Added ISA2 infrastructure with bugs

rtl/interfaces/VX_gpu_inst_req_inter.v

@@ -0,0 +1,24 @@
+`include "../VX_define.v"
+
+`ifndef VX_GPU_INST_REQ_IN
+
+`define VX_GPU_INST_REQ_IN
+
+interface VX_gpu_inst_req_inter();
+
+	wire[`NT_M1:0]       valid;
+	wire[`NW_M1:0]       warp_num;
+	wire                 is_wspawn;
+	wire                 is_tmc;   
+	wire                 is_split; 
+	wire                 is_barrier;
+
+	wire[`NT_M1:0][31:0] a_reg_data;
+	wire[31:0]           rd2;
+
+
+
+endinterface
+
+
+`endif