sim/arm/ChangeLog

   1 2003-01-10  Ben Elliston  <bje@redhat.com>
   2
   3         * README.Cygnus: Rename from this ..
   4         * README: .. to this.
   5
   6 2002-09-27  Andrew Cagney  <ac131313@redhat.com>
   7
   8         * wrapper.c (sim_open): Add support for -m<mem-size>.
   9         (mem_size): Reduce to 2MB.
  10         Fix PR gdb/433.
  11
  12 2002-08-15  Nick Clifton  <nickc@redhat.com>
  13
  14         * armos.c (ARMul_OSHandleSWI): Catch and ignore SWIs of -1, they
  15         can be caused by an interrupted system call being resumed by GDB.
  16
  17 2002-07-05  Nick Clifton  <nickc@cambridge.redhat.com>
  18
  19         * armemu.c (ARMul_Emulate32): Add more tests for valid MIA, MIAPH
  20         and MIAxy instructions.
  21
  22 2002-06-21  Nick Clifton  <nickc@cambridge.redhat.com>
  23
  24         * armos.h (ADP_Stopped_RunTimeError): Set correct value.
  25
  26 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
  27
  28         * configure: Regenerated to track ../common/aclocal.m4 changes.
  29
  30 2002-06-12  Andrew Cagney  <ac131313@redhat.com>
  31
  32         * Makefile.in: Update copyright.
  33         (wrapper.o): Specify dependencies.
  34         * wrapper.c: Include "gdb/sim-arm.h".
  35         (sim_store_register, sim_fetch_register): Rewrite using `enum
  36         arm_sim_regs' and a switch.
  37
  38 2002-06-09  Andrew Cagney  <cagney@redhat.com>
  39
  40         * wrapper.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
  41         * armos.c: Include "gdb/callback.h".
  42
  43 2002-05-29  Nick Clifton  <nickc@cambridge.redhat.com>
  44
  45         * armcopro.c (XScale_check_memacc): Set the FSR and FAR registers
  46         if a Data Abort is detected.
  47
  48 2002-05-27  Nick Clifton  <nickc@cambridge.redhat.com>
  49
  50         * armvirt.c (GetWord): Only perform access checks if 'check'
  51         is set.
  52         (PutWord): Likewise.
  53         * wrapper.c (sim_create_inferior): Report unknown machine
  54         numbers.
  55         * thumbemu.c (ARMul_ThumbDecode, Case 31): Do not set LR to pc +
  56         2, it has already been advanced.
  57
  58 2002-05-23  Nick Clifton  <nickc@cambridge.redhat.com>
  59
  60         * thumbemu.c (ARMul_ThumbDecode): When decoding a BLX(1)
  61         instruction do not add in the second bit of the base address -
  62         this has already been accounted for.
  63
  64 2002-05-21  Nick Clifton  <nickc@cambridge.redhat.com>
  65
  66         * armcopro.c (check_cp13_access): Allow access to register 1 when
  67         CRm is 1.
  68         (write_cp13_reg): Allow bit 0 of reg 1 of CRm 1 to be written to.
  69
  70 2002-05-17  Nick Clifton  <nickc@cambridge.redhat.com>
  71
  72         * Makefile.in (SIM_TARGET_SWITCHES): Define.
  73         * armos.c (swi_mask): Define.  Initialise to supporting all
  74         SWI emulations.
  75         (ARMul_OSInit): For XScale targets, only support the ANGEL
  76         SWI interface.  (This is at the request if Intel).
  77         (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
  78         SWI call should be emulated.
  79         Do not fall through from AngelSWI_Reason_WriteC.
  80         Propagate exit code from RedBoot Exit SWI.
  81         * rdi-dgb.h (swi_mask): Prototype.
  82         (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
  83         * wrapper.c (sim_target_parse_command_line): New function.
  84         Look for and handle --swi-support switch.
  85         (sim_target_parse_arg_array): New function.  Process an argv
  86         array for parsing by sim_target_parse_command_line.
  87         (sim_target_display_usage): New function.  Describe syntax of
  88         --swi-suppoort switch.
  89         (sim_open): Add call to sim_target_parse_arg_array).
  90
  91 2002-05-09  Nick Clifton  <nickc@cambridge.redhat.com>
  92
  93         * armos.c (ARMul_OSHandleSWI): Support the RedBoot SWI in ARM
  94         mode and some of its system calls.
  95
  96 2002-03-17  Anthony Green  <green@redhat.com>
  97
  98         * wrapper.c (mem_size): Increase the default target memory to 8MB.
  99
 100 2002-02-21  Keith Seitz  <keiths@redhat.com>
 101
 102         * armos.c (SWIWrite0): Use generic host_callback mechanism
 103         for supported OS functions "open", "close", "write", etc.
 104         (SWIopen): Likewise.
 105         (SWIread): Likewise.
 106         (SWIwrite): Likewise.
 107         (SWIflen): Likewise.
 108         (ARMul_OSHandleSWI): Likewise.
 109
 110 2002-02-05  Nick Clifton  <nickc@cambridge.redhat.com>
 111
 112         * wrapper.c (sim_create_inferior): Modify previous patch so that
 113         it is only triggered for COFF format executables.
 114
 115 2002-02-04  Nick Clifton  <nickc@cambridge.redhat.com>
 116
 117         * wrapper.c (sin_create_inferior): If a v5 architecture is
 118         detected, assume it might be an XScale binary, since there is no
 119         way to distinguish between the two in the COFF file format.
 120
 121 2002-01-10  Nick Clifton  <nickc@cambridge.redhat.com>
 122
 123         * arminit.c (ARMul_Abort): Fix parameters passed to CPRead[13].
 124         * armemu.c (ARMul_Emulate32): Fix parameters passed to CPRead[13]
 125         and CPRead[14].
 126         Fix formatting.  Improve layout.
 127         * armemu.h: Fix formatting.  Improve layout.
 128
 129 2002-01-09  Nick Clifton  <nickc@cambridge.redhat.com>
 130
 131         * wrapper.c (sim_fetch_register): If fetching more than 4 bytes
 132         return zeroes in the other words.
 133         General formatting tidy ups.
 134
 135 2001-11-16  Ben Harris  <bjh21@netbsd.org>
 136
 137         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 138         $(srcdir)/....
 139         (armemu26.o): Ditto.
 140
 141 2001-10-18  Nick Clifton  <nickc@cambridge.redhat.com>
 142
 143         * armemu.h (CP_ACCESS_ALLOWED): New macro.
 144         Fix formatting.
 145         * armcopro.c (read_cp14_reg): Make static.
 146         (write_cp14_reg): Make static.
 147         (check_cp13_access): Use CP_ACCESS_ALLOWED macro.
 148         Fix formatting.
 149         * armsupp.c (ARMul_LDC): Check CP_ACCESS_ALLOWED.
 150         (ARMul_STC): Check CP_ACCESS_ALLOWED.
 151         (ARMul_MCR): Check CP_ACCESS_ALLOWED.
 152         (ARMul_MRC): Check CP_ACCESS_ALLOWED.
 153         (ARMul_CDP): Check CP_ACCESS_ALLOWED.
 154         Fix formatting.
 155         * armemu.c (MCRR): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not
 156         equal to 15.
 157         (MRRC): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not equal to 15.
 158         Fix formatting.
 159
 160 2001-05-11  Nick Clifton  <nickc@cambridge.redhat.com>
 161
 162         * armemu.c (ARMul_Emulate32): Fix handling of XScale LDRD and STRD
 163         instructions with post indexed addressing modes.
 164
 165 2001-05-08  Jens-Christian Lache  <lache@tu-harburg.de>
 166
 167         * armsupp.c (ARMul_FixCPSR): Check Mode not Bank in order to
 168         determine rocesor mode.
 169
 170 2001-04-18  matthew green  <mrg@redhat.com>
 171
 172         * armcopro.c (write_cp15_reg): Set CHANGEMODE if endianness changes.
 173         (read_cp15_reg): Make non-static.
 174         (XScale_cp15_LDC): Update for write_cp15_reg() change.
 175         (XScale_cp15_MCR): Likewise.
 176         (XScale_cp15_write_reg): Likewise.
 177         (XScale_check_memacc): New function. Check for breakpoints being
 178         activated by memory accesses.  Does not support the Branch Target
 179         Buffer.
 180         (XScale_set_fsr_far): New function. Set FSR and FAR for XScale.
 181         (XScale_debug_moe): New function. Set the debug Method Of Entry,
 182         if configured.
 183         (write_cp14_reg): Reset count counter if requested.
 184         * armdefs.h (struct ARMul_State): New members `LastTime' and
 185         `CP14R0_CCD' used for the timer/counters.
 186         (ARMul_CP13_R0_FIQ, ARMul_CP13_R0_IRQ, ARMul_CP13_R8_PMUS,
 187         ARMul_CP14_R0_ENABLE, ARMul_CP14_R0_CLKRST, ARMul_CP14_R0_CCD,
 188         ARMul_CP14_R0_INTEN0, ARMul_CP14_R0_INTEN1, ARMul_CP14_R0_INTEN2,
 189         ARMul_CP14_R0_FLAG0, ARMul_CP14_R0_FLAG1, ARMul_CP14_R0_FLAG2,
 190         ARMul_CP14_R10_MOE_IB, ARMul_CP14_R10_MOE_DB, ARMul_CP14_R10_MOE_BT,
 191         ARMul_CP15_R1_ENDIAN, ARMul_CP15_R1_ALIGN, ARMul_CP15_R5_X,
 192         ARMul_CP15_R5_ST_ALIGN, ARMul_CP15_R5_IMPRE, ARMul_CP15_R5_MMU_EXCPT,
 193         ARMul_CP15_DBCON_M, ARMul_CP15_DBCON_E1, ARMul_CP15_DBCON_E0): New
 194         defines for XScale registers.
 195         (XScale_check_memacc, XScale_set_fsr_far, XScale_debug_moe): Prototype.
 196         (ARMul_Emulate32, ARMul_Emulate26): Clean up function definition.
 197         (ARMul_Emulate32): Handle the clock counter and hardware instruction
 198         breakpoints.  Call XScale_set_fsr_far() for software breakpoints and
 199         software interrupts.
 200         (LoadMult): Call XScale_set_fsr_far() for data aborts.
 201         (LoadSMult): Likewise.
 202         (StoreMult): Likewise.
 203         (StoreSMult): Likewise.
 204         * armemu.h (write_cp15_reg): Update prototype.
 205         * arminit.c (ARMul_NewState): Initialise CP14R0_CCD and LastTime.
 206         (ARMul_Abort): If XScale, check for FIQ and IRQ being enabled in CP13
 207         register 0.
 208         * armvirt.c (GetWord): Call XScale_check_memacc().
 209         (PutWord): Likewise.
 210
 211 2001-03-20  Nick Clifton  <nickc@redhat.com>
 212
 213         * armvirt.c (ARMul_ReLoadInstr): Do not enable alignment checking
 214         when loading unaligned thumb instructions.
 215
 216 2001-03-06  Nick Clifton  <nickc@redhat.com>
 217
 218         * thumbemu.c (ARMul_ThumbDecode): Delete label bo_blx2.
 219         Compute destination address of BLX(1) instruction by
 220         taking bit 1 from PC and not from bit 0 of the offset.
 221
 222 2001-02-27  Nick Clifton  <nickc@redhat.com>
 223
 224         * armvirt.c (GetWord): Add new parameter - check - to enable or
 225         disable the alignment checking.
 226         (PutWord):  Add new parameter - check - to enable or disable the
 227         alignment checking.
 228         (ARMul_ReLoadInstr): Pass extra parameter to GetWord.
 229         (ARMul_ReadWord): Pass extra parameter to GetWord.
 230         (ARMul_WriteWord): Pass extra parameter to PutWord.
 231         (ARMul_StoreHalfWord): Pass extra parameter to PutWord.
 232         (ARMul_WriteByte): Pass extra parameter to GetWord.
 233         (ARMul_SwapWord): Pass extra parameter to PutWord.
 234         (ARMul_SafeReadByte): New Function: Read a byte but do not abort.
 235         (ARMul_SafeWriteByte): New Function: Write a byte but do not abort.
 236
 237         * armdefs.h: Add prototypes for ARMul_SafeReadByte and
 238         ARMul_SafeWriteByte.
 239
 240         * wrapper.c (sim_write): Use ARMul_SafeWriteByte.
 241         (sim_read): Use ARMul_SafeReadByte.
 242
 243         * armos.c (in_SWI_handler): Remove.
 244         (SWIWrite0): Use ARMul_SafeReadByte.
 245         (WriteCommandLineTo): Use ARMul_SafeWriteByte.
 246         (SWIopen): Use ARMul_SafeReadByte.
 247         (SWIread): Use ARMul_SafeWriteByte.
 248         (SWIwrite): Use ARMul_SafeReadByte.
 249         (ARMul_OSHandleSWI): Remove use of is_SWI_handler.
 250         (ARMul_OSException): Remove use of is_SWI_handler.
 251
 252 2001-02-16  Nick Clifton  <nickc@redhat.com>
 253
 254         * armemu.c: Remove Prefetch abort for breakpoints.  Instead set
 255         the state to RESUME.
 256
 257 2001-02-14  Nick Clifton  <nickc@redhat.com>
 258
 259         * armemu.c: Add code to preserve processor mode when a prefetch
 260         abort is signalled after processing a breakpoint.
 261
 262         * wrapper.c (sim_create_inferior): Reset processor into ARM mode
 263         for any machine type except the early ARMs.
 264
 265 2001-02-13  Nick Clifton  <nickc@redhat.com>
 266
 267         * armos.c (in_SWI_handler): New static variable.
 268         (ARMul_OSHandleSWI): Set in_SWI_handler whilst emulating a SWI.
 269         (ARMul_OSException): Ignore exceptions generated whilst emulating
 270         a SWI.
 271
 272 2001-02-12  Nick Clifton  <nickc@redhat.com>
 273
 274         * armemu.h (NEGBRANCH): Fix defintion.
 275
 276 2001-02-01  Nick Clifton  <nickc@redhat.com>
 277
 278         * armemu.c (LoadSMult): Update base address register after
 279         restoring register bank.
 280         (StoreMult): Update base address register after restoring register
 281         bank.
 282
 283 2001-01-31  Nick Clifton  <nickc@redhat.com>
 284
 285         * armvirt.c (PutWord): Detect installation of SWI vector.
 286         (SWI_vector_installed): Define.
 287         * armos.c (ARMul_OsInit): Reset SWI_vector_installed.
 288         * armos.h (SWI_vector_installed): Declare.
 289         * wrapper.c (SWI_vector_installed): Remove definition.
 290         (sim_write): Remove check of SWI vector installation
 291
 292 2000-12-18  Nick Clifton  <nickc@redhat.com>
 293
 294         * armemu.c (ARMul_Emulate26): Fix test for StoreDouble
 295         instruction.
 296
 297 2000-12-10  Nick Clifton  <nickc@redhat.com>
 298
 299         * armos.c (ARMul_OSHandleSWI): Add 0x91 as an FPE SWI.
 300
 301 2000-12-07  Nick Clifton  <nickc@redhat.com>
 302
 303         * armemu.c (ARMul_Emulate26): Detect double word load and
 304         store instructions and call emulation routines.
 305         (Handle_Load_Double): Emulate a double word load instruction.
 306         (Handle_Store_Double): Emulate a double word store
 307         instruction.
 308
 309 2000-12-03  Nick Clifton  <nickc@redhat.com>
 310
 311         * armos.c: Fix formatting.
 312         (ARMul_OSHandleSWI): Suppress support of DEMON SWIs when in xscale
 313         mode.
 314
 315 2000-11-29  Nick Clifton  <nickc@redhat.com>
 316
 317         * armdefs.h (State): Add 'v5e' and 'xscale' fields.
 318         (ARM_v5e_Prop): Define.
 319         (ARM_XScale_Prop): Define.
 320
 321         * wrapper.c (sim_create_inferior): Select processor based on
 322         machine number.
 323         (SWI_vector_installed): New boolean.  Set to true if the SWI
 324         vector address is written to by the executable.
 325
 326         * arminit.c (ARMul_NewState): Switch default to 32 bit mode.
 327         (ARMul_SelectProcessor): Initialise v5e and xscale signals.
 328         (ARMul_Abort): Fix calculation of LR address.
 329
 330         * armos.c (ARMul_OSHandleSWI): If a SWI vector has been installed
 331         and a SWI is not handled by the simulator, pass the SWI off to the
 332         vector, otherwise issue a warning message and continue.
 333
 334         * armsupp.c (ARMul_CPSRAltered): Set S bit aswell.
 335
 336         * thumbemu.c: Add v5 instruction simulation.
 337         * armemu.c: Add v5, XScale and El Segundo instruction simulation.
 338
 339         * armcopro.c: Add XScale co-processor emulation.
 340         * armemu.h: Add exported XScale co-processor functions.
 341
 342 2000-09-15  Nick Clifton  <nickc@redhat.com>
 343
 344         * armdefs.h: Rename StrongARM property to v4_ARM and add v5 ARM
 345         property.  Delete unnecessary processor names.
 346         (ARM_Strong_Prop): Delete.
 347         (STRONGARM): Delete.
 348         (ARM_v4_Prop): Add.
 349         (ARM_v5_Prop): Add
 350         (State): Delete is_StrongARM boolean.  Add is_v4 and is_v5
 351         booleans.
 352
 353         * armemu.h (BUSUSEDINCPCS): Use is_v4 boolean.
 354         (BUSUSEDINCPCN): Use is_v4 boolean.
 355
 356         * arminit.c (ARMul_NewState): Initialise is_v4 and is_v5 fields.
 357         (ARMul_SelectProcessor): Change second parameter from 'processor'
 358         to 'properties'.  Set is_v4 and is_v5 booleans in State.
 359
 360         * armrdi.c: Remove use of ARM processor names.  Replace with ARM
 361         processor properties.
 362
 363         * wrapper.c (sim_create_inferior): Choose properties passed to
 364         ARMul_SelectProcessor based on machine number.
 365
 366 2000-08-14  Nick Clifton  <nickc@redhat.com>
 367
 368         * armemu.c (LHPOSTDOWN): Compute write back value before
 369         performing load in case the offset register is overwritten.
 370         (LHPOSTUP): Ditto.
 371
 372 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 373
 374         * wrapper.c (sim_create_inferior): Fix typo in the previous patch.
 375
 376 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 377
 378         * wrapper.c (sim_create_inferior): Reset mode to ARM when creating a
 379         new inferior.
 380
 381 2000-07-04  Alexandre Oliva  <aoliva@redhat.com>
 382
 383         * armvirt.c (ABORTS): Do not define.
 384
 385         * armdefs.h (struct ARMul_State): Add is_StrongARM.
 386         (ARM_Strong_Prop, STRONGARM): Define.
 387         * arminit.c (ARMul_NewState): Reset is_StrongARM.
 388         (ARMul_SelectProcessor): Set is_StrongARM.
 389         * wrapper.c (sim_create_inferior): Use bfd machine type to
 390         determine processor type to emulate.
 391         * armemu.h (BUSUSEDINCPCS, BUSUSEDINCPCN): Don't increment PC
 392         when emulating StrongARM.
 393
 394         * armemu.c (ARMul_Emulate, t_undefined): Proceed to next insn.
 395
 396         * armemu.h (INSN_SIZE): New macro.
 397         (SET_ABORT): Save CPSR in SPSR and set LR.
 398         * armemu.c (ARMul_Emulate, isize): Set to INSN_SIZE.
 399         (WriteR15, WriteSR15): Do not discard bit 1 in Thumb mode.
 400         * arminit.c (ARMul_Abort): Use new SETABORT and INSN_SIZE.
 401
 402         * armemu.c (LoadSMult): Use WriteR15() to discard the least
 403         significant bits of PC.
 404
 405         * armemu.h (WRITEDESTB): New macro.
 406         * armemu.c (ARMul_Emulate26, bl): Use WriteR15Branch() to
 407         modify PC.  Moved the existing logic...
 408         (WriteR15Branch): ... here.  New function.
 409         (WriteR15, WriteSR15): Drop the two least significant bits.
 410         (LoadSMult): Use WriteR15Branch() to modify PC.
 411         (LoadMult): Use WRITEDESTB() instead of WRITEDEST().
 412
 413         * armemu.h (GETSPSR): Call ARMul_GetSPSR().
 414         * armsupp.c (ARMul_CPSRAltered): Zero out bits as they're
 415         extracted from state->Cpsr, but preserve the unused bits.
 416         (ARMul_GetCPSR): Get bits preserved in state->Cpsr.
 417         (ARMul_GetSPSR, ARMul_FixCPSR): Use ARMul_GetCPSR() to
 418         get the full CPSR word.
 419
 420         * armemu.h (PSR_FBITS, PSR_SBITS, PSR_XBITS, PSR_CBITS): New.
 421         (SETPSR_F, SETPSR_S, SETPSR_X, SETPSR_C): New macros.
 422         (SETPSR, SET_INTMODE, SETCC): Removed.
 423         * armsupp.c (ARMul_FixCPSR, ARMul_FixSPSR): Do not test bit
 424         mask.  Use SETPSR_* to modify PSR.
 425         (ARMul_SetCPSR): Load all bits from value.
 426         * armemu.c (ARMul_Emulate, msr): Do not test bit mask.
 427
 428         * armemu.c (ARMul_Emulate): Compute writeback value before
 429         loading, since the offset register may be the destination
 430         register.
 431
 432         * armdefs.h (SYSTEMBANK): Define as USERBANK.
 433         * armsupp.c (ARMul_SwitchMode): Remove SYSTEMBANK cases.
 434
 435 2000-06-22  Alexandre Oliva  <aoliva@cygnus.com>
 436
 437         * armemu.c (Multiply64): Fix computation of flag N.
 438
 439         * armemu.c (MultiplyAdd64): Fix computation of flag N.
 440
 441 2000-06-20  Alexandre Oliva  <aoliva@cygnus.com>
 442
 443         * armemu.h (NEGBRANCH): Do not overwrite the two most significant
 444         bits of the offset.
 445
 446 2000-05-25  Nick Clifton  <nickc@cygnus.com>
 447
 448         * armcopro.c (MMUMCR): Only indicate mode change if a singal has
 449         really changed.
 450         (MMUWrite): Only indicate mode change if a singal has really
 451         changed.
 452
 453         * armdefs.h (SYSTEMMODE): Define.
 454         (BANK_CAN_ACEESS_SPSR): Define.
 455
 456         * armemu.c (ARM_Emulate26): If the mode has changed allow the PC
 457         to advance before stopping the emulation.
 458
 459         * arminit.c (ARMul_Reset): Ensure Mode field of State is set
 460         correctly.
 461
 462         * armos.c (ARMul_OSInit): Create a initial stack pointer for
 463         System mode.
 464
 465         * armsupp.c (ModeToBank): Remove unused first parameter.
 466         Add support for System Mode.
 467         (ARMul_GetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 468         (ARMul_SetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 469         (ARMul_FixSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 470         (ARMulSwitchMode): Add support for System Mode.
 471
 472 Wed May 24 14:40:34 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 473
 474         * configure: Regenerated to track ../common/aclocal.m4 changes.
 475
 476 2000-05-23  Nick Clifton  <nickc@cygnus.com>
 477
 478         * wrapper.c (sim_store_register): Special handling for CPSR
 479         register.
 480
 481 2000-03-11  Philip Blundell  <philb@gnu.org>
 482
 483         * armemu.c (LoadSMult, LoadMult): Correct handling of aborts.
 484         Patch from Allan Skillman <Allan.Skillman@arm.com>.
 485
 486 Wed Mar 22 15:24:21 2000  glen mccready  <gkm@pobox.com>
 487
 488         * wrapper.c (sim_open,sim_close): Copy into myname, free myname.
 489
 490 2000-02-08  Nick Clifton  <nickc@cygnus.com>
 491
 492         * wrapper.c: Fix compile time warning messages.
 493         * armcopro.c: Fix compile time warning messages.
 494         * armdefs.h: Fix compile time warning messages.
 495         * armemu.c: Fix compile time warning messages.
 496         * armemu.h: Fix compile time warning messages.
 497         * armos.c: Fix compile time warning messages.
 498         * armsupp.c: Fix compile time warning messages.
 499         * armvirt.c: Fix compile time warning messages.
 500         * bag.c: Fix compile time warning messages.
 501
 502 2000-02-02  Bernd Schmidt  <bernds@cygnus.co.uk>
 503
 504         * *.[ch]: Use indent to make readable.
 505
 506 1999-11-22  Nick Clifton  <nickc@cygnus.com>
 507
 508         * armos.c (SWIread): Generate an error message if a huge read is
 509         performed.
 510         (SWIwrite): Generate an error message if a huge write is
 511         performed.
 512
 513 1999-10-27  Nick Clifton  <nickc@cygnus.com>
 514
 515         * thumbemu.c (ARMul_ThumbDecode): Accept 0xbebe as a thumb
 516         breakpoint.
 517
 518 1999-10-08  Ulrich Drepper  <drepper@cygnus.com>
 519
 520         * armos.c (SWIopen): Always pass third parameter with 0666 since
 521         otherwise uninitialized memory gets access if the O_CREAT bit is
 522         set and so we possibly cannot access the file afterwards.
 523
 524 1999-09-29  Doug Evans  <devans@casey.cygnus.com>
 525
 526         * armos.c (SWIWrite0): Send output to stdout instead of stderr.
 527         (ARMul_OSHandleSWI, case SWI_WriteC,AngelSWI_Reason_WriteC): Ditto.
 528
 529 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 530
 531         * configure: Regenerated to track ../common/aclocal.m4 changes.
 532
 533 1999-05-08  Felix Lee  <flee@cygnus.com>
 534
 535         * configure: Regenerated to track ../common/aclocal.m4 changes.
 536
 537 1999-04-06  Keith Seitz  <keiths@cygnus.com>
 538
 539         * wrapper.c (stop_simulator): New global.
 540         (sim_stop): Set sim state to STOP and set
 541         stop_simulator.
 542         (sim_resume): Reset stop_simulator.
 543         (sim_stop_reason): If stop_simulator is set, tell gdb
 544         that the we took SIGINT.
 545         * armemu.c (ARMul_Emulate26): Don't loop forever. Stop if
 546         stop_simulator is set.
 547
 548 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 549
 550         * armemu.c (ARMul_Emulate26): If NEED_UI_LOOP_HOOK, call ui_loop_hook
 551         whenever the counter expires.
 552         * Makefile.in (SIM_EXTRA_CFLAGS): Include define NEED_UI_LOOP_HOOK.
 553
 554 1999-03-24  Nick Clifton  <nickc@cygnus.com>
 555
 556         * armemu.c (ARMul_Emulate26): Handle new breakpoint value.
 557         * thumbemu.c (ARMul_ThumbDecode): Handle new breakpoint value.
 558
 559 Mon Sep 14 09:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 560
 561         * wrapper.c (sim_open): Set endianness according to BFD or command
 562         line switch.
 563
 564         * tconfig.in: Define SIM_HAVE_BIENDIAN.
 565
 566 Thu Aug 27 11:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 567
 568         * armemu.c (Multiply64): Test for Rm (rather than Rs) not being
 569         the same as either RdHi or RdLo.
 570
 571 Thu Jul  2 10:24:35 1998  Nick Clifton  <nickc@cygnus.com>
 572
 573         * armos.c (ARMul_OSHandleSWI: AngelSWI_Reason_ReportException):
 574         Set Reg[0] based on reason for for the exception.
 575
 576 Thu Jun  4 15:22:03 1998  Jason Molenda  (crash@bugshack.cygnus.com)
 577
 578         * armos.c (SWIwrite0): New function.
 579         (WriteCommandLineTo): New function.
 580         (SWIopen): New function.
 581         (SWIread): New function.
 582         (SWIwrite): New function.
 583         (SWIflen): New function.
 584         (ARMul_OSHandleSWI): Call new functions instead of handling
 585         these here.
 586         (ARMul_OSHandleSWI): Handle Angel SWIs correctly.
 587         (*): Reformat spacing to be a bit more GNUly.
 588         Most code taken from a patch by Anthony Thompson
 589         (athompso@cambridge.arm.com)
 590
 591 Tue Jun  2 15:22:22 1998  Nick Clifton  <nickc@cygnus.com>
 592
 593         * armos.h: Add Angel SWI and its reason codes.
 594         * armos.c (ARMul_OSHandleSWI): Ignore Angel SWIs (for now).
 595
 596 Mon Jun  1 17:14:19 1998  Anthony Thompson (athompso@cambridge.arm.com)
 597
 598         * armos.c (ARMul_OSHandleSWI::SWI_Open): Handle special case
 599         of ":tt" to catch stdin in addition to stdout.
 600         (ARMul_OSHandleSWI::SWI_Seek): Return 0 or 1 to indicate failure
 601         or success of lseek().
 602
 603 Wed May 20 17:36:25 1998  Nick Clifton  <nickc@cygnus.com>
 604
 605         * armos.c (ARMul_OSHandleSWI): Special case code to catch attempts
 606         to open stdout.
 607
 608 Wed Apr 29 15:29:55 1998  Jeff Johnston  <jjohnstn@cygnus.com>
 609
 610         * armos.c (ARMul_OSHandleSWI): Added code for SWI_Clock,
 611         SWI_Flen, and SWI_Time.  Also fixed SWI_Seek code to only
 612         seek from offset 0 and not to use R2 for whence since it is
 613         not passed as part of the SWI call.
 614
 615 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 616
 617         * configure: Regenerated to track ../common/aclocal.m4 changes.
 618
 619 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 620
 621         * configure: Regenerated to track ../common/aclocal.m4 changes.
 622         * config.in: Ditto.
 623
 624 Sun Apr 26 15:20:26 1998  Tom Tromey  <tromey@cygnus.com>
 625
 626         * acconfig.h: New file.
 627         * configure.in: Reverted change of Apr 24; use sinclude again.
 628
 629 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 630
 631         * configure: Regenerated to track ../common/aclocal.m4 changes.
 632         * config.in: Ditto.
 633
 634 Fri Apr 24 11:20:19 1998  Tom Tromey  <tromey@cygnus.com>
 635
 636         * configure.in: Don't call sinclude.
 637
 638 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 639
 640         * configure: Regenerated to track ../common/aclocal.m4 changes.
 641
 642 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 643
 644         * configure: Regenerated to track ../common/aclocal.m4 changes.
 645
 646 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 647
 648         * configure: Regenerated to track ../common/aclocal.m4 changes.
 649
 650 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 651
 652         * configure: Regenerated to track ../common/aclocal.m4 changes.
 653
 654 Tue Mar 10 09:26:38 1998  Nick Clifton  <nickc@cygnus.com>
 655
 656         * armopts.h: Remove definition of LITTLEND - it is not used.
 657
 658 Tue Feb 17 12:35:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 659
 660         * wrapper.c (sim_store_register, sim_fetch_register): Pass in
 661         length parameter. Return -1.
 662
 663 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 664
 665         * configure: Regenerated to track ../common/aclocal.m4 changes.
 666
 667 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 668
 669         * configure: Regenerated to track ../common/aclocal.m4 changes.
 670
 671 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 672
 673         * configure: Regenerated to track ../common/aclocal.m4 changes.
 674
 675 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 676
 677         * configure: Regenerated to track ../common/aclocal.m4 changes.
 678         * config.in: Ditto.
 679
 680 Tue Dec  9 11:30:48 1997  Nick Clifton  <nickc@cygnus.com>
 681
 682         * Makefile.in: Updated with changes from branch.
 683         * armdefs.h:   ditto
 684         * armemu.c:    ditto   these changes
 685         * armemu.h:    ditto   add support for
 686         * armos.c:     ditto   the Thumb instruction
 687         * armsupp.c:   ditto   set and the new v4
 688         * armvirt.c:   ditto   architecture.
 689         * wrapper.c:   ditto
 690         * thumbemu.c:  New file from branch.
 691
 692
 693 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 694
 695         * configure: Regenerated to track ../common/aclocal.m4 changes.
 696
 697 Thu Oct 30 13:54:06 1997  Nick Clifton  <nickc@cygnus.com>
 698
 699         * armos.c (ARMul_OSHandleSWI): Add support for GetEnv SWI.  Patch
 700         from Tony Thompson at ARM: athompso@arm.com
 701
 702         * wrapper.c (sim_create_inferior): Add code to create an execution
 703         environment.  Patch from Tony Thompson at ARM: athompso@arm.com
 704
 705 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 706
 707         * wrapper.c (sim_load): Pass lma_p and sim_write args to
 708         sim_load_file.
 709
 710 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 711
 712         * configure: Regenerated to track ../common/aclocal.m4 changes.
 713
 714 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 715
 716         * configure: Regenerated to track ../common/aclocal.m4 changes.
 717
 718 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 719
 720         * configure: Regenerated to track ../common/aclocal.m4 changes.
 721
 722 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 723
 724         * configure: Regenerated to track ../common/aclocal.m4 changes.
 725
 726 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 727
 728         * configure: Regenerated to track ../common/aclocal.m4 changes.
 729
 730 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 731
 732         * configure: Regenerated to track ../common/aclocal.m4 changes.
 733
 734 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 735
 736         * configure: Regenerated to track ../common/aclocal.m4 changes.
 737
 738 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 739
 740         * configure: Regenerated to track ../common/aclocal.m4 changes.
 741         * config.in: Ditto.
 742
 743 Tue Aug 26 10:37:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 744
 745         * wrapper.c (sim_kill): Delete.
 746         (sim_create_inferior): Add ABFD argument.
 747         (sim_load): Move setting of PC from here.
 748         (sim_create_inferior): To here.
 749
 750 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 751
 752         * configure: Regenerated to track ../common/aclocal.m4 changes.
 753         * config.in: Ditto.
 754
 755 Mon Aug 25 15:35:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 756
 757         * wrapper.c (sim_open): Add ABFD argument.
 758
 759 Tue May 20 10:13:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 760
 761         * wrapper.c (sim_open): Add callback argument.
 762         (sim_set_callbacks): Drop SIM_DESC argument.
 763
 764 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 765
 766         * configure: Regenerated to track ../common/aclocal.m4 changes.
 767
 768 Fri Apr 18 13:32:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 769
 770         * wrapper.c (sim_stop): Stub sim_stop function.
 771
 772 Thu Apr 17 18:33:01 1997  Fred Fish  <fnf@cygnus.com>
 773
 774         * arminit.c (ARMul_NewState): Preinitialize the state to
 775         all zero/NULL.
 776
 777 Thu Apr 17 02:39:02 1997  Doug Evans  <dje@canuck.cygnus.com>
 778
 779         * Makefile.in (SIM_OBJS): Add sim-load.o.
 780         * wrapper.c (sim_kind,myname): New static locals.
 781         (sim_open): Set sim_kind, myname.
 782         (sim_load): Call sim_load_file to do work.  Set start address from bfd.
 783         (sim_create_inferior): Return SIM_RC.  Delete start_address arg.
 784
 785 Thu Apr 17 11:48:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 786
 787         * wrapper.c (sim_trace): Update so that it matches prototype.
 788
 789 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 790
 791         * configure: Regenerated to track ../common/aclocal.m4 changes.
 792         * config.in: Ditto.
 793
 794 Mon Apr  7 12:01:17 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 795
 796         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 797         $(srcdir)/....
 798         (armemu26.o): Ditto.
 799
 800 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 801
 802         * wrapper.c (sim_open): New arg `kind'.
 803
 804         * configure: Regenerated to track ../common/aclocal.m4 changes.
 805
 806 Wed Apr  2 14:50:44 1997  Ian Lance Taylor  <ian@cygnus.com>
 807
 808         * COPYING: Update FSF address.
 809
 810 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 811
 812         * configure: Regenerated to track ../common/aclocal.m4 changes.
 813
 814 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 815
 816         * configure: Regenerated to track ../common/aclocal.m4 changes.
 817
 818 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 819
 820         * configure: Re-generate.
 821
 822 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 823
 824         * configure: Regenerate to track ../common/aclocal.m4 changes.
 825
 826 Thu Mar 13 12:38:56 1997  Doug Evans  <dje@canuck.cygnus.com>
 827
 828         * wrapper.c (sim_open): Has result now.
 829         (sim_*): New SIM_DESC argument.
 830
 831 Tue Feb  4 13:22:21 1997  Doug Evans  <dje@canuck.cygnus.com>
 832
 833         * Makefile.in (@COMMON_MAKEFILE_FRAG@): Use
 834         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 835         * configure.in: sinclude ../common/aclocal.m4.
 836         * configure: Regenerated.
 837
 838 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 839
 840         * configure configure.in Makefile.in:  Update to new configure
 841         scheme which is more compatible with WinGDB builds.
 842         * configure.in:  Improve comment on how to run autoconf.
 843         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 844         * Makefile.in:  Use autoconf substitution to install common
 845         makefile fragment.
 846
 847 Wed Nov 20 01:05:10 1996  Doug Evans  <dje@canuck.cygnus.com>
 848
 849         * run.c: Deleted, use one in ../common now.
 850         * Makefile.in: Delete everything that's been moved to
 851         ../common/Make-common.in.
 852         (SIM_OBJS): Define.
 853         * configure.in: Simplify using macros in ../common/aclocal.m4.
 854         * configure: Regenerated.
 855         * config.in: New file.
 856         * armos.c: #include config.h.
 857         * wrapper.c (mem_size): Value is in bytes now.
 858         (sim_callback): New global.
 859         (arm_sim_set_profile{,_size}): Delete.
 860         (arm_sim_set_mem_size): Rename to sim_size.
 861         (sim_do_command): Call printf_filtered via callback.
 862         (sim_set_callbacks): Record callback.
 863
 864 Thu Oct  3 16:10:27 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 865
 866         * Makefile.in (mostlyclean): Remove config.log.
 867
 868 Wed Jun 26 12:17:24 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 869
 870         * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
 871         INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
 872         (docdir): Removed.
 873         * configure.in (AC_PREREQ): autoconf 2.5 or higher.
 874         (AC_PROG_INSTALL): Added.
 875         * configure: Rebuilt.
 876
 877 Wed Feb 21 12:14:31 1996  Ian Lance Taylor  <ian@cygnus.com>
 878
 879         * configure: Regenerate with autoconf 2.7.
 880
 881 Fri Dec 15 16:27:30 1995  Ian Lance Taylor  <ian@cygnus.com>
 882
 883         * run.c (main): Use new bfd_big_endian macro.
 884
 885 Mon Nov 20 17:40:38 1995  Doug Evans  <dje@canuck.cygnus.com>
 886
 887         * run.c: Include "getopt.h".
 888         (verbose): Delete.
 889         (usage): Make static.
 890         (main): Call arm_sim_set_verbosity.
 891         Only load sections marked SEC_LOAD.
 892         * wrapper.c (mem_size, verbosity): New static global.
 893         (arm_sim_set_mem_size): Renamed from sim_size.  Callers updated.
 894         (arm_sim_set_profile{,_size}): Renamed from sim_foo.  Callers updated.
 895
 896 Fri Nov 17 19:35:11 1995  Doug Evans  <dje@canuck.cygnus.com>
 897
 898         * armdefs.h (ARMul_State): New member `verbose'.
 899         * armrdi.c (ARMul_ConsolePrint): Add missing va_end.
 900         * run.c (verbose): Make global.
 901         * wrapper.c (init): Set state->verbose.
 902         (ARMul_ConsolePrint): Don't print anything if !verbose.
 903
 904 Fri Oct 13 15:30:30 1995  Doug Evans  <dje@canuck.cygnus.com>
 905
 906         * armos.c: #include dbg_rdi.h.
 907         (ARMul_OSHandleSWI): Handle SWI_Breakpoint.
 908         * armos.h (SWI_Breakpoint): Define.
 909         * wrapper.c: #include armemu.h, dbg_rdi.h.
 910         (rc): Delete.
 911         (sim_resume): Use state->EndCondition to record stop state.
 912         Call FLUSHPIPE before returning.
 913         (sim_stop_reason): Determine reason from state->EndCondition.
 914
 915 Fri Oct 13 15:04:05 1995  steve chamberlain  <sac@slash.cygnus.com>
 916
 917         * wrapper.c (sim_set_callbacks): New.
 918
 919 Thu Sep 28 19:45:56 1995  Doug Evans  <dje@deneb.cygnus.com>
 920
 921         * armos.c (ARMul_OSHandleSWI): Result of read/write calls is
 922         number of bytes not read/written (or -1).
 923
 924 Wed Sep 20 13:35:54 1995  Ian Lance Taylor  <ian@cygnus.com>
 925
 926         * Makefile.in (maintainer-clean): New synonym for realclean.
 927
 928 Fri Sep  8 14:27:20 1995  Ian Lance Taylor  <ian@cygnus.com>
 929
 930         * configure.in: Remove AC_PROG_INSTALL.
 931         * configure: Rebuild.
 932         * Makefile.in (INSTALL): Revert to using install.sh.
 933         (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
 934         (INSTALL_XFORM, INSTALL_XFORM1): Restore.
 935         (mostlyclean): Make the same as clean, not distclean.
 936         (clean): Remove config.log.
 937         (install): Don't install in $(tooldir).
 938
 939 Thu Sep  7 12:00:17 1995  Doug Evans  <dje@canuck.cygnus.com>
 940
 941         (Try to) Update to new bfd autoconf scheme.
 942         * run.c: Don't include sysdep.h.
 943         * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
 944         (CC, CFLAGS, AR, RANLIB): Likewise.
 945         (HDEFINES, TDEFINES): Define.
 946         (CC_FOR_BUILD): Delete.
 947         (host_makefile_frag): Delete.
 948         (Makefile): Don't depend on frags.
 949         * configure.in (sysdep.h): Don't create symlink.
 950         (host_makefile_frag, frags): Deleted.
 951         (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
 952         * configure: Regenerated.
 953
 954 Thu Aug  3 10:45:37 1995  Fred Fish  <fnf@cygnus.com>
 955
 956         * Update all FSF addresses except those in COPYING* files.
 957
 958 Wed Jul  5 16:15:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 959
 960         * Makefile.in (clean): Remove run, libsim.a.
 961
 962         * Makefile.in, configure.in: converted to autoconf.
 963         * configure: New file, generated with autconf 2.4.
 964
 965         * arm.mt: Removed.
 966
 967 Fri Jun 30 16:49:47 1995  Stan Shebs  <shebs@andros.cygnus.com>
 968
 969         * wrapper.c (sim_do_command): New function.
 970
 971 Tue Jun 13 10:57:32 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 972
 973         * armos.c (ARMul_OSHandleSWI): New version to work with
 974         newlib simply.
 975
 976 Thu Jun  8 14:37:14 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 977
 978         * run.c (main): Grab return value from right register.
 979
 980 Wed May 24 14:37:31 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 981
 982         * New.
 983
 984