gc.h File Reference

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Defines
#define	RUBY_GC_H   1
#define	SET_MACHINE_STACK_END(p)   rb_gc_set_stack_end(p)
#define	USE_CONSERVATIVE_STACK_END
#define	RUBY_MARK_FREE_DEBUG   0
#define	RUBY_MARK_ENTER(msg)
#define	RUBY_MARK_LEAVE(msg)
#define	RUBY_FREE_ENTER(msg)
#define	RUBY_FREE_LEAVE(msg)
#define	RUBY_GC_INFO   if(0)printf
#define	RUBY_MARK_UNLESS_NULL(ptr)   if(RTEST(ptr)){rb_gc_mark(ptr);}
#define	RUBY_FREE_UNLESS_NULL(ptr)   if(ptr){ruby_xfree(ptr);(ptr)=NULL;}
#define	stack_growup_p(x)
#define	STACK_UPPER(x, a, b)   (stack_growup_p(x) ? (a) : (b))
#define	STACK_GROW_DIR_DETECTION   VALUE stack_grow_dir_detection
#define	STACK_DIR_UPPER(a, b)   STACK_UPPER(&stack_grow_dir_detection, (a), (b))
#define	IS_STACK_DIR_UPPER()   STACK_DIR_UPPER(1,0)
Functions
	NOINLINE (void rb_gc_set_stack_end(VALUE **stack_end_p))
int	ruby_get_stack_grow_direction (volatile VALUE *addr)
RUBY_SYMBOL_EXPORT_BEGIN size_t	rb_objspace_data_type_memsize (VALUE obj)
void	rb_objspace_reachable_objects_from (VALUE obj, void(func)(VALUE, void *), void *data)
void	rb_objspace_reachable_objects_from_root (void(func)(const char *category, VALUE, void *), void *data)
int	rb_objspace_markable_object_p (VALUE obj)
int	rb_objspace_internal_object_p (VALUE obj)
void	rb_objspace_each_objects (int(*callback)(void *start, void *end, size_t stride, void *data), void *data)
Variables
RUBY_EXTERN int	ruby_stack_grow_direction

---

Define Documentation

 

#define IS_STACK_DIR_UPPER

(

)

STACK_DIR_UPPER(1,0)

Definition at line 84 of file gc.h.

Referenced by ruby_init_stack().

#define RUBY_FREE_ENTER

(

msg

)

Definition at line 55 of file gc.h.

Referenced by binding_free(), cont_free(), env_free(), fiber_free(), iseq_free(), proc_free(), ruby_vm_destruct(), and thread_free().

#define RUBY_FREE_LEAVE

(

msg

)

Definition at line 56 of file gc.h.

Referenced by binding_free(), cont_free(), env_free(), fiber_free(), iseq_free(), proc_free(), ruby_vm_destruct(), and thread_free().

#define RUBY_FREE_UNLESS_NULL

(

ptr

)

if(ptr){ruby_xfree(ptr);(ptr)=NULL;}

Definition at line 61 of file gc.h.

Referenced by cont_free(), env_free(), iseq_free(), and thread_free().

#define RUBY_GC_H   1

Definition at line 3 of file gc.h.

#define RUBY_GC_INFO   if(0)printf

Definition at line 57 of file gc.h.

Referenced by env_mark(), iseq_free(), iseq_mark(), rb_vm_mark(), and thread_free().

#define RUBY_MARK_ENTER

(

msg

)

Definition at line 53 of file gc.h.

Referenced by binding_mark(), cont_mark(), env_mark(), fiber_mark(), inst_mark(), iseq_mark(), proc_mark(), rb_thread_mark(), and rb_vm_mark().

#define RUBY_MARK_FREE_DEBUG   0

Definition at line 18 of file gc.h.

#define RUBY_MARK_LEAVE

(

msg

)

Definition at line 54 of file gc.h.

Referenced by binding_mark(), cont_mark(), env_mark(), fiber_mark(), inst_mark(), iseq_mark(), proc_mark(), rb_thread_mark(), and rb_vm_mark().

#define RUBY_MARK_UNLESS_NULL

(

ptr

)

if(RTEST(ptr)){rb_gc_mark(ptr);}

Definition at line 60 of file gc.h.

Referenced by binding_mark(), env_mark(), inst_mark(), iseq_mark(), proc_mark(), rb_thread_mark(), and rb_vm_mark().

#define SET_MACHINE_STACK_END

(

p

)

rb_gc_set_stack_end(p)

Definition at line 11 of file gc.h.

Referenced by cont_save_machine_stack(), Init_Cont(), and ruby_get_stack_grow_direction().

#define STACK_DIR_UPPER	(	a,
		b		)	STACK_UPPER(&stack_grow_dir_detection, (a), (b))

Definition at line 82 of file gc.h.

#define STACK_GROW_DIR_DETECTION   VALUE stack_grow_dir_detection

Definition at line 81 of file gc.h.

Referenced by ruby_init_stack().

#define stack_growup_p

(

x

)

Value:

(                       \
        (ruby_stack_grow_direction ?            \
         ruby_stack_grow_direction :            \
         ruby_get_stack_grow_direction(x)) > 0)

Definition at line 70 of file gc.h.

#define STACK_UPPER	(	x,
		a,
		b		)	(stack_growup_p(x) ? (a) : (b))

Definition at line 74 of file gc.h.

Referenced by ruby_cleanup(), ruby_init_stack(), and ruby_stack_length().

#define USE_CONSERVATIVE_STACK_END

Definition at line 12 of file gc.h.

---

Function Documentation

NOINLINE

(

void

rb_gc_set_stack_endVALUE **stack_end_p

)

RUBY_SYMBOL_EXPORT_BEGIN size_t rb_objspace_data_type_memsize

(

VALUE

obj

)

Definition at line 1383 of file gc.c.

References RTYPEDDATA_DATA, RTYPEDDATA_P, and RTYPEDDATA_TYPE.

Referenced by obj_memsize_of().

void rb_objspace_each_objects	(	int(*)(void *start, void *end, size_t stride, void *data)	callback,
		void *	data
	)

int rb_objspace_internal_object_p

(

VALUE

obj

)

Definition at line 1810 of file gc.c.

References internal_object_p().

Referenced by reachable_object_from_i(), and reachable_object_from_root_i().

int rb_objspace_markable_object_p

(

VALUE

obj

)

Definition at line 2281 of file gc.c.

References is_live_object(), and is_markable_object().

Referenced by reachable_object_from_i(), reachable_object_from_root_i(), and reachable_objects_from().

void rb_objspace_reachable_objects_from	(	VALUE	obj,
		void(func)(VALUE, void *)	,
		void *	data
	)

Definition at line 5782 of file gc.c.

References func, gc_mark_children(), is_markable_object(), and rb_objspace::mark_func_data.

Referenced by dump_object(), reachable_objects_from(), and verify_internal_consistency_i().

void rb_objspace_reachable_objects_from_root	(	void(func)(const char *category, VALUE, void *)	,
		void *	data
	)

Definition at line 5810 of file gc.c.

References root_objects_data::category, root_objects_data::data, func, root_objects_data::func, gc_mark_roots(), rb_objspace::mark_func_data, root_objects_from(), and TRUE.

Referenced by objspace_dump_all(), and reachable_objects_from_root().

int ruby_get_stack_grow_direction

(

volatile VALUE *

addr

)

Definition at line 3242 of file gc.c.

References SET_MACHINE_STACK_END.

---

Variable Documentation

RUBY_EXTERN int ruby_stack_grow_direction

Definition at line 68 of file gc.h.