tensor: Mark PARTIAL_BW on power impact

2024-06-26 14:25:00 -07:00
parent 9a6fe79bd3
commit 4b093e3ff7
1 changed files with 3 additions and 2 deletions
--- a/hw/rtl/core/VX_tensor_core.sv
+++ b/hw/rtl/core/VX_tensor_core.sv
@@ -12,8 +12,9 @@ module VX_tensor_core import VX_gpu_pkg::*; #(
 );
    localparam BLOCK_SIZE = 1;
    localparam NUM_LANES  = `NUM_THREADS;
-    // localparam PARTIAL_BW = (BLOCK_SIZE != `ISSUE_WIDTH) || (NUM_LANES != `NUM_THREADS);
-    localparam PARTIAL_BW = 1;
+    // FIXME: @perf: PARTIAL_BW==1 increases power instantiating
+    // stream_buffers for ISSUE_WIDTH times
+    localparam PARTIAL_BW = (BLOCK_SIZE != `ISSUE_WIDTH) || (NUM_LANES != `NUM_THREADS);

    VX_execute_if #(
        .NUM_LANES (NUM_LANES)