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

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Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Jose Fonseca <jfonseca@vmware.com>
(cherry picked from commit 4a3be16fd2)
This commit is contained in:
Michel Dänzer 2011-11-02 18:21:48 +01:00 • committed by Marek Olšák
parent d15ce8dd29
commit f60e81ecb2
1 changed files with 13 additions and 0 deletions
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13
src/gallium/auxiliary/util/u_math.h
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@ -547,6 +547,19 @@ 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.
*/