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| -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 d55fb80268..c314e0e2fb 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 |