src/runtime/cheneygc-internal.h

   1 extern lispobj *from_space;
   2 extern lispobj *from_space_free_pointer;
   3
   4 extern lispobj *new_space;
   5 extern lispobj *new_space_free_pointer;
   6
   7
   8 /* predicates */
   9 /* #if defined(DEBUG_SPACE_PREDICATES) */
  10 #if 0
  11 boolean
  12 from_space_p(lispobj object)
  13 {
  14     lispobj *ptr;
  15
  16     /* this can be called for untagged pointers as well as for
  17        descriptors, so this assertion's not applicable
  18        gc_assert(is_lisp_pointer(object));
  19     */
  20     ptr = (lispobj *) native_pointer(object);
  21
  22     return ((from_space <= ptr) &&
  23             (ptr < from_space_free_pointer));
  24 }
  25
  26 boolean
  27 new_space_p(lispobj object)
  28 {
  29     lispobj *ptr;
  30
  31     /*    gc_assert(is_lisp_pointer(object)); */
  32
  33     ptr = (lispobj *) native_pointer(object);
  34
  35     return ((new_space <= ptr) &&
  36             (ptr < new_space_free_pointer));
  37 }
  38
  39 #else
  40
  41 #define from_space_p(ptr) \
  42         ((from_space <= ((lispobj *) ((pointer_sized_uint_t) ptr))) && \
  43          (((lispobj *) ((pointer_sized_uint_t) ptr))< from_space_free_pointer))
  44
  45 #define new_space_p(ptr) \
  46         ((new_space <= ((lispobj *) ((pointer_sized_uint_t) ptr))) && \
  47          (((lispobj *) ((pointer_sized_uint_t) ptr)) < new_space_free_pointer))
  48
  49 #endif
  50
  51 extern boolean cheneygc_handle_wp_violation(os_context_t*, void*);