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