1 2002-06-16 Andrew Cagney <ac131313@redhat.com>
3 * configure: Regenerated to track ../common/aclocal.m4 changes.
5 2002-06-03 Richard Henderson <rth@redhat.com>
7 * gen-engine.c (print_run_body): Avoid multi-line strings.
8 * lf.c (lf_print__gnu_copyleft): Likewise.
10 2002-05-01 Chris Demetriou <cgd@broadcom.com>
12 * igen.c: Use 'deprecated' rather than 'depreciated.'
14 2002-03-23 Andrew Cagney <ac131313@redhat.com>
16 * gen.c (format_name_cmp): New function.
17 (insn_list_insert): Use the instruction field name as an
18 additional key. Different field names indicate different
21 2002-03-07 Chris Demetriou <cgd@broadcom.com>
23 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
25 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
27 * configure: Regenerated to track ../common/aclocal.m4 changes.
29 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
31 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
32 of GPR_SET(N,0) for gen-zero-rN.
34 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
36 * Makefile.in (SIM_WARNINGS): Replace this with.
37 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
38 WARN_CFLAGS): With these.
39 (BUILD_CFLAGS): Update.
41 * configure: Regenerated to track ../common/aclocal.m4 changes.
43 1999-05-08 Felix Lee <flee@cygnus.com>
45 * configure: Regenerated to track ../common/aclocal.m4 changes.
47 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
49 * igen.c (main): Fix -Pitable=.
51 * gen-engine.c (print_run_body): Prefix instruction_address.
53 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
55 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
58 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
60 * gen-icache.c (print_icache_extraction): #undef a generated
61 symbol before #define'ing it, to remove conflict with system
64 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
66 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
67 the extraction of the value from its source - both table and bit
70 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
72 * ld-insn.c (parse_insn_word): For constant conditional strings,
73 encode their bit value.
75 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
76 operands to refer to fields in earlier instruction words.
78 * gen.c (sub_val): Replace field argument with val_last_pos.
79 (gen_entry_expand_opcode): Look in previous tables for a value for
80 a conditional field as well as the bits from the current table.
81 (insn_list_insert): Add sort key of instructions where
82 their operand fields have different conditionals.
83 (insn_field_cmp): New function.
85 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
87 * configure: Regenerated to track ../common/aclocal.m4 changes.
90 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
92 * acconfig.h: New file.
93 * configure.in: Reverted change of Apr 24; use sinclude again.
95 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
97 * configure: Regenerated to track ../common/aclocal.m4 changes.
100 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
102 * configure.in: Don't call sinclude.
104 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
106 * gen-icache.c (print_icache_extraction): Do not type cast
109 * ld-insn.c (load_insn_table): Terminate error with NL.
111 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
113 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
116 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
118 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
119 to suppress inlining by default.
121 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
123 * gen-icache.c (print_icache_extraction): When generating #define
124 force the expression to the correct type.
126 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
128 * misc.c (name2i): strlen returns an unsigned.
130 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
132 * igen.h (struct igen_warn_options): Add unimplemented option.
133 * igen.c (main): Update
135 * ld-insn.c (load_insn_table): Report unimplemented functions.
137 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
139 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
140 separator tokens when parsing a conditional.
142 * igen.h (main): Add option -S so that suffix can be specified.
144 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
146 * igen.h (struct igen_trace_options): Add members insn_expansion
149 * igen.c (main): Add options -Gtrace-insn-expansion,
150 -Gtrace-insn-insertion and -Gtrace-all.
152 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
153 selected for expansion.
154 (gen_entry_expand_opcode): Trace each expanded instruction as it
155 is inserted into the table.
157 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
159 * ld-insn.c (parse_insn_word): Parse conditional operators.
160 (parse_insn_word): Verify field conditionals.
162 * ld-insn.h: Extend syntax to allow macros and field equality.
163 (struct insn_field_cond): Rename insn_field_exclusion, add type.
165 * gen.c (gen_entry_expand_opcode): Check type of conditional.
166 (insns_bit_useless): Ditto.
168 * ld-insn.c (parse_macro_record): New function.
170 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
172 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
174 * ld-insn.c (parse_insn_word): Check instruction field type
175 correctly initialized.
176 (print_insn_words): Ditto.
177 (insn_field_type_to_str): Ditto.
178 (dump_insn_field): Ditto.
180 * gen.c (insns_bit_useless): Ditto.
182 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
184 * gen.h, igen.c (print_include_inline, print_includes,
185 print_includes): New functions. Generate include list. For for
186 semantics et.al. generate CPP code to inline when
189 * igen.c (gen_semantics_c): Call print_includes.
190 * gen-engine.c (gen_engine_c): Ditto.
192 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
194 * igen.h: (struct _igen_name_option): Replace with struct
195 igen_module_option. Contains both module prefix and suffix.
196 (INIT_OPTIONS): Initialize.
198 * igen.c (main): Update -P option to fill in full module info.
199 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
200 gen-support.c): Update.
202 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
204 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
207 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
209 * table.c (table_push): Redo, using stdio. Fixes NT native
210 problem with <CRLF>=><LF> translation...
212 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
214 * gen-engine.c (print_run_body): Re-extract the CIA after
215 processing any events.
217 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
219 * Makefile.in: Get SHELL from configure.
220 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
223 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
225 * igen.c: Pass sim_cia to trace_prefix.
227 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
229 * ld-insn.c (parse_function_record): Check models are valid.
230 (parse_function_record): Only discard function when no model is
233 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
235 * gen-engine.c (print_run_body): Always wrap generated idecode
236 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
238 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
240 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
241 discarded function warning.
243 * igen.c (main): Clarify -Wnodiscard.
245 * ld-insn.c (parse_function_record): For functions, allow use of
246 instruction style function model records
248 * ld-insn.h (nr_function_model_fields): Define.
250 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
252 * igen.c (print_itrace_prefix): Generate call to trace_prefix
253 instead of trace_one_insn.
254 (print_itrace): Generate trace_prefix call if any tracing enabled,
255 (print_itrace): Nest generated call to trace_generic inside
256 conditional for any tracing enabled.
257 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
259 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
261 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
262 * gen-icache.c (print_icache_body): Ditto.
263 * gen-idecode.c (print_idecode_ifetch): Ditto.
265 * gen-icache.c (print_icache_body): Mark successive instruction
268 * ld-insn.c (parse_insn_word): Only report insn-width problems
269 when warning enabled.
271 * igen.h: Add flag for warning about invalid instruction widths.
272 * igen.c: Parse -Wwidth option.
274 * gen-support.c (gen_support_h): Map instruction_word onto
275 <PREFIX>_instruction_word when needed.
276 (print_support_function_name): Use support prefix.
277 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
279 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
281 * gen-support.c (gen_support_h): Generate new macro CPU_.
283 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
285 * gen-engine.c (gen_engine_h): Don't assume a model is present.
286 (gen_engine_c): Ditto.
288 * igen.c (gen_run_c): Ditto.
290 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
291 CPU_CIA. Parameterize with CPU argument.
293 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
295 * gen.h (struct _gen_list): Replace processor with model.
297 * igen.c (gen_idecode_h): Update.
298 (gen_run_c): For generated switch, use model->full_name.
300 * gen.c (print_gen_entry_path): Ditto.
302 (gen_entry_expand_insns): Ditto.
303 (make_gen_tables): Ditto.
305 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
306 function sim_engine_run. Pass argument on to engine_run.
308 * gen-engine.c (print_engine_run_function_header): Add extra
309 argument `nr_cpus' to generated function engine_run.
310 (print_run_body): Fix SMP case.
312 * gen-support.c (support_c_function): Call sim_engine_abort when
313 internal function fails to long jump.
315 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
317 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
320 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
322 * gen-semantics.c (print_semantic_body): Fix handling of
323 hardwired zero register.
325 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
327 * igen.h (struct _igen_gen_options): Add member default_model.
329 * igen.c (gen_run_c): Default to the first machine in the
331 (main): Add MODEL parameter to gen-multi-sim option.
333 * gen.h (function_decl_type): Declare enum.
335 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
336 Make global, pass function_decl_type as argument.
337 (gen_engine_h, gen_engine_c): Update call.
339 * gen-idecode.c (print_idecode_issue_function_header),
340 gen-idecode.h: Pass function_decl_type as argument.
342 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
345 * igen.c (gen_run_c): For multi-sim, initialize globals
346 idecode_issue and engine_run.
348 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
350 * ld-insn.c (parse_insn_model_record): Allow multiple model names
351 to be specified in a single instruction model record.
352 (dump_insn_model_entry): Update.
354 * ld-insn.h (struct _insn_model_entry): Replace member name with
355 the filter names. Document syntax change.
357 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
359 * gen-engine.c (print_run_body): Add hooks for adding code before
360 and after an instruction has been issued.
362 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
364 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
365 `#ifdef 0' around this.
367 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
369 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
372 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
374 * ld-insn.h: Document mnemonic string format.
376 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
378 * gen-icache.c (print_icache_extraction): Force result of atol to
381 * ld-insn.c (parse_function_record): Separate handling of old and
382 ney fynction records.
383 (load_insn_table): For %s record, hack function name & type after
386 * filter.h (filter_is_subset): Reverse argument names, wrong
389 * ld-insn.c (load_insn_table): Move include code to.
390 (parse_include_record): New function. Check for filtering of
391 include statement by both flags and models.
392 (load_insn_table): Check for model filtering of cache and model
394 (parse_model_data_record): Check for model & flag filtering of
396 (parse_function_record): Check for model & flag filtering of
399 * ld-insn.h: Define record_filter_models_field. Add filter-models
400 field to all but instruction records.
401 (struct _function_entry, struct _cache_entry): Add models field.
402 (nr_function_fields): Make parm field mandatory.
404 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
406 * igen.c (main): Change -I option to -I<directory>. Add optional
407 size to -Ggen-icache option. Add -Gno-... support.
409 * igen.h (struct _igen_options): Add include field.
411 * ld-insn.c (enum insn_record_type, insn_type_map): Add
413 (load_insn_table): Call table_push when include record.
415 * table.c (struct _open table, struct table): Make table object an
416 indirect ptr to the current table file.
417 (current_line, new_table_entry, next_line): Make file arg type
419 (table_open): Use table_push.
420 (table_read): Point variable file at current table, at eof, pop
423 * table.h, table.c (table_push): New function.
425 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
427 * gen-semantics.c (print_semantic_body): Use CIA not
428 cia.ip. Escape newlines at end of generated call to
431 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
433 * igen.c (print_itrace): Output line-ref to igen source file when
434 generating trace statements.
435 (print_itrace_prefix, print_itrace_format): Escape newline at end
436 of each line of generated call to trace function.
438 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
440 * gen-support.c (gen_support_h): Generate #define NIA. Definition
441 dependant on gen-delayed-branch mode.
443 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
444 closing double quote in mnemonic field.
445 (parse_option_record): Add gen-delayed-branch option.
447 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
449 * gen.c (insn_list_insert): Missing \n in warning.
451 * ld-insn.c (load_insn_table): Only notify of discarded
452 instrctions when warn.discard enabled.
454 * igen.h: Add option.warn.discard, default enabled.
456 * igen.c (main): Add -Wnodiscard option.
458 * ld-insn.c (record_type): For old record type, check the number
459 of fields is correct.
460 (load_insn_table): Allow insn assembler and insn model records to
462 (parse_insn_model_record): Rename from parse_insn_model_records.
463 Parse only one record.
464 (parse_insn_mnemonic_record): Rename from
465 parse_insn_mnemonic_records. Parse only one record.
467 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
469 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
470 illegal zero-sized array.
471 (itable_print_set): likewise, avoid empty initializers.
473 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
475 * configure.in: i386-windows is a cross, so don't expect
476 libiberty to be there.
477 * configure: updated.
479 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
481 * igen.c (print_function_name): Put the format name after the
482 function / instruction name, not before.
483 (print_itrace): Better format trace code.
485 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
487 * gen.c (insns_bit_useless): Don't treat string fields restricted
488 to a range of values as useless.
490 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
492 * igen.c (gen_run_c): Handle non-multi-sim case.
494 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
497 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
499 * gen-semantics.c (print_semantic_body): Trace the instruction
500 after it has been validated.
501 (print_semantic_body): Count the instruction using sim-profile.
503 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
505 * gen-itable.c (gen_itable_h): Collect summary info on instruction
506 table when traversing it.
507 (gen_itable_h): Output an enum defining the max size of each of
508 the itable string members.
510 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
512 * igen.c (gen_run_c): New function. Generate sim_engine_run that
513 looks at the currently selected architecture.
515 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
516 one engine per model.
518 * gen-semantics.c, gen-icache.c gen-support.c:
521 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
522 returns a line at a time. Parse multi-word instructions. Add
525 * table.h, table.c: Simplify. Only parse a single line at a time.
526 ld-insn can handle the rest.
528 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
529 filter_is_common, filter_is_member, filter_next): New filter
531 (dump_filter): Ditto.
533 * gen.h, gen.c: New file. Takes the insn table and turns it into
534 a set of decode tables and semantic functions.
536 * ld-insn.c: Copy generator code from here.
539 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
541 * misc.h (NZALLOC): Allocate an N element array of TYPE.
543 * table.h, table.c: Simplify table parser so that it only
544 understands colon delimited lines and code blocks.
545 (table_read): Parse '{' ... '}' as a code block.
546 (table_print_code): New function, print out a code block to file.
547 (main): Add suport for standalone testing.
549 * ld-insn.h, ld-insn.c:
552 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
554 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
555 (print_jump_definition, print_jump, print_jump_internal_function,
556 print_jump_insn, print_jump_until_stop_body): Delete, moved to
559 * igen.c (print_itrace_format): Delete unused variable chp.
560 (gen-engine.h): Include.
562 * table.c (current_file_name, current_line_entry,
563 current_line_entry): Make static.
565 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
567 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
568 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
569 * configure.in: Include simulator common/aclocal.m4.
570 * configure.in: Add --enable-sim-warnings option.
571 * configure: Re-generate.
575 * Makefile.in (tmp-filter): New rule.
576 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
577 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
579 * gen.h, gen.c: New files.
581 * Makefile.in (gen.o, tmp-gen): New rules, update all
584 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
586 * ld-insn.c (load_insn_table): Accept %s as a function type.
588 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
590 * igen.c (print_itrace_prefix): Move printing of insn prefix to
592 (print_itrace_format): Drop printing of MY_NAME in instruction
593 trace. Printing of insn prefix moved.
594 (print_itrace): Ditto.
596 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
598 * gen-icache.c (print_icache_function_header): Pass
599 table_line_entry instead of separate file and line.
601 * table.c (table_entry_read): Set assembler source file/line-nr to
602 the current not initial file.
603 (table_entry_read): Fix line numbering of source files.
605 table.h (table_line_entry): New structure. Exactly specifies a
607 (table_*_entry): Add this to all.
609 table.c (table_entry_print_cpp_line_nr): Change to use values from
610 a table_line_entry struct.
611 (table_entry_read): Save table_line_entry in all structures read.
613 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
614 gen-model.c: Update all references.
616 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
618 * igen.c (print_my_defines): Define MY_NAME - a string. For
619 MY_PREFIX, undefine the name of the function incase some dumb
620 header defined it. it.
621 (print_itrace): Use MY_NAME not MY_PREFIX.
623 * lf.c (lf_write): New function write an N character buffer to the
626 * igen.c (print_itrace): When available, use the assembler to
627 print the insn-trace.
628 (print_itrace_prefix): New function, print first part of call to
630 (print_itrace_format): New function, print fmt argument for
633 * table.c (table_entry_read): Save any assembler lines instead of
636 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
638 * gen-icache.c (print_icache_body): Process immeds.
640 * gen-semantics.c (print_semantic_body): When computing NIA, skip
641 any immed words that follow the instruction word.
643 * ld-insn.c (parse_insn_format): Parse immeds appended to an
646 * igen.c (main): Allow any register to be specified as the zero
648 (semantic_zero_reg): Global, index to zero register.
650 * gen-semantics.c (print_semantic_body): Zero selected register.
652 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
654 * igen.h: Stop options and code gen type bit masks overlaping.
656 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
658 * gen-semantics.c (print_semantic_body): Incorrect test for
661 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
663 * gen-semantics.c (print_semantic_body): Use common sim-engine
666 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
668 * gen-semantics.c (print_semantic_body): Add code to clear r0.
670 * igen.c (main): Add new option zero-r0, which adds code to clear
673 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
675 * igen.c (print_itrace): Fix so line-nr is passed to trace
678 * gen-idecode.c (print_idecode_validate): Correct FP code.
680 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
682 (print_support_function_name): Ditto.
684 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
686 * igen.c (print_itrace): Call trace_one_insn to trace
687 instructions, rather than doing it directly.
689 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
691 * gen-engine.c (engine_switch_leaf): Remove extra %s.
692 (print_engine_floating_point_unavailable): Wrap in #ifdef
693 UNUSED/#endif, until somebody uses it.
695 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
697 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
699 (print_idecode_validate): Use long formats to print long values.
701 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
702 if we get an unexpected type.
704 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
706 * igen.c (print_itrace): Pass SD as well as CPU to calls to
709 * gen-support.c (gen_support_h): Always pass sim_cia cia to
711 (print_support_function_name): Ditto.
713 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
715 * gen-support.c (support_c_function): Remove unnecessary memset of
717 * gen-semantics.c (print_semantic_body): Wasn't closing
720 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
722 * ld-insn.c (load_insn_table): Report instructions that do not
723 have at least a format and name.
724 (insn_table_find_opcode_field): Check progress is being made.
726 * gen-support.c (support_c_function): Report empty function body.
728 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
730 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
732 (insn_table_expand_insns): Allow special rules to apply to groups
733 of instructions when all members of the group match the special
736 * gen-semantics.c (print_c_semantic): Ditto.
737 * igen.c (print_semantic_function_formal): Ditto.
738 (print_semantic_function_type): Ditto.
739 * igen.c (print_icache_function_formal): Ditto.
740 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
742 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
743 instruction_address type.
745 * gen-semantics.c (print_semantic_body): Call cpu_error when an
746 unimplemented instruction is encountered - gives the interpreter
747 the chance to stop correctly.
749 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
751 * igen.c (print_function_name): Allow dot's in instruction names.
753 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
755 * igen.c (main), igen.h: Support new option - delayed-branch -
756 generate code to drive a delayed branch processor.
758 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
760 * igen.c (print_icache_function_formal): Replace address_word with
762 (print_semantic_function_formal): Ditto.
763 (print_semantic_function_type): Ditto.
764 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
766 * gen-semantics.c (print_semantic_body): Ditto.
767 (print_c_semantic): Ditto.
769 * gen-support.c (support_c_function): Return a zeroed CIA instead
770 of just zero - works with any cia type.
772 * igen.c (print_itrace): For delayed branch case, print just the
775 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
777 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
779 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
781 * Makefile.in (INSTALL): Set to @INSTALL@.
782 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
784 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
786 * Makefile.in (INSTALL): Change install.sh to install-sh.
788 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
790 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
791 * gen-idecode.c (gen_idecode_c): Likewise.
792 * igen.c (gen_semantics_c): Likewise.
794 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
796 * gen-icache.c (print_icache_body): No longer define cpu/sd,
797 support.h now defines CPU/SD globally.
799 * gen-model.c (gen_model_h): Ditto.
801 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
803 (print_jump_until_stop_body): Ditto.
804 (print_idecode_validate): Ditto.
806 * gen-icache.c (print_icache_body): Ditto.
808 * gen-semantics.c (print_semantic_body): Ditto.
810 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
812 (print_icache_function_formal): Ditto.
814 * gen-support.c (print_support_function_name): Include sd/cpu arg
815 in support function argument list.
816 (support_c_function): Generate code to cpu/sd from sd/cpu.
817 (gen_support_h): Define _SD the argument prefix for all support
818 functions. Define SD/CPU to determine sd/cpu from value of _SD
821 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
823 * gen-support.c (gen_support_c): Update for renaming of engine to
827 * gen-idecode.c (gen_idecode_c): Ditto.
829 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
831 * ld-decode.c (load_decode_table): Rename slash to reserved.
832 (dump_decode_rule): Ditto.
834 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
835 reserved bit - and a `*' - wild card.
836 (parse_insn_format): Change is_slash to more informative reserved.
837 (dump_insn_field): Ditto.
838 (insn_field_is_constant): Ditto.
839 (insn_table_expand_opcode): Ditto.
841 * gen-idecode.c (print_idecode_validate): Make check_mask and
842 check_val the correct integer size.
843 (print_idecode_validate): Fix reserved bit check for 64 bit
846 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
848 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
849 `/' in bit fields. `/' denotes a wild bit.
851 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
853 * igen.h, igen.c (main): New options. Control generation of
854 conditional issue and slot verification code.
856 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
858 * gen-support.c (print_support_function_name): Prepend the global
859 name prefix when applicable. Provide #define to map the user
860 specified name the generated globaly unique one.
862 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
864 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
865 - reserved bits, floating point and slot validation - with a
866 #ifdef so that they are optional.
868 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
870 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
871 - report the error of a leaf node in the decision tree containing
872 several instructions.
873 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
874 (print_idecode_switch_leaf): Ditto.
876 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
877 print_idecode_invalid): Rename former to latter. Add argument so
878 that one function can generate all invalid instruction cases -
879 illegal, fp-unavailable, wrong-slot.
880 * gen-engine.c: Update.
882 * gen-idecode.c: Use print_idecode_invalid to generate a function
883 call for cases when fp-unavailable and the slot is wrong.
885 * gen-idecode.c (print_idecode_validate): New check, generate code
886 to verify that the instruction slot is correct.
888 * igen.c (main): Simplify options.
890 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
892 * igen.c (print_itrace): Remove source line reference for trace
893 code - let the user see the generated file.
894 (print_itrace): Print the trace code rather than reference a
897 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
899 * igen.c (print_semantic_function_actual): Pass either the
900 processor - smp - or the engine - mono - into semantic functions.
903 * gen-icache.c (print_icache_body): Dependant on smp, derive
904 processor from engine or engine from processor, and hence ensuring
905 that both are defined in all semantic functions.
907 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
909 * ld-insn.c (parse_insn_format): Make the width field optional.
910 If missing assume that the number of characters in the value
911 determines the number of bits in the field.
913 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
915 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
916 more useful error message.
918 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
920 * misc.c (error): Output errors on stderr.
922 * ld-insn.c (parse_insn_format): Skip any leading spaces.
923 Verify the width of instructions being parsed.
925 * table.c (table_entry_read): Parse CPP's convention for
926 specifying original file name/line-nr.
928 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
930 * ld-insn.c (parse_insn_format): Allow trailing spaces in
933 * Makefile.in: Create using ../ppc/Makefile.in as a starting
935 * configure.in: Ditto vis ../ppc/configure.in
937 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
939 * gen-support.c (gen_support_c): Always include engine.h instead
941 * gen-idecode.c (gen_idecode_c): Ditto.
943 * words.h (instruction_word): Remove instruction_word - now
945 (address_word): New. Used by igen.
947 * lf.c (lf_print_function_type_function): New, pass a function to
948 print out the type instead of a constant string.
950 * igen.h, igen.c (print_semantic_function_formal,
951 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
952 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
953 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
954 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
955 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
956 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
957 * gen-idecode.c (print_idecode_table): Update.
958 (idecode_switch_leaf): Update.
959 (print_idecode_switch_function_header): Ditto.
960 (print_idecode_floating_point_unavailable): Ditto.
961 (print_idecode_issue_function_header): Ditto.
962 * igen.c (gen_icache_h): Ditto.
963 * gen-engine.c (print_engine_table): Ditto.
964 (engine_switch_leaf): Ditto.
965 * gen-support.c (print_support_function_name): Ditto.
966 * gen-semantics.c (print_semantic_function_header): Update.
968 * gen-icache.c (print_icache_function_header): Update.
969 (print_icache_function): Update.
970 (print_icache_internal_function_declaration): Update.
971 (print_icache_internal_function_definition): Update.
973 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
974 files, will at some stage need to move it into support.
976 * igen.h, igen.c (main): New option -e <engine> - generate a full
977 simulation engine. Previously this was the -d <idecode-file>
979 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
980 to clean these up so that that call upon the updated gen-idecode
983 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
984 generating a decode table.
986 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
988 * igen.h, igen.c (main): New option -M - Control what is returned
989 by semantic functions - -1/NIA vs CIA+N/NIA. Add
990 generate_semantic_returning_modified_nia_only to igen_code enum.
991 * gen-semantics.c (print_semantic_body): As an alternative, make
992 NIA == -1 instead of CIA+insn_size by default.
994 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
995 New option -P <prefix> - Prepend all generated functions with the
997 (gen_idecode_c): Adjust.
998 * gen-icache.c (print_icache_struct): Ditto.
999 * gen-support.c (gen_support_c): Ditto.
1001 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1003 * igen.c (main): Correct usage. Missleading message about ucase
1004 options dumping internal tables. -F now includes rather then
1005 excludes instructions.
1007 * misc.h, misc.c (a2i): Make 64bit.
1009 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1010 max to 64bits, expect trouble. Make the default 32 bits.
1011 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1012 et.al. macro's to use the insn_bit_size instead of assuming 32
1014 * gen-icache.c (print_icache_extraction): Ditto.
1015 * gen-idecode.c (idecode_switch_start): Ditto.
1016 * gen-idecode.c (gen_idecode_c): Ditto
1018 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1019 Indicates that the instruction field of the table is specifying
1020 bit widths instead of bit offsets.
1021 * ld-insn.c (parse_insn_format): Parse instruction fields
1024 * misc.c (a2i): Allow binary numbers to be specified using the
1026 * ld-insn.c: Allow such numbers to appear in the instruction
1029 * table.c (table_entry_read): Make // a valid comment character.
1030 (table_entry_read): Skip lines containing a leading " - these may
1031 eventually be used in a disasembler.
1033 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1035 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1036 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1037 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1038 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1039 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1040 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1041 from the ../ppc directory.
1043 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1044 renaming from filter_filename.[hc]