[MSLITE] support compiling micro runtime for openharmony lite

cmake/dependency_securec.cmake

@@ -8,7 +8,11 @@ if(NOT TARGET securec)
   set(_ms_tmp_CMAKE_POSITION_INDEPENDENT_CODE ${CMAKE_POSITION_INDEPENDENT_CODE})
   set(_ms_tmp_CMAKE_C_FLAGS ${CMAKE_C_FLAGS})
 
-  set(CMAKE_C_FLAGS "${SECURE_CXX_FLAGS}")
+  if(TARGET_OHOS_LITE)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${SECURE_CXX_FLAGS}")
+  else()
+    set(CMAKE_C_FLAGS "${SECURE_CXX_FLAGS}")
+  endif()
   if(CMAKE_SYSTEM_NAME MATCHES "Windows")
     add_compile_definitions(SECUREC_ONLY_DECLARE_MEMSET)
   endif()

cmake/package_lite.cmake

@@ -290,7 +290,7 @@ elseif(PLATFORM_ARM32)
     install(DIRECTORY ${TOP_DIR}/include/api/ DESTINATION ${RUNTIME_INC_DIR}/api
             COMPONENT ${RUNTIME_COMPONENT_NAME} FILES_MATCHING PATTERN "*.h" PATTERN "ops*" EXCLUDE)
     __install_micro_wrapper()
-    if(MSLITE_ENABLE_TOOLS)
+    if(MSLITE_ENABLE_TOOLS AND NOT TARGET_OHOS_LITE)
         install(TARGETS ${BENCHMARK_NAME} RUNTIME DESTINATION ${BENCHMARK_ROOT_DIR} COMPONENT ${RUNTIME_COMPONENT_NAME})
         if(SUPPORT_TRAIN)
             install(TARGETS ${BENCHMARK_TRAIN_NAME} RUNTIME DESTINATION ${BENCHMARK_TRAIN_ROOT_DIR} COMPONENT

mindspore/lite/CMakeLists.txt

@@ -6,6 +6,9 @@ if(TOOLCHAIN_NAME STREQUAL "himix200")
   set(TARGET_HIMIX200 on)
   set(ENABLE_MINDRT off)
   add_compile_definitions(SUPPORT_NNIE)
+elseif(TOOLCHAIN_NAME STREQUAL "ohos-lite")
+  set(TARGET_OHOS_LITE on)
+  SET_PROPERTY(GLOBAL PROPERTY TARGET_SUPPORTS_SHARED_LIBS TRUE)
 endif()
 
 if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7.3.0 AND NOT TARGET_HIMIX200)
@@ -177,6 +180,8 @@ elseif(PLATFORM_ARM32)
     set(RUNTIME_COMPONENT_NAME "android-aarch32")
     if(TARGET_HIMIX200)
         set(RUNTIME_COMPONENT_NAME "linux-aarch32")
+    elseif(TARGET_OHOS_LITE)
+        set(RUNTIME_COMPONENT_NAME "ohos-aarch32")
     endif()
 elseif(WIN32)
     if(CMAKE_SIZEOF_VOID_P EQUAL 4)
@@ -211,7 +216,7 @@ include(${TOP_DIR}/cmake/utils.cmake)
 include(${TOP_DIR}/cmake/dependency_utils.cmake)
 include(${TOP_DIR}/cmake/dependency_securec.cmake)
 include(${TOP_DIR}/cmake/external_libs/flatbuffers.cmake)
-if(NOT TARGET_HIMIX200)
+if(NOT TARGET_HIMIX200 AND NOT TARGET_OHOS_LITE)
     include(${TOP_DIR}/cmake/external_libs/openssl.cmake)
 endif()
 if(MSLITE_GPU_BACKEND STREQUAL opencl)
@@ -309,7 +314,7 @@ if(WIN32)
     add_compile_definitions(BUILDING_DLL)
 endif()
 
-if(ENABLE_MINDRT OR TARGET_HIMIX200)
+if(ENABLE_MINDRT OR TARGET_HIMIX200 OR TARGET_OHOS_LITE)
     include_directories(${CORE_DIR}/mindrt/include)
     include_directories(${CORE_DIR}/mindrt/src)
 endif()

mindspore/lite/cmake/ohos-lite.toolchain.cmake

@@ -0,0 +1,31 @@
+if(NOT DEFINED ENV{OHOS_SYSROOT_PATH})
+    message(FATAL_ERROR "No defined environment variable: OHOS_SYSROOT_PATH")
+endif()
+set(OHOS_SYSROOT_PATH "$ENV{OHOS_SYSROOT_PATH}")
+
+set(CMAKE_SYSTEM_NAME Generic)
+set(CMAKE_CXX_COMPILER_ID Clang)
+set(CMAKE_TOOLCHAIN_PREFIX llvm-)
+set(CMAKE_C_COMPILER clang)
+set(CMAKE_C_FLAGS "--target=arm-liteos -D__clang__ -march=armv7-a -w")
+set(CMAKE_CXX_COMPILER clang++)
+set(CMAKE_CXX_FLAGS "--target=arm-liteos -D__clang__ -march=armv7-a -w")
+set(MY_LINK_FLAGS "--target=arm-liteos --sysroot=${OHOS_SYSROOT_PATH}")
+set(CMAKE_LINKER clang)
+set(CMAKE_CXX_LINKER clang++)
+set(CMAKE_C_LINKER clang)
+set(CMAKE_C_LINK_EXECUTABLE
+    "${CMAKE_C_LINKER} ${MY_LINK_FLAGS} <FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>")
+set(CMAKE_CXX_LINK_EXECUTABLE
+    "${CMAKE_CXX_LINKER} ${MY_LINK_FLAGS} <FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>")
+set(CMAKE_SYSROOT ${OHOS_SYSROOT_PATH})
+
+set(ENABLE_MINDRT "off")
+find_path(GCC_PATH gcc)
+find_path(GXX_PATH g++)
+if(NOT ${GCC_PATH} STREQUAL "GCC_PATH-NOTFOUND" AND NOT ${GXX_PATH} STREQUAL "GXX_PATH-NOTFOUND")
+    set(FLATC_GCC_COMPILER ${GCC_PATH}/gcc)
+    set(FLATC_GXX_COMPILER ${GXX_PATH}/g++)
+endif()
+
+string(APPEND CMAKE_EXE_LINKER_FLAGS " -Wl,--gc-sections")

mindspore/lite/micro/coder/generator/component/const_blocks/benchmark.cc

@@ -139,8 +139,19 @@ int main(int argc, const char **argv) {
       return lite::RET_ERROR;
     }
     context->thread_num_ = atoi(argv[5]);
+    if (context->thread_num_ < 1) {
+      printf("Thread number error! It should be greater than 0\n");
+      return lite::RET_ERROR;
+    }
     context->device_list_.resize(1);
-    context->device_list_[0] = {lite::DT_CPU, {{false, static_cast<lite::CpuBindMode>(atoi(argv[6]))}}};
+    context->device_list_[0].device_type_ = lite::DT_CPU;
+    context->device_list_[0].device_info_.cpu_device_info_.enable_float16_ = false;
+    lite::CpuBindMode bind_mode = static_cast<lite::CpuBindMode>(atoi(argv[6]));
+    if (bind_mode < lite::NO_BIND || bind_mode > lite::MID_CPU) {
+      printf("Thread bind mode error! 0: No bind, 1: Bind hign cpu, 2: Bind mid cpu.\n");
+      return lite::RET_ERROR;
+    }
+    context->device_list_[0].device_info_.cpu_device_info_.cpu_bind_mode_ = bind_mode;
     printf("context: ThreadNum: %d, BindMode: %d\n", context->thread_num_,
            context->device_list_[0].device_info_.cpu_device_info_.cpu_bind_mode_);
   }

mindspore/lite/src/CMakeLists.txt

@@ -149,7 +149,7 @@ if(ENABLE_MINDRT)
         ${CMAKE_CURRENT_SOURCE_DIR}/lite_mindrt.cc
         ${CMAKE_CURRENT_SOURCE_DIR}/mindrt_executor.cc
         )
-elseif(TARGET_HIMIX200)
+elseif(TARGET_HIMIX200 OR TARGET_OHOS_LITE)
     file(GLOB MINDRT_ACTOR ${CORE_DIR}/mindrt/src/actor/*.cc)
     set(LITE_SRC
         ${LITE_SRC}
@@ -232,7 +232,7 @@ if(SUPPORT_NPU)
     target_link_libraries(mindspore-lite npu_kernel_mid)
     target_link_libraries(mindspore-lite_static npu_kernel_mid)
 endif()
-if(PLATFORM_ARM32 OR PLATFORM_ARM64 AND NOT TARGET_HIMIX200)
+if(PLATFORM_ARM32 OR PLATFORM_ARM64 AND NOT TARGET_HIMIX200 AND NOT TARGET_OHOS_LITE)
     target_link_libraries(mindspore-lite log)
     target_link_libraries(mindspore-lite_static log)
 endif()
@@ -260,6 +260,8 @@ if(NOT APPLE AND PLATFORM_ARM)
         "${ANDROID_NDK}/toolchains/aarch64-linux-android-4.9/prebuilt/linux-x86_64/aarch64-linux-android/bin/strip")
     if(TARGET_HIMIX200)
         set(NDK_STRIP ${HIMIX_STRIP})
+    elseif(TARGET_OHOS_LITE)
+        set(NDK_STRIP "llvm-strip")
     endif()
 endif()
 

mindspore/lite/src/cpu_info.cc

@@ -19,10 +19,11 @@
 #include <fstream>
 #include "src/common/log_adapter.h"
 #include "nnacl/nnacl_utils.h"
-#ifndef MS_COMPILE_IOS
+#ifdef __ANDROID__
 #include <sys/auxv.h>
 #include <asm/hwcap.h>
-#else
+#endif
+#ifdef MS_COMPILE_IOS
 #include <mach/mach.h>
 #include <mach/machine.h>
 #include <mach/thread_act.h>
@@ -46,7 +47,7 @@
 #endif
 #endif
 namespace mindspore::lite {
-#ifndef MS_COMPILE_IOS
+#ifdef __ANDROID__
 uint32_t CpuInfo::MidrSetPart(uint32_t part) {
   return ((part << ARM_CPU_PART_OFFSET) & ARM_CPU_PART_MASK) | (midr_ & ~ARM_CPU_PART_MASK);
 }
@@ -137,6 +138,7 @@ bool CpuInfo::ArmIsSupportFp16() {
   }
   return false;
 #else
+#ifdef __ANDROID__
 #ifdef ENABLE_ARM32
   GetArmProcCpuInfo(&android_cpu_info_);
   midr_ = MidrSetPart(android_cpu_info_.cpu_part);
@@ -174,6 +176,7 @@ bool CpuInfo::ArmIsSupportFp16() {
   } else {
     MS_LOG(DEBUG) << "Hw cap NOT support FP16, hwcap: 0x" << hwcap;
   }
+#endif
 #endif
   return fp16_flag_;
 #endif

mindspore/lite/tools/benchmark/CMakeLists.txt

@@ -15,7 +15,7 @@ add_executable(benchmark
 
 add_dependencies(benchmark fbs_src)
 
-if((PLATFORM_ARM32 OR PLATFORM_ARM64) AND NOT TARGET_HIMIX200)
+if((PLATFORM_ARM32 OR PLATFORM_ARM64) AND NOT TARGET_HIMIX200 AND NOT TARGET_OHOS_LITE)
     if(SUPPORT_NPU AND ANDROID_STL STREQUAL "c++_static")
         target_link_libraries(benchmark mindspore-lite mindspore::json c++_shared)
     else()