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