Patent ID: 6134651
Filing Date: 2000-10-17
Classification: G06F

Abstract:
A reorder buffer comprising:a storage comprising a plurality of entries, wherein each one of said plurality of entries is configured to store an instruction result corresponding to an instruction in response to executing said instruction by one of a plurality of functional units, and wherein each one of said plurality of entries belongs to only one of a plurality of subsets of said plurality of entries, and wherein each of said plurality of functional units is coupled to a respective subset of said plurality of subsets, wherein each one of said plurality of entries in said respective subset is predetermined to correspond to said one or said plurality of functional units; anda control unit coupled to said storage, wherein said control unit is configured to allocate one of said plurality of entries to a first instruction responsive to determining which of said plurality of functional units is to execute said first instruction, said one of said plurality of entries corresponding to one of said plurality of functional units to which said first instruction is dispatched.