sim/arm/ChangeLog

   1 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
   2
   3         * configure: Regenerated to track ../common/aclocal.m4 changes.
   4
   5 2002-06-12  Andrew Cagney  <ac131313@redhat.com>
   6
   7         * Makefile.in: Update copyright.
   8         (wrapper.o): Specify dependencies.
   9         * wrapper.c: Include "gdb/sim-arm.h".
  10         (sim_store_register, sim_fetch_register): Rewrite using `enum
  11         arm_sim_regs' and a switch.
  12
  13 2002-06-09  Andrew Cagney  <cagney@redhat.com>
  14
  15         * wrapper.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
  16         * armos.c: Include "gdb/callback.h".
  17
  18 2002-05-29  Nick Clifton  <nickc@cambridge.redhat.com>
  19
  20         * armcopro.c (XScale_check_memacc): Set the FSR and FAR registers
  21         if a Data Abort is detected.
  22
  23 2002-05-27  Nick Clifton  <nickc@cambridge.redhat.com>
  24
  25         * armvirt.c (GetWord): Only perform access checks if 'check'
  26         is set.
  27         (PutWord): Likewise.
  28         * wrapper.c (sim_create_inferior): Report unknown machine
  29         numbers.
  30         * thumbemu.c (ARMul_ThumbDecode, Case 31): Do not set LR to pc +
  31         2, it has already been advanced.
  32
  33 2002-05-23  Nick Clifton  <nickc@cambridge.redhat.com>
  34
  35         * thumbemu.c (ARMul_ThumbDecode): When decoding a BLX(1)
  36         instruction do not add in the second bit of the base address -
  37         this has already been accounted for.
  38
  39 2002-05-21  Nick Clifton  <nickc@cambridge.redhat.com>
  40
  41         * armcopro.c (check_cp13_access): Allow access to register 1 when
  42         CRm is 1.
  43         (write_cp13_reg): Allow bit 0 of reg 1 of CRm 1 to be written to.
  44
  45 2002-05-20  Nick Clifton  <nickc@cambridge.redhat.com>
  46
  47         * Makefile.in (SWI_TARGET_SWITCHES): Define.
  48         * armos.c (swi_mask): Define.  Initialise to supporting all
  49         SWI emulations.
  50         (ARMul_OSInit): For XScale targets, only support the ANGEL
  51         SWI interface.  (This is at the request if Intel).
  52         (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
  53         SWI call should be emulated.
  54         Do not fall through from AngelSWI_Reason_WriteC.
  55         Propagate exit code from RedBoot Exit SWI.
  56         * rdi-dgb.h (swi_mask): Prototype.
  57         (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
  58         * wrapper.c: Include run-sim.h.
  59         (sim_target_parse_command_line): New function.  Look for and
  60         handle --swi-support switch.
  61         (sim_target_parse_arg_array): New function.  Process an argv
  62         array for parsing by sim_target_parse_command_line.
  63         (sim_target_display_usage): New function.  Describe syntax of
  64         --swi-suppoort switch.
  65         (sim_open): Add call to sim_target_parse_arg_array).
  66
  67 2002-05-17  Nick Clifton  <nickc@cambridge.redhat.com>
  68
  69         * Makefile.in (SWI_TARGET_SWITCHES): Define.
  70         * armos.c (swi_mask): Define.  Initialise to supporting all
  71         SWI emulations.
  72         (ARMul_OSInit): For XScale targets, only support the ANGEL
  73         SWI interface.  (This is at the request if Intel).
  74         (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
  75         SWI call should be emulated.
  76         Do not fall through from AngelSWI_Reason_WriteC.
  77         Propagate exit code from RedBoot Exit SWI.
  78         * rdi-dgb.h (swi_mask): Prototype.
  79         (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
  80         * wrapper.c (sim_target_parse_command_line): New function.
  81         Look for and handle --swi-support switch.
  82         (sim_target_parse_arg_array): New function.  Process an argv
  83         array for parsing by sim_target_parse_command_line.
  84         (sim_target_display_usage): New function.  Describe syntax of
  85         --swi-suppoort switch.
  86         (sim_open): Add call to sim_target_parse_arg_array).
  87
  88 2002-05-09  Nick Clifton  <nickc@cambridge.redhat.com>
  89
  90         * armos.c (ARMul_OSHandleSWI): Support the RedBoot SWI in ARM
  91         mode and some of its system calls.
  92
  93 2002-03-17  Anthony Green  <green@redhat.com>
  94
  95         * wrapper.c (mem_size): Increase the default target memory to 8MB.
  96
  97 2002-02-21  Keith Seitz  <keiths@redhat.com>
  98
  99         * armos.c (SWIWrite0): Use generic host_callback mechanism
 100         for supported OS functions "open", "close", "write", etc.
 101         (SWIopen): Likewise.
 102         (SWIread): Likewise.
 103         (SWIwrite): Likewise.
 104         (SWIflen): Likewise.
 105         (ARMul_OSHandleSWI): Likewise.
 106
 107 2002-02-05  Nick Clifton  <nickc@cambridge.redhat.com>
 108
 109         * wrapper.c (sim_create_inferior): Modify previous patch so that
 110         it is only triggered for COFF format executables.
 111
 112 2002-02-04  Nick Clifton  <nickc@cambridge.redhat.com>
 113
 114         * wrapper.c (sin_create_inferior): If a v5 architecture is
 115         detected, assume it might be an XScale binary, since there is no
 116         way to distinguish between the two in the COFF file format.
 117
 118 2002-01-10  Nick Clifton  <nickc@cambridge.redhat.com>
 119
 120         * arminit.c (ARMul_Abort): Fix parameters passed to CPRead[13].
 121         * armemu.c (ARMul_Emulate32): Fix parameters passed to CPRead[13]
 122         and CPRead[14].
 123         Fix formatting.  Improve layout.
 124         * armemu.h: Fix formatting.  Improve layout.
 125
 126 2002-01-09  Nick Clifton  <nickc@cambridge.redhat.com>
 127
 128         * wrapper.c (sim_fetch_register): If fetching more than 4 bytes
 129         return zeroes in the other words.
 130         General formatting tidy ups.
 131
 132 2001-11-16  Ben Harris  <bjh21@netbsd.org>
 133
 134         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 135         $(srcdir)/....
 136         (armemu26.o): Ditto.
 137
 138 2001-10-18  Nick Clifton  <nickc@cambridge.redhat.com>
 139
 140         * armemu.h (CP_ACCESS_ALLOWED): New macro.
 141         Fix formatting.
 142         * armcopro.c (read_cp14_reg): Make static.
 143         (write_cp14_reg): Make static.
 144         (check_cp13_access): Use CP_ACCESS_ALLOWED macro.
 145         Fix formatting.
 146         * armsupp.c (ARMul_LDC): Check CP_ACCESS_ALLOWED.
 147         (ARMul_STC): Check CP_ACCESS_ALLOWED.
 148         (ARMul_MCR): Check CP_ACCESS_ALLOWED.
 149         (ARMul_MRC): Check CP_ACCESS_ALLOWED.
 150         (ARMul_CDP): Check CP_ACCESS_ALLOWED.
 151         Fix formatting.
 152         * armemu.c (MCRR): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not
 153         equal to 15.
 154         (MRRC): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not equal to 15.
 155         Fix formatting.
 156
 157 2001-05-11  Nick Clifton  <nickc@cambridge.redhat.com>
 158
 159         * armemu.c (ARMul_Emulate32): Fix handling of XScale LDRD and STRD
 160         instructions with post indexed addressing modes.
 161
 162 2001-05-08  Jens-Christian Lache  <lache@tu-harburg.de>
 163
 164         * armsupp.c (ARMul_FixCPSR): Check Mode not Bank in order to
 165         determine rocesor mode.
 166
 167 2001-04-18  matthew green  <mrg@redhat.com>
 168
 169         * armcopro.c (write_cp15_reg): Set CHANGEMODE if endianness changes.
 170         (read_cp15_reg): Make non-static.
 171         (XScale_cp15_LDC): Update for write_cp15_reg() change.
 172         (XScale_cp15_MCR): Likewise.
 173         (XScale_cp15_write_reg): Likewise.
 174         (XScale_check_memacc): New function. Check for breakpoints being
 175         activated by memory accesses.  Does not support the Branch Target
 176         Buffer.
 177         (XScale_set_fsr_far): New function. Set FSR and FAR for XScale.
 178         (XScale_debug_moe): New function. Set the debug Method Of Entry,
 179         if configured.
 180         (write_cp14_reg): Reset count counter if requested.
 181         * armdefs.h (struct ARMul_State): New members `LastTime' and
 182         `CP14R0_CCD' used for the timer/counters.
 183         (ARMul_CP13_R0_FIQ, ARMul_CP13_R0_IRQ, ARMul_CP13_R8_PMUS,
 184         ARMul_CP14_R0_ENABLE, ARMul_CP14_R0_CLKRST, ARMul_CP14_R0_CCD,
 185         ARMul_CP14_R0_INTEN0, ARMul_CP14_R0_INTEN1, ARMul_CP14_R0_INTEN2,
 186         ARMul_CP14_R0_FLAG0, ARMul_CP14_R0_FLAG1, ARMul_CP14_R0_FLAG2,
 187         ARMul_CP14_R10_MOE_IB, ARMul_CP14_R10_MOE_DB, ARMul_CP14_R10_MOE_BT,
 188         ARMul_CP15_R1_ENDIAN, ARMul_CP15_R1_ALIGN, ARMul_CP15_R5_X,
 189         ARMul_CP15_R5_ST_ALIGN, ARMul_CP15_R5_IMPRE, ARMul_CP15_R5_MMU_EXCPT,
 190         ARMul_CP15_DBCON_M, ARMul_CP15_DBCON_E1, ARMul_CP15_DBCON_E0): New
 191         defines for XScale registers.
 192         (XScale_check_memacc, XScale_set_fsr_far, XScale_debug_moe): Prototype.
 193         (ARMul_Emulate32, ARMul_Emulate26): Clean up function definition.
 194         (ARMul_Emulate32): Handle the clock counter and hardware instruction
 195         breakpoints.  Call XScale_set_fsr_far() for software breakpoints and
 196         software interrupts.
 197         (LoadMult): Call XScale_set_fsr_far() for data aborts.
 198         (LoadSMult): Likewise.
 199         (StoreMult): Likewise.
 200         (StoreSMult): Likewise.
 201         * armemu.h (write_cp15_reg): Update prototype.
 202         * arminit.c (ARMul_NewState): Initialise CP14R0_CCD and LastTime.
 203         (ARMul_Abort): If XScale, check for FIQ and IRQ being enabled in CP13
 204         register 0.
 205         * armvirt.c (GetWord): Call XScale_check_memacc().
 206         (PutWord): Likewise.
 207
 208 2001-03-20  Nick Clifton  <nickc@redhat.com>
 209
 210         * armvirt.c (ARMul_ReLoadInstr): Do not enable alignment checking
 211         when loading unaligned thumb instructions.
 212
 213 2001-03-06  Nick Clifton  <nickc@redhat.com>
 214
 215         * thumbemu.c (ARMul_ThumbDecode): Delete label bo_blx2.
 216         Compute destination address of BLX(1) instruction by
 217         taking bit 1 from PC and not from bit 0 of the offset.
 218
 219 2001-02-27  Nick Clifton  <nickc@redhat.com>
 220
 221         * armvirt.c (GetWord): Add new parameter - check - to enable or
 222         disable the alignment checking.
 223         (PutWord):  Add new parameter - check - to enable or disable the
 224         alignment checking.
 225         (ARMul_ReLoadInstr): Pass extra parameter to GetWord.
 226         (ARMul_ReadWord): Pass extra parameter to GetWord.
 227         (ARMul_WriteWord): Pass extra parameter to PutWord.
 228         (ARMul_StoreHalfWord): Pass extra parameter to PutWord.
 229         (ARMul_WriteByte): Pass extra parameter to GetWord.
 230         (ARMul_SwapWord): Pass extra parameter to PutWord.
 231         (ARMul_SafeReadByte): New Function: Read a byte but do not abort.
 232         (ARMul_SafeWriteByte): New Function: Write a byte but do not abort.
 233
 234         * armdefs.h: Add prototypes for ARMul_SafeReadByte and
 235         ARMul_SafeWriteByte.
 236
 237         * wrapper.c (sim_write): Use ARMul_SafeWriteByte.
 238         (sim_read): Use ARMul_SafeReadByte.
 239
 240         * armos.c (in_SWI_handler): Remove.
 241         (SWIWrite0): Use ARMul_SafeReadByte.
 242         (WriteCommandLineTo): Use ARMul_SafeWriteByte.
 243         (SWIopen): Use ARMul_SafeReadByte.
 244         (SWIread): Use ARMul_SafeWriteByte.
 245         (SWIwrite): Use ARMul_SafeReadByte.
 246         (ARMul_OSHandleSWI): Remove use of is_SWI_handler.
 247         (ARMul_OSException): Remove use of is_SWI_handler.
 248
 249 2001-02-16  Nick Clifton  <nickc@redhat.com>
 250
 251         * armemu.c: Remove Prefetch abort for breakpoints.  Instead set
 252         the state to RESUME.
 253
 254 2001-02-14  Nick Clifton  <nickc@redhat.com>
 255
 256         * armemu.c: Add code to preserve processor mode when a prefetch
 257         abort is signalled after processing a breakpoint.
 258
 259         * wrapper.c (sim_create_inferior): Reset processor into ARM mode
 260         for any machine type except the early ARMs.
 261
 262 2001-02-13  Nick Clifton  <nickc@redhat.com>
 263
 264         * armos.c (in_SWI_handler): New static variable.
 265         (ARMul_OSHandleSWI): Set in_SWI_handler whilst emulating a SWI.
 266         (ARMul_OSException): Ignore exceptions generated whilst emulating
 267         a SWI.
 268
 269 2001-02-12  Nick Clifton  <nickc@redhat.com>
 270
 271         * armemu.h (NEGBRANCH): Fix defintion.
 272
 273 2001-02-01  Nick Clifton  <nickc@redhat.com>
 274
 275         * armemu.c (LoadSMult): Update base address register after
 276         restoring register bank.
 277         (StoreMult): Update base address register after restoring register
 278         bank.
 279
 280 2001-01-31  Nick Clifton  <nickc@redhat.com>
 281
 282         * armvirt.c (PutWord): Detect installation of SWI vector.
 283         (SWI_vector_installed): Define.
 284         * armos.c (ARMul_OsInit): Reset SWI_vector_installed.
 285         * armos.h (SWI_vector_installed): Declare.
 286         * wrapper.c (SWI_vector_installed): Remove definition.
 287         (sim_write): Remove check of SWI vector installation
 288
 289 2000-12-18  Nick Clifton  <nickc@redhat.com>
 290
 291         * armemu.c (ARMul_Emulate26): Fix test for StoreDouble
 292         instruction.
 293
 294 2000-12-10  Nick Clifton  <nickc@redhat.com>
 295
 296         * armos.c (ARMul_OSHandleSWI): Add 0x91 as an FPE SWI.
 297
 298 2000-12-07  Nick Clifton  <nickc@redhat.com>
 299
 300         * armemu.c (ARMul_Emulate26): Detect double word load and
 301         store instructions and call emulation routines.
 302         (Handle_Load_Double): Emulate a double word load instruction.
 303         (Handle_Store_Double): Emulate a double word store
 304         instruction.
 305
 306 2000-12-03  Nick Clifton  <nickc@redhat.com>
 307
 308         * armos.c: Fix formatting.
 309         (ARMul_OSHandleSWI): Suppress support of DEMON SWIs when in xscale
 310         mode.
 311
 312 2000-11-29  Nick Clifton  <nickc@redhat.com>
 313
 314         * armdefs.h (State): Add 'v5e' and 'xscale' fields.
 315         (ARM_v5e_Prop): Define.
 316         (ARM_XScale_Prop): Define.
 317
 318         * wrapper.c (sim_create_inferior): Select processor based on
 319         machine number.
 320         (SWI_vector_installed): New boolean.  Set to true if the SWI
 321         vector address is written to by the executable.
 322
 323         * arminit.c (ARMul_NewState): Switch default to 32 bit mode.
 324         (ARMul_SelectProcessor): Initialise v5e and xscale signals.
 325         (ARMul_Abort): Fix calculation of LR address.
 326
 327         * armos.c (ARMul_OSHandleSWI): If a SWI vector has been installed
 328         and a SWI is not handled by the simulator, pass the SWI off to the
 329         vector, otherwise issue a warning message and continue.
 330
 331         * armsupp.c (ARMul_CPSRAltered): Set S bit aswell.
 332
 333         * thumbemu.c: Add v5 instruction simulation.
 334         * armemu.c: Add v5, XScale and El Segundo instruction simulation.
 335
 336         * armcopro.c: Add XScale co-processor emulation.
 337         * armemu.h: Add exported XScale co-processor functions.
 338
 339 2000-09-15  Nick Clifton  <nickc@redhat.com>
 340
 341         * armdefs.h: Rename StrongARM property to v4_ARM and add v5 ARM
 342         property.  Delete unnecessary processor names.
 343         (ARM_Strong_Prop): Delete.
 344         (STRONGARM): Delete.
 345         (ARM_v4_Prop): Add.
 346         (ARM_v5_Prop): Add
 347         (State): Delete is_StrongARM boolean.  Add is_v4 and is_v5
 348         booleans.
 349
 350         * armemu.h (BUSUSEDINCPCS): Use is_v4 boolean.
 351         (BUSUSEDINCPCN): Use is_v4 boolean.
 352
 353         * arminit.c (ARMul_NewState): Initialise is_v4 and is_v5 fields.
 354         (ARMul_SelectProcessor): Change second parameter from 'processor'
 355         to 'properties'.  Set is_v4 and is_v5 booleans in State.
 356
 357         * armrdi.c: Remove use of ARM processor names.  Replace with ARM
 358         processor properties.
 359
 360         * wrapper.c (sim_create_inferior): Choose properties passed to
 361         ARMul_SelectProcessor based on machine number.
 362
 363 2000-08-14  Nick Clifton  <nickc@redhat.com>
 364
 365         * armemu.c (LHPOSTDOWN): Compute write back value before
 366         performing load in case the offset register is overwritten.
 367         (LHPOSTUP): Ditto.
 368
 369 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 370
 371         * wrapper.c (sim_create_inferior): Fix typo in the previous patch.
 372
 373 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 374
 375         * wrapper.c (sim_create_inferior): Reset mode to ARM when creating a
 376         new inferior.
 377
 378 2000-07-04  Alexandre Oliva  <aoliva@redhat.com>
 379
 380         * armvirt.c (ABORTS): Do not define.
 381
 382         * armdefs.h (struct ARMul_State): Add is_StrongARM.
 383         (ARM_Strong_Prop, STRONGARM): Define.
 384         * arminit.c (ARMul_NewState): Reset is_StrongARM.
 385         (ARMul_SelectProcessor): Set is_StrongARM.
 386         * wrapper.c (sim_create_inferior): Use bfd machine type to
 387         determine processor type to emulate.
 388         * armemu.h (BUSUSEDINCPCS, BUSUSEDINCPCN): Don't increment PC
 389         when emulating StrongARM.
 390
 391         * armemu.c (ARMul_Emulate, t_undefined): Proceed to next insn.
 392
 393         * armemu.h (INSN_SIZE): New macro.
 394         (SET_ABORT): Save CPSR in SPSR and set LR.
 395         * armemu.c (ARMul_Emulate, isize): Set to INSN_SIZE.
 396         (WriteR15, WriteSR15): Do not discard bit 1 in Thumb mode.
 397         * arminit.c (ARMul_Abort): Use new SETABORT and INSN_SIZE.
 398
 399         * armemu.c (LoadSMult): Use WriteR15() to discard the least
 400         significant bits of PC.
 401
 402         * armemu.h (WRITEDESTB): New macro.
 403         * armemu.c (ARMul_Emulate26, bl): Use WriteR15Branch() to
 404         modify PC.  Moved the existing logic...
 405         (WriteR15Branch): ... here.  New function.
 406         (WriteR15, WriteSR15): Drop the two least significant bits.
 407         (LoadSMult): Use WriteR15Branch() to modify PC.
 408         (LoadMult): Use WRITEDESTB() instead of WRITEDEST().
 409
 410         * armemu.h (GETSPSR): Call ARMul_GetSPSR().
 411         * armsupp.c (ARMul_CPSRAltered): Zero out bits as they're
 412         extracted from state->Cpsr, but preserve the unused bits.
 413         (ARMul_GetCPSR): Get bits preserved in state->Cpsr.
 414         (ARMul_GetSPSR, ARMul_FixCPSR): Use ARMul_GetCPSR() to
 415         get the full CPSR word.
 416
 417         * armemu.h (PSR_FBITS, PSR_SBITS, PSR_XBITS, PSR_CBITS): New.
 418         (SETPSR_F, SETPSR_S, SETPSR_X, SETPSR_C): New macros.
 419         (SETPSR, SET_INTMODE, SETCC): Removed.
 420         * armsupp.c (ARMul_FixCPSR, ARMul_FixSPSR): Do not test bit
 421         mask.  Use SETPSR_* to modify PSR.
 422         (ARMul_SetCPSR): Load all bits from value.
 423         * armemu.c (ARMul_Emulate, msr): Do not test bit mask.
 424
 425         * armemu.c (ARMul_Emulate): Compute writeback value before
 426         loading, since the offset register may be the destination
 427         register.
 428
 429         * armdefs.h (SYSTEMBANK): Define as USERBANK.
 430         * armsupp.c (ARMul_SwitchMode): Remove SYSTEMBANK cases.
 431
 432 2000-06-22  Alexandre Oliva  <aoliva@cygnus.com>
 433
 434         * armemu.c (Multiply64): Fix computation of flag N.
 435
 436         * armemu.c (MultiplyAdd64): Fix computation of flag N.
 437
 438 2000-06-20  Alexandre Oliva  <aoliva@cygnus.com>
 439
 440         * armemu.h (NEGBRANCH): Do not overwrite the two most significant
 441         bits of the offset.
 442
 443 2000-05-25  Nick Clifton  <nickc@cygnus.com>
 444
 445         * armcopro.c (MMUMCR): Only indicate mode change if a singal has
 446         really changed.
 447         (MMUWrite): Only indicate mode change if a singal has really
 448         changed.
 449
 450         * armdefs.h (SYSTEMMODE): Define.
 451         (BANK_CAN_ACEESS_SPSR): Define.
 452
 453         * armemu.c (ARM_Emulate26): If the mode has changed allow the PC
 454         to advance before stopping the emulation.
 455
 456         * arminit.c (ARMul_Reset): Ensure Mode field of State is set
 457         correctly.
 458
 459         * armos.c (ARMul_OSInit): Create a initial stack pointer for
 460         System mode.
 461
 462         * armsupp.c (ModeToBank): Remove unused first parameter.
 463         Add support for System Mode.
 464         (ARMul_GetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 465         (ARMul_SetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 466         (ARMul_FixSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 467         (ARMulSwitchMode): Add support for System Mode.
 468
 469 Wed May 24 14:40:34 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 470
 471         * configure: Regenerated to track ../common/aclocal.m4 changes.
 472
 473 2000-05-23  Nick Clifton  <nickc@cygnus.com>
 474
 475         * wrapper.c (sim_store_register): Special handling for CPSR
 476         register.
 477
 478 2000-03-11  Philip Blundell  <philb@gnu.org>
 479
 480         * armemu.c (LoadSMult, LoadMult): Correct handling of aborts.
 481         Patch from Allan Skillman <Allan.Skillman@arm.com>.
 482
 483 Wed Mar 22 15:24:21 2000  glen mccready  <gkm@pobox.com>
 484
 485         * wrapper.c (sim_open,sim_close): Copy into myname, free myname.
 486
 487 2000-02-08  Nick Clifton  <nickc@cygnus.com>
 488
 489         * wrapper.c: Fix compile time warning messages.
 490         * armcopro.c: Fix compile time warning messages.
 491         * armdefs.h: Fix compile time warning messages.
 492         * armemu.c: Fix compile time warning messages.
 493         * armemu.h: Fix compile time warning messages.
 494         * armos.c: Fix compile time warning messages.
 495         * armsupp.c: Fix compile time warning messages.
 496         * armvirt.c: Fix compile time warning messages.
 497         * bag.c: Fix compile time warning messages.
 498
 499 2000-02-02  Bernd Schmidt  <bernds@cygnus.co.uk>
 500
 501         * *.[ch]: Use indent to make readable.
 502
 503 1999-11-22  Nick Clifton  <nickc@cygnus.com>
 504
 505         * armos.c (SWIread): Generate an error message if a huge read is
 506         performed.
 507         (SWIwrite): Generate an error message if a huge write is
 508         performed.
 509
 510 1999-10-27  Nick Clifton  <nickc@cygnus.com>
 511
 512         * thumbemu.c (ARMul_ThumbDecode): Accept 0xbebe as a thumb
 513         breakpoint.
 514
 515 1999-10-08  Ulrich Drepper  <drepper@cygnus.com>
 516
 517         * armos.c (SWIopen): Always pass third parameter with 0666 since
 518         otherwise uninitialized memory gets access if the O_CREAT bit is
 519         set and so we possibly cannot access the file afterwards.
 520
 521 1999-09-29  Doug Evans  <devans@casey.cygnus.com>
 522
 523         * armos.c (SWIWrite0): Send output to stdout instead of stderr.
 524         (ARMul_OSHandleSWI, case SWI_WriteC,AngelSWI_Reason_WriteC): Ditto.
 525
 526 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 527
 528         * configure: Regenerated to track ../common/aclocal.m4 changes.
 529
 530 1999-05-08  Felix Lee  <flee@cygnus.com>
 531
 532         * configure: Regenerated to track ../common/aclocal.m4 changes.
 533
 534 1999-04-06  Keith Seitz  <keiths@cygnus.com>
 535
 536         * wrapper.c (stop_simulator): New global.
 537         (sim_stop): Set sim state to STOP and set
 538         stop_simulator.
 539         (sim_resume): Reset stop_simulator.
 540         (sim_stop_reason): If stop_simulator is set, tell gdb
 541         that the we took SIGINT.
 542         * armemu.c (ARMul_Emulate26): Don't loop forever. Stop if
 543         stop_simulator is set.
 544
 545 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 546
 547         * armemu.c (ARMul_Emulate26): If NEED_UI_LOOP_HOOK, call ui_loop_hook
 548         whenever the counter expires.
 549         * Makefile.in (SIM_EXTRA_CFLAGS): Include define NEED_UI_LOOP_HOOK.
 550
 551 1999-03-24  Nick Clifton  <nickc@cygnus.com>
 552
 553         * armemu.c (ARMul_Emulate26): Handle new breakpoint value.
 554         * thumbemu.c (ARMul_ThumbDecode): Handle new breakpoint value.
 555
 556 Mon Sep 14 09:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 557
 558         * wrapper.c (sim_open): Set endianness according to BFD or command
 559         line switch.
 560
 561         * tconfig.in: Define SIM_HAVE_BIENDIAN.
 562
 563 Thu Aug 27 11:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 564
 565         * armemu.c (Multiply64): Test for Rm (rather than Rs) not being
 566         the same as either RdHi or RdLo.
 567
 568 Thu Jul  2 10:24:35 1998  Nick Clifton  <nickc@cygnus.com>
 569
 570         * armos.c (ARMul_OSHandleSWI: AngelSWI_Reason_ReportException):
 571         Set Reg[0] based on reason for for the exception.
 572
 573 Thu Jun  4 15:22:03 1998  Jason Molenda  (crash@bugshack.cygnus.com)
 574
 575         * armos.c (SWIwrite0): New function.
 576         (WriteCommandLineTo): New function.
 577         (SWIopen): New function.
 578         (SWIread): New function.
 579         (SWIwrite): New function.
 580         (SWIflen): New function.
 581         (ARMul_OSHandleSWI): Call new functions instead of handling
 582         these here.
 583         (ARMul_OSHandleSWI): Handle Angel SWIs correctly.
 584         (*): Reformat spacing to be a bit more GNUly.
 585         Most code taken from a patch by Anthony Thompson
 586         (athompso@cambridge.arm.com)
 587
 588 Tue Jun  2 15:22:22 1998  Nick Clifton  <nickc@cygnus.com>
 589
 590         * armos.h: Add Angel SWI and its reason codes.
 591         * armos.c (ARMul_OSHandleSWI): Ignore Angel SWIs (for now).
 592
 593 Mon Jun  1 17:14:19 1998  Anthony Thompson (athompso@cambridge.arm.com)
 594
 595         * armos.c (ARMul_OSHandleSWI::SWI_Open): Handle special case
 596         of ":tt" to catch stdin in addition to stdout.
 597         (ARMul_OSHandleSWI::SWI_Seek): Return 0 or 1 to indicate failure
 598         or success of lseek().
 599
 600 Wed May 20 17:36:25 1998  Nick Clifton  <nickc@cygnus.com>
 601
 602         * armos.c (ARMul_OSHandleSWI): Special case code to catch attempts
 603         to open stdout.
 604
 605 Wed Apr 29 15:29:55 1998  Jeff Johnston  <jjohnstn@cygnus.com>
 606
 607         * armos.c (ARMul_OSHandleSWI): Added code for SWI_Clock,
 608         SWI_Flen, and SWI_Time.  Also fixed SWI_Seek code to only
 609         seek from offset 0 and not to use R2 for whence since it is
 610         not passed as part of the SWI call.
 611
 612 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 613
 614         * configure: Regenerated to track ../common/aclocal.m4 changes.
 615
 616 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 617
 618         * configure: Regenerated to track ../common/aclocal.m4 changes.
 619         * config.in: Ditto.
 620
 621 Sun Apr 26 15:20:26 1998  Tom Tromey  <tromey@cygnus.com>
 622
 623         * acconfig.h: New file.
 624         * configure.in: Reverted change of Apr 24; use sinclude again.
 625
 626 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 627
 628         * configure: Regenerated to track ../common/aclocal.m4 changes.
 629         * config.in: Ditto.
 630
 631 Fri Apr 24 11:20:19 1998  Tom Tromey  <tromey@cygnus.com>
 632
 633         * configure.in: Don't call sinclude.
 634
 635 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 636
 637         * configure: Regenerated to track ../common/aclocal.m4 changes.
 638
 639 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 640
 641         * configure: Regenerated to track ../common/aclocal.m4 changes.
 642
 643 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 644
 645         * configure: Regenerated to track ../common/aclocal.m4 changes.
 646
 647 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 648
 649         * configure: Regenerated to track ../common/aclocal.m4 changes.
 650
 651 Tue Mar 10 09:26:38 1998  Nick Clifton  <nickc@cygnus.com>
 652
 653         * armopts.h: Remove definition of LITTLEND - it is not used.
 654
 655 Tue Feb 17 12:35:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 656
 657         * wrapper.c (sim_store_register, sim_fetch_register): Pass in
 658         length parameter. Return -1.
 659
 660 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 661
 662         * configure: Regenerated to track ../common/aclocal.m4 changes.
 663
 664 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 665
 666         * configure: Regenerated to track ../common/aclocal.m4 changes.
 667
 668 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 669
 670         * configure: Regenerated to track ../common/aclocal.m4 changes.
 671
 672 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 673
 674         * configure: Regenerated to track ../common/aclocal.m4 changes.
 675         * config.in: Ditto.
 676
 677 Tue Dec  9 11:30:48 1997  Nick Clifton  <nickc@cygnus.com>
 678
 679         * Makefile.in: Updated with changes from branch.
 680         * armdefs.h:   ditto
 681         * armemu.c:    ditto   these changes
 682         * armemu.h:    ditto   add support for
 683         * armos.c:     ditto   the Thumb instruction
 684         * armsupp.c:   ditto   set and the new v4
 685         * armvirt.c:   ditto   architecture.
 686         * wrapper.c:   ditto
 687         * thumbemu.c:  New file from branch.
 688
 689
 690 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 691
 692         * configure: Regenerated to track ../common/aclocal.m4 changes.
 693
 694 Thu Oct 30 13:54:06 1997  Nick Clifton  <nickc@cygnus.com>
 695
 696         * armos.c (ARMul_OSHandleSWI): Add support for GetEnv SWI.  Patch
 697         from Tony Thompson at ARM: athompso@arm.com
 698
 699         * wrapper.c (sim_create_inferior): Add code to create an execution
 700         environment.  Patch from Tony Thompson at ARM: athompso@arm.com
 701
 702 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 703
 704         * wrapper.c (sim_load): Pass lma_p and sim_write args to
 705         sim_load_file.
 706
 707 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 708
 709         * configure: Regenerated to track ../common/aclocal.m4 changes.
 710
 711 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 712
 713         * configure: Regenerated to track ../common/aclocal.m4 changes.
 714
 715 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 716
 717         * configure: Regenerated to track ../common/aclocal.m4 changes.
 718
 719 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 720
 721         * configure: Regenerated to track ../common/aclocal.m4 changes.
 722
 723 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 724
 725         * configure: Regenerated to track ../common/aclocal.m4 changes.
 726
 727 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 728
 729         * configure: Regenerated to track ../common/aclocal.m4 changes.
 730
 731 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 732
 733         * configure: Regenerated to track ../common/aclocal.m4 changes.
 734
 735 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 736
 737         * configure: Regenerated to track ../common/aclocal.m4 changes.
 738         * config.in: Ditto.
 739
 740 Tue Aug 26 10:37:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 741
 742         * wrapper.c (sim_kill): Delete.
 743         (sim_create_inferior): Add ABFD argument.
 744         (sim_load): Move setting of PC from here.
 745         (sim_create_inferior): To here.
 746
 747 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 748
 749         * configure: Regenerated to track ../common/aclocal.m4 changes.
 750         * config.in: Ditto.
 751
 752 Mon Aug 25 15:35:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 753
 754         * wrapper.c (sim_open): Add ABFD argument.
 755
 756 Tue May 20 10:13:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 757
 758         * wrapper.c (sim_open): Add callback argument.
 759         (sim_set_callbacks): Drop SIM_DESC argument.
 760
 761 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 762
 763         * configure: Regenerated to track ../common/aclocal.m4 changes.
 764
 765 Fri Apr 18 13:32:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 766
 767         * wrapper.c (sim_stop): Stub sim_stop function.
 768
 769 Thu Apr 17 18:33:01 1997  Fred Fish  <fnf@cygnus.com>
 770
 771         * arminit.c (ARMul_NewState): Preinitialize the state to
 772         all zero/NULL.
 773
 774 Thu Apr 17 02:39:02 1997  Doug Evans  <dje@canuck.cygnus.com>
 775
 776         * Makefile.in (SIM_OBJS): Add sim-load.o.
 777         * wrapper.c (sim_kind,myname): New static locals.
 778         (sim_open): Set sim_kind, myname.
 779         (sim_load): Call sim_load_file to do work.  Set start address from bfd.
 780         (sim_create_inferior): Return SIM_RC.  Delete start_address arg.
 781
 782 Thu Apr 17 11:48:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 783
 784         * wrapper.c (sim_trace): Update so that it matches prototype.
 785
 786 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 787
 788         * configure: Regenerated to track ../common/aclocal.m4 changes.
 789         * config.in: Ditto.
 790
 791 Mon Apr  7 12:01:17 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 792
 793         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 794         $(srcdir)/....
 795         (armemu26.o): Ditto.
 796
 797 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 798
 799         * wrapper.c (sim_open): New arg `kind'.
 800
 801         * configure: Regenerated to track ../common/aclocal.m4 changes.
 802
 803 Wed Apr  2 14:50:44 1997  Ian Lance Taylor  <ian@cygnus.com>
 804
 805         * COPYING: Update FSF address.
 806
 807 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 808
 809         * configure: Regenerated to track ../common/aclocal.m4 changes.
 810
 811 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 812
 813         * configure: Regenerated to track ../common/aclocal.m4 changes.
 814
 815 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 816
 817         * configure: Re-generate.
 818
 819 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 820
 821         * configure: Regenerate to track ../common/aclocal.m4 changes.
 822
 823 Thu Mar 13 12:38:56 1997  Doug Evans  <dje@canuck.cygnus.com>
 824
 825         * wrapper.c (sim_open): Has result now.
 826         (sim_*): New SIM_DESC argument.
 827
 828 Tue Feb  4 13:22:21 1997  Doug Evans  <dje@canuck.cygnus.com>
 829
 830         * Makefile.in (@COMMON_MAKEFILE_FRAG@): Use
 831         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 832         * configure.in: sinclude ../common/aclocal.m4.
 833         * configure: Regenerated.
 834
 835 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 836
 837         * configure configure.in Makefile.in:  Update to new configure
 838         scheme which is more compatible with WinGDB builds.
 839         * configure.in:  Improve comment on how to run autoconf.
 840         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 841         * Makefile.in:  Use autoconf substitution to install common
 842         makefile fragment.
 843
 844 Wed Nov 20 01:05:10 1996  Doug Evans  <dje@canuck.cygnus.com>
 845
 846         * run.c: Deleted, use one in ../common now.
 847         * Makefile.in: Delete everything that's been moved to
 848         ../common/Make-common.in.
 849         (SIM_OBJS): Define.
 850         * configure.in: Simplify using macros in ../common/aclocal.m4.
 851         * configure: Regenerated.
 852         * config.in: New file.
 853         * armos.c: #include config.h.
 854         * wrapper.c (mem_size): Value is in bytes now.
 855         (sim_callback): New global.
 856         (arm_sim_set_profile{,_size}): Delete.
 857         (arm_sim_set_mem_size): Rename to sim_size.
 858         (sim_do_command): Call printf_filtered via callback.
 859         (sim_set_callbacks): Record callback.
 860
 861 Thu Oct  3 16:10:27 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 862
 863         * Makefile.in (mostlyclean): Remove config.log.
 864
 865 Wed Jun 26 12:17:24 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 866
 867         * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
 868         INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
 869         (docdir): Removed.
 870         * configure.in (AC_PREREQ): autoconf 2.5 or higher.
 871         (AC_PROG_INSTALL): Added.
 872         * configure: Rebuilt.
 873
 874 Wed Feb 21 12:14:31 1996  Ian Lance Taylor  <ian@cygnus.com>
 875
 876         * configure: Regenerate with autoconf 2.7.
 877
 878 Fri Dec 15 16:27:30 1995  Ian Lance Taylor  <ian@cygnus.com>
 879
 880         * run.c (main): Use new bfd_big_endian macro.
 881
 882 Mon Nov 20 17:40:38 1995  Doug Evans  <dje@canuck.cygnus.com>
 883
 884         * run.c: Include "getopt.h".
 885         (verbose): Delete.
 886         (usage): Make static.
 887         (main): Call arm_sim_set_verbosity.
 888         Only load sections marked SEC_LOAD.
 889         * wrapper.c (mem_size, verbosity): New static global.
 890         (arm_sim_set_mem_size): Renamed from sim_size.  Callers updated.
 891         (arm_sim_set_profile{,_size}): Renamed from sim_foo.  Callers updated.
 892
 893 Fri Nov 17 19:35:11 1995  Doug Evans  <dje@canuck.cygnus.com>
 894
 895         * armdefs.h (ARMul_State): New member `verbose'.
 896         * armrdi.c (ARMul_ConsolePrint): Add missing va_end.
 897         * run.c (verbose): Make global.
 898         * wrapper.c (init): Set state->verbose.
 899         (ARMul_ConsolePrint): Don't print anything if !verbose.
 900
 901 Fri Oct 13 15:30:30 1995  Doug Evans  <dje@canuck.cygnus.com>
 902
 903         * armos.c: #include dbg_rdi.h.
 904         (ARMul_OSHandleSWI): Handle SWI_Breakpoint.
 905         * armos.h (SWI_Breakpoint): Define.
 906         * wrapper.c: #include armemu.h, dbg_rdi.h.
 907         (rc): Delete.
 908         (sim_resume): Use state->EndCondition to record stop state.
 909         Call FLUSHPIPE before returning.
 910         (sim_stop_reason): Determine reason from state->EndCondition.
 911
 912 Fri Oct 13 15:04:05 1995  steve chamberlain  <sac@slash.cygnus.com>
 913
 914         * wrapper.c (sim_set_callbacks): New.
 915
 916 Thu Sep 28 19:45:56 1995  Doug Evans  <dje@deneb.cygnus.com>
 917
 918         * armos.c (ARMul_OSHandleSWI): Result of read/write calls is
 919         number of bytes not read/written (or -1).
 920
 921 Wed Sep 20 13:35:54 1995  Ian Lance Taylor  <ian@cygnus.com>
 922
 923         * Makefile.in (maintainer-clean): New synonym for realclean.
 924
 925 Fri Sep  8 14:27:20 1995  Ian Lance Taylor  <ian@cygnus.com>
 926
 927         * configure.in: Remove AC_PROG_INSTALL.
 928         * configure: Rebuild.
 929         * Makefile.in (INSTALL): Revert to using install.sh.
 930         (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
 931         (INSTALL_XFORM, INSTALL_XFORM1): Restore.
 932         (mostlyclean): Make the same as clean, not distclean.
 933         (clean): Remove config.log.
 934         (install): Don't install in $(tooldir).
 935
 936 Thu Sep  7 12:00:17 1995  Doug Evans  <dje@canuck.cygnus.com>
 937
 938         (Try to) Update to new bfd autoconf scheme.
 939         * run.c: Don't include sysdep.h.
 940         * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
 941         (CC, CFLAGS, AR, RANLIB): Likewise.
 942         (HDEFINES, TDEFINES): Define.
 943         (CC_FOR_BUILD): Delete.
 944         (host_makefile_frag): Delete.
 945         (Makefile): Don't depend on frags.
 946         * configure.in (sysdep.h): Don't create symlink.
 947         (host_makefile_frag, frags): Deleted.
 948         (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
 949         * configure: Regenerated.
 950
 951 Thu Aug  3 10:45:37 1995  Fred Fish  <fnf@cygnus.com>
 952
 953         * Update all FSF addresses except those in COPYING* files.
 954
 955 Wed Jul  5 16:15:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 956
 957         * Makefile.in (clean): Remove run, libsim.a.
 958
 959         * Makefile.in, configure.in: converted to autoconf.
 960         * configure: New file, generated with autconf 2.4.
 961
 962         * arm.mt: Removed.
 963
 964 Fri Jun 30 16:49:47 1995  Stan Shebs  <shebs@andros.cygnus.com>
 965
 966         * wrapper.c (sim_do_command): New function.
 967
 968 Tue Jun 13 10:57:32 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 969
 970         * armos.c (ARMul_OSHandleSWI): New version to work with
 971         newlib simply.
 972
 973 Thu Jun  8 14:37:14 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 974
 975         * run.c (main): Grab return value from right register.
 976
 977 Wed May 24 14:37:31 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 978
 979         * New.
 980
 981