From: Vijay Kumar
Date: Wed, 11 Oct 2017 12:50:01 -0600
> SPARC provides lzcnt instruction (with VIS3) which can be used to
> optimize fls, __fls and fls64 functions. For the systems that supports
> lzcnt instruction, we now do boot time patching to use sparc
> optimized fls, __fls and fls64 func
Looked at all the patches. Looks good to me.
Reviewed-by: Babu Moger
On 10/11/2017 1:50 PM, Vijay Kumar wrote:
SPARC provides lzcnt instruction (with VIS3) which can be used to
optimize fls, __fls and fls64 functions. For the systems that supports
lzcnt instruction, we now do boot time patchin
SPARC provides lzcnt instruction (with VIS3) which can be used to
optimize fls, __fls and fls64 functions. For the systems that supports
lzcnt instruction, we now do boot time patching to use sparc
optimized fls, __fls and fls64 functions.
v3->v4:
- Fixed a typo.
v2->v3:
- Using ENTRY(), ENDPR
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