1 2002-03-23 Andrew Cagney <ac131313@redhat.com>
3 * gen.c (format_name_cmp): New function.
4 (insn_list_insert): Use the instruction field name as an
5 additional key. Different field names indicate different
8 2002-03-07 Chris Demetriou <cgd@broadcom.com>
10 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
12 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
14 * configure: Regenerated to track ../common/aclocal.m4 changes.
16 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
18 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
19 of GPR_SET(N,0) for gen-zero-rN.
21 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
23 * Makefile.in (SIM_WARNINGS): Replace this with.
24 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
25 WARN_CFLAGS): With these.
26 (BUILD_CFLAGS): Update.
28 * configure: Regenerated to track ../common/aclocal.m4 changes.
30 1999-05-08 Felix Lee <flee@cygnus.com>
32 * configure: Regenerated to track ../common/aclocal.m4 changes.
34 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
36 * igen.c (main): Fix -Pitable=.
38 * gen-engine.c (print_run_body): Prefix instruction_address.
40 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
42 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
45 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
47 * gen-icache.c (print_icache_extraction): #undef a generated
48 symbol before #define'ing it, to remove conflict with system
51 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
53 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
54 the extraction of the value from its source - both table and bit
57 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
59 * ld-insn.c (parse_insn_word): For constant conditional strings,
60 encode their bit value.
62 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
63 operands to refer to fields in earlier instruction words.
65 * gen.c (sub_val): Replace field argument with val_last_pos.
66 (gen_entry_expand_opcode): Look in previous tables for a value for
67 a conditional field as well as the bits from the current table.
68 (insn_list_insert): Add sort key of instructions where
69 their operand fields have different conditionals.
70 (insn_field_cmp): New function.
72 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
74 * configure: Regenerated to track ../common/aclocal.m4 changes.
77 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
79 * acconfig.h: New file.
80 * configure.in: Reverted change of Apr 24; use sinclude again.
82 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
84 * configure: Regenerated to track ../common/aclocal.m4 changes.
87 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
89 * configure.in: Don't call sinclude.
91 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
93 * gen-icache.c (print_icache_extraction): Do not type cast
96 * ld-insn.c (load_insn_table): Terminate error with NL.
98 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
100 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
103 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
105 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
106 to suppress inlining by default.
108 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
110 * gen-icache.c (print_icache_extraction): When generating #define
111 force the expression to the correct type.
113 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
115 * misc.c (name2i): strlen returns an unsigned.
117 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
119 * igen.h (struct igen_warn_options): Add unimplemented option.
120 * igen.c (main): Update
122 * ld-insn.c (load_insn_table): Report unimplemented functions.
124 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
126 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
127 separator tokens when parsing a conditional.
129 * igen.h (main): Add option -S so that suffix can be specified.
131 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
133 * igen.h (struct igen_trace_options): Add members insn_expansion
136 * igen.c (main): Add options -Gtrace-insn-expansion,
137 -Gtrace-insn-insertion and -Gtrace-all.
139 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
140 selected for expansion.
141 (gen_entry_expand_opcode): Trace each expanded instruction as it
142 is inserted into the table.
144 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
146 * ld-insn.c (parse_insn_word): Parse conditional operators.
147 (parse_insn_word): Verify field conditionals.
149 * ld-insn.h: Extend syntax to allow macros and field equality.
150 (struct insn_field_cond): Rename insn_field_exclusion, add type.
152 * gen.c (gen_entry_expand_opcode): Check type of conditional.
153 (insns_bit_useless): Ditto.
155 * ld-insn.c (parse_macro_record): New function.
157 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
159 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
161 * ld-insn.c (parse_insn_word): Check instruction field type
162 correctly initialized.
163 (print_insn_words): Ditto.
164 (insn_field_type_to_str): Ditto.
165 (dump_insn_field): Ditto.
167 * gen.c (insns_bit_useless): Ditto.
169 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
171 * gen.h, igen.c (print_include_inline, print_includes,
172 print_includes): New functions. Generate include list. For for
173 semantics et.al. generate CPP code to inline when
176 * igen.c (gen_semantics_c): Call print_includes.
177 * gen-engine.c (gen_engine_c): Ditto.
179 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
181 * igen.h: (struct _igen_name_option): Replace with struct
182 igen_module_option. Contains both module prefix and suffix.
183 (INIT_OPTIONS): Initialize.
185 * igen.c (main): Update -P option to fill in full module info.
186 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
187 gen-support.c): Update.
189 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
191 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
194 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
196 * table.c (table_push): Redo, using stdio. Fixes NT native
197 problem with <CRLF>=><LF> translation...
199 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
201 * gen-engine.c (print_run_body): Re-extract the CIA after
202 processing any events.
204 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
206 * Makefile.in: Get SHELL from configure.
207 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
210 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
212 * igen.c: Pass sim_cia to trace_prefix.
214 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
216 * ld-insn.c (parse_function_record): Check models are valid.
217 (parse_function_record): Only discard function when no model is
220 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
222 * gen-engine.c (print_run_body): Always wrap generated idecode
223 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
225 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
227 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
228 discarded function warning.
230 * igen.c (main): Clarify -Wnodiscard.
232 * ld-insn.c (parse_function_record): For functions, allow use of
233 instruction style function model records
235 * ld-insn.h (nr_function_model_fields): Define.
237 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
239 * igen.c (print_itrace_prefix): Generate call to trace_prefix
240 instead of trace_one_insn.
241 (print_itrace): Generate trace_prefix call if any tracing enabled,
242 (print_itrace): Nest generated call to trace_generic inside
243 conditional for any tracing enabled.
244 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
246 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
248 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
249 * gen-icache.c (print_icache_body): Ditto.
250 * gen-idecode.c (print_idecode_ifetch): Ditto.
252 * gen-icache.c (print_icache_body): Mark successive instruction
255 * ld-insn.c (parse_insn_word): Only report insn-width problems
256 when warning enabled.
258 * igen.h: Add flag for warning about invalid instruction widths.
259 * igen.c: Parse -Wwidth option.
261 * gen-support.c (gen_support_h): Map instruction_word onto
262 <PREFIX>_instruction_word when needed.
263 (print_support_function_name): Use support prefix.
264 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
266 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
268 * gen-support.c (gen_support_h): Generate new macro CPU_.
270 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
272 * gen-engine.c (gen_engine_h): Don't assume a model is present.
273 (gen_engine_c): Ditto.
275 * igen.c (gen_run_c): Ditto.
277 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
278 CPU_CIA. Parameterize with CPU argument.
280 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
282 * gen.h (struct _gen_list): Replace processor with model.
284 * igen.c (gen_idecode_h): Update.
285 (gen_run_c): For generated switch, use model->full_name.
287 * gen.c (print_gen_entry_path): Ditto.
289 (gen_entry_expand_insns): Ditto.
290 (make_gen_tables): Ditto.
292 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
293 function sim_engine_run. Pass argument on to engine_run.
295 * gen-engine.c (print_engine_run_function_header): Add extra
296 argument `nr_cpus' to generated function engine_run.
297 (print_run_body): Fix SMP case.
299 * gen-support.c (support_c_function): Call sim_engine_abort when
300 internal function fails to long jump.
302 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
304 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
307 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
309 * gen-semantics.c (print_semantic_body): Fix handling of
310 hardwired zero register.
312 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
314 * igen.h (struct _igen_gen_options): Add member default_model.
316 * igen.c (gen_run_c): Default to the first machine in the
318 (main): Add MODEL parameter to gen-multi-sim option.
320 * gen.h (function_decl_type): Declare enum.
322 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
323 Make global, pass function_decl_type as argument.
324 (gen_engine_h, gen_engine_c): Update call.
326 * gen-idecode.c (print_idecode_issue_function_header),
327 gen-idecode.h: Pass function_decl_type as argument.
329 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
332 * igen.c (gen_run_c): For multi-sim, initialize globals
333 idecode_issue and engine_run.
335 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
337 * ld-insn.c (parse_insn_model_record): Allow multiple model names
338 to be specified in a single instruction model record.
339 (dump_insn_model_entry): Update.
341 * ld-insn.h (struct _insn_model_entry): Replace member name with
342 the filter names. Document syntax change.
344 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
346 * gen-engine.c (print_run_body): Add hooks for adding code before
347 and after an instruction has been issued.
349 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
351 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
352 `#ifdef 0' around this.
354 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
356 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
359 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
361 * ld-insn.h: Document mnemonic string format.
363 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
365 * gen-icache.c (print_icache_extraction): Force result of atol to
368 * ld-insn.c (parse_function_record): Separate handling of old and
369 ney fynction records.
370 (load_insn_table): For %s record, hack function name & type after
373 * filter.h (filter_is_subset): Reverse argument names, wrong
376 * ld-insn.c (load_insn_table): Move include code to.
377 (parse_include_record): New function. Check for filtering of
378 include statement by both flags and models.
379 (load_insn_table): Check for model filtering of cache and model
381 (parse_model_data_record): Check for model & flag filtering of
383 (parse_function_record): Check for model & flag filtering of
386 * ld-insn.h: Define record_filter_models_field. Add filter-models
387 field to all but instruction records.
388 (struct _function_entry, struct _cache_entry): Add models field.
389 (nr_function_fields): Make parm field mandatory.
391 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
393 * igen.c (main): Change -I option to -I<directory>. Add optional
394 size to -Ggen-icache option. Add -Gno-... support.
396 * igen.h (struct _igen_options): Add include field.
398 * ld-insn.c (enum insn_record_type, insn_type_map): Add
400 (load_insn_table): Call table_push when include record.
402 * table.c (struct _open table, struct table): Make table object an
403 indirect ptr to the current table file.
404 (current_line, new_table_entry, next_line): Make file arg type
406 (table_open): Use table_push.
407 (table_read): Point variable file at current table, at eof, pop
410 * table.h, table.c (table_push): New function.
412 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
414 * gen-semantics.c (print_semantic_body): Use CIA not
415 cia.ip. Escape newlines at end of generated call to
418 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
420 * igen.c (print_itrace): Output line-ref to igen source file when
421 generating trace statements.
422 (print_itrace_prefix, print_itrace_format): Escape newline at end
423 of each line of generated call to trace function.
425 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
427 * gen-support.c (gen_support_h): Generate #define NIA. Definition
428 dependant on gen-delayed-branch mode.
430 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
431 closing double quote in mnemonic field.
432 (parse_option_record): Add gen-delayed-branch option.
434 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
436 * gen.c (insn_list_insert): Missing \n in warning.
438 * ld-insn.c (load_insn_table): Only notify of discarded
439 instrctions when warn.discard enabled.
441 * igen.h: Add option.warn.discard, default enabled.
443 * igen.c (main): Add -Wnodiscard option.
445 * ld-insn.c (record_type): For old record type, check the number
446 of fields is correct.
447 (load_insn_table): Allow insn assembler and insn model records to
449 (parse_insn_model_record): Rename from parse_insn_model_records.
450 Parse only one record.
451 (parse_insn_mnemonic_record): Rename from
452 parse_insn_mnemonic_records. Parse only one record.
454 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
456 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
457 illegal zero-sized array.
458 (itable_print_set): likewise, avoid empty initializers.
460 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
462 * configure.in: i386-windows is a cross, so don't expect
463 libiberty to be there.
464 * configure: updated.
466 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
468 * igen.c (print_function_name): Put the format name after the
469 function / instruction name, not before.
470 (print_itrace): Better format trace code.
472 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
474 * gen.c (insns_bit_useless): Don't treat string fields restricted
475 to a range of values as useless.
477 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
479 * igen.c (gen_run_c): Handle non-multi-sim case.
481 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
484 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
486 * gen-semantics.c (print_semantic_body): Trace the instruction
487 after it has been validated.
488 (print_semantic_body): Count the instruction using sim-profile.
490 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
492 * gen-itable.c (gen_itable_h): Collect summary info on instruction
493 table when traversing it.
494 (gen_itable_h): Output an enum defining the max size of each of
495 the itable string members.
497 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
499 * igen.c (gen_run_c): New function. Generate sim_engine_run that
500 looks at the currently selected architecture.
502 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
503 one engine per model.
505 * gen-semantics.c, gen-icache.c gen-support.c:
508 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
509 returns a line at a time. Parse multi-word instructions. Add
512 * table.h, table.c: Simplify. Only parse a single line at a time.
513 ld-insn can handle the rest.
515 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
516 filter_is_common, filter_is_member, filter_next): New filter
518 (dump_filter): Ditto.
520 * gen.h, gen.c: New file. Takes the insn table and turns it into
521 a set of decode tables and semantic functions.
523 * ld-insn.c: Copy generator code from here.
526 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
528 * misc.h (NZALLOC): Allocate an N element array of TYPE.
530 * table.h, table.c: Simplify table parser so that it only
531 understands colon delimited lines and code blocks.
532 (table_read): Parse '{' ... '}' as a code block.
533 (table_print_code): New function, print out a code block to file.
534 (main): Add suport for standalone testing.
536 * ld-insn.h, ld-insn.c:
539 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
541 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
542 (print_jump_definition, print_jump, print_jump_internal_function,
543 print_jump_insn, print_jump_until_stop_body): Delete, moved to
546 * igen.c (print_itrace_format): Delete unused variable chp.
547 (gen-engine.h): Include.
549 * table.c (current_file_name, current_line_entry,
550 current_line_entry): Make static.
552 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
554 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
555 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
556 * configure.in: Include simulator common/aclocal.m4.
557 * configure.in: Add --enable-sim-warnings option.
558 * configure: Re-generate.
562 * Makefile.in (tmp-filter): New rule.
563 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
564 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
566 * gen.h, gen.c: New files.
568 * Makefile.in (gen.o, tmp-gen): New rules, update all
571 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
573 * ld-insn.c (load_insn_table): Accept %s as a function type.
575 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
577 * igen.c (print_itrace_prefix): Move printing of insn prefix to
579 (print_itrace_format): Drop printing of MY_NAME in instruction
580 trace. Printing of insn prefix moved.
581 (print_itrace): Ditto.
583 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
585 * gen-icache.c (print_icache_function_header): Pass
586 table_line_entry instead of separate file and line.
588 * table.c (table_entry_read): Set assembler source file/line-nr to
589 the current not initial file.
590 (table_entry_read): Fix line numbering of source files.
592 table.h (table_line_entry): New structure. Exactly specifies a
594 (table_*_entry): Add this to all.
596 table.c (table_entry_print_cpp_line_nr): Change to use values from
597 a table_line_entry struct.
598 (table_entry_read): Save table_line_entry in all structures read.
600 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
601 gen-model.c: Update all references.
603 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
605 * igen.c (print_my_defines): Define MY_NAME - a string. For
606 MY_PREFIX, undefine the name of the function incase some dumb
607 header defined it. it.
608 (print_itrace): Use MY_NAME not MY_PREFIX.
610 * lf.c (lf_write): New function write an N character buffer to the
613 * igen.c (print_itrace): When available, use the assembler to
614 print the insn-trace.
615 (print_itrace_prefix): New function, print first part of call to
617 (print_itrace_format): New function, print fmt argument for
620 * table.c (table_entry_read): Save any assembler lines instead of
623 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
625 * gen-icache.c (print_icache_body): Process immeds.
627 * gen-semantics.c (print_semantic_body): When computing NIA, skip
628 any immed words that follow the instruction word.
630 * ld-insn.c (parse_insn_format): Parse immeds appended to an
633 * igen.c (main): Allow any register to be specified as the zero
635 (semantic_zero_reg): Global, index to zero register.
637 * gen-semantics.c (print_semantic_body): Zero selected register.
639 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
641 * igen.h: Stop options and code gen type bit masks overlaping.
643 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
645 * gen-semantics.c (print_semantic_body): Incorrect test for
648 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
650 * gen-semantics.c (print_semantic_body): Use common sim-engine
653 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
655 * gen-semantics.c (print_semantic_body): Add code to clear r0.
657 * igen.c (main): Add new option zero-r0, which adds code to clear
660 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
662 * igen.c (print_itrace): Fix so line-nr is passed to trace
665 * gen-idecode.c (print_idecode_validate): Correct FP code.
667 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
669 (print_support_function_name): Ditto.
671 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
673 * igen.c (print_itrace): Call trace_one_insn to trace
674 instructions, rather than doing it directly.
676 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
678 * gen-engine.c (engine_switch_leaf): Remove extra %s.
679 (print_engine_floating_point_unavailable): Wrap in #ifdef
680 UNUSED/#endif, until somebody uses it.
682 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
684 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
686 (print_idecode_validate): Use long formats to print long values.
688 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
689 if we get an unexpected type.
691 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
693 * igen.c (print_itrace): Pass SD as well as CPU to calls to
696 * gen-support.c (gen_support_h): Always pass sim_cia cia to
698 (print_support_function_name): Ditto.
700 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
702 * gen-support.c (support_c_function): Remove unnecessary memset of
704 * gen-semantics.c (print_semantic_body): Wasn't closing
707 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
709 * ld-insn.c (load_insn_table): Report instructions that do not
710 have at least a format and name.
711 (insn_table_find_opcode_field): Check progress is being made.
713 * gen-support.c (support_c_function): Report empty function body.
715 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
717 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
719 (insn_table_expand_insns): Allow special rules to apply to groups
720 of instructions when all members of the group match the special
723 * gen-semantics.c (print_c_semantic): Ditto.
724 * igen.c (print_semantic_function_formal): Ditto.
725 (print_semantic_function_type): Ditto.
726 * igen.c (print_icache_function_formal): Ditto.
727 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
729 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
730 instruction_address type.
732 * gen-semantics.c (print_semantic_body): Call cpu_error when an
733 unimplemented instruction is encountered - gives the interpreter
734 the chance to stop correctly.
736 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
738 * igen.c (print_function_name): Allow dot's in instruction names.
740 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
742 * igen.c (main), igen.h: Support new option - delayed-branch -
743 generate code to drive a delayed branch processor.
745 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
747 * igen.c (print_icache_function_formal): Replace address_word with
749 (print_semantic_function_formal): Ditto.
750 (print_semantic_function_type): Ditto.
751 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
753 * gen-semantics.c (print_semantic_body): Ditto.
754 (print_c_semantic): Ditto.
756 * gen-support.c (support_c_function): Return a zeroed CIA instead
757 of just zero - works with any cia type.
759 * igen.c (print_itrace): For delayed branch case, print just the
762 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
764 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
766 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
768 * Makefile.in (INSTALL): Set to @INSTALL@.
769 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
771 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
773 * Makefile.in (INSTALL): Change install.sh to install-sh.
775 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
777 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
778 * gen-idecode.c (gen_idecode_c): Likewise.
779 * igen.c (gen_semantics_c): Likewise.
781 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
783 * gen-icache.c (print_icache_body): No longer define cpu/sd,
784 support.h now defines CPU/SD globally.
786 * gen-model.c (gen_model_h): Ditto.
788 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
790 (print_jump_until_stop_body): Ditto.
791 (print_idecode_validate): Ditto.
793 * gen-icache.c (print_icache_body): Ditto.
795 * gen-semantics.c (print_semantic_body): Ditto.
797 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
799 (print_icache_function_formal): Ditto.
801 * gen-support.c (print_support_function_name): Include sd/cpu arg
802 in support function argument list.
803 (support_c_function): Generate code to cpu/sd from sd/cpu.
804 (gen_support_h): Define _SD the argument prefix for all support
805 functions. Define SD/CPU to determine sd/cpu from value of _SD
808 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
810 * gen-support.c (gen_support_c): Update for renaming of engine to
814 * gen-idecode.c (gen_idecode_c): Ditto.
816 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
818 * ld-decode.c (load_decode_table): Rename slash to reserved.
819 (dump_decode_rule): Ditto.
821 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
822 reserved bit - and a `*' - wild card.
823 (parse_insn_format): Change is_slash to more informative reserved.
824 (dump_insn_field): Ditto.
825 (insn_field_is_constant): Ditto.
826 (insn_table_expand_opcode): Ditto.
828 * gen-idecode.c (print_idecode_validate): Make check_mask and
829 check_val the correct integer size.
830 (print_idecode_validate): Fix reserved bit check for 64 bit
833 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
835 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
836 `/' in bit fields. `/' denotes a wild bit.
838 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
840 * igen.h, igen.c (main): New options. Control generation of
841 conditional issue and slot verification code.
843 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
845 * gen-support.c (print_support_function_name): Prepend the global
846 name prefix when applicable. Provide #define to map the user
847 specified name the generated globaly unique one.
849 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
851 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
852 - reserved bits, floating point and slot validation - with a
853 #ifdef so that they are optional.
855 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
857 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
858 - report the error of a leaf node in the decision tree containing
859 several instructions.
860 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
861 (print_idecode_switch_leaf): Ditto.
863 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
864 print_idecode_invalid): Rename former to latter. Add argument so
865 that one function can generate all invalid instruction cases -
866 illegal, fp-unavailable, wrong-slot.
867 * gen-engine.c: Update.
869 * gen-idecode.c: Use print_idecode_invalid to generate a function
870 call for cases when fp-unavailable and the slot is wrong.
872 * gen-idecode.c (print_idecode_validate): New check, generate code
873 to verify that the instruction slot is correct.
875 * igen.c (main): Simplify options.
877 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
879 * igen.c (print_itrace): Remove source line reference for trace
880 code - let the user see the generated file.
881 (print_itrace): Print the trace code rather than reference a
884 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
886 * igen.c (print_semantic_function_actual): Pass either the
887 processor - smp - or the engine - mono - into semantic functions.
890 * gen-icache.c (print_icache_body): Dependant on smp, derive
891 processor from engine or engine from processor, and hence ensuring
892 that both are defined in all semantic functions.
894 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
896 * ld-insn.c (parse_insn_format): Make the width field optional.
897 If missing assume that the number of characters in the value
898 determines the number of bits in the field.
900 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
902 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
903 more useful error message.
905 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
907 * misc.c (error): Output errors on stderr.
909 * ld-insn.c (parse_insn_format): Skip any leading spaces.
910 Verify the width of instructions being parsed.
912 * table.c (table_entry_read): Parse CPP's convention for
913 specifying original file name/line-nr.
915 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
917 * ld-insn.c (parse_insn_format): Allow trailing spaces in
920 * Makefile.in: Create using ../ppc/Makefile.in as a starting
922 * configure.in: Ditto vis ../ppc/configure.in
924 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
926 * gen-support.c (gen_support_c): Always include engine.h instead
928 * gen-idecode.c (gen_idecode_c): Ditto.
930 * words.h (instruction_word): Remove instruction_word - now
932 (address_word): New. Used by igen.
934 * lf.c (lf_print_function_type_function): New, pass a function to
935 print out the type instead of a constant string.
937 * igen.h, igen.c (print_semantic_function_formal,
938 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
939 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
940 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
941 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
942 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
943 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
944 * gen-idecode.c (print_idecode_table): Update.
945 (idecode_switch_leaf): Update.
946 (print_idecode_switch_function_header): Ditto.
947 (print_idecode_floating_point_unavailable): Ditto.
948 (print_idecode_issue_function_header): Ditto.
949 * igen.c (gen_icache_h): Ditto.
950 * gen-engine.c (print_engine_table): Ditto.
951 (engine_switch_leaf): Ditto.
952 * gen-support.c (print_support_function_name): Ditto.
953 * gen-semantics.c (print_semantic_function_header): Update.
955 * gen-icache.c (print_icache_function_header): Update.
956 (print_icache_function): Update.
957 (print_icache_internal_function_declaration): Update.
958 (print_icache_internal_function_definition): Update.
960 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
961 files, will at some stage need to move it into support.
963 * igen.h, igen.c (main): New option -e <engine> - generate a full
964 simulation engine. Previously this was the -d <idecode-file>
966 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
967 to clean these up so that that call upon the updated gen-idecode
970 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
971 generating a decode table.
973 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
975 * igen.h, igen.c (main): New option -M - Control what is returned
976 by semantic functions - -1/NIA vs CIA+N/NIA. Add
977 generate_semantic_returning_modified_nia_only to igen_code enum.
978 * gen-semantics.c (print_semantic_body): As an alternative, make
979 NIA == -1 instead of CIA+insn_size by default.
981 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
982 New option -P <prefix> - Prepend all generated functions with the
984 (gen_idecode_c): Adjust.
985 * gen-icache.c (print_icache_struct): Ditto.
986 * gen-support.c (gen_support_c): Ditto.
988 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
990 * igen.c (main): Correct usage. Missleading message about ucase
991 options dumping internal tables. -F now includes rather then
992 excludes instructions.
994 * misc.h, misc.c (a2i): Make 64bit.
996 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
997 max to 64bits, expect trouble. Make the default 32 bits.
998 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
999 et.al. macro's to use the insn_bit_size instead of assuming 32
1001 * gen-icache.c (print_icache_extraction): Ditto.
1002 * gen-idecode.c (idecode_switch_start): Ditto.
1003 * gen-idecode.c (gen_idecode_c): Ditto
1005 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1006 Indicates that the instruction field of the table is specifying
1007 bit widths instead of bit offsets.
1008 * ld-insn.c (parse_insn_format): Parse instruction fields
1011 * misc.c (a2i): Allow binary numbers to be specified using the
1013 * ld-insn.c: Allow such numbers to appear in the instruction
1016 * table.c (table_entry_read): Make // a valid comment character.
1017 (table_entry_read): Skip lines containing a leading " - these may
1018 eventually be used in a disasembler.
1020 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1022 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1023 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1024 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1025 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1026 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1027 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1028 from the ../ppc directory.
1030 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1031 renaming from filter_filename.[hc]