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authorChris Metcalf <cmetcalf@tilera.com>2012-10-12 15:11:08 -0400
committerChris Metcalf <cmetcalf@tilera.com>2012-10-12 15:11:08 -0400
commitd20f2f83b2374c1cee042981cb45493a3e06b6a5 (patch)
tree9b9350f65c23d0166aaa314559c37fdff0b0d62a /arch/tile/include/uapi/asm/swab.h
parentccff9b1db693062b0a9c9070f4304deb47ef215c (diff)
parentdf842f79f0e2aed9092a73f611f41f03630a3823 (diff)
downloadop-kernel-dev-d20f2f83b2374c1cee042981cb45493a3e06b6a5.zip
op-kernel-dev-d20f2f83b2374c1cee042981cb45493a3e06b6a5.tar.gz
Merge tag 'tags/disintegrate-tile-20121009' into for-linus
UAPI Disintegration 2012-10-09
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
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+++ 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 */
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