svn commit: r239943 - stable/9/sys/amd64/amd64

[Konstantin Belousov]

Author: kib
Date: Fri Aug 31 11:29:39 2012
New Revision: 239943
URL: http://svn.freebsd.org/changeset/base/239943

Log:
  MFC r238597:
  Add stmxcsr.
  
  MFC r238914, only amd64 part, do not record mi:
  Change (unused) prototype for stmxcsr() to match reality.

Modified:
  stable/9/sys/amd64/amd64/fpu.c
Directory Properties:
  stable/9/sys/   (props changed)

Modified: stable/9/sys/amd64/amd64/fpu.c
==============================================================================
--- stable/9/sys/amd64/amd64/fpu.c	Fri Aug 31 11:20:12 2012	(r239942)
+++ stable/9/sys/amd64/amd64/fpu.c	Fri Aug 31 11:29:39 2012	(r239943)
@@ -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);