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| author | Shih-wei Liao <sliao@google.com> | 2010-04-07 12:21:42 -0700 |
|---|---|---|
| committer | Shih-wei Liao <sliao@google.com> | 2010-04-07 12:21:42 -0700 |
| commit | e4454320b3cfffe926a487c33fbeb454366de2f8 (patch) | |
| tree | 133c05da684edf4a3b2529bcacfa996298c455f6 /lib/Support/APInt.cpp | |
| parent | 20570085304f0a4ab4f112a01d77958bbd2827a1 (diff) | |
| download | external_llvm-e4454320b3cfffe926a487c33fbeb454366de2f8.tar.gz external_llvm-e4454320b3cfffe926a487c33fbeb454366de2f8.tar.bz2 external_llvm-e4454320b3cfffe926a487c33fbeb454366de2f8.zip | |
libbcc
Change-Id: Ieaa3ebd5a38f370752495549f8870b534eeedfc5
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 3bce3f3ed3..6a6384aa3f 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 |