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author | Zachary T Welch <zw@superlucidity.net> | 2009-11-16 02:53:57 -0800 |
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committer | Zachary T Welch <zw@superlucidity.net> | 2009-11-16 09:58:11 -0800 |
commit | a94748ec6da9bdc6e25a7f73bbea723b8b55fa33 (patch) | |
tree | c6aebc5e8f39d0918f9a88dd43e373ea9d28e210 /src/helper/types.h | |
parent | f0ce88b3af9a6090ac986160950d66317de5087e (diff) | |
download | riscv-openocd-a94748ec6da9bdc6e25a7f73bbea723b8b55fa33.zip riscv-openocd-a94748ec6da9bdc6e25a7f73bbea723b8b55fa33.tar.gz riscv-openocd-a94748ec6da9bdc6e25a7f73bbea723b8b55fa33.tar.bz2 |
rename CEIL as DIV_ROUND_UP
Improves the name of this macro, moves it to types.h, and adds a block
of Doxygen comments to describe what it does.
Diffstat (limited to 'src/helper/types.h')
-rw-r--r-- | src/helper/types.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/helper/types.h b/src/helper/types.h index a8753c5..8f6283b 100644 --- a/src/helper/types.h +++ b/src/helper/types.h @@ -73,6 +73,15 @@ typedef bool _Bool; (type *)( (char *)__mptr - offsetof(type,member) );}) +/** + * Rounds @c m up to the nearest multiple of @c n using division. + * @params m The value to round up to @c n. + * @params n Round @c m up to a multiple of this number. + * @returns The rounded integer value. + */ +#define DIV_ROUND_UP(m, n) (((m) + (n) - 1) / (n)) + + /* DANGER!!!! here be dragons! * * Leave these fn's as byte accesses because it is safe |