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sim: drop common/cconfig.h in favor of a single config.h
[thirdparty/binutils-gdb.git] / sim / frv / ChangeLog
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936df756
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12016-01-09 Mike Frysinger <vapier@gentoo.org>
2
3 * config.in, configure: Regenerate.
4
2e3d4f4d
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52016-01-06 Mike Frysinger <vapier@gentoo.org>
6
7 * sim-if.c (sim_open): Mark argv const.
8 (sim_create_inferior): Mark argv and env const.
9
9bbf6f91
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102016-01-04 Mike Frysinger <vapier@gentoo.org>
11
12 * configure: Regenerate.
13
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142016-01-03 Mike Frysinger <vapier@gentoo.org>
15
16 * sim-if.c (sim_open): Update sim_parse_args comment.
17
3726f72c
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182016-01-03 Mike Frysinger <vapier@gentoo.org>
19
20 * TODO: Delete file.
21
0cb8d851
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222016-01-03 Mike Frysinger <vapier@gentoo.org>
23
24 * configure.ac (SIM_AC_OPTION_HOSTENDIAN): Delete.
25 * configure: Regenerate.
26 * frv.c (frvbf_h_fr_double_get_handler): Change
27 CURRENT_HOST_BYTE_ORDER to HOST_BYTE_ORDER.
28 (frvbf_h_fr_double_set_handler): Likewise.
29
1ac72f06
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302016-01-02 Mike Frysinger <vapier@gentoo.org>
31
32 * arch.h (TARGET_BIG_ENDIAN): Delete.
33 * configure.ac (SIM_AC_OPTION_ENDIAN): Change BIG_ENDIAN to BIG.
34 * configure: Regenerate.
35 * frv.c (frvbf_h_fr_double_get_handler): Change LITTLE_ENDIAN to
36 BFD_ENDIAN_LITTLE.
37 (frvbf_h_fr_double_set_handler): Likewise.
38
d47f5b30
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392016-01-02 Mike Frysinger <vapier@gentoo.org>
40
41 * reset.c (frv_term): Change current_state to sd.
42 * sim-if.c (current_state): Delete.
43 (sim_open): Delete current_state assignment.
44
5e744ef8
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452015-12-27 Mike Frysinger <vapier@gentoo.org>
46
47 * Makefile.in (SIM_OBJS): Delete sim-hload.o.
48
1b393626
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492015-12-26 Mike Frysinger <vapier@gentoo.org>
50
51 * config.in, configure: Regenerate.
52
0e967299
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532015-12-26 Mike Frysinger <vapier@gentoo.org>
54
55 * sim-if.c (sim_create_inferior): Replace old #if 0 code with dupargv.
56
20231457
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572015-12-25 Mike Frysinger <vapier@gentoo.org>
58
59 * devices.c: Delete file.
60 * frv-sim.h (MCCR_ADDR, MCCR_CP, MCCR_CM0, MCCR_CM1, frv_devices,
61 struct _device): Delete.
62 * Makefile.in (SIM_OBJS): Delete devices.o.
63 * sim-if.c (sim_open): Delete #if 0 code.
64 * tconfig.h: Delete file.
65
0d585950
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662015-12-25 Mike Frysinger <vapier@gentoo.org>
67
68 * Makefile.in (SIM_OBJS): Delete sim-model.o.
69 * tconfig.h (SIM_HAVE_MODEL): Delete.
70
8a0ebee6
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712015-12-25 Mike Frysinger <vapier@gentoo.org>
72
73 * arch.c: Rename MACH to SIM_MACH.
74 * cpuall.h: Likewise.
75 * model.c: Rename MACH to SIM_MACH, MACH_IMP_PROPERTIES to
76 SIM_MACH_IMP_PROPERTIES, and MODEL to SIM_MODEL.
77
f0c1b768
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782015-12-25 Mike Frysinger <vapier@gentoo.org>
79
80 * sim-main.h (WITH_SCACHE_PBB): Move from ...
81 * tconfig.h (WITH_SCACHE_PBB): ... here.
82
42a3af56
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832015-12-25 Mike Frysinger <vapier@gentoo.org>
84
85 * devices.c (device_error): Delete.
86
26936211
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872015-12-24 Mike Frysinger <vapier@gentoo.org>
88
89 * tconfig.h (SIM_HANDLES_LMA): Delete.
90
cec19744
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912015-12-24 Mike Frysinger <vapier@gentoo.org>
92
93 * tconfig.h (SIM_HAVE_BREAKPOINTS, SIM_BREAKPOINT,
94 SIM_BREAKPOINT_SIZE): Delete.
95 * traps.c [SIM_HAVE_BREAKPOINTS] (frv_itrap): Delete sim breakpoint
96 code.
97 [SIM_HAVE_BREAKPOINTS] (frv_break): Likewise.
98
84e8e361
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992015-12-24 Mike Frysinger <vapier@gentoo.org>
100
101 * tconfig.h (WITH_WATCHPOINTS): Delete.
102
b1af9473
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1032015-12-24 Mike Frysinger <vapier@gentoo.org>
104
105 * tconfig.h (SIM_HAVE_MEM_SIZE): Delete.
106
797eee42
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1072015-11-15 Mike Frysinger <vapier@gentoo.org>
108
109 * Makefile.in (SIM_OBJS): Delete sim-reason.o, sim-reg.o, and
110 sim-stop.o.
111
6e4f085c
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1122015-11-14 Mike Frysinger <vapier@gentoo.org>
113
114 * interp.c (sim_close): Rename to ...
115 (frv_sim_close): ... this. Delete calls to frv_cgen_cpu_close and
116 sim_module_uninstall.
117 * sim-main.h (frv_sim_close): Declare.
118 (SIM_CLOSE_HOOK): Define.
119
8d0978fb
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1202015-06-23 Mike Frysinger <vapier@gentoo.org>
121
122 * configure.ac (AC_ARG_ENABLE(sim-trapdump)): Call AS_HELP_STRING.
123 * configure: Regenerate.
124
a3487082
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1252015-06-12 Mike Frysinger <vapier@gentoo.org>
126
127 * configure: Regenerate.
128
306f4178
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1292015-06-12 Mike Frysinger <vapier@gentoo.org>
130
131 * configure: Regenerate.
132
db7858e2
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1332015-06-12 Mike Frysinger <vapier@gentoo.org>
134
135 * decode.c (frvbf_decode): Change TRACE_EXTRACT to CGEN_TRACE_EXTRACT.
136 * mloop.in (execute): Change TRACE_INSN_INIT to CGEN_TRACE_INSN_INIT,
137 TRACE_INSN to CGEN_TRACE_INSN, and TRACE_INSN_FINI to CGEN_TRACE_INSN_FINI.
138 * sem.c: Rename TRACE_RESULT to CGEN_TRACE_RESULT.
139
66a19e2f
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1402015-06-11 Mike Frysinger <vapier@gentoo.org>
141
142 * sim-main.h (WITH_TRACE): Delete.
143
e8d3a34f
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1442015-04-18 Mike Frysinger <vapier@gentoo.org>
145
146 * sim-main.h (USING_SIM_BASE_H): Delete.
147
20bca71d
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1482015-04-18 Mike Frysinger <vapier@gentoo.org>
149
150 * sim-main.h (_sim_cpu, SIM_CPU): Delete.
151
7e83aa92
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1522015-04-18 Mike Frysinger <vapier@gentoo.org>
153
154 * sim-main.h (sim_cia): Delete.
155 (frv_sim_engine_halt_hook): Move below includes.
156
034685f9
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1572015-04-17 Mike Frysinger <vapier@gentoo.org>
158
159 * sim-main.h (CIA_GET, CIA_SET): Delete.
160 * traps.c (frv_sim_engine_halt_hook): Change CIA_SET to CPU_PC_SET.
161
78e9aa70
MF
1622015-04-15 Mike Frysinger <vapier@gentoo.org>
163
164 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
165 * sim-main.h (STATE_CPU): Delete.
166
f95f4ed2
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1672015-04-15 Mike Frysinger <vapier@gentoo.org>
168
169 * sim-main.h (struct sim_state): Change cpu to an array of pointers.
170 (STATE_CPU): Handle WITH_SMP.
171
bf12d44e
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1722015-04-13 Mike Frysinger <vapier@gentoo.org>
173
174 * configure: Regenerate.
175
122bbfb5
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1762015-04-06 Mike Frysinger <vapier@gentoo.org>
177
178 * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
179
aadc9410
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1802015-03-31 Mike Frysinger <vapier@gentoo.org>
181
182 * config.in, configure: Regenerate.
183
30452bbe
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1842015-03-24 Mike Frysinger <vapier@gentoo.org>
185
186 * configure: Regenerate.
187
97f478c5
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1882015-03-24 Mike Frysinger <vapier@gentoo.org>
189
190 * configure: Regenerate.
191
64dd13df
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1922015-03-23 Mike Frysinger <vapier@gentoo.org>
193
194 * configure: Regenerate.
195
c906b4b5
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1962015-03-23 Mike Frysinger <vapier@gentoo.org>
197
198 * devices.c: Delete dv-sockser.h include.
199 (device_io_read_buffer): Delete uart code.
200 (device_io_write_buffer): Likewise.
201
49cd1634
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2022015-03-23 Mike Frysinger <vapier@gentoo.org>
203
204 * configure: Regenerate.
205
ae7d0cac
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2062015-03-16 Mike Frysinger <vapier@gentoo.org>
207
208 * aclocal.m4, config.in, configure: Regenerate.
209 * tconfig.in: Rename file ...
210 * tconfig.h: ... here.
211
8406bb59
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2122015-03-15 Mike Frysinger <vapier@gentoo.org>
213
214 * tconfig.in [HAVE_DV_SOCKSER]: Delete.
215
465fb143
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2162015-03-14 Mike Frysinger <vapier@gentoo.org>
217
218 * Makefile.in (SIM_RUN_OBJS): Delete.
219
105dd264
HPN
2202014-08-23 Hans-Peter Nilsson <hp@axis.com>
221
222 * configure.ac: Default simulator hardware to off again. Remove
223 dead frv_extra_objs substitution.
224 * configure: Regenerate.
225 * Makefile.in: Remove unused frv_extra_objs.
226
2974be62
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2272014-08-19 Alan Modra <amodra@gmail.com>
228
229 * configure: Regenerate.
230
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2312014-08-15 Roland McGrath <mcgrathr@google.com>
232
233 * configure: Regenerate.
234 * config.in: Regenerate.
235
bf3d9781
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2362013-09-23 Alan Modra <amodra@gmail.com>
237
238 * configure: Regenerate.
239
31e6ad7d
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2402013-06-03 Mike Frysinger <vapier@gentoo.org>
241
242 * aclocal.m4, configure: Regenerate.
243
73e76d20
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2442013-03-30 Joel Sherrill <joel.sherrill@oarcorp.com>
245 Mike Frysinger <vapier@gentoo.org>
246
247 * configure.ac: Add frv_extra_objs. Change simulator hardware
248 from always on to defaulting to yes it is enabled.
249 * Makefile.in: Conditionalize reference to dv-sockser.o.
250 * configure: Regenerated.
251
1517bd27
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2522013-03-26 Mike Frysinger <vapier@gentoo.org>
253
254 * configure: Regenerate.
255
94c63d78
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2562013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
257
258 * configure.ac: Fail if dv-sockser.o not available.
259 Error when --disable-sim-hardware is specified.
260 * configure: Regenerated.
261
5f3ef9d0
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2622012-06-15 Joel Brobecker <brobecker@adacore.com>
263
264 * config.in, configure: Regenerate.
265
2232061b
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2662012-03-24 Mike Frysinger <vapier@gentoo.org>
267
268 * aclocal.m4, config.in, configure: Regenerate.
269
db2e4d67
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2702011-12-03 Mike Frysinger <vapier@gentoo.org>
271
272 * aclocal.m4: New file.
273 * configure: Regenerate.
274
9c082ca8
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2752011-10-17 Mike Frysinger <vapier@gentoo.org>
276
277 * configure.ac: Change include to common/acinclude.m4.
278
6ffe910a
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2792011-10-17 Mike Frysinger <vapier@gentoo.org>
280
281 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
282 call. Replace common.m4 include with SIM_AC_COMMON.
283 * configure: Regenerate.
284
2419798b
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2852011-07-05 Mike Frysinger <vapier@gentoo.org>
286
287 * sim-if.c (sim_do_command): Delete.
288
f9bdfd29
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2892010-04-21 Mike Frysinger <vapier@gentoo.org>
290
291 * profile.c (sim_profile_print_bar): Add cpu argument.
292
fb0cc53e
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2932010-03-30 Mike Frysinger <vapier@gentoo.org>
294
295 * devices.c (device_error): Add const to message.
296
c5351010
DE
2972010-02-12 Doug Evans <dje@sebabeach.org>
298
299 * decode.c, * decode.h: Regenerate.
300
2310652a
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3012010-02-11 Doug Evans <dje@sebabeach.org>
302
303 * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
304
d2c7a1a6
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3052010-01-24 Doug Evans <dje@sebabeach.org>
306
307 * sem.c: Regenerate.
308
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3092010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
310
311 * configure: Regenerate.
312
0f51e9bf
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3132010-01-02 Doug Evans <dje@sebabeach.org>
314
315 * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
316 * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
317
197fa1aa
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3182009-11-22 Doug Evans <dje@sebabeach.org>
319
320 * cpu.h: Regenerate.
321 * cpuall.h: Regenerate.
322 * decode.c: Regenerate.
323 * decode.h: Regenerate.
324
b29791a8
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3252009-11-03 Doug Evans <dje@sebabeach.org>
326
327 * arch.c: Regenerate.
328 * arch.h: Regenerate.
329 * cpu.c: Regenerate.
330 * cpu.h: Regenerate.
331 * cpuall.h: Regenerate.
332 * decode.c: Regenerate.
333 * decode.h: Regenerate.
334 * model.c: Regenerate.
335 * sem.c: Regenerate.
336
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3372009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
338
81ecdfbb
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339 * config.in: Regenerate.
340 * configure: Likewise.
341
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342 * configure: Regenerate.
343
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3442009-01-07 Hans-Peter Nilsson <hp@axis.com>
345
346 * sem.c: Regenerate.
347
bce3bbcb
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3482008-12-23 Hans-Peter Nilsson <hp@axis.com>
349
350 * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
351 model.c, sem.c: Regenerate.
352
b5bd9624
HPN
3532008-07-11 Hans-Peter Nilsson <hp@axis.com>
354
355 * configure: Regenerate to track ../common/common.m4 changes.
356 * config.in: Ditto.
357
6efef468 3582008-06-06 Vladimir Prus <vladimir@codesourcery.com>
72f4393d
L
359 Daniel Jacobowitz <dan@codesourcery.com>
360 Joseph Myers <joseph@codesourcery.com>
6efef468
JM
361
362 * configure: Regenerate.
363
b1bfc053
HPN
3642006-12-21 Hans-Peter Nilsson <hp@axis.com>
365
366 * config.in: Regenerate.
367
e85e3205
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3682006-06-13 Richard Earnshaw <rearnsha@arm.com>
369
370 * configure: Regenerated.
371
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3722006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
373
374 * configure: Regenerated.
375
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3762006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
377
378 * configure: Regenerated.
379
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3802005-10-28 Dave Brolley <brolley@redhat.com>
381
382 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
72f4393d 383
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DB
384 Contribute the following changes:
385 2003-09-29 Dave Brolley <brolley@redhat.com>
386
387 * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
388 CGEN_ATTR_VALUE_TYPE.
389 * mloop.in: Ditto.
390 * pipeline.c: Ditto.
391 * traps.c: Ditto.
392
2b193c4a
MK
3932005-03-23 Mark Kettenis <kettenis@gnu.org>
394
395 * configure: Regenerate.
396
35695fd6
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3972005-01-14 Andrew Cagney <cagney@gnu.org>
398
399 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
400 explicit call to AC_CONFIG_HEADER.
401 * configure: Regenerate.
402
f0569246
AC
4032005-01-12 Andrew Cagney <cagney@gnu.org>
404
405 * configure.ac: Update to use ../common/common.m4.
406 * configure: Re-generate.
407
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4082005-01-11 Andrew Cagney <cagney@localhost.localdomain>
409
410 * configure: Regenerated to track ../common/aclocal.m4 changes.
411
b7026657
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4122005-01-07 Andrew Cagney <cagney@gnu.org>
413
414 * configure.ac: Rename configure.in, require autoconf 2.59.
415 * configure: Re-generate.
416
379832de
HPN
4172004-12-08 Hans-Peter Nilsson <hp@axis.com>
418
419 * configure: Regenerate for ../common/aclocal.m4 update.
420
45aa12b4
RS
4212004-08-27 Richard Sandiford <rsandifo@redhat.com>
422
423 * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
424 * cpuall.h, model.c, sem.c: Regenerated.
425
676a64f4
RS
4262004-03-01 Richard Sandiford <rsandifo@redhat.com>
427
428 * Makefile.in (SIM_OBJS): Add profile-fr450.o.
429 (profile-fr450.o): New dependency.
430 (stamp-cpu): Add fr450 to the list of machs.
431 * sim-frv.h (SPR_IS_ACC): New macro.
432 (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
433 * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
434 * frv.c (check_register_alignment, check_fr_register_alignment)
435 (check_memory_alignment, do_media_average): Likewise.
436 (frvbf_clear_accumulators): Likewise. Use a mask of valid registers
437 rather than a consecutive range.
438 * interrupts.c (frv_queue_illegal_instruction_interrupt)
439 (frv_queue_non_implemented_instruction_interrupt): Handle
440 bfd_mach_fr450.
441 * memory.c (check_data_read_address, check_readwrite_address)
442 (check_insn_read_address, check_write_address): Likewise.
443 * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
444 * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
445 (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
446 * profile-fr450.c: New file.
447 * registers.c (fr450_spr): New array.
448 (frv_register_control_init): Check its size. Use it for fr450.
449 (frv_check_register_access): Handle bfd_mach_fr450.
450 (frv_check_spr_read_access): Likewise. Generalize accumulator check.
451 * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
452 (frvbf_media_acc_not_aligned): Likewise.
453 (frvbf_media_register_not_aligned): Likewise.
454 * arch.c: Regenerate.
455 * arch.h: Regenerate.
456 * cpu.h: Regenerate.
457 * cpuall.h: Regenerate.
458 * decode.h: Regenerate.
459 * model.c: Regenerate.
460
c7a48b9a
RS
4612004-03-01 Richard Sandiford <rsandifo@redhat.com>
462
463 * cache.c (frv_cache_init): Change fr400 cache statistics to match
464 the fr405.
465 (non_cache_access): Add missing breaks.
466 * interrupts.c (set_exception_status_registers): Always set EAR15
467 for data_access_errors.
468 * memory.c (fr400_check_write_address): Remove redundant alignment
469 check.
470 * model.c: Regenerate.
471
8b73069f
RS
4722004-03-01 Richard Sandiford <rsandifo@redhat.com>
473
474 * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
475
8ae0baa2
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4762004-03-01 Richard Sandiford <rsandifo@redhat.com>
477
478 * decode.c, decode.h, model.c, sem.c: Regenerate.
479
d74c4203
KB
4802003-11-24 Kevin Buettner <kevinb@redhat.com>
481
482 * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
483 (SPR_REGNUM_MAX): Delete.
484 * frv.c (gdb/sim-frv.h): Include.
485 (frvbf_fetch_register, frvbf_store_register): Use register number
486 constants from gdb/sim-frv.h. Check availability of general
487 purpose and float registers.
488
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DB
4892003-11-03 Dave Brolley <brolley@redhat.com>
490
491 * cache.c (address_interference): Check for higher priority requests
492 in the same pipeline.
493
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DB
4942003-10-31 Dave Brolley <brolley@redhat.com>
495
162cec1b 496 * frv-sim.h (LR_REGNUM): Removed.
073926e5 497 (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
9a29f3ca 498 * frv.c (frvbf_fetch_register): Fetch SPR registers based on
073926e5 499 SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
9a29f3ca
DB
500 Return 0 for an unimplemented register. Return the length of the data
501 for an implemented register.
502 (frvbf_store_register): Ditto.
503
fc0a2244
AC
5042003-10-30 Andrew Cagney <cagney@redhat.com>
505
506 * traps.c: Replace "struct symbol_cache_entry" with "struct
507 bfd_symbol".
508
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DB
5092003-10-10 Dave Brolley <brolley@redhat.com>
510
511 * cpu.h, sem.c: Regenerate.
512
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DB
5132003-10-06 Dave Brolley <brolley@redhat.com>
514
515 * profile-fr550.[ch]: New files.
516 * configure.in: Move frv handling to alphabetically correct placement.
517 * Makefile.in: Add fr550 support.
518 * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
519 profile.[ch],registers.c,traps.c: Add fr550 support.
520 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
521 Regenerate.
522
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5232003-09-25 Dave Brolley <brolley@redhat.com>
524
525 * reset.c (frv_initialize): Call frv_register_control_init first.
526
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5272003-09-24 Dave Brolley <brolley@redhat.com>
528
529 * profile.h (update_FR_ptime): New prototype.
530 (update_FRdouble_ptime): Ditto.
531 (update_SPR_ptime): Ditto.
532 (increase_ACC_busy): Ditto.
533 (enforce_full_acc_latency): Ditto.
534 (post_wait_for_SPR): Ditto.
535 * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
536 (update_FRdouble_ptime): Ditto.
537 (update_SPR_ptime): New function.
538 (increase_ACC_busy): Ditto.
539 (enforce_full_acc_latency): Ditto.
540 (vliw_wait_for_fdiv_resource): Correct resource name.
541 (vliw_wait_for_fsqrt_resource): Ditto.
542 (post_wait_for_SPR): New function.
543 * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
544 (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
545 adjust_float_register_busy.
546 (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
547 (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
548 registers.
549 (frvbf_model_fr500_u_float_arith): Ditto.
550 (frvbf_model_fr500_u_float_dual_arith): Ditto.
551 (frvbf_model_fr500_u_float_div): Ditto.
552 (frvbf_model_fr500_u_float_sqrt): Ditto.
553 (frvbf_model_fr500_u_float_convert): Ditto.
554 (update_FR_ptime): Moved to profile.c
555 (update_FRdouble_ptime): Moved to profile.c
556 * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
557 for other machines.
558 (update_FRdouble_ptime): Ditto.
559 * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
560
153431d6
DB
5612003-09-12 Dave Brolley <brolley@redhat.com>
562
563 * registers.c (frv_check_spr_read_access): Check for access to
564 ACC4-ACC63 and ACCG4-ACCG63.
565 * profile.h (frv-desc.h): #include it.
566 (spr_busy): New member of FRV_PROFILE_STATE.
567 (spr_latency): Ditto.
568 (GNER_FOR_GR): New macro.
569 (FNER_FOR_FR): New maccro.
570 (update_SPR_latency): New function.
571 (vliw_wait_for_SPR): New function.
93938d47 572 * profile.c (update_latencies): Update SPR latencies.
153431d6
DB
573 (update_target_latencies): Ditto.
574 (update_SPR_latency): New function.
575 (vliw_wait_for_SPR): New function.
576 * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
577 (frvbf_model_fr500_u_trap): Removed unused variable, ps.
578 (frvbf_model_fr500_u_check): Ditto.
579 (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
580 (frvbf_model_fr500_u_clrfr): Ditto.
581 (frvbf_model_fr500_u_spr2gr): Wait for SPR.
582 (frvbf_model_fr500_u_gr2spr): Ditto.
583 * frv-sim.h (H_SPR_ACC4): New macro.
584 (H_SPR_ACCG4): New macro;
585 (H_SPR_ACC0): Removed.
586 (H_SPR_ACCG0): Removed.
587 * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
588
ba9c4053
DB
5892003-09-10 Dave Brolley <brolley@redhat.com>
590
591 * profile.c (slot_names): FM1 was listed twice. Changed first
592 instance to FM0. Added IALL, FMALL and FMLOW.
593 (print_parallel): Don't examine slots with no insns.
594
f9e18f5a
DB
5952003-09-09 Dave Brolley <brolley@redhat.com>
596
597 * frv.c (do_media_average): Select machine using a switch.
598
d89a78b6
DB
5992003-09-08 Dave Brolley <brolley@redhat.com>
600
601 On behalf of Doug Evans <dje@sebabeach.org>
602 * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
603 Remove copying of .cpu file to cgen/cpu, no longer needed.
604
d03ea14f
DB
6052003-09-03 Dave Brolley <brolley@redhat.com>
606
607 * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
608
e8d2f504
DB
6092003-08-29 Dave Brolley <brolley@redhat.com>
610
611 * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
612 temporarily when regenerating files.
613 (stamp-cpu): Ditto.
614
b34f6357
DB
6152003-08-20 Micheal Snyder <msnyder@redhat.com>
616
617 * All generated files: Regenerate.
618
6192001-10-11 Dave Brolley <brolley@redhat.com>
620
621 * cpu.h,decode.c,decode.h,sem.c: Regenerate.
622
6232001-10-09 Dave Brolley <brolley@redhat.com>
624
625 * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
626 not set.
627 * reset.c (frv_hardware_reset): Invalidate both caches.
628 * registers.c: Update init, reset and read-only masks for all registers
629 on all machines.
630 * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
631 (prev_gr_complex): New field of FRV_PROFILE_STATE
632 (set_use_is_gr_complex): New function.
633 (set_use_not_gr_complex): New function.
634 (use_is_gr_complex): New function.
635 (decrease_GR_busy): New function.
636 * profile.c (reset_gr_flags): New function.
637 (reset_cc_flags): New function.
638 (set_use_is_gr_complex): New function.
639 (set_use_not_gr_complex): New function.
640 (use_is_gr_complex): New function.
641 (update_latencies): Reset gr and cc flags when latency reaches 0.
642 (decrease_GR_busy): New function.
643 * profile-fr400.h (fr500_reset_acc_flags): Removed.
644 (fr500_reset_cc_flags): New function.
645 * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
646 LSI version 1.41.
647 * profile-fr400.h (fr400_reset_gr_flags): New function.
648 (fr400_reset_fr_flags): New function.
649 (fr400_reset_acc_flags): New function.
650 * profile-fr400.c (set_use_not_media_p4): New function.
651 (set_use_not_media_p6): New function.
652 (set_acc_use_not_media_p2): New function.
653 (set_acc_use_not_media_p4): New function.
654 (fr400_reset_gr_flags): New function.
655 (fr400_reset_fr_flags): New function.
656 (fr400_reset_acc_flags): New function.
657 (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
658 (frvbf_model_fr400_u_media_hilo): New function.
659 * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
660 * memory.c (fr400_check_data_read_address): Check address range only
661 for double word loads. Don't check alignment here.
662 (fr400_check_readwrite_address): New function.
663 (fr500_check_readwrite_address): New function.
664 (check_readwrite_address): New function.
665 (fr500_check_insn_read_address): Correct address ranges.
666 (frvbf_read_mem_*): Check address range here.
667 (frv_address_forbidden): Removed.
668 (fr400_check_write_address): New function.
669 (check_write_address): New function.
670 (frvbf_write_mem_*): Don't check address range here.
671 (frvbf_mem_set_*): Check address range here.
672 * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
673 address as second argument.
674 (frv_queue_data_access_exception_interrupt): New function.
675 (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
676 media insns on fr400.
677 (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
678 for media insns on fr400.
679 (frv_detect_insn_access_interrupts): Don't check for illegal addresses
680 of insns here. Check for MTRAP insn if PSR.EM is not set.
681 (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
682 set.
683 (set_exception_status_registers): Do not always set EPCR. Set EAR for
684 data_acess_error only if not fr400.
685 * frv.c (do_media_average): New function.
686 (frvbf_media_average): New function.
687 (frvbf_insn_cache_invalidate): Check for illegal invocation.
688 (frvbf_data_cache_invalidate): Ditto.
689 (frvbf_data_cache_flush): Ditto.
690 * frv-sim.h (GET_FSR_QNE): New macro.
691 (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
692 (GET_MSR_SRDAV): New macro.
693 (GET_MSR_RDAV): New macro.
694 (GET_MSR_RD): New macro.
695 (frv_queue_data_access_error_interrupt): Now takes an address as second
696 argument.
697 (frv_address_forbidden): Removed.
698 * cache.c (non_cache_access): Correct address ranges. Now takes cache
699 as first argument.
700 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
701
7022001-08-20 Dave Brolley <brolley@redhat.com>
703
704 * sim-main.h (_sim_cpu): New field 'elf_flags'.
705 * sim-if.c (sim_open): Extract the elf_flags from the input file and
706 save them with each cpu.
707 * mloop.in (main loop): Pass elf flags to frv_vliw_reset. Set
708 last_insn_p before executing the insn.
709 * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
710 insn cache.
711 (frv_cache_invalidate_all): Ditto.
712
7132001-08-20 Richard Sandiford <rsandifo@redhat.com>
714
715 * traps.c (syscall_read_mem): Flush the data cache before reading.
716 (syscall_write_mem): Flush the data cache before writing.
717 Invalidate both caches.
718
7192001-07-05 Ben Elliston <bje@redhat.com>
720
721 * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
722 (stamp-cpu): Likewise.
723
7242001-05-23 Dave Brolley <brolley@redhat.com>
725
726 * profile-fr400.c (acc_use_is_media_p2): New function.
727 (frvbf_model_fr400_u_media_2): Account for latency of output
728 accumulators.
729 (frvbf_model_fr400_u_media_2_quad): Ditto.
730 (frvbf_model_fr400_u_media_2_acc): New function.
731 (frvbf_model_fr400_u_media_2_acc_dual): New function.
732 (frvbf_model_fr400_u_media_2_add_sub): New function.
733 (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
734 (frvbf_model_fr400_u_media_3_dual): New function.
735 (frvbf_model_fr400_u_media_4_acc_dual): New function.
736 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
737
7382001-05-15 Dave Brolley <brolley@redhat.com>
739
740 * registers.c (fr400_spr): Enable write access to HSR0.CBM.
741 * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
742 * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
743 (request_cache_flush): Save 'all' argument.
744 (request_cache_invalidate): Save all_cache_entries from profile state
745 to 'all' field of the request.
746 (submit_cache_request): Pass the 'all' field of the request to
747 frv_cache_request_invalidate.
748 * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
749 operation even if HSR0.ICE is not set.
750 (frv_data_cache_invalidate): Add new 'all' parameter. Perform
751 operation even if HSR0.DCE is not set.
752 (frv_data_cache_flush): Ditto.
753 * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
754 (frv_data_cache_invalidate): Add new 'all' parameter.
755 (frv_data_cache_flush): Add new 'all' parameter.
756 * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
757 (frv_cache_request_invalidate): Add new 'all' parameter.
758 * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
759 its value in the invalidate request.
760 (address_interference): Accept the value '-1' for the address argument
761 to mean 'any address'.
762 (handle_req_invalidate): Handle request to invalidate all cache lines.
763 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
764
7652001-05-14 Dave Brolley <brolley@redhat.com>
766
767 * profile.h (past_first_p): New field of profiling state.
768 (branch_penalty): Ditto.
769 (branch_hint): Ditto.
770 (update_branch_penalty): New function.
771 * profile.c (frvbf_model_insn_after): Reset past_first_p and
772 branch_address fields of the profiling state.
773 (frvbf_model_branch): New function.
774 (update_branch_penalty): New function.
775 * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
776 FCCi_3 inputs.
777 (frvbf_model_fr500_u_trap): New function.
778 (frvbf_model_fr500_u_check): New function.
779 (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
780 cycles.
781 * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
782 as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
783 (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
784 documented in teh fr400 LSI.
785 (frvbf_model_fr400_u_media_dual_htob): Ditto.
786 (frvbf_model_fr400_u_media_dual_unpack): Removed.
787 (frvbf_model_fr500_u_trap): New function.
788 (frvbf_model_fr500_u_check): New function.
789 * mloop.in (simulate_dual_insn_prefetch): New function.
790 (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
791 arguments for each machine type.
792 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
793
7942001-05-09 Dave Brolley <brolley@redhat.com>
795
796 * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
797 (profile-fr400.o): New target.
798 * profile.c: New file.
799 * profile.h: New file.
800 * profile-fr400.c: New file.
801 * profile-fr400.h: New file.
802 * profile-fr500.c: New file.
803 * profile-fr500.h: New file.
804 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
805
8062001-05-02 Dave Brolley <brolley@redhat.com>
807
808 * sim-main.h (profile.h): #include it.
809 (CPU_PROFILE_STATE): New macro.
810 (profile_state): New frv specific cpu field.
811 * reset.c (frv_initialize): insn_fetch_address and branch_address now
812 part of global profiling state.
813 * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
814 (SIM_EXTRA_DEPS): Add profile.h.
815 (registers.o): Correct name of source file.
816 (profile.o): New target.
817 (profile-fr500.o): New target.
818 * frv-sim.h: Move profile related data structures to profile.h.
819 * frv.c: Move fr500 specific functions to profile-fr500.c.
820 * cpu.h: Regenerated.
821
8222001-04-27 Dave Brolley <brolley@redhat.com>
823
824 * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
825 * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
826 Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
827 Rename PIPE_* to UNIT_*.
828 (frv_queue_illegal_instruction_interrupt): Use
829 frv_is_float_insn and frv_is_media_insn.
830 (frv_queue_non_implemented_instruction_interrupt): Ditto.
831 (frv_detect_insn_access_interrupts): Ditto.
832 * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
833 Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
834 * memory.c: Ditto.
835 * pipeline.c: Ditto.
836 * mloop.in: Ditto.
837 * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
838 * cache.c: Rename PIPE_* to UNIT_*.
839
8402001-04-24 Dave Brolley <brolley@redhat.com>
841
842 * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
843 (frvbf_load_quad_FRint): Ditto.
844 (frvbf_load_quad_CPR): Ditto.
845 * cache.c (frv_cache_init): Initialize cache for fr400 vs other
846 machines.
847 (bfd.h): #include it.
848 (non_cache_access): Update for revised fr500 and for fr400.
849 * registers.c (frv_spr): Don't reset PSR.PS.
850 (fr500_spr): Ditto.
851 (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
852
8532001-04-23 Dave Brolley <brolley@redhat.com>
854
855 * traps.c (frv_core_signal): On fr400, generate data_access_error.
856 (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
857 (frvbf_media_acc_not_aligned): Ditto.
858 (frvbf_media_register_not_aligned): Ditto.
859 (frvbf_division_exception): Use GET_ISR_EDE.
860 * registers.c (frv_check_spr_read_access): New function.
861 (frv_check_spr_write_access): New function.
862 (frv_check_spr_access): Deleted.
863 (frv_check_register_access): On fr400, generate illegal_instruction.
864 * memory.c (fr400_check_data_read_address): New function.
865 (fr500_check_data_read_address): Ditto.
866 (check_data_read_address): Ditto.
867 (fr400_check_insn_read_address): Ditto.
868 (fr500_check_insn_read_address): Ditto.
869 (check_insn_read_address): Ditto.
870 (frvbf_read_mem_QI): Call check_data_read_access.
871 (frvbf_read_mem_UQI): Ditto.
872 (frvbf_read_mem_HI): Ditto.
873 (frvbf_read_mem_UHI): Ditto.
874 (frvbf_read_mem_SI): Ditto.
875 (frvbf_read_mem_DI): Ditto.
876 (frvbf_read_mem_DF): Ditto.
877 (frvbf_read_imem_USI): Call check_insn_read_access.
878 (frv_address_forbidden): Now takes cpu as first argument. Check based
879 on machine type.
880 (fr400_mem_address_unaligned): New function.
881 (fr500_mem_address_unaligned): Ditto.
882 (check_write_address): Ditto.
883 (frvbf_mem_set_QI): Call check_write_address.
884 (frvbf_mem_set_HI): Ditto.
885 (frvbf_mem_set_SI): Ditto.
886 (frvbf_mem_set_DI): Ditto.
887 (frvbf_mem_set_DF): Ditto.
888 (frvbf_mem_set_XI): Ditto.
889 * interrupts.c (bfd.h): #include it.
890 (frv_queue_data_access_error_interrupt): New function.
891 (frv_queue_instruction_access_error_interrupt): New function.
892 (frv_queue_instruction_access_exception_interrupt): New function.
893 (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
894 (frv_queue_non_implemented_instruction_interrupt): Ditto.
895 (frv_detect_insn_access_interrupts): Reorder tests to match priority
896 from the LSI manual.
897 (set_isr_exception_fields): Accumulate dtt bits.
898 * frv.c (check_register_alignment): New function.
899 (check_fr_register_alignment): New function.
900 (check_memory_alignment): New function.
901 (frvbf_h_gr_double_get_handler): Call check_register_alignment.
902 (frvbf_h_gr_double_set_handler): Ditto.
903 (frvbf_h_cpr_double_get_handler): Ditto.
904 (frvbf_h_cpr_double_set_handler): Ditto.
905 (frvbf_h_gr_quad_set_handler): Ditto.
906 (frvbf_h_cpr_quad_set_handler): Ditto.
907 (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
908 (frvbf_h_fr_double_set_handler): Ditto.
909 (frvbf_h_fr_quad_set_handler): Ditto.
910 (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
911 (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
912 (frvbf_load_quad_GR): Call check_memory_aligment.
913 (frvbf_load_quad_FRint): Ditto.
914 (frvbf_load_quad_CPR): Ditto.
915 (frvbf_store_quad_GR): Call check_memory_aligment and
916 check_register_alignment.
917 (frvbf_store_quad_FRint): Ditto.
918 (frvbf_store_quad_CPR): Ditto.
919 (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
920 * frv-sim.h (H_SPR_ACC0): New macro.
921 (H_SPR_ACC63): New macro.
922 (H_SPR_ACCG0): New macro.
923 (H_SPR_ACCG63): New macro.
924 (frv_dtt): New enumerator.
925 (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
926 (GET_ISR_DTT): New macro.
927 (frv_queue_data_access_error_interrupt): New function.
928 (frv_queue_instruction_access_error_interrupt): New function.
929 (frv_queue_instruction_access_exception_interrupt): New function.
930 (frv_address_forbidden): Now takes cpu as first argument.
931 * cpu.h: Regenerate.
932
9332001-04-10 Dave Brolley <brolley@redhat.com>
934
935 * registers.c (fr500_spr): Add new fields to fr500 PSR register.
936 (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
937 (fr400_spr): Implement SPR registers for fr400.
938 (frv_register_control_init): Handle bfd_mach_fr400 properly.
939 * frv.c (spr_bpsr_get_handler): Mask field before shifting.
940 (spr_psr_get_handler): Ditto.
941 (spr_ccr_get_handler): Ditto.
942 (spr_cccr_get_handler): Ditto.
943 (frvbf_clear_accumulators): Only 4 accumulators on fr400.
944 * frv-sim.h: Update comment about MCCR_* macros.
945 * cpu.c,cpu.h: Regenerate.
946
9472001-04-05 Dave Brolley <brolley@redhat.com>
948
949 * cpu.h,decode.c,model.c,sem.c: Regenerate.
950
9512001-04-05 Dave Brolley <brolley@redhat.com>
952
953 * reset.c: Update copyright.
954 * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
955 * frv.c (frvbf_model_fr400_u_exec): New function.
956 * Makefile.in (stamp-cpu): Add fr400 to list of machines.
957 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
958 Regenerate.
959
9602000-11-22 Dave Brolley <brolley@redhat.com>
961
962 * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
963 Regenerate.
964
9652000-11-10 Dave Brolley <brolley@redhat.com>
966
967 * decode.c: Regenerate.
968
9692000-09-12 Dave Brolley <brolley@redhat.com>
970
971 * traps.c (frv_sim_engine_halt_hook): New function.
972 (frv_itrap): Caches now invalidated in sim_engine_halt via
973 SIM_ENGINE_HALT_HOOK.
974 (frv_break): Ditto.
975 * sim-main.h (frv_sim_engine_halt_hook): New function.
976 (SIM_ENGINE_HALT_HOOK): New macro.
977 (SIM_ENGINE_RESTART_HOOK): New macro.
978 * interrupts.c: Call to frv_term now done within sim_engine_halt via
979 SIM_ENGINE_HALT_HOOK.
980
9812000-09-08 Dave Brolley <brolley@redhat.com>
982
983 * traps.c (frv_itrap): Invalidate and flush the data and insn caches
984 respectively when stopping for a breakpoint.
985 (frv_break): Ditto.
986 * cache.h (frv_cache_invalidate_all): New function.
987 * cache.c (frv_cache_invalidate_all): New function.
988
9892000-09-05 Dave Brolley <brolley@redhat.com>
990
991 * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
992 sim_handle_breakpoint. Otherwise if environment != operating call
993 sim_engine_halt. Otherwise handle normally.
994 * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
995 breakpoints here. Moved to frv_break in traps.c.
996
997 * sem.c: Regenerate.
998
9992000-09-01 Dave Brolley <brolley@redhat.com>
1000
72f4393d 1001 * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
b34f6357
DB
1002 before queuing an interrupt in order to allow 'break' to be used as
1003 the breakpoint insn.
1004
10052000-08-29 Dave Brolley <brolley@redhat.com>
1006
1007 * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
1008
10092000-07-27 Dave Brolley <brolley@redhat.com>
1010
1011 * cpu.h,decode.c: Rebuild.
1012
10132000-07-26 Dave Brolley <brolley@redhat.com>
1014
1015 * frv.c (spr_cccr_get_handler): Change CRx to CCx.
1016 (spr_cccr_set_handler): Change CRx to CCx.
1017 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1018
10192000-07-24 Dave Brolley <brolley@redhat.com>
1020
1021 * sem.c: Regenerate.
1022 * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
1023 Don't write it directly.
1024
1025Thu Jul 6 13:51:12 2000 Dave Brolley <brolley@topaz>
1026
1027 * configure: Regenerated to track ../common/aclocal.m4 changes.
1028
10292000-07-05 Ben Elliston <bje@redhat.com>
1030
1031 * configure: Regenerated to track ../common/aclocal.m4 changes.
1032
10332000-06-28 Dave Brolley <brolley@redhat.com>
1034
1035 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1036
10372000-06-21 Dave Brolley <brolley@redhat.com>
1038
1039 * pipeline.c: All code except frv_pipeline_setup_insn moved to
1040 frv.opc.
1041 * mloop.in (main loop): frv_pipeline_add_insn broken up into
1042 frv_pipeline_add_insn and frv_pipeline_setup_insn.
1043 * frv-sim.h: Move pipeline status code to frv.opc.
1044 * model.c: Regenerate.
1045
10462000-06-12 Dave Brolley <brolley@redhat.com>
1047
1048 * options.c (frv_option_handler): --profile-parallel implies
1049 --profile-model.
1050 * mloop.in (fetch_buffer): Removed.
1051 (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
1052 run_caches. Use cache directly if not counting cycles. Don't use
1053 cache at all if not counting cycles and cache not enabled.
72f4393d 1054 * frv.c (frv_insn_fetch_buffer): New global variable.
b34f6357
DB
1055 (run_caches): Monitor the status of insn prefetch requests.
1056 * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
1057 (frv_insn_fetch_buffer): New global variable.
1058
10592000-06-12 Dave Brolley <brolley@redhat.com>
1060
1061 * mloop.in (fetch_buffer): New static struct.
1062 (@cpu@_simulate_insn_prefetch): Rewritten.
1063 * cache.c (frv_cache_request_invalidate): Don't invalidate return
1064 buffer.
1065 (address_interference): Defer to any WAR request in either pipeline.
1066
10672000-06-09 Dave Brolley <brolley@redhat.com>
1068
1069 * pipeline.c (insns_in_slot): New Array.
1070 (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
1071 * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
1072 option.
1073 (parse_cache_option): New function.
1074 (frv_option_handler): Call parse_cache_option.
1075 * frv.c (vliw_branch_taken): New variable.
1076 (vliw_load_stall): New variable.
1077 (handle_resource_wait): Update vliw_load_stall.
1078 (frvbf_model_insn_before): Initialize vliw_branch_taken and
1079 vliw_load_stall.
1080 (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
1081 (load_wait_for_FR): Update vliw_load_stall.
1082 (load_wait_for_GR): Update vliw_load_stall.
1083 (load_wait_for_FRdouble): Update vliw_load_stall.
1084 (load_wait_for_GRdouble): Update vliw_load_stall.
1085 (frvbf_model_fr500_u_branch): Count branches taken and not taken.
1086 (slot_names): New static array.
1087 (print_parallel): Now takes second argument 'verbose'. Print cycles per
1088 VLIW insn and instructions per cycle. Also tabulate the number of insns
1089 in each type of VLIW slot.
1090 (frv_profile_info): Call print_parallel with new second argument.
1091 * frv-sim.h (insn_in_slot): New array.
1092 (COUNT_INSNS_IN_SLOT): New macro.
1093 (INSNS_IN_SLOT): New macro.
1094 * cache.c: Remove references to non_blocking_count. Remove references to
1095 last_was_hit. Remove references to req_none.
1096 (handle_req_store): Adjust statistics before requeuing the store
1097 request.
1098 (handle_req_WAR): Don't let the WAR request affect the cache statistics.
1099 * cache.h: Remove references to non_blocking_count. Remove references to
1100 last_was_hit. Remove references to req_none.
1101 * model.c: Regenerate.
1102
11032000-06-08 Dave Brolley <brolley@redhat.com>
1104
1105 * frv.c (request_complete): Copy load data from the correct return
1106 buffer.
1107
11082000-06-07 Dave Brolley <brolley@redhat.com>
1109
1110 * traps.c (frv_core_signal): Call frv_term before exiting.
1111 (frv_itrap): Call frv_term before exiting.
1112 (next_available_nesr): Make sure NECR is implemented before reading it.
1113 (next_valid_nesr): Ditto.
1114 (frvbf_check_non_excepting_load): Ditto.
1115 (frvbf_clear_ne_flags): Ditto.
1116 (frvbf_commit): Ditto.
1117 (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
1118 * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
1119 store_flag members.
1120 (CPU_LOAD_ADDRESS): New macro.
1121 (CPU_LOAD_LENGTH): New macro.
1122 (CPU_LOAD_SIGNED): New macro.
1123 (CPU_LOAD_LOCK): New macro.
1124 * reset.c (frv_term): New function.
1125 (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
1126 (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
1127 (frv_software_reset): Use SETMEMSI if the cache is not enabled.
1128 * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
1129 the insn. Model the insn in two passes. One before and one after
1130 execution.
1131 (cache_reqno): new static variable.
1132 (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
1133 cache rather than assuming a fixed latency.
1134 (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
1135 enabled so that modeling data is collected by cgen during execution.
1136 (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
1137 * memory.c (data_non_cache_access): Removed.
1138 (insn_non_cache_access): Removed.
1139 (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
1140 (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
1141 (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
1142 (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
1143 (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
1144 (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
1145 (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
1146 (frvbf_read_imem_USI): Read the cache or ememory passively.
1147 (frvbf_write_mem_QI): Don't check for non-cache access here.
1148 (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
1149 (frvbf_write_mem_HI): Don't check for non-cache access here.
1150 (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
1151 (frvbf_write_mem_SI): Don't check for non-cache access here.
1152 (frvbf_write_mem_DI): Don't check for non-cache access here.
1153 (frvbf_write_mem_DF): Don't check for non-cache access here.
1154 (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
1155 (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
1156 (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
1157 (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
1158 (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
1159 (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
1160 * interrupts.c (check_reset): Read the cache and memory passively.
1161 (frv_program_or_software_interrupt): Call frv_term before calling
1162 sim_engine_halt.
1163 * frv.c (all modeling functions): Break into two passes. One before
1164 execuetion and one after. call load_wait_for_* for all GR and FR
1165 registers.
1166 (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
1167 (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
1168 (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
1169 (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
1170 (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
1171 (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
1172 (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
1173 (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
1174 (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
1175 (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
1176 (model_insn): New global variable.
1177 (fr_ptime): New array.
1178 (cache_request): New enumeration.
1179 (CACHE_QUEUE_ELEMENT): New struct type.
1180 (CACHE_QUEUE_SIZE): New macro.
1181 (cache_queue): New static struct.
1182 (request_cache_load): New function.
1183 (request_cache_flush): New function.
1184 (request_cache_invalidate): New function.
1185 (request_cache_preload): New function.
1186 (request_cache_unlock): New function.
1187 (submit_cache_request): New function.
1188 (activate_cache_requests): New function.
1189 (load_pending_for_register): New function.
1190 (flush_pending_for_address): New function.
1191 (remove_cache_queue_element): New function.
1192 (copy_load_data): New function.
1193 (request_complete): New function.
1194 (run_caches): New function.
1195 (frv_model_trace_wait_cycles): New function.
1196 (wait_for_flush): New function.
1197 (frvbf_model_insn_before): Insn prefect wait now modeled in
1198 frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
1199 wait_for_flush.
1200 (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
1201 vliw_insns here anymore.
1202 (update_FR_latency_for_load): New function.
1203 (update_FRdouble_latency_for_load): New function.
1204 (update_FR_ptime): New function.
1205 (update_FRdouble_ptime): New function.
1206 (update_GR_latency_for_swap): New function.
1207 (load_wait_for_GR): New function.
1208 (load_wait_for_FR): New function.
1209 (load_wait_for_GRdouble): New function.
1210 (load_wait_for_FRdouble): New function.
1211 (frvbf_model_fr500_u_ici): New function.
1212 (frvbf_model_fr500_u_dci): New function.
1213 (frvbf_model_fr500_u_dcf): New function.
1214 (frvbf_model_fr500_u_icpl): New function.
1215 (frvbf_model_fr500_u_dcpl): New function.
1216 (frvbf_model_fr500_u_icul): New function.
1217 (frvbf_model_fr500_u_dcul): New function.
1218 * frv-sim.h (frv_term): New function.
1219 (insn_non_cache_access): Removed.
1220 (FRV_COUNT_CYCLES): New macro.
1221 (frv_save_peofile_model_p): New global variable.
1222 (model_insn): New enumerated global variable.
1223 (frv_model_advance_cycles): New function.
1224 (frv_model_trace_wait_cycles): New function.
1225 * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
1226 (FRV_CACHE_WAR_REQUEST): New struct type.
1227 (FRV_CACHE_STORE_REQUEST): New struct type.
1228 (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
1229 (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1230 (FRV_CACHE_REQUEST): New struct type.
1231 (FRV_CACHE_RETURN_BUFFER): New struct type.
1232 (FRV_CACHE_FLUSH_STATUS): New struct type.
1233 (FRV_CACHE_STATUS): New struct type.
1234 (FRV_CACHE_STAGE): New struct type.
1235 (FRV_CACHE_STAGES): New enumeration.
1236 (FRV_CACHE_WAR): New struct type.
1237 (FRV_CACHE_PIPELINE): New struct type.
1238 (FRV_CACHE_ARS): New struct type.
1239 (FRV_CACHE_STATISTICS): New struct type.
1240 (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1241 (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1242 (CACHE_RETURN_DATA_ADDRESS): New macro.
1243 (frv_cache_read): Now takes pipe index as second argument.
1244 (frv_cache_enabled): New function.
1245 (frv_cache_request_load): New function.
1246 (frv_cache_request_store): New function.
1247 (frv_cache_request_invalidate): New function.
1248 (frv_cache_request_preload): New function.
1249 (frv_cache_request_unlock): New function.
1250 (frv_cache_run): New function.
1251 (frv_cache_read_passive_SI): New function.
1252 (frv_cache_data_in_buffer): New function.
1253 (frv_cache_data_flushed): New function.
1254 * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1255 (frv_cache_enabled): New function.
1256 (non_cache_access): New function.
1257 (write_data_to_memory): Count write accesses for each mode. Write to
1258 memory using sim_core_write_unaligned_1;
1259 (read_data_from_memory): New function.
1260 (fill_line_from_memory): Use read_data_from_memory.
1261 (copy_line_to_return_buffer): New function.
1262 (copy_memory_to_return_buffer): New function.
1263 (set_return_buffer_reqno): New function.
1264 (frv_cache_read): Now takes pipe index as second argument. Check for
1265 non-cache access.
1266 (frv_cache_preload): Check for non-cache access.
1267 (frv_cache_unlock): Check for non-cache access.
1268 (invalidate_return_buffer): New function.
1269 (frv_cache_invalidate): Check for non-cache access.
1270 (convert_slot_to_index): New function.
1271 (FREE_CHAIN_SIZE): New macro.
1272 (frv_cache_request_free_chain): New static variable.
1273 (frv_store_request_free_chain): New static variable.
1274 (allocate_new_cache_requests): New function.
1275 (new_cache_request): New function.
1276 (free_cache_request): New function.
1277 (new_store_request): New function.
1278 (pipeline_remove_request): New function.
1279 (pipeline_add_request): New function.
1280 (pipeline_requeue_request): New function.
1281 (next_priority): New function.
1282 (add_WAR_request): New function.
1283 (pipeline_next_request): New function.
1284 (pipeline_stage_request): New function.
1285 (advance_pipelines): New function.
1286 (frv_cache_request_load): New function.
1287 (frv_cache_request_store): New function.
1288 (frv_cache_request_invalidate): New function.
1289 (frv_cache_request_preload): New function.
1290 (frv_cache_request_unlock): New function.
1291 (address_interference): New function.
1292 (wait_for_WAR): New function.
1293 (wait_in_WAR): New function.
1294 (handle_req_load): New function.
1295 (handle_req_preload): New function.
1296 (handle_req_store): New function.
1297 (handle_req_invalidate): New function.
1298 (handle_req_unlock): New function.
1299 (handle_req_WAR): New function.
1300 (arbitrate_requests): New function.
1301 (move_ARS_to_WAR): New function.
1302 (decrease_latencies): New function.
1303 (frv_cache_run): New function.
1304 (frv_cache_read_passive_SI): New function.
1305 (frv_cache_data_in_buffer): New function.
1306 (frv_cache_data_flushed): New function.
1307 * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1308
1309Wed May 24 14:40:34 2000 Andrew Cagney <cagney@b1.cygnus.com>
1310
1311 * configure: Regenerated to track ../common/aclocal.m4 changes.
1312
13132000-05-19 Dave Brolley <brolley@redhat.com>
1314
1315 * traps.c (frv_rett): Check for exceptions in the order specified in the
1316 architecture spec. Allow privileged_instruction interrrupt to be handled
1317 normally.
1318 * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1319 * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1320 to clear the NE flag.
1321 (frvbf_model_tomcat_u_exec): New function.
1322 * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1323 * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1324 * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1325
13262000-05-18 Dave Brolley <brolley@redhat.com>
1327
1328 * sim-if.c (elf-bfd.h): #include it.
1329 (sim_open): Set machine amd architecture based on elf flags.
1330
13312000-04-04 Dave Brolley <brolley@redhat.com>
1332
1333 * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1334 Delete '#if 0' blocks.
1335 * frv.c: Delete '#if 0' blocks.
1336 (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1337 PSR.S and PSR.ESR.
1338 (frv_h_psr_esr_set_handler): Removed.
1339 * interrupts.c: Delete '#if 0' blocks.
1340 * memory.c: Delete '#if 0' blocks.
1341 * cpu.c,cpu.h: Regenerate.
1342
13432000-04-03 Dave Brolley <brolley@redhat.com>
1344
1345 * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1346 containing the target address.
1347 (clear_nesr_neear): No longer takes hi_available and lo_available.
1348 Remove bogus check for available GR registers.
1349 (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1350 (frvbf_commit): Update call to clear_nesr_neear.
1351 * interrupts.c (next_available_esr): Removed.
1352 (next_available_edr): Removed.
1353 (next_available_fq): Removed.
1354 * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1355 (frvbf_store_register): Remove "FIXME" comment.
1356 * frv-sim.h (UART_INCHAR_ADDR): Removed.
1357 (UART_OUTCHAR_ADDR): Removed.
1358 (UART_STATUS_ADDR): Removed.
1359 (UART_INPUT_READY): Removed.
1360 (UART_OUTPUT_READY): Removed.
1361 (FRV_DEVICE_ADDR): Removed.
1362 (FRV_DEVICE_LEN): Removed.
1363 (SET_NESR): Call frvbf_force_update.
1364 (SET_NEEAR): Call frvbf_force_update.
1365 (SET_NE_FLAGS): Call frvbf_force_update.
1366
13672000-03-30 Dave Brolley <brolley@redhat.com>
1368
1369 * configure: Regenerated.
1370
13712000-03-30 Dave Brolley <brolley@redhat.com>
1372
1373 * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1374 * memory.c (frvbf_write_mem_*): Save slot containing the insn
1375 performing the write.
1376 (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1377 queue element with the information in the interrupt state.
1378 * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1379 (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1380 (frv_set_interrupt_queue_slot): New function.
1381 (esr_for_data_access_exception): New function.
1382 (set_edr_register): edr_index is now passed in.
1383 (fq_for_exception): New function.
1384 (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1385 element now passed in.
1386 (set_exception_status_registers): Obtain slot from interrupt queue
1387 element. Call esr_for_data_access_exception. Use ESR14
1388 for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1389 (frv_save_data_written_for_interrupts): Save slot containing the insn
1390 performing the write.
1391 * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1392 frv_fsr_ftt.
1393 (struct frv_interrupt_state): Add 'slot' field.
1394 (frv_set_interrupt_queue_slot): New function.
1395 (frv_set_write_queue_slot): New function.
1396
13972000-03-24 Dave Brolley <brolley@redhat.com>
1398
1399 * mloop.in (_parallel_write_init): Initialize
1400 frv_interrupt_state.imprecise_interrupt.
1401 (_parallel_write_queued): After an imprecise interrupt, only perform
1402 forced writes and floating point writes (for certain exceptions).
1403 * interrupts.c (handle_interrupt): Set
1404 frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1405 interrupt.
1406 (frv_process_interrupts): No need to clear f_ne_flags.
1407 * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1408 force them to happen even if there is an overflow exception.
1409 (frvbf_force_update): New function.
1410 * frv-sim.h (frvbf_force_update): New function.
1411 (struct frv_interrupt_state): Add imprecise_interrupt.
1412 (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1413 * sem.c: Regenerate.
1414
14152000-03-23 Dave Brolley <brolley@redhat.com>
1416
1417 * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1418 * registers.c (frv_spr): MCIRL -> MCILR.
1419 * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1420 New function.
1421 (frv_detect_insn_access_interrupts):
1422 Call frv_queue_non_implemented_instruction_interrupt.
1423 (frv_process_interrupts): Clear accumulated NE flags.
1424 * frv.c (frvbf_media_cop): New function.
1425 (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument. Clear
1426 the NE flag of the given target register.
1427 (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1428 (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1429 (frvbf_model_fr500_u_float_dual_sqrt): New function.
1430 (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1431 (frvbf_model_fr500_u_float_dual_convert): New function.
1432 * frv-sim.h (frvbf_media_cop): New function.
1433 (GET_FQ): Use H_SPR_FQST0.
1434 (SET_FQ): Use H_SPR_FQST0.
1435 (SET_FQ_OPC): Use J_SPR_FQOP0.
1436 (GET_MSR_EMCI): New macro.
1437 (frv_queue_non_implemented_instruction_interrupt): New function.
1438 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1439
14402000-03-08 Dave Brolley <brolley@redhat.com>
1441
1442 * traps.c (frv_rett): Align new_pc.
1443 * memory.c (frvbf_read_mem_HI): Align address.
1444 (frvbf_read_mem_UHI): Align address.
1445 (frvbf_read_mem_SI): Align address.
1446 (frvbf_read_mem_DI): Align address.
1447 (frvbf_read_mem_DF): Align address.
1448 (frvbf_read_imem_USI): Align address.
1449 (frvbf_mem_set_HI): Align address.
1450 (frvbf_mem_set_SI): Align address.
1451 (frvbf_mem_set_DI): Align address.
1452 (frvbf_mem_set_DF): Align address.
1453 (frvbf_mem_set_XI): Align address.
1454 * registers.c (frv_spr): Initialize FSR0.NS to 1.
1455 (fr500_spr): Initialize FSR0.NS to 1.
1456 * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1457 whether the exception is masked.
1458 * frv.c (frvbf_load_quad_GR): Align address.
1459 (frvbf_store_quad_GR): Align address.
1460 (frvbf_load_quad_FRint): Align address.
1461 (frvbf_store_quad_FRint): Align address.
1462 (frvbf_load_quad_CPR): Align address.
1463 (frvbf_store_quad_CPR): Align address.
1464 * frv-sim.h (GET_ISR_EMAM): New macro.
1465
14662000-03-08 Dave Brolley <brolley@redhat.com>
1467
1468 * traps.c (frvbf_division_exception): Check for masked overflow and
1469 set NE flags, if necessary.
1470 (frvbf_check_recovering_store): Queue writes to the hardware.
1471 (check_registers_available): Removed.
1472 (which_registers_available): Call frv_{fr,gr}_registers_available.
1473 (frvbf_clear_ne_flags): Call check_register_access.
1474 (frvbf_commit): Call check_register_access.
1475 * registers.h (frv_fr_registers_available): New function.
1476 (frv_gr_registers_available): New function.
1477 (frv_check_register_access): New function.
1478 (frv_check_gr_access): New function.
1479 (frv_check_fr_access): New function.
1480 * registers.c (frv_spr): Correct initial value of ISR.
1481 (fr500_spr): Correct initial value of ISR.
1482 (frv_fr_registers_available): New function.
1483 (frv_gr_registers_available): New function.
1484 (frv_check_register_access): New function.
1485 (frv_check_gr_access): New function.
1486 (frv_check_fr_access): New function.
1487 * interrupts.c (frv_queue_division_exception_interrupt): New function.
1488 (set_isr_exception_fields): New function.
1489 (set_exception_status_registers): Set ISR fields for division exception.
1490 (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1491 * frv.c (frvbf_h_gr_get_handler): New function.
1492 (frvbf_h_gr_set_handler): New function.
1493 (frvbf_h_fr_get_handler): New function.
1494 (frvbf_h_fr_set_handler): New function.
1495 (frvbf_h_spr_get_handler): Remove special handling for ISR.
1496 (frvbf_h_spr_set_handler): Remove special handling for ISR.
1497 (spr_isr_get_handler): Removed.
1498 (spr_isr_set_handler): Removed.
1499 (frvbf_signed_integer_divide): New funciton.
1500 (frvbf_unsigned_integer_divide): New funciton.
1501 * frv-sim.h (frvbf_h_gr_get_handler): New function.
1502 (frvbf_h_gr_set_handler): New function.
1503 (frvbf_h_fr_get_handler): New function.
1504 (frvbf_h_fr_set_handler): New function.
1505 (frvbf_signed_integer_divide): New funciton.
1506 (frvbf_unsigned_integer_divide): New funciton.
1507 (frv_dtt): New enumeration.
1508 (struct frv_interrupt_queue_element): Add dtt member.
1509 (GET_ISR): New macro.
1510 (SET_ISR): New macro.
1511 (GET_ISR_EDEM): New macro.
1512 (SET_ISR_DTT): New macro.
1513 (SET_ISR_AEXC): New macro.
1514 (frvbf_division_exception): Add 2 'int' arguments.
1515 (frvbf_check_non_excepting_divide): Removed.
1516 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1517
15182000-02-29 Dave Brolley <brolley@redhat.com>
1519
1520 * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1521 (frv_rett): Use hardware access macros. Write PSR as a whole.
1522 (next_available_nesr): Check that NECR is valid.
1523 (next_valid_nesr): Check that NECR is valid.
1524 (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1525 call hardware access functions. Use cover macros.
1526 (check_registers_available): New function.
1527 (clear_nesr_near): Check register availability.
1528 (clear_ne_flags): Check register availability.
1529 (frvbf_clear_ne_flags): Check register availability.
1530 (frvbf_commit): Check register availability.
1531 (which_registers_available): New function.
1532 * sim-main.h (registers.h): #include it.
1533 (register_control): New cpu field.
1534 (CPU_REGISTER_CONTROL): New macro.
1535 * reset.c (frv_initialize): Set HSR0 fields for cache here.
1536 (frv_power_on_reset): Initialize SPR registers and RSTR.
1537 (frv_hardware_reset): Initialize SPR registers and RSTR.
1538 (frv_software_reset): Reset SPR registers and RSTR.
1539 * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1540 Call frv_cache_init.
1541 * mloop.in (main loop): Check for insn access interrupts before
1542 executing the insn.
1543 * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1544 (frv_detect_insn_access_interrupts): Don't call hardware access
1545 functions directly. Use cover macros.
1546 (check_reset): Don't reset RSTR here.
1547 (next_available_esr): ESFR -> ESFR_FLAG.
1548 (next_available_edr): ESFR -> ESFR_FLAG.
1549 (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1550 ESFR -> ESFR_FLAG.
1551 (frv_break_interrupt): Don't call hardware access functions directly.
1552 Use cover macros.
1553 (frv_program_or_software_interrupt): Ditto.
1554 (frv_external_interrupt): Ditto.
1555 * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1556 (frvbf_store_register): Don't call 'set' functions directly.
1557 (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1558 (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1559 (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1560 (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1561 (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1562 (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1563 (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1564 (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1565 (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1566 (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1567 (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1568 Support shadow registers.
1569 (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1570 Support shadow registers.
1571 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1572 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1573 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1574 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1575 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1576 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1577 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1578 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1579 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1580 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1581 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1582 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1583 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1584 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1585 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1586 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1587 (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1588 version 1.3a.
1589 (spr_ccr_get_handler): Don't reference the hardware directly.
1590 (spr_ccr_set_handler): Don't reference the hardware directly.
1591 (spr_cccr_get_handler): Don't reference the hardware directly.
1592 (spr_cccr_set_handler): Don't reference the hardware directly.
1593 (spr_sr_get_handler): New function.
1594 (spr_sr_set_handler): New function.
1595 (frvbf_switch_supervisor_user_context): Temporarily switch to
1596 supervisor mode.
1597 (frvbf_store_quad_GR): Don't call handler directly.
1598 (frvbf_store_quad_FRint): Don't call handler directly.
1599 (frvbf_store_quad_CPR): Don't call handler directly.
1600 (frvbf_clear_all_accumulators): Removed.
1601 (frvbf_clear_accumulators): New function.
1602 (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1603 Account for in_ACCGi and out_ACCGk.
1604 * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1605 (RSTR_SOFTWARE_RESET): New macro.
1606 (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1607 (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1608 (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1609 (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1610 (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1611 (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1612 (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1613 (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1614 (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1615 (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1616 (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1617 (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1618 (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1619 (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1620 (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1621 (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1622 (frvbf_clear_all_accumulators): Removed.
1623 (frvbf_clear_accumulators): New function.
1624 (GET_HSR0): Use GET_H_SPR.
1625 (SET_HSR0): Use SET_H_SPR.
1626 (CLEAR_HSR0_ICE): New macro.
1627 (CLEAR_HSR0_DCE): New macro.
1628 (GET_IHSR8): Use GET_H_SPR.
1629 (GET_PSR): New macro.
1630 (SET_PSR_ET): New macro.
1631 (GET_PSR_PS): New macro.
1632 (SET_PSR_S): New macro.
1633 (GET_ESFR): Changed to reference entire register.
1634 (SET_ESFR): Changed to reference entire register.
1635 (GET_ESFR_FLAG): New macro.
1636 (SET_ESFR_FLAG): New macro.
1637 (NECR_ELOS): Removed.
1638 (NECR_NEN): Removed.
1639 (NECR_VALID): Removed.
1640 (GET_NECR): New macro.
1641 (GET_NECR_ELOS): New macro.
1642 (GET_NECR_NEN): New macro.
1643 (GET_NECR_VALID): New macro.
1644 (NESR_RANGE): Removed.
1645 (GET_NESR): Use GET_H_SPR.
1646 (GET_NE_FLAGS): Use GET_H_SPR.
1647 * cache.h (CACHE_INITIALIZED): New macro.
1648 * Makefile.in (SIM_OBJS): Add registers.o.
1649 (SIM_EXTRA_DEPS): Add registers.h.
1650 (registers.o): New target.
1651 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1652
16532000-02-17 Dave Brolley <brolley@redhat.com>
1654
1655 * interrupts.c (frv_interrupt_table): Update priority order and handler
1656 offsets to conform to the architecture version 1.3a.
1657 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1658 to the architecture version 1.3a.
1659
16602000-02-17 Dave Brolley <brolley@redhat.com>
1661
1662 * interrupts.c (frv_interrupt_table): Update priority order and handler
1663 offsets to conform to the latest specifications.
1664 (frv_queue_interrupt): Correct comment. Identical interrupts can be
1665 queued. New variable 'iclass' used to test for external interrupts.
1666 * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1667 to the latest specifications.
1668
16692000-01-20 Dave Brolley <brolley@redhat.com>
1670
1671 * sim-if.c (sim_open): Move frv-specific initialization to
1672 frv_initialize in reset.c.
1673 * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1674 status bits for hardware vs software reset.
1675 * reset.c: New file.
1676 * frv-sim.h (frv_initialize): New function.
1677 (frv_power_on_reset): New function.
1678 (frv_hardware_reset): New function.
1679 (frv_software_reset): New function.
1680 (RSTR_ADDRESS): New macro.
1681 (RSTR_INITIAL_VALUE): New macro.
1682 (GET_RSTR_HR): New macro.
1683 (GET_RSTR_SR): New macro.
1684 (SET_RSTR_H): New macro.
1685 (SET_RSTR_S): New macro.
1686 (CLEAR_RSTR_P): New macro.
1687 (CLEAR_RSTR_H): New macro.
1688 (CLEAR_RSTR_S): New macro.
1689 (CLEAR_RSTR_HR): New macro.
1690 (CLEAR_RSTR_SR): New macro.
1691
16922000-01-03 Dave Brolley <brolley@cygnus.com>
1693
1694 * mloop.in (execute): Only call modeling function if the pointer is not
1695 NULL.
1696 * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1697 fr500.
1698
16992000-01-03 Dave Brolley <brolley@cygnus.com>
1700
1701 * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1702 (frv_options): Add --memory-latency.
1703 (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1704 * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1705 * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1706 (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1707 (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1708 (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1709 (update_latencies): Only clear usage flags if the register has no
1710 target latency.
1711 (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1712 not |= (or assgnment).
1713 (frvbf_model_insn_after): Print post processing wait for all insns.
1714 Update prev_acc_p1 and prev_acc_p2.
1715 (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1716 (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1717 (frvbf_model_fr500_u_swap): Use cache memory_latency.
1718 (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1719 (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1720 (frvbf_model_fr500_u_media_quad_arith): New function.
1721 (frvbf_model_fr500_u_media_dual_mul): New function.
1722 (frvbf_model_fr500_u_media_quad_mul): New function.
1723 (frvbf_model_fr500_u_media_quad_complex): New function.
1724 (frvbf_model_fr500_u_media_dual_expand): New function.
1725 (frvbf_model_fr500_u_media_dual_unpack): New function.
1726 (frvbf_model_fr500_u_media_dual_btoh): New function.
1727 (frvbf_model_fr500_u_media_dual_htob): New function.
1728 (frvbf_model_fr500_u_media_dual_btohe): New function.
1729 (frv_ref_SI): New function.
1730 * cache.h (FRV_CACHE): Add memory_latency field.
1731 * cache.c (frv_cache_init): Initialize memory_latency.
1732 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1733
17341999-12-17 Dave Brolley <brolley@cygnus.com>
1735
1736 * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1737 * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1738 (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1739 (OPTIONS_FRV_TIMER): New enumeration.
1740 (frv_options): Add --profile-cache, --profile-parallel, --timer.
1741 (frv_option_handler): Override common implementation of -p. Handle
1742 --profile-cache, --profile-parallel, --timer.
1743 * mloop.in (execute): Call profiling functions if the timer interrupt
1744 is enabled.
1745 (@cpu@_simulate_insn_prefetch): New function.
1746 (main loop): Call @cpu@_simulate_insn_prefetch.
1747 * interrupts.c (frv_queue_interrupt): Don't queue two external
1748 interrupts of the same priority.
1749 (frv_queue_external_interrupt): New function.
1750 (frv_external_interrupt): New function.
1751 (handle_interrupt): Handle external interrupts.
1752 (check_reset): New function.
1753 (frv_process_interrupts): Call check_reset.
1754 * frv.c: Include "bfd.h"
1755 (frvbf_h_psr_get_handler): Set the PIL field.
1756 (frvbf_h_psr_set_handler): Get the PIL field.
1757 (DUAL_REG): New macro.
1758 (DUAL_DOUBLE): New macro.
1759 (SET_USE_IS_FPOP): New macro.
1760 (SET_USE_NOT_FPOP): New macro.
1761 (USE_IS_FPOP): New macro.
1762 (SET_USE_IS_MEDIA): New macro.
1763 (SET_USE_NOT_MEDIA): New macro.
1764 (USE_IS_MEDIA_P1): New macro.
1765 (SET_USE_IS_MEDIA_P1): New macro.
1766 (SET_USE_NOT_MEDIA_P1): New macro.
1767 (SET_USE_IS_MEDIA_P2): New macro.
1768 (SET_USE_NOT_MEDIA_P2): New macro.
1769 (USE_IS_MEDIA_P2): New macro.
1770 (SET_ACC_USE_IS_MEDIA_P1): New macro.
1771 (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1772 (ACC_USE_IS_MEDIA_P1): New macro.
1773 (SET_ACC_USE_IS_MEDIA_P2): New macro.
1774 (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1775 (ACC_USE_IS_MEDIA_P2): New macro.
1776 (RESOURCE_IDIV): New macro.
1777 (RESOURCE_FDIV): New macro.
1778 (RESOURCE_SQRT): New macro.
1779 (fr_busy_adjust): New array.
1780 (acc_busy_adjust): New array.
1781 (apply_latency_adjustments): New function.
1782 (update_latencies): New function.
1783 (handle_wait_cycles): New function.
1784 (handle_resource_wait): New function.
1785 (update_target_latencies): New function.
1786 (frvbf_model_insn_before): Add resource latency to cycle counts.
1787 (frvbf_model_insn_after): Add resource latency to cycle counts.
1788 (update_GR_latency): New function.
1789 (update_GRdouble_latency): New function.
1790 (update_FR_latency): New function.
1791 (update_FRdouble_latency): New function.
1792 (decrease_ACC_busy): New function.
1793 (decrease_FR_busy): New function.
1794 (increase_FR_busy): New function.
1795 (update_ACC_latency): New function.
1796 (update_CCR_latency): New function.
1797 (update_idiv_resource_latency): New function.
1798 (update_fdiv_resource_latency): New function.
1799 (update_fsqrt_resource_latency): New function.
1800 (vliw_wait_for_GR): New function.
1801 (vliw_wait_for_GRdouble): New function.
1802 (vliw_wait_for_FR): New function.
1803 (vliw_wait_for_FRdouble): New function.
1804 (vliw_wait_for_CCR): New function.
1805 (vliw_wait_for_ACC): New function.
1806 (vliw_wait_for_idiv_resource): New function.
1807 (vliw_wait_for_fdiv_resource): New function.
1808 (vliw_wait_for_fsqrt_resource): New function.
1809 (enforce_full_fr_latency): New function.
1810 (frvbf_model_fr500_u_exec): New function.
1811 (frvbf_model_fr500_u_integer): New function.
1812 (frvbf_model_fr500_u_imul): New function.
1813 (frvbf_model_fr500_u_idiv): New function.
1814 (frvbf_model_fr500_u_branch): New function.
1815 (frvbf_model_fr500_u_set_hilo): New function.
1816 (frvbf_model_fr500_u_gr_load_store): New function.
1817 (frvbf_model_fr500_u_fr_load_store): New function.
1818 (frvbf_model_fr500_u_swap): New function.
1819 (frvbf_model_fr500_u_fr2fr): New function.
1820 (frvbf_model_fr500_u_fr2gr): New function.
1821 (frvbf_model_fr500_u_spr2gr): New function.
1822 (frvbf_model_fr500_u_gr2fr): New function.
1823 (frvbf_model_fr500_u_gr2spr): New function.
1824 (post_wait_for_FR): New function.
1825 (post_wait_for_FRdouble): New function.
1826 (post_wait_for_ACC): New function.
1827 (post_wait_for_CCR): New function.
1828 (post_wait_for_fdiv): New function.
1829 (post_wait_for_fsqrt): New function.
1830 (adjust_float_register_busy): New function.
1831 (adjust_double_register_busy): New function.
1832 (restore_float_register_busy): New function.
1833 (restore_double_register_busy): New function.
1834 (frvbf_model_fr500_u_float_arith): New function.
1835 (frvbf_model_fr500_u_float_dual_arith): New function.
1836 (frvbf_model_fr500_u_float_div): New function.
1837 (frvbf_model_fr500_u_float_sqrt): New function.
1838 (frvbf_model_fr500_u_float_compare): New function.
1839 (frvbf_model_fr500_u_float_dual_compare): New function.
1840 (frvbf_model_fr500_u_float_convert): New function.
1841 (frvbf_model_fr500_u_media): New function.
1842 (frvbf_model_fr500_u_barrier): New function.
1843 (frvbf_model_fr500_u_membar): New function.
1844 * frv-sim.h (LEUINT): New macro.
1845 (GET_HSR0_SA): New macro.
1846 (struct frv_interrupt_timer): New struct.
1847 (struct frv_interrupt_state): Add timer fiield.
1848 (frv_queue_external_interrupt): New function.
1849 (frv_external_interrupt): New function.
1850 (frv_profile_info): New function.
1851 (PROFILE_CACHE_IDX): New enumerator.
1852 (PROFILE_PARALLEL_IDX): New enumerator.
1853 (PROFILE_cache): New macro.
1854 (PROFILE_parallel): New macro.
1855 (WITH_PROFILE_CACHE_P): New macro.
1856 (WITH_PROFILE_PARALLEL_P): New macro.
1857 * cache.h (FRV_CACHE): Add last_was_hit field.
1858 * cache.c (get_tag): Use new last_was_hit field.
1859 (frv_cache_read): Ditto.
1860 (frv_cache_write): Ditto.
1861 * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1862
18631999-12-13 Dave Brolley <brolley@cygnus.com>
1864
1865 * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1866 (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1867 sim_queue_fn_di_write.
1868 (frvbf_media_cut_ss): New function.
1869 * frv-sim.h (frvbf_media_cut_ss): New function.
1870 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1871
18721999-12-13 Dave Brolley <brolley@cygnus.com>
1873
1874 * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1875 no constraints.
1876 * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1877 FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1878 (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1879 FRV_IS_MEDIA_INSN.
1880 * frv.c (frvbf_model_simple_u_exec): New function.
1881 * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1882 (FRV_IS_MEDIA_INSN): Range includes M-8.
1883
1884 * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1885 * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1886 Regenerate.
1887
18881999-12-10 Dave Brolley <brolley@cygnus.com>
1889
1890 * traps.c (check_registers_available): New function.
1891 (clear_ne_flags): Generate register_exception if register(s) not
1892 available.
1893 (frvbf_commit): Generate register_exception if register(s) not
1894 available.
1895 * interrupts.c (frv_program_or_software_interrupt): No need to copy
1896 GR4-GR7 to SR0-SR4.
1897 * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1898 PSR.ESR.
1899 (frvbf_h_psr_s_set_handler): New function.
1900 (frvbf_h_psr_esr_set_handler): New function.
1901 (frvbf_switch_supervisor_user_context): New function.
1902 (frvbf_scan_result): Reflect latest ISA.
1903 * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1904 (frvbf_h_psr_esr_set_handler): New function.
1905 (frvbf_switch_supervisor_user_context): New function.
1906 (GET_HSR0_FRN): New Macro.
1907 (GET_HSR0_GRN): New Macro.
1908 (GET_HSR0_FRHE): New Macro.
1909 (GET_HSR0_FRLE): New Macro.
1910 (GET_HSR0_GRHE): New Macro.
1911 (GET_HSR0_GRLE): New Macro.
1912 (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
1913 (GET_ESFR): New bit ordering.
1914 (SET_ESFR): New bit ordering.
1915 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1916
19171999-12-10 Michael Meissner <meissner@cygnus.com>
1918
1919 * Makefile.in (sim-if.o): Add eng.h dependency.
1920
19211999-12-09 Dave Brolley <brolley@cygnus.com>
1922
1923 * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
1924 Pass sc->last_insn_p to @cpu@_model_insn_before.
1925 (main loop): Compute sc->first_insn_p.
1926 * frv.c (frvbf_model_insn_before): Set state variables.
1927 (frvbf_model_insn_after): Count basic cycles. Set state variables.
1928 (frvbf_model_fr500_u_integer): Remove.
1929 * arch.h,cpu.h,decode.h,model.c: Regenerate.
1930
19311999-12-07 Dave Brolley <brolley@cygnus.com>
1932
1933 * sim-main.h (cache.h): Include it.
1934 (insn_cache): New member.
1935 (data_cache): New member.
1936 (CPU_INSN_CACHE): New macro.
1937 (CPU_DATA_CACHE): New macro.
1938 * sim-if.c (WANT_CPU): New macro.
1939 (WANT_CPU_FRVBF): New macro.
1940 (sim_open): Call sim_add_option_table. Call frv_cache_init for the
1941 data and insn caches for each cpu.
1942 (sim_close): Call frv_cache_term for the insn and data caches of each
1943 cpu.
1944 * mloop.in (extract): Read insn from the cache.
1945 (main loop): Access the insn cache in order to maintain stats.
1946 * memory.c (data_non_cache_access): New function.
1947 (insn_non_cache_access): New function.
1948 (frvbf_read_mem_QI): Attempt to read from the cache first.
1949 (frvbf_read_mem_UQI): Ditto.
1950 (frvbf_read_mem_HI): Ditto.
1951 (frvbf_read_mem_UHI): Ditto.
1952 (frvbf_read_mem_SI): Ditto.
1953 (frvbf_read_mem_DI): Ditto.
1954 (frvbf_read_mem_DF): Ditto.
1955 (frvbf_read_imem_USI): New function.
1956 (frvbf_write_mem_QI): Write through the cache is it is enabled.
1957 (frvbf_write_mem_UQI): Ditto.
1958 (frvbf_write_mem_HI): Ditto.
1959 (frvbf_write_mem_UHI): Ditto.
1960 (frvbf_write_mem_SI): Ditto.
1961 (frvbf_write_mem_DI): Ditto.
1962 (frvbf_write_mem_DF): Ditto.
1963 (frvbf_mem_set_QI): New function.
1964 (frvbf_mem_set_HI): New function.
1965 (frvbf_mem_set_SI): New function.
1966 (frvbf_mem_set_DI): New function.
1967 (frvbf_mem_set_DF): New function.
1968 (frvbf_mem_set_XI): New function.
1969 * interrupts.c (frv_save_data_written_for_interrupts): Handle
1970 CGEN_FN_MEM_QI_WRITE,
1971 CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
1972 CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
1973 * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
1974 Call sim_queue_fn_mem_xi_write.
1975 (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
1976 Call sim_queue_fn_mem_xi_write.
1977 (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
1978 Call sim_queue_fn_mem_xi_write.
72f4393d
L
1979 (frvbf_insn_cache_preload): New function.
1980 (frvbf_data_cache_preload): New function.
1981 (frvbf_insn_cache_unlock): New function.
1982 (frvbf_data_cache_unlock): New function.
1983 (frvbf_insn_cache_invalidate): New function.
1984 (frvbf_data_cache_invalidate): New function.
1985 (frvbf_data_cache_flush): New function.
b34f6357
DB
1986 * frv-sim.h (sim-options.h): Include it.
1987 (GET_HSR0): New macro.
72f4393d
L
1988 (SET_HSR0): New macro.
1989 (GET_HSR0_ICE): New macro.
1990 (SET_HSR0_ICE): New macro.
1991 (GET_HSR0_DCE): New macro.
1992 (SET_HSR0_DCE): New macro.
1993 (GET_HSR0_CBM): New macro.
1994 (GET_HSR0_RME): New macro.
1995 (GET_IHSR8): New macro.
1996 (GET_IHSR8_NBC): New macro.
b34f6357
DB
1997 (frvbf_insn_cache_preload): New function.
1998 (frvbf_data_cache_preload): New function.
1999 (frvbf_insn_cache_unlock): New function.
2000 (frvbf_data_cache_unlock): New function.
2001 (frvbf_insn_cache_invalidate): New function.
2002 (frvbf_data_cache_invalidate): New function.
2003 (frvbf_data_cache_flush): New function.
2004 (insn_non_cache_access): New function.
2005 (frvbf_read_imem_USI): New function.
2006 (frvbf_mem_set_QI): New function.
2007 (frvbf_mem_set_HI): New function.
2008 (frvbf_mem_set_SI): New function.
2009 (frvbf_mem_set_DI): New function.
2010 (frvbf_mem_set_DF): New function.
2011 (frvbf_mem_set_XI): New function.
2012 (frv_options): FRV specific command line options.
2013 * Makefile.in (SIM_OBJS): Add options.o and cache.o.
2014 (SIM_EXTRA_DEPS): Add $(sim-options_h).
2015 (cache.o): New target.
2016 (options.o): New target.
2017 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2018 * cache.h: New file.
2019 * cache.c: New file.
2020 * options.c: New file.
2021
20221999-11-29 Dave Brolley <brolley@cygnus.com>
2023
2024 * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
2025 (frvbf_check_non_excepting_divide): Ditto.
2026 (clear_ne_flags): Ditto
2027 (frvbf_commit): Ditto.
2028 * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
2029 * mloop.in (_parallel_write_init): Clear NE flags here.
2030 * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
2031 for non excepting insns. Also check for masked interrupts here.
2032 (frv_process_interrupts): Write NE flags here.
2033 (set_fp_exception_registers): No longer check for masked interrupts
2034 here.
2035 (check_for_compound_interrupt): No need to worry about masked
2036 interrupts.
2037 * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
2038 (GET_NE_FLAGS): New macro.
2039 (SET_NE_FLAGS): New macro.
2040 (GET_NE_FLAG): Operate on accumulated argument.
2041 (SET_NE_FLAG): Operate on accumulated argument.
2042 (CLEAR_NE_FLAG): Operate on accumulated argument.
2043 * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
2044 (frv.o): Correct dependencies.
2045 (traps.o): Ditto.
2046 (pipeline.o): Ditto.
2047 (interrupts.o): Ditto.
2048 (memory.o): Ditto.
2049 * sem.c: Regenerate.
2050
20511999-11-26 Dave Brolley <brolley@cygnus.com>
2052
2053 * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
2054 there is an exception indicated in the mask.
2055 * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
2056 state when adding a floating point insn to the pipeline.
2057 * interrupts.c (set_fp_exception_registers): Set NE flag for
2058 non-excepting insns.
2059 * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
2060 (frvbf_h_fr_double_set_handler): Mode of data is DF.
2061 (frvbf_h_fr_int_get_handler): New function.
2062 (frvbf_h_fr_int_set_handler): New function.
2063 (frvbf_set_ne_index): New function.
2064 (NE_NOFLAG): New macro.
2065 (frv_interrupt_state): Add ne_index member.
2066 * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
2067 (frvbf_h_fr_double_set_handler): Mode of data is DF.
2068 (frvbf_h_fr_int_get_handler): New function.
2069 (frvbf_h_fr_int_set_handler): New function.
2070 (frvbf_set_ne_index): New function.
2071 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2072
20731999-11-24 Dave Brolley <brolley@cygnus.com>
2074
2075 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2076
20771999-11-23 Dave Brolley <brolley@cygnus.com>
2078
2079 * frv-sim.h (frvbf_media_cut): New function.
2080 * frv.c (frvbf_media_cut): New function.
2081 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2082
20831999-11-22 Dave Brolley <brolley@cygnus.com>
2084
2085 * frv-sim.h (frvbf_clear_all_accumulators): New function.
2086 * frv.c.h (frvbf_clear_all_accumulators): New function.
2087 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2088
20891999-11-18 Dave Brolley <brolley@cygnus.com>
2090
2091 * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
2092 if this is the first insn of its class in the pipeline.
2093 * frv-sim.h (frvbf_media_register_not_aligned): New function.
2094 * traps.c (frvbf_media_register_not_aligned): New function.
2095 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2096
20971999-11-17 Dave Brolley <brolley@cygnus.com>
2098
2099 * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
2100 * frv-sim.h (OR_MSR_SIE): New macro.
2101 (CLEAR_MSR_SIE): New macro.
2102 (frvbf_media_overflow): Now takes sie argument.
2103 (frv_set_mp_exception_registers): Now takes sie argument.
2104 * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
2105 Set MSRx.SIE field.
2106 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2107
21081999-11-15 Dave Brolley <brolley@cygnus.com>
2109
2110 * traps.c (frv_mtrap): New function.
2111 (frvbf_media_cr_not_aligned): New function.
2112 (frvbf_media_acc_not_aligned): New function.
2113 (frvbf_media_overflow): New function.
2114 * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
2115 * interrupts.c: Call frv_set_mp_exception_registers.
2116 (frv_set_mp_exception_registers): New function.
2117 * frv-sim.h (frv_msr_mtt): New enumeration.
2118 (GET_MSR): New macro.
2119 (SET_MSR): New macro.
2120 (GET_MSR_AOVF): New macro.
2121 (SET_MSR_AOVF): New macro.
2122 (GET_MSR_OVF): New macro.
2123 (SET_MSR_OVF): New macro.
2124 (CLEAR_MSR_OVF): New macro.
2125 (GET_MSR_MTT): New macro.
2126 (SET_MSR_MTT): New macro.
2127 (frv_set_mp_exception_registers): New function.
2128 (frv_mtrap): New function.
2129 (FRV_IS_MEDIA_INSN): New macro.
2130 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2131
21321999-11-10 Dave Brolley <brolley@cygnus.com>
2133
2134 * sim-main.h (_sim_cpu): Add debug_state member.
2135 * mloop.in (_parallel_write_queued): Clear data_written.length.
2136 * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
2137 handler is 0xff.
2138 (frv_queue_break_interrupt): New function.
2139 (frv_break_interrupt): New function.
2140 (handle_interrupt): Handle break_interrupt.
2141 (frv_non_operating_interrupt): Now takes interrupt_kind.
2142 * frv-sim.h (frv_queue_break_interrupt): New function.
2143 (frv_break_interrupt): New function.
2144 (frv_break): New function.
2145 (frv_non_operating_interrupt): Now takes interrupt_kind.
2146 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2147
21481999-11-09 Dave Brolley <brolley@cygnus.com>
2149
2150 * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
2151 a floating point insn.
2152 * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
2153 * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
2154 frv_queue_fp_exception_interrupt.
2155 (frv_queue_fp_exception_interrupt): New function.
2156 (next_available_fq): New function.
2157 (set_fp_exception_registers): New function.
2158 (set_exception_status_registers): Now returns 1 if interrupt not masked.
2159 (check_for_compound_interrupt): Now returns NULL if interrupt masked.
2160 (frv_program_interrupt): Don't process interrupt if it is masked.
2161 * frv.c (frvbf_h_fr_double_get_handler): Call
2162 frv_queue_fp_exception_interrupt.
2163 (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
2164 (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
2165 (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
2166 * frv-sim.h: Get/set hardware directly in GET/SET macros.
2167 (frv_fp_exception_info): New struct type.
2168 (frv_interrupt_queue_element): Add fp_info member.
2169 (frv_fsr_traps): New enumeration.
2170 (frv_fsr_ftt): New enumeration.
2171 (frv_sie): New enumeration.
2172 (frv_miv): New enumeration.
2173 (GET_FSR): New macro.
2174 (SET_FSR): New macro.
2175 (GET_FSR_TEM): New macro.
2176 (SET_FSR_QNE): New macro.
2177 (SET_FSR_FTT): New macro.
2178 (GET_FSR_AEXC): New macro.
2179 (SET_FSR_AEXC): New macro.
2180 (GET_FQ): New macro.
2181 (SET_FQ): New macro.
2182 (SET_FQ_OPC): New macro.
2183 (SET_FQ_MIV): New macro.
2184 (SET_FQ_SIE): New macro.
2185 (SET_FQ_FTT): New macro.
2186 (SET_FQ_CEXC): New macro.
2187 (GET_FQ_VALID): New macro.
2188 (SET_FQ_VALID): New macro.
2189 (frv_queue_fp_exception_interrupt): New function.
2190 (FRV_IS_FLOAT_INSN): New macro.
2191
21921999-11-04 Dave Brolley <brolley@cygnus.com>
2193
2194 * traps.c (frvbf_fpu_error): No floating point errors need to be
2195 detected.
2196 * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
2197 of the ESR registers too.
2198 (set_exception_status_registers): Don't set EAR for any precise
2199 interrupts. Register index should be 1 for insns in PIPE_I1. Clear
2200 ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
2201 (non_operating_interrupt): No need for return code.
2202 (frv_program_or_software_interrupt): Process interrupt regardless
2203 of operating mode. If PSR.ET was not set at the start of processing,
2204 then stop the simulation with a message.
2205 (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
2206 CGEN_MEM_XI_WRITE.
2207 * frv.c (frvbf_h_gr_quad_set_handler): New function.
2208 (frvbf_h_fr_quad_set_handler): New function.
2209 (frvbf_h_cpr_quad_set_handler): New function.
2210 (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
2211 sim_queue_fn_xi_write.
2212 (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
2213 sim_queue_fn_xi_write.
2214 (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
2215 sim_queue_fn_xi_write.
2216 (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
2217 sim_queue_mem_xi_write.
2218 (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
2219 sim_queue_mem_xi_write.
2220 (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
2221 sim_queue_mem_xi_write.
2222 * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
2223 (frvbf_h_fr_quad_set_handler): New function.
2224 (frvbf_h_cpr_quad_set_handler): New function.
2225 (SET_ESR_VALID): New macro.
2226 (CLEAR_ESR_VALID): New macro.
2227 (CLEAR_ESR_EAV): New macro.
2228 (CLEAR_ESR_EDV): New macro.
2229 * sem.c: Regenerate.
2230
22311999-11-02 Dave Brolley <brolley@cygnus.com>
2232
2233 * traps.c (frv_core_signal): Call
2234 frv_queue_mem_address_not_aligned_interrupt.
2235 * mloop.in (_parallel_write_queued): Call
2236 frv_save_data_written_for_interrupts.
2237 * frv.c (frvbf_h_gr_double_get_handler): Call
2238 frv_queue_register_exception_interrupt.
2239 (frvbf_h_cpr_double_get_handler): Call
2240 frv_queue_register_exception_interrupt.
2241 (frvbf_h_cpr_double_set_handler): Call
2242 frv_queue_register_exception_interrupt.
2243 (frvbf_load_multiple_GR): Call
2244 frv_queue_register_exception_interrupt.
2245 (frvbf_store_multiple_GR): Call
2246 frv_queue_register_exception_interrupt.
2247 (frvbf_load_multiple_CPR): Call
2248 frv_queue_register_exception_interrupt.
2249 (frvbf_store_multiple_CPR): Call
2250 frv_queue_register_exception_interrupt.
2251 (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2252 * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2253 queue element.
2254 (frv_queue_program_interrupt): Now returns interrupt queue element.
2255 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2256 element.
2257 (frv_queue_interrupt): Now returns interrupt queue element.
2258 (frv_queue_register_exception_interrupt): New function.
2259 (frv_queue_mem_address_not_aligned_interrupt): New function.
2260 (frv_save_data_written_for_interrupts): New function.
2261 (next_available_edr): EDR registers available in blocks of 4.
2262 (clear_exception_status_registers): New function.
2263 (set_exception_status_registers): Pass esr to SET_ESR* macros.
2264
2265 * frv-sim.h (struct frv_data_written): New struct type.
2266 (frv_interrupt_queue_element): Add data_written member.
2267 (frv_queue_software_interrupt): Now returns interrupt queue element.
2268 (frv_queue_program_interrupt): Now returns interrupt queue element.
2269 (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2270 element.
2271 (frv_queue_interrupt): Now returns interrupt queue element.
2272 (frv_queue_register_exception_interrupt): New function.
2273 (frv_queue_mem_address_not_aligned_interrupt): New function.
2274 (frv_save_data_written_for_interrupts): New function.
2275
22761999-10-27 Dave Brolley <brolley@cygnus.com>
2277
2278 * interrupts.c (ITABLE_ENTRY): New macro.
2279 (frv_interrupt_table): Add exception codes.
2280 (next_available_esr): New function.
2281 (next_available_edr): New function.
2282 (set_edr_register): New function.
2283 (set_exception_status_registers): New function.
2284 (check_for_compound_interrupt): Record information on all interrupts
2285 found.
2286 (frv_program_interrupt): Always call check_for_compound_interrupt.
2287 * frv.c (frvbf_h_pc_set_handler): Removed.
2288 (frvbf_h_spr_get_handler): Handle LR register.
2289 (frvbf_h_spr_set_handler): Handle LR register.
2290 (frvbf_h_lr_get_handler): New function.
2291 (frvbf_h_lr_set_handler): New function.
2292 * frv-sim.h (frvbf_h_lr_get_handler): New function.
2293 (frvbf_h_lr_set_handler): New function.
2294 (frv_ec): New enumeration.
2295 (frv_interrupt): Add frv_ec field.
2296 (frv_rec): New enumeration.
2297 (frv_daec): New enumeration.
2298 (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2299 (SET_ESR_EC): New macro.
2300 (SET_ESR_REC): New macro.
2301 (SET_ESR_IAEC): New macro.
2302 (SET_ESR_DAEC): New macro.
2303 (SET_ESR_EAV): New macro.
2304 (GET_ESR_EDV): New macro.
2305 (SET_ESR_EDV): New macro.
2306 (GET_ESR_EDN): New macro.
2307 (SET_ESR_EDN): New macro.
2308 (GET_ESR): New macro.
2309 (SET_ESR): New macro.
2310 (SET_EPCR): New macro.
2311 (SET_EAR): New macro.
2312 (SET_EDR): New macro.
2313 (GET_ESFR): New macro.
2314 (SET_ESFR): New macro.
2315 * cpu.c,cpu.h,sem.c: Rebuild.
2316
23171999-10-26 Dave Brolley <brolley@cygnus.com>
2318
2319 * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2320 if mach is frv.
2321 (clear_nesr_neear): Only execute if mach is frv.
2322
23231999-10-22 Dave Brolley <brolley@cygnus.com>
2324
2325 * sim-main.h (sim_cpu): Add pipeline.
2326 (CPU_PIPELINE): New macro.
2327 * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2328 (main loop): Maintain pc in cpu.
2329 * frv-sim.h (frv_queue_software_interrupt): New interface.
2330 (frv_queue_program_interrupt): New interface.
2331 (frv_queue_illegal_instruction_interrupt: New interface.
2332 (frv_queue_interrupt): New interface.
2333 (frv_detect_insn_access_interrupts): New interface.
2334 (frv_process_interrupts): New interface.
2335 (frv_program_interrupt): New interface.
2336 (frv_software_interrupt): New interface.
2337 (frv_program_or_software_interrupt): New interface.
2338 (FRV_PIPELINE): Moved from pipline.c.
2339 (frv_pipeline_reset): New interface.
2340 (frv_pipeline_add_insn): New interface.
2341 * interrupts.c (frv_queue_software_interrupt): New interface.
2342 (frv_queue_program_interrupt): New interface.
2343 (frv_queue_illegal_instruction_interrupt: New interface.
2344 (frv_queue_interrupt): New interface.
2345 (frv_detect_insn_access_interrupts): New interface.
2346 (frv_process_interrupts): New interface.
2347 (frv_program_interrupt): New interface.
2348 (frv_software_interrupt): New interface.
2349 (frv_program_or_software_interrupt): New interface.
2350 * frv.c: Use new interfaces.
2351 * pipeline.c: Use new interfaces.
2352 * traps.c: Use new interfaces.
2353 * memory.c: Use new interfaces.
2354 (frv_address_forbidden): No longer static.
2355
23561999-10-19 Dave Brolley <brolley@cygnus.com>
2357
2358 * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2359 NESR.EC.
2360 * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2361 * frv.c (frvbf_h_pc_set_handler): New function.
2362 * interrupts.c (frv_detect_data_interrupt): Removed.
2363 (address_forbidden): Removed.
2364 * frv-sim.h (frv_detect_data_interrupt): Removed.
2365 (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2366 (NESR_REGISTER_NOT_ALIGNED): New macro.
2367 (NESR_UQI_SIZE): New macro.
2368 (NESR_QI_SIZE): New macro.
2369 (NESR_UHI_SIZE): New macro.
2370 (NESR_HI_SIZE): New macro.
2371 (NESR_SI_SIZE): New macro.
2372 (NESR_DI_SIZE): New macro.
2373 (NESR_XI_SIZE): New macro.
2374 (GET_NESR_DAEC): New macro.
2375 (SET_NESR_DAEC): New macro.
2376 (GET_NESR_REC): New macro.
2377 (SET_NESR_REC): New macro.
2378 (GET_NESR_EC): New macro.
2379 (SET_NESR_EC): New macro.
2380 (frvbf_read_mem_QI): New function.
2381 (frvbf_read_mem_UQI): New function.
2382 (frvbf_read_mem_HI): New function.
2383 (frvbf_read_mem_UHI): New function.
2384 (frvbf_read_mem_SI): New function.
2385 (frvbf_read_mem_WI): New function.
2386 (frvbf_read_mem_DI): New function.
2387 (frvbf_read_mem_DF): New function.
2388 (frvbf_write_mem_QI): New function.
2389 (frvbf_write_mem_UQI): New function.
2390 (frvbf_write_mem_HI): New function.
2391 (frvbf_write_mem_UHI): New function.
2392 (frvbf_write_mem_SI): New function.
2393 (frvbf_write_mem_WI): New function.
2394 (frvbf_write_mem_DI): New function.
2395 (frvbf_write_mem_DF): New function.
2396 * Makefile.in (SIM_OBJS): Add memory.o.
2397 * cpu.c,cpu.h,sem.c: Rebuild.
2398
23991999-10-18 Dave Brolley <brolley@cygnus.com>
2400
2401 * sim-if.c (sim_open): Use a real fpu error function.
2402 * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2403 * mloop.in (_parallel_write_queued): Clear queue after writing.
2404 * interrupts.c (check_for_compound_interrupt): New function.
2405 (non_operating_interrupt): New function.
2406 * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2407 (frvbf_h_gr_double_set_handler): New function.
2408 (frvbf_h_fr_double_get_handler): New function.
2409 (frvbf_h_fr_double_set_handler): New function.
2410 (frvbf_h_cpr_double_get_handler): New function.
2411 (frvbf_h_cpr_double_set_handler): New function.
2412 (frv_interrupt_queue_element): New struct type.
2413 (frv_queue_program_interrupt): Now takes pc.
2414 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2415 (frv_queue_interrupt): Now takes pc.
2416 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2417 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2418 (frvbf_division_exception): New function.
2419 (frvbf_fpu_error): New function.
2420 (frvbf_load_multiple_GR): New function.
2421 (frvbf_load_multiple_FR): New function.
2422 (frvbf_load_multiple_CPR): New function.
2423 * frv.c (frvbf_h_gr_double_get_handler): New function.
2424 (frvbf_h_gr_double_set_handler): New function.
2425 (frvbf_h_fr_double_get_handler): New function.
2426 (frvbf_h_fr_double_set_handler): New function.
2427 (frvbf_h_cpr_double_get_handler): New function.
2428 (frvbf_h_cpr_double_set_handler): New function.
2429 (frv_interrupt_queue_element): New struct type.
2430 (frv_queue_program_interrupt): Now takes pc.
2431 (frv_queue_illegal_instruction_interrupt): Now takes pc.
2432 (frv_queue_interrupt): Now takes pc.
2433 (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2434 (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2435 (frvbf_fpu_error): New function.
2436 (frvbf_load_multiple_GR): New function.
2437 (frvbf_load_multiple_FR): New function.
2438 (frvbf_load_multiple_CPR): New function.
2439 * traps.c (frvbf_division_exception): New function.
2440 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2441
24421999-10-12 Dave Brolley <brolley@cygnus.com>
2443
2444 * mloop.in (new_vpc): New variable.
2445 (main loop): Call frv_detect_insn_access_interrupts. Call
2446 frv_detect_data_interrupts.
2447 * interrupts.c (access_queued_to): New function.
2448 (frv_detect_data_interrupts): New function.
2449 (frv_detect_insn_access_interrupts): New function.
2450 (frv_program_or_software_interrupt): Set PSR.S.
2451 * frv-sim.h (frv_detect_data_interrupts): New function.
2452 (frv_detect_insn_interrupts): New function.
2453
24541999-10-07 Dave Brolley <brolley@cygnus.com>
2455
2456 * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2457 (frvbf_h_gr_hi_set_handler): New function.
2458 (frvbf_h_gr_lo_get_handler): New function.
2459 (frvbf_h_gr_lo.set_handler): New function.
2460 * frv.c (frvbf_h_gr_hi_get_handler): New function.
2461 (frvbf_h_gr_hi_set_handler): New function.
2462 (frvbf_h_gr_lo_get_handler): New function.
2463 (frvbf_h_gr_lo.set_handler): New function.
2464 (frvbf_model_fr500_u_integer): New function.
2465 * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2466
24671999-10-04 Dave Brolley <brolley@cygnus.com>
2468
2469 * traps.c: Use sim_engine_abort.
2470 * pipeline.c (frv_pipeline): Add field for insn major.
2471 (add_next_to_pipe): Return address of matching pipeline.
2472 (find_major_in_pipeline): New function.
2473 (check_insn_major_constraints: New function.
2474 (frv_pipeline_add_insn): Add checks for insn major constraints.
2475 * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2476 * frv.c (frvbf_h_spr_get_handler): No need to abort.
2477
2478Thu Sep 30 18:10:25 1999 Dave Brolley <brolley@cygnus.com>
2479
2480 * pipeline.c: New file.
2481 * mloop.in (main loop): Call frv_pipeline_reset.
2482 Call frv_pipeline_add_insn.
2483 * frv-sim.h (frv_pipeline_reset): New function.
2484 (frv_pipeline_add_insn): New function.
2485 * Makefile.in (SIM_OBJS): Add pipeline.o
2486
24871999-09-29 Doug Evans <devans@casey.cygnus.com>
2488
2489 * sem.c: Rebuild.
2490 * traps.c (sim_engine_invalid_insn): New arg `vpc'. Change type of
2491 result to SEM_PC. Return vpc.
2492
2493Wed Sep 29 16:01:52 1999 Dave Brolley <brolley@cygnus.com>
2494
2495 * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2496 (frv_queue_interrupt): Don't detect identical interrupts here.
2497
2498Wed Sep 29 14:49:52 1999 Dave Brolley <brolley@cygnus.com>
2499
2500 * interrupts.c: New file.
2501 * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2502 (frv_software_interrupt): Moved to interrupts.c.
2503 (frv_itrap): New interface. Call frv_queue_software_interrupt.
2504 * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2505 (@cpu@_perform_writeback): New function.
2506 (main loop): Call frv_process_interrupts.
2507 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2508 (frv_itrap): New interface.
2509 (frv_interrupt_class): New enumeration.
2510 (frv_interrupt_kind): New enumeration.
2511 (struct frv_interrupt): New struct type.
2512 (frv_interrupt_table): New table of interrupt information.
2513 (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2514 (struct frv_interrupt_state): New struct type.
2515 (frv_interrupt_state): New global variable.
2516 (previous_vliw_pc): New global variable.
2517 (frv_queue_software_interrupt): New function.
2518 (frv_queue_program_interrupt): New function.
2519 (frv_queue_interrupt): New function.
2520 (frv_process_interrupts): New function.
2521 (frv_program_interrupt): New function.
2522 (frv_software_interrupt): New function.
2523 (frv_program_or_software_interrupt): New function.
2524 (frv_clear_interrupt_classes): New function.
2525 * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2526 * Makefile.in (SIM_OBJS): Add interrupts.o
2527 * sem.c: Rebuild.
2528
25291999-09-25 Doug Evans <devans@casey.cygnus.com>
2530
2531 * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2532
2533Tue Sep 21 17:16:47 1999 Dave Brolley <brolley@cygnus.com>
2534
2535 * mloop.in (main loop): Determine last insn from scache entry.
2536 * cpu.h: Rebuild.
2537 * cpuall.h: Rebuild.
2538
2539Tue Sep 14 14:21:31 1999 Dave Brolley <brolley@cygnus.com>
2540
2541 * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2542 (NECR_ELOS): Define as unshifted value.
2543 (NECR_NEN): Define as unshifted value.
2544 (NECR_VALID): Define as unshifted value.
2545 (SET_NESR): Rewite to use post-write queue.
2546 (SET_NESR_VALID): Rewite to operate on argument.
2547 (SET_NESR_EAV): Rewite to operate on argument.
2548 (SET_NESR_FR): Rewite to operate on argument.
2549 (CLEAR_NESR_FR): Rewite to operate on argument.
2550 (SET_NESR_DRN): Rewite to operate on argument.
2551 (SET_NESR_SIZE): Rewite to operate on argument.
2552 (SET_NESR_NEAN): Rewite to operate on argument.
2553 (SET_NEEAR): Rewite to use post-write queue.
2554 (SET_NE_FLAG): Rewite to use post-write queue.
2555 (CLEAR_NE_FLAG): Rewite to use post-write queue.
2556 * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2557 (frv_rett): Rewite to use post-write queue.
2558 (next_available_nesr): Rewrite to use new macro interfaces.
2559 (next_valid_nesr): Ditto.
2560 (frvbf_check_non_excepting_load): Ditto.
2561 (frvbf_check_recovering_store): Ditto.
2562 (clear_nesr_neear): Ditto.
2563 (clear_ne_flags): Ditto.
2564 * mloop.in (main loop): Update PCSR with address of next VLIW insn
2565 when flag is set.
2566 * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2567 (frvbf_store_multiple_GR): Rewite to use post-write queue.
2568 (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2569 (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2570 * Makefile.in (frv.o): Depend on cgen-par.h.
2571
2572Fri Sep 10 17:03:15 1999 Dave Brolley <brolley@cygnus.com>
2573
2574 * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2575 (frvbf_write_next_vliw_addr_to_LR): New flag.
2576 * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2577 * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2578 address of the next VLIW insn if flag is set.
2579 * cpu.h,decode.c,sem.c: Rebuild.
2580
2581Tue Sep 7 13:44:23 1999 Dave Brolley <brolley@cygnus.com>
2582
2583 * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2584 * sem.c: Rebuild.
2585
25861999-09-02 Doug Evans <devans@casey.cygnus.com>
2587
2588 * configure: Regenerated to track ../common/aclocal.m4 changes.
2589
25901999-09-01 Doug Evans <devans@casey.cygnus.com>
2591
2592 * decode.c: Rebuild.
2593
2594Mon Aug 30 17:54:57 1999 Dave Brolley <brolley@cygnus.com>
2595
2596 * traps.c (frv_rett): New function.
2597 * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2598 (frvbf_h_spr_set_handler): Handle bpsr.
2599 (frvbf_h_bpsr_get_handler): New function.
2600 (frvbf_h_bpsr_set_handler): New function.
2601 * frv-sim.h (frv_rett): New function.
2602 (frvbf_h_bpsr_get_handler): New function.
2603 (frvbf_h_bpsr_set_handler): New function.
2604 * mloop.in: Read actual packing bit.
2605 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2606
2607Tue Aug 31 16:04:37 1999 Dave Brolley <brolley@cygnus.com>
2608
2609 * traps.c (WANT_CPU): New macro.
2610 (WANT_CPU_FRVBF): New macro.
2611 (frvbf_check_recovering_store): Use registers for source and queue
2612 writes.
2613 * mloop.in: New main loop for parallel support.
2614 (@cpu@_parallel_write_init): New function.
2615 (@cpu@_parallel_write_queued): New function.
2616 * frv-sim.h (set_icc_for_shift_left): New interface.
2617 (set_icc_for_shift_right): New interface.
2618 (frvbf_check_recovering_store): New interface.
2619 * frv.c (set_icc_for_shift_left): Pass and return icc value.
2620 (set_icc_for_shift_right): Pass and return icc value.
2621 (frvbf_check_recovering_store): New interface.
2622 * Makefile.in (FRV_OBJS): Add cgen-par.o.
2623 (stamp-mloop): Add cgen parallel options.
2624 (stamp-arch): Remove with-profile option.
2625 (stamp-cpu): Add cgen parallel options.
2626 * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2627
26281999-08-28 Doug Evans <devans@casey.cygnus.com>
2629
2630 * cpu.h,decode.c,sem.c: Rebuild.
2631
2632Wed Aug 25 12:25:04 1999 Dave Brolley <brolley@cygnus.com>
2633
2634 * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2635
2636Thu Aug 19 17:59:00 1999 Dave Brolley <brolley@cygnus.com>
2637
2638 * configure.in: fr500 now the default model.
2639 * configure: Regenerate.
2640 * frv.c: Change frv-1 to frv-gen.
2641 (frvbf_model_fr500_u_exec): New function.
2642 * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2643 * mloop.in: Fix typos in comments.
2644 * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2645
26461999-08-17 Dave Brolley <brolley@cygnus.com>
2647
2648 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2649
26501999-08-09 Doug Evans <devans@casey.cygnus.com>
2651
2652 * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2653
26541999-08-04 Doug Evans <devans@casey.cygnus.com>
2655
2656 * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2657
2658Fri Jul 16 14:50:15 1999 Dave Brolley <brolley@cygnus.com>
2659
2660 * frv.c (frvbf_fetch_register): Use GDB register number macros.
2661 (frvbf_store_register): Use GDB register number macros.
2662 (frvbf_cut): New function.
2663 * frv-sim.h (GR_REGNUM_MAX): New macro.
2664 (FR_REGNUM_MAX): New macro.
2665 (PC_REGNUM): New macro.
2666 (LR_REGNUM): New macro.
2667 (frvbf_cut): New function.
2668 * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2669
26701999-07-15 Stan Shebs <shebs@andros.cygnus.com>
2671
2672 * frv.c (frvbf_fetch_register): Add ability to get LR register,
2673 add default for unhandled registers.
2674 (frvbf_store_register): Add ability to set LR register.
2675
26761999-07-14 Stan Shebs <shebs@andros.cygnus.com>
2677
2678 * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2679 (decode_gdb_dr_regnum): Remove, not used.
2680
26811999-07-13 Michael Meissner <meissner@cygnus.com>
2682
2683 * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2684
2685 * configure.in (--enable-sim-trapdump): New switch to make unknown
2686 traps dump the register contents, instead of doing the trap thing.
2687 * configure: Regenerate.
2688
2689 * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2690 (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2691 temporarily.
2692
2693 * traps.h (toplevel): Include bfd.h, libiberity.h.
2694 (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2695 dumping the registers.
2696
2697Thu Jul 8 10:57:39 1999 Dave Brolley <brolley@cygnus.com>
2698
2699 * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2700
2701Wed Jul 7 17:01:12 1999 Dave Brolley <brolley@cygnus.com>
2702
2703 * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2704
2705Tue Jul 6 16:12:18 1999 Dave Brolley <brolley@cygnus.com>
2706
2707 * frv.c (frvbf_square_root_SF): Removed.
2708 (frvbf_square_root_DF): Removed.
2709 (frvbf_h_fr_double_get_handler): Removed.
2710 (frvbf_h_fr_double_set_handler): Removed.
2711 (frvbf_h_fr_int_get_handler): Removed.
2712 (frvbf_h_fr_int_set_handler): Removed.
2713 * frv-sim.h (frvbf_square_root_SF): Removed.
2714 (frvbf_square_root_DF): Removed.
2715 (frvbf_h_fr_double_get_handler): Removed.
2716 (frvbf_h_fr_double_set_handler): Removed.
2717 (frvbf_h_fr_int_get_handler): Removed.
2718 (frvbf_h_fr_int_set_handler): Removed.
2719 * decode.c,decode.h,model.c,sem.c: Rebuild.
2720
27211999-07-05 Doug Evans <devans@casey.cygnus.com>
2722
2723 * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2724 * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2725 * sim-if.c (sim_open): Initialize fpu.
2726 * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2727 * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2728 with frvbf_h_fr_get.
2729
2730Wed Jun 30 15:56:56 1999 Dave Brolley <brolley@cygnus.com>
2731
2732 * frv-sim.h (NESR_RANGE): New macro.
2733 (NO_NESR): New macro.
2734 (GET_NESR_VALID): New macro.
2735 (next_ne_index): Removed.
2736 * traps.c (next_available_nesr): New function.
2737 (next_valid_nesr): New function.
2738 (frvbf_check_non_excepting_load): Use next_available_nesr.
2739 (frvbf_check_recovering_store): Use next_available_nesr and
2740 next_valid_nesr.
2741 (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2742 (frvbf_check_recovering_store): Only consider one matching register.
2743 * sem.c: Rebuild.
2744
2745Tue Jun 29 16:54:32 1999 Dave Brolley <brolley@cygnus.com>
2746
2747 * frv.c (frvbf_square_root_SF): New function.
2748 (frvbf_square_root_DF): New function.
2749 (frvbf_h_fr_double_get_handler): New function.
2750 (frvbf_h_fr_double_set_handler): New function.
2751 * frv-sim.h (frvbf_square_root_SF): New function.
2752 (frvbf_square_root_DF): New function.
2753 (frvbf_h_fr_double_get_handler): New function.
2754 (frvbf_h_fr_double_set_handler): New function.
2755 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2756
27571999-06-28 Dave Brolley <brolley@cygnus.com>
2758
2759 * decode.c,decode.h,model.c,sem.c: Regenerate.
2760
2761Thu Jun 24 17:26:32 1999 Dave Brolley <brolley@cygnus.com>
2762
2763 * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2764 * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2765 (frvbf_h_fr_int_set_handler): New function.
2766 (frvbf_store_multiple_FRint): New function.
2767 (frvbf_square_root_SF): New function.
2768 * frv.c (frvbf_h_fr_int_get_handler): New function.
2769 (frvbf_h_fr_int_set_handler): New function.
2770 (frvbf_store_multiple_FRint): New function.
2771 (frvbf_square_root_SF): New function.
2772 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2773
27741999-06-23 Doug Evans <devans@casey.cygnus.com>
2775
2776 * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2777 to genmloop.sh. Pass -scache instead.
2778 (mloop.o): Delete sem-switch.c dependency.
2779 (sem-switch.c): Delete rule.
2780 (stamp-cpu): Don't build sem-switch.c.
2781 * sem-switch.c: Delete.
2782 * mloop.in (xfull-exec-*): Fix call to execute.
2783 * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2784
2785 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2786
2787Tue Jun 22 16:23:57 1999 Dave Brolley <brolley@cygnus.com>
2788
2789 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2790
2791Mon Jun 21 17:34:10 1999 Dave Brolley <brolley@cygnus.com>
2792
2793 * mloop.in (execute): Force gr0 to zero before each insn.
2794 * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2795
27961999-06-18 Doug Evans <devans@casey.cygnus.com>
2797
2798 * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2799
2800Fri Jun 18 17:49:23 1999 Dave Brolley <brolley@cygnus.com>
2801
2802 * frv.c (frvbf_h_gr_get_handler): New function.
2803 (frvbf_h_gr_set_handler): New function:
2804 (frvbf_store-multiple_GR): New function:
2805 (frvbf_store-multiple_FR): New function:
2806 (frvbf_store-multiple_CPR): New function:
2807 * frv-sim.h (frvbf_h_gr_get_handler): New function.
2808 (frvbf_h_gr_set_handler): New function:
2809 (frvbf_store-multiple_GR): New function:
2810 (frvbf_store-multiple_FR): New function:
2811 (frvbf_store-multiple_CPR): New function:
2812 * traps.c (frv_itrap): Implement proper syscalls interface.
2813 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2814
2815Fri Jun 18 14:36:23 1999 Dave Brolley <brolley@cygnus.com>
2816
2817 * traps.c (frvbf_check_non_excepting_divide): New function.
2818 (frvbf_check_recovering_store): New function.
2819 (clear_nesr_neear): New function.
2820 (clear_ne_flags): New function.
2821 (frvbf_commit): New function.
2822
2823 * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2824 (frvbf_check_recovering_store): New function.
2825 (clear_nesr_neear): New function.
2826 (clear_ne_flags): New function.
2827 (frvbf_commit): New function.
2828 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2829
28301999-06-16 Dave Brolley <brolley@cygnus.com>
2831
2832 * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2833 (frvbf_h_spr_set_handler): Handle SPR_NECR.
2834 * traps.c (next_ne_index): New variable.
2835 (frvbf_check_non_excepting_load): New function.
2836 * frv-sim.h (NECR_ELOS): New macro.
2837 (NECR_NEN): New macro.
2838 (NECR_VALID): New macro.
2839 (SET_NESR_VALID): New macro.
2840 (SET_NESR_EAV): New macro.
2841 (SET_NESR_FR): New macro.
2842 (CLEAR_NESR_FR): New macro.
2843 (SET_NESR_DRN): New macro.
2844 (SET_NESR_SIZE): New macro.
2845 (SET_NESR_NEAN): New macro.
2846 (SET_NEEAR): New macro.
2847 (GET_NE_FLAG): New macro.
2848 (SET_NE_FLAG): New macro.
2849 (CLEAR_NE_FLAG): New macro.
2850 (frvbf_check_non_excepting_load): New function:
2851 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2852
2853Wed Jun 9 18:12:49 1999 Dave Brolley <brolley@cygnus.com>
2854
2855 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2856
2857Tue Jun 8 18:13:51 1999 Dave Brolley <brolley@cygnus.com>
2858
2859 * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2860 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2861
2862Mon Jun 7 17:09:15 1999 Dave Brolley <brolley@cygnus.com>
2863
2864 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2865
28661999-06-07 Dave Brolley <brolley@cygnus.com>
2867
2868 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2869
2870Thu Jun 3 17:33:31 1999 Dave Brolley <brolley@cygnus.com>
2871
2872 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2873
2874Wed Jun 2 17:50:21 1999 Dave Brolley <brolley@cygnus.com>
2875
2876 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2877
2878Tue Jun 1 17:58:53 1999 Dave Brolley <brolley@cygnus.com>
2879
2880 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2881
2882Mon May 31 17:57:25 1999 Dave Brolley <brolley@cygnus.com>
2883
2884 * traps.c (frv_software_interrupt): Pass current_cpu to
2885 frvbf_h_psr_esr_get.
2886 (frv_software_interrupt): Calculate the new PC based on TBR.
2887 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2888
28891999-05-31 Dave Brolley <brolley@cygnus.com>
2890
2891 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2892
2893Thu May 27 17:42:00 1999 Dave Brolley <brolley@cygnus.com>
2894
2895 * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2896 (frvbf_h_cccr_set_handler): New function.
2897 (frvbf_scan_result): New function.
2898 (frvbf_cr_logic): New function.
2899 * frv.c (frvbf_h_cccr_get_handler): New function.
2900 (frvbf_h_cccr_set_handler): New function.
2901 (frvbf_scan_result): New function.
2902 (frvbf_cr_logic): New function.
2903 (cr_ops,cr_result,cr_logic): New table.
2904 * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2905
29061999-05-25 Dave Brolley <brolley@cygnus.com>
2907
2908 * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
2909 (frvbf_h_spr_set_handler): Add support for TBR and PSR.
2910 (frv_psr_get_handler): New function.
2911 (frv_psr_set_handler): New function.
2912 (frv_tbr_get_handler): New function.
2913 (frv_tbr_set_handler): New function.
2914 (frvbf_h_ccr_get_handler): Add support for fCC.
2915 (frvbf_h_ccr_set_handler): Add support for fCC.
2916 * frv-sim.h (frv_psr_get_handler): New function.
2917 (frv_psr_set_handler): New function.
2918 (frv_tbr_get_handler): New function.
2919 (frv_tbr_set_handler): New function.
2920 * traps.c (frv_software_interrupt): Implement.
2921 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2922
2923Thu May 20 16:39:27 1999 Dave Brolley <brolley@cygnus.com>
2924
2925 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2926
29271999-05-18 Dave Brolley <brolley@cygnus.com>
2928
2929 * frv.c: (frvbf_set_icc_for_shift_left): New function.
2930 (frvbf_set_icc_for_shift_right): New function.
2931 * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
2932 (frvbf_set_icc_for_shift_right): New function.
2933 (SETMEMSF): New Macro.
2934 (SETMEMDF): New Macro.
2935 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2936
2937Thu May 13 17:14:49 1999 Dave Brolley <brolley@cygnus.com>
2938
2939 * frv.c (frvbf_h_ccr_get_handler): New function.
2940 (frvbf_h_ccr_set_handler): New function.
2941 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2942
2943Tue May 11 16:13:15 1999 Dave Brolley <brolley@cygnus.com>
2944
2945 * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
2946 frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
2947 * frv.c: Likewise.
2948 * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2949
29501999-05-10 Dave Brolley <brolley@cygnus.com>
2951
2952 * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2953
2954Thu May 6 16:48:21 1999 Dave Brolley <brolley@cygnus.com>
2955
2956 * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2957 * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
2958
2959Wed May 5 11:52:24 1999 Dave Brolley <brolley@cygnus.com>
2960
2961 * traps.c (frv_software_interrupt): New function.
2962 (frv_itrap): New function.
2963 * frv-sim.h (TRAP_SYSCALL): define as 0.
2964 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2965
2966Mon May 3 13:49:21 1999 Dave Brolley <brolley@cygnus.com>
2967
2968 * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2969
2970Thu Apr 29 17:37:06 1999 Dave Brolley <brolley@cygnus.com>
2971
2972 * Directory created.