diff options
Diffstat (limited to 'llvm/lib/Target/Hexagon/HexagonBitSimplify.cpp')
-rw-r--r-- | llvm/lib/Target/Hexagon/HexagonBitSimplify.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Target/Hexagon/HexagonBitSimplify.cpp b/llvm/lib/Target/Hexagon/HexagonBitSimplify.cpp index 6024d9f..3b8234c 100644 --- a/llvm/lib/Target/Hexagon/HexagonBitSimplify.cpp +++ b/llvm/lib/Target/Hexagon/HexagonBitSimplify.cpp @@ -1957,7 +1957,8 @@ bool BitSimplification::genStoreUpperHalf(MachineInstr *MI) { return false; const BitTracker::RegisterCell &RC = BT.lookup(RS.Reg); RegHalf H; - if (!matchHalf(0, RC, 0, H)) + unsigned B = (RS.Sub == Hexagon::isub_hi) ? 32 : 0; + if (!matchHalf(0, RC, B, H)) return false; if (H.Low) return false; |