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| author | Daniel Dunbar <daniel@zuster.org> | 2009-02-16 22:57:04 +0000 |
|---|---|---|
| committer | Daniel Dunbar <daniel@zuster.org> | 2009-02-16 22:57:04 +0000 |
| commit | 305a1bf30995859188bf274d442b3a756c6e65ca (patch) | |
| tree | 50b506522bbcf76c29a6ede3d5174a4ef299fe8d /include/llvm/Support/MathExtras.h | |
| parent | f22bdca2722add4bac21f91c05cd9bccf65ed45f (diff) | |
| download | external_llvm-305a1bf30995859188bf274d442b3a756c6e65ca.zip external_llvm-305a1bf30995859188bf274d442b3a756c6e65ca.tar.gz external_llvm-305a1bf30995859188bf274d442b3a756c6e65ca.tar.bz2 | |
Add llvm::RoundUpToAlignment.
- No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64691 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Support/MathExtras.h')
| -rw-r--r-- | include/llvm/Support/MathExtras.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/llvm/Support/MathExtras.h b/include/llvm/Support/MathExtras.h index d55fb80..c314e0e 100644 --- a/include/llvm/Support/MathExtras.h +++ b/include/llvm/Support/MathExtras.h @@ -412,6 +412,18 @@ static inline uint64_t NextPowerOf2(uint64_t A) { A |= (A >> 32); return A + 1; } + +/// RoundUpToAlignment - Returns the next integer (mod 2**64) that is +/// greater than or equal to \arg Value and is a multiple of \arg +/// Align. Align must be non-zero. +/// +/// Examples: +/// RoundUpToAlignment(5, 8) = 8 +/// RoundUpToAlignment(17, 8) = 24 +/// RoundUpToAlignment(~0LL, 8) = 0 +inline uint64_t RoundUpToAlignment(uint64_t Value, uint64_t Align) { + return ((Value + Align - 1) / Align) * Align; +} } // End llvm namespace |