sim/arm/ChangeLog

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