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| author | Fiona Glaser <escha@apple.com> | 2015-08-29 23:04:38 +0000 |
|---|---|---|
| committer | Fiona Glaser <escha@apple.com> | 2015-08-29 23:04:38 +0000 |
| commit | 934765c1df9990b0edc77c20c3d8fdd6476dc65d (patch) | |
| tree | 0e9918ed265a959697c9f862fcf74eddbe5a5583 /llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | |
| parent | 79bf113dca6aac999c9588720d5d3e6c3ae39d48 (diff) | |
| download | bcm5719-llvm-934765c1df9990b0edc77c20c3d8fdd6476dc65d.tar.gz bcm5719-llvm-934765c1df9990b0edc77c20c3d8fdd6476dc65d.zip | |
SelectionDAG: add missing ComputeSignBits case for SELECT_CC
Identical to SELECT, just with different operand numbers.
llvm-svn: 246366
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp index 82537eb8923..7ccaaf72c37 100644 --- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp @@ -2613,6 +2613,11 @@ unsigned SelectionDAG::ComputeNumSignBits(SDValue Op, unsigned Depth) const{ if (Tmp == 1) return 1; // Early out. Tmp2 = ComputeNumSignBits(Op.getOperand(2), Depth+1); return std::min(Tmp, Tmp2); + case ISD::SELECT_CC: + Tmp = ComputeNumSignBits(Op.getOperand(2), Depth+1); + if (Tmp == 1) return 1; // Early out. + Tmp2 = ComputeNumSignBits(Op.getOperand(3), Depth+1); + return std::min(Tmp, Tmp2); case ISD::SMIN: case ISD::SMAX: case ISD::UMIN: |
