1 2002-06-17 Andrew Cagney <cagney@redhat.com>
3 * gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
5 * igen.c (main): Add default case to switch.
6 * gen-icache.c (print_icache_extraction): Ditto.
8 2002-06-17 Andrew Cagney <cagney@redhat.com>
10 * Makefile.in (BUILD_CFLAGS): Remove -O0.
12 2002-06-16 Andrew Cagney <ac131313@redhat.com>
14 * configure: Regenerated to track ../common/aclocal.m4 changes.
16 2002-06-03 Richard Henderson <rth@redhat.com>
18 * gen-engine.c (print_run_body): Avoid multi-line strings.
19 * lf.c (lf_print__gnu_copyleft): Likewise.
21 2002-05-01 Chris Demetriou <cgd@broadcom.com>
23 * igen.c: Use 'deprecated' rather than 'depreciated.'
25 2002-03-23 Andrew Cagney <ac131313@redhat.com>
27 * gen.c (format_name_cmp): New function.
28 (insn_list_insert): Use the instruction field name as an
29 additional key. Different field names indicate different
32 2002-03-07 Chris Demetriou <cgd@broadcom.com>
34 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
36 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
38 * configure: Regenerated to track ../common/aclocal.m4 changes.
40 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
42 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
43 of GPR_SET(N,0) for gen-zero-rN.
45 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
47 * Makefile.in (SIM_WARNINGS): Replace this with.
48 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
49 WARN_CFLAGS): With these.
50 (BUILD_CFLAGS): Update.
52 * configure: Regenerated to track ../common/aclocal.m4 changes.
54 1999-05-08 Felix Lee <flee@cygnus.com>
56 * configure: Regenerated to track ../common/aclocal.m4 changes.
58 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
60 * igen.c (main): Fix -Pitable=.
62 * gen-engine.c (print_run_body): Prefix instruction_address.
64 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
66 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
69 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
71 * gen-icache.c (print_icache_extraction): #undef a generated
72 symbol before #define'ing it, to remove conflict with system
75 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
77 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
78 the extraction of the value from its source - both table and bit
81 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
83 * ld-insn.c (parse_insn_word): For constant conditional strings,
84 encode their bit value.
86 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
87 operands to refer to fields in earlier instruction words.
89 * gen.c (sub_val): Replace field argument with val_last_pos.
90 (gen_entry_expand_opcode): Look in previous tables for a value for
91 a conditional field as well as the bits from the current table.
92 (insn_list_insert): Add sort key of instructions where
93 their operand fields have different conditionals.
94 (insn_field_cmp): New function.
96 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
98 * configure: Regenerated to track ../common/aclocal.m4 changes.
101 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
103 * acconfig.h: New file.
104 * configure.in: Reverted change of Apr 24; use sinclude again.
106 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
108 * configure: Regenerated to track ../common/aclocal.m4 changes.
111 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
113 * configure.in: Don't call sinclude.
115 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
117 * gen-icache.c (print_icache_extraction): Do not type cast
120 * ld-insn.c (load_insn_table): Terminate error with NL.
122 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
124 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
127 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
129 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
130 to suppress inlining by default.
132 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
134 * gen-icache.c (print_icache_extraction): When generating #define
135 force the expression to the correct type.
137 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
139 * misc.c (name2i): strlen returns an unsigned.
141 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
143 * igen.h (struct igen_warn_options): Add unimplemented option.
144 * igen.c (main): Update
146 * ld-insn.c (load_insn_table): Report unimplemented functions.
148 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
150 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
151 separator tokens when parsing a conditional.
153 * igen.h (main): Add option -S so that suffix can be specified.
155 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
157 * igen.h (struct igen_trace_options): Add members insn_expansion
160 * igen.c (main): Add options -Gtrace-insn-expansion,
161 -Gtrace-insn-insertion and -Gtrace-all.
163 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
164 selected for expansion.
165 (gen_entry_expand_opcode): Trace each expanded instruction as it
166 is inserted into the table.
168 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
170 * ld-insn.c (parse_insn_word): Parse conditional operators.
171 (parse_insn_word): Verify field conditionals.
173 * ld-insn.h: Extend syntax to allow macros and field equality.
174 (struct insn_field_cond): Rename insn_field_exclusion, add type.
176 * gen.c (gen_entry_expand_opcode): Check type of conditional.
177 (insns_bit_useless): Ditto.
179 * ld-insn.c (parse_macro_record): New function.
181 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
183 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
185 * ld-insn.c (parse_insn_word): Check instruction field type
186 correctly initialized.
187 (print_insn_words): Ditto.
188 (insn_field_type_to_str): Ditto.
189 (dump_insn_field): Ditto.
191 * gen.c (insns_bit_useless): Ditto.
193 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
195 * gen.h, igen.c (print_include_inline, print_includes,
196 print_includes): New functions. Generate include list. For for
197 semantics et.al. generate CPP code to inline when
200 * igen.c (gen_semantics_c): Call print_includes.
201 * gen-engine.c (gen_engine_c): Ditto.
203 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
205 * igen.h: (struct _igen_name_option): Replace with struct
206 igen_module_option. Contains both module prefix and suffix.
207 (INIT_OPTIONS): Initialize.
209 * igen.c (main): Update -P option to fill in full module info.
210 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
211 gen-support.c): Update.
213 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
215 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
218 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
220 * table.c (table_push): Redo, using stdio. Fixes NT native
221 problem with <CRLF>=><LF> translation...
223 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
225 * gen-engine.c (print_run_body): Re-extract the CIA after
226 processing any events.
228 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
230 * Makefile.in: Get SHELL from configure.
231 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
234 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
236 * igen.c: Pass sim_cia to trace_prefix.
238 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
240 * ld-insn.c (parse_function_record): Check models are valid.
241 (parse_function_record): Only discard function when no model is
244 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
246 * gen-engine.c (print_run_body): Always wrap generated idecode
247 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
249 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
251 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
252 discarded function warning.
254 * igen.c (main): Clarify -Wnodiscard.
256 * ld-insn.c (parse_function_record): For functions, allow use of
257 instruction style function model records
259 * ld-insn.h (nr_function_model_fields): Define.
261 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
263 * igen.c (print_itrace_prefix): Generate call to trace_prefix
264 instead of trace_one_insn.
265 (print_itrace): Generate trace_prefix call if any tracing enabled,
266 (print_itrace): Nest generated call to trace_generic inside
267 conditional for any tracing enabled.
268 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
270 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
272 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
273 * gen-icache.c (print_icache_body): Ditto.
274 * gen-idecode.c (print_idecode_ifetch): Ditto.
276 * gen-icache.c (print_icache_body): Mark successive instruction
279 * ld-insn.c (parse_insn_word): Only report insn-width problems
280 when warning enabled.
282 * igen.h: Add flag for warning about invalid instruction widths.
283 * igen.c: Parse -Wwidth option.
285 * gen-support.c (gen_support_h): Map instruction_word onto
286 <PREFIX>_instruction_word when needed.
287 (print_support_function_name): Use support prefix.
288 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
290 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
292 * gen-support.c (gen_support_h): Generate new macro CPU_.
294 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
296 * gen-engine.c (gen_engine_h): Don't assume a model is present.
297 (gen_engine_c): Ditto.
299 * igen.c (gen_run_c): Ditto.
301 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
302 CPU_CIA. Parameterize with CPU argument.
304 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
306 * gen.h (struct _gen_list): Replace processor with model.
308 * igen.c (gen_idecode_h): Update.
309 (gen_run_c): For generated switch, use model->full_name.
311 * gen.c (print_gen_entry_path): Ditto.
313 (gen_entry_expand_insns): Ditto.
314 (make_gen_tables): Ditto.
316 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
317 function sim_engine_run. Pass argument on to engine_run.
319 * gen-engine.c (print_engine_run_function_header): Add extra
320 argument `nr_cpus' to generated function engine_run.
321 (print_run_body): Fix SMP case.
323 * gen-support.c (support_c_function): Call sim_engine_abort when
324 internal function fails to long jump.
326 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
328 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
331 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
333 * gen-semantics.c (print_semantic_body): Fix handling of
334 hardwired zero register.
336 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
338 * igen.h (struct _igen_gen_options): Add member default_model.
340 * igen.c (gen_run_c): Default to the first machine in the
342 (main): Add MODEL parameter to gen-multi-sim option.
344 * gen.h (function_decl_type): Declare enum.
346 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
347 Make global, pass function_decl_type as argument.
348 (gen_engine_h, gen_engine_c): Update call.
350 * gen-idecode.c (print_idecode_issue_function_header),
351 gen-idecode.h: Pass function_decl_type as argument.
353 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
356 * igen.c (gen_run_c): For multi-sim, initialize globals
357 idecode_issue and engine_run.
359 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
361 * ld-insn.c (parse_insn_model_record): Allow multiple model names
362 to be specified in a single instruction model record.
363 (dump_insn_model_entry): Update.
365 * ld-insn.h (struct _insn_model_entry): Replace member name with
366 the filter names. Document syntax change.
368 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
370 * gen-engine.c (print_run_body): Add hooks for adding code before
371 and after an instruction has been issued.
373 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
375 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
376 `#ifdef 0' around this.
378 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
380 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
383 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
385 * ld-insn.h: Document mnemonic string format.
387 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
389 * gen-icache.c (print_icache_extraction): Force result of atol to
392 * ld-insn.c (parse_function_record): Separate handling of old and
393 ney fynction records.
394 (load_insn_table): For %s record, hack function name & type after
397 * filter.h (filter_is_subset): Reverse argument names, wrong
400 * ld-insn.c (load_insn_table): Move include code to.
401 (parse_include_record): New function. Check for filtering of
402 include statement by both flags and models.
403 (load_insn_table): Check for model filtering of cache and model
405 (parse_model_data_record): Check for model & flag filtering of
407 (parse_function_record): Check for model & flag filtering of
410 * ld-insn.h: Define record_filter_models_field. Add filter-models
411 field to all but instruction records.
412 (struct _function_entry, struct _cache_entry): Add models field.
413 (nr_function_fields): Make parm field mandatory.
415 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
417 * igen.c (main): Change -I option to -I<directory>. Add optional
418 size to -Ggen-icache option. Add -Gno-... support.
420 * igen.h (struct _igen_options): Add include field.
422 * ld-insn.c (enum insn_record_type, insn_type_map): Add
424 (load_insn_table): Call table_push when include record.
426 * table.c (struct _open table, struct table): Make table object an
427 indirect ptr to the current table file.
428 (current_line, new_table_entry, next_line): Make file arg type
430 (table_open): Use table_push.
431 (table_read): Point variable file at current table, at eof, pop
434 * table.h, table.c (table_push): New function.
436 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
438 * gen-semantics.c (print_semantic_body): Use CIA not
439 cia.ip. Escape newlines at end of generated call to
442 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
444 * igen.c (print_itrace): Output line-ref to igen source file when
445 generating trace statements.
446 (print_itrace_prefix, print_itrace_format): Escape newline at end
447 of each line of generated call to trace function.
449 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
451 * gen-support.c (gen_support_h): Generate #define NIA. Definition
452 dependant on gen-delayed-branch mode.
454 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
455 closing double quote in mnemonic field.
456 (parse_option_record): Add gen-delayed-branch option.
458 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
460 * gen.c (insn_list_insert): Missing \n in warning.
462 * ld-insn.c (load_insn_table): Only notify of discarded
463 instrctions when warn.discard enabled.
465 * igen.h: Add option.warn.discard, default enabled.
467 * igen.c (main): Add -Wnodiscard option.
469 * ld-insn.c (record_type): For old record type, check the number
470 of fields is correct.
471 (load_insn_table): Allow insn assembler and insn model records to
473 (parse_insn_model_record): Rename from parse_insn_model_records.
474 Parse only one record.
475 (parse_insn_mnemonic_record): Rename from
476 parse_insn_mnemonic_records. Parse only one record.
478 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
480 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
481 illegal zero-sized array.
482 (itable_print_set): likewise, avoid empty initializers.
484 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
486 * configure.in: i386-windows is a cross, so don't expect
487 libiberty to be there.
488 * configure: updated.
490 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
492 * igen.c (print_function_name): Put the format name after the
493 function / instruction name, not before.
494 (print_itrace): Better format trace code.
496 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
498 * gen.c (insns_bit_useless): Don't treat string fields restricted
499 to a range of values as useless.
501 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
503 * igen.c (gen_run_c): Handle non-multi-sim case.
505 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
508 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
510 * gen-semantics.c (print_semantic_body): Trace the instruction
511 after it has been validated.
512 (print_semantic_body): Count the instruction using sim-profile.
514 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
516 * gen-itable.c (gen_itable_h): Collect summary info on instruction
517 table when traversing it.
518 (gen_itable_h): Output an enum defining the max size of each of
519 the itable string members.
521 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
523 * igen.c (gen_run_c): New function. Generate sim_engine_run that
524 looks at the currently selected architecture.
526 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
527 one engine per model.
529 * gen-semantics.c, gen-icache.c gen-support.c:
532 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
533 returns a line at a time. Parse multi-word instructions. Add
536 * table.h, table.c: Simplify. Only parse a single line at a time.
537 ld-insn can handle the rest.
539 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
540 filter_is_common, filter_is_member, filter_next): New filter
542 (dump_filter): Ditto.
544 * gen.h, gen.c: New file. Takes the insn table and turns it into
545 a set of decode tables and semantic functions.
547 * ld-insn.c: Copy generator code from here.
550 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
552 * misc.h (NZALLOC): Allocate an N element array of TYPE.
554 * table.h, table.c: Simplify table parser so that it only
555 understands colon delimited lines and code blocks.
556 (table_read): Parse '{' ... '}' as a code block.
557 (table_print_code): New function, print out a code block to file.
558 (main): Add suport for standalone testing.
560 * ld-insn.h, ld-insn.c:
563 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
565 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
566 (print_jump_definition, print_jump, print_jump_internal_function,
567 print_jump_insn, print_jump_until_stop_body): Delete, moved to
570 * igen.c (print_itrace_format): Delete unused variable chp.
571 (gen-engine.h): Include.
573 * table.c (current_file_name, current_line_entry,
574 current_line_entry): Make static.
576 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
578 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
579 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
580 * configure.in: Include simulator common/aclocal.m4.
581 * configure.in: Add --enable-sim-warnings option.
582 * configure: Re-generate.
586 * Makefile.in (tmp-filter): New rule.
587 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
588 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
590 * gen.h, gen.c: New files.
592 * Makefile.in (gen.o, tmp-gen): New rules, update all
595 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
597 * ld-insn.c (load_insn_table): Accept %s as a function type.
599 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
601 * igen.c (print_itrace_prefix): Move printing of insn prefix to
603 (print_itrace_format): Drop printing of MY_NAME in instruction
604 trace. Printing of insn prefix moved.
605 (print_itrace): Ditto.
607 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
609 * gen-icache.c (print_icache_function_header): Pass
610 table_line_entry instead of separate file and line.
612 * table.c (table_entry_read): Set assembler source file/line-nr to
613 the current not initial file.
614 (table_entry_read): Fix line numbering of source files.
616 table.h (table_line_entry): New structure. Exactly specifies a
618 (table_*_entry): Add this to all.
620 table.c (table_entry_print_cpp_line_nr): Change to use values from
621 a table_line_entry struct.
622 (table_entry_read): Save table_line_entry in all structures read.
624 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
625 gen-model.c: Update all references.
627 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
629 * igen.c (print_my_defines): Define MY_NAME - a string. For
630 MY_PREFIX, undefine the name of the function incase some dumb
631 header defined it. it.
632 (print_itrace): Use MY_NAME not MY_PREFIX.
634 * lf.c (lf_write): New function write an N character buffer to the
637 * igen.c (print_itrace): When available, use the assembler to
638 print the insn-trace.
639 (print_itrace_prefix): New function, print first part of call to
641 (print_itrace_format): New function, print fmt argument for
644 * table.c (table_entry_read): Save any assembler lines instead of
647 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
649 * gen-icache.c (print_icache_body): Process immeds.
651 * gen-semantics.c (print_semantic_body): When computing NIA, skip
652 any immed words that follow the instruction word.
654 * ld-insn.c (parse_insn_format): Parse immeds appended to an
657 * igen.c (main): Allow any register to be specified as the zero
659 (semantic_zero_reg): Global, index to zero register.
661 * gen-semantics.c (print_semantic_body): Zero selected register.
663 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
665 * igen.h: Stop options and code gen type bit masks overlaping.
667 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
669 * gen-semantics.c (print_semantic_body): Incorrect test for
672 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
674 * gen-semantics.c (print_semantic_body): Use common sim-engine
677 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
679 * gen-semantics.c (print_semantic_body): Add code to clear r0.
681 * igen.c (main): Add new option zero-r0, which adds code to clear
684 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
686 * igen.c (print_itrace): Fix so line-nr is passed to trace
689 * gen-idecode.c (print_idecode_validate): Correct FP code.
691 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
693 (print_support_function_name): Ditto.
695 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
697 * igen.c (print_itrace): Call trace_one_insn to trace
698 instructions, rather than doing it directly.
700 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
702 * gen-engine.c (engine_switch_leaf): Remove extra %s.
703 (print_engine_floating_point_unavailable): Wrap in #ifdef
704 UNUSED/#endif, until somebody uses it.
706 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
708 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
710 (print_idecode_validate): Use long formats to print long values.
712 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
713 if we get an unexpected type.
715 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
717 * igen.c (print_itrace): Pass SD as well as CPU to calls to
720 * gen-support.c (gen_support_h): Always pass sim_cia cia to
722 (print_support_function_name): Ditto.
724 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
726 * gen-support.c (support_c_function): Remove unnecessary memset of
728 * gen-semantics.c (print_semantic_body): Wasn't closing
731 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
733 * ld-insn.c (load_insn_table): Report instructions that do not
734 have at least a format and name.
735 (insn_table_find_opcode_field): Check progress is being made.
737 * gen-support.c (support_c_function): Report empty function body.
739 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
741 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
743 (insn_table_expand_insns): Allow special rules to apply to groups
744 of instructions when all members of the group match the special
747 * gen-semantics.c (print_c_semantic): Ditto.
748 * igen.c (print_semantic_function_formal): Ditto.
749 (print_semantic_function_type): Ditto.
750 * igen.c (print_icache_function_formal): Ditto.
751 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
753 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
754 instruction_address type.
756 * gen-semantics.c (print_semantic_body): Call cpu_error when an
757 unimplemented instruction is encountered - gives the interpreter
758 the chance to stop correctly.
760 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
762 * igen.c (print_function_name): Allow dot's in instruction names.
764 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
766 * igen.c (main), igen.h: Support new option - delayed-branch -
767 generate code to drive a delayed branch processor.
769 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
771 * igen.c (print_icache_function_formal): Replace address_word with
773 (print_semantic_function_formal): Ditto.
774 (print_semantic_function_type): Ditto.
775 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
777 * gen-semantics.c (print_semantic_body): Ditto.
778 (print_c_semantic): Ditto.
780 * gen-support.c (support_c_function): Return a zeroed CIA instead
781 of just zero - works with any cia type.
783 * igen.c (print_itrace): For delayed branch case, print just the
786 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
788 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
790 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
792 * Makefile.in (INSTALL): Set to @INSTALL@.
793 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
795 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
797 * Makefile.in (INSTALL): Change install.sh to install-sh.
799 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
801 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
802 * gen-idecode.c (gen_idecode_c): Likewise.
803 * igen.c (gen_semantics_c): Likewise.
805 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
807 * gen-icache.c (print_icache_body): No longer define cpu/sd,
808 support.h now defines CPU/SD globally.
810 * gen-model.c (gen_model_h): Ditto.
812 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
814 (print_jump_until_stop_body): Ditto.
815 (print_idecode_validate): Ditto.
817 * gen-icache.c (print_icache_body): Ditto.
819 * gen-semantics.c (print_semantic_body): Ditto.
821 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
823 (print_icache_function_formal): Ditto.
825 * gen-support.c (print_support_function_name): Include sd/cpu arg
826 in support function argument list.
827 (support_c_function): Generate code to cpu/sd from sd/cpu.
828 (gen_support_h): Define _SD the argument prefix for all support
829 functions. Define SD/CPU to determine sd/cpu from value of _SD
832 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
834 * gen-support.c (gen_support_c): Update for renaming of engine to
838 * gen-idecode.c (gen_idecode_c): Ditto.
840 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
842 * ld-decode.c (load_decode_table): Rename slash to reserved.
843 (dump_decode_rule): Ditto.
845 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
846 reserved bit - and a `*' - wild card.
847 (parse_insn_format): Change is_slash to more informative reserved.
848 (dump_insn_field): Ditto.
849 (insn_field_is_constant): Ditto.
850 (insn_table_expand_opcode): Ditto.
852 * gen-idecode.c (print_idecode_validate): Make check_mask and
853 check_val the correct integer size.
854 (print_idecode_validate): Fix reserved bit check for 64 bit
857 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
859 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
860 `/' in bit fields. `/' denotes a wild bit.
862 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
864 * igen.h, igen.c (main): New options. Control generation of
865 conditional issue and slot verification code.
867 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
869 * gen-support.c (print_support_function_name): Prepend the global
870 name prefix when applicable. Provide #define to map the user
871 specified name the generated globaly unique one.
873 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
875 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
876 - reserved bits, floating point and slot validation - with a
877 #ifdef so that they are optional.
879 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
881 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
882 - report the error of a leaf node in the decision tree containing
883 several instructions.
884 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
885 (print_idecode_switch_leaf): Ditto.
887 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
888 print_idecode_invalid): Rename former to latter. Add argument so
889 that one function can generate all invalid instruction cases -
890 illegal, fp-unavailable, wrong-slot.
891 * gen-engine.c: Update.
893 * gen-idecode.c: Use print_idecode_invalid to generate a function
894 call for cases when fp-unavailable and the slot is wrong.
896 * gen-idecode.c (print_idecode_validate): New check, generate code
897 to verify that the instruction slot is correct.
899 * igen.c (main): Simplify options.
901 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
903 * igen.c (print_itrace): Remove source line reference for trace
904 code - let the user see the generated file.
905 (print_itrace): Print the trace code rather than reference a
908 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
910 * igen.c (print_semantic_function_actual): Pass either the
911 processor - smp - or the engine - mono - into semantic functions.
914 * gen-icache.c (print_icache_body): Dependant on smp, derive
915 processor from engine or engine from processor, and hence ensuring
916 that both are defined in all semantic functions.
918 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
920 * ld-insn.c (parse_insn_format): Make the width field optional.
921 If missing assume that the number of characters in the value
922 determines the number of bits in the field.
924 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
926 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
927 more useful error message.
929 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
931 * misc.c (error): Output errors on stderr.
933 * ld-insn.c (parse_insn_format): Skip any leading spaces.
934 Verify the width of instructions being parsed.
936 * table.c (table_entry_read): Parse CPP's convention for
937 specifying original file name/line-nr.
939 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
941 * ld-insn.c (parse_insn_format): Allow trailing spaces in
944 * Makefile.in: Create using ../ppc/Makefile.in as a starting
946 * configure.in: Ditto vis ../ppc/configure.in
948 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
950 * gen-support.c (gen_support_c): Always include engine.h instead
952 * gen-idecode.c (gen_idecode_c): Ditto.
954 * words.h (instruction_word): Remove instruction_word - now
956 (address_word): New. Used by igen.
958 * lf.c (lf_print_function_type_function): New, pass a function to
959 print out the type instead of a constant string.
961 * igen.h, igen.c (print_semantic_function_formal,
962 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
963 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
964 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
965 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
966 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
967 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
968 * gen-idecode.c (print_idecode_table): Update.
969 (idecode_switch_leaf): Update.
970 (print_idecode_switch_function_header): Ditto.
971 (print_idecode_floating_point_unavailable): Ditto.
972 (print_idecode_issue_function_header): Ditto.
973 * igen.c (gen_icache_h): Ditto.
974 * gen-engine.c (print_engine_table): Ditto.
975 (engine_switch_leaf): Ditto.
976 * gen-support.c (print_support_function_name): Ditto.
977 * gen-semantics.c (print_semantic_function_header): Update.
979 * gen-icache.c (print_icache_function_header): Update.
980 (print_icache_function): Update.
981 (print_icache_internal_function_declaration): Update.
982 (print_icache_internal_function_definition): Update.
984 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
985 files, will at some stage need to move it into support.
987 * igen.h, igen.c (main): New option -e <engine> - generate a full
988 simulation engine. Previously this was the -d <idecode-file>
990 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
991 to clean these up so that that call upon the updated gen-idecode
994 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
995 generating a decode table.
997 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
999 * igen.h, igen.c (main): New option -M - Control what is returned
1000 by semantic functions - -1/NIA vs CIA+N/NIA. Add
1001 generate_semantic_returning_modified_nia_only to igen_code enum.
1002 * gen-semantics.c (print_semantic_body): As an alternative, make
1003 NIA == -1 instead of CIA+insn_size by default.
1005 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
1006 New option -P <prefix> - Prepend all generated functions with the
1008 (gen_idecode_c): Adjust.
1009 * gen-icache.c (print_icache_struct): Ditto.
1010 * gen-support.c (gen_support_c): Ditto.
1012 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1014 * igen.c (main): Correct usage. Missleading message about ucase
1015 options dumping internal tables. -F now includes rather then
1016 excludes instructions.
1018 * misc.h, misc.c (a2i): Make 64bit.
1020 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1021 max to 64bits, expect trouble. Make the default 32 bits.
1022 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1023 et.al. macro's to use the insn_bit_size instead of assuming 32
1025 * gen-icache.c (print_icache_extraction): Ditto.
1026 * gen-idecode.c (idecode_switch_start): Ditto.
1027 * gen-idecode.c (gen_idecode_c): Ditto
1029 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1030 Indicates that the instruction field of the table is specifying
1031 bit widths instead of bit offsets.
1032 * ld-insn.c (parse_insn_format): Parse instruction fields
1035 * misc.c (a2i): Allow binary numbers to be specified using the
1037 * ld-insn.c: Allow such numbers to appear in the instruction
1040 * table.c (table_entry_read): Make // a valid comment character.
1041 (table_entry_read): Skip lines containing a leading " - these may
1042 eventually be used in a disasembler.
1044 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1046 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1047 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1048 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1049 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1050 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1051 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1052 from the ../ppc directory.
1054 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1055 renaming from filter_filename.[hc]