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authorJosé Fonseca <[email protected]>2010-02-26 15:37:18 +0000
committerJosé Fonseca <[email protected]>2010-02-26 16:46:34 +0000
commitfda9a19b3465e3eb6ef74611a85021055eb78a64 (patch)
treebe79c31f05f6d6dbdfe483c05d196d1d62435b8e /src/gallium/auxiliary/util/u_math.h
parent092010db3798f9a49ff9184bf238099af849e885 (diff)
util: Add util_bswap16.
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 b2969a210a7..d1ec13def30 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.
*/