Invention Grant
US09075600B2 Program status word dependency handling in an out of order microprocessor design
有权
程序状态字依赖处理在一个无序的微处理器设计
- Patent Title: Program status word dependency handling in an out of order microprocessor design
- Patent Title (中): 程序状态字依赖处理在一个无序的微处理器设计
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Application No.: US12822974Application Date: 2010-06-24
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Publication No.: US09075600B2Publication Date: 2015-07-07
- Inventor: Gregory W. Alexander , Brian D. Barrick , Michael Billeci , Fadi Y. Busaba , Bruce C. Giamei , David A. Schroter
- Applicant: Gregory W. Alexander , Brian D. Barrick , Michael Billeci , Fadi Y. Busaba , Bruce C. Giamei , David A. Schroter
- Applicant Address: US NY Armonk
- Assignee: International Business Machines Corporation
- Current Assignee: International Business Machines Corporation
- Current Assignee Address: US NY Armonk
- Agency: Cantor Colburn LLP
- Agent Margaret McNamara
- Main IPC: G06F9/30
- IPC: G06F9/30 ; G06F9/38
Abstract:
A computer implemented method of processing instructions of a computer program. The method comprises providing at least two copies of program status data; identifying a first update instruction of the instructions that writes to at least one field of the program status data; and associating the first update instruction with a first copy of the at least two copies of program status data.
Public/Granted literature
- US20110320782A1 PROGRAM STATUS WORD DEPENDENCY HANDLING IN AN OUT OF ORDER MICROPROCESSOR DESIGN Public/Granted day:2011-12-29
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