diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp index 487af807ab9..fdfc729c9c6 100644 --- a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp @@ -1302,11 +1302,11 @@ bool TargetLowering::isConstTrueVal(const SDNode *N) const { if (!BV) return false; - BitVector UndefElements; - CN = BV->getConstantSplatNode(&UndefElements); - // Only interested in constant splats, and we don't try to handle undef - // elements in identifying boolean constants. - if (!CN || UndefElements.none()) + // Only interested in constant splats, we don't care about undef + // elements in identifying boolean constants and getConstantSplatNode + // returns NULL if all ops are undef; + CN = BV->getConstantSplatNode(); + if (!CN) return false; } @@ -1342,11 +1342,11 @@ bool TargetLowering::isConstFalseVal(const SDNode *N) const { if (!BV) return false; - BitVector UndefElements; - CN = BV->getConstantSplatNode(&UndefElements); - // Only interested in constant splats, and we don't try to handle undef - // elements in identifying boolean constants. - if (!CN || UndefElements.none()) + // Only interested in constant splats, we don't care about undef + // elements in identifying boolean constants and getConstantSplatNode + // returns NULL if all ops are undef; + CN = BV->getConstantSplatNode(); + if (!CN) return false; } |
