patch-2.1.110 linux/include/asm-alpha/string.h

• Lines: 30
• Date: Sun Jul 19 20:44:41 1998
• Orig file: v2.1.109/linux/include/asm-alpha/string.h
• Orig date: Tue Jun 9 11:57:31 1998

diff -u --recursive --new-file v2.1.109/linux/include/asm-alpha/string.h linux/include/asm-alpha/string.h
@@ -19,8 +19,8 @@
 #endif
 
 #define __HAVE_ARCH_MEMSET
-extern void * __constant_c_memset(void *, unsigned long, long);
-extern void * __memset(void *, char, size_t);
+extern void * __constant_c_memset(void *, unsigned long, size_t);
+extern void * __memset(void *, int, size_t);
 
 #if __GNUC__ > 2 || __GNUC_MINOR__ >= 91
 #define memset(s, c, n)							    \
@@ -43,6 +43,18 @@
 #define __HAVE_ARCH_STRCHR
 #define __HAVE_ARCH_STRRCHR
 #define __HAVE_ARCH_STRLEN
+
+/* The following routine is like memset except that it writes 16-bit
+   aligned values.  The DEST and COUNT parameters must be even for 
+   correct operation.  */
+
+#define __HAVE_ARCH_MEMSETW
+extern void * __memsetw(void *dest, unsigned short, size_t count);
+
+#define memsetw(s, c, n)						 \
+(__builtin_constant_p(c)						 \
+ ? __constant_c_memset((s),0x0001000100010001UL*(unsigned short)(c),(n)) \
+ : __memsetw((s),(c),(n)))
 
 #endif /* __KERNEL__ */