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cp2k/cmake/CompilerConfiguration.cmake
Hans Pabst f4d18d9f5d CMake: adjusted baseline/other compilers 
- Unlimited line-length for GNU (__DATA_DIR).
- Removed OpenMP flags (CMake-controlled).
2025-07-22 13:55:14 +02:00

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CMake
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#!-------------------------------------------------------------------------------------------------!
#! CP2K: A general program to perform molecular dynamics simulations !
#! Copyright 2000-2025 CP2K developers group <https://cp2k.org> !
#! !
#! SPDX-License-Identifier: GPL-2.0-or-later !
#!-------------------------------------------------------------------------------------------------!
set(CP2K_C_COMPILER_LIST "GNU;Intel;IntelLLVM;NAG;Cray;PGI;Clang;AppleClang")
set(CP2K_Fortran_COMPILER_LIST "GNU;Intel;IntelLLVM;NAG;Cray;PGI")
if(NOT CMAKE_C_COMPILER_ID IN_LIST CP2K_C_COMPILER_LIST)
message(
WARNING
"Unknown C compiler, trying without any additional (optimization) flags.\n"
"You may have to specify flags for C11 support manually.\n Please open an\n"
"issue at https://github.com/cp2k/cp2k/issues with the reported compiler \n"
"name and the required flags.")
message("-- CMAKE_C_COMPILER_ID: ${CMAKE_C_COMPILER_ID}\n"
"-- CMAKE_C_COMPILER full path: ${CMAKE_C_COMPILER}\n")
endif()
if(NOT CMAKE_Fortran_COMPILER_ID IN_LIST CP2K_Fortran_COMPILER_LIST)
message(
WARNING
"Unknown Fortran compiler, trying without any additional (optimization) flags.\n"
"You will most likely have to specify extra options for free-form Fortran 2008\n"
"for your compiler! Please open an issue at https://github.com/cp2k/cp2k/issues\n"
"with the reported compiler name and the required flags.")
message("-- CMAKE_Fortran_COMPILER_ID: ${CMAKE_Fortran_COMPILER_ID}\n"
"-- CMAKE_Fortran_COMPILER full path: ${CMAKE_Fortran_COMPILER}\n")
endif()
# ================================ GNU Compilers ===============================
# Baseline
add_compile_options(
"$<$<COMPILE_LANG_AND_ID:Fortran,GNU>:-std=f2008;-ffree-form;-ffree-line-length-none;-fimplicit-none>"
"$<$<COMPILE_LANG_AND_ID:Fortran,GNU>:-g;-fno-omit-frame-pointer;-fbacktrace>"
"$<$<COMPILE_LANG_AND_ID:Fortran,GNU>:$<$<VERSION_GREATER_EQUAL:${CMAKE_Fortran_COMPILER_VERSION},11>:-fallow-argument-mismatch>>"
"$<$<COMPILE_LANG_AND_ID:Fortran,GNU>:-Wno-deprecated-declarations;-Wno-maybe-uninitialized;-Wuninitialized;-Wuse-without-only>"
)
add_compile_options(
"$<$<COMPILE_LANG_AND_ID:CXX,GNU>:--std=c++17>"
"$<$<COMPILE_LANG_AND_ID:CXX,GNU>:-g;-fno-omit-frame-pointer>"
"$<$<COMPILE_LANG_AND_ID:CXX,GNU>:-Wno-deprecated-declarations;-Wno-vla-parameter>"
)
add_compile_options(
"$<$<COMPILE_LANG_AND_ID:C,GNU>:-std=c11>"
"$<$<COMPILE_LANG_AND_ID:C,GNU>:-g;-fno-omit-frame-pointer>"
"$<$<COMPILE_LANG_AND_ID:C,GNU>:-Wno-deprecated-declarations;-Wno-vla-parameter>"
)
# Release
add_compile_options(
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-O3;-march=native;-mtune=native;-funroll-loops>"
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:CXX,GNU>>:-O3;-march=native;-mtune=native;-funroll-loops>"
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:C,GNU>>:-O3;-march=native;-mtune=native;-funroll-loops>"
)
# Generic
add_compile_options(
"$<$<AND:$<CONFIG:GENERIC>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-O3;-mtune=generic;-funroll-loops>"
"$<$<AND:$<CONFIG:GENERIC>,$<COMPILE_LANG_AND_ID:CXX,GNU>>:-O3;-mtune=generic;-funroll-loops>"
"$<$<AND:$<CONFIG:GENERIC>,$<COMPILE_LANG_AND_ID:C,GNU>>:-O3;-mtune=generic;-funroll-loops>"
)
# Debug
add_compile_options(
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-O1;-march=native;-mtune=native>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:CXX,GNU>>:-O1;-march=native;-mtune=native>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:C,GNU>>:-O1;-march=native;-mtune=native>"
)
add_compile_options(
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-fsanitize=leak;-Werror=realloc-lhs>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-fcheck=all,no-array-temps;-finline-matmul-limit=0>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-ffpe-trap=invalid,zero,overflow>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-finit-derived;-finit-real=snan;-finit-integer=-42>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-Werror=aliasing;-Werror=ampersand;-Werror=c-binding-type;-Werror=intrinsic-shadow>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-Werror=intrinsics-std;-Werror=line-truncation;-Werror=tabs;-Werror=target-lifetime>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-Werror=underflow;-Werror=unused-but-set-variable;-Werror=unused-variable>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-Werror=unused-dummy-argument;-Werror=unused-parameter>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-Werror=unused-label;-Werror=conversion;-Werror=zerotrip>"
)
add_compile_definitions("$<$<CONFIG:DEBUG>:__HAS_IEEE_EXCEPTIONS;__CHECK_DIAG>")
add_link_options(
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,GNU>>:-fsanitize=leak>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:CXX,GNU>>:-fsanitize=leak>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:C,GNU>>:-fsanitize=leak>")
# TODO Prevent CMake from wrongly adding -fbacktrace and
# -fallow-argument-mismatch to CFLAGS. add_compile_options(
# "$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:CXX,GNU>>:-Wall;-Wextra;-Werror>"
# "$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:C,GNU>>:-Wall;-Wextra;-Werror>"
# )
# Coverage
add_compile_options(
"$<$<CONFIG:COVERAGE>:-coverage;-fkeep-static-functions;-D__NO_ABORT>")
# Address Sanitizer
add_compile_options(
"$<$<CONFIG:ASAN>:-fsanitize=address;-no-pie;-O3;-march=native;-mtune=native;-funroll-loops>"
)
add_link_options("$<$<CONFIG:ASAN>:-fsanitize=address>")
# =============================== Other Compilers ==============================
# Baseline
add_compile_options(
"$<$<COMPILE_LANG_AND_ID:Fortran,Intel>:-free;-stand f18;-fpp;-qopenmp;-heap-arrays;-D__MAX_CONTR=4>"
"$<$<COMPILE_LANG_AND_ID:Fortran,IntelLLVM>:-free;-fpp;-qopenmp;-D__MAX_CONTR=4>"
"$<$<COMPILE_LANG_AND_ID:Fortran,PGI>:-Mfreeform;-Mextend;-Mallocatable=03>"
"$<$<COMPILE_LANG_AND_ID:Fortran,NAG>:-f2008;-free;-Warn=reallocation;-Warn=subnormal>"
"$<$<COMPILE_LANG_AND_ID:Fortran,Cray>:-f;free;-M3105;-ME7212;-hnoacc;-M1234>"
)
add_compile_options(
"$<$<COMPILE_LANG_AND_ID:C,Cray>:-hnoacc;-h;nomessage=1234>")
# Release
add_compile_options(
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:Fortran,PGI>>:-fast>"
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:Fortran,Intel>>:-O3;-g;-D__HAS_IEEE_EXCEPTIONS>"
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:Fortran,IntelLLVM>>:-O3;-g;-D__HAS_IEEE_EXCEPTIONS>"
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:Fortran,Cray>>:-O2;-G2>"
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:Fortran,NAG>>:-gline>")
add_compile_options(
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:C,PGI>>:-fast>"
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:C,Intel>>:-O3;-g>"
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:C,IntelLLVM>>:-O3;-g>"
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:C,Cray>>:-O3>"
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:C,NAG>>:-gline>"
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:C,Clang>>:-O3;-funroll-loops>"
"$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:C,AppleClang>>:-O3;-funroll-loops>"
"$<$<NOT:$<BOOL:OpenMP_FOUND>>:$<$<AND:$<CONFIG:RELEASE>,$<COMPILE_LANG_AND_ID:Fortran,NAG>>:-gline>>"
)
# Debug
add_compile_options(
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,PGI>>:-g>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,Intel>>:-O2;-debug>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,IntelLLVM>>:-O2;-debug>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,Cray>>:-G2>")
add_compile_options(
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:C,PGI>>:-fast>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:C,Intel>>:-O2;-g>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:C,IntelLLVM>>:-O2;-g>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:C,Cray>>:-G2>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:C,NAG>>:-g;-C>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:C,Clang>>:-O1;-g;-fno-omit-frame-pointer>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:C,AppleClang>>:-O0;-g>"
"$<$<AND:$<CONFIG:DEBUG>,$<COMPILE_LANG_AND_ID:Fortran,NAG>>:-C=all>")
# Tweaks
if(CMAKE_C_COMPILER_ID STREQUAL "AppleClang")
set(CMAKE_Fortran_MODOUT_FLAG "-ef") # override to get lower-case module file
# names
set(CMAKE_EXE_LINKER_FLAGS_COVERAGE "-lgcov") # Apple's Clang needs an extra
endif()
if(CMAKE_Fortran_COMPILER_ID STREQUAL "Cray")
set(CMAKE_Fortran_MODOUT_FLAG "-ef") # override to get lower-case module file
# names
endif()
if(CMAKE_C_COMPILER_ID STREQUAL "Cray" AND CMAKE_C_COMPILER_VERSION
VERSION_LESS 9)
# prevent deallocation failures due to tcmalloc's free with glibc's
# aligned_alloc, see https://bugzilla.redhat.com/show_bug.cgi?id=1569391
add_compile_options("$<$<LANGUAGE:C>:-h;system_alloc>"
"$<$<LANGUAGE:Fortran>:-h;system_alloc>")
# since the detection of the implicitly linked libraries occurs before we can
# intervene, filter them out again
list(FILTER CMAKE_C_IMPLICIT_LINK_LIBRARIES EXCLUDE REGEX "tcmalloc")
list(FILTER CMAKE_Fortran_IMPLICIT_LINK_LIBRARIES EXCLUDE REGEX "tcmalloc")
endif()
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