Gary L. Brown

Instruction length decoder for generating output length indicia to identity boundaries between variable length instructions

Decoder for single cycle decoding of single prefixes in variable length instructions

Decoder for decoding multiple instructions in parallel

Method for parallel steering of fixed length fields containing a variable length instruction from an instruction buffer to parallel decoders

Method and apparatus for aligning an instruction boundary in variable length macroinstructions with an instruction buffer

Method for state recovery during assist and restart in a decoder having an alias mechanism

System for inserting a supplemental micro-operation flow into a macroinstruction-generated micro-operation flow

Packing valid micro operations received from a parallel decoder into adjacent locations of an output queue

Decoder having independently loaded micro-alias and macro-alias registers accessible simultaneously by one micro-operation

Decoding circuit and method providing immediate data for a micro-operation issued from a decoder