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 # enable GCC -pipe option, if requested 11 local ccBaseFlags ; 12 if $(HAIKU_USE_GCC_PIPE) = 1 { 13 ccBaseFlags = -pipe ; 14 } 15 16 if $(HAIKU_CC_IS_LEGACY_GCC_$(architecture)) != 1 { 17 # disable strict aliasing on anything newer than gcc 2 as it may lead to 18 # unexpected results. 19 # TODO: remove the -fno-strict-aliasing option when all code has been 20 # analyzed/fixed with regard to aliasing. 21 ccBaseFlags += -fno-strict-aliasing ; 22 23 # Without this flag, GCC deletes many null-pointer checks that are 24 # technically undefined behavior (e.g. passing NULL to strdup, among 25 # others), which breaks both the kernel and various applications. See: 26 # - https://freelists.org/post/haiku-development/hrev45320-Yet-another-nonobvious-effect-of-ftreevrp-optimization 27 # - https://dev.haiku-os.org/ticket/13285#comment:8 (& subsequent comments) 28 # - https://dev.haiku-os.org/ticket/10803#comment:4 (& subsequent comments) 29 # Note that the Linux also does the same: 30 # - https://github.com/torvalds/linux/commit/a3ca86aea507904 31 ccBaseFlags += -fno-delete-null-pointer-checks ; 32 33 # disable some builtins that are incompatible with our definitions 34 ccBaseFlags += -fno-builtin-fork -fno-builtin-vfork ; 35 } 36 37 # default architecture tuning 38 local cpu = $(HAIKU_CPU_$(architecture)) ; 39 local archFlags ; 40 switch $(cpu) { 41 case ppc : archFlags += -mcpu=440fp ; 42 case arm : archFlags += -march=armv7-a -mfloat-abi=hard ; 43 case x86 : archFlags += -march=pentium ; 44 case riscv64 : archFlags += -march=rv64gc ; 45 } 46 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 47 # TODO: These should be included in Clang's compiler specs. 48 ccBaseFlags += -fPIC ; 49 HAIKU_LINKFLAGS_$(architecture) += -shared ; 50 } 51 ccBaseFlags += $(archFlags) ; 52 53 # activating graphite optimizations 54 if $(HAIKU_USE_GCC_GRAPHITE_$(architecture)) = 1 { 55 ccBaseFlags += -floop-nest-optimize -fgraphite-identity ; 56 } 57 58 # initial state for flags etc. 59 HAIKU_C++_$(architecture) ?= $(HAIKU_CC_$(architecture)) ; 60 HAIKU_LINK_$(architecture) ?= $(HAIKU_CC_$(architecture)) ; 61 62 HAIKU_CCFLAGS_$(architecture) += $(ccBaseFlags) -nostdinc ; 63 HAIKU_C++FLAGS_$(architecture) += $(ccBaseFlags) -nostdinc ; 64 HAIKU_LINKFLAGS_$(architecture) += $(ccBaseFlags) ; 65 HAIKU_ASFLAGS_$(architecture) += $(archFlags) -nostdinc ; 66 67 # strip is required 68 if ! $(HAIKU_STRIP_$(architecture)) { 69 Exit "HAIKU_STRIP_$(architecture) not set. Please re-run configure." ; 70 } 71 72 HAIKU_ARCH_$(architecture) = $(cpu) ; 73 HAIKU_ARCH ?= $(cpu) ; 74 # Set only, if not set yet. This way HAIKU_ARCH is set to the primary 75 # architecture. 76 if ! $(cpu) in $(HAIKU_ARCHS) { 77 HAIKU_ARCHS += $(cpu) ; 78 } 79 HAIKU_DEFINES_$(architecture) += ARCH_$(cpu) ; 80 81 # directories 82 HAIKU_ARCH_OBJECT_DIR_$(architecture) 83 = [ FDirName $(HAIKU_OBJECT_BASE_DIR) $(architecture) ] ; 84 HAIKU_COMMON_DEBUG_OBJECT_DIR_$(architecture) 85 = [ FDirName $(HAIKU_ARCH_OBJECT_DIR_$(architecture)) common ] ; 86 HAIKU_DEBUG_0_OBJECT_DIR_$(architecture) 87 = [ FDirName $(HAIKU_ARCH_OBJECT_DIR_$(architecture)) release ] ; 88 89 local level ; 90 for level in $(HAIKU_DEBUG_LEVELS[2-]) { 91 HAIKU_DEBUG_$(level)_OBJECT_DIR_$(architecture) 92 = [ FDirName $(HAIKU_ARCH_OBJECT_DIR_$(architecture)) 93 debug_$(level) ] ; 94 } 95 96 # set variables for gcc header options 97 SetIncludePropertiesVariables HAIKU : _$(architecture) ; 98 99 # warning flags 100 HAIKU_WARNING_CCFLAGS_$(architecture) = -Wall 101 -Wno-multichar 102 -Wpointer-arith -Wsign-compare 103 -Wmissing-prototypes ; 104 HAIKU_WARNING_C++FLAGS_$(architecture) = -Wall 105 -Wno-multichar 106 -Wpointer-arith -Wsign-compare 107 -Wno-ctor-dtor-privacy -Woverloaded-virtual ; 108 109 # disable some Clang warnings that are not very useful 110 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 111 HAIKU_WARNING_CCFLAGS_$(architecture) += -Wno-address-of-packed-member 112 -Wno-unused-private-field -Wno-cast-align -Wno-gnu-designator 113 -Wno-builtin-requires-header ; 114 HAIKU_WARNING_C++FLAGS_$(architecture) += -Wno-address-of-packed-member 115 -Wno-unused-private-field -Wno-cast-align -Wno-gnu-designator 116 -Wno-builtin-requires-header ; 117 } 118 119 HAIKU_WERROR_FLAGS_$(architecture) = ; 120 121 if $(HAIKU_CC_IS_LEGACY_GCC_$(architecture)) != 1 { 122 # TODO: Remove all these. 123 HAIKU_WERROR_FLAGS_$(architecture) += -Wno-error=unused-but-set-variable 124 -Wno-error=deprecated -Wno-error=deprecated-declarations 125 -Wno-error=cpp -Wno-error=trigraphs ; 126 # But these can stay. 127 HAIKU_WERROR_FLAGS_$(architecture) += -Wno-error=cast-align 128 -Wno-error=format-truncation ; 129 } 130 131 # debug flags 132 local debugFlags = -ggdb ; 133 134 # debug 0: suppress asserts 135 HAIKU_DEBUG_0_CCFLAGS_$(architecture) = [ FDefines NDEBUG=$(NDEBUG) ] ; 136 HAIKU_DEBUG_0_C++FLAGS_$(architecture) = [ FDefines NDEBUG=$(NDEBUG) ] ; 137 138 local level ; 139 for level in $(HAIKU_DEBUG_LEVELS[2-]) { 140 local flags = $(debugFlags) [ FDefines DEBUG=$(level) ] ; 141 HAIKU_DEBUG_$(level)_CCFLAGS_$(architecture) = $(flags) ; 142 HAIKU_DEBUG_$(level)_C++FLAGS_$(architecture) = $(flags) ; 143 } 144 145 # TODO: Temporary work-around. Should be defined in the compiler specs 146 HAIKU_LINKFLAGS_$(architecture) += -Xlinker --no-undefined ; 147 148 if $(HAIKU_CC_IS_LEGACY_GCC_$(architecture)) = 1 { 149 HAIKU_DEFINES_$(architecture) += _BEOS_R5_COMPATIBLE_ ; 150 } 151 152 # private shared kernel/libroot headers 153 HAIKU_PRIVATE_SYSTEM_HEADERS_$(architecture) 154 = [ PrivateHeaders $(DOT) system system/arch/$(cpu) ] ; 155 156 # library and executable glue code 157 local commonGlueCode = 158 <src!system!glue!$(architecture)>init_term_dyn.o 159 <src!system!glue!arch!$(cpu)!$(architecture)>crti.o 160 <src!system!glue!arch!$(cpu)!$(architecture)>crtn.o 161 ; 162 HAIKU_LIBRARY_BEGIN_GLUE_CODE_$(architecture) = 163 <src!system!glue!arch!$(cpu)!$(architecture)>crti.o 164 <$(architecture)>crtbeginS.o 165 <src!system!glue!$(architecture)>init_term_dyn.o 166 ; 167 HAIKU_LIBRARY_END_GLUE_CODE_$(architecture) = 168 <$(architecture)>crtendS.o 169 <src!system!glue!arch!$(cpu)!$(architecture)>crtn.o 170 ; 171 HAIKU_EXECUTABLE_BEGIN_GLUE_CODE_$(architecture) = 172 <src!system!glue!arch!$(cpu)!$(architecture)>crti.o 173 <$(architecture)>crtbeginS.o 174 <src!system!glue!$(architecture)>start_dyn.o 175 <src!system!glue!$(architecture)>init_term_dyn.o 176 ; 177 HAIKU_EXECUTABLE_END_GLUE_CODE_$(architecture) 178 = $(HAIKU_LIBRARY_END_GLUE_CODE_$(architecture)) ; 179 180 SEARCH on <$(architecture)>crtbeginS.o <$(architecture)>crtendS.o 181 = $(HAIKU_GCC_LIB_DIR_$(architecture)) ; 182 183 # init library name map 184 local libraryGrist = "" ; 185 if $(architecture) != $(HAIKU_PACKAGING_ARCHS[1]) { 186 libraryGrist = $(architecture) ; 187 } 188 local i ; 189 for i in be bnetapi debug device game locale mail media midi midi2 190 network package root screensaver textencoding tracker 191 translation z { 192 local library = lib$(i).so ; 193 HAIKU_LIBRARY_NAME_MAP_$(architecture)_$(i) 194 = $(library:G=$(libraryGrist)) ; 195 } 196 HAIKU_LIBRARY_NAME_MAP_$(architecture)_localestub 197 = <$(architecture)>liblocalestub.a ; 198 HAIKU_LIBRARY_NAME_MAP_$(architecture)_shared 199 = <$(architecture)>libshared.a ; 200 if $(architecture) = $(HAIKU_PACKAGING_ARCHS[1]) { 201 HAIKU_LIBRARY_NAME_MAP_$(architecture)_input_server 202 = <nogrist>input_server ; 203 } else { 204 HAIKU_LIBRARY_NAME_MAP_$(architecture)_input_server 205 = <$(architecture)>input_server ; 206 } 207} 208 209 210rule KernelArchitectureSetup architecture 211{ 212 # KernelArchitectureSetup <architecture> ; 213 # 214 # Initializes the global kernel and boot loader related variables. Those 215 # don't have a packaging architecture suffix, since they are only set for 216 # the primary packaging architecture. <architecture> is the primary 217 # packaging architecture (supplied for convenience). 218 219 HAIKU_KERNEL_ARCH = $(HAIKU_ARCH) ; 220 HAIKU_KERNEL_ARCH_DIR = $(HAIKU_KERNEL_ARCH) ; 221 222 local cpu = $(HAIKU_CPU_$(architecture)) ; 223 224 switch $(cpu) { 225 case ppc : 226 HAIKU_KERNEL_PLATFORM ?= openfirmware ; 227 HAIKU_BOOT_TARGETS += openfirmware ; 228 229 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; # in kB 230 # offset in floppy image (>= sizeof(haiku_loader)) 231 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 384 ; # in kB 232 233 case sparc : 234 HAIKU_KERNEL_PLATFORM ?= openfirmware ; 235 HAIKU_BOOT_TARGETS += openfirmware ; 236 237 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; # in kB 238 # offset in floppy image (>= sizeof(haiku_loader)) 239 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 384 ; # in kB 240 241 case arm : 242 HAIKU_KERNEL_PLATFORM ?= efi ; 243 HAIKU_BOOT_TARGETS += efi ; 244 245 # SOC's like allwinner need an offset to skip the hardcoded initial loader 246 HAIKU_BOOT_SDIMAGE_BEGIN = 20475 ; # in KiB 247 248 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; 249 # offset in floppy image (>= sizeof(haiku_loader)) 250 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - unused yet 251 HAIKU_BOOT_LOADER_BASE ?= 0x1000000 ; 252 253 case arm64 : 254 HAIKU_KERNEL_PLATFORM ?= efi ; 255 HAIKU_BOOT_TARGETS += efi ; 256 257 HAIKU_BOOT_SDIMAGE_BEGIN = 2 ; # in KiB 258 259 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; 260 # offset in floppy image (>= sizeof(haiku_loader)) 261 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - unused yet 262 HAIKU_BOOT_LOADER_BASE ?= 0x1000000 ; 263 264 case x86 : 265 HAIKU_KERNEL_PLATFORM ?= bios_ia32 ; 266 HAIKU_BOOT_TARGETS += bios_ia32 pxe_ia32 ; 267 HAIKU_ANYBOOT_LEGACY = 1 ; 268 269 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 2880 ; # in kB 270 # offset in floppy image (>= sizeof(haiku_loader)) 271 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 320 ; # in kB 272 273 # nasm is required for target arch x86 274 if ! $(HAIKU_NASM) { 275 Exit "HAIKU_NASM not set. Please re-run configure." ; 276 } 277 278 case riscv64 : 279 HAIKU_KERNEL_PLATFORM ?= efi ; 280 HAIKU_BOOT_TARGETS += efi riscv ; 281 282 HAIKU_BOOT_SDIMAGE_BEGIN = 2 ; # KiB 283 284 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; 285 # offset in floppy image (>= sizeof(haiku_loader)) 286 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 192 ; # in kB - unused yet 287 HAIKU_BOOT_LOADER_BASE ?= 0x1000000 ; 288 289 case x86_64 : 290 # x86_64 completely shares the x86 bootloader for MBR. 291 HAIKU_KERNEL_PLATFORM ?= bios_ia32 ; 292 HAIKU_BOOT_TARGETS += bios_ia32 efi pxe_ia32 ; 293 294 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 2880 ; # in kB 295 # offset in floppy image (>= sizeof(haiku_loader)) 296 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 320 ; # in kB 297 298 # x86_64 kernel source is under arch/x86. 299 HAIKU_KERNEL_ARCH_DIR = x86 ; 300 301 # nasm is required for target arch x86_64 302 if ! $(HAIKU_NASM) { 303 Exit "HAIKU_NASM not set. Please re-run configure." ; 304 } 305 306 case m68k : 307 HAIKU_KERNEL_PLATFORM ?= atari_m68k ; 308 HAIKU_BOOT_TARGETS += amiga_m68k atari_m68k next_m68k ; 309 switch $(HAIKU_KERNEL_PLATFORM) { 310 case atari_m68k : 311 { 312 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; # in kB 313 } 314 case amiga_m68k : 315 { 316 # for now we have trouble reading from double-sided images 317 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 880 ; # in kB 318 } 319 case next_m68k : 320 { 321 HAIKU_BOOT_FLOPPY_IMAGE_SIZE = 1440 ; # in kB 322 } 323 } 324 # offset in floppy image (>= sizeof(haiku_loader)) 325 HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET = 260 ; # in kB 326 HAIKU_CONTAINER_STRIP_EXECUTABLES on 327 $(HAIKU_FLOPPY_BOOT_IMAGE_CONTAINER_NAME) = 1 ; 328 329 case * : 330 Exit "Currently unsupported target CPU:" $(cpu) ; 331 } 332 333 # private kernel headers to be used when compiling kernel code 334 HAIKU_PRIVATE_KERNEL_HEADERS = 335 [ PrivateHeaders $(DOT) kernel libroot shared 336 kernel/boot/platform/$(HAIKU_KERNEL_PLATFORM) ] 337 [ ArchHeaders $(HAIKU_KERNEL_ARCH_DIR) ] 338 [ FDirName $(HAIKU_COMMON_DEBUG_OBJECT_DIR_$(architecture)) system 339 kernel ] 340 $(HAIKU_PRIVATE_SYSTEM_HEADERS_$(architecture)) 341 ; 342 343 # C/C++ flags 344 local ccBaseFlags = -finline -fno-builtin -Wno-main ; 345 346 if $(HAIKU_CC_IS_LEGACY_GCC_$(architecture)) != 1 { 347 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 348 # Clang does not yet understand this flag. 349 ccBaseFlags += -fno-semantic-interposition ; 350 } 351 352 ccBaseFlags += -ffreestanding ; 353 } 354 355 local c++BaseFlags = $(ccBaseFlags) -fno-exceptions ; 356 357 if $(HAIKU_CC_IS_LEGACY_GCC_$(architecture)) != 1 358 && $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 359 c++BaseFlags += -fno-use-cxa-atexit ; 360 } 361 362 HAIKU_KERNEL_CCFLAGS = $(HAIKU_CCFLAGS_$(architecture)) $(ccBaseFlags) ; 363 HAIKU_KERNEL_C++FLAGS = $(HAIKU_C++FLAGS_$(architecture)) $(c++BaseFlags) ; 364 HAIKU_KERNEL_PIC_CCFLAGS = ; 365 HAIKU_KERNEL_PIC_LINKFLAGS = ; 366 HAIKU_KERNEL_ADDON_LINKFLAGS = ; 367 368 # Common boot-related cflags which apply to all loaders 369 HAIKU_BOOT_CCFLAGS = $(HAIKU_CCFLAGS_$(architecture)) $(ccBaseFlags) ; 370 HAIKU_BOOT_C++FLAGS = $(HAIKU_C++FLAGS_$(architecture)) $(c++BaseFlags) ; 371 HAIKU_BOOT_LINKFLAGS = ; 372 HAIKU_BOOT_LDFLAGS = -Bstatic ; 373 374 # Remove -fPIC and other unwanted options from the BOOT flags (they are sometimes 375 # added to force PIC in general.) 376 local fixedBootCCFlags ; 377 local fixedBootC++Flags ; 378 for flag in $(HAIKU_BOOT_CCFLAGS) { 379 if $(flag) = "-fpic" || $(flag) = "-fPIC" { 380 continue ; 381 } 382 fixedBootCCFlags += $(flag) ; 383 } 384 for flag in $(HAIKU_BOOT_C++FLAGS) { 385 if $(flag) = "-fpic" || $(flag) = "-fPIC" { 386 continue ; 387 } 388 fixedBootC++Flags += $(flag) ; 389 } 390 HAIKU_BOOT_CCFLAGS = $(fixedBootCCFlags) ; 391 HAIKU_BOOT_C++FLAGS = $(fixedBootC++Flags) ; 392 393 # Any special kernel base addresses 394 if $(HAIKU_BOOT_LOADER_BASE) { 395 HAIKU_BOOT_LDFLAGS += 396 --defsym BOOT_LOADER_BASE=$(HAIKU_BOOT_LOADER_BASE) ; 397 } 398 399 switch $(cpu) { 400 case arm : 401 HAIKU_KERNEL_PIC_LINKFLAGS += -z max-page-size=0x1000 ; 402 HAIKU_KERNEL_ADDON_LINKFLAGS += -z max-page-size=0x1000 ; 403 HAIKU_KERNEL_PIC_CCFLAGS = -fpic ; 404 HAIKU_KERNEL_PIC_LINKFLAGS = -shared ; 405 406 case arm64 : 407 HAIKU_KERNEL_PIC_LINKFLAGS += -z max-page-size=0x1000 ; 408 HAIKU_KERNEL_ADDON_LINKFLAGS += -z max-page-size=0x1000 ; 409 HAIKU_KERNEL_PIC_CCFLAGS = -fpic ; 410 HAIKU_KERNEL_PIC_LINKFLAGS = -shared ; 411 412 case m68k : 413 # We don't want to have to handle emulating missing FPU opcodes for 414 # 040 and 060 in the kernel. 415 HAIKU_KERNEL_CCFLAGS += -m68020-60 ; 416 HAIKU_KERNEL_C++FLAGS += -m68020-60 ; 417 418 case ppc : 419 # Build a position independent PPC kernel. We need to be able to 420 # relocate the kernel, since the virtual address space layout at 421 # boot time is not fixed. 422 HAIKU_KERNEL_PIC_CCFLAGS = -fPIE ; 423 HAIKU_KERNEL_PIC_LINKFLAGS = -shared -fPIE ; 424 425 case riscv64 : 426 # Kernel lives within any single 2 GiB address space. 427 # Default is medlow (-2GiB / +2GiB) 428 HAIKU_KERNEL_CCFLAGS += -mcmodel=medany -fpic ; 429 HAIKU_KERNEL_C++FLAGS += -mcmodel=medany -fpic ; 430 HAIKU_KERNEL_PIC_LINKFLAGS = -shared ; 431 432 case sparc : 433 # The medlow code model is enough (64-bit addresses, programs must 434 # be linked in the low 32 bits of memory. Programs can be 435 # statically or dynamically linked.) 436 HAIKU_KERNEL_CCFLAGS += -mcmodel=medlow ; 437 HAIKU_KERNEL_C++FLAGS += -mcmodel=medlow ; 438 439 # Unfortunately it's not easy to make the kernel be 440 # position-independant, on sparc, that requires relocation support 441 # in the ELF loader to fill in the plt section. 442 HAIKU_KERNEL_PIC_CCFLAGS = -fPIE ; 443 HAIKU_KERNEL_PIC_LINKFLAGS = -shared -fPIE ; 444 445 case x86 : 446 HAIKU_KERNEL_PIC_CCFLAGS = -fno-pic ; 447 HAIKU_KERNEL_CCFLAGS += -march=pentium ; 448 HAIKU_KERNEL_C++FLAGS += -march=pentium ; 449 450 case x86_64 : 451 # Kernel lives in the top 2GB of the address space, use kernel code 452 # model. 453 HAIKU_KERNEL_PIC_CCFLAGS = -fno-pic -mcmodel=kernel ; 454 455 # Disable the red zone, which cannot be used in kernel code due to 456 # interrupts, and always enable the frame pointer so stack traces 457 # are correct. 458 HAIKU_KERNEL_CCFLAGS += -mno-red-zone -fno-omit-frame-pointer ; 459 HAIKU_KERNEL_C++FLAGS += -mno-red-zone -fno-omit-frame-pointer ; 460 HAIKU_KERNEL_PIC_LINKFLAGS += -z max-page-size=0x1000 ; 461 HAIKU_KERNEL_ADDON_LINKFLAGS += -z max-page-size=0x1000 ; 462 463 if x86 in $(HAIKU_ARCHS[2-]) || x86_gcc2 in $(HAIKU_ARCHS[2-]) { 464 Echo "Enable kernel ia32 compatibility" ; 465 HAIKU_KERNEL_DEFINES += _COMPAT_MODE ; 466 HAIKU_KERNEL_COMPAT_MODE = 1 ; 467 } 468 } 469 470 # bootloader-centric flags 471 HAIKU_BOOT_CCFLAGS 472 += -DBOOT_ARCHIVE_IMAGE_OFFSET=$(HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET) ; 473 HAIKU_BOOT_C++FLAGS 474 += -DBOOT_ARCHIVE_IMAGE_OFFSET=$(HAIKU_BOOT_ARCHIVE_IMAGE_OFFSET) ; 475 476 local bootTarget ; 477 for bootTarget in $(HAIKU_BOOT_TARGETS) { 478 switch $(bootTarget) { 479 case efi : 480 # efi bootloader is PIC 481 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fpic -fno-stack-protector 482 -fPIC -fshort-wchar -Wno-error=unused-variable -Wno-error=main ; 483 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fpic -fno-stack-protector 484 -fPIC -fshort-wchar -Wno-error=unused-variable -Wno-error=main ; 485 switch $(cpu) { 486 case x86 : 487 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 488 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -maccumulate-outgoing-args ; 489 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -maccumulate-outgoing-args ; 490 } 491 case x86_64 : 492 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -mno-red-zone ; 493 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -mno-red-zone ; 494 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 495 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -maccumulate-outgoing-args ; 496 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -maccumulate-outgoing-args ; 497 } 498 } 499 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS = -Bstatic -Bsymbolic 500 -nostdlib -znocombreloc -no-undefined ; 501 case bios_ia32 : 502 # bios_ia32 is non-PIC 503 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -march=pentium ; 504 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -march=pentium ; 505 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 506 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386 ; 507 } else { 508 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386_haiku ; 509 } 510 if $(HAIKU_CC_IS_LEGACY_GCC_$(architecture)) != 1 { 511 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -Wno-error=main -m32 ; 512 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -Wno-error=main -m32 ; 513 } 514 case pxe_ia32 : 515 # pxe_ia32 is non-PIC 516 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -march=pentium ; 517 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -march=pentium ; 518 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 519 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386 ; 520 } else { 521 HAIKU_BOOT_$(bootTarget:U)_LDFLAGS += -m elf_i386_haiku ; 522 } 523 if $(HAIKU_CC_IS_LEGACY_GCC_$(architecture)) != 1 { 524 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -Wno-error=main -m32 ; 525 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -Wno-error=main -m32 ; 526 } 527 case *_m68k : 528 # TODO: make sure all m68k bootloaders are non-PIC 529 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -Wno-error=main ; 530 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -Wno-error=main ; 531 switch $(cpu) { 532 case m68k : 533 # use only common instructions by default 534 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -m68020-60 ; 535 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -m68020-60 ; 536 # TODO: coldfire (FireBee) 537 } 538 case riscv : 539 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -mcmodel=medany -fno-omit-frame-pointer -fno-plt -fno-pic -fno-semantic-interposition ; 540 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -mcmodel=medany -fno-omit-frame-pointer -fno-plt -fno-pic -fno-semantic-interposition ; 541 case * : 542 # all other bootloaders are non-PIC 543 HAIKU_BOOT_$(bootTarget:U)_CCFLAGS += -fno-pic -Wno-error=main ; 544 HAIKU_BOOT_$(bootTarget:U)_C++FLAGS += -fno-pic -Wno-error=main ; 545 } 546 } 547 548 # warning flags 549 HAIKU_KERNEL_WARNING_CCFLAGS = $(HAIKU_WARNING_CCFLAGS_$(architecture)) ; 550 HAIKU_KERNEL_WARNING_C++FLAGS = $(HAIKU_WARNING_C++FLAGS_$(architecture)) ; 551 552 # debug flags 553 local level ; 554 for level in $(HAIKU_DEBUG_LEVELS) { 555 local flags = $(HAIKU_DEBUG_FLAGS) [ FDefines DEBUG=$(level) ] ; 556 HAIKU_KERNEL_DEBUG_$(level)_CCFLAGS 557 = $(HAIKU_DEBUG_$(level)_CCFLAGS_$(architecture)) ; 558 HAIKU_KERNEL_DEBUG_$(level)_C++FLAGS 559 = $(HAIKU_DEBUG_$(level)_C++FLAGS_$(architecture)) ; 560 } 561 562 # defines 563 HAIKU_KERNEL_DEFINES += _KERNEL_MODE ; 564 565 # kernel add-on glue code 566 HAIKU_KERNEL_ADDON_BEGIN_GLUE_CODE = <$(architecture)>crtbeginS.o 567 <src!system!glue!$(architecture)>haiku_version_glue.o ; 568 HAIKU_KERNEL_ADDON_END_GLUE_CODE = <$(architecture)>crtendS.o ; 569} 570 571 572rule ArchitectureSetupWarnings architecture 573{ 574 # ArchitectureSetupWarnings <architecture> ; 575 # 576 # Sets up compiler warnings and error flags for various subdirectories for 577 # the given packaging architecture. 578 579 if $(HAIKU_CC_IS_CLANG_$(architecture)) = 1 { 580 AppendToConfigVar CCFLAGS : 581 HAIKU_TOP src system libroot posix glibc : 582 -fgnu89-inline -fheinous-gnu-extensions : global ; 583 } 584 585 local cpu = $(HAIKU_CPU_$(architecture)) ; 586 switch $(cpu) { 587 case arm : 588 return ; 589 # we use #warning as placeholders for things to write... 590 case m68k : 591 return ; 592 # we use #warning as placeholders for things to write... 593 case ppc : 594 return ; 595 # we use #warning as placeholders for things to write... 596 } 597 598 # enable -Werror for certain parts of the source tree 599 HAIKU_WERROR_ARCH = $(architecture) ; 600 601 rule EnableWerror dirTokens : scope { 602 # Clang gives way more warnings than GCC, so that code won't compile 603 # with -Werror when using Clang. 604 if $(HAIKU_CC_IS_CLANG_$(architecture)) != 1 { 605 SetConfigVar WARNINGS : HAIKU_TOP $(dirTokens) : treatAsErrors 606 : $(scope) ; 607 } 608 } 609 610 rule EnableStackProtector dirTokens : scope { 611 # enable stack protector, if requested 612 if $(HAIKU_USE_STACK_PROTECTOR) = 1 { 613 AppendToConfigVar CCFLAGS : HAIKU_TOP $(dirTokens) : 614 -fstack-protector : $(scope) ; 615 AppendToConfigVar C++FLAGS : HAIKU_TOP $(dirTokens) : 616 -fstack-protector : $(scope) ; 617 } 618 } 619 620 # Work-around for GCC 2 problem -- despite -Wno-multichar it reports 621 # multichar warnings in headers/private/kernel/debugger_keymaps.h included 622 # by src/system/kernel/arch/x86/arch_debug_console.cpp. 623 if $(HAIKU_CC_IS_LEGACY_GCC_$(architecture)) = 1 { 624 local file = <src!system!kernel!arch!x86>arch_debug_console.o ; 625 WARNINGS on $(file) = $(WARNINGS) ; 626 } 627 628 EnableWerror src add-ons accelerants ; 629 EnableWerror src add-ons bluetooth ; 630 EnableWerror src add-ons decorators ; 631 EnableWerror src add-ons disk_systems ; 632 EnableWerror src add-ons input_server devices ; 633 EnableWerror src add-ons input_server filters ; 634# EnableWerror src add-ons input_server methods pen ; 635 EnableWerror src add-ons input_server methods t9 ; 636 EnableWerror src add-ons kernel bluetooth ; 637 EnableWerror src add-ons kernel bus_managers acpi ; 638 EnableWerror src add-ons kernel bus_managers agp_gart ; 639 EnableWerror src add-ons kernel bus_managers ata ; 640 EnableWerror src add-ons kernel bus_managers config_manager ; 641# EnableWerror src add-ons kernel bus_managers firewire ; 642 EnableWerror src add-ons kernel bus_managers ide ; 643 EnableWerror src add-ons kernel bus_managers isa ; 644 EnableWerror src add-ons kernel bus_managers pci ; 645 EnableWerror src add-ons kernel bus_managers ps2 ; 646 EnableWerror src add-ons kernel bus_managers random ; 647 EnableWerror src add-ons kernel bus_managers scsi ; 648 EnableWerror src add-ons kernel bus_managers tty ; 649 EnableWerror src add-ons kernel bus_managers usb ; 650 EnableWerror src add-ons kernel bus_managers virtio ; 651 EnableWerror src add-ons kernel busses agp_gart ; 652 EnableWerror src add-ons kernel busses ata ; 653 EnableWerror src add-ons kernel busses scsi ; 654 EnableWerror src add-ons kernel busses usb ; 655 EnableWerror src add-ons kernel console ; 656 EnableWerror src add-ons kernel cpu ; 657# EnableWerror src add-ons kernel debugger ; # gcc2 658# EnableWerror src add-ons kernel drivers audio ; 659 EnableWerror src add-ons kernel drivers bluetooth ; 660# EnableWerror src add-ons kernel drivers bus ; 661 EnableWerror src add-ons kernel drivers common ; 662# EnableWerror src add-ons kernel drivers disk ; 663 EnableWerror src add-ons kernel drivers dvb ; 664# EnableWerror src add-ons kernel drivers graphics ; 665 EnableWerror src add-ons kernel drivers graphics intel_extreme ; 666# EnableWerror src add-ons kernel drivers input ; 667 EnableWerror src add-ons kernel drivers joystick ; 668 EnableWerror src add-ons kernel drivers midi ; 669 EnableWerror src add-ons kernel drivers misc ; 670# EnableWerror src add-ons kernel drivers network ; 671 EnableWerror src add-ons kernel drivers ports ; 672# EnableWerror src add-ons kernel drivers power ; 673 EnableWerror src add-ons kernel drivers printer ; 674 EnableWerror src add-ons kernel drivers random ; 675 EnableWerror src add-ons kernel drivers tty ; 676 EnableWerror src add-ons kernel drivers video ; 677 EnableWerror src add-ons kernel file_systems bfs ; 678 EnableWerror src add-ons kernel file_systems cdda ; 679 EnableWerror src add-ons kernel file_systems ext2 ; 680# EnableWerror src add-ons kernel file_systems fat ; 681# EnableWerror src add-ons kernel file_systems googlefs ; 682 EnableWerror src add-ons kernel file_systems iso9660 ; 683 EnableWerror src add-ons kernel file_systems layers ; 684# EnableWerror src add-ons kernel file_systems netfs ; 685# EnableWerror src add-ons kernel file_systems nfs ; 686 EnableWerror src add-ons kernel file_systems nfs4 ; 687# EnableWerror src add-ons kernel file_systems ntfs ; 688 EnableWerror src add-ons kernel file_systems packagefs ; 689# EnableWerror src add-ons kernel file_systems ramfs ; 690# EnableWerror src add-ons kernel file_systems reiserfs ; 691 EnableWerror src add-ons kernel file_systems udf ; 692 EnableWerror src add-ons kernel file_systems userlandfs ; 693 EnableWerror src add-ons kernel generic ; 694 EnableWerror src add-ons kernel network datalink_protocols ; 695 EnableWerror src add-ons kernel network devices ; 696 EnableWerror src add-ons kernel network dns_resolver ; 697 EnableWerror src add-ons kernel network notifications ; 698 EnableWerror src add-ons kernel network ppp ; 699 EnableWerror src add-ons kernel network protocols ; 700 EnableWerror src add-ons kernel network stack ; 701 EnableWerror src add-ons kernel partitioning_systems ; 702 EnableWerror src add-ons kernel power ; 703 EnableWerror src add-ons locale ; 704 EnableWerror src add-ons mail_daemon ; 705 EnableWerror src add-ons media media-add-ons demultiplexer ; 706 EnableWerror src add-ons media media-add-ons dvb ; 707 EnableWerror src add-ons media media-add-ons esound_sink ; 708 EnableWerror src add-ons media media-add-ons finepix_webcam ; 709 EnableWerror src add-ons media media-add-ons firewire_dv ; 710 EnableWerror src add-ons media media-add-ons legacy ; 711 EnableWerror src add-ons media media-add-ons mixer ; 712 EnableWerror src add-ons media media-add-ons multi_audio ; 713 EnableWerror src add-ons media media-add-ons opensound ; 714 EnableWerror src add-ons media media-add-ons radeon ; 715 EnableWerror src add-ons media media-add-ons reader ; 716 EnableWerror src add-ons media media-add-ons tone_producer_demo ; 717 EnableWerror src add-ons media media-add-ons usb_vision ; 718# EnableWerror src add-ons media media-add-ons usb_webcam ; 719 EnableWerror src add-ons media media-add-ons video_mixer ; 720 EnableWerror src add-ons media media-add-ons video_producer_demo ; 721 EnableWerror src add-ons media media-add-ons videowindow ; 722 EnableWerror src add-ons media media-add-ons writer ; 723 EnableWerror src add-ons media plugins ape_reader ; 724 EnableWerror src add-ons media plugins au_reader ; 725# EnableWerror src add-ons media plugins ffmpeg ; 726# EnableWerror src add-ons media plugins raw_decoder ; 727 EnableWerror src add-ons print ; 728 EnableWerror src add-ons screen_savers ; 729 EnableWerror src add-ons tracker ; 730 EnableWerror src add-ons translators bmp ; 731 EnableWerror src add-ons translators exr ; 732 EnableWerror src add-ons translators gif ; 733 EnableWerror src add-ons translators hvif ; 734 EnableWerror src add-ons translators ico ; 735 EnableWerror src add-ons translators jpeg ; 736# EnableWerror src add-ons translators jpeg2000 ; 737 EnableWerror src add-ons translators pcx ; 738 EnableWerror src add-ons translators png ; 739 EnableWerror src add-ons translators ppm ; 740 EnableWerror src add-ons translators raw ; 741 EnableWerror src add-ons translators rtf ; 742 EnableWerror src add-ons translators sgi ; 743 EnableWerror src add-ons translators shared ; 744 EnableWerror src add-ons translators stxt ; 745 EnableWerror src add-ons translators tga ; 746 EnableWerror src add-ons translators tiff ; 747 EnableWerror src add-ons translators wonderbrush ; 748 EnableWerror src add-ons print ; 749 EnableWerror src bin desklink ; 750 EnableWerror src bin multiuser ; 751 EnableWerror src bin package ; 752 EnableWerror src bin package_repo ; 753 EnableWerror src bin pkgman ; 754 EnableWerror src libs bsd ; 755 EnableWerror src apps ; 756 EnableWerror src kits ; 757 EnableWerror src preferences ; 758 EnableWerror src servers ; 759 EnableWerror src system boot ; 760 EnableWerror src system kernel ; 761 EnableWerror src system libroot add-ons ; 762 EnableWerror src system libroot os ; 763 EnableWerror src system libroot posix locale ; 764 EnableWerror src system libroot posix wchar ; 765 EnableWerror src system runtime_loader ; 766 767 EnableStackProtector src apps ; 768 EnableStackProtector src kits ; 769 EnableStackProtector src preferences ; 770 EnableStackProtector src servers ; 771 EnableStackProtector src system kernel ; 772} 773 774 775rule MultiArchIfPrimary ifValue : elseValue : architecture 776{ 777 # MultiArchIfPrimary <ifValue> : <elseValue> 778 # [ : <architecture> = $(TARGET_PACKAGING_ARCH) ] ; 779 # 780 # Returns one of the two given values depending on whether 781 # <architecture> is the primary packaging architecture. 782 783 architecture ?= $(TARGET_PACKAGING_ARCH) ; 784 785 if $(architecture) = $(TARGET_PACKAGING_ARCHS[1]) { 786 return $(ifValue) ; 787 } 788 return $(elseValue) ; 789} 790 791 792rule MultiArchConditionalGristFiles files : primaryGrist : secondaryGrist 793 : architecture 794{ 795 # MultiArchConditionalGristFiles <files> : <primaryGrist> 796 # : <secondaryGrist> [ : <architecture> = $(TARGET_PACKAGING_ARCH) ] ; 797 # 798 # Returns <files> with their grist set to either <primaryGrist> or 799 # <secondaryGrist> depending on whether <architecture> is the primary 800 # packaging architecture. 801 802 architecture ?= $(TARGET_PACKAGING_ARCH) ; 803 804 local grist = [ MultiArchIfPrimary $(primaryGrist) : $(secondaryGrist) 805 : $(architecture) ] ; 806 return $(files:G=$(grist:E=)) ; 807} 808 809 810rule MultiArchDefaultGristFiles files : gristPrefix : architecture 811{ 812 # MultiArchDefaultGristFiles <files> : <gristPrefix> 813 # [ : <architecture> = $(TARGET_PACKAGING_ARCH) ] ; 814 # 815 # Convenient shorthand for MultiArchConditionalGristFiles for the common 816 # case that for a secondary packaging architecture the packaging 817 # architecture name shall be appended to the grist while it shall be omitted 818 # for the primary packaging architecture. IOW, if architecture is the 819 # primary packaging architecture, <files> are returned with their grist set 820 # to <gristPrefix>, otherwise <files> are returned with their grist set to 821 # <gristPrefix>!<architecture> respectively <architecture> (if <gristPrefix> 822 # is empty). 823 824 architecture ?= $(TARGET_PACKAGING_ARCH) ; 825 826 local secondaryGrist = $(gristPrefix)!$(architecture) ; 827 secondaryGrist ?= $(architecture) ; 828 829 return [ MultiArchConditionalGristFiles $(files) : $(gristPrefix) : 830 $(secondaryGrist) : $(architecture) ] ; 831} 832 833 834rule MultiArchSubDirSetup architectures 835{ 836 # MultiArchSubDirSetup <architectures> ; 837 # 838 # For each of the given packaging architectures <architectures> that are 839 # in the packaging architectures configured for the build (or all configured 840 # packaging architectures, if <architectures> is empty) an object is 841 # prepared that can be used for an "on ... { ... }" block to set up subdir 842 # variables for the respective packaging architecture. Most notably 843 # TARGET_PACKAGING_ARCH, TARGET_ARCH are set to the values for the 844 # respective packaging architecture. The per-subdir variables SOURCE_GRIST, 845 # LOCATE_TARGET, LOCATE_SOURCE, SEARCH_SOURCE, *_LOCATE_TARGET, are reset. 846 # All SUBDIR* and config variables are set to the values they had when this 847 # rule was invoked. 848 849 local result ; 850 architectures ?= $(TARGET_PACKAGING_ARCHS) ; 851 local architecture ; 852 for architecture in $(architectures) { 853 if ! $(architecture) in $(TARGET_PACKAGING_ARCHS) { 854 continue ; 855 } 856 857 local architectureObject = $(architecture:G=<arch-object>) ; 858 result += $(architectureObject) ; 859 860 # Set the variables that default to the values of the respective 861 # variables for the primary architecture. 862 TARGET_PACKAGING_ARCH on $(architectureObject) = $(architecture) ; 863 864 local var ; 865 for var in TARGET_ARCH { 866 $(var) on $(architectureObject) = $($(var)_$(architecture)) ; 867 } 868 869 # Clone the current config variable values and the variables SubDir 870 # resets. 871 for var in $(AUTO_SET_UP_CONFIG_VARIABLES) SUBDIR$(SUBDIRRESET) { 872 $(var) on $(architectureObject) = $($(var)) ; 873 } 874 875 # adjust SOURCE_GRIST and HDRGRIST 876 SOURCE_GRIST on $(architectureObject) 877 = $(SOURCE_GRIST:E=)!$(architecture) ; 878 879 HDRGRIST on $(architectureObject) 880 = $(HDRGRIST:E=)!$(architecture) ; 881 882 # Adjust the subdir's object dirs that are architecture dependent. To 883 # avoid duplicating the code from SetupObjectsDir, we call it. Since it 884 # sets global variables, we set these variables on our object, call 885 # SetupObjectsDir in an "on" block, and grab the new variable values. 886 local hostTarget = HOST TARGET ; 887 local objectDirVars = 888 COMMON_ARCH COMMON_DEBUG DEBUG_$(HAIKU_DEBUG_LEVELS) 889 ; 890 objectDirVars = 891 COMMON_PLATFORM_LOCATE_TARGET 892 $(hostTarget)_$(objectDirVars)_LOCATE_TARGET 893 LOCATE_TARGET 894 LOCATE_SOURCE 895 SEARCH_SOURCE 896 ; 897 898 for var in $(objectDirVars) { 899 $(var) on $(architectureObject) = ; 900 } 901 902 on $(architectureObject) { 903 SetupObjectsDir ; 904 905 for var in $(objectDirVars) { 906 $(var) on $(architectureObject) = $($(var)) ; 907 } 908 } 909 } 910 911 return $(result) ; 912} 913