* pthread_stop_world.c (GC_is_thread_suspended): New function.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@124081 138bc75d-0d04-0410-961f-82ee72b054a4

	* boehm-gc/include/private/gcconfig.h: use LINUX_STACKBOTTOM so
	it works with Linux 2.6, reactivate MPROTECT_VDB
	* boehm-gc/pthread_stop_world.c: save all register
	on signal entry

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@121606 138bc75d-0d04-0410-961f-82ee72b054a4

        routine if signal is received and thread is flagged SUSPENDED.
        (suspend_self): New function.
        (GC_suspend_thread): New function.
        (GC_resume_thread): New function.
        * include/gc.h (GC_suspend_thread): Declare.
        (GC_resumet_thread): Declare.
        * include/private/pthread_support.h (SUSPENDED): New GC_thread
        flag.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@114869 138bc75d-0d04-0410-961f-82ee72b054a4

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@110204 138bc75d-0d04-0410-961f-82ee72b054a4

	  GC disabled, correctly convert GC_finalizer_mem_freed to byte,
  	  total_size to words.
  	* dyn_load.c (win32 GC_register_dynamic_libraries): Consider only
	  MEM_IMAGE regions.
  	* mach_dep.c (GC_with_callee_saves_pushed): separate into new function,
	  and indent appropriately.
  	* mark_rts.c (GC_approx_sp): Access stack.
	* pthread_stop_world.c: (GC_suspend_handler): Explicitly push
	  callee-saves registers when appropriate.
  	  (GC_stop_world): Handle EINTR from sem_wait (sync with Mono GC).


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@94776 138bc75d-0d04-0410-961f-82ee72b054a4

which included commits to RCS files with non-trunk default branches.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@85900 138bc75d-0d04-0410-961f-82ee72b054a4

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@69872 138bc75d-0d04-0410-961f-82ee72b054a4