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sim: testsuite: regen configure after rl78 addition
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CommitLineData
db2e4d67
MF
12011-12-03 Mike Frysinger <vapier@gentoo.org>
2
3 * aclocal.m4: New file.
4 * configure: Regenerate.
5
4399a56b
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62011-10-19 Mike Frysinger <vapier@gentoo.org>
7
8 * configure: Regenerate after common/acinclude.m4 update.
9
9c082ca8
MF
102011-10-17 Mike Frysinger <vapier@gentoo.org>
11
12 * configure.ac: Change include to common/acinclude.m4.
13
6ffe910a
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142011-10-17 Mike Frysinger <vapier@gentoo.org>
15
16 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
17 call. Replace common.m4 include with SIM_AC_COMMON.
18 * configure: Regenerate.
19
31b28250
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202011-07-08 Hans-Peter Nilsson <hp@axis.com>
21
3faa01e3
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22 * Makefile.in ($(SIM_MULTI_OBJ)): Depend on sim-main.h
23 $(SIM_EXTRA_DEPS).
24 (tmp-mach-multi): Exit early when igen fails.
31b28250 25
2419798b
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262011-07-05 Mike Frysinger <vapier@gentoo.org>
27
28 * interp.c (sim_do_command): Delete.
29
d79fe0d6
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302011-02-14 Mike Frysinger <vapier@gentoo.org>
31
32 * dv-tx3904sio.c (tx3904sio_fifo_push): Change zfree to free.
33 (tx3904sio_fifo_reset): Likewise.
34 * interp.c (sim_monitor): Likewise.
35
5558e7e6
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362010-04-14 Mike Frysinger <vapier@gentoo.org>
37
38 * interp.c (sim_write): Add const to buffer arg.
39
35aafff4
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402010-01-18 Masaki Muranaka <monaka@monami-software.com> (tiny change)
41
42 * interp.c: Don't include sysdep.h
43
3725885a
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442010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
45
46 * configure: Regenerate.
47
d6416cdc
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482009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
49
81ecdfbb
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50 * config.in: Regenerate.
51 * configure: Likewise.
52
d6416cdc
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53 * configure: Regenerate.
54
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552008-07-11 Hans-Peter Nilsson <hp@axis.com>
56
57 * configure: Regenerate to track ../common/common.m4 changes.
58 * config.in: Ditto.
59
6efef468
JM
602008-06-06 Vladimir Prus <vladimir@codesourcery.com>
61 Daniel Jacobowitz <dan@codesourcery.com>
62 Joseph Myers <joseph@codesourcery.com>
63
64 * configure: Regenerate.
65
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662007-10-22 Richard Sandiford <rsandifo@nildram.co.uk>
67
68 * mips.igen (check_fmt_p): Provide a separate mips32r2 definition
69 that unconditionally allows fmt_ps.
70 (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL, CVT.S.PU)
71 (FLOOR.L.fmt, LWXC1, MADD.fmt, MSUB.fmt, NMADD.fmt, NMSUB.fmt)
72 (PLL.PS, PLU.PS, PUL.PS, PUU.PS, ROUND.L.fmt, TRUNC.L.fmt): Change
73 filter from 64,f to 32,f.
74 (PREFX): Change filter from 64 to 32.
75 (LDXC1, LUXC1): Provide separate mips32r2 implementations
76 that use do_load_double instead of do_load. Make both LUXC1
77 versions unpredictable if SizeFGR () != 64.
78 (SDXC1, SUXC1): Extend to mips32r2, using do_store_double
79 instead of do_store. Remove unused variable. Make both SUXC1
80 versions unpredictable if SizeFGR () != 64.
81
599ca73e
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822007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
83
84 * mips.igen (ll): Fix mask for WITH_TARGET_WORD_BITSIZE == 32.
85 (sc, swxc1): Likewise. Also fix big-endian and reverse-endian
86 shifts for that case.
87
2525df03
NC
882007-09-04 Nick Clifton <nickc@redhat.com>
89
90 * interp.c (options enum): Add OPTION_INFO_MEMORY.
91 (display_mem_info): New static variable.
92 (mips_option_handler): Handle OPTION_INFO_MEMORY.
93 (mips_options): Add info-memory and memory-info.
94 (sim_open): After processing the command line and board
95 specification, check display_mem_info. If it is set then
96 call the real handler for the --memory-info command line
97 switch.
98
35ee6e1e
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992007-08-24 Joel Brobecker <brobecker@adacore.com>
100
101 * configure.ac: Change license of multi-run.c to GPL version 3.
102 * configure: Regenerate.
103
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1042007-06-28 Richard Sandiford <richard@codesourcery.com>
105
106 * configure.ac, configure: Revert last patch.
107
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1082007-06-26 Richard Sandiford <richard@codesourcery.com>
109
110 * configure.ac (sim_mipsisa3264_configs): New variable.
111 (mipsis32*-*-, mipsisa32r2*-*-*, mips64*-*-*, mips64r2*-*-*): Make
112 every configuration support all four targets, using the triplet to
113 determine the default.
114 * configure: Regenerate.
115
efdcccc9
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1162007-06-25 Richard Sandiford <richard@codesourcery.com>
117
0a7692b2 118 * Makefile.in (m16run.o): New rule.
efdcccc9 119
f532a356
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1202007-05-15 Thiemo Seufer <ths@mips.com>
121
122 * mips3264r2.igen (DSHD): Fix compile warning.
123
bfe9c90b
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1242007-05-14 Thiemo Seufer <ths@mips.com>
125
126 * mips.igen (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL,
127 CVT.S.PU, FLOOR.L.fmt, LDXC1, LUXC1, LWXC1, MADD.fmt, MSUB.fmt,
128 NMADD.fmt, NMSUB.fmt, PLL.PS, PLU.PS, PREFX, PUL.PS, PUU.PS,
129 RECIP.fmt, ROUND.L.fmt, RSQRT.fmt, SWXC1, TRUNC.L.fmt): Add support
130 for mips32r2.
131
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1322007-03-01 Thiemo Seufer <ths@mips.com>
133
134 * mips.igen (MFHI, MFLO, MTHI, MTLO): Restore support for mips32
135 and mips64.
136
8bf3ddc8
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1372007-02-20 Thiemo Seufer <ths@mips.com>
138
139 * dsp.igen: Update copyright notice.
140 * dsp2.igen: Fix copyright notice.
141
8b082fb1
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1422007-02-20 Thiemo Seufer <ths@mips.com>
143 Chao-Ying Fu <fu@mips.com>
144
145 * Makefile.in (IGEN_INCLUDE): Add dsp2.igen.
146 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
147 Add dsp2 to sim_igen_machine.
148 * configure: Regenerate.
149 * dsp.igen (do_ph_op): Add MUL support when op = 2.
150 (do_ph_mulq): New function to support mulq_rs.ph and mulq_s.ph.
151 (mulq_rs.ph): Use do_ph_mulq.
152 (MFHI, MFLO, MTHI, MTLO): Move these instructions to mips.igen.
153 * mips.igen: Add dsp2 model and include dsp2.igen.
154 (MFHI, MFLO, MTHI, MTLO): Extend these instructions for
155 for *mips32r2, *mips64r2, *dsp.
156 (MADD, MADDU, MSUB, MSUBU, MULT, MULTU): Extend these instructions
157 for *mips32r2, *mips64r2, *dsp2.
158 * dsp2.igen: New file for MIPS DSP REV 2 ASE.
159
b1004875
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1602007-02-19 Thiemo Seufer <ths@mips.com>
161 Nigel Stephens <nigel@mips.com>
162
163 * mips.igen (jalr.hb, jr.hb): Add decoder for mip32r2/mips64r2
164 jumps with hazard barrier.
165
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1662007-02-19 Thiemo Seufer <ths@mips.com>
167 Nigel Stephens <nigel@mips.com>
168
169 * interp.c (sim_monitor): Flush stdout and stderr file descriptors
170 after each call to sim_io_write.
171
b1004875 1722007-02-19 Thiemo Seufer <ths@mips.com>
07802d98 173 Nigel Stephens <nigel@mips.com>
b1004875
TS
174
175 * interp.c (ColdReset): Set CP0 Config0 to reflect the address size
176 supported by this simulator.
07802d98
TS
177 (decode_coproc): Recognise additional CP0 Config registers
178 correctly.
179
14fb6c5a
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1802007-02-19 Thiemo Seufer <ths@mips.com>
181 Nigel Stephens <nigel@mips.com>
182 David Ung <davidu@mips.com>
183
184 * cp1.c (value_fpr): Don't inherit existing FPR_STATE for
185 uninterpreted formats. If fmt is one of the uninterpreted types
186 don't update the FPR_STATE. Handle fmt_uninterpreted_32 like
187 fmt_word, and fmt_uninterpreted_64 like fmt_long.
188 (store_fpr): When writing an invalid odd register, set the
189 matching even register to fmt_unknown, not the following register.
190 * interp.c (sim_open): If STATE_MEM_SIZE isn't set then set it to
191 the the memory window at offset 0 set by --memory-size command
192 line option.
193 (sim_store_register): Handle storing 4 bytes to an 8 byte floating
194 point register.
195 (sim_fetch_register): Likewise for reading 4 bytes from an 8 byte
196 register.
197 (sim_monitor): When returning the memory size to the MIPS
198 application, use the value in STATE_MEM_SIZE, not an arbitrary
199 hardcoded value.
200 (cop_lw): Don' mess around with FPR_STATE, just pass
201 fmt_uninterpreted_32 to StoreFPR.
202 (cop_sw): Similarly.
203 (cop_ld): Pass fmt_uninterpreted_64 not fmt_uninterpreted.
204 (cop_sd): Similarly.
205 * mips.igen (not_word_value): Single version for mips32, mips64
206 and mips16.
207
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2082007-02-19 Thiemo Seufer <ths@mips.com>
209 Nigel Stephens <nigel@mips.com>
210
211 * interp.c (MEM_SIZE): Increase default memory size from 2 to 8
212 MBytes.
213
4b5d35ee
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2142007-02-17 Thiemo Seufer <ths@mips.com>
215
216 * configure.ac (mips*-sde-elf*): Move in front of generic machine
217 configuration.
218 * configure: Regenerate.
219
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2202007-02-17 Thiemo Seufer <ths@mips.com>
221
222 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
223 Add mdmx to sim_igen_machine.
224 (mipsisa64*-*-*): Likewise. Remove dsp.
225 (mipsisa32*-*-*): Remove dsp.
226 * configure: Regenerate.
227
109ad085
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2282007-02-13 Thiemo Seufer <ths@mips.com>
229
230 * configure.ac: Add mips*-sde-elf* target.
231 * configure: Regenerate.
232
921d7ad3
HPN
2332006-12-21 Hans-Peter Nilsson <hp@axis.com>
234
235 * acconfig.h: Remove.
236 * config.in, configure: Regenerate.
237
02f97da7
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2382006-11-07 Thiemo Seufer <ths@mips.com>
239
240 * dsp.igen (do_w_op): Fix compiler warning.
241
2d2733fc
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2422006-08-29 Thiemo Seufer <ths@mips.com>
243 David Ung <davidu@mips.com>
244
245 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*): Add smartmips to
246 sim_igen_machine.
247 * configure: Regenerate.
248 * mips.igen (model): Add smartmips.
249 (MADDU): Increment ACX if carry.
250 (do_mult): Clear ACX.
251 (ROR,RORV): Add smartmips.
252 (include): Include smartmips.igen.
253 * sim-main.h (ACX): Set to REGISTERS[89].
254 * smartmips.igen: New file.
255
d85c3a10
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2562006-08-29 Thiemo Seufer <ths@mips.com>
257 David Ung <davidu@mips.com>
258
259 * Makefile.in (IGEN_INCLUDE): Add missing includes for m16e.igen and
260 mips3264r2.igen. Add missing dependency rules.
261 * m16e.igen: Support for mips16e save/restore instructions.
262
e85e3205
RE
2632006-06-13 Richard Earnshaw <rearnsha@arm.com>
264
265 * configure: Regenerated.
266
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2672006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
268
269 * configure: Regenerated.
270
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DJ
2712006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
272
273 * configure: Regenerated.
274
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CF
2752006-05-15 Chao-ying Fu <fu@mips.com>
276
277 * dsp.igen (do_ph_shift, do_w_shra): Fix bugs for rounding instructions.
278
0275de4e
NC
2792006-04-18 Nick Clifton <nickc@redhat.com>
280
281 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Add missing break
282 statement.
283
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HPN
2842006-03-29 Hans-Peter Nilsson <hp@axis.com>
285
286 * configure: Regenerate.
287
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CF
2882005-12-14 Chao-ying Fu <fu@mips.com>
289
290 * Makefile.in (SIM_OBJS): Add dsp.o.
291 (dsp.o): New dependency.
292 (IGEN_INCLUDE): Add dsp.igen.
293 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*, mipsisa64r2*-*-*,
294 mipsisa64*-*-*): Add dsp to sim_igen_machine.
295 * configure: Regenerate.
296 * mips.igen: Add dsp model and include dsp.igen.
297 (MFHI, MFLO, MTHI, MTLO): Remove mips32, mips32r2, mips64, mips64r2,
298 because these instructions are extended in DSP ASE.
299 * sim-main.h (LAST_EMBED_REGNUM): Change from 89 to 96 because of
300 adding 6 DSP accumulator registers and 1 DSP control register.
301 (AC0LOIDX, AC0HIIDX, AC1LOIDX, AC1HIIDX, AC2LOIDX, AC2HIIDX, AC3LOIDX,
302 AC3HIIDX, DSPLO, DSPHI, DSPCRIDX, DSPCR, DSPCR_POS_SHIFT,
303 DSPCR_POS_MASK, DSPCR_POS_SMASK, DSPCR_SCOUNT_SHIFT, DSPCR_SCOUNT_MASK,
304 DSPCR_SCOUNT_SMASK, DSPCR_CARRY_SHIFT, DSPCR_CARRY_MASK,
305 DSPCR_CARRY_SMASK, DSPCR_CARRY, DSPCR_EFI_SHIFT, DSPCR_EFI_MASK,
306 DSPCR_EFI_SMASK, DSPCR_EFI, DSPCR_OUFLAG_SHIFT, DSPCR_OUFLAG_MASK,
307 DSPCR_OUFLAG_SMASK, DSPCR_OUFLAG4, DSPCR_OUFLAG5, DSPCR_OUFLAG6,
308 DSPCR_OUFLAG7, DSPCR_CCOND_SHIFT, DSPCR_CCOND_MASK,
309 DSPCR_CCOND_SMASK): New define.
310 (DSPLO_REGNUM, DSPHI_REGNUM): New array for DSP accumulators.
311 * dsp.c, dsp.igen: New files for MIPS DSP ASE.
312
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3132005-07-08 Ian Lance Taylor <ian@airs.com>
314
315 * tconfig.in (SIM_QUIET_NAN_NEGATED): Define.
316
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3172005-06-16 David Ung <davidu@mips.com>
318 Nigel Stephens <nigel@mips.com>
319
320 * mips.igen: New mips16e model and include m16e.igen.
321 (check_u64): Add mips16e tag.
322 * m16e.igen: New file for MIPS16e instructions.
323 * configure.ac (mipsisa32*-*-*, mipsisa32r2*-*-*, mipsisa64*-*-*,
324 mipsisa64r2*-*-*): Change sim_gen to M16, add mips16 and mips16e
325 models.
326 * configure: Regenerate.
327
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3282005-05-26 David Ung <davidu@mips.com>
329
330 * mips.igen (mips32r2, mips64r2): New ISA models. Add new model
331 tags to all instructions which are applicable to the new ISAs.
332 (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Add, moved from
333 vr.igen.
334 * mips3264r2.igen: New file for MIPS 32/64 revision 2 specific
335 instructions.
336 * vr.igen (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Move
337 to mips.igen.
338 * configure.ac (mipsisa32r2*-*-*, mipsisa64r2*-*-*): Add new targets.
339 * configure: Regenerate.
340
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3412005-03-23 Mark Kettenis <kettenis@gnu.org>
342
343 * configure: Regenerate.
344
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3452005-01-14 Andrew Cagney <cagney@gnu.org>
346
347 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
348 explicit call to AC_CONFIG_HEADER.
349 * configure: Regenerate.
350
f0569246
AC
3512005-01-12 Andrew Cagney <cagney@gnu.org>
352
353 * configure.ac: Update to use ../common/common.m4.
354 * configure: Re-generate.
355
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AC
3562005-01-11 Andrew Cagney <cagney@localhost.localdomain>
357
358 * configure: Regenerated to track ../common/aclocal.m4 changes.
359
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3602005-01-07 Andrew Cagney <cagney@gnu.org>
361
362 * configure.ac: Rename configure.in, require autoconf 2.59.
363 * configure: Re-generate.
364
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HPN
3652004-12-08 Hans-Peter Nilsson <hp@axis.com>
366
367 * configure: Regenerate for ../common/aclocal.m4 update.
368
cd62154c
AC
3692004-09-24 Monika Chaddha <monika@acmet.com>
370
371 Committed by Andrew Cagney.
372 * m16.igen (CMP, CMPI): Fix assembler.
373
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3742004-08-18 Chris Demetriou <cgd@broadcom.com>
375
376 * configure.in (mipsisa64sb1*-*-*): Add mips3d to sim_igen_machine.
377 * configure: Regenerate.
378
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3792004-06-25 Chris Demetriou <cgd@broadcom.com>
380
381 * configure.in (sim_m16_machine): Include mipsIII.
382 * configure: Regenerate.
383
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CD
3842004-05-11 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
385
386 * mips/interp.c (decode_coproc): Sign-extend the address retrieved
387 from COP0_BADVADDR.
388 * mips/sim-main.h (COP0_BADVADDR): Remove a cast.
389
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CD
3902004-04-10 Chris Demetriou <cgd@broadcom.com>
391
392 * sb1.igen (DIV.PS, RECIP.PS, RSQRT.PS, SQRT.PS): New.
393
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CD
3942004-04-09 Chris Demetriou <cgd@broadcom.com>
395
396 * mips.igen (check_fmt): Remove.
397 (ABS.fmt, ADD.fmt, C.cond.fmta, C.cond.fmtb, CEIL.L.fmt, CEIL.W)
398 (CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt, FLOOR.L.fmt)
399 (FLOOR.W.fmt, MADD.fmt, MOV.fmt, MOVtf.fmt, MOVN.fmt, MOVZ.fmt)
400 (MSUB.fmt, MUL.fmt, NEG.fmt, NMADD.fmt, NMSUB.fmt, RECIP.fmt)
401 (ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt)
402 (TRUNC.L.fmt, TRUNC.W): Explicitly specify allowed FPU formats.
403 (check_fmt_p, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
404 (FLOOR.W.fmt, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt)
405 (SQRT.fmt, TRUNC.L.fmt, TRUNC.W): Remove all uses of check_fmt.
406 (C.cnd.fmta): Remove incorrect call to check_fmt_p.
407
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4082004-04-09 Chris Demetriou <cgd@broadcom.com>
409
410 * sb1.igen (check_sbx): New function.
411 (PABSDIFF.fmt, PABSDIFC.fmt, PAVG.fmt): Use check_sbx.
412
11d66e66 4132004-03-29 Chris Demetriou <cgd@broadcom.com>
0e1b7197
RS
414 Richard Sandiford <rsandifo@redhat.com>
415
416 * sim-main.h (MIPS_MACH_HAS_MT_HILO_HAZARD)
417 (MIPS_MACH_HAS_MULT_HILO_HAZARD, MIPS_MACH_HAS_DIV_HILO_HAZARD): New.
418 * mips.igen (check_mt_hilo, check_mult_hilo, check_div_hilo): Provide
419 separate implementations for mipsIV and mipsV. Use new macros to
420 determine whether the restrictions apply.
421
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4222004-01-19 Chris Demetriou <cgd@broadcom.com>
423
424 * mips.igen (check_mf_cycles, check_mt_hilo, check_mf_hilo)
425 (check_mult_hilo): Improve comments.
426 (check_div_hilo): Likewise. Also, fork off a new version
427 to handle mips32/mips64 (since there are no hazards to check
428 in MIPS32/MIPS64).
429
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4302003-06-17 Richard Sandiford <rsandifo@redhat.com>
431
432 * mips.igen (do_dmultx): Fix check for negative operands.
433
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4342003-05-16 Ian Lance Taylor <ian@airs.com>
435
436 * Makefile.in (SHELL): Make sure this is defined.
437 (various): Use $(SHELL) whenever we invoke move-if-change.
438
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4392003-05-03 Chris Demetriou <cgd@broadcom.com>
440
441 * cp1.c: Tweak attribution slightly.
442 * cp1.h: Likewise.
443 * mdmx.c: Likewise.
444 * mdmx.igen: Likewise.
445 * mips3d.igen: Likewise.
446 * sb1.igen: Likewise.
447
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4482003-04-15 Richard Sandiford <rsandifo@redhat.com>
449
450 * vr.igen (do_vr_mul_op): Zero-extend the low 32 bits of
451 unsigned operands.
452
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AC
4532003-02-27 Andrew Cagney <cagney@redhat.com>
454
601da316
AC
455 * interp.c (sim_open): Rename _bfd to bfd.
456 (sim_create_inferior): Ditto.
6b4a8935 457
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4582003-01-14 Chris Demetriou <cgd@broadcom.com>
459
460 * mips.igen (LUXC1, SUXC1): New, for mipsV and mips64.
461
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4622003-01-14 Chris Demetriou <cgd@broadcom.com>
463
464 * mips.igen (EI, DI): Remove.
465
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4662003-01-05 Richard Sandiford <rsandifo@redhat.com>
467
468 * Makefile.in (tmp-run-multi): Fix mips16 filter.
469
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4702003-01-04 Richard Sandiford <rsandifo@redhat.com>
471 Andrew Cagney <ac131313@redhat.com>
472 Gavin Romig-Koch <gavin@redhat.com>
473 Graydon Hoare <graydon@redhat.com>
474 Aldy Hernandez <aldyh@redhat.com>
475 Dave Brolley <brolley@redhat.com>
476 Chris Demetriou <cgd@broadcom.com>
477
478 * configure.in (mips64vr*): Define TARGET_ENABLE_FR to 1.
479 (sim_mach_default): New variable.
480 (mips64vr-*-*, mips64vrel-*-*): New configurations.
481 Add a new simulator generator, MULTI.
482 * configure: Regenerate.
483 * Makefile.in (SIM_MULTI_OBJ, SIM_EXTRA_DISTCLEAN): New variables.
484 (multi-run.o): New dependency.
485 (SIM_MULTI_ALL, SIM_MULTI_IGEN_CONFIGS): New variables.
486 (tmp-mach-multi, tmp-itable-multi, tmp-run-multi): New rules.
487 (tmp-multi): Combine them.
488 (BUILT_SRC_FROM_MULTI): New variable. Depend on tmp-multi.
489 (clean-extra): Remove sources in BUILT_SRC_FROM_MULTI.
490 (distclean-extra): New rule.
491 * sim-main.h: Include bfd.h.
492 (MIPS_MACH): New macro.
493 * mips.igen (vr4120, vr5400, vr5500): New models.
494 (clo, clz, dclo, dclz, madd, maddu, msub, msub, mul): Add *vr5500.
495 * vr.igen: Replace with new version.
496
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4972003-01-04 Chris Demetriou <cgd@broadcom.com>
498
499 * configure.in: Use SIM_AC_OPTION_RESERVED_BITS(1).
500 * configure: Regenerate.
501
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5022002-12-31 Chris Demetriou <cgd@broadcom.com>
503
504 * sim-main.h (check_branch_bug, mark_branch_bug): Remove.
505 * mips.igen: Remove all invocations of check_branch_bug and
506 mark_branch_bug.
507
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5082002-12-16 Chris Demetriou <cgd@broadcom.com>
509
510 * tconfig.in: Include "gdb/callback.h" and "gdb/remote-sim.h".
511
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5122002-07-30 Chris Demetriou <cgd@broadcom.com>
513
514 * mips.igen (do_load_double, do_store_double): New functions.
515 (LDC1, SDC1): Rename to...
516 (LDC1b, SDC1b): respectively.
517 (LDC1a, SDC1a): New instructions for MIPS II and MIPS32 support.
518
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5192002-07-29 Michael Snyder <msnyder@redhat.com>
520
521 * cp1.c (fp_recip2): Modify initialization expression so that
522 GCC will recognize it as constant.
523
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5242002-06-18 Chris Demetriou <cgd@broadcom.com>
525
526 * mdmx.c (SD_): Delete.
527 (Unpredictable): Re-define, for now, to directly invoke
528 unpredictable_action().
529 (mdmx_acc_op): Fix error in .ob immediate handling.
530
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5312002-06-18 Andrew Cagney <cagney@redhat.com>
532
533 * interp.c (sim_firmware_command): Initialize `address'.
534
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5352002-06-16 Andrew Cagney <ac131313@redhat.com>
536
537 * configure: Regenerated to track ../common/aclocal.m4 changes.
538
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5392002-06-14 Chris Demetriou <cgd@broadcom.com>
540 Ed Satterthwaite <ehs@broadcom.com>
541
542 * mips3d.igen: New file which contains MIPS-3D ASE instructions.
543 * Makefile.in (IGEN_INCLUDE): Add mips3d.igen.
544 * mips.igen: Include mips3d.igen.
545 (mips3d): New model name for MIPS-3D ASE instructions.
546 (CVT.W.fmt): Don't use this instruction for word (source) format
547 instructions.
548 * cp1.c (fp_binary_r, fp_add_r, fp_mul_r, fpu_inv1, fpu_inv1_32)
549 (fpu_inv1_64, fp_recip1, fp_recip2, fpu_inv_sqrt1, fpu_inv_sqrt1_32)
550 (fpu_inv_sqrt1_64, fp_rsqrt1, fp_rsqrt2): New functions.
551 (NR_FRAC_GUARD, IMPLICIT_1): New macros.
552 * sim-main.h (fmt_pw, CompareAbs, AddR, MultiplyR, Recip1, Recip2)
553 (RSquareRoot1, RSquareRoot2): New macros.
554 (fp_add_r, fp_mul_r, fp_recip1, fp_recip2, fp_rsqrt1)
555 (fp_rsqrt2): New functions.
556 * configure.in: Add MIPS-3D support to mipsisa64 simulator.
557 * configure: Regenerate.
558
3a2b820e 5592002-06-13 Chris Demetriou <cgd@broadcom.com>
eab54952 560 Ed Satterthwaite <ehs@broadcom.com>
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561
562 * cp1.c (FP_PS_upper, FP_PS_lower, FP_PS_cat, FPQNaN_PS): New macros.
563 (value_fpr, store_fpr, fp_cmp, fp_unary, fp_binary, fp_mac)
564 (fp_inv_sqrt, fpu_format_name): Add paired-single support.
565 (convert): Note that this function is not used for paired-single
566 format conversions.
567 (ps_lower, ps_upper, pack_ps, convert_ps): New functions.
568 * mips.igen (FMT, MOVtf.fmt): Add paired-single support.
569 (check_fmt_p): Enable paired-single support.
570 (ALNV.PS, CVT.PS.S, CVT.S.PL, CVT.S.PU, PLL.PS, PLU.PS, PUL.PS)
571 (PUU.PS): New instructions.
572 (CVT.S.fmt): Don't use this instruction for paired-single format
573 destinations.
574 * sim-main.h (FP_formats): New value 'fmt_ps.'
575 (ps_lower, ps_upper, pack_ps, convert_ps): New prototypes.
576 (PSLower, PSUpper, PackPS, ConvertPS): New macros.
577
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5782002-06-12 Chris Demetriou <cgd@broadcom.com>
579
580 * mips.igen: Fix formatting of function calls in
581 many FP operations.
582
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5832002-06-12 Chris Demetriou <cgd@broadcom.com>
584
585 * mips.igen (MOVN, MOVZ): Trace result.
586 (TNEI): Print "tnei" as the opcode name in traces.
587 (CEIL.W): Add disassembly string for traces.
588 (RSQRT.fmt): Make location of disassembly string consistent
589 with other instructions.
590
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5912002-06-12 Chris Demetriou <cgd@broadcom.com>
592
593 * mips.igen (X): Delete unused function.
594
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5952002-06-08 Andrew Cagney <cagney@redhat.com>
596
597 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
598
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5992002-06-07 Chris Demetriou <cgd@broadcom.com>
600 Ed Satterthwaite <ehs@broadcom.com>
601
602 * cp1.c (inner_mac, fp_mac, inner_rsqrt, fp_inv_sqrt)
603 (fp_rsqrt, fp_madd, fp_msub, fp_nmadd, fp_nmsub): New functions.
604 * sim-main.h (fp_rsqrt, fp_madd, fp_msub, fp_nmadd)
605 (fp_nmsub): New prototypes.
606 (RSquareRoot, MultiplyAdd, MultiplySub, NegMultiplyAdd)
607 (NegMultiplySub): New defines.
608 * mips.igen (RSQRT.fmt): Use RSquareRoot().
609 (MADD.D, MADD.S): Replace with...
610 (MADD.fmt): New instruction.
611 (MSUB.D, MSUB.S): Replace with...
612 (MSUB.fmt): New instruction.
613 (NMADD.D, NMADD.S): Replace with...
614 (NMADD.fmt): New instruction.
615 (NMSUB.D, MSUB.S): Replace with...
616 (NMSUB.fmt): New instruction.
617
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6182002-06-07 Chris Demetriou <cgd@broadcom.com>
619 Ed Satterthwaite <ehs@broadcom.com>
620
621 * cp1.c: Fix more comment spelling and formatting.
622 (value_fcr, store_fcr): Use fenr_FS rather than hard-coding value.
623 (denorm_mode): New function.
624 (fpu_unary, fpu_binary): Round results after operation, collect
625 status from rounding operations, and update the FCSR.
626 (convert): Collect status from integer conversions and rounding
627 operations, and update the FCSR. Adjust NaN values that result
628 from conversions. Convert to use sim_io_eprintf rather than
629 fprintf, and remove some debugging code.
630 * cp1.h (fenr_FS): New define.
631
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6322002-06-07 Chris Demetriou <cgd@broadcom.com>
633
634 * cp1.c (convert): Remove unusable debugging code, and move MIPS
635 rounding mode to sim FP rounding mode flag conversion code into...
636 (rounding_mode): New function.
637
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6382002-06-07 Chris Demetriou <cgd@broadcom.com>
639
640 * cp1.c: Clean up formatting of a few comments.
641 (value_fpr): Reformat switch statement.
642
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6432002-06-06 Chris Demetriou <cgd@broadcom.com>
644 Ed Satterthwaite <ehs@broadcom.com>
645
646 * cp1.h: New file.
647 * sim-main.h: Include cp1.h.
648 (SETFCC, GETFCC, IR, UF, OF, DX, IO, UO, FP_FLAGS, FP_ENABLE)
649 (FP_CAUSE, GETFS, FP_RM_NEAREST, FP_RM_TOZERO, FP_RM_TOPINF)
650 (FP_RM_TOMINF, GETRM): Remove. Moved to cp1.h.
651 (FP_FS, FP_MASK_RM, FP_SH_RM, Nan, Less, Equal): Remove.
652 (value_fcr, store_fcr, test_fcsr, fp_cmp): New prototypes.
653 (ValueFCR, StoreFCR, TestFCSR, Compare): New macros.
654 * cp1.c: Don't include sim-fpu.h; already included by
655 sim-main.h. Clean up formatting of some comments.
656 (NaN, Equal, Less): Remove.
657 (test_fcsr, value_fcr, store_fcr, update_fcsr, fp_test)
658 (fp_cmp): New functions.
659 * mips.igen (do_c_cond_fmt): Remove.
660 (C.cond.fmta, C.cond.fmtb): Replace uses of do_c_cond_fmt_a with
661 Compare. Add result tracing.
662 (CxC1): Remove, replace with...
663 (CFC1a, CFC1b, CFC1c, CTC1a, CTC1b, CTC1c): New instructions.
664 (DMxC1): Remove, replace with...
665 (DMFC1a, DMFC1b, DMTC1a, DMTC1b): New instructions.
666 (MxC1): Remove, replace with...
667 (MFC1a, MFC1b, MTC1a, MTC1b): New instructions.
668
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6692002-06-04 Chris Demetriou <cgd@broadcom.com>
670
671 * sim-main.h (FGRIDX): Remove, replace all uses with...
672 (FGR_BASE): New macro.
673 (FP0_REGNUM, FCRCS_REGNUM, FCRIR_REGNUM): New macros.
674 (_sim_cpu): Move 'fgr' member to be right before 'fpr_state' member.
675 (NR_FGR, FGR): Likewise.
676 * interp.c: Replace all uses of FGRIDX with FGR_BASE.
677 * mips.igen: Likewise.
678
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6792002-06-04 Chris Demetriou <cgd@broadcom.com>
680
681 * cp1.c: Add an FSF Copyright notice to this file.
682
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6832002-06-04 Chris Demetriou <cgd@broadcom.com>
684 Ed Satterthwaite <ehs@broadcom.com>
685
686 * cp1.c (Infinity): Remove.
687 * sim-main.h (Infinity): Likewise.
688
689 * cp1.c (fp_unary, fp_binary): New functions.
690 (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div, fp_recip)
691 (fp_sqrt): New functions, implemented in terms of the above.
692 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
693 (Recip, SquareRoot): Remove (replaced by functions above).
694 * sim-main.h (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div)
695 (fp_recip, fp_sqrt): New prototypes.
696 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
697 (Recip, SquareRoot): Replace prototypes with #defines which
698 invoke the functions above.
699
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7002002-06-03 Chris Demetriou <cgd@broadcom.com>
701
702 * sim-main.h (Nan, Infinity, Less, Equal, AbsoluteValue, Negate)
703 (Add, Sub, Multiply, Divide, Recip, SquareRoot): Move lower in
704 file, remove PARAMS from prototypes.
705 (value_fpr, store_fpr, convert): Likewise. Use SIM_STATE to provide
706 simulator state arguments.
707 (ValueFPR, StoreFPR, Convert): Move lower in file. Use SIM_ARGS to
708 pass simulator state arguments.
709 * cp1.c (SD): Redefine as CPU_STATE(cpu).
710 (store_fpr, convert): Remove 'sd' argument.
711 (value_fpr): Likewise. Convert to use 'SD' instead.
712
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7132002-06-03 Chris Demetriou <cgd@broadcom.com>
714
715 * cp1.c (Min, Max): Remove #if 0'd functions.
716 * sim-main.h (Min, Max): Remove.
717
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7182002-06-03 Chris Demetriou <cgd@broadcom.com>
719
720 * cp1.c: fix formatting of switch case and default labels.
721 * interp.c: Likewise.
722 * sim-main.c: Likewise.
723
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7242002-06-03 Chris Demetriou <cgd@broadcom.com>
725
726 * cp1.c: Clean up comments which describe FP formats.
727 (FPQNaN_DOUBLE, FPQNaN_LONG): Generate using UNSIGNED64.
728
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7292002-06-03 Chris Demetriou <cgd@broadcom.com>
730 Ed Satterthwaite <ehs@broadcom.com>
731
732 * configure.in (mipsisa64sb1*-*-*): New target for supporting
733 Broadcom SiByte SB-1 processor configurations.
734 * configure: Regenerate.
735 * sb1.igen: New file.
736 * mips.igen: Include sb1.igen.
737 (sb1): New model.
738 * Makefile.in (IGEN_INCLUDE): Add sb1.igen.
739 * mdmx.igen: Add "sb1" model to all appropriate functions and
740 instructions.
741 * mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
742 (ob_func, ob_acc): Reference the above.
743 (qh_acc): Adjust to keep the same size as ob_acc.
744 * sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
745 (MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.
746
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7472002-06-03 Chris Demetriou <cgd@broadcom.com>
748
749 * Makefile.in (IGEN_INCLUDE): Add mdmx.igen.
750
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7512002-06-02 Chris Demetriou <cgd@broadcom.com>
752 Ed Satterthwaite <ehs@broadcom.com>
753
754 * mips.igen (mdmx): New (pseudo-)model.
755 * mdmx.c, mdmx.igen: New files.
756 * Makefile.in (SIM_OBJS): Add mdmx.o.
757 * sim-main.h (MDMX_accumulator, MX_fmtsel, signed24, signed48):
758 New typedefs.
759 (ACC, MX_Add, MX_AddA, MX_AddL, MX_And, MX_C_EQ, MX_C_LT, MX_Comp)
760 (MX_FMT_OB, MX_FMT_QH, MX_Max, MX_Min, MX_Msgn, MX_Mul, MX_MulA)
761 (MX_MulL, MX_MulS, MX_MulSL, MX_Nor, MX_Or, MX_Pick, MX_RAC)
762 (MX_RAC_H, MX_RAC_L, MX_RAC_M, MX_RNAS, MX_RNAU, MX_RND_AS)
763 (MX_RND_AU, MX_RND_ES, MX_RND_EU, MX_RND_ZS, MX_RND_ZU, MX_RNES)
764 (MX_RNEU, MX_RZS, MX_RZU, MX_SHFL, MX_ShiftLeftLogical)
765 (MX_ShiftRightArith, MX_ShiftRightLogical, MX_Sub, MX_SubA, MX_SubL)
766 (MX_VECT_ADD, MX_VECT_ADDA, MX_VECT_ADDL, MX_VECT_AND)
767 (MX_VECT_MAX, MX_VECT_MIN, MX_VECT_MSGN, MX_VECT_MUL, MX_VECT_MULA)
768 (MX_VECT_MULL, MX_VECT_MULS, MX_VECT_MULSL, MX_VECT_NOR)
769 (MX_VECT_OR, MX_VECT_SLL, MX_VECT_SRA, MX_VECT_SRL, MX_VECT_SUB)
770 (MX_VECT_SUBA, MX_VECT_SUBL, MX_VECT_XOR, MX_WACH, MX_WACL, MX_Xor)
771 (SIM_ARGS, SIM_STATE, UnpredictableResult, fmt_mdmx, ob_fmtsel)
772 (qh_fmtsel): New macros.
773 (_sim_cpu): New member "acc".
774 (mdmx_acc_op, mdmx_cc_op, mdmx_cpr_op, mdmx_pick_op, mdmx_rac_op)
775 (mdmx_round_op, mdmx_shuffle, mdmx_wach, mdmx_wacl): New functions.
776
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7772002-05-01 Chris Demetriou <cgd@broadcom.com>
778
779 * interp.c: Use 'deprecated' rather than 'depreciated.'
780 * sim-main.h: Likewise.
781
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7822002-05-01 Chris Demetriou <cgd@broadcom.com>
783
784 * cp1.c (store_fpr): Remove #ifdef'd out call to UndefinedResult
785 which wouldn't compile anyway.
786 * sim-main.h (unpredictable_action): New function prototype.
787 (Unpredictable): Define to call igen function unpredictable().
788 (NotWordValue): New macro to call igen function not_word_value().
789 (UndefinedResult): Remove.
790 * interp.c (undefined_result): Remove.
791 (unpredictable_action): New function.
792 * mips.igen (not_word_value, unpredictable): New functions.
793 (ADD, ADDI, do_addiu, do_addu, BGEZAL, BGEZALL, BLTZAL, BLTZALL)
794 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, do_mult, do_multu)
795 (do_sra, do_srav, do_srl, do_srlv, SUB, do_subu): Invoke
796 NotWordValue() to check for unpredictable inputs, then
797 Unpredictable() to handle them.
798
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7992002-02-24 Chris Demetriou <cgd@broadcom.com>
800
801 * mips.igen: Fix formatting of calls to Unpredictable().
802
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8032002-04-20 Andrew Cagney <ac131313@redhat.com>
804
805 * interp.c (sim_open): Revert previous change.
806
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8072002-04-18 Alexandre Oliva <aoliva@redhat.com>
808
809 * interp.c (sim_open): Disable chunk of code that wrote code in
810 vector table entries.
811
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8122002-03-19 Chris Demetriou <cgd@broadcom.com>
813
814 * cp1.c (FP_S_s, FP_D_s, FP_S_be, FP_D_be, FP_S_e, FP_D_e, FP_S_f)
815 (FP_D_f, FP_S_fb, FP_D_fb, FPINF_SINGLE, FPINF_DOUBLE): Remove
816 unused definitions.
817
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8182002-03-19 Chris Demetriou <cgd@broadcom.com>
819
820 * cp1.c: Fix many formatting issues.
821
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8222002-03-19 Chris G. Demetriou <cgd@broadcom.com>
823
824 * cp1.c (fpu_format_name): New function to replace...
825 (DOFMT): This. Delete, and update all callers.
826 (fpu_rounding_mode_name): New function to replace...
827 (RMMODE): This. Delete, and update all callers.
828
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8292002-03-19 Chris G. Demetriou <cgd@broadcom.com>
830
831 * interp.c: Move FPU support routines from here to...
832 * cp1.c: Here. New file.
833 * Makefile.in (SIM_OBJS): Add cp1.o to object list.
834 (cp1.o): New target.
835
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8362002-03-12 Chris Demetriou <cgd@broadcom.com>
837
838 * configure.in (mipsisa32*-*-*, mipsisa64*-*-*): New targets.
839 * mips.igen (mips32, mips64): New models, add to all instructions
840 and functions as appropriate.
841 (loadstore_ea, check_u64): New variant for model mips64.
842 (check_fmt_p): New variant for models mipsV and mips64, remove
843 mipsV model marking fro other variant.
844 (SLL) Rename to...
845 (SLLa) this.
846 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, SLLb): New instructions
847 for mips32 and mips64.
848 (DCLO, DCLZ): New instructions for mips64.
849
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8502002-03-07 Chris Demetriou <cgd@broadcom.com>
851
852 * mips.igen (BREAK, LUI, ORI, SYSCALL, XORI): Print
853 immediate or code as a hex value with the "%#lx" format.
854 (ANDI): Likewise, and fix printed instruction name.
855
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8562002-03-05 Chris Demetriou <cgd@broadcom.com>
857
858 * sim-main.h (UndefinedResult, Unpredictable): New macros
859 which currently do nothing.
860
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8612002-03-05 Chris Demetriou <cgd@broadcom.com>
862
863 * sim-main.h (status_UX, status_SX, status_KX, status_TS)
864 (status_PX, status_MX, status_CU0, status_CU1, status_CU2)
865 (status_CU3): New definitions.
866
867 * sim-main.h (ExceptionCause): Add new values for MIPS32
868 and MIPS64: MDMX, MCheck, CacheErr. Update comments
869 for DebugBreakPoint and NMIReset to note their status in
870 MIPS32 and MIPS64.
871 (SignalExceptionMDMX, SignalExceptionWatch, SignalExceptionMCheck)
872 (SignalExceptionCacheErr): New exception macros.
873
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8742002-03-05 Chris Demetriou <cgd@broadcom.com>
875
876 * mips.igen (check_fpu): Enable check for coprocessor 1 usability.
877 * sim-main.h (COP_Usable): Define, but for now coprocessor 1
878 is always enabled.
879 (SignalExceptionCoProcessorUnusable): Take as argument the
880 unusable coprocessor number.
881
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8822002-03-05 Chris Demetriou <cgd@broadcom.com>
883
884 * mips.igen: Fix formatting of all SignalException calls.
885
97a88e93 8862002-03-05 Chris Demetriou <cgd@broadcom.com>
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887
888 * sim-main.h (SIGNEXTEND): Remove.
889
97a88e93 8902002-03-04 Chris Demetriou <cgd@broadcom.com>
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891
892 * mips.igen: Remove gencode comment from top of file, fix
893 spelling in another comment.
894
97a88e93 8952002-03-04 Chris Demetriou <cgd@broadcom.com>
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896
897 * mips.igen (check_fmt, check_fmt_p): New functions to check
898 whether specific floating point formats are usable.
899 (ABS.fmt, ADD.fmt, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
900 (FLOOR.W.fmt, MOV.fmt, MUL.fmt, NEG.fmt, RECIP.fmt, ROUND.L.fmt)
901 (ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt, TRUNC.L.fmt, TRUNC.W):
902 Use the new functions.
903 (do_c_cond_fmt): Remove format checks...
904 (C.cond.fmta, C.cond.fmtb): And move them into all callers.
905
97a88e93 9062002-03-03 Chris Demetriou <cgd@broadcom.com>
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907
908 * mips.igen: Fix formatting of check_fpu calls.
909
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9102002-03-03 Chris Demetriou <cgd@broadcom.com>
911
912 * mips.igen (FLOOR.L.fmt): Store correct destination register.
913
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9142002-03-03 Chris Demetriou <cgd@broadcom.com>
915
916 * mips.igen: Remove whitespace at end of lines.
917
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9182002-03-02 Chris Demetriou <cgd@broadcom.com>
919
920 * mips.igen (loadstore_ea): New function to do effective
921 address calculations.
922 (do_load, do_load_left, do_load_right, LL, LDD, PREF, do_store,
923 do_store_left, do_store_right, SC, SCD, PREFX, SWC1, SWXC1,
924 CACHE): Use loadstore_ea to do effective address computations.
925
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9262002-03-02 Chris Demetriou <cgd@broadcom.com>
927
928 * interp.c (load_word): Use EXTEND32 rather than SIGNEXTEND.
929 * mips.igen (LL, CxC1, MxC1): Likewise.
930
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9312002-03-02 Chris Demetriou <cgd@broadcom.com>
932
933 * mips.igen (LL, LLD, PREF, SC, SCD, ABS.fmt, ADD.fmt, CEIL.L.fmt,
934 CEIL.W, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt,
935 FLOOR.L.fmt, FLOOR.W.fmt, MADD.D, MADD.S, MOV.fmt, MOVtf.fmt,
936 MSUB.D, MSUB.S, MUL.fmt, NEG.fmt, NMADD.D, NMADD.S, NMSUB.D,
937 NMSUB.S, PREFX, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt,
938 SQRT.fmt, SUB.fmt, SWC1, SWXC1, TRUNC.L.fmt, TRUNC.W, CACHE):
939 Don't split opcode fields by hand, use the opcode field values
940 provided by igen.
941
3e1dca16
CD
9422002-03-01 Chris Demetriou <cgd@broadcom.com>
943
944 * mips.igen (do_divu): Fix spacing.
945
946 * mips.igen (do_dsllv): Move to be right before DSLLV,
947 to match the rest of the do_<shift> functions.
948
fff8d27d
CD
9492002-03-01 Chris Demetriou <cgd@broadcom.com>
950
951 * mips.igen (do_dsll, do_dsllv, DSLL32, do_dsra, DSRA32, do_dsrl,
952 DSRL32, do_dsrlv): Trace inputs and results.
953
0d3e762b
CD
9542002-03-01 Chris Demetriou <cgd@broadcom.com>
955
956 * mips.igen (CACHE): Provide instruction-printing string.
957
958 * interp.c (signal_exception): Comment tokens after #endif.
959
eb5fcf93
CD
9602002-02-28 Chris Demetriou <cgd@broadcom.com>
961
962 * mips.igen (LWXC1): Mark with filter "64,f", rather than just "32".
963 (MOVtf, MxC1, MxC1, DMxC1, DMxC1, CxC1, CxC1, SQRT.fmt, MOV.fmt,
964 NEG.fmt, ROUND.L.fmt, TRUNC.L.fmt, CEIL.L.fmt, FLOOR.L.fmt,
965 ROUND.W.fmt, TRUNC.W, CEIL.W, FLOOR.W.fmt, RECIP.fmt, RSQRT.fmt,
966 CVT.S.fmt, CVT.D.fmt, CVT.W.fmt, CVT.L.fmt, MOVtf.fmt, C.cond.fmta,
967 C.cond.fmtb, SUB.fmt, MUL.fmt, DIV.fmt, MOVZ.fmt, MOVN.fmt, LDXC1,
968 SWXC1, SDXC1, MSUB.D, MSUB.S, NMADD.S, NMADD.D, NMSUB.S, NMSUB.D,
969 LWC1, SWC1): Add "f" to filter, since these are FP instructions.
970
bb22bd7d
CD
9712002-02-28 Chris Demetriou <cgd@broadcom.com>
972
973 * mips.igen (DSRA32, DSRAV): Fix order of arguments in
974 instruction-printing string.
975 (LWU): Use '64' as the filter flag.
976
91a177cf
CD
9772002-02-28 Chris Demetriou <cgd@broadcom.com>
978
979 * mips.igen (SDXC1): Fix instruction-printing string.
980
387f484a
CD
9812002-02-28 Chris Demetriou <cgd@broadcom.com>
982
983 * mips.igen (LDC1, SDC1): Remove mipsI model, and mark with
984 filter flags "32,f".
985
3d81f391
CD
9862002-02-27 Chris Demetriou <cgd@broadcom.com>
987
988 * mips.igen (PREFX): This is a 64-bit instruction, use '64'
989 as the filter flag.
990
af5107af
CD
9912002-02-27 Chris Demetriou <cgd@broadcom.com>
992
993 * mips.igen (PREFX): Tweak instruction opcode fields (i.e.,
994 add a comma) so that it more closely match the MIPS ISA
995 documentation opcode partitioning.
996 (PREF): Put useful names on opcode fields, and include
997 instruction-printing string.
998
ca971540
CD
9992002-02-27 Chris Demetriou <cgd@broadcom.com>
1000
1001 * mips.igen (check_u64): New function which in the future will
1002 check whether 64-bit instructions are usable and signal an
1003 exception if not. Currently a no-op.
1004 (DADD, DADDI, DADDIU, DADDU, DDIV, DDIVU, DMULT, DMULTU, DSLL,
1005 DSLL32, DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB,
1006 DSUBU, LD, LDL, LDR, LLD, LWU, SCD, SD, SDL, SDR, DMxC1, LDXC1,
1007 LWXC1, SDXC1, SWXC1, DMFC0, DMTC0): Use check_u64.
1008
1009 * mips.igen (check_fpu): New function which in the future will
1010 check whether FPU instructions are usable and signal an exception
1011 if not. Currently a no-op.
1012 (ABS.fmt, ADD.fmt, BC1a, BC1b, C.cond.fmta, C.cond.fmtb,
1013 CEIL.L.fmt, CEIL.W, CxC1, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt,
1014 CVT.W.fmt, DIV.fmt, DMxC1, DMxC1, FLOOR.L.fmt, FLOOR.W.fmt, LDC1,
1015 LDXC1, LWC1, LWXC1, MADD.D, MADD.S, MxC1, MOV.fmt, MOVtf,
1016 MOVtf.fmt, MOVN.fmt, MOVZ.fmt, MSUB.D, MSUB.S, MUL.fmt, NEG.fmt,
1017 NMADD.D, NMADD.S, NMSUB.D, NMSUB.S, RECIP.fmt, ROUND.L.fmt,
1018 ROUND.W.fmt, RSQRT.fmt, SDC1, SDXC1, SQRT.fmt, SUB.fmt, SWC1,
1019 SWXC1, TRUNC.L.fmt, TRUNC.W): Use check_fpu.
1020
1c47a468
CD
10212002-02-27 Chris Demetriou <cgd@broadcom.com>
1022
1023 * mips.igen (do_load_left, do_load_right): Move to be immediately
1024 following do_load.
1025 (do_store_left, do_store_right): Move to be immediately following
1026 do_store.
1027
603a98e7
CD
10282002-02-27 Chris Demetriou <cgd@broadcom.com>
1029
1030 * mips.igen (mipsV): New model name. Also, add it to
1031 all instructions and functions where it is appropriate.
1032
c5d00cc7
CD
10332002-02-18 Chris Demetriou <cgd@broadcom.com>
1034
1035 * mips.igen: For all functions and instructions, list model
1036 names that support that instruction one per line.
1037
074e9cb8
CD
10382002-02-11 Chris Demetriou <cgd@broadcom.com>
1039
1040 * mips.igen: Add some additional comments about supported
1041 models, and about which instructions go where.
1042 (BC1b, MFC0, MTC0, RFE): Sort supported models in the same
1043 order as is used in the rest of the file.
1044
9805e229
CD
10452002-02-11 Chris Demetriou <cgd@broadcom.com>
1046
1047 * mips.igen (ADD, ADDI, DADDI, DSUB, SUB): Add comment
1048 indicating that ALU32_END or ALU64_END are there to check
1049 for overflow.
1050 (DADD): Likewise, but also remove previous comment about
1051 overflow checking.
1052
f701dad2
CD
10532002-02-10 Chris Demetriou <cgd@broadcom.com>
1054
1055 * mips.igen (DDIV, DIV, DIVU, DMULT, DMULTU, DSLL, DSLL32,
1056 DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB, DSUBU,
1057 JALR, JR, MOVN, MOVZ, MTLO, MULT, MULTU, SLL, SLLV, SLT, SLTU,
1058 SRAV, SRLV, SUB, SUBU, SYNC, XOR, MOVtf, DI, DMFC0, DMTC0, EI,
1059 ERET, RFE, TLBP, TLBR, TLBWI, TLBWR): Tweak instruction opcode
1060 fields (i.e., add and move commas) so that they more closely
1061 match the MIPS ISA documentation opcode partitioning.
1062
10632002-02-10 Chris Demetriou <cgd@broadcom.com>
20ae0098
CD
1064
1065 * mips.igen (ADDI): Print immediate value.
1066 (BREAK): Print code.
1067 (DADDIU, DSRAV, DSRLV): Print correct instruction name.
1068 (SLL): Print "nop" specially, and don't run the code
1069 that does the shift for the "nop" case.
1070
9e52972e
FF
10712001-11-17 Fred Fish <fnf@redhat.com>
1072
1073 * sim-main.h (float_operation): Move enum declaration outside
1074 of _sim_cpu struct declaration.
1075
c0efbca4
JB
10762001-04-12 Jim Blandy <jimb@redhat.com>
1077
1078 * mips.igen (CFC1, CTC1): Pass the correct register numbers to
1079 PENDING_FILL. Use PENDING_SCHED directly to handle the pending
1080 set of the FCSR.
1081 * sim-main.h (COCIDX): Remove definition; this isn't supported by
1082 PENDING_FILL, and you can get the intended effect gracefully by
1083 calling PENDING_SCHED directly.
1084
fb891446
BE
10852001-02-23 Ben Elliston <bje@redhat.com>
1086
1087 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Only define if not
1088 already defined elsewhere.
1089
8030f857
BE
10902001-02-19 Ben Elliston <bje@redhat.com>
1091
1092 * sim-main.h (sim_monitor): Return an int.
1093 * interp.c (sim_monitor): Add return values.
1094 (signal_exception): Handle error conditions from sim_monitor.
1095
56b48a7a
CD
10962001-02-08 Ben Elliston <bje@redhat.com>
1097
1098 * sim-main.c (load_memory): Pass cia to sim_core_read* functions.
1099 (store_memory): Likewise, pass cia to sim_core_write*.
1100
d3ee60d9
FCE
11012000-10-19 Frank Ch. Eigler <fche@redhat.com>
1102
1103 On advice from Chris G. Demetriou <cgd@sibyte.com>:
1104 * sim-main.h (GPR_CLEAR): Remove unused alternative macro.
1105
071da002
AC
1106Thu Jul 27 22:02:05 2000 Andrew Cagney <cagney@b1.cygnus.com>
1107
1108 From Maciej W. Rozycki <macro@ds2.pg.gda.pl>:
1109 * Makefile.in: Don't delete *.igen when cleaning directory.
1110
a28c02cd
AC
1111Wed Jul 19 18:50:51 2000 Andrew Cagney <cagney@b1.cygnus.com>
1112
1113 * m16.igen (break): Call SignalException not sim_engine_halt.
1114
80ee11fa
AC
1115Mon Jul 3 11:13:20 2000 Andrew Cagney <cagney@b1.cygnus.com>
1116
1117 From Jason Eckhardt:
1118 * mips.igen (MOVZ.fmt, MOVN.fmt): Move conditional on GPR[RT].
1119
673388c0
AC
1120Tue Jun 13 20:52:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
1121
1122 * mips.igen (MxC1, DMxC1): Fix printf formatting.
1123
4c0deff4
NC
11242000-05-24 Michael Hayes <mhayes@cygnus.com>
1125
1126 * mips.igen (do_dmultx): Fix typo.
1127
eb2d80b4
AC
1128Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
1129
1130 * configure: Regenerated to track ../common/aclocal.m4 changes.
1131
dd37a34b
AC
1132Fri Apr 28 20:48:36 2000 Andrew Cagney <cagney@b1.cygnus.com>
1133
1134 * mips.igen (DMxC1): Fix format arguments for sim_io_eprintf call.
1135
4c0deff4
NC
11362000-04-12 Frank Ch. Eigler <fche@redhat.com>
1137
1138 * sim-main.h (GPR_CLEAR): Define macro.
1139
e30db738
AC
1140Mon Apr 10 00:07:09 2000 Andrew Cagney <cagney@b1.cygnus.com>
1141
1142 * interp.c (decode_coproc): Output long using %lx and not %s.
1143
cb7450ea
FCE
11442000-03-21 Frank Ch. Eigler <fche@redhat.com>
1145
1146 * interp.c (sim_open): Sort & extend dummy memory regions for
1147 --board=jmr3904 for eCos.
1148
a3027dd7
FCE
11492000-03-02 Frank Ch. Eigler <fche@redhat.com>
1150
1151 * configure: Regenerated.
1152
1153Tue Feb 8 18:35:01 2000 Donald Lindsay <dlindsay@hound.cygnus.com>
1154
1155 * interp.c, mips.igen: all 5 DEADC0DE situations now have sim_io_eprintf
1156 calls, conditional on the simulator being in verbose mode.
1157
dfcd3bfb
JM
1158Fri Feb 4 09:45:15 2000 Donald Lindsay <dlindsay@cygnus.com>
1159
1160 * sim-main.c (cache_op): Added case arm so that CACHE ops to a secondary
1161 cache don't get ReservedInstruction traps.
1162
c2d11a7d
JM
11631999-11-29 Mark Salter <msalter@cygnus.com>
1164
1165 * dv-tx3904sio.c (tx3904sio_io_write_buffer): Use write value as a mask
1166 to clear status bits in sdisr register. This is how the hardware works.
1167
1168 * interp.c (sim_open): Added more memory aliases for jmr3904 hardware
1169 being used by cygmon.
1170
4ce44c66
JM
11711999-11-11 Andrew Haley <aph@cygnus.com>
1172
1173 * interp.c (decode_coproc): Correctly handle DMFC0 and DMTC0
1174 instructions.
1175
cff3e48b
JM
1176Thu Sep 9 15:12:08 1999 Geoffrey Keating <geoffk@cygnus.com>
1177
1178 * mips.igen (MULT): Correct previous mis-applied patch.
1179
d4f3574e
SS
1180Tue Sep 7 13:34:54 1999 Geoffrey Keating <geoffk@cygnus.com>
1181
1182 * mips.igen (delayslot32): Handle sequence like
1183 mtc1 $at,$f12 ; jal fp_add ; mov.s $f13,$f12
1184 correctly by calling ENGINE_ISSUE_PREFIX_HOOK() before issue.
1185 (MULT): Actually pass the third register...
1186
11871999-09-03 Mark Salter <msalter@cygnus.com>
1188
1189 * interp.c (sim_open): Added more memory aliases for additional
1190 hardware being touched by cygmon on jmr3904 board.
1191
1192Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
1193
1194 * configure: Regenerated to track ../common/aclocal.m4 changes.
1195
a0b3c4fd
JM
1196Tue Jul 27 16:36:51 1999 Andrew Cagney <cagney@amy.cygnus.com>
1197
1198 * interp.c (sim_store_register): Handle case where client - GDB -
1199 specifies that a 4 byte register is 8 bytes in size.
1200 (sim_fetch_register): Ditto.
1201
adf40b2e
JM
12021999-07-14 Frank Ch. Eigler <fche@cygnus.com>
1203
1204 Implement "sim firmware" option, inspired by jimb's version of 1998-01.
1205 * interp.c (firmware_option_p): New global flag: "sim firmware" given.
1206 (idt_monitor_base): Base address for IDT monitor traps.
1207 (pmon_monitor_base): Ditto for PMON.
1208 (lsipmon_monitor_base): Ditto for LSI PMON.
1209 (MONITOR_BASE, MONITOR_SIZE): Removed macros.
1210 (mips_option): Add "firmware" option with new OPTION_FIRMWARE key.
1211 (sim_firmware_command): New function.
1212 (mips_option_handler): Call it for OPTION_FIRMWARE.
1213 (sim_open): Allocate memory for idt_monitor region. If "--board"
1214 option was given, add no monitor by default. Add BREAK hooks only if
1215 monitors are also there.
1216
43e526b9
JM
1217Mon Jul 12 00:02:27 1999 Andrew Cagney <cagney@amy.cygnus.com>
1218
1219 * interp.c (sim_monitor): Flush output before reading input.
1220
1221Sun Jul 11 19:28:11 1999 Andrew Cagney <cagney@b1.cygnus.com>
1222
1223 * tconfig.in (SIM_HANDLES_LMA): Always define.
1224
1225Thu Jul 8 16:06:59 1999 Andrew Cagney <cagney@b1.cygnus.com>
1226
1227 From Mark Salter <msalter@cygnus.com>:
1228 * interp.c (BOARD_BSP): Define. Add to list of possible boards.
1229 (sim_open): Add setup for BSP board.
1230
9846de1b
JM
1231Wed Jul 7 12:45:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
1232
1233 * mips.igen (MULT, MULTU): Add syntax for two operand version.
1234 (DMFC0, DMTC0): Recognize. Call DecodeCoproc which will report
1235 them as unimplemented.
1236
cd0fc7c3
SS
12371999-05-08 Felix Lee <flee@cygnus.com>
1238
1239 * configure: Regenerated to track ../common/aclocal.m4 changes.
1240
7a292a7a
SS
12411999-04-21 Frank Ch. Eigler <fche@cygnus.com>
1242
1243 * mips.igen (bc0f): For the TX39 only, decode this as a no-op stub.
1244
1245Thu Apr 15 14:15:17 1999 Andrew Cagney <cagney@amy.cygnus.com>
1246
1247 * configure.in: Any mips64vr5*-*-* target should have
1248 -DTARGET_ENABLE_FR=1.
1249 (default_endian): Any mips64vr*el-*-* target should default to
1250 LITTLE_ENDIAN.
1251 * configure: Re-generate.
1252
12531999-02-19 Gavin Romig-Koch <gavin@cygnus.com>
1254
1255 * mips.igen (ldl): Extend from _16_, not 32.
1256
1257Wed Jan 27 18:51:38 1999 Andrew Cagney <cagney@chook.cygnus.com>
1258
1259 * interp.c (sim_store_register): Force registers written to by GDB
1260 into an un-interpreted state.
1261
c906108c
SS
12621999-02-05 Frank Ch. Eigler <fche@cygnus.com>
1263
1264 * dv-tx3904sio.c (tx3904sio_tickle): After a polled I/O from the
1265 CPU, start periodic background I/O polls.
1266 (tx3904sio_poll): New function: periodic I/O poller.
1267
12681998-12-30 Frank Ch. Eigler <fche@cygnus.com>
1269
1270 * mips.igen (BREAK): Call signal_exception instead of sim_engine_halt.
1271
1272Tue Dec 29 16:03:53 1998 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1273
1274 * configure.in, configure (mips64vr5*-*-*): Added missing ;; in
1275 case statement.
1276
12771998-12-29 Frank Ch. Eigler <fche@cygnus.com>
1278
1279 * interp.c (sim_open): Allocate jm3904 memory in smaller chunks.
1280 (load_word): Call SIM_CORE_SIGNAL hook on error.
1281 (signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook before
1282 starting. For exception dispatching, pass PC instead of NULL_CIA.
1283 (decode_coproc): Use COP0_BADVADDR to store faulting address.
1284 * sim-main.h (COP0_BADVADDR): Define.
1285 (SIM_CORE_SIGNAL): Define hook to call mips_core_signal.
1286 (SIM_CPU_EXCEPTION*): Define hooks to call mips_cpu_exception*().
1287 (_sim_cpu): Add exc_* fields to store register value snapshots.
1288 * mips.igen (*): Replace memory-related SignalException* calls
1289 with references to SIM_CORE_SIGNAL hook.
1290
1291 * dv-tx3904irc.c (tx3904irc_port_event): printf format warning
1292 fix.
1293 * sim-main.c (*): Minor warning cleanups.
1294
12951998-12-24 Gavin Romig-Koch <gavin@cygnus.com>
1296
1297 * m16.igen (DADDIU5): Correct type-o.
1298
1299Mon Dec 21 10:34:48 1998 Andrew Cagney <cagney@chook>
1300
1301 * mips.igen (do_ddiv, do_ddivu): Pacify GCC. Update hi/lo via tmp
1302 variables.
1303
1304Wed Dec 16 18:20:28 1998 Andrew Cagney <cagney@chook>
1305
1306 * Makefile.in (SIM_EXTRA_CFLAGS): No longer need to add .../newlib
1307 to include path.
1308 (interp.o): Add dependency on itable.h
1309 (oengine.c, gencode): Delete remaining references.
1310 (BUILT_SRC_FROM_GEN): Clean up.
1311
13121998-12-16 Gavin Romig-Koch <gavin@cygnus.com>
1313
1314 * vr4run.c: New.
1315 * Makefile.in (SIM_HACK_OBJ,HACK_OBJS,HACK_GEN_SRCS,libhack.a,
1316 tmp-hack,tmp-m32-hack,tmp-m16-hack,tmp-itable-hack,
1317 tmp-run-hack) : New.
1318 * m16.igen (LD,DADDIU,DADDUI5,DADJSP,DADDIUSP,DADDI,DADDU,DSUBU,
1319 DSLL,DSRL,DSRA,DSLLV,DSRAV,DMULT,DMULTU,DDIV,DDIVU,JALX32,JALX):
1320 Drop the "64" qualifier to get the HACK generator working.
1321 Use IMMEDIATE rather than IMMED. Use SHAMT rather than SHIFT.
1322 * mips.igen (do_daddiu,do_ddiv,do_divu): Remove the 64-only
1323 qualifier to get the hack generator working.
1324 (do_dsll,do_dsllv,do_dsra,do_dsrl,do_dsrlv): New.
1325 (DSLL): Use do_dsll.
1326 (DSLLV): Use do_dsllv.
1327 (DSRA): Use do_dsra.
1328 (DSRL): Use do_dsrl.
1329 (DSRLV): Use do_dsrlv.
1330 (BC1): Move *vr4100 to get the HACK generator working.
1331 (CxC1, DMxC1, MxC1,MACCU,MACCHI,MACCHIU): Rename to
1332 get the HACK generator working.
1333 (MACC) Rename to get the HACK generator working.
1334 (DMACC,MACCS,DMACCS): Add the 64.
1335
13361998-12-12 Gavin Romig-Koch <gavin@cygnus.com>
1337
1338 * mips.igen (BC1): Renamed to BC1a and BC1b to avoid conflicts.
1339 * sim-main.h (SizeFGR): Handle TARGET_ENABLE_FR.
1340
13411998-12-11 Gavin Romig-Koch <gavin@cygnus.com>
1342
1343 * mips/interp.c (DEBUG): Cleanups.
1344
13451998-12-10 Frank Ch. Eigler <fche@cygnus.com>
1346
1347 * dv-tx3904sio.c (tx3904sio_io_read_buffer): Endianness fixes.
1348 (tx3904sio_tickle): fflush after a stdout character output.
1349
13501998-12-03 Frank Ch. Eigler <fche@cygnus.com>
1351
1352 * interp.c (sim_close): Uninstall modules.
1353
1354Wed Nov 25 13:41:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
1355
1356 * sim-main.h, interp.c (sim_monitor): Change to global
1357 function.
1358
1359Wed Nov 25 17:33:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
1360
1361 * configure.in (vr4100): Only include vr4100 instructions in
1362 simulator.
1363 * configure: Re-generate.
1364 * m16.igen (*): Tag all mips16 instructions as also being vr4100.
1365
1366Mon Nov 23 18:20:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1367
1368 * Makefile.in (SIM_CFLAGS): Do not define WITH_IGEN.
1369 * sim-main.h, sim-main.c, interp.c: Delete #if WITH_IGEN keeping
1370 true alternative.
1371
1372 * configure.in (sim_default_gen, sim_use_gen): Replace with
1373 sim_gen.
1374 (--enable-sim-igen): Delete config option. Always using IGEN.
1375 * configure: Re-generate.
1376
1377 * Makefile.in (gencode): Kill, kill, kill.
1378 * gencode.c: Ditto.
1379
1380Mon Nov 23 18:07:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1381
1382 * configure.in: Configure mips64vr4100-elf nee mips64vr41* as a 64
1383 bit mips16 igen simulator.
1384 * configure: Re-generate.
1385
1386 * mips.igen (check_div_hilo, check_mult_hilo, check_mf_hilo): Mark
1387 as part of vr4100 ISA.
1388 * vr.igen: Mark all instructions as 64 bit only.
1389
1390Mon Nov 23 17:07:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1391
1392 * interp.c (get_cell, sim_monitor, fetch_str, CoProcPresent):
1393 Pacify GCC.
1394
1395Mon Nov 23 13:23:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
1396
1397 * configure.in: Configure mips-lsi-elf nee mips*lsi* as a
1398 mipsIII/mips16 igen simulator. Fix sim_gen VS sim_igen typos.
1399 * configure: Re-generate.
1400
1401 * m16.igen (BREAK): Define breakpoint instruction.
1402 (JALX32): Mark instruction as mips16 and not r3900.
1403 * mips.igen (C.cond.fmt): Fix typo in instruction format.
1404
1405 * sim-main.h (PENDING_FILL): Wrap C statements in do/while.
1406
1407Sat Nov 7 09:54:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1408
1409 * gencode.c (build_instruction - BREAK): For MIPS16, handle BREAK
1410 insn as a debug breakpoint.
1411
1412 * sim-main.h (PENDING_SLOT_BIT): Fix, was incorrectly defined as
1413 pending.slot_size.
1414 (PENDING_SCHED): Clean up trace statement.
1415 (PENDING_SCHED): Increment PENDING_IN and PENDING_TOTAL.
1416 (PENDING_FILL): Delay write by only one cycle.
1417 (PENDING_FILL): For FSRs, write fmt_uninterpreted to FPR_STATE.
1418
1419 * sim-main.c (pending_tick): Clean up trace statements. Add trace
1420 of pending writes.
1421 (pending_tick): Fix sizes in switch statements, 4 & 8 instead of
1422 32 & 64.
1423 (pending_tick): Move incrementing of index to FOR statement.
1424 (pending_tick): Only update PENDING_OUT after a write has occured.
1425
1426 * configure.in: Add explicit mips-lsi-* target. Use gencode to
1427 build simulator.
1428 * configure: Re-generate.
1429
1430 * interp.c (sim_engine_run OLD): Delete explicit call to
1431 PENDING_TICK. Now called via ENGINE_ISSUE_PREFIX_HOOK.
1432
1433Sat Oct 30 09:49:10 1998 Frank Ch. Eigler <fche@cygnus.com>
1434
1435 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Add dummy
1436 interrupt level number to match changed SignalExceptionInterrupt
1437 macro.
1438
1439Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
1440
1441 * interp.c: #include "itable.h" if WITH_IGEN.
1442 (get_insn_name): New function.
1443 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
1444 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
1445
1446Mon Sep 14 12:36:44 1998 Frank Ch. Eigler <fche@cygnus.com>
1447
1448 * configure: Rebuilt to inhale new common/aclocal.m4.
1449
1450Tue Sep 1 15:39:18 1998 Frank Ch. Eigler <fche@cygnus.com>
1451
1452 * dv-tx3904sio.c: Include sim-assert.h.
1453
1454Tue Aug 25 12:49:46 1998 Frank Ch. Eigler <fche@cygnus.com>
1455
1456 * dv-tx3904sio.c: New file: tx3904 serial I/O module.
1457 * configure.in: Add dv-tx3904sio, dv-sockser for tx39 target.
1458 Reorganize target-specific sim-hardware checks.
1459 * configure: rebuilt.
1460 * interp.c (sim_open): For tx39 target boards, set
1461 OPERATING_ENVIRONMENT, add tx3904sio devices.
1462 * tconfig.in: For tx39 target, set SIM_HANDLES_LMA for loading
1463 ROM executables. Install dv-sockser into sim-modules list.
1464
1465 * dv-tx3904irc.c: Compiler warning clean-up.
1466 * dv-tx3904tmr.c: Compiler warning clean-up. Remove particularly
1467 frequent hw-trace messages.
1468
1469Fri Jul 31 18:14:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
1470
1471 * vr.igen (MulAcc): Identify as a vr4100 specific function.
1472
1473Sat Jul 25 16:03:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1474
1475 * Makefile.in (IGEN_INCLUDE): Add vr.igen.
1476
1477 * vr.igen: New file.
1478 (MAC/MADD16, DMAC/DMADD16): Implement using code from gencode.c.
1479 * mips.igen: Define vr4100 model. Include vr.igen.
1480Mon Jun 29 09:21:07 1998 Gavin Koch <gavin@cygnus.com>
1481
1482 * mips.igen (check_mf_hilo): Correct check.
1483
1484Wed Jun 17 12:20:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1485
1486 * sim-main.h (interrupt_event): Add prototype.
1487
1488 * dv-tx3904tmr.c (tx3904tmr_io_write_buffer): Delete unused
1489 register_ptr, register_value.
1490 (deliver_tx3904tmr_tick): Fix types passed to printf fmt.
1491
1492 * sim-main.h (tracefh): Make extern.
1493
1494Tue Jun 16 14:39:00 1998 Frank Ch. Eigler <fche@cygnus.com>
1495
1496 * dv-tx3904tmr.c: Deschedule timer event after dispatching.
1497 Reduce unnecessarily high timer event frequency.
1498 * dv-tx3904cpu.c: Ditto for interrupt event.
1499
1500Wed Jun 10 13:22:32 1998 Frank Ch. Eigler <fche@cygnus.com>
1501
1502 * interp.c (decode_coproc): For TX39, add stub COP0 register #7,
1503 to allay warnings.
1504 (interrupt_event): Made non-static.
1505
1506 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Correct accidental
1507 interchange of configuration values for external vs. internal
1508 clock dividers.
1509
1510Tue Jun 9 12:46:24 1998 Ian Carmichael <iancarm@cygnus.com>
1511
1512 * mips.igen (BREAK): Moved code to here for
1513 simulator-reserved break instructions.
1514 * gencode.c (build_instruction): Ditto.
1515 * interp.c (signal_exception): Code moved from here. Non-
1516 reserved instructions now use exception vector, rather
1517 than halting sim.
1518 * sim-main.h: Moved magic constants to here.
1519
1520Tue Jun 9 12:29:50 1998 Frank Ch. Eigler <fche@cygnus.com>
1521
1522 * dv-tx3904cpu.c (deliver_*_interrupt,*_port_event): Set the CAUSE
1523 register upon non-zero interrupt event level, clear upon zero
1524 event value.
1525 * dv-tx3904irc.c (*_port_event): Handle deactivated interrupt signal
1526 by passing zero event value.
1527 (*_io_{read,write}_buffer): Endianness fixes.
1528 * dv-tx3904tmr.c (*_io_{read,write}_buffer): Endianness fixes.
1529 (deliver_*_tick): Reduce sim event interval to 75% of count interval.
1530
1531 * interp.c (sim_open): Added jmr3904pal board type that adds PAL-based
1532 serial I/O and timer module at base address 0xFFFF0000.
1533
1534Tue Jun 9 11:52:29 1998 Gavin Koch <gavin@cygnus.com>
1535
1536 * mips.igen (SWC1) : Correct the handling of ReverseEndian
1537 and BigEndianCPU.
1538
1539Tue Jun 9 11:40:57 1998 Gavin Koch <gavin@cygnus.com>
1540
1541 * configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips
1542 parts.
1543 * configure: Update.
1544
1545Thu Jun 4 15:37:33 1998 Frank Ch. Eigler <fche@cygnus.com>
1546
1547 * dv-tx3904tmr.c: New file - implements tx3904 timer.
1548 * dv-tx3904{irc,cpu}.c: Mild reformatting.
1549 * configure.in: Include tx3904tmr in hw_device list.
1550 * configure: Rebuilt.
1551 * interp.c (sim_open): Instantiate three timer instances.
1552 Fix address typo of tx3904irc instance.
1553
1554Tue Jun 2 15:48:02 1998 Ian Carmichael <iancarm@cygnus.com>
1555
1556 * interp.c (signal_exception): SystemCall exception now uses
1557 the exception vector.
1558
1559Mon Jun 1 18:18:26 1998 Frank Ch. Eigler <fche@cygnus.com>
1560
1561 * interp.c (decode_coproc): For TX39, add stub COP0 register #3,
1562 to allay warnings.
1563
1564Fri May 29 11:40:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1565
1566 * configure.in (sim_igen_filter): Match mips*tx39 not mipst*tx39.
1567
1568Mon May 25 20:47:45 1998 Andrew Cagney <cagney@b1.cygnus.com>
1569
1570 * dv-tx3904cpu.c, dv-tx3904irc.c: Rename *_callback to *_method.
1571
1572 * dv-tx3904cpu.c, dv-tx3904irc.c: Include hw-main.h and
1573 sim-main.h. Declare a struct hw_descriptor instead of struct
1574 hw_device_descriptor.
1575
1576Mon May 25 12:41:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1577
1578 * mips.igen (do_store_left, do_load_left): Compute nr of left and
1579 right bits and then re-align left hand bytes to correct byte
1580 lanes. Fix incorrect computation in do_store_left when loading
1581 bytes from second word.
1582
1583Fri May 22 13:34:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1584
1585 * configure.in (SIM_AC_OPTION_HARDWARE): Only enable when tx3904.
1586 * interp.c (sim_open): Only create a device tree when HW is
1587 enabled.
1588
1589 * dv-tx3904irc.c (tx3904irc_finish): Pacify GCC.
1590 * interp.c (signal_exception): Ditto.
1591
1592Thu May 21 14:24:11 1998 Gavin Koch <gavin@cygnus.com>
1593
1594 * gencode.c: Mark BEGEZALL as LIKELY.
1595
1596Thu May 21 18:57:19 1998 Andrew Cagney <cagney@b1.cygnus.com>
1597
1598 * sim-main.h (ALU32_END): Sign extend 32 bit results.
1599 * mips.igen (ADD, SUB, ADDI, DADD, DSUB): Trace.
1600
1601Mon May 18 18:22:42 1998 Frank Ch. Eigler <fche@cygnus.com>
1602
1603 * configure.in (SIM_AC_OPTION_HARDWARE): Added common hardware
1604 modules. Recognize TX39 target with "mips*tx39" pattern.
1605 * configure: Rebuilt.
1606 * sim-main.h (*): Added many macros defining bits in
1607 TX39 control registers.
1608 (SignalInterrupt): Send actual PC instead of NULL.
1609 (SignalNMIReset): New exception type.
1610 * interp.c (board): New variable for future use to identify
1611 a particular board being simulated.
1612 (mips_option_handler,mips_options): Added "--board" option.
1613 (interrupt_event): Send actual PC.
1614 (sim_open): Make memory layout conditional on board setting.
1615 (signal_exception): Initial implementation of hardware interrupt
1616 handling. Accept another break instruction variant for simulator
1617 exit.
1618 (decode_coproc): Implement RFE instruction for TX39.
1619 (mips.igen): Decode RFE instruction as such.
1620 * configure.in (tx3904cpu,tx3904irc): Added devices for tx3904.
1621 * interp.c: Define "jmr3904" and "jmr3904debug" board types and
1622 bbegin to implement memory map.
1623 * dv-tx3904cpu.c: New file.
1624 * dv-tx3904irc.c: New file.
1625
1626Wed May 13 14:40:11 1998 Gavin Koch <gavin@cygnus.com>
1627
1628 * mips.igen (check_mt_hilo): Create a separate r3900 version.
1629
1630Wed May 13 14:11:46 1998 Gavin Koch <gavin@cygnus.com>
1631
1632 * tx.igen (madd,maddu): Replace calls to check_op_hilo
1633 with calls to check_div_hilo.
1634
1635Wed May 13 09:59:27 1998 Gavin Koch <gavin@cygnus.com>
1636
1637 * mips/mips.igen (check_op_hilo,check_mult_hilo,check_div_hilo):
1638 Replace check_op_hilo with check_mult_hilo and check_div_hilo.
1639 Add special r3900 version of do_mult_hilo.
1640 (do_dmultx,do_mult,do_multu): Replace calls to check_op_hilo
1641 with calls to check_mult_hilo.
1642 (do_ddiv,do_ddivu,do_div,do_divu): Replace calls to check_op_hilo
1643 with calls to check_div_hilo.
1644
1645Tue May 12 15:22:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
1646
1647 * configure.in (SUBTARGET_R3900): Define for mipstx39 target.
1648 Document a replacement.
1649
1650Fri May 8 17:48:19 1998 Ian Carmichael <iancarm@cygnus.com>
1651
1652 * interp.c (sim_monitor): Make mon_printf work.
1653
1654Wed May 6 19:42:19 1998 Doug Evans <devans@canuck.cygnus.com>
1655
1656 * sim-main.h (INSN_NAME): New arg `cpu'.
1657
1658Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
1659
1660 * configure: Regenerated to track ../common/aclocal.m4 changes.
1661
1662Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
1663
1664 * configure: Regenerated to track ../common/aclocal.m4 changes.
1665 * config.in: Ditto.
1666
1667Sun Apr 26 15:20:01 1998 Tom Tromey <tromey@cygnus.com>
1668
1669 * acconfig.h: New file.
1670 * configure.in: Reverted change of Apr 24; use sinclude again.
1671
1672Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
1673
1674 * configure: Regenerated to track ../common/aclocal.m4 changes.
1675 * config.in: Ditto.
1676
1677Fri Apr 24 11:19:20 1998 Tom Tromey <tromey@cygnus.com>
1678
1679 * configure.in: Don't call sinclude.
1680
1681Fri Apr 24 11:35:01 1998 Andrew Cagney <cagney@chook.cygnus.com>
1682
1683 * mips.igen (do_store_left): Pass 0 not NULL to store_memory.
1684
1685Tue Apr 21 11:59:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1686
1687 * mips.igen (ERET): Implement.
1688
1689 * interp.c (decode_coproc): Return sign-extended EPC.
1690
1691 * mips.igen (ANDI, LUI, MFC0): Add tracing code.
1692
1693 * interp.c (signal_exception): Do not ignore Trap.
1694 (signal_exception): On TRAP, restart at exception address.
1695 (HALT_INSTRUCTION, HALT_INSTRUCTION_MASK): Define.
1696 (signal_exception): Update.
1697 (sim_open): Patch V_COMMON interrupt vector with an abort sequence
1698 so that TRAP instructions are caught.
1699
1700Mon Apr 20 11:26:55 1998 Andrew Cagney <cagney@b1.cygnus.com>
1701
1702 * sim-main.h (struct hilo_access, struct hilo_history): Define,
1703 contains HI/LO access history.
1704 (struct _sim_cpu): Make hiaccess and loaccess of type hilo_access.
1705 (HIACCESS, LOACCESS): Delete, replace with
1706 (HIHISTORY, LOHISTORY): New macros.
1707 (CHECKHILO): Delete all, moved to mips.igen
1708
1709 * gencode.c (build_instruction): Do not generate checks for
1710 correct HI/LO register usage.
1711
1712 * interp.c (old_engine_run): Delete checks for correct HI/LO
1713 register usage.
1714
1715 * mips.igen (check_mt_hilo, check_mf_hilo, check_op_hilo,
1716 check_mf_cycles): New functions.
1717 (do_mfhi, do_mflo, "mthi", "mtlo", do_ddiv, do_ddivu, do_div,
1718 do_divu, domultx, do_mult, do_multu): Use.
1719
1720 * tx.igen ("madd", "maddu"): Use.
1721
1722Wed Apr 15 18:31:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
1723
1724 * mips.igen (DSRAV): Use function do_dsrav.
1725 (SRAV): Use new function do_srav.
1726
1727 * m16.igen (BEQZ, BNEZ): Compare GPR[TRX] not GPR[RX].
1728 (B): Sign extend 11 bit immediate.
1729 (EXT-B*): Shift 16 bit immediate left by 1.
1730 (ADDIU*): Don't sign extend immediate value.
1731
1732Wed Apr 15 10:32:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
1733
1734 * m16run.c (sim_engine_run): Restore CIA after handling an event.
1735
1736 * sim-main.h (DELAY_SLOT, NULLIFY_NEXT_INSTRUCTION): For IGEN, use
1737 functions.
1738
1739 * mips.igen (delayslot32, nullify_next_insn): New functions.
1740 (m16.igen): Always include.
1741 (do_*): Add more tracing.
1742
1743 * m16.igen (delayslot16): Add NIA argument, could be called by a
1744 32 bit MIPS16 instruction.
1745
1746 * interp.c (ifetch16): Move function from here.
1747 * sim-main.c (ifetch16): To here.
1748
1749 * sim-main.c (ifetch16, ifetch32): Update to match current
1750 implementations of LH, LW.
1751 (signal_exception): Don't print out incorrect hex value of illegal
1752 instruction.
1753
1754Wed Apr 15 00:17:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1755
1756 * m16run.c (sim_engine_run): Use IMEM16 and IMEM32 to fetch an
1757 instruction.
1758
1759 * m16.igen: Implement MIPS16 instructions.
1760
1761 * mips.igen (do_addiu, do_addu, do_and, do_daddiu, do_daddu,
1762 do_ddiv, do_ddivu, do_div, do_divu, do_dmultx, do_dmultu, do_srav,
1763 do_dsubu, do_mfhi, do_mflo, do_mult, do_multu, do_nor, do_or,
1764 do_sll, do_sllv, do_slt, do_slti, do_sltiu, do_sltu, do_sra,
1765 do_srl, do_srlv, do_subu, do_xor, do_xori): New functions. Move
1766 bodies of corresponding code from 32 bit insn to these. Also used
1767 by MIPS16 versions of functions.
1768
1769 * sim-main.h (RAIDX, T8IDX, T8, SPIDX): Define.
1770 (IMEM16): Drop NR argument from macro.
1771
1772Sat Apr 4 22:39:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1773
1774 * Makefile.in (SIM_OBJS): Add sim-main.o.
1775
1776 * sim-main.h (address_translation, load_memory, store_memory,
1777 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Mark
1778 as INLINE_SIM_MAIN.
1779 (pr_addr, pr_uword64): Declare.
1780 (sim-main.c): Include when H_REVEALS_MODULE_P.
1781
1782 * interp.c (address_translation, load_memory, store_memory,
1783 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Move
1784 from here.
1785 * sim-main.c: To here. Fix compilation problems.
1786
1787 * configure.in: Enable inlining.
1788 * configure: Re-config.
1789
1790Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1791
1792 * configure: Regenerated to track ../common/aclocal.m4 changes.
1793
1794Fri Apr 3 04:32:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
1795
1796 * mips.igen: Include tx.igen.
1797 * Makefile.in (IGEN_INCLUDE): Add tx.igen.
1798 * tx.igen: New file, contains MADD and MADDU.
1799
1800 * interp.c (load_memory): When shifting bytes, use LOADDRMASK not
1801 the hardwired constant `7'.
1802 (store_memory): Ditto.
1803 (LOADDRMASK): Move definition to sim-main.h.
1804
1805 mips.igen (MTC0): Enable for r3900.
1806 (ADDU): Add trace.
1807
1808 mips.igen (do_load_byte): Delete.
1809 (do_load, do_store, do_load_left, do_load_write, do_store_left,
1810 do_store_right): New functions.
1811 (SW*, LW*, SD*, LD*, SH, LH, SB, LB): Use.
1812
1813 configure.in: Let the tx39 use igen again.
1814 configure: Update.
1815
1816Thu Apr 2 10:59:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1817
1818 * interp.c (sim_monitor): get_mem_info returns a 4 byte quantity,
1819 not an address sized quantity. Return zero for cache sizes.
1820
1821Wed Apr 1 23:47:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
1822
1823 * mips.igen (r3900): r3900 does not support 64 bit integer
1824 operations.
1825
1826Mon Mar 30 14:46:05 1998 Gavin Koch <gavin@cygnus.com>
1827
1828 * configure.in (mipstx39*-*-*): Use gencode simulator rather
1829 than igen one.
1830 * configure : Rebuild.
1831
1832Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
1833
1834 * configure: Regenerated to track ../common/aclocal.m4 changes.
1835
1836Fri Mar 27 15:01:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1837
1838 * interp.c (mips_option_handler): Iterate over MAX_NR_PROCESSORS.
1839
1840Wed Mar 25 16:44:27 1998 Ian Carmichael <iancarm@cygnus.com>
1841
1842 * configure: Regenerated to track ../common/aclocal.m4 changes.
1843 * config.in: Regenerated to track ../common/aclocal.m4 changes.
1844
1845Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
1846
1847 * configure: Regenerated to track ../common/aclocal.m4 changes.
1848
1849Wed Mar 25 10:05:46 1998 Andrew Cagney <cagney@b1.cygnus.com>
1850
1851 * interp.c (Max, Min): Comment out functions. Not yet used.
1852
1853Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
1854
1855 * configure: Regenerated to track ../common/aclocal.m4 changes.
1856
1857Tue Mar 17 19:05:20 1998 Frank Ch. Eigler <fche@cygnus.com>
1858
1859 * Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
1860 configurable settings for stand-alone simulator.
1861
1862 * configure.in: Added X11 search, just in case.
1863
1864 * configure: Regenerated.
1865
1866Wed Mar 11 14:09:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
1867
1868 * interp.c (sim_write, sim_read, load_memory, store_memory):
1869 Replace sim_core_*_map with read_map, write_map, exec_map resp.
1870
1871Tue Mar 3 13:58:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
1872
1873 * sim-main.h (GETFCC): Return an unsigned value.
1874
1875Tue Mar 3 13:21:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1876
1877 * mips.igen (DIV): Fix check for -1 / MIN_INT.
1878 (DADD): Result destination is RD not RT.
1879
1880Fri Feb 27 13:49:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1881
1882 * sim-main.h (HIACCESS, LOACCESS): Always define.
1883
1884 * mdmx.igen (Maxi, Mini): Rename Max, Min.
1885
1886 * interp.c (sim_info): Delete.
1887
1888Fri Feb 27 18:41:01 1998 Doug Evans <devans@canuck.cygnus.com>
1889
1890 * interp.c (DECLARE_OPTION_HANDLER): Use it.
1891 (mips_option_handler): New argument `cpu'.
1892 (sim_open): Update call to sim_add_option_table.
1893
1894Wed Feb 25 18:56:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
1895
1896 * mips.igen (CxC1): Add tracing.
1897
1898Fri Feb 20 17:43:21 1998 Andrew Cagney <cagney@b1.cygnus.com>
1899
1900 * sim-main.h (Max, Min): Declare.
1901
1902 * interp.c (Max, Min): New functions.
1903
1904 * mips.igen (BC1): Add tracing.
1905
1906Thu Feb 19 14:50:00 1998 John Metzler <jmetzler@cygnus.com>
1907
1908 * interp.c Added memory map for stack in vr4100
1909
1910Thu Feb 19 10:21:21 1998 Gavin Koch <gavin@cygnus.com>
1911
1912 * interp.c (load_memory): Add missing "break"'s.
1913
1914Tue Feb 17 12:45:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
1915
1916 * interp.c (sim_store_register, sim_fetch_register): Pass in
1917 length parameter. Return -1.
1918
1919Tue Feb 10 11:57:40 1998 Ian Carmichael <iancarm@cygnus.com>
1920
1921 * interp.c: Added hardware init hook, fixed warnings.
1922
1923Sat Feb 7 17:16:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1924
1925 * Makefile.in (itable.h itable.c): Depend on SIM_@sim_gen@_ALL.
1926
1927Tue Feb 3 11:36:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
1928
1929 * interp.c (ifetch16): New function.
1930
1931 * sim-main.h (IMEM32): Rename IMEM.
1932 (IMEM16_IMMED): Define.
1933 (IMEM16): Define.
1934 (DELAY_SLOT): Update.
1935
1936 * m16run.c (sim_engine_run): New file.
1937
1938 * m16.igen: All instructions except LB.
1939 (LB): Call do_load_byte.
1940 * mips.igen (do_load_byte): New function.
1941 (LB): Call do_load_byte.
1942
1943 * mips.igen: Move spec for insn bit size and high bit from here.
1944 * Makefile.in (tmp-igen, tmp-m16): To here.
1945
1946 * m16.dc: New file, decode mips16 instructions.
1947
1948 * Makefile.in (SIM_NO_ALL): Define.
1949 (tmp-m16): Generate both 16 bit and 32 bit simulator engines.
1950
1951Tue Feb 3 11:28:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
1952
1953 * configure.in (mips_fpu_bitsize): For tx39, restrict floating
1954 point unit to 32 bit registers.
1955 * configure: Re-generate.
1956
1957Sun Feb 1 15:47:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1958
1959 * configure.in (sim_use_gen): Make IGEN the default simulator
1960 generator for generic 32 and 64 bit mips targets.
1961 * configure: Re-generate.
1962
1963Sun Feb 1 16:52:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1964
1965 * sim-main.h (SizeFGR): Determine from floating-point and not gpr
1966 bitsize.
1967
1968 * interp.c (sim_fetch_register, sim_store_register): Read/write
1969 FGR from correct location.
1970 (sim_open): Set size of FGR's according to
1971 WITH_TARGET_FLOATING_POINT_BITSIZE.
1972
1973 * sim-main.h (FGR): Store floating point registers in a separate
1974 array.
1975
1976Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
1977
1978 * configure: Regenerated to track ../common/aclocal.m4 changes.
1979
1980Tue Feb 3 00:10:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1981
1982 * interp.c (ColdReset): Call PENDING_INVALIDATE.
1983
1984 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Call PENDING_TICK.
1985
1986 * interp.c (pending_tick): New function. Deliver pending writes.
1987
1988 * sim-main.h (PENDING_FILL, PENDING_TICK, PENDING_SCHED,
1989 PENDING_BIT, PENDING_INVALIDATE): Re-write pipeline code so that
1990 it can handle mixed sized quantites and single bits.
1991
1992Mon Feb 2 17:43:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
1993
1994 * interp.c (oengine.h): Do not include when building with IGEN.
1995 (sim_open): Replace GPRLEN by WITH_TARGET_WORD_BITSIZE.
1996 (sim_info): Ditto for PROCESSOR_64BIT.
1997 (sim_monitor): Replace ut_reg with unsigned_word.
1998 (*): Ditto for t_reg.
1999 (LOADDRMASK): Define.
2000 (sim_open): Remove defunct check that host FP is IEEE compliant,
2001 using software to emulate floating point.
2002 (value_fpr, ...): Always compile, was conditional on HASFPU.
2003
2004Sun Feb 1 11:15:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
2005
2006 * sim-main.h (sim_state): Make the cpu array MAX_NR_PROCESSORS in
2007 size.
2008
2009 * interp.c (SD, CPU): Define.
2010 (mips_option_handler): Set flags in each CPU.
2011 (interrupt_event): Assume CPU 0 is the one being iterrupted.
2012 (sim_close): Do not clear STATE, deleted anyway.
2013 (sim_write, sim_read): Assume CPU zero's vm should be used for
2014 data transfers.
2015 (sim_create_inferior): Set the PC for all processors.
2016 (sim_monitor, store_word, load_word, mips16_entry): Add cpu
2017 argument.
2018 (mips16_entry): Pass correct nr of args to store_word, load_word.
2019 (ColdReset): Cold reset all cpu's.
2020 (signal_exception): Pass cpu to sim_monitor & mips16_entry.
2021 (sim_monitor, load_memory, store_memory, signal_exception): Use
2022 `CPU' instead of STATE_CPU.
2023
2024
2025 * sim-main.h: Replace uses of STATE_CPU with CPU. Replace sd with
2026 SD or CPU_.
2027
2028 * sim-main.h (signal_exception): Add sim_cpu arg.
2029 (SignalException*): Pass both SD and CPU to signal_exception.
2030 * interp.c (signal_exception): Update.
2031
2032 * sim-main.h (value_fpr, store_fpr, dotrace, ifetch32), interp.c:
2033 Ditto
2034 (sync_operation, prefetch, cache_op, store_memory, load_memory,
2035 address_translation): Ditto
2036 (decode_coproc, cop_lw, cop_ld, cop_sw, cop_sd): Ditto.
2037
2038Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
2039
2040 * configure: Regenerated to track ../common/aclocal.m4 changes.
2041
2042Sat Jan 31 14:49:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
2043
2044 * interp.c (sim_engine_run): Add `nr_cpus' argument.
2045
2046 * mips.igen (model): Map processor names onto BFD name.
2047
2048 * sim-main.h (CPU_CIA): Delete.
2049 (SET_CIA, GET_CIA): Define
2050
2051Wed Jan 21 16:16:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
2052
2053 * sim-main.h (GPR_SET): Define, used by igen when zeroing a
2054 regiser.
2055
2056 * configure.in (default_endian): Configure a big-endian simulator
2057 by default.
2058 * configure: Re-generate.
2059
2060Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
2061
2062 * configure: Regenerated to track ../common/aclocal.m4 changes.
2063
2064Mon Jan 5 20:38:54 1998 Mark Alexander <marka@cygnus.com>
2065
2066 * interp.c (sim_monitor): Handle Densan monitor outbyte
2067 and inbyte functions.
2068
20691997-12-29 Felix Lee <flee@cygnus.com>
2070
2071 * interp.c (sim_engine_run): msvc cpp barfs on #if (a==b!=c).
2072
2073Wed Dec 17 14:48:20 1997 Jeffrey A Law (law@cygnus.com)
2074
2075 * Makefile.in (tmp-igen): Arrange for $zero to always be
2076 reset to zero after every instruction.
2077
2078Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2079
2080 * configure: Regenerated to track ../common/aclocal.m4 changes.
2081 * config.in: Ditto.
2082
2083Wed Dec 10 17:10:45 1997 Jeffrey A Law (law@cygnus.com)
2084
2085 * mips.igen (MSUB): Fix to work like MADD.
2086 * gencode.c (MSUB): Similarly.
2087
2088Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
2089
2090 * configure: Regenerated to track ../common/aclocal.m4 changes.
2091
2092Wed Nov 26 11:00:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2093
2094 * mips.igen (LWC1): Correct assembler - lwc1 not swc1.
2095
2096Sun Nov 23 01:45:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2097
2098 * sim-main.h (sim-fpu.h): Include.
2099
2100 * interp.c (convert, SquareRoot, Recip, Divide, Multiply, Sub,
2101 Add, Negate, AbsoluteValue, Equal, Less, Infinity, NaN): Rewrite
2102 using host independant sim_fpu module.
2103
2104Thu Nov 20 19:56:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2105
2106 * interp.c (signal_exception): Report internal errors with SIGABRT
2107 not SIGQUIT.
2108
2109 * sim-main.h (C0_CONFIG): New register.
2110 (signal.h): No longer include.
2111
2112 * interp.c (decode_coproc): Allow access C0_CONFIG to register.
2113
2114Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
2115
2116 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
2117
2118Fri Nov 14 11:56:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2119
2120 * mips.igen: Tag vr5000 instructions.
2121 (ANDI): Was missing mipsIV model, fix assembler syntax.
2122 (do_c_cond_fmt): New function.
2123 (C.cond.fmt): Handle mips I-III which do not support CC field
2124 separatly.
2125 (bc1): Handle mips IV which do not have a delaed FCC separatly.
2126 (SDR): Mask paddr when BigEndianMem, not the converse as specified
2127 in IV3.2 spec.
2128 (DMULT, DMULTU): Force use of hosts 64bit multiplication. Handle
2129 vr5000 which saves LO in a GPR separatly.
2130
2131 * configure.in (enable-sim-igen): For vr5000, select vr5000
2132 specific instructions.
2133 * configure: Re-generate.
2134
2135Wed Nov 12 14:42:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
2136
2137 * Makefile.in (SIM_OBJS): Add sim-fpu module.
2138
2139 * interp.c (store_fpr), sim-main.h: Add separate fmt_uninterpreted_32 and
2140 fmt_uninterpreted_64 bit cases to switch. Convert to
2141 fmt_formatted,
2142
2143 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Define,
2144
2145 * mips.igen (SWR): Mask paddr when BigEndianMem, not the converse
2146 as specified in IV3.2 spec.
2147 (MTC1, DMTC1): Call StoreFPR to store the GPR in the FPR.
2148
2149Tue Nov 11 12:38:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2150
2151 * mips.igen: Delay slot branches add OFFSET to NIA not CIA.
2152 (MFC0, MTC0, SWC1, LWC1, SDC1, LDC1): Implement.
2153 (MTC1, MFC1, DMTC1, DMFC1, CFC1, CTC1): Implement separate non
2154 PENDING_FILL versions of instructions. Simplify.
2155 (X): New function.
2156 (MULT, MULTU): Implement separate RD==0 and RD!=0 versions of
2157 instructions.
2158 (BEQZ, ..., SLT, SLTI, TLT, TLE, TLI, ...): Explicitly cast GPR to
2159 a signed value.
2160 (MTHI, MFHI): Disable code checking HI-LO.
2161
2162 * sim-main.h (dotrace,tracefh), interp.c: Make dotrace & tracefh
2163 global.
2164 (NULLIFY_NEXT_INSTRUCTION): Call dotrace.
2165
2166Thu Nov 6 16:36:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
2167
2168 * gencode.c (build_mips16_operands): Replace IPC with cia.
2169
2170 * interp.c (sim_monitor, signal_exception, cache_op, store_fpr,
2171 value_fpr, cop_ld, cop_lw, cop_sw, cop_sd, decode_coproc): Replace
2172 IPC to `cia'.
2173 (UndefinedResult): Replace function with macro/function
2174 combination.
2175 (sim_engine_run): Don't save PC in IPC.
2176
2177 * sim-main.h (IPC): Delete.
2178
2179
2180 * interp.c (signal_exception, store_word, load_word,
2181 address_translation, load_memory, store_memory, cache_op,
2182 prefetch, sync_operation, ifetch, value_fpr, store_fpr, convert,
2183 cop_lw, cop_ld, cop_sw, cop_sd, decode_coproc, sim_monitor): Add
2184 current instruction address - cia - argument.
2185 (sim_read, sim_write): Call address_translation directly.
2186 (sim_engine_run): Rename variable vaddr to cia.
2187 (signal_exception): Pass cia to sim_monitor
2188
2189 * sim-main.h (SignalException, LoadWord, StoreWord, CacheOp,
2190 Prefetch, SyncOperation, ValueFPR, StoreFPR, Convert, COP_LW,
2191 COP_LD, COP_SW, COP_SD, DecodeCoproc): Update.
2192
2193 * sim-main.h (SignalExceptionSimulatorFault): Delete definition.
2194 * interp.c (sim_open): Replace SignalExceptionSimulatorFault with
2195 SIM_ASSERT.
2196
2197 * interp.c (signal_exception): Pass restart address to
2198 sim_engine_restart.
2199
2200 * Makefile.in (semantics.o, engine.o, support.o, itable.o,
2201 idecode.o): Add dependency.
2202
2203 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESUME_HOOK):
2204 Delete definitions
2205 (DELAY_SLOT): Update NIA not PC with branch address.
2206 (NULLIFY_NEXT_INSTRUCTION): Set NIA to instruction after next.
2207
2208 * mips.igen: Use CIA not PC in branch calculations.
2209 (illegal): Call SignalException.
2210 (BEQ, ADDIU): Fix assembler.
2211
2212Wed Nov 5 12:19:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2213
2214 * m16.igen (JALX): Was missing.
2215
2216 * configure.in (enable-sim-igen): New configuration option.
2217 * configure: Re-generate.
2218
2219 * sim-main.h (MAX_INSNS, INSN_NAME): Define.
2220
2221 * interp.c (load_memory, store_memory): Delete parameter RAW.
2222 (sim_read, sim_write): Use sim_core_{read,write}_buffer directly
2223 bypassing {load,store}_memory.
2224
2225 * sim-main.h (ByteSwapMem): Delete definition.
2226
2227 * Makefile.in (SIM_OBJS): Add sim-memopt module.
2228
2229 * interp.c (sim_do_command, sim_commands): Delete mips specific
2230 commands. Handled by module sim-options.
2231
2232 * sim-main.h (SIM_HAVE_FLATMEM): Undefine, use sim-core.o module.
2233 (WITH_MODULO_MEMORY): Define.
2234
2235 * interp.c (sim_info): Delete code printing memory size.
2236
2237 * interp.c (mips_size): Nee sim_size, delete function.
2238 (power2): Delete.
2239 (monitor, monitor_base, monitor_size): Delete global variables.
2240 (sim_open, sim_close): Delete code creating monitor and other
2241 memory regions. Use sim-memopts module, via sim_do_commandf, to
2242 manage memory regions.
2243 (load_memory, store_memory): Use sim-core for memory model.
2244
2245 * interp.c (address_translation): Delete all memory map code
2246 except line forcing 32 bit addresses.
2247
2248Wed Nov 5 11:21:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2249
2250 * sim-main.h (WITH_TRACE): Delete definition. Enables common
2251 trace options.
2252
2253 * interp.c (logfh, logfile): Delete globals.
2254 (sim_open, sim_close): Delete code opening & closing log file.
2255 (mips_option_handler): Delete -l and -n options.
2256 (OPTION mips_options): Ditto.
2257
2258 * interp.c (OPTION mips_options): Rename option trace to dinero.
2259 (mips_option_handler): Update.
2260
2261Wed Nov 5 09:35:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2262
2263 * interp.c (fetch_str): New function.
2264 (sim_monitor): Rewrite using sim_read & sim_write.
2265 (sim_open): Check magic number.
2266 (sim_open): Write monitor vectors into memory using sim_write.
2267 (MONITOR_BASE, MONITOR_SIZE, MEM_SIZE): Define.
2268 (sim_read, sim_write): Simplify - transfer data one byte at a
2269 time.
2270 (load_memory, store_memory): Clarify meaning of parameter RAW.
2271
2272 * sim-main.h (isHOST): Defete definition.
2273 (isTARGET): Mark as depreciated.
2274 (address_translation): Delete parameter HOST.
2275
2276 * interp.c (address_translation): Delete parameter HOST.
2277
2278Wed Oct 29 11:13:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2279
2280 * mips.igen:
2281
2282 * Makefile.in (IGEN_INCLUDE): Files included by mips.igen.
2283 (tmp-igen, tmp-m16): Depend on IGEN_INCLUDE.
2284
2285Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
2286
2287 * mips.igen: Add model filter field to records.
2288
2289Mon Oct 27 17:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2290
2291 * Makefile.in (SIM_NO_CFLAGS): Define. Define WITH_IGEN=0.
2292
2293 interp.c (sim_engine_run): Do not compile function sim_engine_run
2294 when WITH_IGEN == 1.
2295
2296 * configure.in (sim_igen_flags, sim_m16_flags): Set according to
2297 target architecture.
2298
2299 Makefile.in (tmp-igen, tmp-m16): Drop -F and -M options to
2300 igen. Replace with configuration variables sim_igen_flags /
2301 sim_m16_flags.
2302
2303 * m16.igen: New file. Copy mips16 insns here.
2304 * mips.igen: From here.
2305
2306Mon Oct 27 13:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2307
2308 * Makefile.in (SIM_NO_OBJ): Define, move SIM_M16_OBJ, SIM_IGEN_OBJ
2309 to top.
2310 (tmp-igen, tmp-m16): Pass -I srcdir to igen.
2311
2312Sat Oct 25 16:51:40 1997 Gavin Koch <gavin@cygnus.com>
2313
2314 * gencode.c (build_instruction): Follow sim_write's lead in using
2315 BigEndianMem instead of !ByteSwapMem.
2316
2317Fri Oct 24 17:41:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
2318
2319 * configure.in (sim_gen): Dependent on target, select type of
2320 generator. Always select old style generator.
2321
2322 configure: Re-generate.
2323
2324 Makefile.in (tmp-igen, tmp-m16, clean-m16, clean-igen): New
2325 targets.
2326 (SIM_M16_CFLAGS, SIM_M16_ALL, SIM_M16_OBJ, BUILT_SRC_FROM_M16,
2327 SIM_IGEN_CFLAGS, SIM_IGEN_ALL, SIM_IGEN_OBJ, BUILT_SRC_FROM_IGEN,
2328 IGEN_TRACE, IGEN_INSN, IGEN_DC): Define
2329 (SIM_EXTRA_CFLAGS, SIM_EXTRA_ALL, SIM_OBJS): Add member
2330 SIM_@sim_gen@_*, set by autoconf.
2331
2332Wed Oct 22 12:52:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2333
2334 * sim-main.h (NULLIFY_NEXT_INSTRUCTION, DELAY_SLOT): Define.
2335
2336 * interp.c (ColdReset): Remove #ifdef HASFPU, check
2337 CURRENT_FLOATING_POINT instead.
2338
2339 * interp.c (ifetch32): New function. Fetch 32 bit instruction.
2340 (address_translation): Raise exception InstructionFetch when
2341 translation fails and isINSTRUCTION.
2342
2343 * interp.c (sim_open, sim_write, sim_monitor, store_word,
2344 sim_engine_run): Change type of of vaddr and paddr to
2345 address_word.
2346 (address_translation, prefetch, load_memory, store_memory,
2347 cache_op): Change type of vAddr and pAddr to address_word.
2348
2349 * gencode.c (build_instruction): Change type of vaddr and paddr to
2350 address_word.
2351
2352Mon Oct 20 15:29:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
2353
2354 * sim-main.h (ALU64_END, ALU32_END): Use ALU*_OVERFLOW_RESULT
2355 macro to obtain result of ALU op.
2356
2357Tue Oct 21 17:39:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2358
2359 * interp.c (sim_info): Call profile_print.
2360
2361Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2362
2363 * Makefile.in (SIM_OBJS): Add sim-profile.o module.
2364
2365 * sim-main.h (WITH_PROFILE): Do not define, defined in
2366 common/sim-config.h. Use sim-profile module.
2367 (simPROFILE): Delete defintion.
2368
2369 * interp.c (PROFILE): Delete definition.
2370 (mips_option_handler): Delete 'p', 'y' and 'x' profile options.
2371 (sim_close): Delete code writing profile histogram.
2372 (mips_set_profile, mips_set_profile_size, writeout16, writeout32):
2373 Delete.
2374 (sim_engine_run): Delete code profiling the PC.
2375
2376Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2377
2378 * sim-main.h (SIGNEXTEND): Force type of result to unsigned_word.
2379
2380 * interp.c (sim_monitor): Make register pointers of type
2381 unsigned_word*.
2382
2383 * sim-main.h: Make registers of type unsigned_word not
2384 signed_word.
2385
2386Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2387
2388 * interp.c (sync_operation): Rename from SyncOperation, make
2389 global, add SD argument.
2390 (prefetch): Rename from Prefetch, make global, add SD argument.
2391 (decode_coproc): Make global.
2392
2393 * sim-main.h (SyncOperation, DecodeCoproc, Pefetch): Define.
2394
2395 * gencode.c (build_instruction): Generate DecodeCoproc not
2396 decode_coproc calls.
2397
2398 * interp.c (SETFCC, GETFCC, PREVCOC1): Move to sim-main.h
2399 (SizeFGR): Move to sim-main.h
2400 (simHALTEX, simHALTIN, simTRACE, simPROFILE, simDELAYSLOT,
2401 simSIGINT, simJALDELAYSLOT): Move to sim-main.h
2402 (FP_FLAGS, FP_ENABLE, FP_CAUSE, IR, UF, OF, DZ, IO, UO): Move to
2403 sim-main.h.
2404 (FP_FS, FP_MASK_RM, FP_SH_RM, FP_RM_NEAREST, FP_RM_TOPINF,
2405 FP_RM_TOMINF, GETRM): Move to sim-main.h.
2406 (Uncached, CachedNoncoherent, CachedCoherent, Cached,
2407 isINSTRUCTION, ..., AccessLength_BYTE, ...): Move to sim-main.h.
2408 (UserMode, BigEndianMem, ByteSwapMem, ReverseEndian,
2409 BigEndianCPU, status_KSU_mask, ...). Moved to sim-main.h
2410
2411 * sim-main.h (ALU32_END, ALU64_END): Define. When overflow raise
2412 exception.
2413 (sim-alu.h): Include.
2414 (NULLIFY_NIA, NULL_CIA, CPU_CIA): Define.
2415 (sim_cia): Typedef to instruction_address.
2416
2417Thu Oct 16 10:31:41 1997 Andrew Cagney <cagney@b1.cygnus.com>
2418
2419 * Makefile.in (interp.o): Rename generated file engine.c to
2420 oengine.c.
2421
2422 * interp.c: Update.
2423
2424Thu Oct 16 10:31:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
2425
2426 * gencode.c (build_instruction): Use FPR_STATE not fpr_state.
2427
2428Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2429
2430 * gencode.c (build_instruction): For "FPSQRT", output correct
2431 number of arguments to Recip.
2432
2433Tue Oct 14 17:38:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
2434
2435 * Makefile.in (interp.o): Depends on sim-main.h
2436
2437 * interp.c (mips16_entry, ColdReset,dotrace): Add SD argument. Use GPR not registers.
2438
2439 * sim-main.h (sim_cpu): Add registers, register_widths, fpr_state,
2440 ipc, dspc, pending_*, hiaccess, loaccess, state, dsstate fields.
2441 (REGISTERS, REGISTER_WIDTHS, FPR_STATE, IPC, DSPC, PENDING_*,
2442 STATE, DSSTATE): Define
2443 (GPR, FGRIDX, ..): Define.
2444
2445 * interp.c (registers, register_widths, fpr_state, ipc, dspc,
2446 pending_*, hiaccess, loaccess, state, dsstate): Delete globals.
2447 (GPR, FGRIDX, ...): Delete macros.
2448
2449 * interp.c: Update names to match defines from sim-main.h
2450
2451Tue Oct 14 15:11:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
2452
2453 * interp.c (sim_monitor): Add SD argument.
2454 (sim_warning): Delete. Replace calls with calls to
2455 sim_io_eprintf.
2456 (sim_error): Delete. Replace calls with sim_io_error.
2457 (open_trace, writeout32, writeout16, getnum): Add SD argument.
2458 (mips_set_profile): Rename from sim_set_profile. Add SD argument.
2459 (mips_set_profile_size): Rename from sim_set_profile_size. Add SD
2460 argument.
2461 (mips_size): Rename from sim_size. Add SD argument.
2462
2463 * interp.c (simulator): Delete global variable.
2464 (callback): Delete global variable.
2465 (mips_option_handler, sim_open, sim_write, sim_read,
2466 sim_store_register, sim_fetch_register, sim_info, sim_do_command,
2467 sim_size,sim_monitor): Use sim_io_* not callback->*.
2468 (sim_open): ZALLOC simulator struct.
2469 (PROFILE): Do not define.
2470
2471Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2472
2473 * interp.c (sim_open), support.h: Replace CHECKSIM macro found in
2474 support.h with corresponding code.
2475
2476 * sim-main.h (word64, uword64), support.h: Move definition to
2477 sim-main.h.
2478 (WORD64LO, WORD64HI, SET64LO, SET64HI, WORD64, UWORD64): Ditto.
2479
2480 * support.h: Delete
2481 * Makefile.in: Update dependencies
2482 * interp.c: Do not include.
2483
2484Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2485
2486 * interp.c (address_translation, load_memory, store_memory,
2487 cache_op): Rename to from AddressTranslation et.al., make global,
2488 add SD argument
2489
2490 * sim-main.h (AddressTranslation, LoadMemory, StoreMemory,
2491 CacheOp): Define.
2492
2493 * interp.c (SignalException): Rename to signal_exception, make
2494 global.
2495
2496 * interp.c (Interrupt, ...): Move definitions to sim-main.h.
2497
2498 * sim-main.h (SignalException, SignalExceptionInterrupt,
2499 SignalExceptionInstructionFetch, SignalExceptionAddressStore,
2500 SignalExceptionAddressLoad, SignalExceptionSimulatorFault,
2501 SignalExceptionIntegerOverflow, SignalExceptionCoProcessorUnusable):
2502 Define.
2503
2504 * interp.c, support.h: Use.
2505
2506Tue Oct 14 13:19:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2507
2508 * interp.c (ValueFPR, StoreFPR), sim-main.h: Make global, rename
2509 to value_fpr / store_fpr. Add SD argument.
2510 (NaN, Infinity, Less, Equal, AbsoluteValue, Negate, Add, Sub,
2511 Multiply, Divide, Recip, SquareRoot, Convert): Make global.
2512
2513 * sim-main.h (ValueFPR, StoreFPR): Define.
2514
2515Tue Oct 14 13:06:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
2516
2517 * interp.c (sim_engine_run): Check consistency between configure
2518 WITH_TARGET_WORD_BITSIZE and WITH_FLOATING_POINT and gensim GPRLEN
2519 and HASFPU.
2520
2521 * configure.in (mips_bitsize): Configure WITH_TARGET_WORD_BITSIZE.
2522 (mips_fpu): Configure WITH_FLOATING_POINT.
2523 (mips_endian): Configure WITH_TARGET_ENDIAN.
2524 * configure: Update.
2525
2526Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2527
2528 * configure: Regenerated to track ../common/aclocal.m4 changes.
2529
2530Mon Sep 29 14:45:00 1997 Bob Manson <manson@charmed.cygnus.com>
2531
2532 * configure: Regenerated.
2533
2534Fri Sep 26 12:48:18 1997 Mark Alexander <marka@cygnus.com>
2535
2536 * interp.c: Allow Debug, DEPC, and EPC registers to be examined in GDB.
2537
2538Thu Sep 25 11:15:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2539
2540 * gencode.c (print_igen_insn_models): Assume certain architectures
2541 include all mips* instructions.
2542 (print_igen_insn_format): Use data_size==-1 as marker for MIPS16
2543 instruction.
2544
2545 * Makefile.in (tmp.igen): Add target. Generate igen input from
2546 gencode file.
2547
2548 * gencode.c (FEATURE_IGEN): Define.
2549 (main): Add --igen option. Generate output in igen format.
2550 (process_instructions): Format output according to igen option.
2551 (print_igen_insn_format): New function.
2552 (print_igen_insn_models): New function.
2553 (process_instructions): Only issue warnings and ignore
2554 instructions when no FEATURE_IGEN.
2555
2556Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2557
2558 * interp.c (COP_SD, COP_LD): Add UNUSED to pacify GCC for some
2559 MIPS targets.
2560
2561Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2562
2563 * configure: Regenerated to track ../common/aclocal.m4 changes.
2564
2565Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
2566
2567 * Makefile.in (SIM_ALIGNMENT, SIM_ENDIAN, SIM_HOSTENDIAN,
2568 SIM_RESERVED_BITS): Delete, moved to common.
2569 (SIM_EXTRA_CFLAGS): Update.
2570
2571Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2572
2573 * configure.in: Configure non-strict memory alignment.
2574 * configure: Regenerated to track ../common/aclocal.m4 changes.
2575
2576Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
2577
2578 * configure: Regenerated to track ../common/aclocal.m4 changes.
2579
2580Sat Sep 20 14:07:28 1997 Gavin Koch <gavin@cygnus.com>
2581
2582 * gencode.c (SDBBP,DERET): Added (3900) insns.
2583 (RFE): Turn on for 3900.
2584 * interp.c (DebugBreakPoint,DEPC,Debug,Debug_*): Added.
2585 (dsstate): Made global.
2586 (SUBTARGET_R3900): Added.
2587 (CANCELDELAYSLOT): New.
2588 (SignalException): Ignore SystemCall rather than ignore and
2589 terminate. Add DebugBreakPoint handling.
2590 (decode_coproc): New insns RFE, DERET; and new registers Debug
2591 and DEPC protected by SUBTARGET_R3900.
2592 (sim_engine_run): Use CANCELDELAYSLOT rather than clearing
2593 bits explicitly.
2594 * Makefile.in,configure.in: Add mips subtarget option.
2595 * configure: Update.
2596
2597Fri Sep 19 09:33:27 1997 Gavin Koch <gavin@cygnus.com>
2598
2599 * gencode.c: Add r3900 (tx39).
2600
2601
2602Tue Sep 16 15:52:04 1997 Gavin Koch <gavin@cygnus.com>
2603
2604 * gencode.c (build_instruction): Don't need to subtract 4 for
2605 JALR, just 2.
2606
2607Tue Sep 16 11:32:28 1997 Gavin Koch <gavin@cygnus.com>
2608
2609 * interp.c: Correct some HASFPU problems.
2610
2611Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
2612
2613 * configure: Regenerated to track ../common/aclocal.m4 changes.
2614
2615Fri Sep 12 12:01:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2616
2617 * interp.c (mips_options): Fix samples option short form, should
2618 be `x'.
2619
2620Thu Sep 11 09:35:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
2621
2622 * interp.c (sim_info): Enable info code. Was just returning.
2623
2624Tue Sep 9 17:30:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2625
2626 * interp.c (decode_coproc): Clarify warning about unsuported MTC0,
2627 MFC0.
2628
2629Tue Sep 9 16:28:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
2630
2631 * gencode.c (build_instruction): Use SIGNED64 for 64 bit
2632 constants.
2633 (build_instruction): Ditto for LL.
2634
2635Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
2636
2637 * configure: Regenerated to track ../common/aclocal.m4 changes.
2638
2639Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2640
2641 * configure: Regenerated to track ../common/aclocal.m4 changes.
2642 * config.in: Ditto.
2643
2644Wed Aug 27 14:12:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
2645
2646 * interp.c (sim_open): Add call to sim_analyze_program, update
2647 call to sim_config.
2648
2649Tue Aug 26 10:40:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
2650
2651 * interp.c (sim_kill): Delete.
2652 (sim_create_inferior): Add ABFD argument. Set PC from same.
2653 (sim_load): Move code initializing trap handlers from here.
2654 (sim_open): To here.
2655 (sim_load): Delete, use sim-hload.c.
2656
2657 * Makefile.in (SIM_OBJS): Add sim-hload.o module.
2658
2659Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2660
2661 * configure: Regenerated to track ../common/aclocal.m4 changes.
2662 * config.in: Ditto.
2663
2664Mon Aug 25 15:59:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2665
2666 * interp.c (sim_open): Add ABFD argument.
2667 (sim_load): Move call to sim_config from here.
2668 (sim_open): To here. Check return status.
2669
2670Fri Jul 25 15:00:45 1997 Gavin Koch <gavin@cygnus.com>
2671
2672 * gencode.c (build_instruction): Two arg MADD should
2673 not assign result to $0.
2674
2675Thu Jun 26 12:13:17 1997 Angela Marie Thomas (angela@cygnus.com)
2676
2677 * sim/mips/configure: Change default_sim_endian to 0 (bi-endian)
2678 * sim/mips/configure.in: Regenerate.
2679
2680Wed Jul 9 10:29:21 1997 Andrew Cagney <cagney@critters.cygnus.com>
2681
2682 * interp.c (SUB_REG_UW, SUB_REG_SW, SUB_REG_*): Use more explicit
2683 signed8, unsigned8 et.al. types.
2684
2685 * interp.c (SUB_REG_FETCH): Handle both little and big endian
2686 hosts when selecting subreg.
2687
2688Wed Jul 2 11:54:10 1997 Jeffrey A Law (law@cygnus.com)
2689
2690 * interp.c (sim_engine_run): Reset the ZERO register to zero
2691 regardless of FEATURE_WARN_ZERO.
2692 * gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
2693
2694Wed Jun 4 10:43:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2695
2696 * interp.c (decode_coproc): Implement MTC0 N, CAUSE.
2697 (SignalException): For BreakPoints ignore any mode bits and just
2698 save the PC.
2699 (SignalException): Always set the CAUSE register.
2700
2701Tue Jun 3 05:00:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
2702
2703 * interp.c (SignalException): Clear the simDELAYSLOT flag when an
2704 exception has been taken.
2705
2706 * interp.c: Implement the ERET and mt/f sr instructions.
2707
2708Sat May 31 00:44:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
2709
2710 * interp.c (SignalException): Don't bother restarting an
2711 interrupt.
2712
2713Fri May 30 23:41:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2714
2715 * interp.c (SignalException): Really take an interrupt.
2716 (interrupt_event): Only deliver interrupts when enabled.
2717
2718Tue May 27 20:08:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2719
2720 * interp.c (sim_info): Only print info when verbose.
2721 (sim_info) Use sim_io_printf for output.
2722
2723Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2724
2725 * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
2726 mips architectures.
2727
2728Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2729
2730 * interp.c (sim_do_command): Check for common commands if a
2731 simulator specific command fails.
2732
2733Thu May 22 09:32:03 1997 Gavin Koch <gavin@cygnus.com>
2734
2735 * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
2736 and simBE when DEBUG is defined.
2737
2738Wed May 21 09:08:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
2739
2740 * interp.c (interrupt_event): New function. Pass exception event
2741 onto exception handler.
2742
2743 * configure.in: Check for stdlib.h.
2744 * configure: Regenerate.
2745
2746 * gencode.c (build_instruction): Add UNUSED attribute to tempS
2747 variable declaration.
2748 (build_instruction): Initialize memval1.
2749 (build_instruction): Add UNUSED attribute to byte, bigend,
2750 reverse.
2751 (build_operands): Ditto.
2752
2753 * interp.c: Fix GCC warnings.
2754 (sim_get_quit_code): Delete.
2755
2756 * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
2757 * Makefile.in: Ditto.
2758 * configure: Re-generate.
2759
2760 * Makefile.in (SIM_OBJS): Add sim-watch.o module.
2761
2762Tue May 20 15:08:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2763
2764 * interp.c (mips_option_handler): New function parse argumes using
2765 sim-options.
2766 (myname): Replace with STATE_MY_NAME.
2767 (sim_open): Delete check for host endianness - performed by
2768 sim_config.
2769 (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
2770 (sim_open): Move much of the initialization from here.
2771 (sim_load): To here. After the image has been loaded and
2772 endianness set.
2773 (sim_open): Move ColdReset from here.
2774 (sim_create_inferior): To here.
2775 (sim_open): Make FP check less dependant on host endianness.
2776
2777 * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
2778 run.
2779 * interp.c (sim_set_callbacks): Delete.
2780
2781 * interp.c (membank, membank_base, membank_size): Replace with
2782 STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
2783 (sim_open): Remove call to callback->init. gdb/run do this.
2784
2785 * interp.c: Update
2786
2787 * sim-main.h (SIM_HAVE_FLATMEM): Define.
2788
2789 * interp.c (big_endian_p): Delete, replaced by
2790 current_target_byte_order.
2791
2792Tue May 20 13:55:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2793
2794 * interp.c (host_read_long, host_read_word, host_swap_word,
2795 host_swap_long): Delete. Using common sim-endian.
2796 (sim_fetch_register, sim_store_register): Use H2T.
2797 (pipeline_ticks): Delete. Handled by sim-events.
2798 (sim_info): Update.
2799 (sim_engine_run): Update.
2800
2801Tue May 20 13:42:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
2802
2803 * interp.c (sim_stop_reason): Move code determining simEXCEPTION
2804 reason from here.
2805 (SignalException): To here. Signal using sim_engine_halt.
2806 (sim_stop_reason): Delete, moved to common.
2807
2808Tue May 20 10:19:48 1997 Andrew Cagney <cagney@b2.cygnus.com>
2809
2810 * interp.c (sim_open): Add callback argument.
2811 (sim_set_callbacks): Delete SIM_DESC argument.
2812 (sim_size): Ditto.
2813
2814Mon May 19 18:20:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2815
2816 * Makefile.in (SIM_OBJS): Add common modules.
2817
2818 * interp.c (sim_set_callbacks): Also set SD callback.
2819 (set_endianness, xfer_*, swap_*): Delete.
2820 (host_read_word, host_read_long, host_swap_word, host_swap_long):
2821 Change to functions using sim-endian macros.
2822 (control_c, sim_stop): Delete, use common version.
2823 (simulate): Convert into.
2824 (sim_engine_run): This function.
2825 (sim_resume): Delete.
2826
2827 * interp.c (simulation): New variable - the simulator object.
2828 (sim_kind): Delete global - merged into simulation.
2829 (sim_load): Cleanup. Move PC assignment from here.
2830 (sim_create_inferior): To here.
2831
2832 * sim-main.h: New file.
2833 * interp.c (sim-main.h): Include.
2834
2835Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
2836
2837 * configure: Regenerated to track ../common/aclocal.m4 changes.
2838
2839Wed Apr 23 17:32:19 1997 Doug Evans <dje@canuck.cygnus.com>
2840
2841 * tconfig.in (SIM_HAVE_BIENDIAN): Define.
2842
2843Mon Apr 21 17:16:13 1997 Gavin Koch <gavin@cygnus.com>
2844
2845 * gencode.c (build_instruction): DIV instructions: check
2846 for division by zero and integer overflow before using
2847 host's division operation.
2848
2849Thu Apr 17 03:18:14 1997 Doug Evans <dje@canuck.cygnus.com>
2850
2851 * Makefile.in (SIM_OBJS): Add sim-load.o.
2852 * interp.c: #include bfd.h.
2853 (target_byte_order): Delete.
2854 (sim_kind, myname, big_endian_p): New static locals.
2855 (sim_open): Set sim_kind, myname. Move call to set_endianness to
2856 after argument parsing. Recognize -E arg, set endianness accordingly.
2857 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
2858 load file into simulator. Set PC from bfd.
2859 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
2860 (set_endianness): Use big_endian_p instead of target_byte_order.
2861
2862Wed Apr 16 17:55:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
2863
2864 * interp.c (sim_size): Delete prototype - conflicts with
2865 definition in remote-sim.h. Correct definition.
2866
2867Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2868
2869 * configure: Regenerated to track ../common/aclocal.m4 changes.
2870 * config.in: Ditto.
2871
2872Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
2873
2874 * interp.c (sim_open): New arg `kind'.
2875
2876 * configure: Regenerated to track ../common/aclocal.m4 changes.
2877
2878Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2879
2880 * configure: Regenerated to track ../common/aclocal.m4 changes.
2881
2882Tue Mar 25 11:38:22 1997 Doug Evans <dje@canuck.cygnus.com>
2883
2884 * interp.c (sim_open): Set optind to 0 before calling getopt.
2885
2886Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2887
2888 * configure: Regenerated to track ../common/aclocal.m4 changes.
2889
2890Mon Mar 17 10:52:59 1997 Gavin Koch <gavin@cetus.cygnus.com>
2891
2892 * interp.c : Replace uses of pr_addr with pr_uword64
2893 where the bit length is always 64 independent of SIM_ADDR.
2894 (pr_uword64) : added.
2895
2896Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2897
2898 * configure: Re-generate.
2899
2900Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
2901
2902 * configure: Regenerate to track ../common/aclocal.m4 changes.
2903
2904Thu Mar 13 12:51:36 1997 Doug Evans <dje@canuck.cygnus.com>
2905
2906 * interp.c (sim_open): New SIM_DESC result. Argument is now
2907 in argv form.
2908 (other sim_*): New SIM_DESC argument.
2909
2910Mon Feb 24 22:47:14 1997 Dawn Perchik <dawn@cygnus.com>
2911
2912 * interp.c: Fix printing of addresses for non-64-bit targets.
2913 (pr_addr): Add function to print address based on size.
2914
2915Wed Feb 19 14:42:09 1997 Mark Alexander <marka@cygnus.com>
2916
2917 * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
2918
2919Thu Feb 13 14:08:30 1997 Ian Lance Taylor <ian@cygnus.com>
2920
2921 * gencode.c (build_mips16_operands): Correct computation of base
2922 address for extended PC relative instruction.
2923
2924Thu Feb 6 17:16:15 1997 Ian Lance Taylor <ian@cygnus.com>
2925
2926 * interp.c (mips16_entry): Add support for floating point cases.
2927 (SignalException): Pass floating point cases to mips16_entry.
2928 (ValueFPR): Don't restrict fmt_single and fmt_word to even
2929 registers.
2930 (StoreFPR): Likewise. Also, don't clobber fpr + 1 for fmt_single
2931 or fmt_word.
2932 (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
2933 and then set the state to fmt_uninterpreted.
2934 (COP_SW): Temporarily set the state to fmt_word while calling
2935 ValueFPR.
2936
2937Tue Feb 4 16:48:25 1997 Ian Lance Taylor <ian@cygnus.com>
2938
2939 * gencode.c (build_instruction): The high order may be set in the
2940 comparison flags at any ISA level, not just ISA 4.
2941
2942Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
2943
2944 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
2945 COMMON_{PRE,POST}_CONFIG_FRAG instead.
2946 * configure.in: sinclude ../common/aclocal.m4.
2947 * configure: Regenerated.
2948
2949Fri Jan 31 11:11:45 1997 Ian Lance Taylor <ian@cygnus.com>
2950
2951 * configure: Rebuild after change to aclocal.m4.
2952
2953Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
2954
2955 * configure configure.in Makefile.in: Update to new configure
2956 scheme which is more compatible with WinGDB builds.
2957 * configure.in: Improve comment on how to run autoconf.
2958 * configure: Re-run autoconf to get new ../common/aclocal.m4.
2959 * Makefile.in: Use autoconf substitution to install common
2960 makefile fragment.
2961
2962Wed Jan 8 12:39:03 1997 Jim Wilson <wilson@cygnus.com>
2963
2964 * gencode.c (build_instruction): Use BigEndianCPU instead of
2965 ByteSwapMem.
2966
2967Thu Jan 02 22:23:04 1997 Mark Alexander <marka@cygnus.com>
2968
2969 * interp.c (sim_monitor): Make output to stdout visible in
2970 wingdb's I/O log window.
2971
2972Tue Dec 31 07:04:00 1996 Mark Alexander <marka@cygnus.com>
2973
2974 * support.h: Undo previous change to SIGTRAP
2975 and SIGQUIT values.
2976
2977Mon Dec 30 17:36:06 1996 Ian Lance Taylor <ian@cygnus.com>
2978
2979 * interp.c (store_word, load_word): New static functions.
2980 (mips16_entry): New static function.
2981 (SignalException): Look for mips16 entry and exit instructions.
2982 (simulate): Use the correct index when setting fpr_state after
2983 doing a pending move.
2984
2985Sun Dec 29 09:37:18 1996 Mark Alexander <marka@cygnus.com>
2986
2987 * interp.c: Fix byte-swapping code throughout to work on
2988 both little- and big-endian hosts.
2989
2990Sun Dec 29 09:18:32 1996 Mark Alexander <marka@cygnus.com>
2991
2992 * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
2993 with gdb/config/i386/xm-windows.h.
2994
2995Fri Dec 27 22:48:51 1996 Mark Alexander <marka@cygnus.com>
2996
2997 * gencode.c (build_instruction): Work around MSVC++ code gen bug
2998 that messes up arithmetic shifts.
2999
3000Fri Dec 20 11:04:05 1996 Stu Grossman (grossman@critters.cygnus.com)
3001
3002 * support.h: Use _WIN32 instead of __WIN32__. Also add defs for
3003 SIGTRAP and SIGQUIT for _WIN32.
3004
3005Thu Dec 19 14:07:27 1996 Ian Lance Taylor <ian@cygnus.com>
3006
3007 * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
3008 force a 64 bit multiplication.
3009 (build_instruction) [OR]: In mips16 mode, don't do anything if the
3010 destination register is 0, since that is the default mips16 nop
3011 instruction.
3012
3013Mon Dec 16 14:59:38 1996 Ian Lance Taylor <ian@cygnus.com>
3014
3015 * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
3016 (build_endian_shift): Don't check proc64.
3017 (build_instruction): Always set memval to uword64. Cast op2 to
3018 uword64 when shifting it left in memory instructions. Always use
3019 the same code for stores--don't special case proc64.
3020
3021 * gencode.c (build_mips16_operands): Fix base PC value for PC
3022 relative operands.
3023 (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
3024 jal instruction.
3025 * interp.c (simJALDELAYSLOT): Define.
3026 (JALDELAYSLOT): Define.
3027 (INDELAYSLOT, INJALDELAYSLOT): Define.
3028 (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
3029
3030Tue Dec 24 22:11:20 1996 Angela Marie Thomas (angela@cygnus.com)
3031
3032 * interp.c (sim_open): add flush_cache as a PMON routine
3033 (sim_monitor): handle flush_cache by ignoring it
3034
3035Wed Dec 11 13:53:51 1996 Jim Wilson <wilson@cygnus.com>
3036
3037 * gencode.c (build_instruction): Use !ByteSwapMem instead of
3038 BigEndianMem.
3039 * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
3040 (BigEndianMem): Rename to ByteSwapMem and change sense.
3041 (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
3042 BigEndianMem references to !ByteSwapMem.
3043 (set_endianness): New function, with prototype.
3044 (sim_open): Call set_endianness.
3045 (sim_info): Use simBE instead of BigEndianMem.
3046 (xfer_direct_word, xfer_direct_long, swap_direct_word,
3047 swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
3048 xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
3049 ifdefs, keeping the prototype declaration.
3050 (swap_word): Rewrite correctly.
3051 (ColdReset): Delete references to CONFIG. Delete endianness related
3052 code; moved to set_endianness.
3053
3054Tue Dec 10 11:32:04 1996 Jim Wilson <wilson@cygnus.com>
3055
3056 * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
3057 * interp.c (CHECKHILO): Define away.
3058 (simSIGINT): New macro.
3059 (membank_size): Increase from 1MB to 2MB.
3060 (control_c): New function.
3061 (sim_resume): Rename parameter signal to signal_number. Add local
3062 variable prev. Call signal before and after simulate.
3063 (sim_stop_reason): Add simSIGINT support.
3064 (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
3065 functions always.
3066 (sim_warning): Delete call to SignalException. Do call printf_filtered
3067 if logfh is NULL.
3068 (AddressTranslation): Add #ifdef DEBUG around debugging message and
3069 a call to sim_warning.
3070
3071Wed Nov 27 11:53:50 1996 Ian Lance Taylor <ian@cygnus.com>
3072
3073 * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
3074 16 bit instructions.
3075
3076Tue Nov 26 11:53:12 1996 Ian Lance Taylor <ian@cygnus.com>
3077
3078 Add support for mips16 (16 bit MIPS implementation):
3079 * gencode.c (inst_type): Add mips16 instruction encoding types.
3080 (GETDATASIZEINSN): Define.
3081 (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv. Add
3082 jalx. Add LEFT flag to mfhi and mflo. Add RIGHT flag to mthi and
3083 mtlo.
3084 (MIPS16_DECODE): New table, for mips16 instructions.
3085 (bitmap_val): New static function.
3086 (struct mips16_op): Define.
3087 (mips16_op_table): New table, for mips16 operands.
3088 (build_mips16_operands): New static function.
3089 (process_instructions): If PC is odd, decode a mips16
3090 instruction. Break out instruction handling into new
3091 build_instruction function.
3092 (build_instruction): New static function, broken out of
3093 process_instructions. Check modifiers rather than flags for SHIFT
3094 bit count and m[ft]{hi,lo} direction.
3095 (usage): Pass program name to fprintf.
3096 (main): Remove unused variable this_option_optind. Change
3097 ``*loptarg++'' to ``loptarg++''.
3098 (my_strtoul): Parenthesize && within ||.
3099 * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
3100 (simulate): If PC is odd, fetch a 16 bit instruction, and
3101 increment PC by 2 rather than 4.
3102 * configure.in: Add case for mips16*-*-*.
3103 * configure: Rebuild.
3104
3105Fri Nov 22 08:49:36 1996 Mark Alexander <marka@cygnus.com>
3106
3107 * interp.c: Allow -t to enable tracing in standalone simulator.
3108 Fix garbage output in trace file and error messages.
3109
3110Wed Nov 20 01:54:37 1996 Doug Evans <dje@canuck.cygnus.com>
3111
3112 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
3113 (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
3114 * configure.in: Simplify using macros in ../common/aclocal.m4.
3115 * configure: Regenerated.
3116 * tconfig.in: New file.
3117
3118Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
3119
3120 * interp.c: Fix bugs in 64-bit port.
3121 Use ansi function declarations for msvc compiler.
3122 Initialize and test file pointer in trace code.
3123 Prevent duplicate definition of LAST_EMED_REGNUM.
3124
3125Tue Oct 15 11:07:06 1996 Mark Alexander <marka@cygnus.com>
3126
3127 * interp.c (xfer_big_long): Prevent unwanted sign extension.
3128
3129Thu Sep 26 17:35:00 1996 James G. Smith <jsmith@cygnus.co.uk>
3130
3131 * interp.c (SignalException): Check for explicit terminating
3132 breakpoint value.
3133 * gencode.c: Pass instruction value through SignalException()
3134 calls for Trap, Breakpoint and Syscall.
3135
3136Thu Sep 26 11:35:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3137
3138 * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
3139 only used on those hosts that provide it.
3140 * configure.in: Add sqrt() to list of functions to be checked for.
3141 * config.in: Re-generated.
3142 * configure: Re-generated.
3143
3144Fri Sep 20 15:47:12 1996 Ian Lance Taylor <ian@cygnus.com>
3145
3146 * gencode.c (process_instructions): Call build_endian_shift when
3147 expanding STORE RIGHT, to fix swr.
3148 * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
3149 clear the high bits.
3150 * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
3151 Fix float to int conversions to produce signed values.
3152
3153Thu Sep 19 15:34:17 1996 Ian Lance Taylor <ian@cygnus.com>
3154
3155 * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
3156 (process_instructions): Correct handling of nor instruction.
3157 Correct shift count for 32 bit shift instructions. Correct sign
3158 extension for arithmetic shifts to not shift the number of bits in
3159 the type. Fix 64 bit multiply high word calculation. Fix 32 bit
3160 unsigned multiply. Fix ldxc1 and friends to use coprocessor 1.
3161 Fix madd.
3162 * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
3163 It's OK to have a mult follow a mult. What's not OK is to have a
3164 mult follow an mfhi.
3165 (Convert): Comment out incorrect rounding code.
3166
3167Mon Sep 16 11:38:16 1996 James G. Smith <jsmith@cygnus.co.uk>
3168
3169 * interp.c (sim_monitor): Improved monitor printf
3170 simulation. Tidied up simulator warnings, and added "--log" option
3171 for directing warning message output.
3172 * gencode.c: Use sim_warning() rather than WARNING macro.
3173
3174Thu Aug 22 15:03:12 1996 Ian Lance Taylor <ian@cygnus.com>
3175
3176 * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
3177 getopt1.o, rather than on gencode.c. Link objects together.
3178 Don't link against -liberty.
3179 (gencode.o, getopt.o, getopt1.o): New targets.
3180 * gencode.c: Include <ctype.h> and "ansidecl.h".
3181 (AND): Undefine after including "ansidecl.h".
3182 (ULONG_MAX): Define if not defined.
3183 (OP_*): Don't define macros; now defined in opcode/mips.h.
3184 (main): Call my_strtoul rather than strtoul.
3185 (my_strtoul): New static function.
3186
3187Wed Jul 17 18:12:38 1996 Stu Grossman (grossman@critters.cygnus.com)
3188
3189 * gencode.c (process_instructions): Generate word64 and uword64
3190 instead of `long long' and `unsigned long long' data types.
3191 * interp.c: #include sysdep.h to get signals, and define default
3192 for SIGBUS.
3193 * (Convert): Work around for Visual-C++ compiler bug with type
3194 conversion.
3195 * support.h: Make things compile under Visual-C++ by using
3196 __int64 instead of `long long'. Change many refs to long long
3197 into word64/uword64 typedefs.
3198
3199Wed Jun 26 12:24:55 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
3200
3201 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
3202 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
3203 (docdir): Removed.
3204 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
3205 (AC_PROG_INSTALL): Added.
3206 (AC_PROG_CC): Moved to before configure.host call.
3207 * configure: Rebuilt.
3208
3209Wed Jun 5 08:28:13 1996 James G. Smith <jsmith@cygnus.co.uk>
3210
3211 * configure.in: Define @SIMCONF@ depending on mips target.
3212 * configure: Rebuild.
3213 * Makefile.in (run): Add @SIMCONF@ to control simulator
3214 construction.
3215 * gencode.c: Change LOADDRMASK to 64bit memory model only.
3216 * interp.c: Remove some debugging, provide more detailed error
3217 messages, update memory accesses to use LOADDRMASK.
3218
3219Mon Jun 3 11:55:03 1996 Ian Lance Taylor <ian@cygnus.com>
3220
3221 * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
3222 AC_CHECK_LIB, and AC_CHECK_FUNCS. Change AC_OUTPUT to set
3223 stamp-h.
3224 * configure: Rebuild.
3225 * config.in: New file, generated by autoheader.
3226 * interp.c: Include "config.h". Include <stdlib.h>, <string.h>,
3227 and <strings.h> if they exist. Replace #ifdef sun with #ifdef
3228 HAVE_ANINT and HAVE_AINT, as appropriate.
3229 * Makefile.in (run): Use @LIBS@ rather than -lm.
3230 (interp.o): Depend upon config.h.
3231 (Makefile): Just rebuild Makefile.
3232 (clean): Remove stamp-h.
3233 (mostlyclean): Make the same as clean, not as distclean.
3234 (config.h, stamp-h): New targets.
3235
3236Fri May 10 00:41:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3237
3238 * interp.c (ColdReset): Fix boolean test. Make all simulator
3239 globals static.
3240
3241Wed May 8 15:12:58 1996 James G. Smith <jsmith@cygnus.co.uk>
3242
3243 * interp.c (xfer_direct_word, xfer_direct_long,
3244 swap_direct_word, swap_direct_long, xfer_big_word,
3245 xfer_big_long, xfer_little_word, xfer_little_long,
3246 swap_word,swap_long): Added.
3247 * interp.c (ColdReset): Provide function indirection to
3248 host<->simulated_target transfer routines.
3249 * interp.c (sim_store_register, sim_fetch_register): Updated to
3250 make use of indirected transfer routines.
3251
3252Fri Apr 19 15:48:24 1996 James G. Smith <jsmith@cygnus.co.uk>
3253
3254 * gencode.c (process_instructions): Ensure FP ABS instruction
3255 recognised.
3256 * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
3257 system call support.
3258
3259Wed Apr 10 09:51:38 1996 James G. Smith <jsmith@cygnus.co.uk>
3260
3261 * interp.c (sim_do_command): Complain if callback structure not
3262 initialised.
3263
3264Thu Mar 28 13:50:51 1996 James G. Smith <jsmith@cygnus.co.uk>
3265
3266 * interp.c (Convert): Provide round-to-nearest and round-to-zero
3267 support for Sun hosts.
3268 * Makefile.in (gencode): Ensure the host compiler and libraries
3269 used for cross-hosted build.
3270
3271Wed Mar 27 14:42:12 1996 James G. Smith <jsmith@cygnus.co.uk>
3272
3273 * interp.c, gencode.c: Some more (TODO) tidying.
3274
3275Thu Mar 7 11:19:33 1996 James G. Smith <jsmith@cygnus.co.uk>
3276
3277 * gencode.c, interp.c: Replaced explicit long long references with
3278 WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
3279 * support.h (SET64LO, SET64HI): Macros added.
3280
3281Wed Feb 21 12:16:21 1996 Ian Lance Taylor <ian@cygnus.com>
3282
3283 * configure: Regenerate with autoconf 2.7.
3284
3285Tue Jan 30 08:48:18 1996 Fred Fish <fnf@cygnus.com>
3286
3287 * interp.c (LoadMemory): Enclose text following #endif in /* */.
3288 * support.h: Remove superfluous "1" from #if.
3289 * support.h (CHECKSIM): Remove stray 'a' at end of line.
3290
3291Mon Dec 4 11:44:40 1995 Jamie Smith <jsmith@cygnus.com>
3292
3293 * interp.c (StoreFPR): Control UndefinedResult() call on
3294 WARN_RESULT manifest.
3295
3296Fri Dec 1 16:37:19 1995 James G. Smith <jsmith@cygnus.co.uk>
3297
3298 * gencode.c: Tidied instruction decoding, and added FP instruction
3299 support.
3300
3301 * interp.c: Added dineroIII, and BSD profiling support. Also
3302 run-time FP handling.
3303
3304Sun Oct 22 00:57:18 1995 James G. Smith <jsmith@pasanda.cygnus.co.uk>
3305
3306 * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
3307 gencode.c, interp.c, support.h: created.