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128-Bit Addressing in RISC-V and Security

Tue1530-128bit-Addr-RISC-V-Wallach-Micron

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Exascale Issues<br />

• Subject to cost <strong>and</strong> power<br />

criCcal apps desire<br />

– One byte per peak flop (DOE<br />

ASC)<br />

– As much as you can<br />

• 2^64_bit words desirable<br />

(global access)<br />

• Memcached ConfiguraCons<br />

[7]<br />

– FronCng LARGE Disk Farms<br />

• Big Data <strong>and</strong> Compute.<br />

• BTW: An ExaByte requires 60<br />

bits of address<br />

2016 _NOV _<strong>RISC</strong>V_WORKSHOP 23

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