sim/arm/ChangeLog

   1 2002-05-27  Nick Clifton  <nickc@cambridge.redhat.com>
   2
   3         * thumbemu.c (ARMul_ThumbDecode, Case 31): Do not set LR to pc +
   4         2, it has already been advanced.
   5
   6 2002-05-23  Nick Clifton  <nickc@cambridge.redhat.com>
   7
   8         * thumbemu.c (ARMul_ThumbDecode): When decoding a BLX(1)
   9         instruction do not add in the second bit of the base address -
  10         this has already been accounted for.
  11
  12 2002-05-21  Nick Clifton  <nickc@cambridge.redhat.com>
  13
  14         * armcopro.c (check_cp13_access): Allow access to register 1 when
  15         CRm is 1.
  16         (write_cp13_reg): Allow bit 0 of reg 1 of CRm 1 to be written to.
  17
  18 2002-05-20  Nick Clifton  <nickc@cambridge.redhat.com>
  19
  20         * Makefile.in (SWI_TARGET_SWITCHES): Define.
  21         * armos.c (swi_mask): Define.  Initialise to supporting all
  22         SWI emulations.
  23         (ARMul_OSInit): For XScale targets, only support the ANGEL
  24         SWI interface.  (This is at the request if Intel).
  25         (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
  26         SWI call should be emulated.
  27         Do not fall through from AngelSWI_Reason_WriteC.
  28         Propagate exit code from RedBoot Exit SWI.
  29         * rdi-dgb.h (swi_mask): Prototype.
  30         (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
  31         * wrapper.c: Include run-sim.h.
  32         (sim_target_parse_command_line): New function.  Look for and
  33         handle --swi-support switch.
  34         (sim_target_parse_arg_array): New function.  Process an argv
  35         array for parsing by sim_target_parse_command_line.
  36         (sim_target_display_usage): New function.  Describe syntax of
  37         --swi-suppoort switch.
  38         (sim_open): Add call to sim_target_parse_arg_array).
  39
  40 2002-05-17  Nick Clifton  <nickc@cambridge.redhat.com>
  41
  42         * Makefile.in (SWI_TARGET_SWITCHES): Define.
  43         * armos.c (swi_mask): Define.  Initialise to supporting all
  44         SWI emulations.
  45         (ARMul_OSInit): For XScale targets, only support the ANGEL
  46         SWI interface.  (This is at the request if Intel).
  47         (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
  48         SWI call should be emulated.
  49         Do not fall through from AngelSWI_Reason_WriteC.
  50         Propagate exit code from RedBoot Exit SWI.
  51         * rdi-dgb.h (swi_mask): Prototype.
  52         (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
  53         * wrapper.c (sim_target_parse_command_line): New function.
  54         Look for and handle --swi-support switch.
  55         (sim_target_parse_arg_array): New function.  Process an argv
  56         array for parsing by sim_target_parse_command_line.
  57         (sim_target_display_usage): New function.  Describe syntax of
  58         --swi-suppoort switch.
  59         (sim_open): Add call to sim_target_parse_arg_array).
  60
  61 2002-05-09  Nick Clifton  <nickc@cambridge.redhat.com>
  62
  63         * armos.c (ARMul_OSHandleSWI): Support the RedBoot SWI in ARM
  64         mode and some of its system calls.
  65
  66 2002-03-17  Anthony Green  <green@redhat.com>
  67
  68         * wrapper.c (mem_size): Increase the default target memory to 8MB.
  69
  70 2002-02-21  Keith Seitz  <keiths@redhat.com>
  71
  72         * armos.c (SWIWrite0): Use generic host_callback mechanism
  73         for supported OS functions "open", "close", "write", etc.
  74         (SWIopen): Likewise.
  75         (SWIread): Likewise.
  76         (SWIwrite): Likewise.
  77         (SWIflen): Likewise.
  78         (ARMul_OSHandleSWI): Likewise.
  79
  80 2002-02-05  Nick Clifton  <nickc@cambridge.redhat.com>
  81
  82         * wrapper.c (sim_create_inferior): Modify previous patch so that
  83         it is only triggered for COFF format executables.
  84
  85 2002-02-04  Nick Clifton  <nickc@cambridge.redhat.com>
  86
  87         * wrapper.c (sin_create_inferior): If a v5 architecture is
  88         detected, assume it might be an XScale binary, since there is no
  89         way to distinguish between the two in the COFF file format.
  90
  91 2002-01-10  Nick Clifton  <nickc@cambridge.redhat.com>
  92
  93         * arminit.c (ARMul_Abort): Fix parameters passed to CPRead[13].
  94         * armemu.c (ARMul_Emulate32): Fix parameters passed to CPRead[13]
  95         and CPRead[14].
  96         Fix formatting.  Improve layout.
  97         * armemu.h: Fix formatting.  Improve layout.
  98
  99 2002-01-09  Nick Clifton  <nickc@cambridge.redhat.com>
 100
 101         * wrapper.c (sim_fetch_register): If fetching more than 4 bytes
 102         return zeroes in the other words.
 103         General formatting tidy ups.
 104
 105 2001-11-16  Ben Harris  <bjh21@netbsd.org>
 106
 107         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 108         $(srcdir)/....
 109         (armemu26.o): Ditto.
 110
 111 2001-10-18  Nick Clifton  <nickc@cambridge.redhat.com>
 112
 113         * armemu.h (CP_ACCESS_ALLOWED): New macro.
 114         Fix formatting.
 115         * armcopro.c (read_cp14_reg): Make static.
 116         (write_cp14_reg): Make static.
 117         (check_cp13_access): Use CP_ACCESS_ALLOWED macro.
 118         Fix formatting.
 119         * armsupp.c (ARMul_LDC): Check CP_ACCESS_ALLOWED.
 120         (ARMul_STC): Check CP_ACCESS_ALLOWED.
 121         (ARMul_MCR): Check CP_ACCESS_ALLOWED.
 122         (ARMul_MRC): Check CP_ACCESS_ALLOWED.
 123         (ARMul_CDP): Check CP_ACCESS_ALLOWED.
 124         Fix formatting.
 125         * armemu.c (MCRR): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not
 126         equal to 15.
 127         (MRRC): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not equal to 15.
 128         Fix formatting.
 129
 130 2001-05-11  Nick Clifton  <nickc@cambridge.redhat.com>
 131
 132         * armemu.c (ARMul_Emulate32): Fix handling of XScale LDRD and STRD
 133         instructions with post indexed addressing modes.
 134
 135 2001-05-08  Jens-Christian Lache  <lache@tu-harburg.de>
 136
 137         * armsupp.c (ARMul_FixCPSR): Check Mode not Bank in order to
 138         determine rocesor mode.
 139
 140 2001-04-18  matthew green  <mrg@redhat.com>
 141
 142         * armcopro.c (write_cp15_reg): Set CHANGEMODE if endianness changes.
 143         (read_cp15_reg): Make non-static.
 144         (XScale_cp15_LDC): Update for write_cp15_reg() change.
 145         (XScale_cp15_MCR): Likewise.
 146         (XScale_cp15_write_reg): Likewise.
 147         (XScale_check_memacc): New function. Check for breakpoints being
 148         activated by memory accesses.  Does not support the Branch Target
 149         Buffer.
 150         (XScale_set_fsr_far): New function. Set FSR and FAR for XScale.
 151         (XScale_debug_moe): New function. Set the debug Method Of Entry,
 152         if configured.
 153         (write_cp14_reg): Reset count counter if requested.
 154         * armdefs.h (struct ARMul_State): New members `LastTime' and
 155         `CP14R0_CCD' used for the timer/counters.
 156         (ARMul_CP13_R0_FIQ, ARMul_CP13_R0_IRQ, ARMul_CP13_R8_PMUS,
 157         ARMul_CP14_R0_ENABLE, ARMul_CP14_R0_CLKRST, ARMul_CP14_R0_CCD,
 158         ARMul_CP14_R0_INTEN0, ARMul_CP14_R0_INTEN1, ARMul_CP14_R0_INTEN2,
 159         ARMul_CP14_R0_FLAG0, ARMul_CP14_R0_FLAG1, ARMul_CP14_R0_FLAG2,
 160         ARMul_CP14_R10_MOE_IB, ARMul_CP14_R10_MOE_DB, ARMul_CP14_R10_MOE_BT,
 161         ARMul_CP15_R1_ENDIAN, ARMul_CP15_R1_ALIGN, ARMul_CP15_R5_X,
 162         ARMul_CP15_R5_ST_ALIGN, ARMul_CP15_R5_IMPRE, ARMul_CP15_R5_MMU_EXCPT,
 163         ARMul_CP15_DBCON_M, ARMul_CP15_DBCON_E1, ARMul_CP15_DBCON_E0): New
 164         defines for XScale registers.
 165         (XScale_check_memacc, XScale_set_fsr_far, XScale_debug_moe): Prototype.
 166         (ARMul_Emulate32, ARMul_Emulate26): Clean up function definition.
 167         (ARMul_Emulate32): Handle the clock counter and hardware instruction
 168         breakpoints.  Call XScale_set_fsr_far() for software breakpoints and
 169         software interrupts.
 170         (LoadMult): Call XScale_set_fsr_far() for data aborts.
 171         (LoadSMult): Likewise.
 172         (StoreMult): Likewise.
 173         (StoreSMult): Likewise.
 174         * armemu.h (write_cp15_reg): Update prototype.
 175         * arminit.c (ARMul_NewState): Initialise CP14R0_CCD and LastTime.
 176         (ARMul_Abort): If XScale, check for FIQ and IRQ being enabled in CP13
 177         register 0.
 178         * armvirt.c (GetWord): Call XScale_check_memacc().
 179         (PutWord): Likewise.
 180
 181 2001-03-20  Nick Clifton  <nickc@redhat.com>
 182
 183         * armvirt.c (ARMul_ReLoadInstr): Do not enable alignment checking
 184         when loading unaligned thumb instructions.
 185
 186 2001-03-06  Nick Clifton  <nickc@redhat.com>
 187
 188         * thumbemu.c (ARMul_ThumbDecode): Delete label bo_blx2.
 189         Compute destination address of BLX(1) instruction by
 190         taking bit 1 from PC and not from bit 0 of the offset.
 191
 192 2001-02-27  Nick Clifton  <nickc@redhat.com>
 193
 194         * armvirt.c (GetWord): Add new parameter - check - to enable or
 195         disable the alignment checking.
 196         (PutWord):  Add new parameter - check - to enable or disable the
 197         alignment checking.
 198         (ARMul_ReLoadInstr): Pass extra parameter to GetWord.
 199         (ARMul_ReadWord): Pass extra parameter to GetWord.
 200         (ARMul_WriteWord): Pass extra parameter to PutWord.
 201         (ARMul_StoreHalfWord): Pass extra parameter to PutWord.
 202         (ARMul_WriteByte): Pass extra parameter to GetWord.
 203         (ARMul_SwapWord): Pass extra parameter to PutWord.
 204         (ARMul_SafeReadByte): New Function: Read a byte but do not abort.
 205         (ARMul_SafeWriteByte): New Function: Write a byte but do not abort.
 206
 207         * armdefs.h: Add prototypes for ARMul_SafeReadByte and
 208         ARMul_SafeWriteByte.
 209
 210         * wrapper.c (sim_write): Use ARMul_SafeWriteByte.
 211         (sim_read): Use ARMul_SafeReadByte.
 212
 213         * armos.c (in_SWI_handler): Remove.
 214         (SWIWrite0): Use ARMul_SafeReadByte.
 215         (WriteCommandLineTo): Use ARMul_SafeWriteByte.
 216         (SWIopen): Use ARMul_SafeReadByte.
 217         (SWIread): Use ARMul_SafeWriteByte.
 218         (SWIwrite): Use ARMul_SafeReadByte.
 219         (ARMul_OSHandleSWI): Remove use of is_SWI_handler.
 220         (ARMul_OSException): Remove use of is_SWI_handler.
 221
 222 2001-02-16  Nick Clifton  <nickc@redhat.com>
 223
 224         * armemu.c: Remove Prefetch abort for breakpoints.  Instead set
 225         the state to RESUME.
 226
 227 2001-02-14  Nick Clifton  <nickc@redhat.com>
 228
 229         * armemu.c: Add code to preserve processor mode when a prefetch
 230         abort is signalled after processing a breakpoint.
 231
 232         * wrapper.c (sim_create_inferior): Reset processor into ARM mode
 233         for any machine type except the early ARMs.
 234
 235 2001-02-13  Nick Clifton  <nickc@redhat.com>
 236
 237         * armos.c (in_SWI_handler): New static variable.
 238         (ARMul_OSHandleSWI): Set in_SWI_handler whilst emulating a SWI.
 239         (ARMul_OSException): Ignore exceptions generated whilst emulating
 240         a SWI.
 241
 242 2001-02-12  Nick Clifton  <nickc@redhat.com>
 243
 244         * armemu.h (NEGBRANCH): Fix defintion.
 245
 246 2001-02-01  Nick Clifton  <nickc@redhat.com>
 247
 248         * armemu.c (LoadSMult): Update base address register after
 249         restoring register bank.
 250         (StoreMult): Update base address register after restoring register
 251         bank.
 252
 253 2001-01-31  Nick Clifton  <nickc@redhat.com>
 254
 255         * armvirt.c (PutWord): Detect installation of SWI vector.
 256         (SWI_vector_installed): Define.
 257         * armos.c (ARMul_OsInit): Reset SWI_vector_installed.
 258         * armos.h (SWI_vector_installed): Declare.
 259         * wrapper.c (SWI_vector_installed): Remove definition.
 260         (sim_write): Remove check of SWI vector installation
 261
 262 2000-12-18  Nick Clifton  <nickc@redhat.com>
 263
 264         * armemu.c (ARMul_Emulate26): Fix test for StoreDouble
 265         instruction.
 266
 267 2000-12-10  Nick Clifton  <nickc@redhat.com>
 268
 269         * armos.c (ARMul_OSHandleSWI): Add 0x91 as an FPE SWI.
 270
 271 2000-12-07  Nick Clifton  <nickc@redhat.com>
 272
 273         * armemu.c (ARMul_Emulate26): Detect double word load and
 274         store instructions and call emulation routines.
 275         (Handle_Load_Double): Emulate a double word load instruction.
 276         (Handle_Store_Double): Emulate a double word store
 277         instruction.
 278
 279 2000-12-03  Nick Clifton  <nickc@redhat.com>
 280
 281         * armos.c: Fix formatting.
 282         (ARMul_OSHandleSWI): Suppress support of DEMON SWIs when in xscale
 283         mode.
 284
 285 2000-11-29  Nick Clifton  <nickc@redhat.com>
 286
 287         * armdefs.h (State): Add 'v5e' and 'xscale' fields.
 288         (ARM_v5e_Prop): Define.
 289         (ARM_XScale_Prop): Define.
 290
 291         * wrapper.c (sim_create_inferior): Select processor based on
 292         machine number.
 293         (SWI_vector_installed): New boolean.  Set to true if the SWI
 294         vector address is written to by the executable.
 295
 296         * arminit.c (ARMul_NewState): Switch default to 32 bit mode.
 297         (ARMul_SelectProcessor): Initialise v5e and xscale signals.
 298         (ARMul_Abort): Fix calculation of LR address.
 299
 300         * armos.c (ARMul_OSHandleSWI): If a SWI vector has been installed
 301         and a SWI is not handled by the simulator, pass the SWI off to the
 302         vector, otherwise issue a warning message and continue.
 303
 304         * armsupp.c (ARMul_CPSRAltered): Set S bit aswell.
 305
 306         * thumbemu.c: Add v5 instruction simulation.
 307         * armemu.c: Add v5, XScale and El Segundo instruction simulation.
 308
 309         * armcopro.c: Add XScale co-processor emulation.
 310         * armemu.h: Add exported XScale co-processor functions.
 311
 312 2000-09-15  Nick Clifton  <nickc@redhat.com>
 313
 314         * armdefs.h: Rename StrongARM property to v4_ARM and add v5 ARM
 315         property.  Delete unnecessary processor names.
 316         (ARM_Strong_Prop): Delete.
 317         (STRONGARM): Delete.
 318         (ARM_v4_Prop): Add.
 319         (ARM_v5_Prop): Add
 320         (State): Delete is_StrongARM boolean.  Add is_v4 and is_v5
 321         booleans.
 322
 323         * armemu.h (BUSUSEDINCPCS): Use is_v4 boolean.
 324         (BUSUSEDINCPCN): Use is_v4 boolean.
 325
 326         * arminit.c (ARMul_NewState): Initialise is_v4 and is_v5 fields.
 327         (ARMul_SelectProcessor): Change second parameter from 'processor'
 328         to 'properties'.  Set is_v4 and is_v5 booleans in State.
 329
 330         * armrdi.c: Remove use of ARM processor names.  Replace with ARM
 331         processor properties.
 332
 333         * wrapper.c (sim_create_inferior): Choose properties passed to
 334         ARMul_SelectProcessor based on machine number.
 335
 336 2000-08-14  Nick Clifton  <nickc@redhat.com>
 337
 338         * armemu.c (LHPOSTDOWN): Compute write back value before
 339         performing load in case the offset register is overwritten.
 340         (LHPOSTUP): Ditto.
 341
 342 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 343
 344         * wrapper.c (sim_create_inferior): Fix typo in the previous patch.
 345
 346 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 347
 348         * wrapper.c (sim_create_inferior): Reset mode to ARM when creating a
 349         new inferior.
 350
 351 2000-07-04  Alexandre Oliva  <aoliva@redhat.com>
 352
 353         * armvirt.c (ABORTS): Do not define.
 354
 355         * armdefs.h (struct ARMul_State): Add is_StrongARM.
 356         (ARM_Strong_Prop, STRONGARM): Define.
 357         * arminit.c (ARMul_NewState): Reset is_StrongARM.
 358         (ARMul_SelectProcessor): Set is_StrongARM.
 359         * wrapper.c (sim_create_inferior): Use bfd machine type to
 360         determine processor type to emulate.
 361         * armemu.h (BUSUSEDINCPCS, BUSUSEDINCPCN): Don't increment PC
 362         when emulating StrongARM.
 363
 364         * armemu.c (ARMul_Emulate, t_undefined): Proceed to next insn.
 365
 366         * armemu.h (INSN_SIZE): New macro.
 367         (SET_ABORT): Save CPSR in SPSR and set LR.
 368         * armemu.c (ARMul_Emulate, isize): Set to INSN_SIZE.
 369         (WriteR15, WriteSR15): Do not discard bit 1 in Thumb mode.
 370         * arminit.c (ARMul_Abort): Use new SETABORT and INSN_SIZE.
 371
 372         * armemu.c (LoadSMult): Use WriteR15() to discard the least
 373         significant bits of PC.
 374
 375         * armemu.h (WRITEDESTB): New macro.
 376         * armemu.c (ARMul_Emulate26, bl): Use WriteR15Branch() to
 377         modify PC.  Moved the existing logic...
 378         (WriteR15Branch): ... here.  New function.
 379         (WriteR15, WriteSR15): Drop the two least significant bits.
 380         (LoadSMult): Use WriteR15Branch() to modify PC.
 381         (LoadMult): Use WRITEDESTB() instead of WRITEDEST().
 382
 383         * armemu.h (GETSPSR): Call ARMul_GetSPSR().
 384         * armsupp.c (ARMul_CPSRAltered): Zero out bits as they're
 385         extracted from state->Cpsr, but preserve the unused bits.
 386         (ARMul_GetCPSR): Get bits preserved in state->Cpsr.
 387         (ARMul_GetSPSR, ARMul_FixCPSR): Use ARMul_GetCPSR() to
 388         get the full CPSR word.
 389
 390         * armemu.h (PSR_FBITS, PSR_SBITS, PSR_XBITS, PSR_CBITS): New.
 391         (SETPSR_F, SETPSR_S, SETPSR_X, SETPSR_C): New macros.
 392         (SETPSR, SET_INTMODE, SETCC): Removed.
 393         * armsupp.c (ARMul_FixCPSR, ARMul_FixSPSR): Do not test bit
 394         mask.  Use SETPSR_* to modify PSR.
 395         (ARMul_SetCPSR): Load all bits from value.
 396         * armemu.c (ARMul_Emulate, msr): Do not test bit mask.
 397
 398         * armemu.c (ARMul_Emulate): Compute writeback value before
 399         loading, since the offset register may be the destination
 400         register.
 401
 402         * armdefs.h (SYSTEMBANK): Define as USERBANK.
 403         * armsupp.c (ARMul_SwitchMode): Remove SYSTEMBANK cases.
 404
 405 2000-06-22  Alexandre Oliva  <aoliva@cygnus.com>
 406
 407         * armemu.c (Multiply64): Fix computation of flag N.
 408
 409         * armemu.c (MultiplyAdd64): Fix computation of flag N.
 410
 411 2000-06-20  Alexandre Oliva  <aoliva@cygnus.com>
 412
 413         * armemu.h (NEGBRANCH): Do not overwrite the two most significant
 414         bits of the offset.
 415
 416 2000-05-25  Nick Clifton  <nickc@cygnus.com>
 417
 418         * armcopro.c (MMUMCR): Only indicate mode change if a singal has
 419         really changed.
 420         (MMUWrite): Only indicate mode change if a singal has really
 421         changed.
 422
 423         * armdefs.h (SYSTEMMODE): Define.
 424         (BANK_CAN_ACEESS_SPSR): Define.
 425
 426         * armemu.c (ARM_Emulate26): If the mode has changed allow the PC
 427         to advance before stopping the emulation.
 428
 429         * arminit.c (ARMul_Reset): Ensure Mode field of State is set
 430         correctly.
 431
 432         * armos.c (ARMul_OSInit): Create a initial stack pointer for
 433         System mode.
 434
 435         * armsupp.c (ModeToBank): Remove unused first parameter.
 436         Add support for System Mode.
 437         (ARMul_GetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 438         (ARMul_SetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 439         (ARMul_FixSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 440         (ARMulSwitchMode): Add support for System Mode.
 441
 442 Wed May 24 14:40:34 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 443
 444         * configure: Regenerated to track ../common/aclocal.m4 changes.
 445
 446 2000-05-23  Nick Clifton  <nickc@cygnus.com>
 447
 448         * wrapper.c (sim_store_register): Special handling for CPSR
 449         register.
 450
 451 2000-03-11  Philip Blundell  <philb@gnu.org>
 452
 453         * armemu.c (LoadSMult, LoadMult): Correct handling of aborts.
 454         Patch from Allan Skillman <Allan.Skillman@arm.com>.
 455
 456 Wed Mar 22 15:24:21 2000  glen mccready  <gkm@pobox.com>
 457
 458         * wrapper.c (sim_open,sim_close): Copy into myname, free myname.
 459
 460 2000-02-08  Nick Clifton  <nickc@cygnus.com>
 461
 462         * wrapper.c: Fix compile time warning messages.
 463         * armcopro.c: Fix compile time warning messages.
 464         * armdefs.h: Fix compile time warning messages.
 465         * armemu.c: Fix compile time warning messages.
 466         * armemu.h: Fix compile time warning messages.
 467         * armos.c: Fix compile time warning messages.
 468         * armsupp.c: Fix compile time warning messages.
 469         * armvirt.c: Fix compile time warning messages.
 470         * bag.c: Fix compile time warning messages.
 471
 472 2000-02-02  Bernd Schmidt  <bernds@cygnus.co.uk>
 473
 474         * *.[ch]: Use indent to make readable.
 475
 476 1999-11-22  Nick Clifton  <nickc@cygnus.com>
 477
 478         * armos.c (SWIread): Generate an error message if a huge read is
 479         performed.
 480         (SWIwrite): Generate an error message if a huge write is
 481         performed.
 482
 483 1999-10-27  Nick Clifton  <nickc@cygnus.com>
 484
 485         * thumbemu.c (ARMul_ThumbDecode): Accept 0xbebe as a thumb
 486         breakpoint.
 487
 488 1999-10-08  Ulrich Drepper  <drepper@cygnus.com>
 489
 490         * armos.c (SWIopen): Always pass third parameter with 0666 since
 491         otherwise uninitialized memory gets access if the O_CREAT bit is
 492         set and so we possibly cannot access the file afterwards.
 493
 494 1999-09-29  Doug Evans  <devans@casey.cygnus.com>
 495
 496         * armos.c (SWIWrite0): Send output to stdout instead of stderr.
 497         (ARMul_OSHandleSWI, case SWI_WriteC,AngelSWI_Reason_WriteC): Ditto.
 498
 499 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 500
 501         * configure: Regenerated to track ../common/aclocal.m4 changes.
 502
 503 1999-05-08  Felix Lee  <flee@cygnus.com>
 504
 505         * configure: Regenerated to track ../common/aclocal.m4 changes.
 506
 507 1999-04-06  Keith Seitz  <keiths@cygnus.com>
 508
 509         * wrapper.c (stop_simulator): New global.
 510         (sim_stop): Set sim state to STOP and set
 511         stop_simulator.
 512         (sim_resume): Reset stop_simulator.
 513         (sim_stop_reason): If stop_simulator is set, tell gdb
 514         that the we took SIGINT.
 515         * armemu.c (ARMul_Emulate26): Don't loop forever. Stop if
 516         stop_simulator is set.
 517
 518 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 519
 520         * armemu.c (ARMul_Emulate26): If NEED_UI_LOOP_HOOK, call ui_loop_hook
 521         whenever the counter expires.
 522         * Makefile.in (SIM_EXTRA_CFLAGS): Include define NEED_UI_LOOP_HOOK.
 523
 524 1999-03-24  Nick Clifton  <nickc@cygnus.com>
 525
 526         * armemu.c (ARMul_Emulate26): Handle new breakpoint value.
 527         * thumbemu.c (ARMul_ThumbDecode): Handle new breakpoint value.
 528
 529 Mon Sep 14 09:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 530
 531         * wrapper.c (sim_open): Set endianness according to BFD or command
 532         line switch.
 533
 534         * tconfig.in: Define SIM_HAVE_BIENDIAN.
 535
 536 Thu Aug 27 11:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 537
 538         * armemu.c (Multiply64): Test for Rm (rather than Rs) not being
 539         the same as either RdHi or RdLo.
 540
 541 Thu Jul  2 10:24:35 1998  Nick Clifton  <nickc@cygnus.com>
 542
 543         * armos.c (ARMul_OSHandleSWI: AngelSWI_Reason_ReportException):
 544         Set Reg[0] based on reason for for the exception.
 545
 546 Thu Jun  4 15:22:03 1998  Jason Molenda  (crash@bugshack.cygnus.com)
 547
 548         * armos.c (SWIwrite0): New function.
 549         (WriteCommandLineTo): New function.
 550         (SWIopen): New function.
 551         (SWIread): New function.
 552         (SWIwrite): New function.
 553         (SWIflen): New function.
 554         (ARMul_OSHandleSWI): Call new functions instead of handling
 555         these here.
 556         (ARMul_OSHandleSWI): Handle Angel SWIs correctly.
 557         (*): Reformat spacing to be a bit more GNUly.
 558         Most code taken from a patch by Anthony Thompson
 559         (athompso@cambridge.arm.com)
 560
 561 Tue Jun  2 15:22:22 1998  Nick Clifton  <nickc@cygnus.com>
 562
 563         * armos.h: Add Angel SWI and its reason codes.
 564         * armos.c (ARMul_OSHandleSWI): Ignore Angel SWIs (for now).
 565
 566 Mon Jun  1 17:14:19 1998  Anthony Thompson (athompso@cambridge.arm.com)
 567
 568         * armos.c (ARMul_OSHandleSWI::SWI_Open): Handle special case
 569         of ":tt" to catch stdin in addition to stdout.
 570         (ARMul_OSHandleSWI::SWI_Seek): Return 0 or 1 to indicate failure
 571         or success of lseek().
 572
 573 Wed May 20 17:36:25 1998  Nick Clifton  <nickc@cygnus.com>
 574
 575         * armos.c (ARMul_OSHandleSWI): Special case code to catch attempts
 576         to open stdout.
 577
 578 Wed Apr 29 15:29:55 1998  Jeff Johnston  <jjohnstn@cygnus.com>
 579
 580         * armos.c (ARMul_OSHandleSWI): Added code for SWI_Clock,
 581         SWI_Flen, and SWI_Time.  Also fixed SWI_Seek code to only
 582         seek from offset 0 and not to use R2 for whence since it is
 583         not passed as part of the SWI call.
 584
 585 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 586
 587         * configure: Regenerated to track ../common/aclocal.m4 changes.
 588
 589 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 590
 591         * configure: Regenerated to track ../common/aclocal.m4 changes.
 592         * config.in: Ditto.
 593
 594 Sun Apr 26 15:20:26 1998  Tom Tromey  <tromey@cygnus.com>
 595
 596         * acconfig.h: New file.
 597         * configure.in: Reverted change of Apr 24; use sinclude again.
 598
 599 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 600
 601         * configure: Regenerated to track ../common/aclocal.m4 changes.
 602         * config.in: Ditto.
 603
 604 Fri Apr 24 11:20:19 1998  Tom Tromey  <tromey@cygnus.com>
 605
 606         * configure.in: Don't call sinclude.
 607
 608 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 609
 610         * configure: Regenerated to track ../common/aclocal.m4 changes.
 611
 612 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 613
 614         * configure: Regenerated to track ../common/aclocal.m4 changes.
 615
 616 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 617
 618         * configure: Regenerated to track ../common/aclocal.m4 changes.
 619
 620 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 621
 622         * configure: Regenerated to track ../common/aclocal.m4 changes.
 623
 624 Tue Mar 10 09:26:38 1998  Nick Clifton  <nickc@cygnus.com>
 625
 626         * armopts.h: Remove definition of LITTLEND - it is not used.
 627
 628 Tue Feb 17 12:35:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 629
 630         * wrapper.c (sim_store_register, sim_fetch_register): Pass in
 631         length parameter. Return -1.
 632
 633 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 634
 635         * configure: Regenerated to track ../common/aclocal.m4 changes.
 636
 637 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 638
 639         * configure: Regenerated to track ../common/aclocal.m4 changes.
 640
 641 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 642
 643         * configure: Regenerated to track ../common/aclocal.m4 changes.
 644
 645 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 646
 647         * configure: Regenerated to track ../common/aclocal.m4 changes.
 648         * config.in: Ditto.
 649
 650 Tue Dec  9 11:30:48 1997  Nick Clifton  <nickc@cygnus.com>
 651
 652         * Makefile.in: Updated with changes from branch.
 653         * armdefs.h:   ditto
 654         * armemu.c:    ditto   these changes
 655         * armemu.h:    ditto   add support for
 656         * armos.c:     ditto   the Thumb instruction
 657         * armsupp.c:   ditto   set and the new v4
 658         * armvirt.c:   ditto   architecture.
 659         * wrapper.c:   ditto
 660         * thumbemu.c:  New file from branch.
 661
 662
 663 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 664
 665         * configure: Regenerated to track ../common/aclocal.m4 changes.
 666
 667 Thu Oct 30 13:54:06 1997  Nick Clifton  <nickc@cygnus.com>
 668
 669         * armos.c (ARMul_OSHandleSWI): Add support for GetEnv SWI.  Patch
 670         from Tony Thompson at ARM: athompso@arm.com
 671
 672         * wrapper.c (sim_create_inferior): Add code to create an execution
 673         environment.  Patch from Tony Thompson at ARM: athompso@arm.com
 674
 675 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 676
 677         * wrapper.c (sim_load): Pass lma_p and sim_write args to
 678         sim_load_file.
 679
 680 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 681
 682         * configure: Regenerated to track ../common/aclocal.m4 changes.
 683
 684 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 685
 686         * configure: Regenerated to track ../common/aclocal.m4 changes.
 687
 688 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 689
 690         * configure: Regenerated to track ../common/aclocal.m4 changes.
 691
 692 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 693
 694         * configure: Regenerated to track ../common/aclocal.m4 changes.
 695
 696 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 697
 698         * configure: Regenerated to track ../common/aclocal.m4 changes.
 699
 700 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 701
 702         * configure: Regenerated to track ../common/aclocal.m4 changes.
 703
 704 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 705
 706         * configure: Regenerated to track ../common/aclocal.m4 changes.
 707
 708 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 709
 710         * configure: Regenerated to track ../common/aclocal.m4 changes.
 711         * config.in: Ditto.
 712
 713 Tue Aug 26 10:37:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 714
 715         * wrapper.c (sim_kill): Delete.
 716         (sim_create_inferior): Add ABFD argument.
 717         (sim_load): Move setting of PC from here.
 718         (sim_create_inferior): To here.
 719
 720 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 721
 722         * configure: Regenerated to track ../common/aclocal.m4 changes.
 723         * config.in: Ditto.
 724
 725 Mon Aug 25 15:35:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 726
 727         * wrapper.c (sim_open): Add ABFD argument.
 728
 729 Tue May 20 10:13:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 730
 731         * wrapper.c (sim_open): Add callback argument.
 732         (sim_set_callbacks): Drop SIM_DESC argument.
 733
 734 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 735
 736         * configure: Regenerated to track ../common/aclocal.m4 changes.
 737
 738 Fri Apr 18 13:32:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 739
 740         * wrapper.c (sim_stop): Stub sim_stop function.
 741
 742 Thu Apr 17 18:33:01 1997  Fred Fish  <fnf@cygnus.com>
 743
 744         * arminit.c (ARMul_NewState): Preinitialize the state to
 745         all zero/NULL.
 746
 747 Thu Apr 17 02:39:02 1997  Doug Evans  <dje@canuck.cygnus.com>
 748
 749         * Makefile.in (SIM_OBJS): Add sim-load.o.
 750         * wrapper.c (sim_kind,myname): New static locals.
 751         (sim_open): Set sim_kind, myname.
 752         (sim_load): Call sim_load_file to do work.  Set start address from bfd.
 753         (sim_create_inferior): Return SIM_RC.  Delete start_address arg.
 754
 755 Thu Apr 17 11:48:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 756
 757         * wrapper.c (sim_trace): Update so that it matches prototype.
 758
 759 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 760
 761         * configure: Regenerated to track ../common/aclocal.m4 changes.
 762         * config.in: Ditto.
 763
 764 Mon Apr  7 12:01:17 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 765
 766         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 767         $(srcdir)/....
 768         (armemu26.o): Ditto.
 769
 770 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 771
 772         * wrapper.c (sim_open): New arg `kind'.
 773
 774         * configure: Regenerated to track ../common/aclocal.m4 changes.
 775
 776 Wed Apr  2 14:50:44 1997  Ian Lance Taylor  <ian@cygnus.com>
 777
 778         * COPYING: Update FSF address.
 779
 780 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 781
 782         * configure: Regenerated to track ../common/aclocal.m4 changes.
 783
 784 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 785
 786         * configure: Regenerated to track ../common/aclocal.m4 changes.
 787
 788 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 789
 790         * configure: Re-generate.
 791
 792 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 793
 794         * configure: Regenerate to track ../common/aclocal.m4 changes.
 795
 796 Thu Mar 13 12:38:56 1997  Doug Evans  <dje@canuck.cygnus.com>
 797
 798         * wrapper.c (sim_open): Has result now.
 799         (sim_*): New SIM_DESC argument.
 800
 801 Tue Feb  4 13:22:21 1997  Doug Evans  <dje@canuck.cygnus.com>
 802
 803         * Makefile.in (@COMMON_MAKEFILE_FRAG@): Use
 804         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 805         * configure.in: sinclude ../common/aclocal.m4.
 806         * configure: Regenerated.
 807
 808 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 809
 810         * configure configure.in Makefile.in:  Update to new configure
 811         scheme which is more compatible with WinGDB builds.
 812         * configure.in:  Improve comment on how to run autoconf.
 813         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 814         * Makefile.in:  Use autoconf substitution to install common
 815         makefile fragment.
 816
 817 Wed Nov 20 01:05:10 1996  Doug Evans  <dje@canuck.cygnus.com>
 818
 819         * run.c: Deleted, use one in ../common now.
 820         * Makefile.in: Delete everything that's been moved to
 821         ../common/Make-common.in.
 822         (SIM_OBJS): Define.
 823         * configure.in: Simplify using macros in ../common/aclocal.m4.
 824         * configure: Regenerated.
 825         * config.in: New file.
 826         * armos.c: #include config.h.
 827         * wrapper.c (mem_size): Value is in bytes now.
 828         (sim_callback): New global.
 829         (arm_sim_set_profile{,_size}): Delete.
 830         (arm_sim_set_mem_size): Rename to sim_size.
 831         (sim_do_command): Call printf_filtered via callback.
 832         (sim_set_callbacks): Record callback.
 833
 834 Thu Oct  3 16:10:27 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 835
 836         * Makefile.in (mostlyclean): Remove config.log.
 837
 838 Wed Jun 26 12:17:24 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 839
 840         * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
 841         INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
 842         (docdir): Removed.
 843         * configure.in (AC_PREREQ): autoconf 2.5 or higher.
 844         (AC_PROG_INSTALL): Added.
 845         * configure: Rebuilt.
 846
 847 Wed Feb 21 12:14:31 1996  Ian Lance Taylor  <ian@cygnus.com>
 848
 849         * configure: Regenerate with autoconf 2.7.
 850
 851 Fri Dec 15 16:27:30 1995  Ian Lance Taylor  <ian@cygnus.com>
 852
 853         * run.c (main): Use new bfd_big_endian macro.
 854
 855 Mon Nov 20 17:40:38 1995  Doug Evans  <dje@canuck.cygnus.com>
 856
 857         * run.c: Include "getopt.h".
 858         (verbose): Delete.
 859         (usage): Make static.
 860         (main): Call arm_sim_set_verbosity.
 861         Only load sections marked SEC_LOAD.
 862         * wrapper.c (mem_size, verbosity): New static global.
 863         (arm_sim_set_mem_size): Renamed from sim_size.  Callers updated.
 864         (arm_sim_set_profile{,_size}): Renamed from sim_foo.  Callers updated.
 865
 866 Fri Nov 17 19:35:11 1995  Doug Evans  <dje@canuck.cygnus.com>
 867
 868         * armdefs.h (ARMul_State): New member `verbose'.
 869         * armrdi.c (ARMul_ConsolePrint): Add missing va_end.
 870         * run.c (verbose): Make global.
 871         * wrapper.c (init): Set state->verbose.
 872         (ARMul_ConsolePrint): Don't print anything if !verbose.
 873
 874 Fri Oct 13 15:30:30 1995  Doug Evans  <dje@canuck.cygnus.com>
 875
 876         * armos.c: #include dbg_rdi.h.
 877         (ARMul_OSHandleSWI): Handle SWI_Breakpoint.
 878         * armos.h (SWI_Breakpoint): Define.
 879         * wrapper.c: #include armemu.h, dbg_rdi.h.
 880         (rc): Delete.
 881         (sim_resume): Use state->EndCondition to record stop state.
 882         Call FLUSHPIPE before returning.
 883         (sim_stop_reason): Determine reason from state->EndCondition.
 884
 885 Fri Oct 13 15:04:05 1995  steve chamberlain  <sac@slash.cygnus.com>
 886
 887         * wrapper.c (sim_set_callbacks): New.
 888
 889 Thu Sep 28 19:45:56 1995  Doug Evans  <dje@deneb.cygnus.com>
 890
 891         * armos.c (ARMul_OSHandleSWI): Result of read/write calls is
 892         number of bytes not read/written (or -1).
 893
 894 Wed Sep 20 13:35:54 1995  Ian Lance Taylor  <ian@cygnus.com>
 895
 896         * Makefile.in (maintainer-clean): New synonym for realclean.
 897
 898 Fri Sep  8 14:27:20 1995  Ian Lance Taylor  <ian@cygnus.com>
 899
 900         * configure.in: Remove AC_PROG_INSTALL.
 901         * configure: Rebuild.
 902         * Makefile.in (INSTALL): Revert to using install.sh.
 903         (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
 904         (INSTALL_XFORM, INSTALL_XFORM1): Restore.
 905         (mostlyclean): Make the same as clean, not distclean.
 906         (clean): Remove config.log.
 907         (install): Don't install in $(tooldir).
 908
 909 Thu Sep  7 12:00:17 1995  Doug Evans  <dje@canuck.cygnus.com>
 910
 911         (Try to) Update to new bfd autoconf scheme.
 912         * run.c: Don't include sysdep.h.
 913         * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
 914         (CC, CFLAGS, AR, RANLIB): Likewise.
 915         (HDEFINES, TDEFINES): Define.
 916         (CC_FOR_BUILD): Delete.
 917         (host_makefile_frag): Delete.
 918         (Makefile): Don't depend on frags.
 919         * configure.in (sysdep.h): Don't create symlink.
 920         (host_makefile_frag, frags): Deleted.
 921         (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
 922         * configure: Regenerated.
 923
 924 Thu Aug  3 10:45:37 1995  Fred Fish  <fnf@cygnus.com>
 925
 926         * Update all FSF addresses except those in COPYING* files.
 927
 928 Wed Jul  5 16:15:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 929
 930         * Makefile.in (clean): Remove run, libsim.a.
 931
 932         * Makefile.in, configure.in: converted to autoconf.
 933         * configure: New file, generated with autconf 2.4.
 934
 935         * arm.mt: Removed.
 936
 937 Fri Jun 30 16:49:47 1995  Stan Shebs  <shebs@andros.cygnus.com>
 938
 939         * wrapper.c (sim_do_command): New function.
 940
 941 Tue Jun 13 10:57:32 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 942
 943         * armos.c (ARMul_OSHandleSWI): New version to work with
 944         newlib simply.
 945
 946 Thu Jun  8 14:37:14 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 947
 948         * run.c (main): Grab return value from right register.
 949
 950 Wed May 24 14:37:31 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 951
 952         * New.
 953
 954