1 2015-04-06 Mike Frysinger <vapier@gentoo.org>
3 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
5 2015-04-02 Mike Frysinger <vapier@gentoo.org>
7 * interp.c (lookup_hash): Change SIGILL to GDB_SIGNAL_ILL.
8 (sim_resume): Change SIGBUS/SIGSEGV to GDB_SIGNAL_BUS, SIGILL to
9 GDB_SIGNAL_ILL, and SIGTRAP to GDB_SIGNAL_TRAP.
11 2015-04-01 Mike Frysinger <vapier@gentoo.org>
13 * interp.c (sim_set_profile, sim_set_profile_size): Delete.
15 2015-03-31 Mike Frysinger <vapier@gentoo.org>
17 * Makefile.in (simops.o): New rule.
19 2015-03-30 Mike Frysinger <vapier@gentoo.org>
21 * d10v_sim.h (text, text_start, text_end, prog_bfd): Delete.
22 (SEXT8, SEXT16, SEXT32, MASK32): Undefine.
23 * interp.c: Delete run-sim.h and d10v_sim.h includes. Include
24 sim-main.h and sim-options.h.
25 (myname, sim_kind, init_text_p, prog_bfd_was_opened_p, prog_bfd,
26 text, text_start, text_end, decode_pc, sim_set_profile,
27 sim_set_profile_size, sim_set_trace, sim_set_callbacks,
28 sim_trace, sim_do_command, sim_load): Delete.
29 (INLINE): Delete define.
30 (free_state): New function.
31 (trace_sd): Declare global variable.
32 (sim_open): Rewrite to use new common logic.
33 (sim_close): Delete body.
34 * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
35 (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
36 * sim-main.h: New file.
37 * simops.c: Change d10v_sim.h include to sim-main.h.
38 (trace_input_func): Rewrite pc checks to use trace_sd.
40 2015-03-30 Mike Frysinger <vapier@gentoo.org>
42 * Makefile.in (SIM_EXTRA_CFLAGS): Delete -DNEED_UI_LOOP_HOOK.
43 * interp.c [NEED_UI_LOOP_HOOK] (UI_LOOP_POLL_INTERVAL,
44 ui_loop_hook_counter, deprecated_ui_loop_hook): Delete.
45 (sim_resume) [NEED_UI_LOOP_HOOK]: Delete ui code.
47 2015-03-30 Mike Frysinger <vapier@gentoo.org>
49 * Makefile.in (gencode.o, d10v-opc.o): Add $(WARN_CFLAGS).
50 (gencode): Add $(BUILD_LDFLAGS).
51 * endian.c (get_word, get_longword, get_longlong, write_word,
52 write_longword, write_longlong): Convert old style prototypes.
53 * gencode.c: Include string.h.
54 (main): Convert old style prototype.
55 (write_header): Convert old style prototype and fix printf format.
56 (write_template, write_opcodes): Likewise.
57 (check_opcodes): Mark static void.
58 * interp.c: Include inttypes.h and run-sim.h.
59 (hash, lookup_hash, decode_pc, do_long, do_2_short, do_parallel,
60 add_commas, sim_size, sim_write, sim_read, sim_open, sim_close,
61 sim_set_profile, sim_set_profile_size, sim_stop, +sim_resume,
62 sim_info, sim_set_callbacks, sim_stop_reason, sim_fetch_register,
63 sim_store_register, sim_do_command, sim_load): Convert old style
65 (sim_create_inferior): Fix pointer cast to use uintptr_t.
66 * simops.c (strrchr): Delete prototype.
67 (trace_input_func): Mark name static.
68 (trace_input_func, trace_output_void, trace_output_flag): Convert old style
70 (OP_*): Convert old style prototypes.
72 2015-03-30 Mike Frysinger <vapier@gentoo.org>
74 * Makefile.in (interp.o, simops.o, endian.o, table.o): Delete rules.
75 * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
76 SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT, and
78 * config.in, configure: Regenerate.
79 * interp.c (sim_trace): Define.
81 2015-03-16 Mike Frysinger <vapier@gentoo.org>
83 * config.in, configure: Regenerate.
85 2015-03-14 Mike Frysinger <vapier@gentoo.org>
87 * Makefile.in (SIM_EXTRA_CFLAGS): Add
88 -DSIM_USE_DEPRECATED_RUN_FRONTEND.
89 (SIM_RUN_OBJS): Set to run.o.
91 2015-03-14 Mike Frysinger <vapier@gentoo.org>
93 * configure.ac (AC_CHECK_HEADERS): Delete.
94 * aclocal.m4, configure: Regenerate.
96 2014-08-19 Alan Modra <amodra@gmail.com>
98 * configure: Regenerate.
100 2014-08-15 Roland McGrath <mcgrathr@google.com>
102 * configure: Regenerate.
103 * config.in: Regenerate.
105 2014-03-10 Mike Frysinger <vapier@gentoo.org>
107 * interp.c (sim_do_command): Add const to cmd.
109 2014-03-05 Mike Frysinger <vapier@gentoo.org>
111 * interp.c (sim_load): Add const to prog.
113 2014-03-04 Mike Frysinger <vapier@gentoo.org>
115 * configure: Regenerate.
117 2013-09-23 Alan Modra <amodra@gmail.com>
119 * configure: Regenerate.
121 2013-06-03 Mike Frysinger <vapier@gentoo.org>
123 * aclocal.m4, configure: Regenerate.
125 2013-05-10 Freddie Chopin <freddie_chopin@op.pl>
127 * configure: Rebuild.
129 2012-06-19 Joel Brobecker <brobecker@adacore.com>
131 * interp.c: #include "config.h" instead of "sysdep.h".
132 Add conditional include of string.h or strings.h, as well as
133 conditional include of stdlib.h.
135 2012-06-15 Joel Brobecker <brobecker@adacore.com>
137 * config.in, configure: Regenerate.
139 2012-05-24 Pedro Alves <palves@redhat.com>
143 Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
145 2012-03-24 Mike Frysinger <vapier@gentoo.org>
147 * aclocal.m4, config.in, configure: Regenerate.
149 2011-12-03 Mike Frysinger <vapier@gentoo.org>
151 * aclocal.m4: New file.
152 * configure: Regenerate.
154 2011-10-17 Mike Frysinger <vapier@gentoo.org>
156 * configure.ac: Change include to common/acinclude.m4.
158 2011-10-17 Mike Frysinger <vapier@gentoo.org>
160 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
161 call. Replace common.m4 include with SIM_AC_COMMON.
162 * configure: Regenerate.
164 2010-04-14 Mike Frysinger <vapier@gentoo.org>
166 * interp.c (sim_write): Add const to buffer arg.
168 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
170 * configure: Regenerate.
172 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
174 * config.in: Regenerate.
175 * configure: Likewise.
177 * configure: Regenerate.
179 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
181 * configure: Regenerate to track ../common/common.m4 changes.
184 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
185 Daniel Jacobowitz <dan@codesourcery.com>
186 Joseph Myers <joseph@codesourcery.com>
188 * configure: Regenerate.
190 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
192 * acconfig.h: Remove.
193 * config.in: Regenerate.
195 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
197 * configure: Regenerated.
199 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
201 * configure: Regenerated.
203 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
205 * configure: Regenerated.
207 2006-04-18 Nick Clifton <nickc@redhat.com>
209 * interp.c (sim_stop_reason): Fix typo.
211 2005-11-28 Mark Mitchell <mark@codesourcery.com>
213 * interp.c (gdb/signals.h): Include it.
214 (sim_stop_reason): Use TARGET_SIGNAL_*.
216 2005-03-23 Mark Kettenis <kettenis@gnu.org>
218 * configure: Regenerate.
220 2005-01-14 Andrew Cagney <cagney@gnu.org>
222 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
223 explicit call to AC_CONFIG_HEADER.
224 * configure: Regenerate.
226 2005-01-12 Andrew Cagney <cagney@gnu.org>
228 * configure.ac: Update to use ../common/common.m4.
229 * configure: Re-generate.
231 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
233 * configure: Regenerated to track ../common/aclocal.m4 changes.
235 2005-01-07 Andrew Cagney <cagney@gnu.org>
237 * configure.ac: Rename configure.in, require autoconf 2.59.
238 * configure: Re-generate.
240 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
242 * configure: Regenerate for ../common/aclocal.m4 update.
244 2004-06-28 Andrew Cagney <cagney@gnu.org>
246 * interp.c (sim_resume): Rename ui_loop_hook to
247 deprecated_ui_loop_hook.
249 2003-10-30 Andrew Cagney <cagney@redhat.com>
251 * simops.c: Replace "struct symbol_cache_entry" with "struct
254 2003-06-22 Andrew Cagney <cagney@redhat.com>
256 * interp.c (xfer_mem): Simplify. Only do a single partial
257 transfer. Problem reported by Tom Rix.
259 2003-05-07 Andrew Cagney <cagney@redhat.com>
261 * interp.c (sim_d10v_translate_addr): Add "regcache" parameter.
262 (sim_d10v_translate_imap_addr): Ditto.
263 (sim_d10v_translate_dmap_addr): Ditto.
264 (xfer_mem): Pass NULL regcache to sim_d10v_translate_addr.
265 (dmem_addr): Pass NULL regcache to sim_d10v_translate_dmap_addr.
266 (dmap_register, imap_register): Add "regcache" parameter.
267 (imem_addr): Pass NULL regcache to sim_d10v_translate_imap_addr.
268 (sim_fetch_register): Pass NULL regcache to imap_register and
271 2003-02-27 Andrew Cagney <cagney@redhat.com>
273 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
275 2002-11-13 Andrew Cagney <cagney@redhat.com>
277 * simops.c: Include <string.h>.
279 2002-06-17 Andrew Cagney <cagney@redhat.com>
281 * d10v_sim.h (SET_PSW_BIT): Add cast to avoid inverting an enum.
283 2002-06-16 Andrew Cagney <ac131313@redhat.com>
285 * configure: Regenerated to track ../common/aclocal.m4 changes.
287 2002-06-13 Tom Rix <trix@redhat.com>
289 * interp.c (xfer_mem): Fix transfers across multiple segments.
291 2002-06-09 Andrew Cagney <cagney@redhat.com>
293 * Makefile.in (INCLUDE): Update path to callback.h.
294 * gencode.c: Do not include "callback.h".
295 * d10v_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
298 2002-06-08 Andrew Cagney <cagney@redhat.com>
300 * interp.c (sim_fetch_register): Fix name of enum used in cast.
301 (sim_store_register): Ditto.
303 2002-06-02 Elena Zannoni <ezannoni@redhat.com>
305 From Jason Eckhardt <jle@redhat.com>
306 * d10v_sim.h (INC_ADDR): Correctly handle the case where MOD_E is
307 less than MOD_S (post-decrement).
309 2002-06-01 Andrew Cagney <ac131313@redhat.com>
311 * interp.c (sim_fetch_register, sim_store_register): Use a switch
312 statement and enums from "sim-d10v.h".
314 2002-05-28 Elena Zannoni <ezannoni@redhat.com>
316 * interp.c (sim_create_inferior): Add comment.
318 From Alan Matsuoka <alanm@redhat.com>:
319 From 2001-04-27 Jason Eckhardt <jle@cygnus.com>:
320 * simops.c (OP_4400): Output "mvf0f" instead of "mf0f".
321 (OP_4401): Output "mvf0t" instead of "mf0t".
322 (OP_460B): Do not output a flag register.
323 (OP_4609): Do not output a flag register.
325 2002-05-23 Andrew Cagney <ac131313@redhat.com>
327 * Makefile.in (INCLUDE): Add "gdb/sim-d10v.h".
328 * interp.c: Include "gdb/sim-d10v.h" instead of "sim-d10v.h".
330 2001-08-01 John R. Moore <jmoore@redhat.com>
332 * interp.c (sim_create_inferior): Removed a hack that stated
333 it was setting r0/r1 with argc/argv.
335 2001-04-15 J.T. Conklin <jtc@redback.com>
337 * Makefile.in (simops.o): Add simops.h to dependency list.
339 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
341 * configure: Regenerated to track ../common/aclocal.m4 changes.
343 Tue Apr 18 16:26:41 2000 Andrew Cagney <cagney@b1.cygnus.com>
345 * interp.c (sim_resume): Deliver SIGILL.
346 (lookup_hash): Do not print SIGILL message.
348 Tue Feb 22 18:24:56 2000 Andrew Cagney <cagney@b1.cygnus.com>
350 * Makefile.in (SIM_EXTRA_CFLAGS): Define SIM_HAVE_ENVIRONMENT.
351 * interp.c (sim_set_trace): Replace sim_trace. Enable tracing.
353 Tue Feb 8 17:41:12 2000 Andrew Cagney <cagney@b1.cygnus.com>
355 * d10v_sim.h (SIG_D10V_BUS): Define.
357 * simops.c (address_exception): Delete function.
358 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
359 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
360 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
361 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): Replace call to
362 address_exception with code that sets SIG_D10V_BUS.
364 * interp.c (sim_resume): When SIGBUS or SIGSEGV, deliver a bus
365 error to the simulator before resuming execution.
366 (sim_trace): Check stop reason and use that to determine sim_trace
368 (sim_stop_reason): For SIG_D10V_BUS return a SIGBUS / SIGSEGV
371 Tue Jan 18 16:07:42 MST 2000 Diego Novillo <dnovillo@cygnus.com>
373 * interp.c (sim_create_inferior): Change internal initial value for
376 Mon Jan 3 02:06:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
378 * interp.c (lookup_hash): Stop the update of the PC when there was
379 an illegal instruction exception.
381 Mon Jan 3 00:14:33 2000 Andrew Cagney <cagney@b1.cygnus.com>
383 * simops.c (address_exception): New function.
384 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
385 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
386 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
387 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): For "ld", "ld2w", "st"
388 and "st2w" check that the address is aligned.
390 1999-12-30 Chandra Chavva <cchavva@cygnus.com>
392 * d10v_sim.h (INC_ADDR): Added code to assign
393 proper address for loads with predec operations.
395 1999-11-25 Nick Clifton <nickc@cygnus.com>
397 * simops.c (OP_4E0F): New function: Simulate new bit pattern for
400 Fri Oct 29 18:34:28 1999 Andrew Cagney <cagney@b1.cygnus.com>
402 * simops.c (move_to_cr): Don't allow user to set PSW.DM in either
405 Thu Oct 28 01:26:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
407 * simops.c (OP_5F20): Use SET_HW_PSW when updating PSW.
408 (PSW_HW_MASK): Declare.
410 * d10v_sim.h (move_to_cr): Add ``psw_hw_p'' parameter.
411 (SET_CREG, SET_PSW_BIT): Update.
412 (SET_HW_CREG, SET_HW_PSW): Define.
414 Sun Oct 24 21:38:04 1999 Andrew Cagney <cagney@b1.cygnus.com>
416 * interp.c (sim_d10v_translate_dmap_addr): Fix extraction of IOSP
419 Sun Oct 24 16:04:16 1999 Andrew Cagney <cagney@b1.cygnus.com>
421 * interp.c (sim_d10v_translate_addr): New function.
422 (xfer_mem): Rewrite. Use sim_d10v_translate_addr.
423 (map_memory): Make INLINE.
425 Sun Oct 24 13:45:19 1999 Andrew Cagney <cagney@b1.cygnus.com>
427 * interp.c (sim_d10v_translate_dmap_addr): New function.
428 (dmem_addr): Rewrite. Use sim_d10v_translate_dmap_addr. Change
429 offset parameter to type uint16.
430 * d10v_sim.h (dmem_addr): Update declaration.
432 Sun Oct 24 13:07:31 1999 Andrew Cagney <cagney@b1.cygnus.com>
434 * interp.c (imap_register, set_imap_register, dmap_register,
435 set_imap_register): Use map_memory.
437 (sim_create_inferior): Initialize all DMAP registers. NOTE that
438 DMAP2, in internal memory mode, is set to 0x0000 and NOT
439 0x2000. This is consistent with the older d10v boards.
441 Sun Oct 24 11:22:12 1999 Andrew Cagney <cagney@b1.cygnus.com>
443 * interp.c (sim_d10v_translate_imap_addr): New function.
444 (imem_addr): Rewrite. Use sim_d10v_translate_imap_addr.
445 (last_from, last_to): Declare.
447 Sun Oct 24 01:21:56 1999 Andrew Cagney <cagney@b1.cygnus.com>
449 * d10v_sim.h (struct d10v_memory): Define. Support very long
451 (struct _state): Replace imem, dmem and umem by mem.
452 (IMAP_BLOCK_SIZE, DMAP_BLOCK_SIZE, SEGMENT_SIZE, IMEM_SEGMENTS,
453 DMEM_SEGMENTS, UMEM_SEGMENTS): Define.
455 * interp.c (map_memory): New function.
456 (sim_size, xfer_memory, imem_addr, dmem_addr): Update.
457 (UMEM_SEGMENTS): Moveed to "d10v_sim.h".
458 (IMEM_SIZEDMEM_SIZE): Delete.
460 Sat Oct 23 20:06:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
462 * interp.c: Include "sim-d10v.h".
463 (imap_register, set_imap_register, dmap_register,
464 set_dmap_register, spi_register, spu_register, set_spi_register,
465 set_spu_register): New functions.
466 (sim_create_inferior): Update.
467 (sim_fetch_register, sim_store_register): Rewrite. Use enums
468 defined in sim-d10v.h.
470 * d10v_sim.h (DEBUG_MEMORY): Define.
471 (IMAP0, IMAP1, DMAP, SET_IMAP0, SET_IMAP1, SET_DMAP): Delete.
473 Sat Oct 23 18:41:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
475 * interp.c (sim_open): Allow a debug value to be passed to the -t
477 (lookup_hash): Don't exit on an illegal instruction.
478 (do_long, do_2_short, do_parallel): Check for failed instruction
481 Mon Oct 18 18:03:24 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
483 * simops.c (OP_3220): Fix trace output for illegal accumulator
486 1999-09-14 Nick Clifton <nickc@cygnus.com>
488 * simops.c: Disable setting of DM bit in PSW.
490 Wed Sep 8 19:34:55 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
492 * simops.c (op_types): Added new memory indirect type OP_MEMREF3.
493 (trace_input_func): Added support for OP_MEMREF3.
494 (OP_32010000): New instruction ld.
495 (OP_33010000): New instruction ld2w.
496 (OP_5209): New instruction sac.
497 (OP_4209): New instruction sachi.
498 (OP_3220): New instruction slae.
499 (OP_36010000): New instruction st.
500 (OP_37010000): New instruction st2w.
502 1999-09-09 Stan Shebs <shebs@andros.cygnus.com>
504 * interp.c (old_segment_mapping): New global.
505 (xfer_mem): Change the default segment mapping to be the way
506 that Mitsubishi prefers, but use the previous mapping if
507 old_segment_mapping is true.
508 (sim_open): Add an option -oldseg to get the old mapping.
509 (sim_create_inferior): Init mapping registers based on the
510 value of old_segment_mapping.
512 1999-09-07 Nick Clifton <nickc@cygnus.com>
514 * simops.c (OP_6601): Do not write back decremented address if
515 either of the destination registers was the same as the address
517 (OP_6201): Do not write back incremented address if either of the
518 destination registers was the same as the address register.
520 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
522 * configure: Regenerated to track ../common/aclocal.m4 changes.
524 1999-05-08 Felix Lee <flee@cygnus.com>
526 * configure: Regenerated to track ../common/aclocal.m4 changes.
528 1999-04-02 Keith Seitz <keiths@cygnus.com>
530 * interp.c (ui_loop_hook_counter): New global (when NEED_UI_LOOP_HOOK
532 (sim_resume): If the counter has expired, call the ui_loop_hook,
534 (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the frequency of
536 * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
538 Wed Mar 10 19:32:13 1999 Nick Clifton <nickc@cygnus.com>
540 * simops.c: If load instruction with auto increment/decrement
541 addressing is used when the destination register is the same as
542 the address register, then ignore the auto increment/decrement.
544 Wed Mar 10 19:32:13 1999 Martin M. Hunt <hunt@cygnus.com>
546 * simops.c (OP_5F00): Ifdef SYS_stat case because
547 not all systems have it defined.
549 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
551 * simops.c (OP_5607): Correct saturation comparison/assignment.
552 (OP_1201, OP_1203, OP_17001200, OP_17001202,
553 OP_2A00, OP_2800, OP_2C00, OP_3200, OP_3201,
554 OP_1001, OP_1003, OP_17001000, OP_17001002): Ditto.
556 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
558 * simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
564 1999-01-13 Jason Molenda (jsm@bugshack.cygnus.com)
566 * simops.c (OP_1223): Sign extend MIN32 and MAX32 before saturation
569 Tue Nov 24 17:04:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
571 * simops.c (sys/syscall.h): Include targ-vals.h instead.
572 (SYS_*): Replace with TARGET_SYS_*.
574 * Makefile.in: Add dependency on targ-vals.h.
575 (NL_TARGET): Define as NL_TARGET_d10v.
577 Wed Sep 30 00:06:32 1998 Andrew Cagney <cagney@amy.cygnus.com>
579 * interp.c (xfer_mem): Missing break, instruction memory case
580 flowed into unified memory case.
582 Wed Sep 30 10:14:18 1998 Nick Clifton <nickc@cygnus.com>
584 * simops.c: If load instruction with auto increment/decrement
585 addressing is used when the destination register is the same as
586 the address register, then ignore the auto increment/decrement.
588 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
590 * configure: Regenerated to track ../common/aclocal.m4 changes.
592 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
594 * configure: Regenerated to track ../common/aclocal.m4 changes.
597 Sun Apr 26 15:20:23 1998 Tom Tromey <tromey@cygnus.com>
599 * acconfig.h: New file.
600 * configure.in: Reverted change of Apr 24; use sinclude again.
602 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
604 * configure: Regenerated to track ../common/aclocal.m4 changes.
607 Fri Apr 24 11:20:06 1998 Tom Tromey <tromey@cygnus.com>
609 * configure.in: Don't call sinclude.
611 Fri Apr 24 11:04:46 1998 Andrew Cagney <cagney@chook.cygnus.com>
613 * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
615 * d10v_sim.h (remote-sim.h, sim-config.h): Include.
617 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
619 * configure: Regenerated to track ../common/aclocal.m4 changes.
621 Wed Apr 1 12:59:17 1998 Andrew Cagney <cagney@b1.cygnus.com>
623 * simops.c (trace_input_func): Use move_from_cr / CREGS to obtain
625 (OP_OP_1000000, add3): Trace inputs before performing add.
626 (OP_5F00, <*>): Trace input registers before making system call.
627 (OP_5F00, <kill>): Trace R0, R1 not REGn.
628 (OP_5F00, <getpid>): Always return 47.
630 * d10v_sim.h (SLOT, SLOT_NR, SLOT_PEND_MASK, SLOT_PEND,
631 SLOT_DISCARD, SLOT_FLUSH): Define. An implementation of write
633 (struct _state): Add struct slot slot to global state variable.
634 (struct _state): Delete fields SM, EA, DB, DM, IE, RP, MD, FX, ST,
635 F0, F1, C from global State variable.
636 (struct _state): Add struct trace to global State variable.
637 (GPR, SET_GPR): Define. SET_GPR uses SLOT_PEND.
638 (PSW*, SET_PSW*): Define. SET_PSW* uses SET_CREG.
639 (CREG, SET_CREG, SET_*): Define. SET_CREG uses func move_to_cr.
640 (INC_ADDR): Re-implement. Use SET_GPR to update registers.
641 (JMP): Re-implement. Use SET_* to update registers.
643 * interp.c: Use new SET_* et.al. macros to fetch / store
645 (get_operands): Squirrel away trace values at start of each
647 (do_2_short): Flush pending writes before issuing second
649 (sim_resume): Flush pending writes at end of instruction cycle.
650 (sim_fetch_register, sim_store_register, sim_create_inferior):
651 After scheduling updates to registers using SET_*, flush updates.
652 (sim_resume): Re-order handling of RPT/repeat and IBA/hbreak so
653 that each sets pc using SET_* and last SET_* eventually winds out.
655 * simops.c: Use new SET_* et.al. macros to fetch / store
657 (move_to_cr): Add MASK argument for selective update of CREG bits.
658 Re-implement using new SET_* macros.
659 (trace_output_func, trace_output): Delete. Replace with.
660 (do_trace_output_flush, trace_output_finish, trace_output_40,
661 trace_output_32, trace_output_16, trace_output_void,
662 trace_output_flag): New functions. Handle specific trace cases.
663 (OP_*): Re-write tracing to use new trace_output_* functions.
664 (OP_*): Re-write to use new SET_* et.al. macros.
665 (FUNC, PARM[1-4], RETVAL, RETVAL32): Redo definition.
666 (RETVAL_HIGH, RETVAL_LOW): Delete, use RETVAL32.
668 Wed Apr 1 12:55:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
670 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
671 configure: Re-generate.
673 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
675 * configure: Regenerated to track ../common/aclocal.m4 changes.
677 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
679 * configure: Regenerated to track ../common/aclocal.m4 changes.
681 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
683 * configure: Regenerated to track ../common/aclocal.m4 changes.
685 Tue Feb 17 12:38:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
687 * interp.c (sim_store_register, sim_fetch_register): Pass in
688 length parameter. Return -1.
690 Mon Oct 27 14:43:33 1997 Fred Fish <fnf@cygnus.com>
692 * (dmem_addr): If address is illegal or in I/O space, signal a bus
693 error. Allocate unified memory on demand. Fix DMEM address
696 Mon Feb 16 10:27:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
698 * simops.c (OP_5F20): Implement "dbt".
699 (OP_5F60): Implement "rtd".
701 * d10v_sim.h (DPC_CR): Define enum.
702 (DBT_VECTOR_START): Define
705 Fri Feb 13 15:15:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
707 * simops.c (move_to_cr): Sync regs[SP_IDX] with State.sp according
710 * d10v_sim.h (struct _state): Add sp, as holding area for SPI/SPU.
713 Wed Feb 11 16:53:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
715 * simops.c (OP_5F00): Call error instead of abort for unknown
718 * d10v_sim.h (enum): Define DPSW_CR.
720 * simops.c (move_to_cr): Mask out hardwired zero bits in DPSW.
722 Tue Feb 10 18:28:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
724 * interp.c (sim_write_phys): Delete.
725 (sim_load): Call sim_load_file with sim_write and LMA.
727 Mon Feb 9 12:05:01 1998 Andrew Cagney <cagney@b1.cygnus.com>
729 * interp.c: Rewrite xfer_mem so that it translates addresses as -
730 0x00... - DMAP translated memory, 0x01... IMAP translated memory,
731 0x10... - on-chip data, 0x11... - on-chip insn, 0x12... - unified
734 (imem_addr): New function - translate IMEM address.
735 (sim_resume): Use imem_addr to translate insn address, abort if
737 (sim_create_inferior): Write ARGV to memory using sim_write. Pass
738 argc/argv using r0/r1 not r2/r3.
739 (sim_size): Do not initialize IMAP/DMAP here.
740 (sim_open): Call sim_create_inferior and sim_size to initialize
742 (sim_create_inferior): Initialize IMAP/DMAP to hardware reset
744 (init_system): Delete.
745 (xfer_mem, sim_fetch_register, sim_store_register): Do not call
747 (decode_pc): Check prog_bfd is defined before looking up .text
750 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
752 * configure: Regenerated to track ../common/aclocal.m4 changes.
754 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
756 * configure: Regenerated to track ../common/aclocal.m4 changes.
758 Sun Jan 25 22:23:01 1998 Michael Meissner <meissner@cygnus.com>
760 * interp.c (sim_stop_reason): Exit status is now in r0, not r2.
762 Sat Jan 24 19:00:30 1998 Michael Meissner <meissner@cygnus.com>
764 * d10v_sim.h (DEBUG_TRAP): New debug flag.
766 * simops.c (OP_5F00): If DEBUG_TRAP is on, turn traps 0-14 into
767 printing the registers.
769 Thu Jan 22 17:54:01 1998 Michael Meissner <meissner@cygnus.com>
771 * simops.c (op_types): New ABI, args are r0..r3, system call # is
773 (trace_{in,out}put_func): Ditto.
775 (OP_24800000): Ditto.
779 Thu Jan 22 14:30:36 1998 Fred Fish <fnf@cygnus.com>
781 * interp.c (UMEM_SEGMENTS): New define, set to 128.
782 (sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
783 (sim_close): Reset prog_bfd to NULL after closing it. Also
784 reset prog_bfd_was_opened_p after closing prog_bfd.
785 (sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
786 (sim_create_inferior): Get start address from abfd not prog_bfd.
787 (xfer_mem): Do bounds checking on addresses and return zero length
788 read/write on bad addresses, rather than aborting. Prepare to
789 be able to handle xfers that cross segment boundaries, but not
790 yet implemented. Only emit debug message when d10v_debug is
791 set as well as DEBUG being defined.
793 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
795 * configure: Regenerated to track ../common/aclocal.m4 changes.
797 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
799 * configure: Regenerated to track ../common/aclocal.m4 changes.
802 Tue Dec 9 10:28:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
804 * d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
805 (BPSW): Ditto for BPSW_CR and not PSW_CR.
807 * simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
809 Mon Dec 8 12:58:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
811 * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
812 reserved trap from 0 to 15. Add trap emulation code for 0-14.
814 * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
817 * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
818 SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
820 * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
822 (OP_5F00): For "trap", update BPSW with move_to_cr.
824 Fri Dec 5 15:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
826 * d10v_sim.h (enum): Enumerate CR register names.
827 (enum): Enumerate PSW bit values.
828 (PSW): Obtain value uing move_from_cr.
829 (MOD_S, MOD_E, BPSW): Make r-values.
830 (move_from_cr, move_to_cr): Declare functions.
832 * interp.c (sim_fetch_register, sim_store_register): Use
833 move_from_cr and move_to_cr for CR register transfers.
835 * simops.c (move_from_cr, move_to_cr): New functions.
836 (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
837 (OP_5600): For "mvtc", use function move_to_cr.
838 (OP_5200): For "mvfc", use function move_from_cr.
840 Fri Dec 5 13:33:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
842 * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
845 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
847 * configure: Regenerated to track ../common/aclocal.m4 changes.
849 Thu Dec 4 16:51:02 1997 Andrew Cagney <cagney@b1.cygnus.com>
851 * d10v_sim.h (struct _state): Add DM - PSW debug mask.
853 * simops.c (OP_5600): For "mvtc", save PSW.DM.
854 (OP_5200): Ditto for "mvfc".
856 Wed Dec 3 17:27:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
858 * d10v_sim.h (SEXT56): Define.
860 * simops.c (OP_4201): For "rac", sign extend 56 bit value before
863 * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
866 Tue Dec 2 15:38:34 1997 Fred Fish <fnf@cygnus.com>
868 * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
869 RIGHT_FIRST, as appropriate, instead of hardcoded ints that
870 don't match enum values.
872 Tue Dec 2 15:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
874 * simops.c (OP_3A00): For "macu", perform multiply stage using 32
875 bit rather than 16 bit precision.
876 (OP_3C00): For "mulxu", store unsigned product in ACC.
877 (OP_3800): For "msbu", subtract unsigned product from ACC,
878 (OP_0): For "sub", compute carry by comparing inputs.
880 Tue Dec 2 11:04:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
882 * simops.c (OP_1000): For "sub2w", compute carry by comparing
885 Mon Nov 17 20:57:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
887 * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
888 carry indicated by value > 0xffff.
890 Fri Nov 14 12:51:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
892 * interp.c (sim_resume): Don't set up SIGINT handler using signal,
894 (sim_resume): Fix race condition of a direct assignment to
895 stop_simulator, conditionally call sim_stop.
896 (sim_stop_reason): Check stop_simulator returning SIGINT. Clear
897 stop_simulator ready for next sim_resume call.
898 (sim_ctrl_c): Delete function.
900 Thu Nov 13 19:29:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
902 * interp.c (sim_resume): For "REP", only check/update the PC when
903 a branch instruction has not been executed.
905 Mon Nov 10 17:50:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
907 * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC. Sign
908 extend bit 44 all constants.
909 (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
911 Fri Oct 24 10:26:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
913 * d10v_sim.h: Include sim-types.h.
914 (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
915 using unsigned8 et.al. from sim-types.h.
916 (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
919 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
921 * interp.c (sim_write_phys): New function, write to physical
922 instead of virtual memory.
924 * interp.c (sim_load): Pass lma_p and sim_write_phys to
927 Mon Oct 13 10:55:07 1997 Fred Fish <cygnus.com>
929 * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
930 exception generation code to OP_6E01.
931 (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
934 Sat Oct 11 09:02:08 1997 Fred Fish <fnf@cygnus.com>
936 * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
939 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
941 * configure: Regenerated to track ../common/aclocal.m4 changes.
943 Sat Sep 27 12:51:34 1997 Fred Fish <fnf@cygnus.com>
945 * interp.c (pc_addr): Discard upper bit(s) of PC in case
946 IMAP1 selects unified memory.
947 * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
950 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
952 * configure: Regenerated to track ../common/aclocal.m4 changes.
954 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
956 * configure: Regenerated to track ../common/aclocal.m4 changes.
958 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
960 * configure: Regenerated to track ../common/aclocal.m4 changes.
962 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
964 * configure: Regenerated to track ../common/aclocal.m4 changes.
966 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
968 * configure: Regenerated to track ../common/aclocal.m4 changes.
970 Wed Sep 10 22:30:24 1997 Martin M. Hunt <hunt@cygnus.com>
972 * interp.c (sim_resume): Increment PC at end of rep
975 * simops.c (OP_4201): Fix rachi instruction.
977 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
979 * configure: Regenerated to track ../common/aclocal.m4 changes.
981 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
983 * configure: Regenerated to track ../common/aclocal.m4 changes.
986 Tue Aug 26 10:37:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
988 * interp.c (sim_kill): Delete.
989 (sim_create_inferior): Add ABFD argument.
990 (sim_load): Move setting of PC from here.
991 (sim_create_inferior): To here.
992 (start_address): Delete variable.
994 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
996 * configure: Regenerated to track ../common/aclocal.m4 changes.
999 Mon Aug 25 15:39:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
1001 * interp.c (sim_open): Add ABFD argument.
1003 Tue May 20 10:14:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
1005 * interp.c (sim_open): Add callback argument.
1006 (sim_set_callbacks): Remove SIM_DESC argument.
1008 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
1010 * configure: Regenerated to track ../common/aclocal.m4 changes.
1012 Tue Apr 22 10:29:23 1997 Doug Evans <dje@canuck.cygnus.com>
1014 * interp.c (sim_open): Undo patch to add -E support.
1016 Fri Apr 18 13:39:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
1018 * interp.c (sim_stop): New function.
1020 Thu Apr 17 02:42:00 1997 Doug Evans <dje@canuck.cygnus.com>
1022 * Makefile.in (SIM_OBJS): Add sim-load.o.
1023 * d10v_sim.h (exec_bfd): Rename to prog_bfd.
1024 * interp.c: #include bfd.h.
1025 (myname, sim_kind, start_address): New static locals.
1026 (prog_bfd_was_opened_p, prog_bfd): New static locals.
1027 (decode_pc): Update to use prog_bfd.
1028 (sim_open): Set sim_kind, myname. Ignore -E arg.
1029 (sim_close): Close prog_bfd if simulator opened it.
1030 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
1031 (sim_load): Return SIM_RC. New arg abfd. Set start address from bfd.
1032 Call sim_load_file to load file into simulator.
1033 * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
1035 Wed Apr 16 16:12:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
1037 * simops.c (OP_5F00): Only provide system calls SYS_execv,
1038 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
1040 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1042 * configure: Regenerated to track ../common/aclocal.m4 changes.
1045 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
1047 * interp.c (sim_open): New arg `kind'.
1049 * configure: Regenerated to track ../common/aclocal.m4 changes.
1051 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1053 * configure: Regenerated to track ../common/aclocal.m4 changes.
1055 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1057 * configure: Re-generate.
1059 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
1061 * configure: Regenerate to track ../common/aclocal.m4 changes.
1063 * simops.c (OP_5F00): Remove old traps 1-3. Make trap 15 the same
1064 as trap 0, which will be deprecated. Only set errno, if an error
1065 in fact was returned.
1067 Thu Mar 13 12:41:20 1997 Doug Evans <dje@canuck.cygnus.com>
1069 * interp.c: Delete redundant prototypes of sim_foo fns.
1070 (sim_open): New SIM_DESC result. Argument is now in argv form.
1071 (other sim_*): New SIM_DESC argument.
1073 Thu Mar 13 10:29:04 1997 Michael Meissner <meissner@cygnus.com>
1075 * simops.c (trace_{input,output}_func): Call flush_stdout from the
1078 (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
1079 (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
1080 setting the carry bit after an add or a subtract.
1082 Wed Feb 12 16:04:15 1997 Michael Meissner <meissner@cygnus.com>
1084 * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
1085 40 bits of accumulators. Sign/zero extend as appropriate.
1087 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
1089 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1090 COMMON_{PRE,POST}_CONFIG_FRAG instead.
1091 * configure.in: sinclude ../common/aclocal.m4.
1092 * configure: Regenerated.
1094 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
1096 * configure configure.in Makefile.in: Update to new configure
1097 scheme which is more compatible with WinGDB builds.
1098 * configure.in: Improve comment on how to run autoconf.
1099 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1100 * Makefile.in: Use autoconf substitution to install common
1103 Fri Dec 27 22:54:05 1996 Angela Marie Thomas (angela@cygnus.com)
1105 * gencode.c: patch to not #include "d10v_sim.h" which
1106 unecessarily includes bfd.h and causes wingdb configure
1109 Mon Dec 16 13:39:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1111 * interp.c (xfer_mem): Change unified memory to 0x0.
1113 Thu Nov 28 20:42:56 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1115 * simops.c (OP_3E01): Fix tracing information.
1116 (OP_300{0,1}): Do not propigate sign.
1118 Mon Nov 25 19:47:40 1996 Doug Evans <dje@canuck.cygnus.com>
1120 * config.in (WORDS_BIGENDIAN): Add.
1121 * configure: Regenerated.
1122 * d10v_sim.h: #include "config.h"
1124 Sat Nov 23 09:34:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1126 * gencode.c (write_opcodes): Eliminate warnings when generated
1127 table.c is compiled.
1129 Wed Nov 20 19:41:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1131 * interp.c (sim_open): Cast result of calloc, and make sure NULL
1133 (dmem_addr): If address is illegal or in I/O space, signal a bus
1135 (pc_addr): Signal bus error, not illegal instruction for bogus
1138 Wed Nov 20 01:23:03 1996 Doug Evans <dje@canuck.cygnus.com>
1140 * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
1141 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1142 * configure.in: Simplify using macros in ../common/aclocal.m4.
1143 Call AC_CHECK_HEADERS(unistd.h).
1144 * configure: Regenerated.
1145 * config.in: New file.
1146 * interp.c: #include "callback.h".
1147 * simops.c: #include "config.h". #include <unistd.h> if present.
1149 Fri Nov 8 16:19:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1151 * d10v-sim.h (simops): Add flag is_long.
1152 (State): Add pc_changed. Instructions which update the PC should
1153 use the JMP macro which sets this.
1154 (JMP): New macro. Sets the PC and the pc_changed flag.
1156 * gencode.c (write_opcodes): Add is_long field.
1158 * interp.c (lookup_hash): If we blindly apply a short opcode's mask
1159 to a long opcode we could get a false match. Check the opcode size.
1160 (hash): Add a size field to the hash table.
1161 (sim_open): Initialize size field in hash table.
1162 (sim_resume): Change to logic for setting the PC. Used to increment the
1163 PC if it had not been changed. This didn't allow single-instruction loops.
1164 Now checks the flag State.pc_changed. Also now stops when ^C is received.
1165 (dmem_addr): Fix translation of data segments to unified memory.
1166 (sim_ctrl_c): New function. When ^C is received, set stop_simulator flag.
1168 * simops.c: Changed all branch and jump instructions to use new JMP macro.
1169 (OP_20000000): Corrected trace information to show this is a ldi.l, not
1170 a ldi.s instruction.
1172 Thu Oct 31 19:13:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1174 * interp.c (sim_fetch_register, sim_store_register): Fix bug where
1175 updating the accumulators was overwriting other parts of the global
1178 Wed Oct 30 17:35:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1180 * interp.c (bfd.h) Don't include it here any more.
1181 (text{,_start,_end}): Move here from simops.c and make extern.
1182 (decode_pc): New function to return the PC as an address that the
1184 (dmem_addr): Print decoded PC in error message.
1187 * simops.c (bfd.h) Don't include it here any more.
1188 (text{,_start,_end}): Move to simops.c.
1189 (trace_input_func): Move decoding of PC, and looking up .text
1192 * d10v_sim.h (bfd.h): Include it here.
1193 (text{,_start,_end}): Add external declarations.
1197 Tue Oct 29 12:13:52 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1199 * interp.c (sim_size): Now allocates unified memory for imap segments
1200 0,1,2, and 127. Initializes imap0 and imap1 to 0x1000. Initializes dmap to 0.
1201 (sim_write): Just call xfer_mem().
1202 (sim_read): Just call xfer_mem().
1203 (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
1204 (dmem_addr): New function. Reads dmap register and translates data
1205 addresses to local addresses.
1206 (pc_addr): New function. Reads imap register and computes local address
1207 corresponding to contents of the PC.
1208 (sim_resume): Change to use pc_addr().
1209 (sim_create_inferior): Change reinitialization code. Also reinitializes
1211 (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1212 (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1214 * simops.c (MEMPTR): Redefine to use dmem_addr().
1215 (OP_5F00): Replace references to STate.imem with dmem_addr().
1217 * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
1218 (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
1219 (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
1221 Tue Oct 22 15:22:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1223 * d10v_sim.h (_ins_type): Reorganize, so that we can provide
1224 better statistics, like not counting NOPS as parallel
1225 instructions, and printing total cycles.
1226 (ins_type_counters): Make unsigned long.
1227 (left_nops,right_nops): Fold into ins_type_counters.
1229 * simops.c (trace_input_func): Print new instruction types.
1230 Handle OP_R2R3 as input types.
1231 (OP_{38000000,7000}): Correctly sign extend bytes.
1232 (OP_5E00): Don't count NOPs as parallel instructions.
1233 (OP_460B): Remove unused variable.
1236 * interp.c (ins_type_counters): Make unsigned long.
1237 (left_nops,right_nops): Delete.
1238 (most functions): Add prototypes.
1239 (INLINE): If GCC and optimize define as __inline__.
1240 ({,lookup_}hash,get_operands): Declare as INLINE.
1241 (do_parallel): Count conditional operations.
1242 (add_commas): New function, to add commas every 3 digits.
1243 (sim_size): Call add_commas to print numbers.
1244 (sim_{open,resume}): Delete unused variables.
1245 (sim_info): Provide better statistics.
1246 (sim_read): Add int return type.
1248 Mon Oct 21 16:16:26 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1250 * interp.c (sim_resume): Change the way single-stepping and exceptions
1251 are handled so single-stepping works again.
1253 Thu Oct 17 12:24:16 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1255 * endian.c: Optimize simulated loads/stores on x86, AIX, and big
1258 * configure.in (--enable-sim-bswap): New switch to enable using
1259 the BSWAP instruction on x86's.
1260 * configure: Regenerate.
1262 * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
1265 Wed Oct 16 13:50:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1267 * endian.c: New file. Move endian functions here from interp.c.
1268 Optimize code, and make it work as either inline functions or as a
1271 * interp.c: Move endian functions from here to endian.c.
1273 * Makefile.in (INCLUDE): Add endian.c.
1274 (run,libsim.a): Add dependency on endian.o.
1275 (endian.o): Add dependency.
1277 * d10v_sim.h (read/write support): Always go through the machine
1278 independent endian functions. If compiling with GCC and
1279 optimizing, include endian.c so the endian functions are inlined.
1281 * simops.c (OP_5F00): Correct tracing of accumulators.
1283 Tue Oct 15 10:57:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1285 * simops.c (OP_5F00): Add support for getpid, kill system calls.
1287 * interp.c (do_{2_short,parallel}): If an exception is raised,
1288 don't execute the second instruction.
1290 Sat Oct 12 22:17:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1292 * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
1293 temporary in case the register is overriden when loading.
1294 (OP_6200): Output type is OP_DREG for tracing.
1296 Fri Oct 4 23:46:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1298 * d10v_sim.h (struct _state): Add mem_{min,max} fields.
1300 * interp.c (sim_size): Initialize mem_{min,max} fields.
1301 (sim_write): Update mem_{min,max} fields.
1302 (sim_resume): If PC is not in the minimum/maximum memory range,
1304 (sim_create_inferior): Preserve mem_{min,max} fields.
1306 Fri Sep 27 13:11:58 1996 Mark Alexander <marka@cygnus.com>
1308 * simops.c (OP_5F00): Add support for time() system call.
1310 Wed Sep 25 16:31:41 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1312 * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
1314 (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
1317 Mon Sep 23 17:55:30 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1319 * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
1320 (trace_input_func): Add support for OP_{CONSTANT8,R2,R3}.
1321 (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
1322 to call/subroutine returns to trace the first two arguments and
1323 the return value. For small jumps, use CONSTANT8, not CONSTANT16.
1325 Fri Sep 20 15:36:45 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1327 * interp.c (sim_create_inferior): Reinitialize State every time
1328 sim_create_inferior() is called.
1330 Thu Sep 19 21:38:20 1996 Michael Meissner <meissner@wogglebug.ziplink.net>
1332 * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
1334 (OP_401): Fix tracing information.
1336 Thu Sep 19 10:30:22 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1338 * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
1339 (trace_input_func): Use them.
1340 (trace_input_func): Make sure there is a trailing space after the
1342 (OP_6200): Fix tracing info.
1344 * Makefile.in (run): Add dependencies on libbfd.a and
1347 Wed Sep 18 09:13:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1349 * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
1350 numbers and function names in debug trace.
1351 (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
1353 (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
1354 and exit system call trap being executed.
1356 * interp.c (sim_stop_reason): Set exit code correctly for stop
1357 instruction and exit system call trap.
1359 * configure.in (--enable-sim-cflags): Remove trace case.
1360 (--enable-sim-debug): New switch to set the debug values.
1361 * configure: Regenerate.
1363 * simops.c (trace_{input,output}_func): Rename from
1364 trace_{input,output}.
1365 (trace_{input,output}): Call trace_{input,output}_func if
1366 d10v_debug is non-zero.
1367 (SIZE_INSTRUCTION): Cut down to 8.
1368 (SIZE_OPERANDS): Cut down to 18.
1369 (SIZE_LOCATION): New value for size of line number, function name
1371 (init_text_p,text{,_start,_end}): New static variables for
1372 printing line number and function name.
1373 (exec_bfd): New external that run.c sets.
1374 (trace_input_func): Print line number and function name if
1375 available and if desired.
1376 (OP_4E09): Don't print out DBT message.
1377 (OP_5FE0): Set exception field to SIG_D10V_STOP.
1378 (OP_5F00): Set exception field to SIG_D10V_EXIT.
1380 Sat Sep 14 22:18:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1382 * interp.c (do_2_short): If the instruction encodes jump->ins,
1383 don't do the second instruction if the jump succeeds.
1385 Fri Sep 13 22:35:19 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1387 * simops.c (OP_5F00): Use unknown traps to print all GPRs,
1388 accumulators, PC, and F0/F1/C flags.
1390 Thu Sep 12 12:50:11 1996 Mark Alexander <marka@cygnus.com>
1392 * simops.c (OP_5F00): Fix problems with system calls.
1394 Thu Sep 12 12:19:28 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1396 * simops.c (OP_5F00): Correct tracing information for trap.
1398 Wed Sep 11 18:55:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1400 * Makefile.in (CSEARCH): Correctly find opcodes directory.
1402 Mon Sep 9 13:27:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1404 * simops.c (trace_output): Properly align accumulator output.
1405 (OP_3{0,2,4}00): Properly parenthesize test expression. Add error
1406 if shift count is too high.
1407 (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
1408 (OP_4E09): Make cpfg properly trace the input flags.
1409 (op_types): Add OP_FLAG_OUTPUT.
1410 (trace_{input,output}): Support OP_FLAG_OUTPUT.
1411 (OP_31000000): This ld2w varient is a 16-bit memory reference, not
1412 an 8-bit memory reference instruction for tracing purposes.
1413 (OP_201): Addi needs to set the carry.
1415 Fri Sep 6 17:56:17 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1417 * simops.c (OP_2600, OP_2601): Changed min and max comparisons
1418 to use signed register values.
1420 Wed Sep 4 11:35:17 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1422 * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
1424 (_ins_type): New enumeration to specify which container an
1425 instruction is in, and whether it is part of a parallel operation.
1426 (_state): Add ins_type field.
1427 ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
1428 (ins_type_counters): Counters for the various instruction types.
1429 ({left,right}_nops): Counters for the number of nops in each
1431 (d10v_debug): New variable to indicate whether debugging is turned
1434 * simops.c: (all functions): Change all #ifdef DEBUG code so that
1435 the input and output values can be traced, along with the
1436 instruction type. Make the -t option enable tracing.
1437 (all functions): Change printf calls to use the printf_filtered
1438 function in the callback table.
1440 * interp.c (_leftright): New enumeration to say whether 2 short
1441 instructions are done left first or right first.
1442 (do_{long,2_short,parallel}): Indicate in the machine state which
1443 type of instruction this is. Count each of the types of
1444 instructions executed.
1445 (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
1447 (sim_resume): Pass left/right indication to do_2_short.
1448 (all functions): Change printf calls to use the printf_filtered
1449 function in the callback table.
1450 (sim_trace): Turn on debug flag if DEBUG was defined, and call
1452 (sim_info): Print out statistics on instructions.
1453 (sim_{trace,create_inferior}): Eliminate extraneous output unless
1455 (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
1456 Only initialize the hash table the first time sim_open is called.
1458 * Makefile.in: Make objects depend on d10v_sim.h.
1459 ({,SIM_}CFLAGS): Include configure dependent switches. Setting
1460 CFLAGS does not override host/target defines or SIM_CFLAGS.
1461 (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
1462 (run): By default, the math library is not needed to be linked
1464 ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
1466 (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
1468 ({run,callback}.o): Provide explicit paths to their appropriate
1470 (gencode{,.o},d10v-opc.o): Split compilation into creating object
1471 and linking. Instead of linking in libopcodes.a, just compile
1472 d10v-opc.o directly to handle canadian cross.
1473 (CSEARCH): Add opcodes directory.
1475 * configure.in (--enable-sim-cflags): New switch to allow user to
1477 (CC_FOR_BUILD): Deal with canadian crosses.
1478 * configure: Regenerate.
1480 Wed Sep 04 04:45:34 1996 Mark Alexander <marka@cygnus.com>
1482 * simops.c: Include correct syscall.h for d10v, not host's.
1483 Fix #ifdef SYS_stat.
1485 Tue Sep 3 14:00:04 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1487 * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
1488 Add trap 2 to be printf and trap 3 to be putchar.
1490 Wed Aug 28 21:42:34 1996 Mark Alexander <marka@cygnus.com>
1492 * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
1493 for low-level system calls.
1495 Wed Aug 28 17:33:19 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1497 * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
1499 Mon Aug 26 18:30:28 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1501 * d10v_sim.h (SEXT32): Added.
1502 * interp.c: Commented out printfs.
1503 * simops.c: Fixed error in sb and st2w.
1505 Thu Aug 15 13:30:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1507 * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
1508 DSP instructions. Added modulo addressing.
1510 Sun Aug 11 12:57:15 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1512 * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
1514 Fri Aug 2 17:44:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1516 * d10v_sim.h, simops.c: Snapshot.
1518 Thu Aug 1 17:05:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1520 * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
1521 gencode.c, interp.c, simops.c: Created.