash to more informative reserved.
875 (dump_insn_field): Ditto.
876 (insn_field_is_constant): Ditto.
877 (insn_table_expand_opcode): Ditto.
879 * gen-idecode.c (print_idecode_validate): Make check_mask and
880 check_val the correct integer size.
881 (print_idecode_validate): Fix reserved bit check for 64 bit
884 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
886 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
887 `/' in bit fields. `/' denotes a wild bit.
889 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
891 * igen.h, igen.c (main): New options. Control generation of
892 conditional issue and slot verification code.
894 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
896 * gen-support.c (print_support_function_name): Prepend the global
897 name prefix when applicable. Provide #define to map the user
898 specified name the generated globaly unique one.
900 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
902 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
903 - reserved bits, floating point and slot validation - with a
904 #ifdef so that they are optional.
906 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
908 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
909 - report the error of a leaf node in the decision tree containing
910 several instructions.
911 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
912 (print_idecode_switch_leaf): Ditto.
914 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
915 print_idecode_invalid): Rename former to latter. Add argument so
916 that one function can generate all invalid instruction cases -
917 illegal, fp-unavailable, wrong-slot.
918 * gen-engine.c: Update.
920 * gen-idecode.c: Use print_idecode_invalid to generate a function
921 call for cases when fp-unavailable and the slot is wrong.
923 * gen-idecode.c (print_idecode_validate): New check, generate code
924 to verify that the instruction slot is correct.
926 * igen.c (main): Simplify options.
928 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
930 * igen.c (print_itrace): Remove source line reference for trace
931 code - let the user see the generated file.
932 (print_itrace): Print the trace code rather than reference a
935 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
937 * igen.c (print_semantic_function_actual): Pass either the
938 processor - smp - or the engine - mono - into semantic functions.
941 * gen-icache.c (print_icache_body): Dependant on smp, derive
942 processor from engine or engine from processor, and hence ensuring
943 that both are defined in all semantic functions.
945 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
947 * ld-insn.c (parse_insn_format): Make the width field optional.
948 If missing assume that the number of characters in the value
949 determines the number of bits in the field.
951 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
953 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
954 more useful error message.
956 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
958 * misc.c (error): Output errors on stderr.
960 * ld-insn.c (parse_insn_format): Skip any leading spaces.
961 Verify the width of instructions being parsed.
963 * table.c (table_entry_read): Parse CPP's convention for
964 specifying original file name/line-nr.
966 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
968 * ld-insn.c (parse_insn_format): Allow trailing spaces in
971 * Makefile.in: Create using ../ppc/Makefile.in as a starting
973 * configure.in: Ditto vis ../ppc/configure.in
975 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
977 * gen-support.c (gen_support_c): Always include engine.h instead
979 * gen-idecode.c (gen_idecode_c): Ditto.
981 * words.h (instruction_word): Remove instruction_word - now
983 (address_word): New. Used by igen.
985 * lf.c (lf_print_function_type_function): New, pass a function to
986 print out the type instead of a constant string.
988 * igen.h, igen.c (print_semantic_function_formal,
989 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
990 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
991 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
992 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
993 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
994 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
995 * gen-idecode.c (print_idecode_table): Update.
996 (idecode_switch_leaf): Update.
997 (print_idecode_switch_function_header): Ditto.
998 (print_idecode_floating_point_unavailable): Ditto.
999 (print_idecode_issue_function_header): Ditto.
1000 * igen.c (gen_icache_h): Ditto.
1001 * gen-engine.c (print_engine_table): Ditto.
1002 (engine_switch_leaf): Ditto.
1003 * gen-support.c (print_support_function_name): Ditto.
1004 * gen-semantics.c (print_semantic_function_header): Update.
1006 * gen-icache.c (print_icache_function_header): Update.
1007 (print_icache_function): Update.
1008 (print_icache_internal_function_declaration): Update.
1009 (print_icache_internal_function_definition): Update.
1011 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
1012 files, will at some stage need to move it into support.
1014 * igen.h, igen.c (main): New option -e <engine> - generate a full
1015 simulation engine. Previously this was the -d <idecode-file>
1017 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
1018 to clean these up so that that call upon the updated gen-idecode
1021 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
1022 generating a decode table.
1024 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
1026 * igen.h, igen.c (main): New option -M - Control what is returned
1027 by semantic functions - -1/NIA vs CIA+N/NIA. Add
1028 generate_semantic_returning_modified_nia_only to igen_code enum.
1029 * gen-semantics.c (print_semantic_body): As an alternative, make
1030 NIA == -1 instead of CIA+insn_size by default.
1032 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
1033 New option -P <prefix> - Prepend all generated functions with the
1035 (gen_idecode_c): Adjust.
1036 * gen-icache.c (print_icache_struct): Ditto.
1037 * gen-support.c (gen_support_c): Ditto.
1039 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1041 * igen.c (main): Correct usage. Missleading message about ucase
1042 options dumping internal tables. -F now includes rather then
1043 excludes instructions.
1045 * misc.h, misc.c (a2i): Make 64bit.
1047 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1048 max to 64bits, expect trouble. Make the default 32 bits.
1049 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1050 et.al. macro's to use the insn_bit_size instead of assuming 32
1052 * gen-icache.c (print_icache_extraction): Ditto.
1053 * gen-idecode.c (idecode_switch_start): Ditto.
1054 * gen-idecode.c (gen_idecode_c): Ditto
1056 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1057 Indicates that the instruction field of the table is specifying
1058 bit widths instead of bit offsets.
1059 * ld-insn.c (parse_insn_format): Parse instruction fields
1062 * misc.c (a2i): Allow binary numbers to be specified using the
1064 * ld-insn.c: Allow such numbers to appear in the instruction
1067 * table.c (table_entry_read): Make // a valid comment character.
1068 (table_entry_read): Skip lines containing a leading " - these may
1069 eventually be used in a disasembler.
1071 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1073 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1074 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1075 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1076 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1077 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1078 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1079 from the ../ppc directory.
1081 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1082 renaming from filter_filename.[hc]