px4-firmware/platforms/nuttx/cmake/profile.cmake

53 lines
2.3 KiB
CMake

############################################################################
#
# Copyright (c) 2019 PX4 Development Team. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name PX4 nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
# Poor man's profiler
include(ExternalProject)
ExternalProject_Add(FlameGraph
GIT_REPOSITORY "https://github.com/brendangregg/FlameGraph.git"
UPDATE_COMMAND ""
PATCH_COMMAND ""
CONFIGURE_COMMAND ""
BUILD_COMMAND ""
INSTALL_COMMAND ""
EXCLUDE_FROM_ALL 1
)
add_custom_target(profile
COMMAND ${CMAKE_COMMAND} -E env PATH="${PX4_BINARY_DIR}/external/Source/FlameGraph:$ENV{PATH}"
${CMAKE_CURRENT_SOURCE_DIR}/Debug/poor-mans-profiler.sh --elf=$<TARGET_FILE:px4> --nsamples=10000
DEPENDS px4 ${CMAKE_CURRENT_SOURCE_DIR}/Debug/poor-mans-profiler.sh FlameGraph
USES_TERMINAL
WORKING_DIRECTORY ${PX4_BINARY_DIR}
)