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authorZack Rusin <zackr@vmware.com>2010-03-15 15:24:38 -0400
committerZack Rusin <zackr@vmware.com>2010-03-15 15:24:38 -0400
commit275c4bd3643d773210780cb8d578ca84f2604684 (patch)
tree8266edc39d4253ac0f2a0ecd41f560f3d815bb5c /src/gallium/auxiliary/util/u_math.h
parentc5c5cd7132e18f4aad8e73d8ee879f8823c4c1e7 (diff)
parentd0b35352ed27b1e66785c45ee95a352ed06b47ce (diff)
Merge remote branch 'origin/master' into gallium_draw_llvm
Diffstat (limited to 'src/gallium/auxiliary/util/u_math.h')
-rw-r--r--src/gallium/auxiliary/util/u_math.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_math.h b/src/gallium/auxiliary/util/u_math.h
index b2969a210a..d1ec13def3 100644
--- a/src/gallium/auxiliary/util/u_math.h
+++ b/src/gallium/auxiliary/util/u_math.h
@@ -532,6 +532,17 @@ util_bswap32(uint32_t n)
/**
+ * Reverse byte order of a 16 bit word.
+ */
+static INLINE uint16_t
+util_bswap16(uint16_t n)
+{
+ return (n >> 8) |
+ (n << 8);
+}
+
+
+/**
* Clamp X to [MIN, MAX].
* This is a macro to allow float, int, uint, etc. types.
*/