sim/d10v/ChangeLog

   1 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
   2
   3         * configure: Regenerated to track ../common/aclocal.m4 changes.
   4
   5 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
   6
   7         * configure: Regenerated to track ../common/aclocal.m4 changes.
   8
   9 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  10
  11         * configure: Regenerated to track ../common/aclocal.m4 changes.
  12
  13 Wed Sep 10 22:30:24 1997  Martin M. Hunt  <hunt@cygnus.com>
  14
  15         * interp.c (sim_resume): Increment PC at end of rep
  16         loop.
  17
  18         * simops.c (OP_4201): Fix rachi instruction.
  19
  20 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
  21
  22         * configure: Regenerated to track ../common/aclocal.m4 changes.
  23
  24 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  25
  26         * configure: Regenerated to track ../common/aclocal.m4 changes.
  27         * config.in: Ditto.
  28
  29 Tue Aug 26 10:37:49 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  30
  31         * interp.c (sim_kill): Delete.
  32         (sim_create_inferior): Add ABFD argument.
  33         (sim_load): Move setting of PC from here.
  34         (sim_create_inferior): To here.
  35         (start_address): Delete variable.
  36
  37 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  38
  39         * configure: Regenerated to track ../common/aclocal.m4 changes.
  40         * config.in: Ditto.
  41
  42 Mon Aug 25 15:39:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  43
  44         * interp.c (sim_open): Add ABFD argument.
  45
  46 Tue May 20 10:14:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  47
  48         * interp.c (sim_open): Add callback argument.
  49         (sim_set_callbacks): Remove SIM_DESC argument.
  50
  51 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
  52
  53         * configure: Regenerated to track ../common/aclocal.m4 changes.
  54
  55 Tue Apr 22 10:29:23 1997  Doug Evans  <dje@canuck.cygnus.com>
  56
  57         * interp.c (sim_open): Undo patch to add -E support.
  58
  59 Fri Apr 18 13:39:01 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  60
  61         * interp.c (sim_stop): New function.
  62
  63 Thu Apr 17 02:42:00 1997  Doug Evans  <dje@canuck.cygnus.com>
  64
  65         * Makefile.in (SIM_OBJS): Add sim-load.o.
  66         * d10v_sim.h (exec_bfd): Rename to prog_bfd.
  67         * interp.c: #include bfd.h.
  68         (myname, sim_kind, start_address): New static locals.
  69         (prog_bfd_was_opened_p, prog_bfd): New static locals.
  70         (decode_pc): Update to use prog_bfd.
  71         (sim_open): Set sim_kind, myname.  Ignore -E arg.
  72         (sim_close): Close prog_bfd if simulator opened it.
  73         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
  74         (sim_load): Return SIM_RC.  New arg abfd.  Set start address from bfd.
  75         Call sim_load_file to load file into simulator.
  76         * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
  77
  78 Wed Apr 16 16:12:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  79
  80         * simops.c (OP_5F00): Only provide system calls SYS_execv,
  81         SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
  82
  83 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
  84
  85         * configure: Regenerated to track ../common/aclocal.m4 changes.
  86         * config.in: Ditto.
  87
  88 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
  89
  90         * interp.c (sim_open): New arg `kind'.
  91
  92         * configure: Regenerated to track ../common/aclocal.m4 changes.
  93
  94 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
  95
  96         * configure: Regenerated to track ../common/aclocal.m4 changes.
  97
  98 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
  99
 100         * configure: Re-generate.
 101
 102 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 103
 104         * configure: Regenerate to track ../common/aclocal.m4 changes.
 105
 106         * simops.c (OP_5F00): Remove old traps 1-3.  Make trap 15 the same
 107         as trap 0, which will be deprecated.  Only set errno, if an error
 108         in fact was returned.
 109
 110 Thu Mar 13 12:41:20 1997  Doug Evans  <dje@canuck.cygnus.com>
 111
 112         * interp.c: Delete redundant prototypes of sim_foo fns.
 113         (sim_open): New SIM_DESC result.  Argument is now in argv form.
 114         (other sim_*): New SIM_DESC argument.
 115
 116 Thu Mar 13 10:29:04 1997  Michael Meissner  <meissner@cygnus.com>
 117
 118         * simops.c (trace_{input,output}_func): Call flush_stdout from the
 119         callback functions.
 120         (OP_5F00): Ditto.
 121         (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
 122         (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
 123         setting the carry bit after an add or a subtract.
 124
 125 Wed Feb 12 16:04:15 1997  Michael Meissner  <meissner@cygnus.com>
 126
 127         * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
 128         40 bits of accumulators.  Sign/zero extend as appropriate.
 129
 130 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
 131
 132         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
 133         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 134         * configure.in: sinclude ../common/aclocal.m4.
 135         * configure: Regenerated.
 136
 137 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 138
 139         * configure configure.in Makefile.in:  Update to new configure
 140         scheme which is more compatible with WinGDB builds.
 141         * configure.in:  Improve comment on how to run autoconf.
 142         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 143         * Makefile.in:  Use autoconf substitution to install common
 144         makefile fragment.
 145
 146 Fri Dec 27 22:54:05 1996  Angela Marie Thomas (angela@cygnus.com)
 147
 148         * gencode.c: patch to not #include "d10v_sim.h" which
 149         unecessarily includes bfd.h and causes wingdb configure
 150         to fail.
 151
 152 Mon Dec 16 13:39:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 153
 154         * interp.c (xfer_mem): Change unified memory to 0x0.
 155
 156 Thu Nov 28 20:42:56 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 157
 158         * simops.c (OP_3E01): Fix tracing information.
 159         (OP_300{0,1}): Do not propigate sign.
 160
 161 Mon Nov 25 19:47:40 1996  Doug Evans  <dje@canuck.cygnus.com>
 162
 163         * config.in (WORDS_BIGENDIAN): Add.
 164         * configure: Regenerated.
 165         * d10v_sim.h: #include "config.h"
 166
 167 Sat Nov 23 09:34:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 168
 169         * gencode.c (write_opcodes): Eliminate warnings when generated
 170         table.c is compiled.
 171
 172 Wed Nov 20 19:41:40 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 173
 174         * interp.c (sim_open): Cast result of calloc, and make sure NULL
 175         was not returned.
 176         (dmem_addr): If address is illegal or in I/O space, signal a bus
 177         error.
 178         (pc_addr): Signal bus error, not illegal instruction for bogus
 179         pc.
 180
 181 Wed Nov 20 01:23:03 1996  Doug Evans  <dje@canuck.cygnus.com>
 182
 183         * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
 184         (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
 185         * configure.in: Simplify using macros in ../common/aclocal.m4.
 186         Call AC_CHECK_HEADERS(unistd.h).
 187         * configure: Regenerated.
 188         * config.in: New file.
 189         * interp.c: #include "callback.h".
 190         * simops.c: #include "config.h".  #include <unistd.h> if present.
 191
 192 Fri Nov  8 16:19:55 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 193
 194         * d10v-sim.h (simops): Add flag is_long.
 195         (State): Add pc_changed.  Instructions which update the PC should
 196         use the JMP macro which sets this.
 197         (JMP): New macro.  Sets the PC and the pc_changed flag.
 198
 199         * gencode.c (write_opcodes): Add is_long field.
 200
 201         * interp.c (lookup_hash): If we blindly apply a short opcode's mask
 202         to a long opcode we could get a false match.  Check the opcode size.
 203         (hash): Add a size field to the hash table.
 204         (sim_open): Initialize size field in hash table.
 205         (sim_resume): Change to logic for setting the PC.  Used to increment the
 206         PC if it had not been changed.  This didn't allow single-instruction loops.
 207         Now checks the flag State.pc_changed.  Also now stops when ^C is received.
 208         (dmem_addr): Fix translation of data segments to unified memory.
 209         (sim_ctrl_c): New function.  When ^C is received, set stop_simulator flag.
 210
 211         * simops.c: Changed all branch and jump instructions to use new JMP macro.
 212         (OP_20000000): Corrected trace information to show this is a ldi.l, not
 213         a ldi.s instruction.
 214
 215 Thu Oct 31 19:13:55 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 216
 217         * interp.c (sim_fetch_register, sim_store_register): Fix bug where
 218         updating the accumulators was overwriting other parts of the global
 219         State variable.
 220
 221 Wed Oct 30 17:35:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 222
 223         * interp.c (bfd.h) Don't include it here any more.
 224         (text{,_start,_end}): Move here from simops.c and make extern.
 225         (decode_pc): New function to return the PC as an address that the
 226         debugger can use.
 227         (dmem_addr): Print decoded PC in error message.
 228         (pc_addr): Ditto.
 229
 230         * simops.c (bfd.h) Don't include it here any more.
 231         (text{,_start,_end}): Move to simops.c.
 232         (trace_input_func): Move decoding of PC, and looking up .text
 233         start to decode_pc.
 234
 235         * d10v_sim.h (bfd.h): Include it here.
 236         (text{,_start,_end}): Add external declarations.
 237         (exec_bfd): Ditto.
 238         (decode_pc): Ditto.
 239
 240 Tue Oct 29 12:13:52 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 241
 242         * interp.c (sim_size): Now allocates unified memory for imap segments
 243         0,1,2, and 127. Initializes imap0 and imap1 to 0x1000.  Initializes dmap to 0.
 244         (sim_write): Just call xfer_mem().
 245         (sim_read): Just call xfer_mem().
 246         (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
 247         (dmem_addr): New function. Reads dmap register and translates data
 248         addresses to local addresses.
 249         (pc_addr): New function. Reads imap register and computes local address
 250         corresponding to contents of the PC.
 251         (sim_resume): Change to use pc_addr().
 252         (sim_create_inferior): Change reinitialization code. Also reinitializes
 253         imap[01] and dmap.
 254         (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
 255         (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
 256
 257         * simops.c (MEMPTR): Redefine to use dmem_addr().
 258         (OP_5F00): Replace references to STate.imem with dmem_addr().
 259
 260         * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
 261         (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
 262         (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
 263
 264 Tue Oct 22 15:22:33 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 265
 266         * d10v_sim.h (_ins_type): Reorganize, so that we can provide
 267         better statistics, like not counting NOPS as parallel
 268         instructions, and printing total cycles.
 269         (ins_type_counters): Make unsigned long.
 270         (left_nops,right_nops): Fold into ins_type_counters.
 271
 272         * simops.c (trace_input_func): Print new instruction types.
 273         Handle OP_R2R3 as input types.
 274         (OP_{38000000,7000}): Correctly sign extend bytes.
 275         (OP_5E00): Don't count NOPs as parallel instructions.
 276         (OP_460B): Remove unused variable.
 277         (OP_5F00): Ditto.
 278
 279         * interp.c (ins_type_counters): Make unsigned long.
 280         (left_nops,right_nops): Delete.
 281         (most functions): Add prototypes.
 282         (INLINE): If GCC and optimize define as __inline__.
 283         ({,lookup_}hash,get_operands): Declare as INLINE.
 284         (do_parallel): Count conditional operations.
 285         (add_commas): New function, to add commas every 3 digits.
 286         (sim_size): Call add_commas to print numbers.
 287         (sim_{open,resume}): Delete unused variables.
 288         (sim_info): Provide better statistics.
 289         (sim_read): Add int return type.
 290
 291 Mon Oct 21 16:16:26 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 292
 293         * interp.c (sim_resume): Change the way single-stepping and exceptions
 294         are handled so single-stepping works again.
 295
 296 Thu Oct 17 12:24:16 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 297
 298         * endian.c: Optimize simulated loads/stores on x86, AIX, and big
 299         endian hosts.
 300
 301         * configure.in (--enable-sim-bswap): New switch to enable using
 302         the BSWAP instruction on x86's.
 303         * configure: Regenerate.
 304
 305         * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
 306         support.
 307
 308 Wed Oct 16 13:50:06 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 309
 310         * endian.c: New file.  Move endian functions here from interp.c.
 311         Optimize code, and make it work as either inline functions or as a
 312         separate file.
 313
 314         * interp.c: Move endian functions from here to endian.c.
 315
 316         * Makefile.in (INCLUDE): Add endian.c.
 317         (run,libsim.a): Add dependency on endian.o.
 318         (endian.o): Add dependency.
 319
 320         * d10v_sim.h (read/write support): Always go through the machine
 321         independent endian functions.  If compiling with GCC and
 322         optimizing, include endian.c so the endian functions are inlined.
 323
 324         * simops.c (OP_5F00): Correct tracing of accumulators.
 325
 326 Tue Oct 15 10:57:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 327
 328         * simops.c (OP_5F00): Add support for getpid, kill system calls.
 329
 330         * interp.c (do_{2_short,parallel}): If an exception is raised,
 331         don't execute the second instruction.
 332
 333 Sat Oct 12 22:17:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 334
 335         * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
 336         temporary in case the register is overriden when loading.
 337         (OP_6200): Output type is OP_DREG for tracing.
 338
 339 Fri Oct  4 23:46:18 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 340
 341         * d10v_sim.h (struct _state): Add mem_{min,max} fields.
 342
 343         * interp.c (sim_size): Initialize mem_{min,max} fields.
 344         (sim_write): Update mem_{min,max} fields.
 345         (sim_resume): If PC is not in the minimum/maximum memory range,
 346         abort.
 347         (sim_create_inferior): Preserve mem_{min,max} fields.
 348
 349 Fri Sep 27 13:11:58 1996  Mark Alexander  <marka@cygnus.com>
 350
 351         * simops.c (OP_5F00): Add support for time() system call.
 352
 353 Wed Sep 25 16:31:41 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 354
 355         * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
 356         stored if tracing.
 357         (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
 358         system calls.
 359
 360 Mon Sep 23 17:55:30 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 361
 362         * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
 363         (trace_input_func): Add support for  OP_{CONSTANT8,R2,R3}.
 364         (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
 365         to call/subroutine returns to trace the first two arguments and
 366         the return value.  For small jumps, use CONSTANT8, not CONSTANT16.
 367
 368 Fri Sep 20 15:36:45 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 369
 370         * interp.c (sim_create_inferior): Reinitialize State every time
 371         sim_create_inferior() is called.
 372
 373 Thu Sep 19 21:38:20 1996  Michael Meissner  <meissner@wogglebug.ziplink.net>
 374
 375         * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
 376         on comparisons.
 377         (OP_401): Fix tracing information.
 378
 379 Thu Sep 19 10:30:22 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 380
 381         * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
 382         (trace_input_func): Use them.
 383         (trace_input_func): Make sure there is a trailing space after the
 384         instruction.
 385         (OP_6200): Fix tracing info.
 386
 387         * Makefile.in (run): Add dependencies on libbfd.a and
 388         libiberity.a.
 389
 390 Wed Sep 18 09:13:25 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 391
 392         * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
 393         numbers and function names in debug trace.
 394         (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
 395         DEBUG_LINE_NUMBER.
 396         (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
 397         and exit system call trap being executed.
 398
 399         * interp.c (sim_stop_reason): Set exit code correctly for stop
 400         instruction and exit system call trap.
 401
 402         * configure.in (--enable-sim-cflags): Remove trace case.
 403         (--enable-sim-debug): New switch to set the debug values.
 404         * configure: Regenerate.
 405
 406         * simops.c (trace_{input,output}_func): Rename from
 407         trace_{input,output}.
 408         (trace_{input,output}): Call trace_{input,output}_func if
 409         d10v_debug is non-zero.
 410         (SIZE_INSTRUCTION): Cut down to 8.
 411         (SIZE_OPERANDS): Cut down to 18.
 412         (SIZE_LOCATION): New value for size of line number, function name
 413         field.
 414         (init_text_p,text{,_start,_end}): New static variables for
 415         printing line number and function name.
 416         (exec_bfd): New external that run.c sets.
 417         (trace_input_func): Print line number and function name if
 418         available and if desired.
 419         (OP_4E09): Don't print out DBT message.
 420         (OP_5FE0): Set exception field to SIG_D10V_STOP.
 421         (OP_5F00): Set exception field to SIG_D10V_EXIT.
 422
 423 Sat Sep 14 22:18:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 424
 425         * interp.c (do_2_short): If the instruction encodes jump->ins,
 426         don't do the second instruction if the jump succeeds.
 427
 428 Fri Sep 13 22:35:19 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 429
 430         * simops.c (OP_5F00): Use unknown traps to print all GPRs,
 431         accumulators, PC, and F0/F1/C flags.
 432
 433 Thu Sep 12 12:50:11 1996  Mark Alexander  <marka@cygnus.com>
 434
 435         * simops.c (OP_5F00): Fix problems with system calls.
 436
 437 Thu Sep 12 12:19:28 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 438
 439         * simops.c (OP_5F00): Correct tracing information for trap.
 440
 441 Wed Sep 11 18:55:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 442
 443         * Makefile.in (CSEARCH): Correctly find opcodes directory.
 444
 445 Mon Sep  9 13:27:26 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 446
 447         * simops.c (trace_output): Properly align accumulator output.
 448         (OP_3{0,2,4}00): Properly parenthesize test expression.  Add error
 449         if shift count is too high.
 450         (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
 451         (OP_4E09): Make cpfg properly trace the input flags.
 452         (op_types): Add OP_FLAG_OUTPUT.
 453         (trace_{input,output}): Support OP_FLAG_OUTPUT.
 454         (OP_31000000): This ld2w varient is a 16-bit memory reference, not
 455         an 8-bit memory reference instruction for tracing purposes.
 456         (OP_201): Addi needs to set the carry.
 457
 458 Fri Sep  6 17:56:17 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 459
 460         * simops.c (OP_2600, OP_2601): Changed min and max comparisons
 461         to use signed register values.
 462
 463 Wed Sep  4 11:35:17 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 464
 465         * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
 466         output.
 467         (_ins_type): New enumeration to specify which container an
 468         instruction is in, and whether it is part of a parallel operation.
 469         (_state): Add ins_type field.
 470         ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
 471         (ins_type_counters): Counters for the various instruction types.
 472         ({left,right}_nops): Counters for the number of nops in each
 473         container.
 474         (d10v_debug): New variable to indicate whether debugging is turned
 475         on.
 476
 477         * simops.c: (all functions): Change all #ifdef DEBUG code so that
 478         the input and output values can be traced, along with the
 479         instruction type.  Make the -t option enable tracing.
 480         (all functions): Change printf calls to use the printf_filtered
 481         function in the callback table.
 482
 483         * interp.c (_leftright): New enumeration to say whether 2 short
 484         instructions are done left first or right first.
 485         (do_{long,2_short,parallel}): Indicate in the machine state which
 486         type of instruction this is.  Count each of the types of
 487         instructions executed.
 488         (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
 489         flag is set.
 490         (sim_resume): Pass left/right indication to do_2_short.
 491         (all functions): Change printf calls to use the printf_filtered
 492         function in the callback table.
 493         (sim_trace): Turn on debug flag if DEBUG was defined, and call
 494         sim_resume.
 495         (sim_info): Print out statistics on instructions.
 496         (sim_{trace,create_inferior}): Eliminate extraneous output unless
 497         debugging.
 498         (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
 499         Only initialize the hash table the first time sim_open is called.
 500
 501         * Makefile.in: Make objects depend on d10v_sim.h.
 502         ({,SIM_}CFLAGS): Include configure dependent switches.  Setting
 503         CFLAGS does not override host/target defines or SIM_CFLAGS.
 504         (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
 505         (run): By default, the math library is not needed to be linked
 506         in.
 507         ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
 508         overridden.
 509         (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
 510         makes.
 511         ({run,callback}.o): Provide explicit paths to their appropriate
 512         source directories.
 513         (gencode{,.o},d10v-opc.o): Split compilation into creating object
 514         and linking.  Instead of linking in libopcodes.a, just compile
 515         d10v-opc.o directly to handle canadian cross.
 516         (CSEARCH): Add opcodes directory.
 517
 518         * configure.in (--enable-sim-cflags): New switch to allow user to
 519         set the defaults.
 520         (CC_FOR_BUILD): Deal with canadian crosses.
 521         * configure: Regenerate.
 522
 523 Wed Sep 04 04:45:34 1996  Mark Alexander  <marka@cygnus.com>
 524
 525         * simops.c: Include correct syscall.h for d10v, not host's.
 526         Fix #ifdef SYS_stat.
 527
 528 Tue Sep  3 14:00:04 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 529
 530         * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
 531         Add trap 2 to be printf and trap 3 to be putchar.
 532
 533 Wed Aug 28 21:42:34 1996  Mark Alexander  <marka@cygnus.com>
 534
 535         * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
 536         for low-level system calls.
 537
 538 Wed Aug 28 17:33:19 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 539
 540         * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
 541
 542 Mon Aug 26 18:30:28 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 543
 544         * d10v_sim.h (SEXT32): Added.
 545         * interp.c: Commented out printfs.
 546         * simops.c:  Fixed error in sb and st2w.
 547
 548 Thu Aug 15 13:30:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 549
 550         * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
 551         DSP instructions.  Added modulo addressing.
 552
 553 Sun Aug 11 12:57:15 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 554
 555         * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
 556
 557 Fri Aug  2 17:44:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 558
 559         * d10v_sim.h, simops.c: Snapshot.
 560
 561 Thu Aug  1 17:05:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
 562
 563         * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
 564         gencode.c, interp.c, simops.c: Created.
 565