cmake/gcc.cmake

   1
   2 # Show a note about ccache build
   3 if(ENABLE_CCACHE)
   4     message("-- Enabling ccache build - done")
   5 endif()
   6
   7 # PDB style debug info
   8 if(NOT DEFINED SEPARATE_DBG)
   9     set(SEPARATE_DBG FALSE)
  10 endif()
  11
  12 if(NOT DEFINED USE_PSEH3)
  13     set(USE_PSEH3 1)
  14 endif()
  15
  16 if(USE_PSEH3)
  17     add_definitions(-D_USE_PSEH3=1)
  18 endif()
  19
  20 if(NOT DEFINED USE_DUMMY_PSEH)
  21     set(USE_DUMMY_PSEH 0)
  22 endif()
  23
  24 if(USE_DUMMY_PSEH)
  25     add_definitions(-D_USE_DUMMY_PSEH=1)
  26 endif()
  27
  28 # Compiler Core
  29 add_compile_flags("-pipe -fms-extensions -fno-strict-aliasing")
  30 if(GCC_VERSION VERSION_GREATER 4.7)
  31     add_compile_flags("-mstackrealign")
  32 endif()
  33
  34 if(CMAKE_C_COMPILER_ID STREQUAL "Clang")
  35     add_compile_flags_language("-std=gnu89 -Wno-microsoft" "C")
  36     set(CMAKE_LINK_DEF_FILE_FLAG "")
  37     set(CMAKE_STATIC_LIBRARY_SUFFIX ".a")
  38     set(CMAKE_LINK_LIBRARY_SUFFIX "")
  39     set(CMAKE_CREATE_WIN32_EXE "")
  40     set(CMAKE_C_COMPILE_OPTIONS_PIC "")
  41     set(CMAKE_CXX_COMPILE_OPTIONS_PIC "")
  42     set(CMAKE_C_COMPILE_OPTIONS_PIE "")
  43     set(CMAKE_CXX_COMPILE_OPTIONS_PIE "")
  44     set(CMAKE_SHARED_LIBRARY_C_FLAGS "")
  45     set(CMAKE_SHARED_LIBRARY_CXX_FLAGS "")
  46     set(CMAKE_ASM_FLAGS_DEBUG "")
  47     set(CMAKE_C_FLAGS_DEBUG "")
  48     set(CMAKE_CXX_FLAGS_DEBUG "")
  49 endif()
  50
  51 if(DBG)
  52     if(NOT CMAKE_C_COMPILER_ID STREQUAL "Clang")
  53         add_compile_flags_language("-Wold-style-declaration" "C")
  54     endif()
  55     add_compile_flags_language("-Wdeclaration-after-statement" "C")
  56 endif()
  57
  58 add_compile_flags_language("-fno-rtti -fno-exceptions" "CXX")
  59
  60 #bug
  61 #file(TO_NATIVE_PATH ${REACTOS_SOURCE_DIR} REACTOS_SOURCE_DIR_NATIVE)
  62 #workaround
  63 set(REACTOS_SOURCE_DIR_NATIVE ${REACTOS_SOURCE_DIR})
  64  if(CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows")
  65 string(REPLACE "/" "\\" REACTOS_SOURCE_DIR_NATIVE ${REACTOS_SOURCE_DIR})
  66 endif()
  67
  68 if((NOT CMAKE_C_COMPILER_ID STREQUAL "Clang") AND (NOT SEPARATE_DBG))
  69     add_compile_flags("-fdebug-prefix-map=\"${REACTOS_SOURCE_DIR_NATIVE}\"=ReactOS")
  70 endif()
  71
  72 # Debugging
  73 if(SEPARATE_DBG)
  74     add_compile_flags("-gdwarf-2 -ggdb")
  75 else()
  76     add_compile_flags("-gdwarf-2 -gstrict-dwarf")
  77     if(NOT CMAKE_C_COMPILER_ID STREQUAL "Clang")
  78         add_compile_flags("-femit-struct-debug-detailed=none -feliminate-unused-debug-symbols")
  79     endif()
  80 endif()
  81
  82 # For some reason, cmake sets -fPIC, and we don't want it
  83 if(DEFINED CMAKE_SHARED_LIBRARY_ASM_FLAGS)
  84     string(REPLACE "-fPIC" "" CMAKE_SHARED_LIBRARY_ASM_FLAGS ${CMAKE_SHARED_LIBRARY_ASM_FLAGS})
  85 endif()
  86
  87 # Tuning
  88 if(ARCH STREQUAL "i386")
  89     add_compile_flags("-march=${OARCH} -mtune=${TUNE}")
  90 else()
  91     add_compile_flags("-march=${OARCH}")
  92 endif()
  93
  94 # Warnings, errors
  95 if(NOT CMAKE_C_COMPILER_ID STREQUAL "Clang")
  96     add_compile_flags("-Werror")
  97 endif()
  98
  99 add_compile_flags("-Wall -Wpointer-arith")
 100 add_compile_flags("-Wno-char-subscripts -Wno-multichar -Wno-unused-value")
 101
 102 if(NOT CMAKE_C_COMPILER_ID STREQUAL "Clang")
 103     add_compile_flags("-Wno-maybe-uninitialized")
 104     add_compile_flags("-Wno-error=unused-but-set-variable")
 105 endif()
 106
 107 add_compile_flags("-Wno-error=type-limits")
 108
 109 if(ARCH STREQUAL "amd64")
 110     add_compile_flags("-Wno-format")
 111 elseif(ARCH STREQUAL "arm")
 112     add_compile_flags("-Wno-attributes")
 113 endif()
 114
 115 # Optimizations
 116 if(OPTIMIZE STREQUAL "1")
 117     add_compile_flags("-Os -ftracer")
 118 elseif(OPTIMIZE STREQUAL "2")
 119     add_compile_flags("-Os")
 120 elseif(OPTIMIZE STREQUAL "3")
 121     add_compile_flags("-Og")
 122 elseif(OPTIMIZE STREQUAL "4")
 123     add_compile_flags("-O1")
 124 elseif(OPTIMIZE STREQUAL "5")
 125     add_compile_flags("-O2")
 126 elseif(OPTIMIZE STREQUAL "6")
 127     add_compile_flags("-O3")
 128 elseif(OPTIMIZE STREQUAL "7")
 129     add_compile_flags("-Ofast")
 130 endif()
 131
 132 # Link-time code generation
 133 if(LTCG)
 134     add_compile_flags("-flto -fno-fat-lto-objects")
 135 endif()
 136
 137 if(ARCH STREQUAL "i386")
 138     add_compile_flags("-fno-optimize-sibling-calls -fno-omit-frame-pointer")
 139     if(NOT CMAKE_C_COMPILER_ID STREQUAL "Clang")
 140         add_compile_flags("-mpreferred-stack-boundary=3 -fno-set-stack-executable")
 141     endif()
 142     # FIXME: this doesn't work. CMAKE_BUILD_TYPE is always "Debug"
 143     if(NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
 144         add_compile_flags("-momit-leaf-frame-pointer")
 145     endif()
 146 elseif(ARCH STREQUAL "amd64")
 147     add_compile_flags("-mpreferred-stack-boundary=4")
 148 endif()
 149
 150 # Other
 151 if(ARCH STREQUAL "amd64")
 152     add_definitions(-U_X86_ -UWIN32)
 153 elseif(ARCH STREQUAL "arm")
 154     add_definitions(-U_UNICODE -UUNICODE)
 155     add_definitions(-D__MSVCRT__) # DUBIOUS
 156 endif()
 157
 158 add_definitions(-D_inline=__inline)
 159
 160 # Alternative arch name
 161 if(ARCH STREQUAL "amd64")
 162     set(ARCH2 x86_64)
 163 else()
 164     set(ARCH2 ${ARCH})
 165 endif()
 166
 167 if(SEPARATE_DBG)
 168     # PDB style debug puts all dwarf debug info in a separate dbg file
 169     message(STATUS "Building separate debug symbols")
 170     file(MAKE_DIRECTORY ${REACTOS_BINARY_DIR}/symbols)
 171     if(CMAKE_GENERATOR STREQUAL "Ninja")
 172         set(SYMBOL_FILE <TARGET_PDB>)
 173     else()
 174         set(SYMBOL_FILE <TARGET>.gdb)
 175     endif()
 176     set(OBJCOPY ${CMAKE_OBJCOPY})
 177     set(CMAKE_C_LINK_EXECUTABLE
 178         "<CMAKE_C_COMPILER> <CMAKE_C_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>"
 179         "${OBJCOPY} --only-keep-debug <TARGET> ${REACTOS_BINARY_DIR}/symbols/${SYMBOL_FILE}"
 180         "${OBJCOPY} --strip-debug <TARGET>")
 181     set(CMAKE_CXX_LINK_EXECUTABLE
 182         "<CMAKE_CXX_COMPILER> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>"
 183         "${OBJCOPY} --only-keep-debug <TARGET> ${REACTOS_BINARY_DIR}/symbols/${SYMBOL_FILE}"
 184         "${OBJCOPY} --strip-debug <TARGET>")
 185     set(CMAKE_C_CREATE_SHARED_LIBRARY
 186         "<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_C_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 187         "${OBJCOPY} --only-keep-debug <TARGET> ${REACTOS_BINARY_DIR}/symbols/${SYMBOL_FILE}"
 188         "${OBJCOPY} --strip-debug <TARGET>")
 189     set(CMAKE_CXX_CREATE_SHARED_LIBRARY
 190         "<CMAKE_CXX_COMPILER> <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 191         "${OBJCOPY} --only-keep-debug <TARGET> ${REACTOS_BINARY_DIR}/symbols/${SYMBOL_FILE}"
 192         "${OBJCOPY} --strip-debug <TARGET>")
 193     set(CMAKE_RC_CREATE_SHARED_LIBRARY
 194         "<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_C_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 195         "${OBJCOPY} --only-keep-debug <TARGET> ${REACTOS_BINARY_DIR}/symbols/${SYMBOL_FILE}"
 196         "${OBJCOPY} --strip-debug <TARGET>")
 197 else()
 198     # Normal rsym build
 199     get_target_property(RSYM native-rsym IMPORTED_LOCATION_NOCONFIG)
 200     set(CMAKE_C_LINK_EXECUTABLE
 201         "<CMAKE_C_COMPILER> ${CMAKE_C_FLAGS} <CMAKE_C_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>"
 202         "${RSYM} -s ${REACTOS_SOURCE_DIR} <TARGET> <TARGET>")
 203     set(CMAKE_CXX_LINK_EXECUTABLE
 204         "<CMAKE_CXX_COMPILER> ${CMAKE_CXX_FLAGS} <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>"
 205         "${RSYM} -s ${REACTOS_SOURCE_DIR} <TARGET> <TARGET>")
 206     set(CMAKE_C_CREATE_SHARED_LIBRARY
 207         "<CMAKE_C_COMPILER> ${CMAKE_C_FLAGS} <CMAKE_SHARED_LIBRARY_C_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 208         "${RSYM} -s ${REACTOS_SOURCE_DIR} <TARGET> <TARGET>")
 209     set(CMAKE_CXX_CREATE_SHARED_LIBRARY
 210         "<CMAKE_CXX_COMPILER> ${CMAKE_CXX_FLAGS} <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 211         "${RSYM} -s ${REACTOS_SOURCE_DIR} <TARGET> <TARGET>")
 212     set(CMAKE_RC_CREATE_SHARED_LIBRARY
 213         "<CMAKE_C_COMPILER> ${CMAKE_C_FLAGS} <CMAKE_SHARED_LIBRARY_C_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>")
 214 endif()
 215
 216 set(CMAKE_EXE_LINKER_FLAGS "-nostdlib -Wl,--enable-auto-image-base,--disable-auto-import,--disable-stdcall-fixup")
 217 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS_INIT} -Wl,--disable-stdcall-fixup")
 218
 219 if(NOT CMAKE_C_COMPILER_ID STREQUAL "Clang")
 220     set(_compress_debug_sections_flag "-Wa,--compress-debug-sections")
 221 endif()
 222
 223 SET(CMAKE_C_COMPILE_OBJECT "${CCACHE} <CMAKE_C_COMPILER> <DEFINES> ${_compress_debug_sections_flag} <FLAGS> -o <OBJECT> -c <SOURCE>")
 224 SET(CMAKE_CXX_COMPILE_OBJECT "${CCACHE} <CMAKE_CXX_COMPILER>  <DEFINES> <FLAGS> -o <OBJECT> -c <SOURCE>")
 225 set(CMAKE_ASM_COMPILE_OBJECT "<CMAKE_ASM_COMPILER> ${_compress_debug_sections_flag} -x assembler-with-cpp -o <OBJECT> -I${REACTOS_SOURCE_DIR}/include/asm -I${REACTOS_BINARY_DIR}/include/asm <FLAGS> <DEFINES> -D__ASM__ -c <SOURCE>")
 226
 227 set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_RC_COMPILER> -O coff <FLAGS> -DRC_INVOKED -D__WIN32__=1 -D__FLAT__=1 ${I18N_DEFS} <DEFINES> <SOURCE> <OBJECT>")
 228 set(CMAKE_DEPFILE_FLAGS_RC "--preprocessor \"${MINGW_TOOLCHAIN_PREFIX}gcc${MINGW_TOOLCHAIN_SUFFIX} -E -xc-header -MMD -MF <DEPFILE> -MT <OBJECT>\" ")
 229
 230 # Optional 3rd parameter: stdcall stack bytes
 231 function(set_entrypoint MODULE ENTRYPOINT)
 232     if(${ENTRYPOINT} STREQUAL "0")
 233         add_target_link_flags(${MODULE} "-Wl,-entry,0")
 234     elseif(ARCH STREQUAL "i386")
 235         set(_entrysymbol _${ENTRYPOINT})
 236         if(${ARGC} GREATER 2)
 237             set(_entrysymbol ${_entrysymbol}@${ARGV2})
 238         endif()
 239         add_target_link_flags(${MODULE} "-Wl,-entry,${_entrysymbol}")
 240     else()
 241         add_target_link_flags(${MODULE} "-Wl,-entry,${ENTRYPOINT}")
 242     endif()
 243 endfunction()
 244
 245 function(set_subsystem MODULE SUBSYSTEM)
 246     add_target_link_flags(${MODULE} "-Wl,--subsystem,${SUBSYSTEM}")
 247 endfunction()
 248
 249 function(set_image_base MODULE IMAGE_BASE)
 250     add_target_link_flags(${MODULE} "-Wl,--image-base,${IMAGE_BASE}")
 251 endfunction()
 252
 253 function(set_module_type_toolchain MODULE TYPE)
 254     if(CPP_USE_STL)
 255         if((${TYPE} STREQUAL "kernelmodedriver") OR (${TYPE} STREQUAL "wdmdriver"))
 256             message(FATAL_ERROR "Use of STL in kernelmodedriver or wdmdriver type module prohibited")
 257         endif()
 258         target_link_libraries(${MODULE} -lstdc++ -lsupc++ -lgcc -lmingwex)
 259     elseif(CPP_USE_RT)
 260         target_link_libraries(${MODULE} -lsupc++ -lgcc)
 261     elseif(IS_CPP)
 262         target_link_libraries(${MODULE} -lgcc)
 263     endif()
 264
 265     if((${TYPE} STREQUAL "kernelmodedriver") OR (${TYPE} STREQUAL "wdmdriver"))
 266         add_target_link_flags(${MODULE} "-Wl,--exclude-all-symbols,-file-alignment=0x1000,-section-alignment=0x1000")
 267         if(${TYPE} STREQUAL "wdmdriver")
 268             add_target_link_flags(${MODULE} "-Wl,--wdmdriver")
 269         endif()
 270     endif()
 271 endfunction()
 272
 273 function(add_delay_importlibs _module)
 274     get_target_property(_module_type ${_module} TYPE)
 275     if(_module_type STREQUAL "STATIC_LIBRARY")
 276         message(FATAL_ERROR "Cannot add delay imports to a static library")
 277     endif()
 278     foreach(_lib ${ARGN})
 279         target_link_libraries(${_module} lib${_lib}_delayed)
 280     endforeach()
 281     target_link_libraries(${_module} delayimp)
 282 endfunction()
 283
 284 if(NOT ARCH STREQUAL "i386")
 285     set(DECO_OPTION "-@")
 286 endif()
 287
 288 function(generate_import_lib _libname _dllname _spec_file)
 289     # Generate the def for the import lib
 290     add_custom_command(
 291         OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${_libname}_implib.def
 292         COMMAND native-spec2def -n=${_dllname} -a=${ARCH2} --implib -d=${CMAKE_CURRENT_BINARY_DIR}/${_libname}_implib.def ${CMAKE_CURRENT_SOURCE_DIR}/${_spec_file}
 293         DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${_spec_file} native-spec2def)
 294     set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${_libname}_implib.def PROPERTIES EXTERNAL_OBJECT TRUE)
 295
 296     # Create normal importlib
 297     _add_library(${_libname} STATIC EXCLUDE_FROM_ALL ${CMAKE_CURRENT_BINARY_DIR}/${_libname}_implib.def)
 298     set_target_properties(${_libname} PROPERTIES LINKER_LANGUAGE "IMPLIB" PREFIX "")
 299
 300     # Create delayed importlib
 301     _add_library(${_libname}_delayed STATIC EXCLUDE_FROM_ALL ${CMAKE_CURRENT_BINARY_DIR}/${_libname}_implib.def)
 302     set_target_properties(${_libname}_delayed PROPERTIES LINKER_LANGUAGE "IMPLIB_DELAYED" PREFIX "")
 303 endfunction()
 304
 305 # Cute little hack to produce import libs
 306 set(CMAKE_IMPLIB_CREATE_STATIC_LIBRARY "${CMAKE_DLLTOOL} --def <OBJECTS> --kill-at --output-lib=<TARGET>")
 307 set(CMAKE_IMPLIB_DELAYED_CREATE_STATIC_LIBRARY "${CMAKE_DLLTOOL} --def <OBJECTS> --kill-at --output-delaylib=<TARGET>")
 308 function(spec2def _dllname _spec_file)
 309
 310     cmake_parse_arguments(__spec2def "ADD_IMPORTLIB;WITH_RELAY" "" "" ${ARGN})
 311
 312     # Get library basename
 313     get_filename_component(_file ${_dllname} NAME_WE)
 314
 315     # Error out on anything else than spec
 316     if(NOT ${_spec_file} MATCHES ".*\\.spec")
 317         message(FATAL_ERROR "spec2def only takes spec files as input.")
 318     endif()
 319
 320     if (__spec2def_WITH_RELAY)
 321         set(__with_relay_arg "--with-tracing")
 322     endif()
 323
 324     # Generate exports def and C stubs file for the DLL
 325     add_custom_command(
 326         OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${_file}.def ${CMAKE_CURRENT_BINARY_DIR}/${_file}_stubs.c
 327         COMMAND native-spec2def -n=${_dllname} -a=${ARCH2} -d=${CMAKE_CURRENT_BINARY_DIR}/${_file}.def -s=${CMAKE_CURRENT_BINARY_DIR}/${_file}_stubs.c ${__with_relay_arg} ${CMAKE_CURRENT_SOURCE_DIR}/${_spec_file}
 328         DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${_spec_file} native-spec2def)
 329
 330     if(__spec2def_ADD_IMPORTLIB)
 331         generate_import_lib(lib${_file} ${_dllname} ${_spec_file})
 332     endif()
 333 endfunction()
 334
 335 macro(macro_mc FLAG FILE)
 336     set(COMMAND_MC ${CMAKE_MC_COMPILER} ${FLAG} -b ${CMAKE_CURRENT_SOURCE_DIR}/${FILE}.mc -r ${REACTOS_BINARY_DIR}/include/reactos -h ${REACTOS_BINARY_DIR}/include/reactos)
 337 endmacro()
 338
 339 # PSEH lib, needed with mingw
 340 set(PSEH_LIB "pseh")
 341
 342 # Macros
 343 if(PCH)
 344     add_compile_flags("-Winvalid-pch -Werror=invalid-pch")
 345     macro(add_pch _target _pch _sources)
 346         # When including x.h GCC looks for x.h.gch first
 347         set(_pch_final_name "${_target}_pch.h")
 348         set(_gch ${CMAKE_CURRENT_BINARY_DIR}/${_pch_final_name}.gch)
 349
 350         if(IS_CPP)
 351             set(_pch_language CXX)
 352         else()
 353             set(_pch_language C)
 354         endif()
 355
 356         # Build the precompiled header
 357         # HEADER_FILE_ONLY FALSE: force compiling the header
 358         # EXTERNAL_SOURCE TRUE: don't use the .gch file when linking
 359         set_source_files_properties(${_pch} PROPERTIES
 360             HEADER_FILE_ONLY FALSE
 361             LANGUAGE ${_pch_language}
 362             EXTERNAL_SOURCE TRUE
 363             OBJECT_LOCATION ${_gch})
 364
 365         if(ENABLE_CCACHE)
 366             set(_ccache_flag "-fpch-preprocess")
 367         endif()
 368
 369         # Include the gch in the specified source files, skipping the pch file itself
 370         list(REMOVE_ITEM ${_sources} ${_pch})
 371         foreach(_src ${${_sources}})
 372             set_property(SOURCE ${_src} APPEND_STRING PROPERTY COMPILE_FLAGS " ${_ccache_flag} -include ${CMAKE_CURRENT_BINARY_DIR}/${_pch_final_name}")
 373             set_property(SOURCE ${_src} APPEND PROPERTY OBJECT_DEPENDS ${_gch})
 374         endforeach()
 375     endmacro()
 376 else()
 377     macro(add_pch _target _pch _sources)
 378     endmacro()
 379 endif()
 380
 381 function(CreateBootSectorTarget _target_name _asm_file _binary_file _base_address)
 382     set(_object_file ${_binary_file}.o)
 383
 384     add_custom_command(
 385         OUTPUT ${_object_file}
 386         COMMAND ${CMAKE_ASM_COMPILER} -x assembler-with-cpp -o ${_object_file} -I${REACTOS_SOURCE_DIR}/include/asm -I${REACTOS_BINARY_DIR}/include/asm -D__ASM__ -c ${_asm_file}
 387         DEPENDS ${_asm_file})
 388
 389     add_custom_command(
 390         OUTPUT ${_binary_file}
 391         COMMAND native-obj2bin ${_object_file} ${_binary_file} ${_base_address}
 392         # COMMAND objcopy --output-target binary --image-base 0x${_base_address} ${_object_file} ${_binary_file}
 393         DEPENDS ${_object_file} native-obj2bin)
 394
 395     set_source_files_properties(${_object_file} ${_binary_file} PROPERTIES GENERATED TRUE)
 396
 397     add_custom_target(${_target_name} ALL DEPENDS ${_binary_file})
 398
 399 endfunction()
 400
 401 function(allow_warnings __module)
 402     add_target_compile_flags(${__module} "-Wno-error")
 403 endfunction()
 404
 405 macro(add_asm_files _target)
 406     list(APPEND ${_target} ${ARGN})
 407 endmacro()