1 files changed, 4 insertions, 0 deletions
diff --git a/techlibs/intel_alm/common/megafunction_bb.v b/techlibs/intel_alm/common/megafunction_bb.v
index 530e44054..874f293b1 100644
--- a/techlibs/intel_alm/common/megafunction_bb.v
+++ b/techlibs/intel_alm/common/megafunction_bb.v
@@ -565,7 +565,9 @@ endmodule
 module cyclonev_mac(ax, ay, resulta);
 
 parameter ax_width = 9;
+parameter signed_max = "true";
 parameter ay_scan_in_width = 9;
+parameter signed_may = "true";
 parameter result_a_width = 18;
 parameter operation_mode = "M9x9";
 
@@ -579,7 +581,9 @@ endmodule
 module cyclone10gx_mac(ax, ay, resulta);
 
 parameter ax_width = 18;
+parameter signed_max = "true";
 parameter ay_scan_in_width = 18;
+parameter signed_may = "true";
 parameter result_a_width = 36;
 parameter operation_mode = "M18X18_FULL";