On 07/06/2011 04:04 PM, Bernd Schmidt wrote:
> That might require target specific changes if there are assumptions that
> a BImode value is either 0 or 1, not 0 or -1. For now I'd prefer to
> minimize the impact.

Systems that set STORE_FLAG_VALUE to -1:
        m68k
        spu

Systems that use BImode:
        bfin
        ia64
        mep
        sh
        rs6000
        stormy16

There's no overlap.

That said, I'm willing to approve the patch as-is.  Certainly testing
the signed-ness of the tree type seems preferable to just the mode,
which can't tell signedness.


r~

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