sim/arm/ChangeLog

   1 2002-07-05  Nick Clifton  <nickc@cambridge.redhat.com>
   2
   3         * armemu.c (ARMul_Emulate32): Add more tests for valid MIA, MIAPH
   4         and MIAxy instructions.
   5
   6 2002-06-21  Nick Clifton  <nickc@cambridge.redhat.com>
   7
   8         * armos.h (ADP_Stopped_RunTimeError): Set correct value.
   9
  10 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
  11
  12         * configure: Regenerated to track ../common/aclocal.m4 changes.
  13
  14 2002-06-12  Andrew Cagney  <ac131313@redhat.com>
  15
  16         * Makefile.in: Update copyright.
  17         (wrapper.o): Specify dependencies.
  18         * wrapper.c: Include "gdb/sim-arm.h".
  19         (sim_store_register, sim_fetch_register): Rewrite using `enum
  20         arm_sim_regs' and a switch.
  21
  22 2002-06-09  Andrew Cagney  <cagney@redhat.com>
  23
  24         * wrapper.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
  25         * armos.c: Include "gdb/callback.h".
  26
  27 2002-05-29  Nick Clifton  <nickc@cambridge.redhat.com>
  28
  29         * armcopro.c (XScale_check_memacc): Set the FSR and FAR registers
  30         if a Data Abort is detected.
  31
  32 2002-05-27  Nick Clifton  <nickc@cambridge.redhat.com>
  33
  34         * armvirt.c (GetWord): Only perform access checks if 'check'
  35         is set.
  36         (PutWord): Likewise.
  37         * wrapper.c (sim_create_inferior): Report unknown machine
  38         numbers.
  39         * thumbemu.c (ARMul_ThumbDecode, Case 31): Do not set LR to pc +
  40         2, it has already been advanced.
  41
  42 2002-05-23  Nick Clifton  <nickc@cambridge.redhat.com>
  43
  44         * thumbemu.c (ARMul_ThumbDecode): When decoding a BLX(1)
  45         instruction do not add in the second bit of the base address -
  46         this has already been accounted for.
  47
  48 2002-05-21  Nick Clifton  <nickc@cambridge.redhat.com>
  49
  50         * armcopro.c (check_cp13_access): Allow access to register 1 when
  51         CRm is 1.
  52         (write_cp13_reg): Allow bit 0 of reg 1 of CRm 1 to be written to.
  53
  54 2002-05-20  Nick Clifton  <nickc@cambridge.redhat.com>
  55
  56         * Makefile.in (SWI_TARGET_SWITCHES): Define.
  57         * armos.c (swi_mask): Define.  Initialise to supporting all
  58         SWI emulations.
  59         (ARMul_OSInit): For XScale targets, only support the ANGEL
  60         SWI interface.  (This is at the request if Intel).
  61         (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
  62         SWI call should be emulated.
  63         Do not fall through from AngelSWI_Reason_WriteC.
  64         Propagate exit code from RedBoot Exit SWI.
  65         * rdi-dgb.h (swi_mask): Prototype.
  66         (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
  67         * wrapper.c: Include run-sim.h.
  68         (sim_target_parse_command_line): New function.  Look for and
  69         handle --swi-support switch.
  70         (sim_target_parse_arg_array): New function.  Process an argv
  71         array for parsing by sim_target_parse_command_line.
  72         (sim_target_display_usage): New function.  Describe syntax of
  73         --swi-suppoort switch.
  74         (sim_open): Add call to sim_target_parse_arg_array).
  75
  76 2002-05-17  Nick Clifton  <nickc@cambridge.redhat.com>
  77
  78         * Makefile.in (SWI_TARGET_SWITCHES): Define.
  79         * armos.c (swi_mask): Define.  Initialise to supporting all
  80         SWI emulations.
  81         (ARMul_OSInit): For XScale targets, only support the ANGEL
  82         SWI interface.  (This is at the request if Intel).
  83         (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
  84         SWI call should be emulated.
  85         Do not fall through from AngelSWI_Reason_WriteC.
  86         Propagate exit code from RedBoot Exit SWI.
  87         * rdi-dgb.h (swi_mask): Prototype.
  88         (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
  89         * wrapper.c (sim_target_parse_command_line): New function.
  90         Look for and handle --swi-support switch.
  91         (sim_target_parse_arg_array): New function.  Process an argv
  92         array for parsing by sim_target_parse_command_line.
  93         (sim_target_display_usage): New function.  Describe syntax of
  94         --swi-suppoort switch.
  95         (sim_open): Add call to sim_target_parse_arg_array).
  96
  97 2002-05-09  Nick Clifton  <nickc@cambridge.redhat.com>
  98
  99         * armos.c (ARMul_OSHandleSWI): Support the RedBoot SWI in ARM
 100         mode and some of its system calls.
 101
 102 2002-03-17  Anthony Green  <green@redhat.com>
 103
 104         * wrapper.c (mem_size): Increase the default target memory to 8MB.
 105
 106 2002-02-21  Keith Seitz  <keiths@redhat.com>
 107
 108         * armos.c (SWIWrite0): Use generic host_callback mechanism
 109         for supported OS functions "open", "close", "write", etc.
 110         (SWIopen): Likewise.
 111         (SWIread): Likewise.
 112         (SWIwrite): Likewise.
 113         (SWIflen): Likewise.
 114         (ARMul_OSHandleSWI): Likewise.
 115
 116 2002-02-05  Nick Clifton  <nickc@cambridge.redhat.com>
 117
 118         * wrapper.c (sim_create_inferior): Modify previous patch so that
 119         it is only triggered for COFF format executables.
 120
 121 2002-02-04  Nick Clifton  <nickc@cambridge.redhat.com>
 122
 123         * wrapper.c (sin_create_inferior): If a v5 architecture is
 124         detected, assume it might be an XScale binary, since there is no
 125         way to distinguish between the two in the COFF file format.
 126
 127 2002-01-10  Nick Clifton  <nickc@cambridge.redhat.com>
 128
 129         * arminit.c (ARMul_Abort): Fix parameters passed to CPRead[13].
 130         * armemu.c (ARMul_Emulate32): Fix parameters passed to CPRead[13]
 131         and CPRead[14].
 132         Fix formatting.  Improve layout.
 133         * armemu.h: Fix formatting.  Improve layout.
 134
 135 2002-01-09  Nick Clifton  <nickc@cambridge.redhat.com>
 136
 137         * wrapper.c (sim_fetch_register): If fetching more than 4 bytes
 138         return zeroes in the other words.
 139         General formatting tidy ups.
 140
 141 2001-11-16  Ben Harris  <bjh21@netbsd.org>
 142
 143         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 144         $(srcdir)/....
 145         (armemu26.o): Ditto.
 146
 147 2001-10-18  Nick Clifton  <nickc@cambridge.redhat.com>
 148
 149         * armemu.h (CP_ACCESS_ALLOWED): New macro.
 150         Fix formatting.
 151         * armcopro.c (read_cp14_reg): Make static.
 152         (write_cp14_reg): Make static.
 153         (check_cp13_access): Use CP_ACCESS_ALLOWED macro.
 154         Fix formatting.
 155         * armsupp.c (ARMul_LDC): Check CP_ACCESS_ALLOWED.
 156         (ARMul_STC): Check CP_ACCESS_ALLOWED.
 157         (ARMul_MCR): Check CP_ACCESS_ALLOWED.
 158         (ARMul_MRC): Check CP_ACCESS_ALLOWED.
 159         (ARMul_CDP): Check CP_ACCESS_ALLOWED.
 160         Fix formatting.
 161         * armemu.c (MCRR): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not
 162         equal to 15.
 163         (MRRC): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not equal to 15.
 164         Fix formatting.
 165
 166 2001-05-11  Nick Clifton  <nickc@cambridge.redhat.com>
 167
 168         * armemu.c (ARMul_Emulate32): Fix handling of XScale LDRD and STRD
 169         instructions with post indexed addressing modes.
 170
 171 2001-05-08  Jens-Christian Lache  <lache@tu-harburg.de>
 172
 173         * armsupp.c (ARMul_FixCPSR): Check Mode not Bank in order to
 174         determine rocesor mode.
 175
 176 2001-04-18  matthew green  <mrg@redhat.com>
 177
 178         * armcopro.c (write_cp15_reg): Set CHANGEMODE if endianness changes.
 179         (read_cp15_reg): Make non-static.
 180         (XScale_cp15_LDC): Update for write_cp15_reg() change.
 181         (XScale_cp15_MCR): Likewise.
 182         (XScale_cp15_write_reg): Likewise.
 183         (XScale_check_memacc): New function. Check for breakpoints being
 184         activated by memory accesses.  Does not support the Branch Target
 185         Buffer.
 186         (XScale_set_fsr_far): New function. Set FSR and FAR for XScale.
 187         (XScale_debug_moe): New function. Set the debug Method Of Entry,
 188         if configured.
 189         (write_cp14_reg): Reset count counter if requested.
 190         * armdefs.h (struct ARMul_State): New members `LastTime' and
 191         `CP14R0_CCD' used for the timer/counters.
 192         (ARMul_CP13_R0_FIQ, ARMul_CP13_R0_IRQ, ARMul_CP13_R8_PMUS,
 193         ARMul_CP14_R0_ENABLE, ARMul_CP14_R0_CLKRST, ARMul_CP14_R0_CCD,
 194         ARMul_CP14_R0_INTEN0, ARMul_CP14_R0_INTEN1, ARMul_CP14_R0_INTEN2,
 195         ARMul_CP14_R0_FLAG0, ARMul_CP14_R0_FLAG1, ARMul_CP14_R0_FLAG2,
 196         ARMul_CP14_R10_MOE_IB, ARMul_CP14_R10_MOE_DB, ARMul_CP14_R10_MOE_BT,
 197         ARMul_CP15_R1_ENDIAN, ARMul_CP15_R1_ALIGN, ARMul_CP15_R5_X,
 198         ARMul_CP15_R5_ST_ALIGN, ARMul_CP15_R5_IMPRE, ARMul_CP15_R5_MMU_EXCPT,
 199         ARMul_CP15_DBCON_M, ARMul_CP15_DBCON_E1, ARMul_CP15_DBCON_E0): New
 200         defines for XScale registers.
 201         (XScale_check_memacc, XScale_set_fsr_far, XScale_debug_moe): Prototype.
 202         (ARMul_Emulate32, ARMul_Emulate26): Clean up function definition.
 203         (ARMul_Emulate32): Handle the clock counter and hardware instruction
 204         breakpoints.  Call XScale_set_fsr_far() for software breakpoints and
 205         software interrupts.
 206         (LoadMult): Call XScale_set_fsr_far() for data aborts.
 207         (LoadSMult): Likewise.
 208         (StoreMult): Likewise.
 209         (StoreSMult): Likewise.
 210         * armemu.h (write_cp15_reg): Update prototype.
 211         * arminit.c (ARMul_NewState): Initialise CP14R0_CCD and LastTime.
 212         (ARMul_Abort): If XScale, check for FIQ and IRQ being enabled in CP13
 213         register 0.
 214         * armvirt.c (GetWord): Call XScale_check_memacc().
 215         (PutWord): Likewise.
 216
 217 2001-03-20  Nick Clifton  <nickc@redhat.com>
 218
 219         * armvirt.c (ARMul_ReLoadInstr): Do not enable alignment checking
 220         when loading unaligned thumb instructions.
 221
 222 2001-03-06  Nick Clifton  <nickc@redhat.com>
 223
 224         * thumbemu.c (ARMul_ThumbDecode): Delete label bo_blx2.
 225         Compute destination address of BLX(1) instruction by
 226         taking bit 1 from PC and not from bit 0 of the offset.
 227
 228 2001-02-27  Nick Clifton  <nickc@redhat.com>
 229
 230         * armvirt.c (GetWord): Add new parameter - check - to enable or
 231         disable the alignment checking.
 232         (PutWord):  Add new parameter - check - to enable or disable the
 233         alignment checking.
 234         (ARMul_ReLoadInstr): Pass extra parameter to GetWord.
 235         (ARMul_ReadWord): Pass extra parameter to GetWord.
 236         (ARMul_WriteWord): Pass extra parameter to PutWord.
 237         (ARMul_StoreHalfWord): Pass extra parameter to PutWord.
 238         (ARMul_WriteByte): Pass extra parameter to GetWord.
 239         (ARMul_SwapWord): Pass extra parameter to PutWord.
 240         (ARMul_SafeReadByte): New Function: Read a byte but do not abort.
 241         (ARMul_SafeWriteByte): New Function: Write a byte but do not abort.
 242
 243         * armdefs.h: Add prototypes for ARMul_SafeReadByte and
 244         ARMul_SafeWriteByte.
 245
 246         * wrapper.c (sim_write): Use ARMul_SafeWriteByte.
 247         (sim_read): Use ARMul_SafeReadByte.
 248
 249         * armos.c (in_SWI_handler): Remove.
 250         (SWIWrite0): Use ARMul_SafeReadByte.
 251         (WriteCommandLineTo): Use ARMul_SafeWriteByte.
 252         (SWIopen): Use ARMul_SafeReadByte.
 253         (SWIread): Use ARMul_SafeWriteByte.
 254         (SWIwrite): Use ARMul_SafeReadByte.
 255         (ARMul_OSHandleSWI): Remove use of is_SWI_handler.
 256         (ARMul_OSException): Remove use of is_SWI_handler.
 257
 258 2001-02-16  Nick Clifton  <nickc@redhat.com>
 259
 260         * armemu.c: Remove Prefetch abort for breakpoints.  Instead set
 261         the state to RESUME.
 262
 263 2001-02-14  Nick Clifton  <nickc@redhat.com>
 264
 265         * armemu.c: Add code to preserve processor mode when a prefetch
 266         abort is signalled after processing a breakpoint.
 267
 268         * wrapper.c (sim_create_inferior): Reset processor into ARM mode
 269         for any machine type except the early ARMs.
 270
 271 2001-02-13  Nick Clifton  <nickc@redhat.com>
 272
 273         * armos.c (in_SWI_handler): New static variable.
 274         (ARMul_OSHandleSWI): Set in_SWI_handler whilst emulating a SWI.
 275         (ARMul_OSException): Ignore exceptions generated whilst emulating
 276         a SWI.
 277
 278 2001-02-12  Nick Clifton  <nickc@redhat.com>
 279
 280         * armemu.h (NEGBRANCH): Fix defintion.
 281
 282 2001-02-01  Nick Clifton  <nickc@redhat.com>
 283
 284         * armemu.c (LoadSMult): Update base address register after
 285         restoring register bank.
 286         (StoreMult): Update base address register after restoring register
 287         bank.
 288
 289 2001-01-31  Nick Clifton  <nickc@redhat.com>
 290
 291         * armvirt.c (PutWord): Detect installation of SWI vector.
 292         (SWI_vector_installed): Define.
 293         * armos.c (ARMul_OsInit): Reset SWI_vector_installed.
 294         * armos.h (SWI_vector_installed): Declare.
 295         * wrapper.c (SWI_vector_installed): Remove definition.
 296         (sim_write): Remove check of SWI vector installation
 297
 298 2000-12-18  Nick Clifton  <nickc@redhat.com>
 299
 300         * armemu.c (ARMul_Emulate26): Fix test for StoreDouble
 301         instruction.
 302
 303 2000-12-10  Nick Clifton  <nickc@redhat.com>
 304
 305         * armos.c (ARMul_OSHandleSWI): Add 0x91 as an FPE SWI.
 306
 307 2000-12-07  Nick Clifton  <nickc@redhat.com>
 308
 309         * armemu.c (ARMul_Emulate26): Detect double word load and
 310         store instructions and call emulation routines.
 311         (Handle_Load_Double): Emulate a double word load instruction.
 312         (Handle_Store_Double): Emulate a double word store
 313         instruction.
 314
 315 2000-12-03  Nick Clifton  <nickc@redhat.com>
 316
 317         * armos.c: Fix formatting.
 318         (ARMul_OSHandleSWI): Suppress support of DEMON SWIs when in xscale
 319         mode.
 320
 321 2000-11-29  Nick Clifton  <nickc@redhat.com>
 322
 323         * armdefs.h (State): Add 'v5e' and 'xscale' fields.
 324         (ARM_v5e_Prop): Define.
 325         (ARM_XScale_Prop): Define.
 326
 327         * wrapper.c (sim_create_inferior): Select processor based on
 328         machine number.
 329         (SWI_vector_installed): New boolean.  Set to true if the SWI
 330         vector address is written to by the executable.
 331
 332         * arminit.c (ARMul_NewState): Switch default to 32 bit mode.
 333         (ARMul_SelectProcessor): Initialise v5e and xscale signals.
 334         (ARMul_Abort): Fix calculation of LR address.
 335
 336         * armos.c (ARMul_OSHandleSWI): If a SWI vector has been installed
 337         and a SWI is not handled by the simulator, pass the SWI off to the
 338         vector, otherwise issue a warning message and continue.
 339
 340         * armsupp.c (ARMul_CPSRAltered): Set S bit aswell.
 341
 342         * thumbemu.c: Add v5 instruction simulation.
 343         * armemu.c: Add v5, XScale and El Segundo instruction simulation.
 344
 345         * armcopro.c: Add XScale co-processor emulation.
 346         * armemu.h: Add exported XScale co-processor functions.
 347
 348 2000-09-15  Nick Clifton  <nickc@redhat.com>
 349
 350         * armdefs.h: Rename StrongARM property to v4_ARM and add v5 ARM
 351         property.  Delete unnecessary processor names.
 352         (ARM_Strong_Prop): Delete.
 353         (STRONGARM): Delete.
 354         (ARM_v4_Prop): Add.
 355         (ARM_v5_Prop): Add
 356         (State): Delete is_StrongARM boolean.  Add is_v4 and is_v5
 357         booleans.
 358
 359         * armemu.h (BUSUSEDINCPCS): Use is_v4 boolean.
 360         (BUSUSEDINCPCN): Use is_v4 boolean.
 361
 362         * arminit.c (ARMul_NewState): Initialise is_v4 and is_v5 fields.
 363         (ARMul_SelectProcessor): Change second parameter from 'processor'
 364         to 'properties'.  Set is_v4 and is_v5 booleans in State.
 365
 366         * armrdi.c: Remove use of ARM processor names.  Replace with ARM
 367         processor properties.
 368
 369         * wrapper.c (sim_create_inferior): Choose properties passed to
 370         ARMul_SelectProcessor based on machine number.
 371
 372 2000-08-14  Nick Clifton  <nickc@redhat.com>
 373
 374         * armemu.c (LHPOSTDOWN): Compute write back value before
 375         performing load in case the offset register is overwritten.
 376         (LHPOSTUP): Ditto.
 377
 378 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 379
 380         * wrapper.c (sim_create_inferior): Fix typo in the previous patch.
 381
 382 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 383
 384         * wrapper.c (sim_create_inferior): Reset mode to ARM when creating a
 385         new inferior.
 386
 387 2000-07-04  Alexandre Oliva  <aoliva@redhat.com>
 388
 389         * armvirt.c (ABORTS): Do not define.
 390
 391         * armdefs.h (struct ARMul_State): Add is_StrongARM.
 392         (ARM_Strong_Prop, STRONGARM): Define.
 393         * arminit.c (ARMul_NewState): Reset is_StrongARM.
 394         (ARMul_SelectProcessor): Set is_StrongARM.
 395         * wrapper.c (sim_create_inferior): Use bfd machine type to
 396         determine processor type to emulate.
 397         * armemu.h (BUSUSEDINCPCS, BUSUSEDINCPCN): Don't increment PC
 398         when emulating StrongARM.
 399
 400         * armemu.c (ARMul_Emulate, t_undefined): Proceed to next insn.
 401
 402         * armemu.h (INSN_SIZE): New macro.
 403         (SET_ABORT): Save CPSR in SPSR and set LR.
 404         * armemu.c (ARMul_Emulate, isize): Set to INSN_SIZE.
 405         (WriteR15, WriteSR15): Do not discard bit 1 in Thumb mode.
 406         * arminit.c (ARMul_Abort): Use new SETABORT and INSN_SIZE.
 407
 408         * armemu.c (LoadSMult): Use WriteR15() to discard the least
 409         significant bits of PC.
 410
 411         * armemu.h (WRITEDESTB): New macro.
 412         * armemu.c (ARMul_Emulate26, bl): Use WriteR15Branch() to
 413         modify PC.  Moved the existing logic...
 414         (WriteR15Branch): ... here.  New function.
 415         (WriteR15, WriteSR15): Drop the two least significant bits.
 416         (LoadSMult): Use WriteR15Branch() to modify PC.
 417         (LoadMult): Use WRITEDESTB() instead of WRITEDEST().
 418
 419         * armemu.h (GETSPSR): Call ARMul_GetSPSR().
 420         * armsupp.c (ARMul_CPSRAltered): Zero out bits as they're
 421         extracted from state->Cpsr, but preserve the unused bits.
 422         (ARMul_GetCPSR): Get bits preserved in state->Cpsr.
 423         (ARMul_GetSPSR, ARMul_FixCPSR): Use ARMul_GetCPSR() to
 424         get the full CPSR word.
 425
 426         * armemu.h (PSR_FBITS, PSR_SBITS, PSR_XBITS, PSR_CBITS): New.
 427         (SETPSR_F, SETPSR_S, SETPSR_X, SETPSR_C): New macros.
 428         (SETPSR, SET_INTMODE, SETCC): Removed.
 429         * armsupp.c (ARMul_FixCPSR, ARMul_FixSPSR): Do not test bit
 430         mask.  Use SETPSR_* to modify PSR.
 431         (ARMul_SetCPSR): Load all bits from value.
 432         * armemu.c (ARMul_Emulate, msr): Do not test bit mask.
 433
 434         * armemu.c (ARMul_Emulate): Compute writeback value before
 435         loading, since the offset register may be the destination
 436         register.
 437
 438         * armdefs.h (SYSTEMBANK): Define as USERBANK.
 439         * armsupp.c (ARMul_SwitchMode): Remove SYSTEMBANK cases.
 440
 441 2000-06-22  Alexandre Oliva  <aoliva@cygnus.com>
 442
 443         * armemu.c (Multiply64): Fix computation of flag N.
 444
 445         * armemu.c (MultiplyAdd64): Fix computation of flag N.
 446
 447 2000-06-20  Alexandre Oliva  <aoliva@cygnus.com>
 448
 449         * armemu.h (NEGBRANCH): Do not overwrite the two most significant
 450         bits of the offset.
 451
 452 2000-05-25  Nick Clifton  <nickc@cygnus.com>
 453
 454         * armcopro.c (MMUMCR): Only indicate mode change if a singal has
 455         really changed.
 456         (MMUWrite): Only indicate mode change if a singal has really
 457         changed.
 458
 459         * armdefs.h (SYSTEMMODE): Define.
 460         (BANK_CAN_ACEESS_SPSR): Define.
 461
 462         * armemu.c (ARM_Emulate26): If the mode has changed allow the PC
 463         to advance before stopping the emulation.
 464
 465         * arminit.c (ARMul_Reset): Ensure Mode field of State is set
 466         correctly.
 467
 468         * armos.c (ARMul_OSInit): Create a initial stack pointer for
 469         System mode.
 470
 471         * armsupp.c (ModeToBank): Remove unused first parameter.
 472         Add support for System Mode.
 473         (ARMul_GetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 474         (ARMul_SetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 475         (ARMul_FixSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 476         (ARMulSwitchMode): Add support for System Mode.
 477
 478 Wed May 24 14:40:34 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 479
 480         * configure: Regenerated to track ../common/aclocal.m4 changes.
 481
 482 2000-05-23  Nick Clifton  <nickc@cygnus.com>
 483
 484         * wrapper.c (sim_store_register): Special handling for CPSR
 485         register.
 486
 487 2000-03-11  Philip Blundell  <philb@gnu.org>
 488
 489         * armemu.c (LoadSMult, LoadMult): Correct handling of aborts.
 490         Patch from Allan Skillman <Allan.Skillman@arm.com>.
 491
 492 Wed Mar 22 15:24:21 2000  glen mccready  <gkm@pobox.com>
 493
 494         * wrapper.c (sim_open,sim_close): Copy into myname, free myname.
 495
 496 2000-02-08  Nick Clifton  <nickc@cygnus.com>
 497
 498         * wrapper.c: Fix compile time warning messages.
 499         * armcopro.c: Fix compile time warning messages.
 500         * armdefs.h: Fix compile time warning messages.
 501         * armemu.c: Fix compile time warning messages.
 502         * armemu.h: Fix compile time warning messages.
 503         * armos.c: Fix compile time warning messages.
 504         * armsupp.c: Fix compile time warning messages.
 505         * armvirt.c: Fix compile time warning messages.
 506         * bag.c: Fix compile time warning messages.
 507
 508 2000-02-02  Bernd Schmidt  <bernds@cygnus.co.uk>
 509
 510         * *.[ch]: Use indent to make readable.
 511
 512 1999-11-22  Nick Clifton  <nickc@cygnus.com>
 513
 514         * armos.c (SWIread): Generate an error message if a huge read is
 515         performed.
 516         (SWIwrite): Generate an error message if a huge write is
 517         performed.
 518
 519 1999-10-27  Nick Clifton  <nickc@cygnus.com>
 520
 521         * thumbemu.c (ARMul_ThumbDecode): Accept 0xbebe as a thumb
 522         breakpoint.
 523
 524 1999-10-08  Ulrich Drepper  <drepper@cygnus.com>
 525
 526         * armos.c (SWIopen): Always pass third parameter with 0666 since
 527         otherwise uninitialized memory gets access if the O_CREAT bit is
 528         set and so we possibly cannot access the file afterwards.
 529
 530 1999-09-29  Doug Evans  <devans@casey.cygnus.com>
 531
 532         * armos.c (SWIWrite0): Send output to stdout instead of stderr.
 533         (ARMul_OSHandleSWI, case SWI_WriteC,AngelSWI_Reason_WriteC): Ditto.
 534
 535 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 536
 537         * configure: Regenerated to track ../common/aclocal.m4 changes.
 538
 539 1999-05-08  Felix Lee  <flee@cygnus.com>
 540
 541         * configure: Regenerated to track ../common/aclocal.m4 changes.
 542
 543 1999-04-06  Keith Seitz  <keiths@cygnus.com>
 544
 545         * wrapper.c (stop_simulator): New global.
 546         (sim_stop): Set sim state to STOP and set
 547         stop_simulator.
 548         (sim_resume): Reset stop_simulator.
 549         (sim_stop_reason): If stop_simulator is set, tell gdb
 550         that the we took SIGINT.
 551         * armemu.c (ARMul_Emulate26): Don't loop forever. Stop if
 552         stop_simulator is set.
 553
 554 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 555
 556         * armemu.c (ARMul_Emulate26): If NEED_UI_LOOP_HOOK, call ui_loop_hook
 557         whenever the counter expires.
 558         * Makefile.in (SIM_EXTRA_CFLAGS): Include define NEED_UI_LOOP_HOOK.
 559
 560 1999-03-24  Nick Clifton  <nickc@cygnus.com>
 561
 562         * armemu.c (ARMul_Emulate26): Handle new breakpoint value.
 563         * thumbemu.c (ARMul_ThumbDecode): Handle new breakpoint value.
 564
 565 Mon Sep 14 09:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 566
 567         * wrapper.c (sim_open): Set endianness according to BFD or command
 568         line switch.
 569
 570         * tconfig.in: Define SIM_HAVE_BIENDIAN.
 571
 572 Thu Aug 27 11:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 573
 574         * armemu.c (Multiply64): Test for Rm (rather than Rs) not being
 575         the same as either RdHi or RdLo.
 576
 577 Thu Jul  2 10:24:35 1998  Nick Clifton  <nickc@cygnus.com>
 578
 579         * armos.c (ARMul_OSHandleSWI: AngelSWI_Reason_ReportException):
 580         Set Reg[0] based on reason for for the exception.
 581
 582 Thu Jun  4 15:22:03 1998  Jason Molenda  (crash@bugshack.cygnus.com)
 583
 584         * armos.c (SWIwrite0): New function.
 585         (WriteCommandLineTo): New function.
 586         (SWIopen): New function.
 587         (SWIread): New function.
 588         (SWIwrite): New function.
 589         (SWIflen): New function.
 590         (ARMul_OSHandleSWI): Call new functions instead of handling
 591         these here.
 592         (ARMul_OSHandleSWI): Handle Angel SWIs correctly.
 593         (*): Reformat spacing to be a bit more GNUly.
 594         Most code taken from a patch by Anthony Thompson
 595         (athompso@cambridge.arm.com)
 596
 597 Tue Jun  2 15:22:22 1998  Nick Clifton  <nickc@cygnus.com>
 598
 599         * armos.h: Add Angel SWI and its reason codes.
 600         * armos.c (ARMul_OSHandleSWI): Ignore Angel SWIs (for now).
 601
 602 Mon Jun  1 17:14:19 1998  Anthony Thompson (athompso@cambridge.arm.com)
 603
 604         * armos.c (ARMul_OSHandleSWI::SWI_Open): Handle special case
 605         of ":tt" to catch stdin in addition to stdout.
 606         (ARMul_OSHandleSWI::SWI_Seek): Return 0 or 1 to indicate failure
 607         or success of lseek().
 608
 609 Wed May 20 17:36:25 1998  Nick Clifton  <nickc@cygnus.com>
 610
 611         * armos.c (ARMul_OSHandleSWI): Special case code to catch attempts
 612         to open stdout.
 613
 614 Wed Apr 29 15:29:55 1998  Jeff Johnston  <jjohnstn@cygnus.com>
 615
 616         * armos.c (ARMul_OSHandleSWI): Added code for SWI_Clock,
 617         SWI_Flen, and SWI_Time.  Also fixed SWI_Seek code to only
 618         seek from offset 0 and not to use R2 for whence since it is
 619         not passed as part of the SWI call.
 620
 621 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 622
 623         * configure: Regenerated to track ../common/aclocal.m4 changes.
 624
 625 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 626
 627         * configure: Regenerated to track ../common/aclocal.m4 changes.
 628         * config.in: Ditto.
 629
 630 Sun Apr 26 15:20:26 1998  Tom Tromey  <tromey@cygnus.com>
 631
 632         * acconfig.h: New file.
 633         * configure.in: Reverted change of Apr 24; use sinclude again.
 634
 635 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 636
 637         * configure: Regenerated to track ../common/aclocal.m4 changes.
 638         * config.in: Ditto.
 639
 640 Fri Apr 24 11:20:19 1998  Tom Tromey  <tromey@cygnus.com>
 641
 642         * configure.in: Don't call sinclude.
 643
 644 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 645
 646         * configure: Regenerated to track ../common/aclocal.m4 changes.
 647
 648 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 649
 650         * configure: Regenerated to track ../common/aclocal.m4 changes.
 651
 652 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 653
 654         * configure: Regenerated to track ../common/aclocal.m4 changes.
 655
 656 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 657
 658         * configure: Regenerated to track ../common/aclocal.m4 changes.
 659
 660 Tue Mar 10 09:26:38 1998  Nick Clifton  <nickc@cygnus.com>
 661
 662         * armopts.h: Remove definition of LITTLEND - it is not used.
 663
 664 Tue Feb 17 12:35:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 665
 666         * wrapper.c (sim_store_register, sim_fetch_register): Pass in
 667         length parameter. Return -1.
 668
 669 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 670
 671         * configure: Regenerated to track ../common/aclocal.m4 changes.
 672
 673 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 674
 675         * configure: Regenerated to track ../common/aclocal.m4 changes.
 676
 677 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 678
 679         * configure: Regenerated to track ../common/aclocal.m4 changes.
 680
 681 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 682
 683         * configure: Regenerated to track ../common/aclocal.m4 changes.
 684         * config.in: Ditto.
 685
 686 Tue Dec  9 11:30:48 1997  Nick Clifton  <nickc@cygnus.com>
 687
 688         * Makefile.in: Updated with changes from branch.
 689         * armdefs.h:   ditto
 690         * armemu.c:    ditto   these changes
 691         * armemu.h:    ditto   add support for
 692         * armos.c:     ditto   the Thumb instruction
 693         * armsupp.c:   ditto   set and the new v4
 694         * armvirt.c:   ditto   architecture.
 695         * wrapper.c:   ditto
 696         * thumbemu.c:  New file from branch.
 697
 698
 699 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 700
 701         * configure: Regenerated to track ../common/aclocal.m4 changes.
 702
 703 Thu Oct 30 13:54:06 1997  Nick Clifton  <nickc@cygnus.com>
 704
 705         * armos.c (ARMul_OSHandleSWI): Add support for GetEnv SWI.  Patch
 706         from Tony Thompson at ARM: athompso@arm.com
 707
 708         * wrapper.c (sim_create_inferior): Add code to create an execution
 709         environment.  Patch from Tony Thompson at ARM: athompso@arm.com
 710
 711 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 712
 713         * wrapper.c (sim_load): Pass lma_p and sim_write args to
 714         sim_load_file.
 715
 716 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 717
 718         * configure: Regenerated to track ../common/aclocal.m4 changes.
 719
 720 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 721
 722         * configure: Regenerated to track ../common/aclocal.m4 changes.
 723
 724 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 725
 726         * configure: Regenerated to track ../common/aclocal.m4 changes.
 727
 728 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 729
 730         * configure: Regenerated to track ../common/aclocal.m4 changes.
 731
 732 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 733
 734         * configure: Regenerated to track ../common/aclocal.m4 changes.
 735
 736 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 737
 738         * configure: Regenerated to track ../common/aclocal.m4 changes.
 739
 740 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 741
 742         * configure: Regenerated to track ../common/aclocal.m4 changes.
 743
 744 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 745
 746         * configure: Regenerated to track ../common/aclocal.m4 changes.
 747         * config.in: Ditto.
 748
 749 Tue Aug 26 10:37:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 750
 751         * wrapper.c (sim_kill): Delete.
 752         (sim_create_inferior): Add ABFD argument.
 753         (sim_load): Move setting of PC from here.
 754         (sim_create_inferior): To here.
 755
 756 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 757
 758         * configure: Regenerated to track ../common/aclocal.m4 changes.
 759         * config.in: Ditto.
 760
 761 Mon Aug 25 15:35:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 762
 763         * wrapper.c (sim_open): Add ABFD argument.
 764
 765 Tue May 20 10:13:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 766
 767         * wrapper.c (sim_open): Add callback argument.
 768         (sim_set_callbacks): Drop SIM_DESC argument.
 769
 770 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 771
 772         * configure: Regenerated to track ../common/aclocal.m4 changes.
 773
 774 Fri Apr 18 13:32:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 775
 776         * wrapper.c (sim_stop): Stub sim_stop function.
 777
 778 Thu Apr 17 18:33:01 1997  Fred Fish  <fnf@cygnus.com>
 779
 780         * arminit.c (ARMul_NewState): Preinitialize the state to
 781         all zero/NULL.
 782
 783 Thu Apr 17 02:39:02 1997  Doug Evans  <dje@canuck.cygnus.com>
 784
 785         * Makefile.in (SIM_OBJS): Add sim-load.o.
 786         * wrapper.c (sim_kind,myname): New static locals.
 787         (sim_open): Set sim_kind, myname.
 788         (sim_load): Call sim_load_file to do work.  Set start address from bfd.
 789         (sim_create_inferior): Return SIM_RC.  Delete start_address arg.
 790
 791 Thu Apr 17 11:48:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 792
 793         * wrapper.c (sim_trace): Update so that it matches prototype.
 794
 795 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 796
 797         * configure: Regenerated to track ../common/aclocal.m4 changes.
 798         * config.in: Ditto.
 799
 800 Mon Apr  7 12:01:17 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 801
 802         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 803         $(srcdir)/....
 804         (armemu26.o): Ditto.
 805
 806 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 807
 808         * wrapper.c (sim_open): New arg `kind'.
 809
 810         * configure: Regenerated to track ../common/aclocal.m4 changes.
 811
 812 Wed Apr  2 14:50:44 1997  Ian Lance Taylor  <ian@cygnus.com>
 813
 814         * COPYING: Update FSF address.
 815
 816 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 817
 818         * configure: Regenerated to track ../common/aclocal.m4 changes.
 819
 820 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 821
 822         * configure: Regenerated to track ../common/aclocal.m4 changes.
 823
 824 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 825
 826         * configure: Re-generate.
 827
 828 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 829
 830         * configure: Regenerate to track ../common/aclocal.m4 changes.
 831
 832 Thu Mar 13 12:38:56 1997  Doug Evans  <dje@canuck.cygnus.com>
 833
 834         * wrapper.c (sim_open): Has result now.
 835         (sim_*): New SIM_DESC argument.
 836
 837 Tue Feb  4 13:22:21 1997  Doug Evans  <dje@canuck.cygnus.com>
 838
 839         * Makefile.in (@COMMON_MAKEFILE_FRAG@): Use
 840         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 841         * configure.in: sinclude ../common/aclocal.m4.
 842         * configure: Regenerated.
 843
 844 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 845
 846         * configure configure.in Makefile.in:  Update to new configure
 847         scheme which is more compatible with WinGDB builds.
 848         * configure.in:  Improve comment on how to run autoconf.
 849         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 850         * Makefile.in:  Use autoconf substitution to install common
 851         makefile fragment.
 852
 853 Wed Nov 20 01:05:10 1996  Doug Evans  <dje@canuck.cygnus.com>
 854
 855         * run.c: Deleted, use one in ../common now.
 856         * Makefile.in: Delete everything that's been moved to
 857         ../common/Make-common.in.
 858         (SIM_OBJS): Define.
 859         * configure.in: Simplify using macros in ../common/aclocal.m4.
 860         * configure: Regenerated.
 861         * config.in: New file.
 862         * armos.c: #include config.h.
 863         * wrapper.c (mem_size): Value is in bytes now.
 864         (sim_callback): New global.
 865         (arm_sim_set_profile{,_size}): Delete.
 866         (arm_sim_set_mem_size): Rename to sim_size.
 867         (sim_do_command): Call printf_filtered via callback.
 868         (sim_set_callbacks): Record callback.
 869
 870 Thu Oct  3 16:10:27 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 871
 872         * Makefile.in (mostlyclean): Remove config.log.
 873
 874 Wed Jun 26 12:17:24 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 875
 876         * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
 877         INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
 878         (docdir): Removed.
 879         * configure.in (AC_PREREQ): autoconf 2.5 or higher.
 880         (AC_PROG_INSTALL): Added.
 881         * configure: Rebuilt.
 882
 883 Wed Feb 21 12:14:31 1996  Ian Lance Taylor  <ian@cygnus.com>
 884
 885         * configure: Regenerate with autoconf 2.7.
 886
 887 Fri Dec 15 16:27:30 1995  Ian Lance Taylor  <ian@cygnus.com>
 888
 889         * run.c (main): Use new bfd_big_endian macro.
 890
 891 Mon Nov 20 17:40:38 1995  Doug Evans  <dje@canuck.cygnus.com>
 892
 893         * run.c: Include "getopt.h".
 894         (verbose): Delete.
 895         (usage): Make static.
 896         (main): Call arm_sim_set_verbosity.
 897         Only load sections marked SEC_LOAD.
 898         * wrapper.c (mem_size, verbosity): New static global.
 899         (arm_sim_set_mem_size): Renamed from sim_size.  Callers updated.
 900         (arm_sim_set_profile{,_size}): Renamed from sim_foo.  Callers updated.
 901
 902 Fri Nov 17 19:35:11 1995  Doug Evans  <dje@canuck.cygnus.com>
 903
 904         * armdefs.h (ARMul_State): New member `verbose'.
 905         * armrdi.c (ARMul_ConsolePrint): Add missing va_end.
 906         * run.c (verbose): Make global.
 907         * wrapper.c (init): Set state->verbose.
 908         (ARMul_ConsolePrint): Don't print anything if !verbose.
 909
 910 Fri Oct 13 15:30:30 1995  Doug Evans  <dje@canuck.cygnus.com>
 911
 912         * armos.c: #include dbg_rdi.h.
 913         (ARMul_OSHandleSWI): Handle SWI_Breakpoint.
 914         * armos.h (SWI_Breakpoint): Define.
 915         * wrapper.c: #include armemu.h, dbg_rdi.h.
 916         (rc): Delete.
 917         (sim_resume): Use state->EndCondition to record stop state.
 918         Call FLUSHPIPE before returning.
 919         (sim_stop_reason): Determine reason from state->EndCondition.
 920
 921 Fri Oct 13 15:04:05 1995  steve chamberlain  <sac@slash.cygnus.com>
 922
 923         * wrapper.c (sim_set_callbacks): New.
 924
 925 Thu Sep 28 19:45:56 1995  Doug Evans  <dje@deneb.cygnus.com>
 926
 927         * armos.c (ARMul_OSHandleSWI): Result of read/write calls is
 928         number of bytes not read/written (or -1).
 929
 930 Wed Sep 20 13:35:54 1995  Ian Lance Taylor  <ian@cygnus.com>
 931
 932         * Makefile.in (maintainer-clean): New synonym for realclean.
 933
 934 Fri Sep  8 14:27:20 1995  Ian Lance Taylor  <ian@cygnus.com>
 935
 936         * configure.in: Remove AC_PROG_INSTALL.
 937         * configure: Rebuild.
 938         * Makefile.in (INSTALL): Revert to using install.sh.
 939         (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
 940         (INSTALL_XFORM, INSTALL_XFORM1): Restore.
 941         (mostlyclean): Make the same as clean, not distclean.
 942         (clean): Remove config.log.
 943         (install): Don't install in $(tooldir).
 944
 945 Thu Sep  7 12:00:17 1995  Doug Evans  <dje@canuck.cygnus.com>
 946
 947         (Try to) Update to new bfd autoconf scheme.
 948         * run.c: Don't include sysdep.h.
 949         * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
 950         (CC, CFLAGS, AR, RANLIB): Likewise.
 951         (HDEFINES, TDEFINES): Define.
 952         (CC_FOR_BUILD): Delete.
 953         (host_makefile_frag): Delete.
 954         (Makefile): Don't depend on frags.
 955         * configure.in (sysdep.h): Don't create symlink.
 956         (host_makefile_frag, frags): Deleted.
 957         (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
 958         * configure: Regenerated.
 959
 960 Thu Aug  3 10:45:37 1995  Fred Fish  <fnf@cygnus.com>
 961
 962         * Update all FSF addresses except those in COPYING* files.
 963
 964 Wed Jul  5 16:15:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 965
 966         * Makefile.in (clean): Remove run, libsim.a.
 967
 968         * Makefile.in, configure.in: converted to autoconf.
 969         * configure: New file, generated with autconf 2.4.
 970
 971         * arm.mt: Removed.
 972
 973 Fri Jun 30 16:49:47 1995  Stan Shebs  <shebs@andros.cygnus.com>
 974
 975         * wrapper.c (sim_do_command): New function.
 976
 977 Tue Jun 13 10:57:32 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 978
 979         * armos.c (ARMul_OSHandleSWI): New version to work with
 980         newlib simply.
 981
 982 Thu Jun  8 14:37:14 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 983
 984         * run.c (main): Grab return value from right register.
 985
 986 Wed May 24 14:37:31 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 987
 988         * New.
 989
 990