[ CC Alexey Klimov, andRasmus Villemoes as they also may be interested ]
On Mon, Feb 1, 2021 at 8:22 AM Andy Shevchenko
wrote:
> On Mon, Feb 01, 2021 at 04:02:30PM +, David Laight wrote:
> > From: Andy Shevchenko
> > > Sent: 01 February 2021 13:49
> > > On Sat, Jan 30, 2021 at 11:17:18AM -08
On Mon, Feb 01, 2021 at 04:02:30PM +, David Laight wrote:
> From: Andy Shevchenko
> > Sent: 01 February 2021 13:49
> > On Sat, Jan 30, 2021 at 11:17:18AM -0800, Yury Norov wrote:
> > > Similarly to bitmap functions, find_next_*_bit() users will benefit
> > > if we'll handle a case of bitmaps th
From: Andy Shevchenko
> Sent: 01 February 2021 13:49
>
> On Sat, Jan 30, 2021 at 11:17:18AM -0800, Yury Norov wrote:
> > Similarly to bitmap functions, find_next_*_bit() users will benefit
> > if we'll handle a case of bitmaps that fit into a single word. In the
> > very best case, the compiler ma
On Sat, Jan 30, 2021 at 11:17:18AM -0800, Yury Norov wrote:
> Similarly to bitmap functions, find_next_*_bit() users will benefit
> if we'll handle a case of bitmaps that fit into a single word. In the
> very best case, the compiler may replace a function call with a
> single ffs or ffz instruction
Similarly to bitmap functions, find_next_*_bit() users will benefit
if we'll handle a case of bitmaps that fit into a single word. In the
very best case, the compiler may replace a function call with a
single ffs or ffz instruction.
Signed-off-by: Yury Norov
---
include/asm-generic/bitops/find.h
5 matches
Mail list logo