Commit f717483a authored by Matt Arsenault's avatar Matt Arsenault
Browse files

GlobalISel: Assert on invalid bitcast in MIRBuilder 

The other casts validate, so this should too.
parent 752e2e24

llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp

+7 −0
Original line number Diff line number Diff line
@@ -1013,6 +1013,13 @@ MachineInstrBuilder MachineIRBuilder::buildInstr(unsigned Opc, 
                     SrcOps[0].getLLTTy(*getMRI()), false);

    break;

  }

  case TargetOpcode::G_BITCAST: {

    assert(DstOps.size() == 1 && "Invalid Dst");

    assert(SrcOps.size() == 1 && "Invalid Srcs");

    assert(DstOps[0].getLLTTy(*getMRI()).getSizeInBits() ==

           SrcOps[0].getLLTTy(*getMRI()).getSizeInBits() && "invalid bitcast");

    break;

  }

  case TargetOpcode::COPY:

    assert(DstOps.size() == 1 && "Invalid Dst");

    // If the caller wants to add a subreg source it has to be done separately