vm.c, vm_insnhelper.h: export symbols of VM serials

This change is for future JIT compiler introduction.
See r60231 for the purpose.

[close GH-1721]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60235 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

vm.c

@@ -295,10 +295,6 @@ static VALUE vm_invoke_bmethod(rb_thread_t *th, rb_proc_t *proc, VALUE self,
 static VALUE vm_invoke_proc(rb_thread_t *th, rb_proc_t *proc, VALUE self,
 			    int argc, const VALUE *argv, VALUE block_handler);
 
-static rb_serial_t ruby_vm_global_method_state = 1;
-static rb_serial_t ruby_vm_global_constant_state = 1;
-static rb_serial_t ruby_vm_class_serial = 1;
-
 #include "vm_insnhelper.h"
 #include "vm_exec.h"
 #include "vm_insnhelper.c"
@@ -324,6 +320,9 @@ VALUE ruby_vm_const_missing_count = 0;
 rb_thread_t *ruby_current_thread = 0;
 rb_vm_t *ruby_current_vm = 0;
 rb_event_flag_t ruby_vm_event_flags;
+rb_serial_t ruby_vm_global_method_state = 1;
+rb_serial_t ruby_vm_global_constant_state = 1;
+rb_serial_t ruby_vm_class_serial = 1;
 
 static void thread_free(void *ptr);
 

vm_insnhelper.h

@@ -15,6 +15,9 @@
 RUBY_SYMBOL_EXPORT_BEGIN
 
 extern VALUE ruby_vm_const_missing_count;
+extern rb_serial_t ruby_vm_global_method_state;
+extern rb_serial_t ruby_vm_global_constant_state;
+extern rb_serial_t ruby_vm_class_serial;
 
 RUBY_SYMBOL_EXPORT_END