+1999-01-22 Jim Lemke <jlemke@cygnus.com>
+
+ * igen.c(gen_semantics_[ch]): setup/use of new option (-o mpc860c0[=n]).
+ interrupts.[ch](mpc860c0_instruction_program_interrupt): added.
+ ppc-instructions(the four branch insn groups): detect problematic br's.
+ psim.c(is_num - added, psim_options): Parse and init new option.
+ These changes are currently under #ifdef WITH_OPTION_MPC860C0.
+
+1998-12-01 Ken Raeburn <raeburn@cygnus.com>
+
+ * hw_nvram.c (hw_nvram_bcd): Force value to fit in 0..99.
+
+Fri Nov 20 12:17:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * main.c (sim_io_poll_quit): Stub function.
+
+ * events.c (SIM_EVENTS_POLL_RATE): Define.
+ (sim_events_poll): Copy function from common/sim-events.c.
+ (event_queue_init): Copy scheduling of sim_events_poll from same.
+
+ * sim_callbacks.h, sim_calls.c (sim_io_poll_quit): New function,
+ poll the external environment.
+
+1998-11-19 Michael Meissner <meissner@cygnus.com>
+
+ * ppc-instructions (is_{NaN,inf}): Use unsigned64 to get the
+ fractional type, so that quiet NaN's aren't treated like
+ Infinities.
+
+Mon Sep 28 09:42:45 1998 Drew Moseley <dmoseley@cygnus.com>
+
+ * table.c (table_open): For cygwin hosts, we need to use the
+ return value from the read routine as the number of bytes to
+ process. This apparently is due to text-mode vs binary-mode. If
+ the mounts are done text-mode, then the size returnedby fstat()
+ may be different than the number of bytes "read" in text mode.
+
+Sun Oct 4 00:50:47 1998 Felix Lee <flee@cygnus.com>
+
+ * emul_netbsd.c (do_open): fix order-of-evaluation problem.
+ (do_close): ditto.
+ (do_fstat): ditto.
+ (do_lstat): ditto.
+
+1998-09-03 Michael Meissner <meissner@cygnus.com>
+
+ * emul_{netbsd,unix}.c: Update copyright year.
+
+Mon Jun 29 10:57:36 1998 Michael Snyder <msnyder@cleaver.cygnus.com>
+
+ * sim_calls.c (sim_fetch_register, sim_store_register):
+ return zero when nothing to do.
+
+1998-06-26 Michael Meissner <meissner@cygnus.com>
+
+ * configure.in (AC_CHECK_HEADERS): Don't check for sys/mount.h.
+ * configure: Regenerate.
+ * emul_{netbsd,unix}.c (toplevel): No longer try to include
+ sys/mount.h. It conflicts on Linux when gnu libc2 is used.
+
+Tue May 12 12:10:33 PDT 1998 James Ingham <jingham@leda.cygnus.com>
+
+ * Makefile.in: The run target depended on a target psim$(EXEEXT),
+ but there was no such target, only plain psim. So I changed the
+ run target to depend on psim.
+
+Sat May 2 01:10:12 1998 Stu Grossman <grossman@babylon-5.cygnus.com>
+
+ * aclocal.m4: Remove defs of AM_EXEEXT and AM_CYGWIN32. These are
+ now defined in ../common/aclocal.m4, and the double definition causes
+ problems with AC_SUBST of EXEEXT.
+ * configure: Regenerate.
+
+Wed Apr 29 15:44:52 1998 Geoffrey Noer <noer@cygnus.com>
+
+ * aclocal.m4: new file for AM_EXEEXT macro
+ * configure.in: call AM_EXEEXT
+ * configure: regenerate with autoconf 2.12.1.
+ * Makefile.in: add EXEEXT support
+
+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 15:19:51 1998 Tom Tromey <tromey@cygnus.com>
+
+ * acconfig.h: New file.
+ * configure.in: Reverted change of Apr 24; use sinclude again.
+ Don't call AC_C_CROSS.
+
+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 11:18:46 1998 Tom Tromey <tromey@cygnus.com>
+
+ * Makefile.in (top_builddir): New macro.
+ (INTLLIBS): New macro.
+ (INTLDEPS): Likewise.
+ (psim): Depend on INTLDEPS; link against INTLLIBS.
+ * configure.in: Call CY_GNU_GETTEXT.
+
+Wed Apr 22 14:28:48 1998 Michael Meissner <meissner@cygnus.com>
+
+ * configure: Regenerate with autoconf 2.12.1.
+
+Fri Mar 13 09:25:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * psim.c (psim_read_register, psim_write_register): Handle updates
+ for FPSCR.
+
+ * registers.c (register_description): Reconize "FPSCR".
+
+ * emul_netbsd.c (emul_netbsd_create): When FP available, enable
+ MSR FP exception mode. Do not enable FPSCR bits.
+ * emul_unix.c (emul_unix_create): Ditto.
+
+Tue Feb 17 12:48:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * sim_calls.c (sim_store_register, sim_fetch_register): Pass in
+ length parameter. Return -1.
+
+Mon Feb 9 14:13:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * ppc-instructions (fdiv, fdivs): Check for divide by zero.
+ (is_invalid_zero_divide, invalid_zero_divide_operation): New
+ functions.
+
+Wed Dec 10 17:38:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * sim_calls.c (sim_load): Do not parse PROG using buildargv, use
+ raw value instead.
+
+1997-11-05 Felix Lee <flee@cygnus.com>
+
+ * emul_chirp.c: #ifdef HAVE_UNISTD_H
+
+Wed Oct 15 08:50:54 1997 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * corefile.c (core_attach): Pad out allocated memory regions so
+ that they are always correctly aligned.
+ (struct _core_mapping, core_map_attach, core_init,
+ new_core_mapping): Change free_buffer to type void*.
+
+Mon Oct 6 18:09:26 1997 Michael Meissner <meissner@cygnus.com>
+
+ * sim_calls.c (zfree): Call free correctly.
+
+Mon Sep 29 10:05:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * sim_calls.c (zfree): Use free, not mfree.
+ (sim_io_flush_stdoutput): Replace gdb_flush with callback ->
+ flush_stdout.
+
+Fri Sep 26 09:50:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * ppc-instructions (sraw, slw, srw): From Charles Lefurgy, Fix
+ mask extracting shift amount. Correctly condition for setting XER
+ in sraw.
+ (ldhau): From Johannes Reisinger, update rA after load.
+
+Tue Sep 9 22:13:23 1997 Felix Lee <flee@cygnus.com>
+
+ * basics.h (CONCAT*): token-pasting macros, if ALMOST_STDC,
+ for MSVC.
+ * words.h: __int64 instead of long long for MSVC.
+
+Wed Aug 27 10:24:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * sim_calls.c (sim_create_inferior): Check the simulator was
+ initialized before creating inferior.
+
+ * idecode_expression.h (ALU_END): From Charles Lefurgy - Extract
+ sign bit using 64 bit and not a 32 bit mask.
+
+Wed Aug 27 10:15:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * sim_calls.c (sim_load): From Ian Lance Taylor - free argv after
+ it has been used, not before.
+
+Tue Aug 26 10:41:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * sim_calls.c (sim_kill): Delete.
+ (sim_create_inferior): Add ABFD argument.
+ (entry_point): Delete variable.
+ (sim_load): Move setting of PC from here.
+ (sim_create_inferior): To here.
+
+Mon Aug 25 16:17:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * sim_calls.c (sim_open): Add ABFD argument.
+
+Thu Jul 3 10:18:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * ppc-instructions (PPC_INSN_INT): From Michael Thies - Monitoring
+ CR register updates dependant on RC value had logic backwards.
+
+ * ppc-instructions (Load String Word Immediate): From Brad Parker
+ - sense of wrap test in check for overwriting RA wrong.
+ (Load String Word Indexed): Ditto.
+
+ * configure.in: From Erik Landry - set sim_default_model not
+ sim_model for sim-default-model option.
+ * configure: Regenerate.
+
+ * interrupts.c (check_masked_interrupts): Schedule a hardware
+ interrupt delivery when FP interrupts get enabled.
+ (program_interrupt): Generate FP exceptions instead of aborting.
+ (deliver_hardware_interrupt): Deliver a FP exception if so
+ enabled.
+
+ * registers.h: Add definition of fpscr_vx_bits.
+
+ * idecode_expression.h (FPSCR_END): Always update FEX and VX bits
+ in FPSCR.
+ (FPSCR_END): Explicitly check for possible floating point
+ exception conditions.
+ (FPSCR_BEGIN): Simplify.
+
+ * ppc-instructions (Move From FPSCR): Enable.
+ (Move To FPSCR Bit 1): Ditto.
+ (Move To FPSCR Bit 0): Ditto.
+ (Move To FPSCR Field Immediate): Ditto.
+ (Move to Condition Register from FPSCR): Simplify.
+ (invalid_arithemetic_operation): Generate a QNaN when invalid
+ operation exception disabled.
+
+Tue May 20 10:22:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * sim_calls.c (sim_open): Add callback argument.
+ (sim_set_callbacks): Delete.
+
+Tue Apr 22 22:36:57 1997 Mike Meissner <meissner@cygnus.com>
+
+ * sim_callbacks.h (error): Make declaration match gdb's.
+ * main.c (error): Ditto.
+
+Fri Apr 18 17:03:09 1997 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * sim_calls.c (sim_stop_reason): Simplify. Was running implies
+ stopped/SIGINT. Exit implies a status code.
+
+ * psim.c (cntrl_c_simulation): From main.c. Event function that
+ halts the simulator.
+ (psim_stop): New. Asynchronously schedule a stop simulator event.
+ (psim_run_until_stop): Delete. Made redundant by psim_stop.
+
+ * main.c (cntrl_c): Update.
+ (cntrl_c_simulation): Moved to psim.c.
+
+ * sim_calls.c (sim_stop): New function. Use psim_stop which
+ schedules a stop event.
+ (sim_resume): Drop SIGINT handler, now in gdb/main.c.
+ (sim_resume): Use psim_run as stop variable no longer needed.
+
+Fri Apr 18 17:03:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * psim.c (psim_options): Handle -E option correctly.
+ (psim_usage): Document.
+
+Thu Apr 17 03:28:03 1997 Doug Evans <dje@canuck.cygnus.com>
+
+ * psim.c (psim_options): Ignore -E option (sets endianness).
+ * sim_calls.c: #include bfd.h.
+ (entry_point): New static local.
+ (sim_load): Return SIM_RC. New arg abfd. Set start address from bfd.
+ (sim_create_inferior): Return SIM_RC. Delete arg start_address.
+
+Tue Apr 15 14:57:18 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * Makefile.in (INSTALL): Set to @INSTALL@.
+ (INSTALL_XFORM, INSTALL_XFORM1): Remove.
+ (install): Depend upon installdirs. Use $(program_transform_name)
+ directly, rather than using $(INSTALL_XFORM).
+ (installdirs): New target.
+
+Fri Apr 4 17:54:36 1997 Jim Wilson <wilson@cygnus.com>
+
+ * Makefile.in (tmp-hw, tmp-pk): Use for loop to eliminate duplicates
+ rather than the non-portable cat -n.
+
+Mon Apr 14 16:29:51 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * Makefile.in (INSTALL): Change install.sh to install-sh.
+
+Tue Apr 1 18:15:14 1997 Jim Wilson <wilson@cygnus.com>
+
+ * ppc-instructions: Change milhwu to mulhwu.
+
+Wed Apr 2 15:38:08 1997 Doug Evans <dje@canuck.cygnus.com>
+
+ * sim_calls.c (sim_open): New arg `kind'.
+
+Wed Apr 2 14:51:17 1997 Ian Lance Taylor <ian@cygnus.com>
+
+ * COPYING: Update FSF address.
+
+Tue Mar 25 16:17:59 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
+
+ * main.c (sim_io_read_stdin): Only compile unbuffered IO code if
+ all the required features are supported by the host OS.
+
+Tue Mar 25 12:13:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
+
+ * emul_bugapi.c (emul_bugapi_create): Guard against NULL images.
+
+ * configure.in (enable-sim-endain): Correct typo in usage (from
+ Erik Landry <landry@ENGR.ORST.EDU>).
+ * configure: Re-generate.
+
+Fri Mar 14 18:23:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
+
+ * Makefile.in (targ-vals.def): Re-do rule so that it works with
+ FreeBSD's make. Didn't like $<.
+
+Thu Mar 13 12:55:48 1997 Doug Evans <dje@canuck.cygnus.com>
+
+ * sim_calls.c (sim_open): New SIM_DESC result. Argument is now
+ in argv form.
+ (other sim_*): New SIM_DESC argument.
+
+Thu Feb 13 10:35:14 1997 Andrew Cagney <cagney@phydeaux.cygnus.com>
+
+ * ppc-opcode-simple-array, ppc-opcode-simple-goto,
+ ppc-opcode-simple-switch, ppc-opcode-complex-array,
+ ppc-opcode-complex-goto, ppc-opcode-complex-switch,
+ ppc-opcode-jump, ppc-opcode-goto, ppc-opcode-flat: Delete,
+ superseeded by --sim-decode-mechanism option.
+
+ * ppc-opcode-simple, dc-simple: Rename to be 8.3
+ * ppc-opcode-complex, dc-complex: Ditto.
+ * ppc-opcode-stupid, dc-stupid: Ditto.
+ * ppc-opcode-test-1, dc-test.01: Ditto.
+ * ppc-opcode-test-2, dc-test.02: Ditto.
+
+ * configure.in (--enable-sim-opcode): Change prefix to dc- instead
+ of ppc-opcode-.
+
+Wed Feb 12 19:33:45 1997 Andrew Cagney <cagney@phydeaux.cygnus.com>
+
+ * Many of the ppc-opcode-* files are identical baring the type of
+ lookup table. Instead of having multiple tables, igen can do this
+ via an additional option.
+
+ * ld-decode.h, ld-decode.c (force_decode_gen_type): New function,
+ allow the type of generated table specified in the decode file to
+ be overridden.
+
+ * ld-decode.c (load_decode_table): Allow the table type to be
+ overridden.
+
+ * igen.c (main): Add -T <mechanism> option so that an overriding
+ instruction decode mechanism can be specified.
+
+ * configure.in: New option --sim-decode-mechanism to control
+ igen's new -T <mechanism> flag.
+ * Makefile.in (IGEN_FLAGS): Add IGEN_IDECODE_MECHANISM set by the
+ configure script.
+ * configure: Regenerate.
+
+Tue Feb 11 13:49:10 1997 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * events.c (event_queue_create): Don't use NULL to initialize an
+ integer field.
+ (even_queue_{init,schedule_after_signal,tick}): Conditionalize use
+ of sigprocmask to appropriate autoconf test.
+
+ * main.c ({cntrl_c,main}): Use RETSIGTYPE for signal return type,
+ don't assume void.
+ * sim_calls.c (sim_{ctrl_c,resume}): Ditto.
+
+ * Makefile.in (callback.o): Define HAVE_CONFIG_H, so callback.c
+ includes our config.h.
+
+Tue Feb 4 13:42:59 1997 Doug Evans <dje@canuck.cygnus.com>
+
+ * configure.in: Fix typo in test for callback.c.
+ * configure: Regenerated.
+
+Fri Feb 7 10:04:25 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * emul_chirp.c (emul_chirp_create): Handle a virtbase of -1 being
+ found in the device tree.
+
+Wed Feb 5 10:56:27 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * Property create/initialization still wasn't correctly ordered.
+ Should be delaying everything related to ihandle creation until
+ after the rest of the tree has been established.
+
+ * device.c (device_find_ihandle_runtime_property): Update.
+ (device_add_ihandle_runtime_property): Update.
+
+ * tree.c (parse_ihandle_property): Delay lookup of the device to
+ be opened until the ihandle initialization phase.
+ * tree.c (print_properties): Update.
+
+Wed Feb 5 10:56:27 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * gen-icache.c (print_icache_extraction): Add a reason parameter.
+ Augment each extracted field with a comment citing the codes
+ origin. Should simplify tracking down incorrect cache
+ extractions.
+
+Tue Feb 4 17:44:51 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * gen-icache.c: Generalize code handling XXX_is_NNN so that it
+ works for normal and boolean table entries.
+
+ * psim.c (psim_write_memory): last_cpu == -1 or nr_cpus is now
+ valid. Handle this just like *_{read,write}_register now handles
+ it.
+
+Mon Feb 3 17:18:16 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * events.c (insert_event_entry): Correct loop termination
+ assertions.
+
+Fri Jan 31 16:20:26 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * psim.c (psim_options): Add new option -c for max-iterations or
+ count.
+ (psim_usage): Document.
+ (psim_max_iterations_exceeded): New function, abort simulation if
+ max iterations exceeded.
+
+ * gen-idecode.c: Re-work the table lookup code so that it assumes
+ that the entry is a leaf by default. Simplify the boolean table
+ entry code so that it involves a mask + test instead of shift +
+ shift + mask + test.
+
+ * gen-idecode.c: Correct generated igen body so that it no drops
+ or doubles clock interrupts.
+
+
+Thu Jan 30 11:23:20 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * Makefile.in (BUILT_SRC_WO_CONFIG): Change targ-vals.* to
+ @sim_targ_vals@
+
+ * configure.in (sim_callback, sim_targ_vals): Set sim_targ_valls
+ if common callback is present.
+
+Wed Jan 29 12:32:41 1997 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * configure.in (sim_callback): If the gdb is post 4.16, configure
+ callback support from the common directory.
+ * configure: Regenerate.
+
+ * Makefile.in (BUILT_SRC_WO_CONFIG): Add targ-vals.{h,def} and
+ targ-map.c.
+ (GDB_OBJ): Add callback support configured in.
+ (gentmap,targ-vals.def): Build from common directory.
+ (targ-vals.h,targ-map.c): Build by running gentmap.
+ (callback.o): Build from source in common directory.
+ (targ-map.o): Add dependency.
+ (clean): Remove gentmap.
+
+Wed Jan 29 12:14:19 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * igen wasn't aborting if the opcode table contained no valid
+ fields.
+
+ * misc.c (name2i): Possibly abort if an invalid name is
+ encountered.
+ * ld-decode.c: Abort if the table type isn't found.
+
+Wed Jan 29 12:14:19 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * When performance monitoring is disabled, it is still possible to
+ determine the simulation speed by looking at the number of elapsed
+ ticks recorded by the event queue.
+
+ * psim.c (psim_write_register, psim_read_register): Force the cpu
+ to zero when it is either of `-1' or `nr_cpus'. In both cases the
+ next cpu would be zero any way.
+
+ * mon.c (mon_print_info): If possible, print the system cycle
+ performance. This is an indication of the number of instructions
+ per second.
+
+Wed Jan 29 12:14:19 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * The code to allow an event queue to be updated during a signal
+ was missing. For main.c, a cntrl-c simulation termination wasn't
+ handled cleanly.
+
+ * The simulation would not correctly restart if an event requested
+ that the simulation be halted.
+
+ * psim.c (psim_options): Add hack to -i option to optionally
+ include a level vis -i2.
+ (psim_usage): Document.
+
+ * main.c (cntrl_c, cntrl_c_simulation): New functions. When a
+ cntrl-c occures schedule an event to halt the simulation.
+ (main): Catch CNTRL-C signals with the function cntrl_c.
+
+ * events.c (event_queue_process): Mask interrupts while
+ manipulating the async event queue.
+ (event_queue_init): Ditto.
+ (event_queue_schedule_after_signal): Ditto.
+
+ * events.c (event_queue_process): Mark the event queue as being in
+ the processing state when processing has started. Adjust code
+ so that it is tolerant of halts.
+ (event_queue_init): Start the event queue out with processing
+ false.
+ (event_queue_tick): Check that processing isn't still being
+ performed.
+
+ * gen-idecode.c (print_run_until_stop_body): Call
+ event_queue_process_events to clear possibly pending events before
+ starting a simulation run. Re-arange main loop so that simulator
+ is correctly restarted when an event halts the simulation.
+
+ * psim.c (psim_halt): Handle an event halting the simulation.
+ * psim.c (psim_init): Adjust initial cpu - == -1 - to match
+ reworked idecode.
+
+Wed Jan 29 12:14:19 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * ppc-opcode-complex: Correct typo - was expanding ORA instead of
+ RA. Based on instruction frequency stats, expand additional
+ instructions.
+ * ppc-instructions: Change all `RA == 0' to RA_is_0.
+
+ * ppc-opcode-stupid: Move all but the basic table in -complex into
+ here. Update to new format.
+
+ * Makefile.in (tmp-defines): New target. Force defines.h to always
+ be built. Hence get ppc-opcode-goto to build.
+
+Tue Jan 28 13:00:19 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * hw_com.c (hw_com_instance_read, hw_com_instance_write):
+ Implement.
+
+Thu Jan 23 09:07:26 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * hw_trace.c (hw_trace_init_data): Delete. The trace options need
+ to be initialized independant of the rest of the simulation
+ initalization. Otherwize a trace option explictly set from gdb
+ could be overridden by hw_trace.
+
+ * psim.c (psim_options): Clarify reason why the trace ioctl occures.
+
+ * FIXME: The trace code is too scattered - hw_trace.c, psim.c,
+ debug.c. It could be much simpler.
+
+Thu Jan 23 09:07:26 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * Some devices support removable media. Add hooks to the disk
+ device so that it supports this.
+
+ * device.c (device_add_string_array_property,
+ device_find_string_array_property): New functions, manipulate
+ properties containing an array of strings.
+ (device_find_string_property): Allow a string array.
+ (device_init_static_properties): Update.
+ (device_init_runtime_properties): Update.
+
+ * hw_disk.c (hw_disk_ioctl): Add ioctl for changing the disk
+ media. If no file image is specified, use the next one in the
+ image property list.
+ (hw_disk_init_address): Change the file property so that it is a
+ string array - use the first entry for the initial file image.
+
+ * tree.c (print_string_aray_property): New function - print a
+ string array.
+ (print_properties): Adjust.
+ (print_string): Write a string, handling double quotes.
+
+ * device.h: Define an ioctl to `change-media' with an optional new
+ media image.
+
+ * hw_disk.c: Allow floppy disk devices to be specified.
+
+ * psim.c (psim_command): New function, parse more complex psim
+ commands such as "change-media" and "trace".
+ * sim_calls.c (sim_do_command): Use.
+
+Wed Jan 22 09:38:33 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * For expressions like (RA == 0) that are entered in to the cache
+ as RA_is_0. If possible generate the result of the expression so
+ that the compiler gets a better chance of eliminating dead
+ branches.
+
+ * gen-icache.c (print_icache_extraction): For a cache entry of
+ the form <name>_is_<const> where it is a boolean field, generate
+ the result of the expression instead of the expression its self.
+ (print_icache_body): Remove code that was looking for *_is_0 and
+ then generating corresponding definitions.
+
+ * gen-icache.c (print_icache_struct): If there is no cache, do not
+ output expressions in idecode.h file.
+
+ * gen-icache.c (print_icache_body): Output them here.
+
+ * ppc-opcode-complex: Clarify constant values for SPR==LR register
+ expansion.
+
+ * ppc-cache-rules (RA_is_0, SPR_is_256): Two new cache entries.
+
+Wed Jan 22 12:24:52 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * The code that put values in and extracted values from the cache
+ was too compilicated. The cache table did not allow values to be
+ computed from cache entries. #defines could only be used when a
+ cache was present, remove the restriction.
+
+ * ld-cache.h, ld-cache.c: Add a new cache entry type - SCRATCH. A
+ scratch variable is defined when a cache entry is beinf
+ filled. Change the definition of a COMPUTE variable to be defined
+ when the cache entry is being used.
+ * gen-icache.c: Update.
+
+ * ld-cache.h, ld-cache.c: Change field names so that their meaning
+ is more obvious. old_name->field_name, new_name->derived_name.
+ * gen-icache.c: Update
+
+ * gen-icache.h, gen-icache.c (print_icache_body): Make the three
+ different types of cache code - put into cache, extract from
+ cache, no cache - an explicit argument to print_icache_body.
+ * gen-icache.c (print_icache_extraction): Ditto.
+
+ * gen-semantics.c (print_c_semantic): Update use.
+ * gen-idecode.c (print_jump_insn): Update use.
+ * gen-icache.c (print_icache_function): Update use.
+
+ * igen.c (main): Change 'R' option so that it does not force the
+ cache.
+
+ * configure.in (enable-sim-icache): Clarify description. Make
+ #define one of the defaults regardless of the cache. Probably
+ should revamp and add a separate option.
+
+Tue Jan 21 13:26:10 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * pk_disklabel.c (block_is_fdisk): Tidy up traces - use dos
+ partition numbering.
+ (pk_disklabel_create_instance): Partition 1..4 are valid - not
+ 1..3.
+ (is_iso9660): New function, verify a CD9660 File system.
+ (pk_disklabel_create_instance): Start expanding so that active
+ partition selection is supported.
+
+Mon Jan 20 11:20:15 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * The cap object was retaining a reference to the instance of a
+ device after it was deleted. Instead add and remove cap's from the
+ cap db as they are created and deleted. This ensuring that a
+ capibility is only used during the lifetime of the corresponding
+ object.
+
+ * cap.h, cap.c: Correct cap type - was signed32 should be
+ signed_cell.
+
+ * cap.c (cap_add, cap_remove): New methods for cap object that
+ allow the explicit addition and removal of internal objects that
+ the cap knows about.
+
+ * cap.c (cap_init): Rewrite. Verify that the only objects
+ remaining in the cap data base are those that were entered first.
+ Thse objects will be the permenant ones.
+ * device.c (device_init_address): Remember to initialize the cap
+ database.
+
+ * device.c (device_create_instance_from): Explicitly add device
+ instances to the cap database. Simplify create code.
+ (device_instance_delete): Explicitly remove device instances from
+ the cap database.
+
+ * device.c (device_create_from): Explicitly add a device to the
+ cap data base.
+
+ * device.c (device_create_from): Always set the cap members.
+
+ * hw_disk.c: Output the instance when tracing.
+
+Sun Jan 19 16:44:29 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * tree.c (split_device_specifier): Add support for aliases when
+ looking up a device. Now needs a device as an argument.
+ (split_property_specifier): Ditto.
+
+Sun Jan 19 15:28:23 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * The memory "claim" and "release" methods take an address and
+ size as arguments. These may be multi cell values. Initially fix
+ the memory code so that they check/detect this. Leave the
+ adjustment of any clients to later.
+
+ * hw_memory.c (hw_memory_instance_claim,
+ hw_memory_instance_release): Handle multi-cell memory devices.
+
+ * hw_memory.c (hw_memory_instance_claim): Be tolerant towards the
+ release of memory regions that were not claimed.
+
+Fri Jan 17 12:01:07 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * device.h, device.c (device_instance_call_method): Correct return
+ type - can return either 0 or -1, hence should be a signed type.
+ * device_table.h: Ditto.
+
+ * hw_memory.c (hw_memory_instance_claim,
+ hw_memory_instance_release): Update.
+ * hw_disk.c (hw_disk_max_transfer, hw_disk_block_size,
+ hw_disk_nr_blocks): Ditto.
+
+Fri Jan 17 11:50:13 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * emul_chirp.c (chirp_emul_claim): Implement using the "claim"
+ method belonging to "/chosen/memory".
+ (chirm_emul_release): Ditto.
+
+ * Makefile.in (LIB_INLINE_SRC): Remove emul_* from list of files
+ that are inlined. These modules are called via a table and are
+ not made inline.
+
+ * hw_init.c (update_for_binary_section): Fix failure to allocate
+ memory used by the binary in real-mode executions. If "claim"
+ property is present, allocate memory from the "/chosen/memory"
+ device.
+
+ * emul_chirp.c (emul_chirp_create): Specify that memory should be
+ claimed when loading a real image.
+
+ * hw_memory.c (hw_memory_instance_claim): Don't page align memory
+ allocations.
+
+ * hw_memory.c (hw_memory_instance_release): Avoid infinite loop
+ when merging adjacent memory chunks.
+
+Thu Jan 16 08:51:25 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * vm.h (vm_data_map_read_buffer, vm_data_map_write_buffer): Add
+ optional PROCESSOR & CIA args so that this routine also abort an
+ access.
+
+ * vm_n.h (vm_data_map_read_N, vm_data_map_write_N): For a
+ miss-aligned access when a transfer fails abort.
+
+ * emul_bugapi.c (emul_bugapi_do_write): Use emul_read_buffer
+ instead of the vm_read_buffer.
+ * emul_netbsd.c (do_write): Ditto.
+ * emul_unix.c (do_unix_write): Ditto.
+
+Wed Jan 15 14:38:25 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * configure.in (--enable-sim-jump): Default is NULL and not -E.
+ * configure: Regenerate.
+
+ * basics.h (__attribute__): Enable attributes if GCC >= 2.6.
+ (UNUSED): Only enable UNUSED if GCC >= 2.7.
+
+ * gen-icache.c (print_icache_extraction): Print UNUSED macro
+ instead of explicit __unused__ attribute.
+ (print_icache_body): Ditto.
+ * idecode_expression.h (FPSCR_BEGIN): Use UNUSED.
+
+Wed Jan 15 13:54:50 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * cpu.h, cpu.c (cpu_synchronize_context): Add CIA argument as
+ reference point.
+
+ * vm.c (vm_synchronize_context): Add PROCESSOR and CIA as
+ arguments so that there is a reference point for recovery.
+ (vm_synchronize_context): Pass processor+cia for errors.
+ (om_unpack_sr): Ditto.
+ (om_unpack_srs): Ditto.
+ * vm.c (vm_create): Review error messages.
+
+ * vm.c: Include "cpu.h" so that cpu_error is visible.
+
+ * ppc-instructions (Return From Interrupt): Pass CIA.
+ (Instruction Synchronize): Ditto.
+ * psim.c (psim_init): Ditto.
+
+Wed Jan 15 12:25:11 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * cpu.h, cpu.c (cpu_error): Aborts simulation with error message,
+ but also saves current processor state.
+
+ * basics.h: Move #include <stdarg.h> to here from device_table.h.
+
+ * interrupts.c (perform_oea_interrupt): Use. No longer loose CIA
+ when simulation aborted.
+ (program_interrupt): Ditto.
+ (floating_point_unavailable_interrupt): Ditto.
+ (alignment_interrupt): Ditto.
+ (floating_point_assist_interrupt): Ditto.
+ (perform_oea_interrupt): Ditto.
+ (machine_check_interrupt): Ditto.
+
+Tue Jan 14 12:19:10 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * ppc-instructions (Move from Special Purpose Register): Support
+ move from DEC.
+
+Mon Jan 13 16:58:12 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * debug.h, debug.c: Add "interrupts" trace option.
+
+ * interrupts.c (data_storage_interrupt): Add tracing.
+ (machine_check_interrupt): Ditto.
+ (instruction_storage_interrupt): Ditto.
+ (alignment_interrupt): Ditto.
+ (program_interrupt): Ditto.
+ (floating_point_unavailable_interrupt): Ditto.
+ (system_call_interrupt): Ditto.
+ (floating_point_assist_interrupt): Ditto.
+ (deliver_hardware_interrupt): Ditto.
+
+ * interrupts.c (program_interrupt): For UEA mode, halt the
+ processor - so that the current state is saved - instead of
+ aborting.
+ (floating_point_unavailable_interrupt): Ditto.
+ (floating_point_assist_interrupt): Ditto.
+
+Thu Jan 2 09:10:41 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * interrupts.c (perform_oea_interrupt): Halt rather than abort on
+ a double interrupt.
+
+Wed Jan 1 22:54:52 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * ppc-instructions (Store Multiple Word, Load Multiple Word):
+ Enable.
+
+ * tree.c (print_properties): For an array consider printing it out
+ as an integer array.
+
+ * hw_memory.c (hw_memory_init_address): If an "available" property
+ is present, use that to initialize the available memory instead of
+ using the reg property.
+
+ * emul_generic.c (emul_add_tree_hardware): Add "available"
+ property to memory device.
+
+Fri Dec 20 13:19:07 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * ppc-instructions (Rotate Left Word then AND with Mask): Enable.
+
+ * device.c (device_instance_call_method): Was only looking at the
+ first method.
+
+ * hw_disk.c (hw_disk_nr_blocks): Implement #blocks method.
+ (hw_disk_block_size): Implement block-size method.
+ (hw_disk_max_transfer): Implement max-transfer method.
+
+ * hw_phb.c (hw_phb_init_address): Reinit the rest of the PHB.
+
+ * emul_chirp.c (chirp_emul_instance_to_path): Recover from an
+ invalid ihandle.
+ (chirp_emul_instance_to_package): Ditto.
+ (chirp_emul_method): Ditto.
+ (chirp_emul_read): Ditto.
+ (chirp_emul_write): Ditto.
+ (chirp_emul_close): Ditto.
+ (chirp_emul_seek): Ditto.
+ (chirp_emul_package_to_path): Ditto (for phandle).
+ (chirp_emul_package_to_path): Return the length.
+
+ * psim.c (psim_merge_device_file): Allow continuation lines.
+
+Thu Dec 19 11:09:43 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * emul_chirp.c (chirp_emul_boot): Implement. Well report the new
+ string and exit.
+
+ * emul_chirp.c (chirp_emul_exit): Correct type of args struct
+ members - *_cell not host dependant int.
+
+Wed Dec 18 17:49:59 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * interrupts.c (perform_oea_interrupt): Print additional
+ information if a double interrupt is encountered.
+
+Wed Dec 18 17:49:59 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * psim.c (psim_merge_device_file): Tolerate an incorrect file-name
+ being specified with the -f option.
+ (psim_merge_device_file): Correct check for end of string.
+
+Wed Dec 18 17:49:59 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * emul_chirp.c (chirp_emul_peer): Was falling off the end of the
+ list of devices. Return zero to the client instead.
+ * emul_chirp.c (chirp_emul_child): Ditto
+ * emul_chirp.c (chirp_emul_parent): Ditto
+
+ * device.c (device_root): Assert assumption about the device being
+ valid.
+
+Tue Dec 17 15:12:38 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * emul_chirp.c (emul_chirp_create): Add description property to
+ each significant node in the device tree.
+ * emul_bugapi.c (emul_bugapi_create): Ditto.
+
+Fri Dec 13 14:30:31 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * main.c (sim_io_read_stdin): For a single byte STDIO read, use a
+ tempoary two byte buffer. Single byte read with fgets will not
+ work.
+ * main.c: Include errno.h.
+ (sim_io_read_stdin): For non-STDIO, make it work.
+
+ * emul_chirp.c (chirp_emul_read): Return the correct error status.
+
+Fri Dec 13 14:30:31 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * std-config.h (WITH_STDIO): Don't hard-wire the STDIO mechanism.
+ Instead have each emulation default it to DO_USE_STDIO.
+
+ * emul_generic.c (emul_add_tree_options): Select the STDIO I/O
+ mechanism as the default if enabled or if nothing selected.
+
+ * sim_calls.c (sim_io_read_stdin): Passify GCC's desire for a
+ return value.
+ (sim_io_write_stdout): Ditto.
+ (sim_io_write_stderr): Ditto.
+ * main.c (sim_io_write_stdout): Ditto.
+ (sim_io_write_stderr): Ditto.
+ (sim_io_read_stdin): Ditto.
+
+Tue Dec 10 10:31:48 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * emul_chirp.c (emul_chirp_instruction_call): Make *printf calls
+ type correct.
+ * vm.c (om_effective_to_virtual): Ditto.
+ * events.c (event_queue_schedule{,_after_signal}): Ditto.
+ (event_queue_{deschedule,process}): Ditto.
+ * hw_htab.c (htab_decode_hash_table): Ditto.
+ (htab_map_{page,binary}): Ditto.
+ * hw_opic.c (hw_opic_init_data): Ditto.
+ (handle_interrupt): Ditto.
+ (do_processor_init_register_{read,write}): Ditto.
+ (write_vector_priority_register): Ditto.
+ ({read,write}_destination_register): Ditto.
+ (do_suprious_vector_register_{read,write}): Ditto.
+ (do_current_task_priority_register_N_{read,write}): Ditto.
+ (do_timer_frequency_reporting_register_{read,write}): Ditto.
+ (do_timer_N_{current,base}_count_register_{read,write}): Ditto.
+ (do_ipi_N_dispatch_register_write): Ditto.
+ (do_vendor_identification_register_read): Ditto.
+ (do_feature_reporting_register_N_read): Ditto.
+ (do_global_configuration_register_N_{read,write}): Ditto.
+ * hw_phb.c (hw_phb_attach_address): Ditto.
+ (hw_phb_unit_decode): Ditto.
+ (hw_phb_address_to_attach_address): Ditto.
+ (hw_phb_io_{read,write}_buffer): Ditto.
+ * hw_ide.c (setup_fifo): Ditto.
+
+ * sim_calls.c ({defs,callback,remote-sim}.h): Find gdb include
+ files via -I<dir> instead of using "../../gdb/" prefixes.
+
+Tue Dec 10 10:12:44 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * debug.h: Add tracing for the pal device.
+ * hw_pal.c: Update.
+
+ * emul_chirp.c (chirp_emul_getprop): More tracing.
+
+Tue Dec 10 10:12:44 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * device.h, device.c (device_find_ihandle_runtime_property): New
+ function. Reverse of add_ihandle_runtime property.
+ (device_init_runtime_properties): Use it.
+
+ * device.c (find_property_entry): New function returns the
+ internal property spec.
+ (device_set_property): Use.
+ (device_find_property): Use.
+
+Tue Dec 10 10:12:44 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * psim.c (psim_merge_device_file): Strip newline from device
+ specs.
+
+Tue Dec 10 10:12:44 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * hw_htab.c (htab_map_binary): For overlapping text / data maps
+ merge the two. Also check that the merge is safe.
+
+ * emul_chirp.c (emul_chirp_create): Add a description property to
+ the pte's so that they are easier to identify.
+
+ (emul_chirp_create): Don't specify a load address for the CHRP
+ image. Always use the values specified by the executable.
+
+ * hw_htab.c (htab_map_page): Abort if a duplicate map is
+ encountered.
+
+Mon Dec 9 12:08:46 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * hw_htab.c (htab_map_page): Formatting.
+
+ * emul_chirp.c (emul_chirp_instruction_call): Check for a NULL
+ method name when handling the client call. Also check for other
+ bad call arguments.
+
+ * emul_chirp.c (emul_chirp_create): Allow real-mode?, real-base,
+ etc to be overriden.
+
+Mon Dec 9 12:08:46 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * os_emul.c (os_emul_create): Use tree find property instead of
+ device find property - sigh.
+
+Thu Dec 5 10:46:42 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * 961205: Release snapshot 961205.
+
+Thu Dec 5 10:46:42 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * configure.in (hostbitsize, bitsize): Fix typo in error message -
+ cannot contain a comma.
+ (sim-warnings): Check for more potential errors.
+
+ * psim.c (psim_usage): Add -f <file> option. Specifies a file
+ containing device tree specifications that should be merged into
+ the device tree.
+
+ * configure.in: Sort options.
+ * configure: Rebuild
+
+Wed Dec 4 13:57:31 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * psim.c (psim_usage): Add -n option - specify number of
+ processors.
+
+ * emul_chirp.c: Add description.
+ * emul_bugapi.c: Ditto.
+ * emul_unix.c: Ditto.
+ * emul_netbsd.c: Ditto.
+
+Fri Nov 29 11:12:22 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * hw_pal.c (hw_pal_attach_address): New function, if an attach is
+ encountered, assume that it is the single disk.
+ * hw_pal.c: Add generic device/size decode methods.
+
+ * hw_nvram.c (hw_nvram_init_address): Use the first nonzero reg
+ property entry when determining the nvram size.
+
+ * hw_core.c: Add generic address/size decode methods.
+
+ * emul_chirp.c (emul_chirp_instruction_call): Return and trace
+ nonzero status from client functions.
+
+ * main.c (error): Always include a cariage return when writing out
+ errors.
+
+Wed Nov 20 00:36:55 1996 Doug Evans <dje@canuck.cygnus.com>
+
+ * sim_calls.c (sim_resume): Reset sim_should_run if single
+ stepping.
+
+Thu Nov 28 13:19:46 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au>
+
+ * emul_bugapi.c (emul_bugapi_do_diskio): Add support for multiple
+ optional disks.
+
+ * emul_generic.c (emul_add_tree_hardware): Drop the dummy eeprom.
+ Attach the pal - for I/O - as a pseudo device haning from the
+ firmware sub tree.
+
+ * emul_bugapi.c (emul_bugapi_create): Add a small memory device to
+ the device tree at the address of the hi-mem interrupt vector
+ addreses. Used by bugapi to establish its trap instructions.
+
+ * debug.h: Add a new macro DITRACE for tracing device instances.
+
+ * debug.h: Extend the DTRACE macro so that it can also tests for
+ device specific tracint.
+
+ * device.h, device.c (device_trace): Add method to determine
+ device specific tracing.
+ (device_init_address): Set the devices tracing level.
+
+Thu Nov 21 12:05:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * tree.h, tree.c (tree_device): New files - separate out the
+ device parser and other tree operations from the device.
+
+ * inline.h, inline.c (INLINE_TREE): Add.
+ * device.h, device.c (device_tree_add_parsed): Delete.
+ * Makefile.in (tree.c): Add rules for new file.
+ * Makefile.in: Better order the emul_* files.
+
+ * emul_generic.c (emul_add_tree_hardware): Update.
+ * emul_netbsd.c (emul_netbsd_create): Update.
+ * emul_unix.c (emul_unix_create): Ditto.
+ * emul_chirp.c (emul_chirp_create): Ditto.
+ * emul_bugapi.c (emul_bugapi_create): Ditto.
+ * psim.c (psim_tree): Ditto.
+ * hw_init.c: Ditto.
+
+ * emul_generic.h: Include tree.h
+ * Makefile.in: Add to EMUL_GENERIC_H dependencies.
+
+ * device.h, device.c (device_root): New function - returns the
+ root of the tree.
+ * corefile.c: Use.
+
+ * device.h, device.c (device_clean): New function, clean up device
+ ready for next simulation run. This includes things like deleting
+ interrupt edges and properties created during the simulation and
+ also scrubbing any pre-defined properties.
+ * tree.c (tree_init): Use.
+
+ * device.h, device.c (device_init_static_properties): New
+ function. Initialize any static predefined properties. By static
+ we mean those that have values that can be determined before the
+ device tree initialization has started.
+ * tree.c (tree_init): Use.
+
+ * device.h, device.c (device_init_address): Add code to
+ check/verify the devices #address-cells and #size-cells.
+ (device_add_integer_property): Delete corresponding code.
+ (device_nr_address_cells, device_nr_data_cells): Check for
+ property when returning value.
+
+ * device.h, device.c (device_init_runtime_properties): New
+ function. Initialize those properties that are not `static'. At
+ present the only such property is the ihandle.
+ * tree.c (tree_init): Use.
+
+ * device.h, device.c (reg, ranges): Rework these so that they use
+ an array of the fundamental type - single reg or single range
+ entry.
+
+ * device.h, device.c (device_add_ihandle_runtime_property):
+ Re-implement the adding of an ihandle during tree construction so
+ that it better fits in with device initialization.
+
+Thu Nov 21 12:05:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.h, device.c (device_ioctl): Add additional argument -
+ request - so that the caller must always specify the type of
+ the ioctl request.
+
+ * device_table.h: Update.
+ * hw_trace.c (hw_trace_ioctl): Ditto.
+ * hw_vm.c (hw_vm_ioctl_callback): Ditto.
+ * hw_init.c (hw_stack_ioctl_callback): Ditto.
+ * psim.c (psim_options): Ditto.
+
+Thu Nov 21 12:05:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * BUGS: Updated a bit.
+
+Wed Nov 20 14:06:37 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_opic.c: Finish - third round.
+
+Wed Nov 20 12:02:08 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_glue.c (hw_glue_io_read_buffer_callback): Fix miscalc of glue
+ reg index.
+ (hw_glue_io_write_buffer_callback): Ditto.
+
+Tue Nov 19 21:17:08 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * events.c (event_queue_process): Was incorrectly consuming future
+ events on the queue when they should be left alone.
+
+ * debug.h, debug.c (events): Add support for event queue tracing.
+ * events.c: Add event tracing.
+
+ * debug.h, debug.c: Order device trace options.
+
+Fri Nov 15 15:23:39 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * pk_disklabel.c (pk_disklabel_create_instance): Fix up some
+ warnings generated by GCC.
+
+Sun Nov 17 17:59:14 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * sim-endian.h: Add LE versions of byte swap macros. Needed for
+ PCI devices which are little-endian.
+
+ * sim-endian-n.h (endian_le2h_N, endian_h2le_N): Ditto
+
+Sun Nov 17 17:59:14 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_iobus.c (hw_iobus_attach_address_callback): Change the iobus
+ so that it is implementing a 1-1 address map.
+
+ * emul_generic.c (emul_add_tree_hardware): Adjust.
+
+ * emul_generic.c (emul_add_tree_hardware): Don't add the nvram as
+ a default.
+
+Sun Nov 17 17:59:14 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.c (split_find_device): Be tolerant of missing unit
+ addresses.
+
+Fri Nov 15 16:49:49 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * basics.h (port_direction): New type, specify the direction of
+ any `port'.
+
+ * device.h, device.c (device_interrupt_decode): Include
+ specification of port direction in operations.
+ (device_interrupt_encode): Ditto.
+
+ * device_table.h: Add a direction field to the interrupt port
+ table.
+
+ * device.c (device_tree_add_parsed): Specify port direction.
+
+Thu Nov 14 21:38:13 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_opic.c: Finish - second round.
+
+Thu Nov 7 00:18:59 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_htab.c (htab_init_data_callback): Allow the virtual-address
+ to be specified as an array which allows 64bit addresses.
+
+ * device.c (device_find_integer_array_property): New function.
+ Simplify the querying of elements of an integer array.
+ (device_add_integer_property, device_find_integer_property):
+ Update to correctly use the cell type.
+
+ * vm.c (om_unpack_sr): Clarify shifting comment.
+ (om_pte_0_masked_vsid): Ditto. Add 64bit version.
+
+ * emul_chirp.c (emul_chirp_create): Initialize the segment
+ registers.
+
+ * vm.c (om_effective_to_virtual): Trace segment register use.
+
+ * hw_htab.c (htab_map_page): Print out the pteg base address to
+ simplify cross checking between vm and the htab.
+ (htab_decode_hash_table): Use device_error instead of error.
+ (htab_map_page): Ditto.
+ (htab_dma_binary): Ditto.
+ (htab_map_binary): Ditto.
+ (htab_init_data_callback): Ditto.
+
+Wed Nov 6 20:20:58 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * interrupts.h: Clarify what the optional instruction program
+ interrupt is - a subset of illegal instruction program interrupt.
+
+ * interrupts.c (program_interrupt): For UEA mode, clarify what an
+ optional instruction program interrupt is.
+ (program_interrupt): For OEA mode, as per spec, generate an
+ illegal instruction program interrupt when an optional instruction
+ is encountered.
+
+ * gen-semantics.c (print_semantic_body): Delete code
+ differentiating between an unimplemented floating point and normal
+ instruction. Instead, such a case can be handled explicitly.
+
+ * ppc-instructions (store floating-point as integer word indexed):
+ Mark as optional.
+ (Floating Convert to Integer Doubleword): Make the floating point
+ assist interrupt explicit.
+ (Floating Convert To Integer Doubleword with round towards Zero):
+ Ditto.
+ (Floating Convert To Integer Word): Ditto
+ (Move From FPSCR): Ditto.
+ (Move to Condition Register from FPSCR): Ditto.
+ (Move To FPSCR Fields): Ditto.
+ (Move To FPSCR Field Immediate): Ditto.
+ (Move To FPSCR Bit 0): Ditto.
+ (Move To FPSCR Bit 1): Ditto.
+
+Mon Nov 4 12:49:13 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * corefile.c (core_map_read_buffer, core_map_write_buffer): Avoid
+ breaking up transfers.
+
+ * corefile.c: Adjust arguments so that the client server
+ relationship is clarified.
+
+ * hw_glue.c (hw_glue_init_address): Update so it can be attached
+ to a PCI bus.
+
+ * hw_disk.c (hw_disk_instance_write): Add more checks to disk IO -
+ looking for things like overflow/underflow.
+
+Sun Nov 3 18:45:20 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * emul_generic.c (emul_add_tree_hardware): Hang the disk off the
+ PAL device instead of the IOBUS. The disk must be attached to a
+ logical bus.
+
+ * hw_disk.c (hw_disk_init_address): Just use the unit address
+ directly in the attach - the rest isn't relevant.
+
+Sat Nov 2 21:48:57 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * configure.in (sim-hardware, sim-packages): Allow additional
+ hardware and packages to be prefixed as well as appended.
+
+ * Makefile.in (tmp-hw, tmp-pk): Retain the user specified order of
+ packages when building them. Consequently, a user can override a
+ standard device by prefixing their own version.
+
+ * Makefile.in (hw_opic.o, hw_pci.o, hw_ide.o): Add dependencies.
+
+Fri Nov 1 14:42:57 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * mon.c (_cpu_mon): Add fields for counting 1, 2, 4, and 8 byte
+ reads and writes.
+ (mon_{read,write}): Count 1, 2, 4, and 8 byte reads/writes.
+ (mon_print_info): Correct typo regarding # of unaligned reads and
+ writes. Print out how many 1, 2, 4, and 8 byte reads/writes there
+ are.
+
+Tue Oct 29 17:55:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * configure.in (AC_CHECK_FUNCS): Add access.
+ * config{.in,ure}: Regenerate.
+
+ * emul_unix.c (do_unix_nop): System call that always succeeds.
+ (do_unix_access): Support access system call.
+ (solaris_descriptors): Make sigaltstack and sigaction nops.
+ ({solaris,linux}_descriptors): Add support for access.
+
+Tue, 8 Oct 18:42:26 1996 Jason Molenda <crash@cygnus.co.jp>
+
+ * Makefile.in (clean): Move config.log to distclean.
+
+Fri Nov 1 16:44:28 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * corefile-n.h (core_map_write_N): Improve abort messages.
+
+ * device.h, device.c (device_attach_address): Remove unused name
+ parameter.
+ (device_detach_address): Ditto.
+ * device_table.h, device_table.c: Update.
+ * hw_iobus.c (hw_iobus_attach_address_callback): Ditto.
+ * hw_nvram.c (hw_nvram_init_address): Ditto.
+ * hw_memory.c (hw_memory_init_address): Ditto.
+ * hw_vm.c (hw_vm_init_address_callback): Ditto.
+ (hw_vm_attach_address): Ditto.
+ (hw_vm_add_space): Ditto.
+ * hw_init.c (update_for_binary_section): Ditto.
+ * hw_core.c (hw_core_attach_address_callback): Ditto.
+
+ * hw_iobus.c (hw_iobus_attach_address_callback): Rewrite to handle
+ configurable parent busses.
+
+Wed Oct 30 18:46:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device_table.c (generic_device_size_to_attach_size): Provide
+ limited support for multi-cell sizes.
+ (generic_device_address_to_attach_address): Ditto for addresses.
+
+Tue Oct 29 02:01:29 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.c (device_add_integer_property): Check for setting of
+ #address-cells and #size-cells properties. For these, update the
+ corresponding device values.
+ (device_nr_address_cells, device_nr_size_cells): Use the value
+ from the device instead of the property.
+
+ * hw_core.c: Use generic address and size conversions for the top
+ bus.
+
+ * hw_memory.c (hw_memory_init_address): Tolerate case where
+ #address and #size cells is greater than 1.
+
+ * device.c (device_tree_print_device): Clean out printing of
+ properties.
+
+ * device.c (split_device_specifier): Don't detect comments here -
+ "#" can be a valid prefix - eg #size-cells.
+
+ * psim.c (psim_merge_device_file): Suppress comments and blank
+ lines here.
+
+ * emul_generic.c (emul_add_tree_hardware): Fix typo of incorrect
+ pal unit address. Add the property /#address-cells to the root of
+ the tree.
+
+ * device.c (device_template_create_device): Check that the unit
+ address was successfully parsed.
+
+ * device_table.c (generic_device_unit_decode): Rewrite to better
+ handle multi-cell addresses.
+ (generic_device_unit_encode): Ditto.
+
+ * emul_generic.c (emul_add_tree_hardware): "reg" properties no
+ longer need the explicit array type - the parser takes care of it.
+
+ * pk_disklabel.c (pk_disklabel_create_instance): Add NULL return
+ to keep GCC happy.
+
+Mon Oct 28 22:55:48 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_ide.c: New file. Model of a basic IDE interface attached to
+ a PCI bus.
+
+ * configure.in (hardware): Add the ide device to the default
+ configuration.
+ * configure: Regenerate.
+
+ * debug.h, debug.c: Add tracing option for the IDE device.
+
+Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_phb.c, hw_phb.h: New files - implement a PHB.
+
+ * configure.in (hardware): Add the phb to the list of devices to
+ build by default.
+
+Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_com.c: Review description.
+ * hw_disk.c: Ditto.
+ * hw_htab.c: Ditto.
+ * hw_eeprom.c: Ditto.
+ * hw_init.c: Ditto.
+ * hw_cpu.c: Ditto.
+
+ * hw_com.c: Update event handling.
+
+ * hw_disk.c: Implement tracing.
+
+Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device_table.c (generic_device_init_address): Use
+ assigned-addresses property in preference to any other reg
+ property.
+
+Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.h, device.c (device_find_ranges_property): New function.
+ Simplify the manipulation of "ranges" properties.
+
+ * device.c (device_add_parsed): Extend to include support for the
+ ranges property.
+
+ * device.c (device_add_parsed): Add assigned-addresses to the list
+ of reg type properties.
+
+ * device.c (device_tree_print_device): Add code to format and
+ print a ranges property.
+
+ * device.h, device.c (device_nr_address_cells,
+ device_nr_size_cells): New functions. Determine the values of the
+ standard properties #address-cells and #size-cells. Both of which
+ are optional and have default values of two and one respectfuly.
+ Previously, code that determined #address-cells was incorrectly
+ using a value of one.
+
+Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * debug.h, debug.c: Sort debug options, Add entries for the
+ comming PHB device.
+
+Fri Oct 18 12:12:21 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * ppc-instructions (Floating Select): Add support for fsel unless
+ model is 601. Allow user to filter out instruction unless -Fs is
+ passed to igen.
+ (Store Floating-Point as Integer Word Indexed): Raise optional
+ instruction program abort. Allow user to filter out instruction
+ unless -Fs is passed to igen.
+ (Floating Square Root{, Single}): Ditto.
+ (Floating Reciprocal Estimate Single): Ditto.
+ (Floating Reciprocal Square Root Estimate): Ditto.
+
+ * configure.in (--enable-sim-filter): If not passed, pass 32,f,s
+ to igen.
+ * configure: Regenerate.
+
+ * interrupts.h (program_interrupt_reasons): Add
+ optional_instruction_program_interrupt.
+
+ * interrupts.c (program_interrupt): Call error with more detailed
+ information on program interrupts, particularly in user mode. Add
+ support for optional_instruction_program_interrupt.
+
+Wed Sep 25 10:20:29 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_glue.c: New device. Hooks for manipulating interrupt ports.
+
+ * debug.h, debug.c (trace_glue_device): Add tracing support for
+ the interrupt glue logic device.
+
+ * configure.in (hardware): Add glue device.
+ * configure: Regenerate.
+
+Tue Sep 24 20:55:38 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.c (device_tree_parse_integer_property): New function,
+ parse a list of integers as an array property.
+ (device_tree_add_parsed): Call it.
+
+ * device.c (device_tree_parse_string_property): New function,
+ parse a list of strings as a string property (with embeded
+ null's). For moment, don't try to implement a complext string
+ parser.
+ (device_tree_add_parsed): Call it.
+
+Tue Sep 24 16:30:48 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_opic.c: New file. OpenPIC interrupt controller.
+
+ * configure.in (hardware): Add opic device.
+ * configure: re-generate.
+
+ * hw_pic.c: Delete, replaced with hw_opic.c.
+
+ * debug.h, debug.c: Add debug option for OpenPIC device. -
+ opic-device.
+
+Tue Sep 24 16:30:48 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * Makefile.in (psim.o, idecode.o): Since idecode and not psim is
+ now the file that does all the inlining.
+
+ * Makefile.in (LIB_SRC, LIB_INLINE_SRC, idecode.o): Break out the
+ library source code that could be involved in an inlining. Make
+ idecode.o only dependant on the inlined library source code.
+
+ * Makefile.in (LIB_OBJ): Put options last on the list so that it
+ is compiled last.
+
+ * std-config.h (DEVICE_INLINE): Only inline locals when the
+ default is to inline.
+
+Mon Sep 23 00:37:49 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_htab.c (htab_sum_binary): Determine the real-base for the
+ binary.
+
+ * hw_htab.c (htab_map_binary): Depending on the value of the
+ load-base, either map the program in as a contiguous section or as
+ separate sections controled by th binaries lma values.
+ (htab_init_data_callback): Ditto.
+
+Sun Sep 22 15:56:22 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * emul_generic.c (emul_add_tree_options): Remove load-base option.
+
+ * emul_chirp.c (map_over_chirp_note): Add load_base field to note
+ struct. Don't require the load_base field to be present - just
+ issue warning - it is a recent addition.
+ (emul_chirp_create): Support both virtual and physical modes.
+
+ * emul_chirp.c (emul_chirp_create): Add a stack initialization
+ property so that any arguments specified on the command line can
+ be passed on to user programs.
+
+ * hw_init.c (create_ppc_chirp_bootargs): Add support for chirp
+ argument passing to the pseudo device stack.
+
+Sat Sep 21 19:39:56 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.c (device_error): Make it more tolerant to incomplete
+ devices.
+
+ * hw_init.c (hw_data_init_data_callback): Extend the data device
+ so that it can perform initialization operations either dma or a
+ more complex instance open, seek, write operation.
+ * hw_init.c: Update the description of the data device to reflect
+ this.
+
+Sat Sep 21 00:13:02 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.c (device_event_queue_schedule,
+ device_event_queue_deschedule, device_event_queue_time): Have the
+ device object export the event operations. Making these available
+ from the device object should hopefully simplify writing device
+ models.
+
+Fri Sep 20 14:04:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * configure.in (sim-hardware): Add eeprom device to default build.
+
+ * hw_eeprom.c: Rewrite so it works.
+
+ * debug.h, debug.c: Add tracing support for the eeprom and com
+ devices.
+
+Thu Sep 19 14:40:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * debug.h: Add disklabel-package and disk-device trace options.
+ debug.h (PTRACE): Add macro to simplify tracing in packages.
+
+Thu Sep 19 14:40:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.c (device_create_instance_from): Tighten up loop
+ searching for device instances.
+ (device_instance_delete): Ditto.
+ (device_instance_delete): Only leaf instances need to be removed
+ from a devices list of active instances.
+
+Thu Sep 19 14:40:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_disk.c: Add the cdrom as an alias.
+
+ * pk_disklabel.c (disklabel_delete): Implement, remembering to
+ delete the raw disk instance while we're at it.
+
+ * pk_disklabel.c (pk_disklabel_create_instance): Implement a
+ little bit more - still a long way to go.
+
+ * pk_disklabel.c (disklabel_write, disklabel_read): Remember the
+ new head position after a read or write.
+
+Thu Sep 19 13:05:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * emul_chirp.c (chirp_emul_read): Allow reads to be longer then
+ the internal buffer.
+
+Thu Sep 19 13:05:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * emul_chirp.c (chirp_read_t2h_args): Call memset-0 with the args
+ in the correct order.
+
+ * emul_chirp.c (chirp_emul_call_method): Correct computation for
+ the address of the first stack argument passed in from the client
+ program.
+
+Wed Sep 18 19:33:54 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * words.h: Add new types signed_cell and unsigned_cell which
+ correspond to the signed and unsigned IEEE 1275 memory locations.
+ * device.h, device.c, emul_chirp.c: Where refering to an IEEE 1275
+ memory cell, replace uses of unsigned32 with unsigned_cell.
+ * device_table.h: Ditto.
+
+ * sim-endian.h: Add new macros H2BE_cell and BE2H_cell which
+ convert cell sized values to from big endian.
+ * device.c, emul_chirp.c: Where refering to IEEE 1275 memory cells
+ use these new macros.
+
+Tue Sep 17 15:57:44 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.c (device_tree_add_parsed): Detect and report an
+ interrupt being attached to an invalid device. Was dumping core.
+
+Mon Sep 16 23:09:12 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.h, device.c (device_address_to_attach_address,
+ device_size_to_attach_size): New functions. Convert a devices
+ unit address or unit size structure into a form suitable for
+ passing on to the attach and detach functions.
+ * device_table.h: Add extra methods to device table.
+
+ * device.h, device.c (device_find_reg_property): New function.
+ For a reg type property, return the selected address + size
+ tupple, along with a positive success status. Add a reg_property
+ to the list of property types.
+ * (device_tree_add_parsed): Make array properties with the name
+ reg or alternate-reg of type reg_property.
+
+ * hw_memory.c (hw_memory_init_address): Rewrite to use new
+ find_reg_property method.
+ * hw_nvram.c (hw_nvram_init_address): Ditto.
+
+ * device.c (device_tree_print_device): Add code to print out a reg
+ property.
+
+ * device_table.c (generic_device_address_to_attach_address,
+ generic_device_size_to_attach_size ): New functions. Generic
+ functions for converting between unit and attach address or size.
+
+ * device_table.c (generic_device_init_address): Rewrite to use the
+ new find_reg and address convert functions. Look for both reg and
+ alternate-reg properties.
+
+Mon Sep 16 23:09:12 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_com.c: New file. A '550 serial device that can quickly be
+ attached to any bus.
+ * configure.in (enable-sim-hardware): Add the com device.
+ * configure: re-generate.
+
+Thu Sep 12 17:30:56 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.c (device_tree_verify_reg_unit_address): New
+ function. Check that the unit address as specified by the reg
+ property correctly corresponds to any unit address previously
+ specified by the devices name.
+ (device_tree_add_parsed): When adding a reg property, verify
+ that the unit-address - first value of property - correctly
+ matches any previous value specified when creating the device
+ node.
+
+Thu Sep 12 17:30:56 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * mon.c (mon_event): Remove assertion that an unsigned is >= 0.
+
+Fri Aug 16 12:05:24 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * device.c (device_full_name): Cast strdup to char *, since AIX
+ 3.2.5 mistakenly declares the function to be const char *.
+ (device_create_from): Ditto.
+ (device_create_instance_from): Ditto.
+ (device_add_property): Ditto.
+
+Tue Aug 13 11:40:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * debug.c (trace_option): For -t all, do not set the
+ trace_dump_device_tree flag, so that the simulator is run.
+
+Tue Aug 13 11:40:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * Makefile.in (options.o): Depend on defines.h.
+ (defines.h): New rule, go through config.h and make strings of all
+ of the #define HAVE_xxx macros.
+ (distclean): Remove defines.h.
+
+ * options.c (print_options): Print whether many of the
+ configuration macros are defined.
+
+ * main.c (main): If -t options and no filename, just print the
+ options, and don't print the usage message.
+
+Mon Aug 12 18:42:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * configure.in: Test whether /dev/zero works on the system, and if
+ it does, define HAVE_DEVZERO.
+ * configure: Regenerate.
+
+ * emul_generic.c (emul_add_tree_hardware): Do not add /iobus/disk
+ if we don't have a working /dev/zero on the system.
+
+ * emul_bugapi.c (emul_bugapi_init): If HAVE_DEVZERO is not
+ defined, don't add disk support.
+ (emul_bugapi_do_diskio): Ditto.
+ (emul_bugapi_instruction_call): Ditto.
+
+Wed Aug 7 14:34:20 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * emul_unix.c (HAVE_TCGETATTR): If HAVE_TERMIOS_STRUCTURE is not
+ defined, make sure HAVE_TCGETATTR is #undef'ed
+
+Wed Aug 7 14:34:20 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * std-config.h (REGPARM): Only define REGPARM attributes if using
+ GNU C. Test for __i686__ in case GCC ever defines it. If not on
+ a x86 platform, define REGPARM as nothing.
+
+ * sim-endian.h (WITH_HOST_BYTE_ORDER): Test for i686 and __i686__
+ also.
+
+Wed Aug 7 20:19:55 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * ld-decode.h, ld-decode.c: Rename goto_gen to the more correct
+ goto_switch_gen.
+ * gen-idecode.c: Ditto.
+
+ * gen-idecode.c (print_idecode_table): Comment out check for
+ switch/table combination until a bug with it is fixed.
+
+ * ppc-opcode-goto: New file. Like complex and flat but uses
+ goto-switch instead of padded-switch for the tables.
+
+ * gen-idecode.c (print_goto_switch_name): New function.
+ (print_goto_switch_table_leaf): New function.
+ (print_goto_switch_break): New function.
+ (print_goto_switch_table): New function. Prints a jump table
+ that can be jumped into instead of a switch statement.
+
+ * gen-idecode.c (*switch_*): As an option output a switch that is
+ implemented using a jump table but only if the switch is not
+ boolean.
+
+Tue Aug 6 09:28:22 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * configure.in (--enable-sim-{hardware,packages}): Fix typos.
+ * configure: Regenerate.
+
+ * device.c (device_instance_call_method): Fixup format message in
+ error case. Return 0 in case of error to shut up compiler
+ warnings.
+
+Wed Aug 7 00:17:37 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device_table.c (generic_device_unit_decode): Require a comma
+ between elements of a unit address.
+
+ * device.c (device_tree_print_device): For reg, alternate-reg and
+ ranges properties use special print functions.
+ (device_print_ranges_property): Print formatted ranges property.
+ (device_print_reg_property): Print formatted reg property.
+
+Tue Aug 6 21:35:18 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.c (device_tree_add_parsed): For reg, ranges and
+ alternate-reg properties use a special parser.
+ (device_tree_parse_reg_property): New function to parse a reg
+ property.
+ (device_tree_parse_ranges_property): New function to parse a
+ ranges property.
+ (device_encode_unit): Wrapper for encode_unit callback.
+ (device_decoce_unit): Wrapper for decode_unit callback.
+
+Wed Jul 31 00:02:30 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device_table.h (device_instance_callbacks): Relace the claim and
+ release methods with a more general table mapping from method-name
+ to method-function.
+
+ * device.c (device_instance_call_method): New function. Implement
+ the OpenBoot call-method client interface. Attempts to locate the
+ instances method in the callback table.
+ (device_instance_claim, device_instance_release): Delete.
+ Replaced with call-method and a lookup table.
+
+ * emul_chirp.c (chirp_emul_call_method): Use the new device
+ instance call method and let that handle a client claim call.
+
+ * hw_htab.c (claim_memory): Wrapper function to call the memory
+ devices "claim" method using the new device-instance call-method
+ interface. Replaces the previous direct calls to claim.
+ (htab_map_region): Use claim_memory.
+ (htab_init_data_callback): Ditto.
+
+ * hw_memory.c (hw_memory_instance_claim): Update function
+ interface so that it is compatible with call-method.
+ (hw_memory_instance_release): Ditto.
+ (hw_memory_instance_methods): New table of memory specific
+ methods claim and release. Add to the hw_memory_callback
+ table.
+
+Tue Jul 30 21:26:14 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * psim.c (psim_init): Back out of change to initial value of
+ system->last_cpu.
+
+Tue Jul 30 21:12:24 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * sim_callbacks.h (sim_io_printf_filtered): Replace
+ printf_filtered with a local simulator specific version. Add
+ #define printf_filtered to simplify updating of existing code.
+
+ * sim_callbacks.h (sim_io_write_stdout, sim_io_read_stdin,
+ sim_io_write_stderr): New functions. Read / write to the
+ simulations stdin and stdout and stderr interfaces. Merge in code
+ from hw_pal that previously handled async I/O.
+ (sim_io_flush_stdoutput): Rename flush_stdoutput. Add #define
+ flush_stdoutput to simplify updating of existing code.
+
+ * hw_pal.c (scan_hw_pal, write_hw_pal,
+ hw_pal_instance_write_callback): Use the new sim_io functions.
+
+ * main.c: Implement standalone versions of the new sim_io
+ functions. Include support for async I/O.
+ * sim_calls.c: Ditto. This time using the gdb callback table.
+
+ * std-config.h (CURRENT_STDIO, current_stdio): New macro. Set up
+ stdio configuration so that it works in the same way as the rest
+ of the simulation.
+ * psim.c (psim_create): Initialize current_stdio from the device
+ tree.
+ * emul_generic.c (emul_add_tree_options): Enter a default value
+ for use-stdio in the device tree.
+
+Fri Jul 26 19:43:03 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * gen-idecode.c (print_jump): Was always generating a jump back to
+ idecode. Only necessary at tail of semantic code.
+ (print_jump): Was always setting the processor's cia, even during
+ startup when the processor was still undefined.
+ (print_jump): For safety, restart smp loop when cpu_nr >= nr_cpus,
+ not just equal.
+
+ * options.c (print_options): Add printing of WITH_REGPARM and
+ WITH_STDCALL.
+
+ * std-config.h (WITH_REGPARM, WITH_STDCALL): Provide default
+ (disabled) values if not defined.
+
+Fri Jul 26 00:36:35 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * ppc-cache-rules (cache): Change RS and RB to cache instead of
+ compute. The block move instructions use them.
+
+ * idecode_expression.h (FPSCR_SET): New macro, set specific FPSCR
+ register.
+ (CR_FIELD): New macro, extract specific CR register.
+ (FPSCR_FIELD): New macro, extract specific FPSCR register.
+
+ * registers.h (GPR): New macro, simplify accesses to GPR[i].
+
+ * bits.c (INSERTED): Covert INSERTED macro into a function.
+ (EXTRACTED): Conditionally compile on correct bit size macro.
+
+ * bits.h (BIT8): New macro, set a single bit in an 8 bit byte.
+
+ * ppc-instructions: With hints from Paul Martin, type in missing
+ some instruction semantics. Leave disabled for the moment.
+ (Load Multiple Word): Ditto.
+ (Store Multiple Word): Ditto.
+ (Load String Word Immediate): Ditto.
+ (Load String Word Indexed): Ditto.
+ (Store String Word Immedate): Ditto.
+ (Store String Word Indexed): Ditto.
+ (Move to Condition Register from XER): Ditto.
+ (Move From Condition Register): Ditto.
+ (Move From FPSCR): Ditto.
+ (Move to Condition Register from FPSCR): Ditto.
+ (Move To FPSCR Field Immediate): Ditto.
+ (Move To FPSCR Fields): Ditto.
+ (Move To FPSCR Bit 0): Ditto.
+ (Move To FPSCR Bit 1): Ditto.
+
+Thu Jul 25 22:10:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * std-config.h (SEMANTICS_INLINE): By default, mask out the
+ inlining of semantic functions from DEFAULT_INLINE. Almost all
+ configurations call the semantic code via a pointer so there is
+ little benefit.
+
+ * std-config.h (ICACHE_INLINE): Ditto.
+
+Thu Jul 25 20:07:30 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * configure.in (sim_regparm): Add configuration option for
+ enabling GCC's regparm attribute.
+ * (sim_stdcall): Add configuration option for enabling GCC's
+ stdcall attribute.
+
+ * Makefile.in (REGPARM_CFLAGS): Pass regparam configuration onto
+ compilations.
+ * (STDCALL_CFLAGS): Pass stdcall configuration onto compilations.
+
+ * std-config.h (REGPARM): Extend construction of REGPARM macro so
+ that it can include __stdcall__ function attribute.
+
+Wed Jul 24 19:04:20 1996 Andrew Cagney <cagney@sawnoff>
+
+ * options.c (print_options): Include SUPPORT_INLINE in information
+ dump.
+
+ * gen-idecode.c (print_run_until_stop_body): Only generate loop
+ termination test if creating idecode_run_until_stop. Push the
+ loop termination test back into each alternative branch.
+
+Wed Jul 24 15:47:09 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * gen-icache.c (print_icache_function): Have the cache function
+ always update the cache_entries semantic and address fields.
+
+ * gen-idecode.c (print_idecode_switch_illegal): Include a break
+ when generating illegal instructions. This was commented out
+ which is a hangover from looking a at switch statements generated
+ using indirect jumps.
+
+Tue Jul 23 20:57:01 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * igen.c (print_my_defines): Replaces print_define_my_index.
+ Print both a definition for MY_INDEX and MY_PREFIX.
+ * gen-icache.c (print_icache_function): Adjust.
+ * gen-idecode.c (print_jump_insn): Adjust.
+ * gen-semantics.c (print_c_semantic): Adjust.
+
+ * gen-support.c (gen_support_h): Add optional include to created
+ support.h so that, like cpu, it is optionally inlined for all
+ modules that include it.
+ * inline.h, inline.c: Adjust so that support.[hc] is handled the
+ same as cpu.[hc].
+
+ * idecode_fields.h (LABEL, GOTO): Macro's that create a unique
+ name for a lable and then branch to it.
+
+ * ppc-instructions (convert_to_integer, Floating Round to
+ Single-Precision, Floating Convert from Integer Doubleword): Use
+ LABEL and GOTO instead of the recently added switch statements.
+
+Wed Jul 24 14:02:42 1996 Andrew Cagney <cagney@sawnoff.highland.com.au>
+
+ * gen-idecode.c (print_run_until_stop_body): Too many rparen in
+ generated code.
+
+Tue Jul 23 20:57:01 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * configure.in (--enable-sim-line-nr): Typo - sim_line-nr.
+ * (--enable-sim-inline): Reorder patern matching of arguments so
+ that SUPPORT=ALL_INLINE is reconized as *=* and not *_INLINE.
+
+ * configure: rebuild.
+
+Mon Jul 22 23:25:08 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * configure.in (--enable-sim-hardware, --enable-sim-packages): New
+ configuration options. Let the user specify the packages or
+ hardware devices that are to be included in the build. Makes it
+ possible for user packages to be specified.
+
+ * Makefile.in (tmp-pk, tmp-hw): Just use the list of packages and
+ hardware instead of checking it using ls. configure.in should
+ have taken care of any problems.
+ (HW_SRC, HW_OBJ, PACKAGE_SRC, PACKAGE_OBJ): Set by configure.
+
+Mon Jul 22 22:38:59 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * psim.c (psim_options): Enter the argument to the memory size
+ option directly into the device tree. Was using atol() which is
+ dangerously non portable.
+
+Mon Jul 22 22:17:08 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * configure.in (icache): Extend icache flag to include an insn
+ option. If specifyed the insn - aka instruction - is included in
+ the instruction cache. Make this the default.
+ * configure: re-generate.
+
+ * igen.c (main), igen.h: Add option -S - inSn - for specifying
+ that the instruction should be included in the icache.
+
+ * gen-icache.c (print_icache_body): If enabled, output code to put
+ the instruction into the icache.
+ (print_icache_struct): If enabled, add insn to the icache struct.
+
+Mon Jul 22 20:46:12 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * Makefile.in (BUILD_CFLAGS): Include -g when building the
+ generators.
+
+Mon Jul 22 20:00:25 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * emul_generic.c (emul_add_tree_options): Was incorrectly setting
+ the strict-alignment option when hardwired for non-strict
+ alignment.
+
+Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * gen-semantics.c: Make the my_index variable a macro MY_INDEX.
+
+ * ppc-instructions: Adjust so that references are to MY_INDEX and
+ not my_index.
+
+Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * gen-idecode.c: Output the complete run_until_stop function
+ instead of just the code to handle a single instruction issue.
+ * : Have the generated idecode.c include inline.c (instead of psim.c).
+
+ * std-config.h: Change psim.c so that it isn't inlined (as this is
+ no longer needed).
+
+ * psim.c (run_until_stop): Delete the old run_until_stop function
+ instead calling the idecode_run and idecode_run_until_stop
+ functions that gen-idecode.c is now creating.
+
+Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * dgen.c: Maintenance - update to use new features found in lf.c.
+
+ * filter_filename.c (filter_filename): Maintenance - make the
+ string constant.
+
+Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * debug.c (TRACE, ITRACE, DTRACE): Have GCC instead of CPP
+ eliminate trace statements.
+
+ * debug.c: Change trace format so that it is consistent
+ (file:line-nr) with CC's error output.
+
+ * gen-itable.c (itable_c_insn): Add the source file name and
+ source line number to the instruction's informational entry.
+
+ * debug.c (ITRACE): Use the itable (and my_index) to get the
+ current instructions name and source line number.
+
+ * gen-semantics.c, gen-icache.c: Adjust generated ITRACE calls to
+ match new interface.
+
+ * emul_bugapi.c (emul_bugapi_instruction_call): Adjust
+ corresponding call to ITRACE so that it still matches.
+
+ * idecode_expression.h (ALU_END, CR0_COMPARE): Use TRACE instead
+ of ITRACE. The CPP line directives would have previously set the
+ line-nr and file name so ITRACE isn't needed.
+
+Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * gen-idecode.c (print_jump_until_stop_body): New function and
+ idecode generation option. Instead of generating and calling
+ separate functions containing the semantic and icache code
+ generate a single monolythic function and use goto's (and GCC's
+ indirect jump) to move between code blocks.
+
+ * Makefile.in: Add sim_jump flag to those passed to igen.
+
+ * configure.in: New option --enable-sim-jump (default disabled)
+
+ * ppc-instructions: Eliminate any uses of labels and goto's.
+ These result in duplicate declarations when a single flat function
+ is being create.
+
+ * ppc-opcode-jump: New file. Set of opcode rules useful when
+ testing jumping idecodes.
+
+Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * gen-idecode.c: Optionally include the semantic code for an
+ instruction in the function that is doing the decoding.
+
+ * igen.c: Add option (-C) to generate semantics in the instruction
+ decode functions.
+
+ * configure.in (--enable-sim-icache): Accept an option list such
+ as 1024,define. Add a new choice to the list - semantic - which
+ will cause igen to generate instruction decode functions that
+ include the corresponding semantic code.
+
+Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * configure.in: New option --enable-sim-line-nr (default enabled).
+ Enable/disable the inclusion of CPP line directives in the
+ generated files. Such directives refer back to the source files
+ used when generating the simulator code.
+
+ * Makefile.in (sim_line_nr): Pass to igen.
+
+Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * igen.c (main): Revamp the options so that more letters are
+ available.
+
+ * configure.in: Adjust to match igen's revamped options
+
+Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * Makefile.in (pk.h, hw.h): Rewrite depenencies for hw.h (etc) so
+ that they use the same technique as igen (ie a dummy targets
+ tmp-pk and tmp-hw are created).
+
+Mon Jun 24 22:28:00 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * Makefile.in (BUILD_CFLAGS): Include WARNING_CFLAGS.
+
+Wed Jun 19 21:45:28 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * ld-cache.[hc], ld-decode.[hc], ld-insn.[hc]: New files. Separate
+ out the loading of each of the tables from the rest of igen.
+ * Makefile.in: Adjust.
+ * igen.c: Adjust.
+
+ * gen-icache.[hc], gen-idecode.[hc], gen-itable.[hc],
+ gen-model.[hc], gen-semantics.[hc]: New files. Separate out the
+ code creating each separate set of generated files.
+ * Makefile.in: Adjust.
+ * igen.c: Adjust.
+
+ * gen-support.[ch]: New files. Output the support functions (found
+ in the ppc-instructions file) into a separate file.
+ * Makefile.in: Add.
+ * inline.h, inline.c: Add.
+ * std-config.h: Add.
+
+ * ld-cache.c: Re-design the cache table format.
+ * ppc-cache-rules: Update to new format.
+
+ * ld-decode.c: Re-design the decode table format.
+ * ppc-opcode-simple: Update to new format
+ * ppc-opcode-complex: Ditto
+ * ppc-opcode-flat: Ditto
+
+ * filter.h, filter.c: New files. Separate the opcode filter table
+ reading code from the rest of igen.c. Re-design the filter so that
+ it works inclusivly not exclusivly.
+ * igen.c: Remove the opcode filter table loading code.
+ * Makefile.in (filter.o): Adjust
+ * configure.in: Adjust filter flag so that default includes 32bit
+ and floating point.
+ * ppc-instructions: Clean up filter fields so that only in use
+ entries are specifed (ie delete `be').
+
+ * misc.c (name2i, i2name): New function. Map between a string and
+ an integer value.
+
+Mon Jun 17 20:08:03 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * sim_calls.c (sim_close): If simulator not created, skip printing
+ of run information.
+
+Mon Jun 17 20:08:03 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * registers.c (register_description): Typo, insns not insn.
+
+ * ppc-instructions (model_get_number_of_stalls): New model function,
+ returns number of stalls for the specified processor.
+ * psim.c (psim_read_register): Add call to new function
+ model_get_number_of_stalls().
+
+ * ppc-instructions (model_get_number_of_cycles): New model function,
+ returns number of stalls for the specified processor.
+ * psim.c (psim_read_register): Add call to new function
+ model_get_number_of_cycles().
+
+Fri Jun 14 00:11:56 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device_table.h: Don't pass the parent device into a devices
+ create function. This makes the create function consistent with
+ the documentation.
+ * device.c (device_template_create_device): Ditto
+ * hw_pal.c (hw_pal_create): Ditto
+ * hw_core.c (hw_core_create): Ditto
+ * hw_vm.c (hw_vm_create): Ditto
+ * hw_disk.c (hw_disk_create): Ditto
+ * hw_nvram.c (hw_nvram_create): Ditto
+ * hw_memory.c (hw_memory_create): Ditto
+ * hw_cpu.c (hw_cpu_create): Ditto.
+
+ * device.c (split_find_device): Allow a null initial parent device.
+ (device_template_create_device): Ditto.
+
+ * device.c (device_create_from): Make local (static) only used
+ within device.c.
+ * device_table.h: typedef device_callbacks moved here (from
+ device.h) where it belongs.
+
+ * hw_core.c: New file. Implements just the core device using the
+ core object.
+
+ * corefile.c: Moved all core device functions into the new
+ hw_core.c file. core_device_create() disapears.
+
+ * psim.c (psim_tree): Use device_tree_add_parsed() to create the
+ core device.
+
+Thu Jun 13 00:09:29 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_init.c: Correct typo in comment.
+
+ * corefile.c (core_init): Remove any remaining references to a
+ default map.
+ (core_map_find_mapping): Ditto.
+
+Wed Jun 12 22:30:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * corefile.c (core_init): Make function global so that other
+ devices are able to use the full core object.
+
+ * corefile.c (core_create, core_from_device): Break core_create
+ into two functions. The first creates a core object, the second
+ returns the core object associated with a core device.
+
+ * corefile.c (core_device_create): Use core_create to make the
+ core object.
+
+ * psim.c (psim_create): Use core_from_device() instead of
+ core_create().
+
+ * device.c (device_template_create_device): Make static as only
+ needed by functions internal to device.c.
+
+Fri Jun 7 23:47:18 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * ppc-opcode-test-2: Remove description of fields.
+ * ppc-opcode-complex: Ditto
+ * ppc-opcode-flat: Ditto
+ * ppc-opcode-simple: Ditto
+ * ppc-opcode-stupid: Ditto
+ * ppc-opcode-test-1: Ditto
+ * ppc-cache-rules: Ditto
+
+ * igen.c: Add description of files as a comment at the front.
+
+Wed Jun 26 12:50:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * configure.in: Check for whether the termios and termio
+ structures are really defined, and whether or not, they define the
+ c_line field.
+ * configure: Regenerate.
+
+ * Makefile.in ({,TERMIO_}CFLAGS): Add TERMIO_CFLAGS options set by
+ configure.
+
+ * emul_unix.c: Various changes to allow for building on systems
+ with different termio and termios structures. If host has both
+ termio and termios, just use termios. No longer include
+ sys/ioctl.h.
+
+Wed Jun 26 12:26:55 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 Jun 5 23:53:42 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * corefile.h: Rewrite documentation so that it can be extracted and
+ converted into texinfo (and hence ready for translation into html,
+ tex or nroff).
+ * device.h: Ditto
+
+Thu Jun 6 09:52:37 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * hw_disk.c (SEEK_SET): If SEEK_SET is not defined, define as 0.
+
+Wed Jun 5 11:46:52 1996 Andrew Cagney <cagney@puddin>
+
+ * hw_disk.c: Include <unistd.h> if available. Under SunOS, that
+ is the source of SEEK_SET.
+
+Wed Jun 5 01:39:07 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * psim.c (psim_options): Correct type of dummy arguments being
+ passed to a device_ioctl call.
+
+ * hw_init.c (hw_data_init_data_callback): Adjust printf arguments.
+ (write_stack_arguments): Ditto.
+ * hw_trace.c: Instance callback entry no longer a table.
+
+Wed Jun 5 01:39:07 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * emul_unix.c (do_unix_umask): Cast printf argument.
+ (convert_to_linux_termios): Use LINUX_VSWTC not LINUX_VSWCH
+
Mon Jun 3 15:02:04 1996 Michael Meissner <meissner@tiktok.cygnus.com>
- * device_table.c (update_for_binary_section): Abort if we find an
+ * hw_init.c (update_for_binary_section): Abort if we find an
.interp section, which indicates the need for shared libraries to
be loaded.
+Mon Jun 3 15:02:04 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
* emul_unix.c (do_unix_{time,gettimeofday,getrusage}): Add support
for time, gettimeofday, and getrusage system calls.
({solaris,linux}_descriptors): Add new system calls.
(AC_TYPE_{MODE,OFF,PID,SIZE,UID}_T): Define.
* config{.in,ure}: Regenerate.
+Mon Jun 3 23:19:57 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * emul_netbsd.c (emul_netbsd_create): Use the more specific names
+ `ppc-elf' and `ppc-xcoff' for the stack-type.
+ * emul_unix.c (emul_unix_create): Ditto.
+ * emul_bugapi.c (emul_bugapi_create): Ditto.
+ * hw_init.c: Reconize the new names.
+
+ * emul_unix.c (do_unix_break): Adjust so that the updated ioctl
+ call is used (no system parameter).
+
Sun Jun 2 11:21:17 1996 Michael Meissner <meissner@tiktok.cygnus.com>
* emul_unix.{h,c}: New files to provide Solaris and Linux system
* psim.c (psim_usage): Add message about solaris, linux
emulations.
+Thu May 30 00:00:10 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_iobus.c: Tidy up notes so that they can be auto-extracted.
+
+ * README: Correct PSIM's title
+
+Wed May 29 23:50:26 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * basics.h: New global type object_disposition, used to indicate
+ the status of objects when things are restarted.
+
+Fri May 17 17:28:52 1996 Andrew Cagney <cagney@benjimen.highland.com.au>
+
+ * device_table.h: Change the interrupt descriptor structure so
+ that it includes an additional member - an upper bound on the
+ interrupts by that name.
+
+ * device.c (device_interrupt_decode): Allow a range of interrupt
+ ports (eg rst0 .. rst6) if the port descriptors bound is non zero.
+
+ * device.c (device_tree_print_device): Include a list of valid
+ interrupt ports when listing supported devices.
+
+ * device.h, device.c (device_child_interrupt_*): Delete. Not used.
+
+ * emul_generic.c (emul_add_tree_hardware): Modify the creation of
+ the interrupt net so that it uses int0 .. intN.
+
+Tue May 14 23:03:53 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device.h, device.c (device_ioctl): Drop the system argument.
+ Devices can not obtain this using the device_system() call.
+ * device_table.h: Adjust accordingly.
+ * hw_*.c: Adjust accordingly.
+ * emul_netbsd.c (do_break): Adjust call to vm device accordingly.
+ * psim.c (psim_options): Use a device_ioctl call to force the
+ hw_trace device to update the trace options.
+ * hw_trace.c: Replace the init function with an ioctl call. Adjust
+ doc accordingly.
+
+ * psim.c (psim_init): Re-order initialization so that the
+ os-emulation is initialized after the device tree. Without this,
+ os-emul's are not able to create instances or access properties
+ that contain an instance handle.
+
+ * device.h, device.c (device_add_*_property): Make these functions
+ internal to device.c. The user has access to the more generic
+ device_tree_add_parsed function. Differentiate between the initial
+ and current value for each property.
+ * (clean_device_properties): New function that deletes any
+ properties created after the start of a simulation and restores
+ the initial value of any others (ignoring ihandles).
+ * (init_device_properties): (Re)Initialize any properties that
+ contain ihandles. create
+
+ * (device_tree_init): Include calls to clean the device tree's
+ properties and then initialize them. Document this in the device.h
+ file.
+
+Mon May 6 17:36:15 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * interrupts.c (decrementer_interrupt): Always pend a decrementer
+ interrupt even if it is not yet possible to deliver it.
+
+Wed May 1 12:26:51 1996 Andrew Cagney <cagney@benjimen>
+
+ * mon.h, mon.c (mon_get_number_of_insns): Make this externally
+ visable adjusting the arguments so that the interface is correct.
+ (mon_print_info): Adjust calls.
+
+ * registers.h, registers.c (register_description): Add phony
+ cycle, insn and stall registers.
+
+ * psim.c (psim_read_register): Return nr of instructions for given
+ processor.
+
+Tue Apr 30 22:09:09 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_htab.c: New file. Extract contents from disk_table.c.
+ Contains a device that, during initialization will create a
+ PowerPC htab in memory.
+ * hw_register.c: New file. Extract contents from disk_table.c.
+ Contains a device that, during initialization, will parse its
+ property list and use that to initialize various processor
+ registers (not target specific).
+ * hw_vm.c: New file. Extract contents from disk_table.c. Contains
+ a device that handles accesses to invalid virtual memory addresses
+ (in user mode).
+ * hw_init.c: New file. Extract contents from disk_table.c. Misc
+ devices that can initialize memory from a file.
+ * hw_trace.c: New file. Extract contents from disk_table.c.
+ Configure trace options from property values.
+
+ * Makefile.in (hw_htab.o, hw_register.o, hw_vm.o, hw_init.o,
+ hw_trace.c): Add new device files.
+
+ * device_table.c: Remove above code, now in separate independant
+ files.
+
+Fri Apr 26 00:00:07 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_disk.c: New file. Disk and CDROM device.
+
+ * Makefile.in (hw_disk.o): Add device hw_disk.c.
+
+ * pk_disklabel.c: New file. Implement the miss-named disk-label
+ package.
+
+ * Makefile.in (pk.h): Create the file pk.h that contains a list of all
+ the packages.
+
+ * Makefile.in (hw.h, hw.c): Add dependancy on Makefile so that
+ they are re-created when the makefile is updated.
+
+ * emul_generic.c (emul_add_tree_hardware): Add a disk device
+ (below the iobus) to the device tree. Include an ihandle of
+ the disk as /chosen/disk.
+
+ * emul_bugapi.c (emul_bugapi_create): Don't initialize the input,
+ output and (new) disk handles yet.
+ * (emul_bugapi_init): Initialize the input, output (and just added)
+ disk ihandles here.
+ * (emul_bugapi_do_diskio): New. Performs disk i/o (well at least
+ what I think the behavour is).
+ * emul_bugapi.c (emul_bugapi_instruction_call): Add hook to disk
+ i/o bug call. For RETURN call, exit using gpr[3]'s status even
+ though this isn't part of the spec - makes it possible for machine
+ code to signal the aporting of a simulation run.
+
+ * emul_chirp.c (chirp_emul_call_method): Add support for the
+ claim/release methods.
+ * (chirp_emul_exit): Add an optional exit status argument to
+ the exit method. Makes it possible for chirp emul simulations
+ to abort upon an error.
+ * device.h, device.c (device_instance_claim,
+ device_instance_release): New methods for claiming and releasing
+ memory.
+ * hw_memory.c: add claim and release memory methods.
+ * hw_*: Use the claim memory method when allocating physical
+ memory.
+
+Thu Apr 18 23:38:10 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * hw_nvram.c (hw_nvram_update_clock): Use the current not previous
+ time when updating the clock.
+
+ * hw_nvram.c: Tidy up documentation
+
Fri May 24 10:08:10 1996 Michael Meissner <meissner@tiktok.cygnus.com>
* configure.in (AC_STRUCT_ST_{BLKSIZE,BLOCKS,RDEV}): Use these
* device_table.c (stack_ioctl_callback): Return 0 status.
(vm_ioctl_callback): Ditto
+Sat Apr 13 00:00:24 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * emul_netbsd.c (do_read): Correctly set the return value.
+ (do_getpid): Ditto.
+ (do_getuid): Ditto.
+ (do_geteuid): Ditto.
+ (do_dup): Ditto.
+ (do_getegid): Ditto.
+ (do_getgid): Ditto.
+ (do_sigprocmask): Ditto.
+ (do_umask): Ditto.
+ (do_dup2): Ditto.
+ (do_gettimeofday): Ditto.
+ (do_getrusage): Ditto.
+ (do_fstat): Ditto.
+ (do_stat): Ditto.
+ (do_lseek): Ditto.
+ (do___sysctl): Ditto.
+
+Fri Apr 12 20:56:47 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * device_table.c (vm_ioctl_callback): Don't access the processor
+ registers directly, instead leave it to the caller to handle this.
+
+ * emul_netbsd.c (do_break): Which calls vm_ioctl_callback to
+ perform a break. Pass in the new break value and set the
+ registers according to the result.
+
+ * emul_generic.c (emul_write_status): Change so that r3 contains
+ either status or errno and failure is indicated by SO.
+
+Thu Apr 4 23:03:38 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * emul_bugapi.c (emul_bugapi_create): More strict check of OEA
+ address.
+
Thu Apr 4 20:58:05 1996 Andrew Cagney <cagney@highland.com.au>
* interrupts.h (interrupts): New structure contains state of
* Makefile.in (hw_iobus.o): New dependency.
+Fri Mar 29 12:17:58 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * emul_bugapi.c (_os_emul_data): Add fields for output, input.
+ (emul_bugapi_create): Create input, output from /chosen/stdin and
+ /chosen/stdout.
+ (emul_bugapi_do_{read,write}): Switch to use device_instance
+ interface.
+ (emul_bugapi_instruction_call): Change calls to
+ emul_bugapi_do_{read,write} to pass device instance argument.
+
+Tue Mar 26 14:57:58 1996 Michael Meissner <meissner@tiktok.cygnus.com>
+
+ * igen.c (idecode_switch_end): Fix 2/26 change so that an extra
+ default is not written out if a default was already written.
+
+ * psim.c (psim_{read,write}_register): Use sizeof unsigned_8 to
+ size cooked_buf, not sizeof natural_word, since floating point
+ registers are 8 bytes.
+
Mon Mar 25 22:07:13 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
* configure: Regenerate with autoconf 2.9.
* device_table.h: Always include string headers.
+Thu Mar 21 00:06:09 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * main.c (error): Be careful to not try to print out statistics
+ when the simulation was never created.
+
Sun Mar 17 22:40:57 1996 Andrew Cagney <cagney@highland.com.au>
* basics.h: Move the event queue's definition to here so that it
* device.c (device_tree_print_device, device_tree_add_parsed):
Remove references to phandle properties.
+Wed Feb 28 00:43:07 1996 Andrew Cagney - aka Noid <cagney@highland.com.au>
+
+ * Makefile.in (corefile.o): missing dependency on device_table.h
+ etc.
+
Tue Feb 27 23:59:35 1996 Andrew Cagney - aka Noid <cagney@highland.com.au>
* device_table.h: Revamp device init callbacks so that they are a
* (address nee config_address): ditto.
* (interrupt): ditto.
+Mon Feb 26 21:11:20 1996 Andrew Cagney - aka Noid <cagney@highland.com.au>
+
+ * igen.c (idecode_switch_end): Output a default entry when the
+ switch statement is perfect. Firstly stops GCC complaining about
+ an incomplete switch and secondly it will be eliminated by a good
+ compiler any way.
+
Mon Feb 26 22:47:15 1996 Andrew Cagney - aka Noid <cagney@highland.com.au>
* Makefile.in (hw.h, hw.c): New targets. Create from the list of
* device_table.c: Delete the memory device (moved to hw_memory.c).
* hw_memory.c: New file. Just an OpenBoot memory device.
+
+Wed Jan 17 21:47:34 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * device.c (device_init_address): New. Split initialization into
+ two stages, address and address spaces
+ * device.c (device_init_data): New. ... and data or other work.
+ With out this, devices try to modify memory before it as been
+ attached.
+
+ * device.c (device_tree_init): Update to perform staged
+ initialization.
+
+ * device.c (device_init): Delete.
+
+Wed Jan 17 21:43:09 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * device_table.c (data_*): Rewrite to make heaver use of property
+ nodes. Allow initialization by different data types.
+ * device_table.c (htab_* pte_*): Rewrite to use properties.
+
+ * emul_chirp.c (emul_chirp_create): Use
+ * emul_bugapi.c (emul_bugapi_create): Ditto
+ * emul_netbsd.c (emul_netbsd_create): Ditto
+
+Wed Jan 17 21:24:50 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * emul_generic.c (emul_add_tree_options): Annotate existing tree
+ with options that haven't yet been specified.
+ * emul_generic.c (emul_add_tree_hardware): Annotate existing tree
+ with demo devices and properties.
+
+ * emul_chirp.c (emul_chirp_create): Update to use new
+ device_tree_add_parsed call and additional information now
+ included in the device tree. Use emul_add_tree* functions to add
+ any missing details.
+ * emul_bugapi.c (emul_bugapi_create): Ditto
+ * emul_netbsd.c (emul_netbsd_create): Ditto
+
+Wed Jan 17 21:18:27 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * device.c (device_instance_create): New. Create/delete and
+ operate on instances of a device.
+ * device.c (device_instance_delete): Ditto
+ * device.c (device_instance_read): Ditto
+ * device.c (device_instance_write): Ditto
+ * device.c (device_instance_seek): Ditto
+ * device.c (device_instance_data): Ditto
+ * device.c (device_instance_name): Ditto
+ * device.c (device_instance_path): Ditto
+
+ * emul_chirp.c (chirp_emul_open): Implement using device_instance.
+ * emul_chirp.c (chirp_emul_close): Ditto
+ * emul_chirp.c (chirp_emul_read): Ditto
+ * emul_chirp.c (chirp_emul_write): Ditto
+ * emul_chirp.c (chirp_emul_seek): Ditto
+
+ * emul_chirp.c (chirp_read_t2h_args): Read arguments from device.
+ Being careful to convert all from target to host byte order.
+ * emul_chirp.c (chirp_write_h2t_args): Converse.
+
+Wed Jan 17 20:07:15 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * device.c (device_tree_add_parsed): New. Rewrite code to add
+ devices to the device tree so that a single printf style function
+ is used.
+
+ * device.c (device_tree_add_*): Delete. Replaced by above.
+
+ * device.c (split_device_specifier): Functions to manipulate a
+ device specifier (path) breaking it into its components
+ * device.c (split_property_specifier): Ditto
+ * device.c (split_device_name): Ditto
+ * device.c (split_find_device): Ditto
+
+ * device.c (scan_*): Delete
+
+ * device.c (device_tree_find_device): Rewrite to use above.
+ * device.c (device_add_property): Ditto
+
+Wed Jan 17 19:51:56 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * psim.c(psim_options): Parse the psim options, installing their
+ value in the device tree. Options are now first entered into a
+ device tree and then extracted out again when needed. This allows
+ greater flexability in configuration.
+
+ * psim.c (psim_tree): Returns a basic device tree ready for
+ parsing by psim_options.
+ * psim.c (psim_usage): New. Give usage to varing levels of detail
+ according to the verbosity. In turn output device and trace
+ usage.
+
+ * main.c (main): Update to use new system
+ * sim_calls.c (sim_open, sim_do_command): Ditto
+
+ * psim.c (psim_options): Add `r' option - ram size.
+ * psim.c (psim_options): Add `o' option - openboot tree entry.
+ * psim.c (psim_options): Add `h'/`H' options - more help.
+
+ * debug.c (trace_usage): Add more detailed help.
+ * device.c (device_usage): New. Output help including a list of
+ the devices currently available in the device table.
+ * device_table.c: Add usage operator to each device.
+
+ * corefile.c (core_create, core_device_create): Adjust so that the
+ core device is created earlier for psim_tree(). Core can later be
+ created from it.
+
+ * psim.c (psim_create): Update to handle above way of creating
+ things. Extract all information from the device tree.
+
+ * device_tree.c (trace_*): New device node, its properties are
+ used to set the value of the trace options. Init this device (in
+ psim_options) when ever the options are updated.
+
+Wed Jan 17 19:46:07 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * debug.h: Add trace_print_info, trace_print_device_tree and
+ trace_dump_device_tree. The first is a replacement for the
+ variable `print_info' found in main.c and sim_calls.c. The latter
+ two enable the dumping of the entire device tree.
+
+ * debug.c: Add to trace_description table.
+
+ * main.c (main): Use above trace instead of local variable
+ * sim_calls.c (sim_close): Ditto
+
+ * device.c (device_tree_print_device): New. Prints the device
+ tree in a format that is consistent with what can be parsed by the
+ device tree load from file code.
+
+ * psim.c (psim_create): Dump device tree if enabled. If nump
+ selected, exit psim immediatly.
+
+Wed Jan 17 19:36:52 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * corefile-n.h (core_map_read_N): When mapping from an address to
+ a device, do not subtract the devices base. The device its self
+ can do this. Brings the behavour into line with OpenBoot.
+ * corefile-n.h (core_map_write_N): Ditto
+ * corefile.c (core_map_read_buffer): Ditto
+ * corefile.c (core_map_write_buffer): Ditto
+
+ * device_table.c (console_io_read_buffer_callback): Adjust to
+ handle biased address.
+ * device_table.c (console_io_write_buffer_callback): Ditto
+
+Wed Jan 17 18:36:09 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * device.c (attach_device_interrupt_edge): New. Interrupt model
+ did not allow interrupts to be wired up as a general net (edges).
+ Re-implement so that interrupt events can be passed to multiple
+ controllers and interrupt controllers can further propogate
+ interrupt events.
+
+ * device.c (attach_device_interrupt_edge) : New, Ditto
+ * device.c (detach_device_interrupt_edge) : New, Ditto
+ * device.c (clean_device_interrupt_edges) : New, Ditto
+ * device.c (device_interrupt_event) : New, Ditto
+ * device.c (device_interrupt_attach) : New, Ditto
+ * device.c (device_interrupt_detach) : New, Ditto
+ * device.c (device_child_interrupt_attach) : New, Ditto
+ * device.c (device_child_interrupt_detach) : New, Ditto
+
+ * device.c (device_attach_interrupt) : Delete old
+ * device.c (device_detach_interrupt) : Delete old
+ * device.c (device_interrupt) : Delete old
+ * device.c (device_interrupt_ack) : Delete old
+
+ * device_table.c (unimp_*) : Update to match
+
+ * device_table.c (icu_io_write_buffer_callback) : Update to use
+ interface.
+ * device_table.c (icu_interrupt_event_callback) : Ditto
+
+Wed Jan 17 18:18:40 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * device.c (external_to_device) : New function that provides a
+ standard mapping between a devices internal representation (a
+ pointer) and its external (or what is passed to a client)
+ representation (a phandle). Implement using the cap object
+ attached to the root node.
+
+ * device.c (device_to_external) : Ditto
+ * device.c (external_to_device_instance) : Ditto but for ihandle
+ and device instance.
+ * device.c (device_instance_to_external) : Ditto
+
+ * Makefile (device.o): Add dependency on cap.
+
+ * emul_chirp.c (struct _emul_chirp_data) : Elimate use of cap. Code
+ needing to translate between internal and external representations
+ changed to use the external_to_device et.al. device operations.
+ * emul_chirp.c (chirp_emul_*) : Ditto
+
+ * Makefile (emul_chirp.o): Remove dependency on cap
+
+Sat Jan 6 10:13:26 1996 Andrew Cagney - aka Noid <cagney@highland.com.au>
+
+ * emul_chirp.c (map_over_chirp_note): Tighten up (and fix) checks
+ on OpenBoot note section.
+
+Fri Jan 5 20:28:53 1996 Andrew Cagney <cagney@hignland.com.au>
+
+ * emul_generic.c (emul_write_buffer): Use vm faulting byte
+ read/write calls for buffer transfers. This will cause a fault to
+ occure if the transfer fails. CHRP catches the fault while the
+ others suffer the consequences.
+ (emul_read_buffer): Ditto.
+ (emul_write_word): Ditto.
+ (emul_read_word): Ditto.
+ (emul_read_string): Ditto.
+
+Fri Jan 5 18:55:34 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * emul_chirp.c (emul_chirp_create, emul_chirp_instruction_call),
+ emul_generic (emul_blr_instruction): Use a real blr instruction to
+ return from a client service call.
+
+ * emul_chirp.c (services): Add all OpenBoot services to table.
+
+ * emul_generic.h, emul_bugapi.c (emul_bugapi_create), emul_chirp.c
+ (emul_chirp_create) : Use names instead of numbers for
+ instructions being stored in memory.
+
+Fri Jan 5 18:52:28 1996 Andrew Cagney <cagney@highland.com.au>
+
+ * Makefile.in (maintainer-clean): Remove .log, core and *.core
+ (From NetBSD) files.
+
+Wed May 29 22:57:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au>
+
+ * ChangeLog.00, ChangeLog: ChangeLog from gdb-4.16 becomes
+ ChangeLog.00
+
projects / thirdparty / binutils-gdb.git / blobdiff