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" || ${CPUTYPE} == "athlon64" || \
  53      ${CPUTYPE} == "k8"
  54 CPUTYPE = athlon-mp
  55 .  elif ${CPUTYPE} == "k7"
  56 CPUTYPE = athlon
  57 .  endif
  58 . elif ${MACHINE_ARCH} == "amd64"
  59 .  if ${CPUTYPE} == "prescott" || ${CPUTYPE} == "core2"
  60 CPUTYPE = nocona
  61 .  endif
  62 . elif ${MACHINE_ARCH} == "sparc64"
  63 .  if ${CPUTYPE} == "us"
  64 CPUTYPE = ultrasparc
  65 .  elif ${CPUTYPE} == "us3"
  66 CPUTYPE = ultrasparc3
  67 .  endif
  68 . endif
  69
  70 ###############################################################################
  71 # Logic to set up correct gcc optimization flag.  This must be included
  72 # after /etc/make.conf so it can react to the local value of CPUTYPE
  73 # defined therein.  Consult:
  74 #       http://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html
  75 #       http://gcc.gnu.org/onlinedocs/gcc/IA_002d64-Options.html
  76 #       http://gcc.gnu.org/onlinedocs/gcc/RS_002f6000-and-PowerPC-Options.html
  77 #       http://gcc.gnu.org/onlinedocs/gcc/MIPS-Options.html
  78 #       http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html
  79 #       http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86_002d64-Options.html
  80
  81 . if ${MACHINE_ARCH} == "i386"
  82 .  if ${CPUTYPE} == "crusoe"
  83 _CPUCFLAGS = -march=i686 -falign-functions=0 -falign-jumps=0 -falign-loops=0
  84 .  elif ${CPUTYPE} == "k5"
  85 _CPUCFLAGS = -march=pentium
  86 .  else
  87 _CPUCFLAGS = -march=${CPUTYPE}
  88 .  endif # GCC on 'i386'
  89 .  if ${CPUTYPE} == "crusoe"
  90 _ICC_CPUCFLAGS = -tpp6 -xiM
  91 .  elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \
  92     ${CPUTYPE} == "athlon-4"
  93 _ICC_CPUCFLAGS = -tpp6 -xiMK
  94 .  elif ${CPUTYPE} == "athlon-tbird" || ${CPUTYPE} == "athlon"
  95 _ICC_CPUCFLAGS = -tpp6 -xiM
  96 .  elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" || ${CPUTYPE} == "k6"
  97 _ICC_CPUCFLAGS = -tpp6 -xi
  98 .  elif ${CPUTYPE} == "k5"
  99 _ICC_CPUCFLAGS = -tpp5
 100 .  elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m"
 101 _ICC_CPUCFLAGS = -tpp7 -xiMKW
 102 .  elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m" || \
 103      ${CPUTYPE} == "pentium-m"
 104 _ICC_CPUCFLAGS = -tpp6 -xiMK
 105 .  elif ${CPUTYPE} == "pentium2" || ${CPUTYPE} == "pentiumpro"
 106 _ICC_CPUCFLAGS = -tpp6 -xiM
 107 .  elif ${CPUTYPE} == "pentium-mmx"
 108 _ICC_CPUCFLAGS = -tpp5 -xM
 109 .  elif ${CPUTYPE} == "pentium"
 110 _ICC_CPUCFLAGS = -tpp5
 111 .  else
 112 _ICC_CPUCFLAGS =
 113 .  endif # ICC on 'i386'
 114 . elif ${MACHINE_ARCH} == "amd64"
 115 _CPUCFLAGS = -march=${CPUTYPE}
 116 . elif ${MACHINE_ARCH} == "arm"
 117 .  if ${CPUTYPE} == "xscale"
 118 #XXX: gcc doesn't seem to like -mcpu=xscale, and dies while rebuilding itself
 119 #_CPUCFLAGS = -mcpu=xscale
 120 _CPUCFLAGS = -march=armv5te -D__XSCALE__
 121 .  else
 122 _CPUCFLAGS = -mcpu=${CPUTYPE}
 123 .  endif
 124 . elif ${MACHINE_ARCH} == "powerpc"
 125 .  if ${CPUTYPE} == "e500"
 126 _CPUCFLAGS = -Wa,-me500 -msoft-float
 127 .  else
 128 _CPUCFLAGS = -mcpu=${CPUTYPE} -mno-powerpc64
 129 .  endif
 130 . elif ${MACHINE_ARCH} == "mips"
 131 .  if ${CPUTYPE} == "mips32"
 132 _CPUCFLAGS = -march=mips32
 133 .  elif ${CPUTYPE} == "mips32r2"
 134 _CPUCFLAGS = -march=mips32r2
 135 .  elif ${CPUTYPE} == "mips64"
 136 _CPUCFLAGS = -march=mips64
 137 .  elif ${CPUTYPE} == "mips64r2"
 138 _CPUCFLAGS = -march=mips64r2
 139 .  elif ${CPUTYPE} == "mips4kc"
 140 _CPUCFLAGS = -march=4kc
 141 .  elif ${CPUTYPE} == "mips24kc"
 142 _CPUCFLAGS = -march=24kc
 143 .  endif
 144 . elif ${MACHINE_ARCH} == "sparc64"
 145 .  if ${CPUTYPE} == "v9"
 146 _CPUCFLAGS = -mcpu=v9
 147 .  elif ${CPUTYPE} == "ultrasparc"
 148 _CPUCFLAGS = -mcpu=ultrasparc
 149 .  elif ${CPUTYPE} == "ultrasparc3"
 150 _CPUCFLAGS = -mcpu=ultrasparc3
 151 .  endif
 152 . endif
 153
 154 # Set up the list of CPU features based on the CPU type.  This is an
 155 # unordered list to make it easy for client makefiles to test for the
 156 # presence of a CPU feature.
 157
 158 . if ${MACHINE_ARCH} == "i386"
 159 .  if ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64"
 160 MACHINE_CPU = athlon-xp athlon k7 3dnow sse2 sse mmx k6 k5 i586 i486 i386
 161 .  elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \
 162     ${CPUTYPE} == "athlon-4"
 163 MACHINE_CPU = athlon-xp athlon k7 3dnow sse mmx k6 k5 i586 i486 i386
 164 .  elif ${CPUTYPE} == "athlon" || ${CPUTYPE} == "athlon-tbird"
 165 MACHINE_CPU = athlon k7 3dnow mmx k6 k5 i586 i486 i386
 166 .  elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2"
 167 MACHINE_CPU = 3dnow mmx k6 k5 i586 i486 i386
 168 .  elif ${CPUTYPE} == "k6"
 169 MACHINE_CPU = mmx k6 k5 i586 i486 i386
 170 .  elif ${CPUTYPE} == "k5"
 171 MACHINE_CPU = k5 i586 i486 i386
 172 .  elif ${CPUTYPE} == "c3"
 173 MACHINE_CPU = 3dnow mmx i586 i486 i386
 174 .  elif ${CPUTYPE} == "c3-2"
 175 MACHINE_CPU = sse mmx i586 i486 i386
 176 .  elif ${CPUTYPE} == "c7"
 177 MACHINE_CPU = sse3 sse2 sse i686 mmx i586 i486 i386
 178 .  elif ${CPUTYPE} == "prescott"
 179 MACHINE_CPU = sse3 sse2 sse i686 mmx i586 i486 i386
 180 .  elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m" || ${CPUTYPE} == "pentium-m"
 181 MACHINE_CPU = sse2 sse i686 mmx i586 i486 i386
 182 .  elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m"
 183 MACHINE_CPU = sse i686 mmx i586 i486 i386
 184 .  elif ${CPUTYPE} == "pentium2"
 185 MACHINE_CPU = i686 mmx i586 i486 i386
 186 .  elif ${CPUTYPE} == "pentiumpro"
 187 MACHINE_CPU = i686 i586 i486 i386
 188 .  elif ${CPUTYPE} == "pentium-mmx"
 189 MACHINE_CPU = mmx i586 i486 i386
 190 .  elif ${CPUTYPE} == "pentium"
 191 MACHINE_CPU = i586 i486 i386
 192 .  elif ${CPUTYPE} == "i486"
 193 MACHINE_CPU = i486 i386
 194 .  elif ${CPUTYPE} == "i386"
 195 MACHINE_CPU = i386
 196 .  endif
 197 . elif ${MACHINE_ARCH} == "amd64"
 198 .  if ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || ${CPUTYPE} == "k8"
 199 MACHINE_CPU = k8 3dnow
 200 .  elif ${CPUTYPE} == "nocona"
 201 MACHINE_CPU = sse3
 202 .  endif
 203 MACHINE_CPU += amd64 sse2 sse mmx
 204 . elif ${MACHINE_ARCH} == "ia64"
 205 .  if ${CPUTYPE} == "itanium"
 206 MACHINE_CPU = itanium
 207 .  endif
 208 . elif ${MACHINE_ARCH} == "powerpc"
 209 .  if ${CPUTYPE} == "e500"
 210 MACHINE_CPU = booke
 211 .  endif
 212 . elif ${MACHINE_ARCH} == "sparc64"
 213 .  if ${CPUTYPE} == "v9"
 214 MACHINE_CPU = v9
 215 .  elif ${CPUTYPE} == "ultrasparc"
 216 MACHINE_CPU = v9 ultrasparc
 217 .  elif ${CPUTYPE} == "ultrasparc3"
 218 MACHINE_CPU = v9 ultrasparc ultrasparc3
 219 .  endif
 220 . endif
 221 .endif
 222
 223 .if ${MACHINE_ARCH} == "arm" && defined(TARGET_BIG_ENDIAN)
 224 CFLAGS += -mbig-endian
 225 LDFLAGS += -mbig-endian
 226 LD += -EB
 227 .endif
 228
 229 .if ${MACHINE_ARCH} == "mips"
 230 . if defined(TARGET_BIG_ENDIAN)
 231 CFLAGS += -EB
 232 LDFLAGS += -Wl,-EB
 233 LD += -EB
 234 . else
 235 CFLAGS += -EL
 236 LDFLAGS += -Wl,-EL
 237 LD += -EL
 238 . endif
 239 CFLAGS += -msoft-float -G0 -mno-dsp -mabicalls
 240 .endif
 241
 242 # NB: COPTFLAGS is handled in /usr/src/sys/conf/kern.pre.mk
 243
 244 .if !defined(NO_CPU_CFLAGS)
 245 . if ${CC} == "icc"
 246 CFLAGS += ${_ICC_CPUCFLAGS}
 247 . else
 248 CFLAGS += ${_CPUCFLAGS}
 249 . endif
 250 .endif