static FieldIndex ForDescriptor(Map* map, int descriptor_index);
static FieldIndex ForLoadByFieldIndex(Map* map, int index);
static FieldIndex ForKeyedLookupCacheIndex(Map* map, int index);
static FieldIndex ForDescriptor(Map* map, int descriptor_index);
static FieldIndex ForLoadByFieldIndex(Map* map, int index);
static FieldIndex ForKeyedLookupCacheIndex(Map* map, int index);