1 files changed, 26 insertions, 0 deletions
diff --git a/manual/PRESENTATION_ExAdv/mulshift_map.v b/manual/PRESENTATION_ExAdv/mulshift_map.v
new file mode 100644
index 00000000..4a3c2a06
--- /dev/null
+++ b/manual/PRESENTATION_ExAdv/mulshift_map.v
@@ -0,0 +1,26 @@
+module MYMUL(A, B, Y);
+    parameter WIDTH = 1;
+    input [WIDTH-1:0] A, B;
+    output reg [WIDTH-1:0] Y;
+
+    parameter _TECHMAP_CONSTVAL_A_ = WIDTH'bx;
+    parameter _TECHMAP_CONSTVAL_B_ = WIDTH'bx;
+
+    reg _TECHMAP_FAIL_;
+    wire [1023:0] _TECHMAP_DO_ = "proc; clean";
+
+    integer i;
+    always @* begin
+    	_TECHMAP_FAIL_ <= 1;
+        for (i = 0; i < WIDTH; i=i+1) begin
+            if (_TECHMAP_CONSTVAL_A_ === WIDTH'd1 << i) begin
+	        _TECHMAP_FAIL_ <= 0;
+                Y <= B << i;
+	    end
+            if (_TECHMAP_CONSTVAL_B_ === WIDTH'd1 << i) begin
+	        _TECHMAP_FAIL_ <= 0;
+                Y <= A << i;
+	    end
+	end
+    end
+endmodule