{"id":"https://openalex.org/W2033631673","doi":"https://doi.org/10.1109/tvlsi.2015.2397876","title":"ContextPreRF: Enhancing the Performance and Energy of GPUs With Nonuniform Register Access","display_name":"ContextPreRF: Enhancing the Performance and Energy of GPUs With Nonuniform Register Access","publication_year":2015,"publication_date":"2015-03-29","ids":{"openalex":"https://openalex.org/W2033631673","doi":"https://doi.org/10.1109/tvlsi.2015.2397876","mag":"2033631673"},"language":"en","primary_location":{"id":"doi:10.1109/tvlsi.2015.2397876","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvlsi.2015.2397876","pdf_url":null,"source":{"id":"https://openalex.org/S37538908","display_name":"IEEE Transactions on Very Large Scale Integration (VLSI) Systems","issn_l":"1063-8210","issn":["1063-8210","1557-9999"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Very Large Scale Integration (VLSI) Systems","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5068448167","display_name":"Michael Moeng","orcid":null},"institutions":[{"id":"https://openalex.org/I170201317","display_name":"University of Pittsburgh","ror":"https://ror.org/01an3r305","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michael Moeng","raw_affiliation_strings":["Department of Computer Science, University of Pittsburgh, Pittsburgh, PA, USA","Department of Computer Science, University of Pittsburgh, Pittsburgh, PA USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Pittsburgh, Pittsburgh, PA, USA","institution_ids":["https://openalex.org/I170201317"]},{"raw_affiliation_string":"Department of Computer Science, University of Pittsburgh, Pittsburgh, PA USA","institution_ids":["https://openalex.org/I170201317"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100731919","display_name":"Haifeng Xu","orcid":"https://orcid.org/0000-0003-1538-6957"},"institutions":[{"id":"https://openalex.org/I170201317","display_name":"University of Pittsburgh","ror":"https://ror.org/01an3r305","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Haifeng Xu","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Pittsburgh University of Pittsburgh, Pittsburgh, PA, USA","[Department of Electrical and Computer Engineering, University of Pittsburgh University of Pittsburgh, Pittsburgh, PA, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Pittsburgh University of Pittsburgh, Pittsburgh, PA, USA","institution_ids":["https://openalex.org/I170201317"]},{"raw_affiliation_string":"[Department of Electrical and Computer Engineering, University of Pittsburgh University of Pittsburgh, Pittsburgh, PA, USA]","institution_ids":["https://openalex.org/I170201317"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038997010","display_name":"Rami Melhem","orcid":"https://orcid.org/0000-0001-6403-5446"},"institutions":[{"id":"https://openalex.org/I170201317","display_name":"University of Pittsburgh","ror":"https://ror.org/01an3r305","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rami Melhem","raw_affiliation_strings":["Department of Computer Science, University of Pittsburgh, Pittsburgh, PA, USA","Department of Computer Science, University of Pittsburgh, Pittsburgh, PA USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Pittsburgh, Pittsburgh, PA, USA","institution_ids":["https://openalex.org/I170201317"]},{"raw_affiliation_string":"Department of Computer Science, University of Pittsburgh, Pittsburgh, PA USA","institution_ids":["https://openalex.org/I170201317"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030875484","display_name":"Alex K. Jones","orcid":"https://orcid.org/0000-0001-7498-0206"},"institutions":[{"id":"https://openalex.org/I170201317","display_name":"University of Pittsburgh","ror":"https://ror.org/01an3r305","country_code":"US","type":"education","lineage":["https://openalex.org/I170201317"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Alex K. Jones","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Pittsburgh University of Pittsburgh, Pittsburgh, PA, USA","[Department of Electrical and Computer Engineering, University of Pittsburgh University of Pittsburgh, Pittsburgh, PA, USA]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Pittsburgh University of Pittsburgh, Pittsburgh, PA, USA","institution_ids":["https://openalex.org/I170201317"]},{"raw_affiliation_string":"[Department of Electrical and Computer Engineering, University of Pittsburgh University of Pittsburgh, Pittsburgh, PA, USA]","institution_ids":["https://openalex.org/I170201317"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I170201317"],"apc_list":null,"apc_paid":null,"fwci":1.6128,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.83420609,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"24","issue":"1","first_page":"343","last_page":"347"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10502","display_name":"Advanced Memory and Neural Computing","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/register-file","display_name":"Register file","score":0.9311859607696533},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8205502033233643},{"id":"https://openalex.org/keywords/processor-register","display_name":"Processor register","score":0.7126420736312866},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.6308749914169312},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.5392711162567139},{"id":"https://openalex.org/keywords/static-random-access-memory","display_name":"Static random-access memory","score":0.4994521141052246},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.3741484582424164},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.3480418026447296},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.3449873924255371},{"id":"https://openalex.org/keywords/instruction-set","display_name":"Instruction set","score":0.2049654722213745},{"id":"https://openalex.org/keywords/semiconductor-memory","display_name":"Semiconductor memory","score":0.13561192154884338},{"id":"https://openalex.org/keywords/memory-address","display_name":"Memory address","score":0.13149350881576538}],"concepts":[{"id":"https://openalex.org/C117280010","wikidata":"https://www.wikidata.org/wiki/Q180944","display_name":"Register file","level":3,"score":0.9311859607696533},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8205502033233643},{"id":"https://openalex.org/C2871975","wikidata":"https://www.wikidata.org/wiki/Q187466","display_name":"Processor register","level":4,"score":0.7126420736312866},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.6308749914169312},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.5392711162567139},{"id":"https://openalex.org/C68043766","wikidata":"https://www.wikidata.org/wiki/Q267416","display_name":"Static random-access memory","level":2,"score":0.4994521141052246},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.3741484582424164},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.3480418026447296},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.3449873924255371},{"id":"https://openalex.org/C202491316","wikidata":"https://www.wikidata.org/wiki/Q272683","display_name":"Instruction set","level":2,"score":0.2049654722213745},{"id":"https://openalex.org/C98986596","wikidata":"https://www.wikidata.org/wiki/Q1143031","display_name":"Semiconductor memory","level":2,"score":0.13561192154884338},{"id":"https://openalex.org/C153247305","wikidata":"https://www.wikidata.org/wiki/Q835713","display_name":"Memory address","level":3,"score":0.13149350881576538}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvlsi.2015.2397876","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvlsi.2015.2397876","pdf_url":null,"source":{"id":"https://openalex.org/S37538908","display_name":"IEEE Transactions on Very Large Scale Integration (VLSI) Systems","issn_l":"1063-8210","issn":["1063-8210","1557-9999"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Very Large Scale Integration (VLSI) Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9100000262260437,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G1186871601","display_name":null,"funder_award_id":"EFRI-1038139","funder_id":"https://openalex.org/F4320337387","funder_display_name":"Division of Computing and Communication Foundations"},{"id":"https://openalex.org/G4224532142","display_name":null,"funder_award_id":"CCF-1064976","funder_id":"https://openalex.org/F4320337387","funder_display_name":"Division of Computing and Communication Foundations"},{"id":"https://openalex.org/G43285538","display_name":null,"funder_award_id":"CNS-1012070","funder_id":"https://openalex.org/F4320337387","funder_display_name":"Division of Computing and Communication Foundations"}],"funders":[{"id":"https://openalex.org/F4320337387","display_name":"Division of Computing and Communication Foundations","ror":"https://ror.org/01mng8331"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1482635212","https://openalex.org/W1979527452","https://openalex.org/W1980364632","https://openalex.org/W1996573165","https://openalex.org/W2010202670","https://openalex.org/W2015426867","https://openalex.org/W2080592089","https://openalex.org/W2106346024","https://openalex.org/W2140354616","https://openalex.org/W2464177207","https://openalex.org/W4240165677","https://openalex.org/W6719768283"],"related_works":["https://openalex.org/W3041671716","https://openalex.org/W1579918296","https://openalex.org/W2128881050","https://openalex.org/W2112959014","https://openalex.org/W2122846563","https://openalex.org/W2039534605","https://openalex.org/W4226401879","https://openalex.org/W2148060071","https://openalex.org/W2084927653","https://openalex.org/W2172135102"],"abstract_inverted_index":{"Register":[0],"files":[1,20,53,71],"are":[2,21,30,113],"a":[3,44,90,100,115,146,161],"key":[4],"data":[5],"storage":[6],"unit":[7],"that":[8,49],"impacts":[9],"instruction":[10],"throughput":[11],"for":[12],"graphics":[13],"processing":[14],"units":[15],"(GPUs).":[16],"Typically,":[17],"GPU":[18],"register":[19,46,52,70,101,112,129,134,155,191],"quite":[22],"large":[23],"to":[24,72,94],"accommodate":[25],"many":[26],"concurrent":[27],"threads":[28],"and":[29,62,180],"implemented":[31,74],"using":[32],"the":[33,38,76,80,105,110,124,133,167,173,188],"same":[34,77],"SRAM":[35,136,190],"technology":[36],"as":[37,99],"on-chip":[39],"cache.":[40],"We":[41,86],"propose":[42,88],"contextrf,":[43],"new":[45],"file":[47,135,156],"architecture":[48],"efficiently":[50],"leverages":[51],"with":[54,82,137,145,160],"nonuniform":[55,106],"access":[56,107],"characteristics,":[57],"including":[58],"hybrid":[59],"SRAM/DRAM":[60],"(S/D)":[61],"spintronic":[63],"domain-wall":[64],"memories":[65,108],"(DWMs).":[66],"Contextrf":[67],"allows":[68],"greater-capacity":[69],"be":[73],"in":[75],"area":[78,175],"within":[79],"GPU,":[81],"reduced":[83],"power":[84],"consumption.":[85],"also":[87],"contextPreRF,":[89],"hardware":[91],"preswitch":[92],"scheme":[93,121],"hide":[95],"switching":[96,127],"delays-as":[97],"soon":[98],"request":[102],"is":[103],"queued,":[104],"containing":[109],"corresponding":[111],"sent":[114],"preemptive":[116],"switch":[117],"request.":[118],"Thus,":[119],"our":[120],"transparently":[122],"hides":[123],"penalties":[125],"of":[126],"between":[128],"contexts.":[130],"After":[131],"replacing":[132],"S/D,":[138],"we":[139,153,170],"can":[140],"reduce":[141,154],"energy":[142,157],"by":[143,158,185],"37%,":[144],"1.4%":[147],"average":[148,163],"performance":[149,164,184],"drop.":[150],"Employing":[151],"DWM,":[152,169],"74%,":[159],"0.4%":[162],"penalty.":[165],"For":[166],"denser":[168],"model":[171],"converting":[172],"saved":[174],"into":[176],"additional":[177],"registers,":[178],"cache,":[179],"shared":[181],"memory-this":[182],"improves":[183],"13.5%":[186],"over":[187],"baseline":[189],"file.":[192]},"counts_by_year":[{"year":2022,"cited_by_count":6},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
