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On Sun, Dec 01, 2002 at 08:46:40PM -0800, David S. Miller wrote: > X86_64 on the other hand seems to run x86 binaries in a similar > fashion. I don't know how people currently doing this port intend > to do the useland, but I bet it would benefit from a mostly 32-bit > userland just like sparc64/ppc64 does, both in space and performance. Except that x86-64 binaries get to use 16 more registers, can use pc-relative addressing modes, and have a sane function calling convention. So things tend to run a bit faster in 64-bit mode. r~ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | |||||||||
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