Subversion Repositories or1k

2002-08-15  Nick Clifton  <nickc@redhat.com>

        * armos.c (ARMul_OSHandleSWI): Catch and ignore SWIs of -1, they
        can be caused by an interrupted system call being resumed by GDB.

2002-07-05  Nick Clifton  <nickc@cambridge.redhat.com>

        * armemu.c (ARMul_Emulate32): Add more tests for valid MIA, MIAPH
        and MIAxy instructions.
        
2002-06-21  Nick Clifton  <nickc@cambridge.redhat.com>

        * armos.h (ADP_Stopped_RunTimeError): Set correct value.

2002-06-16  Andrew Cagney  <ac131313@redhat.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

2002-06-12  Andrew Cagney  <ac131313@redhat.com>

        * Makefile.in: Update copyright.
        (wrapper.o): Specify dependencies.
        * wrapper.c: Include "gdb/sim-arm.h".
        (sim_store_register, sim_fetch_register): Rewrite using `enum
        arm_sim_regs' and a switch.

2002-06-09  Andrew Cagney  <cagney@redhat.com>

        * wrapper.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
        * armos.c: Include "gdb/callback.h".

2002-05-29  Nick Clifton  <nickc@cambridge.redhat.com>

        * armcopro.c (XScale_check_memacc): Set the FSR and FAR registers
        if a Data Abort is detected.

2002-05-27  Nick Clifton  <nickc@cambridge.redhat.com>

        * armvirt.c (GetWord): Only perform access checks if 'check'
        is set.
        (PutWord): Likewise.
        * wrapper.c (sim_create_inferior): Report unknown machine
        numbers.
        * thumbemu.c (ARMul_ThumbDecode, Case 31): Do not set LR to pc +
        2, it has already been advanced.

2002-05-23  Nick Clifton  <nickc@cambridge.redhat.com>

        * thumbemu.c (ARMul_ThumbDecode): When decoding a BLX(1)
        instruction do not add in the second bit of the base address -
        this has already been accounted for.

2002-05-21  Nick Clifton  <nickc@cambridge.redhat.com>

        * armcopro.c (check_cp13_access): Allow access to register 1 when
        CRm is 1.
        (write_cp13_reg): Allow bit 0 of reg 1 of CRm 1 to be written to.

2002-05-20  Nick Clifton  <nickc@cambridge.redhat.com>

        * Makefile.in (SWI_TARGET_SWITCHES): Define.
        * armos.c (swi_mask): Define.  Initialise to supporting all
        SWI emulations.
        (ARMul_OSInit): For XScale targets, only support the ANGEL
        SWI interface.  (This is at the request if Intel).
        (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
        SWI call should be emulated.
        Do not fall through from AngelSWI_Reason_WriteC.
        Propagate exit code from RedBoot Exit SWI.
        * rdi-dgb.h (swi_mask): Prototype.
        (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
        * wrapper.c: Include run-sim.h.
        (sim_target_parse_command_line): New function.  Look for and
        handle --swi-support switch.
        (sim_target_parse_arg_array): New function.  Process an argv
        array for parsing by sim_target_parse_command_line.
        (sim_target_display_usage): New function.  Describe syntax of
        --swi-suppoort switch.
        (sim_open): Add call to sim_target_parse_arg_array).

2002-05-17  Nick Clifton  <nickc@cambridge.redhat.com>

        * Makefile.in (SWI_TARGET_SWITCHES): Define.
        * armos.c (swi_mask): Define.  Initialise to supporting all
        SWI emulations.
        (ARMul_OSInit): For XScale targets, only support the ANGEL
        SWI interface.  (This is at the request if Intel).
        (ARMul_OSHandleSWI): Examine swi_mask to see if a particular
        SWI call should be emulated.
        Do not fall through from AngelSWI_Reason_WriteC.
        Propagate exit code from RedBoot Exit SWI.
        * rdi-dgb.h (swi_mask): Prototype.
        (SWI_MASK_DEMON, SWI_MASK_ANGEL, SWI_MASK_REDBOOT): Define.
        * wrapper.c (sim_target_parse_command_line): New function.
        Look for and handle --swi-support switch.
        (sim_target_parse_arg_array): New function.  Process an argv
        array for parsing by sim_target_parse_command_line.
        (sim_target_display_usage): New function.  Describe syntax of
        --swi-suppoort switch.
        (sim_open): Add call to sim_target_parse_arg_array).

2002-05-09  Nick Clifton  <nickc@cambridge.redhat.com>

        * armos.c (ARMul_OSHandleSWI): Support the RedBoot SWI in ARM
        mode and some of its system calls.

2002-03-17  Anthony Green  <green@redhat.com>

        * wrapper.c (mem_size): Increase the default target memory to 8MB.

2002-02-21  Keith Seitz  <keiths@redhat.com>

        * armos.c (SWIWrite0): Use generic host_callback mechanism
        for supported OS functions "open", "close", "write", etc.
        (SWIopen): Likewise.
        (SWIread): Likewise.
        (SWIwrite): Likewise.
        (SWIflen): Likewise.
        (ARMul_OSHandleSWI): Likewise.

2002-02-05  Nick Clifton  <nickc@cambridge.redhat.com>

        * wrapper.c (sim_create_inferior): Modify previous patch so that
        it is only triggered for COFF format executables.

2002-02-04  Nick Clifton  <nickc@cambridge.redhat.com>

        * wrapper.c (sin_create_inferior): If a v5 architecture is
        detected, assume it might be an XScale binary, since there is no
        way to distinguish between the two in the COFF file format.

2002-01-10  Nick Clifton  <nickc@cambridge.redhat.com>

        * arminit.c (ARMul_Abort): Fix parameters passed to CPRead[13].
        * armemu.c (ARMul_Emulate32): Fix parameters passed to CPRead[13]
        and CPRead[14].
        Fix formatting.  Improve layout.
        * armemu.h: Fix formatting.  Improve layout.

2002-01-09  Nick Clifton  <nickc@cambridge.redhat.com>

        * wrapper.c (sim_fetch_register): If fetching more than 4 bytes
        return zeroes in the other words.
        General formatting tidy ups.

2001-11-16  Ben Harris  <bjh21@netbsd.org>

        * Makefile.in (armemu32.o): Replace $< with autoconf recommended
        $(srcdir)/....
        (armemu26.o): Ditto.

2001-10-18  Nick Clifton  <nickc@cambridge.redhat.com>

        * armemu.h (CP_ACCESS_ALLOWED): New macro.
        Fix formatting.
        * armcopro.c (read_cp14_reg): Make static.
        (write_cp14_reg): Make static.
        (check_cp13_access): Use CP_ACCESS_ALLOWED macro.
        Fix formatting.
        * armsupp.c (ARMul_LDC): Check CP_ACCESS_ALLOWED.
        (ARMul_STC): Check CP_ACCESS_ALLOWED.
        (ARMul_MCR): Check CP_ACCESS_ALLOWED.
        (ARMul_MRC): Check CP_ACCESS_ALLOWED.
        (ARMul_CDP): Check CP_ACCESS_ALLOWED.
        Fix formatting.
        * armemu.c (MCRR): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not
        equal to 15.
        (MRRC): Check CP_ACCESS_ALLOWED.  Test Rd and Rn not equal to 15.
        Fix formatting.

2001-05-11  Nick Clifton  <nickc@cambridge.redhat.com>

        * armemu.c (ARMul_Emulate32): Fix handling of XScale LDRD and STRD
        instructions with post indexed addressing modes.

2001-05-08  Jens-Christian Lache  <lache@tu-harburg.de>

        * armsupp.c (ARMul_FixCPSR): Check Mode not Bank in order to
        determine rocesor mode.

2001-04-18  matthew green  <mrg@redhat.com>

        * armcopro.c (write_cp15_reg): Set CHANGEMODE if endianness changes.
        (read_cp15_reg): Make non-static.
        (XScale_cp15_LDC): Update for write_cp15_reg() change.
        (XScale_cp15_MCR): Likewise.
        (XScale_cp15_write_reg): Likewise.
        (XScale_check_memacc): New function. Check for breakpoints being
        activated by memory accesses.  Does not support the Branch Target
        Buffer.
        (XScale_set_fsr_far): New function. Set FSR and FAR for XScale.
        (XScale_debug_moe): New function. Set the debug Method Of Entry,
        if configured.
        (write_cp14_reg): Reset count counter if requested.
        * armdefs.h (struct ARMul_State): New members `LastTime' and
        `CP14R0_CCD' used for the timer/counters.
        (ARMul_CP13_R0_FIQ, ARMul_CP13_R0_IRQ, ARMul_CP13_R8_PMUS,
        ARMul_CP14_R0_ENABLE, ARMul_CP14_R0_CLKRST, ARMul_CP14_R0_CCD,
        ARMul_CP14_R0_INTEN0, ARMul_CP14_R0_INTEN1, ARMul_CP14_R0_INTEN2,
        ARMul_CP14_R0_FLAG0, ARMul_CP14_R0_FLAG1, ARMul_CP14_R0_FLAG2,
        ARMul_CP14_R10_MOE_IB, ARMul_CP14_R10_MOE_DB, ARMul_CP14_R10_MOE_BT,
        ARMul_CP15_R1_ENDIAN, ARMul_CP15_R1_ALIGN, ARMul_CP15_R5_X,
        ARMul_CP15_R5_ST_ALIGN, ARMul_CP15_R5_IMPRE, ARMul_CP15_R5_MMU_EXCPT,
        ARMul_CP15_DBCON_M, ARMul_CP15_DBCON_E1, ARMul_CP15_DBCON_E0): New
        defines for XScale registers.
        (XScale_check_memacc, XScale_set_fsr_far, XScale_debug_moe): Prototype.
        (ARMul_Emulate32, ARMul_Emulate26): Clean up function definition.
        (ARMul_Emulate32): Handle the clock counter and hardware instruction
        breakpoints.  Call XScale_set_fsr_far() for software breakpoints and
        software interrupts.
        (LoadMult): Call XScale_set_fsr_far() for data aborts.
        (LoadSMult): Likewise.
        (StoreMult): Likewise.
        (StoreSMult): Likewise.
        * armemu.h (write_cp15_reg): Update prototype.
        * arminit.c (ARMul_NewState): Initialise CP14R0_CCD and LastTime.
        (ARMul_Abort): If XScale, check for FIQ and IRQ being enabled in CP13
        register 0.
        * armvirt.c (GetWord): Call XScale_check_memacc().
        (PutWord): Likewise.

2001-03-20  Nick Clifton  <nickc@redhat.com>

        * armvirt.c (ARMul_ReLoadInstr): Do not enable alignment checking
        when loading unaligned thumb instructions.

2001-03-06  Nick Clifton  <nickc@redhat.com>

        * thumbemu.c (ARMul_ThumbDecode): Delete label bo_blx2.
        Compute destination address of BLX(1) instruction by
        taking bit 1 from PC and not from bit 0 of the offset.        

2001-02-27  Nick Clifton  <nickc@redhat.com>

        * armvirt.c (GetWord): Add new parameter - check - to enable or
        disable the alignment checking.
        (PutWord):  Add new parameter - check - to enable or disable the
        alignment checking.
        (ARMul_ReLoadInstr): Pass extra parameter to GetWord.
        (ARMul_ReadWord): Pass extra parameter to GetWord.
        (ARMul_WriteWord): Pass extra parameter to PutWord.
        (ARMul_StoreHalfWord): Pass extra parameter to PutWord.
        (ARMul_WriteByte): Pass extra parameter to GetWord.
        (ARMul_SwapWord): Pass extra parameter to PutWord.
        (ARMul_SafeReadByte): New Function: Read a byte but do not abort.
        (ARMul_SafeWriteByte): New Function: Write a byte but do not abort.
        
        * armdefs.h: Add prototypes for ARMul_SafeReadByte and
        ARMul_SafeWriteByte.
        
        * wrapper.c (sim_write): Use ARMul_SafeWriteByte.
        (sim_read): Use ARMul_SafeReadByte.

        * armos.c (in_SWI_handler): Remove.
        (SWIWrite0): Use ARMul_SafeReadByte.
        (WriteCommandLineTo): Use ARMul_SafeWriteByte.
        (SWIopen): Use ARMul_SafeReadByte.
        (SWIread): Use ARMul_SafeWriteByte.
        (SWIwrite): Use ARMul_SafeReadByte.
        (ARMul_OSHandleSWI): Remove use of is_SWI_handler.
        (ARMul_OSException): Remove use of is_SWI_handler.
        
2001-02-16  Nick Clifton  <nickc@redhat.com>

        * armemu.c: Remove Prefetch abort for breakpoints.  Instead set
        the state to RESUME.

2001-02-14  Nick Clifton  <nickc@redhat.com>

        * armemu.c: Add code to preserve processor mode when a prefetch
        abort is signalled after processing a breakpoint.

        * wrapper.c (sim_create_inferior): Reset processor into ARM mode
        for any machine type except the early ARMs.

2001-02-13  Nick Clifton  <nickc@redhat.com>

        * armos.c (in_SWI_handler): New static variable.
        (ARMul_OSHandleSWI): Set in_SWI_handler whilst emulating a SWI.
        (ARMul_OSException): Ignore exceptions generated whilst emulating
        a SWI.

2001-02-12  Nick Clifton  <nickc@redhat.com>

        * armemu.h (NEGBRANCH): Fix defintion.

2001-02-01  Nick Clifton  <nickc@redhat.com>

        * armemu.c (LoadSMult): Update base address register after
        restoring register bank.
        (StoreMult): Update base address register after restoring register
        bank.

2001-01-31  Nick Clifton  <nickc@redhat.com>

        * armvirt.c (PutWord): Detect installation of SWI vector.
        (SWI_vector_installed): Define.
        * armos.c (ARMul_OsInit): Reset SWI_vector_installed.
        * armos.h (SWI_vector_installed): Declare.
        * wrapper.c (SWI_vector_installed): Remove definition.
        (sim_write): Remove check of SWI vector installation

2000-12-18  Nick Clifton  <nickc@redhat.com>

        * armemu.c (ARMul_Emulate26): Fix test for StoreDouble
        instruction.

2000-12-10  Nick Clifton  <nickc@redhat.com>

        * armos.c (ARMul_OSHandleSWI): Add 0x91 as an FPE SWI.

2000-12-07  Nick Clifton  <nickc@redhat.com>

        * armemu.c (ARMul_Emulate26): Detect double word load and
        store instructions and call emulation routines.
        (Handle_Load_Double): Emulate a double word load instruction.
        (Handle_Store_Double): Emulate a double word store
        instruction.

2000-12-03  Nick Clifton  <nickc@redhat.com>

        * armos.c: Fix formatting.
        (ARMul_OSHandleSWI): Suppress support of DEMON SWIs when in xscale
        mode.

2000-11-29  Nick Clifton  <nickc@redhat.com>

        * armdefs.h (State): Add 'v5e' and 'xscale' fields.
        (ARM_v5e_Prop): Define.
        (ARM_XScale_Prop): Define.
        
        * wrapper.c (sim_create_inferior): Select processor based on
        machine number.
        (SWI_vector_installed): New boolean.  Set to true if the SWI
        vector address is written to by the executable.
        
        * arminit.c (ARMul_NewState): Switch default to 32 bit mode.
        (ARMul_SelectProcessor): Initialise v5e and xscale signals.
        (ARMul_Abort): Fix calculation of LR address.

        * armos.c (ARMul_OSHandleSWI): If a SWI vector has been installed
        and a SWI is not handled by the simulator, pass the SWI off to the
        vector, otherwise issue a warning message and continue.

        * armsupp.c (ARMul_CPSRAltered): Set S bit aswell.
        
        * thumbemu.c: Add v5 instruction simulation.
        * armemu.c: Add v5, XScale and El Segundo instruction simulation.

        * armcopro.c: Add XScale co-processor emulation.
        * armemu.h: Add exported XScale co-processor functions.
        
2000-09-15  Nick Clifton  <nickc@redhat.com>

        * armdefs.h: Rename StrongARM property to v4_ARM and add v5 ARM
        property.  Delete unnecessary processor names.
        (ARM_Strong_Prop): Delete.
        (STRONGARM): Delete.
        (ARM_v4_Prop): Add.
        (ARM_v5_Prop): Add
        (State): Delete is_StrongARM boolean.  Add is_v4 and is_v5
        booleans.

        * armemu.h (BUSUSEDINCPCS): Use is_v4 boolean.
        (BUSUSEDINCPCN): Use is_v4 boolean.

        * arminit.c (ARMul_NewState): Initialise is_v4 and is_v5 fields.
        (ARMul_SelectProcessor): Change second parameter from 'processor'
        to 'properties'.  Set is_v4 and is_v5 booleans in State.

        * armrdi.c: Remove use of ARM processor names.  Replace with ARM
        processor properties.

        * wrapper.c (sim_create_inferior): Choose properties passed to
        ARMul_SelectProcessor based on machine number.

2000-08-14  Nick Clifton  <nickc@redhat.com>

        * armemu.c (LHPOSTDOWN): Compute write back value before
        performing load in case the offset register is overwritten.
        (LHPOSTUP): Ditto.

2000-07-14  Fernando Nasser <fnasser@cygnus.com>

        * wrapper.c (sim_create_inferior): Fix typo in the previous patch.

2000-07-14  Fernando Nasser <fnasser@cygnus.com>

        * wrapper.c (sim_create_inferior): Reset mode to ARM when creating a
        new inferior.

2000-07-04  Alexandre Oliva  <aoliva@redhat.com>

        * armvirt.c (ABORTS): Do not define.

        * armdefs.h (struct ARMul_State): Add is_StrongARM.
        (ARM_Strong_Prop, STRONGARM): Define.
        * arminit.c (ARMul_NewState): Reset is_StrongARM.
        (ARMul_SelectProcessor): Set is_StrongARM.
        * wrapper.c (sim_create_inferior): Use bfd machine type to
        determine processor type to emulate.
        * armemu.h (BUSUSEDINCPCS, BUSUSEDINCPCN): Don't increment PC
        when emulating StrongARM.

        * armemu.c (ARMul_Emulate, t_undefined): Proceed to next insn.

        * armemu.h (INSN_SIZE): New macro.
        (SET_ABORT): Save CPSR in SPSR and set LR.
        * armemu.c (ARMul_Emulate, isize): Set to INSN_SIZE.
        (WriteR15, WriteSR15): Do not discard bit 1 in Thumb mode.
        * arminit.c (ARMul_Abort): Use new SETABORT and INSN_SIZE.

        * armemu.c (LoadSMult): Use WriteR15() to discard the least
        significant bits of PC.

        * armemu.h (WRITEDESTB): New macro.
        * armemu.c (ARMul_Emulate26, bl): Use WriteR15Branch() to
        modify PC.  Moved the existing logic...
        (WriteR15Branch): ... here.  New function.
        (WriteR15, WriteSR15): Drop the two least significant bits.
        (LoadSMult): Use WriteR15Branch() to modify PC.
        (LoadMult): Use WRITEDESTB() instead of WRITEDEST().

        * armemu.h (GETSPSR): Call ARMul_GetSPSR().
        * armsupp.c (ARMul_CPSRAltered): Zero out bits as they're
        extracted from state->Cpsr, but preserve the unused bits.
        (ARMul_GetCPSR): Get bits preserved in state->Cpsr.
        (ARMul_GetSPSR, ARMul_FixCPSR): Use ARMul_GetCPSR() to
        get the full CPSR word.

        * armemu.h (PSR_FBITS, PSR_SBITS, PSR_XBITS, PSR_CBITS): New.
        (SETPSR_F, SETPSR_S, SETPSR_X, SETPSR_C): New macros.
        (SETPSR, SET_INTMODE, SETCC): Removed.
        * armsupp.c (ARMul_FixCPSR, ARMul_FixSPSR): Do not test bit
        mask.  Use SETPSR_* to modify PSR.
        (ARMul_SetCPSR): Load all bits from value.
        * armemu.c (ARMul_Emulate, msr): Do not test bit mask.

        * armemu.c (ARMul_Emulate): Compute writeback value before
        loading, since the offset register may be the destination
        register.

        * armdefs.h (SYSTEMBANK): Define as USERBANK.
        * armsupp.c (ARMul_SwitchMode): Remove SYSTEMBANK cases.

2000-06-22  Alexandre Oliva  <aoliva@cygnus.com>

        * armemu.c (Multiply64): Fix computation of flag N.

        * armemu.c (MultiplyAdd64): Fix computation of flag N.

2000-06-20  Alexandre Oliva  <aoliva@cygnus.com>

        * armemu.h (NEGBRANCH): Do not overwrite the two most significant
        bits of the offset.

2000-05-25  Nick Clifton  <nickc@cygnus.com>

        * armcopro.c (MMUMCR): Only indicate mode change if a singal has
        really changed.
        (MMUWrite): Only indicate mode change if a singal has really
        changed.

        * armdefs.h (SYSTEMMODE): Define.
        (BANK_CAN_ACEESS_SPSR): Define.

        * armemu.c (ARM_Emulate26): If the mode has changed allow the PC
        to advance before stopping the emulation.

        * arminit.c (ARMul_Reset): Ensure Mode field of State is set
        correctly.

        * armos.c (ARMul_OSInit): Create a initial stack pointer for
        System mode.

        * armsupp.c (ModeToBank): Remove unused first parameter.
        Add support for System Mode.
        (ARMul_GetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
        (ARMul_SetSPSR): Use BANK_CAN_ACCESS_SPSR macro.
        (ARMul_FixSPSR): Use BANK_CAN_ACCESS_SPSR macro.
        (ARMulSwitchMode): Add support for System Mode.

Wed May 24 14:40:34 2000  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

2000-05-23  Nick Clifton  <nickc@cygnus.com>

        * wrapper.c (sim_store_register): Special handling for CPSR
        register.

2000-03-11  Philip Blundell  <philb@gnu.org>

        * armemu.c (LoadSMult, LoadMult): Correct handling of aborts.
        Patch from Allan Skillman <Allan.Skillman@arm.com>.

Wed Mar 22 15:24:21 2000  glen mccready  <gkm@pobox.com>

        * wrapper.c (sim_open,sim_close): Copy into myname, free myname.

2000-02-08  Nick Clifton  <nickc@cygnus.com>

        * wrapper.c: Fix compile time warning messages.
        * armcopro.c: Fix compile time warning messages.
        * armdefs.h: Fix compile time warning messages.
        * armemu.c: Fix compile time warning messages.
        * armemu.h: Fix compile time warning messages.
        * armos.c: Fix compile time warning messages.
        * armsupp.c: Fix compile time warning messages.
        * armvirt.c: Fix compile time warning messages.
        * bag.c: Fix compile time warning messages.
        
2000-02-02  Bernd Schmidt  <bernds@cygnus.co.uk>

        * *.[ch]: Use indent to make readable.

1999-11-22  Nick Clifton  <nickc@cygnus.com>

        * armos.c (SWIread): Generate an error message if a huge read is
        performed.
        (SWIwrite): Generate an error message if a huge write is
        performed.

1999-10-27  Nick Clifton  <nickc@cygnus.com>

        * thumbemu.c (ARMul_ThumbDecode): Accept 0xbebe as a thumb
        breakpoint. 

1999-10-08  Ulrich Drepper  <drepper@cygnus.com>

        * armos.c (SWIopen): Always pass third parameter with 0666 since
        otherwise uninitialized memory gets access if the O_CREAT bit is
        set and so we possibly cannot access the file afterwards.

1999-09-29  Doug Evans  <devans@casey.cygnus.com>

        * armos.c (SWIWrite0): Send output to stdout instead of stderr.
        (ARMul_OSHandleSWI, case SWI_WriteC,AngelSWI_Reason_WriteC): Ditto.

Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

1999-05-08  Felix Lee  <flee@cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.
        
1999-04-06  Keith Seitz  <keiths@cygnus.com>

        * wrapper.c (stop_simulator): New global.
        (sim_stop): Set sim state to STOP and set
        stop_simulator.
        (sim_resume): Reset stop_simulator.
        (sim_stop_reason): If stop_simulator is set, tell gdb
        that the we took SIGINT.
        * armemu.c (ARMul_Emulate26): Don't loop forever. Stop if
        stop_simulator is set.

1999-04-02  Keith Seitz  <keiths@cygnus.com>

        * armemu.c (ARMul_Emulate26): If NEED_UI_LOOP_HOOK, call ui_loop_hook
        whenever the counter expires.
        * Makefile.in (SIM_EXTRA_CFLAGS): Include define NEED_UI_LOOP_HOOK.

1999-03-24  Nick Clifton  <nickc@cygnus.com>

        * armemu.c (ARMul_Emulate26): Handle new breakpoint value.
        * thumbemu.c (ARMul_ThumbDecode): Handle new breakpoint value.

Mon Sep 14 09:00:05 1998  Nick Clifton  <nickc@cygnus.com>

        * wrapper.c (sim_open): Set endianness according to BFD or command
        line switch.

        * tconfig.in: Define SIM_HAVE_BIENDIAN.

Thu Aug 27 11:00:05 1998  Nick Clifton  <nickc@cygnus.com>

        * armemu.c (Multiply64): Test for Rm (rather than Rs) not being
        the same as either RdHi or RdLo.

Thu Jul  2 10:24:35 1998  Nick Clifton  <nickc@cygnus.com>

        * armos.c (ARMul_OSHandleSWI: AngelSWI_Reason_ReportException):
        Set Reg[0] based on reason for for the exception.

Thu Jun  4 15:22:03 1998  Jason Molenda  (crash@bugshack.cygnus.com)

        * armos.c (SWIwrite0): New function.
        (WriteCommandLineTo): New function.
        (SWIopen): New function.
        (SWIread): New function.
        (SWIwrite): New function.
        (SWIflen): New function.
        (ARMul_OSHandleSWI): Call new functions instead of handling     
        these here.
        (ARMul_OSHandleSWI): Handle Angel SWIs correctly.
        (*): Reformat spacing to be a bit more GNUly.
        Most code taken from a patch by Anthony Thompson 
        (athompso@cambridge.arm.com)

Tue Jun  2 15:22:22 1998  Nick Clifton  <nickc@cygnus.com>

        * armos.h: Add Angel SWI and its reason codes.
        * armos.c (ARMul_OSHandleSWI): Ignore Angel SWIs (for now).

Mon Jun  1 17:14:19 1998  Anthony Thompson (athompso@cambridge.arm.com)

        * armos.c (ARMul_OSHandleSWI::SWI_Open): Handle special case
        of ":tt" to catch stdin in addition to stdout.
        (ARMul_OSHandleSWI::SWI_Seek): Return 0 or 1 to indicate failure
        or success of lseek().

Wed May 20 17:36:25 1998  Nick Clifton  <nickc@cygnus.com>

        * armos.c (ARMul_OSHandleSWI): Special case code to catch attempts
        to open stdout.

Wed Apr 29 15:29:55 1998  Jeff Johnston  <jjohnstn@cygnus.com>

        * armos.c (ARMul_OSHandleSWI): Added code for SWI_Clock,
        SWI_Flen, and SWI_Time.  Also fixed SWI_Seek code to only
        seek from offset 0 and not to use R2 for whence since it is
        not passed as part of the SWI call.

Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>

        * configure: Regenerated to track ../common/aclocal.m4 changes.
        * config.in: Ditto.

Sun Apr 26 15:20:26 1998  Tom Tromey  <tromey@cygnus.com>

        * acconfig.h: New file.
        * configure.in: Reverted change of Apr 24; use sinclude again.

Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>

        * configure: Regenerated to track ../common/aclocal.m4 changes.
        * config.in: Ditto.

Fri Apr 24 11:20:19 1998  Tom Tromey  <tromey@cygnus.com>

        * configure.in: Don't call sinclude.

Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Tue Mar 10 09:26:38 1998  Nick Clifton  <nickc@cygnus.com>

        * armopts.h: Remove definition of LITTLEND - it is not used.

Tue Feb 17 12:35:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>

        * wrapper.c (sim_store_register, sim_fetch_register): Pass in
        length parameter. Return -1.

Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.
        * config.in: Ditto.

Tue Dec  9 11:30:48 1997  Nick Clifton  <nickc@cygnus.com>

        * Makefile.in: Updated with changes from branch.
        * armdefs.h:   ditto
        * armemu.c:    ditto   these changes
        * armemu.h:    ditto   add support for
        * armos.c:     ditto   the Thumb instruction
        * armsupp.c:   ditto   set and the new v4
        * armvirt.c:   ditto   architecture.
        * wrapper.c:   ditto
        * thumbemu.c:  New file from branch.


Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Thu Oct 30 13:54:06 1997  Nick Clifton  <nickc@cygnus.com>

        * armos.c (ARMul_OSHandleSWI): Add support for GetEnv SWI.  Patch
        from Tony Thompson at ARM: athompso@arm.com 

        * wrapper.c (sim_create_inferior): Add code to create an execution
        environment.  Patch from Tony Thompson at ARM: athompso@arm.com

Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * wrapper.c (sim_load): Pass lma_p and sim_write args to
        sim_load_file.

Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.
        * config.in: Ditto.

Tue Aug 26 10:37:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * wrapper.c (sim_kill): Delete.
        (sim_create_inferior): Add ABFD argument.
        (sim_load): Move setting of PC from here.
        (sim_create_inferior): To here.

Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.
        * config.in: Ditto.

Mon Aug 25 15:35:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * wrapper.c (sim_open): Add ABFD argument.

Tue May 20 10:13:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * wrapper.c (sim_open): Add callback argument.
        (sim_set_callbacks): Drop SIM_DESC argument.

Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Fri Apr 18 13:32:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * wrapper.c (sim_stop): Stub sim_stop function.

Thu Apr 17 18:33:01 1997  Fred Fish  <fnf@cygnus.com>

        * arminit.c (ARMul_NewState): Preinitialize the state to
        all zero/NULL.

Thu Apr 17 02:39:02 1997  Doug Evans  <dje@canuck.cygnus.com>

        * Makefile.in (SIM_OBJS): Add sim-load.o.
        * wrapper.c (sim_kind,myname): New static locals.
        (sim_open): Set sim_kind, myname.
        (sim_load): Call sim_load_file to do work.  Set start address from bfd.
        (sim_create_inferior): Return SIM_RC.  Delete start_address arg.

Thu Apr 17 11:48:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>

        * wrapper.c (sim_trace): Update so that it matches prototype.

Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.
        * config.in: Ditto.

Mon Apr  7 12:01:17 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>

        * Makefile.in (armemu32.o): Replace $< with autoconf recommended
        $(srcdir)/....
        (armemu26.o): Ditto.

Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>

        * wrapper.c (sim_open): New arg `kind'.

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Wed Apr  2 14:50:44 1997  Ian Lance Taylor  <ian@cygnus.com>

        * COPYING: Update FSF address.

Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>

        * configure: Regenerated to track ../common/aclocal.m4 changes.

Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>

        * configure: Re-generate.

Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>

        * configure: Regenerate to track ../common/aclocal.m4 changes.

Thu Mar 13 12:38:56 1997  Doug Evans  <dje@canuck.cygnus.com>

        * wrapper.c (sim_open): Has result now.
        (sim_*): New SIM_DESC argument.

Tue Feb  4 13:22:21 1997  Doug Evans  <dje@canuck.cygnus.com>

        * Makefile.in (@COMMON_MAKEFILE_FRAG@): Use
        COMMON_{PRE,POST}_CONFIG_FRAG instead.
        * configure.in: sinclude ../common/aclocal.m4.
        * configure: Regenerated.

Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)

        * configure configure.in Makefile.in:  Update to new configure
        scheme which is more compatible with WinGDB builds.
        * configure.in:  Improve comment on how to run autoconf.
        * configure:  Re-run autoconf to get new ../common/aclocal.m4.
        * Makefile.in:  Use autoconf substitution to install common
        makefile fragment.

Wed Nov 20 01:05:10 1996  Doug Evans  <dje@canuck.cygnus.com>

        * run.c: Deleted, use one in ../common now.
        * Makefile.in: Delete everything that's been moved to
        ../common/Make-common.in.
        (SIM_OBJS): Define.
        * configure.in: Simplify using macros in ../common/aclocal.m4.
        * configure: Regenerated.
        * config.in: New file.
        * armos.c: #include config.h.
        * wrapper.c (mem_size): Value is in bytes now.
        (sim_callback): New global.
        (arm_sim_set_profile{,_size}): Delete.
        (arm_sim_set_mem_size): Rename to sim_size.
        (sim_do_command): Call printf_filtered via callback.
        (sim_set_callbacks): Record callback.

Thu Oct  3 16:10:27 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)

        * Makefile.in (mostlyclean): Remove config.log.

Wed Jun 26 12:17:24 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)

        * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
        INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
        (docdir): Removed.
        * configure.in (AC_PREREQ): autoconf 2.5 or higher.
        (AC_PROG_INSTALL): Added.
        * configure: Rebuilt.

Wed Feb 21 12:14:31 1996  Ian Lance Taylor  <ian@cygnus.com>

        * configure: Regenerate with autoconf 2.7.

Fri Dec 15 16:27:30 1995  Ian Lance Taylor  <ian@cygnus.com>

        * run.c (main): Use new bfd_big_endian macro.

Mon Nov 20 17:40:38 1995  Doug Evans  <dje@canuck.cygnus.com>

        * run.c: Include "getopt.h".
        (verbose): Delete.
        (usage): Make static.
        (main): Call arm_sim_set_verbosity.
        Only load sections marked SEC_LOAD.
        * wrapper.c (mem_size, verbosity): New static global.
        (arm_sim_set_mem_size): Renamed from sim_size.  Callers updated.
        (arm_sim_set_profile{,_size}): Renamed from sim_foo.  Callers updated.
        
Fri Nov 17 19:35:11 1995  Doug Evans  <dje@canuck.cygnus.com>

        * armdefs.h (ARMul_State): New member `verbose'.
        * armrdi.c (ARMul_ConsolePrint): Add missing va_end.
        * run.c (verbose): Make global.
        * wrapper.c (init): Set state->verbose.
        (ARMul_ConsolePrint): Don't print anything if !verbose.

Fri Oct 13 15:30:30 1995  Doug Evans  <dje@canuck.cygnus.com>

        * armos.c: #include dbg_rdi.h.
        (ARMul_OSHandleSWI): Handle SWI_Breakpoint.
        * armos.h (SWI_Breakpoint): Define.
        * wrapper.c: #include armemu.h, dbg_rdi.h.
        (rc): Delete.
        (sim_resume): Use state->EndCondition to record stop state.
        Call FLUSHPIPE before returning.
        (sim_stop_reason): Determine reason from state->EndCondition.

Fri Oct 13 15:04:05 1995  steve chamberlain  <sac@slash.cygnus.com>

        * wrapper.c (sim_set_callbacks): New.

Thu Sep 28 19:45:56 1995  Doug Evans  <dje@deneb.cygnus.com>

        * armos.c (ARMul_OSHandleSWI): Result of read/write calls is
        number of bytes not read/written (or -1).

Wed Sep 20 13:35:54 1995  Ian Lance Taylor  <ian@cygnus.com>

        * Makefile.in (maintainer-clean): New synonym for realclean.

Fri Sep  8 14:27:20 1995  Ian Lance Taylor  <ian@cygnus.com>

        * configure.in: Remove AC_PROG_INSTALL.
        * configure: Rebuild.
        * Makefile.in (INSTALL): Revert to using install.sh.
        (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
        (INSTALL_XFORM, INSTALL_XFORM1): Restore.
        (mostlyclean): Make the same as clean, not distclean.
        (clean): Remove config.log.
        (install): Don't install in $(tooldir).

Thu Sep  7 12:00:17 1995  Doug Evans  <dje@canuck.cygnus.com>

        (Try to) Update to new bfd autoconf scheme.
        * run.c: Don't include sysdep.h.
        * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
        (CC, CFLAGS, AR, RANLIB): Likewise.
        (HDEFINES, TDEFINES): Define.
        (CC_FOR_BUILD): Delete.
        (host_makefile_frag): Delete.
        (Makefile): Don't depend on frags.
        * configure.in (sysdep.h): Don't create symlink.
        (host_makefile_frag, frags): Deleted.
        (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
        * configure: Regenerated.

Thu Aug  3 10:45:37 1995  Fred Fish  <fnf@cygnus.com>

        * Update all FSF addresses except those in COPYING* files.

Wed Jul  5 16:15:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>

        * Makefile.in (clean): Remove run, libsim.a.

        * Makefile.in, configure.in: converted to autoconf.
        * configure: New file, generated with autconf 2.4.

        * arm.mt: Removed.

Fri Jun 30 16:49:47 1995  Stan Shebs  <shebs@andros.cygnus.com>

        * wrapper.c (sim_do_command): New function.

Tue Jun 13 10:57:32 1995  Steve Chamberlain  <sac@slash.cygnus.com>

        * armos.c (ARMul_OSHandleSWI): New version to work with
        newlib simply.

Thu Jun  8 14:37:14 1995  Steve Chamberlain  <sac@slash.cygnus.com>

        * run.c (main): Grab return value from right register.

Wed May 24 14:37:31 1995  Steve Chamberlain  <sac@slash.cygnus.com>

        * New.