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diff --git a/sysdeps/alpha/strchr.S b/sysdeps/alpha/strchr.S
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+/* Copyright (C) 1996 Free Software Foundation, Inc.
+ Contributed by Richard Henderson (rth@tamu.edu)
+
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+/* Return the address of a given character within a null-terminated
+ string, or null if it is not found.
+
+ This is generally scheduled for the EV5 (got to look out for my own
+ interests :-), but with EV4 needs in mind. There *should* be no more
+ stalls for the EV4 than there are for the EV5.
+*/
+
+#include <sysdep.h>
+
+ .set noreorder
+ .set noat
+
+ENTRY(strchr)
+ .prologue 0
+
+ zapnot a1, 1, a1 # e0 : zero extend the search character
+ ldq_u t0, 0(a0) # .. e1 : load first quadword
+ sll a1, 8, t5 # e0 : replicate the search character
+ andnot a0, 7, v0 # .. e1 : align our loop pointer
+ or t5, a1, a1 # e0 :
+ lda t4, -1 # .. e1 : build garbage mask
+ sll a1, 16, t5 # e0 :
+ cmpbge zero, t0, t2 # .. e1 : bits set iff byte == zero
+ mskqh t4, a0, t4 # e0 :
+ or t5, a1, a1 # .. e1 :
+ sll a1, 32, t5 # e0 :
+ cmpbge zero, t4, t4 # .. e1 : bits set iff byte is garbage
+ or t5, a1, a1 # e0 :
+ xor t0, a1, t1 # .. e1 : make bytes == c zero
+ cmpbge zero, t1, t3 # e0 : bits set iff byte == c
+ or t2, t3, t0 # e1 : bits set iff char match or zero match
+ andnot t0, t4, t0 # e0 : clear garbage bits
+ bne t0, $found # .. e1 (zdb)
+
+$loop: ldq t0, 8(v0) # e0 :
+ addq v0, 8, v0 # .. e1 :
+ nop # e0 :
+ xor t0, a1, t1 # .. e1 (ev5 data stall)
+ cmpbge zero, t0, t2 # e0 : bits set iff byte == 0
+ cmpbge zero, t1, t3 # .. e1 : bits set iff byte == c
+ or t2, t3, t0 # e0 :
+ beq t0, $loop # .. e1 (zdb)
+
+$found: negq t0, t1 # e0 : clear all but least set bit
+ and t0, t1, t0 # e1 (stall)
+
+ and t0, t3, t1 # e0 : bit set iff byte was the char
+ beq t1, $retnull # .. e1 (zdb)
+
+ and t0, 0xf0, t2 # e0 : binary search for that set bit
+ and t0, 0xcc, t3 # .. e1 :
+ and t0, 0xaa, t4 # e0 :
+ cmovne t2, 4, t2 # .. e1 :
+ cmovne t3, 2, t3 # e0 :
+ cmovne t4, 1, t4 # .. e1 :
+ addq t2, t3, t2 # e0 :
+ addq v0, t4, v0 # .. e1 :
+ addq v0, t2, v0 # e0 :
+ ret # .. e1 :
+
+$retnull:
+ mov zero, v0 # e0 :
+ ret # .. e1 :
+
+ END(strchr)
+
+weak_alias (strchr, index)