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-rw-r--r--tests/simple/generate.v85
1 files changed, 85 insertions, 0 deletions
diff --git a/tests/simple/generate.v b/tests/simple/generate.v
index 0e353ad9b..dcd450e47 100644
--- a/tests/simple/generate.v
+++ b/tests/simple/generate.v
@@ -159,3 +159,88 @@ generate
end
endgenerate
endmodule
+
+// ------------------------------------------
+
+module gen_test7;
+ reg [2:0] out1;
+ reg [2:0] out2;
+ wire [2:0] out3;
+ generate
+ begin : cond
+ reg [2:0] sub_out1;
+ reg [2:0] sub_out2;
+ wire [2:0] sub_out3;
+ initial begin : init
+ reg signed [31:0] x;
+ x = 2 ** 2;
+ out1 = x;
+ sub_out1 = x;
+ end
+ always @* begin : proc
+ reg signed [31:0] x;
+ x = 2 ** 1;
+ out2 = x;
+ sub_out2 = x;
+ end
+ genvar x;
+ for (x = 0; x < 3; x = x + 1) begin
+ assign out3[x] = 1;
+ assign sub_out3[x] = 1;
+ end
+ end
+ endgenerate
+
+// `define VERIFY
+`ifdef VERIFY
+ assert property (out1 == 4);
+ assert property (out2 == 2);
+ assert property (out3 == 7);
+ assert property (cond.sub_out1 == 4);
+ assert property (cond.sub_out2 == 2);
+ assert property (cond.sub_out3 == 7);
+`endif
+endmodule
+
+// ------------------------------------------
+
+module gen_test8;
+
+// `define VERIFY
+`ifdef VERIFY
+ `define ASSERT(expr) assert property (expr);
+`else
+ `define ASSERT(expr)
+`endif
+
+ wire [1:0] x = 2'b11;
+ generate
+ begin : A
+ wire [1:0] x;
+ begin : B
+ wire [1:0] x = 2'b00;
+ `ASSERT(x == 0)
+ `ASSERT(A.x == 2)
+ `ASSERT(A.C.x == 1)
+ `ASSERT(A.B.x == 0)
+ end
+ begin : C
+ wire [1:0] x = 2'b01;
+ `ASSERT(x == 1)
+ `ASSERT(A.x == 2)
+ `ASSERT(A.C.x == 1)
+ `ASSERT(A.B.x == 0)
+ end
+ assign x = B.x ^ 2'b11 ^ C.x;
+ `ASSERT(x == 2)
+ `ASSERT(A.x == 2)
+ `ASSERT(A.C.x == 1)
+ `ASSERT(A.B.x == 0)
+ end
+ endgenerate
+
+ `ASSERT(x == 3)
+ `ASSERT(A.x == 2)
+ `ASSERT(A.C.x == 1)
+ `ASSERT(A.B.x == 0)
+endmodule