#
# This file is part of the GROMACS molecular simulation package.
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# - Define function to detect whether the compiler's target
# - architecture is one for which GROMACS has special treatment
#   (e.g. SIMD instructions)
#
# Sets GMX_TARGET_X86 etc. if targetting that architecture. May set
# other such variables if/when there is future need.

function(gmx_detect_target_architecture)
    if (NOT DEFINED GMX_TARGET_X86)
        try_compile(GMX_TARGET_X86 ${CMAKE_BINARY_DIR}
            "${CMAKE_SOURCE_DIR}/cmake/TestX86.cpp")
    endif()
endfunction()

# - Define function to test if platform is 32-bit
function(gmx_test_if_32bit_x86)
    if (CMAKE_SIZEOF_VOID_P EQUAL 4)
        message(WARNING "Trying to compile GROMACS on a 32-bit platform. This is no longer supported, but might just work")
    endif()
endfunction()
