1 2011-03-21 Kevin Buettner <kevinb@redhat.com>
3 * simops (OP_10007E0): Update errno handling as most traps
4 do not invoke the host's functionality directly. Invoke
5 sim_io_stat() instead of stat() for implementing TARGET_SYS_stat.
6 Implement TARGET_SYS_fstat, TARGET_SYS_rename, and TARGET_SYS_unlink.
8 2011-02-14 Mike Frysinger <vapier@gentoo.org>
10 * simops.c (OP_10007E0): Change zfree to free.
12 2011-01-11 Andrew Burgess <aburgess@broadcom.com>
14 * interp.c (sim_store_register): Update return value to
17 2010-03-30 Mike Frysinger <vapier@gentoo.org>
19 * interp.c (interrupt_names): Add const to pointer type.
20 (do_interrupt): Add const to interrupt_name.
22 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24 * configure: Regenerate.
26 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28 * config.in: Regenerate.
29 * configure: Likewise.
31 * configure: Regenerate.
33 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
35 * configure: Regenerate to track ../common/common.m4 changes.
38 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
39 Daniel Jacobowitz <dan@codesourcery.com>
40 Joseph Myers <joseph@codesourcery.com>
42 * configure: Regenerate.
44 2008-02-05 DJ Delorie <dj@redhat.com>
46 * simops.c (OP_1C007E0): Compensate for 64 bit hosts.
47 (OP_18007E0): Likewise.
48 (OP_2C007E0): Likewise.
49 (OP_28007E0): Likewise.
50 * v850.igen (divh): Likewise.
52 * simops.c (OP_C0): Correct saturation logic.
58 * simops.c (OP_2A0): If the shift count is zero, clear the
60 (OP_A007E0): Likewise.
62 (OP_C007E0): Likewise.
64 (OP_8007E0): Likewise.
66 * simops.c (OP_2C207E0): Correct PSW flags for special divu
68 (OP_2C007E0): Likewise, for div.
69 (OP_28207E0): Likewise, for divhu.
70 (OP_28007E0): Likewise, for divh. Also, sign-extend the correct
72 * v850.igen (divh): Likewise, for 2-op divh.
74 * v850.igen (bsh): Fix carry logic.
76 2007-02-20 Daniel Jacobowitz <dan@codesourcery.com>
78 * Makefile.in (interp.o): Uncomment and update.
80 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
83 * config.in: Regenerate.
85 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
87 * configure: Regenerated.
89 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
91 * configure: Regenerated.
93 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
95 * configure: Regenerated.
97 2005-03-23 Mark Kettenis <kettenis@gnu.org>
99 * configure: Regenerate.
101 2005-01-14 Andrew Cagney <cagney@gnu.org>
103 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
104 explicit call to AC_CONFIG_HEADER.
105 * configure: Regenerate.
107 2005-01-12 Andrew Cagney <cagney@gnu.org>
109 * configure.ac: Update to use ../common/common.m4.
110 * configure: Re-generate.
112 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
114 * configure: Regenerated to track ../common/aclocal.m4 changes.
116 2005-01-07 Andrew Cagney <cagney@gnu.org>
118 * configure.ac: Rename configure.in, require autoconf 2.59.
119 * configure: Re-generate.
121 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
123 * configure: Regenerate for ../common/aclocal.m4 update.
125 2004-01-18 Mark Kettenis <kettenis@gnu.org>
127 * simops.c: Include <sys/types.h>.
129 2003-09-05 Andrew Cagney <cagney@redhat.com>
130 Nick Clifton <nickc@redhat.com>
132 * interp.c (sim_open): Accept bfd_mach_v850e1.
133 * v850-dc: Add entry for v850e1.
134 * v850.igen: Add support for v850e1.
135 Add code for DBTRAP and DBRET instructions.
136 (dbtrap): Create a separate v850e1 specific instruction.
137 Only generate a trap if the target is not the v850e1.
138 Otherwise treat it as a special kind of branch.
139 (break): Mark as v850/v850e specific.
141 2003-05-16 Ian Lance Taylor <ian@airs.com>
143 * Makefile.in (SHELL): Make sure this is defined.
144 (tmp-igen): Use $(SHELL) whenever we invoke move-if-change.
146 2003-04-06 Nick Clifton <nickc@redhat.com>
148 * simops.c (OP_40): Delete. Move code to...
149 * v850-igen.c (): ...Here. Sign extend the first operand.
150 * simops.h (OP_40): Remove prototype.
152 2003-02-27 Andrew Cagney <cagney@redhat.com>
154 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
156 2002-11-30 Andrew Cagney <cagney@redhat.com>
158 * simops.c: Use int, 1, 0 instead of boolean, true and false.
161 2002-09-27 Jim Wilson <wilson@redhat.com>
163 * simops.c (OP_E6077E0): And op1 with 7 after reading register, not
165 (BIT_CHANGE_OP): Likewise.
167 2002-09-26 Jim Wilson <wilson@redhat.com>
169 * simops (OP_10007E0): Don't subtract 4 from PC.
171 2002-09-19 Nick Clifton <nickc@redhat.com>
173 * interp.c (sim_open): Remove reference to v850ea.
174 (sim_create_inferior): Likewise.
176 * v850.igen: Remove all references to v850ea, including v850ea
177 specific instructions.
179 2002-08-29 Nick Clifton <nickc@redhat.com>
181 From 2001-08-23 Catherine Moore <clm@redhat.com>
183 * Makefile.in: Add gen-zero-r0 option.
184 * sim-main.h (GPR_SET, GPR_CLEAR): Define.
185 * simops.c (OP_24007E0): Sign extend the imm9
186 operand of a mul instruction.
188 2002-06-17 Andrew Cagney <cagney@redhat.com>
190 * simops.c (trace_result): Fix printf formatting.
192 2002-06-16 Andrew Cagney <ac131313@redhat.com>
194 * configure: Regenerated to track ../common/aclocal.m4 changes.
196 2001-12-02 Andrew Cagney <ac131313@redhat.com>
198 * Makefile.in (simops.h, table.c): Delete targets.
199 (tmp-gencode, gencode.o, gencode): Delete targets.
200 (simops.h): New file.
201 ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
202 * gencode.c: Delete file.
204 2001-04-15 J.T. Conklin <jtc@redback.com>
206 * Makefile.in (simops.o): Add simops.h to dependency list.
208 2001-03-14 Andrew Cagney <ac131313@redhat.com>
210 * Makefile.in (gencode): Link with libintl.
212 2001-01-31 Jonathan Larmour <jlarmour@redhat.com>
214 * Makefile.in (gencode): Link with libopcodes in build tree rather
215 than building source files from there.
217 2000-05-30 Nick Clifton <nickc@cygnus.com>
219 * v850.igen: Remove illegal instruction pattern, since it is the
220 same as the breakpoint pattern.
222 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
224 * configure: Regenerated to track ../common/aclocal.m4 changes.
226 2000-04-14 Gary Thomas <gthomas@redhat.com>
228 * v850.igen: Define 'br *' as illegal since this is the only
229 way to provide a breakpoint on some v850 family processors.
231 2000-03-24 Frank Ch. Eigler <fche@redhat.com>
233 * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
235 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
237 * configure: Regenerated to track ../common/aclocal.m4 changes.
239 1999-05-08 Felix Lee <flee@cygnus.com>
241 * configure: Regenerated to track ../common/aclocal.m4 changes.
243 Tue Dec 1 17:25:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
245 * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
247 Wed Nov 25 17:52:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
249 * Makefile.in (simops.o): Depends on targ-vals.h
250 * simops.c: Include targ-vals.h instead of
251 libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
252 (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
253 Replace signed long int with signed32.
255 Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
257 * interp.c: #include "itable.h".
258 (get_insn_name): New function.
259 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
260 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
262 Wed May 6 19:43:27 1998 Doug Evans <devans@canuck.cygnus.com>
264 * sim-main.h (INSN_NAME): New arg `cpu'.
266 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
268 * configure: Regenerated to track ../common/aclocal.m4 changes.
270 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
272 * configure: Regenerated to track ../common/aclocal.m4 changes.
275 Sun Apr 26 15:19:14 1998 Tom Tromey <tromey@cygnus.com>
277 * acconfig.h: New file.
278 * configure.in: Reverted change of Apr 24; use sinclude again.
280 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
282 * configure: Regenerated to track ../common/aclocal.m4 changes.
285 Fri Apr 24 11:18:08 1998 Tom Tromey <tromey@cygnus.com>
287 * configure.in: Don't call sinclude.
289 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
291 * configure: Regenerated to track ../common/aclocal.m4 changes.
292 * sim-main.h (SIM_MAIN_H): Wrap header.
294 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
296 * configure: Regenerated to track ../common/aclocal.m4 changes.
298 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
300 * configure: Regenerated to track ../common/aclocal.m4 changes.
302 Tue Mar 10 15:54:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
304 * interp.c (sim_stop): Delete, second attempt.
306 Thu Feb 26 19:09:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
308 * interp.c (sim_info): Delete.
310 Wed Feb 18 10:47:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
312 * sim-main.h (TRACE_ALU_INPUT*): Delete. Moved to sim-trace.[hc].
314 * simops.c (trace_result): Call trace_generic instead of
316 (trace_module): Change variable type to integer.
317 (trace_input): Initialize trace_module with TRACE_ALU_IDX.
319 * sim-main.h (trace_module): Change variable decl to integer type.
320 (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
322 Tue Feb 17 12:51:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
324 * interp.c (sim_store_register, sim_fetch_register): Pass in
325 length parameter. Return -1.
327 Tue Feb 3 16:24:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
329 * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
330 IMEM_IMMED. To match recent igen change.
332 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
334 * configure: Regenerated to track ../common/aclocal.m4 changes.
336 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
338 * configure: Regenerated to track ../common/aclocal.m4 changes.
340 Fri Jan 30 09:51:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
342 * sim-main.h (CPU_CIA): Delete, replaced by.
343 (CIA_SET, CIA_SET): Define.
345 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
347 * configure: Regenerated to track ../common/aclocal.m4 changes.
349 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
351 * configure: Regenerated to track ../common/aclocal.m4 changes.
354 Fri Dec 5 09:26:08 1997 Nick Clifton <nickc@cygnus.com>
356 * v850.igen: Revert break value back to its old value.
358 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
360 * configure: Regenerated to track ../common/aclocal.m4 changes.
362 Wed Dec 3 17:27:19 1997 Nick Clifton <nickc@cygnus.com>
364 * v850.igen: Make break have a zero first field, since otherwise
365 it clashes with the DIVH instruction.
367 Sat Nov 22 21:32:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
369 * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
370 sim_stopped instead of sim_signalled.
372 * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
374 (illegal): Rename SIGILL to SIM_SIGILL.
376 * sim-main.h, simops.c, interp.c: Do not include signal.h.
378 * sim-main.h: Include sim-signal.h instead of signal.h.
379 (SIGTRAP, SIGQUIT): Delete definition.
380 (SIG_V850_EXIT): Delete definition.
382 Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
384 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
386 Fri Oct 31 10:33:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
388 * interp.c (sim_open): Check state magic number.
389 (sim-assert.h): Include.
391 Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
393 * v850.igen: Add model filter field to records.
395 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
397 * configure: Regenerated to track ../common/aclocal.m4 changes.
399 Fri Sep 26 11:56:02 1997 Felix Lee <flee@cygnus.com>
401 * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
402 SIM_ENGINE_RESTART_HOOK.
404 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
406 * configure: Regenerated to track ../common/aclocal.m4 changes.
408 Wed Sep 24 17:28:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
410 * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
412 * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
413 architecture with MSB == 31.
415 Wed Sep 24 14:04:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
417 * v850.igen: Make divh insn with RRRRR==0 breakpoint.
419 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
421 * configure: Regenerated to track ../common/aclocal.m4 changes.
423 Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
425 * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
426 SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
427 (SIM_EXTRA_CFLAGS): Update.
429 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
431 * configure: Regenerated to track ../common/aclocal.m4 changes.
432 * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
434 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
436 * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
437 * configure: Regenerated to track ../common/aclocal.m4 changes.
439 Fri Sep 19 10:37:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
441 * v850.igen (disp16): Use EXTEND16 to sign extend disp.
442 (disp22): Only shift left by 1, not 2.
443 ("jmp"): Ensure PC is 2 byte aligned.
445 * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
446 v850.igen. Fix tracing.
448 * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
449 "sld.w" insns to v850.igen. Fix tracing.
450 (OP_70): Ditto for "sld.hu".
452 * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
454 * simops.c (condition_met): Make global.
456 * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
458 (TRACE_LD_NAME): Define.
460 * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
462 Wed Sep 17 16:21:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
464 * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
466 * interp.c (hash): Delete.
468 * v850.igen (nop): Really do nothing.
470 * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
472 * v850.igen (reti): Return to current PC not previous.
474 Wed Sep 17 14:02:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
476 * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
477 (trace_module): Global, save component/module name across insn.
479 * simops.c: Move "bsh" to v850.igen, fix.
481 * v850.igen (callt): Load correct number of bytes. Fix tracing.
482 (stsr, ldsr): Correct src, dest fields. Fix tracing.
483 (ctret): Force alignment. Fix tracing.
485 Tue Sep 16 22:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
487 * simops.c (trace_output): Add result argument.
488 (trace_result): New function. Simpler version of trace_output,
489 assumes trace needed.
490 (trace_output): Call trace_result.
491 (trace_output): For IMM_REG_REG, trace correct register.
492 (trace_input): Add case for 16bit immediates.
493 (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
495 * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
496 (trace_values, trace_name, trace_pc, trace_num_values): Make
500 v850.insn (movea, stsr): Use.
501 (sxb, sxh, zxb, zxh): Ditto.
503 Tue Sep 16 21:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
505 * simops.c: Move "movea" from here.
506 * v850.igen: To here.
508 * v850.igen (simm16): Define, sign extend imm16.
509 (uimm16): Define, no sign extension.
510 (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
512 * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
514 * v850.igen: To here.
515 (switch): Fix off by two error in NIA calc.
517 Tue Sep 16 15:14:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
519 * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
521 (trace_input): Just save pc, name and values for trace_output.
522 (trace_output): Write trace values to a buffer. Use
523 trace_one_insn to print trace info and buffer.
524 (SIZE_OPERANDS, SIZE_LOCATION): Delete.
526 Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
528 * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
531 * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
532 instructions from here.
533 * v850.igen (ldsr, stsr): To here. Mask out reserved bits when
536 * interp.c (sim_open): Set psw_mask if machine known.
538 Tue Sep 16 10:20:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
540 * v850-dc: Add rule to diferentiate between breakpoint and divh.
541 * v850.igen (break): New instruction, breakpoint simulator.
542 * v850.igen (breakpoint): Enable. Change to a 32bit instruction.
544 Mon Sep 15 18:44:05 1997 Jim Wilson <wilson@cygnus.com>
546 * simops.c (Multiply64): Don't store into register zero.
548 Tue Sep 16 09:02:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
550 * Makefile.in (semantics.o): Add dependency.
552 * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
553 do not adjust CIA/NIA.
555 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
557 * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
559 * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
560 "divun", "pushml" code from here to v850.igen.
561 (divun): Make global.
562 (type3_regs): Make global
564 * v850.igen: Move simops.c code to here.
566 * interp.c (sim_create_inferior): For v850eq set US bit by
569 * interp.c (sim_open): Don't set arch, now set by
572 * configure: Regenerated to track ../common/aclocal.m4 changes.
574 Mon Sep 15 14:39:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
576 * simops.c (op_types): Move from here.
579 * sim-main.h (trace_input, trace_output), simops.c: Make global.
581 * simops.c (OP_60): Move "jmp" code from here.
582 * v850.igen (jmp): To here.
584 * simops.c (OP_60): Move "sld.bu" code from here.
585 * v850.igen (sld.bu): To here.
587 Fri Sep 12 15:11:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
589 * v850.igen (prepare, ...): Add to v850eq architecture.
591 * interp.c (sim_open): Default to v850eq.
593 * interp.c (sim_open): Default to v850e.
594 * sim-main.h (signal.h): Include.
596 * v850.igen (illegal): Report/halt illegal instructions.
598 * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
600 * configure.in: Add reserved bits option.
601 * configure: Regenerate.
603 Thu Sep 11 08:40:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
605 * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
607 * sim-main.h (INSN_NAME):
609 * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
610 (SIM_EXTRA_DEPS): Add itable.h
611 (tmp-gencode): Does not depend on simops.h
613 * sim-main.h (itable.h): Include.
614 (MAX_INSNS, INSN_NAME): Define.
616 * interp.c: Compute inttype from the interrupt_names index that
619 Wed Sep 10 10:25:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
621 * simops.c (trace_input): Use trace_printf instead of
623 (trace_output): Ditto.
624 (trace_input): Only trace when TRACE_ALU_P. Delete code
625 disasembling instruction.
626 (trace_output): Only trace when TRACE_ALU_P.
628 Tue Sep 9 01:29:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
630 * simops.c (trace_input, trace_output): Use sim_io_printf.
631 (OP_620): Pass correct argument to trace.
633 (trace_input): Obtain prog_bfd, text_start et.al from simulator
636 Mon Sep 8 21:03:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
638 * v850.igen: New file.
641 Mon Sep 8 18:33:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
644 * sim-main.h (SEXT16): Delete, use EXTEND16.
645 (SEXT8): Delete, use EXTEND8.
646 (SEXT32): Delete, used?
647 (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
648 (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
650 * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
652 * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
653 replace with TRACE_INSN_P and TRACE_ALU_P.
655 * simops.c (trace_input, trace_output): Update.
657 * interp.c (sim_engine_run): Delete.
658 (lookup_hash): Delete.
659 (sim_open): Do not fill hash table.
662 Fri Sep 5 17:04:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
664 * simops.c (OP_FFFF): Use sim_engine_halt.
668 * sim-main.h (struct sim_cpu): Delete member exception. Using
671 * interp.c (sim_info): Do not do anything in sim-info.
672 (sim_stop): Delete, replace with sim-stop.
673 (sim_stop_reason): Delete, replace with sim-reason.
675 * sim-main.h (WITH_WATCHPOINTS): Define.
676 (WITH_MODULO_MEMORY): Define
678 * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
681 * interp.c (enum interrupt_cond_type): Delete.
682 (struct interrupt_generator): Delete.
683 (enum interrupt_type): Drop int_none.
684 (sim_open): Initialize WATCHPOINT module.
685 (sim_resume, sim_run): Rename sim_resume to sim_run.
686 (sim_engine_run): Replace interrupt code with call to sim-events.
687 (sim_set_interrupt): Delete.
688 (sim_parse_number): Delete.
690 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
692 * configure: Regenerated to track ../common/aclocal.m4 changes.
694 Thu Sep 4 18:11:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
696 * simops.c (fetch_argv): New function, fetch a arg vector from
699 * configure.in: Check for fork, execve, execv.
700 * configure: Regenerate.
702 * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
703 T2H_4 for byte swapping.
705 * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
706 put_half, put_byte): Delete.
708 * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
710 * sim-main.h (load_mem, store_mem): Redefine as macros.
711 (IMEM, IMEM_IMMED): New macros - fetch instructions.
713 * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
714 transfer data via a buffer.
715 (fetch_str): New function, fetch string from memory.
717 * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
719 * interp.c (sim_open): Establish memory maps using sim-memopt.c
721 (sim_do_command): Print error if memory-map command is used. Call
723 (map): Delete, replaced by sim-core.
724 (sim_memory_init): Delete, replaced by sim-core.
725 (sim_set_memory_map): Delete, replaced by sim-memopt.
726 (load_mem): Delete, replaced by sim-core.
727 (store_mem): Delete, replaced by sim-core.
728 (sim_write): Delete, replaced by sim-hrw.
729 (sim_read): Delete, replaced by sim-hrw.
731 * sim-main.h (struct sim_state): Remove memory members, using
734 Wed Sep 3 10:18:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
736 * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
737 * interp.c (map): Do not add to a void pointer.
739 * Makefile.in (INCLUDE): Add sim-main.h
741 * configure.in: Check for time.h
742 * configure: Re-generate.
744 * interp.c (struct interrupt_generator): Make time unsigned long,
746 (sim_resume): Make oldpc SIM_ADDR.
747 (struct hash_entry): Make mask/opcode unsigned.
749 * v850_sim.h (struct simops ): Make opcode and mask unsigned.
751 * simops.c (utime.h): Include if available.
752 (OP_10007E0): Check for UTIME function.
753 (divun): Put parentheses around shift argument.
754 (OP_640): Put parentheses around shift argument, was wrong.
755 (OP_107F0): Return something.
757 * interp.c (sim_parse_number): Use strtoul not strtol.
758 (sim_resume): Use sim_elapsed_time_get to keep track of the time.
760 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
761 (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
762 (SIM_AC_OPTION_HOST_ENDIAN): Add.
763 (AC_CHECK_FUNCS): Add utime.
764 (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
765 configure: Regenerate.
768 * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
769 (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
770 sim-config.o, sim-module.o, sim-events.o, sim-core.o,
771 sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
772 (SIM_ENDIAN, SIM_WARNGINS): Define.
774 * simops.c (OP_10007E0): Use sim_io_* for transfers.
776 * interp.c (sim_resume): Pass sd around.
778 * simops.c (sim-main.h): Include.
780 * gencode.c (write_template): Generate #include sim-main.h.
781 (write_opcodes): Ditto.
783 * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
784 (v850_callback): Ditto.
785 (sim_kind, myname): Ditto.
786 (lookup_hash): Pass SD. Use sim_io_error.
787 (sim_set_memory_map): Pass in SD, use.
788 (init_system): Pass in SD, use.
790 (sim_set_profile): Delete.
791 (sim_set_profile_size): Delete.
792 (do_interrupt): Pass in SD, use.
793 (sim_info): Use sim_io_printf.
794 (sim_create_inferior): Reset registers. Set PC from prog_bfd
796 (sim_load): Delete, use common/sim-hload.c
797 (sim_size): Rename to sim_memory_init.
798 (sim_write): Remove call to init_system.
799 (init_system): Delete.
800 (sim_set_callbacks): Delete.
801 (sim_set_interrupt): Pass in SD, use.
802 (start_time): Delete.
804 * v850_sim.h: Remove everything except `struct simops' from here.
805 * sim-main.h: Move most to here.
806 * gencode.c: Move #includes to here.
808 * sim-main.h(struct _sim_cpu): Rename struct _state.
809 (#define PC, et.al.): Update
810 (v850_callback): Delete. Replaced with SIM_DESC arg.
811 (int8, uint8, int16, uint16, int32, uint32): Define types using
812 unsigned8 et.al from common/sim-types.h.
813 * sim-main.h (State): Define as STATE_CPU.
815 Mon Sep 1 12:07:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
817 * configure.in: Check for time, chmod.
818 * configure: Regenerate.
819 * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
821 * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
823 (OP_10007E0): Check the existance each SYS_* macro independantly.
825 * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
827 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
829 * configure: Regenerated to track ../common/aclocal.m4 changes.
832 Tue Aug 26 10:42:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
834 * interp.c (sim_kill): Delete.
835 (sim_create_inferior): Add ABFD argument.
836 (sim_load): Move setting of PC from here.
837 (sim_create_inferior): To here.
839 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
841 * configure: Regenerated to track ../common/aclocal.m4 changes.
844 Mon Aug 25 11:31:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
846 * interp.c (sim_open): Add ABFD argument.
848 Fri Aug 22 10:39:28 1997 Nick Clifton <nickc@cygnus.com>
850 * simops.c (bsh): Only set CY flag if either of the bottom
853 * simops.c (prepare, dispose): Lower numbered
854 registers go to higher numbered address.
856 * simops.c (unsigned divide instructions): S bit set if result has
859 * simops.c (pushml, pushmh, popml, popmh): Lower numbered
860 registers go to higher numbered address.
862 Wed Aug 20 13:56:35 1997 Nick Clifton <nickc@cygnus.com>
864 * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
865 interpretation of SR bit in list18 structure.
866 (divn, divun): New functions to perform N step divide functions.
868 Mon Aug 18 10:59:02 1997 Nick Clifton <nickc@cygnus.com>
870 * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
871 with US bit set in the PSW.
873 Wed Aug 13 19:06:55 1997 Nick Clifton <nickc@cygnus.com>
875 * interp.c (sim_resume): Opcode functions return amount to be
876 added to PC and all opcodes take a standard format in the OP[]
879 (do_format_*): Functions removed.
881 * v850_sim.h (SP, EP): New register mnemonics.
883 * gencode.c (write_header): Functions prototypes return an
886 * simops.c: Opcode functions return amount to be added to PC.
888 * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
890 * simops.c: Add support for v850e instructions.
892 * simops.c: Add support for v850eq instructions.
894 Tue May 20 10:24:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
896 * interp.c (sim_open): Add callback argument.
897 (sim_set_callbacks): Delete SIM_DESC argument.
899 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
901 * configure: Regenerated to track ../common/aclocal.m4 changes.
903 Wed Apr 23 17:20:16 1997 Doug Evans <dje@canuck.cygnus.com>
905 * interp.c (prog_bfd_was_opened_p): New static local.
906 (prog_bfd): New global variable.
907 (sim_open): Undo patch to add -E support.
908 (sim_close): Close prog_bfd if sim_load opened it.
909 (sim_load): Record bfd of loaded file in prog_bfd.
910 * simops.c (prog_bfd): Renamed from exec_bfd.
912 Fri Apr 18 14:17:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
914 * interp.c (sim_stop): Stub function.
916 Thu Apr 17 03:53:18 1997 Doug Evans <dje@canuck.cygnus.com>
918 * Makefile.in (SIM_OBJS): Add sim-load.o.
919 * interp.c (sim_kind, myname): New static locals.
920 (sim_open): Set sim_kind, myname. Ignore -E arg.
921 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
922 load file into simulator. Set start address from bfd.
923 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
925 Wed Apr 16 19:53:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
927 * simops.c (OP_10007E0): Only provide system calls SYS_execv,
928 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
930 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
932 * configure: Regenerated to track ../common/aclocal.m4 changes.
935 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
937 * interp.c (sim_open): New arg `kind'.
939 * configure: Regenerated to track ../common/aclocal.m4 changes.
941 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
943 * configure: Regenerated to track ../common/aclocal.m4 changes.
945 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
947 * configure: Regenerated to track ../common/aclocal.m4 changes.
949 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
951 * configure: Re-generate.
953 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
955 * configure: Regenerate to track ../common/aclocal.m4 changes.
957 Thu Mar 13 13:00:54 1997 Doug Evans <dje@canuck.cygnus.com>
959 * interp.c (sim_open): New SIM_DESC result. Argument is now
961 (other sim_*): New SIM_DESC argument.
963 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
965 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
966 COMMON_{PRE,POST}_CONFIG_FRAG instead.
967 * configure.in: sinclude ../common/aclocal.m4.
968 * configure: Regenerated.
970 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
972 * configure configure.in Makefile.in: Update to new configure
973 scheme which is more compatible with WinGDB builds.
974 * configure.in: Improve comment on how to run autoconf.
975 * configure: Re-run autoconf to get new ../common/aclocal.m4.
976 * Makefile.in: Use autoconf substitution to install common
979 Mon Jan 20 16:05:34 1997 Michael Meissner <meissner@tiktok.cygnus.com>
981 * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
984 Tue Jan 14 17:06:03 1997 Stu Grossman (grossman@critters.cygnus.com)
986 * simops.c: Put ifdefs around things to make MSVC happy. Get rid
987 of unistd.h. Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
988 SYS_gettimeofday and SYS_utime from MSVC.
990 Tue Dec 31 18:11:13 1996 Michael Meissner <meissner@tiktok.cygnus.com>
992 * simops.c (OP_10007E0): Know that kill encodes the signal number
993 via: 0xdead0000 | signal and turn it back into a signal.
995 Fri Dec 27 14:44:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
997 * v850_sim.h (SIG_V850_EXIT): Define as -1.
999 * interp.c (sim_open): Cast calloc function.
1000 (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
1001 program exited with the appropriate exit code.
1002 (sim_set_interrupt): Declare buildargv.
1004 * simops.c (OP_10007E0): Make exit signal normal exit. Make time
1005 type correct and work on big endian systems.
1007 Wed Nov 20 02:18:44 1996 Doug Evans <dje@canuck.cygnus.com>
1009 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
1010 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1011 * configure.in: Simplify using macros in ../common/aclocal.m4.
1012 Call AC_CHECK_HEADERS(unistd.h).
1013 * configure: Regenerated.
1014 * config.in: New file.
1015 * simops.c: #include "config.h". #include <unistd.h> if present.
1017 Sun Nov 3 23:02:54 1996 Stan Shebs <shebs@andros.cygnus.com>
1019 * v850_sim.h (State): New slots dummy_mem, pending_nmi.
1020 (EIPC, etc): New macros for system registers.
1021 * simops.c, interp.c: Use everywhere.
1023 * interp.c: Add support for interrupts issued by interrupt
1024 generators, either PC- or time-based. Controlled by simulator
1025 command "sim interrupt".
1027 * interp.c: Add support for variable-size allocation of memory,
1028 via simulator command "sim memory-map".
1029 (map): Issue SIGSEGV for references to invalid memory regions.
1031 Thu Oct 31 14:44:10 1996 Gavin Koch <gavin@cygnus.com>
1033 * simops.c: Include <sys/time.h> for struct timeval and
1036 Wed Oct 30 08:49:10 1996 Jeffrey A Law (law@cygnus.com)
1038 * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
1040 * simops.c (OP_10007E0): Handle SYS_time.
1042 Tue Oct 29 14:22:55 1996 Jeffrey A Law (law@cygnus.com)
1044 * simops.c: Include <sys/stat.h>.
1045 (OP_10007E0): Handle SYS_stat.
1047 Thu Oct 24 12:26:35 1996 Jeffrey A Law (law@cygnus.com)
1049 * simops.c (OP_10007E0): Don't declare errno.
1051 * simops.c (OP_500): Mask off low bit in displacement
1053 (OP_501): Similarly.
1055 * simops.c (OP_500): Fix displacement handling for sld.w.
1056 (OP_501): Similarly for sst.w.
1058 * simops.c (trace_input): Remove all references to SEXT7.
1059 (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
1060 is zero extended for sst/sld instructions.
1061 * v850_sim.h (SEX7): Delete. It's no longer needed (and it
1062 was incorrect anyway).
1064 Thu Oct 24 10:33:33 1996 Stu Grossman (grossman@critters.cygnus.com)
1066 * Makefile.in: Get rid of srcroot. Set all INSTALL macros via
1068 * gencode.c (write_opcodes): Pad operands field to account for
1070 * simops.c: Include errno.h. Exclude SYS_chown, since MSVC
1071 doesn't support it. (Why is this here in the first place?!?)
1072 * v850_sim.h: Get rid of 64 bit defs. Also, get rid of #elif's.
1073 Change number of operands in struct simops from 9 to 6. Define
1074 SIGTRAP and SIGQUIT for MSVC.
1076 Tue Oct 15 16:19:51 1996 Stu Grossman (grossman@critters.cygnus.com)
1078 * interp.c (MEM_SIZE): It's now bytes, not a power of 2.
1079 * (map): Add support for external mem in the 1->2 meg range.
1080 Also, abort() when memory access is way out of bounds. (Better to
1081 die than to give wrong result. (This will be fixed later.))
1082 * (sim_size): MEM_SIZE is now bytes, not shift factor.
1084 Tue Oct 1 15:53:24 1996 Gavin Koch <gavin@cygnus.com>
1086 * simops.c (trace_input): Swapped order of operands for output
1087 output of OP_IMM_REG. Changed the fetching of the operands for
1088 OP_LOAD32, and OP_STORE32 to work like op-function.
1090 Mon Sep 30 15:46:33 1996 Stu Grossman (grossman@critters.cygnus.com)
1092 * interp.c: Move includes of remote-sim.h and callback.h to
1094 * (lookup_hash): Add PC to report of hash failure.
1095 * (map load_mem store_mem): New memory subsystem. Models V851
1097 * (sim_write sim_read): Use new memory subsystem.
1098 * (sim_resume): Don't load and save PC into EIPC anymore. Needed
1099 to make user-defined traps work right.
1100 * simops.c (OP_*): Use new memory subsystem.
1101 * (OP_14007E0 (reti)): Implement reti.
1102 * (OP_14996E0 (trap)): Implement user-defined traps. Move I/O to
1103 trap 31. Use new memory subsystem.
1104 * v850_sim.h: Prototypes for load_mem, store_mem and map. Use
1105 load_mem in RLW macro.
1107 Fri Sep 27 18:34:09 1996 Stu Grossman (grossman@critters.cygnus.com)
1109 * gencode.c (write_opcodes): Output hex values for opcode mask
1111 * interp.c (sim_resume): Save and restore PC from the appropriate
1113 * (sim_fetch_register sim_store_register): Fix byte-order problem
1114 with reading and writing registers.
1115 * simops.c (OP_FFFF): Implement pseudo-breakpoint insn.
1117 Fri Sep 27 17:42:37 1996 Jeffrey A Law (law@cygnus.com)
1119 * simops.c (trace_input): Fix thinko.
1121 Wed Sep 18 09:54:12 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1123 * simops.c (exec_bfd): Rename from sim_bfd.
1124 (trace_input): Ditto.
1126 Thu Sep 12 12:03:05 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1128 * simops.c (trace_input): Use find_nearest_line to print line
1129 number, function name or file name of PC.
1131 Wed Sep 11 16:44:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1133 * simops.c: Add tracing support. Use SEXTxx macros instead of
1134 doing hardwired shifts.
1136 * configure.in (--enable-sim-cflags): Add switch to add additional
1137 flags to simulator buld. If --enable-sim-cflags=trace, turn on
1139 * configure: Regenerate.
1141 * Makefile.in: Don't require a VPATH capable make if configuring
1142 in the same directory. Don't use CFLAGS for configuration flags.
1143 Add flags from --enable-sim-cflags. Support canadian cross
1144 builds. Rebuild whole simulator if include files change.
1146 * interp.c (v850_debug): New global for debugging.
1147 (lookup_hash,sim_size,sim_set_profile): Use
1148 printf_filtered callback, instead of calling printf directly.
1149 (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
1151 * v850_sim.h: Use limits.h to set the various sized types.
1152 (SEXT{5,7,16,22}): New macros.
1154 Mon Sep 9 20:50:46 1996 Jeffrey A Law (law@cygnus.com)
1156 * interp.c (hash): Make this an inline function
1157 when compiling with GCC. Simplify.
1158 * simpos.c: Explicitly include "sys/syscall.h". Remove
1159 some #if 0'd code. Enable more emulated syscalls.
1161 Wed Sep 4 01:48:55 1996 Jeffrey A Law (law@cygnus.com)
1163 * interp.c: Fix sign bit handling for add and sub instructions.
1165 Tue Sep 3 10:20:30 1996 Jeffrey A Law (law@cygnus.com)
1167 * gencode.c: Fix various indention & style problems.
1168 Remove test code. Remove #if 0 code.
1169 * interp.c: Provide prototypes for all static functions.
1170 Fix minor indention problems.
1171 (sim_open, sim_resume): Remove unused variables.
1172 (sim_read): Return type is "int".
1173 * simops.c: Remove unused variables.
1174 (divh): Make result of divide-by-zero zero.
1175 (setf): Initialize result to keep compiler quiet.
1176 (sar instructions): These just clear the overflow bit.
1177 * v850_sim.h: Provide prototypes for put_byte, put_half
1180 * interp.c: OP should be an array of 32bit operands!
1181 (v850_callback): Declare.
1182 (do_format_5): Fix extraction of OP[0].
1183 (sim_size): Remove debugging printf.
1184 (sim_set_callbacks): Do something useful.
1185 (sim_stop_reason): Gross hacks to get c-torture running.
1186 * simops.c: Simplify code for computing targets of bCC
1187 insns. Invert 's' bit if 'ov' bit is set for some
1188 instructions. Fix 'cy' bit handling for numerous
1189 instructions. Make the simulator stop when a halt
1190 instruction is encountered. Very crude support for
1191 emulated syscalls (trap 0).
1192 * v850_sim.h: Include "callback.h" and declare
1193 v850_callback. Items in the operand array are 32bits.
1195 Sun Sep 1 22:35:35 1996 Jeffrey A Law (law@cygnus.com)
1197 * interp.c (sim_resume): Fix code to check for a format 3
1199 * simops.c: bCC insns only argument is a constant, not a
1200 register value (duh...)
1202 Fri Aug 30 10:33:49 1996 Jeffrey A Law (law@cygnus.com)
1204 * simops.c: Fix "not1" and "set1".
1206 * simops.c: Don't forget to initialize temp for
1209 * interp.c: Remove various debugging printfs.
1211 * simops.c: Fix satadd, satsub boundary case handling.
1213 * interp.c (hash): Fix.
1214 * interp.c (do_format_8): Get operands correctly and
1215 call the target function.
1216 * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1218 Thu Aug 29 13:53:29 1996 Jeffrey A Law (law@cygnus.com)
1220 * interp.c (do_format_4): Get operands correctly and
1221 call the target function.
1222 * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1223 "sst.h", and "sst.w".
1225 * v850_sim.h: The V850 doesn't have split I&D spaces. Change
1226 accordingly. Remove many unused definitions.
1227 * interp.c: The V850 doesn't have split I&D spaces. Change
1229 (get_longlong, get_longword, get_word): Deleted.
1230 (write_longlong, write_longword, write_word): Deleted.
1231 (get_operands): Deleted.
1232 (get_byte, get_half, get_word): New functions.
1233 (put_byte, put_half, put_word): New functions.
1234 * simops.c: Remove unused functions. Rough cut at
1235 "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1237 * v850_sim.h (struct _state): Remove "psw" field. Add
1239 (PSW): Remove bogus definition.
1240 * simops.c: Change condition code handling to use the psw
1241 register within the sregs array. Handle "ldsr" and "stsr".
1243 * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1245 * interp.c (do_format_5): Get operands correctly and
1246 call the target function.
1247 (sim_resume): Don't do a PC update for format 5 instructions.
1248 * simops.c: Handle "jarl" and "jmp" instructions.
1250 * simops.c: Fix minor typos. Handle "cmp", "setf", "tst"
1251 "di", and "ei" instructions correctly.
1253 * interp.c (do_format_3): Get operands correctly and call
1254 the target function.
1255 * simops.c: Handle bCC instructions.
1257 * simops.c: Add condition code handling to shift insns.
1258 Fix minor typos in condition code handling for other insns.
1260 * Makefile.in: Fix typo.
1261 * simops.c: Add condition code handling to "sub" "subr" and
1262 "divh" instructions.
1264 * interp.c (hash): Update to be more accurate.
1265 (lookup_hash): Call hash rather than computing the hash
1267 (do_format_1_2): Handle format 1 and format 2 instructions.
1268 Get operands correctly and call the target function.
1269 (do_format_6): Get operands correctly and call the target
1271 (do_formats_9_10): Rough cut so shift ops will work.
1272 (sim_resume): Tweak to deal with format 1 and format 2
1273 handling in a single funtion. Don't update the PC
1274 for format 3 insns. Fix typos.
1275 * simops.c: Slightly reorganize. Add condition code handling
1276 to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1277 and "not" instructions.
1278 * v850_sim.h (reg_t): Registers are 32bits.
1279 (_state): The V850 has 32 general registers. Add a 32bit
1280 psw and pc register too. Add accessor macros
1282 * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1283 changes from the d10v simulator.
1285 * simops.c: Add shift support.
1287 * simops.c: Add multiply & divide support. Abort for system
1290 * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1291 and subr. No condition codes yet.
1293 Wed Aug 28 13:53:22 1996 Jeffrey A Law (law@cygnus.com)
1295 * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1296 gencode.c, interp.c, simops.c: Created.