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authorDavid Vrabel <david.vrabel@csr.com>2009-01-02 16:17:13 +0300
committerDavid Vrabel <david.vrabel@csr.com>2009-01-02 16:17:13 +0300
commitb21a207141d83a06abc5f492b80204602e02ca44 (patch)
treef0152cde543008c72d7eb5c12c18095ad92785e6 /arch/sparc/lib/strncmp_64.S
parent3af373021fa32f8f787bfbdcc1a9277a287bde4e (diff)
parentb58602a4bac012b5f4fc12fe6b46ab237b610d5d (diff)
downloadlinux-b21a207141d83a06abc5f492b80204602e02ca44.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-upstream
Conflicts: drivers/uwb/wlp/eda.c
Diffstat (limited to 'arch/sparc/lib/strncmp_64.S')
-rw-r--r--arch/sparc/lib/strncmp_64.S32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/sparc/lib/strncmp_64.S b/arch/sparc/lib/strncmp_64.S
new file mode 100644
index 000000000000..980e83751556
--- /dev/null
+++ b/arch/sparc/lib/strncmp_64.S
@@ -0,0 +1,32 @@
+/*
+ * Sparc64 optimized strncmp code.
+ *
+ * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
+ */
+
+#include <asm/asi.h>
+
+ .text
+ .align 32
+ .globl strncmp
+ .type strncmp,#function
+strncmp:
+ brlez,pn %o2, 3f
+ lduba [%o0] (ASI_PNF), %o3
+1:
+ add %o0, 1, %o0
+ ldub [%o1], %o4
+ brz,pn %o3, 2f
+ add %o1, 1, %o1
+ cmp %o3, %o4
+ bne,pn %icc, 2f
+ subcc %o2, 1, %o2
+ bne,a,pt %xcc, 1b
+ ldub [%o0], %o3
+2:
+ retl
+ sub %o3, %o4, %o0
+3:
+ retl
+ clr %o0
+ .size strncmp, .-strncmp