1 Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
3 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
5 Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
7 * Makefile.in (simops.o): Depends on targ-vals.h
8 * simops.c: Include targ-vals.h instead of
9 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
10 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
11 Replace signed long int with signed32.
13 Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
15 * interp.c: #include "itable.h".
16 (get_insn_name): New function.
17 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
18 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
20 Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
22 * sim-main.h (INSN_NAME): New arg `cpu'.
24 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
26 * configure: Regenerated to track ../common/aclocal.m4 changes.
28 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
30 * configure: Regenerated to track ../common/aclocal.m4 changes.
33 Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
35 * acconfig.h: New file.
36 * configure.in: Reverted change of Apr 24; use sinclude again.
38 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
40 * configure: Regenerated to track ../common/aclocal.m4 changes.
43 Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
45 * configure.in: Don't call sinclude.
47 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
49 * configure: Regenerated to track ../common/aclocal.m4 changes.
50 * sim-main.h (SIM_MAIN_H): Wrap header.
52 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
54 * configure: Regenerated to track ../common/aclocal.m4 changes.
56 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
58 * configure: Regenerated to track ../common/aclocal.m4 changes.
60 Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
62 * interp.c (sim_stop): Delete, second attempt.
64 Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
66 * interp.c (sim_info): Delete.
68 Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
70 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
72 * simops.c (trace_result): Call trace_generic instead of
74 (trace_module): Change variable type to integer.
75 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
77 * sim-main.h (trace_module): Change variable decl to integer type.
78 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
80 Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
82 * interp.c (sim_store_register, sim_fetch_register): Pass in
83 length parameter. Return -1.
85 Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
87 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
88 IMEM_IMMED. To match recent igen change.
90 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
92 * configure: Regenerated to track ../common/aclocal.m4 changes.
94 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
96 * configure: Regenerated to track ../common/aclocal.m4 changes.
98 Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
100 * sim-main.h (CPU_CIA): Delete, replaced by.
101 (CIA_SET, CIA_SET): Define.
103 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
105 * configure: Regenerated to track ../common/aclocal.m4 changes.
107 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
109 * configure: Regenerated to track ../common/aclocal.m4 changes.
112 Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
114 * v850.igen: Revert break value back to its old value.
116 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
118 * configure: Regenerated to track ../common/aclocal.m4 changes.
120 Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
122 * v850.igen: Make break have a zero first field, since otherwise
123 it clashes with the DIVH instruction.
125 Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
127 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
128 sim_stopped instead of sim_signalled.
130 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
132 (illegal): Rename SIGILL to SIM_SIGILL.
134 * sim-main.h, simops.c, interp.c: Do not include signal.h.
136 * sim-main.h: Include sim-signal.h instead of signal.h.
137 (SIGTRAP, SIGQUIT): Delete definition.
138 (SIG_V850_EXIT): Delete definition.
140 Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
142 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
144 Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
146 * interp.c (sim_open): Check state magic number.
147 (sim-assert.h): Include.
149 Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
151 * v850.igen: Add model filter field to records.
153 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
155 * configure: Regenerated to track ../common/aclocal.m4 changes.
157 Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
159 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
160 SIM_ENGINE_RESTART_HOOK.
162 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
164 * configure: Regenerated to track ../common/aclocal.m4 changes.
166 Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
168 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
170 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
171 architecture with MSB == 31.
173 Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
175 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
177 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
179 * configure: Regenerated to track ../common/aclocal.m4 changes.
181 Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
183 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
184 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
185 (SIM_EXTRA_CFLAGS): Update.
187 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
189 * configure: Regenerated to track ../common/aclocal.m4 changes.
190 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
192 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
194 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
195 * configure: Regenerated to track ../common/aclocal.m4 changes.
197 Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
199 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
200 (disp22): Only shift left by 1, not 2.
201 ("jmp"): Ensure PC is 2 byte aligned.
203 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
204 v850.igen. Fix tracing.
206 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
207 "sld.w" insns to v850.igen. Fix tracing.
208 (OP_70): Ditto for "sld.hu".
210 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
212 * simops.c (condition_met): Make global.
214 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
216 (TRACE_LD_NAME): Define.
218 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
220 Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
222 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
224 * interp.c (hash): Delete.
226 * v850.igen (nop): Really do nothing.
228 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
230 * v850.igen (reti): Return to current PC not previous.
232 Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
234 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
235 (trace_module): Global, save component/module name across insn.
237 * simops.c: Move "bsh" to v850.igen, fix.
239 * v850.igen (callt): Load correct number of bytes. Fix tracing.
240 (stsr, ldsr): Correct src, dest fields. Fix tracing.
241 (ctret): Force alignment. Fix tracing.
243 Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
245 * simops.c (trace_output): Add result argument.
246 (trace_result): New function. Simpler version of trace_output,
247 assumes trace needed.
248 (trace_output): Call trace_result.
249 (trace_output): For IMM_REG_REG, trace correct register.
250 (trace_input): Add case for 16bit immediates.
251 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
253 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
254 (trace_values, trace_name, trace_pc, trace_num_values): Make
258 v850.insn (movea, stsr): Use.
259 (sxb, sxh, zxb, zxh): Ditto.
261 Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
263 * simops.c: Move "movea" from here.
264 * v850.igen: To here.
266 * v850.igen (simm16): Define, sign extend imm16.
267 (uimm16): Define, no sign extension.
268 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
270 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
272 * v850.igen: To here.
273 (switch): Fix off by two error in NIA calc.
275 Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
277 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
279 (trace_input): Just save pc, name and values for trace_output.
280 (trace_output): Write trace values to a buffer. Use
281 trace_one_insn to print trace info and buffer.
282 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
284 Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
286 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
289 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
290 instructions from here.
291 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
294 * interp.c (sim_open): Set psw_mask if machine known.
296 Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
298 * v850-dc: Add rule to diferentiate between breakpoint and divh.
299 * v850.igen (break): New instruction, breakpoint simulator.
300 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
302 Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
304 * simops.c (Multiply64): Don't store into register zero.
306 Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
308 * Makefile.in (semantics.o): Add dependency.
310 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
311 do not adjust CIA/NIA.
313 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
315 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
317 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
318 "divun", "pushml" code from here to v850.igen.
319 (divun): Make global.
320 (type3_regs): Make global
322 * v850.igen: Move simops.c code to here.
324 * interp.c (sim_create_inferior): For v850eq set US bit by
327 * interp.c (sim_open): Don't set arch, now set by
330 * configure: Regenerated to track ../common/aclocal.m4 changes.
332 Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
334 * simops.c (op_types): Move from here.
337 * sim-main.h (trace_input, trace_output), simops.c: Make global.
339 * simops.c (OP_60): Move "jmp" code from here.
340 * v850.igen (jmp): To here.
342 * simops.c (OP_60): Move "sld.bu" code from here.
343 * v850.igen (sld.bu): To here.
345 Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
347 * v850.igen (prepare, ...): Add to v850eq architecture.
349 * interp.c (sim_open): Default to v850eq.
351 * interp.c (sim_open): Default to v850e.
352 * sim-main.h (signal.h): Include.
354 * v850.igen (illegal): Report/halt illegal instructions.
356 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
358 * configure.in: Add reserved bits option.
359 * configure: Regenerate.
361 Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
363 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
365 * sim-main.h (INSN_NAME):
367 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
368 (SIM_EXTRA_DEPS): Add itable.h
369 (tmp-gencode): Does not depend on simops.h
371 * sim-main.h (itable.h): Include.
372 (MAX_INSNS, INSN_NAME): Define.
374 * interp.c: Compute inttype from the interrupt_names index that
377 Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
379 * simops.c (trace_input): Use trace_printf instead of
381 (trace_output): Ditto.
382 (trace_input): Only trace when TRACE_ALU_P. Delete code
383 disasembling instruction.
384 (trace_output): Only trace when TRACE_ALU_P.
386 Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
388 * simops.c (trace_input, trace_output): Use sim_io_printf.
389 (OP_620): Pass correct argument to trace.
391 (trace_input): Obtain prog_bfd, text_start et.al from simulator
394 Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
396 * v850.igen: New file.
399 Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
402 * sim-main.h (SEXT16): Delete, use EXTEND16.
403 (SEXT8): Delete, use EXTEND8.
404 (SEXT32): Delete, used?
405 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
406 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
408 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
410 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
411 replace with TRACE_INSN_P and TRACE_ALU_P.
413 * simops.c (trace_input, trace_output): Update.
415 * interp.c (sim_engine_run): Delete.
416 (lookup_hash): Delete.
417 (sim_open): Do not fill hash table.
420 Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
422 * simops.c (OP_FFFF): Use sim_engine_halt.
426 * sim-main.h (struct sim_cpu): Delete member exception. Using
429 * interp.c (sim_info): Do not do anything in sim-info.
430 (sim_stop): Delete, replace with sim-stop.
431 (sim_stop_reason): Delete, replace with sim-reason.
433 * sim-main.h (WITH_WATCHPOINTS): Define.
434 (WITH_MODULO_MEMORY): Define
436 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
439 * interp.c (enum interrupt_cond_type): Delete.
440 (struct interrupt_generator): Delete.
441 (enum interrupt_type): Drop int_none.
442 (sim_open): Initialize WATCHPOINT module.
443 (sim_resume, sim_run): Rename sim_resume to sim_run.
444 (sim_engine_run): Replace interrupt code with call to sim-events.
445 (sim_set_interrupt): Delete.
446 (sim_parse_number): Delete.
448 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
450 * configure: Regenerated to track ../common/aclocal.m4 changes.
452 Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
454 * simops.c (fetch_argv): New function, fetch a arg vector from
457 * configure.in: Check for fork, execve, execv.
458 * configure: Regenerate.
460 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
461 T2H_4 for byte swapping.
463 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
464 put_half, put_byte): Delete.
466 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
468 * sim-main.h (load_mem, store_mem): Redefine as macros.
469 (IMEM, IMEM_IMMED): New macros - fetch instructions.
471 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
472 transfer data via a buffer.
473 (fetch_str): New function, fetch string from memory.
475 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
477 * interp.c (sim_open): Establish memory maps using sim-memopt.c
479 (sim_do_command): Print error if memory-map command is used. Call
481 (map): Delete, replaced by sim-core.
482 (sim_memory_init): Delete, replaced by sim-core.
483 (sim_set_memory_map): Delete, replaced by sim-memopt.
484 (load_mem): Delete, replaced by sim-core.
485 (store_mem): Delete, replaced by sim-core.
486 (sim_write): Delete, replaced by sim-hrw.
487 (sim_read): Delete, replaced by sim-hrw.
489 * sim-main.h (struct sim_state): Remove memory members, using
492 Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
494 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
495 * interp.c (map): Do not add to a void pointer.
497 * Makefile.in (INCLUDE): Add sim-main.h
499 * configure.in: Check for time.h
500 * configure: Re-generate.
502 * interp.c (struct interrupt_generator): Make time unsigned long,
504 (sim_resume): Make oldpc SIM_ADDR.
505 (struct hash_entry): Make mask/opcode unsigned.
507 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
509 * simops.c (utime.h): Include if available.
510 (OP_10007E0): Check for UTIME function.
511 (divun): Put parentheses around shift argument.
512 (OP_640): Put parentheses around shift argument, was wrong.
513 (OP_107F0): Return something.
515 * interp.c (sim_parse_number): Use strtoul not strtol.
516 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
518 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
519 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
520 (SIM_AC_OPTION_HOST_ENDIAN): Add.
521 (AC_CHECK_FUNCS): Add utime.
522 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
523 configure: Regenerate.
526 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
527 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
528 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
529 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
530 (SIM_ENDIAN, SIM_WARNGINS): Define.
532 * simops.c (OP_10007E0): Use sim_io_* for transfers.
534 * interp.c (sim_resume): Pass sd around.
536 * simops.c (sim-main.h): Include.
538 * gencode.c (write_template): Generate #include sim-main.h.
539 (write_opcodes): Ditto.
541 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
542 (v850_callback): Ditto.
543 (sim_kind, myname): Ditto.
544 (lookup_hash): Pass SD. Use sim_io_error.
545 (sim_set_memory_map): Pass in SD, use.
546 (init_system): Pass in SD, use.
548 (sim_set_profile): Delete.
549 (sim_set_profile_size): Delete.
550 (do_interrupt): Pass in SD, use.
551 (sim_info): Use sim_io_printf.
552 (sim_create_inferior): Reset registers. Set PC from prog_bfd
554 (sim_load): Delete, use common/sim-hload.c
555 (sim_size): Rename to sim_memory_init.
556 (sim_write): Remove call to init_system.
557 (init_system): Delete.
558 (sim_set_callbacks): Delete.
559 (sim_set_interrupt): Pass in SD, use.
560 (start_time): Delete.
562 * v850_sim.h: Remove everything except `struct simops' from here.
563 * sim-main.h: Move most to here.
564 * gencode.c: Move #includes to here.
566 * sim-main.h(struct _sim_cpu): Rename struct _state.
567 (#define PC, et.al.): Update
568 (v850_callback): Delete. Replaced with SIM_DESC arg.
569 (int8, uint8, int16, uint16, int32, uint32): Define types using
570 unsigned8 et.al from common/sim-types.h.
571 * sim-main.h (State): Define as STATE_CPU.
573 Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
575 * configure.in: Check for time, chmod.
576 * configure: Regenerate.
577 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
579 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
581 (OP_10007E0): Check the existance each SYS_* macro independantly.
583 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
585 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
587 * configure: Regenerated to track ../common/aclocal.m4 changes.
590 Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
592 * interp.c (sim_kill): Delete.
593 (sim_create_inferior): Add ABFD argument.
594 (sim_load): Move setting of PC from here.
595 (sim_create_inferior): To here.
597 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
599 * configure: Regenerated to track ../common/aclocal.m4 changes.
602 Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
604 * interp.c (sim_open): Add ABFD argument.
606 Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
608 * simops.c (bsh): Only set CY flag if either of the bottom
611 * simops.c (prepare, dispose): Lower numbered
612 registers go to higher numbered address.
614 * simops.c (unsigned divide instructions): S bit set if result has
617 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
618 registers go to higher numbered address.
620 Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
622 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
623 interpretation of SR bit in list18 structure.
624 (divn, divun): New functions to perform N step divide functions.
626 Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
628 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
629 with US bit set in the PSW.
631 Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
633 * interp.c (sim_resume): Opcode functions return amount to be
634 added to PC and all opcodes take a standard format in the OP[]
637 (do_format_*): Functions removed.
639 * v850_sim.h (SP, EP): New register mnemonics.
641 * gencode.c (write_header): Functions prototypes return an
644 * simops.c: Opcode functions return amount to be added to PC.
646 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
648 * simops.c: Add support for v850e instructions.
650 * simops.c: Add support for v850eq instructions.
652 Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
654 * interp.c (sim_open): Add callback argument.
655 (sim_set_callbacks): Delete SIM_DESC argument.
657 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
659 * configure: Regenerated to track ../common/aclocal.m4 changes.
661 Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
663 * interp.c (prog_bfd_was_opened_p): New static local.
664 (prog_bfd): New global variable.
665 (sim_open): Undo patch to add -E support.
666 (sim_close): Close prog_bfd if sim_load opened it.
667 (sim_load): Record bfd of loaded file in prog_bfd.
668 * simops.c (prog_bfd): Renamed from exec_bfd.
670 Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
672 * interp.c (sim_stop): Stub function.
674 Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
676 * Makefile.in (SIM_OBJS): Add sim-load.o.
677 * interp.c (sim_kind, myname): New static locals.
678 (sim_open): Set sim_kind, myname. Ignore -E arg.
679 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
680 load file into simulator. Set start address from bfd.
681 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
683 Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
685 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
686 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
688 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
690 * configure: Regenerated to track ../common/aclocal.m4 changes.
693 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
695 * interp.c (sim_open): New arg `kind'.
697 * configure: Regenerated to track ../common/aclocal.m4 changes.
699 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
701 * configure: Regenerated to track ../common/aclocal.m4 changes.
703 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
705 * configure: Regenerated to track ../common/aclocal.m4 changes.
707 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
709 * configure: Re-generate.
711 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
713 * configure: Regenerate to track ../common/aclocal.m4 changes.
715 Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
717 * interp.c (sim_open): New SIM_DESC result. Argument is now
719 (other sim_*): New SIM_DESC argument.
721 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
723 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
724 COMMON_{PRE,POST}_CONFIG_FRAG instead.
725 * configure.in: sinclude ../common/aclocal.m4.
726 * configure: Regenerated.
728 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
730 * configure configure.in Makefile.in: Update to new configure
731 scheme which is more compatible with WinGDB builds.
732 * configure.in: Improve comment on how to run autoconf.
733 * configure: Re-run autoconf to get new ../common/aclocal.m4.
734 * Makefile.in: Use autoconf substitution to install common
737 Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
739 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
742 Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
744 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
745 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
746 SYS_gettimeofday and SYS_utime from MSVC.
748 Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
750 * simops.c (OP_10007E0): Know that kill encodes the signal number
751 via: 0xdead0000 | signal and turn it back into a signal.
753 Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
755 * v850_sim.h (SIG_V850_EXIT): Define as -1.
757 * interp.c (sim_open): Cast calloc function.
758 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
759 program exited with the appropriate exit code.
760 (sim_set_interrupt): Declare buildargv.
762 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
763 type correct and work on big endian systems.
765 Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
767 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
768 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
769 * configure.in: Simplify using macros in ../common/aclocal.m4.
770 Call AC_CHECK_HEADERS(unistd.h).
771 * configure: Regenerated.
772 * config.in: New file.
773 * simops.c: #include "config.h". #include <unistd.h> if present.
775 Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
777 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
778 (EIPC, etc): New macros for system registers.
779 * simops.c, interp.c: Use everywhere.
781 * interp.c: Add support for interrupts issued by interrupt
782 generators, either PC- or time-based. Controlled by simulator
783 command "sim interrupt".
785 * interp.c: Add support for variable-size allocation of memory,
786 via simulator command "sim memory-map".
787 (map): Issue SIGSEGV for references to invalid memory regions.
789 Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
791 * simops.c: Include <sys/time.h> for struct timeval and
794 Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
796 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
798 * simops.c (OP_10007E0): Handle SYS_time.
800 Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
802 * simops.c: Include <sys/stat.h>.
803 (OP_10007E0): Handle SYS_stat.
805 Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
807 * simops.c (OP_10007E0): Don't declare errno.
809 * simops.c (OP_500): Mask off low bit in displacement
813 * simops.c (OP_500): Fix displacement handling for sld.w.
814 (OP_501): Similarly for sst.w.
816 * simops.c (trace_input): Remove all references to SEXT7.
817 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
818 is zero extended for sst/sld instructions.
819 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
820 was incorrect anyway).
822 Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
824 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
826 * gencode.c (write_opcodes): Pad operands field to account for
828 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
829 doesn't support it. (Why is this here in the first place?!?)
830 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
831 Change number of operands in struct simops from 9 to 6. Define
832 SIGTRAP and SIGQUIT for MSVC.
834 Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
836 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
837 * (map): Add support for external mem in the 1->2 meg range.
838 Also, abort() when memory access is way out of bounds. (Better to
839 die than to give wrong result. (This will be fixed later.))
840 * (sim_size): MEM_SIZE is now bytes, not shift factor.
842 Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
844 * simops.c (trace_input): Swapped order of operands for output
845 output of OP_IMM_REG. Changed the fetching of the operands for
846 OP_LOAD32, and OP_STORE32 to work like op-function.
848 Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
850 * interp.c: Move includes of remote-sim.h and callback.h to
852 * (lookup_hash): Add PC to report of hash failure.
853 * (map load_mem store_mem): New memory subsystem. Models V851
855 * (sim_write sim_read): Use new memory subsystem.
856 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
857 to make user-defined traps work right.
858 * simops.c (OP_*): Use new memory subsystem.
859 * (OP_14007E0 (reti)): Implement reti.
860 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
861 trap 31. Use new memory subsystem.
862 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
863 load_mem in RLW macro.
865 Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
867 * gencode.c (write_opcodes): Output hex values for opcode mask
869 * interp.c (sim_resume): Save and restore PC from the appropriate
871 * (sim_fetch_register sim_store_register): Fix byte-order problem
872 with reading and writing registers.
873 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
875 Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
877 * simops.c (trace_input): Fix thinko.
879 Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
881 * simops.c (exec_bfd): Rename from sim_bfd.
882 (trace_input): Ditto.
884 Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
886 * simops.c (trace_input): Use find_nearest_line to print line
887 number, function name or file name of PC.
889 Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
891 * simops.c: Add tracing support. Use SEXTxx macros instead of
892 doing hardwired shifts.
894 * configure.in (--enable-sim-cflags): Add switch to add additional
895 flags to simulator buld. If --enable-sim-cflags=trace, turn on
897 * configure: Regenerate.
899 * Makefile.in: Don't require a VPATH capable make if configuring
900 in the same directory. Don't use CFLAGS for configuration flags.
901 Add flags from --enable-sim-cflags. Support canadian cross
902 builds. Rebuild whole simulator if include files change.
904 * interp.c (v850_debug): New global for debugging.
905 (lookup_hash,sim_size,sim_set_profile): Use
906 printf_filtered callback, instead of calling printf directly.
907 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
909 * v850_sim.h: Use limits.h to set the various sized types.
910 (SEXT{5,7,16,22}): New macros.
912 Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
914 * interp.c (hash): Make this an inline function
915 when compiling with GCC. Simplify.
916 * simpos.c: Explicitly include "sys/syscall.h". Remove
917 some #if 0'd code. Enable more emulated syscalls.
919 Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
921 * interp.c: Fix sign bit handling for add and sub instructions.
923 Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
925 * gencode.c: Fix various indention & style problems.
926 Remove test code. Remove #if 0 code.
927 * interp.c: Provide prototypes for all static functions.
928 Fix minor indention problems.
929 (sim_open, sim_resume): Remove unused variables.
930 (sim_read): Return type is "int".
931 * simops.c: Remove unused variables.
932 (divh): Make result of divide-by-zero zero.
933 (setf): Initialize result to keep compiler quiet.
934 (sar instructions): These just clear the overflow bit.
935 * v850_sim.h: Provide prototypes for put_byte, put_half
938 * interp.c: OP should be an array of 32bit operands!
939 (v850_callback): Declare.
940 (do_format_5): Fix extraction of OP[0].
941 (sim_size): Remove debugging printf.
942 (sim_set_callbacks): Do something useful.
943 (sim_stop_reason): Gross hacks to get c-torture running.
944 * simops.c: Simplify code for computing targets of bCC
945 insns. Invert 's' bit if 'ov' bit is set for some
946 instructions. Fix 'cy' bit handling for numerous
947 instructions. Make the simulator stop when a halt
948 instruction is encountered. Very crude support for
949 emulated syscalls (trap 0).
950 * v850_sim.h: Include "callback.h" and declare
951 v850_callback. Items in the operand array are 32bits.
953 Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
955 * interp.c (sim_resume): Fix code to check for a format 3
957 * simops.c: bCC insns only argument is a constant, not a
958 register value (duh...)
960 Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
962 * simops.c: Fix "not1" and "set1".
964 * simops.c: Don't forget to initialize temp for
967 * interp.c: Remove various debugging printfs.
969 * simops.c: Fix satadd, satsub boundary case handling.
971 * interp.c (hash): Fix.
972 * interp.c (do_format_8): Get operands correctly and
973 call the target function.
974 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
976 Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
978 * interp.c (do_format_4): Get operands correctly and
979 call the target function.
980 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
981 "sst.h", and "sst.w".
983 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
984 accordingly. Remove many unused definitions.
985 * interp.c: The V850 doesn't have split I&D spaces. Change
987 (get_longlong, get_longword, get_word): Deleted.
988 (write_longlong, write_longword, write_word): Deleted.
989 (get_operands): Deleted.
990 (get_byte, get_half, get_word): New functions.
991 (put_byte, put_half, put_word): New functions.
992 * simops.c: Remove unused functions. Rough cut at
993 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
995 * v850_sim.h (struct _state): Remove "psw" field. Add
997 (PSW): Remove bogus definition.
998 * simops.c: Change condition code handling to use the psw
999 register within the sregs array. Handle "ldsr" and "stsr".
1001 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1003 * interp.c (do_format_5): Get operands correctly and
1004 call the target function.
1005 (sim_resume): Don't do a PC update for format 5 instructions.
1006 * simops.c: Handle "jarl" and "jmp" instructions.
1008 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1009 "di", and "ei" instructions correctly.
1011 * interp.c (do_format_3): Get operands correctly and call
1012 the target function.
1013 * simops.c: Handle bCC instructions.
1015 * simops.c: Add condition code handling to shift insns.
1016 Fix minor typos in condition code handling for other insns.
1018 * Makefile.in: Fix typo.
1019 * simops.c: Add condition code handling to "sub" "subr" and
1020 "divh" instructions.
1022 * interp.c (hash): Update to be more accurate.
1023 (lookup_hash): Call hash rather than computing the hash
1025 (do_format_1_2): Handle format 1 and format 2 instructions.
1026 Get operands correctly and call the target function.
1027 (do_format_6): Get operands correctly and call the target
1029 (do_formats_9_10): Rough cut so shift ops will work.
1030 (sim_resume): Tweak to deal with format 1 and format 2
1031 handling in a single funtion. Don't update the PC
1032 for format 3 insns. Fix typos.
1033 * simops.c: Slightly reorganize. Add condition code handling
1034 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1035 and "not" instructions.
1036 * v850_sim.h (reg_t): Registers are 32bits.
1037 (_state): The V850 has 32 general registers. Add a 32bit
1038 psw and pc register too. Add accessor macros
1040 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1041 changes from the d10v simulator.
1043 * simops.c: Add shift support.
1045 * simops.c: Add multiply & divide support. Abort for system
1048 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1049 and subr. No condition codes yet.
1051 Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1053 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1054 gencode.c, interp.c, simops.c: Created.