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authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /sysdeps/ia64/memccpy.S
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
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2.5-18.1
Diffstat (limited to 'sysdeps/ia64/memccpy.S')
-rw-r--r--sysdeps/ia64/memccpy.S55
1 files changed, 46 insertions, 9 deletions
diff --git a/sysdeps/ia64/memccpy.S b/sysdeps/ia64/memccpy.S
index 53c43c512b..dd638d43c8 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 Free Software Foundation, Inc.
+ Copyright (C) 2000,2001,2003,2006 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
@@ -183,27 +183,64 @@ ENTRY(memccpy)
br.ret.sptk.many b0
.recovery1:
- adds src = -(MEMLAT + 6 + 1) * 8, asrc
+#if MEMLAT != 6
+# error "MEMLAT must be 6!"
+#endif
+ adds src = -8, asrc
mov loopcnt = ar.lc
- mov tmp = ar.ec ;;
+ mov tmp = ar.ec
+ ;;
+(p[0]) adds src = -8, src
+ ;;
+(p[1]) adds src = -8, src
sub sh1 = (MEMLAT + 6 + 1), tmp
- shr.u sh2 = sh2, 3
- ;;
+ ;;
+(p[2]) adds src = -8, src
+ ;;
+(p[3]) adds src = -8, src
shl loopcnt = loopcnt, 3
- sub src = src, sh2
+ ;;
+(p[4]) adds src = -8, src
+ ;;
+(p[5]) adds src = -8, src
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
- add src = sh1, src ;;
+ ;;
+ sub src = src, sh2
+ ;;
add len = tmp, len
-.back1:
+ add src = sh1, src
br.cond.sptk .cpyfew
.recovery2:
- add tmp = -(MEMLAT + 3) * 8, src
+#if MEMLAT != 6
+# error "MEMLAT must be 6!"
+#endif
+ add tmp = -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] ;;