Bob Wilson [Fri, 30 Dec 2005 23:34:00 +0000 (23:34 +0000)]
include:
* xtensa-config.h (XCHAL_HAVE_WIDE_BRANCHES): New.
gas:
* config/tc-xtensa.c (op_placement_info_struct): Delete single,
single_size, widest, and widest_size fields. Add narrowest_slot.
(xg_emit_insn_to_buf): Remove fmt parameter and compute it here.
Use xg_get_single_slot to find the slot.
(finish_vinsn): Use emit_single_op instead of bundle_single_op.
(bundle_single_op): Rename this to....
(bundle_tinsn): ...this function, which builds a vliw_insn but does
not call finish_vinsn.
(emit_single_op): Use bundle_tinsn instead of bundle_single_op.
(relax_frag_immed): Get num_slots from cur_vinsn.
(convert_frag_narrow): Update call to xg_emit_insn_to_buf.
(convert_frag_immed): Likewise. Also, get num_slots from cur_vinsn.
(init_op_placement_info_table): Set narrowest_slot field. Remove
code for deleted fields.
(xg_get_single_size): Return narrowest_size field, not single_size.
(xg_get_single_format): Return narrowest field, not single.
(xg_get_single_slot): New.
(tinsn_to_insnbuf): Rewrite to use tinsn_to_slotbuf.
* config/xtensa-relax.c (widen_spec_list): Add wide branch relaxations.
(transition_applies): Check wide branch option availability.
* fhandler_tty.cc (fhandler_tty_common::__acquire_output_mutex): Use strace
method rather than accessing field directly.
(fhandler_tty_common::__release_output_mutex): Ditto.
*** cygwin DLL Changes:
* child_info.h (CURR_CHILD_INFO_MAGIC): Reset.
(child_info::dwProcessId): Delete.
(child_info::straced): New variable.
(child_info::handle_fork): New member function.
* dcrt0.cc (in_forkee): New global variable.
(__cygwin_user_data::forkee): Mark as obsolete.
(do_global_ctors): Use in_forkee rather than user_data->forkee.
(get_cygwin_startup_info): Ditto. Deal with new straced field to allow strace
to deal with children of attached processes.
(initial_env): Accommodate changes to strace::hello.
(child_info_fork::handle_fork): Rename from plain old 'handle_fork'. Move
alloc_stack() call elsewhere.
(dll_crt0_0): Fill out more of user_data. Reference handle_fork via fork_info.
Add some debugging output.
(_dll_crt0): Don't wait for sync thread if sync_startup is invalid. Zero
sync_startup here. Call alloc_stack() here, if appropriate.
(dll_crt0_1): Use in_forkee rather than user_data->forkee.
(dll_crt0): Ditto.
* malloc_wrapper.cc (malloc_init): Ditto.
* dll_init.cc (in_forkee): Remove local static version of this variable.
(dll_list::load_after_fork): Don't set in_forkee here.
* external.cc (cygwin_internal): Use strace method rather than accessing field
directly.
* fhandler.cc (fhandler_base::read): Ditto.
* fhandler_tty.cc (fhandler_tty_common::__acquire_output_mutex): Ditto.
* fork.cc (frok::parent): Invoke strace write_childpid to communicate with
potential strace.
(child_copy): Add more detail to debugging output.
* init.cc (calibration_id): New static variable.
(prime_threads): Set sync_startup to invalid handle if we already know about
thread_func_ix. Use static calibration_id to hold calibration thread id.
* munge_threadfunc (munge_threadfunc): Don't try to debug if we don't find
threadfunc_ix.
(dll_entry): Avoid calling munge_threadfunc and _cygtls::remove on non-cygwin
threads invoked during process startup.
* pinfo.cc (set_myself): Always call strace.hello here regardless of DEBUGGING.
* sigproc.cc (child_info::child_info): Remove spurious handling of dwProcessId.
Set straced as appropriate.
* spawn.cc (spawn_guts): Rename ciresrv to ch. Invoke strace write_childpid to
communicate with potential strace.
* strace.cc: Include child_info.h.
(strace::hello): Remove inited test. Use active() method to test if strace has
been activated. Handle case where we are started before
(mypid): New function.
(strace::vsprntf): Try to deal more intelligently with case where progname may
not be filled out. Put pid in parentheses if it is a windows pid rather than a
cygwin pid. myself has been filled out.
(strace::write_childpid): New function for notifying strace about the creation
of children.
(strace::vprntf): Use strace method rather than accessing field directly.
(strace_printf): Ditto.
(strace::wm): Ditto.
* winsup.h (in_forkee): Declare.
* include/sys/strace.h (strace::write_childpid): Declare new function.
(strace::attached): Define new function.
(strace::active): Ditto.
(strace::active_val): Ditto.
(_STRACE_ON): Delete.
(_STRACE_OFF): Ditto.
(define_strace0): Use strace method rather than accessing field directly.
(strace_printf_wrap): Ditto.
(strace_printf_wrap1): Ditto.
*** cygwin utils changes:
* strace.cc (nprocesses): Make static global.
(quiet): New variable.
(strace_active): Ditto.
(add_child): Increment nprocesses here. Don't add a child if it is already
added (windows bug?). Report on child if not quiet.
(get_child): Just return NULL if child not found.
(remove_child): Report on child if not quiet.
(attach_process): Don't complain if given a windows process. Use windows pid
in error.
(handle_output_debug_string): Issue error if trying to manipulate a process
that we don't know about. Handle _STRACE_CHILD_PID - attach to reported child
when we get this.
(proc_child): Move nprocesses to file scope. Report on exceptions.
(longopts): Implement "--quiet".
(opts): Implement "-q".
(main): Manipulate quiet flag.
* utils.sgml (strace): Add words describing '-q'.
Corinna Vinschen [Tue, 27 Dec 2005 20:07:59 +0000 (20:07 +0000)]
* exceptions.cc (interruptible): New function, code stripped from
_cygtls::interrupt_now.
(_cygtls::handle_exceptions): Handle STATUS_DATATYPE_MISALIGNMENT as
SIGBUS error. Differ between unmapped memory (SEGV_MAPERR) and access
violation (SEGV_ACCERR) in case of STATUS_ACCESS_VIOLATION. Write
kernel log message in case of uncatched STATUS_ACCESS_VIOLATION.
(_cygtls::interrupt_now): Just call interruptible now instead of
evaluating interruptibility here.
* dcrt0.cc (__api_fatal): Simplify to just use strace mechamisms.
(do_exit): Move minimal_printf...
* pinfo.cc (pinfo::exit): ...into here.
* strace.cc (strace::vprntf): Guarantee output to the console when
system_printf/api_fatal.
* heap.cc (heap_init): Wait a second before issuing an error when
ERROR_INVALID_ADDRESS since this is probably due to a CTRL-C handler sneaking
in, using the memory that we want to use for the heap, and, eventually exiting.
* cygtls.cc (_cygtls::handle_threadlist_exception): Make an error fatal.
* cygtls.h (sockaddr_in): Use header rather than defining our own structure.
* exceptions.cc (_cygtls::interrupt_setup): Use exact contents of sa_mask
rather than assuming tht current sig should be masked, too.
(_cygtls::call_signal_handler): Use more aggressive locking.
* gendef (_sigbe): Wait until later before releasing incyg.
(_sigreturn): Remove more arguments to accommodate quasi-sa_sigaction support.
(_sigdelayed): Push arguments for sa_sigaction. More work needed here.
* signal.cc (sigaction): Implement SA_NODEFER.
* tlsoffsets.h: Regenerate.
* sigproc.cc (wait_sig): Use default buffer size of Windows 9x complains.
* pinfo.cc (_onreturn::dummy_handle): Remove.
(_onreturn::h): Make this a pointer.
(_onreturn::~_onreturn): Detect whether pointer is NULL rather than value is
NULL.
(_onreturn::_onreturn): Set h to NULL initially.
(_onreturn::no_close_p_handle): Set h to NULL.
(winpids::add): Initialize onreturn with value from p.hProcess immediately.
* fork.cc (fork): Honor error return from sig_send. Don't continue with fork
if we couldn't suspend signals.
* sigproc.cc (sig_send): Set sigCONT event when we see __SIGNOHOLD.
(wait_sig): Remove holding_signals. Create pipe with a buffer which will
theoretically cause blocking if there is nothing reading on the pipe. Wait for
sigCONT at end of loop when we have a __SIGHOLD.
* pinfo.cc (pinfo::init): Clarify comment slightly.
(_onreturn): New helper class.
(winpids:add): Remove copied stuff. Try to put process handle into pinfo in
question and use _onreturn class to control when to close it.
(winpids::release): Remove use of copied array. Free procinfo when hProc is
NULL. Otherwise call release and call CloseHandle on hProc.
* pinfo.h (winpids::copied): Remove throughout class.
* cygheap.cc (init_cygheap::manage_console_count): Revert previous change.
Handle this a different way.
* external.cc (cygwin_internal): Accommodate extra hook_or_detect_cygwin
argument.
* hookapi.cc (cygwin_internal): Fill in subsys variable with the subsystem of
the executable.
* spawn.cc (av::iscui): New variable.
(spawn_guts): Hide window when we don't have a console and this isn't
NT/XP/2003.
(av::fixup): Set iscui flag.
* winsup.h (hook_or_detect_cygwin): Accommodate extra argument.
Corinna Vinschen [Wed, 21 Dec 2005 13:01:27 +0000 (13:01 +0000)]
* fhandler_disk_file.cc (fhandler_base::fstat_helper): Fix inode number
debug output.
(fhandler_disk_file::fchown): Always set sensible permission values
when creating the ACL for symlinks.
Paolo Bonzini [Tue, 20 Dec 2005 17:21:57 +0000 (17:21 +0000)]
2005-12-20 Paolo Bonzini <bonzini@gnu.org>
Revert Ada-related part of the previous change.
* Makefile.def (ADAFLAGS, BOOT_ADAFLAGS, ADAFLAGS_FOR_TARGET):
Do not pass.
* Makefile.tpl (BOOT_ADAFLAGS): Do not define.
* Makefile.in: Regenerate.
* configure.in: Do not include mt-ppc-aix target fragment.
* configure: Regenerate.
config:
2005-12-20 Paolo Bonzini <bonzini@gnu.org>
* cygtls.h (_cygtls::interrupt_now): Subsume interruptible().
(interruptible): Delete.
(setup_handler): Remove interruptible call and just use return from
interrupt_now.
* fhandler.h (set_console_state_for_spawn): Add an argument to the declaration.
* fhandler_console.cc (set_console_state_for_spawn): Ditto for the definition.
Only set invisible console for non-cygwin process. Remove debugging leftover.
* spawn.cc (spawn_guts): Pass argument denoting whether this is a cygwin
process to set_console_state_for_spawn and only call this function when
exec'ing.
* fhandler.h (fhandler_pipe::fixup_in_child): Declare new function.
(fhandler_console::invisible_console): Declare new variable.
(fhandler_console::need_invisible): Ditto.
(fhandler_console::has_a): Ditto.
* fhandler_console.cc (set_console_state_for_spawn): Eliminate return value.
Set up an invisible console if necessary prior to spawning.
(fhandler_console::invisible_console): Define.
* fhandler_tty.cc (fhandler_tty_slave::open): Use
fhandler_console::invisible_console to setup an invisible console.
* pipe.cc (fhandler_pipe::fixup_in_child): Define new function from
fixup_after_exec.
(fhandler_pipe::fixup_after_exec): Use fixup_in_child when appropriate.
(fhandler_pipe::fixup_after_fork): Ditto.
* spawn.cc (handle): Reorganize and modernize a little.
(spawn_guts): Rely on set_console_state_for_spawn to set the console into the
right state but don't create the process with "detached" flag if we have no
controlling tty since that confuses 'cmd'.
* dtable.cc (dtable::stdio_init): Don't set console as controlling terminal if
we have an invisible console.
* sigproc.cc (child_info::sync): Use correct name in ForceCloseHandle1.
* include/sys/dirent.h: Change __deprecated_d_ino to __invalid_d_ino throughout
to make things a little clearer.
* dir.cc (readdir_worker): Reflect above change.
* winsup.h (child_copy): Change prototype to match new functionality.
* cygheap.cc (cygheap_fixup_in_child): Accommodate new child_copy arguments.
* dcrt0.cc (dll_data_start): Move definition here from fork.
(dll_data_end): Ditto.
(dll_bss_start): Ditto.
(dll_bss_end): Ditto.
(handle_fork): New function. Called when forked to deal with fork issues and
copy data to this process from the parent.
(dll_crt0_0): Call handle_fork when _PROC_FORK condition.
(dll_crt0): Don't copy user_data when we've forked. Don't zero first element
of main_environment ever.
(cygwin_dll_init): Ditto.
* fork.cc (child_copy): Rename from fork_copy and change arguments so that each
pair of things to copy gets its own descriptor.
(frok::child): Remove fixup_mmaps_after_fork call here. Move to handle_fork in
dcrt0.cc.
(frok::parent): Use child_copy rather than fork_copy and accommodate changes in
parameters.
* exceptions.cc (setup_handler): Delay test of whether we're locked until after
GetThreadContext has been called since there are apparently cases where
SuspendThread does not cause an immediate thread suspension.
* libc/include/stdint.h: Prefer long over int for int32_t.
Use __have_long32 to set up int32_t.
* libc/include/inttypes.h: Use "#if xxx" instead of "#ifdef xxx"
(Sync with stdint.h).
Corinna Vinschen [Wed, 14 Dec 2005 15:54:33 +0000 (15:54 +0000)]
* fhandler.cc (fhandler_base::open_9x): Handle O_SYNC and O_DIRECT
flags.
(fhandler_base::open): Ditto.
* fhandler_floppy.cc (fhandler_dev_floppy::open): Don't allocate devbuf
in O_DIRECT case.
* fhandler_raw.cc (fhandler_dev_raw::ioctl): Don't allow buffer
changes in O_DIRECT case. Allow returning a buffer size 0, which
indicates O_DIRECT.
* fhandler_tape.cc (fhandler_dev_tape::open): Use O_SYNC flag to
hand down the !buffer_writes case. Don't allocate devbuf in O_DIRECT
case.
(fhandler_dev_tape::raw_read): Don't mess with devbuf if it's NULL.
* include/fcntl.h: Define _FDIRECT, O_DIRECT, O_DSYNC and O_RSYNC.
* include/cygwin/version.h: Bump API minor version.
* times.cc (systime): Correct precision referenced in comment.
* fhandler_tty.cc (fhandler_tty_slave::open): Don't free original windows
station since that will cause strange problems displaying fonts. Reset windows
station to original station after creating console.
* times.cc (hires_ms::usecs): Only reprime when calculated time is less than
system time.
* pinfo.cc (size_copied): New convenience macro.
(winpids::add): Alias the element that we are working on for slightly better
clarity. Honor the "make_copy" flag.
(winpids::release): Free and zero procinfo field if it was allocated via
malloc.
(winpids::~winpids): Free copied array.
* pinfo.h (class pinfo): Make winpids class a friend.
(winpids::make_copy): New field.
(winpids::copied): New array.
(winpids::reset): Reset npids after releasing pinfos or suffer a memory leak.
(winpids::winpids): Try harder to allocate all fields in the class.
Corinna Vinschen [Mon, 12 Dec 2005 12:18:14 +0000 (12:18 +0000)]
* fhandler_proc.cc (format_proc_uptime): Drop usage of GetSystemTimes.
Use NtQuerySystemInformation to evaluate uptime and idle_time from
all CPU's processor times. Fallback to GetTickCount.
Corinna Vinschen [Mon, 12 Dec 2005 10:00:32 +0000 (10:00 +0000)]
* mmap.cc (gen_create_protect): Always generate WRITECOPY protection
for private maps.
(fixup_mmaps_after_fork): Fix calculation of WRITECOPY protection for
VirtualProtect. Add some words to the comment.
* fhandler_socket.cc (fhandler_socket::recvfrom): Mask flags with
MSG_WINMASK for Windows socket calls.
(fhandler_socket::recvmsg): Ditto.
(fhandler_socket::sendmsg): Ditto.
* hires.h (hires_ms::initime_ms): Delete.
(hires_ms::initime_us): Just define as LONGLONG.
(hires_ms::uptime): New function.
* select.cc (select_stuff::wait): Use gtod for timing to attempt to avoid
windows 32 bit wraparound.
* times.cc (systime): New function.
(times): Replace GetTickCount with gtod.uptime.
(hires_us::prime): Use systime() to calculate system time rather than calling
GetSystemTimeAsFileTime directly.
(hires_ms::prime): Ditto. Eliminate initime_ms.
(hires_ms::usecs): Try harder to detect wraparound.
* fhandler_proc.cc (format_proc_partitions): Set drive_size to zero to avoid a
compiler warning.
git://sourceware.org / newlib-cygwin.git / log