diff options
Diffstat (limited to 'tensorflow.cmake')
| -rw-r--r-- | tensorflow.cmake | 40 |
1 files changed, 27 insertions, 13 deletions
diff --git a/tensorflow.cmake b/tensorflow.cmake index 0216e78..75d7d35 100644 --- a/tensorflow.cmake +++ b/tensorflow.cmake @@ -29,26 +29,37 @@ endif() get_filename_component(TFLU_TARGET_TOOLCHAIN_ROOT ${CMAKE_C_COMPILER} DIRECTORY) -set(TFLU_TARGET_TOOLCHAIN_ROOT "${TFLU_TARGET_TOOLCHAIN_ROOT}/") +set(TFLU_TARGET_TOOLCHAIN_ROOT "'${TFLU_TARGET_TOOLCHAIN_ROOT}'/") set(TFLU_PATH "${TENSORFLOW_PATH}/tensorflow/lite/micro") -set(TFLU_GENDIR ${CMAKE_CURRENT_BINARY_DIR}/tensorflow/) +set(TFLU_GENDIR "${CMAKE_CURRENT_BINARY_DIR}/tensorflow/") set(TFLU_TARGET "cortex_m_generic") set(TFLU_TARGET_ARCH ${CMAKE_SYSTEM_PROCESSOR}${CPU_FEATURES} CACHE STRING "Tensorflow Lite for Microcontrollers target architecture") set(TFLU_BUILD_TYPE "release" CACHE STRING "Tensorflow Lite Mirco build type, can be release or debug") set(TFLU_OPTIMIZATION_LEVEL CACHE STRING "Tensorflow Lite Micro optimization level") -if(CORE_SOFTWARE_ACCELERATOR STREQUAL NPU) - set(TFLU_ETHOSU_LIBS $<TARGET_FILE:ethosu_core_driver>) - # Set preference for ethos-u over cmsis-nn - set(TFLU_OPTIMIZED_KERNEL_DIR "cmsis_nn") - set(TFLU_CO_PROCESSOR "ethos_u") -elseif(CORE_SOFTWARE_ACCELERATOR STREQUAL CMSIS-NN) - set(TFLU_OPTIMIZED_KERNEL_DIR "cmsis_nn") -endif() -# Command and target -add_custom_target(tflu_gen ALL +if (TFLU_PREBUILT_LIBRARY_PATH) + set(TFLU_IMPORTED_LIB_PATH "${TFLU_PREBUILT_LIBRARY_PATH}") + message(STATUS "Using a prebuilt TensorFlow Lite for Microcontrollers library: ${TFLU_IMPORTED_LIB_PATH}") +else() + if(CORE_SOFTWARE_ACCELERATOR STREQUAL NPU) + set(TFLU_ETHOSU_LIBS $<TARGET_FILE:ethosu_core_driver>) + # Set preference for ethos-u over cmsis-nn + set(TFLU_OPTIMIZED_KERNEL_DIR "cmsis_nn") + set(TFLU_CO_PROCESSOR "ethos_u") + elseif(CORE_SOFTWARE_ACCELERATOR STREQUAL CMSIS-NN) + set(TFLU_OPTIMIZED_KERNEL_DIR "cmsis_nn") + endif() + + # Windows: change to relative paths. + if (CMAKE_HOST_SYSTEM_NAME STREQUAL Windows) + file(RELATIVE_PATH CMSIS_PATH ${TENSORFLOW_PATH} ${CMSIS_PATH}) + file(RELATIVE_PATH CORE_DRIVER_PATH ${TENSORFLOW_PATH} ${CORE_DRIVER_PATH}) + endif() + + # Command and target + add_custom_target(tflu_gen ALL COMMAND make -j${J} -f ${TFLU_PATH}/tools/make/Makefile microlite TARGET_TOOLCHAIN_ROOT=${TFLU_TARGET_TOOLCHAIN_ROOT} TOOLCHAIN=${TFLU_TOOLCHAIN} @@ -66,9 +77,12 @@ add_custom_target(tflu_gen ALL BYPRODUCTS ${CMAKE_CURRENT_SOURCE_DIR}/tensorflow/tensorflow/lite/micro/tools/make/downloads WORKING_DIRECTORY ${TENSORFLOW_PATH}) + set(TFLU_IMPORTED_LIB_PATH "${TFLU_GENDIR}/lib/libtensorflow-microlite.a") +endif() + # Create library and link library to custom target add_library(tflu STATIC IMPORTED) -set_property(TARGET tflu PROPERTY IMPORTED_LOCATION ${TFLU_GENDIR}/lib/libtensorflow-microlite.a) +set_property(TARGET tflu PROPERTY IMPORTED_LOCATION "${TFLU_IMPORTED_LIB_PATH}") add_dependencies(tflu tflu_gen) target_include_directories(tflu INTERFACE ${TENSORFLOW_PATH}) target_compile_definitions(tflu INTERFACE TF_LITE_MICRO TF_LITE_STATIC_MEMORY) |