1rule ArchitectureSetup architecture 2{ 3 # ArchitectureSetup <architecture> ; 4 # 5 # Initializes all global packaging architecture dependent variables for the 6 # given packaging architecture. Also sets HAIKU_ARCH (to the primary 7 # architecture), if this is the first invocation of the rule, and adds 8 # the architecture to HAIKU_ARCHS, if not yet contained. 9 10 # analyze GCC version 11 local gccVersion 12 = [ FAnalyzeGCCVersion HAIKU_GCC_RAW_VERSION_$(architecture) ] ; 13 HAIKU_GCC_VERSION_$(architecture) = $(gccVersion) ; 14 15 # enable GCC -pipe option, if requested 16 local ccBaseFlags ; 17 if $(HAIKU_USE_GCC_PIPE) = 1 { 18 ccBaseFlags = -pipe ; 19 } 20 21 if $(gccVersion[1]) >= 3 { 22 # disable strict aliasing on anything newer than gcc 2 as it may lead to 23 # unexpected results. 24 # TODO: remove the -fno-strict-aliasing option when all code has been 25 # analyzed/fixed with regard to aliasing. 26 ccBaseFlags += -fno-strict-aliasing ; 27 28 # Without this flag, GCC deletes many null-pointer checks that are 29 # technically undefined behavior (e.g. passing NULL to strdup, among 30 # others), which breaks both the kernel and various applications. See: 31 # - https://freelists.org/post/haiku-development/hrev45320-Yet-another-nonobvious-effect-of-ftreevrp-optimization 32 # - https://dev.haiku-os.org/ticket/13285#comment:8 (& subsequent comments) 33 # - https://dev.haiku-os.org/ticket/10803#comment:4 (& subsequent comments) 34 # Note that the Linux also does the same: 35 # - https://github.com/torvalds/linux/commit/a3ca86aea507904 36 ccBaseFlags += -fno-delete-null-pointer-checks ; 37 38 # disable some builtins that are incompatible with our definitions 39 ccBaseFlags += -fno-builtin-fork -fno-builtin-vfork ; 40 } 41 42 # default architecture tuning 43 local cpu = $(HAIKU_CPU_$(architecture)) ; 44 local archFlags ; 45 switch $(cpu) { 46 case ppc : archFlags += -mcpu=440fp ; 47 case arm : archFlags += -march=armv7-a -mfloat-abi=hard ; 48 case x86 : archFlags += -march=pentium ; 49 } 50 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 51 # TODO: These should be included in Clang's compiler specs. 52 ccBaseFlags += -fPIC ; 53 HAIKU_LINKFLAGS_$(architecture) += -shared ; 54 } 55 ccBaseFlags += $(archFlags) ; 56 57 # activating graphite optimizations 58 if $(HAIKU_USE_GCC_GRAPHITE_$(architecture)) = 1 { 59 ccBaseFlags += -floop-nest-optimize -fgraphite-identity ; 60 } 61 62 # initial state for flags etc. 63 HAIKU_C++_$(architecture) ?= $(HAIKU_CC_$(architecture)) ; 64 HAIKU_LINK_$(architecture) ?= $(HAIKU_CC_$(architecture)) ; 65 66 HAIKU_CCFLAGS_$(architecture) += $(ccBaseFlags) -nostdinc ; 67 HAIKU_C++FLAGS_$(architecture) += $(ccBaseFlags) -nostdinc ; 68 HAIKU_LINKFLAGS_$(architecture) += $(ccBaseFlags) ; 69 HAIKU_ASFLAGS_$(architecture) += $(archFlags) -nostdinc ; 70 71 # strip is required 72 if ! $(HAIKU_STRIP_$(architecture)) { 73 Exit "HAIKU_STRIP_$(architecture) not set. Please re-run configure." ; 74 } 75 76 HAIKU_ARCH_$(architecture) = $(cpu) ; 77 HAIKU_ARCH ?= $(cpu) ; 78 # Set only, if not set yet. This way HAIKU_ARCH is set to the primary 79 # architecture. 80 if ! $(cpu) in $(HAIKU_ARCHS) { 81 HAIKU_ARCHS += $(cpu) ; 82 } 83 HAIKU_DEFINES_$(architecture) += ARCH_$(cpu) ; 84 85 # directories 86 HAIKU_ARCH_OBJECT_DIR_$(architecture) 87 = [ FDirName $(HAIKU_OBJECT_BASE_DIR) $(architecture) ] ; 88 HAIKU_COMMON_DEBUG_OBJECT_DIR_$(architecture) 89 = [ FDirName $(HAIKU_ARCH_OBJECT_DIR_$(architecture)) common ] ; 90 HAIKU_DEBUG_0_OBJECT_DIR_$(architecture) 91 = [ FDirName $(HAIKU_ARCH_OBJECT_DIR_$(architecture)) release ] ; 92 93 local level ; 94 for level in $(HAIKU_DEBUG_LEVELS[2-]) { 95 HAIKU_DEBUG_$(level)_OBJECT_DIR_$(architecture) 96 = [ FDirName $(HAIKU_ARCH_OBJECT_DIR_$(architecture)) 97 debug_$(level) ] ; 98 } 99 100 # set variables for gcc header options 101 SetIncludePropertiesVariables HAIKU : _$(architecture) ; 102 103 # warning flags 104 HAIKU_WARNING_CCFLAGS_$(architecture) = -Wall 105 -Wno-multichar 106 -Wpointer-arith -Wsign-compare 107 -Wmissing-prototypes ; 108 HAIKU_WARNING_C++FLAGS_$(architecture) = -Wall 109 -Wno-multichar 110 -Wpointer-arith -Wsign-compare 111 -Wno-ctor-dtor-privacy -Woverloaded-virtual ; 112 113 # disable some Clang warnings that are not very useful 114 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 115 HAIKU_WARNING_CCFLAGS_$(architecture) += -Wno-address-of-packed-member 116 -Wno-unused-private-field -Wno-cast-align -Wno-gnu-designator 117 -Wno-builtin-requires-header ; 118 HAIKU_WARNING_C++FLAGS_$(architecture) += -Wno-address-of-packed-member 119 -Wno-unused-private-field -Wno-cast-align -Wno-gnu-designator 120 -Wno-builtin-requires-header ; 121 } 122 123 HAIKU_WERROR_FLAGS_$(architecture) = ; 124 125 if $(gccVersion[1]) >= 4 { 126 # TODO: Remove all these. 127 HAIKU_WERROR_FLAGS_$(architecture) += -Wno-error=unused-but-set-variable 128 -Wno-error=deprecated -Wno-error=deprecated-declarations 129 -Wno-error=cpp -Wno-error=trigraphs ; 130 # But these can stay. 131 HAIKU_WERROR_FLAGS_$(architecture) += -Wno-error=cast-align 132 -Wno-error=format-truncation ; 133 } 134 135 # debug flags 136 local debugFlags = -ggdb ; 137 138 # debug 0: suppress asserts 139 HAIKU_DEBUG_0_CCFLAGS_$(architecture) = [ FDefines NDEBUG=$(NDEBUG) ] ; 140 HAIKU_DEBUG_0_C++FLAGS_$(architecture) = [ FDefines NDEBUG=$(NDEBUG) ] ; 141 142 local level ; 143 for level in $(HAIKU_DEBUG_LEVELS[2-]) { 144 local flags = $(debugFlags) [ FDefines DEBUG=$(level) ] ; 145 HAIKU_DEBUG_$(level)_CCFLAGS_$(architecture) = $(flags) ; 146 HAIKU_DEBUG_$(level)_C++FLAGS_$(architecture) = $(flags) ; 147 } 148 149 # TODO: Temporary work-around. Should be defined in the compiler specs 150 HAIKU_LINKFLAGS_$(architecture) += -Xlinker --no-undefined ; 151 152 if $(gccVersion[1]) < 3 { 153 HAIKU_DEFINES_$(architecture) += _BEOS_R5_COMPATIBLE_ ; 154 } 155 156 # private shared kernel/libroot headers 157 HAIKU_PRIVATE_SYSTEM_HEADERS_$(architecture) 158 = [ PrivateHeaders $(DOT) system system/arch/$(cpu) ] ; 159 160 # library and executable glue code 161 local commonGlueCode = 162 <src!system!glue!$(architecture)>init_term_dyn.o 163 <src!system!glue!arch!$(cpu)!$(architecture)>crti.o 164 <src!system!glue!arch!$(cpu)!$(architecture)>crtn.o 165 ; 166 HAIKU_LIBRARY_BEGIN_GLUE_CODE_$(architecture) = 167 <src!system!glue!arch!$(cpu)!$(architecture)>crti.o 168 <$(architecture)>crtbeginS.o 169 <src!system!glue!$(architecture)>init_term_dyn.o 170 ; 171 HAIKU_LIBRARY_END_GLUE_CODE_$(architecture) = 172 <$(architecture)>crtendS.o 173 <src!system!glue!arch!$(cpu)!$(architecture)>crtn.o 174 ; 175 HAIKU_EXECUTABLE_BEGIN_GLUE_CODE_$(architecture) = 176 <src!system!glue!arch!$(cpu)!$(architecture)>crti.o 177 <$(architecture)>crtbeginS.o 178 <src!system!glue!$(architecture)>start_dyn.o 179 <src!system!glue!$(architecture)>init_term_dyn.o 180 ; 181 HAIKU_EXECUTABLE_END_GLUE_CODE_$(architecture) 182 = $(HAIKU_LIBRARY_END_GLUE_CODE_$(architecture)) ; 183 184 SEARCH on <$(architecture)>crtbeginS.o <$(architecture)>crtendS.o 185 = $(HAIKU_GCC_LIB_DIR_$(architecture)) ; 186 187 # init library name map 188 local libraryGrist = "" ; 189 if $(architecture) != $(HAIKU_PACKAGING_ARCHS[1]) { 190 libraryGrist = $(architecture) ; 191 } 192 local i ; 193 for i in be bnetapi debug device game locale mail media midi midi2 194 network package root screensaver textencoding tracker 195 translation z { 196 local library = lib$(i).so ; 197 HAIKU_LIBRARY_NAME_MAP_$(architecture)_$(i) 198 = $(library:G=$(libraryGrist)) ; 199 } 200 HAIKU_LIBRARY_NAME_MAP_$(architecture)_localestub 201 = <$(architecture)>liblocalestub.a ; 202 HAIKU_LIBRARY_NAME_MAP_$(architecture)_shared 203 = <$(architecture)>libshared.a ; 204 if $(architecture) = $(HAIKU_PACKAGING_ARCHS[1]) { 205 HAIKU_LIBRARY_NAME_MAP_$(architecture)_input_server 206 = <nogrist>input_server ; 207 } else { 208 HAIKU_LIBRARY_NAME_MAP_$(architecture)_input_server 209 = <$(architecture)>input_server ; 210 } 211} 212 213 214rule KernelArchitectureSetup architecture 215{ 216 # KernelArchitectureSetup <architecture> ; 217 # 218 # Initializes the global kernel and boot loader related variables. Those 219 # don't have a packaging architecture suffix, since they are only set for 220 # the primary packaging architecture. <architecture> is the primary 221 # packaging architecture (supplied for convenience). 222 223 HAIKU_KERNEL_ARCH = $(HAIKU_ARCH) ; 224 225 local gccVersion = $(HAIKU_GCC_VERSION_$(architecture)) ; 226 local cpu = $(HAIKU_CPU_$(architecture)) ; 227 228 switch $(cpu) { 229 case ppc : 230 HAIKU_KERNEL_PLATFORM ?= openfirmware ; 231 HAIKU_BOOT_TARGETS += openfirmware ; 232 233 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; # in kB 234 # offset in floppy image (>= sizeof(haiku_loader)) 235 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 384 ; # in kB 236 237 case sparc : 238 HAIKU_KERNEL_PLATFORM ?= openfirmware ; 239 HAIKU_BOOT_TARGETS += openfirmware ; 240 241 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; # in kB 242 # offset in floppy image (>= sizeof(haiku_loader)) 243 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 384 ; # in kB 244 245 case arm : 246 HAIKU_KERNEL_PLATFORM ?= efi ; 247 HAIKU_BOOT_TARGETS += efi ; 248 249 HAIKU_BOOT_SDIMAGE_SIZE ?= 32 ; 250 # SOC's like allwinner need an offset to skip the hardcoded initial loader 251 HAIKU_BOOT_SDIMAGE_BEGIN = 40950 ; # 512-byte sectors (divisible by 63) 252 253 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; 254 # offset in floppy image (>= sizeof(haiku_loader)) 255 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - unused yet 256 HAIKU_BOOT_LOADER_BASE ?= 0x1000000 ; 257 258 case arm64 : 259 HAIKU_KERNEL_PLATFORM ?= efi ; 260 HAIKU_BOOT_TARGETS += efi ; 261 262 HAIKU_BOOT_SDIMAGE_SIZE ?= 32 ; 263 # SOC's like allwinner need an offset to skip the hardcoded initial loader 264 HAIKU_BOOT_SDIMAGE_BEGIN = 40950 ; # 512-byte sectors (divisible by 63) 265 266 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; 267 # offset in floppy image (>= sizeof(haiku_loader)) 268 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - unused yet 269 HAIKU_BOOT_LOADER_BASE ?= 0x1000000 ; 270 271 case x86 : 272 HAIKU_KERNEL_PLATFORM ?= bios_ia32 ; 273 HAIKU_BOOT_TARGETS += bios_ia32 pxe_ia32 ; 274 HAIKU_ANYBOOT_LEGACY = 1 ; 275 276 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 2880 ; # in kB 277 # offset in floppy image (>= sizeof(haiku_loader)) 278 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 320 ; # in kB 279 280 # nasm is required for target arch x86 281 if ! $(HAIKU_NASM) { 282 Exit "HAIKU_NASM not set. Please re-run configure." ; 283 } 284 285 case riscv64 : 286 HAIKU_KERNEL_PLATFORM ?= efi ; 287 HAIKU_BOOT_TARGETS += efi ; 288 289 HAIKU_BOOT_SDIMAGE_SIZE ?= 128 ; 290 # SOC's like allwinner need an offset to skip the hardcoded initial loader 291 HAIKU_BOOT_SDIMAGE_BEGIN = 40950 ; # 512-byte sectors (divisible by 63) 292 293 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; 294 # offset in floppy image (>= sizeof(haiku_loader)) 295 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - unused yet 296 HAIKU_BOOT_LOADER_BASE ?= 0x1000000 ; 297 298 case x86_64 : 299 # x86_64 completely shares the x86 bootloader for MBR. 300 HAIKU_KERNEL_PLATFORM ?= bios_ia32 ; 301 HAIKU_BOOT_TARGETS += bios_ia32 efi pxe_ia32 ; 302 303 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 2880 ; # in kB 304 # offset in floppy image (>= sizeof(haiku_loader)) 305 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 320 ; # in kB 306 307 # x86_64 kernel source is under arch/x86. 308 HAIKU_KERNEL_ARCH = x86 ; 309 310 # nasm is required for target arch x86_64 311 if ! $(HAIKU_NASM) { 312 Exit "HAIKU_NASM not set. Please re-run configure." ; 313 } 314 315 case m68k : 316 HAIKU_KERNEL_PLATFORM ?= atari_m68k ; 317 HAIKU_BOOT_TARGETS += amiga_m68k atari_m68k ; 318 switch $(HAIKU_KERNEL_PLATFORM) { 319 case atari_m68k : 320 { 321 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; # in kB 322 } 323 case amiga_m68k : 324 { 325 # for now we have trouble reading from double-sided images 326 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 880 ; # in kB 327 } 328 } 329 # offset in floppy image (>= sizeof(haiku_loader)) 330 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 260 ; # in kB 331 HAIKU_CONTAINER_STRIP_EXECUTABLES on 332 $(HAIKU_FLOPPY_BOOT_IMAGE_CONTAINER_NAME) = 1 ; 333 334 case * : 335 Exit "Currently unsupported target CPU:" $(cpu) ; 336 } 337 338 # private kernel headers to be used when compiling kernel code 339 HAIKU_PRIVATE_KERNEL_HEADERS = 340 [ PrivateHeaders $(DOT) kernel libroot shared 341 kernel/boot/platform/$(HAIKU_KERNEL_PLATFORM) ] 342 [ ArchHeaders $(HAIKU_KERNEL_ARCH) ] 343 [ FDirName $(HAIKU_COMMON_DEBUG_OBJECT_DIR_$(architecture)) system 344 kernel ] 345 $(HAIKU_PRIVATE_SYSTEM_HEADERS_$(architecture)) 346 ; 347 348 # C/C++ flags 349 local ccBaseFlags = -finline -fno-builtin ; 350 351 if $(gccVersion[1]) >= 4 { 352 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 353 # Clang does not yet understand this flag. 354 ccBaseFlags += -fno-semantic-interposition ; 355 } 356 357 ccBaseFlags += -ffreestanding ; 358 } 359 360 local c++BaseFlags = $(ccBaseFlags) -fno-exceptions ; 361 362 if $(gccVersion[1]) >= 3 && $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 363 c++BaseFlags += -fno-use-cxa-atexit ; 364 } 365 366 HAIKU_KERNEL_CCFLAGS = $(HAIKU_CCFLAGS_$(architecture)) $(ccBaseFlags) ; 367 HAIKU_KERNEL_C++FLAGS = $(HAIKU_C++FLAGS_$(architecture)) $(c++BaseFlags) ; 368 HAIKU_KERNEL_PIC_CCFLAGS = ; 369 HAIKU_KERNEL_PIC_LINKFLAGS = ; 370 HAIKU_KERNEL_ADDON_LINKFLAGS = ; 371 372 # Common boot-related cflags which apply to all loaders 373 HAIKU_BOOT_CCFLAGS = $(HAIKU_CCFLAGS_$(architecture)) $(ccBaseFlags) ; 374 HAIKU_BOOT_C++FLAGS = $(HAIKU_C++FLAGS_$(architecture)) $(c++BaseFlags) ; 375 HAIKU_BOOT_LINKFLAGS = ; 376 HAIKU_BOOT_LDFLAGS = -Bstatic ; 377 378 # Remove -fPIC and other unwanted options from the BOOT flags (they are sometimes 379 # added to force PIC in general.) 380 local fixedBootCCFlags ; 381 local fixedBootC++Flags ; 382 for flag in $(HAIKU_BOOT_CCFLAGS) { 383 if $(flag) = "-fpic" || $(flag) = "-fPIC" { 384 continue ; 385 } 386 fixedBootCCFlags += $(flag) ; 387 } 388 for flag in $(HAIKU_BOOT_C++FLAGS) { 389 if $(flag) = "-fpic" || $(flag) = "-fPIC" { 390 continue ; 391 } 392 fixedBootC++Flags += $(flag) ; 393 } 394 HAIKU_BOOT_CCFLAGS = $(fixedBootCCFlags) ; 395 HAIKU_BOOT_C++FLAGS = $(fixedBootC++Flags) ; 396 397 # Any special kernel base addresses 398 if $(HAIKU_BOOT_LOADER_BASE) { 399 HAIKU_BOOT_LDFLAGS += 400 --defsym BOOT_LOADER_BASE=$(HAIKU_BOOT_LOADER_BASE) ; 401 } 402 403 switch $(cpu) { 404 case arm : 405 # Workaround for ld using 32k for alignment despite forcing it in the config... 406 # should definitely not be needed! 407 HAIKU_KERNEL_LINKFLAGS += 408 -Wl,-z -Wl,max-page-size=0x1000 409 -Wl,-z -Wl,common-page-size=0x1000 ; 410 411 case arm64 : 412 # Workaround for ld using 32k for alignment despite forcing it in the config... 413 # should definitely not be needed! 414 HAIKU_KERNEL_LINKFLAGS += 415 -Wl,-z -Wl,max-page-size=0x1000 416 -Wl,-z -Wl,common-page-size=0x1000 ; 417 418 HAIKU_KERNEL_PIC_CCFLAGS = -fPIC ; 419 HAIKU_KERNEL_PIC_LINKFLAGS = -shared -fPIC ; 420 421 case ppc : 422 # Build a position independent PPC kernel. We need to be able to 423 # relocate the kernel, since the virtual address space layout at 424 # boot time is not fixed. 425 HAIKU_KERNEL_PIC_CCFLAGS = -fPIE ; 426 HAIKU_KERNEL_PIC_LINKFLAGS = -shared -fPIE ; 427 428 case m68k : 429 # We don't want to have to handle emulating missing FPU opcodes for 430 # 040 and 060 in the kernel. 431 HAIKU_KERNEL_CCFLAGS += -mtune=68020-60 ; 432 HAIKU_KERNEL_C++FLAGS += -mtune=68020-60 ; 433 434 case riscv64 : 435 # Kernel lives within any single 2 GiB address space. 436 # Default is medlow (-2GiB / +2GiB) 437 HAIKU_KERNEL_CCFLAGS += -mcmodel=medany ; 438 HAIKU_KERNEL_C++FLAGS += -mcmodel=medany ; 439 440 case x86 : 441 HAIKU_KERNEL_PIC_CCFLAGS = -fno-pic ; 442 HAIKU_KERNEL_CCFLAGS += -march=pentium ; 443 HAIKU_KERNEL_C++FLAGS += -march=pentium ; 444 445 case x86_64 : 446 # Kernel lives in the top 2GB of the address space, use kernel code 447 # model. 448 HAIKU_KERNEL_PIC_CCFLAGS = -fno-pic -mcmodel=kernel ; 449 450 # Disable the red zone, which cannot be used in kernel code due to 451 # interrupts, and always enable the frame pointer so stack traces 452 # are correct. 453 HAIKU_KERNEL_CCFLAGS += -mno-red-zone -fno-omit-frame-pointer ; 454 HAIKU_KERNEL_C++FLAGS += -mno-red-zone -fno-omit-frame-pointer ; 455 HAIKU_KERNEL_PIC_LINKFLAGS += -z max-page-size=0x1000 ; 456 HAIKU_KERNEL_ADDON_LINKFLAGS += -z max-page-size=0x1000 ; 457 458 if x86 in $(HAIKU_ARCHS[2-]) || x86_gcc2 in $(HAIKU_ARCHS[2-]) { 459 Echo "Enable kernel ia32 compatibility" ; 460 HAIKU_KERNEL_DEFINES += _COMPAT_MODE ; 461 HAIKU_KERNEL_COMPAT_MODE = 1 ; 462 } 463 } 464 465 # bootloader-centric flags 466 local bootTarget ; 467 for bootTarget in $(HAIKU_BOOT_TARGETS) { 468 switch $(bootTarget) { 469 case efi : 470 # efi bootloader is PIC 471 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fpic -fno-stack-protector 472 -fPIC -fshort-wchar -Wno-error=unused-variable -Wno-error=main ; 473 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fpic -fno-stack-protector 474 -fPIC -fshort-wchar -Wno-error=unused-variable -Wno-error=main ; 475 switch $(cpu) { 476 case x86 : 477 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 478 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -maccumulate-outgoing-args ; 479 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -maccumulate-outgoing-args ; 480 } 481 case x86_64 : 482 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -mno-red-zone ; 483 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -mno-red-zone ; 484 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 485 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -maccumulate-outgoing-args ; 486 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -maccumulate-outgoing-args ; 487 } 488 } 489 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS = -Bstatic -Bsymbolic 490 -nostdlib -znocombreloc -no-undefined ; 491 case bios_ia32 : 492 # bios_ia32 is non-PIC 493 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -march=pentium ; 494 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -march=pentium ; 495 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 496 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386 ; 497 } else { 498 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386_haiku ; 499 } 500 if $(gccVersion[1]) >= 3 { 501 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -Wno-error=main -m32 ; 502 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -Wno-error=main -m32 ; 503 } 504 case pxe_ia32 : 505 # pxe_ia32 is non-PIC 506 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -march=pentium ; 507 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -march=pentium ; 508 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 509 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386 ; 510 } else { 511 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386_haiku ; 512 } 513 if $(gccVersion[1]) >= 3 { 514 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -Wno-error=main -m32 ; 515 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -Wno-error=main -m32 ; 516 } 517 case * : 518 # all other bootloaders are non-PIC 519 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -Wno-error=main ; 520 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -Wno-error=main ; 521 } 522 } 523 524 # warning flags 525 HAIKU_KERNEL_WARNING_CCFLAGS = $(HAIKU_WARNING_CCFLAGS_$(architecture)) ; 526 HAIKU_KERNEL_WARNING_C++FLAGS = $(HAIKU_WARNING_C++FLAGS_$(architecture)) ; 527 528 # debug flags 529 local level ; 530 for level in $(HAIKU_DEBUG_LEVELS) { 531 local flags = $(HAIKU_DEBUG_FLAGS) [ FDefines DEBUG=$(level) ] ; 532 HAIKU_KERNEL_DEBUG_$(level)_CCFLAGS 533 = $(HAIKU_DEBUG_$(level)_CCFLAGS_$(architecture)) ; 534 HAIKU_KERNEL_DEBUG_$(level)_C++FLAGS 535 = $(HAIKU_DEBUG_$(level)_C++FLAGS_$(architecture)) ; 536 } 537 538 # defines 539 HAIKU_KERNEL_DEFINES += _KERNEL_MODE ; 540 541 HAIKU_DEFINES_$(architecture) 542 += BOOT_ARCHIVE_IMAGE_OFFSET=$(HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET) ; 543 # TODO: That doesn't need to be a general define. It's just needed for 544 # compiling (part of) the boot loader. 545 546 # kernel add-on glue code 547 HAIKU_KERNEL_ADDON_BEGIN_GLUE_CODE = <$(architecture)>crtbeginS.o 548 <src!system!glue!$(architecture)>haiku_version_glue.o ; 549 HAIKU_KERNEL_ADDON_END_GLUE_CODE = <$(architecture)>crtendS.o ; 550} 551 552 553rule ArchitectureSetupWarnings architecture 554{ 555 # ArchitectureSetupWarnings <architecture> ; 556 # 557 # Sets up compiler warnings and error flags for various subdirectories for 558 # the given packaging architecture. 559 560 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 561 AppendToConfigVar CCFLAGS : 562 HAIKU_TOP src system libroot posix glibc : 563 -fgnu89-inline -fheinous-gnu-extensions : global ; 564 } 565 566 local cpu = $(HAIKU_CPU_$(architecture)) ; 567 switch $(cpu) { 568 case arm : 569 return ; 570 # we use #warning as placeholders for things to write... 571 case m68k : 572 return ; 573 # we use #warning as placeholders for things to write... 574 case ppc : 575 return ; 576 # we use #warning as placeholders for things to write... 577 } 578 579 # enable -Werror for certain parts of the source tree 580 HAIKU_WERROR_ARCH = $(architecture) ; 581 582 rule EnableWerror dirTokens : scope { 583 # Clang gives way more warnings than GCC, so that code won't compile 584 # with -Werror when using Clang. 585 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 586 SetConfigVar WARNINGS : HAIKU_TOP $(dirTokens) : treatAsErrors 587 : $(scope) ; 588 } 589 } 590 591 # Work-around for GCC 2 problem -- despite -Wno-multichar it reports 592 # multichar warnings in headers/private/kernel/debugger_keymaps.h included 593 # by src/system/kernel/arch/x86/arch_debug_console.cpp. 594 local gccVersion = $(HAIKU_GCC_VERSION_$(architecture)) ; 595 if $(gccVersion[1]) = 2 { 596 local file = <src!system!kernel!arch!x86>arch_debug_console.o ; 597 WARNINGS on $(file) = $(WARNINGS) ; 598 } 599 600 EnableWerror src add-ons accelerants ; 601 EnableWerror src add-ons bluetooth ; 602 EnableWerror src add-ons decorators ; 603 EnableWerror src add-ons disk_systems ; 604 EnableWerror src add-ons input_server devices ; 605 EnableWerror src add-ons input_server filters ; 606# EnableWerror src add-ons input_server methods pen ; 607 EnableWerror src add-ons input_server methods t9 ; 608 EnableWerror src add-ons kernel bluetooth ; 609 EnableWerror src add-ons kernel bus_managers acpi ; 610 EnableWerror src add-ons kernel bus_managers agp_gart ; 611 EnableWerror src add-ons kernel bus_managers ata ; 612 EnableWerror src add-ons kernel bus_managers config_manager ; 613# EnableWerror src add-ons kernel bus_managers firewire ; 614 EnableWerror src add-ons kernel bus_managers ide ; 615 EnableWerror src add-ons kernel bus_managers isa ; 616 EnableWerror src add-ons kernel bus_managers pci ; 617 EnableWerror src add-ons kernel bus_managers ps2 ; 618 EnableWerror src add-ons kernel bus_managers random ; 619 EnableWerror src add-ons kernel bus_managers scsi ; 620 EnableWerror src add-ons kernel bus_managers tty ; 621 EnableWerror src add-ons kernel bus_managers usb ; 622 EnableWerror src add-ons kernel bus_managers virtio ; 623 EnableWerror src add-ons kernel busses agp_gart ; 624 EnableWerror src add-ons kernel busses ata ; 625 EnableWerror src add-ons kernel busses scsi ; 626 EnableWerror src add-ons kernel busses usb ; 627 EnableWerror src add-ons kernel console ; 628 EnableWerror src add-ons kernel cpu ; 629# EnableWerror src add-ons kernel debugger ; # gcc2 630# EnableWerror src add-ons kernel drivers audio ; 631 EnableWerror src add-ons kernel drivers bluetooth ; 632# EnableWerror src add-ons kernel drivers bus ; 633 EnableWerror src add-ons kernel drivers common ; 634# EnableWerror src add-ons kernel drivers disk ; 635 EnableWerror src add-ons kernel drivers dvb ; 636# EnableWerror src add-ons kernel drivers graphics ; 637 EnableWerror src add-ons kernel drivers graphics intel_extreme ; 638# EnableWerror src add-ons kernel drivers input ; 639 EnableWerror src add-ons kernel drivers joystick ; 640 EnableWerror src add-ons kernel drivers midi ; 641 EnableWerror src add-ons kernel drivers misc ; 642# EnableWerror src add-ons kernel drivers network ; 643 EnableWerror src add-ons kernel drivers ports ; 644# EnableWerror src add-ons kernel drivers power ; 645 EnableWerror src add-ons kernel drivers printer ; 646 EnableWerror src add-ons kernel drivers random ; 647 EnableWerror src add-ons kernel drivers tty ; 648 EnableWerror src add-ons kernel drivers video ; 649 EnableWerror src add-ons kernel file_systems bfs ; 650 EnableWerror src add-ons kernel file_systems cdda ; 651# EnableWerror src add-ons kernel file_systems ext2 ; 652# EnableWerror src add-ons kernel file_systems fat ; 653# EnableWerror src add-ons kernel file_systems googlefs ; 654 EnableWerror src add-ons kernel file_systems iso9660 ; 655 EnableWerror src add-ons kernel file_systems layers ; 656# EnableWerror src add-ons kernel file_systems netfs ; 657# EnableWerror src add-ons kernel file_systems nfs ; 658 EnableWerror src add-ons kernel file_systems nfs4 ; 659# EnableWerror src add-ons kernel file_systems ntfs ; 660 EnableWerror src add-ons kernel file_systems packagefs ; 661# EnableWerror src add-ons kernel file_systems ramfs ; 662# EnableWerror src add-ons kernel file_systems reiserfs ; 663 EnableWerror src add-ons kernel file_systems udf ; 664 EnableWerror src add-ons kernel file_systems userlandfs ; 665 EnableWerror src add-ons kernel generic ; 666# EnableWerror src add-ons kernel network datalink_protocols ; 667 EnableWerror src add-ons kernel network devices ; 668 EnableWerror src add-ons kernel network dns_resolver ; 669 EnableWerror src add-ons kernel network notifications ; 670 EnableWerror src add-ons kernel network ppp ; 671 EnableWerror src add-ons kernel network protocols ; 672# EnableWerror src add-ons kernel network stack ; 673 EnableWerror src add-ons kernel partitioning_systems ; 674 EnableWerror src add-ons kernel power ; 675 EnableWerror src add-ons locale ; 676 EnableWerror src add-ons mail_daemon ; 677 EnableWerror src add-ons media media-add-ons demultiplexer ; 678 EnableWerror src add-ons media media-add-ons dvb ; 679 EnableWerror src add-ons media media-add-ons esound_sink ; 680 EnableWerror src add-ons media media-add-ons finepix_webcam ; 681 EnableWerror src add-ons media media-add-ons firewire_dv ; 682 EnableWerror src add-ons media media-add-ons legacy ; 683 EnableWerror src add-ons media media-add-ons mixer ; 684 EnableWerror src add-ons media media-add-ons multi_audio ; 685 EnableWerror src add-ons media media-add-ons opensound ; 686 EnableWerror src add-ons media media-add-ons radeon ; 687 EnableWerror src add-ons media media-add-ons reader ; 688 EnableWerror src add-ons media media-add-ons tone_producer_demo ; 689 EnableWerror src add-ons media media-add-ons usb_vision ; 690# EnableWerror src add-ons media media-add-ons usb_webcam ; 691 EnableWerror src add-ons media media-add-ons video_mixer ; 692# EnableWerror src add-ons media media-add-ons video_producer_demo ; 693 EnableWerror src add-ons media media-add-ons videowindow ; 694 EnableWerror src add-ons media media-add-ons writer ; 695 EnableWerror src add-ons media plugins ape_reader ; 696 EnableWerror src add-ons media plugins au_reader ; 697# EnableWerror src add-ons media plugins ffmpeg ; 698# EnableWerror src add-ons media plugins raw_decoder ; 699 EnableWerror src add-ons print ; 700 EnableWerror src add-ons screen_savers ; 701 EnableWerror src add-ons tracker ; 702 EnableWerror src add-ons translators bmp ; 703 EnableWerror src add-ons translators exr ; 704 EnableWerror src add-ons translators gif ; 705 EnableWerror src add-ons translators hvif ; 706 EnableWerror src add-ons translators ico ; 707 EnableWerror src add-ons translators jpeg ; 708# EnableWerror src add-ons translators jpeg2000 ; 709 EnableWerror src add-ons translators pcx ; 710 EnableWerror src add-ons translators png ; 711 EnableWerror src add-ons translators ppm ; 712 EnableWerror src add-ons translators raw ; 713 EnableWerror src add-ons translators rtf ; 714 EnableWerror src add-ons translators sgi ; 715 EnableWerror src add-ons translators shared ; 716 EnableWerror src add-ons translators stxt ; 717 EnableWerror src add-ons translators tga ; 718 EnableWerror src add-ons translators tiff ; 719 EnableWerror src add-ons translators wonderbrush ; 720 EnableWerror src add-ons print ; 721 EnableWerror src bin desklink ; 722 EnableWerror src bin multiuser ; 723 EnableWerror src bin package ; 724 EnableWerror src bin package_repo ; 725 EnableWerror src bin pkgman ; 726 EnableWerror src libs bsd ; 727 EnableWerror src apps ; 728 EnableWerror src kits ; 729 EnableWerror src preferences ; 730 EnableWerror src servers ; 731 EnableWerror src system boot ; 732 EnableWerror src system kernel ; 733 EnableWerror src system libroot add-ons ; 734 EnableWerror src system libroot os ; 735 EnableWerror src system libroot posix locale ; 736 EnableWerror src system libroot posix wchar ; 737 EnableWerror src system runtime_loader ; 738} 739 740 741rule MultiArchIfPrimary ifValue : elseValue : architecture 742{ 743 # MultiArchIfPrimary <ifValue> : <elseValue> 744 # [ : <architecture> = $(TARGET_PACKAGING_ARCH) ] ; 745 # 746 # Returns one of the two given values depending on whether 747 # <architecture> is the primary packaging architecture. 748 749 architecture ?= $(TARGET_PACKAGING_ARCH) ; 750 751 if $(architecture) = $(TARGET_PACKAGING_ARCHS[1]) { 752 return $(ifValue) ; 753 } 754 return $(elseValue) ; 755} 756 757 758rule MultiArchConditionalGristFiles files : primaryGrist : secondaryGrist 759 : architecture 760{ 761 # MultiArchConditionalGristFiles <files> : <primaryGrist> 762 # : <secondaryGrist> [ : <architecture> = $(TARGET_PACKAGING_ARCH) ] ; 763 # 764 # Returns <files> with their grist set to either <primaryGrist> or 765 # <secondaryGrist> depending on whether <architecture> is the primary 766 # packaging architecture. 767 768 architecture ?= $(TARGET_PACKAGING_ARCH) ; 769 770 local grist = [ MultiArchIfPrimary $(primaryGrist) : $(secondaryGrist) 771 : $(architecture) ] ; 772 return $(files:G=$(grist:E=)) ; 773} 774 775 776rule MultiArchDefaultGristFiles files : gristPrefix : architecture 777{ 778 # MultiArchDefaultGristFiles <files> : <gristPrefix> 779 # [ : <architecture> = $(TARGET_PACKAGING_ARCH) ] ; 780 # 781 # Convenient shorthand for MultiArchConditionalGristFiles for the common 782 # case that for a secondary packaging architecture the packaging 783 # architecture name shall be appended to the grist while it shall be omitted 784 # for the primary packaging architecture. IOW, if architecture is the 785 # primary packaging architecture, <files> are returned with their grist set 786 # to <gristPrefix>, otherwise <files> are returned with their grist set to 787 # <gristPrefix>!<architecture> respectively <architecture> (if <gristPrefix> 788 # is empty). 789 790 architecture ?= $(TARGET_PACKAGING_ARCH) ; 791 792 local secondaryGrist = $(gristPrefix)!$(architecture) ; 793 secondaryGrist ?= $(architecture) ; 794 795 return [ MultiArchConditionalGristFiles $(files) : $(gristPrefix) : 796 $(secondaryGrist) : $(architecture) ] ; 797} 798 799 800rule MultiArchSubDirSetup architectures 801{ 802 # MultiArchSubDirSetup <architectures> ; 803 # 804 # For each of the given packaging architectures <architectures> that are 805 # in the packaging architectures configured for the build (or all configured 806 # packaging architectures, if <architectures> is empty) an object is 807 # prepared that can be used for an "on ... { ... }" block to set up subdir 808 # variables for the respective packaging architecture. Most notably 809 # TARGET_PACKAGING_ARCH, TARGET_ARCH are set to the values for the 810 # respective packaging architecture. The per-subdir variables SOURCE_GRIST, 811 # LOCATE_TARGET, LOCATE_SOURCE, SEARCH_SOURCE, *_LOCATE_TARGET, are reset. 812 # All SUBDIR* and config variables are set to the values they had when this 813 # rule was invoked. 814 815 local result ; 816 architectures ?= $(TARGET_PACKAGING_ARCHS) ; 817 local architecture ; 818 for architecture in $(architectures) { 819 if ! $(architecture) in $(TARGET_PACKAGING_ARCHS) { 820 continue ; 821 } 822 823 local architectureObject = $(architecture:G=<arch-object>) ; 824 result += $(architectureObject) ; 825 826 # Set the variables that default to the values of the respective 827 # variables for the primary architecture. 828 TARGET_PACKAGING_ARCH on $(architectureObject) = $(architecture) ; 829 830 local var ; 831 for var in TARGET_ARCH { 832 $(var) on $(architectureObject) = $($(var)_$(architecture)) ; 833 } 834 835 # Clone the current config variable values and the variables SubDir 836 # resets. 837 for var in $(AUTO_SET_UP_CONFIG_VARIABLES) SUBDIR$(SUBDIRRESET) { 838 $(var) on $(architectureObject) = $($(var)) ; 839 } 840 841 # adjust SOURCE_GRIST and HDRGRIST 842 SOURCE_GRIST on $(architectureObject) 843 = $(SOURCE_GRIST:E=)!$(architecture) ; 844 845 HDRGRIST on $(architectureObject) 846 = $(HDRGRIST:E=)!$(architecture) ; 847 848 # Adjust the subdir's object dirs that are architecture dependent. To 849 # avoid duplicating the code from SetupObjectsDir, we call it. Since it 850 # sets global variables, we set these variables on our object, call 851 # SetupObjectsDir in an "on" block, and grab the new variable values. 852 local hostTarget = HOST TARGET ; 853 local objectDirVars = 854 COMMON_ARCH COMMON_DEBUG DEBUG_$(HAIKU_DEBUG_LEVELS) 855 ; 856 objectDirVars = 857 COMMON_PLATFORM_LOCATE_TARGET 858 $(hostTarget)_$(objectDirVars)_LOCATE_TARGET 859 LOCATE_TARGET 860 LOCATE_SOURCE 861 SEARCH_SOURCE 862 ; 863 864 for var in $(objectDirVars) { 865 $(var) on $(architectureObject) = ; 866 } 867 868 on $(architectureObject) { 869 SetupObjectsDir ; 870 871 for var in $(objectDirVars) { 872 $(var) on $(architectureObject) = $($(var)) ; 873 } 874 } 875 } 876 877 return $(result) ; 878} 879