1 2010-04-14 Mike Frysinger <vapier@gentoo.org>
3 * interp.c (sim_write): Add const to buffer arg.
5 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7 * configure: Regenerate.
9 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11 * config.in: Regenerate.
12 * configure: Likewise.
14 * configure: Regenerate.
16 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
18 * configure: Regenerate to track ../common/common.m4 changes.
21 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
22 Daniel Jacobowitz <dan@codesourcery.com>
23 Joseph Myers <joseph@codesourcery.com>
25 * configure: Regenerate.
27 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
30 * config.in: Regenerate.
32 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
34 * configure: Regenerated.
36 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
38 * configure: Regenerated.
40 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
42 * configure: Regenerated.
44 2006-04-18 Nick Clifton <nickc@redhat.com>
46 * interp.c (sim_stop_reason): Fix typo.
48 2005-11-28 Mark Mitchell <mark@codesourcery.com>
50 * interp.c (gdb/signals.h): Include it.
51 (sim_stop_reason): Use TARGET_SIGNAL_*.
53 2005-03-23 Mark Kettenis <kettenis@gnu.org>
55 * configure: Regenerate.
57 2005-01-14 Andrew Cagney <cagney@gnu.org>
59 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
60 explicit call to AC_CONFIG_HEADER.
61 * configure: Regenerate.
63 2005-01-12 Andrew Cagney <cagney@gnu.org>
65 * configure.ac: Update to use ../common/common.m4.
66 * configure: Re-generate.
68 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
70 * configure: Regenerated to track ../common/aclocal.m4 changes.
72 2005-01-07 Andrew Cagney <cagney@gnu.org>
74 * configure.ac: Rename configure.in, require autoconf 2.59.
75 * configure: Re-generate.
77 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
79 * configure: Regenerate for ../common/aclocal.m4 update.
81 2004-06-28 Andrew Cagney <cagney@gnu.org>
83 * interp.c (sim_resume): Rename ui_loop_hook to
84 deprecated_ui_loop_hook.
86 2003-10-30 Andrew Cagney <cagney@redhat.com>
88 * simops.c: Replace "struct symbol_cache_entry" with "struct
91 2003-06-22 Andrew Cagney <cagney@redhat.com>
93 * interp.c (xfer_mem): Simplify. Only do a single partial
94 transfer. Problem reported by Tom Rix.
96 2003-05-07 Andrew Cagney <cagney@redhat.com>
98 * interp.c (sim_d10v_translate_addr): Add "regcache" parameter.
99 (sim_d10v_translate_imap_addr): Ditto.
100 (sim_d10v_translate_dmap_addr): Ditto.
101 (xfer_mem): Pass NULL regcache to sim_d10v_translate_addr.
102 (dmem_addr): Pass NULL regcache to sim_d10v_translate_dmap_addr.
103 (dmap_register, imap_register): Add "regcache" parameter.
104 (imem_addr): Pass NULL regcache to sim_d10v_translate_imap_addr.
105 (sim_fetch_register): Pass NULL regcache to imap_register and
108 2003-02-27 Andrew Cagney <cagney@redhat.com>
110 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
112 2002-11-13 Andrew Cagney <cagney@redhat.com>
114 * simops.c: Include <string.h>.
116 2002-06-17 Andrew Cagney <cagney@redhat.com>
118 * d10v_sim.h (SET_PSW_BIT): Add cast to avoid inverting an enum.
120 2002-06-16 Andrew Cagney <ac131313@redhat.com>
122 * configure: Regenerated to track ../common/aclocal.m4 changes.
124 2002-06-13 Tom Rix <trix@redhat.com>
126 * interp.c (xfer_mem): Fix transfers across multiple segments.
128 2002-06-09 Andrew Cagney <cagney@redhat.com>
130 * Makefile.in (INCLUDE): Update path to callback.h.
131 * gencode.c: Do not include "callback.h".
132 * d10v_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
135 2002-06-08 Andrew Cagney <cagney@redhat.com>
137 * interp.c (sim_fetch_register): Fix name of enum used in cast.
138 (sim_store_register): Ditto.
140 2002-06-02 Elena Zannoni <ezannoni@redhat.com>
142 From Jason Eckhardt <jle@redhat.com>
143 * d10v_sim.h (INC_ADDR): Correctly handle the case where MOD_E is
144 less than MOD_S (post-decrement).
146 2002-06-01 Andrew Cagney <ac131313@redhat.com>
148 * interp.c (sim_fetch_register, sim_store_register): Use a switch
149 statement and enums from "sim-d10v.h".
151 2002-05-28 Elena Zannoni <ezannoni@redhat.com>
153 * interp.c (sim_create_inferior): Add comment.
155 From Alan Matsuoka <alanm@redhat.com>:
156 From 2001-04-27 Jason Eckhardt <jle@cygnus.com>:
157 * simops.c (OP_4400): Output "mvf0f" instead of "mf0f".
158 (OP_4401): Output "mvf0t" instead of "mf0t".
159 (OP_460B): Do not output a flag register.
160 (OP_4609): Do not output a flag register.
162 2002-05-23 Andrew Cagney <ac131313@redhat.com>
164 * Makefile.in (INCLUDE): Add "gdb/sim-d10v.h".
165 * interp.c: Include "gdb/sim-d10v.h" instead of "sim-d10v.h".
167 2001-08-01 John R. Moore <jmoore@redhat.com>
169 * interp.c (sim_create_inferior): Removed a hack that stated
170 it was setting r0/r1 with argc/argv.
172 2001-04-15 J.T. Conklin <jtc@redback.com>
174 * Makefile.in (simops.o): Add simops.h to dependency list.
176 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
178 * configure: Regenerated to track ../common/aclocal.m4 changes.
180 Tue Apr 18 16:26:41 2000 Andrew Cagney <cagney@b1.cygnus.com>
182 * interp.c (sim_resume): Deliver SIGILL.
183 (lookup_hash): Do not print SIGILL message.
185 Tue Feb 22 18:24:56 2000 Andrew Cagney <cagney@b1.cygnus.com>
187 * Makefile.in (SIM_EXTRA_CFLAGS): Define SIM_HAVE_ENVIRONMENT.
188 * interp.c (sim_set_trace): Replace sim_trace. Enable tracing.
190 Tue Feb 8 17:41:12 2000 Andrew Cagney <cagney@b1.cygnus.com>
192 * d10v_sim.h (SIG_D10V_BUS): Define.
194 * simops.c (address_exception): Delete function.
195 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
196 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
197 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
198 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): Replace call to
199 address_exception with code that sets SIG_D10V_BUS.
201 * interp.c (sim_resume): When SIGBUS or SIGSEGV, deliver a bus
202 error to the simulator before resuming execution.
203 (sim_trace): Check stop reason and use that to determine sim_trace
205 (sim_stop_reason): For SIG_D10V_BUS return a SIGBUS / SIGSEGV
208 Tue Jan 18 16:07:42 MST 2000 Diego Novillo <dnovillo@cygnus.com>
210 * interp.c (sim_create_inferior): Change internal initial value for
213 Mon Jan 3 02:06:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
215 * interp.c (lookup_hash): Stop the update of the PC when there was
216 an illegal instruction exception.
218 Mon Jan 3 00:14:33 2000 Andrew Cagney <cagney@b1.cygnus.com>
220 * simops.c (address_exception): New function.
221 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
222 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
223 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
224 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): For "ld", "ld2w", "st"
225 and "st2w" check that the address is aligned.
227 1999-12-30 Chandra Chavva <cchavva@cygnus.com>
229 * d10v_sim.h (INC_ADDR): Added code to assign
230 proper address for loads with predec operations.
232 1999-11-25 Nick Clifton <nickc@cygnus.com>
234 * simops.c (OP_4E0F): New function: Simulate new bit pattern for
237 Fri Oct 29 18:34:28 1999 Andrew Cagney <cagney@b1.cygnus.com>
239 * simops.c (move_to_cr): Don't allow user to set PSW.DM in either
242 Thu Oct 28 01:26:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
244 * simops.c (OP_5F20): Use SET_HW_PSW when updating PSW.
245 (PSW_HW_MASK): Declare.
247 * d10v_sim.h (move_to_cr): Add ``psw_hw_p'' parameter.
248 (SET_CREG, SET_PSW_BIT): Update.
249 (SET_HW_CREG, SET_HW_PSW): Define.
251 Sun Oct 24 21:38:04 1999 Andrew Cagney <cagney@b1.cygnus.com>
253 * interp.c (sim_d10v_translate_dmap_addr): Fix extraction of IOSP
256 Sun Oct 24 16:04:16 1999 Andrew Cagney <cagney@b1.cygnus.com>
258 * interp.c (sim_d10v_translate_addr): New function.
259 (xfer_mem): Rewrite. Use sim_d10v_translate_addr.
260 (map_memory): Make INLINE.
262 Sun Oct 24 13:45:19 1999 Andrew Cagney <cagney@b1.cygnus.com>
264 * interp.c (sim_d10v_translate_dmap_addr): New function.
265 (dmem_addr): Rewrite. Use sim_d10v_translate_dmap_addr. Change
266 offset parameter to type uint16.
267 * d10v_sim.h (dmem_addr): Update declaration.
269 Sun Oct 24 13:07:31 1999 Andrew Cagney <cagney@b1.cygnus.com>
271 * interp.c (imap_register, set_imap_register, dmap_register,
272 set_imap_register): Use map_memory.
274 (sim_create_inferior): Initialize all DMAP registers. NOTE that
275 DMAP2, in internal memory mode, is set to 0x0000 and NOT
276 0x2000. This is consistent with the older d10v boards.
278 Sun Oct 24 11:22:12 1999 Andrew Cagney <cagney@b1.cygnus.com>
280 * interp.c (sim_d10v_translate_imap_addr): New function.
281 (imem_addr): Rewrite. Use sim_d10v_translate_imap_addr.
282 (last_from, last_to): Declare.
284 Sun Oct 24 01:21:56 1999 Andrew Cagney <cagney@b1.cygnus.com>
286 * d10v_sim.h (struct d10v_memory): Define. Support very long
288 (struct _state): Replace imem, dmem and umem by mem.
289 (IMAP_BLOCK_SIZE, DMAP_BLOCK_SIZE, SEGMENT_SIZE, IMEM_SEGMENTS,
290 DMEM_SEGMENTS, UMEM_SEGMENTS): Define.
292 * interp.c (map_memory): New function.
293 (sim_size, xfer_memory, imem_addr, dmem_addr): Update.
294 (UMEM_SEGMENTS): Moveed to "d10v_sim.h".
295 (IMEM_SIZEDMEM_SIZE): Delete.
297 Sat Oct 23 20:06:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
299 * interp.c: Include "sim-d10v.h".
300 (imap_register, set_imap_register, dmap_register,
301 set_dmap_register, spi_register, spu_register, set_spi_register,
302 set_spu_register): New functions.
303 (sim_create_inferior): Update.
304 (sim_fetch_register, sim_store_register): Rewrite. Use enums
305 defined in sim-d10v.h.
307 * d10v_sim.h (DEBUG_MEMORY): Define.
308 (IMAP0, IMAP1, DMAP, SET_IMAP0, SET_IMAP1, SET_DMAP): Delete.
310 Sat Oct 23 18:41:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
312 * interp.c (sim_open): Allow a debug value to be passed to the -t
314 (lookup_hash): Don't exit on an illegal instruction.
315 (do_long, do_2_short, do_parallel): Check for failed instruction
318 Mon Oct 18 18:03:24 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
320 * simops.c (OP_3220): Fix trace output for illegal accumulator
323 1999-09-14 Nick Clifton <nickc@cygnus.com>
325 * simops.c: Disable setting of DM bit in PSW.
327 Wed Sep 8 19:34:55 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
329 * simops.c (op_types): Added new memory indirect type OP_MEMREF3.
330 (trace_input_func): Added support for OP_MEMREF3.
331 (OP_32010000): New instruction ld.
332 (OP_33010000): New instruction ld2w.
333 (OP_5209): New instruction sac.
334 (OP_4209): New instruction sachi.
335 (OP_3220): New instruction slae.
336 (OP_36010000): New instruction st.
337 (OP_37010000): New instruction st2w.
339 1999-09-09 Stan Shebs <shebs@andros.cygnus.com>
341 * interp.c (old_segment_mapping): New global.
342 (xfer_mem): Change the default segment mapping to be the way
343 that Mitsubishi prefers, but use the previous mapping if
344 old_segment_mapping is true.
345 (sim_open): Add an option -oldseg to get the old mapping.
346 (sim_create_inferior): Init mapping registers based on the
347 value of old_segment_mapping.
349 1999-09-07 Nick Clifton <nickc@cygnus.com>
351 * simops.c (OP_6601): Do not write back decremented address if
352 either of the destination registers was the same as the address
354 (OP_6201): Do not write back incremented address if either of the
355 destination registers was the same as the address register.
357 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
359 * configure: Regenerated to track ../common/aclocal.m4 changes.
361 1999-05-08 Felix Lee <flee@cygnus.com>
363 * configure: Regenerated to track ../common/aclocal.m4 changes.
365 1999-04-02 Keith Seitz <keiths@cygnus.com>
367 * interp.c (ui_loop_hook_counter): New global (when NEED_UI_LOOP_HOOK
369 (sim_resume): If the counter has expired, call the ui_loop_hook,
371 (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the frequency of
373 * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
375 Wed Mar 10 19:32:13 1999 Nick Clifton <nickc@cygnus.com>
377 * simops.c: If load instruction with auto increment/decrement
378 addressing is used when the destination register is the same as
379 the address register, then ignore the auto increment/decrement.
381 Wed Mar 10 19:32:13 1999 Martin M. Hunt <hunt@cygnus.com>
383 * simops.c (OP_5F00): Ifdef SYS_stat case because
384 not all systems have it defined.
386 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
388 * simops.c (OP_5607): Correct saturation comparison/assignment.
389 (OP_1201, OP_1203, OP_17001200, OP_17001202,
390 OP_2A00, OP_2800, OP_2C00, OP_3200, OP_3201,
391 OP_1001, OP_1003, OP_17001000, OP_17001002): Ditto.
393 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
395 * simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
401 1999-01-13 Jason Molenda (jsm@bugshack.cygnus.com)
403 * simops.c (OP_1223): Sign extend MIN32 and MAX32 before saturation
406 Tue Nov 24 17:04:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
408 * simops.c (sys/syscall.h): Include targ-vals.h instead.
409 (SYS_*): Replace with TARGET_SYS_*.
411 * Makefile.in: Add dependency on targ-vals.h.
412 (NL_TARGET): Define as NL_TARGET_d10v.
414 Wed Sep 30 00:06:32 1998 Andrew Cagney <cagney@amy.cygnus.com>
416 * interp.c (xfer_mem): Missing break, instruction memory case
417 flowed into unified memory case.
419 Wed Sep 30 10:14:18 1998 Nick Clifton <nickc@cygnus.com>
421 * simops.c: If load instruction with auto increment/decrement
422 addressing is used when the destination register is the same as
423 the address register, then ignore the auto increment/decrement.
425 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
427 * configure: Regenerated to track ../common/aclocal.m4 changes.
429 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
431 * configure: Regenerated to track ../common/aclocal.m4 changes.
434 Sun Apr 26 15:20:23 1998 Tom Tromey <tromey@cygnus.com>
436 * acconfig.h: New file.
437 * configure.in: Reverted change of Apr 24; use sinclude again.
439 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
441 * configure: Regenerated to track ../common/aclocal.m4 changes.
444 Fri Apr 24 11:20:06 1998 Tom Tromey <tromey@cygnus.com>
446 * configure.in: Don't call sinclude.
448 Fri Apr 24 11:04:46 1998 Andrew Cagney <cagney@chook.cygnus.com>
450 * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
452 * d10v_sim.h (remote-sim.h, sim-config.h): Include.
454 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
456 * configure: Regenerated to track ../common/aclocal.m4 changes.
458 Wed Apr 1 12:59:17 1998 Andrew Cagney <cagney@b1.cygnus.com>
460 * simops.c (trace_input_func): Use move_from_cr / CREGS to obtain
462 (OP_OP_1000000, add3): Trace inputs before performing add.
463 (OP_5F00, <*>): Trace input registers before making system call.
464 (OP_5F00, <kill>): Trace R0, R1 not REGn.
465 (OP_5F00, <getpid>): Always return 47.
467 * d10v_sim.h (SLOT, SLOT_NR, SLOT_PEND_MASK, SLOT_PEND,
468 SLOT_DISCARD, SLOT_FLUSH): Define. An implementation of write
470 (struct _state): Add struct slot slot to global state variable.
471 (struct _state): Delete fields SM, EA, DB, DM, IE, RP, MD, FX, ST,
472 F0, F1, C from global State variable.
473 (struct _state): Add struct trace to global State variable.
474 (GPR, SET_GPR): Define. SET_GPR uses SLOT_PEND.
475 (PSW*, SET_PSW*): Define. SET_PSW* uses SET_CREG.
476 (CREG, SET_CREG, SET_*): Define. SET_CREG uses func move_to_cr.
477 (INC_ADDR): Re-implement. Use SET_GPR to update registers.
478 (JMP): Re-implement. Use SET_* to update registers.
480 * interp.c: Use new SET_* et.al. macros to fetch / store
482 (get_operands): Squirrel away trace values at start of each
484 (do_2_short): Flush pending writes before issuing second
486 (sim_resume): Flush pending writes at end of instruction cycle.
487 (sim_fetch_register, sim_store_register, sim_create_inferior):
488 After scheduling updates to registers using SET_*, flush updates.
489 (sim_resume): Re-order handling of RPT/repeat and IBA/hbreak so
490 that each sets pc using SET_* and last SET_* eventually winds out.
492 * simops.c: Use new SET_* et.al. macros to fetch / store
494 (move_to_cr): Add MASK argument for selective update of CREG bits.
495 Re-implement using new SET_* macros.
496 (trace_output_func, trace_output): Delete. Replace with.
497 (do_trace_output_flush, trace_output_finish, trace_output_40,
498 trace_output_32, trace_output_16, trace_output_void,
499 trace_output_flag): New functions. Handle specific trace cases.
500 (OP_*): Re-write tracing to use new trace_output_* functions.
501 (OP_*): Re-write to use new SET_* et.al. macros.
502 (FUNC, PARM[1-4], RETVAL, RETVAL32): Redo definition.
503 (RETVAL_HIGH, RETVAL_LOW): Delete, use RETVAL32.
505 Wed Apr 1 12:55:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
507 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
508 configure: Re-generate.
510 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
512 * configure: Regenerated to track ../common/aclocal.m4 changes.
514 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
516 * configure: Regenerated to track ../common/aclocal.m4 changes.
518 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
520 * configure: Regenerated to track ../common/aclocal.m4 changes.
522 Tue Feb 17 12:38:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
524 * interp.c (sim_store_register, sim_fetch_register): Pass in
525 length parameter. Return -1.
527 Mon Oct 27 14:43:33 1997 Fred Fish <fnf@cygnus.com>
529 * (dmem_addr): If address is illegal or in I/O space, signal a bus
530 error. Allocate unified memory on demand. Fix DMEM address
533 Mon Feb 16 10:27:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
535 * simops.c (OP_5F20): Implement "dbt".
536 (OP_5F60): Implement "rtd".
538 * d10v_sim.h (DPC_CR): Define enum.
539 (DBT_VECTOR_START): Define
542 Fri Feb 13 15:15:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
544 * simops.c (move_to_cr): Sync regs[SP_IDX] with State.sp according
547 * d10v_sim.h (struct _state): Add sp, as holding area for SPI/SPU.
550 Wed Feb 11 16:53:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
552 * simops.c (OP_5F00): Call error instead of abort for unknown
555 * d10v_sim.h (enum): Define DPSW_CR.
557 * simops.c (move_to_cr): Mask out hardwired zero bits in DPSW.
559 Tue Feb 10 18:28:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
561 * interp.c (sim_write_phys): Delete.
562 (sim_load): Call sim_load_file with sim_write and LMA.
564 Mon Feb 9 12:05:01 1998 Andrew Cagney <cagney@b1.cygnus.com>
566 * interp.c: Rewrite xfer_mem so that it translates addresses as -
567 0x00... - DMAP translated memory, 0x01... IMAP translated memory,
568 0x10... - on-chip data, 0x11... - on-chip insn, 0x12... - unified
571 (imem_addr): New function - translate IMEM address.
572 (sim_resume): Use imem_addr to translate insn address, abort if
574 (sim_create_inferior): Write ARGV to memory using sim_write. Pass
575 argc/argv using r0/r1 not r2/r3.
576 (sim_size): Do not initialize IMAP/DMAP here.
577 (sim_open): Call sim_create_inferior and sim_size to initialize
579 (sim_create_inferior): Initialize IMAP/DMAP to hardware reset
581 (init_system): Delete.
582 (xfer_mem, sim_fetch_register, sim_store_register): Do not call
584 (decode_pc): Check prog_bfd is defined before looking up .text
587 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
589 * configure: Regenerated to track ../common/aclocal.m4 changes.
591 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
593 * configure: Regenerated to track ../common/aclocal.m4 changes.
595 Sun Jan 25 22:23:01 1998 Michael Meissner <meissner@cygnus.com>
597 * interp.c (sim_stop_reason): Exit status is now in r0, not r2.
599 Sat Jan 24 19:00:30 1998 Michael Meissner <meissner@cygnus.com>
601 * d10v_sim.h (DEBUG_TRAP): New debug flag.
603 * simops.c (OP_5F00): If DEBUG_TRAP is on, turn traps 0-14 into
604 printing the registers.
606 Thu Jan 22 17:54:01 1998 Michael Meissner <meissner@cygnus.com>
608 * simops.c (op_types): New ABI, args are r0..r3, system call # is
610 (trace_{in,out}put_func): Ditto.
612 (OP_24800000): Ditto.
616 Thu Jan 22 14:30:36 1998 Fred Fish <fnf@cygnus.com>
618 * interp.c (UMEM_SEGMENTS): New define, set to 128.
619 (sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
620 (sim_close): Reset prog_bfd to NULL after closing it. Also
621 reset prog_bfd_was_opened_p after closing prog_bfd.
622 (sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
623 (sim_create_inferior): Get start address from abfd not prog_bfd.
624 (xfer_mem): Do bounds checking on addresses and return zero length
625 read/write on bad addresses, rather than aborting. Prepare to
626 be able to handle xfers that cross segment boundaries, but not
627 yet implemented. Only emit debug message when d10v_debug is
628 set as well as DEBUG being defined.
630 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
632 * configure: Regenerated to track ../common/aclocal.m4 changes.
634 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
636 * configure: Regenerated to track ../common/aclocal.m4 changes.
639 Tue Dec 9 10:28:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
641 * d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
642 (BPSW): Ditto for BPSW_CR and not PSW_CR.
644 * simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
646 Mon Dec 8 12:58:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
648 * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
649 reserved trap from 0 to 15. Add trap emulation code for 0-14.
651 * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
654 * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
655 SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
657 * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
659 (OP_5F00): For "trap", update BPSW with move_to_cr.
661 Fri Dec 5 15:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
663 * d10v_sim.h (enum): Enumerate CR register names.
664 (enum): Enumerate PSW bit values.
665 (PSW): Obtain value uing move_from_cr.
666 (MOD_S, MOD_E, BPSW): Make r-values.
667 (move_from_cr, move_to_cr): Declare functions.
669 * interp.c (sim_fetch_register, sim_store_register): Use
670 move_from_cr and move_to_cr for CR register transfers.
672 * simops.c (move_from_cr, move_to_cr): New functions.
673 (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
674 (OP_5600): For "mvtc", use function move_to_cr.
675 (OP_5200): For "mvfc", use function move_from_cr.
677 Fri Dec 5 13:33:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
679 * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
682 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
684 * configure: Regenerated to track ../common/aclocal.m4 changes.
686 Thu Dec 4 16:51:02 1997 Andrew Cagney <cagney@b1.cygnus.com>
688 * d10v_sim.h (struct _state): Add DM - PSW debug mask.
690 * simops.c (OP_5600): For "mvtc", save PSW.DM.
691 (OP_5200): Ditto for "mvfc".
693 Wed Dec 3 17:27:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
695 * d10v_sim.h (SEXT56): Define.
697 * simops.c (OP_4201): For "rac", sign extend 56 bit value before
700 * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
703 Tue Dec 2 15:38:34 1997 Fred Fish <fnf@cygnus.com>
705 * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
706 RIGHT_FIRST, as appropriate, instead of hardcoded ints that
707 don't match enum values.
709 Tue Dec 2 15:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
711 * simops.c (OP_3A00): For "macu", perform multiply stage using 32
712 bit rather than 16 bit precision.
713 (OP_3C00): For "mulxu", store unsigned product in ACC.
714 (OP_3800): For "msbu", subtract unsigned product from ACC,
715 (OP_0): For "sub", compute carry by comparing inputs.
717 Tue Dec 2 11:04:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
719 * simops.c (OP_1000): For "sub2w", compute carry by comparing
722 Mon Nov 17 20:57:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
724 * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
725 carry indicated by value > 0xffff.
727 Fri Nov 14 12:51:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
729 * interp.c (sim_resume): Don't set up SIGINT handler using signal,
731 (sim_resume): Fix race condition of a direct assignment to
732 stop_simulator, conditionally call sim_stop.
733 (sim_stop_reason): Check stop_simulator returning SIGINT. Clear
734 stop_simulator ready for next sim_resume call.
735 (sim_ctrl_c): Delete function.
737 Thu Nov 13 19:29:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
739 * interp.c (sim_resume): For "REP", only check/update the PC when
740 a branch instruction has not been executed.
742 Mon Nov 10 17:50:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
744 * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC. Sign
745 extend bit 44 all constants.
746 (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
748 Fri Oct 24 10:26:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
750 * d10v_sim.h: Include sim-types.h.
751 (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
752 using unsigned8 et.al. from sim-types.h.
753 (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
756 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
758 * interp.c (sim_write_phys): New function, write to physical
759 instead of virtual memory.
761 * interp.c (sim_load): Pass lma_p and sim_write_phys to
764 Mon Oct 13 10:55:07 1997 Fred Fish <cygnus.com>
766 * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
767 exception generation code to OP_6E01.
768 (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
771 Sat Oct 11 09:02:08 1997 Fred Fish <fnf@cygnus.com>
773 * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
776 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
778 * configure: Regenerated to track ../common/aclocal.m4 changes.
780 Sat Sep 27 12:51:34 1997 Fred Fish <fnf@cygnus.com>
782 * interp.c (pc_addr): Discard upper bit(s) of PC in case
783 IMAP1 selects unified memory.
784 * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
787 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
789 * configure: Regenerated to track ../common/aclocal.m4 changes.
791 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
793 * configure: Regenerated to track ../common/aclocal.m4 changes.
795 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
797 * configure: Regenerated to track ../common/aclocal.m4 changes.
799 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
801 * configure: Regenerated to track ../common/aclocal.m4 changes.
803 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
805 * configure: Regenerated to track ../common/aclocal.m4 changes.
807 Wed Sep 10 22:30:24 1997 Martin M. Hunt <hunt@cygnus.com>
809 * interp.c (sim_resume): Increment PC at end of rep
812 * simops.c (OP_4201): Fix rachi instruction.
814 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
816 * configure: Regenerated to track ../common/aclocal.m4 changes.
818 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
820 * configure: Regenerated to track ../common/aclocal.m4 changes.
823 Tue Aug 26 10:37:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
825 * interp.c (sim_kill): Delete.
826 (sim_create_inferior): Add ABFD argument.
827 (sim_load): Move setting of PC from here.
828 (sim_create_inferior): To here.
829 (start_address): Delete variable.
831 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
833 * configure: Regenerated to track ../common/aclocal.m4 changes.
836 Mon Aug 25 15:39:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
838 * interp.c (sim_open): Add ABFD argument.
840 Tue May 20 10:14:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
842 * interp.c (sim_open): Add callback argument.
843 (sim_set_callbacks): Remove SIM_DESC argument.
845 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
847 * configure: Regenerated to track ../common/aclocal.m4 changes.
849 Tue Apr 22 10:29:23 1997 Doug Evans <dje@canuck.cygnus.com>
851 * interp.c (sim_open): Undo patch to add -E support.
853 Fri Apr 18 13:39:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
855 * interp.c (sim_stop): New function.
857 Thu Apr 17 02:42:00 1997 Doug Evans <dje@canuck.cygnus.com>
859 * Makefile.in (SIM_OBJS): Add sim-load.o.
860 * d10v_sim.h (exec_bfd): Rename to prog_bfd.
861 * interp.c: #include bfd.h.
862 (myname, sim_kind, start_address): New static locals.
863 (prog_bfd_was_opened_p, prog_bfd): New static locals.
864 (decode_pc): Update to use prog_bfd.
865 (sim_open): Set sim_kind, myname. Ignore -E arg.
866 (sim_close): Close prog_bfd if simulator opened it.
867 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
868 (sim_load): Return SIM_RC. New arg abfd. Set start address from bfd.
869 Call sim_load_file to load file into simulator.
870 * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
872 Wed Apr 16 16:12:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
874 * simops.c (OP_5F00): Only provide system calls SYS_execv,
875 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
877 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
879 * configure: Regenerated to track ../common/aclocal.m4 changes.
882 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
884 * interp.c (sim_open): New arg `kind'.
886 * configure: Regenerated to track ../common/aclocal.m4 changes.
888 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
890 * configure: Regenerated to track ../common/aclocal.m4 changes.
892 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
894 * configure: Re-generate.
896 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
898 * configure: Regenerate to track ../common/aclocal.m4 changes.
900 * simops.c (OP_5F00): Remove old traps 1-3. Make trap 15 the same
901 as trap 0, which will be deprecated. Only set errno, if an error
902 in fact was returned.
904 Thu Mar 13 12:41:20 1997 Doug Evans <dje@canuck.cygnus.com>
906 * interp.c: Delete redundant prototypes of sim_foo fns.
907 (sim_open): New SIM_DESC result. Argument is now in argv form.
908 (other sim_*): New SIM_DESC argument.
910 Thu Mar 13 10:29:04 1997 Michael Meissner <meissner@cygnus.com>
912 * simops.c (trace_{input,output}_func): Call flush_stdout from the
915 (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
916 (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
917 setting the carry bit after an add or a subtract.
919 Wed Feb 12 16:04:15 1997 Michael Meissner <meissner@cygnus.com>
921 * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
922 40 bits of accumulators. Sign/zero extend as appropriate.
924 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
926 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
927 COMMON_{PRE,POST}_CONFIG_FRAG instead.
928 * configure.in: sinclude ../common/aclocal.m4.
929 * configure: Regenerated.
931 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
933 * configure configure.in Makefile.in: Update to new configure
934 scheme which is more compatible with WinGDB builds.
935 * configure.in: Improve comment on how to run autoconf.
936 * configure: Re-run autoconf to get new ../common/aclocal.m4.
937 * Makefile.in: Use autoconf substitution to install common
940 Fri Dec 27 22:54:05 1996 Angela Marie Thomas (angela@cygnus.com)
942 * gencode.c: patch to not #include "d10v_sim.h" which
943 unecessarily includes bfd.h and causes wingdb configure
946 Mon Dec 16 13:39:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
948 * interp.c (xfer_mem): Change unified memory to 0x0.
950 Thu Nov 28 20:42:56 1996 Michael Meissner <meissner@tiktok.cygnus.com>
952 * simops.c (OP_3E01): Fix tracing information.
953 (OP_300{0,1}): Do not propigate sign.
955 Mon Nov 25 19:47:40 1996 Doug Evans <dje@canuck.cygnus.com>
957 * config.in (WORDS_BIGENDIAN): Add.
958 * configure: Regenerated.
959 * d10v_sim.h: #include "config.h"
961 Sat Nov 23 09:34:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
963 * gencode.c (write_opcodes): Eliminate warnings when generated
966 Wed Nov 20 19:41:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
968 * interp.c (sim_open): Cast result of calloc, and make sure NULL
970 (dmem_addr): If address is illegal or in I/O space, signal a bus
972 (pc_addr): Signal bus error, not illegal instruction for bogus
975 Wed Nov 20 01:23:03 1996 Doug Evans <dje@canuck.cygnus.com>
977 * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
978 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
979 * configure.in: Simplify using macros in ../common/aclocal.m4.
980 Call AC_CHECK_HEADERS(unistd.h).
981 * configure: Regenerated.
982 * config.in: New file.
983 * interp.c: #include "callback.h".
984 * simops.c: #include "config.h". #include <unistd.h> if present.
986 Fri Nov 8 16:19:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
988 * d10v-sim.h (simops): Add flag is_long.
989 (State): Add pc_changed. Instructions which update the PC should
990 use the JMP macro which sets this.
991 (JMP): New macro. Sets the PC and the pc_changed flag.
993 * gencode.c (write_opcodes): Add is_long field.
995 * interp.c (lookup_hash): If we blindly apply a short opcode's mask
996 to a long opcode we could get a false match. Check the opcode size.
997 (hash): Add a size field to the hash table.
998 (sim_open): Initialize size field in hash table.
999 (sim_resume): Change to logic for setting the PC. Used to increment the
1000 PC if it had not been changed. This didn't allow single-instruction loops.
1001 Now checks the flag State.pc_changed. Also now stops when ^C is received.
1002 (dmem_addr): Fix translation of data segments to unified memory.
1003 (sim_ctrl_c): New function. When ^C is received, set stop_simulator flag.
1005 * simops.c: Changed all branch and jump instructions to use new JMP macro.
1006 (OP_20000000): Corrected trace information to show this is a ldi.l, not
1007 a ldi.s instruction.
1009 Thu Oct 31 19:13:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1011 * interp.c (sim_fetch_register, sim_store_register): Fix bug where
1012 updating the accumulators was overwriting other parts of the global
1015 Wed Oct 30 17:35:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1017 * interp.c (bfd.h) Don't include it here any more.
1018 (text{,_start,_end}): Move here from simops.c and make extern.
1019 (decode_pc): New function to return the PC as an address that the
1021 (dmem_addr): Print decoded PC in error message.
1024 * simops.c (bfd.h) Don't include it here any more.
1025 (text{,_start,_end}): Move to simops.c.
1026 (trace_input_func): Move decoding of PC, and looking up .text
1029 * d10v_sim.h (bfd.h): Include it here.
1030 (text{,_start,_end}): Add external declarations.
1034 Tue Oct 29 12:13:52 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1036 * interp.c (sim_size): Now allocates unified memory for imap segments
1037 0,1,2, and 127. Initializes imap0 and imap1 to 0x1000. Initializes dmap to 0.
1038 (sim_write): Just call xfer_mem().
1039 (sim_read): Just call xfer_mem().
1040 (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
1041 (dmem_addr): New function. Reads dmap register and translates data
1042 addresses to local addresses.
1043 (pc_addr): New function. Reads imap register and computes local address
1044 corresponding to contents of the PC.
1045 (sim_resume): Change to use pc_addr().
1046 (sim_create_inferior): Change reinitialization code. Also reinitializes
1048 (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1049 (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1051 * simops.c (MEMPTR): Redefine to use dmem_addr().
1052 (OP_5F00): Replace references to STate.imem with dmem_addr().
1054 * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
1055 (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
1056 (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
1058 Tue Oct 22 15:22:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1060 * d10v_sim.h (_ins_type): Reorganize, so that we can provide
1061 better statistics, like not counting NOPS as parallel
1062 instructions, and printing total cycles.
1063 (ins_type_counters): Make unsigned long.
1064 (left_nops,right_nops): Fold into ins_type_counters.
1066 * simops.c (trace_input_func): Print new instruction types.
1067 Handle OP_R2R3 as input types.
1068 (OP_{38000000,7000}): Correctly sign extend bytes.
1069 (OP_5E00): Don't count NOPs as parallel instructions.
1070 (OP_460B): Remove unused variable.
1073 * interp.c (ins_type_counters): Make unsigned long.
1074 (left_nops,right_nops): Delete.
1075 (most functions): Add prototypes.
1076 (INLINE): If GCC and optimize define as __inline__.
1077 ({,lookup_}hash,get_operands): Declare as INLINE.
1078 (do_parallel): Count conditional operations.
1079 (add_commas): New function, to add commas every 3 digits.
1080 (sim_size): Call add_commas to print numbers.
1081 (sim_{open,resume}): Delete unused variables.
1082 (sim_info): Provide better statistics.
1083 (sim_read): Add int return type.
1085 Mon Oct 21 16:16:26 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1087 * interp.c (sim_resume): Change the way single-stepping and exceptions
1088 are handled so single-stepping works again.
1090 Thu Oct 17 12:24:16 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1092 * endian.c: Optimize simulated loads/stores on x86, AIX, and big
1095 * configure.in (--enable-sim-bswap): New switch to enable using
1096 the BSWAP instruction on x86's.
1097 * configure: Regenerate.
1099 * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
1102 Wed Oct 16 13:50:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1104 * endian.c: New file. Move endian functions here from interp.c.
1105 Optimize code, and make it work as either inline functions or as a
1108 * interp.c: Move endian functions from here to endian.c.
1110 * Makefile.in (INCLUDE): Add endian.c.
1111 (run,libsim.a): Add dependency on endian.o.
1112 (endian.o): Add dependency.
1114 * d10v_sim.h (read/write support): Always go through the machine
1115 independent endian functions. If compiling with GCC and
1116 optimizing, include endian.c so the endian functions are inlined.
1118 * simops.c (OP_5F00): Correct tracing of accumulators.
1120 Tue Oct 15 10:57:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1122 * simops.c (OP_5F00): Add support for getpid, kill system calls.
1124 * interp.c (do_{2_short,parallel}): If an exception is raised,
1125 don't execute the second instruction.
1127 Sat Oct 12 22:17:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1129 * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
1130 temporary in case the register is overriden when loading.
1131 (OP_6200): Output type is OP_DREG for tracing.
1133 Fri Oct 4 23:46:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1135 * d10v_sim.h (struct _state): Add mem_{min,max} fields.
1137 * interp.c (sim_size): Initialize mem_{min,max} fields.
1138 (sim_write): Update mem_{min,max} fields.
1139 (sim_resume): If PC is not in the minimum/maximum memory range,
1141 (sim_create_inferior): Preserve mem_{min,max} fields.
1143 Fri Sep 27 13:11:58 1996 Mark Alexander <marka@cygnus.com>
1145 * simops.c (OP_5F00): Add support for time() system call.
1147 Wed Sep 25 16:31:41 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1149 * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
1151 (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
1154 Mon Sep 23 17:55:30 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1156 * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
1157 (trace_input_func): Add support for OP_{CONSTANT8,R2,R3}.
1158 (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
1159 to call/subroutine returns to trace the first two arguments and
1160 the return value. For small jumps, use CONSTANT8, not CONSTANT16.
1162 Fri Sep 20 15:36:45 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1164 * interp.c (sim_create_inferior): Reinitialize State every time
1165 sim_create_inferior() is called.
1167 Thu Sep 19 21:38:20 1996 Michael Meissner <meissner@wogglebug.ziplink.net>
1169 * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
1171 (OP_401): Fix tracing information.
1173 Thu Sep 19 10:30:22 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1175 * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
1176 (trace_input_func): Use them.
1177 (trace_input_func): Make sure there is a trailing space after the
1179 (OP_6200): Fix tracing info.
1181 * Makefile.in (run): Add dependencies on libbfd.a and
1184 Wed Sep 18 09:13:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1186 * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
1187 numbers and function names in debug trace.
1188 (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
1190 (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
1191 and exit system call trap being executed.
1193 * interp.c (sim_stop_reason): Set exit code correctly for stop
1194 instruction and exit system call trap.
1196 * configure.in (--enable-sim-cflags): Remove trace case.
1197 (--enable-sim-debug): New switch to set the debug values.
1198 * configure: Regenerate.
1200 * simops.c (trace_{input,output}_func): Rename from
1201 trace_{input,output}.
1202 (trace_{input,output}): Call trace_{input,output}_func if
1203 d10v_debug is non-zero.
1204 (SIZE_INSTRUCTION): Cut down to 8.
1205 (SIZE_OPERANDS): Cut down to 18.
1206 (SIZE_LOCATION): New value for size of line number, function name
1208 (init_text_p,text{,_start,_end}): New static variables for
1209 printing line number and function name.
1210 (exec_bfd): New external that run.c sets.
1211 (trace_input_func): Print line number and function name if
1212 available and if desired.
1213 (OP_4E09): Don't print out DBT message.
1214 (OP_5FE0): Set exception field to SIG_D10V_STOP.
1215 (OP_5F00): Set exception field to SIG_D10V_EXIT.
1217 Sat Sep 14 22:18:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1219 * interp.c (do_2_short): If the instruction encodes jump->ins,
1220 don't do the second instruction if the jump succeeds.
1222 Fri Sep 13 22:35:19 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1224 * simops.c (OP_5F00): Use unknown traps to print all GPRs,
1225 accumulators, PC, and F0/F1/C flags.
1227 Thu Sep 12 12:50:11 1996 Mark Alexander <marka@cygnus.com>
1229 * simops.c (OP_5F00): Fix problems with system calls.
1231 Thu Sep 12 12:19:28 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1233 * simops.c (OP_5F00): Correct tracing information for trap.
1235 Wed Sep 11 18:55:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1237 * Makefile.in (CSEARCH): Correctly find opcodes directory.
1239 Mon Sep 9 13:27:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1241 * simops.c (trace_output): Properly align accumulator output.
1242 (OP_3{0,2,4}00): Properly parenthesize test expression. Add error
1243 if shift count is too high.
1244 (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
1245 (OP_4E09): Make cpfg properly trace the input flags.
1246 (op_types): Add OP_FLAG_OUTPUT.
1247 (trace_{input,output}): Support OP_FLAG_OUTPUT.
1248 (OP_31000000): This ld2w varient is a 16-bit memory reference, not
1249 an 8-bit memory reference instruction for tracing purposes.
1250 (OP_201): Addi needs to set the carry.
1252 Fri Sep 6 17:56:17 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1254 * simops.c (OP_2600, OP_2601): Changed min and max comparisons
1255 to use signed register values.
1257 Wed Sep 4 11:35:17 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1259 * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
1261 (_ins_type): New enumeration to specify which container an
1262 instruction is in, and whether it is part of a parallel operation.
1263 (_state): Add ins_type field.
1264 ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
1265 (ins_type_counters): Counters for the various instruction types.
1266 ({left,right}_nops): Counters for the number of nops in each
1268 (d10v_debug): New variable to indicate whether debugging is turned
1271 * simops.c: (all functions): Change all #ifdef DEBUG code so that
1272 the input and output values can be traced, along with the
1273 instruction type. Make the -t option enable tracing.
1274 (all functions): Change printf calls to use the printf_filtered
1275 function in the callback table.
1277 * interp.c (_leftright): New enumeration to say whether 2 short
1278 instructions are done left first or right first.
1279 (do_{long,2_short,parallel}): Indicate in the machine state which
1280 type of instruction this is. Count each of the types of
1281 instructions executed.
1282 (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
1284 (sim_resume): Pass left/right indication to do_2_short.
1285 (all functions): Change printf calls to use the printf_filtered
1286 function in the callback table.
1287 (sim_trace): Turn on debug flag if DEBUG was defined, and call
1289 (sim_info): Print out statistics on instructions.
1290 (sim_{trace,create_inferior}): Eliminate extraneous output unless
1292 (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
1293 Only initialize the hash table the first time sim_open is called.
1295 * Makefile.in: Make objects depend on d10v_sim.h.
1296 ({,SIM_}CFLAGS): Include configure dependent switches. Setting
1297 CFLAGS does not override host/target defines or SIM_CFLAGS.
1298 (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
1299 (run): By default, the math library is not needed to be linked
1301 ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
1303 (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
1305 ({run,callback}.o): Provide explicit paths to their appropriate
1307 (gencode{,.o},d10v-opc.o): Split compilation into creating object
1308 and linking. Instead of linking in libopcodes.a, just compile
1309 d10v-opc.o directly to handle canadian cross.
1310 (CSEARCH): Add opcodes directory.
1312 * configure.in (--enable-sim-cflags): New switch to allow user to
1314 (CC_FOR_BUILD): Deal with canadian crosses.
1315 * configure: Regenerate.
1317 Wed Sep 04 04:45:34 1996 Mark Alexander <marka@cygnus.com>
1319 * simops.c: Include correct syscall.h for d10v, not host's.
1320 Fix #ifdef SYS_stat.
1322 Tue Sep 3 14:00:04 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1324 * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
1325 Add trap 2 to be printf and trap 3 to be putchar.
1327 Wed Aug 28 21:42:34 1996 Mark Alexander <marka@cygnus.com>
1329 * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
1330 for low-level system calls.
1332 Wed Aug 28 17:33:19 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1334 * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
1336 Mon Aug 26 18:30:28 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1338 * d10v_sim.h (SEXT32): Added.
1339 * interp.c: Commented out printfs.
1340 * simops.c: Fixed error in sb and st2w.
1342 Thu Aug 15 13:30:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1344 * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
1345 DSP instructions. Added modulo addressing.
1347 Sun Aug 11 12:57:15 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1349 * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
1351 Fri Aug 2 17:44:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1353 * d10v_sim.h, simops.c: Snapshot.
1355 Thu Aug 1 17:05:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1357 * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
1358 gencode.c, interp.c, simops.c: Created.