[RFA] m68k : replace some btst by movew to ccr
Andreas Schwab
schwab@suse.de
Wed Apr 11 15:56:00 GMT 2007
Philippe De Muyter <phdm@macqel.be> writes:
> Hi all,
>
> A simple patch that I use already for years for a whole uClinux-dist system.
>
> OK to apply ?
How did you test that, both in terms of correctness and profitability? On
the 68020 btst has a better best case performance than move to ccr, and on
the 68040 btst is faster.
Andreas.
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, MaxfeldstraÃe 5, 90409 Nürnberg, Germany
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