1 2002-08-22 Chris Demetriou <cgd@broadcom.com>
3 * compare_igen_models: New script.
5 2002-06-17 Andrew Cagney <cagney@redhat.com>
7 * gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
9 * igen.c (main): Add default case to switch.
10 * gen-icache.c (print_icache_extraction): Ditto.
12 2002-06-17 Andrew Cagney <cagney@redhat.com>
14 * Makefile.in (BUILD_CFLAGS): Remove -O0.
16 2002-06-16 Andrew Cagney <ac131313@redhat.com>
18 * configure: Regenerated to track ../common/aclocal.m4 changes.
20 2002-06-03 Richard Henderson <rth@redhat.com>
22 * gen-engine.c (print_run_body): Avoid multi-line strings.
23 * lf.c (lf_print__gnu_copyleft): Likewise.
25 2002-05-01 Chris Demetriou <cgd@broadcom.com>
27 * igen.c: Use 'deprecated' rather than 'depreciated.'
29 2002-03-23 Andrew Cagney <ac131313@redhat.com>
31 * gen.c (format_name_cmp): New function.
32 (insn_list_insert): Use the instruction field name as an
33 additional key. Different field names indicate different
36 2002-03-07 Chris Demetriou <cgd@broadcom.com>
38 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
40 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
42 * configure: Regenerated to track ../common/aclocal.m4 changes.
44 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
46 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
47 of GPR_SET(N,0) for gen-zero-rN.
49 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
51 * Makefile.in (SIM_WARNINGS): Replace this with.
52 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
53 WARN_CFLAGS): With these.
54 (BUILD_CFLAGS): Update.
56 * configure: Regenerated to track ../common/aclocal.m4 changes.
58 1999-05-08 Felix Lee <flee@cygnus.com>
60 * configure: Regenerated to track ../common/aclocal.m4 changes.
62 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
64 * igen.c (main): Fix -Pitable=.
66 * gen-engine.c (print_run_body): Prefix instruction_address.
68 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
70 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
73 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
75 * gen-icache.c (print_icache_extraction): #undef a generated
76 symbol before #define'ing it, to remove conflict with system
79 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
81 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
82 the extraction of the value from its source - both table and bit
85 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
87 * ld-insn.c (parse_insn_word): For constant conditional strings,
88 encode their bit value.
90 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
91 operands to refer to fields in earlier instruction words.
93 * gen.c (sub_val): Replace field argument with val_last_pos.
94 (gen_entry_expand_opcode): Look in previous tables for a value for
95 a conditional field as well as the bits from the current table.
96 (insn_list_insert): Add sort key of instructions where
97 their operand fields have different conditionals.
98 (insn_field_cmp): New function.
100 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
102 * configure: Regenerated to track ../common/aclocal.m4 changes.
105 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
107 * acconfig.h: New file.
108 * configure.in: Reverted change of Apr 24; use sinclude again.
110 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
112 * configure: Regenerated to track ../common/aclocal.m4 changes.
115 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
117 * configure.in: Don't call sinclude.
119 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
121 * gen-icache.c (print_icache_extraction): Do not type cast
124 * ld-insn.c (load_insn_table): Terminate error with NL.
126 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
128 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
131 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
133 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
134 to suppress inlining by default.
136 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
138 * gen-icache.c (print_icache_extraction): When generating #define
139 force the expression to the correct type.
141 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
143 * misc.c (name2i): strlen returns an unsigned.
145 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
147 * igen.h (struct igen_warn_options): Add unimplemented option.
148 * igen.c (main): Update
150 * ld-insn.c (load_insn_table): Report unimplemented functions.
152 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
154 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
155 separator tokens when parsing a conditional.
157 * igen.h (main): Add option -S so that suffix can be specified.
159 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
161 * igen.h (struct igen_trace_options): Add members insn_expansion
164 * igen.c (main): Add options -Gtrace-insn-expansion,
165 -Gtrace-insn-insertion and -Gtrace-all.
167 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
168 selected for expansion.
169 (gen_entry_expand_opcode): Trace each expanded instruction as it
170 is inserted into the table.
172 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
174 * ld-insn.c (parse_insn_word): Parse conditional operators.
175 (parse_insn_word): Verify field conditionals.
177 * ld-insn.h: Extend syntax to allow macros and field equality.
178 (struct insn_field_cond): Rename insn_field_exclusion, add type.
180 * gen.c (gen_entry_expand_opcode): Check type of conditional.
181 (insns_bit_useless): Ditto.
183 * ld-insn.c (parse_macro_record): New function.
185 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
187 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
189 * ld-insn.c (parse_insn_word): Check instruction field type
190 correctly initialized.
191 (print_insn_words): Ditto.
192 (insn_field_type_to_str): Ditto.
193 (dump_insn_field): Ditto.
195 * gen.c (insns_bit_useless): Ditto.
197 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
199 * gen.h, igen.c (print_include_inline, print_includes,
200 print_includes): New functions. Generate include list. For for
201 semantics et.al. generate CPP code to inline when
204 * igen.c (gen_semantics_c): Call print_includes.
205 * gen-engine.c (gen_engine_c): Ditto.
207 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
209 * igen.h: (struct _igen_name_option): Replace with struct
210 igen_module_option. Contains both module prefix and suffix.
211 (INIT_OPTIONS): Initialize.
213 * igen.c (main): Update -P option to fill in full module info.
214 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
215 gen-support.c): Update.
217 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
219 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
222 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
224 * table.c (table_push): Redo, using stdio. Fixes NT native
225 problem with <CRLF>=><LF> translation...
227 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
229 * gen-engine.c (print_run_body): Re-extract the CIA after
230 processing any events.
232 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
234 * Makefile.in: Get SHELL from configure.
235 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
238 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
240 * igen.c: Pass sim_cia to trace_prefix.
242 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
244 * ld-insn.c (parse_function_record): Check models are valid.
245 (parse_function_record): Only discard function when no model is
248 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
250 * gen-engine.c (print_run_body): Always wrap generated idecode
251 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
253 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
255 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
256 discarded function warning.
258 * igen.c (main): Clarify -Wnodiscard.
260 * ld-insn.c (parse_function_record): For functions, allow use of
261 instruction style function model records
263 * ld-insn.h (nr_function_model_fields): Define.
265 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
267 * igen.c (print_itrace_prefix): Generate call to trace_prefix
268 instead of trace_one_insn.
269 (print_itrace): Generate trace_prefix call if any tracing enabled,
270 (print_itrace): Nest generated call to trace_generic inside
271 conditional for any tracing enabled.
272 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
274 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
276 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
277 * gen-icache.c (print_icache_body): Ditto.
278 * gen-idecode.c (print_idecode_ifetch): Ditto.
280 * gen-icache.c (print_icache_body): Mark successive instruction
283 * ld-insn.c (parse_insn_word): Only report insn-width problems
284 when warning enabled.
286 * igen.h: Add flag for warning about invalid instruction widths.
287 * igen.c: Parse -Wwidth option.
289 * gen-support.c (gen_support_h): Map instruction_word onto
290 <PREFIX>_instruction_word when needed.
291 (print_support_function_name): Use support prefix.
292 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
294 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
296 * gen-support.c (gen_support_h): Generate new macro CPU_.
298 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
300 * gen-engine.c (gen_engine_h): Don't assume a model is present.
301 (gen_engine_c): Ditto.
303 * igen.c (gen_run_c): Ditto.
305 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
306 CPU_CIA. Parameterize with CPU argument.
308 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
310 * gen.h (struct _gen_list): Replace processor with model.
312 * igen.c (gen_idecode_h): Update.
313 (gen_run_c): For generated switch, use model->full_name.
315 * gen.c (print_gen_entry_path): Ditto.
317 (gen_entry_expand_insns): Ditto.
318 (make_gen_tables): Ditto.
320 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
321 function sim_engine_run. Pass argument on to engine_run.
323 * gen-engine.c (print_engine_run_function_header): Add extra
324 argument `nr_cpus' to generated function engine_run.
325 (print_run_body): Fix SMP case.
327 * gen-support.c (support_c_function): Call sim_engine_abort when
328 internal function fails to long jump.
330 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
332 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
335 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
337 * gen-semantics.c (print_semantic_body): Fix handling of
338 hardwired zero register.
340 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
342 * igen.h (struct _igen_gen_options): Add member default_model.
344 * igen.c (gen_run_c): Default to the first machine in the
346 (main): Add MODEL parameter to gen-multi-sim option.
348 * gen.h (function_decl_type): Declare enum.
350 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
351 Make global, pass function_decl_type as argument.
352 (gen_engine_h, gen_engine_c): Update call.
354 * gen-idecode.c (print_idecode_issue_function_header),
355 gen-idecode.h: Pass function_decl_type as argument.
357 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
360 * igen.c (gen_run_c): For multi-sim, initialize globals
361 idecode_issue and engine_run.
363 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
365 * ld-insn.c (parse_insn_model_record): Allow multiple model names
366 to be specified in a single instruction model record.
367 (dump_insn_model_entry): Update.
369 * ld-insn.h (struct _insn_model_entry): Replace member name with
370 the filter names. Document syntax change.
372 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
374 * gen-engine.c (print_run_body): Add hooks for adding code before
375 and after an instruction has been issued.
377 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
379 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
380 `#ifdef 0' around this.
382 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
384 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
387 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
389 * ld-insn.h: Document mnemonic string format.
391 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
393 * gen-icache.c (print_icache_extraction): Force result of atol to
396 * ld-insn.c (parse_function_record): Separate handling of old and
397 ney fynction records.
398 (load_insn_table): For %s record, hack function name & type after
401 * filter.h (filter_is_subset): Reverse argument names, wrong
404 * ld-insn.c (load_insn_table): Move include code to.
405 (parse_include_record): New function. Check for filtering of
406 include statement by both flags and models.
407 (load_insn_table): Check for model filtering of cache and model
409 (parse_model_data_record): Check for model & flag filtering of
411 (parse_function_record): Check for model & flag filtering of
414 * ld-insn.h: Define record_filter_models_field. Add filter-models
415 field to all but instruction records.
416 (struct _function_entry, struct _cache_entry): Add models field.
417 (nr_function_fields): Make parm field mandatory.
419 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
421 * igen.c (main): Change -I option to -I<directory>. Add optional
422 size to -Ggen-icache option. Add -Gno-... support.
424 * igen.h (struct _igen_options): Add include field.
426 * ld-insn.c (enum insn_record_type, insn_type_map): Add
428 (load_insn_table): Call table_push when include record.
430 * table.c (struct _open table, struct table): Make table object an
431 indirect ptr to the current table file.
432 (current_line, new_table_entry, next_line): Make file arg type
434 (table_open): Use table_push.
435 (table_read): Point variable file at current table, at eof, pop
438 * table.h, table.c (table_push): New function.
440 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
442 * gen-semantics.c (print_semantic_body): Use CIA not
443 cia.ip. Escape newlines at end of generated call to
446 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
448 * igen.c (print_itrace): Output line-ref to igen source file when
449 generating trace statements.
450 (print_itrace_prefix, print_itrace_format): Escape newline at end
451 of each line of generated call to trace function.
453 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
455 * gen-support.c (gen_support_h): Generate #define NIA. Definition
456 dependant on gen-delayed-branch mode.
458 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
459 closing double quote in mnemonic field.
460 (parse_option_record): Add gen-delayed-branch option.
462 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
464 * gen.c (insn_list_insert): Missing \n in warning.
466 * ld-insn.c (load_insn_table): Only notify of discarded
467 instrctions when warn.discard enabled.
469 * igen.h: Add option.warn.discard, default enabled.
471 * igen.c (main): Add -Wnodiscard option.
473 * ld-insn.c (record_type): For old record type, check the number
474 of fields is correct.
475 (load_insn_table): Allow insn assembler and insn model records to
477 (parse_insn_model_record): Rename from parse_insn_model_records.
478 Parse only one record.
479 (parse_insn_mnemonic_record): Rename from
480 parse_insn_mnemonic_records. Parse only one record.
482 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
484 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
485 illegal zero-sized array.
486 (itable_print_set): likewise, avoid empty initializers.
488 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
490 * configure.in: i386-windows is a cross, so don't expect
491 libiberty to be there.
492 * configure: updated.
494 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
496 * igen.c (print_function_name): Put the format name after the
497 function / instruction name, not before.
498 (print_itrace): Better format trace code.
500 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
502 * gen.c (insns_bit_useless): Don't treat string fields restricted
503 to a range of values as useless.
505 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
507 * igen.c (gen_run_c): Handle non-multi-sim case.
509 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
512 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
514 * gen-semantics.c (print_semantic_body): Trace the instruction
515 after it has been validated.
516 (print_semantic_body): Count the instruction using sim-profile.
518 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
520 * gen-itable.c (gen_itable_h): Collect summary info on instruction
521 table when traversing it.
522 (gen_itable_h): Output an enum defining the max size of each of
523 the itable string members.
525 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
527 * igen.c (gen_run_c): New function. Generate sim_engine_run that
528 looks at the currently selected architecture.
530 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
531 one engine per model.
533 * gen-semantics.c, gen-icache.c gen-support.c:
536 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
537 returns a line at a time. Parse multi-word instructions. Add
540 * table.h, table.c: Simplify. Only parse a single line at a time.
541 ld-insn can handle the rest.
543 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
544 filter_is_common, filter_is_member, filter_next): New filter
546 (dump_filter): Ditto.
548 * gen.h, gen.c: New file. Takes the insn table and turns it into
549 a set of decode tables and semantic functions.
551 * ld-insn.c: Copy generator code from here.
554 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
556 * misc.h (NZALLOC): Allocate an N element array of TYPE.
558 * table.h, table.c: Simplify table parser so that it only
559 understands colon delimited lines and code blocks.
560 (table_read): Parse '{' ... '}' as a code block.
561 (table_print_code): New function, print out a code block to file.
562 (main): Add suport for standalone testing.
564 * ld-insn.h, ld-insn.c:
567 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
569 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
570 (print_jump_definition, print_jump, print_jump_internal_function,
571 print_jump_insn, print_jump_until_stop_body): Delete, moved to
574 * igen.c (print_itrace_format): Delete unused variable chp.
575 (gen-engine.h): Include.
577 * table.c (current_file_name, current_line_entry,
578 current_line_entry): Make static.
580 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
582 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
583 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
584 * configure.in: Include simulator common/aclocal.m4.
585 * configure.in: Add --enable-sim-warnings option.
586 * configure: Re-generate.
590 * Makefile.in (tmp-filter): New rule.
591 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
592 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
594 * gen.h, gen.c: New files.
596 * Makefile.in (gen.o, tmp-gen): New rules, update all
599 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
601 * ld-insn.c (load_insn_table): Accept %s as a function type.
603 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
605 * igen.c (print_itrace_prefix): Move printing of insn prefix to
607 (print_itrace_format): Drop printing of MY_NAME in instruction
608 trace. Printing of insn prefix moved.
609 (print_itrace): Ditto.
611 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
613 * gen-icache.c (print_icache_function_header): Pass
614 table_line_entry instead of separate file and line.
616 * table.c (table_entry_read): Set assembler source file/line-nr to
617 the current not initial file.
618 (table_entry_read): Fix line numbering of source files.
620 table.h (table_line_entry): New structure. Exactly specifies a
622 (table_*_entry): Add this to all.
624 table.c (table_entry_print_cpp_line_nr): Change to use values from
625 a table_line_entry struct.
626 (table_entry_read): Save table_line_entry in all structures read.
628 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
629 gen-model.c: Update all references.
631 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
633 * igen.c (print_my_defines): Define MY_NAME - a string. For
634 MY_PREFIX, undefine the name of the function incase some dumb
635 header defined it. it.
636 (print_itrace): Use MY_NAME not MY_PREFIX.
638 * lf.c (lf_write): New function write an N character buffer to the
641 * igen.c (print_itrace): When available, use the assembler to
642 print the insn-trace.
643 (print_itrace_prefix): New function, print first part of call to
645 (print_itrace_format): New function, print fmt argument for
648 * table.c (table_entry_read): Save any assembler lines instead of
651 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
653 * gen-icache.c (print_icache_body): Process immeds.
655 * gen-semantics.c (print_semantic_body): When computing NIA, skip
656 any immed words that follow the instruction word.
658 * ld-insn.c (parse_insn_format): Parse immeds appended to an
661 * igen.c (main): Allow any register to be specified as the zero
663 (semantic_zero_reg): Global, index to zero register.
665 * gen-semantics.c (print_semantic_body): Zero selected register.
667 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
669 * igen.h: Stop options and code gen type bit masks overlaping.
671 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
673 * gen-semantics.c (print_semantic_body): Incorrect test for
676 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
678 * gen-semantics.c (print_semantic_body): Use common sim-engine
681 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
683 * gen-semantics.c (print_semantic_body): Add code to clear r0.
685 * igen.c (main): Add new option zero-r0, which adds code to clear
688 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
690 * igen.c (print_itrace): Fix so line-nr is passed to trace
693 * gen-idecode.c (print_idecode_validate): Correct FP code.
695 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
697 (print_support_function_name): Ditto.
699 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
701 * igen.c (print_itrace): Call trace_one_insn to trace
702 instructions, rather than doing it directly.
704 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
706 * gen-engine.c (engine_switch_leaf): Remove extra %s.
707 (print_engine_floating_point_unavailable): Wrap in #ifdef
708 UNUSED/#endif, until somebody uses it.
710 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
712 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
714 (print_idecode_validate): Use long formats to print long values.
716 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
717 if we get an unexpected type.
719 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
721 * igen.c (print_itrace): Pass SD as well as CPU to calls to
724 * gen-support.c (gen_support_h): Always pass sim_cia cia to
726 (print_support_function_name): Ditto.
728 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
730 * gen-support.c (support_c_function): Remove unnecessary memset of
732 * gen-semantics.c (print_semantic_body): Wasn't closing
735 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
737 * ld-insn.c (load_insn_table): Report instructions that do not
738 have at least a format and name.
739 (insn_table_find_opcode_field): Check progress is being made.
741 * gen-support.c (support_c_function): Report empty function body.
743 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
745 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
747 (insn_table_expand_insns): Allow special rules to apply to groups
748 of instructions when all members of the group match the special
751 * gen-semantics.c (print_c_semantic): Ditto.
752 * igen.c (print_semantic_function_formal): Ditto.
753 (print_semantic_function_type): Ditto.
754 * igen.c (print_icache_function_formal): Ditto.
755 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
757 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
758 instruction_address type.
760 * gen-semantics.c (print_semantic_body): Call cpu_error when an
761 unimplemented instruction is encountered - gives the interpreter
762 the chance to stop correctly.
764 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
766 * igen.c (print_function_name): Allow dot's in instruction names.
768 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
770 * igen.c (main), igen.h: Support new option - delayed-branch -
771 generate code to drive a delayed branch processor.
773 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
775 * igen.c (print_icache_function_formal): Replace address_word with
777 (print_semantic_function_formal): Ditto.
778 (print_semantic_function_type): Ditto.
779 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
781 * gen-semantics.c (print_semantic_body): Ditto.
782 (print_c_semantic): Ditto.
784 * gen-support.c (support_c_function): Return a zeroed CIA instead
785 of just zero - works with any cia type.
787 * igen.c (print_itrace): For delayed branch case, print just the
790 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
792 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
794 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
796 * Makefile.in (INSTALL): Set to @INSTALL@.
797 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
799 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
801 * Makefile.in (INSTALL): Change install.sh to install-sh.
803 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
805 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
806 * gen-idecode.c (gen_idecode_c): Likewise.
807 * igen.c (gen_semantics_c): Likewise.
809 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
811 * gen-icache.c (print_icache_body): No longer define cpu/sd,
812 support.h now defines CPU/SD globally.
814 * gen-model.c (gen_model_h): Ditto.
816 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
818 (print_jump_until_stop_body): Ditto.
819 (print_idecode_validate): Ditto.
821 * gen-icache.c (print_icache_body): Ditto.
823 * gen-semantics.c (print_semantic_body): Ditto.
825 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
827 (print_icache_function_formal): Ditto.
829 * gen-support.c (print_support_function_name): Include sd/cpu arg
830 in support function argument list.
831 (support_c_function): Generate code to cpu/sd from sd/cpu.
832 (gen_support_h): Define _SD the argument prefix for all support
833 functions. Define SD/CPU to determine sd/cpu from value of _SD
836 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
838 * gen-support.c (gen_support_c): Update for renaming of engine to
842 * gen-idecode.c (gen_idecode_c): Ditto.
844 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
846 * ld-decode.c (load_decode_table): Rename slash to reserved.
847 (dump_decode_rule): Ditto.
849 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
850 reserved bit - and a `*' - wild card.
851 (parse_insn_format): Change is_slash to more informative reserved.
852 (dump_insn_field): Ditto.
853 (insn_field_is_constant): Ditto.
854 (insn_table_expand_opcode): Ditto.
856 * gen-idecode.c (print_idecode_validate): Make check_mask and
857 check_val the correct integer size.
858 (print_idecode_validate): Fix reserved bit check for 64 bit
861 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
863 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
864 `/' in bit fields. `/' denotes a wild bit.
866 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
868 * igen.h, igen.c (main): New options. Control generation of
869 conditional issue and slot verification code.
871 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
873 * gen-support.c (print_support_function_name): Prepend the global
874 name prefix when applicable. Provide #define to map the user
875 specified name the generated globaly unique one.
877 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
879 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
880 - reserved bits, floating point and slot validation - with a
881 #ifdef so that they are optional.
883 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
885 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
886 - report the error of a leaf node in the decision tree containing
887 several instructions.
888 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
889 (print_idecode_switch_leaf): Ditto.
891 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
892 print_idecode_invalid): Rename former to latter. Add argument so
893 that one function can generate all invalid instruction cases -
894 illegal, fp-unavailable, wrong-slot.
895 * gen-engine.c: Update.
897 * gen-idecode.c: Use print_idecode_invalid to generate a function
898 call for cases when fp-unavailable and the slot is wrong.
900 * gen-idecode.c (print_idecode_validate): New check, generate code
901 to verify that the instruction slot is correct.
903 * igen.c (main): Simplify options.
905 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
907 * igen.c (print_itrace): Remove source line reference for trace
908 code - let the user see the generated file.
909 (print_itrace): Print the trace code rather than reference a
912 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
914 * igen.c (print_semantic_function_actual): Pass either the
915 processor - smp - or the engine - mono - into semantic functions.
918 * gen-icache.c (print_icache_body): Dependant on smp, derive
919 processor from engine or engine from processor, and hence ensuring
920 that both are defined in all semantic functions.
922 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
924 * ld-insn.c (parse_insn_format): Make the width field optional.
925 If missing assume that the number of characters in the value
926 determines the number of bits in the field.
928 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
930 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
931 more useful error message.
933 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
935 * misc.c (error): Output errors on stderr.
937 * ld-insn.c (parse_insn_format): Skip any leading spaces.
938 Verify the width of instructions being parsed.
940 * table.c (table_entry_read): Parse CPP's convention for
941 specifying original file name/line-nr.
943 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
945 * ld-insn.c (parse_insn_format): Allow trailing spaces in
948 * Makefile.in: Create using ../ppc/Makefile.in as a starting
950 * configure.in: Ditto vis ../ppc/configure.in
952 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
954 * gen-support.c (gen_support_c): Always include engine.h instead
956 * gen-idecode.c (gen_idecode_c): Ditto.
958 * words.h (instruction_word): Remove instruction_word - now
960 (address_word): New. Used by igen.
962 * lf.c (lf_print_function_type_function): New, pass a function to
963 print out the type instead of a constant string.
965 * igen.h, igen.c (print_semantic_function_formal,
966 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
967 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
968 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
969 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
970 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
971 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
972 * gen-idecode.c (print_idecode_table): Update.
973 (idecode_switch_leaf): Update.
974 (print_idecode_switch_function_header): Ditto.
975 (print_idecode_floating_point_unavailable): Ditto.
976 (print_idecode_issue_function_header): Ditto.
977 * igen.c (gen_icache_h): Ditto.
978 * gen-engine.c (print_engine_table): Ditto.
979 (engine_switch_leaf): Ditto.
980 * gen-support.c (print_support_function_name): Ditto.
981 * gen-semantics.c (print_semantic_function_header): Update.
983 * gen-icache.c (print_icache_function_header): Update.
984 (print_icache_function): Update.
985 (print_icache_internal_function_declaration): Update.
986 (print_icache_internal_function_definition): Update.
988 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
989 files, will at some stage need to move it into support.
991 * igen.h, igen.c (main): New option -e <engine> - generate a full
992 simulation engine. Previously this was the -d <idecode-file>
994 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
995 to clean these up so that that call upon the updated gen-idecode
998 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
999 generating a decode table.
1001 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
1003 * igen.h, igen.c (main): New option -M - Control what is returned
1004 by semantic functions - -1/NIA vs CIA+N/NIA. Add
1005 generate_semantic_returning_modified_nia_only to igen_code enum.
1006 * gen-semantics.c (print_semantic_body): As an alternative, make
1007 NIA == -1 instead of CIA+insn_size by default.
1009 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
1010 New option -P <prefix> - Prepend all generated functions with the
1012 (gen_idecode_c): Adjust.
1013 * gen-icache.c (print_icache_struct): Ditto.
1014 * gen-support.c (gen_support_c): Ditto.
1016 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1018 * igen.c (main): Correct usage. Missleading message about ucase
1019 options dumping internal tables. -F now includes rather then
1020 excludes instructions.
1022 * misc.h, misc.c (a2i): Make 64bit.
1024 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1025 max to 64bits, expect trouble. Make the default 32 bits.
1026 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1027 et.al. macro's to use the insn_bit_size instead of assuming 32
1029 * gen-icache.c (print_icache_extraction): Ditto.
1030 * gen-idecode.c (idecode_switch_start): Ditto.
1031 * gen-idecode.c (gen_idecode_c): Ditto
1033 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1034 Indicates that the instruction field of the table is specifying
1035 bit widths instead of bit offsets.
1036 * ld-insn.c (parse_insn_format): Parse instruction fields
1039 * misc.c (a2i): Allow binary numbers to be specified using the
1041 * ld-insn.c: Allow such numbers to appear in the instruction
1044 * table.c (table_entry_read): Make // a valid comment character.
1045 (table_entry_read): Skip lines containing a leading " - these may
1046 eventually be used in a disasembler.
1048 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1050 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1051 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1052 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1053 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1054 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1055 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1056 from the ../ppc directory.
1058 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1059 renaming from filter_filename.[hc]