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sandbox: Add compiler defines to support a 64-bit x86_64 platform

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This sets __WORDSIZE to 8 correctly on 64-bit machines.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2011-09-23 06:22:06 +00:00 • committed by Wolfgang Denk
parent 65bf1d39f4
commit a7551a3f79
1 changed files with 15 additions and 1 deletions
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16
include/compiler.h
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@ -111,11 +111,25 @@ typedef unsigned int uint;
#include <linux/types.h> #include <linux/types.h>
#include <asm/byteorder.h> #include <asm/byteorder.h>
#if __SIZEOF_LONG__ == 8
# define __WORDSIZE 64
#elif __SIZEOF_LONG__ == 4
# define __WORDSIZE 32
#else
/*
* Assume 32-bit for now - only newer toolchains support this feature and
* this is only required for sandbox support at present.
*/
#define __WORDSIZE 32
#endif
/* Types for `void *' pointers. */ /* Types for `void *' pointers. */
#if __WORDSIZE == 64 #if __WORDSIZE == 64
typedef unsigned long int uintptr_t; typedef unsigned long int uintptr_t;
#else #elif __WORDSIZE == 32
typedef unsigned int uintptr_t; typedef unsigned int uintptr_t;
#else
#error "__WORDSIZE has unexpected value"
#endif #endif
#endif #endif