cmake/gcc.cmake

   1
   2 # Show a note about ccache build
   3 if(CCACHE STREQUAL "ccache")
   4     message("-- Enabling ccache build - done")
   5 endif()
   6
   7 # Compiler Core
   8 add_compile_flags("-pipe -fms-extensions")
   9
  10 # Debugging (Note: DWARF-4 on 4.5.1 when we ship)
  11 # add_compile_flags("-gdwarf-2 -g2 -femit-struct-debug-detailed=none -feliminate-unused-debug-types")
  12 add_compile_flags("-gstabs+")
  13
  14 # Do not allow warnings
  15 add_compile_flags("-Werror")
  16
  17 # For some reason, cmake sets -fPIC, and we don't want it
  18 if(DEFINED CMAKE_SHARED_LIBRARY_ASM_FLAGS)
  19     string(REPLACE "-fPIC" "" CMAKE_SHARED_LIBRARY_ASM_FLAGS ${CMAKE_SHARED_LIBRARY_ASM_FLAGS})
  20 endif()
  21
  22 # Tuning
  23 if(ARCH MATCHES i386)
  24     add_compile_flags("-march=${OARCH} -mtune=${TUNE}")
  25 else()
  26     add_compile_flags("-march=${OARCH}")
  27 endif()
  28
  29 # Warnings
  30 add_compile_flags("-Wall -Wno-char-subscripts -Wpointer-arith -Wno-multichar -Wno-error=uninitialized -Wno-unused-value")
  31
  32 if(ARCH MATCHES amd64)
  33     add_compile_flags("-Wno-format")
  34 elseif(ARCH MATCHES arm)
  35     add_compile_flags("-Wno-attributes")
  36 endif()
  37
  38 # Optimizations
  39 if(OPTIMIZE STREQUAL "1")
  40     add_compile_flags("-Os")
  41 elseif(OPTIMIZE STREQUAL "2")
  42     add_compile_flags("-Os")
  43 elseif(OPTIMIZE STREQUAL "3")
  44     add_compile_flags("-O1")
  45 elseif(OPTIMIZE STREQUAL "4")
  46     add_compile_flags("-O2")
  47 elseif(OPTIMIZE STREQUAL "5")
  48     add_compile_flags("-O3")
  49 endif()
  50
  51 add_compile_flags("-fno-strict-aliasing")
  52
  53 if(ARCH MATCHES i386)
  54     add_compile_flags("-mpreferred-stack-boundary=2 -fno-set-stack-executable -fno-optimize-sibling-calls -fno-omit-frame-pointer")
  55     if(OPTIMIZE STREQUAL "1")
  56         add_compile_flags("-ftracer -momit-leaf-frame-pointer")
  57     endif()
  58 elseif(ARCH MATCHES amd64)
  59     add_compile_flags("-mpreferred-stack-boundary=4")
  60     if(OPTIMIZE STREQUAL "1")
  61         add_compile_flags("-ftracer -momit-leaf-frame-pointer")
  62     endif()
  63 elseif(ARCH MATCHES arm)
  64     if(OPTIMIZE STREQUAL "1")
  65         add_compile_flags("-ftracer")
  66     endif()
  67 endif()
  68
  69 # Other
  70 if(ARCH MATCHES amd64)
  71     add_definitions(-U_X86_ -UWIN32)
  72 elseif(ARCH MATCHES arm)
  73     add_definitions(-U_UNICODE -UUNICODE)
  74     add_definitions(-D__MSVCRT__) # DUBIOUS
  75 endif()
  76
  77 # alternative arch name
  78 if(ARCH MATCHES amd64)
  79     set(ARCH2 x86_64)
  80 else()
  81     set(ARCH2 ${ARCH})
  82 endif()
  83
  84 # Linking
  85 if(ARCH MATCHES i386)
  86     link_directories(${REACTOS_SOURCE_DIR}/importlibs)
  87 endif()
  88
  89 link_directories(${REACTOS_BINARY_DIR}/lib/sdk/crt)
  90
  91 get_target_property(RSYM native-rsym IMPORTED_LOCATION_NOCONFIG)
  92
  93 set(CMAKE_C_LINK_EXECUTABLE
  94     "<CMAKE_C_COMPILER> <CMAKE_C_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>"
  95     "${RSYM} <TARGET> <TARGET>")
  96
  97 set(CMAKE_CXX_LINK_EXECUTABLE
  98     "<CMAKE_CXX_COMPILER> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>"
  99     "${RSYM} <TARGET> <TARGET>")
 100
 101 set(CMAKE_EXE_LINKER_FLAGS "-nostdlib -Wl,--enable-auto-image-base,--disable-auto-import,--disable-stdcall-fixup")
 102
 103 set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS_INIT} -Wl,--disable-stdcall-fixup")
 104
 105 set(CMAKE_C_CREATE_SHARED_LIBRARY
 106     "<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_C_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 107     "${RSYM} <TARGET> <TARGET>")
 108 set(CMAKE_CXX_CREATE_SHARED_LIBRARY
 109     "<CMAKE_CXX_COMPILER> <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 110     "${RSYM} <TARGET> <TARGET>")
 111 set(CMAKE_RC_CREATE_SHARED_LIBRARY
 112     "<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_C_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
 113     "${RSYM} <TARGET> <TARGET>")
 114
 115 SET(CMAKE_C_COMPILE_OBJECT "${CCACHE} <CMAKE_C_COMPILER> <DEFINES> <FLAGS> -o <OBJECT> -c <SOURCE>")
 116 SET(CMAKE_CXX_COMPILE_OBJECT "${CCACHE} <CMAKE_CXX_COMPILER>  <DEFINES> <FLAGS> -o <OBJECT> -c <SOURCE>")
 117 set(CMAKE_ASM_COMPILE_OBJECT "<CMAKE_ASM_COMPILER> -x assembler-with-cpp -o <OBJECT> -I${REACTOS_SOURCE_DIR}/include/asm -I${REACTOS_BINARY_DIR}/include/asm <FLAGS> <DEFINES> -D__ASM__ -c <SOURCE>")
 118
 119 #set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_RC_COMPILER> -i <SOURCE> <CMAKE_C_LINK_FLAGS> <DEFINES> -I${REACTOS_SOURCE_DIR}/include/psdk -I${REACTOS_BINARY_DIR}/include/psdk -I${REACTOS_SOURCE_DIR}/include/ -I${REACTOS_SOURCE_DIR}/include/reactos -I${REACTOS_BINARY_DIR}/include/reactos -I${REACTOS_SOURCE_DIR}/include/reactos/wine -I${REACTOS_SOURCE_DIR}/include/crt -I${REACTOS_SOURCE_DIR}/include/crt/mingw32 -O coff -o <OBJECT>")
 120
 121 # Temporary, until windres issues are fixed
 122 get_target_property(WRC native-wrc IMPORTED_LOCATION_NOCONFIG)
 123 set(CMAKE_RC_COMPILE_OBJECT
 124     "<CMAKE_C_COMPILER> -DRC_INVOKED -D__WIN32__=1 -D__FLAT__=1 <DEFINES> -I${REACTOS_SOURCE_DIR}/include/psdk -I${REACTOS_BINARY_DIR}/include/psdk -I${REACTOS_SOURCE_DIR}/include/ -I${REACTOS_SOURCE_DIR}/include/reactos -I${REACTOS_BINARY_DIR}/include/reactos -I${REACTOS_SOURCE_DIR}/include/reactos/wine -I${REACTOS_SOURCE_DIR}/include/crt -I${REACTOS_SOURCE_DIR}/include/crt/mingw32 -xc -E <SOURCE> -o <OBJECT>"
 125     "${WRC} -i <OBJECT> -o <OBJECT>"
 126     "<CMAKE_RC_COMPILER> -i <OBJECT> -J res -O coff -o <OBJECT>")
 127
 128 # Optional 3rd parameter: stdcall stack bytes
 129 function(set_entrypoint MODULE ENTRYPOINT)
 130     if(${ENTRYPOINT} STREQUAL "0")
 131         add_target_link_flags(${MODULE} "-Wl,-entry,0")
 132     elseif(ARCH MATCHES i386)
 133         set(_entrysymbol _${ENTRYPOINT})
 134         if(${ARGC} GREATER 2)
 135             set(_entrysymbol ${_entrysymbol}@${ARGV2})
 136         endif()
 137         add_target_link_flags(${MODULE} "-Wl,-entry,${_entrysymbol}")
 138     else()
 139         add_target_link_flags(${MODULE} "-Wl,-entry,${ENTRYPOINT}")
 140     endif()
 141 endfunction()
 142
 143 function(set_subsystem MODULE SUBSYSTEM)
 144     add_target_link_flags(${MODULE} "-Wl,--subsystem,${SUBSYSTEM}")
 145 endfunction()
 146
 147 function(set_image_base MODULE IMAGE_BASE)
 148     add_target_link_flags(${MODULE} "-Wl,--image-base,${IMAGE_BASE}")
 149 endfunction()
 150
 151 function(set_module_type_toolchain MODULE TYPE)
 152     if(IS_CPP)
 153         target_link_libraries(${MODULE} -lstdc++ -lsupc++ -lgcc -lmingwex)
 154     endif()
 155
 156     if(${TYPE} STREQUAL kernelmodedriver)
 157         add_target_link_flags(${MODULE} "-Wl,--exclude-all-symbols,-file-alignment=0x1000,-section-alignment=0x1000")
 158     endif()
 159 endfunction()
 160
 161 # Workaround lack of mingw RC support in cmake
 162 function(set_rc_compiler)
 163     get_directory_property(defines COMPILE_DEFINITIONS)
 164     get_directory_property(includes INCLUDE_DIRECTORIES)
 165
 166     foreach(arg ${defines})
 167         set(rc_result_defs "${rc_result_defs} -D${arg}")
 168     endforeach()
 169
 170     foreach(arg ${includes})
 171         set(rc_result_incs "-I${arg} ${rc_result_incs}")
 172     endforeach()
 173
 174     #set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_RC_COMPILER> ${rc_result_defs} ${rc_result_incs} -i <SOURCE> -O coff -o <OBJECT>" PARENT_SCOPE)
 175     set(CMAKE_RC_COMPILE_OBJECT
 176     "<CMAKE_C_COMPILER> -DRC_INVOKED -D__WIN32__=1 -D__FLAT__=1 ${rc_result_defs} -I${CMAKE_CURRENT_SOURCE_DIR} ${rc_result_incs} -xc -E <SOURCE> -o <OBJECT>"
 177     "${WRC} -I${CMAKE_CURRENT_SOURCE_DIR} ${rc_result_incs} -i <OBJECT> -o <OBJECT>"
 178     "<CMAKE_RC_COMPILER> -i <OBJECT> -J res -O coff -o <OBJECT>" PARENT_SCOPE)
 179 endfunction()
 180
 181 function(add_delay_importlibs MODULE)
 182     foreach(LIB ${ARGN})
 183         target_link_libraries(${MODULE} ${CMAKE_BINARY_DIR}/importlibs/lib${LIB}_delayed.a)
 184         add_dependencies(${MODULE} lib${LIB}_delayed)
 185     endforeach()
 186     target_link_libraries(${MODULE} delayimp)
 187 endfunction()
 188
 189 if(NOT ARCH MATCHES i386)
 190     set(DECO_OPTION "-@")
 191 endif()
 192
 193 function(add_importlib_target _exports_file)
 194
 195     get_filename_component(_name ${_exports_file} NAME_WE)
 196     get_filename_component(_extension ${_exports_file} EXT)
 197     get_target_property(_suffix ${_name} SUFFIX)
 198     if(${_suffix} STREQUAL "_suffix-NOTFOUND")
 199         get_target_property(_type ${_name} TYPE)
 200         if(${_type} MATCHES EXECUTABLE)
 201             set(_suffix ".exe")
 202         else()
 203             set(_suffix ".dll")
 204         endif()
 205     endif()
 206
 207     if(${_extension} STREQUAL ".spec")
 208
 209         # Normal importlib creation
 210         add_custom_command(
 211             OUTPUT ${CMAKE_BINARY_DIR}/importlibs/lib${_name}.a
 212             COMMAND native-spec2def -n=${_name}${_suffix} -a=${ARCH2} -d=${CMAKE_CURRENT_BINARY_DIR}/${_name}_implib.def ${CMAKE_CURRENT_SOURCE_DIR}/${_exports_file}
 213             COMMAND ${CMAKE_DLLTOOL} --def ${CMAKE_CURRENT_BINARY_DIR}/${_name}_implib.def --kill-at --output-lib=${CMAKE_BINARY_DIR}/importlibs/lib${_name}.a
 214             DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${_exports_file} native-spec2def)
 215
 216         # Delayed importlib creation
 217         add_custom_command(
 218             OUTPUT ${CMAKE_BINARY_DIR}/importlibs/lib${_name}_delayed.a
 219             COMMAND native-spec2def -n=${_name}${_suffix} -a=${ARCH2} -d=${CMAKE_CURRENT_BINARY_DIR}/${_name}_delayed_implib.def ${CMAKE_CURRENT_SOURCE_DIR}/${_exports_file}
 220             COMMAND ${CMAKE_DLLTOOL} --def ${CMAKE_CURRENT_BINARY_DIR}/${_name}_delayed_implib.def --kill-at --output-delaylib ${CMAKE_BINARY_DIR}/importlibs/lib${_name}_delayed.a
 221             DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${_exports_file} native-spec2def)
 222
 223     elseif(${_extension} STREQUAL ".def")
 224         message("Use of def files for import libs is deprecated: ${_exports_file}")
 225         add_custom_command(
 226             OUTPUT ${CMAKE_BINARY_DIR}/importlibs/lib${_name}.a
 227             COMMAND ${CMAKE_DLLTOOL} --def ${CMAKE_CURRENT_SOURCE_DIR}/${_exports_file} --kill-at --output-lib=${CMAKE_BINARY_DIR}/importlibs/lib${_name}.a
 228             DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${_exports_file})
 229         add_custom_command(
 230             OUTPUT ${CMAKE_BINARY_DIR}/importlibs/lib${_name}_delayed.a
 231             COMMAND ${CMAKE_DLLTOOL} --def ${CMAKE_CURRENT_SOURCE_DIR}/${_exports_file} --kill-at --output-delaylib ${CMAKE_BINARY_DIR}/importlibs/lib${_name}_delayed.a
 232             DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${_exports_file})
 233     else()
 234         message(FATAL_ERROR "Unsupported exports file extension: ${_extension}")
 235     endif()
 236
 237     # Normal importlib target
 238     add_custom_target(
 239         lib${_name}
 240         DEPENDS ${CMAKE_BINARY_DIR}/importlibs/lib${_name}.a)
 241     # Delayed importlib target
 242     add_custom_target(
 243         lib${_name}_delayed
 244         DEPENDS ${CMAKE_BINARY_DIR}/importlibs/lib${_name}_delayed.a)
 245
 246 endfunction()
 247
 248 function(spec2def _dllname _spec_file)
 249
 250     if(${ARGC} GREATER 2)
 251         set(_file ${ARGV2})
 252     else()
 253         get_filename_component(_file ${_spec_file} NAME_WE)
 254     endif()
 255
 256     add_custom_command(
 257         OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${_file}.def ${CMAKE_CURRENT_BINARY_DIR}/${_file}_stubs.c
 258         COMMAND native-spec2def -n=${_dllname} --kill-at -a=${ARCH2} -d=${CMAKE_CURRENT_BINARY_DIR}/${_file}.def -s=${CMAKE_CURRENT_BINARY_DIR}/${_file}_stubs.c ${CMAKE_CURRENT_SOURCE_DIR}/${_spec_file}
 259         DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${_spec_file} native-spec2def)
 260     set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${_file}.def
 261         PROPERTIES GENERATED TRUE EXTERNAL_OBJECT TRUE)
 262     set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/${_file}_stubs.c PROPERTIES GENERATED TRUE)
 263 endfunction()
 264
 265 macro(macro_mc FLAG FILE)
 266     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)
 267 endmacro()
 268
 269 #pseh lib, needed with mingw
 270 set(PSEH_LIB "pseh")
 271
 272 # Macros
 273 if(PCH)
 274     macro(_PCH_GET_COMPILE_FLAGS _target_name _out_compile_flags _header_filename)
 275         # Add the precompiled header to the build
 276         get_filename_component(_FILE ${_header_filename} NAME)
 277         set(_gch_filename "${_FILE}.gch")
 278         list(APPEND ${_out_compile_flags} -c ${_header_filename} -o ${_gch_filename})
 279
 280         # This gets us our includes
 281         get_directory_property(DIRINC INCLUDE_DIRECTORIES)
 282         foreach(item ${DIRINC})
 283             list(APPEND ${_out_compile_flags} -I${item})
 284         endforeach()
 285
 286         # This our definitions
 287         get_directory_property(_compiler_flags DEFINITIONS)
 288         list(APPEND ${_out_compile_flags} ${_compiler_flags})
 289
 290         # This gets any specific definitions that were added with set-target-property
 291         get_target_property(_target_defs ${_target_name} COMPILE_DEFINITIONS)
 292         if(_target_defs)
 293             foreach(item ${_target_defs})
 294                 list(APPEND ${_out_compile_flags} -D${item})
 295             endforeach()
 296         endif()
 297
 298         if(IS_CPP)
 299             list(APPEND ${_out_compile_flags} ${CMAKE_CXX_FLAGS})
 300         else()
 301             list(APPEND ${_out_compile_flags} ${CMAKE_C_FLAGS})
 302         endif()
 303
 304         separate_arguments(${_out_compile_flags})
 305     endmacro()
 306
 307     macro(add_pch _target_name _FILE)
 308         set(_header_filename ${CMAKE_CURRENT_SOURCE_DIR}/${_FILE})
 309         get_filename_component(_basename ${_FILE} NAME)
 310         set(_gch_filename ${_basename}.gch)
 311         _PCH_GET_COMPILE_FLAGS(${_target_name} _args ${_header_filename})
 312
 313         if(IS_CPP)
 314             set(__lang CXX)
 315             set(__compiler ${CCACHE} ${CMAKE_CXX_COMPILER} ${CMAKE_CXX_COMPILER_ARG1})
 316         else()
 317             set(__lang C)
 318             set(__compiler ${CCACHE} ${CMAKE_C_COMPILER} ${CMAKE_C_COMPILER_ARG1})
 319         endif()
 320
 321         add_custom_command(OUTPUT ${_gch_filename}
 322             COMMAND ${__compiler} ${_args}
 323             IMPLICIT_DEPENDS ${__lang} ${_header_filename}
 324             DEPENDS ${_header_filename} ${ARGN})
 325         get_target_property(_src_files ${_target_name} SOURCES)
 326         add_target_compile_flags(${_target_name} "-fpch-preprocess -Winvalid-pch -Wno-error=invalid-pch")
 327         foreach(_item in ${_src_files})
 328             get_source_file_property(__src_lang ${_item} LANGUAGE)
 329             if(__src_lang STREQUAL __lang)
 330                 set_source_files_properties(${_item} PROPERTIES OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${_gch_filename})
 331             endif()
 332         endforeach()
 333         #set dependency checking : depends on precompiled header only which already depends on deeper header
 334         set_target_properties(${_target_name} PROPERTIES IMPLICIT_DEPENDS_INCLUDE_TRANSFORM "\"${_basename}\"=;<${_basename}>=")
 335     endmacro()
 336 else()
 337     macro(add_pch _target_name _FILE)
 338     endmacro()
 339 endif()
 340
 341 function(CreateBootSectorTarget _target_name _asm_file _object_file _base_address)
 342     get_filename_component(OBJECT_PATH ${_object_file} PATH)
 343     get_filename_component(OBJECT_NAME ${_object_file} NAME)
 344     file(MAKE_DIRECTORY ${OBJECT_PATH})
 345     get_directory_property(defines COMPILE_DEFINITIONS)
 346     get_directory_property(includes INCLUDE_DIRECTORIES)
 347
 348     foreach(arg ${defines})
 349         set(result_defs ${result_defs} -D${arg})
 350     endforeach()
 351
 352     foreach(arg ${includes})
 353         set(result_incs -I${arg} ${result_incs})
 354     endforeach()
 355
 356     add_custom_command(
 357         OUTPUT ${_object_file}
 358         COMMAND nasm -o ${_object_file} ${result_incs} ${result_defs} -f bin ${_asm_file}
 359         DEPENDS ${_asm_file})
 360     set_source_files_properties(${_object_file} PROPERTIES GENERATED TRUE)
 361     add_custom_target(${_target_name} ALL DEPENDS ${_object_file})
 362 endfunction()
 363
 364 function(CreateBootSectorTarget2 _target_name _asm_file _binary_file _base_address)
 365     set(_object_file ${_binary_file}.o)
 366
 367     add_custom_command(
 368         OUTPUT ${_object_file}
 369         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}
 370         DEPENDS ${_asm_file})
 371
 372     add_custom_command(
 373         OUTPUT ${_binary_file}
 374         COMMAND native-obj2bin ${_object_file} ${_binary_file} ${_base_address}
 375         # COMMAND objcopy --output-target binary --image-base 0x${_base_address} ${_object_file} ${_binary_file}
 376         DEPENDS ${_object_file} native-obj2bin)
 377
 378     set_source_files_properties(${_object_file} ${_binary_file} PROPERTIES GENERATED TRUE)
 379
 380     add_custom_target(${_target_name} ALL DEPENDS ${_binary_file})
 381
 382 endfunction()
 383
 384 function(allow_warnings __module)
 385     add_target_compile_flags(${__module} "-Wno-error")
 386 endfunction()