sim/mips/ChangeLog

   1 start-sanitize-r5900
   2 Tue Jun  3 05:00:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
   3
   4         * interp.c (SignalException): Clear the simDELAYSLOT flag when an
   5         exception has been taken.
   6
   7         * interp.c: Implement the ERET and mt/f sr instructions.
   8
   9 Mon Jun  2 23:28:19 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  10
  11         * gencode.c (build_instruction): For paddu, extract unsigned
  12         sub-fields.
  13
  14         * gencode.c (build_instruction): Saturate padds instead of padd
  15         instructions.
  16
  17 end-sanitize-r5900
  18 Sat May 31 00:44:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  19
  20         * interp.c (SignalException): Don't bother restarting an
  21         interrupt.
  22
  23 Fri May 30 23:41:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  24
  25         * interp.c (SignalException): Really take an interrupt.
  26         (interrupt_event): Only deliver interrupts when enabled.
  27
  28 Tue May 27 20:08:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  29
  30         * interp.c (sim_info): Only print info when verbose.
  31         (sim_info) Use sim_io_printf for output.
  32
  33 Tue May 27 14:22:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  34
  35         * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
  36         mips architectures.
  37
  38 Tue May 27 14:22:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  39
  40         * interp.c (sim_do_command): Check for common commands if a
  41         simulator specific command fails.
  42
  43 Thu May 22 09:32:03 1997  Gavin Koch  <gavin@cygnus.com>
  44
  45         * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
  46         and simBE when DEBUG is defined.
  47
  48 Wed May 21 09:08:10 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  49
  50         * interp.c (interrupt_event): New function.  Pass exception event
  51         onto exception handler.
  52
  53         * configure.in: Check for stdlib.h.
  54         * configure: Regenerate.
  55
  56         * gencode.c (build_instruction): Add UNUSED attribute to tempS
  57         variable declaration.
  58         (build_instruction): Initialize memval1.
  59         (build_instruction): Add UNUSED attribute to byte, bigend,
  60         reverse.
  61         (build_operands): Ditto.
  62
  63         * interp.c: Fix GCC warnings.
  64         (sim_get_quit_code): Delete.
  65
  66         * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
  67         * Makefile.in: Ditto.
  68         * configure: Re-generate.
  69
  70         * Makefile.in (SIM_OBJS): Add sim-watch.o module.
  71
  72 Tue May 20 15:08:56 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  73
  74         * interp.c (mips_option_handler): New function parse argumes using
  75         sim-options.
  76         (myname): Replace with STATE_MY_NAME.
  77         (sim_open): Delete check for host endianness - performed by
  78         sim_config.
  79         (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
  80         (sim_open): Move much of the initialization from here.
  81         (sim_load): To here.  After the image has been loaded and
  82         endianness set.
  83         (sim_open): Move ColdReset from here.
  84         (sim_create_inferior): To here.
  85         (sim_open): Make FP check less dependant on host endianness.
  86
  87         * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
  88         run.
  89         * interp.c (sim_set_callbacks): Delete.
  90
  91         * interp.c (membank, membank_base, membank_size): Replace with
  92         STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
  93         (sim_open): Remove call to callback->init. gdb/run do this.
  94
  95         * interp.c: Update
  96
  97         * sim-main.h (SIM_HAVE_FLATMEM): Define.
  98
  99         * interp.c (big_endian_p): Delete, replaced by
 100         current_target_byte_order.
 101
 102 Tue May 20 13:55:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 103
 104         * interp.c (host_read_long, host_read_word, host_swap_word,
 105         host_swap_long): Delete. Using common sim-endian.
 106         (sim_fetch_register, sim_store_register): Use H2T.
 107         (pipeline_ticks): Delete.  Handled by sim-events.
 108         (sim_info): Update.
 109         (sim_engine_run): Update.
 110
 111 Tue May 20 13:42:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 112
 113         * interp.c (sim_stop_reason): Move code determining simEXCEPTION
 114         reason from here.
 115         (SignalException): To here. Signal using sim_engine_halt.
 116         (sim_stop_reason): Delete, moved to common.
 117
 118 Tue May 20 10:19:48 1997  Andrew Cagney  <cagney@b2.cygnus.com>
 119
 120         * interp.c (sim_open): Add callback argument.
 121         (sim_set_callbacks): Delete SIM_DESC argument.
 122         (sim_size): Ditto.
 123
 124 Mon May 19 18:20:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 125
 126         * Makefile.in (SIM_OBJS): Add common modules.
 127
 128         * interp.c (sim_set_callbacks): Also set SD callback.
 129         (set_endianness, xfer_*, swap_*): Delete.
 130         (host_read_word, host_read_long, host_swap_word, host_swap_long):
 131         Change to functions using sim-endian macros.
 132         (control_c, sim_stop): Delete, use common version.
 133         (simulate): Convert into.
 134         (sim_engine_run): This function.
 135         (sim_resume): Delete.
 136
 137         * interp.c (simulation): New variable - the simulator object.
 138         (sim_kind): Delete global - merged into simulation.
 139         (sim_load): Cleanup.  Move PC assignment from here.
 140         (sim_create_inferior): To here.
 141
 142         * sim-main.h: New file.
 143         * interp.c (sim-main.h): Include.
 144
 145 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 146
 147         * configure: Regenerated to track ../common/aclocal.m4 changes.
 148
 149 Wed Apr 23 17:32:19 1997  Doug Evans  <dje@canuck.cygnus.com>
 150
 151         * tconfig.in (SIM_HAVE_BIENDIAN): Define.
 152
 153 Mon Apr 21 17:16:13 1997  Gavin Koch  <gavin@cygnus.com>
 154
 155         * gencode.c (build_instruction): DIV instructions: check
 156         for division by zero and integer overflow before using
 157         host's division operation.
 158
 159 Thu Apr 17 03:18:14 1997  Doug Evans  <dje@canuck.cygnus.com>
 160
 161         * Makefile.in (SIM_OBJS): Add sim-load.o.
 162         * interp.c: #include bfd.h.
 163         (target_byte_order): Delete.
 164         (sim_kind, myname, big_endian_p): New static locals.
 165         (sim_open): Set sim_kind, myname.  Move call to set_endianness to
 166         after argument parsing.  Recognize -E arg, set endianness accordingly.
 167         (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
 168         load file into simulator.  Set PC from bfd.
 169         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
 170         (set_endianness): Use big_endian_p instead of target_byte_order.
 171
 172 Wed Apr 16 17:55:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 173
 174         * interp.c (sim_size): Delete prototype - conflicts with
 175         definition in remote-sim.h.  Correct definition.
 176
 177 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 178
 179         * configure: Regenerated to track ../common/aclocal.m4 changes.
 180         * config.in: Ditto.
 181
 182 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 183
 184         * interp.c (sim_open): New arg `kind'.
 185
 186         * configure: Regenerated to track ../common/aclocal.m4 changes.
 187
 188 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 189
 190         * configure: Regenerated to track ../common/aclocal.m4 changes.
 191
 192 Tue Mar 25 11:38:22 1997  Doug Evans  <dje@canuck.cygnus.com>
 193
 194         * interp.c (sim_open): Set optind to 0 before calling getopt.
 195
 196 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 197
 198         * configure: Regenerated to track ../common/aclocal.m4 changes.
 199
 200 Mon Mar 17 10:52:59 1997  Gavin Koch  <gavin@cetus.cygnus.com>
 201
 202         * interp.c : Replace uses of pr_addr with pr_uword64
 203         where the bit length is always 64 independent of SIM_ADDR.
 204         (pr_uword64) : added.
 205
 206 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 207
 208         * configure: Re-generate.
 209
 210 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 211
 212         * configure: Regenerate to track ../common/aclocal.m4 changes.
 213
 214 Thu Mar 13 12:51:36 1997  Doug Evans  <dje@canuck.cygnus.com>
 215
 216         * interp.c (sim_open): New SIM_DESC result.  Argument is now
 217         in argv form.
 218         (other sim_*): New SIM_DESC argument.
 219
 220 start-sanitize-r5900
 221 Wed Feb 26 18:32:21 1997  Gavin Koch  <gavin@cygnus.com>
 222
 223         * gencode.c (POP_AND,POP_OR,POP_NOR,POP_XOR):
 224         Change values to avoid overloading DOUBLEWORD which is tested
 225         for all insns.
 226         * gencode.c: reinstate "offending code".
 227
 228 end-sanitize-r5900
 229 Mon Feb 24 22:47:14 1997  Dawn Perchik  <dawn@cygnus.com>
 230
 231         * interp.c: Fix printing of addresses for non-64-bit targets.
 232         (pr_addr): Add function to print address based on size.
 233 start-sanitize-r5900
 234         * gencode.c: #ifdef out offending code until a permanent fix
 235         can be added.  Code is causing build errors for non-5900 mips targets.
 236 end-sanitize-r5900
 237
 238 start-sanitize-r5900
 239 Thu Feb 20 10:40:24 1997  Gavin Koch  <gavin@cetus.cygnus.com>
 240
 241         * gencode.c (process_instructions): Correct test for ISA dependent
 242         architecture bits in isa field of MIPS_DECODE.
 243
 244 end-sanitize-r5900
 245 Wed Feb 19 14:42:09 1997  Mark Alexander  <marka@cygnus.com>
 246
 247         * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
 248
 249 start-sanitize-r5900
 250 Tue Feb 18 17:03:47 1997  Gavin Koch  <gavin@cygnus.com>
 251
 252         * gencode.c (MIPS_DECODE): Correct instruction feature flags for
 253         PMADDUW.
 254
 255 end-sanitize-r5900
 256 Thu Feb 13 14:08:30 1997  Ian Lance Taylor  <ian@cygnus.com>
 257
 258         * gencode.c (build_mips16_operands): Correct computation of base
 259         address for extended PC relative instruction.
 260
 261 start-sanitize-r5900
 262 Fri Feb  7 11:12:44 1997  Gavin Koch  <gavin@cygnus.com>
 263
 264         * Makefile.in, configure, configure.in, gencode.c,
 265         interp.c, support.h: add r5900.
 266
 267 end-sanitize-r5900
 268 Thu Feb  6 17:16:15 1997  Ian Lance Taylor  <ian@cygnus.com>
 269
 270         * interp.c (mips16_entry): Add support for floating point cases.
 271         (SignalException): Pass floating point cases to mips16_entry.
 272         (ValueFPR): Don't restrict fmt_single and fmt_word to even
 273         registers.
 274         (StoreFPR): Likewise.  Also, don't clobber fpr + 1 for fmt_single
 275         or fmt_word.
 276         (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
 277         and then set the state to fmt_uninterpreted.
 278         (COP_SW): Temporarily set the state to fmt_word while calling
 279         ValueFPR.
 280
 281 Tue Feb  4 16:48:25 1997  Ian Lance Taylor  <ian@cygnus.com>
 282
 283         * gencode.c (build_instruction): The high order may be set in the
 284         comparison flags at any ISA level, not just ISA 4.
 285
 286 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
 287
 288         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
 289         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 290         * configure.in: sinclude ../common/aclocal.m4.
 291         * configure: Regenerated.
 292
 293 Fri Jan 31 11:11:45 1997  Ian Lance Taylor  <ian@cygnus.com>
 294
 295         * configure: Rebuild after change to aclocal.m4.
 296
 297 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 298
 299         * configure configure.in Makefile.in:  Update to new configure
 300         scheme which is more compatible with WinGDB builds.
 301         * configure.in:  Improve comment on how to run autoconf.
 302         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 303         * Makefile.in:  Use autoconf substitution to install common
 304         makefile fragment.
 305
 306 Wed Jan  8 12:39:03 1997  Jim Wilson  <wilson@cygnus.com>
 307
 308         * gencode.c (build_instruction): Use BigEndianCPU instead of
 309         ByteSwapMem.
 310
 311 Thu Jan 02 22:23:04 1997  Mark Alexander  <marka@cygnus.com>
 312
 313         * interp.c (sim_monitor): Make output to stdout visible in
 314         wingdb's I/O log window.
 315
 316 Tue Dec 31 07:04:00 1996  Mark Alexander  <marka@cygnus.com>
 317
 318         * support.h: Undo previous change to SIGTRAP
 319         and SIGQUIT values.
 320
 321 Mon Dec 30 17:36:06 1996  Ian Lance Taylor  <ian@cygnus.com>
 322
 323         * interp.c (store_word, load_word): New static functions.
 324         (mips16_entry): New static function.
 325         (SignalException): Look for mips16 entry and exit instructions.
 326         (simulate): Use the correct index when setting fpr_state after
 327         doing a pending move.
 328
 329 Sun Dec 29 09:37:18 1996  Mark Alexander  <marka@cygnus.com>
 330
 331         * interp.c: Fix byte-swapping code throughout to work on
 332         both little- and big-endian hosts.
 333
 334 Sun Dec 29 09:18:32 1996  Mark Alexander  <marka@cygnus.com>
 335
 336         * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
 337         with gdb/config/i386/xm-windows.h.
 338
 339 Fri Dec 27 22:48:51 1996  Mark Alexander  <marka@cygnus.com>
 340
 341         * gencode.c (build_instruction): Work around MSVC++ code gen bug
 342         that messes up arithmetic shifts.
 343
 344 Fri Dec 20 11:04:05 1996  Stu Grossman  (grossman@critters.cygnus.com)
 345
 346         * support.h:  Use _WIN32 instead of __WIN32__.  Also add defs for
 347         SIGTRAP and SIGQUIT for _WIN32.
 348
 349 Thu Dec 19 14:07:27 1996  Ian Lance Taylor  <ian@cygnus.com>
 350
 351         * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
 352         force a 64 bit multiplication.
 353         (build_instruction) [OR]: In mips16 mode, don't do anything if the
 354         destination register is 0, since that is the default mips16 nop
 355         instruction.
 356
 357 Mon Dec 16 14:59:38 1996  Ian Lance Taylor  <ian@cygnus.com>
 358
 359         * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
 360         (build_endian_shift): Don't check proc64.
 361         (build_instruction): Always set memval to uword64.  Cast op2 to
 362         uword64 when shifting it left in memory instructions.  Always use
 363         the same code for stores--don't special case proc64.
 364
 365         * gencode.c (build_mips16_operands): Fix base PC value for PC
 366         relative operands.
 367         (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
 368         jal instruction.
 369         * interp.c (simJALDELAYSLOT): Define.
 370         (JALDELAYSLOT): Define.
 371         (INDELAYSLOT, INJALDELAYSLOT): Define.
 372         (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
 373
 374 Tue Dec 24 22:11:20 1996  Angela Marie Thomas (angela@cygnus.com)
 375
 376         * interp.c (sim_open): add flush_cache as a PMON routine
 377         (sim_monitor): handle flush_cache by ignoring it
 378
 379 Wed Dec 11 13:53:51 1996  Jim Wilson  <wilson@cygnus.com>
 380
 381         * gencode.c (build_instruction): Use !ByteSwapMem instead of
 382         BigEndianMem.
 383         * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
 384         (BigEndianMem): Rename to ByteSwapMem and change sense.
 385         (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
 386         BigEndianMem references to !ByteSwapMem.
 387         (set_endianness): New function, with prototype.
 388         (sim_open): Call set_endianness.
 389         (sim_info): Use simBE instead of BigEndianMem.
 390         (xfer_direct_word, xfer_direct_long, swap_direct_word,
 391         swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
 392         xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
 393         ifdefs, keeping the prototype declaration.
 394         (swap_word): Rewrite correctly.
 395         (ColdReset): Delete references to CONFIG.  Delete endianness related
 396         code; moved to set_endianness.
 397
 398 Tue Dec 10 11:32:04 1996  Jim Wilson  <wilson@cygnus.com>
 399
 400         * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
 401         * interp.c (CHECKHILO): Define away.
 402         (simSIGINT): New macro.
 403         (membank_size): Increase from 1MB to 2MB.
 404         (control_c): New function.
 405         (sim_resume): Rename parameter signal to signal_number.  Add local
 406         variable prev.  Call signal before and after simulate.
 407         (sim_stop_reason): Add simSIGINT support.
 408         (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
 409         functions always.
 410         (sim_warning): Delete call to SignalException.  Do call printf_filtered
 411         if logfh is NULL.
 412         (AddressTranslation): Add #ifdef DEBUG around debugging message and
 413         a call to sim_warning.
 414
 415 Wed Nov 27 11:53:50 1996  Ian Lance Taylor  <ian@cygnus.com>
 416
 417         * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
 418         16 bit instructions.
 419
 420 Tue Nov 26 11:53:12 1996  Ian Lance Taylor  <ian@cygnus.com>
 421
 422         Add support for mips16 (16 bit MIPS implementation):
 423         * gencode.c (inst_type): Add mips16 instruction encoding types.
 424         (GETDATASIZEINSN): Define.
 425         (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv.  Add
 426         jalx.  Add LEFT flag to mfhi and mflo.  Add RIGHT flag to mthi and
 427         mtlo.
 428         (MIPS16_DECODE): New table, for mips16 instructions.
 429         (bitmap_val): New static function.
 430         (struct mips16_op): Define.
 431         (mips16_op_table): New table, for mips16 operands.
 432         (build_mips16_operands): New static function.
 433         (process_instructions): If PC is odd, decode a mips16
 434         instruction.  Break out instruction handling into new
 435         build_instruction function.
 436         (build_instruction): New static function, broken out of
 437         process_instructions.  Check modifiers rather than flags for SHIFT
 438         bit count and m[ft]{hi,lo} direction.
 439         (usage): Pass program name to fprintf.
 440         (main): Remove unused variable this_option_optind.  Change
 441         ``*loptarg++'' to ``loptarg++''.
 442         (my_strtoul): Parenthesize && within ||.
 443         * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
 444         (simulate): If PC is odd, fetch a 16 bit instruction, and
 445         increment PC by 2 rather than 4.
 446         * configure.in: Add case for mips16*-*-*.
 447         * configure: Rebuild.
 448
 449 Fri Nov 22 08:49:36 1996  Mark Alexander  <marka@cygnus.com>
 450
 451         * interp.c: Allow -t to enable tracing in standalone simulator.
 452         Fix garbage output in trace file and error messages.
 453
 454 Wed Nov 20 01:54:37 1996  Doug Evans  <dje@canuck.cygnus.com>
 455
 456         * Makefile.in: Delete stuff moved to ../common/Make-common.in.
 457         (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
 458         * configure.in: Simplify using macros in ../common/aclocal.m4.
 459         * configure: Regenerated.
 460         * tconfig.in: New file.
 461
 462 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
 463
 464         * interp.c: Fix bugs in 64-bit port.
 465         Use ansi function declarations for msvc compiler.
 466         Initialize and test file pointer in trace code.
 467         Prevent duplicate definition of LAST_EMED_REGNUM.
 468
 469 Tue Oct 15 11:07:06 1996  Mark Alexander  <marka@cygnus.com>
 470
 471         * interp.c (xfer_big_long): Prevent unwanted sign extension.
 472
 473 Thu Sep 26 17:35:00 1996  James G. Smith  <jsmith@cygnus.co.uk>
 474
 475         * interp.c (SignalException): Check for explicit terminating
 476         breakpoint value.
 477         * gencode.c: Pass instruction value through SignalException()
 478         calls for Trap, Breakpoint and Syscall.
 479
 480 Thu Sep 26 11:35:17 1996  James G. Smith  <jsmith@cygnus.co.uk>
 481
 482         * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
 483         only used on those hosts that provide it.
 484         * configure.in: Add sqrt() to list of functions to be checked for.
 485         * config.in: Re-generated.
 486         * configure: Re-generated.
 487
 488 Fri Sep 20 15:47:12 1996  Ian Lance Taylor  <ian@cygnus.com>
 489
 490         * gencode.c (process_instructions): Call build_endian_shift when
 491         expanding STORE RIGHT, to fix swr.
 492         * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
 493         clear the high bits.
 494         * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
 495         Fix float to int conversions to produce signed values.
 496
 497 Thu Sep 19 15:34:17 1996  Ian Lance Taylor  <ian@cygnus.com>
 498
 499         * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
 500         (process_instructions): Correct handling of nor instruction.
 501         Correct shift count for 32 bit shift instructions. Correct sign
 502         extension for arithmetic shifts to not shift the number of bits in
 503         the type.  Fix 64 bit multiply high word calculation.  Fix 32 bit
 504         unsigned multiply.  Fix ldxc1 and friends to use coprocessor 1.
 505         Fix madd.
 506         * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
 507         It's OK to have a mult follow a mult.  What's not OK is to have a
 508         mult follow an mfhi.
 509         (Convert): Comment out incorrect rounding code.
 510
 511 Mon Sep 16 11:38:16 1996  James G. Smith  <jsmith@cygnus.co.uk>
 512
 513         * interp.c (sim_monitor): Improved monitor printf
 514         simulation. Tidied up simulator warnings, and added "--log" option
 515         for directing warning message output.
 516         * gencode.c: Use sim_warning() rather than WARNING macro.
 517
 518 Thu Aug 22 15:03:12 1996  Ian Lance Taylor  <ian@cygnus.com>
 519
 520         * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
 521         getopt1.o, rather than on gencode.c.  Link objects together.
 522         Don't link against -liberty.
 523         (gencode.o, getopt.o, getopt1.o): New targets.
 524         * gencode.c: Include <ctype.h> and "ansidecl.h".
 525         (AND): Undefine after including "ansidecl.h".
 526         (ULONG_MAX): Define if not defined.
 527         (OP_*): Don't define macros; now defined in opcode/mips.h.
 528         (main): Call my_strtoul rather than strtoul.
 529         (my_strtoul): New static function.
 530
 531 Wed Jul 17 18:12:38 1996  Stu Grossman  (grossman@critters.cygnus.com)
 532
 533         * gencode.c (process_instructions):  Generate word64 and uword64
 534         instead of `long long' and `unsigned long long' data types.
 535         * interp.c:  #include sysdep.h to get signals, and define default
 536         for SIGBUS.
 537         * (Convert):  Work around for Visual-C++ compiler bug with type
 538         conversion.
 539         * support.h:  Make things compile under Visual-C++ by using
 540         __int64 instead of `long long'.  Change many refs to long long
 541         into word64/uword64 typedefs.
 542
 543 Wed Jun 26 12:24:55 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 544
 545         * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
 546         INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
 547         (docdir): Removed.
 548         * configure.in (AC_PREREQ): autoconf 2.5 or higher.
 549         (AC_PROG_INSTALL): Added.
 550         (AC_PROG_CC): Moved to before configure.host call.
 551         * configure: Rebuilt.
 552
 553 Wed Jun  5 08:28:13 1996  James G. Smith  <jsmith@cygnus.co.uk>
 554
 555         * configure.in: Define @SIMCONF@ depending on mips target.
 556         * configure: Rebuild.
 557         * Makefile.in (run): Add @SIMCONF@ to control simulator
 558         construction.
 559         * gencode.c: Change LOADDRMASK to 64bit memory model only.
 560         * interp.c: Remove some debugging, provide more detailed error
 561         messages, update memory accesses to use LOADDRMASK.
 562
 563 Mon Jun  3 11:55:03 1996  Ian Lance Taylor  <ian@cygnus.com>
 564
 565         * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
 566         AC_CHECK_LIB, and AC_CHECK_FUNCS.  Change AC_OUTPUT to set
 567         stamp-h.
 568         * configure: Rebuild.
 569         * config.in: New file, generated by autoheader.
 570         * interp.c: Include "config.h".  Include <stdlib.h>, <string.h>,
 571         and <strings.h> if they exist.  Replace #ifdef sun with #ifdef
 572         HAVE_ANINT and HAVE_AINT, as appropriate.
 573         * Makefile.in (run): Use @LIBS@ rather than -lm.
 574         (interp.o): Depend upon config.h.
 575         (Makefile): Just rebuild Makefile.
 576         (clean): Remove stamp-h.
 577         (mostlyclean): Make the same as clean, not as distclean.
 578         (config.h, stamp-h): New targets.
 579
 580 Fri May 10 00:41:17 1996  James G. Smith  <jsmith@cygnus.co.uk>
 581
 582         * interp.c (ColdReset): Fix boolean test. Make all simulator
 583         globals static.
 584
 585 Wed May  8 15:12:58 1996  James G. Smith  <jsmith@cygnus.co.uk>
 586
 587         * interp.c (xfer_direct_word, xfer_direct_long,
 588         swap_direct_word, swap_direct_long, xfer_big_word,
 589         xfer_big_long, xfer_little_word, xfer_little_long,
 590         swap_word,swap_long): Added.
 591         * interp.c (ColdReset): Provide function indirection to
 592         host<->simulated_target transfer routines.
 593         * interp.c (sim_store_register, sim_fetch_register): Updated to
 594         make use of indirected transfer routines.
 595
 596 Fri Apr 19 15:48:24 1996  James G. Smith  <jsmith@cygnus.co.uk>
 597
 598         * gencode.c (process_instructions): Ensure FP ABS instruction
 599         recognised.
 600         * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
 601         system call support.
 602
 603 Wed Apr 10 09:51:38 1996  James G. Smith  <jsmith@cygnus.co.uk>
 604
 605         * interp.c (sim_do_command): Complain if callback structure not
 606         initialised.
 607
 608 Thu Mar 28 13:50:51 1996  James G. Smith  <jsmith@cygnus.co.uk>
 609
 610         * interp.c (Convert): Provide round-to-nearest and round-to-zero
 611         support for Sun hosts.
 612         * Makefile.in (gencode): Ensure the host compiler and libraries
 613         used for cross-hosted build.
 614
 615 Wed Mar 27 14:42:12 1996  James G. Smith  <jsmith@cygnus.co.uk>
 616
 617         * interp.c, gencode.c: Some more (TODO) tidying.
 618
 619 Thu Mar  7 11:19:33 1996  James G. Smith  <jsmith@cygnus.co.uk>
 620
 621         * gencode.c, interp.c: Replaced explicit long long references with
 622         WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
 623         * support.h (SET64LO, SET64HI): Macros added.
 624
 625 Wed Feb 21 12:16:21 1996  Ian Lance Taylor  <ian@cygnus.com>
 626
 627         * configure: Regenerate with autoconf 2.7.
 628
 629 Tue Jan 30 08:48:18 1996  Fred Fish  <fnf@cygnus.com>
 630
 631         * interp.c (LoadMemory): Enclose text following #endif in /* */.
 632         * support.h: Remove superfluous "1" from #if.
 633         * support.h (CHECKSIM): Remove stray 'a' at end of line.
 634
 635 Mon Dec  4 11:44:40 1995  Jamie Smith  <jsmith@cygnus.com>
 636
 637         * interp.c (StoreFPR): Control UndefinedResult() call on
 638         WARN_RESULT manifest.
 639
 640 Fri Dec  1 16:37:19 1995  James G. Smith  <jsmith@cygnus.co.uk>
 641
 642         * gencode.c: Tidied instruction decoding, and added FP instruction
 643         support.
 644
 645         * interp.c: Added dineroIII, and BSD profiling support. Also
 646         run-time FP handling.
 647
 648 Sun Oct 22 00:57:18 1995  James G. Smith  <jsmith@pasanda.cygnus.co.uk>
 649
 650         * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
 651         gencode.c, interp.c, support.h: created.