- 专利标题: DETECTING A DYNAMIC CONTROL FLOW RE-CONVERGENCE POINT FOR CONDITIONAL BRANCHES IN HARDWARE
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申请号: EP20163796.4申请日: 2020-03-18
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公开(公告)号: EP3767462A1公开(公告)日: 2021-01-20
- 发明人: Chauhan, Adarsh , Sala, Franck , Gaur, Jayesh , Sperber, Zeev , Rappoport, Lihu , Yoaz, Adi , Subramoney, Sreenivas
- 申请人: INTEL Corporation
- 申请人地址: US Santa Clara, CA 95054 2200 Mission College Blvd.
- 代理机构: Samson & Partner Patentanwälte mbB
- 优先权: US201916729349 20191228
- 主分类号: G06F9/38
- IPC分类号: G06F9/38
摘要:
Systems, methods, and apparatuses relating to hardware for auto-predication of critical branches. In one embodiment, a processor core includes a decoder to decode instructions into decoded instructions, an execution unit to execute the decoded instructions, a branch predictor circuit to predict a future outcome of a branch instruction, and a branch predication manager circuit to disable use of the predicted future outcome for a conditional critical branch comprising the branch instruction.
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