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5127091 System for reducing delay in instruction execution by executing branch instructions in separate processor while dispatching subsequent instructions to primary processor  
A data processing system including a circuit for storing a sequence of instructions, a circuit for determining if the instruction sequence includes a branch instruction, a circuit for storing a...
5072364 Method and apparatus for recovering from an incorrect branch prediction in a processor that executes a family of instructions in parallel  
A branch recovery mechanism completes the processing of a concurrently issued family of instructions depending on the location of the branch instruction in the family and on whether the branch was...
5051896 Apparatus and method for nullifying delayed slot instructions in a pipelined computer system  
In a computing system which has memory and an instruction pipeline, a method and apparatus allows for nullification of a second instruction responsive to the state of a nullification field in a...
4914579 Apparatus for branch prediction for computer instructions  
An apparatus for branch prediction for computer instructions predicts the outcome of an executing branch instruction in response to instruction operands Q, R, and B. The apparatus includes...
4853840 Instruction prefetching device including a circuit for checking prediction of a branch instruction before the instruction is executed  
In a data processing system capable of processing instructions under pipeline control in a plurality of stages including an executing stage, an instruction prefetching device comprises a prediction...
4760520 Data processor capable of executing instructions under prediction  
A buffer or a plurality of buffers are provided each for holding a write address and an address specifying a write position which are obtained as a result of an execution based on a predicted...
4755966 Bidirectional branch prediction and optimization  
A method and apparatus for efficient branching within a central processing unit with overlapped fetch and execute cycles which optimizes the efficient fetching of instructions.
4636943 Enhanced CPU microbranching architecture  
Hardware for performing microcode branching in a central processing unit allows for two different speeds of branches which can be used by microcode and includes flexibility to optionally inhibit...
4435756 Branch predicting computer  
Disclosed is a digital computer which includes means for storing a plurality of instructions arranged as a program with conditional branch instructions at respective locations in said program...
4430706 Branch prediction apparatus and method for a data processing system  
A pipelined data processing system is provided having a branch prediction mechanism which monitors instruction flow and provides a record in a prediction memory indicating whether or not a branch...
4390946 Lookahead addressing in a pipeline computer control store with separate memory segments for single and multiple microcode instruction sequences  
The microinstructions controlling a pipeline processor are held in a control store that is partitioned into two microcode memory banks. The invention can support three modes of sequencing; single...
4373180 Microprogrammed control system capable of pipelining even when executing a conditional branch instruction  
A microprogrammed control system capable of overlapping the fetch and execution of microinstructions even when a conditional jump microinstruction is being executed. The control system comprises a...
4200927 Multi-instruction stream branch processing mechanism  
In a high-performance computer which prefetches and predecodes instructions for sequential presentation to an execution unit, at least three separately gated and sequenced multi-instruction buffers...
3629853 DATA-PROCESSING ELEMENT  
A digital computer system having multiple memory units for storing information words representative of data and instructions, control means including means for extracting information words from the...
3401376 Central processor  
Matches 401 - 415 out of 415 < 1 2 3 4 5 6 7 8 9