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authorMichel Dänzer <[email protected]>2011-11-02 18:21:48 +0100
committerMichel Dänzer <[email protected]>2011-11-02 18:24:09 +0100
commit4a3be16fd2d126a84ff2f087f2a2900afa19d235 (patch)
tree719521cdf09fa51ee402199e97237b2cd4176636 /src/gallium
parent29e2bc8b13be0f7ec48f8514e47322353e041365 (diff)
gallium/util: Add macros for converting from little endian to CPU byte order.
Signed-off-by: Michel Dänzer <[email protected]> Reviewed-by: Jose Fonseca <[email protected]>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/auxiliary/util/u_math.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_math.h b/src/gallium/auxiliary/util/u_math.h
index c74c1da7675..b9295f4f85c 100644
--- a/src/gallium/auxiliary/util/u_math.h
+++ b/src/gallium/auxiliary/util/u_math.h
@@ -574,6 +574,19 @@ util_bitcount(unsigned n)
/**
+ * Convert from little endian to CPU byte order.
+ */
+
+#ifdef PIPE_ARCH_BIG_ENDIAN
+#define util_le32_to_cpu(x) util_bswap32(x)
+#define util_le16_to_cpu(x) util_bswap16(x)
+#else
+#define util_le32_to_cpu(x) (x)
+#define util_le16_to_cpu(x) (x)
+#endif
+
+
+/**
* Reverse byte order of a 32 bit word.
*/
static INLINE uint32_t