1 2005-01-07 Andrew Cagney <cagney@gnu.org>
3 * configure.ac: Rename configure.in, require autoconf 2.59.
4 * configure: Re-generate.
6 2003-05-03 Chris Demetriou <cgd@broadcom.com>
8 * compare_igen_models: Tweak attribution slightly.
10 2002-11-22 Andrew Cagney <cagney@redhat.com>
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.
16 2002-11-21 Andrew Cagney <ac131313@redhat.com>
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.
28 2002-11-21 Andrew Cagney <ac131313@redhat.com>
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.
40 2002-11-06 Richard Sandiford <rsandifo@redhat.com>
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.
46 2002-08-28 Dave Brolley <brolley@redhat.com>
48 * gen-support.c (gen_support_h): Generate
49 '#define semantic_illegal <PREFIX>_semantic_illegal'.
51 2002-08-22 Chris Demetriou <cgd@broadcom.com>
53 * compare_igen_models: New script.
55 2002-06-17 Andrew Cagney <cagney@redhat.com>
57 * gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
59 * igen.c (main): Add default case to switch.
60 * gen-icache.c (print_icache_extraction): Ditto.
62 2002-06-17 Andrew Cagney <cagney@redhat.com>
64 * Makefile.in (BUILD_CFLAGS): Remove -O0.
66 2002-06-16 Andrew Cagney <ac131313@redhat.com>
68 * configure: Regenerated to track ../common/aclocal.m4 changes.
70 2002-06-03 Richard Henderson <rth@redhat.com>
72 * gen-engine.c (print_run_body): Avoid multi-line strings.
73 * lf.c (lf_print__gnu_copyleft): Likewise.
75 2002-05-01 Chris Demetriou <cgd@broadcom.com>
77 * igen.c: Use 'deprecated' rather than 'depreciated.'
79 2002-03-23 Andrew Cagney <ac131313@redhat.com>
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
86 2002-03-07 Chris Demetriou <cgd@broadcom.com>
88 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
90 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
92 * configure: Regenerated to track ../common/aclocal.m4 changes.
94 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
96 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
97 of GPR_SET(N,0) for gen-zero-rN.
99 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
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.
106 * configure: Regenerated to track ../common/aclocal.m4 changes.
108 1999-05-08 Felix Lee <flee@cygnus.com>
110 * configure: Regenerated to track ../common/aclocal.m4 changes.
112 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
114 * igen.c (main): Fix -Pitable=.
116 * gen-engine.c (print_run_body): Prefix instruction_address.
118 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
120 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
123 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
125 * gen-icache.c (print_icache_extraction): #undef a generated
126 symbol before #define'ing it, to remove conflict with system
129 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
131 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
132 the extraction of the value from its source - both table and bit
135 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
137 * ld-insn.c (parse_insn_word): For constant conditional strings,
138 encode their bit value.
140 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
141 operands to refer to fields in earlier instruction words.
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.
150 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
152 * configure: Regenerated to track ../common/aclocal.m4 changes.
155 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
157 * acconfig.h: New file.
158 * configure.in: Reverted change of Apr 24; use sinclude again.
160 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
162 * configure: Regenerated to track ../common/aclocal.m4 changes.
165 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
167 * configure.in: Don't call sinclude.
169 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
171 * gen-icache.c (print_icache_extraction): Do not type cast
174 * ld-insn.c (load_insn_table): Terminate error with NL.
176 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
178 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
181 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
183 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
184 to suppress inlining by default.
186 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
188 * gen-icache.c (print_icache_extraction): When generating #define
189 force the expression to the correct type.
191 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
193 * misc.c (name2i): strlen returns an unsigned.
195 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
197 * igen.h (struct igen_warn_options): Add unimplemented option.
198 * igen.c (main): Update
200 * ld-insn.c (load_insn_table): Report unimplemented functions.
202 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
204 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
205 separator tokens when parsing a conditional.
207 * igen.h (main): Add option -S so that suffix can be specified.
209 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
211 * igen.h (struct igen_trace_options): Add members insn_expansion
214 * igen.c (main): Add options -Gtrace-insn-expansion,
215 -Gtrace-insn-insertion and -Gtrace-all.
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.
222 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
224 * ld-insn.c (parse_insn_word): Parse conditional operators.
225 (parse_insn_word): Verify field conditionals.
227 * ld-insn.h: Extend syntax to allow macros and field equality.
228 (struct insn_field_cond): Rename insn_field_exclusion, add type.
230 * gen.c (gen_entry_expand_opcode): Check type of conditional.
231 (insns_bit_useless): Ditto.
233 * ld-insn.c (parse_macro_record): New function.
235 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
237 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
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.
245 * gen.c (insns_bit_useless): Ditto.
247 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
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
254 * igen.c (gen_semantics_c): Call print_includes.
255 * gen-engine.c (gen_engine_c): Ditto.
257 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
259 * igen.h: (struct _igen_name_option): Replace with struct
260 igen_module_option. Contains both module prefix and suffix.
261 (INIT_OPTIONS): Initialize.
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.
267 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
269 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
272 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
274 * table.c (table_push): Redo, using stdio. Fixes NT native
275 problem with <CRLF>=><LF> translation...
277 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
279 * gen-engine.c (print_run_body): Re-extract the CIA after
280 processing any events.
282 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
284 * Makefile.in: Get SHELL from configure.
285 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
288 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
290 * igen.c: Pass sim_cia to trace_prefix.
292 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
294 * ld-insn.c (parse_function_record): Check models are valid.
295 (parse_function_record): Only discard function when no model is
298 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
300 * gen-engine.c (print_run_body): Always wrap generated idecode
301 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
303 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
305 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
306 discarded function warning.
308 * igen.c (main): Clarify -Wnodiscard.
310 * ld-insn.c (parse_function_record): For functions, allow use of
311 instruction style function model records
313 * ld-insn.h (nr_function_model_fields): Define.
315 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
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.
324 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
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.
330 * gen-icache.c (print_icache_body): Mark successive instruction
333 * ld-insn.c (parse_insn_word): Only report insn-width problems
334 when warning enabled.
336 * igen.h: Add flag for warning about invalid instruction widths.
337 * igen.c: Parse -Wwidth option.
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.
344 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
346 * gen-support.c (gen_support_h): Generate new macro CPU_.
348 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
350 * gen-engine.c (gen_engine_h): Don't assume a model is present.
351 (gen_engine_c): Ditto.
353 * igen.c (gen_run_c): Ditto.
355 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
356 CPU_CIA. Parameterize with CPU argument.
358 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
360 * gen.h (struct _gen_list): Replace processor with model.
362 * igen.c (gen_idecode_h): Update.
363 (gen_run_c): For generated switch, use model->full_name.
365 * gen.c (print_gen_entry_path): Ditto.
367 (gen_entry_expand_insns): Ditto.
368 (make_gen_tables): Ditto.
370 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
371 function sim_engine_run. Pass argument on to engine_run.
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.
377 * gen-support.c (support_c_function): Call sim_engine_abort when
378 internal function fails to long jump.
380 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
382 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
385 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
387 * gen-semantics.c (print_semantic_body): Fix handling of
388 hardwired zero register.
390 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
392 * igen.h (struct _igen_gen_options): Add member default_model.
394 * igen.c (gen_run_c): Default to the first machine in the
396 (main): Add MODEL parameter to gen-multi-sim option.
398 * gen.h (function_decl_type): Declare enum.
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.
404 * gen-idecode.c (print_idecode_issue_function_header),
405 gen-idecode.h: Pass function_decl_type as argument.
407 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
410 * igen.c (gen_run_c): For multi-sim, initialize globals
411 idecode_issue and engine_run.
413 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
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.
419 * ld-insn.h (struct _insn_model_entry): Replace member name with
420 the filter names. Document syntax change.
422 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
424 * gen-engine.c (print_run_body): Add hooks for adding code before
425 and after an instruction has been issued.
427 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
429 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
430 `#ifdef 0' around this.
432 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
434 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
437 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
439 * ld-insn.h: Document mnemonic string format.
441 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
443 * gen-icache.c (print_icache_extraction): Force result of atol to
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
451 * filter.h (filter_is_subset): Reverse argument names, wrong
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
459 (parse_model_data_record): Check for model & flag filtering of
461 (parse_function_record): Check for model & flag filtering of
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.
469 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
471 * igen.c (main): Change -I option to -I<directory>. Add optional
472 size to -Ggen-icache option. Add -Gno-... support.
474 * igen.h (struct _igen_options): Add include field.
476 * ld-insn.c (enum insn_record_type, insn_type_map): Add
478 (load_insn_table): Call table_push when include record.
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
484 (table_open): Use table_push.
485 (table_read): Point variable file at current table, at eof, pop
488 * table.h, table.c (table_push): New function.
490 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
492 * gen-semantics.c (print_semantic_body): Use CIA not
493 cia.ip. Escape newlines at end of generated call to
496 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
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.
503 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
505 * gen-support.c (gen_support_h): Generate #define NIA. Definition
506 dependant on gen-delayed-branch mode.
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.
512 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
514 * gen.c (insn_list_insert): Missing \n in warning.
516 * ld-insn.c (load_insn_table): Only notify of discarded
517 instrctions when warn.discard enabled.
519 * igen.h: Add option.warn.discard, default enabled.
521 * igen.c (main): Add -Wnodiscard option.
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
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.
532 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
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.
538 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
540 * configure.in: i386-windows is a cross, so don't expect
541 libiberty to be there.
542 * configure: updated.
544 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
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.
550 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
552 * gen.c (insns_bit_useless): Don't treat string fields restricted
553 to a range of values as useless.
555 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
557 * igen.c (gen_run_c): Handle non-multi-sim case.
559 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
562 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
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.
568 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
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.
575 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
577 * igen.c (gen_run_c): New function. Generate sim_engine_run that
578 looks at the currently selected architecture.
580 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
581 one engine per model.
583 * gen-semantics.c, gen-icache.c gen-support.c:
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
590 * table.h, table.c: Simplify. Only parse a single line at a time.
591 ld-insn can handle the rest.
593 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
594 filter_is_common, filter_is_member, filter_next): New filter
596 (dump_filter): Ditto.
598 * gen.h, gen.c: New file. Takes the insn table and turns it into
599 a set of decode tables and semantic functions.
601 * ld-insn.c: Copy generator code from here.
604 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
606 * misc.h (NZALLOC): Allocate an N element array of TYPE.
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.
614 * ld-insn.h, ld-insn.c:
617 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
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
624 * igen.c (print_itrace_format): Delete unused variable chp.
625 (gen-engine.h): Include.
627 * table.c (current_file_name, current_line_entry,
628 current_line_entry): Make static.
630 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
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.
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.
644 * gen.h, gen.c: New files.
646 * Makefile.in (gen.o, tmp-gen): New rules, update all
649 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
651 * ld-insn.c (load_insn_table): Accept %s as a function type.
653 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
655 * igen.c (print_itrace_prefix): Move printing of insn prefix to
657 (print_itrace_format): Drop printing of MY_NAME in instruction
658 trace. Printing of insn prefix moved.
659 (print_itrace): Ditto.
661 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
663 * gen-icache.c (print_icache_function_header): Pass
664 table_line_entry instead of separate file and line.
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.
670 table.h (table_line_entry): New structure. Exactly specifies a
672 (table_*_entry): Add this to all.
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.
678 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
679 gen-model.c: Update all references.
681 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
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.
688 * lf.c (lf_write): New function write an N character buffer to the
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
695 (print_itrace_format): New function, print fmt argument for
698 * table.c (table_entry_read): Save any assembler lines instead of
701 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
703 * gen-icache.c (print_icache_body): Process immeds.
705 * gen-semantics.c (print_semantic_body): When computing NIA, skip
706 any immed words that follow the instruction word.
708 * ld-insn.c (parse_insn_format): Parse immeds appended to an
711 * igen.c (main): Allow any register to be specified as the zero
713 (semantic_zero_reg): Global, index to zero register.
715 * gen-semantics.c (print_semantic_body): Zero selected register.
717 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
719 * igen.h: Stop options and code gen type bit masks overlaping.
721 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
723 * gen-semantics.c (print_semantic_body): Incorrect test for
726 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
728 * gen-semantics.c (print_semantic_body): Use common sim-engine
731 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
733 * gen-semantics.c (print_semantic_body): Add code to clear r0.
735 * igen.c (main): Add new option zero-r0, which adds code to clear
738 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
740 * igen.c (print_itrace): Fix so line-nr is passed to trace
743 * gen-idecode.c (print_idecode_validate): Correct FP code.
745 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
747 (print_support_function_name): Ditto.
749 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
751 * igen.c (print_itrace): Call trace_one_insn to trace
752 instructions, rather than doing it directly.
754 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
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.
760 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
762 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
764 (print_idecode_validate): Use long formats to print long values.
766 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
767 if we get an unexpected type.
769 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
771 * igen.c (print_itrace): Pass SD as well as CPU to calls to
774 * gen-support.c (gen_support_h): Always pass sim_cia cia to
776 (print_support_function_name): Ditto.
778 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
780 * gen-support.c (support_c_function): Remove unnecessary memset of
782 * gen-semantics.c (print_semantic_body): Wasn't closing
785 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
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.
791 * gen-support.c (support_c_function): Report empty function body.
793 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
795 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
797 (insn_table_expand_insns): Allow special rules to apply to groups
798 of instructions when all members of the group match the special
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.
807 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
808 instruction_address type.
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.
814 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
816 * igen.c (print_function_name): Allow dot's in instruction names.
818 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
820 * igen.c (main), igen.h: Support new option - delayed-branch -
821 generate code to drive a delayed branch processor.
823 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
825 * igen.c (print_icache_function_formal): Replace address_word with
827 (print_semantic_function_formal): Ditto.
828 (print_semantic_function_type): Ditto.
829 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
831 * gen-semantics.c (print_semantic_body): Ditto.
832 (print_c_semantic): Ditto.
834 * gen-support.c (support_c_function): Return a zeroed CIA instead
835 of just zero - works with any cia type.
837 * igen.c (print_itrace): For delayed branch case, print just the
840 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
842 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
844 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
846 * Makefile.in (INSTALL): Set to @INSTALL@.
847 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
849 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
851 * Makefile.in (INSTALL): Change install.sh to install-sh.
853 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
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.
859 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
861 * gen-icache.c (print_icache_body): No longer define cpu/sd,
862 support.h now defines CPU/SD globally.
864 * gen-model.c (gen_model_h): Ditto.
866 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
868 (print_jump_until_stop_body): Ditto.
869 (print_idecode_validate): Ditto.
871 * gen-icache.c (print_icache_body): Ditto.
873 * gen-semantics.c (print_semantic_body): Ditto.
875 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
877 (print_icache_function_formal): Ditto.
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
886 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
888 * gen-support.c (gen_support_c): Update for renaming of engine to
892 * gen-idecode.c (gen_idecode_c): Ditto.
894 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
896 * ld-decode.c (load_decode_table): Rename slash to reserved.
897 (dump_decode_rule): Ditto.
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.
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
911 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
913 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
914 `/' in bit fields. `/' denotes a wild bit.
916 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
918 * igen.h, igen.c (main): New options. Control generation of
919 conditional issue and slot verification code.
921 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
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.
927 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
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.
933 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
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.
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.
947 * gen-idecode.c: Use print_idecode_invalid to generate a function
948 call for cases when fp-unavailable and the slot is wrong.
950 * gen-idecode.c (print_idecode_validate): New check, generate code
951 to verify that the instruction slot is correct.
953 * igen.c (main): Simplify options.
955 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
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
962 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
964 * igen.c (print_semantic_function_actual): Pass either the
965 processor - smp - or the engine - mono - into semantic functions.
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.
972 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
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.
978 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
980 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
981 more useful error message.
983 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
985 * misc.c (error): Output errors on stderr.
987 * ld-insn.c (parse_insn_format): Skip any leading spaces.
988 Verify the width of instructions being parsed.
990 * table.c (table_entry_read): Parse CPP's convention for
991 specifying original file name/line-nr.
993 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
995 * ld-insn.c (parse_insn_format): Allow trailing spaces in
998 * Makefile.in: Create using ../ppc/Makefile.in as a starting
1000 * configure.in: Ditto vis ../ppc/configure.in
1002 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
1004 * gen-support.c (gen_support_c): Always include engine.h instead
1006 * gen-idecode.c (gen_idecode_c): Ditto.
1008 * words.h (instruction_word): Remove instruction_word - now
1010 (address_word): New. Used by igen.
1012 * lf.c (lf_print_function_type_function): New, pass a function to
1013 print out the type instead of a constant string.
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.
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.
1038 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
1039 files, will at some stage need to move it into support.
1041 * igen.h, igen.c (main): New option -e <engine> - generate a full
1042 simulation engine. Previously this was the -d <idecode-file>
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
1048 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
1049 generating a decode table.
1051 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
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.
1059 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
1060 New option -P <prefix> - Prepend all generated functions with the
1062 (gen_idecode_c): Adjust.
1063 * gen-icache.c (print_icache_struct): Ditto.
1064 * gen-support.c (gen_support_c): Ditto.
1066 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1068 * igen.c (main): Correct usage. Missleading message about ucase
1069 options dumping internal tables. -F now includes rather then
1070 excludes instructions.
1072 * misc.h, misc.c (a2i): Make 64bit.
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
1079 * gen-icache.c (print_icache_extraction): Ditto.
1080 * gen-idecode.c (idecode_switch_start): Ditto.
1081 * gen-idecode.c (gen_idecode_c): Ditto
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
1089 * misc.c (a2i): Allow binary numbers to be specified using the
1091 * ld-insn.c: Allow such numbers to appear in the instruction
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.
1098 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
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.
1108 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1109 renaming from filter_filename.[hc]