Jan Klhůfek 56c86c13ca
New multipliers (#13)
* #10 CGP Circuits as inputs (#11)

* CGP Circuits as inputs

* #10 support of signed output in general circuit

* input as output works

* output connected to input (c)

* automated verilog testing

* output rename

* Implemented CSA and Wallace tree multiplier composing of CSAs. Also did some code cleanup.

* Typos fix and code cleanup.

* Added new (approximate) multiplier architectures and did some minor changes regarding sign extension for c output formats.

* Updated automated testing scripts.

* Small bugfix in python code generation (I initially thought this line is useless).

* Updated generated circuits folder.

Co-authored-by: Vojta Mrazek <mrazek@fit.vutbr.cz>
2022-04-17 16:00:00 +02:00

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.model s_cla8
.inputs a[0] a[1] a[2] a[3] a[4] a[5] a[6] a[7] b[0] b[1] b[2] b[3] b[4] b[5] b[6] b[7]
.outputs s_cla8_out[0] s_cla8_out[1] s_cla8_out[2] s_cla8_out[3] s_cla8_out[4] s_cla8_out[5] s_cla8_out[6] s_cla8_out[7] s_cla8_out[8]
.names vdd
1
.names gnd
0
.subckt pg_logic a=a[0] b=b[0] pg_logic_or0=s_cla8_pg_logic0_or0 pg_logic_and0=s_cla8_pg_logic0_and0 pg_logic_xor0=s_cla8_pg_logic0_xor0
.subckt pg_logic a=a[1] b=b[1] pg_logic_or0=s_cla8_pg_logic1_or0 pg_logic_and0=s_cla8_pg_logic1_and0 pg_logic_xor0=s_cla8_pg_logic1_xor0
.subckt xor_gate a=s_cla8_pg_logic1_xor0 b=s_cla8_pg_logic0_and0 out=s_cla8_xor1
.subckt and_gate a=s_cla8_pg_logic0_and0 b=s_cla8_pg_logic1_or0 out=s_cla8_and0
.subckt or_gate a=s_cla8_pg_logic1_and0 b=s_cla8_and0 out=s_cla8_or0
.subckt pg_logic a=a[2] b=b[2] pg_logic_or0=s_cla8_pg_logic2_or0 pg_logic_and0=s_cla8_pg_logic2_and0 pg_logic_xor0=s_cla8_pg_logic2_xor0
.subckt xor_gate a=s_cla8_pg_logic2_xor0 b=s_cla8_or0 out=s_cla8_xor2
.subckt and_gate a=s_cla8_pg_logic2_or0 b=s_cla8_pg_logic0_or0 out=s_cla8_and1
.subckt and_gate a=s_cla8_pg_logic0_and0 b=s_cla8_pg_logic2_or0 out=s_cla8_and2
.subckt and_gate a=s_cla8_and2 b=s_cla8_pg_logic1_or0 out=s_cla8_and3
.subckt and_gate a=s_cla8_pg_logic1_and0 b=s_cla8_pg_logic2_or0 out=s_cla8_and4
.subckt or_gate a=s_cla8_and3 b=s_cla8_and4 out=s_cla8_or1
.subckt or_gate a=s_cla8_pg_logic2_and0 b=s_cla8_or1 out=s_cla8_or2
.subckt pg_logic a=a[3] b=b[3] pg_logic_or0=s_cla8_pg_logic3_or0 pg_logic_and0=s_cla8_pg_logic3_and0 pg_logic_xor0=s_cla8_pg_logic3_xor0
.subckt xor_gate a=s_cla8_pg_logic3_xor0 b=s_cla8_or2 out=s_cla8_xor3
.subckt and_gate a=s_cla8_pg_logic3_or0 b=s_cla8_pg_logic1_or0 out=s_cla8_and5
.subckt and_gate a=s_cla8_pg_logic0_and0 b=s_cla8_pg_logic2_or0 out=s_cla8_and6
.subckt and_gate a=s_cla8_pg_logic3_or0 b=s_cla8_pg_logic1_or0 out=s_cla8_and7
.subckt and_gate a=s_cla8_and6 b=s_cla8_and7 out=s_cla8_and8
.subckt and_gate a=s_cla8_pg_logic1_and0 b=s_cla8_pg_logic3_or0 out=s_cla8_and9
.subckt and_gate a=s_cla8_and9 b=s_cla8_pg_logic2_or0 out=s_cla8_and10
.subckt and_gate a=s_cla8_pg_logic2_and0 b=s_cla8_pg_logic3_or0 out=s_cla8_and11
.subckt or_gate a=s_cla8_and8 b=s_cla8_and11 out=s_cla8_or3
.subckt or_gate a=s_cla8_and10 b=s_cla8_or3 out=s_cla8_or4
.subckt or_gate a=s_cla8_pg_logic3_and0 b=s_cla8_or4 out=s_cla8_or5
.subckt pg_logic a=a[4] b=b[4] pg_logic_or0=s_cla8_pg_logic4_or0 pg_logic_and0=s_cla8_pg_logic4_and0 pg_logic_xor0=s_cla8_pg_logic4_xor0
.subckt xor_gate a=s_cla8_pg_logic4_xor0 b=s_cla8_or5 out=s_cla8_xor4
.subckt and_gate a=s_cla8_or5 b=s_cla8_pg_logic4_or0 out=s_cla8_and12
.subckt or_gate a=s_cla8_pg_logic4_and0 b=s_cla8_and12 out=s_cla8_or6
.subckt pg_logic a=a[5] b=b[5] pg_logic_or0=s_cla8_pg_logic5_or0 pg_logic_and0=s_cla8_pg_logic5_and0 pg_logic_xor0=s_cla8_pg_logic5_xor0
.subckt xor_gate a=s_cla8_pg_logic5_xor0 b=s_cla8_or6 out=s_cla8_xor5
.subckt and_gate a=s_cla8_or5 b=s_cla8_pg_logic5_or0 out=s_cla8_and13
.subckt and_gate a=s_cla8_and13 b=s_cla8_pg_logic4_or0 out=s_cla8_and14
.subckt and_gate a=s_cla8_pg_logic4_and0 b=s_cla8_pg_logic5_or0 out=s_cla8_and15
.subckt or_gate a=s_cla8_and14 b=s_cla8_and15 out=s_cla8_or7
.subckt or_gate a=s_cla8_pg_logic5_and0 b=s_cla8_or7 out=s_cla8_or8
.subckt pg_logic a=a[6] b=b[6] pg_logic_or0=s_cla8_pg_logic6_or0 pg_logic_and0=s_cla8_pg_logic6_and0 pg_logic_xor0=s_cla8_pg_logic6_xor0
.subckt xor_gate a=s_cla8_pg_logic6_xor0 b=s_cla8_or8 out=s_cla8_xor6
.subckt and_gate a=s_cla8_or5 b=s_cla8_pg_logic5_or0 out=s_cla8_and16
.subckt and_gate a=s_cla8_pg_logic6_or0 b=s_cla8_pg_logic4_or0 out=s_cla8_and17
.subckt and_gate a=s_cla8_and16 b=s_cla8_and17 out=s_cla8_and18
.subckt and_gate a=s_cla8_pg_logic4_and0 b=s_cla8_pg_logic6_or0 out=s_cla8_and19
.subckt and_gate a=s_cla8_and19 b=s_cla8_pg_logic5_or0 out=s_cla8_and20
.subckt and_gate a=s_cla8_pg_logic5_and0 b=s_cla8_pg_logic6_or0 out=s_cla8_and21
.subckt or_gate a=s_cla8_and18 b=s_cla8_and20 out=s_cla8_or9
.subckt or_gate a=s_cla8_or9 b=s_cla8_and21 out=s_cla8_or10
.subckt or_gate a=s_cla8_pg_logic6_and0 b=s_cla8_or10 out=s_cla8_or11
.subckt pg_logic a=a[7] b=b[7] pg_logic_or0=s_cla8_pg_logic7_or0 pg_logic_and0=s_cla8_pg_logic7_and0 pg_logic_xor0=s_cla8_pg_logic7_xor0
.subckt xor_gate a=s_cla8_pg_logic7_xor0 b=s_cla8_or11 out=s_cla8_xor7
.subckt and_gate a=s_cla8_or5 b=s_cla8_pg_logic6_or0 out=s_cla8_and22
.subckt and_gate a=s_cla8_pg_logic7_or0 b=s_cla8_pg_logic5_or0 out=s_cla8_and23
.subckt and_gate a=s_cla8_and22 b=s_cla8_and23 out=s_cla8_and24
.subckt and_gate a=s_cla8_and24 b=s_cla8_pg_logic4_or0 out=s_cla8_and25
.subckt and_gate a=s_cla8_pg_logic4_and0 b=s_cla8_pg_logic6_or0 out=s_cla8_and26
.subckt and_gate a=s_cla8_pg_logic7_or0 b=s_cla8_pg_logic5_or0 out=s_cla8_and27
.subckt and_gate a=s_cla8_and26 b=s_cla8_and27 out=s_cla8_and28
.subckt and_gate a=s_cla8_pg_logic5_and0 b=s_cla8_pg_logic7_or0 out=s_cla8_and29
.subckt and_gate a=s_cla8_and29 b=s_cla8_pg_logic6_or0 out=s_cla8_and30
.subckt and_gate a=s_cla8_pg_logic6_and0 b=s_cla8_pg_logic7_or0 out=s_cla8_and31
.subckt or_gate a=s_cla8_and25 b=s_cla8_and30 out=s_cla8_or12
.subckt or_gate a=s_cla8_and28 b=s_cla8_and31 out=s_cla8_or13
.subckt or_gate a=s_cla8_or12 b=s_cla8_or13 out=s_cla8_or14
.subckt or_gate a=s_cla8_pg_logic7_and0 b=s_cla8_or14 out=s_cla8_or15
.subckt xor_gate a=a[7] b=b[7] out=s_cla8_xor8
.subckt xor_gate a=s_cla8_xor8 b=s_cla8_or15 out=s_cla8_xor9
.names s_cla8_pg_logic0_xor0 s_cla8_out[0]
1 1
.names s_cla8_xor1 s_cla8_out[1]
1 1
.names s_cla8_xor2 s_cla8_out[2]
1 1
.names s_cla8_xor3 s_cla8_out[3]
1 1
.names s_cla8_xor4 s_cla8_out[4]
1 1
.names s_cla8_xor5 s_cla8_out[5]
1 1
.names s_cla8_xor6 s_cla8_out[6]
1 1
.names s_cla8_xor7 s_cla8_out[7]
1 1
.names s_cla8_xor9 s_cla8_out[8]
1 1
.end
.model pg_logic
.inputs a b
.outputs pg_logic_or0 pg_logic_and0 pg_logic_xor0
.names vdd
1
.names gnd
0
.subckt or_gate a=a b=b out=pg_logic_or0
.subckt and_gate a=a b=b out=pg_logic_and0
.subckt xor_gate a=a b=b out=pg_logic_xor0
.end
.model xor_gate
.inputs a b
.outputs out
.names vdd
1
.names gnd
0
.names a b out
01 1
10 1
.end
.model and_gate
.inputs a b
.outputs out
.names vdd
1
.names gnd
0
.names a b out
11 1
.end
.model or_gate
.inputs a b
.outputs out
.names vdd
1
.names gnd
0
.names a b out
1- 1
-1 1
.end