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CMakeLists.txt
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# Copyright (c) 2020 Mikael Simberg
# Copyright (c) 2007-2020 Hartmut Kaiser
# Copyright (c) 2011-2014 Thomas Heller
# Copyright (c) 2007-2008 Chirag Dekate
# Copyright (c) 2011 Bryce Lelbach
# Copyright (c) 2011 Vinay C Amatya
# Copyright (c) 2013 Jeroen Habraken
# Copyright (c) 2014-2016 Andreas Schaefer
# Copyright (c) 2017 Abhimanyu Rawat
# Copyright (c) 2017 Google
# Copyright (c) 2017 Taeguk Kwon
#
# SPDX-License-Identifier: BSL-1.0
# Distributed under the Boost Software License, Version 1.0. (See accompanying
# file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
cmake_minimum_required(VERSION 3.22 FATAL_ERROR)
# Overrides must go before the project() statement, otherwise they are ignored.
# ##################################################################################################
# C++ overrides
# ##################################################################################################
set(CMAKE_USER_MAKE_RULES_OVERRIDE_CXX "${CMAKE_CURRENT_SOURCE_DIR}/cmake/pika_cxx_overrides.cmake")
# ##################################################################################################
# Build type (needs to be handled before project command below)
# ##################################################################################################
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE
"Release"
CACHE STRING "Configuration type (one of Debug, RelWithDebInfo, Release, MinSizeRel)" FORCE
)
endif()
# ##################################################################################################
# project metadata
# ##################################################################################################
project(pika CXX)
set_property(GLOBAL PROPERTY USE_FOLDERS ON)
# ##################################################################################################
# Build all of pika
# ##################################################################################################
set(PIKA_VERSION_MAJOR 0)
set(PIKA_VERSION_MINOR 32)
set(PIKA_VERSION_PATCH 0)
set(PIKA_VERSION_DATE 20250205)
set(PIKA_VERSION_TAG "-trunk")
set(PIKA_VERSION "${PIKA_VERSION_MAJOR}.${PIKA_VERSION_MINOR}.${PIKA_VERSION_PATCH}")
set(PIKA_LIBRARY_VERSION "${PIKA_VERSION}")
set(PIKA_SOVERSION ${PIKA_VERSION_MAJOR})
set(PIKA_PACKAGE_NAME pika)
# To keep track of the pika root when other subprojects are declared
set(PIKA_SOURCE_DIR "${PROJECT_SOURCE_DIR}")
set(PIKA_BINARY_DIR "${PROJECT_BINARY_DIR}")
# ##################################################################################################
# CMake configuration
# ##################################################################################################
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake")
include(GNUInstallDirs)
include(pika_utils)
# explicitly set certain policies
pika_set_cmake_policy(CMP0144 NEW)
# We save the passed compiler flag to a special variable. This is needed for our build system unit
# tests. Some flags might influence the created symbols (_GLIBCXX_DEBUG i look at you)
set(CMAKE_CXX_FLAGS_SAFE ${CMAKE_CXX_FLAGS})
include(pika_check_cxx_standard)
include(CheckCXXCompilerFlag)
include(CMakeDependentOption)
# include additional macro definitions
include(pika_add_config_test)
include(pika_add_definitions)
include(pika_create_symbolic_link)
pika_force_out_of_tree_build(
"This project requires an out-of-source-tree build. See README.rst. Clean your CMake cache and CMakeFiles if this message persists."
)
if(NOT PIKA_CMAKE_LOGLEVEL)
set(PIKA_CMAKE_LOGLEVEL "WARN")
endif()
# print initial diagnostics
pika_info("CMake version: ${CMAKE_VERSION}")
pika_info("pika version: ${PIKA_VERSION}")
# ##################################################################################################
# reset cached variables that need to be re-filled
unset(PIKA_EXPORT_TARGETS CACHE)
unset(PIKA_EXPORT_INTERNAL_TARGETS CACHE)
unset(PIKA_LIBS CACHE)
unset(PIKA_ENABLED_MODULES CACHE)
# ##################################################################################################
# Set up dummy compiler flags targets
# ##################################################################################################
include(pika_compiler_flags_targets)
# ##################################################################################################
# Use shared libraries by default
pika_option(
BUILD_SHARED_LIBS BOOL "Build using shared libraries (default: ON)" ON CATEGORY "Build Targets"
)
# ##################################################################################################
# Setup platform for which pika should be compiled.
#
include(pika_set_platform)
if("${PIKA_PLATFORM_UC}" STREQUAL "ANDROID")
unset(PIKA_LIBRARY_VERSION)
unset(PIKA_SOVERSION)
endif()
if(MSVC)
pika_option(
PIKA_WITH_VS_STARTUP_PROJECT STRING
"Define the startup project for the pika solution (default: ALL_BUILD)." "ALL_BUILD" ADVANCED
)
if(PIKA_WITH_VS_STARTUP_PROJECT)
set(VS_STARTUP_PROJECT ${PIKA_WITH_VS_STARTUP_PROJECT})
endif()
endif()
# ##################################################################################################
# ##################################################################################################
# Set our build options cache variables which are customizable by users
#
pika_option(
PIKA_WITH_DEPRECATION_WARNINGS BOOL "Enable warnings for deprecated facilities. (default: ON)" ON
ADVANCED
)
if(PIKA_WITH_DEPRECATION_WARNINGS)
# enable deprecation warnings globally
pika_add_config_cond_define(PIKA_HAVE_DEPRECATION_WARNINGS 1)
endif()
# Generic build options
if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
set(PIKA_WITH_STACKOVERFLOW_DETECTION_DEFAULT OFF)
string(TOUPPER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE_UC)
if("${CMAKE_BUILD_TYPE_UC}" STREQUAL "DEBUG")
set(PIKA_WITH_STACKOVERFLOW_DETECTION_DEFAULT ON)
endif()
pika_option(
PIKA_WITH_STACKOVERFLOW_DETECTION BOOL
"Enable stackoverflow detection for pika threads/coroutines. (default: OFF, debug: ON)"
${PIKA_WITH_STACKOVERFLOW_DETECTION_DEFAULT} ADVANCED
)
if(PIKA_WITH_STACKOVERFLOW_DETECTION)
pika_add_config_define(PIKA_HAVE_STACKOVERFLOW_DETECTION)
endif()
endif()
set(DEFAULT_MALLOC "mimalloc")
pika_option(
PIKA_WITH_MALLOC
STRING
"Define which allocator should be linked in. Options are: system, tcmalloc, jemalloc, mimalloc, tbbmalloc, and custom (default: ${DEFAULT_MALLOC})"
${DEFAULT_MALLOC}
STRINGS "system;tcmalloc;jemalloc;mimalloc;tbbmalloc;custom"
)
# On some systems jemalloc requires an explicit prefix for the API functions (i.e. 'malloc' is
# called 'je_malloc', etc.)
if(${PIKA_WITH_MALLOC} STREQUAL "jemalloc")
if(MSVC)
set(PIKA_WITH_JEMALLOC_PREFIX_DEFAULT "je_")
else()
set(PIKA_WITH_JEMALLOC_PREFIX_DEFAULT "<none>")
endif()
pika_option(
PIKA_WITH_JEMALLOC_PREFIX STRING "Optional naming prefix for jemalloc API functions"
${PIKA_WITH_JEMALLOC_PREFIX_DEFAULT} ADVANCED
)
endif()
# Compiler related build options
pika_option(PIKA_WITH_COMPILER_WARNINGS BOOL "Enable compiler warnings (default: ON)" ON ADVANCED)
pika_option(
PIKA_WITH_COMPILER_WARNINGS_AS_ERRORS BOOL "Turn compiler warnings into errors (default: OFF)"
OFF ADVANCED
)
pika_option(
PIKA_WITH_EXECUTABLE_PREFIX STRING "Executable prefix (default: none)." ""
CATEGORY "Build Targets"
ADVANCED
)
pika_option(
PIKA_WITH_BINARY_DIR
PATH
"Root directory for libraries and executables for the build. This does not affect the installed location of libraries and executables."
"${PROJECT_BINARY_DIR}"
CATEGORY "Build Targets"
ADVANCED
)
if(WIN32)
set(PIKA_WITH_PSEUDO_DEPENDENCIES
OFF
CACHE INTERNAL "" FORCE
)
else()
set(PIKA_WITH_PSEUDO_DEPENDENCIES
ON
CACHE INTERNAL "" FORCE
)
endif()
pika_option(
PIKA_WITH_UNITY_BUILD BOOL "Enable unity build for certain build targets (default: ON)" ON
ADVANCED
)
if(PIKA_WITH_UNITY_BUILD)
set(PIKA_WITH_UNITY_BUILD_OPTION UNITY_BUILD)
endif()
pika_option(
PIKA_WITH_PRECOMPILED_HEADERS BOOL
"Enable precompiled headers for certain build targets (experimental) (default: OFF)" OFF ADVANCED
)
if(PIKA_WITH_PRECOMPILED_HEADERS)
set(PIKA_WITH_PRECOMPILED_HEADERS_INTERNAL ON)
# Only create the targets here. They will be set up later once all modules are known.
add_library(pika_precompiled_headers OBJECT libs/src/dummy.cpp)
add_executable(pika_exe_precompiled_headers libs/src/dummy_main.cpp)
set_target_properties(pika_precompiled_headers PROPERTIES FOLDER "Core")
set_target_properties(pika_exe_precompiled_headers PROPERTIES FOLDER "Core")
endif()
# ##################################################################################################
pika_option(PIKA_WITH_EXAMPLES BOOL "Build examples (default: OFF)" OFF CATEGORY "Build Targets")
pika_option(PIKA_WITH_TESTS BOOL "Build tests (default: OFF)" OFF CATEGORY "Build Targets")
pika_option(
PIKA_WITH_TESTS_BENCHMARKS BOOL "Build benchmark tests (default: ON)" ON DEPENDS "PIKA_WITH_TESTS"
CATEGORY "Build Targets"
)
pika_option(
PIKA_WITH_TESTS_REGRESSIONS BOOL "Build regression tests (default: ON)" ON DEPENDS
"PIKA_WITH_TESTS" CATEGORY "Build Targets"
)
pika_option(
PIKA_WITH_TESTS_UNIT BOOL "Build unit tests (default: ON)" ON DEPENDS "PIKA_WITH_TESTS"
CATEGORY "Build Targets"
)
pika_option(
PIKA_WITH_TESTS_HEADERS
BOOL
"Build header tests (default: ON)"
ON
ADVANCED
DEPENDS
"PIKA_WITH_TESTS"
CATEGORY "Build Targets"
)
pika_option(
PIKA_WITH_TESTS_EXTERNAL_BUILD
BOOL
"Build external CMake build tests (default: ON)"
ON
ADVANCED
DEPENDS
"PIKA_WITH_TESTS"
CATEGORY "Build Targets"
)
pika_option(
PIKA_WITH_TESTS_EXAMPLES
BOOL
"Add examples as tests (default: ON)"
ON
DEPENDS
"PIKA_WITH_TESTS;PIKA_WITH_EXAMPLES"
ADVANCED
CATEGORY "Build Targets"
)
pika_option(
PIKA_WITH_COMPILE_ONLY_TESTS BOOL
"Create build system support for compile time only tests (default: ON)" ON DEPENDS
"PIKA_WITH_TESTS" CATEGORY "Build Targets"
)
pika_option(
PIKA_WITH_FAIL_COMPILE_TESTS BOOL
"Create build system support for fail compile tests (default: ON)" ON DEPENDS "PIKA_WITH_TESTS"
CATEGORY "Build Targets"
)
set(PIKA_FULL_RPATH_DEFAULT ON)
if(APPLE OR WIN32)
set(PIKA_FULL_RPATH_DEFAULT OFF)
endif()
pika_option(
PIKA_WITH_FULL_RPATH BOOL
"Build and link libraries and executables with full RPATHs (default: ${PIKA_FULL_RPATH_DEFAULT})"
${PIKA_FULL_RPATH_DEFAULT} ADVANCED
)
# ##################################################################################################
# CUDA/HIP configuration
# ##################################################################################################
set(CUDA_OPTION_STRING "Enable support for CUDA (default: OFF)")
set(HIP_OPTION_STRING "Enable support for HIP (default: OFF)")
pika_option(PIKA_WITH_CUDA BOOL "${CUDA_OPTION_STRING}" OFF ADVANCED)
# No need for the user to specify the option explicitly
pika_option(PIKA_WITH_HIP BOOL "${HIP_OPTION_STRING}" OFF ADVANCED)
if("${CMAKE_CXX_COMPILER}" MATCHES "hipcc$")
set(PIKA_WITH_HIP
ON
CACHE BOOL "${HIP_OPTION_STRING}" FORCE
)
endif()
if(PIKA_WITH_CUDA AND PIKA_WITH_HIP)
pika_error(
"PIKA_WITH_CUDA=ON and PIKA_WITH_HIP=ON. Only one of them can be on at the same time.\
Note: PIKA_WITH_HIP is automatically enabled when compiling with hipcc."
)
endif()
if(PIKA_WITH_CUDA OR PIKA_WITH_HIP)
pika_add_config_define(PIKA_HAVE_GPU_SUPPORT)
set(PIKA_WITH_GPU_SUPPORT ON)
set(PIKA_WITH_GPU_SUPPORT
ON
CACHE INTERNAL "" FORCE
)
else()
set(PIKA_WITH_GPU_SUPPORT
OFF
CACHE INTERNAL "" FORCE
)
endif()
# ##################################################################################################
# Threadlevel Nice option
# ##################################################################################################
pika_option(
PIKA_WITH_NICE_THREADLEVEL BOOL
"Set pika worker threads to have high NICE level (may impact performance) (default: OFF)" OFF
ADVANCED
)
if(PIKA_WITH_NICE_THREADLEVEL)
pika_info("Nice threadlevel is enabled.")
pika_add_config_define(PIKA_HAVE_NICE_THREADLEVEL)
else()
pika_info("Nice threadlevel is disabled.")
endif()
# ##################################################################################################
# Utility configuration
# ##################################################################################################
set(PIKA_HIDDEN_VISIBILITY_DEFAULT ON)
if(CMAKE_COMPILER_IS_GNUCXX)
if("${PIKA_PLATFORM_UC}" STREQUAL "ANDROID")
set(PIKA_HIDDEN_VISIBILITY_DEFAULT OFF)
endif()
endif()
if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
set(PIKA_HIDDEN_VISIBILITY_DEFAULT OFF)
endif()
if(APPLE)
set(PIKA_HIDDEN_VISIBILITY_DEFAULT OFF)
endif()
pika_option(
PIKA_WITH_HIDDEN_VISIBILITY
BOOL
"Use -fvisibility=hidden for builds on platforms which support it (default: ${PIKA_HIDDEN_VISIBILITY_DEFAULT})"
${PIKA_HIDDEN_VISIBILITY_DEFAULT}
ADVANCED
)
# Thread Manager related build options
set(PIKA_MAX_CPU_COUNT_DEFAULT "")
pika_option(
PIKA_WITH_MAX_CPU_COUNT
STRING
"pika applications will not use more that this number of OS-Threads (empty string means dynamic) (default: \"${PIKA_MAX_CPU_COUNT_DEFAULT}\")"
"${PIKA_MAX_CPU_COUNT_DEFAULT}"
CATEGORY "Thread Manager"
ADVANCED
)
if(PIKA_WITH_MAX_CPU_COUNT)
pika_add_config_define(PIKA_HAVE_MAX_CPU_COUNT ${PIKA_WITH_MAX_CPU_COUNT})
endif()
if((NOT PIKA_WITH_MAX_CPU_COUNT) OR (PIKA_WITH_MAX_CPU_COUNT GREATER 64))
pika_add_config_define(PIKA_HAVE_MORE_THAN_64_THREADS)
endif()
set(PIKA_MAX_NUMA_DOMAIN_COUNT_DEFAULT "8")
pika_option(
PIKA_WITH_MAX_NUMA_DOMAIN_COUNT
STRING
"pika applications will not run on machines with more NUMA domains (default: ${PIKA_MAX_NUMA_DOMAIN_COUNT_DEFAULT})"
${PIKA_MAX_NUMA_DOMAIN_COUNT_DEFAULT}
CATEGORY "Thread Manager"
ADVANCED
)
pika_add_config_define(PIKA_HAVE_MAX_NUMA_DOMAIN_COUNT ${PIKA_WITH_MAX_NUMA_DOMAIN_COUNT})
pika_option(
PIKA_WITH_THREAD_STACK_MMAP BOOL "Use mmap for stack allocation on appropriate platforms" ON
CATEGORY "Thread Manager"
ADVANCED
)
pika_option(
PIKA_WITH_THREAD_MANAGER_IDLE_BACKOFF BOOL
"pika scheduler threads do exponential backoff on idle queues (default: ON)" ON
CATEGORY "Thread Manager"
ADVANCED
)
pika_option(
PIKA_WITH_STACKTRACES BOOL "Attach backtraces to pika exceptions (default: ON)" ON
CATEGORY "Thread Manager"
ADVANCED
)
pika_option(
PIKA_WITH_THREAD_BACKTRACE_ON_SUSPENSION BOOL
"Enable thread stack back trace being captured on suspension (default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
pika_option(
PIKA_WITH_SWAP_CONTEXT_EMULATION BOOL
"Emulate SwapContext API for coroutines (Windows only, default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
# We create a target to contain libraries like rt, dl etc. in order to remove global variables
add_library(pika_base_libraries INTERFACE)
if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Intel")
target_link_libraries(pika_base_libraries INTERFACE imf svml irng intlc)
endif()
if(PIKA_WITH_STACKTRACES OR PIKA_WITH_THREAD_BACKTRACE_ON_SUSPENSION)
pika_info("Stack traces are enabled.")
pika_add_config_define(PIKA_HAVE_STACKTRACES)
if(WIN32)
target_link_libraries(pika_base_libraries INTERFACE dbghelp)
endif()
pika_option(
PIKA_WITH_THREAD_BACKTRACE_DEPTH STRING
"Thread stack back trace depth being captured (default: 20)" "20"
CATEGORY "Thread Manager"
ADVANCED
)
pika_add_config_define(PIKA_HAVE_THREAD_BACKTRACE_DEPTH ${PIKA_WITH_THREAD_BACKTRACE_DEPTH})
if(("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux") AND ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang"
OR "${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
)
# This option is OFF by default as we have seen random segfaults out in the wild if this is
# enabled.
pika_option(
PIKA_WITH_STACKTRACES_STATIC_SYMBOLS BOOL
"Thread stack back trace will resolve static symbols (default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
pika_add_config_define(
PIKA_HAVE_STACKTRACES_STATIC_SYMBOLS ${PIKA_WITH_STACKTRACES_STATIC_SYMBOLS}
)
# Demangling can segfault in certain configurations.
pika_option(
PIKA_WITH_STACKTRACES_DEMANGLE_SYMBOLS BOOL
"Thread stack back trace symbols will be demangled (default: ON)" ON
CATEGORY "Thread Manager"
ADVANCED
)
if(PIKA_WITH_STACKTRACES_DEMANGLE_SYMBOLS)
pika_add_config_define(PIKA_HAVE_STACKTRACES_DEMANGLE_SYMBOLS)
endif()
endif()
endif()
if(PIKA_WITH_THREAD_BACKTRACE_ON_SUSPENSION)
pika_add_config_define(PIKA_HAVE_THREAD_BACKTRACE_ON_SUSPENSION)
pika_option(
PIKA_WITH_THREAD_FULLBACKTRACE_ON_SUSPENSION BOOL
"Enable thread stack back trace being captured on suspension (default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
if(PIKA_WITH_THREAD_FULLBACKTRACE_ON_SUSPENSION)
pika_add_config_define(PIKA_HAVE_THREAD_FULLBACKTRACE_ON_SUSPENSION)
endif()
endif()
pika_option(
PIKA_WITH_THREAD_QUEUE_WAITTIME BOOL
"Enable collecting queue wait times for threads (default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
if(PIKA_WITH_THREAD_QUEUE_WAITTIME)
pika_add_config_define(PIKA_HAVE_THREAD_QUEUE_WAITTIME)
endif()
pika_option(
PIKA_WITH_THREAD_IDLE_RATES BOOL
"Enable measuring the percentage of overhead times spent in the scheduler (default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
pika_option(
PIKA_WITH_THREAD_CREATION_AND_CLEANUP_RATES BOOL
"Enable measuring thread creation and cleanup times (default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
if(PIKA_WITH_THREAD_IDLE_RATES)
pika_add_config_define(PIKA_HAVE_THREAD_IDLE_RATES)
if(PIKA_WITH_THREAD_CREATION_AND_CLEANUP_RATES)
pika_add_config_define(PIKA_HAVE_THREAD_CREATION_AND_CLEANUP_RATES)
endif()
endif()
pika_option(
PIKA_WITH_THREAD_CUMULATIVE_COUNTS BOOL
"Enable keeping track of cumulative thread counts in the schedulers (default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
if(PIKA_WITH_THREAD_CUMULATIVE_COUNTS)
pika_add_config_define(PIKA_HAVE_THREAD_CUMULATIVE_COUNTS)
endif()
pika_option(
PIKA_WITH_THREAD_STEALING_COUNTS BOOL
"Enable keeping track of counts of thread stealing incidents in the schedulers (default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
if(PIKA_WITH_THREAD_STEALING_COUNTS)
pika_add_config_define(PIKA_HAVE_THREAD_STEALING_COUNTS)
endif()
pika_option(
PIKA_WITH_COROUTINE_COUNTERS BOOL
"Enable keeping track of coroutine creation and rebind counts (default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
if(PIKA_WITH_COROUTINE_COUNTERS)
pika_add_config_define(PIKA_HAVE_COROUTINE_COUNTERS)
endif()
pika_option(
PIKA_WITH_THREAD_LOCAL_STORAGE BOOL
"Enable thread local storage for all pika threads (default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
if(PIKA_WITH_THREAD_LOCAL_STORAGE)
pika_add_config_define(PIKA_HAVE_THREAD_LOCAL_STORAGE)
endif()
pika_option(
PIKA_WITH_SCHEDULER_LOCAL_STORAGE BOOL
"Enable scheduler local storage for all pika schedulers (default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
if(PIKA_WITH_SCHEDULER_LOCAL_STORAGE)
pika_add_config_define(PIKA_HAVE_SCHEDULER_LOCAL_STORAGE)
endif()
pika_option(
PIKA_WITH_SPINLOCK_POOL_NUM STRING "Number of elements a spinlock pool manages (default: 128)" 128
CATEGORY "Thread Manager"
ADVANCED
)
pika_add_config_define(PIKA_HAVE_SPINLOCK_POOL_NUM ${PIKA_WITH_SPINLOCK_POOL_NUM})
pika_option(
PIKA_WITH_SPINLOCK_DEADLOCK_DETECTION BOOL "Enable spinlock deadlock detection (default: OFF)" OFF
CATEGORY "Thread Manager"
ADVANCED
)
if(PIKA_WITH_SPINLOCK_DEADLOCK_DETECTION)
pika_add_config_define(PIKA_HAVE_SPINLOCK_DEADLOCK_DETECTION)
endif()
pika_option(
PIKA_WITH_MPI BOOL
"Enable support for returning futures from MPI asynchronous calls (default: ON)" OFF
CATEGORY "MPI"
)
if(PIKA_WITH_MPI)
pika_add_config_define(PIKA_HAVE_MPI)
# mpi settings
pika_option(
PIKA_WITH_MPI_ENV
STRING
"List of environment variables checked to detect MPI (default: MV2_COMM_WORLD_RANK;PMI_RANK;OMPI_COMM_WORLD_SIZE;ALPS_APP_PE;PMIX_RANK;PALS_NODEID)."
"MV2_COMM_WORLD_RANK;PMI_RANK;OMPI_COMM_WORLD_SIZE;ALPS_APP_PE;PMIX_RANK;PALS_NODEID"
CATEGORY "MPI"
ADVANCED
)
# This list is to detect whether we run inside an mpi environment.
if(PIKA_WITH_MPI_ENV)
string(REPLACE ";" "," pika_mpi_env_ "${PIKA_WITH_MPI_ENV}")
pika_add_config_define(PIKA_HAVE_MPI_ENV "\"${pika_mpi_env_}\"")
endif()
if(MSVC)
# FIXME: add OpenMPI specific flag here for now as the pika_add_compile_flag() below does not
# add the extra options to the top level directory
pika_add_config_define(OMPI_IMPORTS)
endif()
endif()
# External libraries/frameworks used by sme of the examples and benchmarks
pika_option(
PIKA_WITH_EXAMPLES_OPENMP BOOL "Enable examples requiring OpenMP support (default: OFF)." OFF
CATEGORY "Build Targets" DEPENDS "PIKA_WITH_EXAMPLES"
ADVANCED
)
if(PIKA_WITH_EXAMPLES_OPENMP)
find_package(OpenMP REQUIRED)
endif()
pika_option(
PIKA_WITH_EXAMPLES_TBB BOOL "Enable examples requiring TBB support (default: OFF)." OFF
CATEGORY "Build Targets" DEPENDS "PIKA_WITH_EXAMPLES"
ADVANCED
)
if(PIKA_WITH_EXAMPLES_TBB)
find_package(TBB)
if(NOT TBB_FOUND)
set(PIKA_WITH_EXAMPLES_TBB OFF)
endif()
endif()
pika_option(
PIKA_WITH_EXAMPLES_QTHREADS BOOL "Enable examples requiring QThreads support (default: OFF)." OFF
CATEGORY "Build Targets" DEPENDS "PIKA_WITH_EXAMPLES"
ADVANCED
)
if(PIKA_WITH_EXAMPLES_QTHREADS)
find_package(QThreads)
if(NOT QTHREADS_FOUND)
set(PIKA_WITH_EXAMPLES_QTHREADS OFF)
endif()
endif()
pika_option(
PIKA_WITH_EXAMPLES_HDF5 BOOL "Enable examples requiring HDF5 support (default: OFF)." OFF
CATEGORY "Build Targets" DEPENDS "PIKA_WITH_EXAMPLES"
ADVANCED
)
if(PIKA_WITH_EXAMPLES_HDF5)
find_package(HDF5 COMPONENTS CXX)
if(NOT HDF5_FOUND)
set(PIKA_WITH_EXAMPLES_HDF5 OFF)
endif()
endif()
# Disabling the Qt example on BG/Q as GUIs don't make sense there anyways
if(NOT "${PIKA_PLATFORM_UC}" STREQUAL "BLUEGENEQ")
pika_option(
PIKA_WITH_EXAMPLES_QT4 BOOL "Enable examples requiring Qt4 support (default: OFF)." OFF
CATEGORY "Build Targets" DEPENDS "PIKA_WITH_EXAMPLES"
ADVANCED
)
if(PIKA_WITH_EXAMPLES_QT4)
find_package(Qt4)
if(NOT QT4_FOUND)
set(PIKA_WITH_EXAMPLES_QT4 OFF)
endif()
endif()
endif()
# Debugging related build options
pika_option(
PIKA_WITH_VALGRIND BOOL "Enable Valgrind instrumentation support." OFF
CATEGORY "Debugging"
ADVANCED
)
pika_option(
PIKA_WITH_TESTS_VALGRIND BOOL "Run selected tests with valgrind." OFF
CATEGORY "Debugging"
ADVANCED
)
pika_option(
PIKA_WITH_TESTS_VALGRIND_OPTIONS STRING "Use these options when running tests under valgrind."
"--error-exitcode=1"
CATEGORY "Debugging"
ADVANCED
)
pika_option(
PIKA_WITH_SANITIZERS BOOL "Configure with sanitizer instrumentation support." OFF
CATEGORY "Debugging"
ADVANCED
)
set(PIKA_WITH_VERIFY_LOCKS_DEFAULT OFF)
if(${CMAKE_BUILD_TYPE} STREQUAL "Debug")
set(PIKA_WITH_VERIFY_LOCKS_DEFAULT ON)
endif()
pika_option(
PIKA_WITH_VERIFY_LOCKS BOOL
"Enable lock verification code (default: OFF, enabled in debug builds)"
${PIKA_WITH_VERIFY_LOCKS_DEFAULT}
CATEGORY "Debugging"
ADVANCED
)
pika_option(
PIKA_WITH_VERIFY_LOCKS_BACKTRACE
BOOL
"Enable thread stack back trace being captured on lock registration (to be used in combination with PIKA_WITH_VERIFY_LOCKS=ON, default: OFF)"
OFF
CATEGORY "Debugging"
ADVANCED
)
pika_option(
PIKA_WITH_THREAD_DEBUG_INFO BOOL "Enable thread debugging information (default: OFF)" OFF
CATEGORY "Debugging"
ADVANCED
)
if(PIKA_WITH_VERIFY_LOCKS)
pika_add_config_define(PIKA_HAVE_VERIFY_LOCKS)
if(PIKA_WITH_VERIFY_LOCKS_BACKTRACE)
pika_add_config_define(PIKA_HAVE_VERIFY_LOCKS_BACKTRACE)
endif()
endif()
# Additional debug support
if(NOT WIN32 AND PIKA_WITH_THREAD_STACK_MMAP)
pika_add_config_define(PIKA_HAVE_THREAD_STACK_MMAP)
endif()
if(PIKA_WITH_THREAD_MANAGER_IDLE_BACKOFF)
pika_add_config_define(PIKA_HAVE_THREAD_MANAGER_IDLE_BACKOFF)
endif()
pika_option(
PIKA_WITH_THREAD_DESCRIPTION_FULL BOOL
"Use function address for thread description (default: OFF)" OFF
CATEGORY "Debugging"
ADVANCED
)
pika_option(
PIKA_WITH_TESTS_DEBUG_LOG BOOL "Turn on debug logs for tests (default: OFF)" OFF
CATEGORY "Debugging"
ADVANCED
)
pika_option(
PIKA_WITH_TESTS_DEBUG_LOG_DESTINATION STRING "Destination for test debug logs (default: cout)"
"cout"
CATEGORY "Debugging"
ADVANCED
)
pika_option(
PIKA_WITH_TESTS_MAX_THREADS
STRING
"Maximum number of threads to use for tests (default: 0, use the number of threads specified by the test)"
0
CATEGORY "Debugging"
ADVANCED
)
pika_option(
PIKA_WITH_PARALLEL_TESTS_BIND_NONE BOOL
"Pass --pika:bind=none to tests that may run in parallel (cmake -j flag) (default: OFF)" OFF
CATEGORY "Debugging"
ADVANCED
)
# Special option to enable testing of FreeBSD specific limitations This is purely an option allowing
# to test whether things work properly on systems that may not report cores in the topology at all
# (e.g. FreeBSD). There is no need for a user to every enable this.
pika_option(
PIKA_WITH_ADDITIONAL_HWLOC_TESTING
BOOL
"Enable HWLOC filtering that makes it report no cores, this is purely an
option supporting better testing - do not enable under normal circumstances.
(default: OFF)"
OFF
ADVANCED
CATEGORY "Debugging"
)
if(PIKA_WITH_ADDITIONAL_HWLOC_TESTING)
pika_add_config_define_namespace(DEFINE PIKA_HAVE_ADDITIONAL_HWLOC_TESTING NAMESPACE TOPOLOGY)
endif()
# If APEX is defined, the action timers need thread debug info.
pika_option(PIKA_WITH_APEX BOOL "Enable APEX instrumentation support." OFF CATEGORY "Profiling")
if(PIKA_WITH_APEX)
pika_add_config_define(PIKA_HAVE_APEX)
pika_add_config_define(PIKA_HAVE_THREAD_DESCRIPTION)
pika_add_config_define(PIKA_HAVE_THREAD_PARENT_REFERENCE)
if(PIKA_WITH_THREAD_DESCRIPTION_FULL)
pika_add_config_define(PIKA_HAVE_THREAD_DESCRIPTION_FULL)
endif()
endif()
pika_option(PIKA_WITH_TRACY BOOL "Enable Tracy instrumentation support." OFF CATEGORY "Profiling")
if(PIKA_WITH_TRACY)
pika_add_config_define(PIKA_HAVE_TRACY)
pika_add_config_define(PIKA_HAVE_THREAD_DESCRIPTION)
pika_add_config_define(PIKA_HAVE_THREAD_PARENT_REFERENCE)
if(PIKA_WITH_THREAD_DESCRIPTION_FULL)
pika_add_config_define(PIKA_HAVE_THREAD_DESCRIPTION_FULL)
endif()
find_package(Tracy REQUIRED)
target_link_libraries(pika_base_libraries INTERFACE Tracy::TracyClient)
endif()
if(PIKA_WITH_THREAD_DEBUG_INFO)
pika_add_config_define(PIKA_HAVE_THREAD_PARENT_REFERENCE)
pika_add_config_define(PIKA_HAVE_THREAD_PHASE_INFORMATION)
pika_add_config_define(PIKA_HAVE_THREAD_DESCRIPTION)
pika_add_config_define(PIKA_HAVE_THREAD_DEADLOCK_DETECTION)
if(PIKA_WITH_THREAD_DESCRIPTION_FULL)
pika_add_config_define(PIKA_HAVE_THREAD_DESCRIPTION_FULL)
endif()
endif()
pika_option(
PIKA_WITH_STDEXEC BOOL "Use stdexec for sender/receiver functionality." OFF CATEGORY "Advanced"
)
if(PIKA_WITH_STDEXEC)
pika_add_config_define(PIKA_HAVE_STDEXEC)
endif()
# Developer tools
pika_option(
PIKA_WITH_VIM_YCM BOOL "Generate completion file for VIM YouCompleteMe plugin" OFF ADVANCED
)
# ##################################################################################################
# Special diagnostic flags, do not enable by default, only if needed
pika_option(
PIKA_WITH_CHECK_MODULE_DEPENDENCIES BOOL
"Verify that no modules are cross-referenced from a different module category \
(default: OFF)" OFF ADVANCED
)
# ##################################################################################################
# C++ feature tests
# ##################################################################################################
# Need to set up CUDA/HIP before feature tests to enable the respective languages
include(pika_setup_cuda)
include(pika_setup_hip)
include(pika_perform_cxx_feature_tests)
pika_perform_cxx_feature_tests()
# ##################################################################################################
# Set configuration option to use Boost.Context or not. This depends on the platform.
set(__use_generic_coroutine_context OFF)
if(APPLE)
set(__use_generic_coroutine_context ON)
endif()
if("${PIKA_PLATFORM_UC}" STREQUAL "BLUEGENEQ")
set(__use_generic_coroutine_context ON)
endif()
pika_option(
PIKA_WITH_BOOST_CONTEXT BOOL "Use Boost.Context for user-level thread context switching."
${__use_generic_coroutine_context} ADVANCED
)
# ##################################################################################################
# Check for misc system headers
# ##################################################################################################
pika_check_for_unistd_h(DEFINITIONS PIKA_HAVE_UNISTD_H)
if(NOT WIN32)
# ################################################################################################
# Macro definitions for system headers
# ################################################################################################
add_definitions(-D_GNU_SOURCE)
# ################################################################################################
# System libraries
# ################################################################################################
if(NOT MSVC)
if(PIKA_CXX11_STD_ATOMIC_LIBRARIES)
target_link_libraries(pika_base_libraries INTERFACE ${PIKA_CXX11_STD_ATOMIC_LIBRARIES})
endif()
endif()
if(PIKA_HAVE_LIBSUPCPP)
target_link_libraries(pika_base_libraries INTERFACE supc++)
endif()
if(NOT ${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
target_link_libraries(pika_base_libraries INTERFACE dl)
endif()
if(NOT APPLE AND NOT ("${PIKA_PLATFORM_UC}" STREQUAL "ANDROID"))
target_link_libraries(pika_base_libraries INTERFACE rt)
endif()
if("${PIKA_PLATFORM_UC}" STREQUAL "ANDROID")
target_link_libraries(pika_base_libraries INTERFACE log)
endif()
if(APPLE)
pika_add_compile_flag_if_available(-ftemplate-depth=256)
endif()
if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
pika_add_link_flag_if_available(-Wl,-lstdc++fs)
endif()
endif()
if(WIN32)
if(MSVC)
pika_add_target_compile_option(-Ox PUBLIC CONFIGURATIONS Release)
# even VS2017 has an ICE when compiling with -Ob2
pika_add_target_compile_option(-Ob1 PUBLIC CONFIGURATIONS Release)
# VS2012 and above has a special flag for improving the debug experience by adding more symbol
# information to the build (-d2Zi)
pika_add_target_compile_option(-d2Zi+ PUBLIC CONFIGURATIONS RelWithDebInfo)
# VS2013 and above know how to do link time constant data segment folding VS2013 update 2 and
# above know how to remove debug information for non-referenced functions and data (-Zc:inline)
pika_add_target_compile_option(-Zc:inline PUBLIC)
pika_add_target_compile_option(-Gw PUBLIC CONFIGURATIONS Release RelWithDebInfo MinSizeRel)
pika_add_target_compile_option(-Zo PUBLIC CONFIGURATIONS RelWithDebInfo)
# Exceptions
pika_add_target_compile_option(-EHsc)
if(MSVC_VERSION GREATER_EQUAL 1900)
# assume conforming (throwing) operator new implementations
pika_add_target_compile_option(-Zc:throwingNew PUBLIC)
# enable faster linking (requires VS2015 Update1) disabled for now as this flag crashes
# debugger pika_remove_link_flag(/debug CONFIGURATIONS Debug)
# pika_add_link_flag(/debug:fastlink CONFIGURATIONS Debug)
# Update 2 requires to set _ENABLE_ATOMIC_ALIGNMENT_FIX for it to compile atomics
pika_add_config_cond_define(_ENABLE_ATOMIC_ALIGNMENT_FIX)
# Update 3 allows to flag rvalue misuses and enforces strict string const- qualification
# conformance
pika_add_target_compile_option(-Zc:rvalueCast PUBLIC)
pika_add_target_compile_option(-Zc:strictStrings PUBLIC)
# Update 8 requires to set _ENABLE_EXTENDED_ALIGNED_STORAGE for it to compile atomics
pika_add_config_cond_define(_ENABLE_EXTENDED_ALIGNED_STORAGE)
# Make sure that __cplusplus is properly defined
pika_add_target_compile_option(-Zc:__cplusplus PUBLIC)
# Silence C++17 deprecation warnings
pika_add_config_cond_define(_SILENCE_ALL_CXX17_DEPRECATION_WARNINGS)
# Silence C++20 deprecation warnings
pika_add_config_cond_define(_SILENCE_ALL_CXX20_DEPRECATION_WARNINGS)
# ASan is available in Visual Studion starting V16.8