[PATCH 3/4, MIPS] Move clear_upper32* patterns to the and patterns

Richard Henderson rth@redhat.com
Sun Aug 2 16:34:00 GMT 2009

On 07/31/2009 05:22 PM, Adam Nemet wrote:
> I still need to think about if we want the operands to be commutative.

We don't.  Constants should be canonicalized to the second operand.
Anything else should be considered a middle-end bug.

 > Also
> why did you use !register_operand rather than memory_operand in and_ext_ok?

Um... no reason, really.


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