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Diffstat (limited to 'sim/ppc/ChangeLog-2021')
| -rw-r--r-- | sim/ppc/ChangeLog-2021 | 6849 |
1 files changed, 6849 insertions, 0 deletions
diff --git a/sim/ppc/ChangeLog-2021 b/sim/ppc/ChangeLog-2021 new file mode 100644 index 0000000..13dda80 --- /dev/null +++ b/sim/ppc/ChangeLog-2021 @@ -0,0 +1,6849 @@ +2021-07-01 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (RESERVED_CFLAGS): Delete. + * configure.ac: Delete sim-reserved-bits. + * std-config.h (WITH_RESERVED_BITS): Delete. + * configure: Regenerate. + +2021-06-30 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Add -W flags from ../m4/sim_ac_option_warnings.m4. + Run compile tests against each flag. + * configure: Regenerate. + +2021-06-29 Mike Frysinger <vapier@gentoo.org> + + * main.c (sim_io_error): Add comment + * sim_calls.c (sim_io_error): Likewise. Change "" to " ". + (error): Likewise. + +2021-06-20 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (INLINE_CFLAGS): Change to $(SIM_INLINE). + * configure.ac: Delete sim-inline logic. + * configure: Regenerate. + +2021-06-19 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Replace ALL_INLINE with ALL_C_INLINE and + PSIM_INLINE_LOCALS with INLINE_LOCALS. + * inline.h: Likewise. + * options.c: Likewise. + * std-config.h: Likewise. Include sim-inline.h explicitly. + (REVEAL_MODULE): Define to H_REVEALS_MODULE. + (INLINE_MODULE): Define to C_REVEALS_MODULE. + (PSIM_INLINE_LOCALS): Delete. + (ALL_INLINE): Delete. + * configure: Regenerate. + +2021-06-19 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in: Move intl vars to ../arch-subdir.mk.in. + * configure.ac: Delete ZW_GNU_GETTEXT_SISTER_DIR call. + * config.in, configure: Regenerate. + +2021-06-19 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in: Delete toolchain vars. + * configure.ac: Likewise. + * configure: Regenerate. + +2021-06-19 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (LIBS): Add $(COMMON_LIBS). + (ZLIB): Use $(zlibdir). + * configure.ac: Delete AM_ZLIB & AC_PLUGINS calls. + * aclocal.m4, config.in, configure: Regenerate. + +2021-06-18 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (WERROR_CFLAGS): Delete. + * configure.ac: Delete werror configure option. + * configure: Regenerate. + +2021-06-18 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in: Include ../arch-subdir.mk. + +2021-06-18 Mike Frysinger <vapier@gentoo.org> + + * sim-main.h: Delete sim-signal.h include. + +2021-06-17 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (ENDIAN_CFLAGS): Delete. + * configure.ac: Delete sim-endian. + * configure: Regenerate. + +2021-06-17 Mike Frysinger <vapier@gentoo.org> + + * igen.c (gen_semantics_h): Rename PAGE_SIZE to MPC860C0_PAGE_SIZE. + * ppc-instructions: Likewise. + +2021-06-16 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Delete AC_EXEEXT call. + * configure: Regenerate. + +2021-06-16 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Delete sim-assert logic. + * config.in, configure: Regenerate. + +2021-06-16 Mike Frysinger <vapier@gentoo.org> + + * altivec.igen: Change BIG_ENDIAN to BFD_ENDIAN_BIG. + * configure.ac: Change LITTLE_ENDIAN, BIG_ENDIAN, & 0 to + BFD_ENDIAN_LITTLE, BFD_ENDIAN_BIG, & BFD_ENDIAN_UNKNOWN respectively. + * 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. + (psim_create): Change LITTLE_ENDIAN & BIG_ENDIAN to BFD_ENDIAN_LITTLE + & BFD_ENDIAN_BIG respectively. + * sim-endian-n.h: Likewise. + * sim-endian.c: Likewise. + * std-config.h: Include bfd.h. + (LITTLE_ENDIAN, BIG_ENDIAN): Delete. + (HOST_BYTE_ORDER): Change to BFD_ENDIAN_BIG & BFD_ENDIAN_LITTLE. + (WITH_TARGET_BYTE_ORDER): Change to BFD_ENDIAN_UNKNOWN. + (current_target_byte_order): Change type to bfd_endian. + (CURRENT_TARGET_BYTE_ORDER): Compare to BFD_ENDIAN_UNKNOWN. + * vm.c (vm_synchronize_context): Change LITTLE_ENDIAN & BIG_ENDIAN to + BFD_ENDIAN_LITTLE & BFD_ENDIAN_BIG respectively. + * configure: Regenerate. + +2021-06-16 Mike Frysinger <vapier@gentoo.org> + + * basics.h (__attribute__): Delete. + * misc.h (__attribute__): Likewise. + Include ansidecl.h. + +2021-06-16 Mike Frysinger <vapier@gentoo.org> + + * cpu.h: Include ansidecl.h. + (cpu_error): Change __attribute__ ((format (printf... to + ATTRIBUTE_PRINTF_3. + * device.h (device_error): Change __attribute__ ((format (printf... + to ATTRIBUTE_PRINTF_2. + * lf.h: Include ansidecl.h. + (lf_printf): Change __attribute__ ((format (printf... to + ATTRIBUTE_PRINTF_2. + * sim_callbacks.h (sim_io_printf_filtered): Change __attribute__ + ((format (printf... to ATTRIBUTE_PRINTF_1. + * tree.h (tree_parse): Change __attribute__ ((format (printf... to + ATTRIBUTE_PRINTF_2. + +2021-06-16 Mike Frysinger <vapier@gentoo.org> + + * double.c: Include ansidecls.h. + * dp-bit.c: Change __attribute__ ((packed)) to ATTRIBUTE_PACKED. + +2021-06-16 Mike Frysinger <vapier@gentoo.org> + + * basics.h (NORETURN): Delete. + * sim_callbacks.h: Include ansidecl.h. Change NORETURN to + ATTRIBUTE_NORETURN. + * sim_calls.c: Likewise. + +2021-06-16 Mike Frysinger <vapier@gentoo.org> + + * basics.h (UNUSED): Delete. + * gen-icache.c (print_icache_extraction): Change UNUSED to + ATTRIBUTE_UNUSED. + * idecode_expression.h: Likewise. Include ansidecl.h. + * inline.h: Likewise. + +2021-06-16 Mike Frysinger <vapier@gentoo.org> + + * 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 <vapier@gentoo.org> + + * device.h (device_add_boolean_property): Rename bool arg to boolean. + +2021-06-16 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (HOSTENDIAN_CFLAGS): Delete. + * configure.ac: 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. + (CURRENT_HOST_BYTE_ORDER): Rename to ... + (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. + (HOST_BYTE_ORDER): Define based on WORDS_BIGENDIAN. + (current_host_byte_order, CURRENT_HOST_BYTE_ORDER): Delete. + * config.in, configure: Regenerate. + +2021-06-13 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (COMMON_OBJS_NAMES, +COMMON_OBJS): New variables. + (LIB_OBJ): Replace version.o with $(COMMON_OBJS). + (version.c, version.o): Delete rules. + +2021-06-12 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in: Add $(EXEEXT) to run and psim. + +2021-06-12 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in: Delete ALIGNMENT_CFLAGS. + * configure.ac: Delete sim-alignment. + * configure: Regenerate. + +2021-06-12 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Delete calls to ACX_PKGVERSION & ACX_BUGURL. + * aclocal.m4, config.in, configure: Regenerate. + +2021-06-12 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Delete sim-stdio & sim-trace. + * debug.h: Define TRACE_* defines. + * config.in, configure: Regenerate. + +2021-06-12 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Delete AC_STRUCT_*, AC_TYPE_*, AC_CHECK_FUNCS, + AC_CHECK_HEADERS, and AC_HEADER_DIRENT calls. + * config.in, configure: Regenerate. + +2021-06-12 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Delete sim-env configure option. + * defs.h: Include ../config.h. Undefine PACKAGE* defines. + * std-config.h (ALL_ENVIRONMENT): Define. + * config.in, configure: Regenerate. + +2021-06-09 Mike Frysinger <vapier@gentoo.org> + + * 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 <vapier@gentoo.org> + + * configure.ac (WERROR_CFLAGS): Add -Wno-format for mingw32 hosts. + * configure: Regenerate. + +2021-05-29 Mike Frysinger <vapier@gentoo.org> + + * 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 <vapier@gentoo.org> + + * Makefile.in (INCLUDES): Add -I../.. + +2021-05-16 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (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 <vapier@gentoo.org> + + * Makefile.in (WERROR_CFLAGS): Define. + (STD_CFLAGS): Add $(WERROR_CFLAGS). + * configure.ac: 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 <vapier@gentoo.org> + + * Makefile.in: Update path. + * gdb-sim.c: Update include path. + * main.c: Likewise. + * psim.h: Likewise. + * sim_calls.c: Likewise. + +2021-04-22 Tom Tromey <tom@tromey.com> + + * mon.c: Update includes. + * emul_unix.c: Update includes. + (do_unix_gettimeofday): Update condition. + +2021-04-22 Tom Tromey <tom@tromey.com> + + * Makefile.in (stamp-vals, stamp-map): New targets. + (targ-vals.h, targ-map.c): Update. + (clean): Remove files. + +2021-04-08 Tom Tromey <tom@tromey.com> + + * emul_unix.c: Include time.h. + +2021-04-08 Simon Marchi <simon.marchi@polymtl.ca> + + * Makefile.in: Set ASAN_OPTIONS when running igen. + +2021-04-03 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (install): Install as run-ppc when not the primary arch. + (install-strip): Likewise. + +2021-03-13 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (BUILD_LDFLAGS): Rename to ... + (LDFLAGS_FOR_BUILD): ... this. + (LINK_FOR_BUILD): Change BUILD_LDFLAGS to LDFLAGS_FOR_BUILD. + +2021-03-13 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (COMPILE_FOR_BUILD, LINK_FOR_BUILD): Define. + Change $(CC_FOR_BUILD) $(BUILD_CFLAGS) $(BUILD_LDFLAGS) to + $(LINK_FOR_BUILD). Change $(CC_FOR_BUILD) $(BUILD_CFLAGS) to + $(COMPILE_FOR_BUILD). + +2021-03-08 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (gentmap, dgen, igen, tmp-filter, tmp-ld-decode, + tmp-ld-cache, tmp-ld-insn): Delete $(BUILD_LIBS). + +2021-03-07 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (check): Define. + +2021-02-13 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Replace sinclude with AC_CONFIG_MACRO_DIRS. + * aclocal.m4, configure: Regenerate. + +2021-02-06 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (STD_CFLAGS): Delete $(HDEFINES) $(TDEFINES). + (NOWARN_CFLAGS): Likewise. + (HDEFINES, TDEFINES): Delete. + * configure.ac: Delete AC_SUBST(HDEFINES) and bfd/configure.host + sourcing. + * configure: Regenerate. + +2021-01-19 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (version.c): Simplifiy args and call move-if-change. + +2021-01-11 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Delete checks for stdlib.h, string.h, + strings.h, and time.h. + * config.in, 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, + tree.c: Delete HAVE_ERRNO_H, HAVE_STDLIB_H, HAVE_STRING_H, + 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 <vapier@gentoo.org> + + * configure: Regenerate. + +2021-01-08 Mike Frysinger <vapier@gentoo.org> + + * sim_calls.c (sim_memory_map): Define. + +2021-01-04 Mike Frysinger <vapier@gentoo.org> + + * gen-icache.c, igen.c: Include stdlib.h. + +2021-01-04 Mike Frysinger <vapier@gentoo.org> + + * acinclude.m4 (ACX_BUGURL): Change http:// to https://. + * configure: Regenerate. + +2020-10-20 Dr. David Alan Gilbert <dgilbert@redhat.com> + + * emul_netbsd.c (do_sigprocmask): Fix printf format. + +2020-07-03 Sebastian Huber <sebastian.huber@embedded-brains.de> + + * ld-insn.h (last_model, last_model_data, last_model_function, + last_model_internal, last_model_macro, last_model_static): + Delete. + (max_model_fields_len, model_data, model_functions, + model_internal, model_macros, model_static, models): Declare, but do not + define. + * 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 <n54@gmx.com> + + * emul_netbsd.c (netbsd_signal_names): Sync with NetBSD 9.99.49. + +2020-03-12 Kamil Rytarowski <n54@gmx.com> + + * emul_netbsd.c (netbsd_error_names): Sync with NetBSD 9.99.49. + +2019-12-19 Tom Tromey <tromey@adacore.com> + + PR build/24572: + * Makefile.in (install-strip): New target. + +2019-09-20 Alan Modra <amodra@gmail.com> + + * emul_generic.c (emul_add_tree_options): Delete old bfd code. + +2019-01-26 Tom Tromey <tom@tromey.com> + + * Makefile.in (version.c): Use sim's create-version.sh. + +2018-05-09 Sebastian Rasmussen <sebras@gmail.com> + + * e500_registers.h: Comment typo fix. + * ppc-instructions (ppc_insn_mfcr): Likewise. + +2017-09-05 John Baldwin <jhb@FreeBSD.org> + + PR sim/20863 + * sim_calls.c (error): New function. + +2017-02-13 Mike Frysinger <vapier@gentoo.org> + + * 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 <vapier@gentoo.org> + + * configure.ac (sim-assert): Call AC_MSG_CHECKING, + AC_DEFINE_UNQUOTED, and AC_MSG_RESULT + (sim-env, sim-stdio, sim-trace): Delete. + * config.in, configure: Regenerate. + * Make-common.in (ENV_CFLAGS, TRACE_CFLAGS, ASSERT_CFLAGS, + STDIO_CFLAGS): Delete. + (CONFIG_CFLAGS): Delete $(ENV_CFLAGS), $(TRACE_CFLAGS), + $(ASSERT_CFLAGS), and $(STDIO_CFLAGS). + * std-config.h (WITH_ENVIRONMENT, WITH_TRACE, WITH_ASSERT, + WITH_STDIO): Delete. + +2016-01-10 Mike Frysinger <vapier@gentoo.org> + + * configure: Regenerate. + +2016-01-10 Mike Frysinger <vapier@gentoo.org> + + * configure: Regenerate. + +2016-01-10 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Delete --enable-sim-regparm and sim_regparm, + and --enable-sim-stdcall and sim_stdcall. + * configure: Regenerate. + * Makefile.in (REGPARM_CFLAGS, STDCALL_CFLAGS): Delete. + (CONFIG_CFLAGS): Delete $(REGPARM_CFLAGS) and $(STDCALL_CFLAGS). + * inline.h: Delete REGPARM everywhere. + * options.c (print_options): Delete WITH_REGPARM and + WITH_STDCALL. + * std-config.h (WITH_REGPARM, WITH_STDCALL, REGPARM): Delete. + +2016-01-10 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Delete --enable-sim-cflags and sim_cflags. + * configure: Regenerate. + * INSTALL: Delete all mention of --enable-sim-cflags. + * Makefile.in (SIM_CFLAGS): Delete. + (STD_CFLAGS, NOWARN_CFLAGS): Delete $(SIM_CFLAGS). + (psim): Likewise. + +2016-01-06 Mike Frysinger <vapier@gentoo.org> + + * sim_calls.c (sim_open): Mark argv const. + (sim_create_inferior): Mark argv and env const. + +2016-01-04 Mike Frysinger <vapier@gentoo.org> + + * configure.ac (sim-bswap): Delete. + * configure: Regenerate. + * INSTALL: Delete --enable-sim-bswap docs. + * Makefile.in (BSWAP_CFLAGS): Delete. + (CONFIG_CFLAGS): Delete $(BSWAP_CFLAGS). + * options.c (print_options): Delete WITH_BSWAP. + * sim-endian.h (htonl, ntohl): Delete. + * std-config.h (WITH_BSWAP): Delete. + +2016-01-02 Mike Frysinger <vapier@gentoo.org> + + * main.c (main): Pass SIM_OPEN_STANDALONE to psim_options and + psim_usage. + * 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 <kevinb@redhat.com> + + * 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 <vapier@gentoo.org> + + * Makefile.in (TCONFIG_H): Delete. + (sim-fpu.o): Delete $(TCONFIG_H). + (tconfig.h): Delete rule. + +2015-11-21 Mike Frysinger <vapier@gentoo.org> + + PR sim/13834 + * Makefile.in (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 <palves@redhat.com> + + * debug.h (TRACE, ITRACE, DTRACE, DITRACE, PTRACE): Call + sim_io_printf_filtered instead of printf_filtered. + +2015-06-12 Mike Frysinger <vapier@gentoo.org> + + * configure: Regenerate. + +2015-04-29 Nick Clifton <nickc@redhat.com> + + PR 18273 + * hw_htab.c (htab_map_binary): Fix overlap check. + +2015-04-13 Mike Frysinger <vapier@gentoo.org> + + * Makefile.in (version.o): Change to using create-version.sh from gdb. + (create-version.sh): Delete. + +2015-03-31 Mike Frysinger <vapier@gentoo.org> + + * config.in, configure: Regenerate. + * Makefile.in (INCLUDES): Add $(ZLIBINC). + (ZLIB, ZLIBINC): Define. + (BFD_LIB): Add $(ZLIB). + +2014-11-23 Joel Sherrill <joel.sherrill@oarcorp.com> + + * ChangeLog, ChangeLog.00, hw_com.c, ld-cache.h, ppc-instructions: + Change immediatly to immediately. + +2014-08-27 Joel Sherrill <joel.sherrill@oarcorp.com> + + * basics.h, device.c, device.h, hw_htab.c, hw_memory.c: + Correct spelling in comments. + +2014-08-19 Alan Modra <amodra@gmail.com> + + * configure.ac: Invoke AC_PLUGINS. + * configure: Regenerate. + * config.in: Regenerate. + +2014-03-10 Mike Frysinger <vapier@gentoo.org> + + * sim_calls.c (sim_do_command): Add const to cmd. + +2014-03-05 Mike Frysinger <vapier@gentoo.org> + + * sim_calls.c (sim_load): Add const to prog. + +2014-02-17 Aaro Koskinen <aaro.koskinen@iki.fi> + + PR gdb/12202 + * Makefile.in (psim): Delete $(LIBS) from dependency. + +2013-10-15 Hans-Peter Nilsson <hp@axis.com> + + * Makefile.in (srcsim): New variable. + (version.c): Adjust call to $(srccom)/create-version.sh as per change. + +2013-06-28 Tom Tromey <tromey@redhat.com> + + * Make-common.in (version.c): Use version.in, not + common/version.in. + +2013-06-24 Joel Brobecker <brobecker@adacore.com> + + * Makefile.in (srccom): New variable. + (version.c): Update rule dependencies, and re-implement using + sim/common/create-version.sh. + +2013-05-03 Hafiz Abid Qadeer <abidh@codesourcery.com> + + revert: + 2013-04-19 Nathan Froyd <froydnj@codesourcery.com> + * ppc-instructions (isel): New instruction. + +2013-04-19 Nathan Froyd <froydnj@codesourcery.com> + + * ppc-instructions (isel): New instruction. + +2012-12-19 Joel Brobecker <brobecker@adacore.com> + + * COPYING: Update to GPL version 3. + +2012-06-15 Joel Brobecker <brobecker@adacore.com> + + * configure: Regenerate. + +2012-05-24 Pedro Alves <palves@redhat.com> + + PR gdb/7205 + * Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout. + +2012-03-14 Michael Haubenwallner <michael.haubenwallner@salomon.at> + + * emul_unix.c (st_pad1, st_pad2, st_pad3): Undefine. + +2012-01-02 Joel Brobecker <brobecker@adacore.com> + + * dp-bit.c: Reformat copyright header. + +2011-02-11 Ben Golding <ben_golding@yahoo.co.uk> + + * events.c: add #include <stdlib.h> for free(). Fix PR build/13372. + +2011-10-17 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: Change include to common/acinclude.m4. + +2011-10-17 Mike Frysinger <vapier@gentoo.org> + + * configure.ac: 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 <brobecker@adacore.com> + + * psim.c (psim_options): Fix length of comparison when checking + for --sysroot= option. + +2011-06-08 Joel Brobecker <brobecker@adacore.com> + + * 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 <brobecker@adacore.com> + + * psim.c (psim_options): Accept and ignore `--sysroot=...'. + +2011-06-03 Joel Brobecker <brobecker@adacore.com> (obvious fix) + + From Stephen Kitt <steve@sk2.org> + * vm.c (vm_synchronize_context): Spelling fix in function + documentation. + +2011-04-16 Mike Frysinger <vapier@gentoo.org> + + * sim_calls.c (sim_complete_command): New stub function. + +2011-02-14 Mike Frysinger <vapier@gentoo.org> + + * 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_bugapi_do_write) + * 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 <aburgess@broadcom.com> + + * gdb-sim.c (sim_store_register): Update return value to + match new API. + +2011-01-05 Joel Brobecker <brobecker@adacore.com> + + * psim.texinfo: Copyright year update. + +2010-04-14 Mike Frysinger <vapier@gentoo.org> + + * sim_calls.c (sim_write): Add const to buf arg. + +2010-02-14 Andreas Schwab <schwab@linux-m68k.org> + + * ppc-instructions: Fix missing assignment in last change. + +2010-02-05 Andreas Schwab <schwab@linux-m68k.org> + + * ppc-instructions: Fix aliasing bugs when calling + invalid_arithemetic_operation. + +2009-11-13 Nathan Froyd <froydnj@codesourcery.com> + + * configure.ac: 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 <joel.sherrill@oarcorp.com> + + * std-config.h: Fix spelling error. + +2009-09-22 Joel Sherrill <joel.sherrill@oarcorp.com> + + * main.c: Fix spelling error. + +2009-09-15 Andreas Tobler <andreast-list@fgznet.ch> + Doug Evans <dje@google.com> + + * configure.ac (sim_hwflags): Use AC_DEFINE to define HAVE_UNION_SEMUN. + * configure: Regenerate. + * config.in: Regenerate. + * hw_sem.c: (HAVE_UNION_SEMUN): Renamed from HAS_UNION_SEMUN. + +2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> + + * config.in: Regenerate. + * configure: Likewise. + + * configure: Regenerate. + +2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> + + * Makefile.in (datarootdir): New variable. + +2009-01-12 Nathan Froyd <froydnj@codesourcery.com> + + * ppc-instructions (sync): Add L field. + +2008-12-15 Joel Sherrill <joel.sherrill@oarcorp.com> + + * ppc-instructions, ppc-spr-table: Add ability + to read tbrl and tbru special registers. + +2008-11-18 Joel Sherrill <joel.sherrill@oarcorp.com> + + * configure: Regenerated. + * configure.ac: 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. + * Makefile.in: Add hw_sem.c and hw_shm.c. + +2008-07-11 Hans-Peter Nilsson <hp@axis.com> + + * configure.ac: Add test for libz and zlib.h. + * Makefile.in (LIBS): Set from @LIBS@. + * configure: Regenerate. + * config.in: Ditto. + +2008-06-06 Vladimir Prus <vladimir@codesourcery.com> + Daniel Jacobowitz <dan@codesourcery.com> + Joseph Myers <joseph@codesourcery.com> + + * configure.ac: Use ACX_PKGVERSION and ACX_BUGURL. + * configure, config.in: Regenerated. + * Makefile.in (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 + --version. + * psim.h (psim_usage): Update prototype. + * main.c (main): Update psim_usage call. + +2008-03-14 Nick Hudson <nick.hudson@dsl.pipex.com + + * configure.ac: Pass ../../intl to ZW_GNU_GETTEXT_SISTER_DIR. + * configure: Regenerate. + +2007-10-15 Daniel Jacobowitz <dan@codesourcery.com> + + * gdb-sim.c (regnum2spr): Rename to... + (sim_spr_register_name): ... this. Make global. + +2007-09-04 Jerome Guitton <guitton@adacore.com> + + * sim/ppc/emul_bugapi.c (emul_bugapi_create): quote the file + name property before parsing it. + +2006-12-21 Hans-Peter Nilsson <hp@axis.com> + + * acconfig.h: Remove. + * config.in: Regenerate. + +2006-11-22 Tom Marn <tom.marn@telargo.com> + + Committed by Andrew Cagney. + * ppc-instructions: Implement optional PowerPC stfiwx instruction. + +2006-07-12 Fred Fish <fnf@specifix.com> + + * sim-endian.h (asm/byteorder.h): Don't include private kernel + header. + +2006-06-13 Richard Earnshaw <rearnsha@arm.com> + + * configure: Regenerated. + +2006-05-31 Daniel Jacobowitz <dan@codesourcery.com> + + * Makefile.in: Replace INTLLIBS and INTLDEPS with LIBINTL + and LIBINTL_DEP everywhere. + (INTL_DIR, INTL_SRC): Remove. + (INTL_CFLAGS): Use INCINTL. + * configure.ac: Use ZW_GNU_GETTEXT_SISTER_DIR. + * configure: Regenerated. + +2006-05-05 Andreas Schwab <schwab@suse.de> + + * configure.ac (CFLAGS_FOR_BUILD): Set and substitute. + * configure: Regenerate. + + * Makefile.in (CFLAGS_FOR_BUILD): Define. + (BUILD_CFLAGS): Use it instead of hardcoding "-g -O". + (gentmap): Fix typo BUILD_FLAGS -> BUILD_CFLAGS. + +2006-04-23 Andreas Schwab <schwab@suse.de> + + * Makefile.in (tmp-ld-decode): Fix dependencies. + (tmp-ld-cache): Likewise. + (tmp-ld-insn): Likewise. + +2006-02-01 Mark Mitchell <mark@codesourcery.com> + + * 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 <mark@codesourcery.com> + + * words.h (natural32): Define as "int". + +2006-01-23 Mark Mitchell <mark@codesourcery.com> + + * words.h (signed32): Define as "int". + (unsigned32): Define as "unsigned int". + +2005-11-28 Mark Mitchell <mark@codesourcery.com> + + * configure.ac (USE_WIN32API): Define it. + * configure.in: Regenerate. + * config.in: 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 <mark@codesourcery.com> + + * 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 <bje@au.ibm.com> + + * hw_htab.c (bfd_get_section_lma): Remove macro; use BFD's. + +2005-07-15 Ben Elliston <bje@au.ibm.com> + + * 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 <manjo@austin.ibm.com> + + * psim.c: Added libiberty.h header file. + +2005-04-18 Manoj Iyer <manjo@austin.ibm.com> + + * configure.ac: Added check for long long. + * config.in: 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 <green@redhat.com> + + * tree.c (parse_reg_property): Fix memset usage. + +2005-03-23 Mark Kettenis <kettenis@gnu.org> + + * configure: Regenerate. + +2005-01-11 Andrew Cagney <cagney@localhost.localdomain> + + * configure.ac: Delete AC_CONFIG_AUX_DIR. + * configure: Re-generate. + +2005-01-07 Andrew Cagney <cagney@gnu.org> + + * configure.ac: Rename configure.in, require autoconf 2.59. + * configure: Re-generate. + +2005-01-03 Andreas Schwab <schwab@suse.de> + + * Makefile.in (hw_com.o, hw_eeprom.o): Depend on + $(DEVICE_TABLE_H). + +2004-11-16 Andreas Schwab <schwab@suse.de> + + * Makefile.in (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 <schwab@suse.de> + + * sim_calls.c: Include "libiberty.h". + +2004-09-24 Ian Lance Taylor <ian@wasabisystems.com> + + Committed by Andrew Cagney. + * configure.in: 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, config.in: Regenerate. + +2004-08-05 Nathanael Nerode <neroden@gcc.gnu.org> + + * Makefile.in (GDB_INCLUDES): Remove bogus reference to mmalloc. + +2004-08-04 Andrew Cagney <cagney@gnu.org> + Jim Blandy <jimb@redhat.com> + + * sim_callbacks.h (simulator): Declare. + * Makefile.in (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 <cagney@gnu.org> + + * Back out accidently committed change. + +2004-08-04 Jim Blandy <jimb@redhat.com> + + Use a fixed register numbering when communicating with the PowerPC + simulator. + * 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. + * Makefile.in (GDB_SIM_PPC_H): New variable. + (DEFS_H): Delete variable. + (sim_calls.o): Update dependencies. + +2004-07-26 Andrew Cagney <cagney@gnu.org> + + Problem from Olaf Hering <olh@suse.de>. + * Makefile.in (install, installdirs): Add DESTDIR. + +2004-07-10 Ben Elliston <bje@au.ibm.com> + + * tree.c (parse_integer_property): Comment typo fix. + +2004-07-06 Jim Blandy <jimb@redhat.com> + + * Makefile.in: Update all dependency information. + (BASICS_H, CPU_H, IDECODE_H, PSIM_H, REGISTERS_H, DEVICE_TABLE_H) + (EMUL_GENERIC_H): Values updated. + (ACCONFIG_H, ALTIVEC_EXPRESSION_H, ALTIVEC_REGISTERS_H) + (ANSIDECL_H, BFD_H, BITS_H, CAP_H, COMMON_SIM_BASE_H) + (COMMON_SIM_BASICS_H, COMMON_SIM_FPU_H, COMMON_SIM_INLINE_H) + (COMMON_SIM_SIGNAL_H, CONFIG_H, COREFILE_H, COREFILE_N_H, DEBUG_H) + (DEFINES_H, DEFS_H, DEVICE_H, E500_EXPRESSION_H, E500_REGISTERS_H) + (EMUL_BUGAPI_H, EMUL_CHIRP_H, EMUL_NETBSD_H, EMUL_UNIX_H, EVENTS_H) + (FILTER_FILENAME_H, FILTER_H, GDB_CALLBACK_H, GDB_REMOTE_SIM_H) + (GEN_ICACHE_H, GEN_IDECODE_H, GEN_ITABLE_H, GEN_MODEL_H) + (GEN_SEMANTICS_H, GEN_SUPPORT_H, HW_CPU_H, HW_H, HW_PHB_H) + (ICACHE_H, IDECODE_BRANCH_H, IDECODE_EXPRESSION_H) + (IDECODE_FIELDS_H, IGEN_H, INLINE_H, INTERRUPTS_H, ITABLE_H) + (LD_CACHE_H, LD_DECODE_H, LD_INSN_H, LF_H, MISC_H, MODEL_H, MON_H) + (OPTIONS_H, OS_EMUL_H, PK_H, PPC_CONFIG_H, SEMANTICS_H) + (SIM_CALLBACKS_H, SIM_ENDIAN_H, SIM_ENDIAN_N_H, SIM_MAIN_H) + (SPREG_H, STD_CONFIG_H, SUPPORT_H, TABLE_H, TARG_VALS_H, TCONFIG_H) + (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 <jimb@redhat.com> + + * 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 <amodra@bigpond.net.au> + + * 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 <dan@debian.org> + + * configure.in (sim_fpu_cflags): Add -I../common. + * configure: Regenerated. + +2004-01-27 Andrew Cagney <cagney@redhat.com> + + * ppc-instructions: Update copyright. + (convert_to_integer): Add trailing ";" to label. + +2003-10-16 Michael Snyder <msnyder@redhat.com> + + * emul_netbsd.c: Only a comment may follow an #endif. + +2003-10-15 Michael Snyder <msnyder@redhat.com> + + * Makefile.in (sim_calls.o): No longer depends on gdb/tm.h. + +2003-06-22 Andrew Cagney <cagney@redhat.com> + + Written by matthew green <mrg@redhat.com>, with fixes from Aldy + Hernandez <aldyh@redhat.com>, Jim Wilson <wilson@redhat.com>, and + Nick Clifton <nickc@redhat.com>. + + * 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 + registers. + * psim.c (psim_read_register, psim_read_register): Handle Altivec + and e500 registers. + * ppc-spr-table (SPEFSCR): Add VRSAVE and SPEFSCR registers. + * configure.in (sim_filter): When *altivec* add "av". When *spe* + or *simd* add e500. + (sim_float): When *altivec* define WITH_ALTIVEC. When *spe* add + WITH_E500. + * 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 + "altivec_registers.h". + (registers): Add Altivec and e500 specific registers. + * Makefile.in (IDECODE_H): Add "idecode_e500.h" and + "idecode_altivec.h". + (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 <cagney@redhat.com> + + 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 <cagney@redhat.com> + + * 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 + yahoo.com. + +2003-06-21 Andrew Cagney <cagney@redhat.com> + + From Ian Lance Taylor <ian@airs.com>: * hw_nvram.c + (hw_nvram_init_address): Correct call to memset--swap second and + third arguments. + +2003-06-21 Andrew Cagney <cagney@redhat.com> + + * hw_com.c (hw_com_device_init_data): Check that the output, and + not input file opened. Pointed out by masahino tky3.3web.ne.jp. + +2003-06-20 Andrew Cagney <cagney@redhat.com> + + * 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_write_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 <cagney@redhat.com> + + * 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 + copyright. + (main): Permit a NULL "cache_rules". Pass address of + "cache_rules" to load_insn_table. + * Makefile.in (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 <cagney@redhat.com> + + * Makefile.in (ICACHE_CFLAGS, SEMANTICS_CFLAGS): Delete. + (SIM_FPU_FLAGS): Define. + (icache.o): Delete explicit compile command. + (semantics.o, idecode.o): Delete explicit compile command. + (NOWARN_CFLAGS, STD_CFLAGS): Append SIM_FPU_CFLAGS. + * gen-support.c (gen_support_c): Generate #include of + "sim-inline.h" and "sim-fpu.h", but conditional on + HAVE_COMMON_FPU. + * 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". + * Makefile.in, gen-support.c, gen-idecode.c, igen.c: Update + copyright. + +2003-05-16 Ian Lance Taylor <ian@airs.com> + + * Makefile.in (various): Use $(SHELL) whenever we invoke + move-if-change. + +2003-02-27 Andrew Cagney <cagney@redhat.com> + + * sim_calls.c (sim_open, sim_create_inferior): Rename _bfd to bfd. + +2002-09-27 Andrew Cagney <ac131313@redhat.com> + + * hw_disk.c (hw_disk_init_address): Set device type to "block", + not "disk". + +2002-06-22 Andrew Cagney <ac131313@redhat.com> + + * Makefile.in (INTL_SRC): Define. + (INTL_CFLAGS): Define. + (INTL_DIR): Define. + (STD_CFLAGS): Add INTL_CFLAGS. + +2002-06-17 Elena Zannoni <ezannoni@redhat.com> + + * psim.c (psim_options): Don't choke when gdb invokes us with + the --architecture option, just ignore it. + +2002-06-16 Andrew Cagney <ac131313@redhat.com> + + * configure: Regenerated to track ../common/aclocal.m4 changes. + +2002-06-08 Andrew Cagney <cagney@redhat.com> + + * main.c: Include "gdb/callback.h" and "gdb/remote-sim.h". + * sim_calls.c: Ditto. + +2002-05-30 DJ Delorie <dj@redhat.com> + + * 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 <ezannoni@redhat.com> + + * sim_calls.c (sim_fetch_register, sim_store_register): Return -1 for + AltiVec registers as a temporary stopgap. + +2002-03-24 David O'Brien <obrien@FreeBSD.org> + + * ppc/hw_disk.c: Export a disk device property. + +2002-03-23 Andrew Cagney <ac131313@redhat.com> + + From 2001-12-09 Julien Ducourthial <jducourt@noos.fr>: + * 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 <ac131313@redhat.com> + + From wiz at danbala: + * std-config.h: Fix grammar and typos. Update copyright. + Fix PR gdb/287. + +2002-01-12 matthew green <mrg@redhat.com> + + * Makefile.in (tmp-igen): Pass -I $(srcdir) to igen. + * igen.c (main): Change -I to add include paths for :include: + files. + 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 + open_table. + (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 <mrg@redhat.com> + + * bits.c (LSMASKED64): New inline function. + (LSEXTRACTED64): Likewise. + * bits.h (_LSB_POS, _LSMASKn, LSMASK64): New macros from + sim/common/sim-bits.h + (LSMASKED64, LSEXTRACTED64): New functions definitions. + * Makefile.in (sim-bits.o): Remove target. + + * main.c (zalloc): Fix typo in error message. + +2001-12-16 Andrew Cagney <ac131313@redhat.com> + + * configure.in (sim_fpu): Don't add sim-bits.o. + * configure: Re-generate. + +2001-12-15 matthew green <mrg@redhat.com> + + * 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 <mrg@redhat.com> + + * Makefile.in (LIB_OBJ): Add @sim_fpu@. + (ICACHE_CFLAGS, SEMANTICS_CFLAGS): New variables. + (icache.o, semantics.o): Add new ICACHE_FLAGS & SEMANTICS_FLAGS. + (sim-fpu.o, sim-bits.o, tconfig.h): New targets. + * configure.in: Rename INLINE_LOCALS to PSIM_INLINE_LOCALS. Add a + 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 + INLINE_ICACHE to PSIM_INLINE_ICACHE. + * gen-idecode.c (print_idecode_run_function_header): Rename INLINE_IDECODE + to PSIM_INLINE_IDECODE. + * gen-semantics.c (print_semantic_function_header): Rename + EXTERN_SEMANTICS to PSIM_EXTERN_SEMANTICS. + * gen-support.c (print_support_function_name): Rename INLINE_SUPPORT to + PSIM_INLINE_SUPPORT. + * igen.c (print_function_name): Also escape `(' and `)'. + (gen_semantics_h): Rename EXTERN_SEMANTICS to PSIM_EXTERN_SEMANTICS. + (gen_semantics_c): Likewise. Also output includes for "sim-fpu.h" + * inline.h (INLINE_SIM_ENDIAN): Renamed INLINE_PSIM_ENDIAN. + (EXTERN_SIM_ENDIAN): Renamed EXTERN_PSIM_ENDIAN. + (STATIC_INLINE_SIM_ENDIAN): Renamed STATIC_INLINE_PSIM_ENDIAN. + (INLINE_LOCALS): Renamed PSIM_INLINE_LOCALS. + (EXTERN_SUPPORT): Renamed PSIM_EXTERN_SUPPORT. + (INLINE_SUPPORT): Renamed PSIM_INLINE_SUPPORT. + (EXTERN_SEMANTICS): Renamed PSIM_EXTERN_SEMANTICS. + (INLINE_SEMANTICS): Renamed PSIM_INLINE_SEMANTICS. + (EXTERN_IDECODE): Renamed PSIM_EXTERN_IDECODE. + (INLINE_IDECODE): Renamed PSIM_INLINE_IDECODE. + (EXTERN_ICACHE): Renamed PSIM_EXTERN_ICACHE. + (INLINE_ICACHE): Renamed PSIM_INLINE_ICACHE. + * 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 <ac131313@redhat.com> + + From Mark Peek. + * ppc-spr-table: Add SDA and PIR. + +2001-10-29 Andrew Cagney <ac131313@redhat.com> + + * 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 + non-zero. + +2001-10-25 Andrew Cagney <ac131313@redhat.com> + + * 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 + CHIRP_LOAD_BASE. + (emul_chirp_create): Map in the interrupt table. + +2001-07-16 Daniel Jacobowitz <drow@mvista.com> + + * Makefile.in: Add dependencies on $(CPU_H). + +Wed Mar 7 10:45:12 HST 2001 Glen Nakamura <gen@lava.net> + + * hw_init.c (dma_file): Fixed problem with loading last 1KB of + file. + +2001-03-04 Andrew Cagney <ac131313@redhat.com> + + * emul_netbsd.c [WITH_NetBSD_HOST]: Include <sys/mount.h> and + <errno.h>. + (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 <geoffk@redhat.com> + + * 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 <geoffk@redhat.com> + + * 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 <jimb@redhat.com> + + * sim_calls.c: Doc fix. + (sim_fetch_register, sim_store_register): Call + gdbarch_register_name directly, instead of going through + REGISTER_NAME macro. + +2000-10-24 Geoff Keating <geoffk@cygnus.com> + + * ppc-instructions (lfsux): Correct XO field of lfsux instruction. + +Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com> + + * configure: Regenerated to track ../common/aclocal.m4 changes. + +Fri Apr 28 15:59:27 2000 Andrew Cagney <cagney@b1.cygnus.com> + + * 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 <cagney@b1.cygnus.com> + + * interrupts.c (deliver_hardware_interrupt): Print time trace in + decimal. + * events.c (event_queue_process): Cleanup trace message. + (update_time_from_event): Trace full event queue. + +2000-03-25 Geoff Keating <geoffk@cygnus.com> + + * ppc-instructions (Disabled_Exponent_Underflow): Increment + the exponent when denormalizing. + +Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com> + + * configure: Regenerated to track ../common/aclocal.m4 changes. + +1999-05-08 Felix Lee <flee@cygnus.com> + + * configure.in: Use AC_EXEEXT instead of AM_EXEEXT. + * configure: Regenerated to track ../common/aclocal.m4 changes. + +1999-04-02 Keith Seitz <keiths@cygnus.com> + + * 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 <jlemke@cygnus.com> + + * 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 <jimb@zwingli.cygnus.com> + + 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, + MMCR0, PMC1, PMC2, SIA, MMCR1, PMC3, PMC4, L2CR, ICTC, THRM1, + 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 + PPC). + +1999-01-22 Jim Lemke <jlemke@cygnus.com> + + * igen.c(gen_semantics_[ch]): setup/use of new option + (-o mpc860c0[=n]). + interrupts.[ch](mpc860c0_instruction_program_interrupt): added. + ppc-instructions(the four branch insn groups): detect problematic br's. + psim.c(is_num - added, psim_options): Parse and init new option. + These changes are currently under #ifdef WITH_OPTION_MPC860C0. + +1998-12-01 Ken Raeburn <raeburn@cygnus.com> + + * hw_nvram.c (hw_nvram_bcd): Force value to fit in 0..99. + +Fri Nov 20 12:17:28 1998 Andrew Cagney <cagney@b1.cygnus.com> + + * main.c (sim_io_poll_quit): Stub function. + + * events.c (SIM_EVENTS_POLL_RATE): Define. + (sim_events_poll): Copy function from common/sim-events.c. + (event_queue_init): Copy scheduling of sim_events_poll from same. + + * sim_callbacks.h, sim_calls.c (sim_io_poll_quit): New function, + poll the external environment. + +1998-11-19 Michael Meissner <meissner@cygnus.com> + + * ppc-instructions (is_{NaN,inf}): Use unsigned64 to get the + fractional type, so that quiet NaN's aren't treated like + Infinities. + +Mon Sep 28 09:42:45 1998 Drew Moseley <dmoseley@cygnus.com> + + * table.c (table_open): For cygwin hosts, we need to use the + return value from the read routine as the number of bytes to + process. This apparently is due to text-mode vs binary-mode. If + the mounts are done text-mode, then the size returnedby fstat() + may be different than the number of bytes "read" in text mode. + +Sun Oct 4 00:50:47 1998 Felix Lee <flee@cygnus.com> + + * emul_netbsd.c (do_open): fix order-of-evaluation problem. + (do_close): ditto. + (do_fstat): ditto. + (do_lstat): ditto. + +1998-09-03 Michael Meissner <meissner@cygnus.com> + + * emul_{netbsd,unix}.c: Update copyright year. + +Mon Jun 29 10:57:36 1998 Michael Snyder <msnyder@cleaver.cygnus.com> + + * sim_calls.c (sim_fetch_register, sim_store_register): + return zero when nothing to do. + +1998-06-26 Michael Meissner <meissner@cygnus.com> + + * configure.in (AC_CHECK_HEADERS): Don't check for sys/mount.h. + * configure: Regenerate. + * emul_{netbsd,unix}.c (toplevel): No longer try to include + sys/mount.h. It conflicts on Linux when gnu libc2 is used. + +Tue May 12 12:10:33 PDT 1998 James Ingham <jingham@leda.cygnus.com> + + * Makefile.in: The run target depended on a target psim$(EXEEXT), + but there was no such target, only plain psim. So I changed the + run target to depend on psim. + +Sat May 2 01:10:12 1998 Stu Grossman <grossman@babylon-5.cygnus.com> + + * aclocal.m4: Remove defs of AM_EXEEXT and AM_CYGWIN32. These are + now defined in ../common/aclocal.m4, and the double definition causes + problems with AC_SUBST of EXEEXT. + * configure: Regenerate. + +Wed Apr 29 15:44:52 1998 Geoffrey Noer <noer@cygnus.com> + + * aclocal.m4: new file for AM_EXEEXT macro + * configure.in: call AM_EXEEXT + * configure: regenerate with autoconf 2.12.1. + * Makefile.in: add EXEEXT support + +Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche> + + * configure: Regenerated to track ../common/aclocal.m4 changes. + * config.in: Ditto. + +Sun Apr 26 15:19:51 1998 Tom Tromey <tromey@cygnus.com> + + * acconfig.h: New file. + * configure.in: Reverted change of Apr 24; use sinclude again. + Don't call AC_C_CROSS. + +Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche> + + * configure: Regenerated to track ../common/aclocal.m4 changes. + * config.in: Ditto. + +Fri Apr 24 11:18:46 1998 Tom Tromey <tromey@cygnus.com> + + * Makefile.in (top_builddir): New macro. + (INTLLIBS): New macro. + (INTLDEPS): Likewise. + (psim): Depend on INTLDEPS; link against INTLLIBS. + * configure.in: Call CY_GNU_GETTEXT. + +Wed Apr 22 14:28:48 1998 Michael Meissner <meissner@cygnus.com> + + * configure: Regenerate with autoconf 2.12.1. + +Fri Mar 13 09:25:58 1998 Andrew Cagney <cagney@b1.cygnus.com> + + * psim.c (psim_read_register, psim_write_register): Handle updates + for FPSCR. + + * registers.c (register_description): Reconize "FPSCR". + + * emul_netbsd.c (emul_netbsd_create): When FP available, enable + MSR FP exception mode. Do not enable FPSCR bits. + * emul_unix.c (emul_unix_create): Ditto. + +Tue Feb 17 12:48:58 1998 Andrew Cagney <cagney@b1.cygnus.com> + + * sim_calls.c (sim_store_register, sim_fetch_register): Pass in + length parameter. Return -1. + +Mon Feb 9 14:13:14 1998 Andrew Cagney <cagney@b1.cygnus.com> + + * ppc-instructions (fdiv, fdivs): Check for divide by zero. + (is_invalid_zero_divide, invalid_zero_divide_operation): New + functions. + +Wed Dec 10 17:38:28 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * sim_calls.c (sim_load): Do not parse PROG using buildargv, use + raw value instead. + +1997-11-05 Felix Lee <flee@cygnus.com> + + * emul_chirp.c: #ifdef HAVE_UNISTD_H + +Wed Oct 15 08:50:54 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * corefile.c (core_attach): Pad out allocated memory regions so + that they are always correctly aligned. + (struct _core_mapping, core_map_attach, core_init, + new_core_mapping): Change free_buffer to type void*. + +Mon Oct 6 18:09:26 1997 Michael Meissner <meissner@cygnus.com> + + * sim_calls.c (zfree): Call free correctly. + +Mon Sep 29 10:05:01 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * sim_calls.c (zfree): Use free, not mfree. + (sim_io_flush_stdoutput): Replace gdb_flush with callback -> + flush_stdout. + +Fri Sep 26 09:50:29 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * ppc-instructions (sraw, slw, srw): From Charles Lefurgy, Fix + mask extracting shift amount. Correctly condition for setting XER + in sraw. + (ldhau): From Johannes Reisinger, update rA after load. + +Tue Sep 9 22:13:23 1997 Felix Lee <flee@cygnus.com> + + * basics.h (CONCAT*): token-pasting macros, if ALMOST_STDC, + for MSVC. + * words.h: __int64 instead of long long for MSVC. + +Wed Aug 27 10:24:15 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * sim_calls.c (sim_create_inferior): Check the simulator was + initialized before creating inferior. + + * idecode_expression.h (ALU_END): From Charles Lefurgy - Extract + sign bit using 64 bit and not a 32 bit mask. + +Wed Aug 27 10:15:48 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * sim_calls.c (sim_load): From Ian Lance Taylor - free argv after + it has been used, not before. + +Tue Aug 26 10:41:35 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * sim_calls.c (sim_kill): Delete. + (sim_create_inferior): Add ABFD argument. + (entry_point): Delete variable. + (sim_load): Move setting of PC from here. + (sim_create_inferior): To here. + +Mon Aug 25 16:17:06 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * sim_calls.c (sim_open): Add ABFD argument. + +Thu Jul 3 10:18:06 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * ppc-instructions (PPC_INSN_INT): From Michael Thies - Monitoring + CR register updates dependant on RC value had logic backwards. + + * ppc-instructions (Load String Word Immediate): From Brad Parker + - sense of wrap test in check for overwriting RA wrong. + (Load String Word Indexed): Ditto. + + * configure.in: From Erik Landry - set sim_default_model not + sim_model for sim-default-model option. + * configure: Regenerate. + + * interrupts.c (check_masked_interrupts): Schedule a hardware + interrupt delivery when FP interrupts get enabled. + (program_interrupt): Generate FP exceptions instead of aborting. + (deliver_hardware_interrupt): Deliver a FP exception if so + enabled. + + * registers.h: Add definition of fpscr_vx_bits. + + * idecode_expression.h (FPSCR_END): Always update FEX and VX bits + in FPSCR. + (FPSCR_END): Explicitly check for possible floating point + exception conditions. + (FPSCR_BEGIN): Simplify. + + * ppc-instructions (Move From FPSCR): Enable. + (Move To FPSCR Bit 1): Ditto. + (Move To FPSCR Bit 0): Ditto. + (Move To FPSCR Field Immediate): Ditto. + (Move to Condition Register from FPSCR): Simplify. + (invalid_arithemetic_operation): Generate a QNaN when invalid + operation exception disabled. + +Tue May 20 10:22:50 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * sim_calls.c (sim_open): Add callback argument. + (sim_set_callbacks): Delete. + +Tue Apr 22 22:36:57 1997 Mike Meissner <meissner@cygnus.com> + + * sim_callbacks.h (error): Make declaration match gdb's. + * main.c (error): Ditto. + +Fri Apr 18 17:03:09 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * sim_calls.c (sim_stop_reason): Simplify. Was running implies + stopped/SIGINT. Exit implies a status code. + + * psim.c (cntrl_c_simulation): From main.c. Event function that + halts the simulator. + (psim_stop): New. Asynchronously schedule a stop simulator event. + (psim_run_until_stop): Delete. Made redundant by psim_stop. + + * main.c (cntrl_c): Update. + (cntrl_c_simulation): Moved to psim.c. + + * sim_calls.c (sim_stop): New function. Use psim_stop which + schedules a stop event. + (sim_resume): Drop SIGINT handler, now in gdb/main.c. + (sim_resume): Use psim_run as stop variable no longer needed. + +Fri Apr 18 17:03:08 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * psim.c (psim_options): Handle -E option correctly. + (psim_usage): Document. + +Thu Apr 17 03:28:03 1997 Doug Evans <dje@canuck.cygnus.com> + + * psim.c (psim_options): Ignore -E option (sets endianness). + * sim_calls.c: #include bfd.h. + (entry_point): New static local. + (sim_load): Return SIM_RC. New arg abfd. Set start address from bfd. + (sim_create_inferior): Return SIM_RC. Delete arg start_address. + +Tue Apr 15 14:57:18 1997 Ian Lance Taylor <ian@cygnus.com> + + * Makefile.in (INSTALL): Set to @INSTALL@. + (INSTALL_XFORM, INSTALL_XFORM1): Remove. + (install): Depend upon installdirs. Use $(program_transform_name) + directly, rather than using $(INSTALL_XFORM). + (installdirs): New target. + +Fri Apr 4 17:54:36 1997 Jim Wilson <wilson@cygnus.com> + + * Makefile.in (tmp-hw, tmp-pk): Use for loop to eliminate duplicates + rather than the non-portable cat -n. + +Mon Apr 14 16:29:51 1997 Ian Lance Taylor <ian@cygnus.com> + + * Makefile.in (INSTALL): Change install.sh to install-sh. + +Tue Apr 1 18:15:14 1997 Jim Wilson <wilson@cygnus.com> + + * ppc-instructions: Change milhwu to mulhwu. + +Wed Apr 2 15:38:08 1997 Doug Evans <dje@canuck.cygnus.com> + + * sim_calls.c (sim_open): New arg `kind'. + +Wed Apr 2 14:51:17 1997 Ian Lance Taylor <ian@cygnus.com> + + * COPYING: Update FSF address. + +Tue Mar 25 16:17:59 1997 Andrew Cagney <cagney@kremvax.cygnus.com> + + * main.c (sim_io_read_stdin): Only compile unbuffered IO code if + all the required features are supported by the host OS. + +Tue Mar 25 12:13:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com> + + * emul_bugapi.c (emul_bugapi_create): Guard against NULL images. + + * configure.in (enable-sim-endain): Correct typo in usage (from + Erik Landry <landry@ENGR.ORST.EDU>). + * configure: Re-generate. + +Fri Mar 14 18:23:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com> + + * Makefile.in (targ-vals.def): Re-do rule so that it works with + FreeBSD's make. Didn't like $<. + +Thu Mar 13 12:55:48 1997 Doug Evans <dje@canuck.cygnus.com> + + * sim_calls.c (sim_open): New SIM_DESC result. Argument is now + in argv form. + (other sim_*): New SIM_DESC argument. + +Thu Feb 13 10:35:14 1997 Andrew Cagney <cagney@phydeaux.cygnus.com> + + * ppc-opcode-simple-array, ppc-opcode-simple-goto, + ppc-opcode-simple-switch, ppc-opcode-complex-array, + ppc-opcode-complex-goto, ppc-opcode-complex-switch, + ppc-opcode-jump, ppc-opcode-goto, ppc-opcode-flat: Delete, + superseeded by --sim-decode-mechanism option. + + * ppc-opcode-simple, dc-simple: Rename to be 8.3 + * ppc-opcode-complex, dc-complex: Ditto. + * ppc-opcode-stupid, dc-stupid: Ditto. + * ppc-opcode-test-1, dc-test.01: Ditto. + * ppc-opcode-test-2, dc-test.02: Ditto. + + * configure.in (--enable-sim-opcode): Change prefix to dc- instead + of ppc-opcode-. + +Wed Feb 12 19:33:45 1997 Andrew Cagney <cagney@phydeaux.cygnus.com> + + * Many of the ppc-opcode-* files are identical baring the type of + lookup table. Instead of having multiple tables, igen can do this + via an additional option. + + * ld-decode.h, ld-decode.c (force_decode_gen_type): New function, + allow the type of generated table specified in the decode file to + be overridden. + + * ld-decode.c (load_decode_table): Allow the table type to be + overridden. + + * igen.c (main): Add -T <mechanism> option so that an overriding + instruction decode mechanism can be specified. + + * configure.in: New option --sim-decode-mechanism to control + igen's new -T <mechanism> flag. + * Makefile.in (IGEN_FLAGS): Add IGEN_IDECODE_MECHANISM set by the + configure script. + * configure: Regenerate. + +Tue Feb 11 13:49:10 1997 Michael Meissner <meissner@tiktok.cygnus.com> + + * events.c (event_queue_create): Don't use NULL to initialize an + integer field. + (even_queue_{init,schedule_after_signal,tick}): Conditionalize use + of sigprocmask to appropriate autoconf test. + + * main.c ({cntrl_c,main}): Use RETSIGTYPE for signal return type, + don't assume void. + * sim_calls.c (sim_{ctrl_c,resume}): Ditto. + + * Makefile.in (callback.o): Define HAVE_CONFIG_H, so callback.c + includes our config.h. + +Tue Feb 4 13:42:59 1997 Doug Evans <dje@canuck.cygnus.com> + + * configure.in: Fix typo in test for callback.c. + * configure: Regenerated. + +Fri Feb 7 10:04:25 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * emul_chirp.c (emul_chirp_create): Handle a virtbase of -1 being + found in the device tree. + +Wed Feb 5 10:56:27 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * Property create/initialization still wasn't correctly ordered. + Should be delaying everything related to ihandle creation until + after the rest of the tree has been established. + + * device.c (device_find_ihandle_runtime_property): Update. + (device_add_ihandle_runtime_property): Update. + + * tree.c (parse_ihandle_property): Delay lookup of the device to + be opened until the ihandle initialization phase. + * tree.c (print_properties): Update. + +Wed Feb 5 10:56:27 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * gen-icache.c (print_icache_extraction): Add a reason parameter. + Augment each extracted field with a comment citing the codes + origin. Should simplify tracking down incorrect cache + extractions. + +Tue Feb 4 17:44:51 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * gen-icache.c: Generalize code handling XXX_is_NNN so that it + works for normal and boolean table entries. + + * psim.c (psim_write_memory): last_cpu == -1 or nr_cpus is now + valid. Handle this just like *_{read,write}_register now handles + it. + +Mon Feb 3 17:18:16 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * events.c (insert_event_entry): Correct loop termination + assertions. + +Fri Jan 31 16:20:26 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * psim.c (psim_options): Add new option -c for max-iterations or + count. + (psim_usage): Document. + (psim_max_iterations_exceeded): New function, abort simulation if + max iterations exceeded. + + * gen-idecode.c: Re-work the table lookup code so that it assumes + that the entry is a leaf by default. Simplify the boolean table + entry code so that it involves a mask + test instead of shift + + shift + mask + test. + + * gen-idecode.c: Correct generated igen body so that it no drops + or doubles clock interrupts. + + +Thu Jan 30 11:23:20 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * Makefile.in (BUILT_SRC_WO_CONFIG): Change targ-vals.* to + @sim_targ_vals@ + + * configure.in (sim_callback, sim_targ_vals): Set sim_targ_valls + if common callback is present. + +Wed Jan 29 12:32:41 1997 Michael Meissner <meissner@tiktok.cygnus.com> + + * configure.in (sim_callback): If the gdb is post 4.16, configure + callback support from the common directory. + * configure: Regenerate. + + * Makefile.in (BUILT_SRC_WO_CONFIG): Add targ-vals.{h,def} and + targ-map.c. + (GDB_OBJ): Add callback support configured in. + (gentmap,targ-vals.def): Build from common directory. + (targ-vals.h,targ-map.c): Build by running gentmap. + (callback.o): Build from source in common directory. + (targ-map.o): Add dependency. + (clean): Remove gentmap. + +Wed Jan 29 12:14:19 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * igen wasn't aborting if the opcode table contained no valid + fields. + + * misc.c (name2i): Possibly abort if an invalid name is + encountered. + * ld-decode.c: Abort if the table type isn't found. + +Wed Jan 29 12:14:19 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * When performance monitoring is disabled, it is still possible to + determine the simulation speed by looking at the number of elapsed + ticks recorded by the event queue. + + * psim.c (psim_write_register, psim_read_register): Force the cpu + to zero when it is either of `-1' or `nr_cpus'. In both cases the + next cpu would be zero any way. + + * mon.c (mon_print_info): If possible, print the system cycle + performance. This is an indication of the number of instructions + per second. + +Wed Jan 29 12:14:19 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * The code to allow an event queue to be updated during a signal + was missing. For main.c, a cntrl-c simulation termination wasn't + handled cleanly. + + * The simulation would not correctly restart if an event requested + that the simulation be halted. + + * psim.c (psim_options): Add hack to -i option to optionally + include a level vis -i2. + (psim_usage): Document. + + * main.c (cntrl_c, cntrl_c_simulation): New functions. When a + cntrl-c occures schedule an event to halt the simulation. + (main): Catch CNTRL-C signals with the function cntrl_c. + + * events.c (event_queue_process): Mask interrupts while + manipulating the async event queue. + (event_queue_init): Ditto. + (event_queue_schedule_after_signal): Ditto. + + * events.c (event_queue_process): Mark the event queue as being in + the processing state when processing has started. Adjust code + so that it is tolerant of halts. + (event_queue_init): Start the event queue out with processing + false. + (event_queue_tick): Check that processing isn't still being + performed. + + * gen-idecode.c (print_run_until_stop_body): Call + event_queue_process_events to clear possibly pending events before + starting a simulation run. Re-arange main loop so that simulator + is correctly restarted when an event halts the simulation. + + * psim.c (psim_halt): Handle an event halting the simulation. + * psim.c (psim_init): Adjust initial cpu - == -1 - to match + reworked idecode. + +Wed Jan 29 12:14:19 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * ppc-opcode-complex: Correct typo - was expanding ORA instead of + RA. Based on instruction frequency stats, expand additional + instructions. + * ppc-instructions: Change all `RA == 0' to RA_is_0. + + * ppc-opcode-stupid: Move all but the basic table in -complex into + here. Update to new format. + + * Makefile.in (tmp-defines): New target. Force defines.h to always + be built. Hence get ppc-opcode-goto to build. + +Tue Jan 28 13:00:19 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * hw_com.c (hw_com_instance_read, hw_com_instance_write): + Implement. + +Thu Jan 23 09:07:26 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * hw_trace.c (hw_trace_init_data): Delete. The trace options need + to be initialized independant of the rest of the simulation + initalization. Otherwize a trace option explictly set from gdb + could be overridden by hw_trace. + + * psim.c (psim_options): Clarify reason why the trace ioctl occures. + + * FIXME: The trace code is too scattered - hw_trace.c, psim.c, + debug.c. It could be much simpler. + +Thu Jan 23 09:07:26 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * Some devices support removable media. Add hooks to the disk + device so that it supports this. + + * device.c (device_add_string_array_property, + device_find_string_array_property): New functions, manipulate + properties containing an array of strings. + (device_find_string_property): Allow a string array. + (device_init_static_properties): Update. + (device_init_runtime_properties): Update. + + * hw_disk.c (hw_disk_ioctl): Add ioctl for changing the disk + media. If no file image is specified, use the next one in the + image property list. + (hw_disk_init_address): Change the file property so that it is a + string array - use the first entry for the initial file image. + + * tree.c (print_string_aray_property): New function - print a + string array. + (print_properties): Adjust. + (print_string): Write a string, handling double quotes. + + * device.h: Define an ioctl to `change-media' with an optional new + media image. + + * hw_disk.c: Allow floppy disk devices to be specified. + + * psim.c (psim_command): New function, parse more complex psim + commands such as "change-media" and "trace". + * sim_calls.c (sim_do_command): Use. + +Wed Jan 22 09:38:33 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * For expressions like (RA == 0) that are entered in to the cache + as RA_is_0. If possible generate the result of the expression so + that the compiler gets a better chance of eliminating dead + branches. + + * gen-icache.c (print_icache_extraction): For a cache entry of + the form <name>_is_<const> where it is a boolean field, generate + the result of the expression instead of the expression its self. + (print_icache_body): Remove code that was looking for *_is_0 and + then generating corresponding definitions. + + * gen-icache.c (print_icache_struct): If there is no cache, do not + output expressions in idecode.h file. + + * gen-icache.c (print_icache_body): Output them here. + + * ppc-opcode-complex: Clarify constant values for SPR==LR register + expansion. + + * ppc-cache-rules (RA_is_0, SPR_is_256): Two new cache entries. + +Wed Jan 22 12:24:52 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * The code that put values in and extracted values from the cache + was too compilicated. The cache table did not allow values to be + computed from cache entries. #defines could only be used when a + cache was present, remove the restriction. + + * ld-cache.h, ld-cache.c: Add a new cache entry type - SCRATCH. A + scratch variable is defined when a cache entry is beinf + filled. Change the definition of a COMPUTE variable to be defined + when the cache entry is being used. + * gen-icache.c: Update. + + * ld-cache.h, ld-cache.c: Change field names so that their meaning + is more obvious. old_name->field_name, new_name->derived_name. + * gen-icache.c: Update + + * gen-icache.h, gen-icache.c (print_icache_body): Make the three + different types of cache code - put into cache, extract from + cache, no cache - an explicit argument to print_icache_body. + * gen-icache.c (print_icache_extraction): Ditto. + + * gen-semantics.c (print_c_semantic): Update use. + * gen-idecode.c (print_jump_insn): Update use. + * gen-icache.c (print_icache_function): Update use. + + * igen.c (main): Change 'R' option so that it does not force the + cache. + + * configure.in (enable-sim-icache): Clarify description. Make + #define one of the defaults regardless of the cache. Probably + should revamp and add a separate option. + +Tue Jan 21 13:26:10 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * pk_disklabel.c (block_is_fdisk): Tidy up traces - use dos + partition numbering. + (pk_disklabel_create_instance): Partition 1..4 are valid - not + 1..3. + (is_iso9660): New function, verify a CD9660 File system. + (pk_disklabel_create_instance): Start expanding so that active + partition selection is supported. + +Mon Jan 20 11:20:15 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * The cap object was retaining a reference to the instance of a + device after it was deleted. Instead add and remove cap's from the + cap db as they are created and deleted. This ensuring that a + capibility is only used during the lifetime of the corresponding + object. + + * cap.h, cap.c: Correct cap type - was signed32 should be + signed_cell. + + * cap.c (cap_add, cap_remove): New methods for cap object that + allow the explicit addition and removal of internal objects that + the cap knows about. + + * cap.c (cap_init): Rewrite. Verify that the only objects + remaining in the cap data base are those that were entered first. + Thse objects will be the permenant ones. + * device.c (device_init_address): Remember to initialize the cap + database. + + * device.c (device_create_instance_from): Explicitly add device + instances to the cap database. Simplify create code. + (device_instance_delete): Explicitly remove device instances from + the cap database. + + * device.c (device_create_from): Explicitly add a device to the + cap data base. + + * device.c (device_create_from): Always set the cap members. + + * hw_disk.c: Output the instance when tracing. + +Sun Jan 19 16:44:29 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * tree.c (split_device_specifier): Add support for aliases when + looking up a device. Now needs a device as an argument. + (split_property_specifier): Ditto. + +Sun Jan 19 15:28:23 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * The memory "claim" and "release" methods take an address and + size as arguments. These may be multi cell values. Initially fix + the memory code so that they check/detect this. Leave the + adjustment of any clients to later. + + * hw_memory.c (hw_memory_instance_claim, + hw_memory_instance_release): Handle multi-cell memory devices. + + * hw_memory.c (hw_memory_instance_claim): Be tolerant towards the + release of memory regions that were not claimed. + +Fri Jan 17 12:01:07 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * device.h, device.c (device_instance_call_method): Correct return + type - can return either 0 or -1, hence should be a signed type. + * device_table.h: Ditto. + + * hw_memory.c (hw_memory_instance_claim, + hw_memory_instance_release): Update. + * hw_disk.c (hw_disk_max_transfer, hw_disk_block_size, + hw_disk_nr_blocks): Ditto. + +Fri Jan 17 11:50:13 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * emul_chirp.c (chirp_emul_claim): Implement using the "claim" + method belonging to "/chosen/memory". + (chirm_emul_release): Ditto. + + * Makefile.in (LIB_INLINE_SRC): Remove emul_* from list of files + that are inlined. These modules are called via a table and are + not made inline. + + * hw_init.c (update_for_binary_section): Fix failure to allocate + memory used by the binary in real-mode executions. If "claim" + property is present, allocate memory from the "/chosen/memory" + device. + + * emul_chirp.c (emul_chirp_create): Specify that memory should be + claimed when loading a real image. + + * hw_memory.c (hw_memory_instance_claim): Don't page align memory + allocations. + + * hw_memory.c (hw_memory_instance_release): Avoid infinite loop + when merging adjacent memory chunks. + +Thu Jan 16 08:51:25 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * vm.h (vm_data_map_read_buffer, vm_data_map_write_buffer): Add + optional PROCESSOR & CIA args so that this routine also abort an + access. + + * vm_n.h (vm_data_map_read_N, vm_data_map_write_N): For a + miss-aligned access when a transfer fails abort. + + * emul_bugapi.c (emul_bugapi_do_write): Use emul_read_buffer + instead of the vm_read_buffer. + * emul_netbsd.c (do_write): Ditto. + * emul_unix.c (do_unix_write): Ditto. + +Wed Jan 15 14:38:25 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * configure.in (--enable-sim-jump): Default is NULL and not -E. + * configure: Regenerate. + + * basics.h (__attribute__): Enable attributes if GCC >= 2.6. + (UNUSED): Only enable UNUSED if GCC >= 2.7. + + * gen-icache.c (print_icache_extraction): Print UNUSED macro + instead of explicit __unused__ attribute. + (print_icache_body): Ditto. + * idecode_expression.h (FPSCR_BEGIN): Use UNUSED. + +Wed Jan 15 13:54:50 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * cpu.h, cpu.c (cpu_synchronize_context): Add CIA argument as + reference point. + + * vm.c (vm_synchronize_context): Add PROCESSOR and CIA as + arguments so that there is a reference point for recovery. + (vm_synchronize_context): Pass processor+cia for errors. + (om_unpack_sr): Ditto. + (om_unpack_srs): Ditto. + * vm.c (vm_create): Review error messages. + + * vm.c: Include "cpu.h" so that cpu_error is visible. + + * ppc-instructions (Return From Interrupt): Pass CIA. + (Instruction Synchronize): Ditto. + * psim.c (psim_init): Ditto. + +Wed Jan 15 12:25:11 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * cpu.h, cpu.c (cpu_error): Aborts simulation with error message, + but also saves current processor state. + + * basics.h: Move #include <stdarg.h> to here from device_table.h. + + * interrupts.c (perform_oea_interrupt): Use. No longer loose CIA + when simulation aborted. + (program_interrupt): Ditto. + (floating_point_unavailable_interrupt): Ditto. + (alignment_interrupt): Ditto. + (floating_point_assist_interrupt): Ditto. + (perform_oea_interrupt): Ditto. + (machine_check_interrupt): Ditto. + +Tue Jan 14 12:19:10 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * ppc-instructions (Move from Special Purpose Register): Support + move from DEC. + +Mon Jan 13 16:58:12 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * debug.h, debug.c: Add "interrupts" trace option. + + * interrupts.c (data_storage_interrupt): Add tracing. + (machine_check_interrupt): Ditto. + (instruction_storage_interrupt): Ditto. + (alignment_interrupt): Ditto. + (program_interrupt): Ditto. + (floating_point_unavailable_interrupt): Ditto. + (system_call_interrupt): Ditto. + (floating_point_assist_interrupt): Ditto. + (deliver_hardware_interrupt): Ditto. + + * interrupts.c (program_interrupt): For UEA mode, halt the + processor - so that the current state is saved - instead of + aborting. + (floating_point_unavailable_interrupt): Ditto. + (floating_point_assist_interrupt): Ditto. + +Thu Jan 2 09:10:41 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * interrupts.c (perform_oea_interrupt): Halt rather than abort on + a double interrupt. + +Wed Jan 1 22:54:52 1997 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * ppc-instructions (Store Multiple Word, Load Multiple Word): + Enable. + + * tree.c (print_properties): For an array consider printing it out + as an integer array. + + * hw_memory.c (hw_memory_init_address): If an "available" property + is present, use that to initialize the available memory instead of + using the reg property. + + * emul_generic.c (emul_add_tree_hardware): Add "available" + property to memory device. + +Fri Dec 20 13:19:07 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * ppc-instructions (Rotate Left Word then AND with Mask): Enable. + + * device.c (device_instance_call_method): Was only looking at the + first method. + + * hw_disk.c (hw_disk_nr_blocks): Implement #blocks method. + (hw_disk_block_size): Implement block-size method. + (hw_disk_max_transfer): Implement max-transfer method. + + * hw_phb.c (hw_phb_init_address): Reinit the rest of the PHB. + + * emul_chirp.c (chirp_emul_instance_to_path): Recover from an + invalid ihandle. + (chirp_emul_instance_to_package): Ditto. + (chirp_emul_method): Ditto. + (chirp_emul_read): Ditto. + (chirp_emul_write): Ditto. + (chirp_emul_close): Ditto. + (chirp_emul_seek): Ditto. + (chirp_emul_package_to_path): Ditto (for phandle). + (chirp_emul_package_to_path): Return the length. + + * psim.c (psim_merge_device_file): Allow continuation lines. + +Thu Dec 19 11:09:43 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * emul_chirp.c (chirp_emul_boot): Implement. Well report the new + string and exit. + + * emul_chirp.c (chirp_emul_exit): Correct type of args struct + members - *_cell not host dependant int. + +Wed Dec 18 17:49:59 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * interrupts.c (perform_oea_interrupt): Print additional + information if a double interrupt is encountered. + +Wed Dec 18 17:49:59 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * psim.c (psim_merge_device_file): Tolerate an incorrect file-name + being specified with the -f option. + (psim_merge_device_file): Correct check for end of string. + +Wed Dec 18 17:49:59 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * emul_chirp.c (chirp_emul_peer): Was falling off the end of the + list of devices. Return zero to the client instead. + * emul_chirp.c (chirp_emul_child): Ditto + * emul_chirp.c (chirp_emul_parent): Ditto + + * device.c (device_root): Assert assumption about the device being + valid. + +Tue Dec 17 15:12:38 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * emul_chirp.c (emul_chirp_create): Add description property to + each significant node in the device tree. + * emul_bugapi.c (emul_bugapi_create): Ditto. + +Fri Dec 13 14:30:31 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * main.c (sim_io_read_stdin): For a single byte STDIO read, use a + tempoary two byte buffer. Single byte read with fgets will not + work. + * main.c: Include errno.h. + (sim_io_read_stdin): For non-STDIO, make it work. + + * emul_chirp.c (chirp_emul_read): Return the correct error status. + +Fri Dec 13 14:30:31 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * std-config.h (WITH_STDIO): Don't hard-wire the STDIO mechanism. + Instead have each emulation default it to DO_USE_STDIO. + + * emul_generic.c (emul_add_tree_options): Select the STDIO I/O + mechanism as the default if enabled or if nothing selected. + + * sim_calls.c (sim_io_read_stdin): Passify GCC's desire for a + return value. + (sim_io_write_stdout): Ditto. + (sim_io_write_stderr): Ditto. + * main.c (sim_io_write_stdout): Ditto. + (sim_io_write_stderr): Ditto. + (sim_io_read_stdin): Ditto. + +Tue Dec 10 10:31:48 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * emul_chirp.c (emul_chirp_instruction_call): Make *printf calls + type correct. + * vm.c (om_effective_to_virtual): Ditto. + * events.c (event_queue_schedule{,_after_signal}): Ditto. + (event_queue_{deschedule,process}): Ditto. + * hw_htab.c (htab_decode_hash_table): Ditto. + (htab_map_{page,binary}): Ditto. + * hw_opic.c (hw_opic_init_data): Ditto. + (handle_interrupt): Ditto. + (do_processor_init_register_{read,write}): Ditto. + (write_vector_priority_register): Ditto. + ({read,write}_destination_register): Ditto. + (do_suprious_vector_register_{read,write}): Ditto. + (do_current_task_priority_register_N_{read,write}): Ditto. + (do_timer_frequency_reporting_register_{read,write}): Ditto. + (do_timer_N_{current,base}_count_register_{read,write}): Ditto. + (do_ipi_N_dispatch_register_write): Ditto. + (do_vendor_identification_register_read): Ditto. + (do_feature_reporting_register_N_read): Ditto. + (do_global_configuration_register_N_{read,write}): Ditto. + * hw_phb.c (hw_phb_attach_address): Ditto. + (hw_phb_unit_decode): Ditto. + (hw_phb_address_to_attach_address): Ditto. + (hw_phb_io_{read,write}_buffer): Ditto. + * hw_ide.c (setup_fifo): Ditto. + + * sim_calls.c ({defs,callback,remote-sim}.h): Find gdb include + files via -I<dir> instead of using "../../gdb/" prefixes. + +Tue Dec 10 10:12:44 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * debug.h: Add tracing for the pal device. + * hw_pal.c: Update. + + * emul_chirp.c (chirp_emul_getprop): More tracing. + +Tue Dec 10 10:12:44 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * device.h, device.c (device_find_ihandle_runtime_property): New + function. Reverse of add_ihandle_runtime property. + (device_init_runtime_properties): Use it. + + * device.c (find_property_entry): New function returns the + internal property spec. + (device_set_property): Use. + (device_find_property): Use. + +Tue Dec 10 10:12:44 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * psim.c (psim_merge_device_file): Strip newline from device + specs. + +Tue Dec 10 10:12:44 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * hw_htab.c (htab_map_binary): For overlapping text / data maps + merge the two. Also check that the merge is safe. + + * emul_chirp.c (emul_chirp_create): Add a description property to + the pte's so that they are easier to identify. + + (emul_chirp_create): Don't specify a load address for the CHRP + image. Always use the values specified by the executable. + + * hw_htab.c (htab_map_page): Abort if a duplicate map is + encountered. + +Mon Dec 9 12:08:46 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * hw_htab.c (htab_map_page): Formatting. + + * emul_chirp.c (emul_chirp_instruction_call): Check for a NULL + method name when handling the client call. Also check for other + bad call arguments. + + * emul_chirp.c (emul_chirp_create): Allow real-mode?, real-base, + etc to be overriden. + +Mon Dec 9 12:08:46 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * os_emul.c (os_emul_create): Use tree find property instead of + device find property - sigh. + +Thu Dec 5 10:46:42 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * 961205: Release snapshot 961205. + +Thu Dec 5 10:46:42 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * configure.in (hostbitsize, bitsize): Fix typo in error message - + cannot contain a comma. + (sim-warnings): Check for more potential errors. + + * psim.c (psim_usage): Add -f <file> option. Specifies a file + containing device tree specifications that should be merged into + the device tree. + + * configure.in: Sort options. + * configure: Rebuild + +Wed Dec 4 13:57:31 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * psim.c (psim_usage): Add -n option - specify number of + processors. + + * emul_chirp.c: Add description. + * emul_bugapi.c: Ditto. + * emul_unix.c: Ditto. + * emul_netbsd.c: Ditto. + +Fri Nov 29 11:12:22 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * hw_pal.c (hw_pal_attach_address): New function, if an attach is + encountered, assume that it is the single disk. + * hw_pal.c: Add generic device/size decode methods. + + * hw_nvram.c (hw_nvram_init_address): Use the first nonzero reg + property entry when determining the nvram size. + + * hw_core.c: Add generic address/size decode methods. + + * emul_chirp.c (emul_chirp_instruction_call): Return and trace + nonzero status from client functions. + + * main.c (error): Always include a cariage return when writing out + errors. + +Wed Nov 20 00:36:55 1996 Doug Evans <dje@canuck.cygnus.com> + + * sim_calls.c (sim_resume): Reset sim_should_run if single + stepping. + +Thu Nov 28 13:19:46 1996 Andrew Cagney <cagney@kremvax.tpgi.com.au> + + * emul_bugapi.c (emul_bugapi_do_diskio): Add support for multiple + optional disks. + + * emul_generic.c (emul_add_tree_hardware): Drop the dummy eeprom. + Attach the pal - for I/O - as a pseudo device haning from the + firmware sub tree. + + * emul_bugapi.c (emul_bugapi_create): Add a small memory device to + the device tree at the address of the hi-mem interrupt vector + addreses. Used by bugapi to establish its trap instructions. + + * debug.h: Add a new macro DITRACE for tracing device instances. + + * debug.h: Extend the DTRACE macro so that it can also tests for + device specific tracint. + + * device.h, device.c (device_trace): Add method to determine + device specific tracing. + (device_init_address): Set the devices tracing level. + +Thu Nov 21 12:05:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * tree.h, tree.c (tree_device): New files - separate out the + device parser and other tree operations from the device. + + * inline.h, inline.c (INLINE_TREE): Add. + * device.h, device.c (device_tree_add_parsed): Delete. + * Makefile.in (tree.c): Add rules for new file. + * Makefile.in: Better order the emul_* files. + + * emul_generic.c (emul_add_tree_hardware): Update. + * emul_netbsd.c (emul_netbsd_create): Update. + * emul_unix.c (emul_unix_create): Ditto. + * emul_chirp.c (emul_chirp_create): Ditto. + * emul_bugapi.c (emul_bugapi_create): Ditto. + * psim.c (psim_tree): Ditto. + * hw_init.c: Ditto. + + * emul_generic.h: Include tree.h + * Makefile.in: Add to EMUL_GENERIC_H dependencies. + + * device.h, device.c (device_root): New function - returns the + root of the tree. + * corefile.c: Use. + + * device.h, device.c (device_clean): New function, clean up device + ready for next simulation run. This includes things like deleting + interrupt edges and properties created during the simulation and + also scrubbing any pre-defined properties. + * tree.c (tree_init): Use. + + * device.h, device.c (device_init_static_properties): New + function. Initialize any static predefined properties. By static + we mean those that have values that can be determined before the + device tree initialization has started. + * tree.c (tree_init): Use. + + * device.h, device.c (device_init_address): Add code to + check/verify the devices #address-cells and #size-cells. + (device_add_integer_property): Delete corresponding code. + (device_nr_address_cells, device_nr_data_cells): Check for + property when returning value. + + * device.h, device.c (device_init_runtime_properties): New + function. Initialize those properties that are not `static'. At + present the only such property is the ihandle. + * tree.c (tree_init): Use. + + * device.h, device.c (reg, ranges): Rework these so that they use + an array of the fundamental type - single reg or single range + entry. + + * device.h, device.c (device_add_ihandle_runtime_property): + Re-implement the adding of an ihandle during tree construction so + that it better fits in with device initialization. + +Thu Nov 21 12:05:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.h, device.c (device_ioctl): Add additional argument - + request - so that the caller must always specify the type of + the ioctl request. + + * device_table.h: Update. + * hw_trace.c (hw_trace_ioctl): Ditto. + * hw_vm.c (hw_vm_ioctl_callback): Ditto. + * hw_init.c (hw_stack_ioctl_callback): Ditto. + * psim.c (psim_options): Ditto. + +Thu Nov 21 12:05:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * BUGS: Updated a bit. + +Wed Nov 20 14:06:37 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_opic.c: Finish - third round. + +Wed Nov 20 12:02:08 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_glue.c (hw_glue_io_read_buffer_callback): Fix miscalc of glue + reg index. + (hw_glue_io_write_buffer_callback): Ditto. + +Tue Nov 19 21:17:08 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * events.c (event_queue_process): Was incorrectly consuming future + events on the queue when they should be left alone. + + * debug.h, debug.c (events): Add support for event queue tracing. + * events.c: Add event tracing. + + * debug.h, debug.c: Order device trace options. + +Fri Nov 15 15:23:39 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * pk_disklabel.c (pk_disklabel_create_instance): Fix up some + warnings generated by GCC. + +Sun Nov 17 17:59:14 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * sim-endian.h: Add LE versions of byte swap macros. Needed for + PCI devices which are little-endian. + + * sim-endian-n.h (endian_le2h_N, endian_h2le_N): Ditto + +Sun Nov 17 17:59:14 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_iobus.c (hw_iobus_attach_address_callback): Change the iobus + so that it is implementing a 1-1 address map. + + * emul_generic.c (emul_add_tree_hardware): Adjust. + + * emul_generic.c (emul_add_tree_hardware): Don't add the nvram as + a default. + +Sun Nov 17 17:59:14 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (split_find_device): Be tolerant of missing unit + addresses. + +Fri Nov 15 16:49:49 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * basics.h (port_direction): New type, specify the direction of + any `port'. + + * device.h, device.c (device_interrupt_decode): Include + specification of port direction in operations. + (device_interrupt_encode): Ditto. + + * device_table.h: Add a direction field to the interrupt port + table. + + * device.c (device_tree_add_parsed): Specify port direction. + +Thu Nov 14 21:38:13 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_opic.c: Finish - second round. + +Thu Nov 7 00:18:59 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_htab.c (htab_init_data_callback): Allow the virtual-address + to be specified as an array which allows 64bit addresses. + + * device.c (device_find_integer_array_property): New function. + Simplify the querying of elements of an integer array. + (device_add_integer_property, device_find_integer_property): + Update to correctly use the cell type. + + * vm.c (om_unpack_sr): Clarify shifting comment. + (om_pte_0_masked_vsid): Ditto. Add 64bit version. + + * emul_chirp.c (emul_chirp_create): Initialize the segment + registers. + + * vm.c (om_effective_to_virtual): Trace segment register use. + + * hw_htab.c (htab_map_page): Print out the pteg base address to + simplify cross checking between vm and the htab. + (htab_decode_hash_table): Use device_error instead of error. + (htab_map_page): Ditto. + (htab_dma_binary): Ditto. + (htab_map_binary): Ditto. + (htab_init_data_callback): Ditto. + +Wed Nov 6 20:20:58 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * interrupts.h: Clarify what the optional instruction program + interrupt is - a subset of illegal instruction program interrupt. + + * interrupts.c (program_interrupt): For UEA mode, clarify what an + optional instruction program interrupt is. + (program_interrupt): For OEA mode, as per spec, generate an + illegal instruction program interrupt when an optional instruction + is encountered. + + * gen-semantics.c (print_semantic_body): Delete code + differentiating between an unimplemented floating point and normal + instruction. Instead, such a case can be handled explicitly. + + * ppc-instructions (store floating-point as integer word indexed): + Mark as optional. + (Floating Convert to Integer Doubleword): Make the floating point + assist interrupt explicit. + (Floating Convert To Integer Doubleword with round towards Zero): + Ditto. + (Floating Convert To Integer Word): Ditto + (Move From FPSCR): Ditto. + (Move to Condition Register from FPSCR): Ditto. + (Move To FPSCR Fields): Ditto. + (Move To FPSCR Field Immediate): Ditto. + (Move To FPSCR Bit 0): Ditto. + (Move To FPSCR Bit 1): Ditto. + +Mon Nov 4 12:49:13 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * corefile.c (core_map_read_buffer, core_map_write_buffer): Avoid + breaking up transfers. + + * corefile.c: Adjust arguments so that the client server + relationship is clarified. + + * hw_glue.c (hw_glue_init_address): Update so it can be attached + to a PCI bus. + + * hw_disk.c (hw_disk_instance_write): Add more checks to disk IO - + looking for things like overflow/underflow. + +Sun Nov 3 18:45:20 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * emul_generic.c (emul_add_tree_hardware): Hang the disk off the + PAL device instead of the IOBUS. The disk must be attached to a + logical bus. + + * hw_disk.c (hw_disk_init_address): Just use the unit address + directly in the attach - the rest isn't relevant. + +Sat Nov 2 21:48:57 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * configure.in (sim-hardware, sim-packages): Allow additional + hardware and packages to be prefixed as well as appended. + + * Makefile.in (tmp-hw, tmp-pk): Retain the user specified order of + packages when building them. Consequently, a user can override a + standard device by prefixing their own version. + + * Makefile.in (hw_opic.o, hw_pci.o, hw_ide.o): Add dependencies. + +Fri Nov 1 14:42:57 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * mon.c (_cpu_mon): Add fields for counting 1, 2, 4, and 8 byte + reads and writes. + (mon_{read,write}): Count 1, 2, 4, and 8 byte reads/writes. + (mon_print_info): Correct typo regarding # of unaligned reads and + writes. Print out how many 1, 2, 4, and 8 byte reads/writes there + are. + +Tue Oct 29 17:55:43 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * configure.in (AC_CHECK_FUNCS): Add access. + * config{.in,ure}: Regenerate. + + * emul_unix.c (do_unix_nop): System call that always succeeds. + (do_unix_access): Support access system call. + (solaris_descriptors): Make sigaltstack and sigaction nops. + ({solaris,linux}_descriptors): Add support for access. + +Tue, 8 Oct 18:42:26 1996 Jason Molenda <crash@cygnus.co.jp> + + * Makefile.in (clean): Move config.log to distclean. + +Fri Nov 1 16:44:28 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * corefile-n.h (core_map_write_N): Improve abort messages. + + * device.h, device.c (device_attach_address): Remove unused name + parameter. + (device_detach_address): Ditto. + * device_table.h, device_table.c: Update. + * hw_iobus.c (hw_iobus_attach_address_callback): Ditto. + * hw_nvram.c (hw_nvram_init_address): Ditto. + * hw_memory.c (hw_memory_init_address): Ditto. + * hw_vm.c (hw_vm_init_address_callback): Ditto. + (hw_vm_attach_address): Ditto. + (hw_vm_add_space): Ditto. + * hw_init.c (update_for_binary_section): Ditto. + * hw_core.c (hw_core_attach_address_callback): Ditto. + + * hw_iobus.c (hw_iobus_attach_address_callback): Rewrite to handle + configurable parent busses. + +Wed Oct 30 18:46:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device_table.c (generic_device_size_to_attach_size): Provide + limited support for multi-cell sizes. + (generic_device_address_to_attach_address): Ditto for addresses. + +Tue Oct 29 02:01:29 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_add_integer_property): Check for setting of + #address-cells and #size-cells properties. For these, update the + corresponding device values. + (device_nr_address_cells, device_nr_size_cells): Use the value + from the device instead of the property. + + * hw_core.c: Use generic address and size conversions for the top + bus. + + * hw_memory.c (hw_memory_init_address): Tolerate case where + #address and #size cells is greater than 1. + + * device.c (device_tree_print_device): Clean out printing of + properties. + + * device.c (split_device_specifier): Don't detect comments here - + "#" can be a valid prefix - eg #size-cells. + + * psim.c (psim_merge_device_file): Suppress comments and blank + lines here. + + * emul_generic.c (emul_add_tree_hardware): Fix typo of incorrect + pal unit address. Add the property /#address-cells to the root of + the tree. + + * device.c (device_template_create_device): Check that the unit + address was successfully parsed. + + * device_table.c (generic_device_unit_decode): Rewrite to better + handle multi-cell addresses. + (generic_device_unit_encode): Ditto. + + * emul_generic.c (emul_add_tree_hardware): "reg" properties no + longer need the explicit array type - the parser takes care of it. + + * pk_disklabel.c (pk_disklabel_create_instance): Add NULL return + to keep GCC happy. + +Mon Oct 28 22:55:48 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_ide.c: New file. Model of a basic IDE interface attached to + a PCI bus. + + * configure.in (hardware): Add the ide device to the default + configuration. + * configure: Regenerate. + + * debug.h, debug.c: Add tracing option for the IDE device. + +Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_phb.c, hw_phb.h: New files - implement a PHB. + + * configure.in (hardware): Add the phb to the list of devices to + build by default. + +Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_com.c: Review description. + * hw_disk.c: Ditto. + * hw_htab.c: Ditto. + * hw_eeprom.c: Ditto. + * hw_init.c: Ditto. + * hw_cpu.c: Ditto. + + * hw_com.c: Update event handling. + + * hw_disk.c: Implement tracing. + +Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device_table.c (generic_device_init_address): Use + assigned-addresses property in preference to any other reg + property. + +Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.h, device.c (device_find_ranges_property): New function. + Simplify the manipulation of "ranges" properties. + + * device.c (device_add_parsed): Extend to include support for the + ranges property. + + * device.c (device_add_parsed): Add assigned-addresses to the list + of reg type properties. + + * device.c (device_tree_print_device): Add code to format and + print a ranges property. + + * device.h, device.c (device_nr_address_cells, + device_nr_size_cells): New functions. Determine the values of the + standard properties #address-cells and #size-cells. Both of which + are optional and have default values of two and one respectfuly. + Previously, code that determined #address-cells was incorrectly + using a value of one. + +Fri Oct 25 21:28:25 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * debug.h, debug.c: Sort debug options, Add entries for the + comming PHB device. + +Fri Oct 18 12:12:21 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * ppc-instructions (Floating Select): Add support for fsel unless + model is 601. Allow user to filter out instruction unless -Fs is + passed to igen. + (Store Floating-Point as Integer Word Indexed): Raise optional + instruction program abort. Allow user to filter out instruction + unless -Fs is passed to igen. + (Floating Square Root{, Single}): Ditto. + (Floating Reciprocal Estimate Single): Ditto. + (Floating Reciprocal Square Root Estimate): Ditto. + + * configure.in (--enable-sim-filter): If not passed, pass 32,f,s + to igen. + * configure: Regenerate. + + * interrupts.h (program_interrupt_reasons): Add + optional_instruction_program_interrupt. + + * interrupts.c (program_interrupt): Call error with more detailed + information on program interrupts, particularly in user mode. Add + support for optional_instruction_program_interrupt. + +Wed Sep 25 10:20:29 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_glue.c: New device. Hooks for manipulating interrupt ports. + + * debug.h, debug.c (trace_glue_device): Add tracing support for + the interrupt glue logic device. + + * configure.in (hardware): Add glue device. + * configure: Regenerate. + +Tue Sep 24 20:55:38 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_tree_parse_integer_property): New function, + parse a list of integers as an array property. + (device_tree_add_parsed): Call it. + + * device.c (device_tree_parse_string_property): New function, + parse a list of strings as a string property (with embeded + null's). For moment, don't try to implement a complext string + parser. + (device_tree_add_parsed): Call it. + +Tue Sep 24 16:30:48 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_opic.c: New file. OpenPIC interrupt controller. + + * configure.in (hardware): Add opic device. + * configure: re-generate. + + * hw_pic.c: Delete, replaced with hw_opic.c. + + * debug.h, debug.c: Add debug option for OpenPIC device. - + opic-device. + +Tue Sep 24 16:30:48 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * Makefile.in (psim.o, idecode.o): Since idecode and not psim is + now the file that does all the inlining. + + * Makefile.in (LIB_SRC, LIB_INLINE_SRC, idecode.o): Break out the + library source code that could be involved in an inlining. Make + idecode.o only dependant on the inlined library source code. + + * Makefile.in (LIB_OBJ): Put options last on the list so that it + is compiled last. + + * std-config.h (DEVICE_INLINE): Only inline locals when the + default is to inline. + +Mon Sep 23 00:37:49 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_htab.c (htab_sum_binary): Determine the real-base for the + binary. + + * hw_htab.c (htab_map_binary): Depending on the value of the + load-base, either map the program in as a contiguous section or as + separate sections controled by th binaries lma values. + (htab_init_data_callback): Ditto. + +Sun Sep 22 15:56:22 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * emul_generic.c (emul_add_tree_options): Remove load-base option. + + * emul_chirp.c (map_over_chirp_note): Add load_base field to note + struct. Don't require the load_base field to be present - just + issue warning - it is a recent addition. + (emul_chirp_create): Support both virtual and physical modes. + + * emul_chirp.c (emul_chirp_create): Add a stack initialization + property so that any arguments specified on the command line can + be passed on to user programs. + + * hw_init.c (create_ppc_chirp_bootargs): Add support for chirp + argument passing to the pseudo device stack. + +Sat Sep 21 19:39:56 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_error): Make it more tolerant to incomplete + devices. + + * hw_init.c (hw_data_init_data_callback): Extend the data device + so that it can perform initialization operations either dma or a + more complex instance open, seek, write operation. + * hw_init.c: Update the description of the data device to reflect + this. + +Sat Sep 21 00:13:02 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_event_queue_schedule, + device_event_queue_deschedule, device_event_queue_time): Have the + device object export the event operations. Making these available + from the device object should hopefully simplify writing device + models. + +Fri Sep 20 14:04:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * configure.in (sim-hardware): Add eeprom device to default build. + + * hw_eeprom.c: Rewrite so it works. + + * debug.h, debug.c: Add tracing support for the eeprom and com + devices. + +Thu Sep 19 14:40:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * debug.h: Add disklabel-package and disk-device trace options. + debug.h (PTRACE): Add macro to simplify tracing in packages. + +Thu Sep 19 14:40:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_create_instance_from): Tighten up loop + searching for device instances. + (device_instance_delete): Ditto. + (device_instance_delete): Only leaf instances need to be removed + from a devices list of active instances. + +Thu Sep 19 14:40:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_disk.c: Add the cdrom as an alias. + + * pk_disklabel.c (disklabel_delete): Implement, remembering to + delete the raw disk instance while we're at it. + + * pk_disklabel.c (pk_disklabel_create_instance): Implement a + little bit more - still a long way to go. + + * pk_disklabel.c (disklabel_write, disklabel_read): Remember the + new head position after a read or write. + +Thu Sep 19 13:05:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * emul_chirp.c (chirp_emul_read): Allow reads to be longer then + the internal buffer. + +Thu Sep 19 13:05:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * emul_chirp.c (chirp_read_t2h_args): Call memset-0 with the args + in the correct order. + + * emul_chirp.c (chirp_emul_call_method): Correct computation for + the address of the first stack argument passed in from the client + program. + +Wed Sep 18 19:33:54 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * words.h: Add new types signed_cell and unsigned_cell which + correspond to the signed and unsigned IEEE 1275 memory locations. + * device.h, device.c, emul_chirp.c: Where refering to an IEEE 1275 + memory cell, replace uses of unsigned32 with unsigned_cell. + * device_table.h: Ditto. + + * sim-endian.h: Add new macros H2BE_cell and BE2H_cell which + convert cell sized values to from big endian. + * device.c, emul_chirp.c: Where refering to IEEE 1275 memory cells + use these new macros. + +Tue Sep 17 15:57:44 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_tree_add_parsed): Detect and report an + interrupt being attached to an invalid device. Was dumping core. + +Mon Sep 16 23:09:12 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.h, device.c (device_address_to_attach_address, + device_size_to_attach_size): New functions. Convert a devices + unit address or unit size structure into a form suitable for + passing on to the attach and detach functions. + * device_table.h: Add extra methods to device table. + + * device.h, device.c (device_find_reg_property): New function. + For a reg type property, return the selected address + size + tupple, along with a positive success status. Add a reg_property + to the list of property types. + * (device_tree_add_parsed): Make array properties with the name + reg or alternate-reg of type reg_property. + + * hw_memory.c (hw_memory_init_address): Rewrite to use new + find_reg_property method. + * hw_nvram.c (hw_nvram_init_address): Ditto. + + * device.c (device_tree_print_device): Add code to print out a reg + property. + + * device_table.c (generic_device_address_to_attach_address, + generic_device_size_to_attach_size ): New functions. Generic + functions for converting between unit and attach address or size. + + * device_table.c (generic_device_init_address): Rewrite to use the + new find_reg and address convert functions. Look for both reg and + alternate-reg properties. + +Mon Sep 16 23:09:12 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_com.c: New file. A '550 serial device that can quickly be + attached to any bus. + * configure.in (enable-sim-hardware): Add the com device. + * configure: re-generate. + +Thu Sep 12 17:30:56 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_tree_verify_reg_unit_address): New + function. Check that the unit address as specified by the reg + property correctly corresponds to any unit address previously + specified by the devices name. + (device_tree_add_parsed): When adding a reg property, verify + that the unit-address - first value of property - correctly + matches any previous value specified when creating the device + node. + +Thu Sep 12 17:30:56 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * mon.c (mon_event): Remove assertion that an unsigned is >= 0. + +Fri Aug 16 12:05:24 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * device.c (device_full_name): Cast strdup to char *, since AIX + 3.2.5 mistakenly declares the function to be const char *. + (device_create_from): Ditto. + (device_create_instance_from): Ditto. + (device_add_property): Ditto. + +Tue Aug 13 11:40:14 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * debug.c (trace_option): For -t all, do not set the + trace_dump_device_tree flag, so that the simulator is run. + +Tue Aug 13 11:40:14 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * Makefile.in (options.o): Depend on defines.h. + (defines.h): New rule, go through config.h and make strings of all + of the #define HAVE_xxx macros. + (distclean): Remove defines.h. + + * options.c (print_options): Print whether many of the + configuration macros are defined. + + * main.c (main): If -t options and no filename, just print the + options, and don't print the usage message. + +Mon Aug 12 18:42:37 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * configure.in: Test whether /dev/zero works on the system, and if + it does, define HAVE_DEVZERO. + * configure: Regenerate. + + * emul_generic.c (emul_add_tree_hardware): Do not add /iobus/disk + if we don't have a working /dev/zero on the system. + + * emul_bugapi.c (emul_bugapi_init): If HAVE_DEVZERO is not + defined, don't add disk support. + (emul_bugapi_do_diskio): Ditto. + (emul_bugapi_instruction_call): Ditto. + +Wed Aug 7 14:34:20 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * emul_unix.c (HAVE_TCGETATTR): If HAVE_TERMIOS_STRUCTURE is not + defined, make sure HAVE_TCGETATTR is #undef'ed + +Wed Aug 7 14:34:20 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * std-config.h (REGPARM): Only define REGPARM attributes if using + GNU C. Test for __i686__ in case GCC ever defines it. If not on + a x86 platform, define REGPARM as nothing. + + * sim-endian.h (WITH_HOST_BYTE_ORDER): Test for i686 and __i686__ + also. + +Wed Aug 7 20:19:55 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * ld-decode.h, ld-decode.c: Rename goto_gen to the more correct + goto_switch_gen. + * gen-idecode.c: Ditto. + + * gen-idecode.c (print_idecode_table): Comment out check for + switch/table combination until a bug with it is fixed. + + * ppc-opcode-goto: New file. Like complex and flat but uses + goto-switch instead of padded-switch for the tables. + + * gen-idecode.c (print_goto_switch_name): New function. + (print_goto_switch_table_leaf): New function. + (print_goto_switch_break): New function. + (print_goto_switch_table): New function. Prints a jump table + that can be jumped into instead of a switch statement. + + * gen-idecode.c (*switch_*): As an option output a switch that is + implemented using a jump table but only if the switch is not + boolean. + +Tue Aug 6 09:28:22 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * configure.in (--enable-sim-{hardware,packages}): Fix typos. + * configure: Regenerate. + + * device.c (device_instance_call_method): Fixup format message in + error case. Return 0 in case of error to shut up compiler + warnings. + +Wed Aug 7 00:17:37 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device_table.c (generic_device_unit_decode): Require a comma + between elements of a unit address. + + * device.c (device_tree_print_device): For reg, alternate-reg and + ranges properties use special print functions. + (device_print_ranges_property): Print formatted ranges property. + (device_print_reg_property): Print formatted reg property. + +Tue Aug 6 21:35:18 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_tree_add_parsed): For reg, ranges and + alternate-reg properties use a special parser. + (device_tree_parse_reg_property): New function to parse a reg + property. + (device_tree_parse_ranges_property): New function to parse a + ranges property. + (device_encode_unit): Wrapper for encode_unit callback. + (device_decoce_unit): Wrapper for decode_unit callback. + +Wed Jul 31 00:02:30 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device_table.h (device_instance_callbacks): Relace the claim and + release methods with a more general table mapping from method-name + to method-function. + + * device.c (device_instance_call_method): New function. Implement + the OpenBoot call-method client interface. Attempts to locate the + instances method in the callback table. + (device_instance_claim, device_instance_release): Delete. + Replaced with call-method and a lookup table. + + * emul_chirp.c (chirp_emul_call_method): Use the new device + instance call method and let that handle a client claim call. + + * hw_htab.c (claim_memory): Wrapper function to call the memory + devices "claim" method using the new device-instance call-method + interface. Replaces the previous direct calls to claim. + (htab_map_region): Use claim_memory. + (htab_init_data_callback): Ditto. + + * hw_memory.c (hw_memory_instance_claim): Update function + interface so that it is compatible with call-method. + (hw_memory_instance_release): Ditto. + (hw_memory_instance_methods): New table of memory specific + methods claim and release. Add to the hw_memory_callback + table. + +Tue Jul 30 21:26:14 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * psim.c (psim_init): Back out of change to initial value of + system->last_cpu. + +Tue Jul 30 21:12:24 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * sim_callbacks.h (sim_io_printf_filtered): Replace + printf_filtered with a local simulator specific version. Add + #define printf_filtered to simplify updating of existing code. + + * sim_callbacks.h (sim_io_write_stdout, sim_io_read_stdin, + sim_io_write_stderr): New functions. Read / write to the + simulations stdin and stdout and stderr interfaces. Merge in code + from hw_pal that previously handled async I/O. + (sim_io_flush_stdoutput): Rename flush_stdoutput. Add #define + flush_stdoutput to simplify updating of existing code. + + * hw_pal.c (scan_hw_pal, write_hw_pal, + hw_pal_instance_write_callback): Use the new sim_io functions. + + * main.c: Implement standalone versions of the new sim_io + functions. Include support for async I/O. + * sim_calls.c: Ditto. This time using the gdb callback table. + + * std-config.h (CURRENT_STDIO, current_stdio): New macro. Set up + stdio configuration so that it works in the same way as the rest + of the simulation. + * psim.c (psim_create): Initialize current_stdio from the device + tree. + * emul_generic.c (emul_add_tree_options): Enter a default value + for use-stdio in the device tree. + +Fri Jul 26 19:43:03 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * gen-idecode.c (print_jump): Was always generating a jump back to + idecode. Only necessary at tail of semantic code. + (print_jump): Was always setting the processor's cia, even during + startup when the processor was still undefined. + (print_jump): For safety, restart smp loop when cpu_nr >= nr_cpus, + not just equal. + + * options.c (print_options): Add printing of WITH_REGPARM and + WITH_STDCALL. + + * std-config.h (WITH_REGPARM, WITH_STDCALL): Provide default + (disabled) values if not defined. + +Fri Jul 26 00:36:35 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * ppc-cache-rules (cache): Change RS and RB to cache instead of + compute. The block move instructions use them. + + * idecode_expression.h (FPSCR_SET): New macro, set specific FPSCR + register. + (CR_FIELD): New macro, extract specific CR register. + (FPSCR_FIELD): New macro, extract specific FPSCR register. + + * registers.h (GPR): New macro, simplify accesses to GPR[i]. + + * bits.c (INSERTED): Covert INSERTED macro into a function. + (EXTRACTED): Conditionally compile on correct bit size macro. + + * bits.h (BIT8): New macro, set a single bit in an 8 bit byte. + + * ppc-instructions: With hints from Paul Martin, type in missing + some instruction semantics. Leave disabled for the moment. + (Load Multiple Word): Ditto. + (Store Multiple Word): Ditto. + (Load String Word Immediate): Ditto. + (Load String Word Indexed): Ditto. + (Store String Word Immedate): Ditto. + (Store String Word Indexed): Ditto. + (Move to Condition Register from XER): Ditto. + (Move From Condition Register): Ditto. + (Move From FPSCR): Ditto. + (Move to Condition Register from FPSCR): Ditto. + (Move To FPSCR Field Immediate): Ditto. + (Move To FPSCR Fields): Ditto. + (Move To FPSCR Bit 0): Ditto. + (Move To FPSCR Bit 1): Ditto. + +Thu Jul 25 22:10:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * std-config.h (SEMANTICS_INLINE): By default, mask out the + inlining of semantic functions from DEFAULT_INLINE. Almost all + configurations call the semantic code via a pointer so there is + little benefit. + + * std-config.h (ICACHE_INLINE): Ditto. + +Thu Jul 25 20:07:30 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * configure.in (sim_regparm): Add configuration option for + enabling GCC's regparm attribute. + * (sim_stdcall): Add configuration option for enabling GCC's + stdcall attribute. + + * Makefile.in (REGPARM_CFLAGS): Pass regparam configuration onto + compilations. + * (STDCALL_CFLAGS): Pass stdcall configuration onto compilations. + + * std-config.h (REGPARM): Extend construction of REGPARM macro so + that it can include __stdcall__ function attribute. + +Wed Jul 24 19:04:20 1996 Andrew Cagney <cagney@sawnoff> + + * options.c (print_options): Include SUPPORT_INLINE in information + dump. + + * gen-idecode.c (print_run_until_stop_body): Only generate loop + termination test if creating idecode_run_until_stop. Push the + loop termination test back into each alternative branch. + +Wed Jul 24 15:47:09 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * gen-icache.c (print_icache_function): Have the cache function + always update the cache_entries semantic and address fields. + + * gen-idecode.c (print_idecode_switch_illegal): Include a break + when generating illegal instructions. This was commented out + which is a hangover from looking a at switch statements generated + using indirect jumps. + +Tue Jul 23 20:57:01 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * igen.c (print_my_defines): Replaces print_define_my_index. + Print both a definition for MY_INDEX and MY_PREFIX. + * gen-icache.c (print_icache_function): Adjust. + * gen-idecode.c (print_jump_insn): Adjust. + * gen-semantics.c (print_c_semantic): Adjust. + + * gen-support.c (gen_support_h): Add optional include to created + support.h so that, like cpu, it is optionally inlined for all + modules that include it. + * inline.h, inline.c: Adjust so that support.[hc] is handled the + same as cpu.[hc]. + + * idecode_fields.h (LABEL, GOTO): Macro's that create a unique + name for a lable and then branch to it. + + * ppc-instructions (convert_to_integer, Floating Round to + Single-Precision, Floating Convert from Integer Doubleword): Use + LABEL and GOTO instead of the recently added switch statements. + +Wed Jul 24 14:02:42 1996 Andrew Cagney <cagney@sawnoff.highland.com.au> + + * gen-idecode.c (print_run_until_stop_body): Too many rparen in + generated code. + +Tue Jul 23 20:57:01 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * configure.in (--enable-sim-line-nr): Typo - sim_line-nr. + * (--enable-sim-inline): Reorder patern matching of arguments so + that SUPPORT=ALL_INLINE is reconized as *=* and not *_INLINE. + + * configure: rebuild. + +Mon Jul 22 23:25:08 1996 Andrew Cagney <cagney@highland.com.au> + + * configure.in (--enable-sim-hardware, --enable-sim-packages): New + configuration options. Let the user specify the packages or + hardware devices that are to be included in the build. Makes it + possible for user packages to be specified. + + * Makefile.in (tmp-pk, tmp-hw): Just use the list of packages and + hardware instead of checking it using ls. configure.in should + have taken care of any problems. + (HW_SRC, HW_OBJ, PACKAGE_SRC, PACKAGE_OBJ): Set by configure. + +Mon Jul 22 22:38:59 1996 Andrew Cagney <cagney@highland.com.au> + + * psim.c (psim_options): Enter the argument to the memory size + option directly into the device tree. Was using atol() which is + dangerously non portable. + +Mon Jul 22 22:17:08 1996 Andrew Cagney <cagney@highland.com.au> + + * configure.in (icache): Extend icache flag to include an insn + option. If specifyed the insn - aka instruction - is included in + the instruction cache. Make this the default. + * configure: re-generate. + + * igen.c (main), igen.h: Add option -S - inSn - for specifying + that the instruction should be included in the icache. + + * gen-icache.c (print_icache_body): If enabled, output code to put + the instruction into the icache. + (print_icache_struct): If enabled, add insn to the icache struct. + +Mon Jul 22 20:46:12 1996 Andrew Cagney <cagney@highland.com.au> + + * Makefile.in (BUILD_CFLAGS): Include -g when building the + generators. + +Mon Jul 22 20:00:25 1996 Andrew Cagney <cagney@highland.com.au> + + * emul_generic.c (emul_add_tree_options): Was incorrectly setting + the strict-alignment option when hardwired for non-strict + alignment. + +Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * gen-semantics.c: Make the my_index variable a macro MY_INDEX. + + * ppc-instructions: Adjust so that references are to MY_INDEX and + not my_index. + +Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * gen-idecode.c: Output the complete run_until_stop function + instead of just the code to handle a single instruction issue. + * : Have the generated idecode.c include inline.c (instead of psim.c). + + * std-config.h: Change psim.c so that it isn't inlined (as this is + no longer needed). + + * psim.c (run_until_stop): Delete the old run_until_stop function + instead calling the idecode_run and idecode_run_until_stop + functions that gen-idecode.c is now creating. + +Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * dgen.c: Maintenance - update to use new features found in lf.c. + + * filter_filename.c (filter_filename): Maintenance - make the + string constant. + +Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * debug.c (TRACE, ITRACE, DTRACE): Have GCC instead of CPP + eliminate trace statements. + + * debug.c: Change trace format so that it is consistent + (file:line-nr) with CC's error output. + + * gen-itable.c (itable_c_insn): Add the source file name and + source line number to the instruction's informational entry. + + * debug.c (ITRACE): Use the itable (and my_index) to get the + current instructions name and source line number. + + * gen-semantics.c, gen-icache.c: Adjust generated ITRACE calls to + match new interface. + + * emul_bugapi.c (emul_bugapi_instruction_call): Adjust + corresponding call to ITRACE so that it still matches. + + * idecode_expression.h (ALU_END, CR0_COMPARE): Use TRACE instead + of ITRACE. The CPP line directives would have previously set the + line-nr and file name so ITRACE isn't needed. + +Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * gen-idecode.c (print_jump_until_stop_body): New function and + idecode generation option. Instead of generating and calling + separate functions containing the semantic and icache code + generate a single monolythic function and use goto's (and GCC's + indirect jump) to move between code blocks. + + * Makefile.in: Add sim_jump flag to those passed to igen. + + * configure.in: New option --enable-sim-jump (default disabled) + + * ppc-instructions: Eliminate any uses of labels and goto's. + These result in duplicate declarations when a single flat function + is being create. + + * ppc-opcode-jump: New file. Set of opcode rules useful when + testing jumping idecodes. + +Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * gen-idecode.c: Optionally include the semantic code for an + instruction in the function that is doing the decoding. + + * igen.c: Add option (-C) to generate semantics in the instruction + decode functions. + + * configure.in (--enable-sim-icache): Accept an option list such + as 1024,define. Add a new choice to the list - semantic - which + will cause igen to generate instruction decode functions that + include the corresponding semantic code. + +Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * configure.in: New option --enable-sim-line-nr (default enabled). + Enable/disable the inclusion of CPP line directives in the + generated files. Such directives refer back to the source files + used when generating the simulator code. + + * Makefile.in (sim_line_nr): Pass to igen. + +Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * igen.c (main): Revamp the options so that more letters are + available. + + * configure.in: Adjust to match igen's revamped options + +Sun Jul 21 21:18:05 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * Makefile.in (pk.h, hw.h): Rewrite depenencies for hw.h (etc) so + that they use the same technique as igen (ie a dummy targets + tmp-pk and tmp-hw are created). + +Mon Jun 24 22:28:00 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * Makefile.in (BUILD_CFLAGS): Include WARNING_CFLAGS. + +Wed Jun 19 21:45:28 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * ld-cache.[hc], ld-decode.[hc], ld-insn.[hc]: New files. Separate + out the loading of each of the tables from the rest of igen. + * Makefile.in: Adjust. + * igen.c: Adjust. + + * gen-icache.[hc], gen-idecode.[hc], gen-itable.[hc], + gen-model.[hc], gen-semantics.[hc]: New files. Separate out the + code creating each separate set of generated files. + * Makefile.in: Adjust. + * igen.c: Adjust. + + * gen-support.[ch]: New files. Output the support functions (found + in the ppc-instructions file) into a separate file. + * Makefile.in: Add. + * inline.h, inline.c: Add. + * std-config.h: Add. + + * ld-cache.c: Re-design the cache table format. + * ppc-cache-rules: Update to new format. + + * ld-decode.c: Re-design the decode table format. + * ppc-opcode-simple: Update to new format + * ppc-opcode-complex: Ditto + * ppc-opcode-flat: Ditto + + * filter.h, filter.c: New files. Separate the opcode filter table + reading code from the rest of igen.c. Re-design the filter so that + it works inclusivly not exclusivly. + * igen.c: Remove the opcode filter table loading code. + * Makefile.in (filter.o): Adjust + * configure.in: Adjust filter flag so that default includes 32bit + and floating point. + * ppc-instructions: Clean up filter fields so that only in use + entries are 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 <cagney@kremvax.highland.com.au> + + * sim_calls.c (sim_close): If simulator not created, skip printing + of run information. + +Mon Jun 17 20:08:03 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * registers.c (register_description): Typo, insns not insn. + + * ppc-instructions (model_get_number_of_stalls): New model function, + returns number of stalls for the specified processor. + * psim.c (psim_read_register): Add call to new function + model_get_number_of_stalls(). + + * ppc-instructions (model_get_number_of_cycles): New model function, + returns number of stalls for the specified processor. + * psim.c (psim_read_register): Add call to new function + model_get_number_of_cycles(). + +Fri Jun 14 00:11:56 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device_table.h: Don't pass the parent device into a devices + create function. This makes the create function consistent with + the documentation. + * device.c (device_template_create_device): Ditto + * hw_pal.c (hw_pal_create): Ditto + * hw_core.c (hw_core_create): Ditto + * hw_vm.c (hw_vm_create): Ditto + * hw_disk.c (hw_disk_create): Ditto + * hw_nvram.c (hw_nvram_create): Ditto + * hw_memory.c (hw_memory_create): Ditto + * hw_cpu.c (hw_cpu_create): Ditto. + + * device.c (split_find_device): Allow a null initial parent device. + (device_template_create_device): Ditto. + + * device.c (device_create_from): Make local (static) only used + within device.c. + * device_table.h: typedef device_callbacks moved here (from + device.h) where it belongs. + + * hw_core.c: New file. Implements just the core device using the + core object. + + * corefile.c: Moved all core device functions into the new + hw_core.c file. core_device_create() disapears. + + * psim.c (psim_tree): Use device_tree_add_parsed() to create the + core device. + +Thu Jun 13 00:09:29 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_init.c: Correct typo in comment. + + * corefile.c (core_init): Remove any remaining references to a + default map. + (core_map_find_mapping): Ditto. + +Wed Jun 12 22:30:32 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * corefile.c (core_init): Make function global so that other + devices are able to use the full core object. + + * corefile.c (core_create, core_from_device): Break core_create + into two functions. The first creates a core object, the second + returns the core object associated with a core device. + + * corefile.c (core_device_create): Use core_create to make the + core object. + + * psim.c (psim_create): Use core_from_device() instead of + core_create(). + + * device.c (device_template_create_device): Make static as only + needed by functions internal to device.c. + +Fri Jun 7 23:47:18 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * ppc-opcode-test-2: Remove description of fields. + * ppc-opcode-complex: Ditto + * ppc-opcode-flat: Ditto + * ppc-opcode-simple: Ditto + * ppc-opcode-stupid: Ditto + * ppc-opcode-test-1: Ditto + * ppc-cache-rules: Ditto + + * igen.c: Add description of files as a comment at the front. + +Wed Jun 26 12:50:33 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * configure.in: Check for whether the termios and termio + structures are really defined, and whether or not, they define the + c_line field. + * configure: Regenerate. + + * Makefile.in ({,TERMIO_}CFLAGS): Add TERMIO_CFLAGS options set by + configure. + + * emul_unix.c: Various changes to allow for building on systems + with different termio and termios structures. If host has both + termio and termios, just use termios. No longer include + sys/ioctl.h. + +Wed Jun 26 12:26:55 1996 Jason Molenda (crash@godzilla.cygnus.co.jp) + + * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir, + INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values. + (docdir): Removed. + * configure.in (AC_PREREQ): autoconf 2.5 or higher. + (AC_PROG_INSTALL): Added. + * configure: Rebuilt. + +Wed Jun 5 23:53:42 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * corefile.h: Rewrite documentation so that it can be extracted and + converted into texinfo (and hence ready for translation into html, + tex or nroff). + * device.h: Ditto + +Thu Jun 6 09:52:37 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * hw_disk.c (SEEK_SET): If SEEK_SET is not defined, define as 0. + +Wed Jun 5 11:46:52 1996 Andrew Cagney <cagney@puddin> + + * hw_disk.c: Include <unistd.h> if available. Under SunOS, that + is the source of SEEK_SET. + +Wed Jun 5 01:39:07 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * psim.c (psim_options): Correct type of dummy arguments being + passed to a device_ioctl call. + + * hw_init.c (hw_data_init_data_callback): Adjust printf arguments. + (write_stack_arguments): Ditto. + * hw_trace.c: Instance callback entry no longer a table. + +Wed Jun 5 01:39:07 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * emul_unix.c (do_unix_umask): Cast printf argument. + (convert_to_linux_termios): Use LINUX_VSWTC not LINUX_VSWCH + +Mon Jun 3 15:02:04 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * hw_init.c (update_for_binary_section): Abort if we find an + .interp section, which indicates the need for shared libraries to + be loaded. + +Mon Jun 3 15:02:04 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * emul_unix.c (do_unix_{time,gettimeofday,getrusage}): Add support + for time, gettimeofday, and getrusage system calls. + ({solaris,linux}_descriptors): Add new system calls. + (do_get{,e}{uid,gid}): Use gid_t/uid_t types. + (do_get{,p}pid): Use pic_t types. + + * configure.in (AC_TYPE_{GETGROUPS,SIGNAL}): Define. + (AC_TYPE_{MODE,OFF,PID,SIZE,UID}_T): Define. + * config{.in,ure}: Regenerate. + +Mon Jun 3 23:19:57 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * emul_netbsd.c (emul_netbsd_create): Use the more specific names + `ppc-elf' and `ppc-xcoff' for the stack-type. + * emul_unix.c (emul_unix_create): Ditto. + * emul_bugapi.c (emul_bugapi_create): Ditto. + * hw_init.c: Reconize the new names. + + * emul_unix.c (do_unix_break): Adjust so that the updated ioctl + call is used (no system parameter). + +Sun Jun 2 11:21:17 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * emul_unix.{h,c}: New files to provide Solaris and Linux system + call emulations. + + * Makefile.in (LIB_{SRC,OBJ}): Add emul_unix.{c,o}. + (os_emul.o): Depend on emul_unix.h. + (emul_unix.o): New dependency. + + * configure.in (--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. + * config.in: 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 + emulations. + +Thu May 30 00:00:10 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_iobus.c: Tidy up notes so that they can be auto-extracted. + + * README: Correct PSIM's title + +Wed May 29 23:50:26 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * basics.h: New global type object_disposition, used to indicate + the status of objects when things are restarted. + +Fri May 17 17:28:52 1996 Andrew Cagney <cagney@benjimen.highland.com.au> + + * device_table.h: Change the interrupt descriptor structure so + that it includes an additional member - an upper bound on the + interrupts by that name. + + * device.c (device_interrupt_decode): Allow a range of interrupt + ports (eg rst0 .. rst6) if the port descriptors bound is non zero. + + * device.c (device_tree_print_device): Include a list of valid + interrupt ports when listing supported devices. + + * device.h, device.c (device_child_interrupt_*): Delete. Not used. + + * emul_generic.c (emul_add_tree_hardware): Modify the creation of + the interrupt net so that it uses int0 .. intN. + +Tue May 14 23:03:53 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.h, device.c (device_ioctl): Drop the system argument. + Devices can not obtain this using the device_system() call. + * device_table.h: Adjust accordingly. + * hw_*.c: Adjust accordingly. + * emul_netbsd.c (do_break): Adjust call to vm device accordingly. + * psim.c (psim_options): Use a device_ioctl call to force the + hw_trace device to update the trace options. + * hw_trace.c: Replace the init function with an ioctl call. Adjust + doc accordingly. + + * psim.c (psim_init): Re-order initialization so that the + os-emulation is initialized after the device tree. Without this, + os-emul's are not able to create instances or access properties + that contain an instance handle. + + * device.h, device.c (device_add_*_property): Make these functions + internal to device.c. The user has access to the more generic + device_tree_add_parsed function. Differentiate between the initial + and current value for each property. + * (clean_device_properties): New function that deletes any + properties created after the start of a simulation and restores + the initial value of any others (ignoring ihandles). + * (init_device_properties): (Re)Initialize any properties that + contain ihandles. create + + * (device_tree_init): Include calls to clean the device tree's + properties and then initialize them. Document this in the device.h + file. + +Mon May 6 17:36:15 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * interrupts.c (decrementer_interrupt): Always pend a decrementer + interrupt even if it is not yet possible to deliver it. + +Wed May 1 12:26:51 1996 Andrew Cagney <cagney@benjimen> + + * mon.h, mon.c (mon_get_number_of_insns): Make this externally + visable adjusting the arguments so that the interface is correct. + (mon_print_info): Adjust calls. + + * registers.h, registers.c (register_description): Add phony + cycle, insn and stall registers. + + * psim.c (psim_read_register): Return nr of instructions for given + processor. + +Tue Apr 30 22:09:09 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_htab.c: New file. Extract contents from disk_table.c. + Contains a device that, during initialization will create a + PowerPC htab in memory. + * hw_register.c: New file. Extract contents from disk_table.c. + Contains a device that, during initialization, will parse its + property list and use that to initialize various processor + registers (not target specific). + * hw_vm.c: New file. Extract contents from disk_table.c. Contains + a device that handles accesses to invalid virtual memory addresses + (in user mode). + * hw_init.c: New file. Extract contents from disk_table.c. Misc + devices that can initialize memory from a file. + * hw_trace.c: New file. Extract contents from disk_table.c. + Configure trace options from property values. + + * Makefile.in (hw_htab.o, hw_register.o, hw_vm.o, hw_init.o, + hw_trace.c): Add new device files. + + * device_table.c: Remove above code, now in separate independant + files. + +Fri Apr 26 00:00:07 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_disk.c: New file. Disk and CDROM device. + + * Makefile.in (hw_disk.o): Add device hw_disk.c. + + * pk_disklabel.c: New file. Implement the miss-named disk-label + package. + + * Makefile.in (pk.h): Create the file pk.h that contains a list of all + the packages. + + * Makefile.in (hw.h, hw.c): Add dependancy on Makefile so that + they are re-created when the makefile is updated. + + * emul_generic.c (emul_add_tree_hardware): Add a disk device + (below the iobus) to the device tree. Include an ihandle of + the disk as /chosen/disk. + + * emul_bugapi.c (emul_bugapi_create): Don't initialize the input, + output and (new) disk handles yet. + * (emul_bugapi_init): Initialize the input, output (and just added) + disk ihandles here. + * (emul_bugapi_do_diskio): New. Performs disk i/o (well at least + what I think the behavour is). + * emul_bugapi.c (emul_bugapi_instruction_call): Add hook to disk + i/o bug call. For RETURN call, exit using gpr[3]'s status even + though this isn't part of the spec - makes it possible for machine + code to signal the aporting of a simulation run. + + * emul_chirp.c (chirp_emul_call_method): Add support for the + claim/release methods. + * (chirp_emul_exit): Add an optional exit status argument to + the exit method. Makes it possible for chirp emul simulations + to abort upon an error. + * device.h, device.c (device_instance_claim, + device_instance_release): New methods for claiming and releasing + memory. + * hw_memory.c: add claim and release memory methods. + * hw_*: Use the claim memory method when allocating physical + memory. + +Thu Apr 18 23:38:10 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_nvram.c (hw_nvram_update_clock): Use the current not previous + time when updating the clock. + + * hw_nvram.c: Tidy up documentation + +Fri May 24 10:08:10 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * configure.in (AC_STRUCT_ST_{BLKSIZE,BLOCKS,RDEV}): Use these + 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 <meissner@tiktok.cygnus.com> + + * emul_netbsd.c (write_stat): Don't convert st_blocks unless the + host is netbsd. + +Thu May 16 10:56:45 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * configure.in (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 + sys/ioctl.h. + +Tue May 7 17:28:12 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * hw_pal.c (hw_pal_instance_read_callback): Remove unused + variable. + + * misc.c ({,target_}a2i): Rewrite to not use strtoul. + + * Makefile.in ({spreg,misc}.o): Add dependency on .c file. + ({i,d}gen): Don't link in liberity. Use BUILD_LIBS instead of + LIBS. + +Mon May 6 11:31:43 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * 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 <meissner@tiktok.cygnus.com> + + * Makefile.in: Correctly build simulator for build machine != host + machine. + +Tue Apr 30 18:46:05 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * configure.in (--enable-hostendian): Rework so the default uses + the AC_C_BIGENDIAN results. Only run AC_C_BIGENDIAN if not cross + compiling. + * 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 <meissner@tiktok.cygnus.com> + + * 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. + + * Makefile.in (STDIO_CFLAGS): Pass on result of @sim_stdio@ + configuration variable. + (CONFIG_CFLAGS): Include STDIO_CFLAGS. + (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. + + * configure.in (--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 + INLINE_INTERRUPTS, not INLINE_CPU. + +Mon Apr 15 23:30:56 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * 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 <cagney@highland.com.au> + + * 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 <cagney@highland.com.au> + + * 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 <cagney@kremvax.highland.com.au> + + * emul_netbsd.c (do_read): Correctly set the return value. + (do_getpid): Ditto. + (do_getuid): Ditto. + (do_geteuid): Ditto. + (do_dup): Ditto. + (do_getegid): Ditto. + (do_getgid): Ditto. + (do_sigprocmask): Ditto. + (do_umask): Ditto. + (do_dup2): Ditto. + (do_gettimeofday): Ditto. + (do_getrusage): Ditto. + (do_fstat): Ditto. + (do_stat): Ditto. + (do_lseek): Ditto. + (do___sysctl): Ditto. + +Fri Apr 12 20:56:47 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device_table.c (vm_ioctl_callback): Don't access the processor + registers directly, instead leave it to the caller to handle this. + + * emul_netbsd.c (do_break): Which calls vm_ioctl_callback to + perform a break. Pass in the new break value and set the + registers according to the result. + + * emul_generic.c (emul_write_status): Change so that r3 contains + either status or errno and failure is indicated by SO. + +Thu Apr 4 23:03:38 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * emul_bugapi.c (emul_bugapi_create): More strict check of OEA + address. + +Thu Apr 4 20:58:05 1996 Andrew Cagney <cagney@highland.com.au> + + * interrupts.h (interrupts): New structure contains state of + pending interrupts. + + * cpu.c (cpu_interrupts): New function. Pending interrupt status + in the cpu and grant access to it. Add interrupts to cpu + structure. + +Fri Mar 29 22:09:25 1996 Andrew Cagney <cagney@highland.com.au> + + * 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 <cagney@highland.com.au> + + * 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. + + * Makefile.in (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 <cagney@highland.com.au> + + * hw_iobus.c (hw_iobus_attach_address_callback): Move from + device_table.c to here. + + * Makefile.in (hw_iobus.o): New dependency. + +Fri Mar 29 12:17:58 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * emul_bugapi.c (_os_emul_data): Add fields for output, input. + (emul_bugapi_create): Create input, output from /chosen/stdin and + /chosen/stdout. + (emul_bugapi_do_{read,write}): Switch to use device_instance + interface. + (emul_bugapi_instruction_call): Change calls to + emul_bugapi_do_{read,write} to pass device instance argument. + +Tue Mar 26 14:57:58 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * igen.c (idecode_switch_end): Fix 2/26 change so that an extra + default is not written out if a default was already written. + + * psim.c (psim_{read,write}_register): Use sizeof unsigned_8 to + size cooked_buf, not sizeof natural_word, since floating point + registers are 8 bytes. + +Mon Mar 25 22:07:13 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * configure: Regenerate with autoconf 2.9. + +Thu Mar 21 00:14:26 1996 Andrew Cagney <cagney@highland.com.au> + + * device_table.h: Always include string headers. + +Thu Mar 21 00:06:09 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * main.c (error): Be careful to not try to print out statistics + when the simulation was never created. + +Sun Mar 17 22:40:57 1996 Andrew Cagney <cagney@highland.com.au> + + * basics.h: Move the event queue's definition to here so that it + 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 + simulation). + + * 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 <cagney@highland.com.au> + + * 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 <cagney@highland.com.au> + + * 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: + Adjust. + +Sun Mar 17 22:40:57 1996 Andrew Cagney <cagney@highland.com.au> + + * 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(). + + * cpu.c (cpu_decrement_event): Just call decrementer_interrupt() + leaving it to that module to handle both interrupt synchronization + and masking. + + * cpu.c (struct _cpu): remove variables that were going to record + pending decrementer and external interrupts. + +Sun Mar 17 22:40:57 1996 Andrew Cagney <cagney@highland.com.au> + + * hw_cpu.c, hw_cpu.h: New files. Implement a device that sits + between the interrupt controller and the simulators internal + processor model. Maps device interrupts onto the processor + interrupt function calls. + +Mon Mar 4 06:06:54 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * hw_nvram.c: NVRAM device that includes a real-time clock that is + updated each second. + +Mon Mar 4 04:18:50 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.h (attach_type): Remove attach_default type address + spaces. Will replace with levels of callback memory. + + * corefile.h, corefile.c (new_core_mapping), corefile.c + (core_map_attach): Replace default attach with a layerd callback + approach. + +Sun Mar 3 03:58:46 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (split_property_specifier): ensure that only a single + property is found. + (split_value): New function, parses the value part of a device + spec. + + * device.c (device_tree_add_parsed): Use the interrupt conversion + functions to determine the interrupt port numbers. + + * device_table.h: Add table that maps between an interrupts + symbolic name and its port number. + + * device.h, device.c (device_interrupt_decode, + device_interrupt_encode): new functions use the recently added + interrupt port name/number tables to perform conversion. + +Sun Mar 3 03:23:59 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.h, device.c (device_set_array_property, + device_set_boolean_property, device_set_ihandle_property, + device_set_integer_property, device_set_string_property): New + functions - allow the value of a given property to be changed. + + * device.h, device.c: Re-order declaration and definition of + property functions. + +Sun Mar 3 03:10:22 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * device.c (device_tree_print_device, device_tree_add_parsed): + Remove references to phandle properties. + +Wed Feb 28 00:43:07 1996 Andrew Cagney - aka Noid <cagney@highland.com.au> + + * Makefile.in (corefile.o): missing dependency on device_table.h + etc. + +Tue Feb 27 23:59:35 1996 Andrew Cagney - aka Noid <cagney@highland.com.au> + + * device_table.h: Revamp device init callbacks so that they are a + sub structure. + * device.c (device_init_data, device_init_address): If an init + callback is NULL assume it should do nothing. + * device_table.c (ignore_device_init, unimp_device_init): delete + as redundant. + * device_table.c, hw_memory.c: adjust. + + * (io): ditto. + * (dma): ditto. + * (device_instance): ditto. + * (ioctl): ditto. + * (address nee config_address): ditto. + * (interrupt): ditto. + +Mon Feb 26 21:11:20 1996 Andrew Cagney - aka Noid <cagney@highland.com.au> + + * igen.c (idecode_switch_end): Output a default entry when the + switch statement is perfect. Firstly stops GCC complaining about + an incomplete switch and secondly it will be eliminated by a good + compiler any way. + +Mon Feb 26 22:47:15 1996 Andrew Cagney - aka Noid <cagney@highland.com.au> + + * Makefile.in (hw.h, hw.c): New targets. Create from the list of + hw_*.c files. hw.h declares a device descriptor table for each hw + device while hw.c lists those tables in a form suitable for the + construction of a top leveltable in device_table.c. + + * Makefile.in (device_table.o): now depends on hw.c a generated + table of hw. + + * device_table.c (device_table): Re-arange the table of devices so + that two levels are possible. Make use of hw.c. + * device_table.h: ditto. + + * device.c (device_template_create_device): Handle new two level + device lookup table. + * device.c (device_usage): ditto. + +Mon Feb 26 22:24:00 1996 Andrew Cagney - aka Noid <cagney@highland.com.au> + + * device_table.c: Delete the memory device (moved to hw_memory.c). + + * hw_memory.c: New file. Just an OpenBoot memory device. + +Wed Jan 17 21:47:34 1996 Andrew Cagney <cagney@highland.com.au> + + * device.c (device_init_address): New. Split initialization into + two stages, address and address spaces + * device.c (device_init_data): New. ... and data or other work. + With out this, devices try to modify memory before it as been + attached. + + * device.c (device_tree_init): Update to perform staged + initialization. + + * device.c (device_init): Delete. + +Wed Jan 17 21:43:09 1996 Andrew Cagney <cagney@highland.com.au> + + * device_table.c (data_*): Rewrite to make heaver use of property + nodes. Allow initialization by different data types. + * device_table.c (htab_* pte_*): Rewrite to use properties. + + * emul_chirp.c (emul_chirp_create): Use + * emul_bugapi.c (emul_bugapi_create): Ditto + * emul_netbsd.c (emul_netbsd_create): Ditto + +Wed Jan 17 21:24:50 1996 Andrew Cagney <cagney@highland.com.au> + + * emul_generic.c (emul_add_tree_options): Annotate existing tree + with options that haven't yet been specified. + * emul_generic.c (emul_add_tree_hardware): Annotate existing tree + with demo devices and properties. + + * emul_chirp.c (emul_chirp_create): Update to use new + device_tree_add_parsed call and additional information now + included in the device tree. Use emul_add_tree* functions to add + any missing details. + * emul_bugapi.c (emul_bugapi_create): Ditto + * emul_netbsd.c (emul_netbsd_create): Ditto + +Wed Jan 17 21:18:27 1996 Andrew Cagney <cagney@highland.com.au> + + * device.c (device_instance_create): New. Create/delete and + operate on instances of a device. + * device.c (device_instance_delete): Ditto + * device.c (device_instance_read): Ditto + * device.c (device_instance_write): Ditto + * device.c (device_instance_seek): Ditto + * device.c (device_instance_data): Ditto + * device.c (device_instance_name): Ditto + * device.c (device_instance_path): Ditto + + * emul_chirp.c (chirp_emul_open): Implement using device_instance. + * emul_chirp.c (chirp_emul_close): Ditto + * emul_chirp.c (chirp_emul_read): Ditto + * emul_chirp.c (chirp_emul_write): Ditto + * emul_chirp.c (chirp_emul_seek): Ditto + + * emul_chirp.c (chirp_read_t2h_args): Read arguments from device. + Being careful to convert all from target to host byte order. + * emul_chirp.c (chirp_write_h2t_args): Converse. + +Wed Jan 17 20:07:15 1996 Andrew Cagney <cagney@highland.com.au> + + * device.c (device_tree_add_parsed): New. Rewrite code to add + devices to the device tree so that a single printf style function + is used. + + * device.c (device_tree_add_*): Delete. Replaced by above. + + * device.c (split_device_specifier): Functions to manipulate a + device specifier (path) breaking it into its components + * device.c (split_property_specifier): Ditto + * device.c (split_device_name): Ditto + * device.c (split_find_device): Ditto + + * device.c (scan_*): Delete + + * device.c (device_tree_find_device): Rewrite to use above. + * device.c (device_add_property): Ditto + +Wed Jan 17 19:51:56 1996 Andrew Cagney <cagney@highland.com.au> + + * psim.c(psim_options): Parse the psim options, installing their + value in the device tree. Options are now first entered into a + device tree and then extracted out again when needed. This allows + greater flexability in configuration. + + * psim.c (psim_tree): Returns a basic device tree ready for + parsing by psim_options. + * psim.c (psim_usage): New. Give usage to varing levels of detail + according to the verbosity. In turn output device and trace + usage. + + * main.c (main): Update to use new system + * sim_calls.c (sim_open, sim_do_command): Ditto + + * psim.c (psim_options): Add `r' option - ram size. + * psim.c (psim_options): Add `o' option - openboot tree entry. + * psim.c (psim_options): Add `h'/`H' options - more help. + + * debug.c (trace_usage): Add more detailed help. + * device.c (device_usage): New. Output help including a list of + the devices currently available in the device table. + * device_table.c: Add usage operator to each device. + + * corefile.c (core_create, core_device_create): Adjust so that the + core device is created earlier for psim_tree(). Core can later be + created from it. + + * psim.c (psim_create): Update to handle above way of creating + things. Extract all information from the device tree. + + * device_tree.c (trace_*): New device node, its properties are + used to set the value of the trace options. Init this device (in + psim_options) when ever the options are updated. + +Wed Jan 17 19:46:07 1996 Andrew Cagney <cagney@highland.com.au> + + * debug.h: Add trace_print_info, trace_print_device_tree and + trace_dump_device_tree. The first is a replacement for the + variable `print_info' found in main.c and sim_calls.c. The latter + two enable the dumping of the entire device tree. + + * debug.c: Add to trace_description table. + + * main.c (main): Use above trace instead of local variable + * sim_calls.c (sim_close): Ditto + + * device.c (device_tree_print_device): New. Prints the device + tree in a format that is consistent with what can be parsed by the + device tree load from file code. + + * psim.c (psim_create): Dump device tree if enabled. If nump + selected, exit psim immediately. + +Wed Jan 17 19:36:52 1996 Andrew Cagney <cagney@highland.com.au> + + * corefile-n.h (core_map_read_N): When mapping from an address to + a device, do not subtract the devices base. The device its self + can do this. Brings the behavour into line with OpenBoot. + * corefile-n.h (core_map_write_N): Ditto + * corefile.c (core_map_read_buffer): Ditto + * corefile.c (core_map_write_buffer): Ditto + + * device_table.c (console_io_read_buffer_callback): Adjust to + handle biased address. + * device_table.c (console_io_write_buffer_callback): Ditto + +Wed Jan 17 18:36:09 1996 Andrew Cagney <cagney@highland.com.au> + + * device.c (attach_device_interrupt_edge): New. Interrupt model + did not allow interrupts to be wired up as a general net (edges). + Re-implement so that interrupt events can be passed to multiple + controllers and interrupt controllers can further propogate + interrupt events. + + * device.c (attach_device_interrupt_edge) : New, Ditto + * device.c (detach_device_interrupt_edge) : New, Ditto + * device.c (clean_device_interrupt_edges) : New, Ditto + * device.c (device_interrupt_event) : New, Ditto + * device.c (device_interrupt_attach) : New, Ditto + * device.c (device_interrupt_detach) : New, Ditto + * device.c (device_child_interrupt_attach) : New, Ditto + * device.c (device_child_interrupt_detach) : New, Ditto + + * device.c (device_attach_interrupt) : Delete old + * device.c (device_detach_interrupt) : Delete old + * device.c (device_interrupt) : Delete old + * device.c (device_interrupt_ack) : Delete old + + * device_table.c (unimp_*) : Update to match + + * device_table.c (icu_io_write_buffer_callback) : Update to use + interface. + * device_table.c (icu_interrupt_event_callback) : Ditto + +Wed Jan 17 18:18:40 1996 Andrew Cagney <cagney@highland.com.au> + + * device.c (external_to_device) : New function that provides a + standard mapping between a devices internal representation (a + pointer) and its external (or what is passed to a client) + representation (a phandle). Implement using the cap object + attached to the root node. + + * device.c (device_to_external) : Ditto + * device.c (external_to_device_instance) : Ditto but for ihandle + and device instance. + * device.c (device_instance_to_external) : Ditto + + * Makefile (device.o): Add dependency on cap. + + * emul_chirp.c (struct _emul_chirp_data) : Elimate use of cap. Code + needing to translate between internal and external representations + changed to use the external_to_device et.al. device operations. + * emul_chirp.c (chirp_emul_*) : Ditto + + * Makefile (emul_chirp.o): Remove dependency on cap + +Sat Jan 6 10:13:26 1996 Andrew Cagney - aka Noid <cagney@highland.com.au> + + * emul_chirp.c (map_over_chirp_note): Tighten up (and fix) checks + on OpenBoot note section. + +Fri Jan 5 20:28:53 1996 Andrew Cagney <cagney@hignland.com.au> + + * emul_generic.c (emul_write_buffer): Use vm faulting byte + read/write calls for buffer transfers. This will cause a fault to + occure if the transfer fails. CHRP catches the fault while the + others suffer the consequences. + (emul_read_buffer): Ditto. + (emul_write_word): Ditto. + (emul_read_word): Ditto. + (emul_read_string): Ditto. + +Fri Jan 5 18:55:34 1996 Andrew Cagney <cagney@highland.com.au> + + * emul_chirp.c (emul_chirp_create, emul_chirp_instruction_call), + emul_generic (emul_blr_instruction): Use a real blr instruction to + return from a client service call. + + * emul_chirp.c (services): Add all OpenBoot services to table. + + * emul_generic.h, emul_bugapi.c (emul_bugapi_create), emul_chirp.c + (emul_chirp_create) : Use names instead of numbers for + instructions being stored in memory. + +Fri Jan 5 18:52:28 1996 Andrew Cagney <cagney@highland.com.au> + + * Makefile.in (maintainer-clean): Remove .log, core and *.core + (From NetBSD) files. + +Wed May 29 22:57:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * ChangeLog.00, ChangeLog: ChangeLog from gdb-4.16 becomes + ChangeLog.00 + +Wed May 29 22:57:40 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * ChangeLog.00, ChangeLog: ChangeLog from gdb-4.16 becomes + ChangeLog.00 + +Thu Apr 4 15:17:22 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * INSTALL: Fix some long lines and remove x86 specific options in + the examples. + +Sun Mar 31 15:47:33 1996 Andrew Cagney <cagney@kremvax.highland.com.au> + + * INSTALL: Update to reflect gdb-4.16. + + * RUN: Update to reflect gdb-4.16. Review notes on building a BSD + runtime environment. + + * README: Point out copyright status of simulator in introduction. + +Thu Mar 7 19:53:49 1996 Michael Meissner <meissner@cygnus.com> + + * emul_netbsd.c: Only include sys/mount.h if HAVE_SYS_MOUNT_H is + defined. + * configure.in: Test for sys/mount.h. + * configure,config.in: Regenerate. + +Thu Feb 22 22:48:57 1996 Andrew Cagney <cagney@highland.com.au> + + * README, RUN, INSTALL: Update to reflect announcement + * psim: PSIM 1.0.1 released + +Thu Feb 22 14:01:56 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * emul_bugapi.c (emul_bugapi_do_read): New function to handle + reads. + (emul_bugapi_instruction_call): Add support for .INCHR/.INLN + system calls. + + * emul_bugapi.c (emul_bugapi_do_write): Call flush_stdoutput. + * emul_netbsd.c (do_write): Call flush_stdoutput. + + * main.c (flush_stdoutput): Do fflush (stdout). + * sim_calls.c (flush_stdoutput): Do gdb_flush (gdb_stdout); + * sim_callbacks.h (flush_stdoutput): Declare. + +Wed Feb 21 10:39:35 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * emul_bugapi.c (bug_mapping): New structure to map bug system + call numbers to a string. + (toplevel): Add remaining bugapi system calls. + (emul_bugapi_instruction_name): Map bugapi system call number to a + string. + (emul_bugapi_do_write): Common code to process write system calls. + (emul_bugapi_instruction_call): If os-emul tracing is on, trace + the system call. Use the name to print unknown system call. + Correct implementation of _OUTLN. Add support for _OUTSTR and + _PCRLR system calls. + +Wed Feb 21 17:07:27 1996 Andrew Cagney <cagney@highland.com.au> + + * NOTES: New file. Ramblings on why things were done they way + they were. + + * psim.c (psim_options): Didn't enter the model value into the + device tree as a string. + + * cpu.c (cpu_synchronize_context): Wrong test for conditional + flush of cache. + + * emul_generic.c (emul_add_tree_hardware): reg value didn't match + bus address. + + * ppc-opcode-flat: new file. Generate an instruction decode + function like ppc-opcode-complex but use switch statements. + + * INSTALL: document new opcode file, add example configurations. + +Tue Feb 20 18:42:31 1996 Andrew Cagney <cagney@highland.com.au> + + * main.c (main): rename psim instance (system) to simulation and + make global. + * main.c (error): print out performance even when an error occures. + + * emul_bugapi.c (emul_bugapi_create): Fix argument passing. + + * emul_generic.c (emul_add_tree_hardware): Move hardware devices + to 0x80000000 from 0x400000. + +Mon Feb 19 22:54:40 1996 Andrew Cagney <cagney@highland.com.au> + + * ppc-instructions (TLB Invalidate Entry, TLB Invalidate ALL): + Implement by passing on request to all processors. + * ppc-instructions (TLB Synchronize): Implement as empty, processor + tlb's are always in sync. + + * cpu.c (cpu_page_tlb_invalidate_all): New function. Pass on TLB + invalidate request to processors VM sub-system. + * cpu.c (cpu_page_tlb_invalidate_entry): Ditto. + + * vm.c (vm_page_tlb_invalidate_all): New function. Mark all page + TLB entries as invalid. + * vm.c (vm_page_tlb_invalidate_entry): New function. Ditt but only + invalidate one TLB entry. + + * psim.c (psim_init): Invalidate TLB's before (re)starting. + +Mon Feb 19 21:25:56 1996 Andrew Cagney <cagney@highland.com.au> + + * emul_generic.c (emul_add_tree_options): Add argument + oea_interrupt_prefix (0 or 1) that specifies the prefix MSR[IP] + and hence the location of the interrupt vectors. Add this to the + device tree. + + * emul_chirp.c (emul_chirp_create): Allow configuration of + floating-point and interrupt prefix (default 0) using the above. + + * emul_netbsd.c (emul_netbsd_create): Pass dummy arg for + interrupt-prefix. + + * emul_bugapi.c (emul_bugapi_create): Allow configuration of + interrupt prefix (default 1) and configure interrupt table traps + accordingly. + + * emul_generic.c (emul_add_tree_hardware): Include a small eeprom + in the list of devices. + + * device_table.c: For moment fake eeprom device by a memory + device. In future will need a proper eeprom device. + +Tue Feb 20 17:01:26 1996 J.T. Conklin <jtc@rtl.cygnus.com> + + * config.in: Regenerated. + +Fri Feb 16 10:42:27 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * psim.c: Include options.h so print_options is declared. + +Thu Feb 15 18:10:13 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * emul_netbsd.c (toplevel): Do not include sys/resource.h if the + system doesn't have it, and turn off getrusage processing. + (write_rusage): #ifdef out if we don't have getrusage. + (do_getrusage): Define as 0 if we don't have getrusage. + +Wed Feb 14 17:38:12 1996 J. T. Conklin <jtc@cygnus.com> + + * configure.in (AC_HEADER_DIRENT): Add, so that we can figure out + where the directory functions are declared. + * configure: Regenerate + + * emul_netbsd.c: Use the macros defined by configure to find the + appropriate directory functions. + +Thu Feb 8 00:53:13 1996 Andrew Cagney <cagney@highland.com.au> + + * configure.in (xor_endian): Trace setting of xor-endian flag. + +Wed Feb 7 18:20:56 1996 Andrew Cagney <cagney@highland.com.au> + + * psim.c (psim_usage): Extend documentation. + + * ppc-instructions (model-print): fix typo. + +Sun Feb 4 23:58:02 1996 Andrew Cagney <cagney@highland.com.au> + + * configure.in (with-smp): Default configuration allow up to + five processors (but enable only one). + + * emul_bugapi.c (emul_bugapi_create): If floating-point is + allowed, enable the floating point instruction set in the + msr. + +Tue Jan 30 22:52:32 1996 Andrew Cagney <cagney@highland.com.au> + + * emul_chirp.c (chirp_emul_seek, chirp_emul_read, + chirp_emul_write): Tolerate invalid ihandles. + + * device.c (device_instance_create, device_instance_delete): + init/delete instance name + + * emul_chirp.c (emul_chirp_instruction_call): Read the nr args and + returns when determining the service. + + * emul_chirp.c (chirp_read_t2h_args): Allow variable number of + args for the method "call-method". + + * emul_chirp.c (chirp_emul_getprop): Tolerate a n_returns of zero + - should be one. Some OpenBoot code doesn't pass correct arg. + + * emul_chirp.c (chirp_emul_getprop): Trace more property types. + +Tue Jan 30 19:12:29 1996 Andrew Cagney <cagney@highland.com.au> + + * RUN: New file. Describe how to run PSIM + * INSTALL: New file. Describe how to install PSIM + * README: New file. Overview PSIM. + * BUGS: New file. Briefly discuss bugs and limitations + +Wed Jan 24 20:28:08 1996 Andrew Cagney <cagney@highland.com.au> + + * emul_bugapi.c (OEA_START_ADDRESS): Put it back to 0x100000, + wasn't correctly using GLD. + +Mon Jan 22 22:44:13 1996 Andrew Cagney <cagney@highland.com.au> + + * emul_generic.c (emul_add_tree_options): Make default number of + active processors 1 (even when SMP enabled). + +Mon Jan 22 22:37:34 1996 Andrew Cagney <cagney@highland.com.au> + + * device_table.c (icu_io_read_buffer_callback): Add extra register + (at addr + 4) that returns number of processors. + + * emul_generic.c (emul_add_tree_hardware): Update device node to + match. + +Mon Jan 22 22:00:42 1996 Andrew Cagney <cagney@highland.com.au> + + * emul_bugapi.c (OEA_START_ADDRESS): Change to 0x4000 so that it + matches gas-960116/ld. + +Fri Jan 19 00:32:27 1996 Andrew Cagney <cagney@highland.com.au> + + * psim-960119 released - psim-1.0b01. + +Fri Jan 19 00:32:27 1996 Andrew Cagney - aka Noid <cagney@highland.au.com> + + * psim.c (psim_create): Re-order so that all options are set + before the CPU's are created. Was breaking mon_create(); + + * psim.c (psim_create): Tidy up conflicting configuration errors. + + * debug.c: Add missing print-info entry to trace table. + + * os_emul.c (os_emul_create): Fix `-e' option. Was looking under + wrong name. + + * psim.c (psim_options): Fix `-r' option. Was entering under wrong + name. + +Thu Jan 18 20:33:48 1996 Andrew Cagney <cagney@highland.com.au> + + * vm.c (om_unpack_bats): Fix checking of bat bits. + + * emul_chirp.c (emul_chirp_create): Store address of OB in memory + in the os_emul_data structure. + + * emul_bugapi.c (emul_bugapi_create): Store the address of the + bugapi code (in main memory) in the os_emul_data structure. + +Thu Jan 18 01:14:55 1996 Andrew Cagney <cagney@highland.com.au> + + * vm.c (om_translate_effective_to_real): Fix trace output. + +Wed Jan 17 22:21:55 1996 Andrew Cagney <cagney@highland.com.au> + + * device_table.c (generic_device_init_address): Create memory from + information obtained from `reg' property. + * device_table.c (vm_init_address_callback): Use information + obtained from properties. + * emul_netbsd.c (emul_netbsd_create): Update to create device and + property entries to match + +Tue Jan 16 09:50:53 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * idecode_expression.h (ALU_END): Add ITRACE of the result. + + * ppc-instructions (Equivalent): Enable this instruction. + (Add to Minus One Extended): Ditto. + (Subtract from Minus One Extended): Ditto. + (Add/And/Or/Xor Immediate): Add alu trace of result. + (Add/And/Or/Xor Shifted Immediate): Ditto. + (And/Or/Equivalent/Nand/Nor): Ditto. + (And/Or with Complement): Ditto. + (Extend Sign Byte/Half Word): Ditto. + (Count Leading Zeros): Ditto. + (Shift Right Algerbraic Word): Ditto. + (Shift Right Algerbraic Word Immediate): Ditto. + +Tue Jan 9 15:10:27 1996 Andrew Cagney <cagney@highland.com.au> + + * emul_bugapi.c (emul_bugapi_instruction_call) : Make format type + correct. + * emul_chirp.c (map_over_chirp_note) : Ditto + * emul_chirp.c (chirp_emul_test) : Ditto + * device_table.c (register_init): Ditto + +Tue Jan 9 14:16:26 1996 Andrew Cagney <cagney@highland.com.au> + + * configure.in: Make disable-sim-switch default. Switch only + useful if using --enable-sim-opcode=ppc-opcode-stupid and then + only marginally so. + +Mon Jan 8 12:17:22 1996 Michael Meissner <meissner@tiktok.cygnus.com> + + * device_table.c (register_init): Make format type correct. + +Wed Jan 3 19:21:46 1996 Andrew Cagney <cagney@highland.com.au> + + * emul_bugapi.c (emul_bugapi_create): Add nodes to init the + system-call trap to the emul instruction call instruction (Along + with an rfi and infinate loop). + + * emul_bugapi.c (emul_bugapi_instruction_call): Expand to include + a few real PPC bug calls. Test with simple hello world. + +Tue Jan 2 20:51:19 1996 Andrew Cagney - aka Noid <cagney@highland.com.au> + + * device.h, device.c (device_child, device_sibling): New + functions. Return corresponding device value. + + * emul_chirp.c (chirp_emul_child, chirp_emul_peer, + chirp_emul_parent): New functions - emulate corresponding OpenBoot + interfaces. + + * device_table.c (register_init): Extend properties attached to + register init node to allow a specific processor's register to be + specified. + + * emul_chirp.c (emul_chirp_create): Init SMP correctly - the + initial PC for all processors is an infinate loop but then, for + processor zero, is quickly changed to be the correct code starting + address. + + * emul_chirp.c (emul_chirp_create): Add fake bootpath + et.al. properties to tree. + + * emul_chirp.c (chirp_emul_getproplen): New function. Emulate the + getproplen OpenBoot call. + + * emul_chirp.c (emul_chirp_instruction_call): Document other + possible chirp emulation internal states. + + * emul_chirp.c (emul_chirp_instruction_call): Trace failed lookups + as well as successful ones. + + * emul_chirp.c (emul_chirp_open): New function - handle open + client call. + + * Makefile.in (maintainer-clean): Proper rule that eliminates more + junk. + +Tue Dec 19 13:00:11 1995 Andrew Cagney <cagney@highland.com.au> + + * emul_chirp.c (chirp_emul_exit): Full out call. + + * device_table.c (htab_map_page): Wasn't handling byte swap when + creating entries in the hash table. + + * device.c (device_tree_find_node): Allow primative wild-card match + of device names with the path. + + FIXME: As mentioned earlier, the device stuff needs work to bring + it into line with OpenBoot. Part of this work is rewriting the + find_node function so that it behaves as specified in p1275. + +Mon Dec 18 19:58:56 1995 Andrew Cagney <cagney@highland.com.au> + + * emul_chrp.c (chirp_emul_write, chirp_emul_finddevice): add + better tracing. + + * emul_chrp.c: Change return type of emul functions to int. Emul + functions either return -1 or zero so unsigned was a bit + dangerous. + + * inline.h (*), igen.c, dgen.c, *: Update INLINE macros so that + they are paramaterised with the type of the function. Gets around + the problem of `static' needing to come first with `attribute' + comming last. Format declarations and definitions so that emacs + doesn't get confused. + +Fri Dec 15 17:06:44 1995 Andrew Cagney <cagney@highland.com.au> + + * std-config.h (PSIM_INLINE): Add missing inline configuration + control for the main loop. + + * mon.c (mon_print_info): If monitoring disabled still print out + the number seconds used. + + * psim.c (run_until_stop): Don't monitor the cache misses when + monitoring is disabled. + + * configure.in (sim_mon, sim_monitor): Correct typo - sim_mon -> + sim_monitor for shell variable (or should that have been the other + way around?). + + * vm.c (vm_synchronize_context): Fix wrong test for unsuported + change in endian-mode. + + * std-config.h (WITH_REGPARM), inline.h (IDECODE_INLINE, + SEMANTICS_INLINE): Add -DWITH_REGPARM=<n> option. Enables the + __attribute__((__regparm(WITH_REGPARM))) for some functions. + configure with --enable-sim-cflags="-DWITH_REGPARAM=3" (say). + Unfortunatly it tickles a bug (gcc?) and can't be used. + +Mon Dec 18 13:36:06 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * device.c (device_tree_add_device): Make trace fprintf arguments + type correct. + * device_table.c (htab_decode_hash_table): Ditto. + (htab_map_binary): Ditto. + (htab_init_callback): Ditto. + * vm.c (om_virtual_to_real): Ditto. + +Sat Dec 16 09:54:18 1995 Michael Meissner <meissner@wogglebug.tiac.net> + + * emul_netbsd.c (emul_netbsd_create): Deal with new BFD that + changed how big/little endian support is recorded, while remaining + compatible with the old BFD with #ifdefs. + * emul_chirp.c (emul_chirp_create): Ditto. + * emul_bugapi.c (emul_bugapi_create): Ditto. + +Fri Dec 15 15:55:56 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * std-config.h (MODEL_INLINE): Turn off INLINE_MODULE by default. + + * corefile.h: Delete declarations for unknown functions. + * device.h: Ditto. + * interrupts.h: Ditto. + * interrupts.c: Ditto. + +Thu Dec 14 18:49:34 1995 Andrew Cagney <cagney@highland.com.au> + + * lf.c (lf_print_function_type): New function. Munges a function + type so that the prefix (eg INLINE...) is inserted after the type + but before any `*'. + + * igen.c: Change to output functions using this. + +Wed Dec 13 23:47:00 1995 Andrew Cagney <cagney@highland.com.au> + + FIXME: Emul CHIRP does not correctly implement the find device + function. + + FIXME: Emul CHIRP and device do not implement device instance + operations. + +Wed Dec 13 23:47:00 1995 Andrew Cagney <cagney@highland.com.au> + + * options.c (options_inline): Function to output meaningful + description of the INLINE options. + + * configure.in (inline): Replace inline magic numbers with macro + names. Map 1->LOCALS_INLINE and 2->ALL_INLINE. + + * inline.h, inline.c: update to use inline method. + + * std-config.h (CPU_INLINE), cpu.h, inline.h, inline.c: make cpu.h + inline always. + + * std-config.h (EVENTS_INLINE): Inline events in psim. + +Wed Dec 13 22:01:21 1995 Andrew Cagney <cagney@highland.com.au> + + * device_table.c (htab_sum_binary): DMA binaries to correct byte + within a page. + +Tue Dec 12 22:51:18 1995 Andrew Cagney <cagney@highland.com.au> + + * psim.c (psim_merge_device_file): Change `=' to `==', was this an + error? + +Tue Dec 5 11:56:14 1995 Andrew Cagney <cagney@highland.com.au> + + * ppc-instructions (ppc_nr_mtcrf_crs, ppc_branch_conditional_name, + ppc_function_unit_name): Simplify by declaring these arrays as + pure and simple static (instead of STATIC_MODEL). + +Tue Dec 5 00:45:34 1995 Andrew Cagney <cagney@highland.com.au> + + * sim_calls.c (sim_create, sim_load), main.c (main), psim.c: Pass + an options device into psim_create() so that options can be merged + into the tree. + + * device.c (*add*): Change semantics so the add functions only add + when the new device (or property) doesn't already exist. This + allows merging of options and data. + +Mon Dec 4 17:12:13 1995 Andrew Cagney <cagney@highland.com.au> + + * Makefile.in (BASICS_H): Didn't include basics.h in the list of + header files to depend on. + +Mon Dec 4 17:12:13 1995 Andrew Cagney <cagney@highland.com.au> + + * std-config.h: (*_MODULE): Extend the <module>_inline macro's so + that they also allow control over static functions. Rewrite + document to reflect this. + + * std-config.h: (INLINE): Simplify definition, the above and + earlier changes to igen.h eliminate the need to be defensive about + enabling the inline of static functions. + + * std-config.h: (SIM_ENDIAN_INLINE, BITS_INLINE): Document limited + suport for inlineing of modules for all callers. Adjust relevant + macro's so that DEFAULT_INLINE will enable this. + + * basics.h: Re-order #includes and definitions so that c-code for + basic include files does not call functions delcared in later + #includes. + + * basics.h (__attribute__), sim_callbacks.h: Move attribute macro + to basics.h and add hack (include <stdio.h>) to try and bring that + and other possible conflicting macros into scope much earler. + + * sim-endian.h,c (SIM_ENDIAN_INLINE) bits.h,c (BITS_INLINE): + Change to use the updated inline definitions. If enabled + immediately include the corresponding c-code so that it will inline + for all modules. + + * inline.h, inline.c (SIM_ENDIAN_INLINE, BITS_INLINE): Remove + these cases, moved to module specific header files. + +Sat Dec 2 18:37:51 1995 Andrew Cagney <cagney@highland.com.au> + + * vm.c, vm_n.c: Fix htab code. + + * vm.c (vm_data_map_read_buffer): Was using EA not RA when reading + the data from core. + + * device.c: Fix htab create code. + +Fri Nov 24 23:10:09 1995 Andrew Cagney <cagney@highland.com.au> + + * bits.h, bits.c (EXTRACTED): Convert to function, fix - had && + instead of &. + + * sim-endian.h (SWAP_N), sim-endian-n.h, sim-endian.c: How + embarasing - fix yet another bug in the swap code! Simplify + everything by using more functions. Add host to big-endian byte + swapping support. + +Fri Nov 24 23:10:09 1995 Andrew Cagney <cagney@highland.com.au> + + * devices.h, devices.c: delete, replaced by the files + device_table.[ch] and device.[ch]. + * device_tree.h, device_tree.c: ditto + + * device_table.h, device_table.c: New files. Contain a table of + devices. + + * device.h, device.c, Makefile.in, std-config.h (DEVICE_INLINE), + options.c (print_options): New files. Define the device object + along with any attached properties. + + * device_tree.h, device_tree.c: Update to use new device object. + For convenience, change the printd functions into device_tree_add + functions. + + * psim.c (create_*_tree): Use new device_tree create functions. + + * corefile.h, corefile.c corefile-n.h (core_n.h): Update to use + the new device.h / device_table.h interface. Rename core_n.h to + corefile-n.h to be consistent with other n files. + + * Makefile.in (run): add corefile-n.h to dependencies for + corefile. + + * basics.h (device_instance), device.h, device.c, device_table.h, + device_table.c: Add the concept of a device instance and operators + on these instances - corresponds to ihandle in OpenBoot speak. + Don't yet implement it. + +Tue Nov 14 12:27:08 1995 Andrew Cagney <cagney@highland.com.au> + + * emul_generic.h, emul_generic.c (emul_syscall_enter, + emul_syscall_exit): rename from emul_enter_call / + emul_exit_call. As only used by emul_do_system_call simplify + associated code. + + * os_emul.h, os_emul.c, emul_generic.h: Correct and fill an + os_emul interface. + + * os_emul.c, emul_bugapi.h, emul_bugapi.c, Makefile.in: Add + preliminary hooks for a kernel mode rom emulation. + + * cap.h (new), cap.c (new): Capability data base. Some emulations + pass object identifiers (capabilities?) to/from the simulated code + (for instance the phandle in OpenBoot). The cap object is able to + check/map between internal and external (target program) + representations of each identifier. + + * os_emul.c, emul_chirp.h, emul_chirp.c, Makefile.in: Add + preliminary hooks for a kernel mode IEEE-1275 emulation. + + * cpu.h, cpu.c (cpu_create, cpu_os_emulation, cpu): Add os_emul to + list of arguments passed in when creating a cpu. Grant access to + the element. + + * std-config.h (OS_EMUL_INLINE), options.c (print_options), + inline.h, inline.c: New to allow control over inline of + corresponding code files. + + * ppc-instructions (instruction_call): Add illegal instruction to + call the instruction-call emulation handler. + + * interrupts.c (system_call_interrupt): Call renamed + os_emul_system_call function(). + + * emul_netbsd.c: Update to interface to generic emulation. Since + all its functions are called via a table don't worry about any + inline. + + * emul_generic.h, emul_generic.c, spa-*(delete): Remove references + and code for spa, no longer to be used. + + * psim.c (create_chirp_device_tree): Fill out what was previously + the openboot create function so that it starts to create a full + OpenBoot device tree. + +Tue Nov 28 21:48:06 1995 Andrew Cagney <cagney@highland.com.au> + + * debug.h, debug.c: pte trace is made redundant by htab trace, + delete it. Add vm to list of options. Simplify tracing output so + lines are not as long. + +Tue Nov 14 12:27:08 1995 Andrew Cagney <cagney@highland.com.au> + + * events.h, events.c (event_queue_init), psim.c (psim_init): (re) + initialize the event queue. + + + + + + +Tue Nov 28 13:38:26 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * sim-endian.h: Look at WORDS_BIGENDIAN to determine if the host + is big endian or little endian. For SWAP_n, use htonl/htons if + host is little endian, not big endian and if WITH_NTOH is defined. + + * configure{,.in} (--enable-sim-model-issue): Instead of defining + 0/1, define it to be MODEL_ISSUE_{PROCESS,IGNORE}. Add + AC_C_BIGENDIAN to determine if the host is big endian or not. + * config.in: Regenerate. + + * std-config.h (WITH_MODEL_ISSUE): Default to 0. + (CURRENT_MODEL_ISSUE): Reference WITH_MODEL_ISSUE, and if that is + 0, use current_model_issue. + (MODEL_ISSUE_{PROCESS,IGNORE}): Define as -1/1. + + * psim.c (current_model_issue): New global variable. + + * cpu.c (cpu_create): Use CURRENT_MODEL_ISSUE > 0 instead of + WITH_MODEL_ISSUE. + (cpu_{init,halt}): Ditto. + * mon.c (mon_print_info): Ditto. + * ppc-instructions (PPC_INSN_* macros, branch handling): Ditto. + + * mon.c (mon_print_info): Print instructions/second if verbose > 0, + rather than > 1. + + * main.c (main): Set current_model_issue to MODEL_ISSUE_PROCESS if + the -I switch is used. + * sim_calls (sim_open): Ditto. + + * ppc-instructions (model support): Add support for determining + when we don't have enough writeback slots. Add tracing for the + beginning of each cycle. + +Mon Nov 27 17:46:33 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * mon.c: Check for whether to include sys/types.h and sys/time.h. + + * configure.in: Check for include files sys/types.h and + sys/time.h. + * configure: Regenerate. + * config.in: Regenerate. + + * cpu.h (CONST_ATTRIBUTE): Define as __attribute__((__const__)) if + not already defined. + (cpu_system): Use CONST_ATTRIBUTE, so that when we're not inlining + the world, the optimizer has a fair chance of CSE'ing function + calls. + (cpu_{monitor,nr,registers,model}): Ditto. + + * std-config.h (MODEL_INLINE): If not defined, define as 1 if + DEFAULT_INLINE is non-zero, 0 otherwise, rather than just the + value of DEFAULT_INLINE. + +Fri Nov 24 11:24:34 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * lf.h (__attribute__): If not GCC and at least 2.7.0, define as + nothing. + (lf_printf): Add printf __attribute__, so the compiler will + automatically check the format string. + + * configure{,.in} (--enable-sim-icache): If argument is define, + add -R to flags passed to igen. + + * igen.c (stdlib.h): Include if the system supplies one. + (semantics_use_cache_struct): New global for -R flag to say + semantics is to use the cache structure directly rather than + putting the values into local variables. + (first_undef, last_undef): New structures to remember names to + #undef if -R. + (lf_print_c_extraction): If -R and this is semantics, emit names + as #defines pointing to the cache structure, rather than loading + the values into local variables. + (lf_print_c_semantic_function): If -R, #undef all of the names + defined in lf_print_c_extraction. + (main): Recognize -R. + + * idecode_fields.h (SPR_*): Redefine spr_* macros as SPR_* to + avoid a name confict if -R passed to igen. + + * ppc-instructions (mfspr, mtspr): Rename spr field to SPR. + (model_data): Add field to count the various # of CRs that the + mtcrf instruction used. + (model_mon_info): Return structures counting the # of CRs that the + mtcrf instruction used. + (branches, sync instructions): Do not call model functions if + WITH_MODEL_ISSUE is 0. + + * mon.c (stdlib.h): Include if the system supplies one. + (mon_sort_instruction_names): New function to sort instruction + names alphabetically. + (mon_print_info): Call qsort with mon_sort_instruction_names to + sort instruction names. Don't abort if WITH_MODEL_ISSUE is 0. + + * debug.h (ITRACE): Make printf_filtered arguments type correct. + * idecode_expression.h (CR0_COMPARE): Ditto. + * psim.c (psim_read_register): Ditto. + + * igen.c (lf_print_my_prefix): Use __attribute__((__unused__)) to + silence compiler warnings about unused automatically generated + variables. + (lf_print_c_extraction): Ditto. + * idecode_expression.h (FPSCR_BEGIN): Ditto. + + * ppc-cache-rules: Define rules for making a bitmask for all + registers. + + * ppc-instructions: Rewrite model specific functions to use the + bitmask of the register number, instead of using the register + pointer to get the register number, and then making the bitmask. + +Wed Nov 22 15:24:27 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * ppc-instructions (model_branches): Add conditional argument to + count the number of times each type of conditional branch is used. + (conditional branches): Pass B0 or -1 to model_branches. + (model_mon_info): Print out conditional branch counts. + (model-data): Add support for printing out conditional branch + types. + +Tue Nov 21 16:31:25 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * igen.c (insn_table_load_insns): Add support for model-static for + internal functions that should not be inlined. + (lf_print_c_semantic): Remove model_cleanup. + (gen_model_{c,h}): Ditto. + + * ppc-instructions: Redo model specific support once again. Add + floating point support to the model specific information. Flesh + out all of the floating mutiply add/subtract instructions. Add + better tracing support to the model specific information. + +Sun Nov 19 23:00:52 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * ppc-instructions (model data, model_busy): Rather than using a + bit mask for the busy units, just use a char array. Also, only + support 2 function units an insn can use, rather than a loop. + +Fri Nov 17 14:08:08 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * table.c (table_entry_read): Move setting entry->line_nr to after + the model specific fields so the line numbers for the annex are + correct. + + * cpu.c (cpu_{create,init,halt}): Check for WITH_MODEL_ISSUE + before calling the model functions. + + * debug.c (trace_descriptor): Add trace_model support. + * debug.h (trace_options): Ditto. + + * igen.c (gen_icache_h): Create type idecode_cache as void if not + caching instructions. + (gen_model_{c,h}): Drop model_issue support. Add support for + model_cleanup. + (lf_print_my_prefix): Initialize a const itable_index with the + current index. + (lf_print_c_semantic): Call model_cleanup at the end of the + function to check for instructions that aren't supported yet by + the scheduling code. + + * mon.h (count_type): New type for counters. + * mon.c: Use count_type instead of unsigned. + + * ppc-instructions: Redo scheduling code once again. Make it all + inline friendly. Instead of having general code emitted by igen, + go the route of having each semantic routine call the appropriate + module. + +Thu Nov 16 09:52:26 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * table.c (table_entry_read): Allow the annex to have blank lines. + + * ppc-instructions: Change lines in model stuff that just have a + tab to just newline. Add 601 support. Document most instructions + in terms of model specific timing information. Drop 'FUNCTION' + from PPC_FUNCTION_UNIT_xxx enums. Change PPC_UNIT_UNKNOWN -> + PPC_UNIT_BAD. Add TRACE(trace_tbd) for all data cache + instruction.s. Signal illegal instruciton if data cache block + invalidate is issued from problem state. + + * igen.c (max_model_fields_len): New static to keep track of the + max size for the model specific fields. + (model_c_insn): Use max_model_fields_len to size fields. + (insn_table_insert_insn): Set max_model_fields_len. + (model_table_insert): Ditto. + (gen_model_{c,h}): Model_issue is now called with a processor + argument. + + * debug.c (trace_description): Add support for trace_tbd. + + * mon.c (mon_issue): Pass processor argument to model_issue. + + * Makefile.in: Delete all function unit support, since the newer + table driven model support replaces it. + * cpu.{c,h}: Ditto. + * mon.c: Ditto. + * inline.{c,h}: Ditto. + * std-config.h: Ditto. + * options.c: Ditto. + * configure{,.in}: Ditto. + * Makefile.in: Ditto. + * psim.c: Ditto. + * function_unit.{c,h}: Delete these now usused files. + + * std-config.h (WITH_MODEL_ISSUE): Add new macro on whether to + trace instructions in a model specific manor. + * options.c (print_options): Print it out. + * configure{,.in}: Add --enable-sim-model-issue option. + * Makefile.in: Add --enable-sim-model-issue flags. + * igen.c (lf_print_c_semantic): Add call to mon_issue here. Check + for WITH_MODEL_ISSUE. + * mon.c (mon_issue): Remove call to mon_issue_here. + + * ppc-instructions: Move branch tracing to the actual branch + instructions, rather than testing it in model_issue. Add code to + code successful/unsuccessful branch predictions, and the number of + conditional branches that fell through. + +Wed Nov 15 17:32:13 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * cpu.h (cpu_model): Add declaration. + + * cpu.c (struct _cpu): Add model_ptr to hold model specific + information. + (cpu_model): Return the model internal pointer. + (cpu_{create,init,halt}): Call the appropriate model function. + + * inline.c (mon.c): Move include of mon.c after model.c. + + * mon.c (_cpu_mon): Add fields to count unaligned memory + references. + (mon_issue): Call model_issue, not function_unit_issue. + (mon_{read,write}): Count # of unaligned memory accesses. + (mon_print_info): Switch to calling model_mon_info and + model_mon_info_free instead of function_unit version. Print out + number of unaligned reads/writes. + + * {ppc-instructions,igen.c}: More global changes to add model + specific features. + + * inline.{c,h}: Provide for inlining options.c. + * options.{c,h}: Ditto. + * std-config.h: Add OPTIONS_INLINE. + +Tue Nov 14 04:47:25 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * Makefile.in (devices.o, main.o): Update dependency. + + * igen.c (gen_model_h): Use correct variable in loop. + (gen_model_c): Use strcmp, strcasecmp. + (gen_model_c): Use EXTERN_MODEL for arrays. + (gen_model_h): Use STATIC_MODEL for arrays. + (lf_print_c_semantic_function_header): Delete unused function. + + * main.c (cpu.h): Include cpu.h to get model.h. + + * inline.h ({EXTERN,STATIC}_MODEL): Define. + +Mon Nov 13 09:14:13 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * igen.c ({insn,model}_table_fields): Spell mnemonic correctly. + (gen_itable_h,itable_c_insn): Ditto. + (model support): Move model support around, add support for + model-data, model-internal. Use annex field for model-macros + now. + + * configure.in (--enable-sim-inline): If --enable-sim-inline=no, + also define INLINE as nothing. + * configure: Regenerate. + + * std-config.h (INLINE): Rather than nuking INLINE, only define it + as __inline__ if any of the INLINE flags are non-zero. + + * options.c (print_options): Print out WITH_XOR_ENDAIN. + +Mon Nov 13 23:03:45 1995 Andrew Cagney <cagneyhighland.com.au> + + * ppc-instructions (rfi): Add missing code. + + * cpu.c (cpu_get_time_base): Fix calculation of current value of + time base register. + + * ppc-spr-table (TBL, TBU): Fix TBL/TBU entries - was confusing + m[tf]tb with m[tf]spr. + + * ppc-instructions (mtspr, mfspr): Fix mttbl - wasn't storing + lower word. + +Mon Nov 13 21:35:37 1995 Andrew Cagney <cagneyhighland.com.au> + + * std-config.h (INLINE, STATIC_INLINE): Was being set to static + inline.. Only problem being that with ppc-opcode-simple this gave + it the chance to inline all the idecode functions with potentially + disasterous results on a 16mb PC. For moment hobble INLINE. + + * configure.in, std-config.h (WITH_SMP): Make that 5 processors by + default ... + + * configure.in: Tweek flags passed to gcc for --with-sim-warnings. + Firstly make them errors and secondly remove the options gcc-245 + doesn't reconize. + +Mon Nov 13 17:57:24 1995 Andrew Cagney <cagney@highland.com.au> + + * misc.c (zalloc), cpu.c (cpu_init), devices + (console_io_read_buffer_callback, icu_io_read_buffer_callback, + vm_io_read_buffer_callback), main.c (zalloc), mon.c (memset), + sim_calls.c (zalloc) : replace bzero() with memset(). + + * emul_netbsd.c (write_direntries), psim.c (psim_read_register, + psim_write_register): replace bcopy() with memcpy(). + +Sun Nov 12 20:55:41 1995 Andrew Cagney <cagneyhighland.com.au> + + * configure.in: for --disable-sim-inline (--enable-sim-inline=no), + force DEFAULT_INLINE to 0 rather then trusting the std + configuration. + +Sun Nov 12 20:55:41 1995 Andrew Cagney <cagneyhighland.com.au> + + * igen.c (lf_print_idecode_table, idecode_table_leaf): Fix + generation of switch entries in tables - treat the same as + cracking/semantic functions. + + * igen.c (idecode_switch_end, idecode_switch_leaf): Fix generation + of a boolean switch statement (field zero or non-zero). + + * ppc-opcode-test-1, ppc-opcode-test-2: New files. These test the + switch/table generation ability of igen. + + * igen.c (idecode_switch_leaf): Fix code output when a switch + statement needs to look up a table. + + * igen.c (idecode_declare_if_switch): New function called from + gen_idecode_c - need to declare any idecode switch functions + before they are used in idecode tables. + + * igen.c (lf_print_c_cracker_function, idecode_crack_leaf, + idecode_crack_insn): Add is_inline_function argument to code + printing cracker functions which indicates if STATIC_IDECODE or + STATIC_INLINE_IDECODE should be used for definition. For + idecode_crack_insn (which implies not duplicating/expanding) don't + declare function as inline - we assume that the only time this is + code is generated is when things are being tested. For + idecode_crack_leaf, make static (instead of INLINE) if the + instructions parent is a table as function will always be called + via a table. + + * igen.c (idecode_expand_if_switch): Declare as STATIC_IDECODE not + STATIC_INLINE_IDECODE. Only the outermost idecode switch will be + called directly, all others are called via a table. + + * igen.c (lf_print_semantic_function_header, semantics_h_leaf, + semantics_h_insn, semantics_h_function, + lf_print_c_semantic_function, semantics_c_function): Add + is_inline_function argument to lf_print_semantic_function_header + to indicate if an inline or static function declaration/definition + should be output. Depending on situtation call accordingly: + functions (not instruction semantic routines) are always inline; + Semantic routines are made inline when there is no icache (cache + will contain the function address) and are duplicating (see above) + and the parent of the instruction is a switch statement. + + * igen.c (opcode_field_new): Delete. Code changed to use ZALLOC + and moved to insn_table_find_opcode_field. + + * table.c (table_open): Fix typo (nr_model_fields vs nr_fields). + + * igen.c (model_c_insn): Suggestion - document the name of the + instruction on each line of the instruction model table. + +Fri Nov 10 00:44:38 1995 Andrew Cagney <cagneyhighland.com.au> + + * emul_netbsd.c (do_ioctl): Cleanup compilation. + + * sim_callbacks.h (__attribute__): Only define if not defined (was + already defined on NetBSD host). + +Wed Nov 8 21:49:52 1995 Andrew Cagney <cagneyhighland.com.au> + + * std-config.h (WITH_XOR_ENDIAN), configure.in, Makefile.in: New + macro, indicates if the PowerPC's horrible XOR endian mode should + be suported. Add to configure and make. + + * vm_n.h (vm_data_map_read_N, vm_data_map_write_N), vm.c + (vm_instruction_map_read): If XOR endian, xor the address + with a value from an xor table (indexed by size of access). + + * vm.c (vm_synchronize_context), cpu.c (cpu_synchronize_context): + set up xor table to xor if there is a conflict between the + CURRENT_TARGET_ENDIAN and the endian indicated in the MSR. Move + check of suported change of endian mode from cpu.c to vm.c. + + * vm.c (vm_data_map_write_buffer, vm_data_map_read_buffer): + Hopefully added correct hack to handle XOR endian mode. + + FIXME: If NONSTRICT alignment and XOR ENDIAN and MSR indicates + little endian mode, the model accepts miss aligned transfers. + + FIXME: Need to create an `init' device that, during + initializatioin for XOR mode, it mushes (XOR address) all the dma + data before passing it on to the core for storage. Just like the + real thing really. + +Wed Nov 8 21:49:52 1995 Andrew Cagney <cagneyhighland.com.au> + + * devices.c (halt_io_write_buffer_callback): Use value written to + halt device to determine exit status. Thus allowing + success/failure of OEA tests. + +Wed Nov 8 00:10:38 1995 Andrew Cagney <cagneyhighland.com.au> + + * ppc-instructions (icbi): If icache present flush it. + +Tue Nov 7 23:36:31 1995 Andrew Cagney <cagneyhighland.com.au> + + * devices.c (htab_init_callback): Add code to create htab/pte. + + * devices.c (dma_file, file_init_callback, htab_init_callback): + New function - Dma the named file into memory at the specified + address. Use. + + * device_tree.h, device_tree.c (scand_*): New functions. + +Tue Nov 7 23:36:31 1995 Andrew Cagney <cagneyhighland.com.au> + + * filter_filename.c, Makefile.in: Change so that only dependant on + a very limited nr of files. Stops an unnecessary dependency. + +Tue Nov 7 15:44:33 1995 Andrew Cagney <cagney@highland.com.au> + + * core.c (core_map_find_mapping): Use cpu_halt rather than error + to abort an access to an undefined address. + +Sun Nov 12 07:58:09 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * igen.c (model_table_insert_{macro,function}): New functions. + (insn_table_load_insns): Call them. + (gen_model_h): Move section emiting model-macros to be first. + (model_{c,h}_function): New functions cloned from semantic + functions to print out the prototype and function for + model-functions. + (gen_model_{c,h}): Print out model-functions. + + * ppc-instructions (model_{start,halt,print_info}): Add dummy + model-functions. + + * options.c (print_options): Print out WITH_{,DEFAULT_}MODEL, not + WITH_PPC_{,DEFAULT_}_MODEL. + (options_ppc): Delete now unused function. + (cpu.h): Include cpu.h, not just basics.h. + + * std-config.h (WITH_{,DEFAULT_}MODEL): Define. + + * igen.c (model_macros, last_model_macro): New statics to keep + track of macros to go in model.h. + (insn_table_load_insns): Add model-macros to model_macros linked + list. + (model_table_fields): Add field for printable name. + (gen_model_h): If there are model macros defined, print them out. + Print out DEFAULT_MODEL as the first model if there any models + specified, otherwise MODEL_NONE. Print out external decl for + current_model. Print out decl for model_set. + (gen_model_c): Add function model_set. Switch to use printable + name for the model, not the internal identifier used. + + * psim.c (current_model): New global variable. + + * ppc-instructions: Add macros for flag defines. Switch first + model so 604 is first. + + * main.c (main): Call model_set, not function_unit_model. + * sim_calls.c (sim_open): Ditto. + * sim_calls.c, Makefile.in: sim_calls.c now includes cpu.h. + +Sat Nov 11 07:27:41 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * mon.h (mon_events): New enumeration for other events we want to + handle. + (mon_event): Add declaration for function. + + * mon.c (mon_event): New function. + (mon_print_info): Print icache misses. + + * psim.c (run_until_stop): Monitor icache misses. + + * configure.in (--enable-sim-inline): Fix typos in handling comma + separated inline options. + (--enable-sim-icache): Echo icache size. + * configure: Regenerate. + + * igen.c (semantics_h_print_function): Emit STATIC_SEMANTICS + instead of INLINE_SEMANTICS so that the compiler won't keep all of + the semantic functions as inline RTL, given that the address of + the function is taken which forces outline calls anyway. + (lf_print_c_semantic_function_header): Ditto. + (gen_semantics_h): Define STATIC_SEMANTICS as nothing if not + defined. + (lf_print_c_cracker_function): Emit STATIC_IDECODE instead of + STATIC_INLINE_IDECODE. + (gen_idecode_c): Define STATIC_IDECODE if not defined. + (gen_model_h): Use #ifdefs to define types to hold model units, + cycles, and flags. + (model_table_insert): Add a sentinel functional unit at the end to + simplify loop processing. + (model_c_insn): Use <function-unit>_SENTINAL instead of 0 for any + instruction not specifing a function unit for the current model. + (gen_model_{c,h}): Provide bounds for model_time_mapping. + + * inline.h (STATIC_SEMANTICS): Define to be static if + SEMANTICS_INLINE is defined. + (STATIC_IDECODE): Define to be static if IDECODE_INLINE is + defined. + + * options.c (print_options): Fix typo. + +Fri Nov 10 06:39:46 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * configure.in (--enable-sim-{opcode,config}): Use $srcdir when + check for the existence of files. + * configure: Regenerate. + + * table.c (table): New field nr_model_fields. + (table_open): New parameter nr_model_fields. + (table_entry_read): Parse model fields that begin with a '*' after + each instruction. + * igen.c, dgen.c: Change callers of table_open. + + * igen.c: Add support for dumping model specific information in + model.h and model.c. + (insn_field_name): Delete unused array. + (global variables): Make global variables static, so we can tell + when they are no longer used. + (cache_semantic_actual): Delete unused variable. + (insn_table_load_insns): If the insn is really a machine model, + call model_table_insert instead of other processing. + (model_table_insert): New function to handle defining the + functional units of a particular machine model. + (insn_table): Add last_function field so we can add functions at + the end. + (insn_table_insert_function): Use last_function field when + appending new function. + + * ppc-instructions: Add a few model specific information for 603, + 603e, and 604 for testing purposes. + + * table.h (table_model_entry): New linked list to hold model + specific information, one per line. + (table_entry): Add model_first, model_last fields. + + * configure.in (--enable-sim-inline): If gcc is found and + --enable-sim-inline is not specified, defaine DEFAULT_INLINE to 1, + not 2. + (--enable-sim-reserved-bits): New switch to check whether reserved + bits are set in the instruction. + (--enable-sim-opcode): Make complex the default. + (all switches): Add appropriate checks and error messages. + * configure: Regenerate. + + * Makefile.in (RESERVED_CFLAGS): New variable set by + --enable-sim-reserved-bits. + (CONFIG_CFLAGS): Include RESERVED_CFLAGS. + (BUILT_SRC): igen now generates model.c and model.h. + (LIB_OBJ): Include table.o. + (tmp-igen): Add -m/-M options to write model.c/model.h. + (model.o): New object. + (CPU_H): Include model.h. + + * cpu.h: Include model.h. + + * std-config.h (WITH_RESERVED_BITS): Define. + (MODEL_INLINE): Ditto. + + * options.c (print_options): Print out WITH_RESERVED_BITS. + +Thu Nov 9 12:22:15 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * configure.in: If --silent, don't output information messages. + * configure: Regenerate. + + * configure.in (--enable-sim-alignment): Fix typo in specifing non + strict alignment. + (--enable-sim-switch): Make default on. + (--enable-sim-duplicate): Make default on. + (--enable-sim-smp): Make default 0. + (--enable-sim-mon): Don't set sim_float if not set. + (--enable-sim-inline): If gcc is found and --enable-sim-inline is + not specified, define DEFAULT_INLINE to be 2. + (all --enable-sim-* rules): Echo rules set to non empty to file + descriptor 6. + * configure: Regenerate. + + * options.c (options_env): Fix typo if WITH_ENV is 0. + (print_options): Print GCC compiler version if available and + date/time options was compiled. If OPCODE_RULES, IGEN_FLAGS, + and/or DGEN_FLAGS are defined, print them. + + * Makefile.in (all link actions): Pass SIM_CFLAGS as well as + CFLAGS. + (options.o): Compile options.o with OPCODE_RULES, IGEN_FLAGS, and + DGEN_FLAGS defined, so they can be printed out. + + * igen.c (lf_print_c_validate): Check for WITH_ASSERT, so that + this test can be compiled away if the user really wants a fast + simulator by not doing assertion failures. + +Wed Nov 8 13:19:47 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * options.c: New file to print out all of the WITH_ options. + * options.h: New include file to declare print_options. + * debug.h (trace_options): Add trace_opts to call print_options. + * debug.c (trace_description): Add trace_opts support. + * main.c (main): If user requested options, print them. + * sim_calls.c (sim_open): Ditto. + + * igen.c (opcode_field_new): Add void to make it a proper prototype. + + * emul_generic.c (emul_enter_call): Make printf_filtered arguments + type correct. + * emul_netbsd.c (do_kill): Ditto. + * registers.c (registers_dump): Ditto. + * vm.c (om_translate_effective_to_real): Ditto. + * vm_n.h (vm_data_map_read_N): Ditto. + (vm_data_map_write_N): Ditto. + * devices.h (DTRACE_INIT): Ditto. + (DTRACE_{ATTACH,DETACH}_ADDRESS): Ditto. + (DTRACE_IO_{READ,WRITE}_BUFFER): Ditto. + (DTRACE_DMA_{READ,WRITE}_BUFFER): Ditto. + * devices.c (update_for_binary_section): Ditto. + (write_stack_arguments): Ditto. + (stack_ioctl_callback): Ditto. + * device_tree.c (device_tree_add_passthrough): Ditto. + (device_tree_{add,find}_device): Ditto. + (device_tree_{add,find}_integer): Ditto. + (device_tree_find_{string,boolean}): Ditto. + (device_tree_init{,_device}): Ditto. + (device_tree_dump): Ditto. + * sim_calls.c (sim_{read,write}): Ditto. + (sim_{fetch,store}_register): Ditto. + (sim_stop_reason): Ditto. + + * sim_callbacks.h (printf_filtered): Declare with attribute + printf, so we can enable format checks. + + * devices.c (console_io_{read,write}_buffer_callback): Cast swtich + argument to int, since ANSI doesn't allow long switch values. + * emul_netbsd.c (do___sysctl): Ditto. + + * emul_netbsd.c (do___sysctl): Fix up printf call. + + * corefile.c (core_translate): Don't do arithmetic with void * + pointers. Cast to char * first. + + * function_unit.c (FUNC_{LOAD,STORE}): Rename from {LOAD,STORE} + and change all uses. + + * Makefile.in ({FUNC,MODEL,WARNING}_CFLAGS): New flags set by + configure --enable switches. + (CONFIG_CFLAGS): Include FUNC_CFLAGS and MODE_CFLAGS. + (.c.o): Include WARNING_CFLAGS. + (CPU_H): Include function_unit.h. + (LIB_OBJ): Include function_unit.o. + (BUILT_SRC_WO_CONFIG): Split from BUILT_SRC and do not include + config.h or ppc-config.h. + (BUILT_SRC): Include BUILT_SRC_WO_CONFIG, config.h and + ppc-config.h. + (filter_filename.o): Include config.h/ppc-config.h dependencies. + (idecode.o, semantics.o, psim.o): Specify CC line without + WARNING_CFLAGS so that we don't get all of the unused variable + warnings that are generated. + (function_unit.o): Add rule to build. + (main.o, sim_calls.o): Add function_unit.h, itable.h dependencies. + (mon.o): Include mon.c dependency. + (TAGS): Depend on BUILT_SRC. + (clean): Don't delete config.h or ppc-config.h + + * basics.h (sim_callbacks.h): Move include after the include of + config.h and ppc-config.h. + + * bits.{h,c} (ROTL32,ROTL64): Move these functions to bits.c. Add + support for BITS_INLINE to inline these. Add declarations to + bits.h. + + * configure.in (--enable-sim-warnings): Add new option to specify + compiler warnings for all modules except idecode.o and semantics.o + which have lots of unused variables because they are machine + generated. + (--enable-sim-function-unit): New switch to configure whether + function unit support is compiled in or not. + (--enable-sim-{,default-}mode): New switches to control which cpu + model is used. + * configure: Regenerate. + + * corefile.c (core_attach_address_callback): Delete unused + variable device_address. + + * cpu.c (struct _cpu): Add function unit pointer field func_unit. + (cpu_create): If WITH_FUNCTION_UNIT, call function_unit_create. + (cpu_init): If WITH_FUNCTION_UNIT, call function_unit_init. + (cpu_halt): If WITH_FUNCTION_UNIT, call function_unit_halt. + (cpu_function_unit): New function to return func_unit field. + + * cpu.h (function_unit.h): Include new include file. + (cpu_function_unit): Declare. + + * debug.c (stdlib.h): Test HAVE_STDLIB_H, not HAVE_STDLIB. + (config.h): Include config.h. + + * devices.c (icu_io_write_buffer_callback): Delete unused variable + system. + + * emul_generic.c (emul_exit_call): Print out status value. + + * emul_netbsd.c (do_read): Delete unused variable nr_moved. + + * filter_filename.h (includes): Include config.h, ppc-config.h, + not basics.h. + + * inline.c: Include bits.c if BITS_INLINE. Include + function_unit.c if FUNCTION_UNIT_INLINE. + + * inline.h (INLINE_BITS): Define if BITS_INLINE. + (INLINE_FUNCTION_UNIT): Define if FUNCTION_UNIT_INLINE. + + * interrupts.c (instruction_storage_interrupt): Delete unused + variable nia. + + * lf.h (config.h): Include config.h. + + * main.c (includes): Include function_unit.c. If HAVE_UNISTD_H, + include unistd.h. + (usage): Update for -m model, -i, and -I options. + (main): Delete unused variables stack_pointer and i. Add support + for -i, -m model arguments. Call psim_print_info with verbose == + 1 if -i, and verbose == 2 if -I. + + * mon.c (stdio.h): Include stdio.h to pick up sprintf prototype. + (mon_issue): Call function_unit_issue if function units are + supported. + (mon_print_info): Take psim * argument. Print out information + from function_unit if available. Move read/write stats to always + print, instead of printing if verbose > 1. Fix up plural + vs. singular usage. + + * mon.h (mon_print_info): Update prototype. + + * psim.c (current_ppc_model): Add global variable. + (psim_print_info): Pass system argument to mon_print_info. + + * sim_calls.c (function_unit.h): Include. + (sim_open): Add support for -i and -m model options. If -i call + psim_print_info with verbose == 1, if -I, with verbose == 2. + (sim_resume): Delete unused variable program_counter. + + * std-config.h (WITH_FUNCTION_UNIT): Define. + (ppc_model): Add enumeration giving all PowerPC models currently + known about. + ({WITH,CURRENT}_PPC_MODEL): Define. + (FUNCTION_UNIT_INLINE): Define. + + * table.c (config.h): Include config.h. + + * vm.c (om_virtual_to_real): Print pte_word_{0,1} so the compiler + doesn't complain that they're unused. + + * vm_n.h (vm_data_map_read_N): Delete unused variable rval. + +Mon Nov 6 23:15:54 1995 Andrew Cagney <cagney@highland.com.au> + + * sim-endian.c (ppc-endian.c), sim-endian.h (ppc-endian.h): + renameed. These files are target independant. + * Makefile.in, basics.h: update for new name. + + * sim-endian.h (SWAP_N), sim-endian.c (_SWAP_1): Rename existing + SWAP_<N> to _SWAP_<N> so that sim-endian.h can contain SWAP_N + macro's as required. + + * sim-endian.c, sim-endian-n.h (new file): Move endian code into a + debugable header file. + + * ppc-instructions (Byte-Reverse): Enable byte reverse + instructions using SWAP_N macros. + +Mon Nov 6 10:39:28 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * Makefile.in (config.status): Remove references to config.make + and config.hdr. + + * config.{make,hdr}: Delete, no longer used. + * build-psim: Ditto. + +Mon Nov 6 20:49:56 1995 Andrew Cagney <cagney@highland.com.au> + + * sim_calls.c (sim_open): Fix parsing of `target sim' options. + + * device_tree.c (device_tree_add_string): Wasn't saving the value + of the string being entered into the tree. + + * psim.c (create_filed_device_tree): Not terminating string device + names with a null. + + * psim.c (psim_create): Use `env' instead of + `environment-architecture' to be consistent with configure. + Reconize user/uea, virtual/vea and operating/oea. + +Sat Nov 4 12:29:45 1995 Fred Fish <fnf@cygnus.com> + + * core.c: Rename to corefile.c + * core.h: Rename to corefile.h + * inline.c: Include corefile.h, renamed from core.h. + * cpu.h: Include corefile.h, renamed from core.h + * vm.c: Include corefile.h, renamed from core.h + * corefile.c: Include corefile.h rather than core.h + * README.psim (KNOWN PROBLEMS): Change core.* references to corefile.* + references. + * Makefile.in (CPU_H): Change core.h to corefile.h + (vm.o): Change dependency to corefile.h + (LIB_SRC): Change core.c to corefile.c. + (LIB_OBJ): Change core.o to corefile.o. + (corefile.o): Change dependencies to corefile.c, corefile.h. + +Fri Nov 3 11:37:24 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * ppc-instructions (data cache instructions): Make all data cache + instructions nops instead of invalid instructions. + + * Makefile.in (CONFIG_CFLAGS): Add ALIGNMENT_CFLAGS and + TIMEBASE_CFLAGS which weren't included. + +Thu Nov 2 08:54:04 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * Makefile.in: Uncomment built file dependencies. + + * configure.in: Rewrite --enable-sim switch handling to use the + autoconf builtins so it works correctly if the configure or + Makefile.in files are modified and make decides to rebuild + Makefile. Also document all of the --enable-sim switches + supported. Check whether getrusage and sys/resource.h are + supported. + * config.in: Regenerate. + * configure: Regenerate. + * Makefile.in: Add support for all of the variables set with + --enable-sim switches. + + * Makefile.in (clean): make clean now removes all built sources as + well. + + * cpu.c: Use HAVE_STRING_H, HAVE_STRINGS_H, HAVE_UNISTD_H, + HAVE_TIME_H, HAVE_SYS_TIMES_H, HAVE_SYS_RESOURCE_H defined in + the generated config.h. + * debug.c: Ditto. + * device_tree.c: Ditto. + * devices.c: Ditto. + * dgen.c: Ditto. + * emul_netbsd.c: Ditto. + * igen.c: Ditto. + * lf.c: Ditto. + * misc.c: Ditto. + * psim.c: Ditto. + * registers.c: Ditto. + * sim_calls.c: Ditt. + * table.c: Ditto. + + + * main.c (main): Call psim_print_info with verbose == 2. + + * mon.c (mon_print_info): Align the cpu number and number of + instructions fields. Do not print an instruction category if the + CPU did not execute any of those instructions. Print out number + of reads and writes. If getrusage is supported, print out number + of simulated instructins per second. + + * configure.in: Add support for --enable-sim-opcode=stupid. + * configure: Regenerate. + +Wed Nov 1 23:46:59 1995 Andrew Cagney <cagney@highland.com.au> + + * std-config (INLINE_DEVICE_TREE): Don't inline either of + device_tree.c or devices.c. There is no significant gain. + + * configure.in, Makefile.in: add --enable-sim-icache=[0-9]* and + IGEN_ICACHE macro. + +Wed Nov 1 23:46:59 1995 Andrew Cagney <cagney@highland.com.au> + + * igen.c (main), misc.h (target_a2i, i2target), misc.c: Add + functions to convert between target and igen internal bit numbers. + Make IO go through these functions. Add -b (bit size) and -h (high + bit nr) options to igen. Typical usage would be: ./igen -b 16 -h + 15 for a 16 bit instruction format with the msb given a number 15. + +Wed Nov 1 22:17:32 1995 Andrew Cagney <cagney@highland.com.au> + + * dgen.c (main): Was outputting optarg even when it was NULL. + +Tue Oct 31 23:48:33 1995 Andrew Cagney <cagney@highland.com.au> + + * vm_n.h (vm_data_map_load_N, vm_data_map_store_n), debug.h, + debug.c: Add tracing of load/store unit (virtual) with -t + load-store. + +Tue Oct 31 21:44:01 1995 Andrew Cagney <cagney@highland.com.au> + + * std-config.h (WITH_ENVIRONMENT): Add USER_ENVIRONMENT which does + not include things such as the time base and events. + + * interrupt.c, sim_calls.c, cpu.h, vm.c, configure.in: Add UEA to + all environment switches for above. + + * psim.c (psim_create): ditto - new device tree node name is + /options/environment-architecture with values user, virtual and + operating. + +Tue Oct 31 21:31:32 1995 Andrew Cagney <cagney@highland.com.au> + + * ppc-opcode-stupid: Third example of use of opcode table - this + one expands all mtspr/mfspr and branch instructions. Appears to + give about a 10% gain in performance if everything enabled. Also + takes about 150mb of swap to build. + +Wed Nov 1 10:49:48 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * emul_netbsd.c (do_exit): Print arguments and close parenthesis + if tracing, since exit doesn't go through emul_exit_call. + (do_read): Print arguments if tracing. + (do_write): Ditto. + (do_open): Ditto. + (do_break): Ditto. + (do_kill): Ditto. + (do_dup): Ditto. + (do_sigprocmask): Replace trace with printing arguments if + tracing. + (do_ioctl): Print arguments if tracing. + (do_umask): Ditto. + (do_dup2): Ditto. + (do_fcntl): Ditto. + (do_gettimeofday): Ditto. + (do_getrusage): Ditto. + (do_fstatfs): Ditto. + + * filter_filename.c: New file to provide filter_filename to strip + the directory prefix from a file. + * filter_filename.h: New include file to declare filter_filename. + + * debug.h: Include filter_filename.h. + (TRACE,DTRACE,ERROR): Use filter_filename on __FILE__. + + * misc.h: Include filter_filename.h. + (ASSERT): Use filter_filename on __FILE__. + + * igen.c (lf_print_my_prefix): Use filter_filename on the filename + argument. + + * Makefile.in: Add filter_filename support. + + * ppc-instructions (dcbi, icbi): Make these NOPs rather than + invalid instructions. + + * configure.in: Add support for more --enable-sim-* switches. + Use config.make and config.hdr to write to Makefile and config.h + respectively. Don't rewrite Makefile, just append to it. + * configure: Regenerate. + * config.{make,hdr}: New shell scripts. + + * Makefile.in: Remove all variables set by configure.in. + (psim.o): Depend on $(BUILT_SRC) also. + + * emul_netbsd.c (do_gettimeofday,do_getrusage): When comparing an + integer, use 0, not NULL. + +Tue Oct 31 15:20:04 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * configure.in: Add support for --enable-sim-inline, + --enable-sim-bswap, --enable-sim-cflags, --enable-sim-complex, + --enable-sim-switch, --enable-sim-duplicate, --enable-sim-filter, + and --enable-sim-endian switch to control various Makefile + variables. + * configure: Regenerate from configure.in. + * Makefile.in: Add various Make variables that the various + switches alter. + + * std-config.h (DEFAULT_INLINE): Don't set this to 2 if using GCC + and optimizing by default. + +Fri Oct 27 19:26:27 1995 Andrew Cagney <cagney@highland.com.au> + + * bits.h (ROTL32, ROTL64): Were functions, made them macros, now + make them functions again. Appears 2.6.3 is confused by just a + macro. + +Thu Oct 26 18:31:58 1995 Andrew Cagney <cagney@highland.com.au> + + * ppc-endian.c (SWAP_8): Fix 8 byte swap! + + * psim.c (psim_create): Not correctly checking that runtime + configuration of things like ENDIAN, ENVIRONMENT and ALIGNMENT + matched the compiled in ones. + + * debug.h (ITRACE), igen.c: Tidy up more tracing flags - + trace_semantics is now different to trace_idecode, the former + checks the cache. + +Tue Oct 24 21:54:13 1995 Andrew Cagney <cagney@highland.com.au> + + * ppc-instructions (mtsrin): Missing instruction + * ppc-instructions (mfsrin): Missing instruction + * ppc-instructions (eieio): Missing instruction + +Tue Oct 24 20:55:29 1995 Andrew Cagney <cagney@highland.com.au> + + * build-psim: New shell script - see internals for usage, + simplifies the process of building custom simulators. + +Mon Oct 23 23:48:59 1995 Andrew Cagney <cagney@highland.com.au> + + * std-config.h (SEMANTICS_INLINE): Tidy up notes on each of the + INLINE macros. Make SEMANTICS_INLINE == 1 if DEFAULT_INLINE == 2. + Don't use DEFAULT_INLINE to define REGISTERS_INLINE DEVICES_INLINE + DEVICE_TREE_INLINE or INTERRUPTS_INLINE as none of these are on + the instruction or data critical paths. + + * FIXME: devices.c/emul_netbsd.c would benefit (slightly) from + the inclusion of device_tree.c/emul_generic.c. + +Mon Oct 23 00:31:50 1995 Andrew Cagney <cagney@highland.com.au> + + * os_emul.[hc], emul_generic.[hc], emul_netbsd.[hc]: replace + system.[hc]. Start of suport for multiple emulations and + emulation state (os_emul object). + + * emul_generic.[hc]: Start of code to implement proper system call + tracing (from spy). + +Sun Oct 22 21:33:51 1995 Andrew Cagney <cagney@highland.com.au> + + * cpu.h, cpu.c (cpu_init): New function, zero the registers before + the processor is started. Fixes problem of registers being + undefined when restarting from within gdb. + + * cpu.h, cpu.c (cpu_flush_icache): New function, flushes the + instruction cache (if present). Fixes problem of cpu caching gdb + breakpoint instructions. + + FIXME: PSIM sometimes aborts calling error(), it should instead + call sim_error() say which takes care of housekeeping such as + saving the CIA before calling error. + + * NOTE: cpu_flush_cache() instead of cpu_synchronize_context() is + used when restarting a simulation because the latter has the + unwanted side effect (well I as a kernel hacker think it is) of + performing an isync when the instruction stream doesn't contain + one. + +Sun Oct 22 19:27:48 1995 Andrew Cagney <cagney@highland.com.au> + + * mon.h (new), mon.c (new), std-config.h (WITH_MON): Performance + monitoring module. Counts both instructions issued and + load/stores. + + * NOTE: mon does not contain to count instruction loads as this + information is already available from the mon_issue() hook. + + * igen.c (lf_print_c_semantic), vm_n.h: Add counting code. + + * psim.h, psim.c (psim_create), cpu.h, cpu.c (cpu_create): Attach + a common monitor to each of the cpus. Delete + cpu_increment_number_of_insns() and cpu_get_number_of_insns() + replaced by copied code in mon.[hc]. + +Sun Oct 22 18:42:45 1995 Andrew Cagney <cagney@highland.com.au> + + * sim_calls.c, main.c, psim.c (psim_create): always create + `WITH_SMP' cpus. The actual number of CPU's active in a + simulation run is taken from the device node: /init/smp (an + integer). WITH_SMP changed to 2 (remember to put it back to 0). + +Fri Oct 20 17:26:54 1995 Andrew Cagney <cagney@highland.com.au> + + * system.c: More system call emulation. If code appears NetBSD + specific, make conditional to being compiled on a NetBSD system + (sigh). + +Wed Oct 18 23:02:20 1995 Andrew Cagney <cagney@highland.com.au> + + * Makefile.in, gen.c(delete), igen.c(new), dgen.c(new), + lf.[ch](new), table.[ch](new): Split into two generators - igen + that outputs the instruction tables and dgen that outputs the spr + tables. Add -f (filter out) flag to igen to filter out certain + instructions (ex 64 bit ones) from the created tables. Include + $(LIBIBERTY_LIB) in link options in case host lacks some libc + functions. + + * NOTE: igen, since it was originally written for the + PowerPC/RS6000, things the MSB is 0 and the LSB is 63{31}. + + * Makefile.in, std-config.h, ppc-cache-rules(new), + ppc-opcode-complex(new), ppc-opcode-simple(new): (for igen) Create + cache-rule and opcode-rule tables from macros found std-config.h. + Delete corresponding macro's from std-config.h. + + * igen.c (gen_itable_c, gen_itable_h), Makefile.in: code to output + an table of all the instructions. Code to output a type + enumerating all the instructin names. + + * igen.c(lf_print_c_semantic): Move call to increment instruction + counter so that it occures _after_ the instruction has been fully + validated, was double counting illegal/invalid instructions. Add + conditional so only compiled in when WITH_PROFILE enabled (enabled + by default). + + * igen.c, cpu.h, cpu.c(cpu_increment_number_of_insns): Include + itable.h, count individual instruction types not just total, + adjust reporting functions to output this. + + * ppc-instructions (64 bit Load Doubleword with Update Indexed): + Had 32./ instead of 31./ + + * ppc-instructions (64 bit Store Double Word Conditional Indexed): + bitrot - updated to use newer CR register operators. + + * ppc-instructions (64bit Floating Convert from Integer + Doubleword): Correct call to Round_Float(). + +Mon Oct 16 00:31:20 1995 Andrew Cagney <cagney@highland.com.au> + + * basics.h: #include "sim_callbacks.h" earlier so that its + prototypes are declared in all other header files. + + * bits.h, bits.c, idecode_expression.h (ROTL32, ROTL64): Update + doc in bits.h, remove dead code in bits.c, move ROTL32/ROTL64 into + bits.h. + + * cpu.c(cpu_add_commas), device_tree.h, device_tree.c(scand_*): + Add size of buffer argument to functions writing a string into a + buffer. Check for buffer overflow. + +Sun Oct 15 22:16:11 1995 Andrew Cagney <cagney@highland.com.au> + + * devices.h, devices.c, debug.h, debug.c: add macro's for tracing + of each device. Make parameter names consistent so macros work. + Use macro's in device functions. + + * device_tree.c, devices.h, devices.c: include path to device in a + devices node when creating it. + + * device_tree.c, debug.h, debug.c: Add tracing of `device-tree'. + + * core.c: add tracing of core-device, adjust parameter names in + core functions to be consistent with those in devices*. + +Sun Oct 15 20:33:20 1995 Andrew Cagney <cagney@highland.com.au> + + * debug.h, debug.c (trace_option): New function. Parses the trace + option, updating the trace array. + + * debug.h, debug.c (trace_usage): New function. Outputs the list + of all possible trace options. + + * sim_calls.c (sim_open), main.c (main): Use new trace_option() to + parse trace options specified with the simpler -t flag. Adjust + usage. + + * FIXME: basic parsing of command line options is still duplicated + by main.c and sim_calls.c + +Thu Oct 26 10:42:28 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * Makefile.in (clean): Delete *.i and *.out files. + + * ppc-endian.c (SWAP_n): Add SET argument to allow use of SWAP + macros for either assignment or return. Fix SWAP_8 to use a + union, and two SWAP_4's. Delete SWAP_N, since nobody uses it now. + (ENDIAN_N): Add SET argument to SWAP_n calls. Delete macro defs + that hardwired swapping on/off, let optimizer delete dead code. + + * main.c (main): Add printf that we caught a signal and print out + the failing address. + +Thu Oct 19 21:43:39 1995 Fred Fish <fnf@fishfood.amigalib.com> + + * Makefile.in: Remove tabs from otherwise empty line. + Confuses many non-GNU versions of "make". + +Wed Oct 18 08:51:25 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * Makefile.in (clean): Delete files produced by gen. + +Mon Oct 16 17:34:24 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * gen.c (lf_print_c_semantic_function): Move counting # of + instructions here so it works with caching. + (gen_idecode_c): Move from here. + +Wed Oct 11 17:13:15 1995 Andrew Cagney <cagney@highland.com.au> + + * gen.c, ppc-instructions, psim.c: Fix code for generating + cracking instruction cache. Delete the code that cached just the + result from doing an instruction lookup - this ran slower than no + cache at all. + +Fri Oct 13 09:58:43 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * Makefile.in (gen.o): Include $(INLINE_CFLAGS). + + * debug.h (ppc_trace): Rename from trace, to avoid a conflict with + TCL when gdb is linked with the simulator. + * debug.c (ppc_trace): Ditto. + * sim_calls.c (sim_open): Change trace -> ppc_trace. + * main.c (main): Ditto. + + * cpu.c (cpu_add_commas): Remove extra static. + +Thu Oct 12 11:35:53 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * Makefile.in (psim.o): Now that inlines are turned on, make + psim.o depend on all sources. + + * cpu.c (cpu_add_commas): New function to format a long with + commas. + (cpu_print_info): Use it to print number_of_insns. + + * ppc-endian.c (SWAP_n): New macros to speed up byte swapping for + 2, 4, and 8 bytes. + (ENDIAN_N): If both target and host byte orders are known, don't + bother testing CURRENT_{TARGET,HOST}_BYTE_ORDER. + + * ppc-endian.h (target specific H2T_n/T2H_n macros): Remove #if 0 + to allow target specific H2T_n/T2H_n macros to be used. + (htonl, ntohl): If compiled on a 486 by GCC and WITH_BSWAP is + non-zero, redefine the htonl/ntohl macros to use the BSWAP instead + of the 3 instruction sequence that runs on 386s. + + * std-config.h (WITH_{HOST,TARGET}_BYTE_ORDER): Don't override if + specified on the compile line. + (WITH_BSWAP): If not defined, define as 0. + + * Makefile.in (INLINE_CFLAGS): Add -DDEFAULT_INLINE=2 to add + default inline support. Pass INLINE_CFLAGS when compiling. + + * devices.{h,c} (unimp_device_ioctl): Use STATIC_DEVICES, not + INLINE_DEVICES since GCC doesn't like inline functions that + accept variable arguments. + (stack_ioctl_callback): Make function just static because GCC + doesn't like inline functions that accept variable arguments. + + * devices.h (STATIC_DEVICES): Define as empty if not defined. + + * inline.c: Correct pathnames of included C files to match current + implementation. + + * inline.h (STATIC_DEVICES): If DEVICES_INLINE is defined to be + non-zero, define STATIC_DEVICES to be static. + + * std-config.h (INLINE): If GNU C and optimizing, define this as + __inline__. + (DEFAULT_INLINE): If not defined, define as 0. + (ENDIAN_INLINE): If not defined, define as DEFAULT_INLINE. + ({CORE,VM,CPU,EVENTS,REGISTERS,INTERRUPTS}_INLINE): Ditto. + ({SPREG,IDECODE}_INLINE): Ditto. + +Wed Oct 11 17:13:15 1995 Andrew Cagney <cagney@highland.com.au> + + * ppc-instructions: Initial cut of floating point suport added. + Of note include - use of host IEEE floating point instructions, + use of PowerPC manual pseudo code to handle the FPSCR. It is not + currently a pretty sight. + + * memory_map.h, memory_map.c, memory_map_n.h, core.h, core.c: + merge into core.h, core.c, core_n.h. The type memory_map replaced + with core_map. This removes a level of pointer indirection when + translating an address. + + * memory_map.h, memory_map.c, memory_map_n.h: delete. + + * Makefile.in et.al (sorry): tweek to use new core, core_map and + core.h. + +Wed Oct 11 12:10:26 1995 Andrew Cagney <cagney@highland.com.au> + + * sim_calls.c, main.c: Add -g (trace_gdb) option, add tracing to + most of the other functions in sim_calls.c. + + * basics.h (CONCAT3), memory_map.c, memory_map_n.h, Makefile.in: + Add macros to better cover up `generic' code. Makes it possible + to step through the generic code! + + * vm.c, vm_n.h, Makefile.in: ditto + +Tue Oct 10 15:42:59 1995 Andrew Cagney <cagney@highland.com.au> + + * devices.h, devices.c, memory_map.h, memory_map.c: Changed + callback interface so that there is a read/write buffer but no + read/write_word. VEA default memory read/write handler sometimes + couldn't resolve an access and of those some were for a memory + fault and some were because gdb was making a bogus request. + + * devices.h, devices.c, memory_map.h, memory_map.c, vm.h, vm.c: + eliminate transfer_mode (raw or cooked) parameter from read/write + buffer. + +Fri Oct 6 20:23:56 1995 Andrew Cagney <cagney@highland.com.au> + + * ppc-instructions (fmul, fmuls): correct instruction format - had + FRB instead of FRC. + +Wed Oct 4 17:31:12 1995 Andrew Cagney <cagney@highland.com.au> + + * psim.c, device_tree.h, device_tree.c, devices.c (printd_*, + scand_*): new functions to parse/print fields in device names + while hiding any machine dependency. + + * devices.c, psim.c: Change the stack init code so that it is + handled by a device. Arguments passed across using a device ioctl + (hack). + + * devices.h, devices.c: device ioctl callback changed to allow a + variable number of arguments. This gives greater flexability and + greater chance of bugs. + +Tue Oct 3 22:01:56 1995 Andrew Cagney <cagney@highland.com.au> + + * main.c (printf_filtered, error): Missing va_end() to close off + variable argument use. + + * Makefile.in (tmp-gencode): comment out hack to get around some + versions of make not handling files being created as side-effects. + + * gen.c (lf_open): Add -n (real_file_name) option. Specifies an + alternative file name to use in output files for things like #line + macros. + + Makefile.in (tmp-gencode): Use gen -n so that debug info is + correct. + + * Makefile.in (TARGETLIB): Use this instead of libsim.a in the + Makefile. + +Sat Oct 7 22:40:59 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * sim_calls.c (sim_set_callbacks): Define new function. + +Fri Oct 6 17:23:10 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * psim.c (psim_print_info): Print exit status or signal number. + +Mon Oct 2 11:46:37 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * cpu.c (struct _cpu): Add number_of_insns field to trace how many + instructions are executed. + (cpu_increment_number_of_insns): New function to increment the + number of instructions issued. + (cpu_get_number_of_insns): New function to return the number of + instructions issued. + (cpu_print_info): New function to print cpu related information. + At present, print the number of instructions executed. + + * gen_idecode_c: Emit call to cpu_increment_number_of_insns within + idecode_issue. + + * psim.c (psim_print_info): New function to iterate over each of + the CPU's calling cpu_print_info. + + * psim.h,cpu.h: Add new declarations. + + * sim_calls.c (sim_open): Add argument processing to add the same + switches main.c accepts for the standalone processor. + (sim_close): Call psim_print_info if -I. + + * main.c (main): Add comment saying to update sim_calls.c when + adding switches. Add -I to call psim_print_info when done. + (usage): Update usage message. + +Sun Oct 1 13:52:59 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * main.c (printf_filtered): Correct to match new prototype. + +Sat Sep 30 20:47:05 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * sim_callbacks.h (printf_filtered): Correct prototype. + +Thu Sep 21 16:26:49 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * device_tree.c (OEA_MEMORY_SIZE): Define if not defined to + 0x100000. + (clayton_memory_size): Define as OEA_MEMORY_SIZE. + + * std-config.h (WITH_TRACE): Default to 1 now. + + * psim.c (write_stack_arguments): Don't write any stack arguments + if OEA. + + * main.c (main): Switch to using getopt. Make -p also set + trace_semantics. Make -a turn on all trace flags. Make -C turn + on console tracing. + + * device_tree.c (create_option_device_node): Assume a program is + OEA if the start address is < 4096, not just == 0. + +Wed Sep 20 13:36:06 1995 Ian Lance Taylor <ian@cygnus.com> + + * Makefile.in (maintainer-clean): New synonym for realclean. + +Sun Sep 10 10:23:56 1995 Michael Tiemann <tiemann@axon.cygnus.com> + + * registers.c (register_description): Add gdb synonyms for cr + (cnd) and msr (ps). + +Fri Sep 8 13:16:10 1995 Ian Lance Taylor <ian@cygnus.com> + + * Makefile.in (install): Don't install in $(tooldir). + + * configure.in: Call AC_CONFIG_HEADER. Don't try to use + bfd/hosts/*.h file or bfd/config/*.mh file. Call AC_PROG_CC and + AC_PROG_RANLIB. Substitute in values for CFLAGS, HDEFINES, AR, + and CC_FOR_BUILD. Call AC_CHECK_HEADERS for various header files. + Touch stamp.h if creating config.h. + * configure: Rebuild. + * config.in: New file, created by autoheader. + * Makefile.in (AR): Define as @AR@. + (CC): New variable, defined as @CC@. + (CFLAGS): Define as @CFLAGS@. + (CC_FOR_BUILD): New variable, defined as @CC_FOR_BUILD@. + (RANLIB): Define as @RANLIB@. + (HDEFINES, TDEFINES): New variables. + (@host_makefile_frag@): Remove. + (mostlyclean): Make the same as clean, not distclean. + (clean): Remove config.log. + (distclean): Remove config.h and stamp-h. + (Makefile): Don't depend upon @frags@. Just rebuild Makefile when + invoking config.status. + (config.h, stamp-h): New targets. + (gen, gen.o): Build with CC_FOR_BUILD, not CC. + (ppc-config.h): Rename from old config.h build. + * (basics.h,gen.c,ppc-endian.c,psim.c): Include ppc-config.h. + +Fri Sep 8 09:51:03 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * configure{,.in}: Don't include sysdep.h from bfd, since bfd no + longer provides it. + * basics.h (sysdep.h): Don't include it. + * Makefile.in (BASICS_H): Remove sysdep.h. + +Wed Sep 6 13:25:42 1995 Andrew Cagney <cagney@highland.com.au> + + * core.c (core_add_data): First growth of bss was being put at + wrong address (0) instead of &end. + + * core.c (core_add_stack, core_add_data): Was not handling case + where bss/stack is grown across the current end-of-{bss,stack}. + +Wed Sep 6 00:46:10 1995 Andrew Cagney <cagney@highland.com.au> + + * system.c (system_call): Fix SYS_break - was aligning bss to a + page boundary instead of just an 8 byte one; On first call sbrk(0) + != sbrk(0). + +Thu Aug 24 14:48:54 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * Makefile.in (install): Fix install rule. + +Tue Aug 22 09:31:18 1995 Michael Meissner <meissner@tiktok.cygnus.com> + + * system.c (system_call): Add read support. + + * main.c (main): -t sets trace_device_tree. Correct usage message + to current reality. + + * device_tree.c (update_memory_node_for_section): Make tracing + output line up. If not code or readonly, assume that the section + is a data section and has read/write permissions. Add readonly + support. + + * core.c (create_core_from_addresses): Print end address in traces + and make tracing output line up. + + * Makefile.in: Rewrite from Makefile to work with the Cygnus + environment, and support compiling in a different directory than + the sources reside in. + + * ppc-endian.h: Rename from endian.h so that it doesn't get + confused with /usr/include/sys/endian.h on Linux. Add Linux + endian support. + + * ppc-endian.c: Rename to be consistant with ppc-endian.h. + Include ppc-endian.h, not endian.h. + + * basics.h (sysdep.h): Include sysdep.h that configure makes. + Include ppc-endian.h, not endian.h. + + * std-config.h: Rename from ppc-config. Put #ifndefs around most + configuration macros, so they can be overridden via CFLAGS. By + default, turn off tracing. + + * configure.in: Clone from other simulator targets. + * configure: Generate via autoconf from configure.in. + +Sat Aug 19 09:05:32 1995 Andrew Cagney <cagney@highland.com.au> + + * ppc-instructions: fix srawi (was geting XER[CA] real wrong). + + * interrupts.c (data_storage_interrupt): allow stack to grow by + upto one MB per increment. + + * ppc-instructions: divw was computing rA / rA not rA / rB + + * main.c (main): really stupid. Wasn't exiting with correct status + +Fri Aug 18 00:38:01 1995 Andrew Cagney <cagney@highland.com.au> + + * system.c (system_call): add system calls kill(2) and getpid(2). + + * main.c (main): Check/return exit status when simulation + finishes. + +Thu Aug 17 14:29:18 1995 Andrew Cagney <cagney@highland.com.au> + + * device_tree.c (create_option_device_node): Alignment rules (at + least for the moment) now are for strict alignment only for LE OEA + mode. (Because of compiler problems). + + * system.c (system_call) SYS_exit: Wasn't exiting with correct status. + +Thu Aug 17 01:16:38 1995 Andrew Cagney <cagney@highland.com.au> + + * vm.c (DEFINE_VM_DATA_MAP_WRITE_N): For miss aligned transfer + forgot to return. + + * system.c (system_call): didn't page align break argument before + determining increment break increment. + + * psim/ppc: Re-arange entire directory structure so that + everything lives in the one directory. While a pain for cleaning, + makes building across multiple architectures much simpler. + + * devices.c, device_tree.c: Added code that provides a simple + illustration of how an interrupt control device could be + implemented. + + * devices.c: Added code so that the dumb console device can read + (from stdin) as well as write to stdout. |