53 lines
1.4 KiB
Bash
53 lines
1.4 KiB
Bash
|
#!/bin/bash
|
||
|
|
|
||
|
|
trap 'echo "ERROR in chparam.sh" >&2; exit 1' ERR
|
||
|
|
|
||
|
|
cat > chparam1.sv << "EOT"
|
||
|
|
module top #(
|
||
|
|
parameter [31:0] X = 0
|
||
|
|
) (
|
||
|
|
input [31:0] din,
|
||
|
|
output [31:0] dout
|
||
|
|
);
|
||
|
|
assign dout = X-din;
|
||
|
|
endmodule
|
||
|
|
|
||
|
|
module top_props #(
|
||
|
|
parameter [31:0] X = 0
|
||
|
|
) (
|
||
|
|
input [31:0] dout
|
||
|
|
);
|
||
|
|
always @* assert (dout != X);
|
||
|
|
endmodule
|
||
|
|
|
||
|
|
bind top top_props #(.X(123456789)) props (.*);
|
||
|
|
EOT
|
||
|
|
|
||
|
|
cat > chparam2.sv << "EOT"
|
||
|
|
module top #(
|
||
|
|
parameter [31:0] X = 0
|
||
|
|
) (
|
||
|
|
input [31:0] din,
|
||
|
|
output [31:0] dout
|
||
|
|
);
|
||
|
|
assign dout = X-din;
|
||
|
|
always @* assert (dout != 123456789);
|
||
|
|
endmodule
|
||
|
|
EOT
|
||
|
|
|
||
|
|
if ../../yosys -q -p 'verific -sv chparam1.sv'; then
|
||
|
|
../../yosys -q -p 'verific -sv chparam1.sv; hierarchy -chparam X 123123123 -top top; prep -flatten' \
|
||
|
|
-p 'sat -verify -prove-asserts -show-ports -set din[0] 1' \
|
||
|
|
-p 'sat -falsify -prove-asserts -show-ports -set din[0] 0'
|
||
|
|
|
||
|
|
../../yosys -q -p 'verific -sv chparam2.sv; hierarchy -chparam X 123123123 -top top; prep -flatten' \
|
||
|
|
-p 'sat -verify -prove-asserts -show-ports -set din[0] 1' \
|
||
|
|
-p 'sat -falsify -prove-asserts -show-ports -set din[0] 0'
|
||
|
|
fi
|
||
|
|
../../yosys -q -p 'read_verilog -sv chparam2.sv; hierarchy -chparam X 123123123 -top top; prep -flatten' \
|
||
|
|
-p 'sat -verify -prove-asserts -show-ports -set din[0] 1' \
|
||
|
|
-p 'sat -falsify -prove-asserts -show-ports -set din[0] 0'
|
||
|
|
|
||
|
|
rm chparam1.sv
|
||
|
|
rm chparam2.sv
|