svn commit: r268319 - in projects/arm64/sys: arm64/arm64 conf

Andrew Turner andrew at FreeBSD.org
Sun Jul 6 16:05:33 UTC 2014


Author: andrew
Date: Sun Jul  6 16:05:32 2014
New Revision: 268319
URL: http://svnweb.freebsd.org/changeset/base/268319

Log:
  Switch to an asm version of swtch.S

Added:
  projects/arm64/sys/arm64/arm64/swtch.S   (contents, props changed)
Deleted:
  projects/arm64/sys/arm64/arm64/swtch.c
Modified:
  projects/arm64/sys/conf/files.arm64

Added: projects/arm64/sys/arm64/arm64/swtch.S
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ projects/arm64/sys/arm64/arm64/swtch.S	Sun Jul  6 16:05:32 2014	(r268319)
@@ -0,0 +1,39 @@
+/*-
+ * Copyright (c) 2014 Andrew Turner
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ */
+
+#include <machine/asm.h>
+
+__FBSDID("$FreeBSD$");
+
+ENTRY(savectx)
+	adr	x0, .Lsavectx_panic_str
+	bl	panic
+	ret
+.Lsavectx_panic_str:
+	.asciz "savectx"
+END(savectx)
+

Modified: projects/arm64/sys/conf/files.arm64
==============================================================================
--- projects/arm64/sys/conf/files.arm64	Sun Jul  6 16:04:28 2014	(r268318)
+++ projects/arm64/sys/conf/files.arm64	Sun Jul  6 16:05:32 2014	(r268319)
@@ -16,7 +16,7 @@ arm64/arm64/mem.c		standard
 arm64/arm64/pmap.c		standard
 arm64/arm64/stack_machdep.c	standard
 arm64/arm64/support.c		standard
-arm64/arm64/swtch.c		standard
+arm64/arm64/swtch.S		standard
 arm64/arm64/sys_machdep.c	standard
 arm64/arm64/trap.c		standard
 arm64/arm64/uio_machdep.c	standard


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