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