diff options
Diffstat (limited to 'lib/Support/APInt.cpp')
| -rw-r--r-- | lib/Support/APInt.cpp | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/lib/Support/APInt.cpp b/lib/Support/APInt.cpp index 3bce3f3..6a6384a 100644 --- a/lib/Support/APInt.cpp +++ b/lib/Support/APInt.cpp @@ -2344,13 +2344,21 @@ APInt::tcExtractBit(const integerPart *parts, unsigned int bit) & ((integerPart) 1 << bit % integerPartWidth)) != 0; } -/* Set the given bit of a bignum. */ +/* Set the given bit of a bignum. */ void APInt::tcSetBit(integerPart *parts, unsigned int bit) { parts[bit / integerPartWidth] |= (integerPart) 1 << (bit % integerPartWidth); } +/* Clears the given bit of a bignum. */ +void +APInt::tcClearBit(integerPart *parts, unsigned int bit) +{ + parts[bit / integerPartWidth] &= + ~((integerPart) 1 << (bit % integerPartWidth)); +} + /* Returns the bit number of the least significant set bit of a number. If the input number has no bits set -1U is returned. */ unsigned int |