1. A method, comprising: determining a first vector based on information associated with a first instruction; determining a second vector based on information associated with the first instruction; selecting, based on information associated with the first instruction, one of a plurality of vector elements of the first vector to be provided to a first operand input of a first arithmetic processor; selecting, based on information associated with the first instruction, one of a plurality of vector elements of the second vector to be provided to a second operand input of the first arithmetic processor.