automake commit without merge history

grub-core/kern/sparc64/cache.S

@@ -0,0 +1,41 @@
+/* cache.S - Flush the processor cache for a specific region.  */
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2005,2007,2009  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/symbol.h>
+
+        .file   "cache.S"
+
+        .text
+
+/*
+ * void grub_arch_sync_caches (void *address, grub_size_t len)
+ */
+FUNCTION(grub_arch_sync_caches)
+	brz,pn		%o1, 2f
+	 add		%o0, %o1, %o1
+	add		%o1, 7, %o1
+	andn		%o1, 7, %o1
+	andn		%o0, 7, %o0
+	sub		%o1, %o0, %o1
+1:	subcc		%o1, 8, %o1
+	bne,pt		%icc, 1b
+	 flush		%o0 + %o1
+2:	retl
+	 nop
+