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_ARCH} == "i386"
  10 MACHINE_CPU = i486
  11 . elif ${MACHINE_ARCH} == "amd64"
  12 MACHINE_CPU = amd64 sse2 sse mmx
  13 . elif ${MACHINE_ARCH} == "ia64"
  14 MACHINE_CPU = itanium
  15 . elif ${MACHINE_ARCH} == "powerpc"
  16 MACHINE_CPU = aim
  17 . elif ${MACHINE_ARCH} == "sparc64"
  18 MACHINE_CPU = ultrasparc
  19 . elif ${MACHINE_ARCH} == "arm"
  20 MACHINE_CPU = arm
  21 . elif ${MACHINE_ARCH} == "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_ARCH} == "i386"
  30 .  if ${CPUTYPE} == "nocona"
  31 CPUTYPE = prescott
  32 .  elif ${CPUTYPE} == "core"
  33 CPUTYPE = prescott
  34 .  elif ${CPUTYPE} == "p4"
  35 CPUTYPE = pentium4
  36 .  elif ${CPUTYPE} == "p4m"
  37 CPUTYPE = pentium4m
  38 .  elif ${CPUTYPE} == "p3"
  39 CPUTYPE = pentium3
  40 .  elif ${CPUTYPE} == "p3m"
  41 CPUTYPE = pentium3m
  42 .  elif ${CPUTYPE} == "p-m"
  43 CPUTYPE = pentium-m
  44 .  elif ${CPUTYPE} == "p2"
  45 CPUTYPE = pentium2
  46 .  elif ${CPUTYPE} == "i686"
  47 CPUTYPE = pentiumpro
  48 .  elif ${CPUTYPE} == "i586/mmx"
  49 CPUTYPE = pentium-mmx
  50 .  elif ${CPUTYPE} == "i586"
  51 CPUTYPE = pentium
  52 .  elif ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3" || \
  53      ${CPUTYPE} == "k8-sse3"
  54 CPUTYPE = prescott
  55 .  elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
  56      ${CPUTYPE} == "k8"
  57 CPUTYPE = athlon-mp
  58 .  elif ${CPUTYPE} == "k7"
  59 CPUTYPE = athlon
  60 .  endif
  61 . elif ${MACHINE_ARCH} == "amd64"
  62 .  if ${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_ARCH} == "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 ${CPUTYPE} == "core2"
  90 _CPUCFLAGS = -march=prescott
  91 .  else
  92 _CPUCFLAGS = -march=${CPUTYPE}
  93 .  endif # GCC on 'i386'
  94 .  if ${CPUTYPE} == "crusoe"
  95 _ICC_CPUCFLAGS = -tpp6 -xiM
  96 .  elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \
  97     ${CPUTYPE} == "athlon-4"
  98 _ICC_CPUCFLAGS = -tpp6 -xiMK
  99 .  elif ${CPUTYPE} == "athlon-tbird" || ${CPUTYPE} == "athlon"
 100 _ICC_CPUCFLAGS = -tpp6 -xiM
 101 .  elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" || ${CPUTYPE} == "k6"
 102 _ICC_CPUCFLAGS = -tpp6 -xi
 103 .  elif ${CPUTYPE} == "k5"
 104 _ICC_CPUCFLAGS = -tpp5
 105 .  elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m"
 106 _ICC_CPUCFLAGS = -tpp7 -xiMKW
 107 .  elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m" || \
 108      ${CPUTYPE} == "pentium-m"
 109 _ICC_CPUCFLAGS = -tpp6 -xiMK
 110 .  elif ${CPUTYPE} == "pentium2" || ${CPUTYPE} == "pentiumpro"
 111 _ICC_CPUCFLAGS = -tpp6 -xiM
 112 .  elif ${CPUTYPE} == "pentium-mmx"
 113 _ICC_CPUCFLAGS = -tpp5 -xM
 114 .  elif ${CPUTYPE} == "pentium"
 115 _ICC_CPUCFLAGS = -tpp5
 116 .  else
 117 _ICC_CPUCFLAGS =
 118 .  endif # ICC on 'i386'
 119 . elif ${MACHINE_ARCH} == "amd64"
 120 _CPUCFLAGS = -march=${CPUTYPE}
 121 . elif ${MACHINE_ARCH} == "arm"
 122 .  if ${CPUTYPE} == "xscale"
 123 #XXX: gcc doesn't seem to like -mcpu=xscale, and dies while rebuilding itself
 124 #_CPUCFLAGS = -mcpu=xscale
 125 _CPUCFLAGS = -march=armv5te -D__XSCALE__
 126 .  else
 127 _CPUCFLAGS = -mcpu=${CPUTYPE}
 128 .  endif
 129 . elif ${MACHINE_ARCH} == "powerpc"
 130 .  if ${CPUTYPE} == "e500"
 131 _CPUCFLAGS = -Wa,-me500 -msoft-float
 132 .  else
 133 _CPUCFLAGS = -mcpu=${CPUTYPE} -mno-powerpc64
 134 .  endif
 135 . elif ${MACHINE_ARCH} == "mips"
 136 .  if ${CPUTYPE} == "mips32"
 137 _CPUCFLAGS = -march=mips32
 138 .  elif ${CPUTYPE} == "mips32r2"
 139 _CPUCFLAGS = -march=mips32r2
 140 .  elif ${CPUTYPE} == "mips64"
 141 _CPUCFLAGS = -march=mips64
 142 .  elif ${CPUTYPE} == "mips64r2"
 143 _CPUCFLAGS = -march=mips64r2
 144 .  elif ${CPUTYPE} == "mips4kc"
 145 _CPUCFLAGS = -march=4kc
 146 .  elif ${CPUTYPE} == "mips24kc"
 147 _CPUCFLAGS = -march=24kc
 148 .  endif
 149 . elif ${MACHINE_ARCH} == "sparc64"
 150 .  if ${CPUTYPE} == "v9"
 151 _CPUCFLAGS = -mcpu=v9
 152 .  elif ${CPUTYPE} == "ultrasparc"
 153 _CPUCFLAGS = -mcpu=ultrasparc
 154 .  elif ${CPUTYPE} == "ultrasparc3"
 155 _CPUCFLAGS = -mcpu=ultrasparc3
 156 .  endif
 157 . endif
 158
 159 # Set up the list of CPU features based on the CPU type.  This is an
 160 # unordered list to make it easy for client makefiles to test for the
 161 # presence of a CPU feature.
 162
 163 . if ${MACHINE_ARCH} == "i386"
 164 .  if ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3"
 165 MACHINE_CPU = athlon-xp athlon k7 3dnow sse3 sse2 sse mmx k6 k5 i586 i486 i386
 166 .  elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64"
 167 MACHINE_CPU = athlon-xp athlon k7 3dnow sse2 sse mmx k6 k5 i586 i486 i386
 168 .  elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \
 169     ${CPUTYPE} == "athlon-4"
 170 MACHINE_CPU = athlon-xp athlon k7 3dnow sse mmx k6 k5 i586 i486 i386
 171 .  elif ${CPUTYPE} == "athlon" || ${CPUTYPE} == "athlon-tbird"
 172 MACHINE_CPU = athlon k7 3dnow mmx k6 k5 i586 i486 i386
 173 .  elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" || ${CPUTYPE} == "geode"
 174 MACHINE_CPU = 3dnow mmx k6 k5 i586 i486 i386
 175 .  elif ${CPUTYPE} == "k6"
 176 MACHINE_CPU = mmx k6 k5 i586 i486 i386
 177 .  elif ${CPUTYPE} == "k5"
 178 MACHINE_CPU = k5 i586 i486 i386
 179 .  elif ${CPUTYPE} == "c3"
 180 MACHINE_CPU = 3dnow mmx i586 i486 i386
 181 .  elif ${CPUTYPE} == "c3-2"
 182 MACHINE_CPU = sse mmx i586 i486 i386
 183 .  elif ${CPUTYPE} == "c7"
 184 MACHINE_CPU = sse3 sse2 sse i686 mmx i586 i486 i386
 185 .  elif ${CPUTYPE} == "core2"
 186 MACHINE_CPU = ssse3 sse3 sse2 sse i686 mmx i586 i486 i386
 187 .  elif ${CPUTYPE} == "prescott"
 188 MACHINE_CPU = sse3 sse2 sse i686 mmx i586 i486 i386
 189 .  elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m" || ${CPUTYPE} == "pentium-m"
 190 MACHINE_CPU = sse2 sse i686 mmx i586 i486 i386
 191 .  elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m"
 192 MACHINE_CPU = sse i686 mmx i586 i486 i386
 193 .  elif ${CPUTYPE} == "pentium2"
 194 MACHINE_CPU = i686 mmx i586 i486 i386
 195 .  elif ${CPUTYPE} == "pentiumpro"
 196 MACHINE_CPU = i686 i586 i486 i386
 197 .  elif ${CPUTYPE} == "pentium-mmx"
 198 MACHINE_CPU = mmx i586 i486 i386
 199 .  elif ${CPUTYPE} == "pentium"
 200 MACHINE_CPU = i586 i486 i386
 201 .  elif ${CPUTYPE} == "i486"
 202 MACHINE_CPU = i486 i386
 203 .  elif ${CPUTYPE} == "i386"
 204 MACHINE_CPU = i386
 205 .  endif
 206 . elif ${MACHINE_ARCH} == "amd64"
 207 .  if ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3" || ${CPUTYPE} == "k8-sse3"
 208 MACHINE_CPU = k8 3dnow sse3
 209 .  elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || ${CPUTYPE} == "k8"
 210 MACHINE_CPU = k8 3dnow
 211 .  elif ${CPUTYPE} == "core2"
 212 MACHINE_CPU = ssse3 sse3
 213 .  elif ${CPUTYPE} == "nocona"
 214 MACHINE_CPU = sse3
 215 .  endif
 216 MACHINE_CPU += amd64 sse2 sse mmx
 217 . elif ${MACHINE_ARCH} == "ia64"
 218 .  if ${CPUTYPE} == "itanium"
 219 MACHINE_CPU = itanium
 220 .  endif
 221 . elif ${MACHINE_ARCH} == "powerpc"
 222 .  if ${CPUTYPE} == "e500"
 223 MACHINE_CPU = booke
 224 .  endif
 225 . elif ${MACHINE_ARCH} == "sparc64"
 226 .  if ${CPUTYPE} == "v9"
 227 MACHINE_CPU = v9
 228 .  elif ${CPUTYPE} == "ultrasparc"
 229 MACHINE_CPU = v9 ultrasparc
 230 .  elif ${CPUTYPE} == "ultrasparc3"
 231 MACHINE_CPU = v9 ultrasparc ultrasparc3
 232 .  endif
 233 . endif
 234 .endif
 235
 236 .if ${MACHINE_ARCH} == "arm" && defined(TARGET_BIG_ENDIAN)
 237 CFLAGS += -mbig-endian
 238 LDFLAGS += -mbig-endian
 239 LD += -EB
 240 .endif
 241
 242 .if ${MACHINE_ARCH} == "mips"
 243 . if defined(TARGET_BIG_ENDIAN)
 244 CFLAGS += -EB
 245 LDFLAGS += -EB
 246 LD += -EB
 247 . else
 248 CFLAGS += -EL
 249 LDFLAGS += -EL
 250 LD += -EL
 251 . endif
 252 CFLAGS += -msoft-float -G0 -mno-dsp -mabicalls
 253 .endif
 254
 255 # NB: COPTFLAGS is handled in /usr/src/sys/conf/kern.pre.mk
 256
 257 .if !defined(NO_CPU_CFLAGS)
 258 . if ${CC} == "icc"
 259 CFLAGS += ${_ICC_CPUCFLAGS}
 260 . else
 261 CFLAGS += ${_CPUCFLAGS}
 262 . endif
 263 .endif