blob: 13dda80c92e397ed0a49ab179af7c7113c7f6ace [file] [log] [blame]
2021-07-01 Mike Frysinger <>
* Delete sim-reserved-bits.
* std-config.h (WITH_RESERVED_BITS): Delete.
* configure: Regenerate.
2021-06-30 Mike Frysinger <>
* Add -W flags from ../m4/sim_ac_option_warnings.m4.
Run compile tests against each flag.
* configure: Regenerate.
2021-06-29 Mike Frysinger <>
* main.c (sim_io_error): Add comment
* sim_calls.c (sim_io_error): Likewise. Change "" to " ".
(error): Likewise.
2021-06-20 Mike Frysinger <>
* Delete sim-inline logic.
* configure: Regenerate.
2021-06-19 Mike Frysinger <>
* Replace ALL_INLINE with ALL_C_INLINE and
* inline.h: Likewise.
* options.c: Likewise.
* std-config.h: Likewise. Include sim-inline.h explicitly.
(ALL_INLINE): Delete.
* configure: Regenerate.
2021-06-19 Mike Frysinger <>
* Move intl vars to ../
*, configure: Regenerate.
2021-06-19 Mike Frysinger <>
* Delete toolchain vars.
* Likewise.
* configure: Regenerate.
2021-06-19 Mike Frysinger <>
(ZLIB): Use $(zlibdir).
* Delete AM_ZLIB & AC_PLUGINS calls.
* aclocal.m4,, configure: Regenerate.
2021-06-18 Mike Frysinger <>
* (WERROR_CFLAGS): Delete.
* Delete werror configure option.
* configure: Regenerate.
2021-06-18 Mike Frysinger <>
* Include ../
2021-06-18 Mike Frysinger <>
* sim-main.h: Delete sim-signal.h include.
2021-06-17 Mike Frysinger <>
* (ENDIAN_CFLAGS): Delete.
* Delete sim-endian.
* configure: Regenerate.
2021-06-17 Mike Frysinger <>
* igen.c (gen_semantics_h): Rename PAGE_SIZE to MPC860C0_PAGE_SIZE.
* ppc-instructions: Likewise.
2021-06-16 Mike Frysinger <>
* Delete AC_EXEEXT call.
* configure: Regenerate.
2021-06-16 Mike Frysinger <>
* Delete sim-assert logic.
*, configure: Regenerate.
2021-06-16 Mike Frysinger <>
* altivec.igen: Change BIG_ENDIAN to BFD_ENDIAN_BIG.
* emul_generic.c: Likewise.
* options.c (options_byte_order): Likewise. Change int to bfd_endian.
* psim.c (current_target_byte_order): Change type to bfd_endian.
& BFD_ENDIAN_BIG respectively.
* sim-endian-n.h: Likewise.
* sim-endian.c: Likewise.
* std-config.h: Include bfd.h.
(current_target_byte_order): Change type to bfd_endian.
* vm.c (vm_synchronize_context): Change LITTLE_ENDIAN & BIG_ENDIAN to
* configure: Regenerate.
2021-06-16 Mike Frysinger <>
* basics.h (__attribute__): Delete.
* misc.h (__attribute__): Likewise.
Include ansidecl.h.
2021-06-16 Mike Frysinger <>
* cpu.h: Include ansidecl.h.
(cpu_error): Change __attribute__ ((format (printf... to
* device.h (device_error): Change __attribute__ ((format (printf...
* lf.h: Include ansidecl.h.
(lf_printf): Change __attribute__ ((format (printf... to
* sim_callbacks.h (sim_io_printf_filtered): Change __attribute__
((format (printf... to ATTRIBUTE_PRINTF_1.
* tree.h (tree_parse): Change __attribute__ ((format (printf... to
2021-06-16 Mike Frysinger <>
* double.c: Include ansidecls.h.
* dp-bit.c: Change __attribute__ ((packed)) to ATTRIBUTE_PACKED.
2021-06-16 Mike Frysinger <>
* basics.h (NORETURN): Delete.
* sim_callbacks.h: Include ansidecl.h. Change NORETURN to
* sim_calls.c: Likewise.
2021-06-16 Mike Frysinger <>
* basics.h (UNUSED): Delete.
* gen-icache.c (print_icache_extraction): Change UNUSED to
* idecode_expression.h: Likewise. Include ansidecl.h.
* inline.h: Likewise.
2021-06-16 Mike Frysinger <>
* basics.h: Delete CONCAT* and XCONCAT* macros.
* corefile.c: Include symcat.h.
* idecode_fields.h: Likewise.
* sim-endian.c: Likewise.
* vm.c: Likewise.
2021-06-16 Mike Frysinger <>
* device.h (device_add_boolean_property): Rename bool arg to boolean.
2021-06-16 Mike Frysinger <>
* Delete sim-hostendian logic.
* altivec_registers.h (WITH_HOST_BYTE_ORDER): Rename to ...
(HOST_BYTE_ORDER): ... this.
* options.c: Likewise.
* sim-endian.c: Likewise.
* psim.c (current_host_byte_order): Delete.
(HOST_BYTE_ORDER): ... this.
* sim-endian-n.h: Likewise.
* sim-endian.h: Delete all custom endian include & define logic.
* std-config.h (WITH_HOST_BYTE_ORDER): Delete.
(LITTLE_ENDIAN): Define fallback.
(BIG_ENDIAN): Likewise.
(current_host_byte_order, CURRENT_HOST_BYTE_ORDER): Delete.
*, configure: Regenerate.
2021-06-13 Mike Frysinger <>
(LIB_OBJ): Replace version.o with $(COMMON_OBJS).
(version.c, version.o): Delete rules.
2021-06-12 Mike Frysinger <>
* Add $(EXEEXT) to run and psim.
2021-06-12 Mike Frysinger <>
* Delete sim-alignment.
* configure: Regenerate.
2021-06-12 Mike Frysinger <>
* Delete calls to ACX_PKGVERSION & ACX_BUGURL.
* aclocal.m4,, configure: Regenerate.
2021-06-12 Mike Frysinger <>
* Delete sim-stdio & sim-trace.
* debug.h: Define TRACE_* defines.
*, configure: Regenerate.
2021-06-12 Mike Frysinger <>
*, configure: Regenerate.
2021-06-12 Mike Frysinger <>
* Delete sim-env configure option.
* defs.h: Include ../config.h. Undefine PACKAGE* defines.
* std-config.h (ALL_ENVIRONMENT): Define.
*, configure: Regenerate.
2021-06-09 Mike Frysinger <>
* basics.h (NULL): Delete.
* gen-itable.c (NULL): Likewise.
* gen-model.c (NULL): Likewise.
* ld-cache.c (NULL): Likewise.
* ld-decode.c (NULL): Likewise.
2021-05-29 Mike Frysinger <>
* (WERROR_CFLAGS): Add -Wno-format for mingw32 hosts.
* configure: Regenerate.
2021-05-29 Mike Frysinger <>
* emul_generic.c (emul_write_status): Rename errno to err.
(emul_write2_status): Likewise.
* emul_generic.h (emul_write_status, emul_write2_status): Likewise.
* emul_netbsd.c (errno): Delete.
* emul_unix.c (errno): Delete.
2021-05-29 Mike Frysinger <>
* (INCLUDES): Add -I../..
2021-05-16 Mike Frysinger <>
* (gentmap): Pass -DUSE_CONFIG_H.
* basics.h, debug.c, filter_filename.c, inline.c, sim-endian.c,
words.h: Replace config.h include with defs.h.
* defs.h: New file.
2021-05-15 Mike Frysinger <>
* (WERROR_CFLAGS): Define.
* Add --enable-werror.
* device.c (device_full_name): Delete full_name variable.
(device_clean): Delete system variable.
* emul_chirp.c (chirp_emul_getprop): Cast vars to unsigned long.
(chirp_emul_seek): Likewise.
* hw_glue.c (hw_glue_init_address): Use %zu format.
* hw_ide.c (hw_ide_io_read_buffer): Cast vars to unsigned long.
(hw_ide_io_write_buffer): Likewise.
* hw_init.c (update_for_binary_section): Cast vars to unsigned long.
* hw_phb.c (hw_phb_dma_read_buffer): Likewise.
(hw_phb_dma_write_buffer): Likewise.
* hw_shm.c (hw_shm_init_data): Delete d variable.
(hw_shm_attach_address_callback): Delete shm variable.
* igen.c (gen_semantics_c): Include tree.h.
* interrupts.c (alignment_interrupt): Cast vars to unsigned long.
* ld-insn.c (dump_insn_field): Cast vars to unsigned long.
* main.c (main): Add const to argv.
* options.c (print_options): Cast var to int.
* ppc-instructions: Add %s to format. Delete shifted variable. Add
parenthesis to binary operations.
* psim.c (find_arg): Add const to return and argv.
(is_num): Add const to string.
(psim_options): Add const to return and argv, and p & param.
(psim_command): Add const to argv, device, and media.
(psim_stack): Add const to argv and envp.
* psim.h: Add const to psim_options, psim_command, and psim_stack.
* tree.c (parse_reg_property): Delete & from sizeof.
* vm.c (om_virtual_to_real): Const vars to long.
* vm_n.h (vm_data_map_read_N): Change format to %zu.
(vm_data_map_write_N): Likewise.
* configure: Regenerate.
2021-05-14 Mike Frysinger <>
* Update path.
* gdb-sim.c: Update include path.
* main.c: Likewise.
* psim.h: Likewise.
* sim_calls.c: Likewise.
2021-04-22 Tom Tromey <>
* mon.c: Update includes.
* emul_unix.c: Update includes.
(do_unix_gettimeofday): Update condition.
2021-04-22 Tom Tromey <>
* (stamp-vals, stamp-map): New targets.
(targ-vals.h, targ-map.c): Update.
(clean): Remove files.
2021-04-08 Tom Tromey <>
* emul_unix.c: Include time.h.
2021-04-08 Simon Marchi <>
* Set ASAN_OPTIONS when running igen.
2021-04-03 Mike Frysinger <>
* (install): Install as run-ppc when not the primary arch.
(install-strip): Likewise.
2021-03-13 Mike Frysinger <>
* (BUILD_LDFLAGS): Rename to ...
(LDFLAGS_FOR_BUILD): ... this.
2021-03-13 Mike Frysinger <>
2021-03-08 Mike Frysinger <>
* (gentmap, dgen, igen, tmp-filter, tmp-ld-decode,
tmp-ld-cache, tmp-ld-insn): Delete $(BUILD_LIBS).
2021-03-07 Mike Frysinger <>
* (check): Define.
2021-02-13 Mike Frysinger <>
* Replace sinclude with AC_CONFIG_MACRO_DIRS.
* aclocal.m4, configure: Regenerate.
2021-02-06 Mike Frysinger <>
(NOWARN_CFLAGS): Likewise.
* Delete AC_SUBST(HDEFINES) and bfd/
* configure: Regenerate.
2021-01-19 Mike Frysinger <>
* (version.c): Simplifiy args and call move-if-change.
2021-01-11 Mike Frysinger <>
* Delete checks for stdlib.h, string.h,
strings.h, and time.h.
*, configure: Regenerate.
* cpu.c, debug.c, device.c, device_table.c, device_table.h,
dgen.c, emul_bugapi.c, emul_chirp.c, emul_netbsd.c, emul_unix.c,
filter.c, hw_com.c, hw_eeprom.c, hw_nvram.c, hw_opic.c, hw_pal.c,
hw_phb.c, hw_sem.c, hw_shm.c, lf.c, main.c, misc.c, misc.h,
mon.c, pk_disklabel.c, psim.c, registers.c, sim_calls.c, table.c,
HAVE_STRINGS_H, HAVE_LIMITS_H, HAVE_TIME_H, and strings.h include.
* hw_nvram.c: Likewise.
(_hw_nvram_device): Always define host_time as time_t.
(hw_nvram_update_clock): Delete error fallback.
* gen-model.c (gen_model_c): Delete HAVE_STDLIB_H output.
2021-01-09 Mike Frysinger <>
* configure: Regenerate.
2021-01-08 Mike Frysinger <>
* sim_calls.c (sim_memory_map): Define.
2021-01-04 Mike Frysinger <>
* gen-icache.c, igen.c: Include stdlib.h.
2021-01-04 Mike Frysinger <>
* acinclude.m4 (ACX_BUGURL): Change http:// to https://.
* configure: Regenerate.
2020-10-20 Dr. David Alan Gilbert <>
* emul_netbsd.c (do_sigprocmask): Fix printf format.
2020-07-03 Sebastian Huber <>
* ld-insn.h (last_model, last_model_data, last_model_function,
last_model_internal, last_model_macro, last_model_static):
(max_model_fields_len, model_data, model_functions,
model_internal, model_macros, model_static, models): Declare, but do not
* ld-insn.c (last_model, last_model_data, last_model_function,
last_model_internal, last_model_macro, last_model_static,
max_model_fields_len, model_data, model_functions,
model_internal, model_macros, model_static, models): Define.
2020-03-12 Kamil Rytarowski <>
* emul_netbsd.c (netbsd_signal_names): Sync with NetBSD 9.99.49.
2020-03-12 Kamil Rytarowski <>
* emul_netbsd.c (netbsd_error_names): Sync with NetBSD 9.99.49.
2019-12-19 Tom Tromey <>
PR build/24572:
* (install-strip): New target.
2019-09-20 Alan Modra <>
* emul_generic.c (emul_add_tree_options): Delete old bfd code.
2019-01-26 Tom Tromey <>
* (version.c): Use sim's
2018-05-09 Sebastian Rasmussen <>
* e500_registers.h: Comment typo fix.
* ppc-instructions (ppc_insn_mfcr): Likewise.
2017-09-05 John Baldwin <>
PR sim/20863
* sim_calls.c (error): New function.
2017-02-13 Mike Frysinger <>
* cpu.h: Include libiberty.h.
* emul_bugapi.c (emul_bugapi_instruction_name): Use ARRAY_SIZE.
* emul_generic.h: Include libiberty.h.
* emul_netbsd.c (emul_netbsd_syscalls): Use ARRAY_SIZE.
* emul_unix.c (convert_to_solaris_stat): Likewise.
(emul_solaris_syscalls): Likewise.
(emul_linux_syscalls): Likewise.
* options.c (print_options): Likewise.
* ppc-instructions: Likewise.
2016-01-10 Mike Frysinger <>
* (sim-assert): Call AC_MSG_CHECKING,
(sim-env, sim-stdio, sim-trace): Delete.
*, configure: Regenerate.
WITH_STDIO): Delete.
2016-01-10 Mike Frysinger <>
* configure: Regenerate.
2016-01-10 Mike Frysinger <>
* configure: Regenerate.
2016-01-10 Mike Frysinger <>
* Delete --enable-sim-regparm and sim_regparm,
and --enable-sim-stdcall and sim_stdcall.
* configure: Regenerate.
* inline.h: Delete REGPARM everywhere.
* options.c (print_options): Delete WITH_REGPARM and
* std-config.h (WITH_REGPARM, WITH_STDCALL, REGPARM): Delete.
2016-01-10 Mike Frysinger <>
* Delete --enable-sim-cflags and sim_cflags.
* configure: Regenerate.
* INSTALL: Delete all mention of --enable-sim-cflags.
* (SIM_CFLAGS): Delete.
(psim): Likewise.
2016-01-06 Mike Frysinger <>
* sim_calls.c (sim_open): Mark argv const.
(sim_create_inferior): Mark argv and env const.
2016-01-04 Mike Frysinger <>
* (sim-bswap): Delete.
* configure: Regenerate.
* INSTALL: Delete --enable-sim-bswap docs.
* (BSWAP_CFLAGS): Delete.
* options.c (print_options): Delete WITH_BSWAP.
* sim-endian.h (htonl, ntohl): Delete.
* std-config.h (WITH_BSWAP): Delete.
2016-01-02 Mike Frysinger <>
* main.c (main): Pass SIM_OPEN_STANDALONE to psim_options and
* psim.c (psim_usage): Add new kind arg. Only show bug URL and
exit when kind is SIM_OPEN_STANDALONE.
(psim_options): Add new kind arg. Pass kind down to all psim_usage
calls. Replace error/break calls after psim_usage with return NULL.
Only exit with version case when kind is SIM_OPEN_STANDALONE.
* psim.h: Include gdb/remote-sim.h.
(psim_options): Add new kind arg.
(psim_usage): Likewise.
* sim_calls.c (sim_open): Pass kind to psim_options. Return NULL
when it returns NULL.
2015-12-29 Kevin Buettner <>
* emul_netbsd.c (fd_closed): New static array.
(fdbad): New function.
(do_read, do_write, do_close, do_dup, do_ioctl, do_dup2, do_fcntl)
(do_fstatfs, do_fstat, do_lseek): Call `fdbad'.
(emul_netbsd_init): Initialize `fd_closed'.
* emul_unix.c (fd_closed): New static array.
(fdbad): New function.
(do_unix_read, do_unix_write, do_unix_close, do_unix_dup)
(do_unix_dup2, do_unix_lseek, do_solaris_fstat, do_solaris_ioctl)
(do_linux_fstat, do_linux_ioctl): Call `fdbad'.
(emul_solaris_init, emul_linux_init): Initialize `fd_closed'.
2015-12-26 Mike Frysinger <>
* (TCONFIG_H): Delete.
(sim-fpu.o): Delete $(TCONFIG_H).
(tconfig.h): Delete rule.
2015-11-21 Mike Frysinger <>
PR sim/13834
* (gentmap): Change $< to $(srcdir)/../common/gentmap.c.
(callback.o): Change $< to $(srcdir)/../common/callback.c.
(options.o): Change $< to $(srcdir)/options.c.
2015-11-17 Pedro Alves <>
sim_io_printf_filtered instead of printf_filtered.
2015-06-12 Mike Frysinger <>
* configure: Regenerate.
2015-04-29 Nick Clifton <>
PR 18273
* hw_htab.c (htab_map_binary): Fix overlap check.
2015-04-13 Mike Frysinger <>
* (version.o): Change to using from gdb.
( Delete.
2015-03-31 Mike Frysinger <>
*, configure: Regenerate.
(ZLIB, ZLIBINC): Define.
(BFD_LIB): Add $(ZLIB).
2014-11-23 Joel Sherrill <>
* ChangeLog, ChangeLog.00, hw_com.c, ld-cache.h, ppc-instructions:
Change immediatly to immediately.
2014-08-27 Joel Sherrill <>
* basics.h, device.c, device.h, hw_htab.c, hw_memory.c:
Correct spelling in comments.
2014-08-19 Alan Modra <>
* Invoke AC_PLUGINS.
* configure: Regenerate.
* Regenerate.
2014-03-10 Mike Frysinger <>
* sim_calls.c (sim_do_command): Add const to cmd.
2014-03-05 Mike Frysinger <>
* sim_calls.c (sim_load): Add const to prog.
2014-02-17 Aaro Koskinen <>
PR gdb/12202
* (psim): Delete $(LIBS) from dependency.
2013-10-15 Hans-Peter Nilsson <>
* (srcsim): New variable.
(version.c): Adjust call to $(srccom)/ as per change.
2013-06-28 Tom Tromey <>
* (version.c): Use, not
2013-06-24 Joel Brobecker <>
* (srccom): New variable.
(version.c): Update rule dependencies, and re-implement using
2013-05-03 Hafiz Abid Qadeer <>
2013-04-19 Nathan Froyd <>
* ppc-instructions (isel): New instruction.
2013-04-19 Nathan Froyd <>
* ppc-instructions (isel): New instruction.
2012-12-19 Joel Brobecker <>
* COPYING: Update to GPL version 3.
2012-06-15 Joel Brobecker <>
* configure: Regenerate.
2012-05-24 Pedro Alves <>
PR gdb/7205
* Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
2012-03-14 Michael Haubenwallner <>
* emul_unix.c (st_pad1, st_pad2, st_pad3): Undefine.
2012-01-02 Joel Brobecker <>
* dp-bit.c: Reformat copyright header.
2011-02-11 Ben Golding <>
* events.c: add #include <stdlib.h> for free(). Fix PR build/13372.
2011-10-17 Mike Frysinger <>
* Change include to common/acinclude.m4.
2011-10-17 Mike Frysinger <>
* Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
call. Replace common.m4 include with SIM_AC_COMMON.
* configure: Regenerate.
2011-06-09 Joel Brobecker <>
* psim.c (psim_options): Fix length of comparison when checking
for --sysroot= option.
2011-06-08 Joel Brobecker <>
* psim.c (psim_options): Add option that cause the error
in invalid-option error messages. Print the usage when
detecting an invalid long-name option.
2011-06-08 Joel Brobecker <>
* psim.c (psim_options): Accept and ignore `--sysroot=...'.
2011-06-03 Joel Brobecker <> (obvious fix)
From Stephen Kitt <>
* vm.c (vm_synchronize_context): Spelling fix in function
2011-04-16 Mike Frysinger <>
* sim_calls.c (sim_complete_command): New stub function.
2011-02-14 Mike Frysinger <>
* cap.c (cap_remove): Change zfree to free.
* corefile.c (core_init): Likewise.
* device.c (detach_device_interrupt_edge): Likewise.
(clean_device_interrupt_edges): Likewise.
(device_instance_delete): Likewise.
(device_set_property): Likewise.
(clean_device_properties): Likewise.
(device_add_range_array_property): Likewise.
(device_add_reg_array_property): Likewise.
* emul_bugapi.c (emul_bugapi_do_read): Likewise.
* emul_netbsd.c (write_direntries): Likewise.
(do_read): Likewise.
(do_write): Likewise.
(do_getdirentries): Likewise.
* emul_unix.c (do_unix_read): Likewise.
(do_unix_write): Likewise.
* events.c (event_queue_init): Likewise.
(event_queue_deschedule): Likewise.
(event_queue_process): Likewise.
* hw_disk.c (open_disk_image): Likewise.
(hw_disk_instance_delete): Likewise.
* hw_eeprom.c (hw_eeprom_instance_delete): Likewise.
* hw_htab.c (htab_dma_binary): Likewise.
* hw_init.c (update_for_binary_section): Likewise.
* hw_memory.c (hw_memory_set_available): Likewise.
(hw_memory_init_address): Likewise.
(hw_memory_instance_release): Likewise.
* pk_disklabel.c (disklabel_delete): Likewise.
* table.c (table_push): Likewise.
* tree.c (parse_reg_property): Likewise.
(parse_ranges_property): Likewise.
(parse_string_property): Likewise.
* main.c (zfree): Delete.
* sim_calls.c (zfree): Likewise.
* sim_callbacks.h (zfree): Likewise.
2011-01-11 Andrew Burgess <>
* gdb-sim.c (sim_store_register): Update return value to
match new API.
2011-01-05 Joel Brobecker <>
* psim.texinfo: Copyright year update.
2010-04-14 Mike Frysinger <>
* sim_calls.c (sim_write): Add const to buf arg.
2010-02-14 Andreas Schwab <>
* ppc-instructions: Fix missing assignment in last change.
2010-02-05 Andreas Schwab <>
* ppc-instructions: Fix aliasing bugs when calling
2009-11-13 Nathan Froyd <>
* If build != host, create a separate build-config.h
file desecribing the build machine.
* configure: Regenerate.
* lf.c: Include build-config.h instead of config.h.
* dgen.c: Likewise.
* igen.c: Likewise.
* misc.c: Likewise.
* misc.h: Likewise.
* filter.c: Likewise.
* table.c: Likewise.
2009-10-15 Joel Sherrill <>
* std-config.h: Fix spelling error.
2009-09-22 Joel Sherrill <>
* main.c: Fix spelling error.
2009-09-15 Andreas Tobler <>
Doug Evans <>
* (sim_hwflags): Use AC_DEFINE to define HAVE_UNION_SEMUN.
* configure: Regenerate.
* Regenerate.
* hw_sem.c: (HAVE_UNION_SEMUN): Renamed from HAS_UNION_SEMUN.
2009-08-22 Ralf Wildenhues <>
* Regenerate.
* configure: Likewise.
* configure: Regenerate.
2009-07-30 Ralf Wildenhues <>
* (datarootdir): New variable.
2009-01-12 Nathan Froyd <>
* ppc-instructions (sync): Add L field.
2008-12-15 Joel Sherrill <>
* ppc-instructions, ppc-spr-table: Add ability
to read tbrl and tbru special registers.
2008-11-18 Joel Sherrill <>
* configure: Regenerated.
* Add test for System V shared memory and semaphore.
* debug.c, debug.h: Add trace support for new devices.
* hw_sem.c, hw_shm.c: New files.
* Add hw_sem.c and hw_shm.c.
2008-07-11 Hans-Peter Nilsson <>
* Add test for libz and zlib.h.
* (LIBS): Set from @LIBS@.
* configure: Regenerate.
* Ditto.
2008-06-06 Vladimir Prus <>
Daniel Jacobowitz <>
Joseph Myers <>
* configure, Regenerated.
* (LIB_OBJ): Add version.o.
(version.c, version.o): New rules.
* psim.c (psim_usage): Add help parameter. Print the bug URL.
Exit with code 0 for help.
(psim_options): Update calls to psim_usage. Handle --help and
* psim.h (psim_usage): Update prototype.
* main.c (main): Update psim_usage call.
2008-03-14 Nick Hudson <
* Pass ../../intl to ZW_GNU_GETTEXT_SISTER_DIR.
* configure: Regenerate.
2007-10-15 Daniel Jacobowitz <>
* gdb-sim.c (regnum2spr): Rename to...
(sim_spr_register_name): ... this. Make global.
2007-09-04 Jerome Guitton <>
* sim/ppc/emul_bugapi.c (emul_bugapi_create): quote the file
name property before parsing it.
2006-12-21 Hans-Peter Nilsson <>
* acconfig.h: Remove.
* Regenerate.
2006-11-22 Tom Marn <>
Committed by Andrew Cagney.
* ppc-instructions: Implement optional PowerPC stfiwx instruction.
2006-07-12 Fred Fish <>
* sim-endian.h (asm/byteorder.h): Don't include private kernel
2006-06-13 Richard Earnshaw <>
* configure: Regenerated.
2006-05-31 Daniel Jacobowitz <>
and LIBINTL_DEP everywhere.
* configure: Regenerated.
2006-05-05 Andreas Schwab <>
* (CFLAGS_FOR_BUILD): Set and substitute.
* configure: Regenerate.
(BUILD_CFLAGS): Use it instead of hardcoding "-g -O".
(gentmap): Fix typo BUILD_FLAGS -> BUILD_CFLAGS.
2006-04-23 Andreas Schwab <>
* (tmp-ld-decode): Fix dependencies.
(tmp-ld-cache): Likewise.
(tmp-ld-insn): Likewise.
2006-02-01 Mark Mitchell <>
* emul_netbsd.c (emul_netbsd_create): Quote file-name property.
* emul_unix.c (emul_unix_create): Likewise.
* tree.c (libiberty.h): Include it.
(tree_quote_property): New function.
* tree.h (tree_quote_property): Declare.
2006-01-25 Mark Mitchell <>
* words.h (natural32): Define as "int".
2006-01-23 Mark Mitchell <>
* words.h (signed32): Define as "int".
(unsigned32): Define as "unsigned int".
2005-11-28 Mark Mitchell <>
* (USE_WIN32API): Define it.
* Regenerate.
* Likewise.
* emul_netbsd.c (write_timezone): Guard with HAVE_GETTIMEOFDAY.
* emul_unix.c (do_unix_mkdir): Handle Win32 1-argument mkdir.
2005-11-28 Mark Mitchell <>
* psim.c: Include gdb/signals.h.
* sim_calls.c (gdb/signals.h): Include it.
(sim_stop_reason): Use TARGET_SIGNAL_*.
* psim.c (cntrl_c_simulation): Use TARGET_SIGNAL_*.
2005-07-15 Ben Elliston <>
* hw_htab.c (bfd_get_section_lma): Remove macro; use BFD's.
2005-07-15 Ben Elliston <>
* hw_init.c: Comment out tokens after #endif directive.
* hw_register.c: Likewise.
* hw_trace.c: Likewise.
* hw_vm.c: Likewise.
2005-04-20 Manoj Iyer <>
* psim.c: Added libiberty.h header file.
2005-04-18 Manoj Iyer <>
* Added check for long long.
* Regenerated.
* configure: Regenerated.
* words.h: Modified logic to check for HAVE_LONG_LONG instead of
__GNUC__, added config.h header file.
2005-03-25 Anthony Green <>
* tree.c (parse_reg_property): Fix memset usage.
2005-03-23 Mark Kettenis <>
* configure: Regenerate.
2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
* configure: Re-generate.
2005-01-07 Andrew Cagney <>
* Rename, require autoconf 2.59.
* configure: Re-generate.
2005-01-03 Andreas Schwab <>
* (hw_com.o, hw_eeprom.o): Depend on
2004-11-16 Andreas Schwab <>
* (defines.h): Depend on tmp-defines.
(hw.c hw.h): Depend on tmp-hw.
(pk.h): Depend on tmp-pk.
2004-11-11 Andreas Schwab <>
* sim_calls.c: Include "libiberty.h".
2004-09-24 Ian Lance Taylor <>
Committed by Andrew Cagney.
* Check for sys/mount.h, sys/vfs.h, sys/statfs.h.
Check for struct statfs.
* emul_netbsd.c: If not HAVE_STRUCT_STATFS, #undef HAVE_FSTATFS.
* configure, Regenerate.
2004-08-05 Nathanael Nerode <>
* (GDB_INCLUDES): Remove bogus reference to mmalloc.
2004-08-04 Andrew Cagney <>
Jim Blandy <>
* sim_callbacks.h (simulator): Declare.
* (gdb-sim.o): New rule.
(MAIN_SRC, GDB_OBJ): Add gdb-sim.o, gdb-sim.c.
(DEFS_H): Delete.
(GDB_SIM_PPC_H): Define.
* gdb-sim.c: New file.
* sim_calls.c: Do not include "defs.h".
(simulator): Drop static.
(sim_store_register, sim_fetch_register): Delete.
2004-08-04 Andrew Cagney <>
* Back out accidently committed change.
2004-08-04 Jim Blandy <>
Use a fixed register numbering when communicating with the PowerPC
* sim_calls.c: #include "registers.h" and "gdb/sim-ppc.h"; do not
include GDB's "defs.h".
(gdb_register_name_table): New variable.
(gdb_register_name_table_size): New enum constant.
(gdb_register_name): New function.
(sim_fetch_register, sim_store_register): Use gdb_register_name,
instead of calling gdbarch_register_name.
* (GDB_SIM_PPC_H): New variable.
(DEFS_H): Delete variable.
(sim_calls.o): Update dependencies.
2004-07-26 Andrew Cagney <>
Problem from Olaf Hering <>.
* (install, installdirs): Add DESTDIR.
2004-07-10 Ben Elliston <>
* tree.c (parse_integer_property): Comment typo fix.
2004-07-06 Jim Blandy <>
* Update all dependency information.
(EMUL_GENERIC_H): Values updated.
(TREE_H, VM_H, VM_N_H, WORDS_H): New variables.
(callback.o, cap.o, corefile.o, debug.o, device.o, device_table.o)
(dgen.o, emul_bugapi.o, emul_chirp.o, emul_netbsd.o, emul_unix.o)
(events.o, filter.o, filter_filename.o, filter_host.o)
(gen-icache.o, gen-idecode.o, gen-itable.o, gen-model.o)
(gen-semantics.o, gen-support.o, hw_core.o, hw_cpu.o, hw_disk.o)
(hw_htab.o, hw_init.o, hw_phb.o, hw_register.o, icache.o)
(idecode.o, igen.o, interrupts.o, itable.o, ld-cache.o)
(ld-decode.o, ld-insn.o, lf.o, main.o, misc.o, model.o, mon.o)
(options.o, os_emul.o, pk_disklabel.o, psim.o, registers.o)
(semantics.o, sim-endian.o, sim-fpu.o, sim_calls.o, spreg.o)
(support.o, table.o, targ-map.o, tree.o, vm.o): Update dependencies.
2004-06-28 Jim Blandy <>
* e500_registers.h (EVR): Cast the 32-bit value of the GPR to an
unsigned type before or-ing it with a 64-bit value.
2004-06-15 Alan Modra <>
* hw_htab.c (htab_sum_binary(bfd): Use bfd_get_section_size
instead of bfd_get_section_size_before_reloc.
(htab_dma_binary(bfd): Likewise.
* hw_init.c (update_for_binary_section(bfd): Likewise.
2004-05-10 Daniel Jacobowitz <>
* (sim_fpu_cflags): Add -I../common.
* configure: Regenerated.
2004-01-27 Andrew Cagney <>
* ppc-instructions: Update copyright.
(convert_to_integer): Add trailing ";" to label.
2003-10-16 Michael Snyder <>
* emul_netbsd.c: Only a comment may follow an #endif.
2003-10-15 Michael Snyder <>
* (sim_calls.o): No longer depends on gdb/tm.h.
2003-06-22 Andrew Cagney <>
Written by matthew green <>, with fixes from Aldy
Hernandez <>, Jim Wilson <>, and
Nick Clifton <>.
* ppc-instructions: Include altivec.igen and e500.igen.
(model_busy, model_data): Add vr_busy and vscr_busy.
(model_trace_release): Trace vr_busy and vscr_busy.
(model_new_cycle): Update vr_busy and vscr_busy.
(model_make_busy): Update vr_busy and vscr_busy.
* registers.c (register_description): Add Altivec and e500
* psim.c (psim_read_register, psim_read_register): Handle Altivec
and e500 registers.
* ppc-spr-table (SPEFSCR): Add VRSAVE and SPEFSCR registers.
* (sim_filter): When *altivec* add "av". When *spe*
or *simd* add e500.
(sim_float): When *altivec* define WITH_ALTIVEC. When *spe* add
* configure: Re-generate.
* e500.igen, altivec.igen: New files.
* e500_expression.h, altivec_expression.h: New files.
* idecode_expression.h: Update copyright. Include
"e500_expression.h" and "altivec_expression.h".
* e500_registers.h, altivec_registers.h: New files.
* registers.h: Update copyright. Include "e500_registers.h" and
(registers): Add Altivec and e500 specific registers.
* (IDECODE_H): Add "idecode_e500.h" and
(REGISTERS_H): Add "e500_registers.h" and "altivec_registers.h".
(tmp-igen): Add dependencies on altivec.igen and e500.igen .
2003-06-22 Andrew Cagney <>
Problems reported by Joshua LeVasseur.
* emul_chirp.c: Update copyright.
(chirp_emul_nextprop): Return the first property.
* hw_htab.c: Update copyright.
(htab_decode_hash_table): Fix check for htab size.
2003-06-21 Andrew Cagney <>
* interrupts.c: Update copyright.
(external_interrupt): Fix test for already pending interrupt.
Problem found by Joshua LeVasseur.
* ppc-instructions: Add missing +8 line. Found by blofeldus at
2003-06-21 Andrew Cagney <>
From Ian Lance Taylor <>: * hw_nvram.c
(hw_nvram_init_address): Correct call to memset--swap second and
third arguments.
2003-06-21 Andrew Cagney <>
* hw_com.c (hw_com_device_init_data): Check that the output, and
not input file opened. Pointed out by masahino
2003-06-20 Andrew Cagney <>
* sim_calls.c (sim_create_inferior): Assert that
psim_write_register succeeded.
(sim_fetch_register, sim_store_register): Make "regname" constant.
Delete Altivec hack. Return result from psim_read_register /
* psim.h (psim_read_register, psim_write_register): Change return
type to int. Update comments.
* psim.c: Update copyright.
(psim_stack): Assert that the psim_read_register worked.
(psim_read_register, psim_read_register): Return the register's
size. Allocate the cooked buffer dynamically.
* hw_register.c: Update copyright.
(do_register_init): Check that psim_write_register succeeded.
* hw_init.c: Update copyright.
(create_ppc_elf_stack_frame, create_ppc_aix_stack_frame): Assert
that the register transfer worked.
2003-06-19 Andrew Cagney <>
* ld-insn.h: Update copyright.
(cache_fields): Define.
(insn_table_fields): Add insn_field_6 and insn_field_7.
(load_insn_table): Pass in the "cache_rules".
* ld-insn.c: Update copyright.
(load_insn_table): Add parameter "cache_rules". Handle "cache",
"computed" and "scratch" fields.
(main): Pass "cache_rules" to load_insn_table.
* ld-cache.h: Update copyright.
(append_cache_table): Declare.
* ld-cache.c: Update copyright.
(append_cache_table): New function.
(load_cache_table): Call.
* gen-model.c: Include "ld-cache.h".
* gen-itable.c: Include "ld-cache.h".
* igen.c: Move #include "ld-cache.h" to earlier. Update
(main): Permit a NULL "cache_rules". Pass address of
"cache_rules" to load_insn_table.
* (tmp-ld-insn): Add "ld-cache.o".
(tmp-igen): Do not include ppc-cache-rules.
(gen-itable.o, gen-model.o): Add "ld-cache.h".
* ppc-cache-rules: Delete file.
* ppc-instructions: Add cache rules.
2003-06-19 Andrew Cagney <>
(SIM_FPU_FLAGS): Define.
(icache.o): Delete explicit compile command.
(semantics.o, idecode.o): Delete explicit compile command.
* gen-support.c (gen_support_c): Generate #include of
"sim-inline.h" and "sim-fpu.h", but conditional on
* gen-idecode.c (gen_idecode_c): Ditto.
* igen.c (gen_icache_c, gen_semantics_c): Wrap #include of
"sim-inline.h" and "sim-fpu.h" in HAVE_COMMON_FPU conditional.
Move to before "support.h".
*, gen-support.c, gen-idecode.c, igen.c: Update
2003-05-16 Ian Lance Taylor <>
* (various): Use $(SHELL) whenever we invoke
2003-02-27 Andrew Cagney <>
* sim_calls.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
2002-09-27 Andrew Cagney <>
* hw_disk.c (hw_disk_init_address): Set device type to "block",
not "disk".
2002-06-22 Andrew Cagney <>
* (INTL_SRC): Define.
(INTL_CFLAGS): Define.
(INTL_DIR): Define.
2002-06-17 Elena Zannoni <>
* psim.c (psim_options): Don't choke when gdb invokes us with
the --architecture option, just ignore it.
2002-06-16 Andrew Cagney <>
* configure: Regenerated to track ../common/aclocal.m4 changes.
2002-06-08 Andrew Cagney <>
* main.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
* sim_calls.c: Ditto.
2002-05-30 DJ Delorie <>
* lf.c (lf_print__gnu_copyleft): Convert multiline strings to
compatible format.
* gen-idecode.c (print_run_until_stop_body): Likewise.
* gen-model.c (gen_model_c): Likewise.
2002-04-15 Elena Zannoni <>
* sim_calls.c (sim_fetch_register, sim_store_register): Return -1 for
AltiVec registers as a temporary stopgap.
2002-03-24 David O'Brien <>
* ppc/hw_disk.c: Export a disk device property.
2002-03-23 Andrew Cagney <>
From 2001-12-09 Julien Ducourthial <>:
* ppc-instructions (lswx): Do the register control with the
register count. Initialize the right register in the loop.
(mtfsfi) : Correct prefix for the instruction.
2002-02-24 Andrew Cagney <>
From wiz at danbala:
* std-config.h: Fix grammar and typos. Update copyright.
Fix PR gdb/287.
2002-01-12 matthew green <>
* (tmp-igen): Pass -I $(srcdir) to igen.
* igen.c (main): Change -I to add include paths for :include:
Implement -G as per sim/igen, with just gen-icache=N support.
Call load_insn_table() with the built include path.
* ld-insn.c (parse_include_entry): New. Load an :include: file.
(load_insn_table): New `includes' argument. Look for :include:
entries and call parse_include_entry() for them.
(main): Adjust load_insn_table() call.
* ld-insn.h (model_include_fields): New enum.
(load_insn_table): Update prototype.
* table.c (struct _open_table, struct _table): Rework
structures to handle included files.
(table_push): Move the guts of table_open() here.
* table.c (struct _open table, struct table): Make table object an
indirect ptr to the current table file.
(current_line, new_table_entry, next_line): Make file arg type
(table_open): Use table_push.
(table_entry_read): Point variable file at current table, at eof, pop
last open table.
* misc.h (NZALLOC): New macro. From sim/igen.
* table.h, table.c (table_push): New function.
2002-01-04 matthew green <>
* bits.c (LSMASKED64): New inline function.
(LSEXTRACTED64): Likewise.
* bits.h (_LSB_POS, _LSMASKn, LSMASK64): New macros from
(LSMASKED64, LSEXTRACTED64): New functions definitions.
* (sim-bits.o): Remove target.
* main.c (zalloc): Fix typo in error message.
2001-12-16 Andrew Cagney <>
* (sim_fpu): Don't add sim-bits.o.
* configure: Re-generate.
2001-12-15 matthew green <>
* main.c: Include "defs.h", "bfd.h", "callback.h" and "remote-sim.h".
(sim_io_error): New function.
* sim_calls.c: (sim_io_error): New function.
2001-12-14 matthew green <>
* (LIB_OBJ): Add @sim_fpu@.
(icache.o, semantics.o): Add new ICACHE_FLAGS & SEMANTICS_FLAGS.
(sim-fpu.o, sim-bits.o, tconfig.h): New targets.
check for sim/common/sim-fpu.c. Output sim_fpu and sim_fpu_cflags.
* configure: Regenerate.
* device.h (device_find_integer_array_property): Match function definition.
* gen-icache.c (print_icache_internal_function_declaration): Rename
* gen-idecode.c (print_idecode_run_function_header): Rename INLINE_IDECODE
* gen-semantics.c (print_semantic_function_header): Rename
* gen-support.c (print_support_function_name): Rename INLINE_SUPPORT to
* igen.c (print_function_name): Also escape `(' and `)'.
(gen_semantics_c): Likewise. Also output includes for "sim-fpu.h"
* options.c (options_inline): Fix names.
* sim-endian-n.h: Change INLINE_SIM_ENDIAN to INLINE_PSIM_ENDIAN.
* sim-endian.h: Likewise.
* sim-main.h: New file.
* std-config.h: Rename INLINE_LOCALS to PSIM_INLINE_LOCALS.
2001-12-01 Andrew Cagney <>
From Mark Peek.
* ppc-spr-table: Add SDA and PIR.
2001-10-29 Andrew Cagney <>
* tree.c (parse_size): Assert #size-cells > 0.
(parse_address): Ditto for #address-cells.
(parse_reg_property): Only parse the size when #size-cells is
2001-10-25 Andrew Cagney <>
* emul_generic.c (OEA_MEMORY_SIZE): Increase to 4mb.
* hw_htab.c (htab_map_binary): Don't try to map the text section
when it is empty.
* emul_chirp.c (map_over_chirp_note): Default load-base to -1 not
(emul_chirp_create): Map in the interrupt table.
2001-07-16 Daniel Jacobowitz <>
* Add dependencies on $(CPU_H).
Wed Mar 7 10:45:12 HST 2001 Glen Nakamura <>
* hw_init.c (dma_file): Fixed problem with loading last 1KB of
2001-03-04 Andrew Cagney <>
* emul_netbsd.c [WITH_NetBSD_HOST]: Include <sys/mount.h> and
(do_stat): Only do SYS test when SYS_stat defined.
(do_sigprocmask): Ditto for SYS_sigprocmask.
(do_fstat): Ditto for SYS_fstat.
(do_getdirentries): Ditto for SYS_getdirentries.
(do_lstat): Ditto for SYS_lstat.
2001-01-15 Geoffrey Keating <>
* emul_netbsd.c (do_open): Translate the flag parameter to the
open syscall to the numbers supported by the host.
2000-12-12 Geoffrey Keating <>
* sim-endian.h: Don't have parameters on macro definitions which
are simply renaming functions, to permit use of XCONCAT2 in both
the macro name and the arguments in a use of such a definition.
2000-11-15 Jim Blandy <>
* sim_calls.c: Doc fix.
(sim_fetch_register, sim_store_register): Call
gdbarch_register_name directly, instead of going through
2000-10-24 Geoff Keating <>
* ppc-instructions (lfsux): Correct XO field of lfsux instruction.
Tue May 23 21:39:23 2000 Andrew Cagney <>
* configure: Regenerated to track ../common/aclocal.m4 changes.
Fri Apr 28 15:59:27 2000 Andrew Cagney <>
* events.c (event_queue_process): Call update_time_from_event
every time an event is removed from the queue.
(update_time_from_event): Delete assertion that a negative
time_from_event implies an empty event queue.
Fri Apr 28 15:53:54 2000 Andrew Cagney <>
* interrupts.c (deliver_hardware_interrupt): Print time trace in
* events.c (event_queue_process): Cleanup trace message.
(update_time_from_event): Trace full event queue.
2000-03-25 Geoff Keating <>
* ppc-instructions (Disabled_Exponent_Underflow): Increment
the exponent when denormalizing.
Thu Sep 2 18:15:53 1999 Andrew Cagney <>
* configure: Regenerated to track ../common/aclocal.m4 changes.
1999-05-08 Felix Lee <>
* Use AC_EXEEXT instead of AM_EXEEXT.
* configure: Regenerated to track ../common/aclocal.m4 changes.
1999-04-02 Keith Seitz <>
* sim_calls.c (POLL_QUIT_INTERVAL): Define. Used to tweak
the frequency at which the poll_quit callback is called.
(poll_quit_count): New global.
(sim_io_poll_quit): Only call the poll_quit callback
after the specified POLL_QUIT_INTERVAL.
1999-02-22 Jim Lemke <>
* dc-complex: Force expansion on all bits of field BO.
Previously, the least-significant (prediction) bit was ignored.
* ppc-instructions (conditional branches): Implement mpc860c0 option.
* igen.c (gen_semantics_[ch]): Setup for mpc860c0 option.
* psim.c (is_num, psim_options): Added parsing for mpc860c0 option.
* interrupts.h: Added "mpc860c0_instruction_program_interrupt".
* interrupts.c (program_interrupt): Added handling for above interrupt.
1999-02-01 Jim Blandy <>
Make the simulator compatible with the MPC750. It would be nicer
to make this a real multi-sim, but that's more work than we have
time for.
* emul_generic.c (emul_add_tree_options): Only require strict
alignment if it was explicitly requested at configuration time.
Don't make it the default for little-endian machines.
* ppc-spr-table (UMMCR0, UMMCR1, UPMC1, UPMC2, USIA, UPMC3, UPMC4,
THRM2, THRM3): Plop in the MPC750 SPR registers.
(DABR): This is weird. This was HID5, but the PPC spec says this
should be DABR; why did some random processor use it for something
else? The HID5 entry dates back to the original checkin of the
simulator code in 1995, so remove it.
* sim_calls.c (register_names): Delete this; since the user can
now change GDB's list of register names dynamically, we can't
pretend there's a static mapping here.
(sim_fetch_register, sim_store_register): Call GDB's REGISTER_NAME
function to get the register name. That ought to be accurate.
However, we're changing a compile-time dependency (using the
REGISTER_NAMES macro) into a link- and run-time dependency
(calling REGISTER_NAME, which happens to be a function call on the
1999-01-22 Jim Lemke <>
* 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 <>
* hw_nvram.c (hw_nvram_bcd): Force value to fit in 0..99.
Fri Nov 20 12:17:28 1998 Andrew Cagney <>
* 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 <>
* ppc-instructions (is_{NaN,inf}): Use unsigned64 to get the
fractional type, so that quiet NaN's aren't treated like
Mon Sep 28 09:42:45 1998 Drew Moseley <>
* 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 <>
* emul_netbsd.c (do_open): fix order-of-evaluation problem.
(do_close): ditto.
(do_fstat): ditto.
(do_lstat): ditto.
1998-09-03 Michael Meissner <>
* emul_{netbsd,unix}.c: Update copyright year.
Mon Jun 29 10:57:36 1998 Michael Snyder <>
* sim_calls.c (sim_fetch_register, sim_store_register):
return zero when nothing to do.
1998-06-26 Michael Meissner <>
* (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 <>
* 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 <>
* 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 <>
* aclocal.m4: new file for AM_EXEEXT macro
* call AM_EXEEXT
* configure: regenerate with autoconf 2.12.1.
* add EXEEXT support
Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
* configure: Regenerated to track ../common/aclocal.m4 changes.
* Ditto.
Sun Apr 26 15:19:51 1998 Tom Tromey <>
* acconfig.h: New file.
* 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.
* Ditto.
Fri Apr 24 11:18:46 1998 Tom Tromey <>
* (top_builddir): New macro.
(INTLLIBS): New macro.
(INTLDEPS): Likewise.
(psim): Depend on INTLDEPS; link against INTLLIBS.
Wed Apr 22 14:28:48 1998 Michael Meissner <>
* configure: Regenerate with autoconf 2.12.1.
Fri Mar 13 09:25:58 1998 Andrew Cagney <>
* 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 <>
* sim_calls.c (sim_store_register, sim_fetch_register): Pass in
length parameter. Return -1.
Mon Feb 9 14:13:14 1998 Andrew Cagney <>
* ppc-instructions (fdiv, fdivs): Check for divide by zero.
(is_invalid_zero_divide, invalid_zero_divide_operation): New
Wed Dec 10 17:38:28 1997 Andrew Cagney <>
* sim_calls.c (sim_load): Do not parse PROG using buildargv, use
raw value instead.
1997-11-05 Felix Lee <>
* emul_chirp.c: #ifdef HAVE_UNISTD_H
Wed Oct 15 08:50:54 1997 Andrew Cagney <>
* 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 <>
* sim_calls.c (zfree): Call free correctly.
Mon Sep 29 10:05:01 1997 Andrew Cagney <>
* sim_calls.c (zfree): Use free, not mfree.
(sim_io_flush_stdoutput): Replace gdb_flush with callback ->
Fri Sep 26 09:50:29 1997 Andrew Cagney <>
* 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 <>
* 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 <>
* 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 <>
* 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 <>
* 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 <>
* sim_calls.c (sim_open): Add ABFD argument.
Thu Jul 3 10:18:06 1997 Andrew Cagney <>
* 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.
* 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
* registers.h: Add definition of fpscr_vx_bits.
* idecode_expression.h (FPSCR_END): Always update FEX and VX bits
(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 <>
* sim_calls.c (sim_open): Add callback argument.
(sim_set_callbacks): Delete.
Tue Apr 22 22:36:57 1997 Mike Meissner <>
* sim_callbacks.h (error): Make declaration match gdb's.
* main.c (error): Ditto.
Fri Apr 18 17:03:09 1997 Andrew Cagney <>
* 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 <>
* psim.c (psim_options): Handle -E option correctly.
(psim_usage): Document.
Thu Apr 17 03:28:03 1997 Doug Evans <>
* 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 <>
* (INSTALL): Set to @INSTALL@.
(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 <>
* (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 <>
* (INSTALL): Change to install-sh.
Tue Apr 1 18:15:14 1997 Jim Wilson <>
* ppc-instructions: Change milhwu to mulhwu.
Wed Apr 2 15:38:08 1997 Doug Evans <>
* sim_calls.c (sim_open): New arg `kind'.
Wed Apr 2 14:51:17 1997 Ian Lance Taylor <>
* COPYING: Update FSF address.
Tue Mar 25 16:17:59 1997 Andrew Cagney <>
* 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 <>
* emul_bugapi.c (emul_bugapi_create): Guard against NULL images.
* (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 <>
* (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 <>
* 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 <>
* 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.
* (--enable-sim-opcode): Change prefix to dc- instead
of ppc-opcode-.
Wed Feb 12 19:33:45 1997 Andrew Cagney <>
* 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
* igen.c (main): Add -T <mechanism> option so that an overriding
instruction decode mechanism can be specified.
* New option --sim-decode-mechanism to control
igen's new -T <mechanism> flag.
configure script.
* configure: Regenerate.
Tue Feb 11 13:49:10 1997 Michael Meissner <>
* 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.
* (callback.o): Define HAVE_CONFIG_H, so callback.c
includes our config.h.
Tue Feb 4 13:42:59 1997 Doug Evans <>
* Fix typo in test for callback.c.
* configure: Regenerated.
Fri Feb 7 10:04:25 1997 Andrew Cagney <>
* 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 <>
* 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 <>
* 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
Tue Feb 4 17:44:51 1997 Andrew Cagney <>
* 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
Mon Feb 3 17:18:16 1997 Andrew Cagney <>
* events.c (insert_event_entry): Correct loop termination
Fri Jan 31 16:20:26 1997 Andrew Cagney <>
* psim.c (psim_options): Add new option -c for max-iterations or
(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 <>
* (BUILT_SRC_WO_CONFIG): Change targ-vals.* to
* (sim_callback, sim_targ_vals): Set sim_targ_valls
if common callback is present.
Wed Jan 29 12:32:41 1997 Michael Meissner <>
* (sim_callback): If the gdb is post 4.16, configure
callback support from the common directory.
* configure: Regenerate.
* (BUILT_SRC_WO_CONFIG): Add targ-vals.{h,def} and
(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 <>
* igen wasn't aborting if the opcode table contained no valid
* misc.c (name2i): Possibly abort if an invalid name is
* ld-decode.c: Abort if the table type isn't found.
Wed Jan 29 12:14:19 1997 Andrew Cagney <>
* 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 <>
* 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
(event_queue_tick): Check that processing isn't still being
* 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 <>
* ppc-opcode-complex: Correct typo - was expanding ORA instead of
RA. Based on instruction frequency stats, expand additional
* 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.
* (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 <>
* hw_com.c (hw_com_instance_read, hw_com_instance_write):
Thu Jan 23 09:07:26 1997 Andrew Cagney <>
* 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 <>
* 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 <>
* 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
* 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
* ppc-cache-rules (RA_is_0, SPR_is_256): Two new cache entries.
Wed Jan 22 12:24:52 1997 Andrew Cagney <>
* 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
* (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 <>
* pk_disklabel.c (block_is_fdisk): Tidy up traces - use dos
partition numbering.
(pk_disklabel_create_instance): Partition 1..4 are valid - not
(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 <>
* 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
* cap.h, cap.c: Correct cap type - was signed32 should be
* 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
* 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 <>
* 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 <>
* 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 <>
* 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 <>
* emul_chirp.c (chirp_emul_claim): Implement using the "claim"
method belonging to "/chosen/memory".
(chirm_emul_release): Ditto.
* (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"
* 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
* hw_memory.c (hw_memory_instance_release): Avoid infinite loop
when merging adjacent memory chunks.
Thu Jan 16 08:51:25 1997 Andrew Cagney <>
* vm.h (vm_data_map_read_buffer, vm_data_map_write_buffer): Add
optional PROCESSOR & CIA args so that this routine also abort an
* 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 <>
* (--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 <>
* 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 <>
* 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 <>
* ppc-instructions (Move from Special Purpose Register): Support
move from DEC.
Mon Jan 13 16:58:12 1997 Andrew Cagney <>
* 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
(floating_point_unavailable_interrupt): Ditto.
(floating_point_assist_interrupt): Ditto.
Thu Jan 2 09:10:41 1997 Andrew Cagney <>
* interrupts.c (perform_oea_interrupt): Halt rather than abort on
a double interrupt.
Wed Jan 1 22:54:52 1997 Andrew Cagney <>
* ppc-instructions (Store Multiple Word, Load Multiple Word):
* 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 <>
* 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 <>
* 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 <>
* interrupts.c (perform_oea_interrupt): Print additional
information if a double interrupt is encountered.
Wed Dec 18 17:49:59 1996 Andrew Cagney <>
* 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 <>
* 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
Tue Dec 17 15:12:38 1996 Andrew Cagney <>
* 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 <>
* 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
* 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 <>
* 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 <>
* 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 <>
* 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 <>
* 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 <>
* psim.c (psim_merge_device_file): Strip newline from device
Tue Dec 10 10:12:44 1996 Andrew Cagney <>
* 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
Mon Dec 9 12:08:46 1996 Andrew Cagney <>
* 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 <>
* 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 <>
* 961205: Release snapshot 961205.
Thu Dec 5 10:46:42 1996 Andrew Cagney <>
* (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.
* Sort options.
* configure: Rebuild
Wed Dec 4 13:57:31 1996 Andrew Cagney <>
* psim.c (psim_usage): Add -n option - specify number of
* 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 <>
* 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
Wed Nov 20 00:36:55 1996 Doug Evans <>
* sim_calls.c (sim_resume): Reset sim_should_run if single
Thu Nov 28 13:19:46 1996 Andrew Cagney <>
* 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 <>
* 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.
* (tree.c): Add rules for new file.
* 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
* 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
* 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 <>
* 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 <>
* BUGS: Updated a bit.
Wed Nov 20 14:06:37 1996 Andrew Cagney <>
* hw_opic.c: Finish - third round.
Wed Nov 20 12:02:08 1996 Andrew Cagney <>
* 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 <>
* 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 <>
* pk_disklabel.c (pk_disklabel_create_instance): Fix up some
warnings generated by GCC.
Sun Nov 17 17:59:14 1996 Andrew Cagney <>
* 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 <>
* 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 <>
* device.c (split_find_device): Be tolerant of missing unit
Fri Nov 15 16:49:49 1996 Andrew Cagney <>
* 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
* device.c (device_tree_add_parsed): Specify port direction.
Thu Nov 14 21:38:13 1996 Andrew Cagney <>
* hw_opic.c: Finish - second round.
Thu Nov 7 00:18:59 1996 Andrew Cagney <>
* 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
* 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 <>
* 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):
(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 <>
* 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 <>
* 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 <>
* (sim-hardware, sim-packages): Allow additional
hardware and packages to be prefixed as well as appended.
* (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.
* (hw_opic.o, hw_pci.o, hw_ide.o): Add dependencies.
Fri Nov 1 14:42:57 1996 Michael Meissner <>
* 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
Tue Oct 29 17:55:43 1996 Michael Meissner <>
* (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 <>
* (clean): Move config.log to distclean.
Fri Nov 1 16:44:28 1996 Andrew Cagney <>
* corefile-n.h (core_map_write_N): Improve abort messages.
* device.h, device.c (device_attach_address): Remove unused name
(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 <>
* 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 <>
* 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
* 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
* 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 <>
* hw_ide.c: New file. Model of a basic IDE interface attached to
a PCI bus.
* (hardware): Add the ide device to the default
* configure: Regenerate.
* debug.h, debug.c: Add tracing option for the IDE device.
Fri Oct 25 21:28:25 1996 Andrew Cagney <>
* hw_phb.c, hw_phb.h: New files - implement a PHB.
* (hardware): Add the phb to the list of devices to
build by default.
Fri Oct 25 21:28:25 1996 Andrew Cagney <>
* 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 <>
* device_table.c (generic_device_init_address): Use
assigned-addresses property in preference to any other reg
Fri Oct 25 21:28:25 1996 Andrew Cagney <>
* 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 <>
* debug.h, debug.c: Sort debug options, Add entries for the
comming PHB device.
Fri Oct 18 12:12:21 1996 Michael Meissner <>
* 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.
* (--enable-sim-filter): If not passed, pass 32,f,s
to igen.
* configure: Regenerate.
* interrupts.h (program_interrupt_reasons): Add
* 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 <>
* 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.
* (hardware): Add glue device.
* configure: Regenerate.
Tue Sep 24 20:55:38 1996 Andrew Cagney <>
* 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
(device_tree_add_parsed): Call it.
Tue Sep 24 16:30:48 1996 Andrew Cagney <>
* hw_opic.c: New file. OpenPIC interrupt controller.
* (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. -
Tue Sep 24 16:30:48 1996 Andrew Cagney <>
* (psim.o, idecode.o): Since idecode and not psim is
now the file that does all the inlining.
* (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.
* (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 <>
* hw_htab.c (htab_sum_binary): Determine the real-base for the
* 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 <>
* 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 <>
* device.c (device_error): Make it more tolerant to incomplete
* 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
Sat Sep 21 00:13:02 1996 Andrew Cagney <>
* 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
Fri Sep 20 14:04:40 1996 Andrew Cagney <>
* (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
Thu Sep 19 14:40:40 1996 Andrew Cagney <>
* 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 <>
* 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 <>
* 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 <>
* emul_chirp.c (chirp_emul_read): Allow reads to be longer then
the internal buffer.
Thu Sep 19 13:05:40 1996 Andrew Cagney <>
* 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
Wed Sep 18 19:33:54 1996 Andrew Cagney <>
* 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 <>
* 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 <>
* 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
* 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 <>
* hw_com.c: New file. A '550 serial device that can quickly be
attached to any bus.
* (enable-sim-hardware): Add the com device.
* configure: re-generate.
Thu Sep 12 17:30:56 1996 Andrew Cagney <>
* 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
Thu Sep 12 17:30:56 1996 Andrew Cagney <>
* mon.c (mon_event): Remove assertion that an unsigned is >= 0.
Fri Aug 16 12:05:24 1996 Michael Meissner <>
* 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 <>
* 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 <>
* (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 <>
* 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 <>
defined, make sure HAVE_TCGETATTR is #undef'ed
Wed Aug 7 14:34:20 1996 Michael Meissner <>
* 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__
Wed Aug 7 20:19:55 1996 Andrew Cagney <>
* ld-decode.h, ld-decode.c: Rename goto_gen to the more correct
* 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
Tue Aug 6 09:28:22 1996 Michael Meissner <>
* (--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
Wed Aug 7 00:17:37 1996 Andrew Cagney <>
* 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 <>
* 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
(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 <>
* 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
Tue Jul 30 21:26:14 1996 Andrew Cagney <>
* psim.c (psim_init): Back out of change to initial value of
Tue Jul 30 21:12:24 1996 Andrew Cagney <>
* 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
* 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 <>
* 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
* std-config.h (WITH_REGPARM, WITH_STDCALL): Provide default
(disabled) values if not defined.
Fri Jul 26 00:36:35 1996 Andrew Cagney <>
* 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
(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 <>
* 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 <>
* (sim_regparm): Add configuration option for
enabling GCC's regparm attribute.
* (sim_stdcall): Add configuration option for enabling GCC's
stdcall attribute.
* (REGPARM_CFLAGS): Pass regparam configuration onto
* (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
* 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 <>
* 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 <>
* 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 <>
* gen-idecode.c (print_run_until_stop_body): Too many rparen in
generated code.
Tue Jul 23 20:57:01 1996 Andrew Cagney <>
* (--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 <>
* (--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.
* (tmp-pk, tmp-hw): Just use the list of packages and
hardware instead of checking it using ls. should
have taken care of any problems.
Mon Jul 22 22:38:59 1996 Andrew Cagney <>
* 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 <>
* (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 <>
* (BUILD_CFLAGS): Include -g when building the
Mon Jul 22 20:00:25 1996 Andrew Cagney <>
* emul_generic.c (emul_add_tree_options): Was incorrectly setting
the strict-alignment option when hardwired for non-strict
Sun Jul 21 21:18:05 1996 Andrew Cagney <>
* 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 <>
* 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 <>
* 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 <>
* 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 <>
* 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.
* Add sim_jump flag to those passed to igen.
* 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 <>
* 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.
* (--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 <>
* 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.
* (sim_line_nr): Pass to igen.
Sun Jul 21 21:18:05 1996 Andrew Cagney <>
* igen.c (main): Revamp the options so that more letters are
* Adjust to match igen's revamped options
Sun Jul 21 21:18:05 1996 Andrew Cagney <>
* (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 <>
Wed Jun 19 21:45:28 1996 Andrew Cagney <>
* 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.
* 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.
* Adjust.
* igen.c: Adjust.
* gen-support.[ch]: New files. Output the support functions (found
in the ppc-instructions file) into a separate file.
* 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.
* (filter.o): Adjust
* Adjust filter flag so that default includes 32bit
and floating point.
* ppc-instructions: Clean up filter fields so that only in use
entries are specified (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 <>
* sim_calls.c (sim_close): If simulator not created, skip printing
of run information.
Mon Jun 17 20:08:03 1996 Andrew Cagney <>
* 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
* 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
Fri Jun 14 00:11:56 1996 Andrew Cagney <>
* 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 <>
* 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 <>
* 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
* 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 <>
* 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 <>
* Check for whether the termios and termio
structures are really defined, and whether or not, they define the
c_line field.
* configure: Regenerate.
* ({,TERMIO_}CFLAGS): Add TERMIO_CFLAGS options set by
* 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
Wed Jun 26 12:26:55 1996 Jason Molenda (
* (bindir, libdir, datadir, mandir, infodir, includedir,
INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
(docdir): Removed.
* (AC_PREREQ): autoconf 2.5 or higher.
* configure: Rebuilt.
Wed Jun 5 23:53:42 1996 Andrew Cagney <>
* 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 <>
* 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 <>
* 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 <>
* 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 <>
* 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 <>
* emul_unix.c (do_unix_{time,gettimeofday,getrusage}): Add support
for time, gettimeofday, and getrusage system calls.
({solaris,linux}_descriptors): Add new system calls.
(do_get{,e}{uid,gid}): Use gid_t/uid_t types.
(do_get{,p}pid): Use pic_t types.
* config{.in,ure}: Regenerate.
Mon Jun 3 23:19:57 1996 Andrew Cagney <>
* 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 <>
* emul_unix.{h,c}: New files to provide Solaris and Linux system
call emulations.
* (LIB_{SRC,OBJ}): Add emul_unix.{c,o}.
(os_emul.o): Depend on emul_unix.h.
(emul_unix.o): New dependency.
* (--enable-sim-alignment): Add 0|default to mean set
alignment to 0, which means use appropriate alignment for mode.
(AC_CHECK_FUNCS): Add new functions needed by emul_unix.c.
(AC_CHECK_HEADERS): Add new include files needed by emul_unix.c.
* Regenerate.
* configure: Regenerate.
* emul_generic.c (emul_write2_status): New function to return
results in r3 and r4 for Solaris system calls.
(emul_do_system_call): If the system call is not support, but
there is a string for the system call name, print out the string
instead of the system call number.
* emul_generic.h (emul_write2_status): Declare it.
* emul_netbsd.c: Use /* */ around comment on #endif.
* os_emul.c: Include emul_unix.h.
(os_emulations): Add emulations for Solaris, and Linux.
* psim.c (psim_usage): Add message about solaris, linux
Thu May 30 00:00:10 1996 Andrew Cagney <>
* 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 <>
* 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 <>
* 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 <>
* 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
Mon May 6 17:36:15 1996 Andrew Cagney <>
* 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
Tue Apr 30 22:09:09 1996 Andrew Cagney <>
* 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.
* (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
Fri Apr 26 00:00:07 1996 Andrew Cagney <>
* hw_disk.c: New file. Disk and CDROM device.
* (hw_disk.o): Add device hw_disk.c.
* pk_disklabel.c: New file. Implement the miss-named disk-label
* (pk.h): Create the file pk.h that contains a list of all
the packages.
* (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
* hw_memory.c: add claim and release memory methods.
* hw_*: Use the claim memory method when allocating physical
Thu Apr 18 23:38:10 1996 Andrew Cagney <>
* 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 <>
macros to determine whether or not the appropriate st_<xxx> fields
exist in the stat structure.
(AC_CHECK_FUNCS): Check for all unix system calls used, except for
the real basic ones like open, read, write, etc.
* config{.in,ure}: Regenerate.
* emul_netbsd.c: Add support for missing system calls, and/or
missing stat fields.
(MAXPATHLEN): Undefine if including unistd.h, since sys/param.h
might define it.
* hw_pal.c (WITH_STDIO): Redefine if O_NDELAY, F_GETFL, or F_SETFL
are not defined.
(scan_hw_pal): Do not cause syntax error if O_NDELAY, F_GETFL, or
F_SETFL not defined.
Tue May 21 17:24:45 1996 Michael Meissner <>
* emul_netbsd.c (write_stat): Don't convert st_blocks unless the
host is netbsd.
Thu May 16 10:56:45 1996 Michael Meissner <>
* (AC_CHECK_HEADERS): Add sys/ioctl.h.
* config{.in,ure}: Regenerate.
* emul_netbsd.c: If HAVE_SYS_IOCTL_H is not defined, don't include
Tue May 7 17:28:12 1996 Michael Meissner <>
* hw_pal.c (hw_pal_instance_read_callback): Remove unused
* misc.c ({,target_}a2i): Rewrite to not use strtoul.
* ({spreg,misc}.o): Add dependency on .c file.
({i,d}gen): Don't link in liberity. Use BUILD_LIBS instead of
Mon May 6 11:31:43 1996 Michael Meissner <>
* hw_pal.c (hw_pal_instance_read_callback): If using stdio, use
fgets to read line. If not using stdio, do a simple blocking read
of len bytes.
Fri May 3 15:07:42 1996 Michael Meissner <>
* Correctly build simulator for build machine != host
Tue Apr 30 18:46:05 1996 Michael Meissner <>
* (--enable-hostendian): Rework so the default uses
the AC_C_BIGENDIAN results. Only run AC_C_BIGENDIAN if not cross
* configure: Regenerate.
* sim-endian.h: Add more tests for host endian to support more
platforms in a cross compilation environment.
Wed Apr 17 14:38:06 1996 Michael Meissner <>
* hw_pal.c ({scan,write}_hw_pal): If WITH_STDIO == DO_USE_STDIO,
use stdio, instead of unpended read/printf_filtered.
(hw_pal_instance_write_callback): If WITH_STDIO == DO_USE_STDIO,
flush stdout after writing the characters.
* options.c (print_options): Print out WITH_STDIO.
* (STDIO_CFLAGS): Pass on result of @sim_stdio@
configuration variable.
(hw.{c,h}): Allow for source dir != build dir, and for HW_SRC
files to contain directory pieces.
* std-config.h (DO{,NT}_USE_STDIO): New flags for whether we
should use stdio for console input.
(WITH_STDIO): If not defined, define as DONT_USE_STDIO.
* (--enable-sim-stdio): Add new switch to control
whether stdio is used for console I/O.
* configure: Regenerate.
* interrupts.c (external_interrupt): Declare it to be
Mon Apr 15 23:30:56 1996 Andrew Cagney <>
* events.c (insert_event_entry): Allow events to be scheduled
*NOW* (at delta time 0). Add assertions to clarify behavour of
event queue.
* events.c (update_time_from_event): New function. Calculates the
number of ticks from the next event. Use this.
Sun Apr 14 21:39:45 1996 Andrew Cagney <>
* emul_netbsd.c (do_break): Return 0 if success (instead of
adjusted break).
* device_table.c (vm_ioctl_callback): Don't return adjusted break
(isn't needed).
Sun Apr 14 21:32:41 1996 Andrew Cagney <>
* device_table.h: Change type of the device ioctl so that it
returns an int (status).
* device.h (device_ioctl): Ditto.
* device.c (device_ioctl): Ditto.
* device_table.c (stack_ioctl_callback): Return 0 status.
(vm_ioctl_callback): Ditto
Sat Apr 13 00:00:24 1996 Andrew Cagney <>
* 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 <>
* 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 <>
* emul_bugapi.c (emul_bugapi_create): More strict check of OEA
Thu Apr 4 20:58:05 1996 Andrew Cagney <>
* interrupts.h (interrupts): New structure contains state of
pending interrupts.
* cpu.c (cpu_interrupts): New function. Pending interrupt status
in the cpu and grant access to it. Add interrupts to cpu
Fri Mar 29 22:09:25 1996 Andrew Cagney <>
* device.c (device_tree_add_parsed): Check that the creation of a
device instance worked before using it.
* psim.c (psim_halt): Remove cia argument from psim_halt. This
function does not save the CIA so do not pass it in.
Fri Mar 29 21:30:56 1996 Andrew Cagney <>
* hw_pal.c (hw_pal): Merge the halt and icu and console devices
found in device_table.c into a single hack pal.
* device_table.c (halt, icu, console): Delete.
* (hw_pal.o): New dependency.
* emul_generic.c (emul_add_tree_hardware): Re-arange device tree
so that it uses the pal instead of the icu/halt/console devices.
Wire the pal's interrupt ports up to the cpu nodes.
Fri Mar 29 20:17:17 1996 Andrew Cagney <>
* hw_iobus.c (hw_iobus_attach_address_callback): Move from
device_table.c to here.
* (hw_iobus.o): New dependency.
Fri Mar 29 12:17:58 1996 Andrew Cagney <>
* emul_bugapi.c (_os_emul_data): Add fields for output, input.
(emul_bugapi_create): Create input, output from /chosen/stdin and
(emul_bugapi_do_{read,write}): Switch to use device_instance
(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 <>
* 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 <>
* configure: Regenerate with autoconf 2.9.
Thu Mar 21 00:14:26 1996 Andrew Cagney <>
* device_table.h: Always include string headers.
Thu Mar 21 00:06:09 1996 Andrew Cagney <>
* 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 <>
* basics.h: Move the event queue's definition to here so that it
can be refered to globally with out importing all of events.h.
* psim.h, psim.c (psim_event_queue): New function. Grant access
to the simulation event queue. Will make this the single point of
access (there is after all only one event queue in the
* cpu.c (cpu_create): Use psim_event_queue to obtain the event
queue instead of it being passed in. No longer allow access to
the cpu's copy of the event queue.
Sun Mar 17 22:40:57 1996 Andrew Cagney <>
* events.h, events.c (event_handler): Remove event_queue from
arguments passed to an event handler. That argument is redundant
- the `data' should refer to a data structure that contains the
event queue if queing is needed.
* cpu.c (cpu_decrement_event): adjust
* events.c (event_queue_process): adjust
Sun Mar 17 22:40:57 1996 Andrew Cagney <>
* device.h, device.c (device_system): New, returns a handle for
the system given the device.
* device.c (device_address_init): Store a pointer back to the
system in each devices node.
* device_table.h: Don't pass `system' into each device when it is
being initialized, this is now available using device_system(me).
* device.c (device_address_init, device_data_init): Adjust.
* hw_cpu.c, hw_nvram.c, hw_memory.c, hw_eeprom.c, device_table.c:
Sun Mar 17 22:40:57 1996 Andrew Cagney <>
* interrupts.c (decrementer_interrupt, external_interrupt):
Remember that an interrupt wasn't delivered so that it can be
tried again later.
* interrupts.c (check_masked_interrupt): New function. (re)
checks for the posibility that a recent change to the MSR may have
made it possible to deliver an interrupt that was previously
masked be the EE bit.
* ppc-instructions (mtmsr, mfmsr, rfi): Check for posibility of
a pending interrupt being delivered using check_masked_interrupt().