objc/objc_cache.h

   1 #import <objc/objc-class.h>
   2
   3 // the cache entry size must be a power of 2
   4 typedef struct {
   5     intptr_t offsetToNextEntry;
   6     struct objc_method *method;
   7 } OBJCMethodCacheEntry;
   8
   9 #define OBJCMethodCacheNumberOfEntries 64
  10 #define OBJCMethodCacheMask ((OBJCMethodCacheNumberOfEntries - 1) * sizeof(OBJCMethodCacheEntry))
  11
  12 typedef struct objc_cache {
  13     OBJCMethodCacheEntry table[OBJCMethodCacheNumberOfEntries];
  14 } OBJCMethodCache;