Messages in this thread | | | Date | Fri, 23 Nov 2007 01:29:11 +0000 | From | Alan Cox <> | Subject | Re: [RFC] Documentation about unaligned memory access |
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> Most architectures are unable to perform unaligned memory accesses. Any > unaligned access causes a processor exception.
Not all. Some simply produce the wrong answer - thats oh so much more exciting.
> You may be wondering why you have never seen these problems on your own > architecture. Some architectures (such as i386 and x86_64) do not have this > limitation, but nevertheless it is important for you to write portable code > that works everywhere.
Its usually faster if you don't misalign on x86 as well.
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