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macc_v2: Add test

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Martin Povišer 2025-01-27 13:18:35 +01:00
parent 6c76dcec3e
commit 916fe998ab
1 changed files with 61 additions and 0 deletions
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read_verilog <<EOF
module gate(input signed [2:0] a1, input signed [2:0] b1,
input [1:0] a2, input [3:0] b2, input c, input d, output signed [3:0] y);
wire signed [3:0] ab1;
assign ab1 = a1 * b1;
assign y = ab1 + a2*b2 + c + d + 1;
endmodule
EOF
prep
equiv_opt -assert alumacc
design -load postopt
stat
design -save save
equiv_opt -assert maccmap
design -load save
equiv_opt -assert maccmap -unmap
design -reset
read_verilog <<EOF
module gate(input signed [2:0] a1, input signed [1:0] b1, output signed [3:0] y);
assign y = a1 * b1;
endmodule
EOF
prep
equiv_opt -assert alumacc
design -load postopt
stat
design -save save
equiv_opt -assert maccmap
design -load save
equiv_opt -assert maccmap -unmap
design -reset
read_verilog <<EOF
module gate(input [2:0] a, input [1:0] b, output [3:0] y);
assign y = a * b;
endmodule
EOF
prep
equiv_opt -assert alumacc
design -load postopt
stat
design -save save
equiv_opt -assert maccmap
design -load save
equiv_opt -assert maccmap -unmap
design -reset
read_verilog <<EOF
module gate(input [2:0] a, input [1:0] b, input [1:0] c, output [3:0] y);
assign y = a * b - c;
endmodule
EOF
prep
equiv_opt -assert alumacc
design -load postopt
stat
design -save save
equiv_opt -assert maccmap
design -load save
equiv_opt -assert maccmap -unmap