Re: [PATCH 3/6] C-language equivalents of include/asm-*/bitops.h

From: Ian Molton
Date: Wed Jan 25 2006 - 18:23:02 EST


Russell King wrote:

This code generates more expensive shifts than our (ARMs) existing C
version. This is a backward step.

Basically, shifts which depend on a variable are more expensive than
constant-based shifts.

arm26 will have the same problem here.

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