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 next_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 case next_m68k : 329 { 330 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; # in kB 331 } 332 } 333 # offset in floppy image (>= sizeof(haiku_loader)) 334 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 260 ; # in kB 335 HAIKU_CONTAINER_STRIP_EXECUTABLES on 336 $(HAIKU_FLOPPY_BOOT_IMAGE_CONTAINER_NAME) = 1 ; 337 338 case * : 339 Exit "Currently unsupported target CPU:" $(cpu) ; 340 } 341 342 # private kernel headers to be used when compiling kernel code 343 HAIKU_PRIVATE_KERNEL_HEADERS = 344 [ PrivateHeaders $(DOT) kernel libroot shared 345 kernel/boot/platform/$(HAIKU_KERNEL_PLATFORM) ] 346 [ ArchHeaders $(HAIKU_KERNEL_ARCH) ] 347 [ FDirName $(HAIKU_COMMON_DEBUG_OBJECT_DIR_$(architecture)) system 348 kernel ] 349 $(HAIKU_PRIVATE_SYSTEM_HEADERS_$(architecture)) 350 ; 351 352 # C/C++ flags 353 local ccBaseFlags = -finline -fno-builtin ; 354 355 if $(gccVersion[1]) >= 4 { 356 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 357 # Clang does not yet understand this flag. 358 ccBaseFlags += -fno-semantic-interposition ; 359 } 360 361 ccBaseFlags += -ffreestanding ; 362 } 363 364 local c++BaseFlags = $(ccBaseFlags) -fno-exceptions ; 365 366 if $(gccVersion[1]) >= 3 && $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 367 c++BaseFlags += -fno-use-cxa-atexit ; 368 } 369 370 HAIKU_KERNEL_CCFLAGS = $(HAIKU_CCFLAGS_$(architecture)) $(ccBaseFlags) ; 371 HAIKU_KERNEL_C++FLAGS = $(HAIKU_C++FLAGS_$(architecture)) $(c++BaseFlags) ; 372 HAIKU_KERNEL_PIC_CCFLAGS = ; 373 HAIKU_KERNEL_PIC_LINKFLAGS = ; 374 HAIKU_KERNEL_ADDON_LINKFLAGS = ; 375 376 # Common boot-related cflags which apply to all loaders 377 HAIKU_BOOT_CCFLAGS = $(HAIKU_CCFLAGS_$(architecture)) $(ccBaseFlags) ; 378 HAIKU_BOOT_C++FLAGS = $(HAIKU_C++FLAGS_$(architecture)) $(c++BaseFlags) ; 379 HAIKU_BOOT_LINKFLAGS = ; 380 HAIKU_BOOT_LDFLAGS = -Bstatic ; 381 382 # Remove -fPIC and other unwanted options from the BOOT flags (they are sometimes 383 # added to force PIC in general.) 384 local fixedBootCCFlags ; 385 local fixedBootC++Flags ; 386 for flag in $(HAIKU_BOOT_CCFLAGS) { 387 if $(flag) = "-fpic" || $(flag) = "-fPIC" { 388 continue ; 389 } 390 fixedBootCCFlags += $(flag) ; 391 } 392 for flag in $(HAIKU_BOOT_C++FLAGS) { 393 if $(flag) = "-fpic" || $(flag) = "-fPIC" { 394 continue ; 395 } 396 fixedBootC++Flags += $(flag) ; 397 } 398 HAIKU_BOOT_CCFLAGS = $(fixedBootCCFlags) ; 399 HAIKU_BOOT_C++FLAGS = $(fixedBootC++Flags) ; 400 401 # Any special kernel base addresses 402 if $(HAIKU_BOOT_LOADER_BASE) { 403 HAIKU_BOOT_LDFLAGS += 404 --defsym BOOT_LOADER_BASE=$(HAIKU_BOOT_LOADER_BASE) ; 405 } 406 407 switch $(cpu) { 408 case arm : 409 # Workaround for ld using 32k for alignment despite forcing it in the config... 410 # should definitely not be needed! 411 HAIKU_KERNEL_LINKFLAGS += 412 -Wl,-z -Wl,max-page-size=0x1000 413 -Wl,-z -Wl,common-page-size=0x1000 ; 414 415 case arm64 : 416 # Workaround for ld using 32k for alignment despite forcing it in the config... 417 # should definitely not be needed! 418 HAIKU_KERNEL_LINKFLAGS += 419 -Wl,-z -Wl,max-page-size=0x1000 420 -Wl,-z -Wl,common-page-size=0x1000 ; 421 422 HAIKU_KERNEL_PIC_CCFLAGS = -fPIC ; 423 HAIKU_KERNEL_PIC_LINKFLAGS = -shared -fPIC ; 424 425 case ppc : 426 # Build a position independent PPC kernel. We need to be able to 427 # relocate the kernel, since the virtual address space layout at 428 # boot time is not fixed. 429 HAIKU_KERNEL_PIC_CCFLAGS = -fPIE ; 430 HAIKU_KERNEL_PIC_LINKFLAGS = -shared -fPIE ; 431 432 case m68k : 433 # We don't want to have to handle emulating missing FPU opcodes for 434 # 040 and 060 in the kernel. 435 HAIKU_KERNEL_CCFLAGS += -m68020-60 ; 436 HAIKU_KERNEL_C++FLAGS += -m68020-60 ; 437 438 case riscv64 : 439 # Kernel lives within any single 2 GiB address space. 440 # Default is medlow (-2GiB / +2GiB) 441 HAIKU_KERNEL_CCFLAGS += -mcmodel=medany ; 442 HAIKU_KERNEL_C++FLAGS += -mcmodel=medany ; 443 444 case x86 : 445 HAIKU_KERNEL_PIC_CCFLAGS = -fno-pic ; 446 HAIKU_KERNEL_CCFLAGS += -march=pentium ; 447 HAIKU_KERNEL_C++FLAGS += -march=pentium ; 448 449 case x86_64 : 450 # Kernel lives in the top 2GB of the address space, use kernel code 451 # model. 452 HAIKU_KERNEL_PIC_CCFLAGS = -fno-pic -mcmodel=kernel ; 453 454 # Disable the red zone, which cannot be used in kernel code due to 455 # interrupts, and always enable the frame pointer so stack traces 456 # are correct. 457 HAIKU_KERNEL_CCFLAGS += -mno-red-zone -fno-omit-frame-pointer ; 458 HAIKU_KERNEL_C++FLAGS += -mno-red-zone -fno-omit-frame-pointer ; 459 HAIKU_KERNEL_PIC_LINKFLAGS += -z max-page-size=0x1000 ; 460 HAIKU_KERNEL_ADDON_LINKFLAGS += -z max-page-size=0x1000 ; 461 462 if x86 in $(HAIKU_ARCHS[2-]) || x86_gcc2 in $(HAIKU_ARCHS[2-]) { 463 Echo "Enable kernel ia32 compatibility" ; 464 HAIKU_KERNEL_DEFINES += _COMPAT_MODE ; 465 HAIKU_KERNEL_COMPAT_MODE = 1 ; 466 } 467 } 468 469 # bootloader-centric flags 470 local bootTarget ; 471 for bootTarget in $(HAIKU_BOOT_TARGETS) { 472 switch $(bootTarget) { 473 case efi : 474 # efi bootloader is PIC 475 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fpic -fno-stack-protector 476 -fPIC -fshort-wchar -Wno-error=unused-variable -Wno-error=main ; 477 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fpic -fno-stack-protector 478 -fPIC -fshort-wchar -Wno-error=unused-variable -Wno-error=main ; 479 switch $(cpu) { 480 case x86 : 481 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 482 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -maccumulate-outgoing-args ; 483 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -maccumulate-outgoing-args ; 484 } 485 case x86_64 : 486 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -mno-red-zone ; 487 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -mno-red-zone ; 488 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 489 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -maccumulate-outgoing-args ; 490 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -maccumulate-outgoing-args ; 491 } 492 } 493 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS = -Bstatic -Bsymbolic 494 -nostdlib -znocombreloc -no-undefined ; 495 case bios_ia32 : 496 # bios_ia32 is non-PIC 497 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -march=pentium ; 498 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -march=pentium ; 499 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 500 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386 ; 501 } else { 502 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386_haiku ; 503 } 504 if $(gccVersion[1]) >= 3 { 505 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -Wno-error=main -m32 ; 506 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -Wno-error=main -m32 ; 507 } 508 case pxe_ia32 : 509 # pxe_ia32 is non-PIC 510 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -march=pentium ; 511 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -march=pentium ; 512 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 513 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386 ; 514 } else { 515 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386_haiku ; 516 } 517 if $(gccVersion[1]) >= 3 { 518 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -Wno-error=main -m32 ; 519 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -Wno-error=main -m32 ; 520 } 521 case *_m68k : 522 # TODO: make sure all m68k bootloaders are non-PIC 523 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -Wno-error=main ; 524 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -Wno-error=main ; 525 switch $(cpu) { 526 case m68k : 527 # use only common instructions by default 528 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -m68020-60 ; 529 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -m68020-60 ; 530 # TODO: coldfire (FireBee) 531 } 532 case * : 533 # all other bootloaders are non-PIC 534 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -Wno-error=main ; 535 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -Wno-error=main ; 536 } 537 } 538 539 # warning flags 540 HAIKU_KERNEL_WARNING_CCFLAGS = $(HAIKU_WARNING_CCFLAGS_$(architecture)) ; 541 HAIKU_KERNEL_WARNING_C++FLAGS = $(HAIKU_WARNING_C++FLAGS_$(architecture)) ; 542 543 # debug flags 544 local level ; 545 for level in $(HAIKU_DEBUG_LEVELS) { 546 local flags = $(HAIKU_DEBUG_FLAGS) [ FDefines DEBUG=$(level) ] ; 547 HAIKU_KERNEL_DEBUG_$(level)_CCFLAGS 548 = $(HAIKU_DEBUG_$(level)_CCFLAGS_$(architecture)) ; 549 HAIKU_KERNEL_DEBUG_$(level)_C++FLAGS 550 = $(HAIKU_DEBUG_$(level)_C++FLAGS_$(architecture)) ; 551 } 552 553 # defines 554 HAIKU_KERNEL_DEFINES += _KERNEL_MODE ; 555 556 HAIKU_DEFINES_$(architecture) 557 += BOOT_ARCHIVE_IMAGE_OFFSET=$(HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET) ; 558 # TODO: That doesn't need to be a general define. It's just needed for 559 # compiling (part of) the boot loader. 560 561 # kernel add-on glue code 562 HAIKU_KERNEL_ADDON_BEGIN_GLUE_CODE = <$(architecture)>crtbeginS.o 563 <src!system!glue!$(architecture)>haiku_version_glue.o ; 564 HAIKU_KERNEL_ADDON_END_GLUE_CODE = <$(architecture)>crtendS.o ; 565} 566 567 568rule ArchitectureSetupWarnings architecture 569{ 570 # ArchitectureSetupWarnings <architecture> ; 571 # 572 # Sets up compiler warnings and error flags for various subdirectories for 573 # the given packaging architecture. 574 575 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 576 AppendToConfigVar CCFLAGS : 577 HAIKU_TOP src system libroot posix glibc : 578 -fgnu89-inline -fheinous-gnu-extensions : global ; 579 } 580 581 local cpu = $(HAIKU_CPU_$(architecture)) ; 582 switch $(cpu) { 583 case arm : 584 return ; 585 # we use #warning as placeholders for things to write... 586 case m68k : 587 return ; 588 # we use #warning as placeholders for things to write... 589 case ppc : 590 return ; 591 # we use #warning as placeholders for things to write... 592 } 593 594 # enable -Werror for certain parts of the source tree 595 HAIKU_WERROR_ARCH = $(architecture) ; 596 597 rule EnableWerror dirTokens : scope { 598 # Clang gives way more warnings than GCC, so that code won't compile 599 # with -Werror when using Clang. 600 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 601 SetConfigVar WARNINGS : HAIKU_TOP $(dirTokens) : treatAsErrors 602 : $(scope) ; 603 } 604 } 605 606 # Work-around for GCC 2 problem -- despite -Wno-multichar it reports 607 # multichar warnings in headers/private/kernel/debugger_keymaps.h included 608 # by src/system/kernel/arch/x86/arch_debug_console.cpp. 609 local gccVersion = $(HAIKU_GCC_VERSION_$(architecture)) ; 610 if $(gccVersion[1]) = 2 { 611 local file = <src!system!kernel!arch!x86>arch_debug_console.o ; 612 WARNINGS on $(file) = $(WARNINGS) ; 613 } 614 615 EnableWerror src add-ons accelerants ; 616 EnableWerror src add-ons bluetooth ; 617 EnableWerror src add-ons decorators ; 618 EnableWerror src add-ons disk_systems ; 619 EnableWerror src add-ons input_server devices ; 620 EnableWerror src add-ons input_server filters ; 621# EnableWerror src add-ons input_server methods pen ; 622 EnableWerror src add-ons input_server methods t9 ; 623 EnableWerror src add-ons kernel bluetooth ; 624 EnableWerror src add-ons kernel bus_managers acpi ; 625 EnableWerror src add-ons kernel bus_managers agp_gart ; 626 EnableWerror src add-ons kernel bus_managers ata ; 627 EnableWerror src add-ons kernel bus_managers config_manager ; 628# EnableWerror src add-ons kernel bus_managers firewire ; 629 EnableWerror src add-ons kernel bus_managers ide ; 630 EnableWerror src add-ons kernel bus_managers isa ; 631 EnableWerror src add-ons kernel bus_managers pci ; 632 EnableWerror src add-ons kernel bus_managers ps2 ; 633 EnableWerror src add-ons kernel bus_managers random ; 634 EnableWerror src add-ons kernel bus_managers scsi ; 635 EnableWerror src add-ons kernel bus_managers tty ; 636 EnableWerror src add-ons kernel bus_managers usb ; 637 EnableWerror src add-ons kernel bus_managers virtio ; 638 EnableWerror src add-ons kernel busses agp_gart ; 639 EnableWerror src add-ons kernel busses ata ; 640 EnableWerror src add-ons kernel busses scsi ; 641 EnableWerror src add-ons kernel busses usb ; 642 EnableWerror src add-ons kernel console ; 643 EnableWerror src add-ons kernel cpu ; 644# EnableWerror src add-ons kernel debugger ; # gcc2 645# EnableWerror src add-ons kernel drivers audio ; 646 EnableWerror src add-ons kernel drivers bluetooth ; 647# EnableWerror src add-ons kernel drivers bus ; 648 EnableWerror src add-ons kernel drivers common ; 649# EnableWerror src add-ons kernel drivers disk ; 650 EnableWerror src add-ons kernel drivers dvb ; 651# EnableWerror src add-ons kernel drivers graphics ; 652 EnableWerror src add-ons kernel drivers graphics intel_extreme ; 653# EnableWerror src add-ons kernel drivers input ; 654 EnableWerror src add-ons kernel drivers joystick ; 655 EnableWerror src add-ons kernel drivers midi ; 656 EnableWerror src add-ons kernel drivers misc ; 657# EnableWerror src add-ons kernel drivers network ; 658 EnableWerror src add-ons kernel drivers ports ; 659# EnableWerror src add-ons kernel drivers power ; 660 EnableWerror src add-ons kernel drivers printer ; 661 EnableWerror src add-ons kernel drivers random ; 662 EnableWerror src add-ons kernel drivers tty ; 663 EnableWerror src add-ons kernel drivers video ; 664 EnableWerror src add-ons kernel file_systems bfs ; 665 EnableWerror src add-ons kernel file_systems cdda ; 666# EnableWerror src add-ons kernel file_systems ext2 ; 667# EnableWerror src add-ons kernel file_systems fat ; 668# EnableWerror src add-ons kernel file_systems googlefs ; 669 EnableWerror src add-ons kernel file_systems iso9660 ; 670 EnableWerror src add-ons kernel file_systems layers ; 671# EnableWerror src add-ons kernel file_systems netfs ; 672# EnableWerror src add-ons kernel file_systems nfs ; 673 EnableWerror src add-ons kernel file_systems nfs4 ; 674# EnableWerror src add-ons kernel file_systems ntfs ; 675 EnableWerror src add-ons kernel file_systems packagefs ; 676# EnableWerror src add-ons kernel file_systems ramfs ; 677# EnableWerror src add-ons kernel file_systems reiserfs ; 678 EnableWerror src add-ons kernel file_systems udf ; 679 EnableWerror src add-ons kernel file_systems userlandfs ; 680 EnableWerror src add-ons kernel generic ; 681# EnableWerror src add-ons kernel network datalink_protocols ; 682 EnableWerror src add-ons kernel network devices ; 683 EnableWerror src add-ons kernel network dns_resolver ; 684 EnableWerror src add-ons kernel network notifications ; 685 EnableWerror src add-ons kernel network ppp ; 686 EnableWerror src add-ons kernel network protocols ; 687# EnableWerror src add-ons kernel network stack ; 688 EnableWerror src add-ons kernel partitioning_systems ; 689 EnableWerror src add-ons kernel power ; 690 EnableWerror src add-ons locale ; 691 EnableWerror src add-ons mail_daemon ; 692 EnableWerror src add-ons media media-add-ons demultiplexer ; 693 EnableWerror src add-ons media media-add-ons dvb ; 694 EnableWerror src add-ons media media-add-ons esound_sink ; 695 EnableWerror src add-ons media media-add-ons finepix_webcam ; 696 EnableWerror src add-ons media media-add-ons firewire_dv ; 697 EnableWerror src add-ons media media-add-ons legacy ; 698 EnableWerror src add-ons media media-add-ons mixer ; 699 EnableWerror src add-ons media media-add-ons multi_audio ; 700 EnableWerror src add-ons media media-add-ons opensound ; 701 EnableWerror src add-ons media media-add-ons radeon ; 702 EnableWerror src add-ons media media-add-ons reader ; 703 EnableWerror src add-ons media media-add-ons tone_producer_demo ; 704 EnableWerror src add-ons media media-add-ons usb_vision ; 705# EnableWerror src add-ons media media-add-ons usb_webcam ; 706 EnableWerror src add-ons media media-add-ons video_mixer ; 707# EnableWerror src add-ons media media-add-ons video_producer_demo ; 708 EnableWerror src add-ons media media-add-ons videowindow ; 709 EnableWerror src add-ons media media-add-ons writer ; 710 EnableWerror src add-ons media plugins ape_reader ; 711 EnableWerror src add-ons media plugins au_reader ; 712# EnableWerror src add-ons media plugins ffmpeg ; 713# EnableWerror src add-ons media plugins raw_decoder ; 714 EnableWerror src add-ons print ; 715 EnableWerror src add-ons screen_savers ; 716 EnableWerror src add-ons tracker ; 717 EnableWerror src add-ons translators bmp ; 718 EnableWerror src add-ons translators exr ; 719 EnableWerror src add-ons translators gif ; 720 EnableWerror src add-ons translators hvif ; 721 EnableWerror src add-ons translators ico ; 722 EnableWerror src add-ons translators jpeg ; 723# EnableWerror src add-ons translators jpeg2000 ; 724 EnableWerror src add-ons translators pcx ; 725 EnableWerror src add-ons translators png ; 726 EnableWerror src add-ons translators ppm ; 727 EnableWerror src add-ons translators raw ; 728 EnableWerror src add-ons translators rtf ; 729 EnableWerror src add-ons translators sgi ; 730 EnableWerror src add-ons translators shared ; 731 EnableWerror src add-ons translators stxt ; 732 EnableWerror src add-ons translators tga ; 733 EnableWerror src add-ons translators tiff ; 734 EnableWerror src add-ons translators wonderbrush ; 735 EnableWerror src add-ons print ; 736 EnableWerror src bin desklink ; 737 EnableWerror src bin multiuser ; 738 EnableWerror src bin package ; 739 EnableWerror src bin package_repo ; 740 EnableWerror src bin pkgman ; 741 EnableWerror src libs bsd ; 742 EnableWerror src apps ; 743 EnableWerror src kits ; 744 EnableWerror src preferences ; 745 EnableWerror src servers ; 746 EnableWerror src system boot ; 747 EnableWerror src system kernel ; 748 EnableWerror src system libroot add-ons ; 749 EnableWerror src system libroot os ; 750 EnableWerror src system libroot posix locale ; 751 EnableWerror src system libroot posix wchar ; 752 EnableWerror src system runtime_loader ; 753} 754 755 756rule MultiArchIfPrimary ifValue : elseValue : architecture 757{ 758 # MultiArchIfPrimary <ifValue> : <elseValue> 759 # [ : <architecture> = $(TARGET_PACKAGING_ARCH) ] ; 760 # 761 # Returns one of the two given values depending on whether 762 # <architecture> is the primary packaging architecture. 763 764 architecture ?= $(TARGET_PACKAGING_ARCH) ; 765 766 if $(architecture) = $(TARGET_PACKAGING_ARCHS[1]) { 767 return $(ifValue) ; 768 } 769 return $(elseValue) ; 770} 771 772 773rule MultiArchConditionalGristFiles files : primaryGrist : secondaryGrist 774 : architecture 775{ 776 # MultiArchConditionalGristFiles <files> : <primaryGrist> 777 # : <secondaryGrist> [ : <architecture> = $(TARGET_PACKAGING_ARCH) ] ; 778 # 779 # Returns <files> with their grist set to either <primaryGrist> or 780 # <secondaryGrist> depending on whether <architecture> is the primary 781 # packaging architecture. 782 783 architecture ?= $(TARGET_PACKAGING_ARCH) ; 784 785 local grist = [ MultiArchIfPrimary $(primaryGrist) : $(secondaryGrist) 786 : $(architecture) ] ; 787 return $(files:G=$(grist:E=)) ; 788} 789 790 791rule MultiArchDefaultGristFiles files : gristPrefix : architecture 792{ 793 # MultiArchDefaultGristFiles <files> : <gristPrefix> 794 # [ : <architecture> = $(TARGET_PACKAGING_ARCH) ] ; 795 # 796 # Convenient shorthand for MultiArchConditionalGristFiles for the common 797 # case that for a secondary packaging architecture the packaging 798 # architecture name shall be appended to the grist while it shall be omitted 799 # for the primary packaging architecture. IOW, if architecture is the 800 # primary packaging architecture, <files> are returned with their grist set 801 # to <gristPrefix>, otherwise <files> are returned with their grist set to 802 # <gristPrefix>!<architecture> respectively <architecture> (if <gristPrefix> 803 # is empty). 804 805 architecture ?= $(TARGET_PACKAGING_ARCH) ; 806 807 local secondaryGrist = $(gristPrefix)!$(architecture) ; 808 secondaryGrist ?= $(architecture) ; 809 810 return [ MultiArchConditionalGristFiles $(files) : $(gristPrefix) : 811 $(secondaryGrist) : $(architecture) ] ; 812} 813 814 815rule MultiArchSubDirSetup architectures 816{ 817 # MultiArchSubDirSetup <architectures> ; 818 # 819 # For each of the given packaging architectures <architectures> that are 820 # in the packaging architectures configured for the build (or all configured 821 # packaging architectures, if <architectures> is empty) an object is 822 # prepared that can be used for an "on ... { ... }" block to set up subdir 823 # variables for the respective packaging architecture. Most notably 824 # TARGET_PACKAGING_ARCH, TARGET_ARCH are set to the values for the 825 # respective packaging architecture. The per-subdir variables SOURCE_GRIST, 826 # LOCATE_TARGET, LOCATE_SOURCE, SEARCH_SOURCE, *_LOCATE_TARGET, are reset. 827 # All SUBDIR* and config variables are set to the values they had when this 828 # rule was invoked. 829 830 local result ; 831 architectures ?= $(TARGET_PACKAGING_ARCHS) ; 832 local architecture ; 833 for architecture in $(architectures) { 834 if ! $(architecture) in $(TARGET_PACKAGING_ARCHS) { 835 continue ; 836 } 837 838 local architectureObject = $(architecture:G=<arch-object>) ; 839 result += $(architectureObject) ; 840 841 # Set the variables that default to the values of the respective 842 # variables for the primary architecture. 843 TARGET_PACKAGING_ARCH on $(architectureObject) = $(architecture) ; 844 845 local var ; 846 for var in TARGET_ARCH { 847 $(var) on $(architectureObject) = $($(var)_$(architecture)) ; 848 } 849 850 # Clone the current config variable values and the variables SubDir 851 # resets. 852 for var in $(AUTO_SET_UP_CONFIG_VARIABLES) SUBDIR$(SUBDIRRESET) { 853 $(var) on $(architectureObject) = $($(var)) ; 854 } 855 856 # adjust SOURCE_GRIST and HDRGRIST 857 SOURCE_GRIST on $(architectureObject) 858 = $(SOURCE_GRIST:E=)!$(architecture) ; 859 860 HDRGRIST on $(architectureObject) 861 = $(HDRGRIST:E=)!$(architecture) ; 862 863 # Adjust the subdir's object dirs that are architecture dependent. To 864 # avoid duplicating the code from SetupObjectsDir, we call it. Since it 865 # sets global variables, we set these variables on our object, call 866 # SetupObjectsDir in an "on" block, and grab the new variable values. 867 local hostTarget = HOST TARGET ; 868 local objectDirVars = 869 COMMON_ARCH COMMON_DEBUG DEBUG_$(HAIKU_DEBUG_LEVELS) 870 ; 871 objectDirVars = 872 COMMON_PLATFORM_LOCATE_TARGET 873 $(hostTarget)_$(objectDirVars)_LOCATE_TARGET 874 LOCATE_TARGET 875 LOCATE_SOURCE 876 SEARCH_SOURCE 877 ; 878 879 for var in $(objectDirVars) { 880 $(var) on $(architectureObject) = ; 881 } 882 883 on $(architectureObject) { 884 SetupObjectsDir ; 885 886 for var in $(objectDirVars) { 887 $(var) on $(architectureObject) = $($(var)) ; 888 } 889 } 890 } 891 892 return $(result) ; 893} 894