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} == "sparc64"
  22 MACHINE_CPU = ultrasparc
  23 . endif
  24 .else
  25
  26 # Handle aliases (not documented in make.conf to avoid user confusion
  27 # between e.g. i586 and pentium)
  28
  29 . if ${MACHINE_CPUARCH} == "amd64" || ${MACHINE_CPUARCH} == "i386"
  30 .  if ${CPUTYPE} == "barcelona"
  31 CPUTYPE = amdfam10
  32 .  elif ${CPUTYPE} == "core-avx2"
  33 CPUTYPE = haswell
  34 .  elif ${CPUTYPE} == "core-avx-i"
  35 CPUTYPE = ivybridge
  36 .  elif ${CPUTYPE} == "corei7-avx"
  37 CPUTYPE = sandybridge
  38 .  elif ${CPUTYPE} == "corei7"
  39 CPUTYPE = nehalem
  40 .  elif ${CPUTYPE} == "slm"
  41 CPUTYPE = silvermont
  42 .  elif ${CPUTYPE} == "atom"
  43 CPUTYPE = bonnell
  44 .  elif ${CPUTYPE} == "core"
  45 CPUTYPE = prescott
  46 .  endif
  47 .  if ${MACHINE_CPUARCH} == "amd64"
  48 .   if ${CPUTYPE} == "prescott"
  49 CPUTYPE = nocona
  50 .   endif
  51 .  else
  52 .   if ${CPUTYPE} == "k7"
  53 CPUTYPE = athlon
  54 .   elif ${CPUTYPE} == "p4"
  55 CPUTYPE = pentium4
  56 .   elif ${CPUTYPE} == "p4m"
  57 CPUTYPE = pentium4m
  58 .   elif ${CPUTYPE} == "p3"
  59 CPUTYPE = pentium3
  60 .   elif ${CPUTYPE} == "p3m"
  61 CPUTYPE = pentium3m
  62 .   elif ${CPUTYPE} == "p-m"
  63 CPUTYPE = pentium-m
  64 .   elif ${CPUTYPE} == "p2"
  65 CPUTYPE = pentium2
  66 .   elif ${CPUTYPE} == "i686"
  67 CPUTYPE = pentiumpro
  68 .   elif ${CPUTYPE} == "i586/mmx"
  69 CPUTYPE = pentium-mmx
  70 .   elif ${CPUTYPE} == "i586"
  71 CPUTYPE = pentium
  72 .   endif
  73 .  endif
  74 . elif ${MACHINE_ARCH} == "sparc64"
  75 .  if ${CPUTYPE} == "us"
  76 CPUTYPE = ultrasparc
  77 .  elif ${CPUTYPE} == "us3"
  78 CPUTYPE = ultrasparc3
  79 .  endif
  80 . endif
  81
  82 ###############################################################################
  83 # Logic to set up correct gcc optimization flag.  This must be included
  84 # after /etc/make.conf so it can react to the local value of CPUTYPE
  85 # defined therein.  Consult:
  86 #       http://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html
  87 #       http://gcc.gnu.org/onlinedocs/gcc/IA_002d64-Options.html
  88 #       http://gcc.gnu.org/onlinedocs/gcc/RS_002f6000-and-PowerPC-Options.html
  89 #       http://gcc.gnu.org/onlinedocs/gcc/MIPS-Options.html
  90 #       http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html
  91 #       http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86_002d64-Options.html
  92
  93 . if ${MACHINE_CPUARCH} == "i386"
  94 .  if ${CPUTYPE} == "crusoe"
  95 _CPUCFLAGS = -march=i686 -falign-functions=0 -falign-jumps=0 -falign-loops=0
  96 .  elif ${CPUTYPE} == "k5"
  97 _CPUCFLAGS = -march=pentium
  98 .  elif ${CPUTYPE} == "c7"
  99 _CPUCFLAGS = -march=c3-2
 100 .  else
 101 _CPUCFLAGS = -march=${CPUTYPE}
 102 .  endif
 103 . elif ${MACHINE_CPUARCH} == "amd64"
 104 _CPUCFLAGS = -march=${CPUTYPE}
 105 . elif ${MACHINE_CPUARCH} == "arm"
 106 .  if ${CPUTYPE} == "xscale"
 107 #XXX: gcc doesn't seem to like -mcpu=xscale, and dies while rebuilding itself
 108 #_CPUCFLAGS = -mcpu=xscale
 109 _CPUCFLAGS = -march=armv5te -D__XSCALE__
 110 . elif ${CPUTYPE} == "armv6"
 111 _CPUCFLAGS = -march=${CPUTYPE} -DARM_ARCH_6=1
 112 . elif ${CPUTYPE} == "cortexa"
 113 _CPUCFLAGS = -march=armv7 -DARM_ARCH_6=1 -mfpu=vfp
 114 .  else
 115 _CPUCFLAGS = -mcpu=${CPUTYPE}
 116 .  endif
 117 . elif ${MACHINE_ARCH} == "powerpc"
 118 .  if ${CPUTYPE} == "e500"
 119 _CPUCFLAGS = -Wa,-me500 -msoft-float
 120 .  else
 121 _CPUCFLAGS = -mcpu=${CPUTYPE} -mno-powerpc64
 122 .  endif
 123 . elif ${MACHINE_ARCH} == "powerpc64"
 124 _CPUCFLAGS = -mcpu=${CPUTYPE}
 125 . elif ${MACHINE_CPUARCH} == "mips"
 126 .  if ${CPUTYPE} == "mips32"
 127 _CPUCFLAGS = -march=mips32
 128 .  elif ${CPUTYPE} == "mips32r2"
 129 _CPUCFLAGS = -march=mips32r2
 130 .  elif ${CPUTYPE} == "mips64"
 131 _CPUCFLAGS = -march=mips64
 132 .  elif ${CPUTYPE} == "mips64r2"
 133 _CPUCFLAGS = -march=mips64r2
 134 .  elif ${CPUTYPE} == "mips4kc"
 135 _CPUCFLAGS = -march=4kc
 136 .  elif ${CPUTYPE} == "mips24kc"
 137 _CPUCFLAGS = -march=24kc
 138 .  endif
 139 . elif ${MACHINE_ARCH} == "sparc64"
 140 .  if ${CPUTYPE} == "v9"
 141 _CPUCFLAGS = -mcpu=v9
 142 .  elif ${CPUTYPE} == "ultrasparc"
 143 _CPUCFLAGS = -mcpu=ultrasparc
 144 .  elif ${CPUTYPE} == "ultrasparc3"
 145 _CPUCFLAGS = -mcpu=ultrasparc3
 146 .  endif
 147 . endif
 148
 149 # Set up the list of CPU features based on the CPU type.  This is an
 150 # unordered list to make it easy for client makefiles to test for the
 151 # presence of a CPU feature.
 152
 153 ########## i386
 154 . if ${MACHINE_CPUARCH} == "i386"
 155 .  if ${CPUTYPE} == "bdver4"
 156 MACHINE_CPU = xop avx2 avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 157 .  elif ${CPUTYPE} == "bdver3" || ${CPUTYPE} == "bdver2" || \
 158     ${CPUTYPE} == "bdver1"
 159 MACHINE_CPU = xop avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 160 .  elif ${CPUTYPE} == "btver2"
 161 MACHINE_CPU = avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 162 .  elif ${CPUTYPE} == "btver1"
 163 MACHINE_CPU = ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 164 .  elif ${CPUTYPE} == "amdfam10"
 165 MACHINE_CPU = athlon-xp athlon k7 3dnow sse4a sse3 sse2 sse mmx k6 k5 i586
 166 .  elif ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3"
 167 MACHINE_CPU = athlon-xp athlon k7 3dnow sse3 sse2 sse mmx k6 k5 i586
 168 .  elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
 169     ${CPUTYPE} == "athlon-fx"
 170 MACHINE_CPU = athlon-xp athlon k7 3dnow sse2 sse mmx k6 k5 i586
 171 .  elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \
 172     ${CPUTYPE} == "athlon-4"
 173 MACHINE_CPU = athlon-xp athlon k7 3dnow sse mmx k6 k5 i586
 174 .  elif ${CPUTYPE} == "athlon" || ${CPUTYPE} == "athlon-tbird"
 175 MACHINE_CPU = athlon k7 3dnow mmx k6 k5 i586
 176 .  elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" || ${CPUTYPE} == "geode"
 177 MACHINE_CPU = 3dnow mmx k6 k5 i586
 178 .  elif ${CPUTYPE} == "k6"
 179 MACHINE_CPU = mmx k6 k5 i586
 180 .  elif ${CPUTYPE} == "k5"
 181 MACHINE_CPU = k5 i586
 182 .  elif ${CPUTYPE} == "skylake" || ${CPUTYPE} == "knl"
 183 MACHINE_CPU = avx512 avx2 avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 184 .  elif ${CPUTYPE} == "broadwell" || ${CPUTYPE} == "haswell"
 185 MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 186 .  elif ${CPUTYPE} == "ivybridge" || ${CPUTYPE} == "sandybridge"
 187 MACHINE_CPU = avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 188 .  elif ${CPUTYPE} == "westmere" || ${CPUTYPE} == "nehalem" || \
 189     ${CPUTYPE} == "silvermont"
 190 MACHINE_CPU = sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 191 .  elif ${CPUTYPE} == "penryn"
 192 MACHINE_CPU = sse41 ssse3 sse3 sse2 sse i686 mmx i586
 193 .  elif ${CPUTYPE} == "core2" || ${CPUTYPE} == "bonnell"
 194 MACHINE_CPU = ssse3 sse3 sse2 sse i686 mmx i586
 195 .  elif ${CPUTYPE} == "yonah" || ${CPUTYPE} == "prescott"
 196 MACHINE_CPU = sse3 sse2 sse i686 mmx i586
 197 .  elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m" || \
 198     ${CPUTYPE} == "pentium-m"
 199 MACHINE_CPU = sse2 sse i686 mmx i586
 200 .  elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m"
 201 MACHINE_CPU = sse i686 mmx i586
 202 .  elif ${CPUTYPE} == "pentium2"
 203 MACHINE_CPU = i686 mmx i586
 204 .  elif ${CPUTYPE} == "pentiumpro"
 205 MACHINE_CPU = i686 i586
 206 .  elif ${CPUTYPE} == "pentium-mmx"
 207 MACHINE_CPU = mmx i586
 208 .  elif ${CPUTYPE} == "pentium"
 209 MACHINE_CPU = i586
 210 .  elif ${CPUTYPE} == "c7"
 211 MACHINE_CPU = sse3 sse2 sse i686 mmx i586
 212 .  elif ${CPUTYPE} == "c3-2"
 213 MACHINE_CPU = sse i686 mmx i586
 214 .  elif ${CPUTYPE} == "c3"
 215 MACHINE_CPU = 3dnow mmx i586
 216 .  elif ${CPUTYPE} == "winchip2"
 217 MACHINE_CPU = 3dnow mmx
 218 .  elif ${CPUTYPE} == "winchip-c6"
 219 MACHINE_CPU = mmx
 220 .  endif
 221 MACHINE_CPU += i486
 222 ########## amd64
 223 . elif ${MACHINE_CPUARCH} == "amd64"
 224 .  if ${CPUTYPE} == "bdver4"
 225 MACHINE_CPU = xop avx2 avx sse42 sse41 ssse3 sse4a sse3
 226 .  elif ${CPUTYPE} == "bdver3" || ${CPUTYPE} == "bdver2" || \
 227     ${CPUTYPE} == "bdver1"
 228 MACHINE_CPU = xop avx sse42 sse41 ssse3 sse4a sse3
 229 .  elif ${CPUTYPE} == "btver2"
 230 MACHINE_CPU = avx sse42 sse41 ssse3 sse4a sse3
 231 .  elif ${CPUTYPE} == "btver1"
 232 MACHINE_CPU = ssse3 sse4a sse3
 233 .  elif ${CPUTYPE} == "amdfam10"
 234 MACHINE_CPU = k8 3dnow sse4a sse3
 235 .  elif ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3" || \
 236     ${CPUTYPE} == "k8-sse3"
 237 MACHINE_CPU = k8 3dnow sse3
 238 .  elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
 239     ${CPUTYPE} == "athlon-fx" || ${CPUTYPE} == "k8"
 240 MACHINE_CPU = k8 3dnow
 241 .  elif ${CPUTYPE} == "skylake" || ${CPUTYPE} == "knl"
 242 MACHINE_CPU = avx512 avx2 avx sse42 sse41 ssse3 sse3
 243 .  elif ${CPUTYPE} == "broadwell" || ${CPUTYPE} == "haswell"
 244 MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse3
 245 .  elif ${CPUTYPE} == "ivybridge" || ${CPUTYPE} == "sandybridge"
 246 MACHINE_CPU = avx sse42 sse41 ssse3 sse3
 247 .  elif ${CPUTYPE} == "westmere" || ${CPUTYPE} == "nehalem" || \
 248     ${CPUTYPE} == "silvermont"
 249 MACHINE_CPU = sse42 sse41 ssse3 sse3
 250 .  elif ${CPUTYPE} == "penryn"
 251 MACHINE_CPU = sse41 ssse3 sse3
 252 .  elif ${CPUTYPE} == "core2" || ${CPUTYPE} == "bonnell"
 253 MACHINE_CPU = ssse3 sse3
 254 .  elif ${CPUTYPE} == "nocona"
 255 MACHINE_CPU = sse3
 256 .  endif
 257 MACHINE_CPU += amd64 sse2 sse mmx
 258 ########## powerpc
 259 . elif ${MACHINE_ARCH} == "powerpc"
 260 .  if ${CPUTYPE} == "e500"
 261 MACHINE_CPU = booke softfp
 262 .  endif
 263 ########## sparc64
 264 . elif ${MACHINE_ARCH} == "sparc64"
 265 .  if ${CPUTYPE} == "v9"
 266 MACHINE_CPU = v9
 267 .  elif ${CPUTYPE} == "ultrasparc"
 268 MACHINE_CPU = v9 ultrasparc
 269 .  elif ${CPUTYPE} == "ultrasparc3"
 270 MACHINE_CPU = v9 ultrasparc ultrasparc3
 271 .  endif
 272 . endif
 273 .endif
 274
 275 .if ${MACHINE_CPUARCH} == "mips"
 276 CFLAGS += -G0
 277 .endif
 278
 279 ########## arm
 280 .if ${MACHINE_CPUARCH} == "arm"
 281 MACHINE_CPU += arm
 282 . if ${MACHINE_ARCH:Marmv6*} != ""
 283 MACHINE_CPU += armv6
 284 . endif
 285 # armv6 is a hybrid. It uses the softfp ABI, but doesn't emulate
 286 # floating point in the general case, so don't define softfp for
 287 # it at this time. arm and armeb are pure softfp, so define it
 288 # for them.
 289 . if ${MACHINE_ARCH:Marmv6*} == ""
 290 MACHINE_CPU += softfp
 291 . endif
 292 .if ${MACHINE_ARCH} == "armv6"
 293 # Needs to be CFLAGS not _CPUCFLAGS because it's needed for the ABI
 294 # not a nice optimization.
 295 CFLAGS += -mfloat-abi=softfp
 296 .endif
 297 .endif
 298
 299 # NB: COPTFLAGS is handled in /usr/src/sys/conf/kern.pre.mk
 300
 301 .if !defined(NO_CPU_CFLAGS)
 302 CFLAGS += ${_CPUCFLAGS}
 303 .endif
 304
 305 #
 306 # Prohibit the compiler from emitting SIMD instructions.
 307 # These flags are added to CFLAGS in areas where the extra context-switch
 308 # cost outweighs the advantages of SIMD instructions.
 309 #
 310 # gcc:
 311 # Setting -mno-mmx implies -mno-3dnow
 312 # Setting -mno-sse implies -mno-sse2, -mno-sse3, -mno-ssse3 and -mfpmath=387
 313 #
 314 # clang:
 315 # Setting -mno-mmx implies -mno-3dnow and -mno-3dnowa
 316 # Setting -mno-sse implies -mno-sse2, -mno-sse3, -mno-ssse3, -mno-sse41 and
 317 # -mno-sse42
 318 # (-mfpmath= is not supported)
 319 #
 320 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
 321 CFLAGS_NO_SIMD.clang= -mno-avx
 322 CFLAGS_NO_SIMD= -mno-mmx -mno-sse
 323 .endif
 324 CFLAGS_NO_SIMD += ${CFLAGS_NO_SIMD.${COMPILER_TYPE}}
 325
 326 # Add in any architecture-specific CFLAGS.
 327 # These come from make.conf or the command line or the environment.
 328 CFLAGS += ${CFLAGS.${MACHINE_ARCH}}
 329 CXXFLAGS += ${CXXFLAGS.${MACHINE_ARCH}}