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binutils-gdb/sim/mn10200/ChangeLog

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Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
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>
* interp.c (sim_stop): Set the sim's exception
to SIGINT.
1999-04-02 Keith Seitz <keiths@cygnus.com>
* interp.c (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the
frequency at which ui_loop_hook is called.
(ui_loop_hook_counter): New global defined when NEED_UI_LOOP_HOOK
is defined.
(sim_resume): Call ui_loop_hook (if defined) when the interval
passes.
* Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
Wed Jun 17 11:37:59 1998 Mark Alexander <marka@cygnus.com>
* Makefile.in: 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.
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 15:19:58 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 11:19:13 1998 Tom Tromey <tromey@cygnus.com>
* configure.in: Don't call sinclude.
Thu Apr 23 09:48:14 1998 Tom Tromey <tromey@creche>
* configure: Regenerated to track ../common/aclocal.m4 changes.
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 Feb 17 12:46:22 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.
Tue Jan 13 00:01:40 1998 Jeffrey A Law (law@cygnus.com)
* simops.c: Stores to abs16 memory addresses zero extend the
abs16 address.
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.
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.
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.
Tue Sep 2 18:41:23 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: PC relative instructions are relative to the next
instruction, not the current instruction.
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 10:40:45 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 13:44:08 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.
* mn10200_sim.h (struct _state): Add exited field.
* simops.c (syscall): Set State.exited for SYS_exit.
Tue May 20 17:45:47 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.
* mn10200_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 10:21:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
* interp.c (sim_open): Add callback argument.
(sim_set_callbacks): Delete SIM_DESC argument.
Sun May 18 16:59:09 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (compare_simops): New function.
(sim_open): Sort the Simops table before inserting entries
into the hash table.
Fri May 16 16:29:18 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (load_mem): Fix formatting/indention problems with
last change. If we get a load from an out of range address,
abort instead of returning zero.
(store_mem): Abort if we try to store to an out of range address.
Wed May 14 21:21:30 1997 Bob Manson <manson@charmed.cygnus.com>
* simops.c (OP_F010): Fix some arguments to correspond
with reality (types of arguments passed to lseek, read,
write, open).
* interp.c (max_mem): New variable.
(load_mem): Check memory address against max_mem to
avoid some self-destructive behaviors.
Tue May 13 21:45:24 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix typo in cc0 setting for lsr.
Tue May 6 13:22:12 1997 Jeffrey A Law (law@cygnus.com)
* interp.c: Random typo/thinko cleanups.
Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
* configure: Regenerated to track ../common/aclocal.m4 changes.
Mon Apr 21 10:29:30 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix typo in "open" syscall emulation.
Fri Apr 18 14:04:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
* interp.c (sim_stop): Add stub function.
Thu Apr 17 03:23:58 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 18:06:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
* simops.c (OP_F010): SYS_execv, SYS_time, SYS_times, SYS_utime
only include if implemented by host.
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 20:01:56 1997 Ian Lance Taylor <ian@cygnus.com>
* Makefile.in: Change mn10200-opc.o to m10200-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 20:28:14 1997 Jeffrey A Law (law@cygnus.com)
* mn10200_sim.h: Protect uses of "signed" to cater to broken
non-ansi compilers (HPs). Don't use #error for the same reason.
Tue Mar 18 12:23:31 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Don't sign-extend immediate for "mov imm16,an".
Simplify "sub" handling. Fix "mul" to properly sign extend
operands. Set CF appropriately for btst imm16,dn. Implement "rti".
* gencode.c: Delete unused "Opcodes" and "curop" variables.
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 12:53:14 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 15:02:35 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix typo for "bclr".
Wed Feb 26 16:46:13 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Handle new calling convention in emulated syscall
code.
Mon Feb 24 14:25:11 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (load_mem_big): Add some missing parens.
Wed Feb 19 23:19:08 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Don't use "long long" data types for intermediate
values in "divu", "mul" and "mulu" instructions.
Fri Feb 14 02:46:46 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (hash): Rework to be more efficient.
(dispatch): Renamed from lookup_hash. Dispatch to the target
function and update the PC here.
(load_mem_big): Now a macro.
(sim_resume): Restructure code to read an insn, determine its
length, call dispatch routines, etc to be much more efficient.
Fri Feb 7 12:59:36 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (MAX_HASH): Redefine to 127.
(struct hash_entry): Add "count" field when HASH_STAT is defined.
(hash): Improve hashing for many heavily used opcodes.
(lookup_hash): Bump counters if HASH_STAT is defined.
(sim_open): Don't put the same opcode in the hash table more
than once. Clear counters if HASH_STAT is defined.
(sim_resume): After program exits, dump hash table stats if
HASH_STAT is defined.
Wed Feb 5 10:28:37 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix register extraction for "ext dn".
Tue Feb 4 17:27:41 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix register extractions for "movbu (an), dm".
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 31 01:19:02 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Get carry-in bit right for rol. Just clear the
NF flag for btst imm8,dn.
Wed Jan 29 15:47:42 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Properly compute ZF flag for many insns.
Sat Jan 25 17:06:55 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Properly truncate divisor and dividend before
performing "divu" operation.
Fri Jan 24 10:47:48 1997 Jeffrey A Law (law@cygnus.com)
* simops.c (init_system): Allocate 2^19 bytes of space for
the simulator.
Thu Jan 23 21:17:33 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Rework code to extract arguments for emulated
syscalls to handle 24bit pointers.
Thu Jan 23 14:06:04 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.
Thu Jan 23 12:04:38 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix destination register for "mov (abs24),an".
Tue Jan 21 15:59:21 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: "rts" adds 4 to the stack pointer.
* simops.c: Fix CF and CX computation for add instructions.
* simops.c: Leave the upper 8 bits alone for logical ops.
Mask off high 8 bits before doing any shifts/rotates.
Fix carry bit handling in rotates again.
Mon Jan 20 10:45:08 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Don't lose the sign bit for "asr".
Fri Jan 17 01:45:14 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix overflow computation for "cmp" and "sub"
instructions.
* simops.c: Use the right register for "jmp (an)" and "jsr (an)".
* interp.c (hash): Improve hashing for 3 byte instructions.
* simops.c: Fix extraction of 16/24bit immediates for some
instructions. "cmp" instructions only modify the PSW.
Fix various thinkos when extracting register operands too.
Thu Jan 16 07:47:56 1997 Jeffrey A Law (law@cygnus.com)
* simops.c: Fix "rol" and "ror".
* simops.c: Truncate PC to 24bits after modifying it.
Closer stab at emulated system calls.
Tue Jan 14 12:33:12 1997 Jeffrey A Law (law@cygnus.com)
* interp.c (hash): Improve hashing of two byte insns.
(store_mem): Handle storing 3 byte quantities.
* simops.c: Fix various typos/thinkos.
* interp.c (load_mem_big, load_mem, store_mem): Fix thinko in
code to handle 24bit addresses.
* simops.c (REG0_8, REG0_16): Fix typo.
Mon Jan 6 16:17:09 1997 Jeffrey A Law (law@cygnus.com)
* mn10200_sim.h: Various fixes for mixed 16/24bit architecture.
* interp.c: Similarly.
* simops.c: Similarly.
* Makefile.in, config.in, configure, configure.in: New files.
* gencode.c, interp.c, mn10200_sim.h, simops.c: New files.
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