sim/v850/ChangeLog

   1 2014-03-04  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * configure: Regenerate.
   4
   5 2013-09-23  Alan Modra  <amodra@gmail.com>
   6
   7         * configure: Regenerate.
   8
   9 2013-06-03  Mike Frysinger  <vapier@gentoo.org>
  10
  11         * aclocal.m4, configure: Regenerate.
  12
  13 2013-05-13  Nick Clifton  <nickc@redhat.com>
  14
  15         * v850.igen (LDSR): Accept but ignore a selID parameter.
  16
  17 2013-05-10  Freddie Chopin  <freddie_chopin@op.pl>
  18
  19         * configure: Rebuild.
  20
  21 2013-01-28  Nick Clifton  <nickc@redhat.com>
  22
  23         * simops.c (v850_rotl): New function.
  24         (v850_bins): New function.
  25         * simops.h: Add prototypes fir v850_rotl and v850_bins.
  26         * v850-dc: Add entries for V850e3v5.
  27         * v850.igen: Add support for v850e3v5.
  28         (ld.dw, st.dw, rotl, bins): New patterns.
  29
  30 2013-01-10  Nick Clifton  <nickc@redhat.com>
  31
  32         * interp.c (sim_open): Add support for bfd_arch_v850_rh850
  33         architecture type.  Add support for bfd_mach_v850e2 and
  34         bfd_mach_v850e2v3 machine numbers.
  35         * v850.igen (dbtrap): Add support for SIM_OPEN_DEBUG.
  36         (cmpf.d): Correct order of operands.
  37         (cmpf.s): Likewise.
  38         (trncf.dul): New pattern.
  39         (trncf.duw): New pattern.
  40         (trncf.sul): New pattern.
  41         (trncf.suw): New pattern.
  42         * v850-dc: Correct bitfield selection for TRNCF.SW and CVTF.SW.
  43
  44 2012-09-13  Nick Clifton  <nickc@redhat.com>
  45
  46         * v850.igen (W,WWWW): Correct computation of register number.
  47         (JR32): Remove unnecessary comma.
  48         (cmovf.s): Register 0 is an invalid source register.
  49         (maddf.s): Remove bogus intermediary rounding.
  50         (nmaddf.s): Likewise.
  51         (trncf.sl): Remove bogus initial rounding.
  52         (trncf.dw): Likewise.
  53         (trncf.sl): Likewise.
  54         (trncf.sw): Likewise.
  55
  56 2012-06-15  Joel Brobecker  <brobecker@adacore.com>
  57
  58         * config.in, configure: Regenerate.
  59
  60 2012-03-28  Rathish C  <rathish.c@kpitcummins.com>
  61
  62         * sim-main.h (struct _v850_regs): Add new fields mpu0_sregs,
  63         mpu1_sregs, and fpu_sregs.
  64         (MPU0_SR, MPU1_SR, FPU_SR): New macros for accessing new fields
  65         in _v850_regs struct.
  66         (SP_REGNO): Define.
  67         (SP): Redefine using SP_REGNO.
  68         (PSW_REGNO, EIIC, FEIC, DBIC, DIR, EIWR, FEWR, DBWR, BSEL, PSW_NPV)
  69         (PSW_DMP, PSW_IMP, ECR_EICC, ECR_FECC, FPSR, FPSR_REGNO, FPEPC)
  70         (FPST, FPST_REGNO, FPCC, FPCFG, FPCFG_REGNO, FPSR_DEM, FPSR_SEM)
  71         (FPSR_RM, FPSR_RN, FPSR_FS, FPSR_PR, FPSR_XC, FPSR_XCE, FPSR_XCV)
  72         (FPSR_XCZ, FPSR_XCO, FPSR_XCU, FPSR_XCI, FPSR_XE, FPSR_XEV)
  73         (FPSR_XEZ, FPSR_XEO, FPSR_XEU, FPSR_XEI, FPSR_XP, FPSR_XPV)
  74         (FPSR_XPZ, FPSR_XPO, FPSR_XPU, FPSR_XPI, FPST_PR, FPST_XCE)
  75         (FPST_XCV, FPST_XCZ, FPST_XCO, FPST_XCU, FPST_XCI, FPST_XPV)
  76         (FPST_XPZ, FPST_XPO, FPST_XPU, FPST_XPI, FPCFG_RM, FPCFG_XEV)
  77         (FPCFG_XEZ, FPCFG_XEO, FPCFG_XEU, FPCFG_XEI, GET_FPCC, CLEAR_FPCC)
  78         (SET_FPCC, TEST_FPCC, FPSR_GET_ROUND, MPM, MPC, MPC_REGNO, TID)
  79         (PPA, PPM, PPC, DCC, DCV0, DCV1, SPAL, SPAU, IPA0L, IPA0U, IPA1L)
  80         (IPA1U, IPA2L, IPA2U, IPA3L, IPA3U, DPA0L, DPA0U, DPA1L, DPA1U)
  81         (DPA2L, DPA2U, DPA3L, DPA3U, PPC_PPE, SPAL_SPE, SPAL_SPS, VIP)
  82         (VMECR, VMTID, VMADR, VPECR, VPTID, VPADR, VDECR, VDTID, MPM_AUE)
  83         (MPM_MPE, VMECR_VMX, VMECR_VMR, VMECR_VMW, VMECR_VMS, VMECR_VMRMW)
  84         (VMECR_VMMS, IPA2ADDR, IPA_IPE, IPA_IPX, IPA_IPR, IPE0, IPE1, IPE2)
  85         (IPE3, IPX0, IPX1, IPX2, IPX3, IPR0, IPR1, IPR2, IPR3, DPA2ADDR)
  86         (DPA_DPE, DPA_DPR, DPA_DPW, DPE0, DPE1, DPE2, DPE3, DPR0, DPR1)
  87         (DPR2, DPR3, DPW0, DPW1, DPW2, DPW3, DCC_DCE0, DCC_DCE1, PPA2ADDR)
  88         (PPC_PPC, PPC_PPE, PPC_PPM): New macros.
  89         (FPU_COMPARE): New enum.
  90         (TRACE_FP_INPUT_FPU1, TRACE_FP_INPUT_FPU2, TRACE_FP_INPUT_FPU3)
  91         (TRACE_FP_INPUT_BOOL1_FPU2, TRACE_FP_INPUT_WORD2)
  92         (TRACE_FP_RESULT_WORD1, TRACE_FP_RESULT_WORD2): New macros.
  93         * simops.c (Add32): Update prototype.
  94         (update_fpsr): New function.
  95         (SignalException): New function.
  96         (SignalExceptionFPE): New function.
  97         (check_invalid_snan): New function.
  98         (v850_float_compare): New function.
  99         (v850_div): New function.
 100         (v850_divu): New function.
 101         (v850_sar): New function.
 102         (v850_shl): New function.
 103         (v850_shr): New function.
 104         (v850_satadd): New function.
 105         (v850_satsub): New function.
 106         (load_data_mem): New function.
 107         (store_data_mem): New function.
 108         (mpu_load_mem_test): New function.
 109         (mpu_store_mem_test): New function.
 110         * simops.h: Add function prototype for above mentioned functions.
 111         (check_cvt_fi, check_cvt_if, check_cvt_ff): Define.
 112         * v850-dc: Add entry for v850e2 and v850e2v3.
 113         * v850.igen: Add support for v850e2 and v850e2v3.
 114
 115 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
 116
 117         * aclocal.m4, config.in, configure: Regenerate.
 118
 119 2011-12-03  Mike Frysinger  <vapier@gentoo.org>
 120
 121         * aclocal.m4: New file.
 122         * configure: Regenerate.
 123
 124 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 125
 126         * configure.ac: Change include to common/acinclude.m4.
 127
 128 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 129
 130         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
 131         call.  Replace common.m4 include with SIM_AC_COMMON.
 132         * configure: Regenerate.
 133
 134 2011-07-05  Mike Frysinger  <vapier@gentoo.org>
 135
 136         * interp.c (sim_do_command): Delete.
 137
 138 2011-03-21  Kevin Buettner  <kevinb@redhat.com>
 139
 140         * simops (OP_10007E0): Update errno handling as most traps
 141         do not invoke the host's functionality directly.  Invoke
 142         sim_io_stat() instead of stat() for implementing TARGET_SYS_stat.
 143         Implement TARGET_SYS_fstat, TARGET_SYS_rename, and TARGET_SYS_unlink.
 144
 145 2011-02-14  Mike Frysinger  <vapier@gentoo.org>
 146
 147         * simops.c (OP_10007E0): Change zfree to free.
 148
 149 2011-01-11  Andrew Burgess  <aburgess@broadcom.com>
 150
 151         * interp.c (sim_store_register): Update return value to
 152         match new API.
 153
 154 2010-03-30  Mike Frysinger  <vapier@gentoo.org>
 155
 156         * interp.c (interrupt_names): Add const to pointer type.
 157         (do_interrupt): Add const to interrupt_name.
 158
 159 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 160
 161         * configure: Regenerate.
 162
 163 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 164
 165         * config.in: Regenerate.
 166         * configure: Likewise.
 167
 168         * configure: Regenerate.
 169
 170 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
 171
 172         * configure: Regenerate to track ../common/common.m4 changes.
 173         * config.in: Ditto.
 174
 175 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
 176             Daniel Jacobowitz  <dan@codesourcery.com>
 177             Joseph Myers  <joseph@codesourcery.com>
 178
 179         * configure: Regenerate.
 180
 181 2008-02-05  DJ Delorie  <dj@redhat.com>
 182
 183         * simops.c (OP_1C007E0): Compensate for 64 bit hosts.
 184         (OP_18007E0): Likewise.
 185         (OP_2C007E0): Likewise.
 186         (OP_28007E0): Likewise.
 187         * v850.igen (divh): Likewise.
 188
 189         * simops.c (OP_C0): Correct saturation logic.
 190         (OP_220): Likewise.
 191         (OP_A0): Likewise.
 192         (OP_660): Likewise.
 193         (OP_80): Likewise.
 194
 195         * simops.c (OP_2A0): If the shift count is zero, clear the
 196         carry.
 197         (OP_A007E0): Likewise.
 198         (OP_2C0): Likewise.
 199         (OP_C007E0): Likewise.
 200         (OP_280): Likewise.
 201         (OP_8007E0): Likewise.
 202
 203         * simops.c (OP_2C207E0): Correct PSW flags for special divu
 204         conditions.
 205         (OP_2C007E0): Likewise, for div.
 206         (OP_28207E0): Likewise, for divhu.
 207         (OP_28007E0): Likewise, for divh.  Also, sign-extend the correct
 208         operand.
 209         * v850.igen (divh): Likewise, for 2-op divh.
 210
 211         * v850.igen (bsh): Fix carry logic.
 212
 213 2007-02-20  Daniel Jacobowitz  <dan@codesourcery.com>
 214
 215         * Makefile.in (interp.o): Uncomment and update.
 216
 217 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
 218
 219         * acconfig.h: Remove.
 220         * config.in: Regenerate.
 221
 222 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
 223
 224         * configure: Regenerated.
 225
 226 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
 227
 228         * configure: Regenerated.
 229
 230 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
 231
 232         * configure: Regenerated.
 233
 234 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
 235
 236         * configure: Regenerate.
 237
 238 2005-01-14  Andrew Cagney  <cagney@gnu.org>
 239
 240         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
 241         explicit call to AC_CONFIG_HEADER.
 242         * configure: Regenerate.
 243
 244 2005-01-12  Andrew Cagney  <cagney@gnu.org>
 245
 246         * configure.ac: Update to use ../common/common.m4.
 247         * configure: Re-generate.
 248
 249 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 250
 251         * configure: Regenerated to track ../common/aclocal.m4 changes.
 252
 253 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 254
 255         * configure.ac: Rename configure.in, require autoconf 2.59.
 256         * configure: Re-generate.
 257
 258 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
 259
 260         * configure: Regenerate for ../common/aclocal.m4 update.
 261
 262 2004-01-18  Mark Kettenis  <kettenis@gnu.org>
 263
 264         * simops.c: Include <sys/types.h>.
 265
 266 2003-09-05  Andrew Cagney  <cagney@redhat.com>
 267             Nick Clifton  <nickc@redhat.com>
 268
 269         * interp.c (sim_open): Accept bfd_mach_v850e1.
 270         * v850-dc: Add entry for v850e1.
 271         * v850.igen: Add support for v850e1.
 272         Add code for DBTRAP and DBRET instructions.
 273         (dbtrap): Create a separate v850e1 specific instruction.
 274         Only generate a trap if the target is not the v850e1.
 275         Otherwise treat it as a special kind of branch.
 276         (break): Mark as v850/v850e specific.
 277
 278 2003-05-16  Ian Lance Taylor  <ian@airs.com>
 279
 280         * Makefile.in (SHELL): Make sure this is defined.
 281         (tmp-igen): Use $(SHELL) whenever we invoke move-if-change.
 282
 283 2003-04-06  Nick Clifton  <nickc@redhat.com>
 284
 285         * simops.c (OP_40): Delete.  Move code to...
 286         * v850-igen.c (): ...Here. Sign extend the first operand.
 287         * simops.h (OP_40): Remove prototype.
 288
 289 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 290
 291         * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
 292
 293 2002-11-30  Andrew Cagney  <cagney@redhat.com>
 294
 295         * simops.c: Use int, 1, 0 instead of boolean, true and false.
 296         * sim-main.h: Ditto.
 297
 298 2002-09-27  Jim Wilson  <wilson@redhat.com>
 299
 300         * simops.c (OP_E6077E0): And op1 with 7 after reading register, not
 301         before.
 302         (BIT_CHANGE_OP): Likewise.
 303
 304 2002-09-26  Jim Wilson  <wilson@redhat.com>
 305
 306         * simops (OP_10007E0): Don't subtract 4 from PC.
 307
 308 2002-09-19  Nick Clifton  <nickc@redhat.com>
 309
 310         * interp.c (sim_open): Remove reference to v850ea.
 311         (sim_create_inferior): Likewise.
 312         * v850-dc: Likewise.
 313         * v850.igen: Remove all references to v850ea, including v850ea
 314         specific instructions.
 315
 316 2002-08-29  Nick Clifton  <nickc@redhat.com>
 317
 318         From 2001-08-23  Catherine Moore  <clm@redhat.com>
 319
 320         * Makefile.in: Add gen-zero-r0 option.
 321         * sim-main.h (GPR_SET, GPR_CLEAR): Define.
 322         * simops.c (OP_24007E0):  Sign extend the imm9
 323         operand of a mul instruction.
 324
 325 2002-06-17  Andrew Cagney  <cagney@redhat.com>
 326
 327         * simops.c (trace_result): Fix printf formatting.
 328
 329 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 330
 331         * configure: Regenerated to track ../common/aclocal.m4 changes.
 332
 333 2001-12-02  Andrew Cagney  <ac131313@redhat.com>
 334
 335         * Makefile.in (simops.h, table.c): Delete targets.
 336         (tmp-gencode, gencode.o, gencode): Delete targets.
 337         (simops.h): New file.
 338         ($(BUILT_SRC_FROM_IGEN)): Do not depend on simops.h.
 339         * gencode.c: Delete file.
 340
 341 2001-04-15  J.T. Conklin  <jtc@redback.com>
 342
 343         * Makefile.in (simops.o): Add simops.h to dependency list.
 344
 345 2001-03-14  Andrew Cagney  <ac131313@redhat.com>
 346
 347         * Makefile.in (gencode): Link with libintl.
 348
 349 2001-01-31  Jonathan Larmour  <jlarmour@redhat.com>
 350
 351         * Makefile.in (gencode): Link with libopcodes in build tree rather
 352         than building source files from there.
 353
 354 2000-05-30  Nick Clifton  <nickc@cygnus.com>
 355
 356         * v850.igen: Remove illegal instruction pattern, since it is the
 357         same as the breakpoint pattern.
 358
 359 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 360
 361         * configure: Regenerated to track ../common/aclocal.m4 changes.
 362
 363 2000-04-14  Gary Thomas  <gthomas@redhat.com>
 364
 365         * v850.igen: Define 'br *' as illegal since this is the only
 366         way to provide a breakpoint on some v850 family processors.
 367
 368 2000-03-24  Frank Ch. Eigler  <fche@redhat.com>
 369
 370         * v850.igen (ilgop): New insn pattern for four-byte breakpoints.
 371
 372 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 373
 374         * configure: Regenerated to track ../common/aclocal.m4 changes.
 375
 376 1999-05-08  Felix Lee  <flee@cygnus.com>
 377
 378         * configure: Regenerated to track ../common/aclocal.m4 changes.
 379
 380 Tue Dec  1 17:25:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 381
 382         * Makefile.in (NL_TARGET): Define as -DNL_TARGET_v850.
 383
 384 Wed Nov 25 17:52:58 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 385
 386         * Makefile.in (simops.o): Depends on targ-vals.h
 387         * simops.c: Include targ-vals.h instead of
 388         libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
 389         (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
 390         Replace signed long int with signed32.
 391
 392 Fri Oct  9 18:02:25 1998  Doug Evans  <devans@canuck.cygnus.com>
 393
 394         * interp.c: #include "itable.h".
 395         (get_insn_name): New function.
 396         (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
 397         * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
 398
 399 Wed May  6 19:43:27 1998  Doug Evans  <devans@canuck.cygnus.com>
 400
 401         * sim-main.h (INSN_NAME): New arg `cpu'.
 402
 403 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 404
 405         * configure: Regenerated to track ../common/aclocal.m4 changes.
 406
 407 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 408
 409         * configure: Regenerated to track ../common/aclocal.m4 changes.
 410         * config.in: Ditto.
 411
 412 Sun Apr 26 15:19:14 1998  Tom Tromey  <tromey@cygnus.com>
 413
 414         * acconfig.h: New file.
 415         * configure.in: Reverted change of Apr 24; use sinclude again.
 416
 417 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 418
 419         * configure: Regenerated to track ../common/aclocal.m4 changes.
 420         * config.in: Ditto.
 421
 422 Fri Apr 24 11:18:08 1998  Tom Tromey  <tromey@cygnus.com>
 423
 424         * configure.in: Don't call sinclude.
 425
 426 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 427
 428         * configure: Regenerated to track ../common/aclocal.m4 changes.
 429         * sim-main.h (SIM_MAIN_H): Wrap header.
 430
 431 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 432
 433         * configure: Regenerated to track ../common/aclocal.m4 changes.
 434
 435 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 436
 437         * configure: Regenerated to track ../common/aclocal.m4 changes.
 438
 439 Tue Mar 10 15:54:50 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 440
 441         * interp.c (sim_stop): Delete, second attempt.
 442
 443 Thu Feb 26 19:09:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 444
 445         * interp.c (sim_info): Delete.
 446
 447 Wed Feb 18 10:47:32 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 448
 449         * sim-main.h (TRACE_ALU_INPUT*): Delete.  Moved to sim-trace.[hc].
 450
 451         * simops.c (trace_result): Call trace_generic instead of
 452         trace_one_insn.
 453         (trace_module): Change variable type to integer.
 454         (trace_input): Initialize trace_module with TRACE_ALU_IDX.
 455
 456         * sim-main.h (trace_module): Change variable decl to integer type.
 457         (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
 458
 459 Tue Feb 17 12:51:18 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 460
 461         * interp.c (sim_store_register, sim_fetch_register): Pass in
 462         length parameter.  Return -1.
 463
 464 Tue Feb  3 16:24:42 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 465
 466         * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
 467         IMEM_IMMED. To match recent igen change.
 468
 469 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 470
 471         * configure: Regenerated to track ../common/aclocal.m4 changes.
 472
 473 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 474
 475         * configure: Regenerated to track ../common/aclocal.m4 changes.
 476
 477 Fri Jan 30 09:51:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 478
 479         * sim-main.h (CPU_CIA): Delete, replaced by.
 480         (CIA_SET, CIA_SET): Define.
 481
 482 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 483
 484         * configure: Regenerated to track ../common/aclocal.m4 changes.
 485
 486 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 487
 488         * configure: Regenerated to track ../common/aclocal.m4 changes.
 489         * config.in: Ditto.
 490
 491 Fri Dec  5 09:26:08 1997  Nick Clifton  <nickc@cygnus.com>
 492
 493         * v850.igen: Revert break value back to its old value.
 494
 495 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 496
 497         * configure: Regenerated to track ../common/aclocal.m4 changes.
 498
 499 Wed Dec  3 17:27:19 1997  Nick Clifton  <nickc@cygnus.com>
 500
 501         * v850.igen: Make break have a zero first field, since otherwise
 502         it clashes with the DIVH instruction.
 503
 504 Sat Nov 22 21:32:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 505
 506         * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
 507         sim_stopped instead of sim_signalled.
 508
 509         * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
 510         SIM_SIGTRAP.
 511         (illegal): Rename SIGILL to SIM_SIGILL.
 512
 513         * sim-main.h, simops.c, interp.c: Do not include signal.h.
 514
 515         * sim-main.h: Include sim-signal.h instead of signal.h.
 516         (SIGTRAP, SIGQUIT): Delete definition.
 517         (SIG_V850_EXIT): Delete definition.
 518
 519 Tue Nov 18 15:33:48 1997  Doug Evans  <devans@canuck.cygnus.com>
 520
 521         * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
 522
 523 Fri Oct 31 10:33:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 524
 525         * interp.c (sim_open): Check state magic number.
 526         (sim-assert.h): Include.
 527
 528 Tue Oct 28 11:06:47 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 529
 530         * v850.igen: Add model filter field to records.
 531
 532 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 533
 534         * configure: Regenerated to track ../common/aclocal.m4 changes.
 535
 536 Fri Sep 26 11:56:02 1997  Felix Lee  <flee@cygnus.com>
 537
 538         * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
 539         SIM_ENGINE_RESTART_HOOK.
 540
 541 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 542
 543         * configure: Regenerated to track ../common/aclocal.m4 changes.
 544
 545 Wed Sep 24 17:28:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 546
 547         * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
 548
 549         * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
 550         architecture with MSB == 31.
 551
 552 Wed Sep 24 14:04:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 553
 554         * v850.igen: Make divh insn with RRRRR==0 breakpoint.
 555
 556 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 557
 558         * configure: Regenerated to track ../common/aclocal.m4 changes.
 559
 560 Tue Sep 23 10:19:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 561
 562         * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
 563         SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
 564         (SIM_EXTRA_CFLAGS): Update.
 565
 566 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 567
 568         * configure: Regenerated to track ../common/aclocal.m4 changes.
 569         * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
 570
 571 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 572
 573         * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
 574         * configure: Regenerated to track ../common/aclocal.m4 changes.
 575
 576 Fri Sep 19 10:37:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 577
 578         * v850.igen (disp16): Use EXTEND16 to sign extend disp.
 579         (disp22): Only shift left by 1, not 2.
 580         ("jmp"): Ensure PC is 2 byte aligned.
 581
 582         * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
 583         v850.igen. Fix tracing.
 584
 585         * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
 586         "sld.w" insns to v850.igen.  Fix tracing.
 587         (OP_70): Ditto for "sld.hu".
 588
 589         * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
 590
 591         * simops.c (condition_met): Make global.
 592
 593         * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
 594         TRACE_ST): Define.
 595         (TRACE_LD_NAME): Define.
 596
 597         * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
 598
 599 Wed Sep 17 16:21:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 600
 601         * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
 602
 603         * interp.c (hash): Delete.
 604
 605         * v850.igen (nop): Really do nothing.
 606
 607         * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
 608         before.
 609         * v850.igen (reti): Return to current PC not previous.
 610
 611 Wed Sep 17 14:02:10 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 612
 613         * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
 614         (trace_module): Global, save component/module name across insn.
 615
 616         * simops.c: Move "bsh" to v850.igen, fix.
 617
 618         * v850.igen (callt): Load correct number of bytes. Fix tracing.
 619         (stsr, ldsr): Correct src, dest fields. Fix tracing.
 620         (ctret): Force alignment.  Fix tracing.
 621
 622 Tue Sep 16 22:14:01 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 623
 624         * simops.c (trace_output): Add result argument.
 625         (trace_result): New function.  Simpler version of trace_output,
 626         assumes trace needed.
 627         (trace_output): Call trace_result.
 628         (trace_output): For IMM_REG_REG, trace correct register.
 629         (trace_input): Add case for 16bit immediates.
 630         (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
 631
 632         * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
 633         (trace_values, trace_name, trace_pc, trace_num_values): Make
 634         global.
 635         (GR, SR): Define.
 636
 637         v850.insn (movea, stsr): Use.
 638         (sxb, sxh, zxb, zxh): Ditto.
 639
 640 Tue Sep 16 21:14:01 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 641
 642         * simops.c: Move "movea" from here.
 643         * v850.igen: To here.
 644
 645         * v850.igen (simm16): Define, sign extend imm16.
 646         (uimm16): Define, no sign extension.
 647         (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
 648
 649         * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
 650         "mov32" from here.
 651         * v850.igen: To here.
 652         (switch): Fix off by two error in NIA calc.
 653
 654 Tue Sep 16 15:14:01 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 655
 656         * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
 657         New static globals.
 658         (trace_input): Just save pc, name and values for trace_output.
 659         (trace_output): Write trace values to a buffer.  Use
 660         trace_one_insn to print trace info and buffer.
 661         (SIZE_OPERANDS, SIZE_LOCATION): Delete.
 662
 663 Tue Sep 16 09:02:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 664
 665         * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
 666         can be masked out.
 667
 668         * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
 669         instructions from here.
 670         * v850.igen (ldsr, stsr): To here.  Mask out reserved bits when
 671         setting PSW.
 672
 673         * interp.c (sim_open): Set psw_mask if machine known.
 674
 675 Tue Sep 16 10:20:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 676
 677         * v850-dc: Add rule to diferentiate between breakpoint and divh.
 678         * v850.igen (break): New instruction, breakpoint simulator.
 679         * v850.igen (breakpoint): Enable.  Change to a 32bit instruction.
 680
 681 Mon Sep 15 18:44:05 1997  Jim Wilson  <wilson@cygnus.com>
 682
 683         * simops.c (Multiply64): Don't store into register zero.
 684
 685 Tue Sep 16 09:02:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 686
 687         * Makefile.in (semantics.o): Add dependency.
 688
 689         * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
 690         do not adjust CIA/NIA.
 691
 692 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 693
 694         * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
 695
 696         * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
 697         "divun", "pushml" code from here to v850.igen.
 698         (divun): Make global.
 699         (type3_regs): Make global
 700
 701         * v850.igen: Move simops.c code to here.
 702
 703         * interp.c (sim_create_inferior): For v850eq set US bit by
 704         default.
 705
 706         * interp.c (sim_open): Don't set arch, now set by
 707         sim_analyze_program.
 708
 709         * configure: Regenerated to track ../common/aclocal.m4 changes.
 710
 711 Mon Sep 15 14:39:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 712
 713         * simops.c (op_types): Move from here.
 714         sim-main.h: To here.
 715
 716         * sim-main.h (trace_input, trace_output), simops.c: Make global.
 717
 718         * simops.c (OP_60): Move "jmp" code from here.
 719         * v850.igen (jmp): To here.
 720
 721         * simops.c (OP_60): Move "sld.bu" code from here.
 722         * v850.igen (sld.bu): To here.
 723
 724 Fri Sep 12 15:11:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 725
 726         * v850.igen (prepare, ...): Add to v850eq architecture.
 727
 728         * interp.c (sim_open): Default to v850eq.
 729
 730         * interp.c (sim_open): Default to v850e.
 731         * sim-main.h (signal.h): Include.
 732
 733         * v850.igen (illegal): Report/halt illegal instructions.
 734
 735         * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
 736
 737         * configure.in: Add reserved bits option.
 738         * configure: Regenerate.
 739
 740 Thu Sep 11 08:40:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 741
 742         * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
 743
 744         * sim-main.h (INSN_NAME):
 745
 746         * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
 747         (SIM_EXTRA_DEPS): Add itable.h
 748         (tmp-gencode): Does not depend on simops.h
 749
 750         * sim-main.h (itable.h): Include.
 751         (MAX_INSNS, INSN_NAME): Define.
 752
 753         * interp.c: Compute inttype from the interrupt_names index that
 754         was passed in.
 755
 756 Wed Sep 10 10:25:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 757
 758         * simops.c (trace_input): Use trace_printf instead of
 759         sim_io_printf.
 760         (trace_output): Ditto.
 761         (trace_input): Only trace when TRACE_ALU_P.  Delete code
 762         disasembling instruction.
 763         (trace_output): Only trace when TRACE_ALU_P.
 764
 765 Tue Sep  9 01:29:50 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 766
 767         * simops.c (trace_input, trace_output): Use sim_io_printf.
 768         (OP_620): Pass correct argument to trace.
 769         (OP_E607E0): Ditto.
 770         (trace_input): Obtain prog_bfd, text_start et.al from simulator
 771         struct.
 772
 773 Mon Sep  8 21:03:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 774
 775         * v850.igen: New file.
 776         * v850-dc: New file.
 777
 778 Mon Sep  8 18:33:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 779
 780
 781         * sim-main.h (SEXT16): Delete, use EXTEND16.
 782         (SEXT8): Delete, use EXTEND8.
 783         (SEXT32): Delete, used?
 784         (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
 785         (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
 786
 787         * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
 788
 789         * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
 790         replace with TRACE_INSN_P and TRACE_ALU_P.
 791
 792         * simops.c (trace_input, trace_output): Update.
 793
 794         * interp.c (sim_engine_run): Delete.
 795         (lookup_hash): Delete.
 796         (sim_open): Do not fill hash table.
 797         (sim_trace): Delete.
 798
 799 Fri Sep  5 17:04:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 800
 801         * simops.c (OP_FFFF): Use sim_engine_halt.
 802         (OP_12007E0): Ditto.
 803         (OP_10007E0): Ditto.
 804
 805         * sim-main.h (struct sim_cpu): Delete member exception. Using
 806         sim-engine et.al.
 807
 808         * interp.c (sim_info): Do not do anything in sim-info.
 809         (sim_stop): Delete, replace with sim-stop.
 810         (sim_stop_reason): Delete, replace with sim-reason.
 811
 812         * sim-main.h (WITH_WATCHPOINTS): Define.
 813         (WITH_MODULO_MEMORY): Define
 814
 815         * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
 816         sim-reason.
 817
 818         * interp.c (enum interrupt_cond_type): Delete.
 819         (struct interrupt_generator): Delete.
 820         (enum interrupt_type): Drop int_none.
 821         (sim_open): Initialize WATCHPOINT module.
 822         (sim_resume, sim_run): Rename sim_resume to sim_run.
 823         (sim_engine_run): Replace interrupt code with call to sim-events.
 824         (sim_set_interrupt): Delete.
 825         (sim_parse_number): Delete.
 826
 827 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 828
 829         * configure: Regenerated to track ../common/aclocal.m4 changes.
 830
 831 Thu Sep  4 18:11:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 832
 833         * simops.c (fetch_argv): New function, fetch a arg vector from
 834         simulator memory.
 835
 836         * configure.in: Check for fork, execve, execv.
 837         * configure: Regenerate.
 838
 839         * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
 840         T2H_4 for byte swapping.
 841
 842         * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
 843         put_half, put_byte): Delete.
 844
 845         * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
 846
 847         * sim-main.h (load_mem, store_mem): Redefine as macros.
 848         (IMEM, IMEM_IMMED): New macros - fetch instructions.
 849
 850         * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
 851         transfer data via a buffer.
 852         (fetch_str): New function, fetch string from memory.
 853
 854         * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
 855
 856         * interp.c (sim_open): Establish memory maps using sim-memopt.c
 857         via sim_do_command.
 858         (sim_do_command): Print error if memory-map command is used. Call
 859         sim_args_command.
 860         (map): Delete, replaced by sim-core.
 861         (sim_memory_init): Delete, replaced by sim-core.
 862         (sim_set_memory_map): Delete, replaced by sim-memopt.
 863         (load_mem): Delete, replaced by sim-core.
 864         (store_mem): Delete, replaced by sim-core.
 865         (sim_write): Delete, replaced by sim-hrw.
 866         (sim_read): Delete, replaced by sim-hrw.
 867
 868         * sim-main.h (struct sim_state): Remove memory members, using
 869         sim-core.c
 870
 871 Wed Sep  3 10:18:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 872
 873         * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
 874         * interp.c (map): Do not add to a void pointer.
 875
 876         * Makefile.in (INCLUDE): Add sim-main.h
 877
 878         * configure.in: Check for time.h
 879         * configure: Re-generate.
 880
 881         * interp.c (struct interrupt_generator): Make time unsigned long,
 882         address SIM_ADDR.
 883         (sim_resume): Make oldpc SIM_ADDR.
 884         (struct hash_entry): Make mask/opcode unsigned.
 885
 886         * v850_sim.h (struct simops ): Make opcode and mask unsigned.
 887
 888         * simops.c (utime.h): Include if available.
 889         (OP_10007E0): Check for UTIME function.
 890         (divun): Put parentheses around shift argument.
 891         (OP_640): Put parentheses around shift argument, was wrong.
 892         (OP_107F0): Return something.
 893
 894         * interp.c (sim_parse_number): Use strtoul not strtol.
 895         (sim_resume): Use sim_elapsed_time_get to keep track of the time.
 896
 897         * configure.in (SIM_AC_OPTION_WARNINGS): Add.
 898         (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
 899         (SIM_AC_OPTION_HOST_ENDIAN): Add.
 900         (AC_CHECK_FUNCS): Add utime.
 901         (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
 902         configure: Regenerate.
 903
 904
 905         * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
 906         (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
 907         sim-config.o, sim-module.o, sim-events.o, sim-core.o,
 908         sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
 909         (SIM_ENDIAN, SIM_WARNGINS): Define.
 910
 911         * simops.c (OP_10007E0): Use sim_io_* for transfers.
 912
 913         * interp.c (sim_resume): Pass sd around.
 914
 915         * simops.c (sim-main.h): Include.
 916
 917         * gencode.c (write_template): Generate #include sim-main.h.
 918         (write_opcodes): Ditto.
 919
 920         * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
 921         (v850_callback): Ditto.
 922         (sim_kind, myname): Ditto.
 923         (lookup_hash): Pass SD. Use sim_io_error.
 924         (sim_set_memory_map): Pass in SD, use.
 925         (init_system): Pass in SD, use.
 926         (sim_open): Update.
 927         (sim_set_profile): Delete.
 928         (sim_set_profile_size): Delete.
 929         (do_interrupt): Pass in SD, use.
 930         (sim_info): Use sim_io_printf.
 931         (sim_create_inferior): Reset registers.  Set PC from prog_bfd
 932         argument.
 933         (sim_load): Delete, use common/sim-hload.c
 934         (sim_size): Rename to sim_memory_init.
 935         (sim_write): Remove call to init_system.
 936         (init_system): Delete.
 937         (sim_set_callbacks): Delete.
 938         (sim_set_interrupt): Pass in SD, use.
 939         (start_time): Delete.
 940
 941         * v850_sim.h: Remove everything except `struct simops' from here.
 942         * sim-main.h: Move most to here.
 943         * gencode.c: Move #includes to here.
 944
 945         * sim-main.h(struct _sim_cpu): Rename struct _state.
 946         (#define PC, et.al.): Update
 947         (v850_callback): Delete.  Replaced with SIM_DESC arg.
 948         (int8, uint8, int16, uint16, int32, uint32): Define types using
 949         unsigned8 et.al from common/sim-types.h.
 950         * sim-main.h (State): Define as STATE_CPU.
 951
 952 Mon Sep  1 12:07:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 953
 954         * configure.in: Check for time, chmod.
 955         * configure: Regenerate.
 956         * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
 957
 958         * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
 959         sys/syscall.h.
 960         (OP_10007E0): Check the existance each SYS_* macro independantly.
 961
 962         * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
 963
 964 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 965
 966         * configure: Regenerated to track ../common/aclocal.m4 changes.
 967         * config.in: Ditto.
 968
 969 Tue Aug 26 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 970
 971         * interp.c (sim_kill): Delete.
 972         (sim_create_inferior): Add ABFD argument.
 973         (sim_load): Move setting of PC from here.
 974         (sim_create_inferior): To here.
 975
 976 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 977
 978         * configure: Regenerated to track ../common/aclocal.m4 changes.
 979         * config.in: Ditto.
 980
 981 Mon Aug 25 11:31:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 982
 983         * interp.c (sim_open): Add ABFD argument.
 984
 985 Fri Aug 22 10:39:28 1997  Nick Clifton  <nickc@cygnus.com>
 986
 987         * simops.c (bsh): Only set CY flag if either of the bottom
 988         bytes is zero.
 989
 990         * simops.c (prepare, dispose): Lower numbered
 991         registers go to higher numbered address.
 992
 993         * simops.c (unsigned divide instructions): S bit set if result has
 994         top bit set.
 995
 996         * simops.c (pushml, pushmh, popml, popmh): Lower numbered
 997         registers go to higher numbered address.
 998
 999 Wed Aug 20 13:56:35 1997  Nick Clifton  <nickc@cygnus.com>
1000
1001         * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
1002         interpretation of SR bit in list18 structure.
1003         (divn, divun): New functions to perform N step divide functions.
1004
1005 Mon Aug 18 10:59:02 1997  Nick Clifton  <nickc@cygnus.com>
1006
1007         * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
1008         with US bit set in the PSW.
1009
1010 Wed Aug 13 19:06:55 1997  Nick Clifton  <nickc@cygnus.com>
1011
1012         * interp.c (sim_resume): Opcode functions return amount to be
1013         added to PC and all opcodes take a standard format in the OP[]
1014         array.
1015
1016         (do_format_*): Functions removed.
1017
1018         * v850_sim.h (SP, EP): New register mnemonics.
1019
1020         * gencode.c (write_header): Functions prototypes return an
1021         integer.
1022
1023         * simops.c: Opcode functions return amount to be added to PC.
1024
1025         * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
1026
1027         * simops.c: Add support for v850e instructions.
1028
1029         * simops.c: Add support for v850eq instructions.
1030
1031 Tue May 20 10:24:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1032
1033         * interp.c (sim_open): Add callback argument.
1034         (sim_set_callbacks): Delete SIM_DESC argument.
1035
1036 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
1037
1038         * configure: Regenerated to track ../common/aclocal.m4 changes.
1039
1040 Wed Apr 23 17:20:16 1997  Doug Evans  <dje@canuck.cygnus.com>
1041
1042         * interp.c (prog_bfd_was_opened_p): New static local.
1043         (prog_bfd): New global variable.
1044         (sim_open): Undo patch to add -E support.
1045         (sim_close): Close prog_bfd if sim_load opened it.
1046         (sim_load): Record bfd of loaded file in prog_bfd.
1047         * simops.c (prog_bfd): Renamed from exec_bfd.
1048
1049 Fri Apr 18 14:17:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1050
1051         * interp.c (sim_stop): Stub function.
1052
1053 Thu Apr 17 03:53:18 1997  Doug Evans  <dje@canuck.cygnus.com>
1054
1055         * Makefile.in (SIM_OBJS): Add sim-load.o.
1056         * interp.c (sim_kind, myname): New static locals.
1057         (sim_open): Set sim_kind, myname.  Ignore -E arg.
1058         (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
1059         load file into simulator.  Set start address from bfd.
1060         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
1061
1062 Wed Apr 16 19:53:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1063
1064         * simops.c (OP_10007E0): Only provide system calls SYS_execv,
1065         SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
1066
1067 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1068
1069         * configure: Regenerated to track ../common/aclocal.m4 changes.
1070         * config.in: Ditto.
1071
1072 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
1073
1074         * interp.c (sim_open): New arg `kind'.
1075
1076         * configure: Regenerated to track ../common/aclocal.m4 changes.
1077
1078 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1079
1080         * configure: Regenerated to track ../common/aclocal.m4 changes.
1081
1082 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1083
1084         * configure: Regenerated to track ../common/aclocal.m4 changes.
1085
1086 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1087
1088         * configure: Re-generate.
1089
1090 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
1091
1092         * configure: Regenerate to track ../common/aclocal.m4 changes.
1093
1094 Thu Mar 13 13:00:54 1997  Doug Evans  <dje@canuck.cygnus.com>
1095
1096         * interp.c (sim_open): New SIM_DESC result.  Argument is now
1097         in argv form.
1098         (other sim_*): New SIM_DESC argument.
1099
1100 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
1101
1102         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1103         COMMON_{PRE,POST}_CONFIG_FRAG instead.
1104         * configure.in: sinclude ../common/aclocal.m4.
1105         * configure: Regenerated.
1106
1107 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
1108
1109         * configure configure.in Makefile.in:  Update to new configure
1110         scheme which is more compatible with WinGDB builds.
1111         * configure.in:  Improve comment on how to run autoconf.
1112         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
1113         * Makefile.in:  Use autoconf substitution to install common
1114         makefile fragment.
1115
1116 Mon Jan 20 16:05:34 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
1117
1118         * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
1119         not zero extend.
1120
1121 Tue Jan 14 17:06:03 1997  Stu Grossman  (grossman@critters.cygnus.com)
1122
1123         * simops.c:  Put ifdefs around things to make MSVC happy.  Get rid
1124         of unistd.h.  Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
1125         SYS_gettimeofday and SYS_utime from MSVC.
1126
1127 Tue Dec 31 18:11:13 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1128
1129         * simops.c (OP_10007E0): Know that kill encodes the signal number
1130         via: 0xdead0000 | signal and turn it back into a signal.
1131
1132 Fri Dec 27 14:44:06 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1133
1134         * v850_sim.h (SIG_V850_EXIT): Define as -1.
1135
1136         * interp.c (sim_open): Cast calloc function.
1137         (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
1138         program exited with the appropriate exit code.
1139         (sim_set_interrupt): Declare buildargv.
1140
1141         * simops.c (OP_10007E0): Make exit signal normal exit.  Make time
1142         type correct and work on big endian systems.
1143
1144 Wed Nov 20 02:18:44 1996  Doug Evans  <dje@canuck.cygnus.com>
1145
1146         * Makefile.in: Delete stuff moved to ../common/Make-common.in.
1147         (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1148         * configure.in: Simplify using macros in ../common/aclocal.m4.
1149         Call AC_CHECK_HEADERS(unistd.h).
1150         * configure: Regenerated.
1151         * config.in: New file.
1152         * simops.c: #include "config.h".  #include <unistd.h> if present.
1153
1154 Sun Nov  3 23:02:54 1996  Stan Shebs  <shebs@andros.cygnus.com>
1155
1156         * v850_sim.h (State): New slots dummy_mem, pending_nmi.
1157         (EIPC, etc): New macros for system registers.
1158         * simops.c, interp.c: Use everywhere.
1159
1160         * interp.c: Add support for interrupts issued by interrupt
1161         generators, either PC- or time-based.  Controlled by simulator
1162         command "sim interrupt".
1163
1164         * interp.c: Add support for variable-size allocation of memory,
1165         via simulator command "sim memory-map".
1166         (map): Issue SIGSEGV for references to invalid memory regions.
1167
1168 Thu Oct 31 14:44:10 1996  Gavin Koch  <gavin@cygnus.com>
1169
1170         * simops.c: Include <sys/time.h> for struct timeval and
1171         struct timezone.
1172
1173 Wed Oct 30 08:49:10 1996  Jeffrey A Law  (law@cygnus.com)
1174
1175         * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
1176
1177         * simops.c (OP_10007E0): Handle SYS_time.
1178
1179 Tue Oct 29 14:22:55 1996  Jeffrey A Law  (law@cygnus.com)
1180
1181         * simops.c: Include <sys/stat.h>.
1182         (OP_10007E0): Handle SYS_stat.
1183
1184 Thu Oct 24 12:26:35 1996  Jeffrey A Law  (law@cygnus.com)
1185
1186         * simops.c (OP_10007E0): Don't declare errno.
1187
1188         * simops.c (OP_500): Mask off low bit in displacement
1189         for sld.w.
1190         (OP_501): Similarly.
1191
1192         * simops.c (OP_500): Fix displacement handling for sld.w.
1193         (OP_501): Similarly for sst.w.
1194
1195         * simops.c (trace_input): Remove all references to SEXT7.
1196         (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
1197         is zero extended for sst/sld instructions.
1198         * v850_sim.h (SEX7): Delete.  It's no longer needed (and it
1199         was incorrect anyway).
1200
1201 Thu Oct 24 10:33:33 1996  Stu Grossman  (grossman@critters.cygnus.com)
1202
1203         * Makefile.in:  Get rid of srcroot.  Set all INSTALL macros via
1204         autoconf.
1205         * gencode.c (write_opcodes):  Pad operands field to account for
1206         MSVC braindamage.
1207         * simops.c:  Include errno.h.  Exclude SYS_chown, since MSVC
1208         doesn't support it.  (Why is this here in the first place?!?)
1209         * v850_sim.h:  Get rid of 64 bit defs.  Also, get rid of #elif's.
1210         Change number of operands in struct simops from 9 to 6.  Define
1211         SIGTRAP and SIGQUIT for MSVC.
1212
1213 Tue Oct 15 16:19:51 1996  Stu Grossman  (grossman@critters.cygnus.com)
1214
1215         * interp.c (MEM_SIZE):  It's now bytes, not a power of 2.
1216         * (map):  Add support for external mem in the 1->2 meg range.
1217         Also, abort() when memory access is way out of bounds.  (Better to
1218         die than to give wrong result.  (This will be fixed later.))
1219         * (sim_size):  MEM_SIZE is now bytes, not shift factor.
1220
1221 Tue Oct  1 15:53:24 1996  Gavin Koch <gavin@cygnus.com>
1222
1223         * simops.c (trace_input): Swapped order of operands for output
1224         output of OP_IMM_REG.  Changed the fetching of the operands for
1225         OP_LOAD32, and OP_STORE32 to work like op-function.
1226
1227 Mon Sep 30 15:46:33 1996  Stu Grossman  (grossman@critters.cygnus.com)
1228
1229         * interp.c:  Move includes of remote-sim.h and callback.h to
1230         v850-sim.h.
1231         * (lookup_hash): Add PC to report of hash failure.
1232         * (map load_mem store_mem):  New memory subsystem.  Models V851
1233         memory system.
1234         * (sim_write sim_read):  Use new memory subsystem.
1235         * (sim_resume):  Don't load and save PC into EIPC anymore.  Needed
1236         to make user-defined traps work right.
1237         * simops.c (OP_*):  Use new memory subsystem.
1238         * (OP_14007E0 (reti)):  Implement reti.
1239         * (OP_14996E0 (trap)):  Implement user-defined traps.  Move I/O to
1240         trap 31.  Use new memory subsystem.
1241         * v850_sim.h:  Prototypes for load_mem, store_mem and map.  Use
1242         load_mem in RLW macro.
1243
1244 Fri Sep 27 18:34:09 1996  Stu Grossman  (grossman@critters.cygnus.com)
1245
1246         * gencode.c (write_opcodes):  Output hex values for opcode mask
1247         and patterns.
1248         * interp.c (sim_resume):  Save and restore PC from the appropriate
1249         register.
1250         * (sim_fetch_register sim_store_register):  Fix byte-order problem
1251         with reading and writing registers.
1252         * simops.c (OP_FFFF):  Implement pseudo-breakpoint insn.
1253
1254 Fri Sep 27 17:42:37 1996  Jeffrey A Law  (law@cygnus.com)
1255
1256         * simops.c (trace_input): Fix thinko.
1257
1258 Wed Sep 18 09:54:12 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1259
1260         * simops.c (exec_bfd): Rename from sim_bfd.
1261         (trace_input): Ditto.
1262
1263 Thu Sep 12 12:03:05 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1264
1265         * simops.c (trace_input): Use find_nearest_line to print line
1266         number, function name or file name of PC.
1267
1268 Wed Sep 11 16:44:37 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1269
1270         * simops.c: Add tracing support.  Use SEXTxx macros instead of
1271         doing hardwired shifts.
1272
1273         * configure.in (--enable-sim-cflags): Add switch to add additional
1274         flags to simulator buld.  If --enable-sim-cflags=trace, turn on
1275         tracing.
1276         * configure: Regenerate.
1277
1278         * Makefile.in: Don't require a VPATH capable make if configuring
1279         in the same directory.  Don't use CFLAGS for configuration flags.
1280         Add flags from --enable-sim-cflags.  Support canadian cross
1281         builds.  Rebuild whole simulator if include files change.
1282
1283         * interp.c (v850_debug): New global for debugging.
1284         (lookup_hash,sim_size,sim_set_profile): Use
1285         printf_filtered callback, instead of calling printf directly.
1286         (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
1287
1288         * v850_sim.h: Use limits.h to set the various sized types.
1289         (SEXT{5,7,16,22}): New macros.
1290
1291 Mon Sep  9 20:50:46 1996  Jeffrey A Law  (law@cygnus.com)
1292
1293         * interp.c (hash): Make this an inline function
1294         when compiling with GCC.  Simplify.
1295         * simpos.c: Explicitly include "sys/syscall.h".  Remove
1296         some #if 0'd code.  Enable more emulated syscalls.
1297
1298 Wed Sep  4 01:48:55 1996  Jeffrey A Law  (law@cygnus.com)
1299
1300         * interp.c: Fix sign bit handling for add and sub instructions.
1301
1302 Tue Sep  3 10:20:30 1996  Jeffrey A Law  (law@cygnus.com)
1303
1304         * gencode.c: Fix various indention & style problems.
1305         Remove test code.  Remove #if 0 code.
1306         * interp.c: Provide prototypes for all static functions.
1307         Fix minor indention problems.
1308         (sim_open, sim_resume): Remove unused variables.
1309         (sim_read): Return type is "int".
1310         * simops.c: Remove unused variables.
1311         (divh): Make result of divide-by-zero zero.
1312         (setf): Initialize result to keep compiler quiet.
1313         (sar instructions): These just clear the overflow bit.
1314         * v850_sim.h: Provide prototypes for put_byte, put_half
1315         and put_word.
1316
1317         * interp.c: OP should be an array of 32bit operands!
1318         (v850_callback): Declare.
1319         (do_format_5): Fix extraction of OP[0].
1320         (sim_size): Remove debugging printf.
1321         (sim_set_callbacks): Do something useful.
1322         (sim_stop_reason): Gross hacks to get c-torture running.
1323         * simops.c: Simplify code for computing targets of bCC
1324         insns.   Invert 's' bit if 'ov' bit is set for some
1325         instructions.  Fix 'cy' bit handling for numerous
1326         instructions.  Make the simulator stop when a halt
1327         instruction is encountered.  Very crude support for
1328         emulated syscalls (trap 0).
1329         * v850_sim.h: Include "callback.h" and declare
1330         v850_callback.  Items in the operand array are 32bits.
1331
1332 Sun Sep  1 22:35:35 1996  Jeffrey A Law  (law@cygnus.com)
1333
1334         * interp.c (sim_resume): Fix code to check for a format 3
1335         opcode.
1336         * simops.c: bCC insns only argument is a constant, not a
1337         register value (duh...)
1338
1339 Fri Aug 30 10:33:49 1996  Jeffrey A Law  (law@cygnus.com)
1340
1341         * simops.c: Fix "not1" and "set1".
1342
1343         * simops.c: Don't forget to initialize temp for
1344         "ld.h" and "ld.w"
1345
1346         * interp.c: Remove various debugging printfs.
1347
1348         * simops.c: Fix satadd, satsub boundary case handling.
1349
1350         * interp.c (hash): Fix.
1351         * interp.c (do_format_8): Get operands correctly and
1352         call the target function.
1353         * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1354
1355 Thu Aug 29 13:53:29 1996  Jeffrey A Law  (law@cygnus.com)
1356
1357         * interp.c (do_format_4): Get operands correctly and
1358         call the target function.
1359         * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1360         "sst.h", and "sst.w".
1361
1362         * v850_sim.h: The V850 doesn't have split I&D spaces.  Change
1363         accordingly.  Remove many unused definitions.
1364         * interp.c: The V850 doesn't have split I&D spaces.  Change
1365         accordingly.
1366         (get_longlong, get_longword, get_word): Deleted.
1367         (write_longlong, write_longword, write_word): Deleted.
1368         (get_operands): Deleted.
1369         (get_byte, get_half, get_word): New functions.
1370         (put_byte, put_half, put_word): New functions.
1371         * simops.c: Remove unused functions.  Rough cut at
1372         "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1373
1374         * v850_sim.h (struct _state): Remove "psw" field.  Add
1375         "sregs" field.
1376         (PSW): Remove bogus definition.
1377         * simops.c: Change condition code handling to use the psw
1378         register within the sregs array.  Handle "ldsr" and "stsr".
1379
1380         * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1381
1382         * interp.c (do_format_5): Get operands correctly and
1383         call the target function.
1384         (sim_resume): Don't do a PC update for format 5 instructions.
1385         * simops.c: Handle "jarl" and "jmp" instructions.
1386
1387         * simops.c: Fix minor typos.  Handle "cmp", "setf", "tst"
1388         "di", and "ei" instructions correctly.
1389
1390         * interp.c (do_format_3): Get operands correctly and call
1391         the target function.
1392         * simops.c: Handle bCC instructions.
1393
1394         * simops.c: Add condition code handling to shift insns.
1395         Fix minor typos in condition code handling for other insns.
1396
1397         * Makefile.in: Fix typo.
1398         * simops.c: Add condition code handling to "sub" "subr" and
1399         "divh" instructions.
1400
1401         * interp.c (hash): Update to be more accurate.
1402         (lookup_hash): Call hash rather than computing the hash
1403         code here.
1404         (do_format_1_2): Handle format 1 and format 2 instructions.
1405         Get operands correctly and call the target function.
1406         (do_format_6): Get operands correctly and call the target
1407         function.
1408         (do_formats_9_10): Rough cut so shift ops will work.
1409         (sim_resume): Tweak to deal with format 1 and format 2
1410         handling in a single funtion.  Don't update the PC
1411         for format 3 insns.  Fix typos.
1412         * simops.c: Slightly reorganize.  Add condition code handling
1413         to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1414         and "not" instructions.
1415         * v850_sim.h (reg_t): Registers are 32bits.
1416         (_state): The V850 has 32 general registers.  Add a 32bit
1417         psw and pc register too.  Add accessor macros
1418
1419         * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1420         changes from the d10v simulator.
1421
1422         * simops.c: Add shift support.
1423
1424         * simops.c: Add multiply & divide support.  Abort for system
1425         instructions.
1426
1427         * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1428         and subr.  No condition codes yet.
1429
1430 Wed Aug 28 13:53:22 1996  Jeffrey A Law  (law@cygnus.com)
1431
1432         * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1433         gencode.c, interp.c, simops.c: Created.
1434