openmp/runtime/cmake/Intel/AsmFlags.cmake

#
#//===----------------------------------------------------------------------===//
#//
#//                     The LLVM Compiler Infrastructure
#//
#// This file is dual licensed under the MIT and the University of Illinois Open
#// Source Licenses. See LICENSE.txt for details.
#//
#//===----------------------------------------------------------------------===//
#

# 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:
#   1) Assembly flags

#########################################################
# Assembly flags
function(append_assembler_specific_asm_flags input_asm_flags)
    set(local_asm_flags)
    append_asm_flags("-x assembler-with-cpp") # Assembly file that needs to be preprocessed
    if(${IA32})
        append_asm_flags("-safeseh") # Registers exception handlers for safe exception handling.
        append_asm_flags("-coff") # Generates common object file format (COFF) type of object module. 
                                  # Generally required for Win32 assembly language development.
        append_asm_flags("-D _M_IA32")
    elseif(${INTEL64})
        append_asm_flags("-D _M_AMD64")
    endif()
    if(${MIC})
        append_asm_flags("-mmic") # Build Intel(R) MIC Architecture native code
    endif()
    if(${WINDOWS})
        # 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
        replace_md_with_mt(CMAKE_ASM_MASM_FLAGS)
        replace_md_with_mt(CMAKE_ASM_MASM_FLAGS_RELEASE)
        replace_md_with_mt(CMAKE_ASM_MASM_FLAGS_RELWITHDEBINFO)
        replace_md_with_mt(CMAKE_ASM_MASM_FLAGS_DEBUG)
    endif()
    set(${input_asm_flags} ${${input_asm_flags}} "${local_asm_flags}" PARENT_SCOPE)
endfunction()