AArch64: fall back to SDAG for instructions with emulated TLS variables

Author: sschallerDS

llvm/lib/Target/AArch64/GISel/AArch64InstructionSelector.cpp

@@ -2960,8 +2960,12 @@ bool AArch64InstructionSelector::select(MachineInstr &I) {
       assert(OpFlags == AArch64II::MO_GOT);
     } else {
       GV = I.getOperand(1).getGlobal();
-      if (GV->isThreadLocal())
+      if (GV->isThreadLocal()) {
+        // We don't support instructions with emulated TLS variables yet
+        if (TM.useEmulatedTLS())
+          return false;
         return selectTLSGlobalValue(I, MRI);
+      }
       OpFlags = STI.ClassifyGlobalReference(GV, TM);
     }