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Registered PROCESSOR AND INSTRUCTION PROCESSING METHOD IN PROCESSOR

마이크로 명령어 저장 캐시를 통한 프로세서 전력 절감 장치
이미지 확대
Inventors
Kwon Young-Su, Nak Woong Eum
Application No.
13608774 (2012.09.10)
Publication No.
20130080747 (2013.03.28)
Registration No.
9274794 (2016.03.01)
Country
UNITED STATES
Project Code
11MB1700, Energy Scalable Vector Processor - Primary Technology, Nak Woong Eum
Abstract
The present invention relates to a processor including: an instruction cache configured to store at least some of first instructions stored in an external memory and second instructions each including a plurality of micro instructions; a micro cache configured to store third instructions corresponding to the plurality of micro instructions included in the second instructions; and a core configured to read out the first and second instructions from the instruction cache and perform calculation, in which the core performs calculation by the first instructions from the instruction cache under a normal mode, and when the process enters a micro instruction mode, the core performs calculation by the third instructions corresponding to the plurality of micro instructions provided from the micro cache.
KSP Keywords
Normal Mode, Processing Method, external memory, instruction cache