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authorDavid Shah <dave@ds0.me>2019-11-22 12:57:51 +0000
committerDavid Shah <dave@ds0.me>2020-02-02 16:12:33 +0000
commitebe1d7d5ab798b945bf2aa0e818ffe7152995071 (patch)
treef1a84d4caaadd85ffb1ed4628eb24c7d6c7fa1f9 /tests
parent7e741714df62338a2037d24721ef99ca8a0c6763 (diff)
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sv: More tests for wildcard port connections
Signed-off-by: David Shah <dave@ds0.me>
Diffstat (limited to 'tests')
-rwxr-xr-xtests/various/sv_implicit_ports.sh57
1 files changed, 57 insertions, 0 deletions
diff --git a/tests/various/sv_implicit_ports.sh b/tests/various/sv_implicit_ports.sh
index 2faac2e85..9a01447f7 100755
--- a/tests/various/sv_implicit_ports.sh
+++ b/tests/various/sv_implicit_ports.sh
@@ -65,3 +65,60 @@ module top(input [7:0] a, output [7:0] q);
add add_i(.*);
endmodule
EOT
+
+# Parameterised module
+../../yosys -f "verilog -sv" -qp "prep -flatten -top top; select -assert-count 1 t:\$add" - <<EOT
+module add #(parameter N=3) (input [N-1:0] a = 8'd00, input [N-1:0] b = 8'd01, output [N-1:0] q);
+assign q = a + b;
+endmodule
+
+module top(input [7:0] a, output [7:0] q);
+ add #(.N(8)) add_i(.*);
+endmodule
+EOT
+
+# Parameterised blackbox module
+../../yosys -f "verilog -sv" -qp "prep -flatten -top top; select -assert-count 1 t:add" - <<EOT
+(* blackbox *)
+module add #(parameter N=3) (input [N-1:0] a, b, output [N-1:0] q);
+endmodule
+
+module top(input [7:0] a, b, output [7:0] q);
+ add #(.N(8)) add_i(.*);
+endmodule
+EOT
+
+# Parameterised blackbox module - incorrect width
+((../../yosys -f "verilog -sv" -qp "prep -flatten -top top; select -assert-count 1 t:add" - || true) <<EOT
+(* blackbox *)
+module add #(parameter N=3) (input [N-1:0] a, b, output [N-1:0] q);
+endmodule
+
+module top(input [7:0] a, b, output [7:0] q);
+ add #(.N(6)) add_i(.*);
+endmodule
+EOT
+) 2>&1 | grep -F "ERROR: Width mismatch between wire (8 bits) and port (6 bits) for implicit port connection \`q' of cell top.add_i (add)." > /dev/null
+
+# Mixed implicit and explicit 1
+../../yosys -f "verilog -sv" -qp "prep -flatten -top top; select -assert-count 1 t:\$add" - <<EOT
+module add(input [7:0] a, input [7:0] b, output [7:0] q);
+ assign q = a + b;
+endmodule
+
+module top(input [7:0] a, output [7:0] q);
+ add add_i(.b(8'd42), .*);
+endmodule
+EOT
+
+# Mixed implicit and explicit 2
+(../../yosys -f "verilog -sv" -qp "prep -flatten -top top; select -assert-count 1 t:\$add" - <<EOT
+module add(input [7:0] a, input [7:0] b, output [7:0] q);
+ assign q = a + b;
+endmodule
+
+module top(input [7:0] a, input [9:0] b, output [7:0] q);
+ add add_i(.b, .*);
+endmodule
+EOT
+) 2>&1 | grep -F "Warning: Resizing cell port top.add_i.b from 10 bits to 8 bits." > /dev/null