From: Michel Dänzer <michel.daenzer@amd.com>
Date: Wed, 2 Nov 2011 17:21:48 +0000 (+0100)
Subject: gallium/util: Add macros for converting from little endian to CPU byte order.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4a3be16fd2d126a84ff2f087f2a2900afa19d235;p=mesa.git

gallium/util: Add macros for converting from little endian to CPU byte order.

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Jose Fonseca <jfonseca@vmware.com>
---

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
@@ -573,6 +573,19 @@ 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.
  */