Add: generate file on make

tb/test_source_code/tb_riscv_cpu/test.S

@@ -1,11 +1,10 @@
 # t0 = 0
-li      t0, 0
-li      t2, 10 # R[2]=10, MEM[1]=6
+li      t0, 0  # R[5]=0
+li      t2, 10 # R[7]=10
 loop_head:
 bge     t0, t2, loop_end
 # Repeated code goes here
 addi    t0, t0, 1 # PC=16
 j		loop_head
 loop_end:
-
 # R[0]=0