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SubjectRe: [PATCH 2/5] bitops: compile time optimization for hweight_long(CONSTANT)
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On Sun, 2010-02-14 at 12:24 +0100, Borislav Petkov wrote:
>
> So, if I understand you correctly, your suggestion might work, we
> simply need to rename the lib/hweight.c versions to __sw_hweightN
> and have <asm-generic/bitops/arch_hweight.h> have __arch_hweightN ->
> __sw_hweightN wrappers in the default case, all arches which have an
> optimized version will provide it in their respective bitops header...
>
I'm not quite sure what the last 'it' refers to, does that refer to:
1) an __arch_hweightN() implementation, or
2) __arch_hweightN() -> __sw_hweightN() wrappers ?

If you meant 1, then yes.



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