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Re: Unnecessary sign- and zero-extensions in GCC?


On Mon, 18 Apr 2005, Steven Bosscher wrote:

I've been looking at GCC's use of sign-extensions when dealing with
integers smaller than a machine word size.  It looks like there is room
for improvement.

Is your problem the same as the one described on one of the Wiki pages, "http://gcc.gnu.org/wiki/Exploiting Dual Mode Operation"?

I think so, yes.


Nick


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