Electrical computers and digital processing systems: processing – Processing control – Branching
Reexamination Certificate
2006-06-30
2008-12-30
Kim, Kenneth S (Department: 2111)
Electrical computers and digital processing systems: processing
Processing control
Branching
C712S239000
Reexamination Certificate
active
07472264
ABSTRACT:
One embodiment of the present invention provides a system that predicts a jump target for a jump instruction. During operation, the system starts fetching the jump instruction while executing a process. Next, the system uses a program counter for the process and uses state information that is specific to the process to look up the jump target for the jump instruction. Finally, the system uses the jump target returned by the lookup as a predicted jump target for the jump instruction.
REFERENCES:
patent: 5283873 (1994-02-01), Steely et al.
patent: 5454087 (1995-09-01), Narita et al.
patent: 6021489 (2000-02-01), Poplingher
patent: 6115810 (2000-09-01), Patel et al.
patent: 6553488 (2003-04-01), Yeh et al.
Caprioli Paul
Chaudhry Shailender
Lu Jiejun
Yip Edmond H.
Kim Kenneth S
Park Vaughan & Fleming LLP
Sun Microsystems Inc.
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