sim/v850/ChangeLog

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