minor update

2021-06-18 01:18:31 -07:00
parent f8dd44d180
commit 65a3704479
2 changed files with 5 additions and 2 deletions
--- a/hw/rtl/VX_scoreboard.v
+++ b/hw/rtl/VX_scoreboard.v
@@ -14,7 +14,7 @@ module VX_scoreboard  #(

    reg is_reg_busy;
    always @(*) begin
-        is_reg_busy = 0;
+        is_reg_busy = 'x;
        for (integer i = 0; i < `NUM_WARPS; ++i) begin
            if (ibuf_deq_if.wid == `NW_BITS'(i)) begin
                is_reg_busy = | (inuse_regs[i] & ibuf_deq_if.used_regs);