Expansion of a stacked register file using shadow registers

• Main Author: RYCHLIK BOHUSLAV
• Format: Patent
• Language: English
• Published: 10.05.2007
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

One or more Shadow Register Files (SRF) are interposed between a Physical Register File (PRF) and a Backing Store (BS) in a shadow register file system. The SRFs comprise dual-port registers connected serially in a chain of arbitrary depth from the PRF. A Register Save Engine has random access to on...