Memcov Bitmap Compilation Extension to TVM

tvm_mcov_bitmap.patch

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e961c6d2d..45c496c17 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -511,6 +511,9 @@ include(cmake/modules/Git.cmake)
 include(cmake/modules/LibInfo.cmake)
 include(cmake/modules/RustExt.cmake)
 
+tvm_option(USE_MEMCOV "Build with ganler/memcov" ON)
+include(cmake/modules/contrib/Memcov.cmake)
+
 include(CheckCXXCompilerFlag)
 if(NOT MSVC)
   check_cxx_compiler_flag("-std=c++17" SUPPORT_CXX17)
@@ -615,6 +618,15 @@ endif()
 target_link_libraries(tvm PRIVATE ${TVM_LINKER_LIBS} ${TVM_RUNTIME_LINKER_LIBS})
 target_link_libraries(tvm_runtime PRIVATE ${TVM_RUNTIME_LINKER_LIBS})
 
+if(USE_MEMCOV)
+  MESSAGE(STATUS )
+  set_source_files_properties(
+    ${COMPILER_SRCS}
+    ${RUNTIME_SRCS}
+    PROPERTIES COMPILE_OPTIONS
+    -fsanitize-coverage=edge,trace-pc-guard)
+endif()
+
 if(BUILD_FOR_HEXAGON AND DEFINED USE_HEXAGON_GTEST AND EXISTS ${USE_HEXAGON_GTEST})
   include(FetchContent)
   FetchContent_Declare(googletest SOURCE_DIR "${USE_HEXAGON_GTEST}")