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set(files
altivec.h
avxintrin.h
emmintrin.h
float.h
immintrin.h
iso646.h
limits.h
mm_malloc.h
mmintrin.h
pmmintrin.h
smmintrin.h
stdarg.h
stdbool.h
stddef.h
stdint.h
tgmath.h
tmmintrin.h
xmmintrin.h)
set(output_dir ${LLVM_BINARY_DIR}/lib/clang/${CLANG_VERSION}/include)
# If we are in an IDE that has a configuration directory, we need to
# create a second copy of the headers so that 'clang' can find them if
# it's run from the build directory.
if(MSVC_IDE OR XCODE)
set(other_output_dir ${LLVM_BINARY_DIR}/bin/lib/clang/${CLANG_VERSION}/include)
endif()
# Generate arm_neon.h
clang_tablegen(arm_neon.h.inc -gen-arm-neon
SOURCE ${CLANG_SOURCE_DIR}/include/clang/Basic/arm_neon.td)
set(out_files)
foreach( f ${files} )
set( src ${CMAKE_CURRENT_SOURCE_DIR}/${f} )
set( dst ${output_dir}/${f} )
add_custom_command(OUTPUT ${dst}
DEPENDS ${src}
COMMAND ${CMAKE_COMMAND} -E copy_if_different ${src} ${dst}
COMMENT "Copying clang's ${f}...")
list(APPEND out_files ${dst})
if(other_output_dir)
set(other_dst ${other_output_dir}/${f})
add_custom_command(OUTPUT ${other_dst}
DEPENDS ${src}
COMMAND ${CMAKE_COMMAND} -E copy_if_different ${src} ${other_dst}
COMMENT "Copying clang's ${f}...")
list(APPEND out_files ${other_dst})
endif()
endforeach( f )
add_custom_command(OUTPUT ${output_dir}/arm_neon.h
DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/arm_neon.h.inc
COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_CURRENT_BINARY_DIR}/arm_neon.h.inc ${output_dir}/arm_neon.h
COMMENT "Copying clang's arm_neon.h...")
list(APPEND out_files ${output_dir}/arm_neon.h)
if (other_output_dir)
set(other_dst ${other_output_dir}/arm_neon.h)
add_custom_command(OUTPUT ${other_dst}
DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/arm_neon.h.inc
COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_CURRENT_BINARY_DIR}/arm_neon.h.inc ${other_dst}
COMMENT "Copying clang's arm_neon.h...")
list(APPEND out_files ${other_dst})
endif ()
add_custom_target(clang-headers ALL DEPENDS ${out_files})
install(FILES ${files} ${output_dir}/arm_neon.h
PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
DESTINATION lib${LLVM_LIBDIR_SUFFIX}/clang/${CLANG_VERSION}/include)
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