1 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
3 * ld-insn.c (parse_insn_word): For constant conditional strings,
4 encode their bit value.
6 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
7 operands to refer to fields in earlier instruction words.
9 * gen.c (sub_val): Replace field argument with val_last_pos.
10 (gen_entry_expand_opcode): Look in previous tables for a value for
11 a conditional field as well as the bits from the current table.
12 (insn_list_insert): Add sort key of instructions where
13 their operand fields have different conditionals.
14 (insn_field_cmp): New function.
16 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
18 * configure: Regenerated to track ../common/aclocal.m4 changes.
21 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
23 * acconfig.h: New file.
24 * configure.in: Reverted change of Apr 24; use sinclude again.
26 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
28 * configure: Regenerated to track ../common/aclocal.m4 changes.
31 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
33 * configure.in: Don't call sinclude.
35 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
37 * gen-icache.c (print_icache_extraction): Do not type cast
40 * ld-insn.c (load_insn_table): Terminate error with NL.
42 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
44 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
47 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
49 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
50 to suppress inlining by default.
52 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
54 * gen-icache.c (print_icache_extraction): When generating #define
55 force the expression to the correct type.
57 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
59 * misc.c (name2i): strlen returns an unsigned.
61 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
63 * igen.h (struct igen_warn_options): Add unimplemented option.
64 * igen.c (main): Update
66 * ld-insn.c (load_insn_table): Report unimplemented functions.
68 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
70 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
71 separator tokens when parsing a conditional.
73 * igen.h (main): Add option -S so that suffix can be specified.
75 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
77 * igen.h (struct igen_trace_options): Add members insn_expansion
80 * igen.c (main): Add options -Gtrace-insn-expansion,
81 -Gtrace-insn-insertion and -Gtrace-all.
83 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
84 selected for expansion.
85 (gen_entry_expand_opcode): Trace each expanded instruction as it
86 is inserted into the table.
88 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
90 * ld-insn.c (parse_insn_word): Parse conditional operators.
91 (parse_insn_word): Verify field conditionals.
93 * ld-insn.h: Extend syntax to allow macros and field equality.
94 (struct insn_field_cond): Rename insn_field_exclusion, add type.
96 * gen.c (gen_entry_expand_opcode): Check type of conditional.
97 (insns_bit_useless): Ditto.
99 * ld-insn.c (parse_macro_record): New function.
101 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
103 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
105 * ld-insn.c (parse_insn_word): Check instruction field type
106 correctly initialized.
107 (print_insn_words): Ditto.
108 (insn_field_type_to_str): Ditto.
109 (dump_insn_field): Ditto.
111 * gen.c (insns_bit_useless): Ditto.
113 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
115 * gen.h, igen.c (print_include_inline, print_includes,
116 print_includes): New functions. Generate include list. For for
117 semantics et.al. generate CPP code to inline when
120 * igen.c (gen_semantics_c): Call print_includes.
121 * gen-engine.c (gen_engine_c): Ditto.
123 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
125 * igen.h: (struct _igen_name_option): Replace with struct
126 igen_module_option. Contains both module prefix and suffix.
127 (INIT_OPTIONS): Initialize.
129 * igen.c (main): Update -P option to fill in full module info.
130 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
131 gen-support.c): Update.
133 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
135 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
138 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
140 * table.c (table_push): Redo, using stdio. Fixes NT native
141 problem with <CRLF>=><LF> translation...
143 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
145 * gen-engine.c (print_run_body): Re-extract the CIA after
146 processing any events.
148 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
150 * Makefile.in: Get SHELL from configure.
151 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
154 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
156 * igen.c: Pass sim_cia to trace_prefix.
158 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
160 * ld-insn.c (parse_function_record): Check models are valid.
161 (parse_function_record): Only discard function when no model is
164 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
166 * gen-engine.c (print_run_body): Always wrap generated idecode
167 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
169 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
171 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
172 discarded function warning.
174 * igen.c (main): Clarify -Wnodiscard.
176 * ld-insn.c (parse_function_record): For functions, allow use of
177 instruction style function model records
179 * ld-insn.h (nr_function_model_fields): Define.
181 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
183 * igen.c (print_itrace_prefix): Generate call to trace_prefix
184 instead of trace_one_insn.
185 (print_itrace): Generate trace_prefix call if any tracing enabled,
186 (print_itrace): Nest generated call to trace_generic inside
187 conditional for any tracing enabled.
188 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
190 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
192 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
193 * gen-icache.c (print_icache_body): Ditto.
194 * gen-idecode.c (print_idecode_ifetch): Ditto.
196 * gen-icache.c (print_icache_body): Mark successive instruction
199 * ld-insn.c (parse_insn_word): Only report insn-width problems
200 when warning enabled.
202 * igen.h: Add flag for warning about invalid instruction widths.
203 * igen.c: Parse -Wwidth option.
205 * gen-support.c (gen_support_h): Map instruction_word onto
206 <PREFIX>_instruction_word when needed.
207 (print_support_function_name): Use support prefix.
208 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
210 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
212 * gen-support.c (gen_support_h): Generate new macro CPU_.
214 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
216 * gen-engine.c (gen_engine_h): Don't assume a model is present.
217 (gen_engine_c): Ditto.
219 * igen.c (gen_run_c): Ditto.
221 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
222 CPU_CIA. Parameterize with CPU argument.
224 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
226 * gen.h (struct _gen_list): Replace processor with model.
228 * igen.c (gen_idecode_h): Update.
229 (gen_run_c): For generated switch, use model->full_name.
231 * gen.c (print_gen_entry_path): Ditto.
233 (gen_entry_expand_insns): Ditto.
234 (make_gen_tables): Ditto.
236 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
237 function sim_engine_run. Pass argument on to engine_run.
239 * gen-engine.c (print_engine_run_function_header): Add extra
240 argument `nr_cpus' to generated function engine_run.
241 (print_run_body): Fix SMP case.
243 * gen-support.c (support_c_function): Call sim_engine_abort when
244 internal function fails to long jump.
246 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
248 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
251 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
253 * gen-semantics.c (print_semantic_body): Fix handling of
254 hardwired zero register.
256 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
258 * igen.h (struct _igen_gen_options): Add member default_model.
260 * igen.c (gen_run_c): Default to the first machine in the
262 (main): Add MODEL parameter to gen-multi-sim option.
264 * gen.h (function_decl_type): Declare enum.
266 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
267 Make global, pass function_decl_type as argument.
268 (gen_engine_h, gen_engine_c): Update call.
270 * gen-idecode.c (print_idecode_issue_function_header),
271 gen-idecode.h: Pass function_decl_type as argument.
273 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
276 * igen.c (gen_run_c): For multi-sim, initialize globals
277 idecode_issue and engine_run.
279 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
281 * ld-insn.c (parse_insn_model_record): Allow multiple model names
282 to be specified in a single instruction model record.
283 (dump_insn_model_entry): Update.
285 * ld-insn.h (struct _insn_model_entry): Replace member name with
286 the filter names. Document syntax change.
288 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
290 * gen-engine.c (print_run_body): Add hooks for adding code before
291 and after an instruction has been issued.
293 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
295 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
296 `#ifdef 0' around this.
298 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
300 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
303 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
305 * ld-insn.h: Document mnemonic string format.
307 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
309 * gen-icache.c (print_icache_extraction): Force result of atol to
312 * ld-insn.c (parse_function_record): Separate handling of old and
313 ney fynction records.
314 (load_insn_table): For %s record, hack function name & type after
317 * filter.h (filter_is_subset): Reverse argument names, wrong
320 * ld-insn.c (load_insn_table): Move include code to.
321 (parse_include_record): New function. Check for filtering of
322 include statement by both flags and models.
323 (load_insn_table): Check for model filtering of cache and model
325 (parse_model_data_record): Check for model & flag filtering of
327 (parse_function_record): Check for model & flag filtering of
330 * ld-insn.h: Define record_filter_models_field. Add filter-models
331 field to all but instruction records.
332 (struct _function_entry, struct _cache_entry): Add models field.
333 (nr_function_fields): Make parm field mandatory.
335 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
337 * igen.c (main): Change -I option to -I<directory>. Add optional
338 size to -Ggen-icache option. Add -Gno-... support.
340 * igen.h (struct _igen_options): Add include field.
342 * ld-insn.c (enum insn_record_type, insn_type_map): Add
344 (load_insn_table): Call table_push when include record.
346 * table.c (struct _open table, struct table): Make table object an
347 indirect ptr to the current table file.
348 (current_line, new_table_entry, next_line): Make file arg type
350 (table_open): Use table_push.
351 (table_read): Point variable file at current table, at eof, pop
354 * table.h, table.c (table_push): New function.
356 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
358 * gen-semantics.c (print_semantic_body): Use CIA not
359 cia.ip. Escape newlines at end of generated call to
362 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
364 * igen.c (print_itrace): Output line-ref to igen source file when
365 generating trace statements.
366 (print_itrace_prefix, print_itrace_format): Escape newline at end
367 of each line of generated call to trace function.
369 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
371 * gen-support.c (gen_support_h): Generate #define NIA. Definition
372 dependant on gen-delayed-branch mode.
374 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
375 closing double quote in mnemonic field.
376 (parse_option_record): Add gen-delayed-branch option.
378 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
380 * gen.c (insn_list_insert): Missing \n in warning.
382 * ld-insn.c (load_insn_table): Only notify of discarded
383 instrctions when warn.discard enabled.
385 * igen.h: Add option.warn.discard, default enabled.
387 * igen.c (main): Add -Wnodiscard option.
389 * ld-insn.c (record_type): For old record type, check the number
390 of fields is correct.
391 (load_insn_table): Allow insn assembler and insn model records to
393 (parse_insn_model_record): Rename from parse_insn_model_records.
394 Parse only one record.
395 (parse_insn_mnemonic_record): Rename from
396 parse_insn_mnemonic_records. Parse only one record.
398 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
400 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
401 illegal zero-sized array.
402 (itable_print_set): likewise, avoid empty initializers.
404 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
406 * configure.in: i386-windows is a cross, so don't expect
407 libiberty to be there.
408 * configure: updated.
410 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
412 * igen.c (print_function_name): Put the format name after the
413 function / instruction name, not before.
414 (print_itrace): Better format trace code.
416 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
418 * gen.c (insns_bit_useless): Don't treat string fields restricted
419 to a range of values as useless.
421 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
423 * igen.c (gen_run_c): Handle non-multi-sim case.
425 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
428 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
430 * gen-semantics.c (print_semantic_body): Trace the instruction
431 after it has been validated.
432 (print_semantic_body): Count the instruction using sim-profile.
434 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
436 * gen-itable.c (gen_itable_h): Collect summary info on instruction
437 table when traversing it.
438 (gen_itable_h): Output an enum defining the max size of each of
439 the itable string members.
441 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
443 * igen.c (gen_run_c): New function. Generate sim_engine_run that
444 looks at the currently selected architecture.
446 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
447 one engine per model.
449 * gen-semantics.c, gen-icache.c gen-support.c:
452 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
453 returns a line at a time. Parse multi-word instructions. Add
456 * table.h, table.c: Simplify. Only parse a single line at a time.
457 ld-insn can handle the rest.
459 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
460 filter_is_common, filter_is_member, filter_next): New filter
462 (dump_filter): Ditto.
464 * gen.h, gen.c: New file. Takes the insn table and turns it into
465 a set of decode tables and semantic functions.
467 * ld-insn.c: Copy generator code from here.
470 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
472 * misc.h (NZALLOC): Allocate an N element array of TYPE.
474 * table.h, table.c: Simplify table parser so that it only
475 understands colon delimited lines and code blocks.
476 (table_read): Parse '{' ... '}' as a code block.
477 (table_print_code): New function, print out a code block to file.
478 (main): Add suport for standalone testing.
480 * ld-insn.h, ld-insn.c:
483 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
485 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
486 (print_jump_definition, print_jump, print_jump_internal_function,
487 print_jump_insn, print_jump_until_stop_body): Delete, moved to
490 * igen.c (print_itrace_format): Delete unused variable chp.
491 (gen-engine.h): Include.
493 * table.c (current_file_name, current_line_entry,
494 current_line_entry): Make static.
496 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
498 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
499 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
500 * configure.in: Include simulator common/aclocal.m4.
501 * configure.in: Add --enable-sim-warnings option.
502 * configure: Re-generate.
506 * Makefile.in (tmp-filter): New rule.
507 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
508 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
510 * gen.h, gen.c: New files.
512 * Makefile.in (gen.o, tmp-gen): New rules, update all
515 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
517 * ld-insn.c (load_insn_table): Accept %s as a function type.
519 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
521 * igen.c (print_itrace_prefix): Move printing of insn prefix to
523 (print_itrace_format): Drop printing of MY_NAME in instruction
524 trace. Printing of insn prefix moved.
525 (print_itrace): Ditto.
527 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
529 * gen-icache.c (print_icache_function_header): Pass
530 table_line_entry instead of separate file and line.
532 * table.c (table_entry_read): Set assembler source file/line-nr to
533 the current not initial file.
534 (table_entry_read): Fix line numbering of source files.
536 table.h (table_line_entry): New structure. Exactly specifies a
538 (table_*_entry): Add this to all.
540 table.c (table_entry_print_cpp_line_nr): Change to use values from
541 a table_line_entry struct.
542 (table_entry_read): Save table_line_entry in all structures read.
544 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
545 gen-model.c: Update all references.
547 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
549 * igen.c (print_my_defines): Define MY_NAME - a string. For
550 MY_PREFIX, undefine the name of the function incase some dumb
551 header defined it. it.
552 (print_itrace): Use MY_NAME not MY_PREFIX.
554 * lf.c (lf_write): New function write an N character buffer to the
557 * igen.c (print_itrace): When available, use the assembler to
558 print the insn-trace.
559 (print_itrace_prefix): New function, print first part of call to
561 (print_itrace_format): New function, print fmt argument for
564 * table.c (table_entry_read): Save any assembler lines instead of
567 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
569 * gen-icache.c (print_icache_body): Process immeds.
571 * gen-semantics.c (print_semantic_body): When computing NIA, skip
572 any immed words that follow the instruction word.
574 * ld-insn.c (parse_insn_format): Parse immeds appended to an
577 * igen.c (main): Allow any register to be specified as the zero
579 (semantic_zero_reg): Global, index to zero register.
581 * gen-semantics.c (print_semantic_body): Zero selected register.
583 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
585 * igen.h: Stop options and code gen type bit masks overlaping.
587 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
589 * gen-semantics.c (print_semantic_body): Incorrect test for
592 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
594 * gen-semantics.c (print_semantic_body): Use common sim-engine
597 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
599 * gen-semantics.c (print_semantic_body): Add code to clear r0.
601 * igen.c (main): Add new option zero-r0, which adds code to clear
604 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
606 * igen.c (print_itrace): Fix so line-nr is passed to trace
609 * gen-idecode.c (print_idecode_validate): Correct FP code.
611 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
613 (print_support_function_name): Ditto.
615 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
617 * igen.c (print_itrace): Call trace_one_insn to trace
618 instructions, rather than doing it directly.
620 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
622 * gen-engine.c (engine_switch_leaf): Remove extra %s.
623 (print_engine_floating_point_unavailable): Wrap in #ifdef
624 UNUSED/#endif, until somebody uses it.
626 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
628 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
630 (print_idecode_validate): Use long formats to print long values.
632 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
633 if we get an unexpected type.
635 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
637 * igen.c (print_itrace): Pass SD as well as CPU to calls to
640 * gen-support.c (gen_support_h): Always pass sim_cia cia to
642 (print_support_function_name): Ditto.
644 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
646 * gen-support.c (support_c_function): Remove unnecessary memset of
648 * gen-semantics.c (print_semantic_body): Wasn't closing
651 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
653 * ld-insn.c (load_insn_table): Report instructions that do not
654 have at least a format and name.
655 (insn_table_find_opcode_field): Check progress is being made.
657 * gen-support.c (support_c_function): Report empty function body.
659 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
661 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
663 (insn_table_expand_insns): Allow special rules to apply to groups
664 of instructions when all members of the group match the special
667 * gen-semantics.c (print_c_semantic): Ditto.
668 * igen.c (print_semantic_function_formal): Ditto.
669 (print_semantic_function_type): Ditto.
670 * igen.c (print_icache_function_formal): Ditto.
671 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
673 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
674 instruction_address type.
676 * gen-semantics.c (print_semantic_body): Call cpu_error when an
677 unimplemented instruction is encountered - gives the interpreter
678 the chance to stop correctly.
680 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
682 * igen.c (print_function_name): Allow dot's in instruction names.
684 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
686 * igen.c (main), igen.h: Support new option - delayed-branch -
687 generate code to drive a delayed branch processor.
689 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
691 * igen.c (print_icache_function_formal): Replace address_word with
693 (print_semantic_function_formal): Ditto.
694 (print_semantic_function_type): Ditto.
695 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
697 * gen-semantics.c (print_semantic_body): Ditto.
698 (print_c_semantic): Ditto.
700 * gen-support.c (support_c_function): Return a zeroed CIA instead
701 of just zero - works with any cia type.
703 * igen.c (print_itrace): For delayed branch case, print just the
706 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
708 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
710 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
712 * Makefile.in (INSTALL): Set to @INSTALL@.
713 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
715 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
717 * Makefile.in (INSTALL): Change install.sh to install-sh.
719 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
721 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
722 * gen-idecode.c (gen_idecode_c): Likewise.
723 * igen.c (gen_semantics_c): Likewise.
725 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
727 * gen-icache.c (print_icache_body): No longer define cpu/sd,
728 support.h now defines CPU/SD globally.
730 * gen-model.c (gen_model_h): Ditto.
732 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
734 (print_jump_until_stop_body): Ditto.
735 (print_idecode_validate): Ditto.
737 * gen-icache.c (print_icache_body): Ditto.
739 * gen-semantics.c (print_semantic_body): Ditto.
741 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
743 (print_icache_function_formal): Ditto.
745 * gen-support.c (print_support_function_name): Include sd/cpu arg
746 in support function argument list.
747 (support_c_function): Generate code to cpu/sd from sd/cpu.
748 (gen_support_h): Define _SD the argument prefix for all support
749 functions. Define SD/CPU to determine sd/cpu from value of _SD
752 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
754 * gen-support.c (gen_support_c): Update for renaming of engine to
758 * gen-idecode.c (gen_idecode_c): Ditto.
760 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
762 * ld-decode.c (load_decode_table): Rename slash to reserved.
763 (dump_decode_rule): Ditto.
765 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
766 reserved bit - and a `*' - wild card.
767 (parse_insn_format): Change is_slash to more informative reserved.
768 (dump_insn_field): Ditto.
769 (insn_field_is_constant): Ditto.
770 (insn_table_expand_opcode): Ditto.
772 * gen-idecode.c (print_idecode_validate): Make check_mask and
773 check_val the correct integer size.
774 (print_idecode_validate): Fix reserved bit check for 64 bit
777 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
779 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
780 `/' in bit fields. `/' denotes a wild bit.
782 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
784 * igen.h, igen.c (main): New options. Control generation of
785 conditional issue and slot verification code.
787 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
789 * gen-support.c (print_support_function_name): Prepend the global
790 name prefix when applicable. Provide #define to map the user
791 specified name the generated globaly unique one.
793 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
795 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
796 - reserved bits, floating point and slot validation - with a
797 #ifdef so that they are optional.
799 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
801 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
802 - report the error of a leaf node in the decision tree containing
803 several instructions.
804 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
805 (print_idecode_switch_leaf): Ditto.
807 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
808 print_idecode_invalid): Rename former to latter. Add argument so
809 that one function can generate all invalid instruction cases -
810 illegal, fp-unavailable, wrong-slot.
811 * gen-engine.c: Update.
813 * gen-idecode.c: Use print_idecode_invalid to generate a function
814 call for cases when fp-unavailable and the slot is wrong.
816 * gen-idecode.c (print_idecode_validate): New check, generate code
817 to verify that the instruction slot is correct.
819 * igen.c (main): Simplify options.
821 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
823 * igen.c (print_itrace): Remove source line reference for trace
824 code - let the user see the generated file.
825 (print_itrace): Print the trace code rather than reference a
828 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
830 * igen.c (print_semantic_function_actual): Pass either the
831 processor - smp - or the engine - mono - into semantic functions.
834 * gen-icache.c (print_icache_body): Dependant on smp, derive
835 processor from engine or engine from processor, and hence ensuring
836 that both are defined in all semantic functions.
838 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
840 * ld-insn.c (parse_insn_format): Make the width field optional.
841 If missing assume that the number of characters in the value
842 determines the number of bits in the field.
844 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
846 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
847 more useful error message.
849 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
851 * misc.c (error): Output errors on stderr.
853 * ld-insn.c (parse_insn_format): Skip any leading spaces.
854 Verify the width of instructions being parsed.
856 * table.c (table_entry_read): Parse CPP's convention for
857 specifying original file name/line-nr.
859 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
861 * ld-insn.c (parse_insn_format): Allow trailing spaces in
864 * Makefile.in: Create using ../ppc/Makefile.in as a starting
866 * configure.in: Ditto vis ../ppc/configure.in
868 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
870 * gen-support.c (gen_support_c): Always include engine.h instead
872 * gen-idecode.c (gen_idecode_c): Ditto.
874 * words.h (instruction_word): Remove instruction_word - now
876 (address_word): New. Used by igen.
878 * lf.c (lf_print_function_type_function): New, pass a function to
879 print out the type instead of a constant string.
881 * igen.h, igen.c (print_semantic_function_formal,
882 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
883 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
884 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
885 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
886 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
887 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
888 * gen-idecode.c (print_idecode_table): Update.
889 (idecode_switch_leaf): Update.
890 (print_idecode_switch_function_header): Ditto.
891 (print_idecode_floating_point_unavailable): Ditto.
892 (print_idecode_issue_function_header): Ditto.
893 * igen.c (gen_icache_h): Ditto.
894 * gen-engine.c (print_engine_table): Ditto.
895 (engine_switch_leaf): Ditto.
896 * gen-support.c (print_support_function_name): Ditto.
897 * gen-semantics.c (print_semantic_function_header): Update.
899 * gen-icache.c (print_icache_function_header): Update.
900 (print_icache_function): Update.
901 (print_icache_internal_function_declaration): Update.
902 (print_icache_internal_function_definition): Update.
904 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
905 files, will at some stage need to move it into support.
907 * igen.h, igen.c (main): New option -e <engine> - generate a full
908 simulation engine. Previously this was the -d <idecode-file>
910 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
911 to clean these up so that that call upon the updated gen-idecode
914 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
915 generating a decode table.
917 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
919 * igen.h, igen.c (main): New option -M - Control what is returned
920 by semantic functions - -1/NIA vs CIA+N/NIA. Add
921 generate_semantic_returning_modified_nia_only to igen_code enum.
922 * gen-semantics.c (print_semantic_body): As an alternative, make
923 NIA == -1 instead of CIA+insn_size by default.
925 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
926 New option -P <prefix> - Prepend all generated functions with the
928 (gen_idecode_c): Adjust.
929 * gen-icache.c (print_icache_struct): Ditto.
930 * gen-support.c (gen_support_c): Ditto.
932 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
934 * igen.c (main): Correct usage. Missleading message about ucase
935 options dumping internal tables. -F now includes rather then
936 excludes instructions.
938 * misc.h, misc.c (a2i): Make 64bit.
940 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
941 max to 64bits, expect trouble. Make the default 32 bits.
942 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
943 et.al. macro's to use the insn_bit_size instead of assuming 32
945 * gen-icache.c (print_icache_extraction): Ditto.
946 * gen-idecode.c (idecode_switch_start): Ditto.
947 * gen-idecode.c (gen_idecode_c): Ditto
949 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
950 Indicates that the instruction field of the table is specifying
951 bit widths instead of bit offsets.
952 * ld-insn.c (parse_insn_format): Parse instruction fields
955 * misc.c (a2i): Allow binary numbers to be specified using the
957 * ld-insn.c: Allow such numbers to appear in the instruction
960 * table.c (table_entry_read): Make // a valid comment character.
961 (table_entry_read): Skip lines containing a leading " - these may
962 eventually be used in a disasembler.
964 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
966 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
967 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
968 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
969 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
970 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
971 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
972 from the ../ppc directory.
974 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
975 renaming from filter_filename.[hc]