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binutils-gdb/sim/mn10300/ChangeLog
Jim Blandy ff88f59d5a *** empty log message ***
2001-05-07 06:10:25 +00:00

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2001-05-06 Jim Blandy <jimb@redhat.com>
* mn10300.igen: Doc fixes.
2001-04-26 Alexandre Oliva <aoliva@redhat.com>
* Makefile.in (idecode.o, op_utils.o, semantics.o, simops.o):
Depend on targ-vals.h.
2001-04-15 J.T. Conklin <jtc@redback.com>
* Makefile.in (simops.o): Add simops.h to dependency list.
Wed Aug 9 02:24:53 2000 Graham Stott <grahams@cygnus.co.uk>
* am33.igen: Warning clean-up.
(movm): Initialize PC and mask.
(mov, movbu, movhu): Set srcreg2 from RI0.
(bsch): Initialize c.
(sat16_cmp): Actually do the comparison.
(mov_llt): Do not overwrite dstreg with uninitialized variable.
Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
2000-05-22 Alexandre Oliva <aoliva@cygnus.com>
* am33.igen: Fix leading comments of SP-relative offset insns that
referred to other registers. Make their offsets unsigned.
2000-05-18 Alexandre Oliva <aoliva@cygnus.com>
* mn10300_sim.h (genericAdd, genericSub, genericCmp, genericOr,
genericXor, genericBtst): Use `unsigned32'.
* op_utils.c: Likewise.
* mn10300.igen, am33.igen: Use `unsigned32', `signed32',
`unsigned64' or `signed64' where type width is relevant.
2000-04-25 Alexandre Oliva <aoliva@cygnus.com>
* am33.igen (inc4 Rn): Use genericAdd so as to modify flags.
2000-04-09 Alexandre Oliva <aoliva@cygnus.com>
* am33.igen: Make SP-relative offsets unsigned. Add `*am33' for
some instructions that were missing it.
2000-03-03 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
* Makefile.in (IGEN_INSN): Added am33.igen.
Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
Tue Jul 13 13:26:20 1999 Andrew Cagney <cagney@b1.cygnus.com>
* interp.c: Clarify error message reporting an unknown board.
1999-05-08 Felix Lee <flee@cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
1999-04-16 Frank Ch. Eigler <fche@cygnus.com>
* interp.c (program_interrupt): Detect undesired recursion using
static flag. Set NMIRC register's SYSEF flag during
--board=stdeval1 mode.
* dv-mn103-int.c (write_icr): Add backdoor address to allow CPU to
set SYSEF flag.
1999-04-02 Keith Seitz <keiths@cygnus.com>
* Makefile.in (SIM_EXTRA_CFLAGS): Define a POLL_QUIT_INTERVAL
for use in the simulator so that the poll_quit callback is
not called too often.
Tue Mar 9 21:26:41 1999 Andrew Cagney <cagney@b1.cygnus.com>
* dv-mn103int.c (mn103int_ioctl): Return something.
* dv-mn103tim.c (write_tm6md): GCC suggested parentheses around &&
within ||.
Tue Feb 16 23:57:17 1999 Jeffrey A Law (law@cygnus.com)
* mn10300.igen (retf): Fix return address computation and store
the new pc value into nia.
1998-12-29 Frank Ch. Eigler <fche@cygnus.com>
* Makefile.in (WITH_COMMON_OBJS): Build also dv-sockser.o.
* interp.c (sim_open): Add stub mn103002 cache control memory regions.
Set OPERATING_ENVIRONMENT on "stdeval1" board.
(mn10300_core_signal): New function to intercept memory errors.
(program_interrupt): New function to dispatch to exception vector
(mn10300_exception_*): New functions to snapshot pre/post exception
state.
* sim-main.h (SIM_CORE_SIGNAL): Define hook - call mn10300_core_signal.
(SIM_ENGINE_HALT_HOOK): Do nothing.
(SIM_CPU_EXCEPTION*): Define hooks to call mn10300_cpu_exception*().
(_sim_cpu): Add exc_* fields to store register value snapshots.
* dv-mn103ser.c (*): Support dv-sockser backend for UART I/O.
Various endianness and warning fixes.
* mn10300.igen (illegal): Call program_interrupt on error.
(break): Call program_interrupt on breakpoint
Several changes from <janczyn@cygnus.com> and <cagney@cygnus.com>
merged in:
* dv-mn103int.c (mn103int_ioctl): New function for NMI
generation. (mn103int_finish): Install it as ioctl handler.
* dv-mn103tim.c: Support timer 6 specially. Endianness fixes.
Wed Oct 14 12:11:05 1998 Jeffrey A Law (law@cygnus.com)
* am33.igen: Allow autoincrement stores using the same register
for source and destination operands.
Mon Aug 31 10:19:55 1998 Jeffrey A Law (law@cygnus.com)
* am33.igen: Reverse HI/LO outputs of 4 operand "mul" and "mulu".
Fri Aug 28 14:40:49 1998 Joyce Janczyn <janczyn@cygnus.com>
* interp.c (sim_open): Check for invalid --board option, fix
indentation, allocate memory for mem control and DMA regs.
Wed Aug 26 09:29:38 1998 Joyce Janczyn <janczyn@cygnus.com>
* mn10300.igen (div,divu): Fix divide instructions so divide by 0
behaves like the hardware.
Mon Aug 24 11:50:09 1998 Joyce Janczyn <janczyn@cygnus.com>
* sim-main.h (SIM_HANDLES_LMA): Define SIM_HANDLES_LMA.
Wed Aug 12 12:36:07 1998 Jeffrey A Law (law@cygnus.com)
* am33.igen: Handle case where first DSP operation modifies a
register used in the second DSP operation correctly.
Tue Jul 28 10:10:25 1998 Jeffrey A Law (law@cygnus.com)
* am33.igen: Detect cases where two operands must not match for
DSP instructions too.
Mon Jul 27 12:04:17 1998 Jeffrey A Law (law@cygnus.com)
* am33.igen: Detect cases where two operands must not match in
non-DSP instructions.
Fri Jul 24 18:15:21 1998 Joyce Janczyn <janczyn@cygnus.com>
* op_utils.c (do_syscall): Rewrite to use common/syscall.c.
(syscall_read_mem, syscall_write_mem): New functions for syscall
callbacks.
* mn10300_sim.h: Add prototypes for syscall_read_mem and
syscall_write_mem.
* mn10300.igen: Change C++ style comments to C style comments.
Check for divide by zero in div and divu ops.
Fri Jul 24 12:49:28 1998 Jeffrey A Law (law@cygnus.com)
* am33.igen (translate_xreg): New function. Use it as needed.
Thu Jul 23 10:05:28 1998 Jeffrey A Law (law@cygnus.com)
* am33.igen: Add some missing instructions.
* am33.igen: Autoincrement loads/store fixes.
Tue Jul 21 09:48:14 1998 Jeffrey A Law (law@cygnus.com)
* am33.igen: Add mov_lCC DSP instructions.
* am33.igen: Add most am33 DSP instructions.
Thu Jul 9 10:06:55 1998 Jeffrey A Law (law@cygnus.com)
* mn10300.igen: Fix Z bit for addc and subc instructions.
Minor fixes in multiply/divide patterns.
* am33.igen: Add missing mul[u] imm32,Rn. Fix condition code
handling for many instructions. Fix sign extension for some
24bit immediates.
* am33.igen: Fix Z bit for remaining addc/subc instructions.
Do not sign extend immediate for mov imm,XRn.
More random mul, mac & div fixes.
Remove some unused variables.
Sign extend 24bit displacement in memory addresses.
* am33.igen: Fix Z bit for addc Rm,Rn and subc Rm,Rn. Various
fixes to 2 register multiply, divide and mac instructions. Set
Z,N correctly for sat16. Sign extend 24 bit immediate for add,
and sub instructions.
* am33.igen: Add remaining non-DSP instructions.
Wed Jul 8 16:29:12 1998 Jeffrey A Law (law@cygnus.com)
* am33.igen (translate_rreg): New function. Use it as appropriate.
* am33.igen: More am33 instructions. Fix "div".
Mon Jul 6 15:39:22 1998 Jeffrey A Law (law@cygnus.com)
* mn10300.igen: Add am33 support.
* Makefile.in: Use multi-sim to support both a mn10300 and am33
simulator.
* am33.igen: Add many more am33 instructions.
Wed Jul 1 17:07:09 1998 Jeffrey A Law (law@cygnus.com)
* mn10300_sim.h (FETCH24): Define.
* mn10300_sim.h: Add defines for some registers found on the AM33.
* am33.igen: New file with some am33 support.
Tue Jun 30 11:23:20 1998 Jeffrey A Law (law@cygnus.com)
* mn10300_sim.h: Include bfd.h
(struct state): Add more room for processor specific registers.
(REG_E0): Define.
Thu Jun 25 10:12:03 1998 Joyce Janczyn <janczyn@cygnus.com>
* dv-mn103tim.c: Include sim-assert.h
* dv-mn103ser.c (do_polling_event): Check for incoming data on
serial line and schedule next polling event.
(read_status_reg): schedule events to check for incoming data on
serial line and issue interrupt if necessary.
Fri Jun 19 16:47:27 1998 Joyce Janczyn <janczyn@cygnus.com>
* interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
Fri Jun 19 11:59:26 1998 Joyce Janczyn <janczyn@cygnus.com>
* interp.c (board): Rename am32 to stdeval1 as this is the name
consistently used to refer to the mn1030002 board.
Thu June 18 14:37:14 1998 Joyce Janczyn <janczyn@cygnus.com>
* interp.c (sim_open): Fix typo in address of EXTMD register
(0x34000280, not 0x3400280).
Wed Jun 17 18:00:18 1998 Jeffrey A Law (law@cygnus.com)
* simops.c (syscall): Handle change in opcode # for syscall.
* mn10300.igen (syscall): Likewise.
Tue June 16 09:36:21 1998 Joyce Janczyn <janczyn@cygnus.com>
* dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
reset) are not enabled on reset.
Sun June 14 17:04:00 1998 Joyce Janczyn <janczyn@cygnus.com>
* dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
register bits.
* dv-mn103ser.c: Fill in methods for reading and writing to serial
device registers.
* interp.c (sim_open): Make the serial device a polling device.
Fri June 12 16:24:00 1998 Joyce Janczyn <janczyn@cygnus.com>
* dv-mn103iop.c: New file for handling am32 io ports.
* configure.in: Add mn103iop to hw_device list.
* configure: Re-generate.
* interp.c (sim_open): Create io port device.
Wed June 10 14:34:00 1998 Joyce Janczyn <janczyn@cygnus.com>
* dv-mn103int.c (external_group): Use enumerated types to access
correct group addresses.
* dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
triggers an interrupt on the higher-numbered timer's port.
Mon June 8 13:30:00 1998 Joyce Janczyn <janczyn@cygnus.com>
* interp.c: (mn10300_option_handler): New function parses arguments
using sim-options.
* (board): Add --board option for specifying am32.
* (sim_open): Create new timer and serial devices and control
configuration of other am32 devices via board option.
* dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
* dv-mn103cpu.c: Fix typos in opening comments.
* dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
* configure.in: Add mn103tim and mn103ser to hw_device list.
* configure: Re-generate.
Mon May 25 20:50:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
* dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
* dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
sim-main.h. Declare a struct hw_descriptor instead of struct
hw_device_descriptor.
Mon May 25 17:33:33 1998 Andrew Cagney <cagney@b1.cygnus.com>
* dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
to struct hw_event.
Fri May 22 12:17:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
* configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
Wed May 6 13:29:06 1998 Andrew Cagney <cagney@b1.cygnus.com>
* interp.c (sim_open): Create a polling PAL device.
Fri May 1 16:39:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
* dv-mn103int.c (mn103int_port_event):
(mn103int_port_event):
(mn103int_io_read_buffer):
(mn103int_io_write_buffer):
* dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
(mn103cpu_port_event): Ditto.
(mn103cpu_io_read_buffer): Ditto.
(mn103cpu_io_write_buffer): Ditto.
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 15:19:55 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 11:19:07 1998 Tom Tromey <tromey@cygnus.com>
* configure.in: Don't call sinclude.
Tue Apr 14 10:03:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
* mn10300_sim.h: Declare all functions in op_utils.c using
INLINE_SIM_MAIN.
* op_utils.c: Ditto.
* sim-main.c: New file. Include op_utils.c.
* mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
differentiate between MOV/CMP immediate/register instructions.
* configure.in (SIM_AC_OPTION_INLINE): Add and enable.
* configure: Regenerate.
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>
* interp.c (hw): Delete variable, moved to SIM_DESC.
(sim_open): Delete calls to hw_tree_create, hw_tree_finish.
Handled by sim-module.
(sim_open): Do not anotate tree with trace properties, handled by
sim-hw.c
(sim_open): Call sim_hw_parse instead of hw_tree_parse.
* configure: Regenerated to track ../common/aclocal.m4 changes.
Thu Mar 26 20:46:18 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
* dv-mn103cpu.c (deliver_mn103cpu_interrupt): Save the entire PC
on the stack when delivering interrupts (not just the lower
half)...
* mn10300.igen (mov (Di,Am),Dn): Fix decode. Registers were
specified in the wrong order.
Fri Mar 27 00:56:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
* dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
succeeding interrupts, clear pending_handler when the handler
isn't re-scheduled.
Thu Mar 26 10:11:01 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
* Makefile.in (tmp-igen): Prefix all usage of move-if-change
script with $(SHELL) to make NT native builds happy.
* configure: Regenerate because of change to ../common/aclocal.m4.
Thu Mar 26 11:22:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
* configure.in: Make --enable-sim-common the default.
* configure: Re-generate.
* sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
address into Sate.regs[REG_PC] instead of common struct.
Wed Mar 25 17:42:00 1998 Joyce Janczyn <janczyn@cygnus.com>
* mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
Wed Mar 25 12:08:00 1998 Joyce Janczyn <janczyn@cygnus.com>
* simops.c (OP_F0FD): Initialise variable 'sp'.
Thu Mar 26 00:21:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
* dv-mn103int.c (decode_group): A group register every 4 bytes not
8.
(write_icr): Rewrite equation updating request field.
(read_iagr): Fix check that interrupt is still pending.
Wed Mar 25 16:14:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
* interp.c (sim_open): Tidy up device creation.
* dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
value.
(mn103int_io_read_buffer): Convert absolute address to register
block offsets.
(read_icr, write_icr): Convert block offset into group offset.
Wed Mar 25 15:08:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
* interp.c (sim_open): Create second 1mb memory region at
0x40000000.
(sim_open): Create a device tree.
(sim-hw.h): Include.
(do_interrupt): Delete, needs to use dv-mn103cpu.c
* dv-mn103int.c, dv-mn103cpu.c: New files.
Wed Mar 25 08:47:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
* mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
Define.
(SP): Define.
Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
Wed Mar 25 10:24:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
* interp.c (sim-options.h): Include.
(sim_kind, myname): Declare when not using common framework.
* mn10300_sim.h (do_syscall, generic*): Provide prototypes for
functions found in op_utils.c
* mn10300.igen (add): Discard unused variables.
* configure, config.in: Re-generate with autoconf 2.12.1.
Tue Mar 24 15:27:00 1998 Joyce Janczyn <janczyn@cygnus.com>
Add support for --enable-sim-common option.
* Makefile.in (WITHOUT_COMMON_OBJS): Files included if
! --enable-sim-common
(WITH_COMMON_OBJS): Files included if --enable-sim-common.
(MN10300_OBJS,MN10300_INTERP_DEP): New variables.
(SIM_OBJS): Rewrite.
({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
(SIM_EXTRA_CFLAGS): New variable.
(clean-extra): Clean up igen files.
(../igen/igen,clean-igen,tmp-igen): New rules.
* configure.in: Add support for common framework via
--enable-sim-common.
* configure: Regenerate.
* interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
(hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
(init_system,sim_write,compare_simops): Likewise.
(sim_set_profile,sim_set_profile_size): Likewise.
(sim_stop,sim_resume,sim_trace,sim_info): Likewise.
(sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
(enum interrupt_type): New enum.
(interrupt_names): New global.
(do_interrupt): New function.
(sim_open): Define differently if WITH_COMMON.
(sim_close,sim_create_inferior,sim_do_command): Likewise.
* mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
for WITH_COMMON.
* mn10300.igen: New file.
* mn10300.dc: New file.
* op_utils.c: New file.
* sim-main.h: New file.
Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
Fri Feb 27 18:36:04 1998 Jeffrey A Law (law@cygnus.com)
* simops.c (inc): Fix typo.
Wed Feb 25 01:59:29 1998 Jeffrey A Law (law@cygnus.com)
* simops.c (signed multiply instructions): Cast input operands to
signed32 before casting them to signed64 so that the sign bit
is propagated properly.
Mon Feb 23 20:23:19 1998 Mark Alexander <marka@cygnus.com>
* Makefile.in: Last change was bad. Define NL_TARGET
so that targ-vals.h will be used instead of syscall.h.
* simops.c: Use targ-vals.h instead of syscall.h.
(OP_F020): Disable unsupported system calls.
Mon Feb 23 09:44:38 1998 Mark Alexander <marka@cygnus.com>
* Makefile.in: Get header files from libgloss/mn10300/sys.
Sun Feb 22 16:02:24 1998 Jeffrey A Law (law@cygnus.com)
* simops.c: Include sim-types.h.
Wed Feb 18 13:07:08 1998 Jeffrey A Law (law@cygnus.com)
* simops.c (multiply instructions): Cast input operands to a
signed64/unsigned64 type as appropriate.
Tue Feb 17 12:47:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
* interp.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.
Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
Tue Nov 11 10:38:52 1997 Jeffrey A Law (law@cygnus.com)
* simops.c (call:16 call:32): Stack adjustment is determined solely
by the imm8 field.
Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
* interp.c (sim_load): Pass lma_p and sim_write args to
sim_load_file.
Tue Oct 21 10:12:03 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Correctly handle register restores for "ret" and "retf"
instructions.
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 10:41:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
* interp.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 16:14:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
* interp.c (sim_open): Add ABFD argument.
Tue Jun 24 13:46:20 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (sim_resume): Clear State.exited.
(sim_stop_reason): If State.exited is nonzero, then indicate that
the simulator exited instead of stopped.
* mn10300_sim.h (struct _state): Add exited field.
* simops.c (syscall): Set State.exited for SYS_exit.
Wed Jun 11 22:07:56 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix thinko in last change.
Tue Jun 10 12:31:32 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: "call" stores the callee saved registers into the
stack! Update the stack pointer properly when done with
register saves.
* simops.c: Fix return address computation for "call" instructions.
Thu May 22 01:43:11 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (sim_open): Fix typo.
Wed May 21 23:27:58 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (sim_resume): Add missing case in big switch
statement (for extb instruction).
Tue May 20 17:51:30 1997 Jeffrey A Law (law@cygnus.com)
* interp.c: Replace all references to load_mem and store_mem
with references to load_byte, load_half, load_3_byte, load_word
and store_byte, store_half, store_3_byte, store_word.
(INLINE): Delete definition.
(load_mem_big): Likewise.
(max_mem): Make it global.
(dispatch): Make this function inline.
(load_mem, store_mem): Delete functions.
* mn10300_sim.h (INLINE): Define.
(RLW): Delete unused definition.
(load_mem, store_mem): Delete declarations.
(load_mem_big): New definition.
(load_byte, load_half, load_3_byte, load_word): New functions.
(store_byte, store_half, store_3_byte, store_word): New functions.
* simops.c: Replace all references to load_mem and store_mem
with references to load_byte, load_half, load_3_byte, load_word
and store_byte, store_half, store_3_byte, store_word.
Tue May 20 10:21:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
* interp.c (sim_open): Add callback to arguments.
(sim_set_callbacks): Delete SIM_DESC argument.
Mon May 19 13:54:22 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (dispatch): Make this an inline function.
* simops.c (syscall): Use callback->write regardless of
what file descriptor we're writing too.
Sun May 18 16:46:31 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (load_mem_big): Remove function. It's now a macro
defined elsewhere.
(compare_simops): New function.
(sim_open): Sort the Simops table before inserting entries
into the hash table.
* mn10300_sim.h: Remove unused #defines.
(load_mem_big): Define.
Fri May 16 16:36:17 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (load_mem): If we get a load from an out of range
address, abort.
(store_mem): Likewise for stores.
(max_mem): New variable.
Tue May 6 13:24:36 1997 Jeffrey A Law (law@cygnus.com)
* mn10300_sim.h: Fix ordering of bits in the PSW.
* interp.c: Improve hashing routine to avoid long list
traversals for common instructions. Add HASH_STAT support.
Rewrite opcode dispatch code using a big switch instead of
cascaded if/else statements. Avoid useless calls to load_mem.
Mon May 5 18:07:48 1997 Jeffrey A Law (law@cygnus.com)
* mn10300_sim.h (struct _state): Add space for mdrq register.
(REG_MDRQ): Define.
* simops.c: Don't abort for trap. Add support for the extended
instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
and "bsch".
Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
Fri Apr 18 14:04:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
* interp.c (sim_stop): Add stub function.
Thu Apr 17 03:26:59 1997 Doug Evans <dje@canuck.cygnus.com>
* Makefile.in (SIM_OBJS): Add sim-load.o.
* interp.c (sim_kind, myname): New static locals.
(sim_open): Set sim_kind, myname. Ignore -E arg.
(sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
load file into simulator. Set start address from bfd.
(sim_create_inferior): Return SIM_RC. Delete arg start_address.
Wed Apr 16 19:30:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
* simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
only include if implemented by host.
(OP_F020): Typecast arg passed to time function;
Mon Apr 7 23:57:49 1997 Jeffrey A Law (law@cygnus.com)
* simops.c (syscall): Handle new mn10300 calling conventions.
Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
* config.in: Ditto.
Fri Apr 4 20:02:37 1997 Ian Lance Taylor <ian@cygnus.com>
* Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
corresponding change in opcodes directory.
Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
* interp.c (sim_open): New arg `kind'.
* configure: Regenerated to track ../common/aclocal.m4 changes.
Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
Thu Mar 20 11:58:02 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix register extraction for a two "movbu" variants.
Somewhat simplify "sub" instructions.
Correctly sign extend operands for "mul". Put the correct
half of the result in MDR for "mul" and "mulu".
Implement remaining instructions.
Tweak opcode for "syscall".
Tue Mar 18 14:21:21 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Do syscall emulation in "syscall" instruction. Add
dummy "trap" instruction.
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 12:54:45 1997 Doug Evans <dje@canuck.cygnus.com>
* interp.c (sim_open): New SIM_DESC result. Argument is now
in argv form.
(other sim_*): New SIM_DESC argument.
Wed Mar 12 15:04:00 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix carry bit computation for "add" instructions.
* simops.c: Fix typos in bset insns. Fix arguments to store_mem
for bset imm8,(d8,an) and bclr imm8,(d8,an).
Wed Mar 5 15:00:10 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix register references when computing Z and N bits
for lsr imm8,dn.
Tue Feb 4 13:33:30 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.
Fri Jan 24 10:47:25 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (init_system): Allocate 2^19 bytes of space for the
simulator.
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.
Tue Jan 21 15:03:04 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Undo last change to "rol" and "ror", original code
was correct!
Thu Jan 16 11:28:14 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix "rol" and "ror".
Wed Jan 15 06:45:58 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix typo in last change.
Mon Jan 13 13:22:35 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Use REG macros in few places not using them yet.
Mon Jan 6 16:21:19 1997 Jeffrey A Law (law@cygnus.com)
* mn10300_sim.h (struct _state): Fix number of registers!
Tue Dec 31 16:20:41 1996 Jeffrey A Law (law@cygnus.com)
* mn10300_sim.h (struct _state): Put all registers into a single
array to make gdb implementation easier.
(REG_*): Add definitions for all registers in the state array.
(SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
* simops.c: Related changes.
Wed Dec 18 10:10:45 1996 Jeffrey A Law (law@cygnus.com)
* interp.c (sim_resume): Handle 0xff as a single byte insn.
* simops.c: Fix overflow computation for "add" and "inc"
instructions.
Mon Dec 16 10:03:52 1996 Jeffrey A Law (law@cygnus.com)
* simops.c: Handle "break" instruction.
* simops.c: Fix restoring the PC for "ret" and "retf" instructions.
Wed Dec 11 09:53:10 1996 Jeffrey A Law (law@cygnus.com)
* gencode.c (write_opcodes): Also write out the format of the
opcode.
* mn10300_sim.h (simops): Add "format" field.
* interp.c (sim_resume): Deal with endianness issues here.
Tue Dec 10 15:05:37 1996 Jeffrey A Law (law@cygnus.com)
* simops.c (REG0_4): Define.
Use REG0_4 for indexed loads/stores.
Sat Dec 7 09:50:28 1996 Jeffrey A Law (law@cygnus.com)
* simops.c (REG0_16): Fix typo.
Fri Dec 6 14:13:34 1996 Jeffrey A Law (law@cygnus.com)
* simops.c: Call abort for any instruction that's not currently
simulated.
* simops.c: Define accessor macros to extract register
values from instructions. Use them consistently.
* interp.c: Delete unused global variable "OP".
(sim_resume): Remove unused variable "opcode".
* simops.c: Fix some uninitialized variable problems, add
parens to fix various -Wall warnings.
* gencode.c (write_header): Add "insn" and "extension" arguments
to the OP_* declarations.
(write_template): Similarly for function templates.
* interp.c (insn, extension): Remove global variables. Instead
pass them as arguments to the OP_* functions.
* mn10300_sim.h: Remove decls for "insn" and "extension".
* simops.c (OP_*): Accept "insn" and "extension" as arguments
instead of using globals.
Thu Dec 5 22:26:31 1996 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
* simops.c: Fix thinkos in last change to "inc dn".
Wed Dec 4 10:57:53 1996 Jeffrey A Law (law@cygnus.com)
* simops.c: "add imm,sp" does not effect the condition codes.
"inc dn" does effect the condition codes.
Tue Dec 3 17:37:45 1996 Jeffrey A Law (law@cygnus.com)
* simops.c: Treat both operands as signed values for
"div" instruction.
* simops.c: Fix simulation of division instructions.
Fix typos/thinkos in several "cmp" and "sub" instructions.
Mon Dec 2 12:31:40 1996 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix carry bit handling in "sub" and "cmp"
instructions.
* simops.c: Fix "mov imm8,an" and "mov imm16,dn".
Sun Dec 1 16:05:42 1996 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix overflow computation for many instructions.
* simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
* simops.c: Fix "mov am, dn".
* simops.c: Fix more bugs in "add imm,an" and
"add imm,dn".
Wed Nov 27 09:20:42 1996 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix bugs in "movm" and "add imm,an".
* simops.c: Don't lose the upper 24 bits of the return
pointer in "call" and "calls" instructions. Rough cut
at emulated system calls.
* simops.c: Implement the remaining 5, 6 and 7 byte instructions.
* simops.c: Implement remaining 4 byte instructions.
* simops.c: Implement remaining 3 byte instructions.
* simops.c: Implement remaining 2 byte instructions. Call
abort for instructions we're not implementing now.
Tue Nov 26 15:43:41 1996 Jeffrey A Law (law@cygnus.com)
* simops.c: Implement lots of random instructions.
* simops.c: Implement "movm" and "bCC" insns.
* mn10300_sim.h (_state): Add another register (MDR).
(REG_MDR): Define.
* simops.c: Implement "cmp", "calls", "rets", "jmp" and
a few additional random insns.
* mn10300_sim.h (PSW_*): Define for CC status tracking.
(REG_D0, REG_A0, REG_SP): Define.
* simops.c: Implement "add", "addc" and a few other random
instructions.
* gencode.c, interp.c: Snapshot current simulator code.
Mon Nov 25 12:46:38 1996 Jeffrey A Law (law@cygnus.com)
* Makefile.in, config.in, configure, configure.in: New files.
* gencode.c, interp.c, mn10300_sim.h, simops.c: New files.
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