---

yaml --- r: 85900 b: refs/heads/master c: a22fb7f h: refs/heads/master v: v3
git-mirror · Feb 19, 2008 · 15afcb2 · 15afcb2
1 parent fcddab5
commit 15afcb2
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Showing 2 changed files with 13 additions and 9 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 03513bccad33667ed738cfd96dc5757e539e0bdb
+refs/heads/master: a22fb7ff1259e6ee87d0ba3559c9f7b7d0cb20d2
diff --git a/trunk/include/asm-s390/bitops.h b/trunk/include/asm-s390/bitops.h
@@ -456,16 +456,18 @@ static inline unsigned long __ffz_word_loop(const unsigned long *addr,
 
 	asm volatile(
 #ifndef __s390x__
-		"	ahi	%1,31\n"
-		"	srl	%1,5\n"
+		"	ahi	%1,-1\n"
+		"	sra	%1,5\n"
+		"	jz	1f\n"
 		"0:	c	%2,0(%0,%3)\n"
 		"	jne	1f\n"
 		"	la	%0,4(%0)\n"
 		"	brct	%1,0b\n"
 		"1:\n"
 #else
-		"	aghi	%1,63\n"
-		"	srlg	%1,%1,6\n"
+		"	aghi	%1,-1\n"
+		"	srag	%1,%1,6\n"
+		"	jz	1f\n"
 		"0:	cg	%2,0(%0,%3)\n"
 		"	jne	1f\n"
 		"	la	%0,8(%0)\n"
@@ -491,16 +493,18 @@ static inline unsigned long __ffs_word_loop(const unsigned long *addr,
 
 	asm volatile(
 #ifndef __s390x__
-		"	ahi	%1,31\n"
-		"	srl	%1,5\n"
+		"	ahi	%1,-1\n"
+		"	sra	%1,5\n"
+		"	jz	1f\n"
 		"0:	c	%2,0(%0,%3)\n"
 		"	jne	1f\n"
 		"	la	%0,4(%0)\n"
 		"	brct	%1,0b\n"
 		"1:\n"
 #else
-		"	aghi	%1,63\n"
-		"	srlg	%1,%1,6\n"
+		"	aghi	%1,-1\n"
+		"	srag	%1,%1,6\n"
+		"	jz	1f\n"
 		"0:	cg	%2,0(%0,%3)\n"
 		"	jne	1f\n"
 		"	la	%0,8(%0)\n"