Added generic/vendor-specific primitive selector for simulation.

1 files changed, 20 insertions, 7 deletions

diff --git a/src/rtl/pe/modexpa7_pe_sub.v b/src/rtl/pe/modexpa7_pe_sub.v
index 85c5f65..2da4900 100644
--- a/src/rtl/pe/modexpa7_pe_sub.v
+++ b/src/rtl/pe/modexpa7_pe_sub.v
@@ -47,14 +47,27 @@ module modexpa7_pe_sub
 		output				b_out

 	);

 	

-	reg	[32: 0]	d_reg;

 	

-	assign d			= d_reg[31: 0];

-	assign b_out	= d_reg[32];

-	

-	always @(posedge clk)

-		//

-		if (ce) d_reg <= {1'b0, a} - {1'b0, b} - {32'd0, b_in};

+		//
+		// Include Primitive Selector
+		//
+	`include "modexpa7_pe_settings.v"
+
+
+		//
+		// Instantiate Vendor/Generic Primitive
+		//
+	`SUBTRACTOR32_PRIMITIVE subtractor32_inst
+	(
+		.clk(clk),

+		.ce(ce),
+		.a(a),
+		.b(b),
+		.d(d),
+		.b_in(b_in),
+		.b_out(b_out)
+	);

+	
 

 endmodule