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-rw-r--r--sysdeps/ia64/memccpy.S55
1 files changed, 9 insertions, 46 deletions
diff --git a/sysdeps/ia64/memccpy.S b/sysdeps/ia64/memccpy.S
index dd638d4..53c43c51 100644
--- a/sysdeps/ia64/memccpy.S
+++ b/sysdeps/ia64/memccpy.S
@@ -1,6 +1,6 @@
/* Optimized version of the memccpy() function.
This file is part of the GNU C Library.
- Copyright (C) 2000,2001,2003,2006 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2001, 2003 Free Software Foundation, Inc.
Contributed by Dan Pop <Dan.Pop@cern.ch>.
The GNU C Library is free software; you can redistribute it and/or
@@ -183,64 +183,27 @@ ENTRY(memccpy)
br.ret.sptk.many b0
.recovery1:
-#if MEMLAT != 6
-# error "MEMLAT must be 6!"
-#endif
- adds src = -8, asrc
+ adds src = -(MEMLAT + 6 + 1) * 8, asrc
mov loopcnt = ar.lc
- mov tmp = ar.ec
- ;;
-(p[0]) adds src = -8, src
- ;;
-(p[1]) adds src = -8, src
+ mov tmp = ar.ec ;;
sub sh1 = (MEMLAT + 6 + 1), tmp
- ;;
-(p[2]) adds src = -8, src
- ;;
-(p[3]) adds src = -8, src
+ shr.u sh2 = sh2, 3
+ ;;
shl loopcnt = loopcnt, 3
- ;;
-(p[4]) adds src = -8, src
- ;;
-(p[5]) adds src = -8, src
+ sub src = src, sh2
shl sh1 = sh1, 3
- ;;
-(p[6]) adds src = -8, src
- ;;
-(p[7]) adds src = -8, src
shl tmp = tmp, 3
;;
-(p[8]) adds src = -8, src
- ;;
-(p[9]) adds src = -8, src
- shr.u sh2 = sh2, 3
- ;;
-(p[10]) adds src = -8, src
- ;;
-(p[11]) adds src = -8, src
add len = len, loopcnt
- ;;
- sub src = src, sh2
- ;;
+ add src = sh1, src ;;
add len = tmp, len
- add src = sh1, src
+.back1:
br.cond.sptk .cpyfew
.recovery2:
-#if MEMLAT != 6
-# error "MEMLAT must be 6!"
-#endif
- add tmp = -8, src
+ add tmp = -(MEMLAT + 3) * 8, src
(p7) br.cond.spnt .gotit
;;
-(p[0]) add tmp = -8, tmp ;;
-(p[1]) add tmp = -8, tmp ;;
-(p[2]) add tmp = -8, tmp ;;
-(p[3]) add tmp = -8, tmp ;;
-(p[4]) add tmp = -8, tmp ;;
-(p[5]) add tmp = -8, tmp ;;
-(p[6]) add tmp = -8, tmp ;;
-(p[7]) add tmp = -8, tmp ;;
ld8 r[MEMLAT+2] = [tmp] ;;
xor pos0[1] = r[MEMLAT+2], charx8 ;;
czx1.r pos0[1] = pos0[1] ;;