prefetching does not help length of match

l_lx_elf64amd.S amd_d_nrv2b.S amd_d_nrv2e.S committer: jreiser <jreiser> 1132290120 +0000
2005-11-18 05:02:00 +00:00
parent aacfb8820e
commit bff2a63ea2
3 changed files with 21 additions and 9 deletions
@@ -35,16 +35,16 @@ lit_n2e:
        incq %rdi
 top_n2e:
        movb (%rsi),%dl  # speculate: literal, or bottom 8 bits of offset
-        jnextb1y lit_n2e
+        jnextb1yp lit_n2e
        lea 1(lenq),off  # [len= 0] off= 1
        jmp getoff_n2e

 off_n2e:
        dec off
-        getnextb(off)
+        getnextbp(off)
 getoff_n2e:
-        getnextb(off)
-        jnextb0n off_n2e
+        getnextbp(off)
+        jnextb0np off_n2e

        subl $ 3,off; jc offprev_n2e
        shll $ 8,off; movzbl %dl,%edx