[PATCH] Use ".arch_extension" ARM directive to specify the additional CPU features

[Eric Christopher]

>
>
> > So it's quite literally taking the place of a command line option?
> Otherwise
> > gas can't handle the instruction or what? Can I get some more background
> > here please?
>
> Yeah, that's it. GAS (and IAS) only accept SDIV / UDIV IFF the CPU
> supports it. A15 does, but not A9. .arch_extension is a way to let the
> assembler accept the instruction. Same as .fpu directive.
>

I'm assuming you mean that .arch_extension is the only way to enable this
feature not that .fpu would also do it?

Or...?

-eric
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