1 2002-06-03 Richard Henderson <rth@redhat.com>
3 * gen-engine.c (print_run_body): Avoid multi-line strings.
4 * lf.c (lf_print__gnu_copyleft): Likewise.
6 2002-05-01 Chris Demetriou <cgd@broadcom.com>
8 * igen.c: Use 'deprecated' rather than 'depreciated.'
10 2002-03-23 Andrew Cagney <ac131313@redhat.com>
12 * gen.c (format_name_cmp): New function.
13 (insn_list_insert): Use the instruction field name as an
14 additional key. Different field names indicate different
17 2002-03-07 Chris Demetriou <cgd@broadcom.com>
19 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
21 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
23 * configure: Regenerated to track ../common/aclocal.m4 changes.
25 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
27 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
28 of GPR_SET(N,0) for gen-zero-rN.
30 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
32 * Makefile.in (SIM_WARNINGS): Replace this with.
33 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
34 WARN_CFLAGS): With these.
35 (BUILD_CFLAGS): Update.
37 * configure: Regenerated to track ../common/aclocal.m4 changes.
39 1999-05-08 Felix Lee <flee@cygnus.com>
41 * configure: Regenerated to track ../common/aclocal.m4 changes.
43 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
45 * igen.c (main): Fix -Pitable=.
47 * gen-engine.c (print_run_body): Prefix instruction_address.
49 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
51 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
54 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
56 * gen-icache.c (print_icache_extraction): #undef a generated
57 symbol before #define'ing it, to remove conflict with system
60 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
62 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
63 the extraction of the value from its source - both table and bit
66 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
68 * ld-insn.c (parse_insn_word): For constant conditional strings,
69 encode their bit value.
71 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
72 operands to refer to fields in earlier instruction words.
74 * gen.c (sub_val): Replace field argument with val_last_pos.
75 (gen_entry_expand_opcode): Look in previous tables for a value for
76 a conditional field as well as the bits from the current table.
77 (insn_list_insert): Add sort key of instructions where
78 their operand fields have different conditionals.
79 (insn_field_cmp): New function.
81 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
83 * configure: Regenerated to track ../common/aclocal.m4 changes.
86 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
88 * acconfig.h: New file.
89 * configure.in: Reverted change of Apr 24; use sinclude again.
91 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
93 * configure: Regenerated to track ../common/aclocal.m4 changes.
96 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
98 * configure.in: Don't call sinclude.
100 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
102 * gen-icache.c (print_icache_extraction): Do not type cast
105 * ld-insn.c (load_insn_table): Terminate error with NL.
107 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
109 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
112 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
114 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
115 to suppress inlining by default.
117 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
119 * gen-icache.c (print_icache_extraction): When generating #define
120 force the expression to the correct type.
122 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
124 * misc.c (name2i): strlen returns an unsigned.
126 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
128 * igen.h (struct igen_warn_options): Add unimplemented option.
129 * igen.c (main): Update
131 * ld-insn.c (load_insn_table): Report unimplemented functions.
133 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
135 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
136 separator tokens when parsing a conditional.
138 * igen.h (main): Add option -S so that suffix can be specified.
140 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
142 * igen.h (struct igen_trace_options): Add members insn_expansion
145 * igen.c (main): Add options -Gtrace-insn-expansion,
146 -Gtrace-insn-insertion and -Gtrace-all.
148 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
149 selected for expansion.
150 (gen_entry_expand_opcode): Trace each expanded instruction as it
151 is inserted into the table.
153 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
155 * ld-insn.c (parse_insn_word): Parse conditional operators.
156 (parse_insn_word): Verify field conditionals.
158 * ld-insn.h: Extend syntax to allow macros and field equality.
159 (struct insn_field_cond): Rename insn_field_exclusion, add type.
161 * gen.c (gen_entry_expand_opcode): Check type of conditional.
162 (insns_bit_useless): Ditto.
164 * ld-insn.c (parse_macro_record): New function.
166 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
168 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
170 * ld-insn.c (parse_insn_word): Check instruction field type
171 correctly initialized.
172 (print_insn_words): Ditto.
173 (insn_field_type_to_str): Ditto.
174 (dump_insn_field): Ditto.
176 * gen.c (insns_bit_useless): Ditto.
178 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
180 * gen.h, igen.c (print_include_inline, print_includes,
181 print_includes): New functions. Generate include list. For for
182 semantics et.al. generate CPP code to inline when
185 * igen.c (gen_semantics_c): Call print_includes.
186 * gen-engine.c (gen_engine_c): Ditto.
188 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
190 * igen.h: (struct _igen_name_option): Replace with struct
191 igen_module_option. Contains both module prefix and suffix.
192 (INIT_OPTIONS): Initialize.
194 * igen.c (main): Update -P option to fill in full module info.
195 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
196 gen-support.c): Update.
198 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
200 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
203 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
205 * table.c (table_push): Redo, using stdio. Fixes NT native
206 problem with <CRLF>=><LF> translation...
208 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
210 * gen-engine.c (print_run_body): Re-extract the CIA after
211 processing any events.
213 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
215 * Makefile.in: Get SHELL from configure.
216 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
219 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
221 * igen.c: Pass sim_cia to trace_prefix.
223 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
225 * ld-insn.c (parse_function_record): Check models are valid.
226 (parse_function_record): Only discard function when no model is
229 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
231 * gen-engine.c (print_run_body): Always wrap generated idecode
232 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
234 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
236 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
237 discarded function warning.
239 * igen.c (main): Clarify -Wnodiscard.
241 * ld-insn.c (parse_function_record): For functions, allow use of
242 instruction style function model records
244 * ld-insn.h (nr_function_model_fields): Define.
246 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
248 * igen.c (print_itrace_prefix): Generate call to trace_prefix
249 instead of trace_one_insn.
250 (print_itrace): Generate trace_prefix call if any tracing enabled,
251 (print_itrace): Nest generated call to trace_generic inside
252 conditional for any tracing enabled.
253 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
255 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
257 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
258 * gen-icache.c (print_icache_body): Ditto.
259 * gen-idecode.c (print_idecode_ifetch): Ditto.
261 * gen-icache.c (print_icache_body): Mark successive instruction
264 * ld-insn.c (parse_insn_word): Only report insn-width problems
265 when warning enabled.
267 * igen.h: Add flag for warning about invalid instruction widths.
268 * igen.c: Parse -Wwidth option.
270 * gen-support.c (gen_support_h): Map instruction_word onto
271 <PREFIX>_instruction_word when needed.
272 (print_support_function_name): Use support prefix.
273 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
275 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
277 * gen-support.c (gen_support_h): Generate new macro CPU_.
279 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
281 * gen-engine.c (gen_engine_h): Don't assume a model is present.
282 (gen_engine_c): Ditto.
284 * igen.c (gen_run_c): Ditto.
286 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
287 CPU_CIA. Parameterize with CPU argument.
289 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
291 * gen.h (struct _gen_list): Replace processor with model.
293 * igen.c (gen_idecode_h): Update.
294 (gen_run_c): For generated switch, use model->full_name.
296 * gen.c (print_gen_entry_path): Ditto.
298 (gen_entry_expand_insns): Ditto.
299 (make_gen_tables): Ditto.
301 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
302 function sim_engine_run. Pass argument on to engine_run.
304 * gen-engine.c (print_engine_run_function_header): Add extra
305 argument `nr_cpus' to generated function engine_run.
306 (print_run_body): Fix SMP case.
308 * gen-support.c (support_c_function): Call sim_engine_abort when
309 internal function fails to long jump.
311 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
313 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
316 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
318 * gen-semantics.c (print_semantic_body): Fix handling of
319 hardwired zero register.
321 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
323 * igen.h (struct _igen_gen_options): Add member default_model.
325 * igen.c (gen_run_c): Default to the first machine in the
327 (main): Add MODEL parameter to gen-multi-sim option.
329 * gen.h (function_decl_type): Declare enum.
331 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
332 Make global, pass function_decl_type as argument.
333 (gen_engine_h, gen_engine_c): Update call.
335 * gen-idecode.c (print_idecode_issue_function_header),
336 gen-idecode.h: Pass function_decl_type as argument.
338 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
341 * igen.c (gen_run_c): For multi-sim, initialize globals
342 idecode_issue and engine_run.
344 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
346 * ld-insn.c (parse_insn_model_record): Allow multiple model names
347 to be specified in a single instruction model record.
348 (dump_insn_model_entry): Update.
350 * ld-insn.h (struct _insn_model_entry): Replace member name with
351 the filter names. Document syntax change.
353 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
355 * gen-engine.c (print_run_body): Add hooks for adding code before
356 and after an instruction has been issued.
358 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
360 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
361 `#ifdef 0' around this.
363 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
365 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
368 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
370 * ld-insn.h: Document mnemonic string format.
372 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
374 * gen-icache.c (print_icache_extraction): Force result of atol to
377 * ld-insn.c (parse_function_record): Separate handling of old and
378 ney fynction records.
379 (load_insn_table): For %s record, hack function name & type after
382 * filter.h (filter_is_subset): Reverse argument names, wrong
385 * ld-insn.c (load_insn_table): Move include code to.
386 (parse_include_record): New function. Check for filtering of
387 include statement by both flags and models.
388 (load_insn_table): Check for model filtering of cache and model
390 (parse_model_data_record): Check for model & flag filtering of
392 (parse_function_record): Check for model & flag filtering of
395 * ld-insn.h: Define record_filter_models_field. Add filter-models
396 field to all but instruction records.
397 (struct _function_entry, struct _cache_entry): Add models field.
398 (nr_function_fields): Make parm field mandatory.
400 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
402 * igen.c (main): Change -I option to -I<directory>. Add optional
403 size to -Ggen-icache option. Add -Gno-... support.
405 * igen.h (struct _igen_options): Add include field.
407 * ld-insn.c (enum insn_record_type, insn_type_map): Add
409 (load_insn_table): Call table_push when include record.
411 * table.c (struct _open table, struct table): Make table object an
412 indirect ptr to the current table file.
413 (current_line, new_table_entry, next_line): Make file arg type
415 (table_open): Use table_push.
416 (table_read): Point variable file at current table, at eof, pop
419 * table.h, table.c (table_push): New function.
421 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
423 * gen-semantics.c (print_semantic_body): Use CIA not
424 cia.ip. Escape newlines at end of generated call to
427 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
429 * igen.c (print_itrace): Output line-ref to igen source file when
430 generating trace statements.
431 (print_itrace_prefix, print_itrace_format): Escape newline at end
432 of each line of generated call to trace function.
434 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
436 * gen-support.c (gen_support_h): Generate #define NIA. Definition
437 dependant on gen-delayed-branch mode.
439 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
440 closing double quote in mnemonic field.
441 (parse_option_record): Add gen-delayed-branch option.
443 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
445 * gen.c (insn_list_insert): Missing \n in warning.
447 * ld-insn.c (load_insn_table): Only notify of discarded
448 instrctions when warn.discard enabled.
450 * igen.h: Add option.warn.discard, default enabled.
452 * igen.c (main): Add -Wnodiscard option.
454 * ld-insn.c (record_type): For old record type, check the number
455 of fields is correct.
456 (load_insn_table): Allow insn assembler and insn model records to
458 (parse_insn_model_record): Rename from parse_insn_model_records.
459 Parse only one record.
460 (parse_insn_mnemonic_record): Rename from
461 parse_insn_mnemonic_records. Parse only one record.
463 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
465 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
466 illegal zero-sized array.
467 (itable_print_set): likewise, avoid empty initializers.
469 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
471 * configure.in: i386-windows is a cross, so don't expect
472 libiberty to be there.
473 * configure: updated.
475 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
477 * igen.c (print_function_name): Put the format name after the
478 function / instruction name, not before.
479 (print_itrace): Better format trace code.
481 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
483 * gen.c (insns_bit_useless): Don't treat string fields restricted
484 to a range of values as useless.
486 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
488 * igen.c (gen_run_c): Handle non-multi-sim case.
490 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
493 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
495 * gen-semantics.c (print_semantic_body): Trace the instruction
496 after it has been validated.
497 (print_semantic_body): Count the instruction using sim-profile.
499 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
501 * gen-itable.c (gen_itable_h): Collect summary info on instruction
502 table when traversing it.
503 (gen_itable_h): Output an enum defining the max size of each of
504 the itable string members.
506 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
508 * igen.c (gen_run_c): New function. Generate sim_engine_run that
509 looks at the currently selected architecture.
511 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
512 one engine per model.
514 * gen-semantics.c, gen-icache.c gen-support.c:
517 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
518 returns a line at a time. Parse multi-word instructions. Add
521 * table.h, table.c: Simplify. Only parse a single line at a time.
522 ld-insn can handle the rest.
524 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
525 filter_is_common, filter_is_member, filter_next): New filter
527 (dump_filter): Ditto.
529 * gen.h, gen.c: New file. Takes the insn table and turns it into
530 a set of decode tables and semantic functions.
532 * ld-insn.c: Copy generator code from here.
535 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
537 * misc.h (NZALLOC): Allocate an N element array of TYPE.
539 * table.h, table.c: Simplify table parser so that it only
540 understands colon delimited lines and code blocks.
541 (table_read): Parse '{' ... '}' as a code block.
542 (table_print_code): New function, print out a code block to file.
543 (main): Add suport for standalone testing.
545 * ld-insn.h, ld-insn.c:
548 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
550 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
551 (print_jump_definition, print_jump, print_jump_internal_function,
552 print_jump_insn, print_jump_until_stop_body): Delete, moved to
555 * igen.c (print_itrace_format): Delete unused variable chp.
556 (gen-engine.h): Include.
558 * table.c (current_file_name, current_line_entry,
559 current_line_entry): Make static.
561 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
563 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
564 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
565 * configure.in: Include simulator common/aclocal.m4.
566 * configure.in: Add --enable-sim-warnings option.
567 * configure: Re-generate.
571 * Makefile.in (tmp-filter): New rule.
572 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
573 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
575 * gen.h, gen.c: New files.
577 * Makefile.in (gen.o, tmp-gen): New rules, update all
580 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
582 * ld-insn.c (load_insn_table): Accept %s as a function type.
584 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
586 * igen.c (print_itrace_prefix): Move printing of insn prefix to
588 (print_itrace_format): Drop printing of MY_NAME in instruction
589 trace. Printing of insn prefix moved.
590 (print_itrace): Ditto.
592 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
594 * gen-icache.c (print_icache_function_header): Pass
595 table_line_entry instead of separate file and line.
597 * table.c (table_entry_read): Set assembler source file/line-nr to
598 the current not initial file.
599 (table_entry_read): Fix line numbering of source files.
601 table.h (table_line_entry): New structure. Exactly specifies a
603 (table_*_entry): Add this to all.
605 table.c (table_entry_print_cpp_line_nr): Change to use values from
606 a table_line_entry struct.
607 (table_entry_read): Save table_line_entry in all structures read.
609 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
610 gen-model.c: Update all references.
612 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
614 * igen.c (print_my_defines): Define MY_NAME - a string. For
615 MY_PREFIX, undefine the name of the function incase some dumb
616 header defined it. it.
617 (print_itrace): Use MY_NAME not MY_PREFIX.
619 * lf.c (lf_write): New function write an N character buffer to the
622 * igen.c (print_itrace): When available, use the assembler to
623 print the insn-trace.
624 (print_itrace_prefix): New function, print first part of call to
626 (print_itrace_format): New function, print fmt argument for
629 * table.c (table_entry_read): Save any assembler lines instead of
632 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
634 * gen-icache.c (print_icache_body): Process immeds.
636 * gen-semantics.c (print_semantic_body): When computing NIA, skip
637 any immed words that follow the instruction word.
639 * ld-insn.c (parse_insn_format): Parse immeds appended to an
642 * igen.c (main): Allow any register to be specified as the zero
644 (semantic_zero_reg): Global, index to zero register.
646 * gen-semantics.c (print_semantic_body): Zero selected register.
648 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
650 * igen.h: Stop options and code gen type bit masks overlaping.
652 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
654 * gen-semantics.c (print_semantic_body): Incorrect test for
657 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
659 * gen-semantics.c (print_semantic_body): Use common sim-engine
662 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
664 * gen-semantics.c (print_semantic_body): Add code to clear r0.
666 * igen.c (main): Add new option zero-r0, which adds code to clear
669 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
671 * igen.c (print_itrace): Fix so line-nr is passed to trace
674 * gen-idecode.c (print_idecode_validate): Correct FP code.
676 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
678 (print_support_function_name): Ditto.
680 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
682 * igen.c (print_itrace): Call trace_one_insn to trace
683 instructions, rather than doing it directly.
685 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
687 * gen-engine.c (engine_switch_leaf): Remove extra %s.
688 (print_engine_floating_point_unavailable): Wrap in #ifdef
689 UNUSED/#endif, until somebody uses it.
691 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
693 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
695 (print_idecode_validate): Use long formats to print long values.
697 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
698 if we get an unexpected type.
700 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
702 * igen.c (print_itrace): Pass SD as well as CPU to calls to
705 * gen-support.c (gen_support_h): Always pass sim_cia cia to
707 (print_support_function_name): Ditto.
709 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
711 * gen-support.c (support_c_function): Remove unnecessary memset of
713 * gen-semantics.c (print_semantic_body): Wasn't closing
716 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
718 * ld-insn.c (load_insn_table): Report instructions that do not
719 have at least a format and name.
720 (insn_table_find_opcode_field): Check progress is being made.
722 * gen-support.c (support_c_function): Report empty function body.
724 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
726 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
728 (insn_table_expand_insns): Allow special rules to apply to groups
729 of instructions when all members of the group match the special
732 * gen-semantics.c (print_c_semantic): Ditto.
733 * igen.c (print_semantic_function_formal): Ditto.
734 (print_semantic_function_type): Ditto.
735 * igen.c (print_icache_function_formal): Ditto.
736 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
738 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
739 instruction_address type.
741 * gen-semantics.c (print_semantic_body): Call cpu_error when an
742 unimplemented instruction is encountered - gives the interpreter
743 the chance to stop correctly.
745 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
747 * igen.c (print_function_name): Allow dot's in instruction names.
749 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
751 * igen.c (main), igen.h: Support new option - delayed-branch -
752 generate code to drive a delayed branch processor.
754 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
756 * igen.c (print_icache_function_formal): Replace address_word with
758 (print_semantic_function_formal): Ditto.
759 (print_semantic_function_type): Ditto.
760 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
762 * gen-semantics.c (print_semantic_body): Ditto.
763 (print_c_semantic): Ditto.
765 * gen-support.c (support_c_function): Return a zeroed CIA instead
766 of just zero - works with any cia type.
768 * igen.c (print_itrace): For delayed branch case, print just the
771 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
773 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
775 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
777 * Makefile.in (INSTALL): Set to @INSTALL@.
778 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
780 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
782 * Makefile.in (INSTALL): Change install.sh to install-sh.
784 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
786 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
787 * gen-idecode.c (gen_idecode_c): Likewise.
788 * igen.c (gen_semantics_c): Likewise.
790 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
792 * gen-icache.c (print_icache_body): No longer define cpu/sd,
793 support.h now defines CPU/SD globally.
795 * gen-model.c (gen_model_h): Ditto.
797 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
799 (print_jump_until_stop_body): Ditto.
800 (print_idecode_validate): Ditto.
802 * gen-icache.c (print_icache_body): Ditto.
804 * gen-semantics.c (print_semantic_body): Ditto.
806 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
808 (print_icache_function_formal): Ditto.
810 * gen-support.c (print_support_function_name): Include sd/cpu arg
811 in support function argument list.
812 (support_c_function): Generate code to cpu/sd from sd/cpu.
813 (gen_support_h): Define _SD the argument prefix for all support
814 functions. Define SD/CPU to determine sd/cpu from value of _SD
817 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
819 * gen-support.c (gen_support_c): Update for renaming of engine to
823 * gen-idecode.c (gen_idecode_c): Ditto.
825 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
827 * ld-decode.c (load_decode_table): Rename slash to reserved.
828 (dump_decode_rule): Ditto.
830 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
831 reserved bit - and a `*' - wild card.
832 (parse_insn_format): Change is_slash to more informative reserved.
833 (dump_insn_field): Ditto.
834 (insn_field_is_constant): Ditto.
835 (insn_table_expand_opcode): Ditto.
837 * gen-idecode.c (print_idecode_validate): Make check_mask and
838 check_val the correct integer size.
839 (print_idecode_validate): Fix reserved bit check for 64 bit
842 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
844 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
845 `/' in bit fields. `/' denotes a wild bit.
847 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
849 * igen.h, igen.c (main): New options. Control generation of
850 conditional issue and slot verification code.
852 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
854 * gen-support.c (print_support_function_name): Prepend the global
855 name prefix when applicable. Provide #define to map the user
856 specified name the generated globaly unique one.
858 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
860 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
861 - reserved bits, floating point and slot validation - with a
862 #ifdef so that they are optional.
864 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
866 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
867 - report the error of a leaf node in the decision tree containing
868 several instructions.
869 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
870 (print_idecode_switch_leaf): Ditto.
872 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
873 print_idecode_invalid): Rename former to latter. Add argument so
874 that one function can generate all invalid instruction cases -
875 illegal, fp-unavailable, wrong-slot.
876 * gen-engine.c: Update.
878 * gen-idecode.c: Use print_idecode_invalid to generate a function
879 call for cases when fp-unavailable and the slot is wrong.
881 * gen-idecode.c (print_idecode_validate): New check, generate code
882 to verify that the instruction slot is correct.
884 * igen.c (main): Simplify options.
886 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
888 * igen.c (print_itrace): Remove source line reference for trace
889 code - let the user see the generated file.
890 (print_itrace): Print the trace code rather than reference a
893 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
895 * igen.c (print_semantic_function_actual): Pass either the
896 processor - smp - or the engine - mono - into semantic functions.
899 * gen-icache.c (print_icache_body): Dependant on smp, derive
900 processor from engine or engine from processor, and hence ensuring
901 that both are defined in all semantic functions.
903 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
905 * ld-insn.c (parse_insn_format): Make the width field optional.
906 If missing assume that the number of characters in the value
907 determines the number of bits in the field.
909 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
911 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
912 more useful error message.
914 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
916 * misc.c (error): Output errors on stderr.
918 * ld-insn.c (parse_insn_format): Skip any leading spaces.
919 Verify the width of instructions being parsed.
921 * table.c (table_entry_read): Parse CPP's convention for
922 specifying original file name/line-nr.
924 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
926 * ld-insn.c (parse_insn_format): Allow trailing spaces in
929 * Makefile.in: Create using ../ppc/Makefile.in as a starting
931 * configure.in: Ditto vis ../ppc/configure.in
933 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
935 * gen-support.c (gen_support_c): Always include engine.h instead
937 * gen-idecode.c (gen_idecode_c): Ditto.
939 * words.h (instruction_word): Remove instruction_word - now
941 (address_word): New. Used by igen.
943 * lf.c (lf_print_function_type_function): New, pass a function to
944 print out the type instead of a constant string.
946 * igen.h, igen.c (print_semantic_function_formal,
947 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
948 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
949 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
950 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
951 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
952 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
953 * gen-idecode.c (print_idecode_table): Update.
954 (idecode_switch_leaf): Update.
955 (print_idecode_switch_function_header): Ditto.
956 (print_idecode_floating_point_unavailable): Ditto.
957 (print_idecode_issue_function_header): Ditto.
958 * igen.c (gen_icache_h): Ditto.
959 * gen-engine.c (print_engine_table): Ditto.
960 (engine_switch_leaf): Ditto.
961 * gen-support.c (print_support_function_name): Ditto.
962 * gen-semantics.c (print_semantic_function_header): Update.
964 * gen-icache.c (print_icache_function_header): Update.
965 (print_icache_function): Update.
966 (print_icache_internal_function_declaration): Update.
967 (print_icache_internal_function_definition): Update.
969 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
970 files, will at some stage need to move it into support.
972 * igen.h, igen.c (main): New option -e <engine> - generate a full
973 simulation engine. Previously this was the -d <idecode-file>
975 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
976 to clean these up so that that call upon the updated gen-idecode
979 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
980 generating a decode table.
982 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
984 * igen.h, igen.c (main): New option -M - Control what is returned
985 by semantic functions - -1/NIA vs CIA+N/NIA. Add
986 generate_semantic_returning_modified_nia_only to igen_code enum.
987 * gen-semantics.c (print_semantic_body): As an alternative, make
988 NIA == -1 instead of CIA+insn_size by default.
990 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
991 New option -P <prefix> - Prepend all generated functions with the
993 (gen_idecode_c): Adjust.
994 * gen-icache.c (print_icache_struct): Ditto.
995 * gen-support.c (gen_support_c): Ditto.
997 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
999 * igen.c (main): Correct usage. Missleading message about ucase
1000 options dumping internal tables. -F now includes rather then
1001 excludes instructions.
1003 * misc.h, misc.c (a2i): Make 64bit.
1005 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1006 max to 64bits, expect trouble. Make the default 32 bits.
1007 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1008 et.al. macro's to use the insn_bit_size instead of assuming 32
1010 * gen-icache.c (print_icache_extraction): Ditto.
1011 * gen-idecode.c (idecode_switch_start): Ditto.
1012 * gen-idecode.c (gen_idecode_c): Ditto
1014 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1015 Indicates that the instruction field of the table is specifying
1016 bit widths instead of bit offsets.
1017 * ld-insn.c (parse_insn_format): Parse instruction fields
1020 * misc.c (a2i): Allow binary numbers to be specified using the
1022 * ld-insn.c: Allow such numbers to appear in the instruction
1025 * table.c (table_entry_read): Make // a valid comment character.
1026 (table_entry_read): Skip lines containing a leading " - these may
1027 eventually be used in a disasembler.
1029 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1031 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1032 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1033 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1034 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1035 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1036 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1037 from the ../ppc directory.
1039 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1040 renaming from filter_filename.[hc]