sim: move sim-engine.o/sim-hrw.o to the common list
[deliverable/binutils-gdb.git] / sim / mips / ChangeLog
CommitLineData
122bbfb5
MF
12015-04-06 Mike Frysinger <vapier@gentoo.org>
2
3 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
4
0fe84f3f
MF
52015-04-01 Mike Frysinger <vapier@gentoo.org>
6
7 * tconfig.h (SIM_HAVE_PROFILE): Delete.
8
aadc9410
MF
92015-03-31 Mike Frysinger <vapier@gentoo.org>
10
11 * config.in, configure: Regenerate.
12
05f53ed6
MF
132015-03-24 Mike Frysinger <vapier@gentoo.org>
14
15 * interp.c (sim_pc_get): New function.
16
c0931f26
MF
172015-03-24 Mike Frysinger <vapier@gentoo.org>
18
19 * sim-main.h (SIM_HAVE_BIENDIAN): Delete.
20 * tconfig.h (SIM_HAVE_BIENDIAN): Delete.
21
30452bbe
MF
222015-03-24 Mike Frysinger <vapier@gentoo.org>
23
24 * configure: Regenerate.
25
64dd13df
MF
262015-03-23 Mike Frysinger <vapier@gentoo.org>
27
28 * configure: Regenerate.
29
49cd1634
MF
302015-03-23 Mike Frysinger <vapier@gentoo.org>
31
32 * configure: Regenerate.
33 * configure.ac (mips_extra_objs): Delete.
34 * Makefile.in (MIPS_EXTRA_OBJS): Delete.
35 (SIM_OBJS): Delete MIPS_EXTRA_OBJS.
36
3649cb06
MF
372015-03-23 Mike Frysinger <vapier@gentoo.org>
38
39 * configure: Regenerate.
40 * configure.ac: Delete sim_hw checks for dv-sockser.
41
ae7d0cac
MF
422015-03-16 Mike Frysinger <vapier@gentoo.org>
43
44 * config.in, configure: Regenerate.
45 * tconfig.in: Rename file ...
46 * tconfig.h: ... here.
47
8406bb59
MF
482015-03-15 Mike Frysinger <vapier@gentoo.org>
49
50 * tconfig.in: Delete includes.
51 [HAVE_DV_SOCKSER]: Delete.
52
465fb143
MF
532015-03-14 Mike Frysinger <vapier@gentoo.org>
54
55 * Makefile.in (SIM_RUN_OBJS): Delete.
56
5cddc23a
MF
572015-03-14 Mike Frysinger <vapier@gentoo.org>
58
59 * configure.ac (AC_CHECK_HEADERS): Delete.
60 * aclocal.m4, configure: Regenerate.
61
2974be62
AM
622014-08-19 Alan Modra <amodra@gmail.com>
63
64 * configure: Regenerate.
65
faa743bb
RM
662014-08-15 Roland McGrath <mcgrathr@google.com>
67
68 * configure: Regenerate.
69 * config.in: Regenerate.
70
1a8a700e
MF
712014-03-04 Mike Frysinger <vapier@gentoo.org>
72
73 * configure: Regenerate.
74
bf3d9781
AM
752013-09-23 Alan Modra <amodra@gmail.com>
76
77 * configure: Regenerate.
78
31e6ad7d
MF
792013-06-03 Mike Frysinger <vapier@gentoo.org>
80
81 * aclocal.m4, configure: Regenerate.
82
d3685d60
TT
832013-05-10 Freddie Chopin <freddie_chopin@op.pl>
84
85 * configure: Rebuild.
86
1517bd27
MF
872013-03-26 Mike Frysinger <vapier@gentoo.org>
88
89 * configure: Regenerate.
90
3be31516
JS
912013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
92
93 * configure.ac: Address use of dv-sockser.o.
94 * tconfig.in: Conditionalize use of dv_sockser_install.
95 * configure: Regenerated.
96 * config.in: Regenerated.
97
37cb8f8e
SE
982012-10-04 Chao-ying Fu <fu@mips.com>
99 Steve Ellcey <sellcey@mips.com>
100
101 * mips/mips3264r2.igen (rdhwr): New.
102
87c8644f
JS
1032012-09-03 Joel Sherrill <joel.sherrill@oarcorp.com>
104
105 * configure.ac: Always link against dv-sockser.o.
106 * configure: Regenerate.
107
5f3ef9d0
JB
1082012-06-15 Joel Brobecker <brobecker@adacore.com>
109
110 * config.in, configure: Regenerate.
111
a6ff997c
NC
1122012-05-18 Nick Clifton <nickc@redhat.com>
113
114 PR 14072
115 * interp.c: Include config.h before system header files.
116
2232061b
MF
1172012-03-24 Mike Frysinger <vapier@gentoo.org>
118
119 * aclocal.m4, config.in, configure: Regenerate.
120
db2e4d67
MF
1212011-12-03 Mike Frysinger <vapier@gentoo.org>
122
123 * aclocal.m4: New file.
124 * configure: Regenerate.
125
4399a56b
MF
1262011-10-19 Mike Frysinger <vapier@gentoo.org>
127
128 * configure: Regenerate after common/acinclude.m4 update.
129
9c082ca8
MF
1302011-10-17 Mike Frysinger <vapier@gentoo.org>
131
132 * configure.ac: Change include to common/acinclude.m4.
133
6ffe910a
MF
1342011-10-17 Mike Frysinger <vapier@gentoo.org>
135
136 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
137 call. Replace common.m4 include with SIM_AC_COMMON.
138 * configure: Regenerate.
139
31b28250
HPN
1402011-07-08 Hans-Peter Nilsson <hp@axis.com>
141
3faa01e3
HPN
142 * Makefile.in ($(SIM_MULTI_OBJ)): Depend on sim-main.h
143 $(SIM_EXTRA_DEPS).
144 (tmp-mach-multi): Exit early when igen fails.
31b28250 145
2419798b
MF
1462011-07-05 Mike Frysinger <vapier@gentoo.org>
147
148 * interp.c (sim_do_command): Delete.
149
d79fe0d6
MF
1502011-02-14 Mike Frysinger <vapier@gentoo.org>
151
152 * dv-tx3904sio.c (tx3904sio_fifo_push): Change zfree to free.
153 (tx3904sio_fifo_reset): Likewise.
154 * interp.c (sim_monitor): Likewise.
155
5558e7e6
MF
1562010-04-14 Mike Frysinger <vapier@gentoo.org>
157
158 * interp.c (sim_write): Add const to buffer arg.
159
35aafff4
JB
1602010-01-18 Masaki Muranaka <monaka@monami-software.com> (tiny change)
161
162 * interp.c: Don't include sysdep.h
163
3725885a
RW
1642010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
165
166 * configure: Regenerate.
167
d6416cdc
RW
1682009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
169
81ecdfbb
RW
170 * config.in: Regenerate.
171 * configure: Likewise.
172
d6416cdc
RW
173 * configure: Regenerate.
174
b5bd9624
HPN
1752008-07-11 Hans-Peter Nilsson <hp@axis.com>
176
177 * configure: Regenerate to track ../common/common.m4 changes.
178 * config.in: Ditto.
179
6efef468
JM
1802008-06-06 Vladimir Prus <vladimir@codesourcery.com>
181 Daniel Jacobowitz <dan@codesourcery.com>
182 Joseph Myers <joseph@codesourcery.com>
183
184 * configure: Regenerate.
185
60dc88db
RS
1862007-10-22 Richard Sandiford <rsandifo@nildram.co.uk>
187
188 * mips.igen (check_fmt_p): Provide a separate mips32r2 definition
189 that unconditionally allows fmt_ps.
190 (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL, CVT.S.PU)
191 (FLOOR.L.fmt, LWXC1, MADD.fmt, MSUB.fmt, NMADD.fmt, NMSUB.fmt)
192 (PLL.PS, PLU.PS, PUL.PS, PUU.PS, ROUND.L.fmt, TRUNC.L.fmt): Change
193 filter from 64,f to 32,f.
194 (PREFX): Change filter from 64 to 32.
195 (LDXC1, LUXC1): Provide separate mips32r2 implementations
196 that use do_load_double instead of do_load. Make both LUXC1
197 versions unpredictable if SizeFGR () != 64.
198 (SDXC1, SUXC1): Extend to mips32r2, using do_store_double
199 instead of do_store. Remove unused variable. Make both SUXC1
200 versions unpredictable if SizeFGR () != 64.
201
599ca73e
RS
2022007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
203
204 * mips.igen (ll): Fix mask for WITH_TARGET_WORD_BITSIZE == 32.
205 (sc, swxc1): Likewise. Also fix big-endian and reverse-endian
206 shifts for that case.
207
2525df03
NC
2082007-09-04 Nick Clifton <nickc@redhat.com>
209
210 * interp.c (options enum): Add OPTION_INFO_MEMORY.
211 (display_mem_info): New static variable.
212 (mips_option_handler): Handle OPTION_INFO_MEMORY.
213 (mips_options): Add info-memory and memory-info.
214 (sim_open): After processing the command line and board
215 specification, check display_mem_info. If it is set then
216 call the real handler for the --memory-info command line
217 switch.
218
35ee6e1e
JB
2192007-08-24 Joel Brobecker <brobecker@adacore.com>
220
221 * configure.ac: Change license of multi-run.c to GPL version 3.
222 * configure: Regenerate.
223
d5fb0879
RS
2242007-06-28 Richard Sandiford <richard@codesourcery.com>
225
226 * configure.ac, configure: Revert last patch.
227
2a2ce21b
RS
2282007-06-26 Richard Sandiford <richard@codesourcery.com>
229
230 * configure.ac (sim_mipsisa3264_configs): New variable.
231 (mipsis32*-*-, mipsisa32r2*-*-*, mips64*-*-*, mips64r2*-*-*): Make
232 every configuration support all four targets, using the triplet to
233 determine the default.
234 * configure: Regenerate.
235
efdcccc9
RS
2362007-06-25 Richard Sandiford <richard@codesourcery.com>
237
0a7692b2 238 * Makefile.in (m16run.o): New rule.
efdcccc9 239
f532a356
TS
2402007-05-15 Thiemo Seufer <ths@mips.com>
241
242 * mips3264r2.igen (DSHD): Fix compile warning.
243
bfe9c90b
TS
2442007-05-14 Thiemo Seufer <ths@mips.com>
245
246 * mips.igen (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL,
247 CVT.S.PU, FLOOR.L.fmt, LDXC1, LUXC1, LWXC1, MADD.fmt, MSUB.fmt,
248 NMADD.fmt, NMSUB.fmt, PLL.PS, PLU.PS, PREFX, PUL.PS, PUU.PS,
249 RECIP.fmt, ROUND.L.fmt, RSQRT.fmt, SWXC1, TRUNC.L.fmt): Add support
250 for mips32r2.
251
53f4826b
TS
2522007-03-01 Thiemo Seufer <ths@mips.com>
253
254 * mips.igen (MFHI, MFLO, MTHI, MTLO): Restore support for mips32
255 and mips64.
256
8bf3ddc8
TS
2572007-02-20 Thiemo Seufer <ths@mips.com>
258
259 * dsp.igen: Update copyright notice.
260 * dsp2.igen: Fix copyright notice.
261
8b082fb1
TS
2622007-02-20 Thiemo Seufer <ths@mips.com>
263 Chao-Ying Fu <fu@mips.com>
264
265 * Makefile.in (IGEN_INCLUDE): Add dsp2.igen.
266 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
267 Add dsp2 to sim_igen_machine.
268 * configure: Regenerate.
269 * dsp.igen (do_ph_op): Add MUL support when op = 2.
270 (do_ph_mulq): New function to support mulq_rs.ph and mulq_s.ph.
271 (mulq_rs.ph): Use do_ph_mulq.
272 (MFHI, MFLO, MTHI, MTLO): Move these instructions to mips.igen.
273 * mips.igen: Add dsp2 model and include dsp2.igen.
274 (MFHI, MFLO, MTHI, MTLO): Extend these instructions for
275 for *mips32r2, *mips64r2, *dsp.
276 (MADD, MADDU, MSUB, MSUBU, MULT, MULTU): Extend these instructions
277 for *mips32r2, *mips64r2, *dsp2.
278 * dsp2.igen: New file for MIPS DSP REV 2 ASE.
279
b1004875
TS
2802007-02-19 Thiemo Seufer <ths@mips.com>
281 Nigel Stephens <nigel@mips.com>
282
283 * mips.igen (jalr.hb, jr.hb): Add decoder for mip32r2/mips64r2
284 jumps with hazard barrier.
285
f8df4c77
TS
2862007-02-19 Thiemo Seufer <ths@mips.com>
287 Nigel Stephens <nigel@mips.com>
288
289 * interp.c (sim_monitor): Flush stdout and stderr file descriptors
290 after each call to sim_io_write.
291
b1004875 2922007-02-19 Thiemo Seufer <ths@mips.com>
07802d98 293 Nigel Stephens <nigel@mips.com>
b1004875
TS
294
295 * interp.c (ColdReset): Set CP0 Config0 to reflect the address size
296 supported by this simulator.
07802d98
TS
297 (decode_coproc): Recognise additional CP0 Config registers
298 correctly.
299
14fb6c5a
TS
3002007-02-19 Thiemo Seufer <ths@mips.com>
301 Nigel Stephens <nigel@mips.com>
302 David Ung <davidu@mips.com>
303
304 * cp1.c (value_fpr): Don't inherit existing FPR_STATE for
305 uninterpreted formats. If fmt is one of the uninterpreted types
306 don't update the FPR_STATE. Handle fmt_uninterpreted_32 like
307 fmt_word, and fmt_uninterpreted_64 like fmt_long.
308 (store_fpr): When writing an invalid odd register, set the
309 matching even register to fmt_unknown, not the following register.
310 * interp.c (sim_open): If STATE_MEM_SIZE isn't set then set it to
311 the the memory window at offset 0 set by --memory-size command
312 line option.
313 (sim_store_register): Handle storing 4 bytes to an 8 byte floating
314 point register.
315 (sim_fetch_register): Likewise for reading 4 bytes from an 8 byte
316 register.
317 (sim_monitor): When returning the memory size to the MIPS
318 application, use the value in STATE_MEM_SIZE, not an arbitrary
319 hardcoded value.
320 (cop_lw): Don' mess around with FPR_STATE, just pass
321 fmt_uninterpreted_32 to StoreFPR.
322 (cop_sw): Similarly.
323 (cop_ld): Pass fmt_uninterpreted_64 not fmt_uninterpreted.
324 (cop_sd): Similarly.
325 * mips.igen (not_word_value): Single version for mips32, mips64
326 and mips16.
327
c8847145
TS
3282007-02-19 Thiemo Seufer <ths@mips.com>
329 Nigel Stephens <nigel@mips.com>
330
331 * interp.c (MEM_SIZE): Increase default memory size from 2 to 8
332 MBytes.
333
4b5d35ee
TS
3342007-02-17 Thiemo Seufer <ths@mips.com>
335
336 * configure.ac (mips*-sde-elf*): Move in front of generic machine
337 configuration.
338 * configure: Regenerate.
339
3669427c
TS
3402007-02-17 Thiemo Seufer <ths@mips.com>
341
342 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
343 Add mdmx to sim_igen_machine.
344 (mipsisa64*-*-*): Likewise. Remove dsp.
345 (mipsisa32*-*-*): Remove dsp.
346 * configure: Regenerate.
347
109ad085
TS
3482007-02-13 Thiemo Seufer <ths@mips.com>
349
350 * configure.ac: Add mips*-sde-elf* target.
351 * configure: Regenerate.
352
921d7ad3
HPN
3532006-12-21 Hans-Peter Nilsson <hp@axis.com>
354
355 * acconfig.h: Remove.
356 * config.in, configure: Regenerate.
357
02f97da7
TS
3582006-11-07 Thiemo Seufer <ths@mips.com>
359
360 * dsp.igen (do_w_op): Fix compiler warning.
361
2d2733fc
TS
3622006-08-29 Thiemo Seufer <ths@mips.com>
363 David Ung <davidu@mips.com>
364
365 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*): Add smartmips to
366 sim_igen_machine.
367 * configure: Regenerate.
368 * mips.igen (model): Add smartmips.
369 (MADDU): Increment ACX if carry.
370 (do_mult): Clear ACX.
371 (ROR,RORV): Add smartmips.
372 (include): Include smartmips.igen.
373 * sim-main.h (ACX): Set to REGISTERS[89].
374 * smartmips.igen: New file.
375
d85c3a10
TS
3762006-08-29 Thiemo Seufer <ths@mips.com>
377 David Ung <davidu@mips.com>
378
379 * Makefile.in (IGEN_INCLUDE): Add missing includes for m16e.igen and
380 mips3264r2.igen. Add missing dependency rules.
381 * m16e.igen: Support for mips16e save/restore instructions.
382
e85e3205
RE
3832006-06-13 Richard Earnshaw <rearnsha@arm.com>
384
385 * configure: Regenerated.
386
2f0122dc
DJ
3872006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
388
389 * configure: Regenerated.
390
20e95c23
DJ
3912006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
392
393 * configure: Regenerated.
394
69088b17
CF
3952006-05-15 Chao-ying Fu <fu@mips.com>
396
397 * dsp.igen (do_ph_shift, do_w_shra): Fix bugs for rounding instructions.
398
0275de4e
NC
3992006-04-18 Nick Clifton <nickc@redhat.com>
400
401 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Add missing break
402 statement.
403
b3a3ffef
HPN
4042006-03-29 Hans-Peter Nilsson <hp@axis.com>
405
406 * configure: Regenerate.
407
40a5538e
CF
4082005-12-14 Chao-ying Fu <fu@mips.com>
409
410 * Makefile.in (SIM_OBJS): Add dsp.o.
411 (dsp.o): New dependency.
412 (IGEN_INCLUDE): Add dsp.igen.
413 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*, mipsisa64r2*-*-*,
414 mipsisa64*-*-*): Add dsp to sim_igen_machine.
415 * configure: Regenerate.
416 * mips.igen: Add dsp model and include dsp.igen.
417 (MFHI, MFLO, MTHI, MTLO): Remove mips32, mips32r2, mips64, mips64r2,
418 because these instructions are extended in DSP ASE.
419 * sim-main.h (LAST_EMBED_REGNUM): Change from 89 to 96 because of
420 adding 6 DSP accumulator registers and 1 DSP control register.
421 (AC0LOIDX, AC0HIIDX, AC1LOIDX, AC1HIIDX, AC2LOIDX, AC2HIIDX, AC3LOIDX,
422 AC3HIIDX, DSPLO, DSPHI, DSPCRIDX, DSPCR, DSPCR_POS_SHIFT,
423 DSPCR_POS_MASK, DSPCR_POS_SMASK, DSPCR_SCOUNT_SHIFT, DSPCR_SCOUNT_MASK,
424 DSPCR_SCOUNT_SMASK, DSPCR_CARRY_SHIFT, DSPCR_CARRY_MASK,
425 DSPCR_CARRY_SMASK, DSPCR_CARRY, DSPCR_EFI_SHIFT, DSPCR_EFI_MASK,
426 DSPCR_EFI_SMASK, DSPCR_EFI, DSPCR_OUFLAG_SHIFT, DSPCR_OUFLAG_MASK,
427 DSPCR_OUFLAG_SMASK, DSPCR_OUFLAG4, DSPCR_OUFLAG5, DSPCR_OUFLAG6,
428 DSPCR_OUFLAG7, DSPCR_CCOND_SHIFT, DSPCR_CCOND_MASK,
429 DSPCR_CCOND_SMASK): New define.
430 (DSPLO_REGNUM, DSPHI_REGNUM): New array for DSP accumulators.
431 * dsp.c, dsp.igen: New files for MIPS DSP ASE.
432
21d14896
ILT
4332005-07-08 Ian Lance Taylor <ian@airs.com>
434
435 * tconfig.in (SIM_QUIET_NAN_NEGATED): Define.
436
b16d63da
DU
4372005-06-16 David Ung <davidu@mips.com>
438 Nigel Stephens <nigel@mips.com>
439
440 * mips.igen: New mips16e model and include m16e.igen.
441 (check_u64): Add mips16e tag.
442 * m16e.igen: New file for MIPS16e instructions.
443 * configure.ac (mipsisa32*-*-*, mipsisa32r2*-*-*, mipsisa64*-*-*,
444 mipsisa64r2*-*-*): Change sim_gen to M16, add mips16 and mips16e
445 models.
446 * configure: Regenerate.
447
e70cb6cd
CD
4482005-05-26 David Ung <davidu@mips.com>
449
450 * mips.igen (mips32r2, mips64r2): New ISA models. Add new model
451 tags to all instructions which are applicable to the new ISAs.
452 (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Add, moved from
453 vr.igen.
454 * mips3264r2.igen: New file for MIPS 32/64 revision 2 specific
455 instructions.
456 * vr.igen (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Move
457 to mips.igen.
458 * configure.ac (mipsisa32r2*-*-*, mipsisa64r2*-*-*): Add new targets.
459 * configure: Regenerate.
460
2b193c4a
MK
4612005-03-23 Mark Kettenis <kettenis@gnu.org>
462
463 * configure: Regenerate.
464
35695fd6
AC
4652005-01-14 Andrew Cagney <cagney@gnu.org>
466
467 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
468 explicit call to AC_CONFIG_HEADER.
469 * configure: Regenerate.
470
f0569246
AC
4712005-01-12 Andrew Cagney <cagney@gnu.org>
472
473 * configure.ac: Update to use ../common/common.m4.
474 * configure: Re-generate.
475
38f48d72
AC
4762005-01-11 Andrew Cagney <cagney@localhost.localdomain>
477
478 * configure: Regenerated to track ../common/aclocal.m4 changes.
479
b7026657
AC
4802005-01-07 Andrew Cagney <cagney@gnu.org>
481
482 * configure.ac: Rename configure.in, require autoconf 2.59.
483 * configure: Re-generate.
484
379832de
HPN
4852004-12-08 Hans-Peter Nilsson <hp@axis.com>
486
487 * configure: Regenerate for ../common/aclocal.m4 update.
488
cd62154c
AC
4892004-09-24 Monika Chaddha <monika@acmet.com>
490
491 Committed by Andrew Cagney.
492 * m16.igen (CMP, CMPI): Fix assembler.
493
e5da76ec
CD
4942004-08-18 Chris Demetriou <cgd@broadcom.com>
495
496 * configure.in (mipsisa64sb1*-*-*): Add mips3d to sim_igen_machine.
497 * configure: Regenerate.
498
139181c8
CD
4992004-06-25 Chris Demetriou <cgd@broadcom.com>
500
501 * configure.in (sim_m16_machine): Include mipsIII.
502 * configure: Regenerate.
503
1a27f959
CD
5042004-05-11 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
505
506 * mips/interp.c (decode_coproc): Sign-extend the address retrieved
507 from COP0_BADVADDR.
508 * mips/sim-main.h (COP0_BADVADDR): Remove a cast.
509
5dbb7b5a
CD
5102004-04-10 Chris Demetriou <cgd@broadcom.com>
511
512 * sb1.igen (DIV.PS, RECIP.PS, RSQRT.PS, SQRT.PS): New.
513
14234056
CD
5142004-04-09 Chris Demetriou <cgd@broadcom.com>
515
516 * mips.igen (check_fmt): Remove.
517 (ABS.fmt, ADD.fmt, C.cond.fmta, C.cond.fmtb, CEIL.L.fmt, CEIL.W)
518 (CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt, FLOOR.L.fmt)
519 (FLOOR.W.fmt, MADD.fmt, MOV.fmt, MOVtf.fmt, MOVN.fmt, MOVZ.fmt)
520 (MSUB.fmt, MUL.fmt, NEG.fmt, NMADD.fmt, NMSUB.fmt, RECIP.fmt)
521 (ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt)
522 (TRUNC.L.fmt, TRUNC.W): Explicitly specify allowed FPU formats.
523 (check_fmt_p, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
524 (FLOOR.W.fmt, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt)
525 (SQRT.fmt, TRUNC.L.fmt, TRUNC.W): Remove all uses of check_fmt.
526 (C.cnd.fmta): Remove incorrect call to check_fmt_p.
527
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5282004-04-09 Chris Demetriou <cgd@broadcom.com>
529
530 * sb1.igen (check_sbx): New function.
531 (PABSDIFF.fmt, PABSDIFC.fmt, PAVG.fmt): Use check_sbx.
532
11d66e66 5332004-03-29 Chris Demetriou <cgd@broadcom.com>
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534 Richard Sandiford <rsandifo@redhat.com>
535
536 * sim-main.h (MIPS_MACH_HAS_MT_HILO_HAZARD)
537 (MIPS_MACH_HAS_MULT_HILO_HAZARD, MIPS_MACH_HAS_DIV_HILO_HAZARD): New.
538 * mips.igen (check_mt_hilo, check_mult_hilo, check_div_hilo): Provide
539 separate implementations for mipsIV and mipsV. Use new macros to
540 determine whether the restrictions apply.
541
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CD
5422004-01-19 Chris Demetriou <cgd@broadcom.com>
543
544 * mips.igen (check_mf_cycles, check_mt_hilo, check_mf_hilo)
545 (check_mult_hilo): Improve comments.
546 (check_div_hilo): Likewise. Also, fork off a new version
547 to handle mips32/mips64 (since there are no hazards to check
548 in MIPS32/MIPS64).
549
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5502003-06-17 Richard Sandiford <rsandifo@redhat.com>
551
552 * mips.igen (do_dmultx): Fix check for negative operands.
553
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5542003-05-16 Ian Lance Taylor <ian@airs.com>
555
556 * Makefile.in (SHELL): Make sure this is defined.
557 (various): Use $(SHELL) whenever we invoke move-if-change.
558
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CD
5592003-05-03 Chris Demetriou <cgd@broadcom.com>
560
561 * cp1.c: Tweak attribution slightly.
562 * cp1.h: Likewise.
563 * mdmx.c: Likewise.
564 * mdmx.igen: Likewise.
565 * mips3d.igen: Likewise.
566 * sb1.igen: Likewise.
567
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CD
5682003-04-15 Richard Sandiford <rsandifo@redhat.com>
569
570 * vr.igen (do_vr_mul_op): Zero-extend the low 32 bits of
571 unsigned operands.
572
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AC
5732003-02-27 Andrew Cagney <cagney@redhat.com>
574
601da316
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575 * interp.c (sim_open): Rename _bfd to bfd.
576 (sim_create_inferior): Ditto.
6b4a8935 577
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5782003-01-14 Chris Demetriou <cgd@broadcom.com>
579
580 * mips.igen (LUXC1, SUXC1): New, for mipsV and mips64.
581
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CD
5822003-01-14 Chris Demetriou <cgd@broadcom.com>
583
584 * mips.igen (EI, DI): Remove.
585
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CD
5862003-01-05 Richard Sandiford <rsandifo@redhat.com>
587
588 * Makefile.in (tmp-run-multi): Fix mips16 filter.
589
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CD
5902003-01-04 Richard Sandiford <rsandifo@redhat.com>
591 Andrew Cagney <ac131313@redhat.com>
592 Gavin Romig-Koch <gavin@redhat.com>
593 Graydon Hoare <graydon@redhat.com>
594 Aldy Hernandez <aldyh@redhat.com>
595 Dave Brolley <brolley@redhat.com>
596 Chris Demetriou <cgd@broadcom.com>
597
598 * configure.in (mips64vr*): Define TARGET_ENABLE_FR to 1.
599 (sim_mach_default): New variable.
600 (mips64vr-*-*, mips64vrel-*-*): New configurations.
601 Add a new simulator generator, MULTI.
602 * configure: Regenerate.
603 * Makefile.in (SIM_MULTI_OBJ, SIM_EXTRA_DISTCLEAN): New variables.
604 (multi-run.o): New dependency.
605 (SIM_MULTI_ALL, SIM_MULTI_IGEN_CONFIGS): New variables.
606 (tmp-mach-multi, tmp-itable-multi, tmp-run-multi): New rules.
607 (tmp-multi): Combine them.
608 (BUILT_SRC_FROM_MULTI): New variable. Depend on tmp-multi.
609 (clean-extra): Remove sources in BUILT_SRC_FROM_MULTI.
610 (distclean-extra): New rule.
611 * sim-main.h: Include bfd.h.
612 (MIPS_MACH): New macro.
613 * mips.igen (vr4120, vr5400, vr5500): New models.
614 (clo, clz, dclo, dclz, madd, maddu, msub, msub, mul): Add *vr5500.
615 * vr.igen: Replace with new version.
616
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6172003-01-04 Chris Demetriou <cgd@broadcom.com>
618
619 * configure.in: Use SIM_AC_OPTION_RESERVED_BITS(1).
620 * configure: Regenerate.
621
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6222002-12-31 Chris Demetriou <cgd@broadcom.com>
623
624 * sim-main.h (check_branch_bug, mark_branch_bug): Remove.
625 * mips.igen: Remove all invocations of check_branch_bug and
626 mark_branch_bug.
627
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6282002-12-16 Chris Demetriou <cgd@broadcom.com>
629
630 * tconfig.in: Include "gdb/callback.h" and "gdb/remote-sim.h".
631
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CD
6322002-07-30 Chris Demetriou <cgd@broadcom.com>
633
634 * mips.igen (do_load_double, do_store_double): New functions.
635 (LDC1, SDC1): Rename to...
636 (LDC1b, SDC1b): respectively.
637 (LDC1a, SDC1a): New instructions for MIPS II and MIPS32 support.
638
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MS
6392002-07-29 Michael Snyder <msnyder@redhat.com>
640
641 * cp1.c (fp_recip2): Modify initialization expression so that
642 GCC will recognize it as constant.
643
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CD
6442002-06-18 Chris Demetriou <cgd@broadcom.com>
645
646 * mdmx.c (SD_): Delete.
647 (Unpredictable): Re-define, for now, to directly invoke
648 unpredictable_action().
649 (mdmx_acc_op): Fix error in .ob immediate handling.
650
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6512002-06-18 Andrew Cagney <cagney@redhat.com>
652
653 * interp.c (sim_firmware_command): Initialize `address'.
654
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AC
6552002-06-16 Andrew Cagney <ac131313@redhat.com>
656
657 * configure: Regenerated to track ../common/aclocal.m4 changes.
658
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CD
6592002-06-14 Chris Demetriou <cgd@broadcom.com>
660 Ed Satterthwaite <ehs@broadcom.com>
661
662 * mips3d.igen: New file which contains MIPS-3D ASE instructions.
663 * Makefile.in (IGEN_INCLUDE): Add mips3d.igen.
664 * mips.igen: Include mips3d.igen.
665 (mips3d): New model name for MIPS-3D ASE instructions.
666 (CVT.W.fmt): Don't use this instruction for word (source) format
667 instructions.
668 * cp1.c (fp_binary_r, fp_add_r, fp_mul_r, fpu_inv1, fpu_inv1_32)
669 (fpu_inv1_64, fp_recip1, fp_recip2, fpu_inv_sqrt1, fpu_inv_sqrt1_32)
670 (fpu_inv_sqrt1_64, fp_rsqrt1, fp_rsqrt2): New functions.
671 (NR_FRAC_GUARD, IMPLICIT_1): New macros.
672 * sim-main.h (fmt_pw, CompareAbs, AddR, MultiplyR, Recip1, Recip2)
673 (RSquareRoot1, RSquareRoot2): New macros.
674 (fp_add_r, fp_mul_r, fp_recip1, fp_recip2, fp_rsqrt1)
675 (fp_rsqrt2): New functions.
676 * configure.in: Add MIPS-3D support to mipsisa64 simulator.
677 * configure: Regenerate.
678
3a2b820e 6792002-06-13 Chris Demetriou <cgd@broadcom.com>
eab54952 680 Ed Satterthwaite <ehs@broadcom.com>
3a2b820e
CD
681
682 * cp1.c (FP_PS_upper, FP_PS_lower, FP_PS_cat, FPQNaN_PS): New macros.
683 (value_fpr, store_fpr, fp_cmp, fp_unary, fp_binary, fp_mac)
684 (fp_inv_sqrt, fpu_format_name): Add paired-single support.
685 (convert): Note that this function is not used for paired-single
686 format conversions.
687 (ps_lower, ps_upper, pack_ps, convert_ps): New functions.
688 * mips.igen (FMT, MOVtf.fmt): Add paired-single support.
689 (check_fmt_p): Enable paired-single support.
690 (ALNV.PS, CVT.PS.S, CVT.S.PL, CVT.S.PU, PLL.PS, PLU.PS, PUL.PS)
691 (PUU.PS): New instructions.
692 (CVT.S.fmt): Don't use this instruction for paired-single format
693 destinations.
694 * sim-main.h (FP_formats): New value 'fmt_ps.'
695 (ps_lower, ps_upper, pack_ps, convert_ps): New prototypes.
696 (PSLower, PSUpper, PackPS, ConvertPS): New macros.
697
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6982002-06-12 Chris Demetriou <cgd@broadcom.com>
699
700 * mips.igen: Fix formatting of function calls in
701 many FP operations.
702
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7032002-06-12 Chris Demetriou <cgd@broadcom.com>
704
705 * mips.igen (MOVN, MOVZ): Trace result.
706 (TNEI): Print "tnei" as the opcode name in traces.
707 (CEIL.W): Add disassembly string for traces.
708 (RSQRT.fmt): Make location of disassembly string consistent
709 with other instructions.
710
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7112002-06-12 Chris Demetriou <cgd@broadcom.com>
712
713 * mips.igen (X): Delete unused function.
714
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7152002-06-08 Andrew Cagney <cagney@redhat.com>
716
717 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
718
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CD
7192002-06-07 Chris Demetriou <cgd@broadcom.com>
720 Ed Satterthwaite <ehs@broadcom.com>
721
722 * cp1.c (inner_mac, fp_mac, inner_rsqrt, fp_inv_sqrt)
723 (fp_rsqrt, fp_madd, fp_msub, fp_nmadd, fp_nmsub): New functions.
724 * sim-main.h (fp_rsqrt, fp_madd, fp_msub, fp_nmadd)
725 (fp_nmsub): New prototypes.
726 (RSquareRoot, MultiplyAdd, MultiplySub, NegMultiplyAdd)
727 (NegMultiplySub): New defines.
728 * mips.igen (RSQRT.fmt): Use RSquareRoot().
729 (MADD.D, MADD.S): Replace with...
730 (MADD.fmt): New instruction.
731 (MSUB.D, MSUB.S): Replace with...
732 (MSUB.fmt): New instruction.
733 (NMADD.D, NMADD.S): Replace with...
734 (NMADD.fmt): New instruction.
735 (NMSUB.D, MSUB.S): Replace with...
736 (NMSUB.fmt): New instruction.
737
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CD
7382002-06-07 Chris Demetriou <cgd@broadcom.com>
739 Ed Satterthwaite <ehs@broadcom.com>
740
741 * cp1.c: Fix more comment spelling and formatting.
742 (value_fcr, store_fcr): Use fenr_FS rather than hard-coding value.
743 (denorm_mode): New function.
744 (fpu_unary, fpu_binary): Round results after operation, collect
745 status from rounding operations, and update the FCSR.
746 (convert): Collect status from integer conversions and rounding
747 operations, and update the FCSR. Adjust NaN values that result
748 from conversions. Convert to use sim_io_eprintf rather than
749 fprintf, and remove some debugging code.
750 * cp1.h (fenr_FS): New define.
751
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7522002-06-07 Chris Demetriou <cgd@broadcom.com>
753
754 * cp1.c (convert): Remove unusable debugging code, and move MIPS
755 rounding mode to sim FP rounding mode flag conversion code into...
756 (rounding_mode): New function.
757
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7582002-06-07 Chris Demetriou <cgd@broadcom.com>
759
760 * cp1.c: Clean up formatting of a few comments.
761 (value_fpr): Reformat switch statement.
762
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7632002-06-06 Chris Demetriou <cgd@broadcom.com>
764 Ed Satterthwaite <ehs@broadcom.com>
765
766 * cp1.h: New file.
767 * sim-main.h: Include cp1.h.
768 (SETFCC, GETFCC, IR, UF, OF, DX, IO, UO, FP_FLAGS, FP_ENABLE)
769 (FP_CAUSE, GETFS, FP_RM_NEAREST, FP_RM_TOZERO, FP_RM_TOPINF)
770 (FP_RM_TOMINF, GETRM): Remove. Moved to cp1.h.
771 (FP_FS, FP_MASK_RM, FP_SH_RM, Nan, Less, Equal): Remove.
772 (value_fcr, store_fcr, test_fcsr, fp_cmp): New prototypes.
773 (ValueFCR, StoreFCR, TestFCSR, Compare): New macros.
774 * cp1.c: Don't include sim-fpu.h; already included by
775 sim-main.h. Clean up formatting of some comments.
776 (NaN, Equal, Less): Remove.
777 (test_fcsr, value_fcr, store_fcr, update_fcsr, fp_test)
778 (fp_cmp): New functions.
779 * mips.igen (do_c_cond_fmt): Remove.
780 (C.cond.fmta, C.cond.fmtb): Replace uses of do_c_cond_fmt_a with
781 Compare. Add result tracing.
782 (CxC1): Remove, replace with...
783 (CFC1a, CFC1b, CFC1c, CTC1a, CTC1b, CTC1c): New instructions.
784 (DMxC1): Remove, replace with...
785 (DMFC1a, DMFC1b, DMTC1a, DMTC1b): New instructions.
786 (MxC1): Remove, replace with...
787 (MFC1a, MFC1b, MTC1a, MTC1b): New instructions.
788
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7892002-06-04 Chris Demetriou <cgd@broadcom.com>
790
791 * sim-main.h (FGRIDX): Remove, replace all uses with...
792 (FGR_BASE): New macro.
793 (FP0_REGNUM, FCRCS_REGNUM, FCRIR_REGNUM): New macros.
794 (_sim_cpu): Move 'fgr' member to be right before 'fpr_state' member.
795 (NR_FGR, FGR): Likewise.
796 * interp.c: Replace all uses of FGRIDX with FGR_BASE.
797 * mips.igen: Likewise.
798
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7992002-06-04 Chris Demetriou <cgd@broadcom.com>
800
801 * cp1.c: Add an FSF Copyright notice to this file.
802
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CD
8032002-06-04 Chris Demetriou <cgd@broadcom.com>
804 Ed Satterthwaite <ehs@broadcom.com>
805
806 * cp1.c (Infinity): Remove.
807 * sim-main.h (Infinity): Likewise.
808
809 * cp1.c (fp_unary, fp_binary): New functions.
810 (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div, fp_recip)
811 (fp_sqrt): New functions, implemented in terms of the above.
812 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
813 (Recip, SquareRoot): Remove (replaced by functions above).
814 * sim-main.h (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div)
815 (fp_recip, fp_sqrt): New prototypes.
816 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
817 (Recip, SquareRoot): Replace prototypes with #defines which
818 invoke the functions above.
819
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8202002-06-03 Chris Demetriou <cgd@broadcom.com>
821
822 * sim-main.h (Nan, Infinity, Less, Equal, AbsoluteValue, Negate)
823 (Add, Sub, Multiply, Divide, Recip, SquareRoot): Move lower in
824 file, remove PARAMS from prototypes.
825 (value_fpr, store_fpr, convert): Likewise. Use SIM_STATE to provide
826 simulator state arguments.
827 (ValueFPR, StoreFPR, Convert): Move lower in file. Use SIM_ARGS to
828 pass simulator state arguments.
829 * cp1.c (SD): Redefine as CPU_STATE(cpu).
830 (store_fpr, convert): Remove 'sd' argument.
831 (value_fpr): Likewise. Convert to use 'SD' instead.
832
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8332002-06-03 Chris Demetriou <cgd@broadcom.com>
834
835 * cp1.c (Min, Max): Remove #if 0'd functions.
836 * sim-main.h (Min, Max): Remove.
837
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CD
8382002-06-03 Chris Demetriou <cgd@broadcom.com>
839
840 * cp1.c: fix formatting of switch case and default labels.
841 * interp.c: Likewise.
842 * sim-main.c: Likewise.
843
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8442002-06-03 Chris Demetriou <cgd@broadcom.com>
845
846 * cp1.c: Clean up comments which describe FP formats.
847 (FPQNaN_DOUBLE, FPQNaN_LONG): Generate using UNSIGNED64.
848
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8492002-06-03 Chris Demetriou <cgd@broadcom.com>
850 Ed Satterthwaite <ehs@broadcom.com>
851
852 * configure.in (mipsisa64sb1*-*-*): New target for supporting
853 Broadcom SiByte SB-1 processor configurations.
854 * configure: Regenerate.
855 * sb1.igen: New file.
856 * mips.igen: Include sb1.igen.
857 (sb1): New model.
858 * Makefile.in (IGEN_INCLUDE): Add sb1.igen.
859 * mdmx.igen: Add "sb1" model to all appropriate functions and
860 instructions.
861 * mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
862 (ob_func, ob_acc): Reference the above.
863 (qh_acc): Adjust to keep the same size as ob_acc.
864 * sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
865 (MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.
866
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8672002-06-03 Chris Demetriou <cgd@broadcom.com>
868
869 * Makefile.in (IGEN_INCLUDE): Add mdmx.igen.
870
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8712002-06-02 Chris Demetriou <cgd@broadcom.com>
872 Ed Satterthwaite <ehs@broadcom.com>
873
874 * mips.igen (mdmx): New (pseudo-)model.
875 * mdmx.c, mdmx.igen: New files.
876 * Makefile.in (SIM_OBJS): Add mdmx.o.
877 * sim-main.h (MDMX_accumulator, MX_fmtsel, signed24, signed48):
878 New typedefs.
879 (ACC, MX_Add, MX_AddA, MX_AddL, MX_And, MX_C_EQ, MX_C_LT, MX_Comp)
880 (MX_FMT_OB, MX_FMT_QH, MX_Max, MX_Min, MX_Msgn, MX_Mul, MX_MulA)
881 (MX_MulL, MX_MulS, MX_MulSL, MX_Nor, MX_Or, MX_Pick, MX_RAC)
882 (MX_RAC_H, MX_RAC_L, MX_RAC_M, MX_RNAS, MX_RNAU, MX_RND_AS)
883 (MX_RND_AU, MX_RND_ES, MX_RND_EU, MX_RND_ZS, MX_RND_ZU, MX_RNES)
884 (MX_RNEU, MX_RZS, MX_RZU, MX_SHFL, MX_ShiftLeftLogical)
885 (MX_ShiftRightArith, MX_ShiftRightLogical, MX_Sub, MX_SubA, MX_SubL)
886 (MX_VECT_ADD, MX_VECT_ADDA, MX_VECT_ADDL, MX_VECT_AND)
887 (MX_VECT_MAX, MX_VECT_MIN, MX_VECT_MSGN, MX_VECT_MUL, MX_VECT_MULA)
888 (MX_VECT_MULL, MX_VECT_MULS, MX_VECT_MULSL, MX_VECT_NOR)
889 (MX_VECT_OR, MX_VECT_SLL, MX_VECT_SRA, MX_VECT_SRL, MX_VECT_SUB)
890 (MX_VECT_SUBA, MX_VECT_SUBL, MX_VECT_XOR, MX_WACH, MX_WACL, MX_Xor)
891 (SIM_ARGS, SIM_STATE, UnpredictableResult, fmt_mdmx, ob_fmtsel)
892 (qh_fmtsel): New macros.
893 (_sim_cpu): New member "acc".
894 (mdmx_acc_op, mdmx_cc_op, mdmx_cpr_op, mdmx_pick_op, mdmx_rac_op)
895 (mdmx_round_op, mdmx_shuffle, mdmx_wach, mdmx_wacl): New functions.
896
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8972002-05-01 Chris Demetriou <cgd@broadcom.com>
898
899 * interp.c: Use 'deprecated' rather than 'depreciated.'
900 * sim-main.h: Likewise.
901
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9022002-05-01 Chris Demetriou <cgd@broadcom.com>
903
904 * cp1.c (store_fpr): Remove #ifdef'd out call to UndefinedResult
905 which wouldn't compile anyway.
906 * sim-main.h (unpredictable_action): New function prototype.
907 (Unpredictable): Define to call igen function unpredictable().
908 (NotWordValue): New macro to call igen function not_word_value().
909 (UndefinedResult): Remove.
910 * interp.c (undefined_result): Remove.
911 (unpredictable_action): New function.
912 * mips.igen (not_word_value, unpredictable): New functions.
913 (ADD, ADDI, do_addiu, do_addu, BGEZAL, BGEZALL, BLTZAL, BLTZALL)
914 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, do_mult, do_multu)
915 (do_sra, do_srav, do_srl, do_srlv, SUB, do_subu): Invoke
916 NotWordValue() to check for unpredictable inputs, then
917 Unpredictable() to handle them.
918
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9192002-02-24 Chris Demetriou <cgd@broadcom.com>
920
921 * mips.igen: Fix formatting of calls to Unpredictable().
922
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9232002-04-20 Andrew Cagney <ac131313@redhat.com>
924
925 * interp.c (sim_open): Revert previous change.
926
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9272002-04-18 Alexandre Oliva <aoliva@redhat.com>
928
929 * interp.c (sim_open): Disable chunk of code that wrote code in
930 vector table entries.
931
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9322002-03-19 Chris Demetriou <cgd@broadcom.com>
933
934 * cp1.c (FP_S_s, FP_D_s, FP_S_be, FP_D_be, FP_S_e, FP_D_e, FP_S_f)
935 (FP_D_f, FP_S_fb, FP_D_fb, FPINF_SINGLE, FPINF_DOUBLE): Remove
936 unused definitions.
937
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9382002-03-19 Chris Demetriou <cgd@broadcom.com>
939
940 * cp1.c: Fix many formatting issues.
941
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9422002-03-19 Chris G. Demetriou <cgd@broadcom.com>
943
944 * cp1.c (fpu_format_name): New function to replace...
945 (DOFMT): This. Delete, and update all callers.
946 (fpu_rounding_mode_name): New function to replace...
947 (RMMODE): This. Delete, and update all callers.
948
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9492002-03-19 Chris G. Demetriou <cgd@broadcom.com>
950
951 * interp.c: Move FPU support routines from here to...
952 * cp1.c: Here. New file.
953 * Makefile.in (SIM_OBJS): Add cp1.o to object list.
954 (cp1.o): New target.
955
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9562002-03-12 Chris Demetriou <cgd@broadcom.com>
957
958 * configure.in (mipsisa32*-*-*, mipsisa64*-*-*): New targets.
959 * mips.igen (mips32, mips64): New models, add to all instructions
960 and functions as appropriate.
961 (loadstore_ea, check_u64): New variant for model mips64.
962 (check_fmt_p): New variant for models mipsV and mips64, remove
963 mipsV model marking fro other variant.
964 (SLL) Rename to...
965 (SLLa) this.
966 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, SLLb): New instructions
967 for mips32 and mips64.
968 (DCLO, DCLZ): New instructions for mips64.
969
82f728db
CD
9702002-03-07 Chris Demetriou <cgd@broadcom.com>
971
972 * mips.igen (BREAK, LUI, ORI, SYSCALL, XORI): Print
973 immediate or code as a hex value with the "%#lx" format.
974 (ANDI): Likewise, and fix printed instruction name.
975
b96e7ef1
CD
9762002-03-05 Chris Demetriou <cgd@broadcom.com>
977
978 * sim-main.h (UndefinedResult, Unpredictable): New macros
979 which currently do nothing.
980
d35d4f70
CD
9812002-03-05 Chris Demetriou <cgd@broadcom.com>
982
983 * sim-main.h (status_UX, status_SX, status_KX, status_TS)
984 (status_PX, status_MX, status_CU0, status_CU1, status_CU2)
985 (status_CU3): New definitions.
986
987 * sim-main.h (ExceptionCause): Add new values for MIPS32
988 and MIPS64: MDMX, MCheck, CacheErr. Update comments
989 for DebugBreakPoint and NMIReset to note their status in
990 MIPS32 and MIPS64.
991 (SignalExceptionMDMX, SignalExceptionWatch, SignalExceptionMCheck)
992 (SignalExceptionCacheErr): New exception macros.
993
3ad6f714
CD
9942002-03-05 Chris Demetriou <cgd@broadcom.com>
995
996 * mips.igen (check_fpu): Enable check for coprocessor 1 usability.
997 * sim-main.h (COP_Usable): Define, but for now coprocessor 1
998 is always enabled.
999 (SignalExceptionCoProcessorUnusable): Take as argument the
1000 unusable coprocessor number.
1001
86b77b47
CD
10022002-03-05 Chris Demetriou <cgd@broadcom.com>
1003
1004 * mips.igen: Fix formatting of all SignalException calls.
1005
97a88e93 10062002-03-05 Chris Demetriou <cgd@broadcom.com>
3dea6720
CD
1007
1008 * sim-main.h (SIGNEXTEND): Remove.
1009
97a88e93 10102002-03-04 Chris Demetriou <cgd@broadcom.com>
b5040d49
CD
1011
1012 * mips.igen: Remove gencode comment from top of file, fix
1013 spelling in another comment.
1014
97a88e93 10152002-03-04 Chris Demetriou <cgd@broadcom.com>
8612006b
CD
1016
1017 * mips.igen (check_fmt, check_fmt_p): New functions to check
1018 whether specific floating point formats are usable.
1019 (ABS.fmt, ADD.fmt, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
1020 (FLOOR.W.fmt, MOV.fmt, MUL.fmt, NEG.fmt, RECIP.fmt, ROUND.L.fmt)
1021 (ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt, TRUNC.L.fmt, TRUNC.W):
1022 Use the new functions.
1023 (do_c_cond_fmt): Remove format checks...
1024 (C.cond.fmta, C.cond.fmtb): And move them into all callers.
1025
97a88e93 10262002-03-03 Chris Demetriou <cgd@broadcom.com>
9b17d183
CD
1027
1028 * mips.igen: Fix formatting of check_fpu calls.
1029
41774c9d
CD
10302002-03-03 Chris Demetriou <cgd@broadcom.com>
1031
1032 * mips.igen (FLOOR.L.fmt): Store correct destination register.
1033
4a0bd876
CD
10342002-03-03 Chris Demetriou <cgd@broadcom.com>
1035
1036 * mips.igen: Remove whitespace at end of lines.
1037
09297648
CD
10382002-03-02 Chris Demetriou <cgd@broadcom.com>
1039
1040 * mips.igen (loadstore_ea): New function to do effective
1041 address calculations.
1042 (do_load, do_load_left, do_load_right, LL, LDD, PREF, do_store,
1043 do_store_left, do_store_right, SC, SCD, PREFX, SWC1, SWXC1,
1044 CACHE): Use loadstore_ea to do effective address computations.
1045
043b7057
CD
10462002-03-02 Chris Demetriou <cgd@broadcom.com>
1047
1048 * interp.c (load_word): Use EXTEND32 rather than SIGNEXTEND.
1049 * mips.igen (LL, CxC1, MxC1): Likewise.
1050
c1e8ada4
CD
10512002-03-02 Chris Demetriou <cgd@broadcom.com>
1052
1053 * mips.igen (LL, LLD, PREF, SC, SCD, ABS.fmt, ADD.fmt, CEIL.L.fmt,
1054 CEIL.W, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt,
1055 FLOOR.L.fmt, FLOOR.W.fmt, MADD.D, MADD.S, MOV.fmt, MOVtf.fmt,
1056 MSUB.D, MSUB.S, MUL.fmt, NEG.fmt, NMADD.D, NMADD.S, NMSUB.D,
1057 NMSUB.S, PREFX, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt,
1058 SQRT.fmt, SUB.fmt, SWC1, SWXC1, TRUNC.L.fmt, TRUNC.W, CACHE):
1059 Don't split opcode fields by hand, use the opcode field values
1060 provided by igen.
1061
3e1dca16
CD
10622002-03-01 Chris Demetriou <cgd@broadcom.com>
1063
1064 * mips.igen (do_divu): Fix spacing.
1065
1066 * mips.igen (do_dsllv): Move to be right before DSLLV,
1067 to match the rest of the do_<shift> functions.
1068
fff8d27d
CD
10692002-03-01 Chris Demetriou <cgd@broadcom.com>
1070
1071 * mips.igen (do_dsll, do_dsllv, DSLL32, do_dsra, DSRA32, do_dsrl,
1072 DSRL32, do_dsrlv): Trace inputs and results.
1073
0d3e762b
CD
10742002-03-01 Chris Demetriou <cgd@broadcom.com>
1075
1076 * mips.igen (CACHE): Provide instruction-printing string.
1077
1078 * interp.c (signal_exception): Comment tokens after #endif.
1079
eb5fcf93
CD
10802002-02-28 Chris Demetriou <cgd@broadcom.com>
1081
1082 * mips.igen (LWXC1): Mark with filter "64,f", rather than just "32".
1083 (MOVtf, MxC1, MxC1, DMxC1, DMxC1, CxC1, CxC1, SQRT.fmt, MOV.fmt,
1084 NEG.fmt, ROUND.L.fmt, TRUNC.L.fmt, CEIL.L.fmt, FLOOR.L.fmt,
1085 ROUND.W.fmt, TRUNC.W, CEIL.W, FLOOR.W.fmt, RECIP.fmt, RSQRT.fmt,
1086 CVT.S.fmt, CVT.D.fmt, CVT.W.fmt, CVT.L.fmt, MOVtf.fmt, C.cond.fmta,
1087 C.cond.fmtb, SUB.fmt, MUL.fmt, DIV.fmt, MOVZ.fmt, MOVN.fmt, LDXC1,
1088 SWXC1, SDXC1, MSUB.D, MSUB.S, NMADD.S, NMADD.D, NMSUB.S, NMSUB.D,
1089 LWC1, SWC1): Add "f" to filter, since these are FP instructions.
1090
bb22bd7d
CD
10912002-02-28 Chris Demetriou <cgd@broadcom.com>
1092
1093 * mips.igen (DSRA32, DSRAV): Fix order of arguments in
1094 instruction-printing string.
1095 (LWU): Use '64' as the filter flag.
1096
91a177cf
CD
10972002-02-28 Chris Demetriou <cgd@broadcom.com>
1098
1099 * mips.igen (SDXC1): Fix instruction-printing string.
1100
387f484a
CD
11012002-02-28 Chris Demetriou <cgd@broadcom.com>
1102
1103 * mips.igen (LDC1, SDC1): Remove mipsI model, and mark with
1104 filter flags "32,f".
1105
3d81f391
CD
11062002-02-27 Chris Demetriou <cgd@broadcom.com>
1107
1108 * mips.igen (PREFX): This is a 64-bit instruction, use '64'
1109 as the filter flag.
1110
af5107af
CD
11112002-02-27 Chris Demetriou <cgd@broadcom.com>
1112
1113 * mips.igen (PREFX): Tweak instruction opcode fields (i.e.,
1114 add a comma) so that it more closely match the MIPS ISA
1115 documentation opcode partitioning.
1116 (PREF): Put useful names on opcode fields, and include
1117 instruction-printing string.
1118
ca971540
CD
11192002-02-27 Chris Demetriou <cgd@broadcom.com>
1120
1121 * mips.igen (check_u64): New function which in the future will
1122 check whether 64-bit instructions are usable and signal an
1123 exception if not. Currently a no-op.
1124 (DADD, DADDI, DADDIU, DADDU, DDIV, DDIVU, DMULT, DMULTU, DSLL,
1125 DSLL32, DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB,
1126 DSUBU, LD, LDL, LDR, LLD, LWU, SCD, SD, SDL, SDR, DMxC1, LDXC1,
1127 LWXC1, SDXC1, SWXC1, DMFC0, DMTC0): Use check_u64.
1128
1129 * mips.igen (check_fpu): New function which in the future will
1130 check whether FPU instructions are usable and signal an exception
1131 if not. Currently a no-op.
1132 (ABS.fmt, ADD.fmt, BC1a, BC1b, C.cond.fmta, C.cond.fmtb,
1133 CEIL.L.fmt, CEIL.W, CxC1, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt,
1134 CVT.W.fmt, DIV.fmt, DMxC1, DMxC1, FLOOR.L.fmt, FLOOR.W.fmt, LDC1,
1135 LDXC1, LWC1, LWXC1, MADD.D, MADD.S, MxC1, MOV.fmt, MOVtf,
1136 MOVtf.fmt, MOVN.fmt, MOVZ.fmt, MSUB.D, MSUB.S, MUL.fmt, NEG.fmt,
1137 NMADD.D, NMADD.S, NMSUB.D, NMSUB.S, RECIP.fmt, ROUND.L.fmt,
1138 ROUND.W.fmt, RSQRT.fmt, SDC1, SDXC1, SQRT.fmt, SUB.fmt, SWC1,
1139 SWXC1, TRUNC.L.fmt, TRUNC.W): Use check_fpu.
1140
1c47a468
CD
11412002-02-27 Chris Demetriou <cgd@broadcom.com>
1142
1143 * mips.igen (do_load_left, do_load_right): Move to be immediately
1144 following do_load.
1145 (do_store_left, do_store_right): Move to be immediately following
1146 do_store.
1147
603a98e7
CD
11482002-02-27 Chris Demetriou <cgd@broadcom.com>
1149
1150 * mips.igen (mipsV): New model name. Also, add it to
1151 all instructions and functions where it is appropriate.
1152
c5d00cc7
CD
11532002-02-18 Chris Demetriou <cgd@broadcom.com>
1154
1155 * mips.igen: For all functions and instructions, list model
1156 names that support that instruction one per line.
1157
074e9cb8
CD
11582002-02-11 Chris Demetriou <cgd@broadcom.com>
1159
1160 * mips.igen: Add some additional comments about supported
1161 models, and about which instructions go where.
1162 (BC1b, MFC0, MTC0, RFE): Sort supported models in the same
1163 order as is used in the rest of the file.
1164
9805e229
CD
11652002-02-11 Chris Demetriou <cgd@broadcom.com>
1166
1167 * mips.igen (ADD, ADDI, DADDI, DSUB, SUB): Add comment
1168 indicating that ALU32_END or ALU64_END are there to check
1169 for overflow.
1170 (DADD): Likewise, but also remove previous comment about
1171 overflow checking.
1172
f701dad2
CD
11732002-02-10 Chris Demetriou <cgd@broadcom.com>
1174
1175 * mips.igen (DDIV, DIV, DIVU, DMULT, DMULTU, DSLL, DSLL32,
1176 DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB, DSUBU,
1177 JALR, JR, MOVN, MOVZ, MTLO, MULT, MULTU, SLL, SLLV, SLT, SLTU,
1178 SRAV, SRLV, SUB, SUBU, SYNC, XOR, MOVtf, DI, DMFC0, DMTC0, EI,
1179 ERET, RFE, TLBP, TLBR, TLBWI, TLBWR): Tweak instruction opcode
1180 fields (i.e., add and move commas) so that they more closely
1181 match the MIPS ISA documentation opcode partitioning.
1182
11832002-02-10 Chris Demetriou <cgd@broadcom.com>
20ae0098
CD
1184
1185 * mips.igen (ADDI): Print immediate value.
1186 (BREAK): Print code.
1187 (DADDIU, DSRAV, DSRLV): Print correct instruction name.
1188 (SLL): Print "nop" specially, and don't run the code
1189 that does the shift for the "nop" case.
1190
9e52972e
FF
11912001-11-17 Fred Fish <fnf@redhat.com>
1192
1193 * sim-main.h (float_operation): Move enum declaration outside
1194 of _sim_cpu struct declaration.
1195
c0efbca4
JB
11962001-04-12 Jim Blandy <jimb@redhat.com>
1197
1198 * mips.igen (CFC1, CTC1): Pass the correct register numbers to
1199 PENDING_FILL. Use PENDING_SCHED directly to handle the pending
1200 set of the FCSR.
1201 * sim-main.h (COCIDX): Remove definition; this isn't supported by
1202 PENDING_FILL, and you can get the intended effect gracefully by
1203 calling PENDING_SCHED directly.
1204
fb891446
BE
12052001-02-23 Ben Elliston <bje@redhat.com>
1206
1207 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Only define if not
1208 already defined elsewhere.
1209
8030f857
BE
12102001-02-19 Ben Elliston <bje@redhat.com>
1211
1212 * sim-main.h (sim_monitor): Return an int.
1213 * interp.c (sim_monitor): Add return values.
1214 (signal_exception): Handle error conditions from sim_monitor.
1215
56b48a7a
CD
12162001-02-08 Ben Elliston <bje@redhat.com>
1217
1218 * sim-main.c (load_memory): Pass cia to sim_core_read* functions.
1219 (store_memory): Likewise, pass cia to sim_core_write*.
1220
d3ee60d9
FCE
12212000-10-19 Frank Ch. Eigler <fche@redhat.com>
1222
1223 On advice from Chris G. Demetriou <cgd@sibyte.com>:
1224 * sim-main.h (GPR_CLEAR): Remove unused alternative macro.
1225
071da002
AC
1226Thu Jul 27 22:02:05 2000 Andrew Cagney <cagney@b1.cygnus.com>
1227
1228 From Maciej W. Rozycki <macro@ds2.pg.gda.pl>:
1229 * Makefile.in: Don't delete *.igen when cleaning directory.
1230
a28c02cd
AC
1231Wed Jul 19 18:50:51 2000 Andrew Cagney <cagney@b1.cygnus.com>
1232
1233 * m16.igen (break): Call SignalException not sim_engine_halt.
1234
80ee11fa
AC
1235Mon Jul 3 11:13:20 2000 Andrew Cagney <cagney@b1.cygnus.com>
1236
1237 From Jason Eckhardt:
1238 * mips.igen (MOVZ.fmt, MOVN.fmt): Move conditional on GPR[RT].
1239
673388c0
AC
1240Tue Jun 13 20:52:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
1241
1242 * mips.igen (MxC1, DMxC1): Fix printf formatting.
1243
4c0deff4
NC
12442000-05-24 Michael Hayes <mhayes@cygnus.com>
1245
1246 * mips.igen (do_dmultx): Fix typo.
1247
eb2d80b4
AC
1248Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
1249
1250 * configure: Regenerated to track ../common/aclocal.m4 changes.
1251
dd37a34b
AC
1252Fri Apr 28 20:48:36 2000 Andrew Cagney <cagney@b1.cygnus.com>
1253
1254 * mips.igen (DMxC1): Fix format arguments for sim_io_eprintf call.
1255
4c0deff4
NC
12562000-04-12 Frank Ch. Eigler <fche@redhat.com>
1257
1258 * sim-main.h (GPR_CLEAR): Define macro.
1259
e30db738
AC
1260Mon Apr 10 00:07:09 2000 Andrew Cagney <cagney@b1.cygnus.com>
1261
1262 * interp.c (decode_coproc): Output long using %lx and not %s.
1263
cb7450ea
FCE
12642000-03-21 Frank Ch. Eigler <fche@redhat.com>
1265
1266 * interp.c (sim_open): Sort & extend dummy memory regions for
1267 --board=jmr3904 for eCos.
1268
a3027dd7
FCE
12692000-03-02 Frank Ch. Eigler <fche@redhat.com>
1270
1271 * configure: Regenerated.
1272
1273Tue Feb 8 18:35:01 2000 Donald Lindsay <dlindsay@hound.cygnus.com>
1274
1275 * interp.c, mips.igen: all 5 DEADC0DE situations now have sim_io_eprintf
1276 calls, conditional on the simulator being in verbose mode.
1277
dfcd3bfb
JM
1278Fri Feb 4 09:45:15 2000 Donald Lindsay <dlindsay@cygnus.com>
1279
1280 * sim-main.c (cache_op): Added case arm so that CACHE ops to a secondary
1281 cache don't get ReservedInstruction traps.
1282
c2d11a7d
JM
12831999-11-29 Mark Salter <msalter@cygnus.com>
1284
1285 * dv-tx3904sio.c (tx3904sio_io_write_buffer): Use write value as a mask
1286 to clear status bits in sdisr register. This is how the hardware works.
1287
1288 * interp.c (sim_open): Added more memory aliases for jmr3904 hardware
1289 being used by cygmon.
1290
4ce44c66
JM
12911999-11-11 Andrew Haley <aph@cygnus.com>
1292
1293 * interp.c (decode_coproc): Correctly handle DMFC0 and DMTC0
1294 instructions.
1295
cff3e48b
JM
1296Thu Sep 9 15:12:08 1999 Geoffrey Keating <geoffk@cygnus.com>
1297
1298 * mips.igen (MULT): Correct previous mis-applied patch.
1299
d4f3574e
SS
1300Tue Sep 7 13:34:54 1999 Geoffrey Keating <geoffk@cygnus.com>
1301
1302 * mips.igen (delayslot32): Handle sequence like
1303 mtc1 $at,$f12 ; jal fp_add ; mov.s $f13,$f12
1304 correctly by calling ENGINE_ISSUE_PREFIX_HOOK() before issue.
1305 (MULT): Actually pass the third register...
1306
13071999-09-03 Mark Salter <msalter@cygnus.com>
1308
1309 * interp.c (sim_open): Added more memory aliases for additional
1310 hardware being touched by cygmon on jmr3904 board.
1311
1312Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
1313
1314 * configure: Regenerated to track ../common/aclocal.m4 changes.
1315
a0b3c4fd
JM
1316Tue Jul 27 16:36:51 1999 Andrew Cagney <cagney@amy.cygnus.com>
1317
1318 * interp.c (sim_store_register): Handle case where client - GDB -
1319 specifies that a 4 byte register is 8 bytes in size.
1320 (sim_fetch_register): Ditto.
1321
adf40b2e
JM
13221999-07-14 Frank Ch. Eigler <fche@cygnus.com>
1323
1324 Implement "sim firmware" option, inspired by jimb's version of 1998-01.
1325 * interp.c (firmware_option_p): New global flag: "sim firmware" given.
1326 (idt_monitor_base): Base address for IDT monitor traps.
1327 (pmon_monitor_base): Ditto for PMON.
1328 (lsipmon_monitor_base): Ditto for LSI PMON.
1329 (MONITOR_BASE, MONITOR_SIZE): Removed macros.
1330 (mips_option): Add "firmware" option with new OPTION_FIRMWARE key.
1331 (sim_firmware_command): New function.
1332 (mips_option_handler): Call it for OPTION_FIRMWARE.
1333 (sim_open): Allocate memory for idt_monitor region. If "--board"
1334 option was given, add no monitor by default. Add BREAK hooks only if
1335 monitors are also there.
1336
43e526b9
JM
1337Mon Jul 12 00:02:27 1999 Andrew Cagney <cagney@amy.cygnus.com>
1338
1339 * interp.c (sim_monitor): Flush output before reading input.
1340
1341Sun Jul 11 19:28:11 1999 Andrew Cagney <cagney@b1.cygnus.com>
1342
1343 * tconfig.in (SIM_HANDLES_LMA): Always define.
1344
1345Thu Jul 8 16:06:59 1999 Andrew Cagney <cagney@b1.cygnus.com>
1346
1347 From Mark Salter <msalter@cygnus.com>:
1348 * interp.c (BOARD_BSP): Define. Add to list of possible boards.
1349 (sim_open): Add setup for BSP board.
1350
9846de1b
JM
1351Wed Jul 7 12:45:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
1352
1353 * mips.igen (MULT, MULTU): Add syntax for two operand version.
1354 (DMFC0, DMTC0): Recognize. Call DecodeCoproc which will report
1355 them as unimplemented.
1356
cd0fc7c3
SS
13571999-05-08 Felix Lee <flee@cygnus.com>
1358
1359 * configure: Regenerated to track ../common/aclocal.m4 changes.
1360
7a292a7a
SS
13611999-04-21 Frank Ch. Eigler <fche@cygnus.com>
1362
1363 * mips.igen (bc0f): For the TX39 only, decode this as a no-op stub.
1364
1365Thu Apr 15 14:15:17 1999 Andrew Cagney <cagney@amy.cygnus.com>
1366
1367 * configure.in: Any mips64vr5*-*-* target should have
1368 -DTARGET_ENABLE_FR=1.
1369 (default_endian): Any mips64vr*el-*-* target should default to
1370 LITTLE_ENDIAN.
1371 * configure: Re-generate.
1372
13731999-02-19 Gavin Romig-Koch <gavin@cygnus.com>
1374
1375 * mips.igen (ldl): Extend from _16_, not 32.
1376
1377Wed Jan 27 18:51:38 1999 Andrew Cagney <cagney@chook.cygnus.com>
1378
1379 * interp.c (sim_store_register): Force registers written to by GDB
1380 into an un-interpreted state.
1381
c906108c
SS
13821999-02-05 Frank Ch. Eigler <fche@cygnus.com>
1383
1384 * dv-tx3904sio.c (tx3904sio_tickle): After a polled I/O from the
1385 CPU, start periodic background I/O polls.
1386 (tx3904sio_poll): New function: periodic I/O poller.
1387
13881998-12-30 Frank Ch. Eigler <fche@cygnus.com>
1389
1390 * mips.igen (BREAK): Call signal_exception instead of sim_engine_halt.
1391
1392Tue Dec 29 16:03:53 1998 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1393
1394 * configure.in, configure (mips64vr5*-*-*): Added missing ;; in
1395 case statement.
1396
13971998-12-29 Frank Ch. Eigler <fche@cygnus.com>
1398
1399 * interp.c (sim_open): Allocate jm3904 memory in smaller chunks.
1400 (load_word): Call SIM_CORE_SIGNAL hook on error.
1401 (signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook before
1402 starting. For exception dispatching, pass PC instead of NULL_CIA.
1403 (decode_coproc): Use COP0_BADVADDR to store faulting address.
1404 * sim-main.h (COP0_BADVADDR): Define.
1405 (SIM_CORE_SIGNAL): Define hook to call mips_core_signal.
1406 (SIM_CPU_EXCEPTION*): Define hooks to call mips_cpu_exception*().
1407 (_sim_cpu): Add exc_* fields to store register value snapshots.
1408 * mips.igen (*): Replace memory-related SignalException* calls
1409 with references to SIM_CORE_SIGNAL hook.
1410
1411 * dv-tx3904irc.c (tx3904irc_port_event): printf format warning
1412 fix.
1413 * sim-main.c (*): Minor warning cleanups.
1414
14151998-12-24 Gavin Romig-Koch <gavin@cygnus.com>
1416
1417 * m16.igen (DADDIU5): Correct type-o.
1418
1419Mon Dec 21 10:34:48 1998 Andrew Cagney <cagney@chook>
1420
1421 * mips.igen (do_ddiv, do_ddivu): Pacify GCC. Update hi/lo via tmp
1422 variables.
1423
1424Wed Dec 16 18:20:28 1998 Andrew Cagney <cagney@chook>
1425
1426 * Makefile.in (SIM_EXTRA_CFLAGS): No longer need to add .../newlib
1427 to include path.
1428 (interp.o): Add dependency on itable.h
1429 (oengine.c, gencode): Delete remaining references.
1430 (BUILT_SRC_FROM_GEN): Clean up.
1431
14321998-12-16 Gavin Romig-Koch <gavin@cygnus.com>
1433
1434 * vr4run.c: New.
1435 * Makefile.in (SIM_HACK_OBJ,HACK_OBJS,HACK_GEN_SRCS,libhack.a,
1436 tmp-hack,tmp-m32-hack,tmp-m16-hack,tmp-itable-hack,
1437 tmp-run-hack) : New.
1438 * m16.igen (LD,DADDIU,DADDUI5,DADJSP,DADDIUSP,DADDI,DADDU,DSUBU,
1439 DSLL,DSRL,DSRA,DSLLV,DSRAV,DMULT,DMULTU,DDIV,DDIVU,JALX32,JALX):
1440 Drop the "64" qualifier to get the HACK generator working.
1441 Use IMMEDIATE rather than IMMED. Use SHAMT rather than SHIFT.
1442 * mips.igen (do_daddiu,do_ddiv,do_divu): Remove the 64-only
1443 qualifier to get the hack generator working.
1444 (do_dsll,do_dsllv,do_dsra,do_dsrl,do_dsrlv): New.
1445 (DSLL): Use do_dsll.
1446 (DSLLV): Use do_dsllv.
1447 (DSRA): Use do_dsra.
1448 (DSRL): Use do_dsrl.
1449 (DSRLV): Use do_dsrlv.
1450 (BC1): Move *vr4100 to get the HACK generator working.
1451 (CxC1, DMxC1, MxC1,MACCU,MACCHI,MACCHIU): Rename to
1452 get the HACK generator working.
1453 (MACC) Rename to get the HACK generator working.
1454 (DMACC,MACCS,DMACCS): Add the 64.
1455
14561998-12-12 Gavin Romig-Koch <gavin@cygnus.com>
1457
1458 * mips.igen (BC1): Renamed to BC1a and BC1b to avoid conflicts.
1459 * sim-main.h (SizeFGR): Handle TARGET_ENABLE_FR.
1460
14611998-12-11 Gavin Romig-Koch <gavin@cygnus.com>
1462
1463 * mips/interp.c (DEBUG): Cleanups.
1464
14651998-12-10 Frank Ch. Eigler <fche@cygnus.com>
1466
1467 * dv-tx3904sio.c (tx3904sio_io_read_buffer): Endianness fixes.
1468 (tx3904sio_tickle): fflush after a stdout character output.
1469
14701998-12-03 Frank Ch. Eigler <fche@cygnus.com>
1471
1472 * interp.c (sim_close): Uninstall modules.
1473
1474Wed Nov 25 13:41:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
1475
1476 * sim-main.h, interp.c (sim_monitor): Change to global
1477 function.
1478
1479Wed Nov 25 17:33:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
1480
1481 * configure.in (vr4100): Only include vr4100 instructions in
1482 simulator.
1483 * configure: Re-generate.
1484 * m16.igen (*): Tag all mips16 instructions as also being vr4100.
1485
1486Mon Nov 23 18:20:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1487
1488 * Makefile.in (SIM_CFLAGS): Do not define WITH_IGEN.
1489 * sim-main.h, sim-main.c, interp.c: Delete #if WITH_IGEN keeping
1490 true alternative.
1491
1492 * configure.in (sim_default_gen, sim_use_gen): Replace with
1493 sim_gen.
1494 (--enable-sim-igen): Delete config option. Always using IGEN.
1495 * configure: Re-generate.
1496
1497 * Makefile.in (gencode): Kill, kill, kill.
1498 * gencode.c: Ditto.
1499
1500Mon Nov 23 18:07:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1501
1502 * configure.in: Configure mips64vr4100-elf nee mips64vr41* as a 64
1503 bit mips16 igen simulator.
1504 * configure: Re-generate.
1505
1506 * mips.igen (check_div_hilo, check_mult_hilo, check_mf_hilo): Mark
1507 as part of vr4100 ISA.
1508 * vr.igen: Mark all instructions as 64 bit only.
1509
1510Mon Nov 23 17:07:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1511
1512 * interp.c (get_cell, sim_monitor, fetch_str, CoProcPresent):
1513 Pacify GCC.
1514
1515Mon Nov 23 13:23:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
1516
1517 * configure.in: Configure mips-lsi-elf nee mips*lsi* as a
1518 mipsIII/mips16 igen simulator. Fix sim_gen VS sim_igen typos.
1519 * configure: Re-generate.
1520
1521 * m16.igen (BREAK): Define breakpoint instruction.
1522 (JALX32): Mark instruction as mips16 and not r3900.
1523 * mips.igen (C.cond.fmt): Fix typo in instruction format.
1524
1525 * sim-main.h (PENDING_FILL): Wrap C statements in do/while.
1526
1527Sat Nov 7 09:54:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1528
1529 * gencode.c (build_instruction - BREAK): For MIPS16, handle BREAK
1530 insn as a debug breakpoint.
1531
1532 * sim-main.h (PENDING_SLOT_BIT): Fix, was incorrectly defined as
1533 pending.slot_size.
1534 (PENDING_SCHED): Clean up trace statement.
1535 (PENDING_SCHED): Increment PENDING_IN and PENDING_TOTAL.
1536 (PENDING_FILL): Delay write by only one cycle.
1537 (PENDING_FILL): For FSRs, write fmt_uninterpreted to FPR_STATE.
1538
1539 * sim-main.c (pending_tick): Clean up trace statements. Add trace
1540 of pending writes.
1541 (pending_tick): Fix sizes in switch statements, 4 & 8 instead of
1542 32 & 64.
1543 (pending_tick): Move incrementing of index to FOR statement.
1544 (pending_tick): Only update PENDING_OUT after a write has occured.
1545
1546 * configure.in: Add explicit mips-lsi-* target. Use gencode to
1547 build simulator.
1548 * configure: Re-generate.
1549
1550 * interp.c (sim_engine_run OLD): Delete explicit call to
1551 PENDING_TICK. Now called via ENGINE_ISSUE_PREFIX_HOOK.
1552
1553Sat Oct 30 09:49:10 1998 Frank Ch. Eigler <fche@cygnus.com>
1554
1555 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Add dummy
1556 interrupt level number to match changed SignalExceptionInterrupt
1557 macro.
1558
1559Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
1560
1561 * interp.c: #include "itable.h" if WITH_IGEN.
1562 (get_insn_name): New function.
1563 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
1564 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
1565
1566Mon Sep 14 12:36:44 1998 Frank Ch. Eigler <fche@cygnus.com>
1567
1568 * configure: Rebuilt to inhale new common/aclocal.m4.
1569
1570Tue Sep 1 15:39:18 1998 Frank Ch. Eigler <fche@cygnus.com>
1571
1572 * dv-tx3904sio.c: Include sim-assert.h.
1573
1574Tue Aug 25 12:49:46 1998 Frank Ch. Eigler <fche@cygnus.com>
1575
1576 * dv-tx3904sio.c: New file: tx3904 serial I/O module.
1577 * configure.in: Add dv-tx3904sio, dv-sockser for tx39 target.
1578 Reorganize target-specific sim-hardware checks.
1579 * configure: rebuilt.
1580 * interp.c (sim_open): For tx39 target boards, set
1581 OPERATING_ENVIRONMENT, add tx3904sio devices.
1582 * tconfig.in: For tx39 target, set SIM_HANDLES_LMA for loading
1583 ROM executables. Install dv-sockser into sim-modules list.
1584
1585 * dv-tx3904irc.c: Compiler warning clean-up.
1586 * dv-tx3904tmr.c: Compiler warning clean-up. Remove particularly
1587 frequent hw-trace messages.
1588
1589Fri Jul 31 18:14:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
1590
1591 * vr.igen (MulAcc): Identify as a vr4100 specific function.
1592
1593Sat Jul 25 16:03:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1594
1595 * Makefile.in (IGEN_INCLUDE): Add vr.igen.
1596
1597 * vr.igen: New file.
1598 (MAC/MADD16, DMAC/DMADD16): Implement using code from gencode.c.
1599 * mips.igen: Define vr4100 model. Include vr.igen.
1600Mon Jun 29 09:21:07 1998 Gavin Koch <gavin@cygnus.com>
1601
1602 * mips.igen (check_mf_hilo): Correct check.
1603
1604Wed Jun 17 12:20:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1605
1606 * sim-main.h (interrupt_event): Add prototype.
1607
1608 * dv-tx3904tmr.c (tx3904tmr_io_write_buffer): Delete unused
1609 register_ptr, register_value.
1610 (deliver_tx3904tmr_tick): Fix types passed to printf fmt.
1611
1612 * sim-main.h (tracefh): Make extern.
1613
1614Tue Jun 16 14:39:00 1998 Frank Ch. Eigler <fche@cygnus.com>
1615
1616 * dv-tx3904tmr.c: Deschedule timer event after dispatching.
1617 Reduce unnecessarily high timer event frequency.
1618 * dv-tx3904cpu.c: Ditto for interrupt event.
1619
1620Wed Jun 10 13:22:32 1998 Frank Ch. Eigler <fche@cygnus.com>
1621
1622 * interp.c (decode_coproc): For TX39, add stub COP0 register #7,
1623 to allay warnings.
1624 (interrupt_event): Made non-static.
1625
1626 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Correct accidental
1627 interchange of configuration values for external vs. internal
1628 clock dividers.
1629
1630Tue Jun 9 12:46:24 1998 Ian Carmichael <iancarm@cygnus.com>
1631
1632 * mips.igen (BREAK): Moved code to here for
1633 simulator-reserved break instructions.
1634 * gencode.c (build_instruction): Ditto.
1635 * interp.c (signal_exception): Code moved from here. Non-
1636 reserved instructions now use exception vector, rather
1637 than halting sim.
1638 * sim-main.h: Moved magic constants to here.
1639
1640Tue Jun 9 12:29:50 1998 Frank Ch. Eigler <fche@cygnus.com>
1641
1642 * dv-tx3904cpu.c (deliver_*_interrupt,*_port_event): Set the CAUSE
1643 register upon non-zero interrupt event level, clear upon zero
1644 event value.
1645 * dv-tx3904irc.c (*_port_event): Handle deactivated interrupt signal
1646 by passing zero event value.
1647 (*_io_{read,write}_buffer): Endianness fixes.
1648 * dv-tx3904tmr.c (*_io_{read,write}_buffer): Endianness fixes.
1649 (deliver_*_tick): Reduce sim event interval to 75% of count interval.
1650
1651 * interp.c (sim_open): Added jmr3904pal board type that adds PAL-based
1652 serial I/O and timer module at base address 0xFFFF0000.
1653
1654Tue Jun 9 11:52:29 1998 Gavin Koch <gavin@cygnus.com>
1655
1656 * mips.igen (SWC1) : Correct the handling of ReverseEndian
1657 and BigEndianCPU.
1658
1659Tue Jun 9 11:40:57 1998 Gavin Koch <gavin@cygnus.com>
1660
1661 * configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips
1662 parts.
1663 * configure: Update.
1664
1665Thu Jun 4 15:37:33 1998 Frank Ch. Eigler <fche@cygnus.com>
1666
1667 * dv-tx3904tmr.c: New file - implements tx3904 timer.
1668 * dv-tx3904{irc,cpu}.c: Mild reformatting.
1669 * configure.in: Include tx3904tmr in hw_device list.
1670 * configure: Rebuilt.
1671 * interp.c (sim_open): Instantiate three timer instances.
1672 Fix address typo of tx3904irc instance.
1673
1674Tue Jun 2 15:48:02 1998 Ian Carmichael <iancarm@cygnus.com>
1675
1676 * interp.c (signal_exception): SystemCall exception now uses
1677 the exception vector.
1678
1679Mon Jun 1 18:18:26 1998 Frank Ch. Eigler <fche@cygnus.com>
1680
1681 * interp.c (decode_coproc): For TX39, add stub COP0 register #3,
1682 to allay warnings.
1683
1684Fri May 29 11:40:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1685
1686 * configure.in (sim_igen_filter): Match mips*tx39 not mipst*tx39.
1687
1688Mon May 25 20:47:45 1998 Andrew Cagney <cagney@b1.cygnus.com>
1689
1690 * dv-tx3904cpu.c, dv-tx3904irc.c: Rename *_callback to *_method.
1691
1692 * dv-tx3904cpu.c, dv-tx3904irc.c: Include hw-main.h and
1693 sim-main.h. Declare a struct hw_descriptor instead of struct
1694 hw_device_descriptor.
1695
1696Mon May 25 12:41:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1697
1698 * mips.igen (do_store_left, do_load_left): Compute nr of left and
1699 right bits and then re-align left hand bytes to correct byte
1700 lanes. Fix incorrect computation in do_store_left when loading
1701 bytes from second word.
1702
1703Fri May 22 13:34:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1704
1705 * configure.in (SIM_AC_OPTION_HARDWARE): Only enable when tx3904.
1706 * interp.c (sim_open): Only create a device tree when HW is
1707 enabled.
1708
1709 * dv-tx3904irc.c (tx3904irc_finish): Pacify GCC.
1710 * interp.c (signal_exception): Ditto.
1711
1712Thu May 21 14:24:11 1998 Gavin Koch <gavin@cygnus.com>
1713
1714 * gencode.c: Mark BEGEZALL as LIKELY.
1715
1716Thu May 21 18:57:19 1998 Andrew Cagney <cagney@b1.cygnus.com>
1717
1718 * sim-main.h (ALU32_END): Sign extend 32 bit results.
1719 * mips.igen (ADD, SUB, ADDI, DADD, DSUB): Trace.
1720
1721Mon May 18 18:22:42 1998 Frank Ch. Eigler <fche@cygnus.com>
1722
1723 * configure.in (SIM_AC_OPTION_HARDWARE): Added common hardware
1724 modules. Recognize TX39 target with "mips*tx39" pattern.
1725 * configure: Rebuilt.
1726 * sim-main.h (*): Added many macros defining bits in
1727 TX39 control registers.
1728 (SignalInterrupt): Send actual PC instead of NULL.
1729 (SignalNMIReset): New exception type.
1730 * interp.c (board): New variable for future use to identify
1731 a particular board being simulated.
1732 (mips_option_handler,mips_options): Added "--board" option.
1733 (interrupt_event): Send actual PC.
1734 (sim_open): Make memory layout conditional on board setting.
1735 (signal_exception): Initial implementation of hardware interrupt
1736 handling. Accept another break instruction variant for simulator
1737 exit.
1738 (decode_coproc): Implement RFE instruction for TX39.
1739 (mips.igen): Decode RFE instruction as such.
1740 * configure.in (tx3904cpu,tx3904irc): Added devices for tx3904.
1741 * interp.c: Define "jmr3904" and "jmr3904debug" board types and
1742 bbegin to implement memory map.
1743 * dv-tx3904cpu.c: New file.
1744 * dv-tx3904irc.c: New file.
1745
1746Wed May 13 14:40:11 1998 Gavin Koch <gavin@cygnus.com>
1747
1748 * mips.igen (check_mt_hilo): Create a separate r3900 version.
1749
1750Wed May 13 14:11:46 1998 Gavin Koch <gavin@cygnus.com>
1751
1752 * tx.igen (madd,maddu): Replace calls to check_op_hilo
1753 with calls to check_div_hilo.
1754
1755Wed May 13 09:59:27 1998 Gavin Koch <gavin@cygnus.com>
1756
1757 * mips/mips.igen (check_op_hilo,check_mult_hilo,check_div_hilo):
1758 Replace check_op_hilo with check_mult_hilo and check_div_hilo.
1759 Add special r3900 version of do_mult_hilo.
1760 (do_dmultx,do_mult,do_multu): Replace calls to check_op_hilo
1761 with calls to check_mult_hilo.
1762 (do_ddiv,do_ddivu,do_div,do_divu): Replace calls to check_op_hilo
1763 with calls to check_div_hilo.
1764
1765Tue May 12 15:22:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
1766
1767 * configure.in (SUBTARGET_R3900): Define for mipstx39 target.
1768 Document a replacement.
1769
1770Fri May 8 17:48:19 1998 Ian Carmichael <iancarm@cygnus.com>
1771
1772 * interp.c (sim_monitor): Make mon_printf work.
1773
1774Wed May 6 19:42:19 1998 Doug Evans <devans@canuck.cygnus.com>
1775
1776 * sim-main.h (INSN_NAME): New arg `cpu'.
1777
1778Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
1779
1780 * configure: Regenerated to track ../common/aclocal.m4 changes.
1781
1782Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
1783
1784 * configure: Regenerated to track ../common/aclocal.m4 changes.
1785 * config.in: Ditto.
1786
1787Sun Apr 26 15:20:01 1998 Tom Tromey <tromey@cygnus.com>
1788
1789 * acconfig.h: New file.
1790 * configure.in: Reverted change of Apr 24; use sinclude again.
1791
1792Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
1793
1794 * configure: Regenerated to track ../common/aclocal.m4 changes.
1795 * config.in: Ditto.
1796
1797Fri Apr 24 11:19:20 1998 Tom Tromey <tromey@cygnus.com>
1798
1799 * configure.in: Don't call sinclude.
1800
1801Fri Apr 24 11:35:01 1998 Andrew Cagney <cagney@chook.cygnus.com>
1802
1803 * mips.igen (do_store_left): Pass 0 not NULL to store_memory.
1804
1805Tue Apr 21 11:59:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1806
1807 * mips.igen (ERET): Implement.
1808
1809 * interp.c (decode_coproc): Return sign-extended EPC.
1810
1811 * mips.igen (ANDI, LUI, MFC0): Add tracing code.
1812
1813 * interp.c (signal_exception): Do not ignore Trap.
1814 (signal_exception): On TRAP, restart at exception address.
1815 (HALT_INSTRUCTION, HALT_INSTRUCTION_MASK): Define.
1816 (signal_exception): Update.
1817 (sim_open): Patch V_COMMON interrupt vector with an abort sequence
1818 so that TRAP instructions are caught.
1819
1820Mon Apr 20 11:26:55 1998 Andrew Cagney <cagney@b1.cygnus.com>
1821
1822 * sim-main.h (struct hilo_access, struct hilo_history): Define,
1823 contains HI/LO access history.
1824 (struct _sim_cpu): Make hiaccess and loaccess of type hilo_access.
1825 (HIACCESS, LOACCESS): Delete, replace with
1826 (HIHISTORY, LOHISTORY): New macros.
1827 (CHECKHILO): Delete all, moved to mips.igen
1828
1829 * gencode.c (build_instruction): Do not generate checks for
1830 correct HI/LO register usage.
1831
1832 * interp.c (old_engine_run): Delete checks for correct HI/LO
1833 register usage.
1834
1835 * mips.igen (check_mt_hilo, check_mf_hilo, check_op_hilo,
1836 check_mf_cycles): New functions.
1837 (do_mfhi, do_mflo, "mthi", "mtlo", do_ddiv, do_ddivu, do_div,
1838 do_divu, domultx, do_mult, do_multu): Use.
1839
1840 * tx.igen ("madd", "maddu"): Use.
1841
1842Wed Apr 15 18:31:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
1843
1844 * mips.igen (DSRAV): Use function do_dsrav.
1845 (SRAV): Use new function do_srav.
1846
1847 * m16.igen (BEQZ, BNEZ): Compare GPR[TRX] not GPR[RX].
1848 (B): Sign extend 11 bit immediate.
1849 (EXT-B*): Shift 16 bit immediate left by 1.
1850 (ADDIU*): Don't sign extend immediate value.
1851
1852Wed Apr 15 10:32:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
1853
1854 * m16run.c (sim_engine_run): Restore CIA after handling an event.
1855
1856 * sim-main.h (DELAY_SLOT, NULLIFY_NEXT_INSTRUCTION): For IGEN, use
1857 functions.
1858
1859 * mips.igen (delayslot32, nullify_next_insn): New functions.
1860 (m16.igen): Always include.
1861 (do_*): Add more tracing.
1862
1863 * m16.igen (delayslot16): Add NIA argument, could be called by a
1864 32 bit MIPS16 instruction.
1865
1866 * interp.c (ifetch16): Move function from here.
1867 * sim-main.c (ifetch16): To here.
1868
1869 * sim-main.c (ifetch16, ifetch32): Update to match current
1870 implementations of LH, LW.
1871 (signal_exception): Don't print out incorrect hex value of illegal
1872 instruction.
1873
1874Wed Apr 15 00:17:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1875
1876 * m16run.c (sim_engine_run): Use IMEM16 and IMEM32 to fetch an
1877 instruction.
1878
1879 * m16.igen: Implement MIPS16 instructions.
1880
1881 * mips.igen (do_addiu, do_addu, do_and, do_daddiu, do_daddu,
1882 do_ddiv, do_ddivu, do_div, do_divu, do_dmultx, do_dmultu, do_srav,
1883 do_dsubu, do_mfhi, do_mflo, do_mult, do_multu, do_nor, do_or,
1884 do_sll, do_sllv, do_slt, do_slti, do_sltiu, do_sltu, do_sra,
1885 do_srl, do_srlv, do_subu, do_xor, do_xori): New functions. Move
1886 bodies of corresponding code from 32 bit insn to these. Also used
1887 by MIPS16 versions of functions.
1888
1889 * sim-main.h (RAIDX, T8IDX, T8, SPIDX): Define.
1890 (IMEM16): Drop NR argument from macro.
1891
1892Sat Apr 4 22:39:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1893
1894 * Makefile.in (SIM_OBJS): Add sim-main.o.
1895
1896 * sim-main.h (address_translation, load_memory, store_memory,
1897 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Mark
1898 as INLINE_SIM_MAIN.
1899 (pr_addr, pr_uword64): Declare.
1900 (sim-main.c): Include when H_REVEALS_MODULE_P.
1901
1902 * interp.c (address_translation, load_memory, store_memory,
1903 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Move
1904 from here.
1905 * sim-main.c: To here. Fix compilation problems.
1906
1907 * configure.in: Enable inlining.
1908 * configure: Re-config.
1909
1910Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1911
1912 * configure: Regenerated to track ../common/aclocal.m4 changes.
1913
1914Fri Apr 3 04:32:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
1915
1916 * mips.igen: Include tx.igen.
1917 * Makefile.in (IGEN_INCLUDE): Add tx.igen.
1918 * tx.igen: New file, contains MADD and MADDU.
1919
1920 * interp.c (load_memory): When shifting bytes, use LOADDRMASK not
1921 the hardwired constant `7'.
1922 (store_memory): Ditto.
1923 (LOADDRMASK): Move definition to sim-main.h.
1924
1925 mips.igen (MTC0): Enable for r3900.
1926 (ADDU): Add trace.
1927
1928 mips.igen (do_load_byte): Delete.
1929 (do_load, do_store, do_load_left, do_load_write, do_store_left,
1930 do_store_right): New functions.
1931 (SW*, LW*, SD*, LD*, SH, LH, SB, LB): Use.
1932
1933 configure.in: Let the tx39 use igen again.
1934 configure: Update.
1935
1936Thu Apr 2 10:59:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1937
1938 * interp.c (sim_monitor): get_mem_info returns a 4 byte quantity,
1939 not an address sized quantity. Return zero for cache sizes.
1940
1941Wed Apr 1 23:47:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
1942
1943 * mips.igen (r3900): r3900 does not support 64 bit integer
1944 operations.
1945
1946Mon Mar 30 14:46:05 1998 Gavin Koch <gavin@cygnus.com>
1947
1948 * configure.in (mipstx39*-*-*): Use gencode simulator rather
1949 than igen one.
1950 * configure : Rebuild.
1951
1952Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
1953
1954 * configure: Regenerated to track ../common/aclocal.m4 changes.
1955
1956Fri Mar 27 15:01:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1957
1958 * interp.c (mips_option_handler): Iterate over MAX_NR_PROCESSORS.
1959
1960Wed Mar 25 16:44:27 1998 Ian Carmichael <iancarm@cygnus.com>
1961
1962 * configure: Regenerated to track ../common/aclocal.m4 changes.
1963 * config.in: Regenerated to track ../common/aclocal.m4 changes.
1964
1965Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
1966
1967 * configure: Regenerated to track ../common/aclocal.m4 changes.
1968
1969Wed Mar 25 10:05:46 1998 Andrew Cagney <cagney@b1.cygnus.com>
1970
1971 * interp.c (Max, Min): Comment out functions. Not yet used.
1972
1973Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
1974
1975 * configure: Regenerated to track ../common/aclocal.m4 changes.
1976
1977Tue Mar 17 19:05:20 1998 Frank Ch. Eigler <fche@cygnus.com>
1978
1979 * Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
1980 configurable settings for stand-alone simulator.
1981
1982 * configure.in: Added X11 search, just in case.
1983
1984 * configure: Regenerated.
1985
1986Wed Mar 11 14:09:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
1987
1988 * interp.c (sim_write, sim_read, load_memory, store_memory):
1989 Replace sim_core_*_map with read_map, write_map, exec_map resp.
1990
1991Tue Mar 3 13:58:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
1992
1993 * sim-main.h (GETFCC): Return an unsigned value.
1994
1995Tue Mar 3 13:21:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1996
1997 * mips.igen (DIV): Fix check for -1 / MIN_INT.
1998 (DADD): Result destination is RD not RT.
1999
2000Fri Feb 27 13:49:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
2001
2002 * sim-main.h (HIACCESS, LOACCESS): Always define.
2003
2004 * mdmx.igen (Maxi, Mini): Rename Max, Min.
2005
2006 * interp.c (sim_info): Delete.
2007
2008Fri Feb 27 18:41:01 1998 Doug Evans <devans@canuck.cygnus.com>
2009
2010 * interp.c (DECLARE_OPTION_HANDLER): Use it.
2011 (mips_option_handler): New argument `cpu'.
2012 (sim_open): Update call to sim_add_option_table.
2013
2014Wed Feb 25 18:56:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
2015
2016 * mips.igen (CxC1): Add tracing.
2017
2018Fri Feb 20 17:43:21 1998 Andrew Cagney <cagney@b1.cygnus.com>
2019
2020 * sim-main.h (Max, Min): Declare.
2021
2022 * interp.c (Max, Min): New functions.
2023
2024 * mips.igen (BC1): Add tracing.
2025
2026Thu Feb 19 14:50:00 1998 John Metzler <jmetzler@cygnus.com>
2027
2028 * interp.c Added memory map for stack in vr4100
2029
2030Thu Feb 19 10:21:21 1998 Gavin Koch <gavin@cygnus.com>
2031
2032 * interp.c (load_memory): Add missing "break"'s.
2033
2034Tue Feb 17 12:45:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
2035
2036 * interp.c (sim_store_register, sim_fetch_register): Pass in
2037 length parameter. Return -1.
2038
2039Tue Feb 10 11:57:40 1998 Ian Carmichael <iancarm@cygnus.com>
2040
2041 * interp.c: Added hardware init hook, fixed warnings.
2042
2043Sat Feb 7 17:16:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
2044
2045 * Makefile.in (itable.h itable.c): Depend on SIM_@sim_gen@_ALL.
2046
2047Tue Feb 3 11:36:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
2048
2049 * interp.c (ifetch16): New function.
2050
2051 * sim-main.h (IMEM32): Rename IMEM.
2052 (IMEM16_IMMED): Define.
2053 (IMEM16): Define.
2054 (DELAY_SLOT): Update.
2055
2056 * m16run.c (sim_engine_run): New file.
2057
2058 * m16.igen: All instructions except LB.
2059 (LB): Call do_load_byte.
2060 * mips.igen (do_load_byte): New function.
2061 (LB): Call do_load_byte.
2062
2063 * mips.igen: Move spec for insn bit size and high bit from here.
2064 * Makefile.in (tmp-igen, tmp-m16): To here.
2065
2066 * m16.dc: New file, decode mips16 instructions.
2067
2068 * Makefile.in (SIM_NO_ALL): Define.
2069 (tmp-m16): Generate both 16 bit and 32 bit simulator engines.
2070
2071Tue Feb 3 11:28:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
2072
2073 * configure.in (mips_fpu_bitsize): For tx39, restrict floating
2074 point unit to 32 bit registers.
2075 * configure: Re-generate.
2076
2077Sun Feb 1 15:47:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
2078
2079 * configure.in (sim_use_gen): Make IGEN the default simulator
2080 generator for generic 32 and 64 bit mips targets.
2081 * configure: Re-generate.
2082
2083Sun Feb 1 16:52:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
2084
2085 * sim-main.h (SizeFGR): Determine from floating-point and not gpr
2086 bitsize.
2087
2088 * interp.c (sim_fetch_register, sim_store_register): Read/write
2089 FGR from correct location.
2090 (sim_open): Set size of FGR's according to
2091 WITH_TARGET_FLOATING_POINT_BITSIZE.
2092
2093 * sim-main.h (FGR): Store floating point registers in a separate
2094 array.
2095
2096Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
2097
2098 * configure: Regenerated to track ../common/aclocal.m4 changes.
2099
2100Tue Feb 3 00:10:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
2101
2102 * interp.c (ColdReset): Call PENDING_INVALIDATE.
2103
2104 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Call PENDING_TICK.
2105
2106 * interp.c (pending_tick): New function. Deliver pending writes.
2107
2108 * sim-main.h (PENDING_FILL, PENDING_TICK, PENDING_SCHED,
2109 PENDING_BIT, PENDING_INVALIDATE): Re-write pipeline code so that
2110 it can handle mixed sized quantites and single bits.
2111
2112Mon Feb 2 17:43:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
2113
2114 * interp.c (oengine.h): Do not include when building with IGEN.
2115 (sim_open): Replace GPRLEN by WITH_TARGET_WORD_BITSIZE.
2116 (sim_info): Ditto for PROCESSOR_64BIT.
2117 (sim_monitor): Replace ut_reg with unsigned_word.
2118 (*): Ditto for t_reg.
2119 (LOADDRMASK): Define.
2120 (sim_open): Remove defunct check that host FP is IEEE compliant,
2121 using software to emulate floating point.
2122 (value_fpr, ...): Always compile, was conditional on HASFPU.
2123
2124Sun Feb 1 11:15:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
2125
2126 * sim-main.h (sim_state): Make the cpu array MAX_NR_PROCESSORS in
2127 size.
2128
2129 * interp.c (SD, CPU): Define.
2130 (mips_option_handler): Set flags in each CPU.
2131 (interrupt_event): Assume CPU 0 is the one being iterrupted.
2132 (sim_close): Do not clear STATE, deleted anyway.
2133 (sim_write, sim_read): Assume CPU zero's vm should be used for
2134 data transfers.
2135 (sim_create_inferior): Set the PC for all processors.
2136 (sim_monitor, store_word, load_word, mips16_entry): Add cpu
2137 argument.
2138 (mips16_entry): Pass correct nr of args to store_word, load_word.
2139 (ColdReset): Cold reset all cpu's.
2140 (signal_exception): Pass cpu to sim_monitor & mips16_entry.
2141 (sim_monitor, load_memory, store_memory, signal_exception): Use
2142 `CPU' instead of STATE_CPU.
2143
2144
2145 * sim-main.h: Replace uses of STATE_CPU with CPU. Replace sd with
2146 SD or CPU_.
2147
2148 * sim-main.h (signal_exception): Add sim_cpu arg.
2149 (SignalException*): Pass both SD and CPU to signal_exception.
2150 * interp.c (signal_exception): Update.
2151
2152 * sim-main.h (value_fpr, store_fpr, dotrace, ifetch32), interp.c:
2153 Ditto
2154 (sync_operation, prefetch, cache_op, store_memory, load_memory,
2155 address_translation): Ditto
2156 (decode_coproc, cop_lw, cop_ld, cop_sw, cop_sd): Ditto.
2157
2158Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
2159
2160 * configure: Regenerated to track ../common/aclocal.m4 changes.
2161
2162Sat Jan 31 14:49:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
2163
2164 * interp.c (sim_engine_run): Add `nr_cpus' argument.
2165
2166 * mips.igen (model): Map processor names onto BFD name.
2167
2168 * sim-main.h (CPU_CIA): Delete.
2169 (SET_CIA, GET_CIA): Define
2170
2171Wed Jan 21 16:16:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
2172
2173 * sim-main.h (GPR_SET): Define, used by igen when zeroing a
2174 regiser.
2175
2176 * configure.in (default_endian): Configure a big-endian simulator
2177 by default.
2178 * configure: Re-generate.
2179
2180Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
2181
2182 * configure: Regenerated to track ../common/aclocal.m4 changes.
2183
2184Mon Jan 5 20:38:54 1998 Mark Alexander <marka@cygnus.com>
2185
2186 * interp.c (sim_monitor): Handle Densan monitor outbyte
2187 and inbyte functions.
2188
21891997-12-29 Felix Lee <flee@cygnus.com>
2190
2191 * interp.c (sim_engine_run): msvc cpp barfs on #if (a==b!=c).
2192
2193Wed Dec 17 14:48:20 1997 Jeffrey A Law (law@cygnus.com)
2194
2195 * Makefile.in (tmp-igen): Arrange for $zero to always be
2196 reset to zero after every instruction.
2197
2198Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2199
2200 * configure: Regenerated to track ../common/aclocal.m4 changes.
2201 * config.in: Ditto.
2202
2203Wed Dec 10 17:10:45 1997 Jeffrey A Law (law@cygnus.com)
2204
2205 * mips.igen (MSUB): Fix to work like MADD.
2206 * gencode.c (MSUB): Similarly.
2207
2208Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
2209
2210 * configure: Regenerated to track ../common/aclocal.m4 changes.
2211
2212Wed Nov 26 11:00:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2213
2214 * mips.igen (LWC1): Correct assembler - lwc1 not swc1.
2215
2216Sun Nov 23 01:45:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2217
2218 * sim-main.h (sim-fpu.h): Include.
2219
2220 * interp.c (convert, SquareRoot, Recip, Divide, Multiply, Sub,
2221 Add, Negate, AbsoluteValue, Equal, Less, Infinity, NaN): Rewrite
2222 using host independant sim_fpu module.
2223
2224Thu Nov 20 19:56:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2225
2226 * interp.c (signal_exception): Report internal errors with SIGABRT
2227 not SIGQUIT.
2228
2229 * sim-main.h (C0_CONFIG): New register.
2230 (signal.h): No longer include.
2231
2232 * interp.c (decode_coproc): Allow access C0_CONFIG to register.
2233
2234Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
2235
2236 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
2237
2238Fri Nov 14 11:56:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2239
2240 * mips.igen: Tag vr5000 instructions.
2241 (ANDI): Was missing mipsIV model, fix assembler syntax.
2242 (do_c_cond_fmt): New function.
2243 (C.cond.fmt): Handle mips I-III which do not support CC field
2244 separatly.
2245 (bc1): Handle mips IV which do not have a delaed FCC separatly.
2246 (SDR): Mask paddr when BigEndianMem, not the converse as specified
2247 in IV3.2 spec.
2248 (DMULT, DMULTU): Force use of hosts 64bit multiplication. Handle
2249 vr5000 which saves LO in a GPR separatly.
2250
2251 * configure.in (enable-sim-igen): For vr5000, select vr5000
2252 specific instructions.
2253 * configure: Re-generate.
2254
2255Wed Nov 12 14:42:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
2256
2257 * Makefile.in (SIM_OBJS): Add sim-fpu module.
2258
2259 * interp.c (store_fpr), sim-main.h: Add separate fmt_uninterpreted_32 and
2260 fmt_uninterpreted_64 bit cases to switch. Convert to
2261 fmt_formatted,
2262
2263 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Define,
2264
2265 * mips.igen (SWR): Mask paddr when BigEndianMem, not the converse
2266 as specified in IV3.2 spec.
2267 (MTC1, DMTC1): Call StoreFPR to store the GPR in the FPR.
2268
2269Tue Nov 11 12:38:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2270
2271 * mips.igen: Delay slot branches add OFFSET to NIA not CIA.
2272 (MFC0, MTC0, SWC1, LWC1, SDC1, LDC1): Implement.
2273 (MTC1, MFC1, DMTC1, DMFC1, CFC1, CTC1): Implement separate non
2274 PENDING_FILL versions of instructions. Simplify.
2275 (X): New function.
2276 (MULT, MULTU): Implement separate RD==0 and RD!=0 versions of
2277 instructions.
2278 (BEQZ, ..., SLT, SLTI, TLT, TLE, TLI, ...): Explicitly cast GPR to
2279 a signed value.
2280 (MTHI, MFHI): Disable code checking HI-LO.
2281
2282 * sim-main.h (dotrace,tracefh), interp.c: Make dotrace & tracefh
2283 global.
2284 (NULLIFY_NEXT_INSTRUCTION): Call dotrace.
2285
2286Thu Nov 6 16:36:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
2287
2288 * gencode.c (build_mips16_operands): Replace IPC with cia.
2289
2290 * interp.c (sim_monitor, signal_exception, cache_op, store_fpr,
2291 value_fpr, cop_ld, cop_lw, cop_sw, cop_sd, decode_coproc): Replace
2292 IPC to `cia'.
2293 (UndefinedResult): Replace function with macro/function
2294 combination.
2295 (sim_engine_run): Don't save PC in IPC.
2296
2297 * sim-main.h (IPC): Delete.
2298
2299
2300 * interp.c (signal_exception, store_word, load_word,
2301 address_translation, load_memory, store_memory, cache_op,
2302 prefetch, sync_operation, ifetch, value_fpr, store_fpr, convert,
2303 cop_lw, cop_ld, cop_sw, cop_sd, decode_coproc, sim_monitor): Add
2304 current instruction address - cia - argument.
2305 (sim_read, sim_write): Call address_translation directly.
2306 (sim_engine_run): Rename variable vaddr to cia.
2307 (signal_exception): Pass cia to sim_monitor
2308
2309 * sim-main.h (SignalException, LoadWord, StoreWord, CacheOp,
2310 Prefetch, SyncOperation, ValueFPR, StoreFPR, Convert, COP_LW,
2311 COP_LD, COP_SW, COP_SD, DecodeCoproc): Update.
2312
2313 * sim-main.h (SignalExceptionSimulatorFault): Delete definition.
2314 * interp.c (sim_open): Replace SignalExceptionSimulatorFault with
2315 SIM_ASSERT.
2316
2317 * interp.c (signal_exception): Pass restart address to
2318 sim_engine_restart.
2319
2320 * Makefile.in (semantics.o, engine.o, support.o, itable.o,
2321 idecode.o): Add dependency.
2322
2323 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESUME_HOOK):
2324 Delete definitions
2325 (DELAY_SLOT): Update NIA not PC with branch address.
2326 (NULLIFY_NEXT_INSTRUCTION): Set NIA to instruction after next.
2327
2328 * mips.igen: Use CIA not PC in branch calculations.
2329 (illegal): Call SignalException.
2330 (BEQ, ADDIU): Fix assembler.
2331
2332Wed Nov 5 12:19:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2333
2334 * m16.igen (JALX): Was missing.
2335
2336 * configure.in (enable-sim-igen): New configuration option.
2337 * configure: Re-generate.
2338
2339 * sim-main.h (MAX_INSNS, INSN_NAME): Define.
2340
2341 * interp.c (load_memory, store_memory): Delete parameter RAW.
2342 (sim_read, sim_write): Use sim_core_{read,write}_buffer directly
2343 bypassing {load,store}_memory.
2344
2345 * sim-main.h (ByteSwapMem): Delete definition.
2346
2347 * Makefile.in (SIM_OBJS): Add sim-memopt module.
2348
2349 * interp.c (sim_do_command, sim_commands): Delete mips specific
2350 commands. Handled by module sim-options.
2351
2352 * sim-main.h (SIM_HAVE_FLATMEM): Undefine, use sim-core.o module.
2353 (WITH_MODULO_MEMORY): Define.
2354
2355 * interp.c (sim_info): Delete code printing memory size.
2356
2357 * interp.c (mips_size): Nee sim_size, delete function.
2358 (power2): Delete.
2359 (monitor, monitor_base, monitor_size): Delete global variables.
2360 (sim_open, sim_close): Delete code creating monitor and other
2361 memory regions. Use sim-memopts module, via sim_do_commandf, to
2362 manage memory regions.
2363 (load_memory, store_memory): Use sim-core for memory model.
2364
2365 * interp.c (address_translation): Delete all memory map code
2366 except line forcing 32 bit addresses.
2367
2368Wed Nov 5 11:21:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2369
2370 * sim-main.h (WITH_TRACE): Delete definition. Enables common
2371 trace options.
2372
2373 * interp.c (logfh, logfile): Delete globals.
2374 (sim_open, sim_close): Delete code opening & closing log file.
2375 (mips_option_handler): Delete -l and -n options.
2376 (OPTION mips_options): Ditto.
2377
2378 * interp.c (OPTION mips_options): Rename option trace to dinero.
2379 (mips_option_handler): Update.
2380
2381Wed Nov 5 09:35:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2382
2383 * interp.c (fetch_str): New function.
2384 (sim_monitor): Rewrite using sim_read & sim_write.
2385 (sim_open): Check magic number.
2386 (sim_open): Write monitor vectors into memory using sim_write.
2387 (MONITOR_BASE, MONITOR_SIZE, MEM_SIZE): Define.
2388 (sim_read, sim_write): Simplify - transfer data one byte at a
2389 time.
2390 (load_memory, store_memory): Clarify meaning of parameter RAW.
2391
2392 * sim-main.h (isHOST): Defete definition.
2393 (isTARGET): Mark as depreciated.
2394 (address_translation): Delete parameter HOST.
2395
2396 * interp.c (address_translation): Delete parameter HOST.
2397
2398Wed Oct 29 11:13:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2399
2400 * mips.igen:
2401
2402 * Makefile.in (IGEN_INCLUDE): Files included by mips.igen.
2403 (tmp-igen, tmp-m16): Depend on IGEN_INCLUDE.
2404
2405Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
2406
2407 * mips.igen: Add model filter field to records.
2408
2409Mon Oct 27 17:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2410
2411 * Makefile.in (SIM_NO_CFLAGS): Define. Define WITH_IGEN=0.
2412
2413 interp.c (sim_engine_run): Do not compile function sim_engine_run
2414 when WITH_IGEN == 1.
2415
2416 * configure.in (sim_igen_flags, sim_m16_flags): Set according to
2417 target architecture.
2418
2419 Makefile.in (tmp-igen, tmp-m16): Drop -F and -M options to
2420 igen. Replace with configuration variables sim_igen_flags /
2421 sim_m16_flags.
2422
2423 * m16.igen: New file. Copy mips16 insns here.
2424 * mips.igen: From here.
2425
2426Mon Oct 27 13:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2427
2428 * Makefile.in (SIM_NO_OBJ): Define, move SIM_M16_OBJ, SIM_IGEN_OBJ
2429 to top.
2430 (tmp-igen, tmp-m16): Pass -I srcdir to igen.
2431
2432Sat Oct 25 16:51:40 1997 Gavin Koch <gavin@cygnus.com>
2433
2434 * gencode.c (build_instruction): Follow sim_write's lead in using
2435 BigEndianMem instead of !ByteSwapMem.
2436
2437Fri Oct 24 17:41:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
2438
2439 * configure.in (sim_gen): Dependent on target, select type of
2440 generator. Always select old style generator.
2441
2442 configure: Re-generate.
2443
2444 Makefile.in (tmp-igen, tmp-m16, clean-m16, clean-igen): New
2445 targets.
2446 (SIM_M16_CFLAGS, SIM_M16_ALL, SIM_M16_OBJ, BUILT_SRC_FROM_M16,
2447 SIM_IGEN_CFLAGS, SIM_IGEN_ALL, SIM_IGEN_OBJ, BUILT_SRC_FROM_IGEN,
2448 IGEN_TRACE, IGEN_INSN, IGEN_DC): Define
2449 (SIM_EXTRA_CFLAGS, SIM_EXTRA_ALL, SIM_OBJS): Add member
2450 SIM_@sim_gen@_*, set by autoconf.
2451
2452Wed Oct 22 12:52:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2453
2454 * sim-main.h (NULLIFY_NEXT_INSTRUCTION, DELAY_SLOT): Define.
2455
2456 * interp.c (ColdReset): Remove #ifdef HASFPU, check
2457 CURRENT_FLOATING_POINT instead.
2458
2459 * interp.c (ifetch32): New function. Fetch 32 bit instruction.
2460 (address_translation): Raise exception InstructionFetch when
2461 translation fails and isINSTRUCTION.
2462
2463 * interp.c (sim_open, sim_write, sim_monitor, store_word,
2464 sim_engine_run): Change type of of vaddr and paddr to
2465 address_word.
2466 (address_translation, prefetch, load_memory, store_memory,
2467 cache_op): Change type of vAddr and pAddr to address_word.
2468
2469 * gencode.c (build_instruction): Change type of vaddr and paddr to
2470 address_word.
2471
2472Mon Oct 20 15:29:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
2473
2474 * sim-main.h (ALU64_END, ALU32_END): Use ALU*_OVERFLOW_RESULT
2475 macro to obtain result of ALU op.
2476
2477Tue Oct 21 17:39:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2478
2479 * interp.c (sim_info): Call profile_print.
2480
2481Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2482
2483 * Makefile.in (SIM_OBJS): Add sim-profile.o module.
2484
2485 * sim-main.h (WITH_PROFILE): Do not define, defined in
2486 common/sim-config.h. Use sim-profile module.
2487 (simPROFILE): Delete defintion.
2488
2489 * interp.c (PROFILE): Delete definition.
2490 (mips_option_handler): Delete 'p', 'y' and 'x' profile options.
2491 (sim_close): Delete code writing profile histogram.
2492 (mips_set_profile, mips_set_profile_size, writeout16, writeout32):
2493 Delete.
2494 (sim_engine_run): Delete code profiling the PC.
2495
2496Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2497
2498 * sim-main.h (SIGNEXTEND): Force type of result to unsigned_word.
2499
2500 * interp.c (sim_monitor): Make register pointers of type
2501 unsigned_word*.
2502
2503 * sim-main.h: Make registers of type unsigned_word not
2504 signed_word.
2505
2506Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2507
2508 * interp.c (sync_operation): Rename from SyncOperation, make
2509 global, add SD argument.
2510 (prefetch): Rename from Prefetch, make global, add SD argument.
2511 (decode_coproc): Make global.
2512
2513 * sim-main.h (SyncOperation, DecodeCoproc, Pefetch): Define.
2514
2515 * gencode.c (build_instruction): Generate DecodeCoproc not
2516 decode_coproc calls.
2517
2518 * interp.c (SETFCC, GETFCC, PREVCOC1): Move to sim-main.h
2519 (SizeFGR): Move to sim-main.h
2520 (simHALTEX, simHALTIN, simTRACE, simPROFILE, simDELAYSLOT,
2521 simSIGINT, simJALDELAYSLOT): Move to sim-main.h
2522 (FP_FLAGS, FP_ENABLE, FP_CAUSE, IR, UF, OF, DZ, IO, UO): Move to
2523 sim-main.h.
2524 (FP_FS, FP_MASK_RM, FP_SH_RM, FP_RM_NEAREST, FP_RM_TOPINF,
2525 FP_RM_TOMINF, GETRM): Move to sim-main.h.
2526 (Uncached, CachedNoncoherent, CachedCoherent, Cached,
2527 isINSTRUCTION, ..., AccessLength_BYTE, ...): Move to sim-main.h.
2528 (UserMode, BigEndianMem, ByteSwapMem, ReverseEndian,
2529 BigEndianCPU, status_KSU_mask, ...). Moved to sim-main.h
2530
2531 * sim-main.h (ALU32_END, ALU64_END): Define. When overflow raise
2532 exception.
2533 (sim-alu.h): Include.
2534 (NULLIFY_NIA, NULL_CIA, CPU_CIA): Define.
2535 (sim_cia): Typedef to instruction_address.
2536
2537Thu Oct 16 10:31:41 1997 Andrew Cagney <cagney@b1.cygnus.com>
2538
2539 * Makefile.in (interp.o): Rename generated file engine.c to
2540 oengine.c.
2541
2542 * interp.c: Update.
2543
2544Thu Oct 16 10:31:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
2545
2546 * gencode.c (build_instruction): Use FPR_STATE not fpr_state.
2547
2548Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2549
2550 * gencode.c (build_instruction): For "FPSQRT", output correct
2551 number of arguments to Recip.
2552
2553Tue Oct 14 17:38:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
2554
2555 * Makefile.in (interp.o): Depends on sim-main.h
2556
2557 * interp.c (mips16_entry, ColdReset,dotrace): Add SD argument. Use GPR not registers.
2558
2559 * sim-main.h (sim_cpu): Add registers, register_widths, fpr_state,
2560 ipc, dspc, pending_*, hiaccess, loaccess, state, dsstate fields.
2561 (REGISTERS, REGISTER_WIDTHS, FPR_STATE, IPC, DSPC, PENDING_*,
2562 STATE, DSSTATE): Define
2563 (GPR, FGRIDX, ..): Define.
2564
2565 * interp.c (registers, register_widths, fpr_state, ipc, dspc,
2566 pending_*, hiaccess, loaccess, state, dsstate): Delete globals.
2567 (GPR, FGRIDX, ...): Delete macros.
2568
2569 * interp.c: Update names to match defines from sim-main.h
2570
2571Tue Oct 14 15:11:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
2572
2573 * interp.c (sim_monitor): Add SD argument.
2574 (sim_warning): Delete. Replace calls with calls to
2575 sim_io_eprintf.
2576 (sim_error): Delete. Replace calls with sim_io_error.
2577 (open_trace, writeout32, writeout16, getnum): Add SD argument.
2578 (mips_set_profile): Rename from sim_set_profile. Add SD argument.
2579 (mips_set_profile_size): Rename from sim_set_profile_size. Add SD
2580 argument.
2581 (mips_size): Rename from sim_size. Add SD argument.
2582
2583 * interp.c (simulator): Delete global variable.
2584 (callback): Delete global variable.
2585 (mips_option_handler, sim_open, sim_write, sim_read,
2586 sim_store_register, sim_fetch_register, sim_info, sim_do_command,
2587 sim_size,sim_monitor): Use sim_io_* not callback->*.
2588 (sim_open): ZALLOC simulator struct.
2589 (PROFILE): Do not define.
2590
2591Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2592
2593 * interp.c (sim_open), support.h: Replace CHECKSIM macro found in
2594 support.h with corresponding code.
2595
2596 * sim-main.h (word64, uword64), support.h: Move definition to
2597 sim-main.h.
2598 (WORD64LO, WORD64HI, SET64LO, SET64HI, WORD64, UWORD64): Ditto.
2599
2600 * support.h: Delete
2601 * Makefile.in: Update dependencies
2602 * interp.c: Do not include.
2603
2604Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2605
2606 * interp.c (address_translation, load_memory, store_memory,
2607 cache_op): Rename to from AddressTranslation et.al., make global,
2608 add SD argument
2609
2610 * sim-main.h (AddressTranslation, LoadMemory, StoreMemory,
2611 CacheOp): Define.
2612
2613 * interp.c (SignalException): Rename to signal_exception, make
2614 global.
2615
2616 * interp.c (Interrupt, ...): Move definitions to sim-main.h.
2617
2618 * sim-main.h (SignalException, SignalExceptionInterrupt,
2619 SignalExceptionInstructionFetch, SignalExceptionAddressStore,
2620 SignalExceptionAddressLoad, SignalExceptionSimulatorFault,
2621 SignalExceptionIntegerOverflow, SignalExceptionCoProcessorUnusable):
2622 Define.
2623
2624 * interp.c, support.h: Use.
2625
2626Tue Oct 14 13:19:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2627
2628 * interp.c (ValueFPR, StoreFPR), sim-main.h: Make global, rename
2629 to value_fpr / store_fpr. Add SD argument.
2630 (NaN, Infinity, Less, Equal, AbsoluteValue, Negate, Add, Sub,
2631 Multiply, Divide, Recip, SquareRoot, Convert): Make global.
2632
2633 * sim-main.h (ValueFPR, StoreFPR): Define.
2634
2635Tue Oct 14 13:06:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
2636
2637 * interp.c (sim_engine_run): Check consistency between configure
2638 WITH_TARGET_WORD_BITSIZE and WITH_FLOATING_POINT and gensim GPRLEN
2639 and HASFPU.
2640
2641 * configure.in (mips_bitsize): Configure WITH_TARGET_WORD_BITSIZE.
2642 (mips_fpu): Configure WITH_FLOATING_POINT.
2643 (mips_endian): Configure WITH_TARGET_ENDIAN.
2644 * configure: Update.
2645
2646Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2647
2648 * configure: Regenerated to track ../common/aclocal.m4 changes.
2649
2650Mon Sep 29 14:45:00 1997 Bob Manson <manson@charmed.cygnus.com>
2651
2652 * configure: Regenerated.
2653
2654Fri Sep 26 12:48:18 1997 Mark Alexander <marka@cygnus.com>
2655
2656 * interp.c: Allow Debug, DEPC, and EPC registers to be examined in GDB.
2657
2658Thu Sep 25 11:15:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2659
2660 * gencode.c (print_igen_insn_models): Assume certain architectures
2661 include all mips* instructions.
2662 (print_igen_insn_format): Use data_size==-1 as marker for MIPS16
2663 instruction.
2664
2665 * Makefile.in (tmp.igen): Add target. Generate igen input from
2666 gencode file.
2667
2668 * gencode.c (FEATURE_IGEN): Define.
2669 (main): Add --igen option. Generate output in igen format.
2670 (process_instructions): Format output according to igen option.
2671 (print_igen_insn_format): New function.
2672 (print_igen_insn_models): New function.
2673 (process_instructions): Only issue warnings and ignore
2674 instructions when no FEATURE_IGEN.
2675
2676Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2677
2678 * interp.c (COP_SD, COP_LD): Add UNUSED to pacify GCC for some
2679 MIPS targets.
2680
2681Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2682
2683 * configure: Regenerated to track ../common/aclocal.m4 changes.
2684
2685Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
2686
2687 * Makefile.in (SIM_ALIGNMENT, SIM_ENDIAN, SIM_HOSTENDIAN,
2688 SIM_RESERVED_BITS): Delete, moved to common.
2689 (SIM_EXTRA_CFLAGS): Update.
2690
2691Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2692
2693 * configure.in: Configure non-strict memory alignment.
2694 * configure: Regenerated to track ../common/aclocal.m4 changes.
2695
2696Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
2697
2698 * configure: Regenerated to track ../common/aclocal.m4 changes.
2699
2700Sat Sep 20 14:07:28 1997 Gavin Koch <gavin@cygnus.com>
2701
2702 * gencode.c (SDBBP,DERET): Added (3900) insns.
2703 (RFE): Turn on for 3900.
2704 * interp.c (DebugBreakPoint,DEPC,Debug,Debug_*): Added.
2705 (dsstate): Made global.
2706 (SUBTARGET_R3900): Added.
2707 (CANCELDELAYSLOT): New.
2708 (SignalException): Ignore SystemCall rather than ignore and
2709 terminate. Add DebugBreakPoint handling.
2710 (decode_coproc): New insns RFE, DERET; and new registers Debug
2711 and DEPC protected by SUBTARGET_R3900.
2712 (sim_engine_run): Use CANCELDELAYSLOT rather than clearing
2713 bits explicitly.
2714 * Makefile.in,configure.in: Add mips subtarget option.
2715 * configure: Update.
2716
2717Fri Sep 19 09:33:27 1997 Gavin Koch <gavin@cygnus.com>
2718
2719 * gencode.c: Add r3900 (tx39).
2720
2721
2722Tue Sep 16 15:52:04 1997 Gavin Koch <gavin@cygnus.com>
2723
2724 * gencode.c (build_instruction): Don't need to subtract 4 for
2725 JALR, just 2.
2726
2727Tue Sep 16 11:32:28 1997 Gavin Koch <gavin@cygnus.com>
2728
2729 * interp.c: Correct some HASFPU problems.
2730
2731Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
2732
2733 * configure: Regenerated to track ../common/aclocal.m4 changes.
2734
2735Fri Sep 12 12:01:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2736
2737 * interp.c (mips_options): Fix samples option short form, should
2738 be `x'.
2739
2740Thu Sep 11 09:35:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
2741
2742 * interp.c (sim_info): Enable info code. Was just returning.
2743
2744Tue Sep 9 17:30:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2745
2746 * interp.c (decode_coproc): Clarify warning about unsuported MTC0,
2747 MFC0.
2748
2749Tue Sep 9 16:28:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
2750
2751 * gencode.c (build_instruction): Use SIGNED64 for 64 bit
2752 constants.
2753 (build_instruction): Ditto for LL.
2754
2755Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
2756
2757 * configure: Regenerated to track ../common/aclocal.m4 changes.
2758
2759Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2760
2761 * configure: Regenerated to track ../common/aclocal.m4 changes.
2762 * config.in: Ditto.
2763
2764Wed Aug 27 14:12:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
2765
2766 * interp.c (sim_open): Add call to sim_analyze_program, update
2767 call to sim_config.
2768
2769Tue Aug 26 10:40:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
2770
2771 * interp.c (sim_kill): Delete.
2772 (sim_create_inferior): Add ABFD argument. Set PC from same.
2773 (sim_load): Move code initializing trap handlers from here.
2774 (sim_open): To here.
2775 (sim_load): Delete, use sim-hload.c.
2776
2777 * Makefile.in (SIM_OBJS): Add sim-hload.o module.
2778
2779Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2780
2781 * configure: Regenerated to track ../common/aclocal.m4 changes.
2782 * config.in: Ditto.
2783
2784Mon Aug 25 15:59:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2785
2786 * interp.c (sim_open): Add ABFD argument.
2787 (sim_load): Move call to sim_config from here.
2788 (sim_open): To here. Check return status.
2789
2790Fri Jul 25 15:00:45 1997 Gavin Koch <gavin@cygnus.com>
2791
2792 * gencode.c (build_instruction): Two arg MADD should
2793 not assign result to $0.
2794
2795Thu Jun 26 12:13:17 1997 Angela Marie Thomas (angela@cygnus.com)
2796
2797 * sim/mips/configure: Change default_sim_endian to 0 (bi-endian)
2798 * sim/mips/configure.in: Regenerate.
2799
2800Wed Jul 9 10:29:21 1997 Andrew Cagney <cagney@critters.cygnus.com>
2801
2802 * interp.c (SUB_REG_UW, SUB_REG_SW, SUB_REG_*): Use more explicit
2803 signed8, unsigned8 et.al. types.
2804
2805 * interp.c (SUB_REG_FETCH): Handle both little and big endian
2806 hosts when selecting subreg.
2807
2808Wed Jul 2 11:54:10 1997 Jeffrey A Law (law@cygnus.com)
2809
2810 * interp.c (sim_engine_run): Reset the ZERO register to zero
2811 regardless of FEATURE_WARN_ZERO.
2812 * gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
2813
2814Wed Jun 4 10:43:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2815
2816 * interp.c (decode_coproc): Implement MTC0 N, CAUSE.
2817 (SignalException): For BreakPoints ignore any mode bits and just
2818 save the PC.
2819 (SignalException): Always set the CAUSE register.
2820
2821Tue Jun 3 05:00:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
2822
2823 * interp.c (SignalException): Clear the simDELAYSLOT flag when an
2824 exception has been taken.
2825
2826 * interp.c: Implement the ERET and mt/f sr instructions.
2827
2828Sat May 31 00:44:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
2829
2830 * interp.c (SignalException): Don't bother restarting an
2831 interrupt.
2832
2833Fri May 30 23:41:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2834
2835 * interp.c (SignalException): Really take an interrupt.
2836 (interrupt_event): Only deliver interrupts when enabled.
2837
2838Tue May 27 20:08:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2839
2840 * interp.c (sim_info): Only print info when verbose.
2841 (sim_info) Use sim_io_printf for output.
2842
2843Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2844
2845 * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
2846 mips architectures.
2847
2848Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2849
2850 * interp.c (sim_do_command): Check for common commands if a
2851 simulator specific command fails.
2852
2853Thu May 22 09:32:03 1997 Gavin Koch <gavin@cygnus.com>
2854
2855 * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
2856 and simBE when DEBUG is defined.
2857
2858Wed May 21 09:08:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
2859
2860 * interp.c (interrupt_event): New function. Pass exception event
2861 onto exception handler.
2862
2863 * configure.in: Check for stdlib.h.
2864 * configure: Regenerate.
2865
2866 * gencode.c (build_instruction): Add UNUSED attribute to tempS
2867 variable declaration.
2868 (build_instruction): Initialize memval1.
2869 (build_instruction): Add UNUSED attribute to byte, bigend,
2870 reverse.
2871 (build_operands): Ditto.
2872
2873 * interp.c: Fix GCC warnings.
2874 (sim_get_quit_code): Delete.
2875
2876 * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
2877 * Makefile.in: Ditto.
2878 * configure: Re-generate.
2879
2880 * Makefile.in (SIM_OBJS): Add sim-watch.o module.
2881
2882Tue May 20 15:08:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2883
2884 * interp.c (mips_option_handler): New function parse argumes using
2885 sim-options.
2886 (myname): Replace with STATE_MY_NAME.
2887 (sim_open): Delete check for host endianness - performed by
2888 sim_config.
2889 (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
2890 (sim_open): Move much of the initialization from here.
2891 (sim_load): To here. After the image has been loaded and
2892 endianness set.
2893 (sim_open): Move ColdReset from here.
2894 (sim_create_inferior): To here.
2895 (sim_open): Make FP check less dependant on host endianness.
2896
2897 * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
2898 run.
2899 * interp.c (sim_set_callbacks): Delete.
2900
2901 * interp.c (membank, membank_base, membank_size): Replace with
2902 STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
2903 (sim_open): Remove call to callback->init. gdb/run do this.
2904
2905 * interp.c: Update
2906
2907 * sim-main.h (SIM_HAVE_FLATMEM): Define.
2908
2909 * interp.c (big_endian_p): Delete, replaced by
2910 current_target_byte_order.
2911
2912Tue May 20 13:55:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2913
2914 * interp.c (host_read_long, host_read_word, host_swap_word,
2915 host_swap_long): Delete. Using common sim-endian.
2916 (sim_fetch_register, sim_store_register): Use H2T.
2917 (pipeline_ticks): Delete. Handled by sim-events.
2918 (sim_info): Update.
2919 (sim_engine_run): Update.
2920
2921Tue May 20 13:42:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
2922
2923 * interp.c (sim_stop_reason): Move code determining simEXCEPTION
2924 reason from here.
2925 (SignalException): To here. Signal using sim_engine_halt.
2926 (sim_stop_reason): Delete, moved to common.
2927
2928Tue May 20 10:19:48 1997 Andrew Cagney <cagney@b2.cygnus.com>
2929
2930 * interp.c (sim_open): Add callback argument.
2931 (sim_set_callbacks): Delete SIM_DESC argument.
2932 (sim_size): Ditto.
2933
2934Mon May 19 18:20:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2935
2936 * Makefile.in (SIM_OBJS): Add common modules.
2937
2938 * interp.c (sim_set_callbacks): Also set SD callback.
2939 (set_endianness, xfer_*, swap_*): Delete.
2940 (host_read_word, host_read_long, host_swap_word, host_swap_long):
2941 Change to functions using sim-endian macros.
2942 (control_c, sim_stop): Delete, use common version.
2943 (simulate): Convert into.
2944 (sim_engine_run): This function.
2945 (sim_resume): Delete.
2946
2947 * interp.c (simulation): New variable - the simulator object.
2948 (sim_kind): Delete global - merged into simulation.
2949 (sim_load): Cleanup. Move PC assignment from here.
2950 (sim_create_inferior): To here.
2951
2952 * sim-main.h: New file.
2953 * interp.c (sim-main.h): Include.
2954
2955Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
2956
2957 * configure: Regenerated to track ../common/aclocal.m4 changes.
2958
2959Wed Apr 23 17:32:19 1997 Doug Evans <dje@canuck.cygnus.com>
2960
2961 * tconfig.in (SIM_HAVE_BIENDIAN): Define.
2962
2963Mon Apr 21 17:16:13 1997 Gavin Koch <gavin@cygnus.com>
2964
2965 * gencode.c (build_instruction): DIV instructions: check
2966 for division by zero and integer overflow before using
2967 host's division operation.
2968
2969Thu Apr 17 03:18:14 1997 Doug Evans <dje@canuck.cygnus.com>
2970
2971 * Makefile.in (SIM_OBJS): Add sim-load.o.
2972 * interp.c: #include bfd.h.
2973 (target_byte_order): Delete.
2974 (sim_kind, myname, big_endian_p): New static locals.
2975 (sim_open): Set sim_kind, myname. Move call to set_endianness to
2976 after argument parsing. Recognize -E arg, set endianness accordingly.
2977 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
2978 load file into simulator. Set PC from bfd.
2979 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
2980 (set_endianness): Use big_endian_p instead of target_byte_order.
2981
2982Wed Apr 16 17:55:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
2983
2984 * interp.c (sim_size): Delete prototype - conflicts with
2985 definition in remote-sim.h. Correct definition.
2986
2987Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2988
2989 * configure: Regenerated to track ../common/aclocal.m4 changes.
2990 * config.in: Ditto.
2991
2992Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
2993
2994 * interp.c (sim_open): New arg `kind'.
2995
2996 * configure: Regenerated to track ../common/aclocal.m4 changes.
2997
2998Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2999
3000 * configure: Regenerated to track ../common/aclocal.m4 changes.
3001
3002Tue Mar 25 11:38:22 1997 Doug Evans <dje@canuck.cygnus.com>
3003
3004 * interp.c (sim_open): Set optind to 0 before calling getopt.
3005
3006Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3007
3008 * configure: Regenerated to track ../common/aclocal.m4 changes.
3009
3010Mon Mar 17 10:52:59 1997 Gavin Koch <gavin@cetus.cygnus.com>
3011
3012 * interp.c : Replace uses of pr_addr with pr_uword64
3013 where the bit length is always 64 independent of SIM_ADDR.
3014 (pr_uword64) : added.
3015
3016Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3017
3018 * configure: Re-generate.
3019
3020Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
3021
3022 * configure: Regenerate to track ../common/aclocal.m4 changes.
3023
3024Thu Mar 13 12:51:36 1997 Doug Evans <dje@canuck.cygnus.com>
3025
3026 * interp.c (sim_open): New SIM_DESC result. Argument is now
3027 in argv form.
3028 (other sim_*): New SIM_DESC argument.
3029
3030Mon Feb 24 22:47:14 1997 Dawn Perchik <dawn@cygnus.com>
3031
3032 * interp.c: Fix printing of addresses for non-64-bit targets.
3033 (pr_addr): Add function to print address based on size.
3034
3035Wed Feb 19 14:42:09 1997 Mark Alexander <marka@cygnus.com>
3036
3037 * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
3038
3039Thu Feb 13 14:08:30 1997 Ian Lance Taylor <ian@cygnus.com>
3040
3041 * gencode.c (build_mips16_operands): Correct computation of base
3042 address for extended PC relative instruction.
3043
3044Thu Feb 6 17:16:15 1997 Ian Lance Taylor <ian@cygnus.com>
3045
3046 * interp.c (mips16_entry): Add support for floating point cases.
3047 (SignalException): Pass floating point cases to mips16_entry.
3048 (ValueFPR): Don't restrict fmt_single and fmt_word to even
3049 registers.
3050 (StoreFPR): Likewise. Also, don't clobber fpr + 1 for fmt_single
3051 or fmt_word.
3052 (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
3053 and then set the state to fmt_uninterpreted.
3054 (COP_SW): Temporarily set the state to fmt_word while calling
3055 ValueFPR.
3056
3057Tue Feb 4 16:48:25 1997 Ian Lance Taylor <ian@cygnus.com>
3058
3059 * gencode.c (build_instruction): The high order may be set in the
3060 comparison flags at any ISA level, not just ISA 4.
3061
3062Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
3063
3064 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
3065 COMMON_{PRE,POST}_CONFIG_FRAG instead.
3066 * configure.in: sinclude ../common/aclocal.m4.
3067 * configure: Regenerated.
3068
3069Fri Jan 31 11:11:45 1997 Ian Lance Taylor <ian@cygnus.com>
3070
3071 * configure: Rebuild after change to aclocal.m4.
3072
3073Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
3074
3075 * configure configure.in Makefile.in: Update to new configure
3076 scheme which is more compatible with WinGDB builds.
3077 * configure.in: Improve comment on how to run autoconf.
3078 * configure: Re-run autoconf to get new ../common/aclocal.m4.
3079 * Makefile.in: Use autoconf substitution to install common
3080 makefile fragment.
3081
3082Wed Jan 8 12:39:03 1997 Jim Wilson <wilson@cygnus.com>
3083
3084 * gencode.c (build_instruction): Use BigEndianCPU instead of
3085 ByteSwapMem.
3086
3087Thu Jan 02 22:23:04 1997 Mark Alexander <marka@cygnus.com>
3088
3089 * interp.c (sim_monitor): Make output to stdout visible in
3090 wingdb's I/O log window.
3091
3092Tue Dec 31 07:04:00 1996 Mark Alexander <marka@cygnus.com>
3093
3094 * support.h: Undo previous change to SIGTRAP
3095 and SIGQUIT values.
3096
3097Mon Dec 30 17:36:06 1996 Ian Lance Taylor <ian@cygnus.com>
3098
3099 * interp.c (store_word, load_word): New static functions.
3100 (mips16_entry): New static function.
3101 (SignalException): Look for mips16 entry and exit instructions.
3102 (simulate): Use the correct index when setting fpr_state after
3103 doing a pending move.
3104
3105Sun Dec 29 09:37:18 1996 Mark Alexander <marka@cygnus.com>
3106
3107 * interp.c: Fix byte-swapping code throughout to work on
3108 both little- and big-endian hosts.
3109
3110Sun Dec 29 09:18:32 1996 Mark Alexander <marka@cygnus.com>
3111
3112 * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
3113 with gdb/config/i386/xm-windows.h.
3114
3115Fri Dec 27 22:48:51 1996 Mark Alexander <marka@cygnus.com>
3116
3117 * gencode.c (build_instruction): Work around MSVC++ code gen bug
3118 that messes up arithmetic shifts.
3119
3120Fri Dec 20 11:04:05 1996 Stu Grossman (grossman@critters.cygnus.com)
3121
3122 * support.h: Use _WIN32 instead of __WIN32__. Also add defs for
3123 SIGTRAP and SIGQUIT for _WIN32.
3124
3125Thu Dec 19 14:07:27 1996 Ian Lance Taylor <ian@cygnus.com>
3126
3127 * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
3128 force a 64 bit multiplication.
3129 (build_instruction) [OR]: In mips16 mode, don't do anything if the
3130 destination register is 0, since that is the default mips16 nop
3131 instruction.
3132
3133Mon Dec 16 14:59:38 1996 Ian Lance Taylor <ian@cygnus.com>
3134
3135 * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
3136 (build_endian_shift): Don't check proc64.
3137 (build_instruction): Always set memval to uword64. Cast op2 to
3138 uword64 when shifting it left in memory instructions. Always use
3139 the same code for stores--don't special case proc64.
3140
3141 * gencode.c (build_mips16_operands): Fix base PC value for PC
3142 relative operands.
3143 (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
3144 jal instruction.
3145 * interp.c (simJALDELAYSLOT): Define.
3146 (JALDELAYSLOT): Define.
3147 (INDELAYSLOT, INJALDELAYSLOT): Define.
3148 (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
3149
3150Tue Dec 24 22:11:20 1996 Angela Marie Thomas (angela@cygnus.com)
3151
3152 * interp.c (sim_open): add flush_cache as a PMON routine
3153 (sim_monitor): handle flush_cache by ignoring it
3154
3155Wed Dec 11 13:53:51 1996 Jim Wilson <wilson@cygnus.com>
3156
3157 * gencode.c (build_instruction): Use !ByteSwapMem instead of
3158 BigEndianMem.
3159 * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
3160 (BigEndianMem): Rename to ByteSwapMem and change sense.
3161 (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
3162 BigEndianMem references to !ByteSwapMem.
3163 (set_endianness): New function, with prototype.
3164 (sim_open): Call set_endianness.
3165 (sim_info): Use simBE instead of BigEndianMem.
3166 (xfer_direct_word, xfer_direct_long, swap_direct_word,
3167 swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
3168 xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
3169 ifdefs, keeping the prototype declaration.
3170 (swap_word): Rewrite correctly.
3171 (ColdReset): Delete references to CONFIG. Delete endianness related
3172 code; moved to set_endianness.
3173
3174Tue Dec 10 11:32:04 1996 Jim Wilson <wilson@cygnus.com>
3175
3176 * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
3177 * interp.c (CHECKHILO): Define away.
3178 (simSIGINT): New macro.
3179 (membank_size): Increase from 1MB to 2MB.
3180 (control_c): New function.
3181 (sim_resume): Rename parameter signal to signal_number. Add local
3182 variable prev. Call signal before and after simulate.
3183 (sim_stop_reason): Add simSIGINT support.
3184 (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
3185 functions always.
3186 (sim_warning): Delete call to SignalException. Do call printf_filtered
3187 if logfh is NULL.
3188 (AddressTranslation): Add #ifdef DEBUG around debugging message and
3189 a call to sim_warning.
3190
3191Wed Nov 27 11:53:50 1996 Ian Lance Taylor <ian@cygnus.com>
3192
3193 * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
3194 16 bit instructions.
3195
3196Tue Nov 26 11:53:12 1996 Ian Lance Taylor <ian@cygnus.com>
3197
3198 Add support for mips16 (16 bit MIPS implementation):
3199 * gencode.c (inst_type): Add mips16 instruction encoding types.
3200 (GETDATASIZEINSN): Define.
3201 (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv. Add
3202 jalx. Add LEFT flag to mfhi and mflo. Add RIGHT flag to mthi and
3203 mtlo.
3204 (MIPS16_DECODE): New table, for mips16 instructions.
3205 (bitmap_val): New static function.
3206 (struct mips16_op): Define.
3207 (mips16_op_table): New table, for mips16 operands.
3208 (build_mips16_operands): New static function.
3209 (process_instructions): If PC is odd, decode a mips16
3210 instruction. Break out instruction handling into new
3211 build_instruction function.
3212 (build_instruction): New static function, broken out of
3213 process_instructions. Check modifiers rather than flags for SHIFT
3214 bit count and m[ft]{hi,lo} direction.
3215 (usage): Pass program name to fprintf.
3216 (main): Remove unused variable this_option_optind. Change
3217 ``*loptarg++'' to ``loptarg++''.
3218 (my_strtoul): Parenthesize && within ||.
3219 * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
3220 (simulate): If PC is odd, fetch a 16 bit instruction, and
3221 increment PC by 2 rather than 4.
3222 * configure.in: Add case for mips16*-*-*.
3223 * configure: Rebuild.
3224
3225Fri Nov 22 08:49:36 1996 Mark Alexander <marka@cygnus.com>
3226
3227 * interp.c: Allow -t to enable tracing in standalone simulator.
3228 Fix garbage output in trace file and error messages.
3229
3230Wed Nov 20 01:54:37 1996 Doug Evans <dje@canuck.cygnus.com>
3231
3232 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
3233 (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
3234 * configure.in: Simplify using macros in ../common/aclocal.m4.
3235 * configure: Regenerated.
3236 * tconfig.in: New file.
3237
3238Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
3239
3240 * interp.c: Fix bugs in 64-bit port.
3241 Use ansi function declarations for msvc compiler.
3242 Initialize and test file pointer in trace code.
3243 Prevent duplicate definition of LAST_EMED_REGNUM.
3244
3245Tue Oct 15 11:07:06 1996 Mark Alexander <marka@cygnus.com>
3246
3247 * interp.c (xfer_big_long): Prevent unwanted sign extension.
3248
3249Thu Sep 26 17:35:00 1996 James G. Smith <jsmith@cygnus.co.uk>
3250
3251 * interp.c (SignalException): Check for explicit terminating
3252 breakpoint value.
3253 * gencode.c: Pass instruction value through SignalException()
3254 calls for Trap, Breakpoint and Syscall.
3255
3256Thu Sep 26 11:35:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3257
3258 * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
3259 only used on those hosts that provide it.
3260 * configure.in: Add sqrt() to list of functions to be checked for.
3261 * config.in: Re-generated.
3262 * configure: Re-generated.
3263
3264Fri Sep 20 15:47:12 1996 Ian Lance Taylor <ian@cygnus.com>
3265
3266 * gencode.c (process_instructions): Call build_endian_shift when
3267 expanding STORE RIGHT, to fix swr.
3268 * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
3269 clear the high bits.
3270 * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
3271 Fix float to int conversions to produce signed values.
3272
3273Thu Sep 19 15:34:17 1996 Ian Lance Taylor <ian@cygnus.com>
3274
3275 * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
3276 (process_instructions): Correct handling of nor instruction.
3277 Correct shift count for 32 bit shift instructions. Correct sign
3278 extension for arithmetic shifts to not shift the number of bits in
3279 the type. Fix 64 bit multiply high word calculation. Fix 32 bit
3280 unsigned multiply. Fix ldxc1 and friends to use coprocessor 1.
3281 Fix madd.
3282 * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
3283 It's OK to have a mult follow a mult. What's not OK is to have a
3284 mult follow an mfhi.
3285 (Convert): Comment out incorrect rounding code.
3286
3287Mon Sep 16 11:38:16 1996 James G. Smith <jsmith@cygnus.co.uk>
3288
3289 * interp.c (sim_monitor): Improved monitor printf
3290 simulation. Tidied up simulator warnings, and added "--log" option
3291 for directing warning message output.
3292 * gencode.c: Use sim_warning() rather than WARNING macro.
3293
3294Thu Aug 22 15:03:12 1996 Ian Lance Taylor <ian@cygnus.com>
3295
3296 * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
3297 getopt1.o, rather than on gencode.c. Link objects together.
3298 Don't link against -liberty.
3299 (gencode.o, getopt.o, getopt1.o): New targets.
3300 * gencode.c: Include <ctype.h> and "ansidecl.h".
3301 (AND): Undefine after including "ansidecl.h".
3302 (ULONG_MAX): Define if not defined.
3303 (OP_*): Don't define macros; now defined in opcode/mips.h.
3304 (main): Call my_strtoul rather than strtoul.
3305 (my_strtoul): New static function.
3306
3307Wed Jul 17 18:12:38 1996 Stu Grossman (grossman@critters.cygnus.com)
3308
3309 * gencode.c (process_instructions): Generate word64 and uword64
3310 instead of `long long' and `unsigned long long' data types.
3311 * interp.c: #include sysdep.h to get signals, and define default
3312 for SIGBUS.
3313 * (Convert): Work around for Visual-C++ compiler bug with type
3314 conversion.
3315 * support.h: Make things compile under Visual-C++ by using
3316 __int64 instead of `long long'. Change many refs to long long
3317 into word64/uword64 typedefs.
3318
3319Wed Jun 26 12:24:55 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
3320
3321 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
3322 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
3323 (docdir): Removed.
3324 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
3325 (AC_PROG_INSTALL): Added.
3326 (AC_PROG_CC): Moved to before configure.host call.
3327 * configure: Rebuilt.
3328
3329Wed Jun 5 08:28:13 1996 James G. Smith <jsmith@cygnus.co.uk>
3330
3331 * configure.in: Define @SIMCONF@ depending on mips target.
3332 * configure: Rebuild.
3333 * Makefile.in (run): Add @SIMCONF@ to control simulator
3334 construction.
3335 * gencode.c: Change LOADDRMASK to 64bit memory model only.
3336 * interp.c: Remove some debugging, provide more detailed error
3337 messages, update memory accesses to use LOADDRMASK.
3338
3339Mon Jun 3 11:55:03 1996 Ian Lance Taylor <ian@cygnus.com>
3340
3341 * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
3342 AC_CHECK_LIB, and AC_CHECK_FUNCS. Change AC_OUTPUT to set
3343 stamp-h.
3344 * configure: Rebuild.
3345 * config.in: New file, generated by autoheader.
3346 * interp.c: Include "config.h". Include <stdlib.h>, <string.h>,
3347 and <strings.h> if they exist. Replace #ifdef sun with #ifdef
3348 HAVE_ANINT and HAVE_AINT, as appropriate.
3349 * Makefile.in (run): Use @LIBS@ rather than -lm.
3350 (interp.o): Depend upon config.h.
3351 (Makefile): Just rebuild Makefile.
3352 (clean): Remove stamp-h.
3353 (mostlyclean): Make the same as clean, not as distclean.
3354 (config.h, stamp-h): New targets.
3355
3356Fri May 10 00:41:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3357
3358 * interp.c (ColdReset): Fix boolean test. Make all simulator
3359 globals static.
3360
3361Wed May 8 15:12:58 1996 James G. Smith <jsmith@cygnus.co.uk>
3362
3363 * interp.c (xfer_direct_word, xfer_direct_long,
3364 swap_direct_word, swap_direct_long, xfer_big_word,
3365 xfer_big_long, xfer_little_word, xfer_little_long,
3366 swap_word,swap_long): Added.
3367 * interp.c (ColdReset): Provide function indirection to
3368 host<->simulated_target transfer routines.
3369 * interp.c (sim_store_register, sim_fetch_register): Updated to
3370 make use of indirected transfer routines.
3371
3372Fri Apr 19 15:48:24 1996 James G. Smith <jsmith@cygnus.co.uk>
3373
3374 * gencode.c (process_instructions): Ensure FP ABS instruction
3375 recognised.
3376 * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
3377 system call support.
3378
3379Wed Apr 10 09:51:38 1996 James G. Smith <jsmith@cygnus.co.uk>
3380
3381 * interp.c (sim_do_command): Complain if callback structure not
3382 initialised.
3383
3384Thu Mar 28 13:50:51 1996 James G. Smith <jsmith@cygnus.co.uk>
3385
3386 * interp.c (Convert): Provide round-to-nearest and round-to-zero
3387 support for Sun hosts.
3388 * Makefile.in (gencode): Ensure the host compiler and libraries
3389 used for cross-hosted build.
3390
3391Wed Mar 27 14:42:12 1996 James G. Smith <jsmith@cygnus.co.uk>
3392
3393 * interp.c, gencode.c: Some more (TODO) tidying.
3394
3395Thu Mar 7 11:19:33 1996 James G. Smith <jsmith@cygnus.co.uk>
3396
3397 * gencode.c, interp.c: Replaced explicit long long references with
3398 WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
3399 * support.h (SET64LO, SET64HI): Macros added.
3400
3401Wed Feb 21 12:16:21 1996 Ian Lance Taylor <ian@cygnus.com>
3402
3403 * configure: Regenerate with autoconf 2.7.
3404
3405Tue Jan 30 08:48:18 1996 Fred Fish <fnf@cygnus.com>
3406
3407 * interp.c (LoadMemory): Enclose text following #endif in /* */.
3408 * support.h: Remove superfluous "1" from #if.
3409 * support.h (CHECKSIM): Remove stray 'a' at end of line.
3410
3411Mon Dec 4 11:44:40 1995 Jamie Smith <jsmith@cygnus.com>
3412
3413 * interp.c (StoreFPR): Control UndefinedResult() call on
3414 WARN_RESULT manifest.
3415
3416Fri Dec 1 16:37:19 1995 James G. Smith <jsmith@cygnus.co.uk>
3417
3418 * gencode.c: Tidied instruction decoding, and added FP instruction
3419 support.
3420
3421 * interp.c: Added dineroIII, and BSD profiling support. Also
3422 run-time FP handling.
3423
3424Sun Oct 22 00:57:18 1995 James G. Smith <jsmith@pasanda.cygnus.co.uk>
3425
3426 * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
3427 gencode.c, interp.c, support.h: created.
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