Optimize by prefetching on aarch64

2020-03-14 15:25:59 +08:00
parent 66607d0eac
commit 7201980650
3 changed files with 11 additions and 0 deletions
@@ -198,6 +198,9 @@ size_t ZSTD_compressBlock_doubleFast_generic(
        }   }

        ip += ((ip-anchor) >> kSearchStrength) + 1;
+#if defined(__aarch64__)
+        PREFETCH_L1(ip+256);
+#endif
        continue;

 _search_next_long: