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#!/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 /src/misc/util/utilMem.h?h=yosys-experimental'>logtreecommitdiffstats