minor update

Author: tinebp

hw/rtl/core/VX_issue_slice.sv

@@ -100,7 +100,7 @@ module VX_issue_slice import VX_gpu_pkg::*; #(
     wire reset_negedge;
     `NEG_EDGE (reset_negedge, reset);
     `SCOPE_TAP_EX (0, 2, 4, 3, (
-            UUID_WIDTH + NW_WIDTH + `NUM_THREADS + PC_BITS + EX_BITS + INST_OP_BITS + 1 + NR_BITS * 4 +
+            UUID_WIDTH + NW_WIDTH + `NUM_THREADS + PC_BITS + EX_BITS + INST_OP_BITS + 1 + $bits(reg_idx_t) * 4 +
             UUID_WIDTH + ISSUE_WIS_W + `SIMD_WIDTH + PC_BITS + EX_BITS + INST_OP_BITS + 1 + NR_BITS + (3 * `XLEN) +
             UUID_WIDTH + ISSUE_WIS_W + `SIMD_WIDTH + NR_BITS + (`SIMD_WIDTH * `XLEN) + 1
         ), {