sim: mips: fix prototype warnings
[deliverable/binutils-gdb.git] / sim / mips / ChangeLog
CommitLineData
8ac57fbd
MF
12015-04-13 Mike Frysinger <vapier@gentoo.org>
2
3 * interp.c (mips_option_handler, open_trace, sim_close,
4 sim_write, sim_read, sim_store_register, sim_fetch_register,
5 sim_create_inferior, pr_addr, pr_uword64): Convert old style
6 prototypes.
7 (sim_open): Convert old style prototype. Change casts with
8 sim_write to unsigned char *.
9 (fetch_str): Change null to unsigned char, and change cast to
10 unsigned char *.
11 (sim_monitor): Change c & ch to unsigned char. Change cast to
12 unsigned char *.
13
e787f858
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142015-04-12 Mike Frysinger <vapier@gentoo.org>
15
16 * Makefile.in (SIM_OBJS): Move interp.o to the start of the list.
17
122bbfb5
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182015-04-06 Mike Frysinger <vapier@gentoo.org>
19
20 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
21
0fe84f3f
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222015-04-01 Mike Frysinger <vapier@gentoo.org>
23
24 * tconfig.h (SIM_HAVE_PROFILE): Delete.
25
aadc9410
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262015-03-31 Mike Frysinger <vapier@gentoo.org>
27
28 * config.in, configure: Regenerate.
29
05f53ed6
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302015-03-24 Mike Frysinger <vapier@gentoo.org>
31
32 * interp.c (sim_pc_get): New function.
33
c0931f26
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342015-03-24 Mike Frysinger <vapier@gentoo.org>
35
36 * sim-main.h (SIM_HAVE_BIENDIAN): Delete.
37 * tconfig.h (SIM_HAVE_BIENDIAN): Delete.
38
30452bbe
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392015-03-24 Mike Frysinger <vapier@gentoo.org>
40
41 * configure: Regenerate.
42
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432015-03-23 Mike Frysinger <vapier@gentoo.org>
44
45 * configure: Regenerate.
46
49cd1634
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472015-03-23 Mike Frysinger <vapier@gentoo.org>
48
49 * configure: Regenerate.
50 * configure.ac (mips_extra_objs): Delete.
51 * Makefile.in (MIPS_EXTRA_OBJS): Delete.
52 (SIM_OBJS): Delete MIPS_EXTRA_OBJS.
53
3649cb06
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542015-03-23 Mike Frysinger <vapier@gentoo.org>
55
56 * configure: Regenerate.
57 * configure.ac: Delete sim_hw checks for dv-sockser.
58
ae7d0cac
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592015-03-16 Mike Frysinger <vapier@gentoo.org>
60
61 * config.in, configure: Regenerate.
62 * tconfig.in: Rename file ...
63 * tconfig.h: ... here.
64
8406bb59
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652015-03-15 Mike Frysinger <vapier@gentoo.org>
66
67 * tconfig.in: Delete includes.
68 [HAVE_DV_SOCKSER]: Delete.
69
465fb143
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702015-03-14 Mike Frysinger <vapier@gentoo.org>
71
72 * Makefile.in (SIM_RUN_OBJS): Delete.
73
5cddc23a
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742015-03-14 Mike Frysinger <vapier@gentoo.org>
75
76 * configure.ac (AC_CHECK_HEADERS): Delete.
77 * aclocal.m4, configure: Regenerate.
78
2974be62
AM
792014-08-19 Alan Modra <amodra@gmail.com>
80
81 * configure: Regenerate.
82
faa743bb
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832014-08-15 Roland McGrath <mcgrathr@google.com>
84
85 * configure: Regenerate.
86 * config.in: Regenerate.
87
1a8a700e
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882014-03-04 Mike Frysinger <vapier@gentoo.org>
89
90 * configure: Regenerate.
91
bf3d9781
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922013-09-23 Alan Modra <amodra@gmail.com>
93
94 * configure: Regenerate.
95
31e6ad7d
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962013-06-03 Mike Frysinger <vapier@gentoo.org>
97
98 * aclocal.m4, configure: Regenerate.
99
d3685d60
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1002013-05-10 Freddie Chopin <freddie_chopin@op.pl>
101
102 * configure: Rebuild.
103
1517bd27
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1042013-03-26 Mike Frysinger <vapier@gentoo.org>
105
106 * configure: Regenerate.
107
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1082013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
109
110 * configure.ac: Address use of dv-sockser.o.
111 * tconfig.in: Conditionalize use of dv_sockser_install.
112 * configure: Regenerated.
113 * config.in: Regenerated.
114
37cb8f8e
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1152012-10-04 Chao-ying Fu <fu@mips.com>
116 Steve Ellcey <sellcey@mips.com>
117
118 * mips/mips3264r2.igen (rdhwr): New.
119
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1202012-09-03 Joel Sherrill <joel.sherrill@oarcorp.com>
121
122 * configure.ac: Always link against dv-sockser.o.
123 * configure: Regenerate.
124
5f3ef9d0
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1252012-06-15 Joel Brobecker <brobecker@adacore.com>
126
127 * config.in, configure: Regenerate.
128
a6ff997c
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1292012-05-18 Nick Clifton <nickc@redhat.com>
130
131 PR 14072
132 * interp.c: Include config.h before system header files.
133
2232061b
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1342012-03-24 Mike Frysinger <vapier@gentoo.org>
135
136 * aclocal.m4, config.in, configure: Regenerate.
137
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1382011-12-03 Mike Frysinger <vapier@gentoo.org>
139
140 * aclocal.m4: New file.
141 * configure: Regenerate.
142
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1432011-10-19 Mike Frysinger <vapier@gentoo.org>
144
145 * configure: Regenerate after common/acinclude.m4 update.
146
9c082ca8
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1472011-10-17 Mike Frysinger <vapier@gentoo.org>
148
149 * configure.ac: Change include to common/acinclude.m4.
150
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1512011-10-17 Mike Frysinger <vapier@gentoo.org>
152
153 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
154 call. Replace common.m4 include with SIM_AC_COMMON.
155 * configure: Regenerate.
156
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1572011-07-08 Hans-Peter Nilsson <hp@axis.com>
158
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159 * Makefile.in ($(SIM_MULTI_OBJ)): Depend on sim-main.h
160 $(SIM_EXTRA_DEPS).
161 (tmp-mach-multi): Exit early when igen fails.
31b28250 162
2419798b
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1632011-07-05 Mike Frysinger <vapier@gentoo.org>
164
165 * interp.c (sim_do_command): Delete.
166
d79fe0d6
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1672011-02-14 Mike Frysinger <vapier@gentoo.org>
168
169 * dv-tx3904sio.c (tx3904sio_fifo_push): Change zfree to free.
170 (tx3904sio_fifo_reset): Likewise.
171 * interp.c (sim_monitor): Likewise.
172
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1732010-04-14 Mike Frysinger <vapier@gentoo.org>
174
175 * interp.c (sim_write): Add const to buffer arg.
176
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1772010-01-18 Masaki Muranaka <monaka@monami-software.com> (tiny change)
178
179 * interp.c: Don't include sysdep.h
180
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1812010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
182
183 * configure: Regenerate.
184
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1852009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
186
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187 * config.in: Regenerate.
188 * configure: Likewise.
189
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190 * configure: Regenerate.
191
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1922008-07-11 Hans-Peter Nilsson <hp@axis.com>
193
194 * configure: Regenerate to track ../common/common.m4 changes.
195 * config.in: Ditto.
196
6efef468
JM
1972008-06-06 Vladimir Prus <vladimir@codesourcery.com>
198 Daniel Jacobowitz <dan@codesourcery.com>
199 Joseph Myers <joseph@codesourcery.com>
200
201 * configure: Regenerate.
202
60dc88db
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2032007-10-22 Richard Sandiford <rsandifo@nildram.co.uk>
204
205 * mips.igen (check_fmt_p): Provide a separate mips32r2 definition
206 that unconditionally allows fmt_ps.
207 (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL, CVT.S.PU)
208 (FLOOR.L.fmt, LWXC1, MADD.fmt, MSUB.fmt, NMADD.fmt, NMSUB.fmt)
209 (PLL.PS, PLU.PS, PUL.PS, PUU.PS, ROUND.L.fmt, TRUNC.L.fmt): Change
210 filter from 64,f to 32,f.
211 (PREFX): Change filter from 64 to 32.
212 (LDXC1, LUXC1): Provide separate mips32r2 implementations
213 that use do_load_double instead of do_load. Make both LUXC1
214 versions unpredictable if SizeFGR () != 64.
215 (SDXC1, SUXC1): Extend to mips32r2, using do_store_double
216 instead of do_store. Remove unused variable. Make both SUXC1
217 versions unpredictable if SizeFGR () != 64.
218
599ca73e
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2192007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
220
221 * mips.igen (ll): Fix mask for WITH_TARGET_WORD_BITSIZE == 32.
222 (sc, swxc1): Likewise. Also fix big-endian and reverse-endian
223 shifts for that case.
224
2525df03
NC
2252007-09-04 Nick Clifton <nickc@redhat.com>
226
227 * interp.c (options enum): Add OPTION_INFO_MEMORY.
228 (display_mem_info): New static variable.
229 (mips_option_handler): Handle OPTION_INFO_MEMORY.
230 (mips_options): Add info-memory and memory-info.
231 (sim_open): After processing the command line and board
232 specification, check display_mem_info. If it is set then
233 call the real handler for the --memory-info command line
234 switch.
235
35ee6e1e
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2362007-08-24 Joel Brobecker <brobecker@adacore.com>
237
238 * configure.ac: Change license of multi-run.c to GPL version 3.
239 * configure: Regenerate.
240
d5fb0879
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2412007-06-28 Richard Sandiford <richard@codesourcery.com>
242
243 * configure.ac, configure: Revert last patch.
244
2a2ce21b
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2452007-06-26 Richard Sandiford <richard@codesourcery.com>
246
247 * configure.ac (sim_mipsisa3264_configs): New variable.
248 (mipsis32*-*-, mipsisa32r2*-*-*, mips64*-*-*, mips64r2*-*-*): Make
249 every configuration support all four targets, using the triplet to
250 determine the default.
251 * configure: Regenerate.
252
efdcccc9
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2532007-06-25 Richard Sandiford <richard@codesourcery.com>
254
0a7692b2 255 * Makefile.in (m16run.o): New rule.
efdcccc9 256
f532a356
TS
2572007-05-15 Thiemo Seufer <ths@mips.com>
258
259 * mips3264r2.igen (DSHD): Fix compile warning.
260
bfe9c90b
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2612007-05-14 Thiemo Seufer <ths@mips.com>
262
263 * mips.igen (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL,
264 CVT.S.PU, FLOOR.L.fmt, LDXC1, LUXC1, LWXC1, MADD.fmt, MSUB.fmt,
265 NMADD.fmt, NMSUB.fmt, PLL.PS, PLU.PS, PREFX, PUL.PS, PUU.PS,
266 RECIP.fmt, ROUND.L.fmt, RSQRT.fmt, SWXC1, TRUNC.L.fmt): Add support
267 for mips32r2.
268
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2692007-03-01 Thiemo Seufer <ths@mips.com>
270
271 * mips.igen (MFHI, MFLO, MTHI, MTLO): Restore support for mips32
272 and mips64.
273
8bf3ddc8
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2742007-02-20 Thiemo Seufer <ths@mips.com>
275
276 * dsp.igen: Update copyright notice.
277 * dsp2.igen: Fix copyright notice.
278
8b082fb1
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2792007-02-20 Thiemo Seufer <ths@mips.com>
280 Chao-Ying Fu <fu@mips.com>
281
282 * Makefile.in (IGEN_INCLUDE): Add dsp2.igen.
283 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
284 Add dsp2 to sim_igen_machine.
285 * configure: Regenerate.
286 * dsp.igen (do_ph_op): Add MUL support when op = 2.
287 (do_ph_mulq): New function to support mulq_rs.ph and mulq_s.ph.
288 (mulq_rs.ph): Use do_ph_mulq.
289 (MFHI, MFLO, MTHI, MTLO): Move these instructions to mips.igen.
290 * mips.igen: Add dsp2 model and include dsp2.igen.
291 (MFHI, MFLO, MTHI, MTLO): Extend these instructions for
292 for *mips32r2, *mips64r2, *dsp.
293 (MADD, MADDU, MSUB, MSUBU, MULT, MULTU): Extend these instructions
294 for *mips32r2, *mips64r2, *dsp2.
295 * dsp2.igen: New file for MIPS DSP REV 2 ASE.
296
b1004875
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2972007-02-19 Thiemo Seufer <ths@mips.com>
298 Nigel Stephens <nigel@mips.com>
299
300 * mips.igen (jalr.hb, jr.hb): Add decoder for mip32r2/mips64r2
301 jumps with hazard barrier.
302
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3032007-02-19 Thiemo Seufer <ths@mips.com>
304 Nigel Stephens <nigel@mips.com>
305
306 * interp.c (sim_monitor): Flush stdout and stderr file descriptors
307 after each call to sim_io_write.
308
b1004875 3092007-02-19 Thiemo Seufer <ths@mips.com>
07802d98 310 Nigel Stephens <nigel@mips.com>
b1004875
TS
311
312 * interp.c (ColdReset): Set CP0 Config0 to reflect the address size
313 supported by this simulator.
07802d98
TS
314 (decode_coproc): Recognise additional CP0 Config registers
315 correctly.
316
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3172007-02-19 Thiemo Seufer <ths@mips.com>
318 Nigel Stephens <nigel@mips.com>
319 David Ung <davidu@mips.com>
320
321 * cp1.c (value_fpr): Don't inherit existing FPR_STATE for
322 uninterpreted formats. If fmt is one of the uninterpreted types
323 don't update the FPR_STATE. Handle fmt_uninterpreted_32 like
324 fmt_word, and fmt_uninterpreted_64 like fmt_long.
325 (store_fpr): When writing an invalid odd register, set the
326 matching even register to fmt_unknown, not the following register.
327 * interp.c (sim_open): If STATE_MEM_SIZE isn't set then set it to
328 the the memory window at offset 0 set by --memory-size command
329 line option.
330 (sim_store_register): Handle storing 4 bytes to an 8 byte floating
331 point register.
332 (sim_fetch_register): Likewise for reading 4 bytes from an 8 byte
333 register.
334 (sim_monitor): When returning the memory size to the MIPS
335 application, use the value in STATE_MEM_SIZE, not an arbitrary
336 hardcoded value.
337 (cop_lw): Don' mess around with FPR_STATE, just pass
338 fmt_uninterpreted_32 to StoreFPR.
339 (cop_sw): Similarly.
340 (cop_ld): Pass fmt_uninterpreted_64 not fmt_uninterpreted.
341 (cop_sd): Similarly.
342 * mips.igen (not_word_value): Single version for mips32, mips64
343 and mips16.
344
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3452007-02-19 Thiemo Seufer <ths@mips.com>
346 Nigel Stephens <nigel@mips.com>
347
348 * interp.c (MEM_SIZE): Increase default memory size from 2 to 8
349 MBytes.
350
4b5d35ee
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3512007-02-17 Thiemo Seufer <ths@mips.com>
352
353 * configure.ac (mips*-sde-elf*): Move in front of generic machine
354 configuration.
355 * configure: Regenerate.
356
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3572007-02-17 Thiemo Seufer <ths@mips.com>
358
359 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
360 Add mdmx to sim_igen_machine.
361 (mipsisa64*-*-*): Likewise. Remove dsp.
362 (mipsisa32*-*-*): Remove dsp.
363 * configure: Regenerate.
364
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3652007-02-13 Thiemo Seufer <ths@mips.com>
366
367 * configure.ac: Add mips*-sde-elf* target.
368 * configure: Regenerate.
369
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3702006-12-21 Hans-Peter Nilsson <hp@axis.com>
371
372 * acconfig.h: Remove.
373 * config.in, configure: Regenerate.
374
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3752006-11-07 Thiemo Seufer <ths@mips.com>
376
377 * dsp.igen (do_w_op): Fix compiler warning.
378
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3792006-08-29 Thiemo Seufer <ths@mips.com>
380 David Ung <davidu@mips.com>
381
382 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*): Add smartmips to
383 sim_igen_machine.
384 * configure: Regenerate.
385 * mips.igen (model): Add smartmips.
386 (MADDU): Increment ACX if carry.
387 (do_mult): Clear ACX.
388 (ROR,RORV): Add smartmips.
389 (include): Include smartmips.igen.
390 * sim-main.h (ACX): Set to REGISTERS[89].
391 * smartmips.igen: New file.
392
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3932006-08-29 Thiemo Seufer <ths@mips.com>
394 David Ung <davidu@mips.com>
395
396 * Makefile.in (IGEN_INCLUDE): Add missing includes for m16e.igen and
397 mips3264r2.igen. Add missing dependency rules.
398 * m16e.igen: Support for mips16e save/restore instructions.
399
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RE
4002006-06-13 Richard Earnshaw <rearnsha@arm.com>
401
402 * configure: Regenerated.
403
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4042006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
405
406 * configure: Regenerated.
407
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4082006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
409
410 * configure: Regenerated.
411
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4122006-05-15 Chao-ying Fu <fu@mips.com>
413
414 * dsp.igen (do_ph_shift, do_w_shra): Fix bugs for rounding instructions.
415
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NC
4162006-04-18 Nick Clifton <nickc@redhat.com>
417
418 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Add missing break
419 statement.
420
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4212006-03-29 Hans-Peter Nilsson <hp@axis.com>
422
423 * configure: Regenerate.
424
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4252005-12-14 Chao-ying Fu <fu@mips.com>
426
427 * Makefile.in (SIM_OBJS): Add dsp.o.
428 (dsp.o): New dependency.
429 (IGEN_INCLUDE): Add dsp.igen.
430 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*, mipsisa64r2*-*-*,
431 mipsisa64*-*-*): Add dsp to sim_igen_machine.
432 * configure: Regenerate.
433 * mips.igen: Add dsp model and include dsp.igen.
434 (MFHI, MFLO, MTHI, MTLO): Remove mips32, mips32r2, mips64, mips64r2,
435 because these instructions are extended in DSP ASE.
436 * sim-main.h (LAST_EMBED_REGNUM): Change from 89 to 96 because of
437 adding 6 DSP accumulator registers and 1 DSP control register.
438 (AC0LOIDX, AC0HIIDX, AC1LOIDX, AC1HIIDX, AC2LOIDX, AC2HIIDX, AC3LOIDX,
439 AC3HIIDX, DSPLO, DSPHI, DSPCRIDX, DSPCR, DSPCR_POS_SHIFT,
440 DSPCR_POS_MASK, DSPCR_POS_SMASK, DSPCR_SCOUNT_SHIFT, DSPCR_SCOUNT_MASK,
441 DSPCR_SCOUNT_SMASK, DSPCR_CARRY_SHIFT, DSPCR_CARRY_MASK,
442 DSPCR_CARRY_SMASK, DSPCR_CARRY, DSPCR_EFI_SHIFT, DSPCR_EFI_MASK,
443 DSPCR_EFI_SMASK, DSPCR_EFI, DSPCR_OUFLAG_SHIFT, DSPCR_OUFLAG_MASK,
444 DSPCR_OUFLAG_SMASK, DSPCR_OUFLAG4, DSPCR_OUFLAG5, DSPCR_OUFLAG6,
445 DSPCR_OUFLAG7, DSPCR_CCOND_SHIFT, DSPCR_CCOND_MASK,
446 DSPCR_CCOND_SMASK): New define.
447 (DSPLO_REGNUM, DSPHI_REGNUM): New array for DSP accumulators.
448 * dsp.c, dsp.igen: New files for MIPS DSP ASE.
449
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4502005-07-08 Ian Lance Taylor <ian@airs.com>
451
452 * tconfig.in (SIM_QUIET_NAN_NEGATED): Define.
453
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4542005-06-16 David Ung <davidu@mips.com>
455 Nigel Stephens <nigel@mips.com>
456
457 * mips.igen: New mips16e model and include m16e.igen.
458 (check_u64): Add mips16e tag.
459 * m16e.igen: New file for MIPS16e instructions.
460 * configure.ac (mipsisa32*-*-*, mipsisa32r2*-*-*, mipsisa64*-*-*,
461 mipsisa64r2*-*-*): Change sim_gen to M16, add mips16 and mips16e
462 models.
463 * configure: Regenerate.
464
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4652005-05-26 David Ung <davidu@mips.com>
466
467 * mips.igen (mips32r2, mips64r2): New ISA models. Add new model
468 tags to all instructions which are applicable to the new ISAs.
469 (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Add, moved from
470 vr.igen.
471 * mips3264r2.igen: New file for MIPS 32/64 revision 2 specific
472 instructions.
473 * vr.igen (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Move
474 to mips.igen.
475 * configure.ac (mipsisa32r2*-*-*, mipsisa64r2*-*-*): Add new targets.
476 * configure: Regenerate.
477
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4782005-03-23 Mark Kettenis <kettenis@gnu.org>
479
480 * configure: Regenerate.
481
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4822005-01-14 Andrew Cagney <cagney@gnu.org>
483
484 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
485 explicit call to AC_CONFIG_HEADER.
486 * configure: Regenerate.
487
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AC
4882005-01-12 Andrew Cagney <cagney@gnu.org>
489
490 * configure.ac: Update to use ../common/common.m4.
491 * configure: Re-generate.
492
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4932005-01-11 Andrew Cagney <cagney@localhost.localdomain>
494
495 * configure: Regenerated to track ../common/aclocal.m4 changes.
496
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4972005-01-07 Andrew Cagney <cagney@gnu.org>
498
499 * configure.ac: Rename configure.in, require autoconf 2.59.
500 * configure: Re-generate.
501
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5022004-12-08 Hans-Peter Nilsson <hp@axis.com>
503
504 * configure: Regenerate for ../common/aclocal.m4 update.
505
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5062004-09-24 Monika Chaddha <monika@acmet.com>
507
508 Committed by Andrew Cagney.
509 * m16.igen (CMP, CMPI): Fix assembler.
510
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CD
5112004-08-18 Chris Demetriou <cgd@broadcom.com>
512
513 * configure.in (mipsisa64sb1*-*-*): Add mips3d to sim_igen_machine.
514 * configure: Regenerate.
515
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CD
5162004-06-25 Chris Demetriou <cgd@broadcom.com>
517
518 * configure.in (sim_m16_machine): Include mipsIII.
519 * configure: Regenerate.
520
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CD
5212004-05-11 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
522
523 * mips/interp.c (decode_coproc): Sign-extend the address retrieved
524 from COP0_BADVADDR.
525 * mips/sim-main.h (COP0_BADVADDR): Remove a cast.
526
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5272004-04-10 Chris Demetriou <cgd@broadcom.com>
528
529 * sb1.igen (DIV.PS, RECIP.PS, RSQRT.PS, SQRT.PS): New.
530
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5312004-04-09 Chris Demetriou <cgd@broadcom.com>
532
533 * mips.igen (check_fmt): Remove.
534 (ABS.fmt, ADD.fmt, C.cond.fmta, C.cond.fmtb, CEIL.L.fmt, CEIL.W)
535 (CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt, FLOOR.L.fmt)
536 (FLOOR.W.fmt, MADD.fmt, MOV.fmt, MOVtf.fmt, MOVN.fmt, MOVZ.fmt)
537 (MSUB.fmt, MUL.fmt, NEG.fmt, NMADD.fmt, NMSUB.fmt, RECIP.fmt)
538 (ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt)
539 (TRUNC.L.fmt, TRUNC.W): Explicitly specify allowed FPU formats.
540 (check_fmt_p, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
541 (FLOOR.W.fmt, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt)
542 (SQRT.fmt, TRUNC.L.fmt, TRUNC.W): Remove all uses of check_fmt.
543 (C.cnd.fmta): Remove incorrect call to check_fmt_p.
544
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5452004-04-09 Chris Demetriou <cgd@broadcom.com>
546
547 * sb1.igen (check_sbx): New function.
548 (PABSDIFF.fmt, PABSDIFC.fmt, PAVG.fmt): Use check_sbx.
549
11d66e66 5502004-03-29 Chris Demetriou <cgd@broadcom.com>
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551 Richard Sandiford <rsandifo@redhat.com>
552
553 * sim-main.h (MIPS_MACH_HAS_MT_HILO_HAZARD)
554 (MIPS_MACH_HAS_MULT_HILO_HAZARD, MIPS_MACH_HAS_DIV_HILO_HAZARD): New.
555 * mips.igen (check_mt_hilo, check_mult_hilo, check_div_hilo): Provide
556 separate implementations for mipsIV and mipsV. Use new macros to
557 determine whether the restrictions apply.
558
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5592004-01-19 Chris Demetriou <cgd@broadcom.com>
560
561 * mips.igen (check_mf_cycles, check_mt_hilo, check_mf_hilo)
562 (check_mult_hilo): Improve comments.
563 (check_div_hilo): Likewise. Also, fork off a new version
564 to handle mips32/mips64 (since there are no hazards to check
565 in MIPS32/MIPS64).
566
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5672003-06-17 Richard Sandiford <rsandifo@redhat.com>
568
569 * mips.igen (do_dmultx): Fix check for negative operands.
570
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5712003-05-16 Ian Lance Taylor <ian@airs.com>
572
573 * Makefile.in (SHELL): Make sure this is defined.
574 (various): Use $(SHELL) whenever we invoke move-if-change.
575
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5762003-05-03 Chris Demetriou <cgd@broadcom.com>
577
578 * cp1.c: Tweak attribution slightly.
579 * cp1.h: Likewise.
580 * mdmx.c: Likewise.
581 * mdmx.igen: Likewise.
582 * mips3d.igen: Likewise.
583 * sb1.igen: Likewise.
584
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5852003-04-15 Richard Sandiford <rsandifo@redhat.com>
586
587 * vr.igen (do_vr_mul_op): Zero-extend the low 32 bits of
588 unsigned operands.
589
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5902003-02-27 Andrew Cagney <cagney@redhat.com>
591
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592 * interp.c (sim_open): Rename _bfd to bfd.
593 (sim_create_inferior): Ditto.
6b4a8935 594
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5952003-01-14 Chris Demetriou <cgd@broadcom.com>
596
597 * mips.igen (LUXC1, SUXC1): New, for mipsV and mips64.
598
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5992003-01-14 Chris Demetriou <cgd@broadcom.com>
600
601 * mips.igen (EI, DI): Remove.
602
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6032003-01-05 Richard Sandiford <rsandifo@redhat.com>
604
605 * Makefile.in (tmp-run-multi): Fix mips16 filter.
606
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CD
6072003-01-04 Richard Sandiford <rsandifo@redhat.com>
608 Andrew Cagney <ac131313@redhat.com>
609 Gavin Romig-Koch <gavin@redhat.com>
610 Graydon Hoare <graydon@redhat.com>
611 Aldy Hernandez <aldyh@redhat.com>
612 Dave Brolley <brolley@redhat.com>
613 Chris Demetriou <cgd@broadcom.com>
614
615 * configure.in (mips64vr*): Define TARGET_ENABLE_FR to 1.
616 (sim_mach_default): New variable.
617 (mips64vr-*-*, mips64vrel-*-*): New configurations.
618 Add a new simulator generator, MULTI.
619 * configure: Regenerate.
620 * Makefile.in (SIM_MULTI_OBJ, SIM_EXTRA_DISTCLEAN): New variables.
621 (multi-run.o): New dependency.
622 (SIM_MULTI_ALL, SIM_MULTI_IGEN_CONFIGS): New variables.
623 (tmp-mach-multi, tmp-itable-multi, tmp-run-multi): New rules.
624 (tmp-multi): Combine them.
625 (BUILT_SRC_FROM_MULTI): New variable. Depend on tmp-multi.
626 (clean-extra): Remove sources in BUILT_SRC_FROM_MULTI.
627 (distclean-extra): New rule.
628 * sim-main.h: Include bfd.h.
629 (MIPS_MACH): New macro.
630 * mips.igen (vr4120, vr5400, vr5500): New models.
631 (clo, clz, dclo, dclz, madd, maddu, msub, msub, mul): Add *vr5500.
632 * vr.igen: Replace with new version.
633
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6342003-01-04 Chris Demetriou <cgd@broadcom.com>
635
636 * configure.in: Use SIM_AC_OPTION_RESERVED_BITS(1).
637 * configure: Regenerate.
638
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6392002-12-31 Chris Demetriou <cgd@broadcom.com>
640
641 * sim-main.h (check_branch_bug, mark_branch_bug): Remove.
642 * mips.igen: Remove all invocations of check_branch_bug and
643 mark_branch_bug.
644
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6452002-12-16 Chris Demetriou <cgd@broadcom.com>
646
647 * tconfig.in: Include "gdb/callback.h" and "gdb/remote-sim.h".
648
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6492002-07-30 Chris Demetriou <cgd@broadcom.com>
650
651 * mips.igen (do_load_double, do_store_double): New functions.
652 (LDC1, SDC1): Rename to...
653 (LDC1b, SDC1b): respectively.
654 (LDC1a, SDC1a): New instructions for MIPS II and MIPS32 support.
655
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6562002-07-29 Michael Snyder <msnyder@redhat.com>
657
658 * cp1.c (fp_recip2): Modify initialization expression so that
659 GCC will recognize it as constant.
660
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CD
6612002-06-18 Chris Demetriou <cgd@broadcom.com>
662
663 * mdmx.c (SD_): Delete.
664 (Unpredictable): Re-define, for now, to directly invoke
665 unpredictable_action().
666 (mdmx_acc_op): Fix error in .ob immediate handling.
667
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6682002-06-18 Andrew Cagney <cagney@redhat.com>
669
670 * interp.c (sim_firmware_command): Initialize `address'.
671
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6722002-06-16 Andrew Cagney <ac131313@redhat.com>
673
674 * configure: Regenerated to track ../common/aclocal.m4 changes.
675
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CD
6762002-06-14 Chris Demetriou <cgd@broadcom.com>
677 Ed Satterthwaite <ehs@broadcom.com>
678
679 * mips3d.igen: New file which contains MIPS-3D ASE instructions.
680 * Makefile.in (IGEN_INCLUDE): Add mips3d.igen.
681 * mips.igen: Include mips3d.igen.
682 (mips3d): New model name for MIPS-3D ASE instructions.
683 (CVT.W.fmt): Don't use this instruction for word (source) format
684 instructions.
685 * cp1.c (fp_binary_r, fp_add_r, fp_mul_r, fpu_inv1, fpu_inv1_32)
686 (fpu_inv1_64, fp_recip1, fp_recip2, fpu_inv_sqrt1, fpu_inv_sqrt1_32)
687 (fpu_inv_sqrt1_64, fp_rsqrt1, fp_rsqrt2): New functions.
688 (NR_FRAC_GUARD, IMPLICIT_1): New macros.
689 * sim-main.h (fmt_pw, CompareAbs, AddR, MultiplyR, Recip1, Recip2)
690 (RSquareRoot1, RSquareRoot2): New macros.
691 (fp_add_r, fp_mul_r, fp_recip1, fp_recip2, fp_rsqrt1)
692 (fp_rsqrt2): New functions.
693 * configure.in: Add MIPS-3D support to mipsisa64 simulator.
694 * configure: Regenerate.
695
3a2b820e 6962002-06-13 Chris Demetriou <cgd@broadcom.com>
eab54952 697 Ed Satterthwaite <ehs@broadcom.com>
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CD
698
699 * cp1.c (FP_PS_upper, FP_PS_lower, FP_PS_cat, FPQNaN_PS): New macros.
700 (value_fpr, store_fpr, fp_cmp, fp_unary, fp_binary, fp_mac)
701 (fp_inv_sqrt, fpu_format_name): Add paired-single support.
702 (convert): Note that this function is not used for paired-single
703 format conversions.
704 (ps_lower, ps_upper, pack_ps, convert_ps): New functions.
705 * mips.igen (FMT, MOVtf.fmt): Add paired-single support.
706 (check_fmt_p): Enable paired-single support.
707 (ALNV.PS, CVT.PS.S, CVT.S.PL, CVT.S.PU, PLL.PS, PLU.PS, PUL.PS)
708 (PUU.PS): New instructions.
709 (CVT.S.fmt): Don't use this instruction for paired-single format
710 destinations.
711 * sim-main.h (FP_formats): New value 'fmt_ps.'
712 (ps_lower, ps_upper, pack_ps, convert_ps): New prototypes.
713 (PSLower, PSUpper, PackPS, ConvertPS): New macros.
714
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7152002-06-12 Chris Demetriou <cgd@broadcom.com>
716
717 * mips.igen: Fix formatting of function calls in
718 many FP operations.
719
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7202002-06-12 Chris Demetriou <cgd@broadcom.com>
721
722 * mips.igen (MOVN, MOVZ): Trace result.
723 (TNEI): Print "tnei" as the opcode name in traces.
724 (CEIL.W): Add disassembly string for traces.
725 (RSQRT.fmt): Make location of disassembly string consistent
726 with other instructions.
727
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7282002-06-12 Chris Demetriou <cgd@broadcom.com>
729
730 * mips.igen (X): Delete unused function.
731
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7322002-06-08 Andrew Cagney <cagney@redhat.com>
733
734 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
735
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CD
7362002-06-07 Chris Demetriou <cgd@broadcom.com>
737 Ed Satterthwaite <ehs@broadcom.com>
738
739 * cp1.c (inner_mac, fp_mac, inner_rsqrt, fp_inv_sqrt)
740 (fp_rsqrt, fp_madd, fp_msub, fp_nmadd, fp_nmsub): New functions.
741 * sim-main.h (fp_rsqrt, fp_madd, fp_msub, fp_nmadd)
742 (fp_nmsub): New prototypes.
743 (RSquareRoot, MultiplyAdd, MultiplySub, NegMultiplyAdd)
744 (NegMultiplySub): New defines.
745 * mips.igen (RSQRT.fmt): Use RSquareRoot().
746 (MADD.D, MADD.S): Replace with...
747 (MADD.fmt): New instruction.
748 (MSUB.D, MSUB.S): Replace with...
749 (MSUB.fmt): New instruction.
750 (NMADD.D, NMADD.S): Replace with...
751 (NMADD.fmt): New instruction.
752 (NMSUB.D, MSUB.S): Replace with...
753 (NMSUB.fmt): New instruction.
754
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7552002-06-07 Chris Demetriou <cgd@broadcom.com>
756 Ed Satterthwaite <ehs@broadcom.com>
757
758 * cp1.c: Fix more comment spelling and formatting.
759 (value_fcr, store_fcr): Use fenr_FS rather than hard-coding value.
760 (denorm_mode): New function.
761 (fpu_unary, fpu_binary): Round results after operation, collect
762 status from rounding operations, and update the FCSR.
763 (convert): Collect status from integer conversions and rounding
764 operations, and update the FCSR. Adjust NaN values that result
765 from conversions. Convert to use sim_io_eprintf rather than
766 fprintf, and remove some debugging code.
767 * cp1.h (fenr_FS): New define.
768
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7692002-06-07 Chris Demetriou <cgd@broadcom.com>
770
771 * cp1.c (convert): Remove unusable debugging code, and move MIPS
772 rounding mode to sim FP rounding mode flag conversion code into...
773 (rounding_mode): New function.
774
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7752002-06-07 Chris Demetriou <cgd@broadcom.com>
776
777 * cp1.c: Clean up formatting of a few comments.
778 (value_fpr): Reformat switch statement.
779
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7802002-06-06 Chris Demetriou <cgd@broadcom.com>
781 Ed Satterthwaite <ehs@broadcom.com>
782
783 * cp1.h: New file.
784 * sim-main.h: Include cp1.h.
785 (SETFCC, GETFCC, IR, UF, OF, DX, IO, UO, FP_FLAGS, FP_ENABLE)
786 (FP_CAUSE, GETFS, FP_RM_NEAREST, FP_RM_TOZERO, FP_RM_TOPINF)
787 (FP_RM_TOMINF, GETRM): Remove. Moved to cp1.h.
788 (FP_FS, FP_MASK_RM, FP_SH_RM, Nan, Less, Equal): Remove.
789 (value_fcr, store_fcr, test_fcsr, fp_cmp): New prototypes.
790 (ValueFCR, StoreFCR, TestFCSR, Compare): New macros.
791 * cp1.c: Don't include sim-fpu.h; already included by
792 sim-main.h. Clean up formatting of some comments.
793 (NaN, Equal, Less): Remove.
794 (test_fcsr, value_fcr, store_fcr, update_fcsr, fp_test)
795 (fp_cmp): New functions.
796 * mips.igen (do_c_cond_fmt): Remove.
797 (C.cond.fmta, C.cond.fmtb): Replace uses of do_c_cond_fmt_a with
798 Compare. Add result tracing.
799 (CxC1): Remove, replace with...
800 (CFC1a, CFC1b, CFC1c, CTC1a, CTC1b, CTC1c): New instructions.
801 (DMxC1): Remove, replace with...
802 (DMFC1a, DMFC1b, DMTC1a, DMTC1b): New instructions.
803 (MxC1): Remove, replace with...
804 (MFC1a, MFC1b, MTC1a, MTC1b): New instructions.
805
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8062002-06-04 Chris Demetriou <cgd@broadcom.com>
807
808 * sim-main.h (FGRIDX): Remove, replace all uses with...
809 (FGR_BASE): New macro.
810 (FP0_REGNUM, FCRCS_REGNUM, FCRIR_REGNUM): New macros.
811 (_sim_cpu): Move 'fgr' member to be right before 'fpr_state' member.
812 (NR_FGR, FGR): Likewise.
813 * interp.c: Replace all uses of FGRIDX with FGR_BASE.
814 * mips.igen: Likewise.
815
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8162002-06-04 Chris Demetriou <cgd@broadcom.com>
817
818 * cp1.c: Add an FSF Copyright notice to this file.
819
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CD
8202002-06-04 Chris Demetriou <cgd@broadcom.com>
821 Ed Satterthwaite <ehs@broadcom.com>
822
823 * cp1.c (Infinity): Remove.
824 * sim-main.h (Infinity): Likewise.
825
826 * cp1.c (fp_unary, fp_binary): New functions.
827 (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div, fp_recip)
828 (fp_sqrt): New functions, implemented in terms of the above.
829 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
830 (Recip, SquareRoot): Remove (replaced by functions above).
831 * sim-main.h (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div)
832 (fp_recip, fp_sqrt): New prototypes.
833 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
834 (Recip, SquareRoot): Replace prototypes with #defines which
835 invoke the functions above.
836
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8372002-06-03 Chris Demetriou <cgd@broadcom.com>
838
839 * sim-main.h (Nan, Infinity, Less, Equal, AbsoluteValue, Negate)
840 (Add, Sub, Multiply, Divide, Recip, SquareRoot): Move lower in
841 file, remove PARAMS from prototypes.
842 (value_fpr, store_fpr, convert): Likewise. Use SIM_STATE to provide
843 simulator state arguments.
844 (ValueFPR, StoreFPR, Convert): Move lower in file. Use SIM_ARGS to
845 pass simulator state arguments.
846 * cp1.c (SD): Redefine as CPU_STATE(cpu).
847 (store_fpr, convert): Remove 'sd' argument.
848 (value_fpr): Likewise. Convert to use 'SD' instead.
849
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8502002-06-03 Chris Demetriou <cgd@broadcom.com>
851
852 * cp1.c (Min, Max): Remove #if 0'd functions.
853 * sim-main.h (Min, Max): Remove.
854
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8552002-06-03 Chris Demetriou <cgd@broadcom.com>
856
857 * cp1.c: fix formatting of switch case and default labels.
858 * interp.c: Likewise.
859 * sim-main.c: Likewise.
860
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8612002-06-03 Chris Demetriou <cgd@broadcom.com>
862
863 * cp1.c: Clean up comments which describe FP formats.
864 (FPQNaN_DOUBLE, FPQNaN_LONG): Generate using UNSIGNED64.
865
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8662002-06-03 Chris Demetriou <cgd@broadcom.com>
867 Ed Satterthwaite <ehs@broadcom.com>
868
869 * configure.in (mipsisa64sb1*-*-*): New target for supporting
870 Broadcom SiByte SB-1 processor configurations.
871 * configure: Regenerate.
872 * sb1.igen: New file.
873 * mips.igen: Include sb1.igen.
874 (sb1): New model.
875 * Makefile.in (IGEN_INCLUDE): Add sb1.igen.
876 * mdmx.igen: Add "sb1" model to all appropriate functions and
877 instructions.
878 * mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
879 (ob_func, ob_acc): Reference the above.
880 (qh_acc): Adjust to keep the same size as ob_acc.
881 * sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
882 (MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.
883
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8842002-06-03 Chris Demetriou <cgd@broadcom.com>
885
886 * Makefile.in (IGEN_INCLUDE): Add mdmx.igen.
887
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8882002-06-02 Chris Demetriou <cgd@broadcom.com>
889 Ed Satterthwaite <ehs@broadcom.com>
890
891 * mips.igen (mdmx): New (pseudo-)model.
892 * mdmx.c, mdmx.igen: New files.
893 * Makefile.in (SIM_OBJS): Add mdmx.o.
894 * sim-main.h (MDMX_accumulator, MX_fmtsel, signed24, signed48):
895 New typedefs.
896 (ACC, MX_Add, MX_AddA, MX_AddL, MX_And, MX_C_EQ, MX_C_LT, MX_Comp)
897 (MX_FMT_OB, MX_FMT_QH, MX_Max, MX_Min, MX_Msgn, MX_Mul, MX_MulA)
898 (MX_MulL, MX_MulS, MX_MulSL, MX_Nor, MX_Or, MX_Pick, MX_RAC)
899 (MX_RAC_H, MX_RAC_L, MX_RAC_M, MX_RNAS, MX_RNAU, MX_RND_AS)
900 (MX_RND_AU, MX_RND_ES, MX_RND_EU, MX_RND_ZS, MX_RND_ZU, MX_RNES)
901 (MX_RNEU, MX_RZS, MX_RZU, MX_SHFL, MX_ShiftLeftLogical)
902 (MX_ShiftRightArith, MX_ShiftRightLogical, MX_Sub, MX_SubA, MX_SubL)
903 (MX_VECT_ADD, MX_VECT_ADDA, MX_VECT_ADDL, MX_VECT_AND)
904 (MX_VECT_MAX, MX_VECT_MIN, MX_VECT_MSGN, MX_VECT_MUL, MX_VECT_MULA)
905 (MX_VECT_MULL, MX_VECT_MULS, MX_VECT_MULSL, MX_VECT_NOR)
906 (MX_VECT_OR, MX_VECT_SLL, MX_VECT_SRA, MX_VECT_SRL, MX_VECT_SUB)
907 (MX_VECT_SUBA, MX_VECT_SUBL, MX_VECT_XOR, MX_WACH, MX_WACL, MX_Xor)
908 (SIM_ARGS, SIM_STATE, UnpredictableResult, fmt_mdmx, ob_fmtsel)
909 (qh_fmtsel): New macros.
910 (_sim_cpu): New member "acc".
911 (mdmx_acc_op, mdmx_cc_op, mdmx_cpr_op, mdmx_pick_op, mdmx_rac_op)
912 (mdmx_round_op, mdmx_shuffle, mdmx_wach, mdmx_wacl): New functions.
913
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9142002-05-01 Chris Demetriou <cgd@broadcom.com>
915
916 * interp.c: Use 'deprecated' rather than 'depreciated.'
917 * sim-main.h: Likewise.
918
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9192002-05-01 Chris Demetriou <cgd@broadcom.com>
920
921 * cp1.c (store_fpr): Remove #ifdef'd out call to UndefinedResult
922 which wouldn't compile anyway.
923 * sim-main.h (unpredictable_action): New function prototype.
924 (Unpredictable): Define to call igen function unpredictable().
925 (NotWordValue): New macro to call igen function not_word_value().
926 (UndefinedResult): Remove.
927 * interp.c (undefined_result): Remove.
928 (unpredictable_action): New function.
929 * mips.igen (not_word_value, unpredictable): New functions.
930 (ADD, ADDI, do_addiu, do_addu, BGEZAL, BGEZALL, BLTZAL, BLTZALL)
931 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, do_mult, do_multu)
932 (do_sra, do_srav, do_srl, do_srlv, SUB, do_subu): Invoke
933 NotWordValue() to check for unpredictable inputs, then
934 Unpredictable() to handle them.
935
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9362002-02-24 Chris Demetriou <cgd@broadcom.com>
937
938 * mips.igen: Fix formatting of calls to Unpredictable().
939
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9402002-04-20 Andrew Cagney <ac131313@redhat.com>
941
942 * interp.c (sim_open): Revert previous change.
943
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9442002-04-18 Alexandre Oliva <aoliva@redhat.com>
945
946 * interp.c (sim_open): Disable chunk of code that wrote code in
947 vector table entries.
948
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9492002-03-19 Chris Demetriou <cgd@broadcom.com>
950
951 * cp1.c (FP_S_s, FP_D_s, FP_S_be, FP_D_be, FP_S_e, FP_D_e, FP_S_f)
952 (FP_D_f, FP_S_fb, FP_D_fb, FPINF_SINGLE, FPINF_DOUBLE): Remove
953 unused definitions.
954
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9552002-03-19 Chris Demetriou <cgd@broadcom.com>
956
957 * cp1.c: Fix many formatting issues.
958
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9592002-03-19 Chris G. Demetriou <cgd@broadcom.com>
960
961 * cp1.c (fpu_format_name): New function to replace...
962 (DOFMT): This. Delete, and update all callers.
963 (fpu_rounding_mode_name): New function to replace...
964 (RMMODE): This. Delete, and update all callers.
965
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9662002-03-19 Chris G. Demetriou <cgd@broadcom.com>
967
968 * interp.c: Move FPU support routines from here to...
969 * cp1.c: Here. New file.
970 * Makefile.in (SIM_OBJS): Add cp1.o to object list.
971 (cp1.o): New target.
972
1e799e28
CD
9732002-03-12 Chris Demetriou <cgd@broadcom.com>
974
975 * configure.in (mipsisa32*-*-*, mipsisa64*-*-*): New targets.
976 * mips.igen (mips32, mips64): New models, add to all instructions
977 and functions as appropriate.
978 (loadstore_ea, check_u64): New variant for model mips64.
979 (check_fmt_p): New variant for models mipsV and mips64, remove
980 mipsV model marking fro other variant.
981 (SLL) Rename to...
982 (SLLa) this.
983 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, SLLb): New instructions
984 for mips32 and mips64.
985 (DCLO, DCLZ): New instructions for mips64.
986
82f728db
CD
9872002-03-07 Chris Demetriou <cgd@broadcom.com>
988
989 * mips.igen (BREAK, LUI, ORI, SYSCALL, XORI): Print
990 immediate or code as a hex value with the "%#lx" format.
991 (ANDI): Likewise, and fix printed instruction name.
992
b96e7ef1
CD
9932002-03-05 Chris Demetriou <cgd@broadcom.com>
994
995 * sim-main.h (UndefinedResult, Unpredictable): New macros
996 which currently do nothing.
997
d35d4f70
CD
9982002-03-05 Chris Demetriou <cgd@broadcom.com>
999
1000 * sim-main.h (status_UX, status_SX, status_KX, status_TS)
1001 (status_PX, status_MX, status_CU0, status_CU1, status_CU2)
1002 (status_CU3): New definitions.
1003
1004 * sim-main.h (ExceptionCause): Add new values for MIPS32
1005 and MIPS64: MDMX, MCheck, CacheErr. Update comments
1006 for DebugBreakPoint and NMIReset to note their status in
1007 MIPS32 and MIPS64.
1008 (SignalExceptionMDMX, SignalExceptionWatch, SignalExceptionMCheck)
1009 (SignalExceptionCacheErr): New exception macros.
1010
3ad6f714
CD
10112002-03-05 Chris Demetriou <cgd@broadcom.com>
1012
1013 * mips.igen (check_fpu): Enable check for coprocessor 1 usability.
1014 * sim-main.h (COP_Usable): Define, but for now coprocessor 1
1015 is always enabled.
1016 (SignalExceptionCoProcessorUnusable): Take as argument the
1017 unusable coprocessor number.
1018
86b77b47
CD
10192002-03-05 Chris Demetriou <cgd@broadcom.com>
1020
1021 * mips.igen: Fix formatting of all SignalException calls.
1022
97a88e93 10232002-03-05 Chris Demetriou <cgd@broadcom.com>
3dea6720
CD
1024
1025 * sim-main.h (SIGNEXTEND): Remove.
1026
97a88e93 10272002-03-04 Chris Demetriou <cgd@broadcom.com>
b5040d49
CD
1028
1029 * mips.igen: Remove gencode comment from top of file, fix
1030 spelling in another comment.
1031
97a88e93 10322002-03-04 Chris Demetriou <cgd@broadcom.com>
8612006b
CD
1033
1034 * mips.igen (check_fmt, check_fmt_p): New functions to check
1035 whether specific floating point formats are usable.
1036 (ABS.fmt, ADD.fmt, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
1037 (FLOOR.W.fmt, MOV.fmt, MUL.fmt, NEG.fmt, RECIP.fmt, ROUND.L.fmt)
1038 (ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt, TRUNC.L.fmt, TRUNC.W):
1039 Use the new functions.
1040 (do_c_cond_fmt): Remove format checks...
1041 (C.cond.fmta, C.cond.fmtb): And move them into all callers.
1042
97a88e93 10432002-03-03 Chris Demetriou <cgd@broadcom.com>
9b17d183
CD
1044
1045 * mips.igen: Fix formatting of check_fpu calls.
1046
41774c9d
CD
10472002-03-03 Chris Demetriou <cgd@broadcom.com>
1048
1049 * mips.igen (FLOOR.L.fmt): Store correct destination register.
1050
4a0bd876
CD
10512002-03-03 Chris Demetriou <cgd@broadcom.com>
1052
1053 * mips.igen: Remove whitespace at end of lines.
1054
09297648
CD
10552002-03-02 Chris Demetriou <cgd@broadcom.com>
1056
1057 * mips.igen (loadstore_ea): New function to do effective
1058 address calculations.
1059 (do_load, do_load_left, do_load_right, LL, LDD, PREF, do_store,
1060 do_store_left, do_store_right, SC, SCD, PREFX, SWC1, SWXC1,
1061 CACHE): Use loadstore_ea to do effective address computations.
1062
043b7057
CD
10632002-03-02 Chris Demetriou <cgd@broadcom.com>
1064
1065 * interp.c (load_word): Use EXTEND32 rather than SIGNEXTEND.
1066 * mips.igen (LL, CxC1, MxC1): Likewise.
1067
c1e8ada4
CD
10682002-03-02 Chris Demetriou <cgd@broadcom.com>
1069
1070 * mips.igen (LL, LLD, PREF, SC, SCD, ABS.fmt, ADD.fmt, CEIL.L.fmt,
1071 CEIL.W, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt,
1072 FLOOR.L.fmt, FLOOR.W.fmt, MADD.D, MADD.S, MOV.fmt, MOVtf.fmt,
1073 MSUB.D, MSUB.S, MUL.fmt, NEG.fmt, NMADD.D, NMADD.S, NMSUB.D,
1074 NMSUB.S, PREFX, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt,
1075 SQRT.fmt, SUB.fmt, SWC1, SWXC1, TRUNC.L.fmt, TRUNC.W, CACHE):
1076 Don't split opcode fields by hand, use the opcode field values
1077 provided by igen.
1078
3e1dca16
CD
10792002-03-01 Chris Demetriou <cgd@broadcom.com>
1080
1081 * mips.igen (do_divu): Fix spacing.
1082
1083 * mips.igen (do_dsllv): Move to be right before DSLLV,
1084 to match the rest of the do_<shift> functions.
1085
fff8d27d
CD
10862002-03-01 Chris Demetriou <cgd@broadcom.com>
1087
1088 * mips.igen (do_dsll, do_dsllv, DSLL32, do_dsra, DSRA32, do_dsrl,
1089 DSRL32, do_dsrlv): Trace inputs and results.
1090
0d3e762b
CD
10912002-03-01 Chris Demetriou <cgd@broadcom.com>
1092
1093 * mips.igen (CACHE): Provide instruction-printing string.
1094
1095 * interp.c (signal_exception): Comment tokens after #endif.
1096
eb5fcf93
CD
10972002-02-28 Chris Demetriou <cgd@broadcom.com>
1098
1099 * mips.igen (LWXC1): Mark with filter "64,f", rather than just "32".
1100 (MOVtf, MxC1, MxC1, DMxC1, DMxC1, CxC1, CxC1, SQRT.fmt, MOV.fmt,
1101 NEG.fmt, ROUND.L.fmt, TRUNC.L.fmt, CEIL.L.fmt, FLOOR.L.fmt,
1102 ROUND.W.fmt, TRUNC.W, CEIL.W, FLOOR.W.fmt, RECIP.fmt, RSQRT.fmt,
1103 CVT.S.fmt, CVT.D.fmt, CVT.W.fmt, CVT.L.fmt, MOVtf.fmt, C.cond.fmta,
1104 C.cond.fmtb, SUB.fmt, MUL.fmt, DIV.fmt, MOVZ.fmt, MOVN.fmt, LDXC1,
1105 SWXC1, SDXC1, MSUB.D, MSUB.S, NMADD.S, NMADD.D, NMSUB.S, NMSUB.D,
1106 LWC1, SWC1): Add "f" to filter, since these are FP instructions.
1107
bb22bd7d
CD
11082002-02-28 Chris Demetriou <cgd@broadcom.com>
1109
1110 * mips.igen (DSRA32, DSRAV): Fix order of arguments in
1111 instruction-printing string.
1112 (LWU): Use '64' as the filter flag.
1113
91a177cf
CD
11142002-02-28 Chris Demetriou <cgd@broadcom.com>
1115
1116 * mips.igen (SDXC1): Fix instruction-printing string.
1117
387f484a
CD
11182002-02-28 Chris Demetriou <cgd@broadcom.com>
1119
1120 * mips.igen (LDC1, SDC1): Remove mipsI model, and mark with
1121 filter flags "32,f".
1122
3d81f391
CD
11232002-02-27 Chris Demetriou <cgd@broadcom.com>
1124
1125 * mips.igen (PREFX): This is a 64-bit instruction, use '64'
1126 as the filter flag.
1127
af5107af
CD
11282002-02-27 Chris Demetriou <cgd@broadcom.com>
1129
1130 * mips.igen (PREFX): Tweak instruction opcode fields (i.e.,
1131 add a comma) so that it more closely match the MIPS ISA
1132 documentation opcode partitioning.
1133 (PREF): Put useful names on opcode fields, and include
1134 instruction-printing string.
1135
ca971540
CD
11362002-02-27 Chris Demetriou <cgd@broadcom.com>
1137
1138 * mips.igen (check_u64): New function which in the future will
1139 check whether 64-bit instructions are usable and signal an
1140 exception if not. Currently a no-op.
1141 (DADD, DADDI, DADDIU, DADDU, DDIV, DDIVU, DMULT, DMULTU, DSLL,
1142 DSLL32, DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB,
1143 DSUBU, LD, LDL, LDR, LLD, LWU, SCD, SD, SDL, SDR, DMxC1, LDXC1,
1144 LWXC1, SDXC1, SWXC1, DMFC0, DMTC0): Use check_u64.
1145
1146 * mips.igen (check_fpu): New function which in the future will
1147 check whether FPU instructions are usable and signal an exception
1148 if not. Currently a no-op.
1149 (ABS.fmt, ADD.fmt, BC1a, BC1b, C.cond.fmta, C.cond.fmtb,
1150 CEIL.L.fmt, CEIL.W, CxC1, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt,
1151 CVT.W.fmt, DIV.fmt, DMxC1, DMxC1, FLOOR.L.fmt, FLOOR.W.fmt, LDC1,
1152 LDXC1, LWC1, LWXC1, MADD.D, MADD.S, MxC1, MOV.fmt, MOVtf,
1153 MOVtf.fmt, MOVN.fmt, MOVZ.fmt, MSUB.D, MSUB.S, MUL.fmt, NEG.fmt,
1154 NMADD.D, NMADD.S, NMSUB.D, NMSUB.S, RECIP.fmt, ROUND.L.fmt,
1155 ROUND.W.fmt, RSQRT.fmt, SDC1, SDXC1, SQRT.fmt, SUB.fmt, SWC1,
1156 SWXC1, TRUNC.L.fmt, TRUNC.W): Use check_fpu.
1157
1c47a468
CD
11582002-02-27 Chris Demetriou <cgd@broadcom.com>
1159
1160 * mips.igen (do_load_left, do_load_right): Move to be immediately
1161 following do_load.
1162 (do_store_left, do_store_right): Move to be immediately following
1163 do_store.
1164
603a98e7
CD
11652002-02-27 Chris Demetriou <cgd@broadcom.com>
1166
1167 * mips.igen (mipsV): New model name. Also, add it to
1168 all instructions and functions where it is appropriate.
1169
c5d00cc7
CD
11702002-02-18 Chris Demetriou <cgd@broadcom.com>
1171
1172 * mips.igen: For all functions and instructions, list model
1173 names that support that instruction one per line.
1174
074e9cb8
CD
11752002-02-11 Chris Demetriou <cgd@broadcom.com>
1176
1177 * mips.igen: Add some additional comments about supported
1178 models, and about which instructions go where.
1179 (BC1b, MFC0, MTC0, RFE): Sort supported models in the same
1180 order as is used in the rest of the file.
1181
9805e229
CD
11822002-02-11 Chris Demetriou <cgd@broadcom.com>
1183
1184 * mips.igen (ADD, ADDI, DADDI, DSUB, SUB): Add comment
1185 indicating that ALU32_END or ALU64_END are there to check
1186 for overflow.
1187 (DADD): Likewise, but also remove previous comment about
1188 overflow checking.
1189
f701dad2
CD
11902002-02-10 Chris Demetriou <cgd@broadcom.com>
1191
1192 * mips.igen (DDIV, DIV, DIVU, DMULT, DMULTU, DSLL, DSLL32,
1193 DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB, DSUBU,
1194 JALR, JR, MOVN, MOVZ, MTLO, MULT, MULTU, SLL, SLLV, SLT, SLTU,
1195 SRAV, SRLV, SUB, SUBU, SYNC, XOR, MOVtf, DI, DMFC0, DMTC0, EI,
1196 ERET, RFE, TLBP, TLBR, TLBWI, TLBWR): Tweak instruction opcode
1197 fields (i.e., add and move commas) so that they more closely
1198 match the MIPS ISA documentation opcode partitioning.
1199
12002002-02-10 Chris Demetriou <cgd@broadcom.com>
20ae0098
CD
1201
1202 * mips.igen (ADDI): Print immediate value.
1203 (BREAK): Print code.
1204 (DADDIU, DSRAV, DSRLV): Print correct instruction name.
1205 (SLL): Print "nop" specially, and don't run the code
1206 that does the shift for the "nop" case.
1207
9e52972e
FF
12082001-11-17 Fred Fish <fnf@redhat.com>
1209
1210 * sim-main.h (float_operation): Move enum declaration outside
1211 of _sim_cpu struct declaration.
1212
c0efbca4
JB
12132001-04-12 Jim Blandy <jimb@redhat.com>
1214
1215 * mips.igen (CFC1, CTC1): Pass the correct register numbers to
1216 PENDING_FILL. Use PENDING_SCHED directly to handle the pending
1217 set of the FCSR.
1218 * sim-main.h (COCIDX): Remove definition; this isn't supported by
1219 PENDING_FILL, and you can get the intended effect gracefully by
1220 calling PENDING_SCHED directly.
1221
fb891446
BE
12222001-02-23 Ben Elliston <bje@redhat.com>
1223
1224 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Only define if not
1225 already defined elsewhere.
1226
8030f857
BE
12272001-02-19 Ben Elliston <bje@redhat.com>
1228
1229 * sim-main.h (sim_monitor): Return an int.
1230 * interp.c (sim_monitor): Add return values.
1231 (signal_exception): Handle error conditions from sim_monitor.
1232
56b48a7a
CD
12332001-02-08 Ben Elliston <bje@redhat.com>
1234
1235 * sim-main.c (load_memory): Pass cia to sim_core_read* functions.
1236 (store_memory): Likewise, pass cia to sim_core_write*.
1237
d3ee60d9
FCE
12382000-10-19 Frank Ch. Eigler <fche@redhat.com>
1239
1240 On advice from Chris G. Demetriou <cgd@sibyte.com>:
1241 * sim-main.h (GPR_CLEAR): Remove unused alternative macro.
1242
071da002
AC
1243Thu Jul 27 22:02:05 2000 Andrew Cagney <cagney@b1.cygnus.com>
1244
1245 From Maciej W. Rozycki <macro@ds2.pg.gda.pl>:
1246 * Makefile.in: Don't delete *.igen when cleaning directory.
1247
a28c02cd
AC
1248Wed Jul 19 18:50:51 2000 Andrew Cagney <cagney@b1.cygnus.com>
1249
1250 * m16.igen (break): Call SignalException not sim_engine_halt.
1251
80ee11fa
AC
1252Mon Jul 3 11:13:20 2000 Andrew Cagney <cagney@b1.cygnus.com>
1253
1254 From Jason Eckhardt:
1255 * mips.igen (MOVZ.fmt, MOVN.fmt): Move conditional on GPR[RT].
1256
673388c0
AC
1257Tue Jun 13 20:52:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
1258
1259 * mips.igen (MxC1, DMxC1): Fix printf formatting.
1260
4c0deff4
NC
12612000-05-24 Michael Hayes <mhayes@cygnus.com>
1262
1263 * mips.igen (do_dmultx): Fix typo.
1264
eb2d80b4
AC
1265Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
1266
1267 * configure: Regenerated to track ../common/aclocal.m4 changes.
1268
dd37a34b
AC
1269Fri Apr 28 20:48:36 2000 Andrew Cagney <cagney@b1.cygnus.com>
1270
1271 * mips.igen (DMxC1): Fix format arguments for sim_io_eprintf call.
1272
4c0deff4
NC
12732000-04-12 Frank Ch. Eigler <fche@redhat.com>
1274
1275 * sim-main.h (GPR_CLEAR): Define macro.
1276
e30db738
AC
1277Mon Apr 10 00:07:09 2000 Andrew Cagney <cagney@b1.cygnus.com>
1278
1279 * interp.c (decode_coproc): Output long using %lx and not %s.
1280
cb7450ea
FCE
12812000-03-21 Frank Ch. Eigler <fche@redhat.com>
1282
1283 * interp.c (sim_open): Sort & extend dummy memory regions for
1284 --board=jmr3904 for eCos.
1285
a3027dd7
FCE
12862000-03-02 Frank Ch. Eigler <fche@redhat.com>
1287
1288 * configure: Regenerated.
1289
1290Tue Feb 8 18:35:01 2000 Donald Lindsay <dlindsay@hound.cygnus.com>
1291
1292 * interp.c, mips.igen: all 5 DEADC0DE situations now have sim_io_eprintf
1293 calls, conditional on the simulator being in verbose mode.
1294
dfcd3bfb
JM
1295Fri Feb 4 09:45:15 2000 Donald Lindsay <dlindsay@cygnus.com>
1296
1297 * sim-main.c (cache_op): Added case arm so that CACHE ops to a secondary
1298 cache don't get ReservedInstruction traps.
1299
c2d11a7d
JM
13001999-11-29 Mark Salter <msalter@cygnus.com>
1301
1302 * dv-tx3904sio.c (tx3904sio_io_write_buffer): Use write value as a mask
1303 to clear status bits in sdisr register. This is how the hardware works.
1304
1305 * interp.c (sim_open): Added more memory aliases for jmr3904 hardware
1306 being used by cygmon.
1307
4ce44c66
JM
13081999-11-11 Andrew Haley <aph@cygnus.com>
1309
1310 * interp.c (decode_coproc): Correctly handle DMFC0 and DMTC0
1311 instructions.
1312
cff3e48b
JM
1313Thu Sep 9 15:12:08 1999 Geoffrey Keating <geoffk@cygnus.com>
1314
1315 * mips.igen (MULT): Correct previous mis-applied patch.
1316
d4f3574e
SS
1317Tue Sep 7 13:34:54 1999 Geoffrey Keating <geoffk@cygnus.com>
1318
1319 * mips.igen (delayslot32): Handle sequence like
1320 mtc1 $at,$f12 ; jal fp_add ; mov.s $f13,$f12
1321 correctly by calling ENGINE_ISSUE_PREFIX_HOOK() before issue.
1322 (MULT): Actually pass the third register...
1323
13241999-09-03 Mark Salter <msalter@cygnus.com>
1325
1326 * interp.c (sim_open): Added more memory aliases for additional
1327 hardware being touched by cygmon on jmr3904 board.
1328
1329Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
1330
1331 * configure: Regenerated to track ../common/aclocal.m4 changes.
1332
a0b3c4fd
JM
1333Tue Jul 27 16:36:51 1999 Andrew Cagney <cagney@amy.cygnus.com>
1334
1335 * interp.c (sim_store_register): Handle case where client - GDB -
1336 specifies that a 4 byte register is 8 bytes in size.
1337 (sim_fetch_register): Ditto.
1338
adf40b2e
JM
13391999-07-14 Frank Ch. Eigler <fche@cygnus.com>
1340
1341 Implement "sim firmware" option, inspired by jimb's version of 1998-01.
1342 * interp.c (firmware_option_p): New global flag: "sim firmware" given.
1343 (idt_monitor_base): Base address for IDT monitor traps.
1344 (pmon_monitor_base): Ditto for PMON.
1345 (lsipmon_monitor_base): Ditto for LSI PMON.
1346 (MONITOR_BASE, MONITOR_SIZE): Removed macros.
1347 (mips_option): Add "firmware" option with new OPTION_FIRMWARE key.
1348 (sim_firmware_command): New function.
1349 (mips_option_handler): Call it for OPTION_FIRMWARE.
1350 (sim_open): Allocate memory for idt_monitor region. If "--board"
1351 option was given, add no monitor by default. Add BREAK hooks only if
1352 monitors are also there.
1353
43e526b9
JM
1354Mon Jul 12 00:02:27 1999 Andrew Cagney <cagney@amy.cygnus.com>
1355
1356 * interp.c (sim_monitor): Flush output before reading input.
1357
1358Sun Jul 11 19:28:11 1999 Andrew Cagney <cagney@b1.cygnus.com>
1359
1360 * tconfig.in (SIM_HANDLES_LMA): Always define.
1361
1362Thu Jul 8 16:06:59 1999 Andrew Cagney <cagney@b1.cygnus.com>
1363
1364 From Mark Salter <msalter@cygnus.com>:
1365 * interp.c (BOARD_BSP): Define. Add to list of possible boards.
1366 (sim_open): Add setup for BSP board.
1367
9846de1b
JM
1368Wed Jul 7 12:45:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
1369
1370 * mips.igen (MULT, MULTU): Add syntax for two operand version.
1371 (DMFC0, DMTC0): Recognize. Call DecodeCoproc which will report
1372 them as unimplemented.
1373
cd0fc7c3
SS
13741999-05-08 Felix Lee <flee@cygnus.com>
1375
1376 * configure: Regenerated to track ../common/aclocal.m4 changes.
1377
7a292a7a
SS
13781999-04-21 Frank Ch. Eigler <fche@cygnus.com>
1379
1380 * mips.igen (bc0f): For the TX39 only, decode this as a no-op stub.
1381
1382Thu Apr 15 14:15:17 1999 Andrew Cagney <cagney@amy.cygnus.com>
1383
1384 * configure.in: Any mips64vr5*-*-* target should have
1385 -DTARGET_ENABLE_FR=1.
1386 (default_endian): Any mips64vr*el-*-* target should default to
1387 LITTLE_ENDIAN.
1388 * configure: Re-generate.
1389
13901999-02-19 Gavin Romig-Koch <gavin@cygnus.com>
1391
1392 * mips.igen (ldl): Extend from _16_, not 32.
1393
1394Wed Jan 27 18:51:38 1999 Andrew Cagney <cagney@chook.cygnus.com>
1395
1396 * interp.c (sim_store_register): Force registers written to by GDB
1397 into an un-interpreted state.
1398
c906108c
SS
13991999-02-05 Frank Ch. Eigler <fche@cygnus.com>
1400
1401 * dv-tx3904sio.c (tx3904sio_tickle): After a polled I/O from the
1402 CPU, start periodic background I/O polls.
1403 (tx3904sio_poll): New function: periodic I/O poller.
1404
14051998-12-30 Frank Ch. Eigler <fche@cygnus.com>
1406
1407 * mips.igen (BREAK): Call signal_exception instead of sim_engine_halt.
1408
1409Tue Dec 29 16:03:53 1998 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1410
1411 * configure.in, configure (mips64vr5*-*-*): Added missing ;; in
1412 case statement.
1413
14141998-12-29 Frank Ch. Eigler <fche@cygnus.com>
1415
1416 * interp.c (sim_open): Allocate jm3904 memory in smaller chunks.
1417 (load_word): Call SIM_CORE_SIGNAL hook on error.
1418 (signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook before
1419 starting. For exception dispatching, pass PC instead of NULL_CIA.
1420 (decode_coproc): Use COP0_BADVADDR to store faulting address.
1421 * sim-main.h (COP0_BADVADDR): Define.
1422 (SIM_CORE_SIGNAL): Define hook to call mips_core_signal.
1423 (SIM_CPU_EXCEPTION*): Define hooks to call mips_cpu_exception*().
1424 (_sim_cpu): Add exc_* fields to store register value snapshots.
1425 * mips.igen (*): Replace memory-related SignalException* calls
1426 with references to SIM_CORE_SIGNAL hook.
1427
1428 * dv-tx3904irc.c (tx3904irc_port_event): printf format warning
1429 fix.
1430 * sim-main.c (*): Minor warning cleanups.
1431
14321998-12-24 Gavin Romig-Koch <gavin@cygnus.com>
1433
1434 * m16.igen (DADDIU5): Correct type-o.
1435
1436Mon Dec 21 10:34:48 1998 Andrew Cagney <cagney@chook>
1437
1438 * mips.igen (do_ddiv, do_ddivu): Pacify GCC. Update hi/lo via tmp
1439 variables.
1440
1441Wed Dec 16 18:20:28 1998 Andrew Cagney <cagney@chook>
1442
1443 * Makefile.in (SIM_EXTRA_CFLAGS): No longer need to add .../newlib
1444 to include path.
1445 (interp.o): Add dependency on itable.h
1446 (oengine.c, gencode): Delete remaining references.
1447 (BUILT_SRC_FROM_GEN): Clean up.
1448
14491998-12-16 Gavin Romig-Koch <gavin@cygnus.com>
1450
1451 * vr4run.c: New.
1452 * Makefile.in (SIM_HACK_OBJ,HACK_OBJS,HACK_GEN_SRCS,libhack.a,
1453 tmp-hack,tmp-m32-hack,tmp-m16-hack,tmp-itable-hack,
1454 tmp-run-hack) : New.
1455 * m16.igen (LD,DADDIU,DADDUI5,DADJSP,DADDIUSP,DADDI,DADDU,DSUBU,
1456 DSLL,DSRL,DSRA,DSLLV,DSRAV,DMULT,DMULTU,DDIV,DDIVU,JALX32,JALX):
1457 Drop the "64" qualifier to get the HACK generator working.
1458 Use IMMEDIATE rather than IMMED. Use SHAMT rather than SHIFT.
1459 * mips.igen (do_daddiu,do_ddiv,do_divu): Remove the 64-only
1460 qualifier to get the hack generator working.
1461 (do_dsll,do_dsllv,do_dsra,do_dsrl,do_dsrlv): New.
1462 (DSLL): Use do_dsll.
1463 (DSLLV): Use do_dsllv.
1464 (DSRA): Use do_dsra.
1465 (DSRL): Use do_dsrl.
1466 (DSRLV): Use do_dsrlv.
1467 (BC1): Move *vr4100 to get the HACK generator working.
1468 (CxC1, DMxC1, MxC1,MACCU,MACCHI,MACCHIU): Rename to
1469 get the HACK generator working.
1470 (MACC) Rename to get the HACK generator working.
1471 (DMACC,MACCS,DMACCS): Add the 64.
1472
14731998-12-12 Gavin Romig-Koch <gavin@cygnus.com>
1474
1475 * mips.igen (BC1): Renamed to BC1a and BC1b to avoid conflicts.
1476 * sim-main.h (SizeFGR): Handle TARGET_ENABLE_FR.
1477
14781998-12-11 Gavin Romig-Koch <gavin@cygnus.com>
1479
1480 * mips/interp.c (DEBUG): Cleanups.
1481
14821998-12-10 Frank Ch. Eigler <fche@cygnus.com>
1483
1484 * dv-tx3904sio.c (tx3904sio_io_read_buffer): Endianness fixes.
1485 (tx3904sio_tickle): fflush after a stdout character output.
1486
14871998-12-03 Frank Ch. Eigler <fche@cygnus.com>
1488
1489 * interp.c (sim_close): Uninstall modules.
1490
1491Wed Nov 25 13:41:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
1492
1493 * sim-main.h, interp.c (sim_monitor): Change to global
1494 function.
1495
1496Wed Nov 25 17:33:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
1497
1498 * configure.in (vr4100): Only include vr4100 instructions in
1499 simulator.
1500 * configure: Re-generate.
1501 * m16.igen (*): Tag all mips16 instructions as also being vr4100.
1502
1503Mon Nov 23 18:20:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1504
1505 * Makefile.in (SIM_CFLAGS): Do not define WITH_IGEN.
1506 * sim-main.h, sim-main.c, interp.c: Delete #if WITH_IGEN keeping
1507 true alternative.
1508
1509 * configure.in (sim_default_gen, sim_use_gen): Replace with
1510 sim_gen.
1511 (--enable-sim-igen): Delete config option. Always using IGEN.
1512 * configure: Re-generate.
1513
1514 * Makefile.in (gencode): Kill, kill, kill.
1515 * gencode.c: Ditto.
1516
1517Mon Nov 23 18:07:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1518
1519 * configure.in: Configure mips64vr4100-elf nee mips64vr41* as a 64
1520 bit mips16 igen simulator.
1521 * configure: Re-generate.
1522
1523 * mips.igen (check_div_hilo, check_mult_hilo, check_mf_hilo): Mark
1524 as part of vr4100 ISA.
1525 * vr.igen: Mark all instructions as 64 bit only.
1526
1527Mon Nov 23 17:07:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1528
1529 * interp.c (get_cell, sim_monitor, fetch_str, CoProcPresent):
1530 Pacify GCC.
1531
1532Mon Nov 23 13:23:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
1533
1534 * configure.in: Configure mips-lsi-elf nee mips*lsi* as a
1535 mipsIII/mips16 igen simulator. Fix sim_gen VS sim_igen typos.
1536 * configure: Re-generate.
1537
1538 * m16.igen (BREAK): Define breakpoint instruction.
1539 (JALX32): Mark instruction as mips16 and not r3900.
1540 * mips.igen (C.cond.fmt): Fix typo in instruction format.
1541
1542 * sim-main.h (PENDING_FILL): Wrap C statements in do/while.
1543
1544Sat Nov 7 09:54:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1545
1546 * gencode.c (build_instruction - BREAK): For MIPS16, handle BREAK
1547 insn as a debug breakpoint.
1548
1549 * sim-main.h (PENDING_SLOT_BIT): Fix, was incorrectly defined as
1550 pending.slot_size.
1551 (PENDING_SCHED): Clean up trace statement.
1552 (PENDING_SCHED): Increment PENDING_IN and PENDING_TOTAL.
1553 (PENDING_FILL): Delay write by only one cycle.
1554 (PENDING_FILL): For FSRs, write fmt_uninterpreted to FPR_STATE.
1555
1556 * sim-main.c (pending_tick): Clean up trace statements. Add trace
1557 of pending writes.
1558 (pending_tick): Fix sizes in switch statements, 4 & 8 instead of
1559 32 & 64.
1560 (pending_tick): Move incrementing of index to FOR statement.
1561 (pending_tick): Only update PENDING_OUT after a write has occured.
1562
1563 * configure.in: Add explicit mips-lsi-* target. Use gencode to
1564 build simulator.
1565 * configure: Re-generate.
1566
1567 * interp.c (sim_engine_run OLD): Delete explicit call to
1568 PENDING_TICK. Now called via ENGINE_ISSUE_PREFIX_HOOK.
1569
1570Sat Oct 30 09:49:10 1998 Frank Ch. Eigler <fche@cygnus.com>
1571
1572 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Add dummy
1573 interrupt level number to match changed SignalExceptionInterrupt
1574 macro.
1575
1576Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
1577
1578 * interp.c: #include "itable.h" if WITH_IGEN.
1579 (get_insn_name): New function.
1580 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
1581 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
1582
1583Mon Sep 14 12:36:44 1998 Frank Ch. Eigler <fche@cygnus.com>
1584
1585 * configure: Rebuilt to inhale new common/aclocal.m4.
1586
1587Tue Sep 1 15:39:18 1998 Frank Ch. Eigler <fche@cygnus.com>
1588
1589 * dv-tx3904sio.c: Include sim-assert.h.
1590
1591Tue Aug 25 12:49:46 1998 Frank Ch. Eigler <fche@cygnus.com>
1592
1593 * dv-tx3904sio.c: New file: tx3904 serial I/O module.
1594 * configure.in: Add dv-tx3904sio, dv-sockser for tx39 target.
1595 Reorganize target-specific sim-hardware checks.
1596 * configure: rebuilt.
1597 * interp.c (sim_open): For tx39 target boards, set
1598 OPERATING_ENVIRONMENT, add tx3904sio devices.
1599 * tconfig.in: For tx39 target, set SIM_HANDLES_LMA for loading
1600 ROM executables. Install dv-sockser into sim-modules list.
1601
1602 * dv-tx3904irc.c: Compiler warning clean-up.
1603 * dv-tx3904tmr.c: Compiler warning clean-up. Remove particularly
1604 frequent hw-trace messages.
1605
1606Fri Jul 31 18:14:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
1607
1608 * vr.igen (MulAcc): Identify as a vr4100 specific function.
1609
1610Sat Jul 25 16:03:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1611
1612 * Makefile.in (IGEN_INCLUDE): Add vr.igen.
1613
1614 * vr.igen: New file.
1615 (MAC/MADD16, DMAC/DMADD16): Implement using code from gencode.c.
1616 * mips.igen: Define vr4100 model. Include vr.igen.
1617Mon Jun 29 09:21:07 1998 Gavin Koch <gavin@cygnus.com>
1618
1619 * mips.igen (check_mf_hilo): Correct check.
1620
1621Wed Jun 17 12:20:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1622
1623 * sim-main.h (interrupt_event): Add prototype.
1624
1625 * dv-tx3904tmr.c (tx3904tmr_io_write_buffer): Delete unused
1626 register_ptr, register_value.
1627 (deliver_tx3904tmr_tick): Fix types passed to printf fmt.
1628
1629 * sim-main.h (tracefh): Make extern.
1630
1631Tue Jun 16 14:39:00 1998 Frank Ch. Eigler <fche@cygnus.com>
1632
1633 * dv-tx3904tmr.c: Deschedule timer event after dispatching.
1634 Reduce unnecessarily high timer event frequency.
1635 * dv-tx3904cpu.c: Ditto for interrupt event.
1636
1637Wed Jun 10 13:22:32 1998 Frank Ch. Eigler <fche@cygnus.com>
1638
1639 * interp.c (decode_coproc): For TX39, add stub COP0 register #7,
1640 to allay warnings.
1641 (interrupt_event): Made non-static.
1642
1643 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Correct accidental
1644 interchange of configuration values for external vs. internal
1645 clock dividers.
1646
1647Tue Jun 9 12:46:24 1998 Ian Carmichael <iancarm@cygnus.com>
1648
1649 * mips.igen (BREAK): Moved code to here for
1650 simulator-reserved break instructions.
1651 * gencode.c (build_instruction): Ditto.
1652 * interp.c (signal_exception): Code moved from here. Non-
1653 reserved instructions now use exception vector, rather
1654 than halting sim.
1655 * sim-main.h: Moved magic constants to here.
1656
1657Tue Jun 9 12:29:50 1998 Frank Ch. Eigler <fche@cygnus.com>
1658
1659 * dv-tx3904cpu.c (deliver_*_interrupt,*_port_event): Set the CAUSE
1660 register upon non-zero interrupt event level, clear upon zero
1661 event value.
1662 * dv-tx3904irc.c (*_port_event): Handle deactivated interrupt signal
1663 by passing zero event value.
1664 (*_io_{read,write}_buffer): Endianness fixes.
1665 * dv-tx3904tmr.c (*_io_{read,write}_buffer): Endianness fixes.
1666 (deliver_*_tick): Reduce sim event interval to 75% of count interval.
1667
1668 * interp.c (sim_open): Added jmr3904pal board type that adds PAL-based
1669 serial I/O and timer module at base address 0xFFFF0000.
1670
1671Tue Jun 9 11:52:29 1998 Gavin Koch <gavin@cygnus.com>
1672
1673 * mips.igen (SWC1) : Correct the handling of ReverseEndian
1674 and BigEndianCPU.
1675
1676Tue Jun 9 11:40:57 1998 Gavin Koch <gavin@cygnus.com>
1677
1678 * configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips
1679 parts.
1680 * configure: Update.
1681
1682Thu Jun 4 15:37:33 1998 Frank Ch. Eigler <fche@cygnus.com>
1683
1684 * dv-tx3904tmr.c: New file - implements tx3904 timer.
1685 * dv-tx3904{irc,cpu}.c: Mild reformatting.
1686 * configure.in: Include tx3904tmr in hw_device list.
1687 * configure: Rebuilt.
1688 * interp.c (sim_open): Instantiate three timer instances.
1689 Fix address typo of tx3904irc instance.
1690
1691Tue Jun 2 15:48:02 1998 Ian Carmichael <iancarm@cygnus.com>
1692
1693 * interp.c (signal_exception): SystemCall exception now uses
1694 the exception vector.
1695
1696Mon Jun 1 18:18:26 1998 Frank Ch. Eigler <fche@cygnus.com>
1697
1698 * interp.c (decode_coproc): For TX39, add stub COP0 register #3,
1699 to allay warnings.
1700
1701Fri May 29 11:40:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1702
1703 * configure.in (sim_igen_filter): Match mips*tx39 not mipst*tx39.
1704
1705Mon May 25 20:47:45 1998 Andrew Cagney <cagney@b1.cygnus.com>
1706
1707 * dv-tx3904cpu.c, dv-tx3904irc.c: Rename *_callback to *_method.
1708
1709 * dv-tx3904cpu.c, dv-tx3904irc.c: Include hw-main.h and
1710 sim-main.h. Declare a struct hw_descriptor instead of struct
1711 hw_device_descriptor.
1712
1713Mon May 25 12:41:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1714
1715 * mips.igen (do_store_left, do_load_left): Compute nr of left and
1716 right bits and then re-align left hand bytes to correct byte
1717 lanes. Fix incorrect computation in do_store_left when loading
1718 bytes from second word.
1719
1720Fri May 22 13:34:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1721
1722 * configure.in (SIM_AC_OPTION_HARDWARE): Only enable when tx3904.
1723 * interp.c (sim_open): Only create a device tree when HW is
1724 enabled.
1725
1726 * dv-tx3904irc.c (tx3904irc_finish): Pacify GCC.
1727 * interp.c (signal_exception): Ditto.
1728
1729Thu May 21 14:24:11 1998 Gavin Koch <gavin@cygnus.com>
1730
1731 * gencode.c: Mark BEGEZALL as LIKELY.
1732
1733Thu May 21 18:57:19 1998 Andrew Cagney <cagney@b1.cygnus.com>
1734
1735 * sim-main.h (ALU32_END): Sign extend 32 bit results.
1736 * mips.igen (ADD, SUB, ADDI, DADD, DSUB): Trace.
1737
1738Mon May 18 18:22:42 1998 Frank Ch. Eigler <fche@cygnus.com>
1739
1740 * configure.in (SIM_AC_OPTION_HARDWARE): Added common hardware
1741 modules. Recognize TX39 target with "mips*tx39" pattern.
1742 * configure: Rebuilt.
1743 * sim-main.h (*): Added many macros defining bits in
1744 TX39 control registers.
1745 (SignalInterrupt): Send actual PC instead of NULL.
1746 (SignalNMIReset): New exception type.
1747 * interp.c (board): New variable for future use to identify
1748 a particular board being simulated.
1749 (mips_option_handler,mips_options): Added "--board" option.
1750 (interrupt_event): Send actual PC.
1751 (sim_open): Make memory layout conditional on board setting.
1752 (signal_exception): Initial implementation of hardware interrupt
1753 handling. Accept another break instruction variant for simulator
1754 exit.
1755 (decode_coproc): Implement RFE instruction for TX39.
1756 (mips.igen): Decode RFE instruction as such.
1757 * configure.in (tx3904cpu,tx3904irc): Added devices for tx3904.
1758 * interp.c: Define "jmr3904" and "jmr3904debug" board types and
1759 bbegin to implement memory map.
1760 * dv-tx3904cpu.c: New file.
1761 * dv-tx3904irc.c: New file.
1762
1763Wed May 13 14:40:11 1998 Gavin Koch <gavin@cygnus.com>
1764
1765 * mips.igen (check_mt_hilo): Create a separate r3900 version.
1766
1767Wed May 13 14:11:46 1998 Gavin Koch <gavin@cygnus.com>
1768
1769 * tx.igen (madd,maddu): Replace calls to check_op_hilo
1770 with calls to check_div_hilo.
1771
1772Wed May 13 09:59:27 1998 Gavin Koch <gavin@cygnus.com>
1773
1774 * mips/mips.igen (check_op_hilo,check_mult_hilo,check_div_hilo):
1775 Replace check_op_hilo with check_mult_hilo and check_div_hilo.
1776 Add special r3900 version of do_mult_hilo.
1777 (do_dmultx,do_mult,do_multu): Replace calls to check_op_hilo
1778 with calls to check_mult_hilo.
1779 (do_ddiv,do_ddivu,do_div,do_divu): Replace calls to check_op_hilo
1780 with calls to check_div_hilo.
1781
1782Tue May 12 15:22:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
1783
1784 * configure.in (SUBTARGET_R3900): Define for mipstx39 target.
1785 Document a replacement.
1786
1787Fri May 8 17:48:19 1998 Ian Carmichael <iancarm@cygnus.com>
1788
1789 * interp.c (sim_monitor): Make mon_printf work.
1790
1791Wed May 6 19:42:19 1998 Doug Evans <devans@canuck.cygnus.com>
1792
1793 * sim-main.h (INSN_NAME): New arg `cpu'.
1794
1795Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
1796
1797 * configure: Regenerated to track ../common/aclocal.m4 changes.
1798
1799Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
1800
1801 * configure: Regenerated to track ../common/aclocal.m4 changes.
1802 * config.in: Ditto.
1803
1804Sun Apr 26 15:20:01 1998 Tom Tromey <tromey@cygnus.com>
1805
1806 * acconfig.h: New file.
1807 * configure.in: Reverted change of Apr 24; use sinclude again.
1808
1809Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
1810
1811 * configure: Regenerated to track ../common/aclocal.m4 changes.
1812 * config.in: Ditto.
1813
1814Fri Apr 24 11:19:20 1998 Tom Tromey <tromey@cygnus.com>
1815
1816 * configure.in: Don't call sinclude.
1817
1818Fri Apr 24 11:35:01 1998 Andrew Cagney <cagney@chook.cygnus.com>
1819
1820 * mips.igen (do_store_left): Pass 0 not NULL to store_memory.
1821
1822Tue Apr 21 11:59:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1823
1824 * mips.igen (ERET): Implement.
1825
1826 * interp.c (decode_coproc): Return sign-extended EPC.
1827
1828 * mips.igen (ANDI, LUI, MFC0): Add tracing code.
1829
1830 * interp.c (signal_exception): Do not ignore Trap.
1831 (signal_exception): On TRAP, restart at exception address.
1832 (HALT_INSTRUCTION, HALT_INSTRUCTION_MASK): Define.
1833 (signal_exception): Update.
1834 (sim_open): Patch V_COMMON interrupt vector with an abort sequence
1835 so that TRAP instructions are caught.
1836
1837Mon Apr 20 11:26:55 1998 Andrew Cagney <cagney@b1.cygnus.com>
1838
1839 * sim-main.h (struct hilo_access, struct hilo_history): Define,
1840 contains HI/LO access history.
1841 (struct _sim_cpu): Make hiaccess and loaccess of type hilo_access.
1842 (HIACCESS, LOACCESS): Delete, replace with
1843 (HIHISTORY, LOHISTORY): New macros.
1844 (CHECKHILO): Delete all, moved to mips.igen
1845
1846 * gencode.c (build_instruction): Do not generate checks for
1847 correct HI/LO register usage.
1848
1849 * interp.c (old_engine_run): Delete checks for correct HI/LO
1850 register usage.
1851
1852 * mips.igen (check_mt_hilo, check_mf_hilo, check_op_hilo,
1853 check_mf_cycles): New functions.
1854 (do_mfhi, do_mflo, "mthi", "mtlo", do_ddiv, do_ddivu, do_div,
1855 do_divu, domultx, do_mult, do_multu): Use.
1856
1857 * tx.igen ("madd", "maddu"): Use.
1858
1859Wed Apr 15 18:31:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
1860
1861 * mips.igen (DSRAV): Use function do_dsrav.
1862 (SRAV): Use new function do_srav.
1863
1864 * m16.igen (BEQZ, BNEZ): Compare GPR[TRX] not GPR[RX].
1865 (B): Sign extend 11 bit immediate.
1866 (EXT-B*): Shift 16 bit immediate left by 1.
1867 (ADDIU*): Don't sign extend immediate value.
1868
1869Wed Apr 15 10:32:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
1870
1871 * m16run.c (sim_engine_run): Restore CIA after handling an event.
1872
1873 * sim-main.h (DELAY_SLOT, NULLIFY_NEXT_INSTRUCTION): For IGEN, use
1874 functions.
1875
1876 * mips.igen (delayslot32, nullify_next_insn): New functions.
1877 (m16.igen): Always include.
1878 (do_*): Add more tracing.
1879
1880 * m16.igen (delayslot16): Add NIA argument, could be called by a
1881 32 bit MIPS16 instruction.
1882
1883 * interp.c (ifetch16): Move function from here.
1884 * sim-main.c (ifetch16): To here.
1885
1886 * sim-main.c (ifetch16, ifetch32): Update to match current
1887 implementations of LH, LW.
1888 (signal_exception): Don't print out incorrect hex value of illegal
1889 instruction.
1890
1891Wed Apr 15 00:17:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1892
1893 * m16run.c (sim_engine_run): Use IMEM16 and IMEM32 to fetch an
1894 instruction.
1895
1896 * m16.igen: Implement MIPS16 instructions.
1897
1898 * mips.igen (do_addiu, do_addu, do_and, do_daddiu, do_daddu,
1899 do_ddiv, do_ddivu, do_div, do_divu, do_dmultx, do_dmultu, do_srav,
1900 do_dsubu, do_mfhi, do_mflo, do_mult, do_multu, do_nor, do_or,
1901 do_sll, do_sllv, do_slt, do_slti, do_sltiu, do_sltu, do_sra,
1902 do_srl, do_srlv, do_subu, do_xor, do_xori): New functions. Move
1903 bodies of corresponding code from 32 bit insn to these. Also used
1904 by MIPS16 versions of functions.
1905
1906 * sim-main.h (RAIDX, T8IDX, T8, SPIDX): Define.
1907 (IMEM16): Drop NR argument from macro.
1908
1909Sat Apr 4 22:39:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1910
1911 * Makefile.in (SIM_OBJS): Add sim-main.o.
1912
1913 * sim-main.h (address_translation, load_memory, store_memory,
1914 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Mark
1915 as INLINE_SIM_MAIN.
1916 (pr_addr, pr_uword64): Declare.
1917 (sim-main.c): Include when H_REVEALS_MODULE_P.
1918
1919 * interp.c (address_translation, load_memory, store_memory,
1920 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Move
1921 from here.
1922 * sim-main.c: To here. Fix compilation problems.
1923
1924 * configure.in: Enable inlining.
1925 * configure: Re-config.
1926
1927Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1928
1929 * configure: Regenerated to track ../common/aclocal.m4 changes.
1930
1931Fri Apr 3 04:32:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
1932
1933 * mips.igen: Include tx.igen.
1934 * Makefile.in (IGEN_INCLUDE): Add tx.igen.
1935 * tx.igen: New file, contains MADD and MADDU.
1936
1937 * interp.c (load_memory): When shifting bytes, use LOADDRMASK not
1938 the hardwired constant `7'.
1939 (store_memory): Ditto.
1940 (LOADDRMASK): Move definition to sim-main.h.
1941
1942 mips.igen (MTC0): Enable for r3900.
1943 (ADDU): Add trace.
1944
1945 mips.igen (do_load_byte): Delete.
1946 (do_load, do_store, do_load_left, do_load_write, do_store_left,
1947 do_store_right): New functions.
1948 (SW*, LW*, SD*, LD*, SH, LH, SB, LB): Use.
1949
1950 configure.in: Let the tx39 use igen again.
1951 configure: Update.
1952
1953Thu Apr 2 10:59:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1954
1955 * interp.c (sim_monitor): get_mem_info returns a 4 byte quantity,
1956 not an address sized quantity. Return zero for cache sizes.
1957
1958Wed Apr 1 23:47:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
1959
1960 * mips.igen (r3900): r3900 does not support 64 bit integer
1961 operations.
1962
1963Mon Mar 30 14:46:05 1998 Gavin Koch <gavin@cygnus.com>
1964
1965 * configure.in (mipstx39*-*-*): Use gencode simulator rather
1966 than igen one.
1967 * configure : Rebuild.
1968
1969Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
1970
1971 * configure: Regenerated to track ../common/aclocal.m4 changes.
1972
1973Fri Mar 27 15:01:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1974
1975 * interp.c (mips_option_handler): Iterate over MAX_NR_PROCESSORS.
1976
1977Wed Mar 25 16:44:27 1998 Ian Carmichael <iancarm@cygnus.com>
1978
1979 * configure: Regenerated to track ../common/aclocal.m4 changes.
1980 * config.in: Regenerated to track ../common/aclocal.m4 changes.
1981
1982Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
1983
1984 * configure: Regenerated to track ../common/aclocal.m4 changes.
1985
1986Wed Mar 25 10:05:46 1998 Andrew Cagney <cagney@b1.cygnus.com>
1987
1988 * interp.c (Max, Min): Comment out functions. Not yet used.
1989
1990Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
1991
1992 * configure: Regenerated to track ../common/aclocal.m4 changes.
1993
1994Tue Mar 17 19:05:20 1998 Frank Ch. Eigler <fche@cygnus.com>
1995
1996 * Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
1997 configurable settings for stand-alone simulator.
1998
1999 * configure.in: Added X11 search, just in case.
2000
2001 * configure: Regenerated.
2002
2003Wed Mar 11 14:09:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
2004
2005 * interp.c (sim_write, sim_read, load_memory, store_memory):
2006 Replace sim_core_*_map with read_map, write_map, exec_map resp.
2007
2008Tue Mar 3 13:58:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
2009
2010 * sim-main.h (GETFCC): Return an unsigned value.
2011
2012Tue Mar 3 13:21:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
2013
2014 * mips.igen (DIV): Fix check for -1 / MIN_INT.
2015 (DADD): Result destination is RD not RT.
2016
2017Fri Feb 27 13:49:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
2018
2019 * sim-main.h (HIACCESS, LOACCESS): Always define.
2020
2021 * mdmx.igen (Maxi, Mini): Rename Max, Min.
2022
2023 * interp.c (sim_info): Delete.
2024
2025Fri Feb 27 18:41:01 1998 Doug Evans <devans@canuck.cygnus.com>
2026
2027 * interp.c (DECLARE_OPTION_HANDLER): Use it.
2028 (mips_option_handler): New argument `cpu'.
2029 (sim_open): Update call to sim_add_option_table.
2030
2031Wed Feb 25 18:56:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
2032
2033 * mips.igen (CxC1): Add tracing.
2034
2035Fri Feb 20 17:43:21 1998 Andrew Cagney <cagney@b1.cygnus.com>
2036
2037 * sim-main.h (Max, Min): Declare.
2038
2039 * interp.c (Max, Min): New functions.
2040
2041 * mips.igen (BC1): Add tracing.
2042
2043Thu Feb 19 14:50:00 1998 John Metzler <jmetzler@cygnus.com>
2044
2045 * interp.c Added memory map for stack in vr4100
2046
2047Thu Feb 19 10:21:21 1998 Gavin Koch <gavin@cygnus.com>
2048
2049 * interp.c (load_memory): Add missing "break"'s.
2050
2051Tue Feb 17 12:45:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
2052
2053 * interp.c (sim_store_register, sim_fetch_register): Pass in
2054 length parameter. Return -1.
2055
2056Tue Feb 10 11:57:40 1998 Ian Carmichael <iancarm@cygnus.com>
2057
2058 * interp.c: Added hardware init hook, fixed warnings.
2059
2060Sat Feb 7 17:16:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
2061
2062 * Makefile.in (itable.h itable.c): Depend on SIM_@sim_gen@_ALL.
2063
2064Tue Feb 3 11:36:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
2065
2066 * interp.c (ifetch16): New function.
2067
2068 * sim-main.h (IMEM32): Rename IMEM.
2069 (IMEM16_IMMED): Define.
2070 (IMEM16): Define.
2071 (DELAY_SLOT): Update.
2072
2073 * m16run.c (sim_engine_run): New file.
2074
2075 * m16.igen: All instructions except LB.
2076 (LB): Call do_load_byte.
2077 * mips.igen (do_load_byte): New function.
2078 (LB): Call do_load_byte.
2079
2080 * mips.igen: Move spec for insn bit size and high bit from here.
2081 * Makefile.in (tmp-igen, tmp-m16): To here.
2082
2083 * m16.dc: New file, decode mips16 instructions.
2084
2085 * Makefile.in (SIM_NO_ALL): Define.
2086 (tmp-m16): Generate both 16 bit and 32 bit simulator engines.
2087
2088Tue Feb 3 11:28:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
2089
2090 * configure.in (mips_fpu_bitsize): For tx39, restrict floating
2091 point unit to 32 bit registers.
2092 * configure: Re-generate.
2093
2094Sun Feb 1 15:47:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
2095
2096 * configure.in (sim_use_gen): Make IGEN the default simulator
2097 generator for generic 32 and 64 bit mips targets.
2098 * configure: Re-generate.
2099
2100Sun Feb 1 16:52:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
2101
2102 * sim-main.h (SizeFGR): Determine from floating-point and not gpr
2103 bitsize.
2104
2105 * interp.c (sim_fetch_register, sim_store_register): Read/write
2106 FGR from correct location.
2107 (sim_open): Set size of FGR's according to
2108 WITH_TARGET_FLOATING_POINT_BITSIZE.
2109
2110 * sim-main.h (FGR): Store floating point registers in a separate
2111 array.
2112
2113Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
2114
2115 * configure: Regenerated to track ../common/aclocal.m4 changes.
2116
2117Tue Feb 3 00:10:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
2118
2119 * interp.c (ColdReset): Call PENDING_INVALIDATE.
2120
2121 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Call PENDING_TICK.
2122
2123 * interp.c (pending_tick): New function. Deliver pending writes.
2124
2125 * sim-main.h (PENDING_FILL, PENDING_TICK, PENDING_SCHED,
2126 PENDING_BIT, PENDING_INVALIDATE): Re-write pipeline code so that
2127 it can handle mixed sized quantites and single bits.
2128
2129Mon Feb 2 17:43:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
2130
2131 * interp.c (oengine.h): Do not include when building with IGEN.
2132 (sim_open): Replace GPRLEN by WITH_TARGET_WORD_BITSIZE.
2133 (sim_info): Ditto for PROCESSOR_64BIT.
2134 (sim_monitor): Replace ut_reg with unsigned_word.
2135 (*): Ditto for t_reg.
2136 (LOADDRMASK): Define.
2137 (sim_open): Remove defunct check that host FP is IEEE compliant,
2138 using software to emulate floating point.
2139 (value_fpr, ...): Always compile, was conditional on HASFPU.
2140
2141Sun Feb 1 11:15:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
2142
2143 * sim-main.h (sim_state): Make the cpu array MAX_NR_PROCESSORS in
2144 size.
2145
2146 * interp.c (SD, CPU): Define.
2147 (mips_option_handler): Set flags in each CPU.
2148 (interrupt_event): Assume CPU 0 is the one being iterrupted.
2149 (sim_close): Do not clear STATE, deleted anyway.
2150 (sim_write, sim_read): Assume CPU zero's vm should be used for
2151 data transfers.
2152 (sim_create_inferior): Set the PC for all processors.
2153 (sim_monitor, store_word, load_word, mips16_entry): Add cpu
2154 argument.
2155 (mips16_entry): Pass correct nr of args to store_word, load_word.
2156 (ColdReset): Cold reset all cpu's.
2157 (signal_exception): Pass cpu to sim_monitor & mips16_entry.
2158 (sim_monitor, load_memory, store_memory, signal_exception): Use
2159 `CPU' instead of STATE_CPU.
2160
2161
2162 * sim-main.h: Replace uses of STATE_CPU with CPU. Replace sd with
2163 SD or CPU_.
2164
2165 * sim-main.h (signal_exception): Add sim_cpu arg.
2166 (SignalException*): Pass both SD and CPU to signal_exception.
2167 * interp.c (signal_exception): Update.
2168
2169 * sim-main.h (value_fpr, store_fpr, dotrace, ifetch32), interp.c:
2170 Ditto
2171 (sync_operation, prefetch, cache_op, store_memory, load_memory,
2172 address_translation): Ditto
2173 (decode_coproc, cop_lw, cop_ld, cop_sw, cop_sd): Ditto.
2174
2175Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
2176
2177 * configure: Regenerated to track ../common/aclocal.m4 changes.
2178
2179Sat Jan 31 14:49:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
2180
2181 * interp.c (sim_engine_run): Add `nr_cpus' argument.
2182
2183 * mips.igen (model): Map processor names onto BFD name.
2184
2185 * sim-main.h (CPU_CIA): Delete.
2186 (SET_CIA, GET_CIA): Define
2187
2188Wed Jan 21 16:16:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
2189
2190 * sim-main.h (GPR_SET): Define, used by igen when zeroing a
2191 regiser.
2192
2193 * configure.in (default_endian): Configure a big-endian simulator
2194 by default.
2195 * configure: Re-generate.
2196
2197Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
2198
2199 * configure: Regenerated to track ../common/aclocal.m4 changes.
2200
2201Mon Jan 5 20:38:54 1998 Mark Alexander <marka@cygnus.com>
2202
2203 * interp.c (sim_monitor): Handle Densan monitor outbyte
2204 and inbyte functions.
2205
22061997-12-29 Felix Lee <flee@cygnus.com>
2207
2208 * interp.c (sim_engine_run): msvc cpp barfs on #if (a==b!=c).
2209
2210Wed Dec 17 14:48:20 1997 Jeffrey A Law (law@cygnus.com)
2211
2212 * Makefile.in (tmp-igen): Arrange for $zero to always be
2213 reset to zero after every instruction.
2214
2215Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2216
2217 * configure: Regenerated to track ../common/aclocal.m4 changes.
2218 * config.in: Ditto.
2219
2220Wed Dec 10 17:10:45 1997 Jeffrey A Law (law@cygnus.com)
2221
2222 * mips.igen (MSUB): Fix to work like MADD.
2223 * gencode.c (MSUB): Similarly.
2224
2225Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
2226
2227 * configure: Regenerated to track ../common/aclocal.m4 changes.
2228
2229Wed Nov 26 11:00:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2230
2231 * mips.igen (LWC1): Correct assembler - lwc1 not swc1.
2232
2233Sun Nov 23 01:45:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2234
2235 * sim-main.h (sim-fpu.h): Include.
2236
2237 * interp.c (convert, SquareRoot, Recip, Divide, Multiply, Sub,
2238 Add, Negate, AbsoluteValue, Equal, Less, Infinity, NaN): Rewrite
2239 using host independant sim_fpu module.
2240
2241Thu Nov 20 19:56:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2242
2243 * interp.c (signal_exception): Report internal errors with SIGABRT
2244 not SIGQUIT.
2245
2246 * sim-main.h (C0_CONFIG): New register.
2247 (signal.h): No longer include.
2248
2249 * interp.c (decode_coproc): Allow access C0_CONFIG to register.
2250
2251Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
2252
2253 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
2254
2255Fri Nov 14 11:56:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2256
2257 * mips.igen: Tag vr5000 instructions.
2258 (ANDI): Was missing mipsIV model, fix assembler syntax.
2259 (do_c_cond_fmt): New function.
2260 (C.cond.fmt): Handle mips I-III which do not support CC field
2261 separatly.
2262 (bc1): Handle mips IV which do not have a delaed FCC separatly.
2263 (SDR): Mask paddr when BigEndianMem, not the converse as specified
2264 in IV3.2 spec.
2265 (DMULT, DMULTU): Force use of hosts 64bit multiplication. Handle
2266 vr5000 which saves LO in a GPR separatly.
2267
2268 * configure.in (enable-sim-igen): For vr5000, select vr5000
2269 specific instructions.
2270 * configure: Re-generate.
2271
2272Wed Nov 12 14:42:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
2273
2274 * Makefile.in (SIM_OBJS): Add sim-fpu module.
2275
2276 * interp.c (store_fpr), sim-main.h: Add separate fmt_uninterpreted_32 and
2277 fmt_uninterpreted_64 bit cases to switch. Convert to
2278 fmt_formatted,
2279
2280 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Define,
2281
2282 * mips.igen (SWR): Mask paddr when BigEndianMem, not the converse
2283 as specified in IV3.2 spec.
2284 (MTC1, DMTC1): Call StoreFPR to store the GPR in the FPR.
2285
2286Tue Nov 11 12:38:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2287
2288 * mips.igen: Delay slot branches add OFFSET to NIA not CIA.
2289 (MFC0, MTC0, SWC1, LWC1, SDC1, LDC1): Implement.
2290 (MTC1, MFC1, DMTC1, DMFC1, CFC1, CTC1): Implement separate non
2291 PENDING_FILL versions of instructions. Simplify.
2292 (X): New function.
2293 (MULT, MULTU): Implement separate RD==0 and RD!=0 versions of
2294 instructions.
2295 (BEQZ, ..., SLT, SLTI, TLT, TLE, TLI, ...): Explicitly cast GPR to
2296 a signed value.
2297 (MTHI, MFHI): Disable code checking HI-LO.
2298
2299 * sim-main.h (dotrace,tracefh), interp.c: Make dotrace & tracefh
2300 global.
2301 (NULLIFY_NEXT_INSTRUCTION): Call dotrace.
2302
2303Thu Nov 6 16:36:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
2304
2305 * gencode.c (build_mips16_operands): Replace IPC with cia.
2306
2307 * interp.c (sim_monitor, signal_exception, cache_op, store_fpr,
2308 value_fpr, cop_ld, cop_lw, cop_sw, cop_sd, decode_coproc): Replace
2309 IPC to `cia'.
2310 (UndefinedResult): Replace function with macro/function
2311 combination.
2312 (sim_engine_run): Don't save PC in IPC.
2313
2314 * sim-main.h (IPC): Delete.
2315
2316
2317 * interp.c (signal_exception, store_word, load_word,
2318 address_translation, load_memory, store_memory, cache_op,
2319 prefetch, sync_operation, ifetch, value_fpr, store_fpr, convert,
2320 cop_lw, cop_ld, cop_sw, cop_sd, decode_coproc, sim_monitor): Add
2321 current instruction address - cia - argument.
2322 (sim_read, sim_write): Call address_translation directly.
2323 (sim_engine_run): Rename variable vaddr to cia.
2324 (signal_exception): Pass cia to sim_monitor
2325
2326 * sim-main.h (SignalException, LoadWord, StoreWord, CacheOp,
2327 Prefetch, SyncOperation, ValueFPR, StoreFPR, Convert, COP_LW,
2328 COP_LD, COP_SW, COP_SD, DecodeCoproc): Update.
2329
2330 * sim-main.h (SignalExceptionSimulatorFault): Delete definition.
2331 * interp.c (sim_open): Replace SignalExceptionSimulatorFault with
2332 SIM_ASSERT.
2333
2334 * interp.c (signal_exception): Pass restart address to
2335 sim_engine_restart.
2336
2337 * Makefile.in (semantics.o, engine.o, support.o, itable.o,
2338 idecode.o): Add dependency.
2339
2340 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESUME_HOOK):
2341 Delete definitions
2342 (DELAY_SLOT): Update NIA not PC with branch address.
2343 (NULLIFY_NEXT_INSTRUCTION): Set NIA to instruction after next.
2344
2345 * mips.igen: Use CIA not PC in branch calculations.
2346 (illegal): Call SignalException.
2347 (BEQ, ADDIU): Fix assembler.
2348
2349Wed Nov 5 12:19:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2350
2351 * m16.igen (JALX): Was missing.
2352
2353 * configure.in (enable-sim-igen): New configuration option.
2354 * configure: Re-generate.
2355
2356 * sim-main.h (MAX_INSNS, INSN_NAME): Define.
2357
2358 * interp.c (load_memory, store_memory): Delete parameter RAW.
2359 (sim_read, sim_write): Use sim_core_{read,write}_buffer directly
2360 bypassing {load,store}_memory.
2361
2362 * sim-main.h (ByteSwapMem): Delete definition.
2363
2364 * Makefile.in (SIM_OBJS): Add sim-memopt module.
2365
2366 * interp.c (sim_do_command, sim_commands): Delete mips specific
2367 commands. Handled by module sim-options.
2368
2369 * sim-main.h (SIM_HAVE_FLATMEM): Undefine, use sim-core.o module.
2370 (WITH_MODULO_MEMORY): Define.
2371
2372 * interp.c (sim_info): Delete code printing memory size.
2373
2374 * interp.c (mips_size): Nee sim_size, delete function.
2375 (power2): Delete.
2376 (monitor, monitor_base, monitor_size): Delete global variables.
2377 (sim_open, sim_close): Delete code creating monitor and other
2378 memory regions. Use sim-memopts module, via sim_do_commandf, to
2379 manage memory regions.
2380 (load_memory, store_memory): Use sim-core for memory model.
2381
2382 * interp.c (address_translation): Delete all memory map code
2383 except line forcing 32 bit addresses.
2384
2385Wed Nov 5 11:21:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2386
2387 * sim-main.h (WITH_TRACE): Delete definition. Enables common
2388 trace options.
2389
2390 * interp.c (logfh, logfile): Delete globals.
2391 (sim_open, sim_close): Delete code opening & closing log file.
2392 (mips_option_handler): Delete -l and -n options.
2393 (OPTION mips_options): Ditto.
2394
2395 * interp.c (OPTION mips_options): Rename option trace to dinero.
2396 (mips_option_handler): Update.
2397
2398Wed Nov 5 09:35:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2399
2400 * interp.c (fetch_str): New function.
2401 (sim_monitor): Rewrite using sim_read & sim_write.
2402 (sim_open): Check magic number.
2403 (sim_open): Write monitor vectors into memory using sim_write.
2404 (MONITOR_BASE, MONITOR_SIZE, MEM_SIZE): Define.
2405 (sim_read, sim_write): Simplify - transfer data one byte at a
2406 time.
2407 (load_memory, store_memory): Clarify meaning of parameter RAW.
2408
2409 * sim-main.h (isHOST): Defete definition.
2410 (isTARGET): Mark as depreciated.
2411 (address_translation): Delete parameter HOST.
2412
2413 * interp.c (address_translation): Delete parameter HOST.
2414
2415Wed Oct 29 11:13:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2416
2417 * mips.igen:
2418
2419 * Makefile.in (IGEN_INCLUDE): Files included by mips.igen.
2420 (tmp-igen, tmp-m16): Depend on IGEN_INCLUDE.
2421
2422Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
2423
2424 * mips.igen: Add model filter field to records.
2425
2426Mon Oct 27 17:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2427
2428 * Makefile.in (SIM_NO_CFLAGS): Define. Define WITH_IGEN=0.
2429
2430 interp.c (sim_engine_run): Do not compile function sim_engine_run
2431 when WITH_IGEN == 1.
2432
2433 * configure.in (sim_igen_flags, sim_m16_flags): Set according to
2434 target architecture.
2435
2436 Makefile.in (tmp-igen, tmp-m16): Drop -F and -M options to
2437 igen. Replace with configuration variables sim_igen_flags /
2438 sim_m16_flags.
2439
2440 * m16.igen: New file. Copy mips16 insns here.
2441 * mips.igen: From here.
2442
2443Mon Oct 27 13:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2444
2445 * Makefile.in (SIM_NO_OBJ): Define, move SIM_M16_OBJ, SIM_IGEN_OBJ
2446 to top.
2447 (tmp-igen, tmp-m16): Pass -I srcdir to igen.
2448
2449Sat Oct 25 16:51:40 1997 Gavin Koch <gavin@cygnus.com>
2450
2451 * gencode.c (build_instruction): Follow sim_write's lead in using
2452 BigEndianMem instead of !ByteSwapMem.
2453
2454Fri Oct 24 17:41:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
2455
2456 * configure.in (sim_gen): Dependent on target, select type of
2457 generator. Always select old style generator.
2458
2459 configure: Re-generate.
2460
2461 Makefile.in (tmp-igen, tmp-m16, clean-m16, clean-igen): New
2462 targets.
2463 (SIM_M16_CFLAGS, SIM_M16_ALL, SIM_M16_OBJ, BUILT_SRC_FROM_M16,
2464 SIM_IGEN_CFLAGS, SIM_IGEN_ALL, SIM_IGEN_OBJ, BUILT_SRC_FROM_IGEN,
2465 IGEN_TRACE, IGEN_INSN, IGEN_DC): Define
2466 (SIM_EXTRA_CFLAGS, SIM_EXTRA_ALL, SIM_OBJS): Add member
2467 SIM_@sim_gen@_*, set by autoconf.
2468
2469Wed Oct 22 12:52:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2470
2471 * sim-main.h (NULLIFY_NEXT_INSTRUCTION, DELAY_SLOT): Define.
2472
2473 * interp.c (ColdReset): Remove #ifdef HASFPU, check
2474 CURRENT_FLOATING_POINT instead.
2475
2476 * interp.c (ifetch32): New function. Fetch 32 bit instruction.
2477 (address_translation): Raise exception InstructionFetch when
2478 translation fails and isINSTRUCTION.
2479
2480 * interp.c (sim_open, sim_write, sim_monitor, store_word,
2481 sim_engine_run): Change type of of vaddr and paddr to
2482 address_word.
2483 (address_translation, prefetch, load_memory, store_memory,
2484 cache_op): Change type of vAddr and pAddr to address_word.
2485
2486 * gencode.c (build_instruction): Change type of vaddr and paddr to
2487 address_word.
2488
2489Mon Oct 20 15:29:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
2490
2491 * sim-main.h (ALU64_END, ALU32_END): Use ALU*_OVERFLOW_RESULT
2492 macro to obtain result of ALU op.
2493
2494Tue Oct 21 17:39:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2495
2496 * interp.c (sim_info): Call profile_print.
2497
2498Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2499
2500 * Makefile.in (SIM_OBJS): Add sim-profile.o module.
2501
2502 * sim-main.h (WITH_PROFILE): Do not define, defined in
2503 common/sim-config.h. Use sim-profile module.
2504 (simPROFILE): Delete defintion.
2505
2506 * interp.c (PROFILE): Delete definition.
2507 (mips_option_handler): Delete 'p', 'y' and 'x' profile options.
2508 (sim_close): Delete code writing profile histogram.
2509 (mips_set_profile, mips_set_profile_size, writeout16, writeout32):
2510 Delete.
2511 (sim_engine_run): Delete code profiling the PC.
2512
2513Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2514
2515 * sim-main.h (SIGNEXTEND): Force type of result to unsigned_word.
2516
2517 * interp.c (sim_monitor): Make register pointers of type
2518 unsigned_word*.
2519
2520 * sim-main.h: Make registers of type unsigned_word not
2521 signed_word.
2522
2523Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2524
2525 * interp.c (sync_operation): Rename from SyncOperation, make
2526 global, add SD argument.
2527 (prefetch): Rename from Prefetch, make global, add SD argument.
2528 (decode_coproc): Make global.
2529
2530 * sim-main.h (SyncOperation, DecodeCoproc, Pefetch): Define.
2531
2532 * gencode.c (build_instruction): Generate DecodeCoproc not
2533 decode_coproc calls.
2534
2535 * interp.c (SETFCC, GETFCC, PREVCOC1): Move to sim-main.h
2536 (SizeFGR): Move to sim-main.h
2537 (simHALTEX, simHALTIN, simTRACE, simPROFILE, simDELAYSLOT,
2538 simSIGINT, simJALDELAYSLOT): Move to sim-main.h
2539 (FP_FLAGS, FP_ENABLE, FP_CAUSE, IR, UF, OF, DZ, IO, UO): Move to
2540 sim-main.h.
2541 (FP_FS, FP_MASK_RM, FP_SH_RM, FP_RM_NEAREST, FP_RM_TOPINF,
2542 FP_RM_TOMINF, GETRM): Move to sim-main.h.
2543 (Uncached, CachedNoncoherent, CachedCoherent, Cached,
2544 isINSTRUCTION, ..., AccessLength_BYTE, ...): Move to sim-main.h.
2545 (UserMode, BigEndianMem, ByteSwapMem, ReverseEndian,
2546 BigEndianCPU, status_KSU_mask, ...). Moved to sim-main.h
2547
2548 * sim-main.h (ALU32_END, ALU64_END): Define. When overflow raise
2549 exception.
2550 (sim-alu.h): Include.
2551 (NULLIFY_NIA, NULL_CIA, CPU_CIA): Define.
2552 (sim_cia): Typedef to instruction_address.
2553
2554Thu Oct 16 10:31:41 1997 Andrew Cagney <cagney@b1.cygnus.com>
2555
2556 * Makefile.in (interp.o): Rename generated file engine.c to
2557 oengine.c.
2558
2559 * interp.c: Update.
2560
2561Thu Oct 16 10:31:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
2562
2563 * gencode.c (build_instruction): Use FPR_STATE not fpr_state.
2564
2565Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2566
2567 * gencode.c (build_instruction): For "FPSQRT", output correct
2568 number of arguments to Recip.
2569
2570Tue Oct 14 17:38:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
2571
2572 * Makefile.in (interp.o): Depends on sim-main.h
2573
2574 * interp.c (mips16_entry, ColdReset,dotrace): Add SD argument. Use GPR not registers.
2575
2576 * sim-main.h (sim_cpu): Add registers, register_widths, fpr_state,
2577 ipc, dspc, pending_*, hiaccess, loaccess, state, dsstate fields.
2578 (REGISTERS, REGISTER_WIDTHS, FPR_STATE, IPC, DSPC, PENDING_*,
2579 STATE, DSSTATE): Define
2580 (GPR, FGRIDX, ..): Define.
2581
2582 * interp.c (registers, register_widths, fpr_state, ipc, dspc,
2583 pending_*, hiaccess, loaccess, state, dsstate): Delete globals.
2584 (GPR, FGRIDX, ...): Delete macros.
2585
2586 * interp.c: Update names to match defines from sim-main.h
2587
2588Tue Oct 14 15:11:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
2589
2590 * interp.c (sim_monitor): Add SD argument.
2591 (sim_warning): Delete. Replace calls with calls to
2592 sim_io_eprintf.
2593 (sim_error): Delete. Replace calls with sim_io_error.
2594 (open_trace, writeout32, writeout16, getnum): Add SD argument.
2595 (mips_set_profile): Rename from sim_set_profile. Add SD argument.
2596 (mips_set_profile_size): Rename from sim_set_profile_size. Add SD
2597 argument.
2598 (mips_size): Rename from sim_size. Add SD argument.
2599
2600 * interp.c (simulator): Delete global variable.
2601 (callback): Delete global variable.
2602 (mips_option_handler, sim_open, sim_write, sim_read,
2603 sim_store_register, sim_fetch_register, sim_info, sim_do_command,
2604 sim_size,sim_monitor): Use sim_io_* not callback->*.
2605 (sim_open): ZALLOC simulator struct.
2606 (PROFILE): Do not define.
2607
2608Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2609
2610 * interp.c (sim_open), support.h: Replace CHECKSIM macro found in
2611 support.h with corresponding code.
2612
2613 * sim-main.h (word64, uword64), support.h: Move definition to
2614 sim-main.h.
2615 (WORD64LO, WORD64HI, SET64LO, SET64HI, WORD64, UWORD64): Ditto.
2616
2617 * support.h: Delete
2618 * Makefile.in: Update dependencies
2619 * interp.c: Do not include.
2620
2621Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2622
2623 * interp.c (address_translation, load_memory, store_memory,
2624 cache_op): Rename to from AddressTranslation et.al., make global,
2625 add SD argument
2626
2627 * sim-main.h (AddressTranslation, LoadMemory, StoreMemory,
2628 CacheOp): Define.
2629
2630 * interp.c (SignalException): Rename to signal_exception, make
2631 global.
2632
2633 * interp.c (Interrupt, ...): Move definitions to sim-main.h.
2634
2635 * sim-main.h (SignalException, SignalExceptionInterrupt,
2636 SignalExceptionInstructionFetch, SignalExceptionAddressStore,
2637 SignalExceptionAddressLoad, SignalExceptionSimulatorFault,
2638 SignalExceptionIntegerOverflow, SignalExceptionCoProcessorUnusable):
2639 Define.
2640
2641 * interp.c, support.h: Use.
2642
2643Tue Oct 14 13:19:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2644
2645 * interp.c (ValueFPR, StoreFPR), sim-main.h: Make global, rename
2646 to value_fpr / store_fpr. Add SD argument.
2647 (NaN, Infinity, Less, Equal, AbsoluteValue, Negate, Add, Sub,
2648 Multiply, Divide, Recip, SquareRoot, Convert): Make global.
2649
2650 * sim-main.h (ValueFPR, StoreFPR): Define.
2651
2652Tue Oct 14 13:06:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
2653
2654 * interp.c (sim_engine_run): Check consistency between configure
2655 WITH_TARGET_WORD_BITSIZE and WITH_FLOATING_POINT and gensim GPRLEN
2656 and HASFPU.
2657
2658 * configure.in (mips_bitsize): Configure WITH_TARGET_WORD_BITSIZE.
2659 (mips_fpu): Configure WITH_FLOATING_POINT.
2660 (mips_endian): Configure WITH_TARGET_ENDIAN.
2661 * configure: Update.
2662
2663Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2664
2665 * configure: Regenerated to track ../common/aclocal.m4 changes.
2666
2667Mon Sep 29 14:45:00 1997 Bob Manson <manson@charmed.cygnus.com>
2668
2669 * configure: Regenerated.
2670
2671Fri Sep 26 12:48:18 1997 Mark Alexander <marka@cygnus.com>
2672
2673 * interp.c: Allow Debug, DEPC, and EPC registers to be examined in GDB.
2674
2675Thu Sep 25 11:15:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2676
2677 * gencode.c (print_igen_insn_models): Assume certain architectures
2678 include all mips* instructions.
2679 (print_igen_insn_format): Use data_size==-1 as marker for MIPS16
2680 instruction.
2681
2682 * Makefile.in (tmp.igen): Add target. Generate igen input from
2683 gencode file.
2684
2685 * gencode.c (FEATURE_IGEN): Define.
2686 (main): Add --igen option. Generate output in igen format.
2687 (process_instructions): Format output according to igen option.
2688 (print_igen_insn_format): New function.
2689 (print_igen_insn_models): New function.
2690 (process_instructions): Only issue warnings and ignore
2691 instructions when no FEATURE_IGEN.
2692
2693Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2694
2695 * interp.c (COP_SD, COP_LD): Add UNUSED to pacify GCC for some
2696 MIPS targets.
2697
2698Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2699
2700 * configure: Regenerated to track ../common/aclocal.m4 changes.
2701
2702Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
2703
2704 * Makefile.in (SIM_ALIGNMENT, SIM_ENDIAN, SIM_HOSTENDIAN,
2705 SIM_RESERVED_BITS): Delete, moved to common.
2706 (SIM_EXTRA_CFLAGS): Update.
2707
2708Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2709
2710 * configure.in: Configure non-strict memory alignment.
2711 * configure: Regenerated to track ../common/aclocal.m4 changes.
2712
2713Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
2714
2715 * configure: Regenerated to track ../common/aclocal.m4 changes.
2716
2717Sat Sep 20 14:07:28 1997 Gavin Koch <gavin@cygnus.com>
2718
2719 * gencode.c (SDBBP,DERET): Added (3900) insns.
2720 (RFE): Turn on for 3900.
2721 * interp.c (DebugBreakPoint,DEPC,Debug,Debug_*): Added.
2722 (dsstate): Made global.
2723 (SUBTARGET_R3900): Added.
2724 (CANCELDELAYSLOT): New.
2725 (SignalException): Ignore SystemCall rather than ignore and
2726 terminate. Add DebugBreakPoint handling.
2727 (decode_coproc): New insns RFE, DERET; and new registers Debug
2728 and DEPC protected by SUBTARGET_R3900.
2729 (sim_engine_run): Use CANCELDELAYSLOT rather than clearing
2730 bits explicitly.
2731 * Makefile.in,configure.in: Add mips subtarget option.
2732 * configure: Update.
2733
2734Fri Sep 19 09:33:27 1997 Gavin Koch <gavin@cygnus.com>
2735
2736 * gencode.c: Add r3900 (tx39).
2737
2738
2739Tue Sep 16 15:52:04 1997 Gavin Koch <gavin@cygnus.com>
2740
2741 * gencode.c (build_instruction): Don't need to subtract 4 for
2742 JALR, just 2.
2743
2744Tue Sep 16 11:32:28 1997 Gavin Koch <gavin@cygnus.com>
2745
2746 * interp.c: Correct some HASFPU problems.
2747
2748Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
2749
2750 * configure: Regenerated to track ../common/aclocal.m4 changes.
2751
2752Fri Sep 12 12:01:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2753
2754 * interp.c (mips_options): Fix samples option short form, should
2755 be `x'.
2756
2757Thu Sep 11 09:35:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
2758
2759 * interp.c (sim_info): Enable info code. Was just returning.
2760
2761Tue Sep 9 17:30:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2762
2763 * interp.c (decode_coproc): Clarify warning about unsuported MTC0,
2764 MFC0.
2765
2766Tue Sep 9 16:28:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
2767
2768 * gencode.c (build_instruction): Use SIGNED64 for 64 bit
2769 constants.
2770 (build_instruction): Ditto for LL.
2771
2772Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
2773
2774 * configure: Regenerated to track ../common/aclocal.m4 changes.
2775
2776Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2777
2778 * configure: Regenerated to track ../common/aclocal.m4 changes.
2779 * config.in: Ditto.
2780
2781Wed Aug 27 14:12:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
2782
2783 * interp.c (sim_open): Add call to sim_analyze_program, update
2784 call to sim_config.
2785
2786Tue Aug 26 10:40:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
2787
2788 * interp.c (sim_kill): Delete.
2789 (sim_create_inferior): Add ABFD argument. Set PC from same.
2790 (sim_load): Move code initializing trap handlers from here.
2791 (sim_open): To here.
2792 (sim_load): Delete, use sim-hload.c.
2793
2794 * Makefile.in (SIM_OBJS): Add sim-hload.o module.
2795
2796Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2797
2798 * configure: Regenerated to track ../common/aclocal.m4 changes.
2799 * config.in: Ditto.
2800
2801Mon Aug 25 15:59:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2802
2803 * interp.c (sim_open): Add ABFD argument.
2804 (sim_load): Move call to sim_config from here.
2805 (sim_open): To here. Check return status.
2806
2807Fri Jul 25 15:00:45 1997 Gavin Koch <gavin@cygnus.com>
2808
2809 * gencode.c (build_instruction): Two arg MADD should
2810 not assign result to $0.
2811
2812Thu Jun 26 12:13:17 1997 Angela Marie Thomas (angela@cygnus.com)
2813
2814 * sim/mips/configure: Change default_sim_endian to 0 (bi-endian)
2815 * sim/mips/configure.in: Regenerate.
2816
2817Wed Jul 9 10:29:21 1997 Andrew Cagney <cagney@critters.cygnus.com>
2818
2819 * interp.c (SUB_REG_UW, SUB_REG_SW, SUB_REG_*): Use more explicit
2820 signed8, unsigned8 et.al. types.
2821
2822 * interp.c (SUB_REG_FETCH): Handle both little and big endian
2823 hosts when selecting subreg.
2824
2825Wed Jul 2 11:54:10 1997 Jeffrey A Law (law@cygnus.com)
2826
2827 * interp.c (sim_engine_run): Reset the ZERO register to zero
2828 regardless of FEATURE_WARN_ZERO.
2829 * gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
2830
2831Wed Jun 4 10:43:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2832
2833 * interp.c (decode_coproc): Implement MTC0 N, CAUSE.
2834 (SignalException): For BreakPoints ignore any mode bits and just
2835 save the PC.
2836 (SignalException): Always set the CAUSE register.
2837
2838Tue Jun 3 05:00:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
2839
2840 * interp.c (SignalException): Clear the simDELAYSLOT flag when an
2841 exception has been taken.
2842
2843 * interp.c: Implement the ERET and mt/f sr instructions.
2844
2845Sat May 31 00:44:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
2846
2847 * interp.c (SignalException): Don't bother restarting an
2848 interrupt.
2849
2850Fri May 30 23:41:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2851
2852 * interp.c (SignalException): Really take an interrupt.
2853 (interrupt_event): Only deliver interrupts when enabled.
2854
2855Tue May 27 20:08:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2856
2857 * interp.c (sim_info): Only print info when verbose.
2858 (sim_info) Use sim_io_printf for output.
2859
2860Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2861
2862 * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
2863 mips architectures.
2864
2865Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2866
2867 * interp.c (sim_do_command): Check for common commands if a
2868 simulator specific command fails.
2869
2870Thu May 22 09:32:03 1997 Gavin Koch <gavin@cygnus.com>
2871
2872 * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
2873 and simBE when DEBUG is defined.
2874
2875Wed May 21 09:08:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
2876
2877 * interp.c (interrupt_event): New function. Pass exception event
2878 onto exception handler.
2879
2880 * configure.in: Check for stdlib.h.
2881 * configure: Regenerate.
2882
2883 * gencode.c (build_instruction): Add UNUSED attribute to tempS
2884 variable declaration.
2885 (build_instruction): Initialize memval1.
2886 (build_instruction): Add UNUSED attribute to byte, bigend,
2887 reverse.
2888 (build_operands): Ditto.
2889
2890 * interp.c: Fix GCC warnings.
2891 (sim_get_quit_code): Delete.
2892
2893 * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
2894 * Makefile.in: Ditto.
2895 * configure: Re-generate.
2896
2897 * Makefile.in (SIM_OBJS): Add sim-watch.o module.
2898
2899Tue May 20 15:08:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2900
2901 * interp.c (mips_option_handler): New function parse argumes using
2902 sim-options.
2903 (myname): Replace with STATE_MY_NAME.
2904 (sim_open): Delete check for host endianness - performed by
2905 sim_config.
2906 (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
2907 (sim_open): Move much of the initialization from here.
2908 (sim_load): To here. After the image has been loaded and
2909 endianness set.
2910 (sim_open): Move ColdReset from here.
2911 (sim_create_inferior): To here.
2912 (sim_open): Make FP check less dependant on host endianness.
2913
2914 * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
2915 run.
2916 * interp.c (sim_set_callbacks): Delete.
2917
2918 * interp.c (membank, membank_base, membank_size): Replace with
2919 STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
2920 (sim_open): Remove call to callback->init. gdb/run do this.
2921
2922 * interp.c: Update
2923
2924 * sim-main.h (SIM_HAVE_FLATMEM): Define.
2925
2926 * interp.c (big_endian_p): Delete, replaced by
2927 current_target_byte_order.
2928
2929Tue May 20 13:55:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2930
2931 * interp.c (host_read_long, host_read_word, host_swap_word,
2932 host_swap_long): Delete. Using common sim-endian.
2933 (sim_fetch_register, sim_store_register): Use H2T.
2934 (pipeline_ticks): Delete. Handled by sim-events.
2935 (sim_info): Update.
2936 (sim_engine_run): Update.
2937
2938Tue May 20 13:42:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
2939
2940 * interp.c (sim_stop_reason): Move code determining simEXCEPTION
2941 reason from here.
2942 (SignalException): To here. Signal using sim_engine_halt.
2943 (sim_stop_reason): Delete, moved to common.
2944
2945Tue May 20 10:19:48 1997 Andrew Cagney <cagney@b2.cygnus.com>
2946
2947 * interp.c (sim_open): Add callback argument.
2948 (sim_set_callbacks): Delete SIM_DESC argument.
2949 (sim_size): Ditto.
2950
2951Mon May 19 18:20:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2952
2953 * Makefile.in (SIM_OBJS): Add common modules.
2954
2955 * interp.c (sim_set_callbacks): Also set SD callback.
2956 (set_endianness, xfer_*, swap_*): Delete.
2957 (host_read_word, host_read_long, host_swap_word, host_swap_long):
2958 Change to functions using sim-endian macros.
2959 (control_c, sim_stop): Delete, use common version.
2960 (simulate): Convert into.
2961 (sim_engine_run): This function.
2962 (sim_resume): Delete.
2963
2964 * interp.c (simulation): New variable - the simulator object.
2965 (sim_kind): Delete global - merged into simulation.
2966 (sim_load): Cleanup. Move PC assignment from here.
2967 (sim_create_inferior): To here.
2968
2969 * sim-main.h: New file.
2970 * interp.c (sim-main.h): Include.
2971
2972Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
2973
2974 * configure: Regenerated to track ../common/aclocal.m4 changes.
2975
2976Wed Apr 23 17:32:19 1997 Doug Evans <dje@canuck.cygnus.com>
2977
2978 * tconfig.in (SIM_HAVE_BIENDIAN): Define.
2979
2980Mon Apr 21 17:16:13 1997 Gavin Koch <gavin@cygnus.com>
2981
2982 * gencode.c (build_instruction): DIV instructions: check
2983 for division by zero and integer overflow before using
2984 host's division operation.
2985
2986Thu Apr 17 03:18:14 1997 Doug Evans <dje@canuck.cygnus.com>
2987
2988 * Makefile.in (SIM_OBJS): Add sim-load.o.
2989 * interp.c: #include bfd.h.
2990 (target_byte_order): Delete.
2991 (sim_kind, myname, big_endian_p): New static locals.
2992 (sim_open): Set sim_kind, myname. Move call to set_endianness to
2993 after argument parsing. Recognize -E arg, set endianness accordingly.
2994 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
2995 load file into simulator. Set PC from bfd.
2996 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
2997 (set_endianness): Use big_endian_p instead of target_byte_order.
2998
2999Wed Apr 16 17:55:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
3000
3001 * interp.c (sim_size): Delete prototype - conflicts with
3002 definition in remote-sim.h. Correct definition.
3003
3004Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3005
3006 * configure: Regenerated to track ../common/aclocal.m4 changes.
3007 * config.in: Ditto.
3008
3009Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
3010
3011 * interp.c (sim_open): New arg `kind'.
3012
3013 * configure: Regenerated to track ../common/aclocal.m4 changes.
3014
3015Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3016
3017 * configure: Regenerated to track ../common/aclocal.m4 changes.
3018
3019Tue Mar 25 11:38:22 1997 Doug Evans <dje@canuck.cygnus.com>
3020
3021 * interp.c (sim_open): Set optind to 0 before calling getopt.
3022
3023Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3024
3025 * configure: Regenerated to track ../common/aclocal.m4 changes.
3026
3027Mon Mar 17 10:52:59 1997 Gavin Koch <gavin@cetus.cygnus.com>
3028
3029 * interp.c : Replace uses of pr_addr with pr_uword64
3030 where the bit length is always 64 independent of SIM_ADDR.
3031 (pr_uword64) : added.
3032
3033Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3034
3035 * configure: Re-generate.
3036
3037Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
3038
3039 * configure: Regenerate to track ../common/aclocal.m4 changes.
3040
3041Thu Mar 13 12:51:36 1997 Doug Evans <dje@canuck.cygnus.com>
3042
3043 * interp.c (sim_open): New SIM_DESC result. Argument is now
3044 in argv form.
3045 (other sim_*): New SIM_DESC argument.
3046
3047Mon Feb 24 22:47:14 1997 Dawn Perchik <dawn@cygnus.com>
3048
3049 * interp.c: Fix printing of addresses for non-64-bit targets.
3050 (pr_addr): Add function to print address based on size.
3051
3052Wed Feb 19 14:42:09 1997 Mark Alexander <marka@cygnus.com>
3053
3054 * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
3055
3056Thu Feb 13 14:08:30 1997 Ian Lance Taylor <ian@cygnus.com>
3057
3058 * gencode.c (build_mips16_operands): Correct computation of base
3059 address for extended PC relative instruction.
3060
3061Thu Feb 6 17:16:15 1997 Ian Lance Taylor <ian@cygnus.com>
3062
3063 * interp.c (mips16_entry): Add support for floating point cases.
3064 (SignalException): Pass floating point cases to mips16_entry.
3065 (ValueFPR): Don't restrict fmt_single and fmt_word to even
3066 registers.
3067 (StoreFPR): Likewise. Also, don't clobber fpr + 1 for fmt_single
3068 or fmt_word.
3069 (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
3070 and then set the state to fmt_uninterpreted.
3071 (COP_SW): Temporarily set the state to fmt_word while calling
3072 ValueFPR.
3073
3074Tue Feb 4 16:48:25 1997 Ian Lance Taylor <ian@cygnus.com>
3075
3076 * gencode.c (build_instruction): The high order may be set in the
3077 comparison flags at any ISA level, not just ISA 4.
3078
3079Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
3080
3081 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
3082 COMMON_{PRE,POST}_CONFIG_FRAG instead.
3083 * configure.in: sinclude ../common/aclocal.m4.
3084 * configure: Regenerated.
3085
3086Fri Jan 31 11:11:45 1997 Ian Lance Taylor <ian@cygnus.com>
3087
3088 * configure: Rebuild after change to aclocal.m4.
3089
3090Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
3091
3092 * configure configure.in Makefile.in: Update to new configure
3093 scheme which is more compatible with WinGDB builds.
3094 * configure.in: Improve comment on how to run autoconf.
3095 * configure: Re-run autoconf to get new ../common/aclocal.m4.
3096 * Makefile.in: Use autoconf substitution to install common
3097 makefile fragment.
3098
3099Wed Jan 8 12:39:03 1997 Jim Wilson <wilson@cygnus.com>
3100
3101 * gencode.c (build_instruction): Use BigEndianCPU instead of
3102 ByteSwapMem.
3103
3104Thu Jan 02 22:23:04 1997 Mark Alexander <marka@cygnus.com>
3105
3106 * interp.c (sim_monitor): Make output to stdout visible in
3107 wingdb's I/O log window.
3108
3109Tue Dec 31 07:04:00 1996 Mark Alexander <marka@cygnus.com>
3110
3111 * support.h: Undo previous change to SIGTRAP
3112 and SIGQUIT values.
3113
3114Mon Dec 30 17:36:06 1996 Ian Lance Taylor <ian@cygnus.com>
3115
3116 * interp.c (store_word, load_word): New static functions.
3117 (mips16_entry): New static function.
3118 (SignalException): Look for mips16 entry and exit instructions.
3119 (simulate): Use the correct index when setting fpr_state after
3120 doing a pending move.
3121
3122Sun Dec 29 09:37:18 1996 Mark Alexander <marka@cygnus.com>
3123
3124 * interp.c: Fix byte-swapping code throughout to work on
3125 both little- and big-endian hosts.
3126
3127Sun Dec 29 09:18:32 1996 Mark Alexander <marka@cygnus.com>
3128
3129 * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
3130 with gdb/config/i386/xm-windows.h.
3131
3132Fri Dec 27 22:48:51 1996 Mark Alexander <marka@cygnus.com>
3133
3134 * gencode.c (build_instruction): Work around MSVC++ code gen bug
3135 that messes up arithmetic shifts.
3136
3137Fri Dec 20 11:04:05 1996 Stu Grossman (grossman@critters.cygnus.com)
3138
3139 * support.h: Use _WIN32 instead of __WIN32__. Also add defs for
3140 SIGTRAP and SIGQUIT for _WIN32.
3141
3142Thu Dec 19 14:07:27 1996 Ian Lance Taylor <ian@cygnus.com>
3143
3144 * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
3145 force a 64 bit multiplication.
3146 (build_instruction) [OR]: In mips16 mode, don't do anything if the
3147 destination register is 0, since that is the default mips16 nop
3148 instruction.
3149
3150Mon Dec 16 14:59:38 1996 Ian Lance Taylor <ian@cygnus.com>
3151
3152 * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
3153 (build_endian_shift): Don't check proc64.
3154 (build_instruction): Always set memval to uword64. Cast op2 to
3155 uword64 when shifting it left in memory instructions. Always use
3156 the same code for stores--don't special case proc64.
3157
3158 * gencode.c (build_mips16_operands): Fix base PC value for PC
3159 relative operands.
3160 (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
3161 jal instruction.
3162 * interp.c (simJALDELAYSLOT): Define.
3163 (JALDELAYSLOT): Define.
3164 (INDELAYSLOT, INJALDELAYSLOT): Define.
3165 (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
3166
3167Tue Dec 24 22:11:20 1996 Angela Marie Thomas (angela@cygnus.com)
3168
3169 * interp.c (sim_open): add flush_cache as a PMON routine
3170 (sim_monitor): handle flush_cache by ignoring it
3171
3172Wed Dec 11 13:53:51 1996 Jim Wilson <wilson@cygnus.com>
3173
3174 * gencode.c (build_instruction): Use !ByteSwapMem instead of
3175 BigEndianMem.
3176 * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
3177 (BigEndianMem): Rename to ByteSwapMem and change sense.
3178 (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
3179 BigEndianMem references to !ByteSwapMem.
3180 (set_endianness): New function, with prototype.
3181 (sim_open): Call set_endianness.
3182 (sim_info): Use simBE instead of BigEndianMem.
3183 (xfer_direct_word, xfer_direct_long, swap_direct_word,
3184 swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
3185 xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
3186 ifdefs, keeping the prototype declaration.
3187 (swap_word): Rewrite correctly.
3188 (ColdReset): Delete references to CONFIG. Delete endianness related
3189 code; moved to set_endianness.
3190
3191Tue Dec 10 11:32:04 1996 Jim Wilson <wilson@cygnus.com>
3192
3193 * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
3194 * interp.c (CHECKHILO): Define away.
3195 (simSIGINT): New macro.
3196 (membank_size): Increase from 1MB to 2MB.
3197 (control_c): New function.
3198 (sim_resume): Rename parameter signal to signal_number. Add local
3199 variable prev. Call signal before and after simulate.
3200 (sim_stop_reason): Add simSIGINT support.
3201 (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
3202 functions always.
3203 (sim_warning): Delete call to SignalException. Do call printf_filtered
3204 if logfh is NULL.
3205 (AddressTranslation): Add #ifdef DEBUG around debugging message and
3206 a call to sim_warning.
3207
3208Wed Nov 27 11:53:50 1996 Ian Lance Taylor <ian@cygnus.com>
3209
3210 * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
3211 16 bit instructions.
3212
3213Tue Nov 26 11:53:12 1996 Ian Lance Taylor <ian@cygnus.com>
3214
3215 Add support for mips16 (16 bit MIPS implementation):
3216 * gencode.c (inst_type): Add mips16 instruction encoding types.
3217 (GETDATASIZEINSN): Define.
3218 (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv. Add
3219 jalx. Add LEFT flag to mfhi and mflo. Add RIGHT flag to mthi and
3220 mtlo.
3221 (MIPS16_DECODE): New table, for mips16 instructions.
3222 (bitmap_val): New static function.
3223 (struct mips16_op): Define.
3224 (mips16_op_table): New table, for mips16 operands.
3225 (build_mips16_operands): New static function.
3226 (process_instructions): If PC is odd, decode a mips16
3227 instruction. Break out instruction handling into new
3228 build_instruction function.
3229 (build_instruction): New static function, broken out of
3230 process_instructions. Check modifiers rather than flags for SHIFT
3231 bit count and m[ft]{hi,lo} direction.
3232 (usage): Pass program name to fprintf.
3233 (main): Remove unused variable this_option_optind. Change
3234 ``*loptarg++'' to ``loptarg++''.
3235 (my_strtoul): Parenthesize && within ||.
3236 * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
3237 (simulate): If PC is odd, fetch a 16 bit instruction, and
3238 increment PC by 2 rather than 4.
3239 * configure.in: Add case for mips16*-*-*.
3240 * configure: Rebuild.
3241
3242Fri Nov 22 08:49:36 1996 Mark Alexander <marka@cygnus.com>
3243
3244 * interp.c: Allow -t to enable tracing in standalone simulator.
3245 Fix garbage output in trace file and error messages.
3246
3247Wed Nov 20 01:54:37 1996 Doug Evans <dje@canuck.cygnus.com>
3248
3249 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
3250 (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
3251 * configure.in: Simplify using macros in ../common/aclocal.m4.
3252 * configure: Regenerated.
3253 * tconfig.in: New file.
3254
3255Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
3256
3257 * interp.c: Fix bugs in 64-bit port.
3258 Use ansi function declarations for msvc compiler.
3259 Initialize and test file pointer in trace code.
3260 Prevent duplicate definition of LAST_EMED_REGNUM.
3261
3262Tue Oct 15 11:07:06 1996 Mark Alexander <marka@cygnus.com>
3263
3264 * interp.c (xfer_big_long): Prevent unwanted sign extension.
3265
3266Thu Sep 26 17:35:00 1996 James G. Smith <jsmith@cygnus.co.uk>
3267
3268 * interp.c (SignalException): Check for explicit terminating
3269 breakpoint value.
3270 * gencode.c: Pass instruction value through SignalException()
3271 calls for Trap, Breakpoint and Syscall.
3272
3273Thu Sep 26 11:35:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3274
3275 * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
3276 only used on those hosts that provide it.
3277 * configure.in: Add sqrt() to list of functions to be checked for.
3278 * config.in: Re-generated.
3279 * configure: Re-generated.
3280
3281Fri Sep 20 15:47:12 1996 Ian Lance Taylor <ian@cygnus.com>
3282
3283 * gencode.c (process_instructions): Call build_endian_shift when
3284 expanding STORE RIGHT, to fix swr.
3285 * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
3286 clear the high bits.
3287 * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
3288 Fix float to int conversions to produce signed values.
3289
3290Thu Sep 19 15:34:17 1996 Ian Lance Taylor <ian@cygnus.com>
3291
3292 * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
3293 (process_instructions): Correct handling of nor instruction.
3294 Correct shift count for 32 bit shift instructions. Correct sign
3295 extension for arithmetic shifts to not shift the number of bits in
3296 the type. Fix 64 bit multiply high word calculation. Fix 32 bit
3297 unsigned multiply. Fix ldxc1 and friends to use coprocessor 1.
3298 Fix madd.
3299 * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
3300 It's OK to have a mult follow a mult. What's not OK is to have a
3301 mult follow an mfhi.
3302 (Convert): Comment out incorrect rounding code.
3303
3304Mon Sep 16 11:38:16 1996 James G. Smith <jsmith@cygnus.co.uk>
3305
3306 * interp.c (sim_monitor): Improved monitor printf
3307 simulation. Tidied up simulator warnings, and added "--log" option
3308 for directing warning message output.
3309 * gencode.c: Use sim_warning() rather than WARNING macro.
3310
3311Thu Aug 22 15:03:12 1996 Ian Lance Taylor <ian@cygnus.com>
3312
3313 * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
3314 getopt1.o, rather than on gencode.c. Link objects together.
3315 Don't link against -liberty.
3316 (gencode.o, getopt.o, getopt1.o): New targets.
3317 * gencode.c: Include <ctype.h> and "ansidecl.h".
3318 (AND): Undefine after including "ansidecl.h".
3319 (ULONG_MAX): Define if not defined.
3320 (OP_*): Don't define macros; now defined in opcode/mips.h.
3321 (main): Call my_strtoul rather than strtoul.
3322 (my_strtoul): New static function.
3323
3324Wed Jul 17 18:12:38 1996 Stu Grossman (grossman@critters.cygnus.com)
3325
3326 * gencode.c (process_instructions): Generate word64 and uword64
3327 instead of `long long' and `unsigned long long' data types.
3328 * interp.c: #include sysdep.h to get signals, and define default
3329 for SIGBUS.
3330 * (Convert): Work around for Visual-C++ compiler bug with type
3331 conversion.
3332 * support.h: Make things compile under Visual-C++ by using
3333 __int64 instead of `long long'. Change many refs to long long
3334 into word64/uword64 typedefs.
3335
3336Wed Jun 26 12:24:55 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
3337
3338 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
3339 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
3340 (docdir): Removed.
3341 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
3342 (AC_PROG_INSTALL): Added.
3343 (AC_PROG_CC): Moved to before configure.host call.
3344 * configure: Rebuilt.
3345
3346Wed Jun 5 08:28:13 1996 James G. Smith <jsmith@cygnus.co.uk>
3347
3348 * configure.in: Define @SIMCONF@ depending on mips target.
3349 * configure: Rebuild.
3350 * Makefile.in (run): Add @SIMCONF@ to control simulator
3351 construction.
3352 * gencode.c: Change LOADDRMASK to 64bit memory model only.
3353 * interp.c: Remove some debugging, provide more detailed error
3354 messages, update memory accesses to use LOADDRMASK.
3355
3356Mon Jun 3 11:55:03 1996 Ian Lance Taylor <ian@cygnus.com>
3357
3358 * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
3359 AC_CHECK_LIB, and AC_CHECK_FUNCS. Change AC_OUTPUT to set
3360 stamp-h.
3361 * configure: Rebuild.
3362 * config.in: New file, generated by autoheader.
3363 * interp.c: Include "config.h". Include <stdlib.h>, <string.h>,
3364 and <strings.h> if they exist. Replace #ifdef sun with #ifdef
3365 HAVE_ANINT and HAVE_AINT, as appropriate.
3366 * Makefile.in (run): Use @LIBS@ rather than -lm.
3367 (interp.o): Depend upon config.h.
3368 (Makefile): Just rebuild Makefile.
3369 (clean): Remove stamp-h.
3370 (mostlyclean): Make the same as clean, not as distclean.
3371 (config.h, stamp-h): New targets.
3372
3373Fri May 10 00:41:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3374
3375 * interp.c (ColdReset): Fix boolean test. Make all simulator
3376 globals static.
3377
3378Wed May 8 15:12:58 1996 James G. Smith <jsmith@cygnus.co.uk>
3379
3380 * interp.c (xfer_direct_word, xfer_direct_long,
3381 swap_direct_word, swap_direct_long, xfer_big_word,
3382 xfer_big_long, xfer_little_word, xfer_little_long,
3383 swap_word,swap_long): Added.
3384 * interp.c (ColdReset): Provide function indirection to
3385 host<->simulated_target transfer routines.
3386 * interp.c (sim_store_register, sim_fetch_register): Updated to
3387 make use of indirected transfer routines.
3388
3389Fri Apr 19 15:48:24 1996 James G. Smith <jsmith@cygnus.co.uk>
3390
3391 * gencode.c (process_instructions): Ensure FP ABS instruction
3392 recognised.
3393 * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
3394 system call support.
3395
3396Wed Apr 10 09:51:38 1996 James G. Smith <jsmith@cygnus.co.uk>
3397
3398 * interp.c (sim_do_command): Complain if callback structure not
3399 initialised.
3400
3401Thu Mar 28 13:50:51 1996 James G. Smith <jsmith@cygnus.co.uk>
3402
3403 * interp.c (Convert): Provide round-to-nearest and round-to-zero
3404 support for Sun hosts.
3405 * Makefile.in (gencode): Ensure the host compiler and libraries
3406 used for cross-hosted build.
3407
3408Wed Mar 27 14:42:12 1996 James G. Smith <jsmith@cygnus.co.uk>
3409
3410 * interp.c, gencode.c: Some more (TODO) tidying.
3411
3412Thu Mar 7 11:19:33 1996 James G. Smith <jsmith@cygnus.co.uk>
3413
3414 * gencode.c, interp.c: Replaced explicit long long references with
3415 WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
3416 * support.h (SET64LO, SET64HI): Macros added.
3417
3418Wed Feb 21 12:16:21 1996 Ian Lance Taylor <ian@cygnus.com>
3419
3420 * configure: Regenerate with autoconf 2.7.
3421
3422Tue Jan 30 08:48:18 1996 Fred Fish <fnf@cygnus.com>
3423
3424 * interp.c (LoadMemory): Enclose text following #endif in /* */.
3425 * support.h: Remove superfluous "1" from #if.
3426 * support.h (CHECKSIM): Remove stray 'a' at end of line.
3427
3428Mon Dec 4 11:44:40 1995 Jamie Smith <jsmith@cygnus.com>
3429
3430 * interp.c (StoreFPR): Control UndefinedResult() call on
3431 WARN_RESULT manifest.
3432
3433Fri Dec 1 16:37:19 1995 James G. Smith <jsmith@cygnus.co.uk>
3434
3435 * gencode.c: Tidied instruction decoding, and added FP instruction
3436 support.
3437
3438 * interp.c: Added dineroIII, and BSD profiling support. Also
3439 run-time FP handling.
3440
3441Sun Oct 22 00:57:18 1995 James G. Smith <jsmith@pasanda.cygnus.co.uk>
3442
3443 * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
3444 gencode.c, interp.c, support.h: created.
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