1 2001-04-15 J.T. Conklin <jtc@redback.com>
3 * Makefile.in (simops.o): Add simops.h to dependency list.
5 2001-03-14 Andrew Cagney <ac131313@redhat.com>
7 * Makefile.in (gencode): Link with libintl.
9 2001-01-31 Jonathan Larmour <jlarmour@redhat.com>
11 * Makefile.in (gencode): Link with libopcodes in build tree rather
12 than building source files from there.
14 2000-05-30 Nick Clifton <nickc@cygnus.com>
16 * v850.igen: Remove illegal instruction pattern, since it is the
17 same as the breakpoint pattern.
19 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
21 * configure: Regenerated to track ../common/aclocal.m4 changes.
23 2000-04-14 Gary Thomas <gthomas@redhat.com>
25 * v850.igen: Define 'br *' as illegal since this is the only
26 way to provide a breakpoint on some v850 family processors.
28 2000-03-24 Frank Ch. Eigler <fche@redhat.com>
30 * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
32 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
34 * configure: Regenerated to track ../common/aclocal.m4 changes.
36 1999-05-08 Felix Lee <flee@cygnus.com>
38 * configure: Regenerated to track ../common/aclocal.m4 changes.
40 Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
42 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
44 Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
46 * Makefile.in (simops.o): Depends on targ-vals.h
47 * simops.c: Include targ-vals.h instead of
48 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
49 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
50 Replace signed long int with signed32.
52 Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
54 * interp.c: #include "itable.h".
55 (get_insn_name): New function.
56 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
57 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
59 Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
61 * sim-main.h (INSN_NAME): New arg `cpu'.
63 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
65 * configure: Regenerated to track ../common/aclocal.m4 changes.
67 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
69 * configure: Regenerated to track ../common/aclocal.m4 changes.
72 Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
74 * acconfig.h: New file.
75 * configure.in: Reverted change of Apr 24; use sinclude again.
77 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
79 * configure: Regenerated to track ../common/aclocal.m4 changes.
82 Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
84 * configure.in: Don't call sinclude.
86 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
88 * configure: Regenerated to track ../common/aclocal.m4 changes.
89 * sim-main.h (SIM_MAIN_H): Wrap header.
91 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
93 * configure: Regenerated to track ../common/aclocal.m4 changes.
95 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
97 * configure: Regenerated to track ../common/aclocal.m4 changes.
99 Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
101 * interp.c (sim_stop): Delete, second attempt.
103 Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
105 * interp.c (sim_info): Delete.
107 Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
109 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
111 * simops.c (trace_result): Call trace_generic instead of
113 (trace_module): Change variable type to integer.
114 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
116 * sim-main.h (trace_module): Change variable decl to integer type.
117 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
119 Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
121 * interp.c (sim_store_register, sim_fetch_register): Pass in
122 length parameter. Return -1.
124 Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
126 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
127 IMEM_IMMED. To match recent igen change.
129 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
131 * configure: Regenerated to track ../common/aclocal.m4 changes.
133 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
135 * configure: Regenerated to track ../common/aclocal.m4 changes.
137 Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
139 * sim-main.h (CPU_CIA): Delete, replaced by.
140 (CIA_SET, CIA_SET): Define.
142 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
144 * configure: Regenerated to track ../common/aclocal.m4 changes.
146 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
148 * configure: Regenerated to track ../common/aclocal.m4 changes.
151 Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
153 * v850.igen: Revert break value back to its old value.
155 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
157 * configure: Regenerated to track ../common/aclocal.m4 changes.
159 Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
161 * v850.igen: Make break have a zero first field, since otherwise
162 it clashes with the DIVH instruction.
164 Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
166 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
167 sim_stopped instead of sim_signalled.
169 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
171 (illegal): Rename SIGILL to SIM_SIGILL.
173 * sim-main.h, simops.c, interp.c: Do not include signal.h.
175 * sim-main.h: Include sim-signal.h instead of signal.h.
176 (SIGTRAP, SIGQUIT): Delete definition.
177 (SIG_V850_EXIT): Delete definition.
179 Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
181 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
183 Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
185 * interp.c (sim_open): Check state magic number.
186 (sim-assert.h): Include.
188 Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
190 * v850.igen: Add model filter field to records.
192 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
194 * configure: Regenerated to track ../common/aclocal.m4 changes.
196 Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
198 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
199 SIM_ENGINE_RESTART_HOOK.
201 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
203 * configure: Regenerated to track ../common/aclocal.m4 changes.
205 Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
207 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
209 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
210 architecture with MSB == 31.
212 Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
214 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
216 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
218 * configure: Regenerated to track ../common/aclocal.m4 changes.
220 Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
222 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
223 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
224 (SIM_EXTRA_CFLAGS): Update.
226 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
228 * configure: Regenerated to track ../common/aclocal.m4 changes.
229 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
231 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
233 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
234 * configure: Regenerated to track ../common/aclocal.m4 changes.
236 Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
238 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
239 (disp22): Only shift left by 1, not 2.
240 ("jmp"): Ensure PC is 2 byte aligned.
242 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
243 v850.igen. Fix tracing.
245 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
246 "sld.w" insns to v850.igen. Fix tracing.
247 (OP_70): Ditto for "sld.hu".
249 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
251 * simops.c (condition_met): Make global.
253 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
255 (TRACE_LD_NAME): Define.
257 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
259 Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
261 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
263 * interp.c (hash): Delete.
265 * v850.igen (nop): Really do nothing.
267 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
269 * v850.igen (reti): Return to current PC not previous.
271 Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
273 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
274 (trace_module): Global, save component/module name across insn.
276 * simops.c: Move "bsh" to v850.igen, fix.
278 * v850.igen (callt): Load correct number of bytes. Fix tracing.
279 (stsr, ldsr): Correct src, dest fields. Fix tracing.
280 (ctret): Force alignment. Fix tracing.
282 Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
284 * simops.c (trace_output): Add result argument.
285 (trace_result): New function. Simpler version of trace_output,
286 assumes trace needed.
287 (trace_output): Call trace_result.
288 (trace_output): For IMM_REG_REG, trace correct register.
289 (trace_input): Add case for 16bit immediates.
290 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
292 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
293 (trace_values, trace_name, trace_pc, trace_num_values): Make
297 v850.insn (movea, stsr): Use.
298 (sxb, sxh, zxb, zxh): Ditto.
300 Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
302 * simops.c: Move "movea" from here.
303 * v850.igen: To here.
305 * v850.igen (simm16): Define, sign extend imm16.
306 (uimm16): Define, no sign extension.
307 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
309 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
311 * v850.igen: To here.
312 (switch): Fix off by two error in NIA calc.
314 Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
316 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
318 (trace_input): Just save pc, name and values for trace_output.
319 (trace_output): Write trace values to a buffer. Use
320 trace_one_insn to print trace info and buffer.
321 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
323 Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
325 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
328 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
329 instructions from here.
330 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
333 * interp.c (sim_open): Set psw_mask if machine known.
335 Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
337 * v850-dc: Add rule to diferentiate between breakpoint and divh.
338 * v850.igen (break): New instruction, breakpoint simulator.
339 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
341 Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
343 * simops.c (Multiply64): Don't store into register zero.
345 Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
347 * Makefile.in (semantics.o): Add dependency.
349 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
350 do not adjust CIA/NIA.
352 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
354 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
356 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
357 "divun", "pushml" code from here to v850.igen.
358 (divun): Make global.
359 (type3_regs): Make global
361 * v850.igen: Move simops.c code to here.
363 * interp.c (sim_create_inferior): For v850eq set US bit by
366 * interp.c (sim_open): Don't set arch, now set by
369 * configure: Regenerated to track ../common/aclocal.m4 changes.
371 Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
373 * simops.c (op_types): Move from here.
376 * sim-main.h (trace_input, trace_output), simops.c: Make global.
378 * simops.c (OP_60): Move "jmp" code from here.
379 * v850.igen (jmp): To here.
381 * simops.c (OP_60): Move "sld.bu" code from here.
382 * v850.igen (sld.bu): To here.
384 Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
386 * v850.igen (prepare, ...): Add to v850eq architecture.
388 * interp.c (sim_open): Default to v850eq.
390 * interp.c (sim_open): Default to v850e.
391 * sim-main.h (signal.h): Include.
393 * v850.igen (illegal): Report/halt illegal instructions.
395 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
397 * configure.in: Add reserved bits option.
398 * configure: Regenerate.
400 Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
402 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
404 * sim-main.h (INSN_NAME):
406 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
407 (SIM_EXTRA_DEPS): Add itable.h
408 (tmp-gencode): Does not depend on simops.h
410 * sim-main.h (itable.h): Include.
411 (MAX_INSNS, INSN_NAME): Define.
413 * interp.c: Compute inttype from the interrupt_names index that
416 Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
418 * simops.c (trace_input): Use trace_printf instead of
420 (trace_output): Ditto.
421 (trace_input): Only trace when TRACE_ALU_P. Delete code
422 disasembling instruction.
423 (trace_output): Only trace when TRACE_ALU_P.
425 Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
427 * simops.c (trace_input, trace_output): Use sim_io_printf.
428 (OP_620): Pass correct argument to trace.
430 (trace_input): Obtain prog_bfd, text_start et.al from simulator
433 Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
435 * v850.igen: New file.
438 Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
441 * sim-main.h (SEXT16): Delete, use EXTEND16.
442 (SEXT8): Delete, use EXTEND8.
443 (SEXT32): Delete, used?
444 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
445 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
447 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
449 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
450 replace with TRACE_INSN_P and TRACE_ALU_P.
452 * simops.c (trace_input, trace_output): Update.
454 * interp.c (sim_engine_run): Delete.
455 (lookup_hash): Delete.
456 (sim_open): Do not fill hash table.
459 Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
461 * simops.c (OP_FFFF): Use sim_engine_halt.
465 * sim-main.h (struct sim_cpu): Delete member exception. Using
468 * interp.c (sim_info): Do not do anything in sim-info.
469 (sim_stop): Delete, replace with sim-stop.
470 (sim_stop_reason): Delete, replace with sim-reason.
472 * sim-main.h (WITH_WATCHPOINTS): Define.
473 (WITH_MODULO_MEMORY): Define
475 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
478 * interp.c (enum interrupt_cond_type): Delete.
479 (struct interrupt_generator): Delete.
480 (enum interrupt_type): Drop int_none.
481 (sim_open): Initialize WATCHPOINT module.
482 (sim_resume, sim_run): Rename sim_resume to sim_run.
483 (sim_engine_run): Replace interrupt code with call to sim-events.
484 (sim_set_interrupt): Delete.
485 (sim_parse_number): Delete.
487 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
489 * configure: Regenerated to track ../common/aclocal.m4 changes.
491 Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
493 * simops.c (fetch_argv): New function, fetch a arg vector from
496 * configure.in: Check for fork, execve, execv.
497 * configure: Regenerate.
499 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
500 T2H_4 for byte swapping.
502 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
503 put_half, put_byte): Delete.
505 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
507 * sim-main.h (load_mem, store_mem): Redefine as macros.
508 (IMEM, IMEM_IMMED): New macros - fetch instructions.
510 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
511 transfer data via a buffer.
512 (fetch_str): New function, fetch string from memory.
514 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
516 * interp.c (sim_open): Establish memory maps using sim-memopt.c
518 (sim_do_command): Print error if memory-map command is used. Call
520 (map): Delete, replaced by sim-core.
521 (sim_memory_init): Delete, replaced by sim-core.
522 (sim_set_memory_map): Delete, replaced by sim-memopt.
523 (load_mem): Delete, replaced by sim-core.
524 (store_mem): Delete, replaced by sim-core.
525 (sim_write): Delete, replaced by sim-hrw.
526 (sim_read): Delete, replaced by sim-hrw.
528 * sim-main.h (struct sim_state): Remove memory members, using
531 Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
533 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
534 * interp.c (map): Do not add to a void pointer.
536 * Makefile.in (INCLUDE): Add sim-main.h
538 * configure.in: Check for time.h
539 * configure: Re-generate.
541 * interp.c (struct interrupt_generator): Make time unsigned long,
543 (sim_resume): Make oldpc SIM_ADDR.
544 (struct hash_entry): Make mask/opcode unsigned.
546 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
548 * simops.c (utime.h): Include if available.
549 (OP_10007E0): Check for UTIME function.
550 (divun): Put parentheses around shift argument.
551 (OP_640): Put parentheses around shift argument, was wrong.
552 (OP_107F0): Return something.
554 * interp.c (sim_parse_number): Use strtoul not strtol.
555 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
557 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
558 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
559 (SIM_AC_OPTION_HOST_ENDIAN): Add.
560 (AC_CHECK_FUNCS): Add utime.
561 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
562 configure: Regenerate.
565 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
566 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
567 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
568 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
569 (SIM_ENDIAN, SIM_WARNGINS): Define.
571 * simops.c (OP_10007E0): Use sim_io_* for transfers.
573 * interp.c (sim_resume): Pass sd around.
575 * simops.c (sim-main.h): Include.
577 * gencode.c (write_template): Generate #include sim-main.h.
578 (write_opcodes): Ditto.
580 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
581 (v850_callback): Ditto.
582 (sim_kind, myname): Ditto.
583 (lookup_hash): Pass SD. Use sim_io_error.
584 (sim_set_memory_map): Pass in SD, use.
585 (init_system): Pass in SD, use.
587 (sim_set_profile): Delete.
588 (sim_set_profile_size): Delete.
589 (do_interrupt): Pass in SD, use.
590 (sim_info): Use sim_io_printf.
591 (sim_create_inferior): Reset registers. Set PC from prog_bfd
593 (sim_load): Delete, use common/sim-hload.c
594 (sim_size): Rename to sim_memory_init.
595 (sim_write): Remove call to init_system.
596 (init_system): Delete.
597 (sim_set_callbacks): Delete.
598 (sim_set_interrupt): Pass in SD, use.
599 (start_time): Delete.
601 * v850_sim.h: Remove everything except `struct simops' from here.
602 * sim-main.h: Move most to here.
603 * gencode.c: Move #includes to here.
605 * sim-main.h(struct _sim_cpu): Rename struct _state.
606 (#define PC, et.al.): Update
607 (v850_callback): Delete. Replaced with SIM_DESC arg.
608 (int8, uint8, int16, uint16, int32, uint32): Define types using
609 unsigned8 et.al from common/sim-types.h.
610 * sim-main.h (State): Define as STATE_CPU.
612 Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
614 * configure.in: Check for time, chmod.
615 * configure: Regenerate.
616 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
618 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
620 (OP_10007E0): Check the existance each SYS_* macro independantly.
622 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
624 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
626 * configure: Regenerated to track ../common/aclocal.m4 changes.
629 Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
631 * interp.c (sim_kill): Delete.
632 (sim_create_inferior): Add ABFD argument.
633 (sim_load): Move setting of PC from here.
634 (sim_create_inferior): To here.
636 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
638 * configure: Regenerated to track ../common/aclocal.m4 changes.
641 Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
643 * interp.c (sim_open): Add ABFD argument.
645 Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
647 * simops.c (bsh): Only set CY flag if either of the bottom
650 * simops.c (prepare, dispose): Lower numbered
651 registers go to higher numbered address.
653 * simops.c (unsigned divide instructions): S bit set if result has
656 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
657 registers go to higher numbered address.
659 Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
661 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
662 interpretation of SR bit in list18 structure.
663 (divn, divun): New functions to perform N step divide functions.
665 Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
667 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
668 with US bit set in the PSW.
670 Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
672 * interp.c (sim_resume): Opcode functions return amount to be
673 added to PC and all opcodes take a standard format in the OP[]
676 (do_format_*): Functions removed.
678 * v850_sim.h (SP, EP): New register mnemonics.
680 * gencode.c (write_header): Functions prototypes return an
683 * simops.c: Opcode functions return amount to be added to PC.
685 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
687 * simops.c: Add support for v850e instructions.
689 * simops.c: Add support for v850eq instructions.
691 Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
693 * interp.c (sim_open): Add callback argument.
694 (sim_set_callbacks): Delete SIM_DESC argument.
696 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
698 * configure: Regenerated to track ../common/aclocal.m4 changes.
700 Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
702 * interp.c (prog_bfd_was_opened_p): New static local.
703 (prog_bfd): New global variable.
704 (sim_open): Undo patch to add -E support.
705 (sim_close): Close prog_bfd if sim_load opened it.
706 (sim_load): Record bfd of loaded file in prog_bfd.
707 * simops.c (prog_bfd): Renamed from exec_bfd.
709 Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
711 * interp.c (sim_stop): Stub function.
713 Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
715 * Makefile.in (SIM_OBJS): Add sim-load.o.
716 * interp.c (sim_kind, myname): New static locals.
717 (sim_open): Set sim_kind, myname. Ignore -E arg.
718 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
719 load file into simulator. Set start address from bfd.
720 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
722 Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
724 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
725 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
727 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
729 * configure: Regenerated to track ../common/aclocal.m4 changes.
732 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
734 * interp.c (sim_open): New arg `kind'.
736 * configure: Regenerated to track ../common/aclocal.m4 changes.
738 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
740 * configure: Regenerated to track ../common/aclocal.m4 changes.
742 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
744 * configure: Regenerated to track ../common/aclocal.m4 changes.
746 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
748 * configure: Re-generate.
750 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
752 * configure: Regenerate to track ../common/aclocal.m4 changes.
754 Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
756 * interp.c (sim_open): New SIM_DESC result. Argument is now
758 (other sim_*): New SIM_DESC argument.
760 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
762 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
763 COMMON_{PRE,POST}_CONFIG_FRAG instead.
764 * configure.in: sinclude ../common/aclocal.m4.
765 * configure: Regenerated.
767 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
769 * configure configure.in Makefile.in: Update to new configure
770 scheme which is more compatible with WinGDB builds.
771 * configure.in: Improve comment on how to run autoconf.
772 * configure: Re-run autoconf to get new ../common/aclocal.m4.
773 * Makefile.in: Use autoconf substitution to install common
776 Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
778 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
781 Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
783 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
784 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
785 SYS_gettimeofday and SYS_utime from MSVC.
787 Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
789 * simops.c (OP_10007E0): Know that kill encodes the signal number
790 via: 0xdead0000 | signal and turn it back into a signal.
792 Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
794 * v850_sim.h (SIG_V850_EXIT): Define as -1.
796 * interp.c (sim_open): Cast calloc function.
797 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
798 program exited with the appropriate exit code.
799 (sim_set_interrupt): Declare buildargv.
801 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
802 type correct and work on big endian systems.
804 Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
806 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
807 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
808 * configure.in: Simplify using macros in ../common/aclocal.m4.
809 Call AC_CHECK_HEADERS(unistd.h).
810 * configure: Regenerated.
811 * config.in: New file.
812 * simops.c: #include "config.h". #include <unistd.h> if present.
814 Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
816 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
817 (EIPC, etc): New macros for system registers.
818 * simops.c, interp.c: Use everywhere.
820 * interp.c: Add support for interrupts issued by interrupt
821 generators, either PC- or time-based. Controlled by simulator
822 command "sim interrupt".
824 * interp.c: Add support for variable-size allocation of memory,
825 via simulator command "sim memory-map".
826 (map): Issue SIGSEGV for references to invalid memory regions.
828 Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
830 * simops.c: Include <sys/time.h> for struct timeval and
833 Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
835 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
837 * simops.c (OP_10007E0): Handle SYS_time.
839 Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
841 * simops.c: Include <sys/stat.h>.
842 (OP_10007E0): Handle SYS_stat.
844 Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
846 * simops.c (OP_10007E0): Don't declare errno.
848 * simops.c (OP_500): Mask off low bit in displacement
852 * simops.c (OP_500): Fix displacement handling for sld.w.
853 (OP_501): Similarly for sst.w.
855 * simops.c (trace_input): Remove all references to SEXT7.
856 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
857 is zero extended for sst/sld instructions.
858 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
859 was incorrect anyway).
861 Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
863 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
865 * gencode.c (write_opcodes): Pad operands field to account for
867 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
868 doesn't support it. (Why is this here in the first place?!?)
869 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
870 Change number of operands in struct simops from 9 to 6. Define
871 SIGTRAP and SIGQUIT for MSVC.
873 Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
875 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
876 * (map): Add support for external mem in the 1->2 meg range.
877 Also, abort() when memory access is way out of bounds. (Better to
878 die than to give wrong result. (This will be fixed later.))
879 * (sim_size): MEM_SIZE is now bytes, not shift factor.
881 Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
883 * simops.c (trace_input): Swapped order of operands for output
884 output of OP_IMM_REG. Changed the fetching of the operands for
885 OP_LOAD32, and OP_STORE32 to work like op-function.
887 Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
889 * interp.c: Move includes of remote-sim.h and callback.h to
891 * (lookup_hash): Add PC to report of hash failure.
892 * (map load_mem store_mem): New memory subsystem. Models V851
894 * (sim_write sim_read): Use new memory subsystem.
895 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
896 to make user-defined traps work right.
897 * simops.c (OP_*): Use new memory subsystem.
898 * (OP_14007E0 (reti)): Implement reti.
899 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
900 trap 31. Use new memory subsystem.
901 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
902 load_mem in RLW macro.
904 Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
906 * gencode.c (write_opcodes): Output hex values for opcode mask
908 * interp.c (sim_resume): Save and restore PC from the appropriate
910 * (sim_fetch_register sim_store_register): Fix byte-order problem
911 with reading and writing registers.
912 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
914 Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
916 * simops.c (trace_input): Fix thinko.
918 Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
920 * simops.c (exec_bfd): Rename from sim_bfd.
921 (trace_input): Ditto.
923 Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
925 * simops.c (trace_input): Use find_nearest_line to print line
926 number, function name or file name of PC.
928 Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
930 * simops.c: Add tracing support. Use SEXTxx macros instead of
931 doing hardwired shifts.
933 * configure.in (--enable-sim-cflags): Add switch to add additional
934 flags to simulator buld. If --enable-sim-cflags=trace, turn on
936 * configure: Regenerate.
938 * Makefile.in: Don't require a VPATH capable make if configuring
939 in the same directory. Don't use CFLAGS for configuration flags.
940 Add flags from --enable-sim-cflags. Support canadian cross
941 builds. Rebuild whole simulator if include files change.
943 * interp.c (v850_debug): New global for debugging.
944 (lookup_hash,sim_size,sim_set_profile): Use
945 printf_filtered callback, instead of calling printf directly.
946 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
948 * v850_sim.h: Use limits.h to set the various sized types.
949 (SEXT{5,7,16,22}): New macros.
951 Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
953 * interp.c (hash): Make this an inline function
954 when compiling with GCC. Simplify.
955 * simpos.c: Explicitly include "sys/syscall.h". Remove
956 some #if 0'd code. Enable more emulated syscalls.
958 Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
960 * interp.c: Fix sign bit handling for add and sub instructions.
962 Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
964 * gencode.c: Fix various indention & style problems.
965 Remove test code. Remove #if 0 code.
966 * interp.c: Provide prototypes for all static functions.
967 Fix minor indention problems.
968 (sim_open, sim_resume): Remove unused variables.
969 (sim_read): Return type is "int".
970 * simops.c: Remove unused variables.
971 (divh): Make result of divide-by-zero zero.
972 (setf): Initialize result to keep compiler quiet.
973 (sar instructions): These just clear the overflow bit.
974 * v850_sim.h: Provide prototypes for put_byte, put_half
977 * interp.c: OP should be an array of 32bit operands!
978 (v850_callback): Declare.
979 (do_format_5): Fix extraction of OP[0].
980 (sim_size): Remove debugging printf.
981 (sim_set_callbacks): Do something useful.
982 (sim_stop_reason): Gross hacks to get c-torture running.
983 * simops.c: Simplify code for computing targets of bCC
984 insns. Invert 's' bit if 'ov' bit is set for some
985 instructions. Fix 'cy' bit handling for numerous
986 instructions. Make the simulator stop when a halt
987 instruction is encountered. Very crude support for
988 emulated syscalls (trap 0).
989 * v850_sim.h: Include "callback.h" and declare
990 v850_callback. Items in the operand array are 32bits.
992 Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
994 * interp.c (sim_resume): Fix code to check for a format 3
996 * simops.c: bCC insns only argument is a constant, not a
997 register value (duh...)
999 Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
1001 * simops.c: Fix "not1" and "set1".
1003 * simops.c: Don't forget to initialize temp for
1006 * interp.c: Remove various debugging printfs.
1008 * simops.c: Fix satadd, satsub boundary case handling.
1010 * interp.c (hash): Fix.
1011 * interp.c (do_format_8): Get operands correctly and
1012 call the target function.
1013 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1015 Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
1017 * interp.c (do_format_4): Get operands correctly and
1018 call the target function.
1019 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1020 "sst.h", and "sst.w".
1022 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
1023 accordingly. Remove many unused definitions.
1024 * interp.c: The V850 doesn't have split I&D spaces. Change
1026 (get_longlong, get_longword, get_word): Deleted.
1027 (write_longlong, write_longword, write_word): Deleted.
1028 (get_operands): Deleted.
1029 (get_byte, get_half, get_word): New functions.
1030 (put_byte, put_half, put_word): New functions.
1031 * simops.c: Remove unused functions. Rough cut at
1032 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1034 * v850_sim.h (struct _state): Remove "psw" field. Add
1036 (PSW): Remove bogus definition.
1037 * simops.c: Change condition code handling to use the psw
1038 register within the sregs array. Handle "ldsr" and "stsr".
1040 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1042 * interp.c (do_format_5): Get operands correctly and
1043 call the target function.
1044 (sim_resume): Don't do a PC update for format 5 instructions.
1045 * simops.c: Handle "jarl" and "jmp" instructions.
1047 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1048 "di", and "ei" instructions correctly.
1050 * interp.c (do_format_3): Get operands correctly and call
1051 the target function.
1052 * simops.c: Handle bCC instructions.
1054 * simops.c: Add condition code handling to shift insns.
1055 Fix minor typos in condition code handling for other insns.
1057 * Makefile.in: Fix typo.
1058 * simops.c: Add condition code handling to "sub" "subr" and
1059 "divh" instructions.
1061 * interp.c (hash): Update to be more accurate.
1062 (lookup_hash): Call hash rather than computing the hash
1064 (do_format_1_2): Handle format 1 and format 2 instructions.
1065 Get operands correctly and call the target function.
1066 (do_format_6): Get operands correctly and call the target
1068 (do_formats_9_10): Rough cut so shift ops will work.
1069 (sim_resume): Tweak to deal with format 1 and format 2
1070 handling in a single funtion. Don't update the PC
1071 for format 3 insns. Fix typos.
1072 * simops.c: Slightly reorganize. Add condition code handling
1073 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1074 and "not" instructions.
1075 * v850_sim.h (reg_t): Registers are 32bits.
1076 (_state): The V850 has 32 general registers. Add a 32bit
1077 psw and pc register too. Add accessor macros
1079 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1080 changes from the d10v simulator.
1082 * simops.c: Add shift support.
1084 * simops.c: Add multiply & divide support. Abort for system
1087 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1088 and subr. No condition codes yet.
1090 Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1092 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1093 gencode.c, interp.c, simops.c: Created.