Presentation 2001/5/11
An Implementation of a switch chip for compiler's static data transfer scheduling
T. Morimura, K. Tanaka, K. Iwai, H. Amano,
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Abstract(in English) We proposed a multistage interconnection network R-Clos II for the multiprocessor system ASCA to schedule the data transfer statically. R-Clos II is a multistage network which consists of hierarchically clustering multiple Clos networks with extra intermediate stages. To schedule communications between processors easily, it is also important that a switch architecture supports the compiler's data transfer scheduling. Therefore we propose a new switch architecture, called MGF switch architecture, which has two sets of the transfer channel with a crossbar for scheduled packet and non-scheduled packet respectively. In this paper, the chip feature which we implemented are described and we evaluate it's transfer ability by Verilog-HDL simulation. Additionally, the average latency of MGF switch with 40% larger size hardware are about 40% better than that of single channel normal switch at the most.
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Keyword(in English) MIN, / Clos Network / multiprocessor / static scheduling / switch architecture
Paper # VLD2001-14
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Committee VLD
Conference Date 2001/5/11(1days)
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Registration To VLSI Design Technologies (VLD)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An Implementation of a switch chip for compiler's static data transfer scheduling
Sub Title (in English)
Keyword(1) MIN,
Keyword(2) Clos Network
Keyword(3) multiprocessor
Keyword(4) static scheduling
Keyword(5) switch architecture
1st Author's Name T. Morimura
1st Author's Affiliation Keio University()
2nd Author's Name K. Tanaka
2nd Author's Affiliation Keio University
3rd Author's Name K. Iwai
3rd Author's Affiliation National Defence Academy
4th Author's Name H. Amano
4th Author's Affiliation Keio University
Date 2001/5/11
Paper # VLD2001-14
Volume (vol) vol.101
Number (no) 46
Page pp.pp.-
#Pages 8
Date of Issue