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12015-11-15 Mike Frysinger <vapier@gentoo.org>
2
3 * Makefile.in (SIM_OBJS): Delete sim-reason.o and sim-stop.o.
4
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52015-11-14 Mike Frysinger <vapier@gentoo.org>
6
7 * interp.c (sim_close): Rename to ...
8 (mips_sim_close): ... this. Delete calls to sim_module_uninstall and
9 sim_io_shutdown.
10 * sim-main.h (mips_sim_close): Declare.
11 (SIM_CLOSE_HOOK): Define.
12
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132015-09-25 Andrew Bennett <andrew.bennett@imgtec.com>
14 Ali Lown <ali.lown@imgtec.com>
15
16 * Makefile.in (tmp-micromips): New rule.
17 (tmp-mach-multi): Add support for micromips.
18 * configure.ac (mips*-sde-elf* | mips*-mti-elf*): Made a multi sim
19 that works for both mips64 and micromips64.
20 (mipsisa32r2*-*-*): Made a multi sim that works for mips32 and
21 micromips32.
22 Add build support for micromips.
23 * dsp.igen (do_ph_s_absq, do_w_s_absq, do_qb_s_absq, do_addsc,
24 do_addwc, do_bitrev, do_extpv, do_extrv, do_extrv_s_h, do_insv,
25 do_lxx do_modsub, do_mthlip, do_mulsaq_s_w_ph, do_ph_packrl, do_qb_pick
26 do_ph_pick, do_qb_ph_precequ, do_qb_ph_preceu, do_w_preceq
27 do_w_ph_precrq, do_ph_qb_precrq, do_w_ph_rs_precrq do_qb_w_raddu,
28 do_rddsp, do_repl, do_shilov, do_ph_shl, do_qb_shl do_w_s_shllv,
29 do_ph_shrlv, do_w_r_shrav, do_wrdsp, do_qb_shrav, do_append,
30 do_balign, do_ph_w_mulsa, do_ph_qb_precr, do_prepend): New functions.
31 Refactored instruction code to use these functions.
32 * dsp2.igen: Refactored instruction code to use the new functions.
33 * interp.c (decode_coproc): Refactored to work with any instruction
34 encoding.
35 (isa_mode): New variable
36 (RSVD_INSTRUCTION): Changed to 0x00000039.
37 * m16.igen (BREAK16): Refactored instruction to use do_break16.
38 (JALX32): Add mips32, mips64, mips32r2 and mips64r2 models.
39 * micromips.dc: New file.
40 * micromips.igen: New file.
41 * micromips16.dc: New file.
42 * micromipsdsp.igen: New file.
43 * micromipsrun.c: New file.
44 * mips.igen (do_swc1): Changed to work with any instruction encoding.
45 (do_add do_addi do_andi do_dadd do_daddi do_dsll32 do_dsra32
46 do_dsrl32, do_dsub, do_break, do_break16, do_clo, do_clz, do_dclo,
47 do_dclz, do_lb, do_lh, do_lwr, do_lwl, do_lwc, do_lw, do_lwu, do_lhu,
48 do_ldc, do_lbu, do_ll, do_lld, do_lui, do_madd, do_dsp_madd, do_maddu,
49 do_dsp_maddu, do_dsp_mfhi, do_dsp_mflo, do_movn, do_movz, do_msub,
50 do_dsp_msub, do_msubu, do_dsp_msubu, do_mthi, do_dsp_mthi, do_mtlo,
51 do_dsp_mtlo, do_mul, do_dsp_mult, do_dsp_multu, do_pref, do_sc,
52 do_scd, do_sub, do_sw, do_teq, do_teqi, do_tge, do_tgei, do_tgeiu,
53 do_tgeu, do_tlt do_tlti, do_tltiu, do_tltu, do_tne, do_tnei, do_abs_fmt,
54 do_add_fmt, do_alnv_ps, do_c_cond_fmt, do_ceil_fmt, do_cfc1, do_ctc1,
55 do_cvt_d_fmt, do_cvt_l_fmt, do_cvt_ps_s, do_cvt_s_fmt, do_cvt_s_pl,
56 do_cvt_s_pu, do_cvt_w_fmt, do_div_fmt, do_dmfc1b, do_dmtc1b, do_floor_fmt,
57 do_luxc1_32, do_luxc1_64, do_lwc1, do_lwxc1, do_madd_fmt, do_mfc1b,
58 do_mov_fmt, do_movtf, do_movtf_fmt, do_movn_fmt, do_movz_fmt, do_msub_fmt,
59 do_mtc1b, do_mul_fmt, do_neg_fmt, do_nmadd_fmt, do_nmsub_fmt, do_pll_ps,
60 do_plu_ps, do_pul_ps, do_puu_ps, do_recip_fmt, do_round_fmt, do_rsqrt_fmt,
61 do_prefx, do_sdc1, do_suxc1_32, do_suxc1_64, do_sqrt_fmt, do_sub_fmt,
62 do_swc1, do_swxc1, do_trunc_fmt): New functions, refactored from existing
63 instructions.
64 Refactored instruction code to use these functions.
65 (RSVD): Changed to use new reserved instruction.
66 (loadstore_ea, not_word_value, unpredictable, check_mt_hilo,
67 check_mf_hilo, check_mult_hilo, check_div_hilo, check_u64, do_luxc1_32,
68 do_sdc1, do_suxc1_32, check_fmt_p, check_fpu, do_load_double,
69 do_store_double): Added micromips32 and micromips64 models.
70 Added include for micromips.igen and micromipsdsp.igen
71 Add micromips32 and micromips64 models.
72 (DecodeCoproc): Updated to use new macro definition.
73 * mips3264r2.igen (do_dsbh, do_dshd, do_dext, do_dextm, do_dextu, do_di,
74 do_dins, do_dinsm, do_ei, do_ext, do_mfhc1, do_mthc1, do_ins, do_dinsu,
75 do_seb, do_seh do_rdhwr, do_wsbh): New functions.
76 Refactored instruction code to use these functions.
77 * sim-main.h (CP0_operation): New enum.
78 (DecodeCoproc): Updated macro.
79 (IMEM32_MICROMIPS, IMEM16_MICROMIPS, MICROMIPS_MINOR_OPCODE,
80 MICROMIPS_DELAYSLOT_SIZE_ANY, MICROMIPS_DELAYSLOT_SIZE_16,
81 MICROMIPS_DELAYSLOT_SIZE_32, ISA_MODE_MIPS32 and
82 ISA_MODE_MICROMIPS): New defines.
83 (sim_state): Add isa_mode field.
84
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852015-06-23 Mike Frysinger <vapier@gentoo.org>
86
87 * configure: Regenerate.
88
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892015-06-12 Mike Frysinger <vapier@gentoo.org>
90
91 * configure.ac: Change configure.in to configure.ac.
92 * configure: Regenerate.
93
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942015-06-12 Mike Frysinger <vapier@gentoo.org>
95
96 * configure: Regenerate.
97
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982015-06-12 Mike Frysinger <vapier@gentoo.org>
99
100 * interp.c [TRACE]: Delete.
101 (TRACE): Change to WITH_TRACE_ANY_P.
102 [!WITH_TRACE_ANY_P] (open_trace): Define.
103 (mips_option_handler, open_trace, sim_close, dotrace):
104 Change defined(TRACE) to WITH_TRACE_ANY_P.
105 (sim_open): Delete TRACE ifdef check.
106 * sim-main.c (load_memory): Delete TRACE ifdef check.
107 (store_memory): Likewise.
108 * sim-main.h [WITH_TRACE_ANY_P] (dotrace, tracefh): Protect decls.
109 [!WITH_TRACE_ANY_P] (dotrace): Define.
110
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1112015-04-18 Mike Frysinger <vapier@gentoo.org>
112
113 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESTART_HOOK): Delete
114 comments.
115
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1162015-04-18 Mike Frysinger <vapier@gentoo.org>
117
118 * sim-main.h (SIM_CPU): Delete.
119
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1202015-04-18 Mike Frysinger <vapier@gentoo.org>
121
122 * sim-main.h (sim_cia): Delete.
123
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1242015-04-17 Mike Frysinger <vapier@gentoo.org>
125
126 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Change CIA_GET to
127 PU_PC_GET.
128 * interp.c (interrupt_event): Change CIA_GET to CPU_PC_GET.
129 (sim_create_inferior): Change CIA_SET to CPU_PC_SET.
130 * m16run.c (sim_engine_run): Change CIA_GET to CPU_PC_GET and
131 CIA_SET to CPU_PC_SET.
132 * sim-main.h (CIA_GET, CIA_SET): Delete.
133
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1342015-04-15 Mike Frysinger <vapier@gentoo.org>
135
136 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
137 * sim-main.h (STATE_CPU): Delete.
138
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1392015-04-13 Mike Frysinger <vapier@gentoo.org>
140
141 * configure: Regenerate.
142
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1432015-04-13 Mike Frysinger <vapier@gentoo.org>
144
145 * Makefile.in (SIM_OBJS): Add sim-cpu.o.
146 * interp.c (mips_pc_get, mips_pc_set): New functions.
147 (sim_open): Declare new local var i. Call sim_cpu_alloc_all.
148 Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
149 (sim_pc_get): Delete.
150 * sim-main.h (SIM_CPU): Define.
151 (struct sim_state): Change cpu to an array of pointers.
152 (STATE_CPU): Drop &.
153
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1542015-04-13 Mike Frysinger <vapier@gentoo.org>
155
156 * interp.c (mips_option_handler, open_trace, sim_close,
157 sim_write, sim_read, sim_store_register, sim_fetch_register,
158 sim_create_inferior, pr_addr, pr_uword64): Convert old style
159 prototypes.
160 (sim_open): Convert old style prototype. Change casts with
161 sim_write to unsigned char *.
162 (fetch_str): Change null to unsigned char, and change cast to
163 unsigned char *.
164 (sim_monitor): Change c & ch to unsigned char. Change cast to
165 unsigned char *.
166
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1672015-04-12 Mike Frysinger <vapier@gentoo.org>
168
169 * Makefile.in (SIM_OBJS): Move interp.o to the start of the list.
170
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1712015-04-06 Mike Frysinger <vapier@gentoo.org>
172
173 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
174
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1752015-04-01 Mike Frysinger <vapier@gentoo.org>
176
177 * tconfig.h (SIM_HAVE_PROFILE): Delete.
178
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1792015-03-31 Mike Frysinger <vapier@gentoo.org>
180
181 * config.in, configure: Regenerate.
182
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1832015-03-24 Mike Frysinger <vapier@gentoo.org>
184
185 * interp.c (sim_pc_get): New function.
186
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1872015-03-24 Mike Frysinger <vapier@gentoo.org>
188
189 * sim-main.h (SIM_HAVE_BIENDIAN): Delete.
190 * tconfig.h (SIM_HAVE_BIENDIAN): Delete.
191
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1922015-03-24 Mike Frysinger <vapier@gentoo.org>
193
194 * configure: Regenerate.
195
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1962015-03-23 Mike Frysinger <vapier@gentoo.org>
197
198 * configure: Regenerate.
199
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2002015-03-23 Mike Frysinger <vapier@gentoo.org>
201
202 * configure: Regenerate.
203 * configure.ac (mips_extra_objs): Delete.
204 * Makefile.in (MIPS_EXTRA_OBJS): Delete.
205 (SIM_OBJS): Delete MIPS_EXTRA_OBJS.
206
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2072015-03-23 Mike Frysinger <vapier@gentoo.org>
208
209 * configure: Regenerate.
210 * configure.ac: Delete sim_hw checks for dv-sockser.
211
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2122015-03-16 Mike Frysinger <vapier@gentoo.org>
213
214 * config.in, configure: Regenerate.
215 * tconfig.in: Rename file ...
216 * tconfig.h: ... here.
217
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2182015-03-15 Mike Frysinger <vapier@gentoo.org>
219
220 * tconfig.in: Delete includes.
221 [HAVE_DV_SOCKSER]: Delete.
222
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2232015-03-14 Mike Frysinger <vapier@gentoo.org>
224
225 * Makefile.in (SIM_RUN_OBJS): Delete.
226
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2272015-03-14 Mike Frysinger <vapier@gentoo.org>
228
229 * configure.ac (AC_CHECK_HEADERS): Delete.
230 * aclocal.m4, configure: Regenerate.
231
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2322014-08-19 Alan Modra <amodra@gmail.com>
233
234 * configure: Regenerate.
235
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2362014-08-15 Roland McGrath <mcgrathr@google.com>
237
238 * configure: Regenerate.
239 * config.in: Regenerate.
240
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2412014-03-04 Mike Frysinger <vapier@gentoo.org>
242
243 * configure: Regenerate.
244
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2452013-09-23 Alan Modra <amodra@gmail.com>
246
247 * configure: Regenerate.
248
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2492013-06-03 Mike Frysinger <vapier@gentoo.org>
250
251 * aclocal.m4, configure: Regenerate.
252
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2532013-05-10 Freddie Chopin <freddie_chopin@op.pl>
254
255 * configure: Rebuild.
256
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2572013-03-26 Mike Frysinger <vapier@gentoo.org>
258
259 * configure: Regenerate.
260
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2612013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
262
263 * configure.ac: Address use of dv-sockser.o.
264 * tconfig.in: Conditionalize use of dv_sockser_install.
265 * configure: Regenerated.
266 * config.in: Regenerated.
267
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2682012-10-04 Chao-ying Fu <fu@mips.com>
269 Steve Ellcey <sellcey@mips.com>
270
271 * mips/mips3264r2.igen (rdhwr): New.
272
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2732012-09-03 Joel Sherrill <joel.sherrill@oarcorp.com>
274
275 * configure.ac: Always link against dv-sockser.o.
276 * configure: Regenerate.
277
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2782012-06-15 Joel Brobecker <brobecker@adacore.com>
279
280 * config.in, configure: Regenerate.
281
a6ff997c
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2822012-05-18 Nick Clifton <nickc@redhat.com>
283
284 PR 14072
285 * interp.c: Include config.h before system header files.
286
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2872012-03-24 Mike Frysinger <vapier@gentoo.org>
288
289 * aclocal.m4, config.in, configure: Regenerate.
290
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2912011-12-03 Mike Frysinger <vapier@gentoo.org>
292
293 * aclocal.m4: New file.
294 * configure: Regenerate.
295
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2962011-10-19 Mike Frysinger <vapier@gentoo.org>
297
298 * configure: Regenerate after common/acinclude.m4 update.
299
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3002011-10-17 Mike Frysinger <vapier@gentoo.org>
301
302 * configure.ac: Change include to common/acinclude.m4.
303
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3042011-10-17 Mike Frysinger <vapier@gentoo.org>
305
306 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
307 call. Replace common.m4 include with SIM_AC_COMMON.
308 * configure: Regenerate.
309
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3102011-07-08 Hans-Peter Nilsson <hp@axis.com>
311
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312 * Makefile.in ($(SIM_MULTI_OBJ)): Depend on sim-main.h
313 $(SIM_EXTRA_DEPS).
314 (tmp-mach-multi): Exit early when igen fails.
31b28250 315
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3162011-07-05 Mike Frysinger <vapier@gentoo.org>
317
318 * interp.c (sim_do_command): Delete.
319
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3202011-02-14 Mike Frysinger <vapier@gentoo.org>
321
322 * dv-tx3904sio.c (tx3904sio_fifo_push): Change zfree to free.
323 (tx3904sio_fifo_reset): Likewise.
324 * interp.c (sim_monitor): Likewise.
325
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3262010-04-14 Mike Frysinger <vapier@gentoo.org>
327
328 * interp.c (sim_write): Add const to buffer arg.
329
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3302010-01-18 Masaki Muranaka <monaka@monami-software.com> (tiny change)
331
332 * interp.c: Don't include sysdep.h
333
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3342010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
335
336 * configure: Regenerate.
337
d6416cdc
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3382009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
339
81ecdfbb
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340 * config.in: Regenerate.
341 * configure: Likewise.
342
d6416cdc
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343 * configure: Regenerate.
344
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3452008-07-11 Hans-Peter Nilsson <hp@axis.com>
346
347 * configure: Regenerate to track ../common/common.m4 changes.
348 * config.in: Ditto.
349
6efef468 3502008-06-06 Vladimir Prus <vladimir@codesourcery.com>
72f4393d
L
351 Daniel Jacobowitz <dan@codesourcery.com>
352 Joseph Myers <joseph@codesourcery.com>
6efef468
JM
353
354 * configure: Regenerate.
355
60dc88db
RS
3562007-10-22 Richard Sandiford <rsandifo@nildram.co.uk>
357
358 * mips.igen (check_fmt_p): Provide a separate mips32r2 definition
359 that unconditionally allows fmt_ps.
360 (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL, CVT.S.PU)
361 (FLOOR.L.fmt, LWXC1, MADD.fmt, MSUB.fmt, NMADD.fmt, NMSUB.fmt)
362 (PLL.PS, PLU.PS, PUL.PS, PUU.PS, ROUND.L.fmt, TRUNC.L.fmt): Change
363 filter from 64,f to 32,f.
364 (PREFX): Change filter from 64 to 32.
365 (LDXC1, LUXC1): Provide separate mips32r2 implementations
366 that use do_load_double instead of do_load. Make both LUXC1
367 versions unpredictable if SizeFGR () != 64.
368 (SDXC1, SUXC1): Extend to mips32r2, using do_store_double
369 instead of do_store. Remove unused variable. Make both SUXC1
370 versions unpredictable if SizeFGR () != 64.
371
599ca73e
RS
3722007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
373
374 * mips.igen (ll): Fix mask for WITH_TARGET_WORD_BITSIZE == 32.
375 (sc, swxc1): Likewise. Also fix big-endian and reverse-endian
376 shifts for that case.
377
2525df03
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3782007-09-04 Nick Clifton <nickc@redhat.com>
379
380 * interp.c (options enum): Add OPTION_INFO_MEMORY.
381 (display_mem_info): New static variable.
382 (mips_option_handler): Handle OPTION_INFO_MEMORY.
383 (mips_options): Add info-memory and memory-info.
384 (sim_open): After processing the command line and board
385 specification, check display_mem_info. If it is set then
386 call the real handler for the --memory-info command line
387 switch.
388
35ee6e1e
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3892007-08-24 Joel Brobecker <brobecker@adacore.com>
390
391 * configure.ac: Change license of multi-run.c to GPL version 3.
392 * configure: Regenerate.
393
d5fb0879
RS
3942007-06-28 Richard Sandiford <richard@codesourcery.com>
395
396 * configure.ac, configure: Revert last patch.
397
2a2ce21b
RS
3982007-06-26 Richard Sandiford <richard@codesourcery.com>
399
400 * configure.ac (sim_mipsisa3264_configs): New variable.
401 (mipsis32*-*-, mipsisa32r2*-*-*, mips64*-*-*, mips64r2*-*-*): Make
402 every configuration support all four targets, using the triplet to
403 determine the default.
404 * configure: Regenerate.
405
efdcccc9
RS
4062007-06-25 Richard Sandiford <richard@codesourcery.com>
407
0a7692b2 408 * Makefile.in (m16run.o): New rule.
efdcccc9 409
f532a356
TS
4102007-05-15 Thiemo Seufer <ths@mips.com>
411
412 * mips3264r2.igen (DSHD): Fix compile warning.
413
bfe9c90b
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4142007-05-14 Thiemo Seufer <ths@mips.com>
415
416 * mips.igen (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL,
417 CVT.S.PU, FLOOR.L.fmt, LDXC1, LUXC1, LWXC1, MADD.fmt, MSUB.fmt,
418 NMADD.fmt, NMSUB.fmt, PLL.PS, PLU.PS, PREFX, PUL.PS, PUU.PS,
419 RECIP.fmt, ROUND.L.fmt, RSQRT.fmt, SWXC1, TRUNC.L.fmt): Add support
420 for mips32r2.
421
53f4826b
TS
4222007-03-01 Thiemo Seufer <ths@mips.com>
423
424 * mips.igen (MFHI, MFLO, MTHI, MTLO): Restore support for mips32
425 and mips64.
426
8bf3ddc8
TS
4272007-02-20 Thiemo Seufer <ths@mips.com>
428
429 * dsp.igen: Update copyright notice.
430 * dsp2.igen: Fix copyright notice.
431
8b082fb1 4322007-02-20 Thiemo Seufer <ths@mips.com>
72f4393d 433 Chao-Ying Fu <fu@mips.com>
8b082fb1
TS
434
435 * Makefile.in (IGEN_INCLUDE): Add dsp2.igen.
436 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
437 Add dsp2 to sim_igen_machine.
438 * configure: Regenerate.
439 * dsp.igen (do_ph_op): Add MUL support when op = 2.
440 (do_ph_mulq): New function to support mulq_rs.ph and mulq_s.ph.
441 (mulq_rs.ph): Use do_ph_mulq.
442 (MFHI, MFLO, MTHI, MTLO): Move these instructions to mips.igen.
443 * mips.igen: Add dsp2 model and include dsp2.igen.
444 (MFHI, MFLO, MTHI, MTLO): Extend these instructions for
445 for *mips32r2, *mips64r2, *dsp.
446 (MADD, MADDU, MSUB, MSUBU, MULT, MULTU): Extend these instructions
447 for *mips32r2, *mips64r2, *dsp2.
448 * dsp2.igen: New file for MIPS DSP REV 2 ASE.
449
b1004875 4502007-02-19 Thiemo Seufer <ths@mips.com>
72f4393d 451 Nigel Stephens <nigel@mips.com>
b1004875
TS
452
453 * mips.igen (jalr.hb, jr.hb): Add decoder for mip32r2/mips64r2
454 jumps with hazard barrier.
455
f8df4c77 4562007-02-19 Thiemo Seufer <ths@mips.com>
72f4393d 457 Nigel Stephens <nigel@mips.com>
f8df4c77
TS
458
459 * interp.c (sim_monitor): Flush stdout and stderr file descriptors
460 after each call to sim_io_write.
461
b1004875 4622007-02-19 Thiemo Seufer <ths@mips.com>
72f4393d 463 Nigel Stephens <nigel@mips.com>
b1004875
TS
464
465 * interp.c (ColdReset): Set CP0 Config0 to reflect the address size
466 supported by this simulator.
07802d98
TS
467 (decode_coproc): Recognise additional CP0 Config registers
468 correctly.
469
14fb6c5a 4702007-02-19 Thiemo Seufer <ths@mips.com>
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L
471 Nigel Stephens <nigel@mips.com>
472 David Ung <davidu@mips.com>
14fb6c5a
TS
473
474 * cp1.c (value_fpr): Don't inherit existing FPR_STATE for
475 uninterpreted formats. If fmt is one of the uninterpreted types
476 don't update the FPR_STATE. Handle fmt_uninterpreted_32 like
477 fmt_word, and fmt_uninterpreted_64 like fmt_long.
478 (store_fpr): When writing an invalid odd register, set the
479 matching even register to fmt_unknown, not the following register.
480 * interp.c (sim_open): If STATE_MEM_SIZE isn't set then set it to
481 the the memory window at offset 0 set by --memory-size command
482 line option.
483 (sim_store_register): Handle storing 4 bytes to an 8 byte floating
484 point register.
485 (sim_fetch_register): Likewise for reading 4 bytes from an 8 byte
486 register.
487 (sim_monitor): When returning the memory size to the MIPS
488 application, use the value in STATE_MEM_SIZE, not an arbitrary
489 hardcoded value.
490 (cop_lw): Don' mess around with FPR_STATE, just pass
491 fmt_uninterpreted_32 to StoreFPR.
492 (cop_sw): Similarly.
493 (cop_ld): Pass fmt_uninterpreted_64 not fmt_uninterpreted.
494 (cop_sd): Similarly.
495 * mips.igen (not_word_value): Single version for mips32, mips64
496 and mips16.
497
c8847145 4982007-02-19 Thiemo Seufer <ths@mips.com>
72f4393d 499 Nigel Stephens <nigel@mips.com>
c8847145
TS
500
501 * interp.c (MEM_SIZE): Increase default memory size from 2 to 8
502 MBytes.
503
4b5d35ee
TS
5042007-02-17 Thiemo Seufer <ths@mips.com>
505
506 * configure.ac (mips*-sde-elf*): Move in front of generic machine
507 configuration.
508 * configure: Regenerate.
509
3669427c
TS
5102007-02-17 Thiemo Seufer <ths@mips.com>
511
512 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
513 Add mdmx to sim_igen_machine.
514 (mipsisa64*-*-*): Likewise. Remove dsp.
515 (mipsisa32*-*-*): Remove dsp.
516 * configure: Regenerate.
517
109ad085
TS
5182007-02-13 Thiemo Seufer <ths@mips.com>
519
520 * configure.ac: Add mips*-sde-elf* target.
521 * configure: Regenerate.
522
921d7ad3
HPN
5232006-12-21 Hans-Peter Nilsson <hp@axis.com>
524
525 * acconfig.h: Remove.
526 * config.in, configure: Regenerate.
527
02f97da7
TS
5282006-11-07 Thiemo Seufer <ths@mips.com>
529
530 * dsp.igen (do_w_op): Fix compiler warning.
531
2d2733fc 5322006-08-29 Thiemo Seufer <ths@mips.com>
72f4393d 533 David Ung <davidu@mips.com>
2d2733fc
TS
534
535 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*): Add smartmips to
536 sim_igen_machine.
537 * configure: Regenerate.
538 * mips.igen (model): Add smartmips.
539 (MADDU): Increment ACX if carry.
540 (do_mult): Clear ACX.
541 (ROR,RORV): Add smartmips.
72f4393d 542 (include): Include smartmips.igen.
2d2733fc
TS
543 * sim-main.h (ACX): Set to REGISTERS[89].
544 * smartmips.igen: New file.
545
d85c3a10 5462006-08-29 Thiemo Seufer <ths@mips.com>
72f4393d 547 David Ung <davidu@mips.com>
d85c3a10
TS
548
549 * Makefile.in (IGEN_INCLUDE): Add missing includes for m16e.igen and
550 mips3264r2.igen. Add missing dependency rules.
551 * m16e.igen: Support for mips16e save/restore instructions.
552
e85e3205
RE
5532006-06-13 Richard Earnshaw <rearnsha@arm.com>
554
555 * configure: Regenerated.
556
2f0122dc
DJ
5572006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
558
559 * configure: Regenerated.
560
20e95c23
DJ
5612006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
562
563 * configure: Regenerated.
564
69088b17
CF
5652006-05-15 Chao-ying Fu <fu@mips.com>
566
567 * dsp.igen (do_ph_shift, do_w_shra): Fix bugs for rounding instructions.
568
0275de4e
NC
5692006-04-18 Nick Clifton <nickc@redhat.com>
570
571 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Add missing break
572 statement.
573
b3a3ffef
HPN
5742006-03-29 Hans-Peter Nilsson <hp@axis.com>
575
576 * configure: Regenerate.
577
40a5538e
CF
5782005-12-14 Chao-ying Fu <fu@mips.com>
579
580 * Makefile.in (SIM_OBJS): Add dsp.o.
581 (dsp.o): New dependency.
582 (IGEN_INCLUDE): Add dsp.igen.
583 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*, mipsisa64r2*-*-*,
584 mipsisa64*-*-*): Add dsp to sim_igen_machine.
585 * configure: Regenerate.
586 * mips.igen: Add dsp model and include dsp.igen.
587 (MFHI, MFLO, MTHI, MTLO): Remove mips32, mips32r2, mips64, mips64r2,
588 because these instructions are extended in DSP ASE.
589 * sim-main.h (LAST_EMBED_REGNUM): Change from 89 to 96 because of
590 adding 6 DSP accumulator registers and 1 DSP control register.
591 (AC0LOIDX, AC0HIIDX, AC1LOIDX, AC1HIIDX, AC2LOIDX, AC2HIIDX, AC3LOIDX,
592 AC3HIIDX, DSPLO, DSPHI, DSPCRIDX, DSPCR, DSPCR_POS_SHIFT,
593 DSPCR_POS_MASK, DSPCR_POS_SMASK, DSPCR_SCOUNT_SHIFT, DSPCR_SCOUNT_MASK,
594 DSPCR_SCOUNT_SMASK, DSPCR_CARRY_SHIFT, DSPCR_CARRY_MASK,
595 DSPCR_CARRY_SMASK, DSPCR_CARRY, DSPCR_EFI_SHIFT, DSPCR_EFI_MASK,
596 DSPCR_EFI_SMASK, DSPCR_EFI, DSPCR_OUFLAG_SHIFT, DSPCR_OUFLAG_MASK,
597 DSPCR_OUFLAG_SMASK, DSPCR_OUFLAG4, DSPCR_OUFLAG5, DSPCR_OUFLAG6,
598 DSPCR_OUFLAG7, DSPCR_CCOND_SHIFT, DSPCR_CCOND_MASK,
599 DSPCR_CCOND_SMASK): New define.
600 (DSPLO_REGNUM, DSPHI_REGNUM): New array for DSP accumulators.
601 * dsp.c, dsp.igen: New files for MIPS DSP ASE.
602
21d14896
ILT
6032005-07-08 Ian Lance Taylor <ian@airs.com>
604
605 * tconfig.in (SIM_QUIET_NAN_NEGATED): Define.
606
b16d63da 6072005-06-16 David Ung <davidu@mips.com>
72f4393d
L
608 Nigel Stephens <nigel@mips.com>
609
610 * mips.igen: New mips16e model and include m16e.igen.
611 (check_u64): Add mips16e tag.
612 * m16e.igen: New file for MIPS16e instructions.
613 * configure.ac (mipsisa32*-*-*, mipsisa32r2*-*-*, mipsisa64*-*-*,
614 mipsisa64r2*-*-*): Change sim_gen to M16, add mips16 and mips16e
615 models.
616 * configure: Regenerate.
b16d63da 617
e70cb6cd 6182005-05-26 David Ung <davidu@mips.com>
72f4393d 619
e70cb6cd
CD
620 * mips.igen (mips32r2, mips64r2): New ISA models. Add new model
621 tags to all instructions which are applicable to the new ISAs.
622 (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Add, moved from
623 vr.igen.
624 * mips3264r2.igen: New file for MIPS 32/64 revision 2 specific
72f4393d 625 instructions.
e70cb6cd
CD
626 * vr.igen (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Move
627 to mips.igen.
628 * configure.ac (mipsisa32r2*-*-*, mipsisa64r2*-*-*): Add new targets.
629 * configure: Regenerate.
72f4393d 630
2b193c4a
MK
6312005-03-23 Mark Kettenis <kettenis@gnu.org>
632
633 * configure: Regenerate.
634
35695fd6
AC
6352005-01-14 Andrew Cagney <cagney@gnu.org>
636
637 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
638 explicit call to AC_CONFIG_HEADER.
639 * configure: Regenerate.
640
f0569246
AC
6412005-01-12 Andrew Cagney <cagney@gnu.org>
642
643 * configure.ac: Update to use ../common/common.m4.
644 * configure: Re-generate.
645
38f48d72
AC
6462005-01-11 Andrew Cagney <cagney@localhost.localdomain>
647
648 * configure: Regenerated to track ../common/aclocal.m4 changes.
649
b7026657
AC
6502005-01-07 Andrew Cagney <cagney@gnu.org>
651
652 * configure.ac: Rename configure.in, require autoconf 2.59.
653 * configure: Re-generate.
654
379832de
HPN
6552004-12-08 Hans-Peter Nilsson <hp@axis.com>
656
657 * configure: Regenerate for ../common/aclocal.m4 update.
658
cd62154c 6592004-09-24 Monika Chaddha <monika@acmet.com>
72f4393d 660
cd62154c
AC
661 Committed by Andrew Cagney.
662 * m16.igen (CMP, CMPI): Fix assembler.
663
e5da76ec
CD
6642004-08-18 Chris Demetriou <cgd@broadcom.com>
665
666 * configure.in (mipsisa64sb1*-*-*): Add mips3d to sim_igen_machine.
667 * configure: Regenerate.
668
139181c8
CD
6692004-06-25 Chris Demetriou <cgd@broadcom.com>
670
671 * configure.in (sim_m16_machine): Include mipsIII.
672 * configure: Regenerate.
673
1a27f959
CD
6742004-05-11 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
675
72f4393d 676 * mips/interp.c (decode_coproc): Sign-extend the address retrieved
1a27f959
CD
677 from COP0_BADVADDR.
678 * mips/sim-main.h (COP0_BADVADDR): Remove a cast.
679
5dbb7b5a
CD
6802004-04-10 Chris Demetriou <cgd@broadcom.com>
681
682 * sb1.igen (DIV.PS, RECIP.PS, RSQRT.PS, SQRT.PS): New.
683
14234056
CD
6842004-04-09 Chris Demetriou <cgd@broadcom.com>
685
686 * mips.igen (check_fmt): Remove.
687 (ABS.fmt, ADD.fmt, C.cond.fmta, C.cond.fmtb, CEIL.L.fmt, CEIL.W)
688 (CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt, FLOOR.L.fmt)
689 (FLOOR.W.fmt, MADD.fmt, MOV.fmt, MOVtf.fmt, MOVN.fmt, MOVZ.fmt)
690 (MSUB.fmt, MUL.fmt, NEG.fmt, NMADD.fmt, NMSUB.fmt, RECIP.fmt)
691 (ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt)
692 (TRUNC.L.fmt, TRUNC.W): Explicitly specify allowed FPU formats.
693 (check_fmt_p, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
694 (FLOOR.W.fmt, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt)
695 (SQRT.fmt, TRUNC.L.fmt, TRUNC.W): Remove all uses of check_fmt.
696 (C.cnd.fmta): Remove incorrect call to check_fmt_p.
697
c6f9085c
CD
6982004-04-09 Chris Demetriou <cgd@broadcom.com>
699
700 * sb1.igen (check_sbx): New function.
701 (PABSDIFF.fmt, PABSDIFC.fmt, PAVG.fmt): Use check_sbx.
702
11d66e66 7032004-03-29 Chris Demetriou <cgd@broadcom.com>
0e1b7197
RS
704 Richard Sandiford <rsandifo@redhat.com>
705
706 * sim-main.h (MIPS_MACH_HAS_MT_HILO_HAZARD)
707 (MIPS_MACH_HAS_MULT_HILO_HAZARD, MIPS_MACH_HAS_DIV_HILO_HAZARD): New.
708 * mips.igen (check_mt_hilo, check_mult_hilo, check_div_hilo): Provide
709 separate implementations for mipsIV and mipsV. Use new macros to
710 determine whether the restrictions apply.
711
b3208fb8
CD
7122004-01-19 Chris Demetriou <cgd@broadcom.com>
713
714 * mips.igen (check_mf_cycles, check_mt_hilo, check_mf_hilo)
715 (check_mult_hilo): Improve comments.
716 (check_div_hilo): Likewise. Also, fork off a new version
717 to handle mips32/mips64 (since there are no hazards to check
718 in MIPS32/MIPS64).
719
9a1d84fb
CD
7202003-06-17 Richard Sandiford <rsandifo@redhat.com>
721
722 * mips.igen (do_dmultx): Fix check for negative operands.
723
ae451ac6
ILT
7242003-05-16 Ian Lance Taylor <ian@airs.com>
725
726 * Makefile.in (SHELL): Make sure this is defined.
727 (various): Use $(SHELL) whenever we invoke move-if-change.
728
dd69d292
CD
7292003-05-03 Chris Demetriou <cgd@broadcom.com>
730
731 * cp1.c: Tweak attribution slightly.
732 * cp1.h: Likewise.
733 * mdmx.c: Likewise.
734 * mdmx.igen: Likewise.
735 * mips3d.igen: Likewise.
736 * sb1.igen: Likewise.
737
bcd0068e
CD
7382003-04-15 Richard Sandiford <rsandifo@redhat.com>
739
740 * vr.igen (do_vr_mul_op): Zero-extend the low 32 bits of
741 unsigned operands.
742
6b4a8935
AC
7432003-02-27 Andrew Cagney <cagney@redhat.com>
744
601da316
AC
745 * interp.c (sim_open): Rename _bfd to bfd.
746 (sim_create_inferior): Ditto.
6b4a8935 747
d29e330f
CD
7482003-01-14 Chris Demetriou <cgd@broadcom.com>
749
750 * mips.igen (LUXC1, SUXC1): New, for mipsV and mips64.
751
a2353a08
CD
7522003-01-14 Chris Demetriou <cgd@broadcom.com>
753
754 * mips.igen (EI, DI): Remove.
755
80551777
CD
7562003-01-05 Richard Sandiford <rsandifo@redhat.com>
757
758 * Makefile.in (tmp-run-multi): Fix mips16 filter.
759
4c54fc26
CD
7602003-01-04 Richard Sandiford <rsandifo@redhat.com>
761 Andrew Cagney <ac131313@redhat.com>
762 Gavin Romig-Koch <gavin@redhat.com>
763 Graydon Hoare <graydon@redhat.com>
764 Aldy Hernandez <aldyh@redhat.com>
765 Dave Brolley <brolley@redhat.com>
766 Chris Demetriou <cgd@broadcom.com>
767
768 * configure.in (mips64vr*): Define TARGET_ENABLE_FR to 1.
769 (sim_mach_default): New variable.
770 (mips64vr-*-*, mips64vrel-*-*): New configurations.
771 Add a new simulator generator, MULTI.
772 * configure: Regenerate.
773 * Makefile.in (SIM_MULTI_OBJ, SIM_EXTRA_DISTCLEAN): New variables.
774 (multi-run.o): New dependency.
775 (SIM_MULTI_ALL, SIM_MULTI_IGEN_CONFIGS): New variables.
776 (tmp-mach-multi, tmp-itable-multi, tmp-run-multi): New rules.
777 (tmp-multi): Combine them.
778 (BUILT_SRC_FROM_MULTI): New variable. Depend on tmp-multi.
779 (clean-extra): Remove sources in BUILT_SRC_FROM_MULTI.
780 (distclean-extra): New rule.
781 * sim-main.h: Include bfd.h.
782 (MIPS_MACH): New macro.
783 * mips.igen (vr4120, vr5400, vr5500): New models.
784 (clo, clz, dclo, dclz, madd, maddu, msub, msub, mul): Add *vr5500.
785 * vr.igen: Replace with new version.
786
e6c674b8
CD
7872003-01-04 Chris Demetriou <cgd@broadcom.com>
788
789 * configure.in: Use SIM_AC_OPTION_RESERVED_BITS(1).
790 * configure: Regenerate.
791
28f50ac8
CD
7922002-12-31 Chris Demetriou <cgd@broadcom.com>
793
794 * sim-main.h (check_branch_bug, mark_branch_bug): Remove.
795 * mips.igen: Remove all invocations of check_branch_bug and
796 mark_branch_bug.
797
5071ffe6
CD
7982002-12-16 Chris Demetriou <cgd@broadcom.com>
799
72f4393d 800 * tconfig.in: Include "gdb/callback.h" and "gdb/remote-sim.h".
5071ffe6 801
06e7837e
CD
8022002-07-30 Chris Demetriou <cgd@broadcom.com>
803
804 * mips.igen (do_load_double, do_store_double): New functions.
805 (LDC1, SDC1): Rename to...
806 (LDC1b, SDC1b): respectively.
807 (LDC1a, SDC1a): New instructions for MIPS II and MIPS32 support.
808
2265c243
MS
8092002-07-29 Michael Snyder <msnyder@redhat.com>
810
811 * cp1.c (fp_recip2): Modify initialization expression so that
812 GCC will recognize it as constant.
813
a2f8b4f3
CD
8142002-06-18 Chris Demetriou <cgd@broadcom.com>
815
816 * mdmx.c (SD_): Delete.
817 (Unpredictable): Re-define, for now, to directly invoke
818 unpredictable_action().
819 (mdmx_acc_op): Fix error in .ob immediate handling.
820
b4b6c939
AC
8212002-06-18 Andrew Cagney <cagney@redhat.com>
822
823 * interp.c (sim_firmware_command): Initialize `address'.
824
c8cca39f
AC
8252002-06-16 Andrew Cagney <ac131313@redhat.com>
826
827 * configure: Regenerated to track ../common/aclocal.m4 changes.
828
e7e81181 8292002-06-14 Chris Demetriou <cgd@broadcom.com>
72f4393d 830 Ed Satterthwaite <ehs@broadcom.com>
e7e81181
CD
831
832 * mips3d.igen: New file which contains MIPS-3D ASE instructions.
833 * Makefile.in (IGEN_INCLUDE): Add mips3d.igen.
834 * mips.igen: Include mips3d.igen.
835 (mips3d): New model name for MIPS-3D ASE instructions.
836 (CVT.W.fmt): Don't use this instruction for word (source) format
72f4393d 837 instructions.
e7e81181
CD
838 * cp1.c (fp_binary_r, fp_add_r, fp_mul_r, fpu_inv1, fpu_inv1_32)
839 (fpu_inv1_64, fp_recip1, fp_recip2, fpu_inv_sqrt1, fpu_inv_sqrt1_32)
840 (fpu_inv_sqrt1_64, fp_rsqrt1, fp_rsqrt2): New functions.
841 (NR_FRAC_GUARD, IMPLICIT_1): New macros.
842 * sim-main.h (fmt_pw, CompareAbs, AddR, MultiplyR, Recip1, Recip2)
843 (RSquareRoot1, RSquareRoot2): New macros.
844 (fp_add_r, fp_mul_r, fp_recip1, fp_recip2, fp_rsqrt1)
845 (fp_rsqrt2): New functions.
846 * configure.in: Add MIPS-3D support to mipsisa64 simulator.
847 * configure: Regenerate.
848
3a2b820e 8492002-06-13 Chris Demetriou <cgd@broadcom.com>
72f4393d 850 Ed Satterthwaite <ehs@broadcom.com>
3a2b820e
CD
851
852 * cp1.c (FP_PS_upper, FP_PS_lower, FP_PS_cat, FPQNaN_PS): New macros.
853 (value_fpr, store_fpr, fp_cmp, fp_unary, fp_binary, fp_mac)
854 (fp_inv_sqrt, fpu_format_name): Add paired-single support.
855 (convert): Note that this function is not used for paired-single
856 format conversions.
857 (ps_lower, ps_upper, pack_ps, convert_ps): New functions.
858 * mips.igen (FMT, MOVtf.fmt): Add paired-single support.
859 (check_fmt_p): Enable paired-single support.
860 (ALNV.PS, CVT.PS.S, CVT.S.PL, CVT.S.PU, PLL.PS, PLU.PS, PUL.PS)
861 (PUU.PS): New instructions.
862 (CVT.S.fmt): Don't use this instruction for paired-single format
863 destinations.
864 * sim-main.h (FP_formats): New value 'fmt_ps.'
865 (ps_lower, ps_upper, pack_ps, convert_ps): New prototypes.
866 (PSLower, PSUpper, PackPS, ConvertPS): New macros.
867
d18ea9c2
CD
8682002-06-12 Chris Demetriou <cgd@broadcom.com>
869
870 * mips.igen: Fix formatting of function calls in
871 many FP operations.
872
95fd5cee
CD
8732002-06-12 Chris Demetriou <cgd@broadcom.com>
874
875 * mips.igen (MOVN, MOVZ): Trace result.
876 (TNEI): Print "tnei" as the opcode name in traces.
877 (CEIL.W): Add disassembly string for traces.
878 (RSQRT.fmt): Make location of disassembly string consistent
879 with other instructions.
880
4f0d55ae
CD
8812002-06-12 Chris Demetriou <cgd@broadcom.com>
882
883 * mips.igen (X): Delete unused function.
884
3c25f8c7
AC
8852002-06-08 Andrew Cagney <cagney@redhat.com>
886
887 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
888
f3c08b7e 8892002-06-07 Chris Demetriou <cgd@broadcom.com>
72f4393d 890 Ed Satterthwaite <ehs@broadcom.com>
f3c08b7e
CD
891
892 * cp1.c (inner_mac, fp_mac, inner_rsqrt, fp_inv_sqrt)
893 (fp_rsqrt, fp_madd, fp_msub, fp_nmadd, fp_nmsub): New functions.
894 * sim-main.h (fp_rsqrt, fp_madd, fp_msub, fp_nmadd)
895 (fp_nmsub): New prototypes.
896 (RSquareRoot, MultiplyAdd, MultiplySub, NegMultiplyAdd)
897 (NegMultiplySub): New defines.
898 * mips.igen (RSQRT.fmt): Use RSquareRoot().
899 (MADD.D, MADD.S): Replace with...
900 (MADD.fmt): New instruction.
901 (MSUB.D, MSUB.S): Replace with...
902 (MSUB.fmt): New instruction.
903 (NMADD.D, NMADD.S): Replace with...
904 (NMADD.fmt): New instruction.
905 (NMSUB.D, MSUB.S): Replace with...
906 (NMSUB.fmt): New instruction.
907
52714ff9 9082002-06-07 Chris Demetriou <cgd@broadcom.com>
72f4393d 909 Ed Satterthwaite <ehs@broadcom.com>
52714ff9
CD
910
911 * cp1.c: Fix more comment spelling and formatting.
912 (value_fcr, store_fcr): Use fenr_FS rather than hard-coding value.
913 (denorm_mode): New function.
914 (fpu_unary, fpu_binary): Round results after operation, collect
915 status from rounding operations, and update the FCSR.
916 (convert): Collect status from integer conversions and rounding
917 operations, and update the FCSR. Adjust NaN values that result
918 from conversions. Convert to use sim_io_eprintf rather than
919 fprintf, and remove some debugging code.
920 * cp1.h (fenr_FS): New define.
921
577d8c4b
CD
9222002-06-07 Chris Demetriou <cgd@broadcom.com>
923
924 * cp1.c (convert): Remove unusable debugging code, and move MIPS
925 rounding mode to sim FP rounding mode flag conversion code into...
926 (rounding_mode): New function.
927
196496ed
CD
9282002-06-07 Chris Demetriou <cgd@broadcom.com>
929
930 * cp1.c: Clean up formatting of a few comments.
931 (value_fpr): Reformat switch statement.
932
cfe9ea23 9332002-06-06 Chris Demetriou <cgd@broadcom.com>
72f4393d 934 Ed Satterthwaite <ehs@broadcom.com>
cfe9ea23
CD
935
936 * cp1.h: New file.
937 * sim-main.h: Include cp1.h.
938 (SETFCC, GETFCC, IR, UF, OF, DX, IO, UO, FP_FLAGS, FP_ENABLE)
939 (FP_CAUSE, GETFS, FP_RM_NEAREST, FP_RM_TOZERO, FP_RM_TOPINF)
940 (FP_RM_TOMINF, GETRM): Remove. Moved to cp1.h.
941 (FP_FS, FP_MASK_RM, FP_SH_RM, Nan, Less, Equal): Remove.
942 (value_fcr, store_fcr, test_fcsr, fp_cmp): New prototypes.
943 (ValueFCR, StoreFCR, TestFCSR, Compare): New macros.
944 * cp1.c: Don't include sim-fpu.h; already included by
945 sim-main.h. Clean up formatting of some comments.
946 (NaN, Equal, Less): Remove.
947 (test_fcsr, value_fcr, store_fcr, update_fcsr, fp_test)
948 (fp_cmp): New functions.
949 * mips.igen (do_c_cond_fmt): Remove.
950 (C.cond.fmta, C.cond.fmtb): Replace uses of do_c_cond_fmt_a with
951 Compare. Add result tracing.
952 (CxC1): Remove, replace with...
953 (CFC1a, CFC1b, CFC1c, CTC1a, CTC1b, CTC1c): New instructions.
954 (DMxC1): Remove, replace with...
955 (DMFC1a, DMFC1b, DMTC1a, DMTC1b): New instructions.
72f4393d
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956 (MxC1): Remove, replace with...
957 (MFC1a, MFC1b, MTC1a, MTC1b): New instructions.
cfe9ea23 958
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9592002-06-04 Chris Demetriou <cgd@broadcom.com>
960
961 * sim-main.h (FGRIDX): Remove, replace all uses with...
962 (FGR_BASE): New macro.
963 (FP0_REGNUM, FCRCS_REGNUM, FCRIR_REGNUM): New macros.
964 (_sim_cpu): Move 'fgr' member to be right before 'fpr_state' member.
965 (NR_FGR, FGR): Likewise.
966 * interp.c: Replace all uses of FGRIDX with FGR_BASE.
967 * mips.igen: Likewise.
968
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9692002-06-04 Chris Demetriou <cgd@broadcom.com>
970
971 * cp1.c: Add an FSF Copyright notice to this file.
972
ba46ddd0 9732002-06-04 Chris Demetriou <cgd@broadcom.com>
72f4393d 974 Ed Satterthwaite <ehs@broadcom.com>
ba46ddd0
CD
975
976 * cp1.c (Infinity): Remove.
977 * sim-main.h (Infinity): Likewise.
978
979 * cp1.c (fp_unary, fp_binary): New functions.
980 (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div, fp_recip)
981 (fp_sqrt): New functions, implemented in terms of the above.
982 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
983 (Recip, SquareRoot): Remove (replaced by functions above).
984 * sim-main.h (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div)
985 (fp_recip, fp_sqrt): New prototypes.
986 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
987 (Recip, SquareRoot): Replace prototypes with #defines which
988 invoke the functions above.
72f4393d 989
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9902002-06-03 Chris Demetriou <cgd@broadcom.com>
991
992 * sim-main.h (Nan, Infinity, Less, Equal, AbsoluteValue, Negate)
993 (Add, Sub, Multiply, Divide, Recip, SquareRoot): Move lower in
994 file, remove PARAMS from prototypes.
995 (value_fpr, store_fpr, convert): Likewise. Use SIM_STATE to provide
996 simulator state arguments.
997 (ValueFPR, StoreFPR, Convert): Move lower in file. Use SIM_ARGS to
998 pass simulator state arguments.
999 * cp1.c (SD): Redefine as CPU_STATE(cpu).
1000 (store_fpr, convert): Remove 'sd' argument.
1001 (value_fpr): Likewise. Convert to use 'SD' instead.
1002
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CD
10032002-06-03 Chris Demetriou <cgd@broadcom.com>
1004
1005 * cp1.c (Min, Max): Remove #if 0'd functions.
1006 * sim-main.h (Min, Max): Remove.
1007
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10082002-06-03 Chris Demetriou <cgd@broadcom.com>
1009
1010 * cp1.c: fix formatting of switch case and default labels.
1011 * interp.c: Likewise.
1012 * sim-main.c: Likewise.
1013
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10142002-06-03 Chris Demetriou <cgd@broadcom.com>
1015
1016 * cp1.c: Clean up comments which describe FP formats.
1017 (FPQNaN_DOUBLE, FPQNaN_LONG): Generate using UNSIGNED64.
1018
7cbea089 10192002-06-03 Chris Demetriou <cgd@broadcom.com>
72f4393d 1020 Ed Satterthwaite <ehs@broadcom.com>
7cbea089
CD
1021
1022 * configure.in (mipsisa64sb1*-*-*): New target for supporting
1023 Broadcom SiByte SB-1 processor configurations.
1024 * configure: Regenerate.
1025 * sb1.igen: New file.
1026 * mips.igen: Include sb1.igen.
1027 (sb1): New model.
1028 * Makefile.in (IGEN_INCLUDE): Add sb1.igen.
1029 * mdmx.igen: Add "sb1" model to all appropriate functions and
1030 instructions.
1031 * mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
1032 (ob_func, ob_acc): Reference the above.
1033 (qh_acc): Adjust to keep the same size as ob_acc.
1034 * sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
1035 (MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.
1036
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10372002-06-03 Chris Demetriou <cgd@broadcom.com>
1038
1039 * Makefile.in (IGEN_INCLUDE): Add mdmx.igen.
1040
f4f1b9f1 10412002-06-02 Chris Demetriou <cgd@broadcom.com>
72f4393d 1042 Ed Satterthwaite <ehs@broadcom.com>
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CD
1043
1044 * mips.igen (mdmx): New (pseudo-)model.
1045 * mdmx.c, mdmx.igen: New files.
1046 * Makefile.in (SIM_OBJS): Add mdmx.o.
1047 * sim-main.h (MDMX_accumulator, MX_fmtsel, signed24, signed48):
1048 New typedefs.
1049 (ACC, MX_Add, MX_AddA, MX_AddL, MX_And, MX_C_EQ, MX_C_LT, MX_Comp)
1050 (MX_FMT_OB, MX_FMT_QH, MX_Max, MX_Min, MX_Msgn, MX_Mul, MX_MulA)
1051 (MX_MulL, MX_MulS, MX_MulSL, MX_Nor, MX_Or, MX_Pick, MX_RAC)
1052 (MX_RAC_H, MX_RAC_L, MX_RAC_M, MX_RNAS, MX_RNAU, MX_RND_AS)
1053 (MX_RND_AU, MX_RND_ES, MX_RND_EU, MX_RND_ZS, MX_RND_ZU, MX_RNES)
1054 (MX_RNEU, MX_RZS, MX_RZU, MX_SHFL, MX_ShiftLeftLogical)
1055 (MX_ShiftRightArith, MX_ShiftRightLogical, MX_Sub, MX_SubA, MX_SubL)
1056 (MX_VECT_ADD, MX_VECT_ADDA, MX_VECT_ADDL, MX_VECT_AND)
1057 (MX_VECT_MAX, MX_VECT_MIN, MX_VECT_MSGN, MX_VECT_MUL, MX_VECT_MULA)
1058 (MX_VECT_MULL, MX_VECT_MULS, MX_VECT_MULSL, MX_VECT_NOR)
1059 (MX_VECT_OR, MX_VECT_SLL, MX_VECT_SRA, MX_VECT_SRL, MX_VECT_SUB)
1060 (MX_VECT_SUBA, MX_VECT_SUBL, MX_VECT_XOR, MX_WACH, MX_WACL, MX_Xor)
1061 (SIM_ARGS, SIM_STATE, UnpredictableResult, fmt_mdmx, ob_fmtsel)
1062 (qh_fmtsel): New macros.
1063 (_sim_cpu): New member "acc".
1064 (mdmx_acc_op, mdmx_cc_op, mdmx_cpr_op, mdmx_pick_op, mdmx_rac_op)
1065 (mdmx_round_op, mdmx_shuffle, mdmx_wach, mdmx_wacl): New functions.
1066
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10672002-05-01 Chris Demetriou <cgd@broadcom.com>
1068
1069 * interp.c: Use 'deprecated' rather than 'depreciated.'
1070 * sim-main.h: Likewise.
1071
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10722002-05-01 Chris Demetriou <cgd@broadcom.com>
1073
1074 * cp1.c (store_fpr): Remove #ifdef'd out call to UndefinedResult
1075 which wouldn't compile anyway.
1076 * sim-main.h (unpredictable_action): New function prototype.
1077 (Unpredictable): Define to call igen function unpredictable().
1078 (NotWordValue): New macro to call igen function not_word_value().
1079 (UndefinedResult): Remove.
1080 * interp.c (undefined_result): Remove.
1081 (unpredictable_action): New function.
1082 * mips.igen (not_word_value, unpredictable): New functions.
1083 (ADD, ADDI, do_addiu, do_addu, BGEZAL, BGEZALL, BLTZAL, BLTZALL)
1084 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, do_mult, do_multu)
1085 (do_sra, do_srav, do_srl, do_srlv, SUB, do_subu): Invoke
1086 NotWordValue() to check for unpredictable inputs, then
1087 Unpredictable() to handle them.
1088
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10892002-02-24 Chris Demetriou <cgd@broadcom.com>
1090
1091 * mips.igen: Fix formatting of calls to Unpredictable().
1092
e1015982
AC
10932002-04-20 Andrew Cagney <ac131313@redhat.com>
1094
1095 * interp.c (sim_open): Revert previous change.
1096
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AO
10972002-04-18 Alexandre Oliva <aoliva@redhat.com>
1098
1099 * interp.c (sim_open): Disable chunk of code that wrote code in
1100 vector table entries.
1101
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CD
11022002-03-19 Chris Demetriou <cgd@broadcom.com>
1103
1104 * cp1.c (FP_S_s, FP_D_s, FP_S_be, FP_D_be, FP_S_e, FP_D_e, FP_S_f)
1105 (FP_D_f, FP_S_fb, FP_D_fb, FPINF_SINGLE, FPINF_DOUBLE): Remove
1106 unused definitions.
1107
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11082002-03-19 Chris Demetriou <cgd@broadcom.com>
1109
1110 * cp1.c: Fix many formatting issues.
1111
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11122002-03-19 Chris G. Demetriou <cgd@broadcom.com>
1113
1114 * cp1.c (fpu_format_name): New function to replace...
1115 (DOFMT): This. Delete, and update all callers.
1116 (fpu_rounding_mode_name): New function to replace...
1117 (RMMODE): This. Delete, and update all callers.
1118
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CD
11192002-03-19 Chris G. Demetriou <cgd@broadcom.com>
1120
1121 * interp.c: Move FPU support routines from here to...
1122 * cp1.c: Here. New file.
1123 * Makefile.in (SIM_OBJS): Add cp1.o to object list.
1124 (cp1.o): New target.
1125
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CD
11262002-03-12 Chris Demetriou <cgd@broadcom.com>
1127
1128 * configure.in (mipsisa32*-*-*, mipsisa64*-*-*): New targets.
1129 * mips.igen (mips32, mips64): New models, add to all instructions
1130 and functions as appropriate.
1131 (loadstore_ea, check_u64): New variant for model mips64.
1132 (check_fmt_p): New variant for models mipsV and mips64, remove
1133 mipsV model marking fro other variant.
1134 (SLL) Rename to...
1135 (SLLa) this.
1136 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, SLLb): New instructions
1137 for mips32 and mips64.
1138 (DCLO, DCLZ): New instructions for mips64.
1139
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11402002-03-07 Chris Demetriou <cgd@broadcom.com>
1141
1142 * mips.igen (BREAK, LUI, ORI, SYSCALL, XORI): Print
1143 immediate or code as a hex value with the "%#lx" format.
1144 (ANDI): Likewise, and fix printed instruction name.
1145
b96e7ef1
CD
11462002-03-05 Chris Demetriou <cgd@broadcom.com>
1147
1148 * sim-main.h (UndefinedResult, Unpredictable): New macros
1149 which currently do nothing.
1150
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11512002-03-05 Chris Demetriou <cgd@broadcom.com>
1152
1153 * sim-main.h (status_UX, status_SX, status_KX, status_TS)
1154 (status_PX, status_MX, status_CU0, status_CU1, status_CU2)
1155 (status_CU3): New definitions.
1156
1157 * sim-main.h (ExceptionCause): Add new values for MIPS32
1158 and MIPS64: MDMX, MCheck, CacheErr. Update comments
1159 for DebugBreakPoint and NMIReset to note their status in
1160 MIPS32 and MIPS64.
1161 (SignalExceptionMDMX, SignalExceptionWatch, SignalExceptionMCheck)
1162 (SignalExceptionCacheErr): New exception macros.
1163
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CD
11642002-03-05 Chris Demetriou <cgd@broadcom.com>
1165
1166 * mips.igen (check_fpu): Enable check for coprocessor 1 usability.
1167 * sim-main.h (COP_Usable): Define, but for now coprocessor 1
1168 is always enabled.
1169 (SignalExceptionCoProcessorUnusable): Take as argument the
1170 unusable coprocessor number.
1171
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CD
11722002-03-05 Chris Demetriou <cgd@broadcom.com>
1173
1174 * mips.igen: Fix formatting of all SignalException calls.
1175
97a88e93 11762002-03-05 Chris Demetriou <cgd@broadcom.com>
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CD
1177
1178 * sim-main.h (SIGNEXTEND): Remove.
1179
97a88e93 11802002-03-04 Chris Demetriou <cgd@broadcom.com>
b5040d49
CD
1181
1182 * mips.igen: Remove gencode comment from top of file, fix
1183 spelling in another comment.
1184
97a88e93 11852002-03-04 Chris Demetriou <cgd@broadcom.com>
8612006b
CD
1186
1187 * mips.igen (check_fmt, check_fmt_p): New functions to check
1188 whether specific floating point formats are usable.
1189 (ABS.fmt, ADD.fmt, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
1190 (FLOOR.W.fmt, MOV.fmt, MUL.fmt, NEG.fmt, RECIP.fmt, ROUND.L.fmt)
1191 (ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt, TRUNC.L.fmt, TRUNC.W):
1192 Use the new functions.
1193 (do_c_cond_fmt): Remove format checks...
1194 (C.cond.fmta, C.cond.fmtb): And move them into all callers.
1195
97a88e93 11962002-03-03 Chris Demetriou <cgd@broadcom.com>
9b17d183
CD
1197
1198 * mips.igen: Fix formatting of check_fpu calls.
1199
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CD
12002002-03-03 Chris Demetriou <cgd@broadcom.com>
1201
1202 * mips.igen (FLOOR.L.fmt): Store correct destination register.
1203
4a0bd876
CD
12042002-03-03 Chris Demetriou <cgd@broadcom.com>
1205
1206 * mips.igen: Remove whitespace at end of lines.
1207
09297648
CD
12082002-03-02 Chris Demetriou <cgd@broadcom.com>
1209
1210 * mips.igen (loadstore_ea): New function to do effective
1211 address calculations.
1212 (do_load, do_load_left, do_load_right, LL, LDD, PREF, do_store,
1213 do_store_left, do_store_right, SC, SCD, PREFX, SWC1, SWXC1,
1214 CACHE): Use loadstore_ea to do effective address computations.
1215
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CD
12162002-03-02 Chris Demetriou <cgd@broadcom.com>
1217
1218 * interp.c (load_word): Use EXTEND32 rather than SIGNEXTEND.
1219 * mips.igen (LL, CxC1, MxC1): Likewise.
1220
c1e8ada4
CD
12212002-03-02 Chris Demetriou <cgd@broadcom.com>
1222
1223 * mips.igen (LL, LLD, PREF, SC, SCD, ABS.fmt, ADD.fmt, CEIL.L.fmt,
1224 CEIL.W, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt,
1225 FLOOR.L.fmt, FLOOR.W.fmt, MADD.D, MADD.S, MOV.fmt, MOVtf.fmt,
1226 MSUB.D, MSUB.S, MUL.fmt, NEG.fmt, NMADD.D, NMADD.S, NMSUB.D,
1227 NMSUB.S, PREFX, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt,
1228 SQRT.fmt, SUB.fmt, SWC1, SWXC1, TRUNC.L.fmt, TRUNC.W, CACHE):
1229 Don't split opcode fields by hand, use the opcode field values
1230 provided by igen.
1231
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CD
12322002-03-01 Chris Demetriou <cgd@broadcom.com>
1233
1234 * mips.igen (do_divu): Fix spacing.
1235
1236 * mips.igen (do_dsllv): Move to be right before DSLLV,
1237 to match the rest of the do_<shift> functions.
1238
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CD
12392002-03-01 Chris Demetriou <cgd@broadcom.com>
1240
1241 * mips.igen (do_dsll, do_dsllv, DSLL32, do_dsra, DSRA32, do_dsrl,
1242 DSRL32, do_dsrlv): Trace inputs and results.
1243
0d3e762b
CD
12442002-03-01 Chris Demetriou <cgd@broadcom.com>
1245
1246 * mips.igen (CACHE): Provide instruction-printing string.
1247
1248 * interp.c (signal_exception): Comment tokens after #endif.
1249
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CD
12502002-02-28 Chris Demetriou <cgd@broadcom.com>
1251
1252 * mips.igen (LWXC1): Mark with filter "64,f", rather than just "32".
72f4393d
L
1253 (MOVtf, MxC1, MxC1, DMxC1, DMxC1, CxC1, CxC1, SQRT.fmt, MOV.fmt,
1254 NEG.fmt, ROUND.L.fmt, TRUNC.L.fmt, CEIL.L.fmt, FLOOR.L.fmt,
1255 ROUND.W.fmt, TRUNC.W, CEIL.W, FLOOR.W.fmt, RECIP.fmt, RSQRT.fmt,
1256 CVT.S.fmt, CVT.D.fmt, CVT.W.fmt, CVT.L.fmt, MOVtf.fmt, C.cond.fmta,
1257 C.cond.fmtb, SUB.fmt, MUL.fmt, DIV.fmt, MOVZ.fmt, MOVN.fmt, LDXC1,
1258 SWXC1, SDXC1, MSUB.D, MSUB.S, NMADD.S, NMADD.D, NMSUB.S, NMSUB.D,
eb5fcf93
CD
1259 LWC1, SWC1): Add "f" to filter, since these are FP instructions.
1260
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12612002-02-28 Chris Demetriou <cgd@broadcom.com>
1262
1263 * mips.igen (DSRA32, DSRAV): Fix order of arguments in
1264 instruction-printing string.
1265 (LWU): Use '64' as the filter flag.
1266
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12672002-02-28 Chris Demetriou <cgd@broadcom.com>
1268
1269 * mips.igen (SDXC1): Fix instruction-printing string.
1270
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12712002-02-28 Chris Demetriou <cgd@broadcom.com>
1272
1273 * mips.igen (LDC1, SDC1): Remove mipsI model, and mark with
1274 filter flags "32,f".
1275
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12762002-02-27 Chris Demetriou <cgd@broadcom.com>
1277
1278 * mips.igen (PREFX): This is a 64-bit instruction, use '64'
1279 as the filter flag.
1280
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CD
12812002-02-27 Chris Demetriou <cgd@broadcom.com>
1282
1283 * mips.igen (PREFX): Tweak instruction opcode fields (i.e.,
1284 add a comma) so that it more closely match the MIPS ISA
1285 documentation opcode partitioning.
1286 (PREF): Put useful names on opcode fields, and include
1287 instruction-printing string.
1288
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12892002-02-27 Chris Demetriou <cgd@broadcom.com>
1290
1291 * mips.igen (check_u64): New function which in the future will
1292 check whether 64-bit instructions are usable and signal an
1293 exception if not. Currently a no-op.
1294 (DADD, DADDI, DADDIU, DADDU, DDIV, DDIVU, DMULT, DMULTU, DSLL,
1295 DSLL32, DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB,
1296 DSUBU, LD, LDL, LDR, LLD, LWU, SCD, SD, SDL, SDR, DMxC1, LDXC1,
1297 LWXC1, SDXC1, SWXC1, DMFC0, DMTC0): Use check_u64.
1298
1299 * mips.igen (check_fpu): New function which in the future will
1300 check whether FPU instructions are usable and signal an exception
1301 if not. Currently a no-op.
1302 (ABS.fmt, ADD.fmt, BC1a, BC1b, C.cond.fmta, C.cond.fmtb,
1303 CEIL.L.fmt, CEIL.W, CxC1, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt,
1304 CVT.W.fmt, DIV.fmt, DMxC1, DMxC1, FLOOR.L.fmt, FLOOR.W.fmt, LDC1,
1305 LDXC1, LWC1, LWXC1, MADD.D, MADD.S, MxC1, MOV.fmt, MOVtf,
1306 MOVtf.fmt, MOVN.fmt, MOVZ.fmt, MSUB.D, MSUB.S, MUL.fmt, NEG.fmt,
1307 NMADD.D, NMADD.S, NMSUB.D, NMSUB.S, RECIP.fmt, ROUND.L.fmt,
1308 ROUND.W.fmt, RSQRT.fmt, SDC1, SDXC1, SQRT.fmt, SUB.fmt, SWC1,
1309 SWXC1, TRUNC.L.fmt, TRUNC.W): Use check_fpu.
1310
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13112002-02-27 Chris Demetriou <cgd@broadcom.com>
1312
1313 * mips.igen (do_load_left, do_load_right): Move to be immediately
1314 following do_load.
1315 (do_store_left, do_store_right): Move to be immediately following
1316 do_store.
1317
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13182002-02-27 Chris Demetriou <cgd@broadcom.com>
1319
1320 * mips.igen (mipsV): New model name. Also, add it to
1321 all instructions and functions where it is appropriate.
1322
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13232002-02-18 Chris Demetriou <cgd@broadcom.com>
1324
1325 * mips.igen: For all functions and instructions, list model
1326 names that support that instruction one per line.
1327
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13282002-02-11 Chris Demetriou <cgd@broadcom.com>
1329
1330 * mips.igen: Add some additional comments about supported
1331 models, and about which instructions go where.
1332 (BC1b, MFC0, MTC0, RFE): Sort supported models in the same
1333 order as is used in the rest of the file.
1334
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13352002-02-11 Chris Demetriou <cgd@broadcom.com>
1336
1337 * mips.igen (ADD, ADDI, DADDI, DSUB, SUB): Add comment
1338 indicating that ALU32_END or ALU64_END are there to check
1339 for overflow.
1340 (DADD): Likewise, but also remove previous comment about
1341 overflow checking.
1342
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13432002-02-10 Chris Demetriou <cgd@broadcom.com>
1344
1345 * mips.igen (DDIV, DIV, DIVU, DMULT, DMULTU, DSLL, DSLL32,
1346 DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB, DSUBU,
1347 JALR, JR, MOVN, MOVZ, MTLO, MULT, MULTU, SLL, SLLV, SLT, SLTU,
1348 SRAV, SRLV, SUB, SUBU, SYNC, XOR, MOVtf, DI, DMFC0, DMTC0, EI,
1349 ERET, RFE, TLBP, TLBR, TLBWI, TLBWR): Tweak instruction opcode
1350 fields (i.e., add and move commas) so that they more closely
1351 match the MIPS ISA documentation opcode partitioning.
1352
13532002-02-10 Chris Demetriou <cgd@broadcom.com>
20ae0098 1354
72f4393d
L
1355 * mips.igen (ADDI): Print immediate value.
1356 (BREAK): Print code.
1357 (DADDIU, DSRAV, DSRLV): Print correct instruction name.
1358 (SLL): Print "nop" specially, and don't run the code
1359 that does the shift for the "nop" case.
20ae0098 1360
9e52972e
FF
13612001-11-17 Fred Fish <fnf@redhat.com>
1362
1363 * sim-main.h (float_operation): Move enum declaration outside
1364 of _sim_cpu struct declaration.
1365
c0efbca4
JB
13662001-04-12 Jim Blandy <jimb@redhat.com>
1367
1368 * mips.igen (CFC1, CTC1): Pass the correct register numbers to
1369 PENDING_FILL. Use PENDING_SCHED directly to handle the pending
1370 set of the FCSR.
1371 * sim-main.h (COCIDX): Remove definition; this isn't supported by
1372 PENDING_FILL, and you can get the intended effect gracefully by
1373 calling PENDING_SCHED directly.
1374
fb891446
BE
13752001-02-23 Ben Elliston <bje@redhat.com>
1376
1377 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Only define if not
1378 already defined elsewhere.
1379
8030f857
BE
13802001-02-19 Ben Elliston <bje@redhat.com>
1381
1382 * sim-main.h (sim_monitor): Return an int.
1383 * interp.c (sim_monitor): Add return values.
1384 (signal_exception): Handle error conditions from sim_monitor.
1385
56b48a7a
CD
13862001-02-08 Ben Elliston <bje@redhat.com>
1387
1388 * sim-main.c (load_memory): Pass cia to sim_core_read* functions.
1389 (store_memory): Likewise, pass cia to sim_core_write*.
1390
d3ee60d9
FCE
13912000-10-19 Frank Ch. Eigler <fche@redhat.com>
1392
1393 On advice from Chris G. Demetriou <cgd@sibyte.com>:
1394 * sim-main.h (GPR_CLEAR): Remove unused alternative macro.
1395
071da002
AC
1396Thu Jul 27 22:02:05 2000 Andrew Cagney <cagney@b1.cygnus.com>
1397
1398 From Maciej W. Rozycki <macro@ds2.pg.gda.pl>:
1399 * Makefile.in: Don't delete *.igen when cleaning directory.
1400
a28c02cd
AC
1401Wed Jul 19 18:50:51 2000 Andrew Cagney <cagney@b1.cygnus.com>
1402
1403 * m16.igen (break): Call SignalException not sim_engine_halt.
1404
80ee11fa
AC
1405Mon Jul 3 11:13:20 2000 Andrew Cagney <cagney@b1.cygnus.com>
1406
1407 From Jason Eckhardt:
1408 * mips.igen (MOVZ.fmt, MOVN.fmt): Move conditional on GPR[RT].
1409
673388c0
AC
1410Tue Jun 13 20:52:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
1411
1412 * mips.igen (MxC1, DMxC1): Fix printf formatting.
1413
4c0deff4
NC
14142000-05-24 Michael Hayes <mhayes@cygnus.com>
1415
1416 * mips.igen (do_dmultx): Fix typo.
1417
eb2d80b4
AC
1418Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
1419
1420 * configure: Regenerated to track ../common/aclocal.m4 changes.
1421
dd37a34b
AC
1422Fri Apr 28 20:48:36 2000 Andrew Cagney <cagney@b1.cygnus.com>
1423
1424 * mips.igen (DMxC1): Fix format arguments for sim_io_eprintf call.
1425
4c0deff4
NC
14262000-04-12 Frank Ch. Eigler <fche@redhat.com>
1427
1428 * sim-main.h (GPR_CLEAR): Define macro.
1429
e30db738
AC
1430Mon Apr 10 00:07:09 2000 Andrew Cagney <cagney@b1.cygnus.com>
1431
1432 * interp.c (decode_coproc): Output long using %lx and not %s.
1433
cb7450ea
FCE
14342000-03-21 Frank Ch. Eigler <fche@redhat.com>
1435
1436 * interp.c (sim_open): Sort & extend dummy memory regions for
1437 --board=jmr3904 for eCos.
1438
a3027dd7
FCE
14392000-03-02 Frank Ch. Eigler <fche@redhat.com>
1440
1441 * configure: Regenerated.
1442
1443Tue Feb 8 18:35:01 2000 Donald Lindsay <dlindsay@hound.cygnus.com>
1444
1445 * interp.c, mips.igen: all 5 DEADC0DE situations now have sim_io_eprintf
1446 calls, conditional on the simulator being in verbose mode.
1447
dfcd3bfb
JM
1448Fri Feb 4 09:45:15 2000 Donald Lindsay <dlindsay@cygnus.com>
1449
1450 * sim-main.c (cache_op): Added case arm so that CACHE ops to a secondary
1451 cache don't get ReservedInstruction traps.
1452
c2d11a7d
JM
14531999-11-29 Mark Salter <msalter@cygnus.com>
1454
1455 * dv-tx3904sio.c (tx3904sio_io_write_buffer): Use write value as a mask
1456 to clear status bits in sdisr register. This is how the hardware works.
1457
1458 * interp.c (sim_open): Added more memory aliases for jmr3904 hardware
1459 being used by cygmon.
1460
4ce44c66
JM
14611999-11-11 Andrew Haley <aph@cygnus.com>
1462
1463 * interp.c (decode_coproc): Correctly handle DMFC0 and DMTC0
1464 instructions.
1465
cff3e48b
JM
1466Thu Sep 9 15:12:08 1999 Geoffrey Keating <geoffk@cygnus.com>
1467
1468 * mips.igen (MULT): Correct previous mis-applied patch.
1469
d4f3574e
SS
1470Tue Sep 7 13:34:54 1999 Geoffrey Keating <geoffk@cygnus.com>
1471
1472 * mips.igen (delayslot32): Handle sequence like
1473 mtc1 $at,$f12 ; jal fp_add ; mov.s $f13,$f12
1474 correctly by calling ENGINE_ISSUE_PREFIX_HOOK() before issue.
1475 (MULT): Actually pass the third register...
1476
14771999-09-03 Mark Salter <msalter@cygnus.com>
1478
1479 * interp.c (sim_open): Added more memory aliases for additional
1480 hardware being touched by cygmon on jmr3904 board.
1481
1482Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
1483
1484 * configure: Regenerated to track ../common/aclocal.m4 changes.
1485
a0b3c4fd
JM
1486Tue Jul 27 16:36:51 1999 Andrew Cagney <cagney@amy.cygnus.com>
1487
1488 * interp.c (sim_store_register): Handle case where client - GDB -
1489 specifies that a 4 byte register is 8 bytes in size.
1490 (sim_fetch_register): Ditto.
72f4393d 1491
adf40b2e
JM
14921999-07-14 Frank Ch. Eigler <fche@cygnus.com>
1493
1494 Implement "sim firmware" option, inspired by jimb's version of 1998-01.
1495 * interp.c (firmware_option_p): New global flag: "sim firmware" given.
1496 (idt_monitor_base): Base address for IDT monitor traps.
1497 (pmon_monitor_base): Ditto for PMON.
1498 (lsipmon_monitor_base): Ditto for LSI PMON.
1499 (MONITOR_BASE, MONITOR_SIZE): Removed macros.
1500 (mips_option): Add "firmware" option with new OPTION_FIRMWARE key.
1501 (sim_firmware_command): New function.
1502 (mips_option_handler): Call it for OPTION_FIRMWARE.
1503 (sim_open): Allocate memory for idt_monitor region. If "--board"
1504 option was given, add no monitor by default. Add BREAK hooks only if
1505 monitors are also there.
72f4393d 1506
43e526b9
JM
1507Mon Jul 12 00:02:27 1999 Andrew Cagney <cagney@amy.cygnus.com>
1508
1509 * interp.c (sim_monitor): Flush output before reading input.
1510
1511Sun Jul 11 19:28:11 1999 Andrew Cagney <cagney@b1.cygnus.com>
1512
1513 * tconfig.in (SIM_HANDLES_LMA): Always define.
1514
1515Thu Jul 8 16:06:59 1999 Andrew Cagney <cagney@b1.cygnus.com>
1516
1517 From Mark Salter <msalter@cygnus.com>:
1518 * interp.c (BOARD_BSP): Define. Add to list of possible boards.
1519 (sim_open): Add setup for BSP board.
1520
9846de1b
JM
1521Wed Jul 7 12:45:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
1522
1523 * mips.igen (MULT, MULTU): Add syntax for two operand version.
1524 (DMFC0, DMTC0): Recognize. Call DecodeCoproc which will report
1525 them as unimplemented.
1526
cd0fc7c3
SS
15271999-05-08 Felix Lee <flee@cygnus.com>
1528
1529 * configure: Regenerated to track ../common/aclocal.m4 changes.
72f4393d 1530
7a292a7a
SS
15311999-04-21 Frank Ch. Eigler <fche@cygnus.com>
1532
1533 * mips.igen (bc0f): For the TX39 only, decode this as a no-op stub.
1534
1535Thu Apr 15 14:15:17 1999 Andrew Cagney <cagney@amy.cygnus.com>
1536
1537 * configure.in: Any mips64vr5*-*-* target should have
1538 -DTARGET_ENABLE_FR=1.
1539 (default_endian): Any mips64vr*el-*-* target should default to
1540 LITTLE_ENDIAN.
1541 * configure: Re-generate.
1542
15431999-02-19 Gavin Romig-Koch <gavin@cygnus.com>
1544
1545 * mips.igen (ldl): Extend from _16_, not 32.
1546
1547Wed Jan 27 18:51:38 1999 Andrew Cagney <cagney@chook.cygnus.com>
1548
1549 * interp.c (sim_store_register): Force registers written to by GDB
1550 into an un-interpreted state.
1551
c906108c
SS
15521999-02-05 Frank Ch. Eigler <fche@cygnus.com>
1553
1554 * dv-tx3904sio.c (tx3904sio_tickle): After a polled I/O from the
1555 CPU, start periodic background I/O polls.
72f4393d 1556 (tx3904sio_poll): New function: periodic I/O poller.
c906108c
SS
1557
15581998-12-30 Frank Ch. Eigler <fche@cygnus.com>
1559
1560 * mips.igen (BREAK): Call signal_exception instead of sim_engine_halt.
72f4393d 1561
c906108c
SS
1562Tue Dec 29 16:03:53 1998 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1563
1564 * configure.in, configure (mips64vr5*-*-*): Added missing ;; in
1565 case statement.
1566
15671998-12-29 Frank Ch. Eigler <fche@cygnus.com>
72f4393d
L
1568
1569 * interp.c (sim_open): Allocate jm3904 memory in smaller chunks.
c906108c
SS
1570 (load_word): Call SIM_CORE_SIGNAL hook on error.
1571 (signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook before
1572 starting. For exception dispatching, pass PC instead of NULL_CIA.
1573 (decode_coproc): Use COP0_BADVADDR to store faulting address.
72f4393d 1574 * sim-main.h (COP0_BADVADDR): Define.
c906108c
SS
1575 (SIM_CORE_SIGNAL): Define hook to call mips_core_signal.
1576 (SIM_CPU_EXCEPTION*): Define hooks to call mips_cpu_exception*().
72f4393d 1577 (_sim_cpu): Add exc_* fields to store register value snapshots.
c906108c
SS
1578 * mips.igen (*): Replace memory-related SignalException* calls
1579 with references to SIM_CORE_SIGNAL hook.
72f4393d 1580
c906108c
SS
1581 * dv-tx3904irc.c (tx3904irc_port_event): printf format warning
1582 fix.
1583 * sim-main.c (*): Minor warning cleanups.
72f4393d 1584
c906108c
SS
15851998-12-24 Gavin Romig-Koch <gavin@cygnus.com>
1586
1587 * m16.igen (DADDIU5): Correct type-o.
1588
1589Mon Dec 21 10:34:48 1998 Andrew Cagney <cagney@chook>
1590
1591 * mips.igen (do_ddiv, do_ddivu): Pacify GCC. Update hi/lo via tmp
1592 variables.
1593
1594Wed Dec 16 18:20:28 1998 Andrew Cagney <cagney@chook>
1595
1596 * Makefile.in (SIM_EXTRA_CFLAGS): No longer need to add .../newlib
1597 to include path.
1598 (interp.o): Add dependency on itable.h
1599 (oengine.c, gencode): Delete remaining references.
1600 (BUILT_SRC_FROM_GEN): Clean up.
72f4393d 1601
c906108c 16021998-12-16 Gavin Romig-Koch <gavin@cygnus.com>
72f4393d 1603
c906108c
SS
1604 * vr4run.c: New.
1605 * Makefile.in (SIM_HACK_OBJ,HACK_OBJS,HACK_GEN_SRCS,libhack.a,
1606 tmp-hack,tmp-m32-hack,tmp-m16-hack,tmp-itable-hack,
1607 tmp-run-hack) : New.
1608 * m16.igen (LD,DADDIU,DADDUI5,DADJSP,DADDIUSP,DADDI,DADDU,DSUBU,
72f4393d 1609 DSLL,DSRL,DSRA,DSLLV,DSRAV,DMULT,DMULTU,DDIV,DDIVU,JALX32,JALX):
c906108c
SS
1610 Drop the "64" qualifier to get the HACK generator working.
1611 Use IMMEDIATE rather than IMMED. Use SHAMT rather than SHIFT.
1612 * mips.igen (do_daddiu,do_ddiv,do_divu): Remove the 64-only
1613 qualifier to get the hack generator working.
1614 (do_dsll,do_dsllv,do_dsra,do_dsrl,do_dsrlv): New.
1615 (DSLL): Use do_dsll.
1616 (DSLLV): Use do_dsllv.
1617 (DSRA): Use do_dsra.
1618 (DSRL): Use do_dsrl.
1619 (DSRLV): Use do_dsrlv.
1620 (BC1): Move *vr4100 to get the HACK generator working.
72f4393d 1621 (CxC1, DMxC1, MxC1,MACCU,MACCHI,MACCHIU): Rename to
c906108c
SS
1622 get the HACK generator working.
1623 (MACC) Rename to get the HACK generator working.
1624 (DMACC,MACCS,DMACCS): Add the 64.
72f4393d 1625
c906108c
SS
16261998-12-12 Gavin Romig-Koch <gavin@cygnus.com>
1627
1628 * mips.igen (BC1): Renamed to BC1a and BC1b to avoid conflicts.
1629 * sim-main.h (SizeFGR): Handle TARGET_ENABLE_FR.
72f4393d 1630
c906108c
SS
16311998-12-11 Gavin Romig-Koch <gavin@cygnus.com>
1632
1633 * mips/interp.c (DEBUG): Cleanups.
1634
16351998-12-10 Frank Ch. Eigler <fche@cygnus.com>
1636
1637 * dv-tx3904sio.c (tx3904sio_io_read_buffer): Endianness fixes.
1638 (tx3904sio_tickle): fflush after a stdout character output.
72f4393d 1639
c906108c
SS
16401998-12-03 Frank Ch. Eigler <fche@cygnus.com>
1641
1642 * interp.c (sim_close): Uninstall modules.
1643
1644Wed Nov 25 13:41:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
1645
1646 * sim-main.h, interp.c (sim_monitor): Change to global
1647 function.
1648
1649Wed Nov 25 17:33:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
1650
1651 * configure.in (vr4100): Only include vr4100 instructions in
1652 simulator.
1653 * configure: Re-generate.
1654 * m16.igen (*): Tag all mips16 instructions as also being vr4100.
1655
1656Mon Nov 23 18:20:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1657
1658 * Makefile.in (SIM_CFLAGS): Do not define WITH_IGEN.
1659 * sim-main.h, sim-main.c, interp.c: Delete #if WITH_IGEN keeping
1660 true alternative.
1661
1662 * configure.in (sim_default_gen, sim_use_gen): Replace with
1663 sim_gen.
1664 (--enable-sim-igen): Delete config option. Always using IGEN.
1665 * configure: Re-generate.
72f4393d 1666
c906108c
SS
1667 * Makefile.in (gencode): Kill, kill, kill.
1668 * gencode.c: Ditto.
72f4393d 1669
c906108c
SS
1670Mon Nov 23 18:07:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1671
1672 * configure.in: Configure mips64vr4100-elf nee mips64vr41* as a 64
1673 bit mips16 igen simulator.
1674 * configure: Re-generate.
1675
1676 * mips.igen (check_div_hilo, check_mult_hilo, check_mf_hilo): Mark
1677 as part of vr4100 ISA.
1678 * vr.igen: Mark all instructions as 64 bit only.
1679
1680Mon Nov 23 17:07:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1681
1682 * interp.c (get_cell, sim_monitor, fetch_str, CoProcPresent):
1683 Pacify GCC.
1684
1685Mon Nov 23 13:23:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
1686
1687 * configure.in: Configure mips-lsi-elf nee mips*lsi* as a
1688 mipsIII/mips16 igen simulator. Fix sim_gen VS sim_igen typos.
1689 * configure: Re-generate.
1690
1691 * m16.igen (BREAK): Define breakpoint instruction.
1692 (JALX32): Mark instruction as mips16 and not r3900.
1693 * mips.igen (C.cond.fmt): Fix typo in instruction format.
1694
1695 * sim-main.h (PENDING_FILL): Wrap C statements in do/while.
1696
1697Sat Nov 7 09:54:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1698
1699 * gencode.c (build_instruction - BREAK): For MIPS16, handle BREAK
1700 insn as a debug breakpoint.
1701
1702 * sim-main.h (PENDING_SLOT_BIT): Fix, was incorrectly defined as
1703 pending.slot_size.
1704 (PENDING_SCHED): Clean up trace statement.
1705 (PENDING_SCHED): Increment PENDING_IN and PENDING_TOTAL.
1706 (PENDING_FILL): Delay write by only one cycle.
1707 (PENDING_FILL): For FSRs, write fmt_uninterpreted to FPR_STATE.
1708
1709 * sim-main.c (pending_tick): Clean up trace statements. Add trace
1710 of pending writes.
1711 (pending_tick): Fix sizes in switch statements, 4 & 8 instead of
1712 32 & 64.
1713 (pending_tick): Move incrementing of index to FOR statement.
1714 (pending_tick): Only update PENDING_OUT after a write has occured.
72f4393d 1715
c906108c
SS
1716 * configure.in: Add explicit mips-lsi-* target. Use gencode to
1717 build simulator.
1718 * configure: Re-generate.
72f4393d 1719
c906108c
SS
1720 * interp.c (sim_engine_run OLD): Delete explicit call to
1721 PENDING_TICK. Now called via ENGINE_ISSUE_PREFIX_HOOK.
72f4393d 1722
c906108c
SS
1723Sat Oct 30 09:49:10 1998 Frank Ch. Eigler <fche@cygnus.com>
1724
1725 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Add dummy
1726 interrupt level number to match changed SignalExceptionInterrupt
1727 macro.
1728
1729Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
1730
1731 * interp.c: #include "itable.h" if WITH_IGEN.
1732 (get_insn_name): New function.
1733 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
1734 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
1735
1736Mon Sep 14 12:36:44 1998 Frank Ch. Eigler <fche@cygnus.com>
1737
1738 * configure: Rebuilt to inhale new common/aclocal.m4.
1739
1740Tue Sep 1 15:39:18 1998 Frank Ch. Eigler <fche@cygnus.com>
1741
1742 * dv-tx3904sio.c: Include sim-assert.h.
1743
1744Tue Aug 25 12:49:46 1998 Frank Ch. Eigler <fche@cygnus.com>
1745
1746 * dv-tx3904sio.c: New file: tx3904 serial I/O module.
1747 * configure.in: Add dv-tx3904sio, dv-sockser for tx39 target.
1748 Reorganize target-specific sim-hardware checks.
1749 * configure: rebuilt.
1750 * interp.c (sim_open): For tx39 target boards, set
1751 OPERATING_ENVIRONMENT, add tx3904sio devices.
1752 * tconfig.in: For tx39 target, set SIM_HANDLES_LMA for loading
1753 ROM executables. Install dv-sockser into sim-modules list.
72f4393d 1754
c906108c
SS
1755 * dv-tx3904irc.c: Compiler warning clean-up.
1756 * dv-tx3904tmr.c: Compiler warning clean-up. Remove particularly
1757 frequent hw-trace messages.
1758
1759Fri Jul 31 18:14:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
1760
1761 * vr.igen (MulAcc): Identify as a vr4100 specific function.
1762
1763Sat Jul 25 16:03:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1764
1765 * Makefile.in (IGEN_INCLUDE): Add vr.igen.
1766
1767 * vr.igen: New file.
1768 (MAC/MADD16, DMAC/DMADD16): Implement using code from gencode.c.
1769 * mips.igen: Define vr4100 model. Include vr.igen.
1770Mon Jun 29 09:21:07 1998 Gavin Koch <gavin@cygnus.com>
1771
1772 * mips.igen (check_mf_hilo): Correct check.
1773
1774Wed Jun 17 12:20:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1775
1776 * sim-main.h (interrupt_event): Add prototype.
1777
1778 * dv-tx3904tmr.c (tx3904tmr_io_write_buffer): Delete unused
1779 register_ptr, register_value.
1780 (deliver_tx3904tmr_tick): Fix types passed to printf fmt.
1781
1782 * sim-main.h (tracefh): Make extern.
1783
1784Tue Jun 16 14:39:00 1998 Frank Ch. Eigler <fche@cygnus.com>
1785
1786 * dv-tx3904tmr.c: Deschedule timer event after dispatching.
72f4393d 1787 Reduce unnecessarily high timer event frequency.
c906108c 1788 * dv-tx3904cpu.c: Ditto for interrupt event.
72f4393d 1789
c906108c
SS
1790Wed Jun 10 13:22:32 1998 Frank Ch. Eigler <fche@cygnus.com>
1791
1792 * interp.c (decode_coproc): For TX39, add stub COP0 register #7,
1793 to allay warnings.
1794 (interrupt_event): Made non-static.
72f4393d 1795
c906108c
SS
1796 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Correct accidental
1797 interchange of configuration values for external vs. internal
1798 clock dividers.
72f4393d 1799
c906108c
SS
1800Tue Jun 9 12:46:24 1998 Ian Carmichael <iancarm@cygnus.com>
1801
72f4393d 1802 * mips.igen (BREAK): Moved code to here for
c906108c
SS
1803 simulator-reserved break instructions.
1804 * gencode.c (build_instruction): Ditto.
1805 * interp.c (signal_exception): Code moved from here. Non-
72f4393d 1806 reserved instructions now use exception vector, rather
c906108c
SS
1807 than halting sim.
1808 * sim-main.h: Moved magic constants to here.
1809
1810Tue Jun 9 12:29:50 1998 Frank Ch. Eigler <fche@cygnus.com>
1811
1812 * dv-tx3904cpu.c (deliver_*_interrupt,*_port_event): Set the CAUSE
1813 register upon non-zero interrupt event level, clear upon zero
1814 event value.
1815 * dv-tx3904irc.c (*_port_event): Handle deactivated interrupt signal
1816 by passing zero event value.
1817 (*_io_{read,write}_buffer): Endianness fixes.
1818 * dv-tx3904tmr.c (*_io_{read,write}_buffer): Endianness fixes.
1819 (deliver_*_tick): Reduce sim event interval to 75% of count interval.
1820
1821 * interp.c (sim_open): Added jmr3904pal board type that adds PAL-based
1822 serial I/O and timer module at base address 0xFFFF0000.
72f4393d 1823
c906108c
SS
1824Tue Jun 9 11:52:29 1998 Gavin Koch <gavin@cygnus.com>
1825
72f4393d 1826 * mips.igen (SWC1) : Correct the handling of ReverseEndian
c906108c
SS
1827 and BigEndianCPU.
1828
1829Tue Jun 9 11:40:57 1998 Gavin Koch <gavin@cygnus.com>
1830
1831 * configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips
1832 parts.
1833 * configure: Update.
1834
1835Thu Jun 4 15:37:33 1998 Frank Ch. Eigler <fche@cygnus.com>
1836
1837 * dv-tx3904tmr.c: New file - implements tx3904 timer.
1838 * dv-tx3904{irc,cpu}.c: Mild reformatting.
1839 * configure.in: Include tx3904tmr in hw_device list.
1840 * configure: Rebuilt.
1841 * interp.c (sim_open): Instantiate three timer instances.
1842 Fix address typo of tx3904irc instance.
1843
1844Tue Jun 2 15:48:02 1998 Ian Carmichael <iancarm@cygnus.com>
1845
1846 * interp.c (signal_exception): SystemCall exception now uses
1847 the exception vector.
1848
1849Mon Jun 1 18:18:26 1998 Frank Ch. Eigler <fche@cygnus.com>
1850
1851 * interp.c (decode_coproc): For TX39, add stub COP0 register #3,
1852 to allay warnings.
1853
1854Fri May 29 11:40:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1855
1856 * configure.in (sim_igen_filter): Match mips*tx39 not mipst*tx39.
1857
1858Mon May 25 20:47:45 1998 Andrew Cagney <cagney@b1.cygnus.com>
1859
1860 * dv-tx3904cpu.c, dv-tx3904irc.c: Rename *_callback to *_method.
1861
1862 * dv-tx3904cpu.c, dv-tx3904irc.c: Include hw-main.h and
1863 sim-main.h. Declare a struct hw_descriptor instead of struct
1864 hw_device_descriptor.
1865
1866Mon May 25 12:41:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1867
1868 * mips.igen (do_store_left, do_load_left): Compute nr of left and
1869 right bits and then re-align left hand bytes to correct byte
1870 lanes. Fix incorrect computation in do_store_left when loading
1871 bytes from second word.
1872
1873Fri May 22 13:34:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1874
1875 * configure.in (SIM_AC_OPTION_HARDWARE): Only enable when tx3904.
1876 * interp.c (sim_open): Only create a device tree when HW is
1877 enabled.
1878
1879 * dv-tx3904irc.c (tx3904irc_finish): Pacify GCC.
1880 * interp.c (signal_exception): Ditto.
1881
1882Thu May 21 14:24:11 1998 Gavin Koch <gavin@cygnus.com>
1883
1884 * gencode.c: Mark BEGEZALL as LIKELY.
1885
1886Thu May 21 18:57:19 1998 Andrew Cagney <cagney@b1.cygnus.com>
1887
1888 * sim-main.h (ALU32_END): Sign extend 32 bit results.
1889 * mips.igen (ADD, SUB, ADDI, DADD, DSUB): Trace.
72f4393d 1890
c906108c
SS
1891Mon May 18 18:22:42 1998 Frank Ch. Eigler <fche@cygnus.com>
1892
1893 * configure.in (SIM_AC_OPTION_HARDWARE): Added common hardware
1894 modules. Recognize TX39 target with "mips*tx39" pattern.
1895 * configure: Rebuilt.
1896 * sim-main.h (*): Added many macros defining bits in
1897 TX39 control registers.
1898 (SignalInterrupt): Send actual PC instead of NULL.
1899 (SignalNMIReset): New exception type.
1900 * interp.c (board): New variable for future use to identify
1901 a particular board being simulated.
1902 (mips_option_handler,mips_options): Added "--board" option.
1903 (interrupt_event): Send actual PC.
1904 (sim_open): Make memory layout conditional on board setting.
1905 (signal_exception): Initial implementation of hardware interrupt
1906 handling. Accept another break instruction variant for simulator
1907 exit.
1908 (decode_coproc): Implement RFE instruction for TX39.
1909 (mips.igen): Decode RFE instruction as such.
1910 * configure.in (tx3904cpu,tx3904irc): Added devices for tx3904.
1911 * interp.c: Define "jmr3904" and "jmr3904debug" board types and
1912 bbegin to implement memory map.
1913 * dv-tx3904cpu.c: New file.
1914 * dv-tx3904irc.c: New file.
1915
1916Wed May 13 14:40:11 1998 Gavin Koch <gavin@cygnus.com>
1917
1918 * mips.igen (check_mt_hilo): Create a separate r3900 version.
1919
1920Wed May 13 14:11:46 1998 Gavin Koch <gavin@cygnus.com>
1921
1922 * tx.igen (madd,maddu): Replace calls to check_op_hilo
1923 with calls to check_div_hilo.
1924
1925Wed May 13 09:59:27 1998 Gavin Koch <gavin@cygnus.com>
1926
1927 * mips/mips.igen (check_op_hilo,check_mult_hilo,check_div_hilo):
1928 Replace check_op_hilo with check_mult_hilo and check_div_hilo.
72f4393d 1929 Add special r3900 version of do_mult_hilo.
c906108c
SS
1930 (do_dmultx,do_mult,do_multu): Replace calls to check_op_hilo
1931 with calls to check_mult_hilo.
1932 (do_ddiv,do_ddivu,do_div,do_divu): Replace calls to check_op_hilo
1933 with calls to check_div_hilo.
1934
1935Tue May 12 15:22:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
1936
1937 * configure.in (SUBTARGET_R3900): Define for mipstx39 target.
1938 Document a replacement.
1939
1940Fri May 8 17:48:19 1998 Ian Carmichael <iancarm@cygnus.com>
1941
1942 * interp.c (sim_monitor): Make mon_printf work.
1943
1944Wed May 6 19:42:19 1998 Doug Evans <devans@canuck.cygnus.com>
1945
1946 * sim-main.h (INSN_NAME): New arg `cpu'.
1947
1948Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
1949
72f4393d 1950 * configure: Regenerated to track ../common/aclocal.m4 changes.
c906108c
SS
1951
1952Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
1953
1954 * configure: Regenerated to track ../common/aclocal.m4 changes.
1955 * config.in: Ditto.
1956
1957Sun Apr 26 15:20:01 1998 Tom Tromey <tromey@cygnus.com>
1958
1959 * acconfig.h: New file.
1960 * configure.in: Reverted change of Apr 24; use sinclude again.
1961
1962Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
1963
1964 * configure: Regenerated to track ../common/aclocal.m4 changes.
1965 * config.in: Ditto.
1966
1967Fri Apr 24 11:19:20 1998 Tom Tromey <tromey@cygnus.com>
1968
1969 * configure.in: Don't call sinclude.
1970
1971Fri Apr 24 11:35:01 1998 Andrew Cagney <cagney@chook.cygnus.com>
1972
1973 * mips.igen (do_store_left): Pass 0 not NULL to store_memory.
1974
1975Tue Apr 21 11:59:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1976
1977 * mips.igen (ERET): Implement.
1978
1979 * interp.c (decode_coproc): Return sign-extended EPC.
1980
1981 * mips.igen (ANDI, LUI, MFC0): Add tracing code.
1982
1983 * interp.c (signal_exception): Do not ignore Trap.
1984 (signal_exception): On TRAP, restart at exception address.
1985 (HALT_INSTRUCTION, HALT_INSTRUCTION_MASK): Define.
1986 (signal_exception): Update.
1987 (sim_open): Patch V_COMMON interrupt vector with an abort sequence
1988 so that TRAP instructions are caught.
1989
1990Mon Apr 20 11:26:55 1998 Andrew Cagney <cagney@b1.cygnus.com>
1991
1992 * sim-main.h (struct hilo_access, struct hilo_history): Define,
1993 contains HI/LO access history.
1994 (struct _sim_cpu): Make hiaccess and loaccess of type hilo_access.
1995 (HIACCESS, LOACCESS): Delete, replace with
1996 (HIHISTORY, LOHISTORY): New macros.
1997 (CHECKHILO): Delete all, moved to mips.igen
72f4393d 1998
c906108c
SS
1999 * gencode.c (build_instruction): Do not generate checks for
2000 correct HI/LO register usage.
2001
2002 * interp.c (old_engine_run): Delete checks for correct HI/LO
2003 register usage.
2004
2005 * mips.igen (check_mt_hilo, check_mf_hilo, check_op_hilo,
2006 check_mf_cycles): New functions.
2007 (do_mfhi, do_mflo, "mthi", "mtlo", do_ddiv, do_ddivu, do_div,
2008 do_divu, domultx, do_mult, do_multu): Use.
2009
2010 * tx.igen ("madd", "maddu"): Use.
72f4393d 2011
c906108c
SS
2012Wed Apr 15 18:31:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
2013
2014 * mips.igen (DSRAV): Use function do_dsrav.
2015 (SRAV): Use new function do_srav.
2016
2017 * m16.igen (BEQZ, BNEZ): Compare GPR[TRX] not GPR[RX].
2018 (B): Sign extend 11 bit immediate.
2019 (EXT-B*): Shift 16 bit immediate left by 1.
2020 (ADDIU*): Don't sign extend immediate value.
2021
2022Wed Apr 15 10:32:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
2023
2024 * m16run.c (sim_engine_run): Restore CIA after handling an event.
2025
2026 * sim-main.h (DELAY_SLOT, NULLIFY_NEXT_INSTRUCTION): For IGEN, use
2027 functions.
2028
2029 * mips.igen (delayslot32, nullify_next_insn): New functions.
2030 (m16.igen): Always include.
2031 (do_*): Add more tracing.
2032
2033 * m16.igen (delayslot16): Add NIA argument, could be called by a
2034 32 bit MIPS16 instruction.
72f4393d 2035
c906108c
SS
2036 * interp.c (ifetch16): Move function from here.
2037 * sim-main.c (ifetch16): To here.
72f4393d 2038
c906108c
SS
2039 * sim-main.c (ifetch16, ifetch32): Update to match current
2040 implementations of LH, LW.
2041 (signal_exception): Don't print out incorrect hex value of illegal
2042 instruction.
2043
2044Wed Apr 15 00:17:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
2045
2046 * m16run.c (sim_engine_run): Use IMEM16 and IMEM32 to fetch an
2047 instruction.
2048
2049 * m16.igen: Implement MIPS16 instructions.
72f4393d 2050
c906108c
SS
2051 * mips.igen (do_addiu, do_addu, do_and, do_daddiu, do_daddu,
2052 do_ddiv, do_ddivu, do_div, do_divu, do_dmultx, do_dmultu, do_srav,
2053 do_dsubu, do_mfhi, do_mflo, do_mult, do_multu, do_nor, do_or,
2054 do_sll, do_sllv, do_slt, do_slti, do_sltiu, do_sltu, do_sra,
2055 do_srl, do_srlv, do_subu, do_xor, do_xori): New functions. Move
2056 bodies of corresponding code from 32 bit insn to these. Also used
2057 by MIPS16 versions of functions.
72f4393d 2058
c906108c
SS
2059 * sim-main.h (RAIDX, T8IDX, T8, SPIDX): Define.
2060 (IMEM16): Drop NR argument from macro.
2061
2062Sat Apr 4 22:39:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
2063
2064 * Makefile.in (SIM_OBJS): Add sim-main.o.
2065
2066 * sim-main.h (address_translation, load_memory, store_memory,
2067 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Mark
2068 as INLINE_SIM_MAIN.
2069 (pr_addr, pr_uword64): Declare.
2070 (sim-main.c): Include when H_REVEALS_MODULE_P.
72f4393d 2071
c906108c
SS
2072 * interp.c (address_translation, load_memory, store_memory,
2073 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Move
2074 from here.
2075 * sim-main.c: To here. Fix compilation problems.
72f4393d 2076
c906108c
SS
2077 * configure.in: Enable inlining.
2078 * configure: Re-config.
2079
2080Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
2081
2082 * configure: Regenerated to track ../common/aclocal.m4 changes.
2083
2084Fri Apr 3 04:32:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
2085
2086 * mips.igen: Include tx.igen.
2087 * Makefile.in (IGEN_INCLUDE): Add tx.igen.
2088 * tx.igen: New file, contains MADD and MADDU.
2089
2090 * interp.c (load_memory): When shifting bytes, use LOADDRMASK not
2091 the hardwired constant `7'.
2092 (store_memory): Ditto.
2093 (LOADDRMASK): Move definition to sim-main.h.
2094
2095 mips.igen (MTC0): Enable for r3900.
2096 (ADDU): Add trace.
2097
2098 mips.igen (do_load_byte): Delete.
2099 (do_load, do_store, do_load_left, do_load_write, do_store_left,
2100 do_store_right): New functions.
2101 (SW*, LW*, SD*, LD*, SH, LH, SB, LB): Use.
2102
2103 configure.in: Let the tx39 use igen again.
2104 configure: Update.
72f4393d 2105
c906108c
SS
2106Thu Apr 2 10:59:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
2107
2108 * interp.c (sim_monitor): get_mem_info returns a 4 byte quantity,
2109 not an address sized quantity. Return zero for cache sizes.
2110
2111Wed Apr 1 23:47:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
2112
2113 * mips.igen (r3900): r3900 does not support 64 bit integer
2114 operations.
2115
2116Mon Mar 30 14:46:05 1998 Gavin Koch <gavin@cygnus.com>
2117
2118 * configure.in (mipstx39*-*-*): Use gencode simulator rather
2119 than igen one.
2120 * configure : Rebuild.
72f4393d 2121
c906108c
SS
2122Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
2123
2124 * configure: Regenerated to track ../common/aclocal.m4 changes.
2125
2126Fri Mar 27 15:01:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
2127
2128 * interp.c (mips_option_handler): Iterate over MAX_NR_PROCESSORS.
2129
2130Wed Mar 25 16:44:27 1998 Ian Carmichael <iancarm@cygnus.com>
2131
2132 * configure: Regenerated to track ../common/aclocal.m4 changes.
2133 * config.in: Regenerated to track ../common/aclocal.m4 changes.
2134
2135Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
2136
2137 * configure: Regenerated to track ../common/aclocal.m4 changes.
2138
2139Wed Mar 25 10:05:46 1998 Andrew Cagney <cagney@b1.cygnus.com>
2140
2141 * interp.c (Max, Min): Comment out functions. Not yet used.
2142
2143Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
2144
2145 * configure: Regenerated to track ../common/aclocal.m4 changes.
2146
2147Tue Mar 17 19:05:20 1998 Frank Ch. Eigler <fche@cygnus.com>
2148
2149 * Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
2150 configurable settings for stand-alone simulator.
72f4393d 2151
c906108c 2152 * configure.in: Added X11 search, just in case.
72f4393d 2153
c906108c
SS
2154 * configure: Regenerated.
2155
2156Wed Mar 11 14:09:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
2157
2158 * interp.c (sim_write, sim_read, load_memory, store_memory):
2159 Replace sim_core_*_map with read_map, write_map, exec_map resp.
2160
2161Tue Mar 3 13:58:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
2162
2163 * sim-main.h (GETFCC): Return an unsigned value.
2164
2165Tue Mar 3 13:21:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
2166
2167 * mips.igen (DIV): Fix check for -1 / MIN_INT.
2168 (DADD): Result destination is RD not RT.
2169
2170Fri Feb 27 13:49:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
2171
2172 * sim-main.h (HIACCESS, LOACCESS): Always define.
2173
2174 * mdmx.igen (Maxi, Mini): Rename Max, Min.
2175
2176 * interp.c (sim_info): Delete.
2177
2178Fri Feb 27 18:41:01 1998 Doug Evans <devans@canuck.cygnus.com>
2179
2180 * interp.c (DECLARE_OPTION_HANDLER): Use it.
2181 (mips_option_handler): New argument `cpu'.
2182 (sim_open): Update call to sim_add_option_table.
2183
2184Wed Feb 25 18:56:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
2185
2186 * mips.igen (CxC1): Add tracing.
2187
2188Fri Feb 20 17:43:21 1998 Andrew Cagney <cagney@b1.cygnus.com>
2189
2190 * sim-main.h (Max, Min): Declare.
2191
2192 * interp.c (Max, Min): New functions.
2193
2194 * mips.igen (BC1): Add tracing.
72f4393d 2195
c906108c 2196Thu Feb 19 14:50:00 1998 John Metzler <jmetzler@cygnus.com>
72f4393d 2197
c906108c 2198 * interp.c Added memory map for stack in vr4100
72f4393d 2199
c906108c
SS
2200Thu Feb 19 10:21:21 1998 Gavin Koch <gavin@cygnus.com>
2201
2202 * interp.c (load_memory): Add missing "break"'s.
2203
2204Tue Feb 17 12:45:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
2205
2206 * interp.c (sim_store_register, sim_fetch_register): Pass in
2207 length parameter. Return -1.
2208
2209Tue Feb 10 11:57:40 1998 Ian Carmichael <iancarm@cygnus.com>
2210
2211 * interp.c: Added hardware init hook, fixed warnings.
2212
2213Sat Feb 7 17:16:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
2214
2215 * Makefile.in (itable.h itable.c): Depend on SIM_@sim_gen@_ALL.
2216
2217Tue Feb 3 11:36:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
2218
2219 * interp.c (ifetch16): New function.
2220
2221 * sim-main.h (IMEM32): Rename IMEM.
2222 (IMEM16_IMMED): Define.
2223 (IMEM16): Define.
2224 (DELAY_SLOT): Update.
72f4393d 2225
c906108c 2226 * m16run.c (sim_engine_run): New file.
72f4393d 2227
c906108c
SS
2228 * m16.igen: All instructions except LB.
2229 (LB): Call do_load_byte.
2230 * mips.igen (do_load_byte): New function.
2231 (LB): Call do_load_byte.
2232
2233 * mips.igen: Move spec for insn bit size and high bit from here.
2234 * Makefile.in (tmp-igen, tmp-m16): To here.
2235
2236 * m16.dc: New file, decode mips16 instructions.
2237
2238 * Makefile.in (SIM_NO_ALL): Define.
2239 (tmp-m16): Generate both 16 bit and 32 bit simulator engines.
2240
2241Tue Feb 3 11:28:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
2242
2243 * configure.in (mips_fpu_bitsize): For tx39, restrict floating
2244 point unit to 32 bit registers.
2245 * configure: Re-generate.
2246
2247Sun Feb 1 15:47:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
2248
2249 * configure.in (sim_use_gen): Make IGEN the default simulator
2250 generator for generic 32 and 64 bit mips targets.
2251 * configure: Re-generate.
2252
2253Sun Feb 1 16:52:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
2254
2255 * sim-main.h (SizeFGR): Determine from floating-point and not gpr
2256 bitsize.
2257
2258 * interp.c (sim_fetch_register, sim_store_register): Read/write
2259 FGR from correct location.
2260 (sim_open): Set size of FGR's according to
2261 WITH_TARGET_FLOATING_POINT_BITSIZE.
72f4393d 2262
c906108c
SS
2263 * sim-main.h (FGR): Store floating point registers in a separate
2264 array.
2265
2266Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
2267
2268 * configure: Regenerated to track ../common/aclocal.m4 changes.
2269
2270Tue Feb 3 00:10:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
2271
2272 * interp.c (ColdReset): Call PENDING_INVALIDATE.
2273
2274 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Call PENDING_TICK.
2275
2276 * interp.c (pending_tick): New function. Deliver pending writes.
2277
2278 * sim-main.h (PENDING_FILL, PENDING_TICK, PENDING_SCHED,
2279 PENDING_BIT, PENDING_INVALIDATE): Re-write pipeline code so that
2280 it can handle mixed sized quantites and single bits.
72f4393d 2281
c906108c
SS
2282Mon Feb 2 17:43:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
2283
2284 * interp.c (oengine.h): Do not include when building with IGEN.
2285 (sim_open): Replace GPRLEN by WITH_TARGET_WORD_BITSIZE.
2286 (sim_info): Ditto for PROCESSOR_64BIT.
2287 (sim_monitor): Replace ut_reg with unsigned_word.
2288 (*): Ditto for t_reg.
2289 (LOADDRMASK): Define.
2290 (sim_open): Remove defunct check that host FP is IEEE compliant,
2291 using software to emulate floating point.
2292 (value_fpr, ...): Always compile, was conditional on HASFPU.
2293
2294Sun Feb 1 11:15:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
2295
2296 * sim-main.h (sim_state): Make the cpu array MAX_NR_PROCESSORS in
2297 size.
2298
2299 * interp.c (SD, CPU): Define.
2300 (mips_option_handler): Set flags in each CPU.
2301 (interrupt_event): Assume CPU 0 is the one being iterrupted.
2302 (sim_close): Do not clear STATE, deleted anyway.
2303 (sim_write, sim_read): Assume CPU zero's vm should be used for
2304 data transfers.
2305 (sim_create_inferior): Set the PC for all processors.
2306 (sim_monitor, store_word, load_word, mips16_entry): Add cpu
2307 argument.
2308 (mips16_entry): Pass correct nr of args to store_word, load_word.
2309 (ColdReset): Cold reset all cpu's.
2310 (signal_exception): Pass cpu to sim_monitor & mips16_entry.
2311 (sim_monitor, load_memory, store_memory, signal_exception): Use
2312 `CPU' instead of STATE_CPU.
2313
2314
2315 * sim-main.h: Replace uses of STATE_CPU with CPU. Replace sd with
2316 SD or CPU_.
72f4393d 2317
c906108c
SS
2318 * sim-main.h (signal_exception): Add sim_cpu arg.
2319 (SignalException*): Pass both SD and CPU to signal_exception.
2320 * interp.c (signal_exception): Update.
72f4393d 2321
c906108c
SS
2322 * sim-main.h (value_fpr, store_fpr, dotrace, ifetch32), interp.c:
2323 Ditto
2324 (sync_operation, prefetch, cache_op, store_memory, load_memory,
2325 address_translation): Ditto
2326 (decode_coproc, cop_lw, cop_ld, cop_sw, cop_sd): Ditto.
72f4393d 2327
c906108c
SS
2328Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
2329
2330 * configure: Regenerated to track ../common/aclocal.m4 changes.
2331
2332Sat Jan 31 14:49:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
2333
2334 * interp.c (sim_engine_run): Add `nr_cpus' argument.
2335
72f4393d 2336 * mips.igen (model): Map processor names onto BFD name.
c906108c
SS
2337
2338 * sim-main.h (CPU_CIA): Delete.
2339 (SET_CIA, GET_CIA): Define
2340
2341Wed Jan 21 16:16:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
2342
2343 * sim-main.h (GPR_SET): Define, used by igen when zeroing a
2344 regiser.
2345
2346 * configure.in (default_endian): Configure a big-endian simulator
2347 by default.
2348 * configure: Re-generate.
72f4393d 2349
c906108c
SS
2350Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
2351
2352 * configure: Regenerated to track ../common/aclocal.m4 changes.
2353
2354Mon Jan 5 20:38:54 1998 Mark Alexander <marka@cygnus.com>
2355
2356 * interp.c (sim_monitor): Handle Densan monitor outbyte
2357 and inbyte functions.
2358
23591997-12-29 Felix Lee <flee@cygnus.com>
2360
2361 * interp.c (sim_engine_run): msvc cpp barfs on #if (a==b!=c).
2362
2363Wed Dec 17 14:48:20 1997 Jeffrey A Law (law@cygnus.com)
2364
2365 * Makefile.in (tmp-igen): Arrange for $zero to always be
2366 reset to zero after every instruction.
2367
2368Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2369
2370 * configure: Regenerated to track ../common/aclocal.m4 changes.
2371 * config.in: Ditto.
2372
2373Wed Dec 10 17:10:45 1997 Jeffrey A Law (law@cygnus.com)
2374
2375 * mips.igen (MSUB): Fix to work like MADD.
2376 * gencode.c (MSUB): Similarly.
2377
2378Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
2379
2380 * configure: Regenerated to track ../common/aclocal.m4 changes.
2381
2382Wed Nov 26 11:00:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2383
2384 * mips.igen (LWC1): Correct assembler - lwc1 not swc1.
2385
2386Sun Nov 23 01:45:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2387
2388 * sim-main.h (sim-fpu.h): Include.
2389
2390 * interp.c (convert, SquareRoot, Recip, Divide, Multiply, Sub,
2391 Add, Negate, AbsoluteValue, Equal, Less, Infinity, NaN): Rewrite
2392 using host independant sim_fpu module.
2393
2394Thu Nov 20 19:56:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2395
2396 * interp.c (signal_exception): Report internal errors with SIGABRT
2397 not SIGQUIT.
2398
2399 * sim-main.h (C0_CONFIG): New register.
2400 (signal.h): No longer include.
2401
2402 * interp.c (decode_coproc): Allow access C0_CONFIG to register.
2403
2404Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
2405
2406 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
2407
2408Fri Nov 14 11:56:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2409
2410 * mips.igen: Tag vr5000 instructions.
2411 (ANDI): Was missing mipsIV model, fix assembler syntax.
2412 (do_c_cond_fmt): New function.
2413 (C.cond.fmt): Handle mips I-III which do not support CC field
2414 separatly.
2415 (bc1): Handle mips IV which do not have a delaed FCC separatly.
2416 (SDR): Mask paddr when BigEndianMem, not the converse as specified
2417 in IV3.2 spec.
2418 (DMULT, DMULTU): Force use of hosts 64bit multiplication. Handle
2419 vr5000 which saves LO in a GPR separatly.
72f4393d 2420
c906108c
SS
2421 * configure.in (enable-sim-igen): For vr5000, select vr5000
2422 specific instructions.
2423 * configure: Re-generate.
72f4393d 2424
c906108c
SS
2425Wed Nov 12 14:42:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
2426
2427 * Makefile.in (SIM_OBJS): Add sim-fpu module.
2428
2429 * interp.c (store_fpr), sim-main.h: Add separate fmt_uninterpreted_32 and
2430 fmt_uninterpreted_64 bit cases to switch. Convert to
2431 fmt_formatted,
2432
2433 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Define,
2434
2435 * mips.igen (SWR): Mask paddr when BigEndianMem, not the converse
2436 as specified in IV3.2 spec.
2437 (MTC1, DMTC1): Call StoreFPR to store the GPR in the FPR.
2438
2439Tue Nov 11 12:38:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2440
2441 * mips.igen: Delay slot branches add OFFSET to NIA not CIA.
2442 (MFC0, MTC0, SWC1, LWC1, SDC1, LDC1): Implement.
2443 (MTC1, MFC1, DMTC1, DMFC1, CFC1, CTC1): Implement separate non
2444 PENDING_FILL versions of instructions. Simplify.
2445 (X): New function.
2446 (MULT, MULTU): Implement separate RD==0 and RD!=0 versions of
2447 instructions.
2448 (BEQZ, ..., SLT, SLTI, TLT, TLE, TLI, ...): Explicitly cast GPR to
2449 a signed value.
2450 (MTHI, MFHI): Disable code checking HI-LO.
72f4393d 2451
c906108c
SS
2452 * sim-main.h (dotrace,tracefh), interp.c: Make dotrace & tracefh
2453 global.
2454 (NULLIFY_NEXT_INSTRUCTION): Call dotrace.
2455
2456Thu Nov 6 16:36:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
2457
2458 * gencode.c (build_mips16_operands): Replace IPC with cia.
2459
2460 * interp.c (sim_monitor, signal_exception, cache_op, store_fpr,
2461 value_fpr, cop_ld, cop_lw, cop_sw, cop_sd, decode_coproc): Replace
2462 IPC to `cia'.
2463 (UndefinedResult): Replace function with macro/function
2464 combination.
2465 (sim_engine_run): Don't save PC in IPC.
2466
2467 * sim-main.h (IPC): Delete.
2468
2469
2470 * interp.c (signal_exception, store_word, load_word,
2471 address_translation, load_memory, store_memory, cache_op,
2472 prefetch, sync_operation, ifetch, value_fpr, store_fpr, convert,
2473 cop_lw, cop_ld, cop_sw, cop_sd, decode_coproc, sim_monitor): Add
2474 current instruction address - cia - argument.
2475 (sim_read, sim_write): Call address_translation directly.
2476 (sim_engine_run): Rename variable vaddr to cia.
2477 (signal_exception): Pass cia to sim_monitor
72f4393d 2478
c906108c
SS
2479 * sim-main.h (SignalException, LoadWord, StoreWord, CacheOp,
2480 Prefetch, SyncOperation, ValueFPR, StoreFPR, Convert, COP_LW,
2481 COP_LD, COP_SW, COP_SD, DecodeCoproc): Update.
2482
2483 * sim-main.h (SignalExceptionSimulatorFault): Delete definition.
2484 * interp.c (sim_open): Replace SignalExceptionSimulatorFault with
2485 SIM_ASSERT.
72f4393d 2486
c906108c
SS
2487 * interp.c (signal_exception): Pass restart address to
2488 sim_engine_restart.
2489
2490 * Makefile.in (semantics.o, engine.o, support.o, itable.o,
2491 idecode.o): Add dependency.
2492
2493 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESUME_HOOK):
2494 Delete definitions
2495 (DELAY_SLOT): Update NIA not PC with branch address.
2496 (NULLIFY_NEXT_INSTRUCTION): Set NIA to instruction after next.
2497
2498 * mips.igen: Use CIA not PC in branch calculations.
2499 (illegal): Call SignalException.
2500 (BEQ, ADDIU): Fix assembler.
2501
2502Wed Nov 5 12:19:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2503
2504 * m16.igen (JALX): Was missing.
2505
2506 * configure.in (enable-sim-igen): New configuration option.
2507 * configure: Re-generate.
72f4393d 2508
c906108c
SS
2509 * sim-main.h (MAX_INSNS, INSN_NAME): Define.
2510
2511 * interp.c (load_memory, store_memory): Delete parameter RAW.
2512 (sim_read, sim_write): Use sim_core_{read,write}_buffer directly
2513 bypassing {load,store}_memory.
2514
2515 * sim-main.h (ByteSwapMem): Delete definition.
2516
2517 * Makefile.in (SIM_OBJS): Add sim-memopt module.
2518
2519 * interp.c (sim_do_command, sim_commands): Delete mips specific
2520 commands. Handled by module sim-options.
72f4393d 2521
c906108c
SS
2522 * sim-main.h (SIM_HAVE_FLATMEM): Undefine, use sim-core.o module.
2523 (WITH_MODULO_MEMORY): Define.
2524
2525 * interp.c (sim_info): Delete code printing memory size.
2526
2527 * interp.c (mips_size): Nee sim_size, delete function.
2528 (power2): Delete.
2529 (monitor, monitor_base, monitor_size): Delete global variables.
2530 (sim_open, sim_close): Delete code creating monitor and other
2531 memory regions. Use sim-memopts module, via sim_do_commandf, to
2532 manage memory regions.
2533 (load_memory, store_memory): Use sim-core for memory model.
72f4393d 2534
c906108c
SS
2535 * interp.c (address_translation): Delete all memory map code
2536 except line forcing 32 bit addresses.
2537
2538Wed Nov 5 11:21:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2539
2540 * sim-main.h (WITH_TRACE): Delete definition. Enables common
2541 trace options.
2542
2543 * interp.c (logfh, logfile): Delete globals.
2544 (sim_open, sim_close): Delete code opening & closing log file.
2545 (mips_option_handler): Delete -l and -n options.
2546 (OPTION mips_options): Ditto.
2547
2548 * interp.c (OPTION mips_options): Rename option trace to dinero.
2549 (mips_option_handler): Update.
2550
2551Wed Nov 5 09:35:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2552
2553 * interp.c (fetch_str): New function.
2554 (sim_monitor): Rewrite using sim_read & sim_write.
2555 (sim_open): Check magic number.
2556 (sim_open): Write monitor vectors into memory using sim_write.
2557 (MONITOR_BASE, MONITOR_SIZE, MEM_SIZE): Define.
2558 (sim_read, sim_write): Simplify - transfer data one byte at a
2559 time.
2560 (load_memory, store_memory): Clarify meaning of parameter RAW.
2561
2562 * sim-main.h (isHOST): Defete definition.
2563 (isTARGET): Mark as depreciated.
2564 (address_translation): Delete parameter HOST.
2565
2566 * interp.c (address_translation): Delete parameter HOST.
2567
2568Wed Oct 29 11:13:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2569
72f4393d 2570 * mips.igen:
c906108c
SS
2571
2572 * Makefile.in (IGEN_INCLUDE): Files included by mips.igen.
2573 (tmp-igen, tmp-m16): Depend on IGEN_INCLUDE.
2574
2575Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
2576
2577 * mips.igen: Add model filter field to records.
2578
2579Mon Oct 27 17:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2580
2581 * Makefile.in (SIM_NO_CFLAGS): Define. Define WITH_IGEN=0.
72f4393d 2582
c906108c
SS
2583 interp.c (sim_engine_run): Do not compile function sim_engine_run
2584 when WITH_IGEN == 1.
2585
2586 * configure.in (sim_igen_flags, sim_m16_flags): Set according to
2587 target architecture.
2588
2589 Makefile.in (tmp-igen, tmp-m16): Drop -F and -M options to
2590 igen. Replace with configuration variables sim_igen_flags /
2591 sim_m16_flags.
2592
2593 * m16.igen: New file. Copy mips16 insns here.
2594 * mips.igen: From here.
2595
2596Mon Oct 27 13:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2597
2598 * Makefile.in (SIM_NO_OBJ): Define, move SIM_M16_OBJ, SIM_IGEN_OBJ
2599 to top.
2600 (tmp-igen, tmp-m16): Pass -I srcdir to igen.
2601
2602Sat Oct 25 16:51:40 1997 Gavin Koch <gavin@cygnus.com>
2603
2604 * gencode.c (build_instruction): Follow sim_write's lead in using
2605 BigEndianMem instead of !ByteSwapMem.
2606
2607Fri Oct 24 17:41:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
2608
2609 * configure.in (sim_gen): Dependent on target, select type of
2610 generator. Always select old style generator.
2611
2612 configure: Re-generate.
2613
2614 Makefile.in (tmp-igen, tmp-m16, clean-m16, clean-igen): New
2615 targets.
2616 (SIM_M16_CFLAGS, SIM_M16_ALL, SIM_M16_OBJ, BUILT_SRC_FROM_M16,
2617 SIM_IGEN_CFLAGS, SIM_IGEN_ALL, SIM_IGEN_OBJ, BUILT_SRC_FROM_IGEN,
2618 IGEN_TRACE, IGEN_INSN, IGEN_DC): Define
2619 (SIM_EXTRA_CFLAGS, SIM_EXTRA_ALL, SIM_OBJS): Add member
2620 SIM_@sim_gen@_*, set by autoconf.
72f4393d 2621
c906108c
SS
2622Wed Oct 22 12:52:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2623
2624 * sim-main.h (NULLIFY_NEXT_INSTRUCTION, DELAY_SLOT): Define.
2625
2626 * interp.c (ColdReset): Remove #ifdef HASFPU, check
2627 CURRENT_FLOATING_POINT instead.
2628
2629 * interp.c (ifetch32): New function. Fetch 32 bit instruction.
2630 (address_translation): Raise exception InstructionFetch when
2631 translation fails and isINSTRUCTION.
72f4393d 2632
c906108c
SS
2633 * interp.c (sim_open, sim_write, sim_monitor, store_word,
2634 sim_engine_run): Change type of of vaddr and paddr to
2635 address_word.
2636 (address_translation, prefetch, load_memory, store_memory,
2637 cache_op): Change type of vAddr and pAddr to address_word.
2638
2639 * gencode.c (build_instruction): Change type of vaddr and paddr to
2640 address_word.
2641
2642Mon Oct 20 15:29:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
2643
2644 * sim-main.h (ALU64_END, ALU32_END): Use ALU*_OVERFLOW_RESULT
2645 macro to obtain result of ALU op.
2646
2647Tue Oct 21 17:39:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2648
2649 * interp.c (sim_info): Call profile_print.
2650
2651Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2652
2653 * Makefile.in (SIM_OBJS): Add sim-profile.o module.
2654
2655 * sim-main.h (WITH_PROFILE): Do not define, defined in
2656 common/sim-config.h. Use sim-profile module.
2657 (simPROFILE): Delete defintion.
2658
2659 * interp.c (PROFILE): Delete definition.
2660 (mips_option_handler): Delete 'p', 'y' and 'x' profile options.
2661 (sim_close): Delete code writing profile histogram.
2662 (mips_set_profile, mips_set_profile_size, writeout16, writeout32):
2663 Delete.
2664 (sim_engine_run): Delete code profiling the PC.
2665
2666Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2667
2668 * sim-main.h (SIGNEXTEND): Force type of result to unsigned_word.
2669
2670 * interp.c (sim_monitor): Make register pointers of type
2671 unsigned_word*.
2672
2673 * sim-main.h: Make registers of type unsigned_word not
2674 signed_word.
2675
2676Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2677
2678 * interp.c (sync_operation): Rename from SyncOperation, make
2679 global, add SD argument.
2680 (prefetch): Rename from Prefetch, make global, add SD argument.
2681 (decode_coproc): Make global.
2682
2683 * sim-main.h (SyncOperation, DecodeCoproc, Pefetch): Define.
2684
2685 * gencode.c (build_instruction): Generate DecodeCoproc not
2686 decode_coproc calls.
2687
2688 * interp.c (SETFCC, GETFCC, PREVCOC1): Move to sim-main.h
2689 (SizeFGR): Move to sim-main.h
2690 (simHALTEX, simHALTIN, simTRACE, simPROFILE, simDELAYSLOT,
2691 simSIGINT, simJALDELAYSLOT): Move to sim-main.h
2692 (FP_FLAGS, FP_ENABLE, FP_CAUSE, IR, UF, OF, DZ, IO, UO): Move to
2693 sim-main.h.
2694 (FP_FS, FP_MASK_RM, FP_SH_RM, FP_RM_NEAREST, FP_RM_TOPINF,
2695 FP_RM_TOMINF, GETRM): Move to sim-main.h.
2696 (Uncached, CachedNoncoherent, CachedCoherent, Cached,
2697 isINSTRUCTION, ..., AccessLength_BYTE, ...): Move to sim-main.h.
2698 (UserMode, BigEndianMem, ByteSwapMem, ReverseEndian,
2699 BigEndianCPU, status_KSU_mask, ...). Moved to sim-main.h
72f4393d 2700
c906108c
SS
2701 * sim-main.h (ALU32_END, ALU64_END): Define. When overflow raise
2702 exception.
2703 (sim-alu.h): Include.
2704 (NULLIFY_NIA, NULL_CIA, CPU_CIA): Define.
2705 (sim_cia): Typedef to instruction_address.
72f4393d 2706
c906108c
SS
2707Thu Oct 16 10:31:41 1997 Andrew Cagney <cagney@b1.cygnus.com>
2708
2709 * Makefile.in (interp.o): Rename generated file engine.c to
2710 oengine.c.
72f4393d 2711
c906108c 2712 * interp.c: Update.
72f4393d 2713
c906108c
SS
2714Thu Oct 16 10:31:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
2715
2716 * gencode.c (build_instruction): Use FPR_STATE not fpr_state.
72f4393d 2717
c906108c
SS
2718Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2719
2720 * gencode.c (build_instruction): For "FPSQRT", output correct
2721 number of arguments to Recip.
72f4393d 2722
c906108c
SS
2723Tue Oct 14 17:38:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
2724
2725 * Makefile.in (interp.o): Depends on sim-main.h
2726
2727 * interp.c (mips16_entry, ColdReset,dotrace): Add SD argument. Use GPR not registers.
2728
2729 * sim-main.h (sim_cpu): Add registers, register_widths, fpr_state,
2730 ipc, dspc, pending_*, hiaccess, loaccess, state, dsstate fields.
2731 (REGISTERS, REGISTER_WIDTHS, FPR_STATE, IPC, DSPC, PENDING_*,
2732 STATE, DSSTATE): Define
2733 (GPR, FGRIDX, ..): Define.
2734
2735 * interp.c (registers, register_widths, fpr_state, ipc, dspc,
2736 pending_*, hiaccess, loaccess, state, dsstate): Delete globals.
2737 (GPR, FGRIDX, ...): Delete macros.
72f4393d 2738
c906108c 2739 * interp.c: Update names to match defines from sim-main.h
72f4393d 2740
c906108c
SS
2741Tue Oct 14 15:11:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
2742
2743 * interp.c (sim_monitor): Add SD argument.
2744 (sim_warning): Delete. Replace calls with calls to
2745 sim_io_eprintf.
2746 (sim_error): Delete. Replace calls with sim_io_error.
2747 (open_trace, writeout32, writeout16, getnum): Add SD argument.
2748 (mips_set_profile): Rename from sim_set_profile. Add SD argument.
2749 (mips_set_profile_size): Rename from sim_set_profile_size. Add SD
2750 argument.
2751 (mips_size): Rename from sim_size. Add SD argument.
2752
2753 * interp.c (simulator): Delete global variable.
2754 (callback): Delete global variable.
2755 (mips_option_handler, sim_open, sim_write, sim_read,
2756 sim_store_register, sim_fetch_register, sim_info, sim_do_command,
2757 sim_size,sim_monitor): Use sim_io_* not callback->*.
2758 (sim_open): ZALLOC simulator struct.
2759 (PROFILE): Do not define.
2760
2761Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2762
2763 * interp.c (sim_open), support.h: Replace CHECKSIM macro found in
2764 support.h with corresponding code.
2765
2766 * sim-main.h (word64, uword64), support.h: Move definition to
2767 sim-main.h.
2768 (WORD64LO, WORD64HI, SET64LO, SET64HI, WORD64, UWORD64): Ditto.
2769
2770 * support.h: Delete
2771 * Makefile.in: Update dependencies
2772 * interp.c: Do not include.
72f4393d 2773
c906108c
SS
2774Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2775
2776 * interp.c (address_translation, load_memory, store_memory,
2777 cache_op): Rename to from AddressTranslation et.al., make global,
2778 add SD argument
72f4393d 2779
c906108c
SS
2780 * sim-main.h (AddressTranslation, LoadMemory, StoreMemory,
2781 CacheOp): Define.
72f4393d 2782
c906108c
SS
2783 * interp.c (SignalException): Rename to signal_exception, make
2784 global.
2785
2786 * interp.c (Interrupt, ...): Move definitions to sim-main.h.
72f4393d 2787
c906108c
SS
2788 * sim-main.h (SignalException, SignalExceptionInterrupt,
2789 SignalExceptionInstructionFetch, SignalExceptionAddressStore,
2790 SignalExceptionAddressLoad, SignalExceptionSimulatorFault,
2791 SignalExceptionIntegerOverflow, SignalExceptionCoProcessorUnusable):
2792 Define.
72f4393d 2793
c906108c 2794 * interp.c, support.h: Use.
72f4393d 2795
c906108c
SS
2796Tue Oct 14 13:19:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2797
2798 * interp.c (ValueFPR, StoreFPR), sim-main.h: Make global, rename
2799 to value_fpr / store_fpr. Add SD argument.
2800 (NaN, Infinity, Less, Equal, AbsoluteValue, Negate, Add, Sub,
2801 Multiply, Divide, Recip, SquareRoot, Convert): Make global.
2802
2803 * sim-main.h (ValueFPR, StoreFPR): Define.
72f4393d 2804
c906108c
SS
2805Tue Oct 14 13:06:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
2806
2807 * interp.c (sim_engine_run): Check consistency between configure
2808 WITH_TARGET_WORD_BITSIZE and WITH_FLOATING_POINT and gensim GPRLEN
2809 and HASFPU.
2810
2811 * configure.in (mips_bitsize): Configure WITH_TARGET_WORD_BITSIZE.
72f4393d 2812 (mips_fpu): Configure WITH_FLOATING_POINT.
c906108c
SS
2813 (mips_endian): Configure WITH_TARGET_ENDIAN.
2814 * configure: Update.
2815
2816Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2817
2818 * configure: Regenerated to track ../common/aclocal.m4 changes.
2819
2820Mon Sep 29 14:45:00 1997 Bob Manson <manson@charmed.cygnus.com>
2821
2822 * configure: Regenerated.
2823
2824Fri Sep 26 12:48:18 1997 Mark Alexander <marka@cygnus.com>
2825
2826 * interp.c: Allow Debug, DEPC, and EPC registers to be examined in GDB.
2827
2828Thu Sep 25 11:15:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2829
2830 * gencode.c (print_igen_insn_models): Assume certain architectures
2831 include all mips* instructions.
2832 (print_igen_insn_format): Use data_size==-1 as marker for MIPS16
2833 instruction.
2834
2835 * Makefile.in (tmp.igen): Add target. Generate igen input from
2836 gencode file.
2837
2838 * gencode.c (FEATURE_IGEN): Define.
2839 (main): Add --igen option. Generate output in igen format.
2840 (process_instructions): Format output according to igen option.
2841 (print_igen_insn_format): New function.
2842 (print_igen_insn_models): New function.
2843 (process_instructions): Only issue warnings and ignore
2844 instructions when no FEATURE_IGEN.
2845
2846Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2847
2848 * interp.c (COP_SD, COP_LD): Add UNUSED to pacify GCC for some
2849 MIPS targets.
2850
2851Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2852
2853 * configure: Regenerated to track ../common/aclocal.m4 changes.
2854
2855Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
2856
2857 * Makefile.in (SIM_ALIGNMENT, SIM_ENDIAN, SIM_HOSTENDIAN,
2858 SIM_RESERVED_BITS): Delete, moved to common.
2859 (SIM_EXTRA_CFLAGS): Update.
72f4393d 2860
c906108c
SS
2861Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2862
2863 * configure.in: Configure non-strict memory alignment.
2864 * configure: Regenerated to track ../common/aclocal.m4 changes.
2865
2866Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
2867
2868 * configure: Regenerated to track ../common/aclocal.m4 changes.
2869
2870Sat Sep 20 14:07:28 1997 Gavin Koch <gavin@cygnus.com>
2871
2872 * gencode.c (SDBBP,DERET): Added (3900) insns.
2873 (RFE): Turn on for 3900.
2874 * interp.c (DebugBreakPoint,DEPC,Debug,Debug_*): Added.
2875 (dsstate): Made global.
2876 (SUBTARGET_R3900): Added.
2877 (CANCELDELAYSLOT): New.
2878 (SignalException): Ignore SystemCall rather than ignore and
2879 terminate. Add DebugBreakPoint handling.
2880 (decode_coproc): New insns RFE, DERET; and new registers Debug
2881 and DEPC protected by SUBTARGET_R3900.
2882 (sim_engine_run): Use CANCELDELAYSLOT rather than clearing
2883 bits explicitly.
2884 * Makefile.in,configure.in: Add mips subtarget option.
72f4393d 2885 * configure: Update.
c906108c
SS
2886
2887Fri Sep 19 09:33:27 1997 Gavin Koch <gavin@cygnus.com>
2888
2889 * gencode.c: Add r3900 (tx39).
72f4393d 2890
c906108c
SS
2891
2892Tue Sep 16 15:52:04 1997 Gavin Koch <gavin@cygnus.com>
2893
2894 * gencode.c (build_instruction): Don't need to subtract 4 for
2895 JALR, just 2.
2896
2897Tue Sep 16 11:32:28 1997 Gavin Koch <gavin@cygnus.com>
2898
2899 * interp.c: Correct some HASFPU problems.
2900
2901Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
2902
2903 * configure: Regenerated to track ../common/aclocal.m4 changes.
2904
2905Fri Sep 12 12:01:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2906
2907 * interp.c (mips_options): Fix samples option short form, should
2908 be `x'.
2909
2910Thu Sep 11 09:35:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
2911
2912 * interp.c (sim_info): Enable info code. Was just returning.
2913
2914Tue Sep 9 17:30:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2915
2916 * interp.c (decode_coproc): Clarify warning about unsuported MTC0,
2917 MFC0.
2918
2919Tue Sep 9 16:28:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
2920
2921 * gencode.c (build_instruction): Use SIGNED64 for 64 bit
2922 constants.
2923 (build_instruction): Ditto for LL.
2924
2925Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
2926
2927 * configure: Regenerated to track ../common/aclocal.m4 changes.
2928
2929Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2930
2931 * configure: Regenerated to track ../common/aclocal.m4 changes.
2932 * config.in: Ditto.
2933
2934Wed Aug 27 14:12:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
2935
2936 * interp.c (sim_open): Add call to sim_analyze_program, update
2937 call to sim_config.
2938
2939Tue Aug 26 10:40:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
2940
2941 * interp.c (sim_kill): Delete.
2942 (sim_create_inferior): Add ABFD argument. Set PC from same.
2943 (sim_load): Move code initializing trap handlers from here.
2944 (sim_open): To here.
2945 (sim_load): Delete, use sim-hload.c.
2946
2947 * Makefile.in (SIM_OBJS): Add sim-hload.o module.
2948
2949Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2950
2951 * configure: Regenerated to track ../common/aclocal.m4 changes.
2952 * config.in: Ditto.
2953
2954Mon Aug 25 15:59:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2955
2956 * interp.c (sim_open): Add ABFD argument.
2957 (sim_load): Move call to sim_config from here.
2958 (sim_open): To here. Check return status.
2959
2960Fri Jul 25 15:00:45 1997 Gavin Koch <gavin@cygnus.com>
72f4393d 2961
c906108c
SS
2962 * gencode.c (build_instruction): Two arg MADD should
2963 not assign result to $0.
72f4393d 2964
c906108c
SS
2965Thu Jun 26 12:13:17 1997 Angela Marie Thomas (angela@cygnus.com)
2966
2967 * sim/mips/configure: Change default_sim_endian to 0 (bi-endian)
2968 * sim/mips/configure.in: Regenerate.
2969
2970Wed Jul 9 10:29:21 1997 Andrew Cagney <cagney@critters.cygnus.com>
2971
2972 * interp.c (SUB_REG_UW, SUB_REG_SW, SUB_REG_*): Use more explicit
2973 signed8, unsigned8 et.al. types.
2974
2975 * interp.c (SUB_REG_FETCH): Handle both little and big endian
2976 hosts when selecting subreg.
2977
2978Wed Jul 2 11:54:10 1997 Jeffrey A Law (law@cygnus.com)
2979
2980 * interp.c (sim_engine_run): Reset the ZERO register to zero
2981 regardless of FEATURE_WARN_ZERO.
2982 * gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
2983
2984Wed Jun 4 10:43:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2985
2986 * interp.c (decode_coproc): Implement MTC0 N, CAUSE.
2987 (SignalException): For BreakPoints ignore any mode bits and just
2988 save the PC.
2989 (SignalException): Always set the CAUSE register.
2990
2991Tue Jun 3 05:00:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
2992
2993 * interp.c (SignalException): Clear the simDELAYSLOT flag when an
2994 exception has been taken.
2995
2996 * interp.c: Implement the ERET and mt/f sr instructions.
2997
2998Sat May 31 00:44:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
2999
3000 * interp.c (SignalException): Don't bother restarting an
3001 interrupt.
3002
3003Fri May 30 23:41:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
3004
3005 * interp.c (SignalException): Really take an interrupt.
3006 (interrupt_event): Only deliver interrupts when enabled.
3007
3008Tue May 27 20:08:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
3009
3010 * interp.c (sim_info): Only print info when verbose.
3011 (sim_info) Use sim_io_printf for output.
72f4393d 3012
c906108c
SS
3013Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
3014
3015 * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
3016 mips architectures.
3017
3018Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
3019
3020 * interp.c (sim_do_command): Check for common commands if a
3021 simulator specific command fails.
3022
3023Thu May 22 09:32:03 1997 Gavin Koch <gavin@cygnus.com>
3024
3025 * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
3026 and simBE when DEBUG is defined.
3027
3028Wed May 21 09:08:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
3029
3030 * interp.c (interrupt_event): New function. Pass exception event
3031 onto exception handler.
3032
3033 * configure.in: Check for stdlib.h.
3034 * configure: Regenerate.
3035
3036 * gencode.c (build_instruction): Add UNUSED attribute to tempS
3037 variable declaration.
3038 (build_instruction): Initialize memval1.
3039 (build_instruction): Add UNUSED attribute to byte, bigend,
3040 reverse.
3041 (build_operands): Ditto.
3042
3043 * interp.c: Fix GCC warnings.
3044 (sim_get_quit_code): Delete.
3045
3046 * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
3047 * Makefile.in: Ditto.
3048 * configure: Re-generate.
72f4393d 3049
c906108c
SS
3050 * Makefile.in (SIM_OBJS): Add sim-watch.o module.
3051
3052Tue May 20 15:08:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
3053
3054 * interp.c (mips_option_handler): New function parse argumes using
3055 sim-options.
3056 (myname): Replace with STATE_MY_NAME.
3057 (sim_open): Delete check for host endianness - performed by
3058 sim_config.
3059 (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
3060 (sim_open): Move much of the initialization from here.
3061 (sim_load): To here. After the image has been loaded and
3062 endianness set.
3063 (sim_open): Move ColdReset from here.
3064 (sim_create_inferior): To here.
3065 (sim_open): Make FP check less dependant on host endianness.
3066
3067 * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
3068 run.
3069 * interp.c (sim_set_callbacks): Delete.
3070
3071 * interp.c (membank, membank_base, membank_size): Replace with
3072 STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
3073 (sim_open): Remove call to callback->init. gdb/run do this.
3074
3075 * interp.c: Update
3076
3077 * sim-main.h (SIM_HAVE_FLATMEM): Define.
3078
3079 * interp.c (big_endian_p): Delete, replaced by
3080 current_target_byte_order.
3081
3082Tue May 20 13:55:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
3083
3084 * interp.c (host_read_long, host_read_word, host_swap_word,
3085 host_swap_long): Delete. Using common sim-endian.
3086 (sim_fetch_register, sim_store_register): Use H2T.
3087 (pipeline_ticks): Delete. Handled by sim-events.
3088 (sim_info): Update.
3089 (sim_engine_run): Update.
3090
3091Tue May 20 13:42:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
3092
3093 * interp.c (sim_stop_reason): Move code determining simEXCEPTION
3094 reason from here.
3095 (SignalException): To here. Signal using sim_engine_halt.
3096 (sim_stop_reason): Delete, moved to common.
72f4393d 3097
c906108c
SS
3098Tue May 20 10:19:48 1997 Andrew Cagney <cagney@b2.cygnus.com>
3099
3100 * interp.c (sim_open): Add callback argument.
3101 (sim_set_callbacks): Delete SIM_DESC argument.
3102 (sim_size): Ditto.
3103
3104Mon May 19 18:20:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
3105
3106 * Makefile.in (SIM_OBJS): Add common modules.
3107
3108 * interp.c (sim_set_callbacks): Also set SD callback.
3109 (set_endianness, xfer_*, swap_*): Delete.
3110 (host_read_word, host_read_long, host_swap_word, host_swap_long):
3111 Change to functions using sim-endian macros.
3112 (control_c, sim_stop): Delete, use common version.
3113 (simulate): Convert into.
3114 (sim_engine_run): This function.
3115 (sim_resume): Delete.
72f4393d 3116
c906108c
SS
3117 * interp.c (simulation): New variable - the simulator object.
3118 (sim_kind): Delete global - merged into simulation.
3119 (sim_load): Cleanup. Move PC assignment from here.
3120 (sim_create_inferior): To here.
3121
3122 * sim-main.h: New file.
3123 * interp.c (sim-main.h): Include.
72f4393d 3124
c906108c
SS
3125Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
3126
3127 * configure: Regenerated to track ../common/aclocal.m4 changes.
3128
3129Wed Apr 23 17:32:19 1997 Doug Evans <dje@canuck.cygnus.com>
3130
3131 * tconfig.in (SIM_HAVE_BIENDIAN): Define.
3132
3133Mon Apr 21 17:16:13 1997 Gavin Koch <gavin@cygnus.com>
3134
72f4393d
L
3135 * gencode.c (build_instruction): DIV instructions: check
3136 for division by zero and integer overflow before using
c906108c
SS
3137 host's division operation.
3138
3139Thu Apr 17 03:18:14 1997 Doug Evans <dje@canuck.cygnus.com>
3140
3141 * Makefile.in (SIM_OBJS): Add sim-load.o.
3142 * interp.c: #include bfd.h.
3143 (target_byte_order): Delete.
3144 (sim_kind, myname, big_endian_p): New static locals.
3145 (sim_open): Set sim_kind, myname. Move call to set_endianness to
3146 after argument parsing. Recognize -E arg, set endianness accordingly.
3147 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
3148 load file into simulator. Set PC from bfd.
3149 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
3150 (set_endianness): Use big_endian_p instead of target_byte_order.
3151
3152Wed Apr 16 17:55:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
3153
3154 * interp.c (sim_size): Delete prototype - conflicts with
3155 definition in remote-sim.h. Correct definition.
3156
3157Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3158
3159 * configure: Regenerated to track ../common/aclocal.m4 changes.
3160 * config.in: Ditto.
3161
3162Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
3163
3164 * interp.c (sim_open): New arg `kind'.
3165
3166 * configure: Regenerated to track ../common/aclocal.m4 changes.
3167
3168Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3169
3170 * configure: Regenerated to track ../common/aclocal.m4 changes.
3171
3172Tue Mar 25 11:38:22 1997 Doug Evans <dje@canuck.cygnus.com>
3173
3174 * interp.c (sim_open): Set optind to 0 before calling getopt.
3175
3176Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3177
3178 * configure: Regenerated to track ../common/aclocal.m4 changes.
3179
3180Mon Mar 17 10:52:59 1997 Gavin Koch <gavin@cetus.cygnus.com>
3181
3182 * interp.c : Replace uses of pr_addr with pr_uword64
3183 where the bit length is always 64 independent of SIM_ADDR.
3184 (pr_uword64) : added.
3185
3186Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3187
3188 * configure: Re-generate.
3189
3190Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
3191
3192 * configure: Regenerate to track ../common/aclocal.m4 changes.
3193
3194Thu Mar 13 12:51:36 1997 Doug Evans <dje@canuck.cygnus.com>
3195
3196 * interp.c (sim_open): New SIM_DESC result. Argument is now
3197 in argv form.
3198 (other sim_*): New SIM_DESC argument.
3199
3200Mon Feb 24 22:47:14 1997 Dawn Perchik <dawn@cygnus.com>
3201
3202 * interp.c: Fix printing of addresses for non-64-bit targets.
3203 (pr_addr): Add function to print address based on size.
3204
3205Wed Feb 19 14:42:09 1997 Mark Alexander <marka@cygnus.com>
3206
3207 * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
3208
3209Thu Feb 13 14:08:30 1997 Ian Lance Taylor <ian@cygnus.com>
3210
3211 * gencode.c (build_mips16_operands): Correct computation of base
3212 address for extended PC relative instruction.
3213
3214Thu Feb 6 17:16:15 1997 Ian Lance Taylor <ian@cygnus.com>
3215
3216 * interp.c (mips16_entry): Add support for floating point cases.
3217 (SignalException): Pass floating point cases to mips16_entry.
3218 (ValueFPR): Don't restrict fmt_single and fmt_word to even
3219 registers.
3220 (StoreFPR): Likewise. Also, don't clobber fpr + 1 for fmt_single
3221 or fmt_word.
3222 (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
3223 and then set the state to fmt_uninterpreted.
3224 (COP_SW): Temporarily set the state to fmt_word while calling
3225 ValueFPR.
3226
3227Tue Feb 4 16:48:25 1997 Ian Lance Taylor <ian@cygnus.com>
3228
3229 * gencode.c (build_instruction): The high order may be set in the
3230 comparison flags at any ISA level, not just ISA 4.
3231
3232Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
3233
3234 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
3235 COMMON_{PRE,POST}_CONFIG_FRAG instead.
3236 * configure.in: sinclude ../common/aclocal.m4.
3237 * configure: Regenerated.
3238
3239Fri Jan 31 11:11:45 1997 Ian Lance Taylor <ian@cygnus.com>
3240
3241 * configure: Rebuild after change to aclocal.m4.
3242
3243Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
3244
3245 * configure configure.in Makefile.in: Update to new configure
3246 scheme which is more compatible with WinGDB builds.
3247 * configure.in: Improve comment on how to run autoconf.
3248 * configure: Re-run autoconf to get new ../common/aclocal.m4.
3249 * Makefile.in: Use autoconf substitution to install common
3250 makefile fragment.
3251
3252Wed Jan 8 12:39:03 1997 Jim Wilson <wilson@cygnus.com>
3253
3254 * gencode.c (build_instruction): Use BigEndianCPU instead of
3255 ByteSwapMem.
3256
3257Thu Jan 02 22:23:04 1997 Mark Alexander <marka@cygnus.com>
3258
3259 * interp.c (sim_monitor): Make output to stdout visible in
3260 wingdb's I/O log window.
3261
3262Tue Dec 31 07:04:00 1996 Mark Alexander <marka@cygnus.com>
3263
3264 * support.h: Undo previous change to SIGTRAP
3265 and SIGQUIT values.
3266
3267Mon Dec 30 17:36:06 1996 Ian Lance Taylor <ian@cygnus.com>
3268
3269 * interp.c (store_word, load_word): New static functions.
3270 (mips16_entry): New static function.
3271 (SignalException): Look for mips16 entry and exit instructions.
3272 (simulate): Use the correct index when setting fpr_state after
3273 doing a pending move.
3274
3275Sun Dec 29 09:37:18 1996 Mark Alexander <marka@cygnus.com>
3276
3277 * interp.c: Fix byte-swapping code throughout to work on
3278 both little- and big-endian hosts.
3279
3280Sun Dec 29 09:18:32 1996 Mark Alexander <marka@cygnus.com>
3281
3282 * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
3283 with gdb/config/i386/xm-windows.h.
3284
3285Fri Dec 27 22:48:51 1996 Mark Alexander <marka@cygnus.com>
3286
3287 * gencode.c (build_instruction): Work around MSVC++ code gen bug
3288 that messes up arithmetic shifts.
3289
3290Fri Dec 20 11:04:05 1996 Stu Grossman (grossman@critters.cygnus.com)
3291
3292 * support.h: Use _WIN32 instead of __WIN32__. Also add defs for
3293 SIGTRAP and SIGQUIT for _WIN32.
3294
3295Thu Dec 19 14:07:27 1996 Ian Lance Taylor <ian@cygnus.com>
3296
3297 * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
3298 force a 64 bit multiplication.
3299 (build_instruction) [OR]: In mips16 mode, don't do anything if the
3300 destination register is 0, since that is the default mips16 nop
3301 instruction.
3302
3303Mon Dec 16 14:59:38 1996 Ian Lance Taylor <ian@cygnus.com>
3304
3305 * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
3306 (build_endian_shift): Don't check proc64.
3307 (build_instruction): Always set memval to uword64. Cast op2 to
3308 uword64 when shifting it left in memory instructions. Always use
3309 the same code for stores--don't special case proc64.
3310
3311 * gencode.c (build_mips16_operands): Fix base PC value for PC
3312 relative operands.
3313 (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
3314 jal instruction.
3315 * interp.c (simJALDELAYSLOT): Define.
3316 (JALDELAYSLOT): Define.
3317 (INDELAYSLOT, INJALDELAYSLOT): Define.
3318 (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
3319
3320Tue Dec 24 22:11:20 1996 Angela Marie Thomas (angela@cygnus.com)
3321
3322 * interp.c (sim_open): add flush_cache as a PMON routine
3323 (sim_monitor): handle flush_cache by ignoring it
3324
3325Wed Dec 11 13:53:51 1996 Jim Wilson <wilson@cygnus.com>
3326
3327 * gencode.c (build_instruction): Use !ByteSwapMem instead of
3328 BigEndianMem.
3329 * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
3330 (BigEndianMem): Rename to ByteSwapMem and change sense.
3331 (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
3332 BigEndianMem references to !ByteSwapMem.
3333 (set_endianness): New function, with prototype.
3334 (sim_open): Call set_endianness.
3335 (sim_info): Use simBE instead of BigEndianMem.
3336 (xfer_direct_word, xfer_direct_long, swap_direct_word,
3337 swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
3338 xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
3339 ifdefs, keeping the prototype declaration.
3340 (swap_word): Rewrite correctly.
3341 (ColdReset): Delete references to CONFIG. Delete endianness related
3342 code; moved to set_endianness.
72f4393d 3343
c906108c
SS
3344Tue Dec 10 11:32:04 1996 Jim Wilson <wilson@cygnus.com>
3345
3346 * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
3347 * interp.c (CHECKHILO): Define away.
3348 (simSIGINT): New macro.
3349 (membank_size): Increase from 1MB to 2MB.
3350 (control_c): New function.
3351 (sim_resume): Rename parameter signal to signal_number. Add local
3352 variable prev. Call signal before and after simulate.
3353 (sim_stop_reason): Add simSIGINT support.
3354 (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
3355 functions always.
3356 (sim_warning): Delete call to SignalException. Do call printf_filtered
3357 if logfh is NULL.
3358 (AddressTranslation): Add #ifdef DEBUG around debugging message and
3359 a call to sim_warning.
3360
3361Wed Nov 27 11:53:50 1996 Ian Lance Taylor <ian@cygnus.com>
3362
3363 * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
3364 16 bit instructions.
3365
3366Tue Nov 26 11:53:12 1996 Ian Lance Taylor <ian@cygnus.com>
3367
3368 Add support for mips16 (16 bit MIPS implementation):
3369 * gencode.c (inst_type): Add mips16 instruction encoding types.
3370 (GETDATASIZEINSN): Define.
3371 (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv. Add
3372 jalx. Add LEFT flag to mfhi and mflo. Add RIGHT flag to mthi and
3373 mtlo.
3374 (MIPS16_DECODE): New table, for mips16 instructions.
3375 (bitmap_val): New static function.
3376 (struct mips16_op): Define.
3377 (mips16_op_table): New table, for mips16 operands.
3378 (build_mips16_operands): New static function.
3379 (process_instructions): If PC is odd, decode a mips16
3380 instruction. Break out instruction handling into new
3381 build_instruction function.
3382 (build_instruction): New static function, broken out of
3383 process_instructions. Check modifiers rather than flags for SHIFT
3384 bit count and m[ft]{hi,lo} direction.
3385 (usage): Pass program name to fprintf.
3386 (main): Remove unused variable this_option_optind. Change
3387 ``*loptarg++'' to ``loptarg++''.
3388 (my_strtoul): Parenthesize && within ||.
3389 * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
3390 (simulate): If PC is odd, fetch a 16 bit instruction, and
3391 increment PC by 2 rather than 4.
3392 * configure.in: Add case for mips16*-*-*.
3393 * configure: Rebuild.
3394
3395Fri Nov 22 08:49:36 1996 Mark Alexander <marka@cygnus.com>
3396
3397 * interp.c: Allow -t to enable tracing in standalone simulator.
3398 Fix garbage output in trace file and error messages.
3399
3400Wed Nov 20 01:54:37 1996 Doug Evans <dje@canuck.cygnus.com>
3401
3402 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
3403 (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
3404 * configure.in: Simplify using macros in ../common/aclocal.m4.
3405 * configure: Regenerated.
3406 * tconfig.in: New file.
3407
3408Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
3409
3410 * interp.c: Fix bugs in 64-bit port.
3411 Use ansi function declarations for msvc compiler.
3412 Initialize and test file pointer in trace code.
3413 Prevent duplicate definition of LAST_EMED_REGNUM.
3414
3415Tue Oct 15 11:07:06 1996 Mark Alexander <marka@cygnus.com>
3416
3417 * interp.c (xfer_big_long): Prevent unwanted sign extension.
3418
3419Thu Sep 26 17:35:00 1996 James G. Smith <jsmith@cygnus.co.uk>
3420
3421 * interp.c (SignalException): Check for explicit terminating
3422 breakpoint value.
3423 * gencode.c: Pass instruction value through SignalException()
3424 calls for Trap, Breakpoint and Syscall.
3425
3426Thu Sep 26 11:35:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3427
3428 * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
3429 only used on those hosts that provide it.
3430 * configure.in: Add sqrt() to list of functions to be checked for.
3431 * config.in: Re-generated.
3432 * configure: Re-generated.
3433
3434Fri Sep 20 15:47:12 1996 Ian Lance Taylor <ian@cygnus.com>
3435
3436 * gencode.c (process_instructions): Call build_endian_shift when
3437 expanding STORE RIGHT, to fix swr.
3438 * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
3439 clear the high bits.
3440 * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
3441 Fix float to int conversions to produce signed values.
3442
3443Thu Sep 19 15:34:17 1996 Ian Lance Taylor <ian@cygnus.com>
3444
3445 * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
3446 (process_instructions): Correct handling of nor instruction.
3447 Correct shift count for 32 bit shift instructions. Correct sign
3448 extension for arithmetic shifts to not shift the number of bits in
3449 the type. Fix 64 bit multiply high word calculation. Fix 32 bit
3450 unsigned multiply. Fix ldxc1 and friends to use coprocessor 1.
3451 Fix madd.
3452 * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
3453 It's OK to have a mult follow a mult. What's not OK is to have a
3454 mult follow an mfhi.
3455 (Convert): Comment out incorrect rounding code.
3456
3457Mon Sep 16 11:38:16 1996 James G. Smith <jsmith@cygnus.co.uk>
3458
3459 * interp.c (sim_monitor): Improved monitor printf
3460 simulation. Tidied up simulator warnings, and added "--log" option
3461 for directing warning message output.
3462 * gencode.c: Use sim_warning() rather than WARNING macro.
3463
3464Thu Aug 22 15:03:12 1996 Ian Lance Taylor <ian@cygnus.com>
3465
3466 * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
3467 getopt1.o, rather than on gencode.c. Link objects together.
3468 Don't link against -liberty.
3469 (gencode.o, getopt.o, getopt1.o): New targets.
3470 * gencode.c: Include <ctype.h> and "ansidecl.h".
3471 (AND): Undefine after including "ansidecl.h".
3472 (ULONG_MAX): Define if not defined.
3473 (OP_*): Don't define macros; now defined in opcode/mips.h.
3474 (main): Call my_strtoul rather than strtoul.
3475 (my_strtoul): New static function.
3476
3477Wed Jul 17 18:12:38 1996 Stu Grossman (grossman@critters.cygnus.com)
3478
3479 * gencode.c (process_instructions): Generate word64 and uword64
3480 instead of `long long' and `unsigned long long' data types.
3481 * interp.c: #include sysdep.h to get signals, and define default
3482 for SIGBUS.
3483 * (Convert): Work around for Visual-C++ compiler bug with type
3484 conversion.
3485 * support.h: Make things compile under Visual-C++ by using
3486 __int64 instead of `long long'. Change many refs to long long
3487 into word64/uword64 typedefs.
3488
3489Wed Jun 26 12:24:55 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
3490
72f4393d
L
3491 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
3492 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
3493 (docdir): Removed.
3494 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
3495 (AC_PROG_INSTALL): Added.
c906108c 3496 (AC_PROG_CC): Moved to before configure.host call.
72f4393d
L
3497 * configure: Rebuilt.
3498
c906108c
SS
3499Wed Jun 5 08:28:13 1996 James G. Smith <jsmith@cygnus.co.uk>
3500
3501 * configure.in: Define @SIMCONF@ depending on mips target.
3502 * configure: Rebuild.
3503 * Makefile.in (run): Add @SIMCONF@ to control simulator
3504 construction.
3505 * gencode.c: Change LOADDRMASK to 64bit memory model only.
3506 * interp.c: Remove some debugging, provide more detailed error
3507 messages, update memory accesses to use LOADDRMASK.
72f4393d 3508
c906108c
SS
3509Mon Jun 3 11:55:03 1996 Ian Lance Taylor <ian@cygnus.com>
3510
3511 * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
3512 AC_CHECK_LIB, and AC_CHECK_FUNCS. Change AC_OUTPUT to set
3513 stamp-h.
3514 * configure: Rebuild.
3515 * config.in: New file, generated by autoheader.
3516 * interp.c: Include "config.h". Include <stdlib.h>, <string.h>,
3517 and <strings.h> if they exist. Replace #ifdef sun with #ifdef
3518 HAVE_ANINT and HAVE_AINT, as appropriate.
3519 * Makefile.in (run): Use @LIBS@ rather than -lm.
3520 (interp.o): Depend upon config.h.
3521 (Makefile): Just rebuild Makefile.
3522 (clean): Remove stamp-h.
3523 (mostlyclean): Make the same as clean, not as distclean.
3524 (config.h, stamp-h): New targets.
3525
3526Fri May 10 00:41:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3527
3528 * interp.c (ColdReset): Fix boolean test. Make all simulator
3529 globals static.
3530
3531Wed May 8 15:12:58 1996 James G. Smith <jsmith@cygnus.co.uk>
3532
3533 * interp.c (xfer_direct_word, xfer_direct_long,
3534 swap_direct_word, swap_direct_long, xfer_big_word,
3535 xfer_big_long, xfer_little_word, xfer_little_long,
3536 swap_word,swap_long): Added.
3537 * interp.c (ColdReset): Provide function indirection to
3538 host<->simulated_target transfer routines.
3539 * interp.c (sim_store_register, sim_fetch_register): Updated to
3540 make use of indirected transfer routines.
3541
3542Fri Apr 19 15:48:24 1996 James G. Smith <jsmith@cygnus.co.uk>
3543
3544 * gencode.c (process_instructions): Ensure FP ABS instruction
3545 recognised.
3546 * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
3547 system call support.
3548
3549Wed Apr 10 09:51:38 1996 James G. Smith <jsmith@cygnus.co.uk>
3550
3551 * interp.c (sim_do_command): Complain if callback structure not
3552 initialised.
3553
3554Thu Mar 28 13:50:51 1996 James G. Smith <jsmith@cygnus.co.uk>
3555
3556 * interp.c (Convert): Provide round-to-nearest and round-to-zero
3557 support for Sun hosts.
3558 * Makefile.in (gencode): Ensure the host compiler and libraries
3559 used for cross-hosted build.
3560
3561Wed Mar 27 14:42:12 1996 James G. Smith <jsmith@cygnus.co.uk>
3562
3563 * interp.c, gencode.c: Some more (TODO) tidying.
3564
3565Thu Mar 7 11:19:33 1996 James G. Smith <jsmith@cygnus.co.uk>
3566
3567 * gencode.c, interp.c: Replaced explicit long long references with
3568 WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
3569 * support.h (SET64LO, SET64HI): Macros added.
3570
3571Wed Feb 21 12:16:21 1996 Ian Lance Taylor <ian@cygnus.com>
3572
3573 * configure: Regenerate with autoconf 2.7.
3574
3575Tue Jan 30 08:48:18 1996 Fred Fish <fnf@cygnus.com>
3576
3577 * interp.c (LoadMemory): Enclose text following #endif in /* */.
3578 * support.h: Remove superfluous "1" from #if.
3579 * support.h (CHECKSIM): Remove stray 'a' at end of line.
3580
3581Mon Dec 4 11:44:40 1995 Jamie Smith <jsmith@cygnus.com>
3582
3583 * interp.c (StoreFPR): Control UndefinedResult() call on
3584 WARN_RESULT manifest.
3585
3586Fri Dec 1 16:37:19 1995 James G. Smith <jsmith@cygnus.co.uk>
3587
3588 * gencode.c: Tidied instruction decoding, and added FP instruction
3589 support.
3590
3591 * interp.c: Added dineroIII, and BSD profiling support. Also
3592 run-time FP handling.
3593
3594Sun Oct 22 00:57:18 1995 James G. Smith <jsmith@pasanda.cygnus.co.uk>
3595
3596 * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
3597 gencode.c, interp.c, support.h: created.