[CINN] Delete some useless code (#69185)

* delete some useless code

* polish code

* fix bug

Author: zyfncg

paddle/cinn/backends/CMakeLists.txt

@@ -13,7 +13,6 @@ gather_srcs(
   function_prototype.cc
   extern_func_protos.cc
   extern_func_jit_register.cc
-  modular.cc
   compiler.cc
   codegen_device_util.cc
   codegen_gpu_dev.cc)
@@ -32,14 +31,7 @@ if(WITH_OPENMP)
 endif()
 add_subdirectory(llvm)
 
-if(WITH_CUDA)
-  cinn_nv_test(test_raw_cuda_code SRCS raw_cuda_code_test.cu DEPS cinncore)
-endif()
-
 include_directories(${CMAKE_SOURCE_DIR}/paddle/cinn/runtime)
-if(TARGET test_generated1)
-  add_dependencies(test_generated1 test_codegen_c)
-endif()
 
 foreach(cpp ${srcs})
   set(cinnapi_src