1 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
3 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
6 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
8 * table.c (table_push): Redo, using stdio. Fixes NT native
9 problem with <CRLF>=><LF> translation...
11 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
13 * gen-engine.c (print_run_body): Re-extract the CIA after
14 processing any events.
16 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
18 * Makefile.in: Get SHELL from configure.
19 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
22 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
24 * igen.c: Pass sim_cia to trace_prefix.
26 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
28 * ld-insn.c (parse_function_record): Check models are valid.
29 (parse_function_record): Only discard function when no model is
32 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
34 * gen-engine.c (print_run_body): Always wrap generated idecode
35 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
37 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
39 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
40 discarded function warning.
42 * igen.c (main): Clarify -Wnodiscard.
44 * ld-insn.c (parse_function_record): For functions, allow use of
45 instruction style function model records
47 * ld-insn.h (nr_function_model_fields): Define.
49 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
51 * igen.c (print_itrace_prefix): Generate call to trace_prefix
52 instead of trace_one_insn.
53 (print_itrace): Generate trace_prefix call if any tracing enabled,
54 (print_itrace): Nest generated call to trace_generic inside
55 conditional for any tracing enabled.
56 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
58 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
60 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
61 * gen-icache.c (print_icache_body): Ditto.
62 * gen-idecode.c (print_idecode_ifetch): Ditto.
64 * gen-icache.c (print_icache_body): Mark successive instruction
67 * ld-insn.c (parse_insn_word): Only report insn-width problems
70 * igen.h: Add flag for warning about invalid instruction widths.
71 * igen.c: Parse -Wwidth option.
73 * gen-support.c (gen_support_h): Map instruction_word onto
74 <PREFIX>_instruction_word when needed.
75 (print_support_function_name): Use support prefix.
76 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
78 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
80 * gen-support.c (gen_support_h): Generate new macro CPU_.
82 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
84 * gen-engine.c (gen_engine_h): Don't assume a model is present.
85 (gen_engine_c): Ditto.
87 * igen.c (gen_run_c): Ditto.
89 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
90 CPU_CIA. Parameterize with CPU argument.
92 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
94 * gen.h (struct _gen_list): Replace processor with model.
96 * igen.c (gen_idecode_h): Update.
97 (gen_run_c): For generated switch, use model->full_name.
99 * gen.c (print_gen_entry_path): Ditto.
101 (gen_entry_expand_insns): Ditto.
102 (make_gen_tables): Ditto.
104 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
105 function sim_engine_run. Pass argument on to engine_run.
107 * gen-engine.c (print_engine_run_function_header): Add extra
108 argument `nr_cpus' to generated function engine_run.
109 (print_run_body): Fix SMP case.
111 * gen-support.c (support_c_function): Call sim_engine_abort when
112 internal function fails to long jump.
114 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
116 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
119 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
121 * gen-semantics.c (print_semantic_body): Fix handling of
122 hardwired zero register.
124 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
126 * igen.h (struct _igen_gen_options): Add member default_model.
128 * igen.c (gen_run_c): Default to the first machine in the
130 (main): Add MODEL parameter to gen-multi-sim option.
132 * gen.h (function_decl_type): Declare enum.
134 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
135 Make global, pass function_decl_type as argument.
136 (gen_engine_h, gen_engine_c): Update call.
138 * gen-idecode.c (print_idecode_issue_function_header),
139 gen-idecode.h: Pass function_decl_type as argument.
141 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
144 * igen.c (gen_run_c): For multi-sim, initialize globals
145 idecode_issue and engine_run.
147 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
149 * ld-insn.c (parse_insn_model_record): Allow multiple model names
150 to be specified in a single instruction model record.
151 (dump_insn_model_entry): Update.
153 * ld-insn.h (struct _insn_model_entry): Replace member name with
154 the filter names. Document syntax change.
156 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
158 * gen-engine.c (print_run_body): Add hooks for adding code before
159 and after an instruction has been issued.
161 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
163 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
164 `#ifdef 0' around this.
166 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
168 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
171 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
173 * ld-insn.h: Document mnemonic string format.
175 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
177 * gen-icache.c (print_icache_extraction): Force result of atol to
180 * ld-insn.c (parse_function_record): Separate handling of old and
181 ney fynction records.
182 (load_insn_table): For %s record, hack function name & type after
185 * filter.h (filter_is_subset): Reverse argument names, wrong
188 * ld-insn.c (load_insn_table): Move include code to.
189 (parse_include_record): New function. Check for filtering of
190 include statement by both flags and models.
191 (load_insn_table): Check for model filtering of cache and model
193 (parse_model_data_record): Check for model & flag filtering of
195 (parse_function_record): Check for model & flag filtering of
198 * ld-insn.h: Define record_filter_models_field. Add filter-models
199 field to all but instruction records.
200 (struct _function_entry, struct _cache_entry): Add models field.
201 (nr_function_fields): Make parm field mandatory.
203 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
205 * igen.c (main): Change -I option to -I<directory>. Add optional
206 size to -Ggen-icache option. Add -Gno-... support.
208 * igen.h (struct _igen_options): Add include field.
210 * ld-insn.c (enum insn_record_type, insn_type_map): Add
212 (load_insn_table): Call table_push when include record.
214 * table.c (struct _open table, struct table): Make table object an
215 indirect ptr to the current table file.
216 (current_line, new_table_entry, next_line): Make file arg type
218 (table_open): Use table_push.
219 (table_read): Point variable file at current table, at eof, pop
222 * table.h, table.c (table_push): New function.
224 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
226 * gen-semantics.c (print_semantic_body): Use CIA not
227 cia.ip. Escape newlines at end of generated call to
230 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
232 * igen.c (print_itrace): Output line-ref to igen source file when
233 generating trace statements.
234 (print_itrace_prefix, print_itrace_format): Escape newline at end
235 of each line of generated call to trace function.
237 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
239 * gen-support.c (gen_support_h): Generate #define NIA. Definition
240 dependant on gen-delayed-branch mode.
242 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
243 closing double quote in mnemonic field.
244 (parse_option_record): Add gen-delayed-branch option.
246 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
248 * gen.c (insn_list_insert): Missing \n in warning.
250 * ld-insn.c (load_insn_table): Only notify of discarded
251 instrctions when warn.discard enabled.
253 * igen.h: Add option.warn.discard, default enabled.
255 * igen.c (main): Add -Wnodiscard option.
257 * ld-insn.c (record_type): For old record type, check the number
258 of fields is correct.
259 (load_insn_table): Allow insn assembler and insn model records to
261 (parse_insn_model_record): Rename from parse_insn_model_records.
262 Parse only one record.
263 (parse_insn_mnemonic_record): Rename from
264 parse_insn_mnemonic_records. Parse only one record.
266 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
268 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
269 illegal zero-sized array.
270 (itable_print_set): likewise, avoid empty initializers.
272 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
274 * configure.in: i386-windows is a cross, so don't expect
275 libiberty to be there.
276 * configure: updated.
278 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
280 * igen.c (print_function_name): Put the format name after the
281 function / instruction name, not before.
282 (print_itrace): Better format trace code.
284 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
286 * gen.c (insns_bit_useless): Don't treat string fields restricted
287 to a range of values as useless.
289 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
291 * igen.c (gen_run_c): Handle non-multi-sim case.
293 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
296 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
298 * gen-semantics.c (print_semantic_body): Trace the instruction
299 after it has been validated.
300 (print_semantic_body): Count the instruction using sim-profile.
302 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
304 * gen-itable.c (gen_itable_h): Collect summary info on instruction
305 table when traversing it.
306 (gen_itable_h): Output an enum defining the max size of each of
307 the itable string members.
309 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
311 * igen.c (gen_run_c): New function. Generate sim_engine_run that
312 looks at the currently selected architecture.
314 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
315 one engine per model.
317 * gen-semantics.c, gen-icache.c gen-support.c:
320 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
321 returns a line at a time. Parse multi-word instructions. Add
324 * table.h, table.c: Simplify. Only parse a single line at a time.
325 ld-insn can handle the rest.
327 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
328 filter_is_common, filter_is_member, filter_next): New filter
330 (dump_filter): Ditto.
332 * gen.h, gen.c: New file. Takes the insn table and turns it into
333 a set of decode tables and semantic functions.
335 * ld-insn.c: Copy generator code from here.
338 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
340 * misc.h (NZALLOC): Allocate an N element array of TYPE.
342 * table.h, table.c: Simplify table parser so that it only
343 understands colon delimited lines and code blocks.
344 (table_read): Parse '{' ... '}' as a code block.
345 (table_print_code): New function, print out a code block to file.
346 (main): Add suport for standalone testing.
348 * ld-insn.h, ld-insn.c:
351 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
353 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
354 (print_jump_definition, print_jump, print_jump_internal_function,
355 print_jump_insn, print_jump_until_stop_body): Delete, moved to
358 * igen.c (print_itrace_format): Delete unused variable chp.
359 (gen-engine.h): Include.
361 * table.c (current_file_name, current_line_entry,
362 current_line_entry): Make static.
364 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
366 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
367 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
368 * configure.in: Include simulator common/aclocal.m4.
369 * configure.in: Add --enable-sim-warnings option.
370 * configure: Re-generate.
374 * Makefile.in (tmp-filter): New rule.
375 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
376 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
378 * gen.h, gen.c: New files.
380 * Makefile.in (gen.o, tmp-gen): New rules, update all
383 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
385 * ld-insn.c (load_insn_table): Accept %s as a function type.
387 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
389 * igen.c (print_itrace_prefix): Move printing of insn prefix to
391 (print_itrace_format): Drop printing of MY_NAME in instruction
392 trace. Printing of insn prefix moved.
393 (print_itrace): Ditto.
395 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
397 * gen-icache.c (print_icache_function_header): Pass
398 table_line_entry instead of separate file and line.
400 * table.c (table_entry_read): Set assembler source file/line-nr to
401 the current not initial file.
402 (table_entry_read): Fix line numbering of source files.
404 table.h (table_line_entry): New structure. Exactly specifies a
406 (table_*_entry): Add this to all.
408 table.c (table_entry_print_cpp_line_nr): Change to use values from
409 a table_line_entry struct.
410 (table_entry_read): Save table_line_entry in all structures read.
412 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
413 gen-model.c: Update all references.
415 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
417 * igen.c (print_my_defines): Define MY_NAME - a string. For
418 MY_PREFIX, undefine the name of the function incase some dumb
419 header defined it. it.
420 (print_itrace): Use MY_NAME not MY_PREFIX.
422 * lf.c (lf_write): New function write an N character buffer to the
425 * igen.c (print_itrace): When available, use the assembler to
426 print the insn-trace.
427 (print_itrace_prefix): New function, print first part of call to
429 (print_itrace_format): New function, print fmt argument for
432 * table.c (table_entry_read): Save any assembler lines instead of
435 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
437 * gen-icache.c (print_icache_body): Process immeds.
439 * gen-semantics.c (print_semantic_body): When computing NIA, skip
440 any immed words that follow the instruction word.
442 * ld-insn.c (parse_insn_format): Parse immeds appended to an
445 * igen.c (main): Allow any register to be specified as the zero
447 (semantic_zero_reg): Global, index to zero register.
449 * gen-semantics.c (print_semantic_body): Zero selected register.
451 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
453 * igen.h: Stop options and code gen type bit masks overlaping.
455 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
457 * gen-semantics.c (print_semantic_body): Incorrect test for
460 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
462 * gen-semantics.c (print_semantic_body): Use common sim-engine
465 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
467 * gen-semantics.c (print_semantic_body): Add code to clear r0.
469 * igen.c (main): Add new option zero-r0, which adds code to clear
472 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
474 * igen.c (print_itrace): Fix so line-nr is passed to trace
477 * gen-idecode.c (print_idecode_validate): Correct FP code.
479 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
481 (print_support_function_name): Ditto.
483 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
485 * igen.c (print_itrace): Call trace_one_insn to trace
486 instructions, rather than doing it directly.
488 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
490 * gen-engine.c (engine_switch_leaf): Remove extra %s.
491 (print_engine_floating_point_unavailable): Wrap in #ifdef
492 UNUSED/#endif, until somebody uses it.
494 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
496 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
498 (print_idecode_validate): Use long formats to print long values.
500 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
501 if we get an unexpected type.
503 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
505 * igen.c (print_itrace): Pass SD as well as CPU to calls to
508 * gen-support.c (gen_support_h): Always pass sim_cia cia to
510 (print_support_function_name): Ditto.
512 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
514 * gen-support.c (support_c_function): Remove unnecessary memset of
516 * gen-semantics.c (print_semantic_body): Wasn't closing
519 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
521 * ld-insn.c (load_insn_table): Report instructions that do not
522 have at least a format and name.
523 (insn_table_find_opcode_field): Check progress is being made.
525 * gen-support.c (support_c_function): Report empty function body.
527 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
529 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
531 (insn_table_expand_insns): Allow special rules to apply to groups
532 of instructions when all members of the group match the special
535 * gen-semantics.c (print_c_semantic): Ditto.
536 * igen.c (print_semantic_function_formal): Ditto.
537 (print_semantic_function_type): Ditto.
538 * igen.c (print_icache_function_formal): Ditto.
539 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
541 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
542 instruction_address type.
544 * gen-semantics.c (print_semantic_body): Call cpu_error when an
545 unimplemented instruction is encountered - gives the interpreter
546 the chance to stop correctly.
548 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
550 * igen.c (print_function_name): Allow dot's in instruction names.
552 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
554 * igen.c (main), igen.h: Support new option - delayed-branch -
555 generate code to drive a delayed branch processor.
557 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
559 * igen.c (print_icache_function_formal): Replace address_word with
561 (print_semantic_function_formal): Ditto.
562 (print_semantic_function_type): Ditto.
563 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
565 * gen-semantics.c (print_semantic_body): Ditto.
566 (print_c_semantic): Ditto.
568 * gen-support.c (support_c_function): Return a zeroed CIA instead
569 of just zero - works with any cia type.
571 * igen.c (print_itrace): For delayed branch case, print just the
574 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
576 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
578 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
580 * Makefile.in (INSTALL): Set to @INSTALL@.
581 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
583 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
585 * Makefile.in (INSTALL): Change install.sh to install-sh.
587 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
589 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
590 * gen-idecode.c (gen_idecode_c): Likewise.
591 * igen.c (gen_semantics_c): Likewise.
593 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
595 * gen-icache.c (print_icache_body): No longer define cpu/sd,
596 support.h now defines CPU/SD globally.
598 * gen-model.c (gen_model_h): Ditto.
600 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
602 (print_jump_until_stop_body): Ditto.
603 (print_idecode_validate): Ditto.
605 * gen-icache.c (print_icache_body): Ditto.
607 * gen-semantics.c (print_semantic_body): Ditto.
609 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
611 (print_icache_function_formal): Ditto.
613 * gen-support.c (print_support_function_name): Include sd/cpu arg
614 in support function argument list.
615 (support_c_function): Generate code to cpu/sd from sd/cpu.
616 (gen_support_h): Define _SD the argument prefix for all support
617 functions. Define SD/CPU to determine sd/cpu from value of _SD
620 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
622 * gen-support.c (gen_support_c): Update for renaming of engine to
626 * gen-idecode.c (gen_idecode_c): Ditto.
628 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
630 * ld-decode.c (load_decode_table): Rename slash to reserved.
631 (dump_decode_rule): Ditto.
633 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
634 reserved bit - and a `*' - wild card.
635 (parse_insn_format): Change is_slash to more informative reserved.
636 (dump_insn_field): Ditto.
637 (insn_field_is_constant): Ditto.
638 (insn_table_expand_opcode): Ditto.
640 * gen-idecode.c (print_idecode_validate): Make check_mask and
641 check_val the correct integer size.
642 (print_idecode_validate): Fix reserved bit check for 64 bit
645 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
647 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
648 `/' in bit fields. `/' denotes a wild bit.
650 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
652 * igen.h, igen.c (main): New options. Control generation of
653 conditional issue and slot verification code.
655 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
657 * gen-support.c (print_support_function_name): Prepend the global
658 name prefix when applicable. Provide #define to map the user
659 specified name the generated globaly unique one.
661 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
663 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
664 - reserved bits, floating point and slot validation - with a
665 #ifdef so that they are optional.
667 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
669 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
670 - report the error of a leaf node in the decision tree containing
671 several instructions.
672 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
673 (print_idecode_switch_leaf): Ditto.
675 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
676 print_idecode_invalid): Rename former to latter. Add argument so
677 that one function can generate all invalid instruction cases -
678 illegal, fp-unavailable, wrong-slot.
679 * gen-engine.c: Update.
681 * gen-idecode.c: Use print_idecode_invalid to generate a function
682 call for cases when fp-unavailable and the slot is wrong.
684 * gen-idecode.c (print_idecode_validate): New check, generate code
685 to verify that the instruction slot is correct.
687 * igen.c (main): Simplify options.
689 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
691 * igen.c (print_itrace): Remove source line reference for trace
692 code - let the user see the generated file.
693 (print_itrace): Print the trace code rather than reference a
696 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
698 * igen.c (print_semantic_function_actual): Pass either the
699 processor - smp - or the engine - mono - into semantic functions.
702 * gen-icache.c (print_icache_body): Dependant on smp, derive
703 processor from engine or engine from processor, and hence ensuring
704 that both are defined in all semantic functions.
706 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
708 * ld-insn.c (parse_insn_format): Make the width field optional.
709 If missing assume that the number of characters in the value
710 determines the number of bits in the field.
712 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
714 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
715 more useful error message.
717 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
719 * misc.c (error): Output errors on stderr.
721 * ld-insn.c (parse_insn_format): Skip any leading spaces.
722 Verify the width of instructions being parsed.
724 * table.c (table_entry_read): Parse CPP's convention for
725 specifying original file name/line-nr.
727 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
729 * ld-insn.c (parse_insn_format): Allow trailing spaces in
732 * Makefile.in: Create using ../ppc/Makefile.in as a starting
734 * configure.in: Ditto vis ../ppc/configure.in
736 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
738 * gen-support.c (gen_support_c): Always include engine.h instead
740 * gen-idecode.c (gen_idecode_c): Ditto.
742 * words.h (instruction_word): Remove instruction_word - now
744 (address_word): New. Used by igen.
746 * lf.c (lf_print_function_type_function): New, pass a function to
747 print out the type instead of a constant string.
749 * igen.h, igen.c (print_semantic_function_formal,
750 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
751 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
752 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
753 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
754 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
755 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
756 * gen-idecode.c (print_idecode_table): Update.
757 (idecode_switch_leaf): Update.
758 (print_idecode_switch_function_header): Ditto.
759 (print_idecode_floating_point_unavailable): Ditto.
760 (print_idecode_issue_function_header): Ditto.
761 * igen.c (gen_icache_h): Ditto.
762 * gen-engine.c (print_engine_table): Ditto.
763 (engine_switch_leaf): Ditto.
764 * gen-support.c (print_support_function_name): Ditto.
765 * gen-semantics.c (print_semantic_function_header): Update.
767 * gen-icache.c (print_icache_function_header): Update.
768 (print_icache_function): Update.
769 (print_icache_internal_function_declaration): Update.
770 (print_icache_internal_function_definition): Update.
772 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
773 files, will at some stage need to move it into support.
775 * igen.h, igen.c (main): New option -e <engine> - generate a full
776 simulation engine. Previously this was the -d <idecode-file>
778 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
779 to clean these up so that that call upon the updated gen-idecode
782 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
783 generating a decode table.
785 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
787 * igen.h, igen.c (main): New option -M - Control what is returned
788 by semantic functions - -1/NIA vs CIA+N/NIA. Add
789 generate_semantic_returning_modified_nia_only to igen_code enum.
790 * gen-semantics.c (print_semantic_body): As an alternative, make
791 NIA == -1 instead of CIA+insn_size by default.
793 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
794 New option -P <prefix> - Prepend all generated functions with the
796 (gen_idecode_c): Adjust.
797 * gen-icache.c (print_icache_struct): Ditto.
798 * gen-support.c (gen_support_c): Ditto.
800 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
802 * igen.c (main): Correct usage. Missleading message about ucase
803 options dumping internal tables. -F now includes rather then
804 excludes instructions.
806 * misc.h, misc.c (a2i): Make 64bit.
808 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
809 max to 64bits, expect trouble. Make the default 32 bits.
810 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
811 et.al. macro's to use the insn_bit_size instead of assuming 32
813 * gen-icache.c (print_icache_extraction): Ditto.
814 * gen-idecode.c (idecode_switch_start): Ditto.
815 * gen-idecode.c (gen_idecode_c): Ditto
817 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
818 Indicates that the instruction field of the table is specifying
819 bit widths instead of bit offsets.
820 * ld-insn.c (parse_insn_format): Parse instruction fields
823 * misc.c (a2i): Allow binary numbers to be specified using the
825 * ld-insn.c: Allow such numbers to appear in the instruction
828 * table.c (table_entry_read): Make // a valid comment character.
829 (table_entry_read): Skip lines containing a leading " - these may
830 eventually be used in a disasembler.
832 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
834 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
835 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
836 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
837 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
838 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
839 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
840 from the ../ppc directory.
842 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
843 renaming from filter_filename.[hc]