* vm_core.h (rb_thread_t): new member machine_stack_maxsize and

  machine_register_stack_maxsize.

* gc.c (rb_gc_stack_maxsize): new global variable for the thread size
  of the main thread.
  (STACK_LEVEL_MAX): use machine_stack_maxsize of current thread.
  (ruby_stack_check): check IA64 register stack.
  (ruby_set_stack_size): set rb_gc_stack_maxsize.
  (Init_stack): set rb_gc_stack_maxsize.

* thread_pthread.ci (native_thread_create): initialize
  th->machine_stack_maxsize and th->machine_register_stack_maxsize.

* vm.c (Init_BareVM): initialize th->machine_stack_maxsize and
  th->machine_register_stack_maxsize.

* thread_win32.ci (native_thread_create): initialize
  th->machine_stack_maxsize.  not tested.  just a guess at all.

[ruby-dev:32604]



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14235 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 0 deletions

diff --git a/vm_core.h b/vm_core.h
index c2c1420df5..a104778b44 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -431,9 +431,11 @@ struct rb_thread_struct
     /* for GC */
     VALUE *machine_stack_start;
     VALUE *machine_stack_end;
+    size_t machine_stack_maxsize;
 #ifdef __ia64
     VALUE *machine_register_stack_start;
     VALUE *machine_register_stack_end;
+    size_t machine_register_stack_maxsize;
 #endif
     jmp_buf machine_regs;
     int mark_stack_len;