1 2002-03-07 Chris Demetriou <cgd@broadcom.com>
3 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
5 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
7 * configure: Regenerated to track ../common/aclocal.m4 changes.
9 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
11 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
12 of GPR_SET(N,0) for gen-zero-rN.
14 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
16 * Makefile.in (SIM_WARNINGS): Replace this with.
17 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
18 WARN_CFLAGS): With these.
19 (BUILD_CFLAGS): Update.
21 * configure: Regenerated to track ../common/aclocal.m4 changes.
23 1999-05-08 Felix Lee <flee@cygnus.com>
25 * configure: Regenerated to track ../common/aclocal.m4 changes.
27 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
29 * igen.c (main): Fix -Pitable=.
31 * gen-engine.c (print_run_body): Prefix instruction_address.
33 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
35 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
38 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
40 * gen-icache.c (print_icache_extraction): #undef a generated
41 symbol before #define'ing it, to remove conflict with system
44 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
46 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
47 the extraction of the value from its source - both table and bit
50 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
52 * ld-insn.c (parse_insn_word): For constant conditional strings,
53 encode their bit value.
55 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
56 operands to refer to fields in earlier instruction words.
58 * gen.c (sub_val): Replace field argument with val_last_pos.
59 (gen_entry_expand_opcode): Look in previous tables for a value for
60 a conditional field as well as the bits from the current table.
61 (insn_list_insert): Add sort key of instructions where
62 their operand fields have different conditionals.
63 (insn_field_cmp): New function.
65 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
67 * configure: Regenerated to track ../common/aclocal.m4 changes.
70 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
72 * acconfig.h: New file.
73 * configure.in: Reverted change of Apr 24; use sinclude again.
75 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
77 * configure: Regenerated to track ../common/aclocal.m4 changes.
80 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
82 * configure.in: Don't call sinclude.
84 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
86 * gen-icache.c (print_icache_extraction): Do not type cast
89 * ld-insn.c (load_insn_table): Terminate error with NL.
91 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
93 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
96 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
98 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
99 to suppress inlining by default.
101 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
103 * gen-icache.c (print_icache_extraction): When generating #define
104 force the expression to the correct type.
106 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
108 * misc.c (name2i): strlen returns an unsigned.
110 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
112 * igen.h (struct igen_warn_options): Add unimplemented option.
113 * igen.c (main): Update
115 * ld-insn.c (load_insn_table): Report unimplemented functions.
117 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
119 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
120 separator tokens when parsing a conditional.
122 * igen.h (main): Add option -S so that suffix can be specified.
124 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
126 * igen.h (struct igen_trace_options): Add members insn_expansion
129 * igen.c (main): Add options -Gtrace-insn-expansion,
130 -Gtrace-insn-insertion and -Gtrace-all.
132 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
133 selected for expansion.
134 (gen_entry_expand_opcode): Trace each expanded instruction as it
135 is inserted into the table.
137 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
139 * ld-insn.c (parse_insn_word): Parse conditional operators.
140 (parse_insn_word): Verify field conditionals.
142 * ld-insn.h: Extend syntax to allow macros and field equality.
143 (struct insn_field_cond): Rename insn_field_exclusion, add type.
145 * gen.c (gen_entry_expand_opcode): Check type of conditional.
146 (insns_bit_useless): Ditto.
148 * ld-insn.c (parse_macro_record): New function.
150 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
152 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
154 * ld-insn.c (parse_insn_word): Check instruction field type
155 correctly initialized.
156 (print_insn_words): Ditto.
157 (insn_field_type_to_str): Ditto.
158 (dump_insn_field): Ditto.
160 * gen.c (insns_bit_useless): Ditto.
162 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
164 * gen.h, igen.c (print_include_inline, print_includes,
165 print_includes): New functions. Generate include list. For for
166 semantics et.al. generate CPP code to inline when
169 * igen.c (gen_semantics_c): Call print_includes.
170 * gen-engine.c (gen_engine_c): Ditto.
172 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
174 * igen.h: (struct _igen_name_option): Replace with struct
175 igen_module_option. Contains both module prefix and suffix.
176 (INIT_OPTIONS): Initialize.
178 * igen.c (main): Update -P option to fill in full module info.
179 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
180 gen-support.c): Update.
182 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
184 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
187 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
189 * table.c (table_push): Redo, using stdio. Fixes NT native
190 problem with <CRLF>=><LF> translation...
192 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
194 * gen-engine.c (print_run_body): Re-extract the CIA after
195 processing any events.
197 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
199 * Makefile.in: Get SHELL from configure.
200 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
203 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
205 * igen.c: Pass sim_cia to trace_prefix.
207 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
209 * ld-insn.c (parse_function_record): Check models are valid.
210 (parse_function_record): Only discard function when no model is
213 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
215 * gen-engine.c (print_run_body): Always wrap generated idecode
216 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
218 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
220 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
221 discarded function warning.
223 * igen.c (main): Clarify -Wnodiscard.
225 * ld-insn.c (parse_function_record): For functions, allow use of
226 instruction style function model records
228 * ld-insn.h (nr_function_model_fields): Define.
230 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
232 * igen.c (print_itrace_prefix): Generate call to trace_prefix
233 instead of trace_one_insn.
234 (print_itrace): Generate trace_prefix call if any tracing enabled,
235 (print_itrace): Nest generated call to trace_generic inside
236 conditional for any tracing enabled.
237 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
239 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
241 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
242 * gen-icache.c (print_icache_body): Ditto.
243 * gen-idecode.c (print_idecode_ifetch): Ditto.
245 * gen-icache.c (print_icache_body): Mark successive instruction
248 * ld-insn.c (parse_insn_word): Only report insn-width problems
249 when warning enabled.
251 * igen.h: Add flag for warning about invalid instruction widths.
252 * igen.c: Parse -Wwidth option.
254 * gen-support.c (gen_support_h): Map instruction_word onto
255 <PREFIX>_instruction_word when needed.
256 (print_support_function_name): Use support prefix.
257 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
259 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
261 * gen-support.c (gen_support_h): Generate new macro CPU_.
263 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
265 * gen-engine.c (gen_engine_h): Don't assume a model is present.
266 (gen_engine_c): Ditto.
268 * igen.c (gen_run_c): Ditto.
270 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
271 CPU_CIA. Parameterize with CPU argument.
273 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
275 * gen.h (struct _gen_list): Replace processor with model.
277 * igen.c (gen_idecode_h): Update.
278 (gen_run_c): For generated switch, use model->full_name.
280 * gen.c (print_gen_entry_path): Ditto.
282 (gen_entry_expand_insns): Ditto.
283 (make_gen_tables): Ditto.
285 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
286 function sim_engine_run. Pass argument on to engine_run.
288 * gen-engine.c (print_engine_run_function_header): Add extra
289 argument `nr_cpus' to generated function engine_run.
290 (print_run_body): Fix SMP case.
292 * gen-support.c (support_c_function): Call sim_engine_abort when
293 internal function fails to long jump.
295 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
297 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
300 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
302 * gen-semantics.c (print_semantic_body): Fix handling of
303 hardwired zero register.
305 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
307 * igen.h (struct _igen_gen_options): Add member default_model.
309 * igen.c (gen_run_c): Default to the first machine in the
311 (main): Add MODEL parameter to gen-multi-sim option.
313 * gen.h (function_decl_type): Declare enum.
315 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
316 Make global, pass function_decl_type as argument.
317 (gen_engine_h, gen_engine_c): Update call.
319 * gen-idecode.c (print_idecode_issue_function_header),
320 gen-idecode.h: Pass function_decl_type as argument.
322 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
325 * igen.c (gen_run_c): For multi-sim, initialize globals
326 idecode_issue and engine_run.
328 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
330 * ld-insn.c (parse_insn_model_record): Allow multiple model names
331 to be specified in a single instruction model record.
332 (dump_insn_model_entry): Update.
334 * ld-insn.h (struct _insn_model_entry): Replace member name with
335 the filter names. Document syntax change.
337 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
339 * gen-engine.c (print_run_body): Add hooks for adding code before
340 and after an instruction has been issued.
342 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
344 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
345 `#ifdef 0' around this.
347 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
349 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
352 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
354 * ld-insn.h: Document mnemonic string format.
356 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
358 * gen-icache.c (print_icache_extraction): Force result of atol to
361 * ld-insn.c (parse_function_record): Separate handling of old and
362 ney fynction records.
363 (load_insn_table): For %s record, hack function name & type after
366 * filter.h (filter_is_subset): Reverse argument names, wrong
369 * ld-insn.c (load_insn_table): Move include code to.
370 (parse_include_record): New function. Check for filtering of
371 include statement by both flags and models.
372 (load_insn_table): Check for model filtering of cache and model
374 (parse_model_data_record): Check for model & flag filtering of
376 (parse_function_record): Check for model & flag filtering of
379 * ld-insn.h: Define record_filter_models_field. Add filter-models
380 field to all but instruction records.
381 (struct _function_entry, struct _cache_entry): Add models field.
382 (nr_function_fields): Make parm field mandatory.
384 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
386 * igen.c (main): Change -I option to -I<directory>. Add optional
387 size to -Ggen-icache option. Add -Gno-... support.
389 * igen.h (struct _igen_options): Add include field.
391 * ld-insn.c (enum insn_record_type, insn_type_map): Add
393 (load_insn_table): Call table_push when include record.
395 * table.c (struct _open table, struct table): Make table object an
396 indirect ptr to the current table file.
397 (current_line, new_table_entry, next_line): Make file arg type
399 (table_open): Use table_push.
400 (table_read): Point variable file at current table, at eof, pop
403 * table.h, table.c (table_push): New function.
405 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
407 * gen-semantics.c (print_semantic_body): Use CIA not
408 cia.ip. Escape newlines at end of generated call to
411 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
413 * igen.c (print_itrace): Output line-ref to igen source file when
414 generating trace statements.
415 (print_itrace_prefix, print_itrace_format): Escape newline at end
416 of each line of generated call to trace function.
418 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
420 * gen-support.c (gen_support_h): Generate #define NIA. Definition
421 dependant on gen-delayed-branch mode.
423 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
424 closing double quote in mnemonic field.
425 (parse_option_record): Add gen-delayed-branch option.
427 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
429 * gen.c (insn_list_insert): Missing \n in warning.
431 * ld-insn.c (load_insn_table): Only notify of discarded
432 instrctions when warn.discard enabled.
434 * igen.h: Add option.warn.discard, default enabled.
436 * igen.c (main): Add -Wnodiscard option.
438 * ld-insn.c (record_type): For old record type, check the number
439 of fields is correct.
440 (load_insn_table): Allow insn assembler and insn model records to
442 (parse_insn_model_record): Rename from parse_insn_model_records.
443 Parse only one record.
444 (parse_insn_mnemonic_record): Rename from
445 parse_insn_mnemonic_records. Parse only one record.
447 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
449 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
450 illegal zero-sized array.
451 (itable_print_set): likewise, avoid empty initializers.
453 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
455 * configure.in: i386-windows is a cross, so don't expect
456 libiberty to be there.
457 * configure: updated.
459 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
461 * igen.c (print_function_name): Put the format name after the
462 function / instruction name, not before.
463 (print_itrace): Better format trace code.
465 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
467 * gen.c (insns_bit_useless): Don't treat string fields restricted
468 to a range of values as useless.
470 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
472 * igen.c (gen_run_c): Handle non-multi-sim case.
474 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
477 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
479 * gen-semantics.c (print_semantic_body): Trace the instruction
480 after it has been validated.
481 (print_semantic_body): Count the instruction using sim-profile.
483 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
485 * gen-itable.c (gen_itable_h): Collect summary info on instruction
486 table when traversing it.
487 (gen_itable_h): Output an enum defining the max size of each of
488 the itable string members.
490 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
492 * igen.c (gen_run_c): New function. Generate sim_engine_run that
493 looks at the currently selected architecture.
495 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
496 one engine per model.
498 * gen-semantics.c, gen-icache.c gen-support.c:
501 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
502 returns a line at a time. Parse multi-word instructions. Add
505 * table.h, table.c: Simplify. Only parse a single line at a time.
506 ld-insn can handle the rest.
508 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
509 filter_is_common, filter_is_member, filter_next): New filter
511 (dump_filter): Ditto.
513 * gen.h, gen.c: New file. Takes the insn table and turns it into
514 a set of decode tables and semantic functions.
516 * ld-insn.c: Copy generator code from here.
519 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
521 * misc.h (NZALLOC): Allocate an N element array of TYPE.
523 * table.h, table.c: Simplify table parser so that it only
524 understands colon delimited lines and code blocks.
525 (table_read): Parse '{' ... '}' as a code block.
526 (table_print_code): New function, print out a code block to file.
527 (main): Add suport for standalone testing.
529 * ld-insn.h, ld-insn.c:
532 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
534 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
535 (print_jump_definition, print_jump, print_jump_internal_function,
536 print_jump_insn, print_jump_until_stop_body): Delete, moved to
539 * igen.c (print_itrace_format): Delete unused variable chp.
540 (gen-engine.h): Include.
542 * table.c (current_file_name, current_line_entry,
543 current_line_entry): Make static.
545 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
547 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
548 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
549 * configure.in: Include simulator common/aclocal.m4.
550 * configure.in: Add --enable-sim-warnings option.
551 * configure: Re-generate.
555 * Makefile.in (tmp-filter): New rule.
556 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
557 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
559 * gen.h, gen.c: New files.
561 * Makefile.in (gen.o, tmp-gen): New rules, update all
564 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
566 * ld-insn.c (load_insn_table): Accept %s as a function type.
568 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
570 * igen.c (print_itrace_prefix): Move printing of insn prefix to
572 (print_itrace_format): Drop printing of MY_NAME in instruction
573 trace. Printing of insn prefix moved.
574 (print_itrace): Ditto.
576 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
578 * gen-icache.c (print_icache_function_header): Pass
579 table_line_entry instead of separate file and line.
581 * table.c (table_entry_read): Set assembler source file/line-nr to
582 the current not initial file.
583 (table_entry_read): Fix line numbering of source files.
585 table.h (table_line_entry): New structure. Exactly specifies a
587 (table_*_entry): Add this to all.
589 table.c (table_entry_print_cpp_line_nr): Change to use values from
590 a table_line_entry struct.
591 (table_entry_read): Save table_line_entry in all structures read.
593 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
594 gen-model.c: Update all references.
596 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
598 * igen.c (print_my_defines): Define MY_NAME - a string. For
599 MY_PREFIX, undefine the name of the function incase some dumb
600 header defined it. it.
601 (print_itrace): Use MY_NAME not MY_PREFIX.
603 * lf.c (lf_write): New function write an N character buffer to the
606 * igen.c (print_itrace): When available, use the assembler to
607 print the insn-trace.
608 (print_itrace_prefix): New function, print first part of call to
610 (print_itrace_format): New function, print fmt argument for
613 * table.c (table_entry_read): Save any assembler lines instead of
616 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
618 * gen-icache.c (print_icache_body): Process immeds.
620 * gen-semantics.c (print_semantic_body): When computing NIA, skip
621 any immed words that follow the instruction word.
623 * ld-insn.c (parse_insn_format): Parse immeds appended to an
626 * igen.c (main): Allow any register to be specified as the zero
628 (semantic_zero_reg): Global, index to zero register.
630 * gen-semantics.c (print_semantic_body): Zero selected register.
632 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
634 * igen.h: Stop options and code gen type bit masks overlaping.
636 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
638 * gen-semantics.c (print_semantic_body): Incorrect test for
641 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
643 * gen-semantics.c (print_semantic_body): Use common sim-engine
646 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
648 * gen-semantics.c (print_semantic_body): Add code to clear r0.
650 * igen.c (main): Add new option zero-r0, which adds code to clear
653 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
655 * igen.c (print_itrace): Fix so line-nr is passed to trace
658 * gen-idecode.c (print_idecode_validate): Correct FP code.
660 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
662 (print_support_function_name): Ditto.
664 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
666 * igen.c (print_itrace): Call trace_one_insn to trace
667 instructions, rather than doing it directly.
669 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
671 * gen-engine.c (engine_switch_leaf): Remove extra %s.
672 (print_engine_floating_point_unavailable): Wrap in #ifdef
673 UNUSED/#endif, until somebody uses it.
675 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
677 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
679 (print_idecode_validate): Use long formats to print long values.
681 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
682 if we get an unexpected type.
684 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
686 * igen.c (print_itrace): Pass SD as well as CPU to calls to
689 * gen-support.c (gen_support_h): Always pass sim_cia cia to
691 (print_support_function_name): Ditto.
693 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
695 * gen-support.c (support_c_function): Remove unnecessary memset of
697 * gen-semantics.c (print_semantic_body): Wasn't closing
700 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
702 * ld-insn.c (load_insn_table): Report instructions that do not
703 have at least a format and name.
704 (insn_table_find_opcode_field): Check progress is being made.
706 * gen-support.c (support_c_function): Report empty function body.
708 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
710 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
712 (insn_table_expand_insns): Allow special rules to apply to groups
713 of instructions when all members of the group match the special
716 * gen-semantics.c (print_c_semantic): Ditto.
717 * igen.c (print_semantic_function_formal): Ditto.
718 (print_semantic_function_type): Ditto.
719 * igen.c (print_icache_function_formal): Ditto.
720 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
722 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
723 instruction_address type.
725 * gen-semantics.c (print_semantic_body): Call cpu_error when an
726 unimplemented instruction is encountered - gives the interpreter
727 the chance to stop correctly.
729 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
731 * igen.c (print_function_name): Allow dot's in instruction names.
733 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
735 * igen.c (main), igen.h: Support new option - delayed-branch -
736 generate code to drive a delayed branch processor.
738 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
740 * igen.c (print_icache_function_formal): Replace address_word with
742 (print_semantic_function_formal): Ditto.
743 (print_semantic_function_type): Ditto.
744 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
746 * gen-semantics.c (print_semantic_body): Ditto.
747 (print_c_semantic): Ditto.
749 * gen-support.c (support_c_function): Return a zeroed CIA instead
750 of just zero - works with any cia type.
752 * igen.c (print_itrace): For delayed branch case, print just the
755 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
757 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
759 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
761 * Makefile.in (INSTALL): Set to @INSTALL@.
762 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
764 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
766 * Makefile.in (INSTALL): Change install.sh to install-sh.
768 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
770 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
771 * gen-idecode.c (gen_idecode_c): Likewise.
772 * igen.c (gen_semantics_c): Likewise.
774 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
776 * gen-icache.c (print_icache_body): No longer define cpu/sd,
777 support.h now defines CPU/SD globally.
779 * gen-model.c (gen_model_h): Ditto.
781 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
783 (print_jump_until_stop_body): Ditto.
784 (print_idecode_validate): Ditto.
786 * gen-icache.c (print_icache_body): Ditto.
788 * gen-semantics.c (print_semantic_body): Ditto.
790 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
792 (print_icache_function_formal): Ditto.
794 * gen-support.c (print_support_function_name): Include sd/cpu arg
795 in support function argument list.
796 (support_c_function): Generate code to cpu/sd from sd/cpu.
797 (gen_support_h): Define _SD the argument prefix for all support
798 functions. Define SD/CPU to determine sd/cpu from value of _SD
801 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
803 * gen-support.c (gen_support_c): Update for renaming of engine to
807 * gen-idecode.c (gen_idecode_c): Ditto.
809 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
811 * ld-decode.c (load_decode_table): Rename slash to reserved.
812 (dump_decode_rule): Ditto.
814 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
815 reserved bit - and a `*' - wild card.
816 (parse_insn_format): Change is_slash to more informative reserved.
817 (dump_insn_field): Ditto.
818 (insn_field_is_constant): Ditto.
819 (insn_table_expand_opcode): Ditto.
821 * gen-idecode.c (print_idecode_validate): Make check_mask and
822 check_val the correct integer size.
823 (print_idecode_validate): Fix reserved bit check for 64 bit
826 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
828 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
829 `/' in bit fields. `/' denotes a wild bit.
831 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
833 * igen.h, igen.c (main): New options. Control generation of
834 conditional issue and slot verification code.
836 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
838 * gen-support.c (print_support_function_name): Prepend the global
839 name prefix when applicable. Provide #define to map the user
840 specified name the generated globaly unique one.
842 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
844 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
845 - reserved bits, floating point and slot validation - with a
846 #ifdef so that they are optional.
848 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
850 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
851 - report the error of a leaf node in the decision tree containing
852 several instructions.
853 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
854 (print_idecode_switch_leaf): Ditto.
856 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
857 print_idecode_invalid): Rename former to latter. Add argument so
858 that one function can generate all invalid instruction cases -
859 illegal, fp-unavailable, wrong-slot.
860 * gen-engine.c: Update.
862 * gen-idecode.c: Use print_idecode_invalid to generate a function
863 call for cases when fp-unavailable and the slot is wrong.
865 * gen-idecode.c (print_idecode_validate): New check, generate code
866 to verify that the instruction slot is correct.
868 * igen.c (main): Simplify options.
870 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
872 * igen.c (print_itrace): Remove source line reference for trace
873 code - let the user see the generated file.
874 (print_itrace): Print the trace code rather than reference a
877 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
879 * igen.c (print_semantic_function_actual): Pass either the
880 processor - smp - or the engine - mono - into semantic functions.
883 * gen-icache.c (print_icache_body): Dependant on smp, derive
884 processor from engine or engine from processor, and hence ensuring
885 that both are defined in all semantic functions.
887 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
889 * ld-insn.c (parse_insn_format): Make the width field optional.
890 If missing assume that the number of characters in the value
891 determines the number of bits in the field.
893 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
895 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
896 more useful error message.
898 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
900 * misc.c (error): Output errors on stderr.
902 * ld-insn.c (parse_insn_format): Skip any leading spaces.
903 Verify the width of instructions being parsed.
905 * table.c (table_entry_read): Parse CPP's convention for
906 specifying original file name/line-nr.
908 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
910 * ld-insn.c (parse_insn_format): Allow trailing spaces in
913 * Makefile.in: Create using ../ppc/Makefile.in as a starting
915 * configure.in: Ditto vis ../ppc/configure.in
917 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
919 * gen-support.c (gen_support_c): Always include engine.h instead
921 * gen-idecode.c (gen_idecode_c): Ditto.
923 * words.h (instruction_word): Remove instruction_word - now
925 (address_word): New. Used by igen.
927 * lf.c (lf_print_function_type_function): New, pass a function to
928 print out the type instead of a constant string.
930 * igen.h, igen.c (print_semantic_function_formal,
931 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
932 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
933 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
934 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
935 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
936 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
937 * gen-idecode.c (print_idecode_table): Update.
938 (idecode_switch_leaf): Update.
939 (print_idecode_switch_function_header): Ditto.
940 (print_idecode_floating_point_unavailable): Ditto.
941 (print_idecode_issue_function_header): Ditto.
942 * igen.c (gen_icache_h): Ditto.
943 * gen-engine.c (print_engine_table): Ditto.
944 (engine_switch_leaf): Ditto.
945 * gen-support.c (print_support_function_name): Ditto.
946 * gen-semantics.c (print_semantic_function_header): Update.
948 * gen-icache.c (print_icache_function_header): Update.
949 (print_icache_function): Update.
950 (print_icache_internal_function_declaration): Update.
951 (print_icache_internal_function_definition): Update.
953 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
954 files, will at some stage need to move it into support.
956 * igen.h, igen.c (main): New option -e <engine> - generate a full
957 simulation engine. Previously this was the -d <idecode-file>
959 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
960 to clean these up so that that call upon the updated gen-idecode
963 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
964 generating a decode table.
966 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
968 * igen.h, igen.c (main): New option -M - Control what is returned
969 by semantic functions - -1/NIA vs CIA+N/NIA. Add
970 generate_semantic_returning_modified_nia_only to igen_code enum.
971 * gen-semantics.c (print_semantic_body): As an alternative, make
972 NIA == -1 instead of CIA+insn_size by default.
974 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
975 New option -P <prefix> - Prepend all generated functions with the
977 (gen_idecode_c): Adjust.
978 * gen-icache.c (print_icache_struct): Ditto.
979 * gen-support.c (gen_support_c): Ditto.
981 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
983 * igen.c (main): Correct usage. Missleading message about ucase
984 options dumping internal tables. -F now includes rather then
985 excludes instructions.
987 * misc.h, misc.c (a2i): Make 64bit.
989 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
990 max to 64bits, expect trouble. Make the default 32 bits.
991 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
992 et.al. macro's to use the insn_bit_size instead of assuming 32
994 * gen-icache.c (print_icache_extraction): Ditto.
995 * gen-idecode.c (idecode_switch_start): Ditto.
996 * gen-idecode.c (gen_idecode_c): Ditto
998 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
999 Indicates that the instruction field of the table is specifying
1000 bit widths instead of bit offsets.
1001 * ld-insn.c (parse_insn_format): Parse instruction fields
1004 * misc.c (a2i): Allow binary numbers to be specified using the
1006 * ld-insn.c: Allow such numbers to appear in the instruction
1009 * table.c (table_entry_read): Make // a valid comment character.
1010 (table_entry_read): Skip lines containing a leading " - these may
1011 eventually be used in a disasembler.
1013 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1015 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1016 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1017 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1018 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1019 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1020 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1021 from the ../ppc directory.
1023 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1024 renaming from filter_filename.[hc]