View source for Instruction Set/addfn

{{DISPLAYTITLE:addfn}}
<div style="font-size:80%;line-height:90%;margin-bottom:2em">[[Speculation|realizing]]&nbsp;&nbsp;[[Encoding|exu stream]]&nbsp;&nbsp;[[Decode|exu block]]&nbsp;&nbsp;[[Phasing|compute phase]]&nbsp;&nbsp; operation&nbsp;&nbsp; [[Domains|in the binary floating point value domain]]&nbsp;&nbsp; [[Condition Code|that produces condition codes]] [[Rounding|and rounds toward negative infinity]]<br />
'''native on:''' [[Cores/Silver|Silver]] [[Cores/Gold|Gold]] <br />
</div>

Floating point add in current rounding to nearest.

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<code style="font-size:130%"><b style="color:#050">addfn</b>(<span style="color:#009">[[Domains#f|f]]</span> <span title="belt operand from ops window">x</span>, <span style="color:#009">[[Domains#f|f]]</span> <span title="belt operand from ops window">y</span>) &#8594; [[Domains#f|f]] r<sub>0</sub></code>
<div style="font-size:80%;line-height:90%;margin-bottom:2em">'''operands:''' [[Operands#likeAddf|like Addf [ff:f]]]
</div>
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{| class="mw-collapsible mw-collapsed wikitable" data-expandtext="&#9656;" data-collapsetext="&#9662;"
! [[Cores|Core]] || [[Slot|In Slots]]|| [[Latency|Latencies]]
|-
| [[Cores/Silver/Encoding#addfn|Silver]] || E0 E1 || w,w:w=3 wv,wv:wv=3 d,d:d=4 dv,dv:dv=4 q,q:q=5 qv,qv:qv=5 
|-
| [[Cores/Gold/Encoding#addfn|Gold]] || E0 E1 E2 E3 || w,w:w=3 wv,wv:wv=3 d,d:d=4 dv,dv:dv=4 q,q:q=5 qv,qv:qv=5 
|}


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