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only copy GLubyte[4] as a GLuint on x86

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This commit is contained in:
Brian Paul 2001-06-08 15:46:30 +00:00
parent 36822c50ad
commit fabc30cfdd
1 changed files with 8 additions and 16 deletions
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24
src/mesa/main/macros.h
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@ -1,4 +1,4 @@
/* $Id: macros.h,v 1.22 2001/06/08 12:49:38 brianp Exp $ */
/* $Id: macros.h,v 1.23 2001/06/08 15:46:30 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -122,27 +122,19 @@ do { \
(DST)[3] = (SRC)[3]; \
} while (0)
#if defined(__sparc__)
/* Using the GLuint cast fails if DST or SRC are not dword-aligned */
#if defined(__i386__)
#define COPY_4UBV(DST, SRC) \
do { \
*((GLuint*)(DST)) = *((GLuint*)(SRC)); \
} while (0)
#else
/* The GLuint cast might fail if DST or SRC are not dword-aligned (RISC) */
do { \
(DST)[0] = (SRC)[0]; \
(DST)[1] = (SRC)[1]; \
(DST)[2] = (SRC)[2]; \
(DST)[3] = (SRC)[3]; \
} while (0)
#else
#define COPY_4UBV(DST, SRC) \
do { \
if (sizeof(GLuint)==4*sizeof(GLubyte)) { \
*((GLuint*)(DST)) = *((GLuint*)(SRC)); \
} \
else { \
(DST)[0] = (SRC)[0]; \
(DST)[1] = (SRC)[1]; \
(DST)[2] = (SRC)[2]; \
(DST)[3] = (SRC)[3]; \
} \
} while (0)
#endif
#define COPY_2FV( DST, SRC ) \