1 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
3 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
4 discarded function warning.
6 * igen.c (main): Clarify -Wnodiscard.
8 * ld-insn.c (parse_function_record): For functions, allow use of
9 instruction style function model records
11 * ld-insn.h (nr_function_model_fields): Define.
13 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
15 * igen.c (print_itrace_prefix): Generate call to trace_prefix
16 instead of trace_one_insn.
17 (print_itrace): Generate trace_prefix call if any tracing enabled,
18 (print_itrace): Nest generated call to trace_generic inside
19 conditional for any tracing enabled.
20 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
22 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
24 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
25 * gen-icache.c (print_icache_body): Ditto.
26 * gen-idecode.c (print_idecode_ifetch): Ditto.
28 * gen-icache.c (print_icache_body): Mark successive instruction
31 * ld-insn.c (parse_insn_word): Only report insn-width problems
34 * igen.h: Add flag for warning about invalid instruction widths.
35 * igen.c: Parse -Wwidth option.
37 * gen-support.c (gen_support_h): Map instruction_word onto
38 <PREFIX>_instruction_word when needed.
39 (print_support_function_name): Use support prefix.
40 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
42 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
44 * gen-support.c (gen_support_h): Generate new macro CPU_.
46 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
48 * gen-engine.c (gen_engine_h): Don't assume a model is present.
49 (gen_engine_c): Ditto.
51 * igen.c (gen_run_c): Ditto.
53 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
54 CPU_CIA. Parameterize with CPU argument.
56 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
58 * gen.h (struct _gen_list): Replace processor with model.
60 * igen.c (gen_idecode_h): Update.
61 (gen_run_c): For generated switch, use model->full_name.
63 * gen.c (print_gen_entry_path): Ditto.
65 (gen_entry_expand_insns): Ditto.
66 (make_gen_tables): Ditto.
68 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
69 function sim_engine_run. Pass argument on to engine_run.
71 * gen-engine.c (print_engine_run_function_header): Add extra
72 argument `nr_cpus' to generated function engine_run.
73 (print_run_body): Fix SMP case.
75 * gen-support.c (support_c_function): Call sim_engine_abort when
76 internal function fails to long jump.
78 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
80 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
83 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
85 * gen-semantics.c (print_semantic_body): Fix handling of
86 hardwired zero register.
88 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
90 * igen.h (struct _igen_gen_options): Add member default_model.
92 * igen.c (gen_run_c): Default to the first machine in the
94 (main): Add MODEL parameter to gen-multi-sim option.
96 * gen.h (function_decl_type): Declare enum.
98 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
99 Make global, pass function_decl_type as argument.
100 (gen_engine_h, gen_engine_c): Update call.
102 * gen-idecode.c (print_idecode_issue_function_header),
103 gen-idecode.h: Pass function_decl_type as argument.
105 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
108 * igen.c (gen_run_c): For multi-sim, initialize globals
109 idecode_issue and engine_run.
111 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
113 * ld-insn.c (parse_insn_model_record): Allow multiple model names
114 to be specified in a single instruction model record.
115 (dump_insn_model_entry): Update.
117 * ld-insn.h (struct _insn_model_entry): Replace member name with
118 the filter names. Document syntax change.
120 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
122 * gen-engine.c (print_run_body): Add hooks for adding code before
123 and after an instruction has been issued.
125 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
127 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
128 `#ifdef 0' around this.
130 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
132 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
135 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
137 * ld-insn.h: Document mnemonic string format.
139 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
141 * gen-icache.c (print_icache_extraction): Force result of atol to
144 * ld-insn.c (parse_function_record): Separate handling of old and
145 ney fynction records.
146 (load_insn_table): For %s record, hack function name & type after
149 * filter.h (filter_is_subset): Reverse argument names, wrong
152 * ld-insn.c (load_insn_table): Move include code to.
153 (parse_include_record): New function. Check for filtering of
154 include statement by both flags and models.
155 (load_insn_table): Check for model filtering of cache and model
157 (parse_model_data_record): Check for model & flag filtering of
159 (parse_function_record): Check for model & flag filtering of
162 * ld-insn.h: Define record_filter_models_field. Add filter-models
163 field to all but instruction records.
164 (struct _function_entry, struct _cache_entry): Add models field.
165 (nr_function_fields): Make parm field mandatory.
167 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
169 * igen.c (main): Change -I option to -I<directory>. Add optional
170 size to -Ggen-icache option. Add -Gno-... support.
172 * igen.h (struct _igen_options): Add include field.
174 * ld-insn.c (enum insn_record_type, insn_type_map): Add
176 (load_insn_table): Call table_push when include record.
178 * table.c (struct _open table, struct table): Make table object an
179 indirect ptr to the current table file.
180 (current_line, new_table_entry, next_line): Make file arg type
182 (table_open): Use table_push.
183 (table_read): Point variable file at current table, at eof, pop
186 * table.h, table.c (table_push): New function.
188 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
190 * gen-semantics.c (print_semantic_body): Use CIA not
191 cia.ip. Escape newlines at end of generated call to
194 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
196 * igen.c (print_itrace): Output line-ref to igen source file when
197 generating trace statements.
198 (print_itrace_prefix, print_itrace_format): Escape newline at end
199 of each line of generated call to trace function.
201 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
203 * gen-support.c (gen_support_h): Generate #define NIA. Definition
204 dependant on gen-delayed-branch mode.
206 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
207 closing double quote in mnemonic field.
208 (parse_option_record): Add gen-delayed-branch option.
210 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
212 * gen.c (insn_list_insert): Missing \n in warning.
214 * ld-insn.c (load_insn_table): Only notify of discarded
215 instrctions when warn.discard enabled.
217 * igen.h: Add option.warn.discard, default enabled.
219 * igen.c (main): Add -Wnodiscard option.
221 * ld-insn.c (record_type): For old record type, check the number
222 of fields is correct.
223 (load_insn_table): Allow insn assembler and insn model records to
225 (parse_insn_model_record): Rename from parse_insn_model_records.
226 Parse only one record.
227 (parse_insn_mnemonic_record): Rename from
228 parse_insn_mnemonic_records. Parse only one record.
230 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
232 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
233 illegal zero-sized array.
234 (itable_print_set): likewise, avoid empty initializers.
236 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
238 * configure.in: i386-windows is a cross, so don't expect
239 libiberty to be there.
240 * configure: updated.
242 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
244 * igen.c (print_function_name): Put the format name after the
245 function / instruction name, not before.
246 (print_itrace): Better format trace code.
248 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
250 * gen.c (insns_bit_useless): Don't treat string fields restricted
251 to a range of values as useless.
253 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
255 * igen.c (gen_run_c): Handle non-multi-sim case.
257 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
260 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
262 * gen-semantics.c (print_semantic_body): Trace the instruction
263 after it has been validated.
264 (print_semantic_body): Count the instruction using sim-profile.
266 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
268 * gen-itable.c (gen_itable_h): Collect summary info on instruction
269 table when traversing it.
270 (gen_itable_h): Output an enum defining the max size of each of
271 the itable string members.
273 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
275 * igen.c (gen_run_c): New function. Generate sim_engine_run that
276 looks at the currently selected architecture.
278 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
279 one engine per model.
281 * gen-semantics.c, gen-icache.c gen-support.c:
284 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
285 returns a line at a time. Parse multi-word instructions. Add
288 * table.h, table.c: Simplify. Only parse a single line at a time.
289 ld-insn can handle the rest.
291 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
292 filter_is_common, filter_is_member, filter_next): New filter
294 (dump_filter): Ditto.
296 * gen.h, gen.c: New file. Takes the insn table and turns it into
297 a set of decode tables and semantic functions.
299 * ld-insn.c: Copy generator code from here.
302 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
304 * misc.h (NZALLOC): Allocate an N element array of TYPE.
306 * table.h, table.c: Simplify table parser so that it only
307 understands colon delimited lines and code blocks.
308 (table_read): Parse '{' ... '}' as a code block.
309 (table_print_code): New function, print out a code block to file.
310 (main): Add suport for standalone testing.
312 * ld-insn.h, ld-insn.c:
315 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
317 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
318 (print_jump_definition, print_jump, print_jump_internal_function,
319 print_jump_insn, print_jump_until_stop_body): Delete, moved to
322 * igen.c (print_itrace_format): Delete unused variable chp.
323 (gen-engine.h): Include.
325 * table.c (current_file_name, current_line_entry,
326 current_line_entry): Make static.
328 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
330 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
331 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
332 * configure.in: Include simulator common/aclocal.m4.
333 * configure.in: Add --enable-sim-warnings option.
334 * configure: Re-generate.
338 * Makefile.in (tmp-filter): New rule.
339 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
340 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
342 * gen.h, gen.c: New files.
344 * Makefile.in (gen.o, tmp-gen): New rules, update all
347 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
349 * ld-insn.c (load_insn_table): Accept %s as a function type.
351 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
353 * igen.c (print_itrace_prefix): Move printing of insn prefix to
355 (print_itrace_format): Drop printing of MY_NAME in instruction
356 trace. Printing of insn prefix moved.
357 (print_itrace): Ditto.
359 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
361 * gen-icache.c (print_icache_function_header): Pass
362 table_line_entry instead of separate file and line.
364 * table.c (table_entry_read): Set assembler source file/line-nr to
365 the current not initial file.
366 (table_entry_read): Fix line numbering of source files.
368 table.h (table_line_entry): New structure. Exactly specifies a
370 (table_*_entry): Add this to all.
372 table.c (table_entry_print_cpp_line_nr): Change to use values from
373 a table_line_entry struct.
374 (table_entry_read): Save table_line_entry in all structures read.
376 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
377 gen-model.c: Update all references.
379 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
381 * igen.c (print_my_defines): Define MY_NAME - a string. For
382 MY_PREFIX, undefine the name of the function incase some dumb
383 header defined it. it.
384 (print_itrace): Use MY_NAME not MY_PREFIX.
386 * lf.c (lf_write): New function write an N character buffer to the
389 * igen.c (print_itrace): When available, use the assembler to
390 print the insn-trace.
391 (print_itrace_prefix): New function, print first part of call to
393 (print_itrace_format): New function, print fmt argument for
396 * table.c (table_entry_read): Save any assembler lines instead of
399 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
401 * gen-icache.c (print_icache_body): Process immeds.
403 * gen-semantics.c (print_semantic_body): When computing NIA, skip
404 any immed words that follow the instruction word.
406 * ld-insn.c (parse_insn_format): Parse immeds appended to an
409 * igen.c (main): Allow any register to be specified as the zero
411 (semantic_zero_reg): Global, index to zero register.
413 * gen-semantics.c (print_semantic_body): Zero selected register.
415 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
417 * igen.h: Stop options and code gen type bit masks overlaping.
419 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
421 * gen-semantics.c (print_semantic_body): Incorrect test for
424 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
426 * gen-semantics.c (print_semantic_body): Use common sim-engine
429 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
431 * gen-semantics.c (print_semantic_body): Add code to clear r0.
433 * igen.c (main): Add new option zero-r0, which adds code to clear
436 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
438 * igen.c (print_itrace): Fix so line-nr is passed to trace
441 * gen-idecode.c (print_idecode_validate): Correct FP code.
443 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
445 (print_support_function_name): Ditto.
447 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
449 * igen.c (print_itrace): Call trace_one_insn to trace
450 instructions, rather than doing it directly.
452 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
454 * gen-engine.c (engine_switch_leaf): Remove extra %s.
455 (print_engine_floating_point_unavailable): Wrap in #ifdef
456 UNUSED/#endif, until somebody uses it.
458 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
460 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
462 (print_idecode_validate): Use long formats to print long values.
464 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
465 if we get an unexpected type.
467 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
469 * igen.c (print_itrace): Pass SD as well as CPU to calls to
472 * gen-support.c (gen_support_h): Always pass sim_cia cia to
474 (print_support_function_name): Ditto.
476 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
478 * gen-support.c (support_c_function): Remove unnecessary memset of
480 * gen-semantics.c (print_semantic_body): Wasn't closing
483 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
485 * ld-insn.c (load_insn_table): Report instructions that do not
486 have at least a format and name.
487 (insn_table_find_opcode_field): Check progress is being made.
489 * gen-support.c (support_c_function): Report empty function body.
491 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
493 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
495 (insn_table_expand_insns): Allow special rules to apply to groups
496 of instructions when all members of the group match the special
499 * gen-semantics.c (print_c_semantic): Ditto.
500 * igen.c (print_semantic_function_formal): Ditto.
501 (print_semantic_function_type): Ditto.
502 * igen.c (print_icache_function_formal): Ditto.
503 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
505 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
506 instruction_address type.
508 * gen-semantics.c (print_semantic_body): Call cpu_error when an
509 unimplemented instruction is encountered - gives the interpreter
510 the chance to stop correctly.
512 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
514 * igen.c (print_function_name): Allow dot's in instruction names.
516 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
518 * igen.c (main), igen.h: Support new option - delayed-branch -
519 generate code to drive a delayed branch processor.
521 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
523 * igen.c (print_icache_function_formal): Replace address_word with
525 (print_semantic_function_formal): Ditto.
526 (print_semantic_function_type): Ditto.
527 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
529 * gen-semantics.c (print_semantic_body): Ditto.
530 (print_c_semantic): Ditto.
532 * gen-support.c (support_c_function): Return a zeroed CIA instead
533 of just zero - works with any cia type.
535 * igen.c (print_itrace): For delayed branch case, print just the
538 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
540 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
542 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
544 * Makefile.in (INSTALL): Set to @INSTALL@.
545 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
547 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
549 * Makefile.in (INSTALL): Change install.sh to install-sh.
551 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
553 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
554 * gen-idecode.c (gen_idecode_c): Likewise.
555 * igen.c (gen_semantics_c): Likewise.
557 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
559 * gen-icache.c (print_icache_body): No longer define cpu/sd,
560 support.h now defines CPU/SD globally.
562 * gen-model.c (gen_model_h): Ditto.
564 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
566 (print_jump_until_stop_body): Ditto.
567 (print_idecode_validate): Ditto.
569 * gen-icache.c (print_icache_body): Ditto.
571 * gen-semantics.c (print_semantic_body): Ditto.
573 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
575 (print_icache_function_formal): Ditto.
577 * gen-support.c (print_support_function_name): Include sd/cpu arg
578 in support function argument list.
579 (support_c_function): Generate code to cpu/sd from sd/cpu.
580 (gen_support_h): Define _SD the argument prefix for all support
581 functions. Define SD/CPU to determine sd/cpu from value of _SD
584 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
586 * gen-support.c (gen_support_c): Update for renaming of engine to
590 * gen-idecode.c (gen_idecode_c): Ditto.
592 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
594 * ld-decode.c (load_decode_table): Rename slash to reserved.
595 (dump_decode_rule): Ditto.
597 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
598 reserved bit - and a `*' - wild card.
599 (parse_insn_format): Change is_slash to more informative reserved.
600 (dump_insn_field): Ditto.
601 (insn_field_is_constant): Ditto.
602 (insn_table_expand_opcode): Ditto.
604 * gen-idecode.c (print_idecode_validate): Make check_mask and
605 check_val the correct integer size.
606 (print_idecode_validate): Fix reserved bit check for 64 bit
609 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
611 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
612 `/' in bit fields. `/' denotes a wild bit.
614 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
616 * igen.h, igen.c (main): New options. Control generation of
617 conditional issue and slot verification code.
619 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
621 * gen-support.c (print_support_function_name): Prepend the global
622 name prefix when applicable. Provide #define to map the user
623 specified name the generated globaly unique one.
625 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
627 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
628 - reserved bits, floating point and slot validation - with a
629 #ifdef so that they are optional.
631 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
633 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
634 - report the error of a leaf node in the decision tree containing
635 several instructions.
636 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
637 (print_idecode_switch_leaf): Ditto.
639 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
640 print_idecode_invalid): Rename former to latter. Add argument so
641 that one function can generate all invalid instruction cases -
642 illegal, fp-unavailable, wrong-slot.
643 * gen-engine.c: Update.
645 * gen-idecode.c: Use print_idecode_invalid to generate a function
646 call for cases when fp-unavailable and the slot is wrong.
648 * gen-idecode.c (print_idecode_validate): New check, generate code
649 to verify that the instruction slot is correct.
651 * igen.c (main): Simplify options.
653 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
655 * igen.c (print_itrace): Remove source line reference for trace
656 code - let the user see the generated file.
657 (print_itrace): Print the trace code rather than reference a
660 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
662 * igen.c (print_semantic_function_actual): Pass either the
663 processor - smp - or the engine - mono - into semantic functions.
666 * gen-icache.c (print_icache_body): Dependant on smp, derive
667 processor from engine or engine from processor, and hence ensuring
668 that both are defined in all semantic functions.
670 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
672 * ld-insn.c (parse_insn_format): Make the width field optional.
673 If missing assume that the number of characters in the value
674 determines the number of bits in the field.
676 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
678 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
679 more useful error message.
681 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
683 * misc.c (error): Output errors on stderr.
685 * ld-insn.c (parse_insn_format): Skip any leading spaces.
686 Verify the width of instructions being parsed.
688 * table.c (table_entry_read): Parse CPP's convention for
689 specifying original file name/line-nr.
691 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
693 * ld-insn.c (parse_insn_format): Allow trailing spaces in
696 * Makefile.in: Create using ../ppc/Makefile.in as a starting
698 * configure.in: Ditto vis ../ppc/configure.in
700 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
702 * gen-support.c (gen_support_c): Always include engine.h instead
704 * gen-idecode.c (gen_idecode_c): Ditto.
706 * words.h (instruction_word): Remove instruction_word - now
708 (address_word): New. Used by igen.
710 * lf.c (lf_print_function_type_function): New, pass a function to
711 print out the type instead of a constant string.
713 * igen.h, igen.c (print_semantic_function_formal,
714 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
715 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
716 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
717 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
718 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
719 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
720 * gen-idecode.c (print_idecode_table): Update.
721 (idecode_switch_leaf): Update.
722 (print_idecode_switch_function_header): Ditto.
723 (print_idecode_floating_point_unavailable): Ditto.
724 (print_idecode_issue_function_header): Ditto.
725 * igen.c (gen_icache_h): Ditto.
726 * gen-engine.c (print_engine_table): Ditto.
727 (engine_switch_leaf): Ditto.
728 * gen-support.c (print_support_function_name): Ditto.
729 * gen-semantics.c (print_semantic_function_header): Update.
731 * gen-icache.c (print_icache_function_header): Update.
732 (print_icache_function): Update.
733 (print_icache_internal_function_declaration): Update.
734 (print_icache_internal_function_definition): Update.
736 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
737 files, will at some stage need to move it into support.
739 * igen.h, igen.c (main): New option -e <engine> - generate a full
740 simulation engine. Previously this was the -d <idecode-file>
742 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
743 to clean these up so that that call upon the updated gen-idecode
746 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
747 generating a decode table.
749 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
751 * igen.h, igen.c (main): New option -M - Control what is returned
752 by semantic functions - -1/NIA vs CIA+N/NIA. Add
753 generate_semantic_returning_modified_nia_only to igen_code enum.
754 * gen-semantics.c (print_semantic_body): As an alternative, make
755 NIA == -1 instead of CIA+insn_size by default.
757 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
758 New option -P <prefix> - Prepend all generated functions with the
760 (gen_idecode_c): Adjust.
761 * gen-icache.c (print_icache_struct): Ditto.
762 * gen-support.c (gen_support_c): Ditto.
764 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
766 * igen.c (main): Correct usage. Missleading message about ucase
767 options dumping internal tables. -F now includes rather then
768 excludes instructions.
770 * misc.h, misc.c (a2i): Make 64bit.
772 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
773 max to 64bits, expect trouble. Make the default 32 bits.
774 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
775 et.al. macro's to use the insn_bit_size instead of assuming 32
777 * gen-icache.c (print_icache_extraction): Ditto.
778 * gen-idecode.c (idecode_switch_start): Ditto.
779 * gen-idecode.c (gen_idecode_c): Ditto
781 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
782 Indicates that the instruction field of the table is specifying
783 bit widths instead of bit offsets.
784 * ld-insn.c (parse_insn_format): Parse instruction fields
787 * misc.c (a2i): Allow binary numbers to be specified using the
789 * ld-insn.c: Allow such numbers to appear in the instruction
792 * table.c (table_entry_read): Make // a valid comment character.
793 (table_entry_read): Skip lines containing a leading " - these may
794 eventually be used in a disasembler.
796 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
798 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
799 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
800 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
801 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
802 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
803 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
804 from the ../ppc directory.
806 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
807 renaming from filter_filename.[hc]