Arm_bitval extend : 
  dest:Arm_types.op ->
  src:Arm_types.op ->
  ?src2:Arm_types.op ->
  Arm_types.sign ->
  [< `B | `H ] ->
  rot:Arm_types.op ->
  Arm_types.op ->
  Bap.Std.stmt listval bit_field_insert : 
  dest:Arm_types.op ->
  src:Arm_types.op ->
  Bap.Std.Word.t ->
  Arm_types.op ->
  Bap.Std.stmt listval bit_extract : 
  dest:Arm_types.op ->
  src:Arm_types.op ->
  Arm_types.sign ->
  lsb:Arm_types.op ->
  widthminus1:Arm_types.op ->
  Arm_types.op ->
  Bap.Std.stmt list