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Diffstat (limited to 'Modules/Platform/BlueGeneP-base.cmake')
| -rw-r--r-- | Modules/Platform/BlueGeneP-base.cmake | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/Modules/Platform/BlueGeneP-base.cmake b/Modules/Platform/BlueGeneP-base.cmake new file mode 100644 index 0000000..2ca920f --- /dev/null +++ b/Modules/Platform/BlueGeneP-base.cmake @@ -0,0 +1,118 @@ + +#============================================================================= +# Copyright 2010 Kitware, Inc. +# Copyright 2010 Todd Gamblin <tgamblin@llnl.gov> +# +# Distributed under the OSI-approved BSD License (the "License"); +# see accompanying file Copyright.txt for details. +# +# This software is distributed WITHOUT ANY WARRANTY; without even the +# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the License for more information. +#============================================================================= +# (To distribute this file outside of CMake, substitute the full +# License text for the above reference.) + +# +# BlueGeneP base platform file. +# +# NOTE: Do not set your platform to "BlueGeneP-base". This file is included +# by the real platform files. Use one of these two platforms instead: +# +# BlueGeneP-dynamic For dynamically linked builds +# BlueGeneP-static For statically linked builds +# +# This platform file tries its best to adhere to the behavior of the MPI +# compiler wrappers included with the latest BG/P drivers. +# + + +# +# For BGP builds, we're cross compiling, but we don't want to re-root things +# (e.g. with CMAKE_FIND_ROOT_PATH) because users may have libraries anywhere on +# the shared filesystems, and this may lie outside the root. Instead, we set the +# system directories so that the various system BGP CNK library locations are +# searched first. This is not the clearest thing in the world, given IBM's driver +# layout, but this should cover all the standard ones. +# +set(CMAKE_SYSTEM_LIBRARY_PATH + /bgsys/drivers/ppcfloor/comm/default/lib # default comm layer (used by mpi compiler wrappers) + /bgsys/drivers/ppcfloor/comm/sys/lib # DCMF, other lower-level comm libraries + /bgsys/drivers/ppcfloor/runtime/SPI # other low-level stuff + /bgsys/drivers/ppcfloor/gnu-linux/lib # CNK python installation directory + /bgsys/drivers/ppcfloor/gnu-linux/powerpc-bgp-linux/lib # CNK Linux image -- standard runtime libs, pthread, etc. +) + +# +# This adds directories that find commands should specifically ignore for cross compiles. +# Most of these directories are the includeand lib directories for the frontend on BG/P systems. +# Not ignoring these can cause things like FindX11 to find a frontend PPC version mistakenly. +# We use this on BG instead of re-rooting because backend libraries are typically strewn about +# the filesystem, and we can't re-root ALL backend libraries to a single place. +# +set(CMAKE_SYSTEM_IGNORE_PATH + /lib /lib64 /include + /usr/lib /usr/lib64 /usr/include + /usr/local/lib /usr/local/lib64 /usr/local/include + /usr/X11/lib /usr/X11/lib64 /usr/X11/include + /usr/lib/X11 /usr/lib64/X11 /usr/include/X11 + /usr/X11R6/lib /usr/X11R6/lib64 /usr/X11R6/include + /usr/X11R7/lib /usr/X11R7/lib64 /usr/X11R7/include +) + +# +# Indicate that this is a unix-like system +# +set(UNIX 1) + +# +# Library prefixes, suffixes, extra libs. +# +set(CMAKE_LINK_LIBRARY_SUFFIX "") +set(CMAKE_STATIC_LIBRARY_PREFIX "lib") # lib +set(CMAKE_STATIC_LIBRARY_SUFFIX ".a") # .a + +set(CMAKE_SHARED_LIBRARY_PREFIX "lib") # lib +set(CMAKE_SHARED_LIBRARY_SUFFIX ".so") # .so +set(CMAKE_EXECUTABLE_SUFFIX "") # .exe +set(CMAKE_DL_LIBS "dl") + +# +# This macro needs to be called for dynamic library support. Unfortunately on BGP, +# We can't support both static and dynamic links in the same platform file. The +# dynamic link platform file needs to call this explicitly to set up dynamic linking. +# +macro(__BlueGeneP_set_dynamic_flags compiler_id lang) + if (${compiler_id} STREQUAL XL) + # Flags for XL compilers if we explicitly detected XL + set(CMAKE_SHARED_LIBRARY_${lang}_FLAGS "-qpic") # -pic + set(CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS "-qmkshrobj -qnostaticlink") # -shared + set(CMAKE_SHARED_LIBRARY_RUNTIME_${lang}_FLAG "-Wl,-rpath,") # -rpath + set(BGP_${lang}_DYNAMIC_EXE_FLAGS "-qnostaticlink -qnostaticlink=libgcc") + else() + # Assume flags for GNU compilers (if the ID is GNU *or* anything else). + set(CMAKE_SHARED_LIBRARY_${lang}_FLAGS "-fPIC") # -pic + set(CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS "-shared") # -shared + set(CMAKE_SHARED_LIBRARY_RUNTIME_${lang}_FLAG "-Wl,-rpath,") # -rpath + set(BGP_${lang}_DYNAMIC_EXE_FLAGS "-dynamic") + endif() + + set(CMAKE_SHARED_LIBRARY_LINK_${lang}_FLAGS "") # +s, flag for exe link to use shared lib + set(CMAKE_SHARED_LIBRARY_RUNTIME_${lang}_FLAG_SEP ":") # : or empty + + set(BGP_${lang}_DEFAULT_EXE_FLAGS + "<FLAGS> <CMAKE_${lang}_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>") + set(CMAKE_${lang}_LINK_EXECUTABLE + "<CMAKE_${lang}_COMPILER> -Wl,-relax ${BGP_${lang}_DYNAMIC_EXE_FLAGS} ${BGP_${lang}_DEFAULT_EXE_FLAGS}") +endmacro() + +# +# This macro needs to be called for static builds. Right now it just adds -Wl,-relax +# to the link line. +# +macro(__BlueGeneP_set_static_flags compiler_id lang) + set(BGP_${lang}_DEFAULT_EXE_FLAGS + "<FLAGS> <CMAKE_${lang}_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>") + set(CMAKE_${lang}_LINK_EXECUTABLE + "<CMAKE_${lang}_COMPILER> -Wl,-relax ${BGP_${lang}_DEFAULT_EXE_FLAGS}") +endmacro() |