Difference between revisions of "Instruction Set/neg"

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negate
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Integer arithmetic negation. Modulo overflow.
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i.e. 0 becomes -1.
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<code style="font-size:130%"><b style="color:#050">neg</b>(<span style="color:#009">[[Domains#op|op]]</span> <span title="belt operand from ops window">x</span>) &#8594; [[Domains#op|op]] r<sub>0</sub></code>
 
<code style="font-size:130%"><b style="color:#050">neg</b>(<span style="color:#009">[[Domains#op|op]]</span> <span title="belt operand from ops window">x</span>) &#8594; [[Domains#op|op]] r<sub>0</sub></code>

Revision as of 00:09, 3 January 2015

realizing  exu stream  exu block  compute phase   operation   in the logical value domain   that produces condition codes

aliases: negs negsv
native on: all

Integer arithmetic negation. Modulo overflow. i.e. 0 becomes -1.



neg(op x) → op r0

operands: like Identity [xx:x]


Core In Slots Latencies
Tin E0 1
Copper E0 E1 1
Silver E0 E1 E2 E3 1
Gold E0 E1 E2 E3 E4 E5 E6 E7 1
Decimal8 E0 E1 E2 E3 1
Decimal16 E0 E1 E2 E3 1


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