1 files changed, 18 insertions, 0 deletions
diff --git a/platform/wavelet3d/gfx_ctz.sv b/platform/wavelet3d/gfx_ctz.sv
new file mode 100644
index 0000000..2713f8a
--- /dev/null
+++ b/platform/wavelet3d/gfx_ctz.sv
@@ -0,0 +1,18 @@
+// Count trailing zeros (ctz), clz al revés
+module gfx_ctz
+#(int WIDTH = 0)
+(
+	input  logic                  clk,
+
+	input  logic[WIDTH - 1:0]     value,
+	output logic[$clog2(WIDTH):0] ctz
+);
+
+	gfx_clz #(WIDTH) clz
+	(
+		.clk,
+		.value({<<{value}}),
+		.clz(ctz)
+	);
+
+endmodule