blob: 1123c7fe8389a8452e035593eafdb0467584aea2 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
|
#----------------------------------------------------------------------------
# Copyright (c) 2021 Arm Limited. All rights reserved.
# SPDX-License-Identifier: Apache-2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#----------------------------------------------------------------------------
include(ProcessorCount)
ProcessorCount(J)
if (CMAKE_BUILD_TYPE STREQUAL Debug)
set(TENSORFLOW_LITE_MICRO_DEFAULT_BUILD_TYPE "debug")
set(TENSORFLOW_LITE_MICRO_OPTIMIZATION_LEVEL "-O0")
elseif (CMAKE_BUILD_TYPE STREQUAL Release)
set(TENSORFLOW_LITE_MICRO_DEFAULT_BUILD_TYPE "release")
set(TENSORFLOW_LITE_MICRO_OPTIMIZATION_LEVEL "-O3")
elseif(CMAKE_BUILD_TYPE STREQUAL RelWithDebInfo)
set(TENSORFLOW_LITE_MICRO_DEFAULT_BUILD_TYPE "release_with_logs")
# No override for optimsiation level; we rely on the default
# optimisation applied by TensorFlow Lite Micro build here.
elseif (NOT DEFINED TENSORFLOW_LITE_MICRO_BUILD_TYPE)
message(WARNING "TENSORFLOW_LITE_MICRO_BUILD_TYPE is not set.")
message(FATAL_ERROR "Build type ${CMAKE_BUILD_TYPE} does not have a corresponding "
"default to set TensorFlow build type")
endif()
USER_OPTION(TENSORFLOW_LITE_MICRO_BUILD_TYPE "TensorFlow Lite Mirco build type (release/debug etc.)"
${TENSORFLOW_LITE_MICRO_DEFAULT_BUILD_TYPE}
STRING)
USER_OPTION(TENSORFLOW_LITE_MICRO_CLEAN_DOWNLOADS "Select if TPIP downloads should be cleaned before each build."
OFF
BOOL)
USER_OPTION(TENSORFLOW_LITE_MICRO_CLEAN_BUILD "Select if clean target should be added to a list of targets"
ON
BOOL)
if (CMAKE_CXX_COMPILER_ID STREQUAL "ARMClang")
set(TENSORFLOW_LITE_MICRO_TOOLCHAIN "armclang")
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set(TENSORFLOW_LITE_MICRO_TOOLCHAIN "gcc")
else ()
message(FATAL_ERROR "No compiler ID is set")
endif()
get_filename_component(TENSORFLOW_LITE_MICRO_TARGET_TOOLCHAIN_ROOT ${CMAKE_C_COMPILER} DIRECTORY)
set(TENSORFLOW_LITE_MICRO_TARGET_TOOLCHAIN_ROOT "${TENSORFLOW_LITE_MICRO_TARGET_TOOLCHAIN_ROOT}/")
set(TENSORFLOW_LITE_MICRO_PATH "${TENSORFLOW_SRC_PATH}/tensorflow/lite/micro")
set(TENSORFLOW_LITE_MICRO_GENDIR ${CMAKE_CURRENT_BINARY_DIR}/tensorflow/)
set(CMSIS_DSP_MAKEFILE_INC ${CMAKE_CURRENT_SOURCE_DIR}/scripts/make/cmsis_dsp.inc)
set(ETHOS_EVAL_TARGET_MAKEFILE_INC ${CMAKE_CURRENT_SOURCE_DIR}/scripts/make/cortex_m_ethos_eval_makefile.inc)
if (TARGET_PLATFORM STREQUAL native)
set(TENSORFLOW_LITE_MICRO_TARGET "linux")
set(TENSORFLOW_LITE_MICRO_TARGET_ARCH x86_64)
else()
set(TENSORFLOW_LITE_MICRO_TARGET "cortex_m_ethos_eval")
set(TENSORFLOW_LITE_MICRO_TARGET_ARCH ${CMAKE_SYSTEM_PROCESSOR}${CPU_FEATURES})
if(ETHOS_U55_ENABLED)
# Arm Ethos-U55 NPU is the co-processor for ML workload:
set(TENSORFLOW_LITE_MICRO_CO_PROCESSOR "ethos_u")
endif()
set(TENSORFLOW_LITE_MICRO_OPTIMIZED_KERNEL "cmsis_nn")
# Copy over the target helper (cortex_m_ethos_eval)
file(COPY ${ETHOS_EVAL_TARGET_MAKEFILE_INC}
DESTINATION ${TENSORFLOW_LITE_MICRO_PATH}/tools/make/targets/)
endif()
if (TENSORFLOW_LITE_MICRO_CLEAN_DOWNLOADS)
list(APPEND MAKE_TARGETS_LIST "clean_downloads")
endif()
if (TENSORFLOW_LITE_MICRO_CLEAN_BUILD)
list(APPEND MAKE_TARGETS_LIST "clean")
endif()
# Primary target
list(APPEND MAKE_TARGETS_LIST "microlite")
message(STATUS "TensorFlow Lite Micro build to be called for these targets: ${MAKE_TARGETS_LIST}")
# Commands and targets
add_custom_target(tensorflow_build ALL
# Command to build the TensorFlow Lite Micro library
COMMAND make -j${J} -f ${TENSORFLOW_LITE_MICRO_PATH}/tools/make/Makefile ${MAKE_TARGETS_LIST}
TARGET_TOOLCHAIN_ROOT=${TENSORFLOW_LITE_MICRO_TARGET_TOOLCHAIN_ROOT}
TOOLCHAIN=${TENSORFLOW_LITE_MICRO_TOOLCHAIN}
GENDIR=${TENSORFLOW_LITE_MICRO_GENDIR}
TARGET=${TENSORFLOW_LITE_MICRO_TARGET}
TARGET_ARCH=${TENSORFLOW_LITE_MICRO_TARGET_ARCH}
BUILD_TYPE=${TENSORFLOW_LITE_MICRO_BUILD_TYPE}
ETHOSU_DRIVER_PATH=${ETHOS_U55_DRIVER_SRC_PATH}
CMSIS_PATH=${CMSIS_SRC_PATH}
# Conditional arguments
$<$<BOOL:${ARMCLANG_DEBUG_DWARF_LEVEL}>:ARMCLANG_DEBUG_DWARF_LEVEL=${ARMCLANG_DEBUG_DWARF_LEVEL}>
$<$<BOOL:${TENSORFLOW_LITE_MICRO_OPTIMIZATION_LEVEL}>:OPTIMIZATION_LEVEL=${TENSORFLOW_LITE_MICRO_OPTIMIZATION_LEVEL}>
$<$<BOOL:${TENSORFLOW_LITE_MICRO_OPTIMIZED_KERNEL}>:OPTIMIZED_KERNEL_DIR=${TENSORFLOW_LITE_MICRO_OPTIMIZED_KERNEL}>
$<$<BOOL:${TENSORFLOW_LITE_MICRO_CO_PROCESSOR}>:CO_PROCESSOR=${TENSORFLOW_LITE_MICRO_CO_PROCESSOR}>
# Command to copy over the generated library to the local build tree.
COMMAND ${CMAKE_COMMAND} -E copy ${TENSORFLOW_LITE_MICRO_GENDIR}/lib/${TENSORFLOW_LITE_MICRO_PLATFORM_LIB_NAME}
${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/${TENSORFLOW_LITE_MICRO_PLATFORM_LIB_NAME}
COMMENT "Building TensorFlow Lite Micro library..."
BYPRODUCTS ${TENSORFLOW_SRC_PATH}/tensorflow/tensorflow/lite/micro/tools/make/downloads
${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/${TENSORFLOW_LITE_MICRO_PLATFORM_LIB_NAME}
${TENSORFLOW_LITE_MICRO_GENDIR}/lib/${TENSORFLOW_LITE_MICRO_PLATFORM_LIB_NAME}
WORKING_DIRECTORY ${TENSORFLOW_SRC_PATH})
# Create library
add_library(tensorflow-lite-micro STATIC IMPORTED)
add_dependencies(tensorflow-lite-micro tensorflow_build)
|
