alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 1 | #---------------------------------------------------------------------------- |
alexander | cb8a987 | 2022-02-11 13:23:22 +0000 | [diff] [blame] | 2 | # Copyright (c) 2021 - 2022 Arm Limited. All rights reserved. |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 3 | # SPDX-License-Identifier: Apache-2.0 |
| 4 | # |
| 5 | # Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | # you may not use this file except in compliance with the License. |
| 7 | # You may obtain a copy of the License at |
| 8 | # |
| 9 | # http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | # |
| 11 | # Unless required by applicable law or agreed to in writing, software |
| 12 | # distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | # See the License for the specific language governing permissions and |
| 15 | # limitations under the License. |
| 16 | #---------------------------------------------------------------------------- |
| 17 | |
| 18 | include(ProcessorCount) |
| 19 | ProcessorCount(J) |
| 20 | |
| 21 | if (CMAKE_BUILD_TYPE STREQUAL Debug) |
Richard Burton | 0d11059 | 2021-08-12 17:26:30 +0100 | [diff] [blame] | 22 | set(TENSORFLOW_LITE_MICRO_CORE_OPTIMIZATION_LEVEL "-O0") |
| 23 | set(TENSORFLOW_LITE_MICRO_KERNEL_OPTIMIZATION_LEVEL "-O0") |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 24 | elseif (CMAKE_BUILD_TYPE STREQUAL Release) |
Richard Burton | 0d11059 | 2021-08-12 17:26:30 +0100 | [diff] [blame] | 25 | set(TENSORFLOW_LITE_MICRO_CORE_OPTIMIZATION_LEVEL "-O3") |
| 26 | set(TENSORFLOW_LITE_MICRO_KERNEL_OPTIMIZATION_LEVEL "-O3") |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 27 | endif() |
| 28 | |
Kshitij Sisodia | b59ba68 | 2021-11-23 17:19:52 +0000 | [diff] [blame] | 29 | assert_defined(TENSORFLOW_LITE_MICRO_BUILD_TYPE) |
| 30 | assert_defined(TENSORFLOW_LITE_MICRO_CLEAN_DOWNLOADS) |
| 31 | assert_defined(TENSORFLOW_LITE_MICRO_CLEAN_BUILD) |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 32 | |
| 33 | if (CMAKE_CXX_COMPILER_ID STREQUAL "ARMClang") |
| 34 | set(TENSORFLOW_LITE_MICRO_TOOLCHAIN "armclang") |
| 35 | elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU") |
| 36 | set(TENSORFLOW_LITE_MICRO_TOOLCHAIN "gcc") |
| 37 | else () |
| 38 | message(FATAL_ERROR "No compiler ID is set") |
| 39 | endif() |
| 40 | |
| 41 | get_filename_component(TENSORFLOW_LITE_MICRO_TARGET_TOOLCHAIN_ROOT ${CMAKE_C_COMPILER} DIRECTORY) |
| 42 | set(TENSORFLOW_LITE_MICRO_TARGET_TOOLCHAIN_ROOT "${TENSORFLOW_LITE_MICRO_TARGET_TOOLCHAIN_ROOT}/") |
| 43 | |
| 44 | set(TENSORFLOW_LITE_MICRO_PATH "${TENSORFLOW_SRC_PATH}/tensorflow/lite/micro") |
| 45 | set(TENSORFLOW_LITE_MICRO_GENDIR ${CMAKE_CURRENT_BINARY_DIR}/tensorflow/) |
alexander | 31ae9f0 | 2022-02-10 16:15:54 +0000 | [diff] [blame] | 46 | set(TENSORFLOW_LITE_MICRO_PLATFORM_LIB_NAME "libtensorflow-microlite.a") |
ayamas01 | 15f8070 | 2021-11-18 14:22:23 +0000 | [diff] [blame] | 47 | |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 48 | if (TARGET_PLATFORM STREQUAL native) |
| 49 | set(TENSORFLOW_LITE_MICRO_TARGET "linux") |
| 50 | set(TENSORFLOW_LITE_MICRO_TARGET_ARCH x86_64) |
| 51 | else() |
Nina Drozd | 68549b4 | 2022-02-15 14:32:57 +0000 | [diff] [blame] | 52 | set(TENSORFLOW_LITE_MICRO_TARGET "cortex_m_generic") |
Kshitij Sisodia | 8c61c0a | 2022-05-17 11:16:22 +0100 | [diff] [blame] | 53 | |
Kshitij Sisodia | 9c6f9f8 | 2022-05-20 14:30:02 +0100 | [diff] [blame] | 54 | if ("${CMAKE_SYSTEM_ARCH}" STREQUAL "armv8.1-m.main" OR "${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "cortex-m85") |
Kshitij Sisodia | 8c61c0a | 2022-05-17 11:16:22 +0100 | [diff] [blame] | 55 | # TensorFlow's generic makefile doesn't currently have a flow for Cortex-M85. |
| 56 | # We build for Arm Cortex-M55 instead. |
| 57 | # @TODO: check with latest TensorFlow package. |
| 58 | set(TENSORFLOW_LITE_MICRO_TARGET_ARCH "cortex-m55") |
| 59 | else() |
| 60 | set(TENSORFLOW_LITE_MICRO_TARGET_ARCH "${CMAKE_SYSTEM_PROCESSOR}") |
| 61 | endif() |
| 62 | |
Cisco Cervellera | f085fa5 | 2021-08-02 09:32:07 +0100 | [diff] [blame] | 63 | if(ETHOS_U_NPU_ENABLED) |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 64 | # Arm Ethos-U55 NPU is the co-processor for ML workload: |
| 65 | set(TENSORFLOW_LITE_MICRO_CO_PROCESSOR "ethos_u") |
Richard Burton | b4123fd | 2022-03-04 09:19:09 +0000 | [diff] [blame] | 66 | set(ETHOS_U_NPU_ID "u55") # Currently only u55 is supported by TFLite Micro. |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 67 | endif() |
| 68 | |
| 69 | set(TENSORFLOW_LITE_MICRO_OPTIMIZED_KERNEL "cmsis_nn") |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 70 | endif() |
| 71 | |
| 72 | if (TENSORFLOW_LITE_MICRO_CLEAN_DOWNLOADS) |
| 73 | list(APPEND MAKE_TARGETS_LIST "clean_downloads") |
| 74 | endif() |
| 75 | |
| 76 | if (TENSORFLOW_LITE_MICRO_CLEAN_BUILD) |
| 77 | list(APPEND MAKE_TARGETS_LIST "clean") |
| 78 | endif() |
| 79 | |
| 80 | # Primary target |
| 81 | list(APPEND MAKE_TARGETS_LIST "microlite") |
| 82 | message(STATUS "TensorFlow Lite Micro build to be called for these targets: ${MAKE_TARGETS_LIST}") |
| 83 | |
Kshitij Sisodia | b1904b1 | 2022-04-21 09:48:10 +0100 | [diff] [blame] | 84 | # Add virtual environment's Python directory path to the system path. |
| 85 | # NOTE: This path is passed to the TensorFlow Lite Micro's make env |
| 86 | # as it depends on some basic Python packages (like Pillow) installed |
| 87 | # and the system-wide Python installation might not have them. |
| 88 | set(ENV_PATH "${PYTHON_VENV}/bin:$ENV{PATH}") |
| 89 | |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 90 | # Commands and targets |
| 91 | add_custom_target(tensorflow_build ALL |
| 92 | |
| 93 | # Command to build the TensorFlow Lite Micro library |
Kshitij Sisodia | b1904b1 | 2022-04-21 09:48:10 +0100 | [diff] [blame] | 94 | COMMAND ${CMAKE_COMMAND} -E env PATH=${ENV_PATH} |
| 95 | make -j${J} -f ${TENSORFLOW_LITE_MICRO_PATH}/tools/make/Makefile ${MAKE_TARGETS_LIST} |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 96 | TARGET_TOOLCHAIN_ROOT=${TENSORFLOW_LITE_MICRO_TARGET_TOOLCHAIN_ROOT} |
| 97 | TOOLCHAIN=${TENSORFLOW_LITE_MICRO_TOOLCHAIN} |
| 98 | GENDIR=${TENSORFLOW_LITE_MICRO_GENDIR} |
| 99 | TARGET=${TENSORFLOW_LITE_MICRO_TARGET} |
| 100 | TARGET_ARCH=${TENSORFLOW_LITE_MICRO_TARGET_ARCH} |
| 101 | BUILD_TYPE=${TENSORFLOW_LITE_MICRO_BUILD_TYPE} |
alexander | 31ae9f0 | 2022-02-10 16:15:54 +0000 | [diff] [blame] | 102 | CMSIS_PATH=${CMSIS_SRC_PATH} |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 103 | # Conditional arguments |
Richard Burton | b4123fd | 2022-03-04 09:19:09 +0000 | [diff] [blame] | 104 | $<$<BOOL:${ETHOS_U_NPU_ENABLED}>:ETHOSU_ARCH=${ETHOS_U_NPU_ID}> |
Nina Drozd | 68549b4 | 2022-02-15 14:32:57 +0000 | [diff] [blame] | 105 | $<$<BOOL:${ETHOS_U_NPU_ENABLED}>:ETHOSU_DRIVER_PATH=${ETHOS_U_NPU_DRIVER_SRC_PATH}> |
| 106 | $<$<BOOL:${ETHOS_U_NPU_ENABLED}>:ETHOSU_DRIVER_LIBS=$<TARGET_FILE:ethosu_core_driver>> |
| 107 | |
Richard Burton | 0d11059 | 2021-08-12 17:26:30 +0100 | [diff] [blame] | 108 | $<$<BOOL:${TENSORFLOW_LITE_MICRO_CORE_OPTIMIZATION_LEVEL}>:CORE_OPTIMIZATION_LEVEL=${TENSORFLOW_LITE_MICRO_CORE_OPTIMIZATION_LEVEL}> |
| 109 | $<$<BOOL:${TENSORFLOW_LITE_MICRO_KERNEL_OPTIMIZATION_LEVEL}>:KERNEL_OPTIMIZATION_LEVEL=${TENSORFLOW_LITE_MICRO_KERNEL_OPTIMIZATION_LEVEL}> |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 110 | $<$<BOOL:${TENSORFLOW_LITE_MICRO_OPTIMIZED_KERNEL}>:OPTIMIZED_KERNEL_DIR=${TENSORFLOW_LITE_MICRO_OPTIMIZED_KERNEL}> |
| 111 | $<$<BOOL:${TENSORFLOW_LITE_MICRO_CO_PROCESSOR}>:CO_PROCESSOR=${TENSORFLOW_LITE_MICRO_CO_PROCESSOR}> |
| 112 | |
| 113 | # Command to copy over the generated library to the local build tree. |
| 114 | COMMAND ${CMAKE_COMMAND} -E copy ${TENSORFLOW_LITE_MICRO_GENDIR}/lib/${TENSORFLOW_LITE_MICRO_PLATFORM_LIB_NAME} |
| 115 | ${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/${TENSORFLOW_LITE_MICRO_PLATFORM_LIB_NAME} |
| 116 | |
| 117 | COMMENT "Building TensorFlow Lite Micro library..." |
| 118 | |
| 119 | BYPRODUCTS ${TENSORFLOW_SRC_PATH}/tensorflow/tensorflow/lite/micro/tools/make/downloads |
| 120 | ${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/${TENSORFLOW_LITE_MICRO_PLATFORM_LIB_NAME} |
| 121 | ${TENSORFLOW_LITE_MICRO_GENDIR}/lib/${TENSORFLOW_LITE_MICRO_PLATFORM_LIB_NAME} |
| 122 | |
| 123 | WORKING_DIRECTORY ${TENSORFLOW_SRC_PATH}) |
| 124 | |
| 125 | # Create library |
alexander | 31ae9f0 | 2022-02-10 16:15:54 +0000 | [diff] [blame] | 126 | |
Nina Drozd | 68549b4 | 2022-02-15 14:32:57 +0000 | [diff] [blame] | 127 | |
| 128 | set(TENSORFLOW_LITE_MICRO_TARGET tensorflow-lite-micro) |
| 129 | add_library(${TENSORFLOW_LITE_MICRO_TARGET} STATIC IMPORTED) |
| 130 | |
| 131 | if(ETHOS_U_NPU_ENABLED) |
| 132 | add_dependencies(tensorflow_build ethosu_core_driver) |
| 133 | endif() |
alexander | 31ae9f0 | 2022-02-10 16:15:54 +0000 | [diff] [blame] | 134 | |
alexander | 3c79893 | 2021-03-26 21:42:19 +0000 | [diff] [blame] | 135 | add_dependencies(tensorflow-lite-micro tensorflow_build) |
alexander | 31ae9f0 | 2022-02-10 16:15:54 +0000 | [diff] [blame] | 136 | |
ayamas01 | 15f8070 | 2021-11-18 14:22:23 +0000 | [diff] [blame] | 137 | set_property(TARGET tensorflow-lite-micro PROPERTY IMPORTED_LOCATION |
| 138 | "${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/${TENSORFLOW_LITE_MICRO_PLATFORM_LIB_NAME}") |
alexander | 31ae9f0 | 2022-02-10 16:15:54 +0000 | [diff] [blame] | 139 | |
| 140 | target_include_directories(tensorflow-lite-micro |
| 141 | INTERFACE |
| 142 | ${TENSORFLOW_SRC_PATH}) |
| 143 | |
| 144 | target_compile_definitions(tensorflow-lite-micro |
| 145 | INTERFACE |
Kshitij Sisodia | b1904b1 | 2022-04-21 09:48:10 +0100 | [diff] [blame] | 146 | TF_LITE_STATIC_MEMORY) |