Presentation 2014-07-11
A Floorplan-driven High-Level Synthesis Algorithm for Reducing Multiplexer Inputs Targeting FPGAs
Koichi FUJIWARA, Shinya ABE, Kazushi KAWAMURA, Masao YANAGISAWA, Nozomu TOGAWA,
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Abstract(in English) Recently, high-level synthesis (HLS) techniques for FPGA designs are required in situations when it is need to improve specifications in a short time such as computerized stock tradings. In HLS for FPGA designs, we need to consider module floorplan and reduce multiplexer's cost concurrently. In this paper, we propose a floorplan-aware HLS algorithm for reducing multiplexer inputs targeting FPGA designs. By utilizing a distirbuted-register architecture called HDR, we can easily consider module floorplan in HLS. In order to reduce multiplexer inputs, we propose a novel binding methods called datapath-oriented register binding. Experimental results demonstrate that our algorithm can realize FPGA designs which reduce the number of slices by up to 33% and 13% on average compared with the conventional approach.
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Keyword(in English) high-level synthesis (HLS) / FPGA / multiplexer / floorplan / interconnection delay
Paper # CAS2014-41,VLD2014-50,SIP2014-62,MSS2014-41,SIS2014-41
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Conference Date 2014/7/2(1days)
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Registration To Mathematical Systems Science and its applications(MSS)
Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) A Floorplan-driven High-Level Synthesis Algorithm for Reducing Multiplexer Inputs Targeting FPGAs
Sub Title (in English)
Keyword(1) high-level synthesis (HLS)
Keyword(2) FPGA
Keyword(3) multiplexer
Keyword(4) floorplan
Keyword(5) interconnection delay
1st Author's Name Koichi FUJIWARA
1st Author's Affiliation Grad. of Computer Science and Communications Engineering, Waseda University()
2nd Author's Name Shinya ABE
2nd Author's Affiliation Grad. of Computer Science and Communications Engineering, Waseda University
3rd Author's Name Kazushi KAWAMURA
3rd Author's Affiliation Grad. of Computer Science and Communications Engineering, Waseda University
4th Author's Name Masao YANAGISAWA
4th Author's Affiliation Grad. of Computer Science and Communications Engineering, Waseda University
5th Author's Name Nozomu TOGAWA
5th Author's Affiliation Grad. of Computer Science and Communications Engineering, Waseda University
Date 2014-07-11
Paper # CAS2014-41,VLD2014-50,SIP2014-62,MSS2014-41,SIS2014-41
Volume (vol) vol.114
Number (no) 125
Page pp.pp.-
#Pages 6
Date of Issue