Make all operands signed

diff --git a/techlibs/xilinx/dsp_map.v b/techlibs/xilinx/dsp_map.v
index 28e4568987f4402455c7ca94bae497dfe9300f2e..32f5709354becc777f42af82ae58cdf3a80e8534 100644 (file)
--- a/techlibs/xilinx/dsp_map.v
+++ b/techlibs/xilinx/dsp_map.v
@@ -1,4 +1,4 @@
-module \$__MUL25X18 (input [24:0] A, input [17:0] B, output [42:0] Y);
+module \$__MUL25X18 (input signed [24:0] A, input signed [17:0] B, output signed [42:0] Y);
        wire [47:0] P_48;
        DSP48E1 #(
                // Disable all registers