refactoring

hw/rtl/interfaces/VX_backend_req_if.v

@@ -0,0 +1,40 @@
+`ifndef VX_FrE_to_BCKBE_REQ_IF
+`define VX_FrE_to_BCKBE_REQ_IF
+
+`include "VX_define.vh"
+
+interface VX_backend_req_if ();
+
+    wire [11:0]              csr_address;
+    wire                     is_csr;
+    wire                     csr_immed;
+    wire [31:0]              csr_mask;
+    wire [4:0]               rd;
+    wire [4:0]               rs1;
+    wire [4:0]               rs2;
+    wire [4:0]               alu_op;
+    wire [1:0]               wb;
+    wire                     rs2_src;
+    wire [31:0]              itype_immed;
+    wire [`BYTE_EN_BITS-1:0] mem_read;
+    wire [`BYTE_EN_BITS-1:0] mem_write;
+    wire [2:0]               branch_type;
+    wire [19:0]              upper_immed;
+    wire [31:0]              curr_PC;
+    wire                     is_etype;
+    wire                     is_jal;
+    wire                     jal;
+    wire [31:0]              jal_offset;
+    wire [31:0]              next_PC;
+    wire [`NUM_THREADS-1:0]  valid;
+    wire [`NW_BITS-1:0]      warp_num;
+
+    // GPGPU stuff
+    wire                     is_wspawn;
+    wire                     is_tmc;   
+    wire                     is_split; 
+    wire                     is_barrier;
+
+endinterface
+
+`endif