1 2015-04-15 Mike Frysinger <vapier@gentoo.org>
3 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
4 * sim-main.h (STATE_CPU): Delete.
6 2015-04-13 Mike Frysinger <vapier@gentoo.org>
8 * configure: Regenerate.
10 2015-04-06 Mike Frysinger <vapier@gentoo.org>
12 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
14 2015-04-02 Mike Frysinger <vapier@gentoo.org>
16 * interp.c (lookup_hash): Change SIGILL to GDB_SIGNAL_ILL.
17 (sim_resume): Change SIGBUS/SIGSEGV to GDB_SIGNAL_BUS, SIGILL to
18 GDB_SIGNAL_ILL, and SIGTRAP to GDB_SIGNAL_TRAP.
20 2015-04-01 Mike Frysinger <vapier@gentoo.org>
22 * interp.c (sim_set_profile, sim_set_profile_size): Delete.
24 2015-03-31 Mike Frysinger <vapier@gentoo.org>
26 * Makefile.in (simops.o): New rule.
28 2015-03-30 Mike Frysinger <vapier@gentoo.org>
30 * d10v_sim.h (text, text_start, text_end, prog_bfd): Delete.
31 (SEXT8, SEXT16, SEXT32, MASK32): Undefine.
32 * interp.c: Delete run-sim.h and d10v_sim.h includes. Include
33 sim-main.h and sim-options.h.
34 (myname, sim_kind, init_text_p, prog_bfd_was_opened_p, prog_bfd,
35 text, text_start, text_end, decode_pc, sim_set_profile,
36 sim_set_profile_size, sim_set_trace, sim_set_callbacks,
37 sim_trace, sim_do_command, sim_load): Delete.
38 (INLINE): Delete define.
39 (free_state): New function.
40 (trace_sd): Declare global variable.
41 (sim_open): Rewrite to use new common logic.
42 (sim_close): Delete body.
43 * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
44 (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
45 * sim-main.h: New file.
46 * simops.c: Change d10v_sim.h include to sim-main.h.
47 (trace_input_func): Rewrite pc checks to use trace_sd.
49 2015-03-30 Mike Frysinger <vapier@gentoo.org>
51 * Makefile.in (SIM_EXTRA_CFLAGS): Delete -DNEED_UI_LOOP_HOOK.
52 * interp.c [NEED_UI_LOOP_HOOK] (UI_LOOP_POLL_INTERVAL,
53 ui_loop_hook_counter, deprecated_ui_loop_hook): Delete.
54 (sim_resume) [NEED_UI_LOOP_HOOK]: Delete ui code.
56 2015-03-30 Mike Frysinger <vapier@gentoo.org>
58 * Makefile.in (gencode.o, d10v-opc.o): Add $(WARN_CFLAGS).
59 (gencode): Add $(BUILD_LDFLAGS).
60 * endian.c (get_word, get_longword, get_longlong, write_word,
61 write_longword, write_longlong): Convert old style prototypes.
62 * gencode.c: Include string.h.
63 (main): Convert old style prototype.
64 (write_header): Convert old style prototype and fix printf format.
65 (write_template, write_opcodes): Likewise.
66 (check_opcodes): Mark static void.
67 * interp.c: Include inttypes.h and run-sim.h.
68 (hash, lookup_hash, decode_pc, do_long, do_2_short, do_parallel,
69 add_commas, sim_size, sim_write, sim_read, sim_open, sim_close,
70 sim_set_profile, sim_set_profile_size, sim_stop, +sim_resume,
71 sim_info, sim_set_callbacks, sim_stop_reason, sim_fetch_register,
72 sim_store_register, sim_do_command, sim_load): Convert old style
74 (sim_create_inferior): Fix pointer cast to use uintptr_t.
75 * simops.c (strrchr): Delete prototype.
76 (trace_input_func): Mark name static.
77 (trace_input_func, trace_output_void, trace_output_flag): Convert old style
79 (OP_*): Convert old style prototypes.
81 2015-03-30 Mike Frysinger <vapier@gentoo.org>
83 * Makefile.in (interp.o, simops.o, endian.o, table.o): Delete rules.
84 * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
85 SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT, and
87 * config.in, configure: Regenerate.
88 * interp.c (sim_trace): Define.
90 2015-03-16 Mike Frysinger <vapier@gentoo.org>
92 * config.in, configure: Regenerate.
94 2015-03-14 Mike Frysinger <vapier@gentoo.org>
96 * Makefile.in (SIM_EXTRA_CFLAGS): Add
97 -DSIM_USE_DEPRECATED_RUN_FRONTEND.
98 (SIM_RUN_OBJS): Set to run.o.
100 2015-03-14 Mike Frysinger <vapier@gentoo.org>
102 * configure.ac (AC_CHECK_HEADERS): Delete.
103 * aclocal.m4, configure: Regenerate.
105 2014-08-19 Alan Modra <amodra@gmail.com>
107 * configure: Regenerate.
109 2014-08-15 Roland McGrath <mcgrathr@google.com>
111 * configure: Regenerate.
112 * config.in: Regenerate.
114 2014-03-10 Mike Frysinger <vapier@gentoo.org>
116 * interp.c (sim_do_command): Add const to cmd.
118 2014-03-05 Mike Frysinger <vapier@gentoo.org>
120 * interp.c (sim_load): Add const to prog.
122 2014-03-04 Mike Frysinger <vapier@gentoo.org>
124 * configure: Regenerate.
126 2013-09-23 Alan Modra <amodra@gmail.com>
128 * configure: Regenerate.
130 2013-06-03 Mike Frysinger <vapier@gentoo.org>
132 * aclocal.m4, configure: Regenerate.
134 2013-05-10 Freddie Chopin <freddie_chopin@op.pl>
136 * configure: Rebuild.
138 2012-06-19 Joel Brobecker <brobecker@adacore.com>
140 * interp.c: #include "config.h" instead of "sysdep.h".
141 Add conditional include of string.h or strings.h, as well as
142 conditional include of stdlib.h.
144 2012-06-15 Joel Brobecker <brobecker@adacore.com>
146 * config.in, configure: Regenerate.
148 2012-05-24 Pedro Alves <palves@redhat.com>
152 Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
154 2012-03-24 Mike Frysinger <vapier@gentoo.org>
156 * aclocal.m4, config.in, configure: Regenerate.
158 2011-12-03 Mike Frysinger <vapier@gentoo.org>
160 * aclocal.m4: New file.
161 * configure: Regenerate.
163 2011-10-17 Mike Frysinger <vapier@gentoo.org>
165 * configure.ac: Change include to common/acinclude.m4.
167 2011-10-17 Mike Frysinger <vapier@gentoo.org>
169 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
170 call. Replace common.m4 include with SIM_AC_COMMON.
171 * configure: Regenerate.
173 2010-04-14 Mike Frysinger <vapier@gentoo.org>
175 * interp.c (sim_write): Add const to buffer arg.
177 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
179 * configure: Regenerate.
181 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
183 * config.in: Regenerate.
184 * configure: Likewise.
186 * configure: Regenerate.
188 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
190 * configure: Regenerate to track ../common/common.m4 changes.
193 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
194 Daniel Jacobowitz <dan@codesourcery.com>
195 Joseph Myers <joseph@codesourcery.com>
197 * configure: Regenerate.
199 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
201 * acconfig.h: Remove.
202 * config.in: Regenerate.
204 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
206 * configure: Regenerated.
208 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
210 * configure: Regenerated.
212 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
214 * configure: Regenerated.
216 2006-04-18 Nick Clifton <nickc@redhat.com>
218 * interp.c (sim_stop_reason): Fix typo.
220 2005-11-28 Mark Mitchell <mark@codesourcery.com>
222 * interp.c (gdb/signals.h): Include it.
223 (sim_stop_reason): Use TARGET_SIGNAL_*.
225 2005-03-23 Mark Kettenis <kettenis@gnu.org>
227 * configure: Regenerate.
229 2005-01-14 Andrew Cagney <cagney@gnu.org>
231 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
232 explicit call to AC_CONFIG_HEADER.
233 * configure: Regenerate.
235 2005-01-12 Andrew Cagney <cagney@gnu.org>
237 * configure.ac: Update to use ../common/common.m4.
238 * configure: Re-generate.
240 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
242 * configure: Regenerated to track ../common/aclocal.m4 changes.
244 2005-01-07 Andrew Cagney <cagney@gnu.org>
246 * configure.ac: Rename configure.in, require autoconf 2.59.
247 * configure: Re-generate.
249 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
251 * configure: Regenerate for ../common/aclocal.m4 update.
253 2004-06-28 Andrew Cagney <cagney@gnu.org>
255 * interp.c (sim_resume): Rename ui_loop_hook to
256 deprecated_ui_loop_hook.
258 2003-10-30 Andrew Cagney <cagney@redhat.com>
260 * simops.c: Replace "struct symbol_cache_entry" with "struct
263 2003-06-22 Andrew Cagney <cagney@redhat.com>
265 * interp.c (xfer_mem): Simplify. Only do a single partial
266 transfer. Problem reported by Tom Rix.
268 2003-05-07 Andrew Cagney <cagney@redhat.com>
270 * interp.c (sim_d10v_translate_addr): Add "regcache" parameter.
271 (sim_d10v_translate_imap_addr): Ditto.
272 (sim_d10v_translate_dmap_addr): Ditto.
273 (xfer_mem): Pass NULL regcache to sim_d10v_translate_addr.
274 (dmem_addr): Pass NULL regcache to sim_d10v_translate_dmap_addr.
275 (dmap_register, imap_register): Add "regcache" parameter.
276 (imem_addr): Pass NULL regcache to sim_d10v_translate_imap_addr.
277 (sim_fetch_register): Pass NULL regcache to imap_register and
280 2003-02-27 Andrew Cagney <cagney@redhat.com>
282 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
284 2002-11-13 Andrew Cagney <cagney@redhat.com>
286 * simops.c: Include <string.h>.
288 2002-06-17 Andrew Cagney <cagney@redhat.com>
290 * d10v_sim.h (SET_PSW_BIT): Add cast to avoid inverting an enum.
292 2002-06-16 Andrew Cagney <ac131313@redhat.com>
294 * configure: Regenerated to track ../common/aclocal.m4 changes.
296 2002-06-13 Tom Rix <trix@redhat.com>
298 * interp.c (xfer_mem): Fix transfers across multiple segments.
300 2002-06-09 Andrew Cagney <cagney@redhat.com>
302 * Makefile.in (INCLUDE): Update path to callback.h.
303 * gencode.c: Do not include "callback.h".
304 * d10v_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
307 2002-06-08 Andrew Cagney <cagney@redhat.com>
309 * interp.c (sim_fetch_register): Fix name of enum used in cast.
310 (sim_store_register): Ditto.
312 2002-06-02 Elena Zannoni <ezannoni@redhat.com>
314 From Jason Eckhardt <jle@redhat.com>
315 * d10v_sim.h (INC_ADDR): Correctly handle the case where MOD_E is
316 less than MOD_S (post-decrement).
318 2002-06-01 Andrew Cagney <ac131313@redhat.com>
320 * interp.c (sim_fetch_register, sim_store_register): Use a switch
321 statement and enums from "sim-d10v.h".
323 2002-05-28 Elena Zannoni <ezannoni@redhat.com>
325 * interp.c (sim_create_inferior): Add comment.
327 From Alan Matsuoka <alanm@redhat.com>:
328 From 2001-04-27 Jason Eckhardt <jle@cygnus.com>:
329 * simops.c (OP_4400): Output "mvf0f" instead of "mf0f".
330 (OP_4401): Output "mvf0t" instead of "mf0t".
331 (OP_460B): Do not output a flag register.
332 (OP_4609): Do not output a flag register.
334 2002-05-23 Andrew Cagney <ac131313@redhat.com>
336 * Makefile.in (INCLUDE): Add "gdb/sim-d10v.h".
337 * interp.c: Include "gdb/sim-d10v.h" instead of "sim-d10v.h".
339 2001-08-01 John R. Moore <jmoore@redhat.com>
341 * interp.c (sim_create_inferior): Removed a hack that stated
342 it was setting r0/r1 with argc/argv.
344 2001-04-15 J.T. Conklin <jtc@redback.com>
346 * Makefile.in (simops.o): Add simops.h to dependency list.
348 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
350 * configure: Regenerated to track ../common/aclocal.m4 changes.
352 Tue Apr 18 16:26:41 2000 Andrew Cagney <cagney@b1.cygnus.com>
354 * interp.c (sim_resume): Deliver SIGILL.
355 (lookup_hash): Do not print SIGILL message.
357 Tue Feb 22 18:24:56 2000 Andrew Cagney <cagney@b1.cygnus.com>
359 * Makefile.in (SIM_EXTRA_CFLAGS): Define SIM_HAVE_ENVIRONMENT.
360 * interp.c (sim_set_trace): Replace sim_trace. Enable tracing.
362 Tue Feb 8 17:41:12 2000 Andrew Cagney <cagney@b1.cygnus.com>
364 * d10v_sim.h (SIG_D10V_BUS): Define.
366 * simops.c (address_exception): Delete function.
367 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
368 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
369 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
370 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): Replace call to
371 address_exception with code that sets SIG_D10V_BUS.
373 * interp.c (sim_resume): When SIGBUS or SIGSEGV, deliver a bus
374 error to the simulator before resuming execution.
375 (sim_trace): Check stop reason and use that to determine sim_trace
377 (sim_stop_reason): For SIG_D10V_BUS return a SIGBUS / SIGSEGV
380 Tue Jan 18 16:07:42 MST 2000 Diego Novillo <dnovillo@cygnus.com>
382 * interp.c (sim_create_inferior): Change internal initial value for
385 Mon Jan 3 02:06:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
387 * interp.c (lookup_hash): Stop the update of the PC when there was
388 an illegal instruction exception.
390 Mon Jan 3 00:14:33 2000 Andrew Cagney <cagney@b1.cygnus.com>
392 * simops.c (address_exception): New function.
393 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
394 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
395 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
396 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): For "ld", "ld2w", "st"
397 and "st2w" check that the address is aligned.
399 1999-12-30 Chandra Chavva <cchavva@cygnus.com>
401 * d10v_sim.h (INC_ADDR): Added code to assign
402 proper address for loads with predec operations.
404 1999-11-25 Nick Clifton <nickc@cygnus.com>
406 * simops.c (OP_4E0F): New function: Simulate new bit pattern for
409 Fri Oct 29 18:34:28 1999 Andrew Cagney <cagney@b1.cygnus.com>
411 * simops.c (move_to_cr): Don't allow user to set PSW.DM in either
414 Thu Oct 28 01:26:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
416 * simops.c (OP_5F20): Use SET_HW_PSW when updating PSW.
417 (PSW_HW_MASK): Declare.
419 * d10v_sim.h (move_to_cr): Add ``psw_hw_p'' parameter.
420 (SET_CREG, SET_PSW_BIT): Update.
421 (SET_HW_CREG, SET_HW_PSW): Define.
423 Sun Oct 24 21:38:04 1999 Andrew Cagney <cagney@b1.cygnus.com>
425 * interp.c (sim_d10v_translate_dmap_addr): Fix extraction of IOSP
428 Sun Oct 24 16:04:16 1999 Andrew Cagney <cagney@b1.cygnus.com>
430 * interp.c (sim_d10v_translate_addr): New function.
431 (xfer_mem): Rewrite. Use sim_d10v_translate_addr.
432 (map_memory): Make INLINE.
434 Sun Oct 24 13:45:19 1999 Andrew Cagney <cagney@b1.cygnus.com>
436 * interp.c (sim_d10v_translate_dmap_addr): New function.
437 (dmem_addr): Rewrite. Use sim_d10v_translate_dmap_addr. Change
438 offset parameter to type uint16.
439 * d10v_sim.h (dmem_addr): Update declaration.
441 Sun Oct 24 13:07:31 1999 Andrew Cagney <cagney@b1.cygnus.com>
443 * interp.c (imap_register, set_imap_register, dmap_register,
444 set_imap_register): Use map_memory.
446 (sim_create_inferior): Initialize all DMAP registers. NOTE that
447 DMAP2, in internal memory mode, is set to 0x0000 and NOT
448 0x2000. This is consistent with the older d10v boards.
450 Sun Oct 24 11:22:12 1999 Andrew Cagney <cagney@b1.cygnus.com>
452 * interp.c (sim_d10v_translate_imap_addr): New function.
453 (imem_addr): Rewrite. Use sim_d10v_translate_imap_addr.
454 (last_from, last_to): Declare.
456 Sun Oct 24 01:21:56 1999 Andrew Cagney <cagney@b1.cygnus.com>
458 * d10v_sim.h (struct d10v_memory): Define. Support very long
460 (struct _state): Replace imem, dmem and umem by mem.
461 (IMAP_BLOCK_SIZE, DMAP_BLOCK_SIZE, SEGMENT_SIZE, IMEM_SEGMENTS,
462 DMEM_SEGMENTS, UMEM_SEGMENTS): Define.
464 * interp.c (map_memory): New function.
465 (sim_size, xfer_memory, imem_addr, dmem_addr): Update.
466 (UMEM_SEGMENTS): Moveed to "d10v_sim.h".
467 (IMEM_SIZEDMEM_SIZE): Delete.
469 Sat Oct 23 20:06:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
471 * interp.c: Include "sim-d10v.h".
472 (imap_register, set_imap_register, dmap_register,
473 set_dmap_register, spi_register, spu_register, set_spi_register,
474 set_spu_register): New functions.
475 (sim_create_inferior): Update.
476 (sim_fetch_register, sim_store_register): Rewrite. Use enums
477 defined in sim-d10v.h.
479 * d10v_sim.h (DEBUG_MEMORY): Define.
480 (IMAP0, IMAP1, DMAP, SET_IMAP0, SET_IMAP1, SET_DMAP): Delete.
482 Sat Oct 23 18:41:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
484 * interp.c (sim_open): Allow a debug value to be passed to the -t
486 (lookup_hash): Don't exit on an illegal instruction.
487 (do_long, do_2_short, do_parallel): Check for failed instruction
490 Mon Oct 18 18:03:24 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
492 * simops.c (OP_3220): Fix trace output for illegal accumulator
495 1999-09-14 Nick Clifton <nickc@cygnus.com>
497 * simops.c: Disable setting of DM bit in PSW.
499 Wed Sep 8 19:34:55 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
501 * simops.c (op_types): Added new memory indirect type OP_MEMREF3.
502 (trace_input_func): Added support for OP_MEMREF3.
503 (OP_32010000): New instruction ld.
504 (OP_33010000): New instruction ld2w.
505 (OP_5209): New instruction sac.
506 (OP_4209): New instruction sachi.
507 (OP_3220): New instruction slae.
508 (OP_36010000): New instruction st.
509 (OP_37010000): New instruction st2w.
511 1999-09-09 Stan Shebs <shebs@andros.cygnus.com>
513 * interp.c (old_segment_mapping): New global.
514 (xfer_mem): Change the default segment mapping to be the way
515 that Mitsubishi prefers, but use the previous mapping if
516 old_segment_mapping is true.
517 (sim_open): Add an option -oldseg to get the old mapping.
518 (sim_create_inferior): Init mapping registers based on the
519 value of old_segment_mapping.
521 1999-09-07 Nick Clifton <nickc@cygnus.com>
523 * simops.c (OP_6601): Do not write back decremented address if
524 either of the destination registers was the same as the address
526 (OP_6201): Do not write back incremented address if either of the
527 destination registers was the same as the address register.
529 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
531 * configure: Regenerated to track ../common/aclocal.m4 changes.
533 1999-05-08 Felix Lee <flee@cygnus.com>
535 * configure: Regenerated to track ../common/aclocal.m4 changes.
537 1999-04-02 Keith Seitz <keiths@cygnus.com>
539 * interp.c (ui_loop_hook_counter): New global (when NEED_UI_LOOP_HOOK
541 (sim_resume): If the counter has expired, call the ui_loop_hook,
543 (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the frequency of
545 * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
547 Wed Mar 10 19:32:13 1999 Nick Clifton <nickc@cygnus.com>
549 * simops.c: If load instruction with auto increment/decrement
550 addressing is used when the destination register is the same as
551 the address register, then ignore the auto increment/decrement.
553 Wed Mar 10 19:32:13 1999 Martin M. Hunt <hunt@cygnus.com>
555 * simops.c (OP_5F00): Ifdef SYS_stat case because
556 not all systems have it defined.
558 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
560 * simops.c (OP_5607): Correct saturation comparison/assignment.
561 (OP_1201, OP_1203, OP_17001200, OP_17001202,
562 OP_2A00, OP_2800, OP_2C00, OP_3200, OP_3201,
563 OP_1001, OP_1003, OP_17001000, OP_17001002): Ditto.
565 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
567 * simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
573 1999-01-13 Jason Molenda (jsm@bugshack.cygnus.com)
575 * simops.c (OP_1223): Sign extend MIN32 and MAX32 before saturation
578 Tue Nov 24 17:04:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
580 * simops.c (sys/syscall.h): Include targ-vals.h instead.
581 (SYS_*): Replace with TARGET_SYS_*.
583 * Makefile.in: Add dependency on targ-vals.h.
584 (NL_TARGET): Define as NL_TARGET_d10v.
586 Wed Sep 30 00:06:32 1998 Andrew Cagney <cagney@amy.cygnus.com>
588 * interp.c (xfer_mem): Missing break, instruction memory case
589 flowed into unified memory case.
591 Wed Sep 30 10:14:18 1998 Nick Clifton <nickc@cygnus.com>
593 * simops.c: If load instruction with auto increment/decrement
594 addressing is used when the destination register is the same as
595 the address register, then ignore the auto increment/decrement.
597 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
599 * configure: Regenerated to track ../common/aclocal.m4 changes.
601 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
603 * configure: Regenerated to track ../common/aclocal.m4 changes.
606 Sun Apr 26 15:20:23 1998 Tom Tromey <tromey@cygnus.com>
608 * acconfig.h: New file.
609 * configure.in: Reverted change of Apr 24; use sinclude again.
611 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
613 * configure: Regenerated to track ../common/aclocal.m4 changes.
616 Fri Apr 24 11:20:06 1998 Tom Tromey <tromey@cygnus.com>
618 * configure.in: Don't call sinclude.
620 Fri Apr 24 11:04:46 1998 Andrew Cagney <cagney@chook.cygnus.com>
622 * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
624 * d10v_sim.h (remote-sim.h, sim-config.h): Include.
626 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
628 * configure: Regenerated to track ../common/aclocal.m4 changes.
630 Wed Apr 1 12:59:17 1998 Andrew Cagney <cagney@b1.cygnus.com>
632 * simops.c (trace_input_func): Use move_from_cr / CREGS to obtain
634 (OP_OP_1000000, add3): Trace inputs before performing add.
635 (OP_5F00, <*>): Trace input registers before making system call.
636 (OP_5F00, <kill>): Trace R0, R1 not REGn.
637 (OP_5F00, <getpid>): Always return 47.
639 * d10v_sim.h (SLOT, SLOT_NR, SLOT_PEND_MASK, SLOT_PEND,
640 SLOT_DISCARD, SLOT_FLUSH): Define. An implementation of write
642 (struct _state): Add struct slot slot to global state variable.
643 (struct _state): Delete fields SM, EA, DB, DM, IE, RP, MD, FX, ST,
644 F0, F1, C from global State variable.
645 (struct _state): Add struct trace to global State variable.
646 (GPR, SET_GPR): Define. SET_GPR uses SLOT_PEND.
647 (PSW*, SET_PSW*): Define. SET_PSW* uses SET_CREG.
648 (CREG, SET_CREG, SET_*): Define. SET_CREG uses func move_to_cr.
649 (INC_ADDR): Re-implement. Use SET_GPR to update registers.
650 (JMP): Re-implement. Use SET_* to update registers.
652 * interp.c: Use new SET_* et.al. macros to fetch / store
654 (get_operands): Squirrel away trace values at start of each
656 (do_2_short): Flush pending writes before issuing second
658 (sim_resume): Flush pending writes at end of instruction cycle.
659 (sim_fetch_register, sim_store_register, sim_create_inferior):
660 After scheduling updates to registers using SET_*, flush updates.
661 (sim_resume): Re-order handling of RPT/repeat and IBA/hbreak so
662 that each sets pc using SET_* and last SET_* eventually winds out.
664 * simops.c: Use new SET_* et.al. macros to fetch / store
666 (move_to_cr): Add MASK argument for selective update of CREG bits.
667 Re-implement using new SET_* macros.
668 (trace_output_func, trace_output): Delete. Replace with.
669 (do_trace_output_flush, trace_output_finish, trace_output_40,
670 trace_output_32, trace_output_16, trace_output_void,
671 trace_output_flag): New functions. Handle specific trace cases.
672 (OP_*): Re-write tracing to use new trace_output_* functions.
673 (OP_*): Re-write to use new SET_* et.al. macros.
674 (FUNC, PARM[1-4], RETVAL, RETVAL32): Redo definition.
675 (RETVAL_HIGH, RETVAL_LOW): Delete, use RETVAL32.
677 Wed Apr 1 12:55:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
679 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
680 configure: Re-generate.
682 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
684 * configure: Regenerated to track ../common/aclocal.m4 changes.
686 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
688 * configure: Regenerated to track ../common/aclocal.m4 changes.
690 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
692 * configure: Regenerated to track ../common/aclocal.m4 changes.
694 Tue Feb 17 12:38:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
696 * interp.c (sim_store_register, sim_fetch_register): Pass in
697 length parameter. Return -1.
699 Mon Oct 27 14:43:33 1997 Fred Fish <fnf@cygnus.com>
701 * (dmem_addr): If address is illegal or in I/O space, signal a bus
702 error. Allocate unified memory on demand. Fix DMEM address
705 Mon Feb 16 10:27:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
707 * simops.c (OP_5F20): Implement "dbt".
708 (OP_5F60): Implement "rtd".
710 * d10v_sim.h (DPC_CR): Define enum.
711 (DBT_VECTOR_START): Define
714 Fri Feb 13 15:15:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
716 * simops.c (move_to_cr): Sync regs[SP_IDX] with State.sp according
719 * d10v_sim.h (struct _state): Add sp, as holding area for SPI/SPU.
722 Wed Feb 11 16:53:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
724 * simops.c (OP_5F00): Call error instead of abort for unknown
727 * d10v_sim.h (enum): Define DPSW_CR.
729 * simops.c (move_to_cr): Mask out hardwired zero bits in DPSW.
731 Tue Feb 10 18:28:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
733 * interp.c (sim_write_phys): Delete.
734 (sim_load): Call sim_load_file with sim_write and LMA.
736 Mon Feb 9 12:05:01 1998 Andrew Cagney <cagney@b1.cygnus.com>
738 * interp.c: Rewrite xfer_mem so that it translates addresses as -
739 0x00... - DMAP translated memory, 0x01... IMAP translated memory,
740 0x10... - on-chip data, 0x11... - on-chip insn, 0x12... - unified
743 (imem_addr): New function - translate IMEM address.
744 (sim_resume): Use imem_addr to translate insn address, abort if
746 (sim_create_inferior): Write ARGV to memory using sim_write. Pass
747 argc/argv using r0/r1 not r2/r3.
748 (sim_size): Do not initialize IMAP/DMAP here.
749 (sim_open): Call sim_create_inferior and sim_size to initialize
751 (sim_create_inferior): Initialize IMAP/DMAP to hardware reset
753 (init_system): Delete.
754 (xfer_mem, sim_fetch_register, sim_store_register): Do not call
756 (decode_pc): Check prog_bfd is defined before looking up .text
759 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
761 * configure: Regenerated to track ../common/aclocal.m4 changes.
763 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
765 * configure: Regenerated to track ../common/aclocal.m4 changes.
767 Sun Jan 25 22:23:01 1998 Michael Meissner <meissner@cygnus.com>
769 * interp.c (sim_stop_reason): Exit status is now in r0, not r2.
771 Sat Jan 24 19:00:30 1998 Michael Meissner <meissner@cygnus.com>
773 * d10v_sim.h (DEBUG_TRAP): New debug flag.
775 * simops.c (OP_5F00): If DEBUG_TRAP is on, turn traps 0-14 into
776 printing the registers.
778 Thu Jan 22 17:54:01 1998 Michael Meissner <meissner@cygnus.com>
780 * simops.c (op_types): New ABI, args are r0..r3, system call # is
782 (trace_{in,out}put_func): Ditto.
784 (OP_24800000): Ditto.
788 Thu Jan 22 14:30:36 1998 Fred Fish <fnf@cygnus.com>
790 * interp.c (UMEM_SEGMENTS): New define, set to 128.
791 (sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
792 (sim_close): Reset prog_bfd to NULL after closing it. Also
793 reset prog_bfd_was_opened_p after closing prog_bfd.
794 (sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
795 (sim_create_inferior): Get start address from abfd not prog_bfd.
796 (xfer_mem): Do bounds checking on addresses and return zero length
797 read/write on bad addresses, rather than aborting. Prepare to
798 be able to handle xfers that cross segment boundaries, but not
799 yet implemented. Only emit debug message when d10v_debug is
800 set as well as DEBUG being defined.
802 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
804 * configure: Regenerated to track ../common/aclocal.m4 changes.
806 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
808 * configure: Regenerated to track ../common/aclocal.m4 changes.
811 Tue Dec 9 10:28:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
813 * d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
814 (BPSW): Ditto for BPSW_CR and not PSW_CR.
816 * simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
818 Mon Dec 8 12:58:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
820 * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
821 reserved trap from 0 to 15. Add trap emulation code for 0-14.
823 * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
826 * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
827 SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
829 * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
831 (OP_5F00): For "trap", update BPSW with move_to_cr.
833 Fri Dec 5 15:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
835 * d10v_sim.h (enum): Enumerate CR register names.
836 (enum): Enumerate PSW bit values.
837 (PSW): Obtain value uing move_from_cr.
838 (MOD_S, MOD_E, BPSW): Make r-values.
839 (move_from_cr, move_to_cr): Declare functions.
841 * interp.c (sim_fetch_register, sim_store_register): Use
842 move_from_cr and move_to_cr for CR register transfers.
844 * simops.c (move_from_cr, move_to_cr): New functions.
845 (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
846 (OP_5600): For "mvtc", use function move_to_cr.
847 (OP_5200): For "mvfc", use function move_from_cr.
849 Fri Dec 5 13:33:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
851 * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
854 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
856 * configure: Regenerated to track ../common/aclocal.m4 changes.
858 Thu Dec 4 16:51:02 1997 Andrew Cagney <cagney@b1.cygnus.com>
860 * d10v_sim.h (struct _state): Add DM - PSW debug mask.
862 * simops.c (OP_5600): For "mvtc", save PSW.DM.
863 (OP_5200): Ditto for "mvfc".
865 Wed Dec 3 17:27:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
867 * d10v_sim.h (SEXT56): Define.
869 * simops.c (OP_4201): For "rac", sign extend 56 bit value before
872 * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
875 Tue Dec 2 15:38:34 1997 Fred Fish <fnf@cygnus.com>
877 * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
878 RIGHT_FIRST, as appropriate, instead of hardcoded ints that
879 don't match enum values.
881 Tue Dec 2 15:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
883 * simops.c (OP_3A00): For "macu", perform multiply stage using 32
884 bit rather than 16 bit precision.
885 (OP_3C00): For "mulxu", store unsigned product in ACC.
886 (OP_3800): For "msbu", subtract unsigned product from ACC,
887 (OP_0): For "sub", compute carry by comparing inputs.
889 Tue Dec 2 11:04:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
891 * simops.c (OP_1000): For "sub2w", compute carry by comparing
894 Mon Nov 17 20:57:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
896 * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
897 carry indicated by value > 0xffff.
899 Fri Nov 14 12:51:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
901 * interp.c (sim_resume): Don't set up SIGINT handler using signal,
903 (sim_resume): Fix race condition of a direct assignment to
904 stop_simulator, conditionally call sim_stop.
905 (sim_stop_reason): Check stop_simulator returning SIGINT. Clear
906 stop_simulator ready for next sim_resume call.
907 (sim_ctrl_c): Delete function.
909 Thu Nov 13 19:29:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
911 * interp.c (sim_resume): For "REP", only check/update the PC when
912 a branch instruction has not been executed.
914 Mon Nov 10 17:50:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
916 * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC. Sign
917 extend bit 44 all constants.
918 (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
920 Fri Oct 24 10:26:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
922 * d10v_sim.h: Include sim-types.h.
923 (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
924 using unsigned8 et.al. from sim-types.h.
925 (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
928 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
930 * interp.c (sim_write_phys): New function, write to physical
931 instead of virtual memory.
933 * interp.c (sim_load): Pass lma_p and sim_write_phys to
936 Mon Oct 13 10:55:07 1997 Fred Fish <cygnus.com>
938 * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
939 exception generation code to OP_6E01.
940 (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
943 Sat Oct 11 09:02:08 1997 Fred Fish <fnf@cygnus.com>
945 * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
948 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
950 * configure: Regenerated to track ../common/aclocal.m4 changes.
952 Sat Sep 27 12:51:34 1997 Fred Fish <fnf@cygnus.com>
954 * interp.c (pc_addr): Discard upper bit(s) of PC in case
955 IMAP1 selects unified memory.
956 * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
959 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
961 * configure: Regenerated to track ../common/aclocal.m4 changes.
963 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
965 * configure: Regenerated to track ../common/aclocal.m4 changes.
967 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
969 * configure: Regenerated to track ../common/aclocal.m4 changes.
971 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
973 * configure: Regenerated to track ../common/aclocal.m4 changes.
975 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
977 * configure: Regenerated to track ../common/aclocal.m4 changes.
979 Wed Sep 10 22:30:24 1997 Martin M. Hunt <hunt@cygnus.com>
981 * interp.c (sim_resume): Increment PC at end of rep
984 * simops.c (OP_4201): Fix rachi instruction.
986 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
988 * configure: Regenerated to track ../common/aclocal.m4 changes.
990 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
992 * configure: Regenerated to track ../common/aclocal.m4 changes.
995 Tue Aug 26 10:37:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
997 * interp.c (sim_kill): Delete.
998 (sim_create_inferior): Add ABFD argument.
999 (sim_load): Move setting of PC from here.
1000 (sim_create_inferior): To here.
1001 (start_address): Delete variable.
1003 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
1005 * configure: Regenerated to track ../common/aclocal.m4 changes.
1008 Mon Aug 25 15:39:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
1010 * interp.c (sim_open): Add ABFD argument.
1012 Tue May 20 10:14:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
1014 * interp.c (sim_open): Add callback argument.
1015 (sim_set_callbacks): Remove SIM_DESC argument.
1017 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
1019 * configure: Regenerated to track ../common/aclocal.m4 changes.
1021 Tue Apr 22 10:29:23 1997 Doug Evans <dje@canuck.cygnus.com>
1023 * interp.c (sim_open): Undo patch to add -E support.
1025 Fri Apr 18 13:39:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
1027 * interp.c (sim_stop): New function.
1029 Thu Apr 17 02:42:00 1997 Doug Evans <dje@canuck.cygnus.com>
1031 * Makefile.in (SIM_OBJS): Add sim-load.o.
1032 * d10v_sim.h (exec_bfd): Rename to prog_bfd.
1033 * interp.c: #include bfd.h.
1034 (myname, sim_kind, start_address): New static locals.
1035 (prog_bfd_was_opened_p, prog_bfd): New static locals.
1036 (decode_pc): Update to use prog_bfd.
1037 (sim_open): Set sim_kind, myname. Ignore -E arg.
1038 (sim_close): Close prog_bfd if simulator opened it.
1039 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
1040 (sim_load): Return SIM_RC. New arg abfd. Set start address from bfd.
1041 Call sim_load_file to load file into simulator.
1042 * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
1044 Wed Apr 16 16:12:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
1046 * simops.c (OP_5F00): Only provide system calls SYS_execv,
1047 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
1049 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1051 * configure: Regenerated to track ../common/aclocal.m4 changes.
1054 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
1056 * interp.c (sim_open): New arg `kind'.
1058 * configure: Regenerated to track ../common/aclocal.m4 changes.
1060 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1062 * configure: Regenerated to track ../common/aclocal.m4 changes.
1064 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1066 * configure: Re-generate.
1068 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
1070 * configure: Regenerate to track ../common/aclocal.m4 changes.
1072 * simops.c (OP_5F00): Remove old traps 1-3. Make trap 15 the same
1073 as trap 0, which will be deprecated. Only set errno, if an error
1074 in fact was returned.
1076 Thu Mar 13 12:41:20 1997 Doug Evans <dje@canuck.cygnus.com>
1078 * interp.c: Delete redundant prototypes of sim_foo fns.
1079 (sim_open): New SIM_DESC result. Argument is now in argv form.
1080 (other sim_*): New SIM_DESC argument.
1082 Thu Mar 13 10:29:04 1997 Michael Meissner <meissner@cygnus.com>
1084 * simops.c (trace_{input,output}_func): Call flush_stdout from the
1087 (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
1088 (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
1089 setting the carry bit after an add or a subtract.
1091 Wed Feb 12 16:04:15 1997 Michael Meissner <meissner@cygnus.com>
1093 * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
1094 40 bits of accumulators. Sign/zero extend as appropriate.
1096 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
1098 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1099 COMMON_{PRE,POST}_CONFIG_FRAG instead.
1100 * configure.in: sinclude ../common/aclocal.m4.
1101 * configure: Regenerated.
1103 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
1105 * configure configure.in Makefile.in: Update to new configure
1106 scheme which is more compatible with WinGDB builds.
1107 * configure.in: Improve comment on how to run autoconf.
1108 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1109 * Makefile.in: Use autoconf substitution to install common
1112 Fri Dec 27 22:54:05 1996 Angela Marie Thomas (angela@cygnus.com)
1114 * gencode.c: patch to not #include "d10v_sim.h" which
1115 unecessarily includes bfd.h and causes wingdb configure
1118 Mon Dec 16 13:39:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1120 * interp.c (xfer_mem): Change unified memory to 0x0.
1122 Thu Nov 28 20:42:56 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1124 * simops.c (OP_3E01): Fix tracing information.
1125 (OP_300{0,1}): Do not propigate sign.
1127 Mon Nov 25 19:47:40 1996 Doug Evans <dje@canuck.cygnus.com>
1129 * config.in (WORDS_BIGENDIAN): Add.
1130 * configure: Regenerated.
1131 * d10v_sim.h: #include "config.h"
1133 Sat Nov 23 09:34:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1135 * gencode.c (write_opcodes): Eliminate warnings when generated
1136 table.c is compiled.
1138 Wed Nov 20 19:41:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1140 * interp.c (sim_open): Cast result of calloc, and make sure NULL
1142 (dmem_addr): If address is illegal or in I/O space, signal a bus
1144 (pc_addr): Signal bus error, not illegal instruction for bogus
1147 Wed Nov 20 01:23:03 1996 Doug Evans <dje@canuck.cygnus.com>
1149 * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
1150 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1151 * configure.in: Simplify using macros in ../common/aclocal.m4.
1152 Call AC_CHECK_HEADERS(unistd.h).
1153 * configure: Regenerated.
1154 * config.in: New file.
1155 * interp.c: #include "callback.h".
1156 * simops.c: #include "config.h". #include <unistd.h> if present.
1158 Fri Nov 8 16:19:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1160 * d10v-sim.h (simops): Add flag is_long.
1161 (State): Add pc_changed. Instructions which update the PC should
1162 use the JMP macro which sets this.
1163 (JMP): New macro. Sets the PC and the pc_changed flag.
1165 * gencode.c (write_opcodes): Add is_long field.
1167 * interp.c (lookup_hash): If we blindly apply a short opcode's mask
1168 to a long opcode we could get a false match. Check the opcode size.
1169 (hash): Add a size field to the hash table.
1170 (sim_open): Initialize size field in hash table.
1171 (sim_resume): Change to logic for setting the PC. Used to increment the
1172 PC if it had not been changed. This didn't allow single-instruction loops.
1173 Now checks the flag State.pc_changed. Also now stops when ^C is received.
1174 (dmem_addr): Fix translation of data segments to unified memory.
1175 (sim_ctrl_c): New function. When ^C is received, set stop_simulator flag.
1177 * simops.c: Changed all branch and jump instructions to use new JMP macro.
1178 (OP_20000000): Corrected trace information to show this is a ldi.l, not
1179 a ldi.s instruction.
1181 Thu Oct 31 19:13:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1183 * interp.c (sim_fetch_register, sim_store_register): Fix bug where
1184 updating the accumulators was overwriting other parts of the global
1187 Wed Oct 30 17:35:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1189 * interp.c (bfd.h) Don't include it here any more.
1190 (text{,_start,_end}): Move here from simops.c and make extern.
1191 (decode_pc): New function to return the PC as an address that the
1193 (dmem_addr): Print decoded PC in error message.
1196 * simops.c (bfd.h) Don't include it here any more.
1197 (text{,_start,_end}): Move to simops.c.
1198 (trace_input_func): Move decoding of PC, and looking up .text
1201 * d10v_sim.h (bfd.h): Include it here.
1202 (text{,_start,_end}): Add external declarations.
1206 Tue Oct 29 12:13:52 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1208 * interp.c (sim_size): Now allocates unified memory for imap segments
1209 0,1,2, and 127. Initializes imap0 and imap1 to 0x1000. Initializes dmap to 0.
1210 (sim_write): Just call xfer_mem().
1211 (sim_read): Just call xfer_mem().
1212 (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
1213 (dmem_addr): New function. Reads dmap register and translates data
1214 addresses to local addresses.
1215 (pc_addr): New function. Reads imap register and computes local address
1216 corresponding to contents of the PC.
1217 (sim_resume): Change to use pc_addr().
1218 (sim_create_inferior): Change reinitialization code. Also reinitializes
1220 (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1221 (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1223 * simops.c (MEMPTR): Redefine to use dmem_addr().
1224 (OP_5F00): Replace references to STate.imem with dmem_addr().
1226 * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
1227 (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
1228 (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
1230 Tue Oct 22 15:22:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1232 * d10v_sim.h (_ins_type): Reorganize, so that we can provide
1233 better statistics, like not counting NOPS as parallel
1234 instructions, and printing total cycles.
1235 (ins_type_counters): Make unsigned long.
1236 (left_nops,right_nops): Fold into ins_type_counters.
1238 * simops.c (trace_input_func): Print new instruction types.
1239 Handle OP_R2R3 as input types.
1240 (OP_{38000000,7000}): Correctly sign extend bytes.
1241 (OP_5E00): Don't count NOPs as parallel instructions.
1242 (OP_460B): Remove unused variable.
1245 * interp.c (ins_type_counters): Make unsigned long.
1246 (left_nops,right_nops): Delete.
1247 (most functions): Add prototypes.
1248 (INLINE): If GCC and optimize define as __inline__.
1249 ({,lookup_}hash,get_operands): Declare as INLINE.
1250 (do_parallel): Count conditional operations.
1251 (add_commas): New function, to add commas every 3 digits.
1252 (sim_size): Call add_commas to print numbers.
1253 (sim_{open,resume}): Delete unused variables.
1254 (sim_info): Provide better statistics.
1255 (sim_read): Add int return type.
1257 Mon Oct 21 16:16:26 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1259 * interp.c (sim_resume): Change the way single-stepping and exceptions
1260 are handled so single-stepping works again.
1262 Thu Oct 17 12:24:16 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1264 * endian.c: Optimize simulated loads/stores on x86, AIX, and big
1267 * configure.in (--enable-sim-bswap): New switch to enable using
1268 the BSWAP instruction on x86's.
1269 * configure: Regenerate.
1271 * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
1274 Wed Oct 16 13:50:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1276 * endian.c: New file. Move endian functions here from interp.c.
1277 Optimize code, and make it work as either inline functions or as a
1280 * interp.c: Move endian functions from here to endian.c.
1282 * Makefile.in (INCLUDE): Add endian.c.
1283 (run,libsim.a): Add dependency on endian.o.
1284 (endian.o): Add dependency.
1286 * d10v_sim.h (read/write support): Always go through the machine
1287 independent endian functions. If compiling with GCC and
1288 optimizing, include endian.c so the endian functions are inlined.
1290 * simops.c (OP_5F00): Correct tracing of accumulators.
1292 Tue Oct 15 10:57:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1294 * simops.c (OP_5F00): Add support for getpid, kill system calls.
1296 * interp.c (do_{2_short,parallel}): If an exception is raised,
1297 don't execute the second instruction.
1299 Sat Oct 12 22:17:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1301 * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
1302 temporary in case the register is overriden when loading.
1303 (OP_6200): Output type is OP_DREG for tracing.
1305 Fri Oct 4 23:46:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1307 * d10v_sim.h (struct _state): Add mem_{min,max} fields.
1309 * interp.c (sim_size): Initialize mem_{min,max} fields.
1310 (sim_write): Update mem_{min,max} fields.
1311 (sim_resume): If PC is not in the minimum/maximum memory range,
1313 (sim_create_inferior): Preserve mem_{min,max} fields.
1315 Fri Sep 27 13:11:58 1996 Mark Alexander <marka@cygnus.com>
1317 * simops.c (OP_5F00): Add support for time() system call.
1319 Wed Sep 25 16:31:41 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1321 * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
1323 (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
1326 Mon Sep 23 17:55:30 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1328 * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
1329 (trace_input_func): Add support for OP_{CONSTANT8,R2,R3}.
1330 (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
1331 to call/subroutine returns to trace the first two arguments and
1332 the return value. For small jumps, use CONSTANT8, not CONSTANT16.
1334 Fri Sep 20 15:36:45 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1336 * interp.c (sim_create_inferior): Reinitialize State every time
1337 sim_create_inferior() is called.
1339 Thu Sep 19 21:38:20 1996 Michael Meissner <meissner@wogglebug.ziplink.net>
1341 * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
1343 (OP_401): Fix tracing information.
1345 Thu Sep 19 10:30:22 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1347 * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
1348 (trace_input_func): Use them.
1349 (trace_input_func): Make sure there is a trailing space after the
1351 (OP_6200): Fix tracing info.
1353 * Makefile.in (run): Add dependencies on libbfd.a and
1356 Wed Sep 18 09:13:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1358 * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
1359 numbers and function names in debug trace.
1360 (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
1362 (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
1363 and exit system call trap being executed.
1365 * interp.c (sim_stop_reason): Set exit code correctly for stop
1366 instruction and exit system call trap.
1368 * configure.in (--enable-sim-cflags): Remove trace case.
1369 (--enable-sim-debug): New switch to set the debug values.
1370 * configure: Regenerate.
1372 * simops.c (trace_{input,output}_func): Rename from
1373 trace_{input,output}.
1374 (trace_{input,output}): Call trace_{input,output}_func if
1375 d10v_debug is non-zero.
1376 (SIZE_INSTRUCTION): Cut down to 8.
1377 (SIZE_OPERANDS): Cut down to 18.
1378 (SIZE_LOCATION): New value for size of line number, function name
1380 (init_text_p,text{,_start,_end}): New static variables for
1381 printing line number and function name.
1382 (exec_bfd): New external that run.c sets.
1383 (trace_input_func): Print line number and function name if
1384 available and if desired.
1385 (OP_4E09): Don't print out DBT message.
1386 (OP_5FE0): Set exception field to SIG_D10V_STOP.
1387 (OP_5F00): Set exception field to SIG_D10V_EXIT.
1389 Sat Sep 14 22:18:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1391 * interp.c (do_2_short): If the instruction encodes jump->ins,
1392 don't do the second instruction if the jump succeeds.
1394 Fri Sep 13 22:35:19 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1396 * simops.c (OP_5F00): Use unknown traps to print all GPRs,
1397 accumulators, PC, and F0/F1/C flags.
1399 Thu Sep 12 12:50:11 1996 Mark Alexander <marka@cygnus.com>
1401 * simops.c (OP_5F00): Fix problems with system calls.
1403 Thu Sep 12 12:19:28 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1405 * simops.c (OP_5F00): Correct tracing information for trap.
1407 Wed Sep 11 18:55:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1409 * Makefile.in (CSEARCH): Correctly find opcodes directory.
1411 Mon Sep 9 13:27:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1413 * simops.c (trace_output): Properly align accumulator output.
1414 (OP_3{0,2,4}00): Properly parenthesize test expression. Add error
1415 if shift count is too high.
1416 (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
1417 (OP_4E09): Make cpfg properly trace the input flags.
1418 (op_types): Add OP_FLAG_OUTPUT.
1419 (trace_{input,output}): Support OP_FLAG_OUTPUT.
1420 (OP_31000000): This ld2w varient is a 16-bit memory reference, not
1421 an 8-bit memory reference instruction for tracing purposes.
1422 (OP_201): Addi needs to set the carry.
1424 Fri Sep 6 17:56:17 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1426 * simops.c (OP_2600, OP_2601): Changed min and max comparisons
1427 to use signed register values.
1429 Wed Sep 4 11:35:17 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1431 * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
1433 (_ins_type): New enumeration to specify which container an
1434 instruction is in, and whether it is part of a parallel operation.
1435 (_state): Add ins_type field.
1436 ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
1437 (ins_type_counters): Counters for the various instruction types.
1438 ({left,right}_nops): Counters for the number of nops in each
1440 (d10v_debug): New variable to indicate whether debugging is turned
1443 * simops.c: (all functions): Change all #ifdef DEBUG code so that
1444 the input and output values can be traced, along with the
1445 instruction type. Make the -t option enable tracing.
1446 (all functions): Change printf calls to use the printf_filtered
1447 function in the callback table.
1449 * interp.c (_leftright): New enumeration to say whether 2 short
1450 instructions are done left first or right first.
1451 (do_{long,2_short,parallel}): Indicate in the machine state which
1452 type of instruction this is. Count each of the types of
1453 instructions executed.
1454 (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
1456 (sim_resume): Pass left/right indication to do_2_short.
1457 (all functions): Change printf calls to use the printf_filtered
1458 function in the callback table.
1459 (sim_trace): Turn on debug flag if DEBUG was defined, and call
1461 (sim_info): Print out statistics on instructions.
1462 (sim_{trace,create_inferior}): Eliminate extraneous output unless
1464 (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
1465 Only initialize the hash table the first time sim_open is called.
1467 * Makefile.in: Make objects depend on d10v_sim.h.
1468 ({,SIM_}CFLAGS): Include configure dependent switches. Setting
1469 CFLAGS does not override host/target defines or SIM_CFLAGS.
1470 (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
1471 (run): By default, the math library is not needed to be linked
1473 ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
1475 (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
1477 ({run,callback}.o): Provide explicit paths to their appropriate
1479 (gencode{,.o},d10v-opc.o): Split compilation into creating object
1480 and linking. Instead of linking in libopcodes.a, just compile
1481 d10v-opc.o directly to handle canadian cross.
1482 (CSEARCH): Add opcodes directory.
1484 * configure.in (--enable-sim-cflags): New switch to allow user to
1486 (CC_FOR_BUILD): Deal with canadian crosses.
1487 * configure: Regenerate.
1489 Wed Sep 04 04:45:34 1996 Mark Alexander <marka@cygnus.com>
1491 * simops.c: Include correct syscall.h for d10v, not host's.
1492 Fix #ifdef SYS_stat.
1494 Tue Sep 3 14:00:04 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1496 * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
1497 Add trap 2 to be printf and trap 3 to be putchar.
1499 Wed Aug 28 21:42:34 1996 Mark Alexander <marka@cygnus.com>
1501 * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
1502 for low-level system calls.
1504 Wed Aug 28 17:33:19 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1506 * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
1508 Mon Aug 26 18:30:28 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1510 * d10v_sim.h (SEXT32): Added.
1511 * interp.c: Commented out printfs.
1512 * simops.c: Fixed error in sb and st2w.
1514 Thu Aug 15 13:30:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1516 * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
1517 DSP instructions. Added modulo addressing.
1519 Sun Aug 11 12:57:15 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1521 * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
1523 Fri Aug 2 17:44:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1525 * d10v_sim.h, simops.c: Snapshot.
1527 Thu Aug 1 17:05:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1529 * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
1530 gencode.c, interp.c, simops.c: Created.