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} == "i386"
  10 MACHINE_CPU = i486
  11 . elif ${MACHINE_CPUARCH} == "amd64"
  12 MACHINE_CPU = amd64 sse2 sse mmx
  13 . elif ${MACHINE_CPUARCH} == "ia64"
  14 MACHINE_CPU = itanium
  15 . elif ${MACHINE_CPUARCH} == "powerpc"
  16 MACHINE_CPU = aim
  17 . elif ${MACHINE_CPUARCH} == "sparc64"
  18 MACHINE_CPU = ultrasparc
  19 . elif ${MACHINE_CPUARCH} == "arm"
  20 MACHINE_CPU = arm
  21 . elif ${MACHINE_CPUARCH} == "mips"
  22 MACHINE_CPU = mips
  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} == "i386"
  30 .  if ${CPUTYPE} == "barcelona"
  31 CPUTYPE = amdfam10
  32 .  elif ${CPUTYPE} == "k7"
  33 CPUTYPE = athlon
  34 .  elif ${CPUTYPE} == "westmere" || ${CPUTYPE} == "nehalem"
  35 CPUTYPE = corei7
  36 .  elif ${CPUTYPE} == "core"
  37 CPUTYPE = prescott
  38 .  elif ${CPUTYPE} == "p4"
  39 CPUTYPE = pentium4
  40 .  elif ${CPUTYPE} == "p4m"
  41 CPUTYPE = pentium4m
  42 .  elif ${CPUTYPE} == "p3"
  43 CPUTYPE = pentium3
  44 .  elif ${CPUTYPE} == "p3m"
  45 CPUTYPE = pentium3m
  46 .  elif ${CPUTYPE} == "p-m"
  47 CPUTYPE = pentium-m
  48 .  elif ${CPUTYPE} == "p2"
  49 CPUTYPE = pentium2
  50 .  elif ${CPUTYPE} == "i686"
  51 CPUTYPE = pentiumpro
  52 .  elif ${CPUTYPE} == "i586/mmx"
  53 CPUTYPE = pentium-mmx
  54 .  elif ${CPUTYPE} == "i586"
  55 CPUTYPE = pentium
  56 .  endif
  57 . elif ${MACHINE_CPUARCH} == "amd64"
  58 .  if ${CPUTYPE} == "barcelona"
  59 CPUTYPE = amdfam10
  60 .  elif ${CPUTYPE} == "westmere" || ${CPUTYPE} == "nehalem"
  61 CPUTYPE = corei7
  62 .  elif ${CPUTYPE} == "prescott"
  63 CPUTYPE = nocona
  64 .  endif
  65 . elif ${MACHINE_ARCH} == "sparc64"
  66 .  if ${CPUTYPE} == "us"
  67 CPUTYPE = ultrasparc
  68 .  elif ${CPUTYPE} == "us3"
  69 CPUTYPE = ultrasparc3
  70 .  endif
  71 . endif
  72
  73 ###############################################################################
  74 # Logic to set up correct gcc optimization flag.  This must be included
  75 # after /etc/make.conf so it can react to the local value of CPUTYPE
  76 # defined therein.  Consult:
  77 #       http://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html
  78 #       http://gcc.gnu.org/onlinedocs/gcc/IA_002d64-Options.html
  79 #       http://gcc.gnu.org/onlinedocs/gcc/RS_002f6000-and-PowerPC-Options.html
  80 #       http://gcc.gnu.org/onlinedocs/gcc/MIPS-Options.html
  81 #       http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html
  82 #       http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86_002d64-Options.html
  83
  84 . if ${MACHINE_CPUARCH} == "i386"
  85 .  if ${CPUTYPE} == "crusoe"
  86 _CPUCFLAGS = -march=i686 -falign-functions=0 -falign-jumps=0 -falign-loops=0
  87 .  elif ${CPUTYPE} == "k5"
  88 _CPUCFLAGS = -march=pentium
  89 .  elif ${CPUTYPE} == "c7"
  90 _CPUCFLAGS = -march=c3-2
  91 .  else
  92 _CPUCFLAGS = -march=${CPUTYPE}
  93 .  endif
  94 . elif ${MACHINE_CPUARCH} == "amd64"
  95 _CPUCFLAGS = -march=${CPUTYPE}
  96 . elif ${MACHINE_CPUARCH} == "arm"
  97 .  if ${CPUTYPE} == "xscale"
  98 #XXX: gcc doesn't seem to like -mcpu=xscale, and dies while rebuilding itself
  99 #_CPUCFLAGS = -mcpu=xscale
 100 _CPUCFLAGS = -march=armv5te -D__XSCALE__
 101 . elif ${CPUTYPE} == "armv6"
 102 _CPUCFLAGS = -march=${CPUTYPE} -DARM_ARCH_6=1
 103 . elif ${CPUTYPE} == "cortexa"
 104 _CPUCFLAGS = -DARM_ARCH_6=1 -mfpu=vfp
 105 .  else
 106 _CPUCFLAGS = -mcpu=${CPUTYPE}
 107 .  endif
 108 . elif ${MACHINE_ARCH} == "powerpc"
 109 .  if ${CPUTYPE} == "e500"
 110 _CPUCFLAGS = -Wa,-me500 -msoft-float
 111 .  else
 112 _CPUCFLAGS = -mcpu=${CPUTYPE} -mno-powerpc64
 113 .  endif
 114 . elif ${MACHINE_ARCH} == "powerpc64"
 115 _CPUCFLAGS = -mcpu=${CPUTYPE}
 116 . elif ${MACHINE_CPUARCH} == "mips"
 117 .  if ${CPUTYPE} == "mips32"
 118 _CPUCFLAGS = -march=mips32
 119 .  elif ${CPUTYPE} == "mips32r2"
 120 _CPUCFLAGS = -march=mips32r2
 121 .  elif ${CPUTYPE} == "mips64"
 122 _CPUCFLAGS = -march=mips64
 123 .  elif ${CPUTYPE} == "mips64r2"
 124 _CPUCFLAGS = -march=mips64r2
 125 .  elif ${CPUTYPE} == "mips4kc"
 126 _CPUCFLAGS = -march=4kc
 127 .  elif ${CPUTYPE} == "mips24kc"
 128 _CPUCFLAGS = -march=24kc
 129 .  endif
 130 . elif ${MACHINE_ARCH} == "sparc64"
 131 .  if ${CPUTYPE} == "v9"
 132 _CPUCFLAGS = -mcpu=v9
 133 .  elif ${CPUTYPE} == "ultrasparc"
 134 _CPUCFLAGS = -mcpu=ultrasparc
 135 .  elif ${CPUTYPE} == "ultrasparc3"
 136 _CPUCFLAGS = -mcpu=ultrasparc3
 137 .  endif
 138 . endif
 139
 140 # Set up the list of CPU features based on the CPU type.  This is an
 141 # unordered list to make it easy for client makefiles to test for the
 142 # presence of a CPU feature.
 143
 144 . if ${MACHINE_CPUARCH} == "i386"
 145 .  if ${CPUTYPE} == "bdver3" || ${CPUTYPE} == "bdver2" || \
 146     ${CPUTYPE} == "bdver1"
 147 MACHINE_CPU = xop avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 148 .  elif ${CPUTYPE} == "btver2"
 149 MACHINE_CPU = avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 150 .  elif ${CPUTYPE} == "btver1"
 151 MACHINE_CPU = ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 152 .  elif ${CPUTYPE} == "amdfam10"
 153 MACHINE_CPU = athlon-xp athlon k7 3dnow sse4a sse3 sse2 sse mmx k6 k5 i586
 154 .  elif ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3"
 155 MACHINE_CPU = athlon-xp athlon k7 3dnow sse3 sse2 sse mmx k6 k5 i586
 156 .  elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
 157     ${CPUTYPE} == "athlon-fx"
 158 MACHINE_CPU = athlon-xp athlon k7 3dnow sse2 sse mmx k6 k5 i586
 159 .  elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \
 160     ${CPUTYPE} == "athlon-4"
 161 MACHINE_CPU = athlon-xp athlon k7 3dnow sse mmx k6 k5 i586
 162 .  elif ${CPUTYPE} == "athlon" || ${CPUTYPE} == "athlon-tbird"
 163 MACHINE_CPU = athlon k7 3dnow mmx k6 k5 i586
 164 .  elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" || ${CPUTYPE} == "geode"
 165 MACHINE_CPU = 3dnow mmx k6 k5 i586
 166 .  elif ${CPUTYPE} == "k6"
 167 MACHINE_CPU = mmx k6 k5 i586
 168 .  elif ${CPUTYPE} == "k5"
 169 MACHINE_CPU = k5 i586
 170 .  elif ${CPUTYPE} == "core-avx2"
 171 MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 172 .  elif ${CPUTYPE} == "core-avx-i" || ${CPUTYPE} == "corei7-avx"
 173 MACHINE_CPU = avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 174 .  elif ${CPUTYPE} == "slm" || ${CPUTYPE} == "corei7"
 175 MACHINE_CPU = sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 176 .  elif ${CPUTYPE} == "penryn"
 177 MACHINE_CPU = sse41 ssse3 sse3 sse2 sse i686 mmx i586
 178 .  elif ${CPUTYPE} == "atom" || ${CPUTYPE} == "core2"
 179 MACHINE_CPU = ssse3 sse3 sse2 sse i686 mmx i586
 180 .  elif ${CPUTYPE} == "yonah" || ${CPUTYPE} == "prescott"
 181 MACHINE_CPU = sse3 sse2 sse i686 mmx i586
 182 .  elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m" || \
 183     ${CPUTYPE} == "pentium-m"
 184 MACHINE_CPU = sse2 sse i686 mmx i586
 185 .  elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m"
 186 MACHINE_CPU = sse i686 mmx i586
 187 .  elif ${CPUTYPE} == "pentium2"
 188 MACHINE_CPU = i686 mmx i586
 189 .  elif ${CPUTYPE} == "pentiumpro"
 190 MACHINE_CPU = i686 i586
 191 .  elif ${CPUTYPE} == "pentium-mmx"
 192 MACHINE_CPU = mmx i586
 193 .  elif ${CPUTYPE} == "pentium"
 194 MACHINE_CPU = i586
 195 .  elif ${CPUTYPE} == "c7"
 196 MACHINE_CPU = sse3 sse2 sse i686 mmx i586
 197 .  elif ${CPUTYPE} == "c3-2"
 198 MACHINE_CPU = sse i686 mmx i586
 199 .  elif ${CPUTYPE} == "c3"
 200 MACHINE_CPU = 3dnow mmx i586
 201 .  elif ${CPUTYPE} == "winchip2"
 202 MACHINE_CPU = 3dnow mmx
 203 .  elif ${CPUTYPE} == "winchip-c6"
 204 MACHINE_CPU = mmx
 205 .  endif
 206 MACHINE_CPU += i486
 207 . elif ${MACHINE_CPUARCH} == "amd64"
 208 .  if ${CPUTYPE} == "bdver3" || ${CPUTYPE} == "bdver2" || \
 209     ${CPUTYPE} == "bdver1"
 210 MACHINE_CPU = xop avx sse42 sse41 ssse3 sse4a sse3
 211 .  elif ${CPUTYPE} == "btver2"
 212 MACHINE_CPU = avx sse42 sse41 ssse3 sse4a sse3
 213 .  elif ${CPUTYPE} == "btver1"
 214 MACHINE_CPU = ssse3 sse4a sse3
 215 .  elif ${CPUTYPE} == "amdfam10"
 216 MACHINE_CPU = k8 3dnow sse4a sse3
 217 .  elif ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3" || \
 218     ${CPUTYPE} == "k8-sse3"
 219 MACHINE_CPU = k8 3dnow sse3
 220 .  elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
 221     ${CPUTYPE} == "athlon-fx" || ${CPUTYPE} == "k8"
 222 MACHINE_CPU = k8 3dnow
 223 .  elif ${CPUTYPE} == "core-avx2"
 224 MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse3
 225 .  elif ${CPUTYPE} == "core-avx-i" || ${CPUTYPE} == "corei7-avx"
 226 MACHINE_CPU = avx sse42 sse41 ssse3 sse3
 227 .  elif ${CPUTYPE} == "slm" || ${CPUTYPE} == "corei7"
 228 MACHINE_CPU = sse42 sse41 ssse3 sse3
 229 .  elif ${CPUTYPE} == "penryn"
 230 MACHINE_CPU = sse41 ssse3 sse3
 231 .  elif ${CPUTYPE} == "atom" || ${CPUTYPE} == "core2"
 232 MACHINE_CPU = ssse3 sse3
 233 .  elif ${CPUTYPE} == "nocona"
 234 MACHINE_CPU = sse3
 235 .  endif
 236 MACHINE_CPU += amd64 sse2 sse mmx
 237 . elif ${MACHINE_CPUARCH} == "ia64"
 238 .  if ${CPUTYPE} == "itanium"
 239 MACHINE_CPU = itanium
 240 .  endif
 241 . elif ${MACHINE_ARCH} == "powerpc"
 242 .  if ${CPUTYPE} == "e500"
 243 MACHINE_CPU = booke
 244 .  endif
 245 . elif ${MACHINE_ARCH} == "sparc64"
 246 .  if ${CPUTYPE} == "v9"
 247 MACHINE_CPU = v9
 248 .  elif ${CPUTYPE} == "ultrasparc"
 249 MACHINE_CPU = v9 ultrasparc
 250 .  elif ${CPUTYPE} == "ultrasparc3"
 251 MACHINE_CPU = v9 ultrasparc ultrasparc3
 252 .  endif
 253 . endif
 254 .endif
 255
 256 .if ${MACHINE_CPUARCH} == "mips"
 257 CFLAGS += -G0
 258 .endif
 259
 260 .if ${MACHINE_ARCH} == "armv6"
 261 _CPUCFLAGS += -mfloat-abi=softfp
 262 .endif
 263
 264 # NB: COPTFLAGS is handled in /usr/src/sys/conf/kern.pre.mk
 265
 266 .if !defined(NO_CPU_CFLAGS)
 267 CFLAGS += ${_CPUCFLAGS}
 268 .endif
 269
 270 #
 271 # Prohibit the compiler from emitting SIMD instructions.
 272 # These flags are added to CFLAGS in areas where the extra context-switch
 273 # cost outweighs the advantages of SIMD instructions.
 274 #
 275 # gcc:
 276 # Setting -mno-mmx implies -mno-3dnow
 277 # Setting -mno-sse implies -mno-sse2, -mno-sse3, -mno-ssse3 and -mfpmath=387
 278 #
 279 # clang:
 280 # Setting -mno-mmx implies -mno-3dnow and -mno-3dnowa
 281 # Setting -mno-sse implies -mno-sse2, -mno-sse3, -mno-ssse3, -mno-sse41 and
 282 # -mno-sse42
 283 # (-mfpmath= is not supported)
 284 #
 285 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
 286 CFLAGS_NO_SIMD.clang= -mno-avx
 287 CFLAGS_NO_SIMD= -mno-mmx -mno-sse
 288 .endif
 289 CFLAGS_NO_SIMD += ${CFLAGS_NO_SIMD.${COMPILER_TYPE}}
 290
 291 # Add in any architecture-specific CFLAGS.
 292 # These come from make.conf or the command line or the environment.
 293 CFLAGS += ${CFLAGS.${MACHINE_ARCH}}
 294 CXXFLAGS += ${CXXFLAGS.${MACHINE_ARCH}}