minimum required binutils for ppc32?

[Paul Mackerras]

Christoph Hellwig writes:

> What's the minimum required binutils version for ppc32 these days?

Whichever version is the first to handle the altivec instructions.

> The debian kernel package ups it from 2.12.1 to 2.12.90.0.7, i.e. from
> the first 2.12 maintaince release to one of hjl's later releases and
> I wonder why it does that.  Either it's bogus and should be be dropped
> or we should up it in mainline.

Seems bogus to me.

BTW, there is a recent change in binutils which make gas *not*
recognize the altivec instructions by default.  (This was to fix the
disassembler, go figure.)  We should probably add -many to ASFLAGS.

Paul.

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