yosys/tests/techmap/aigmap.ys

read_verilog -icells <<EOF
module test();
`define CELL_AY(typ)  \
wire typ``_a, typ``_y; \
$``typ typ(.A(typ``_a), .Y(typ``_y));
`define CELL_ABY(typ)  \
wire typ``_a, typ``_b, typ``_y; \
$``typ typ(.A(typ``_a), .B(typ``_b), .Y(typ``_y));
`define CELL_SABY(typ)  \
wire typ``_a, typ``_b, typ``_y, typ``_s; \
$``typ typ(.A(typ``_a), .B(typ``_b), .Y(typ``_y), .S(typ``_s));
`define CELL_ABCY(typ)  \
wire typ``_a, typ``_b, typ``_c, typ``_y; \
$``typ typ(.A(typ``_a), .B(typ``_b), .C(typ``_c), .Y(typ``_y));
`define CELL_ABCDY(typ)  \
wire typ``_a, typ``_b, typ``_c, typ``_d, typ``_y; \
$``typ typ(.A(typ``_a), .B(typ``_b), .C(typ``_c), .D(typ``_d), .Y(typ``_y));

`CELL_AY(_BUF_)
`CELL_AY(_NOT_)
`CELL_ABY(_AND_)
`CELL_ABY(_NAND_)
`CELL_ABY(_OR_)
`CELL_ABY(_NOR_)
`CELL_ABY(_XOR_)
`CELL_ABY(_XNOR_)
`CELL_ABY(_ANDNOT_)
`CELL_ABY(_ORNOT_)
`CELL_SABY(_MUX_)
`CELL_SABY(_NMUX_)
`CELL_ABCY(_AOI3_)
`CELL_ABCY(_OAI3_)
`CELL_ABCDY(_AOI4_)
`CELL_ABCDY(_OAI4_)
endmodule
EOF

expose -input c:* %ci* w:* %i
expose c:* %co* w:* %i
copy test gold
aigmap test
select -assert-none test/t:$_AND_ test/t:$_NOT_ %% test/c:* %D
miter -equiv -flatten gold test miter
sat -verify -prove trigger 0 miter


design -reset
read_verilog <<EOF
module test();

`define BIOP(name,op,w1,w2,wy) \
wire [w1-1:0] name``_a1; \
wire [w2-1:0] name``_b1; \
wire [wy-1:0] name``_y1; \
assign name``_y1 = name``_a1 op name``_b1; \
wire signed [w1-1:0] name``_a2; \
wire signed [w2-1:0] name``_b2; \
wire [wy-1:0] name``_y2; \
assign name``_y2 = name``_a2 op name``_b2;

`define UNOP(name,op,w1) \
wire signed [w1-1:0] name``_a1; \
wire signed [w1-1:0] name``_y1; \
assign name``_y1 = op name``_a1; \
wire [w1-1:0] name``_a2; \
wire [w1-1:0] name``_y2; \
assign name``_y2 = op name``_a2;

`define UNOP_REDUCE(name,op,w1) \
wire signed [w1-1:0] name``_a1; \
wire name``_y1; \
assign name``_y1 = op name``_a1; \
wire [w1-1:0] name``_a2; \
wire name``_y2; \
assign name``_y2 = op name``_a2;

`BIOP(add1, +, 2, 3, 4)
`BIOP(add2, +, 6, 5, 4)
`BIOP(sub1, -, 2, 3, 4)
`BIOP(sub2, -, 6, 5, 4)
`BIOP(and, &, 3, 3, 3)
`BIOP(or, |, 3, 3, 3)
`BIOP(xor, ^, 3, 3, 3)
`BIOP(xnor, ~^, 3, 3, 3)
`BIOP(logic_and, &&, 3, 3, 1)
`BIOP(logic_or, ||, 3, 3, 1)
`BIOP(eq, ==, 3, 3, 1)
`BIOP(ne, !=, 3, 3, 1)
`BIOP(lt, <, 3, 3, 1)
`BIOP(le, <=, 3, 3, 1)
`BIOP(gt, >, 3, 3, 1)
`BIOP(ge, >=, 3, 3, 1)
`UNOP(pos, +, 3)
`UNOP(not, ~, 3)
`UNOP_REDUCE(logic_not, !, 3)
`UNOP_REDUCE(reduce_and, &, 3)
`UNOP_REDUCE(reduce_or, |, 3)
`UNOP_REDUCE(reduce_xor, ^, 3)
`UNOP_REDUCE(reduce_xnor, ~^, 3)

wire [3:0] mux_a, mux_b, mux_s, mux_y;
assign mux_y = mux_s ? mux_b : mux_a;
endmodule
EOF

expose -input c:* %ci* w:* %i
expose c:* %co* w:* %i
copy test gold
aigmap test
select -assert-none test/t:$_AND_ test/t:$_NOT_ %% test/c:* %D
miter -equiv -flatten gold test miter
sat -verify -prove trigger 0 miter


design -reset
read_verilog <<EOT
module top(input i, j, s, output o, p);
assign o = s ? j : i;
assign p = ~i;
endmodule
EOT

select t:$mux
aigmap -select
select -assert-any %