http://www.peertopatent.org/patent/20080046686/activity One embodiment of the present invention is a processor that processes inductive doubling SIMD instructions, which processor comprises: an Instruction Fetch Unit that loads a SIMD instruction and applies it as input to a SIMD Instruction Decode Unit; wherein the SIMD Instruction Decode Unit decodes the applied SIMD instruction and produces output signals including SIMD field width identification signals and one or more SIMD half-operand modifier signals. en-us