1 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
3 * gen.h, igen.c (print_include_inline, print_includes,
4 print_includes): New functions. Generate include list. For for
5 semantics et.al. generate CPP code to inline when
8 * igen.c (gen_semantics_c): Call print_includes.
9 * gen-engine.c (gen_engine_c): Ditto.
11 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
13 * igen.h: (struct _igen_name_option): Replace with struct
14 igen_module_option. Contains both module prefix and suffix.
15 (INIT_OPTIONS): Initialize.
17 * igen.c (main): Update -P option to fill in full module info.
18 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
19 gen-support.c): Update.
21 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
23 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
26 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
28 * table.c (table_push): Redo, using stdio. Fixes NT native
29 problem with <CRLF>=><LF> translation...
31 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
33 * gen-engine.c (print_run_body): Re-extract the CIA after
34 processing any events.
36 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
38 * Makefile.in: Get SHELL from configure.
39 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
42 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
44 * igen.c: Pass sim_cia to trace_prefix.
46 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
48 * ld-insn.c (parse_function_record): Check models are valid.
49 (parse_function_record): Only discard function when no model is
52 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
54 * gen-engine.c (print_run_body): Always wrap generated idecode
55 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
57 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
59 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
60 discarded function warning.
62 * igen.c (main): Clarify -Wnodiscard.
64 * ld-insn.c (parse_function_record): For functions, allow use of
65 instruction style function model records
67 * ld-insn.h (nr_function_model_fields): Define.
69 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
71 * igen.c (print_itrace_prefix): Generate call to trace_prefix
72 instead of trace_one_insn.
73 (print_itrace): Generate trace_prefix call if any tracing enabled,
74 (print_itrace): Nest generated call to trace_generic inside
75 conditional for any tracing enabled.
76 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
78 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
80 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
81 * gen-icache.c (print_icache_body): Ditto.
82 * gen-idecode.c (print_idecode_ifetch): Ditto.
84 * gen-icache.c (print_icache_body): Mark successive instruction
87 * ld-insn.c (parse_insn_word): Only report insn-width problems
90 * igen.h: Add flag for warning about invalid instruction widths.
91 * igen.c: Parse -Wwidth option.
93 * gen-support.c (gen_support_h): Map instruction_word onto
94 <PREFIX>_instruction_word when needed.
95 (print_support_function_name): Use support prefix.
96 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
98 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
100 * gen-support.c (gen_support_h): Generate new macro CPU_.
102 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
104 * gen-engine.c (gen_engine_h): Don't assume a model is present.
105 (gen_engine_c): Ditto.
107 * igen.c (gen_run_c): Ditto.
109 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
110 CPU_CIA. Parameterize with CPU argument.
112 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
114 * gen.h (struct _gen_list): Replace processor with model.
116 * igen.c (gen_idecode_h): Update.
117 (gen_run_c): For generated switch, use model->full_name.
119 * gen.c (print_gen_entry_path): Ditto.
121 (gen_entry_expand_insns): Ditto.
122 (make_gen_tables): Ditto.
124 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
125 function sim_engine_run. Pass argument on to engine_run.
127 * gen-engine.c (print_engine_run_function_header): Add extra
128 argument `nr_cpus' to generated function engine_run.
129 (print_run_body): Fix SMP case.
131 * gen-support.c (support_c_function): Call sim_engine_abort when
132 internal function fails to long jump.
134 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
136 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
139 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
141 * gen-semantics.c (print_semantic_body): Fix handling of
142 hardwired zero register.
144 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
146 * igen.h (struct _igen_gen_options): Add member default_model.
148 * igen.c (gen_run_c): Default to the first machine in the
150 (main): Add MODEL parameter to gen-multi-sim option.
152 * gen.h (function_decl_type): Declare enum.
154 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
155 Make global, pass function_decl_type as argument.
156 (gen_engine_h, gen_engine_c): Update call.
158 * gen-idecode.c (print_idecode_issue_function_header),
159 gen-idecode.h: Pass function_decl_type as argument.
161 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
164 * igen.c (gen_run_c): For multi-sim, initialize globals
165 idecode_issue and engine_run.
167 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
169 * ld-insn.c (parse_insn_model_record): Allow multiple model names
170 to be specified in a single instruction model record.
171 (dump_insn_model_entry): Update.
173 * ld-insn.h (struct _insn_model_entry): Replace member name with
174 the filter names. Document syntax change.
176 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
178 * gen-engine.c (print_run_body): Add hooks for adding code before
179 and after an instruction has been issued.
181 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
183 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
184 `#ifdef 0' around this.
186 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
188 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
191 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
193 * ld-insn.h: Document mnemonic string format.
195 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
197 * gen-icache.c (print_icache_extraction): Force result of atol to
200 * ld-insn.c (parse_function_record): Separate handling of old and
201 ney fynction records.
202 (load_insn_table): For %s record, hack function name & type after
205 * filter.h (filter_is_subset): Reverse argument names, wrong
208 * ld-insn.c (load_insn_table): Move include code to.
209 (parse_include_record): New function. Check for filtering of
210 include statement by both flags and models.
211 (load_insn_table): Check for model filtering of cache and model
213 (parse_model_data_record): Check for model & flag filtering of
215 (parse_function_record): Check for model & flag filtering of
218 * ld-insn.h: Define record_filter_models_field. Add filter-models
219 field to all but instruction records.
220 (struct _function_entry, struct _cache_entry): Add models field.
221 (nr_function_fields): Make parm field mandatory.
223 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
225 * igen.c (main): Change -I option to -I<directory>. Add optional
226 size to -Ggen-icache option. Add -Gno-... support.
228 * igen.h (struct _igen_options): Add include field.
230 * ld-insn.c (enum insn_record_type, insn_type_map): Add
232 (load_insn_table): Call table_push when include record.
234 * table.c (struct _open table, struct table): Make table object an
235 indirect ptr to the current table file.
236 (current_line, new_table_entry, next_line): Make file arg type
238 (table_open): Use table_push.
239 (table_read): Point variable file at current table, at eof, pop
242 * table.h, table.c (table_push): New function.
244 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
246 * gen-semantics.c (print_semantic_body): Use CIA not
247 cia.ip. Escape newlines at end of generated call to
250 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
252 * igen.c (print_itrace): Output line-ref to igen source file when
253 generating trace statements.
254 (print_itrace_prefix, print_itrace_format): Escape newline at end
255 of each line of generated call to trace function.
257 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
259 * gen-support.c (gen_support_h): Generate #define NIA. Definition
260 dependant on gen-delayed-branch mode.
262 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
263 closing double quote in mnemonic field.
264 (parse_option_record): Add gen-delayed-branch option.
266 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
268 * gen.c (insn_list_insert): Missing \n in warning.
270 * ld-insn.c (load_insn_table): Only notify of discarded
271 instrctions when warn.discard enabled.
273 * igen.h: Add option.warn.discard, default enabled.
275 * igen.c (main): Add -Wnodiscard option.
277 * ld-insn.c (record_type): For old record type, check the number
278 of fields is correct.
279 (load_insn_table): Allow insn assembler and insn model records to
281 (parse_insn_model_record): Rename from parse_insn_model_records.
282 Parse only one record.
283 (parse_insn_mnemonic_record): Rename from
284 parse_insn_mnemonic_records. Parse only one record.
286 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
288 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
289 illegal zero-sized array.
290 (itable_print_set): likewise, avoid empty initializers.
292 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
294 * configure.in: i386-windows is a cross, so don't expect
295 libiberty to be there.
296 * configure: updated.
298 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
300 * igen.c (print_function_name): Put the format name after the
301 function / instruction name, not before.
302 (print_itrace): Better format trace code.
304 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
306 * gen.c (insns_bit_useless): Don't treat string fields restricted
307 to a range of values as useless.
309 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
311 * igen.c (gen_run_c): Handle non-multi-sim case.
313 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
316 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
318 * gen-semantics.c (print_semantic_body): Trace the instruction
319 after it has been validated.
320 (print_semantic_body): Count the instruction using sim-profile.
322 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
324 * gen-itable.c (gen_itable_h): Collect summary info on instruction
325 table when traversing it.
326 (gen_itable_h): Output an enum defining the max size of each of
327 the itable string members.
329 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
331 * igen.c (gen_run_c): New function. Generate sim_engine_run that
332 looks at the currently selected architecture.
334 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
335 one engine per model.
337 * gen-semantics.c, gen-icache.c gen-support.c:
340 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
341 returns a line at a time. Parse multi-word instructions. Add
344 * table.h, table.c: Simplify. Only parse a single line at a time.
345 ld-insn can handle the rest.
347 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
348 filter_is_common, filter_is_member, filter_next): New filter
350 (dump_filter): Ditto.
352 * gen.h, gen.c: New file. Takes the insn table and turns it into
353 a set of decode tables and semantic functions.
355 * ld-insn.c: Copy generator code from here.
358 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
360 * misc.h (NZALLOC): Allocate an N element array of TYPE.
362 * table.h, table.c: Simplify table parser so that it only
363 understands colon delimited lines and code blocks.
364 (table_read): Parse '{' ... '}' as a code block.
365 (table_print_code): New function, print out a code block to file.
366 (main): Add suport for standalone testing.
368 * ld-insn.h, ld-insn.c:
371 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
373 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
374 (print_jump_definition, print_jump, print_jump_internal_function,
375 print_jump_insn, print_jump_until_stop_body): Delete, moved to
378 * igen.c (print_itrace_format): Delete unused variable chp.
379 (gen-engine.h): Include.
381 * table.c (current_file_name, current_line_entry,
382 current_line_entry): Make static.
384 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
386 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
387 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
388 * configure.in: Include simulator common/aclocal.m4.
389 * configure.in: Add --enable-sim-warnings option.
390 * configure: Re-generate.
394 * Makefile.in (tmp-filter): New rule.
395 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
396 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
398 * gen.h, gen.c: New files.
400 * Makefile.in (gen.o, tmp-gen): New rules, update all
403 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
405 * ld-insn.c (load_insn_table): Accept %s as a function type.
407 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
409 * igen.c (print_itrace_prefix): Move printing of insn prefix to
411 (print_itrace_format): Drop printing of MY_NAME in instruction
412 trace. Printing of insn prefix moved.
413 (print_itrace): Ditto.
415 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
417 * gen-icache.c (print_icache_function_header): Pass
418 table_line_entry instead of separate file and line.
420 * table.c (table_entry_read): Set assembler source file/line-nr to
421 the current not initial file.
422 (table_entry_read): Fix line numbering of source files.
424 table.h (table_line_entry): New structure. Exactly specifies a
426 (table_*_entry): Add this to all.
428 table.c (table_entry_print_cpp_line_nr): Change to use values from
429 a table_line_entry struct.
430 (table_entry_read): Save table_line_entry in all structures read.
432 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
433 gen-model.c: Update all references.
435 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
437 * igen.c (print_my_defines): Define MY_NAME - a string. For
438 MY_PREFIX, undefine the name of the function incase some dumb
439 header defined it. it.
440 (print_itrace): Use MY_NAME not MY_PREFIX.
442 * lf.c (lf_write): New function write an N character buffer to the
445 * igen.c (print_itrace): When available, use the assembler to
446 print the insn-trace.
447 (print_itrace_prefix): New function, print first part of call to
449 (print_itrace_format): New function, print fmt argument for
452 * table.c (table_entry_read): Save any assembler lines instead of
455 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
457 * gen-icache.c (print_icache_body): Process immeds.
459 * gen-semantics.c (print_semantic_body): When computing NIA, skip
460 any immed words that follow the instruction word.
462 * ld-insn.c (parse_insn_format): Parse immeds appended to an
465 * igen.c (main): Allow any register to be specified as the zero
467 (semantic_zero_reg): Global, index to zero register.
469 * gen-semantics.c (print_semantic_body): Zero selected register.
471 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
473 * igen.h: Stop options and code gen type bit masks overlaping.
475 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
477 * gen-semantics.c (print_semantic_body): Incorrect test for
480 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
482 * gen-semantics.c (print_semantic_body): Use common sim-engine
485 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
487 * gen-semantics.c (print_semantic_body): Add code to clear r0.
489 * igen.c (main): Add new option zero-r0, which adds code to clear
492 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
494 * igen.c (print_itrace): Fix so line-nr is passed to trace
497 * gen-idecode.c (print_idecode_validate): Correct FP code.
499 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
501 (print_support_function_name): Ditto.
503 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
505 * igen.c (print_itrace): Call trace_one_insn to trace
506 instructions, rather than doing it directly.
508 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
510 * gen-engine.c (engine_switch_leaf): Remove extra %s.
511 (print_engine_floating_point_unavailable): Wrap in #ifdef
512 UNUSED/#endif, until somebody uses it.
514 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
516 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
518 (print_idecode_validate): Use long formats to print long values.
520 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
521 if we get an unexpected type.
523 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
525 * igen.c (print_itrace): Pass SD as well as CPU to calls to
528 * gen-support.c (gen_support_h): Always pass sim_cia cia to
530 (print_support_function_name): Ditto.
532 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
534 * gen-support.c (support_c_function): Remove unnecessary memset of
536 * gen-semantics.c (print_semantic_body): Wasn't closing
539 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
541 * ld-insn.c (load_insn_table): Report instructions that do not
542 have at least a format and name.
543 (insn_table_find_opcode_field): Check progress is being made.
545 * gen-support.c (support_c_function): Report empty function body.
547 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
549 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
551 (insn_table_expand_insns): Allow special rules to apply to groups
552 of instructions when all members of the group match the special
555 * gen-semantics.c (print_c_semantic): Ditto.
556 * igen.c (print_semantic_function_formal): Ditto.
557 (print_semantic_function_type): Ditto.
558 * igen.c (print_icache_function_formal): Ditto.
559 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
561 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
562 instruction_address type.
564 * gen-semantics.c (print_semantic_body): Call cpu_error when an
565 unimplemented instruction is encountered - gives the interpreter
566 the chance to stop correctly.
568 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
570 * igen.c (print_function_name): Allow dot's in instruction names.
572 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
574 * igen.c (main), igen.h: Support new option - delayed-branch -
575 generate code to drive a delayed branch processor.
577 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
579 * igen.c (print_icache_function_formal): Replace address_word with
581 (print_semantic_function_formal): Ditto.
582 (print_semantic_function_type): Ditto.
583 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
585 * gen-semantics.c (print_semantic_body): Ditto.
586 (print_c_semantic): Ditto.
588 * gen-support.c (support_c_function): Return a zeroed CIA instead
589 of just zero - works with any cia type.
591 * igen.c (print_itrace): For delayed branch case, print just the
594 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
596 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
598 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
600 * Makefile.in (INSTALL): Set to @INSTALL@.
601 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
603 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
605 * Makefile.in (INSTALL): Change install.sh to install-sh.
607 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
609 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
610 * gen-idecode.c (gen_idecode_c): Likewise.
611 * igen.c (gen_semantics_c): Likewise.
613 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
615 * gen-icache.c (print_icache_body): No longer define cpu/sd,
616 support.h now defines CPU/SD globally.
618 * gen-model.c (gen_model_h): Ditto.
620 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
622 (print_jump_until_stop_body): Ditto.
623 (print_idecode_validate): Ditto.
625 * gen-icache.c (print_icache_body): Ditto.
627 * gen-semantics.c (print_semantic_body): Ditto.
629 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
631 (print_icache_function_formal): Ditto.
633 * gen-support.c (print_support_function_name): Include sd/cpu arg
634 in support function argument list.
635 (support_c_function): Generate code to cpu/sd from sd/cpu.
636 (gen_support_h): Define _SD the argument prefix for all support
637 functions. Define SD/CPU to determine sd/cpu from value of _SD
640 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
642 * gen-support.c (gen_support_c): Update for renaming of engine to
646 * gen-idecode.c (gen_idecode_c): Ditto.
648 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
650 * ld-decode.c (load_decode_table): Rename slash to reserved.
651 (dump_decode_rule): Ditto.
653 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
654 reserved bit - and a `*' - wild card.
655 (parse_insn_format): Change is_slash to more informative reserved.
656 (dump_insn_field): Ditto.
657 (insn_field_is_constant): Ditto.
658 (insn_table_expand_opcode): Ditto.
660 * gen-idecode.c (print_idecode_validate): Make check_mask and
661 check_val the correct integer size.
662 (print_idecode_validate): Fix reserved bit check for 64 bit
665 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
667 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
668 `/' in bit fields. `/' denotes a wild bit.
670 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
672 * igen.h, igen.c (main): New options. Control generation of
673 conditional issue and slot verification code.
675 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
677 * gen-support.c (print_support_function_name): Prepend the global
678 name prefix when applicable. Provide #define to map the user
679 specified name the generated globaly unique one.
681 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
683 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
684 - reserved bits, floating point and slot validation - with a
685 #ifdef so that they are optional.
687 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
689 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
690 - report the error of a leaf node in the decision tree containing
691 several instructions.
692 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
693 (print_idecode_switch_leaf): Ditto.
695 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
696 print_idecode_invalid): Rename former to latter. Add argument so
697 that one function can generate all invalid instruction cases -
698 illegal, fp-unavailable, wrong-slot.
699 * gen-engine.c: Update.
701 * gen-idecode.c: Use print_idecode_invalid to generate a function
702 call for cases when fp-unavailable and the slot is wrong.
704 * gen-idecode.c (print_idecode_validate): New check, generate code
705 to verify that the instruction slot is correct.
707 * igen.c (main): Simplify options.
709 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
711 * igen.c (print_itrace): Remove source line reference for trace
712 code - let the user see the generated file.
713 (print_itrace): Print the trace code rather than reference a
716 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
718 * igen.c (print_semantic_function_actual): Pass either the
719 processor - smp - or the engine - mono - into semantic functions.
722 * gen-icache.c (print_icache_body): Dependant on smp, derive
723 processor from engine or engine from processor, and hence ensuring
724 that both are defined in all semantic functions.
726 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
728 * ld-insn.c (parse_insn_format): Make the width field optional.
729 If missing assume that the number of characters in the value
730 determines the number of bits in the field.
732 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
734 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
735 more useful error message.
737 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
739 * misc.c (error): Output errors on stderr.
741 * ld-insn.c (parse_insn_format): Skip any leading spaces.
742 Verify the width of instructions being parsed.
744 * table.c (table_entry_read): Parse CPP's convention for
745 specifying original file name/line-nr.
747 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
749 * ld-insn.c (parse_insn_format): Allow trailing spaces in
752 * Makefile.in: Create using ../ppc/Makefile.in as a starting
754 * configure.in: Ditto vis ../ppc/configure.in
756 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
758 * gen-support.c (gen_support_c): Always include engine.h instead
760 * gen-idecode.c (gen_idecode_c): Ditto.
762 * words.h (instruction_word): Remove instruction_word - now
764 (address_word): New. Used by igen.
766 * lf.c (lf_print_function_type_function): New, pass a function to
767 print out the type instead of a constant string.
769 * igen.h, igen.c (print_semantic_function_formal,
770 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
771 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
772 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
773 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
774 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
775 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
776 * gen-idecode.c (print_idecode_table): Update.
777 (idecode_switch_leaf): Update.
778 (print_idecode_switch_function_header): Ditto.
779 (print_idecode_floating_point_unavailable): Ditto.
780 (print_idecode_issue_function_header): Ditto.
781 * igen.c (gen_icache_h): Ditto.
782 * gen-engine.c (print_engine_table): Ditto.
783 (engine_switch_leaf): Ditto.
784 * gen-support.c (print_support_function_name): Ditto.
785 * gen-semantics.c (print_semantic_function_header): Update.
787 * gen-icache.c (print_icache_function_header): Update.
788 (print_icache_function): Update.
789 (print_icache_internal_function_declaration): Update.
790 (print_icache_internal_function_definition): Update.
792 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
793 files, will at some stage need to move it into support.
795 * igen.h, igen.c (main): New option -e <engine> - generate a full
796 simulation engine. Previously this was the -d <idecode-file>
798 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
799 to clean these up so that that call upon the updated gen-idecode
802 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
803 generating a decode table.
805 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
807 * igen.h, igen.c (main): New option -M - Control what is returned
808 by semantic functions - -1/NIA vs CIA+N/NIA. Add
809 generate_semantic_returning_modified_nia_only to igen_code enum.
810 * gen-semantics.c (print_semantic_body): As an alternative, make
811 NIA == -1 instead of CIA+insn_size by default.
813 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
814 New option -P <prefix> - Prepend all generated functions with the
816 (gen_idecode_c): Adjust.
817 * gen-icache.c (print_icache_struct): Ditto.
818 * gen-support.c (gen_support_c): Ditto.
820 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
822 * igen.c (main): Correct usage. Missleading message about ucase
823 options dumping internal tables. -F now includes rather then
824 excludes instructions.
826 * misc.h, misc.c (a2i): Make 64bit.
828 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
829 max to 64bits, expect trouble. Make the default 32 bits.
830 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
831 et.al. macro's to use the insn_bit_size instead of assuming 32
833 * gen-icache.c (print_icache_extraction): Ditto.
834 * gen-idecode.c (idecode_switch_start): Ditto.
835 * gen-idecode.c (gen_idecode_c): Ditto
837 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
838 Indicates that the instruction field of the table is specifying
839 bit widths instead of bit offsets.
840 * ld-insn.c (parse_insn_format): Parse instruction fields
843 * misc.c (a2i): Allow binary numbers to be specified using the
845 * ld-insn.c: Allow such numbers to appear in the instruction
848 * table.c (table_entry_read): Make // a valid comment character.
849 (table_entry_read): Skip lines containing a leading " - these may
850 eventually be used in a disasembler.
852 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
854 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
855 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
856 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
857 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
858 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
859 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
860 from the ../ppc directory.
862 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
863 renaming from filter_filename.[hc]