1 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
3 * configure: Regenerated to track ../common/aclocal.m4 changes.
5 2000-05-22 Alexandre Oliva <aoliva@cygnus.com>
7 * am33.igen: Fix leading comments of SP-relative offset insns that
8 referred to other registers. Make their offsets unsigned.
10 2000-05-18 Alexandre Oliva <aoliva@cygnus.com>
12 * mn10300_sim.h (genericAdd, genericSub, genericCmp, genericOr,
13 genericXor, genericBtst): Use `unsigned32'.
14 * op_utils.c: Likewise.
15 * mn10300.igen, am33.igen: Use `unsigned32', `signed32',
16 `unsigned64' or `signed64' where type width is relevant.
18 2000-04-25 Alexandre Oliva <aoliva@cygnus.com>
20 * am33.igen (inc4 Rn): Use genericAdd so as to modify flags.
22 2000-04-09 Alexandre Oliva <aoliva@cygnus.com>
24 * am33.igen: Make SP-relative offsets unsigned. Add `*am33' for
25 some instructions that were missing it.
27 2000-03-03 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
29 * Makefile.in (IGEN_INSN): Added am33.igen.
31 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
33 * configure: Regenerated to track ../common/aclocal.m4 changes.
35 Tue Jul 13 13:26:20 1999 Andrew Cagney <cagney@b1.cygnus.com>
37 * interp.c: Clarify error message reporting an unknown board.
39 1999-05-08 Felix Lee <flee@cygnus.com>
41 * configure: Regenerated to track ../common/aclocal.m4 changes.
43 1999-04-16 Frank Ch. Eigler <fche@cygnus.com>
45 * interp.c (program_interrupt): Detect undesired recursion using
46 static flag. Set NMIRC register's SYSEF flag during
47 --board=stdeval1 mode.
48 * dv-mn103-int.c (write_icr): Add backdoor address to allow CPU to
51 1999-04-02 Keith Seitz <keiths@cygnus.com>
53 * Makefile.in (SIM_EXTRA_CFLAGS): Define a POLL_QUIT_INTERVAL
54 for use in the simulator so that the poll_quit callback is
57 Tue Mar 9 21:26:41 1999 Andrew Cagney <cagney@b1.cygnus.com>
59 * dv-mn103int.c (mn103int_ioctl): Return something.
60 * dv-mn103tim.c (write_tm6md): GCC suggested parentheses around &&
63 Tue Feb 16 23:57:17 1999 Jeffrey A Law (law@cygnus.com)
65 * mn10300.igen (retf): Fix return address computation and store
66 the new pc value into nia.
68 1998-12-29 Frank Ch. Eigler <fche@cygnus.com>
70 * Makefile.in (WITH_COMMON_OBJS): Build also dv-sockser.o.
71 * interp.c (sim_open): Add stub mn103002 cache control memory regions.
72 Set OPERATING_ENVIRONMENT on "stdeval1" board.
73 (mn10300_core_signal): New function to intercept memory errors.
74 (program_interrupt): New function to dispatch to exception vector
75 (mn10300_exception_*): New functions to snapshot pre/post exception
77 * sim-main.h (SIM_CORE_SIGNAL): Define hook - call mn10300_core_signal.
78 (SIM_ENGINE_HALT_HOOK): Do nothing.
79 (SIM_CPU_EXCEPTION*): Define hooks to call mn10300_cpu_exception*().
80 (_sim_cpu): Add exc_* fields to store register value snapshots.
81 * dv-mn103ser.c (*): Support dv-sockser backend for UART I/O.
82 Various endianness and warning fixes.
83 * mn10300.igen (illegal): Call program_interrupt on error.
84 (break): Call program_interrupt on breakpoint
86 Several changes from <janczyn@cygnus.com> and <cagney@cygnus.com>
88 * dv-mn103int.c (mn103int_ioctl): New function for NMI
89 generation. (mn103int_finish): Install it as ioctl handler.
90 * dv-mn103tim.c: Support timer 6 specially. Endianness fixes.
92 Wed Oct 14 12:11:05 1998 Jeffrey A Law (law@cygnus.com)
94 * am33.igen: Allow autoincrement stores using the same register
95 for source and destination operands.
97 Mon Aug 31 10:19:55 1998 Jeffrey A Law (law@cygnus.com)
99 * am33.igen: Reverse HI/LO outputs of 4 operand "mul" and "mulu".
101 Fri Aug 28 14:40:49 1998 Joyce Janczyn <janczyn@cygnus.com>
103 * interp.c (sim_open): Check for invalid --board option, fix
104 indentation, allocate memory for mem control and DMA regs.
106 Wed Aug 26 09:29:38 1998 Joyce Janczyn <janczyn@cygnus.com>
108 * mn10300.igen (div,divu): Fix divide instructions so divide by 0
109 behaves like the hardware.
111 Mon Aug 24 11:50:09 1998 Joyce Janczyn <janczyn@cygnus.com>
113 * sim-main.h (SIM_HANDLES_LMA): Define SIM_HANDLES_LMA.
115 Wed Aug 12 12:36:07 1998 Jeffrey A Law (law@cygnus.com)
117 * am33.igen: Handle case where first DSP operation modifies a
118 register used in the second DSP operation correctly.
120 Tue Jul 28 10:10:25 1998 Jeffrey A Law (law@cygnus.com)
122 * am33.igen: Detect cases where two operands must not match for
123 DSP instructions too.
125 Mon Jul 27 12:04:17 1998 Jeffrey A Law (law@cygnus.com)
127 * am33.igen: Detect cases where two operands must not match in
128 non-DSP instructions.
130 Fri Jul 24 18:15:21 1998 Joyce Janczyn <janczyn@cygnus.com>
132 * op_utils.c (do_syscall): Rewrite to use common/syscall.c.
133 (syscall_read_mem, syscall_write_mem): New functions for syscall
135 * mn10300_sim.h: Add prototypes for syscall_read_mem and
137 * mn10300.igen: Change C++ style comments to C style comments.
138 Check for divide by zero in div and divu ops.
140 Fri Jul 24 12:49:28 1998 Jeffrey A Law (law@cygnus.com)
142 * am33.igen (translate_xreg): New function. Use it as needed.
144 Thu Jul 23 10:05:28 1998 Jeffrey A Law (law@cygnus.com)
146 * am33.igen: Add some missing instructions.
148 * am33.igen: Autoincrement loads/store fixes.
150 Tue Jul 21 09:48:14 1998 Jeffrey A Law (law@cygnus.com)
152 * am33.igen: Add mov_lCC DSP instructions.
154 * am33.igen: Add most am33 DSP instructions.
156 Thu Jul 9 10:06:55 1998 Jeffrey A Law (law@cygnus.com)
158 * mn10300.igen: Fix Z bit for addc and subc instructions.
159 Minor fixes in multiply/divide patterns.
161 * am33.igen: Add missing mul[u] imm32,Rn. Fix condition code
162 handling for many instructions. Fix sign extension for some
165 * am33.igen: Fix Z bit for remaining addc/subc instructions.
166 Do not sign extend immediate for mov imm,XRn.
167 More random mul, mac & div fixes.
168 Remove some unused variables.
169 Sign extend 24bit displacement in memory addresses.
171 * am33.igen: Fix Z bit for addc Rm,Rn and subc Rm,Rn. Various
172 fixes to 2 register multiply, divide and mac instructions. Set
173 Z,N correctly for sat16. Sign extend 24 bit immediate for add,
174 and sub instructions.
176 * am33.igen: Add remaining non-DSP instructions.
178 Wed Jul 8 16:29:12 1998 Jeffrey A Law (law@cygnus.com)
180 * am33.igen (translate_rreg): New function. Use it as appropriate.
182 * am33.igen: More am33 instructions. Fix "div".
184 Mon Jul 6 15:39:22 1998 Jeffrey A Law (law@cygnus.com)
186 * mn10300.igen: Add am33 support.
188 * Makefile.in: Use multi-sim to support both a mn10300 and am33
191 * am33.igen: Add many more am33 instructions.
193 Wed Jul 1 17:07:09 1998 Jeffrey A Law (law@cygnus.com)
195 * mn10300_sim.h (FETCH24): Define.
197 * mn10300_sim.h: Add defines for some registers found on the AM33.
198 * am33.igen: New file with some am33 support.
200 Tue Jun 30 11:23:20 1998 Jeffrey A Law (law@cygnus.com)
202 * mn10300_sim.h: Include bfd.h
203 (struct state): Add more room for processor specific registers.
206 Thu Jun 25 10:12:03 1998 Joyce Janczyn <janczyn@cygnus.com>
208 * dv-mn103tim.c: Include sim-assert.h
209 * dv-mn103ser.c (do_polling_event): Check for incoming data on
210 serial line and schedule next polling event.
211 (read_status_reg): schedule events to check for incoming data on
212 serial line and issue interrupt if necessary.
214 Fri Jun 19 16:47:27 1998 Joyce Janczyn <janczyn@cygnus.com>
216 * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
218 Fri Jun 19 11:59:26 1998 Joyce Janczyn <janczyn@cygnus.com>
220 * interp.c (board): Rename am32 to stdeval1 as this is the name
221 consistently used to refer to the mn1030002 board.
223 Thu June 18 14:37:14 1998 Joyce Janczyn <janczyn@cygnus.com>
224 * interp.c (sim_open): Fix typo in address of EXTMD register
225 (0x34000280, not 0x3400280).
227 Wed Jun 17 18:00:18 1998 Jeffrey A Law (law@cygnus.com)
229 * simops.c (syscall): Handle change in opcode # for syscall.
230 * mn10300.igen (syscall): Likewise.
232 Tue June 16 09:36:21 1998 Joyce Janczyn <janczyn@cygnus.com>
233 * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
234 reset) are not enabled on reset.
236 Sun June 14 17:04:00 1998 Joyce Janczyn <janczyn@cygnus.com>
237 * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
239 * dv-mn103ser.c: Fill in methods for reading and writing to serial
241 * interp.c (sim_open): Make the serial device a polling device.
243 Fri June 12 16:24:00 1998 Joyce Janczyn <janczyn@cygnus.com>
244 * dv-mn103iop.c: New file for handling am32 io ports.
245 * configure.in: Add mn103iop to hw_device list.
246 * configure: Re-generate.
247 * interp.c (sim_open): Create io port device.
249 Wed June 10 14:34:00 1998 Joyce Janczyn <janczyn@cygnus.com>
250 * dv-mn103int.c (external_group): Use enumerated types to access
251 correct group addresses.
252 * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
253 triggers an interrupt on the higher-numbered timer's port.
255 Mon June 8 13:30:00 1998 Joyce Janczyn <janczyn@cygnus.com>
256 * interp.c: (mn10300_option_handler): New function parses arguments
258 * (board): Add --board option for specifying am32.
259 * (sim_open): Create new timer and serial devices and control
260 configuration of other am32 devices via board option.
261 * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
262 * dv-mn103cpu.c: Fix typos in opening comments.
263 * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
264 * configure.in: Add mn103tim and mn103ser to hw_device list.
265 * configure: Re-generate.
267 Mon May 25 20:50:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
269 * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
271 * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
272 sim-main.h. Declare a struct hw_descriptor instead of struct
273 hw_device_descriptor.
275 Mon May 25 17:33:33 1998 Andrew Cagney <cagney@b1.cygnus.com>
277 * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
280 Fri May 22 12:17:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
282 * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
284 Wed May 6 13:29:06 1998 Andrew Cagney <cagney@b1.cygnus.com>
286 * interp.c (sim_open): Create a polling PAL device.
288 Fri May 1 16:39:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
290 * dv-mn103int.c (mn103int_port_event):
291 (mn103int_port_event):
292 (mn103int_io_read_buffer):
293 (mn103int_io_write_buffer):
295 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
296 (mn103cpu_port_event): Ditto.
297 (mn103cpu_io_read_buffer): Ditto.
298 (mn103cpu_io_write_buffer): Ditto.
300 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
302 * configure: Regenerated to track ../common/aclocal.m4 changes.
304 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
306 * configure: Regenerated to track ../common/aclocal.m4 changes.
309 Sun Apr 26 15:19:55 1998 Tom Tromey <tromey@cygnus.com>
311 * acconfig.h: New file.
312 * configure.in: Reverted change of Apr 24; use sinclude again.
314 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
316 * configure: Regenerated to track ../common/aclocal.m4 changes.
319 Fri Apr 24 11:19:07 1998 Tom Tromey <tromey@cygnus.com>
321 * configure.in: Don't call sinclude.
323 Tue Apr 14 10:03:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
325 * mn10300_sim.h: Declare all functions in op_utils.c using
328 * sim-main.c: New file. Include op_utils.c.
330 * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
331 differentiate between MOV/CMP immediate/register instructions.
333 * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
334 * configure: Regenerate.
336 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
338 * configure: Regenerated to track ../common/aclocal.m4 changes.
340 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
342 * interp.c (hw): Delete variable, moved to SIM_DESC.
343 (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
344 Handled by sim-module.
345 (sim_open): Do not anotate tree with trace properties, handled by
347 (sim_open): Call sim_hw_parse instead of hw_tree_parse.
349 * configure: Regenerated to track ../common/aclocal.m4 changes.
351 Thu Mar 26 20:46:18 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
353 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Save the entire PC
354 on the stack when delivering interrupts (not just the lower
356 * mn10300.igen (mov (Di,Am),Dn): Fix decode. Registers were
357 specified in the wrong order.
359 Fri Mar 27 00:56:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
361 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
362 succeeding interrupts, clear pending_handler when the handler
365 Thu Mar 26 10:11:01 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
367 * Makefile.in (tmp-igen): Prefix all usage of move-if-change
368 script with $(SHELL) to make NT native builds happy.
369 * configure: Regenerate because of change to ../common/aclocal.m4.
371 Thu Mar 26 11:22:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
373 * configure.in: Make --enable-sim-common the default.
374 * configure: Re-generate.
376 * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
377 address into Sate.regs[REG_PC] instead of common struct.
379 Wed Mar 25 17:42:00 1998 Joyce Janczyn <janczyn@cygnus.com>
381 * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
383 Wed Mar 25 12:08:00 1998 Joyce Janczyn <janczyn@cygnus.com>
385 * simops.c (OP_F0FD): Initialise variable 'sp'.
387 Thu Mar 26 00:21:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
389 * dv-mn103int.c (decode_group): A group register every 4 bytes not
391 (write_icr): Rewrite equation updating request field.
392 (read_iagr): Fix check that interrupt is still pending.
394 Wed Mar 25 16:14:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
396 * interp.c (sim_open): Tidy up device creation.
398 * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
400 (mn103int_io_read_buffer): Convert absolute address to register
402 (read_icr, write_icr): Convert block offset into group offset.
404 Wed Mar 25 15:08:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
406 * interp.c (sim_open): Create second 1mb memory region at
408 (sim_open): Create a device tree.
410 (do_interrupt): Delete, needs to use dv-mn103cpu.c
412 * dv-mn103int.c, dv-mn103cpu.c: New files.
414 Wed Mar 25 08:47:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
416 * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
420 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
422 * configure: Regenerated to track ../common/aclocal.m4 changes.
424 Wed Mar 25 10:24:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
426 * interp.c (sim-options.h): Include.
427 (sim_kind, myname): Declare when not using common framework.
429 * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
430 functions found in op_utils.c
432 * mn10300.igen (add): Discard unused variables.
434 * configure, config.in: Re-generate with autoconf 2.12.1.
436 Tue Mar 24 15:27:00 1998 Joyce Janczyn <janczyn@cygnus.com>
438 Add support for --enable-sim-common option.
439 * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
440 ! --enable-sim-common
441 (WITH_COMMON_OBJS): Files included if --enable-sim-common.
442 (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
444 ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
445 (SIM_EXTRA_CFLAGS): New variable.
446 (clean-extra): Clean up igen files.
447 (../igen/igen,clean-igen,tmp-igen): New rules.
448 * configure.in: Add support for common framework via
450 * configure: Regenerate.
451 * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
452 (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
453 (init_system,sim_write,compare_simops): Likewise.
454 (sim_set_profile,sim_set_profile_size): Likewise.
455 (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
456 (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
457 (enum interrupt_type): New enum.
458 (interrupt_names): New global.
459 (do_interrupt): New function.
460 (sim_open): Define differently if WITH_COMMON.
461 (sim_close,sim_create_inferior,sim_do_command): Likewise.
462 * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
464 * mn10300.igen: New file.
465 * mn10300.dc: New file.
466 * op_utils.c: New file.
467 * sim-main.h: New file.
469 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
471 * configure: Regenerated to track ../common/aclocal.m4 changes.
473 Fri Feb 27 18:36:04 1998 Jeffrey A Law (law@cygnus.com)
475 * simops.c (inc): Fix typo.
477 Wed Feb 25 01:59:29 1998 Jeffrey A Law (law@cygnus.com)
479 * simops.c (signed multiply instructions): Cast input operands to
480 signed32 before casting them to signed64 so that the sign bit
481 is propagated properly.
483 Mon Feb 23 20:23:19 1998 Mark Alexander <marka@cygnus.com>
485 * Makefile.in: Last change was bad. Define NL_TARGET
486 so that targ-vals.h will be used instead of syscall.h.
487 * simops.c: Use targ-vals.h instead of syscall.h.
488 (OP_F020): Disable unsupported system calls.
490 Mon Feb 23 09:44:38 1998 Mark Alexander <marka@cygnus.com>
492 * Makefile.in: Get header files from libgloss/mn10300/sys.
494 Sun Feb 22 16:02:24 1998 Jeffrey A Law (law@cygnus.com)
496 * simops.c: Include sim-types.h.
498 Wed Feb 18 13:07:08 1998 Jeffrey A Law (law@cygnus.com)
500 * simops.c (multiply instructions): Cast input operands to a
501 signed64/unsigned64 type as appropriate.
503 Tue Feb 17 12:47:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
505 * interp.c (sim_store_register, sim_fetch_register): Pass in
506 length parameter. Return -1.
508 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
510 * configure: Regenerated to track ../common/aclocal.m4 changes.
512 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
514 * configure: Regenerated to track ../common/aclocal.m4 changes.
516 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
518 * configure: Regenerated to track ../common/aclocal.m4 changes.
520 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
522 * configure: Regenerated to track ../common/aclocal.m4 changes.
525 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
527 * configure: Regenerated to track ../common/aclocal.m4 changes.
529 Tue Nov 11 10:38:52 1997 Jeffrey A Law (law@cygnus.com)
531 * simops.c (call:16 call:32): Stack adjustment is determined solely
534 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
536 * interp.c (sim_load): Pass lma_p and sim_write args to
539 Tue Oct 21 10:12:03 1997 Jeffrey A Law (law@cygnus.com)
541 * simops.c: Correctly handle register restores for "ret" and "retf"
544 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
546 * configure: Regenerated to track ../common/aclocal.m4 changes.
548 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
550 * configure: Regenerated to track ../common/aclocal.m4 changes.
552 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
554 * configure: Regenerated to track ../common/aclocal.m4 changes.
556 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
558 * configure: Regenerated to track ../common/aclocal.m4 changes.
560 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
562 * configure: Regenerated to track ../common/aclocal.m4 changes.
564 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
566 * configure: Regenerated to track ../common/aclocal.m4 changes.
568 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
570 * configure: Regenerated to track ../common/aclocal.m4 changes.
572 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
574 * configure: Regenerated to track ../common/aclocal.m4 changes.
577 Tue Aug 26 10:41:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
579 * interp.c (sim_kill): Delete.
580 (sim_create_inferior): Add ABFD argument.
581 (sim_load): Move setting of PC from here.
582 (sim_create_inferior): To here.
584 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
586 * configure: Regenerated to track ../common/aclocal.m4 changes.
589 Mon Aug 25 16:14:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
591 * interp.c (sim_open): Add ABFD argument.
593 Tue Jun 24 13:46:20 1997 Jeffrey A Law (law@cygnus.com)
595 * interp.c (sim_resume): Clear State.exited.
596 (sim_stop_reason): If State.exited is nonzero, then indicate that
597 the simulator exited instead of stopped.
598 * mn10300_sim.h (struct _state): Add exited field.
599 * simops.c (syscall): Set State.exited for SYS_exit.
601 Wed Jun 11 22:07:56 1997 Jeffrey A Law (law@cygnus.com)
603 * simops.c: Fix thinko in last change.
605 Tue Jun 10 12:31:32 1997 Jeffrey A Law (law@cygnus.com)
607 * simops.c: "call" stores the callee saved registers into the
608 stack! Update the stack pointer properly when done with
611 * simops.c: Fix return address computation for "call" instructions.
613 Thu May 22 01:43:11 1997 Jeffrey A Law (law@cygnus.com)
615 * interp.c (sim_open): Fix typo.
617 Wed May 21 23:27:58 1997 Jeffrey A Law (law@cygnus.com)
619 * interp.c (sim_resume): Add missing case in big switch
620 statement (for extb instruction).
622 Tue May 20 17:51:30 1997 Jeffrey A Law (law@cygnus.com)
624 * interp.c: Replace all references to load_mem and store_mem
625 with references to load_byte, load_half, load_3_byte, load_word
626 and store_byte, store_half, store_3_byte, store_word.
627 (INLINE): Delete definition.
628 (load_mem_big): Likewise.
629 (max_mem): Make it global.
630 (dispatch): Make this function inline.
631 (load_mem, store_mem): Delete functions.
632 * mn10300_sim.h (INLINE): Define.
633 (RLW): Delete unused definition.
634 (load_mem, store_mem): Delete declarations.
635 (load_mem_big): New definition.
636 (load_byte, load_half, load_3_byte, load_word): New functions.
637 (store_byte, store_half, store_3_byte, store_word): New functions.
638 * simops.c: Replace all references to load_mem and store_mem
639 with references to load_byte, load_half, load_3_byte, load_word
640 and store_byte, store_half, store_3_byte, store_word.
642 Tue May 20 10:21:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
644 * interp.c (sim_open): Add callback to arguments.
645 (sim_set_callbacks): Delete SIM_DESC argument.
647 Mon May 19 13:54:22 1997 Jeffrey A Law (law@cygnus.com)
649 * interp.c (dispatch): Make this an inline function.
651 * simops.c (syscall): Use callback->write regardless of
652 what file descriptor we're writing too.
654 Sun May 18 16:46:31 1997 Jeffrey A Law (law@cygnus.com)
656 * interp.c (load_mem_big): Remove function. It's now a macro
658 (compare_simops): New function.
659 (sim_open): Sort the Simops table before inserting entries
661 * mn10300_sim.h: Remove unused #defines.
662 (load_mem_big): Define.
664 Fri May 16 16:36:17 1997 Jeffrey A Law (law@cygnus.com)
666 * interp.c (load_mem): If we get a load from an out of range
668 (store_mem): Likewise for stores.
669 (max_mem): New variable.
671 Tue May 6 13:24:36 1997 Jeffrey A Law (law@cygnus.com)
673 * mn10300_sim.h: Fix ordering of bits in the PSW.
675 * interp.c: Improve hashing routine to avoid long list
676 traversals for common instructions. Add HASH_STAT support.
677 Rewrite opcode dispatch code using a big switch instead of
678 cascaded if/else statements. Avoid useless calls to load_mem.
680 Mon May 5 18:07:48 1997 Jeffrey A Law (law@cygnus.com)
682 * mn10300_sim.h (struct _state): Add space for mdrq register.
684 * simops.c: Don't abort for trap. Add support for the extended
685 instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
688 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
690 * configure: Regenerated to track ../common/aclocal.m4 changes.
692 Fri Apr 18 14:04:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
694 * interp.c (sim_stop): Add stub function.
696 Thu Apr 17 03:26:59 1997 Doug Evans <dje@canuck.cygnus.com>
698 * Makefile.in (SIM_OBJS): Add sim-load.o.
699 * interp.c (sim_kind, myname): New static locals.
700 (sim_open): Set sim_kind, myname. Ignore -E arg.
701 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
702 load file into simulator. Set start address from bfd.
703 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
705 Wed Apr 16 19:30:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
707 * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
708 only include if implemented by host.
709 (OP_F020): Typecast arg passed to time function;
711 Mon Apr 7 23:57:49 1997 Jeffrey A Law (law@cygnus.com)
713 * simops.c (syscall): Handle new mn10300 calling conventions.
715 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
717 * configure: Regenerated to track ../common/aclocal.m4 changes.
720 Fri Apr 4 20:02:37 1997 Ian Lance Taylor <ian@cygnus.com>
722 * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
723 corresponding change in opcodes directory.
725 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
727 * interp.c (sim_open): New arg `kind'.
729 * configure: Regenerated to track ../common/aclocal.m4 changes.
731 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
733 * configure: Regenerated to track ../common/aclocal.m4 changes.
735 Thu Mar 20 11:58:02 1997 Jeffrey A Law (law@cygnus.com)
737 * simops.c: Fix register extraction for a two "movbu" variants.
738 Somewhat simplify "sub" instructions.
739 Correctly sign extend operands for "mul". Put the correct
740 half of the result in MDR for "mul" and "mulu".
741 Implement remaining instructions.
742 Tweak opcode for "syscall".
744 Tue Mar 18 14:21:21 1997 Jeffrey A Law (law@cygnus.com)
746 * simops.c: Do syscall emulation in "syscall" instruction. Add
747 dummy "trap" instruction.
749 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
751 * configure: Regenerated to track ../common/aclocal.m4 changes.
753 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
755 * configure: Re-generate.
757 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
759 * configure: Regenerate to track ../common/aclocal.m4 changes.
761 Thu Mar 13 12:54:45 1997 Doug Evans <dje@canuck.cygnus.com>
763 * interp.c (sim_open): New SIM_DESC result. Argument is now
765 (other sim_*): New SIM_DESC argument.
767 Wed Mar 12 15:04:00 1997 Jeffrey A Law (law@cygnus.com)
769 * simops.c: Fix carry bit computation for "add" instructions.
771 * simops.c: Fix typos in bset insns. Fix arguments to store_mem
772 for bset imm8,(d8,an) and bclr imm8,(d8,an).
774 Wed Mar 5 15:00:10 1997 Jeffrey A Law (law@cygnus.com)
776 * simops.c: Fix register references when computing Z and N bits
779 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
781 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
782 COMMON_{PRE,POST}_CONFIG_FRAG instead.
783 * configure.in: sinclude ../common/aclocal.m4.
784 * configure: Regenerated.
786 Fri Jan 24 10:47:25 1997 Jeffrey A Law (law@cygnus.com)
788 * interp.c (init_system): Allocate 2^19 bytes of space for the
791 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
793 * configure configure.in Makefile.in: Update to new configure
794 scheme which is more compatible with WinGDB builds.
795 * configure.in: Improve comment on how to run autoconf.
796 * configure: Re-run autoconf to get new ../common/aclocal.m4.
797 * Makefile.in: Use autoconf substitution to install common
800 Tue Jan 21 15:03:04 1997 Jeffrey A Law (law@cygnus.com)
802 * simops.c: Undo last change to "rol" and "ror", original code
805 Thu Jan 16 11:28:14 1997 Jeffrey A Law (law@cygnus.com)
807 * simops.c: Fix "rol" and "ror".
809 Wed Jan 15 06:45:58 1997 Jeffrey A Law (law@cygnus.com)
811 * simops.c: Fix typo in last change.
813 Mon Jan 13 13:22:35 1997 Jeffrey A Law (law@cygnus.com)
815 * simops.c: Use REG macros in few places not using them yet.
817 Mon Jan 6 16:21:19 1997 Jeffrey A Law (law@cygnus.com)
819 * mn10300_sim.h (struct _state): Fix number of registers!
821 Tue Dec 31 16:20:41 1996 Jeffrey A Law (law@cygnus.com)
823 * mn10300_sim.h (struct _state): Put all registers into a single
824 array to make gdb implementation easier.
825 (REG_*): Add definitions for all registers in the state array.
826 (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
827 * simops.c: Related changes.
829 Wed Dec 18 10:10:45 1996 Jeffrey A Law (law@cygnus.com)
831 * interp.c (sim_resume): Handle 0xff as a single byte insn.
833 * simops.c: Fix overflow computation for "add" and "inc"
836 Mon Dec 16 10:03:52 1996 Jeffrey A Law (law@cygnus.com)
838 * simops.c: Handle "break" instruction.
840 * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
842 Wed Dec 11 09:53:10 1996 Jeffrey A Law (law@cygnus.com)
844 * gencode.c (write_opcodes): Also write out the format of the
846 * mn10300_sim.h (simops): Add "format" field.
847 * interp.c (sim_resume): Deal with endianness issues here.
849 Tue Dec 10 15:05:37 1996 Jeffrey A Law (law@cygnus.com)
851 * simops.c (REG0_4): Define.
852 Use REG0_4 for indexed loads/stores.
854 Sat Dec 7 09:50:28 1996 Jeffrey A Law (law@cygnus.com)
856 * simops.c (REG0_16): Fix typo.
858 Fri Dec 6 14:13:34 1996 Jeffrey A Law (law@cygnus.com)
860 * simops.c: Call abort for any instruction that's not currently
863 * simops.c: Define accessor macros to extract register
864 values from instructions. Use them consistently.
866 * interp.c: Delete unused global variable "OP".
867 (sim_resume): Remove unused variable "opcode".
868 * simops.c: Fix some uninitialized variable problems, add
869 parens to fix various -Wall warnings.
871 * gencode.c (write_header): Add "insn" and "extension" arguments
872 to the OP_* declarations.
873 (write_template): Similarly for function templates.
874 * interp.c (insn, extension): Remove global variables. Instead
875 pass them as arguments to the OP_* functions.
876 * mn10300_sim.h: Remove decls for "insn" and "extension".
877 * simops.c (OP_*): Accept "insn" and "extension" as arguments
878 instead of using globals.
880 Thu Dec 5 22:26:31 1996 Jeffrey A Law (law@cygnus.com)
882 * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
884 * simops.c: Fix thinkos in last change to "inc dn".
886 Wed Dec 4 10:57:53 1996 Jeffrey A Law (law@cygnus.com)
888 * simops.c: "add imm,sp" does not effect the condition codes.
889 "inc dn" does effect the condition codes.
891 Tue Dec 3 17:37:45 1996 Jeffrey A Law (law@cygnus.com)
893 * simops.c: Treat both operands as signed values for
896 * simops.c: Fix simulation of division instructions.
897 Fix typos/thinkos in several "cmp" and "sub" instructions.
899 Mon Dec 2 12:31:40 1996 Jeffrey A Law (law@cygnus.com)
901 * simops.c: Fix carry bit handling in "sub" and "cmp"
904 * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
906 Sun Dec 1 16:05:42 1996 Jeffrey A Law (law@cygnus.com)
908 * simops.c: Fix overflow computation for many instructions.
910 * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
912 * simops.c: Fix "mov am, dn".
914 * simops.c: Fix more bugs in "add imm,an" and
917 Wed Nov 27 09:20:42 1996 Jeffrey A Law (law@cygnus.com)
919 * simops.c: Fix bugs in "movm" and "add imm,an".
921 * simops.c: Don't lose the upper 24 bits of the return
922 pointer in "call" and "calls" instructions. Rough cut
923 at emulated system calls.
925 * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
927 * simops.c: Implement remaining 4 byte instructions.
929 * simops.c: Implement remaining 3 byte instructions.
931 * simops.c: Implement remaining 2 byte instructions. Call
932 abort for instructions we're not implementing now.
934 Tue Nov 26 15:43:41 1996 Jeffrey A Law (law@cygnus.com)
936 * simops.c: Implement lots of random instructions.
938 * simops.c: Implement "movm" and "bCC" insns.
940 * mn10300_sim.h (_state): Add another register (MDR).
942 * simops.c: Implement "cmp", "calls", "rets", "jmp" and
943 a few additional random insns.
945 * mn10300_sim.h (PSW_*): Define for CC status tracking.
946 (REG_D0, REG_A0, REG_SP): Define.
947 * simops.c: Implement "add", "addc" and a few other random
950 * gencode.c, interp.c: Snapshot current simulator code.
952 Mon Nov 25 12:46:38 1996 Jeffrey A Law (law@cygnus.com)
954 * Makefile.in, config.in, configure, configure.in: New files.
955 * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.