Difference between revisions of "Instruction Set/mulswv"

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multiplication
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Signed integer multiply. Widening for a vector.
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<code style="font-size:130%"><b style="color:#050">mulswv</b>(<span style="color:#009">[[Domains#s|s]]</span> <span title="belt operand from ops window">x</span>, <span style="color:#009">[[Domains#s|s]]</span> <span title="belt operand from ops window">y</span>) &#8594; [[Domains#s|s]] r<sub>0</sub>, [[Domains#s|s]] r<sub>1</sub></code>
 
<code style="font-size:130%"><b style="color:#050">mulswv</b>(<span style="color:#009">[[Domains#s|s]]</span> <span title="belt operand from ops window">x</span>, <span style="color:#009">[[Domains#s|s]]</span> <span title="belt operand from ops window">y</span>) &#8594; [[Domains#s|s]] r<sub>0</sub>, [[Domains#s|s]] r<sub>1</sub></code>

Revision as of 18:53, 20 December 2014

realizing  exu stream  exu block  compute phase   operation   in the signed integer value domain   using widening overflow behavior   that produces condition codes

native on: all

Signed integer multiply. Widening for a vector.


mulswv(s x, s y) → s r0, s r1

operands: like Widenv XX:2X2X


Core In Slots Latencies
Tin E0 bv,bv:hv,hv=3,3 hv,hv:wv,wv=4,4 wv,wv:dv,dv=5,5 dv,dv:qv,qv=6,6
Copper E0 bv,bv:hv,hv=3,3 hv,hv:wv,wv=4,4 wv,wv:dv,dv=5,5 dv,dv:qv,qv=6,6
Silver E0 E1 bv,bv:hv,hv=3,3 hv,hv:wv,wv=4,4 wv,wv:dv,dv=5,5 dv,dv:qv,qv=6,6
Gold E0 E1 E2 E3 bv,bv:hv,hv=3,3 hv,hv:wv,wv=4,4 wv,wv:dv,dv=5,5 dv,dv:qv,qv=6,6
Decimal8 E0 E1 bv,bv:hv,hv=3,3 hv,hv:wv,wv=4,4 wv,wv:dv,dv=5,5 dv,dv:qv,qv=6,6
Decimal16 E0 E1 bv,bv:hv,hv=3,3 hv,hv:wv,wv=4,4 wv,wv:dv,dv=5,5 dv,dv:qv,qv=6,6


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