消除一些编译警告

make_riscv.py

@@ -12,7 +12,7 @@ OBJCPY="riscv64-unknown-elf-objcopy"
 OBJDUMP="riscv64-unknown-elf-objdump"
 
 CFLAG=[
-  "-march=rv32i",
+  "-march=rv32i_zicsr",
   "-mabi=ilp32",
   "-ffunction-sections",
   "-fdata-sections",
@@ -137,7 +137,7 @@ def build_depend(src:list):
     dst=os.path.join(OUTPUT,dst)
     if(check_rebuild(dst,[i])):
       cmd=f"{CC} -MM {i} -o {dst} {flags}"
-      print(cmd)
+      print(f"更新 {dst}")
       ret=os.system(cmd)
       if(ret):
         exit()
@@ -170,7 +170,7 @@ def build_object(src:list):
         # print(f"{i} 没有更新依赖关系")
         pass
     if(len(cmd)>0):
-      print(cmd)
+      print(f"编译 {dst}")
       ret=os.system(cmd)
       if(ret):
         exit()
@@ -186,7 +186,7 @@ def build_target(src:list):
   dst=os.path.join(OUTPUT,TARGET)+".elf"
   if(check_rebuild(dst,obj_list)):
     cmd=f"{CC} {' '.join(obj_list)} -o {dst} {flags} -T{LD_FILE} -Wall -Wextra -nostartfiles -Wl,-Map,\"{OUTPUT}/{TARGET}.map\""
-    print(cmd)
+    print(f"链接 {dst}")
     ret=os.system(cmd)
     if(ret):
       exit()