src/runtime/gc.h

   1 /*
   2  * garbage collection
   3  */
   4
   5 /*
   6  * This software is part of the SBCL system. See the README file for
   7  * more information.
   8  *
   9  * This software is derived from the CMU CL system, which was
  10  * written at Carnegie Mellon University and released into the
  11  * public domain. The software is in the public domain and is
  12  * provided with absolutely no warranty. See the COPYING and CREDITS
  13  * files for more information.
  14  */
  15
  16 #ifndef _GC_H_
  17 #define _GC_H_
  18
  19 extern void gc_init(void);
  20 extern void gc_initialize_pointers(void);
  21 extern void collect_garbage(unsigned last_gen);
  22 extern void gc_init_tables(void);
  23
  24
  25 #include "os.h"
  26
  27 extern void set_auto_gc_trigger(os_vm_size_t usage);
  28 extern void clear_auto_gc_trigger(void);
  29
  30 extern int maybe_gc_pending;
  31
  32 static inline int fixnump(lispobj obj) {
  33     return((obj &
  34             (LOWTAG_MASK &
  35              (~(EVEN_FIXNUM_LOWTAG|ODD_FIXNUM_LOWTAG))))
  36            == 0);
  37 }
  38
  39 #endif /* _GC_H_ */