Messages in this thread | | | Date | Fri, 07 Oct 2005 08:46:38 -0400 | From | Brian Gerst <> | Subject | Re: What does that "%U0" and "%X0" mean |
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sampersy@gmail.com wrote: > What does that "%U0" and "%X0" mean in > __asm__ __volatile__("stb%U0%X0 %1,%0; eieio" : "=m" (*addr) : "r" (val)); > > does any reference existing ?
The X and U prefixes are arch specific. This looks like ppc code. The only references I've every found are the gcc source code. The gcc source says:
U: Print 'u' if this has an auto-increment or auto-decrement. X: Print 'x' if this is an indexed address.
-- Brian Gerst - 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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