On Mon, Feb 11, 2013 at 03:16:43PM -0700, Alex Williamson wrote: > > Why do these all return long (vs int)? Is this a POWER-ism? On ppc64 the compiler tends to generate slightly shorter code with longs than with ints. The reason is that with ints the compiler has to put in "extend sign word" instructions to convert 64-bit values from arithmetic instructions to values in the 32-bit range. Paul. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html