fixed FPU-CSR data dependence

hw/rtl/interfaces/VX_commit_if.v

@@ -0,0 +1,21 @@
+`ifndef VX_COMMIT_IF
+`define VX_COMMIT_IF
+
+`include "VX_define.vh"
+
+interface VX_commit_if ();
+
+    wire                    valid;
+
+    wire [`NW_BITS-1:0]     wid;
+    wire [`NUM_THREADS-1:0] tmask;    
+    wire [31:0]             PC;
+    wire [`NUM_THREADS-1:0][31:0] data;
+    wire [`NR_BITS-1:0]     rd;
+    wire                    wb;
+
+    wire                    ready;  
+
+endinterface
+
+`endif