Difference between revisions of "Instruction Set/mul"

Revision as of 18:50, 20 December 2014

aliases: muls mulu mulsv muluv
native on: all

Integer multiplication. Multiplication resides in its own type of Functional Unit separate from most other interger operations.

mul(op x, op y) → op r₀

operands: like Identity [xx:x]

Core	In Slots	Latencies
Tin	E0	b,b:b=3 bv,bv:bv=3 h,h:h=3 hv,hv:hv=3 w,w:w=3 wv,wv:wv=3 d,d:d=4 dv,dv:dv=4 q,q:q=4 qv,qv:qv=4
Copper	E0	b,b:b=3 bv,bv:bv=3 h,h:h=3 hv,hv:hv=3 w,w:w=3 wv,wv:wv=3 d,d:d=4 dv,dv:dv=4 q,q:q=4 qv,qv:qv=4
Silver	E0 E1	b,b:b=3 bv,bv:bv=3 h,h:h=3 hv,hv:hv=3 w,w:w=3 wv,wv:wv=3 d,d:d=4 dv,dv:dv=4 q,q:q=4 qv,qv:qv=4
Gold	E0 E1 E2 E3	b,b:b=3 bv,bv:bv=3 h,h:h=3 hv,hv:hv=3 w,w:w=3 wv,wv:wv=3 d,d:d=4 dv,dv:dv=4 q,q:q=4 qv,qv:qv=4
Decimal8	E0 E1	b,b:b=3 bv,bv:bv=3 h,h:h=3 hv,hv:hv=3 w,w:w=3 wv,wv:wv=3 d,d:d=4 dv,dv:dv=4 q,q:q=4 qv,qv:qv=4
Decimal16	E0 E1	b,b:b=3 bv,bv:bv=3 h,h:h=3 hv,hv:hv=3 w,w:w=3 wv,wv:wv=3 d,d:d=4 dv,dv:dv=4 q,q:q=4 qv,qv:qv=4

@@ Line 5: / Line 5: @@
 </div>
-multiplication
+Integer multiplication.
+Multiplication resides in its own type of [[Functional Unit]] separate from most other interger operations.
 ----
 <code style="font-size:130%"><b style="color:#050">mul</b>(<span style="color:#009">[[Domains#op|op]]</span> <span title="belt operand from ops window">x</span>, <span style="color:#009">[[Domains#op|op]]</span> <span title="belt operand from ops window">y</span>) &#8594; [[Domains#op|op]] r<sub>0</sub></code>