arch_ia64,
arch_s390,
arch_alpha,
+ arch_sparc,
+ arch_sparc64,
};
-static inline unsigned long generic_ffz(unsigned long word)
-{
- unsigned int i;
-
- for (i = 0; i < sizeof(word) * 8; i++)
- if ((word & (1UL << i)) == 0)
- return i;
-
- return -1;
-}
-
#if defined(__i386__)
#include "arch-x86.h"
#elif defined(__x86_64__)
#include "arch-alpha.h"
#elif defined(__s390x__) || defined(__s390__)
#include "arch-s390.h"
+#elif defined(__sparc__)
+#include "arch-sparc.h"
+#elif defined(__sparc64__)
+#include "arch-sparc64.h"
#else
#error "Unsupported arch"
#endif
-#define BITS_PER_LONG (__WORDSIZE)
+#ifdef ARCH_HAVE_FFZ
+#define ffz(bitmask) arch_ffz(bitmask)
+#else
+#include "../lib/ffz.h"
+#endif
#endif