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Diffstat (limited to 'Modules/Compiler/XL.cmake')
| -rw-r--r-- | Modules/Compiler/XL.cmake | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/Modules/Compiler/XL.cmake b/Modules/Compiler/XL.cmake new file mode 100644 index 0000000..d07890f --- /dev/null +++ b/Modules/Compiler/XL.cmake @@ -0,0 +1,48 @@ + +#============================================================================= +# Copyright 2002-2011 Kitware, Inc. +# +# 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.) + +# This module is shared by multiple languages; use include blocker. +if(__COMPILER_XL) + return() +endif() +set(__COMPILER_XL 1) + +# Find the CreateExportList program that comes with this toolchain. +find_program(CMAKE_XL_CreateExportList + NAMES CreateExportList + DOC "IBM XL CreateExportList tool" + ) + +macro(__compiler_xl lang) + # Feature flags. + set(CMAKE_${lang}_VERBOSE_FLAG "-V") + + set(CMAKE_${lang}_FLAGS_DEBUG_INIT "-g") + set(CMAKE_${lang}_FLAGS_RELEASE_INIT "-O") + set(CMAKE_${lang}_FLAGS_MINSIZEREL_INIT "-O") + set(CMAKE_${lang}_FLAGS_RELWITHDEBINFO_INIT "-g") + set(CMAKE_${lang}_CREATE_PREPROCESSED_SOURCE "<CMAKE_${lang}_COMPILER> <DEFINES> <FLAGS> -E <SOURCE> > <PREPROCESSED_SOURCE>") + set(CMAKE_${lang}_CREATE_ASSEMBLY_SOURCE "<CMAKE_${lang}_COMPILER> <DEFINES> <FLAGS> -S <SOURCE> -o <ASSEMBLY_SOURCE>") + + # The compiler front-end passes all object files, archive files, and shared + # library files named on the command line to CreateExportList to create a + # list of all symbols to be exported from the shared library. This causes + # all archive members to be copied into the shared library whether they are + # needed or not. Instead we run the tool ourselves to pass only the object + # files so that we export only the symbols actually provided by the sources. + set(CMAKE_${lang}_CREATE_SHARED_LIBRARY + "${CMAKE_XL_CreateExportList} <OBJECT_DIR>/objects.exp <OBJECTS>" + "<CMAKE_${lang}_COMPILER> <CMAKE_SHARED_LIBRARY_${lang}_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS> -Wl,-bE:<OBJECT_DIR>/objects.exp <CMAKE_SHARED_LIBRARY_SONAME_${lang}_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>" + ) +endmacro() |