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#ifndef ARCH_H
#define ARCH_H
enum {
arch_x86_64,
arch_i386,
arch_ppc,
arch_ia64,
arch_s390,
arch_alpha,
};
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-x86_64.h"
#elif defined(__powerpc__) || defined(__powerpc64__)
#include "arch-ppc.h"
#elif defined(__ia64__)
#include "arch-ia64.h"
#elif defined(__alpha__)
#include "arch-alpha.h"
#elif defined(__s390x__) || defined(__s390__)
#include "arch-s390.h"
#else
#error "Unsupported arch"
#endif
#define BITS_PER_LONG (__WORDSIZE)
#endif
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