View source for Instruction Set/narrowus

{{DISPLAYTITLE:narrowus}}
<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 unsigned integer value domain]]&nbsp;&nbsp; [[Overflow|using saturating overflow behavior]]&nbsp;&nbsp;<br />
'''native on:''' [[Cores|all]]<br />
</div>

narrow scalar to half width
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<code style="font-size:130%"><b style="color:#050">narrowus</b>(<span style="color:#009">[[Domains#u|u]]</span> <span title="belt operand from ops window">v</span>) &#8594; [[Domains#u|u]] r<sub>0</sub></code>
<div style="font-size:80%;line-height:90%;margin-bottom:2em">'''operands:''' [[Operands#likeNarrow|like Narrow [xx:&#189;x]]]
</div>
<br />

{| class="mw-collapsible mw-collapsed wikitable" data-expandtext="&#9656;" data-collapsetext="&#9662;"
! [[Cores|Core]] || [[Slot|In Slots]]|| [[Latency|Latencies]]
|-
| [[Cores/Tin/Encoding#670|Tin]] || E0 || 2
|-
| [[Cores/Copper/Encoding#670|Copper]] || E0 E1 || 2
|-
| [[Cores/Silver/Encoding#670|Silver]] || E0 E1 E2 E3 || 2
|-
| [[Cores/Gold/Encoding#670|Gold]] || E0 E1 E2 E3 E4 E5 E6 E7 || 2
|-
| [[Cores/Decimal8/Encoding#670|Decimal8]] || E0 E1 E2 E3 || 2
|-
| [[Cores/Decimal16/Encoding#670|Decimal16]] || E0 E1 E2 E3 || 2
|}

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<code style="font-size:130%"><b style="color:#050">narrowus</b>(<span style="color:#009">[[Domains#u|u]]</span> <span title="belt operand from ops window">v1</span>, <span style="color:#009">[[Domains#u|u]]</span> <span title="belt operand from ops window">v2</span>) &#8594; [[Domains#u|u]] r<sub>0</sub></code>
<div style="font-size:80%;line-height:90%;margin-bottom:2em">'''operands:''' [[Operands#likeNarrowv|like Narrowv [XX:&#189;x]]]
</div>
<br />

{| class="mw-collapsible mw-collapsed wikitable" data-expandtext="&#9656;" data-collapsetext="&#9662;"
! [[Cores|Core]] || [[Slot|In Slots]]|| [[Latency|Latencies]]
|-
| [[Cores/Tin/Encoding#669|Tin]] || E0 || 2
|-
| [[Cores/Copper/Encoding#669|Copper]] || E0 E1 || 2
|-
| [[Cores/Silver/Encoding#669|Silver]] || E0 E1 E2 E3 || 2
|-
| [[Cores/Gold/Encoding#669|Gold]] || E0 E1 E2 E3 E4 E5 E6 E7 || 2
|-
| [[Cores/Decimal8/Encoding#669|Decimal8]] || E0 E1 E2 E3 || 2
|-
| [[Cores/Decimal16/Encoding#669|Decimal16]] || E0 E1 E2 E3 || 2
|}