sim/arm/ChangeLog

   1 2003-03-02  Nick Clifton  <nickc@redhat.com>
   2
   3         * armos.c (SWIWrite0): Catch big-endian bug when printing
   4         characters.
   5
   6 2003-02-27  Andrew Cagney  <cagney@redhat.com>
   7
   8         * wrapper.c (sim_create_inferior, sim_open): Rename _bfd to bfd.
   9
  10 2003-01-10  Ben Elliston  <bje@redhat.com>
  11
  12         * README.Cygnus: Rename from this ..
  13         * README: .. to this.
  14
  15 2002-09-27  Andrew Cagney  <ac131313@redhat.com>
  16
  17         * wrapper.c (sim_open): Add support for -m<mem-size>.
  18         (mem_size): Reduce to 2MB.
  19         Fix PR gdb/433.
  20
  21 2002-08-15  Nick Clifton  <nickc@redhat.com>
  22
  23         * armos.c (ARMul_OSHandleSWI): Catch and ignore SWIs of -1, they
  24         can be caused by an interrupted system call being resumed by GDB.
  25
  26 2002-07-05  Nick Clifton  <nickc@cambridge.redhat.com>
  27
  28         * armemu.c (ARMul_Emulate32): Add more tests for valid MIA, MIAPH
  29         and MIAxy instructions.
  30
  31 2002-06-21  Nick Clifton  <nickc@cambridge.redhat.com>
  32
  33         * armos.h (ADP_Stopped_RunTimeError): Set correct value.
  34
  35 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
  36
  37         * configure: Regenerated to track ../common/aclocal.m4 changes.
  38
  39 2002-06-12  Andrew Cagney  <ac131313@redhat.com>
  40
  41         * Makefile.in: Update copyright.
  42         (wrapper.o): Specify dependencies.
  43         * wrapper.c: Include "gdb/sim-arm.h".
  44         (sim_store_register, sim_fetch_register): Rewrite using `enum
  45         arm_sim_regs' and a switch.
  46
  47 2002-06-09  Andrew Cagney  <cagney@redhat.com>
  48
  49         * wrapper.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
  50         * armos.c: Include "gdb/callback.h".
  51
  52 2002-05-29  Nick Clifton  <nickc@cambridge.redhat.com>
  53
  54         * armcopro.c (XScale_check_memacc): Set the FSR and FAR registers
  55         if a Data Abort is detected.
  56
  57 2002-05-27  Nick Clifton  <nickc@cambridge.redhat.com>
  58
  59         * armvirt.c (GetWord): Only perform access checks if 'check'
  60         is set.
  61         (PutWord): Likewise.
  62         * wrapper.c (sim_create_inferior): Report unknown machine
  63         numbers.
  64         * thumbemu.c (ARMul_ThumbDecode, Case 31): Do not set LR to pc +
  65         2, it has already been advanced.
  66
  67 2002-05-23  Nick Clifton  <nickc@cambridge.redhat.com>
  68
  69         * thumbemu.c (ARMul_ThumbDecode): When decoding a BLX(1)
  70         instruction do not add in the second bit of the base address -
  71         this has already been accounted for.
  72
  73 2002-05-21  Nick Clifton  <nickc@cambridge.redhat.com>
  74
  75         * armcopro.c (check_cp13_access): Allow access to register 1 when
  76         CRm is 1.
  77         (write_cp13_reg): Allow bit 0 of reg 1 of CRm 1 to be written to.
  78
  79 2002-05-17  Nick Clifton  <nickc@cambridge.redhat.com>
  80
  81         * Makefile.in (SIM_TARGET_SWITCHES): Define.
  82         * armos.c (swi_mask): Define.  Initialise to supporting all
  83         SWI emulations.
  84         (ARMul_OSInit): For XScale targets, only support the ANGEL
  85         SWI interface.  (This is at the request if Intel).
  86         (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
  87         SWI call should be emulated.
  88         Do not fall through from AngelSWI_Reason_WriteC.
  89         Propagate exit code from RedBoot Exit SWI.
  90         * rdi-dgb.h (swi_mask): Prototype.
  91         (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
  92         * wrapper.c (sim_target_parse_command_line): New function.
  93         Look for and handle --swi-support switch.
  94         (sim_target_parse_arg_array): New function.  Process an argv
  95         array for parsing by sim_target_parse_command_line.
  96         (sim_target_display_usage): New function.  Describe syntax of
  97         --swi-suppoort switch.
  98         (sim_open): Add call to sim_target_parse_arg_array).
  99
 100 2002-05-09  Nick Clifton  <nickc@cambridge.redhat.com>
 101
 102         * armos.c (ARMul_OSHandleSWI): Support the RedBoot SWI in ARM
 103         mode and some of its system calls.
 104
 105 2002-03-17  Anthony Green  <green@redhat.com>
 106
 107         * wrapper.c (mem_size): Increase the default target memory to 8MB.
 108
 109 2002-02-21  Keith Seitz  <keiths@redhat.com>
 110
 111         * armos.c (SWIWrite0): Use generic host_callback mechanism
 112         for supported OS functions "open", "close", "write", etc.
 113         (SWIopen): Likewise.
 114         (SWIread): Likewise.
 115         (SWIwrite): Likewise.
 116         (SWIflen): Likewise.
 117         (ARMul_OSHandleSWI): Likewise.
 118
 119 2002-02-05  Nick Clifton  <nickc@cambridge.redhat.com>
 120
 121         * wrapper.c (sim_create_inferior): Modify previous patch so that
 122         it is only triggered for COFF format executables.
 123
 124 2002-02-04  Nick Clifton  <nickc@cambridge.redhat.com>
 125
 126         * wrapper.c (sin_create_inferior): If a v5 architecture is
 127         detected, assume it might be an XScale binary, since there is no
 128         way to distinguish between the two in the COFF file format.
 129
 130 2002-01-10  Nick Clifton  <nickc@cambridge.redhat.com>
 131
 132         * arminit.c (ARMul_Abort): Fix parameters passed to CPRead[13].
 133         * armemu.c (ARMul_Emulate32): Fix parameters passed to CPRead[13]
 134         and CPRead[14].
 135         Fix formatting.  Improve layout.
 136         * armemu.h: Fix formatting.  Improve layout.
 137
 138 2002-01-09  Nick Clifton  <nickc@cambridge.redhat.com>
 139
 140         * wrapper.c (sim_fetch_register): If fetching more than 4 bytes
 141         return zeroes in the other words.
 142         General formatting tidy ups.
 143
 144 2001-11-16  Ben Harris  <bjh21@netbsd.org>
 145
 146         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 147         $(srcdir)/....
 148         (armemu26.o): Ditto.
 149
 150 2001-10-18  Nick Clifton  <nickc@cambridge.redhat.com>
 151
 152         * armemu.h (CP_ACCESS_ALLOWED): New macro.
 153         Fix formatting.
 154         * armcopro.c (read_cp14_reg): Make static.
 155         (write_cp14_reg): Make static.
 156         (check_cp13_access): Use CP_ACCESS_ALLOWED macro.
 157         Fix formatting.
 158         * armsupp.c (ARMul_LDC): Check CP_ACCESS_ALLOWED.
 159         (ARMul_STC): Check CP_ACCESS_ALLOWED.
 160         (ARMul_MCR): Check CP_ACCESS_ALLOWED.
 161         (ARMul_MRC): Check CP_ACCESS_ALLOWED.
 162         (ARMul_CDP): Check CP_ACCESS_ALLOWED.
 163         Fix formatting.
 164         * armemu.c (MCRR): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not
 165         equal to 15.
 166         (MRRC): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not equal to 15.
 167         Fix formatting.
 168
 169 2001-05-11  Nick Clifton  <nickc@cambridge.redhat.com>
 170
 171         * armemu.c (ARMul_Emulate32): Fix handling of XScale LDRD and STRD
 172         instructions with post indexed addressing modes.
 173
 174 2001-05-08  Jens-Christian Lache  <lache@tu-harburg.de>
 175
 176         * armsupp.c (ARMul_FixCPSR): Check Mode not Bank in order to
 177         determine rocesor mode.
 178
 179 2001-04-18  matthew green  <mrg@redhat.com>
 180
 181         * armcopro.c (write_cp15_reg): Set CHANGEMODE if endianness changes.
 182         (read_cp15_reg): Make non-static.
 183         (XScale_cp15_LDC): Update for write_cp15_reg() change.
 184         (XScale_cp15_MCR): Likewise.
 185         (XScale_cp15_write_reg): Likewise.
 186         (XScale_check_memacc): New function. Check for breakpoints being
 187         activated by memory accesses.  Does not support the Branch Target
 188         Buffer.
 189         (XScale_set_fsr_far): New function. Set FSR and FAR for XScale.
 190         (XScale_debug_moe): New function. Set the debug Method Of Entry,
 191         if configured.
 192         (write_cp14_reg): Reset count counter if requested.
 193         * armdefs.h (struct ARMul_State): New members `LastTime' and
 194         `CP14R0_CCD' used for the timer/counters.
 195         (ARMul_CP13_R0_FIQ, ARMul_CP13_R0_IRQ, ARMul_CP13_R8_PMUS,
 196         ARMul_CP14_R0_ENABLE, ARMul_CP14_R0_CLKRST, ARMul_CP14_R0_CCD,
 197         ARMul_CP14_R0_INTEN0, ARMul_CP14_R0_INTEN1, ARMul_CP14_R0_INTEN2,
 198         ARMul_CP14_R0_FLAG0, ARMul_CP14_R0_FLAG1, ARMul_CP14_R0_FLAG2,
 199         ARMul_CP14_R10_MOE_IB, ARMul_CP14_R10_MOE_DB, ARMul_CP14_R10_MOE_BT,
 200         ARMul_CP15_R1_ENDIAN, ARMul_CP15_R1_ALIGN, ARMul_CP15_R5_X,
 201         ARMul_CP15_R5_ST_ALIGN, ARMul_CP15_R5_IMPRE, ARMul_CP15_R5_MMU_EXCPT,
 202         ARMul_CP15_DBCON_M, ARMul_CP15_DBCON_E1, ARMul_CP15_DBCON_E0): New
 203         defines for XScale registers.
 204         (XScale_check_memacc, XScale_set_fsr_far, XScale_debug_moe): Prototype.
 205         (ARMul_Emulate32, ARMul_Emulate26): Clean up function definition.
 206         (ARMul_Emulate32): Handle the clock counter and hardware instruction
 207         breakpoints.  Call XScale_set_fsr_far() for software breakpoints and
 208         software interrupts.
 209         (LoadMult): Call XScale_set_fsr_far() for data aborts.
 210         (LoadSMult): Likewise.
 211         (StoreMult): Likewise.
 212         (StoreSMult): Likewise.
 213         * armemu.h (write_cp15_reg): Update prototype.
 214         * arminit.c (ARMul_NewState): Initialise CP14R0_CCD and LastTime.
 215         (ARMul_Abort): If XScale, check for FIQ and IRQ being enabled in CP13
 216         register 0.
 217         * armvirt.c (GetWord): Call XScale_check_memacc().
 218         (PutWord): Likewise.
 219
 220 2001-03-20  Nick Clifton  <nickc@redhat.com>
 221
 222         * armvirt.c (ARMul_ReLoadInstr): Do not enable alignment checking
 223         when loading unaligned thumb instructions.
 224
 225 2001-03-06  Nick Clifton  <nickc@redhat.com>
 226
 227         * thumbemu.c (ARMul_ThumbDecode): Delete label bo_blx2.
 228         Compute destination address of BLX(1) instruction by
 229         taking bit 1 from PC and not from bit 0 of the offset.
 230
 231 2001-02-27  Nick Clifton  <nickc@redhat.com>
 232
 233         * armvirt.c (GetWord): Add new parameter - check - to enable or
 234         disable the alignment checking.
 235         (PutWord):  Add new parameter - check - to enable or disable the
 236         alignment checking.
 237         (ARMul_ReLoadInstr): Pass extra parameter to GetWord.
 238         (ARMul_ReadWord): Pass extra parameter to GetWord.
 239         (ARMul_WriteWord): Pass extra parameter to PutWord.
 240         (ARMul_StoreHalfWord): Pass extra parameter to PutWord.
 241         (ARMul_WriteByte): Pass extra parameter to GetWord.
 242         (ARMul_SwapWord): Pass extra parameter to PutWord.
 243         (ARMul_SafeReadByte): New Function: Read a byte but do not abort.
 244         (ARMul_SafeWriteByte): New Function: Write a byte but do not abort.
 245
 246         * armdefs.h: Add prototypes for ARMul_SafeReadByte and
 247         ARMul_SafeWriteByte.
 248
 249         * wrapper.c (sim_write): Use ARMul_SafeWriteByte.
 250         (sim_read): Use ARMul_SafeReadByte.
 251
 252         * armos.c (in_SWI_handler): Remove.
 253         (SWIWrite0): Use ARMul_SafeReadByte.
 254         (WriteCommandLineTo): Use ARMul_SafeWriteByte.
 255         (SWIopen): Use ARMul_SafeReadByte.
 256         (SWIread): Use ARMul_SafeWriteByte.
 257         (SWIwrite): Use ARMul_SafeReadByte.
 258         (ARMul_OSHandleSWI): Remove use of is_SWI_handler.
 259         (ARMul_OSException): Remove use of is_SWI_handler.
 260
 261 2001-02-16  Nick Clifton  <nickc@redhat.com>
 262
 263         * armemu.c: Remove Prefetch abort for breakpoints.  Instead set
 264         the state to RESUME.
 265
 266 2001-02-14  Nick Clifton  <nickc@redhat.com>
 267
 268         * armemu.c: Add code to preserve processor mode when a prefetch
 269         abort is signalled after processing a breakpoint.
 270
 271         * wrapper.c (sim_create_inferior): Reset processor into ARM mode
 272         for any machine type except the early ARMs.
 273
 274 2001-02-13  Nick Clifton  <nickc@redhat.com>
 275
 276         * armos.c (in_SWI_handler): New static variable.
 277         (ARMul_OSHandleSWI): Set in_SWI_handler whilst emulating a SWI.
 278         (ARMul_OSException): Ignore exceptions generated whilst emulating
 279         a SWI.
 280
 281 2001-02-12  Nick Clifton  <nickc@redhat.com>
 282
 283         * armemu.h (NEGBRANCH): Fix defintion.
 284
 285 2001-02-01  Nick Clifton  <nickc@redhat.com>
 286
 287         * armemu.c (LoadSMult): Update base address register after
 288         restoring register bank.
 289         (StoreMult): Update base address register after restoring register
 290         bank.
 291
 292 2001-01-31  Nick Clifton  <nickc@redhat.com>
 293
 294         * armvirt.c (PutWord): Detect installation of SWI vector.
 295         (SWI_vector_installed): Define.
 296         * armos.c (ARMul_OsInit): Reset SWI_vector_installed.
 297         * armos.h (SWI_vector_installed): Declare.
 298         * wrapper.c (SWI_vector_installed): Remove definition.
 299         (sim_write): Remove check of SWI vector installation
 300
 301 2000-12-18  Nick Clifton  <nickc@redhat.com>
 302
 303         * armemu.c (ARMul_Emulate26): Fix test for StoreDouble
 304         instruction.
 305
 306 2000-12-10  Nick Clifton  <nickc@redhat.com>
 307
 308         * armos.c (ARMul_OSHandleSWI): Add 0x91 as an FPE SWI.
 309
 310 2000-12-07  Nick Clifton  <nickc@redhat.com>
 311
 312         * armemu.c (ARMul_Emulate26): Detect double word load and
 313         store instructions and call emulation routines.
 314         (Handle_Load_Double): Emulate a double word load instruction.
 315         (Handle_Store_Double): Emulate a double word store
 316         instruction.
 317
 318 2000-12-03  Nick Clifton  <nickc@redhat.com>
 319
 320         * armos.c: Fix formatting.
 321         (ARMul_OSHandleSWI): Suppress support of DEMON SWIs when in xscale
 322         mode.
 323
 324 2000-11-29  Nick Clifton  <nickc@redhat.com>
 325
 326         * armdefs.h (State): Add 'v5e' and 'xscale' fields.
 327         (ARM_v5e_Prop): Define.
 328         (ARM_XScale_Prop): Define.
 329
 330         * wrapper.c (sim_create_inferior): Select processor based on
 331         machine number.
 332         (SWI_vector_installed): New boolean.  Set to true if the SWI
 333         vector address is written to by the executable.
 334
 335         * arminit.c (ARMul_NewState): Switch default to 32 bit mode.
 336         (ARMul_SelectProcessor): Initialise v5e and xscale signals.
 337         (ARMul_Abort): Fix calculation of LR address.
 338
 339         * armos.c (ARMul_OSHandleSWI): If a SWI vector has been installed
 340         and a SWI is not handled by the simulator, pass the SWI off to the
 341         vector, otherwise issue a warning message and continue.
 342
 343         * armsupp.c (ARMul_CPSRAltered): Set S bit aswell.
 344
 345         * thumbemu.c: Add v5 instruction simulation.
 346         * armemu.c: Add v5, XScale and El Segundo instruction simulation.
 347
 348         * armcopro.c: Add XScale co-processor emulation.
 349         * armemu.h: Add exported XScale co-processor functions.
 350
 351 2000-09-15  Nick Clifton  <nickc@redhat.com>
 352
 353         * armdefs.h: Rename StrongARM property to v4_ARM and add v5 ARM
 354         property.  Delete unnecessary processor names.
 355         (ARM_Strong_Prop): Delete.
 356         (STRONGARM): Delete.
 357         (ARM_v4_Prop): Add.
 358         (ARM_v5_Prop): Add
 359         (State): Delete is_StrongARM boolean.  Add is_v4 and is_v5
 360         booleans.
 361
 362         * armemu.h (BUSUSEDINCPCS): Use is_v4 boolean.
 363         (BUSUSEDINCPCN): Use is_v4 boolean.
 364
 365         * arminit.c (ARMul_NewState): Initialise is_v4 and is_v5 fields.
 366         (ARMul_SelectProcessor): Change second parameter from 'processor'
 367         to 'properties'.  Set is_v4 and is_v5 booleans in State.
 368
 369         * armrdi.c: Remove use of ARM processor names.  Replace with ARM
 370         processor properties.
 371
 372         * wrapper.c (sim_create_inferior): Choose properties passed to
 373         ARMul_SelectProcessor based on machine number.
 374
 375 2000-08-14  Nick Clifton  <nickc@redhat.com>
 376
 377         * armemu.c (LHPOSTDOWN): Compute write back value before
 378         performing load in case the offset register is overwritten.
 379         (LHPOSTUP): Ditto.
 380
 381 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 382
 383         * wrapper.c (sim_create_inferior): Fix typo in the previous patch.
 384
 385 2000-07-14  Fernando Nasser <fnasser@cygnus.com>
 386
 387         * wrapper.c (sim_create_inferior): Reset mode to ARM when creating a
 388         new inferior.
 389
 390 2000-07-04  Alexandre Oliva  <aoliva@redhat.com>
 391
 392         * armvirt.c (ABORTS): Do not define.
 393
 394         * armdefs.h (struct ARMul_State): Add is_StrongARM.
 395         (ARM_Strong_Prop, STRONGARM): Define.
 396         * arminit.c (ARMul_NewState): Reset is_StrongARM.
 397         (ARMul_SelectProcessor): Set is_StrongARM.
 398         * wrapper.c (sim_create_inferior): Use bfd machine type to
 399         determine processor type to emulate.
 400         * armemu.h (BUSUSEDINCPCS, BUSUSEDINCPCN): Don't increment PC
 401         when emulating StrongARM.
 402
 403         * armemu.c (ARMul_Emulate, t_undefined): Proceed to next insn.
 404
 405         * armemu.h (INSN_SIZE): New macro.
 406         (SET_ABORT): Save CPSR in SPSR and set LR.
 407         * armemu.c (ARMul_Emulate, isize): Set to INSN_SIZE.
 408         (WriteR15, WriteSR15): Do not discard bit 1 in Thumb mode.
 409         * arminit.c (ARMul_Abort): Use new SETABORT and INSN_SIZE.
 410
 411         * armemu.c (LoadSMult): Use WriteR15() to discard the least
 412         significant bits of PC.
 413
 414         * armemu.h (WRITEDESTB): New macro.
 415         * armemu.c (ARMul_Emulate26, bl): Use WriteR15Branch() to
 416         modify PC.  Moved the existing logic...
 417         (WriteR15Branch): ... here.  New function.
 418         (WriteR15, WriteSR15): Drop the two least significant bits.
 419         (LoadSMult): Use WriteR15Branch() to modify PC.
 420         (LoadMult): Use WRITEDESTB() instead of WRITEDEST().
 421
 422         * armemu.h (GETSPSR): Call ARMul_GetSPSR().
 423         * armsupp.c (ARMul_CPSRAltered): Zero out bits as they're
 424         extracted from state->Cpsr, but preserve the unused bits.
 425         (ARMul_GetCPSR): Get bits preserved in state->Cpsr.
 426         (ARMul_GetSPSR, ARMul_FixCPSR): Use ARMul_GetCPSR() to
 427         get the full CPSR word.
 428
 429         * armemu.h (PSR_FBITS, PSR_SBITS, PSR_XBITS, PSR_CBITS): New.
 430         (SETPSR_F, SETPSR_S, SETPSR_X, SETPSR_C): New macros.
 431         (SETPSR, SET_INTMODE, SETCC): Removed.
 432         * armsupp.c (ARMul_FixCPSR, ARMul_FixSPSR): Do not test bit
 433         mask.  Use SETPSR_* to modify PSR.
 434         (ARMul_SetCPSR): Load all bits from value.
 435         * armemu.c (ARMul_Emulate, msr): Do not test bit mask.
 436
 437         * armemu.c (ARMul_Emulate): Compute writeback value before
 438         loading, since the offset register may be the destination
 439         register.
 440
 441         * armdefs.h (SYSTEMBANK): Define as USERBANK.
 442         * armsupp.c (ARMul_SwitchMode): Remove SYSTEMBANK cases.
 443
 444 2000-06-22  Alexandre Oliva  <aoliva@cygnus.com>
 445
 446         * armemu.c (Multiply64): Fix computation of flag N.
 447
 448         * armemu.c (MultiplyAdd64): Fix computation of flag N.
 449
 450 2000-06-20  Alexandre Oliva  <aoliva@cygnus.com>
 451
 452         * armemu.h (NEGBRANCH): Do not overwrite the two most significant
 453         bits of the offset.
 454
 455 2000-05-25  Nick Clifton  <nickc@cygnus.com>
 456
 457         * armcopro.c (MMUMCR): Only indicate mode change if a singal has
 458         really changed.
 459         (MMUWrite): Only indicate mode change if a singal has really
 460         changed.
 461
 462         * armdefs.h (SYSTEMMODE): Define.
 463         (BANK_CAN_ACEESS_SPSR): Define.
 464
 465         * armemu.c (ARM_Emulate26): If the mode has changed allow the PC
 466         to advance before stopping the emulation.
 467
 468         * arminit.c (ARMul_Reset): Ensure Mode field of State is set
 469         correctly.
 470
 471         * armos.c (ARMul_OSInit): Create a initial stack pointer for
 472         System mode.
 473
 474         * armsupp.c (ModeToBank): Remove unused first parameter.
 475         Add support for System Mode.
 476         (ARMul_GetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 477         (ARMul_SetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 478         (ARMul_FixSPSR): Use BANK_CAN_ACCESS_SPSR macro.
 479         (ARMulSwitchMode): Add support for System Mode.
 480
 481 Wed May 24 14:40:34 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 482
 483         * configure: Regenerated to track ../common/aclocal.m4 changes.
 484
 485 2000-05-23  Nick Clifton  <nickc@cygnus.com>
 486
 487         * wrapper.c (sim_store_register): Special handling for CPSR
 488         register.
 489
 490 2000-03-11  Philip Blundell  <philb@gnu.org>
 491
 492         * armemu.c (LoadSMult, LoadMult): Correct handling of aborts.
 493         Patch from Allan Skillman <Allan.Skillman@arm.com>.
 494
 495 Wed Mar 22 15:24:21 2000  glen mccready  <gkm@pobox.com>
 496
 497         * wrapper.c (sim_open,sim_close): Copy into myname, free myname.
 498
 499 2000-02-08  Nick Clifton  <nickc@cygnus.com>
 500
 501         * wrapper.c: Fix compile time warning messages.
 502         * armcopro.c: Fix compile time warning messages.
 503         * armdefs.h: Fix compile time warning messages.
 504         * armemu.c: Fix compile time warning messages.
 505         * armemu.h: Fix compile time warning messages.
 506         * armos.c: Fix compile time warning messages.
 507         * armsupp.c: Fix compile time warning messages.
 508         * armvirt.c: Fix compile time warning messages.
 509         * bag.c: Fix compile time warning messages.
 510
 511 2000-02-02  Bernd Schmidt  <bernds@cygnus.co.uk>
 512
 513         * *.[ch]: Use indent to make readable.
 514
 515 1999-11-22  Nick Clifton  <nickc@cygnus.com>
 516
 517         * armos.c (SWIread): Generate an error message if a huge read is
 518         performed.
 519         (SWIwrite): Generate an error message if a huge write is
 520         performed.
 521
 522 1999-10-27  Nick Clifton  <nickc@cygnus.com>
 523
 524         * thumbemu.c (ARMul_ThumbDecode): Accept 0xbebe as a thumb
 525         breakpoint.
 526
 527 1999-10-08  Ulrich Drepper  <drepper@cygnus.com>
 528
 529         * armos.c (SWIopen): Always pass third parameter with 0666 since
 530         otherwise uninitialized memory gets access if the O_CREAT bit is
 531         set and so we possibly cannot access the file afterwards.
 532
 533 1999-09-29  Doug Evans  <devans@casey.cygnus.com>
 534
 535         * armos.c (SWIWrite0): Send output to stdout instead of stderr.
 536         (ARMul_OSHandleSWI, case SWI_WriteC,AngelSWI_Reason_WriteC): Ditto.
 537
 538 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 539
 540         * configure: Regenerated to track ../common/aclocal.m4 changes.
 541
 542 1999-05-08  Felix Lee  <flee@cygnus.com>
 543
 544         * configure: Regenerated to track ../common/aclocal.m4 changes.
 545
 546 1999-04-06  Keith Seitz  <keiths@cygnus.com>
 547
 548         * wrapper.c (stop_simulator): New global.
 549         (sim_stop): Set sim state to STOP and set
 550         stop_simulator.
 551         (sim_resume): Reset stop_simulator.
 552         (sim_stop_reason): If stop_simulator is set, tell gdb
 553         that the we took SIGINT.
 554         * armemu.c (ARMul_Emulate26): Don't loop forever. Stop if
 555         stop_simulator is set.
 556
 557 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 558
 559         * armemu.c (ARMul_Emulate26): If NEED_UI_LOOP_HOOK, call ui_loop_hook
 560         whenever the counter expires.
 561         * Makefile.in (SIM_EXTRA_CFLAGS): Include define NEED_UI_LOOP_HOOK.
 562
 563 1999-03-24  Nick Clifton  <nickc@cygnus.com>
 564
 565         * armemu.c (ARMul_Emulate26): Handle new breakpoint value.
 566         * thumbemu.c (ARMul_ThumbDecode): Handle new breakpoint value.
 567
 568 Mon Sep 14 09:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 569
 570         * wrapper.c (sim_open): Set endianness according to BFD or command
 571         line switch.
 572
 573         * tconfig.in: Define SIM_HAVE_BIENDIAN.
 574
 575 Thu Aug 27 11:00:05 1998  Nick Clifton  <nickc@cygnus.com>
 576
 577         * armemu.c (Multiply64): Test for Rm (rather than Rs) not being
 578         the same as either RdHi or RdLo.
 579
 580 Thu Jul  2 10:24:35 1998  Nick Clifton  <nickc@cygnus.com>
 581
 582         * armos.c (ARMul_OSHandleSWI: AngelSWI_Reason_ReportException):
 583         Set Reg[0] based on reason for for the exception.
 584
 585 Thu Jun  4 15:22:03 1998  Jason Molenda  (crash@bugshack.cygnus.com)
 586
 587         * armos.c (SWIwrite0): New function.
 588         (WriteCommandLineTo): New function.
 589         (SWIopen): New function.
 590         (SWIread): New function.
 591         (SWIwrite): New function.
 592         (SWIflen): New function.
 593         (ARMul_OSHandleSWI): Call new functions instead of handling
 594         these here.
 595         (ARMul_OSHandleSWI): Handle Angel SWIs correctly.
 596         (*): Reformat spacing to be a bit more GNUly.
 597         Most code taken from a patch by Anthony Thompson
 598         (athompso@cambridge.arm.com)
 599
 600 Tue Jun  2 15:22:22 1998  Nick Clifton  <nickc@cygnus.com>
 601
 602         * armos.h: Add Angel SWI and its reason codes.
 603         * armos.c (ARMul_OSHandleSWI): Ignore Angel SWIs (for now).
 604
 605 Mon Jun  1 17:14:19 1998  Anthony Thompson (athompso@cambridge.arm.com)
 606
 607         * armos.c (ARMul_OSHandleSWI::SWI_Open): Handle special case
 608         of ":tt" to catch stdin in addition to stdout.
 609         (ARMul_OSHandleSWI::SWI_Seek): Return 0 or 1 to indicate failure
 610         or success of lseek().
 611
 612 Wed May 20 17:36:25 1998  Nick Clifton  <nickc@cygnus.com>
 613
 614         * armos.c (ARMul_OSHandleSWI): Special case code to catch attempts
 615         to open stdout.
 616
 617 Wed Apr 29 15:29:55 1998  Jeff Johnston  <jjohnstn@cygnus.com>
 618
 619         * armos.c (ARMul_OSHandleSWI): Added code for SWI_Clock,
 620         SWI_Flen, and SWI_Time.  Also fixed SWI_Seek code to only
 621         seek from offset 0 and not to use R2 for whence since it is
 622         not passed as part of the SWI call.
 623
 624 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 625
 626         * configure: Regenerated to track ../common/aclocal.m4 changes.
 627
 628 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 629
 630         * configure: Regenerated to track ../common/aclocal.m4 changes.
 631         * config.in: Ditto.
 632
 633 Sun Apr 26 15:20:26 1998  Tom Tromey  <tromey@cygnus.com>
 634
 635         * acconfig.h: New file.
 636         * configure.in: Reverted change of Apr 24; use sinclude again.
 637
 638 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 639
 640         * configure: Regenerated to track ../common/aclocal.m4 changes.
 641         * config.in: Ditto.
 642
 643 Fri Apr 24 11:20:19 1998  Tom Tromey  <tromey@cygnus.com>
 644
 645         * configure.in: Don't call sinclude.
 646
 647 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 648
 649         * configure: Regenerated to track ../common/aclocal.m4 changes.
 650
 651 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 652
 653         * configure: Regenerated to track ../common/aclocal.m4 changes.
 654
 655 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 656
 657         * configure: Regenerated to track ../common/aclocal.m4 changes.
 658
 659 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 660
 661         * configure: Regenerated to track ../common/aclocal.m4 changes.
 662
 663 Tue Mar 10 09:26:38 1998  Nick Clifton  <nickc@cygnus.com>
 664
 665         * armopts.h: Remove definition of LITTLEND - it is not used.
 666
 667 Tue Feb 17 12:35:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 668
 669         * wrapper.c (sim_store_register, sim_fetch_register): Pass in
 670         length parameter. Return -1.
 671
 672 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 673
 674         * configure: Regenerated to track ../common/aclocal.m4 changes.
 675
 676 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 677
 678         * configure: Regenerated to track ../common/aclocal.m4 changes.
 679
 680 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 681
 682         * configure: Regenerated to track ../common/aclocal.m4 changes.
 683
 684 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 685
 686         * configure: Regenerated to track ../common/aclocal.m4 changes.
 687         * config.in: Ditto.
 688
 689 Tue Dec  9 11:30:48 1997  Nick Clifton  <nickc@cygnus.com>
 690
 691         * Makefile.in: Updated with changes from branch.
 692         * armdefs.h:   ditto
 693         * armemu.c:    ditto   these changes
 694         * armemu.h:    ditto   add support for
 695         * armos.c:     ditto   the Thumb instruction
 696         * armsupp.c:   ditto   set and the new v4
 697         * armvirt.c:   ditto   architecture.
 698         * wrapper.c:   ditto
 699         * thumbemu.c:  New file from branch.
 700
 701
 702 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 703
 704         * configure: Regenerated to track ../common/aclocal.m4 changes.
 705
 706 Thu Oct 30 13:54:06 1997  Nick Clifton  <nickc@cygnus.com>
 707
 708         * armos.c (ARMul_OSHandleSWI): Add support for GetEnv SWI.  Patch
 709         from Tony Thompson at ARM: athompso@arm.com
 710
 711         * wrapper.c (sim_create_inferior): Add code to create an execution
 712         environment.  Patch from Tony Thompson at ARM: athompso@arm.com
 713
 714 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 715
 716         * wrapper.c (sim_load): Pass lma_p and sim_write args to
 717         sim_load_file.
 718
 719 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 720
 721         * configure: Regenerated to track ../common/aclocal.m4 changes.
 722
 723 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 724
 725         * configure: Regenerated to track ../common/aclocal.m4 changes.
 726
 727 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 728
 729         * configure: Regenerated to track ../common/aclocal.m4 changes.
 730
 731 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 732
 733         * configure: Regenerated to track ../common/aclocal.m4 changes.
 734
 735 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 736
 737         * configure: Regenerated to track ../common/aclocal.m4 changes.
 738
 739 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 740
 741         * configure: Regenerated to track ../common/aclocal.m4 changes.
 742
 743 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 744
 745         * configure: Regenerated to track ../common/aclocal.m4 changes.
 746
 747 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 748
 749         * configure: Regenerated to track ../common/aclocal.m4 changes.
 750         * config.in: Ditto.
 751
 752 Tue Aug 26 10:37:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 753
 754         * wrapper.c (sim_kill): Delete.
 755         (sim_create_inferior): Add ABFD argument.
 756         (sim_load): Move setting of PC from here.
 757         (sim_create_inferior): To here.
 758
 759 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 760
 761         * configure: Regenerated to track ../common/aclocal.m4 changes.
 762         * config.in: Ditto.
 763
 764 Mon Aug 25 15:35:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 765
 766         * wrapper.c (sim_open): Add ABFD argument.
 767
 768 Tue May 20 10:13:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 769
 770         * wrapper.c (sim_open): Add callback argument.
 771         (sim_set_callbacks): Drop SIM_DESC argument.
 772
 773 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 774
 775         * configure: Regenerated to track ../common/aclocal.m4 changes.
 776
 777 Fri Apr 18 13:32:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 778
 779         * wrapper.c (sim_stop): Stub sim_stop function.
 780
 781 Thu Apr 17 18:33:01 1997  Fred Fish  <fnf@cygnus.com>
 782
 783         * arminit.c (ARMul_NewState): Preinitialize the state to
 784         all zero/NULL.
 785
 786 Thu Apr 17 02:39:02 1997  Doug Evans  <dje@canuck.cygnus.com>
 787
 788         * Makefile.in (SIM_OBJS): Add sim-load.o.
 789         * wrapper.c (sim_kind,myname): New static locals.
 790         (sim_open): Set sim_kind, myname.
 791         (sim_load): Call sim_load_file to do work.  Set start address from bfd.
 792         (sim_create_inferior): Return SIM_RC.  Delete start_address arg.
 793
 794 Thu Apr 17 11:48:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 795
 796         * wrapper.c (sim_trace): Update so that it matches prototype.
 797
 798 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 799
 800         * configure: Regenerated to track ../common/aclocal.m4 changes.
 801         * config.in: Ditto.
 802
 803 Mon Apr  7 12:01:17 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 804
 805         * Makefile.in (armemu32.o): Replace $< with autoconf recommended
 806         $(srcdir)/....
 807         (armemu26.o): Ditto.
 808
 809 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 810
 811         * wrapper.c (sim_open): New arg `kind'.
 812
 813         * configure: Regenerated to track ../common/aclocal.m4 changes.
 814
 815 Wed Apr  2 14:50:44 1997  Ian Lance Taylor  <ian@cygnus.com>
 816
 817         * COPYING: Update FSF address.
 818
 819 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 820
 821         * configure: Regenerated to track ../common/aclocal.m4 changes.
 822
 823 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 824
 825         * configure: Regenerated to track ../common/aclocal.m4 changes.
 826
 827 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 828
 829         * configure: Re-generate.
 830
 831 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 832
 833         * configure: Regenerate to track ../common/aclocal.m4 changes.
 834
 835 Thu Mar 13 12:38:56 1997  Doug Evans  <dje@canuck.cygnus.com>
 836
 837         * wrapper.c (sim_open): Has result now.
 838         (sim_*): New SIM_DESC argument.
 839
 840 Tue Feb  4 13:22:21 1997  Doug Evans  <dje@canuck.cygnus.com>
 841
 842         * Makefile.in (@COMMON_MAKEFILE_FRAG@): Use
 843         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 844         * configure.in: sinclude ../common/aclocal.m4.
 845         * configure: Regenerated.
 846
 847 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 848
 849         * configure configure.in Makefile.in:  Update to new configure
 850         scheme which is more compatible with WinGDB builds.
 851         * configure.in:  Improve comment on how to run autoconf.
 852         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 853         * Makefile.in:  Use autoconf substitution to install common
 854         makefile fragment.
 855
 856 Wed Nov 20 01:05:10 1996  Doug Evans  <dje@canuck.cygnus.com>
 857
 858         * run.c: Deleted, use one in ../common now.
 859         * Makefile.in: Delete everything that's been moved to
 860         ../common/Make-common.in.
 861         (SIM_OBJS): Define.
 862         * configure.in: Simplify using macros in ../common/aclocal.m4.
 863         * configure: Regenerated.
 864         * config.in: New file.
 865         * armos.c: #include config.h.
 866         * wrapper.c (mem_size): Value is in bytes now.
 867         (sim_callback): New global.
 868         (arm_sim_set_profile{,_size}): Delete.
 869         (arm_sim_set_mem_size): Rename to sim_size.
 870         (sim_do_command): Call printf_filtered via callback.
 871         (sim_set_callbacks): Record callback.
 872
 873 Thu Oct  3 16:10:27 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 874
 875         * Makefile.in (mostlyclean): Remove config.log.
 876
 877 Wed Jun 26 12:17:24 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
 878
 879         * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
 880         INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
 881         (docdir): Removed.
 882         * configure.in (AC_PREREQ): autoconf 2.5 or higher.
 883         (AC_PROG_INSTALL): Added.
 884         * configure: Rebuilt.
 885
 886 Wed Feb 21 12:14:31 1996  Ian Lance Taylor  <ian@cygnus.com>
 887
 888         * configure: Regenerate with autoconf 2.7.
 889
 890 Fri Dec 15 16:27:30 1995  Ian Lance Taylor  <ian@cygnus.com>
 891
 892         * run.c (main): Use new bfd_big_endian macro.
 893
 894 Mon Nov 20 17:40:38 1995  Doug Evans  <dje@canuck.cygnus.com>
 895
 896         * run.c: Include "getopt.h".
 897         (verbose): Delete.
 898         (usage): Make static.
 899         (main): Call arm_sim_set_verbosity.
 900         Only load sections marked SEC_LOAD.
 901         * wrapper.c (mem_size, verbosity): New static global.
 902         (arm_sim_set_mem_size): Renamed from sim_size.  Callers updated.
 903         (arm_sim_set_profile{,_size}): Renamed from sim_foo.  Callers updated.
 904
 905 Fri Nov 17 19:35:11 1995  Doug Evans  <dje@canuck.cygnus.com>
 906
 907         * armdefs.h (ARMul_State): New member `verbose'.
 908         * armrdi.c (ARMul_ConsolePrint): Add missing va_end.
 909         * run.c (verbose): Make global.
 910         * wrapper.c (init): Set state->verbose.
 911         (ARMul_ConsolePrint): Don't print anything if !verbose.
 912
 913 Fri Oct 13 15:30:30 1995  Doug Evans  <dje@canuck.cygnus.com>
 914
 915         * armos.c: #include dbg_rdi.h.
 916         (ARMul_OSHandleSWI): Handle SWI_Breakpoint.
 917         * armos.h (SWI_Breakpoint): Define.
 918         * wrapper.c: #include armemu.h, dbg_rdi.h.
 919         (rc): Delete.
 920         (sim_resume): Use state->EndCondition to record stop state.
 921         Call FLUSHPIPE before returning.
 922         (sim_stop_reason): Determine reason from state->EndCondition.
 923
 924 Fri Oct 13 15:04:05 1995  steve chamberlain  <sac@slash.cygnus.com>
 925
 926         * wrapper.c (sim_set_callbacks): New.
 927
 928 Thu Sep 28 19:45:56 1995  Doug Evans  <dje@deneb.cygnus.com>
 929
 930         * armos.c (ARMul_OSHandleSWI): Result of read/write calls is
 931         number of bytes not read/written (or -1).
 932
 933 Wed Sep 20 13:35:54 1995  Ian Lance Taylor  <ian@cygnus.com>
 934
 935         * Makefile.in (maintainer-clean): New synonym for realclean.
 936
 937 Fri Sep  8 14:27:20 1995  Ian Lance Taylor  <ian@cygnus.com>
 938
 939         * configure.in: Remove AC_PROG_INSTALL.
 940         * configure: Rebuild.
 941         * Makefile.in (INSTALL): Revert to using install.sh.
 942         (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
 943         (INSTALL_XFORM, INSTALL_XFORM1): Restore.
 944         (mostlyclean): Make the same as clean, not distclean.
 945         (clean): Remove config.log.
 946         (install): Don't install in $(tooldir).
 947
 948 Thu Sep  7 12:00:17 1995  Doug Evans  <dje@canuck.cygnus.com>
 949
 950         (Try to) Update to new bfd autoconf scheme.
 951         * run.c: Don't include sysdep.h.
 952         * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
 953         (CC, CFLAGS, AR, RANLIB): Likewise.
 954         (HDEFINES, TDEFINES): Define.
 955         (CC_FOR_BUILD): Delete.
 956         (host_makefile_frag): Delete.
 957         (Makefile): Don't depend on frags.
 958         * configure.in (sysdep.h): Don't create symlink.
 959         (host_makefile_frag, frags): Deleted.
 960         (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
 961         * configure: Regenerated.
 962
 963 Thu Aug  3 10:45:37 1995  Fred Fish  <fnf@cygnus.com>
 964
 965         * Update all FSF addresses except those in COPYING* files.
 966
 967 Wed Jul  5 16:15:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 968
 969         * Makefile.in (clean): Remove run, libsim.a.
 970
 971         * Makefile.in, configure.in: converted to autoconf.
 972         * configure: New file, generated with autconf 2.4.
 973
 974         * arm.mt: Removed.
 975
 976 Fri Jun 30 16:49:47 1995  Stan Shebs  <shebs@andros.cygnus.com>
 977
 978         * wrapper.c (sim_do_command): New function.
 979
 980 Tue Jun 13 10:57:32 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 981
 982         * armos.c (ARMul_OSHandleSWI): New version to work with
 983         newlib simply.
 984
 985 Thu Jun  8 14:37:14 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 986
 987         * run.c (main): Grab return value from right register.
 988
 989 Wed May 24 14:37:31 1995  Steve Chamberlain  <sac@slash.cygnus.com>
 990
 991         * New.
 992
 993