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sim: delete SIM_HAVE_FLATMEM support
[thirdparty/binutils-gdb.git] / sim / mips / ChangeLog
CommitLineData
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12015-12-24 Mike Frysinger <vapier@gentoo.org>
2
3 * interp.c [SIM_HAVE_FLATMEM] (sim_open): Delete flatmem code.
4
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52015-12-24 Mike Frysinger <vapier@gentoo.org>
6
7 * tconfig.h (SIM_HAVE_SIMCACHE): Delete.
8
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92015-12-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
10
11 * micromips.igen (process_isa_mode): Fix left shift of negative
12 value.
13
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142015-11-17 Mike Frysinger <vapier@gentoo.org>
15
16 * sim-main.h (WITH_MODULO_MEMORY): Delete.
17
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182015-11-15 Mike Frysinger <vapier@gentoo.org>
19
20 * Makefile.in (SIM_OBJS): Delete sim-reason.o and sim-stop.o.
21
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222015-11-14 Mike Frysinger <vapier@gentoo.org>
23
24 * interp.c (sim_close): Rename to ...
25 (mips_sim_close): ... this. Delete calls to sim_module_uninstall and
26 sim_io_shutdown.
27 * sim-main.h (mips_sim_close): Declare.
28 (SIM_CLOSE_HOOK): Define.
29
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302015-09-25 Andrew Bennett <andrew.bennett@imgtec.com>
31 Ali Lown <ali.lown@imgtec.com>
32
33 * Makefile.in (tmp-micromips): New rule.
34 (tmp-mach-multi): Add support for micromips.
35 * configure.ac (mips*-sde-elf* | mips*-mti-elf*): Made a multi sim
36 that works for both mips64 and micromips64.
37 (mipsisa32r2*-*-*): Made a multi sim that works for mips32 and
38 micromips32.
39 Add build support for micromips.
40 * dsp.igen (do_ph_s_absq, do_w_s_absq, do_qb_s_absq, do_addsc,
41 do_addwc, do_bitrev, do_extpv, do_extrv, do_extrv_s_h, do_insv,
42 do_lxx do_modsub, do_mthlip, do_mulsaq_s_w_ph, do_ph_packrl, do_qb_pick
43 do_ph_pick, do_qb_ph_precequ, do_qb_ph_preceu, do_w_preceq
44 do_w_ph_precrq, do_ph_qb_precrq, do_w_ph_rs_precrq do_qb_w_raddu,
45 do_rddsp, do_repl, do_shilov, do_ph_shl, do_qb_shl do_w_s_shllv,
46 do_ph_shrlv, do_w_r_shrav, do_wrdsp, do_qb_shrav, do_append,
47 do_balign, do_ph_w_mulsa, do_ph_qb_precr, do_prepend): New functions.
48 Refactored instruction code to use these functions.
49 * dsp2.igen: Refactored instruction code to use the new functions.
50 * interp.c (decode_coproc): Refactored to work with any instruction
51 encoding.
52 (isa_mode): New variable
53 (RSVD_INSTRUCTION): Changed to 0x00000039.
54 * m16.igen (BREAK16): Refactored instruction to use do_break16.
55 (JALX32): Add mips32, mips64, mips32r2 and mips64r2 models.
56 * micromips.dc: New file.
57 * micromips.igen: New file.
58 * micromips16.dc: New file.
59 * micromipsdsp.igen: New file.
60 * micromipsrun.c: New file.
61 * mips.igen (do_swc1): Changed to work with any instruction encoding.
62 (do_add do_addi do_andi do_dadd do_daddi do_dsll32 do_dsra32
63 do_dsrl32, do_dsub, do_break, do_break16, do_clo, do_clz, do_dclo,
64 do_dclz, do_lb, do_lh, do_lwr, do_lwl, do_lwc, do_lw, do_lwu, do_lhu,
65 do_ldc, do_lbu, do_ll, do_lld, do_lui, do_madd, do_dsp_madd, do_maddu,
66 do_dsp_maddu, do_dsp_mfhi, do_dsp_mflo, do_movn, do_movz, do_msub,
67 do_dsp_msub, do_msubu, do_dsp_msubu, do_mthi, do_dsp_mthi, do_mtlo,
68 do_dsp_mtlo, do_mul, do_dsp_mult, do_dsp_multu, do_pref, do_sc,
69 do_scd, do_sub, do_sw, do_teq, do_teqi, do_tge, do_tgei, do_tgeiu,
70 do_tgeu, do_tlt do_tlti, do_tltiu, do_tltu, do_tne, do_tnei, do_abs_fmt,
71 do_add_fmt, do_alnv_ps, do_c_cond_fmt, do_ceil_fmt, do_cfc1, do_ctc1,
72 do_cvt_d_fmt, do_cvt_l_fmt, do_cvt_ps_s, do_cvt_s_fmt, do_cvt_s_pl,
73 do_cvt_s_pu, do_cvt_w_fmt, do_div_fmt, do_dmfc1b, do_dmtc1b, do_floor_fmt,
74 do_luxc1_32, do_luxc1_64, do_lwc1, do_lwxc1, do_madd_fmt, do_mfc1b,
75 do_mov_fmt, do_movtf, do_movtf_fmt, do_movn_fmt, do_movz_fmt, do_msub_fmt,
76 do_mtc1b, do_mul_fmt, do_neg_fmt, do_nmadd_fmt, do_nmsub_fmt, do_pll_ps,
77 do_plu_ps, do_pul_ps, do_puu_ps, do_recip_fmt, do_round_fmt, do_rsqrt_fmt,
78 do_prefx, do_sdc1, do_suxc1_32, do_suxc1_64, do_sqrt_fmt, do_sub_fmt,
79 do_swc1, do_swxc1, do_trunc_fmt): New functions, refactored from existing
80 instructions.
81 Refactored instruction code to use these functions.
82 (RSVD): Changed to use new reserved instruction.
83 (loadstore_ea, not_word_value, unpredictable, check_mt_hilo,
84 check_mf_hilo, check_mult_hilo, check_div_hilo, check_u64, do_luxc1_32,
85 do_sdc1, do_suxc1_32, check_fmt_p, check_fpu, do_load_double,
86 do_store_double): Added micromips32 and micromips64 models.
87 Added include for micromips.igen and micromipsdsp.igen
88 Add micromips32 and micromips64 models.
89 (DecodeCoproc): Updated to use new macro definition.
90 * mips3264r2.igen (do_dsbh, do_dshd, do_dext, do_dextm, do_dextu, do_di,
91 do_dins, do_dinsm, do_ei, do_ext, do_mfhc1, do_mthc1, do_ins, do_dinsu,
92 do_seb, do_seh do_rdhwr, do_wsbh): New functions.
93 Refactored instruction code to use these functions.
94 * sim-main.h (CP0_operation): New enum.
95 (DecodeCoproc): Updated macro.
96 (IMEM32_MICROMIPS, IMEM16_MICROMIPS, MICROMIPS_MINOR_OPCODE,
97 MICROMIPS_DELAYSLOT_SIZE_ANY, MICROMIPS_DELAYSLOT_SIZE_16,
98 MICROMIPS_DELAYSLOT_SIZE_32, ISA_MODE_MIPS32 and
99 ISA_MODE_MICROMIPS): New defines.
100 (sim_state): Add isa_mode field.
101
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1022015-06-23 Mike Frysinger <vapier@gentoo.org>
103
104 * configure: Regenerate.
105
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1062015-06-12 Mike Frysinger <vapier@gentoo.org>
107
108 * configure.ac: Change configure.in to configure.ac.
109 * configure: Regenerate.
110
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1112015-06-12 Mike Frysinger <vapier@gentoo.org>
112
113 * configure: Regenerate.
114
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1152015-06-12 Mike Frysinger <vapier@gentoo.org>
116
117 * interp.c [TRACE]: Delete.
118 (TRACE): Change to WITH_TRACE_ANY_P.
119 [!WITH_TRACE_ANY_P] (open_trace): Define.
120 (mips_option_handler, open_trace, sim_close, dotrace):
121 Change defined(TRACE) to WITH_TRACE_ANY_P.
122 (sim_open): Delete TRACE ifdef check.
123 * sim-main.c (load_memory): Delete TRACE ifdef check.
124 (store_memory): Likewise.
125 * sim-main.h [WITH_TRACE_ANY_P] (dotrace, tracefh): Protect decls.
126 [!WITH_TRACE_ANY_P] (dotrace): Define.
127
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1282015-04-18 Mike Frysinger <vapier@gentoo.org>
129
130 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESTART_HOOK): Delete
131 comments.
132
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1332015-04-18 Mike Frysinger <vapier@gentoo.org>
134
135 * sim-main.h (SIM_CPU): Delete.
136
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1372015-04-18 Mike Frysinger <vapier@gentoo.org>
138
139 * sim-main.h (sim_cia): Delete.
140
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1412015-04-17 Mike Frysinger <vapier@gentoo.org>
142
143 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Change CIA_GET to
144 PU_PC_GET.
145 * interp.c (interrupt_event): Change CIA_GET to CPU_PC_GET.
146 (sim_create_inferior): Change CIA_SET to CPU_PC_SET.
147 * m16run.c (sim_engine_run): Change CIA_GET to CPU_PC_GET and
148 CIA_SET to CPU_PC_SET.
149 * sim-main.h (CIA_GET, CIA_SET): Delete.
150
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1512015-04-15 Mike Frysinger <vapier@gentoo.org>
152
153 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
154 * sim-main.h (STATE_CPU): Delete.
155
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1562015-04-13 Mike Frysinger <vapier@gentoo.org>
157
158 * configure: Regenerate.
159
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1602015-04-13 Mike Frysinger <vapier@gentoo.org>
161
162 * Makefile.in (SIM_OBJS): Add sim-cpu.o.
163 * interp.c (mips_pc_get, mips_pc_set): New functions.
164 (sim_open): Declare new local var i. Call sim_cpu_alloc_all.
165 Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
166 (sim_pc_get): Delete.
167 * sim-main.h (SIM_CPU): Define.
168 (struct sim_state): Change cpu to an array of pointers.
169 (STATE_CPU): Drop &.
170
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1712015-04-13 Mike Frysinger <vapier@gentoo.org>
172
173 * interp.c (mips_option_handler, open_trace, sim_close,
174 sim_write, sim_read, sim_store_register, sim_fetch_register,
175 sim_create_inferior, pr_addr, pr_uword64): Convert old style
176 prototypes.
177 (sim_open): Convert old style prototype. Change casts with
178 sim_write to unsigned char *.
179 (fetch_str): Change null to unsigned char, and change cast to
180 unsigned char *.
181 (sim_monitor): Change c & ch to unsigned char. Change cast to
182 unsigned char *.
183
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1842015-04-12 Mike Frysinger <vapier@gentoo.org>
185
186 * Makefile.in (SIM_OBJS): Move interp.o to the start of the list.
187
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1882015-04-06 Mike Frysinger <vapier@gentoo.org>
189
190 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
191
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1922015-04-01 Mike Frysinger <vapier@gentoo.org>
193
194 * tconfig.h (SIM_HAVE_PROFILE): Delete.
195
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1962015-03-31 Mike Frysinger <vapier@gentoo.org>
197
198 * config.in, configure: Regenerate.
199
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2002015-03-24 Mike Frysinger <vapier@gentoo.org>
201
202 * interp.c (sim_pc_get): New function.
203
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2042015-03-24 Mike Frysinger <vapier@gentoo.org>
205
206 * sim-main.h (SIM_HAVE_BIENDIAN): Delete.
207 * tconfig.h (SIM_HAVE_BIENDIAN): Delete.
208
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2092015-03-24 Mike Frysinger <vapier@gentoo.org>
210
211 * configure: Regenerate.
212
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2132015-03-23 Mike Frysinger <vapier@gentoo.org>
214
215 * configure: Regenerate.
216
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2172015-03-23 Mike Frysinger <vapier@gentoo.org>
218
219 * configure: Regenerate.
220 * configure.ac (mips_extra_objs): Delete.
221 * Makefile.in (MIPS_EXTRA_OBJS): Delete.
222 (SIM_OBJS): Delete MIPS_EXTRA_OBJS.
223
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2242015-03-23 Mike Frysinger <vapier@gentoo.org>
225
226 * configure: Regenerate.
227 * configure.ac: Delete sim_hw checks for dv-sockser.
228
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2292015-03-16 Mike Frysinger <vapier@gentoo.org>
230
231 * config.in, configure: Regenerate.
232 * tconfig.in: Rename file ...
233 * tconfig.h: ... here.
234
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2352015-03-15 Mike Frysinger <vapier@gentoo.org>
236
237 * tconfig.in: Delete includes.
238 [HAVE_DV_SOCKSER]: Delete.
239
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2402015-03-14 Mike Frysinger <vapier@gentoo.org>
241
242 * Makefile.in (SIM_RUN_OBJS): Delete.
243
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2442015-03-14 Mike Frysinger <vapier@gentoo.org>
245
246 * configure.ac (AC_CHECK_HEADERS): Delete.
247 * aclocal.m4, configure: Regenerate.
248
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2492014-08-19 Alan Modra <amodra@gmail.com>
250
251 * configure: Regenerate.
252
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2532014-08-15 Roland McGrath <mcgrathr@google.com>
254
255 * configure: Regenerate.
256 * config.in: Regenerate.
257
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2582014-03-04 Mike Frysinger <vapier@gentoo.org>
259
260 * configure: Regenerate.
261
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2622013-09-23 Alan Modra <amodra@gmail.com>
263
264 * configure: Regenerate.
265
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2662013-06-03 Mike Frysinger <vapier@gentoo.org>
267
268 * aclocal.m4, configure: Regenerate.
269
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2702013-05-10 Freddie Chopin <freddie_chopin@op.pl>
271
272 * configure: Rebuild.
273
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2742013-03-26 Mike Frysinger <vapier@gentoo.org>
275
276 * configure: Regenerate.
277
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2782013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
279
280 * configure.ac: Address use of dv-sockser.o.
281 * tconfig.in: Conditionalize use of dv_sockser_install.
282 * configure: Regenerated.
283 * config.in: Regenerated.
284
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2852012-10-04 Chao-ying Fu <fu@mips.com>
286 Steve Ellcey <sellcey@mips.com>
287
288 * mips/mips3264r2.igen (rdhwr): New.
289
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2902012-09-03 Joel Sherrill <joel.sherrill@oarcorp.com>
291
292 * configure.ac: Always link against dv-sockser.o.
293 * configure: Regenerate.
294
5f3ef9d0
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2952012-06-15 Joel Brobecker <brobecker@adacore.com>
296
297 * config.in, configure: Regenerate.
298
a6ff997c
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2992012-05-18 Nick Clifton <nickc@redhat.com>
300
301 PR 14072
302 * interp.c: Include config.h before system header files.
303
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3042012-03-24 Mike Frysinger <vapier@gentoo.org>
305
306 * aclocal.m4, config.in, configure: Regenerate.
307
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3082011-12-03 Mike Frysinger <vapier@gentoo.org>
309
310 * aclocal.m4: New file.
311 * configure: Regenerate.
312
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3132011-10-19 Mike Frysinger <vapier@gentoo.org>
314
315 * configure: Regenerate after common/acinclude.m4 update.
316
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3172011-10-17 Mike Frysinger <vapier@gentoo.org>
318
319 * configure.ac: Change include to common/acinclude.m4.
320
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3212011-10-17 Mike Frysinger <vapier@gentoo.org>
322
323 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
324 call. Replace common.m4 include with SIM_AC_COMMON.
325 * configure: Regenerate.
326
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3272011-07-08 Hans-Peter Nilsson <hp@axis.com>
328
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329 * Makefile.in ($(SIM_MULTI_OBJ)): Depend on sim-main.h
330 $(SIM_EXTRA_DEPS).
331 (tmp-mach-multi): Exit early when igen fails.
31b28250 332
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3332011-07-05 Mike Frysinger <vapier@gentoo.org>
334
335 * interp.c (sim_do_command): Delete.
336
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3372011-02-14 Mike Frysinger <vapier@gentoo.org>
338
339 * dv-tx3904sio.c (tx3904sio_fifo_push): Change zfree to free.
340 (tx3904sio_fifo_reset): Likewise.
341 * interp.c (sim_monitor): Likewise.
342
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3432010-04-14 Mike Frysinger <vapier@gentoo.org>
344
345 * interp.c (sim_write): Add const to buffer arg.
346
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3472010-01-18 Masaki Muranaka <monaka@monami-software.com> (tiny change)
348
349 * interp.c: Don't include sysdep.h
350
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3512010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
352
353 * configure: Regenerate.
354
d6416cdc
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3552009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
356
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357 * config.in: Regenerate.
358 * configure: Likewise.
359
d6416cdc
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360 * configure: Regenerate.
361
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3622008-07-11 Hans-Peter Nilsson <hp@axis.com>
363
364 * configure: Regenerate to track ../common/common.m4 changes.
365 * config.in: Ditto.
366
6efef468 3672008-06-06 Vladimir Prus <vladimir@codesourcery.com>
72f4393d
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368 Daniel Jacobowitz <dan@codesourcery.com>
369 Joseph Myers <joseph@codesourcery.com>
6efef468
JM
370
371 * configure: Regenerate.
372
60dc88db
RS
3732007-10-22 Richard Sandiford <rsandifo@nildram.co.uk>
374
375 * mips.igen (check_fmt_p): Provide a separate mips32r2 definition
376 that unconditionally allows fmt_ps.
377 (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL, CVT.S.PU)
378 (FLOOR.L.fmt, LWXC1, MADD.fmt, MSUB.fmt, NMADD.fmt, NMSUB.fmt)
379 (PLL.PS, PLU.PS, PUL.PS, PUU.PS, ROUND.L.fmt, TRUNC.L.fmt): Change
380 filter from 64,f to 32,f.
381 (PREFX): Change filter from 64 to 32.
382 (LDXC1, LUXC1): Provide separate mips32r2 implementations
383 that use do_load_double instead of do_load. Make both LUXC1
384 versions unpredictable if SizeFGR () != 64.
385 (SDXC1, SUXC1): Extend to mips32r2, using do_store_double
386 instead of do_store. Remove unused variable. Make both SUXC1
387 versions unpredictable if SizeFGR () != 64.
388
599ca73e
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3892007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
390
391 * mips.igen (ll): Fix mask for WITH_TARGET_WORD_BITSIZE == 32.
392 (sc, swxc1): Likewise. Also fix big-endian and reverse-endian
393 shifts for that case.
394
2525df03
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3952007-09-04 Nick Clifton <nickc@redhat.com>
396
397 * interp.c (options enum): Add OPTION_INFO_MEMORY.
398 (display_mem_info): New static variable.
399 (mips_option_handler): Handle OPTION_INFO_MEMORY.
400 (mips_options): Add info-memory and memory-info.
401 (sim_open): After processing the command line and board
402 specification, check display_mem_info. If it is set then
403 call the real handler for the --memory-info command line
404 switch.
405
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4062007-08-24 Joel Brobecker <brobecker@adacore.com>
407
408 * configure.ac: Change license of multi-run.c to GPL version 3.
409 * configure: Regenerate.
410
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4112007-06-28 Richard Sandiford <richard@codesourcery.com>
412
413 * configure.ac, configure: Revert last patch.
414
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4152007-06-26 Richard Sandiford <richard@codesourcery.com>
416
417 * configure.ac (sim_mipsisa3264_configs): New variable.
418 (mipsis32*-*-, mipsisa32r2*-*-*, mips64*-*-*, mips64r2*-*-*): Make
419 every configuration support all four targets, using the triplet to
420 determine the default.
421 * configure: Regenerate.
422
efdcccc9
RS
4232007-06-25 Richard Sandiford <richard@codesourcery.com>
424
0a7692b2 425 * Makefile.in (m16run.o): New rule.
efdcccc9 426
f532a356
TS
4272007-05-15 Thiemo Seufer <ths@mips.com>
428
429 * mips3264r2.igen (DSHD): Fix compile warning.
430
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4312007-05-14 Thiemo Seufer <ths@mips.com>
432
433 * mips.igen (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL,
434 CVT.S.PU, FLOOR.L.fmt, LDXC1, LUXC1, LWXC1, MADD.fmt, MSUB.fmt,
435 NMADD.fmt, NMSUB.fmt, PLL.PS, PLU.PS, PREFX, PUL.PS, PUU.PS,
436 RECIP.fmt, ROUND.L.fmt, RSQRT.fmt, SWXC1, TRUNC.L.fmt): Add support
437 for mips32r2.
438
53f4826b
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4392007-03-01 Thiemo Seufer <ths@mips.com>
440
441 * mips.igen (MFHI, MFLO, MTHI, MTLO): Restore support for mips32
442 and mips64.
443
8bf3ddc8
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4442007-02-20 Thiemo Seufer <ths@mips.com>
445
446 * dsp.igen: Update copyright notice.
447 * dsp2.igen: Fix copyright notice.
448
8b082fb1 4492007-02-20 Thiemo Seufer <ths@mips.com>
72f4393d 450 Chao-Ying Fu <fu@mips.com>
8b082fb1
TS
451
452 * Makefile.in (IGEN_INCLUDE): Add dsp2.igen.
453 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
454 Add dsp2 to sim_igen_machine.
455 * configure: Regenerate.
456 * dsp.igen (do_ph_op): Add MUL support when op = 2.
457 (do_ph_mulq): New function to support mulq_rs.ph and mulq_s.ph.
458 (mulq_rs.ph): Use do_ph_mulq.
459 (MFHI, MFLO, MTHI, MTLO): Move these instructions to mips.igen.
460 * mips.igen: Add dsp2 model and include dsp2.igen.
461 (MFHI, MFLO, MTHI, MTLO): Extend these instructions for
462 for *mips32r2, *mips64r2, *dsp.
463 (MADD, MADDU, MSUB, MSUBU, MULT, MULTU): Extend these instructions
464 for *mips32r2, *mips64r2, *dsp2.
465 * dsp2.igen: New file for MIPS DSP REV 2 ASE.
466
b1004875 4672007-02-19 Thiemo Seufer <ths@mips.com>
72f4393d 468 Nigel Stephens <nigel@mips.com>
b1004875
TS
469
470 * mips.igen (jalr.hb, jr.hb): Add decoder for mip32r2/mips64r2
471 jumps with hazard barrier.
472
f8df4c77 4732007-02-19 Thiemo Seufer <ths@mips.com>
72f4393d 474 Nigel Stephens <nigel@mips.com>
f8df4c77
TS
475
476 * interp.c (sim_monitor): Flush stdout and stderr file descriptors
477 after each call to sim_io_write.
478
b1004875 4792007-02-19 Thiemo Seufer <ths@mips.com>
72f4393d 480 Nigel Stephens <nigel@mips.com>
b1004875
TS
481
482 * interp.c (ColdReset): Set CP0 Config0 to reflect the address size
483 supported by this simulator.
07802d98
TS
484 (decode_coproc): Recognise additional CP0 Config registers
485 correctly.
486
14fb6c5a 4872007-02-19 Thiemo Seufer <ths@mips.com>
72f4393d
L
488 Nigel Stephens <nigel@mips.com>
489 David Ung <davidu@mips.com>
14fb6c5a
TS
490
491 * cp1.c (value_fpr): Don't inherit existing FPR_STATE for
492 uninterpreted formats. If fmt is one of the uninterpreted types
493 don't update the FPR_STATE. Handle fmt_uninterpreted_32 like
494 fmt_word, and fmt_uninterpreted_64 like fmt_long.
495 (store_fpr): When writing an invalid odd register, set the
496 matching even register to fmt_unknown, not the following register.
497 * interp.c (sim_open): If STATE_MEM_SIZE isn't set then set it to
498 the the memory window at offset 0 set by --memory-size command
499 line option.
500 (sim_store_register): Handle storing 4 bytes to an 8 byte floating
501 point register.
502 (sim_fetch_register): Likewise for reading 4 bytes from an 8 byte
503 register.
504 (sim_monitor): When returning the memory size to the MIPS
505 application, use the value in STATE_MEM_SIZE, not an arbitrary
506 hardcoded value.
507 (cop_lw): Don' mess around with FPR_STATE, just pass
508 fmt_uninterpreted_32 to StoreFPR.
509 (cop_sw): Similarly.
510 (cop_ld): Pass fmt_uninterpreted_64 not fmt_uninterpreted.
511 (cop_sd): Similarly.
512 * mips.igen (not_word_value): Single version for mips32, mips64
513 and mips16.
514
c8847145 5152007-02-19 Thiemo Seufer <ths@mips.com>
72f4393d 516 Nigel Stephens <nigel@mips.com>
c8847145
TS
517
518 * interp.c (MEM_SIZE): Increase default memory size from 2 to 8
519 MBytes.
520
4b5d35ee
TS
5212007-02-17 Thiemo Seufer <ths@mips.com>
522
523 * configure.ac (mips*-sde-elf*): Move in front of generic machine
524 configuration.
525 * configure: Regenerate.
526
3669427c
TS
5272007-02-17 Thiemo Seufer <ths@mips.com>
528
529 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
530 Add mdmx to sim_igen_machine.
531 (mipsisa64*-*-*): Likewise. Remove dsp.
532 (mipsisa32*-*-*): Remove dsp.
533 * configure: Regenerate.
534
109ad085
TS
5352007-02-13 Thiemo Seufer <ths@mips.com>
536
537 * configure.ac: Add mips*-sde-elf* target.
538 * configure: Regenerate.
539
921d7ad3
HPN
5402006-12-21 Hans-Peter Nilsson <hp@axis.com>
541
542 * acconfig.h: Remove.
543 * config.in, configure: Regenerate.
544
02f97da7
TS
5452006-11-07 Thiemo Seufer <ths@mips.com>
546
547 * dsp.igen (do_w_op): Fix compiler warning.
548
2d2733fc 5492006-08-29 Thiemo Seufer <ths@mips.com>
72f4393d 550 David Ung <davidu@mips.com>
2d2733fc
TS
551
552 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*): Add smartmips to
553 sim_igen_machine.
554 * configure: Regenerate.
555 * mips.igen (model): Add smartmips.
556 (MADDU): Increment ACX if carry.
557 (do_mult): Clear ACX.
558 (ROR,RORV): Add smartmips.
72f4393d 559 (include): Include smartmips.igen.
2d2733fc
TS
560 * sim-main.h (ACX): Set to REGISTERS[89].
561 * smartmips.igen: New file.
562
d85c3a10 5632006-08-29 Thiemo Seufer <ths@mips.com>
72f4393d 564 David Ung <davidu@mips.com>
d85c3a10
TS
565
566 * Makefile.in (IGEN_INCLUDE): Add missing includes for m16e.igen and
567 mips3264r2.igen. Add missing dependency rules.
568 * m16e.igen: Support for mips16e save/restore instructions.
569
e85e3205
RE
5702006-06-13 Richard Earnshaw <rearnsha@arm.com>
571
572 * configure: Regenerated.
573
2f0122dc
DJ
5742006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
575
576 * configure: Regenerated.
577
20e95c23
DJ
5782006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
579
580 * configure: Regenerated.
581
69088b17
CF
5822006-05-15 Chao-ying Fu <fu@mips.com>
583
584 * dsp.igen (do_ph_shift, do_w_shra): Fix bugs for rounding instructions.
585
0275de4e
NC
5862006-04-18 Nick Clifton <nickc@redhat.com>
587
588 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Add missing break
589 statement.
590
b3a3ffef
HPN
5912006-03-29 Hans-Peter Nilsson <hp@axis.com>
592
593 * configure: Regenerate.
594
40a5538e
CF
5952005-12-14 Chao-ying Fu <fu@mips.com>
596
597 * Makefile.in (SIM_OBJS): Add dsp.o.
598 (dsp.o): New dependency.
599 (IGEN_INCLUDE): Add dsp.igen.
600 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*, mipsisa64r2*-*-*,
601 mipsisa64*-*-*): Add dsp to sim_igen_machine.
602 * configure: Regenerate.
603 * mips.igen: Add dsp model and include dsp.igen.
604 (MFHI, MFLO, MTHI, MTLO): Remove mips32, mips32r2, mips64, mips64r2,
605 because these instructions are extended in DSP ASE.
606 * sim-main.h (LAST_EMBED_REGNUM): Change from 89 to 96 because of
607 adding 6 DSP accumulator registers and 1 DSP control register.
608 (AC0LOIDX, AC0HIIDX, AC1LOIDX, AC1HIIDX, AC2LOIDX, AC2HIIDX, AC3LOIDX,
609 AC3HIIDX, DSPLO, DSPHI, DSPCRIDX, DSPCR, DSPCR_POS_SHIFT,
610 DSPCR_POS_MASK, DSPCR_POS_SMASK, DSPCR_SCOUNT_SHIFT, DSPCR_SCOUNT_MASK,
611 DSPCR_SCOUNT_SMASK, DSPCR_CARRY_SHIFT, DSPCR_CARRY_MASK,
612 DSPCR_CARRY_SMASK, DSPCR_CARRY, DSPCR_EFI_SHIFT, DSPCR_EFI_MASK,
613 DSPCR_EFI_SMASK, DSPCR_EFI, DSPCR_OUFLAG_SHIFT, DSPCR_OUFLAG_MASK,
614 DSPCR_OUFLAG_SMASK, DSPCR_OUFLAG4, DSPCR_OUFLAG5, DSPCR_OUFLAG6,
615 DSPCR_OUFLAG7, DSPCR_CCOND_SHIFT, DSPCR_CCOND_MASK,
616 DSPCR_CCOND_SMASK): New define.
617 (DSPLO_REGNUM, DSPHI_REGNUM): New array for DSP accumulators.
618 * dsp.c, dsp.igen: New files for MIPS DSP ASE.
619
21d14896
ILT
6202005-07-08 Ian Lance Taylor <ian@airs.com>
621
622 * tconfig.in (SIM_QUIET_NAN_NEGATED): Define.
623
b16d63da 6242005-06-16 David Ung <davidu@mips.com>
72f4393d
L
625 Nigel Stephens <nigel@mips.com>
626
627 * mips.igen: New mips16e model and include m16e.igen.
628 (check_u64): Add mips16e tag.
629 * m16e.igen: New file for MIPS16e instructions.
630 * configure.ac (mipsisa32*-*-*, mipsisa32r2*-*-*, mipsisa64*-*-*,
631 mipsisa64r2*-*-*): Change sim_gen to M16, add mips16 and mips16e
632 models.
633 * configure: Regenerate.
b16d63da 634
e70cb6cd 6352005-05-26 David Ung <davidu@mips.com>
72f4393d 636
e70cb6cd
CD
637 * mips.igen (mips32r2, mips64r2): New ISA models. Add new model
638 tags to all instructions which are applicable to the new ISAs.
639 (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Add, moved from
640 vr.igen.
641 * mips3264r2.igen: New file for MIPS 32/64 revision 2 specific
72f4393d 642 instructions.
e70cb6cd
CD
643 * vr.igen (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Move
644 to mips.igen.
645 * configure.ac (mipsisa32r2*-*-*, mipsisa64r2*-*-*): Add new targets.
646 * configure: Regenerate.
72f4393d 647
2b193c4a
MK
6482005-03-23 Mark Kettenis <kettenis@gnu.org>
649
650 * configure: Regenerate.
651
35695fd6
AC
6522005-01-14 Andrew Cagney <cagney@gnu.org>
653
654 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
655 explicit call to AC_CONFIG_HEADER.
656 * configure: Regenerate.
657
f0569246
AC
6582005-01-12 Andrew Cagney <cagney@gnu.org>
659
660 * configure.ac: Update to use ../common/common.m4.
661 * configure: Re-generate.
662
38f48d72
AC
6632005-01-11 Andrew Cagney <cagney@localhost.localdomain>
664
665 * configure: Regenerated to track ../common/aclocal.m4 changes.
666
b7026657
AC
6672005-01-07 Andrew Cagney <cagney@gnu.org>
668
669 * configure.ac: Rename configure.in, require autoconf 2.59.
670 * configure: Re-generate.
671
379832de
HPN
6722004-12-08 Hans-Peter Nilsson <hp@axis.com>
673
674 * configure: Regenerate for ../common/aclocal.m4 update.
675
cd62154c 6762004-09-24 Monika Chaddha <monika@acmet.com>
72f4393d 677
cd62154c
AC
678 Committed by Andrew Cagney.
679 * m16.igen (CMP, CMPI): Fix assembler.
680
e5da76ec
CD
6812004-08-18 Chris Demetriou <cgd@broadcom.com>
682
683 * configure.in (mipsisa64sb1*-*-*): Add mips3d to sim_igen_machine.
684 * configure: Regenerate.
685
139181c8
CD
6862004-06-25 Chris Demetriou <cgd@broadcom.com>
687
688 * configure.in (sim_m16_machine): Include mipsIII.
689 * configure: Regenerate.
690
1a27f959
CD
6912004-05-11 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
692
72f4393d 693 * mips/interp.c (decode_coproc): Sign-extend the address retrieved
1a27f959
CD
694 from COP0_BADVADDR.
695 * mips/sim-main.h (COP0_BADVADDR): Remove a cast.
696
5dbb7b5a
CD
6972004-04-10 Chris Demetriou <cgd@broadcom.com>
698
699 * sb1.igen (DIV.PS, RECIP.PS, RSQRT.PS, SQRT.PS): New.
700
14234056
CD
7012004-04-09 Chris Demetriou <cgd@broadcom.com>
702
703 * mips.igen (check_fmt): Remove.
704 (ABS.fmt, ADD.fmt, C.cond.fmta, C.cond.fmtb, CEIL.L.fmt, CEIL.W)
705 (CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt, FLOOR.L.fmt)
706 (FLOOR.W.fmt, MADD.fmt, MOV.fmt, MOVtf.fmt, MOVN.fmt, MOVZ.fmt)
707 (MSUB.fmt, MUL.fmt, NEG.fmt, NMADD.fmt, NMSUB.fmt, RECIP.fmt)
708 (ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt)
709 (TRUNC.L.fmt, TRUNC.W): Explicitly specify allowed FPU formats.
710 (check_fmt_p, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
711 (FLOOR.W.fmt, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt)
712 (SQRT.fmt, TRUNC.L.fmt, TRUNC.W): Remove all uses of check_fmt.
713 (C.cnd.fmta): Remove incorrect call to check_fmt_p.
714
c6f9085c
CD
7152004-04-09 Chris Demetriou <cgd@broadcom.com>
716
717 * sb1.igen (check_sbx): New function.
718 (PABSDIFF.fmt, PABSDIFC.fmt, PAVG.fmt): Use check_sbx.
719
11d66e66 7202004-03-29 Chris Demetriou <cgd@broadcom.com>
0e1b7197
RS
721 Richard Sandiford <rsandifo@redhat.com>
722
723 * sim-main.h (MIPS_MACH_HAS_MT_HILO_HAZARD)
724 (MIPS_MACH_HAS_MULT_HILO_HAZARD, MIPS_MACH_HAS_DIV_HILO_HAZARD): New.
725 * mips.igen (check_mt_hilo, check_mult_hilo, check_div_hilo): Provide
726 separate implementations for mipsIV and mipsV. Use new macros to
727 determine whether the restrictions apply.
728
b3208fb8
CD
7292004-01-19 Chris Demetriou <cgd@broadcom.com>
730
731 * mips.igen (check_mf_cycles, check_mt_hilo, check_mf_hilo)
732 (check_mult_hilo): Improve comments.
733 (check_div_hilo): Likewise. Also, fork off a new version
734 to handle mips32/mips64 (since there are no hazards to check
735 in MIPS32/MIPS64).
736
9a1d84fb
CD
7372003-06-17 Richard Sandiford <rsandifo@redhat.com>
738
739 * mips.igen (do_dmultx): Fix check for negative operands.
740
ae451ac6
ILT
7412003-05-16 Ian Lance Taylor <ian@airs.com>
742
743 * Makefile.in (SHELL): Make sure this is defined.
744 (various): Use $(SHELL) whenever we invoke move-if-change.
745
dd69d292
CD
7462003-05-03 Chris Demetriou <cgd@broadcom.com>
747
748 * cp1.c: Tweak attribution slightly.
749 * cp1.h: Likewise.
750 * mdmx.c: Likewise.
751 * mdmx.igen: Likewise.
752 * mips3d.igen: Likewise.
753 * sb1.igen: Likewise.
754
bcd0068e
CD
7552003-04-15 Richard Sandiford <rsandifo@redhat.com>
756
757 * vr.igen (do_vr_mul_op): Zero-extend the low 32 bits of
758 unsigned operands.
759
6b4a8935
AC
7602003-02-27 Andrew Cagney <cagney@redhat.com>
761
601da316
AC
762 * interp.c (sim_open): Rename _bfd to bfd.
763 (sim_create_inferior): Ditto.
6b4a8935 764
d29e330f
CD
7652003-01-14 Chris Demetriou <cgd@broadcom.com>
766
767 * mips.igen (LUXC1, SUXC1): New, for mipsV and mips64.
768
a2353a08
CD
7692003-01-14 Chris Demetriou <cgd@broadcom.com>
770
771 * mips.igen (EI, DI): Remove.
772
80551777
CD
7732003-01-05 Richard Sandiford <rsandifo@redhat.com>
774
775 * Makefile.in (tmp-run-multi): Fix mips16 filter.
776
4c54fc26
CD
7772003-01-04 Richard Sandiford <rsandifo@redhat.com>
778 Andrew Cagney <ac131313@redhat.com>
779 Gavin Romig-Koch <gavin@redhat.com>
780 Graydon Hoare <graydon@redhat.com>
781 Aldy Hernandez <aldyh@redhat.com>
782 Dave Brolley <brolley@redhat.com>
783 Chris Demetriou <cgd@broadcom.com>
784
785 * configure.in (mips64vr*): Define TARGET_ENABLE_FR to 1.
786 (sim_mach_default): New variable.
787 (mips64vr-*-*, mips64vrel-*-*): New configurations.
788 Add a new simulator generator, MULTI.
789 * configure: Regenerate.
790 * Makefile.in (SIM_MULTI_OBJ, SIM_EXTRA_DISTCLEAN): New variables.
791 (multi-run.o): New dependency.
792 (SIM_MULTI_ALL, SIM_MULTI_IGEN_CONFIGS): New variables.
793 (tmp-mach-multi, tmp-itable-multi, tmp-run-multi): New rules.
794 (tmp-multi): Combine them.
795 (BUILT_SRC_FROM_MULTI): New variable. Depend on tmp-multi.
796 (clean-extra): Remove sources in BUILT_SRC_FROM_MULTI.
797 (distclean-extra): New rule.
798 * sim-main.h: Include bfd.h.
799 (MIPS_MACH): New macro.
800 * mips.igen (vr4120, vr5400, vr5500): New models.
801 (clo, clz, dclo, dclz, madd, maddu, msub, msub, mul): Add *vr5500.
802 * vr.igen: Replace with new version.
803
e6c674b8
CD
8042003-01-04 Chris Demetriou <cgd@broadcom.com>
805
806 * configure.in: Use SIM_AC_OPTION_RESERVED_BITS(1).
807 * configure: Regenerate.
808
28f50ac8
CD
8092002-12-31 Chris Demetriou <cgd@broadcom.com>
810
811 * sim-main.h (check_branch_bug, mark_branch_bug): Remove.
812 * mips.igen: Remove all invocations of check_branch_bug and
813 mark_branch_bug.
814
5071ffe6
CD
8152002-12-16 Chris Demetriou <cgd@broadcom.com>
816
72f4393d 817 * tconfig.in: Include "gdb/callback.h" and "gdb/remote-sim.h".
5071ffe6 818
06e7837e
CD
8192002-07-30 Chris Demetriou <cgd@broadcom.com>
820
821 * mips.igen (do_load_double, do_store_double): New functions.
822 (LDC1, SDC1): Rename to...
823 (LDC1b, SDC1b): respectively.
824 (LDC1a, SDC1a): New instructions for MIPS II and MIPS32 support.
825
2265c243
MS
8262002-07-29 Michael Snyder <msnyder@redhat.com>
827
828 * cp1.c (fp_recip2): Modify initialization expression so that
829 GCC will recognize it as constant.
830
a2f8b4f3
CD
8312002-06-18 Chris Demetriou <cgd@broadcom.com>
832
833 * mdmx.c (SD_): Delete.
834 (Unpredictable): Re-define, for now, to directly invoke
835 unpredictable_action().
836 (mdmx_acc_op): Fix error in .ob immediate handling.
837
b4b6c939
AC
8382002-06-18 Andrew Cagney <cagney@redhat.com>
839
840 * interp.c (sim_firmware_command): Initialize `address'.
841
c8cca39f
AC
8422002-06-16 Andrew Cagney <ac131313@redhat.com>
843
844 * configure: Regenerated to track ../common/aclocal.m4 changes.
845
e7e81181 8462002-06-14 Chris Demetriou <cgd@broadcom.com>
72f4393d 847 Ed Satterthwaite <ehs@broadcom.com>
e7e81181
CD
848
849 * mips3d.igen: New file which contains MIPS-3D ASE instructions.
850 * Makefile.in (IGEN_INCLUDE): Add mips3d.igen.
851 * mips.igen: Include mips3d.igen.
852 (mips3d): New model name for MIPS-3D ASE instructions.
853 (CVT.W.fmt): Don't use this instruction for word (source) format
72f4393d 854 instructions.
e7e81181
CD
855 * cp1.c (fp_binary_r, fp_add_r, fp_mul_r, fpu_inv1, fpu_inv1_32)
856 (fpu_inv1_64, fp_recip1, fp_recip2, fpu_inv_sqrt1, fpu_inv_sqrt1_32)
857 (fpu_inv_sqrt1_64, fp_rsqrt1, fp_rsqrt2): New functions.
858 (NR_FRAC_GUARD, IMPLICIT_1): New macros.
859 * sim-main.h (fmt_pw, CompareAbs, AddR, MultiplyR, Recip1, Recip2)
860 (RSquareRoot1, RSquareRoot2): New macros.
861 (fp_add_r, fp_mul_r, fp_recip1, fp_recip2, fp_rsqrt1)
862 (fp_rsqrt2): New functions.
863 * configure.in: Add MIPS-3D support to mipsisa64 simulator.
864 * configure: Regenerate.
865
3a2b820e 8662002-06-13 Chris Demetriou <cgd@broadcom.com>
72f4393d 867 Ed Satterthwaite <ehs@broadcom.com>
3a2b820e
CD
868
869 * cp1.c (FP_PS_upper, FP_PS_lower, FP_PS_cat, FPQNaN_PS): New macros.
870 (value_fpr, store_fpr, fp_cmp, fp_unary, fp_binary, fp_mac)
871 (fp_inv_sqrt, fpu_format_name): Add paired-single support.
872 (convert): Note that this function is not used for paired-single
873 format conversions.
874 (ps_lower, ps_upper, pack_ps, convert_ps): New functions.
875 * mips.igen (FMT, MOVtf.fmt): Add paired-single support.
876 (check_fmt_p): Enable paired-single support.
877 (ALNV.PS, CVT.PS.S, CVT.S.PL, CVT.S.PU, PLL.PS, PLU.PS, PUL.PS)
878 (PUU.PS): New instructions.
879 (CVT.S.fmt): Don't use this instruction for paired-single format
880 destinations.
881 * sim-main.h (FP_formats): New value 'fmt_ps.'
882 (ps_lower, ps_upper, pack_ps, convert_ps): New prototypes.
883 (PSLower, PSUpper, PackPS, ConvertPS): New macros.
884
d18ea9c2
CD
8852002-06-12 Chris Demetriou <cgd@broadcom.com>
886
887 * mips.igen: Fix formatting of function calls in
888 many FP operations.
889
95fd5cee
CD
8902002-06-12 Chris Demetriou <cgd@broadcom.com>
891
892 * mips.igen (MOVN, MOVZ): Trace result.
893 (TNEI): Print "tnei" as the opcode name in traces.
894 (CEIL.W): Add disassembly string for traces.
895 (RSQRT.fmt): Make location of disassembly string consistent
896 with other instructions.
897
4f0d55ae
CD
8982002-06-12 Chris Demetriou <cgd@broadcom.com>
899
900 * mips.igen (X): Delete unused function.
901
3c25f8c7
AC
9022002-06-08 Andrew Cagney <cagney@redhat.com>
903
904 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
905
f3c08b7e 9062002-06-07 Chris Demetriou <cgd@broadcom.com>
72f4393d 907 Ed Satterthwaite <ehs@broadcom.com>
f3c08b7e
CD
908
909 * cp1.c (inner_mac, fp_mac, inner_rsqrt, fp_inv_sqrt)
910 (fp_rsqrt, fp_madd, fp_msub, fp_nmadd, fp_nmsub): New functions.
911 * sim-main.h (fp_rsqrt, fp_madd, fp_msub, fp_nmadd)
912 (fp_nmsub): New prototypes.
913 (RSquareRoot, MultiplyAdd, MultiplySub, NegMultiplyAdd)
914 (NegMultiplySub): New defines.
915 * mips.igen (RSQRT.fmt): Use RSquareRoot().
916 (MADD.D, MADD.S): Replace with...
917 (MADD.fmt): New instruction.
918 (MSUB.D, MSUB.S): Replace with...
919 (MSUB.fmt): New instruction.
920 (NMADD.D, NMADD.S): Replace with...
921 (NMADD.fmt): New instruction.
922 (NMSUB.D, MSUB.S): Replace with...
923 (NMSUB.fmt): New instruction.
924
52714ff9 9252002-06-07 Chris Demetriou <cgd@broadcom.com>
72f4393d 926 Ed Satterthwaite <ehs@broadcom.com>
52714ff9
CD
927
928 * cp1.c: Fix more comment spelling and formatting.
929 (value_fcr, store_fcr): Use fenr_FS rather than hard-coding value.
930 (denorm_mode): New function.
931 (fpu_unary, fpu_binary): Round results after operation, collect
932 status from rounding operations, and update the FCSR.
933 (convert): Collect status from integer conversions and rounding
934 operations, and update the FCSR. Adjust NaN values that result
935 from conversions. Convert to use sim_io_eprintf rather than
936 fprintf, and remove some debugging code.
937 * cp1.h (fenr_FS): New define.
938
577d8c4b
CD
9392002-06-07 Chris Demetriou <cgd@broadcom.com>
940
941 * cp1.c (convert): Remove unusable debugging code, and move MIPS
942 rounding mode to sim FP rounding mode flag conversion code into...
943 (rounding_mode): New function.
944
196496ed
CD
9452002-06-07 Chris Demetriou <cgd@broadcom.com>
946
947 * cp1.c: Clean up formatting of a few comments.
948 (value_fpr): Reformat switch statement.
949
cfe9ea23 9502002-06-06 Chris Demetriou <cgd@broadcom.com>
72f4393d 951 Ed Satterthwaite <ehs@broadcom.com>
cfe9ea23
CD
952
953 * cp1.h: New file.
954 * sim-main.h: Include cp1.h.
955 (SETFCC, GETFCC, IR, UF, OF, DX, IO, UO, FP_FLAGS, FP_ENABLE)
956 (FP_CAUSE, GETFS, FP_RM_NEAREST, FP_RM_TOZERO, FP_RM_TOPINF)
957 (FP_RM_TOMINF, GETRM): Remove. Moved to cp1.h.
958 (FP_FS, FP_MASK_RM, FP_SH_RM, Nan, Less, Equal): Remove.
959 (value_fcr, store_fcr, test_fcsr, fp_cmp): New prototypes.
960 (ValueFCR, StoreFCR, TestFCSR, Compare): New macros.
961 * cp1.c: Don't include sim-fpu.h; already included by
962 sim-main.h. Clean up formatting of some comments.
963 (NaN, Equal, Less): Remove.
964 (test_fcsr, value_fcr, store_fcr, update_fcsr, fp_test)
965 (fp_cmp): New functions.
966 * mips.igen (do_c_cond_fmt): Remove.
967 (C.cond.fmta, C.cond.fmtb): Replace uses of do_c_cond_fmt_a with
968 Compare. Add result tracing.
969 (CxC1): Remove, replace with...
970 (CFC1a, CFC1b, CFC1c, CTC1a, CTC1b, CTC1c): New instructions.
971 (DMxC1): Remove, replace with...
972 (DMFC1a, DMFC1b, DMTC1a, DMTC1b): New instructions.
72f4393d
L
973 (MxC1): Remove, replace with...
974 (MFC1a, MFC1b, MTC1a, MTC1b): New instructions.
cfe9ea23 975
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CD
9762002-06-04 Chris Demetriou <cgd@broadcom.com>
977
978 * sim-main.h (FGRIDX): Remove, replace all uses with...
979 (FGR_BASE): New macro.
980 (FP0_REGNUM, FCRCS_REGNUM, FCRIR_REGNUM): New macros.
981 (_sim_cpu): Move 'fgr' member to be right before 'fpr_state' member.
982 (NR_FGR, FGR): Likewise.
983 * interp.c: Replace all uses of FGRIDX with FGR_BASE.
984 * mips.igen: Likewise.
985
d3eb724f
CD
9862002-06-04 Chris Demetriou <cgd@broadcom.com>
987
988 * cp1.c: Add an FSF Copyright notice to this file.
989
ba46ddd0 9902002-06-04 Chris Demetriou <cgd@broadcom.com>
72f4393d 991 Ed Satterthwaite <ehs@broadcom.com>
ba46ddd0
CD
992
993 * cp1.c (Infinity): Remove.
994 * sim-main.h (Infinity): Likewise.
995
996 * cp1.c (fp_unary, fp_binary): New functions.
997 (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div, fp_recip)
998 (fp_sqrt): New functions, implemented in terms of the above.
999 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
1000 (Recip, SquareRoot): Remove (replaced by functions above).
1001 * sim-main.h (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div)
1002 (fp_recip, fp_sqrt): New prototypes.
1003 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
1004 (Recip, SquareRoot): Replace prototypes with #defines which
1005 invoke the functions above.
72f4393d 1006
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CD
10072002-06-03 Chris Demetriou <cgd@broadcom.com>
1008
1009 * sim-main.h (Nan, Infinity, Less, Equal, AbsoluteValue, Negate)
1010 (Add, Sub, Multiply, Divide, Recip, SquareRoot): Move lower in
1011 file, remove PARAMS from prototypes.
1012 (value_fpr, store_fpr, convert): Likewise. Use SIM_STATE to provide
1013 simulator state arguments.
1014 (ValueFPR, StoreFPR, Convert): Move lower in file. Use SIM_ARGS to
1015 pass simulator state arguments.
1016 * cp1.c (SD): Redefine as CPU_STATE(cpu).
1017 (store_fpr, convert): Remove 'sd' argument.
1018 (value_fpr): Likewise. Convert to use 'SD' instead.
1019
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CD
10202002-06-03 Chris Demetriou <cgd@broadcom.com>
1021
1022 * cp1.c (Min, Max): Remove #if 0'd functions.
1023 * sim-main.h (Min, Max): Remove.
1024
e80fc152
CD
10252002-06-03 Chris Demetriou <cgd@broadcom.com>
1026
1027 * cp1.c: fix formatting of switch case and default labels.
1028 * interp.c: Likewise.
1029 * sim-main.c: Likewise.
1030
bad673a9
CD
10312002-06-03 Chris Demetriou <cgd@broadcom.com>
1032
1033 * cp1.c: Clean up comments which describe FP formats.
1034 (FPQNaN_DOUBLE, FPQNaN_LONG): Generate using UNSIGNED64.
1035
7cbea089 10362002-06-03 Chris Demetriou <cgd@broadcom.com>
72f4393d 1037 Ed Satterthwaite <ehs@broadcom.com>
7cbea089
CD
1038
1039 * configure.in (mipsisa64sb1*-*-*): New target for supporting
1040 Broadcom SiByte SB-1 processor configurations.
1041 * configure: Regenerate.
1042 * sb1.igen: New file.
1043 * mips.igen: Include sb1.igen.
1044 (sb1): New model.
1045 * Makefile.in (IGEN_INCLUDE): Add sb1.igen.
1046 * mdmx.igen: Add "sb1" model to all appropriate functions and
1047 instructions.
1048 * mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
1049 (ob_func, ob_acc): Reference the above.
1050 (qh_acc): Adjust to keep the same size as ob_acc.
1051 * sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
1052 (MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.
1053
909daa82
CD
10542002-06-03 Chris Demetriou <cgd@broadcom.com>
1055
1056 * Makefile.in (IGEN_INCLUDE): Add mdmx.igen.
1057
f4f1b9f1 10582002-06-02 Chris Demetriou <cgd@broadcom.com>
72f4393d 1059 Ed Satterthwaite <ehs@broadcom.com>
f4f1b9f1
CD
1060
1061 * mips.igen (mdmx): New (pseudo-)model.
1062 * mdmx.c, mdmx.igen: New files.
1063 * Makefile.in (SIM_OBJS): Add mdmx.o.
1064 * sim-main.h (MDMX_accumulator, MX_fmtsel, signed24, signed48):
1065 New typedefs.
1066 (ACC, MX_Add, MX_AddA, MX_AddL, MX_And, MX_C_EQ, MX_C_LT, MX_Comp)
1067 (MX_FMT_OB, MX_FMT_QH, MX_Max, MX_Min, MX_Msgn, MX_Mul, MX_MulA)
1068 (MX_MulL, MX_MulS, MX_MulSL, MX_Nor, MX_Or, MX_Pick, MX_RAC)
1069 (MX_RAC_H, MX_RAC_L, MX_RAC_M, MX_RNAS, MX_RNAU, MX_RND_AS)
1070 (MX_RND_AU, MX_RND_ES, MX_RND_EU, MX_RND_ZS, MX_RND_ZU, MX_RNES)
1071 (MX_RNEU, MX_RZS, MX_RZU, MX_SHFL, MX_ShiftLeftLogical)
1072 (MX_ShiftRightArith, MX_ShiftRightLogical, MX_Sub, MX_SubA, MX_SubL)
1073 (MX_VECT_ADD, MX_VECT_ADDA, MX_VECT_ADDL, MX_VECT_AND)
1074 (MX_VECT_MAX, MX_VECT_MIN, MX_VECT_MSGN, MX_VECT_MUL, MX_VECT_MULA)
1075 (MX_VECT_MULL, MX_VECT_MULS, MX_VECT_MULSL, MX_VECT_NOR)
1076 (MX_VECT_OR, MX_VECT_SLL, MX_VECT_SRA, MX_VECT_SRL, MX_VECT_SUB)
1077 (MX_VECT_SUBA, MX_VECT_SUBL, MX_VECT_XOR, MX_WACH, MX_WACL, MX_Xor)
1078 (SIM_ARGS, SIM_STATE, UnpredictableResult, fmt_mdmx, ob_fmtsel)
1079 (qh_fmtsel): New macros.
1080 (_sim_cpu): New member "acc".
1081 (mdmx_acc_op, mdmx_cc_op, mdmx_cpr_op, mdmx_pick_op, mdmx_rac_op)
1082 (mdmx_round_op, mdmx_shuffle, mdmx_wach, mdmx_wacl): New functions.
1083
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10842002-05-01 Chris Demetriou <cgd@broadcom.com>
1085
1086 * interp.c: Use 'deprecated' rather than 'depreciated.'
1087 * sim-main.h: Likewise.
1088
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CD
10892002-05-01 Chris Demetriou <cgd@broadcom.com>
1090
1091 * cp1.c (store_fpr): Remove #ifdef'd out call to UndefinedResult
1092 which wouldn't compile anyway.
1093 * sim-main.h (unpredictable_action): New function prototype.
1094 (Unpredictable): Define to call igen function unpredictable().
1095 (NotWordValue): New macro to call igen function not_word_value().
1096 (UndefinedResult): Remove.
1097 * interp.c (undefined_result): Remove.
1098 (unpredictable_action): New function.
1099 * mips.igen (not_word_value, unpredictable): New functions.
1100 (ADD, ADDI, do_addiu, do_addu, BGEZAL, BGEZALL, BLTZAL, BLTZALL)
1101 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, do_mult, do_multu)
1102 (do_sra, do_srav, do_srl, do_srlv, SUB, do_subu): Invoke
1103 NotWordValue() to check for unpredictable inputs, then
1104 Unpredictable() to handle them.
1105
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CD
11062002-02-24 Chris Demetriou <cgd@broadcom.com>
1107
1108 * mips.igen: Fix formatting of calls to Unpredictable().
1109
e1015982
AC
11102002-04-20 Andrew Cagney <ac131313@redhat.com>
1111
1112 * interp.c (sim_open): Revert previous change.
1113
b882a66b
AO
11142002-04-18 Alexandre Oliva <aoliva@redhat.com>
1115
1116 * interp.c (sim_open): Disable chunk of code that wrote code in
1117 vector table entries.
1118
c429b7dd
CD
11192002-03-19 Chris Demetriou <cgd@broadcom.com>
1120
1121 * cp1.c (FP_S_s, FP_D_s, FP_S_be, FP_D_be, FP_S_e, FP_D_e, FP_S_f)
1122 (FP_D_f, FP_S_fb, FP_D_fb, FPINF_SINGLE, FPINF_DOUBLE): Remove
1123 unused definitions.
1124
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11252002-03-19 Chris Demetriou <cgd@broadcom.com>
1126
1127 * cp1.c: Fix many formatting issues.
1128
07892c0b
CD
11292002-03-19 Chris G. Demetriou <cgd@broadcom.com>
1130
1131 * cp1.c (fpu_format_name): New function to replace...
1132 (DOFMT): This. Delete, and update all callers.
1133 (fpu_rounding_mode_name): New function to replace...
1134 (RMMODE): This. Delete, and update all callers.
1135
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CD
11362002-03-19 Chris G. Demetriou <cgd@broadcom.com>
1137
1138 * interp.c: Move FPU support routines from here to...
1139 * cp1.c: Here. New file.
1140 * Makefile.in (SIM_OBJS): Add cp1.o to object list.
1141 (cp1.o): New target.
1142
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CD
11432002-03-12 Chris Demetriou <cgd@broadcom.com>
1144
1145 * configure.in (mipsisa32*-*-*, mipsisa64*-*-*): New targets.
1146 * mips.igen (mips32, mips64): New models, add to all instructions
1147 and functions as appropriate.
1148 (loadstore_ea, check_u64): New variant for model mips64.
1149 (check_fmt_p): New variant for models mipsV and mips64, remove
1150 mipsV model marking fro other variant.
1151 (SLL) Rename to...
1152 (SLLa) this.
1153 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, SLLb): New instructions
1154 for mips32 and mips64.
1155 (DCLO, DCLZ): New instructions for mips64.
1156
82f728db
CD
11572002-03-07 Chris Demetriou <cgd@broadcom.com>
1158
1159 * mips.igen (BREAK, LUI, ORI, SYSCALL, XORI): Print
1160 immediate or code as a hex value with the "%#lx" format.
1161 (ANDI): Likewise, and fix printed instruction name.
1162
b96e7ef1
CD
11632002-03-05 Chris Demetriou <cgd@broadcom.com>
1164
1165 * sim-main.h (UndefinedResult, Unpredictable): New macros
1166 which currently do nothing.
1167
d35d4f70
CD
11682002-03-05 Chris Demetriou <cgd@broadcom.com>
1169
1170 * sim-main.h (status_UX, status_SX, status_KX, status_TS)
1171 (status_PX, status_MX, status_CU0, status_CU1, status_CU2)
1172 (status_CU3): New definitions.
1173
1174 * sim-main.h (ExceptionCause): Add new values for MIPS32
1175 and MIPS64: MDMX, MCheck, CacheErr. Update comments
1176 for DebugBreakPoint and NMIReset to note their status in
1177 MIPS32 and MIPS64.
1178 (SignalExceptionMDMX, SignalExceptionWatch, SignalExceptionMCheck)
1179 (SignalExceptionCacheErr): New exception macros.
1180
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CD
11812002-03-05 Chris Demetriou <cgd@broadcom.com>
1182
1183 * mips.igen (check_fpu): Enable check for coprocessor 1 usability.
1184 * sim-main.h (COP_Usable): Define, but for now coprocessor 1
1185 is always enabled.
1186 (SignalExceptionCoProcessorUnusable): Take as argument the
1187 unusable coprocessor number.
1188
86b77b47
CD
11892002-03-05 Chris Demetriou <cgd@broadcom.com>
1190
1191 * mips.igen: Fix formatting of all SignalException calls.
1192
97a88e93 11932002-03-05 Chris Demetriou <cgd@broadcom.com>
3dea6720
CD
1194
1195 * sim-main.h (SIGNEXTEND): Remove.
1196
97a88e93 11972002-03-04 Chris Demetriou <cgd@broadcom.com>
b5040d49
CD
1198
1199 * mips.igen: Remove gencode comment from top of file, fix
1200 spelling in another comment.
1201
97a88e93 12022002-03-04 Chris Demetriou <cgd@broadcom.com>
8612006b
CD
1203
1204 * mips.igen (check_fmt, check_fmt_p): New functions to check
1205 whether specific floating point formats are usable.
1206 (ABS.fmt, ADD.fmt, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
1207 (FLOOR.W.fmt, MOV.fmt, MUL.fmt, NEG.fmt, RECIP.fmt, ROUND.L.fmt)
1208 (ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt, TRUNC.L.fmt, TRUNC.W):
1209 Use the new functions.
1210 (do_c_cond_fmt): Remove format checks...
1211 (C.cond.fmta, C.cond.fmtb): And move them into all callers.
1212
97a88e93 12132002-03-03 Chris Demetriou <cgd@broadcom.com>
9b17d183
CD
1214
1215 * mips.igen: Fix formatting of check_fpu calls.
1216
41774c9d
CD
12172002-03-03 Chris Demetriou <cgd@broadcom.com>
1218
1219 * mips.igen (FLOOR.L.fmt): Store correct destination register.
1220
4a0bd876
CD
12212002-03-03 Chris Demetriou <cgd@broadcom.com>
1222
1223 * mips.igen: Remove whitespace at end of lines.
1224
09297648
CD
12252002-03-02 Chris Demetriou <cgd@broadcom.com>
1226
1227 * mips.igen (loadstore_ea): New function to do effective
1228 address calculations.
1229 (do_load, do_load_left, do_load_right, LL, LDD, PREF, do_store,
1230 do_store_left, do_store_right, SC, SCD, PREFX, SWC1, SWXC1,
1231 CACHE): Use loadstore_ea to do effective address computations.
1232
043b7057
CD
12332002-03-02 Chris Demetriou <cgd@broadcom.com>
1234
1235 * interp.c (load_word): Use EXTEND32 rather than SIGNEXTEND.
1236 * mips.igen (LL, CxC1, MxC1): Likewise.
1237
c1e8ada4
CD
12382002-03-02 Chris Demetriou <cgd@broadcom.com>
1239
1240 * mips.igen (LL, LLD, PREF, SC, SCD, ABS.fmt, ADD.fmt, CEIL.L.fmt,
1241 CEIL.W, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt,
1242 FLOOR.L.fmt, FLOOR.W.fmt, MADD.D, MADD.S, MOV.fmt, MOVtf.fmt,
1243 MSUB.D, MSUB.S, MUL.fmt, NEG.fmt, NMADD.D, NMADD.S, NMSUB.D,
1244 NMSUB.S, PREFX, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt,
1245 SQRT.fmt, SUB.fmt, SWC1, SWXC1, TRUNC.L.fmt, TRUNC.W, CACHE):
1246 Don't split opcode fields by hand, use the opcode field values
1247 provided by igen.
1248
3e1dca16
CD
12492002-03-01 Chris Demetriou <cgd@broadcom.com>
1250
1251 * mips.igen (do_divu): Fix spacing.
1252
1253 * mips.igen (do_dsllv): Move to be right before DSLLV,
1254 to match the rest of the do_<shift> functions.
1255
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CD
12562002-03-01 Chris Demetriou <cgd@broadcom.com>
1257
1258 * mips.igen (do_dsll, do_dsllv, DSLL32, do_dsra, DSRA32, do_dsrl,
1259 DSRL32, do_dsrlv): Trace inputs and results.
1260
0d3e762b
CD
12612002-03-01 Chris Demetriou <cgd@broadcom.com>
1262
1263 * mips.igen (CACHE): Provide instruction-printing string.
1264
1265 * interp.c (signal_exception): Comment tokens after #endif.
1266
eb5fcf93
CD
12672002-02-28 Chris Demetriou <cgd@broadcom.com>
1268
1269 * mips.igen (LWXC1): Mark with filter "64,f", rather than just "32".
72f4393d
L
1270 (MOVtf, MxC1, MxC1, DMxC1, DMxC1, CxC1, CxC1, SQRT.fmt, MOV.fmt,
1271 NEG.fmt, ROUND.L.fmt, TRUNC.L.fmt, CEIL.L.fmt, FLOOR.L.fmt,
1272 ROUND.W.fmt, TRUNC.W, CEIL.W, FLOOR.W.fmt, RECIP.fmt, RSQRT.fmt,
1273 CVT.S.fmt, CVT.D.fmt, CVT.W.fmt, CVT.L.fmt, MOVtf.fmt, C.cond.fmta,
1274 C.cond.fmtb, SUB.fmt, MUL.fmt, DIV.fmt, MOVZ.fmt, MOVN.fmt, LDXC1,
1275 SWXC1, SDXC1, MSUB.D, MSUB.S, NMADD.S, NMADD.D, NMSUB.S, NMSUB.D,
eb5fcf93
CD
1276 LWC1, SWC1): Add "f" to filter, since these are FP instructions.
1277
bb22bd7d
CD
12782002-02-28 Chris Demetriou <cgd@broadcom.com>
1279
1280 * mips.igen (DSRA32, DSRAV): Fix order of arguments in
1281 instruction-printing string.
1282 (LWU): Use '64' as the filter flag.
1283
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CD
12842002-02-28 Chris Demetriou <cgd@broadcom.com>
1285
1286 * mips.igen (SDXC1): Fix instruction-printing string.
1287
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CD
12882002-02-28 Chris Demetriou <cgd@broadcom.com>
1289
1290 * mips.igen (LDC1, SDC1): Remove mipsI model, and mark with
1291 filter flags "32,f".
1292
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CD
12932002-02-27 Chris Demetriou <cgd@broadcom.com>
1294
1295 * mips.igen (PREFX): This is a 64-bit instruction, use '64'
1296 as the filter flag.
1297
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CD
12982002-02-27 Chris Demetriou <cgd@broadcom.com>
1299
1300 * mips.igen (PREFX): Tweak instruction opcode fields (i.e.,
1301 add a comma) so that it more closely match the MIPS ISA
1302 documentation opcode partitioning.
1303 (PREF): Put useful names on opcode fields, and include
1304 instruction-printing string.
1305
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CD
13062002-02-27 Chris Demetriou <cgd@broadcom.com>
1307
1308 * mips.igen (check_u64): New function which in the future will
1309 check whether 64-bit instructions are usable and signal an
1310 exception if not. Currently a no-op.
1311 (DADD, DADDI, DADDIU, DADDU, DDIV, DDIVU, DMULT, DMULTU, DSLL,
1312 DSLL32, DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB,
1313 DSUBU, LD, LDL, LDR, LLD, LWU, SCD, SD, SDL, SDR, DMxC1, LDXC1,
1314 LWXC1, SDXC1, SWXC1, DMFC0, DMTC0): Use check_u64.
1315
1316 * mips.igen (check_fpu): New function which in the future will
1317 check whether FPU instructions are usable and signal an exception
1318 if not. Currently a no-op.
1319 (ABS.fmt, ADD.fmt, BC1a, BC1b, C.cond.fmta, C.cond.fmtb,
1320 CEIL.L.fmt, CEIL.W, CxC1, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt,
1321 CVT.W.fmt, DIV.fmt, DMxC1, DMxC1, FLOOR.L.fmt, FLOOR.W.fmt, LDC1,
1322 LDXC1, LWC1, LWXC1, MADD.D, MADD.S, MxC1, MOV.fmt, MOVtf,
1323 MOVtf.fmt, MOVN.fmt, MOVZ.fmt, MSUB.D, MSUB.S, MUL.fmt, NEG.fmt,
1324 NMADD.D, NMADD.S, NMSUB.D, NMSUB.S, RECIP.fmt, ROUND.L.fmt,
1325 ROUND.W.fmt, RSQRT.fmt, SDC1, SDXC1, SQRT.fmt, SUB.fmt, SWC1,
1326 SWXC1, TRUNC.L.fmt, TRUNC.W): Use check_fpu.
1327
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CD
13282002-02-27 Chris Demetriou <cgd@broadcom.com>
1329
1330 * mips.igen (do_load_left, do_load_right): Move to be immediately
1331 following do_load.
1332 (do_store_left, do_store_right): Move to be immediately following
1333 do_store.
1334
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CD
13352002-02-27 Chris Demetriou <cgd@broadcom.com>
1336
1337 * mips.igen (mipsV): New model name. Also, add it to
1338 all instructions and functions where it is appropriate.
1339
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CD
13402002-02-18 Chris Demetriou <cgd@broadcom.com>
1341
1342 * mips.igen: For all functions and instructions, list model
1343 names that support that instruction one per line.
1344
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CD
13452002-02-11 Chris Demetriou <cgd@broadcom.com>
1346
1347 * mips.igen: Add some additional comments about supported
1348 models, and about which instructions go where.
1349 (BC1b, MFC0, MTC0, RFE): Sort supported models in the same
1350 order as is used in the rest of the file.
1351
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CD
13522002-02-11 Chris Demetriou <cgd@broadcom.com>
1353
1354 * mips.igen (ADD, ADDI, DADDI, DSUB, SUB): Add comment
1355 indicating that ALU32_END or ALU64_END are there to check
1356 for overflow.
1357 (DADD): Likewise, but also remove previous comment about
1358 overflow checking.
1359
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CD
13602002-02-10 Chris Demetriou <cgd@broadcom.com>
1361
1362 * mips.igen (DDIV, DIV, DIVU, DMULT, DMULTU, DSLL, DSLL32,
1363 DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB, DSUBU,
1364 JALR, JR, MOVN, MOVZ, MTLO, MULT, MULTU, SLL, SLLV, SLT, SLTU,
1365 SRAV, SRLV, SUB, SUBU, SYNC, XOR, MOVtf, DI, DMFC0, DMTC0, EI,
1366 ERET, RFE, TLBP, TLBR, TLBWI, TLBWR): Tweak instruction opcode
1367 fields (i.e., add and move commas) so that they more closely
1368 match the MIPS ISA documentation opcode partitioning.
1369
13702002-02-10 Chris Demetriou <cgd@broadcom.com>
20ae0098 1371
72f4393d
L
1372 * mips.igen (ADDI): Print immediate value.
1373 (BREAK): Print code.
1374 (DADDIU, DSRAV, DSRLV): Print correct instruction name.
1375 (SLL): Print "nop" specially, and don't run the code
1376 that does the shift for the "nop" case.
20ae0098 1377
9e52972e
FF
13782001-11-17 Fred Fish <fnf@redhat.com>
1379
1380 * sim-main.h (float_operation): Move enum declaration outside
1381 of _sim_cpu struct declaration.
1382
c0efbca4
JB
13832001-04-12 Jim Blandy <jimb@redhat.com>
1384
1385 * mips.igen (CFC1, CTC1): Pass the correct register numbers to
1386 PENDING_FILL. Use PENDING_SCHED directly to handle the pending
1387 set of the FCSR.
1388 * sim-main.h (COCIDX): Remove definition; this isn't supported by
1389 PENDING_FILL, and you can get the intended effect gracefully by
1390 calling PENDING_SCHED directly.
1391
fb891446
BE
13922001-02-23 Ben Elliston <bje@redhat.com>
1393
1394 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Only define if not
1395 already defined elsewhere.
1396
8030f857
BE
13972001-02-19 Ben Elliston <bje@redhat.com>
1398
1399 * sim-main.h (sim_monitor): Return an int.
1400 * interp.c (sim_monitor): Add return values.
1401 (signal_exception): Handle error conditions from sim_monitor.
1402
56b48a7a
CD
14032001-02-08 Ben Elliston <bje@redhat.com>
1404
1405 * sim-main.c (load_memory): Pass cia to sim_core_read* functions.
1406 (store_memory): Likewise, pass cia to sim_core_write*.
1407
d3ee60d9
FCE
14082000-10-19 Frank Ch. Eigler <fche@redhat.com>
1409
1410 On advice from Chris G. Demetriou <cgd@sibyte.com>:
1411 * sim-main.h (GPR_CLEAR): Remove unused alternative macro.
1412
071da002
AC
1413Thu Jul 27 22:02:05 2000 Andrew Cagney <cagney@b1.cygnus.com>
1414
1415 From Maciej W. Rozycki <macro@ds2.pg.gda.pl>:
1416 * Makefile.in: Don't delete *.igen when cleaning directory.
1417
a28c02cd
AC
1418Wed Jul 19 18:50:51 2000 Andrew Cagney <cagney@b1.cygnus.com>
1419
1420 * m16.igen (break): Call SignalException not sim_engine_halt.
1421
80ee11fa
AC
1422Mon Jul 3 11:13:20 2000 Andrew Cagney <cagney@b1.cygnus.com>
1423
1424 From Jason Eckhardt:
1425 * mips.igen (MOVZ.fmt, MOVN.fmt): Move conditional on GPR[RT].
1426
673388c0
AC
1427Tue Jun 13 20:52:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
1428
1429 * mips.igen (MxC1, DMxC1): Fix printf formatting.
1430
4c0deff4
NC
14312000-05-24 Michael Hayes <mhayes@cygnus.com>
1432
1433 * mips.igen (do_dmultx): Fix typo.
1434
eb2d80b4
AC
1435Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
1436
1437 * configure: Regenerated to track ../common/aclocal.m4 changes.
1438
dd37a34b
AC
1439Fri Apr 28 20:48:36 2000 Andrew Cagney <cagney@b1.cygnus.com>
1440
1441 * mips.igen (DMxC1): Fix format arguments for sim_io_eprintf call.
1442
4c0deff4
NC
14432000-04-12 Frank Ch. Eigler <fche@redhat.com>
1444
1445 * sim-main.h (GPR_CLEAR): Define macro.
1446
e30db738
AC
1447Mon Apr 10 00:07:09 2000 Andrew Cagney <cagney@b1.cygnus.com>
1448
1449 * interp.c (decode_coproc): Output long using %lx and not %s.
1450
cb7450ea
FCE
14512000-03-21 Frank Ch. Eigler <fche@redhat.com>
1452
1453 * interp.c (sim_open): Sort & extend dummy memory regions for
1454 --board=jmr3904 for eCos.
1455
a3027dd7
FCE
14562000-03-02 Frank Ch. Eigler <fche@redhat.com>
1457
1458 * configure: Regenerated.
1459
1460Tue Feb 8 18:35:01 2000 Donald Lindsay <dlindsay@hound.cygnus.com>
1461
1462 * interp.c, mips.igen: all 5 DEADC0DE situations now have sim_io_eprintf
1463 calls, conditional on the simulator being in verbose mode.
1464
dfcd3bfb
JM
1465Fri Feb 4 09:45:15 2000 Donald Lindsay <dlindsay@cygnus.com>
1466
1467 * sim-main.c (cache_op): Added case arm so that CACHE ops to a secondary
1468 cache don't get ReservedInstruction traps.
1469
c2d11a7d
JM
14701999-11-29 Mark Salter <msalter@cygnus.com>
1471
1472 * dv-tx3904sio.c (tx3904sio_io_write_buffer): Use write value as a mask
1473 to clear status bits in sdisr register. This is how the hardware works.
1474
1475 * interp.c (sim_open): Added more memory aliases for jmr3904 hardware
1476 being used by cygmon.
1477
4ce44c66
JM
14781999-11-11 Andrew Haley <aph@cygnus.com>
1479
1480 * interp.c (decode_coproc): Correctly handle DMFC0 and DMTC0
1481 instructions.
1482
cff3e48b
JM
1483Thu Sep 9 15:12:08 1999 Geoffrey Keating <geoffk@cygnus.com>
1484
1485 * mips.igen (MULT): Correct previous mis-applied patch.
1486
d4f3574e
SS
1487Tue Sep 7 13:34:54 1999 Geoffrey Keating <geoffk@cygnus.com>
1488
1489 * mips.igen (delayslot32): Handle sequence like
1490 mtc1 $at,$f12 ; jal fp_add ; mov.s $f13,$f12
1491 correctly by calling ENGINE_ISSUE_PREFIX_HOOK() before issue.
1492 (MULT): Actually pass the third register...
1493
14941999-09-03 Mark Salter <msalter@cygnus.com>
1495
1496 * interp.c (sim_open): Added more memory aliases for additional
1497 hardware being touched by cygmon on jmr3904 board.
1498
1499Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
1500
1501 * configure: Regenerated to track ../common/aclocal.m4 changes.
1502
a0b3c4fd
JM
1503Tue Jul 27 16:36:51 1999 Andrew Cagney <cagney@amy.cygnus.com>
1504
1505 * interp.c (sim_store_register): Handle case where client - GDB -
1506 specifies that a 4 byte register is 8 bytes in size.
1507 (sim_fetch_register): Ditto.
72f4393d 1508
adf40b2e
JM
15091999-07-14 Frank Ch. Eigler <fche@cygnus.com>
1510
1511 Implement "sim firmware" option, inspired by jimb's version of 1998-01.
1512 * interp.c (firmware_option_p): New global flag: "sim firmware" given.
1513 (idt_monitor_base): Base address for IDT monitor traps.
1514 (pmon_monitor_base): Ditto for PMON.
1515 (lsipmon_monitor_base): Ditto for LSI PMON.
1516 (MONITOR_BASE, MONITOR_SIZE): Removed macros.
1517 (mips_option): Add "firmware" option with new OPTION_FIRMWARE key.
1518 (sim_firmware_command): New function.
1519 (mips_option_handler): Call it for OPTION_FIRMWARE.
1520 (sim_open): Allocate memory for idt_monitor region. If "--board"
1521 option was given, add no monitor by default. Add BREAK hooks only if
1522 monitors are also there.
72f4393d 1523
43e526b9
JM
1524Mon Jul 12 00:02:27 1999 Andrew Cagney <cagney@amy.cygnus.com>
1525
1526 * interp.c (sim_monitor): Flush output before reading input.
1527
1528Sun Jul 11 19:28:11 1999 Andrew Cagney <cagney@b1.cygnus.com>
1529
1530 * tconfig.in (SIM_HANDLES_LMA): Always define.
1531
1532Thu Jul 8 16:06:59 1999 Andrew Cagney <cagney@b1.cygnus.com>
1533
1534 From Mark Salter <msalter@cygnus.com>:
1535 * interp.c (BOARD_BSP): Define. Add to list of possible boards.
1536 (sim_open): Add setup for BSP board.
1537
9846de1b
JM
1538Wed Jul 7 12:45:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
1539
1540 * mips.igen (MULT, MULTU): Add syntax for two operand version.
1541 (DMFC0, DMTC0): Recognize. Call DecodeCoproc which will report
1542 them as unimplemented.
1543
cd0fc7c3
SS
15441999-05-08 Felix Lee <flee@cygnus.com>
1545
1546 * configure: Regenerated to track ../common/aclocal.m4 changes.
72f4393d 1547
7a292a7a
SS
15481999-04-21 Frank Ch. Eigler <fche@cygnus.com>
1549
1550 * mips.igen (bc0f): For the TX39 only, decode this as a no-op stub.
1551
1552Thu Apr 15 14:15:17 1999 Andrew Cagney <cagney@amy.cygnus.com>
1553
1554 * configure.in: Any mips64vr5*-*-* target should have
1555 -DTARGET_ENABLE_FR=1.
1556 (default_endian): Any mips64vr*el-*-* target should default to
1557 LITTLE_ENDIAN.
1558 * configure: Re-generate.
1559
15601999-02-19 Gavin Romig-Koch <gavin@cygnus.com>
1561
1562 * mips.igen (ldl): Extend from _16_, not 32.
1563
1564Wed Jan 27 18:51:38 1999 Andrew Cagney <cagney@chook.cygnus.com>
1565
1566 * interp.c (sim_store_register): Force registers written to by GDB
1567 into an un-interpreted state.
1568
c906108c
SS
15691999-02-05 Frank Ch. Eigler <fche@cygnus.com>
1570
1571 * dv-tx3904sio.c (tx3904sio_tickle): After a polled I/O from the
1572 CPU, start periodic background I/O polls.
72f4393d 1573 (tx3904sio_poll): New function: periodic I/O poller.
c906108c
SS
1574
15751998-12-30 Frank Ch. Eigler <fche@cygnus.com>
1576
1577 * mips.igen (BREAK): Call signal_exception instead of sim_engine_halt.
72f4393d 1578
c906108c
SS
1579Tue Dec 29 16:03:53 1998 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1580
1581 * configure.in, configure (mips64vr5*-*-*): Added missing ;; in
1582 case statement.
1583
15841998-12-29 Frank Ch. Eigler <fche@cygnus.com>
72f4393d
L
1585
1586 * interp.c (sim_open): Allocate jm3904 memory in smaller chunks.
c906108c
SS
1587 (load_word): Call SIM_CORE_SIGNAL hook on error.
1588 (signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook before
1589 starting. For exception dispatching, pass PC instead of NULL_CIA.
1590 (decode_coproc): Use COP0_BADVADDR to store faulting address.
72f4393d 1591 * sim-main.h (COP0_BADVADDR): Define.
c906108c
SS
1592 (SIM_CORE_SIGNAL): Define hook to call mips_core_signal.
1593 (SIM_CPU_EXCEPTION*): Define hooks to call mips_cpu_exception*().
72f4393d 1594 (_sim_cpu): Add exc_* fields to store register value snapshots.
c906108c
SS
1595 * mips.igen (*): Replace memory-related SignalException* calls
1596 with references to SIM_CORE_SIGNAL hook.
72f4393d 1597
c906108c
SS
1598 * dv-tx3904irc.c (tx3904irc_port_event): printf format warning
1599 fix.
1600 * sim-main.c (*): Minor warning cleanups.
72f4393d 1601
c906108c
SS
16021998-12-24 Gavin Romig-Koch <gavin@cygnus.com>
1603
1604 * m16.igen (DADDIU5): Correct type-o.
1605
1606Mon Dec 21 10:34:48 1998 Andrew Cagney <cagney@chook>
1607
1608 * mips.igen (do_ddiv, do_ddivu): Pacify GCC. Update hi/lo via tmp
1609 variables.
1610
1611Wed Dec 16 18:20:28 1998 Andrew Cagney <cagney@chook>
1612
1613 * Makefile.in (SIM_EXTRA_CFLAGS): No longer need to add .../newlib
1614 to include path.
1615 (interp.o): Add dependency on itable.h
1616 (oengine.c, gencode): Delete remaining references.
1617 (BUILT_SRC_FROM_GEN): Clean up.
72f4393d 1618
c906108c 16191998-12-16 Gavin Romig-Koch <gavin@cygnus.com>
72f4393d 1620
c906108c
SS
1621 * vr4run.c: New.
1622 * Makefile.in (SIM_HACK_OBJ,HACK_OBJS,HACK_GEN_SRCS,libhack.a,
1623 tmp-hack,tmp-m32-hack,tmp-m16-hack,tmp-itable-hack,
1624 tmp-run-hack) : New.
1625 * m16.igen (LD,DADDIU,DADDUI5,DADJSP,DADDIUSP,DADDI,DADDU,DSUBU,
72f4393d 1626 DSLL,DSRL,DSRA,DSLLV,DSRAV,DMULT,DMULTU,DDIV,DDIVU,JALX32,JALX):
c906108c
SS
1627 Drop the "64" qualifier to get the HACK generator working.
1628 Use IMMEDIATE rather than IMMED. Use SHAMT rather than SHIFT.
1629 * mips.igen (do_daddiu,do_ddiv,do_divu): Remove the 64-only
1630 qualifier to get the hack generator working.
1631 (do_dsll,do_dsllv,do_dsra,do_dsrl,do_dsrlv): New.
1632 (DSLL): Use do_dsll.
1633 (DSLLV): Use do_dsllv.
1634 (DSRA): Use do_dsra.
1635 (DSRL): Use do_dsrl.
1636 (DSRLV): Use do_dsrlv.
1637 (BC1): Move *vr4100 to get the HACK generator working.
72f4393d 1638 (CxC1, DMxC1, MxC1,MACCU,MACCHI,MACCHIU): Rename to
c906108c
SS
1639 get the HACK generator working.
1640 (MACC) Rename to get the HACK generator working.
1641 (DMACC,MACCS,DMACCS): Add the 64.
72f4393d 1642
c906108c
SS
16431998-12-12 Gavin Romig-Koch <gavin@cygnus.com>
1644
1645 * mips.igen (BC1): Renamed to BC1a and BC1b to avoid conflicts.
1646 * sim-main.h (SizeFGR): Handle TARGET_ENABLE_FR.
72f4393d 1647
c906108c
SS
16481998-12-11 Gavin Romig-Koch <gavin@cygnus.com>
1649
1650 * mips/interp.c (DEBUG): Cleanups.
1651
16521998-12-10 Frank Ch. Eigler <fche@cygnus.com>
1653
1654 * dv-tx3904sio.c (tx3904sio_io_read_buffer): Endianness fixes.
1655 (tx3904sio_tickle): fflush after a stdout character output.
72f4393d 1656
c906108c
SS
16571998-12-03 Frank Ch. Eigler <fche@cygnus.com>
1658
1659 * interp.c (sim_close): Uninstall modules.
1660
1661Wed Nov 25 13:41:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
1662
1663 * sim-main.h, interp.c (sim_monitor): Change to global
1664 function.
1665
1666Wed Nov 25 17:33:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
1667
1668 * configure.in (vr4100): Only include vr4100 instructions in
1669 simulator.
1670 * configure: Re-generate.
1671 * m16.igen (*): Tag all mips16 instructions as also being vr4100.
1672
1673Mon Nov 23 18:20:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1674
1675 * Makefile.in (SIM_CFLAGS): Do not define WITH_IGEN.
1676 * sim-main.h, sim-main.c, interp.c: Delete #if WITH_IGEN keeping
1677 true alternative.
1678
1679 * configure.in (sim_default_gen, sim_use_gen): Replace with
1680 sim_gen.
1681 (--enable-sim-igen): Delete config option. Always using IGEN.
1682 * configure: Re-generate.
72f4393d 1683
c906108c
SS
1684 * Makefile.in (gencode): Kill, kill, kill.
1685 * gencode.c: Ditto.
72f4393d 1686
c906108c
SS
1687Mon Nov 23 18:07:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1688
1689 * configure.in: Configure mips64vr4100-elf nee mips64vr41* as a 64
1690 bit mips16 igen simulator.
1691 * configure: Re-generate.
1692
1693 * mips.igen (check_div_hilo, check_mult_hilo, check_mf_hilo): Mark
1694 as part of vr4100 ISA.
1695 * vr.igen: Mark all instructions as 64 bit only.
1696
1697Mon Nov 23 17:07:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1698
1699 * interp.c (get_cell, sim_monitor, fetch_str, CoProcPresent):
1700 Pacify GCC.
1701
1702Mon Nov 23 13:23:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
1703
1704 * configure.in: Configure mips-lsi-elf nee mips*lsi* as a
1705 mipsIII/mips16 igen simulator. Fix sim_gen VS sim_igen typos.
1706 * configure: Re-generate.
1707
1708 * m16.igen (BREAK): Define breakpoint instruction.
1709 (JALX32): Mark instruction as mips16 and not r3900.
1710 * mips.igen (C.cond.fmt): Fix typo in instruction format.
1711
1712 * sim-main.h (PENDING_FILL): Wrap C statements in do/while.
1713
1714Sat Nov 7 09:54:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1715
1716 * gencode.c (build_instruction - BREAK): For MIPS16, handle BREAK
1717 insn as a debug breakpoint.
1718
1719 * sim-main.h (PENDING_SLOT_BIT): Fix, was incorrectly defined as
1720 pending.slot_size.
1721 (PENDING_SCHED): Clean up trace statement.
1722 (PENDING_SCHED): Increment PENDING_IN and PENDING_TOTAL.
1723 (PENDING_FILL): Delay write by only one cycle.
1724 (PENDING_FILL): For FSRs, write fmt_uninterpreted to FPR_STATE.
1725
1726 * sim-main.c (pending_tick): Clean up trace statements. Add trace
1727 of pending writes.
1728 (pending_tick): Fix sizes in switch statements, 4 & 8 instead of
1729 32 & 64.
1730 (pending_tick): Move incrementing of index to FOR statement.
1731 (pending_tick): Only update PENDING_OUT after a write has occured.
72f4393d 1732
c906108c
SS
1733 * configure.in: Add explicit mips-lsi-* target. Use gencode to
1734 build simulator.
1735 * configure: Re-generate.
72f4393d 1736
c906108c
SS
1737 * interp.c (sim_engine_run OLD): Delete explicit call to
1738 PENDING_TICK. Now called via ENGINE_ISSUE_PREFIX_HOOK.
72f4393d 1739
c906108c
SS
1740Sat Oct 30 09:49:10 1998 Frank Ch. Eigler <fche@cygnus.com>
1741
1742 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Add dummy
1743 interrupt level number to match changed SignalExceptionInterrupt
1744 macro.
1745
1746Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
1747
1748 * interp.c: #include "itable.h" if WITH_IGEN.
1749 (get_insn_name): New function.
1750 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
1751 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
1752
1753Mon Sep 14 12:36:44 1998 Frank Ch. Eigler <fche@cygnus.com>
1754
1755 * configure: Rebuilt to inhale new common/aclocal.m4.
1756
1757Tue Sep 1 15:39:18 1998 Frank Ch. Eigler <fche@cygnus.com>
1758
1759 * dv-tx3904sio.c: Include sim-assert.h.
1760
1761Tue Aug 25 12:49:46 1998 Frank Ch. Eigler <fche@cygnus.com>
1762
1763 * dv-tx3904sio.c: New file: tx3904 serial I/O module.
1764 * configure.in: Add dv-tx3904sio, dv-sockser for tx39 target.
1765 Reorganize target-specific sim-hardware checks.
1766 * configure: rebuilt.
1767 * interp.c (sim_open): For tx39 target boards, set
1768 OPERATING_ENVIRONMENT, add tx3904sio devices.
1769 * tconfig.in: For tx39 target, set SIM_HANDLES_LMA for loading
1770 ROM executables. Install dv-sockser into sim-modules list.
72f4393d 1771
c906108c
SS
1772 * dv-tx3904irc.c: Compiler warning clean-up.
1773 * dv-tx3904tmr.c: Compiler warning clean-up. Remove particularly
1774 frequent hw-trace messages.
1775
1776Fri Jul 31 18:14:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
1777
1778 * vr.igen (MulAcc): Identify as a vr4100 specific function.
1779
1780Sat Jul 25 16:03:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1781
1782 * Makefile.in (IGEN_INCLUDE): Add vr.igen.
1783
1784 * vr.igen: New file.
1785 (MAC/MADD16, DMAC/DMADD16): Implement using code from gencode.c.
1786 * mips.igen: Define vr4100 model. Include vr.igen.
1787Mon Jun 29 09:21:07 1998 Gavin Koch <gavin@cygnus.com>
1788
1789 * mips.igen (check_mf_hilo): Correct check.
1790
1791Wed Jun 17 12:20:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1792
1793 * sim-main.h (interrupt_event): Add prototype.
1794
1795 * dv-tx3904tmr.c (tx3904tmr_io_write_buffer): Delete unused
1796 register_ptr, register_value.
1797 (deliver_tx3904tmr_tick): Fix types passed to printf fmt.
1798
1799 * sim-main.h (tracefh): Make extern.
1800
1801Tue Jun 16 14:39:00 1998 Frank Ch. Eigler <fche@cygnus.com>
1802
1803 * dv-tx3904tmr.c: Deschedule timer event after dispatching.
72f4393d 1804 Reduce unnecessarily high timer event frequency.
c906108c 1805 * dv-tx3904cpu.c: Ditto for interrupt event.
72f4393d 1806
c906108c
SS
1807Wed Jun 10 13:22:32 1998 Frank Ch. Eigler <fche@cygnus.com>
1808
1809 * interp.c (decode_coproc): For TX39, add stub COP0 register #7,
1810 to allay warnings.
1811 (interrupt_event): Made non-static.
72f4393d 1812
c906108c
SS
1813 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Correct accidental
1814 interchange of configuration values for external vs. internal
1815 clock dividers.
72f4393d 1816
c906108c
SS
1817Tue Jun 9 12:46:24 1998 Ian Carmichael <iancarm@cygnus.com>
1818
72f4393d 1819 * mips.igen (BREAK): Moved code to here for
c906108c
SS
1820 simulator-reserved break instructions.
1821 * gencode.c (build_instruction): Ditto.
1822 * interp.c (signal_exception): Code moved from here. Non-
72f4393d 1823 reserved instructions now use exception vector, rather
c906108c
SS
1824 than halting sim.
1825 * sim-main.h: Moved magic constants to here.
1826
1827Tue Jun 9 12:29:50 1998 Frank Ch. Eigler <fche@cygnus.com>
1828
1829 * dv-tx3904cpu.c (deliver_*_interrupt,*_port_event): Set the CAUSE
1830 register upon non-zero interrupt event level, clear upon zero
1831 event value.
1832 * dv-tx3904irc.c (*_port_event): Handle deactivated interrupt signal
1833 by passing zero event value.
1834 (*_io_{read,write}_buffer): Endianness fixes.
1835 * dv-tx3904tmr.c (*_io_{read,write}_buffer): Endianness fixes.
1836 (deliver_*_tick): Reduce sim event interval to 75% of count interval.
1837
1838 * interp.c (sim_open): Added jmr3904pal board type that adds PAL-based
1839 serial I/O and timer module at base address 0xFFFF0000.
72f4393d 1840
c906108c
SS
1841Tue Jun 9 11:52:29 1998 Gavin Koch <gavin@cygnus.com>
1842
72f4393d 1843 * mips.igen (SWC1) : Correct the handling of ReverseEndian
c906108c
SS
1844 and BigEndianCPU.
1845
1846Tue Jun 9 11:40:57 1998 Gavin Koch <gavin@cygnus.com>
1847
1848 * configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips
1849 parts.
1850 * configure: Update.
1851
1852Thu Jun 4 15:37:33 1998 Frank Ch. Eigler <fche@cygnus.com>
1853
1854 * dv-tx3904tmr.c: New file - implements tx3904 timer.
1855 * dv-tx3904{irc,cpu}.c: Mild reformatting.
1856 * configure.in: Include tx3904tmr in hw_device list.
1857 * configure: Rebuilt.
1858 * interp.c (sim_open): Instantiate three timer instances.
1859 Fix address typo of tx3904irc instance.
1860
1861Tue Jun 2 15:48:02 1998 Ian Carmichael <iancarm@cygnus.com>
1862
1863 * interp.c (signal_exception): SystemCall exception now uses
1864 the exception vector.
1865
1866Mon Jun 1 18:18:26 1998 Frank Ch. Eigler <fche@cygnus.com>
1867
1868 * interp.c (decode_coproc): For TX39, add stub COP0 register #3,
1869 to allay warnings.
1870
1871Fri May 29 11:40:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1872
1873 * configure.in (sim_igen_filter): Match mips*tx39 not mipst*tx39.
1874
1875Mon May 25 20:47:45 1998 Andrew Cagney <cagney@b1.cygnus.com>
1876
1877 * dv-tx3904cpu.c, dv-tx3904irc.c: Rename *_callback to *_method.
1878
1879 * dv-tx3904cpu.c, dv-tx3904irc.c: Include hw-main.h and
1880 sim-main.h. Declare a struct hw_descriptor instead of struct
1881 hw_device_descriptor.
1882
1883Mon May 25 12:41:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1884
1885 * mips.igen (do_store_left, do_load_left): Compute nr of left and
1886 right bits and then re-align left hand bytes to correct byte
1887 lanes. Fix incorrect computation in do_store_left when loading
1888 bytes from second word.
1889
1890Fri May 22 13:34:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1891
1892 * configure.in (SIM_AC_OPTION_HARDWARE): Only enable when tx3904.
1893 * interp.c (sim_open): Only create a device tree when HW is
1894 enabled.
1895
1896 * dv-tx3904irc.c (tx3904irc_finish): Pacify GCC.
1897 * interp.c (signal_exception): Ditto.
1898
1899Thu May 21 14:24:11 1998 Gavin Koch <gavin@cygnus.com>
1900
1901 * gencode.c: Mark BEGEZALL as LIKELY.
1902
1903Thu May 21 18:57:19 1998 Andrew Cagney <cagney@b1.cygnus.com>
1904
1905 * sim-main.h (ALU32_END): Sign extend 32 bit results.
1906 * mips.igen (ADD, SUB, ADDI, DADD, DSUB): Trace.
72f4393d 1907
c906108c
SS
1908Mon May 18 18:22:42 1998 Frank Ch. Eigler <fche@cygnus.com>
1909
1910 * configure.in (SIM_AC_OPTION_HARDWARE): Added common hardware
1911 modules. Recognize TX39 target with "mips*tx39" pattern.
1912 * configure: Rebuilt.
1913 * sim-main.h (*): Added many macros defining bits in
1914 TX39 control registers.
1915 (SignalInterrupt): Send actual PC instead of NULL.
1916 (SignalNMIReset): New exception type.
1917 * interp.c (board): New variable for future use to identify
1918 a particular board being simulated.
1919 (mips_option_handler,mips_options): Added "--board" option.
1920 (interrupt_event): Send actual PC.
1921 (sim_open): Make memory layout conditional on board setting.
1922 (signal_exception): Initial implementation of hardware interrupt
1923 handling. Accept another break instruction variant for simulator
1924 exit.
1925 (decode_coproc): Implement RFE instruction for TX39.
1926 (mips.igen): Decode RFE instruction as such.
1927 * configure.in (tx3904cpu,tx3904irc): Added devices for tx3904.
1928 * interp.c: Define "jmr3904" and "jmr3904debug" board types and
1929 bbegin to implement memory map.
1930 * dv-tx3904cpu.c: New file.
1931 * dv-tx3904irc.c: New file.
1932
1933Wed May 13 14:40:11 1998 Gavin Koch <gavin@cygnus.com>
1934
1935 * mips.igen (check_mt_hilo): Create a separate r3900 version.
1936
1937Wed May 13 14:11:46 1998 Gavin Koch <gavin@cygnus.com>
1938
1939 * tx.igen (madd,maddu): Replace calls to check_op_hilo
1940 with calls to check_div_hilo.
1941
1942Wed May 13 09:59:27 1998 Gavin Koch <gavin@cygnus.com>
1943
1944 * mips/mips.igen (check_op_hilo,check_mult_hilo,check_div_hilo):
1945 Replace check_op_hilo with check_mult_hilo and check_div_hilo.
72f4393d 1946 Add special r3900 version of do_mult_hilo.
c906108c
SS
1947 (do_dmultx,do_mult,do_multu): Replace calls to check_op_hilo
1948 with calls to check_mult_hilo.
1949 (do_ddiv,do_ddivu,do_div,do_divu): Replace calls to check_op_hilo
1950 with calls to check_div_hilo.
1951
1952Tue May 12 15:22:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
1953
1954 * configure.in (SUBTARGET_R3900): Define for mipstx39 target.
1955 Document a replacement.
1956
1957Fri May 8 17:48:19 1998 Ian Carmichael <iancarm@cygnus.com>
1958
1959 * interp.c (sim_monitor): Make mon_printf work.
1960
1961Wed May 6 19:42:19 1998 Doug Evans <devans@canuck.cygnus.com>
1962
1963 * sim-main.h (INSN_NAME): New arg `cpu'.
1964
1965Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
1966
72f4393d 1967 * configure: Regenerated to track ../common/aclocal.m4 changes.
c906108c
SS
1968
1969Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
1970
1971 * configure: Regenerated to track ../common/aclocal.m4 changes.
1972 * config.in: Ditto.
1973
1974Sun Apr 26 15:20:01 1998 Tom Tromey <tromey@cygnus.com>
1975
1976 * acconfig.h: New file.
1977 * configure.in: Reverted change of Apr 24; use sinclude again.
1978
1979Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
1980
1981 * configure: Regenerated to track ../common/aclocal.m4 changes.
1982 * config.in: Ditto.
1983
1984Fri Apr 24 11:19:20 1998 Tom Tromey <tromey@cygnus.com>
1985
1986 * configure.in: Don't call sinclude.
1987
1988Fri Apr 24 11:35:01 1998 Andrew Cagney <cagney@chook.cygnus.com>
1989
1990 * mips.igen (do_store_left): Pass 0 not NULL to store_memory.
1991
1992Tue Apr 21 11:59:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1993
1994 * mips.igen (ERET): Implement.
1995
1996 * interp.c (decode_coproc): Return sign-extended EPC.
1997
1998 * mips.igen (ANDI, LUI, MFC0): Add tracing code.
1999
2000 * interp.c (signal_exception): Do not ignore Trap.
2001 (signal_exception): On TRAP, restart at exception address.
2002 (HALT_INSTRUCTION, HALT_INSTRUCTION_MASK): Define.
2003 (signal_exception): Update.
2004 (sim_open): Patch V_COMMON interrupt vector with an abort sequence
2005 so that TRAP instructions are caught.
2006
2007Mon Apr 20 11:26:55 1998 Andrew Cagney <cagney@b1.cygnus.com>
2008
2009 * sim-main.h (struct hilo_access, struct hilo_history): Define,
2010 contains HI/LO access history.
2011 (struct _sim_cpu): Make hiaccess and loaccess of type hilo_access.
2012 (HIACCESS, LOACCESS): Delete, replace with
2013 (HIHISTORY, LOHISTORY): New macros.
2014 (CHECKHILO): Delete all, moved to mips.igen
72f4393d 2015
c906108c
SS
2016 * gencode.c (build_instruction): Do not generate checks for
2017 correct HI/LO register usage.
2018
2019 * interp.c (old_engine_run): Delete checks for correct HI/LO
2020 register usage.
2021
2022 * mips.igen (check_mt_hilo, check_mf_hilo, check_op_hilo,
2023 check_mf_cycles): New functions.
2024 (do_mfhi, do_mflo, "mthi", "mtlo", do_ddiv, do_ddivu, do_div,
2025 do_divu, domultx, do_mult, do_multu): Use.
2026
2027 * tx.igen ("madd", "maddu"): Use.
72f4393d 2028
c906108c
SS
2029Wed Apr 15 18:31:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
2030
2031 * mips.igen (DSRAV): Use function do_dsrav.
2032 (SRAV): Use new function do_srav.
2033
2034 * m16.igen (BEQZ, BNEZ): Compare GPR[TRX] not GPR[RX].
2035 (B): Sign extend 11 bit immediate.
2036 (EXT-B*): Shift 16 bit immediate left by 1.
2037 (ADDIU*): Don't sign extend immediate value.
2038
2039Wed Apr 15 10:32:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
2040
2041 * m16run.c (sim_engine_run): Restore CIA after handling an event.
2042
2043 * sim-main.h (DELAY_SLOT, NULLIFY_NEXT_INSTRUCTION): For IGEN, use
2044 functions.
2045
2046 * mips.igen (delayslot32, nullify_next_insn): New functions.
2047 (m16.igen): Always include.
2048 (do_*): Add more tracing.
2049
2050 * m16.igen (delayslot16): Add NIA argument, could be called by a
2051 32 bit MIPS16 instruction.
72f4393d 2052
c906108c
SS
2053 * interp.c (ifetch16): Move function from here.
2054 * sim-main.c (ifetch16): To here.
72f4393d 2055
c906108c
SS
2056 * sim-main.c (ifetch16, ifetch32): Update to match current
2057 implementations of LH, LW.
2058 (signal_exception): Don't print out incorrect hex value of illegal
2059 instruction.
2060
2061Wed Apr 15 00:17:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
2062
2063 * m16run.c (sim_engine_run): Use IMEM16 and IMEM32 to fetch an
2064 instruction.
2065
2066 * m16.igen: Implement MIPS16 instructions.
72f4393d 2067
c906108c
SS
2068 * mips.igen (do_addiu, do_addu, do_and, do_daddiu, do_daddu,
2069 do_ddiv, do_ddivu, do_div, do_divu, do_dmultx, do_dmultu, do_srav,
2070 do_dsubu, do_mfhi, do_mflo, do_mult, do_multu, do_nor, do_or,
2071 do_sll, do_sllv, do_slt, do_slti, do_sltiu, do_sltu, do_sra,
2072 do_srl, do_srlv, do_subu, do_xor, do_xori): New functions. Move
2073 bodies of corresponding code from 32 bit insn to these. Also used
2074 by MIPS16 versions of functions.
72f4393d 2075
c906108c
SS
2076 * sim-main.h (RAIDX, T8IDX, T8, SPIDX): Define.
2077 (IMEM16): Drop NR argument from macro.
2078
2079Sat Apr 4 22:39:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
2080
2081 * Makefile.in (SIM_OBJS): Add sim-main.o.
2082
2083 * sim-main.h (address_translation, load_memory, store_memory,
2084 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Mark
2085 as INLINE_SIM_MAIN.
2086 (pr_addr, pr_uword64): Declare.
2087 (sim-main.c): Include when H_REVEALS_MODULE_P.
72f4393d 2088
c906108c
SS
2089 * interp.c (address_translation, load_memory, store_memory,
2090 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Move
2091 from here.
2092 * sim-main.c: To here. Fix compilation problems.
72f4393d 2093
c906108c
SS
2094 * configure.in: Enable inlining.
2095 * configure: Re-config.
2096
2097Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
2098
2099 * configure: Regenerated to track ../common/aclocal.m4 changes.
2100
2101Fri Apr 3 04:32:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
2102
2103 * mips.igen: Include tx.igen.
2104 * Makefile.in (IGEN_INCLUDE): Add tx.igen.
2105 * tx.igen: New file, contains MADD and MADDU.
2106
2107 * interp.c (load_memory): When shifting bytes, use LOADDRMASK not
2108 the hardwired constant `7'.
2109 (store_memory): Ditto.
2110 (LOADDRMASK): Move definition to sim-main.h.
2111
2112 mips.igen (MTC0): Enable for r3900.
2113 (ADDU): Add trace.
2114
2115 mips.igen (do_load_byte): Delete.
2116 (do_load, do_store, do_load_left, do_load_write, do_store_left,
2117 do_store_right): New functions.
2118 (SW*, LW*, SD*, LD*, SH, LH, SB, LB): Use.
2119
2120 configure.in: Let the tx39 use igen again.
2121 configure: Update.
72f4393d 2122
c906108c
SS
2123Thu Apr 2 10:59:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
2124
2125 * interp.c (sim_monitor): get_mem_info returns a 4 byte quantity,
2126 not an address sized quantity. Return zero for cache sizes.
2127
2128Wed Apr 1 23:47:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
2129
2130 * mips.igen (r3900): r3900 does not support 64 bit integer
2131 operations.
2132
2133Mon Mar 30 14:46:05 1998 Gavin Koch <gavin@cygnus.com>
2134
2135 * configure.in (mipstx39*-*-*): Use gencode simulator rather
2136 than igen one.
2137 * configure : Rebuild.
72f4393d 2138
c906108c
SS
2139Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
2140
2141 * configure: Regenerated to track ../common/aclocal.m4 changes.
2142
2143Fri Mar 27 15:01:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
2144
2145 * interp.c (mips_option_handler): Iterate over MAX_NR_PROCESSORS.
2146
2147Wed Mar 25 16:44:27 1998 Ian Carmichael <iancarm@cygnus.com>
2148
2149 * configure: Regenerated to track ../common/aclocal.m4 changes.
2150 * config.in: Regenerated to track ../common/aclocal.m4 changes.
2151
2152Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
2153
2154 * configure: Regenerated to track ../common/aclocal.m4 changes.
2155
2156Wed Mar 25 10:05:46 1998 Andrew Cagney <cagney@b1.cygnus.com>
2157
2158 * interp.c (Max, Min): Comment out functions. Not yet used.
2159
2160Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
2161
2162 * configure: Regenerated to track ../common/aclocal.m4 changes.
2163
2164Tue Mar 17 19:05:20 1998 Frank Ch. Eigler <fche@cygnus.com>
2165
2166 * Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
2167 configurable settings for stand-alone simulator.
72f4393d 2168
c906108c 2169 * configure.in: Added X11 search, just in case.
72f4393d 2170
c906108c
SS
2171 * configure: Regenerated.
2172
2173Wed Mar 11 14:09:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
2174
2175 * interp.c (sim_write, sim_read, load_memory, store_memory):
2176 Replace sim_core_*_map with read_map, write_map, exec_map resp.
2177
2178Tue Mar 3 13:58:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
2179
2180 * sim-main.h (GETFCC): Return an unsigned value.
2181
2182Tue Mar 3 13:21:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
2183
2184 * mips.igen (DIV): Fix check for -1 / MIN_INT.
2185 (DADD): Result destination is RD not RT.
2186
2187Fri Feb 27 13:49:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
2188
2189 * sim-main.h (HIACCESS, LOACCESS): Always define.
2190
2191 * mdmx.igen (Maxi, Mini): Rename Max, Min.
2192
2193 * interp.c (sim_info): Delete.
2194
2195Fri Feb 27 18:41:01 1998 Doug Evans <devans@canuck.cygnus.com>
2196
2197 * interp.c (DECLARE_OPTION_HANDLER): Use it.
2198 (mips_option_handler): New argument `cpu'.
2199 (sim_open): Update call to sim_add_option_table.
2200
2201Wed Feb 25 18:56:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
2202
2203 * mips.igen (CxC1): Add tracing.
2204
2205Fri Feb 20 17:43:21 1998 Andrew Cagney <cagney@b1.cygnus.com>
2206
2207 * sim-main.h (Max, Min): Declare.
2208
2209 * interp.c (Max, Min): New functions.
2210
2211 * mips.igen (BC1): Add tracing.
72f4393d 2212
c906108c 2213Thu Feb 19 14:50:00 1998 John Metzler <jmetzler@cygnus.com>
72f4393d 2214
c906108c 2215 * interp.c Added memory map for stack in vr4100
72f4393d 2216
c906108c
SS
2217Thu Feb 19 10:21:21 1998 Gavin Koch <gavin@cygnus.com>
2218
2219 * interp.c (load_memory): Add missing "break"'s.
2220
2221Tue Feb 17 12:45:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
2222
2223 * interp.c (sim_store_register, sim_fetch_register): Pass in
2224 length parameter. Return -1.
2225
2226Tue Feb 10 11:57:40 1998 Ian Carmichael <iancarm@cygnus.com>
2227
2228 * interp.c: Added hardware init hook, fixed warnings.
2229
2230Sat Feb 7 17:16:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
2231
2232 * Makefile.in (itable.h itable.c): Depend on SIM_@sim_gen@_ALL.
2233
2234Tue Feb 3 11:36:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
2235
2236 * interp.c (ifetch16): New function.
2237
2238 * sim-main.h (IMEM32): Rename IMEM.
2239 (IMEM16_IMMED): Define.
2240 (IMEM16): Define.
2241 (DELAY_SLOT): Update.
72f4393d 2242
c906108c 2243 * m16run.c (sim_engine_run): New file.
72f4393d 2244
c906108c
SS
2245 * m16.igen: All instructions except LB.
2246 (LB): Call do_load_byte.
2247 * mips.igen (do_load_byte): New function.
2248 (LB): Call do_load_byte.
2249
2250 * mips.igen: Move spec for insn bit size and high bit from here.
2251 * Makefile.in (tmp-igen, tmp-m16): To here.
2252
2253 * m16.dc: New file, decode mips16 instructions.
2254
2255 * Makefile.in (SIM_NO_ALL): Define.
2256 (tmp-m16): Generate both 16 bit and 32 bit simulator engines.
2257
2258Tue Feb 3 11:28:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
2259
2260 * configure.in (mips_fpu_bitsize): For tx39, restrict floating
2261 point unit to 32 bit registers.
2262 * configure: Re-generate.
2263
2264Sun Feb 1 15:47:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
2265
2266 * configure.in (sim_use_gen): Make IGEN the default simulator
2267 generator for generic 32 and 64 bit mips targets.
2268 * configure: Re-generate.
2269
2270Sun Feb 1 16:52:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
2271
2272 * sim-main.h (SizeFGR): Determine from floating-point and not gpr
2273 bitsize.
2274
2275 * interp.c (sim_fetch_register, sim_store_register): Read/write
2276 FGR from correct location.
2277 (sim_open): Set size of FGR's according to
2278 WITH_TARGET_FLOATING_POINT_BITSIZE.
72f4393d 2279
c906108c
SS
2280 * sim-main.h (FGR): Store floating point registers in a separate
2281 array.
2282
2283Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
2284
2285 * configure: Regenerated to track ../common/aclocal.m4 changes.
2286
2287Tue Feb 3 00:10:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
2288
2289 * interp.c (ColdReset): Call PENDING_INVALIDATE.
2290
2291 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Call PENDING_TICK.
2292
2293 * interp.c (pending_tick): New function. Deliver pending writes.
2294
2295 * sim-main.h (PENDING_FILL, PENDING_TICK, PENDING_SCHED,
2296 PENDING_BIT, PENDING_INVALIDATE): Re-write pipeline code so that
2297 it can handle mixed sized quantites and single bits.
72f4393d 2298
c906108c
SS
2299Mon Feb 2 17:43:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
2300
2301 * interp.c (oengine.h): Do not include when building with IGEN.
2302 (sim_open): Replace GPRLEN by WITH_TARGET_WORD_BITSIZE.
2303 (sim_info): Ditto for PROCESSOR_64BIT.
2304 (sim_monitor): Replace ut_reg with unsigned_word.
2305 (*): Ditto for t_reg.
2306 (LOADDRMASK): Define.
2307 (sim_open): Remove defunct check that host FP is IEEE compliant,
2308 using software to emulate floating point.
2309 (value_fpr, ...): Always compile, was conditional on HASFPU.
2310
2311Sun Feb 1 11:15:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
2312
2313 * sim-main.h (sim_state): Make the cpu array MAX_NR_PROCESSORS in
2314 size.
2315
2316 * interp.c (SD, CPU): Define.
2317 (mips_option_handler): Set flags in each CPU.
2318 (interrupt_event): Assume CPU 0 is the one being iterrupted.
2319 (sim_close): Do not clear STATE, deleted anyway.
2320 (sim_write, sim_read): Assume CPU zero's vm should be used for
2321 data transfers.
2322 (sim_create_inferior): Set the PC for all processors.
2323 (sim_monitor, store_word, load_word, mips16_entry): Add cpu
2324 argument.
2325 (mips16_entry): Pass correct nr of args to store_word, load_word.
2326 (ColdReset): Cold reset all cpu's.
2327 (signal_exception): Pass cpu to sim_monitor & mips16_entry.
2328 (sim_monitor, load_memory, store_memory, signal_exception): Use
2329 `CPU' instead of STATE_CPU.
2330
2331
2332 * sim-main.h: Replace uses of STATE_CPU with CPU. Replace sd with
2333 SD or CPU_.
72f4393d 2334
c906108c
SS
2335 * sim-main.h (signal_exception): Add sim_cpu arg.
2336 (SignalException*): Pass both SD and CPU to signal_exception.
2337 * interp.c (signal_exception): Update.
72f4393d 2338
c906108c
SS
2339 * sim-main.h (value_fpr, store_fpr, dotrace, ifetch32), interp.c:
2340 Ditto
2341 (sync_operation, prefetch, cache_op, store_memory, load_memory,
2342 address_translation): Ditto
2343 (decode_coproc, cop_lw, cop_ld, cop_sw, cop_sd): Ditto.
72f4393d 2344
c906108c
SS
2345Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
2346
2347 * configure: Regenerated to track ../common/aclocal.m4 changes.
2348
2349Sat Jan 31 14:49:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
2350
2351 * interp.c (sim_engine_run): Add `nr_cpus' argument.
2352
72f4393d 2353 * mips.igen (model): Map processor names onto BFD name.
c906108c
SS
2354
2355 * sim-main.h (CPU_CIA): Delete.
2356 (SET_CIA, GET_CIA): Define
2357
2358Wed Jan 21 16:16:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
2359
2360 * sim-main.h (GPR_SET): Define, used by igen when zeroing a
2361 regiser.
2362
2363 * configure.in (default_endian): Configure a big-endian simulator
2364 by default.
2365 * configure: Re-generate.
72f4393d 2366
c906108c
SS
2367Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
2368
2369 * configure: Regenerated to track ../common/aclocal.m4 changes.
2370
2371Mon Jan 5 20:38:54 1998 Mark Alexander <marka@cygnus.com>
2372
2373 * interp.c (sim_monitor): Handle Densan monitor outbyte
2374 and inbyte functions.
2375
23761997-12-29 Felix Lee <flee@cygnus.com>
2377
2378 * interp.c (sim_engine_run): msvc cpp barfs on #if (a==b!=c).
2379
2380Wed Dec 17 14:48:20 1997 Jeffrey A Law (law@cygnus.com)
2381
2382 * Makefile.in (tmp-igen): Arrange for $zero to always be
2383 reset to zero after every instruction.
2384
2385Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2386
2387 * configure: Regenerated to track ../common/aclocal.m4 changes.
2388 * config.in: Ditto.
2389
2390Wed Dec 10 17:10:45 1997 Jeffrey A Law (law@cygnus.com)
2391
2392 * mips.igen (MSUB): Fix to work like MADD.
2393 * gencode.c (MSUB): Similarly.
2394
2395Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
2396
2397 * configure: Regenerated to track ../common/aclocal.m4 changes.
2398
2399Wed Nov 26 11:00:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2400
2401 * mips.igen (LWC1): Correct assembler - lwc1 not swc1.
2402
2403Sun Nov 23 01:45:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2404
2405 * sim-main.h (sim-fpu.h): Include.
2406
2407 * interp.c (convert, SquareRoot, Recip, Divide, Multiply, Sub,
2408 Add, Negate, AbsoluteValue, Equal, Less, Infinity, NaN): Rewrite
2409 using host independant sim_fpu module.
2410
2411Thu Nov 20 19:56:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2412
2413 * interp.c (signal_exception): Report internal errors with SIGABRT
2414 not SIGQUIT.
2415
2416 * sim-main.h (C0_CONFIG): New register.
2417 (signal.h): No longer include.
2418
2419 * interp.c (decode_coproc): Allow access C0_CONFIG to register.
2420
2421Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
2422
2423 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
2424
2425Fri Nov 14 11:56:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2426
2427 * mips.igen: Tag vr5000 instructions.
2428 (ANDI): Was missing mipsIV model, fix assembler syntax.
2429 (do_c_cond_fmt): New function.
2430 (C.cond.fmt): Handle mips I-III which do not support CC field
2431 separatly.
2432 (bc1): Handle mips IV which do not have a delaed FCC separatly.
2433 (SDR): Mask paddr when BigEndianMem, not the converse as specified
2434 in IV3.2 spec.
2435 (DMULT, DMULTU): Force use of hosts 64bit multiplication. Handle
2436 vr5000 which saves LO in a GPR separatly.
72f4393d 2437
c906108c
SS
2438 * configure.in (enable-sim-igen): For vr5000, select vr5000
2439 specific instructions.
2440 * configure: Re-generate.
72f4393d 2441
c906108c
SS
2442Wed Nov 12 14:42:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
2443
2444 * Makefile.in (SIM_OBJS): Add sim-fpu module.
2445
2446 * interp.c (store_fpr), sim-main.h: Add separate fmt_uninterpreted_32 and
2447 fmt_uninterpreted_64 bit cases to switch. Convert to
2448 fmt_formatted,
2449
2450 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Define,
2451
2452 * mips.igen (SWR): Mask paddr when BigEndianMem, not the converse
2453 as specified in IV3.2 spec.
2454 (MTC1, DMTC1): Call StoreFPR to store the GPR in the FPR.
2455
2456Tue Nov 11 12:38:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2457
2458 * mips.igen: Delay slot branches add OFFSET to NIA not CIA.
2459 (MFC0, MTC0, SWC1, LWC1, SDC1, LDC1): Implement.
2460 (MTC1, MFC1, DMTC1, DMFC1, CFC1, CTC1): Implement separate non
2461 PENDING_FILL versions of instructions. Simplify.
2462 (X): New function.
2463 (MULT, MULTU): Implement separate RD==0 and RD!=0 versions of
2464 instructions.
2465 (BEQZ, ..., SLT, SLTI, TLT, TLE, TLI, ...): Explicitly cast GPR to
2466 a signed value.
2467 (MTHI, MFHI): Disable code checking HI-LO.
72f4393d 2468
c906108c
SS
2469 * sim-main.h (dotrace,tracefh), interp.c: Make dotrace & tracefh
2470 global.
2471 (NULLIFY_NEXT_INSTRUCTION): Call dotrace.
2472
2473Thu Nov 6 16:36:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
2474
2475 * gencode.c (build_mips16_operands): Replace IPC with cia.
2476
2477 * interp.c (sim_monitor, signal_exception, cache_op, store_fpr,
2478 value_fpr, cop_ld, cop_lw, cop_sw, cop_sd, decode_coproc): Replace
2479 IPC to `cia'.
2480 (UndefinedResult): Replace function with macro/function
2481 combination.
2482 (sim_engine_run): Don't save PC in IPC.
2483
2484 * sim-main.h (IPC): Delete.
2485
2486
2487 * interp.c (signal_exception, store_word, load_word,
2488 address_translation, load_memory, store_memory, cache_op,
2489 prefetch, sync_operation, ifetch, value_fpr, store_fpr, convert,
2490 cop_lw, cop_ld, cop_sw, cop_sd, decode_coproc, sim_monitor): Add
2491 current instruction address - cia - argument.
2492 (sim_read, sim_write): Call address_translation directly.
2493 (sim_engine_run): Rename variable vaddr to cia.
2494 (signal_exception): Pass cia to sim_monitor
72f4393d 2495
c906108c
SS
2496 * sim-main.h (SignalException, LoadWord, StoreWord, CacheOp,
2497 Prefetch, SyncOperation, ValueFPR, StoreFPR, Convert, COP_LW,
2498 COP_LD, COP_SW, COP_SD, DecodeCoproc): Update.
2499
2500 * sim-main.h (SignalExceptionSimulatorFault): Delete definition.
2501 * interp.c (sim_open): Replace SignalExceptionSimulatorFault with
2502 SIM_ASSERT.
72f4393d 2503
c906108c
SS
2504 * interp.c (signal_exception): Pass restart address to
2505 sim_engine_restart.
2506
2507 * Makefile.in (semantics.o, engine.o, support.o, itable.o,
2508 idecode.o): Add dependency.
2509
2510 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESUME_HOOK):
2511 Delete definitions
2512 (DELAY_SLOT): Update NIA not PC with branch address.
2513 (NULLIFY_NEXT_INSTRUCTION): Set NIA to instruction after next.
2514
2515 * mips.igen: Use CIA not PC in branch calculations.
2516 (illegal): Call SignalException.
2517 (BEQ, ADDIU): Fix assembler.
2518
2519Wed Nov 5 12:19:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2520
2521 * m16.igen (JALX): Was missing.
2522
2523 * configure.in (enable-sim-igen): New configuration option.
2524 * configure: Re-generate.
72f4393d 2525
c906108c
SS
2526 * sim-main.h (MAX_INSNS, INSN_NAME): Define.
2527
2528 * interp.c (load_memory, store_memory): Delete parameter RAW.
2529 (sim_read, sim_write): Use sim_core_{read,write}_buffer directly
2530 bypassing {load,store}_memory.
2531
2532 * sim-main.h (ByteSwapMem): Delete definition.
2533
2534 * Makefile.in (SIM_OBJS): Add sim-memopt module.
2535
2536 * interp.c (sim_do_command, sim_commands): Delete mips specific
2537 commands. Handled by module sim-options.
72f4393d 2538
c906108c
SS
2539 * sim-main.h (SIM_HAVE_FLATMEM): Undefine, use sim-core.o module.
2540 (WITH_MODULO_MEMORY): Define.
2541
2542 * interp.c (sim_info): Delete code printing memory size.
2543
2544 * interp.c (mips_size): Nee sim_size, delete function.
2545 (power2): Delete.
2546 (monitor, monitor_base, monitor_size): Delete global variables.
2547 (sim_open, sim_close): Delete code creating monitor and other
2548 memory regions. Use sim-memopts module, via sim_do_commandf, to
2549 manage memory regions.
2550 (load_memory, store_memory): Use sim-core for memory model.
72f4393d 2551
c906108c
SS
2552 * interp.c (address_translation): Delete all memory map code
2553 except line forcing 32 bit addresses.
2554
2555Wed Nov 5 11:21:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2556
2557 * sim-main.h (WITH_TRACE): Delete definition. Enables common
2558 trace options.
2559
2560 * interp.c (logfh, logfile): Delete globals.
2561 (sim_open, sim_close): Delete code opening & closing log file.
2562 (mips_option_handler): Delete -l and -n options.
2563 (OPTION mips_options): Ditto.
2564
2565 * interp.c (OPTION mips_options): Rename option trace to dinero.
2566 (mips_option_handler): Update.
2567
2568Wed Nov 5 09:35:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2569
2570 * interp.c (fetch_str): New function.
2571 (sim_monitor): Rewrite using sim_read & sim_write.
2572 (sim_open): Check magic number.
2573 (sim_open): Write monitor vectors into memory using sim_write.
2574 (MONITOR_BASE, MONITOR_SIZE, MEM_SIZE): Define.
2575 (sim_read, sim_write): Simplify - transfer data one byte at a
2576 time.
2577 (load_memory, store_memory): Clarify meaning of parameter RAW.
2578
2579 * sim-main.h (isHOST): Defete definition.
2580 (isTARGET): Mark as depreciated.
2581 (address_translation): Delete parameter HOST.
2582
2583 * interp.c (address_translation): Delete parameter HOST.
2584
2585Wed Oct 29 11:13:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2586
72f4393d 2587 * mips.igen:
c906108c
SS
2588
2589 * Makefile.in (IGEN_INCLUDE): Files included by mips.igen.
2590 (tmp-igen, tmp-m16): Depend on IGEN_INCLUDE.
2591
2592Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
2593
2594 * mips.igen: Add model filter field to records.
2595
2596Mon Oct 27 17:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2597
2598 * Makefile.in (SIM_NO_CFLAGS): Define. Define WITH_IGEN=0.
72f4393d 2599
c906108c
SS
2600 interp.c (sim_engine_run): Do not compile function sim_engine_run
2601 when WITH_IGEN == 1.
2602
2603 * configure.in (sim_igen_flags, sim_m16_flags): Set according to
2604 target architecture.
2605
2606 Makefile.in (tmp-igen, tmp-m16): Drop -F and -M options to
2607 igen. Replace with configuration variables sim_igen_flags /
2608 sim_m16_flags.
2609
2610 * m16.igen: New file. Copy mips16 insns here.
2611 * mips.igen: From here.
2612
2613Mon Oct 27 13:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2614
2615 * Makefile.in (SIM_NO_OBJ): Define, move SIM_M16_OBJ, SIM_IGEN_OBJ
2616 to top.
2617 (tmp-igen, tmp-m16): Pass -I srcdir to igen.
2618
2619Sat Oct 25 16:51:40 1997 Gavin Koch <gavin@cygnus.com>
2620
2621 * gencode.c (build_instruction): Follow sim_write's lead in using
2622 BigEndianMem instead of !ByteSwapMem.
2623
2624Fri Oct 24 17:41:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
2625
2626 * configure.in (sim_gen): Dependent on target, select type of
2627 generator. Always select old style generator.
2628
2629 configure: Re-generate.
2630
2631 Makefile.in (tmp-igen, tmp-m16, clean-m16, clean-igen): New
2632 targets.
2633 (SIM_M16_CFLAGS, SIM_M16_ALL, SIM_M16_OBJ, BUILT_SRC_FROM_M16,
2634 SIM_IGEN_CFLAGS, SIM_IGEN_ALL, SIM_IGEN_OBJ, BUILT_SRC_FROM_IGEN,
2635 IGEN_TRACE, IGEN_INSN, IGEN_DC): Define
2636 (SIM_EXTRA_CFLAGS, SIM_EXTRA_ALL, SIM_OBJS): Add member
2637 SIM_@sim_gen@_*, set by autoconf.
72f4393d 2638
c906108c
SS
2639Wed Oct 22 12:52:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2640
2641 * sim-main.h (NULLIFY_NEXT_INSTRUCTION, DELAY_SLOT): Define.
2642
2643 * interp.c (ColdReset): Remove #ifdef HASFPU, check
2644 CURRENT_FLOATING_POINT instead.
2645
2646 * interp.c (ifetch32): New function. Fetch 32 bit instruction.
2647 (address_translation): Raise exception InstructionFetch when
2648 translation fails and isINSTRUCTION.
72f4393d 2649
c906108c
SS
2650 * interp.c (sim_open, sim_write, sim_monitor, store_word,
2651 sim_engine_run): Change type of of vaddr and paddr to
2652 address_word.
2653 (address_translation, prefetch, load_memory, store_memory,
2654 cache_op): Change type of vAddr and pAddr to address_word.
2655
2656 * gencode.c (build_instruction): Change type of vaddr and paddr to
2657 address_word.
2658
2659Mon Oct 20 15:29:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
2660
2661 * sim-main.h (ALU64_END, ALU32_END): Use ALU*_OVERFLOW_RESULT
2662 macro to obtain result of ALU op.
2663
2664Tue Oct 21 17:39:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2665
2666 * interp.c (sim_info): Call profile_print.
2667
2668Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2669
2670 * Makefile.in (SIM_OBJS): Add sim-profile.o module.
2671
2672 * sim-main.h (WITH_PROFILE): Do not define, defined in
2673 common/sim-config.h. Use sim-profile module.
2674 (simPROFILE): Delete defintion.
2675
2676 * interp.c (PROFILE): Delete definition.
2677 (mips_option_handler): Delete 'p', 'y' and 'x' profile options.
2678 (sim_close): Delete code writing profile histogram.
2679 (mips_set_profile, mips_set_profile_size, writeout16, writeout32):
2680 Delete.
2681 (sim_engine_run): Delete code profiling the PC.
2682
2683Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2684
2685 * sim-main.h (SIGNEXTEND): Force type of result to unsigned_word.
2686
2687 * interp.c (sim_monitor): Make register pointers of type
2688 unsigned_word*.
2689
2690 * sim-main.h: Make registers of type unsigned_word not
2691 signed_word.
2692
2693Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2694
2695 * interp.c (sync_operation): Rename from SyncOperation, make
2696 global, add SD argument.
2697 (prefetch): Rename from Prefetch, make global, add SD argument.
2698 (decode_coproc): Make global.
2699
2700 * sim-main.h (SyncOperation, DecodeCoproc, Pefetch): Define.
2701
2702 * gencode.c (build_instruction): Generate DecodeCoproc not
2703 decode_coproc calls.
2704
2705 * interp.c (SETFCC, GETFCC, PREVCOC1): Move to sim-main.h
2706 (SizeFGR): Move to sim-main.h
2707 (simHALTEX, simHALTIN, simTRACE, simPROFILE, simDELAYSLOT,
2708 simSIGINT, simJALDELAYSLOT): Move to sim-main.h
2709 (FP_FLAGS, FP_ENABLE, FP_CAUSE, IR, UF, OF, DZ, IO, UO): Move to
2710 sim-main.h.
2711 (FP_FS, FP_MASK_RM, FP_SH_RM, FP_RM_NEAREST, FP_RM_TOPINF,
2712 FP_RM_TOMINF, GETRM): Move to sim-main.h.
2713 (Uncached, CachedNoncoherent, CachedCoherent, Cached,
2714 isINSTRUCTION, ..., AccessLength_BYTE, ...): Move to sim-main.h.
2715 (UserMode, BigEndianMem, ByteSwapMem, ReverseEndian,
2716 BigEndianCPU, status_KSU_mask, ...). Moved to sim-main.h
72f4393d 2717
c906108c
SS
2718 * sim-main.h (ALU32_END, ALU64_END): Define. When overflow raise
2719 exception.
2720 (sim-alu.h): Include.
2721 (NULLIFY_NIA, NULL_CIA, CPU_CIA): Define.
2722 (sim_cia): Typedef to instruction_address.
72f4393d 2723
c906108c
SS
2724Thu Oct 16 10:31:41 1997 Andrew Cagney <cagney@b1.cygnus.com>
2725
2726 * Makefile.in (interp.o): Rename generated file engine.c to
2727 oengine.c.
72f4393d 2728
c906108c 2729 * interp.c: Update.
72f4393d 2730
c906108c
SS
2731Thu Oct 16 10:31:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
2732
2733 * gencode.c (build_instruction): Use FPR_STATE not fpr_state.
72f4393d 2734
c906108c
SS
2735Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2736
2737 * gencode.c (build_instruction): For "FPSQRT", output correct
2738 number of arguments to Recip.
72f4393d 2739
c906108c
SS
2740Tue Oct 14 17:38:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
2741
2742 * Makefile.in (interp.o): Depends on sim-main.h
2743
2744 * interp.c (mips16_entry, ColdReset,dotrace): Add SD argument. Use GPR not registers.
2745
2746 * sim-main.h (sim_cpu): Add registers, register_widths, fpr_state,
2747 ipc, dspc, pending_*, hiaccess, loaccess, state, dsstate fields.
2748 (REGISTERS, REGISTER_WIDTHS, FPR_STATE, IPC, DSPC, PENDING_*,
2749 STATE, DSSTATE): Define
2750 (GPR, FGRIDX, ..): Define.
2751
2752 * interp.c (registers, register_widths, fpr_state, ipc, dspc,
2753 pending_*, hiaccess, loaccess, state, dsstate): Delete globals.
2754 (GPR, FGRIDX, ...): Delete macros.
72f4393d 2755
c906108c 2756 * interp.c: Update names to match defines from sim-main.h
72f4393d 2757
c906108c
SS
2758Tue Oct 14 15:11:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
2759
2760 * interp.c (sim_monitor): Add SD argument.
2761 (sim_warning): Delete. Replace calls with calls to
2762 sim_io_eprintf.
2763 (sim_error): Delete. Replace calls with sim_io_error.
2764 (open_trace, writeout32, writeout16, getnum): Add SD argument.
2765 (mips_set_profile): Rename from sim_set_profile. Add SD argument.
2766 (mips_set_profile_size): Rename from sim_set_profile_size. Add SD
2767 argument.
2768 (mips_size): Rename from sim_size. Add SD argument.
2769
2770 * interp.c (simulator): Delete global variable.
2771 (callback): Delete global variable.
2772 (mips_option_handler, sim_open, sim_write, sim_read,
2773 sim_store_register, sim_fetch_register, sim_info, sim_do_command,
2774 sim_size,sim_monitor): Use sim_io_* not callback->*.
2775 (sim_open): ZALLOC simulator struct.
2776 (PROFILE): Do not define.
2777
2778Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2779
2780 * interp.c (sim_open), support.h: Replace CHECKSIM macro found in
2781 support.h with corresponding code.
2782
2783 * sim-main.h (word64, uword64), support.h: Move definition to
2784 sim-main.h.
2785 (WORD64LO, WORD64HI, SET64LO, SET64HI, WORD64, UWORD64): Ditto.
2786
2787 * support.h: Delete
2788 * Makefile.in: Update dependencies
2789 * interp.c: Do not include.
72f4393d 2790
c906108c
SS
2791Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2792
2793 * interp.c (address_translation, load_memory, store_memory,
2794 cache_op): Rename to from AddressTranslation et.al., make global,
2795 add SD argument
72f4393d 2796
c906108c
SS
2797 * sim-main.h (AddressTranslation, LoadMemory, StoreMemory,
2798 CacheOp): Define.
72f4393d 2799
c906108c
SS
2800 * interp.c (SignalException): Rename to signal_exception, make
2801 global.
2802
2803 * interp.c (Interrupt, ...): Move definitions to sim-main.h.
72f4393d 2804
c906108c
SS
2805 * sim-main.h (SignalException, SignalExceptionInterrupt,
2806 SignalExceptionInstructionFetch, SignalExceptionAddressStore,
2807 SignalExceptionAddressLoad, SignalExceptionSimulatorFault,
2808 SignalExceptionIntegerOverflow, SignalExceptionCoProcessorUnusable):
2809 Define.
72f4393d 2810
c906108c 2811 * interp.c, support.h: Use.
72f4393d 2812
c906108c
SS
2813Tue Oct 14 13:19:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2814
2815 * interp.c (ValueFPR, StoreFPR), sim-main.h: Make global, rename
2816 to value_fpr / store_fpr. Add SD argument.
2817 (NaN, Infinity, Less, Equal, AbsoluteValue, Negate, Add, Sub,
2818 Multiply, Divide, Recip, SquareRoot, Convert): Make global.
2819
2820 * sim-main.h (ValueFPR, StoreFPR): Define.
72f4393d 2821
c906108c
SS
2822Tue Oct 14 13:06:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
2823
2824 * interp.c (sim_engine_run): Check consistency between configure
2825 WITH_TARGET_WORD_BITSIZE and WITH_FLOATING_POINT and gensim GPRLEN
2826 and HASFPU.
2827
2828 * configure.in (mips_bitsize): Configure WITH_TARGET_WORD_BITSIZE.
72f4393d 2829 (mips_fpu): Configure WITH_FLOATING_POINT.
c906108c
SS
2830 (mips_endian): Configure WITH_TARGET_ENDIAN.
2831 * configure: Update.
2832
2833Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2834
2835 * configure: Regenerated to track ../common/aclocal.m4 changes.
2836
2837Mon Sep 29 14:45:00 1997 Bob Manson <manson@charmed.cygnus.com>
2838
2839 * configure: Regenerated.
2840
2841Fri Sep 26 12:48:18 1997 Mark Alexander <marka@cygnus.com>
2842
2843 * interp.c: Allow Debug, DEPC, and EPC registers to be examined in GDB.
2844
2845Thu Sep 25 11:15:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2846
2847 * gencode.c (print_igen_insn_models): Assume certain architectures
2848 include all mips* instructions.
2849 (print_igen_insn_format): Use data_size==-1 as marker for MIPS16
2850 instruction.
2851
2852 * Makefile.in (tmp.igen): Add target. Generate igen input from
2853 gencode file.
2854
2855 * gencode.c (FEATURE_IGEN): Define.
2856 (main): Add --igen option. Generate output in igen format.
2857 (process_instructions): Format output according to igen option.
2858 (print_igen_insn_format): New function.
2859 (print_igen_insn_models): New function.
2860 (process_instructions): Only issue warnings and ignore
2861 instructions when no FEATURE_IGEN.
2862
2863Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2864
2865 * interp.c (COP_SD, COP_LD): Add UNUSED to pacify GCC for some
2866 MIPS targets.
2867
2868Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2869
2870 * configure: Regenerated to track ../common/aclocal.m4 changes.
2871
2872Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
2873
2874 * Makefile.in (SIM_ALIGNMENT, SIM_ENDIAN, SIM_HOSTENDIAN,
2875 SIM_RESERVED_BITS): Delete, moved to common.
2876 (SIM_EXTRA_CFLAGS): Update.
72f4393d 2877
c906108c
SS
2878Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2879
2880 * configure.in: Configure non-strict memory alignment.
2881 * configure: Regenerated to track ../common/aclocal.m4 changes.
2882
2883Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
2884
2885 * configure: Regenerated to track ../common/aclocal.m4 changes.
2886
2887Sat Sep 20 14:07:28 1997 Gavin Koch <gavin@cygnus.com>
2888
2889 * gencode.c (SDBBP,DERET): Added (3900) insns.
2890 (RFE): Turn on for 3900.
2891 * interp.c (DebugBreakPoint,DEPC,Debug,Debug_*): Added.
2892 (dsstate): Made global.
2893 (SUBTARGET_R3900): Added.
2894 (CANCELDELAYSLOT): New.
2895 (SignalException): Ignore SystemCall rather than ignore and
2896 terminate. Add DebugBreakPoint handling.
2897 (decode_coproc): New insns RFE, DERET; and new registers Debug
2898 and DEPC protected by SUBTARGET_R3900.
2899 (sim_engine_run): Use CANCELDELAYSLOT rather than clearing
2900 bits explicitly.
2901 * Makefile.in,configure.in: Add mips subtarget option.
72f4393d 2902 * configure: Update.
c906108c
SS
2903
2904Fri Sep 19 09:33:27 1997 Gavin Koch <gavin@cygnus.com>
2905
2906 * gencode.c: Add r3900 (tx39).
72f4393d 2907
c906108c
SS
2908
2909Tue Sep 16 15:52:04 1997 Gavin Koch <gavin@cygnus.com>
2910
2911 * gencode.c (build_instruction): Don't need to subtract 4 for
2912 JALR, just 2.
2913
2914Tue Sep 16 11:32:28 1997 Gavin Koch <gavin@cygnus.com>
2915
2916 * interp.c: Correct some HASFPU problems.
2917
2918Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
2919
2920 * configure: Regenerated to track ../common/aclocal.m4 changes.
2921
2922Fri Sep 12 12:01:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2923
2924 * interp.c (mips_options): Fix samples option short form, should
2925 be `x'.
2926
2927Thu Sep 11 09:35:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
2928
2929 * interp.c (sim_info): Enable info code. Was just returning.
2930
2931Tue Sep 9 17:30:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2932
2933 * interp.c (decode_coproc): Clarify warning about unsuported MTC0,
2934 MFC0.
2935
2936Tue Sep 9 16:28:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
2937
2938 * gencode.c (build_instruction): Use SIGNED64 for 64 bit
2939 constants.
2940 (build_instruction): Ditto for LL.
2941
2942Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
2943
2944 * configure: Regenerated to track ../common/aclocal.m4 changes.
2945
2946Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2947
2948 * configure: Regenerated to track ../common/aclocal.m4 changes.
2949 * config.in: Ditto.
2950
2951Wed Aug 27 14:12:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
2952
2953 * interp.c (sim_open): Add call to sim_analyze_program, update
2954 call to sim_config.
2955
2956Tue Aug 26 10:40:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
2957
2958 * interp.c (sim_kill): Delete.
2959 (sim_create_inferior): Add ABFD argument. Set PC from same.
2960 (sim_load): Move code initializing trap handlers from here.
2961 (sim_open): To here.
2962 (sim_load): Delete, use sim-hload.c.
2963
2964 * Makefile.in (SIM_OBJS): Add sim-hload.o module.
2965
2966Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2967
2968 * configure: Regenerated to track ../common/aclocal.m4 changes.
2969 * config.in: Ditto.
2970
2971Mon Aug 25 15:59:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2972
2973 * interp.c (sim_open): Add ABFD argument.
2974 (sim_load): Move call to sim_config from here.
2975 (sim_open): To here. Check return status.
2976
2977Fri Jul 25 15:00:45 1997 Gavin Koch <gavin@cygnus.com>
72f4393d 2978
c906108c
SS
2979 * gencode.c (build_instruction): Two arg MADD should
2980 not assign result to $0.
72f4393d 2981
c906108c
SS
2982Thu Jun 26 12:13:17 1997 Angela Marie Thomas (angela@cygnus.com)
2983
2984 * sim/mips/configure: Change default_sim_endian to 0 (bi-endian)
2985 * sim/mips/configure.in: Regenerate.
2986
2987Wed Jul 9 10:29:21 1997 Andrew Cagney <cagney@critters.cygnus.com>
2988
2989 * interp.c (SUB_REG_UW, SUB_REG_SW, SUB_REG_*): Use more explicit
2990 signed8, unsigned8 et.al. types.
2991
2992 * interp.c (SUB_REG_FETCH): Handle both little and big endian
2993 hosts when selecting subreg.
2994
2995Wed Jul 2 11:54:10 1997 Jeffrey A Law (law@cygnus.com)
2996
2997 * interp.c (sim_engine_run): Reset the ZERO register to zero
2998 regardless of FEATURE_WARN_ZERO.
2999 * gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
3000
3001Wed Jun 4 10:43:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
3002
3003 * interp.c (decode_coproc): Implement MTC0 N, CAUSE.
3004 (SignalException): For BreakPoints ignore any mode bits and just
3005 save the PC.
3006 (SignalException): Always set the CAUSE register.
3007
3008Tue Jun 3 05:00:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
3009
3010 * interp.c (SignalException): Clear the simDELAYSLOT flag when an
3011 exception has been taken.
3012
3013 * interp.c: Implement the ERET and mt/f sr instructions.
3014
3015Sat May 31 00:44:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
3016
3017 * interp.c (SignalException): Don't bother restarting an
3018 interrupt.
3019
3020Fri May 30 23:41:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
3021
3022 * interp.c (SignalException): Really take an interrupt.
3023 (interrupt_event): Only deliver interrupts when enabled.
3024
3025Tue May 27 20:08:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
3026
3027 * interp.c (sim_info): Only print info when verbose.
3028 (sim_info) Use sim_io_printf for output.
72f4393d 3029
c906108c
SS
3030Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
3031
3032 * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
3033 mips architectures.
3034
3035Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
3036
3037 * interp.c (sim_do_command): Check for common commands if a
3038 simulator specific command fails.
3039
3040Thu May 22 09:32:03 1997 Gavin Koch <gavin@cygnus.com>
3041
3042 * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
3043 and simBE when DEBUG is defined.
3044
3045Wed May 21 09:08:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
3046
3047 * interp.c (interrupt_event): New function. Pass exception event
3048 onto exception handler.
3049
3050 * configure.in: Check for stdlib.h.
3051 * configure: Regenerate.
3052
3053 * gencode.c (build_instruction): Add UNUSED attribute to tempS
3054 variable declaration.
3055 (build_instruction): Initialize memval1.
3056 (build_instruction): Add UNUSED attribute to byte, bigend,
3057 reverse.
3058 (build_operands): Ditto.
3059
3060 * interp.c: Fix GCC warnings.
3061 (sim_get_quit_code): Delete.
3062
3063 * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
3064 * Makefile.in: Ditto.
3065 * configure: Re-generate.
72f4393d 3066
c906108c
SS
3067 * Makefile.in (SIM_OBJS): Add sim-watch.o module.
3068
3069Tue May 20 15:08:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
3070
3071 * interp.c (mips_option_handler): New function parse argumes using
3072 sim-options.
3073 (myname): Replace with STATE_MY_NAME.
3074 (sim_open): Delete check for host endianness - performed by
3075 sim_config.
3076 (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
3077 (sim_open): Move much of the initialization from here.
3078 (sim_load): To here. After the image has been loaded and
3079 endianness set.
3080 (sim_open): Move ColdReset from here.
3081 (sim_create_inferior): To here.
3082 (sim_open): Make FP check less dependant on host endianness.
3083
3084 * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
3085 run.
3086 * interp.c (sim_set_callbacks): Delete.
3087
3088 * interp.c (membank, membank_base, membank_size): Replace with
3089 STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
3090 (sim_open): Remove call to callback->init. gdb/run do this.
3091
3092 * interp.c: Update
3093
3094 * sim-main.h (SIM_HAVE_FLATMEM): Define.
3095
3096 * interp.c (big_endian_p): Delete, replaced by
3097 current_target_byte_order.
3098
3099Tue May 20 13:55:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
3100
3101 * interp.c (host_read_long, host_read_word, host_swap_word,
3102 host_swap_long): Delete. Using common sim-endian.
3103 (sim_fetch_register, sim_store_register): Use H2T.
3104 (pipeline_ticks): Delete. Handled by sim-events.
3105 (sim_info): Update.
3106 (sim_engine_run): Update.
3107
3108Tue May 20 13:42:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
3109
3110 * interp.c (sim_stop_reason): Move code determining simEXCEPTION
3111 reason from here.
3112 (SignalException): To here. Signal using sim_engine_halt.
3113 (sim_stop_reason): Delete, moved to common.
72f4393d 3114
c906108c
SS
3115Tue May 20 10:19:48 1997 Andrew Cagney <cagney@b2.cygnus.com>
3116
3117 * interp.c (sim_open): Add callback argument.
3118 (sim_set_callbacks): Delete SIM_DESC argument.
3119 (sim_size): Ditto.
3120
3121Mon May 19 18:20:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
3122
3123 * Makefile.in (SIM_OBJS): Add common modules.
3124
3125 * interp.c (sim_set_callbacks): Also set SD callback.
3126 (set_endianness, xfer_*, swap_*): Delete.
3127 (host_read_word, host_read_long, host_swap_word, host_swap_long):
3128 Change to functions using sim-endian macros.
3129 (control_c, sim_stop): Delete, use common version.
3130 (simulate): Convert into.
3131 (sim_engine_run): This function.
3132 (sim_resume): Delete.
72f4393d 3133
c906108c
SS
3134 * interp.c (simulation): New variable - the simulator object.
3135 (sim_kind): Delete global - merged into simulation.
3136 (sim_load): Cleanup. Move PC assignment from here.
3137 (sim_create_inferior): To here.
3138
3139 * sim-main.h: New file.
3140 * interp.c (sim-main.h): Include.
72f4393d 3141
c906108c
SS
3142Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
3143
3144 * configure: Regenerated to track ../common/aclocal.m4 changes.
3145
3146Wed Apr 23 17:32:19 1997 Doug Evans <dje@canuck.cygnus.com>
3147
3148 * tconfig.in (SIM_HAVE_BIENDIAN): Define.
3149
3150Mon Apr 21 17:16:13 1997 Gavin Koch <gavin@cygnus.com>
3151
72f4393d
L
3152 * gencode.c (build_instruction): DIV instructions: check
3153 for division by zero and integer overflow before using
c906108c
SS
3154 host's division operation.
3155
3156Thu Apr 17 03:18:14 1997 Doug Evans <dje@canuck.cygnus.com>
3157
3158 * Makefile.in (SIM_OBJS): Add sim-load.o.
3159 * interp.c: #include bfd.h.
3160 (target_byte_order): Delete.
3161 (sim_kind, myname, big_endian_p): New static locals.
3162 (sim_open): Set sim_kind, myname. Move call to set_endianness to
3163 after argument parsing. Recognize -E arg, set endianness accordingly.
3164 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
3165 load file into simulator. Set PC from bfd.
3166 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
3167 (set_endianness): Use big_endian_p instead of target_byte_order.
3168
3169Wed Apr 16 17:55:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
3170
3171 * interp.c (sim_size): Delete prototype - conflicts with
3172 definition in remote-sim.h. Correct definition.
3173
3174Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3175
3176 * configure: Regenerated to track ../common/aclocal.m4 changes.
3177 * config.in: Ditto.
3178
3179Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
3180
3181 * interp.c (sim_open): New arg `kind'.
3182
3183 * configure: Regenerated to track ../common/aclocal.m4 changes.
3184
3185Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3186
3187 * configure: Regenerated to track ../common/aclocal.m4 changes.
3188
3189Tue Mar 25 11:38:22 1997 Doug Evans <dje@canuck.cygnus.com>
3190
3191 * interp.c (sim_open): Set optind to 0 before calling getopt.
3192
3193Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3194
3195 * configure: Regenerated to track ../common/aclocal.m4 changes.
3196
3197Mon Mar 17 10:52:59 1997 Gavin Koch <gavin@cetus.cygnus.com>
3198
3199 * interp.c : Replace uses of pr_addr with pr_uword64
3200 where the bit length is always 64 independent of SIM_ADDR.
3201 (pr_uword64) : added.
3202
3203Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3204
3205 * configure: Re-generate.
3206
3207Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
3208
3209 * configure: Regenerate to track ../common/aclocal.m4 changes.
3210
3211Thu Mar 13 12:51:36 1997 Doug Evans <dje@canuck.cygnus.com>
3212
3213 * interp.c (sim_open): New SIM_DESC result. Argument is now
3214 in argv form.
3215 (other sim_*): New SIM_DESC argument.
3216
3217Mon Feb 24 22:47:14 1997 Dawn Perchik <dawn@cygnus.com>
3218
3219 * interp.c: Fix printing of addresses for non-64-bit targets.
3220 (pr_addr): Add function to print address based on size.
3221
3222Wed Feb 19 14:42:09 1997 Mark Alexander <marka@cygnus.com>
3223
3224 * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
3225
3226Thu Feb 13 14:08:30 1997 Ian Lance Taylor <ian@cygnus.com>
3227
3228 * gencode.c (build_mips16_operands): Correct computation of base
3229 address for extended PC relative instruction.
3230
3231Thu Feb 6 17:16:15 1997 Ian Lance Taylor <ian@cygnus.com>
3232
3233 * interp.c (mips16_entry): Add support for floating point cases.
3234 (SignalException): Pass floating point cases to mips16_entry.
3235 (ValueFPR): Don't restrict fmt_single and fmt_word to even
3236 registers.
3237 (StoreFPR): Likewise. Also, don't clobber fpr + 1 for fmt_single
3238 or fmt_word.
3239 (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
3240 and then set the state to fmt_uninterpreted.
3241 (COP_SW): Temporarily set the state to fmt_word while calling
3242 ValueFPR.
3243
3244Tue Feb 4 16:48:25 1997 Ian Lance Taylor <ian@cygnus.com>
3245
3246 * gencode.c (build_instruction): The high order may be set in the
3247 comparison flags at any ISA level, not just ISA 4.
3248
3249Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
3250
3251 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
3252 COMMON_{PRE,POST}_CONFIG_FRAG instead.
3253 * configure.in: sinclude ../common/aclocal.m4.
3254 * configure: Regenerated.
3255
3256Fri Jan 31 11:11:45 1997 Ian Lance Taylor <ian@cygnus.com>
3257
3258 * configure: Rebuild after change to aclocal.m4.
3259
3260Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
3261
3262 * configure configure.in Makefile.in: Update to new configure
3263 scheme which is more compatible with WinGDB builds.
3264 * configure.in: Improve comment on how to run autoconf.
3265 * configure: Re-run autoconf to get new ../common/aclocal.m4.
3266 * Makefile.in: Use autoconf substitution to install common
3267 makefile fragment.
3268
3269Wed Jan 8 12:39:03 1997 Jim Wilson <wilson@cygnus.com>
3270
3271 * gencode.c (build_instruction): Use BigEndianCPU instead of
3272 ByteSwapMem.
3273
3274Thu Jan 02 22:23:04 1997 Mark Alexander <marka@cygnus.com>
3275
3276 * interp.c (sim_monitor): Make output to stdout visible in
3277 wingdb's I/O log window.
3278
3279Tue Dec 31 07:04:00 1996 Mark Alexander <marka@cygnus.com>
3280
3281 * support.h: Undo previous change to SIGTRAP
3282 and SIGQUIT values.
3283
3284Mon Dec 30 17:36:06 1996 Ian Lance Taylor <ian@cygnus.com>
3285
3286 * interp.c (store_word, load_word): New static functions.
3287 (mips16_entry): New static function.
3288 (SignalException): Look for mips16 entry and exit instructions.
3289 (simulate): Use the correct index when setting fpr_state after
3290 doing a pending move.
3291
3292Sun Dec 29 09:37:18 1996 Mark Alexander <marka@cygnus.com>
3293
3294 * interp.c: Fix byte-swapping code throughout to work on
3295 both little- and big-endian hosts.
3296
3297Sun Dec 29 09:18:32 1996 Mark Alexander <marka@cygnus.com>
3298
3299 * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
3300 with gdb/config/i386/xm-windows.h.
3301
3302Fri Dec 27 22:48:51 1996 Mark Alexander <marka@cygnus.com>
3303
3304 * gencode.c (build_instruction): Work around MSVC++ code gen bug
3305 that messes up arithmetic shifts.
3306
3307Fri Dec 20 11:04:05 1996 Stu Grossman (grossman@critters.cygnus.com)
3308
3309 * support.h: Use _WIN32 instead of __WIN32__. Also add defs for
3310 SIGTRAP and SIGQUIT for _WIN32.
3311
3312Thu Dec 19 14:07:27 1996 Ian Lance Taylor <ian@cygnus.com>
3313
3314 * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
3315 force a 64 bit multiplication.
3316 (build_instruction) [OR]: In mips16 mode, don't do anything if the
3317 destination register is 0, since that is the default mips16 nop
3318 instruction.
3319
3320Mon Dec 16 14:59:38 1996 Ian Lance Taylor <ian@cygnus.com>
3321
3322 * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
3323 (build_endian_shift): Don't check proc64.
3324 (build_instruction): Always set memval to uword64. Cast op2 to
3325 uword64 when shifting it left in memory instructions. Always use
3326 the same code for stores--don't special case proc64.
3327
3328 * gencode.c (build_mips16_operands): Fix base PC value for PC
3329 relative operands.
3330 (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
3331 jal instruction.
3332 * interp.c (simJALDELAYSLOT): Define.
3333 (JALDELAYSLOT): Define.
3334 (INDELAYSLOT, INJALDELAYSLOT): Define.
3335 (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
3336
3337Tue Dec 24 22:11:20 1996 Angela Marie Thomas (angela@cygnus.com)
3338
3339 * interp.c (sim_open): add flush_cache as a PMON routine
3340 (sim_monitor): handle flush_cache by ignoring it
3341
3342Wed Dec 11 13:53:51 1996 Jim Wilson <wilson@cygnus.com>
3343
3344 * gencode.c (build_instruction): Use !ByteSwapMem instead of
3345 BigEndianMem.
3346 * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
3347 (BigEndianMem): Rename to ByteSwapMem and change sense.
3348 (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
3349 BigEndianMem references to !ByteSwapMem.
3350 (set_endianness): New function, with prototype.
3351 (sim_open): Call set_endianness.
3352 (sim_info): Use simBE instead of BigEndianMem.
3353 (xfer_direct_word, xfer_direct_long, swap_direct_word,
3354 swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
3355 xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
3356 ifdefs, keeping the prototype declaration.
3357 (swap_word): Rewrite correctly.
3358 (ColdReset): Delete references to CONFIG. Delete endianness related
3359 code; moved to set_endianness.
72f4393d 3360
c906108c
SS
3361Tue Dec 10 11:32:04 1996 Jim Wilson <wilson@cygnus.com>
3362
3363 * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
3364 * interp.c (CHECKHILO): Define away.
3365 (simSIGINT): New macro.
3366 (membank_size): Increase from 1MB to 2MB.
3367 (control_c): New function.
3368 (sim_resume): Rename parameter signal to signal_number. Add local
3369 variable prev. Call signal before and after simulate.
3370 (sim_stop_reason): Add simSIGINT support.
3371 (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
3372 functions always.
3373 (sim_warning): Delete call to SignalException. Do call printf_filtered
3374 if logfh is NULL.
3375 (AddressTranslation): Add #ifdef DEBUG around debugging message and
3376 a call to sim_warning.
3377
3378Wed Nov 27 11:53:50 1996 Ian Lance Taylor <ian@cygnus.com>
3379
3380 * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
3381 16 bit instructions.
3382
3383Tue Nov 26 11:53:12 1996 Ian Lance Taylor <ian@cygnus.com>
3384
3385 Add support for mips16 (16 bit MIPS implementation):
3386 * gencode.c (inst_type): Add mips16 instruction encoding types.
3387 (GETDATASIZEINSN): Define.
3388 (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv. Add
3389 jalx. Add LEFT flag to mfhi and mflo. Add RIGHT flag to mthi and
3390 mtlo.
3391 (MIPS16_DECODE): New table, for mips16 instructions.
3392 (bitmap_val): New static function.
3393 (struct mips16_op): Define.
3394 (mips16_op_table): New table, for mips16 operands.
3395 (build_mips16_operands): New static function.
3396 (process_instructions): If PC is odd, decode a mips16
3397 instruction. Break out instruction handling into new
3398 build_instruction function.
3399 (build_instruction): New static function, broken out of
3400 process_instructions. Check modifiers rather than flags for SHIFT
3401 bit count and m[ft]{hi,lo} direction.
3402 (usage): Pass program name to fprintf.
3403 (main): Remove unused variable this_option_optind. Change
3404 ``*loptarg++'' to ``loptarg++''.
3405 (my_strtoul): Parenthesize && within ||.
3406 * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
3407 (simulate): If PC is odd, fetch a 16 bit instruction, and
3408 increment PC by 2 rather than 4.
3409 * configure.in: Add case for mips16*-*-*.
3410 * configure: Rebuild.
3411
3412Fri Nov 22 08:49:36 1996 Mark Alexander <marka@cygnus.com>
3413
3414 * interp.c: Allow -t to enable tracing in standalone simulator.
3415 Fix garbage output in trace file and error messages.
3416
3417Wed Nov 20 01:54:37 1996 Doug Evans <dje@canuck.cygnus.com>
3418
3419 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
3420 (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
3421 * configure.in: Simplify using macros in ../common/aclocal.m4.
3422 * configure: Regenerated.
3423 * tconfig.in: New file.
3424
3425Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
3426
3427 * interp.c: Fix bugs in 64-bit port.
3428 Use ansi function declarations for msvc compiler.
3429 Initialize and test file pointer in trace code.
3430 Prevent duplicate definition of LAST_EMED_REGNUM.
3431
3432Tue Oct 15 11:07:06 1996 Mark Alexander <marka@cygnus.com>
3433
3434 * interp.c (xfer_big_long): Prevent unwanted sign extension.
3435
3436Thu Sep 26 17:35:00 1996 James G. Smith <jsmith@cygnus.co.uk>
3437
3438 * interp.c (SignalException): Check for explicit terminating
3439 breakpoint value.
3440 * gencode.c: Pass instruction value through SignalException()
3441 calls for Trap, Breakpoint and Syscall.
3442
3443Thu Sep 26 11:35:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3444
3445 * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
3446 only used on those hosts that provide it.
3447 * configure.in: Add sqrt() to list of functions to be checked for.
3448 * config.in: Re-generated.
3449 * configure: Re-generated.
3450
3451Fri Sep 20 15:47:12 1996 Ian Lance Taylor <ian@cygnus.com>
3452
3453 * gencode.c (process_instructions): Call build_endian_shift when
3454 expanding STORE RIGHT, to fix swr.
3455 * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
3456 clear the high bits.
3457 * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
3458 Fix float to int conversions to produce signed values.
3459
3460Thu Sep 19 15:34:17 1996 Ian Lance Taylor <ian@cygnus.com>
3461
3462 * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
3463 (process_instructions): Correct handling of nor instruction.
3464 Correct shift count for 32 bit shift instructions. Correct sign
3465 extension for arithmetic shifts to not shift the number of bits in
3466 the type. Fix 64 bit multiply high word calculation. Fix 32 bit
3467 unsigned multiply. Fix ldxc1 and friends to use coprocessor 1.
3468 Fix madd.
3469 * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
3470 It's OK to have a mult follow a mult. What's not OK is to have a
3471 mult follow an mfhi.
3472 (Convert): Comment out incorrect rounding code.
3473
3474Mon Sep 16 11:38:16 1996 James G. Smith <jsmith@cygnus.co.uk>
3475
3476 * interp.c (sim_monitor): Improved monitor printf
3477 simulation. Tidied up simulator warnings, and added "--log" option
3478 for directing warning message output.
3479 * gencode.c: Use sim_warning() rather than WARNING macro.
3480
3481Thu Aug 22 15:03:12 1996 Ian Lance Taylor <ian@cygnus.com>
3482
3483 * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
3484 getopt1.o, rather than on gencode.c. Link objects together.
3485 Don't link against -liberty.
3486 (gencode.o, getopt.o, getopt1.o): New targets.
3487 * gencode.c: Include <ctype.h> and "ansidecl.h".
3488 (AND): Undefine after including "ansidecl.h".
3489 (ULONG_MAX): Define if not defined.
3490 (OP_*): Don't define macros; now defined in opcode/mips.h.
3491 (main): Call my_strtoul rather than strtoul.
3492 (my_strtoul): New static function.
3493
3494Wed Jul 17 18:12:38 1996 Stu Grossman (grossman@critters.cygnus.com)
3495
3496 * gencode.c (process_instructions): Generate word64 and uword64
3497 instead of `long long' and `unsigned long long' data types.
3498 * interp.c: #include sysdep.h to get signals, and define default
3499 for SIGBUS.
3500 * (Convert): Work around for Visual-C++ compiler bug with type
3501 conversion.
3502 * support.h: Make things compile under Visual-C++ by using
3503 __int64 instead of `long long'. Change many refs to long long
3504 into word64/uword64 typedefs.
3505
3506Wed Jun 26 12:24:55 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
3507
72f4393d
L
3508 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
3509 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
3510 (docdir): Removed.
3511 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
3512 (AC_PROG_INSTALL): Added.
c906108c 3513 (AC_PROG_CC): Moved to before configure.host call.
72f4393d
L
3514 * configure: Rebuilt.
3515
c906108c
SS
3516Wed Jun 5 08:28:13 1996 James G. Smith <jsmith@cygnus.co.uk>
3517
3518 * configure.in: Define @SIMCONF@ depending on mips target.
3519 * configure: Rebuild.
3520 * Makefile.in (run): Add @SIMCONF@ to control simulator
3521 construction.
3522 * gencode.c: Change LOADDRMASK to 64bit memory model only.
3523 * interp.c: Remove some debugging, provide more detailed error
3524 messages, update memory accesses to use LOADDRMASK.
72f4393d 3525
c906108c
SS
3526Mon Jun 3 11:55:03 1996 Ian Lance Taylor <ian@cygnus.com>
3527
3528 * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
3529 AC_CHECK_LIB, and AC_CHECK_FUNCS. Change AC_OUTPUT to set
3530 stamp-h.
3531 * configure: Rebuild.
3532 * config.in: New file, generated by autoheader.
3533 * interp.c: Include "config.h". Include <stdlib.h>, <string.h>,
3534 and <strings.h> if they exist. Replace #ifdef sun with #ifdef
3535 HAVE_ANINT and HAVE_AINT, as appropriate.
3536 * Makefile.in (run): Use @LIBS@ rather than -lm.
3537 (interp.o): Depend upon config.h.
3538 (Makefile): Just rebuild Makefile.
3539 (clean): Remove stamp-h.
3540 (mostlyclean): Make the same as clean, not as distclean.
3541 (config.h, stamp-h): New targets.
3542
3543Fri May 10 00:41:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3544
3545 * interp.c (ColdReset): Fix boolean test. Make all simulator
3546 globals static.
3547
3548Wed May 8 15:12:58 1996 James G. Smith <jsmith@cygnus.co.uk>
3549
3550 * interp.c (xfer_direct_word, xfer_direct_long,
3551 swap_direct_word, swap_direct_long, xfer_big_word,
3552 xfer_big_long, xfer_little_word, xfer_little_long,
3553 swap_word,swap_long): Added.
3554 * interp.c (ColdReset): Provide function indirection to
3555 host<->simulated_target transfer routines.
3556 * interp.c (sim_store_register, sim_fetch_register): Updated to
3557 make use of indirected transfer routines.
3558
3559Fri Apr 19 15:48:24 1996 James G. Smith <jsmith@cygnus.co.uk>
3560
3561 * gencode.c (process_instructions): Ensure FP ABS instruction
3562 recognised.
3563 * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
3564 system call support.
3565
3566Wed Apr 10 09:51:38 1996 James G. Smith <jsmith@cygnus.co.uk>
3567
3568 * interp.c (sim_do_command): Complain if callback structure not
3569 initialised.
3570
3571Thu Mar 28 13:50:51 1996 James G. Smith <jsmith@cygnus.co.uk>
3572
3573 * interp.c (Convert): Provide round-to-nearest and round-to-zero
3574 support for Sun hosts.
3575 * Makefile.in (gencode): Ensure the host compiler and libraries
3576 used for cross-hosted build.
3577
3578Wed Mar 27 14:42:12 1996 James G. Smith <jsmith@cygnus.co.uk>
3579
3580 * interp.c, gencode.c: Some more (TODO) tidying.
3581
3582Thu Mar 7 11:19:33 1996 James G. Smith <jsmith@cygnus.co.uk>
3583
3584 * gencode.c, interp.c: Replaced explicit long long references with
3585 WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
3586 * support.h (SET64LO, SET64HI): Macros added.
3587
3588Wed Feb 21 12:16:21 1996 Ian Lance Taylor <ian@cygnus.com>
3589
3590 * configure: Regenerate with autoconf 2.7.
3591
3592Tue Jan 30 08:48:18 1996 Fred Fish <fnf@cygnus.com>
3593
3594 * interp.c (LoadMemory): Enclose text following #endif in /* */.
3595 * support.h: Remove superfluous "1" from #if.
3596 * support.h (CHECKSIM): Remove stray 'a' at end of line.
3597
3598Mon Dec 4 11:44:40 1995 Jamie Smith <jsmith@cygnus.com>
3599
3600 * interp.c (StoreFPR): Control UndefinedResult() call on
3601 WARN_RESULT manifest.
3602
3603Fri Dec 1 16:37:19 1995 James G. Smith <jsmith@cygnus.co.uk>
3604
3605 * gencode.c: Tidied instruction decoding, and added FP instruction
3606 support.
3607
3608 * interp.c: Added dineroIII, and BSD profiling support. Also
3609 run-time FP handling.
3610
3611Sun Oct 22 00:57:18 1995 James G. Smith <jsmith@pasanda.cygnus.co.uk>
3612
3613 * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
3614 gencode.c, interp.c, support.h: created.