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Re: ARG64 vs. PTR64 confusion in sparc.md


    > Whether Pmode is DImode or SImode depends on TARGET_ARCH64, not
    > TARGET_PTR64.

    Really?

See my later patch.  At the tmie of the first patch, I hadn't realized
they were dependent.

    That's not what the documentation for PTR64 says.

I'll fix it.

    how did they end up different?

VxWorks for 64-bit Sparc keeps 32-bit pointers.

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