sim/mips/ChangeLog

   1 Mon Oct 20 13:31:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
   2
   3         * Makefile.in (SIM_OBJS): Add sim-profile.o module.
   4
   5         * sim-main.h (WITH_PROFILE): Do not define, defined in
   6         common/sim-config.h.  Use sim-profile module.
   7         (simPROFILE): Delete defintion.
   8
   9         * interp.c (PROFILE): Delete definition.
  10         (mips_option_handler): Delete 'p', 'y' and 'x' profile options.
  11         (sim_close): Delete code writing profile histogram.
  12         (mips_set_profile, mips_set_profile_size, writeout16, writeout32):
  13         Delete.
  14         (sim_engine_run): Delete code profiling the PC.
  15
  16 Mon Oct 20 13:31:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  17
  18         * sim-main.h (SIGNEXTEND): Force type of result to unsigned_word.
  19
  20         * interp.c (sim_monitor): Make register pointers of type
  21         unsigned_word*.
  22
  23         * sim-main.h: Make registers of type unsigned_word not
  24         signed_word.
  25
  26 Thu Oct 16 10:31:39 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  27
  28 start-sanitize-r5900
  29         * sim-main.h (BYTES_IN_MMI_REGS, ..., SUB_REG_FETCH, ..., GPR_SB,
  30         ...): Move to sim-main.h
  31
  32 end-sanitize-r5900
  33         * interp.c (sync_operation): Rename from SyncOperation, make
  34         global, add SD argument.
  35         (prefetch): Rename from Prefetch, make global, add SD argument.
  36         (decode_coproc): Make global.
  37
  38         * sim-main.h (SyncOperation, DecodeCoproc, Pefetch): Define.
  39
  40         * gencode.c (build_instruction): Generate DecodeCoproc not
  41         decode_coproc calls.
  42
  43         * interp.c (SETFCC, GETFCC, PREVCOC1): Move to sim-main.h
  44         (SizeFGR): Move to sim-main.h
  45         (simHALTEX, simHALTIN, simTRACE, simPROFILE, simDELAYSLOT,
  46         simSIGINT, simJALDELAYSLOT): Move to sim-main.h
  47         (FP_FLAGS, FP_ENABLE, FP_CAUSE, IR, UF, OF, DZ, IO, UO): Move to
  48         sim-main.h.
  49         (FP_FS, FP_MASK_RM, FP_SH_RM, FP_RM_NEAREST, FP_RM_TOPINF,
  50         FP_RM_TOMINF, GETRM): Move to sim-main.h.
  51         (Uncached, CachedNoncoherent, CachedCoherent, Cached,
  52         isINSTRUCTION, ..., AccessLength_BYTE, ...): Move to sim-main.h.
  53         (UserMode, BigEndianMem, ByteSwapMem, ReverseEndian,
  54         BigEndianCPU, status_KSU_mask, ...). Moved to sim-main.h
  55
  56         * sim-main.h (ALU32_END, ALU64_END): Define. When overflow raise
  57         exception.
  58         (sim-alu.h): Include.
  59         (NULLIFY_NIA, NULL_CIA, CPU_CIA): Define.
  60         (sim_cia): Typedef to instruction_address.
  61
  62 Thu Oct 16 10:31:41 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  63
  64         * Makefile.in (interp.o): Rename generated file engine.c to
  65         oengine.c.
  66
  67         * interp.c: Update.
  68
  69 Thu Oct 16 10:31:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  70
  71         * gencode.c (build_instruction): Use FPR_STATE not fpr_state.
  72
  73 Thu Oct 16 10:31:39 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  74
  75         * gencode.c (build_instruction): For "FPSQRT", output correct
  76         number of arguments to Recip.
  77
  78 Tue Oct 14 17:38:18 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  79
  80         * Makefile.in (interp.o): Depends on sim-main.h
  81
  82         * interp.c (mips16_entry, ColdReset,dotrace): Add SD argument. Use GPR not registers.
  83
  84         * sim-main.h (sim_cpu): Add registers, register_widths, fpr_state,
  85         ipc, dspc, pending_*, hiaccess, loaccess, state, dsstate fields.
  86         (REGISTERS, REGISTER_WIDTHS, FPR_STATE, IPC, DSPC, PENDING_*,
  87         STATE, DSSTATE): Define
  88         (GPR, FGRIDX, ..): Define.
  89
  90         * interp.c (registers, register_widths, fpr_state, ipc, dspc,
  91         pending_*, hiaccess, loaccess, state, dsstate): Delete globals.
  92         (GPR, FGRIDX, ...): Delete macros.
  93
  94         * interp.c: Update names to match defines from sim-main.h
  95
  96 Tue Oct 14 15:11:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  97
  98         * interp.c (sim_monitor): Add SD argument.
  99         (sim_warning): Delete.  Replace calls with calls to
 100         sim_io_eprintf.
 101         (sim_error): Delete. Replace calls with sim_io_error.
 102         (open_trace, writeout32, writeout16, getnum): Add SD argument.
 103         (mips_set_profile): Rename from sim_set_profile. Add SD argument.
 104         (mips_set_profile_size): Rename from sim_set_profile_size. Add SD
 105         argument.
 106         (mips_size): Rename from sim_size. Add SD argument.
 107
 108         * interp.c (simulator): Delete global variable.
 109         (callback): Delete global variable.
 110         (mips_option_handler, sim_open, sim_write, sim_read,
 111         sim_store_register, sim_fetch_register, sim_info, sim_do_command,
 112         sim_size,sim_monitor): Use sim_io_* not callback->*.
 113         (sim_open): ZALLOC simulator struct.
 114         (PROFILE): Do not define.
 115
 116 Tue Oct 14 13:35:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 117
 118         * interp.c (sim_open), support.h: Replace CHECKSIM macro found in
 119         support.h with corresponding code.
 120
 121         * sim-main.h (word64, uword64), support.h: Move definition to
 122         sim-main.h.
 123         (WORD64LO, WORD64HI, SET64LO, SET64HI, WORD64, UWORD64): Ditto.
 124
 125         * support.h: Delete
 126         * Makefile.in: Update dependencies
 127         * interp.c: Do not include.
 128
 129 Tue Oct 14 13:35:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 130
 131         * interp.c (address_translation, load_memory, store_memory,
 132         cache_op): Rename to from AddressTranslation et.al., make global,
 133         add SD argument
 134
 135         * sim-main.h (AddressTranslation, LoadMemory, StoreMemory,
 136         CacheOp): Define.
 137
 138         * interp.c (SignalException): Rename to signal_exception, make
 139         global.
 140
 141         * interp.c (Interrupt, ...): Move definitions to sim-main.h.
 142
 143         * sim-main.h (SignalException, SignalExceptionInterrupt,
 144         SignalExceptionInstructionFetch, SignalExceptionAddressStore,
 145         SignalExceptionAddressLoad, SignalExceptionSimulatorFault,
 146         SignalExceptionIntegerOverflow, SignalExceptionCoProcessorUnusable):
 147         Define.
 148
 149         * interp.c, support.h: Use.
 150
 151 Tue Oct 14 13:19:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 152
 153         * interp.c (ValueFPR, StoreFPR), sim-main.h: Make global, rename
 154         to value_fpr / store_fpr. Add SD argument.
 155         (NaN, Infinity, Less, Equal, AbsoluteValue, Negate, Add, Sub,
 156         Multiply, Divide, Recip, SquareRoot, Convert): Make global.
 157
 158         * sim-main.h (ValueFPR, StoreFPR): Define.
 159
 160 Tue Oct 14 13:06:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 161
 162         * interp.c (sim_engine_run): Check consistency between configure
 163         WITH_TARGET_WORD_BITSIZE and WITH_FLOATING_POINT and gensim GPRLEN
 164         and HASFPU.
 165
 166         * configure.in (mips_bitsize): Configure WITH_TARGET_WORD_BITSIZE.
 167         (mips_fpu): Configure WITH_FLOATING_POINT.
 168         (mips_endian): Configure WITH_TARGET_ENDIAN.
 169         * configure: Update.
 170
 171 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 172
 173         * configure: Regenerated to track ../common/aclocal.m4 changes.
 174
 175 start-sanitize-r5900
 176 Mon Aug 25 19:11:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 177
 178         * interp.c (MAX_REG): Allow up-to 128 registers.
 179         (LO1, HI1): Define value that matches REGISTER_NAMES in gdb.
 180         (REGISTER_SA): Ditto.
 181         (sim_open): Initialize register_widths for r5900 specific
 182         registers.
 183         (sim_fetch_register, sim_store_register): Check for request of
 184         r5900 specific SA register.  Check for request for hi 64 bits of
 185         r5900 specific registers.
 186
 187 end-sanitize-r5900
 188 Mon Sep 29 14:45:00 1997  Bob Manson  <manson@charmed.cygnus.com>
 189
 190         * configure: Regenerated.
 191
 192 Fri Sep 26 12:48:18 1997  Mark Alexander  <marka@cygnus.com>
 193
 194         * interp.c: Allow Debug, DEPC, and EPC registers to be examined in GDB.
 195
 196 Thu Sep 25 11:15:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 197
 198         * gencode.c (print_igen_insn_models): Assume certain architectures
 199         include all mips* instructions.
 200         (print_igen_insn_format): Use data_size==-1 as marker for MIPS16
 201         instruction.
 202
 203         * Makefile.in (tmp.igen): Add target. Generate igen input from
 204         gencode file.
 205
 206         * gencode.c (FEATURE_IGEN): Define.
 207         (main): Add --igen option.  Generate output in igen format.
 208         (process_instructions): Format output according to igen option.
 209         (print_igen_insn_format): New function.
 210         (print_igen_insn_models): New function.
 211         (process_instructions): Only issue warnings and ignore
 212         instructions when no FEATURE_IGEN.
 213
 214 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 215
 216         * interp.c (COP_SD, COP_LD): Add UNUSED to pacify GCC for some
 217         MIPS targets.
 218
 219 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 220
 221         * configure: Regenerated to track ../common/aclocal.m4 changes.
 222
 223 Tue Sep 23 10:19:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 224
 225         * Makefile.in (SIM_ALIGNMENT, SIM_ENDIAN, SIM_HOSTENDIAN,
 226         SIM_RESERVED_BITS): Delete, moved to common.
 227         (SIM_EXTRA_CFLAGS): Update.
 228
 229 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 230
 231         * configure.in: Configure non-strict memory alignment.
 232         * configure: Regenerated to track ../common/aclocal.m4 changes.
 233
 234 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 235
 236         * configure: Regenerated to track ../common/aclocal.m4 changes.
 237
 238 Sat Sep 20 14:07:28 1997  Gavin Koch  <gavin@cygnus.com>
 239
 240         * gencode.c (SDBBP,DERET): Added (3900) insns.
 241         (RFE): Turn on for 3900.
 242         * interp.c (DebugBreakPoint,DEPC,Debug,Debug_*): Added.
 243         (dsstate): Made global.
 244         (SUBTARGET_R3900): Added.
 245         (CANCELDELAYSLOT): New.
 246         (SignalException): Ignore SystemCall rather than ignore and
 247         terminate.  Add DebugBreakPoint handling.
 248         (decode_coproc): New insns RFE, DERET; and new registers Debug
 249         and DEPC protected by SUBTARGET_R3900.
 250         (sim_engine_run): Use CANCELDELAYSLOT rather than clearing
 251         bits explicitly.
 252         * Makefile.in,configure.in: Add mips subtarget option.
 253         * configure: Update.
 254
 255 Fri Sep 19 09:33:27 1997  Gavin Koch  <gavin@cygnus.com>
 256
 257         * gencode.c: Add r3900 (tx39).
 258
 259 start-sanitize-tx19
 260         * gencode.c: Fix some configuration problems by improving
 261         the relationship between tx19 and tx39.
 262 end-sanitize-tx19
 263
 264 Tue Sep 16 15:52:04 1997  Gavin Koch  <gavin@cygnus.com>
 265
 266         * gencode.c (build_instruction): Don't need to subtract 4 for
 267         JALR, just 2.
 268
 269 Tue Sep 16 11:32:28 1997  Gavin Koch  <gavin@cygnus.com>
 270
 271         * interp.c: Correct some HASFPU problems.
 272
 273 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 274
 275         * configure: Regenerated to track ../common/aclocal.m4 changes.
 276
 277 Fri Sep 12 12:01:39 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 278
 279         * interp.c (mips_options): Fix samples option short form, should
 280         be `x'.
 281
 282 Thu Sep 11 09:35:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 283
 284         * interp.c (sim_info): Enable info code.  Was just returning.
 285
 286 Tue Sep  9 17:30:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 287
 288         * interp.c (decode_coproc): Clarify warning about unsuported MTC0,
 289         MFC0.
 290
 291 Tue Sep  9 16:28:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 292
 293         * gencode.c (build_instruction): Use SIGNED64 for 64 bit
 294         constants.
 295         (build_instruction): Ditto for LL.
 296
 297 start-sanitize-tx19
 298 Sun Sep  7 16:05:46 1997  Gavin Koch  <gavin@cygnus.com>
 299
 300         * mips/configure.in, mips/gencode: Add tx19/r1900.
 301
 302 end-sanitize-tx19
 303 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 304
 305         * configure: Regenerated to track ../common/aclocal.m4 changes.
 306
 307 start-sanitize-r5900
 308 Mon Sep  1 18:43:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 309
 310         * gencode.c (build_instruction): For "pabsw" and "pabsh", check
 311         for overflow due to ABS of MININT, set result to MAXINT.
 312         (build_instruction): For "psrlvw", signextend bit 31.
 313
 314 end-sanitize-r5900
 315 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 316
 317         * configure: Regenerated to track ../common/aclocal.m4 changes.
 318         * config.in: Ditto.
 319
 320 Wed Aug 27 14:12:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 321
 322         * interp.c (sim_open): Add call to sim_analyze_program, update
 323         call to sim_config.
 324
 325 Tue Aug 26 10:40:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 326
 327         * interp.c (sim_kill): Delete.
 328         (sim_create_inferior): Add ABFD argument. Set PC from same.
 329         (sim_load): Move code initializing trap handlers from here.
 330         (sim_open): To here.
 331         (sim_load): Delete, use sim-hload.c.
 332
 333         * Makefile.in (SIM_OBJS): Add sim-hload.o module.
 334
 335 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 336
 337         * configure: Regenerated to track ../common/aclocal.m4 changes.
 338         * config.in: Ditto.
 339
 340 Mon Aug 25 15:59:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 341
 342         * interp.c (sim_open): Add ABFD argument.
 343         (sim_load): Move call to sim_config from here.
 344         (sim_open): To here.  Check return status.
 345
 346 start-sanitize-r5900
 347         * gencode.c (build_instruction): Do not define x8000000000000000,
 348         x7FFFFFFFFFFFFFFF, or xFFFFFFFF80000000.
 349
 350 end-sanitize-r5900
 351 start-sanitize-r5900
 352 Mon Jul 28 19:49:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 353
 354         * gencode.c (build_instruction): For "pdivw", "pdivbw" and
 355         "pdivuw" check for overflow due to signed divide by -1.
 356
 357 end-sanitize-r5900
 358 Fri Jul 25 15:00:45 1997  Gavin Koch  <gavin@cygnus.com>
 359
 360         * gencode.c (build_instruction): Two arg MADD should
 361         not assign result to $0.
 362
 363 start-sanitize-r5900
 364 Thu Jul 10 11:58:48 1997  Andrew Cagney  <cagney@critters.cygnus.com>
 365
 366         * gencode.c (build_instruction): For "ppac5" use unsigned
 367         arrithmetic so that the sign bit doesn't smear when right shifted.
 368         (build_instruction): For "pdiv" perform sign extension when
 369         storing results in HI and LO.
 370         (build_instructions): For "pdiv" and "pdivbw" check for
 371         divide-by-zero.
 372         (build_instruction): For "pmfhl.slw" update hi part of dest
 373         register as well as low part.
 374         (build_instruction): For "pmfhl" portably handle long long values.
 375         (build_instruction): For "pmfhl.sh" correctly negative values.
 376         Store half words 2 and three in the correct place.
 377         (build_instruction): For "psllvw", sign extend value after shift.
 378
 379 end-sanitize-r5900
 380 Thu Jun 26 12:13:17 1997  Angela Marie Thomas (angela@cygnus.com)
 381
 382         * sim/mips/configure: Change default_sim_endian to 0 (bi-endian)
 383         * sim/mips/configure.in: Regenerate.
 384
 385 Wed Jul  9 10:29:21 1997  Andrew Cagney  <cagney@critters.cygnus.com>
 386
 387         * interp.c (SUB_REG_UW, SUB_REG_SW, SUB_REG_*): Use more explicit
 388         signed8, unsigned8 et.al. types.
 389
 390 start-sanitize-r5900
 391         * gencode.c (build_instruction): For PMULTU* do not sign extend
 392         registers.  Make generated code easier to debug.
 393
 394 end-sanitize-r5900
 395         * interp.c (SUB_REG_FETCH): Handle both little and big endian
 396         hosts when selecting subreg.
 397
 398 start-sanitize-r5900
 399 Tue Jul  8 18:07:20 1997  Andrew Cagney  <cagney@andros.cygnus.com>
 400
 401         * gencode.c (type_for_data_len): For 32bit operations concerned
 402         with overflow, perform op using 64bits.
 403         (build_instruction): For PADD, always compute operation using type
 404         returned by type_for_data_len.
 405         (build_instruction): For PSUBU, when overflow, saturate to zero as
 406         actually underflow.
 407
 408 end-sanitize-r5900
 409 Wed Jul  2 11:54:10 1997  Jeffrey A Law  (law@cygnus.com)
 410
 411 start-sanitize-r5900
 412         * gencode.c (build_instruction): Handle "pext5" according to
 413         version 1.95 of the r5900 ISA.
 414
 415         * gencode.c (build_instruction): Handle "ppac5" according to
 416         version 1.95 of the r5900 ISA.
 417
 418 end-sanitize-r5900
 419         * interp.c (sim_engine_run): Reset the ZERO register to zero
 420         regardless of FEATURE_WARN_ZERO.
 421         * gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
 422
 423 Wed Jun  4 10:43:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 424
 425         * interp.c (decode_coproc): Implement MTC0 N, CAUSE.
 426         (SignalException): For BreakPoints ignore any mode bits and just
 427         save the PC.
 428         (SignalException): Always set the CAUSE register.
 429
 430 Tue Jun  3 05:00:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 431
 432         * interp.c (SignalException): Clear the simDELAYSLOT flag when an
 433         exception has been taken.
 434
 435         * interp.c: Implement the ERET and mt/f sr instructions.
 436
 437 start-sanitize-r5900
 438 Mon Jun  2 23:28:19 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 439
 440         * gencode.c (build_instruction): For paddu, extract unsigned
 441         sub-fields.
 442
 443         * gencode.c (build_instruction): Saturate padds instead of padd
 444         instructions.
 445
 446 end-sanitize-r5900
 447 Sat May 31 00:44:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 448
 449         * interp.c (SignalException): Don't bother restarting an
 450         interrupt.
 451
 452 Fri May 30 23:41:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 453
 454         * interp.c (SignalException): Really take an interrupt.
 455         (interrupt_event): Only deliver interrupts when enabled.
 456
 457 Tue May 27 20:08:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 458
 459         * interp.c (sim_info): Only print info when verbose.
 460         (sim_info) Use sim_io_printf for output.
 461
 462 Tue May 27 14:22:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 463
 464         * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
 465         mips architectures.
 466
 467 Tue May 27 14:22:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 468
 469         * interp.c (sim_do_command): Check for common commands if a
 470         simulator specific command fails.
 471
 472 Thu May 22 09:32:03 1997  Gavin Koch  <gavin@cygnus.com>
 473
 474         * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
 475         and simBE when DEBUG is defined.
 476
 477 Wed May 21 09:08:10 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 478
 479         * interp.c (interrupt_event): New function.  Pass exception event
 480         onto exception handler.
 481
 482         * configure.in: Check for stdlib.h.
 483         * configure: Regenerate.
 484
 485         * gencode.c (build_instruction): Add UNUSED attribute to tempS
 486         variable declaration.
 487         (build_instruction): Initialize memval1.
 488         (build_instruction): Add UNUSED attribute to byte, bigend,
 489         reverse.
 490         (build_operands): Ditto.
 491
 492         * interp.c: Fix GCC warnings.
 493         (sim_get_quit_code): Delete.
 494
 495         * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
 496         * Makefile.in: Ditto.
 497         * configure: Re-generate.
 498
 499         * Makefile.in (SIM_OBJS): Add sim-watch.o module.
 500
 501 Tue May 20 15:08:56 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 502
 503         * interp.c (mips_option_handler): New function parse argumes using
 504         sim-options.
 505         (myname): Replace with STATE_MY_NAME.
 506         (sim_open): Delete check for host endianness - performed by
 507         sim_config.
 508         (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
 509         (sim_open): Move much of the initialization from here.
 510         (sim_load): To here.  After the image has been loaded and
 511         endianness set.
 512         (sim_open): Move ColdReset from here.
 513         (sim_create_inferior): To here.
 514         (sim_open): Make FP check less dependant on host endianness.
 515
 516         * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
 517         run.
 518         * interp.c (sim_set_callbacks): Delete.
 519
 520         * interp.c (membank, membank_base, membank_size): Replace with
 521         STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
 522         (sim_open): Remove call to callback->init. gdb/run do this.
 523
 524         * interp.c: Update
 525
 526         * sim-main.h (SIM_HAVE_FLATMEM): Define.
 527
 528         * interp.c (big_endian_p): Delete, replaced by
 529         current_target_byte_order.
 530
 531 Tue May 20 13:55:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 532
 533         * interp.c (host_read_long, host_read_word, host_swap_word,
 534         host_swap_long): Delete. Using common sim-endian.
 535         (sim_fetch_register, sim_store_register): Use H2T.
 536         (pipeline_ticks): Delete.  Handled by sim-events.
 537         (sim_info): Update.
 538         (sim_engine_run): Update.
 539
 540 Tue May 20 13:42:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 541
 542         * interp.c (sim_stop_reason): Move code determining simEXCEPTION
 543         reason from here.
 544         (SignalException): To here. Signal using sim_engine_halt.
 545         (sim_stop_reason): Delete, moved to common.
 546
 547 Tue May 20 10:19:48 1997  Andrew Cagney  <cagney@b2.cygnus.com>
 548
 549         * interp.c (sim_open): Add callback argument.
 550         (sim_set_callbacks): Delete SIM_DESC argument.
 551         (sim_size): Ditto.
 552
 553 Mon May 19 18:20:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 554
 555         * Makefile.in (SIM_OBJS): Add common modules.
 556
 557         * interp.c (sim_set_callbacks): Also set SD callback.
 558         (set_endianness, xfer_*, swap_*): Delete.
 559         (host_read_word, host_read_long, host_swap_word, host_swap_long):
 560         Change to functions using sim-endian macros.
 561         (control_c, sim_stop): Delete, use common version.
 562         (simulate): Convert into.
 563         (sim_engine_run): This function.
 564         (sim_resume): Delete.
 565
 566         * interp.c (simulation): New variable - the simulator object.
 567         (sim_kind): Delete global - merged into simulation.
 568         (sim_load): Cleanup.  Move PC assignment from here.
 569         (sim_create_inferior): To here.
 570
 571         * sim-main.h: New file.
 572         * interp.c (sim-main.h): Include.
 573
 574 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 575
 576         * configure: Regenerated to track ../common/aclocal.m4 changes.
 577
 578 Wed Apr 23 17:32:19 1997  Doug Evans  <dje@canuck.cygnus.com>
 579
 580         * tconfig.in (SIM_HAVE_BIENDIAN): Define.
 581
 582 Mon Apr 21 17:16:13 1997  Gavin Koch  <gavin@cygnus.com>
 583
 584         * gencode.c (build_instruction): DIV instructions: check
 585         for division by zero and integer overflow before using
 586         host's division operation.
 587
 588 Thu Apr 17 03:18:14 1997  Doug Evans  <dje@canuck.cygnus.com>
 589
 590         * Makefile.in (SIM_OBJS): Add sim-load.o.
 591         * interp.c: #include bfd.h.
 592         (target_byte_order): Delete.
 593         (sim_kind, myname, big_endian_p): New static locals.
 594         (sim_open): Set sim_kind, myname.  Move call to set_endianness to
 595         after argument parsing.  Recognize -E arg, set endianness accordingly.
 596         (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
 597         load file into simulator.  Set PC from bfd.
 598         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
 599         (set_endianness): Use big_endian_p instead of target_byte_order.
 600
 601 Wed Apr 16 17:55:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 602
 603         * interp.c (sim_size): Delete prototype - conflicts with
 604         definition in remote-sim.h.  Correct definition.
 605
 606 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 607
 608         * configure: Regenerated to track ../common/aclocal.m4 changes.
 609         * config.in: Ditto.
 610
 611 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 612
 613         * interp.c (sim_open): New arg `kind'.
 614
 615         * configure: Regenerated to track ../common/aclocal.m4 changes.
 616
 617 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 618
 619         * configure: Regenerated to track ../common/aclocal.m4 changes.
 620
 621 Tue Mar 25 11:38:22 1997  Doug Evans  <dje@canuck.cygnus.com>
 622
 623         * interp.c (sim_open): Set optind to 0 before calling getopt.
 624
 625 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 626
 627         * configure: Regenerated to track ../common/aclocal.m4 changes.
 628
 629 Mon Mar 17 10:52:59 1997  Gavin Koch  <gavin@cetus.cygnus.com>
 630
 631         * interp.c : Replace uses of pr_addr with pr_uword64
 632         where the bit length is always 64 independent of SIM_ADDR.
 633         (pr_uword64) : added.
 634
 635 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 636
 637         * configure: Re-generate.
 638
 639 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 640
 641         * configure: Regenerate to track ../common/aclocal.m4 changes.
 642
 643 Thu Mar 13 12:51:36 1997  Doug Evans  <dje@canuck.cygnus.com>
 644
 645         * interp.c (sim_open): New SIM_DESC result.  Argument is now
 646         in argv form.
 647         (other sim_*): New SIM_DESC argument.
 648
 649 start-sanitize-r5900
 650 Wed Feb 26 18:32:21 1997  Gavin Koch  <gavin@cygnus.com>
 651
 652         * gencode.c (POP_AND,POP_OR,POP_NOR,POP_XOR):
 653         Change values to avoid overloading DOUBLEWORD which is tested
 654         for all insns.
 655         * gencode.c: reinstate "offending code".
 656
 657 end-sanitize-r5900
 658 Mon Feb 24 22:47:14 1997  Dawn Perchik  <dawn@cygnus.com>
 659
 660         * interp.c: Fix printing of addresses for non-64-bit targets.
 661         (pr_addr): Add function to print address based on size.
 662 start-sanitize-r5900
 663         * gencode.c: #ifdef out offending code until a permanent fix
 664         can be added.  Code is causing build errors for non-5900 mips targets.
 665 end-sanitize-r5900
 666
 667 start-sanitize-r5900
 668 Thu Feb 20 10:40:24 1997  Gavin Koch  <gavin@cetus.cygnus.com>
 669
 670         * gencode.c (process_instructions): Correct test for ISA dependent
 671         architecture bits in isa field of MIPS_DECODE.
 672
 673 end-sanitize-r5900
 674 Wed Feb 19 14:42:09 1997  Mark Alexander  <marka@cygnus.com>
 675
 676         * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
 677
 678 start-sanitize-r5900
 679 Tue Feb 18 17:03:47 1997  Gavin Koch  <gavin@cygnus.com>
 680
 681         * gencode.c (MIPS_DECODE): Correct instruction feature flags for
 682         PMADDUW.
 683
 684 end-sanitize-r5900
 685 Thu Feb 13 14:08:30 1997  Ian Lance Taylor  <ian@cygnus.com>
 686
 687         * gencode.c (build_mips16_operands): Correct computation of base
 688         address for extended PC relative instruction.
 689
 690 start-sanitize-r5900
 691 Fri Feb  7 11:12:44 1997  Gavin Koch  <gavin@cygnus.com>
 692
 693         * Makefile.in, configure, configure.in, gencode.c,
 694         interp.c, support.h: add r5900.
 695
 696 end-sanitize-r5900
 697 Thu Feb  6 17:16:15 1997  Ian Lance Taylor  <ian@cygnus.com>
 698
 699         * interp.c (mips16_entry): Add support for floating point cases.
 700         (SignalException): Pass floating point cases to mips16_entry.
 701         (ValueFPR): Don't restrict fmt_single and fmt_word to even
 702         registers.
 703         (StoreFPR): Likewise.  Also, don't clobber fpr + 1 for fmt_single
 704         or fmt_word.
 705         (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
 706         and then set the state to fmt_uninterpreted.
 707         (COP_SW): Temporarily set the state to fmt_word while calling
 708         ValueFPR.
 709
 710 Tue Feb  4 16:48:25 1997  Ian Lance Taylor  <ian@cygnus.com>
 711
 712         * gencode.c (build_instruction): The high order may be set in the
 713         comparison flags at any ISA level, not just ISA 4.
 714
 715 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
 716
 717         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
 718         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 719         * configure.in: sinclude ../common/aclocal.m4.
 720         * configure: Regenerated.
 721
 722 Fri Jan 31 11:11:45 1997  Ian Lance Taylor  <ian@cygnus.com>
 723
 724         * configure: Rebuild after change to aclocal.m4.
 725
 726 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 727
 728         * configure configure.in Makefile.in:  Update to new configure
 729         scheme which is more compatible with WinGDB builds.
 730         * configure.in:  Improve comment on how to run autoconf.
 731         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 732         * Makefile.in:  Use autoconf substitution to install common
 733         makefile fragment.
 734
 735 Wed Jan  8 12:39:03 1997  Jim Wilson  <wilson@cygnus.com>
 736
 737         * gencode.c (build_instruction): Use BigEndianCPU instead of
 738         ByteSwapMem.
 739
 740 Thu Jan 02 22:23:04 1997  Mark Alexander  <marka@cygnus.com>
 741
 742         * interp.c (sim_monitor): Make output to stdout visible in
 743         wingdb's I/O log window.
 744
 745 Tue Dec 31 07:04:00 1996  Mark Alexander  <marka@cygnus.com>
 746
 747         * support.h: Undo previous change to SIGTRAP
 748         and SIGQUIT values.
 749
 750 Mon Dec 30 17:36:06 1996  Ian Lance Taylor  <ian@cygnus.com>
 751
 752         * interp.c (store_word, load_word): New static functions.
 753         (mips16_entry): New static function.
 754         (SignalException): Look for mips16 entry and exit instructions.
 755         (simulate): Use the correct index when setting fpr_state after
 756         doing a pending move.
 757
 758 Sun Dec 29 09:37:18 1996  Mark Alexander  <marka@cygnus.com>
 759
 760         * interp.c: Fix byte-swapping code throughout to work on
 761         both little- and big-endian hosts.
 762
 763 Sun Dec 29 09:18:32 1996  Mark Alexander  <marka@cygnus.com>
 764
 765         * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
 766         with gdb/config/i386/xm-windows.h.
 767
 768 Fri Dec 27 22:48:51 1996  Mark Alexander  <marka@cygnus.com>
 769
 770         * gencode.c (build_instruction): Work around MSVC++ code gen bug
 771         that messes up arithmetic shifts.
 772
 773 Fri Dec 20 11:04:05 1996  Stu Grossman  (grossman@critters.cygnus.com)
 774
 775         * support.h:  Use _WIN32 instead of __WIN32__.  Also add defs for
 776         SIGTRAP and SIGQUIT for _WIN32.
 777
 778 Thu Dec 19 14:07:27 1996  Ian Lance Taylor  <ian@cygnus.com>
 779
 780         * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
 781         force a 64 bit multiplication.
 782         (build_instruction) [OR]: In mips16 mode, don't do anything if the
 783         destination register is 0, since that is the default mips16 nop
 784         instruction.
 785
 786 Mon Dec 16 14:59:38 1996  Ian Lance Taylor  <ian@cygnus.com>
 787
 788         * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
 789         (build_endian_shift): Don't check proc64.
 790         (build_instruction): Always set memval to uword64.  Cast op2 to
 791         uword64 when shifting it left in memory instructions.  Always use
 792         the same code for stores--don't special case proc64.
 793
 794         * gencode.c (build_mips16_operands): Fix base PC value for PC
 795         relative operands.
 796         (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
 797         jal instruction.
 798         * interp.c (simJALDELAYSLOT): Define.
 799         (JALDELAYSLOT): Define.
 800         (INDELAYSLOT, INJALDELAYSLOT): Define.
 801         (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
 802
 803 Tue Dec 24 22:11:20 1996  Angela Marie Thomas (angela@cygnus.com)
 804
 805         * interp.c (sim_open): add flush_cache as a PMON routine
 806         (sim_monitor): handle flush_cache by ignoring it
 807
 808 Wed Dec 11 13:53:51 1996  Jim Wilson  <wilson@cygnus.com>
 809
 810         * gencode.c (build_instruction): Use !ByteSwapMem instead of
 811         BigEndianMem.
 812         * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
 813         (BigEndianMem): Rename to ByteSwapMem and change sense.
 814         (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
 815         BigEndianMem references to !ByteSwapMem.
 816         (set_endianness): New function, with prototype.
 817         (sim_open): Call set_endianness.
 818         (sim_info): Use simBE instead of BigEndianMem.
 819         (xfer_direct_word, xfer_direct_long, swap_direct_word,
 820         swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
 821         xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
 822         ifdefs, keeping the prototype declaration.
 823         (swap_word): Rewrite correctly.
 824         (ColdReset): Delete references to CONFIG.  Delete endianness related
 825         code; moved to set_endianness.
 826
 827 Tue Dec 10 11:32:04 1996  Jim Wilson  <wilson@cygnus.com>
 828
 829         * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
 830         * interp.c (CHECKHILO): Define away.
 831         (simSIGINT): New macro.
 832         (membank_size): Increase from 1MB to 2MB.
 833         (control_c): New function.
 834         (sim_resume): Rename parameter signal to signal_number.  Add local
 835         variable prev.  Call signal before and after simulate.
 836         (sim_stop_reason): Add simSIGINT support.
 837         (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
 838         functions always.
 839         (sim_warning): Delete call to SignalException.  Do call printf_filtered
 840         if logfh is NULL.
 841         (AddressTranslation): Add #ifdef DEBUG around debugging message and
 842         a call to sim_warning.
 843
 844 Wed Nov 27 11:53:50 1996  Ian Lance Taylor  <ian@cygnus.com>
 845
 846         * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
 847         16 bit instructions.
 848
 849 Tue Nov 26 11:53:12 1996  Ian Lance Taylor  <ian@cygnus.com>
 850
 851         Add support for mips16 (16 bit MIPS implementation):
 852         * gencode.c (inst_type): Add mips16 instruction encoding types.
 853         (GETDATASIZEINSN): Define.
 854         (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv.  Add
 855         jalx.  Add LEFT flag to mfhi and mflo.  Add RIGHT flag to mthi and
 856         mtlo.
 857         (MIPS16_DECODE): New table, for mips16 instructions.
 858         (bitmap_val): New static function.
 859         (struct mips16_op): Define.
 860         (mips16_op_table): New table, for mips16 operands.
 861         (build_mips16_operands): New static function.
 862         (process_instructions): If PC is odd, decode a mips16
 863         instruction.  Break out instruction handling into new
 864         build_instruction function.
 865         (build_instruction): New static function, broken out of
 866         process_instructions.  Check modifiers rather than flags for SHIFT
 867         bit count and m[ft]{hi,lo} direction.
 868         (usage): Pass program name to fprintf.
 869         (main): Remove unused variable this_option_optind.  Change
 870         ``*loptarg++'' to ``loptarg++''.
 871         (my_strtoul): Parenthesize && within ||.
 872         * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
 873         (simulate): If PC is odd, fetch a 16 bit instruction, and
 874         increment PC by 2 rather than 4.
 875         * configure.in: Add case for mips16*-*-*.
 876         * configure: Rebuild.
 877
 878 Fri Nov 22 08:49:36 1996  Mark Alexander  <marka@cygnus.com>
 879
 880         * interp.c: Allow -t to enable tracing in standalone simulator.
 881         Fix garbage output in trace file and error messages.
 882
 883 Wed Nov 20 01:54:37 1996  Doug Evans  <dje@canuck.cygnus.com>
 884
 885         * Makefile.in: Delete stuff moved to ../common/Make-common.in.
 886         (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
 887         * configure.in: Simplify using macros in ../common/aclocal.m4.
 888         * configure: Regenerated.
 889         * tconfig.in: New file.
 890
 891 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
 892
 893         * interp.c: Fix bugs in 64-bit port.
 894         Use ansi function declarations for msvc compiler.
 895         Initialize and test file pointer in trace code.
 896         Prevent duplicate definition of LAST_EMED_REGNUM.
 897
 898 Tue Oct 15 11:07:06 1996  Mark Alexander  <marka@cygnus.com>
 899
 900         * interp.c (xfer_big_long): Prevent unwanted sign extension.
 901
 902 Thu Sep 26 17:35:00 1996  James G. Smith  <jsmith@cygnus.co.uk>
 903
 904         * interp.c (SignalException): Check for explicit terminating
 905         breakpoint value.
 906         * gencode.c: Pass instruction value through SignalException()
 907         calls for Trap, Breakpoint and Syscall.
 908
 909 Thu Sep 26 11:35:17 1996  James G. Smith  <jsmith@cygnus.co.uk>
 910
 911         * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
 912         only used on those hosts that provide it.
 913         * configure.in: Add sqrt() to list of functions to be checked for.
 914         * config.in: Re-generated.
 915         * configure: Re-generated.
 916
 917 Fri Sep 20 15:47:12 1996  Ian Lance Taylor  <ian@cygnus.com>
 918
 919         * gencode.c (process_instructions): Call build_endian_shift when
 920         expanding STORE RIGHT, to fix swr.
 921         * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
 922         clear the high bits.
 923         * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
 924         Fix float to int conversions to produce signed values.
 925
 926 Thu Sep 19 15:34:17 1996  Ian Lance Taylor  <ian@cygnus.com>
 927
 928         * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
 929         (process_instructions): Correct handling of nor instruction.
 930         Correct shift count for 32 bit shift instructions. Correct sign
 931         extension for arithmetic shifts to not shift the number of bits in
 932         the type.  Fix 64 bit multiply high word calculation.  Fix 32 bit
 933         unsigned multiply.  Fix ldxc1 and friends to use coprocessor 1.
 934         Fix madd.
 935         * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
 936         It's OK to have a mult follow a mult.  What's not OK is to have a
 937         mult follow an mfhi.
 938         (Convert): Comment out incorrect rounding code.
 939
 940 Mon Sep 16 11:38:16 1996  James G. Smith  <jsmith@cygnus.co.uk>
 941
 942         * interp.c (sim_monitor): Improved monitor printf
 943         simulation. Tidied up simulator warnings, and added "--log" option
 944         for directing warning message output.
 945         * gencode.c: Use sim_warning() rather than WARNING macro.
 946
 947 Thu Aug 22 15:03:12 1996  Ian Lance Taylor  <ian@cygnus.com>
 948
 949         * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
 950         getopt1.o, rather than on gencode.c.  Link objects together.
 951         Don't link against -liberty.
 952         (gencode.o, getopt.o, getopt1.o): New targets.
 953         * gencode.c: Include <ctype.h> and "ansidecl.h".
 954         (AND): Undefine after including "ansidecl.h".
 955         (ULONG_MAX): Define if not defined.
 956         (OP_*): Don't define macros; now defined in opcode/mips.h.
 957         (main): Call my_strtoul rather than strtoul.
 958         (my_strtoul): New static function.
 959
 960 Wed Jul 17 18:12:38 1996  Stu Grossman  (grossman@critters.cygnus.com)
 961
 962         * gencode.c (process_instructions):  Generate word64 and uword64
 963         instead of `long long' and `unsigned long long' data types.
 964         * interp.c:  #include sysdep.h to get signals, and define default
 965         for SIGBUS.
 966         * (Convert):  Work around for Visual-C++ compiler bug with type
 967         conversion.
 968         * support.h:  Make things compile under Visual-C++ by using
 969         __int64 instead of `long long'.  Change many refs to long long
 970         into word64/uword64 typedefs.
 971
 972 Wed Jun 26 12:24:55 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 973
 974         * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
 975         INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
 976         (docdir): Removed.
 977         * configure.in (AC_PREREQ): autoconf 2.5 or higher.
 978         (AC_PROG_INSTALL): Added.
 979         (AC_PROG_CC): Moved to before configure.host call.
 980         * configure: Rebuilt.
 981
 982 Wed Jun  5 08:28:13 1996  James G. Smith  <jsmith@cygnus.co.uk>
 983
 984         * configure.in: Define @SIMCONF@ depending on mips target.
 985         * configure: Rebuild.
 986         * Makefile.in (run): Add @SIMCONF@ to control simulator
 987         construction.
 988         * gencode.c: Change LOADDRMASK to 64bit memory model only.
 989         * interp.c: Remove some debugging, provide more detailed error
 990         messages, update memory accesses to use LOADDRMASK.
 991
 992 Mon Jun  3 11:55:03 1996  Ian Lance Taylor  <ian@cygnus.com>
 993
 994         * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
 995         AC_CHECK_LIB, and AC_CHECK_FUNCS.  Change AC_OUTPUT to set
 996         stamp-h.
 997         * configure: Rebuild.
 998         * config.in: New file, generated by autoheader.
 999         * interp.c: Include "config.h".  Include <stdlib.h>, <string.h>,
1000         and <strings.h> if they exist.  Replace #ifdef sun with #ifdef
1001         HAVE_ANINT and HAVE_AINT, as appropriate.
1002         * Makefile.in (run): Use @LIBS@ rather than -lm.
1003         (interp.o): Depend upon config.h.
1004         (Makefile): Just rebuild Makefile.
1005         (clean): Remove stamp-h.
1006         (mostlyclean): Make the same as clean, not as distclean.
1007         (config.h, stamp-h): New targets.
1008
1009 Fri May 10 00:41:17 1996  James G. Smith  <jsmith@cygnus.co.uk>
1010
1011         * interp.c (ColdReset): Fix boolean test. Make all simulator
1012         globals static.
1013
1014 Wed May  8 15:12:58 1996  James G. Smith  <jsmith@cygnus.co.uk>
1015
1016         * interp.c (xfer_direct_word, xfer_direct_long,
1017         swap_direct_word, swap_direct_long, xfer_big_word,
1018         xfer_big_long, xfer_little_word, xfer_little_long,
1019         swap_word,swap_long): Added.
1020         * interp.c (ColdReset): Provide function indirection to
1021         host<->simulated_target transfer routines.
1022         * interp.c (sim_store_register, sim_fetch_register): Updated to
1023         make use of indirected transfer routines.
1024
1025 Fri Apr 19 15:48:24 1996  James G. Smith  <jsmith@cygnus.co.uk>
1026
1027         * gencode.c (process_instructions): Ensure FP ABS instruction
1028         recognised.
1029         * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
1030         system call support.
1031
1032 Wed Apr 10 09:51:38 1996  James G. Smith  <jsmith@cygnus.co.uk>
1033
1034         * interp.c (sim_do_command): Complain if callback structure not
1035         initialised.
1036
1037 Thu Mar 28 13:50:51 1996  James G. Smith  <jsmith@cygnus.co.uk>
1038
1039         * interp.c (Convert): Provide round-to-nearest and round-to-zero
1040         support for Sun hosts.
1041         * Makefile.in (gencode): Ensure the host compiler and libraries
1042         used for cross-hosted build.
1043
1044 Wed Mar 27 14:42:12 1996  James G. Smith  <jsmith@cygnus.co.uk>
1045
1046         * interp.c, gencode.c: Some more (TODO) tidying.
1047
1048 Thu Mar  7 11:19:33 1996  James G. Smith  <jsmith@cygnus.co.uk>
1049
1050         * gencode.c, interp.c: Replaced explicit long long references with
1051         WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
1052         * support.h (SET64LO, SET64HI): Macros added.
1053
1054 Wed Feb 21 12:16:21 1996  Ian Lance Taylor  <ian@cygnus.com>
1055
1056         * configure: Regenerate with autoconf 2.7.
1057
1058 Tue Jan 30 08:48:18 1996  Fred Fish  <fnf@cygnus.com>
1059
1060         * interp.c (LoadMemory): Enclose text following #endif in /* */.
1061         * support.h: Remove superfluous "1" from #if.
1062         * support.h (CHECKSIM): Remove stray 'a' at end of line.
1063
1064 Mon Dec  4 11:44:40 1995  Jamie Smith  <jsmith@cygnus.com>
1065
1066         * interp.c (StoreFPR): Control UndefinedResult() call on
1067         WARN_RESULT manifest.
1068
1069 Fri Dec  1 16:37:19 1995  James G. Smith  <jsmith@cygnus.co.uk>
1070
1071         * gencode.c: Tidied instruction decoding, and added FP instruction
1072         support.
1073
1074         * interp.c: Added dineroIII, and BSD profiling support. Also
1075         run-time FP handling.
1076
1077 Sun Oct 22 00:57:18 1995  James G. Smith  <jsmith@pasanda.cygnus.co.uk>
1078
1079         * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
1080         gencode.c, interp.c, support.h: created.