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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| # | ||
| # Copyright 2021 Adobe. All rights reserved. | ||
| # This file is licensed to you 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 REPRESENTATIONS | ||
| # OF ANY KIND, either express or implied. See the License for the specific language | ||
| # governing permissions and limitations under the License. | ||
| # | ||
| function(lagrange_add_module) | ||
| # Retrieve module name | ||
| get_filename_component(module_path "${CMAKE_CURRENT_SOURCE_DIR}" REALPATH) | ||
| get_filename_component(module_name "${module_path}" NAME) | ||
|
|
||
| # Retrieve options | ||
| set(options INTERFACE) | ||
| set(oneValueArgs "") | ||
| set(multiValueArgs "") | ||
| cmake_parse_arguments(OPTIONS "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN}) | ||
|
|
||
| # Define module | ||
| if(OPTIONS_INTERFACE) | ||
| add_library(lagrange_${module_name} INTERFACE) | ||
| set(module_scope INTERFACE) | ||
| else() | ||
| add_library(lagrange_${module_name}) | ||
| set(module_scope PUBLIC) | ||
| endif() | ||
| add_library(lagrange::${module_name} ALIAS lagrange_${module_name}) | ||
| message(STATUS "Lagrange: creating target 'lagrange::${module_name}'") | ||
|
|
||
| include(GNUInstallDirs) | ||
| target_include_directories(lagrange_${module_name} ${module_scope} | ||
| $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include> | ||
| $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}> | ||
| ) | ||
|
|
||
| # Target sources | ||
| file(GLOB_RECURSE INC_FILES "include/*.h") | ||
| file(GLOB_RECURSE SRC_FILES "src/*.cpp") | ||
| source_group(TREE "${CMAKE_CURRENT_SOURCE_DIR}/include/" PREFIX "Header Files" FILES ${INC_FILES}) | ||
| source_group(TREE "${CMAKE_CURRENT_SOURCE_DIR}/src/" PREFIX "Source Files" FILES ${SRC_FILES}) | ||
| target_sources(lagrange_${module_name} PRIVATE ${INC_FILES} ${SRC_FILES}) | ||
|
|
||
| # Target folder for IDE | ||
| set_target_properties(lagrange_${module_name} PROPERTIES FOLDER "${LAGRANGE_IDE_PREFIX}Lagrange") | ||
|
|
||
| endfunction() |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| # | ||
| # Copyright 2021 Adobe. All rights reserved. | ||
| # This file is licensed to you 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 REPRESENTATIONS | ||
| # OF ANY KIND, either express or implied. See the License for the specific language | ||
| # governing permissions and limitations under the License. | ||
| # | ||
| function(lagrange_limit_parallelism) | ||
| # Query system information | ||
| cmake_host_system_information(RESULT NUMBER_OF_PHYSICAL_CORES QUERY NUMBER_OF_PHYSICAL_CORES) | ||
| cmake_host_system_information(RESULT AVAILABLE_PHYSICAL_MEMORY QUERY AVAILABLE_PHYSICAL_MEMORY) | ||
| cmake_host_system_information(RESULT AVAILABLE_VIRTUAL_MEMORY QUERY AVAILABLE_VIRTUAL_MEMORY) | ||
| cmake_host_system_information(RESULT TOTAL_VIRTUAL_MEMORY QUERY TOTAL_VIRTUAL_MEMORY) | ||
| cmake_host_system_information(RESULT TOTAL_PHYSICAL_MEMORY QUERY TOTAL_PHYSICAL_MEMORY) | ||
|
|
||
| # Peak memory computed "manually" for each platform (in MB) | ||
| # Use a hard coded limit of 2 parallel linking jobs | ||
| set(max_rss_linux_debug 3000) | ||
| set(max_rss_linux_release 2100) | ||
| set(max_rss_darwin_debug 729) | ||
| set(max_rss_darwin_release 395) | ||
| set(max_rss_windows_debug 2100) | ||
| set(max_rss_windows_release 1300) | ||
|
|
||
| # Use "release" limit only for matching single-config mode | ||
| if(GENERATOR_IS_MULTI_CONFIG OR NOT DEFINED CMAKE_BUILD_TYPE) | ||
| message(STATUS "Defaulting to debug") | ||
| set(_postfix "debug") | ||
| else() | ||
| string(TOLOWER ${CMAKE_BUILD_TYPE} _type) | ||
| if(_type STREQUAL release) | ||
| set(_postfix "release") | ||
| else() | ||
| set(_postfix "debug") | ||
| endif() | ||
| endif() | ||
|
|
||
| string(TOLOWER ${CMAKE_HOST_SYSTEM_NAME} _system) | ||
|
|
||
| # Use a 3/2 factor safety margin compared to observed memory usage | ||
| math(EXPR num_cpu_memory "${AVAILABLE_PHYSICAL_MEMORY} * 3 / 2 / ${max_rss_${_system}_${_postfix}}") | ||
|
|
||
| # Compute limits for link/compile steps | ||
| set(num_cpu_link 2) | ||
| set(num_cpu_compile ${NUMBER_OF_PHYSICAL_CORES}) | ||
| if(num_cpu_link GREATER num_cpu_memory) | ||
| set(num_cpu_link ${num_cpu_memory}) | ||
| endif() | ||
| if(num_cpu_compile GREATER num_cpu_memory) | ||
| set(num_cpu_compile ${num_cpu_memory}) | ||
| endif() | ||
|
|
||
| if(CMAKE_SCRIPT_MODE_FILE) | ||
| # The message() command, without any mode, will print to stderr. But jenkins only allows us | ||
| # to capture stdout. To print a clean message without hyphens, we use cmake's echo command. | ||
| execute_process(COMMAND ${CMAKE_COMMAND} -E echo "${num_cpu_compile}") | ||
| else() | ||
| message(STATUS "Parallelism: Available physical memory: ${AVAILABLE_PHYSICAL_MEMORY} / ${TOTAL_PHYSICAL_MEMORY}") | ||
| message(STATUS "Parallelism: Available virtual memory: ${AVAILABLE_VIRTUAL_MEMORY} / ${TOTAL_VIRTUAL_MEMORY}") | ||
| message(STATUS "Parallelism: Number of physical cores: ${NUMBER_OF_PHYSICAL_CORES}") | ||
| message(STATUS "Parallelism: Limiting link pool to ${num_cpu_link}") | ||
| message(STATUS "Parallelism: Limiting compile pool to ${num_cpu_compile}") | ||
| endif() | ||
|
|
||
| # Limit parallelism based on number of physical cores + available memory. | ||
| set_property(GLOBAL PROPERTY JOB_POOLS | ||
| pool-link=${num_cpu_link} | ||
| pool-compile=${num_cpu_compile} | ||
| pool-precompile-header=${num_cpu_compile} | ||
| ) | ||
| set(CMAKE_JOB_POOL_LINK "pool-link" CACHE STRING "Job pool for linking" FORCE) | ||
| set(CMAKE_JOB_POOL_COMPILE "pool-compile" CACHE STRING "Job pool for compiling" FORCE) | ||
| set(CMAKE_JOB_POOL_PRECOMPILE_HEADER "pool-precompile-header" CACHE STRING "Job pool for generating pre-compiled headers" FORCE) | ||
|
|
||
| # Note: We cannot set directly CMAKE_BUILD_PARALLEL_LEVEL or CTEST_PARALLEL_LEVEL from this CMake file, | ||
| # since those are environment variables [1]: they are not cached and do not affect subsequent CMake calls. | ||
| # In practice, the parallelism for Ninja should be limited by our job pools, so the only thing we need is | ||
| # to run ctest in parallel. | ||
| # [1]: https://cmake.org/cmake/help/latest/manual/cmake-language.7.html#cmake-language-environment-variables | ||
| endfunction() | ||
|
|
||
| # If this file is run in script mode, calling this function will simply echo the total number of | ||
| # cores that we desire to build/test with. | ||
| if(CMAKE_SCRIPT_MODE_FILE) | ||
| if(DEFINED CMAKE_ARGV3) | ||
| # We need to extract build type from preset | ||
| execute_process(COMMAND ${CMAKE_COMMAND} --preset ${CMAKE_ARGV3} -N OUTPUT_VARIABLE output_log COMMAND_ERROR_IS_FATAL ANY) | ||
| if(output_log MATCHES "CMAKE_BUILD_TYPE=\"([a-zA-Z]+)\"") | ||
| set(CMAKE_BUILD_TYPE ${CMAKE_MATCH_1}) | ||
| else() | ||
| message(FATAL_ERROR "Could not find CMAKE_BUILD_TYPE from preset") | ||
| endif() | ||
| endif() | ||
| lagrange_limit_parallelism() | ||
| endif() |
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