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Diffstat (limited to 'tests/various/implicit_ports.sv')
-rw-r--r-- | tests/various/implicit_ports.sv | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/various/implicit_ports.sv b/tests/various/implicit_ports.sv new file mode 100644 index 000000000..6a766bd51 --- /dev/null +++ b/tests/various/implicit_ports.sv @@ -0,0 +1,19 @@ +// Test implicit port connections +module alu (input [2:0] a, input [2:0] b, input cin, output cout, output [2:0] result); + assign cout = cin; + assign result = a + b; +endmodule + +module named_ports(output [2:0] alu_result, output cout); + wire [2:0] a = 3'b010, b = 3'b100; + wire cin = 1; + + alu alu ( + .a(a), + .b, // Implicit connection is equivalent to .b(b) + .cin(), // Explicitely unconnected + .cout(cout), + .result(alu_result) + ); +endmodule + |