thread mask redesign

hw/rtl/interfaces/VX_fetch_to_csr_if.v

@@ -0,0 +1,12 @@
+`ifndef VX_FETCH_TO_CSR_IF
+`define VX_FETCH_TO_CSR_IF
+
+`include "VX_define.vh"
+
+interface VX_fetch_to_csr_if ();
+
+    wire [`NUM_THREADS-1:0] thread_masks [`NUM_WARPS-1:0];
+
+endinterface
+
+`endif

hw/rtl/interfaces/VX_gpu_req_if.v

@@ -12,6 +12,7 @@ interface VX_gpu_req_if();
     wire [31:0]             PC;
     wire [31:0]             next_PC;
     wire [`GPU_BITS-1:0]    op_type;
+    wire [`NT_BITS-1:0]     tid;
     wire [`NUM_THREADS-1:0][31:0] rs1_data;
     wire [31:0]             rs2_data;
     wire [`NR_BITS-1:0]     rd;