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Re: [PATCH, middle-end/RTL, i386]: Simplify nested VEC_SELECT RTX


On 7/13/07, Uros Bizjak <ubizjak@gmail.com> wrote:
Hello!

This patch optimizes VEC_SELECT nested RTL expressions (with optional
VEC_CONCAT), when top VEC_SELECT extracts scalar operand.


One comment, could you add a comment before: + if (GET_CODE (trueop0) == VEC_SELECT)

Explaining what is going to be tried to be folded?

Thanks,
Andrew Pinski


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