560     register Byte *scan = s->window + s->strstart; /* current string */  in longest_match()  local
578     register ush scan_start = *(ush*)scan;  in longest_match()
579     register ush scan_end   = *(ush*)(scan+best_len-1);  in longest_match()
582     register Byte scan_end1  = scan[best_len-1];  in longest_match()
583     register Byte scan_end   = scan[best_len];  in longest_match()
625         Assert(scan[2] == match[2], "scan[2]?");  in longest_match()
626         scan++, match++;  in longest_match()
628         } while (*(ush*)(scan+=2) == *(ush*)(match+=2) &&  in longest_match()
629                  *(ush*)(scan+=2) == *(ush*)(match+=2) &&  in longest_match()
630                  *(ush*)(scan+=2) == *(ush*)(match+=2) &&  in longest_match()
631                  *(ush*)(scan+=2) == *(ush*)(match+=2) &&  in longest_match()
632                  scan < strend);  in longest_match()
636         Assert(scan <= s->window+(unsigned)(s->window_size-1), "wild scan");  in longest_match()
637         if (*scan == *match) scan++;  in longest_match()
639         len = (MAX_MATCH - 1) - (int)(strend-scan);  in longest_match()
640         scan = strend - (MAX_MATCH-1);  in longest_match()
646             *match            != *scan     ||  in longest_match()
647             *++match          != scan[1])      continue;  in longest_match()
655         scan += 2, match++;  in longest_match()
656         Assert(*scan == *match, "match[2]?");  in longest_match()
662         } while (*++scan == *++match && *++scan == *++match &&  in longest_match()
663                  *++scan == *++match && *++scan == *++match &&  in longest_match()
664                  *++scan == *++match && *++scan == *++match &&  in longest_match()
665                  *++scan == *++match && *++scan == *++match &&  in longest_match()
666                  scan < strend);  in longest_match()
668         Assert(scan <= s->window+(unsigned)(s->window_size-1), "wild scan");  in longest_match()
670         len = MAX_MATCH - (int)(strend - scan);  in longest_match()
671         scan = strend - MAX_MATCH;  in longest_match()
680             scan_end = *(ush*)(scan+best_len-1);  in longest_match()
682             scan_end1  = scan[best_len-1];  in longest_match()
683             scan_end   = scan[best_len];  in longest_match()