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sim: testsuite: regenerate configure
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31b28250
HPN
12011-07-08 Hans-Peter Nilsson <hp@axis.com>
2
3faa01e3
HPN
3 * Makefile.in ($(SIM_MULTI_OBJ)): Depend on sim-main.h
4 $(SIM_EXTRA_DEPS).
5 (tmp-mach-multi): Exit early when igen fails.
31b28250 6
2419798b
MF
72011-07-05 Mike Frysinger <vapier@gentoo.org>
8
9 * interp.c (sim_do_command): Delete.
10
d79fe0d6
MF
112011-02-14 Mike Frysinger <vapier@gentoo.org>
12
13 * dv-tx3904sio.c (tx3904sio_fifo_push): Change zfree to free.
14 (tx3904sio_fifo_reset): Likewise.
15 * interp.c (sim_monitor): Likewise.
16
5558e7e6
MF
172010-04-14 Mike Frysinger <vapier@gentoo.org>
18
19 * interp.c (sim_write): Add const to buffer arg.
20
35aafff4
JB
212010-01-18 Masaki Muranaka <monaka@monami-software.com> (tiny change)
22
23 * interp.c: Don't include sysdep.h
24
3725885a
RW
252010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26
27 * configure: Regenerate.
28
d6416cdc
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292009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30
81ecdfbb
RW
31 * config.in: Regenerate.
32 * configure: Likewise.
33
d6416cdc
RW
34 * configure: Regenerate.
35
b5bd9624
HPN
362008-07-11 Hans-Peter Nilsson <hp@axis.com>
37
38 * configure: Regenerate to track ../common/common.m4 changes.
39 * config.in: Ditto.
40
6efef468
JM
412008-06-06 Vladimir Prus <vladimir@codesourcery.com>
42 Daniel Jacobowitz <dan@codesourcery.com>
43 Joseph Myers <joseph@codesourcery.com>
44
45 * configure: Regenerate.
46
60dc88db
RS
472007-10-22 Richard Sandiford <rsandifo@nildram.co.uk>
48
49 * mips.igen (check_fmt_p): Provide a separate mips32r2 definition
50 that unconditionally allows fmt_ps.
51 (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL, CVT.S.PU)
52 (FLOOR.L.fmt, LWXC1, MADD.fmt, MSUB.fmt, NMADD.fmt, NMSUB.fmt)
53 (PLL.PS, PLU.PS, PUL.PS, PUU.PS, ROUND.L.fmt, TRUNC.L.fmt): Change
54 filter from 64,f to 32,f.
55 (PREFX): Change filter from 64 to 32.
56 (LDXC1, LUXC1): Provide separate mips32r2 implementations
57 that use do_load_double instead of do_load. Make both LUXC1
58 versions unpredictable if SizeFGR () != 64.
59 (SDXC1, SUXC1): Extend to mips32r2, using do_store_double
60 instead of do_store. Remove unused variable. Make both SUXC1
61 versions unpredictable if SizeFGR () != 64.
62
599ca73e
RS
632007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
64
65 * mips.igen (ll): Fix mask for WITH_TARGET_WORD_BITSIZE == 32.
66 (sc, swxc1): Likewise. Also fix big-endian and reverse-endian
67 shifts for that case.
68
2525df03
NC
692007-09-04 Nick Clifton <nickc@redhat.com>
70
71 * interp.c (options enum): Add OPTION_INFO_MEMORY.
72 (display_mem_info): New static variable.
73 (mips_option_handler): Handle OPTION_INFO_MEMORY.
74 (mips_options): Add info-memory and memory-info.
75 (sim_open): After processing the command line and board
76 specification, check display_mem_info. If it is set then
77 call the real handler for the --memory-info command line
78 switch.
79
35ee6e1e
JB
802007-08-24 Joel Brobecker <brobecker@adacore.com>
81
82 * configure.ac: Change license of multi-run.c to GPL version 3.
83 * configure: Regenerate.
84
d5fb0879
RS
852007-06-28 Richard Sandiford <richard@codesourcery.com>
86
87 * configure.ac, configure: Revert last patch.
88
2a2ce21b
RS
892007-06-26 Richard Sandiford <richard@codesourcery.com>
90
91 * configure.ac (sim_mipsisa3264_configs): New variable.
92 (mipsis32*-*-, mipsisa32r2*-*-*, mips64*-*-*, mips64r2*-*-*): Make
93 every configuration support all four targets, using the triplet to
94 determine the default.
95 * configure: Regenerate.
96
efdcccc9
RS
972007-06-25 Richard Sandiford <richard@codesourcery.com>
98
0a7692b2 99 * Makefile.in (m16run.o): New rule.
efdcccc9 100
f532a356
TS
1012007-05-15 Thiemo Seufer <ths@mips.com>
102
103 * mips3264r2.igen (DSHD): Fix compile warning.
104
bfe9c90b
TS
1052007-05-14 Thiemo Seufer <ths@mips.com>
106
107 * mips.igen (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL,
108 CVT.S.PU, FLOOR.L.fmt, LDXC1, LUXC1, LWXC1, MADD.fmt, MSUB.fmt,
109 NMADD.fmt, NMSUB.fmt, PLL.PS, PLU.PS, PREFX, PUL.PS, PUU.PS,
110 RECIP.fmt, ROUND.L.fmt, RSQRT.fmt, SWXC1, TRUNC.L.fmt): Add support
111 for mips32r2.
112
53f4826b
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1132007-03-01 Thiemo Seufer <ths@mips.com>
114
115 * mips.igen (MFHI, MFLO, MTHI, MTLO): Restore support for mips32
116 and mips64.
117
8bf3ddc8
TS
1182007-02-20 Thiemo Seufer <ths@mips.com>
119
120 * dsp.igen: Update copyright notice.
121 * dsp2.igen: Fix copyright notice.
122
8b082fb1
TS
1232007-02-20 Thiemo Seufer <ths@mips.com>
124 Chao-Ying Fu <fu@mips.com>
125
126 * Makefile.in (IGEN_INCLUDE): Add dsp2.igen.
127 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
128 Add dsp2 to sim_igen_machine.
129 * configure: Regenerate.
130 * dsp.igen (do_ph_op): Add MUL support when op = 2.
131 (do_ph_mulq): New function to support mulq_rs.ph and mulq_s.ph.
132 (mulq_rs.ph): Use do_ph_mulq.
133 (MFHI, MFLO, MTHI, MTLO): Move these instructions to mips.igen.
134 * mips.igen: Add dsp2 model and include dsp2.igen.
135 (MFHI, MFLO, MTHI, MTLO): Extend these instructions for
136 for *mips32r2, *mips64r2, *dsp.
137 (MADD, MADDU, MSUB, MSUBU, MULT, MULTU): Extend these instructions
138 for *mips32r2, *mips64r2, *dsp2.
139 * dsp2.igen: New file for MIPS DSP REV 2 ASE.
140
b1004875
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1412007-02-19 Thiemo Seufer <ths@mips.com>
142 Nigel Stephens <nigel@mips.com>
143
144 * mips.igen (jalr.hb, jr.hb): Add decoder for mip32r2/mips64r2
145 jumps with hazard barrier.
146
f8df4c77
TS
1472007-02-19 Thiemo Seufer <ths@mips.com>
148 Nigel Stephens <nigel@mips.com>
149
150 * interp.c (sim_monitor): Flush stdout and stderr file descriptors
151 after each call to sim_io_write.
152
b1004875 1532007-02-19 Thiemo Seufer <ths@mips.com>
07802d98 154 Nigel Stephens <nigel@mips.com>
b1004875
TS
155
156 * interp.c (ColdReset): Set CP0 Config0 to reflect the address size
157 supported by this simulator.
07802d98
TS
158 (decode_coproc): Recognise additional CP0 Config registers
159 correctly.
160
14fb6c5a
TS
1612007-02-19 Thiemo Seufer <ths@mips.com>
162 Nigel Stephens <nigel@mips.com>
163 David Ung <davidu@mips.com>
164
165 * cp1.c (value_fpr): Don't inherit existing FPR_STATE for
166 uninterpreted formats. If fmt is one of the uninterpreted types
167 don't update the FPR_STATE. Handle fmt_uninterpreted_32 like
168 fmt_word, and fmt_uninterpreted_64 like fmt_long.
169 (store_fpr): When writing an invalid odd register, set the
170 matching even register to fmt_unknown, not the following register.
171 * interp.c (sim_open): If STATE_MEM_SIZE isn't set then set it to
172 the the memory window at offset 0 set by --memory-size command
173 line option.
174 (sim_store_register): Handle storing 4 bytes to an 8 byte floating
175 point register.
176 (sim_fetch_register): Likewise for reading 4 bytes from an 8 byte
177 register.
178 (sim_monitor): When returning the memory size to the MIPS
179 application, use the value in STATE_MEM_SIZE, not an arbitrary
180 hardcoded value.
181 (cop_lw): Don' mess around with FPR_STATE, just pass
182 fmt_uninterpreted_32 to StoreFPR.
183 (cop_sw): Similarly.
184 (cop_ld): Pass fmt_uninterpreted_64 not fmt_uninterpreted.
185 (cop_sd): Similarly.
186 * mips.igen (not_word_value): Single version for mips32, mips64
187 and mips16.
188
c8847145
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1892007-02-19 Thiemo Seufer <ths@mips.com>
190 Nigel Stephens <nigel@mips.com>
191
192 * interp.c (MEM_SIZE): Increase default memory size from 2 to 8
193 MBytes.
194
4b5d35ee
TS
1952007-02-17 Thiemo Seufer <ths@mips.com>
196
197 * configure.ac (mips*-sde-elf*): Move in front of generic machine
198 configuration.
199 * configure: Regenerate.
200
3669427c
TS
2012007-02-17 Thiemo Seufer <ths@mips.com>
202
203 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
204 Add mdmx to sim_igen_machine.
205 (mipsisa64*-*-*): Likewise. Remove dsp.
206 (mipsisa32*-*-*): Remove dsp.
207 * configure: Regenerate.
208
109ad085
TS
2092007-02-13 Thiemo Seufer <ths@mips.com>
210
211 * configure.ac: Add mips*-sde-elf* target.
212 * configure: Regenerate.
213
921d7ad3
HPN
2142006-12-21 Hans-Peter Nilsson <hp@axis.com>
215
216 * acconfig.h: Remove.
217 * config.in, configure: Regenerate.
218
02f97da7
TS
2192006-11-07 Thiemo Seufer <ths@mips.com>
220
221 * dsp.igen (do_w_op): Fix compiler warning.
222
2d2733fc
TS
2232006-08-29 Thiemo Seufer <ths@mips.com>
224 David Ung <davidu@mips.com>
225
226 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*): Add smartmips to
227 sim_igen_machine.
228 * configure: Regenerate.
229 * mips.igen (model): Add smartmips.
230 (MADDU): Increment ACX if carry.
231 (do_mult): Clear ACX.
232 (ROR,RORV): Add smartmips.
233 (include): Include smartmips.igen.
234 * sim-main.h (ACX): Set to REGISTERS[89].
235 * smartmips.igen: New file.
236
d85c3a10
TS
2372006-08-29 Thiemo Seufer <ths@mips.com>
238 David Ung <davidu@mips.com>
239
240 * Makefile.in (IGEN_INCLUDE): Add missing includes for m16e.igen and
241 mips3264r2.igen. Add missing dependency rules.
242 * m16e.igen: Support for mips16e save/restore instructions.
243
e85e3205
RE
2442006-06-13 Richard Earnshaw <rearnsha@arm.com>
245
246 * configure: Regenerated.
247
2f0122dc
DJ
2482006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
249
250 * configure: Regenerated.
251
20e95c23
DJ
2522006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
253
254 * configure: Regenerated.
255
69088b17
CF
2562006-05-15 Chao-ying Fu <fu@mips.com>
257
258 * dsp.igen (do_ph_shift, do_w_shra): Fix bugs for rounding instructions.
259
0275de4e
NC
2602006-04-18 Nick Clifton <nickc@redhat.com>
261
262 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Add missing break
263 statement.
264
b3a3ffef
HPN
2652006-03-29 Hans-Peter Nilsson <hp@axis.com>
266
267 * configure: Regenerate.
268
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CF
2692005-12-14 Chao-ying Fu <fu@mips.com>
270
271 * Makefile.in (SIM_OBJS): Add dsp.o.
272 (dsp.o): New dependency.
273 (IGEN_INCLUDE): Add dsp.igen.
274 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*, mipsisa64r2*-*-*,
275 mipsisa64*-*-*): Add dsp to sim_igen_machine.
276 * configure: Regenerate.
277 * mips.igen: Add dsp model and include dsp.igen.
278 (MFHI, MFLO, MTHI, MTLO): Remove mips32, mips32r2, mips64, mips64r2,
279 because these instructions are extended in DSP ASE.
280 * sim-main.h (LAST_EMBED_REGNUM): Change from 89 to 96 because of
281 adding 6 DSP accumulator registers and 1 DSP control register.
282 (AC0LOIDX, AC0HIIDX, AC1LOIDX, AC1HIIDX, AC2LOIDX, AC2HIIDX, AC3LOIDX,
283 AC3HIIDX, DSPLO, DSPHI, DSPCRIDX, DSPCR, DSPCR_POS_SHIFT,
284 DSPCR_POS_MASK, DSPCR_POS_SMASK, DSPCR_SCOUNT_SHIFT, DSPCR_SCOUNT_MASK,
285 DSPCR_SCOUNT_SMASK, DSPCR_CARRY_SHIFT, DSPCR_CARRY_MASK,
286 DSPCR_CARRY_SMASK, DSPCR_CARRY, DSPCR_EFI_SHIFT, DSPCR_EFI_MASK,
287 DSPCR_EFI_SMASK, DSPCR_EFI, DSPCR_OUFLAG_SHIFT, DSPCR_OUFLAG_MASK,
288 DSPCR_OUFLAG_SMASK, DSPCR_OUFLAG4, DSPCR_OUFLAG5, DSPCR_OUFLAG6,
289 DSPCR_OUFLAG7, DSPCR_CCOND_SHIFT, DSPCR_CCOND_MASK,
290 DSPCR_CCOND_SMASK): New define.
291 (DSPLO_REGNUM, DSPHI_REGNUM): New array for DSP accumulators.
292 * dsp.c, dsp.igen: New files for MIPS DSP ASE.
293
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2942005-07-08 Ian Lance Taylor <ian@airs.com>
295
296 * tconfig.in (SIM_QUIET_NAN_NEGATED): Define.
297
b16d63da
DU
2982005-06-16 David Ung <davidu@mips.com>
299 Nigel Stephens <nigel@mips.com>
300
301 * mips.igen: New mips16e model and include m16e.igen.
302 (check_u64): Add mips16e tag.
303 * m16e.igen: New file for MIPS16e instructions.
304 * configure.ac (mipsisa32*-*-*, mipsisa32r2*-*-*, mipsisa64*-*-*,
305 mipsisa64r2*-*-*): Change sim_gen to M16, add mips16 and mips16e
306 models.
307 * configure: Regenerate.
308
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3092005-05-26 David Ung <davidu@mips.com>
310
311 * mips.igen (mips32r2, mips64r2): New ISA models. Add new model
312 tags to all instructions which are applicable to the new ISAs.
313 (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Add, moved from
314 vr.igen.
315 * mips3264r2.igen: New file for MIPS 32/64 revision 2 specific
316 instructions.
317 * vr.igen (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Move
318 to mips.igen.
319 * configure.ac (mipsisa32r2*-*-*, mipsisa64r2*-*-*): Add new targets.
320 * configure: Regenerate.
321
2b193c4a
MK
3222005-03-23 Mark Kettenis <kettenis@gnu.org>
323
324 * configure: Regenerate.
325
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AC
3262005-01-14 Andrew Cagney <cagney@gnu.org>
327
328 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
329 explicit call to AC_CONFIG_HEADER.
330 * configure: Regenerate.
331
f0569246
AC
3322005-01-12 Andrew Cagney <cagney@gnu.org>
333
334 * configure.ac: Update to use ../common/common.m4.
335 * configure: Re-generate.
336
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AC
3372005-01-11 Andrew Cagney <cagney@localhost.localdomain>
338
339 * configure: Regenerated to track ../common/aclocal.m4 changes.
340
b7026657
AC
3412005-01-07 Andrew Cagney <cagney@gnu.org>
342
343 * configure.ac: Rename configure.in, require autoconf 2.59.
344 * configure: Re-generate.
345
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HPN
3462004-12-08 Hans-Peter Nilsson <hp@axis.com>
347
348 * configure: Regenerate for ../common/aclocal.m4 update.
349
cd62154c
AC
3502004-09-24 Monika Chaddha <monika@acmet.com>
351
352 Committed by Andrew Cagney.
353 * m16.igen (CMP, CMPI): Fix assembler.
354
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CD
3552004-08-18 Chris Demetriou <cgd@broadcom.com>
356
357 * configure.in (mipsisa64sb1*-*-*): Add mips3d to sim_igen_machine.
358 * configure: Regenerate.
359
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CD
3602004-06-25 Chris Demetriou <cgd@broadcom.com>
361
362 * configure.in (sim_m16_machine): Include mipsIII.
363 * configure: Regenerate.
364
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CD
3652004-05-11 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
366
367 * mips/interp.c (decode_coproc): Sign-extend the address retrieved
368 from COP0_BADVADDR.
369 * mips/sim-main.h (COP0_BADVADDR): Remove a cast.
370
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CD
3712004-04-10 Chris Demetriou <cgd@broadcom.com>
372
373 * sb1.igen (DIV.PS, RECIP.PS, RSQRT.PS, SQRT.PS): New.
374
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CD
3752004-04-09 Chris Demetriou <cgd@broadcom.com>
376
377 * mips.igen (check_fmt): Remove.
378 (ABS.fmt, ADD.fmt, C.cond.fmta, C.cond.fmtb, CEIL.L.fmt, CEIL.W)
379 (CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt, FLOOR.L.fmt)
380 (FLOOR.W.fmt, MADD.fmt, MOV.fmt, MOVtf.fmt, MOVN.fmt, MOVZ.fmt)
381 (MSUB.fmt, MUL.fmt, NEG.fmt, NMADD.fmt, NMSUB.fmt, RECIP.fmt)
382 (ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt)
383 (TRUNC.L.fmt, TRUNC.W): Explicitly specify allowed FPU formats.
384 (check_fmt_p, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
385 (FLOOR.W.fmt, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt)
386 (SQRT.fmt, TRUNC.L.fmt, TRUNC.W): Remove all uses of check_fmt.
387 (C.cnd.fmta): Remove incorrect call to check_fmt_p.
388
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3892004-04-09 Chris Demetriou <cgd@broadcom.com>
390
391 * sb1.igen (check_sbx): New function.
392 (PABSDIFF.fmt, PABSDIFC.fmt, PAVG.fmt): Use check_sbx.
393
11d66e66 3942004-03-29 Chris Demetriou <cgd@broadcom.com>
0e1b7197
RS
395 Richard Sandiford <rsandifo@redhat.com>
396
397 * sim-main.h (MIPS_MACH_HAS_MT_HILO_HAZARD)
398 (MIPS_MACH_HAS_MULT_HILO_HAZARD, MIPS_MACH_HAS_DIV_HILO_HAZARD): New.
399 * mips.igen (check_mt_hilo, check_mult_hilo, check_div_hilo): Provide
400 separate implementations for mipsIV and mipsV. Use new macros to
401 determine whether the restrictions apply.
402
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4032004-01-19 Chris Demetriou <cgd@broadcom.com>
404
405 * mips.igen (check_mf_cycles, check_mt_hilo, check_mf_hilo)
406 (check_mult_hilo): Improve comments.
407 (check_div_hilo): Likewise. Also, fork off a new version
408 to handle mips32/mips64 (since there are no hazards to check
409 in MIPS32/MIPS64).
410
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4112003-06-17 Richard Sandiford <rsandifo@redhat.com>
412
413 * mips.igen (do_dmultx): Fix check for negative operands.
414
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4152003-05-16 Ian Lance Taylor <ian@airs.com>
416
417 * Makefile.in (SHELL): Make sure this is defined.
418 (various): Use $(SHELL) whenever we invoke move-if-change.
419
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4202003-05-03 Chris Demetriou <cgd@broadcom.com>
421
422 * cp1.c: Tweak attribution slightly.
423 * cp1.h: Likewise.
424 * mdmx.c: Likewise.
425 * mdmx.igen: Likewise.
426 * mips3d.igen: Likewise.
427 * sb1.igen: Likewise.
428
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4292003-04-15 Richard Sandiford <rsandifo@redhat.com>
430
431 * vr.igen (do_vr_mul_op): Zero-extend the low 32 bits of
432 unsigned operands.
433
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AC
4342003-02-27 Andrew Cagney <cagney@redhat.com>
435
601da316
AC
436 * interp.c (sim_open): Rename _bfd to bfd.
437 (sim_create_inferior): Ditto.
6b4a8935 438
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4392003-01-14 Chris Demetriou <cgd@broadcom.com>
440
441 * mips.igen (LUXC1, SUXC1): New, for mipsV and mips64.
442
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4432003-01-14 Chris Demetriou <cgd@broadcom.com>
444
445 * mips.igen (EI, DI): Remove.
446
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4472003-01-05 Richard Sandiford <rsandifo@redhat.com>
448
449 * Makefile.in (tmp-run-multi): Fix mips16 filter.
450
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CD
4512003-01-04 Richard Sandiford <rsandifo@redhat.com>
452 Andrew Cagney <ac131313@redhat.com>
453 Gavin Romig-Koch <gavin@redhat.com>
454 Graydon Hoare <graydon@redhat.com>
455 Aldy Hernandez <aldyh@redhat.com>
456 Dave Brolley <brolley@redhat.com>
457 Chris Demetriou <cgd@broadcom.com>
458
459 * configure.in (mips64vr*): Define TARGET_ENABLE_FR to 1.
460 (sim_mach_default): New variable.
461 (mips64vr-*-*, mips64vrel-*-*): New configurations.
462 Add a new simulator generator, MULTI.
463 * configure: Regenerate.
464 * Makefile.in (SIM_MULTI_OBJ, SIM_EXTRA_DISTCLEAN): New variables.
465 (multi-run.o): New dependency.
466 (SIM_MULTI_ALL, SIM_MULTI_IGEN_CONFIGS): New variables.
467 (tmp-mach-multi, tmp-itable-multi, tmp-run-multi): New rules.
468 (tmp-multi): Combine them.
469 (BUILT_SRC_FROM_MULTI): New variable. Depend on tmp-multi.
470 (clean-extra): Remove sources in BUILT_SRC_FROM_MULTI.
471 (distclean-extra): New rule.
472 * sim-main.h: Include bfd.h.
473 (MIPS_MACH): New macro.
474 * mips.igen (vr4120, vr5400, vr5500): New models.
475 (clo, clz, dclo, dclz, madd, maddu, msub, msub, mul): Add *vr5500.
476 * vr.igen: Replace with new version.
477
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4782003-01-04 Chris Demetriou <cgd@broadcom.com>
479
480 * configure.in: Use SIM_AC_OPTION_RESERVED_BITS(1).
481 * configure: Regenerate.
482
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4832002-12-31 Chris Demetriou <cgd@broadcom.com>
484
485 * sim-main.h (check_branch_bug, mark_branch_bug): Remove.
486 * mips.igen: Remove all invocations of check_branch_bug and
487 mark_branch_bug.
488
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4892002-12-16 Chris Demetriou <cgd@broadcom.com>
490
491 * tconfig.in: Include "gdb/callback.h" and "gdb/remote-sim.h".
492
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4932002-07-30 Chris Demetriou <cgd@broadcom.com>
494
495 * mips.igen (do_load_double, do_store_double): New functions.
496 (LDC1, SDC1): Rename to...
497 (LDC1b, SDC1b): respectively.
498 (LDC1a, SDC1a): New instructions for MIPS II and MIPS32 support.
499
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5002002-07-29 Michael Snyder <msnyder@redhat.com>
501
502 * cp1.c (fp_recip2): Modify initialization expression so that
503 GCC will recognize it as constant.
504
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5052002-06-18 Chris Demetriou <cgd@broadcom.com>
506
507 * mdmx.c (SD_): Delete.
508 (Unpredictable): Re-define, for now, to directly invoke
509 unpredictable_action().
510 (mdmx_acc_op): Fix error in .ob immediate handling.
511
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5122002-06-18 Andrew Cagney <cagney@redhat.com>
513
514 * interp.c (sim_firmware_command): Initialize `address'.
515
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5162002-06-16 Andrew Cagney <ac131313@redhat.com>
517
518 * configure: Regenerated to track ../common/aclocal.m4 changes.
519
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5202002-06-14 Chris Demetriou <cgd@broadcom.com>
521 Ed Satterthwaite <ehs@broadcom.com>
522
523 * mips3d.igen: New file which contains MIPS-3D ASE instructions.
524 * Makefile.in (IGEN_INCLUDE): Add mips3d.igen.
525 * mips.igen: Include mips3d.igen.
526 (mips3d): New model name for MIPS-3D ASE instructions.
527 (CVT.W.fmt): Don't use this instruction for word (source) format
528 instructions.
529 * cp1.c (fp_binary_r, fp_add_r, fp_mul_r, fpu_inv1, fpu_inv1_32)
530 (fpu_inv1_64, fp_recip1, fp_recip2, fpu_inv_sqrt1, fpu_inv_sqrt1_32)
531 (fpu_inv_sqrt1_64, fp_rsqrt1, fp_rsqrt2): New functions.
532 (NR_FRAC_GUARD, IMPLICIT_1): New macros.
533 * sim-main.h (fmt_pw, CompareAbs, AddR, MultiplyR, Recip1, Recip2)
534 (RSquareRoot1, RSquareRoot2): New macros.
535 (fp_add_r, fp_mul_r, fp_recip1, fp_recip2, fp_rsqrt1)
536 (fp_rsqrt2): New functions.
537 * configure.in: Add MIPS-3D support to mipsisa64 simulator.
538 * configure: Regenerate.
539
3a2b820e 5402002-06-13 Chris Demetriou <cgd@broadcom.com>
eab54952 541 Ed Satterthwaite <ehs@broadcom.com>
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542
543 * cp1.c (FP_PS_upper, FP_PS_lower, FP_PS_cat, FPQNaN_PS): New macros.
544 (value_fpr, store_fpr, fp_cmp, fp_unary, fp_binary, fp_mac)
545 (fp_inv_sqrt, fpu_format_name): Add paired-single support.
546 (convert): Note that this function is not used for paired-single
547 format conversions.
548 (ps_lower, ps_upper, pack_ps, convert_ps): New functions.
549 * mips.igen (FMT, MOVtf.fmt): Add paired-single support.
550 (check_fmt_p): Enable paired-single support.
551 (ALNV.PS, CVT.PS.S, CVT.S.PL, CVT.S.PU, PLL.PS, PLU.PS, PUL.PS)
552 (PUU.PS): New instructions.
553 (CVT.S.fmt): Don't use this instruction for paired-single format
554 destinations.
555 * sim-main.h (FP_formats): New value 'fmt_ps.'
556 (ps_lower, ps_upper, pack_ps, convert_ps): New prototypes.
557 (PSLower, PSUpper, PackPS, ConvertPS): New macros.
558
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5592002-06-12 Chris Demetriou <cgd@broadcom.com>
560
561 * mips.igen: Fix formatting of function calls in
562 many FP operations.
563
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5642002-06-12 Chris Demetriou <cgd@broadcom.com>
565
566 * mips.igen (MOVN, MOVZ): Trace result.
567 (TNEI): Print "tnei" as the opcode name in traces.
568 (CEIL.W): Add disassembly string for traces.
569 (RSQRT.fmt): Make location of disassembly string consistent
570 with other instructions.
571
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5722002-06-12 Chris Demetriou <cgd@broadcom.com>
573
574 * mips.igen (X): Delete unused function.
575
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5762002-06-08 Andrew Cagney <cagney@redhat.com>
577
578 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
579
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5802002-06-07 Chris Demetriou <cgd@broadcom.com>
581 Ed Satterthwaite <ehs@broadcom.com>
582
583 * cp1.c (inner_mac, fp_mac, inner_rsqrt, fp_inv_sqrt)
584 (fp_rsqrt, fp_madd, fp_msub, fp_nmadd, fp_nmsub): New functions.
585 * sim-main.h (fp_rsqrt, fp_madd, fp_msub, fp_nmadd)
586 (fp_nmsub): New prototypes.
587 (RSquareRoot, MultiplyAdd, MultiplySub, NegMultiplyAdd)
588 (NegMultiplySub): New defines.
589 * mips.igen (RSQRT.fmt): Use RSquareRoot().
590 (MADD.D, MADD.S): Replace with...
591 (MADD.fmt): New instruction.
592 (MSUB.D, MSUB.S): Replace with...
593 (MSUB.fmt): New instruction.
594 (NMADD.D, NMADD.S): Replace with...
595 (NMADD.fmt): New instruction.
596 (NMSUB.D, MSUB.S): Replace with...
597 (NMSUB.fmt): New instruction.
598
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5992002-06-07 Chris Demetriou <cgd@broadcom.com>
600 Ed Satterthwaite <ehs@broadcom.com>
601
602 * cp1.c: Fix more comment spelling and formatting.
603 (value_fcr, store_fcr): Use fenr_FS rather than hard-coding value.
604 (denorm_mode): New function.
605 (fpu_unary, fpu_binary): Round results after operation, collect
606 status from rounding operations, and update the FCSR.
607 (convert): Collect status from integer conversions and rounding
608 operations, and update the FCSR. Adjust NaN values that result
609 from conversions. Convert to use sim_io_eprintf rather than
610 fprintf, and remove some debugging code.
611 * cp1.h (fenr_FS): New define.
612
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6132002-06-07 Chris Demetriou <cgd@broadcom.com>
614
615 * cp1.c (convert): Remove unusable debugging code, and move MIPS
616 rounding mode to sim FP rounding mode flag conversion code into...
617 (rounding_mode): New function.
618
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6192002-06-07 Chris Demetriou <cgd@broadcom.com>
620
621 * cp1.c: Clean up formatting of a few comments.
622 (value_fpr): Reformat switch statement.
623
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6242002-06-06 Chris Demetriou <cgd@broadcom.com>
625 Ed Satterthwaite <ehs@broadcom.com>
626
627 * cp1.h: New file.
628 * sim-main.h: Include cp1.h.
629 (SETFCC, GETFCC, IR, UF, OF, DX, IO, UO, FP_FLAGS, FP_ENABLE)
630 (FP_CAUSE, GETFS, FP_RM_NEAREST, FP_RM_TOZERO, FP_RM_TOPINF)
631 (FP_RM_TOMINF, GETRM): Remove. Moved to cp1.h.
632 (FP_FS, FP_MASK_RM, FP_SH_RM, Nan, Less, Equal): Remove.
633 (value_fcr, store_fcr, test_fcsr, fp_cmp): New prototypes.
634 (ValueFCR, StoreFCR, TestFCSR, Compare): New macros.
635 * cp1.c: Don't include sim-fpu.h; already included by
636 sim-main.h. Clean up formatting of some comments.
637 (NaN, Equal, Less): Remove.
638 (test_fcsr, value_fcr, store_fcr, update_fcsr, fp_test)
639 (fp_cmp): New functions.
640 * mips.igen (do_c_cond_fmt): Remove.
641 (C.cond.fmta, C.cond.fmtb): Replace uses of do_c_cond_fmt_a with
642 Compare. Add result tracing.
643 (CxC1): Remove, replace with...
644 (CFC1a, CFC1b, CFC1c, CTC1a, CTC1b, CTC1c): New instructions.
645 (DMxC1): Remove, replace with...
646 (DMFC1a, DMFC1b, DMTC1a, DMTC1b): New instructions.
647 (MxC1): Remove, replace with...
648 (MFC1a, MFC1b, MTC1a, MTC1b): New instructions.
649
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6502002-06-04 Chris Demetriou <cgd@broadcom.com>
651
652 * sim-main.h (FGRIDX): Remove, replace all uses with...
653 (FGR_BASE): New macro.
654 (FP0_REGNUM, FCRCS_REGNUM, FCRIR_REGNUM): New macros.
655 (_sim_cpu): Move 'fgr' member to be right before 'fpr_state' member.
656 (NR_FGR, FGR): Likewise.
657 * interp.c: Replace all uses of FGRIDX with FGR_BASE.
658 * mips.igen: Likewise.
659
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6602002-06-04 Chris Demetriou <cgd@broadcom.com>
661
662 * cp1.c: Add an FSF Copyright notice to this file.
663
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6642002-06-04 Chris Demetriou <cgd@broadcom.com>
665 Ed Satterthwaite <ehs@broadcom.com>
666
667 * cp1.c (Infinity): Remove.
668 * sim-main.h (Infinity): Likewise.
669
670 * cp1.c (fp_unary, fp_binary): New functions.
671 (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div, fp_recip)
672 (fp_sqrt): New functions, implemented in terms of the above.
673 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
674 (Recip, SquareRoot): Remove (replaced by functions above).
675 * sim-main.h (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div)
676 (fp_recip, fp_sqrt): New prototypes.
677 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
678 (Recip, SquareRoot): Replace prototypes with #defines which
679 invoke the functions above.
680
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6812002-06-03 Chris Demetriou <cgd@broadcom.com>
682
683 * sim-main.h (Nan, Infinity, Less, Equal, AbsoluteValue, Negate)
684 (Add, Sub, Multiply, Divide, Recip, SquareRoot): Move lower in
685 file, remove PARAMS from prototypes.
686 (value_fpr, store_fpr, convert): Likewise. Use SIM_STATE to provide
687 simulator state arguments.
688 (ValueFPR, StoreFPR, Convert): Move lower in file. Use SIM_ARGS to
689 pass simulator state arguments.
690 * cp1.c (SD): Redefine as CPU_STATE(cpu).
691 (store_fpr, convert): Remove 'sd' argument.
692 (value_fpr): Likewise. Convert to use 'SD' instead.
693
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6942002-06-03 Chris Demetriou <cgd@broadcom.com>
695
696 * cp1.c (Min, Max): Remove #if 0'd functions.
697 * sim-main.h (Min, Max): Remove.
698
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6992002-06-03 Chris Demetriou <cgd@broadcom.com>
700
701 * cp1.c: fix formatting of switch case and default labels.
702 * interp.c: Likewise.
703 * sim-main.c: Likewise.
704
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7052002-06-03 Chris Demetriou <cgd@broadcom.com>
706
707 * cp1.c: Clean up comments which describe FP formats.
708 (FPQNaN_DOUBLE, FPQNaN_LONG): Generate using UNSIGNED64.
709
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7102002-06-03 Chris Demetriou <cgd@broadcom.com>
711 Ed Satterthwaite <ehs@broadcom.com>
712
713 * configure.in (mipsisa64sb1*-*-*): New target for supporting
714 Broadcom SiByte SB-1 processor configurations.
715 * configure: Regenerate.
716 * sb1.igen: New file.
717 * mips.igen: Include sb1.igen.
718 (sb1): New model.
719 * Makefile.in (IGEN_INCLUDE): Add sb1.igen.
720 * mdmx.igen: Add "sb1" model to all appropriate functions and
721 instructions.
722 * mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
723 (ob_func, ob_acc): Reference the above.
724 (qh_acc): Adjust to keep the same size as ob_acc.
725 * sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
726 (MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.
727
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7282002-06-03 Chris Demetriou <cgd@broadcom.com>
729
730 * Makefile.in (IGEN_INCLUDE): Add mdmx.igen.
731
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7322002-06-02 Chris Demetriou <cgd@broadcom.com>
733 Ed Satterthwaite <ehs@broadcom.com>
734
735 * mips.igen (mdmx): New (pseudo-)model.
736 * mdmx.c, mdmx.igen: New files.
737 * Makefile.in (SIM_OBJS): Add mdmx.o.
738 * sim-main.h (MDMX_accumulator, MX_fmtsel, signed24, signed48):
739 New typedefs.
740 (ACC, MX_Add, MX_AddA, MX_AddL, MX_And, MX_C_EQ, MX_C_LT, MX_Comp)
741 (MX_FMT_OB, MX_FMT_QH, MX_Max, MX_Min, MX_Msgn, MX_Mul, MX_MulA)
742 (MX_MulL, MX_MulS, MX_MulSL, MX_Nor, MX_Or, MX_Pick, MX_RAC)
743 (MX_RAC_H, MX_RAC_L, MX_RAC_M, MX_RNAS, MX_RNAU, MX_RND_AS)
744 (MX_RND_AU, MX_RND_ES, MX_RND_EU, MX_RND_ZS, MX_RND_ZU, MX_RNES)
745 (MX_RNEU, MX_RZS, MX_RZU, MX_SHFL, MX_ShiftLeftLogical)
746 (MX_ShiftRightArith, MX_ShiftRightLogical, MX_Sub, MX_SubA, MX_SubL)
747 (MX_VECT_ADD, MX_VECT_ADDA, MX_VECT_ADDL, MX_VECT_AND)
748 (MX_VECT_MAX, MX_VECT_MIN, MX_VECT_MSGN, MX_VECT_MUL, MX_VECT_MULA)
749 (MX_VECT_MULL, MX_VECT_MULS, MX_VECT_MULSL, MX_VECT_NOR)
750 (MX_VECT_OR, MX_VECT_SLL, MX_VECT_SRA, MX_VECT_SRL, MX_VECT_SUB)
751 (MX_VECT_SUBA, MX_VECT_SUBL, MX_VECT_XOR, MX_WACH, MX_WACL, MX_Xor)
752 (SIM_ARGS, SIM_STATE, UnpredictableResult, fmt_mdmx, ob_fmtsel)
753 (qh_fmtsel): New macros.
754 (_sim_cpu): New member "acc".
755 (mdmx_acc_op, mdmx_cc_op, mdmx_cpr_op, mdmx_pick_op, mdmx_rac_op)
756 (mdmx_round_op, mdmx_shuffle, mdmx_wach, mdmx_wacl): New functions.
757
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7582002-05-01 Chris Demetriou <cgd@broadcom.com>
759
760 * interp.c: Use 'deprecated' rather than 'depreciated.'
761 * sim-main.h: Likewise.
762
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7632002-05-01 Chris Demetriou <cgd@broadcom.com>
764
765 * cp1.c (store_fpr): Remove #ifdef'd out call to UndefinedResult
766 which wouldn't compile anyway.
767 * sim-main.h (unpredictable_action): New function prototype.
768 (Unpredictable): Define to call igen function unpredictable().
769 (NotWordValue): New macro to call igen function not_word_value().
770 (UndefinedResult): Remove.
771 * interp.c (undefined_result): Remove.
772 (unpredictable_action): New function.
773 * mips.igen (not_word_value, unpredictable): New functions.
774 (ADD, ADDI, do_addiu, do_addu, BGEZAL, BGEZALL, BLTZAL, BLTZALL)
775 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, do_mult, do_multu)
776 (do_sra, do_srav, do_srl, do_srlv, SUB, do_subu): Invoke
777 NotWordValue() to check for unpredictable inputs, then
778 Unpredictable() to handle them.
779
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7802002-02-24 Chris Demetriou <cgd@broadcom.com>
781
782 * mips.igen: Fix formatting of calls to Unpredictable().
783
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AC
7842002-04-20 Andrew Cagney <ac131313@redhat.com>
785
786 * interp.c (sim_open): Revert previous change.
787
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7882002-04-18 Alexandre Oliva <aoliva@redhat.com>
789
790 * interp.c (sim_open): Disable chunk of code that wrote code in
791 vector table entries.
792
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7932002-03-19 Chris Demetriou <cgd@broadcom.com>
794
795 * cp1.c (FP_S_s, FP_D_s, FP_S_be, FP_D_be, FP_S_e, FP_D_e, FP_S_f)
796 (FP_D_f, FP_S_fb, FP_D_fb, FPINF_SINGLE, FPINF_DOUBLE): Remove
797 unused definitions.
798
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7992002-03-19 Chris Demetriou <cgd@broadcom.com>
800
801 * cp1.c: Fix many formatting issues.
802
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8032002-03-19 Chris G. Demetriou <cgd@broadcom.com>
804
805 * cp1.c (fpu_format_name): New function to replace...
806 (DOFMT): This. Delete, and update all callers.
807 (fpu_rounding_mode_name): New function to replace...
808 (RMMODE): This. Delete, and update all callers.
809
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8102002-03-19 Chris G. Demetriou <cgd@broadcom.com>
811
812 * interp.c: Move FPU support routines from here to...
813 * cp1.c: Here. New file.
814 * Makefile.in (SIM_OBJS): Add cp1.o to object list.
815 (cp1.o): New target.
816
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8172002-03-12 Chris Demetriou <cgd@broadcom.com>
818
819 * configure.in (mipsisa32*-*-*, mipsisa64*-*-*): New targets.
820 * mips.igen (mips32, mips64): New models, add to all instructions
821 and functions as appropriate.
822 (loadstore_ea, check_u64): New variant for model mips64.
823 (check_fmt_p): New variant for models mipsV and mips64, remove
824 mipsV model marking fro other variant.
825 (SLL) Rename to...
826 (SLLa) this.
827 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, SLLb): New instructions
828 for mips32 and mips64.
829 (DCLO, DCLZ): New instructions for mips64.
830
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8312002-03-07 Chris Demetriou <cgd@broadcom.com>
832
833 * mips.igen (BREAK, LUI, ORI, SYSCALL, XORI): Print
834 immediate or code as a hex value with the "%#lx" format.
835 (ANDI): Likewise, and fix printed instruction name.
836
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8372002-03-05 Chris Demetriou <cgd@broadcom.com>
838
839 * sim-main.h (UndefinedResult, Unpredictable): New macros
840 which currently do nothing.
841
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8422002-03-05 Chris Demetriou <cgd@broadcom.com>
843
844 * sim-main.h (status_UX, status_SX, status_KX, status_TS)
845 (status_PX, status_MX, status_CU0, status_CU1, status_CU2)
846 (status_CU3): New definitions.
847
848 * sim-main.h (ExceptionCause): Add new values for MIPS32
849 and MIPS64: MDMX, MCheck, CacheErr. Update comments
850 for DebugBreakPoint and NMIReset to note their status in
851 MIPS32 and MIPS64.
852 (SignalExceptionMDMX, SignalExceptionWatch, SignalExceptionMCheck)
853 (SignalExceptionCacheErr): New exception macros.
854
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8552002-03-05 Chris Demetriou <cgd@broadcom.com>
856
857 * mips.igen (check_fpu): Enable check for coprocessor 1 usability.
858 * sim-main.h (COP_Usable): Define, but for now coprocessor 1
859 is always enabled.
860 (SignalExceptionCoProcessorUnusable): Take as argument the
861 unusable coprocessor number.
862
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8632002-03-05 Chris Demetriou <cgd@broadcom.com>
864
865 * mips.igen: Fix formatting of all SignalException calls.
866
97a88e93 8672002-03-05 Chris Demetriou <cgd@broadcom.com>
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868
869 * sim-main.h (SIGNEXTEND): Remove.
870
97a88e93 8712002-03-04 Chris Demetriou <cgd@broadcom.com>
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872
873 * mips.igen: Remove gencode comment from top of file, fix
874 spelling in another comment.
875
97a88e93 8762002-03-04 Chris Demetriou <cgd@broadcom.com>
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877
878 * mips.igen (check_fmt, check_fmt_p): New functions to check
879 whether specific floating point formats are usable.
880 (ABS.fmt, ADD.fmt, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
881 (FLOOR.W.fmt, MOV.fmt, MUL.fmt, NEG.fmt, RECIP.fmt, ROUND.L.fmt)
882 (ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt, TRUNC.L.fmt, TRUNC.W):
883 Use the new functions.
884 (do_c_cond_fmt): Remove format checks...
885 (C.cond.fmta, C.cond.fmtb): And move them into all callers.
886
97a88e93 8872002-03-03 Chris Demetriou <cgd@broadcom.com>
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888
889 * mips.igen: Fix formatting of check_fpu calls.
890
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8912002-03-03 Chris Demetriou <cgd@broadcom.com>
892
893 * mips.igen (FLOOR.L.fmt): Store correct destination register.
894
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8952002-03-03 Chris Demetriou <cgd@broadcom.com>
896
897 * mips.igen: Remove whitespace at end of lines.
898
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8992002-03-02 Chris Demetriou <cgd@broadcom.com>
900
901 * mips.igen (loadstore_ea): New function to do effective
902 address calculations.
903 (do_load, do_load_left, do_load_right, LL, LDD, PREF, do_store,
904 do_store_left, do_store_right, SC, SCD, PREFX, SWC1, SWXC1,
905 CACHE): Use loadstore_ea to do effective address computations.
906
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9072002-03-02 Chris Demetriou <cgd@broadcom.com>
908
909 * interp.c (load_word): Use EXTEND32 rather than SIGNEXTEND.
910 * mips.igen (LL, CxC1, MxC1): Likewise.
911
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9122002-03-02 Chris Demetriou <cgd@broadcom.com>
913
914 * mips.igen (LL, LLD, PREF, SC, SCD, ABS.fmt, ADD.fmt, CEIL.L.fmt,
915 CEIL.W, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt,
916 FLOOR.L.fmt, FLOOR.W.fmt, MADD.D, MADD.S, MOV.fmt, MOVtf.fmt,
917 MSUB.D, MSUB.S, MUL.fmt, NEG.fmt, NMADD.D, NMADD.S, NMSUB.D,
918 NMSUB.S, PREFX, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt,
919 SQRT.fmt, SUB.fmt, SWC1, SWXC1, TRUNC.L.fmt, TRUNC.W, CACHE):
920 Don't split opcode fields by hand, use the opcode field values
921 provided by igen.
922
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9232002-03-01 Chris Demetriou <cgd@broadcom.com>
924
925 * mips.igen (do_divu): Fix spacing.
926
927 * mips.igen (do_dsllv): Move to be right before DSLLV,
928 to match the rest of the do_<shift> functions.
929
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9302002-03-01 Chris Demetriou <cgd@broadcom.com>
931
932 * mips.igen (do_dsll, do_dsllv, DSLL32, do_dsra, DSRA32, do_dsrl,
933 DSRL32, do_dsrlv): Trace inputs and results.
934
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9352002-03-01 Chris Demetriou <cgd@broadcom.com>
936
937 * mips.igen (CACHE): Provide instruction-printing string.
938
939 * interp.c (signal_exception): Comment tokens after #endif.
940
eb5fcf93
CD
9412002-02-28 Chris Demetriou <cgd@broadcom.com>
942
943 * mips.igen (LWXC1): Mark with filter "64,f", rather than just "32".
944 (MOVtf, MxC1, MxC1, DMxC1, DMxC1, CxC1, CxC1, SQRT.fmt, MOV.fmt,
945 NEG.fmt, ROUND.L.fmt, TRUNC.L.fmt, CEIL.L.fmt, FLOOR.L.fmt,
946 ROUND.W.fmt, TRUNC.W, CEIL.W, FLOOR.W.fmt, RECIP.fmt, RSQRT.fmt,
947 CVT.S.fmt, CVT.D.fmt, CVT.W.fmt, CVT.L.fmt, MOVtf.fmt, C.cond.fmta,
948 C.cond.fmtb, SUB.fmt, MUL.fmt, DIV.fmt, MOVZ.fmt, MOVN.fmt, LDXC1,
949 SWXC1, SDXC1, MSUB.D, MSUB.S, NMADD.S, NMADD.D, NMSUB.S, NMSUB.D,
950 LWC1, SWC1): Add "f" to filter, since these are FP instructions.
951
bb22bd7d
CD
9522002-02-28 Chris Demetriou <cgd@broadcom.com>
953
954 * mips.igen (DSRA32, DSRAV): Fix order of arguments in
955 instruction-printing string.
956 (LWU): Use '64' as the filter flag.
957
91a177cf
CD
9582002-02-28 Chris Demetriou <cgd@broadcom.com>
959
960 * mips.igen (SDXC1): Fix instruction-printing string.
961
387f484a
CD
9622002-02-28 Chris Demetriou <cgd@broadcom.com>
963
964 * mips.igen (LDC1, SDC1): Remove mipsI model, and mark with
965 filter flags "32,f".
966
3d81f391
CD
9672002-02-27 Chris Demetriou <cgd@broadcom.com>
968
969 * mips.igen (PREFX): This is a 64-bit instruction, use '64'
970 as the filter flag.
971
af5107af
CD
9722002-02-27 Chris Demetriou <cgd@broadcom.com>
973
974 * mips.igen (PREFX): Tweak instruction opcode fields (i.e.,
975 add a comma) so that it more closely match the MIPS ISA
976 documentation opcode partitioning.
977 (PREF): Put useful names on opcode fields, and include
978 instruction-printing string.
979
ca971540
CD
9802002-02-27 Chris Demetriou <cgd@broadcom.com>
981
982 * mips.igen (check_u64): New function which in the future will
983 check whether 64-bit instructions are usable and signal an
984 exception if not. Currently a no-op.
985 (DADD, DADDI, DADDIU, DADDU, DDIV, DDIVU, DMULT, DMULTU, DSLL,
986 DSLL32, DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB,
987 DSUBU, LD, LDL, LDR, LLD, LWU, SCD, SD, SDL, SDR, DMxC1, LDXC1,
988 LWXC1, SDXC1, SWXC1, DMFC0, DMTC0): Use check_u64.
989
990 * mips.igen (check_fpu): New function which in the future will
991 check whether FPU instructions are usable and signal an exception
992 if not. Currently a no-op.
993 (ABS.fmt, ADD.fmt, BC1a, BC1b, C.cond.fmta, C.cond.fmtb,
994 CEIL.L.fmt, CEIL.W, CxC1, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt,
995 CVT.W.fmt, DIV.fmt, DMxC1, DMxC1, FLOOR.L.fmt, FLOOR.W.fmt, LDC1,
996 LDXC1, LWC1, LWXC1, MADD.D, MADD.S, MxC1, MOV.fmt, MOVtf,
997 MOVtf.fmt, MOVN.fmt, MOVZ.fmt, MSUB.D, MSUB.S, MUL.fmt, NEG.fmt,
998 NMADD.D, NMADD.S, NMSUB.D, NMSUB.S, RECIP.fmt, ROUND.L.fmt,
999 ROUND.W.fmt, RSQRT.fmt, SDC1, SDXC1, SQRT.fmt, SUB.fmt, SWC1,
1000 SWXC1, TRUNC.L.fmt, TRUNC.W): Use check_fpu.
1001
1c47a468
CD
10022002-02-27 Chris Demetriou <cgd@broadcom.com>
1003
1004 * mips.igen (do_load_left, do_load_right): Move to be immediately
1005 following do_load.
1006 (do_store_left, do_store_right): Move to be immediately following
1007 do_store.
1008
603a98e7
CD
10092002-02-27 Chris Demetriou <cgd@broadcom.com>
1010
1011 * mips.igen (mipsV): New model name. Also, add it to
1012 all instructions and functions where it is appropriate.
1013
c5d00cc7
CD
10142002-02-18 Chris Demetriou <cgd@broadcom.com>
1015
1016 * mips.igen: For all functions and instructions, list model
1017 names that support that instruction one per line.
1018
074e9cb8
CD
10192002-02-11 Chris Demetriou <cgd@broadcom.com>
1020
1021 * mips.igen: Add some additional comments about supported
1022 models, and about which instructions go where.
1023 (BC1b, MFC0, MTC0, RFE): Sort supported models in the same
1024 order as is used in the rest of the file.
1025
9805e229
CD
10262002-02-11 Chris Demetriou <cgd@broadcom.com>
1027
1028 * mips.igen (ADD, ADDI, DADDI, DSUB, SUB): Add comment
1029 indicating that ALU32_END or ALU64_END are there to check
1030 for overflow.
1031 (DADD): Likewise, but also remove previous comment about
1032 overflow checking.
1033
f701dad2
CD
10342002-02-10 Chris Demetriou <cgd@broadcom.com>
1035
1036 * mips.igen (DDIV, DIV, DIVU, DMULT, DMULTU, DSLL, DSLL32,
1037 DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB, DSUBU,
1038 JALR, JR, MOVN, MOVZ, MTLO, MULT, MULTU, SLL, SLLV, SLT, SLTU,
1039 SRAV, SRLV, SUB, SUBU, SYNC, XOR, MOVtf, DI, DMFC0, DMTC0, EI,
1040 ERET, RFE, TLBP, TLBR, TLBWI, TLBWR): Tweak instruction opcode
1041 fields (i.e., add and move commas) so that they more closely
1042 match the MIPS ISA documentation opcode partitioning.
1043
10442002-02-10 Chris Demetriou <cgd@broadcom.com>
20ae0098
CD
1045
1046 * mips.igen (ADDI): Print immediate value.
1047 (BREAK): Print code.
1048 (DADDIU, DSRAV, DSRLV): Print correct instruction name.
1049 (SLL): Print "nop" specially, and don't run the code
1050 that does the shift for the "nop" case.
1051
9e52972e
FF
10522001-11-17 Fred Fish <fnf@redhat.com>
1053
1054 * sim-main.h (float_operation): Move enum declaration outside
1055 of _sim_cpu struct declaration.
1056
c0efbca4
JB
10572001-04-12 Jim Blandy <jimb@redhat.com>
1058
1059 * mips.igen (CFC1, CTC1): Pass the correct register numbers to
1060 PENDING_FILL. Use PENDING_SCHED directly to handle the pending
1061 set of the FCSR.
1062 * sim-main.h (COCIDX): Remove definition; this isn't supported by
1063 PENDING_FILL, and you can get the intended effect gracefully by
1064 calling PENDING_SCHED directly.
1065
fb891446
BE
10662001-02-23 Ben Elliston <bje@redhat.com>
1067
1068 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Only define if not
1069 already defined elsewhere.
1070
8030f857
BE
10712001-02-19 Ben Elliston <bje@redhat.com>
1072
1073 * sim-main.h (sim_monitor): Return an int.
1074 * interp.c (sim_monitor): Add return values.
1075 (signal_exception): Handle error conditions from sim_monitor.
1076
56b48a7a
CD
10772001-02-08 Ben Elliston <bje@redhat.com>
1078
1079 * sim-main.c (load_memory): Pass cia to sim_core_read* functions.
1080 (store_memory): Likewise, pass cia to sim_core_write*.
1081
d3ee60d9
FCE
10822000-10-19 Frank Ch. Eigler <fche@redhat.com>
1083
1084 On advice from Chris G. Demetriou <cgd@sibyte.com>:
1085 * sim-main.h (GPR_CLEAR): Remove unused alternative macro.
1086
071da002
AC
1087Thu Jul 27 22:02:05 2000 Andrew Cagney <cagney@b1.cygnus.com>
1088
1089 From Maciej W. Rozycki <macro@ds2.pg.gda.pl>:
1090 * Makefile.in: Don't delete *.igen when cleaning directory.
1091
a28c02cd
AC
1092Wed Jul 19 18:50:51 2000 Andrew Cagney <cagney@b1.cygnus.com>
1093
1094 * m16.igen (break): Call SignalException not sim_engine_halt.
1095
80ee11fa
AC
1096Mon Jul 3 11:13:20 2000 Andrew Cagney <cagney@b1.cygnus.com>
1097
1098 From Jason Eckhardt:
1099 * mips.igen (MOVZ.fmt, MOVN.fmt): Move conditional on GPR[RT].
1100
673388c0
AC
1101Tue Jun 13 20:52:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
1102
1103 * mips.igen (MxC1, DMxC1): Fix printf formatting.
1104
4c0deff4
NC
11052000-05-24 Michael Hayes <mhayes@cygnus.com>
1106
1107 * mips.igen (do_dmultx): Fix typo.
1108
eb2d80b4
AC
1109Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
1110
1111 * configure: Regenerated to track ../common/aclocal.m4 changes.
1112
dd37a34b
AC
1113Fri Apr 28 20:48:36 2000 Andrew Cagney <cagney@b1.cygnus.com>
1114
1115 * mips.igen (DMxC1): Fix format arguments for sim_io_eprintf call.
1116
4c0deff4
NC
11172000-04-12 Frank Ch. Eigler <fche@redhat.com>
1118
1119 * sim-main.h (GPR_CLEAR): Define macro.
1120
e30db738
AC
1121Mon Apr 10 00:07:09 2000 Andrew Cagney <cagney@b1.cygnus.com>
1122
1123 * interp.c (decode_coproc): Output long using %lx and not %s.
1124
cb7450ea
FCE
11252000-03-21 Frank Ch. Eigler <fche@redhat.com>
1126
1127 * interp.c (sim_open): Sort & extend dummy memory regions for
1128 --board=jmr3904 for eCos.
1129
a3027dd7
FCE
11302000-03-02 Frank Ch. Eigler <fche@redhat.com>
1131
1132 * configure: Regenerated.
1133
1134Tue Feb 8 18:35:01 2000 Donald Lindsay <dlindsay@hound.cygnus.com>
1135
1136 * interp.c, mips.igen: all 5 DEADC0DE situations now have sim_io_eprintf
1137 calls, conditional on the simulator being in verbose mode.
1138
dfcd3bfb
JM
1139Fri Feb 4 09:45:15 2000 Donald Lindsay <dlindsay@cygnus.com>
1140
1141 * sim-main.c (cache_op): Added case arm so that CACHE ops to a secondary
1142 cache don't get ReservedInstruction traps.
1143
c2d11a7d
JM
11441999-11-29 Mark Salter <msalter@cygnus.com>
1145
1146 * dv-tx3904sio.c (tx3904sio_io_write_buffer): Use write value as a mask
1147 to clear status bits in sdisr register. This is how the hardware works.
1148
1149 * interp.c (sim_open): Added more memory aliases for jmr3904 hardware
1150 being used by cygmon.
1151
4ce44c66
JM
11521999-11-11 Andrew Haley <aph@cygnus.com>
1153
1154 * interp.c (decode_coproc): Correctly handle DMFC0 and DMTC0
1155 instructions.
1156
cff3e48b
JM
1157Thu Sep 9 15:12:08 1999 Geoffrey Keating <geoffk@cygnus.com>
1158
1159 * mips.igen (MULT): Correct previous mis-applied patch.
1160
d4f3574e
SS
1161Tue Sep 7 13:34:54 1999 Geoffrey Keating <geoffk@cygnus.com>
1162
1163 * mips.igen (delayslot32): Handle sequence like
1164 mtc1 $at,$f12 ; jal fp_add ; mov.s $f13,$f12
1165 correctly by calling ENGINE_ISSUE_PREFIX_HOOK() before issue.
1166 (MULT): Actually pass the third register...
1167
11681999-09-03 Mark Salter <msalter@cygnus.com>
1169
1170 * interp.c (sim_open): Added more memory aliases for additional
1171 hardware being touched by cygmon on jmr3904 board.
1172
1173Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
1174
1175 * configure: Regenerated to track ../common/aclocal.m4 changes.
1176
a0b3c4fd
JM
1177Tue Jul 27 16:36:51 1999 Andrew Cagney <cagney@amy.cygnus.com>
1178
1179 * interp.c (sim_store_register): Handle case where client - GDB -
1180 specifies that a 4 byte register is 8 bytes in size.
1181 (sim_fetch_register): Ditto.
1182
adf40b2e
JM
11831999-07-14 Frank Ch. Eigler <fche@cygnus.com>
1184
1185 Implement "sim firmware" option, inspired by jimb's version of 1998-01.
1186 * interp.c (firmware_option_p): New global flag: "sim firmware" given.
1187 (idt_monitor_base): Base address for IDT monitor traps.
1188 (pmon_monitor_base): Ditto for PMON.
1189 (lsipmon_monitor_base): Ditto for LSI PMON.
1190 (MONITOR_BASE, MONITOR_SIZE): Removed macros.
1191 (mips_option): Add "firmware" option with new OPTION_FIRMWARE key.
1192 (sim_firmware_command): New function.
1193 (mips_option_handler): Call it for OPTION_FIRMWARE.
1194 (sim_open): Allocate memory for idt_monitor region. If "--board"
1195 option was given, add no monitor by default. Add BREAK hooks only if
1196 monitors are also there.
1197
43e526b9
JM
1198Mon Jul 12 00:02:27 1999 Andrew Cagney <cagney@amy.cygnus.com>
1199
1200 * interp.c (sim_monitor): Flush output before reading input.
1201
1202Sun Jul 11 19:28:11 1999 Andrew Cagney <cagney@b1.cygnus.com>
1203
1204 * tconfig.in (SIM_HANDLES_LMA): Always define.
1205
1206Thu Jul 8 16:06:59 1999 Andrew Cagney <cagney@b1.cygnus.com>
1207
1208 From Mark Salter <msalter@cygnus.com>:
1209 * interp.c (BOARD_BSP): Define. Add to list of possible boards.
1210 (sim_open): Add setup for BSP board.
1211
9846de1b
JM
1212Wed Jul 7 12:45:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
1213
1214 * mips.igen (MULT, MULTU): Add syntax for two operand version.
1215 (DMFC0, DMTC0): Recognize. Call DecodeCoproc which will report
1216 them as unimplemented.
1217
cd0fc7c3
SS
12181999-05-08 Felix Lee <flee@cygnus.com>
1219
1220 * configure: Regenerated to track ../common/aclocal.m4 changes.
1221
7a292a7a
SS
12221999-04-21 Frank Ch. Eigler <fche@cygnus.com>
1223
1224 * mips.igen (bc0f): For the TX39 only, decode this as a no-op stub.
1225
1226Thu Apr 15 14:15:17 1999 Andrew Cagney <cagney@amy.cygnus.com>
1227
1228 * configure.in: Any mips64vr5*-*-* target should have
1229 -DTARGET_ENABLE_FR=1.
1230 (default_endian): Any mips64vr*el-*-* target should default to
1231 LITTLE_ENDIAN.
1232 * configure: Re-generate.
1233
12341999-02-19 Gavin Romig-Koch <gavin@cygnus.com>
1235
1236 * mips.igen (ldl): Extend from _16_, not 32.
1237
1238Wed Jan 27 18:51:38 1999 Andrew Cagney <cagney@chook.cygnus.com>
1239
1240 * interp.c (sim_store_register): Force registers written to by GDB
1241 into an un-interpreted state.
1242
c906108c
SS
12431999-02-05 Frank Ch. Eigler <fche@cygnus.com>
1244
1245 * dv-tx3904sio.c (tx3904sio_tickle): After a polled I/O from the
1246 CPU, start periodic background I/O polls.
1247 (tx3904sio_poll): New function: periodic I/O poller.
1248
12491998-12-30 Frank Ch. Eigler <fche@cygnus.com>
1250
1251 * mips.igen (BREAK): Call signal_exception instead of sim_engine_halt.
1252
1253Tue Dec 29 16:03:53 1998 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1254
1255 * configure.in, configure (mips64vr5*-*-*): Added missing ;; in
1256 case statement.
1257
12581998-12-29 Frank Ch. Eigler <fche@cygnus.com>
1259
1260 * interp.c (sim_open): Allocate jm3904 memory in smaller chunks.
1261 (load_word): Call SIM_CORE_SIGNAL hook on error.
1262 (signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook before
1263 starting. For exception dispatching, pass PC instead of NULL_CIA.
1264 (decode_coproc): Use COP0_BADVADDR to store faulting address.
1265 * sim-main.h (COP0_BADVADDR): Define.
1266 (SIM_CORE_SIGNAL): Define hook to call mips_core_signal.
1267 (SIM_CPU_EXCEPTION*): Define hooks to call mips_cpu_exception*().
1268 (_sim_cpu): Add exc_* fields to store register value snapshots.
1269 * mips.igen (*): Replace memory-related SignalException* calls
1270 with references to SIM_CORE_SIGNAL hook.
1271
1272 * dv-tx3904irc.c (tx3904irc_port_event): printf format warning
1273 fix.
1274 * sim-main.c (*): Minor warning cleanups.
1275
12761998-12-24 Gavin Romig-Koch <gavin@cygnus.com>
1277
1278 * m16.igen (DADDIU5): Correct type-o.
1279
1280Mon Dec 21 10:34:48 1998 Andrew Cagney <cagney@chook>
1281
1282 * mips.igen (do_ddiv, do_ddivu): Pacify GCC. Update hi/lo via tmp
1283 variables.
1284
1285Wed Dec 16 18:20:28 1998 Andrew Cagney <cagney@chook>
1286
1287 * Makefile.in (SIM_EXTRA_CFLAGS): No longer need to add .../newlib
1288 to include path.
1289 (interp.o): Add dependency on itable.h
1290 (oengine.c, gencode): Delete remaining references.
1291 (BUILT_SRC_FROM_GEN): Clean up.
1292
12931998-12-16 Gavin Romig-Koch <gavin@cygnus.com>
1294
1295 * vr4run.c: New.
1296 * Makefile.in (SIM_HACK_OBJ,HACK_OBJS,HACK_GEN_SRCS,libhack.a,
1297 tmp-hack,tmp-m32-hack,tmp-m16-hack,tmp-itable-hack,
1298 tmp-run-hack) : New.
1299 * m16.igen (LD,DADDIU,DADDUI5,DADJSP,DADDIUSP,DADDI,DADDU,DSUBU,
1300 DSLL,DSRL,DSRA,DSLLV,DSRAV,DMULT,DMULTU,DDIV,DDIVU,JALX32,JALX):
1301 Drop the "64" qualifier to get the HACK generator working.
1302 Use IMMEDIATE rather than IMMED. Use SHAMT rather than SHIFT.
1303 * mips.igen (do_daddiu,do_ddiv,do_divu): Remove the 64-only
1304 qualifier to get the hack generator working.
1305 (do_dsll,do_dsllv,do_dsra,do_dsrl,do_dsrlv): New.
1306 (DSLL): Use do_dsll.
1307 (DSLLV): Use do_dsllv.
1308 (DSRA): Use do_dsra.
1309 (DSRL): Use do_dsrl.
1310 (DSRLV): Use do_dsrlv.
1311 (BC1): Move *vr4100 to get the HACK generator working.
1312 (CxC1, DMxC1, MxC1,MACCU,MACCHI,MACCHIU): Rename to
1313 get the HACK generator working.
1314 (MACC) Rename to get the HACK generator working.
1315 (DMACC,MACCS,DMACCS): Add the 64.
1316
13171998-12-12 Gavin Romig-Koch <gavin@cygnus.com>
1318
1319 * mips.igen (BC1): Renamed to BC1a and BC1b to avoid conflicts.
1320 * sim-main.h (SizeFGR): Handle TARGET_ENABLE_FR.
1321
13221998-12-11 Gavin Romig-Koch <gavin@cygnus.com>
1323
1324 * mips/interp.c (DEBUG): Cleanups.
1325
13261998-12-10 Frank Ch. Eigler <fche@cygnus.com>
1327
1328 * dv-tx3904sio.c (tx3904sio_io_read_buffer): Endianness fixes.
1329 (tx3904sio_tickle): fflush after a stdout character output.
1330
13311998-12-03 Frank Ch. Eigler <fche@cygnus.com>
1332
1333 * interp.c (sim_close): Uninstall modules.
1334
1335Wed Nov 25 13:41:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
1336
1337 * sim-main.h, interp.c (sim_monitor): Change to global
1338 function.
1339
1340Wed Nov 25 17:33:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
1341
1342 * configure.in (vr4100): Only include vr4100 instructions in
1343 simulator.
1344 * configure: Re-generate.
1345 * m16.igen (*): Tag all mips16 instructions as also being vr4100.
1346
1347Mon Nov 23 18:20:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1348
1349 * Makefile.in (SIM_CFLAGS): Do not define WITH_IGEN.
1350 * sim-main.h, sim-main.c, interp.c: Delete #if WITH_IGEN keeping
1351 true alternative.
1352
1353 * configure.in (sim_default_gen, sim_use_gen): Replace with
1354 sim_gen.
1355 (--enable-sim-igen): Delete config option. Always using IGEN.
1356 * configure: Re-generate.
1357
1358 * Makefile.in (gencode): Kill, kill, kill.
1359 * gencode.c: Ditto.
1360
1361Mon Nov 23 18:07:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1362
1363 * configure.in: Configure mips64vr4100-elf nee mips64vr41* as a 64
1364 bit mips16 igen simulator.
1365 * configure: Re-generate.
1366
1367 * mips.igen (check_div_hilo, check_mult_hilo, check_mf_hilo): Mark
1368 as part of vr4100 ISA.
1369 * vr.igen: Mark all instructions as 64 bit only.
1370
1371Mon Nov 23 17:07:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1372
1373 * interp.c (get_cell, sim_monitor, fetch_str, CoProcPresent):
1374 Pacify GCC.
1375
1376Mon Nov 23 13:23:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
1377
1378 * configure.in: Configure mips-lsi-elf nee mips*lsi* as a
1379 mipsIII/mips16 igen simulator. Fix sim_gen VS sim_igen typos.
1380 * configure: Re-generate.
1381
1382 * m16.igen (BREAK): Define breakpoint instruction.
1383 (JALX32): Mark instruction as mips16 and not r3900.
1384 * mips.igen (C.cond.fmt): Fix typo in instruction format.
1385
1386 * sim-main.h (PENDING_FILL): Wrap C statements in do/while.
1387
1388Sat Nov 7 09:54:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1389
1390 * gencode.c (build_instruction - BREAK): For MIPS16, handle BREAK
1391 insn as a debug breakpoint.
1392
1393 * sim-main.h (PENDING_SLOT_BIT): Fix, was incorrectly defined as
1394 pending.slot_size.
1395 (PENDING_SCHED): Clean up trace statement.
1396 (PENDING_SCHED): Increment PENDING_IN and PENDING_TOTAL.
1397 (PENDING_FILL): Delay write by only one cycle.
1398 (PENDING_FILL): For FSRs, write fmt_uninterpreted to FPR_STATE.
1399
1400 * sim-main.c (pending_tick): Clean up trace statements. Add trace
1401 of pending writes.
1402 (pending_tick): Fix sizes in switch statements, 4 & 8 instead of
1403 32 & 64.
1404 (pending_tick): Move incrementing of index to FOR statement.
1405 (pending_tick): Only update PENDING_OUT after a write has occured.
1406
1407 * configure.in: Add explicit mips-lsi-* target. Use gencode to
1408 build simulator.
1409 * configure: Re-generate.
1410
1411 * interp.c (sim_engine_run OLD): Delete explicit call to
1412 PENDING_TICK. Now called via ENGINE_ISSUE_PREFIX_HOOK.
1413
1414Sat Oct 30 09:49:10 1998 Frank Ch. Eigler <fche@cygnus.com>
1415
1416 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Add dummy
1417 interrupt level number to match changed SignalExceptionInterrupt
1418 macro.
1419
1420Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
1421
1422 * interp.c: #include "itable.h" if WITH_IGEN.
1423 (get_insn_name): New function.
1424 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
1425 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
1426
1427Mon Sep 14 12:36:44 1998 Frank Ch. Eigler <fche@cygnus.com>
1428
1429 * configure: Rebuilt to inhale new common/aclocal.m4.
1430
1431Tue Sep 1 15:39:18 1998 Frank Ch. Eigler <fche@cygnus.com>
1432
1433 * dv-tx3904sio.c: Include sim-assert.h.
1434
1435Tue Aug 25 12:49:46 1998 Frank Ch. Eigler <fche@cygnus.com>
1436
1437 * dv-tx3904sio.c: New file: tx3904 serial I/O module.
1438 * configure.in: Add dv-tx3904sio, dv-sockser for tx39 target.
1439 Reorganize target-specific sim-hardware checks.
1440 * configure: rebuilt.
1441 * interp.c (sim_open): For tx39 target boards, set
1442 OPERATING_ENVIRONMENT, add tx3904sio devices.
1443 * tconfig.in: For tx39 target, set SIM_HANDLES_LMA for loading
1444 ROM executables. Install dv-sockser into sim-modules list.
1445
1446 * dv-tx3904irc.c: Compiler warning clean-up.
1447 * dv-tx3904tmr.c: Compiler warning clean-up. Remove particularly
1448 frequent hw-trace messages.
1449
1450Fri Jul 31 18:14:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
1451
1452 * vr.igen (MulAcc): Identify as a vr4100 specific function.
1453
1454Sat Jul 25 16:03:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1455
1456 * Makefile.in (IGEN_INCLUDE): Add vr.igen.
1457
1458 * vr.igen: New file.
1459 (MAC/MADD16, DMAC/DMADD16): Implement using code from gencode.c.
1460 * mips.igen: Define vr4100 model. Include vr.igen.
1461Mon Jun 29 09:21:07 1998 Gavin Koch <gavin@cygnus.com>
1462
1463 * mips.igen (check_mf_hilo): Correct check.
1464
1465Wed Jun 17 12:20:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1466
1467 * sim-main.h (interrupt_event): Add prototype.
1468
1469 * dv-tx3904tmr.c (tx3904tmr_io_write_buffer): Delete unused
1470 register_ptr, register_value.
1471 (deliver_tx3904tmr_tick): Fix types passed to printf fmt.
1472
1473 * sim-main.h (tracefh): Make extern.
1474
1475Tue Jun 16 14:39:00 1998 Frank Ch. Eigler <fche@cygnus.com>
1476
1477 * dv-tx3904tmr.c: Deschedule timer event after dispatching.
1478 Reduce unnecessarily high timer event frequency.
1479 * dv-tx3904cpu.c: Ditto for interrupt event.
1480
1481Wed Jun 10 13:22:32 1998 Frank Ch. Eigler <fche@cygnus.com>
1482
1483 * interp.c (decode_coproc): For TX39, add stub COP0 register #7,
1484 to allay warnings.
1485 (interrupt_event): Made non-static.
1486
1487 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Correct accidental
1488 interchange of configuration values for external vs. internal
1489 clock dividers.
1490
1491Tue Jun 9 12:46:24 1998 Ian Carmichael <iancarm@cygnus.com>
1492
1493 * mips.igen (BREAK): Moved code to here for
1494 simulator-reserved break instructions.
1495 * gencode.c (build_instruction): Ditto.
1496 * interp.c (signal_exception): Code moved from here. Non-
1497 reserved instructions now use exception vector, rather
1498 than halting sim.
1499 * sim-main.h: Moved magic constants to here.
1500
1501Tue Jun 9 12:29:50 1998 Frank Ch. Eigler <fche@cygnus.com>
1502
1503 * dv-tx3904cpu.c (deliver_*_interrupt,*_port_event): Set the CAUSE
1504 register upon non-zero interrupt event level, clear upon zero
1505 event value.
1506 * dv-tx3904irc.c (*_port_event): Handle deactivated interrupt signal
1507 by passing zero event value.
1508 (*_io_{read,write}_buffer): Endianness fixes.
1509 * dv-tx3904tmr.c (*_io_{read,write}_buffer): Endianness fixes.
1510 (deliver_*_tick): Reduce sim event interval to 75% of count interval.
1511
1512 * interp.c (sim_open): Added jmr3904pal board type that adds PAL-based
1513 serial I/O and timer module at base address 0xFFFF0000.
1514
1515Tue Jun 9 11:52:29 1998 Gavin Koch <gavin@cygnus.com>
1516
1517 * mips.igen (SWC1) : Correct the handling of ReverseEndian
1518 and BigEndianCPU.
1519
1520Tue Jun 9 11:40:57 1998 Gavin Koch <gavin@cygnus.com>
1521
1522 * configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips
1523 parts.
1524 * configure: Update.
1525
1526Thu Jun 4 15:37:33 1998 Frank Ch. Eigler <fche@cygnus.com>
1527
1528 * dv-tx3904tmr.c: New file - implements tx3904 timer.
1529 * dv-tx3904{irc,cpu}.c: Mild reformatting.
1530 * configure.in: Include tx3904tmr in hw_device list.
1531 * configure: Rebuilt.
1532 * interp.c (sim_open): Instantiate three timer instances.
1533 Fix address typo of tx3904irc instance.
1534
1535Tue Jun 2 15:48:02 1998 Ian Carmichael <iancarm@cygnus.com>
1536
1537 * interp.c (signal_exception): SystemCall exception now uses
1538 the exception vector.
1539
1540Mon Jun 1 18:18:26 1998 Frank Ch. Eigler <fche@cygnus.com>
1541
1542 * interp.c (decode_coproc): For TX39, add stub COP0 register #3,
1543 to allay warnings.
1544
1545Fri May 29 11:40:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1546
1547 * configure.in (sim_igen_filter): Match mips*tx39 not mipst*tx39.
1548
1549Mon May 25 20:47:45 1998 Andrew Cagney <cagney@b1.cygnus.com>
1550
1551 * dv-tx3904cpu.c, dv-tx3904irc.c: Rename *_callback to *_method.
1552
1553 * dv-tx3904cpu.c, dv-tx3904irc.c: Include hw-main.h and
1554 sim-main.h. Declare a struct hw_descriptor instead of struct
1555 hw_device_descriptor.
1556
1557Mon May 25 12:41:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1558
1559 * mips.igen (do_store_left, do_load_left): Compute nr of left and
1560 right bits and then re-align left hand bytes to correct byte
1561 lanes. Fix incorrect computation in do_store_left when loading
1562 bytes from second word.
1563
1564Fri May 22 13:34:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1565
1566 * configure.in (SIM_AC_OPTION_HARDWARE): Only enable when tx3904.
1567 * interp.c (sim_open): Only create a device tree when HW is
1568 enabled.
1569
1570 * dv-tx3904irc.c (tx3904irc_finish): Pacify GCC.
1571 * interp.c (signal_exception): Ditto.
1572
1573Thu May 21 14:24:11 1998 Gavin Koch <gavin@cygnus.com>
1574
1575 * gencode.c: Mark BEGEZALL as LIKELY.
1576
1577Thu May 21 18:57:19 1998 Andrew Cagney <cagney@b1.cygnus.com>
1578
1579 * sim-main.h (ALU32_END): Sign extend 32 bit results.
1580 * mips.igen (ADD, SUB, ADDI, DADD, DSUB): Trace.
1581
1582Mon May 18 18:22:42 1998 Frank Ch. Eigler <fche@cygnus.com>
1583
1584 * configure.in (SIM_AC_OPTION_HARDWARE): Added common hardware
1585 modules. Recognize TX39 target with "mips*tx39" pattern.
1586 * configure: Rebuilt.
1587 * sim-main.h (*): Added many macros defining bits in
1588 TX39 control registers.
1589 (SignalInterrupt): Send actual PC instead of NULL.
1590 (SignalNMIReset): New exception type.
1591 * interp.c (board): New variable for future use to identify
1592 a particular board being simulated.
1593 (mips_option_handler,mips_options): Added "--board" option.
1594 (interrupt_event): Send actual PC.
1595 (sim_open): Make memory layout conditional on board setting.
1596 (signal_exception): Initial implementation of hardware interrupt
1597 handling. Accept another break instruction variant for simulator
1598 exit.
1599 (decode_coproc): Implement RFE instruction for TX39.
1600 (mips.igen): Decode RFE instruction as such.
1601 * configure.in (tx3904cpu,tx3904irc): Added devices for tx3904.
1602 * interp.c: Define "jmr3904" and "jmr3904debug" board types and
1603 bbegin to implement memory map.
1604 * dv-tx3904cpu.c: New file.
1605 * dv-tx3904irc.c: New file.
1606
1607Wed May 13 14:40:11 1998 Gavin Koch <gavin@cygnus.com>
1608
1609 * mips.igen (check_mt_hilo): Create a separate r3900 version.
1610
1611Wed May 13 14:11:46 1998 Gavin Koch <gavin@cygnus.com>
1612
1613 * tx.igen (madd,maddu): Replace calls to check_op_hilo
1614 with calls to check_div_hilo.
1615
1616Wed May 13 09:59:27 1998 Gavin Koch <gavin@cygnus.com>
1617
1618 * mips/mips.igen (check_op_hilo,check_mult_hilo,check_div_hilo):
1619 Replace check_op_hilo with check_mult_hilo and check_div_hilo.
1620 Add special r3900 version of do_mult_hilo.
1621 (do_dmultx,do_mult,do_multu): Replace calls to check_op_hilo
1622 with calls to check_mult_hilo.
1623 (do_ddiv,do_ddivu,do_div,do_divu): Replace calls to check_op_hilo
1624 with calls to check_div_hilo.
1625
1626Tue May 12 15:22:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
1627
1628 * configure.in (SUBTARGET_R3900): Define for mipstx39 target.
1629 Document a replacement.
1630
1631Fri May 8 17:48:19 1998 Ian Carmichael <iancarm@cygnus.com>
1632
1633 * interp.c (sim_monitor): Make mon_printf work.
1634
1635Wed May 6 19:42:19 1998 Doug Evans <devans@canuck.cygnus.com>
1636
1637 * sim-main.h (INSN_NAME): New arg `cpu'.
1638
1639Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
1640
1641 * configure: Regenerated to track ../common/aclocal.m4 changes.
1642
1643Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
1644
1645 * configure: Regenerated to track ../common/aclocal.m4 changes.
1646 * config.in: Ditto.
1647
1648Sun Apr 26 15:20:01 1998 Tom Tromey <tromey@cygnus.com>
1649
1650 * acconfig.h: New file.
1651 * configure.in: Reverted change of Apr 24; use sinclude again.
1652
1653Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
1654
1655 * configure: Regenerated to track ../common/aclocal.m4 changes.
1656 * config.in: Ditto.
1657
1658Fri Apr 24 11:19:20 1998 Tom Tromey <tromey@cygnus.com>
1659
1660 * configure.in: Don't call sinclude.
1661
1662Fri Apr 24 11:35:01 1998 Andrew Cagney <cagney@chook.cygnus.com>
1663
1664 * mips.igen (do_store_left): Pass 0 not NULL to store_memory.
1665
1666Tue Apr 21 11:59:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1667
1668 * mips.igen (ERET): Implement.
1669
1670 * interp.c (decode_coproc): Return sign-extended EPC.
1671
1672 * mips.igen (ANDI, LUI, MFC0): Add tracing code.
1673
1674 * interp.c (signal_exception): Do not ignore Trap.
1675 (signal_exception): On TRAP, restart at exception address.
1676 (HALT_INSTRUCTION, HALT_INSTRUCTION_MASK): Define.
1677 (signal_exception): Update.
1678 (sim_open): Patch V_COMMON interrupt vector with an abort sequence
1679 so that TRAP instructions are caught.
1680
1681Mon Apr 20 11:26:55 1998 Andrew Cagney <cagney@b1.cygnus.com>
1682
1683 * sim-main.h (struct hilo_access, struct hilo_history): Define,
1684 contains HI/LO access history.
1685 (struct _sim_cpu): Make hiaccess and loaccess of type hilo_access.
1686 (HIACCESS, LOACCESS): Delete, replace with
1687 (HIHISTORY, LOHISTORY): New macros.
1688 (CHECKHILO): Delete all, moved to mips.igen
1689
1690 * gencode.c (build_instruction): Do not generate checks for
1691 correct HI/LO register usage.
1692
1693 * interp.c (old_engine_run): Delete checks for correct HI/LO
1694 register usage.
1695
1696 * mips.igen (check_mt_hilo, check_mf_hilo, check_op_hilo,
1697 check_mf_cycles): New functions.
1698 (do_mfhi, do_mflo, "mthi", "mtlo", do_ddiv, do_ddivu, do_div,
1699 do_divu, domultx, do_mult, do_multu): Use.
1700
1701 * tx.igen ("madd", "maddu"): Use.
1702
1703Wed Apr 15 18:31:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
1704
1705 * mips.igen (DSRAV): Use function do_dsrav.
1706 (SRAV): Use new function do_srav.
1707
1708 * m16.igen (BEQZ, BNEZ): Compare GPR[TRX] not GPR[RX].
1709 (B): Sign extend 11 bit immediate.
1710 (EXT-B*): Shift 16 bit immediate left by 1.
1711 (ADDIU*): Don't sign extend immediate value.
1712
1713Wed Apr 15 10:32:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
1714
1715 * m16run.c (sim_engine_run): Restore CIA after handling an event.
1716
1717 * sim-main.h (DELAY_SLOT, NULLIFY_NEXT_INSTRUCTION): For IGEN, use
1718 functions.
1719
1720 * mips.igen (delayslot32, nullify_next_insn): New functions.
1721 (m16.igen): Always include.
1722 (do_*): Add more tracing.
1723
1724 * m16.igen (delayslot16): Add NIA argument, could be called by a
1725 32 bit MIPS16 instruction.
1726
1727 * interp.c (ifetch16): Move function from here.
1728 * sim-main.c (ifetch16): To here.
1729
1730 * sim-main.c (ifetch16, ifetch32): Update to match current
1731 implementations of LH, LW.
1732 (signal_exception): Don't print out incorrect hex value of illegal
1733 instruction.
1734
1735Wed Apr 15 00:17:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1736
1737 * m16run.c (sim_engine_run): Use IMEM16 and IMEM32 to fetch an
1738 instruction.
1739
1740 * m16.igen: Implement MIPS16 instructions.
1741
1742 * mips.igen (do_addiu, do_addu, do_and, do_daddiu, do_daddu,
1743 do_ddiv, do_ddivu, do_div, do_divu, do_dmultx, do_dmultu, do_srav,
1744 do_dsubu, do_mfhi, do_mflo, do_mult, do_multu, do_nor, do_or,
1745 do_sll, do_sllv, do_slt, do_slti, do_sltiu, do_sltu, do_sra,
1746 do_srl, do_srlv, do_subu, do_xor, do_xori): New functions. Move
1747 bodies of corresponding code from 32 bit insn to these. Also used
1748 by MIPS16 versions of functions.
1749
1750 * sim-main.h (RAIDX, T8IDX, T8, SPIDX): Define.
1751 (IMEM16): Drop NR argument from macro.
1752
1753Sat Apr 4 22:39:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1754
1755 * Makefile.in (SIM_OBJS): Add sim-main.o.
1756
1757 * sim-main.h (address_translation, load_memory, store_memory,
1758 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Mark
1759 as INLINE_SIM_MAIN.
1760 (pr_addr, pr_uword64): Declare.
1761 (sim-main.c): Include when H_REVEALS_MODULE_P.
1762
1763 * interp.c (address_translation, load_memory, store_memory,
1764 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Move
1765 from here.
1766 * sim-main.c: To here. Fix compilation problems.
1767
1768 * configure.in: Enable inlining.
1769 * configure: Re-config.
1770
1771Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1772
1773 * configure: Regenerated to track ../common/aclocal.m4 changes.
1774
1775Fri Apr 3 04:32:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
1776
1777 * mips.igen: Include tx.igen.
1778 * Makefile.in (IGEN_INCLUDE): Add tx.igen.
1779 * tx.igen: New file, contains MADD and MADDU.
1780
1781 * interp.c (load_memory): When shifting bytes, use LOADDRMASK not
1782 the hardwired constant `7'.
1783 (store_memory): Ditto.
1784 (LOADDRMASK): Move definition to sim-main.h.
1785
1786 mips.igen (MTC0): Enable for r3900.
1787 (ADDU): Add trace.
1788
1789 mips.igen (do_load_byte): Delete.
1790 (do_load, do_store, do_load_left, do_load_write, do_store_left,
1791 do_store_right): New functions.
1792 (SW*, LW*, SD*, LD*, SH, LH, SB, LB): Use.
1793
1794 configure.in: Let the tx39 use igen again.
1795 configure: Update.
1796
1797Thu Apr 2 10:59:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1798
1799 * interp.c (sim_monitor): get_mem_info returns a 4 byte quantity,
1800 not an address sized quantity. Return zero for cache sizes.
1801
1802Wed Apr 1 23:47:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
1803
1804 * mips.igen (r3900): r3900 does not support 64 bit integer
1805 operations.
1806
1807Mon Mar 30 14:46:05 1998 Gavin Koch <gavin@cygnus.com>
1808
1809 * configure.in (mipstx39*-*-*): Use gencode simulator rather
1810 than igen one.
1811 * configure : Rebuild.
1812
1813Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
1814
1815 * configure: Regenerated to track ../common/aclocal.m4 changes.
1816
1817Fri Mar 27 15:01:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1818
1819 * interp.c (mips_option_handler): Iterate over MAX_NR_PROCESSORS.
1820
1821Wed Mar 25 16:44:27 1998 Ian Carmichael <iancarm@cygnus.com>
1822
1823 * configure: Regenerated to track ../common/aclocal.m4 changes.
1824 * config.in: Regenerated to track ../common/aclocal.m4 changes.
1825
1826Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
1827
1828 * configure: Regenerated to track ../common/aclocal.m4 changes.
1829
1830Wed Mar 25 10:05:46 1998 Andrew Cagney <cagney@b1.cygnus.com>
1831
1832 * interp.c (Max, Min): Comment out functions. Not yet used.
1833
1834Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
1835
1836 * configure: Regenerated to track ../common/aclocal.m4 changes.
1837
1838Tue Mar 17 19:05:20 1998 Frank Ch. Eigler <fche@cygnus.com>
1839
1840 * Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
1841 configurable settings for stand-alone simulator.
1842
1843 * configure.in: Added X11 search, just in case.
1844
1845 * configure: Regenerated.
1846
1847Wed Mar 11 14:09:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
1848
1849 * interp.c (sim_write, sim_read, load_memory, store_memory):
1850 Replace sim_core_*_map with read_map, write_map, exec_map resp.
1851
1852Tue Mar 3 13:58:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
1853
1854 * sim-main.h (GETFCC): Return an unsigned value.
1855
1856Tue Mar 3 13:21:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1857
1858 * mips.igen (DIV): Fix check for -1 / MIN_INT.
1859 (DADD): Result destination is RD not RT.
1860
1861Fri Feb 27 13:49:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1862
1863 * sim-main.h (HIACCESS, LOACCESS): Always define.
1864
1865 * mdmx.igen (Maxi, Mini): Rename Max, Min.
1866
1867 * interp.c (sim_info): Delete.
1868
1869Fri Feb 27 18:41:01 1998 Doug Evans <devans@canuck.cygnus.com>
1870
1871 * interp.c (DECLARE_OPTION_HANDLER): Use it.
1872 (mips_option_handler): New argument `cpu'.
1873 (sim_open): Update call to sim_add_option_table.
1874
1875Wed Feb 25 18:56:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
1876
1877 * mips.igen (CxC1): Add tracing.
1878
1879Fri Feb 20 17:43:21 1998 Andrew Cagney <cagney@b1.cygnus.com>
1880
1881 * sim-main.h (Max, Min): Declare.
1882
1883 * interp.c (Max, Min): New functions.
1884
1885 * mips.igen (BC1): Add tracing.
1886
1887Thu Feb 19 14:50:00 1998 John Metzler <jmetzler@cygnus.com>
1888
1889 * interp.c Added memory map for stack in vr4100
1890
1891Thu Feb 19 10:21:21 1998 Gavin Koch <gavin@cygnus.com>
1892
1893 * interp.c (load_memory): Add missing "break"'s.
1894
1895Tue Feb 17 12:45:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
1896
1897 * interp.c (sim_store_register, sim_fetch_register): Pass in
1898 length parameter. Return -1.
1899
1900Tue Feb 10 11:57:40 1998 Ian Carmichael <iancarm@cygnus.com>
1901
1902 * interp.c: Added hardware init hook, fixed warnings.
1903
1904Sat Feb 7 17:16:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1905
1906 * Makefile.in (itable.h itable.c): Depend on SIM_@sim_gen@_ALL.
1907
1908Tue Feb 3 11:36:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
1909
1910 * interp.c (ifetch16): New function.
1911
1912 * sim-main.h (IMEM32): Rename IMEM.
1913 (IMEM16_IMMED): Define.
1914 (IMEM16): Define.
1915 (DELAY_SLOT): Update.
1916
1917 * m16run.c (sim_engine_run): New file.
1918
1919 * m16.igen: All instructions except LB.
1920 (LB): Call do_load_byte.
1921 * mips.igen (do_load_byte): New function.
1922 (LB): Call do_load_byte.
1923
1924 * mips.igen: Move spec for insn bit size and high bit from here.
1925 * Makefile.in (tmp-igen, tmp-m16): To here.
1926
1927 * m16.dc: New file, decode mips16 instructions.
1928
1929 * Makefile.in (SIM_NO_ALL): Define.
1930 (tmp-m16): Generate both 16 bit and 32 bit simulator engines.
1931
1932Tue Feb 3 11:28:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
1933
1934 * configure.in (mips_fpu_bitsize): For tx39, restrict floating
1935 point unit to 32 bit registers.
1936 * configure: Re-generate.
1937
1938Sun Feb 1 15:47:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1939
1940 * configure.in (sim_use_gen): Make IGEN the default simulator
1941 generator for generic 32 and 64 bit mips targets.
1942 * configure: Re-generate.
1943
1944Sun Feb 1 16:52:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1945
1946 * sim-main.h (SizeFGR): Determine from floating-point and not gpr
1947 bitsize.
1948
1949 * interp.c (sim_fetch_register, sim_store_register): Read/write
1950 FGR from correct location.
1951 (sim_open): Set size of FGR's according to
1952 WITH_TARGET_FLOATING_POINT_BITSIZE.
1953
1954 * sim-main.h (FGR): Store floating point registers in a separate
1955 array.
1956
1957Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
1958
1959 * configure: Regenerated to track ../common/aclocal.m4 changes.
1960
1961Tue Feb 3 00:10:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1962
1963 * interp.c (ColdReset): Call PENDING_INVALIDATE.
1964
1965 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Call PENDING_TICK.
1966
1967 * interp.c (pending_tick): New function. Deliver pending writes.
1968
1969 * sim-main.h (PENDING_FILL, PENDING_TICK, PENDING_SCHED,
1970 PENDING_BIT, PENDING_INVALIDATE): Re-write pipeline code so that
1971 it can handle mixed sized quantites and single bits.
1972
1973Mon Feb 2 17:43:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
1974
1975 * interp.c (oengine.h): Do not include when building with IGEN.
1976 (sim_open): Replace GPRLEN by WITH_TARGET_WORD_BITSIZE.
1977 (sim_info): Ditto for PROCESSOR_64BIT.
1978 (sim_monitor): Replace ut_reg with unsigned_word.
1979 (*): Ditto for t_reg.
1980 (LOADDRMASK): Define.
1981 (sim_open): Remove defunct check that host FP is IEEE compliant,
1982 using software to emulate floating point.
1983 (value_fpr, ...): Always compile, was conditional on HASFPU.
1984
1985Sun Feb 1 11:15:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
1986
1987 * sim-main.h (sim_state): Make the cpu array MAX_NR_PROCESSORS in
1988 size.
1989
1990 * interp.c (SD, CPU): Define.
1991 (mips_option_handler): Set flags in each CPU.
1992 (interrupt_event): Assume CPU 0 is the one being iterrupted.
1993 (sim_close): Do not clear STATE, deleted anyway.
1994 (sim_write, sim_read): Assume CPU zero's vm should be used for
1995 data transfers.
1996 (sim_create_inferior): Set the PC for all processors.
1997 (sim_monitor, store_word, load_word, mips16_entry): Add cpu
1998 argument.
1999 (mips16_entry): Pass correct nr of args to store_word, load_word.
2000 (ColdReset): Cold reset all cpu's.
2001 (signal_exception): Pass cpu to sim_monitor & mips16_entry.
2002 (sim_monitor, load_memory, store_memory, signal_exception): Use
2003 `CPU' instead of STATE_CPU.
2004
2005
2006 * sim-main.h: Replace uses of STATE_CPU with CPU. Replace sd with
2007 SD or CPU_.
2008
2009 * sim-main.h (signal_exception): Add sim_cpu arg.
2010 (SignalException*): Pass both SD and CPU to signal_exception.
2011 * interp.c (signal_exception): Update.
2012
2013 * sim-main.h (value_fpr, store_fpr, dotrace, ifetch32), interp.c:
2014 Ditto
2015 (sync_operation, prefetch, cache_op, store_memory, load_memory,
2016 address_translation): Ditto
2017 (decode_coproc, cop_lw, cop_ld, cop_sw, cop_sd): Ditto.
2018
2019Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
2020
2021 * configure: Regenerated to track ../common/aclocal.m4 changes.
2022
2023Sat Jan 31 14:49:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
2024
2025 * interp.c (sim_engine_run): Add `nr_cpus' argument.
2026
2027 * mips.igen (model): Map processor names onto BFD name.
2028
2029 * sim-main.h (CPU_CIA): Delete.
2030 (SET_CIA, GET_CIA): Define
2031
2032Wed Jan 21 16:16:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
2033
2034 * sim-main.h (GPR_SET): Define, used by igen when zeroing a
2035 regiser.
2036
2037 * configure.in (default_endian): Configure a big-endian simulator
2038 by default.
2039 * configure: Re-generate.
2040
2041Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
2042
2043 * configure: Regenerated to track ../common/aclocal.m4 changes.
2044
2045Mon Jan 5 20:38:54 1998 Mark Alexander <marka@cygnus.com>
2046
2047 * interp.c (sim_monitor): Handle Densan monitor outbyte
2048 and inbyte functions.
2049
20501997-12-29 Felix Lee <flee@cygnus.com>
2051
2052 * interp.c (sim_engine_run): msvc cpp barfs on #if (a==b!=c).
2053
2054Wed Dec 17 14:48:20 1997 Jeffrey A Law (law@cygnus.com)
2055
2056 * Makefile.in (tmp-igen): Arrange for $zero to always be
2057 reset to zero after every instruction.
2058
2059Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2060
2061 * configure: Regenerated to track ../common/aclocal.m4 changes.
2062 * config.in: Ditto.
2063
2064Wed Dec 10 17:10:45 1997 Jeffrey A Law (law@cygnus.com)
2065
2066 * mips.igen (MSUB): Fix to work like MADD.
2067 * gencode.c (MSUB): Similarly.
2068
2069Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
2070
2071 * configure: Regenerated to track ../common/aclocal.m4 changes.
2072
2073Wed Nov 26 11:00:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2074
2075 * mips.igen (LWC1): Correct assembler - lwc1 not swc1.
2076
2077Sun Nov 23 01:45:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2078
2079 * sim-main.h (sim-fpu.h): Include.
2080
2081 * interp.c (convert, SquareRoot, Recip, Divide, Multiply, Sub,
2082 Add, Negate, AbsoluteValue, Equal, Less, Infinity, NaN): Rewrite
2083 using host independant sim_fpu module.
2084
2085Thu Nov 20 19:56:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2086
2087 * interp.c (signal_exception): Report internal errors with SIGABRT
2088 not SIGQUIT.
2089
2090 * sim-main.h (C0_CONFIG): New register.
2091 (signal.h): No longer include.
2092
2093 * interp.c (decode_coproc): Allow access C0_CONFIG to register.
2094
2095Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
2096
2097 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
2098
2099Fri Nov 14 11:56:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2100
2101 * mips.igen: Tag vr5000 instructions.
2102 (ANDI): Was missing mipsIV model, fix assembler syntax.
2103 (do_c_cond_fmt): New function.
2104 (C.cond.fmt): Handle mips I-III which do not support CC field
2105 separatly.
2106 (bc1): Handle mips IV which do not have a delaed FCC separatly.
2107 (SDR): Mask paddr when BigEndianMem, not the converse as specified
2108 in IV3.2 spec.
2109 (DMULT, DMULTU): Force use of hosts 64bit multiplication. Handle
2110 vr5000 which saves LO in a GPR separatly.
2111
2112 * configure.in (enable-sim-igen): For vr5000, select vr5000
2113 specific instructions.
2114 * configure: Re-generate.
2115
2116Wed Nov 12 14:42:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
2117
2118 * Makefile.in (SIM_OBJS): Add sim-fpu module.
2119
2120 * interp.c (store_fpr), sim-main.h: Add separate fmt_uninterpreted_32 and
2121 fmt_uninterpreted_64 bit cases to switch. Convert to
2122 fmt_formatted,
2123
2124 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Define,
2125
2126 * mips.igen (SWR): Mask paddr when BigEndianMem, not the converse
2127 as specified in IV3.2 spec.
2128 (MTC1, DMTC1): Call StoreFPR to store the GPR in the FPR.
2129
2130Tue Nov 11 12:38:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2131
2132 * mips.igen: Delay slot branches add OFFSET to NIA not CIA.
2133 (MFC0, MTC0, SWC1, LWC1, SDC1, LDC1): Implement.
2134 (MTC1, MFC1, DMTC1, DMFC1, CFC1, CTC1): Implement separate non
2135 PENDING_FILL versions of instructions. Simplify.
2136 (X): New function.
2137 (MULT, MULTU): Implement separate RD==0 and RD!=0 versions of
2138 instructions.
2139 (BEQZ, ..., SLT, SLTI, TLT, TLE, TLI, ...): Explicitly cast GPR to
2140 a signed value.
2141 (MTHI, MFHI): Disable code checking HI-LO.
2142
2143 * sim-main.h (dotrace,tracefh), interp.c: Make dotrace & tracefh
2144 global.
2145 (NULLIFY_NEXT_INSTRUCTION): Call dotrace.
2146
2147Thu Nov 6 16:36:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
2148
2149 * gencode.c (build_mips16_operands): Replace IPC with cia.
2150
2151 * interp.c (sim_monitor, signal_exception, cache_op, store_fpr,
2152 value_fpr, cop_ld, cop_lw, cop_sw, cop_sd, decode_coproc): Replace
2153 IPC to `cia'.
2154 (UndefinedResult): Replace function with macro/function
2155 combination.
2156 (sim_engine_run): Don't save PC in IPC.
2157
2158 * sim-main.h (IPC): Delete.
2159
2160
2161 * interp.c (signal_exception, store_word, load_word,
2162 address_translation, load_memory, store_memory, cache_op,
2163 prefetch, sync_operation, ifetch, value_fpr, store_fpr, convert,
2164 cop_lw, cop_ld, cop_sw, cop_sd, decode_coproc, sim_monitor): Add
2165 current instruction address - cia - argument.
2166 (sim_read, sim_write): Call address_translation directly.
2167 (sim_engine_run): Rename variable vaddr to cia.
2168 (signal_exception): Pass cia to sim_monitor
2169
2170 * sim-main.h (SignalException, LoadWord, StoreWord, CacheOp,
2171 Prefetch, SyncOperation, ValueFPR, StoreFPR, Convert, COP_LW,
2172 COP_LD, COP_SW, COP_SD, DecodeCoproc): Update.
2173
2174 * sim-main.h (SignalExceptionSimulatorFault): Delete definition.
2175 * interp.c (sim_open): Replace SignalExceptionSimulatorFault with
2176 SIM_ASSERT.
2177
2178 * interp.c (signal_exception): Pass restart address to
2179 sim_engine_restart.
2180
2181 * Makefile.in (semantics.o, engine.o, support.o, itable.o,
2182 idecode.o): Add dependency.
2183
2184 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESUME_HOOK):
2185 Delete definitions
2186 (DELAY_SLOT): Update NIA not PC with branch address.
2187 (NULLIFY_NEXT_INSTRUCTION): Set NIA to instruction after next.
2188
2189 * mips.igen: Use CIA not PC in branch calculations.
2190 (illegal): Call SignalException.
2191 (BEQ, ADDIU): Fix assembler.
2192
2193Wed Nov 5 12:19:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2194
2195 * m16.igen (JALX): Was missing.
2196
2197 * configure.in (enable-sim-igen): New configuration option.
2198 * configure: Re-generate.
2199
2200 * sim-main.h (MAX_INSNS, INSN_NAME): Define.
2201
2202 * interp.c (load_memory, store_memory): Delete parameter RAW.
2203 (sim_read, sim_write): Use sim_core_{read,write}_buffer directly
2204 bypassing {load,store}_memory.
2205
2206 * sim-main.h (ByteSwapMem): Delete definition.
2207
2208 * Makefile.in (SIM_OBJS): Add sim-memopt module.
2209
2210 * interp.c (sim_do_command, sim_commands): Delete mips specific
2211 commands. Handled by module sim-options.
2212
2213 * sim-main.h (SIM_HAVE_FLATMEM): Undefine, use sim-core.o module.
2214 (WITH_MODULO_MEMORY): Define.
2215
2216 * interp.c (sim_info): Delete code printing memory size.
2217
2218 * interp.c (mips_size): Nee sim_size, delete function.
2219 (power2): Delete.
2220 (monitor, monitor_base, monitor_size): Delete global variables.
2221 (sim_open, sim_close): Delete code creating monitor and other
2222 memory regions. Use sim-memopts module, via sim_do_commandf, to
2223 manage memory regions.
2224 (load_memory, store_memory): Use sim-core for memory model.
2225
2226 * interp.c (address_translation): Delete all memory map code
2227 except line forcing 32 bit addresses.
2228
2229Wed Nov 5 11:21:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2230
2231 * sim-main.h (WITH_TRACE): Delete definition. Enables common
2232 trace options.
2233
2234 * interp.c (logfh, logfile): Delete globals.
2235 (sim_open, sim_close): Delete code opening & closing log file.
2236 (mips_option_handler): Delete -l and -n options.
2237 (OPTION mips_options): Ditto.
2238
2239 * interp.c (OPTION mips_options): Rename option trace to dinero.
2240 (mips_option_handler): Update.
2241
2242Wed Nov 5 09:35:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2243
2244 * interp.c (fetch_str): New function.
2245 (sim_monitor): Rewrite using sim_read & sim_write.
2246 (sim_open): Check magic number.
2247 (sim_open): Write monitor vectors into memory using sim_write.
2248 (MONITOR_BASE, MONITOR_SIZE, MEM_SIZE): Define.
2249 (sim_read, sim_write): Simplify - transfer data one byte at a
2250 time.
2251 (load_memory, store_memory): Clarify meaning of parameter RAW.
2252
2253 * sim-main.h (isHOST): Defete definition.
2254 (isTARGET): Mark as depreciated.
2255 (address_translation): Delete parameter HOST.
2256
2257 * interp.c (address_translation): Delete parameter HOST.
2258
2259Wed Oct 29 11:13:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2260
2261 * mips.igen:
2262
2263 * Makefile.in (IGEN_INCLUDE): Files included by mips.igen.
2264 (tmp-igen, tmp-m16): Depend on IGEN_INCLUDE.
2265
2266Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
2267
2268 * mips.igen: Add model filter field to records.
2269
2270Mon Oct 27 17:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2271
2272 * Makefile.in (SIM_NO_CFLAGS): Define. Define WITH_IGEN=0.
2273
2274 interp.c (sim_engine_run): Do not compile function sim_engine_run
2275 when WITH_IGEN == 1.
2276
2277 * configure.in (sim_igen_flags, sim_m16_flags): Set according to
2278 target architecture.
2279
2280 Makefile.in (tmp-igen, tmp-m16): Drop -F and -M options to
2281 igen. Replace with configuration variables sim_igen_flags /
2282 sim_m16_flags.
2283
2284 * m16.igen: New file. Copy mips16 insns here.
2285 * mips.igen: From here.
2286
2287Mon Oct 27 13:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2288
2289 * Makefile.in (SIM_NO_OBJ): Define, move SIM_M16_OBJ, SIM_IGEN_OBJ
2290 to top.
2291 (tmp-igen, tmp-m16): Pass -I srcdir to igen.
2292
2293Sat Oct 25 16:51:40 1997 Gavin Koch <gavin@cygnus.com>
2294
2295 * gencode.c (build_instruction): Follow sim_write's lead in using
2296 BigEndianMem instead of !ByteSwapMem.
2297
2298Fri Oct 24 17:41:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
2299
2300 * configure.in (sim_gen): Dependent on target, select type of
2301 generator. Always select old style generator.
2302
2303 configure: Re-generate.
2304
2305 Makefile.in (tmp-igen, tmp-m16, clean-m16, clean-igen): New
2306 targets.
2307 (SIM_M16_CFLAGS, SIM_M16_ALL, SIM_M16_OBJ, BUILT_SRC_FROM_M16,
2308 SIM_IGEN_CFLAGS, SIM_IGEN_ALL, SIM_IGEN_OBJ, BUILT_SRC_FROM_IGEN,
2309 IGEN_TRACE, IGEN_INSN, IGEN_DC): Define
2310 (SIM_EXTRA_CFLAGS, SIM_EXTRA_ALL, SIM_OBJS): Add member
2311 SIM_@sim_gen@_*, set by autoconf.
2312
2313Wed Oct 22 12:52:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2314
2315 * sim-main.h (NULLIFY_NEXT_INSTRUCTION, DELAY_SLOT): Define.
2316
2317 * interp.c (ColdReset): Remove #ifdef HASFPU, check
2318 CURRENT_FLOATING_POINT instead.
2319
2320 * interp.c (ifetch32): New function. Fetch 32 bit instruction.
2321 (address_translation): Raise exception InstructionFetch when
2322 translation fails and isINSTRUCTION.
2323
2324 * interp.c (sim_open, sim_write, sim_monitor, store_word,
2325 sim_engine_run): Change type of of vaddr and paddr to
2326 address_word.
2327 (address_translation, prefetch, load_memory, store_memory,
2328 cache_op): Change type of vAddr and pAddr to address_word.
2329
2330 * gencode.c (build_instruction): Change type of vaddr and paddr to
2331 address_word.
2332
2333Mon Oct 20 15:29:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
2334
2335 * sim-main.h (ALU64_END, ALU32_END): Use ALU*_OVERFLOW_RESULT
2336 macro to obtain result of ALU op.
2337
2338Tue Oct 21 17:39:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2339
2340 * interp.c (sim_info): Call profile_print.
2341
2342Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2343
2344 * Makefile.in (SIM_OBJS): Add sim-profile.o module.
2345
2346 * sim-main.h (WITH_PROFILE): Do not define, defined in
2347 common/sim-config.h. Use sim-profile module.
2348 (simPROFILE): Delete defintion.
2349
2350 * interp.c (PROFILE): Delete definition.
2351 (mips_option_handler): Delete 'p', 'y' and 'x' profile options.
2352 (sim_close): Delete code writing profile histogram.
2353 (mips_set_profile, mips_set_profile_size, writeout16, writeout32):
2354 Delete.
2355 (sim_engine_run): Delete code profiling the PC.
2356
2357Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2358
2359 * sim-main.h (SIGNEXTEND): Force type of result to unsigned_word.
2360
2361 * interp.c (sim_monitor): Make register pointers of type
2362 unsigned_word*.
2363
2364 * sim-main.h: Make registers of type unsigned_word not
2365 signed_word.
2366
2367Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2368
2369 * interp.c (sync_operation): Rename from SyncOperation, make
2370 global, add SD argument.
2371 (prefetch): Rename from Prefetch, make global, add SD argument.
2372 (decode_coproc): Make global.
2373
2374 * sim-main.h (SyncOperation, DecodeCoproc, Pefetch): Define.
2375
2376 * gencode.c (build_instruction): Generate DecodeCoproc not
2377 decode_coproc calls.
2378
2379 * interp.c (SETFCC, GETFCC, PREVCOC1): Move to sim-main.h
2380 (SizeFGR): Move to sim-main.h
2381 (simHALTEX, simHALTIN, simTRACE, simPROFILE, simDELAYSLOT,
2382 simSIGINT, simJALDELAYSLOT): Move to sim-main.h
2383 (FP_FLAGS, FP_ENABLE, FP_CAUSE, IR, UF, OF, DZ, IO, UO): Move to
2384 sim-main.h.
2385 (FP_FS, FP_MASK_RM, FP_SH_RM, FP_RM_NEAREST, FP_RM_TOPINF,
2386 FP_RM_TOMINF, GETRM): Move to sim-main.h.
2387 (Uncached, CachedNoncoherent, CachedCoherent, Cached,
2388 isINSTRUCTION, ..., AccessLength_BYTE, ...): Move to sim-main.h.
2389 (UserMode, BigEndianMem, ByteSwapMem, ReverseEndian,
2390 BigEndianCPU, status_KSU_mask, ...). Moved to sim-main.h
2391
2392 * sim-main.h (ALU32_END, ALU64_END): Define. When overflow raise
2393 exception.
2394 (sim-alu.h): Include.
2395 (NULLIFY_NIA, NULL_CIA, CPU_CIA): Define.
2396 (sim_cia): Typedef to instruction_address.
2397
2398Thu Oct 16 10:31:41 1997 Andrew Cagney <cagney@b1.cygnus.com>
2399
2400 * Makefile.in (interp.o): Rename generated file engine.c to
2401 oengine.c.
2402
2403 * interp.c: Update.
2404
2405Thu Oct 16 10:31:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
2406
2407 * gencode.c (build_instruction): Use FPR_STATE not fpr_state.
2408
2409Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2410
2411 * gencode.c (build_instruction): For "FPSQRT", output correct
2412 number of arguments to Recip.
2413
2414Tue Oct 14 17:38:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
2415
2416 * Makefile.in (interp.o): Depends on sim-main.h
2417
2418 * interp.c (mips16_entry, ColdReset,dotrace): Add SD argument. Use GPR not registers.
2419
2420 * sim-main.h (sim_cpu): Add registers, register_widths, fpr_state,
2421 ipc, dspc, pending_*, hiaccess, loaccess, state, dsstate fields.
2422 (REGISTERS, REGISTER_WIDTHS, FPR_STATE, IPC, DSPC, PENDING_*,
2423 STATE, DSSTATE): Define
2424 (GPR, FGRIDX, ..): Define.
2425
2426 * interp.c (registers, register_widths, fpr_state, ipc, dspc,
2427 pending_*, hiaccess, loaccess, state, dsstate): Delete globals.
2428 (GPR, FGRIDX, ...): Delete macros.
2429
2430 * interp.c: Update names to match defines from sim-main.h
2431
2432Tue Oct 14 15:11:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
2433
2434 * interp.c (sim_monitor): Add SD argument.
2435 (sim_warning): Delete. Replace calls with calls to
2436 sim_io_eprintf.
2437 (sim_error): Delete. Replace calls with sim_io_error.
2438 (open_trace, writeout32, writeout16, getnum): Add SD argument.
2439 (mips_set_profile): Rename from sim_set_profile. Add SD argument.
2440 (mips_set_profile_size): Rename from sim_set_profile_size. Add SD
2441 argument.
2442 (mips_size): Rename from sim_size. Add SD argument.
2443
2444 * interp.c (simulator): Delete global variable.
2445 (callback): Delete global variable.
2446 (mips_option_handler, sim_open, sim_write, sim_read,
2447 sim_store_register, sim_fetch_register, sim_info, sim_do_command,
2448 sim_size,sim_monitor): Use sim_io_* not callback->*.
2449 (sim_open): ZALLOC simulator struct.
2450 (PROFILE): Do not define.
2451
2452Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2453
2454 * interp.c (sim_open), support.h: Replace CHECKSIM macro found in
2455 support.h with corresponding code.
2456
2457 * sim-main.h (word64, uword64), support.h: Move definition to
2458 sim-main.h.
2459 (WORD64LO, WORD64HI, SET64LO, SET64HI, WORD64, UWORD64): Ditto.
2460
2461 * support.h: Delete
2462 * Makefile.in: Update dependencies
2463 * interp.c: Do not include.
2464
2465Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2466
2467 * interp.c (address_translation, load_memory, store_memory,
2468 cache_op): Rename to from AddressTranslation et.al., make global,
2469 add SD argument
2470
2471 * sim-main.h (AddressTranslation, LoadMemory, StoreMemory,
2472 CacheOp): Define.
2473
2474 * interp.c (SignalException): Rename to signal_exception, make
2475 global.
2476
2477 * interp.c (Interrupt, ...): Move definitions to sim-main.h.
2478
2479 * sim-main.h (SignalException, SignalExceptionInterrupt,
2480 SignalExceptionInstructionFetch, SignalExceptionAddressStore,
2481 SignalExceptionAddressLoad, SignalExceptionSimulatorFault,
2482 SignalExceptionIntegerOverflow, SignalExceptionCoProcessorUnusable):
2483 Define.
2484
2485 * interp.c, support.h: Use.
2486
2487Tue Oct 14 13:19:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2488
2489 * interp.c (ValueFPR, StoreFPR), sim-main.h: Make global, rename
2490 to value_fpr / store_fpr. Add SD argument.
2491 (NaN, Infinity, Less, Equal, AbsoluteValue, Negate, Add, Sub,
2492 Multiply, Divide, Recip, SquareRoot, Convert): Make global.
2493
2494 * sim-main.h (ValueFPR, StoreFPR): Define.
2495
2496Tue Oct 14 13:06:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
2497
2498 * interp.c (sim_engine_run): Check consistency between configure
2499 WITH_TARGET_WORD_BITSIZE and WITH_FLOATING_POINT and gensim GPRLEN
2500 and HASFPU.
2501
2502 * configure.in (mips_bitsize): Configure WITH_TARGET_WORD_BITSIZE.
2503 (mips_fpu): Configure WITH_FLOATING_POINT.
2504 (mips_endian): Configure WITH_TARGET_ENDIAN.
2505 * configure: Update.
2506
2507Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2508
2509 * configure: Regenerated to track ../common/aclocal.m4 changes.
2510
2511Mon Sep 29 14:45:00 1997 Bob Manson <manson@charmed.cygnus.com>
2512
2513 * configure: Regenerated.
2514
2515Fri Sep 26 12:48:18 1997 Mark Alexander <marka@cygnus.com>
2516
2517 * interp.c: Allow Debug, DEPC, and EPC registers to be examined in GDB.
2518
2519Thu Sep 25 11:15:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2520
2521 * gencode.c (print_igen_insn_models): Assume certain architectures
2522 include all mips* instructions.
2523 (print_igen_insn_format): Use data_size==-1 as marker for MIPS16
2524 instruction.
2525
2526 * Makefile.in (tmp.igen): Add target. Generate igen input from
2527 gencode file.
2528
2529 * gencode.c (FEATURE_IGEN): Define.
2530 (main): Add --igen option. Generate output in igen format.
2531 (process_instructions): Format output according to igen option.
2532 (print_igen_insn_format): New function.
2533 (print_igen_insn_models): New function.
2534 (process_instructions): Only issue warnings and ignore
2535 instructions when no FEATURE_IGEN.
2536
2537Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2538
2539 * interp.c (COP_SD, COP_LD): Add UNUSED to pacify GCC for some
2540 MIPS targets.
2541
2542Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2543
2544 * configure: Regenerated to track ../common/aclocal.m4 changes.
2545
2546Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
2547
2548 * Makefile.in (SIM_ALIGNMENT, SIM_ENDIAN, SIM_HOSTENDIAN,
2549 SIM_RESERVED_BITS): Delete, moved to common.
2550 (SIM_EXTRA_CFLAGS): Update.
2551
2552Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2553
2554 * configure.in: Configure non-strict memory alignment.
2555 * configure: Regenerated to track ../common/aclocal.m4 changes.
2556
2557Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
2558
2559 * configure: Regenerated to track ../common/aclocal.m4 changes.
2560
2561Sat Sep 20 14:07:28 1997 Gavin Koch <gavin@cygnus.com>
2562
2563 * gencode.c (SDBBP,DERET): Added (3900) insns.
2564 (RFE): Turn on for 3900.
2565 * interp.c (DebugBreakPoint,DEPC,Debug,Debug_*): Added.
2566 (dsstate): Made global.
2567 (SUBTARGET_R3900): Added.
2568 (CANCELDELAYSLOT): New.
2569 (SignalException): Ignore SystemCall rather than ignore and
2570 terminate. Add DebugBreakPoint handling.
2571 (decode_coproc): New insns RFE, DERET; and new registers Debug
2572 and DEPC protected by SUBTARGET_R3900.
2573 (sim_engine_run): Use CANCELDELAYSLOT rather than clearing
2574 bits explicitly.
2575 * Makefile.in,configure.in: Add mips subtarget option.
2576 * configure: Update.
2577
2578Fri Sep 19 09:33:27 1997 Gavin Koch <gavin@cygnus.com>
2579
2580 * gencode.c: Add r3900 (tx39).
2581
2582
2583Tue Sep 16 15:52:04 1997 Gavin Koch <gavin@cygnus.com>
2584
2585 * gencode.c (build_instruction): Don't need to subtract 4 for
2586 JALR, just 2.
2587
2588Tue Sep 16 11:32:28 1997 Gavin Koch <gavin@cygnus.com>
2589
2590 * interp.c: Correct some HASFPU problems.
2591
2592Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
2593
2594 * configure: Regenerated to track ../common/aclocal.m4 changes.
2595
2596Fri Sep 12 12:01:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2597
2598 * interp.c (mips_options): Fix samples option short form, should
2599 be `x'.
2600
2601Thu Sep 11 09:35:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
2602
2603 * interp.c (sim_info): Enable info code. Was just returning.
2604
2605Tue Sep 9 17:30:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2606
2607 * interp.c (decode_coproc): Clarify warning about unsuported MTC0,
2608 MFC0.
2609
2610Tue Sep 9 16:28:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
2611
2612 * gencode.c (build_instruction): Use SIGNED64 for 64 bit
2613 constants.
2614 (build_instruction): Ditto for LL.
2615
2616Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
2617
2618 * configure: Regenerated to track ../common/aclocal.m4 changes.
2619
2620Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2621
2622 * configure: Regenerated to track ../common/aclocal.m4 changes.
2623 * config.in: Ditto.
2624
2625Wed Aug 27 14:12:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
2626
2627 * interp.c (sim_open): Add call to sim_analyze_program, update
2628 call to sim_config.
2629
2630Tue Aug 26 10:40:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
2631
2632 * interp.c (sim_kill): Delete.
2633 (sim_create_inferior): Add ABFD argument. Set PC from same.
2634 (sim_load): Move code initializing trap handlers from here.
2635 (sim_open): To here.
2636 (sim_load): Delete, use sim-hload.c.
2637
2638 * Makefile.in (SIM_OBJS): Add sim-hload.o module.
2639
2640Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2641
2642 * configure: Regenerated to track ../common/aclocal.m4 changes.
2643 * config.in: Ditto.
2644
2645Mon Aug 25 15:59:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2646
2647 * interp.c (sim_open): Add ABFD argument.
2648 (sim_load): Move call to sim_config from here.
2649 (sim_open): To here. Check return status.
2650
2651Fri Jul 25 15:00:45 1997 Gavin Koch <gavin@cygnus.com>
2652
2653 * gencode.c (build_instruction): Two arg MADD should
2654 not assign result to $0.
2655
2656Thu Jun 26 12:13:17 1997 Angela Marie Thomas (angela@cygnus.com)
2657
2658 * sim/mips/configure: Change default_sim_endian to 0 (bi-endian)
2659 * sim/mips/configure.in: Regenerate.
2660
2661Wed Jul 9 10:29:21 1997 Andrew Cagney <cagney@critters.cygnus.com>
2662
2663 * interp.c (SUB_REG_UW, SUB_REG_SW, SUB_REG_*): Use more explicit
2664 signed8, unsigned8 et.al. types.
2665
2666 * interp.c (SUB_REG_FETCH): Handle both little and big endian
2667 hosts when selecting subreg.
2668
2669Wed Jul 2 11:54:10 1997 Jeffrey A Law (law@cygnus.com)
2670
2671 * interp.c (sim_engine_run): Reset the ZERO register to zero
2672 regardless of FEATURE_WARN_ZERO.
2673 * gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
2674
2675Wed Jun 4 10:43:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2676
2677 * interp.c (decode_coproc): Implement MTC0 N, CAUSE.
2678 (SignalException): For BreakPoints ignore any mode bits and just
2679 save the PC.
2680 (SignalException): Always set the CAUSE register.
2681
2682Tue Jun 3 05:00:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
2683
2684 * interp.c (SignalException): Clear the simDELAYSLOT flag when an
2685 exception has been taken.
2686
2687 * interp.c: Implement the ERET and mt/f sr instructions.
2688
2689Sat May 31 00:44:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
2690
2691 * interp.c (SignalException): Don't bother restarting an
2692 interrupt.
2693
2694Fri May 30 23:41:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2695
2696 * interp.c (SignalException): Really take an interrupt.
2697 (interrupt_event): Only deliver interrupts when enabled.
2698
2699Tue May 27 20:08:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2700
2701 * interp.c (sim_info): Only print info when verbose.
2702 (sim_info) Use sim_io_printf for output.
2703
2704Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2705
2706 * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
2707 mips architectures.
2708
2709Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2710
2711 * interp.c (sim_do_command): Check for common commands if a
2712 simulator specific command fails.
2713
2714Thu May 22 09:32:03 1997 Gavin Koch <gavin@cygnus.com>
2715
2716 * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
2717 and simBE when DEBUG is defined.
2718
2719Wed May 21 09:08:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
2720
2721 * interp.c (interrupt_event): New function. Pass exception event
2722 onto exception handler.
2723
2724 * configure.in: Check for stdlib.h.
2725 * configure: Regenerate.
2726
2727 * gencode.c (build_instruction): Add UNUSED attribute to tempS
2728 variable declaration.
2729 (build_instruction): Initialize memval1.
2730 (build_instruction): Add UNUSED attribute to byte, bigend,
2731 reverse.
2732 (build_operands): Ditto.
2733
2734 * interp.c: Fix GCC warnings.
2735 (sim_get_quit_code): Delete.
2736
2737 * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
2738 * Makefile.in: Ditto.
2739 * configure: Re-generate.
2740
2741 * Makefile.in (SIM_OBJS): Add sim-watch.o module.
2742
2743Tue May 20 15:08:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2744
2745 * interp.c (mips_option_handler): New function parse argumes using
2746 sim-options.
2747 (myname): Replace with STATE_MY_NAME.
2748 (sim_open): Delete check for host endianness - performed by
2749 sim_config.
2750 (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
2751 (sim_open): Move much of the initialization from here.
2752 (sim_load): To here. After the image has been loaded and
2753 endianness set.
2754 (sim_open): Move ColdReset from here.
2755 (sim_create_inferior): To here.
2756 (sim_open): Make FP check less dependant on host endianness.
2757
2758 * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
2759 run.
2760 * interp.c (sim_set_callbacks): Delete.
2761
2762 * interp.c (membank, membank_base, membank_size): Replace with
2763 STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
2764 (sim_open): Remove call to callback->init. gdb/run do this.
2765
2766 * interp.c: Update
2767
2768 * sim-main.h (SIM_HAVE_FLATMEM): Define.
2769
2770 * interp.c (big_endian_p): Delete, replaced by
2771 current_target_byte_order.
2772
2773Tue May 20 13:55:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2774
2775 * interp.c (host_read_long, host_read_word, host_swap_word,
2776 host_swap_long): Delete. Using common sim-endian.
2777 (sim_fetch_register, sim_store_register): Use H2T.
2778 (pipeline_ticks): Delete. Handled by sim-events.
2779 (sim_info): Update.
2780 (sim_engine_run): Update.
2781
2782Tue May 20 13:42:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
2783
2784 * interp.c (sim_stop_reason): Move code determining simEXCEPTION
2785 reason from here.
2786 (SignalException): To here. Signal using sim_engine_halt.
2787 (sim_stop_reason): Delete, moved to common.
2788
2789Tue May 20 10:19:48 1997 Andrew Cagney <cagney@b2.cygnus.com>
2790
2791 * interp.c (sim_open): Add callback argument.
2792 (sim_set_callbacks): Delete SIM_DESC argument.
2793 (sim_size): Ditto.
2794
2795Mon May 19 18:20:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2796
2797 * Makefile.in (SIM_OBJS): Add common modules.
2798
2799 * interp.c (sim_set_callbacks): Also set SD callback.
2800 (set_endianness, xfer_*, swap_*): Delete.
2801 (host_read_word, host_read_long, host_swap_word, host_swap_long):
2802 Change to functions using sim-endian macros.
2803 (control_c, sim_stop): Delete, use common version.
2804 (simulate): Convert into.
2805 (sim_engine_run): This function.
2806 (sim_resume): Delete.
2807
2808 * interp.c (simulation): New variable - the simulator object.
2809 (sim_kind): Delete global - merged into simulation.
2810 (sim_load): Cleanup. Move PC assignment from here.
2811 (sim_create_inferior): To here.
2812
2813 * sim-main.h: New file.
2814 * interp.c (sim-main.h): Include.
2815
2816Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
2817
2818 * configure: Regenerated to track ../common/aclocal.m4 changes.
2819
2820Wed Apr 23 17:32:19 1997 Doug Evans <dje@canuck.cygnus.com>
2821
2822 * tconfig.in (SIM_HAVE_BIENDIAN): Define.
2823
2824Mon Apr 21 17:16:13 1997 Gavin Koch <gavin@cygnus.com>
2825
2826 * gencode.c (build_instruction): DIV instructions: check
2827 for division by zero and integer overflow before using
2828 host's division operation.
2829
2830Thu Apr 17 03:18:14 1997 Doug Evans <dje@canuck.cygnus.com>
2831
2832 * Makefile.in (SIM_OBJS): Add sim-load.o.
2833 * interp.c: #include bfd.h.
2834 (target_byte_order): Delete.
2835 (sim_kind, myname, big_endian_p): New static locals.
2836 (sim_open): Set sim_kind, myname. Move call to set_endianness to
2837 after argument parsing. Recognize -E arg, set endianness accordingly.
2838 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
2839 load file into simulator. Set PC from bfd.
2840 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
2841 (set_endianness): Use big_endian_p instead of target_byte_order.
2842
2843Wed Apr 16 17:55:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
2844
2845 * interp.c (sim_size): Delete prototype - conflicts with
2846 definition in remote-sim.h. Correct definition.
2847
2848Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2849
2850 * configure: Regenerated to track ../common/aclocal.m4 changes.
2851 * config.in: Ditto.
2852
2853Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
2854
2855 * interp.c (sim_open): New arg `kind'.
2856
2857 * configure: Regenerated to track ../common/aclocal.m4 changes.
2858
2859Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2860
2861 * configure: Regenerated to track ../common/aclocal.m4 changes.
2862
2863Tue Mar 25 11:38:22 1997 Doug Evans <dje@canuck.cygnus.com>
2864
2865 * interp.c (sim_open): Set optind to 0 before calling getopt.
2866
2867Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2868
2869 * configure: Regenerated to track ../common/aclocal.m4 changes.
2870
2871Mon Mar 17 10:52:59 1997 Gavin Koch <gavin@cetus.cygnus.com>
2872
2873 * interp.c : Replace uses of pr_addr with pr_uword64
2874 where the bit length is always 64 independent of SIM_ADDR.
2875 (pr_uword64) : added.
2876
2877Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2878
2879 * configure: Re-generate.
2880
2881Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
2882
2883 * configure: Regenerate to track ../common/aclocal.m4 changes.
2884
2885Thu Mar 13 12:51:36 1997 Doug Evans <dje@canuck.cygnus.com>
2886
2887 * interp.c (sim_open): New SIM_DESC result. Argument is now
2888 in argv form.
2889 (other sim_*): New SIM_DESC argument.
2890
2891Mon Feb 24 22:47:14 1997 Dawn Perchik <dawn@cygnus.com>
2892
2893 * interp.c: Fix printing of addresses for non-64-bit targets.
2894 (pr_addr): Add function to print address based on size.
2895
2896Wed Feb 19 14:42:09 1997 Mark Alexander <marka@cygnus.com>
2897
2898 * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
2899
2900Thu Feb 13 14:08:30 1997 Ian Lance Taylor <ian@cygnus.com>
2901
2902 * gencode.c (build_mips16_operands): Correct computation of base
2903 address for extended PC relative instruction.
2904
2905Thu Feb 6 17:16:15 1997 Ian Lance Taylor <ian@cygnus.com>
2906
2907 * interp.c (mips16_entry): Add support for floating point cases.
2908 (SignalException): Pass floating point cases to mips16_entry.
2909 (ValueFPR): Don't restrict fmt_single and fmt_word to even
2910 registers.
2911 (StoreFPR): Likewise. Also, don't clobber fpr + 1 for fmt_single
2912 or fmt_word.
2913 (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
2914 and then set the state to fmt_uninterpreted.
2915 (COP_SW): Temporarily set the state to fmt_word while calling
2916 ValueFPR.
2917
2918Tue Feb 4 16:48:25 1997 Ian Lance Taylor <ian@cygnus.com>
2919
2920 * gencode.c (build_instruction): The high order may be set in the
2921 comparison flags at any ISA level, not just ISA 4.
2922
2923Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
2924
2925 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
2926 COMMON_{PRE,POST}_CONFIG_FRAG instead.
2927 * configure.in: sinclude ../common/aclocal.m4.
2928 * configure: Regenerated.
2929
2930Fri Jan 31 11:11:45 1997 Ian Lance Taylor <ian@cygnus.com>
2931
2932 * configure: Rebuild after change to aclocal.m4.
2933
2934Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
2935
2936 * configure configure.in Makefile.in: Update to new configure
2937 scheme which is more compatible with WinGDB builds.
2938 * configure.in: Improve comment on how to run autoconf.
2939 * configure: Re-run autoconf to get new ../common/aclocal.m4.
2940 * Makefile.in: Use autoconf substitution to install common
2941 makefile fragment.
2942
2943Wed Jan 8 12:39:03 1997 Jim Wilson <wilson@cygnus.com>
2944
2945 * gencode.c (build_instruction): Use BigEndianCPU instead of
2946 ByteSwapMem.
2947
2948Thu Jan 02 22:23:04 1997 Mark Alexander <marka@cygnus.com>
2949
2950 * interp.c (sim_monitor): Make output to stdout visible in
2951 wingdb's I/O log window.
2952
2953Tue Dec 31 07:04:00 1996 Mark Alexander <marka@cygnus.com>
2954
2955 * support.h: Undo previous change to SIGTRAP
2956 and SIGQUIT values.
2957
2958Mon Dec 30 17:36:06 1996 Ian Lance Taylor <ian@cygnus.com>
2959
2960 * interp.c (store_word, load_word): New static functions.
2961 (mips16_entry): New static function.
2962 (SignalException): Look for mips16 entry and exit instructions.
2963 (simulate): Use the correct index when setting fpr_state after
2964 doing a pending move.
2965
2966Sun Dec 29 09:37:18 1996 Mark Alexander <marka@cygnus.com>
2967
2968 * interp.c: Fix byte-swapping code throughout to work on
2969 both little- and big-endian hosts.
2970
2971Sun Dec 29 09:18:32 1996 Mark Alexander <marka@cygnus.com>
2972
2973 * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
2974 with gdb/config/i386/xm-windows.h.
2975
2976Fri Dec 27 22:48:51 1996 Mark Alexander <marka@cygnus.com>
2977
2978 * gencode.c (build_instruction): Work around MSVC++ code gen bug
2979 that messes up arithmetic shifts.
2980
2981Fri Dec 20 11:04:05 1996 Stu Grossman (grossman@critters.cygnus.com)
2982
2983 * support.h: Use _WIN32 instead of __WIN32__. Also add defs for
2984 SIGTRAP and SIGQUIT for _WIN32.
2985
2986Thu Dec 19 14:07:27 1996 Ian Lance Taylor <ian@cygnus.com>
2987
2988 * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
2989 force a 64 bit multiplication.
2990 (build_instruction) [OR]: In mips16 mode, don't do anything if the
2991 destination register is 0, since that is the default mips16 nop
2992 instruction.
2993
2994Mon Dec 16 14:59:38 1996 Ian Lance Taylor <ian@cygnus.com>
2995
2996 * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
2997 (build_endian_shift): Don't check proc64.
2998 (build_instruction): Always set memval to uword64. Cast op2 to
2999 uword64 when shifting it left in memory instructions. Always use
3000 the same code for stores--don't special case proc64.
3001
3002 * gencode.c (build_mips16_operands): Fix base PC value for PC
3003 relative operands.
3004 (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
3005 jal instruction.
3006 * interp.c (simJALDELAYSLOT): Define.
3007 (JALDELAYSLOT): Define.
3008 (INDELAYSLOT, INJALDELAYSLOT): Define.
3009 (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
3010
3011Tue Dec 24 22:11:20 1996 Angela Marie Thomas (angela@cygnus.com)
3012
3013 * interp.c (sim_open): add flush_cache as a PMON routine
3014 (sim_monitor): handle flush_cache by ignoring it
3015
3016Wed Dec 11 13:53:51 1996 Jim Wilson <wilson@cygnus.com>
3017
3018 * gencode.c (build_instruction): Use !ByteSwapMem instead of
3019 BigEndianMem.
3020 * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
3021 (BigEndianMem): Rename to ByteSwapMem and change sense.
3022 (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
3023 BigEndianMem references to !ByteSwapMem.
3024 (set_endianness): New function, with prototype.
3025 (sim_open): Call set_endianness.
3026 (sim_info): Use simBE instead of BigEndianMem.
3027 (xfer_direct_word, xfer_direct_long, swap_direct_word,
3028 swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
3029 xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
3030 ifdefs, keeping the prototype declaration.
3031 (swap_word): Rewrite correctly.
3032 (ColdReset): Delete references to CONFIG. Delete endianness related
3033 code; moved to set_endianness.
3034
3035Tue Dec 10 11:32:04 1996 Jim Wilson <wilson@cygnus.com>
3036
3037 * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
3038 * interp.c (CHECKHILO): Define away.
3039 (simSIGINT): New macro.
3040 (membank_size): Increase from 1MB to 2MB.
3041 (control_c): New function.
3042 (sim_resume): Rename parameter signal to signal_number. Add local
3043 variable prev. Call signal before and after simulate.
3044 (sim_stop_reason): Add simSIGINT support.
3045 (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
3046 functions always.
3047 (sim_warning): Delete call to SignalException. Do call printf_filtered
3048 if logfh is NULL.
3049 (AddressTranslation): Add #ifdef DEBUG around debugging message and
3050 a call to sim_warning.
3051
3052Wed Nov 27 11:53:50 1996 Ian Lance Taylor <ian@cygnus.com>
3053
3054 * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
3055 16 bit instructions.
3056
3057Tue Nov 26 11:53:12 1996 Ian Lance Taylor <ian@cygnus.com>
3058
3059 Add support for mips16 (16 bit MIPS implementation):
3060 * gencode.c (inst_type): Add mips16 instruction encoding types.
3061 (GETDATASIZEINSN): Define.
3062 (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv. Add
3063 jalx. Add LEFT flag to mfhi and mflo. Add RIGHT flag to mthi and
3064 mtlo.
3065 (MIPS16_DECODE): New table, for mips16 instructions.
3066 (bitmap_val): New static function.
3067 (struct mips16_op): Define.
3068 (mips16_op_table): New table, for mips16 operands.
3069 (build_mips16_operands): New static function.
3070 (process_instructions): If PC is odd, decode a mips16
3071 instruction. Break out instruction handling into new
3072 build_instruction function.
3073 (build_instruction): New static function, broken out of
3074 process_instructions. Check modifiers rather than flags for SHIFT
3075 bit count and m[ft]{hi,lo} direction.
3076 (usage): Pass program name to fprintf.
3077 (main): Remove unused variable this_option_optind. Change
3078 ``*loptarg++'' to ``loptarg++''.
3079 (my_strtoul): Parenthesize && within ||.
3080 * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
3081 (simulate): If PC is odd, fetch a 16 bit instruction, and
3082 increment PC by 2 rather than 4.
3083 * configure.in: Add case for mips16*-*-*.
3084 * configure: Rebuild.
3085
3086Fri Nov 22 08:49:36 1996 Mark Alexander <marka@cygnus.com>
3087
3088 * interp.c: Allow -t to enable tracing in standalone simulator.
3089 Fix garbage output in trace file and error messages.
3090
3091Wed Nov 20 01:54:37 1996 Doug Evans <dje@canuck.cygnus.com>
3092
3093 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
3094 (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
3095 * configure.in: Simplify using macros in ../common/aclocal.m4.
3096 * configure: Regenerated.
3097 * tconfig.in: New file.
3098
3099Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
3100
3101 * interp.c: Fix bugs in 64-bit port.
3102 Use ansi function declarations for msvc compiler.
3103 Initialize and test file pointer in trace code.
3104 Prevent duplicate definition of LAST_EMED_REGNUM.
3105
3106Tue Oct 15 11:07:06 1996 Mark Alexander <marka@cygnus.com>
3107
3108 * interp.c (xfer_big_long): Prevent unwanted sign extension.
3109
3110Thu Sep 26 17:35:00 1996 James G. Smith <jsmith@cygnus.co.uk>
3111
3112 * interp.c (SignalException): Check for explicit terminating
3113 breakpoint value.
3114 * gencode.c: Pass instruction value through SignalException()
3115 calls for Trap, Breakpoint and Syscall.
3116
3117Thu Sep 26 11:35:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3118
3119 * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
3120 only used on those hosts that provide it.
3121 * configure.in: Add sqrt() to list of functions to be checked for.
3122 * config.in: Re-generated.
3123 * configure: Re-generated.
3124
3125Fri Sep 20 15:47:12 1996 Ian Lance Taylor <ian@cygnus.com>
3126
3127 * gencode.c (process_instructions): Call build_endian_shift when
3128 expanding STORE RIGHT, to fix swr.
3129 * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
3130 clear the high bits.
3131 * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
3132 Fix float to int conversions to produce signed values.
3133
3134Thu Sep 19 15:34:17 1996 Ian Lance Taylor <ian@cygnus.com>
3135
3136 * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
3137 (process_instructions): Correct handling of nor instruction.
3138 Correct shift count for 32 bit shift instructions. Correct sign
3139 extension for arithmetic shifts to not shift the number of bits in
3140 the type. Fix 64 bit multiply high word calculation. Fix 32 bit
3141 unsigned multiply. Fix ldxc1 and friends to use coprocessor 1.
3142 Fix madd.
3143 * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
3144 It's OK to have a mult follow a mult. What's not OK is to have a
3145 mult follow an mfhi.
3146 (Convert): Comment out incorrect rounding code.
3147
3148Mon Sep 16 11:38:16 1996 James G. Smith <jsmith@cygnus.co.uk>
3149
3150 * interp.c (sim_monitor): Improved monitor printf
3151 simulation. Tidied up simulator warnings, and added "--log" option
3152 for directing warning message output.
3153 * gencode.c: Use sim_warning() rather than WARNING macro.
3154
3155Thu Aug 22 15:03:12 1996 Ian Lance Taylor <ian@cygnus.com>
3156
3157 * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
3158 getopt1.o, rather than on gencode.c. Link objects together.
3159 Don't link against -liberty.
3160 (gencode.o, getopt.o, getopt1.o): New targets.
3161 * gencode.c: Include <ctype.h> and "ansidecl.h".
3162 (AND): Undefine after including "ansidecl.h".
3163 (ULONG_MAX): Define if not defined.
3164 (OP_*): Don't define macros; now defined in opcode/mips.h.
3165 (main): Call my_strtoul rather than strtoul.
3166 (my_strtoul): New static function.
3167
3168Wed Jul 17 18:12:38 1996 Stu Grossman (grossman@critters.cygnus.com)
3169
3170 * gencode.c (process_instructions): Generate word64 and uword64
3171 instead of `long long' and `unsigned long long' data types.
3172 * interp.c: #include sysdep.h to get signals, and define default
3173 for SIGBUS.
3174 * (Convert): Work around for Visual-C++ compiler bug with type
3175 conversion.
3176 * support.h: Make things compile under Visual-C++ by using
3177 __int64 instead of `long long'. Change many refs to long long
3178 into word64/uword64 typedefs.
3179
3180Wed Jun 26 12:24:55 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
3181
3182 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
3183 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
3184 (docdir): Removed.
3185 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
3186 (AC_PROG_INSTALL): Added.
3187 (AC_PROG_CC): Moved to before configure.host call.
3188 * configure: Rebuilt.
3189
3190Wed Jun 5 08:28:13 1996 James G. Smith <jsmith@cygnus.co.uk>
3191
3192 * configure.in: Define @SIMCONF@ depending on mips target.
3193 * configure: Rebuild.
3194 * Makefile.in (run): Add @SIMCONF@ to control simulator
3195 construction.
3196 * gencode.c: Change LOADDRMASK to 64bit memory model only.
3197 * interp.c: Remove some debugging, provide more detailed error
3198 messages, update memory accesses to use LOADDRMASK.
3199
3200Mon Jun 3 11:55:03 1996 Ian Lance Taylor <ian@cygnus.com>
3201
3202 * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
3203 AC_CHECK_LIB, and AC_CHECK_FUNCS. Change AC_OUTPUT to set
3204 stamp-h.
3205 * configure: Rebuild.
3206 * config.in: New file, generated by autoheader.
3207 * interp.c: Include "config.h". Include <stdlib.h>, <string.h>,
3208 and <strings.h> if they exist. Replace #ifdef sun with #ifdef
3209 HAVE_ANINT and HAVE_AINT, as appropriate.
3210 * Makefile.in (run): Use @LIBS@ rather than -lm.
3211 (interp.o): Depend upon config.h.
3212 (Makefile): Just rebuild Makefile.
3213 (clean): Remove stamp-h.
3214 (mostlyclean): Make the same as clean, not as distclean.
3215 (config.h, stamp-h): New targets.
3216
3217Fri May 10 00:41:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3218
3219 * interp.c (ColdReset): Fix boolean test. Make all simulator
3220 globals static.
3221
3222Wed May 8 15:12:58 1996 James G. Smith <jsmith@cygnus.co.uk>
3223
3224 * interp.c (xfer_direct_word, xfer_direct_long,
3225 swap_direct_word, swap_direct_long, xfer_big_word,
3226 xfer_big_long, xfer_little_word, xfer_little_long,
3227 swap_word,swap_long): Added.
3228 * interp.c (ColdReset): Provide function indirection to
3229 host<->simulated_target transfer routines.
3230 * interp.c (sim_store_register, sim_fetch_register): Updated to
3231 make use of indirected transfer routines.
3232
3233Fri Apr 19 15:48:24 1996 James G. Smith <jsmith@cygnus.co.uk>
3234
3235 * gencode.c (process_instructions): Ensure FP ABS instruction
3236 recognised.
3237 * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
3238 system call support.
3239
3240Wed Apr 10 09:51:38 1996 James G. Smith <jsmith@cygnus.co.uk>
3241
3242 * interp.c (sim_do_command): Complain if callback structure not
3243 initialised.
3244
3245Thu Mar 28 13:50:51 1996 James G. Smith <jsmith@cygnus.co.uk>
3246
3247 * interp.c (Convert): Provide round-to-nearest and round-to-zero
3248 support for Sun hosts.
3249 * Makefile.in (gencode): Ensure the host compiler and libraries
3250 used for cross-hosted build.
3251
3252Wed Mar 27 14:42:12 1996 James G. Smith <jsmith@cygnus.co.uk>
3253
3254 * interp.c, gencode.c: Some more (TODO) tidying.
3255
3256Thu Mar 7 11:19:33 1996 James G. Smith <jsmith@cygnus.co.uk>
3257
3258 * gencode.c, interp.c: Replaced explicit long long references with
3259 WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
3260 * support.h (SET64LO, SET64HI): Macros added.
3261
3262Wed Feb 21 12:16:21 1996 Ian Lance Taylor <ian@cygnus.com>
3263
3264 * configure: Regenerate with autoconf 2.7.
3265
3266Tue Jan 30 08:48:18 1996 Fred Fish <fnf@cygnus.com>
3267
3268 * interp.c (LoadMemory): Enclose text following #endif in /* */.
3269 * support.h: Remove superfluous "1" from #if.
3270 * support.h (CHECKSIM): Remove stray 'a' at end of line.
3271
3272Mon Dec 4 11:44:40 1995 Jamie Smith <jsmith@cygnus.com>
3273
3274 * interp.c (StoreFPR): Control UndefinedResult() call on
3275 WARN_RESULT manifest.
3276
3277Fri Dec 1 16:37:19 1995 James G. Smith <jsmith@cygnus.co.uk>
3278
3279 * gencode.c: Tidied instruction decoding, and added FP instruction
3280 support.
3281
3282 * interp.c: Added dineroIII, and BSD profiling support. Also
3283 run-time FP handling.
3284
3285Sun Oct 22 00:57:18 1995 James G. Smith <jsmith@pasanda.cygnus.co.uk>
3286
3287 * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
3288 gencode.c, interp.c, support.h: created.