sim/arm/ChangeLog

   1 2002-05-09  Nick Clifton  <nickc@cambridge.redhat.com>
   2
   3         * armos.c (ARMul_OSHandleSWI): Support the RedBoot SWI in ARM
   4         mode and some of its system calls.
   5
   6 2002-03-17  Anthony Green  <green@redhat.com>
   7
   8         * wrapper.c (mem_size): Increase the default target memory to 8MB.
   9
  10 2002-02-21  Keith Seitz  <keiths@redhat.com>
  11
  12         * armos.c (SWIWrite0): Use generic host_callback mechanism
  13         for supported OS functions "open", "close", "write", etc.
  14         (SWIopen): Likewise.
  15         (SWIread): Likewise.
  16         (SWIwrite): Likewise.
  17         (SWIflen): Likewise.
  18         (ARMul_OSHandleSWI): Likewise.
  19
  20 2002-02-05  Nick Clifton  <nickc@cambridge.redhat.com>
  21
  22         * wrapper.c (sim_create_inferior): Modify previous patch so that
  23         it is only triggered for COFF format executables.
  24
  25 2002-02-04  Nick Clifton  <nickc@cambridge.redhat.com>
  26
  27         * wrapper.c (sin_create_inferior): If a v5 architecture is
  28         detected, assume it might be an XScale binary, since there is no
  29         way to distinguish between the two in the COFF file format.
  30
  31 2002-01-10  Nick Clifton  <nickc@cambridge.redhat.com>
  32
  33         * arminit.c (ARMul_Abort): Fix parameters passed to CPRead[13].
  34         * armemu.c (ARMul_Emulate32): Fix parameters passed to CPRead[13]
  35         and CPRead[14].
  36         Fix formatting.  Improve layout.
  37         * armemu.h: Fix formatting.  Improve layout.
  38
  39 2002-01-09  Nick Clifton  <nickc@cambridge.redhat.com>
  40
  41         * wrapper.c (sim_fetch_register): If fetching more than 4 bytes
  42         return zeroes in the other words.
  43         General formatting tidy ups.
  44
  45 2001-11-16  Ben Harris  <bjh21@netbsd.org>
  46
  47         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
  48         $(srcdir)/....
  49         (armemu26.o): Ditto.
  50
  51 2001-10-18  Nick Clifton  <nickc@cambridge.redhat.com>
  52
  53         * armemu.h (CP_ACCESS_ALLOWED): New macro.
  54         Fix formatting.
  55         * armcopro.c (read_cp14_reg): Make static.
  56         (write_cp14_reg): Make static.
  57         (check_cp13_access): Use CP_ACCESS_ALLOWED macro.
  58         Fix formatting.
  59         * armsupp.c (ARMul_LDC): Check CP_ACCESS_ALLOWED.
  60         (ARMul_STC): Check CP_ACCESS_ALLOWED.
  61         (ARMul_MCR): Check CP_ACCESS_ALLOWED.
  62         (ARMul_MRC): Check CP_ACCESS_ALLOWED.
  63         (ARMul_CDP): Check CP_ACCESS_ALLOWED.
  64         Fix formatting.
  65         * armemu.c (MCRR): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not
  66         equal to 15.
  67         (MRRC): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not equal to 15.
  68         Fix formatting.
  69
  70 2001-05-11  Nick Clifton  <nickc@cambridge.redhat.com>
  71
  72         * armemu.c (ARMul_Emulate32): Fix handling of XScale LDRD and STRD
  73         instructions with post indexed addressing modes.
  74
  75 2001-05-08  Jens-Christian Lache  <lache@tu-harburg.de>
  76
  77         * armsupp.c (ARMul_FixCPSR): Check Mode not Bank in order to
  78         determine rocesor mode.
  79
  80 2001-04-18  matthew green  <mrg@redhat.com>
  81
  82         * armcopro.c (write_cp15_reg): Set CHANGEMODE if endianness changes.
  83         (read_cp15_reg): Make non-static.
  84         (XScale_cp15_LDC): Update for write_cp15_reg() change.
  85         (XScale_cp15_MCR): Likewise.
  86         (XScale_cp15_write_reg): Likewise.
  87         (XScale_check_memacc): New function. Check for breakpoints being
  88         activated by memory accesses.  Does not support the Branch Target
  89         Buffer.
  90         (XScale_set_fsr_far): New function. Set FSR and FAR for XScale.
  91         (XScale_debug_moe): New function. Set the debug Method Of Entry,
  92         if configured.
  93         (write_cp14_reg): Reset count counter if requested.
  94         * armdefs.h (struct ARMul_State): New members `LastTime' and
  95         `CP14R0_CCD' used for the timer/counters.
  96         (ARMul_CP13_R0_FIQ, ARMul_CP13_R0_IRQ, ARMul_CP13_R8_PMUS,
  97         ARMul_CP14_R0_ENABLE, ARMul_CP14_R0_CLKRST, ARMul_CP14_R0_CCD,
  98         ARMul_CP14_R0_INTEN0, ARMul_CP14_R0_INTEN1, ARMul_CP14_R0_INTEN2,
  99         ARMul_CP14_R0_FLAG0, ARMul_CP14_R0_FLAG1, ARMul_CP14_R0_FLAG2,
 100         ARMul_CP14_R10_MOE_IB, ARMul_CP14_R10_MOE_DB, ARMul_CP14_R10_MOE_BT,
 101         ARMul_CP15_R1_ENDIAN, ARMul_CP15_R1_ALIGN, ARMul_CP15_R5_X,
 102         ARMul_CP15_R5_ST_ALIGN, ARMul_CP15_R5_IMPRE, ARMul_CP15_R5_MMU_EXCPT,
 103         ARMul_CP15_DBCON_M, ARMul_CP15_DBCON_E1, ARMul_CP15_DBCON_E0): New
 104         defines for XScale registers.
 105         (XScale_check_memacc, XScale_set_fsr_far, XScale_debug_moe): Prototype.
 106         (ARMul_Emulate32, ARMul_Emulate26): Clean up function definition.
 107         (ARMul_Emulate32): Handle the clock counter and hardware instruction
 108         breakpoints.  Call XScale_set_fsr_far() for software breakpoints and
 109         software interrupts.
 110         (LoadMult): Call XScale_set_fsr_far() for data aborts.
 111         (LoadSMult): Likewise.
 112         (StoreMult): Likewise.
 113         (StoreSMult): Likewise.
 114         * armemu.h (write_cp15_reg): Update prototype.
 115         * arminit.c (ARMul_NewState): Initialise CP14R0_CCD and LastTime.
 116         (ARMul_Abort): If XScale, check for FIQ and IRQ being enabled in CP13
 117         register 0.
 118         * armvirt.c (GetWord): Call XScale_check_memacc().
 119         (PutWord): Likewise.
 120
 121 2001-03-20  Nick Clifton  <nickc@redhat.com>
 122
 123         * armvirt.c (ARMul_ReLoadInstr): Do not enable alignment checking
 124         when loading unaligned thumb instructions.
 125
 126 2001-03-06  Nick Clifton  <nickc@redhat.com>
 127
 128         * thumbemu.c (ARMul_ThumbDecode): Delete label bo_blx2.
 129         Compute destination address of BLX(1) instruction by
 130         taking bit 1 from PC and not from bit 0 of the offset.
 131
 132 2001-02-27  Nick Clifton  <nickc@redhat.com>
 133
 134         * armvirt.c (GetWord): Add new parameter - check - to enable or
 135         disable the alignment checking.
 136         (PutWord):  Add new parameter - check - to enable or disable the
 137         alignment checking.
 138         (ARMul_ReLoadInstr): Pass extra parameter to GetWord.
 139         (ARMul_ReadWord): Pass extra parameter to GetWord.
 140         (ARMul_WriteWord): Pass extra parameter to PutWord.
 141         (ARMul_StoreHalfWord): Pass extra parameter to PutWord.
 142         (ARMul_WriteByte): Pass extra parameter to GetWord.
 143         (ARMul_SwapWord): Pass extra parameter to PutWord.
 144         (ARMul_SafeReadByte): New Function: Read a byte but do not abort.
 145         (ARMul_SafeWriteByte): New Function: Write a byte but do not abort.
 146
 147         * armdefs.h: Add prototypes for ARMul_SafeReadByte and
 148         ARMul_SafeWriteByte.
 149
 150         * wrapper.c (sim_write): Use ARMul_SafeWriteByte.
 151         (sim_read): Use ARMul_SafeReadByte.
 152
 153         * armos.c (in_SWI_handler): Remove.
 154         (SWIWrite0): Use ARMul_SafeReadByte.
 155         (WriteCommandLineTo): Use ARMul_SafeWriteByte.
 156         (SWIopen): Use ARMul_SafeReadByte.
 157         (SWIread): Use ARMul_SafeWriteByte.
 158         (SWIwrite): Use ARMul_SafeReadByte.
 159         (ARMul_OSHandleSWI): Remove use of is_SWI_handler.
 160         (ARMul_OSException): Remove use of is_SWI_handler.
 161
 162 2001-02-16  Nick Clifton  <nickc@redhat.com>
 163
 164         * armemu.c: Remove Prefetch abort for breakpoints.  Instead set
 165         the state to RESUME.
 166
 167 2001-02-14  Nick Clifton  <nickc@redhat.com>
 168
 169         * armemu.c: Add code to preserve processor mode when a prefetch
 170         abort is signalled after processing a breakpoint.
 171
 172         * wrapper.c (sim_create_inferior): Reset processor into ARM mode
 173         for any machine type except the early ARMs.
 174
 175 2001-02-13  Nick Clifton  <nickc@redhat.com>
 176
 177         * armos.c (in_SWI_handler): New static variable.
 178         (ARMul_OSHandleSWI): Set in_SWI_handler whilst emulating a SWI.
 179         (ARMul_OSException): Ignore exceptions generated whilst emulating
 180         a SWI.
 181
 182 2001-02-12  Nick Clifton  <nickc@redhat.com>
 183
 184         * armemu.h (NEGBRANCH): Fix defintion.
 185
 186 2001-02-01  Nick Clifton  <nickc@redhat.com>
 187
 188         * armemu.c (LoadSMult): Update base address register after
 189         restoring register bank.
 190         (StoreMult): Update base address register after restoring register
 191         bank.
 192
 193 2001-01-31  Nick Clifton  <nickc@redhat.com>
 194
 195         * armvirt.c (PutWord): Detect installation of SWI vector.
 196         (SWI_vector_installed): Define.
 197         * armos.c (ARMul_OsInit): Reset SWI_vector_installed.
 198         * armos.h (SWI_vector_installed): Declare.
 199         * wrapper.c (SWI_vector_installed): Remove definition.
 200         (sim_write): Remove check of SWI vector installation
 201
 202 2000-12-18  Nick Clifton  <nickc@redhat.com>
 203
 204         * armemu.c (ARMul_Emulate26): Fix test for StoreDouble
 205         instruction.
 206
 207 2000-12-10  Nick Clifton  <nickc@redhat.com>
 208
 209         * armos.c (ARMul_OSHandleSWI): Add 0x91 as an FPE SWI.
 210
 211 2000-12-07  Nick Clifton  <nickc@redhat.com>
 212
 213         * armemu.c (ARMul_Emulate26): Detect double word load and
 214         store instructions and call emulation routines.
 215         (Handle_Load_Double): Emulate a double word load instruction.
 216         (Handle_Store_Double): Emulate a double word store
 217         instruction.
 218
 219 2000-12-03  Nick Clifton  <nickc@redhat.com>
 220
 221         * armos.c: Fix formatting.
 222         (ARMul_OSHandleSWI): Suppress support of DEMON SWIs when in xscale
 223         mode.
 224
 225 2000-11-29  Nick Clifton  <nickc@redhat.com>
 226
 227         * armdefs.h (State): Add 'v5e' and 'xscale' fields.
 228         (ARM_v5e_Prop): Define.
 229         (ARM_XScale_Prop): Define.
 230
 231         * wrapper.c (sim_create_inferior): Select processor based on
 232         machine number.
 233         (SWI_vector_installed): New boolean.  Set to true if the SWI
 234         vector address is written to by the executable.
 235
 236         * arminit.c (ARMul_NewState): Switch default to 32 bit mode.
 237         (ARMul_SelectProcessor): Initialise v5e and xscale signals.
 238         (ARMul_Abort): Fix calculation of LR address.
 239
 240         * armos.c (ARMul_OSHandleSWI): If a SWI vector has been installed
 241         and a SWI is not handled by the simulator, pass the SWI off to the
 242         vector, otherwise issue a warning message and continue.
 243
 244         * armsupp.c (ARMul_CPSRAltered): Set S bit aswell.
 245
 246         * thumbemu.c: Add v5 instruction simulation.
 247         * armemu.c: Add v5, XScale and El Segundo instruction simulation.
 248
 249         * armcopro.c: Add XScale co-processor emulation.
 250         * armemu.h: Add exported XScale co-processor functions.
 251
 252 2000-09-15  Nick Clifton  <nickc@redhat.com>
 253
 254         * armdefs.h: Rename StrongARM property to v4_ARM and add v5 ARM
 255         property.  Delete unnecessary processor names.
 256         (ARM_Strong_Prop): Delete.
 257         (STRONGARM): Delete.
 258         (ARM_v4_Prop): Add.
 259         (ARM_v5_Prop): Add
 260         (State): Delete is_StrongARM boolean.  Add is_v4 and is_v5
 261         booleans.
 262
 263         * armemu.h (BUSUSEDINCPCS): Use is_v4 boolean.
 264         (BUSUSEDINCPCN): Use is_v4 boolean.
 265
 266         * arminit.c (ARMul_NewState): Initialise is_v4 and is_v5 fields.
 267         (ARMul_SelectProcessor): Change second parameter from 'processor'
 268         to 'properties'.  Set is_v4 and is_v5 booleans in State.
 269
 270         * armrdi.c: Remove use of ARM processor names.  Replace with ARM
 271         processor properties.
 272
 273         * wrapper.c (sim_create_inferior): Choose properties passed to
 274         ARMul_SelectProcessor based on machine number.
 275
 276 2000-08-14  Nick Clifton  <nickc@redhat.com>
 277
 278         * armemu.c (LHPOSTDOWN): Compute write back value before
 279         performing load in case the offset register is overwritten.
 280         (LHPOSTUP): Ditto.
 281
 282 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 283
 284         * wrapper.c (sim_create_inferior): Fix typo in the previous patch.
 285
 286 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 287
 288         * wrapper.c (sim_create_inferior): Reset mode to ARM when creating a
 289         new inferior.
 290
 291 2000-07-04  Alexandre Oliva  <aoliva@redhat.com>
 292
 293         * armvirt.c (ABORTS): Do not define.
 294
 295         * armdefs.h (struct ARMul_State): Add is_StrongARM.
 296         (ARM_Strong_Prop, STRONGARM): Define.
 297         * arminit.c (ARMul_NewState): Reset is_StrongARM.
 298         (ARMul_SelectProcessor): Set is_StrongARM.
 299         * wrapper.c (sim_create_inferior): Use bfd machine type to
 300         determine processor type to emulate.
 301         * armemu.h (BUSUSEDINCPCS, BUSUSEDINCPCN): Don't increment PC
 302         when emulating StrongARM.
 303
 304         * armemu.c (ARMul_Emulate, t_undefined): Proceed to next insn.
 305
 306         * armemu.h (INSN_SIZE): New macro.
 307         (SET_ABORT): Save CPSR in SPSR and set LR.
 308         * armemu.c (ARMul_Emulate, isize): Set to INSN_SIZE.
 309         (WriteR15, WriteSR15): Do not discard bit 1 in Thumb mode.
 310         * arminit.c (ARMul_Abort): Use new SETABORT and INSN_SIZE.
 311
 312         * armemu.c (LoadSMult): Use WriteR15() to discard the least
 313         significant bits of PC.
 314
 315         * armemu.h (WRITEDESTB): New macro.
 316         * armemu.c (ARMul_Emulate26, bl): Use WriteR15Branch() to
 317         modify PC.  Moved the existing logic...
 318         (WriteR15Branch): ... here.  New function.
 319         (WriteR15, WriteSR15): Drop the two least significant bits.
 320         (LoadSMult): Use WriteR15Branch() to modify PC.
 321         (LoadMult): Use WRITEDESTB() instead of WRITEDEST().
 322
 323         * armemu.h (GETSPSR): Call ARMul_GetSPSR().
 324         * armsupp.c (ARMul_CPSRAltered): Zero out bits as they're
 325         extracted from state->Cpsr, but preserve the unused bits.
 326         (ARMul_GetCPSR): Get bits preserved in state->Cpsr.
 327         (ARMul_GetSPSR, ARMul_FixCPSR): Use ARMul_GetCPSR() to
 328         get the full CPSR word.
 329
 330         * armemu.h (PSR_FBITS, PSR_SBITS, PSR_XBITS, PSR_CBITS): New.
 331         (SETPSR_F, SETPSR_S, SETPSR_X, SETPSR_C): New macros.
 332         (SETPSR, SET_INTMODE, SETCC): Removed.
 333         * armsupp.c (ARMul_FixCPSR, ARMul_FixSPSR): Do not test bit
 334         mask.  Use SETPSR_* to modify PSR.
 335         (ARMul_SetCPSR): Load all bits from value.
 336         * armemu.c (ARMul_Emulate, msr): Do not test bit mask.
 337
 338         * armemu.c (ARMul_Emulate): Compute writeback value before
 339         loading, since the offset register may be the destination
 340         register.
 341
 342         * armdefs.h (SYSTEMBANK): Define as USERBANK.
 343         * armsupp.c (ARMul_SwitchMode): Remove SYSTEMBANK cases.
 344
 345 2000-06-22  Alexandre Oliva  <aoliva@cygnus.com>
 346
 347         * armemu.c (Multiply64): Fix computation of flag N.
 348
 349         * armemu.c (MultiplyAdd64): Fix computation of flag N.
 350
 351 2000-06-20  Alexandre Oliva  <aoliva@cygnus.com>
 352
 353         * armemu.h (NEGBRANCH): Do not overwrite the two most significant
 354         bits of the offset.
 355
 356 2000-05-25  Nick Clifton  <nickc@cygnus.com>
 357
 358         * armcopro.c (MMUMCR): Only indicate mode change if a singal has
 359         really changed.
 360         (MMUWrite): Only indicate mode change if a singal has really
 361         changed.
 362
 363         * armdefs.h (SYSTEMMODE): Define.
 364         (BANK_CAN_ACEESS_SPSR): Define.
 365
 366         * armemu.c (ARM_Emulate26): If the mode has changed allow the PC
 367         to advance before stopping the emulation.
 368
 369         * arminit.c (ARMul_Reset): Ensure Mode field of State is set
 370         correctly.
 371
 372         * armos.c (ARMul_OSInit): Create a initial stack pointer for
 373         System mode.
 374
 375         * armsupp.c (ModeToBank): Remove unused first parameter.
 376         Add support for System Mode.
 377         (ARMul_GetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 378         (ARMul_SetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 379         (ARMul_FixSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 380         (ARMulSwitchMode): Add support for System Mode.
 381
 382 Wed May 24 14:40:34 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 383
 384         * configure: Regenerated to track ../common/aclocal.m4 changes.
 385
 386 2000-05-23  Nick Clifton  <nickc@cygnus.com>
 387
 388         * wrapper.c (sim_store_register): Special handling for CPSR
 389         register.
 390
 391 2000-03-11  Philip Blundell  <philb@gnu.org>
 392
 393         * armemu.c (LoadSMult, LoadMult): Correct handling of aborts.
 394         Patch from Allan Skillman <Allan.Skillman@arm.com>.
 395
 396 Wed Mar 22 15:24:21 2000  glen mccready  <gkm@pobox.com>
 397
 398         * wrapper.c (sim_open,sim_close): Copy into myname, free myname.
 399
 400 2000-02-08  Nick Clifton  <nickc@cygnus.com>
 401
 402         * wrapper.c: Fix compile time warning messages.
 403         * armcopro.c: Fix compile time warning messages.
 404         * armdefs.h: Fix compile time warning messages.
 405         * armemu.c: Fix compile time warning messages.
 406         * armemu.h: Fix compile time warning messages.
 407         * armos.c: Fix compile time warning messages.
 408         * armsupp.c: Fix compile time warning messages.
 409         * armvirt.c: Fix compile time warning messages.
 410         * bag.c: Fix compile time warning messages.
 411
 412 2000-02-02  Bernd Schmidt  <bernds@cygnus.co.uk>
 413
 414         * *.[ch]: Use indent to make readable.
 415
 416 1999-11-22  Nick Clifton  <nickc@cygnus.com>
 417
 418         * armos.c (SWIread): Generate an error message if a huge read is
 419         performed.
 420         (SWIwrite): Generate an error message if a huge write is
 421         performed.
 422
 423 1999-10-27  Nick Clifton  <nickc@cygnus.com>
 424
 425         * thumbemu.c (ARMul_ThumbDecode): Accept 0xbebe as a thumb
 426         breakpoint.
 427
 428 1999-10-08  Ulrich Drepper  <drepper@cygnus.com>
 429
 430         * armos.c (SWIopen): Always pass third parameter with 0666 since
 431         otherwise uninitialized memory gets access if the O_CREAT bit is
 432         set and so we possibly cannot access the file afterwards.
 433
 434 1999-09-29  Doug Evans  <devans@casey.cygnus.com>
 435
 436         * armos.c (SWIWrite0): Send output to stdout instead of stderr.
 437         (ARMul_OSHandleSWI, case SWI_WriteC,AngelSWI_Reason_WriteC): Ditto.
 438
 439 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 440
 441         * configure: Regenerated to track ../common/aclocal.m4 changes.
 442
 443 1999-05-08  Felix Lee  <flee@cygnus.com>
 444
 445         * configure: Regenerated to track ../common/aclocal.m4 changes.
 446
 447 1999-04-06  Keith Seitz  <keiths@cygnus.com>
 448
 449         * wrapper.c (stop_simulator): New global.
 450         (sim_stop): Set sim state to STOP and set
 451         stop_simulator.
 452         (sim_resume): Reset stop_simulator.
 453         (sim_stop_reason): If stop_simulator is set, tell gdb
 454         that the we took SIGINT.
 455         * armemu.c (ARMul_Emulate26): Don't loop forever. Stop if
 456         stop_simulator is set.
 457
 458 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 459
 460         * armemu.c (ARMul_Emulate26): If NEED_UI_LOOP_HOOK, call ui_loop_hook
 461         whenever the counter expires.
 462         * Makefile.in (SIM_EXTRA_CFLAGS): Include define NEED_UI_LOOP_HOOK.
 463
 464 1999-03-24  Nick Clifton  <nickc@cygnus.com>
 465
 466         * armemu.c (ARMul_Emulate26): Handle new breakpoint value.
 467         * thumbemu.c (ARMul_ThumbDecode): Handle new breakpoint value.
 468
 469 Mon Sep 14 09:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 470
 471         * wrapper.c (sim_open): Set endianness according to BFD or command
 472         line switch.
 473
 474         * tconfig.in: Define SIM_HAVE_BIENDIAN.
 475
 476 Thu Aug 27 11:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 477
 478         * armemu.c (Multiply64): Test for Rm (rather than Rs) not being
 479         the same as either RdHi or RdLo.
 480
 481 Thu Jul  2 10:24:35 1998  Nick Clifton  <nickc@cygnus.com>
 482
 483         * armos.c (ARMul_OSHandleSWI: AngelSWI_Reason_ReportException):
 484         Set Reg[0] based on reason for for the exception.
 485
 486 Thu Jun  4 15:22:03 1998  Jason Molenda  (crash@bugshack.cygnus.com)
 487
 488         * armos.c (SWIwrite0): New function.
 489         (WriteCommandLineTo): New function.
 490         (SWIopen): New function.
 491         (SWIread): New function.
 492         (SWIwrite): New function.
 493         (SWIflen): New function.
 494         (ARMul_OSHandleSWI): Call new functions instead of handling
 495         these here.
 496         (ARMul_OSHandleSWI): Handle Angel SWIs correctly.
 497         (*): Reformat spacing to be a bit more GNUly.
 498         Most code taken from a patch by Anthony Thompson
 499         (athompso@cambridge.arm.com)
 500
 501 Tue Jun  2 15:22:22 1998  Nick Clifton  <nickc@cygnus.com>
 502
 503         * armos.h: Add Angel SWI and its reason codes.
 504         * armos.c (ARMul_OSHandleSWI): Ignore Angel SWIs (for now).
 505
 506 Mon Jun  1 17:14:19 1998  Anthony Thompson (athompso@cambridge.arm.com)
 507
 508         * armos.c (ARMul_OSHandleSWI::SWI_Open): Handle special case
 509         of ":tt" to catch stdin in addition to stdout.
 510         (ARMul_OSHandleSWI::SWI_Seek): Return 0 or 1 to indicate failure
 511         or success of lseek().
 512
 513 Wed May 20 17:36:25 1998  Nick Clifton  <nickc@cygnus.com>
 514
 515         * armos.c (ARMul_OSHandleSWI): Special case code to catch attempts
 516         to open stdout.
 517
 518 Wed Apr 29 15:29:55 1998  Jeff Johnston  <jjohnstn@cygnus.com>
 519
 520         * armos.c (ARMul_OSHandleSWI): Added code for SWI_Clock,
 521         SWI_Flen, and SWI_Time.  Also fixed SWI_Seek code to only
 522         seek from offset 0 and not to use R2 for whence since it is
 523         not passed as part of the SWI call.
 524
 525 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 526
 527         * configure: Regenerated to track ../common/aclocal.m4 changes.
 528
 529 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 530
 531         * configure: Regenerated to track ../common/aclocal.m4 changes.
 532         * config.in: Ditto.
 533
 534 Sun Apr 26 15:20:26 1998  Tom Tromey  <tromey@cygnus.com>
 535
 536         * acconfig.h: New file.
 537         * configure.in: Reverted change of Apr 24; use sinclude again.
 538
 539 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 540
 541         * configure: Regenerated to track ../common/aclocal.m4 changes.
 542         * config.in: Ditto.
 543
 544 Fri Apr 24 11:20:19 1998  Tom Tromey  <tromey@cygnus.com>
 545
 546         * configure.in: Don't call sinclude.
 547
 548 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 549
 550         * configure: Regenerated to track ../common/aclocal.m4 changes.
 551
 552 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 553
 554         * configure: Regenerated to track ../common/aclocal.m4 changes.
 555
 556 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 557
 558         * configure: Regenerated to track ../common/aclocal.m4 changes.
 559
 560 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 561
 562         * configure: Regenerated to track ../common/aclocal.m4 changes.
 563
 564 Tue Mar 10 09:26:38 1998  Nick Clifton  <nickc@cygnus.com>
 565
 566         * armopts.h: Remove definition of LITTLEND - it is not used.
 567
 568 Tue Feb 17 12:35:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 569
 570         * wrapper.c (sim_store_register, sim_fetch_register): Pass in
 571         length parameter. Return -1.
 572
 573 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 574
 575         * configure: Regenerated to track ../common/aclocal.m4 changes.
 576
 577 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 578
 579         * configure: Regenerated to track ../common/aclocal.m4 changes.
 580
 581 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 582
 583         * configure: Regenerated to track ../common/aclocal.m4 changes.
 584
 585 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 586
 587         * configure: Regenerated to track ../common/aclocal.m4 changes.
 588         * config.in: Ditto.
 589
 590 Tue Dec  9 11:30:48 1997  Nick Clifton  <nickc@cygnus.com>
 591
 592         * Makefile.in: Updated with changes from branch.
 593         * armdefs.h:   ditto
 594         * armemu.c:    ditto   these changes
 595         * armemu.h:    ditto   add support for
 596         * armos.c:     ditto   the Thumb instruction
 597         * armsupp.c:   ditto   set and the new v4
 598         * armvirt.c:   ditto   architecture.
 599         * wrapper.c:   ditto
 600         * thumbemu.c:  New file from branch.
 601
 602
 603 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 604
 605         * configure: Regenerated to track ../common/aclocal.m4 changes.
 606
 607 Thu Oct 30 13:54:06 1997  Nick Clifton  <nickc@cygnus.com>
 608
 609         * armos.c (ARMul_OSHandleSWI): Add support for GetEnv SWI.  Patch
 610         from Tony Thompson at ARM: athompso@arm.com
 611
 612         * wrapper.c (sim_create_inferior): Add code to create an execution
 613         environment.  Patch from Tony Thompson at ARM: athompso@arm.com
 614
 615 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 616
 617         * wrapper.c (sim_load): Pass lma_p and sim_write args to
 618         sim_load_file.
 619
 620 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 621
 622         * configure: Regenerated to track ../common/aclocal.m4 changes.
 623
 624 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 625
 626         * configure: Regenerated to track ../common/aclocal.m4 changes.
 627
 628 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 629
 630         * configure: Regenerated to track ../common/aclocal.m4 changes.
 631
 632 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 633
 634         * configure: Regenerated to track ../common/aclocal.m4 changes.
 635
 636 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 637
 638         * configure: Regenerated to track ../common/aclocal.m4 changes.
 639
 640 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 641
 642         * configure: Regenerated to track ../common/aclocal.m4 changes.
 643
 644 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 645
 646         * configure: Regenerated to track ../common/aclocal.m4 changes.
 647
 648 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 649
 650         * configure: Regenerated to track ../common/aclocal.m4 changes.
 651         * config.in: Ditto.
 652
 653 Tue Aug 26 10:37:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 654
 655         * wrapper.c (sim_kill): Delete.
 656         (sim_create_inferior): Add ABFD argument.
 657         (sim_load): Move setting of PC from here.
 658         (sim_create_inferior): To here.
 659
 660 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 661
 662         * configure: Regenerated to track ../common/aclocal.m4 changes.
 663         * config.in: Ditto.
 664
 665 Mon Aug 25 15:35:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 666
 667         * wrapper.c (sim_open): Add ABFD argument.
 668
 669 Tue May 20 10:13:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 670
 671         * wrapper.c (sim_open): Add callback argument.
 672         (sim_set_callbacks): Drop SIM_DESC argument.
 673
 674 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 675
 676         * configure: Regenerated to track ../common/aclocal.m4 changes.
 677
 678 Fri Apr 18 13:32:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 679
 680         * wrapper.c (sim_stop): Stub sim_stop function.
 681
 682 Thu Apr 17 18:33:01 1997  Fred Fish  <fnf@cygnus.com>
 683
 684         * arminit.c (ARMul_NewState): Preinitialize the state to
 685         all zero/NULL.
 686
 687 Thu Apr 17 02:39:02 1997  Doug Evans  <dje@canuck.cygnus.com>
 688
 689         * Makefile.in (SIM_OBJS): Add sim-load.o.
 690         * wrapper.c (sim_kind,myname): New static locals.
 691         (sim_open): Set sim_kind, myname.
 692         (sim_load): Call sim_load_file to do work.  Set start address from bfd.
 693         (sim_create_inferior): Return SIM_RC.  Delete start_address arg.
 694
 695 Thu Apr 17 11:48:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 696
 697         * wrapper.c (sim_trace): Update so that it matches prototype.
 698
 699 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 700
 701         * configure: Regenerated to track ../common/aclocal.m4 changes.
 702         * config.in: Ditto.
 703
 704 Mon Apr  7 12:01:17 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 705
 706         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 707         $(srcdir)/....
 708         (armemu26.o): Ditto.
 709
 710 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 711
 712         * wrapper.c (sim_open): New arg `kind'.
 713
 714         * configure: Regenerated to track ../common/aclocal.m4 changes.
 715
 716 Wed Apr  2 14:50:44 1997  Ian Lance Taylor  <ian@cygnus.com>
 717
 718         * COPYING: Update FSF address.
 719
 720 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 721
 722         * configure: Regenerated to track ../common/aclocal.m4 changes.
 723
 724 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 725
 726         * configure: Regenerated to track ../common/aclocal.m4 changes.
 727
 728 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 729
 730         * configure: Re-generate.
 731
 732 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 733
 734         * configure: Regenerate to track ../common/aclocal.m4 changes.
 735
 736 Thu Mar 13 12:38:56 1997  Doug Evans  <dje@canuck.cygnus.com>
 737
 738         * wrapper.c (sim_open): Has result now.
 739         (sim_*): New SIM_DESC argument.
 740
 741 Tue Feb  4 13:22:21 1997  Doug Evans  <dje@canuck.cygnus.com>
 742
 743         * Makefile.in (@COMMON_MAKEFILE_FRAG@): Use
 744         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 745         * configure.in: sinclude ../common/aclocal.m4.
 746         * configure: Regenerated.
 747
 748 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 749
 750         * configure configure.in Makefile.in:  Update to new configure
 751         scheme which is more compatible with WinGDB builds.
 752         * configure.in:  Improve comment on how to run autoconf.
 753         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 754         * Makefile.in:  Use autoconf substitution to install common
 755         makefile fragment.
 756
 757 Wed Nov 20 01:05:10 1996  Doug Evans  <dje@canuck.cygnus.com>
 758
 759         * run.c: Deleted, use one in ../common now.
 760         * Makefile.in: Delete everything that's been moved to
 761         ../common/Make-common.in.
 762         (SIM_OBJS): Define.
 763         * configure.in: Simplify using macros in ../common/aclocal.m4.
 764         * configure: Regenerated.
 765         * config.in: New file.
 766         * armos.c: #include config.h.
 767         * wrapper.c (mem_size): Value is in bytes now.
 768         (sim_callback): New global.
 769         (arm_sim_set_profile{,_size}): Delete.
 770         (arm_sim_set_mem_size): Rename to sim_size.
 771         (sim_do_command): Call printf_filtered via callback.
 772         (sim_set_callbacks): Record callback.
 773
 774 Thu Oct  3 16:10:27 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 775
 776         * Makefile.in (mostlyclean): Remove config.log.
 777
 778 Wed Jun 26 12:17:24 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 779
 780         * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
 781         INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
 782         (docdir): Removed.
 783         * configure.in (AC_PREREQ): autoconf 2.5 or higher.
 784         (AC_PROG_INSTALL): Added.
 785         * configure: Rebuilt.
 786
 787 Wed Feb 21 12:14:31 1996  Ian Lance Taylor  <ian@cygnus.com>
 788
 789         * configure: Regenerate with autoconf 2.7.
 790
 791 Fri Dec 15 16:27:30 1995  Ian Lance Taylor  <ian@cygnus.com>
 792
 793         * run.c (main): Use new bfd_big_endian macro.
 794
 795 Mon Nov 20 17:40:38 1995  Doug Evans  <dje@canuck.cygnus.com>
 796
 797         * run.c: Include "getopt.h".
 798         (verbose): Delete.
 799         (usage): Make static.
 800         (main): Call arm_sim_set_verbosity.
 801         Only load sections marked SEC_LOAD.
 802         * wrapper.c (mem_size, verbosity): New static global.
 803         (arm_sim_set_mem_size): Renamed from sim_size.  Callers updated.
 804         (arm_sim_set_profile{,_size}): Renamed from sim_foo.  Callers updated.
 805
 806 Fri Nov 17 19:35:11 1995  Doug Evans  <dje@canuck.cygnus.com>
 807
 808         * armdefs.h (ARMul_State): New member `verbose'.
 809         * armrdi.c (ARMul_ConsolePrint): Add missing va_end.
 810         * run.c (verbose): Make global.
 811         * wrapper.c (init): Set state->verbose.
 812         (ARMul_ConsolePrint): Don't print anything if !verbose.
 813
 814 Fri Oct 13 15:30:30 1995  Doug Evans  <dje@canuck.cygnus.com>
 815
 816         * armos.c: #include dbg_rdi.h.
 817         (ARMul_OSHandleSWI): Handle SWI_Breakpoint.
 818         * armos.h (SWI_Breakpoint): Define.
 819         * wrapper.c: #include armemu.h, dbg_rdi.h.
 820         (rc): Delete.
 821         (sim_resume): Use state->EndCondition to record stop state.
 822         Call FLUSHPIPE before returning.
 823         (sim_stop_reason): Determine reason from state->EndCondition.
 824
 825 Fri Oct 13 15:04:05 1995  steve chamberlain  <sac@slash.cygnus.com>
 826
 827         * wrapper.c (sim_set_callbacks): New.
 828
 829 Thu Sep 28 19:45:56 1995  Doug Evans  <dje@deneb.cygnus.com>
 830
 831         * armos.c (ARMul_OSHandleSWI): Result of read/write calls is
 832         number of bytes not read/written (or -1).
 833
 834 Wed Sep 20 13:35:54 1995  Ian Lance Taylor  <ian@cygnus.com>
 835
 836         * Makefile.in (maintainer-clean): New synonym for realclean.
 837
 838 Fri Sep  8 14:27:20 1995  Ian Lance Taylor  <ian@cygnus.com>
 839
 840         * configure.in: Remove AC_PROG_INSTALL.
 841         * configure: Rebuild.
 842         * Makefile.in (INSTALL): Revert to using install.sh.
 843         (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
 844         (INSTALL_XFORM, INSTALL_XFORM1): Restore.
 845         (mostlyclean): Make the same as clean, not distclean.
 846         (clean): Remove config.log.
 847         (install): Don't install in $(tooldir).
 848
 849 Thu Sep  7 12:00:17 1995  Doug Evans  <dje@canuck.cygnus.com>
 850
 851         (Try to) Update to new bfd autoconf scheme.
 852         * run.c: Don't include sysdep.h.
 853         * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
 854         (CC, CFLAGS, AR, RANLIB): Likewise.
 855         (HDEFINES, TDEFINES): Define.
 856         (CC_FOR_BUILD): Delete.
 857         (host_makefile_frag): Delete.
 858         (Makefile): Don't depend on frags.
 859         * configure.in (sysdep.h): Don't create symlink.
 860         (host_makefile_frag, frags): Deleted.
 861         (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
 862         * configure: Regenerated.
 863
 864 Thu Aug  3 10:45:37 1995  Fred Fish  <fnf@cygnus.com>
 865
 866         * Update all FSF addresses except those in COPYING* files.
 867
 868 Wed Jul  5 16:15:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 869
 870         * Makefile.in (clean): Remove run, libsim.a.
 871
 872         * Makefile.in, configure.in: converted to autoconf.
 873         * configure: New file, generated with autconf 2.4.
 874
 875         * arm.mt: Removed.
 876
 877 Fri Jun 30 16:49:47 1995  Stan Shebs  <shebs@andros.cygnus.com>
 878
 879         * wrapper.c (sim_do_command): New function.
 880
 881 Tue Jun 13 10:57:32 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 882
 883         * armos.c (ARMul_OSHandleSWI): New version to work with
 884         newlib simply.
 885
 886 Thu Jun  8 14:37:14 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 887
 888         * run.c (main): Grab return value from right register.
 889
 890 Wed May 24 14:37:31 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 891
 892         * New.
 893
 894