1 2015-04-17 Mike Frysinger <vapier@gentoo.org>
3 * interp.c (d10v_pc_get, d10v_pc_set): New functions.
4 (sim_open): Declare new local var i. Call CPU_PC_FETCH &
5 CPU_PC_STORE for all cpus.
7 2015-04-15 Mike Frysinger <vapier@gentoo.org>
9 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
10 * sim-main.h (STATE_CPU): Delete.
12 2015-04-13 Mike Frysinger <vapier@gentoo.org>
14 * configure: Regenerate.
16 2015-04-06 Mike Frysinger <vapier@gentoo.org>
18 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
20 2015-04-02 Mike Frysinger <vapier@gentoo.org>
22 * interp.c (lookup_hash): Change SIGILL to GDB_SIGNAL_ILL.
23 (sim_resume): Change SIGBUS/SIGSEGV to GDB_SIGNAL_BUS, SIGILL to
24 GDB_SIGNAL_ILL, and SIGTRAP to GDB_SIGNAL_TRAP.
26 2015-04-01 Mike Frysinger <vapier@gentoo.org>
28 * interp.c (sim_set_profile, sim_set_profile_size): Delete.
30 2015-03-31 Mike Frysinger <vapier@gentoo.org>
32 * Makefile.in (simops.o): New rule.
34 2015-03-30 Mike Frysinger <vapier@gentoo.org>
36 * d10v_sim.h (text, text_start, text_end, prog_bfd): Delete.
37 (SEXT8, SEXT16, SEXT32, MASK32): Undefine.
38 * interp.c: Delete run-sim.h and d10v_sim.h includes. Include
39 sim-main.h and sim-options.h.
40 (myname, sim_kind, init_text_p, prog_bfd_was_opened_p, prog_bfd,
41 text, text_start, text_end, decode_pc, sim_set_profile,
42 sim_set_profile_size, sim_set_trace, sim_set_callbacks,
43 sim_trace, sim_do_command, sim_load): Delete.
44 (INLINE): Delete define.
45 (free_state): New function.
46 (trace_sd): Declare global variable.
47 (sim_open): Rewrite to use new common logic.
48 (sim_close): Delete body.
49 * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
50 (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
51 * sim-main.h: New file.
52 * simops.c: Change d10v_sim.h include to sim-main.h.
53 (trace_input_func): Rewrite pc checks to use trace_sd.
55 2015-03-30 Mike Frysinger <vapier@gentoo.org>
57 * Makefile.in (SIM_EXTRA_CFLAGS): Delete -DNEED_UI_LOOP_HOOK.
58 * interp.c [NEED_UI_LOOP_HOOK] (UI_LOOP_POLL_INTERVAL,
59 ui_loop_hook_counter, deprecated_ui_loop_hook): Delete.
60 (sim_resume) [NEED_UI_LOOP_HOOK]: Delete ui code.
62 2015-03-30 Mike Frysinger <vapier@gentoo.org>
64 * Makefile.in (gencode.o, d10v-opc.o): Add $(WARN_CFLAGS).
65 (gencode): Add $(BUILD_LDFLAGS).
66 * endian.c (get_word, get_longword, get_longlong, write_word,
67 write_longword, write_longlong): Convert old style prototypes.
68 * gencode.c: Include string.h.
69 (main): Convert old style prototype.
70 (write_header): Convert old style prototype and fix printf format.
71 (write_template, write_opcodes): Likewise.
72 (check_opcodes): Mark static void.
73 * interp.c: Include inttypes.h and run-sim.h.
74 (hash, lookup_hash, decode_pc, do_long, do_2_short, do_parallel,
75 add_commas, sim_size, sim_write, sim_read, sim_open, sim_close,
76 sim_set_profile, sim_set_profile_size, sim_stop, +sim_resume,
77 sim_info, sim_set_callbacks, sim_stop_reason, sim_fetch_register,
78 sim_store_register, sim_do_command, sim_load): Convert old style
80 (sim_create_inferior): Fix pointer cast to use uintptr_t.
81 * simops.c (strrchr): Delete prototype.
82 (trace_input_func): Mark name static.
83 (trace_input_func, trace_output_void, trace_output_flag): Convert old style
85 (OP_*): Convert old style prototypes.
87 2015-03-30 Mike Frysinger <vapier@gentoo.org>
89 * Makefile.in (interp.o, simops.o, endian.o, table.o): Delete rules.
90 * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
91 SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT, and
93 * config.in, configure: Regenerate.
94 * interp.c (sim_trace): Define.
96 2015-03-16 Mike Frysinger <vapier@gentoo.org>
98 * config.in, configure: Regenerate.
100 2015-03-14 Mike Frysinger <vapier@gentoo.org>
102 * Makefile.in (SIM_EXTRA_CFLAGS): Add
103 -DSIM_USE_DEPRECATED_RUN_FRONTEND.
104 (SIM_RUN_OBJS): Set to run.o.
106 2015-03-14 Mike Frysinger <vapier@gentoo.org>
108 * configure.ac (AC_CHECK_HEADERS): Delete.
109 * aclocal.m4, configure: Regenerate.
111 2014-08-19 Alan Modra <amodra@gmail.com>
113 * configure: Regenerate.
115 2014-08-15 Roland McGrath <mcgrathr@google.com>
117 * configure: Regenerate.
118 * config.in: Regenerate.
120 2014-03-10 Mike Frysinger <vapier@gentoo.org>
122 * interp.c (sim_do_command): Add const to cmd.
124 2014-03-05 Mike Frysinger <vapier@gentoo.org>
126 * interp.c (sim_load): Add const to prog.
128 2014-03-04 Mike Frysinger <vapier@gentoo.org>
130 * configure: Regenerate.
132 2013-09-23 Alan Modra <amodra@gmail.com>
134 * configure: Regenerate.
136 2013-06-03 Mike Frysinger <vapier@gentoo.org>
138 * aclocal.m4, configure: Regenerate.
140 2013-05-10 Freddie Chopin <freddie_chopin@op.pl>
142 * configure: Rebuild.
144 2012-06-19 Joel Brobecker <brobecker@adacore.com>
146 * interp.c: #include "config.h" instead of "sysdep.h".
147 Add conditional include of string.h or strings.h, as well as
148 conditional include of stdlib.h.
150 2012-06-15 Joel Brobecker <brobecker@adacore.com>
152 * config.in, configure: Regenerate.
154 2012-05-24 Pedro Alves <palves@redhat.com>
158 Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
160 2012-03-24 Mike Frysinger <vapier@gentoo.org>
162 * aclocal.m4, config.in, configure: Regenerate.
164 2011-12-03 Mike Frysinger <vapier@gentoo.org>
166 * aclocal.m4: New file.
167 * configure: Regenerate.
169 2011-10-17 Mike Frysinger <vapier@gentoo.org>
171 * configure.ac: Change include to common/acinclude.m4.
173 2011-10-17 Mike Frysinger <vapier@gentoo.org>
175 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
176 call. Replace common.m4 include with SIM_AC_COMMON.
177 * configure: Regenerate.
179 2010-04-14 Mike Frysinger <vapier@gentoo.org>
181 * interp.c (sim_write): Add const to buffer arg.
183 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
185 * configure: Regenerate.
187 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
189 * config.in: Regenerate.
190 * configure: Likewise.
192 * configure: Regenerate.
194 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
196 * configure: Regenerate to track ../common/common.m4 changes.
199 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
200 Daniel Jacobowitz <dan@codesourcery.com>
201 Joseph Myers <joseph@codesourcery.com>
203 * configure: Regenerate.
205 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
207 * acconfig.h: Remove.
208 * config.in: Regenerate.
210 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
212 * configure: Regenerated.
214 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
216 * configure: Regenerated.
218 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
220 * configure: Regenerated.
222 2006-04-18 Nick Clifton <nickc@redhat.com>
224 * interp.c (sim_stop_reason): Fix typo.
226 2005-11-28 Mark Mitchell <mark@codesourcery.com>
228 * interp.c (gdb/signals.h): Include it.
229 (sim_stop_reason): Use TARGET_SIGNAL_*.
231 2005-03-23 Mark Kettenis <kettenis@gnu.org>
233 * configure: Regenerate.
235 2005-01-14 Andrew Cagney <cagney@gnu.org>
237 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
238 explicit call to AC_CONFIG_HEADER.
239 * configure: Regenerate.
241 2005-01-12 Andrew Cagney <cagney@gnu.org>
243 * configure.ac: Update to use ../common/common.m4.
244 * configure: Re-generate.
246 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
248 * configure: Regenerated to track ../common/aclocal.m4 changes.
250 2005-01-07 Andrew Cagney <cagney@gnu.org>
252 * configure.ac: Rename configure.in, require autoconf 2.59.
253 * configure: Re-generate.
255 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
257 * configure: Regenerate for ../common/aclocal.m4 update.
259 2004-06-28 Andrew Cagney <cagney@gnu.org>
261 * interp.c (sim_resume): Rename ui_loop_hook to
262 deprecated_ui_loop_hook.
264 2003-10-30 Andrew Cagney <cagney@redhat.com>
266 * simops.c: Replace "struct symbol_cache_entry" with "struct
269 2003-06-22 Andrew Cagney <cagney@redhat.com>
271 * interp.c (xfer_mem): Simplify. Only do a single partial
272 transfer. Problem reported by Tom Rix.
274 2003-05-07 Andrew Cagney <cagney@redhat.com>
276 * interp.c (sim_d10v_translate_addr): Add "regcache" parameter.
277 (sim_d10v_translate_imap_addr): Ditto.
278 (sim_d10v_translate_dmap_addr): Ditto.
279 (xfer_mem): Pass NULL regcache to sim_d10v_translate_addr.
280 (dmem_addr): Pass NULL regcache to sim_d10v_translate_dmap_addr.
281 (dmap_register, imap_register): Add "regcache" parameter.
282 (imem_addr): Pass NULL regcache to sim_d10v_translate_imap_addr.
283 (sim_fetch_register): Pass NULL regcache to imap_register and
286 2003-02-27 Andrew Cagney <cagney@redhat.com>
288 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
290 2002-11-13 Andrew Cagney <cagney@redhat.com>
292 * simops.c: Include <string.h>.
294 2002-06-17 Andrew Cagney <cagney@redhat.com>
296 * d10v_sim.h (SET_PSW_BIT): Add cast to avoid inverting an enum.
298 2002-06-16 Andrew Cagney <ac131313@redhat.com>
300 * configure: Regenerated to track ../common/aclocal.m4 changes.
302 2002-06-13 Tom Rix <trix@redhat.com>
304 * interp.c (xfer_mem): Fix transfers across multiple segments.
306 2002-06-09 Andrew Cagney <cagney@redhat.com>
308 * Makefile.in (INCLUDE): Update path to callback.h.
309 * gencode.c: Do not include "callback.h".
310 * d10v_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
313 2002-06-08 Andrew Cagney <cagney@redhat.com>
315 * interp.c (sim_fetch_register): Fix name of enum used in cast.
316 (sim_store_register): Ditto.
318 2002-06-02 Elena Zannoni <ezannoni@redhat.com>
320 From Jason Eckhardt <jle@redhat.com>
321 * d10v_sim.h (INC_ADDR): Correctly handle the case where MOD_E is
322 less than MOD_S (post-decrement).
324 2002-06-01 Andrew Cagney <ac131313@redhat.com>
326 * interp.c (sim_fetch_register, sim_store_register): Use a switch
327 statement and enums from "sim-d10v.h".
329 2002-05-28 Elena Zannoni <ezannoni@redhat.com>
331 * interp.c (sim_create_inferior): Add comment.
333 From Alan Matsuoka <alanm@redhat.com>:
334 From 2001-04-27 Jason Eckhardt <jle@cygnus.com>:
335 * simops.c (OP_4400): Output "mvf0f" instead of "mf0f".
336 (OP_4401): Output "mvf0t" instead of "mf0t".
337 (OP_460B): Do not output a flag register.
338 (OP_4609): Do not output a flag register.
340 2002-05-23 Andrew Cagney <ac131313@redhat.com>
342 * Makefile.in (INCLUDE): Add "gdb/sim-d10v.h".
343 * interp.c: Include "gdb/sim-d10v.h" instead of "sim-d10v.h".
345 2001-08-01 John R. Moore <jmoore@redhat.com>
347 * interp.c (sim_create_inferior): Removed a hack that stated
348 it was setting r0/r1 with argc/argv.
350 2001-04-15 J.T. Conklin <jtc@redback.com>
352 * Makefile.in (simops.o): Add simops.h to dependency list.
354 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
356 * configure: Regenerated to track ../common/aclocal.m4 changes.
358 Tue Apr 18 16:26:41 2000 Andrew Cagney <cagney@b1.cygnus.com>
360 * interp.c (sim_resume): Deliver SIGILL.
361 (lookup_hash): Do not print SIGILL message.
363 Tue Feb 22 18:24:56 2000 Andrew Cagney <cagney@b1.cygnus.com>
365 * Makefile.in (SIM_EXTRA_CFLAGS): Define SIM_HAVE_ENVIRONMENT.
366 * interp.c (sim_set_trace): Replace sim_trace. Enable tracing.
368 Tue Feb 8 17:41:12 2000 Andrew Cagney <cagney@b1.cygnus.com>
370 * d10v_sim.h (SIG_D10V_BUS): Define.
372 * simops.c (address_exception): Delete function.
373 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
374 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
375 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
376 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): Replace call to
377 address_exception with code that sets SIG_D10V_BUS.
379 * interp.c (sim_resume): When SIGBUS or SIGSEGV, deliver a bus
380 error to the simulator before resuming execution.
381 (sim_trace): Check stop reason and use that to determine sim_trace
383 (sim_stop_reason): For SIG_D10V_BUS return a SIGBUS / SIGSEGV
386 Tue Jan 18 16:07:42 MST 2000 Diego Novillo <dnovillo@cygnus.com>
388 * interp.c (sim_create_inferior): Change internal initial value for
391 Mon Jan 3 02:06:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
393 * interp.c (lookup_hash): Stop the update of the PC when there was
394 an illegal instruction exception.
396 Mon Jan 3 00:14:33 2000 Andrew Cagney <cagney@b1.cygnus.com>
398 * simops.c (address_exception): New function.
399 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
400 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
401 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
402 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): For "ld", "ld2w", "st"
403 and "st2w" check that the address is aligned.
405 1999-12-30 Chandra Chavva <cchavva@cygnus.com>
407 * d10v_sim.h (INC_ADDR): Added code to assign
408 proper address for loads with predec operations.
410 1999-11-25 Nick Clifton <nickc@cygnus.com>
412 * simops.c (OP_4E0F): New function: Simulate new bit pattern for
415 Fri Oct 29 18:34:28 1999 Andrew Cagney <cagney@b1.cygnus.com>
417 * simops.c (move_to_cr): Don't allow user to set PSW.DM in either
420 Thu Oct 28 01:26:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
422 * simops.c (OP_5F20): Use SET_HW_PSW when updating PSW.
423 (PSW_HW_MASK): Declare.
425 * d10v_sim.h (move_to_cr): Add ``psw_hw_p'' parameter.
426 (SET_CREG, SET_PSW_BIT): Update.
427 (SET_HW_CREG, SET_HW_PSW): Define.
429 Sun Oct 24 21:38:04 1999 Andrew Cagney <cagney@b1.cygnus.com>
431 * interp.c (sim_d10v_translate_dmap_addr): Fix extraction of IOSP
434 Sun Oct 24 16:04:16 1999 Andrew Cagney <cagney@b1.cygnus.com>
436 * interp.c (sim_d10v_translate_addr): New function.
437 (xfer_mem): Rewrite. Use sim_d10v_translate_addr.
438 (map_memory): Make INLINE.
440 Sun Oct 24 13:45:19 1999 Andrew Cagney <cagney@b1.cygnus.com>
442 * interp.c (sim_d10v_translate_dmap_addr): New function.
443 (dmem_addr): Rewrite. Use sim_d10v_translate_dmap_addr. Change
444 offset parameter to type uint16.
445 * d10v_sim.h (dmem_addr): Update declaration.
447 Sun Oct 24 13:07:31 1999 Andrew Cagney <cagney@b1.cygnus.com>
449 * interp.c (imap_register, set_imap_register, dmap_register,
450 set_imap_register): Use map_memory.
452 (sim_create_inferior): Initialize all DMAP registers. NOTE that
453 DMAP2, in internal memory mode, is set to 0x0000 and NOT
454 0x2000. This is consistent with the older d10v boards.
456 Sun Oct 24 11:22:12 1999 Andrew Cagney <cagney@b1.cygnus.com>
458 * interp.c (sim_d10v_translate_imap_addr): New function.
459 (imem_addr): Rewrite. Use sim_d10v_translate_imap_addr.
460 (last_from, last_to): Declare.
462 Sun Oct 24 01:21:56 1999 Andrew Cagney <cagney@b1.cygnus.com>
464 * d10v_sim.h (struct d10v_memory): Define. Support very long
466 (struct _state): Replace imem, dmem and umem by mem.
467 (IMAP_BLOCK_SIZE, DMAP_BLOCK_SIZE, SEGMENT_SIZE, IMEM_SEGMENTS,
468 DMEM_SEGMENTS, UMEM_SEGMENTS): Define.
470 * interp.c (map_memory): New function.
471 (sim_size, xfer_memory, imem_addr, dmem_addr): Update.
472 (UMEM_SEGMENTS): Moveed to "d10v_sim.h".
473 (IMEM_SIZEDMEM_SIZE): Delete.
475 Sat Oct 23 20:06:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
477 * interp.c: Include "sim-d10v.h".
478 (imap_register, set_imap_register, dmap_register,
479 set_dmap_register, spi_register, spu_register, set_spi_register,
480 set_spu_register): New functions.
481 (sim_create_inferior): Update.
482 (sim_fetch_register, sim_store_register): Rewrite. Use enums
483 defined in sim-d10v.h.
485 * d10v_sim.h (DEBUG_MEMORY): Define.
486 (IMAP0, IMAP1, DMAP, SET_IMAP0, SET_IMAP1, SET_DMAP): Delete.
488 Sat Oct 23 18:41:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
490 * interp.c (sim_open): Allow a debug value to be passed to the -t
492 (lookup_hash): Don't exit on an illegal instruction.
493 (do_long, do_2_short, do_parallel): Check for failed instruction
496 Mon Oct 18 18:03:24 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
498 * simops.c (OP_3220): Fix trace output for illegal accumulator
501 1999-09-14 Nick Clifton <nickc@cygnus.com>
503 * simops.c: Disable setting of DM bit in PSW.
505 Wed Sep 8 19:34:55 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
507 * simops.c (op_types): Added new memory indirect type OP_MEMREF3.
508 (trace_input_func): Added support for OP_MEMREF3.
509 (OP_32010000): New instruction ld.
510 (OP_33010000): New instruction ld2w.
511 (OP_5209): New instruction sac.
512 (OP_4209): New instruction sachi.
513 (OP_3220): New instruction slae.
514 (OP_36010000): New instruction st.
515 (OP_37010000): New instruction st2w.
517 1999-09-09 Stan Shebs <shebs@andros.cygnus.com>
519 * interp.c (old_segment_mapping): New global.
520 (xfer_mem): Change the default segment mapping to be the way
521 that Mitsubishi prefers, but use the previous mapping if
522 old_segment_mapping is true.
523 (sim_open): Add an option -oldseg to get the old mapping.
524 (sim_create_inferior): Init mapping registers based on the
525 value of old_segment_mapping.
527 1999-09-07 Nick Clifton <nickc@cygnus.com>
529 * simops.c (OP_6601): Do not write back decremented address if
530 either of the destination registers was the same as the address
532 (OP_6201): Do not write back incremented address if either of the
533 destination registers was the same as the address register.
535 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
537 * configure: Regenerated to track ../common/aclocal.m4 changes.
539 1999-05-08 Felix Lee <flee@cygnus.com>
541 * configure: Regenerated to track ../common/aclocal.m4 changes.
543 1999-04-02 Keith Seitz <keiths@cygnus.com>
545 * interp.c (ui_loop_hook_counter): New global (when NEED_UI_LOOP_HOOK
547 (sim_resume): If the counter has expired, call the ui_loop_hook,
549 (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the frequency of
551 * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
553 Wed Mar 10 19:32:13 1999 Nick Clifton <nickc@cygnus.com>
555 * simops.c: If load instruction with auto increment/decrement
556 addressing is used when the destination register is the same as
557 the address register, then ignore the auto increment/decrement.
559 Wed Mar 10 19:32:13 1999 Martin M. Hunt <hunt@cygnus.com>
561 * simops.c (OP_5F00): Ifdef SYS_stat case because
562 not all systems have it defined.
564 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
566 * simops.c (OP_5607): Correct saturation comparison/assignment.
567 (OP_1201, OP_1203, OP_17001200, OP_17001202,
568 OP_2A00, OP_2800, OP_2C00, OP_3200, OP_3201,
569 OP_1001, OP_1003, OP_17001000, OP_17001002): Ditto.
571 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
573 * simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
579 1999-01-13 Jason Molenda (jsm@bugshack.cygnus.com)
581 * simops.c (OP_1223): Sign extend MIN32 and MAX32 before saturation
584 Tue Nov 24 17:04:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
586 * simops.c (sys/syscall.h): Include targ-vals.h instead.
587 (SYS_*): Replace with TARGET_SYS_*.
589 * Makefile.in: Add dependency on targ-vals.h.
590 (NL_TARGET): Define as NL_TARGET_d10v.
592 Wed Sep 30 00:06:32 1998 Andrew Cagney <cagney@amy.cygnus.com>
594 * interp.c (xfer_mem): Missing break, instruction memory case
595 flowed into unified memory case.
597 Wed Sep 30 10:14:18 1998 Nick Clifton <nickc@cygnus.com>
599 * simops.c: If load instruction with auto increment/decrement
600 addressing is used when the destination register is the same as
601 the address register, then ignore the auto increment/decrement.
603 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
605 * configure: Regenerated to track ../common/aclocal.m4 changes.
607 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
609 * configure: Regenerated to track ../common/aclocal.m4 changes.
612 Sun Apr 26 15:20:23 1998 Tom Tromey <tromey@cygnus.com>
614 * acconfig.h: New file.
615 * configure.in: Reverted change of Apr 24; use sinclude again.
617 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
619 * configure: Regenerated to track ../common/aclocal.m4 changes.
622 Fri Apr 24 11:20:06 1998 Tom Tromey <tromey@cygnus.com>
624 * configure.in: Don't call sinclude.
626 Fri Apr 24 11:04:46 1998 Andrew Cagney <cagney@chook.cygnus.com>
628 * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
630 * d10v_sim.h (remote-sim.h, sim-config.h): Include.
632 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
634 * configure: Regenerated to track ../common/aclocal.m4 changes.
636 Wed Apr 1 12:59:17 1998 Andrew Cagney <cagney@b1.cygnus.com>
638 * simops.c (trace_input_func): Use move_from_cr / CREGS to obtain
640 (OP_OP_1000000, add3): Trace inputs before performing add.
641 (OP_5F00, <*>): Trace input registers before making system call.
642 (OP_5F00, <kill>): Trace R0, R1 not REGn.
643 (OP_5F00, <getpid>): Always return 47.
645 * d10v_sim.h (SLOT, SLOT_NR, SLOT_PEND_MASK, SLOT_PEND,
646 SLOT_DISCARD, SLOT_FLUSH): Define. An implementation of write
648 (struct _state): Add struct slot slot to global state variable.
649 (struct _state): Delete fields SM, EA, DB, DM, IE, RP, MD, FX, ST,
650 F0, F1, C from global State variable.
651 (struct _state): Add struct trace to global State variable.
652 (GPR, SET_GPR): Define. SET_GPR uses SLOT_PEND.
653 (PSW*, SET_PSW*): Define. SET_PSW* uses SET_CREG.
654 (CREG, SET_CREG, SET_*): Define. SET_CREG uses func move_to_cr.
655 (INC_ADDR): Re-implement. Use SET_GPR to update registers.
656 (JMP): Re-implement. Use SET_* to update registers.
658 * interp.c: Use new SET_* et.al. macros to fetch / store
660 (get_operands): Squirrel away trace values at start of each
662 (do_2_short): Flush pending writes before issuing second
664 (sim_resume): Flush pending writes at end of instruction cycle.
665 (sim_fetch_register, sim_store_register, sim_create_inferior):
666 After scheduling updates to registers using SET_*, flush updates.
667 (sim_resume): Re-order handling of RPT/repeat and IBA/hbreak so
668 that each sets pc using SET_* and last SET_* eventually winds out.
670 * simops.c: Use new SET_* et.al. macros to fetch / store
672 (move_to_cr): Add MASK argument for selective update of CREG bits.
673 Re-implement using new SET_* macros.
674 (trace_output_func, trace_output): Delete. Replace with.
675 (do_trace_output_flush, trace_output_finish, trace_output_40,
676 trace_output_32, trace_output_16, trace_output_void,
677 trace_output_flag): New functions. Handle specific trace cases.
678 (OP_*): Re-write tracing to use new trace_output_* functions.
679 (OP_*): Re-write to use new SET_* et.al. macros.
680 (FUNC, PARM[1-4], RETVAL, RETVAL32): Redo definition.
681 (RETVAL_HIGH, RETVAL_LOW): Delete, use RETVAL32.
683 Wed Apr 1 12:55:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
685 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
686 configure: Re-generate.
688 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
690 * configure: Regenerated to track ../common/aclocal.m4 changes.
692 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
694 * configure: Regenerated to track ../common/aclocal.m4 changes.
696 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
698 * configure: Regenerated to track ../common/aclocal.m4 changes.
700 Tue Feb 17 12:38:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
702 * interp.c (sim_store_register, sim_fetch_register): Pass in
703 length parameter. Return -1.
705 Mon Oct 27 14:43:33 1997 Fred Fish <fnf@cygnus.com>
707 * (dmem_addr): If address is illegal or in I/O space, signal a bus
708 error. Allocate unified memory on demand. Fix DMEM address
711 Mon Feb 16 10:27:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
713 * simops.c (OP_5F20): Implement "dbt".
714 (OP_5F60): Implement "rtd".
716 * d10v_sim.h (DPC_CR): Define enum.
717 (DBT_VECTOR_START): Define
720 Fri Feb 13 15:15:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
722 * simops.c (move_to_cr): Sync regs[SP_IDX] with State.sp according
725 * d10v_sim.h (struct _state): Add sp, as holding area for SPI/SPU.
728 Wed Feb 11 16:53:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
730 * simops.c (OP_5F00): Call error instead of abort for unknown
733 * d10v_sim.h (enum): Define DPSW_CR.
735 * simops.c (move_to_cr): Mask out hardwired zero bits in DPSW.
737 Tue Feb 10 18:28:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
739 * interp.c (sim_write_phys): Delete.
740 (sim_load): Call sim_load_file with sim_write and LMA.
742 Mon Feb 9 12:05:01 1998 Andrew Cagney <cagney@b1.cygnus.com>
744 * interp.c: Rewrite xfer_mem so that it translates addresses as -
745 0x00... - DMAP translated memory, 0x01... IMAP translated memory,
746 0x10... - on-chip data, 0x11... - on-chip insn, 0x12... - unified
749 (imem_addr): New function - translate IMEM address.
750 (sim_resume): Use imem_addr to translate insn address, abort if
752 (sim_create_inferior): Write ARGV to memory using sim_write. Pass
753 argc/argv using r0/r1 not r2/r3.
754 (sim_size): Do not initialize IMAP/DMAP here.
755 (sim_open): Call sim_create_inferior and sim_size to initialize
757 (sim_create_inferior): Initialize IMAP/DMAP to hardware reset
759 (init_system): Delete.
760 (xfer_mem, sim_fetch_register, sim_store_register): Do not call
762 (decode_pc): Check prog_bfd is defined before looking up .text
765 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
767 * configure: Regenerated to track ../common/aclocal.m4 changes.
769 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
771 * configure: Regenerated to track ../common/aclocal.m4 changes.
773 Sun Jan 25 22:23:01 1998 Michael Meissner <meissner@cygnus.com>
775 * interp.c (sim_stop_reason): Exit status is now in r0, not r2.
777 Sat Jan 24 19:00:30 1998 Michael Meissner <meissner@cygnus.com>
779 * d10v_sim.h (DEBUG_TRAP): New debug flag.
781 * simops.c (OP_5F00): If DEBUG_TRAP is on, turn traps 0-14 into
782 printing the registers.
784 Thu Jan 22 17:54:01 1998 Michael Meissner <meissner@cygnus.com>
786 * simops.c (op_types): New ABI, args are r0..r3, system call # is
788 (trace_{in,out}put_func): Ditto.
790 (OP_24800000): Ditto.
794 Thu Jan 22 14:30:36 1998 Fred Fish <fnf@cygnus.com>
796 * interp.c (UMEM_SEGMENTS): New define, set to 128.
797 (sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
798 (sim_close): Reset prog_bfd to NULL after closing it. Also
799 reset prog_bfd_was_opened_p after closing prog_bfd.
800 (sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
801 (sim_create_inferior): Get start address from abfd not prog_bfd.
802 (xfer_mem): Do bounds checking on addresses and return zero length
803 read/write on bad addresses, rather than aborting. Prepare to
804 be able to handle xfers that cross segment boundaries, but not
805 yet implemented. Only emit debug message when d10v_debug is
806 set as well as DEBUG being defined.
808 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
810 * configure: Regenerated to track ../common/aclocal.m4 changes.
812 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
814 * configure: Regenerated to track ../common/aclocal.m4 changes.
817 Tue Dec 9 10:28:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
819 * d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
820 (BPSW): Ditto for BPSW_CR and not PSW_CR.
822 * simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
824 Mon Dec 8 12:58:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
826 * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
827 reserved trap from 0 to 15. Add trap emulation code for 0-14.
829 * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
832 * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
833 SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
835 * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
837 (OP_5F00): For "trap", update BPSW with move_to_cr.
839 Fri Dec 5 15:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
841 * d10v_sim.h (enum): Enumerate CR register names.
842 (enum): Enumerate PSW bit values.
843 (PSW): Obtain value uing move_from_cr.
844 (MOD_S, MOD_E, BPSW): Make r-values.
845 (move_from_cr, move_to_cr): Declare functions.
847 * interp.c (sim_fetch_register, sim_store_register): Use
848 move_from_cr and move_to_cr for CR register transfers.
850 * simops.c (move_from_cr, move_to_cr): New functions.
851 (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
852 (OP_5600): For "mvtc", use function move_to_cr.
853 (OP_5200): For "mvfc", use function move_from_cr.
855 Fri Dec 5 13:33:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
857 * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
860 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
862 * configure: Regenerated to track ../common/aclocal.m4 changes.
864 Thu Dec 4 16:51:02 1997 Andrew Cagney <cagney@b1.cygnus.com>
866 * d10v_sim.h (struct _state): Add DM - PSW debug mask.
868 * simops.c (OP_5600): For "mvtc", save PSW.DM.
869 (OP_5200): Ditto for "mvfc".
871 Wed Dec 3 17:27:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
873 * d10v_sim.h (SEXT56): Define.
875 * simops.c (OP_4201): For "rac", sign extend 56 bit value before
878 * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
881 Tue Dec 2 15:38:34 1997 Fred Fish <fnf@cygnus.com>
883 * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
884 RIGHT_FIRST, as appropriate, instead of hardcoded ints that
885 don't match enum values.
887 Tue Dec 2 15:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
889 * simops.c (OP_3A00): For "macu", perform multiply stage using 32
890 bit rather than 16 bit precision.
891 (OP_3C00): For "mulxu", store unsigned product in ACC.
892 (OP_3800): For "msbu", subtract unsigned product from ACC,
893 (OP_0): For "sub", compute carry by comparing inputs.
895 Tue Dec 2 11:04:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
897 * simops.c (OP_1000): For "sub2w", compute carry by comparing
900 Mon Nov 17 20:57:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
902 * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
903 carry indicated by value > 0xffff.
905 Fri Nov 14 12:51:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
907 * interp.c (sim_resume): Don't set up SIGINT handler using signal,
909 (sim_resume): Fix race condition of a direct assignment to
910 stop_simulator, conditionally call sim_stop.
911 (sim_stop_reason): Check stop_simulator returning SIGINT. Clear
912 stop_simulator ready for next sim_resume call.
913 (sim_ctrl_c): Delete function.
915 Thu Nov 13 19:29:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
917 * interp.c (sim_resume): For "REP", only check/update the PC when
918 a branch instruction has not been executed.
920 Mon Nov 10 17:50:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
922 * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC. Sign
923 extend bit 44 all constants.
924 (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
926 Fri Oct 24 10:26:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
928 * d10v_sim.h: Include sim-types.h.
929 (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
930 using unsigned8 et.al. from sim-types.h.
931 (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
934 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
936 * interp.c (sim_write_phys): New function, write to physical
937 instead of virtual memory.
939 * interp.c (sim_load): Pass lma_p and sim_write_phys to
942 Mon Oct 13 10:55:07 1997 Fred Fish <cygnus.com>
944 * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
945 exception generation code to OP_6E01.
946 (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
949 Sat Oct 11 09:02:08 1997 Fred Fish <fnf@cygnus.com>
951 * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
954 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
956 * configure: Regenerated to track ../common/aclocal.m4 changes.
958 Sat Sep 27 12:51:34 1997 Fred Fish <fnf@cygnus.com>
960 * interp.c (pc_addr): Discard upper bit(s) of PC in case
961 IMAP1 selects unified memory.
962 * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
965 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
967 * configure: Regenerated to track ../common/aclocal.m4 changes.
969 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
971 * configure: Regenerated to track ../common/aclocal.m4 changes.
973 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
975 * configure: Regenerated to track ../common/aclocal.m4 changes.
977 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
979 * configure: Regenerated to track ../common/aclocal.m4 changes.
981 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
983 * configure: Regenerated to track ../common/aclocal.m4 changes.
985 Wed Sep 10 22:30:24 1997 Martin M. Hunt <hunt@cygnus.com>
987 * interp.c (sim_resume): Increment PC at end of rep
990 * simops.c (OP_4201): Fix rachi instruction.
992 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
994 * configure: Regenerated to track ../common/aclocal.m4 changes.
996 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
998 * configure: Regenerated to track ../common/aclocal.m4 changes.
1001 Tue Aug 26 10:37:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
1003 * interp.c (sim_kill): Delete.
1004 (sim_create_inferior): Add ABFD argument.
1005 (sim_load): Move setting of PC from here.
1006 (sim_create_inferior): To here.
1007 (start_address): Delete variable.
1009 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
1011 * configure: Regenerated to track ../common/aclocal.m4 changes.
1014 Mon Aug 25 15:39:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
1016 * interp.c (sim_open): Add ABFD argument.
1018 Tue May 20 10:14:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
1020 * interp.c (sim_open): Add callback argument.
1021 (sim_set_callbacks): Remove SIM_DESC argument.
1023 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
1025 * configure: Regenerated to track ../common/aclocal.m4 changes.
1027 Tue Apr 22 10:29:23 1997 Doug Evans <dje@canuck.cygnus.com>
1029 * interp.c (sim_open): Undo patch to add -E support.
1031 Fri Apr 18 13:39:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
1033 * interp.c (sim_stop): New function.
1035 Thu Apr 17 02:42:00 1997 Doug Evans <dje@canuck.cygnus.com>
1037 * Makefile.in (SIM_OBJS): Add sim-load.o.
1038 * d10v_sim.h (exec_bfd): Rename to prog_bfd.
1039 * interp.c: #include bfd.h.
1040 (myname, sim_kind, start_address): New static locals.
1041 (prog_bfd_was_opened_p, prog_bfd): New static locals.
1042 (decode_pc): Update to use prog_bfd.
1043 (sim_open): Set sim_kind, myname. Ignore -E arg.
1044 (sim_close): Close prog_bfd if simulator opened it.
1045 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
1046 (sim_load): Return SIM_RC. New arg abfd. Set start address from bfd.
1047 Call sim_load_file to load file into simulator.
1048 * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
1050 Wed Apr 16 16:12:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
1052 * simops.c (OP_5F00): Only provide system calls SYS_execv,
1053 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
1055 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1057 * configure: Regenerated to track ../common/aclocal.m4 changes.
1060 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
1062 * interp.c (sim_open): New arg `kind'.
1064 * configure: Regenerated to track ../common/aclocal.m4 changes.
1066 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1068 * configure: Regenerated to track ../common/aclocal.m4 changes.
1070 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1072 * configure: Re-generate.
1074 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
1076 * configure: Regenerate to track ../common/aclocal.m4 changes.
1078 * simops.c (OP_5F00): Remove old traps 1-3. Make trap 15 the same
1079 as trap 0, which will be deprecated. Only set errno, if an error
1080 in fact was returned.
1082 Thu Mar 13 12:41:20 1997 Doug Evans <dje@canuck.cygnus.com>
1084 * interp.c: Delete redundant prototypes of sim_foo fns.
1085 (sim_open): New SIM_DESC result. Argument is now in argv form.
1086 (other sim_*): New SIM_DESC argument.
1088 Thu Mar 13 10:29:04 1997 Michael Meissner <meissner@cygnus.com>
1090 * simops.c (trace_{input,output}_func): Call flush_stdout from the
1093 (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
1094 (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
1095 setting the carry bit after an add or a subtract.
1097 Wed Feb 12 16:04:15 1997 Michael Meissner <meissner@cygnus.com>
1099 * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
1100 40 bits of accumulators. Sign/zero extend as appropriate.
1102 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
1104 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1105 COMMON_{PRE,POST}_CONFIG_FRAG instead.
1106 * configure.in: sinclude ../common/aclocal.m4.
1107 * configure: Regenerated.
1109 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
1111 * configure configure.in Makefile.in: Update to new configure
1112 scheme which is more compatible with WinGDB builds.
1113 * configure.in: Improve comment on how to run autoconf.
1114 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1115 * Makefile.in: Use autoconf substitution to install common
1118 Fri Dec 27 22:54:05 1996 Angela Marie Thomas (angela@cygnus.com)
1120 * gencode.c: patch to not #include "d10v_sim.h" which
1121 unecessarily includes bfd.h and causes wingdb configure
1124 Mon Dec 16 13:39:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1126 * interp.c (xfer_mem): Change unified memory to 0x0.
1128 Thu Nov 28 20:42:56 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1130 * simops.c (OP_3E01): Fix tracing information.
1131 (OP_300{0,1}): Do not propigate sign.
1133 Mon Nov 25 19:47:40 1996 Doug Evans <dje@canuck.cygnus.com>
1135 * config.in (WORDS_BIGENDIAN): Add.
1136 * configure: Regenerated.
1137 * d10v_sim.h: #include "config.h"
1139 Sat Nov 23 09:34:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1141 * gencode.c (write_opcodes): Eliminate warnings when generated
1142 table.c is compiled.
1144 Wed Nov 20 19:41:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1146 * interp.c (sim_open): Cast result of calloc, and make sure NULL
1148 (dmem_addr): If address is illegal or in I/O space, signal a bus
1150 (pc_addr): Signal bus error, not illegal instruction for bogus
1153 Wed Nov 20 01:23:03 1996 Doug Evans <dje@canuck.cygnus.com>
1155 * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
1156 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1157 * configure.in: Simplify using macros in ../common/aclocal.m4.
1158 Call AC_CHECK_HEADERS(unistd.h).
1159 * configure: Regenerated.
1160 * config.in: New file.
1161 * interp.c: #include "callback.h".
1162 * simops.c: #include "config.h". #include <unistd.h> if present.
1164 Fri Nov 8 16:19:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1166 * d10v-sim.h (simops): Add flag is_long.
1167 (State): Add pc_changed. Instructions which update the PC should
1168 use the JMP macro which sets this.
1169 (JMP): New macro. Sets the PC and the pc_changed flag.
1171 * gencode.c (write_opcodes): Add is_long field.
1173 * interp.c (lookup_hash): If we blindly apply a short opcode's mask
1174 to a long opcode we could get a false match. Check the opcode size.
1175 (hash): Add a size field to the hash table.
1176 (sim_open): Initialize size field in hash table.
1177 (sim_resume): Change to logic for setting the PC. Used to increment the
1178 PC if it had not been changed. This didn't allow single-instruction loops.
1179 Now checks the flag State.pc_changed. Also now stops when ^C is received.
1180 (dmem_addr): Fix translation of data segments to unified memory.
1181 (sim_ctrl_c): New function. When ^C is received, set stop_simulator flag.
1183 * simops.c: Changed all branch and jump instructions to use new JMP macro.
1184 (OP_20000000): Corrected trace information to show this is a ldi.l, not
1185 a ldi.s instruction.
1187 Thu Oct 31 19:13:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1189 * interp.c (sim_fetch_register, sim_store_register): Fix bug where
1190 updating the accumulators was overwriting other parts of the global
1193 Wed Oct 30 17:35:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1195 * interp.c (bfd.h) Don't include it here any more.
1196 (text{,_start,_end}): Move here from simops.c and make extern.
1197 (decode_pc): New function to return the PC as an address that the
1199 (dmem_addr): Print decoded PC in error message.
1202 * simops.c (bfd.h) Don't include it here any more.
1203 (text{,_start,_end}): Move to simops.c.
1204 (trace_input_func): Move decoding of PC, and looking up .text
1207 * d10v_sim.h (bfd.h): Include it here.
1208 (text{,_start,_end}): Add external declarations.
1212 Tue Oct 29 12:13:52 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1214 * interp.c (sim_size): Now allocates unified memory for imap segments
1215 0,1,2, and 127. Initializes imap0 and imap1 to 0x1000. Initializes dmap to 0.
1216 (sim_write): Just call xfer_mem().
1217 (sim_read): Just call xfer_mem().
1218 (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
1219 (dmem_addr): New function. Reads dmap register and translates data
1220 addresses to local addresses.
1221 (pc_addr): New function. Reads imap register and computes local address
1222 corresponding to contents of the PC.
1223 (sim_resume): Change to use pc_addr().
1224 (sim_create_inferior): Change reinitialization code. Also reinitializes
1226 (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1227 (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1229 * simops.c (MEMPTR): Redefine to use dmem_addr().
1230 (OP_5F00): Replace references to STate.imem with dmem_addr().
1232 * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
1233 (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
1234 (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
1236 Tue Oct 22 15:22:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1238 * d10v_sim.h (_ins_type): Reorganize, so that we can provide
1239 better statistics, like not counting NOPS as parallel
1240 instructions, and printing total cycles.
1241 (ins_type_counters): Make unsigned long.
1242 (left_nops,right_nops): Fold into ins_type_counters.
1244 * simops.c (trace_input_func): Print new instruction types.
1245 Handle OP_R2R3 as input types.
1246 (OP_{38000000,7000}): Correctly sign extend bytes.
1247 (OP_5E00): Don't count NOPs as parallel instructions.
1248 (OP_460B): Remove unused variable.
1251 * interp.c (ins_type_counters): Make unsigned long.
1252 (left_nops,right_nops): Delete.
1253 (most functions): Add prototypes.
1254 (INLINE): If GCC and optimize define as __inline__.
1255 ({,lookup_}hash,get_operands): Declare as INLINE.
1256 (do_parallel): Count conditional operations.
1257 (add_commas): New function, to add commas every 3 digits.
1258 (sim_size): Call add_commas to print numbers.
1259 (sim_{open,resume}): Delete unused variables.
1260 (sim_info): Provide better statistics.
1261 (sim_read): Add int return type.
1263 Mon Oct 21 16:16:26 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1265 * interp.c (sim_resume): Change the way single-stepping and exceptions
1266 are handled so single-stepping works again.
1268 Thu Oct 17 12:24:16 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1270 * endian.c: Optimize simulated loads/stores on x86, AIX, and big
1273 * configure.in (--enable-sim-bswap): New switch to enable using
1274 the BSWAP instruction on x86's.
1275 * configure: Regenerate.
1277 * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
1280 Wed Oct 16 13:50:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1282 * endian.c: New file. Move endian functions here from interp.c.
1283 Optimize code, and make it work as either inline functions or as a
1286 * interp.c: Move endian functions from here to endian.c.
1288 * Makefile.in (INCLUDE): Add endian.c.
1289 (run,libsim.a): Add dependency on endian.o.
1290 (endian.o): Add dependency.
1292 * d10v_sim.h (read/write support): Always go through the machine
1293 independent endian functions. If compiling with GCC and
1294 optimizing, include endian.c so the endian functions are inlined.
1296 * simops.c (OP_5F00): Correct tracing of accumulators.
1298 Tue Oct 15 10:57:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1300 * simops.c (OP_5F00): Add support for getpid, kill system calls.
1302 * interp.c (do_{2_short,parallel}): If an exception is raised,
1303 don't execute the second instruction.
1305 Sat Oct 12 22:17:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1307 * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
1308 temporary in case the register is overriden when loading.
1309 (OP_6200): Output type is OP_DREG for tracing.
1311 Fri Oct 4 23:46:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1313 * d10v_sim.h (struct _state): Add mem_{min,max} fields.
1315 * interp.c (sim_size): Initialize mem_{min,max} fields.
1316 (sim_write): Update mem_{min,max} fields.
1317 (sim_resume): If PC is not in the minimum/maximum memory range,
1319 (sim_create_inferior): Preserve mem_{min,max} fields.
1321 Fri Sep 27 13:11:58 1996 Mark Alexander <marka@cygnus.com>
1323 * simops.c (OP_5F00): Add support for time() system call.
1325 Wed Sep 25 16:31:41 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1327 * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
1329 (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
1332 Mon Sep 23 17:55:30 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1334 * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
1335 (trace_input_func): Add support for OP_{CONSTANT8,R2,R3}.
1336 (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
1337 to call/subroutine returns to trace the first two arguments and
1338 the return value. For small jumps, use CONSTANT8, not CONSTANT16.
1340 Fri Sep 20 15:36:45 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1342 * interp.c (sim_create_inferior): Reinitialize State every time
1343 sim_create_inferior() is called.
1345 Thu Sep 19 21:38:20 1996 Michael Meissner <meissner@wogglebug.ziplink.net>
1347 * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
1349 (OP_401): Fix tracing information.
1351 Thu Sep 19 10:30:22 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1353 * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
1354 (trace_input_func): Use them.
1355 (trace_input_func): Make sure there is a trailing space after the
1357 (OP_6200): Fix tracing info.
1359 * Makefile.in (run): Add dependencies on libbfd.a and
1362 Wed Sep 18 09:13:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1364 * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
1365 numbers and function names in debug trace.
1366 (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
1368 (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
1369 and exit system call trap being executed.
1371 * interp.c (sim_stop_reason): Set exit code correctly for stop
1372 instruction and exit system call trap.
1374 * configure.in (--enable-sim-cflags): Remove trace case.
1375 (--enable-sim-debug): New switch to set the debug values.
1376 * configure: Regenerate.
1378 * simops.c (trace_{input,output}_func): Rename from
1379 trace_{input,output}.
1380 (trace_{input,output}): Call trace_{input,output}_func if
1381 d10v_debug is non-zero.
1382 (SIZE_INSTRUCTION): Cut down to 8.
1383 (SIZE_OPERANDS): Cut down to 18.
1384 (SIZE_LOCATION): New value for size of line number, function name
1386 (init_text_p,text{,_start,_end}): New static variables for
1387 printing line number and function name.
1388 (exec_bfd): New external that run.c sets.
1389 (trace_input_func): Print line number and function name if
1390 available and if desired.
1391 (OP_4E09): Don't print out DBT message.
1392 (OP_5FE0): Set exception field to SIG_D10V_STOP.
1393 (OP_5F00): Set exception field to SIG_D10V_EXIT.
1395 Sat Sep 14 22:18:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1397 * interp.c (do_2_short): If the instruction encodes jump->ins,
1398 don't do the second instruction if the jump succeeds.
1400 Fri Sep 13 22:35:19 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1402 * simops.c (OP_5F00): Use unknown traps to print all GPRs,
1403 accumulators, PC, and F0/F1/C flags.
1405 Thu Sep 12 12:50:11 1996 Mark Alexander <marka@cygnus.com>
1407 * simops.c (OP_5F00): Fix problems with system calls.
1409 Thu Sep 12 12:19:28 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1411 * simops.c (OP_5F00): Correct tracing information for trap.
1413 Wed Sep 11 18:55:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1415 * Makefile.in (CSEARCH): Correctly find opcodes directory.
1417 Mon Sep 9 13:27:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1419 * simops.c (trace_output): Properly align accumulator output.
1420 (OP_3{0,2,4}00): Properly parenthesize test expression. Add error
1421 if shift count is too high.
1422 (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
1423 (OP_4E09): Make cpfg properly trace the input flags.
1424 (op_types): Add OP_FLAG_OUTPUT.
1425 (trace_{input,output}): Support OP_FLAG_OUTPUT.
1426 (OP_31000000): This ld2w varient is a 16-bit memory reference, not
1427 an 8-bit memory reference instruction for tracing purposes.
1428 (OP_201): Addi needs to set the carry.
1430 Fri Sep 6 17:56:17 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1432 * simops.c (OP_2600, OP_2601): Changed min and max comparisons
1433 to use signed register values.
1435 Wed Sep 4 11:35:17 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1437 * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
1439 (_ins_type): New enumeration to specify which container an
1440 instruction is in, and whether it is part of a parallel operation.
1441 (_state): Add ins_type field.
1442 ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
1443 (ins_type_counters): Counters for the various instruction types.
1444 ({left,right}_nops): Counters for the number of nops in each
1446 (d10v_debug): New variable to indicate whether debugging is turned
1449 * simops.c: (all functions): Change all #ifdef DEBUG code so that
1450 the input and output values can be traced, along with the
1451 instruction type. Make the -t option enable tracing.
1452 (all functions): Change printf calls to use the printf_filtered
1453 function in the callback table.
1455 * interp.c (_leftright): New enumeration to say whether 2 short
1456 instructions are done left first or right first.
1457 (do_{long,2_short,parallel}): Indicate in the machine state which
1458 type of instruction this is. Count each of the types of
1459 instructions executed.
1460 (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
1462 (sim_resume): Pass left/right indication to do_2_short.
1463 (all functions): Change printf calls to use the printf_filtered
1464 function in the callback table.
1465 (sim_trace): Turn on debug flag if DEBUG was defined, and call
1467 (sim_info): Print out statistics on instructions.
1468 (sim_{trace,create_inferior}): Eliminate extraneous output unless
1470 (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
1471 Only initialize the hash table the first time sim_open is called.
1473 * Makefile.in: Make objects depend on d10v_sim.h.
1474 ({,SIM_}CFLAGS): Include configure dependent switches. Setting
1475 CFLAGS does not override host/target defines or SIM_CFLAGS.
1476 (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
1477 (run): By default, the math library is not needed to be linked
1479 ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
1481 (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
1483 ({run,callback}.o): Provide explicit paths to their appropriate
1485 (gencode{,.o},d10v-opc.o): Split compilation into creating object
1486 and linking. Instead of linking in libopcodes.a, just compile
1487 d10v-opc.o directly to handle canadian cross.
1488 (CSEARCH): Add opcodes directory.
1490 * configure.in (--enable-sim-cflags): New switch to allow user to
1492 (CC_FOR_BUILD): Deal with canadian crosses.
1493 * configure: Regenerate.
1495 Wed Sep 04 04:45:34 1996 Mark Alexander <marka@cygnus.com>
1497 * simops.c: Include correct syscall.h for d10v, not host's.
1498 Fix #ifdef SYS_stat.
1500 Tue Sep 3 14:00:04 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1502 * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
1503 Add trap 2 to be printf and trap 3 to be putchar.
1505 Wed Aug 28 21:42:34 1996 Mark Alexander <marka@cygnus.com>
1507 * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
1508 for low-level system calls.
1510 Wed Aug 28 17:33:19 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1512 * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
1514 Mon Aug 26 18:30:28 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1516 * d10v_sim.h (SEXT32): Added.
1517 * interp.c: Commented out printfs.
1518 * simops.c: Fixed error in sb and st2w.
1520 Thu Aug 15 13:30:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1522 * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
1523 DSP instructions. Added modulo addressing.
1525 Sun Aug 11 12:57:15 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1527 * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
1529 Fri Aug 2 17:44:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1531 * d10v_sim.h, simops.c: Snapshot.
1533 Thu Aug 1 17:05:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1535 * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
1536 gencode.c, interp.c, simops.c: Created.