share/mk/bsd.cpu.mk

   1 # $FreeBSD$
   2
   3 # Set default CPU compile flags and baseline CPUTYPE for each arch.  The
   4 # compile flags must support the minimum CPU type for each architecture but
   5 # may tune support for more advanced processors.
   6
   7 .if !defined(CPUTYPE) || empty(CPUTYPE)
   8 _CPUCFLAGS =
   9 . if ${MACHINE_CPUARCH} == "aarch64"
  10 MACHINE_CPU = arm64
  11 . elif ${MACHINE_CPUARCH} == "amd64"
  12 MACHINE_CPU = amd64 sse2 sse mmx
  13 . elif ${MACHINE_CPUARCH} == "arm"
  14 MACHINE_CPU = arm
  15 . elif ${MACHINE_CPUARCH} == "i386"
  16 MACHINE_CPU = i486
  17 . elif ${MACHINE_CPUARCH} == "mips"
  18 MACHINE_CPU = mips
  19 . elif ${MACHINE_CPUARCH} == "powerpc"
  20 MACHINE_CPU = aim
  21 . elif ${MACHINE_CPUARCH} == "riscv"
  22 MACHINE_CPU = riscv
  23 . elif ${MACHINE_CPUARCH} == "sparc64"
  24 MACHINE_CPU = ultrasparc
  25 . endif
  26 .else
  27
  28 # Handle aliases (not documented in make.conf to avoid user confusion
  29 # between e.g. i586 and pentium)
  30
  31 . if ${MACHINE_CPUARCH} == "amd64" || ${MACHINE_CPUARCH} == "i386"
  32 .  if ${CPUTYPE} == "barcelona"
  33 CPUTYPE = amdfam10
  34 .  elif ${CPUTYPE} == "skx"
  35 CPUTYPE = skylake-avx512
  36 .  elif ${CPUTYPE} == "core-avx2"
  37 CPUTYPE = haswell
  38 .  elif ${CPUTYPE} == "core-avx-i"
  39 CPUTYPE = ivybridge
  40 .  elif ${CPUTYPE} == "corei7-avx"
  41 CPUTYPE = sandybridge
  42 .  elif ${CPUTYPE} == "corei7"
  43 CPUTYPE = nehalem
  44 .  elif ${CPUTYPE} == "slm"
  45 CPUTYPE = silvermont
  46 .  elif ${CPUTYPE} == "atom"
  47 CPUTYPE = bonnell
  48 .  elif ${CPUTYPE} == "core"
  49 CPUTYPE = prescott
  50 .  endif
  51 .  if ${MACHINE_CPUARCH} == "amd64"
  52 .   if ${CPUTYPE} == "prescott"
  53 CPUTYPE = nocona
  54 .   endif
  55 .  else
  56 .   if ${CPUTYPE} == "k7"
  57 CPUTYPE = athlon
  58 .   elif ${CPUTYPE} == "p4"
  59 CPUTYPE = pentium4
  60 .   elif ${CPUTYPE} == "p4m"
  61 CPUTYPE = pentium4m
  62 .   elif ${CPUTYPE} == "p3"
  63 CPUTYPE = pentium3
  64 .   elif ${CPUTYPE} == "p3m"
  65 CPUTYPE = pentium3m
  66 .   elif ${CPUTYPE} == "p-m"
  67 CPUTYPE = pentium-m
  68 .   elif ${CPUTYPE} == "p2"
  69 CPUTYPE = pentium2
  70 .   elif ${CPUTYPE} == "i686"
  71 CPUTYPE = pentiumpro
  72 .   elif ${CPUTYPE} == "i586/mmx"
  73 CPUTYPE = pentium-mmx
  74 .   elif ${CPUTYPE} == "i586"
  75 CPUTYPE = pentium
  76 .   endif
  77 .  endif
  78 . elif ${MACHINE_ARCH} == "sparc64"
  79 .  if ${CPUTYPE} == "us"
  80 CPUTYPE = ultrasparc
  81 .  elif ${CPUTYPE} == "us3"
  82 CPUTYPE = ultrasparc3
  83 .  endif
  84 . endif
  85
  86 ###############################################################################
  87 # Logic to set up correct gcc optimization flag.  This must be included
  88 # after /etc/make.conf so it can react to the local value of CPUTYPE
  89 # defined therein.  Consult:
  90 #       http://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html
  91 #       http://gcc.gnu.org/onlinedocs/gcc/RS-6000-and-PowerPC-Options.html
  92 #       http://gcc.gnu.org/onlinedocs/gcc/MIPS-Options.html
  93 #       http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html
  94 #       http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86_002d64-Options.html
  95
  96 . if ${MACHINE_CPUARCH} == "i386"
  97 .  if ${CPUTYPE} == "crusoe"
  98 _CPUCFLAGS = -march=i686 -falign-functions=0 -falign-jumps=0 -falign-loops=0
  99 .  elif ${CPUTYPE} == "k5"
 100 _CPUCFLAGS = -march=pentium
 101 .  elif ${CPUTYPE} == "c7"
 102 _CPUCFLAGS = -march=c3-2
 103 .  else
 104 _CPUCFLAGS = -march=${CPUTYPE}
 105 .  endif
 106 . elif ${MACHINE_CPUARCH} == "amd64"
 107 _CPUCFLAGS = -march=${CPUTYPE}
 108 . elif ${MACHINE_CPUARCH} == "arm"
 109 .  if ${CPUTYPE} == "xscale"
 110 #XXX: gcc doesn't seem to like -mcpu=xscale, and dies while rebuilding itself
 111 #_CPUCFLAGS = -mcpu=xscale
 112 _CPUCFLAGS = -march=armv5te -D__XSCALE__
 113 .  elif ${CPUTYPE:M*soft*} != ""
 114 _CPUCFLAGS = -mfloat-abi=softfp
 115 .  elif ${CPUTYPE} == "cortexa"
 116 _CPUCFLAGS = -march=armv7 -mfpu=vfp
 117 .  elif ${CPUTYPE:Marmv[4567]*} != ""
 118 # Handle all the armvX types that FreeBSD runs:
 119 #       armv4, armv4t, armv5, armv5te, armv6, armv6t2, armv7, armv7-a, armv7ve
 120 # they require -march=. All the others require -mcpu=.
 121 _CPUCFLAGS = -march=${CPUTYPE}
 122 .  else
 123 # Common values for FreeBSD
 124 # arm: (any arm v4 or v5 processor you are targeting)
 125 #       arm920t, arm926ej-s, marvell-pj4, fa526, fa626,
 126 #       fa606te, fa626te, fa726te
 127 # armv6: (any arm v7 or v8 processor you are targeting and the arm1176jzf-s)
 128 #       arm1176jzf-s, generic-armv7-a, cortex-a5, cortex-a7, cortex-a8,
 129 #       cortex-a9, cortex-a12, cortex-a15, cortex-a17, cortex-a53, cortex-a57,
 130 #       cortex-a72, exynos-m1
 131 _CPUCFLAGS = -mcpu=${CPUTYPE}
 132 . endif
 133 . elif ${MACHINE_ARCH} == "powerpc"
 134 .  if ${CPUTYPE} == "e500"
 135 _CPUCFLAGS = -Wa,-me500 -msoft-float
 136 .  else
 137 _CPUCFLAGS = -mcpu=${CPUTYPE} -mno-powerpc64
 138 .  endif
 139 . elif ${MACHINE_ARCH} == "powerpc64"
 140 _CPUCFLAGS = -mcpu=${CPUTYPE}
 141 . elif ${MACHINE_CPUARCH} == "mips"
 142 # mips[1234], mips32, mips64, and all later releases need to have mips
 143 # preserved (releases later than r2 require external toolchain)
 144 .  if ${CPUTYPE:Mmips32*} != "" || ${CPUTYPE:Mmips64*} != "" || \
 145         ${CPUTYPE:Mmips[1234]} != ""
 146 _CPUCFLAGS = -march=${CPUTYPE}
 147 . else
 148 # Default -march to the CPUTYPE passed in, with mips stripped off so we
 149 # accept either mips4kc or 4kc, mostly for historical reasons
 150 # Typical values for cores:
 151 #       4kc, 24kc, 34kc, 74kc, 1004kc, octeon, octeon+, octeon2, octeon3,
 152 #       sb1, xlp, xlr
 153 _CPUCFLAGS = -march=${CPUTYPE:S/^mips//}
 154 . endif
 155 . elif ${MACHINE_ARCH} == "sparc64"
 156 .  if ${CPUTYPE} == "v9"
 157 _CPUCFLAGS = -mcpu=v9
 158 .  elif ${CPUTYPE} == "ultrasparc"
 159 _CPUCFLAGS = -mcpu=ultrasparc
 160 .  elif ${CPUTYPE} == "ultrasparc3"
 161 _CPUCFLAGS = -mcpu=ultrasparc3
 162 .  endif
 163 . elif ${MACHINE_CPUARCH} == "aarch64"
 164 _CPUCFLAGS = -mcpu=${CPUTYPE}
 165 . endif
 166
 167 # Set up the list of CPU features based on the CPU type.  This is an
 168 # unordered list to make it easy for client makefiles to test for the
 169 # presence of a CPU feature.
 170
 171 ########## i386
 172 . if ${MACHINE_CPUARCH} == "i386"
 173 .  if ${CPUTYPE} == "znver1"
 174 MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 175 .  elif ${CPUTYPE} == "bdver4"
 176 MACHINE_CPU = xop avx2 avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 177 .  elif ${CPUTYPE} == "bdver3" || ${CPUTYPE} == "bdver2" || \
 178     ${CPUTYPE} == "bdver1"
 179 MACHINE_CPU = xop avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 180 .  elif ${CPUTYPE} == "btver2"
 181 MACHINE_CPU = avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 182 .  elif ${CPUTYPE} == "btver1"
 183 MACHINE_CPU = ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 184 .  elif ${CPUTYPE} == "amdfam10"
 185 MACHINE_CPU = athlon-xp athlon k7 3dnow sse4a sse3 sse2 sse mmx k6 k5 i586
 186 .  elif ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3"
 187 MACHINE_CPU = athlon-xp athlon k7 3dnow sse3 sse2 sse mmx k6 k5 i586
 188 .  elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
 189     ${CPUTYPE} == "athlon-fx"
 190 MACHINE_CPU = athlon-xp athlon k7 3dnow sse2 sse mmx k6 k5 i586
 191 .  elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \
 192     ${CPUTYPE} == "athlon-4"
 193 MACHINE_CPU = athlon-xp athlon k7 3dnow sse mmx k6 k5 i586
 194 .  elif ${CPUTYPE} == "athlon" || ${CPUTYPE} == "athlon-tbird"
 195 MACHINE_CPU = athlon k7 3dnow mmx k6 k5 i586
 196 .  elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" || ${CPUTYPE} == "geode"
 197 MACHINE_CPU = 3dnow mmx k6 k5 i586
 198 .  elif ${CPUTYPE} == "k6"
 199 MACHINE_CPU = mmx k6 k5 i586
 200 .  elif ${CPUTYPE} == "k5"
 201 MACHINE_CPU = k5 i586
 202 .  elif ${CPUTYPE} == "cascadelake" || ${CPUTYPE} == "icelake-server" || \
 203     ${CPUTYPE} == "icelake-client" || ${CPUTYPE} == "cannonlake" || \
 204     ${CPUTYPE} == "knm" || ${CPUTYPE} == "skylake-avx512" || \
 205     ${CPUTYPE} == "knl"
 206 MACHINE_CPU = avx512 avx2 avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 207 .  elif ${CPUTYPE} == "skylake" || ${CPUTYPE} == "broadwell" || \
 208     ${CPUTYPE} == "haswell"
 209 MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 210 .  elif ${CPUTYPE} == "ivybridge" || ${CPUTYPE} == "sandybridge"
 211 MACHINE_CPU = avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 212 .  elif ${CPUTYPE} == "tremont" || ${CPUTYPE} == "goldmont-plus" || \
 213     ${CPUTYPE} == "goldmont" || ${CPUTYPE} == "westmere" || \
 214     ${CPUTYPE} == "nehalem" || ${CPUTYPE} == "silvermont"
 215 MACHINE_CPU = sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 216 .  elif ${CPUTYPE} == "penryn"
 217 MACHINE_CPU = sse41 ssse3 sse3 sse2 sse i686 mmx i586
 218 .  elif ${CPUTYPE} == "core2" || ${CPUTYPE} == "bonnell"
 219 MACHINE_CPU = ssse3 sse3 sse2 sse i686 mmx i586
 220 .  elif ${CPUTYPE} == "yonah" || ${CPUTYPE} == "prescott"
 221 MACHINE_CPU = sse3 sse2 sse i686 mmx i586
 222 .  elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m" || \
 223     ${CPUTYPE} == "pentium-m"
 224 MACHINE_CPU = sse2 sse i686 mmx i586
 225 .  elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m"
 226 MACHINE_CPU = sse i686 mmx i586
 227 .  elif ${CPUTYPE} == "pentium2"
 228 MACHINE_CPU = i686 mmx i586
 229 .  elif ${CPUTYPE} == "pentiumpro"
 230 MACHINE_CPU = i686 i586
 231 .  elif ${CPUTYPE} == "pentium-mmx"
 232 MACHINE_CPU = mmx i586
 233 .  elif ${CPUTYPE} == "pentium"
 234 MACHINE_CPU = i586
 235 .  elif ${CPUTYPE} == "c7"
 236 MACHINE_CPU = sse3 sse2 sse i686 mmx i586
 237 .  elif ${CPUTYPE} == "c3-2"
 238 MACHINE_CPU = sse i686 mmx i586
 239 .  elif ${CPUTYPE} == "c3"
 240 MACHINE_CPU = 3dnow mmx i586
 241 .  elif ${CPUTYPE} == "winchip2"
 242 MACHINE_CPU = 3dnow mmx
 243 .  elif ${CPUTYPE} == "winchip-c6"
 244 MACHINE_CPU = mmx
 245 .  endif
 246 MACHINE_CPU += i486
 247 ########## amd64
 248 . elif ${MACHINE_CPUARCH} == "amd64"
 249 .  if ${CPUTYPE} == "znver1"
 250 MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse4a sse3
 251 .  elif ${CPUTYPE} == "bdver4"
 252 MACHINE_CPU = xop avx2 avx sse42 sse41 ssse3 sse4a sse3
 253 .  elif ${CPUTYPE} == "bdver3" || ${CPUTYPE} == "bdver2" || \
 254     ${CPUTYPE} == "bdver1"
 255 MACHINE_CPU = xop avx sse42 sse41 ssse3 sse4a sse3
 256 .  elif ${CPUTYPE} == "btver2"
 257 MACHINE_CPU = avx sse42 sse41 ssse3 sse4a sse3
 258 .  elif ${CPUTYPE} == "btver1"
 259 MACHINE_CPU = ssse3 sse4a sse3
 260 .  elif ${CPUTYPE} == "amdfam10"
 261 MACHINE_CPU = k8 3dnow sse4a sse3
 262 .  elif ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3" || \
 263     ${CPUTYPE} == "k8-sse3"
 264 MACHINE_CPU = k8 3dnow sse3
 265 .  elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
 266     ${CPUTYPE} == "athlon-fx" || ${CPUTYPE} == "k8"
 267 MACHINE_CPU = k8 3dnow
 268 .  elif ${CPUTYPE} == "cascadelake" || ${CPUTYPE} == "icelake-server" || \
 269     ${CPUTYPE} == "icelake-client" || ${CPUTYPE} == "cannonlake" || \
 270     ${CPUTYPE} == "knm" || ${CPUTYPE} == "skylake-avx512" || \
 271     ${CPUTYPE} == "knl"
 272 MACHINE_CPU = avx512 avx2 avx sse42 sse41 ssse3 sse3
 273 .  elif ${CPUTYPE} == "skylake" || ${CPUTYPE} == "broadwell" || \
 274     ${CPUTYPE} == "haswell"
 275 MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse3
 276 .  elif ${CPUTYPE} == "ivybridge" || ${CPUTYPE} == "sandybridge"
 277 MACHINE_CPU = avx sse42 sse41 ssse3 sse3
 278 .  elif ${CPUTYPE} == "tremont" || ${CPUTYPE} == "goldmont-plus" || \
 279     ${CPUTYPE} == "goldmont" || ${CPUTYPE} == "westmere" || \
 280     ${CPUTYPE} == "nehalem" || ${CPUTYPE} == "silvermont"
 281 MACHINE_CPU = sse42 sse41 ssse3 sse3
 282 .  elif ${CPUTYPE} == "penryn"
 283 MACHINE_CPU = sse41 ssse3 sse3
 284 .  elif ${CPUTYPE} == "core2" || ${CPUTYPE} == "bonnell"
 285 MACHINE_CPU = ssse3 sse3
 286 .  elif ${CPUTYPE} == "nocona"
 287 MACHINE_CPU = sse3
 288 .  endif
 289 MACHINE_CPU += amd64 sse2 sse mmx
 290 ########## Mips
 291 . elif ${MACHINE_CPUARCH} == "mips"
 292 MACHINE_CPU = mips
 293 ########## powerpc
 294 . elif ${MACHINE_ARCH} == "powerpc"
 295 .  if ${CPUTYPE} == "e500"
 296 MACHINE_CPU = booke softfp
 297 .  endif
 298 ########## riscv
 299 . elif ${MACHINE_CPUARCH} == "riscv"
 300 MACHINE_CPU = riscv
 301 ########## sparc64
 302 . elif ${MACHINE_ARCH} == "sparc64"
 303 .  if ${CPUTYPE} == "v9"
 304 MACHINE_CPU = v9
 305 .  elif ${CPUTYPE} == "ultrasparc"
 306 MACHINE_CPU = v9 ultrasparc
 307 .  elif ${CPUTYPE} == "ultrasparc3"
 308 MACHINE_CPU = v9 ultrasparc ultrasparc3
 309 .  endif
 310 . endif
 311 .endif
 312
 313 .if ${MACHINE_CPUARCH} == "mips"
 314 CFLAGS += -G0
 315 AFLAGS+= -${MIPS_ENDIAN} -mabi=${MIPS_ABI}
 316 CFLAGS+= -${MIPS_ENDIAN} -mabi=${MIPS_ABI}
 317 LDFLAGS+= -${MIPS_ENDIAN} -mabi=${MIPS_ABI}
 318 . if ${MACHINE_ARCH:Mmips*el*} != ""
 319 MIPS_ENDIAN=    EL
 320 . else
 321 MIPS_ENDIAN=    EB
 322 . endif
 323 . if ${MACHINE_ARCH:Mmips64*} != ""
 324 MIPS_ABI?=      64
 325 . elif ${MACHINE_ARCH:Mmipsn32*} != ""
 326 MIPS_ABI?=      n32
 327 . else
 328 MIPS_ABI?=      32
 329 . endif
 330 . if ${MACHINE_ARCH:Mmips*hf}
 331 CFLAGS += -mhard-float
 332 . else
 333 CFLAGS += -msoft-float
 334 . endif
 335 .endif
 336
 337 ########## arm
 338 .if ${MACHINE_CPUARCH} == "arm"
 339 MACHINE_CPU += arm
 340 . if ${MACHINE_ARCH:Marmv6*} != ""
 341 MACHINE_CPU += armv6
 342 . endif
 343 . if ${MACHINE_ARCH:Marmv7*} != ""
 344 MACHINE_CPU += armv7
 345 . endif
 346 # armv6 and armv7 are a hybrid. It can use the softfp ABI, but doesn't emulate
 347 # floating point in the general case, so don't define softfp for it at this
 348 # time. arm is pure softfp, so define it for them.
 349 . if ${MACHINE_ARCH:Marmv[67]*} == ""
 350 MACHINE_CPU += softfp
 351 . endif
 352 # Normally armv6 and armv7 are hard float ABI from FreeBSD 11 onwards. However
 353 # when CPUTYPE has 'soft' in it, we use the soft-float ABI to allow building of
 354 # soft-float ABI libraries. In this case, we have to add the -mfloat-abi=softfp
 355 # to force that.
 356 .if ${MACHINE_ARCH:Marmv[67]*} && defined(CPUTYPE) && ${CPUTYPE:M*soft*} != ""
 357 # Needs to be CFLAGS not _CPUCFLAGS because it's needed for the ABI
 358 # not a nice optimization.
 359 CFLAGS += -mfloat-abi=softfp
 360 .endif
 361 .endif
 362
 363 .if ${MACHINE_ARCH} == "powerpc" || ${MACHINE_ARCH} == "powerpcspe"
 364 LDFLAGS+= -Wl,--secure-plt
 365 .endif
 366
 367 .if ${MACHINE_ARCH} == "powerpcspe"
 368 CFLAGS += -mcpu=8548 -mspe
 369 CFLAGS.gcc+= -mabi=spe -mfloat-gprs=double -Wa,-me500
 370 .endif
 371
 372 .if ${MACHINE_CPUARCH} == "riscv"
 373 .if ${MACHINE_ARCH:Mriscv*sf}
 374 CFLAGS += -march=rv64imac -mabi=lp64
 375 .else
 376 CFLAGS += -march=rv64imafdc -mabi=lp64d
 377 .endif
 378
 379 .if ${LINKER_FEATURES:U:Mriscv-relaxations} == ""
 380 CFLAGS += -mno-relax
 381 .endif
 382 .endif
 383
 384 # NB: COPTFLAGS is handled in /usr/src/sys/conf/kern.pre.mk
 385
 386 .if !defined(NO_CPU_CFLAGS)
 387 CFLAGS += ${_CPUCFLAGS}
 388 .endif
 389
 390 #
 391 # Prohibit the compiler from emitting SIMD instructions.
 392 # These flags are added to CFLAGS in areas where the extra context-switch
 393 # cost outweighs the advantages of SIMD instructions.
 394 #
 395 # gcc:
 396 # Setting -mno-mmx implies -mno-3dnow
 397 # Setting -mno-sse implies -mno-sse2, -mno-sse3, -mno-ssse3 and -mfpmath=387
 398 #
 399 # clang:
 400 # Setting -mno-mmx implies -mno-3dnow and -mno-3dnowa
 401 # Setting -mno-sse implies -mno-sse2, -mno-sse3, -mno-ssse3, -mno-sse41 and
 402 # -mno-sse42
 403 # (-mfpmath= is not supported)
 404 #
 405 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
 406 CFLAGS_NO_SIMD.clang= -mno-avx -mno-avx2
 407 CFLAGS_NO_SIMD= -mno-mmx -mno-sse
 408 .endif
 409 CFLAGS_NO_SIMD += ${CFLAGS_NO_SIMD.${COMPILER_TYPE}}
 410
 411 # Add in any architecture-specific CFLAGS.
 412 # These come from make.conf or the command line or the environment.
 413 CFLAGS += ${CFLAGS.${MACHINE_ARCH}}
 414 CXXFLAGS += ${CXXFLAGS.${MACHINE_ARCH}}