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Last change
on this file since 1 was
1,
checked in by moo, 7 years ago
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initial import to online
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File size:
425 bytes
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| 1 | #ifndef __ALIGN_H |
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| 2 | #define __ALIGN_H |
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| 3 | typedef union align_union { |
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| 4 | double d; |
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| 5 | void *v; |
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| 6 | int (*func)(int); |
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| 7 | long l; |
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| 8 | } align_union; |
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| 9 | |
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| 10 | #if (defined (__GNUC__) && __GNUC__ >= 2) |
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| 11 | #define XCACHE_PLATFORM_ALIGNMENT (__alignof__ (align_union)) |
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| 12 | #else |
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| 13 | #define XCACHE_PLATFORM_ALIGNMENT (sizeof(align_union)) |
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| 14 | #endif |
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| 15 | |
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| 16 | #define ALIGN(n) ((((size_t)(n)-1) & ~(XCACHE_PLATFORM_ALIGNMENT-1)) + XCACHE_PLATFORM_ALIGNMENT) |
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| 17 | |
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| 18 | #endif /* __ALIGN_H */ |
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