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<header>
<h1 class="title">Module <code>ariths_gen.multi_bit_circuits.multipliers.dadda_multiplier</code></h1>
</header>
<section id="section-intro">
</section>
<section>
</section>
<section>
</section>
<section>
</section>
<section>
<h2 class="section-title" id="header-classes">Classes</h2>
<dl>
<dt id="ariths_gen.multi_bit_circuits.multipliers.dadda_multiplier.SignedDaddaMultiplier"><code class="flex name class">
<span>class <span class="ident">SignedDaddaMultiplier</span></span>
<span>(</span><span>a: <a title="ariths_gen.wire_components.buses.Bus" href="../../wire_components/buses.html#ariths_gen.wire_components.buses.Bus">Bus</a>,<br>b: <a title="ariths_gen.wire_components.buses.Bus" href="../../wire_components/buses.html#ariths_gen.wire_components.buses.Bus">Bus</a>,<br>prefix: str = '',<br>name: str = 's_dadda_cla',<br>unsigned_adder_class_name: str = ariths_gen.multi_bit_circuits.adders.carry_lookahead_adder.UnsignedCarryLookaheadAdder,<br>**kwargs)</span>
</code></dt>
<dd>
<div class="desc"><p>Class representing signed dadda multiplier.</p>
<p>Signed dadda multiplier represents fast N-bit multiplier which utilizes
the functionality of reduction algorithm proposed by Luigi Dadda and uses Baugh-Wooley algorithm
to perform signed multiplication.</p>
<p>First partial products are calculated for each bit pair that form the partial product multiplication columns.
At last the reduced pairs are inserted into chosen multi bit unsigned adder to execute their summation and obtain the final output bits,
additional XOR gate serve the necessary sign extension.</p>
<p>Dadda algorithm is described more in detail here:
<a href="https://en.wikipedia.org/wiki/Dadda_multiplier">https://en.wikipedia.org/wiki/Dadda_multiplier</a></p>
<p>It is composed of much less inner components (half/full adders, AND/NAND gates) as opposed
to e.g. wallace and array multipliers.</p>
<p>Description of the <strong>init</strong> method.</p>
<h2 id="args">Args</h2>
<dl>
<dt><strong><code>a</code></strong> :&ensp;<code>Bus</code></dt>
<dd>First input bus.</dd>
<dt><strong><code>b</code></strong> :&ensp;<code>Bus</code></dt>
<dd>Second input bus.</dd>
<dt><strong><code>prefix</code></strong> :&ensp;<code>str</code>, optional</dt>
<dd>Prefix name of signed dadda multiplier. Defaults to "".</dd>
<dt><strong><code>name</code></strong> :&ensp;<code>str</code>, optional</dt>
<dd>Name of signed dadda multiplier. Defaults to "s_dadda_cla".</dd>
<dt><strong><code>unsigned_adder_class_name</code></strong> :&ensp;<code>str</code>, optional</dt>
<dd>Unsigned multi bit adder used to obtain final sums of products. Defaults to UnsignedCarryLookaheadAdder.</dd>
</dl></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class SignedDaddaMultiplier(MultiplierCircuit):
&#34;&#34;&#34;Class representing signed dadda multiplier.
Signed dadda multiplier represents fast N-bit multiplier which utilizes
the functionality of reduction algorithm proposed by Luigi Dadda and uses Baugh-Wooley algorithm
to perform signed multiplication.
First partial products are calculated for each bit pair that form the partial product multiplication columns.
At last the reduced pairs are inserted into chosen multi bit unsigned adder to execute their summation and obtain the final output bits,
additional XOR gate serve the necessary sign extension.
Dadda algorithm is described more in detail here:
https://en.wikipedia.org/wiki/Dadda_multiplier
It is composed of much less inner components (half/full adders, AND/NAND gates) as opposed
to e.g. wallace and array multipliers.
Description of the __init__ method.
Args:
a (Bus): First input bus.
b (Bus): Second input bus.
prefix (str, optional): Prefix name of signed dadda multiplier. Defaults to &#34;&#34;.
name (str, optional): Name of signed dadda multiplier. Defaults to &#34;s_dadda_cla&#34;.
unsigned_adder_class_name (str, optional): Unsigned multi bit adder used to obtain final sums of products. Defaults to UnsignedCarryLookaheadAdder.
&#34;&#34;&#34;
def __init__(self, a: Bus, b: Bus, prefix: str = &#34;&#34;, name: str = &#34;s_dadda_cla&#34;, unsigned_adder_class_name: str = UnsignedCarryLookaheadAdder, **kwargs):
self.N = max(a.N, b.N)
super().__init__(inputs=[a, b], prefix=prefix, name=name, out_N=self.N*2, signed=True, **kwargs)
# Bus sign extension in case buses have different lengths
self.a.bus_extend(N=self.N, prefix=a.prefix)
self.b.bus_extend(N=self.N, prefix=b.prefix)
# Get starting stage and maximum possible column height
self.stage, self.d = self.get_maximum_height(initial_value=min(self.a.N, self.b.N))
# Initialize all columns partial products forming AND/NAND gates matrix based on Baugh-Wooley multiplication
self.columns = self.init_column_heights()
# Not used for 1 bit multiplier
if self.N != 1:
# Adding constant wire with value 1 to achieve signedness based on Baugh-Wooley multiplication algorithm
# (adding constant value bit to last column (with one bit) to combine them in XOR gate to get the correct final multplication output bit at the end)
self.columns[self.N].insert(1, ConstantWireValue1())
self.update_column_heights(curr_column=self.N, curr_height_change=1)
# Perform reduction until stage 0
for stage in range(self.stage, 0, -1):
col = 0
while col &lt; len(self.columns):
if self.get_column_height(col) == self.d + 1:
# Add half adder and also AND/NAND gates if neccesarry (via add_column_wire invocation) into list of circuit components
obj_adder = HalfAdder(self.add_column_wire(column=col, bit=0), self.add_column_wire(column=col, bit=1), prefix=self.prefix+&#34;_ha&#34;+str(self.get_instance_num(cls=HalfAdder)))
self.add_component(obj_adder)
# Update the number of current and next column wires
self.update_column_heights(curr_column=col, curr_height_change=-1, next_column=col+1, next_height_change=1)
# Update current and next column wires arrangement
# add ha&#39;s generated sum to the bottom of current column
# add ha&#39;s generated cout to the top of next column
self.update_column_wires(curr_column=col, next_column=col+1, adder=self.get_previous_component(1))
elif self.get_column_height(col) &gt; self.d:
# Add full adder and also AND/NAND gates if neccesarry (via add_column_wire invocation) into list of circuit components
obj_adder = FullAdder(self.add_column_wire(column=col, bit=0), self.add_column_wire(column=col, bit=1), self.add_column_wire(column=col, bit=2), prefix=self.prefix+&#34;_fa&#34;+str(self.get_instance_num(cls=FullAdder)))
self.add_component(obj_adder)
# Update the number of current and next column wires
self.update_column_heights(curr_column=col, curr_height_change=-2, next_column=col+1, next_height_change=1)
# Update current and next column wires arrangement
# add fa&#39;s generated sum to the bottom of current column
# add fa&#39;s generated cout to the top of next column
self.update_column_wires(curr_column=col, next_column=col+1, adder=self.get_previous_component(1))
# Next iteration with same column in case there is need for further reduction
col -= 1
col += 1
# Update maximum possible column height
_, self.d = self.get_maximum_height(stage)
# Output generation
# First output bit from single first pp AND gate
self.out.connect(0, self.add_column_wire(column=0, bit=0))
# Final addition of remaining bits
# 1 bit multiplier case (no sign extension)
if self.N == 1:
self.out.connect(1, ConstantWireValue0())
return
# 2 bit multiplier case
elif self.N == 2:
obj_ha = HalfAdder(self.add_column_wire(column=1, bit=0), self.add_column_wire(column=1, bit=1), prefix=self.prefix+&#34;_ha&#34;+str(self.get_instance_num(cls=HalfAdder)))
self.add_component(obj_ha)
self.out.connect(1, obj_ha.get_sum_wire())
obj_fa = FullAdder(self.get_previous_component().get_carry_wire(), self.add_column_wire(column=2, bit=0), self.add_column_wire(column=2, bit=1), prefix=self.prefix+&#34;_fa&#34;+str(self.get_instance_num(cls=FullAdder)))
self.add_component(obj_fa)
self.out.connect(2, obj_fa.get_sum_wire())
self.out.connect(3, obj_fa.get_carry_wire())
# Final addition of remaining bits using chosen unsigned multi bit adder
else:
# Obtain proper adder name with its bit width (columns bit pairs minus the first alone bit)
adder_name = unsigned_adder_class_name(a=a, b=b).prefix + str(len(self.columns)-1)
adder_a = Bus(prefix=f&#34;a&#34;, wires_list=[self.add_column_wire(column=col, bit=0) for col in range(1, len(self.columns))])
adder_b = Bus(prefix=f&#34;b&#34;, wires_list=[self.add_column_wire(column=col, bit=1) for col in range(1, len(self.columns))])
final_adder = unsigned_adder_class_name(a=adder_a, b=adder_b, prefix=self.prefix, name=adder_name, inner_component=True, **kwargs)
self.add_component(final_adder)
[self.out.connect(o, final_adder.out.get_wire(o-1), inserted_wire_desired_index=o-1) for o in range(1, len(self.out.bus))]
# Final XOR to ensure proper sign extension
obj_xor = XorGate(ConstantWireValue1(), self.out.get_wire(self.out.N-1), prefix=self.prefix+&#34;_xor&#34;+str(self.get_instance_num(cls=XorGate)), parent_component=self)
self.add_component(obj_xor)
self.out.connect(self.out.N-1, obj_xor.out)</code></pre>
</details>
<h3>Ancestors</h3>
<ul class="hlist">
<li><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit">MultiplierCircuit</a></li>
<li><a title="ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit">GeneralCircuit</a></li>
</ul>
<h3>Inherited members</h3>
<ul class="hlist">
<li><code><b><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit">MultiplierCircuit</a></b></code>:
<ul class="hlist">
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_column_wire" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_column_wire">add_column_wire</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_column_wires" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_column_wires">add_column_wires</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_component" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.add_component">add_component</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_row_wires" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_row_wires">add_row_wires</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_blif_code_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_blif_code_flat">get_blif_code_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_blif_code_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_blif_code_hier">get_blif_code_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_c_code_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_c_code_flat">get_c_code_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_c_code_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_c_code_hier">get_c_code_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_cgp_code_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_cgp_code_flat">get_cgp_code_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_blif" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_blif">get_circuit_blif</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_c" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_c">get_circuit_c</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_def" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_def">get_circuit_def</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_gates" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_gates">get_circuit_gates</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_v" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_v">get_circuit_v</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_wire_index" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_wire_index">get_circuit_wire_index</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_wires" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_wires">get_circuit_wires</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_column_height" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_column_height">get_column_height</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_column_wire" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_column_wire">get_column_wire</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_component_types" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_component_types">get_component_types</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declaration_blif" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declaration_blif">get_declaration_blif</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declaration_c_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declaration_c_flat">get_declaration_c_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declaration_c_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declaration_c_hier">get_declaration_c_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declaration_v_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declaration_v_flat">get_declaration_v_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declaration_v_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declaration_v_hier">get_declaration_v_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declarations_c_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declarations_c_hier">get_declarations_c_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declarations_v_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declarations_v_hier">get_declarations_v_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_blif_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_blif_flat">get_function_blif_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_block_blif" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_block_blif">get_function_block_blif</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_block_c" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_block_c">get_function_block_c</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_block_v" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_block_v">get_function_block_v</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_blocks_blif" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_blocks_blif">get_function_blocks_blif</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_blocks_c" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_blocks_c">get_function_blocks_c</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_blocks_v" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_blocks_v">get_function_blocks_v</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_out_blif" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_out_blif">get_function_out_blif</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_out_c_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_out_c_flat">get_function_out_c_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_out_c_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_out_c_hier">get_function_out_c_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_out_python_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_out_python_flat">get_function_out_python_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_out_v_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_out_v_flat">get_function_out_v_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_out_v_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_out_v_hier">get_function_out_v_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_hier_subcomponent_def" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_hier_subcomponent_def">get_hier_subcomponent_def</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_includes_c" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_includes_c">get_includes_c</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_init_c_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_init_c_flat">get_init_c_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_init_c_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_init_c_hier">get_init_c_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_init_python_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_init_python_flat">get_init_python_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_init_v_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_init_v_flat">get_init_v_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_init_v_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_init_v_hier">get_init_v_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_instance_num" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_instance_num">get_instance_num</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_invocation_blif_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_invocation_blif_hier">get_invocation_blif_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_invocations_blif_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_invocations_blif_hier">get_invocations_blif_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_maximum_height" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_maximum_height">get_maximum_height</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_multi_bit_components" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_multi_bit_components">get_multi_bit_components</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_one_bit_components" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_one_bit_components">get_one_bit_components</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_out_invocation_c" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_out_invocation_c">get_out_invocation_c</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_out_invocation_v" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_out_invocation_v">get_out_invocation_v</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_outputs_cgp" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_outputs_cgp">get_outputs_cgp</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_parameters_cgp" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_parameters_cgp">get_parameters_cgp</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_previous_component" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_previous_component">get_previous_component</a></code></li>
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<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_prototype_blif" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_prototype_blif">get_prototype_blif</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_prototype_c" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_prototype_c">get_prototype_c</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_prototype_python" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_prototype_python">get_prototype_python</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_prototype_v" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_prototype_v">get_prototype_v</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_python_code_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_python_code_flat">get_python_code_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_triplets_cgp" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_triplets_cgp">get_triplets_cgp</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_unique_types" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_unique_types">get_unique_types</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_v_code_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_v_code_flat">get_v_code_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_v_code_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_v_code_hier">get_v_code_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.init_column_heights" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.init_column_heights">init_column_heights</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.init_row_lengths" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.init_row_lengths">init_row_lengths</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.save_wire_id" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.save_wire_id">save_wire_id</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.update_column_heights" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.update_column_heights">update_column_heights</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.update_column_wires" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.update_column_wires">update_column_wires</a></code></li>
</ul>
</li>
</ul>
</dd>
<dt id="ariths_gen.multi_bit_circuits.multipliers.dadda_multiplier.UnsignedDaddaMultiplier"><code class="flex name class">
<span>class <span class="ident">UnsignedDaddaMultiplier</span></span>
<span>(</span><span>a: <a title="ariths_gen.wire_components.buses.Bus" href="../../wire_components/buses.html#ariths_gen.wire_components.buses.Bus">Bus</a>,<br>b: <a title="ariths_gen.wire_components.buses.Bus" href="../../wire_components/buses.html#ariths_gen.wire_components.buses.Bus">Bus</a>,<br>prefix: str = '',<br>name: str = 'u_dadda_cla',<br>unsigned_adder_class_name: str = ariths_gen.multi_bit_circuits.adders.carry_lookahead_adder.UnsignedCarryLookaheadAdder,<br>**kwargs)</span>
</code></dt>
<dd>
<div class="desc"><p>Class representing unsigned dadda multiplier.</p>
<p>Unsigned dadda multiplier represents fast N-bit multiplier which utilizes
the functionality of reduction algorithm proposed by Luigi Dadda.</p>
<p>First partial products are calculated for each bit pair that form the partial product multiplication columns.
At last the reduced pairs are inserted into chosen multi bit unsigned adder to execute their summation and obtain the final output bits.</p>
<p>Dadda algorithm is described more in detail here:
<a href="https://en.wikipedia.org/wiki/Dadda_multiplier">https://en.wikipedia.org/wiki/Dadda_multiplier</a></p>
<p>It is composed of much less inner components (half/full adders, AND gates) as opposed
to e.g. wallace and array multipliers.</p>
<p>Description of the <strong>init</strong> method.</p>
<h2 id="args">Args</h2>
<dl>
<dt><strong><code>a</code></strong> :&ensp;<code>Bus</code></dt>
<dd>First input bus.</dd>
<dt><strong><code>b</code></strong> :&ensp;<code>Bus</code></dt>
<dd>Second input bus.</dd>
<dt><strong><code>prefix</code></strong> :&ensp;<code>str</code>, optional</dt>
<dd>Prefix name of unsigned dadda multiplier. Defaults to "".</dd>
<dt><strong><code>name</code></strong> :&ensp;<code>str</code>, optional</dt>
<dd>Name of unsigned dadda multiplier. Defaults to "u_dadda_cla".</dd>
<dt><strong><code>unsigned_adder_class_name</code></strong> :&ensp;<code>str</code>, optional</dt>
<dd>Unsigned multi bit adder used to obtain final sums of products. Defaults to UnsignedCarryLookaheadAdder.</dd>
</dl></div>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class UnsignedDaddaMultiplier(MultiplierCircuit):
&#34;&#34;&#34;Class representing unsigned dadda multiplier.
Unsigned dadda multiplier represents fast N-bit multiplier which utilizes
the functionality of reduction algorithm proposed by Luigi Dadda.
First partial products are calculated for each bit pair that form the partial product multiplication columns.
At last the reduced pairs are inserted into chosen multi bit unsigned adder to execute their summation and obtain the final output bits.
Dadda algorithm is described more in detail here:
https://en.wikipedia.org/wiki/Dadda_multiplier
It is composed of much less inner components (half/full adders, AND gates) as opposed
to e.g. wallace and array multipliers.
Description of the __init__ method.
Args:
a (Bus): First input bus.
b (Bus): Second input bus.
prefix (str, optional): Prefix name of unsigned dadda multiplier. Defaults to &#34;&#34;.
name (str, optional): Name of unsigned dadda multiplier. Defaults to &#34;u_dadda_cla&#34;.
unsigned_adder_class_name (str, optional): Unsigned multi bit adder used to obtain final sums of products. Defaults to UnsignedCarryLookaheadAdder.
&#34;&#34;&#34;
def __init__(self, a: Bus, b: Bus, prefix: str = &#34;&#34;, name: str = &#34;u_dadda_cla&#34;, unsigned_adder_class_name: str = UnsignedCarryLookaheadAdder, **kwargs):
self.N = max(a.N, b.N)
super().__init__(inputs=[a, b], prefix=prefix, name=name, out_N=self.N*2, **kwargs)
# Bus sign extension in case buses have different lengths
self.a.bus_extend(N=self.N, prefix=a.prefix)
self.b.bus_extend(N=self.N, prefix=b.prefix)
# Get starting stage and maximum possible column height
self.stage, self.d = self.get_maximum_height(initial_value=min(self.a.N, self.b.N))
# Initialize all columns partial products forming AND gates matrix
self.columns = self.init_column_heights()
# Perform reduction until stage 0
for stage in range(self.stage, 0, -1):
col = 0
while col &lt; len(self.columns):
if self.get_column_height(col) == self.d + 1:
# Add half adder and also AND gates if neccesarry (via add_column_wire invocation) into list of circuit components
obj_adder = HalfAdder(self.add_column_wire(column=col, bit=0), self.add_column_wire(column=col, bit=1), prefix=self.prefix+&#34;_ha&#34;+str(self.get_instance_num(cls=HalfAdder)))
self.add_component(obj_adder)
# Update the number of current and next column wires
self.update_column_heights(curr_column=col, curr_height_change=-1, next_column=col+1, next_height_change=1)
# Update current and next column wires arrangement
# add ha&#39;s generated sum to the bottom of current column
# add ha&#39;s generated cout to the top of next column
self.update_column_wires(curr_column=col, next_column=col+1, adder=self.get_previous_component(1))
elif self.get_column_height(col) &gt; self.d:
# Add full adder and also AND gates if neccesarry (via add_column_wire invocation) into list of circuit components
obj_adder = FullAdder(self.add_column_wire(column=col, bit=0), self.add_column_wire(column=col, bit=1), self.add_column_wire(column=col, bit=2), prefix=self.prefix+&#34;_fa&#34;+str(self.get_instance_num(cls=FullAdder)))
self.add_component(obj_adder)
# Update the number of current and next column wires
self.update_column_heights(curr_column=col, curr_height_change=-2, next_column=col+1, next_height_change=1)
# Update current and next column wires arrangement
# add fa&#39;s generated sum to the bottom of current column
# add fa&#39;s generated cout to the top of next column
self.update_column_wires(curr_column=col, next_column=col+1, adder=self.get_previous_component(1))
# Next iteration with same column in case there is need for further reduction
col -= 1
col += 1
# Update maximum possible column height
_, self.d = self.get_maximum_height(stage)
# Output generation
# First output bit from single first pp AND gate
self.out.connect(0, self.add_column_wire(column=0, bit=0))
# Final addition of remaining bits
# 1 bit multiplier case
if self.N == 1:
self.out.connect(1, ConstantWireValue0())
# 2 bit multiplier case
elif self.N == 2:
obj_ha = HalfAdder(self.add_column_wire(column=1, bit=0), self.add_column_wire(column=1, bit=1), prefix=self.prefix+&#34;_ha&#34;+str(self.get_instance_num(cls=HalfAdder)))
self.add_component(obj_ha)
self.out.connect(1, obj_ha.get_sum_wire())
obj_ha = HalfAdder(self.get_previous_component().get_carry_wire(), self.add_column_wire(column=2, bit=0), prefix=self.prefix+&#34;_ha&#34;+str(self.get_instance_num(cls=HalfAdder)))
self.add_component(obj_ha)
self.out.connect(2, obj_ha.get_sum_wire())
self.out.connect(3, obj_ha.get_carry_wire())
# Final addition of remaining bits using chosen unsigned multi bit adder
else:
# Obtain proper adder name with its bit width (columns bit pairs minus the first alone bit)
adder_name = unsigned_adder_class_name(a=a, b=b).prefix + str(len(self.columns)-1)
adder_a = Bus(prefix=f&#34;a&#34;, wires_list=[self.add_column_wire(column=col, bit=0) for col in range(1, len(self.columns))])
adder_b = Bus(prefix=f&#34;b&#34;, wires_list=[self.add_column_wire(column=col, bit=1) for col in range(1, len(self.columns))])
final_adder = unsigned_adder_class_name(a=adder_a, b=adder_b, prefix=self.prefix, name=adder_name, inner_component=True, **kwargs)
self.add_component(final_adder)
[self.out.connect(o, final_adder.out.get_wire(o-1), inserted_wire_desired_index=o-1) for o in range(1, len(self.out.bus))]</code></pre>
</details>
<h3>Ancestors</h3>
<ul class="hlist">
<li><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit">MultiplierCircuit</a></li>
<li><a title="ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit">GeneralCircuit</a></li>
</ul>
<h3>Inherited members</h3>
<ul class="hlist">
<li><code><b><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit">MultiplierCircuit</a></b></code>:
<ul class="hlist">
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_column_wire" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_column_wire">add_column_wire</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_column_wires" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_column_wires">add_column_wires</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_component" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.add_component">add_component</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_row_wires" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.add_row_wires">add_row_wires</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_blif_code_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_blif_code_flat">get_blif_code_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_blif_code_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_blif_code_hier">get_blif_code_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_c_code_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_c_code_flat">get_c_code_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_c_code_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_c_code_hier">get_c_code_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_cgp_code_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_cgp_code_flat">get_cgp_code_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_blif" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_blif">get_circuit_blif</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_c" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_c">get_circuit_c</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_def" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_def">get_circuit_def</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_gates" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_gates">get_circuit_gates</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_v" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_v">get_circuit_v</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_wire_index" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_wire_index">get_circuit_wire_index</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_circuit_wires" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_circuit_wires">get_circuit_wires</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_column_height" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_column_height">get_column_height</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_column_wire" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_column_wire">get_column_wire</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_component_types" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_component_types">get_component_types</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declaration_blif" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declaration_blif">get_declaration_blif</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declaration_c_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declaration_c_flat">get_declaration_c_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declaration_c_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declaration_c_hier">get_declaration_c_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declaration_v_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declaration_v_flat">get_declaration_v_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declaration_v_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declaration_v_hier">get_declaration_v_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declarations_c_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declarations_c_hier">get_declarations_c_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_declarations_v_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_declarations_v_hier">get_declarations_v_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_blif_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_blif_flat">get_function_blif_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_block_blif" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_block_blif">get_function_block_blif</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_block_c" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_block_c">get_function_block_c</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_block_v" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_block_v">get_function_block_v</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_blocks_blif" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_blocks_blif">get_function_blocks_blif</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_blocks_c" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_blocks_c">get_function_blocks_c</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_blocks_v" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_blocks_v">get_function_blocks_v</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_out_blif" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_out_blif">get_function_out_blif</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_out_c_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_out_c_flat">get_function_out_c_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_out_c_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_out_c_hier">get_function_out_c_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_out_python_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_out_python_flat">get_function_out_python_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_out_v_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_out_v_flat">get_function_out_v_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_function_out_v_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_function_out_v_hier">get_function_out_v_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_hier_subcomponent_def" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_hier_subcomponent_def">get_hier_subcomponent_def</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_includes_c" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_includes_c">get_includes_c</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_init_c_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_init_c_flat">get_init_c_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_init_c_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_init_c_hier">get_init_c_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_init_python_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_init_python_flat">get_init_python_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_init_v_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_init_v_flat">get_init_v_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_init_v_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_init_v_hier">get_init_v_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_instance_num" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_instance_num">get_instance_num</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_invocation_blif_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_invocation_blif_hier">get_invocation_blif_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_invocations_blif_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_invocations_blif_hier">get_invocations_blif_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_maximum_height" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_maximum_height">get_maximum_height</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_multi_bit_components" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_multi_bit_components">get_multi_bit_components</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_one_bit_components" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_one_bit_components">get_one_bit_components</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_out_invocation_c" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_out_invocation_c">get_out_invocation_c</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_out_invocation_v" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_out_invocation_v">get_out_invocation_v</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_outputs_cgp" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_outputs_cgp">get_outputs_cgp</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_parameters_cgp" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_parameters_cgp">get_parameters_cgp</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_previous_component" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_previous_component">get_previous_component</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_previous_partial_product" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_previous_partial_product">get_previous_partial_product</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_prototype_blif" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_prototype_blif">get_prototype_blif</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_prototype_c" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_prototype_c">get_prototype_c</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_prototype_python" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_prototype_python">get_prototype_python</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_prototype_v" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_prototype_v">get_prototype_v</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_python_code_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_python_code_flat">get_python_code_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_triplets_cgp" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_triplets_cgp">get_triplets_cgp</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_unique_types" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_unique_types">get_unique_types</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_v_code_flat" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_v_code_flat">get_v_code_flat</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.get_v_code_hier" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.get_v_code_hier">get_v_code_hier</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.init_column_heights" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.init_column_heights">init_column_heights</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.init_row_lengths" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.init_row_lengths">init_row_lengths</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.save_wire_id" href="../../core/arithmetic_circuits/general_circuit.html#ariths_gen.core.arithmetic_circuits.general_circuit.GeneralCircuit.save_wire_id">save_wire_id</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.update_column_heights" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.update_column_heights">update_column_heights</a></code></li>
<li><code><a title="ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.update_column_wires" href="../../core/arithmetic_circuits/multiplier_circuit.html#ariths_gen.core.arithmetic_circuits.multiplier_circuit.MultiplierCircuit.update_column_wires">update_column_wires</a></code></li>
</ul>
</li>
</ul>
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<h4><code><a title="ariths_gen.multi_bit_circuits.multipliers.dadda_multiplier.SignedDaddaMultiplier" href="#ariths_gen.multi_bit_circuits.multipliers.dadda_multiplier.SignedDaddaMultiplier">SignedDaddaMultiplier</a></code></h4>
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<h4><code><a title="ariths_gen.multi_bit_circuits.multipliers.dadda_multiplier.UnsignedDaddaMultiplier" href="#ariths_gen.multi_bit_circuits.multipliers.dadda_multiplier.UnsignedDaddaMultiplier">UnsignedDaddaMultiplier</a></code></h4>
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