svn commit: r253891 - in projects/atomic64/sys: amd64/include i386/include

Jung-uk Kim jkim at FreeBSD.org
Fri Aug 2 18:32:02 UTC 2013


Author: jkim
Date: Fri Aug  2 18:32:01 2013
New Revision: 253891
URL: http://svnweb.freebsd.org/changeset/base/253891

Log:
  Allow an immediate for the bit number.
  
  Suggested by:

Modified:
  projects/atomic64/sys/amd64/include/atomic.h
  projects/atomic64/sys/i386/include/atomic.h

Modified: projects/atomic64/sys/amd64/include/atomic.h
==============================================================================
--- projects/atomic64/sys/amd64/include/atomic.h	Fri Aug  2 18:05:42 2013	(r253890)
+++ projects/atomic64/sys/amd64/include/atomic.h	Fri Aug  2 18:32:01 2013	(r253891)
@@ -225,7 +225,7 @@ atomic_testandset_int(volatile u_int *p,
 	"# atomic_testandset_int"
 	: "=r" (res),			/* 0 */
 	  "=m" (*p)			/* 1 */
-	: "r" (v),			/* 2 */
+	: "Ir" (v % 32),		/* 2 */
 	  "m" (*p)			/* 3 */
 	: "cc");
 	return (res);
@@ -243,7 +243,7 @@ atomic_testandset_long(volatile u_long *
 	"# atomic_testandset_long"
 	: "=r" (res),			/* 0 */
 	  "=m" (*p)			/* 1 */
-	: "r" ((u_long)v),		/* 2 */
+	: "Jr" ((u_long)v % 64),	/* 2 */
 	  "m" (*p)			/* 3 */
 	: "cc");
 	return (res);

Modified: projects/atomic64/sys/i386/include/atomic.h
==============================================================================
--- projects/atomic64/sys/i386/include/atomic.h	Fri Aug  2 18:05:42 2013	(r253890)
+++ projects/atomic64/sys/i386/include/atomic.h	Fri Aug  2 18:32:01 2013	(r253891)
@@ -364,9 +364,9 @@ atomic_testandset_int(volatile u_int *p,
 	"	btsl	%2, %1 ;	"
 	"	setc	%0 ;		"
 	"# atomic_testandset_int"
-	: "=r" (res),			/* 0 (result) */
+	: "=r" (res),			/* 0 */
 	  "=m" (*p)			/* 1 */
-	: "r" (v),			/* 2 */
+	: "Ir" (v % 32),		/* 2 */
 	  "m" (*p)			/* 3 */
 	: "cc");
 	return (res);


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