1 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
3 * gen-engine.c (gen_engine_h): Don't assume a model is present.
6 * igen.c (gen_run_c): Ditto.
8 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
9 CPU_CIA. Parameterize with CPU argument.
11 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
13 * gen.h (struct _gen_list): Replace processor with model.
15 * igen.c (gen_idecode_h): Update.
16 (gen_run_c): For generated switch, use model->full_name.
18 * gen.c (print_gen_entry_path): Ditto.
20 (gen_entry_expand_insns): Ditto.
21 (make_gen_tables): Ditto.
23 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
24 function sim_engine_run. Pass argument on to engine_run.
26 * gen-engine.c (print_engine_run_function_header): Add extra
27 argument `nr_cpus' to generated function engine_run.
28 (print_run_body): Fix SMP case.
30 * gen-support.c (support_c_function): Call sim_engine_abort when
31 internal function fails to long jump.
33 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
35 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
38 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
40 * gen-semantics.c (print_semantic_body): Fix handling of
41 hardwired zero register.
43 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
45 * igen.h (struct _igen_gen_options): Add member default_model.
47 * igen.c (gen_run_c): Default to the first machine in the
49 (main): Add MODEL parameter to gen-multi-sim option.
51 * gen.h (function_decl_type): Declare enum.
53 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
54 Make global, pass function_decl_type as argument.
55 (gen_engine_h, gen_engine_c): Update call.
57 * gen-idecode.c (print_idecode_issue_function_header),
58 gen-idecode.h: Pass function_decl_type as argument.
60 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
63 * igen.c (gen_run_c): For multi-sim, initialize globals
64 idecode_issue and engine_run.
66 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
68 * ld-insn.c (parse_insn_model_record): Allow multiple model names
69 to be specified in a single instruction model record.
70 (dump_insn_model_entry): Update.
72 * ld-insn.h (struct _insn_model_entry): Replace member name with
73 the filter names. Document syntax change.
75 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
77 * gen-engine.c (print_run_body): Add hooks for adding code before
78 and after an instruction has been issued.
80 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
82 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
83 `#ifdef 0' around this.
85 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
87 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
90 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
92 * ld-insn.h: Document mnemonic string format.
94 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
96 * gen-icache.c (print_icache_extraction): Force result of atol to
99 * ld-insn.c (parse_function_record): Separate handling of old and
100 ney fynction records.
101 (load_insn_table): For %s record, hack function name & type after
104 * filter.h (filter_is_subset): Reverse argument names, wrong
107 * ld-insn.c (load_insn_table): Move include code to.
108 (parse_include_record): New function. Check for filtering of
109 include statement by both flags and models.
110 (load_insn_table): Check for model filtering of cache and model
112 (parse_model_data_record): Check for model & flag filtering of
114 (parse_function_record): Check for model & flag filtering of
117 * ld-insn.h: Define record_filter_models_field. Add filter-models
118 field to all but instruction records.
119 (struct _function_entry, struct _cache_entry): Add models field.
120 (nr_function_fields): Make parm field mandatory.
122 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
124 * igen.c (main): Change -I option to -I<directory>. Add optional
125 size to -Ggen-icache option. Add -Gno-... support.
127 * igen.h (struct _igen_options): Add include field.
129 * ld-insn.c (enum insn_record_type, insn_type_map): Add
131 (load_insn_table): Call table_push when include record.
133 * table.c (struct _open table, struct table): Make table object an
134 indirect ptr to the current table file.
135 (current_line, new_table_entry, next_line): Make file arg type
137 (table_open): Use table_push.
138 (table_read): Point variable file at current table, at eof, pop
141 * table.h, table.c (table_push): New function.
143 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
145 * gen-semantics.c (print_semantic_body): Use CIA not
146 cia.ip. Escape newlines at end of generated call to
149 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
151 * igen.c (print_itrace): Output line-ref to igen source file when
152 generating trace statements.
153 (print_itrace_prefix, print_itrace_format): Escape newline at end
154 of each line of generated call to trace function.
156 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
158 * gen-support.c (gen_support_h): Generate #define NIA. Definition
159 dependant on gen-delayed-branch mode.
161 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
162 closing double quote in mnemonic field.
163 (parse_option_record): Add gen-delayed-branch option.
165 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
167 * gen.c (insn_list_insert): Missing \n in warning.
169 * ld-insn.c (load_insn_table): Only notify of discarded
170 instrctions when warn.discard enabled.
172 * igen.h: Add option.warn.discard, default enabled.
174 * igen.c (main): Add -Wnodiscard option.
176 * ld-insn.c (record_type): For old record type, check the number
177 of fields is correct.
178 (load_insn_table): Allow insn assembler and insn model records to
180 (parse_insn_model_record): Rename from parse_insn_model_records.
181 Parse only one record.
182 (parse_insn_mnemonic_record): Rename from
183 parse_insn_mnemonic_records. Parse only one record.
185 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
187 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
188 illegal zero-sized array.
189 (itable_print_set): likewise, avoid empty initializers.
191 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
193 * configure.in: i386-windows is a cross, so don't expect
194 libiberty to be there.
195 * configure: updated.
197 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
199 * igen.c (print_function_name): Put the format name after the
200 function / instruction name, not before.
201 (print_itrace): Better format trace code.
203 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
205 * gen.c (insns_bit_useless): Don't treat string fields restricted
206 to a range of values as useless.
208 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
210 * igen.c (gen_run_c): Handle non-multi-sim case.
212 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
215 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
217 * gen-semantics.c (print_semantic_body): Trace the instruction
218 after it has been validated.
219 (print_semantic_body): Count the instruction using sim-profile.
221 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
223 * gen-itable.c (gen_itable_h): Collect summary info on instruction
224 table when traversing it.
225 (gen_itable_h): Output an enum defining the max size of each of
226 the itable string members.
228 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
230 * igen.c (gen_run_c): New function. Generate sim_engine_run that
231 looks at the currently selected architecture.
233 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
234 one engine per model.
236 * gen-semantics.c, gen-icache.c gen-support.c:
239 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
240 returns a line at a time. Parse multi-word instructions. Add
243 * table.h, table.c: Simplify. Only parse a single line at a time.
244 ld-insn can handle the rest.
246 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
247 filter_is_common, filter_is_member, filter_next): New filter
249 (dump_filter): Ditto.
251 * gen.h, gen.c: New file. Takes the insn table and turns it into
252 a set of decode tables and semantic functions.
254 * ld-insn.c: Copy generator code from here.
257 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
259 * misc.h (NZALLOC): Allocate an N element array of TYPE.
261 * table.h, table.c: Simplify table parser so that it only
262 understands colon delimited lines and code blocks.
263 (table_read): Parse '{' ... '}' as a code block.
264 (table_print_code): New function, print out a code block to file.
265 (main): Add suport for standalone testing.
267 * ld-insn.h, ld-insn.c:
270 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
272 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
273 (print_jump_definition, print_jump, print_jump_internal_function,
274 print_jump_insn, print_jump_until_stop_body): Delete, moved to
277 * igen.c (print_itrace_format): Delete unused variable chp.
278 (gen-engine.h): Include.
280 * table.c (current_file_name, current_line_entry,
281 current_line_entry): Make static.
283 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
285 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
286 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
287 * configure.in: Include simulator common/aclocal.m4.
288 * configure.in: Add --enable-sim-warnings option.
289 * configure: Re-generate.
293 * Makefile.in (tmp-filter): New rule.
294 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
295 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
297 * gen.h, gen.c: New files.
299 * Makefile.in (gen.o, tmp-gen): New rules, update all
302 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
304 * ld-insn.c (load_insn_table): Accept %s as a function type.
306 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
308 * igen.c (print_itrace_prefix): Move printing of insn prefix to
310 (print_itrace_format): Drop printing of MY_NAME in instruction
311 trace. Printing of insn prefix moved.
312 (print_itrace): Ditto.
314 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
316 * gen-icache.c (print_icache_function_header): Pass
317 table_line_entry instead of separate file and line.
319 * table.c (table_entry_read): Set assembler source file/line-nr to
320 the current not initial file.
321 (table_entry_read): Fix line numbering of source files.
323 table.h (table_line_entry): New structure. Exactly specifies a
325 (table_*_entry): Add this to all.
327 table.c (table_entry_print_cpp_line_nr): Change to use values from
328 a table_line_entry struct.
329 (table_entry_read): Save table_line_entry in all structures read.
331 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
332 gen-model.c: Update all references.
334 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
336 * igen.c (print_my_defines): Define MY_NAME - a string. For
337 MY_PREFIX, undefine the name of the function incase some dumb
338 header defined it. it.
339 (print_itrace): Use MY_NAME not MY_PREFIX.
341 * lf.c (lf_write): New function write an N character buffer to the
344 * igen.c (print_itrace): When available, use the assembler to
345 print the insn-trace.
346 (print_itrace_prefix): New function, print first part of call to
348 (print_itrace_format): New function, print fmt argument for
351 * table.c (table_entry_read): Save any assembler lines instead of
354 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
356 * gen-icache.c (print_icache_body): Process immeds.
358 * gen-semantics.c (print_semantic_body): When computing NIA, skip
359 any immed words that follow the instruction word.
361 * ld-insn.c (parse_insn_format): Parse immeds appended to an
364 * igen.c (main): Allow any register to be specified as the zero
366 (semantic_zero_reg): Global, index to zero register.
368 * gen-semantics.c (print_semantic_body): Zero selected register.
370 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
372 * igen.h: Stop options and code gen type bit masks overlaping.
374 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
376 * gen-semantics.c (print_semantic_body): Incorrect test for
379 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
381 * gen-semantics.c (print_semantic_body): Use common sim-engine
384 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
386 * gen-semantics.c (print_semantic_body): Add code to clear r0.
388 * igen.c (main): Add new option zero-r0, which adds code to clear
391 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
393 * igen.c (print_itrace): Fix so line-nr is passed to trace
396 * gen-idecode.c (print_idecode_validate): Correct FP code.
398 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
400 (print_support_function_name): Ditto.
402 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
404 * igen.c (print_itrace): Call trace_one_insn to trace
405 instructions, rather than doing it directly.
407 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
409 * gen-engine.c (engine_switch_leaf): Remove extra %s.
410 (print_engine_floating_point_unavailable): Wrap in #ifdef
411 UNUSED/#endif, until somebody uses it.
413 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
415 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
417 (print_idecode_validate): Use long formats to print long values.
419 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
420 if we get an unexpected type.
422 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
424 * igen.c (print_itrace): Pass SD as well as CPU to calls to
427 * gen-support.c (gen_support_h): Always pass sim_cia cia to
429 (print_support_function_name): Ditto.
431 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
433 * gen-support.c (support_c_function): Remove unnecessary memset of
435 * gen-semantics.c (print_semantic_body): Wasn't closing
438 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
440 * ld-insn.c (load_insn_table): Report instructions that do not
441 have at least a format and name.
442 (insn_table_find_opcode_field): Check progress is being made.
444 * gen-support.c (support_c_function): Report empty function body.
446 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
448 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
450 (insn_table_expand_insns): Allow special rules to apply to groups
451 of instructions when all members of the group match the special
454 * gen-semantics.c (print_c_semantic): Ditto.
455 * igen.c (print_semantic_function_formal): Ditto.
456 (print_semantic_function_type): Ditto.
457 * igen.c (print_icache_function_formal): Ditto.
458 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
460 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
461 instruction_address type.
463 * gen-semantics.c (print_semantic_body): Call cpu_error when an
464 unimplemented instruction is encountered - gives the interpreter
465 the chance to stop correctly.
467 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
469 * igen.c (print_function_name): Allow dot's in instruction names.
471 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
473 * igen.c (main), igen.h: Support new option - delayed-branch -
474 generate code to drive a delayed branch processor.
476 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
478 * igen.c (print_icache_function_formal): Replace address_word with
480 (print_semantic_function_formal): Ditto.
481 (print_semantic_function_type): Ditto.
482 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
484 * gen-semantics.c (print_semantic_body): Ditto.
485 (print_c_semantic): Ditto.
487 * gen-support.c (support_c_function): Return a zeroed CIA instead
488 of just zero - works with any cia type.
490 * igen.c (print_itrace): For delayed branch case, print just the
493 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
495 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
497 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
499 * Makefile.in (INSTALL): Set to @INSTALL@.
500 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
502 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
504 * Makefile.in (INSTALL): Change install.sh to install-sh.
506 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
508 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
509 * gen-idecode.c (gen_idecode_c): Likewise.
510 * igen.c (gen_semantics_c): Likewise.
512 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
514 * gen-icache.c (print_icache_body): No longer define cpu/sd,
515 support.h now defines CPU/SD globally.
517 * gen-model.c (gen_model_h): Ditto.
519 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
521 (print_jump_until_stop_body): Ditto.
522 (print_idecode_validate): Ditto.
524 * gen-icache.c (print_icache_body): Ditto.
526 * gen-semantics.c (print_semantic_body): Ditto.
528 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
530 (print_icache_function_formal): Ditto.
532 * gen-support.c (print_support_function_name): Include sd/cpu arg
533 in support function argument list.
534 (support_c_function): Generate code to cpu/sd from sd/cpu.
535 (gen_support_h): Define _SD the argument prefix for all support
536 functions. Define SD/CPU to determine sd/cpu from value of _SD
539 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
541 * gen-support.c (gen_support_c): Update for renaming of engine to
545 * gen-idecode.c (gen_idecode_c): Ditto.
547 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
549 * ld-decode.c (load_decode_table): Rename slash to reserved.
550 (dump_decode_rule): Ditto.
552 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
553 reserved bit - and a `*' - wild card.
554 (parse_insn_format): Change is_slash to more informative reserved.
555 (dump_insn_field): Ditto.
556 (insn_field_is_constant): Ditto.
557 (insn_table_expand_opcode): Ditto.
559 * gen-idecode.c (print_idecode_validate): Make check_mask and
560 check_val the correct integer size.
561 (print_idecode_validate): Fix reserved bit check for 64 bit
564 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
566 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
567 `/' in bit fields. `/' denotes a wild bit.
569 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
571 * igen.h, igen.c (main): New options. Control generation of
572 conditional issue and slot verification code.
574 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
576 * gen-support.c (print_support_function_name): Prepend the global
577 name prefix when applicable. Provide #define to map the user
578 specified name the generated globaly unique one.
580 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
582 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
583 - reserved bits, floating point and slot validation - with a
584 #ifdef so that they are optional.
586 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
588 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
589 - report the error of a leaf node in the decision tree containing
590 several instructions.
591 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
592 (print_idecode_switch_leaf): Ditto.
594 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
595 print_idecode_invalid): Rename former to latter. Add argument so
596 that one function can generate all invalid instruction cases -
597 illegal, fp-unavailable, wrong-slot.
598 * gen-engine.c: Update.
600 * gen-idecode.c: Use print_idecode_invalid to generate a function
601 call for cases when fp-unavailable and the slot is wrong.
603 * gen-idecode.c (print_idecode_validate): New check, generate code
604 to verify that the instruction slot is correct.
606 * igen.c (main): Simplify options.
608 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
610 * igen.c (print_itrace): Remove source line reference for trace
611 code - let the user see the generated file.
612 (print_itrace): Print the trace code rather than reference a
615 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
617 * igen.c (print_semantic_function_actual): Pass either the
618 processor - smp - or the engine - mono - into semantic functions.
621 * gen-icache.c (print_icache_body): Dependant on smp, derive
622 processor from engine or engine from processor, and hence ensuring
623 that both are defined in all semantic functions.
625 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
627 * ld-insn.c (parse_insn_format): Make the width field optional.
628 If missing assume that the number of characters in the value
629 determines the number of bits in the field.
631 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
633 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
634 more useful error message.
636 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
638 * misc.c (error): Output errors on stderr.
640 * ld-insn.c (parse_insn_format): Skip any leading spaces.
641 Verify the width of instructions being parsed.
643 * table.c (table_entry_read): Parse CPP's convention for
644 specifying original file name/line-nr.
646 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
648 * ld-insn.c (parse_insn_format): Allow trailing spaces in
651 * Makefile.in: Create using ../ppc/Makefile.in as a starting
653 * configure.in: Ditto vis ../ppc/configure.in
655 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
657 * gen-support.c (gen_support_c): Always include engine.h instead
659 * gen-idecode.c (gen_idecode_c): Ditto.
661 * words.h (instruction_word): Remove instruction_word - now
663 (address_word): New. Used by igen.
665 * lf.c (lf_print_function_type_function): New, pass a function to
666 print out the type instead of a constant string.
668 * igen.h, igen.c (print_semantic_function_formal,
669 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
670 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
671 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
672 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
673 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
674 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
675 * gen-idecode.c (print_idecode_table): Update.
676 (idecode_switch_leaf): Update.
677 (print_idecode_switch_function_header): Ditto.
678 (print_idecode_floating_point_unavailable): Ditto.
679 (print_idecode_issue_function_header): Ditto.
680 * igen.c (gen_icache_h): Ditto.
681 * gen-engine.c (print_engine_table): Ditto.
682 (engine_switch_leaf): Ditto.
683 * gen-support.c (print_support_function_name): Ditto.
684 * gen-semantics.c (print_semantic_function_header): Update.
686 * gen-icache.c (print_icache_function_header): Update.
687 (print_icache_function): Update.
688 (print_icache_internal_function_declaration): Update.
689 (print_icache_internal_function_definition): Update.
691 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
692 files, will at some stage need to move it into support.
694 * igen.h, igen.c (main): New option -e <engine> - generate a full
695 simulation engine. Previously this was the -d <idecode-file>
697 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
698 to clean these up so that that call upon the updated gen-idecode
701 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
702 generating a decode table.
704 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
706 * igen.h, igen.c (main): New option -M - Control what is returned
707 by semantic functions - -1/NIA vs CIA+N/NIA. Add
708 generate_semantic_returning_modified_nia_only to igen_code enum.
709 * gen-semantics.c (print_semantic_body): As an alternative, make
710 NIA == -1 instead of CIA+insn_size by default.
712 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
713 New option -P <prefix> - Prepend all generated functions with the
715 (gen_idecode_c): Adjust.
716 * gen-icache.c (print_icache_struct): Ditto.
717 * gen-support.c (gen_support_c): Ditto.
719 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
721 * igen.c (main): Correct usage. Missleading message about ucase
722 options dumping internal tables. -F now includes rather then
723 excludes instructions.
725 * misc.h, misc.c (a2i): Make 64bit.
727 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
728 max to 64bits, expect trouble. Make the default 32 bits.
729 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
730 et.al. macro's to use the insn_bit_size instead of assuming 32
732 * gen-icache.c (print_icache_extraction): Ditto.
733 * gen-idecode.c (idecode_switch_start): Ditto.
734 * gen-idecode.c (gen_idecode_c): Ditto
736 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
737 Indicates that the instruction field of the table is specifying
738 bit widths instead of bit offsets.
739 * ld-insn.c (parse_insn_format): Parse instruction fields
742 * misc.c (a2i): Allow binary numbers to be specified using the
744 * ld-insn.c: Allow such numbers to appear in the instruction
747 * table.c (table_entry_read): Make // a valid comment character.
748 (table_entry_read): Skip lines containing a leading " - these may
749 eventually be used in a disasembler.
751 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
753 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
754 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
755 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
756 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
757 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
758 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
759 from the ../ppc directory.
761 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
762 renaming from filter_filename.[hc]