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AP_HAL_ESP32: add targets to measure static memory sizes

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Signed-off-by: Rhys Mainwaring <rhys.mainwaring@me.com>
This commit is contained in:
Rhys Mainwaring 2024-12-11 16:54:37 +00:00 committed by Thomas Watson
parent eecac5eead
commit d1cbf30286
2 changed files with 147 additions and 0 deletions
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73
libraries/AP_HAL_ESP32/targets/esp32/esp-idf/CMakeLists.txt
View File

@ -123,3 +123,76 @@ idf_build_executable(${elf_file})
set(CMAKE_EXPORT_COMPILE_COMMANDS 1)
# Additional targets for measuring RAM use: size, size-components, size-files
# - Adapted from ${IDF_PATH}/tools/cmake/project.cmake
#
# Reference:
# - https://docs.espressif.com/projects/esp-idf/en/v5.0/esp32s3/api-guides/performance/size.html#minimizing-binary-size
#
# Usage:
# cd ./build/esp32s3xxx/esp-idf_build
# ninja -v -v size
#
set(mapfile "${CMAKE_BINARY_DIR}/${CMAKE_PROJECT_NAME}.map")
# Add cross-reference table to the map file
target_link_options(${elf_file} PRIVATE "-Wl,--cref")
# Add this symbol as a hint for esp_idf_size to guess the target name
target_link_options(${elf_file} PRIVATE "-Wl,--defsym=IDF_TARGET_${idf_target}=0")
# Enable map file output
target_link_options(${elf_file} PRIVATE "-Wl,--Map=${mapfile}")
# Check if linker supports --no-warn-rwx-segments
execute_process(COMMAND ${CMAKE_LINKER} "--no-warn-rwx-segments" "--version"
RESULT_VARIABLE result
OUTPUT_QUIET
ERROR_QUIET)
if(${result} EQUAL 0)
# Do not print RWX segment warnings
target_link_options(${elf_file} PRIVATE "-Wl,--no-warn-rwx-segments")
endif()
if(CONFIG_ESP_ORPHAN_SECTION_WARNING)
# Print warnings if orphan sections are found
target_link_options(${elf_file} PRIVATE "-Wl,--orphan-handling=warn")
endif()
idf_build_get_property(idf_path IDF_PATH)
idf_build_get_property(python PYTHON)
set(idf_size ${python} -m esp_idf_size)
# Add size targets, depend on map file, run esp_idf_size
# OUTPUT_JSON is passed for compatibility reasons, SIZE_OUTPUT_FORMAT
# environment variable is recommended and has higher priority
add_custom_target(size
COMMAND ${CMAKE_COMMAND}
-D "IDF_SIZE_TOOL=${idf_size}"
-D "MAP_FILE=${mapfile}"
-D "OUTPUT_JSON=${OUTPUT_JSON}"
-P "${idf_path}/tools/cmake/run_size_tool.cmake"
DEPENDS ${mapfile}
USES_TERMINAL
VERBATIM
)
add_custom_target(size-files
COMMAND ${CMAKE_COMMAND}
-D "IDF_SIZE_TOOL=${idf_size}"
-D "IDF_SIZE_MODE=--files"
-D "MAP_FILE=${mapfile}"
-D "OUTPUT_JSON=${OUTPUT_JSON}"
-P "${idf_path}/tools/cmake/run_size_tool.cmake"
DEPENDS ${mapfile}
USES_TERMINAL
VERBATIM
)
add_custom_target(size-components
COMMAND ${CMAKE_COMMAND}
-D "IDF_SIZE_TOOL=${idf_size}"
-D "IDF_SIZE_MODE=--archives"
-D "MAP_FILE=${mapfile}"
-D "OUTPUT_JSON=${OUTPUT_JSON}"
-P "${idf_path}/tools/cmake/run_size_tool.cmake"
DEPENDS ${mapfile}
USES_TERMINAL
VERBATIM
)

74
libraries/AP_HAL_ESP32/targets/esp32s3/esp-idf/CMakeLists.txt
View File

@ -122,3 +122,77 @@ target_link_libraries(${elf_file}
idf_build_executable(${elf_file})
set(CMAKE_EXPORT_COMPILE_COMMANDS 1)
# Additional targets for measuring RAM use: size, size-components, size-files
# - Adapted from ${IDF_PATH}/tools/cmake/project.cmake
#
# Reference:
# - https://docs.espressif.com/projects/esp-idf/en/v5.0/esp32s3/api-guides/performance/size.html#minimizing-binary-size
#
# Usage:
# cd ./build/esp32s3xxx/esp-idf_build
# ninja -v -v size
#
set(mapfile "${CMAKE_BINARY_DIR}/${CMAKE_PROJECT_NAME}.map")
# Add cross-reference table to the map file
target_link_options(${elf_file} PRIVATE "-Wl,--cref")
# Add this symbol as a hint for esp_idf_size to guess the target name
target_link_options(${elf_file} PRIVATE "-Wl,--defsym=IDF_TARGET_${idf_target}=0")
# Enable map file output
target_link_options(${elf_file} PRIVATE "-Wl,--Map=${mapfile}")
# Check if linker supports --no-warn-rwx-segments
execute_process(COMMAND ${CMAKE_LINKER} "--no-warn-rwx-segments" "--version"
RESULT_VARIABLE result
OUTPUT_QUIET
ERROR_QUIET)
if(${result} EQUAL 0)
# Do not print RWX segment warnings
target_link_options(${elf_file} PRIVATE "-Wl,--no-warn-rwx-segments")
endif()
if(CONFIG_ESP_ORPHAN_SECTION_WARNING)
# Print warnings if orphan sections are found
target_link_options(${elf_file} PRIVATE "-Wl,--orphan-handling=warn")
endif()
idf_build_get_property(idf_path IDF_PATH)
idf_build_get_property(python PYTHON)
set(idf_size ${python} -m esp_idf_size)
# Add size targets, depend on map file, run esp_idf_size
# OUTPUT_JSON is passed for compatibility reasons, SIZE_OUTPUT_FORMAT
# environment variable is recommended and has higher priority
add_custom_target(size
COMMAND ${CMAKE_COMMAND}
-D "IDF_SIZE_TOOL=${idf_size}"
-D "MAP_FILE=${mapfile}"
-D "OUTPUT_JSON=${OUTPUT_JSON}"
-P "${idf_path}/tools/cmake/run_size_tool.cmake"
DEPENDS ${mapfile}
USES_TERMINAL
VERBATIM
)
add_custom_target(size-files
COMMAND ${CMAKE_COMMAND}
-D "IDF_SIZE_TOOL=${idf_size}"
-D "IDF_SIZE_MODE=--files"
-D "MAP_FILE=${mapfile}"
-D "OUTPUT_JSON=${OUTPUT_JSON}"
-P "${idf_path}/tools/cmake/run_size_tool.cmake"
DEPENDS ${mapfile}
USES_TERMINAL
VERBATIM
)
add_custom_target(size-components
COMMAND ${CMAKE_COMMAND}
-D "IDF_SIZE_TOOL=${idf_size}"
-D "IDF_SIZE_MODE=--archives"
-D "MAP_FILE=${mapfile}"
-D "OUTPUT_JSON=${OUTPUT_JSON}"
-P "${idf_path}/tools/cmake/run_size_tool.cmake"
DEPENDS ${mapfile}
USES_TERMINAL
VERBATIM
)