diff options
Diffstat (limited to 'lib/Target/XCore/XCoreISelLowering.cpp')
| -rw-r--r-- | lib/Target/XCore/XCoreISelLowering.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/Target/XCore/XCoreISelLowering.cpp b/lib/Target/XCore/XCoreISelLowering.cpp index 8231d1baef..3695ce2324 100644 --- a/lib/Target/XCore/XCoreISelLowering.cpp +++ b/lib/Target/XCore/XCoreISelLowering.cpp @@ -1361,7 +1361,7 @@ SDValue XCoreTargetLowering::PerformDAGCombine(SDNode *N, return DAG.getMergeValues(Ops, 2, dl); } - // fold (ladd x, 0, y) -> 0, add x, y if carry is unused and y has only the + // fold (ladd x, 0, y) -> 0, add x, y iff carry is unused and y has only the // low bit set if (N1C && N1C->isNullValue() && N->hasNUsesOfValue(0, 0)) { APInt KnownZero, KnownOne; @@ -1385,7 +1385,7 @@ SDValue XCoreTargetLowering::PerformDAGCombine(SDNode *N, ConstantSDNode *N1C = dyn_cast<ConstantSDNode>(N1); EVT VT = N0.getValueType(); - // fold (lsub 0, 0, x) -> x, -x if x has only the low bit set + // fold (lsub 0, 0, x) -> x, -x iff x has only the low bit set if (N0C && N0C->isNullValue() && N1C && N1C->isNullValue()) { APInt KnownZero, KnownOne; APInt Mask = APInt::getHighBitsSet(VT.getSizeInBits(), @@ -1400,7 +1400,7 @@ SDValue XCoreTargetLowering::PerformDAGCombine(SDNode *N, } } - // fold (lsub x, 0, y) -> 0, sub x, y if borrow is unused and y has only the + // fold (lsub x, 0, y) -> 0, sub x, y iff borrow is unused and y has only the // low bit set if (N1C && N1C->isNullValue() && N->hasNUsesOfValue(0, 0)) { APInt KnownZero, KnownOne; |