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d3685d60
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12013-05-10 Freddie Chopin <freddie_chopin@op.pl>
2
3 * configure: Rebuild.
4
1517bd27
MF
52013-03-26 Mike Frysinger <vapier@gentoo.org>
6
7 * configure: Regenerate.
8
3be31516
JS
92013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
10
11 * configure.ac: Address use of dv-sockser.o.
12 * tconfig.in: Conditionalize use of dv_sockser_install.
13 * configure: Regenerated.
14 * config.in: Regenerated.
15
37cb8f8e
SE
162012-10-04 Chao-ying Fu <fu@mips.com>
17 Steve Ellcey <sellcey@mips.com>
18
19 * mips/mips3264r2.igen (rdhwr): New.
20
87c8644f
JS
212012-09-03 Joel Sherrill <joel.sherrill@oarcorp.com>
22
23 * configure.ac: Always link against dv-sockser.o.
24 * configure: Regenerate.
25
5f3ef9d0
JB
262012-06-15 Joel Brobecker <brobecker@adacore.com>
27
28 * config.in, configure: Regenerate.
29
a6ff997c
NC
302012-05-18 Nick Clifton <nickc@redhat.com>
31
32 PR 14072
33 * interp.c: Include config.h before system header files.
34
2232061b
MF
352012-03-24 Mike Frysinger <vapier@gentoo.org>
36
37 * aclocal.m4, config.in, configure: Regenerate.
38
db2e4d67
MF
392011-12-03 Mike Frysinger <vapier@gentoo.org>
40
41 * aclocal.m4: New file.
42 * configure: Regenerate.
43
4399a56b
MF
442011-10-19 Mike Frysinger <vapier@gentoo.org>
45
46 * configure: Regenerate after common/acinclude.m4 update.
47
9c082ca8
MF
482011-10-17 Mike Frysinger <vapier@gentoo.org>
49
50 * configure.ac: Change include to common/acinclude.m4.
51
6ffe910a
MF
522011-10-17 Mike Frysinger <vapier@gentoo.org>
53
54 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
55 call. Replace common.m4 include with SIM_AC_COMMON.
56 * configure: Regenerate.
57
31b28250
HPN
582011-07-08 Hans-Peter Nilsson <hp@axis.com>
59
3faa01e3
HPN
60 * Makefile.in ($(SIM_MULTI_OBJ)): Depend on sim-main.h
61 $(SIM_EXTRA_DEPS).
62 (tmp-mach-multi): Exit early when igen fails.
31b28250 63
2419798b
MF
642011-07-05 Mike Frysinger <vapier@gentoo.org>
65
66 * interp.c (sim_do_command): Delete.
67
d79fe0d6
MF
682011-02-14 Mike Frysinger <vapier@gentoo.org>
69
70 * dv-tx3904sio.c (tx3904sio_fifo_push): Change zfree to free.
71 (tx3904sio_fifo_reset): Likewise.
72 * interp.c (sim_monitor): Likewise.
73
5558e7e6
MF
742010-04-14 Mike Frysinger <vapier@gentoo.org>
75
76 * interp.c (sim_write): Add const to buffer arg.
77
35aafff4
JB
782010-01-18 Masaki Muranaka <monaka@monami-software.com> (tiny change)
79
80 * interp.c: Don't include sysdep.h
81
3725885a
RW
822010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
83
84 * configure: Regenerate.
85
d6416cdc
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862009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
87
81ecdfbb
RW
88 * config.in: Regenerate.
89 * configure: Likewise.
90
d6416cdc
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91 * configure: Regenerate.
92
b5bd9624
HPN
932008-07-11 Hans-Peter Nilsson <hp@axis.com>
94
95 * configure: Regenerate to track ../common/common.m4 changes.
96 * config.in: Ditto.
97
6efef468
JM
982008-06-06 Vladimir Prus <vladimir@codesourcery.com>
99 Daniel Jacobowitz <dan@codesourcery.com>
100 Joseph Myers <joseph@codesourcery.com>
101
102 * configure: Regenerate.
103
60dc88db
RS
1042007-10-22 Richard Sandiford <rsandifo@nildram.co.uk>
105
106 * mips.igen (check_fmt_p): Provide a separate mips32r2 definition
107 that unconditionally allows fmt_ps.
108 (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL, CVT.S.PU)
109 (FLOOR.L.fmt, LWXC1, MADD.fmt, MSUB.fmt, NMADD.fmt, NMSUB.fmt)
110 (PLL.PS, PLU.PS, PUL.PS, PUU.PS, ROUND.L.fmt, TRUNC.L.fmt): Change
111 filter from 64,f to 32,f.
112 (PREFX): Change filter from 64 to 32.
113 (LDXC1, LUXC1): Provide separate mips32r2 implementations
114 that use do_load_double instead of do_load. Make both LUXC1
115 versions unpredictable if SizeFGR () != 64.
116 (SDXC1, SUXC1): Extend to mips32r2, using do_store_double
117 instead of do_store. Remove unused variable. Make both SUXC1
118 versions unpredictable if SizeFGR () != 64.
119
599ca73e
RS
1202007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
121
122 * mips.igen (ll): Fix mask for WITH_TARGET_WORD_BITSIZE == 32.
123 (sc, swxc1): Likewise. Also fix big-endian and reverse-endian
124 shifts for that case.
125
2525df03
NC
1262007-09-04 Nick Clifton <nickc@redhat.com>
127
128 * interp.c (options enum): Add OPTION_INFO_MEMORY.
129 (display_mem_info): New static variable.
130 (mips_option_handler): Handle OPTION_INFO_MEMORY.
131 (mips_options): Add info-memory and memory-info.
132 (sim_open): After processing the command line and board
133 specification, check display_mem_info. If it is set then
134 call the real handler for the --memory-info command line
135 switch.
136
35ee6e1e
JB
1372007-08-24 Joel Brobecker <brobecker@adacore.com>
138
139 * configure.ac: Change license of multi-run.c to GPL version 3.
140 * configure: Regenerate.
141
d5fb0879
RS
1422007-06-28 Richard Sandiford <richard@codesourcery.com>
143
144 * configure.ac, configure: Revert last patch.
145
2a2ce21b
RS
1462007-06-26 Richard Sandiford <richard@codesourcery.com>
147
148 * configure.ac (sim_mipsisa3264_configs): New variable.
149 (mipsis32*-*-, mipsisa32r2*-*-*, mips64*-*-*, mips64r2*-*-*): Make
150 every configuration support all four targets, using the triplet to
151 determine the default.
152 * configure: Regenerate.
153
efdcccc9
RS
1542007-06-25 Richard Sandiford <richard@codesourcery.com>
155
0a7692b2 156 * Makefile.in (m16run.o): New rule.
efdcccc9 157
f532a356
TS
1582007-05-15 Thiemo Seufer <ths@mips.com>
159
160 * mips3264r2.igen (DSHD): Fix compile warning.
161
bfe9c90b
TS
1622007-05-14 Thiemo Seufer <ths@mips.com>
163
164 * mips.igen (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL,
165 CVT.S.PU, FLOOR.L.fmt, LDXC1, LUXC1, LWXC1, MADD.fmt, MSUB.fmt,
166 NMADD.fmt, NMSUB.fmt, PLL.PS, PLU.PS, PREFX, PUL.PS, PUU.PS,
167 RECIP.fmt, ROUND.L.fmt, RSQRT.fmt, SWXC1, TRUNC.L.fmt): Add support
168 for mips32r2.
169
53f4826b
TS
1702007-03-01 Thiemo Seufer <ths@mips.com>
171
172 * mips.igen (MFHI, MFLO, MTHI, MTLO): Restore support for mips32
173 and mips64.
174
8bf3ddc8
TS
1752007-02-20 Thiemo Seufer <ths@mips.com>
176
177 * dsp.igen: Update copyright notice.
178 * dsp2.igen: Fix copyright notice.
179
8b082fb1
TS
1802007-02-20 Thiemo Seufer <ths@mips.com>
181 Chao-Ying Fu <fu@mips.com>
182
183 * Makefile.in (IGEN_INCLUDE): Add dsp2.igen.
184 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
185 Add dsp2 to sim_igen_machine.
186 * configure: Regenerate.
187 * dsp.igen (do_ph_op): Add MUL support when op = 2.
188 (do_ph_mulq): New function to support mulq_rs.ph and mulq_s.ph.
189 (mulq_rs.ph): Use do_ph_mulq.
190 (MFHI, MFLO, MTHI, MTLO): Move these instructions to mips.igen.
191 * mips.igen: Add dsp2 model and include dsp2.igen.
192 (MFHI, MFLO, MTHI, MTLO): Extend these instructions for
193 for *mips32r2, *mips64r2, *dsp.
194 (MADD, MADDU, MSUB, MSUBU, MULT, MULTU): Extend these instructions
195 for *mips32r2, *mips64r2, *dsp2.
196 * dsp2.igen: New file for MIPS DSP REV 2 ASE.
197
b1004875
TS
1982007-02-19 Thiemo Seufer <ths@mips.com>
199 Nigel Stephens <nigel@mips.com>
200
201 * mips.igen (jalr.hb, jr.hb): Add decoder for mip32r2/mips64r2
202 jumps with hazard barrier.
203
f8df4c77
TS
2042007-02-19 Thiemo Seufer <ths@mips.com>
205 Nigel Stephens <nigel@mips.com>
206
207 * interp.c (sim_monitor): Flush stdout and stderr file descriptors
208 after each call to sim_io_write.
209
b1004875 2102007-02-19 Thiemo Seufer <ths@mips.com>
07802d98 211 Nigel Stephens <nigel@mips.com>
b1004875
TS
212
213 * interp.c (ColdReset): Set CP0 Config0 to reflect the address size
214 supported by this simulator.
07802d98
TS
215 (decode_coproc): Recognise additional CP0 Config registers
216 correctly.
217
14fb6c5a
TS
2182007-02-19 Thiemo Seufer <ths@mips.com>
219 Nigel Stephens <nigel@mips.com>
220 David Ung <davidu@mips.com>
221
222 * cp1.c (value_fpr): Don't inherit existing FPR_STATE for
223 uninterpreted formats. If fmt is one of the uninterpreted types
224 don't update the FPR_STATE. Handle fmt_uninterpreted_32 like
225 fmt_word, and fmt_uninterpreted_64 like fmt_long.
226 (store_fpr): When writing an invalid odd register, set the
227 matching even register to fmt_unknown, not the following register.
228 * interp.c (sim_open): If STATE_MEM_SIZE isn't set then set it to
229 the the memory window at offset 0 set by --memory-size command
230 line option.
231 (sim_store_register): Handle storing 4 bytes to an 8 byte floating
232 point register.
233 (sim_fetch_register): Likewise for reading 4 bytes from an 8 byte
234 register.
235 (sim_monitor): When returning the memory size to the MIPS
236 application, use the value in STATE_MEM_SIZE, not an arbitrary
237 hardcoded value.
238 (cop_lw): Don' mess around with FPR_STATE, just pass
239 fmt_uninterpreted_32 to StoreFPR.
240 (cop_sw): Similarly.
241 (cop_ld): Pass fmt_uninterpreted_64 not fmt_uninterpreted.
242 (cop_sd): Similarly.
243 * mips.igen (not_word_value): Single version for mips32, mips64
244 and mips16.
245
c8847145
TS
2462007-02-19 Thiemo Seufer <ths@mips.com>
247 Nigel Stephens <nigel@mips.com>
248
249 * interp.c (MEM_SIZE): Increase default memory size from 2 to 8
250 MBytes.
251
4b5d35ee
TS
2522007-02-17 Thiemo Seufer <ths@mips.com>
253
254 * configure.ac (mips*-sde-elf*): Move in front of generic machine
255 configuration.
256 * configure: Regenerate.
257
3669427c
TS
2582007-02-17 Thiemo Seufer <ths@mips.com>
259
260 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
261 Add mdmx to sim_igen_machine.
262 (mipsisa64*-*-*): Likewise. Remove dsp.
263 (mipsisa32*-*-*): Remove dsp.
264 * configure: Regenerate.
265
109ad085
TS
2662007-02-13 Thiemo Seufer <ths@mips.com>
267
268 * configure.ac: Add mips*-sde-elf* target.
269 * configure: Regenerate.
270
921d7ad3
HPN
2712006-12-21 Hans-Peter Nilsson <hp@axis.com>
272
273 * acconfig.h: Remove.
274 * config.in, configure: Regenerate.
275
02f97da7
TS
2762006-11-07 Thiemo Seufer <ths@mips.com>
277
278 * dsp.igen (do_w_op): Fix compiler warning.
279
2d2733fc
TS
2802006-08-29 Thiemo Seufer <ths@mips.com>
281 David Ung <davidu@mips.com>
282
283 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*): Add smartmips to
284 sim_igen_machine.
285 * configure: Regenerate.
286 * mips.igen (model): Add smartmips.
287 (MADDU): Increment ACX if carry.
288 (do_mult): Clear ACX.
289 (ROR,RORV): Add smartmips.
290 (include): Include smartmips.igen.
291 * sim-main.h (ACX): Set to REGISTERS[89].
292 * smartmips.igen: New file.
293
d85c3a10
TS
2942006-08-29 Thiemo Seufer <ths@mips.com>
295 David Ung <davidu@mips.com>
296
297 * Makefile.in (IGEN_INCLUDE): Add missing includes for m16e.igen and
298 mips3264r2.igen. Add missing dependency rules.
299 * m16e.igen: Support for mips16e save/restore instructions.
300
e85e3205
RE
3012006-06-13 Richard Earnshaw <rearnsha@arm.com>
302
303 * configure: Regenerated.
304
2f0122dc
DJ
3052006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
306
307 * configure: Regenerated.
308
20e95c23
DJ
3092006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
310
311 * configure: Regenerated.
312
69088b17
CF
3132006-05-15 Chao-ying Fu <fu@mips.com>
314
315 * dsp.igen (do_ph_shift, do_w_shra): Fix bugs for rounding instructions.
316
0275de4e
NC
3172006-04-18 Nick Clifton <nickc@redhat.com>
318
319 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Add missing break
320 statement.
321
b3a3ffef
HPN
3222006-03-29 Hans-Peter Nilsson <hp@axis.com>
323
324 * configure: Regenerate.
325
40a5538e
CF
3262005-12-14 Chao-ying Fu <fu@mips.com>
327
328 * Makefile.in (SIM_OBJS): Add dsp.o.
329 (dsp.o): New dependency.
330 (IGEN_INCLUDE): Add dsp.igen.
331 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*, mipsisa64r2*-*-*,
332 mipsisa64*-*-*): Add dsp to sim_igen_machine.
333 * configure: Regenerate.
334 * mips.igen: Add dsp model and include dsp.igen.
335 (MFHI, MFLO, MTHI, MTLO): Remove mips32, mips32r2, mips64, mips64r2,
336 because these instructions are extended in DSP ASE.
337 * sim-main.h (LAST_EMBED_REGNUM): Change from 89 to 96 because of
338 adding 6 DSP accumulator registers and 1 DSP control register.
339 (AC0LOIDX, AC0HIIDX, AC1LOIDX, AC1HIIDX, AC2LOIDX, AC2HIIDX, AC3LOIDX,
340 AC3HIIDX, DSPLO, DSPHI, DSPCRIDX, DSPCR, DSPCR_POS_SHIFT,
341 DSPCR_POS_MASK, DSPCR_POS_SMASK, DSPCR_SCOUNT_SHIFT, DSPCR_SCOUNT_MASK,
342 DSPCR_SCOUNT_SMASK, DSPCR_CARRY_SHIFT, DSPCR_CARRY_MASK,
343 DSPCR_CARRY_SMASK, DSPCR_CARRY, DSPCR_EFI_SHIFT, DSPCR_EFI_MASK,
344 DSPCR_EFI_SMASK, DSPCR_EFI, DSPCR_OUFLAG_SHIFT, DSPCR_OUFLAG_MASK,
345 DSPCR_OUFLAG_SMASK, DSPCR_OUFLAG4, DSPCR_OUFLAG5, DSPCR_OUFLAG6,
346 DSPCR_OUFLAG7, DSPCR_CCOND_SHIFT, DSPCR_CCOND_MASK,
347 DSPCR_CCOND_SMASK): New define.
348 (DSPLO_REGNUM, DSPHI_REGNUM): New array for DSP accumulators.
349 * dsp.c, dsp.igen: New files for MIPS DSP ASE.
350
21d14896
ILT
3512005-07-08 Ian Lance Taylor <ian@airs.com>
352
353 * tconfig.in (SIM_QUIET_NAN_NEGATED): Define.
354
b16d63da
DU
3552005-06-16 David Ung <davidu@mips.com>
356 Nigel Stephens <nigel@mips.com>
357
358 * mips.igen: New mips16e model and include m16e.igen.
359 (check_u64): Add mips16e tag.
360 * m16e.igen: New file for MIPS16e instructions.
361 * configure.ac (mipsisa32*-*-*, mipsisa32r2*-*-*, mipsisa64*-*-*,
362 mipsisa64r2*-*-*): Change sim_gen to M16, add mips16 and mips16e
363 models.
364 * configure: Regenerate.
365
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CD
3662005-05-26 David Ung <davidu@mips.com>
367
368 * mips.igen (mips32r2, mips64r2): New ISA models. Add new model
369 tags to all instructions which are applicable to the new ISAs.
370 (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Add, moved from
371 vr.igen.
372 * mips3264r2.igen: New file for MIPS 32/64 revision 2 specific
373 instructions.
374 * vr.igen (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Move
375 to mips.igen.
376 * configure.ac (mipsisa32r2*-*-*, mipsisa64r2*-*-*): Add new targets.
377 * configure: Regenerate.
378
2b193c4a
MK
3792005-03-23 Mark Kettenis <kettenis@gnu.org>
380
381 * configure: Regenerate.
382
35695fd6
AC
3832005-01-14 Andrew Cagney <cagney@gnu.org>
384
385 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
386 explicit call to AC_CONFIG_HEADER.
387 * configure: Regenerate.
388
f0569246
AC
3892005-01-12 Andrew Cagney <cagney@gnu.org>
390
391 * configure.ac: Update to use ../common/common.m4.
392 * configure: Re-generate.
393
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AC
3942005-01-11 Andrew Cagney <cagney@localhost.localdomain>
395
396 * configure: Regenerated to track ../common/aclocal.m4 changes.
397
b7026657
AC
3982005-01-07 Andrew Cagney <cagney@gnu.org>
399
400 * configure.ac: Rename configure.in, require autoconf 2.59.
401 * configure: Re-generate.
402
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HPN
4032004-12-08 Hans-Peter Nilsson <hp@axis.com>
404
405 * configure: Regenerate for ../common/aclocal.m4 update.
406
cd62154c
AC
4072004-09-24 Monika Chaddha <monika@acmet.com>
408
409 Committed by Andrew Cagney.
410 * m16.igen (CMP, CMPI): Fix assembler.
411
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4122004-08-18 Chris Demetriou <cgd@broadcom.com>
413
414 * configure.in (mipsisa64sb1*-*-*): Add mips3d to sim_igen_machine.
415 * configure: Regenerate.
416
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CD
4172004-06-25 Chris Demetriou <cgd@broadcom.com>
418
419 * configure.in (sim_m16_machine): Include mipsIII.
420 * configure: Regenerate.
421
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CD
4222004-05-11 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
423
424 * mips/interp.c (decode_coproc): Sign-extend the address retrieved
425 from COP0_BADVADDR.
426 * mips/sim-main.h (COP0_BADVADDR): Remove a cast.
427
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CD
4282004-04-10 Chris Demetriou <cgd@broadcom.com>
429
430 * sb1.igen (DIV.PS, RECIP.PS, RSQRT.PS, SQRT.PS): New.
431
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CD
4322004-04-09 Chris Demetriou <cgd@broadcom.com>
433
434 * mips.igen (check_fmt): Remove.
435 (ABS.fmt, ADD.fmt, C.cond.fmta, C.cond.fmtb, CEIL.L.fmt, CEIL.W)
436 (CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt, FLOOR.L.fmt)
437 (FLOOR.W.fmt, MADD.fmt, MOV.fmt, MOVtf.fmt, MOVN.fmt, MOVZ.fmt)
438 (MSUB.fmt, MUL.fmt, NEG.fmt, NMADD.fmt, NMSUB.fmt, RECIP.fmt)
439 (ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt)
440 (TRUNC.L.fmt, TRUNC.W): Explicitly specify allowed FPU formats.
441 (check_fmt_p, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
442 (FLOOR.W.fmt, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt)
443 (SQRT.fmt, TRUNC.L.fmt, TRUNC.W): Remove all uses of check_fmt.
444 (C.cnd.fmta): Remove incorrect call to check_fmt_p.
445
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CD
4462004-04-09 Chris Demetriou <cgd@broadcom.com>
447
448 * sb1.igen (check_sbx): New function.
449 (PABSDIFF.fmt, PABSDIFC.fmt, PAVG.fmt): Use check_sbx.
450
11d66e66 4512004-03-29 Chris Demetriou <cgd@broadcom.com>
0e1b7197
RS
452 Richard Sandiford <rsandifo@redhat.com>
453
454 * sim-main.h (MIPS_MACH_HAS_MT_HILO_HAZARD)
455 (MIPS_MACH_HAS_MULT_HILO_HAZARD, MIPS_MACH_HAS_DIV_HILO_HAZARD): New.
456 * mips.igen (check_mt_hilo, check_mult_hilo, check_div_hilo): Provide
457 separate implementations for mipsIV and mipsV. Use new macros to
458 determine whether the restrictions apply.
459
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4602004-01-19 Chris Demetriou <cgd@broadcom.com>
461
462 * mips.igen (check_mf_cycles, check_mt_hilo, check_mf_hilo)
463 (check_mult_hilo): Improve comments.
464 (check_div_hilo): Likewise. Also, fork off a new version
465 to handle mips32/mips64 (since there are no hazards to check
466 in MIPS32/MIPS64).
467
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4682003-06-17 Richard Sandiford <rsandifo@redhat.com>
469
470 * mips.igen (do_dmultx): Fix check for negative operands.
471
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4722003-05-16 Ian Lance Taylor <ian@airs.com>
473
474 * Makefile.in (SHELL): Make sure this is defined.
475 (various): Use $(SHELL) whenever we invoke move-if-change.
476
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CD
4772003-05-03 Chris Demetriou <cgd@broadcom.com>
478
479 * cp1.c: Tweak attribution slightly.
480 * cp1.h: Likewise.
481 * mdmx.c: Likewise.
482 * mdmx.igen: Likewise.
483 * mips3d.igen: Likewise.
484 * sb1.igen: Likewise.
485
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4862003-04-15 Richard Sandiford <rsandifo@redhat.com>
487
488 * vr.igen (do_vr_mul_op): Zero-extend the low 32 bits of
489 unsigned operands.
490
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AC
4912003-02-27 Andrew Cagney <cagney@redhat.com>
492
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493 * interp.c (sim_open): Rename _bfd to bfd.
494 (sim_create_inferior): Ditto.
6b4a8935 495
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4962003-01-14 Chris Demetriou <cgd@broadcom.com>
497
498 * mips.igen (LUXC1, SUXC1): New, for mipsV and mips64.
499
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5002003-01-14 Chris Demetriou <cgd@broadcom.com>
501
502 * mips.igen (EI, DI): Remove.
503
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5042003-01-05 Richard Sandiford <rsandifo@redhat.com>
505
506 * Makefile.in (tmp-run-multi): Fix mips16 filter.
507
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5082003-01-04 Richard Sandiford <rsandifo@redhat.com>
509 Andrew Cagney <ac131313@redhat.com>
510 Gavin Romig-Koch <gavin@redhat.com>
511 Graydon Hoare <graydon@redhat.com>
512 Aldy Hernandez <aldyh@redhat.com>
513 Dave Brolley <brolley@redhat.com>
514 Chris Demetriou <cgd@broadcom.com>
515
516 * configure.in (mips64vr*): Define TARGET_ENABLE_FR to 1.
517 (sim_mach_default): New variable.
518 (mips64vr-*-*, mips64vrel-*-*): New configurations.
519 Add a new simulator generator, MULTI.
520 * configure: Regenerate.
521 * Makefile.in (SIM_MULTI_OBJ, SIM_EXTRA_DISTCLEAN): New variables.
522 (multi-run.o): New dependency.
523 (SIM_MULTI_ALL, SIM_MULTI_IGEN_CONFIGS): New variables.
524 (tmp-mach-multi, tmp-itable-multi, tmp-run-multi): New rules.
525 (tmp-multi): Combine them.
526 (BUILT_SRC_FROM_MULTI): New variable. Depend on tmp-multi.
527 (clean-extra): Remove sources in BUILT_SRC_FROM_MULTI.
528 (distclean-extra): New rule.
529 * sim-main.h: Include bfd.h.
530 (MIPS_MACH): New macro.
531 * mips.igen (vr4120, vr5400, vr5500): New models.
532 (clo, clz, dclo, dclz, madd, maddu, msub, msub, mul): Add *vr5500.
533 * vr.igen: Replace with new version.
534
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5352003-01-04 Chris Demetriou <cgd@broadcom.com>
536
537 * configure.in: Use SIM_AC_OPTION_RESERVED_BITS(1).
538 * configure: Regenerate.
539
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5402002-12-31 Chris Demetriou <cgd@broadcom.com>
541
542 * sim-main.h (check_branch_bug, mark_branch_bug): Remove.
543 * mips.igen: Remove all invocations of check_branch_bug and
544 mark_branch_bug.
545
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5462002-12-16 Chris Demetriou <cgd@broadcom.com>
547
548 * tconfig.in: Include "gdb/callback.h" and "gdb/remote-sim.h".
549
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5502002-07-30 Chris Demetriou <cgd@broadcom.com>
551
552 * mips.igen (do_load_double, do_store_double): New functions.
553 (LDC1, SDC1): Rename to...
554 (LDC1b, SDC1b): respectively.
555 (LDC1a, SDC1a): New instructions for MIPS II and MIPS32 support.
556
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5572002-07-29 Michael Snyder <msnyder@redhat.com>
558
559 * cp1.c (fp_recip2): Modify initialization expression so that
560 GCC will recognize it as constant.
561
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5622002-06-18 Chris Demetriou <cgd@broadcom.com>
563
564 * mdmx.c (SD_): Delete.
565 (Unpredictable): Re-define, for now, to directly invoke
566 unpredictable_action().
567 (mdmx_acc_op): Fix error in .ob immediate handling.
568
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5692002-06-18 Andrew Cagney <cagney@redhat.com>
570
571 * interp.c (sim_firmware_command): Initialize `address'.
572
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5732002-06-16 Andrew Cagney <ac131313@redhat.com>
574
575 * configure: Regenerated to track ../common/aclocal.m4 changes.
576
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5772002-06-14 Chris Demetriou <cgd@broadcom.com>
578 Ed Satterthwaite <ehs@broadcom.com>
579
580 * mips3d.igen: New file which contains MIPS-3D ASE instructions.
581 * Makefile.in (IGEN_INCLUDE): Add mips3d.igen.
582 * mips.igen: Include mips3d.igen.
583 (mips3d): New model name for MIPS-3D ASE instructions.
584 (CVT.W.fmt): Don't use this instruction for word (source) format
585 instructions.
586 * cp1.c (fp_binary_r, fp_add_r, fp_mul_r, fpu_inv1, fpu_inv1_32)
587 (fpu_inv1_64, fp_recip1, fp_recip2, fpu_inv_sqrt1, fpu_inv_sqrt1_32)
588 (fpu_inv_sqrt1_64, fp_rsqrt1, fp_rsqrt2): New functions.
589 (NR_FRAC_GUARD, IMPLICIT_1): New macros.
590 * sim-main.h (fmt_pw, CompareAbs, AddR, MultiplyR, Recip1, Recip2)
591 (RSquareRoot1, RSquareRoot2): New macros.
592 (fp_add_r, fp_mul_r, fp_recip1, fp_recip2, fp_rsqrt1)
593 (fp_rsqrt2): New functions.
594 * configure.in: Add MIPS-3D support to mipsisa64 simulator.
595 * configure: Regenerate.
596
3a2b820e 5972002-06-13 Chris Demetriou <cgd@broadcom.com>
eab54952 598 Ed Satterthwaite <ehs@broadcom.com>
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599
600 * cp1.c (FP_PS_upper, FP_PS_lower, FP_PS_cat, FPQNaN_PS): New macros.
601 (value_fpr, store_fpr, fp_cmp, fp_unary, fp_binary, fp_mac)
602 (fp_inv_sqrt, fpu_format_name): Add paired-single support.
603 (convert): Note that this function is not used for paired-single
604 format conversions.
605 (ps_lower, ps_upper, pack_ps, convert_ps): New functions.
606 * mips.igen (FMT, MOVtf.fmt): Add paired-single support.
607 (check_fmt_p): Enable paired-single support.
608 (ALNV.PS, CVT.PS.S, CVT.S.PL, CVT.S.PU, PLL.PS, PLU.PS, PUL.PS)
609 (PUU.PS): New instructions.
610 (CVT.S.fmt): Don't use this instruction for paired-single format
611 destinations.
612 * sim-main.h (FP_formats): New value 'fmt_ps.'
613 (ps_lower, ps_upper, pack_ps, convert_ps): New prototypes.
614 (PSLower, PSUpper, PackPS, ConvertPS): New macros.
615
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6162002-06-12 Chris Demetriou <cgd@broadcom.com>
617
618 * mips.igen: Fix formatting of function calls in
619 many FP operations.
620
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6212002-06-12 Chris Demetriou <cgd@broadcom.com>
622
623 * mips.igen (MOVN, MOVZ): Trace result.
624 (TNEI): Print "tnei" as the opcode name in traces.
625 (CEIL.W): Add disassembly string for traces.
626 (RSQRT.fmt): Make location of disassembly string consistent
627 with other instructions.
628
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6292002-06-12 Chris Demetriou <cgd@broadcom.com>
630
631 * mips.igen (X): Delete unused function.
632
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6332002-06-08 Andrew Cagney <cagney@redhat.com>
634
635 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
636
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6372002-06-07 Chris Demetriou <cgd@broadcom.com>
638 Ed Satterthwaite <ehs@broadcom.com>
639
640 * cp1.c (inner_mac, fp_mac, inner_rsqrt, fp_inv_sqrt)
641 (fp_rsqrt, fp_madd, fp_msub, fp_nmadd, fp_nmsub): New functions.
642 * sim-main.h (fp_rsqrt, fp_madd, fp_msub, fp_nmadd)
643 (fp_nmsub): New prototypes.
644 (RSquareRoot, MultiplyAdd, MultiplySub, NegMultiplyAdd)
645 (NegMultiplySub): New defines.
646 * mips.igen (RSQRT.fmt): Use RSquareRoot().
647 (MADD.D, MADD.S): Replace with...
648 (MADD.fmt): New instruction.
649 (MSUB.D, MSUB.S): Replace with...
650 (MSUB.fmt): New instruction.
651 (NMADD.D, NMADD.S): Replace with...
652 (NMADD.fmt): New instruction.
653 (NMSUB.D, MSUB.S): Replace with...
654 (NMSUB.fmt): New instruction.
655
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6562002-06-07 Chris Demetriou <cgd@broadcom.com>
657 Ed Satterthwaite <ehs@broadcom.com>
658
659 * cp1.c: Fix more comment spelling and formatting.
660 (value_fcr, store_fcr): Use fenr_FS rather than hard-coding value.
661 (denorm_mode): New function.
662 (fpu_unary, fpu_binary): Round results after operation, collect
663 status from rounding operations, and update the FCSR.
664 (convert): Collect status from integer conversions and rounding
665 operations, and update the FCSR. Adjust NaN values that result
666 from conversions. Convert to use sim_io_eprintf rather than
667 fprintf, and remove some debugging code.
668 * cp1.h (fenr_FS): New define.
669
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6702002-06-07 Chris Demetriou <cgd@broadcom.com>
671
672 * cp1.c (convert): Remove unusable debugging code, and move MIPS
673 rounding mode to sim FP rounding mode flag conversion code into...
674 (rounding_mode): New function.
675
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6762002-06-07 Chris Demetriou <cgd@broadcom.com>
677
678 * cp1.c: Clean up formatting of a few comments.
679 (value_fpr): Reformat switch statement.
680
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6812002-06-06 Chris Demetriou <cgd@broadcom.com>
682 Ed Satterthwaite <ehs@broadcom.com>
683
684 * cp1.h: New file.
685 * sim-main.h: Include cp1.h.
686 (SETFCC, GETFCC, IR, UF, OF, DX, IO, UO, FP_FLAGS, FP_ENABLE)
687 (FP_CAUSE, GETFS, FP_RM_NEAREST, FP_RM_TOZERO, FP_RM_TOPINF)
688 (FP_RM_TOMINF, GETRM): Remove. Moved to cp1.h.
689 (FP_FS, FP_MASK_RM, FP_SH_RM, Nan, Less, Equal): Remove.
690 (value_fcr, store_fcr, test_fcsr, fp_cmp): New prototypes.
691 (ValueFCR, StoreFCR, TestFCSR, Compare): New macros.
692 * cp1.c: Don't include sim-fpu.h; already included by
693 sim-main.h. Clean up formatting of some comments.
694 (NaN, Equal, Less): Remove.
695 (test_fcsr, value_fcr, store_fcr, update_fcsr, fp_test)
696 (fp_cmp): New functions.
697 * mips.igen (do_c_cond_fmt): Remove.
698 (C.cond.fmta, C.cond.fmtb): Replace uses of do_c_cond_fmt_a with
699 Compare. Add result tracing.
700 (CxC1): Remove, replace with...
701 (CFC1a, CFC1b, CFC1c, CTC1a, CTC1b, CTC1c): New instructions.
702 (DMxC1): Remove, replace with...
703 (DMFC1a, DMFC1b, DMTC1a, DMTC1b): New instructions.
704 (MxC1): Remove, replace with...
705 (MFC1a, MFC1b, MTC1a, MTC1b): New instructions.
706
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7072002-06-04 Chris Demetriou <cgd@broadcom.com>
708
709 * sim-main.h (FGRIDX): Remove, replace all uses with...
710 (FGR_BASE): New macro.
711 (FP0_REGNUM, FCRCS_REGNUM, FCRIR_REGNUM): New macros.
712 (_sim_cpu): Move 'fgr' member to be right before 'fpr_state' member.
713 (NR_FGR, FGR): Likewise.
714 * interp.c: Replace all uses of FGRIDX with FGR_BASE.
715 * mips.igen: Likewise.
716
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7172002-06-04 Chris Demetriou <cgd@broadcom.com>
718
719 * cp1.c: Add an FSF Copyright notice to this file.
720
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7212002-06-04 Chris Demetriou <cgd@broadcom.com>
722 Ed Satterthwaite <ehs@broadcom.com>
723
724 * cp1.c (Infinity): Remove.
725 * sim-main.h (Infinity): Likewise.
726
727 * cp1.c (fp_unary, fp_binary): New functions.
728 (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div, fp_recip)
729 (fp_sqrt): New functions, implemented in terms of the above.
730 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
731 (Recip, SquareRoot): Remove (replaced by functions above).
732 * sim-main.h (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div)
733 (fp_recip, fp_sqrt): New prototypes.
734 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
735 (Recip, SquareRoot): Replace prototypes with #defines which
736 invoke the functions above.
737
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7382002-06-03 Chris Demetriou <cgd@broadcom.com>
739
740 * sim-main.h (Nan, Infinity, Less, Equal, AbsoluteValue, Negate)
741 (Add, Sub, Multiply, Divide, Recip, SquareRoot): Move lower in
742 file, remove PARAMS from prototypes.
743 (value_fpr, store_fpr, convert): Likewise. Use SIM_STATE to provide
744 simulator state arguments.
745 (ValueFPR, StoreFPR, Convert): Move lower in file. Use SIM_ARGS to
746 pass simulator state arguments.
747 * cp1.c (SD): Redefine as CPU_STATE(cpu).
748 (store_fpr, convert): Remove 'sd' argument.
749 (value_fpr): Likewise. Convert to use 'SD' instead.
750
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7512002-06-03 Chris Demetriou <cgd@broadcom.com>
752
753 * cp1.c (Min, Max): Remove #if 0'd functions.
754 * sim-main.h (Min, Max): Remove.
755
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7562002-06-03 Chris Demetriou <cgd@broadcom.com>
757
758 * cp1.c: fix formatting of switch case and default labels.
759 * interp.c: Likewise.
760 * sim-main.c: Likewise.
761
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7622002-06-03 Chris Demetriou <cgd@broadcom.com>
763
764 * cp1.c: Clean up comments which describe FP formats.
765 (FPQNaN_DOUBLE, FPQNaN_LONG): Generate using UNSIGNED64.
766
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7672002-06-03 Chris Demetriou <cgd@broadcom.com>
768 Ed Satterthwaite <ehs@broadcom.com>
769
770 * configure.in (mipsisa64sb1*-*-*): New target for supporting
771 Broadcom SiByte SB-1 processor configurations.
772 * configure: Regenerate.
773 * sb1.igen: New file.
774 * mips.igen: Include sb1.igen.
775 (sb1): New model.
776 * Makefile.in (IGEN_INCLUDE): Add sb1.igen.
777 * mdmx.igen: Add "sb1" model to all appropriate functions and
778 instructions.
779 * mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
780 (ob_func, ob_acc): Reference the above.
781 (qh_acc): Adjust to keep the same size as ob_acc.
782 * sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
783 (MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.
784
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7852002-06-03 Chris Demetriou <cgd@broadcom.com>
786
787 * Makefile.in (IGEN_INCLUDE): Add mdmx.igen.
788
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7892002-06-02 Chris Demetriou <cgd@broadcom.com>
790 Ed Satterthwaite <ehs@broadcom.com>
791
792 * mips.igen (mdmx): New (pseudo-)model.
793 * mdmx.c, mdmx.igen: New files.
794 * Makefile.in (SIM_OBJS): Add mdmx.o.
795 * sim-main.h (MDMX_accumulator, MX_fmtsel, signed24, signed48):
796 New typedefs.
797 (ACC, MX_Add, MX_AddA, MX_AddL, MX_And, MX_C_EQ, MX_C_LT, MX_Comp)
798 (MX_FMT_OB, MX_FMT_QH, MX_Max, MX_Min, MX_Msgn, MX_Mul, MX_MulA)
799 (MX_MulL, MX_MulS, MX_MulSL, MX_Nor, MX_Or, MX_Pick, MX_RAC)
800 (MX_RAC_H, MX_RAC_L, MX_RAC_M, MX_RNAS, MX_RNAU, MX_RND_AS)
801 (MX_RND_AU, MX_RND_ES, MX_RND_EU, MX_RND_ZS, MX_RND_ZU, MX_RNES)
802 (MX_RNEU, MX_RZS, MX_RZU, MX_SHFL, MX_ShiftLeftLogical)
803 (MX_ShiftRightArith, MX_ShiftRightLogical, MX_Sub, MX_SubA, MX_SubL)
804 (MX_VECT_ADD, MX_VECT_ADDA, MX_VECT_ADDL, MX_VECT_AND)
805 (MX_VECT_MAX, MX_VECT_MIN, MX_VECT_MSGN, MX_VECT_MUL, MX_VECT_MULA)
806 (MX_VECT_MULL, MX_VECT_MULS, MX_VECT_MULSL, MX_VECT_NOR)
807 (MX_VECT_OR, MX_VECT_SLL, MX_VECT_SRA, MX_VECT_SRL, MX_VECT_SUB)
808 (MX_VECT_SUBA, MX_VECT_SUBL, MX_VECT_XOR, MX_WACH, MX_WACL, MX_Xor)
809 (SIM_ARGS, SIM_STATE, UnpredictableResult, fmt_mdmx, ob_fmtsel)
810 (qh_fmtsel): New macros.
811 (_sim_cpu): New member "acc".
812 (mdmx_acc_op, mdmx_cc_op, mdmx_cpr_op, mdmx_pick_op, mdmx_rac_op)
813 (mdmx_round_op, mdmx_shuffle, mdmx_wach, mdmx_wacl): New functions.
814
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8152002-05-01 Chris Demetriou <cgd@broadcom.com>
816
817 * interp.c: Use 'deprecated' rather than 'depreciated.'
818 * sim-main.h: Likewise.
819
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8202002-05-01 Chris Demetriou <cgd@broadcom.com>
821
822 * cp1.c (store_fpr): Remove #ifdef'd out call to UndefinedResult
823 which wouldn't compile anyway.
824 * sim-main.h (unpredictable_action): New function prototype.
825 (Unpredictable): Define to call igen function unpredictable().
826 (NotWordValue): New macro to call igen function not_word_value().
827 (UndefinedResult): Remove.
828 * interp.c (undefined_result): Remove.
829 (unpredictable_action): New function.
830 * mips.igen (not_word_value, unpredictable): New functions.
831 (ADD, ADDI, do_addiu, do_addu, BGEZAL, BGEZALL, BLTZAL, BLTZALL)
832 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, do_mult, do_multu)
833 (do_sra, do_srav, do_srl, do_srlv, SUB, do_subu): Invoke
834 NotWordValue() to check for unpredictable inputs, then
835 Unpredictable() to handle them.
836
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8372002-02-24 Chris Demetriou <cgd@broadcom.com>
838
839 * mips.igen: Fix formatting of calls to Unpredictable().
840
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8412002-04-20 Andrew Cagney <ac131313@redhat.com>
842
843 * interp.c (sim_open): Revert previous change.
844
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8452002-04-18 Alexandre Oliva <aoliva@redhat.com>
846
847 * interp.c (sim_open): Disable chunk of code that wrote code in
848 vector table entries.
849
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8502002-03-19 Chris Demetriou <cgd@broadcom.com>
851
852 * cp1.c (FP_S_s, FP_D_s, FP_S_be, FP_D_be, FP_S_e, FP_D_e, FP_S_f)
853 (FP_D_f, FP_S_fb, FP_D_fb, FPINF_SINGLE, FPINF_DOUBLE): Remove
854 unused definitions.
855
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8562002-03-19 Chris Demetriou <cgd@broadcom.com>
857
858 * cp1.c: Fix many formatting issues.
859
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8602002-03-19 Chris G. Demetriou <cgd@broadcom.com>
861
862 * cp1.c (fpu_format_name): New function to replace...
863 (DOFMT): This. Delete, and update all callers.
864 (fpu_rounding_mode_name): New function to replace...
865 (RMMODE): This. Delete, and update all callers.
866
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8672002-03-19 Chris G. Demetriou <cgd@broadcom.com>
868
869 * interp.c: Move FPU support routines from here to...
870 * cp1.c: Here. New file.
871 * Makefile.in (SIM_OBJS): Add cp1.o to object list.
872 (cp1.o): New target.
873
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8742002-03-12 Chris Demetriou <cgd@broadcom.com>
875
876 * configure.in (mipsisa32*-*-*, mipsisa64*-*-*): New targets.
877 * mips.igen (mips32, mips64): New models, add to all instructions
878 and functions as appropriate.
879 (loadstore_ea, check_u64): New variant for model mips64.
880 (check_fmt_p): New variant for models mipsV and mips64, remove
881 mipsV model marking fro other variant.
882 (SLL) Rename to...
883 (SLLa) this.
884 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, SLLb): New instructions
885 for mips32 and mips64.
886 (DCLO, DCLZ): New instructions for mips64.
887
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8882002-03-07 Chris Demetriou <cgd@broadcom.com>
889
890 * mips.igen (BREAK, LUI, ORI, SYSCALL, XORI): Print
891 immediate or code as a hex value with the "%#lx" format.
892 (ANDI): Likewise, and fix printed instruction name.
893
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8942002-03-05 Chris Demetriou <cgd@broadcom.com>
895
896 * sim-main.h (UndefinedResult, Unpredictable): New macros
897 which currently do nothing.
898
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8992002-03-05 Chris Demetriou <cgd@broadcom.com>
900
901 * sim-main.h (status_UX, status_SX, status_KX, status_TS)
902 (status_PX, status_MX, status_CU0, status_CU1, status_CU2)
903 (status_CU3): New definitions.
904
905 * sim-main.h (ExceptionCause): Add new values for MIPS32
906 and MIPS64: MDMX, MCheck, CacheErr. Update comments
907 for DebugBreakPoint and NMIReset to note their status in
908 MIPS32 and MIPS64.
909 (SignalExceptionMDMX, SignalExceptionWatch, SignalExceptionMCheck)
910 (SignalExceptionCacheErr): New exception macros.
911
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9122002-03-05 Chris Demetriou <cgd@broadcom.com>
913
914 * mips.igen (check_fpu): Enable check for coprocessor 1 usability.
915 * sim-main.h (COP_Usable): Define, but for now coprocessor 1
916 is always enabled.
917 (SignalExceptionCoProcessorUnusable): Take as argument the
918 unusable coprocessor number.
919
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9202002-03-05 Chris Demetriou <cgd@broadcom.com>
921
922 * mips.igen: Fix formatting of all SignalException calls.
923
97a88e93 9242002-03-05 Chris Demetriou <cgd@broadcom.com>
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925
926 * sim-main.h (SIGNEXTEND): Remove.
927
97a88e93 9282002-03-04 Chris Demetriou <cgd@broadcom.com>
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929
930 * mips.igen: Remove gencode comment from top of file, fix
931 spelling in another comment.
932
97a88e93 9332002-03-04 Chris Demetriou <cgd@broadcom.com>
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934
935 * mips.igen (check_fmt, check_fmt_p): New functions to check
936 whether specific floating point formats are usable.
937 (ABS.fmt, ADD.fmt, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
938 (FLOOR.W.fmt, MOV.fmt, MUL.fmt, NEG.fmt, RECIP.fmt, ROUND.L.fmt)
939 (ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt, TRUNC.L.fmt, TRUNC.W):
940 Use the new functions.
941 (do_c_cond_fmt): Remove format checks...
942 (C.cond.fmta, C.cond.fmtb): And move them into all callers.
943
97a88e93 9442002-03-03 Chris Demetriou <cgd@broadcom.com>
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945
946 * mips.igen: Fix formatting of check_fpu calls.
947
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9482002-03-03 Chris Demetriou <cgd@broadcom.com>
949
950 * mips.igen (FLOOR.L.fmt): Store correct destination register.
951
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9522002-03-03 Chris Demetriou <cgd@broadcom.com>
953
954 * mips.igen: Remove whitespace at end of lines.
955
09297648
CD
9562002-03-02 Chris Demetriou <cgd@broadcom.com>
957
958 * mips.igen (loadstore_ea): New function to do effective
959 address calculations.
960 (do_load, do_load_left, do_load_right, LL, LDD, PREF, do_store,
961 do_store_left, do_store_right, SC, SCD, PREFX, SWC1, SWXC1,
962 CACHE): Use loadstore_ea to do effective address computations.
963
043b7057
CD
9642002-03-02 Chris Demetriou <cgd@broadcom.com>
965
966 * interp.c (load_word): Use EXTEND32 rather than SIGNEXTEND.
967 * mips.igen (LL, CxC1, MxC1): Likewise.
968
c1e8ada4
CD
9692002-03-02 Chris Demetriou <cgd@broadcom.com>
970
971 * mips.igen (LL, LLD, PREF, SC, SCD, ABS.fmt, ADD.fmt, CEIL.L.fmt,
972 CEIL.W, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt,
973 FLOOR.L.fmt, FLOOR.W.fmt, MADD.D, MADD.S, MOV.fmt, MOVtf.fmt,
974 MSUB.D, MSUB.S, MUL.fmt, NEG.fmt, NMADD.D, NMADD.S, NMSUB.D,
975 NMSUB.S, PREFX, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt,
976 SQRT.fmt, SUB.fmt, SWC1, SWXC1, TRUNC.L.fmt, TRUNC.W, CACHE):
977 Don't split opcode fields by hand, use the opcode field values
978 provided by igen.
979
3e1dca16
CD
9802002-03-01 Chris Demetriou <cgd@broadcom.com>
981
982 * mips.igen (do_divu): Fix spacing.
983
984 * mips.igen (do_dsllv): Move to be right before DSLLV,
985 to match the rest of the do_<shift> functions.
986
fff8d27d
CD
9872002-03-01 Chris Demetriou <cgd@broadcom.com>
988
989 * mips.igen (do_dsll, do_dsllv, DSLL32, do_dsra, DSRA32, do_dsrl,
990 DSRL32, do_dsrlv): Trace inputs and results.
991
0d3e762b
CD
9922002-03-01 Chris Demetriou <cgd@broadcom.com>
993
994 * mips.igen (CACHE): Provide instruction-printing string.
995
996 * interp.c (signal_exception): Comment tokens after #endif.
997
eb5fcf93
CD
9982002-02-28 Chris Demetriou <cgd@broadcom.com>
999
1000 * mips.igen (LWXC1): Mark with filter "64,f", rather than just "32".
1001 (MOVtf, MxC1, MxC1, DMxC1, DMxC1, CxC1, CxC1, SQRT.fmt, MOV.fmt,
1002 NEG.fmt, ROUND.L.fmt, TRUNC.L.fmt, CEIL.L.fmt, FLOOR.L.fmt,
1003 ROUND.W.fmt, TRUNC.W, CEIL.W, FLOOR.W.fmt, RECIP.fmt, RSQRT.fmt,
1004 CVT.S.fmt, CVT.D.fmt, CVT.W.fmt, CVT.L.fmt, MOVtf.fmt, C.cond.fmta,
1005 C.cond.fmtb, SUB.fmt, MUL.fmt, DIV.fmt, MOVZ.fmt, MOVN.fmt, LDXC1,
1006 SWXC1, SDXC1, MSUB.D, MSUB.S, NMADD.S, NMADD.D, NMSUB.S, NMSUB.D,
1007 LWC1, SWC1): Add "f" to filter, since these are FP instructions.
1008
bb22bd7d
CD
10092002-02-28 Chris Demetriou <cgd@broadcom.com>
1010
1011 * mips.igen (DSRA32, DSRAV): Fix order of arguments in
1012 instruction-printing string.
1013 (LWU): Use '64' as the filter flag.
1014
91a177cf
CD
10152002-02-28 Chris Demetriou <cgd@broadcom.com>
1016
1017 * mips.igen (SDXC1): Fix instruction-printing string.
1018
387f484a
CD
10192002-02-28 Chris Demetriou <cgd@broadcom.com>
1020
1021 * mips.igen (LDC1, SDC1): Remove mipsI model, and mark with
1022 filter flags "32,f".
1023
3d81f391
CD
10242002-02-27 Chris Demetriou <cgd@broadcom.com>
1025
1026 * mips.igen (PREFX): This is a 64-bit instruction, use '64'
1027 as the filter flag.
1028
af5107af
CD
10292002-02-27 Chris Demetriou <cgd@broadcom.com>
1030
1031 * mips.igen (PREFX): Tweak instruction opcode fields (i.e.,
1032 add a comma) so that it more closely match the MIPS ISA
1033 documentation opcode partitioning.
1034 (PREF): Put useful names on opcode fields, and include
1035 instruction-printing string.
1036
ca971540
CD
10372002-02-27 Chris Demetriou <cgd@broadcom.com>
1038
1039 * mips.igen (check_u64): New function which in the future will
1040 check whether 64-bit instructions are usable and signal an
1041 exception if not. Currently a no-op.
1042 (DADD, DADDI, DADDIU, DADDU, DDIV, DDIVU, DMULT, DMULTU, DSLL,
1043 DSLL32, DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB,
1044 DSUBU, LD, LDL, LDR, LLD, LWU, SCD, SD, SDL, SDR, DMxC1, LDXC1,
1045 LWXC1, SDXC1, SWXC1, DMFC0, DMTC0): Use check_u64.
1046
1047 * mips.igen (check_fpu): New function which in the future will
1048 check whether FPU instructions are usable and signal an exception
1049 if not. Currently a no-op.
1050 (ABS.fmt, ADD.fmt, BC1a, BC1b, C.cond.fmta, C.cond.fmtb,
1051 CEIL.L.fmt, CEIL.W, CxC1, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt,
1052 CVT.W.fmt, DIV.fmt, DMxC1, DMxC1, FLOOR.L.fmt, FLOOR.W.fmt, LDC1,
1053 LDXC1, LWC1, LWXC1, MADD.D, MADD.S, MxC1, MOV.fmt, MOVtf,
1054 MOVtf.fmt, MOVN.fmt, MOVZ.fmt, MSUB.D, MSUB.S, MUL.fmt, NEG.fmt,
1055 NMADD.D, NMADD.S, NMSUB.D, NMSUB.S, RECIP.fmt, ROUND.L.fmt,
1056 ROUND.W.fmt, RSQRT.fmt, SDC1, SDXC1, SQRT.fmt, SUB.fmt, SWC1,
1057 SWXC1, TRUNC.L.fmt, TRUNC.W): Use check_fpu.
1058
1c47a468
CD
10592002-02-27 Chris Demetriou <cgd@broadcom.com>
1060
1061 * mips.igen (do_load_left, do_load_right): Move to be immediately
1062 following do_load.
1063 (do_store_left, do_store_right): Move to be immediately following
1064 do_store.
1065
603a98e7
CD
10662002-02-27 Chris Demetriou <cgd@broadcom.com>
1067
1068 * mips.igen (mipsV): New model name. Also, add it to
1069 all instructions and functions where it is appropriate.
1070
c5d00cc7
CD
10712002-02-18 Chris Demetriou <cgd@broadcom.com>
1072
1073 * mips.igen: For all functions and instructions, list model
1074 names that support that instruction one per line.
1075
074e9cb8
CD
10762002-02-11 Chris Demetriou <cgd@broadcom.com>
1077
1078 * mips.igen: Add some additional comments about supported
1079 models, and about which instructions go where.
1080 (BC1b, MFC0, MTC0, RFE): Sort supported models in the same
1081 order as is used in the rest of the file.
1082
9805e229
CD
10832002-02-11 Chris Demetriou <cgd@broadcom.com>
1084
1085 * mips.igen (ADD, ADDI, DADDI, DSUB, SUB): Add comment
1086 indicating that ALU32_END or ALU64_END are there to check
1087 for overflow.
1088 (DADD): Likewise, but also remove previous comment about
1089 overflow checking.
1090
f701dad2
CD
10912002-02-10 Chris Demetriou <cgd@broadcom.com>
1092
1093 * mips.igen (DDIV, DIV, DIVU, DMULT, DMULTU, DSLL, DSLL32,
1094 DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB, DSUBU,
1095 JALR, JR, MOVN, MOVZ, MTLO, MULT, MULTU, SLL, SLLV, SLT, SLTU,
1096 SRAV, SRLV, SUB, SUBU, SYNC, XOR, MOVtf, DI, DMFC0, DMTC0, EI,
1097 ERET, RFE, TLBP, TLBR, TLBWI, TLBWR): Tweak instruction opcode
1098 fields (i.e., add and move commas) so that they more closely
1099 match the MIPS ISA documentation opcode partitioning.
1100
11012002-02-10 Chris Demetriou <cgd@broadcom.com>
20ae0098
CD
1102
1103 * mips.igen (ADDI): Print immediate value.
1104 (BREAK): Print code.
1105 (DADDIU, DSRAV, DSRLV): Print correct instruction name.
1106 (SLL): Print "nop" specially, and don't run the code
1107 that does the shift for the "nop" case.
1108
9e52972e
FF
11092001-11-17 Fred Fish <fnf@redhat.com>
1110
1111 * sim-main.h (float_operation): Move enum declaration outside
1112 of _sim_cpu struct declaration.
1113
c0efbca4
JB
11142001-04-12 Jim Blandy <jimb@redhat.com>
1115
1116 * mips.igen (CFC1, CTC1): Pass the correct register numbers to
1117 PENDING_FILL. Use PENDING_SCHED directly to handle the pending
1118 set of the FCSR.
1119 * sim-main.h (COCIDX): Remove definition; this isn't supported by
1120 PENDING_FILL, and you can get the intended effect gracefully by
1121 calling PENDING_SCHED directly.
1122
fb891446
BE
11232001-02-23 Ben Elliston <bje@redhat.com>
1124
1125 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Only define if not
1126 already defined elsewhere.
1127
8030f857
BE
11282001-02-19 Ben Elliston <bje@redhat.com>
1129
1130 * sim-main.h (sim_monitor): Return an int.
1131 * interp.c (sim_monitor): Add return values.
1132 (signal_exception): Handle error conditions from sim_monitor.
1133
56b48a7a
CD
11342001-02-08 Ben Elliston <bje@redhat.com>
1135
1136 * sim-main.c (load_memory): Pass cia to sim_core_read* functions.
1137 (store_memory): Likewise, pass cia to sim_core_write*.
1138
d3ee60d9
FCE
11392000-10-19 Frank Ch. Eigler <fche@redhat.com>
1140
1141 On advice from Chris G. Demetriou <cgd@sibyte.com>:
1142 * sim-main.h (GPR_CLEAR): Remove unused alternative macro.
1143
071da002
AC
1144Thu Jul 27 22:02:05 2000 Andrew Cagney <cagney@b1.cygnus.com>
1145
1146 From Maciej W. Rozycki <macro@ds2.pg.gda.pl>:
1147 * Makefile.in: Don't delete *.igen when cleaning directory.
1148
a28c02cd
AC
1149Wed Jul 19 18:50:51 2000 Andrew Cagney <cagney@b1.cygnus.com>
1150
1151 * m16.igen (break): Call SignalException not sim_engine_halt.
1152
80ee11fa
AC
1153Mon Jul 3 11:13:20 2000 Andrew Cagney <cagney@b1.cygnus.com>
1154
1155 From Jason Eckhardt:
1156 * mips.igen (MOVZ.fmt, MOVN.fmt): Move conditional on GPR[RT].
1157
673388c0
AC
1158Tue Jun 13 20:52:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
1159
1160 * mips.igen (MxC1, DMxC1): Fix printf formatting.
1161
4c0deff4
NC
11622000-05-24 Michael Hayes <mhayes@cygnus.com>
1163
1164 * mips.igen (do_dmultx): Fix typo.
1165
eb2d80b4
AC
1166Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
1167
1168 * configure: Regenerated to track ../common/aclocal.m4 changes.
1169
dd37a34b
AC
1170Fri Apr 28 20:48:36 2000 Andrew Cagney <cagney@b1.cygnus.com>
1171
1172 * mips.igen (DMxC1): Fix format arguments for sim_io_eprintf call.
1173
4c0deff4
NC
11742000-04-12 Frank Ch. Eigler <fche@redhat.com>
1175
1176 * sim-main.h (GPR_CLEAR): Define macro.
1177
e30db738
AC
1178Mon Apr 10 00:07:09 2000 Andrew Cagney <cagney@b1.cygnus.com>
1179
1180 * interp.c (decode_coproc): Output long using %lx and not %s.
1181
cb7450ea
FCE
11822000-03-21 Frank Ch. Eigler <fche@redhat.com>
1183
1184 * interp.c (sim_open): Sort & extend dummy memory regions for
1185 --board=jmr3904 for eCos.
1186
a3027dd7
FCE
11872000-03-02 Frank Ch. Eigler <fche@redhat.com>
1188
1189 * configure: Regenerated.
1190
1191Tue Feb 8 18:35:01 2000 Donald Lindsay <dlindsay@hound.cygnus.com>
1192
1193 * interp.c, mips.igen: all 5 DEADC0DE situations now have sim_io_eprintf
1194 calls, conditional on the simulator being in verbose mode.
1195
dfcd3bfb
JM
1196Fri Feb 4 09:45:15 2000 Donald Lindsay <dlindsay@cygnus.com>
1197
1198 * sim-main.c (cache_op): Added case arm so that CACHE ops to a secondary
1199 cache don't get ReservedInstruction traps.
1200
c2d11a7d
JM
12011999-11-29 Mark Salter <msalter@cygnus.com>
1202
1203 * dv-tx3904sio.c (tx3904sio_io_write_buffer): Use write value as a mask
1204 to clear status bits in sdisr register. This is how the hardware works.
1205
1206 * interp.c (sim_open): Added more memory aliases for jmr3904 hardware
1207 being used by cygmon.
1208
4ce44c66
JM
12091999-11-11 Andrew Haley <aph@cygnus.com>
1210
1211 * interp.c (decode_coproc): Correctly handle DMFC0 and DMTC0
1212 instructions.
1213
cff3e48b
JM
1214Thu Sep 9 15:12:08 1999 Geoffrey Keating <geoffk@cygnus.com>
1215
1216 * mips.igen (MULT): Correct previous mis-applied patch.
1217
d4f3574e
SS
1218Tue Sep 7 13:34:54 1999 Geoffrey Keating <geoffk@cygnus.com>
1219
1220 * mips.igen (delayslot32): Handle sequence like
1221 mtc1 $at,$f12 ; jal fp_add ; mov.s $f13,$f12
1222 correctly by calling ENGINE_ISSUE_PREFIX_HOOK() before issue.
1223 (MULT): Actually pass the third register...
1224
12251999-09-03 Mark Salter <msalter@cygnus.com>
1226
1227 * interp.c (sim_open): Added more memory aliases for additional
1228 hardware being touched by cygmon on jmr3904 board.
1229
1230Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
1231
1232 * configure: Regenerated to track ../common/aclocal.m4 changes.
1233
a0b3c4fd
JM
1234Tue Jul 27 16:36:51 1999 Andrew Cagney <cagney@amy.cygnus.com>
1235
1236 * interp.c (sim_store_register): Handle case where client - GDB -
1237 specifies that a 4 byte register is 8 bytes in size.
1238 (sim_fetch_register): Ditto.
1239
adf40b2e
JM
12401999-07-14 Frank Ch. Eigler <fche@cygnus.com>
1241
1242 Implement "sim firmware" option, inspired by jimb's version of 1998-01.
1243 * interp.c (firmware_option_p): New global flag: "sim firmware" given.
1244 (idt_monitor_base): Base address for IDT monitor traps.
1245 (pmon_monitor_base): Ditto for PMON.
1246 (lsipmon_monitor_base): Ditto for LSI PMON.
1247 (MONITOR_BASE, MONITOR_SIZE): Removed macros.
1248 (mips_option): Add "firmware" option with new OPTION_FIRMWARE key.
1249 (sim_firmware_command): New function.
1250 (mips_option_handler): Call it for OPTION_FIRMWARE.
1251 (sim_open): Allocate memory for idt_monitor region. If "--board"
1252 option was given, add no monitor by default. Add BREAK hooks only if
1253 monitors are also there.
1254
43e526b9
JM
1255Mon Jul 12 00:02:27 1999 Andrew Cagney <cagney@amy.cygnus.com>
1256
1257 * interp.c (sim_monitor): Flush output before reading input.
1258
1259Sun Jul 11 19:28:11 1999 Andrew Cagney <cagney@b1.cygnus.com>
1260
1261 * tconfig.in (SIM_HANDLES_LMA): Always define.
1262
1263Thu Jul 8 16:06:59 1999 Andrew Cagney <cagney@b1.cygnus.com>
1264
1265 From Mark Salter <msalter@cygnus.com>:
1266 * interp.c (BOARD_BSP): Define. Add to list of possible boards.
1267 (sim_open): Add setup for BSP board.
1268
9846de1b
JM
1269Wed Jul 7 12:45:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
1270
1271 * mips.igen (MULT, MULTU): Add syntax for two operand version.
1272 (DMFC0, DMTC0): Recognize. Call DecodeCoproc which will report
1273 them as unimplemented.
1274
cd0fc7c3
SS
12751999-05-08 Felix Lee <flee@cygnus.com>
1276
1277 * configure: Regenerated to track ../common/aclocal.m4 changes.
1278
7a292a7a
SS
12791999-04-21 Frank Ch. Eigler <fche@cygnus.com>
1280
1281 * mips.igen (bc0f): For the TX39 only, decode this as a no-op stub.
1282
1283Thu Apr 15 14:15:17 1999 Andrew Cagney <cagney@amy.cygnus.com>
1284
1285 * configure.in: Any mips64vr5*-*-* target should have
1286 -DTARGET_ENABLE_FR=1.
1287 (default_endian): Any mips64vr*el-*-* target should default to
1288 LITTLE_ENDIAN.
1289 * configure: Re-generate.
1290
12911999-02-19 Gavin Romig-Koch <gavin@cygnus.com>
1292
1293 * mips.igen (ldl): Extend from _16_, not 32.
1294
1295Wed Jan 27 18:51:38 1999 Andrew Cagney <cagney@chook.cygnus.com>
1296
1297 * interp.c (sim_store_register): Force registers written to by GDB
1298 into an un-interpreted state.
1299
c906108c
SS
13001999-02-05 Frank Ch. Eigler <fche@cygnus.com>
1301
1302 * dv-tx3904sio.c (tx3904sio_tickle): After a polled I/O from the
1303 CPU, start periodic background I/O polls.
1304 (tx3904sio_poll): New function: periodic I/O poller.
1305
13061998-12-30 Frank Ch. Eigler <fche@cygnus.com>
1307
1308 * mips.igen (BREAK): Call signal_exception instead of sim_engine_halt.
1309
1310Tue Dec 29 16:03:53 1998 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1311
1312 * configure.in, configure (mips64vr5*-*-*): Added missing ;; in
1313 case statement.
1314
13151998-12-29 Frank Ch. Eigler <fche@cygnus.com>
1316
1317 * interp.c (sim_open): Allocate jm3904 memory in smaller chunks.
1318 (load_word): Call SIM_CORE_SIGNAL hook on error.
1319 (signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook before
1320 starting. For exception dispatching, pass PC instead of NULL_CIA.
1321 (decode_coproc): Use COP0_BADVADDR to store faulting address.
1322 * sim-main.h (COP0_BADVADDR): Define.
1323 (SIM_CORE_SIGNAL): Define hook to call mips_core_signal.
1324 (SIM_CPU_EXCEPTION*): Define hooks to call mips_cpu_exception*().
1325 (_sim_cpu): Add exc_* fields to store register value snapshots.
1326 * mips.igen (*): Replace memory-related SignalException* calls
1327 with references to SIM_CORE_SIGNAL hook.
1328
1329 * dv-tx3904irc.c (tx3904irc_port_event): printf format warning
1330 fix.
1331 * sim-main.c (*): Minor warning cleanups.
1332
13331998-12-24 Gavin Romig-Koch <gavin@cygnus.com>
1334
1335 * m16.igen (DADDIU5): Correct type-o.
1336
1337Mon Dec 21 10:34:48 1998 Andrew Cagney <cagney@chook>
1338
1339 * mips.igen (do_ddiv, do_ddivu): Pacify GCC. Update hi/lo via tmp
1340 variables.
1341
1342Wed Dec 16 18:20:28 1998 Andrew Cagney <cagney@chook>
1343
1344 * Makefile.in (SIM_EXTRA_CFLAGS): No longer need to add .../newlib
1345 to include path.
1346 (interp.o): Add dependency on itable.h
1347 (oengine.c, gencode): Delete remaining references.
1348 (BUILT_SRC_FROM_GEN): Clean up.
1349
13501998-12-16 Gavin Romig-Koch <gavin@cygnus.com>
1351
1352 * vr4run.c: New.
1353 * Makefile.in (SIM_HACK_OBJ,HACK_OBJS,HACK_GEN_SRCS,libhack.a,
1354 tmp-hack,tmp-m32-hack,tmp-m16-hack,tmp-itable-hack,
1355 tmp-run-hack) : New.
1356 * m16.igen (LD,DADDIU,DADDUI5,DADJSP,DADDIUSP,DADDI,DADDU,DSUBU,
1357 DSLL,DSRL,DSRA,DSLLV,DSRAV,DMULT,DMULTU,DDIV,DDIVU,JALX32,JALX):
1358 Drop the "64" qualifier to get the HACK generator working.
1359 Use IMMEDIATE rather than IMMED. Use SHAMT rather than SHIFT.
1360 * mips.igen (do_daddiu,do_ddiv,do_divu): Remove the 64-only
1361 qualifier to get the hack generator working.
1362 (do_dsll,do_dsllv,do_dsra,do_dsrl,do_dsrlv): New.
1363 (DSLL): Use do_dsll.
1364 (DSLLV): Use do_dsllv.
1365 (DSRA): Use do_dsra.
1366 (DSRL): Use do_dsrl.
1367 (DSRLV): Use do_dsrlv.
1368 (BC1): Move *vr4100 to get the HACK generator working.
1369 (CxC1, DMxC1, MxC1,MACCU,MACCHI,MACCHIU): Rename to
1370 get the HACK generator working.
1371 (MACC) Rename to get the HACK generator working.
1372 (DMACC,MACCS,DMACCS): Add the 64.
1373
13741998-12-12 Gavin Romig-Koch <gavin@cygnus.com>
1375
1376 * mips.igen (BC1): Renamed to BC1a and BC1b to avoid conflicts.
1377 * sim-main.h (SizeFGR): Handle TARGET_ENABLE_FR.
1378
13791998-12-11 Gavin Romig-Koch <gavin@cygnus.com>
1380
1381 * mips/interp.c (DEBUG): Cleanups.
1382
13831998-12-10 Frank Ch. Eigler <fche@cygnus.com>
1384
1385 * dv-tx3904sio.c (tx3904sio_io_read_buffer): Endianness fixes.
1386 (tx3904sio_tickle): fflush after a stdout character output.
1387
13881998-12-03 Frank Ch. Eigler <fche@cygnus.com>
1389
1390 * interp.c (sim_close): Uninstall modules.
1391
1392Wed Nov 25 13:41:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
1393
1394 * sim-main.h, interp.c (sim_monitor): Change to global
1395 function.
1396
1397Wed Nov 25 17:33:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
1398
1399 * configure.in (vr4100): Only include vr4100 instructions in
1400 simulator.
1401 * configure: Re-generate.
1402 * m16.igen (*): Tag all mips16 instructions as also being vr4100.
1403
1404Mon Nov 23 18:20:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1405
1406 * Makefile.in (SIM_CFLAGS): Do not define WITH_IGEN.
1407 * sim-main.h, sim-main.c, interp.c: Delete #if WITH_IGEN keeping
1408 true alternative.
1409
1410 * configure.in (sim_default_gen, sim_use_gen): Replace with
1411 sim_gen.
1412 (--enable-sim-igen): Delete config option. Always using IGEN.
1413 * configure: Re-generate.
1414
1415 * Makefile.in (gencode): Kill, kill, kill.
1416 * gencode.c: Ditto.
1417
1418Mon Nov 23 18:07:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1419
1420 * configure.in: Configure mips64vr4100-elf nee mips64vr41* as a 64
1421 bit mips16 igen simulator.
1422 * configure: Re-generate.
1423
1424 * mips.igen (check_div_hilo, check_mult_hilo, check_mf_hilo): Mark
1425 as part of vr4100 ISA.
1426 * vr.igen: Mark all instructions as 64 bit only.
1427
1428Mon Nov 23 17:07:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1429
1430 * interp.c (get_cell, sim_monitor, fetch_str, CoProcPresent):
1431 Pacify GCC.
1432
1433Mon Nov 23 13:23:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
1434
1435 * configure.in: Configure mips-lsi-elf nee mips*lsi* as a
1436 mipsIII/mips16 igen simulator. Fix sim_gen VS sim_igen typos.
1437 * configure: Re-generate.
1438
1439 * m16.igen (BREAK): Define breakpoint instruction.
1440 (JALX32): Mark instruction as mips16 and not r3900.
1441 * mips.igen (C.cond.fmt): Fix typo in instruction format.
1442
1443 * sim-main.h (PENDING_FILL): Wrap C statements in do/while.
1444
1445Sat Nov 7 09:54:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1446
1447 * gencode.c (build_instruction - BREAK): For MIPS16, handle BREAK
1448 insn as a debug breakpoint.
1449
1450 * sim-main.h (PENDING_SLOT_BIT): Fix, was incorrectly defined as
1451 pending.slot_size.
1452 (PENDING_SCHED): Clean up trace statement.
1453 (PENDING_SCHED): Increment PENDING_IN and PENDING_TOTAL.
1454 (PENDING_FILL): Delay write by only one cycle.
1455 (PENDING_FILL): For FSRs, write fmt_uninterpreted to FPR_STATE.
1456
1457 * sim-main.c (pending_tick): Clean up trace statements. Add trace
1458 of pending writes.
1459 (pending_tick): Fix sizes in switch statements, 4 & 8 instead of
1460 32 & 64.
1461 (pending_tick): Move incrementing of index to FOR statement.
1462 (pending_tick): Only update PENDING_OUT after a write has occured.
1463
1464 * configure.in: Add explicit mips-lsi-* target. Use gencode to
1465 build simulator.
1466 * configure: Re-generate.
1467
1468 * interp.c (sim_engine_run OLD): Delete explicit call to
1469 PENDING_TICK. Now called via ENGINE_ISSUE_PREFIX_HOOK.
1470
1471Sat Oct 30 09:49:10 1998 Frank Ch. Eigler <fche@cygnus.com>
1472
1473 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Add dummy
1474 interrupt level number to match changed SignalExceptionInterrupt
1475 macro.
1476
1477Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
1478
1479 * interp.c: #include "itable.h" if WITH_IGEN.
1480 (get_insn_name): New function.
1481 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
1482 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
1483
1484Mon Sep 14 12:36:44 1998 Frank Ch. Eigler <fche@cygnus.com>
1485
1486 * configure: Rebuilt to inhale new common/aclocal.m4.
1487
1488Tue Sep 1 15:39:18 1998 Frank Ch. Eigler <fche@cygnus.com>
1489
1490 * dv-tx3904sio.c: Include sim-assert.h.
1491
1492Tue Aug 25 12:49:46 1998 Frank Ch. Eigler <fche@cygnus.com>
1493
1494 * dv-tx3904sio.c: New file: tx3904 serial I/O module.
1495 * configure.in: Add dv-tx3904sio, dv-sockser for tx39 target.
1496 Reorganize target-specific sim-hardware checks.
1497 * configure: rebuilt.
1498 * interp.c (sim_open): For tx39 target boards, set
1499 OPERATING_ENVIRONMENT, add tx3904sio devices.
1500 * tconfig.in: For tx39 target, set SIM_HANDLES_LMA for loading
1501 ROM executables. Install dv-sockser into sim-modules list.
1502
1503 * dv-tx3904irc.c: Compiler warning clean-up.
1504 * dv-tx3904tmr.c: Compiler warning clean-up. Remove particularly
1505 frequent hw-trace messages.
1506
1507Fri Jul 31 18:14:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
1508
1509 * vr.igen (MulAcc): Identify as a vr4100 specific function.
1510
1511Sat Jul 25 16:03:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1512
1513 * Makefile.in (IGEN_INCLUDE): Add vr.igen.
1514
1515 * vr.igen: New file.
1516 (MAC/MADD16, DMAC/DMADD16): Implement using code from gencode.c.
1517 * mips.igen: Define vr4100 model. Include vr.igen.
1518Mon Jun 29 09:21:07 1998 Gavin Koch <gavin@cygnus.com>
1519
1520 * mips.igen (check_mf_hilo): Correct check.
1521
1522Wed Jun 17 12:20:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1523
1524 * sim-main.h (interrupt_event): Add prototype.
1525
1526 * dv-tx3904tmr.c (tx3904tmr_io_write_buffer): Delete unused
1527 register_ptr, register_value.
1528 (deliver_tx3904tmr_tick): Fix types passed to printf fmt.
1529
1530 * sim-main.h (tracefh): Make extern.
1531
1532Tue Jun 16 14:39:00 1998 Frank Ch. Eigler <fche@cygnus.com>
1533
1534 * dv-tx3904tmr.c: Deschedule timer event after dispatching.
1535 Reduce unnecessarily high timer event frequency.
1536 * dv-tx3904cpu.c: Ditto for interrupt event.
1537
1538Wed Jun 10 13:22:32 1998 Frank Ch. Eigler <fche@cygnus.com>
1539
1540 * interp.c (decode_coproc): For TX39, add stub COP0 register #7,
1541 to allay warnings.
1542 (interrupt_event): Made non-static.
1543
1544 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Correct accidental
1545 interchange of configuration values for external vs. internal
1546 clock dividers.
1547
1548Tue Jun 9 12:46:24 1998 Ian Carmichael <iancarm@cygnus.com>
1549
1550 * mips.igen (BREAK): Moved code to here for
1551 simulator-reserved break instructions.
1552 * gencode.c (build_instruction): Ditto.
1553 * interp.c (signal_exception): Code moved from here. Non-
1554 reserved instructions now use exception vector, rather
1555 than halting sim.
1556 * sim-main.h: Moved magic constants to here.
1557
1558Tue Jun 9 12:29:50 1998 Frank Ch. Eigler <fche@cygnus.com>
1559
1560 * dv-tx3904cpu.c (deliver_*_interrupt,*_port_event): Set the CAUSE
1561 register upon non-zero interrupt event level, clear upon zero
1562 event value.
1563 * dv-tx3904irc.c (*_port_event): Handle deactivated interrupt signal
1564 by passing zero event value.
1565 (*_io_{read,write}_buffer): Endianness fixes.
1566 * dv-tx3904tmr.c (*_io_{read,write}_buffer): Endianness fixes.
1567 (deliver_*_tick): Reduce sim event interval to 75% of count interval.
1568
1569 * interp.c (sim_open): Added jmr3904pal board type that adds PAL-based
1570 serial I/O and timer module at base address 0xFFFF0000.
1571
1572Tue Jun 9 11:52:29 1998 Gavin Koch <gavin@cygnus.com>
1573
1574 * mips.igen (SWC1) : Correct the handling of ReverseEndian
1575 and BigEndianCPU.
1576
1577Tue Jun 9 11:40:57 1998 Gavin Koch <gavin@cygnus.com>
1578
1579 * configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips
1580 parts.
1581 * configure: Update.
1582
1583Thu Jun 4 15:37:33 1998 Frank Ch. Eigler <fche@cygnus.com>
1584
1585 * dv-tx3904tmr.c: New file - implements tx3904 timer.
1586 * dv-tx3904{irc,cpu}.c: Mild reformatting.
1587 * configure.in: Include tx3904tmr in hw_device list.
1588 * configure: Rebuilt.
1589 * interp.c (sim_open): Instantiate three timer instances.
1590 Fix address typo of tx3904irc instance.
1591
1592Tue Jun 2 15:48:02 1998 Ian Carmichael <iancarm@cygnus.com>
1593
1594 * interp.c (signal_exception): SystemCall exception now uses
1595 the exception vector.
1596
1597Mon Jun 1 18:18:26 1998 Frank Ch. Eigler <fche@cygnus.com>
1598
1599 * interp.c (decode_coproc): For TX39, add stub COP0 register #3,
1600 to allay warnings.
1601
1602Fri May 29 11:40:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1603
1604 * configure.in (sim_igen_filter): Match mips*tx39 not mipst*tx39.
1605
1606Mon May 25 20:47:45 1998 Andrew Cagney <cagney@b1.cygnus.com>
1607
1608 * dv-tx3904cpu.c, dv-tx3904irc.c: Rename *_callback to *_method.
1609
1610 * dv-tx3904cpu.c, dv-tx3904irc.c: Include hw-main.h and
1611 sim-main.h. Declare a struct hw_descriptor instead of struct
1612 hw_device_descriptor.
1613
1614Mon May 25 12:41:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1615
1616 * mips.igen (do_store_left, do_load_left): Compute nr of left and
1617 right bits and then re-align left hand bytes to correct byte
1618 lanes. Fix incorrect computation in do_store_left when loading
1619 bytes from second word.
1620
1621Fri May 22 13:34:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1622
1623 * configure.in (SIM_AC_OPTION_HARDWARE): Only enable when tx3904.
1624 * interp.c (sim_open): Only create a device tree when HW is
1625 enabled.
1626
1627 * dv-tx3904irc.c (tx3904irc_finish): Pacify GCC.
1628 * interp.c (signal_exception): Ditto.
1629
1630Thu May 21 14:24:11 1998 Gavin Koch <gavin@cygnus.com>
1631
1632 * gencode.c: Mark BEGEZALL as LIKELY.
1633
1634Thu May 21 18:57:19 1998 Andrew Cagney <cagney@b1.cygnus.com>
1635
1636 * sim-main.h (ALU32_END): Sign extend 32 bit results.
1637 * mips.igen (ADD, SUB, ADDI, DADD, DSUB): Trace.
1638
1639Mon May 18 18:22:42 1998 Frank Ch. Eigler <fche@cygnus.com>
1640
1641 * configure.in (SIM_AC_OPTION_HARDWARE): Added common hardware
1642 modules. Recognize TX39 target with "mips*tx39" pattern.
1643 * configure: Rebuilt.
1644 * sim-main.h (*): Added many macros defining bits in
1645 TX39 control registers.
1646 (SignalInterrupt): Send actual PC instead of NULL.
1647 (SignalNMIReset): New exception type.
1648 * interp.c (board): New variable for future use to identify
1649 a particular board being simulated.
1650 (mips_option_handler,mips_options): Added "--board" option.
1651 (interrupt_event): Send actual PC.
1652 (sim_open): Make memory layout conditional on board setting.
1653 (signal_exception): Initial implementation of hardware interrupt
1654 handling. Accept another break instruction variant for simulator
1655 exit.
1656 (decode_coproc): Implement RFE instruction for TX39.
1657 (mips.igen): Decode RFE instruction as such.
1658 * configure.in (tx3904cpu,tx3904irc): Added devices for tx3904.
1659 * interp.c: Define "jmr3904" and "jmr3904debug" board types and
1660 bbegin to implement memory map.
1661 * dv-tx3904cpu.c: New file.
1662 * dv-tx3904irc.c: New file.
1663
1664Wed May 13 14:40:11 1998 Gavin Koch <gavin@cygnus.com>
1665
1666 * mips.igen (check_mt_hilo): Create a separate r3900 version.
1667
1668Wed May 13 14:11:46 1998 Gavin Koch <gavin@cygnus.com>
1669
1670 * tx.igen (madd,maddu): Replace calls to check_op_hilo
1671 with calls to check_div_hilo.
1672
1673Wed May 13 09:59:27 1998 Gavin Koch <gavin@cygnus.com>
1674
1675 * mips/mips.igen (check_op_hilo,check_mult_hilo,check_div_hilo):
1676 Replace check_op_hilo with check_mult_hilo and check_div_hilo.
1677 Add special r3900 version of do_mult_hilo.
1678 (do_dmultx,do_mult,do_multu): Replace calls to check_op_hilo
1679 with calls to check_mult_hilo.
1680 (do_ddiv,do_ddivu,do_div,do_divu): Replace calls to check_op_hilo
1681 with calls to check_div_hilo.
1682
1683Tue May 12 15:22:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
1684
1685 * configure.in (SUBTARGET_R3900): Define for mipstx39 target.
1686 Document a replacement.
1687
1688Fri May 8 17:48:19 1998 Ian Carmichael <iancarm@cygnus.com>
1689
1690 * interp.c (sim_monitor): Make mon_printf work.
1691
1692Wed May 6 19:42:19 1998 Doug Evans <devans@canuck.cygnus.com>
1693
1694 * sim-main.h (INSN_NAME): New arg `cpu'.
1695
1696Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
1697
1698 * configure: Regenerated to track ../common/aclocal.m4 changes.
1699
1700Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
1701
1702 * configure: Regenerated to track ../common/aclocal.m4 changes.
1703 * config.in: Ditto.
1704
1705Sun Apr 26 15:20:01 1998 Tom Tromey <tromey@cygnus.com>
1706
1707 * acconfig.h: New file.
1708 * configure.in: Reverted change of Apr 24; use sinclude again.
1709
1710Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
1711
1712 * configure: Regenerated to track ../common/aclocal.m4 changes.
1713 * config.in: Ditto.
1714
1715Fri Apr 24 11:19:20 1998 Tom Tromey <tromey@cygnus.com>
1716
1717 * configure.in: Don't call sinclude.
1718
1719Fri Apr 24 11:35:01 1998 Andrew Cagney <cagney@chook.cygnus.com>
1720
1721 * mips.igen (do_store_left): Pass 0 not NULL to store_memory.
1722
1723Tue Apr 21 11:59:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1724
1725 * mips.igen (ERET): Implement.
1726
1727 * interp.c (decode_coproc): Return sign-extended EPC.
1728
1729 * mips.igen (ANDI, LUI, MFC0): Add tracing code.
1730
1731 * interp.c (signal_exception): Do not ignore Trap.
1732 (signal_exception): On TRAP, restart at exception address.
1733 (HALT_INSTRUCTION, HALT_INSTRUCTION_MASK): Define.
1734 (signal_exception): Update.
1735 (sim_open): Patch V_COMMON interrupt vector with an abort sequence
1736 so that TRAP instructions are caught.
1737
1738Mon Apr 20 11:26:55 1998 Andrew Cagney <cagney@b1.cygnus.com>
1739
1740 * sim-main.h (struct hilo_access, struct hilo_history): Define,
1741 contains HI/LO access history.
1742 (struct _sim_cpu): Make hiaccess and loaccess of type hilo_access.
1743 (HIACCESS, LOACCESS): Delete, replace with
1744 (HIHISTORY, LOHISTORY): New macros.
1745 (CHECKHILO): Delete all, moved to mips.igen
1746
1747 * gencode.c (build_instruction): Do not generate checks for
1748 correct HI/LO register usage.
1749
1750 * interp.c (old_engine_run): Delete checks for correct HI/LO
1751 register usage.
1752
1753 * mips.igen (check_mt_hilo, check_mf_hilo, check_op_hilo,
1754 check_mf_cycles): New functions.
1755 (do_mfhi, do_mflo, "mthi", "mtlo", do_ddiv, do_ddivu, do_div,
1756 do_divu, domultx, do_mult, do_multu): Use.
1757
1758 * tx.igen ("madd", "maddu"): Use.
1759
1760Wed Apr 15 18:31:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
1761
1762 * mips.igen (DSRAV): Use function do_dsrav.
1763 (SRAV): Use new function do_srav.
1764
1765 * m16.igen (BEQZ, BNEZ): Compare GPR[TRX] not GPR[RX].
1766 (B): Sign extend 11 bit immediate.
1767 (EXT-B*): Shift 16 bit immediate left by 1.
1768 (ADDIU*): Don't sign extend immediate value.
1769
1770Wed Apr 15 10:32:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
1771
1772 * m16run.c (sim_engine_run): Restore CIA after handling an event.
1773
1774 * sim-main.h (DELAY_SLOT, NULLIFY_NEXT_INSTRUCTION): For IGEN, use
1775 functions.
1776
1777 * mips.igen (delayslot32, nullify_next_insn): New functions.
1778 (m16.igen): Always include.
1779 (do_*): Add more tracing.
1780
1781 * m16.igen (delayslot16): Add NIA argument, could be called by a
1782 32 bit MIPS16 instruction.
1783
1784 * interp.c (ifetch16): Move function from here.
1785 * sim-main.c (ifetch16): To here.
1786
1787 * sim-main.c (ifetch16, ifetch32): Update to match current
1788 implementations of LH, LW.
1789 (signal_exception): Don't print out incorrect hex value of illegal
1790 instruction.
1791
1792Wed Apr 15 00:17:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1793
1794 * m16run.c (sim_engine_run): Use IMEM16 and IMEM32 to fetch an
1795 instruction.
1796
1797 * m16.igen: Implement MIPS16 instructions.
1798
1799 * mips.igen (do_addiu, do_addu, do_and, do_daddiu, do_daddu,
1800 do_ddiv, do_ddivu, do_div, do_divu, do_dmultx, do_dmultu, do_srav,
1801 do_dsubu, do_mfhi, do_mflo, do_mult, do_multu, do_nor, do_or,
1802 do_sll, do_sllv, do_slt, do_slti, do_sltiu, do_sltu, do_sra,
1803 do_srl, do_srlv, do_subu, do_xor, do_xori): New functions. Move
1804 bodies of corresponding code from 32 bit insn to these. Also used
1805 by MIPS16 versions of functions.
1806
1807 * sim-main.h (RAIDX, T8IDX, T8, SPIDX): Define.
1808 (IMEM16): Drop NR argument from macro.
1809
1810Sat Apr 4 22:39:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1811
1812 * Makefile.in (SIM_OBJS): Add sim-main.o.
1813
1814 * sim-main.h (address_translation, load_memory, store_memory,
1815 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Mark
1816 as INLINE_SIM_MAIN.
1817 (pr_addr, pr_uword64): Declare.
1818 (sim-main.c): Include when H_REVEALS_MODULE_P.
1819
1820 * interp.c (address_translation, load_memory, store_memory,
1821 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Move
1822 from here.
1823 * sim-main.c: To here. Fix compilation problems.
1824
1825 * configure.in: Enable inlining.
1826 * configure: Re-config.
1827
1828Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1829
1830 * configure: Regenerated to track ../common/aclocal.m4 changes.
1831
1832Fri Apr 3 04:32:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
1833
1834 * mips.igen: Include tx.igen.
1835 * Makefile.in (IGEN_INCLUDE): Add tx.igen.
1836 * tx.igen: New file, contains MADD and MADDU.
1837
1838 * interp.c (load_memory): When shifting bytes, use LOADDRMASK not
1839 the hardwired constant `7'.
1840 (store_memory): Ditto.
1841 (LOADDRMASK): Move definition to sim-main.h.
1842
1843 mips.igen (MTC0): Enable for r3900.
1844 (ADDU): Add trace.
1845
1846 mips.igen (do_load_byte): Delete.
1847 (do_load, do_store, do_load_left, do_load_write, do_store_left,
1848 do_store_right): New functions.
1849 (SW*, LW*, SD*, LD*, SH, LH, SB, LB): Use.
1850
1851 configure.in: Let the tx39 use igen again.
1852 configure: Update.
1853
1854Thu Apr 2 10:59:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1855
1856 * interp.c (sim_monitor): get_mem_info returns a 4 byte quantity,
1857 not an address sized quantity. Return zero for cache sizes.
1858
1859Wed Apr 1 23:47:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
1860
1861 * mips.igen (r3900): r3900 does not support 64 bit integer
1862 operations.
1863
1864Mon Mar 30 14:46:05 1998 Gavin Koch <gavin@cygnus.com>
1865
1866 * configure.in (mipstx39*-*-*): Use gencode simulator rather
1867 than igen one.
1868 * configure : Rebuild.
1869
1870Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
1871
1872 * configure: Regenerated to track ../common/aclocal.m4 changes.
1873
1874Fri Mar 27 15:01:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1875
1876 * interp.c (mips_option_handler): Iterate over MAX_NR_PROCESSORS.
1877
1878Wed Mar 25 16:44:27 1998 Ian Carmichael <iancarm@cygnus.com>
1879
1880 * configure: Regenerated to track ../common/aclocal.m4 changes.
1881 * config.in: Regenerated to track ../common/aclocal.m4 changes.
1882
1883Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
1884
1885 * configure: Regenerated to track ../common/aclocal.m4 changes.
1886
1887Wed Mar 25 10:05:46 1998 Andrew Cagney <cagney@b1.cygnus.com>
1888
1889 * interp.c (Max, Min): Comment out functions. Not yet used.
1890
1891Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
1892
1893 * configure: Regenerated to track ../common/aclocal.m4 changes.
1894
1895Tue Mar 17 19:05:20 1998 Frank Ch. Eigler <fche@cygnus.com>
1896
1897 * Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
1898 configurable settings for stand-alone simulator.
1899
1900 * configure.in: Added X11 search, just in case.
1901
1902 * configure: Regenerated.
1903
1904Wed Mar 11 14:09:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
1905
1906 * interp.c (sim_write, sim_read, load_memory, store_memory):
1907 Replace sim_core_*_map with read_map, write_map, exec_map resp.
1908
1909Tue Mar 3 13:58:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
1910
1911 * sim-main.h (GETFCC): Return an unsigned value.
1912
1913Tue Mar 3 13:21:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1914
1915 * mips.igen (DIV): Fix check for -1 / MIN_INT.
1916 (DADD): Result destination is RD not RT.
1917
1918Fri Feb 27 13:49:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1919
1920 * sim-main.h (HIACCESS, LOACCESS): Always define.
1921
1922 * mdmx.igen (Maxi, Mini): Rename Max, Min.
1923
1924 * interp.c (sim_info): Delete.
1925
1926Fri Feb 27 18:41:01 1998 Doug Evans <devans@canuck.cygnus.com>
1927
1928 * interp.c (DECLARE_OPTION_HANDLER): Use it.
1929 (mips_option_handler): New argument `cpu'.
1930 (sim_open): Update call to sim_add_option_table.
1931
1932Wed Feb 25 18:56:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
1933
1934 * mips.igen (CxC1): Add tracing.
1935
1936Fri Feb 20 17:43:21 1998 Andrew Cagney <cagney@b1.cygnus.com>
1937
1938 * sim-main.h (Max, Min): Declare.
1939
1940 * interp.c (Max, Min): New functions.
1941
1942 * mips.igen (BC1): Add tracing.
1943
1944Thu Feb 19 14:50:00 1998 John Metzler <jmetzler@cygnus.com>
1945
1946 * interp.c Added memory map for stack in vr4100
1947
1948Thu Feb 19 10:21:21 1998 Gavin Koch <gavin@cygnus.com>
1949
1950 * interp.c (load_memory): Add missing "break"'s.
1951
1952Tue Feb 17 12:45:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
1953
1954 * interp.c (sim_store_register, sim_fetch_register): Pass in
1955 length parameter. Return -1.
1956
1957Tue Feb 10 11:57:40 1998 Ian Carmichael <iancarm@cygnus.com>
1958
1959 * interp.c: Added hardware init hook, fixed warnings.
1960
1961Sat Feb 7 17:16:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1962
1963 * Makefile.in (itable.h itable.c): Depend on SIM_@sim_gen@_ALL.
1964
1965Tue Feb 3 11:36:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
1966
1967 * interp.c (ifetch16): New function.
1968
1969 * sim-main.h (IMEM32): Rename IMEM.
1970 (IMEM16_IMMED): Define.
1971 (IMEM16): Define.
1972 (DELAY_SLOT): Update.
1973
1974 * m16run.c (sim_engine_run): New file.
1975
1976 * m16.igen: All instructions except LB.
1977 (LB): Call do_load_byte.
1978 * mips.igen (do_load_byte): New function.
1979 (LB): Call do_load_byte.
1980
1981 * mips.igen: Move spec for insn bit size and high bit from here.
1982 * Makefile.in (tmp-igen, tmp-m16): To here.
1983
1984 * m16.dc: New file, decode mips16 instructions.
1985
1986 * Makefile.in (SIM_NO_ALL): Define.
1987 (tmp-m16): Generate both 16 bit and 32 bit simulator engines.
1988
1989Tue Feb 3 11:28:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
1990
1991 * configure.in (mips_fpu_bitsize): For tx39, restrict floating
1992 point unit to 32 bit registers.
1993 * configure: Re-generate.
1994
1995Sun Feb 1 15:47:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1996
1997 * configure.in (sim_use_gen): Make IGEN the default simulator
1998 generator for generic 32 and 64 bit mips targets.
1999 * configure: Re-generate.
2000
2001Sun Feb 1 16:52:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
2002
2003 * sim-main.h (SizeFGR): Determine from floating-point and not gpr
2004 bitsize.
2005
2006 * interp.c (sim_fetch_register, sim_store_register): Read/write
2007 FGR from correct location.
2008 (sim_open): Set size of FGR's according to
2009 WITH_TARGET_FLOATING_POINT_BITSIZE.
2010
2011 * sim-main.h (FGR): Store floating point registers in a separate
2012 array.
2013
2014Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
2015
2016 * configure: Regenerated to track ../common/aclocal.m4 changes.
2017
2018Tue Feb 3 00:10:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
2019
2020 * interp.c (ColdReset): Call PENDING_INVALIDATE.
2021
2022 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Call PENDING_TICK.
2023
2024 * interp.c (pending_tick): New function. Deliver pending writes.
2025
2026 * sim-main.h (PENDING_FILL, PENDING_TICK, PENDING_SCHED,
2027 PENDING_BIT, PENDING_INVALIDATE): Re-write pipeline code so that
2028 it can handle mixed sized quantites and single bits.
2029
2030Mon Feb 2 17:43:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
2031
2032 * interp.c (oengine.h): Do not include when building with IGEN.
2033 (sim_open): Replace GPRLEN by WITH_TARGET_WORD_BITSIZE.
2034 (sim_info): Ditto for PROCESSOR_64BIT.
2035 (sim_monitor): Replace ut_reg with unsigned_word.
2036 (*): Ditto for t_reg.
2037 (LOADDRMASK): Define.
2038 (sim_open): Remove defunct check that host FP is IEEE compliant,
2039 using software to emulate floating point.
2040 (value_fpr, ...): Always compile, was conditional on HASFPU.
2041
2042Sun Feb 1 11:15:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
2043
2044 * sim-main.h (sim_state): Make the cpu array MAX_NR_PROCESSORS in
2045 size.
2046
2047 * interp.c (SD, CPU): Define.
2048 (mips_option_handler): Set flags in each CPU.
2049 (interrupt_event): Assume CPU 0 is the one being iterrupted.
2050 (sim_close): Do not clear STATE, deleted anyway.
2051 (sim_write, sim_read): Assume CPU zero's vm should be used for
2052 data transfers.
2053 (sim_create_inferior): Set the PC for all processors.
2054 (sim_monitor, store_word, load_word, mips16_entry): Add cpu
2055 argument.
2056 (mips16_entry): Pass correct nr of args to store_word, load_word.
2057 (ColdReset): Cold reset all cpu's.
2058 (signal_exception): Pass cpu to sim_monitor & mips16_entry.
2059 (sim_monitor, load_memory, store_memory, signal_exception): Use
2060 `CPU' instead of STATE_CPU.
2061
2062
2063 * sim-main.h: Replace uses of STATE_CPU with CPU. Replace sd with
2064 SD or CPU_.
2065
2066 * sim-main.h (signal_exception): Add sim_cpu arg.
2067 (SignalException*): Pass both SD and CPU to signal_exception.
2068 * interp.c (signal_exception): Update.
2069
2070 * sim-main.h (value_fpr, store_fpr, dotrace, ifetch32), interp.c:
2071 Ditto
2072 (sync_operation, prefetch, cache_op, store_memory, load_memory,
2073 address_translation): Ditto
2074 (decode_coproc, cop_lw, cop_ld, cop_sw, cop_sd): Ditto.
2075
2076Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
2077
2078 * configure: Regenerated to track ../common/aclocal.m4 changes.
2079
2080Sat Jan 31 14:49:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
2081
2082 * interp.c (sim_engine_run): Add `nr_cpus' argument.
2083
2084 * mips.igen (model): Map processor names onto BFD name.
2085
2086 * sim-main.h (CPU_CIA): Delete.
2087 (SET_CIA, GET_CIA): Define
2088
2089Wed Jan 21 16:16:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
2090
2091 * sim-main.h (GPR_SET): Define, used by igen when zeroing a
2092 regiser.
2093
2094 * configure.in (default_endian): Configure a big-endian simulator
2095 by default.
2096 * configure: Re-generate.
2097
2098Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
2099
2100 * configure: Regenerated to track ../common/aclocal.m4 changes.
2101
2102Mon Jan 5 20:38:54 1998 Mark Alexander <marka@cygnus.com>
2103
2104 * interp.c (sim_monitor): Handle Densan monitor outbyte
2105 and inbyte functions.
2106
21071997-12-29 Felix Lee <flee@cygnus.com>
2108
2109 * interp.c (sim_engine_run): msvc cpp barfs on #if (a==b!=c).
2110
2111Wed Dec 17 14:48:20 1997 Jeffrey A Law (law@cygnus.com)
2112
2113 * Makefile.in (tmp-igen): Arrange for $zero to always be
2114 reset to zero after every instruction.
2115
2116Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2117
2118 * configure: Regenerated to track ../common/aclocal.m4 changes.
2119 * config.in: Ditto.
2120
2121Wed Dec 10 17:10:45 1997 Jeffrey A Law (law@cygnus.com)
2122
2123 * mips.igen (MSUB): Fix to work like MADD.
2124 * gencode.c (MSUB): Similarly.
2125
2126Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
2127
2128 * configure: Regenerated to track ../common/aclocal.m4 changes.
2129
2130Wed Nov 26 11:00:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2131
2132 * mips.igen (LWC1): Correct assembler - lwc1 not swc1.
2133
2134Sun Nov 23 01:45:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2135
2136 * sim-main.h (sim-fpu.h): Include.
2137
2138 * interp.c (convert, SquareRoot, Recip, Divide, Multiply, Sub,
2139 Add, Negate, AbsoluteValue, Equal, Less, Infinity, NaN): Rewrite
2140 using host independant sim_fpu module.
2141
2142Thu Nov 20 19:56:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2143
2144 * interp.c (signal_exception): Report internal errors with SIGABRT
2145 not SIGQUIT.
2146
2147 * sim-main.h (C0_CONFIG): New register.
2148 (signal.h): No longer include.
2149
2150 * interp.c (decode_coproc): Allow access C0_CONFIG to register.
2151
2152Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
2153
2154 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
2155
2156Fri Nov 14 11:56:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2157
2158 * mips.igen: Tag vr5000 instructions.
2159 (ANDI): Was missing mipsIV model, fix assembler syntax.
2160 (do_c_cond_fmt): New function.
2161 (C.cond.fmt): Handle mips I-III which do not support CC field
2162 separatly.
2163 (bc1): Handle mips IV which do not have a delaed FCC separatly.
2164 (SDR): Mask paddr when BigEndianMem, not the converse as specified
2165 in IV3.2 spec.
2166 (DMULT, DMULTU): Force use of hosts 64bit multiplication. Handle
2167 vr5000 which saves LO in a GPR separatly.
2168
2169 * configure.in (enable-sim-igen): For vr5000, select vr5000
2170 specific instructions.
2171 * configure: Re-generate.
2172
2173Wed Nov 12 14:42:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
2174
2175 * Makefile.in (SIM_OBJS): Add sim-fpu module.
2176
2177 * interp.c (store_fpr), sim-main.h: Add separate fmt_uninterpreted_32 and
2178 fmt_uninterpreted_64 bit cases to switch. Convert to
2179 fmt_formatted,
2180
2181 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Define,
2182
2183 * mips.igen (SWR): Mask paddr when BigEndianMem, not the converse
2184 as specified in IV3.2 spec.
2185 (MTC1, DMTC1): Call StoreFPR to store the GPR in the FPR.
2186
2187Tue Nov 11 12:38:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2188
2189 * mips.igen: Delay slot branches add OFFSET to NIA not CIA.
2190 (MFC0, MTC0, SWC1, LWC1, SDC1, LDC1): Implement.
2191 (MTC1, MFC1, DMTC1, DMFC1, CFC1, CTC1): Implement separate non
2192 PENDING_FILL versions of instructions. Simplify.
2193 (X): New function.
2194 (MULT, MULTU): Implement separate RD==0 and RD!=0 versions of
2195 instructions.
2196 (BEQZ, ..., SLT, SLTI, TLT, TLE, TLI, ...): Explicitly cast GPR to
2197 a signed value.
2198 (MTHI, MFHI): Disable code checking HI-LO.
2199
2200 * sim-main.h (dotrace,tracefh), interp.c: Make dotrace & tracefh
2201 global.
2202 (NULLIFY_NEXT_INSTRUCTION): Call dotrace.
2203
2204Thu Nov 6 16:36:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
2205
2206 * gencode.c (build_mips16_operands): Replace IPC with cia.
2207
2208 * interp.c (sim_monitor, signal_exception, cache_op, store_fpr,
2209 value_fpr, cop_ld, cop_lw, cop_sw, cop_sd, decode_coproc): Replace
2210 IPC to `cia'.
2211 (UndefinedResult): Replace function with macro/function
2212 combination.
2213 (sim_engine_run): Don't save PC in IPC.
2214
2215 * sim-main.h (IPC): Delete.
2216
2217
2218 * interp.c (signal_exception, store_word, load_word,
2219 address_translation, load_memory, store_memory, cache_op,
2220 prefetch, sync_operation, ifetch, value_fpr, store_fpr, convert,
2221 cop_lw, cop_ld, cop_sw, cop_sd, decode_coproc, sim_monitor): Add
2222 current instruction address - cia - argument.
2223 (sim_read, sim_write): Call address_translation directly.
2224 (sim_engine_run): Rename variable vaddr to cia.
2225 (signal_exception): Pass cia to sim_monitor
2226
2227 * sim-main.h (SignalException, LoadWord, StoreWord, CacheOp,
2228 Prefetch, SyncOperation, ValueFPR, StoreFPR, Convert, COP_LW,
2229 COP_LD, COP_SW, COP_SD, DecodeCoproc): Update.
2230
2231 * sim-main.h (SignalExceptionSimulatorFault): Delete definition.
2232 * interp.c (sim_open): Replace SignalExceptionSimulatorFault with
2233 SIM_ASSERT.
2234
2235 * interp.c (signal_exception): Pass restart address to
2236 sim_engine_restart.
2237
2238 * Makefile.in (semantics.o, engine.o, support.o, itable.o,
2239 idecode.o): Add dependency.
2240
2241 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESUME_HOOK):
2242 Delete definitions
2243 (DELAY_SLOT): Update NIA not PC with branch address.
2244 (NULLIFY_NEXT_INSTRUCTION): Set NIA to instruction after next.
2245
2246 * mips.igen: Use CIA not PC in branch calculations.
2247 (illegal): Call SignalException.
2248 (BEQ, ADDIU): Fix assembler.
2249
2250Wed Nov 5 12:19:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2251
2252 * m16.igen (JALX): Was missing.
2253
2254 * configure.in (enable-sim-igen): New configuration option.
2255 * configure: Re-generate.
2256
2257 * sim-main.h (MAX_INSNS, INSN_NAME): Define.
2258
2259 * interp.c (load_memory, store_memory): Delete parameter RAW.
2260 (sim_read, sim_write): Use sim_core_{read,write}_buffer directly
2261 bypassing {load,store}_memory.
2262
2263 * sim-main.h (ByteSwapMem): Delete definition.
2264
2265 * Makefile.in (SIM_OBJS): Add sim-memopt module.
2266
2267 * interp.c (sim_do_command, sim_commands): Delete mips specific
2268 commands. Handled by module sim-options.
2269
2270 * sim-main.h (SIM_HAVE_FLATMEM): Undefine, use sim-core.o module.
2271 (WITH_MODULO_MEMORY): Define.
2272
2273 * interp.c (sim_info): Delete code printing memory size.
2274
2275 * interp.c (mips_size): Nee sim_size, delete function.
2276 (power2): Delete.
2277 (monitor, monitor_base, monitor_size): Delete global variables.
2278 (sim_open, sim_close): Delete code creating monitor and other
2279 memory regions. Use sim-memopts module, via sim_do_commandf, to
2280 manage memory regions.
2281 (load_memory, store_memory): Use sim-core for memory model.
2282
2283 * interp.c (address_translation): Delete all memory map code
2284 except line forcing 32 bit addresses.
2285
2286Wed Nov 5 11:21:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2287
2288 * sim-main.h (WITH_TRACE): Delete definition. Enables common
2289 trace options.
2290
2291 * interp.c (logfh, logfile): Delete globals.
2292 (sim_open, sim_close): Delete code opening & closing log file.
2293 (mips_option_handler): Delete -l and -n options.
2294 (OPTION mips_options): Ditto.
2295
2296 * interp.c (OPTION mips_options): Rename option trace to dinero.
2297 (mips_option_handler): Update.
2298
2299Wed Nov 5 09:35:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2300
2301 * interp.c (fetch_str): New function.
2302 (sim_monitor): Rewrite using sim_read & sim_write.
2303 (sim_open): Check magic number.
2304 (sim_open): Write monitor vectors into memory using sim_write.
2305 (MONITOR_BASE, MONITOR_SIZE, MEM_SIZE): Define.
2306 (sim_read, sim_write): Simplify - transfer data one byte at a
2307 time.
2308 (load_memory, store_memory): Clarify meaning of parameter RAW.
2309
2310 * sim-main.h (isHOST): Defete definition.
2311 (isTARGET): Mark as depreciated.
2312 (address_translation): Delete parameter HOST.
2313
2314 * interp.c (address_translation): Delete parameter HOST.
2315
2316Wed Oct 29 11:13:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2317
2318 * mips.igen:
2319
2320 * Makefile.in (IGEN_INCLUDE): Files included by mips.igen.
2321 (tmp-igen, tmp-m16): Depend on IGEN_INCLUDE.
2322
2323Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
2324
2325 * mips.igen: Add model filter field to records.
2326
2327Mon Oct 27 17:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2328
2329 * Makefile.in (SIM_NO_CFLAGS): Define. Define WITH_IGEN=0.
2330
2331 interp.c (sim_engine_run): Do not compile function sim_engine_run
2332 when WITH_IGEN == 1.
2333
2334 * configure.in (sim_igen_flags, sim_m16_flags): Set according to
2335 target architecture.
2336
2337 Makefile.in (tmp-igen, tmp-m16): Drop -F and -M options to
2338 igen. Replace with configuration variables sim_igen_flags /
2339 sim_m16_flags.
2340
2341 * m16.igen: New file. Copy mips16 insns here.
2342 * mips.igen: From here.
2343
2344Mon Oct 27 13:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2345
2346 * Makefile.in (SIM_NO_OBJ): Define, move SIM_M16_OBJ, SIM_IGEN_OBJ
2347 to top.
2348 (tmp-igen, tmp-m16): Pass -I srcdir to igen.
2349
2350Sat Oct 25 16:51:40 1997 Gavin Koch <gavin@cygnus.com>
2351
2352 * gencode.c (build_instruction): Follow sim_write's lead in using
2353 BigEndianMem instead of !ByteSwapMem.
2354
2355Fri Oct 24 17:41:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
2356
2357 * configure.in (sim_gen): Dependent on target, select type of
2358 generator. Always select old style generator.
2359
2360 configure: Re-generate.
2361
2362 Makefile.in (tmp-igen, tmp-m16, clean-m16, clean-igen): New
2363 targets.
2364 (SIM_M16_CFLAGS, SIM_M16_ALL, SIM_M16_OBJ, BUILT_SRC_FROM_M16,
2365 SIM_IGEN_CFLAGS, SIM_IGEN_ALL, SIM_IGEN_OBJ, BUILT_SRC_FROM_IGEN,
2366 IGEN_TRACE, IGEN_INSN, IGEN_DC): Define
2367 (SIM_EXTRA_CFLAGS, SIM_EXTRA_ALL, SIM_OBJS): Add member
2368 SIM_@sim_gen@_*, set by autoconf.
2369
2370Wed Oct 22 12:52:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2371
2372 * sim-main.h (NULLIFY_NEXT_INSTRUCTION, DELAY_SLOT): Define.
2373
2374 * interp.c (ColdReset): Remove #ifdef HASFPU, check
2375 CURRENT_FLOATING_POINT instead.
2376
2377 * interp.c (ifetch32): New function. Fetch 32 bit instruction.
2378 (address_translation): Raise exception InstructionFetch when
2379 translation fails and isINSTRUCTION.
2380
2381 * interp.c (sim_open, sim_write, sim_monitor, store_word,
2382 sim_engine_run): Change type of of vaddr and paddr to
2383 address_word.
2384 (address_translation, prefetch, load_memory, store_memory,
2385 cache_op): Change type of vAddr and pAddr to address_word.
2386
2387 * gencode.c (build_instruction): Change type of vaddr and paddr to
2388 address_word.
2389
2390Mon Oct 20 15:29:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
2391
2392 * sim-main.h (ALU64_END, ALU32_END): Use ALU*_OVERFLOW_RESULT
2393 macro to obtain result of ALU op.
2394
2395Tue Oct 21 17:39:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2396
2397 * interp.c (sim_info): Call profile_print.
2398
2399Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2400
2401 * Makefile.in (SIM_OBJS): Add sim-profile.o module.
2402
2403 * sim-main.h (WITH_PROFILE): Do not define, defined in
2404 common/sim-config.h. Use sim-profile module.
2405 (simPROFILE): Delete defintion.
2406
2407 * interp.c (PROFILE): Delete definition.
2408 (mips_option_handler): Delete 'p', 'y' and 'x' profile options.
2409 (sim_close): Delete code writing profile histogram.
2410 (mips_set_profile, mips_set_profile_size, writeout16, writeout32):
2411 Delete.
2412 (sim_engine_run): Delete code profiling the PC.
2413
2414Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2415
2416 * sim-main.h (SIGNEXTEND): Force type of result to unsigned_word.
2417
2418 * interp.c (sim_monitor): Make register pointers of type
2419 unsigned_word*.
2420
2421 * sim-main.h: Make registers of type unsigned_word not
2422 signed_word.
2423
2424Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2425
2426 * interp.c (sync_operation): Rename from SyncOperation, make
2427 global, add SD argument.
2428 (prefetch): Rename from Prefetch, make global, add SD argument.
2429 (decode_coproc): Make global.
2430
2431 * sim-main.h (SyncOperation, DecodeCoproc, Pefetch): Define.
2432
2433 * gencode.c (build_instruction): Generate DecodeCoproc not
2434 decode_coproc calls.
2435
2436 * interp.c (SETFCC, GETFCC, PREVCOC1): Move to sim-main.h
2437 (SizeFGR): Move to sim-main.h
2438 (simHALTEX, simHALTIN, simTRACE, simPROFILE, simDELAYSLOT,
2439 simSIGINT, simJALDELAYSLOT): Move to sim-main.h
2440 (FP_FLAGS, FP_ENABLE, FP_CAUSE, IR, UF, OF, DZ, IO, UO): Move to
2441 sim-main.h.
2442 (FP_FS, FP_MASK_RM, FP_SH_RM, FP_RM_NEAREST, FP_RM_TOPINF,
2443 FP_RM_TOMINF, GETRM): Move to sim-main.h.
2444 (Uncached, CachedNoncoherent, CachedCoherent, Cached,
2445 isINSTRUCTION, ..., AccessLength_BYTE, ...): Move to sim-main.h.
2446 (UserMode, BigEndianMem, ByteSwapMem, ReverseEndian,
2447 BigEndianCPU, status_KSU_mask, ...). Moved to sim-main.h
2448
2449 * sim-main.h (ALU32_END, ALU64_END): Define. When overflow raise
2450 exception.
2451 (sim-alu.h): Include.
2452 (NULLIFY_NIA, NULL_CIA, CPU_CIA): Define.
2453 (sim_cia): Typedef to instruction_address.
2454
2455Thu Oct 16 10:31:41 1997 Andrew Cagney <cagney@b1.cygnus.com>
2456
2457 * Makefile.in (interp.o): Rename generated file engine.c to
2458 oengine.c.
2459
2460 * interp.c: Update.
2461
2462Thu Oct 16 10:31:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
2463
2464 * gencode.c (build_instruction): Use FPR_STATE not fpr_state.
2465
2466Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2467
2468 * gencode.c (build_instruction): For "FPSQRT", output correct
2469 number of arguments to Recip.
2470
2471Tue Oct 14 17:38:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
2472
2473 * Makefile.in (interp.o): Depends on sim-main.h
2474
2475 * interp.c (mips16_entry, ColdReset,dotrace): Add SD argument. Use GPR not registers.
2476
2477 * sim-main.h (sim_cpu): Add registers, register_widths, fpr_state,
2478 ipc, dspc, pending_*, hiaccess, loaccess, state, dsstate fields.
2479 (REGISTERS, REGISTER_WIDTHS, FPR_STATE, IPC, DSPC, PENDING_*,
2480 STATE, DSSTATE): Define
2481 (GPR, FGRIDX, ..): Define.
2482
2483 * interp.c (registers, register_widths, fpr_state, ipc, dspc,
2484 pending_*, hiaccess, loaccess, state, dsstate): Delete globals.
2485 (GPR, FGRIDX, ...): Delete macros.
2486
2487 * interp.c: Update names to match defines from sim-main.h
2488
2489Tue Oct 14 15:11:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
2490
2491 * interp.c (sim_monitor): Add SD argument.
2492 (sim_warning): Delete. Replace calls with calls to
2493 sim_io_eprintf.
2494 (sim_error): Delete. Replace calls with sim_io_error.
2495 (open_trace, writeout32, writeout16, getnum): Add SD argument.
2496 (mips_set_profile): Rename from sim_set_profile. Add SD argument.
2497 (mips_set_profile_size): Rename from sim_set_profile_size. Add SD
2498 argument.
2499 (mips_size): Rename from sim_size. Add SD argument.
2500
2501 * interp.c (simulator): Delete global variable.
2502 (callback): Delete global variable.
2503 (mips_option_handler, sim_open, sim_write, sim_read,
2504 sim_store_register, sim_fetch_register, sim_info, sim_do_command,
2505 sim_size,sim_monitor): Use sim_io_* not callback->*.
2506 (sim_open): ZALLOC simulator struct.
2507 (PROFILE): Do not define.
2508
2509Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2510
2511 * interp.c (sim_open), support.h: Replace CHECKSIM macro found in
2512 support.h with corresponding code.
2513
2514 * sim-main.h (word64, uword64), support.h: Move definition to
2515 sim-main.h.
2516 (WORD64LO, WORD64HI, SET64LO, SET64HI, WORD64, UWORD64): Ditto.
2517
2518 * support.h: Delete
2519 * Makefile.in: Update dependencies
2520 * interp.c: Do not include.
2521
2522Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2523
2524 * interp.c (address_translation, load_memory, store_memory,
2525 cache_op): Rename to from AddressTranslation et.al., make global,
2526 add SD argument
2527
2528 * sim-main.h (AddressTranslation, LoadMemory, StoreMemory,
2529 CacheOp): Define.
2530
2531 * interp.c (SignalException): Rename to signal_exception, make
2532 global.
2533
2534 * interp.c (Interrupt, ...): Move definitions to sim-main.h.
2535
2536 * sim-main.h (SignalException, SignalExceptionInterrupt,
2537 SignalExceptionInstructionFetch, SignalExceptionAddressStore,
2538 SignalExceptionAddressLoad, SignalExceptionSimulatorFault,
2539 SignalExceptionIntegerOverflow, SignalExceptionCoProcessorUnusable):
2540 Define.
2541
2542 * interp.c, support.h: Use.
2543
2544Tue Oct 14 13:19:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2545
2546 * interp.c (ValueFPR, StoreFPR), sim-main.h: Make global, rename
2547 to value_fpr / store_fpr. Add SD argument.
2548 (NaN, Infinity, Less, Equal, AbsoluteValue, Negate, Add, Sub,
2549 Multiply, Divide, Recip, SquareRoot, Convert): Make global.
2550
2551 * sim-main.h (ValueFPR, StoreFPR): Define.
2552
2553Tue Oct 14 13:06:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
2554
2555 * interp.c (sim_engine_run): Check consistency between configure
2556 WITH_TARGET_WORD_BITSIZE and WITH_FLOATING_POINT and gensim GPRLEN
2557 and HASFPU.
2558
2559 * configure.in (mips_bitsize): Configure WITH_TARGET_WORD_BITSIZE.
2560 (mips_fpu): Configure WITH_FLOATING_POINT.
2561 (mips_endian): Configure WITH_TARGET_ENDIAN.
2562 * configure: Update.
2563
2564Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2565
2566 * configure: Regenerated to track ../common/aclocal.m4 changes.
2567
2568Mon Sep 29 14:45:00 1997 Bob Manson <manson@charmed.cygnus.com>
2569
2570 * configure: Regenerated.
2571
2572Fri Sep 26 12:48:18 1997 Mark Alexander <marka@cygnus.com>
2573
2574 * interp.c: Allow Debug, DEPC, and EPC registers to be examined in GDB.
2575
2576Thu Sep 25 11:15:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2577
2578 * gencode.c (print_igen_insn_models): Assume certain architectures
2579 include all mips* instructions.
2580 (print_igen_insn_format): Use data_size==-1 as marker for MIPS16
2581 instruction.
2582
2583 * Makefile.in (tmp.igen): Add target. Generate igen input from
2584 gencode file.
2585
2586 * gencode.c (FEATURE_IGEN): Define.
2587 (main): Add --igen option. Generate output in igen format.
2588 (process_instructions): Format output according to igen option.
2589 (print_igen_insn_format): New function.
2590 (print_igen_insn_models): New function.
2591 (process_instructions): Only issue warnings and ignore
2592 instructions when no FEATURE_IGEN.
2593
2594Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2595
2596 * interp.c (COP_SD, COP_LD): Add UNUSED to pacify GCC for some
2597 MIPS targets.
2598
2599Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2600
2601 * configure: Regenerated to track ../common/aclocal.m4 changes.
2602
2603Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
2604
2605 * Makefile.in (SIM_ALIGNMENT, SIM_ENDIAN, SIM_HOSTENDIAN,
2606 SIM_RESERVED_BITS): Delete, moved to common.
2607 (SIM_EXTRA_CFLAGS): Update.
2608
2609Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2610
2611 * configure.in: Configure non-strict memory alignment.
2612 * configure: Regenerated to track ../common/aclocal.m4 changes.
2613
2614Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
2615
2616 * configure: Regenerated to track ../common/aclocal.m4 changes.
2617
2618Sat Sep 20 14:07:28 1997 Gavin Koch <gavin@cygnus.com>
2619
2620 * gencode.c (SDBBP,DERET): Added (3900) insns.
2621 (RFE): Turn on for 3900.
2622 * interp.c (DebugBreakPoint,DEPC,Debug,Debug_*): Added.
2623 (dsstate): Made global.
2624 (SUBTARGET_R3900): Added.
2625 (CANCELDELAYSLOT): New.
2626 (SignalException): Ignore SystemCall rather than ignore and
2627 terminate. Add DebugBreakPoint handling.
2628 (decode_coproc): New insns RFE, DERET; and new registers Debug
2629 and DEPC protected by SUBTARGET_R3900.
2630 (sim_engine_run): Use CANCELDELAYSLOT rather than clearing
2631 bits explicitly.
2632 * Makefile.in,configure.in: Add mips subtarget option.
2633 * configure: Update.
2634
2635Fri Sep 19 09:33:27 1997 Gavin Koch <gavin@cygnus.com>
2636
2637 * gencode.c: Add r3900 (tx39).
2638
2639
2640Tue Sep 16 15:52:04 1997 Gavin Koch <gavin@cygnus.com>
2641
2642 * gencode.c (build_instruction): Don't need to subtract 4 for
2643 JALR, just 2.
2644
2645Tue Sep 16 11:32:28 1997 Gavin Koch <gavin@cygnus.com>
2646
2647 * interp.c: Correct some HASFPU problems.
2648
2649Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
2650
2651 * configure: Regenerated to track ../common/aclocal.m4 changes.
2652
2653Fri Sep 12 12:01:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2654
2655 * interp.c (mips_options): Fix samples option short form, should
2656 be `x'.
2657
2658Thu Sep 11 09:35:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
2659
2660 * interp.c (sim_info): Enable info code. Was just returning.
2661
2662Tue Sep 9 17:30:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2663
2664 * interp.c (decode_coproc): Clarify warning about unsuported MTC0,
2665 MFC0.
2666
2667Tue Sep 9 16:28:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
2668
2669 * gencode.c (build_instruction): Use SIGNED64 for 64 bit
2670 constants.
2671 (build_instruction): Ditto for LL.
2672
2673Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
2674
2675 * configure: Regenerated to track ../common/aclocal.m4 changes.
2676
2677Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2678
2679 * configure: Regenerated to track ../common/aclocal.m4 changes.
2680 * config.in: Ditto.
2681
2682Wed Aug 27 14:12:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
2683
2684 * interp.c (sim_open): Add call to sim_analyze_program, update
2685 call to sim_config.
2686
2687Tue Aug 26 10:40:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
2688
2689 * interp.c (sim_kill): Delete.
2690 (sim_create_inferior): Add ABFD argument. Set PC from same.
2691 (sim_load): Move code initializing trap handlers from here.
2692 (sim_open): To here.
2693 (sim_load): Delete, use sim-hload.c.
2694
2695 * Makefile.in (SIM_OBJS): Add sim-hload.o module.
2696
2697Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2698
2699 * configure: Regenerated to track ../common/aclocal.m4 changes.
2700 * config.in: Ditto.
2701
2702Mon Aug 25 15:59:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2703
2704 * interp.c (sim_open): Add ABFD argument.
2705 (sim_load): Move call to sim_config from here.
2706 (sim_open): To here. Check return status.
2707
2708Fri Jul 25 15:00:45 1997 Gavin Koch <gavin@cygnus.com>
2709
2710 * gencode.c (build_instruction): Two arg MADD should
2711 not assign result to $0.
2712
2713Thu Jun 26 12:13:17 1997 Angela Marie Thomas (angela@cygnus.com)
2714
2715 * sim/mips/configure: Change default_sim_endian to 0 (bi-endian)
2716 * sim/mips/configure.in: Regenerate.
2717
2718Wed Jul 9 10:29:21 1997 Andrew Cagney <cagney@critters.cygnus.com>
2719
2720 * interp.c (SUB_REG_UW, SUB_REG_SW, SUB_REG_*): Use more explicit
2721 signed8, unsigned8 et.al. types.
2722
2723 * interp.c (SUB_REG_FETCH): Handle both little and big endian
2724 hosts when selecting subreg.
2725
2726Wed Jul 2 11:54:10 1997 Jeffrey A Law (law@cygnus.com)
2727
2728 * interp.c (sim_engine_run): Reset the ZERO register to zero
2729 regardless of FEATURE_WARN_ZERO.
2730 * gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
2731
2732Wed Jun 4 10:43:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2733
2734 * interp.c (decode_coproc): Implement MTC0 N, CAUSE.
2735 (SignalException): For BreakPoints ignore any mode bits and just
2736 save the PC.
2737 (SignalException): Always set the CAUSE register.
2738
2739Tue Jun 3 05:00:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
2740
2741 * interp.c (SignalException): Clear the simDELAYSLOT flag when an
2742 exception has been taken.
2743
2744 * interp.c: Implement the ERET and mt/f sr instructions.
2745
2746Sat May 31 00:44:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
2747
2748 * interp.c (SignalException): Don't bother restarting an
2749 interrupt.
2750
2751Fri May 30 23:41:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2752
2753 * interp.c (SignalException): Really take an interrupt.
2754 (interrupt_event): Only deliver interrupts when enabled.
2755
2756Tue May 27 20:08:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2757
2758 * interp.c (sim_info): Only print info when verbose.
2759 (sim_info) Use sim_io_printf for output.
2760
2761Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2762
2763 * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
2764 mips architectures.
2765
2766Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2767
2768 * interp.c (sim_do_command): Check for common commands if a
2769 simulator specific command fails.
2770
2771Thu May 22 09:32:03 1997 Gavin Koch <gavin@cygnus.com>
2772
2773 * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
2774 and simBE when DEBUG is defined.
2775
2776Wed May 21 09:08:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
2777
2778 * interp.c (interrupt_event): New function. Pass exception event
2779 onto exception handler.
2780
2781 * configure.in: Check for stdlib.h.
2782 * configure: Regenerate.
2783
2784 * gencode.c (build_instruction): Add UNUSED attribute to tempS
2785 variable declaration.
2786 (build_instruction): Initialize memval1.
2787 (build_instruction): Add UNUSED attribute to byte, bigend,
2788 reverse.
2789 (build_operands): Ditto.
2790
2791 * interp.c: Fix GCC warnings.
2792 (sim_get_quit_code): Delete.
2793
2794 * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
2795 * Makefile.in: Ditto.
2796 * configure: Re-generate.
2797
2798 * Makefile.in (SIM_OBJS): Add sim-watch.o module.
2799
2800Tue May 20 15:08:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2801
2802 * interp.c (mips_option_handler): New function parse argumes using
2803 sim-options.
2804 (myname): Replace with STATE_MY_NAME.
2805 (sim_open): Delete check for host endianness - performed by
2806 sim_config.
2807 (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
2808 (sim_open): Move much of the initialization from here.
2809 (sim_load): To here. After the image has been loaded and
2810 endianness set.
2811 (sim_open): Move ColdReset from here.
2812 (sim_create_inferior): To here.
2813 (sim_open): Make FP check less dependant on host endianness.
2814
2815 * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
2816 run.
2817 * interp.c (sim_set_callbacks): Delete.
2818
2819 * interp.c (membank, membank_base, membank_size): Replace with
2820 STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
2821 (sim_open): Remove call to callback->init. gdb/run do this.
2822
2823 * interp.c: Update
2824
2825 * sim-main.h (SIM_HAVE_FLATMEM): Define.
2826
2827 * interp.c (big_endian_p): Delete, replaced by
2828 current_target_byte_order.
2829
2830Tue May 20 13:55:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2831
2832 * interp.c (host_read_long, host_read_word, host_swap_word,
2833 host_swap_long): Delete. Using common sim-endian.
2834 (sim_fetch_register, sim_store_register): Use H2T.
2835 (pipeline_ticks): Delete. Handled by sim-events.
2836 (sim_info): Update.
2837 (sim_engine_run): Update.
2838
2839Tue May 20 13:42:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
2840
2841 * interp.c (sim_stop_reason): Move code determining simEXCEPTION
2842 reason from here.
2843 (SignalException): To here. Signal using sim_engine_halt.
2844 (sim_stop_reason): Delete, moved to common.
2845
2846Tue May 20 10:19:48 1997 Andrew Cagney <cagney@b2.cygnus.com>
2847
2848 * interp.c (sim_open): Add callback argument.
2849 (sim_set_callbacks): Delete SIM_DESC argument.
2850 (sim_size): Ditto.
2851
2852Mon May 19 18:20:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2853
2854 * Makefile.in (SIM_OBJS): Add common modules.
2855
2856 * interp.c (sim_set_callbacks): Also set SD callback.
2857 (set_endianness, xfer_*, swap_*): Delete.
2858 (host_read_word, host_read_long, host_swap_word, host_swap_long):
2859 Change to functions using sim-endian macros.
2860 (control_c, sim_stop): Delete, use common version.
2861 (simulate): Convert into.
2862 (sim_engine_run): This function.
2863 (sim_resume): Delete.
2864
2865 * interp.c (simulation): New variable - the simulator object.
2866 (sim_kind): Delete global - merged into simulation.
2867 (sim_load): Cleanup. Move PC assignment from here.
2868 (sim_create_inferior): To here.
2869
2870 * sim-main.h: New file.
2871 * interp.c (sim-main.h): Include.
2872
2873Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
2874
2875 * configure: Regenerated to track ../common/aclocal.m4 changes.
2876
2877Wed Apr 23 17:32:19 1997 Doug Evans <dje@canuck.cygnus.com>
2878
2879 * tconfig.in (SIM_HAVE_BIENDIAN): Define.
2880
2881Mon Apr 21 17:16:13 1997 Gavin Koch <gavin@cygnus.com>
2882
2883 * gencode.c (build_instruction): DIV instructions: check
2884 for division by zero and integer overflow before using
2885 host's division operation.
2886
2887Thu Apr 17 03:18:14 1997 Doug Evans <dje@canuck.cygnus.com>
2888
2889 * Makefile.in (SIM_OBJS): Add sim-load.o.
2890 * interp.c: #include bfd.h.
2891 (target_byte_order): Delete.
2892 (sim_kind, myname, big_endian_p): New static locals.
2893 (sim_open): Set sim_kind, myname. Move call to set_endianness to
2894 after argument parsing. Recognize -E arg, set endianness accordingly.
2895 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
2896 load file into simulator. Set PC from bfd.
2897 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
2898 (set_endianness): Use big_endian_p instead of target_byte_order.
2899
2900Wed Apr 16 17:55:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
2901
2902 * interp.c (sim_size): Delete prototype - conflicts with
2903 definition in remote-sim.h. Correct definition.
2904
2905Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2906
2907 * configure: Regenerated to track ../common/aclocal.m4 changes.
2908 * config.in: Ditto.
2909
2910Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
2911
2912 * interp.c (sim_open): New arg `kind'.
2913
2914 * configure: Regenerated to track ../common/aclocal.m4 changes.
2915
2916Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2917
2918 * configure: Regenerated to track ../common/aclocal.m4 changes.
2919
2920Tue Mar 25 11:38:22 1997 Doug Evans <dje@canuck.cygnus.com>
2921
2922 * interp.c (sim_open): Set optind to 0 before calling getopt.
2923
2924Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2925
2926 * configure: Regenerated to track ../common/aclocal.m4 changes.
2927
2928Mon Mar 17 10:52:59 1997 Gavin Koch <gavin@cetus.cygnus.com>
2929
2930 * interp.c : Replace uses of pr_addr with pr_uword64
2931 where the bit length is always 64 independent of SIM_ADDR.
2932 (pr_uword64) : added.
2933
2934Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2935
2936 * configure: Re-generate.
2937
2938Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
2939
2940 * configure: Regenerate to track ../common/aclocal.m4 changes.
2941
2942Thu Mar 13 12:51:36 1997 Doug Evans <dje@canuck.cygnus.com>
2943
2944 * interp.c (sim_open): New SIM_DESC result. Argument is now
2945 in argv form.
2946 (other sim_*): New SIM_DESC argument.
2947
2948Mon Feb 24 22:47:14 1997 Dawn Perchik <dawn@cygnus.com>
2949
2950 * interp.c: Fix printing of addresses for non-64-bit targets.
2951 (pr_addr): Add function to print address based on size.
2952
2953Wed Feb 19 14:42:09 1997 Mark Alexander <marka@cygnus.com>
2954
2955 * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
2956
2957Thu Feb 13 14:08:30 1997 Ian Lance Taylor <ian@cygnus.com>
2958
2959 * gencode.c (build_mips16_operands): Correct computation of base
2960 address for extended PC relative instruction.
2961
2962Thu Feb 6 17:16:15 1997 Ian Lance Taylor <ian@cygnus.com>
2963
2964 * interp.c (mips16_entry): Add support for floating point cases.
2965 (SignalException): Pass floating point cases to mips16_entry.
2966 (ValueFPR): Don't restrict fmt_single and fmt_word to even
2967 registers.
2968 (StoreFPR): Likewise. Also, don't clobber fpr + 1 for fmt_single
2969 or fmt_word.
2970 (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
2971 and then set the state to fmt_uninterpreted.
2972 (COP_SW): Temporarily set the state to fmt_word while calling
2973 ValueFPR.
2974
2975Tue Feb 4 16:48:25 1997 Ian Lance Taylor <ian@cygnus.com>
2976
2977 * gencode.c (build_instruction): The high order may be set in the
2978 comparison flags at any ISA level, not just ISA 4.
2979
2980Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
2981
2982 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
2983 COMMON_{PRE,POST}_CONFIG_FRAG instead.
2984 * configure.in: sinclude ../common/aclocal.m4.
2985 * configure: Regenerated.
2986
2987Fri Jan 31 11:11:45 1997 Ian Lance Taylor <ian@cygnus.com>
2988
2989 * configure: Rebuild after change to aclocal.m4.
2990
2991Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
2992
2993 * configure configure.in Makefile.in: Update to new configure
2994 scheme which is more compatible with WinGDB builds.
2995 * configure.in: Improve comment on how to run autoconf.
2996 * configure: Re-run autoconf to get new ../common/aclocal.m4.
2997 * Makefile.in: Use autoconf substitution to install common
2998 makefile fragment.
2999
3000Wed Jan 8 12:39:03 1997 Jim Wilson <wilson@cygnus.com>
3001
3002 * gencode.c (build_instruction): Use BigEndianCPU instead of
3003 ByteSwapMem.
3004
3005Thu Jan 02 22:23:04 1997 Mark Alexander <marka@cygnus.com>
3006
3007 * interp.c (sim_monitor): Make output to stdout visible in
3008 wingdb's I/O log window.
3009
3010Tue Dec 31 07:04:00 1996 Mark Alexander <marka@cygnus.com>
3011
3012 * support.h: Undo previous change to SIGTRAP
3013 and SIGQUIT values.
3014
3015Mon Dec 30 17:36:06 1996 Ian Lance Taylor <ian@cygnus.com>
3016
3017 * interp.c (store_word, load_word): New static functions.
3018 (mips16_entry): New static function.
3019 (SignalException): Look for mips16 entry and exit instructions.
3020 (simulate): Use the correct index when setting fpr_state after
3021 doing a pending move.
3022
3023Sun Dec 29 09:37:18 1996 Mark Alexander <marka@cygnus.com>
3024
3025 * interp.c: Fix byte-swapping code throughout to work on
3026 both little- and big-endian hosts.
3027
3028Sun Dec 29 09:18:32 1996 Mark Alexander <marka@cygnus.com>
3029
3030 * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
3031 with gdb/config/i386/xm-windows.h.
3032
3033Fri Dec 27 22:48:51 1996 Mark Alexander <marka@cygnus.com>
3034
3035 * gencode.c (build_instruction): Work around MSVC++ code gen bug
3036 that messes up arithmetic shifts.
3037
3038Fri Dec 20 11:04:05 1996 Stu Grossman (grossman@critters.cygnus.com)
3039
3040 * support.h: Use _WIN32 instead of __WIN32__. Also add defs for
3041 SIGTRAP and SIGQUIT for _WIN32.
3042
3043Thu Dec 19 14:07:27 1996 Ian Lance Taylor <ian@cygnus.com>
3044
3045 * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
3046 force a 64 bit multiplication.
3047 (build_instruction) [OR]: In mips16 mode, don't do anything if the
3048 destination register is 0, since that is the default mips16 nop
3049 instruction.
3050
3051Mon Dec 16 14:59:38 1996 Ian Lance Taylor <ian@cygnus.com>
3052
3053 * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
3054 (build_endian_shift): Don't check proc64.
3055 (build_instruction): Always set memval to uword64. Cast op2 to
3056 uword64 when shifting it left in memory instructions. Always use
3057 the same code for stores--don't special case proc64.
3058
3059 * gencode.c (build_mips16_operands): Fix base PC value for PC
3060 relative operands.
3061 (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
3062 jal instruction.
3063 * interp.c (simJALDELAYSLOT): Define.
3064 (JALDELAYSLOT): Define.
3065 (INDELAYSLOT, INJALDELAYSLOT): Define.
3066 (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
3067
3068Tue Dec 24 22:11:20 1996 Angela Marie Thomas (angela@cygnus.com)
3069
3070 * interp.c (sim_open): add flush_cache as a PMON routine
3071 (sim_monitor): handle flush_cache by ignoring it
3072
3073Wed Dec 11 13:53:51 1996 Jim Wilson <wilson@cygnus.com>
3074
3075 * gencode.c (build_instruction): Use !ByteSwapMem instead of
3076 BigEndianMem.
3077 * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
3078 (BigEndianMem): Rename to ByteSwapMem and change sense.
3079 (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
3080 BigEndianMem references to !ByteSwapMem.
3081 (set_endianness): New function, with prototype.
3082 (sim_open): Call set_endianness.
3083 (sim_info): Use simBE instead of BigEndianMem.
3084 (xfer_direct_word, xfer_direct_long, swap_direct_word,
3085 swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
3086 xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
3087 ifdefs, keeping the prototype declaration.
3088 (swap_word): Rewrite correctly.
3089 (ColdReset): Delete references to CONFIG. Delete endianness related
3090 code; moved to set_endianness.
3091
3092Tue Dec 10 11:32:04 1996 Jim Wilson <wilson@cygnus.com>
3093
3094 * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
3095 * interp.c (CHECKHILO): Define away.
3096 (simSIGINT): New macro.
3097 (membank_size): Increase from 1MB to 2MB.
3098 (control_c): New function.
3099 (sim_resume): Rename parameter signal to signal_number. Add local
3100 variable prev. Call signal before and after simulate.
3101 (sim_stop_reason): Add simSIGINT support.
3102 (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
3103 functions always.
3104 (sim_warning): Delete call to SignalException. Do call printf_filtered
3105 if logfh is NULL.
3106 (AddressTranslation): Add #ifdef DEBUG around debugging message and
3107 a call to sim_warning.
3108
3109Wed Nov 27 11:53:50 1996 Ian Lance Taylor <ian@cygnus.com>
3110
3111 * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
3112 16 bit instructions.
3113
3114Tue Nov 26 11:53:12 1996 Ian Lance Taylor <ian@cygnus.com>
3115
3116 Add support for mips16 (16 bit MIPS implementation):
3117 * gencode.c (inst_type): Add mips16 instruction encoding types.
3118 (GETDATASIZEINSN): Define.
3119 (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv. Add
3120 jalx. Add LEFT flag to mfhi and mflo. Add RIGHT flag to mthi and
3121 mtlo.
3122 (MIPS16_DECODE): New table, for mips16 instructions.
3123 (bitmap_val): New static function.
3124 (struct mips16_op): Define.
3125 (mips16_op_table): New table, for mips16 operands.
3126 (build_mips16_operands): New static function.
3127 (process_instructions): If PC is odd, decode a mips16
3128 instruction. Break out instruction handling into new
3129 build_instruction function.
3130 (build_instruction): New static function, broken out of
3131 process_instructions. Check modifiers rather than flags for SHIFT
3132 bit count and m[ft]{hi,lo} direction.
3133 (usage): Pass program name to fprintf.
3134 (main): Remove unused variable this_option_optind. Change
3135 ``*loptarg++'' to ``loptarg++''.
3136 (my_strtoul): Parenthesize && within ||.
3137 * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
3138 (simulate): If PC is odd, fetch a 16 bit instruction, and
3139 increment PC by 2 rather than 4.
3140 * configure.in: Add case for mips16*-*-*.
3141 * configure: Rebuild.
3142
3143Fri Nov 22 08:49:36 1996 Mark Alexander <marka@cygnus.com>
3144
3145 * interp.c: Allow -t to enable tracing in standalone simulator.
3146 Fix garbage output in trace file and error messages.
3147
3148Wed Nov 20 01:54:37 1996 Doug Evans <dje@canuck.cygnus.com>
3149
3150 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
3151 (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
3152 * configure.in: Simplify using macros in ../common/aclocal.m4.
3153 * configure: Regenerated.
3154 * tconfig.in: New file.
3155
3156Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
3157
3158 * interp.c: Fix bugs in 64-bit port.
3159 Use ansi function declarations for msvc compiler.
3160 Initialize and test file pointer in trace code.
3161 Prevent duplicate definition of LAST_EMED_REGNUM.
3162
3163Tue Oct 15 11:07:06 1996 Mark Alexander <marka@cygnus.com>
3164
3165 * interp.c (xfer_big_long): Prevent unwanted sign extension.
3166
3167Thu Sep 26 17:35:00 1996 James G. Smith <jsmith@cygnus.co.uk>
3168
3169 * interp.c (SignalException): Check for explicit terminating
3170 breakpoint value.
3171 * gencode.c: Pass instruction value through SignalException()
3172 calls for Trap, Breakpoint and Syscall.
3173
3174Thu Sep 26 11:35:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3175
3176 * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
3177 only used on those hosts that provide it.
3178 * configure.in: Add sqrt() to list of functions to be checked for.
3179 * config.in: Re-generated.
3180 * configure: Re-generated.
3181
3182Fri Sep 20 15:47:12 1996 Ian Lance Taylor <ian@cygnus.com>
3183
3184 * gencode.c (process_instructions): Call build_endian_shift when
3185 expanding STORE RIGHT, to fix swr.
3186 * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
3187 clear the high bits.
3188 * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
3189 Fix float to int conversions to produce signed values.
3190
3191Thu Sep 19 15:34:17 1996 Ian Lance Taylor <ian@cygnus.com>
3192
3193 * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
3194 (process_instructions): Correct handling of nor instruction.
3195 Correct shift count for 32 bit shift instructions. Correct sign
3196 extension for arithmetic shifts to not shift the number of bits in
3197 the type. Fix 64 bit multiply high word calculation. Fix 32 bit
3198 unsigned multiply. Fix ldxc1 and friends to use coprocessor 1.
3199 Fix madd.
3200 * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
3201 It's OK to have a mult follow a mult. What's not OK is to have a
3202 mult follow an mfhi.
3203 (Convert): Comment out incorrect rounding code.
3204
3205Mon Sep 16 11:38:16 1996 James G. Smith <jsmith@cygnus.co.uk>
3206
3207 * interp.c (sim_monitor): Improved monitor printf
3208 simulation. Tidied up simulator warnings, and added "--log" option
3209 for directing warning message output.
3210 * gencode.c: Use sim_warning() rather than WARNING macro.
3211
3212Thu Aug 22 15:03:12 1996 Ian Lance Taylor <ian@cygnus.com>
3213
3214 * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
3215 getopt1.o, rather than on gencode.c. Link objects together.
3216 Don't link against -liberty.
3217 (gencode.o, getopt.o, getopt1.o): New targets.
3218 * gencode.c: Include <ctype.h> and "ansidecl.h".
3219 (AND): Undefine after including "ansidecl.h".
3220 (ULONG_MAX): Define if not defined.
3221 (OP_*): Don't define macros; now defined in opcode/mips.h.
3222 (main): Call my_strtoul rather than strtoul.
3223 (my_strtoul): New static function.
3224
3225Wed Jul 17 18:12:38 1996 Stu Grossman (grossman@critters.cygnus.com)
3226
3227 * gencode.c (process_instructions): Generate word64 and uword64
3228 instead of `long long' and `unsigned long long' data types.
3229 * interp.c: #include sysdep.h to get signals, and define default
3230 for SIGBUS.
3231 * (Convert): Work around for Visual-C++ compiler bug with type
3232 conversion.
3233 * support.h: Make things compile under Visual-C++ by using
3234 __int64 instead of `long long'. Change many refs to long long
3235 into word64/uword64 typedefs.
3236
3237Wed Jun 26 12:24:55 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
3238
3239 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
3240 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
3241 (docdir): Removed.
3242 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
3243 (AC_PROG_INSTALL): Added.
3244 (AC_PROG_CC): Moved to before configure.host call.
3245 * configure: Rebuilt.
3246
3247Wed Jun 5 08:28:13 1996 James G. Smith <jsmith@cygnus.co.uk>
3248
3249 * configure.in: Define @SIMCONF@ depending on mips target.
3250 * configure: Rebuild.
3251 * Makefile.in (run): Add @SIMCONF@ to control simulator
3252 construction.
3253 * gencode.c: Change LOADDRMASK to 64bit memory model only.
3254 * interp.c: Remove some debugging, provide more detailed error
3255 messages, update memory accesses to use LOADDRMASK.
3256
3257Mon Jun 3 11:55:03 1996 Ian Lance Taylor <ian@cygnus.com>
3258
3259 * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
3260 AC_CHECK_LIB, and AC_CHECK_FUNCS. Change AC_OUTPUT to set
3261 stamp-h.
3262 * configure: Rebuild.
3263 * config.in: New file, generated by autoheader.
3264 * interp.c: Include "config.h". Include <stdlib.h>, <string.h>,
3265 and <strings.h> if they exist. Replace #ifdef sun with #ifdef
3266 HAVE_ANINT and HAVE_AINT, as appropriate.
3267 * Makefile.in (run): Use @LIBS@ rather than -lm.
3268 (interp.o): Depend upon config.h.
3269 (Makefile): Just rebuild Makefile.
3270 (clean): Remove stamp-h.
3271 (mostlyclean): Make the same as clean, not as distclean.
3272 (config.h, stamp-h): New targets.
3273
3274Fri May 10 00:41:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3275
3276 * interp.c (ColdReset): Fix boolean test. Make all simulator
3277 globals static.
3278
3279Wed May 8 15:12:58 1996 James G. Smith <jsmith@cygnus.co.uk>
3280
3281 * interp.c (xfer_direct_word, xfer_direct_long,
3282 swap_direct_word, swap_direct_long, xfer_big_word,
3283 xfer_big_long, xfer_little_word, xfer_little_long,
3284 swap_word,swap_long): Added.
3285 * interp.c (ColdReset): Provide function indirection to
3286 host<->simulated_target transfer routines.
3287 * interp.c (sim_store_register, sim_fetch_register): Updated to
3288 make use of indirected transfer routines.
3289
3290Fri Apr 19 15:48:24 1996 James G. Smith <jsmith@cygnus.co.uk>
3291
3292 * gencode.c (process_instructions): Ensure FP ABS instruction
3293 recognised.
3294 * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
3295 system call support.
3296
3297Wed Apr 10 09:51:38 1996 James G. Smith <jsmith@cygnus.co.uk>
3298
3299 * interp.c (sim_do_command): Complain if callback structure not
3300 initialised.
3301
3302Thu Mar 28 13:50:51 1996 James G. Smith <jsmith@cygnus.co.uk>
3303
3304 * interp.c (Convert): Provide round-to-nearest and round-to-zero
3305 support for Sun hosts.
3306 * Makefile.in (gencode): Ensure the host compiler and libraries
3307 used for cross-hosted build.
3308
3309Wed Mar 27 14:42:12 1996 James G. Smith <jsmith@cygnus.co.uk>
3310
3311 * interp.c, gencode.c: Some more (TODO) tidying.
3312
3313Thu Mar 7 11:19:33 1996 James G. Smith <jsmith@cygnus.co.uk>
3314
3315 * gencode.c, interp.c: Replaced explicit long long references with
3316 WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
3317 * support.h (SET64LO, SET64HI): Macros added.
3318
3319Wed Feb 21 12:16:21 1996 Ian Lance Taylor <ian@cygnus.com>
3320
3321 * configure: Regenerate with autoconf 2.7.
3322
3323Tue Jan 30 08:48:18 1996 Fred Fish <fnf@cygnus.com>
3324
3325 * interp.c (LoadMemory): Enclose text following #endif in /* */.
3326 * support.h: Remove superfluous "1" from #if.
3327 * support.h (CHECKSIM): Remove stray 'a' at end of line.
3328
3329Mon Dec 4 11:44:40 1995 Jamie Smith <jsmith@cygnus.com>
3330
3331 * interp.c (StoreFPR): Control UndefinedResult() call on
3332 WARN_RESULT manifest.
3333
3334Fri Dec 1 16:37:19 1995 James G. Smith <jsmith@cygnus.co.uk>
3335
3336 * gencode.c: Tidied instruction decoding, and added FP instruction
3337 support.
3338
3339 * interp.c: Added dineroIII, and BSD profiling support. Also
3340 run-time FP handling.
3341
3342Sun Oct 22 00:57:18 1995 James G. Smith <jsmith@pasanda.cygnus.co.uk>
3343
3344 * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
3345 gencode.c, interp.c, support.h: created.