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Initial creation of sourceware repository
[binutils.git] / sim / mn10300 / ChangeLog
CommitLineData
c906108c
SS		 11998-12-29 Frank Ch. Eigler <[email protected]>
2
3 * Makefile.in (WITH_COMMON_OBJS): Build also dv-sockser.o.
4 * interp.c (sim_open): Add stub mn103002 cache control memory regions.
5 Set OPERATING_ENVIRONMENT on "stdeval1" board.
6 (mn10300_core_signal): New function to intercept memory errors.
7 (program_interrupt): New function to dispatch to exception vector
8 (mn10300_exception_*): New functions to snapshot pre/post exception
9 state.
10 * sim-main.h (SIM_CORE_SIGNAL): Define hook - call mn10300_core_signal.
11 (SIM_ENGINE_HALT_HOOK): Do nothing.
12 (SIM_CPU_EXCEPTION*): Define hooks to call mn10300_cpu_exception*().
13 (_sim_cpu): Add exc_* fields to store register value snapshots.
14 * dv-mn103ser.c (*): Support dv-sockser backend for UART I/O.
15 Various endianness and warning fixes.
16 * mn10300.igen (illegal): Call program_interrupt on error.
17 (break): Call program_interrupt on breakpoint
18
19 Several changes from <[email protected]> and <[email protected]>
20 merged in:
21 * dv-mn103int.c (mn103int_ioctl): New function for NMI
22 generation. (mn103int_finish): Install it as ioctl handler.
23 * dv-mn103tim.c: Support timer 6 specially. Endianness fixes.
24
25Fri Aug 28 14:40:49 1998 Joyce Janczyn <[email protected]>
26
27 * interp.c (sim_open): Check for invalid --board option, fix
28 indentation, allocate memory for mem control and DMA regs.
29
30Wed Aug 26 09:29:38 1998 Joyce Janczyn <[email protected]>
31
32 * mn10300.igen (div,divu): Fix divide instructions so divide by 0
33 behaves like the hardware.
34
35Mon Aug 24 11:50:09 1998 Joyce Janczyn <[email protected]>
36
37 * sim-main.h (SIM_HANDLES_LMA): Define SIM_HANDLES_LMA.
38
39Fri Jul 24 18:15:21 1998 Joyce Janczyn <[email protected]>
40
41 * op_utils.c (do_syscall): Rewrite to use common/syscall.c.
42 (syscall_read_mem, syscall_write_mem): New functions for syscall
43 callbacks.
44 * mn10300_sim.h: Add prototypes for syscall_read_mem and
45 syscall_write_mem.
46 * mn10300.igen: Change C++ style comments to C style comments.
47 Check for divide by zero in div and divu ops.
48
49Thu Jul 9 10:06:55 1998 Jeffrey A Law ([email protected])
50
51 * mn10300.igen: Fix Z bit for addc and subc instructions.
52 Minor fixes in multiply/divide patterns.
53
54
55Wed Jul 1 17:07:09 1998 Jeffrey A Law ([email protected])
56
57 * mn10300_sim.h (FETCH24): Define.
58
59
60Tue Jun 30 11:23:20 1998 Jeffrey A Law ([email protected])
61
62 * mn10300_sim.h: Include bfd.h
63 (struct state): Add more room for processor specific registers.
64
65Thu Jun 25 10:12:03 1998 Joyce Janczyn <[email protected]>
66
67 * dv-mn103tim.c: Include sim-assert.h
68 * dv-mn103ser.c (do_polling_event): Check for incoming data on
69 serial line and schedule next polling event.
70 (read_status_reg): schedule events to check for incoming data on
71 serial line and issue interrupt if necessary.
72
73Fri Jun 19 16:47:27 1998 Joyce Janczyn <[email protected]>
74
75 * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
76
77Fri Jun 19 11:59:26 1998 Joyce Janczyn <[email protected]>
78
79 * interp.c (board): Rename am32 to stdeval1 as this is the name
80 consistently used to refer to the mn1030002 board.
81
82Thu June 18 14:37:14 1998 Joyce Janczyn <[email protected]>
83 * interp.c (sim_open): Fix typo in address of EXTMD register
84 (0x34000280, not 0x3400280).
85
86Wed Jun 17 18:00:18 1998 Jeffrey A Law ([email protected])
87
88 * simops.c (syscall): Handle change in opcode # for syscall.
89 * mn10300.igen (syscall): Likewise.
90
91Tue June 16 09:36:21 1998 Joyce Janczyn <[email protected]>
92 * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
93 reset) are not enabled on reset.
94
95Sun June 14 17:04:00 1998 Joyce Janczyn <[email protected]>
96 * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
97 register bits.
98 * dv-mn103ser.c: Fill in methods for reading and writing to serial
99 device registers.
100 * interp.c (sim_open): Make the serial device a polling device.
101
102Fri June 12 16:24:00 1998 Joyce Janczyn <[email protected]>
103 * dv-mn103iop.c: New file for handling am32 io ports.
104 * configure.in: Add mn103iop to hw_device list.
105 * configure: Re-generate.
106 * interp.c (sim_open): Create io port device.
107
108Wed June 10 14:34:00 1998 Joyce Janczyn <[email protected]>
109 * dv-mn103int.c (external_group): Use enumerated types to access
110 correct group addresses.
111 * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
112 triggers an interrupt on the higher-numbered timer's port.
113
114Mon June 8 13:30:00 1998 Joyce Janczyn <[email protected]>
115 * interp.c: (mn10300_option_handler): New function parses arguments
116 using sim-options.
117 * (board): Add --board option for specifying am32.
118 * (sim_open): Create new timer and serial devices and control
119 configuration of other am32 devices via board option.
120 * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
121 * dv-mn103cpu.c: Fix typos in opening comments.
122 * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
123 * configure.in: Add mn103tim and mn103ser to hw_device list.
124 * configure: Re-generate.
125
126Mon May 25 20:50:35 1998 Andrew Cagney <[email protected]>
127
128 * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
129
130 * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
131 sim-main.h. Declare a struct hw_descriptor instead of struct
132 hw_device_descriptor.
133
134Mon May 25 17:33:33 1998 Andrew Cagney <[email protected]>
135
136 * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
137 to struct hw_event.
138
139Fri May 22 12:17:41 1998 Andrew Cagney <[email protected]>
140
141 * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
142
143Wed May 6 13:29:06 1998 Andrew Cagney <[email protected]>
144
145 * interp.c (sim_open): Create a polling PAL device.
146
147Fri May 1 16:39:15 1998 Andrew Cagney <[email protected]>
148
149 * dv-mn103int.c (mn103int_port_event):
150 (mn103int_port_event):
151 (mn103int_io_read_buffer):
152 (mn103int_io_write_buffer):
153
154 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
155 (mn103cpu_port_event): Ditto.
156 (mn103cpu_io_read_buffer): Ditto.
157 (mn103cpu_io_write_buffer): Ditto.
158
159Tue Apr 28 18:33:31 1998 Geoffrey Noer <[email protected]>
160
161 * configure: Regenerated to track ../common/aclocal.m4 changes.
162
163Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
164
165 * configure: Regenerated to track ../common/aclocal.m4 changes.
166 * config.in: Ditto.
167
168Sun Apr 26 15:19:55 1998 Tom Tromey <[email protected]>
169
170 * acconfig.h: New file.
171 * configure.in: Reverted change of Apr 24; use sinclude again.
172
173Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
174
175 * configure: Regenerated to track ../common/aclocal.m4 changes.
176 * config.in: Ditto.
177
178Fri Apr 24 11:19:07 1998 Tom Tromey <[email protected]>
179
180 * configure.in: Don't call sinclude.
181
182Tue Apr 14 10:03:02 1998 Andrew Cagney <[email protected]>
183
184 * mn10300_sim.h: Declare all functions in op_utils.c using
185 INLINE_SIM_MAIN.
186 * op_utils.c: Ditto.
187 * sim-main.c: New file. Include op_utils.c.
188
189 * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
190 differentiate between MOV/CMP immediate/register instructions.
191
192 * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
193 * configure: Regenerate.
194
195Sat Apr 4 20:36:25 1998 Andrew Cagney <[email protected]>
196
197 * configure: Regenerated to track ../common/aclocal.m4 changes.
198
199Fri Mar 27 16:15:52 1998 Andrew Cagney <[email protected]>
200
201 * interp.c (hw): Delete variable, moved to SIM_DESC.
202 (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
203 Handled by sim-module.
204 (sim_open): Do not anotate tree with trace properties, handled by
205 sim-hw.c
206 (sim_open): Call sim_hw_parse instead of hw_tree_parse.
207
208 * configure: Regenerated to track ../common/aclocal.m4 changes.
209
210Thu Mar 26 20:46:18 1998 Stu Grossman <[email protected]>
211
212 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Save the entire PC
213 on the stack when delivering interrupts (not just the lower
214 half)...
215 * mn10300.igen (mov (Di,Am),Dn): Fix decode. Registers were
216 specified in the wrong order.
217
218Fri Mar 27 00:56:40 1998 Andrew Cagney <[email protected]>
219
220 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
221 succeeding interrupts, clear pending_handler when the handler
222 isn't re-scheduled.
223
224Thu Mar 26 10:11:01 1998 Stu Grossman <[email protected]>
225
226 * Makefile.in (tmp-igen): Prefix all usage of move-if-change
227 script with $(SHELL) to make NT native builds happy.
228 * configure: Regenerate because of change to ../common/aclocal.m4.
229
230Thu Mar 26 11:22:31 1998 Andrew Cagney <[email protected]>
231
232 * configure.in: Make --enable-sim-common the default.
233 * configure: Re-generate.
234
235 * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
236 address into Sate.regs[REG_PC] instead of common struct.
237
238Wed Mar 25 17:42:00 1998 Joyce Janczyn <[email protected]>
239
240 * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
241
242Wed Mar 25 12:08:00 1998 Joyce Janczyn <[email protected]>
243
244 * simops.c (OP_F0FD): Initialise variable 'sp'.
245
246Thu Mar 26 00:21:32 1998 Andrew Cagney <[email protected]>
247
248 * dv-mn103int.c (decode_group): A group register every 4 bytes not
249 8.
250 (write_icr): Rewrite equation updating request field.
251 (read_iagr): Fix check that interrupt is still pending.
252
253Wed Mar 25 16:14:50 1998 Andrew Cagney <[email protected]>
254
255 * interp.c (sim_open): Tidy up device creation.
256
257 * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
258 value.
259 (mn103int_io_read_buffer): Convert absolute address to register
260 block offsets.
261 (read_icr, write_icr): Convert block offset into group offset.
262
263Wed Mar 25 15:08:49 1998 Andrew Cagney <[email protected]>
264
265 * interp.c (sim_open): Create second 1mb memory region at
266 0x40000000.
267 (sim_open): Create a device tree.
268 (sim-hw.h): Include.
269 (do_interrupt): Delete, needs to use dv-mn103cpu.c
270
271 * dv-mn103int.c, dv-mn103cpu.c: New files.
272
273Wed Mar 25 08:47:38 1998 Andrew Cagney <[email protected]>
274
275 * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
276 Define.
277 (SP): Define.
278
279Wed Mar 25 12:35:29 1998 Andrew Cagney <[email protected]>
280
281 * configure: Regenerated to track ../common/aclocal.m4 changes.
282
283Wed Mar 25 10:24:48 1998 Andrew Cagney <[email protected]>
284
285 * interp.c (sim-options.h): Include.
286 (sim_kind, myname): Declare when not using common framework.
287
288 * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
289 functions found in op_utils.c
290
291 * mn10300.igen (add): Discard unused variables.
292
293 * configure, config.in: Re-generate with autoconf 2.12.1.
294
295Tue Mar 24 15:27:00 1998 Joyce Janczyn <[email protected]>
296
297 Add support for --enable-sim-common option.
298 * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
299 ! --enable-sim-common
300 (WITH_COMMON_OBJS): Files included if --enable-sim-common.
301 (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
302 (SIM_OBJS): Rewrite.
303 ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
304 (SIM_EXTRA_CFLAGS): New variable.
305 (clean-extra): Clean up igen files.
306 (../igen/igen,clean-igen,tmp-igen): New rules.
307 * configure.in: Add support for common framework via
308 --enable-sim-common.
309 * configure: Regenerate.
310 * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
311 (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
312 (init_system,sim_write,compare_simops): Likewise.
313 (sim_set_profile,sim_set_profile_size): Likewise.
314 (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
315 (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
316 (enum interrupt_type): New enum.
317 (interrupt_names): New global.
318 (do_interrupt): New function.
319 (sim_open): Define differently if WITH_COMMON.
320 (sim_close,sim_create_inferior,sim_do_command): Likewise.
321 * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
322 for WITH_COMMON.
323 * mn10300.igen: New file.
324 * mn10300.dc: New file.
325 * op_utils.c: New file.
326 * sim-main.h: New file.
327
328Wed Mar 18 12:38:12 1998 Andrew Cagney <[email protected]>
329
330 * configure: Regenerated to track ../common/aclocal.m4 changes.
331
332Fri Feb 27 18:36:04 1998 Jeffrey A Law ([email protected])
333
334 * simops.c (inc): Fix typo.
335
336Wed Feb 25 01:59:29 1998 Jeffrey A Law ([email protected])
337
338 * simops.c (signed multiply instructions): Cast input operands to
339 signed32 before casting them to signed64 so that the sign bit
340 is propagated properly.
341
342Mon Feb 23 20:23:19 1998 Mark Alexander <[email protected]>
343
344 * Makefile.in: Last change was bad. Define NL_TARGET
345 so that targ-vals.h will be used instead of syscall.h.
346 * simops.c: Use targ-vals.h instead of syscall.h.
347 (OP_F020): Disable unsupported system calls.
348
349Mon Feb 23 09:44:38 1998 Mark Alexander <[email protected]>
350
351 * Makefile.in: Get header files from libgloss/mn10300/sys.
352
353Sun Feb 22 16:02:24 1998 Jeffrey A Law ([email protected])
354
355 * simops.c: Include sim-types.h.
356
357Wed Feb 18 13:07:08 1998 Jeffrey A Law ([email protected])
358
359 * simops.c (multiply instructions): Cast input operands to a
360 signed64/unsigned64 type as appropriate.
361
362Tue Feb 17 12:47:16 1998 Andrew Cagney <[email protected]>
363
364 * interp.c (sim_store_register, sim_fetch_register): Pass in
365 length parameter. Return -1.
366
367Sun Feb 1 16:47:51 1998 Andrew Cagney <[email protected]>
368
369 * configure: Regenerated to track ../common/aclocal.m4 changes.
370
371Sat Jan 31 18:15:41 1998 Andrew Cagney <[email protected]>
372
373 * configure: Regenerated to track ../common/aclocal.m4 changes.
374
375Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
376
377 * configure: Regenerated to track ../common/aclocal.m4 changes.
378
379Mon Dec 15 23:17:11 1997 Andrew Cagney <[email protected]>
380
381 * configure: Regenerated to track ../common/aclocal.m4 changes.
382 * config.in: Ditto.
383
384Thu Dec 4 09:21:05 1997 Doug Evans <[email protected]>
385
386 * configure: Regenerated to track ../common/aclocal.m4 changes.
387
388Tue Nov 11 10:38:52 1997 Jeffrey A Law ([email protected])
389
390 * simops.c (call:16 call:32): Stack adjustment is determined solely
391 by the imm8 field.
392
393Wed Oct 22 14:43:00 1997 Andrew Cagney <[email protected]>
394
395 * interp.c (sim_load): Pass lma_p and sim_write args to
396 sim_load_file.
397
398Tue Oct 21 10:12:03 1997 Jeffrey A Law ([email protected])
399
400 * simops.c: Correctly handle register restores for "ret" and "retf"
401 instructions.
402
403Fri Oct 3 09:28:00 1997 Andrew Cagney <[email protected]>
404
405 * configure: Regenerated to track ../common/aclocal.m4 changes.
406
407Wed Sep 24 17:38:57 1997 Andrew Cagney <[email protected]>
408
409 * configure: Regenerated to track ../common/aclocal.m4 changes.
410
411Tue Sep 23 11:04:38 1997 Andrew Cagney <[email protected]>
412
413 * configure: Regenerated to track ../common/aclocal.m4 changes.
414
415Mon Sep 22 11:46:20 1997 Andrew Cagney <[email protected]>
416
417 * configure: Regenerated to track ../common/aclocal.m4 changes.
418
419Fri Sep 19 17:45:25 1997 Andrew Cagney <[email protected]>
420
421 * configure: Regenerated to track ../common/aclocal.m4 changes.
422
423Mon Sep 15 17:36:15 1997 Andrew Cagney <[email protected]>
424
425 * configure: Regenerated to track ../common/aclocal.m4 changes.
426
427Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
428
429 * configure: Regenerated to track ../common/aclocal.m4 changes.
430
431Wed Aug 27 18:13:22 1997 Andrew Cagney <[email protected]>
432
433 * configure: Regenerated to track ../common/aclocal.m4 changes.
434 * config.in: Ditto.
435
436Tue Aug 26 10:41:07 1997 Andrew Cagney <[email protected]>
437
438 * interp.c (sim_kill): Delete.
439 (sim_create_inferior): Add ABFD argument.
440 (sim_load): Move setting of PC from here.
441 (sim_create_inferior): To here.
442
443Mon Aug 25 17:50:22 1997 Andrew Cagney <[email protected]>
444
445 * configure: Regenerated to track ../common/aclocal.m4 changes.
446 * config.in: Ditto.
447
448Mon Aug 25 16:14:44 1997 Andrew Cagney <[email protected]>
449
450 * interp.c (sim_open): Add ABFD argument.
451
452Tue Jun 24 13:46:20 1997 Jeffrey A Law ([email protected])
453
454 * interp.c (sim_resume): Clear State.exited.
455 (sim_stop_reason): If State.exited is nonzero, then indicate that
456 the simulator exited instead of stopped.
457 * mn10300_sim.h (struct _state): Add exited field.
458 * simops.c (syscall): Set State.exited for SYS_exit.
459
460Wed Jun 11 22:07:56 1997 Jeffrey A Law ([email protected])
461
462 * simops.c: Fix thinko in last change.
463
464Tue Jun 10 12:31:32 1997 Jeffrey A Law ([email protected])
465
466 * simops.c: "call" stores the callee saved registers into the
467 stack! Update the stack pointer properly when done with
468 register saves.
469
470 * simops.c: Fix return address computation for "call" instructions.
471
472Thu May 22 01:43:11 1997 Jeffrey A Law ([email protected])
473
474 * interp.c (sim_open): Fix typo.
475
476Wed May 21 23:27:58 1997 Jeffrey A Law ([email protected])
477
478 * interp.c (sim_resume): Add missing case in big switch
479 statement (for extb instruction).
480
481Tue May 20 17:51:30 1997 Jeffrey A Law ([email protected])
482
483 * interp.c: Replace all references to load_mem and store_mem
484 with references to load_byte, load_half, load_3_byte, load_word
485 and store_byte, store_half, store_3_byte, store_word.
486 (INLINE): Delete definition.
487 (load_mem_big): Likewise.
488 (max_mem): Make it global.
489 (dispatch): Make this function inline.
490 (load_mem, store_mem): Delete functions.
491 * mn10300_sim.h (INLINE): Define.
492 (RLW): Delete unused definition.
493 (load_mem, store_mem): Delete declarations.
494 (load_mem_big): New definition.
495 (load_byte, load_half, load_3_byte, load_word): New functions.
496 (store_byte, store_half, store_3_byte, store_word): New functions.
497 * simops.c: Replace all references to load_mem and store_mem
498 with references to load_byte, load_half, load_3_byte, load_word
499 and store_byte, store_half, store_3_byte, store_word.
500
501Tue May 20 10:21:51 1997 Andrew Cagney <[email protected]>
502
503 * interp.c (sim_open): Add callback to arguments.
504 (sim_set_callbacks): Delete SIM_DESC argument.
505
506Mon May 19 13:54:22 1997 Jeffrey A Law ([email protected])
507
508 * interp.c (dispatch): Make this an inline function.
509
510 * simops.c (syscall): Use callback->write regardless of
511 what file descriptor we're writing too.
512
513Sun May 18 16:46:31 1997 Jeffrey A Law ([email protected])
514
515 * interp.c (load_mem_big): Remove function. It's now a macro
516 defined elsewhere.
517 (compare_simops): New function.
518 (sim_open): Sort the Simops table before inserting entries
519 into the hash table.
520 * mn10300_sim.h: Remove unused #defines.
521 (load_mem_big): Define.
522
523Fri May 16 16:36:17 1997 Jeffrey A Law ([email protected])
524
525 * interp.c (load_mem): If we get a load from an out of range
526 address, abort.
527 (store_mem): Likewise for stores.
528 (max_mem): New variable.
529
530Tue May 6 13:24:36 1997 Jeffrey A Law ([email protected])
531
532 * mn10300_sim.h: Fix ordering of bits in the PSW.
533
534 * interp.c: Improve hashing routine to avoid long list
535 traversals for common instructions. Add HASH_STAT support.
536 Rewrite opcode dispatch code using a big switch instead of
537 cascaded if/else statements. Avoid useless calls to load_mem.
538
539Mon May 5 18:07:48 1997 Jeffrey A Law ([email protected])
540
541 * mn10300_sim.h (struct _state): Add space for mdrq register.
542 (REG_MDRQ): Define.
543 * simops.c: Don't abort for trap. Add support for the extended
544 instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
545 and "bsch".
546
547Thu Apr 24 00:39:51 1997 Doug Evans <[email protected]>
548
549 * configure: Regenerated to track ../common/aclocal.m4 changes.
550
551Fri Apr 18 14:04:04 1997 Andrew Cagney <[email protected]>
552
553 * interp.c (sim_stop): Add stub function.
554
555Thu Apr 17 03:26:59 1997 Doug Evans <[email protected]>
556
557 * Makefile.in (SIM_OBJS): Add sim-load.o.
558 * interp.c (sim_kind, myname): New static locals.
559 (sim_open): Set sim_kind, myname. Ignore -E arg.
560 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
561 load file into simulator. Set start address from bfd.
562 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
563
564Wed Apr 16 19:30:44 1997 Andrew Cagney <[email protected]>
565
566 * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
567 only include if implemented by host.
568 (OP_F020): Typecast arg passed to time function;
569
570Mon Apr 7 23:57:49 1997 Jeffrey A Law ([email protected])
571
572 * simops.c (syscall): Handle new mn10300 calling conventions.
573
574Mon Apr 7 15:45:02 1997 Andrew Cagney <[email protected]>
575
576 * configure: Regenerated to track ../common/aclocal.m4 changes.
577 * config.in: Ditto.
578
579Fri Apr 4 20:02:37 1997 Ian Lance Taylor <[email protected]>
580
581 * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
582 corresponding change in opcodes directory.
583
584Wed Apr 2 15:06:28 1997 Doug Evans <[email protected]>
585
586 * interp.c (sim_open): New arg `kind'.
587
588 * configure: Regenerated to track ../common/aclocal.m4 changes.
589
590Wed Apr 2 14:34:19 1997 Andrew Cagney <[email protected]>
591
592 * configure: Regenerated to track ../common/aclocal.m4 changes.
593
594Thu Mar 20 11:58:02 1997 Jeffrey A Law ([email protected])
595
596 * simops.c: Fix register extraction for a two "movbu" variants.
597 Somewhat simplify "sub" instructions.
598 Correctly sign extend operands for "mul". Put the correct
599 half of the result in MDR for "mul" and "mulu".
600 Implement remaining instructions.
601 Tweak opcode for "syscall".
602
603Tue Mar 18 14:21:21 1997 Jeffrey A Law ([email protected])
604
605 * simops.c: Do syscall emulation in "syscall" instruction. Add
606 dummy "trap" instruction.
607
608Wed Mar 19 01:14:00 1997 Andrew Cagney <[email protected]>
609
610 * configure: Regenerated to track ../common/aclocal.m4 changes.
611
612Mon Mar 17 15:10:07 1997 Andrew Cagney <[email protected]>
613
614 * configure: Re-generate.
615
616Fri Mar 14 10:34:11 1997 Michael Meissner <[email protected]>
617
618 * configure: Regenerate to track ../common/aclocal.m4 changes.
619
620Thu Mar 13 12:54:45 1997 Doug Evans <[email protected]>
621
622 * interp.c (sim_open): New SIM_DESC result. Argument is now
623 in argv form.
624 (other sim_*): New SIM_DESC argument.
625
626Wed Mar 12 15:04:00 1997 Jeffrey A Law ([email protected])
627
628 * simops.c: Fix carry bit computation for "add" instructions.
629
630 * simops.c: Fix typos in bset insns. Fix arguments to store_mem
631 for bset imm8,(d8,an) and bclr imm8,(d8,an).
632
633Wed Mar 5 15:00:10 1997 Jeffrey A Law ([email protected])
634
635 * simops.c: Fix register references when computing Z and N bits
636 for lsr imm8,dn.
637
638Tue Feb 4 13:33:30 1997 Doug Evans <[email protected]>
639
640 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
641 COMMON_{PRE,POST}_CONFIG_FRAG instead.
642 * configure.in: sinclude ../common/aclocal.m4.
643 * configure: Regenerated.
644
645Fri Jan 24 10:47:25 1997 Jeffrey A Law ([email protected])
646
647 * interp.c (init_system): Allocate 2^19 bytes of space for the
648 simulator.
649
650Thu Jan 23 11:46:23 1997 Stu Grossman ([email protected])
651
652 * configure configure.in Makefile.in: Update to new configure
653 scheme which is more compatible with WinGDB builds.
654 * configure.in: Improve comment on how to run autoconf.
655 * configure: Re-run autoconf to get new ../common/aclocal.m4.
656 * Makefile.in: Use autoconf substitution to install common
657 makefile fragment.
658
659Tue Jan 21 15:03:04 1997 Jeffrey A Law ([email protected])
660
661 * simops.c: Undo last change to "rol" and "ror", original code
662 was correct!
663
664Thu Jan 16 11:28:14 1997 Jeffrey A Law ([email protected])
665
666 * simops.c: Fix "rol" and "ror".
667
668Wed Jan 15 06:45:58 1997 Jeffrey A Law ([email protected])
669
670 * simops.c: Fix typo in last change.
671
672Mon Jan 13 13:22:35 1997 Jeffrey A Law ([email protected])
673
674 * simops.c: Use REG macros in few places not using them yet.
675
676Mon Jan 6 16:21:19 1997 Jeffrey A Law ([email protected])
677
678 * mn10300_sim.h (struct _state): Fix number of registers!
679
680Tue Dec 31 16:20:41 1996 Jeffrey A Law ([email protected])
681
682 * mn10300_sim.h (struct _state): Put all registers into a single
683 array to make gdb implementation easier.
684 (REG_*): Add definitions for all registers in the state array.
685 (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
686 * simops.c: Related changes.
687
688Wed Dec 18 10:10:45 1996 Jeffrey A Law ([email protected])
689
690 * interp.c (sim_resume): Handle 0xff as a single byte insn.
691
692 * simops.c: Fix overflow computation for "add" and "inc"
693 instructions.
694
695Mon Dec 16 10:03:52 1996 Jeffrey A Law ([email protected])
696
697 * simops.c: Handle "break" instruction.
698
699 * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
700
701Wed Dec 11 09:53:10 1996 Jeffrey A Law ([email protected])
702
703 * gencode.c (write_opcodes): Also write out the format of the
704 opcode.
705 * mn10300_sim.h (simops): Add "format" field.
706 * interp.c (sim_resume): Deal with endianness issues here.
707
708Tue Dec 10 15:05:37 1996 Jeffrey A Law ([email protected])
709
710 * simops.c (REG0_4): Define.
711 Use REG0_4 for indexed loads/stores.
712
713Sat Dec 7 09:50:28 1996 Jeffrey A Law ([email protected])
714
715 * simops.c (REG0_16): Fix typo.
716
717Fri Dec 6 14:13:34 1996 Jeffrey A Law ([email protected])
718
719 * simops.c: Call abort for any instruction that's not currently
720 simulated.
721
722 * simops.c: Define accessor macros to extract register
723 values from instructions. Use them consistently.
724
725 * interp.c: Delete unused global variable "OP".
726 (sim_resume): Remove unused variable "opcode".
727 * simops.c: Fix some uninitialized variable problems, add
728 parens to fix various -Wall warnings.
729
730 * gencode.c (write_header): Add "insn" and "extension" arguments
731 to the OP_* declarations.
732 (write_template): Similarly for function templates.
733 * interp.c (insn, extension): Remove global variables. Instead
734 pass them as arguments to the OP_* functions.
735 * mn10300_sim.h: Remove decls for "insn" and "extension".
736 * simops.c (OP_*): Accept "insn" and "extension" as arguments
737 instead of using globals.
738
739Thu Dec 5 22:26:31 1996 Jeffrey A Law ([email protected])
740
741 * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
742
743 * simops.c: Fix thinkos in last change to "inc dn".
744
745Wed Dec 4 10:57:53 1996 Jeffrey A Law ([email protected])
746
747 * simops.c: "add imm,sp" does not effect the condition codes.
748 "inc dn" does effect the condition codes.
749
750Tue Dec 3 17:37:45 1996 Jeffrey A Law ([email protected])
751
752 * simops.c: Treat both operands as signed values for
753 "div" instruction.
754
755 * simops.c: Fix simulation of division instructions.
756 Fix typos/thinkos in several "cmp" and "sub" instructions.
757
758Mon Dec 2 12:31:40 1996 Jeffrey A Law ([email protected])
759
760 * simops.c: Fix carry bit handling in "sub" and "cmp"
761 instructions.
762
763 * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
764
765Sun Dec 1 16:05:42 1996 Jeffrey A Law ([email protected])
766
767 * simops.c: Fix overflow computation for many instructions.
768
769 * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
770
771 * simops.c: Fix "mov am, dn".
772
773 * simops.c: Fix more bugs in "add imm,an" and
774 "add imm,dn".
775
776Wed Nov 27 09:20:42 1996 Jeffrey A Law ([email protected])
777
778 * simops.c: Fix bugs in "movm" and "add imm,an".
779
780 * simops.c: Don't lose the upper 24 bits of the return
781 pointer in "call" and "calls" instructions. Rough cut
782 at emulated system calls.
783
784 * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
785
786 * simops.c: Implement remaining 4 byte instructions.
787
788 * simops.c: Implement remaining 3 byte instructions.
789
790 * simops.c: Implement remaining 2 byte instructions. Call
791 abort for instructions we're not implementing now.
792
793Tue Nov 26 15:43:41 1996 Jeffrey A Law ([email protected])
794
795 * simops.c: Implement lots of random instructions.
796
797 * simops.c: Implement "movm" and "bCC" insns.
798
799 * mn10300_sim.h (_state): Add another register (MDR).
800 (REG_MDR): Define.
801 * simops.c: Implement "cmp", "calls", "rets", "jmp" and
802 a few additional random insns.
803
804 * mn10300_sim.h (PSW_*): Define for CC status tracking.
805 (REG_D0, REG_A0, REG_SP): Define.
806 * simops.c: Implement "add", "addc" and a few other random
807 instructions.
808
809 * gencode.c, interp.c: Snapshot current simulator code.
810
811Mon Nov 25 12:46:38 1996 Jeffrey A Law ([email protected])
812
813 * Makefile.in, config.in, configure, configure.in: New files.
814 * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.
815
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