fix(iluvatar): track dispatch header dependencies

Author: zhangyue207

CMakeLists.txt

@@ -1,6 +1,10 @@
 cmake_minimum_required(VERSION 3.18)
 project(InfiniOps LANGUAGES CXX)
 
+if(POLICY CMP0116)
+    cmake_policy(SET CMP0116 NEW)
+endif()
+
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 

src/CMakeLists.txt

@@ -541,15 +541,22 @@ if(GENERATE_PYTHON_BINDINGS)
         foreach(_src IN LISTS PYBIND11_DISPATCH_SOURCES)
             get_filename_component(_name "${_src}" NAME_WE)
             set(_obj "${_iluvatar_dispatch_object_dir}/${_name}.o")
+            set(_dep "${_obj}.d")
+            set(_depfile_arg)
+            if(CMAKE_GENERATOR MATCHES "Ninja")
+                set(_depfile_arg DEPFILE "${_dep}")
+            endif()
             add_custom_command(
                 OUTPUT "${_obj}"
                 COMMAND ${CMAKE_COMMAND} -E make_directory "${_iluvatar_dispatch_object_dir}"
                 COMMAND ${ILUVATAR_CUDA_COMPILER}
                     ${_iluvatar_dispatch_defs}
                     ${_iluvatar_dispatch_include_flags}
                     ${ILUVATAR_CUDA_FLAGS}
+                    -MMD -MF "${_dep}"
                     -c "${_src}" -o "${_obj}"
                 DEPENDS "${_src}"
+                ${_depfile_arg}
                 COMMENT "Compiling ${_name}.cc with CoreX clang++"
                 VERBATIM
             )