svn commit: r238597 - head/sys/amd64/amd64
John Baldwin
jhb at freebsd.org
Mon Jul 30 18:04:38 UTC 2012
On Wednesday, July 18, 2012 11:36:04 am Konstantin Belousov wrote:
> Author: kib
> Date: Wed Jul 18 15:36:03 2012
> New Revision: 238597
> URL: http://svn.freebsd.org/changeset/base/238597
>
> Log:
> Add stmxcsr.
>
> Submitted by: Ed Alley <wea llnl gov>
> PR: amd64/169927
> MFC after: 3 weeks
>
> Modified:
> head/sys/amd64/amd64/fpu.c
>
> Modified: head/sys/amd64/amd64/fpu.c
>
==============================================================================
> --- head/sys/amd64/amd64/fpu.c Wed Jul 18 12:41:09 2012 (r238596)
> +++ head/sys/amd64/amd64/fpu.c Wed Jul 18 15:36:03 2012 (r238597)
> @@ -73,6 +73,7 @@ __FBSDID("$FreeBSD$");
> #define fxrstor(addr) __asm __volatile("fxrstor %0" : : "m"
(*(addr)))
> #define fxsave(addr) __asm __volatile("fxsave %0" : "=m" (*(addr)))
> #define ldmxcsr(csr) __asm __volatile("ldmxcsr %0" : : "m" (csr))
> +#define stmxcsr(addr) __asm __volatile("stmxcsr %0" : : "m"
(*(addr)))
>
> static __inline void
> xrstor(char *addr, uint64_t mask)
> @@ -105,6 +106,7 @@ void fnstsw(caddr_t addr);
> void fxsave(caddr_t addr);
> void fxrstor(caddr_t addr);
> void ldmxcsr(u_int csr);
> +void stmxcsr(u_int csr);
> void xrstor(char *addr, uint64_t mask);
> void xsave(char *addr, uint64_t mask);
I think this should use 'u_int *addr' rather than 'u_int csr'.
--
John Baldwin
More information about the svn-src-all
mailing list