Commit graph

288 commits

Author SHA1 Message Date
Nick Clifton
ceec355905 minor formatting tweaks to aid syncronisation 2000-05-29 19:05:41 +00:00
Andrew Cagney
eb2d80b469 Change profiling so that it is enabled by default. Re-generate everything. 2000-05-24 04:39:50 +00:00
Alexandre Oliva
e33c036475 * am33.igen: Fix leading comments of SP-relative offset insns that
referred to other registers.  Make their offsets unsigned.
2000-05-22 20:34:09 +00:00
Alexandre Oliva
24a39d88a2 * 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.
2000-05-18 22:56:28 +00:00
Alexandre Oliva
bfa8561f01 * am33.igen (inc4 Rn): Use genericAdd so as to modify flags. 2000-04-25 09:48:40 +00:00
Alexandre Oliva
d8e7020fd6 * am33.igen: Make SP-relative offsets unsigned. Add `*am33' for
some instructions that were missing it.
2000-04-09 09:04:54 +00:00
Frank Ch. Eigler
a9e3a73989 * build fix
2000-03-03  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* Makefile.in (IGEN_INSN): Added am33.igen.
2000-03-03 23:25:10 +00:00
Jason Molenda
c2d11a7da0 import gdb-1999-12-06 snapshot 1999-12-07 03:56:43 +00:00
Stan Shebs
d4f3574e77 import gdb-1999-09-08 snapshot 1999-09-09 00:02:17 +00:00
Jason Molenda
adf40b2e16 import gdb-1999-07-19 snapshot 1999-07-19 23:30:11 +00:00
Stan Shebs
cd0fc7c3eb import gdb-1999-05-10 1999-05-11 13:35:55 +00:00
Stan Shebs
7a292a7adf import gdb-19990422 snapshot 1999-04-26 18:34:20 +00:00
Stan Shebs
c906108c21 Initial creation of sourceware repository 1999-04-16 01:35:26 +00:00
Stan Shebs
071ea11e85 Initial creation of sourceware repository 1999-04-16 01:34:07 +00:00
Jeff Law
1ec21625d0 am33 is now kept with --keep-cygnus. 1999-01-26 14:02:27 +00:00
Frank Ch. Eigler
0e854a2019 * Removing last known memories of tx3904 and am30 sanitization. 1999-01-07 13:06:14 +00:00
Frank Ch. Eigler
9b27cf7bbb * eCos->devo merge; am30 sanitization tags removed
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.
1998-12-30 12:17:10 +00:00
Joyce Janczyn
cf83964e6f Regress yesterday's change to jmp instn implementation in mn10300.igen. 1998-08-26 13:37:56 +00:00
Joyce Janczyn
ef4d20e915 Regress yesterday's change to jmp instruction -- it has deceiving syntax.
Also tidy up some code to match documentation and fix div, divu by 0.
1998-08-26 13:31:38 +00:00
Joyce Janczyn
59587664ab * mn10300.igen (OP_F0F4): Need to load contents of register AN0
for jmp.
1998-08-25 20:49:35 +00:00
Joyce Janczyn
c1802bfd60 * sim-main.h (SIM_HANDLES_LMA): Define SIM_HANDLES_LMA. 1998-08-24 15:52:43 +00:00
Jeff Law
3e20223154 * am33.igen: Detect cases where two operands must not match in
non-DSP instructions.
1998-07-27 18:05:43 +00:00
Joyce Janczyn
a2f93b6758 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.
1998-07-24 22:22:35 +00:00
Jeff Law
6d254a2d5f * am33.igen (translate_xreg): New function. Use it as needed. 1998-07-24 18:50:12 +00:00
Jeff Law
4b6651c925 * am33.igen: Add some missing instructions.
Missed a few last week... Grrr.
1998-07-23 16:31:41 +00:00
Jeff Law
6ae1456eb5 * am33.igen: Autoincrement loads/store fixes. 1998-07-23 16:06:50 +00:00
Jeff Law
0a78550778 * am33.igen: Add most am33 DSP instructions. 1998-07-21 15:50:14 +00:00
Jeff Law
4b987239ea Fix goof. 1998-07-14 03:59:11 +00:00
Jeff Law
080ee2ba75 * 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.
Whee, more fixes.
1998-07-09 19:41:47 +00:00
Jeff Law
4e86afb85f * mn10300.igen: Fix Z bit for addc and subc instructions.
Minor fixes in multiply/divide patterns.

start-sanitize-am33
        * 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.
end-sanitize-am33
1998-07-09 19:04:22 +00:00
Jeff Law
1f0ba346eb * am33.igen: Add remaining non-DSP instructions.
Lots of work still remains.  PSW handing is probably broken badly and the
mul/mac classes of instructions are probably not handled correctly.
1998-07-09 16:09:24 +00:00
Jeff Law
9c55817e66 * am33.igen (translate_rreg): New function. Use it as appropriate. 1998-07-09 00:24:57 +00:00
Jeff Law
377e53bb6b * am33.igen: More am33 instructions. Fix "div". 1998-07-08 22:33:35 +00:00
Jeff Law
d2b02ab22d * mn10300.igen: Add am33 support. 1998-07-06 22:02:02 +00:00
Jeff Law
135431cd7e * Makefile.in: Use multi-sim to support both a mn10300 and am33
simulator.
1998-07-06 21:57:22 +00:00
Jeff Law
3e75ff7efd * am33.igen: Add many more am33 instructions. 1998-07-06 21:41:06 +00:00
Jeff Law
ee61616c43 Tweak. 1998-07-01 23:15:55 +00:00
Jeff Law
0f7d73858c * am33.igen: New file with some am33 support.
Checking in work-to-date.
1998-07-01 23:13:14 +00:00
Jeff Law
de2adf7070 * mn10300_sim.h (FETCH24): Define.
* mn10300_sim.h: Add defines for some registers found on the AM33.
1998-07-01 23:11:59 +00:00
Jeff Law
a6cbaa652a * mn10300_sim.h: Include bfd.h
(struct state): Add more room for processor specific registers.
start-sanitize-am33
        (REG_E0): Define.
end-sanitize-am33
1998-06-30 17:28:54 +00:00
Joyce Janczyn
5eb78d70cc 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.
1998-06-25 14:17:47 +00:00
Joyce Janczyn
0df90cd8e4 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.
1998-06-19 16:02:51 +00:00
Joyce Janczyn
f0ce242fcd 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).
1998-06-18 18:43:11 +00:00
Jeff Law
7c8a2969e6 * simops.c (syscall): Handle change in opcode # for syscall.
* mn10300.igen (syscall): Likewise.
1998-06-18 00:03:00 +00:00
Joyce Janczyn
f14defcc75 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.
1998-06-16 13:43:34 +00:00
Joyce Janczyn
2a62f119fa Updates to dv-mn103iop.c, dv-mn103ser.c and inter.c 1998-06-14 21:19:53 +00:00
Joyce Janczyn
55a7ce4ea8 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.
1998-06-12 20:46:23 +00:00
Joyce Janczyn
199cb74149 Add dv-mn103iop. 1998-06-12 20:15:43 +00:00
Joyce Janczyn
64d4b21972 New file for handling mn1030002 io ports. 1998-06-12 20:07:33 +00:00
Joyce Janczyn
c7dd0ea6bc Add dv-mn103iop.c to list of files to sanitize out. 1998-06-12 20:05:08 +00:00
Joyce Janczyn
8c2de2aa33 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.
1998-06-10 18:47:09 +00:00
Joyce Janczyn
3d64946ded Support for timers for mn103002. Still needs more testing/debugging. 1998-06-08 21:57:42 +00:00
Joyce Janczyn
d38f2372a0 Add dv-mn103tim.c and dv-mn103ser.c 1998-06-08 18:09:40 +00:00
Joyce Janczyn
d3f76d42ac Add timer and serial devices (mn103tim and mn103ser), support
--board=am32 for runtime control of device simulation, and adjust
interrupt settings to support am32 instead of am30.
1998-06-08 17:46:25 +00:00
Joyce Janczyn
7cb5d42660 Skeleton file for mn1030002 serial device implementation. 1998-06-08 17:34:04 +00:00
Joyce Janczyn
5f69de151a Fix typo. 1998-06-08 17:28:08 +00:00
Joyce Janczyn
7146013910 Fix interrupt settings for mn103002, not mn10300 implementation. 1998-06-08 17:27:10 +00:00
Joyce Janczyn
6adf5185c1 * interp.c: (mn10300_option_handler): New function parses arguments
using sim-options.
start-sanitize-am30
	* (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.
end-sanitize-am30
1998-06-08 17:23:11 +00:00
Joyce Janczyn
7f1e9a13b2 Add new devices: mn103tim and mn103ser. 1998-06-08 17:18:02 +00:00
Andrew Cagney
39e953a722 Split out hw-event code. Clean up interface. Update all users. 1998-05-25 07:37:30 +00:00
Andrew Cagney
f872d0d643 Only enable H/W on some mips targets.
Move common hw-obj to Make-common
Pacify GCC
1998-05-22 05:23:04 +00:00
Andrew Cagney
56833aba59 Back out of hw-main _callback -> _descriptor changes 1998-05-22 01:12:06 +00:00
Andrew Cagney
26feb3a83d Fix sign extension on 32 bit add/sub instructions. 1998-05-21 09:32:07 +00:00
Geoffrey Noer
9d45df1b8c Tue Apr 28 18:28:58 1998 Geoffrey Noer <noer@cygnus.com>
* common/aclocal.m4: call AM_EXEEXT in SIM_AC_COMMON, define
        AM_CYGWIN32 and AM_EXEEXT.
        * common/Make-common.in: set EXEEXT, add missing EXEEXTs
        to run and install-common rules.
        * common/configure: regenerate

And update all subdirectory ChangeLogs and configure files.
1998-04-29 01:44:23 +00:00
Tom Tromey
5da9ce07eb * configure: Regenerated to track ../common/aclocal.m4 changes.
* config.in: Ditto.
	* acconfig.h: New file.
	* configure.in: Reverted change of Apr 24; use sinclude again.
1998-04-26 22:03:55 +00:00
Tom Tromey
b1df34b9ed * configure: Regenerated to track ../common/aclocal.m4 changes.
* config.in: Ditto.
	* configure.in: Don't call sinclude.
1998-04-24 20:39:48 +00:00
Jason Molenda
5569ab1b26 Add sim-main.c to things to keep. 1998-04-21 17:45:28 +00:00
Andrew Cagney
aba672aac5 * 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.
1998-04-14 04:26:04 +00:00
Andrew Cagney
1e23866b9b o Use new !<field>' and =<field>' operators in spec of
MOV and CMP instructions.
o	Enable basic inlining.  Diable use of SIM_MAIN_INLINE.
1998-04-14 00:59:30 +00:00
Andrew Cagney
278bda4050 Cleanup INLINE support for simulators using common framework.
Make IGEN responsible for co-ordinating inlining of generated files.
By default, aclocal.m4 disabled all inlining.
1998-04-04 12:33:11 +00:00
Andrew Cagney
6d133cc9df Add sanitize-am30 markers. Keep details of AM30 implementation of
mn10300 out of the public eye.
Do something with top-level cgen directory.
1998-03-27 03:10:53 +00:00
Andrew Cagney
1b756ba6d5 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of succeeding
interrupts, clear pending_handler when the handler isn't re-scheduled.
1998-03-26 14:00:18 +00:00
Stu Grossman
abf6ba256a * 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.
1998-03-26 10:18:35 +00:00
Andrew Cagney
51ccd82f7f * 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.
1998-03-26 01:13:38 +00:00
Joyce Janczyn
d1607ed316 * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value. 1998-03-25 22:43:19 +00:00
Joyce Janczyn
52ef605e6d * simops.c (OP_F0FD): Initialise variable 'sp' for rti instruction. 1998-03-25 17:10:01 +00:00
Andrew Cagney
c357e16ac8 * 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.
1998-03-25 14:52:44 +00:00
Andrew Cagney
8077fed51e * 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.
1998-03-25 05:37:42 +00:00
Andrew Cagney
6100784a60 * 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.
1998-03-25 04:15:38 +00:00
Andrew Cagney
8388c9a564 * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM): Define.
(SP): Define.
1998-03-25 04:07:31 +00:00
Andrew Cagney
d89fa2d80a Re-do --enable-sim-hardware so that each simulator can specify the devices
it wants built.
Generate hw-config.h.
1998-03-25 01:41:33 +00:00
Andrew Cagney
e855e57637 Pacify GCC. 1998-03-25 00:08:52 +00:00
Joyce Janczyn
8dcf23d28b Add new files: mn10300.igen, mn10300.dc, sim-main.h, op_utils.c 1998-03-24 21:23:29 +00:00
Joyce Janczyn
55045e7b32 Port mn10300 simulator to build with the common simulator framework
under the configure option --enable-sim-common.
1998-03-24 20:30:03 +00:00
Joyce Janczyn
6274d39b87 Add code to support building mn10300 simulator with the common simulator
framework.
1998-03-24 20:26:06 +00:00
Joyce Janczyn
5abdc30591 Add support for building simulator based on common simulator framework.
Separate out files which get compiled depending on --enable-sim-common
configuration.
1998-03-24 20:19:55 +00:00
Joyce Janczyn
4f262a370d Add ability to configure mn10300 built with common simulator code base.
Use --enable-sim-common to build this way; default configure has not
changed.
1998-03-24 20:16:25 +00:00
Joyce Janczyn
13e0e254dc New {load/store}_{byte/half/word} macros for simulator built with
common framework.
1998-03-24 20:11:44 +00:00
Joyce Janczyn
0543ebbb26 Header file required by igen generated files. 1998-03-24 20:08:00 +00:00
Joyce Janczyn
7986ea1323 IGEN input files for mn10300 simulator. 1998-03-24 20:07:22 +00:00
Jeff Law
3406569f7f * simops.c (inc): Fix typo. 1998-02-28 01:41:28 +00:00
Jeff Law
097e6924c2 * simops.c (signed multiply instructions): Cast input operands to
signed32 before casting them to signed64 so that the sign bit
        is propagated properly.
1998-02-25 08:58:23 +00:00
Mark Alexander
a9faef120e * 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.
1998-02-24 05:07:11 +00:00
Mark Alexander
e04b0d76da * Makefile.in: Get header files from libgloss/mn10300/sys. 1998-02-23 17:51:23 +00:00
Jeff Law
7eab31b76f * simops.c: Include sim-types.h. 1998-02-22 22:59:43 +00:00
Jeff Law
0983e650e5 * simops.c (multiply instructions): Cast input operands to a
signed64/unsigned64 type as appropriate.
1998-02-18 20:05:53 +00:00
Andrew Cagney
fbb8b6b9ab For sim_fetch_register / sim_store_register: Add LENGTH parameter,
return actual size of register, 0 if not applicable, -1 of legacy
implementation.
1998-02-17 04:06:38 +00:00
Andrew Cagney
412c4e940e Add config support for the size of the target address and OF cell. 1998-01-31 14:07:23 +00:00
Doug Evans
462cfbc4eb * aclocal.m4: Recognize --enable-maintainer-mode.
*/configure: Regenerated.
1998-01-20 06:37:00 +00:00
Jeff Law
fc615b0b1e * simops.c (call:16 call:32): Stack adjustment is determined solely
by the imm8 field.
1997-11-11 17:37:04 +00:00
Andrew Cagney
b5da31ac7c Correct name of file given in ChangeLog for change: Pass lma_p and
sim_write args to sim_load_file.
1997-10-25 05:04:25 +00:00
Andrew Cagney
9e03a68f13 Add LMA_P and DO_WRITE arguments to sim/common/sim-load.c:sim_load_file().
Update all simulators.
Clarify behavour of sim_load in remote-sim.h
1997-10-22 05:26:27 +00:00
Jeff Law
f4ab2b2fdc * simops.c: Correctly handle register restores for "ret" and "retf"
instructions.
pr13306 related stuff.
1997-10-21 16:07:53 +00:00
Andrew Cagney
92f91d1ff0 Remove need to update <targ>/Makefile.in when adding optional options
to <targ>/configure.in.
Simplify logic used to select target [default] endianness.
1997-09-23 01:25:26 +00:00
Andrew Cagney
794e9ac96a Simplify logic behind the generic configuration option --enable-sim-alignment. 1997-09-22 02:49:57 +00:00
Andrew Cagney
b45caf050c Add support for --enable-sim-alignment to simulator common aclocal.m4
Add support for --alignment={strict,nonstrict,forced} to simulator common
run-time options.
For v850 use, make the default NONSTRICT_ALIGNMENT.
1997-09-22 00:24:46 +00:00
David Edelsohn
6fea47635b * configure: Regenerated to track ../common/aclocal.m4 changes. 1997-09-05 00:42:05 +00:00
Andrew Cagney
8811705410 Fix doco on enable-sim-inline. 1997-08-27 22:43:18 +00:00
Andrew Cagney
fafce69ab1 Add ABFD argument to sim_create_inferior. Document.
Add file sim-hload.c - generic load for hardware only simulators.
Review each simulators sim_open, sim_load, sim_create_inferior so that
they more closely match required behavour.
1997-08-27 04:44:41 +00:00
Andrew Cagney
7230ff0faa Flush defunct sim_kill. 1997-08-26 02:05:18 +00:00
Andrew Cagney
247fccdeb5 Add ABFD argument to sim_open call. Pass through to sim_config so
that image properties such as endianness can be checked.

More strongly document the expected behavour of each of the sim_*
interfaces.

Add default endian argument to simulator config macro
SIM_AC_OPTION_ENDIAN.  Use in sim_config.
1997-08-25 23:14:25 +00:00
Jeff Law
d05b86b7fb * 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.

Fixes problem found bin Felix.
1997-06-24 19:45:17 +00:00
Jeff Law
c370b3cd95 * simops.c: Fix thinko in last change. 1997-06-12 04:14:42 +00:00
Jeff Law
dbdb5bd881 * simops.c: "call" stores the callee saved registers into the
stack!  Update the stack pointer properly when done with
        register saves.
1997-06-10 22:59:13 +00:00
Jeff Law
0a8fa63cb8 * simops.c: Fix return address computation for "call" instructions. 1997-06-10 18:32:40 +00:00
Jeff Law
09e142d5a2 * interp.c (sim_resume): Add missing case in big switch
statement (for extb instruction).
1997-05-22 05:28:34 +00:00
Jeff Law
003c91bec4 * 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.
1997-05-20 23:53:47 +00:00
Jeff Law
4df7aeb3c5 * interp.c (dispatch): Make this an inline function.
* simops.c (syscall): Use callback->write regardless of
        what file descriptor we're writing too.
1997-05-19 19:55:31 +00:00
Jeff Law
b07a1e78c5 * 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.
Another 20% so performance improvement for the mn10300 simulator.
1997-05-18 22:57:49 +00:00
Jeff Law
234a9a49cf * 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.
1997-05-16 22:37:02 +00:00
Jeff Law
8def922034 * mn10300_sim.h: Fix ordering of bits in the PSW. 1997-05-06 19:42:17 +00:00
Jeff Law
baa83bcc80 * 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.
1997-05-06 19:27:22 +00:00
Jeff Law
26e9f63c11 * 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".
1997-05-06 00:35:42 +00:00
Andrew Cagney
8517f62b16 Ref gdb/11763 - can't stop a running simulator:
o	Provide poll_quit callback to simulators
		so that they can poll for SIGINT on
		clueless OS's.

	o	Add sim_stop to simulators so that clients
		can request a halt (eg gdbtk's STOP button)
		Works for PPC!

	o	Re-arange remote-sim.c so that the
		hard work is moved from gdbsim_resume()
		to gdbsim_wait() (where it should be).
1997-04-18 12:24:52 +00:00
David Edelsohn
6cc6987e1e * 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.
1997-04-17 10:27:47 +00:00
Andrew Cagney
87e43259f1 Cleanups to compile under FreeBSD 1997-04-17 06:05:19 +00:00
Jeff Law
81f13ed1f3 * simops.c (syscall): Handle new mn10300 calling conventions.
Forgot to check this in last week.
1997-04-08 06:01:20 +00:00
Andrew Cagney
08db4a658e Get configure to define RETSIGTYPE 1997-04-07 05:58:59 +00:00
Ian Lance Taylor
ea553f5643 * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
corresponding change in opcodes directory.
1997-04-05 01:03:01 +00:00
David Edelsohn
8a7c3105b5 * interp.c (sim_open): New arg `kind'. 1997-04-02 23:39:50 +00:00
David Edelsohn
fbda74b1c1 * aclocal.m4: Check for stdlib.h, string.h, strings.h, unistd.h.
(sim-debug): Allow arguments.  Define WITH_DEBUG in addition to
	-DDEBUG.
	* configure: Regenerated to track ../common/aclocal.m4 changes.
1997-04-02 23:17:50 +00:00
Andrew Cagney
a35e91c3c7 New file common/sim-config.c sets/checks simulator configuration options.
Update common/aclocal.m4 to better work with sim-config.[hc].
1997-04-02 05:04:25 +00:00
Jeff Law
65b784d8a5 * 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".
1997-03-20 19:02:44 +00:00
Jeff Law
0915c8433b * simops.c: Do syscall emulation in "syscall" instruction. Add
dummy "trap" instruction.
Cleanups for the beta release.
1997-03-18 21:24:38 +00:00
Andrew Cagney
c695046ac9 Move SIM_AC_OPTION_ macros out of SIM_AC_COMMON macro - was trashing
optional arguments.
* Regenerate all configure scripts.
1997-03-18 14:28:34 +00:00
Andrew Cagney
a77aa7ec4b * configure: Re-generate.
* Make-common.in (CSEARCH): Do not include the gdb directory in
        the search path.
        * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
        SIM_WARNING): Drop, requiring the simulator specific Makefile.in
        to explicitly incorporate these.

        * aclocal.m4 (--enable-sim-alignment); New option. Strongly
        specify the alignment restrictions of the target architecture -
        without this option all alignment restrictions are accomodated.
        (--enable-sim-assert): New option.  Conditionally compile in
        assertion statements.
        (--enable-sim-float): New option. Strongly specify the target's
        floating point support.
        (--enable-sim-hardware): New option.  Specify the hardware devices
        included in the simulation.
        (--enable-sim-packages): New option.  Specify the hardware
        packages included in the simulation.
        (--enable-sim-regparm): New option.  Specify that parameters be
        passed in registers instead of on the stack.
        (--enable-sim-reserved-bits): New option. Specify that reserved
        bits within an instruction are are correctly set.
        (--enable-sim-smp): New option. Specify the level of SMP support
        to be included in the simulator.
        (--enable-sim-stdcall): New option.  Specify an alternative
        function call convention.
        (--enable-sim-xor-endian): New option.  Configure xor-endian
        support used by some targets to implement bi-endian support.
1997-03-17 15:29:29 +00:00
Michael Meissner
601fb8aea6 Regenerate simulator configure scripts; Remove d10v traps 1-3, Make 15 the system call trap, keeping 0 temporarily 1997-03-14 16:21:57 +00:00
David Edelsohn
53b9417eb3 * interp.c (sim_open): New SIM_DESC result. Argument is now
in argv form.
	(other sim_*): New SIM_DESC argument.
1997-03-13 20:55:26 +00:00
Jeff Law
0ade484f98 * simops.c: Fix carry bit computation for "add" instructions.
More bugs exposed by new mn10300 compiler optimizations.
1997-03-12 22:20:13 +00:00
Jeff Law
09eef8af93 * simops.c: Fix typos in bset insns. Fix arguments to store_mem
for bset imm8,(d8,an) and bclr imm8,(d8,an).
Bugs exposed by new compiler optimizations.
1997-03-12 22:05:49 +00:00
Jeff Law
43eb4bed50 * simops.c: Fix register references when computing Z and N bits
for lsr imm8,dn.
Bug exposed by c-torture testing of the mn10300.
1997-03-05 22:04:31 +00:00
David Edelsohn
19c5af72af * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
COMMON_{PRE,POST}_CONFIG_FRAG instead.
	* configure.in: sinclude ../common/aclocal.m4.
	* configure: Regenerated.
1997-02-04 21:42:27 +00:00
Stu Grossman
ae0d7848d8 * ../common/aclocal.m4 (COMMON_MAKEFILE_FRAG): Quote a couple of $'s in
comments and single quotes.  Fixes a problem found on hpux.
1997-01-24 18:44:29 +00:00
Jeff Law
018f9eb41f * interp.c (init_system): Allocate 2^19 bytes of space for the
simulator.
To match the linker.
1997-01-24 17:48:35 +00:00
Stu Grossman
a695143eae * configure: Remove targ-vals.def when doing distclean. (Change
is actually in ../common/aclocal.m4.)
1997-01-24 00:44:03 +00:00
Stu Grossman
2757866e9e * configure: Remove Make-common.in from dependencies. (Actually in
../common/aclocal.m4).
1997-01-24 00:04:57 +00:00
Stu Grossman
295dbbe44c * 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.
1997-01-23 22:09:52 +00:00
Jeff Law
f95251f068 * simops.c: Undo last change to "rol" and "ror", original code
was correct!
1997-01-21 22:03:39 +00:00
Jeff Law
b4b290a020 * simops.c: Fix "rol" and "ror".
Something I noticed while working on the mn10200.
1997-01-16 18:28:46 +00:00
Jeff Law
898c77b856 * simops.c: Fix typo in last change. 1997-01-15 13:46:18 +00:00