[Mesa-dev] [PATCH 4/5] i965: Don't try copy propagation if constant propagation succeeded.

[Francisco Jerez]

Matt Turner <mattst88 at gmail.com> writes:

>> i965: Don't try copy propagation if constant propagation succeeded.
>>
>> It cannot get any better.
>
> That's not obvious to me. How do we know that?

Because it's impossible to copy-propagate anything into a source that's
already an immediate. ;)
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