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authorDavid Howells <dhowells@redhat.com>2012-10-09 09:47:47 +0100
committerDavid Howells <dhowells@redhat.com>2012-10-09 09:47:47 +0100
commitdf842f79f0e2aed9092a73f611f41f03630a3823 (patch)
treedb2dc067ad2ab04cda1567b5b006ad85eb0a7ec6 /arch/tile/include/uapi/asm/swab.h
parentUAPI: (Scripted) Disintegrate arch/tile/include/arch (diff)
downloadlinux-dev-df842f79f0e2aed9092a73f611f41f03630a3823.tar.xz
linux-dev-df842f79f0e2aed9092a73f611f41f03630a3823.zip
UAPI: (Scripted) Disintegrate arch/tile/include/asm
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'arch/tile/include/uapi/asm/swab.h')
-rw-r--r--arch/tile/include/uapi/asm/swab.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/tile/include/uapi/asm/swab.h b/arch/tile/include/uapi/asm/swab.h
new file mode 100644
index 000000000000..7c37b38f6c8d
--- /dev/null
+++ b/arch/tile/include/uapi/asm/swab.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright 2010 Tilera Corporation. All Rights Reserved.
+ *
+ * This program 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, version 2.
+ *
+ * This program 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, GOOD TITLE or
+ * NON INFRINGEMENT. See the GNU General Public License for
+ * more details.
+ */
+
+#ifndef _ASM_TILE_SWAB_H
+#define _ASM_TILE_SWAB_H
+
+/* Tile gcc is always >= 4.3.0, so we use __builtin_bswap. */
+#define __arch_swab32(x) __builtin_bswap32(x)
+#define __arch_swab64(x) __builtin_bswap64(x)
+#define __arch_swab16(x) (__builtin_bswap32(x) >> 16)
+
+#endif /* _ASM_TILE_SWAB_H */