sim/arm/ChangeLog

   1 2002-08-15  Nick Clifton  <nickc@redhat.com>
   2
   3         * armos.c (ARMul_OSHandleSWI): Catch and ignore SWIs of -1, they
   4         can be caused by an interrupted system call being resumed by GDB.
   5
   6 2002-07-05  Nick Clifton  <nickc@cambridge.redhat.com>
   7
   8         * armemu.c (ARMul_Emulate32): Add more tests for valid MIA, MIAPH
   9         and MIAxy instructions.
  10
  11 2002-06-21  Nick Clifton  <nickc@cambridge.redhat.com>
  12
  13         * armos.h (ADP_Stopped_RunTimeError): Set correct value.
  14
  15 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
  16
  17         * configure: Regenerated to track ../common/aclocal.m4 changes.
  18
  19 2002-06-12  Andrew Cagney  <ac131313@redhat.com>
  20
  21         * Makefile.in: Update copyright.
  22         (wrapper.o): Specify dependencies.
  23         * wrapper.c: Include "gdb/sim-arm.h".
  24         (sim_store_register, sim_fetch_register): Rewrite using `enum
  25         arm_sim_regs' and a switch.
  26
  27 2002-06-09  Andrew Cagney  <cagney@redhat.com>
  28
  29         * wrapper.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
  30         * armos.c: Include "gdb/callback.h".
  31
  32 2002-05-29  Nick Clifton  <nickc@cambridge.redhat.com>
  33
  34         * armcopro.c (XScale_check_memacc): Set the FSR and FAR registers
  35         if a Data Abort is detected.
  36
  37 2002-05-27  Nick Clifton  <nickc@cambridge.redhat.com>
  38
  39         * armvirt.c (GetWord): Only perform access checks if 'check'
  40         is set.
  41         (PutWord): Likewise.
  42         * wrapper.c (sim_create_inferior): Report unknown machine
  43         numbers.
  44         * thumbemu.c (ARMul_ThumbDecode, Case 31): Do not set LR to pc +
  45         2, it has already been advanced.
  46
  47 2002-05-23  Nick Clifton  <nickc@cambridge.redhat.com>
  48
  49         * thumbemu.c (ARMul_ThumbDecode): When decoding a BLX(1)
  50         instruction do not add in the second bit of the base address -
  51         this has already been accounted for.
  52
  53 2002-05-21  Nick Clifton  <nickc@cambridge.redhat.com>
  54
  55         * armcopro.c (check_cp13_access): Allow access to register 1 when
  56         CRm is 1.
  57         (write_cp13_reg): Allow bit 0 of reg 1 of CRm 1 to be written to.
  58
  59 2002-05-20  Nick Clifton  <nickc@cambridge.redhat.com>
  60
  61         * Makefile.in (SWI_TARGET_SWITCHES): Define.
  62         * armos.c (swi_mask): Define.  Initialise to supporting all
  63         SWI emulations.
  64         (ARMul_OSInit): For XScale targets, only support the ANGEL
  65         SWI interface.  (This is at the request if Intel).
  66         (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
  67         SWI call should be emulated.
  68         Do not fall through from AngelSWI_Reason_WriteC.
  69         Propagate exit code from RedBoot Exit SWI.
  70         * rdi-dgb.h (swi_mask): Prototype.
  71         (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
  72         * wrapper.c: Include run-sim.h.
  73         (sim_target_parse_command_line): New function.  Look for and
  74         handle --swi-support switch.
  75         (sim_target_parse_arg_array): New function.  Process an argv
  76         array for parsing by sim_target_parse_command_line.
  77         (sim_target_display_usage): New function.  Describe syntax of
  78         --swi-suppoort switch.
  79         (sim_open): Add call to sim_target_parse_arg_array).
  80
  81 2002-05-17  Nick Clifton  <nickc@cambridge.redhat.com>
  82
  83         * Makefile.in (SWI_TARGET_SWITCHES): Define.
  84         * armos.c (swi_mask): Define.  Initialise to supporting all
  85         SWI emulations.
  86         (ARMul_OSInit): For XScale targets, only support the ANGEL
  87         SWI interface.  (This is at the request if Intel).
  88         (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
  89         SWI call should be emulated.
  90         Do not fall through from AngelSWI_Reason_WriteC.
  91         Propagate exit code from RedBoot Exit SWI.
  92         * rdi-dgb.h (swi_mask): Prototype.
  93         (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
  94         * wrapper.c (sim_target_parse_command_line): New function.
  95         Look for and handle --swi-support switch.
  96         (sim_target_parse_arg_array): New function.  Process an argv
  97         array for parsing by sim_target_parse_command_line.
  98         (sim_target_display_usage): New function.  Describe syntax of
  99         --swi-suppoort switch.
 100         (sim_open): Add call to sim_target_parse_arg_array).
 101
 102 2002-05-09  Nick Clifton  <nickc@cambridge.redhat.com>
 103
 104         * armos.c (ARMul_OSHandleSWI): Support the RedBoot SWI in ARM
 105         mode and some of its system calls.
 106
 107 2002-03-17  Anthony Green  <green@redhat.com>
 108
 109         * wrapper.c (mem_size): Increase the default target memory to 8MB.
 110
 111 2002-02-21  Keith Seitz  <keiths@redhat.com>
 112
 113         * armos.c (SWIWrite0): Use generic host_callback mechanism
 114         for supported OS functions "open", "close", "write", etc.
 115         (SWIopen): Likewise.
 116         (SWIread): Likewise.
 117         (SWIwrite): Likewise.
 118         (SWIflen): Likewise.
 119         (ARMul_OSHandleSWI): Likewise.
 120
 121 2002-02-05  Nick Clifton  <nickc@cambridge.redhat.com>
 122
 123         * wrapper.c (sim_create_inferior): Modify previous patch so that
 124         it is only triggered for COFF format executables.
 125
 126 2002-02-04  Nick Clifton  <nickc@cambridge.redhat.com>
 127
 128         * wrapper.c (sin_create_inferior): If a v5 architecture is
 129         detected, assume it might be an XScale binary, since there is no
 130         way to distinguish between the two in the COFF file format.
 131
 132 2002-01-10  Nick Clifton  <nickc@cambridge.redhat.com>
 133
 134         * arminit.c (ARMul_Abort): Fix parameters passed to CPRead[13].
 135         * armemu.c (ARMul_Emulate32): Fix parameters passed to CPRead[13]
 136         and CPRead[14].
 137         Fix formatting.  Improve layout.
 138         * armemu.h: Fix formatting.  Improve layout.
 139
 140 2002-01-09  Nick Clifton  <nickc@cambridge.redhat.com>
 141
 142         * wrapper.c (sim_fetch_register): If fetching more than 4 bytes
 143         return zeroes in the other words.
 144         General formatting tidy ups.
 145
 146 2001-11-16  Ben Harris  <bjh21@netbsd.org>
 147
 148         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 149         $(srcdir)/....
 150         (armemu26.o): Ditto.
 151
 152 2001-10-18  Nick Clifton  <nickc@cambridge.redhat.com>
 153
 154         * armemu.h (CP_ACCESS_ALLOWED): New macro.
 155         Fix formatting.
 156         * armcopro.c (read_cp14_reg): Make static.
 157         (write_cp14_reg): Make static.
 158         (check_cp13_access): Use CP_ACCESS_ALLOWED macro.
 159         Fix formatting.
 160         * armsupp.c (ARMul_LDC): Check CP_ACCESS_ALLOWED.
 161         (ARMul_STC): Check CP_ACCESS_ALLOWED.
 162         (ARMul_MCR): Check CP_ACCESS_ALLOWED.
 163         (ARMul_MRC): Check CP_ACCESS_ALLOWED.
 164         (ARMul_CDP): Check CP_ACCESS_ALLOWED.
 165         Fix formatting.
 166         * armemu.c (MCRR): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not
 167         equal to 15.
 168         (MRRC): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not equal to 15.
 169         Fix formatting.
 170
 171 2001-05-11  Nick Clifton  <nickc@cambridge.redhat.com>
 172
 173         * armemu.c (ARMul_Emulate32): Fix handling of XScale LDRD and STRD
 174         instructions with post indexed addressing modes.
 175
 176 2001-05-08  Jens-Christian Lache  <lache@tu-harburg.de>
 177
 178         * armsupp.c (ARMul_FixCPSR): Check Mode not Bank in order to
 179         determine rocesor mode.
 180
 181 2001-04-18  matthew green  <mrg@redhat.com>
 182
 183         * armcopro.c (write_cp15_reg): Set CHANGEMODE if endianness changes.
 184         (read_cp15_reg): Make non-static.
 185         (XScale_cp15_LDC): Update for write_cp15_reg() change.
 186         (XScale_cp15_MCR): Likewise.
 187         (XScale_cp15_write_reg): Likewise.
 188         (XScale_check_memacc): New function. Check for breakpoints being
 189         activated by memory accesses.  Does not support the Branch Target
 190         Buffer.
 191         (XScale_set_fsr_far): New function. Set FSR and FAR for XScale.
 192         (XScale_debug_moe): New function. Set the debug Method Of Entry,
 193         if configured.
 194         (write_cp14_reg): Reset count counter if requested.
 195         * armdefs.h (struct ARMul_State): New members `LastTime' and
 196         `CP14R0_CCD' used for the timer/counters.
 197         (ARMul_CP13_R0_FIQ, ARMul_CP13_R0_IRQ, ARMul_CP13_R8_PMUS,
 198         ARMul_CP14_R0_ENABLE, ARMul_CP14_R0_CLKRST, ARMul_CP14_R0_CCD,
 199         ARMul_CP14_R0_INTEN0, ARMul_CP14_R0_INTEN1, ARMul_CP14_R0_INTEN2,
 200         ARMul_CP14_R0_FLAG0, ARMul_CP14_R0_FLAG1, ARMul_CP14_R0_FLAG2,
 201         ARMul_CP14_R10_MOE_IB, ARMul_CP14_R10_MOE_DB, ARMul_CP14_R10_MOE_BT,
 202         ARMul_CP15_R1_ENDIAN, ARMul_CP15_R1_ALIGN, ARMul_CP15_R5_X,
 203         ARMul_CP15_R5_ST_ALIGN, ARMul_CP15_R5_IMPRE, ARMul_CP15_R5_MMU_EXCPT,
 204         ARMul_CP15_DBCON_M, ARMul_CP15_DBCON_E1, ARMul_CP15_DBCON_E0): New
 205         defines for XScale registers.
 206         (XScale_check_memacc, XScale_set_fsr_far, XScale_debug_moe): Prototype.
 207         (ARMul_Emulate32, ARMul_Emulate26): Clean up function definition.
 208         (ARMul_Emulate32): Handle the clock counter and hardware instruction
 209         breakpoints.  Call XScale_set_fsr_far() for software breakpoints and
 210         software interrupts.
 211         (LoadMult): Call XScale_set_fsr_far() for data aborts.
 212         (LoadSMult): Likewise.
 213         (StoreMult): Likewise.
 214         (StoreSMult): Likewise.
 215         * armemu.h (write_cp15_reg): Update prototype.
 216         * arminit.c (ARMul_NewState): Initialise CP14R0_CCD and LastTime.
 217         (ARMul_Abort): If XScale, check for FIQ and IRQ being enabled in CP13
 218         register 0.
 219         * armvirt.c (GetWord): Call XScale_check_memacc().
 220         (PutWord): Likewise.
 221
 222 2001-03-20  Nick Clifton  <nickc@redhat.com>
 223
 224         * armvirt.c (ARMul_ReLoadInstr): Do not enable alignment checking
 225         when loading unaligned thumb instructions.
 226
 227 2001-03-06  Nick Clifton  <nickc@redhat.com>
 228
 229         * thumbemu.c (ARMul_ThumbDecode): Delete label bo_blx2.
 230         Compute destination address of BLX(1) instruction by
 231         taking bit 1 from PC and not from bit 0 of the offset.
 232
 233 2001-02-27  Nick Clifton  <nickc@redhat.com>
 234
 235         * armvirt.c (GetWord): Add new parameter - check - to enable or
 236         disable the alignment checking.
 237         (PutWord):  Add new parameter - check - to enable or disable the
 238         alignment checking.
 239         (ARMul_ReLoadInstr): Pass extra parameter to GetWord.
 240         (ARMul_ReadWord): Pass extra parameter to GetWord.
 241         (ARMul_WriteWord): Pass extra parameter to PutWord.
 242         (ARMul_StoreHalfWord): Pass extra parameter to PutWord.
 243         (ARMul_WriteByte): Pass extra parameter to GetWord.
 244         (ARMul_SwapWord): Pass extra parameter to PutWord.
 245         (ARMul_SafeReadByte): New Function: Read a byte but do not abort.
 246         (ARMul_SafeWriteByte): New Function: Write a byte but do not abort.
 247
 248         * armdefs.h: Add prototypes for ARMul_SafeReadByte and
 249         ARMul_SafeWriteByte.
 250
 251         * wrapper.c (sim_write): Use ARMul_SafeWriteByte.
 252         (sim_read): Use ARMul_SafeReadByte.
 253
 254         * armos.c (in_SWI_handler): Remove.
 255         (SWIWrite0): Use ARMul_SafeReadByte.
 256         (WriteCommandLineTo): Use ARMul_SafeWriteByte.
 257         (SWIopen): Use ARMul_SafeReadByte.
 258         (SWIread): Use ARMul_SafeWriteByte.
 259         (SWIwrite): Use ARMul_SafeReadByte.
 260         (ARMul_OSHandleSWI): Remove use of is_SWI_handler.
 261         (ARMul_OSException): Remove use of is_SWI_handler.
 262
 263 2001-02-16  Nick Clifton  <nickc@redhat.com>
 264
 265         * armemu.c: Remove Prefetch abort for breakpoints.  Instead set
 266         the state to RESUME.
 267
 268 2001-02-14  Nick Clifton  <nickc@redhat.com>
 269
 270         * armemu.c: Add code to preserve processor mode when a prefetch
 271         abort is signalled after processing a breakpoint.
 272
 273         * wrapper.c (sim_create_inferior): Reset processor into ARM mode
 274         for any machine type except the early ARMs.
 275
 276 2001-02-13  Nick Clifton  <nickc@redhat.com>
 277
 278         * armos.c (in_SWI_handler): New static variable.
 279         (ARMul_OSHandleSWI): Set in_SWI_handler whilst emulating a SWI.
 280         (ARMul_OSException): Ignore exceptions generated whilst emulating
 281         a SWI.
 282
 283 2001-02-12  Nick Clifton  <nickc@redhat.com>
 284
 285         * armemu.h (NEGBRANCH): Fix defintion.
 286
 287 2001-02-01  Nick Clifton  <nickc@redhat.com>
 288
 289         * armemu.c (LoadSMult): Update base address register after
 290         restoring register bank.
 291         (StoreMult): Update base address register after restoring register
 292         bank.
 293
 294 2001-01-31  Nick Clifton  <nickc@redhat.com>
 295
 296         * armvirt.c (PutWord): Detect installation of SWI vector.
 297         (SWI_vector_installed): Define.
 298         * armos.c (ARMul_OsInit): Reset SWI_vector_installed.
 299         * armos.h (SWI_vector_installed): Declare.
 300         * wrapper.c (SWI_vector_installed): Remove definition.
 301         (sim_write): Remove check of SWI vector installation
 302
 303 2000-12-18  Nick Clifton  <nickc@redhat.com>
 304
 305         * armemu.c (ARMul_Emulate26): Fix test for StoreDouble
 306         instruction.
 307
 308 2000-12-10  Nick Clifton  <nickc@redhat.com>
 309
 310         * armos.c (ARMul_OSHandleSWI): Add 0x91 as an FPE SWI.
 311
 312 2000-12-07  Nick Clifton  <nickc@redhat.com>
 313
 314         * armemu.c (ARMul_Emulate26): Detect double word load and
 315         store instructions and call emulation routines.
 316         (Handle_Load_Double): Emulate a double word load instruction.
 317         (Handle_Store_Double): Emulate a double word store
 318         instruction.
 319
 320 2000-12-03  Nick Clifton  <nickc@redhat.com>
 321
 322         * armos.c: Fix formatting.
 323         (ARMul_OSHandleSWI): Suppress support of DEMON SWIs when in xscale
 324         mode.
 325
 326 2000-11-29  Nick Clifton  <nickc@redhat.com>
 327
 328         * armdefs.h (State): Add 'v5e' and 'xscale' fields.
 329         (ARM_v5e_Prop): Define.
 330         (ARM_XScale_Prop): Define.
 331
 332         * wrapper.c (sim_create_inferior): Select processor based on
 333         machine number.
 334         (SWI_vector_installed): New boolean.  Set to true if the SWI
 335         vector address is written to by the executable.
 336
 337         * arminit.c (ARMul_NewState): Switch default to 32 bit mode.
 338         (ARMul_SelectProcessor): Initialise v5e and xscale signals.
 339         (ARMul_Abort): Fix calculation of LR address.
 340
 341         * armos.c (ARMul_OSHandleSWI): If a SWI vector has been installed
 342         and a SWI is not handled by the simulator, pass the SWI off to the
 343         vector, otherwise issue a warning message and continue.
 344
 345         * armsupp.c (ARMul_CPSRAltered): Set S bit aswell.
 346
 347         * thumbemu.c: Add v5 instruction simulation.
 348         * armemu.c: Add v5, XScale and El Segundo instruction simulation.
 349
 350         * armcopro.c: Add XScale co-processor emulation.
 351         * armemu.h: Add exported XScale co-processor functions.
 352
 353 2000-09-15  Nick Clifton  <nickc@redhat.com>
 354
 355         * armdefs.h: Rename StrongARM property to v4_ARM and add v5 ARM
 356         property.  Delete unnecessary processor names.
 357         (ARM_Strong_Prop): Delete.
 358         (STRONGARM): Delete.
 359         (ARM_v4_Prop): Add.
 360         (ARM_v5_Prop): Add
 361         (State): Delete is_StrongARM boolean.  Add is_v4 and is_v5
 362         booleans.
 363
 364         * armemu.h (BUSUSEDINCPCS): Use is_v4 boolean.
 365         (BUSUSEDINCPCN): Use is_v4 boolean.
 366
 367         * arminit.c (ARMul_NewState): Initialise is_v4 and is_v5 fields.
 368         (ARMul_SelectProcessor): Change second parameter from 'processor'
 369         to 'properties'.  Set is_v4 and is_v5 booleans in State.
 370
 371         * armrdi.c: Remove use of ARM processor names.  Replace with ARM
 372         processor properties.
 373
 374         * wrapper.c (sim_create_inferior): Choose properties passed to
 375         ARMul_SelectProcessor based on machine number.
 376
 377 2000-08-14  Nick Clifton  <nickc@redhat.com>
 378
 379         * armemu.c (LHPOSTDOWN): Compute write back value before
 380         performing load in case the offset register is overwritten.
 381         (LHPOSTUP): Ditto.
 382
 383 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 384
 385         * wrapper.c (sim_create_inferior): Fix typo in the previous patch.
 386
 387 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 388
 389         * wrapper.c (sim_create_inferior): Reset mode to ARM when creating a
 390         new inferior.
 391
 392 2000-07-04  Alexandre Oliva  <aoliva@redhat.com>
 393
 394         * armvirt.c (ABORTS): Do not define.
 395
 396         * armdefs.h (struct ARMul_State): Add is_StrongARM.
 397         (ARM_Strong_Prop, STRONGARM): Define.
 398         * arminit.c (ARMul_NewState): Reset is_StrongARM.
 399         (ARMul_SelectProcessor): Set is_StrongARM.
 400         * wrapper.c (sim_create_inferior): Use bfd machine type to
 401         determine processor type to emulate.
 402         * armemu.h (BUSUSEDINCPCS, BUSUSEDINCPCN): Don't increment PC
 403         when emulating StrongARM.
 404
 405         * armemu.c (ARMul_Emulate, t_undefined): Proceed to next insn.
 406
 407         * armemu.h (INSN_SIZE): New macro.
 408         (SET_ABORT): Save CPSR in SPSR and set LR.
 409         * armemu.c (ARMul_Emulate, isize): Set to INSN_SIZE.
 410         (WriteR15, WriteSR15): Do not discard bit 1 in Thumb mode.
 411         * arminit.c (ARMul_Abort): Use new SETABORT and INSN_SIZE.
 412
 413         * armemu.c (LoadSMult): Use WriteR15() to discard the least
 414         significant bits of PC.
 415
 416         * armemu.h (WRITEDESTB): New macro.
 417         * armemu.c (ARMul_Emulate26, bl): Use WriteR15Branch() to
 418         modify PC.  Moved the existing logic...
 419         (WriteR15Branch): ... here.  New function.
 420         (WriteR15, WriteSR15): Drop the two least significant bits.
 421         (LoadSMult): Use WriteR15Branch() to modify PC.
 422         (LoadMult): Use WRITEDESTB() instead of WRITEDEST().
 423
 424         * armemu.h (GETSPSR): Call ARMul_GetSPSR().
 425         * armsupp.c (ARMul_CPSRAltered): Zero out bits as they're
 426         extracted from state->Cpsr, but preserve the unused bits.
 427         (ARMul_GetCPSR): Get bits preserved in state->Cpsr.
 428         (ARMul_GetSPSR, ARMul_FixCPSR): Use ARMul_GetCPSR() to
 429         get the full CPSR word.
 430
 431         * armemu.h (PSR_FBITS, PSR_SBITS, PSR_XBITS, PSR_CBITS): New.
 432         (SETPSR_F, SETPSR_S, SETPSR_X, SETPSR_C): New macros.
 433         (SETPSR, SET_INTMODE, SETCC): Removed.
 434         * armsupp.c (ARMul_FixCPSR, ARMul_FixSPSR): Do not test bit
 435         mask.  Use SETPSR_* to modify PSR.
 436         (ARMul_SetCPSR): Load all bits from value.
 437         * armemu.c (ARMul_Emulate, msr): Do not test bit mask.
 438
 439         * armemu.c (ARMul_Emulate): Compute writeback value before
 440         loading, since the offset register may be the destination
 441         register.
 442
 443         * armdefs.h (SYSTEMBANK): Define as USERBANK.
 444         * armsupp.c (ARMul_SwitchMode): Remove SYSTEMBANK cases.
 445
 446 2000-06-22  Alexandre Oliva  <aoliva@cygnus.com>
 447
 448         * armemu.c (Multiply64): Fix computation of flag N.
 449
 450         * armemu.c (MultiplyAdd64): Fix computation of flag N.
 451
 452 2000-06-20  Alexandre Oliva  <aoliva@cygnus.com>
 453
 454         * armemu.h (NEGBRANCH): Do not overwrite the two most significant
 455         bits of the offset.
 456
 457 2000-05-25  Nick Clifton  <nickc@cygnus.com>
 458
 459         * armcopro.c (MMUMCR): Only indicate mode change if a singal has
 460         really changed.
 461         (MMUWrite): Only indicate mode change if a singal has really
 462         changed.
 463
 464         * armdefs.h (SYSTEMMODE): Define.
 465         (BANK_CAN_ACEESS_SPSR): Define.
 466
 467         * armemu.c (ARM_Emulate26): If the mode has changed allow the PC
 468         to advance before stopping the emulation.
 469
 470         * arminit.c (ARMul_Reset): Ensure Mode field of State is set
 471         correctly.
 472
 473         * armos.c (ARMul_OSInit): Create a initial stack pointer for
 474         System mode.
 475
 476         * armsupp.c (ModeToBank): Remove unused first parameter.
 477         Add support for System Mode.
 478         (ARMul_GetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 479         (ARMul_SetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 480         (ARMul_FixSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 481         (ARMulSwitchMode): Add support for System Mode.
 482
 483 Wed May 24 14:40:34 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 484
 485         * configure: Regenerated to track ../common/aclocal.m4 changes.
 486
 487 2000-05-23  Nick Clifton  <nickc@cygnus.com>
 488
 489         * wrapper.c (sim_store_register): Special handling for CPSR
 490         register.
 491
 492 2000-03-11  Philip Blundell  <philb@gnu.org>
 493
 494         * armemu.c (LoadSMult, LoadMult): Correct handling of aborts.
 495         Patch from Allan Skillman <Allan.Skillman@arm.com>.
 496
 497 Wed Mar 22 15:24:21 2000  glen mccready  <gkm@pobox.com>
 498
 499         * wrapper.c (sim_open,sim_close): Copy into myname, free myname.
 500
 501 2000-02-08  Nick Clifton  <nickc@cygnus.com>
 502
 503         * wrapper.c: Fix compile time warning messages.
 504         * armcopro.c: Fix compile time warning messages.
 505         * armdefs.h: Fix compile time warning messages.
 506         * armemu.c: Fix compile time warning messages.
 507         * armemu.h: Fix compile time warning messages.
 508         * armos.c: Fix compile time warning messages.
 509         * armsupp.c: Fix compile time warning messages.
 510         * armvirt.c: Fix compile time warning messages.
 511         * bag.c: Fix compile time warning messages.
 512
 513 2000-02-02  Bernd Schmidt  <bernds@cygnus.co.uk>
 514
 515         * *.[ch]: Use indent to make readable.
 516
 517 1999-11-22  Nick Clifton  <nickc@cygnus.com>
 518
 519         * armos.c (SWIread): Generate an error message if a huge read is
 520         performed.
 521         (SWIwrite): Generate an error message if a huge write is
 522         performed.
 523
 524 1999-10-27  Nick Clifton  <nickc@cygnus.com>
 525
 526         * thumbemu.c (ARMul_ThumbDecode): Accept 0xbebe as a thumb
 527         breakpoint.
 528
 529 1999-10-08  Ulrich Drepper  <drepper@cygnus.com>
 530
 531         * armos.c (SWIopen): Always pass third parameter with 0666 since
 532         otherwise uninitialized memory gets access if the O_CREAT bit is
 533         set and so we possibly cannot access the file afterwards.
 534
 535 1999-09-29  Doug Evans  <devans@casey.cygnus.com>
 536
 537         * armos.c (SWIWrite0): Send output to stdout instead of stderr.
 538         (ARMul_OSHandleSWI, case SWI_WriteC,AngelSWI_Reason_WriteC): Ditto.
 539
 540 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 541
 542         * configure: Regenerated to track ../common/aclocal.m4 changes.
 543
 544 1999-05-08  Felix Lee  <flee@cygnus.com>
 545
 546         * configure: Regenerated to track ../common/aclocal.m4 changes.
 547
 548 1999-04-06  Keith Seitz  <keiths@cygnus.com>
 549
 550         * wrapper.c (stop_simulator): New global.
 551         (sim_stop): Set sim state to STOP and set
 552         stop_simulator.
 553         (sim_resume): Reset stop_simulator.
 554         (sim_stop_reason): If stop_simulator is set, tell gdb
 555         that the we took SIGINT.
 556         * armemu.c (ARMul_Emulate26): Don't loop forever. Stop if
 557         stop_simulator is set.
 558
 559 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 560
 561         * armemu.c (ARMul_Emulate26): If NEED_UI_LOOP_HOOK, call ui_loop_hook
 562         whenever the counter expires.
 563         * Makefile.in (SIM_EXTRA_CFLAGS): Include define NEED_UI_LOOP_HOOK.
 564
 565 1999-03-24  Nick Clifton  <nickc@cygnus.com>
 566
 567         * armemu.c (ARMul_Emulate26): Handle new breakpoint value.
 568         * thumbemu.c (ARMul_ThumbDecode): Handle new breakpoint value.
 569
 570 Mon Sep 14 09:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 571
 572         * wrapper.c (sim_open): Set endianness according to BFD or command
 573         line switch.
 574
 575         * tconfig.in: Define SIM_HAVE_BIENDIAN.
 576
 577 Thu Aug 27 11:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 578
 579         * armemu.c (Multiply64): Test for Rm (rather than Rs) not being
 580         the same as either RdHi or RdLo.
 581
 582 Thu Jul  2 10:24:35 1998  Nick Clifton  <nickc@cygnus.com>
 583
 584         * armos.c (ARMul_OSHandleSWI: AngelSWI_Reason_ReportException):
 585         Set Reg[0] based on reason for for the exception.
 586
 587 Thu Jun  4 15:22:03 1998  Jason Molenda  (crash@bugshack.cygnus.com)
 588
 589         * armos.c (SWIwrite0): New function.
 590         (WriteCommandLineTo): New function.
 591         (SWIopen): New function.
 592         (SWIread): New function.
 593         (SWIwrite): New function.
 594         (SWIflen): New function.
 595         (ARMul_OSHandleSWI): Call new functions instead of handling
 596         these here.
 597         (ARMul_OSHandleSWI): Handle Angel SWIs correctly.
 598         (*): Reformat spacing to be a bit more GNUly.
 599         Most code taken from a patch by Anthony Thompson
 600         (athompso@cambridge.arm.com)
 601
 602 Tue Jun  2 15:22:22 1998  Nick Clifton  <nickc@cygnus.com>
 603
 604         * armos.h: Add Angel SWI and its reason codes.
 605         * armos.c (ARMul_OSHandleSWI): Ignore Angel SWIs (for now).
 606
 607 Mon Jun  1 17:14:19 1998  Anthony Thompson (athompso@cambridge.arm.com)
 608
 609         * armos.c (ARMul_OSHandleSWI::SWI_Open): Handle special case
 610         of ":tt" to catch stdin in addition to stdout.
 611         (ARMul_OSHandleSWI::SWI_Seek): Return 0 or 1 to indicate failure
 612         or success of lseek().
 613
 614 Wed May 20 17:36:25 1998  Nick Clifton  <nickc@cygnus.com>
 615
 616         * armos.c (ARMul_OSHandleSWI): Special case code to catch attempts
 617         to open stdout.
 618
 619 Wed Apr 29 15:29:55 1998  Jeff Johnston  <jjohnstn@cygnus.com>
 620
 621         * armos.c (ARMul_OSHandleSWI): Added code for SWI_Clock,
 622         SWI_Flen, and SWI_Time.  Also fixed SWI_Seek code to only
 623         seek from offset 0 and not to use R2 for whence since it is
 624         not passed as part of the SWI call.
 625
 626 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 627
 628         * configure: Regenerated to track ../common/aclocal.m4 changes.
 629
 630 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 631
 632         * configure: Regenerated to track ../common/aclocal.m4 changes.
 633         * config.in: Ditto.
 634
 635 Sun Apr 26 15:20:26 1998  Tom Tromey  <tromey@cygnus.com>
 636
 637         * acconfig.h: New file.
 638         * configure.in: Reverted change of Apr 24; use sinclude again.
 639
 640 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 641
 642         * configure: Regenerated to track ../common/aclocal.m4 changes.
 643         * config.in: Ditto.
 644
 645 Fri Apr 24 11:20:19 1998  Tom Tromey  <tromey@cygnus.com>
 646
 647         * configure.in: Don't call sinclude.
 648
 649 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 650
 651         * configure: Regenerated to track ../common/aclocal.m4 changes.
 652
 653 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 654
 655         * configure: Regenerated to track ../common/aclocal.m4 changes.
 656
 657 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 658
 659         * configure: Regenerated to track ../common/aclocal.m4 changes.
 660
 661 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 662
 663         * configure: Regenerated to track ../common/aclocal.m4 changes.
 664
 665 Tue Mar 10 09:26:38 1998  Nick Clifton  <nickc@cygnus.com>
 666
 667         * armopts.h: Remove definition of LITTLEND - it is not used.
 668
 669 Tue Feb 17 12:35:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 670
 671         * wrapper.c (sim_store_register, sim_fetch_register): Pass in
 672         length parameter. Return -1.
 673
 674 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 675
 676         * configure: Regenerated to track ../common/aclocal.m4 changes.
 677
 678 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 679
 680         * configure: Regenerated to track ../common/aclocal.m4 changes.
 681
 682 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 683
 684         * configure: Regenerated to track ../common/aclocal.m4 changes.
 685
 686 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 687
 688         * configure: Regenerated to track ../common/aclocal.m4 changes.
 689         * config.in: Ditto.
 690
 691 Tue Dec  9 11:30:48 1997  Nick Clifton  <nickc@cygnus.com>
 692
 693         * Makefile.in: Updated with changes from branch.
 694         * armdefs.h:   ditto
 695         * armemu.c:    ditto   these changes
 696         * armemu.h:    ditto   add support for
 697         * armos.c:     ditto   the Thumb instruction
 698         * armsupp.c:   ditto   set and the new v4
 699         * armvirt.c:   ditto   architecture.
 700         * wrapper.c:   ditto
 701         * thumbemu.c:  New file from branch.
 702
 703
 704 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 705
 706         * configure: Regenerated to track ../common/aclocal.m4 changes.
 707
 708 Thu Oct 30 13:54:06 1997  Nick Clifton  <nickc@cygnus.com>
 709
 710         * armos.c (ARMul_OSHandleSWI): Add support for GetEnv SWI.  Patch
 711         from Tony Thompson at ARM: athompso@arm.com
 712
 713         * wrapper.c (sim_create_inferior): Add code to create an execution
 714         environment.  Patch from Tony Thompson at ARM: athompso@arm.com
 715
 716 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 717
 718         * wrapper.c (sim_load): Pass lma_p and sim_write args to
 719         sim_load_file.
 720
 721 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 722
 723         * configure: Regenerated to track ../common/aclocal.m4 changes.
 724
 725 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 726
 727         * configure: Regenerated to track ../common/aclocal.m4 changes.
 728
 729 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 730
 731         * configure: Regenerated to track ../common/aclocal.m4 changes.
 732
 733 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 734
 735         * configure: Regenerated to track ../common/aclocal.m4 changes.
 736
 737 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 738
 739         * configure: Regenerated to track ../common/aclocal.m4 changes.
 740
 741 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 742
 743         * configure: Regenerated to track ../common/aclocal.m4 changes.
 744
 745 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 746
 747         * configure: Regenerated to track ../common/aclocal.m4 changes.
 748
 749 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 750
 751         * configure: Regenerated to track ../common/aclocal.m4 changes.
 752         * config.in: Ditto.
 753
 754 Tue Aug 26 10:37:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 755
 756         * wrapper.c (sim_kill): Delete.
 757         (sim_create_inferior): Add ABFD argument.
 758         (sim_load): Move setting of PC from here.
 759         (sim_create_inferior): To here.
 760
 761 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 762
 763         * configure: Regenerated to track ../common/aclocal.m4 changes.
 764         * config.in: Ditto.
 765
 766 Mon Aug 25 15:35:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 767
 768         * wrapper.c (sim_open): Add ABFD argument.
 769
 770 Tue May 20 10:13:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 771
 772         * wrapper.c (sim_open): Add callback argument.
 773         (sim_set_callbacks): Drop SIM_DESC argument.
 774
 775 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 776
 777         * configure: Regenerated to track ../common/aclocal.m4 changes.
 778
 779 Fri Apr 18 13:32:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 780
 781         * wrapper.c (sim_stop): Stub sim_stop function.
 782
 783 Thu Apr 17 18:33:01 1997  Fred Fish  <fnf@cygnus.com>
 784
 785         * arminit.c (ARMul_NewState): Preinitialize the state to
 786         all zero/NULL.
 787
 788 Thu Apr 17 02:39:02 1997  Doug Evans  <dje@canuck.cygnus.com>
 789
 790         * Makefile.in (SIM_OBJS): Add sim-load.o.
 791         * wrapper.c (sim_kind,myname): New static locals.
 792         (sim_open): Set sim_kind, myname.
 793         (sim_load): Call sim_load_file to do work.  Set start address from bfd.
 794         (sim_create_inferior): Return SIM_RC.  Delete start_address arg.
 795
 796 Thu Apr 17 11:48:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 797
 798         * wrapper.c (sim_trace): Update so that it matches prototype.
 799
 800 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 801
 802         * configure: Regenerated to track ../common/aclocal.m4 changes.
 803         * config.in: Ditto.
 804
 805 Mon Apr  7 12:01:17 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 806
 807         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 808         $(srcdir)/....
 809         (armemu26.o): Ditto.
 810
 811 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 812
 813         * wrapper.c (sim_open): New arg `kind'.
 814
 815         * configure: Regenerated to track ../common/aclocal.m4 changes.
 816
 817 Wed Apr  2 14:50:44 1997  Ian Lance Taylor  <ian@cygnus.com>
 818
 819         * COPYING: Update FSF address.
 820
 821 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 822
 823         * configure: Regenerated to track ../common/aclocal.m4 changes.
 824
 825 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 826
 827         * configure: Regenerated to track ../common/aclocal.m4 changes.
 828
 829 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 830
 831         * configure: Re-generate.
 832
 833 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 834
 835         * configure: Regenerate to track ../common/aclocal.m4 changes.
 836
 837 Thu Mar 13 12:38:56 1997  Doug Evans  <dje@canuck.cygnus.com>
 838
 839         * wrapper.c (sim_open): Has result now.
 840         (sim_*): New SIM_DESC argument.
 841
 842 Tue Feb  4 13:22:21 1997  Doug Evans  <dje@canuck.cygnus.com>
 843
 844         * Makefile.in (@COMMON_MAKEFILE_FRAG@): Use
 845         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 846         * configure.in: sinclude ../common/aclocal.m4.
 847         * configure: Regenerated.
 848
 849 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 850
 851         * configure configure.in Makefile.in:  Update to new configure
 852         scheme which is more compatible with WinGDB builds.
 853         * configure.in:  Improve comment on how to run autoconf.
 854         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 855         * Makefile.in:  Use autoconf substitution to install common
 856         makefile fragment.
 857
 858 Wed Nov 20 01:05:10 1996  Doug Evans  <dje@canuck.cygnus.com>
 859
 860         * run.c: Deleted, use one in ../common now.
 861         * Makefile.in: Delete everything that's been moved to
 862         ../common/Make-common.in.
 863         (SIM_OBJS): Define.
 864         * configure.in: Simplify using macros in ../common/aclocal.m4.
 865         * configure: Regenerated.
 866         * config.in: New file.
 867         * armos.c: #include config.h.
 868         * wrapper.c (mem_size): Value is in bytes now.
 869         (sim_callback): New global.
 870         (arm_sim_set_profile{,_size}): Delete.
 871         (arm_sim_set_mem_size): Rename to sim_size.
 872         (sim_do_command): Call printf_filtered via callback.
 873         (sim_set_callbacks): Record callback.
 874
 875 Thu Oct  3 16:10:27 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 876
 877         * Makefile.in (mostlyclean): Remove config.log.
 878
 879 Wed Jun 26 12:17:24 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 880
 881         * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
 882         INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
 883         (docdir): Removed.
 884         * configure.in (AC_PREREQ): autoconf 2.5 or higher.
 885         (AC_PROG_INSTALL): Added.
 886         * configure: Rebuilt.
 887
 888 Wed Feb 21 12:14:31 1996  Ian Lance Taylor  <ian@cygnus.com>
 889
 890         * configure: Regenerate with autoconf 2.7.
 891
 892 Fri Dec 15 16:27:30 1995  Ian Lance Taylor  <ian@cygnus.com>
 893
 894         * run.c (main): Use new bfd_big_endian macro.
 895
 896 Mon Nov 20 17:40:38 1995  Doug Evans  <dje@canuck.cygnus.com>
 897
 898         * run.c: Include "getopt.h".
 899         (verbose): Delete.
 900         (usage): Make static.
 901         (main): Call arm_sim_set_verbosity.
 902         Only load sections marked SEC_LOAD.
 903         * wrapper.c (mem_size, verbosity): New static global.
 904         (arm_sim_set_mem_size): Renamed from sim_size.  Callers updated.
 905         (arm_sim_set_profile{,_size}): Renamed from sim_foo.  Callers updated.
 906
 907 Fri Nov 17 19:35:11 1995  Doug Evans  <dje@canuck.cygnus.com>
 908
 909         * armdefs.h (ARMul_State): New member `verbose'.
 910         * armrdi.c (ARMul_ConsolePrint): Add missing va_end.
 911         * run.c (verbose): Make global.
 912         * wrapper.c (init): Set state->verbose.
 913         (ARMul_ConsolePrint): Don't print anything if !verbose.
 914
 915 Fri Oct 13 15:30:30 1995  Doug Evans  <dje@canuck.cygnus.com>
 916
 917         * armos.c: #include dbg_rdi.h.
 918         (ARMul_OSHandleSWI): Handle SWI_Breakpoint.
 919         * armos.h (SWI_Breakpoint): Define.
 920         * wrapper.c: #include armemu.h, dbg_rdi.h.
 921         (rc): Delete.
 922         (sim_resume): Use state->EndCondition to record stop state.
 923         Call FLUSHPIPE before returning.
 924         (sim_stop_reason): Determine reason from state->EndCondition.
 925
 926 Fri Oct 13 15:04:05 1995  steve chamberlain  <sac@slash.cygnus.com>
 927
 928         * wrapper.c (sim_set_callbacks): New.
 929
 930 Thu Sep 28 19:45:56 1995  Doug Evans  <dje@deneb.cygnus.com>
 931
 932         * armos.c (ARMul_OSHandleSWI): Result of read/write calls is
 933         number of bytes not read/written (or -1).
 934
 935 Wed Sep 20 13:35:54 1995  Ian Lance Taylor  <ian@cygnus.com>
 936
 937         * Makefile.in (maintainer-clean): New synonym for realclean.
 938
 939 Fri Sep  8 14:27:20 1995  Ian Lance Taylor  <ian@cygnus.com>
 940
 941         * configure.in: Remove AC_PROG_INSTALL.
 942         * configure: Rebuild.
 943         * Makefile.in (INSTALL): Revert to using install.sh.
 944         (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
 945         (INSTALL_XFORM, INSTALL_XFORM1): Restore.
 946         (mostlyclean): Make the same as clean, not distclean.
 947         (clean): Remove config.log.
 948         (install): Don't install in $(tooldir).
 949
 950 Thu Sep  7 12:00:17 1995  Doug Evans  <dje@canuck.cygnus.com>
 951
 952         (Try to) Update to new bfd autoconf scheme.
 953         * run.c: Don't include sysdep.h.
 954         * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
 955         (CC, CFLAGS, AR, RANLIB): Likewise.
 956         (HDEFINES, TDEFINES): Define.
 957         (CC_FOR_BUILD): Delete.
 958         (host_makefile_frag): Delete.
 959         (Makefile): Don't depend on frags.
 960         * configure.in (sysdep.h): Don't create symlink.
 961         (host_makefile_frag, frags): Deleted.
 962         (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
 963         * configure: Regenerated.
 964
 965 Thu Aug  3 10:45:37 1995  Fred Fish  <fnf@cygnus.com>
 966
 967         * Update all FSF addresses except those in COPYING* files.
 968
 969 Wed Jul  5 16:15:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 970
 971         * Makefile.in (clean): Remove run, libsim.a.
 972
 973         * Makefile.in, configure.in: converted to autoconf.
 974         * configure: New file, generated with autconf 2.4.
 975
 976         * arm.mt: Removed.
 977
 978 Fri Jun 30 16:49:47 1995  Stan Shebs  <shebs@andros.cygnus.com>
 979
 980         * wrapper.c (sim_do_command): New function.
 981
 982 Tue Jun 13 10:57:32 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 983
 984         * armos.c (ARMul_OSHandleSWI): New version to work with
 985         newlib simply.
 986
 987 Thu Jun  8 14:37:14 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 988
 989         * run.c (main): Grab return value from right register.
 990
 991 Wed May 24 14:37:31 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 992
 993         * New.
 994
 995