Foley & Lardner
Apparatus for controlling execution of a program in a computing device
 An apparatus for controlling execution of a program of instructions in a computing device comprising an instruction fetching buffer-decoder for fetching the instructions in fetch batches and decoding the fetched instructions to generate a plurality of decoded instructions; an executing unit for executing the decoded instructions; and a storage unit including a plurality of registers for storing operand information. Each respective register includes at least one scoreboard bit indicating how the respective register is being used by the plurality of instructions; the execution unit effects execution of a specified instruction when a specified register containing operand information required by the specified instruction has a scoreboard bit having a specified value. 
Advanced Micro Devices, Inc.
G G G G G G G
G06F G06F G06F G06F G06F G06F G06F
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Thang M.
Tran