(57) ABSTRACT A data managing System includes data managing apparatuses storing data
using a first storage unit and a second storage unit with a higher access speed than the first …

In a logically partitioned host computer system comprising host processors (host CPUs)
partitioned into a plurality of guest processors (guest CPUs) of a guest configuration, a …

A data processing apparatus is disclosed that comprises: a processor for processing a
stream of decoded instructions; a prefetch unit for fetching instructions within a stream of …

This paper describes the large capacity hierarchical branch predictor in the 5.5 GHz IBM
zEnterprise EC12 microprocessor. Performance analyses in a simulation model and on …

Embodiments relate to multithreaded branch prediction. An aspect includes a system for
dynamically evaluating how to share entries of a multithreaded branch prediction structure …

In a packet processing system, where a packet processor normally performs a fixed number
of processing cycles on a packet as it progresses through a processing pipeline, a method of …

(57) ABSTRACT A method, system and program product for comparing two operands
wherein one operand is obtained from memory wherein the address of the memory operand …

Embodiments relate to asynchronous lookahead hierarchical branch prediction. An aspect
includes a system for asynchronous lookahead hierarchical branch prediction. The system …

A method of presenting different virtual routers to different end users, classes of service, or
packets is provided. An incoming packet is received having a VLAN field and at least one …

This invention relates generally to branch prediction in a computer system, and more
particularly to detecting and executing an implicit predicted return from a predicted Sub …