[patch] tuning gcc for Intel Core2

Andi Kleen ak@suse.de
Tue Nov 14 12:15:00 GMT 2006


> > >According to the guide PUSH has latency 1.5 (whatever that means) 
> > >and MOV 1. No extra dependencies on the stack pointer because those
> > >are optimized away early in the pipeline.
> > > 
> > >
> > 1.5 is for Core, the latency for Core2 is missed in the table.
> > 
> 
> PUSH and MOV have similar latency for Core 2.

You mean similar to Core1 or similar to each other?

-Andi



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