sim/arm/ChangeLog

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