patch-2.4.18 linux/include/asm-cris/bitops.h

• Lines: 18
• Date: Tue Jan 8 16:00:08 2002
• Orig file: linux.orig/include/asm-cris/bitops.h
• Orig date: Mon Feb 18 20:18:40 2002

diff -Naur -X /home/marcelo/lib/dontdiff linux.orig/include/asm-cris/bitops.h linux/include/asm-cris/bitops.h
@@ -331,6 +331,17 @@
 #define find_first_zero_bit(addr, size) \
         find_next_zero_bit((addr), (size), 0)
 
+/*
+ * hweightN - returns the hamming weight of a N-bit word
+ * @x: the word to weigh
+ *
+ * The Hamming Weight of a number is the total number of bits set in it.
+ */
+
+#define hweight32(x) generic_hweight32(x)
+#define hweight16(x) generic_hweight16(x)
+#define hweight8(x) generic_hweight8(x)
+
 #define ext2_set_bit                 test_and_set_bit
 #define ext2_clear_bit               test_and_clear_bit
 #define ext2_test_bit                test_bit