Grid to Ports Clock Routing for Ports Clock Routing for Grid-to-Ports Clock Routing for Ports Clock Routing for High Performance Microprocessor Designs

摘要: Grid to Ports Clock Routing for Ports Clock Routing for Grid-to-Ports Clock Routing for Ports Clock Routing for High Performance Page 1 Grid to Ports Clock Routing for Ports Clock Routing for Grid-to-Ports Clock Routing for Ports Clock Routing for High Performance Microprocessor Designs Haitong Tian#, Wai-Chung Tang#, Evangeline FY Young# and CN Sze* # Department of Computer Science and Engineering The Chinese University of Hong Kong * IBM Austin Research Laboratory ISPD ’11, Santa Barbara , USA March 28, 2011 Page 2 Outline ● Introduction ● Problem Formulation ● Routing Algorithm E i l R l ● Experimental Results ● Conclusion ● Conclusion 2 ISPD 2011 Page 3 Clock Distribution Categories ● Clock distribution is an very important issue ○Buffered and unbuffered trees ● Used in various ASICs ● Supported by many physical design tools ● See Tsay TCAD’93, Xi DAC’95 ○Non-tree …