diff options
Diffstat (limited to 'openmp/runtime/cmake/Intel/CFlags.cmake')
| -rw-r--r-- | openmp/runtime/cmake/Intel/CFlags.cmake | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/openmp/runtime/cmake/Intel/CFlags.cmake b/openmp/runtime/cmake/Intel/CFlags.cmake new file mode 100644 index 00000000000..2122e29933d --- /dev/null +++ b/openmp/runtime/cmake/Intel/CFlags.cmake @@ -0,0 +1,148 @@ +# This file holds Intel(R) C Compiler / Intel(R) C++ Compiler / Intel(R) Fortran Compiler (icc/icpc/icl.exe/ifort) dependent flags +# The flag types are: +# 2) C/C++ Compiler flags +# 4) Linker flags + +# icc has a 128-bit floating point type called _Quad. Always compile with 128-bit floating point if it exists. +unset(COMPILER_SUPPORTS_QUAD_PRECISION CACHE) +set(COMPILER_SUPPORTS_QUAD_PRECISION true CACHE BOOL "Does the compiler support a 128-bit floating point type?") +set(COMPILER_QUAD_TYPE _Quad) + +######################################################### +# icc C/C++ Compiler flags +function(append_compiler_specific_c_and_cxx_flags input_c_flags input_cxx_flags) + set(local_c_flags) + set(local_cxx_flags) + if(${WINDOWS}) + + append_c_flags("-TP") # Tells the compiler to process a file as a C++ source file. + append_cxx_flags("-EHsc") # Enable C++ exception handling. + append_c_and_cxx_flags("-nologo") # Turn off tool banner. + append_c_and_cxx_flags("-W3") # Enables diagnostics for remarks, warnings, and errors. + # Additional warnings are also enabled above level 2 warnings. + append_c_and_cxx_flags("-WX") # Change all Warnings to Errors + append_c_and_cxx_flags("-GS") # Lets you control the threshold at which the stack checking routine is called or not called. + append_c_and_cxx_flags("-Qoption,cpp,--extended_float_types") # Enabled _Quad type. + if(${IA32}) + append_c_and_cxx_flags("-arch:ia32") # Tells the compiler which features it may target (ia32) + append_c_and_cxx_flags("-Oy-") # equivalent to -fno-omit-frame-pointer + endif() + append_c_and_cxx_flags("-Qlong_double") # enable long double + append_c_and_cxx_flags("-Qdiag-disable:177") # Disable warning: "... declared but never referenced" + if(${IA32}) + append_c_and_cxx_flags("-Qsafeseh") # Registers exception handlers for safe exception handling. + endif() + if(${RELEASE_BUILD} OR ${RELWITHDEBINFO_BUILD}) + append_c_and_cxx_flags("-Qinline-min-size=1") # Specifies the upper limit for the size of what the inliner considers to be a small routine. + else() + append_c_and_cxx_flags("-Od") # Disables all optimizations. + append_c_and_cxx_flags("-RTC1") # Enables run-time checks of the stack frame, and enables run-time checks for unintialized variables. + append_c_and_cxx_flags("-MTd") # Tells the linker to search for unresolved references in a multithreaded, static run-time library. + endif() + else() + append_c_and_cxx_flags("-Wsign-compare") # warn on sign comparisons + append_c_and_cxx_flags("-Werror") # Changes all warnings to errors. + append_c_and_cxx_flags("-Qoption,cpp,--extended_float_types") # Enabled _Quad type. + append_c_and_cxx_flags("-fno-exceptions") # Exception handling table generation is disabled. + append_c_and_cxx_flags("-x c++") # Compile C files as C++ files + if(${MIC}) + append_c_and_cxx_flags("-mmic") # Build Intel(R) MIC Architecture native code + append_c_and_cxx_flags("-ftls-model=initial-exec") # Changes the thread local storage (TLS) model. Generates a restrictive, optimized TLS code. + # To use this setting, the thread-local variables accessed must be defined in one of the + # modules available to the program. + append_c_and_cxx_flags("-opt-streaming-stores never") # Disables generation of streaming stores for optimization. + append_c_and_cxx_flags("-sox") # Tells the compiler to save the compilation options and version number + # in the executable file. It also lets you choose whether to include + # lists of certain functions. + elseif(${LINUX}) + append_c_and_cxx_flags("-Werror") # Changes all warnings to errors. + append_c_and_cxx_flags("-sox") + if(${IA32}) + append_c_and_cxx_flags("-falign-stack=maintain-16-byte") # Tells the compiler the stack alignment to use on entry to routines. + append_c_and_cxx_flags("-mia32") # Tells the compiler which features it may target (ia32) + endif() + endif() + endif() + # CMake prefers the /MD flags when compiling Windows sources, but libiomp5 needs to use /MT instead + # So we replace these /MD instances with /MT within the CMAKE_*_FLAGS variables and put that out to the CACHE. + # replace_md_with_mt() is in HelperFunctions.cmake + if(${WINDOWS}) + replace_md_with_mt(CMAKE_C_FLAGS) + replace_md_with_mt(CMAKE_C_FLAGS_RELEASE) + replace_md_with_mt(CMAKE_C_FLAGS_RELWITHDEBINFO) + replace_md_with_mt(CMAKE_C_FLAGS_DEBUG) + replace_md_with_mt(CMAKE_CXX_FLAGS) + replace_md_with_mt(CMAKE_CXX_FLAGS_RELEASE) + replace_md_with_mt(CMAKE_CXX_FLAGS_RELWITHDEBINFO) + replace_md_with_mt(CMAKE_CXX_FLAGS_DEBUG) + endif() + set(${input_c_flags} ${${input_c_flags}} "${local_c_flags}" PARENT_SCOPE) + set(${input_cxx_flags} ${${input_cxx_flags}} "${local_cxx_flags}" PARENT_SCOPE) +endfunction() + +######################################################### +# icc Linker flags +function(append_compiler_specific_linker_flags input_ld_flags input_ld_flags_libs) + set(local_ld_flags) + set(local_ld_flags_libs) + if(${WINDOWS}) + # Have icc use link.exe directly when Windows + set(CMAKE_C_CREATE_SHARED_LIBRARY "link.exe /out:<TARGET> <LINK_FLAGS> <OBJECTS> <LINK_LIBRARIES>" PARENT_SCOPE) + set(CMAKE_SHARED_LINKER_FLAGS "$ENV{LDFLAGS}" CACHE STRING "Linker Flags" FORCE) + append_linker_flags("-nologo") # Turn off tool banner. + append_linker_flags("-dll") + append_linker_flags("-WX:NO") + append_linker_flags("-incremental:no") + append_linker_flags("-version:${version}.0") + append_linker_flags("-NXCompat") + append_linker_flags("-DynamicBase") # This option modifies the header of an executable to indicate + # whether the application should be randomly rebased at load time. + if(${IA32}) + append_linker_flags("-machine:i386") + append_linker_flags("-safeseh") + elseif(${INTEL64}) + append_linker_flags("-machine:amd64") + endif() + if(${DEBUG_BUILD} OR ${RELWITHDEBINFO_BUILD}) + if(NOT "${pdb_file}" STREQUAL "") + append_linker_flags("-debug") + append_linker_flags("-pdb:${pdb_file}") + endif() + else() + if(NOT "${pdb_file}" STREQUAL "") + append_linker_flags("-debug") + append_linker_flags("-pdb:${pdb_file}") + append_linker_flags("-pdbstripped:${pdb_file}.stripped") + endif() + endif() + if(NOT "${imp_file}" STREQUAL "") + append_linker_flags("-implib:${lib_file}${lib}") + endif() + if(NOT "${def_file}" STREQUAL "") + append_linker_flags("-def:${def_file}") + endif() + elseif(${MAC}) + append_linker_flags("-no-intel-extensions") + if(NOT ${STUBS_LIBRARY}) + append_linker_flags_library("-pthread") # link in pthread library + append_linker_flags_library("-ldl") # link in libdl (dynamic loader library) + endif() + if(${STATS_GATHERING}) + append_linker_flags_library("-Wl,-lstdc++") # link in standard c++ library (stats-gathering needs it) + endif() + elseif(${MIC}) + append_linker_flags("-mmic") # enable MIC linking + append_linker_flags("-static-intel") # Causes Intel-provided libraries to be linked in statically. + append_linker_flags("-no-intel-extensions") # Enables or disables all Intel C and Intel C++ language extensions. + else() + append_linker_flags("-static-intel") # Causes Intel-provided libraries to be linked in statically. + append_linker_flags("-Werror") # Warnings become errors + if(${IA32}) + append_linker_flags_library("-lirc_pic") # link in libirc_pic + endif() + endif() + + set(${input_ld_flags} ${${input_ld_flags}} "${local_ld_flags}" PARENT_SCOPE) + set(${input_ld_flags_libs} ${${input_ld_flags_libs}} "${local_ld_flags_libs}" PARENT_SCOPE) +endfunction() + |
