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author | Bill Wendling <isanbard@gmail.com> | 2008-08-21 22:40:10 +0000 |
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committer | Bill Wendling <isanbard@gmail.com> | 2008-08-21 22:40:10 +0000 |
commit | d611cf6dcdbfcc0115f9ad273f3be903d8956d9b (patch) | |
tree | 2546b75bf7ec035c2fdc4eb1e9d32b6f0903f8cf /lib/Analysis/ValueTracking.cpp | |
parent | fd2a05332a11399e08fcd8a1e952e1fc959fac5c (diff) | |
download | llvm-d611cf6dcdbfcc0115f9ad273f3be903d8956d9b.tar.gz llvm-d611cf6dcdbfcc0115f9ad273f3be903d8956d9b.tar.bz2 llvm-d611cf6dcdbfcc0115f9ad273f3be903d8956d9b.tar.xz |
Temporarily reverting r55137. This was causing the bootstrap to go into an
infinite loop.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55149 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/ValueTracking.cpp')
-rw-r--r-- | lib/Analysis/ValueTracking.cpp | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/lib/Analysis/ValueTracking.cpp b/lib/Analysis/ValueTracking.cpp index b956d390a8..3a04f5eb86 100644 --- a/lib/Analysis/ValueTracking.cpp +++ b/lib/Analysis/ValueTracking.cpp @@ -509,13 +509,9 @@ void llvm::ComputeMaskedBits(Value *V, const APInt &Mask, ComputeMaskedBits(R, Mask2, KnownZero2, KnownOne2, TD, Depth+1); Mask2 = APInt::getLowBitsSet(BitWidth, KnownZero2.countTrailingOnes()); - - // We need to take the minimum number of known bits - APInt KnownZero3(KnownZero), KnownOne3(KnownOne); - KnownOne3.clear(); - KnownZero3.clear(); - ComputeMaskedBits(L, Mask2, KnownZero3, KnownOne3, TD, Depth+1); - + KnownOne2.clear(); + KnownZero2.clear(); + ComputeMaskedBits(L, Mask2, KnownZero2, KnownOne2, TD, Depth+1); KnownZero = Mask & APInt::getLowBitsSet(BitWidth, KnownZero2.countTrailingOnes()); |