cvs commit: src/lib/libc/amd64/gen fabs.S modf.S

Maxim Sobolev sobomax at portaone.com
Wed Apr 30 16:23:24 PDT 2003


Does this mean that it is theoretically possible to use those
and other similar functions on SSE2-capable ia32 processors, such
as p4, instead of x87 FPU ones?

-Maxim

On Wed, Apr 30, 2003 at 09:21:03AM -0700, David E. O'Brien wrote:
> obrien      2003/04/30 09:21:03 PDT
> 
>   FreeBSD src repository
> 
>   Added files:
>     lib/libc/amd64/gen   fabs.S modf.S 
>   Log:
>   Floating point libc functions traditionally written in ASM.
>   AMD64 does away with the x87 in 64-bit long mode, so we have to play the
>   SSE/SSE2 game now.
>   
>   Obtained from:  NetBSD/x86-64
>   
>   Revision  Changes    Path
>   1.1       +18 -0     src/lib/libc/amd64/gen/fabs.S (new)
>   1.1       +95 -0     src/lib/libc/amd64/gen/modf.S (new)


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