2 Thu Jul 23 10:05:28 1998 Jeffrey A Law (law@cygnus.com)
4 * am33.igen: Autoincrement loads/store fixes.
6 Tue Jul 21 09:48:14 1998 Jeffrey A Law (law@cygnus.com)
8 * am33.igen: Add mov_lCC DSP instructions.
10 * am33.igen: Add most am33 DSP instructions.
13 Thu Jul 9 10:06:55 1998 Jeffrey A Law (law@cygnus.com)
15 * mn10300.igen: Fix Z bit for addc and subc instructions.
16 Minor fixes in multiply/divide patterns.
19 * am33.igen: Add missing mul[u] imm32,Rn. Fix condition code
20 handling for many instructions. Fix sign extension for some
23 * am33.igen: Fix Z bit for remaining addc/subc instructions.
24 Do not sign extend immediate for mov imm,XRn.
25 More random mul, mac & div fixes.
26 Remove some unused variables.
27 Sign extend 24bit displacement in memory addresses.
29 * am33.igen: Fix Z bit for addc Rm,Rn and subc Rm,Rn. Various
30 fixes to 2 register multiply, divide and mac instructions. Set
31 Z,N correctly for sat16. Sign extend 24 bit immediate for add,
34 * am33.igen: Add remaining non-DSP instructions.
38 Wed Jul 8 16:29:12 1998 Jeffrey A Law (law@cygnus.com)
40 * am33.igen (translate_rreg): New function. Use it as appropriate.
42 * am33.igen: More am33 instructions. Fix "div".
44 Mon Jul 6 15:39:22 1998 Jeffrey A Law (law@cygnus.com)
46 * mn10300.igen: Add am33 support.
48 * Makefile.in: Use multi-sim to support both a mn10300 and am33
51 * am33.igen: Add many more am33 instructions.
54 Wed Jul 1 17:07:09 1998 Jeffrey A Law (law@cygnus.com)
56 * mn10300_sim.h (FETCH24): Define.
59 * mn10300_sim.h: Add defines for some registers found on the AM33.
60 * am33.igen: New file with some am33 support.
63 Tue Jun 30 11:23:20 1998 Jeffrey A Law (law@cygnus.com)
65 * mn10300_sim.h: Include bfd.h
66 (struct state): Add more room for processor specific registers.
72 Thu Jun 25 10:12:03 1998 Joyce Janczyn <janczyn@cygnus.com>
74 * dv-mn103tim.c: Include sim-assert.h
75 * dv-mn103ser.c (do_polling_event): Check for incoming data on
76 serial line and schedule next polling event.
77 (read_status_reg): schedule events to check for incoming data on
78 serial line and issue interrupt if necessary.
80 Fri Jun 19 16:47:27 1998 Joyce Janczyn <janczyn@cygnus.com>
82 * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
84 Fri Jun 19 11:59:26 1998 Joyce Janczyn <janczyn@cygnus.com>
86 * interp.c (board): Rename am32 to stdeval1 as this is the name
87 consistently used to refer to the mn1030002 board.
89 Thu June 18 14:37:14 1998 Joyce Janczyn <janczyn@cygnus.com>
90 * interp.c (sim_open): Fix typo in address of EXTMD register
91 (0x34000280, not 0x3400280).
94 Wed Jun 17 18:00:18 1998 Jeffrey A Law (law@cygnus.com)
96 * simops.c (syscall): Handle change in opcode # for syscall.
97 * mn10300.igen (syscall): Likewise.
100 Tue June 16 09:36:21 1998 Joyce Janczyn <janczyn@cygnus.com>
101 * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
102 reset) are not enabled on reset.
104 Sun June 14 17:04:00 1998 Joyce Janczyn <janczyn@cygnus.com>
105 * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
107 * dv-mn103ser.c: Fill in methods for reading and writing to serial
109 * interp.c (sim_open): Make the serial device a polling device.
111 Fri June 12 16:24:00 1998 Joyce Janczyn <janczyn@cygnus.com>
112 * dv-mn103iop.c: New file for handling am32 io ports.
113 * configure.in: Add mn103iop to hw_device list.
114 * configure: Re-generate.
115 * interp.c (sim_open): Create io port device.
117 Wed June 10 14:34:00 1998 Joyce Janczyn <janczyn@cygnus.com>
118 * dv-mn103int.c (external_group): Use enumerated types to access
119 correct group addresses.
120 * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
121 triggers an interrupt on the higher-numbered timer's port.
124 Mon June 8 13:30:00 1998 Joyce Janczyn <janczyn@cygnus.com>
125 * interp.c: (mn10300_option_handler): New function parses arguments
128 * (board): Add --board option for specifying am32.
129 * (sim_open): Create new timer and serial devices and control
130 configuration of other am32 devices via board option.
131 * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
132 * dv-mn103cpu.c: Fix typos in opening comments.
133 * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
134 * configure.in: Add mn103tim and mn103ser to hw_device list.
135 * configure: Re-generate.
139 Mon May 25 20:50:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
141 * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
143 * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
144 sim-main.h. Declare a struct hw_descriptor instead of struct
145 hw_device_descriptor.
147 Mon May 25 17:33:33 1998 Andrew Cagney <cagney@b1.cygnus.com>
149 * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
152 Fri May 22 12:17:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
154 * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
156 Wed May 6 13:29:06 1998 Andrew Cagney <cagney@b1.cygnus.com>
158 * interp.c (sim_open): Create a polling PAL device.
161 Fri May 1 16:39:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
163 * dv-mn103int.c (mn103int_port_event):
164 (mn103int_port_event):
165 (mn103int_io_read_buffer):
166 (mn103int_io_write_buffer):
168 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
169 (mn103cpu_port_event): Ditto.
170 (mn103cpu_io_read_buffer): Ditto.
171 (mn103cpu_io_write_buffer): Ditto.
173 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
175 * configure: Regenerated to track ../common/aclocal.m4 changes.
177 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
179 * configure: Regenerated to track ../common/aclocal.m4 changes.
182 Sun Apr 26 15:19:55 1998 Tom Tromey <tromey@cygnus.com>
184 * acconfig.h: New file.
185 * configure.in: Reverted change of Apr 24; use sinclude again.
187 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
189 * configure: Regenerated to track ../common/aclocal.m4 changes.
192 Fri Apr 24 11:19:07 1998 Tom Tromey <tromey@cygnus.com>
194 * configure.in: Don't call sinclude.
196 Tue Apr 14 10:03:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
198 * mn10300_sim.h: Declare all functions in op_utils.c using
201 * sim-main.c: New file. Include op_utils.c.
203 * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
204 differentiate between MOV/CMP immediate/register instructions.
206 * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
207 * configure: Regenerate.
209 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
211 * configure: Regenerated to track ../common/aclocal.m4 changes.
214 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
216 * interp.c (hw): Delete variable, moved to SIM_DESC.
217 (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
218 Handled by sim-module.
219 (sim_open): Do not anotate tree with trace properties, handled by
221 (sim_open): Call sim_hw_parse instead of hw_tree_parse.
223 * configure: Regenerated to track ../common/aclocal.m4 changes.
227 Thu Mar 26 20:46:18 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
229 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Save the entire PC
230 on the stack when delivering interrupts (not just the lower
232 * mn10300.igen (mov (Di,Am),Dn): Fix decode. Registers were
233 specified in the wrong order.
237 Fri Mar 27 00:56:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
239 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
240 succeeding interrupts, clear pending_handler when the handler
244 Thu Mar 26 10:11:01 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
246 * Makefile.in (tmp-igen): Prefix all usage of move-if-change
247 script with $(SHELL) to make NT native builds happy.
248 * configure: Regenerate because of change to ../common/aclocal.m4.
250 Thu Mar 26 11:22:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
252 * configure.in: Make --enable-sim-common the default.
253 * configure: Re-generate.
255 * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
256 address into Sate.regs[REG_PC] instead of common struct.
258 Wed Mar 25 17:42:00 1998 Joyce Janczyn <janczyn@cygnus.com>
260 * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
262 Wed Mar 25 12:08:00 1998 Joyce Janczyn <janczyn@cygnus.com>
264 * simops.c (OP_F0FD): Initialise variable 'sp'.
267 Thu Mar 26 00:21:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
269 * dv-mn103int.c (decode_group): A group register every 4 bytes not
271 (write_icr): Rewrite equation updating request field.
272 (read_iagr): Fix check that interrupt is still pending.
276 Wed Mar 25 16:14:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
278 * interp.c (sim_open): Tidy up device creation.
280 * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
282 (mn103int_io_read_buffer): Convert absolute address to register
284 (read_icr, write_icr): Convert block offset into group offset.
287 Wed Mar 25 15:08:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
289 * interp.c (sim_open): Create second 1mb memory region at
291 (sim_open): Create a device tree.
294 (do_interrupt): Delete, needs to use dv-mn103cpu.c
296 * dv-mn103int.c, dv-mn103cpu.c: New files.
299 Wed Mar 25 08:47:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
301 * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
305 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
307 * configure: Regenerated to track ../common/aclocal.m4 changes.
309 Wed Mar 25 10:24:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
311 * interp.c (sim-options.h): Include.
312 (sim_kind, myname): Declare when not using common framework.
314 * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
315 functions found in op_utils.c
317 * mn10300.igen (add): Discard unused variables.
319 * configure, config.in: Re-generate with autoconf 2.12.1.
321 Tue Mar 24 15:27:00 1998 Joyce Janczyn <janczyn@cygnus.com>
323 Add support for --enable-sim-common option.
324 * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
325 ! --enable-sim-common
326 (WITH_COMMON_OBJS): Files included if --enable-sim-common.
327 (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
329 ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
330 (SIM_EXTRA_CFLAGS): New variable.
331 (clean-extra): Clean up igen files.
332 (../igen/igen,clean-igen,tmp-igen): New rules.
333 * configure.in: Add support for common framework via
335 * configure: Regenerate.
336 * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
337 (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
338 (init_system,sim_write,compare_simops): Likewise.
339 (sim_set_profile,sim_set_profile_size): Likewise.
340 (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
341 (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
342 (enum interrupt_type): New enum.
343 (interrupt_names): New global.
344 (do_interrupt): New function.
345 (sim_open): Define differently if WITH_COMMON.
346 (sim_close,sim_create_inferior,sim_do_command): Likewise.
347 * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
349 * mn10300.igen: New file.
350 * mn10300.dc: New file.
351 * op_utils.c: New file.
352 * sim-main.h: New file.
354 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
356 * configure: Regenerated to track ../common/aclocal.m4 changes.
358 Fri Feb 27 18:36:04 1998 Jeffrey A Law (law@cygnus.com)
360 * simops.c (inc): Fix typo.
362 Wed Feb 25 01:59:29 1998 Jeffrey A Law (law@cygnus.com)
364 * simops.c (signed multiply instructions): Cast input operands to
365 signed32 before casting them to signed64 so that the sign bit
366 is propagated properly.
368 Mon Feb 23 20:23:19 1998 Mark Alexander <marka@cygnus.com>
370 * Makefile.in: Last change was bad. Define NL_TARGET
371 so that targ-vals.h will be used instead of syscall.h.
372 * simops.c: Use targ-vals.h instead of syscall.h.
373 (OP_F020): Disable unsupported system calls.
375 Mon Feb 23 09:44:38 1998 Mark Alexander <marka@cygnus.com>
377 * Makefile.in: Get header files from libgloss/mn10300/sys.
379 Sun Feb 22 16:02:24 1998 Jeffrey A Law (law@cygnus.com)
381 * simops.c: Include sim-types.h.
383 Wed Feb 18 13:07:08 1998 Jeffrey A Law (law@cygnus.com)
385 * simops.c (multiply instructions): Cast input operands to a
386 signed64/unsigned64 type as appropriate.
388 Tue Feb 17 12:47:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
390 * interp.c (sim_store_register, sim_fetch_register): Pass in
391 length parameter. Return -1.
393 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
395 * configure: Regenerated to track ../common/aclocal.m4 changes.
397 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
399 * configure: Regenerated to track ../common/aclocal.m4 changes.
401 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
403 * configure: Regenerated to track ../common/aclocal.m4 changes.
405 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
407 * configure: Regenerated to track ../common/aclocal.m4 changes.
410 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
412 * configure: Regenerated to track ../common/aclocal.m4 changes.
414 Tue Nov 11 10:38:52 1997 Jeffrey A Law (law@cygnus.com)
416 * simops.c (call:16 call:32): Stack adjustment is determined solely
419 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
421 * interp.c (sim_load): Pass lma_p and sim_write args to
424 Tue Oct 21 10:12:03 1997 Jeffrey A Law (law@cygnus.com)
426 * simops.c: Correctly handle register restores for "ret" and "retf"
429 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
431 * configure: Regenerated to track ../common/aclocal.m4 changes.
433 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
435 * configure: Regenerated to track ../common/aclocal.m4 changes.
437 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
439 * configure: Regenerated to track ../common/aclocal.m4 changes.
441 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
443 * configure: Regenerated to track ../common/aclocal.m4 changes.
445 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
447 * configure: Regenerated to track ../common/aclocal.m4 changes.
449 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
451 * configure: Regenerated to track ../common/aclocal.m4 changes.
453 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
455 * configure: Regenerated to track ../common/aclocal.m4 changes.
457 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
459 * configure: Regenerated to track ../common/aclocal.m4 changes.
462 Tue Aug 26 10:41:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
464 * interp.c (sim_kill): Delete.
465 (sim_create_inferior): Add ABFD argument.
466 (sim_load): Move setting of PC from here.
467 (sim_create_inferior): To here.
469 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
471 * configure: Regenerated to track ../common/aclocal.m4 changes.
474 Mon Aug 25 16:14:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
476 * interp.c (sim_open): Add ABFD argument.
478 Tue Jun 24 13:46:20 1997 Jeffrey A Law (law@cygnus.com)
480 * interp.c (sim_resume): Clear State.exited.
481 (sim_stop_reason): If State.exited is nonzero, then indicate that
482 the simulator exited instead of stopped.
483 * mn10300_sim.h (struct _state): Add exited field.
484 * simops.c (syscall): Set State.exited for SYS_exit.
486 Wed Jun 11 22:07:56 1997 Jeffrey A Law (law@cygnus.com)
488 * simops.c: Fix thinko in last change.
490 Tue Jun 10 12:31:32 1997 Jeffrey A Law (law@cygnus.com)
492 * simops.c: "call" stores the callee saved registers into the
493 stack! Update the stack pointer properly when done with
496 * simops.c: Fix return address computation for "call" instructions.
498 Thu May 22 01:43:11 1997 Jeffrey A Law (law@cygnus.com)
500 * interp.c (sim_open): Fix typo.
502 Wed May 21 23:27:58 1997 Jeffrey A Law (law@cygnus.com)
504 * interp.c (sim_resume): Add missing case in big switch
505 statement (for extb instruction).
507 Tue May 20 17:51:30 1997 Jeffrey A Law (law@cygnus.com)
509 * interp.c: Replace all references to load_mem and store_mem
510 with references to load_byte, load_half, load_3_byte, load_word
511 and store_byte, store_half, store_3_byte, store_word.
512 (INLINE): Delete definition.
513 (load_mem_big): Likewise.
514 (max_mem): Make it global.
515 (dispatch): Make this function inline.
516 (load_mem, store_mem): Delete functions.
517 * mn10300_sim.h (INLINE): Define.
518 (RLW): Delete unused definition.
519 (load_mem, store_mem): Delete declarations.
520 (load_mem_big): New definition.
521 (load_byte, load_half, load_3_byte, load_word): New functions.
522 (store_byte, store_half, store_3_byte, store_word): New functions.
523 * simops.c: Replace all references to load_mem and store_mem
524 with references to load_byte, load_half, load_3_byte, load_word
525 and store_byte, store_half, store_3_byte, store_word.
527 Tue May 20 10:21:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
529 * interp.c (sim_open): Add callback to arguments.
530 (sim_set_callbacks): Delete SIM_DESC argument.
532 Mon May 19 13:54:22 1997 Jeffrey A Law (law@cygnus.com)
534 * interp.c (dispatch): Make this an inline function.
536 * simops.c (syscall): Use callback->write regardless of
537 what file descriptor we're writing too.
539 Sun May 18 16:46:31 1997 Jeffrey A Law (law@cygnus.com)
541 * interp.c (load_mem_big): Remove function. It's now a macro
543 (compare_simops): New function.
544 (sim_open): Sort the Simops table before inserting entries
546 * mn10300_sim.h: Remove unused #defines.
547 (load_mem_big): Define.
549 Fri May 16 16:36:17 1997 Jeffrey A Law (law@cygnus.com)
551 * interp.c (load_mem): If we get a load from an out of range
553 (store_mem): Likewise for stores.
554 (max_mem): New variable.
556 Tue May 6 13:24:36 1997 Jeffrey A Law (law@cygnus.com)
558 * mn10300_sim.h: Fix ordering of bits in the PSW.
560 * interp.c: Improve hashing routine to avoid long list
561 traversals for common instructions. Add HASH_STAT support.
562 Rewrite opcode dispatch code using a big switch instead of
563 cascaded if/else statements. Avoid useless calls to load_mem.
565 Mon May 5 18:07:48 1997 Jeffrey A Law (law@cygnus.com)
567 * mn10300_sim.h (struct _state): Add space for mdrq register.
569 * simops.c: Don't abort for trap. Add support for the extended
570 instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
573 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
575 * configure: Regenerated to track ../common/aclocal.m4 changes.
577 Fri Apr 18 14:04:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
579 * interp.c (sim_stop): Add stub function.
581 Thu Apr 17 03:26:59 1997 Doug Evans <dje@canuck.cygnus.com>
583 * Makefile.in (SIM_OBJS): Add sim-load.o.
584 * interp.c (sim_kind, myname): New static locals.
585 (sim_open): Set sim_kind, myname. Ignore -E arg.
586 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
587 load file into simulator. Set start address from bfd.
588 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
590 Wed Apr 16 19:30:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
592 * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
593 only include if implemented by host.
594 (OP_F020): Typecast arg passed to time function;
596 Mon Apr 7 23:57:49 1997 Jeffrey A Law (law@cygnus.com)
598 * simops.c (syscall): Handle new mn10300 calling conventions.
600 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
602 * configure: Regenerated to track ../common/aclocal.m4 changes.
605 Fri Apr 4 20:02:37 1997 Ian Lance Taylor <ian@cygnus.com>
607 * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
608 corresponding change in opcodes directory.
610 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
612 * interp.c (sim_open): New arg `kind'.
614 * configure: Regenerated to track ../common/aclocal.m4 changes.
616 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
618 * configure: Regenerated to track ../common/aclocal.m4 changes.
620 Thu Mar 20 11:58:02 1997 Jeffrey A Law (law@cygnus.com)
622 * simops.c: Fix register extraction for a two "movbu" variants.
623 Somewhat simplify "sub" instructions.
624 Correctly sign extend operands for "mul". Put the correct
625 half of the result in MDR for "mul" and "mulu".
626 Implement remaining instructions.
627 Tweak opcode for "syscall".
629 Tue Mar 18 14:21:21 1997 Jeffrey A Law (law@cygnus.com)
631 * simops.c: Do syscall emulation in "syscall" instruction. Add
632 dummy "trap" instruction.
634 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
636 * configure: Regenerated to track ../common/aclocal.m4 changes.
638 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
640 * configure: Re-generate.
642 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
644 * configure: Regenerate to track ../common/aclocal.m4 changes.
646 Thu Mar 13 12:54:45 1997 Doug Evans <dje@canuck.cygnus.com>
648 * interp.c (sim_open): New SIM_DESC result. Argument is now
650 (other sim_*): New SIM_DESC argument.
652 Wed Mar 12 15:04:00 1997 Jeffrey A Law (law@cygnus.com)
654 * simops.c: Fix carry bit computation for "add" instructions.
656 * simops.c: Fix typos in bset insns. Fix arguments to store_mem
657 for bset imm8,(d8,an) and bclr imm8,(d8,an).
659 Wed Mar 5 15:00:10 1997 Jeffrey A Law (law@cygnus.com)
661 * simops.c: Fix register references when computing Z and N bits
664 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
666 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
667 COMMON_{PRE,POST}_CONFIG_FRAG instead.
668 * configure.in: sinclude ../common/aclocal.m4.
669 * configure: Regenerated.
671 Fri Jan 24 10:47:25 1997 Jeffrey A Law (law@cygnus.com)
673 * interp.c (init_system): Allocate 2^19 bytes of space for the
676 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
678 * configure configure.in Makefile.in: Update to new configure
679 scheme which is more compatible with WinGDB builds.
680 * configure.in: Improve comment on how to run autoconf.
681 * configure: Re-run autoconf to get new ../common/aclocal.m4.
682 * Makefile.in: Use autoconf substitution to install common
685 Tue Jan 21 15:03:04 1997 Jeffrey A Law (law@cygnus.com)
687 * simops.c: Undo last change to "rol" and "ror", original code
690 Thu Jan 16 11:28:14 1997 Jeffrey A Law (law@cygnus.com)
692 * simops.c: Fix "rol" and "ror".
694 Wed Jan 15 06:45:58 1997 Jeffrey A Law (law@cygnus.com)
696 * simops.c: Fix typo in last change.
698 Mon Jan 13 13:22:35 1997 Jeffrey A Law (law@cygnus.com)
700 * simops.c: Use REG macros in few places not using them yet.
702 Mon Jan 6 16:21:19 1997 Jeffrey A Law (law@cygnus.com)
704 * mn10300_sim.h (struct _state): Fix number of registers!
706 Tue Dec 31 16:20:41 1996 Jeffrey A Law (law@cygnus.com)
708 * mn10300_sim.h (struct _state): Put all registers into a single
709 array to make gdb implementation easier.
710 (REG_*): Add definitions for all registers in the state array.
711 (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
712 * simops.c: Related changes.
714 Wed Dec 18 10:10:45 1996 Jeffrey A Law (law@cygnus.com)
716 * interp.c (sim_resume): Handle 0xff as a single byte insn.
718 * simops.c: Fix overflow computation for "add" and "inc"
721 Mon Dec 16 10:03:52 1996 Jeffrey A Law (law@cygnus.com)
723 * simops.c: Handle "break" instruction.
725 * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
727 Wed Dec 11 09:53:10 1996 Jeffrey A Law (law@cygnus.com)
729 * gencode.c (write_opcodes): Also write out the format of the
731 * mn10300_sim.h (simops): Add "format" field.
732 * interp.c (sim_resume): Deal with endianness issues here.
734 Tue Dec 10 15:05:37 1996 Jeffrey A Law (law@cygnus.com)
736 * simops.c (REG0_4): Define.
737 Use REG0_4 for indexed loads/stores.
739 Sat Dec 7 09:50:28 1996 Jeffrey A Law (law@cygnus.com)
741 * simops.c (REG0_16): Fix typo.
743 Fri Dec 6 14:13:34 1996 Jeffrey A Law (law@cygnus.com)
745 * simops.c: Call abort for any instruction that's not currently
748 * simops.c: Define accessor macros to extract register
749 values from instructions. Use them consistently.
751 * interp.c: Delete unused global variable "OP".
752 (sim_resume): Remove unused variable "opcode".
753 * simops.c: Fix some uninitialized variable problems, add
754 parens to fix various -Wall warnings.
756 * gencode.c (write_header): Add "insn" and "extension" arguments
757 to the OP_* declarations.
758 (write_template): Similarly for function templates.
759 * interp.c (insn, extension): Remove global variables. Instead
760 pass them as arguments to the OP_* functions.
761 * mn10300_sim.h: Remove decls for "insn" and "extension".
762 * simops.c (OP_*): Accept "insn" and "extension" as arguments
763 instead of using globals.
765 Thu Dec 5 22:26:31 1996 Jeffrey A Law (law@cygnus.com)
767 * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
769 * simops.c: Fix thinkos in last change to "inc dn".
771 Wed Dec 4 10:57:53 1996 Jeffrey A Law (law@cygnus.com)
773 * simops.c: "add imm,sp" does not effect the condition codes.
774 "inc dn" does effect the condition codes.
776 Tue Dec 3 17:37:45 1996 Jeffrey A Law (law@cygnus.com)
778 * simops.c: Treat both operands as signed values for
781 * simops.c: Fix simulation of division instructions.
782 Fix typos/thinkos in several "cmp" and "sub" instructions.
784 Mon Dec 2 12:31:40 1996 Jeffrey A Law (law@cygnus.com)
786 * simops.c: Fix carry bit handling in "sub" and "cmp"
789 * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
791 Sun Dec 1 16:05:42 1996 Jeffrey A Law (law@cygnus.com)
793 * simops.c: Fix overflow computation for many instructions.
795 * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
797 * simops.c: Fix "mov am, dn".
799 * simops.c: Fix more bugs in "add imm,an" and
802 Wed Nov 27 09:20:42 1996 Jeffrey A Law (law@cygnus.com)
804 * simops.c: Fix bugs in "movm" and "add imm,an".
806 * simops.c: Don't lose the upper 24 bits of the return
807 pointer in "call" and "calls" instructions. Rough cut
808 at emulated system calls.
810 * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
812 * simops.c: Implement remaining 4 byte instructions.
814 * simops.c: Implement remaining 3 byte instructions.
816 * simops.c: Implement remaining 2 byte instructions. Call
817 abort for instructions we're not implementing now.
819 Tue Nov 26 15:43:41 1996 Jeffrey A Law (law@cygnus.com)
821 * simops.c: Implement lots of random instructions.
823 * simops.c: Implement "movm" and "bCC" insns.
825 * mn10300_sim.h (_state): Add another register (MDR).
827 * simops.c: Implement "cmp", "calls", "rets", "jmp" and
828 a few additional random insns.
830 * mn10300_sim.h (PSW_*): Define for CC status tracking.
831 (REG_D0, REG_A0, REG_SP): Define.
832 * simops.c: Implement "add", "addc" and a few other random
835 * gencode.c, interp.c: Snapshot current simulator code.
837 Mon Nov 25 12:46:38 1996 Jeffrey A Law (law@cygnus.com)
839 * Makefile.in, config.in, configure, configure.in: New files.
840 * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.