using lzc instead of priority_encoder

2021-08-26 07:29:47 -07:00
parent 2a27bfbfd5
commit e494860f38
4 changed files with 30 additions and 36 deletions
--- a/hw/rtl/libs/VX_index_buffer.v
+++ b/hw/rtl/libs/VX_index_buffer.v
@@ -29,13 +29,12 @@ module VX_index_buffer #(
    wire free_valid;
    wire [ADDRW-1:0] free_index;

-    VX_priority_encoder #(
-        .N (SIZE)
+    VX_lzc #(
+        .WIDTH (SIZE)
    ) free_slots_encoder (
-        .data_in    (free_slots_n),
-        .index      (free_index),  
-        `UNUSED_PIN (onehot),
-        .valid_out  (free_valid)
+        .in_i    (free_slots_n),
+        .cnt_o   (free_index),
+        .valid_o (free_valid)
    );  

    always @(*) begin