config/spu/cachemgr.c

109 __cache_evict_entry (struct __cache_tag_array *entry, int way)
111   addr tag = GET_TAG (entry, way);
113   if (CHECK_DIRTY (entry->dirty_bits[way]) && !CHECK_IS_LS (entry, way))
125       line = GET_CACHE_LINE (entry->tag_lo[way], way);
143       qword *line = GET_CACHE_LINE (entry->tag_lo[way], way);
166 	  bits = (qword) entry->dirty_bits[way];
202   SET_EMPTY (entry, way);
203   entry->dirty_bits[way] = (vector unsigned short) si_from_uint (0);
210   struct __cache_tag_array *entry = GET_ENTRY (ea);
217     if (CHECK_TAG (entry, i, tag))
218       __cache_evict_entry (entry, i);
253 __cache_miss (__ea void *ea, struct __cache_tag_array *entry, int way)
262      the least recently used entry. */
267 	  if (GET_LRU (entry, i) > lru)
269 	      lru = GET_LRU (entry, i);
273       __cache_evict_entry (entry, idx);
277   /* Set the empty entry's tag and fill it's cache line. */
279   SET_TAG (entry, way, tag);
280   entry->reserved[way] = 0;
291       SET_IS_LS (entry, way);
292       entry->base[way] =
298       entry->base[way] = __cache_fill (way, tag);
310   struct __cache_tag_array *entry;
319   entry = GET_ENTRY (ea);
341   si_stqd (si_ai (si_lqd (si_from_ptr (entry), 48), 1),
342 	   si_from_ptr (entry), 48);
345   /* Check if the entry's lo_tag is equal to the address' lo_tag.  */
346   etag_lo = si_lqd (si_from_ptr (entry), 0);
350   etag_hi = si_lqd (si_from_ptr (entry), 16);
384       si_stqx (si_or (si_lqx (si_from_ptr (entry), way), bit_mask),
385 	       si_from_ptr (entry), way);
388   /* We've definitely found the right entry, set LRU (reserved) to 0
392 	   (si_lqd (si_from_ptr (entry), 48),
394 	   si_from_ptr (entry), 48);
399 		 (si_and (si_lqd (si_from_ptr (entry), 32), equal)),
404   __cache_miss (ea, entry, (si_to_uint (si_clz (si_gbb (equal))) - 16) >> 2);
424   struct __cache_tag_array *entry = __cache_tag_array;
428   /* Cycle through each cache entry and evict all used ways.  */
433 	if (!CHECK_EMPTY (entry, j))
434 	  __cache_evict_entry (entry, j);
436       entry++;