lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even if there is no i-cache.

2007-09-07  Sterling Augustine  <sterling@tensilica.com>
	* config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
	if there is no i-cache.

From-SVN: r128256

gcc/ChangeLog

+2007-09-07  Sterling Augustine  <sterling@tensilica.com>
+
+	* config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
+	if there is no i-cache.
+
 2007-09-07  Richard Guenther  <rguenther@suse.de>
 
 	Reapply

gcc/config/xtensa/lib2funcs.S

@@ -184,7 +184,7 @@ __xtensa_sync_caches:
 	addi	a2, a2, (1 << XCHAL_ICACHE_LINEWIDTH)
 	addi	a4, a4, -1
 	bnez	a4, .Licache_loop
-	isync
 #endif
+	isync
 	retw
 	.size	__xtensa_sync_caches, .-__xtensa_sync_caches