@@ -26,6 +26,7 @@
#define HOST_UTILS_H 1
#include "qemu/compiler.h" /* QEMU_GNUC_PREREQ */
+#include <limits.h>
#if defined(__x86_64__)
#define __HAVE_FAST_MULU64__
@@ -237,4 +238,22 @@ static inline int ctpop64(uint64_t val)
#endif
}
+/* Host type specific sizes of these routines. */
+
+#if ULONG_MAX == UINT32_MAX
+# define clzl clz32
+# define ctzl ctz32
+# define clol clo32
+# define ctol cto32
+# define ctpopl ctpop32
+#elif ULONG_MAX == UINT64_MAX
+# define clzl clz64
+# define ctzl ctz64
+# define clol clo64
+# define ctol cto64
+# define ctpopl ctpop64
+#else
+# error Unknown sizeof long
+#endif
+
#endif
We will standardize on these names, rather than the similar routines currently residing in qemu/bitops.h. Signed-off-by: Richard Henderson <rth@twiddle.net> --- include/qemu/host-utils.h | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+)