]> git.ipfire.org Git - thirdparty/binutils-gdb.git/blame - sim/mips/ChangeLog
* elf32-arm.c (find_thumb_glue): Add ERROR_MESSAGE argument; set it
[thirdparty/binutils-gdb.git] / sim / mips / ChangeLog
CommitLineData
2d2733fc
TS
12006-08-29 Thiemo Seufer <ths@mips.com>
2 David Ung <davidu@mips.com>
3
4 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*): Add smartmips to
5 sim_igen_machine.
6 * configure: Regenerate.
7 * mips.igen (model): Add smartmips.
8 (MADDU): Increment ACX if carry.
9 (do_mult): Clear ACX.
10 (ROR,RORV): Add smartmips.
11 (include): Include smartmips.igen.
12 * sim-main.h (ACX): Set to REGISTERS[89].
13 * smartmips.igen: New file.
14
d85c3a10
TS
152006-08-29 Thiemo Seufer <ths@mips.com>
16 David Ung <davidu@mips.com>
17
18 * Makefile.in (IGEN_INCLUDE): Add missing includes for m16e.igen and
19 mips3264r2.igen. Add missing dependency rules.
20 * m16e.igen: Support for mips16e save/restore instructions.
21
e85e3205
RE
222006-06-13 Richard Earnshaw <rearnsha@arm.com>
23
24 * configure: Regenerated.
25
2f0122dc
DJ
262006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
27
28 * configure: Regenerated.
29
20e95c23
DJ
302006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
31
32 * configure: Regenerated.
33
69088b17
CF
342006-05-15 Chao-ying Fu <fu@mips.com>
35
36 * dsp.igen (do_ph_shift, do_w_shra): Fix bugs for rounding instructions.
37
0275de4e
NC
382006-04-18 Nick Clifton <nickc@redhat.com>
39
40 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Add missing break
41 statement.
42
b3a3ffef
HPN
432006-03-29 Hans-Peter Nilsson <hp@axis.com>
44
45 * configure: Regenerate.
46
40a5538e
CF
472005-12-14 Chao-ying Fu <fu@mips.com>
48
49 * Makefile.in (SIM_OBJS): Add dsp.o.
50 (dsp.o): New dependency.
51 (IGEN_INCLUDE): Add dsp.igen.
52 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*, mipsisa64r2*-*-*,
53 mipsisa64*-*-*): Add dsp to sim_igen_machine.
54 * configure: Regenerate.
55 * mips.igen: Add dsp model and include dsp.igen.
56 (MFHI, MFLO, MTHI, MTLO): Remove mips32, mips32r2, mips64, mips64r2,
57 because these instructions are extended in DSP ASE.
58 * sim-main.h (LAST_EMBED_REGNUM): Change from 89 to 96 because of
59 adding 6 DSP accumulator registers and 1 DSP control register.
60 (AC0LOIDX, AC0HIIDX, AC1LOIDX, AC1HIIDX, AC2LOIDX, AC2HIIDX, AC3LOIDX,
61 AC3HIIDX, DSPLO, DSPHI, DSPCRIDX, DSPCR, DSPCR_POS_SHIFT,
62 DSPCR_POS_MASK, DSPCR_POS_SMASK, DSPCR_SCOUNT_SHIFT, DSPCR_SCOUNT_MASK,
63 DSPCR_SCOUNT_SMASK, DSPCR_CARRY_SHIFT, DSPCR_CARRY_MASK,
64 DSPCR_CARRY_SMASK, DSPCR_CARRY, DSPCR_EFI_SHIFT, DSPCR_EFI_MASK,
65 DSPCR_EFI_SMASK, DSPCR_EFI, DSPCR_OUFLAG_SHIFT, DSPCR_OUFLAG_MASK,
66 DSPCR_OUFLAG_SMASK, DSPCR_OUFLAG4, DSPCR_OUFLAG5, DSPCR_OUFLAG6,
67 DSPCR_OUFLAG7, DSPCR_CCOND_SHIFT, DSPCR_CCOND_MASK,
68 DSPCR_CCOND_SMASK): New define.
69 (DSPLO_REGNUM, DSPHI_REGNUM): New array for DSP accumulators.
70 * dsp.c, dsp.igen: New files for MIPS DSP ASE.
71
21d14896
ILT
722005-07-08 Ian Lance Taylor <ian@airs.com>
73
74 * tconfig.in (SIM_QUIET_NAN_NEGATED): Define.
75
b16d63da
DU
762005-06-16 David Ung <davidu@mips.com>
77 Nigel Stephens <nigel@mips.com>
78
79 * mips.igen: New mips16e model and include m16e.igen.
80 (check_u64): Add mips16e tag.
81 * m16e.igen: New file for MIPS16e instructions.
82 * configure.ac (mipsisa32*-*-*, mipsisa32r2*-*-*, mipsisa64*-*-*,
83 mipsisa64r2*-*-*): Change sim_gen to M16, add mips16 and mips16e
84 models.
85 * configure: Regenerate.
86
e70cb6cd
CD
872005-05-26 David Ung <davidu@mips.com>
88
89 * mips.igen (mips32r2, mips64r2): New ISA models. Add new model
90 tags to all instructions which are applicable to the new ISAs.
91 (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Add, moved from
92 vr.igen.
93 * mips3264r2.igen: New file for MIPS 32/64 revision 2 specific
94 instructions.
95 * vr.igen (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Move
96 to mips.igen.
97 * configure.ac (mipsisa32r2*-*-*, mipsisa64r2*-*-*): Add new targets.
98 * configure: Regenerate.
99
2b193c4a
MK
1002005-03-23 Mark Kettenis <kettenis@gnu.org>
101
102 * configure: Regenerate.
103
35695fd6
AC
1042005-01-14 Andrew Cagney <cagney@gnu.org>
105
106 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
107 explicit call to AC_CONFIG_HEADER.
108 * configure: Regenerate.
109
f0569246
AC
1102005-01-12 Andrew Cagney <cagney@gnu.org>
111
112 * configure.ac: Update to use ../common/common.m4.
113 * configure: Re-generate.
114
38f48d72
AC
1152005-01-11 Andrew Cagney <cagney@localhost.localdomain>
116
117 * configure: Regenerated to track ../common/aclocal.m4 changes.
118
b7026657
AC
1192005-01-07 Andrew Cagney <cagney@gnu.org>
120
121 * configure.ac: Rename configure.in, require autoconf 2.59.
122 * configure: Re-generate.
123
379832de
HPN
1242004-12-08 Hans-Peter Nilsson <hp@axis.com>
125
126 * configure: Regenerate for ../common/aclocal.m4 update.
127
cd62154c
AC
1282004-09-24 Monika Chaddha <monika@acmet.com>
129
130 Committed by Andrew Cagney.
131 * m16.igen (CMP, CMPI): Fix assembler.
132
e5da76ec
CD
1332004-08-18 Chris Demetriou <cgd@broadcom.com>
134
135 * configure.in (mipsisa64sb1*-*-*): Add mips3d to sim_igen_machine.
136 * configure: Regenerate.
137
139181c8
CD
1382004-06-25 Chris Demetriou <cgd@broadcom.com>
139
140 * configure.in (sim_m16_machine): Include mipsIII.
141 * configure: Regenerate.
142
1a27f959
CD
1432004-05-11 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
144
145 * mips/interp.c (decode_coproc): Sign-extend the address retrieved
146 from COP0_BADVADDR.
147 * mips/sim-main.h (COP0_BADVADDR): Remove a cast.
148
5dbb7b5a
CD
1492004-04-10 Chris Demetriou <cgd@broadcom.com>
150
151 * sb1.igen (DIV.PS, RECIP.PS, RSQRT.PS, SQRT.PS): New.
152
14234056
CD
1532004-04-09 Chris Demetriou <cgd@broadcom.com>
154
155 * mips.igen (check_fmt): Remove.
156 (ABS.fmt, ADD.fmt, C.cond.fmta, C.cond.fmtb, CEIL.L.fmt, CEIL.W)
157 (CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt, FLOOR.L.fmt)
158 (FLOOR.W.fmt, MADD.fmt, MOV.fmt, MOVtf.fmt, MOVN.fmt, MOVZ.fmt)
159 (MSUB.fmt, MUL.fmt, NEG.fmt, NMADD.fmt, NMSUB.fmt, RECIP.fmt)
160 (ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt)
161 (TRUNC.L.fmt, TRUNC.W): Explicitly specify allowed FPU formats.
162 (check_fmt_p, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
163 (FLOOR.W.fmt, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt)
164 (SQRT.fmt, TRUNC.L.fmt, TRUNC.W): Remove all uses of check_fmt.
165 (C.cnd.fmta): Remove incorrect call to check_fmt_p.
166
c6f9085c
CD
1672004-04-09 Chris Demetriou <cgd@broadcom.com>
168
169 * sb1.igen (check_sbx): New function.
170 (PABSDIFF.fmt, PABSDIFC.fmt, PAVG.fmt): Use check_sbx.
171
11d66e66 1722004-03-29 Chris Demetriou <cgd@broadcom.com>
0e1b7197
RS
173 Richard Sandiford <rsandifo@redhat.com>
174
175 * sim-main.h (MIPS_MACH_HAS_MT_HILO_HAZARD)
176 (MIPS_MACH_HAS_MULT_HILO_HAZARD, MIPS_MACH_HAS_DIV_HILO_HAZARD): New.
177 * mips.igen (check_mt_hilo, check_mult_hilo, check_div_hilo): Provide
178 separate implementations for mipsIV and mipsV. Use new macros to
179 determine whether the restrictions apply.
180
b3208fb8
CD
1812004-01-19 Chris Demetriou <cgd@broadcom.com>
182
183 * mips.igen (check_mf_cycles, check_mt_hilo, check_mf_hilo)
184 (check_mult_hilo): Improve comments.
185 (check_div_hilo): Likewise. Also, fork off a new version
186 to handle mips32/mips64 (since there are no hazards to check
187 in MIPS32/MIPS64).
188
9a1d84fb
CD
1892003-06-17 Richard Sandiford <rsandifo@redhat.com>
190
191 * mips.igen (do_dmultx): Fix check for negative operands.
192
ae451ac6
ILT
1932003-05-16 Ian Lance Taylor <ian@airs.com>
194
195 * Makefile.in (SHELL): Make sure this is defined.
196 (various): Use $(SHELL) whenever we invoke move-if-change.
197
dd69d292
CD
1982003-05-03 Chris Demetriou <cgd@broadcom.com>
199
200 * cp1.c: Tweak attribution slightly.
201 * cp1.h: Likewise.
202 * mdmx.c: Likewise.
203 * mdmx.igen: Likewise.
204 * mips3d.igen: Likewise.
205 * sb1.igen: Likewise.
206
bcd0068e
CD
2072003-04-15 Richard Sandiford <rsandifo@redhat.com>
208
209 * vr.igen (do_vr_mul_op): Zero-extend the low 32 bits of
210 unsigned operands.
211
6b4a8935
AC
2122003-02-27 Andrew Cagney <cagney@redhat.com>
213
601da316
AC
214 * interp.c (sim_open): Rename _bfd to bfd.
215 (sim_create_inferior): Ditto.
6b4a8935 216
d29e330f
CD
2172003-01-14 Chris Demetriou <cgd@broadcom.com>
218
219 * mips.igen (LUXC1, SUXC1): New, for mipsV and mips64.
220
a2353a08
CD
2212003-01-14 Chris Demetriou <cgd@broadcom.com>
222
223 * mips.igen (EI, DI): Remove.
224
80551777
CD
2252003-01-05 Richard Sandiford <rsandifo@redhat.com>
226
227 * Makefile.in (tmp-run-multi): Fix mips16 filter.
228
4c54fc26
CD
2292003-01-04 Richard Sandiford <rsandifo@redhat.com>
230 Andrew Cagney <ac131313@redhat.com>
231 Gavin Romig-Koch <gavin@redhat.com>
232 Graydon Hoare <graydon@redhat.com>
233 Aldy Hernandez <aldyh@redhat.com>
234 Dave Brolley <brolley@redhat.com>
235 Chris Demetriou <cgd@broadcom.com>
236
237 * configure.in (mips64vr*): Define TARGET_ENABLE_FR to 1.
238 (sim_mach_default): New variable.
239 (mips64vr-*-*, mips64vrel-*-*): New configurations.
240 Add a new simulator generator, MULTI.
241 * configure: Regenerate.
242 * Makefile.in (SIM_MULTI_OBJ, SIM_EXTRA_DISTCLEAN): New variables.
243 (multi-run.o): New dependency.
244 (SIM_MULTI_ALL, SIM_MULTI_IGEN_CONFIGS): New variables.
245 (tmp-mach-multi, tmp-itable-multi, tmp-run-multi): New rules.
246 (tmp-multi): Combine them.
247 (BUILT_SRC_FROM_MULTI): New variable. Depend on tmp-multi.
248 (clean-extra): Remove sources in BUILT_SRC_FROM_MULTI.
249 (distclean-extra): New rule.
250 * sim-main.h: Include bfd.h.
251 (MIPS_MACH): New macro.
252 * mips.igen (vr4120, vr5400, vr5500): New models.
253 (clo, clz, dclo, dclz, madd, maddu, msub, msub, mul): Add *vr5500.
254 * vr.igen: Replace with new version.
255
e6c674b8
CD
2562003-01-04 Chris Demetriou <cgd@broadcom.com>
257
258 * configure.in: Use SIM_AC_OPTION_RESERVED_BITS(1).
259 * configure: Regenerate.
260
28f50ac8
CD
2612002-12-31 Chris Demetriou <cgd@broadcom.com>
262
263 * sim-main.h (check_branch_bug, mark_branch_bug): Remove.
264 * mips.igen: Remove all invocations of check_branch_bug and
265 mark_branch_bug.
266
5071ffe6
CD
2672002-12-16 Chris Demetriou <cgd@broadcom.com>
268
269 * tconfig.in: Include "gdb/callback.h" and "gdb/remote-sim.h".
270
06e7837e
CD
2712002-07-30 Chris Demetriou <cgd@broadcom.com>
272
273 * mips.igen (do_load_double, do_store_double): New functions.
274 (LDC1, SDC1): Rename to...
275 (LDC1b, SDC1b): respectively.
276 (LDC1a, SDC1a): New instructions for MIPS II and MIPS32 support.
277
2265c243
MS
2782002-07-29 Michael Snyder <msnyder@redhat.com>
279
280 * cp1.c (fp_recip2): Modify initialization expression so that
281 GCC will recognize it as constant.
282
a2f8b4f3
CD
2832002-06-18 Chris Demetriou <cgd@broadcom.com>
284
285 * mdmx.c (SD_): Delete.
286 (Unpredictable): Re-define, for now, to directly invoke
287 unpredictable_action().
288 (mdmx_acc_op): Fix error in .ob immediate handling.
289
b4b6c939
AC
2902002-06-18 Andrew Cagney <cagney@redhat.com>
291
292 * interp.c (sim_firmware_command): Initialize `address'.
293
c8cca39f
AC
2942002-06-16 Andrew Cagney <ac131313@redhat.com>
295
296 * configure: Regenerated to track ../common/aclocal.m4 changes.
297
e7e81181
CD
2982002-06-14 Chris Demetriou <cgd@broadcom.com>
299 Ed Satterthwaite <ehs@broadcom.com>
300
301 * mips3d.igen: New file which contains MIPS-3D ASE instructions.
302 * Makefile.in (IGEN_INCLUDE): Add mips3d.igen.
303 * mips.igen: Include mips3d.igen.
304 (mips3d): New model name for MIPS-3D ASE instructions.
305 (CVT.W.fmt): Don't use this instruction for word (source) format
306 instructions.
307 * cp1.c (fp_binary_r, fp_add_r, fp_mul_r, fpu_inv1, fpu_inv1_32)
308 (fpu_inv1_64, fp_recip1, fp_recip2, fpu_inv_sqrt1, fpu_inv_sqrt1_32)
309 (fpu_inv_sqrt1_64, fp_rsqrt1, fp_rsqrt2): New functions.
310 (NR_FRAC_GUARD, IMPLICIT_1): New macros.
311 * sim-main.h (fmt_pw, CompareAbs, AddR, MultiplyR, Recip1, Recip2)
312 (RSquareRoot1, RSquareRoot2): New macros.
313 (fp_add_r, fp_mul_r, fp_recip1, fp_recip2, fp_rsqrt1)
314 (fp_rsqrt2): New functions.
315 * configure.in: Add MIPS-3D support to mipsisa64 simulator.
316 * configure: Regenerate.
317
3a2b820e 3182002-06-13 Chris Demetriou <cgd@broadcom.com>
eab54952 319 Ed Satterthwaite <ehs@broadcom.com>
3a2b820e
CD
320
321 * cp1.c (FP_PS_upper, FP_PS_lower, FP_PS_cat, FPQNaN_PS): New macros.
322 (value_fpr, store_fpr, fp_cmp, fp_unary, fp_binary, fp_mac)
323 (fp_inv_sqrt, fpu_format_name): Add paired-single support.
324 (convert): Note that this function is not used for paired-single
325 format conversions.
326 (ps_lower, ps_upper, pack_ps, convert_ps): New functions.
327 * mips.igen (FMT, MOVtf.fmt): Add paired-single support.
328 (check_fmt_p): Enable paired-single support.
329 (ALNV.PS, CVT.PS.S, CVT.S.PL, CVT.S.PU, PLL.PS, PLU.PS, PUL.PS)
330 (PUU.PS): New instructions.
331 (CVT.S.fmt): Don't use this instruction for paired-single format
332 destinations.
333 * sim-main.h (FP_formats): New value 'fmt_ps.'
334 (ps_lower, ps_upper, pack_ps, convert_ps): New prototypes.
335 (PSLower, PSUpper, PackPS, ConvertPS): New macros.
336
d18ea9c2
CD
3372002-06-12 Chris Demetriou <cgd@broadcom.com>
338
339 * mips.igen: Fix formatting of function calls in
340 many FP operations.
341
95fd5cee
CD
3422002-06-12 Chris Demetriou <cgd@broadcom.com>
343
344 * mips.igen (MOVN, MOVZ): Trace result.
345 (TNEI): Print "tnei" as the opcode name in traces.
346 (CEIL.W): Add disassembly string for traces.
347 (RSQRT.fmt): Make location of disassembly string consistent
348 with other instructions.
349
4f0d55ae
CD
3502002-06-12 Chris Demetriou <cgd@broadcom.com>
351
352 * mips.igen (X): Delete unused function.
353
3c25f8c7
AC
3542002-06-08 Andrew Cagney <cagney@redhat.com>
355
356 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
357
f3c08b7e
CD
3582002-06-07 Chris Demetriou <cgd@broadcom.com>
359 Ed Satterthwaite <ehs@broadcom.com>
360
361 * cp1.c (inner_mac, fp_mac, inner_rsqrt, fp_inv_sqrt)
362 (fp_rsqrt, fp_madd, fp_msub, fp_nmadd, fp_nmsub): New functions.
363 * sim-main.h (fp_rsqrt, fp_madd, fp_msub, fp_nmadd)
364 (fp_nmsub): New prototypes.
365 (RSquareRoot, MultiplyAdd, MultiplySub, NegMultiplyAdd)
366 (NegMultiplySub): New defines.
367 * mips.igen (RSQRT.fmt): Use RSquareRoot().
368 (MADD.D, MADD.S): Replace with...
369 (MADD.fmt): New instruction.
370 (MSUB.D, MSUB.S): Replace with...
371 (MSUB.fmt): New instruction.
372 (NMADD.D, NMADD.S): Replace with...
373 (NMADD.fmt): New instruction.
374 (NMSUB.D, MSUB.S): Replace with...
375 (NMSUB.fmt): New instruction.
376
52714ff9
CD
3772002-06-07 Chris Demetriou <cgd@broadcom.com>
378 Ed Satterthwaite <ehs@broadcom.com>
379
380 * cp1.c: Fix more comment spelling and formatting.
381 (value_fcr, store_fcr): Use fenr_FS rather than hard-coding value.
382 (denorm_mode): New function.
383 (fpu_unary, fpu_binary): Round results after operation, collect
384 status from rounding operations, and update the FCSR.
385 (convert): Collect status from integer conversions and rounding
386 operations, and update the FCSR. Adjust NaN values that result
387 from conversions. Convert to use sim_io_eprintf rather than
388 fprintf, and remove some debugging code.
389 * cp1.h (fenr_FS): New define.
390
577d8c4b
CD
3912002-06-07 Chris Demetriou <cgd@broadcom.com>
392
393 * cp1.c (convert): Remove unusable debugging code, and move MIPS
394 rounding mode to sim FP rounding mode flag conversion code into...
395 (rounding_mode): New function.
396
196496ed
CD
3972002-06-07 Chris Demetriou <cgd@broadcom.com>
398
399 * cp1.c: Clean up formatting of a few comments.
400 (value_fpr): Reformat switch statement.
401
cfe9ea23
CD
4022002-06-06 Chris Demetriou <cgd@broadcom.com>
403 Ed Satterthwaite <ehs@broadcom.com>
404
405 * cp1.h: New file.
406 * sim-main.h: Include cp1.h.
407 (SETFCC, GETFCC, IR, UF, OF, DX, IO, UO, FP_FLAGS, FP_ENABLE)
408 (FP_CAUSE, GETFS, FP_RM_NEAREST, FP_RM_TOZERO, FP_RM_TOPINF)
409 (FP_RM_TOMINF, GETRM): Remove. Moved to cp1.h.
410 (FP_FS, FP_MASK_RM, FP_SH_RM, Nan, Less, Equal): Remove.
411 (value_fcr, store_fcr, test_fcsr, fp_cmp): New prototypes.
412 (ValueFCR, StoreFCR, TestFCSR, Compare): New macros.
413 * cp1.c: Don't include sim-fpu.h; already included by
414 sim-main.h. Clean up formatting of some comments.
415 (NaN, Equal, Less): Remove.
416 (test_fcsr, value_fcr, store_fcr, update_fcsr, fp_test)
417 (fp_cmp): New functions.
418 * mips.igen (do_c_cond_fmt): Remove.
419 (C.cond.fmta, C.cond.fmtb): Replace uses of do_c_cond_fmt_a with
420 Compare. Add result tracing.
421 (CxC1): Remove, replace with...
422 (CFC1a, CFC1b, CFC1c, CTC1a, CTC1b, CTC1c): New instructions.
423 (DMxC1): Remove, replace with...
424 (DMFC1a, DMFC1b, DMTC1a, DMTC1b): New instructions.
425 (MxC1): Remove, replace with...
426 (MFC1a, MFC1b, MTC1a, MTC1b): New instructions.
427
ee7254b0
CD
4282002-06-04 Chris Demetriou <cgd@broadcom.com>
429
430 * sim-main.h (FGRIDX): Remove, replace all uses with...
431 (FGR_BASE): New macro.
432 (FP0_REGNUM, FCRCS_REGNUM, FCRIR_REGNUM): New macros.
433 (_sim_cpu): Move 'fgr' member to be right before 'fpr_state' member.
434 (NR_FGR, FGR): Likewise.
435 * interp.c: Replace all uses of FGRIDX with FGR_BASE.
436 * mips.igen: Likewise.
437
d3eb724f
CD
4382002-06-04 Chris Demetriou <cgd@broadcom.com>
439
440 * cp1.c: Add an FSF Copyright notice to this file.
441
ba46ddd0
CD
4422002-06-04 Chris Demetriou <cgd@broadcom.com>
443 Ed Satterthwaite <ehs@broadcom.com>
444
445 * cp1.c (Infinity): Remove.
446 * sim-main.h (Infinity): Likewise.
447
448 * cp1.c (fp_unary, fp_binary): New functions.
449 (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div, fp_recip)
450 (fp_sqrt): New functions, implemented in terms of the above.
451 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
452 (Recip, SquareRoot): Remove (replaced by functions above).
453 * sim-main.h (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div)
454 (fp_recip, fp_sqrt): New prototypes.
455 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
456 (Recip, SquareRoot): Replace prototypes with #defines which
457 invoke the functions above.
458
18d8a52d
CD
4592002-06-03 Chris Demetriou <cgd@broadcom.com>
460
461 * sim-main.h (Nan, Infinity, Less, Equal, AbsoluteValue, Negate)
462 (Add, Sub, Multiply, Divide, Recip, SquareRoot): Move lower in
463 file, remove PARAMS from prototypes.
464 (value_fpr, store_fpr, convert): Likewise. Use SIM_STATE to provide
465 simulator state arguments.
466 (ValueFPR, StoreFPR, Convert): Move lower in file. Use SIM_ARGS to
467 pass simulator state arguments.
468 * cp1.c (SD): Redefine as CPU_STATE(cpu).
469 (store_fpr, convert): Remove 'sd' argument.
470 (value_fpr): Likewise. Convert to use 'SD' instead.
471
0f154cbd
CD
4722002-06-03 Chris Demetriou <cgd@broadcom.com>
473
474 * cp1.c (Min, Max): Remove #if 0'd functions.
475 * sim-main.h (Min, Max): Remove.
476
e80fc152
CD
4772002-06-03 Chris Demetriou <cgd@broadcom.com>
478
479 * cp1.c: fix formatting of switch case and default labels.
480 * interp.c: Likewise.
481 * sim-main.c: Likewise.
482
bad673a9
CD
4832002-06-03 Chris Demetriou <cgd@broadcom.com>
484
485 * cp1.c: Clean up comments which describe FP formats.
486 (FPQNaN_DOUBLE, FPQNaN_LONG): Generate using UNSIGNED64.
487
7cbea089
CD
4882002-06-03 Chris Demetriou <cgd@broadcom.com>
489 Ed Satterthwaite <ehs@broadcom.com>
490
491 * configure.in (mipsisa64sb1*-*-*): New target for supporting
492 Broadcom SiByte SB-1 processor configurations.
493 * configure: Regenerate.
494 * sb1.igen: New file.
495 * mips.igen: Include sb1.igen.
496 (sb1): New model.
497 * Makefile.in (IGEN_INCLUDE): Add sb1.igen.
498 * mdmx.igen: Add "sb1" model to all appropriate functions and
499 instructions.
500 * mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
501 (ob_func, ob_acc): Reference the above.
502 (qh_acc): Adjust to keep the same size as ob_acc.
503 * sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
504 (MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.
505
909daa82
CD
5062002-06-03 Chris Demetriou <cgd@broadcom.com>
507
508 * Makefile.in (IGEN_INCLUDE): Add mdmx.igen.
509
f4f1b9f1
CD
5102002-06-02 Chris Demetriou <cgd@broadcom.com>
511 Ed Satterthwaite <ehs@broadcom.com>
512
513 * mips.igen (mdmx): New (pseudo-)model.
514 * mdmx.c, mdmx.igen: New files.
515 * Makefile.in (SIM_OBJS): Add mdmx.o.
516 * sim-main.h (MDMX_accumulator, MX_fmtsel, signed24, signed48):
517 New typedefs.
518 (ACC, MX_Add, MX_AddA, MX_AddL, MX_And, MX_C_EQ, MX_C_LT, MX_Comp)
519 (MX_FMT_OB, MX_FMT_QH, MX_Max, MX_Min, MX_Msgn, MX_Mul, MX_MulA)
520 (MX_MulL, MX_MulS, MX_MulSL, MX_Nor, MX_Or, MX_Pick, MX_RAC)
521 (MX_RAC_H, MX_RAC_L, MX_RAC_M, MX_RNAS, MX_RNAU, MX_RND_AS)
522 (MX_RND_AU, MX_RND_ES, MX_RND_EU, MX_RND_ZS, MX_RND_ZU, MX_RNES)
523 (MX_RNEU, MX_RZS, MX_RZU, MX_SHFL, MX_ShiftLeftLogical)
524 (MX_ShiftRightArith, MX_ShiftRightLogical, MX_Sub, MX_SubA, MX_SubL)
525 (MX_VECT_ADD, MX_VECT_ADDA, MX_VECT_ADDL, MX_VECT_AND)
526 (MX_VECT_MAX, MX_VECT_MIN, MX_VECT_MSGN, MX_VECT_MUL, MX_VECT_MULA)
527 (MX_VECT_MULL, MX_VECT_MULS, MX_VECT_MULSL, MX_VECT_NOR)
528 (MX_VECT_OR, MX_VECT_SLL, MX_VECT_SRA, MX_VECT_SRL, MX_VECT_SUB)
529 (MX_VECT_SUBA, MX_VECT_SUBL, MX_VECT_XOR, MX_WACH, MX_WACL, MX_Xor)
530 (SIM_ARGS, SIM_STATE, UnpredictableResult, fmt_mdmx, ob_fmtsel)
531 (qh_fmtsel): New macros.
532 (_sim_cpu): New member "acc".
533 (mdmx_acc_op, mdmx_cc_op, mdmx_cpr_op, mdmx_pick_op, mdmx_rac_op)
534 (mdmx_round_op, mdmx_shuffle, mdmx_wach, mdmx_wacl): New functions.
535
5accf1ff
CD
5362002-05-01 Chris Demetriou <cgd@broadcom.com>
537
538 * interp.c: Use 'deprecated' rather than 'depreciated.'
539 * sim-main.h: Likewise.
540
402586aa
CD
5412002-05-01 Chris Demetriou <cgd@broadcom.com>
542
543 * cp1.c (store_fpr): Remove #ifdef'd out call to UndefinedResult
544 which wouldn't compile anyway.
545 * sim-main.h (unpredictable_action): New function prototype.
546 (Unpredictable): Define to call igen function unpredictable().
547 (NotWordValue): New macro to call igen function not_word_value().
548 (UndefinedResult): Remove.
549 * interp.c (undefined_result): Remove.
550 (unpredictable_action): New function.
551 * mips.igen (not_word_value, unpredictable): New functions.
552 (ADD, ADDI, do_addiu, do_addu, BGEZAL, BGEZALL, BLTZAL, BLTZALL)
553 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, do_mult, do_multu)
554 (do_sra, do_srav, do_srl, do_srlv, SUB, do_subu): Invoke
555 NotWordValue() to check for unpredictable inputs, then
556 Unpredictable() to handle them.
557
c9b9995a
CD
5582002-02-24 Chris Demetriou <cgd@broadcom.com>
559
560 * mips.igen: Fix formatting of calls to Unpredictable().
561
e1015982
AC
5622002-04-20 Andrew Cagney <ac131313@redhat.com>
563
564 * interp.c (sim_open): Revert previous change.
565
b882a66b
AO
5662002-04-18 Alexandre Oliva <aoliva@redhat.com>
567
568 * interp.c (sim_open): Disable chunk of code that wrote code in
569 vector table entries.
570
c429b7dd
CD
5712002-03-19 Chris Demetriou <cgd@broadcom.com>
572
573 * cp1.c (FP_S_s, FP_D_s, FP_S_be, FP_D_be, FP_S_e, FP_D_e, FP_S_f)
574 (FP_D_f, FP_S_fb, FP_D_fb, FPINF_SINGLE, FPINF_DOUBLE): Remove
575 unused definitions.
576
37d146fa
CD
5772002-03-19 Chris Demetriou <cgd@broadcom.com>
578
579 * cp1.c: Fix many formatting issues.
580
07892c0b
CD
5812002-03-19 Chris G. Demetriou <cgd@broadcom.com>
582
583 * cp1.c (fpu_format_name): New function to replace...
584 (DOFMT): This. Delete, and update all callers.
585 (fpu_rounding_mode_name): New function to replace...
586 (RMMODE): This. Delete, and update all callers.
587
487f79b7
CD
5882002-03-19 Chris G. Demetriou <cgd@broadcom.com>
589
590 * interp.c: Move FPU support routines from here to...
591 * cp1.c: Here. New file.
592 * Makefile.in (SIM_OBJS): Add cp1.o to object list.
593 (cp1.o): New target.
594
1e799e28
CD
5952002-03-12 Chris Demetriou <cgd@broadcom.com>
596
597 * configure.in (mipsisa32*-*-*, mipsisa64*-*-*): New targets.
598 * mips.igen (mips32, mips64): New models, add to all instructions
599 and functions as appropriate.
600 (loadstore_ea, check_u64): New variant for model mips64.
601 (check_fmt_p): New variant for models mipsV and mips64, remove
602 mipsV model marking fro other variant.
603 (SLL) Rename to...
604 (SLLa) this.
605 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, SLLb): New instructions
606 for mips32 and mips64.
607 (DCLO, DCLZ): New instructions for mips64.
608
82f728db
CD
6092002-03-07 Chris Demetriou <cgd@broadcom.com>
610
611 * mips.igen (BREAK, LUI, ORI, SYSCALL, XORI): Print
612 immediate or code as a hex value with the "%#lx" format.
613 (ANDI): Likewise, and fix printed instruction name.
614
b96e7ef1
CD
6152002-03-05 Chris Demetriou <cgd@broadcom.com>
616
617 * sim-main.h (UndefinedResult, Unpredictable): New macros
618 which currently do nothing.
619
d35d4f70
CD
6202002-03-05 Chris Demetriou <cgd@broadcom.com>
621
622 * sim-main.h (status_UX, status_SX, status_KX, status_TS)
623 (status_PX, status_MX, status_CU0, status_CU1, status_CU2)
624 (status_CU3): New definitions.
625
626 * sim-main.h (ExceptionCause): Add new values for MIPS32
627 and MIPS64: MDMX, MCheck, CacheErr. Update comments
628 for DebugBreakPoint and NMIReset to note their status in
629 MIPS32 and MIPS64.
630 (SignalExceptionMDMX, SignalExceptionWatch, SignalExceptionMCheck)
631 (SignalExceptionCacheErr): New exception macros.
632
3ad6f714
CD
6332002-03-05 Chris Demetriou <cgd@broadcom.com>
634
635 * mips.igen (check_fpu): Enable check for coprocessor 1 usability.
636 * sim-main.h (COP_Usable): Define, but for now coprocessor 1
637 is always enabled.
638 (SignalExceptionCoProcessorUnusable): Take as argument the
639 unusable coprocessor number.
640
86b77b47
CD
6412002-03-05 Chris Demetriou <cgd@broadcom.com>
642
643 * mips.igen: Fix formatting of all SignalException calls.
644
97a88e93 6452002-03-05 Chris Demetriou <cgd@broadcom.com>
3dea6720
CD
646
647 * sim-main.h (SIGNEXTEND): Remove.
648
97a88e93 6492002-03-04 Chris Demetriou <cgd@broadcom.com>
b5040d49
CD
650
651 * mips.igen: Remove gencode comment from top of file, fix
652 spelling in another comment.
653
97a88e93 6542002-03-04 Chris Demetriou <cgd@broadcom.com>
8612006b
CD
655
656 * mips.igen (check_fmt, check_fmt_p): New functions to check
657 whether specific floating point formats are usable.
658 (ABS.fmt, ADD.fmt, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
659 (FLOOR.W.fmt, MOV.fmt, MUL.fmt, NEG.fmt, RECIP.fmt, ROUND.L.fmt)
660 (ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt, TRUNC.L.fmt, TRUNC.W):
661 Use the new functions.
662 (do_c_cond_fmt): Remove format checks...
663 (C.cond.fmta, C.cond.fmtb): And move them into all callers.
664
97a88e93 6652002-03-03 Chris Demetriou <cgd@broadcom.com>
9b17d183
CD
666
667 * mips.igen: Fix formatting of check_fpu calls.
668
41774c9d
CD
6692002-03-03 Chris Demetriou <cgd@broadcom.com>
670
671 * mips.igen (FLOOR.L.fmt): Store correct destination register.
672
4a0bd876
CD
6732002-03-03 Chris Demetriou <cgd@broadcom.com>
674
675 * mips.igen: Remove whitespace at end of lines.
676
09297648
CD
6772002-03-02 Chris Demetriou <cgd@broadcom.com>
678
679 * mips.igen (loadstore_ea): New function to do effective
680 address calculations.
681 (do_load, do_load_left, do_load_right, LL, LDD, PREF, do_store,
682 do_store_left, do_store_right, SC, SCD, PREFX, SWC1, SWXC1,
683 CACHE): Use loadstore_ea to do effective address computations.
684
043b7057
CD
6852002-03-02 Chris Demetriou <cgd@broadcom.com>
686
687 * interp.c (load_word): Use EXTEND32 rather than SIGNEXTEND.
688 * mips.igen (LL, CxC1, MxC1): Likewise.
689
c1e8ada4
CD
6902002-03-02 Chris Demetriou <cgd@broadcom.com>
691
692 * mips.igen (LL, LLD, PREF, SC, SCD, ABS.fmt, ADD.fmt, CEIL.L.fmt,
693 CEIL.W, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt,
694 FLOOR.L.fmt, FLOOR.W.fmt, MADD.D, MADD.S, MOV.fmt, MOVtf.fmt,
695 MSUB.D, MSUB.S, MUL.fmt, NEG.fmt, NMADD.D, NMADD.S, NMSUB.D,
696 NMSUB.S, PREFX, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt,
697 SQRT.fmt, SUB.fmt, SWC1, SWXC1, TRUNC.L.fmt, TRUNC.W, CACHE):
698 Don't split opcode fields by hand, use the opcode field values
699 provided by igen.
700
3e1dca16
CD
7012002-03-01 Chris Demetriou <cgd@broadcom.com>
702
703 * mips.igen (do_divu): Fix spacing.
704
705 * mips.igen (do_dsllv): Move to be right before DSLLV,
706 to match the rest of the do_<shift> functions.
707
fff8d27d
CD
7082002-03-01 Chris Demetriou <cgd@broadcom.com>
709
710 * mips.igen (do_dsll, do_dsllv, DSLL32, do_dsra, DSRA32, do_dsrl,
711 DSRL32, do_dsrlv): Trace inputs and results.
712
0d3e762b
CD
7132002-03-01 Chris Demetriou <cgd@broadcom.com>
714
715 * mips.igen (CACHE): Provide instruction-printing string.
716
717 * interp.c (signal_exception): Comment tokens after #endif.
718
eb5fcf93
CD
7192002-02-28 Chris Demetriou <cgd@broadcom.com>
720
721 * mips.igen (LWXC1): Mark with filter "64,f", rather than just "32".
722 (MOVtf, MxC1, MxC1, DMxC1, DMxC1, CxC1, CxC1, SQRT.fmt, MOV.fmt,
723 NEG.fmt, ROUND.L.fmt, TRUNC.L.fmt, CEIL.L.fmt, FLOOR.L.fmt,
724 ROUND.W.fmt, TRUNC.W, CEIL.W, FLOOR.W.fmt, RECIP.fmt, RSQRT.fmt,
725 CVT.S.fmt, CVT.D.fmt, CVT.W.fmt, CVT.L.fmt, MOVtf.fmt, C.cond.fmta,
726 C.cond.fmtb, SUB.fmt, MUL.fmt, DIV.fmt, MOVZ.fmt, MOVN.fmt, LDXC1,
727 SWXC1, SDXC1, MSUB.D, MSUB.S, NMADD.S, NMADD.D, NMSUB.S, NMSUB.D,
728 LWC1, SWC1): Add "f" to filter, since these are FP instructions.
729
bb22bd7d
CD
7302002-02-28 Chris Demetriou <cgd@broadcom.com>
731
732 * mips.igen (DSRA32, DSRAV): Fix order of arguments in
733 instruction-printing string.
734 (LWU): Use '64' as the filter flag.
735
91a177cf
CD
7362002-02-28 Chris Demetriou <cgd@broadcom.com>
737
738 * mips.igen (SDXC1): Fix instruction-printing string.
739
387f484a
CD
7402002-02-28 Chris Demetriou <cgd@broadcom.com>
741
742 * mips.igen (LDC1, SDC1): Remove mipsI model, and mark with
743 filter flags "32,f".
744
3d81f391
CD
7452002-02-27 Chris Demetriou <cgd@broadcom.com>
746
747 * mips.igen (PREFX): This is a 64-bit instruction, use '64'
748 as the filter flag.
749
af5107af
CD
7502002-02-27 Chris Demetriou <cgd@broadcom.com>
751
752 * mips.igen (PREFX): Tweak instruction opcode fields (i.e.,
753 add a comma) so that it more closely match the MIPS ISA
754 documentation opcode partitioning.
755 (PREF): Put useful names on opcode fields, and include
756 instruction-printing string.
757
ca971540
CD
7582002-02-27 Chris Demetriou <cgd@broadcom.com>
759
760 * mips.igen (check_u64): New function which in the future will
761 check whether 64-bit instructions are usable and signal an
762 exception if not. Currently a no-op.
763 (DADD, DADDI, DADDIU, DADDU, DDIV, DDIVU, DMULT, DMULTU, DSLL,
764 DSLL32, DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB,
765 DSUBU, LD, LDL, LDR, LLD, LWU, SCD, SD, SDL, SDR, DMxC1, LDXC1,
766 LWXC1, SDXC1, SWXC1, DMFC0, DMTC0): Use check_u64.
767
768 * mips.igen (check_fpu): New function which in the future will
769 check whether FPU instructions are usable and signal an exception
770 if not. Currently a no-op.
771 (ABS.fmt, ADD.fmt, BC1a, BC1b, C.cond.fmta, C.cond.fmtb,
772 CEIL.L.fmt, CEIL.W, CxC1, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt,
773 CVT.W.fmt, DIV.fmt, DMxC1, DMxC1, FLOOR.L.fmt, FLOOR.W.fmt, LDC1,
774 LDXC1, LWC1, LWXC1, MADD.D, MADD.S, MxC1, MOV.fmt, MOVtf,
775 MOVtf.fmt, MOVN.fmt, MOVZ.fmt, MSUB.D, MSUB.S, MUL.fmt, NEG.fmt,
776 NMADD.D, NMADD.S, NMSUB.D, NMSUB.S, RECIP.fmt, ROUND.L.fmt,
777 ROUND.W.fmt, RSQRT.fmt, SDC1, SDXC1, SQRT.fmt, SUB.fmt, SWC1,
778 SWXC1, TRUNC.L.fmt, TRUNC.W): Use check_fpu.
779
1c47a468
CD
7802002-02-27 Chris Demetriou <cgd@broadcom.com>
781
782 * mips.igen (do_load_left, do_load_right): Move to be immediately
783 following do_load.
784 (do_store_left, do_store_right): Move to be immediately following
785 do_store.
786
603a98e7
CD
7872002-02-27 Chris Demetriou <cgd@broadcom.com>
788
789 * mips.igen (mipsV): New model name. Also, add it to
790 all instructions and functions where it is appropriate.
791
c5d00cc7
CD
7922002-02-18 Chris Demetriou <cgd@broadcom.com>
793
794 * mips.igen: For all functions and instructions, list model
795 names that support that instruction one per line.
796
074e9cb8
CD
7972002-02-11 Chris Demetriou <cgd@broadcom.com>
798
799 * mips.igen: Add some additional comments about supported
800 models, and about which instructions go where.
801 (BC1b, MFC0, MTC0, RFE): Sort supported models in the same
802 order as is used in the rest of the file.
803
9805e229
CD
8042002-02-11 Chris Demetriou <cgd@broadcom.com>
805
806 * mips.igen (ADD, ADDI, DADDI, DSUB, SUB): Add comment
807 indicating that ALU32_END or ALU64_END are there to check
808 for overflow.
809 (DADD): Likewise, but also remove previous comment about
810 overflow checking.
811
f701dad2
CD
8122002-02-10 Chris Demetriou <cgd@broadcom.com>
813
814 * mips.igen (DDIV, DIV, DIVU, DMULT, DMULTU, DSLL, DSLL32,
815 DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB, DSUBU,
816 JALR, JR, MOVN, MOVZ, MTLO, MULT, MULTU, SLL, SLLV, SLT, SLTU,
817 SRAV, SRLV, SUB, SUBU, SYNC, XOR, MOVtf, DI, DMFC0, DMTC0, EI,
818 ERET, RFE, TLBP, TLBR, TLBWI, TLBWR): Tweak instruction opcode
819 fields (i.e., add and move commas) so that they more closely
820 match the MIPS ISA documentation opcode partitioning.
821
8222002-02-10 Chris Demetriou <cgd@broadcom.com>
20ae0098
CD
823
824 * mips.igen (ADDI): Print immediate value.
825 (BREAK): Print code.
826 (DADDIU, DSRAV, DSRLV): Print correct instruction name.
827 (SLL): Print "nop" specially, and don't run the code
828 that does the shift for the "nop" case.
829
9e52972e
FF
8302001-11-17 Fred Fish <fnf@redhat.com>
831
832 * sim-main.h (float_operation): Move enum declaration outside
833 of _sim_cpu struct declaration.
834
c0efbca4
JB
8352001-04-12 Jim Blandy <jimb@redhat.com>
836
837 * mips.igen (CFC1, CTC1): Pass the correct register numbers to
838 PENDING_FILL. Use PENDING_SCHED directly to handle the pending
839 set of the FCSR.
840 * sim-main.h (COCIDX): Remove definition; this isn't supported by
841 PENDING_FILL, and you can get the intended effect gracefully by
842 calling PENDING_SCHED directly.
843
fb891446
BE
8442001-02-23 Ben Elliston <bje@redhat.com>
845
846 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Only define if not
847 already defined elsewhere.
848
8030f857
BE
8492001-02-19 Ben Elliston <bje@redhat.com>
850
851 * sim-main.h (sim_monitor): Return an int.
852 * interp.c (sim_monitor): Add return values.
853 (signal_exception): Handle error conditions from sim_monitor.
854
56b48a7a
CD
8552001-02-08 Ben Elliston <bje@redhat.com>
856
857 * sim-main.c (load_memory): Pass cia to sim_core_read* functions.
858 (store_memory): Likewise, pass cia to sim_core_write*.
859
d3ee60d9
FCE
8602000-10-19 Frank Ch. Eigler <fche@redhat.com>
861
862 On advice from Chris G. Demetriou <cgd@sibyte.com>:
863 * sim-main.h (GPR_CLEAR): Remove unused alternative macro.
864
071da002
AC
865Thu Jul 27 22:02:05 2000 Andrew Cagney <cagney@b1.cygnus.com>
866
867 From Maciej W. Rozycki <macro@ds2.pg.gda.pl>:
868 * Makefile.in: Don't delete *.igen when cleaning directory.
869
a28c02cd
AC
870Wed Jul 19 18:50:51 2000 Andrew Cagney <cagney@b1.cygnus.com>
871
872 * m16.igen (break): Call SignalException not sim_engine_halt.
873
80ee11fa
AC
874Mon Jul 3 11:13:20 2000 Andrew Cagney <cagney@b1.cygnus.com>
875
876 From Jason Eckhardt:
877 * mips.igen (MOVZ.fmt, MOVN.fmt): Move conditional on GPR[RT].
878
673388c0
AC
879Tue Jun 13 20:52:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
880
881 * mips.igen (MxC1, DMxC1): Fix printf formatting.
882
4c0deff4
NC
8832000-05-24 Michael Hayes <mhayes@cygnus.com>
884
885 * mips.igen (do_dmultx): Fix typo.
886
eb2d80b4
AC
887Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
888
889 * configure: Regenerated to track ../common/aclocal.m4 changes.
890
dd37a34b
AC
891Fri Apr 28 20:48:36 2000 Andrew Cagney <cagney@b1.cygnus.com>
892
893 * mips.igen (DMxC1): Fix format arguments for sim_io_eprintf call.
894
4c0deff4
NC
8952000-04-12 Frank Ch. Eigler <fche@redhat.com>
896
897 * sim-main.h (GPR_CLEAR): Define macro.
898
e30db738
AC
899Mon Apr 10 00:07:09 2000 Andrew Cagney <cagney@b1.cygnus.com>
900
901 * interp.c (decode_coproc): Output long using %lx and not %s.
902
cb7450ea
FCE
9032000-03-21 Frank Ch. Eigler <fche@redhat.com>
904
905 * interp.c (sim_open): Sort & extend dummy memory regions for
906 --board=jmr3904 for eCos.
907
a3027dd7
FCE
9082000-03-02 Frank Ch. Eigler <fche@redhat.com>
909
910 * configure: Regenerated.
911
912Tue Feb 8 18:35:01 2000 Donald Lindsay <dlindsay@hound.cygnus.com>
913
914 * interp.c, mips.igen: all 5 DEADC0DE situations now have sim_io_eprintf
915 calls, conditional on the simulator being in verbose mode.
916
dfcd3bfb
JM
917Fri Feb 4 09:45:15 2000 Donald Lindsay <dlindsay@cygnus.com>
918
919 * sim-main.c (cache_op): Added case arm so that CACHE ops to a secondary
920 cache don't get ReservedInstruction traps.
921
c2d11a7d
JM
9221999-11-29 Mark Salter <msalter@cygnus.com>
923
924 * dv-tx3904sio.c (tx3904sio_io_write_buffer): Use write value as a mask
925 to clear status bits in sdisr register. This is how the hardware works.
926
927 * interp.c (sim_open): Added more memory aliases for jmr3904 hardware
928 being used by cygmon.
929
4ce44c66
JM
9301999-11-11 Andrew Haley <aph@cygnus.com>
931
932 * interp.c (decode_coproc): Correctly handle DMFC0 and DMTC0
933 instructions.
934
cff3e48b
JM
935Thu Sep 9 15:12:08 1999 Geoffrey Keating <geoffk@cygnus.com>
936
937 * mips.igen (MULT): Correct previous mis-applied patch.
938
d4f3574e
SS
939Tue Sep 7 13:34:54 1999 Geoffrey Keating <geoffk@cygnus.com>
940
941 * mips.igen (delayslot32): Handle sequence like
942 mtc1 $at,$f12 ; jal fp_add ; mov.s $f13,$f12
943 correctly by calling ENGINE_ISSUE_PREFIX_HOOK() before issue.
944 (MULT): Actually pass the third register...
945
9461999-09-03 Mark Salter <msalter@cygnus.com>
947
948 * interp.c (sim_open): Added more memory aliases for additional
949 hardware being touched by cygmon on jmr3904 board.
950
951Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
952
953 * configure: Regenerated to track ../common/aclocal.m4 changes.
954
a0b3c4fd
JM
955Tue Jul 27 16:36:51 1999 Andrew Cagney <cagney@amy.cygnus.com>
956
957 * interp.c (sim_store_register): Handle case where client - GDB -
958 specifies that a 4 byte register is 8 bytes in size.
959 (sim_fetch_register): Ditto.
960
adf40b2e
JM
9611999-07-14 Frank Ch. Eigler <fche@cygnus.com>
962
963 Implement "sim firmware" option, inspired by jimb's version of 1998-01.
964 * interp.c (firmware_option_p): New global flag: "sim firmware" given.
965 (idt_monitor_base): Base address for IDT monitor traps.
966 (pmon_monitor_base): Ditto for PMON.
967 (lsipmon_monitor_base): Ditto for LSI PMON.
968 (MONITOR_BASE, MONITOR_SIZE): Removed macros.
969 (mips_option): Add "firmware" option with new OPTION_FIRMWARE key.
970 (sim_firmware_command): New function.
971 (mips_option_handler): Call it for OPTION_FIRMWARE.
972 (sim_open): Allocate memory for idt_monitor region. If "--board"
973 option was given, add no monitor by default. Add BREAK hooks only if
974 monitors are also there.
975
43e526b9
JM
976Mon Jul 12 00:02:27 1999 Andrew Cagney <cagney@amy.cygnus.com>
977
978 * interp.c (sim_monitor): Flush output before reading input.
979
980Sun Jul 11 19:28:11 1999 Andrew Cagney <cagney@b1.cygnus.com>
981
982 * tconfig.in (SIM_HANDLES_LMA): Always define.
983
984Thu Jul 8 16:06:59 1999 Andrew Cagney <cagney@b1.cygnus.com>
985
986 From Mark Salter <msalter@cygnus.com>:
987 * interp.c (BOARD_BSP): Define. Add to list of possible boards.
988 (sim_open): Add setup for BSP board.
989
9846de1b
JM
990Wed Jul 7 12:45:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
991
992 * mips.igen (MULT, MULTU): Add syntax for two operand version.
993 (DMFC0, DMTC0): Recognize. Call DecodeCoproc which will report
994 them as unimplemented.
995
cd0fc7c3
SS
9961999-05-08 Felix Lee <flee@cygnus.com>
997
998 * configure: Regenerated to track ../common/aclocal.m4 changes.
999
7a292a7a
SS
10001999-04-21 Frank Ch. Eigler <fche@cygnus.com>
1001
1002 * mips.igen (bc0f): For the TX39 only, decode this as a no-op stub.
1003
1004Thu Apr 15 14:15:17 1999 Andrew Cagney <cagney@amy.cygnus.com>
1005
1006 * configure.in: Any mips64vr5*-*-* target should have
1007 -DTARGET_ENABLE_FR=1.
1008 (default_endian): Any mips64vr*el-*-* target should default to
1009 LITTLE_ENDIAN.
1010 * configure: Re-generate.
1011
10121999-02-19 Gavin Romig-Koch <gavin@cygnus.com>
1013
1014 * mips.igen (ldl): Extend from _16_, not 32.
1015
1016Wed Jan 27 18:51:38 1999 Andrew Cagney <cagney@chook.cygnus.com>
1017
1018 * interp.c (sim_store_register): Force registers written to by GDB
1019 into an un-interpreted state.
1020
c906108c
SS
10211999-02-05 Frank Ch. Eigler <fche@cygnus.com>
1022
1023 * dv-tx3904sio.c (tx3904sio_tickle): After a polled I/O from the
1024 CPU, start periodic background I/O polls.
1025 (tx3904sio_poll): New function: periodic I/O poller.
1026
10271998-12-30 Frank Ch. Eigler <fche@cygnus.com>
1028
1029 * mips.igen (BREAK): Call signal_exception instead of sim_engine_halt.
1030
1031Tue Dec 29 16:03:53 1998 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1032
1033 * configure.in, configure (mips64vr5*-*-*): Added missing ;; in
1034 case statement.
1035
10361998-12-29 Frank Ch. Eigler <fche@cygnus.com>
1037
1038 * interp.c (sim_open): Allocate jm3904 memory in smaller chunks.
1039 (load_word): Call SIM_CORE_SIGNAL hook on error.
1040 (signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook before
1041 starting. For exception dispatching, pass PC instead of NULL_CIA.
1042 (decode_coproc): Use COP0_BADVADDR to store faulting address.
1043 * sim-main.h (COP0_BADVADDR): Define.
1044 (SIM_CORE_SIGNAL): Define hook to call mips_core_signal.
1045 (SIM_CPU_EXCEPTION*): Define hooks to call mips_cpu_exception*().
1046 (_sim_cpu): Add exc_* fields to store register value snapshots.
1047 * mips.igen (*): Replace memory-related SignalException* calls
1048 with references to SIM_CORE_SIGNAL hook.
1049
1050 * dv-tx3904irc.c (tx3904irc_port_event): printf format warning
1051 fix.
1052 * sim-main.c (*): Minor warning cleanups.
1053
10541998-12-24 Gavin Romig-Koch <gavin@cygnus.com>
1055
1056 * m16.igen (DADDIU5): Correct type-o.
1057
1058Mon Dec 21 10:34:48 1998 Andrew Cagney <cagney@chook>
1059
1060 * mips.igen (do_ddiv, do_ddivu): Pacify GCC. Update hi/lo via tmp
1061 variables.
1062
1063Wed Dec 16 18:20:28 1998 Andrew Cagney <cagney@chook>
1064
1065 * Makefile.in (SIM_EXTRA_CFLAGS): No longer need to add .../newlib
1066 to include path.
1067 (interp.o): Add dependency on itable.h
1068 (oengine.c, gencode): Delete remaining references.
1069 (BUILT_SRC_FROM_GEN): Clean up.
1070
10711998-12-16 Gavin Romig-Koch <gavin@cygnus.com>
1072
1073 * vr4run.c: New.
1074 * Makefile.in (SIM_HACK_OBJ,HACK_OBJS,HACK_GEN_SRCS,libhack.a,
1075 tmp-hack,tmp-m32-hack,tmp-m16-hack,tmp-itable-hack,
1076 tmp-run-hack) : New.
1077 * m16.igen (LD,DADDIU,DADDUI5,DADJSP,DADDIUSP,DADDI,DADDU,DSUBU,
1078 DSLL,DSRL,DSRA,DSLLV,DSRAV,DMULT,DMULTU,DDIV,DDIVU,JALX32,JALX):
1079 Drop the "64" qualifier to get the HACK generator working.
1080 Use IMMEDIATE rather than IMMED. Use SHAMT rather than SHIFT.
1081 * mips.igen (do_daddiu,do_ddiv,do_divu): Remove the 64-only
1082 qualifier to get the hack generator working.
1083 (do_dsll,do_dsllv,do_dsra,do_dsrl,do_dsrlv): New.
1084 (DSLL): Use do_dsll.
1085 (DSLLV): Use do_dsllv.
1086 (DSRA): Use do_dsra.
1087 (DSRL): Use do_dsrl.
1088 (DSRLV): Use do_dsrlv.
1089 (BC1): Move *vr4100 to get the HACK generator working.
1090 (CxC1, DMxC1, MxC1,MACCU,MACCHI,MACCHIU): Rename to
1091 get the HACK generator working.
1092 (MACC) Rename to get the HACK generator working.
1093 (DMACC,MACCS,DMACCS): Add the 64.
1094
10951998-12-12 Gavin Romig-Koch <gavin@cygnus.com>
1096
1097 * mips.igen (BC1): Renamed to BC1a and BC1b to avoid conflicts.
1098 * sim-main.h (SizeFGR): Handle TARGET_ENABLE_FR.
1099
11001998-12-11 Gavin Romig-Koch <gavin@cygnus.com>
1101
1102 * mips/interp.c (DEBUG): Cleanups.
1103
11041998-12-10 Frank Ch. Eigler <fche@cygnus.com>
1105
1106 * dv-tx3904sio.c (tx3904sio_io_read_buffer): Endianness fixes.
1107 (tx3904sio_tickle): fflush after a stdout character output.
1108
11091998-12-03 Frank Ch. Eigler <fche@cygnus.com>
1110
1111 * interp.c (sim_close): Uninstall modules.
1112
1113Wed Nov 25 13:41:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
1114
1115 * sim-main.h, interp.c (sim_monitor): Change to global
1116 function.
1117
1118Wed Nov 25 17:33:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
1119
1120 * configure.in (vr4100): Only include vr4100 instructions in
1121 simulator.
1122 * configure: Re-generate.
1123 * m16.igen (*): Tag all mips16 instructions as also being vr4100.
1124
1125Mon Nov 23 18:20:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1126
1127 * Makefile.in (SIM_CFLAGS): Do not define WITH_IGEN.
1128 * sim-main.h, sim-main.c, interp.c: Delete #if WITH_IGEN keeping
1129 true alternative.
1130
1131 * configure.in (sim_default_gen, sim_use_gen): Replace with
1132 sim_gen.
1133 (--enable-sim-igen): Delete config option. Always using IGEN.
1134 * configure: Re-generate.
1135
1136 * Makefile.in (gencode): Kill, kill, kill.
1137 * gencode.c: Ditto.
1138
1139Mon Nov 23 18:07:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1140
1141 * configure.in: Configure mips64vr4100-elf nee mips64vr41* as a 64
1142 bit mips16 igen simulator.
1143 * configure: Re-generate.
1144
1145 * mips.igen (check_div_hilo, check_mult_hilo, check_mf_hilo): Mark
1146 as part of vr4100 ISA.
1147 * vr.igen: Mark all instructions as 64 bit only.
1148
1149Mon Nov 23 17:07:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1150
1151 * interp.c (get_cell, sim_monitor, fetch_str, CoProcPresent):
1152 Pacify GCC.
1153
1154Mon Nov 23 13:23:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
1155
1156 * configure.in: Configure mips-lsi-elf nee mips*lsi* as a
1157 mipsIII/mips16 igen simulator. Fix sim_gen VS sim_igen typos.
1158 * configure: Re-generate.
1159
1160 * m16.igen (BREAK): Define breakpoint instruction.
1161 (JALX32): Mark instruction as mips16 and not r3900.
1162 * mips.igen (C.cond.fmt): Fix typo in instruction format.
1163
1164 * sim-main.h (PENDING_FILL): Wrap C statements in do/while.
1165
1166Sat Nov 7 09:54:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1167
1168 * gencode.c (build_instruction - BREAK): For MIPS16, handle BREAK
1169 insn as a debug breakpoint.
1170
1171 * sim-main.h (PENDING_SLOT_BIT): Fix, was incorrectly defined as
1172 pending.slot_size.
1173 (PENDING_SCHED): Clean up trace statement.
1174 (PENDING_SCHED): Increment PENDING_IN and PENDING_TOTAL.
1175 (PENDING_FILL): Delay write by only one cycle.
1176 (PENDING_FILL): For FSRs, write fmt_uninterpreted to FPR_STATE.
1177
1178 * sim-main.c (pending_tick): Clean up trace statements. Add trace
1179 of pending writes.
1180 (pending_tick): Fix sizes in switch statements, 4 & 8 instead of
1181 32 & 64.
1182 (pending_tick): Move incrementing of index to FOR statement.
1183 (pending_tick): Only update PENDING_OUT after a write has occured.
1184
1185 * configure.in: Add explicit mips-lsi-* target. Use gencode to
1186 build simulator.
1187 * configure: Re-generate.
1188
1189 * interp.c (sim_engine_run OLD): Delete explicit call to
1190 PENDING_TICK. Now called via ENGINE_ISSUE_PREFIX_HOOK.
1191
1192Sat Oct 30 09:49:10 1998 Frank Ch. Eigler <fche@cygnus.com>
1193
1194 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Add dummy
1195 interrupt level number to match changed SignalExceptionInterrupt
1196 macro.
1197
1198Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
1199
1200 * interp.c: #include "itable.h" if WITH_IGEN.
1201 (get_insn_name): New function.
1202 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
1203 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
1204
1205Mon Sep 14 12:36:44 1998 Frank Ch. Eigler <fche@cygnus.com>
1206
1207 * configure: Rebuilt to inhale new common/aclocal.m4.
1208
1209Tue Sep 1 15:39:18 1998 Frank Ch. Eigler <fche@cygnus.com>
1210
1211 * dv-tx3904sio.c: Include sim-assert.h.
1212
1213Tue Aug 25 12:49:46 1998 Frank Ch. Eigler <fche@cygnus.com>
1214
1215 * dv-tx3904sio.c: New file: tx3904 serial I/O module.
1216 * configure.in: Add dv-tx3904sio, dv-sockser for tx39 target.
1217 Reorganize target-specific sim-hardware checks.
1218 * configure: rebuilt.
1219 * interp.c (sim_open): For tx39 target boards, set
1220 OPERATING_ENVIRONMENT, add tx3904sio devices.
1221 * tconfig.in: For tx39 target, set SIM_HANDLES_LMA for loading
1222 ROM executables. Install dv-sockser into sim-modules list.
1223
1224 * dv-tx3904irc.c: Compiler warning clean-up.
1225 * dv-tx3904tmr.c: Compiler warning clean-up. Remove particularly
1226 frequent hw-trace messages.
1227
1228Fri Jul 31 18:14:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
1229
1230 * vr.igen (MulAcc): Identify as a vr4100 specific function.
1231
1232Sat Jul 25 16:03:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1233
1234 * Makefile.in (IGEN_INCLUDE): Add vr.igen.
1235
1236 * vr.igen: New file.
1237 (MAC/MADD16, DMAC/DMADD16): Implement using code from gencode.c.
1238 * mips.igen: Define vr4100 model. Include vr.igen.
1239Mon Jun 29 09:21:07 1998 Gavin Koch <gavin@cygnus.com>
1240
1241 * mips.igen (check_mf_hilo): Correct check.
1242
1243Wed Jun 17 12:20:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1244
1245 * sim-main.h (interrupt_event): Add prototype.
1246
1247 * dv-tx3904tmr.c (tx3904tmr_io_write_buffer): Delete unused
1248 register_ptr, register_value.
1249 (deliver_tx3904tmr_tick): Fix types passed to printf fmt.
1250
1251 * sim-main.h (tracefh): Make extern.
1252
1253Tue Jun 16 14:39:00 1998 Frank Ch. Eigler <fche@cygnus.com>
1254
1255 * dv-tx3904tmr.c: Deschedule timer event after dispatching.
1256 Reduce unnecessarily high timer event frequency.
1257 * dv-tx3904cpu.c: Ditto for interrupt event.
1258
1259Wed Jun 10 13:22:32 1998 Frank Ch. Eigler <fche@cygnus.com>
1260
1261 * interp.c (decode_coproc): For TX39, add stub COP0 register #7,
1262 to allay warnings.
1263 (interrupt_event): Made non-static.
1264
1265 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Correct accidental
1266 interchange of configuration values for external vs. internal
1267 clock dividers.
1268
1269Tue Jun 9 12:46:24 1998 Ian Carmichael <iancarm@cygnus.com>
1270
1271 * mips.igen (BREAK): Moved code to here for
1272 simulator-reserved break instructions.
1273 * gencode.c (build_instruction): Ditto.
1274 * interp.c (signal_exception): Code moved from here. Non-
1275 reserved instructions now use exception vector, rather
1276 than halting sim.
1277 * sim-main.h: Moved magic constants to here.
1278
1279Tue Jun 9 12:29:50 1998 Frank Ch. Eigler <fche@cygnus.com>
1280
1281 * dv-tx3904cpu.c (deliver_*_interrupt,*_port_event): Set the CAUSE
1282 register upon non-zero interrupt event level, clear upon zero
1283 event value.
1284 * dv-tx3904irc.c (*_port_event): Handle deactivated interrupt signal
1285 by passing zero event value.
1286 (*_io_{read,write}_buffer): Endianness fixes.
1287 * dv-tx3904tmr.c (*_io_{read,write}_buffer): Endianness fixes.
1288 (deliver_*_tick): Reduce sim event interval to 75% of count interval.
1289
1290 * interp.c (sim_open): Added jmr3904pal board type that adds PAL-based
1291 serial I/O and timer module at base address 0xFFFF0000.
1292
1293Tue Jun 9 11:52:29 1998 Gavin Koch <gavin@cygnus.com>
1294
1295 * mips.igen (SWC1) : Correct the handling of ReverseEndian
1296 and BigEndianCPU.
1297
1298Tue Jun 9 11:40:57 1998 Gavin Koch <gavin@cygnus.com>
1299
1300 * configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips
1301 parts.
1302 * configure: Update.
1303
1304Thu Jun 4 15:37:33 1998 Frank Ch. Eigler <fche@cygnus.com>
1305
1306 * dv-tx3904tmr.c: New file - implements tx3904 timer.
1307 * dv-tx3904{irc,cpu}.c: Mild reformatting.
1308 * configure.in: Include tx3904tmr in hw_device list.
1309 * configure: Rebuilt.
1310 * interp.c (sim_open): Instantiate three timer instances.
1311 Fix address typo of tx3904irc instance.
1312
1313Tue Jun 2 15:48:02 1998 Ian Carmichael <iancarm@cygnus.com>
1314
1315 * interp.c (signal_exception): SystemCall exception now uses
1316 the exception vector.
1317
1318Mon Jun 1 18:18:26 1998 Frank Ch. Eigler <fche@cygnus.com>
1319
1320 * interp.c (decode_coproc): For TX39, add stub COP0 register #3,
1321 to allay warnings.
1322
1323Fri May 29 11:40:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1324
1325 * configure.in (sim_igen_filter): Match mips*tx39 not mipst*tx39.
1326
1327Mon May 25 20:47:45 1998 Andrew Cagney <cagney@b1.cygnus.com>
1328
1329 * dv-tx3904cpu.c, dv-tx3904irc.c: Rename *_callback to *_method.
1330
1331 * dv-tx3904cpu.c, dv-tx3904irc.c: Include hw-main.h and
1332 sim-main.h. Declare a struct hw_descriptor instead of struct
1333 hw_device_descriptor.
1334
1335Mon May 25 12:41:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1336
1337 * mips.igen (do_store_left, do_load_left): Compute nr of left and
1338 right bits and then re-align left hand bytes to correct byte
1339 lanes. Fix incorrect computation in do_store_left when loading
1340 bytes from second word.
1341
1342Fri May 22 13:34:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1343
1344 * configure.in (SIM_AC_OPTION_HARDWARE): Only enable when tx3904.
1345 * interp.c (sim_open): Only create a device tree when HW is
1346 enabled.
1347
1348 * dv-tx3904irc.c (tx3904irc_finish): Pacify GCC.
1349 * interp.c (signal_exception): Ditto.
1350
1351Thu May 21 14:24:11 1998 Gavin Koch <gavin@cygnus.com>
1352
1353 * gencode.c: Mark BEGEZALL as LIKELY.
1354
1355Thu May 21 18:57:19 1998 Andrew Cagney <cagney@b1.cygnus.com>
1356
1357 * sim-main.h (ALU32_END): Sign extend 32 bit results.
1358 * mips.igen (ADD, SUB, ADDI, DADD, DSUB): Trace.
1359
1360Mon May 18 18:22:42 1998 Frank Ch. Eigler <fche@cygnus.com>
1361
1362 * configure.in (SIM_AC_OPTION_HARDWARE): Added common hardware
1363 modules. Recognize TX39 target with "mips*tx39" pattern.
1364 * configure: Rebuilt.
1365 * sim-main.h (*): Added many macros defining bits in
1366 TX39 control registers.
1367 (SignalInterrupt): Send actual PC instead of NULL.
1368 (SignalNMIReset): New exception type.
1369 * interp.c (board): New variable for future use to identify
1370 a particular board being simulated.
1371 (mips_option_handler,mips_options): Added "--board" option.
1372 (interrupt_event): Send actual PC.
1373 (sim_open): Make memory layout conditional on board setting.
1374 (signal_exception): Initial implementation of hardware interrupt
1375 handling. Accept another break instruction variant for simulator
1376 exit.
1377 (decode_coproc): Implement RFE instruction for TX39.
1378 (mips.igen): Decode RFE instruction as such.
1379 * configure.in (tx3904cpu,tx3904irc): Added devices for tx3904.
1380 * interp.c: Define "jmr3904" and "jmr3904debug" board types and
1381 bbegin to implement memory map.
1382 * dv-tx3904cpu.c: New file.
1383 * dv-tx3904irc.c: New file.
1384
1385Wed May 13 14:40:11 1998 Gavin Koch <gavin@cygnus.com>
1386
1387 * mips.igen (check_mt_hilo): Create a separate r3900 version.
1388
1389Wed May 13 14:11:46 1998 Gavin Koch <gavin@cygnus.com>
1390
1391 * tx.igen (madd,maddu): Replace calls to check_op_hilo
1392 with calls to check_div_hilo.
1393
1394Wed May 13 09:59:27 1998 Gavin Koch <gavin@cygnus.com>
1395
1396 * mips/mips.igen (check_op_hilo,check_mult_hilo,check_div_hilo):
1397 Replace check_op_hilo with check_mult_hilo and check_div_hilo.
1398 Add special r3900 version of do_mult_hilo.
1399 (do_dmultx,do_mult,do_multu): Replace calls to check_op_hilo
1400 with calls to check_mult_hilo.
1401 (do_ddiv,do_ddivu,do_div,do_divu): Replace calls to check_op_hilo
1402 with calls to check_div_hilo.
1403
1404Tue May 12 15:22:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
1405
1406 * configure.in (SUBTARGET_R3900): Define for mipstx39 target.
1407 Document a replacement.
1408
1409Fri May 8 17:48:19 1998 Ian Carmichael <iancarm@cygnus.com>
1410
1411 * interp.c (sim_monitor): Make mon_printf work.
1412
1413Wed May 6 19:42:19 1998 Doug Evans <devans@canuck.cygnus.com>
1414
1415 * sim-main.h (INSN_NAME): New arg `cpu'.
1416
1417Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
1418
1419 * configure: Regenerated to track ../common/aclocal.m4 changes.
1420
1421Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
1422
1423 * configure: Regenerated to track ../common/aclocal.m4 changes.
1424 * config.in: Ditto.
1425
1426Sun Apr 26 15:20:01 1998 Tom Tromey <tromey@cygnus.com>
1427
1428 * acconfig.h: New file.
1429 * configure.in: Reverted change of Apr 24; use sinclude again.
1430
1431Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
1432
1433 * configure: Regenerated to track ../common/aclocal.m4 changes.
1434 * config.in: Ditto.
1435
1436Fri Apr 24 11:19:20 1998 Tom Tromey <tromey@cygnus.com>
1437
1438 * configure.in: Don't call sinclude.
1439
1440Fri Apr 24 11:35:01 1998 Andrew Cagney <cagney@chook.cygnus.com>
1441
1442 * mips.igen (do_store_left): Pass 0 not NULL to store_memory.
1443
1444Tue Apr 21 11:59:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1445
1446 * mips.igen (ERET): Implement.
1447
1448 * interp.c (decode_coproc): Return sign-extended EPC.
1449
1450 * mips.igen (ANDI, LUI, MFC0): Add tracing code.
1451
1452 * interp.c (signal_exception): Do not ignore Trap.
1453 (signal_exception): On TRAP, restart at exception address.
1454 (HALT_INSTRUCTION, HALT_INSTRUCTION_MASK): Define.
1455 (signal_exception): Update.
1456 (sim_open): Patch V_COMMON interrupt vector with an abort sequence
1457 so that TRAP instructions are caught.
1458
1459Mon Apr 20 11:26:55 1998 Andrew Cagney <cagney@b1.cygnus.com>
1460
1461 * sim-main.h (struct hilo_access, struct hilo_history): Define,
1462 contains HI/LO access history.
1463 (struct _sim_cpu): Make hiaccess and loaccess of type hilo_access.
1464 (HIACCESS, LOACCESS): Delete, replace with
1465 (HIHISTORY, LOHISTORY): New macros.
1466 (CHECKHILO): Delete all, moved to mips.igen
1467
1468 * gencode.c (build_instruction): Do not generate checks for
1469 correct HI/LO register usage.
1470
1471 * interp.c (old_engine_run): Delete checks for correct HI/LO
1472 register usage.
1473
1474 * mips.igen (check_mt_hilo, check_mf_hilo, check_op_hilo,
1475 check_mf_cycles): New functions.
1476 (do_mfhi, do_mflo, "mthi", "mtlo", do_ddiv, do_ddivu, do_div,
1477 do_divu, domultx, do_mult, do_multu): Use.
1478
1479 * tx.igen ("madd", "maddu"): Use.
1480
1481Wed Apr 15 18:31:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
1482
1483 * mips.igen (DSRAV): Use function do_dsrav.
1484 (SRAV): Use new function do_srav.
1485
1486 * m16.igen (BEQZ, BNEZ): Compare GPR[TRX] not GPR[RX].
1487 (B): Sign extend 11 bit immediate.
1488 (EXT-B*): Shift 16 bit immediate left by 1.
1489 (ADDIU*): Don't sign extend immediate value.
1490
1491Wed Apr 15 10:32:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
1492
1493 * m16run.c (sim_engine_run): Restore CIA after handling an event.
1494
1495 * sim-main.h (DELAY_SLOT, NULLIFY_NEXT_INSTRUCTION): For IGEN, use
1496 functions.
1497
1498 * mips.igen (delayslot32, nullify_next_insn): New functions.
1499 (m16.igen): Always include.
1500 (do_*): Add more tracing.
1501
1502 * m16.igen (delayslot16): Add NIA argument, could be called by a
1503 32 bit MIPS16 instruction.
1504
1505 * interp.c (ifetch16): Move function from here.
1506 * sim-main.c (ifetch16): To here.
1507
1508 * sim-main.c (ifetch16, ifetch32): Update to match current
1509 implementations of LH, LW.
1510 (signal_exception): Don't print out incorrect hex value of illegal
1511 instruction.
1512
1513Wed Apr 15 00:17:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1514
1515 * m16run.c (sim_engine_run): Use IMEM16 and IMEM32 to fetch an
1516 instruction.
1517
1518 * m16.igen: Implement MIPS16 instructions.
1519
1520 * mips.igen (do_addiu, do_addu, do_and, do_daddiu, do_daddu,
1521 do_ddiv, do_ddivu, do_div, do_divu, do_dmultx, do_dmultu, do_srav,
1522 do_dsubu, do_mfhi, do_mflo, do_mult, do_multu, do_nor, do_or,
1523 do_sll, do_sllv, do_slt, do_slti, do_sltiu, do_sltu, do_sra,
1524 do_srl, do_srlv, do_subu, do_xor, do_xori): New functions. Move
1525 bodies of corresponding code from 32 bit insn to these. Also used
1526 by MIPS16 versions of functions.
1527
1528 * sim-main.h (RAIDX, T8IDX, T8, SPIDX): Define.
1529 (IMEM16): Drop NR argument from macro.
1530
1531Sat Apr 4 22:39:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1532
1533 * Makefile.in (SIM_OBJS): Add sim-main.o.
1534
1535 * sim-main.h (address_translation, load_memory, store_memory,
1536 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Mark
1537 as INLINE_SIM_MAIN.
1538 (pr_addr, pr_uword64): Declare.
1539 (sim-main.c): Include when H_REVEALS_MODULE_P.
1540
1541 * interp.c (address_translation, load_memory, store_memory,
1542 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Move
1543 from here.
1544 * sim-main.c: To here. Fix compilation problems.
1545
1546 * configure.in: Enable inlining.
1547 * configure: Re-config.
1548
1549Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
1550
1551 * configure: Regenerated to track ../common/aclocal.m4 changes.
1552
1553Fri Apr 3 04:32:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
1554
1555 * mips.igen: Include tx.igen.
1556 * Makefile.in (IGEN_INCLUDE): Add tx.igen.
1557 * tx.igen: New file, contains MADD and MADDU.
1558
1559 * interp.c (load_memory): When shifting bytes, use LOADDRMASK not
1560 the hardwired constant `7'.
1561 (store_memory): Ditto.
1562 (LOADDRMASK): Move definition to sim-main.h.
1563
1564 mips.igen (MTC0): Enable for r3900.
1565 (ADDU): Add trace.
1566
1567 mips.igen (do_load_byte): Delete.
1568 (do_load, do_store, do_load_left, do_load_write, do_store_left,
1569 do_store_right): New functions.
1570 (SW*, LW*, SD*, LD*, SH, LH, SB, LB): Use.
1571
1572 configure.in: Let the tx39 use igen again.
1573 configure: Update.
1574
1575Thu Apr 2 10:59:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1576
1577 * interp.c (sim_monitor): get_mem_info returns a 4 byte quantity,
1578 not an address sized quantity. Return zero for cache sizes.
1579
1580Wed Apr 1 23:47:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
1581
1582 * mips.igen (r3900): r3900 does not support 64 bit integer
1583 operations.
1584
1585Mon Mar 30 14:46:05 1998 Gavin Koch <gavin@cygnus.com>
1586
1587 * configure.in (mipstx39*-*-*): Use gencode simulator rather
1588 than igen one.
1589 * configure : Rebuild.
1590
1591Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
1592
1593 * configure: Regenerated to track ../common/aclocal.m4 changes.
1594
1595Fri Mar 27 15:01:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1596
1597 * interp.c (mips_option_handler): Iterate over MAX_NR_PROCESSORS.
1598
1599Wed Mar 25 16:44:27 1998 Ian Carmichael <iancarm@cygnus.com>
1600
1601 * configure: Regenerated to track ../common/aclocal.m4 changes.
1602 * config.in: Regenerated to track ../common/aclocal.m4 changes.
1603
1604Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
1605
1606 * configure: Regenerated to track ../common/aclocal.m4 changes.
1607
1608Wed Mar 25 10:05:46 1998 Andrew Cagney <cagney@b1.cygnus.com>
1609
1610 * interp.c (Max, Min): Comment out functions. Not yet used.
1611
1612Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
1613
1614 * configure: Regenerated to track ../common/aclocal.m4 changes.
1615
1616Tue Mar 17 19:05:20 1998 Frank Ch. Eigler <fche@cygnus.com>
1617
1618 * Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
1619 configurable settings for stand-alone simulator.
1620
1621 * configure.in: Added X11 search, just in case.
1622
1623 * configure: Regenerated.
1624
1625Wed Mar 11 14:09:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
1626
1627 * interp.c (sim_write, sim_read, load_memory, store_memory):
1628 Replace sim_core_*_map with read_map, write_map, exec_map resp.
1629
1630Tue Mar 3 13:58:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
1631
1632 * sim-main.h (GETFCC): Return an unsigned value.
1633
1634Tue Mar 3 13:21:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1635
1636 * mips.igen (DIV): Fix check for -1 / MIN_INT.
1637 (DADD): Result destination is RD not RT.
1638
1639Fri Feb 27 13:49:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1640
1641 * sim-main.h (HIACCESS, LOACCESS): Always define.
1642
1643 * mdmx.igen (Maxi, Mini): Rename Max, Min.
1644
1645 * interp.c (sim_info): Delete.
1646
1647Fri Feb 27 18:41:01 1998 Doug Evans <devans@canuck.cygnus.com>
1648
1649 * interp.c (DECLARE_OPTION_HANDLER): Use it.
1650 (mips_option_handler): New argument `cpu'.
1651 (sim_open): Update call to sim_add_option_table.
1652
1653Wed Feb 25 18:56:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
1654
1655 * mips.igen (CxC1): Add tracing.
1656
1657Fri Feb 20 17:43:21 1998 Andrew Cagney <cagney@b1.cygnus.com>
1658
1659 * sim-main.h (Max, Min): Declare.
1660
1661 * interp.c (Max, Min): New functions.
1662
1663 * mips.igen (BC1): Add tracing.
1664
1665Thu Feb 19 14:50:00 1998 John Metzler <jmetzler@cygnus.com>
1666
1667 * interp.c Added memory map for stack in vr4100
1668
1669Thu Feb 19 10:21:21 1998 Gavin Koch <gavin@cygnus.com>
1670
1671 * interp.c (load_memory): Add missing "break"'s.
1672
1673Tue Feb 17 12:45:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
1674
1675 * interp.c (sim_store_register, sim_fetch_register): Pass in
1676 length parameter. Return -1.
1677
1678Tue Feb 10 11:57:40 1998 Ian Carmichael <iancarm@cygnus.com>
1679
1680 * interp.c: Added hardware init hook, fixed warnings.
1681
1682Sat Feb 7 17:16:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1683
1684 * Makefile.in (itable.h itable.c): Depend on SIM_@sim_gen@_ALL.
1685
1686Tue Feb 3 11:36:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
1687
1688 * interp.c (ifetch16): New function.
1689
1690 * sim-main.h (IMEM32): Rename IMEM.
1691 (IMEM16_IMMED): Define.
1692 (IMEM16): Define.
1693 (DELAY_SLOT): Update.
1694
1695 * m16run.c (sim_engine_run): New file.
1696
1697 * m16.igen: All instructions except LB.
1698 (LB): Call do_load_byte.
1699 * mips.igen (do_load_byte): New function.
1700 (LB): Call do_load_byte.
1701
1702 * mips.igen: Move spec for insn bit size and high bit from here.
1703 * Makefile.in (tmp-igen, tmp-m16): To here.
1704
1705 * m16.dc: New file, decode mips16 instructions.
1706
1707 * Makefile.in (SIM_NO_ALL): Define.
1708 (tmp-m16): Generate both 16 bit and 32 bit simulator engines.
1709
1710Tue Feb 3 11:28:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
1711
1712 * configure.in (mips_fpu_bitsize): For tx39, restrict floating
1713 point unit to 32 bit registers.
1714 * configure: Re-generate.
1715
1716Sun Feb 1 15:47:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1717
1718 * configure.in (sim_use_gen): Make IGEN the default simulator
1719 generator for generic 32 and 64 bit mips targets.
1720 * configure: Re-generate.
1721
1722Sun Feb 1 16:52:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1723
1724 * sim-main.h (SizeFGR): Determine from floating-point and not gpr
1725 bitsize.
1726
1727 * interp.c (sim_fetch_register, sim_store_register): Read/write
1728 FGR from correct location.
1729 (sim_open): Set size of FGR's according to
1730 WITH_TARGET_FLOATING_POINT_BITSIZE.
1731
1732 * sim-main.h (FGR): Store floating point registers in a separate
1733 array.
1734
1735Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
1736
1737 * configure: Regenerated to track ../common/aclocal.m4 changes.
1738
1739Tue Feb 3 00:10:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1740
1741 * interp.c (ColdReset): Call PENDING_INVALIDATE.
1742
1743 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Call PENDING_TICK.
1744
1745 * interp.c (pending_tick): New function. Deliver pending writes.
1746
1747 * sim-main.h (PENDING_FILL, PENDING_TICK, PENDING_SCHED,
1748 PENDING_BIT, PENDING_INVALIDATE): Re-write pipeline code so that
1749 it can handle mixed sized quantites and single bits.
1750
1751Mon Feb 2 17:43:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
1752
1753 * interp.c (oengine.h): Do not include when building with IGEN.
1754 (sim_open): Replace GPRLEN by WITH_TARGET_WORD_BITSIZE.
1755 (sim_info): Ditto for PROCESSOR_64BIT.
1756 (sim_monitor): Replace ut_reg with unsigned_word.
1757 (*): Ditto for t_reg.
1758 (LOADDRMASK): Define.
1759 (sim_open): Remove defunct check that host FP is IEEE compliant,
1760 using software to emulate floating point.
1761 (value_fpr, ...): Always compile, was conditional on HASFPU.
1762
1763Sun Feb 1 11:15:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
1764
1765 * sim-main.h (sim_state): Make the cpu array MAX_NR_PROCESSORS in
1766 size.
1767
1768 * interp.c (SD, CPU): Define.
1769 (mips_option_handler): Set flags in each CPU.
1770 (interrupt_event): Assume CPU 0 is the one being iterrupted.
1771 (sim_close): Do not clear STATE, deleted anyway.
1772 (sim_write, sim_read): Assume CPU zero's vm should be used for
1773 data transfers.
1774 (sim_create_inferior): Set the PC for all processors.
1775 (sim_monitor, store_word, load_word, mips16_entry): Add cpu
1776 argument.
1777 (mips16_entry): Pass correct nr of args to store_word, load_word.
1778 (ColdReset): Cold reset all cpu's.
1779 (signal_exception): Pass cpu to sim_monitor & mips16_entry.
1780 (sim_monitor, load_memory, store_memory, signal_exception): Use
1781 `CPU' instead of STATE_CPU.
1782
1783
1784 * sim-main.h: Replace uses of STATE_CPU with CPU. Replace sd with
1785 SD or CPU_.
1786
1787 * sim-main.h (signal_exception): Add sim_cpu arg.
1788 (SignalException*): Pass both SD and CPU to signal_exception.
1789 * interp.c (signal_exception): Update.
1790
1791 * sim-main.h (value_fpr, store_fpr, dotrace, ifetch32), interp.c:
1792 Ditto
1793 (sync_operation, prefetch, cache_op, store_memory, load_memory,
1794 address_translation): Ditto
1795 (decode_coproc, cop_lw, cop_ld, cop_sw, cop_sd): Ditto.
1796
1797Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
1798
1799 * configure: Regenerated to track ../common/aclocal.m4 changes.
1800
1801Sat Jan 31 14:49:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
1802
1803 * interp.c (sim_engine_run): Add `nr_cpus' argument.
1804
1805 * mips.igen (model): Map processor names onto BFD name.
1806
1807 * sim-main.h (CPU_CIA): Delete.
1808 (SET_CIA, GET_CIA): Define
1809
1810Wed Jan 21 16:16:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
1811
1812 * sim-main.h (GPR_SET): Define, used by igen when zeroing a
1813 regiser.
1814
1815 * configure.in (default_endian): Configure a big-endian simulator
1816 by default.
1817 * configure: Re-generate.
1818
1819Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
1820
1821 * configure: Regenerated to track ../common/aclocal.m4 changes.
1822
1823Mon Jan 5 20:38:54 1998 Mark Alexander <marka@cygnus.com>
1824
1825 * interp.c (sim_monitor): Handle Densan monitor outbyte
1826 and inbyte functions.
1827
18281997-12-29 Felix Lee <flee@cygnus.com>
1829
1830 * interp.c (sim_engine_run): msvc cpp barfs on #if (a==b!=c).
1831
1832Wed Dec 17 14:48:20 1997 Jeffrey A Law (law@cygnus.com)
1833
1834 * Makefile.in (tmp-igen): Arrange for $zero to always be
1835 reset to zero after every instruction.
1836
1837Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
1838
1839 * configure: Regenerated to track ../common/aclocal.m4 changes.
1840 * config.in: Ditto.
1841
1842Wed Dec 10 17:10:45 1997 Jeffrey A Law (law@cygnus.com)
1843
1844 * mips.igen (MSUB): Fix to work like MADD.
1845 * gencode.c (MSUB): Similarly.
1846
1847Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
1848
1849 * configure: Regenerated to track ../common/aclocal.m4 changes.
1850
1851Wed Nov 26 11:00:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
1852
1853 * mips.igen (LWC1): Correct assembler - lwc1 not swc1.
1854
1855Sun Nov 23 01:45:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
1856
1857 * sim-main.h (sim-fpu.h): Include.
1858
1859 * interp.c (convert, SquareRoot, Recip, Divide, Multiply, Sub,
1860 Add, Negate, AbsoluteValue, Equal, Less, Infinity, NaN): Rewrite
1861 using host independant sim_fpu module.
1862
1863Thu Nov 20 19:56:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
1864
1865 * interp.c (signal_exception): Report internal errors with SIGABRT
1866 not SIGQUIT.
1867
1868 * sim-main.h (C0_CONFIG): New register.
1869 (signal.h): No longer include.
1870
1871 * interp.c (decode_coproc): Allow access C0_CONFIG to register.
1872
1873Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
1874
1875 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
1876
1877Fri Nov 14 11:56:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
1878
1879 * mips.igen: Tag vr5000 instructions.
1880 (ANDI): Was missing mipsIV model, fix assembler syntax.
1881 (do_c_cond_fmt): New function.
1882 (C.cond.fmt): Handle mips I-III which do not support CC field
1883 separatly.
1884 (bc1): Handle mips IV which do not have a delaed FCC separatly.
1885 (SDR): Mask paddr when BigEndianMem, not the converse as specified
1886 in IV3.2 spec.
1887 (DMULT, DMULTU): Force use of hosts 64bit multiplication. Handle
1888 vr5000 which saves LO in a GPR separatly.
1889
1890 * configure.in (enable-sim-igen): For vr5000, select vr5000
1891 specific instructions.
1892 * configure: Re-generate.
1893
1894Wed Nov 12 14:42:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
1895
1896 * Makefile.in (SIM_OBJS): Add sim-fpu module.
1897
1898 * interp.c (store_fpr), sim-main.h: Add separate fmt_uninterpreted_32 and
1899 fmt_uninterpreted_64 bit cases to switch. Convert to
1900 fmt_formatted,
1901
1902 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Define,
1903
1904 * mips.igen (SWR): Mask paddr when BigEndianMem, not the converse
1905 as specified in IV3.2 spec.
1906 (MTC1, DMTC1): Call StoreFPR to store the GPR in the FPR.
1907
1908Tue Nov 11 12:38:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
1909
1910 * mips.igen: Delay slot branches add OFFSET to NIA not CIA.
1911 (MFC0, MTC0, SWC1, LWC1, SDC1, LDC1): Implement.
1912 (MTC1, MFC1, DMTC1, DMFC1, CFC1, CTC1): Implement separate non
1913 PENDING_FILL versions of instructions. Simplify.
1914 (X): New function.
1915 (MULT, MULTU): Implement separate RD==0 and RD!=0 versions of
1916 instructions.
1917 (BEQZ, ..., SLT, SLTI, TLT, TLE, TLI, ...): Explicitly cast GPR to
1918 a signed value.
1919 (MTHI, MFHI): Disable code checking HI-LO.
1920
1921 * sim-main.h (dotrace,tracefh), interp.c: Make dotrace & tracefh
1922 global.
1923 (NULLIFY_NEXT_INSTRUCTION): Call dotrace.
1924
1925Thu Nov 6 16:36:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
1926
1927 * gencode.c (build_mips16_operands): Replace IPC with cia.
1928
1929 * interp.c (sim_monitor, signal_exception, cache_op, store_fpr,
1930 value_fpr, cop_ld, cop_lw, cop_sw, cop_sd, decode_coproc): Replace
1931 IPC to `cia'.
1932 (UndefinedResult): Replace function with macro/function
1933 combination.
1934 (sim_engine_run): Don't save PC in IPC.
1935
1936 * sim-main.h (IPC): Delete.
1937
1938
1939 * interp.c (signal_exception, store_word, load_word,
1940 address_translation, load_memory, store_memory, cache_op,
1941 prefetch, sync_operation, ifetch, value_fpr, store_fpr, convert,
1942 cop_lw, cop_ld, cop_sw, cop_sd, decode_coproc, sim_monitor): Add
1943 current instruction address - cia - argument.
1944 (sim_read, sim_write): Call address_translation directly.
1945 (sim_engine_run): Rename variable vaddr to cia.
1946 (signal_exception): Pass cia to sim_monitor
1947
1948 * sim-main.h (SignalException, LoadWord, StoreWord, CacheOp,
1949 Prefetch, SyncOperation, ValueFPR, StoreFPR, Convert, COP_LW,
1950 COP_LD, COP_SW, COP_SD, DecodeCoproc): Update.
1951
1952 * sim-main.h (SignalExceptionSimulatorFault): Delete definition.
1953 * interp.c (sim_open): Replace SignalExceptionSimulatorFault with
1954 SIM_ASSERT.
1955
1956 * interp.c (signal_exception): Pass restart address to
1957 sim_engine_restart.
1958
1959 * Makefile.in (semantics.o, engine.o, support.o, itable.o,
1960 idecode.o): Add dependency.
1961
1962 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESUME_HOOK):
1963 Delete definitions
1964 (DELAY_SLOT): Update NIA not PC with branch address.
1965 (NULLIFY_NEXT_INSTRUCTION): Set NIA to instruction after next.
1966
1967 * mips.igen: Use CIA not PC in branch calculations.
1968 (illegal): Call SignalException.
1969 (BEQ, ADDIU): Fix assembler.
1970
1971Wed Nov 5 12:19:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
1972
1973 * m16.igen (JALX): Was missing.
1974
1975 * configure.in (enable-sim-igen): New configuration option.
1976 * configure: Re-generate.
1977
1978 * sim-main.h (MAX_INSNS, INSN_NAME): Define.
1979
1980 * interp.c (load_memory, store_memory): Delete parameter RAW.
1981 (sim_read, sim_write): Use sim_core_{read,write}_buffer directly
1982 bypassing {load,store}_memory.
1983
1984 * sim-main.h (ByteSwapMem): Delete definition.
1985
1986 * Makefile.in (SIM_OBJS): Add sim-memopt module.
1987
1988 * interp.c (sim_do_command, sim_commands): Delete mips specific
1989 commands. Handled by module sim-options.
1990
1991 * sim-main.h (SIM_HAVE_FLATMEM): Undefine, use sim-core.o module.
1992 (WITH_MODULO_MEMORY): Define.
1993
1994 * interp.c (sim_info): Delete code printing memory size.
1995
1996 * interp.c (mips_size): Nee sim_size, delete function.
1997 (power2): Delete.
1998 (monitor, monitor_base, monitor_size): Delete global variables.
1999 (sim_open, sim_close): Delete code creating monitor and other
2000 memory regions. Use sim-memopts module, via sim_do_commandf, to
2001 manage memory regions.
2002 (load_memory, store_memory): Use sim-core for memory model.
2003
2004 * interp.c (address_translation): Delete all memory map code
2005 except line forcing 32 bit addresses.
2006
2007Wed Nov 5 11:21:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2008
2009 * sim-main.h (WITH_TRACE): Delete definition. Enables common
2010 trace options.
2011
2012 * interp.c (logfh, logfile): Delete globals.
2013 (sim_open, sim_close): Delete code opening & closing log file.
2014 (mips_option_handler): Delete -l and -n options.
2015 (OPTION mips_options): Ditto.
2016
2017 * interp.c (OPTION mips_options): Rename option trace to dinero.
2018 (mips_option_handler): Update.
2019
2020Wed Nov 5 09:35:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2021
2022 * interp.c (fetch_str): New function.
2023 (sim_monitor): Rewrite using sim_read & sim_write.
2024 (sim_open): Check magic number.
2025 (sim_open): Write monitor vectors into memory using sim_write.
2026 (MONITOR_BASE, MONITOR_SIZE, MEM_SIZE): Define.
2027 (sim_read, sim_write): Simplify - transfer data one byte at a
2028 time.
2029 (load_memory, store_memory): Clarify meaning of parameter RAW.
2030
2031 * sim-main.h (isHOST): Defete definition.
2032 (isTARGET): Mark as depreciated.
2033 (address_translation): Delete parameter HOST.
2034
2035 * interp.c (address_translation): Delete parameter HOST.
2036
2037Wed Oct 29 11:13:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2038
2039 * mips.igen:
2040
2041 * Makefile.in (IGEN_INCLUDE): Files included by mips.igen.
2042 (tmp-igen, tmp-m16): Depend on IGEN_INCLUDE.
2043
2044Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
2045
2046 * mips.igen: Add model filter field to records.
2047
2048Mon Oct 27 17:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2049
2050 * Makefile.in (SIM_NO_CFLAGS): Define. Define WITH_IGEN=0.
2051
2052 interp.c (sim_engine_run): Do not compile function sim_engine_run
2053 when WITH_IGEN == 1.
2054
2055 * configure.in (sim_igen_flags, sim_m16_flags): Set according to
2056 target architecture.
2057
2058 Makefile.in (tmp-igen, tmp-m16): Drop -F and -M options to
2059 igen. Replace with configuration variables sim_igen_flags /
2060 sim_m16_flags.
2061
2062 * m16.igen: New file. Copy mips16 insns here.
2063 * mips.igen: From here.
2064
2065Mon Oct 27 13:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2066
2067 * Makefile.in (SIM_NO_OBJ): Define, move SIM_M16_OBJ, SIM_IGEN_OBJ
2068 to top.
2069 (tmp-igen, tmp-m16): Pass -I srcdir to igen.
2070
2071Sat Oct 25 16:51:40 1997 Gavin Koch <gavin@cygnus.com>
2072
2073 * gencode.c (build_instruction): Follow sim_write's lead in using
2074 BigEndianMem instead of !ByteSwapMem.
2075
2076Fri Oct 24 17:41:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
2077
2078 * configure.in (sim_gen): Dependent on target, select type of
2079 generator. Always select old style generator.
2080
2081 configure: Re-generate.
2082
2083 Makefile.in (tmp-igen, tmp-m16, clean-m16, clean-igen): New
2084 targets.
2085 (SIM_M16_CFLAGS, SIM_M16_ALL, SIM_M16_OBJ, BUILT_SRC_FROM_M16,
2086 SIM_IGEN_CFLAGS, SIM_IGEN_ALL, SIM_IGEN_OBJ, BUILT_SRC_FROM_IGEN,
2087 IGEN_TRACE, IGEN_INSN, IGEN_DC): Define
2088 (SIM_EXTRA_CFLAGS, SIM_EXTRA_ALL, SIM_OBJS): Add member
2089 SIM_@sim_gen@_*, set by autoconf.
2090
2091Wed Oct 22 12:52:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2092
2093 * sim-main.h (NULLIFY_NEXT_INSTRUCTION, DELAY_SLOT): Define.
2094
2095 * interp.c (ColdReset): Remove #ifdef HASFPU, check
2096 CURRENT_FLOATING_POINT instead.
2097
2098 * interp.c (ifetch32): New function. Fetch 32 bit instruction.
2099 (address_translation): Raise exception InstructionFetch when
2100 translation fails and isINSTRUCTION.
2101
2102 * interp.c (sim_open, sim_write, sim_monitor, store_word,
2103 sim_engine_run): Change type of of vaddr and paddr to
2104 address_word.
2105 (address_translation, prefetch, load_memory, store_memory,
2106 cache_op): Change type of vAddr and pAddr to address_word.
2107
2108 * gencode.c (build_instruction): Change type of vaddr and paddr to
2109 address_word.
2110
2111Mon Oct 20 15:29:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
2112
2113 * sim-main.h (ALU64_END, ALU32_END): Use ALU*_OVERFLOW_RESULT
2114 macro to obtain result of ALU op.
2115
2116Tue Oct 21 17:39:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2117
2118 * interp.c (sim_info): Call profile_print.
2119
2120Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2121
2122 * Makefile.in (SIM_OBJS): Add sim-profile.o module.
2123
2124 * sim-main.h (WITH_PROFILE): Do not define, defined in
2125 common/sim-config.h. Use sim-profile module.
2126 (simPROFILE): Delete defintion.
2127
2128 * interp.c (PROFILE): Delete definition.
2129 (mips_option_handler): Delete 'p', 'y' and 'x' profile options.
2130 (sim_close): Delete code writing profile histogram.
2131 (mips_set_profile, mips_set_profile_size, writeout16, writeout32):
2132 Delete.
2133 (sim_engine_run): Delete code profiling the PC.
2134
2135Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2136
2137 * sim-main.h (SIGNEXTEND): Force type of result to unsigned_word.
2138
2139 * interp.c (sim_monitor): Make register pointers of type
2140 unsigned_word*.
2141
2142 * sim-main.h: Make registers of type unsigned_word not
2143 signed_word.
2144
2145Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2146
2147 * interp.c (sync_operation): Rename from SyncOperation, make
2148 global, add SD argument.
2149 (prefetch): Rename from Prefetch, make global, add SD argument.
2150 (decode_coproc): Make global.
2151
2152 * sim-main.h (SyncOperation, DecodeCoproc, Pefetch): Define.
2153
2154 * gencode.c (build_instruction): Generate DecodeCoproc not
2155 decode_coproc calls.
2156
2157 * interp.c (SETFCC, GETFCC, PREVCOC1): Move to sim-main.h
2158 (SizeFGR): Move to sim-main.h
2159 (simHALTEX, simHALTIN, simTRACE, simPROFILE, simDELAYSLOT,
2160 simSIGINT, simJALDELAYSLOT): Move to sim-main.h
2161 (FP_FLAGS, FP_ENABLE, FP_CAUSE, IR, UF, OF, DZ, IO, UO): Move to
2162 sim-main.h.
2163 (FP_FS, FP_MASK_RM, FP_SH_RM, FP_RM_NEAREST, FP_RM_TOPINF,
2164 FP_RM_TOMINF, GETRM): Move to sim-main.h.
2165 (Uncached, CachedNoncoherent, CachedCoherent, Cached,
2166 isINSTRUCTION, ..., AccessLength_BYTE, ...): Move to sim-main.h.
2167 (UserMode, BigEndianMem, ByteSwapMem, ReverseEndian,
2168 BigEndianCPU, status_KSU_mask, ...). Moved to sim-main.h
2169
2170 * sim-main.h (ALU32_END, ALU64_END): Define. When overflow raise
2171 exception.
2172 (sim-alu.h): Include.
2173 (NULLIFY_NIA, NULL_CIA, CPU_CIA): Define.
2174 (sim_cia): Typedef to instruction_address.
2175
2176Thu Oct 16 10:31:41 1997 Andrew Cagney <cagney@b1.cygnus.com>
2177
2178 * Makefile.in (interp.o): Rename generated file engine.c to
2179 oengine.c.
2180
2181 * interp.c: Update.
2182
2183Thu Oct 16 10:31:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
2184
2185 * gencode.c (build_instruction): Use FPR_STATE not fpr_state.
2186
2187Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2188
2189 * gencode.c (build_instruction): For "FPSQRT", output correct
2190 number of arguments to Recip.
2191
2192Tue Oct 14 17:38:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
2193
2194 * Makefile.in (interp.o): Depends on sim-main.h
2195
2196 * interp.c (mips16_entry, ColdReset,dotrace): Add SD argument. Use GPR not registers.
2197
2198 * sim-main.h (sim_cpu): Add registers, register_widths, fpr_state,
2199 ipc, dspc, pending_*, hiaccess, loaccess, state, dsstate fields.
2200 (REGISTERS, REGISTER_WIDTHS, FPR_STATE, IPC, DSPC, PENDING_*,
2201 STATE, DSSTATE): Define
2202 (GPR, FGRIDX, ..): Define.
2203
2204 * interp.c (registers, register_widths, fpr_state, ipc, dspc,
2205 pending_*, hiaccess, loaccess, state, dsstate): Delete globals.
2206 (GPR, FGRIDX, ...): Delete macros.
2207
2208 * interp.c: Update names to match defines from sim-main.h
2209
2210Tue Oct 14 15:11:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
2211
2212 * interp.c (sim_monitor): Add SD argument.
2213 (sim_warning): Delete. Replace calls with calls to
2214 sim_io_eprintf.
2215 (sim_error): Delete. Replace calls with sim_io_error.
2216 (open_trace, writeout32, writeout16, getnum): Add SD argument.
2217 (mips_set_profile): Rename from sim_set_profile. Add SD argument.
2218 (mips_set_profile_size): Rename from sim_set_profile_size. Add SD
2219 argument.
2220 (mips_size): Rename from sim_size. Add SD argument.
2221
2222 * interp.c (simulator): Delete global variable.
2223 (callback): Delete global variable.
2224 (mips_option_handler, sim_open, sim_write, sim_read,
2225 sim_store_register, sim_fetch_register, sim_info, sim_do_command,
2226 sim_size,sim_monitor): Use sim_io_* not callback->*.
2227 (sim_open): ZALLOC simulator struct.
2228 (PROFILE): Do not define.
2229
2230Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2231
2232 * interp.c (sim_open), support.h: Replace CHECKSIM macro found in
2233 support.h with corresponding code.
2234
2235 * sim-main.h (word64, uword64), support.h: Move definition to
2236 sim-main.h.
2237 (WORD64LO, WORD64HI, SET64LO, SET64HI, WORD64, UWORD64): Ditto.
2238
2239 * support.h: Delete
2240 * Makefile.in: Update dependencies
2241 * interp.c: Do not include.
2242
2243Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2244
2245 * interp.c (address_translation, load_memory, store_memory,
2246 cache_op): Rename to from AddressTranslation et.al., make global,
2247 add SD argument
2248
2249 * sim-main.h (AddressTranslation, LoadMemory, StoreMemory,
2250 CacheOp): Define.
2251
2252 * interp.c (SignalException): Rename to signal_exception, make
2253 global.
2254
2255 * interp.c (Interrupt, ...): Move definitions to sim-main.h.
2256
2257 * sim-main.h (SignalException, SignalExceptionInterrupt,
2258 SignalExceptionInstructionFetch, SignalExceptionAddressStore,
2259 SignalExceptionAddressLoad, SignalExceptionSimulatorFault,
2260 SignalExceptionIntegerOverflow, SignalExceptionCoProcessorUnusable):
2261 Define.
2262
2263 * interp.c, support.h: Use.
2264
2265Tue Oct 14 13:19:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2266
2267 * interp.c (ValueFPR, StoreFPR), sim-main.h: Make global, rename
2268 to value_fpr / store_fpr. Add SD argument.
2269 (NaN, Infinity, Less, Equal, AbsoluteValue, Negate, Add, Sub,
2270 Multiply, Divide, Recip, SquareRoot, Convert): Make global.
2271
2272 * sim-main.h (ValueFPR, StoreFPR): Define.
2273
2274Tue Oct 14 13:06:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
2275
2276 * interp.c (sim_engine_run): Check consistency between configure
2277 WITH_TARGET_WORD_BITSIZE and WITH_FLOATING_POINT and gensim GPRLEN
2278 and HASFPU.
2279
2280 * configure.in (mips_bitsize): Configure WITH_TARGET_WORD_BITSIZE.
2281 (mips_fpu): Configure WITH_FLOATING_POINT.
2282 (mips_endian): Configure WITH_TARGET_ENDIAN.
2283 * configure: Update.
2284
2285Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2286
2287 * configure: Regenerated to track ../common/aclocal.m4 changes.
2288
2289Mon Sep 29 14:45:00 1997 Bob Manson <manson@charmed.cygnus.com>
2290
2291 * configure: Regenerated.
2292
2293Fri Sep 26 12:48:18 1997 Mark Alexander <marka@cygnus.com>
2294
2295 * interp.c: Allow Debug, DEPC, and EPC registers to be examined in GDB.
2296
2297Thu Sep 25 11:15:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2298
2299 * gencode.c (print_igen_insn_models): Assume certain architectures
2300 include all mips* instructions.
2301 (print_igen_insn_format): Use data_size==-1 as marker for MIPS16
2302 instruction.
2303
2304 * Makefile.in (tmp.igen): Add target. Generate igen input from
2305 gencode file.
2306
2307 * gencode.c (FEATURE_IGEN): Define.
2308 (main): Add --igen option. Generate output in igen format.
2309 (process_instructions): Format output according to igen option.
2310 (print_igen_insn_format): New function.
2311 (print_igen_insn_models): New function.
2312 (process_instructions): Only issue warnings and ignore
2313 instructions when no FEATURE_IGEN.
2314
2315Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2316
2317 * interp.c (COP_SD, COP_LD): Add UNUSED to pacify GCC for some
2318 MIPS targets.
2319
2320Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2321
2322 * configure: Regenerated to track ../common/aclocal.m4 changes.
2323
2324Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
2325
2326 * Makefile.in (SIM_ALIGNMENT, SIM_ENDIAN, SIM_HOSTENDIAN,
2327 SIM_RESERVED_BITS): Delete, moved to common.
2328 (SIM_EXTRA_CFLAGS): Update.
2329
2330Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2331
2332 * configure.in: Configure non-strict memory alignment.
2333 * configure: Regenerated to track ../common/aclocal.m4 changes.
2334
2335Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
2336
2337 * configure: Regenerated to track ../common/aclocal.m4 changes.
2338
2339Sat Sep 20 14:07:28 1997 Gavin Koch <gavin@cygnus.com>
2340
2341 * gencode.c (SDBBP,DERET): Added (3900) insns.
2342 (RFE): Turn on for 3900.
2343 * interp.c (DebugBreakPoint,DEPC,Debug,Debug_*): Added.
2344 (dsstate): Made global.
2345 (SUBTARGET_R3900): Added.
2346 (CANCELDELAYSLOT): New.
2347 (SignalException): Ignore SystemCall rather than ignore and
2348 terminate. Add DebugBreakPoint handling.
2349 (decode_coproc): New insns RFE, DERET; and new registers Debug
2350 and DEPC protected by SUBTARGET_R3900.
2351 (sim_engine_run): Use CANCELDELAYSLOT rather than clearing
2352 bits explicitly.
2353 * Makefile.in,configure.in: Add mips subtarget option.
2354 * configure: Update.
2355
2356Fri Sep 19 09:33:27 1997 Gavin Koch <gavin@cygnus.com>
2357
2358 * gencode.c: Add r3900 (tx39).
2359
2360
2361Tue Sep 16 15:52:04 1997 Gavin Koch <gavin@cygnus.com>
2362
2363 * gencode.c (build_instruction): Don't need to subtract 4 for
2364 JALR, just 2.
2365
2366Tue Sep 16 11:32:28 1997 Gavin Koch <gavin@cygnus.com>
2367
2368 * interp.c: Correct some HASFPU problems.
2369
2370Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
2371
2372 * configure: Regenerated to track ../common/aclocal.m4 changes.
2373
2374Fri Sep 12 12:01:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2375
2376 * interp.c (mips_options): Fix samples option short form, should
2377 be `x'.
2378
2379Thu Sep 11 09:35:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
2380
2381 * interp.c (sim_info): Enable info code. Was just returning.
2382
2383Tue Sep 9 17:30:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2384
2385 * interp.c (decode_coproc): Clarify warning about unsuported MTC0,
2386 MFC0.
2387
2388Tue Sep 9 16:28:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
2389
2390 * gencode.c (build_instruction): Use SIGNED64 for 64 bit
2391 constants.
2392 (build_instruction): Ditto for LL.
2393
2394Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
2395
2396 * configure: Regenerated to track ../common/aclocal.m4 changes.
2397
2398Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2399
2400 * configure: Regenerated to track ../common/aclocal.m4 changes.
2401 * config.in: Ditto.
2402
2403Wed Aug 27 14:12:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
2404
2405 * interp.c (sim_open): Add call to sim_analyze_program, update
2406 call to sim_config.
2407
2408Tue Aug 26 10:40:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
2409
2410 * interp.c (sim_kill): Delete.
2411 (sim_create_inferior): Add ABFD argument. Set PC from same.
2412 (sim_load): Move code initializing trap handlers from here.
2413 (sim_open): To here.
2414 (sim_load): Delete, use sim-hload.c.
2415
2416 * Makefile.in (SIM_OBJS): Add sim-hload.o module.
2417
2418Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2419
2420 * configure: Regenerated to track ../common/aclocal.m4 changes.
2421 * config.in: Ditto.
2422
2423Mon Aug 25 15:59:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2424
2425 * interp.c (sim_open): Add ABFD argument.
2426 (sim_load): Move call to sim_config from here.
2427 (sim_open): To here. Check return status.
2428
2429Fri Jul 25 15:00:45 1997 Gavin Koch <gavin@cygnus.com>
2430
2431 * gencode.c (build_instruction): Two arg MADD should
2432 not assign result to $0.
2433
2434Thu Jun 26 12:13:17 1997 Angela Marie Thomas (angela@cygnus.com)
2435
2436 * sim/mips/configure: Change default_sim_endian to 0 (bi-endian)
2437 * sim/mips/configure.in: Regenerate.
2438
2439Wed Jul 9 10:29:21 1997 Andrew Cagney <cagney@critters.cygnus.com>
2440
2441 * interp.c (SUB_REG_UW, SUB_REG_SW, SUB_REG_*): Use more explicit
2442 signed8, unsigned8 et.al. types.
2443
2444 * interp.c (SUB_REG_FETCH): Handle both little and big endian
2445 hosts when selecting subreg.
2446
2447Wed Jul 2 11:54:10 1997 Jeffrey A Law (law@cygnus.com)
2448
2449 * interp.c (sim_engine_run): Reset the ZERO register to zero
2450 regardless of FEATURE_WARN_ZERO.
2451 * gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
2452
2453Wed Jun 4 10:43:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2454
2455 * interp.c (decode_coproc): Implement MTC0 N, CAUSE.
2456 (SignalException): For BreakPoints ignore any mode bits and just
2457 save the PC.
2458 (SignalException): Always set the CAUSE register.
2459
2460Tue Jun 3 05:00:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
2461
2462 * interp.c (SignalException): Clear the simDELAYSLOT flag when an
2463 exception has been taken.
2464
2465 * interp.c: Implement the ERET and mt/f sr instructions.
2466
2467Sat May 31 00:44:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
2468
2469 * interp.c (SignalException): Don't bother restarting an
2470 interrupt.
2471
2472Fri May 30 23:41:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2473
2474 * interp.c (SignalException): Really take an interrupt.
2475 (interrupt_event): Only deliver interrupts when enabled.
2476
2477Tue May 27 20:08:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2478
2479 * interp.c (sim_info): Only print info when verbose.
2480 (sim_info) Use sim_io_printf for output.
2481
2482Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2483
2484 * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
2485 mips architectures.
2486
2487Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2488
2489 * interp.c (sim_do_command): Check for common commands if a
2490 simulator specific command fails.
2491
2492Thu May 22 09:32:03 1997 Gavin Koch <gavin@cygnus.com>
2493
2494 * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
2495 and simBE when DEBUG is defined.
2496
2497Wed May 21 09:08:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
2498
2499 * interp.c (interrupt_event): New function. Pass exception event
2500 onto exception handler.
2501
2502 * configure.in: Check for stdlib.h.
2503 * configure: Regenerate.
2504
2505 * gencode.c (build_instruction): Add UNUSED attribute to tempS
2506 variable declaration.
2507 (build_instruction): Initialize memval1.
2508 (build_instruction): Add UNUSED attribute to byte, bigend,
2509 reverse.
2510 (build_operands): Ditto.
2511
2512 * interp.c: Fix GCC warnings.
2513 (sim_get_quit_code): Delete.
2514
2515 * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
2516 * Makefile.in: Ditto.
2517 * configure: Re-generate.
2518
2519 * Makefile.in (SIM_OBJS): Add sim-watch.o module.
2520
2521Tue May 20 15:08:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2522
2523 * interp.c (mips_option_handler): New function parse argumes using
2524 sim-options.
2525 (myname): Replace with STATE_MY_NAME.
2526 (sim_open): Delete check for host endianness - performed by
2527 sim_config.
2528 (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
2529 (sim_open): Move much of the initialization from here.
2530 (sim_load): To here. After the image has been loaded and
2531 endianness set.
2532 (sim_open): Move ColdReset from here.
2533 (sim_create_inferior): To here.
2534 (sim_open): Make FP check less dependant on host endianness.
2535
2536 * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
2537 run.
2538 * interp.c (sim_set_callbacks): Delete.
2539
2540 * interp.c (membank, membank_base, membank_size): Replace with
2541 STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
2542 (sim_open): Remove call to callback->init. gdb/run do this.
2543
2544 * interp.c: Update
2545
2546 * sim-main.h (SIM_HAVE_FLATMEM): Define.
2547
2548 * interp.c (big_endian_p): Delete, replaced by
2549 current_target_byte_order.
2550
2551Tue May 20 13:55:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2552
2553 * interp.c (host_read_long, host_read_word, host_swap_word,
2554 host_swap_long): Delete. Using common sim-endian.
2555 (sim_fetch_register, sim_store_register): Use H2T.
2556 (pipeline_ticks): Delete. Handled by sim-events.
2557 (sim_info): Update.
2558 (sim_engine_run): Update.
2559
2560Tue May 20 13:42:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
2561
2562 * interp.c (sim_stop_reason): Move code determining simEXCEPTION
2563 reason from here.
2564 (SignalException): To here. Signal using sim_engine_halt.
2565 (sim_stop_reason): Delete, moved to common.
2566
2567Tue May 20 10:19:48 1997 Andrew Cagney <cagney@b2.cygnus.com>
2568
2569 * interp.c (sim_open): Add callback argument.
2570 (sim_set_callbacks): Delete SIM_DESC argument.
2571 (sim_size): Ditto.
2572
2573Mon May 19 18:20:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2574
2575 * Makefile.in (SIM_OBJS): Add common modules.
2576
2577 * interp.c (sim_set_callbacks): Also set SD callback.
2578 (set_endianness, xfer_*, swap_*): Delete.
2579 (host_read_word, host_read_long, host_swap_word, host_swap_long):
2580 Change to functions using sim-endian macros.
2581 (control_c, sim_stop): Delete, use common version.
2582 (simulate): Convert into.
2583 (sim_engine_run): This function.
2584 (sim_resume): Delete.
2585
2586 * interp.c (simulation): New variable - the simulator object.
2587 (sim_kind): Delete global - merged into simulation.
2588 (sim_load): Cleanup. Move PC assignment from here.
2589 (sim_create_inferior): To here.
2590
2591 * sim-main.h: New file.
2592 * interp.c (sim-main.h): Include.
2593
2594Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
2595
2596 * configure: Regenerated to track ../common/aclocal.m4 changes.
2597
2598Wed Apr 23 17:32:19 1997 Doug Evans <dje@canuck.cygnus.com>
2599
2600 * tconfig.in (SIM_HAVE_BIENDIAN): Define.
2601
2602Mon Apr 21 17:16:13 1997 Gavin Koch <gavin@cygnus.com>
2603
2604 * gencode.c (build_instruction): DIV instructions: check
2605 for division by zero and integer overflow before using
2606 host's division operation.
2607
2608Thu Apr 17 03:18:14 1997 Doug Evans <dje@canuck.cygnus.com>
2609
2610 * Makefile.in (SIM_OBJS): Add sim-load.o.
2611 * interp.c: #include bfd.h.
2612 (target_byte_order): Delete.
2613 (sim_kind, myname, big_endian_p): New static locals.
2614 (sim_open): Set sim_kind, myname. Move call to set_endianness to
2615 after argument parsing. Recognize -E arg, set endianness accordingly.
2616 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
2617 load file into simulator. Set PC from bfd.
2618 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
2619 (set_endianness): Use big_endian_p instead of target_byte_order.
2620
2621Wed Apr 16 17:55:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
2622
2623 * interp.c (sim_size): Delete prototype - conflicts with
2624 definition in remote-sim.h. Correct definition.
2625
2626Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2627
2628 * configure: Regenerated to track ../common/aclocal.m4 changes.
2629 * config.in: Ditto.
2630
2631Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
2632
2633 * interp.c (sim_open): New arg `kind'.
2634
2635 * configure: Regenerated to track ../common/aclocal.m4 changes.
2636
2637Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2638
2639 * configure: Regenerated to track ../common/aclocal.m4 changes.
2640
2641Tue Mar 25 11:38:22 1997 Doug Evans <dje@canuck.cygnus.com>
2642
2643 * interp.c (sim_open): Set optind to 0 before calling getopt.
2644
2645Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2646
2647 * configure: Regenerated to track ../common/aclocal.m4 changes.
2648
2649Mon Mar 17 10:52:59 1997 Gavin Koch <gavin@cetus.cygnus.com>
2650
2651 * interp.c : Replace uses of pr_addr with pr_uword64
2652 where the bit length is always 64 independent of SIM_ADDR.
2653 (pr_uword64) : added.
2654
2655Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2656
2657 * configure: Re-generate.
2658
2659Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
2660
2661 * configure: Regenerate to track ../common/aclocal.m4 changes.
2662
2663Thu Mar 13 12:51:36 1997 Doug Evans <dje@canuck.cygnus.com>
2664
2665 * interp.c (sim_open): New SIM_DESC result. Argument is now
2666 in argv form.
2667 (other sim_*): New SIM_DESC argument.
2668
2669Mon Feb 24 22:47:14 1997 Dawn Perchik <dawn@cygnus.com>
2670
2671 * interp.c: Fix printing of addresses for non-64-bit targets.
2672 (pr_addr): Add function to print address based on size.
2673
2674Wed Feb 19 14:42:09 1997 Mark Alexander <marka@cygnus.com>
2675
2676 * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
2677
2678Thu Feb 13 14:08:30 1997 Ian Lance Taylor <ian@cygnus.com>
2679
2680 * gencode.c (build_mips16_operands): Correct computation of base
2681 address for extended PC relative instruction.
2682
2683Thu Feb 6 17:16:15 1997 Ian Lance Taylor <ian@cygnus.com>
2684
2685 * interp.c (mips16_entry): Add support for floating point cases.
2686 (SignalException): Pass floating point cases to mips16_entry.
2687 (ValueFPR): Don't restrict fmt_single and fmt_word to even
2688 registers.
2689 (StoreFPR): Likewise. Also, don't clobber fpr + 1 for fmt_single
2690 or fmt_word.
2691 (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
2692 and then set the state to fmt_uninterpreted.
2693 (COP_SW): Temporarily set the state to fmt_word while calling
2694 ValueFPR.
2695
2696Tue Feb 4 16:48:25 1997 Ian Lance Taylor <ian@cygnus.com>
2697
2698 * gencode.c (build_instruction): The high order may be set in the
2699 comparison flags at any ISA level, not just ISA 4.
2700
2701Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
2702
2703 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
2704 COMMON_{PRE,POST}_CONFIG_FRAG instead.
2705 * configure.in: sinclude ../common/aclocal.m4.
2706 * configure: Regenerated.
2707
2708Fri Jan 31 11:11:45 1997 Ian Lance Taylor <ian@cygnus.com>
2709
2710 * configure: Rebuild after change to aclocal.m4.
2711
2712Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
2713
2714 * configure configure.in Makefile.in: Update to new configure
2715 scheme which is more compatible with WinGDB builds.
2716 * configure.in: Improve comment on how to run autoconf.
2717 * configure: Re-run autoconf to get new ../common/aclocal.m4.
2718 * Makefile.in: Use autoconf substitution to install common
2719 makefile fragment.
2720
2721Wed Jan 8 12:39:03 1997 Jim Wilson <wilson@cygnus.com>
2722
2723 * gencode.c (build_instruction): Use BigEndianCPU instead of
2724 ByteSwapMem.
2725
2726Thu Jan 02 22:23:04 1997 Mark Alexander <marka@cygnus.com>
2727
2728 * interp.c (sim_monitor): Make output to stdout visible in
2729 wingdb's I/O log window.
2730
2731Tue Dec 31 07:04:00 1996 Mark Alexander <marka@cygnus.com>
2732
2733 * support.h: Undo previous change to SIGTRAP
2734 and SIGQUIT values.
2735
2736Mon Dec 30 17:36:06 1996 Ian Lance Taylor <ian@cygnus.com>
2737
2738 * interp.c (store_word, load_word): New static functions.
2739 (mips16_entry): New static function.
2740 (SignalException): Look for mips16 entry and exit instructions.
2741 (simulate): Use the correct index when setting fpr_state after
2742 doing a pending move.
2743
2744Sun Dec 29 09:37:18 1996 Mark Alexander <marka@cygnus.com>
2745
2746 * interp.c: Fix byte-swapping code throughout to work on
2747 both little- and big-endian hosts.
2748
2749Sun Dec 29 09:18:32 1996 Mark Alexander <marka@cygnus.com>
2750
2751 * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
2752 with gdb/config/i386/xm-windows.h.
2753
2754Fri Dec 27 22:48:51 1996 Mark Alexander <marka@cygnus.com>
2755
2756 * gencode.c (build_instruction): Work around MSVC++ code gen bug
2757 that messes up arithmetic shifts.
2758
2759Fri Dec 20 11:04:05 1996 Stu Grossman (grossman@critters.cygnus.com)
2760
2761 * support.h: Use _WIN32 instead of __WIN32__. Also add defs for
2762 SIGTRAP and SIGQUIT for _WIN32.
2763
2764Thu Dec 19 14:07:27 1996 Ian Lance Taylor <ian@cygnus.com>
2765
2766 * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
2767 force a 64 bit multiplication.
2768 (build_instruction) [OR]: In mips16 mode, don't do anything if the
2769 destination register is 0, since that is the default mips16 nop
2770 instruction.
2771
2772Mon Dec 16 14:59:38 1996 Ian Lance Taylor <ian@cygnus.com>
2773
2774 * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
2775 (build_endian_shift): Don't check proc64.
2776 (build_instruction): Always set memval to uword64. Cast op2 to
2777 uword64 when shifting it left in memory instructions. Always use
2778 the same code for stores--don't special case proc64.
2779
2780 * gencode.c (build_mips16_operands): Fix base PC value for PC
2781 relative operands.
2782 (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
2783 jal instruction.
2784 * interp.c (simJALDELAYSLOT): Define.
2785 (JALDELAYSLOT): Define.
2786 (INDELAYSLOT, INJALDELAYSLOT): Define.
2787 (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
2788
2789Tue Dec 24 22:11:20 1996 Angela Marie Thomas (angela@cygnus.com)
2790
2791 * interp.c (sim_open): add flush_cache as a PMON routine
2792 (sim_monitor): handle flush_cache by ignoring it
2793
2794Wed Dec 11 13:53:51 1996 Jim Wilson <wilson@cygnus.com>
2795
2796 * gencode.c (build_instruction): Use !ByteSwapMem instead of
2797 BigEndianMem.
2798 * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
2799 (BigEndianMem): Rename to ByteSwapMem and change sense.
2800 (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
2801 BigEndianMem references to !ByteSwapMem.
2802 (set_endianness): New function, with prototype.
2803 (sim_open): Call set_endianness.
2804 (sim_info): Use simBE instead of BigEndianMem.
2805 (xfer_direct_word, xfer_direct_long, swap_direct_word,
2806 swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
2807 xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
2808 ifdefs, keeping the prototype declaration.
2809 (swap_word): Rewrite correctly.
2810 (ColdReset): Delete references to CONFIG. Delete endianness related
2811 code; moved to set_endianness.
2812
2813Tue Dec 10 11:32:04 1996 Jim Wilson <wilson@cygnus.com>
2814
2815 * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
2816 * interp.c (CHECKHILO): Define away.
2817 (simSIGINT): New macro.
2818 (membank_size): Increase from 1MB to 2MB.
2819 (control_c): New function.
2820 (sim_resume): Rename parameter signal to signal_number. Add local
2821 variable prev. Call signal before and after simulate.
2822 (sim_stop_reason): Add simSIGINT support.
2823 (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
2824 functions always.
2825 (sim_warning): Delete call to SignalException. Do call printf_filtered
2826 if logfh is NULL.
2827 (AddressTranslation): Add #ifdef DEBUG around debugging message and
2828 a call to sim_warning.
2829
2830Wed Nov 27 11:53:50 1996 Ian Lance Taylor <ian@cygnus.com>
2831
2832 * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
2833 16 bit instructions.
2834
2835Tue Nov 26 11:53:12 1996 Ian Lance Taylor <ian@cygnus.com>
2836
2837 Add support for mips16 (16 bit MIPS implementation):
2838 * gencode.c (inst_type): Add mips16 instruction encoding types.
2839 (GETDATASIZEINSN): Define.
2840 (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv. Add
2841 jalx. Add LEFT flag to mfhi and mflo. Add RIGHT flag to mthi and
2842 mtlo.
2843 (MIPS16_DECODE): New table, for mips16 instructions.
2844 (bitmap_val): New static function.
2845 (struct mips16_op): Define.
2846 (mips16_op_table): New table, for mips16 operands.
2847 (build_mips16_operands): New static function.
2848 (process_instructions): If PC is odd, decode a mips16
2849 instruction. Break out instruction handling into new
2850 build_instruction function.
2851 (build_instruction): New static function, broken out of
2852 process_instructions. Check modifiers rather than flags for SHIFT
2853 bit count and m[ft]{hi,lo} direction.
2854 (usage): Pass program name to fprintf.
2855 (main): Remove unused variable this_option_optind. Change
2856 ``*loptarg++'' to ``loptarg++''.
2857 (my_strtoul): Parenthesize && within ||.
2858 * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
2859 (simulate): If PC is odd, fetch a 16 bit instruction, and
2860 increment PC by 2 rather than 4.
2861 * configure.in: Add case for mips16*-*-*.
2862 * configure: Rebuild.
2863
2864Fri Nov 22 08:49:36 1996 Mark Alexander <marka@cygnus.com>
2865
2866 * interp.c: Allow -t to enable tracing in standalone simulator.
2867 Fix garbage output in trace file and error messages.
2868
2869Wed Nov 20 01:54:37 1996 Doug Evans <dje@canuck.cygnus.com>
2870
2871 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
2872 (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
2873 * configure.in: Simplify using macros in ../common/aclocal.m4.
2874 * configure: Regenerated.
2875 * tconfig.in: New file.
2876
2877Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
2878
2879 * interp.c: Fix bugs in 64-bit port.
2880 Use ansi function declarations for msvc compiler.
2881 Initialize and test file pointer in trace code.
2882 Prevent duplicate definition of LAST_EMED_REGNUM.
2883
2884Tue Oct 15 11:07:06 1996 Mark Alexander <marka@cygnus.com>
2885
2886 * interp.c (xfer_big_long): Prevent unwanted sign extension.
2887
2888Thu Sep 26 17:35:00 1996 James G. Smith <jsmith@cygnus.co.uk>
2889
2890 * interp.c (SignalException): Check for explicit terminating
2891 breakpoint value.
2892 * gencode.c: Pass instruction value through SignalException()
2893 calls for Trap, Breakpoint and Syscall.
2894
2895Thu Sep 26 11:35:17 1996 James G. Smith <jsmith@cygnus.co.uk>
2896
2897 * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
2898 only used on those hosts that provide it.
2899 * configure.in: Add sqrt() to list of functions to be checked for.
2900 * config.in: Re-generated.
2901 * configure: Re-generated.
2902
2903Fri Sep 20 15:47:12 1996 Ian Lance Taylor <ian@cygnus.com>
2904
2905 * gencode.c (process_instructions): Call build_endian_shift when
2906 expanding STORE RIGHT, to fix swr.
2907 * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
2908 clear the high bits.
2909 * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
2910 Fix float to int conversions to produce signed values.
2911
2912Thu Sep 19 15:34:17 1996 Ian Lance Taylor <ian@cygnus.com>
2913
2914 * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
2915 (process_instructions): Correct handling of nor instruction.
2916 Correct shift count for 32 bit shift instructions. Correct sign
2917 extension for arithmetic shifts to not shift the number of bits in
2918 the type. Fix 64 bit multiply high word calculation. Fix 32 bit
2919 unsigned multiply. Fix ldxc1 and friends to use coprocessor 1.
2920 Fix madd.
2921 * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
2922 It's OK to have a mult follow a mult. What's not OK is to have a
2923 mult follow an mfhi.
2924 (Convert): Comment out incorrect rounding code.
2925
2926Mon Sep 16 11:38:16 1996 James G. Smith <jsmith@cygnus.co.uk>
2927
2928 * interp.c (sim_monitor): Improved monitor printf
2929 simulation. Tidied up simulator warnings, and added "--log" option
2930 for directing warning message output.
2931 * gencode.c: Use sim_warning() rather than WARNING macro.
2932
2933Thu Aug 22 15:03:12 1996 Ian Lance Taylor <ian@cygnus.com>
2934
2935 * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
2936 getopt1.o, rather than on gencode.c. Link objects together.
2937 Don't link against -liberty.
2938 (gencode.o, getopt.o, getopt1.o): New targets.
2939 * gencode.c: Include <ctype.h> and "ansidecl.h".
2940 (AND): Undefine after including "ansidecl.h".
2941 (ULONG_MAX): Define if not defined.
2942 (OP_*): Don't define macros; now defined in opcode/mips.h.
2943 (main): Call my_strtoul rather than strtoul.
2944 (my_strtoul): New static function.
2945
2946Wed Jul 17 18:12:38 1996 Stu Grossman (grossman@critters.cygnus.com)
2947
2948 * gencode.c (process_instructions): Generate word64 and uword64
2949 instead of `long long' and `unsigned long long' data types.
2950 * interp.c: #include sysdep.h to get signals, and define default
2951 for SIGBUS.
2952 * (Convert): Work around for Visual-C++ compiler bug with type
2953 conversion.
2954 * support.h: Make things compile under Visual-C++ by using
2955 __int64 instead of `long long'. Change many refs to long long
2956 into word64/uword64 typedefs.
2957
2958Wed Jun 26 12:24:55 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
2959
2960 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
2961 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
2962 (docdir): Removed.
2963 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
2964 (AC_PROG_INSTALL): Added.
2965 (AC_PROG_CC): Moved to before configure.host call.
2966 * configure: Rebuilt.
2967
2968Wed Jun 5 08:28:13 1996 James G. Smith <jsmith@cygnus.co.uk>
2969
2970 * configure.in: Define @SIMCONF@ depending on mips target.
2971 * configure: Rebuild.
2972 * Makefile.in (run): Add @SIMCONF@ to control simulator
2973 construction.
2974 * gencode.c: Change LOADDRMASK to 64bit memory model only.
2975 * interp.c: Remove some debugging, provide more detailed error
2976 messages, update memory accesses to use LOADDRMASK.
2977
2978Mon Jun 3 11:55:03 1996 Ian Lance Taylor <ian@cygnus.com>
2979
2980 * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
2981 AC_CHECK_LIB, and AC_CHECK_FUNCS. Change AC_OUTPUT to set
2982 stamp-h.
2983 * configure: Rebuild.
2984 * config.in: New file, generated by autoheader.
2985 * interp.c: Include "config.h". Include <stdlib.h>, <string.h>,
2986 and <strings.h> if they exist. Replace #ifdef sun with #ifdef
2987 HAVE_ANINT and HAVE_AINT, as appropriate.
2988 * Makefile.in (run): Use @LIBS@ rather than -lm.
2989 (interp.o): Depend upon config.h.
2990 (Makefile): Just rebuild Makefile.
2991 (clean): Remove stamp-h.
2992 (mostlyclean): Make the same as clean, not as distclean.
2993 (config.h, stamp-h): New targets.
2994
2995Fri May 10 00:41:17 1996 James G. Smith <jsmith@cygnus.co.uk>
2996
2997 * interp.c (ColdReset): Fix boolean test. Make all simulator
2998 globals static.
2999
3000Wed May 8 15:12:58 1996 James G. Smith <jsmith@cygnus.co.uk>
3001
3002 * interp.c (xfer_direct_word, xfer_direct_long,
3003 swap_direct_word, swap_direct_long, xfer_big_word,
3004 xfer_big_long, xfer_little_word, xfer_little_long,
3005 swap_word,swap_long): Added.
3006 * interp.c (ColdReset): Provide function indirection to
3007 host<->simulated_target transfer routines.
3008 * interp.c (sim_store_register, sim_fetch_register): Updated to
3009 make use of indirected transfer routines.
3010
3011Fri Apr 19 15:48:24 1996 James G. Smith <jsmith@cygnus.co.uk>
3012
3013 * gencode.c (process_instructions): Ensure FP ABS instruction
3014 recognised.
3015 * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
3016 system call support.
3017
3018Wed Apr 10 09:51:38 1996 James G. Smith <jsmith@cygnus.co.uk>
3019
3020 * interp.c (sim_do_command): Complain if callback structure not
3021 initialised.
3022
3023Thu Mar 28 13:50:51 1996 James G. Smith <jsmith@cygnus.co.uk>
3024
3025 * interp.c (Convert): Provide round-to-nearest and round-to-zero
3026 support for Sun hosts.
3027 * Makefile.in (gencode): Ensure the host compiler and libraries
3028 used for cross-hosted build.
3029
3030Wed Mar 27 14:42:12 1996 James G. Smith <jsmith@cygnus.co.uk>
3031
3032 * interp.c, gencode.c: Some more (TODO) tidying.
3033
3034Thu Mar 7 11:19:33 1996 James G. Smith <jsmith@cygnus.co.uk>
3035
3036 * gencode.c, interp.c: Replaced explicit long long references with
3037 WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
3038 * support.h (SET64LO, SET64HI): Macros added.
3039
3040Wed Feb 21 12:16:21 1996 Ian Lance Taylor <ian@cygnus.com>
3041
3042 * configure: Regenerate with autoconf 2.7.
3043
3044Tue Jan 30 08:48:18 1996 Fred Fish <fnf@cygnus.com>
3045
3046 * interp.c (LoadMemory): Enclose text following #endif in /* */.
3047 * support.h: Remove superfluous "1" from #if.
3048 * support.h (CHECKSIM): Remove stray 'a' at end of line.
3049
3050Mon Dec 4 11:44:40 1995 Jamie Smith <jsmith@cygnus.com>
3051
3052 * interp.c (StoreFPR): Control UndefinedResult() call on
3053 WARN_RESULT manifest.
3054
3055Fri Dec 1 16:37:19 1995 James G. Smith <jsmith@cygnus.co.uk>
3056
3057 * gencode.c: Tidied instruction decoding, and added FP instruction
3058 support.
3059
3060 * interp.c: Added dineroIII, and BSD profiling support. Also
3061 run-time FP handling.
3062
3063Sun Oct 22 00:57:18 1995 James G. Smith <jsmith@pasanda.cygnus.co.uk>
3064
3065 * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
3066 gencode.c, interp.c, support.h: created.