sim/v850/ChangeLog

   1 Wed Nov 25 17:52:58 1998  Andrew Cagney  <cagney@b1.cygnus.com>
   2
   3         * Makefile.in (simops.o): Depends on targ-vals.h
   4         * simops.c: Include targ-vals.h instead of
   5         libgloss/.../syscall.h. Replace SYS_* with TARGET_SYS_*.
   6 start-sanitize-v850e
   7         (divn, divun, OP_1C007E0, OP_18207E0, OP_1C207E0,OP_18007E0):
   8         Replace signed long int with signed32.
   9 end-sanitize-v850e
  10
  11 Fri Oct  9 18:02:25 1998  Doug Evans  <devans@canuck.cygnus.com>
  12
  13         * interp.c: #include "itable.h".
  14         (get_insn_name): New function.
  15         (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
  16         * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
  17
  18 start-sanitize-v850e
  19 Wed Aug 26 10:43:01 1998  Nick Clifton  <nickc@cygnus.com>
  20
  21         * v850.igen: Sanitize out references to PSW_US in sld.b and
  22         sld.h.
  23
  24 end-sanitize-v850e
  25 Wed May  6 19:43:27 1998  Doug Evans  <devans@canuck.cygnus.com>
  26
  27         * sim-main.h (INSN_NAME): New arg `cpu'.
  28
  29 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
  30
  31         * configure: Regenerated to track ../common/aclocal.m4 changes.
  32
  33 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
  34
  35         * configure: Regenerated to track ../common/aclocal.m4 changes.
  36         * config.in: Ditto.
  37
  38 Sun Apr 26 15:19:14 1998  Tom Tromey  <tromey@cygnus.com>
  39
  40         * acconfig.h: New file.
  41         * configure.in: Reverted change of Apr 24; use sinclude again.
  42
  43 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
  44
  45         * configure: Regenerated to track ../common/aclocal.m4 changes.
  46         * config.in: Ditto.
  47
  48 Fri Apr 24 11:18:08 1998  Tom Tromey  <tromey@cygnus.com>
  49
  50         * configure.in: Don't call sinclude.
  51
  52 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  53
  54         * configure: Regenerated to track ../common/aclocal.m4 changes.
  55         * sim-main.h (SIM_MAIN_H): Wrap header.
  56
  57 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  58
  59         * configure: Regenerated to track ../common/aclocal.m4 changes.
  60
  61 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  62
  63         * configure: Regenerated to track ../common/aclocal.m4 changes.
  64
  65 Tue Mar 10 15:54:50 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  66
  67         * interp.c (sim_stop): Delete, second attempt.
  68
  69 Thu Feb 26 19:09:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  70
  71         * interp.c (sim_info): Delete.
  72
  73 Wed Feb 18 10:47:32 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  74
  75         * sim-main.h (TRACE_ALU_INPUT*): Delete.  Moved to sim-trace.[hc].
  76
  77         * simops.c (trace_result): Call trace_generic instead of
  78         trace_one_insn.
  79         (trace_module): Change variable type to integer.
  80         (trace_input): Initialize trace_module with TRACE_ALU_IDX.
  81
  82         * sim-main.h (trace_module): Change variable decl to integer type.
  83         (TRACE_BRANCH*, TRACE_LD, TRACE_ST): Update.
  84
  85 Tue Feb 17 12:51:18 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  86
  87         * interp.c (sim_store_register, sim_fetch_register): Pass in
  88         length parameter.  Return -1.
  89
  90 Tue Feb  3 16:24:42 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  91
  92         * sim-main.h (IMEM16, IMEM16_IMMED): Rename IMEM and
  93         IMEM_IMMED. To match recent igen change.
  94
  95 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  96
  97         * configure: Regenerated to track ../common/aclocal.m4 changes.
  98
  99 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 100
 101         * configure: Regenerated to track ../common/aclocal.m4 changes.
 102
 103 Fri Jan 30 09:51:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 104
 105         * sim-main.h (CPU_CIA): Delete, replaced by.
 106         (CIA_SET, CIA_SET): Define.
 107
 108 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 109
 110         * configure: Regenerated to track ../common/aclocal.m4 changes.
 111
 112 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 113
 114         * configure: Regenerated to track ../common/aclocal.m4 changes.
 115         * config.in: Ditto.
 116
 117 Fri Dec  5 09:26:08 1997  Nick Clifton  <nickc@cygnus.com>
 118
 119         * v850.igen: Revert break value back to its old value.
 120
 121 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 122
 123         * configure: Regenerated to track ../common/aclocal.m4 changes.
 124
 125 Wed Dec  3 17:27:19 1997  Nick Clifton  <nickc@cygnus.com>
 126
 127         * v850.igen: Make break have a zero first field, since otherwise
 128         it clashes with the DIVH instruction.
 129
 130 Sat Nov 22 21:32:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 131
 132         * simops.c (OP_10007E0): Rename SIGABRT -> SIM_SIGABRT. Give
 133         sim_stopped instead of sim_signalled.
 134
 135         * v850.igen (BREAK), simops.c (OP_12007E0): Rename SIGTRAP to
 136         SIM_SIGTRAP.
 137         (illegal): Rename SIGILL to SIM_SIGILL.
 138
 139         * sim-main.h, simops.c, interp.c: Do not include signal.h.
 140
 141         * sim-main.h: Include sim-signal.h instead of signal.h.
 142         (SIGTRAP, SIGQUIT): Delete definition.
 143         (SIG_V850_EXIT): Delete definition.
 144
 145 Tue Nov 18 15:33:48 1997  Doug Evans  <devans@canuck.cygnus.com>
 146
 147         * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
 148
 149 Fri Oct 31 10:33:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 150
 151         * interp.c (sim_open): Check state magic number.
 152         (sim-assert.h): Include.
 153
 154 Tue Oct 28 11:06:47 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 155
 156         * v850.igen: Add model filter field to records.
 157
 158 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 159
 160         * configure: Regenerated to track ../common/aclocal.m4 changes.
 161
 162 Fri Sep 26 11:56:02 1997  Felix Lee  <flee@cygnus.com>
 163
 164         * sim-main.h: delete null override of SIM_ENGINE_HALT_HOOK and
 165         SIM_ENGINE_RESTART_HOOK.
 166
 167 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 168
 169         * configure: Regenerated to track ../common/aclocal.m4 changes.
 170
 171 Wed Sep 24 17:28:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 172
 173         * sim-main.h (WITH_TARGET_WORD_MSB): Delete.
 174
 175         * configure.in (SIM_AC_OPTION_BITSIZE): Specify 32 bit
 176         architecture with MSB == 31.
 177
 178 Wed Sep 24 14:04:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 179
 180         * v850.igen: Make divh insn with RRRRR==0 breakpoint.
 181
 182 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 183
 184         * configure: Regenerated to track ../common/aclocal.m4 changes.
 185
 186 Tue Sep 23 10:19:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 187
 188         * Makefile.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
 189         SIM_HOSTENDIAN, SIM_RESERVED_BITS): Delete, moved to common.
 190         (SIM_EXTRA_CFLAGS): Update.
 191
 192 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 193
 194         * configure: Regenerated to track ../common/aclocal.m4 changes.
 195         * configure.in: Really specify NONSTRICT_ALIGNMENT as the default.
 196
 197 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 198
 199         * configure.in: Specify NONSTRICT_ALIGNMENT as the default.
 200         * configure: Regenerated to track ../common/aclocal.m4 changes.
 201
 202 Fri Sep 19 10:37:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 203
 204         * v850.igen (disp16): Use EXTEND16 to sign extend disp.
 205         (disp22): Only shift left by 1, not 2.
 206         ("jmp"): Ensure PC is 2 byte aligned.
 207
 208         * simops.c, v850.igen: Move "Bcond", "jr", "jarl" code to
 209         v850.igen. Fix tracing.
 210
 211         * simops.c (OP_300, OP_400, OP_500): Move "sdl.b", "sld.h",
 212         "sld.w" insns to v850.igen.  Fix tracing.
 213 start-sanitize-v850e
 214         (OP_70): Ditto for "sld.hu".
 215 end-sanitize-v850e
 216
 217         * v850.igen: Clarify tracing of "sld.b", "sld.h" et.al.
 218
 219         * simops.c (condition_met): Make global.
 220
 221         * sim-main.h (TRACE_ALU_INPUT3, TRACE_BRANCH0, TRACE_LD,
 222         TRACE_ST): Define.
 223 start-sanitize-v850e
 224         (TRACE_LD_NAME): Define.
 225 end-sanitize-v850e
 226
 227 start-sanitize-v850e
 228         * simops.c: Move "cmov", "cmov imm" to v850.igen, fix.
 229
 230 end-sanitize-v850e
 231 Wed Sep 17 16:21:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 232
 233         * simops.c: Move "mov", "reti", to v850.igen, fix tracing.
 234
 235         * interp.c (hash): Delete.
 236
 237         * v850.igen (nop): Really do nothing.
 238
 239         * interp.c (do_interrupt): Mask interrupts after PSW is saved, not
 240         before.
 241         * v850.igen (reti): Return to current PC not previous.
 242
 243 start-sanitize-v850e
 244 Wed Sep 17 14:02:10 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 245
 246         * simops.c: Move "ctret", "bsw", "hsw" to v850.igen, fix tracing.
 247         (trace_module): Global, save component/module name across insn.
 248
 249         * simops.c: Move "bsh" to v850.igen, fix.
 250
 251         * v850.igen (callt): Load correct number of bytes. Fix tracing.
 252         (stsr, ldsr): Correct src, dest fields. Fix tracing.
 253         (ctret): Force alignment.  Fix tracing.
 254
 255 end-sanitize-v850e
 256 Tue Sep 16 22:14:01 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 257
 258         * simops.c (trace_output): Add result argument.
 259         (trace_result): New function.  Simpler version of trace_output,
 260         assumes trace needed.
 261         (trace_output): Call trace_result.
 262         (trace_output): For IMM_REG_REG, trace correct register.
 263         (trace_input): Add case for 16bit immediates.
 264         (OP_600, OP_640, OP_680, OP_6C0, OP_6A0): Use.
 265
 266         * sim-main.h (TRACE_ALU_INPUT, TRACE_ALU_RESULT): Define.
 267         (trace_values, trace_name, trace_pc, trace_num_values): Make
 268         global.
 269         (GR, SR): Define.
 270
 271         v850.insn (movea, stsr): Use.
 272 start-sanitize-v850e
 273         (sxb, sxh, zxb, zxh): Ditto.
 274 end-sanitize-v850e
 275
 276 Tue Sep 16 21:14:01 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 277
 278         * simops.c: Move "movea" from here.
 279         * v850.igen: To here.
 280
 281         * v850.igen (simm16): Define, sign extend imm16.
 282         (uimm16): Define, no sign extension.
 283         (addi, andi, movea, movhi, mulhi, ori, satsubi, xori): Use.
 284
 285 start-sanitize-v850e
 286         * simops.c: Move "sxh", "switch", "sxb", "callt", "dispose",
 287         "mov32" from here.
 288         * v850.igen: To here.
 289         (switch): Fix off by two error in NIA calc.
 290
 291 end-sanitize-v850e
 292 Tue Sep 16 15:14:01 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 293
 294         * simops.c (trace_pc, trace_name, trace_values, trace_num_values):
 295         New static globals.
 296         (trace_input): Just save pc, name and values for trace_output.
 297         (trace_output): Write trace values to a buffer.  Use
 298         trace_one_insn to print trace info and buffer.
 299         (SIZE_OPERANDS, SIZE_LOCATION): Delete.
 300
 301 Tue Sep 16 09:02:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 302
 303         * sim-main.h (struct _sim_cpu): Add psw_mask so that reserved bits
 304         can be masked out.
 305
 306         * simops.c (OP_2007E0, OP_4007E0): Move "ldsr", "stsr"
 307         instructions from here.
 308         * v850.igen (ldsr, stsr): To here.  Mask out reserved bits when
 309         setting PSW.
 310
 311         * interp.c (sim_open): Set psw_mask if machine known.
 312
 313 Tue Sep 16 10:20:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 314
 315 start-sanitize-v850e
 316         * v850-dc: Add rule to diferentiate between breakpoint and divh.
 317         * v850.igen (break): New instruction, breakpoint simulator.
 318
 319 end-sanitize-v850e
 320         * v850.igen (breakpoint): Enable.  Change to a 32bit instruction.
 321
 322 start-sanitize-v850e
 323 Mon Sep 15 18:44:05 1997  Jim Wilson  <wilson@cygnus.com>
 324
 325         * simops.c (Multiply64): Don't store into register zero.
 326
 327 end-sanitize-v850e
 328 Tue Sep 16 09:02:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 329
 330         * Makefile.in (semantics.o): Add dependency.
 331
 332         * sim-main.h (SAVE_1, SAVE_2): Perform backward compatible save,
 333         do not adjust CIA/NIA.
 334
 335 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 336
 337 start-sanitize-v850e
 338         * simops.c (OP_300, OP_400, OP_70): Make behavour depend on PSW[US].
 339
 340         * simops.c: Move "divun", "sld.bu", "divhn", "divhun", "divn",
 341         "divun", "pushml" code from here to v850.igen.
 342         (divun): Make global.
 343         (type3_regs): Make global
 344
 345         * v850.igen: Move simops.c code to here.
 346
 347         * interp.c (sim_create_inferior): For v850eq set US bit by
 348         default.
 349
 350         * interp.c (sim_open): Don't set arch, now set by
 351         sim_analyze_program.
 352
 353 end-sanitize-v850e
 354         * configure: Regenerated to track ../common/aclocal.m4 changes.
 355
 356 Mon Sep 15 14:39:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 357
 358         * simops.c (op_types): Move from here.
 359         sim-main.h: To here.
 360
 361         * sim-main.h (trace_input, trace_output), simops.c: Make global.
 362
 363         * simops.c (OP_60): Move "jmp" code from here.
 364         * v850.igen (jmp): To here.
 365
 366 start-sanitize-v850e
 367         * simops.c (OP_60): Move "sld.bu" code from here.
 368         * v850.igen (sld.bu): To here.
 369
 370 Fri Sep 12 15:11:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 371
 372         * v850.igen (prepare, ...): Add to v850eq architecture.
 373
 374         * interp.c (sim_open): Default to v850eq.
 375
 376         * interp.c (sim_open): Default to v850e.
 377 end-sanitize-v850e
 378         * sim-main.h (signal.h): Include.
 379
 380         * v850.igen (illegal): Report/halt illegal instructions.
 381
 382         * Makefile.in (SIM_EXTRA_CFLAGS): Add SIM_RESERVED_BITS.
 383
 384         * configure.in: Add reserved bits option.
 385         * configure: Regenerate.
 386
 387 Thu Sep 11 08:40:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 388
 389         * interp.c (sim_open): Use sim_do_commandf instead of asprintf.
 390
 391         * sim-main.h (INSN_NAME):
 392
 393         * Makefile.in (INCLUDE): Add SIM_EXTRA_DEPS.
 394         (SIM_EXTRA_DEPS): Add itable.h
 395         (tmp-gencode): Does not depend on simops.h
 396
 397         * sim-main.h (itable.h): Include.
 398         (MAX_INSNS, INSN_NAME): Define.
 399
 400         * interp.c: Compute inttype from the interrupt_names index that
 401         was passed in.
 402
 403 Wed Sep 10 10:25:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 404
 405         * simops.c (trace_input): Use trace_printf instead of
 406         sim_io_printf.
 407         (trace_output): Ditto.
 408         (trace_input): Only trace when TRACE_ALU_P.  Delete code
 409         disasembling instruction.
 410         (trace_output): Only trace when TRACE_ALU_P.
 411
 412 Tue Sep  9 01:29:50 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 413
 414         * simops.c (trace_input, trace_output): Use sim_io_printf.
 415         (OP_620): Pass correct argument to trace.
 416         (OP_E607E0): Ditto.
 417         (trace_input): Obtain prog_bfd, text_start et.al from simulator
 418         struct.
 419
 420 Mon Sep  8 21:03:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 421
 422         * v850.igen: New file.
 423         * v850-dc: New file.
 424
 425 Mon Sep  8 18:33:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 426
 427
 428         * sim-main.h (SEXT16): Delete, use EXTEND16.
 429         (SEXT8): Delete, use EXTEND8.
 430         (SEXT32): Delete, used?
 431         (SEXT40, SEXT44, SEXT64): Use UNSIGNED64 for constants, not ...LL.
 432         (WITH_TARGET_WORD_MSB): Define as 31. v850 little bit endian.
 433
 434         * simops.c: Use EXTEND15 from sim-bits instead of SEXT16.
 435
 436         * sim-main.h (DEBUG_TRACE, DEBUG_VALUES, v850_debug): Delete,
 437         replace with TRACE_INSN_P and TRACE_ALU_P.
 438
 439         * simops.c (trace_input, trace_output): Update.
 440
 441         * interp.c (sim_engine_run): Delete.
 442         (lookup_hash): Delete.
 443         (sim_open): Do not fill hash table.
 444         (sim_trace): Delete.
 445
 446 Fri Sep  5 17:04:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 447
 448         * simops.c (OP_FFFF): Use sim_engine_halt.
 449         (OP_12007E0): Ditto.
 450         (OP_10007E0): Ditto.
 451
 452         * sim-main.h (struct sim_cpu): Delete member exception. Using
 453         sim-engine et.al.
 454
 455         * interp.c (sim_info): Do not do anything in sim-info.
 456         (sim_stop): Delete, replace with sim-stop.
 457         (sim_stop_reason): Delete, replace with sim-reason.
 458
 459         * sim-main.h (WITH_WATCHPOINTS): Define.
 460         (WITH_MODULO_MEMORY): Define
 461
 462         * Makefile.in (SIM_OBJS): Add sim-resume, sim-watch, sim-stop,
 463         sim-reason.
 464
 465         * interp.c (enum interrupt_cond_type): Delete.
 466         (struct interrupt_generator): Delete.
 467         (enum interrupt_type): Drop int_none.
 468         (sim_open): Initialize WATCHPOINT module.
 469         (sim_resume, sim_run): Rename sim_resume to sim_run.
 470         (sim_engine_run): Replace interrupt code with call to sim-events.
 471         (sim_set_interrupt): Delete.
 472         (sim_parse_number): Delete.
 473
 474 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 475
 476         * configure: Regenerated to track ../common/aclocal.m4 changes.
 477
 478 Thu Sep  4 18:11:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 479
 480         * simops.c (fetch_argv): New function, fetch a arg vector from
 481         simulator memory.
 482
 483         * configure.in: Check for fork, execve, execv.
 484         * configure: Regenerate.
 485
 486         * interp.c (sim_store_register, sim_fetch_register): Use H2T_4 and
 487         T2H_4 for byte swapping.
 488
 489         * sim-main.h, interp.c (get_word, get_half, get_byte, put_word,
 490         put_half, put_byte): Delete.
 491
 492         * Makefile.in (SIM_OBJS): Add sim-memopt.o module.
 493
 494         * sim-main.h (load_mem, store_mem): Redefine as macros.
 495         (IMEM, IMEM_IMMED): New macros - fetch instructions.
 496
 497         * simops.c (OP_10007E0): For SYS_read, SYS_write, SYS_open
 498         transfer data via a buffer.
 499         (fetch_str): New function, fetch string from memory.
 500
 501         * Makefile.in (SIM_OBJS): Add sim-hrw.o module.
 502
 503         * interp.c (sim_open): Establish memory maps using sim-memopt.c
 504         via sim_do_command.
 505         (sim_do_command): Print error if memory-map command is used. Call
 506         sim_args_command.
 507         (map): Delete, replaced by sim-core.
 508         (sim_memory_init): Delete, replaced by sim-core.
 509         (sim_set_memory_map): Delete, replaced by sim-memopt.
 510         (load_mem): Delete, replaced by sim-core.
 511         (store_mem): Delete, replaced by sim-core.
 512         (sim_write): Delete, replaced by sim-hrw.
 513         (sim_read): Delete, replaced by sim-hrw.
 514
 515         * sim-main.h (struct sim_state): Remove memory members, using
 516         sim-core.c
 517
 518 Wed Sep  3 10:18:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 519
 520         * sim-main.h: Replace SIM_HAVE_FLATMEM with mem ptr.
 521         * interp.c (map): Do not add to a void pointer.
 522
 523         * Makefile.in (INCLUDE): Add sim-main.h
 524
 525         * configure.in: Check for time.h
 526         * configure: Re-generate.
 527
 528         * interp.c (struct interrupt_generator): Make time unsigned long,
 529         address SIM_ADDR.
 530         (sim_resume): Make oldpc SIM_ADDR.
 531         (struct hash_entry): Make mask/opcode unsigned.
 532
 533         * v850_sim.h (struct simops ): Make opcode and mask unsigned.
 534
 535         * simops.c (utime.h): Include if available.
 536         (OP_10007E0): Check for UTIME function.
 537         (divun): Put parentheses around shift argument.
 538         (OP_640): Put parentheses around shift argument, was wrong.
 539         (OP_107F0): Return something.
 540
 541         * interp.c (sim_parse_number): Use strtoul not strtol.
 542         (sim_resume): Use sim_elapsed_time_get to keep track of the time.
 543
 544         * configure.in (SIM_AC_OPTION_WARNINGS): Add.
 545         (SIM_AC_OPTION_ENDIAN): Set to hardwired big.
 546         (SIM_AC_OPTION_HOST_ENDIAN): Add.
 547         (AC_CHECK_FUNCS): Add utime.
 548         (AC_CHECK_HEADERS): Add stdlib.h, string.h, strings.h, utime.h
 549         configure: Regenerate.
 550
 551
 552         * Makefile.in (SIM_RUN_OBJS): Use nrun.o.
 553         (SIM_OBJS): Add sim-io.o, sim-hload.o, sim-utils.o, sim-options.o,
 554         sim-config.o, sim-module.o, sim-events.o, sim-core.o,
 555         sim-endian.o, sim-engine.o, sim-trace.o, sim-profile.o
 556         (SIM_ENDIAN, SIM_WARNGINS): Define.
 557
 558         * simops.c (OP_10007E0): Use sim_io_* for transfers.
 559
 560         * interp.c (sim_resume): Pass sd around.
 561
 562         * simops.c (sim-main.h): Include.
 563
 564         * gencode.c (write_template): Generate #include sim-main.h.
 565         (write_opcodes): Ditto.
 566
 567         * interp.c (prog_bfd, prog_bfd_was_opened_p): Delete.
 568         (v850_callback): Ditto.
 569         (sim_kind, myname): Ditto.
 570         (lookup_hash): Pass SD. Use sim_io_error.
 571         (sim_set_memory_map): Pass in SD, use.
 572         (init_system): Pass in SD, use.
 573         (sim_open): Update.
 574         (sim_set_profile): Delete.
 575         (sim_set_profile_size): Delete.
 576         (do_interrupt): Pass in SD, use.
 577         (sim_info): Use sim_io_printf.
 578         (sim_create_inferior): Reset registers.  Set PC from prog_bfd
 579         argument.
 580         (sim_load): Delete, use common/sim-hload.c
 581         (sim_size): Rename to sim_memory_init.
 582         (sim_write): Remove call to init_system.
 583         (init_system): Delete.
 584         (sim_set_callbacks): Delete.
 585         (sim_set_interrupt): Pass in SD, use.
 586         (start_time): Delete.
 587
 588         * v850_sim.h: Remove everything except `struct simops' from here.
 589         * sim-main.h: Move most to here.
 590         * gencode.c: Move #includes to here.
 591
 592         * sim-main.h(struct _sim_cpu): Rename struct _state.
 593         (#define PC, et.al.): Update
 594         (v850_callback): Delete.  Replaced with SIM_DESC arg.
 595         (int8, uint8, int16, uint16, int32, uint32): Define types using
 596         unsigned8 et.al from common/sim-types.h.
 597         * sim-main.h (State): Define as STATE_CPU.
 598
 599 Mon Sep  1 12:07:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 600
 601         * configure.in: Check for time, chmod.
 602         * configure: Regenerate.
 603         * simops.c (SYS_time, SYS_chmod): Use HAVE_TIME, HAVE_CHMOD.
 604
 605         * simops.c (../../libgloss/v850/sys/syscall.h): Include instead of
 606         sys/syscall.h.
 607         (OP_10007E0): Check the existance each SYS_* macro independantly.
 608
 609         * v850_sim.h (SIGQUIT, SIGTRAP): Only define if missing.
 610
 611 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 612
 613         * configure: Regenerated to track ../common/aclocal.m4 changes.
 614         * config.in: Ditto.
 615
 616 Tue Aug 26 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 617
 618         * interp.c (sim_kill): Delete.
 619         (sim_create_inferior): Add ABFD argument.
 620         (sim_load): Move setting of PC from here.
 621         (sim_create_inferior): To here.
 622
 623 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 624
 625         * configure: Regenerated to track ../common/aclocal.m4 changes.
 626         * config.in: Ditto.
 627
 628 Mon Aug 25 11:31:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 629
 630         * interp.c (sim_open): Add ABFD argument.
 631
 632 start-sanitize-v850e
 633 Fri Aug 22 10:39:28 1997  Nick Clifton  <nickc@cygnus.com>
 634
 635         * simops.c (bsh): Only set CY flag if either of the bottom
 636         bytes is zero.
 637
 638         * simops.c (prepare, dispose): Lower numbered
 639         registers go to higher numbered address.
 640
 641         * simops.c (unsigned divide instructions): S bit set if result has
 642         top bit set.
 643
 644 end-sanitize-v850e
 645         * simops.c (pushml, pushmh, popml, popmh): Lower numbered
 646         registers go to higher numbered address.
 647
 648 Wed Aug 20 13:56:35 1997  Nick Clifton  <nickc@cygnus.com>
 649
 650         * simops.c (OP_107E0, OP_107F0, OP_307E0, OP_307F0): Use correct
 651         interpretation of SR bit in list18 structure.
 652         (divn, divun): New functions to perform N step divide functions.
 653
 654 start-sanitize-v850e
 655 Mon Aug 18 10:59:02 1997  Nick Clifton  <nickc@cygnus.com>
 656
 657         * simops.c (OP_300, OP_400, OP_60, OP_70): Support variant opcodes
 658         with US bit set in the PSW.
 659 end-sanitize-v850e
 660
 661 Wed Aug 13 19:06:55 1997  Nick Clifton  <nickc@cygnus.com>
 662
 663         * interp.c (sim_resume): Opcode functions return amount to be
 664         added to PC and all opcodes take a standard format in the OP[]
 665         array.
 666
 667         (do_format_*): Functions removed.
 668
 669         * v850_sim.h (SP, EP): New register mnemonics.
 670
 671         * gencode.c (write_header): Functions prototypes return an
 672         integer.
 673
 674         * simops.c: Opcode functions return amount to be added to PC.
 675
 676 start-sanitize-v850e
 677         * v850_sim.h (CTPC, CTPSW, CTBP): New register mnemonics.
 678
 679         * simops.c: Add support for v850e instructions.
 680
 681         * simops.c: Add support for v850eq instructions.
 682 end-sanitize-v850e
 683
 684 Tue May 20 10:24:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 685
 686         * interp.c (sim_open): Add callback argument.
 687         (sim_set_callbacks): Delete SIM_DESC argument.
 688
 689 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 690
 691         * configure: Regenerated to track ../common/aclocal.m4 changes.
 692
 693 Wed Apr 23 17:20:16 1997  Doug Evans  <dje@canuck.cygnus.com>
 694
 695         * interp.c (prog_bfd_was_opened_p): New static local.
 696         (prog_bfd): New global variable.
 697         (sim_open): Undo patch to add -E support.
 698         (sim_close): Close prog_bfd if sim_load opened it.
 699         (sim_load): Record bfd of loaded file in prog_bfd.
 700         * simops.c (prog_bfd): Renamed from exec_bfd.
 701
 702 Fri Apr 18 14:17:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 703
 704         * interp.c (sim_stop): Stub function.
 705
 706 Thu Apr 17 03:53:18 1997  Doug Evans  <dje@canuck.cygnus.com>
 707
 708         * Makefile.in (SIM_OBJS): Add sim-load.o.
 709         * interp.c (sim_kind, myname): New static locals.
 710         (sim_open): Set sim_kind, myname.  Ignore -E arg.
 711         (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
 712         load file into simulator.  Set start address from bfd.
 713         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
 714
 715 Wed Apr 16 19:53:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 716
 717         * simops.c (OP_10007E0): Only provide system calls SYS_execv,
 718         SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
 719
 720 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 721
 722         * configure: Regenerated to track ../common/aclocal.m4 changes.
 723         * config.in: Ditto.
 724
 725 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 726
 727         * interp.c (sim_open): New arg `kind'.
 728
 729         * configure: Regenerated to track ../common/aclocal.m4 changes.
 730
 731 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 732
 733         * configure: Regenerated to track ../common/aclocal.m4 changes.
 734
 735 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 736
 737         * configure: Regenerated to track ../common/aclocal.m4 changes.
 738
 739 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 740
 741         * configure: Re-generate.
 742
 743 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 744
 745         * configure: Regenerate to track ../common/aclocal.m4 changes.
 746
 747 Thu Mar 13 13:00:54 1997  Doug Evans  <dje@canuck.cygnus.com>
 748
 749         * interp.c (sim_open): New SIM_DESC result.  Argument is now
 750         in argv form.
 751         (other sim_*): New SIM_DESC argument.
 752
 753 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
 754
 755         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
 756         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 757         * configure.in: sinclude ../common/aclocal.m4.
 758         * configure: Regenerated.
 759
 760 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 761
 762         * configure configure.in Makefile.in:  Update to new configure
 763         scheme which is more compatible with WinGDB builds.
 764         * configure.in:  Improve comment on how to run autoconf.
 765         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 766         * Makefile.in:  Use autoconf substitution to install common
 767         makefile fragment.
 768
 769 Mon Jan 20 16:05:34 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
 770
 771         * simops.c (OP_{E0,2E0,6E0}): The multiply operations sign extend,
 772         not zero extend.
 773
 774 Tue Jan 14 17:06:03 1997  Stu Grossman  (grossman@critters.cygnus.com)
 775
 776         * simops.c:  Put ifdefs around things to make MSVC happy.  Get rid
 777         of unistd.h.  Disable SYS_stat, SYS_chown, SYS_time, SYS_times,
 778         SYS_gettimeofday and SYS_utime from MSVC.
 779
 780 Tue Dec 31 18:11:13 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 781
 782         * simops.c (OP_10007E0): Know that kill encodes the signal number
 783         via: 0xdead0000 | signal and turn it back into a signal.
 784
 785 Fri Dec 27 14:44:06 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 786
 787         * v850_sim.h (SIG_V850_EXIT): Define as -1.
 788
 789         * interp.c (sim_open): Cast calloc function.
 790         (sim_stop_reason): If signal is SIG_V850_EXIT, inform gdb the
 791         program exited with the appropriate exit code.
 792         (sim_set_interrupt): Declare buildargv.
 793
 794         * simops.c (OP_10007E0): Make exit signal normal exit.  Make time
 795         type correct and work on big endian systems.
 796
 797 Wed Nov 20 02:18:44 1996  Doug Evans  <dje@canuck.cygnus.com>
 798
 799         * Makefile.in: Delete stuff moved to ../common/Make-common.in.
 800         (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
 801         * configure.in: Simplify using macros in ../common/aclocal.m4.
 802         Call AC_CHECK_HEADERS(unistd.h).
 803         * configure: Regenerated.
 804         * config.in: New file.
 805         * simops.c: #include "config.h".  #include <unistd.h> if present.
 806
 807 Sun Nov  3 23:02:54 1996  Stan Shebs  <shebs@andros.cygnus.com>
 808
 809         * v850_sim.h (State): New slots dummy_mem, pending_nmi.
 810         (EIPC, etc): New macros for system registers.
 811         * simops.c, interp.c: Use everywhere.
 812
 813         * interp.c: Add support for interrupts issued by interrupt
 814         generators, either PC- or time-based.  Controlled by simulator
 815         command "sim interrupt".
 816
 817         * interp.c: Add support for variable-size allocation of memory,
 818         via simulator command "sim memory-map".
 819         (map): Issue SIGSEGV for references to invalid memory regions.
 820
 821 Thu Oct 31 14:44:10 1996  Gavin Koch  <gavin@cygnus.com>
 822
 823         * simops.c: Include <sys/time.h> for struct timeval and
 824         struct timezone.
 825
 826 Wed Oct 30 08:49:10 1996  Jeffrey A Law  (law@cygnus.com)
 827
 828         * simops.c (OP_10007E0): Handle SYS_times and SYS_gettimeofday.
 829
 830         * simops.c (OP_10007E0): Handle SYS_time.
 831
 832 Tue Oct 29 14:22:55 1996  Jeffrey A Law  (law@cygnus.com)
 833
 834         * simops.c: Include <sys/stat.h>.
 835         (OP_10007E0): Handle SYS_stat.
 836
 837 Thu Oct 24 12:26:35 1996  Jeffrey A Law  (law@cygnus.com)
 838
 839         * simops.c (OP_10007E0): Don't declare errno.
 840
 841         * simops.c (OP_500): Mask off low bit in displacement
 842         for sld.w.
 843         (OP_501): Similarly.
 844
 845         * simops.c (OP_500): Fix displacement handling for sld.w.
 846         (OP_501): Similarly for sst.w.
 847
 848         * simops.c (trace_input): Remove all references to SEXT7.
 849         (OP_300, OP_400, OP_500, OP_380, OP_480, OP_501): Displacement
 850         is zero extended for sst/sld instructions.
 851         * v850_sim.h (SEX7): Delete.  It's no longer needed (and it
 852         was incorrect anyway).
 853
 854 Thu Oct 24 10:33:33 1996  Stu Grossman  (grossman@critters.cygnus.com)
 855
 856         * Makefile.in:  Get rid of srcroot.  Set all INSTALL macros via
 857         autoconf.
 858         * gencode.c (write_opcodes):  Pad operands field to account for
 859         MSVC braindamage.
 860         * simops.c:  Include errno.h.  Exclude SYS_chown, since MSVC
 861         doesn't support it.  (Why is this here in the first place?!?)
 862         * v850_sim.h:  Get rid of 64 bit defs.  Also, get rid of #elif's.
 863         Change number of operands in struct simops from 9 to 6.  Define
 864         SIGTRAP and SIGQUIT for MSVC.
 865
 866 Tue Oct 15 16:19:51 1996  Stu Grossman  (grossman@critters.cygnus.com)
 867
 868         * interp.c (MEM_SIZE):  It's now bytes, not a power of 2.
 869         * (map):  Add support for external mem in the 1->2 meg range.
 870         Also, abort() when memory access is way out of bounds.  (Better to
 871         die than to give wrong result.  (This will be fixed later.))
 872         * (sim_size):  MEM_SIZE is now bytes, not shift factor.
 873
 874 Tue Oct  1 15:53:24 1996  Gavin Koch <gavin@cygnus.com>
 875
 876         * simops.c (trace_input): Swapped order of operands for output
 877         output of OP_IMM_REG.  Changed the fetching of the operands for
 878         OP_LOAD32, and OP_STORE32 to work like op-function.
 879
 880 Mon Sep 30 15:46:33 1996  Stu Grossman  (grossman@critters.cygnus.com)
 881
 882         * interp.c:  Move includes of remote-sim.h and callback.h to
 883         v850-sim.h.
 884         * (lookup_hash): Add PC to report of hash failure.
 885         * (map load_mem store_mem):  New memory subsystem.  Models V851
 886         memory system.
 887         * (sim_write sim_read):  Use new memory subsystem.
 888         * (sim_resume):  Don't load and save PC into EIPC anymore.  Needed
 889         to make user-defined traps work right.
 890         * simops.c (OP_*):  Use new memory subsystem.
 891         * (OP_14007E0 (reti)):  Implement reti.
 892         * (OP_14996E0 (trap)):  Implement user-defined traps.  Move I/O to
 893         trap 31.  Use new memory subsystem.
 894         * v850_sim.h:  Prototypes for load_mem, store_mem and map.  Use
 895         load_mem in RLW macro.
 896
 897 Fri Sep 27 18:34:09 1996  Stu Grossman  (grossman@critters.cygnus.com)
 898
 899         * gencode.c (write_opcodes):  Output hex values for opcode mask
 900         and patterns.
 901         * interp.c (sim_resume):  Save and restore PC from the appropriate
 902         register.
 903         * (sim_fetch_register sim_store_register):  Fix byte-order problem
 904         with reading and writing registers.
 905         * simops.c (OP_FFFF):  Implement pseudo-breakpoint insn.
 906
 907 Fri Sep 27 17:42:37 1996  Jeffrey A Law  (law@cygnus.com)
 908
 909         * simops.c (trace_input): Fix thinko.
 910
 911 Wed Sep 18 09:54:12 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 912
 913         * simops.c (exec_bfd): Rename from sim_bfd.
 914         (trace_input): Ditto.
 915
 916 Thu Sep 12 12:03:05 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 917
 918         * simops.c (trace_input): Use find_nearest_line to print line
 919         number, function name or file name of PC.
 920
 921 Wed Sep 11 16:44:37 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 922
 923         * simops.c: Add tracing support.  Use SEXTxx macros instead of
 924         doing hardwired shifts.
 925
 926         * configure.in (--enable-sim-cflags): Add switch to add additional
 927         flags to simulator buld.  If --enable-sim-cflags=trace, turn on
 928         tracing.
 929         * configure: Regenerate.
 930
 931         * Makefile.in: Don't require a VPATH capable make if configuring
 932         in the same directory.  Don't use CFLAGS for configuration flags.
 933         Add flags from --enable-sim-cflags.  Support canadian cross
 934         builds.  Rebuild whole simulator if include files change.
 935
 936         * interp.c (v850_debug): New global for debugging.
 937         (lookup_hash,sim_size,sim_set_profile): Use
 938         printf_filtered callback, instead of calling printf directly.
 939         (sim_{open,trace}): Enable tracing if -t and compiled for tracing.
 940
 941         * v850_sim.h: Use limits.h to set the various sized types.
 942         (SEXT{5,7,16,22}): New macros.
 943
 944 Mon Sep  9 20:50:46 1996  Jeffrey A Law  (law@cygnus.com)
 945
 946         * interp.c (hash): Make this an inline function
 947         when compiling with GCC.  Simplify.
 948         * simpos.c: Explicitly include "sys/syscall.h".  Remove
 949         some #if 0'd code.  Enable more emulated syscalls.
 950
 951 Wed Sep  4 01:48:55 1996  Jeffrey A Law  (law@cygnus.com)
 952
 953         * interp.c: Fix sign bit handling for add and sub instructions.
 954
 955 Tue Sep  3 10:20:30 1996  Jeffrey A Law  (law@cygnus.com)
 956
 957         * gencode.c: Fix various indention & style problems.
 958         Remove test code.  Remove #if 0 code.
 959         * interp.c: Provide prototypes for all static functions.
 960         Fix minor indention problems.
 961         (sim_open, sim_resume): Remove unused variables.
 962         (sim_read): Return type is "int".
 963         * simops.c: Remove unused variables.
 964         (divh): Make result of divide-by-zero zero.
 965         (setf): Initialize result to keep compiler quiet.
 966         (sar instructions): These just clear the overflow bit.
 967         * v850_sim.h: Provide prototypes for put_byte, put_half
 968         and put_word.
 969
 970         * interp.c: OP should be an array of 32bit operands!
 971         (v850_callback): Declare.
 972         (do_format_5): Fix extraction of OP[0].
 973         (sim_size): Remove debugging printf.
 974         (sim_set_callbacks): Do something useful.
 975         (sim_stop_reason): Gross hacks to get c-torture running.
 976         * simops.c: Simplify code for computing targets of bCC
 977         insns.   Invert 's' bit if 'ov' bit is set for some
 978         instructions.  Fix 'cy' bit handling for numerous
 979         instructions.  Make the simulator stop when a halt
 980         instruction is encountered.  Very crude support for
 981         emulated syscalls (trap 0).
 982         * v850_sim.h: Include "callback.h" and declare
 983         v850_callback.  Items in the operand array are 32bits.
 984
 985 Sun Sep  1 22:35:35 1996  Jeffrey A Law  (law@cygnus.com)
 986
 987         * interp.c (sim_resume): Fix code to check for a format 3
 988         opcode.
 989         * simops.c: bCC insns only argument is a constant, not a
 990         register value (duh...)
 991
 992 Fri Aug 30 10:33:49 1996  Jeffrey A Law  (law@cygnus.com)
 993
 994         * simops.c: Fix "not1" and "set1".
 995
 996         * simops.c: Don't forget to initialize temp for
 997         "ld.h" and "ld.w"
 998
 999         * interp.c: Remove various debugging printfs.
1000
1001         * simops.c: Fix satadd, satsub boundary case handling.
1002
1003         * interp.c (hash): Fix.
1004         * interp.c (do_format_8): Get operands correctly and
1005         call the target function.
1006         * simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".
1007
1008 Thu Aug 29 13:53:29 1996  Jeffrey A Law  (law@cygnus.com)
1009
1010         * interp.c (do_format_4): Get operands correctly and
1011         call the target function.
1012         * simops.c: Rough cut at "sld.b", "sld.h", "sld.w", "sst.b",
1013         "sst.h", and "sst.w".
1014
1015         * v850_sim.h: The V850 doesn't have split I&D spaces.  Change
1016         accordingly.  Remove many unused definitions.
1017         * interp.c: The V850 doesn't have split I&D spaces.  Change
1018         accordingly.
1019         (get_longlong, get_longword, get_word): Deleted.
1020         (write_longlong, write_longword, write_word): Deleted.
1021         (get_operands): Deleted.
1022         (get_byte, get_half, get_word): New functions.
1023         (put_byte, put_half, put_word): New functions.
1024         * simops.c: Remove unused functions.  Rough cut at
1025         "ld.b", "ld.h", "ld.w", "st.b", "st.h", "st.w" insns.
1026
1027         * v850_sim.h (struct _state): Remove "psw" field.  Add
1028         "sregs" field.
1029         (PSW): Remove bogus definition.
1030         * simops.c: Change condition code handling to use the psw
1031         register within the sregs array.  Handle "ldsr" and "stsr".
1032
1033         * simops.c: Handle "satadd", "satsub", "satsubi", "satsubr".
1034
1035         * interp.c (do_format_5): Get operands correctly and
1036         call the target function.
1037         (sim_resume): Don't do a PC update for format 5 instructions.
1038         * simops.c: Handle "jarl" and "jmp" instructions.
1039
1040         * simops.c: Fix minor typos.  Handle "cmp", "setf", "tst"
1041         "di", and "ei" instructions correctly.
1042
1043         * interp.c (do_format_3): Get operands correctly and call
1044         the target function.
1045         * simops.c: Handle bCC instructions.
1046
1047         * simops.c: Add condition code handling to shift insns.
1048         Fix minor typos in condition code handling for other insns.
1049
1050         * Makefile.in: Fix typo.
1051         * simops.c: Add condition code handling to "sub" "subr" and
1052         "divh" instructions.
1053
1054         * interp.c (hash): Update to be more accurate.
1055         (lookup_hash): Call hash rather than computing the hash
1056         code here.
1057         (do_format_1_2): Handle format 1 and format 2 instructions.
1058         Get operands correctly and call the target function.
1059         (do_format_6): Get operands correctly and call the target
1060         function.
1061         (do_formats_9_10): Rough cut so shift ops will work.
1062         (sim_resume): Tweak to deal with format 1 and format 2
1063         handling in a single funtion.  Don't update the PC
1064         for format 3 insns.  Fix typos.
1065         * simops.c: Slightly reorganize.  Add condition code handling
1066         to "add", "addi", "and", "andi", "or", "ori", "xor", "xori"
1067         and "not" instructions.
1068         * v850_sim.h (reg_t): Registers are 32bits.
1069         (_state): The V850 has 32 general registers.  Add a 32bit
1070         psw and pc register too.  Add accessor macros
1071
1072         * Makefile.in, interp.c, v850_sim.h: Bring over endianness
1073         changes from the d10v simulator.
1074
1075         * simops.c: Add shift support.
1076
1077         * simops.c: Add multiply & divide support.  Abort for system
1078         instructions.
1079
1080         * simops.c: Add logicals, mov, movhi, movea, add, addi, sub
1081         and subr.  No condition codes yet.
1082
1083 Wed Aug 28 13:53:22 1996  Jeffrey A Law  (law@cygnus.com)
1084
1085         * ChangeLog, Makefile.in, configure, configure.in, v850_sim.h,
1086         gencode.c, interp.c, simops.c: Created.
1087