Expand tests/simple/constmuldivmod.v

tests/simple/constmuldivmod.v

@@ -1,4 +1,4 @@
-module constmuldivmod(input [7:0] A, input [2:0] mode, output reg [7:0] Y);
+module constmuldivmod(input [7:0] A, input [5:0] mode, output reg [7:0] Y);
 	always @* begin
 		case (mode)
 			0: Y = A / 8'd0;
@@ -21,6 +21,46 @@ module constmuldivmod(input [7:0] A, input [2:0] mode, output reg [7:0] Y);
 			13: Y = A % 8'd8;
 			14: Y = A * 8'd8;
 
+			15: Y = $signed(A) / $signed(8'd0);
+			16: Y = $signed(A) % $signed(8'd0);
+			17: Y = $signed(A) * $signed(8'd0);
+
+			18: Y = $signed(A) / $signed(8'd1);
+			19: Y = $signed(A) % $signed(8'd1);
+			20: Y = $signed(A) * $signed(8'd1);
+
+			21: Y = $signed(A) / $signed(8'd2);
+			22: Y = $signed(A) % $signed(8'd2);
+			23: Y = $signed(A) * $signed(8'd2);
+
+			24: Y = $signed(A) / $signed(8'd4);
+			25: Y = $signed(A) % $signed(8'd4);
+			26: Y = $signed(A) * $signed(8'd4);
+
+			27: Y = $signed(A) / $signed(8'd8);
+			28: Y = $signed(A) % $signed(8'd8);
+			29: Y = $signed(A) * $signed(8'd8);
+
+			30: Y = $signed(A) / $signed(-8'd0);
+			31: Y = $signed(A) % $signed(-8'd0);
+			32: Y = $signed(A) * $signed(-8'd0);
+
+			33: Y = $signed(A) / $signed(-8'd1);
+			34: Y = $signed(A) % $signed(-8'd1);
+			35: Y = $signed(A) * $signed(-8'd1);
+
+			36: Y = $signed(A) / $signed(-8'd2);
+			37: Y = $signed(A) % $signed(-8'd2);
+			38: Y = $signed(A) * $signed(-8'd2);
+
+			39: Y = $signed(A) / $signed(-8'd4);
+			40: Y = $signed(A) % $signed(-8'd4);
+			41: Y = $signed(A) * $signed(-8'd4);
+
+			42: Y = $signed(A) / $signed(-8'd8);
+			43: Y = $signed(A) % $signed(-8'd8);
+			44: Y = $signed(A) * $signed(-8'd8);
+
 			default: Y = 8'd16 * A;
 		endcase
 	end