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macros: add align_up()

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S.J.R. van Schaik 2017-05-29 16:39:44 +02:00
parent a7d71e84cf
commit bf677b7655
1 changed files with 1 additions and 0 deletions
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include/macros.h
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@ -22,6 +22,7 @@
#define ROUND_UP(x, k) (((x) + (k) - 1) & ~((k) - 1)) #define ROUND_UP(x, k) (((x) + (k) - 1) & ~((k) - 1))
#define align(x, k) ((x) & ~((1 << (k)) - 1)) #define align(x, k) ((x) & ~((1 << (k)) - 1))
#define align_up(x, k) align(x + ((1 << (k)) - 1), k)
#define is_aligned(x, k) (!((x) & ((1 << (k)) - 1))) #define is_aligned(x, k) (!((x) & ((1 << (k)) - 1)))
#define align_eq(x, y, k) (!(((x) ^ (y)) >> k)) #define align_eq(x, y, k) (!(((x) ^ (y)) >> k))