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" 10MACHINE_CPU = i486 11. elif ${MACHINE_ARCH} == "amd64" 12MACHINE_CPU = amd64 sse2 sse 13. elif ${MACHINE_ARCH} == "ia64" 14MACHINE_CPU = itanium 15. elif ${MACHINE_ARCH} == "powerpc" 16MACHINE_CPU = aim 17. elif ${MACHINE_ARCH} == "sparc64" 18. elif ${MACHINE_ARCH} == "arm" 19MACHINE_CPU = arm 20. elif ${MACHINE_ARCH} == "mips" 21MACHINE_CPU = mips 22. endif 23.else 24 25# Handle aliases (not documented in make.conf to avoid user confusion 26# between e.g. i586 and pentium) 27 28. if ${MACHINE_ARCH} == "i386" 29. if ${CPUTYPE} == "nocona" 30CPUTYPE = prescott 31. elif ${CPUTYPE} == "core" || ${CPUTYPE} == "core2" 32CPUTYPE = prescott 33. elif ${CPUTYPE} == "p4" 34CPUTYPE = pentium4 35. elif ${CPUTYPE} == "p4m" 36CPUTYPE = pentium4m 37. elif ${CPUTYPE} == "p3" 38CPUTYPE = pentium3 39. elif ${CPUTYPE} == "p3m" 40CPUTYPE = pentium3m 41. elif ${CPUTYPE} == "p-m" 42CPUTYPE = pentium-m 43. elif ${CPUTYPE} == "p2" 44CPUTYPE = pentium2 45. elif ${CPUTYPE} == "i686" 46CPUTYPE = pentiumpro 47. elif ${CPUTYPE} == "i586/mmx" 48CPUTYPE = pentium-mmx 49. elif ${CPUTYPE} == "i586" 50CPUTYPE = pentium 51. elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \ 52 ${CPUTYPE} == "k8" 53CPUTYPE = athlon-mp 54. elif ${CPUTYPE} == "k7" 55CPUTYPE = athlon 56. endif 57. elif ${MACHINE_ARCH} == "amd64" 58. if ${CPUTYPE} == "prescott" || ${CPUTYPE} == "core2" 59CPUTYPE = nocona 60. endif 61. endif 62 63############################################################################### 64# Logic to set up correct gcc optimization flag. This must be included 65# after /etc/make.conf so it can react to the local value of CPUTYPE 66# defined therein. Consult: 67# http://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html 68# http://gcc.gnu.org/onlinedocs/gcc/IA_002d64-Options.html 69# http://gcc.gnu.org/onlinedocs/gcc/RS_002f6000-and-PowerPC-Options.html 70# http://gcc.gnu.org/onlinedocs/gcc/MIPS-Options.html 71# http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html 72# http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86_002d64-Options.html 73 74. if ${MACHINE_ARCH} == "i386" 75. if ${CPUTYPE} == "crusoe" 76_CPUCFLAGS = -march=i686 -falign-functions=0 -falign-jumps=0 -falign-loops=0 77. elif ${CPUTYPE} == "k5" 78_CPUCFLAGS = -march=pentium 79. else 80_CPUCFLAGS = -march=${CPUTYPE} 81. endif # GCC on 'i386' 82. if ${CPUTYPE} == "crusoe" 83_ICC_CPUCFLAGS = -tpp6 -xiM 84. elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \ 85 ${CPUTYPE} == "athlon-4" 86_ICC_CPUCFLAGS = -tpp6 -xiMK 87. elif ${CPUTYPE} == "athlon-tbird" || ${CPUTYPE} == "athlon" 88_ICC_CPUCFLAGS = -tpp6 -xiM 89. elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" || ${CPUTYPE} == "k6" 90_ICC_CPUCFLAGS = -tpp6 -xi 91. elif ${CPUTYPE} == "k5" 92_ICC_CPUCFLAGS = -tpp5 93. elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m" 94_ICC_CPUCFLAGS = -tpp7 -xiMKW 95. elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m" || \ 96 ${CPUTYPE} == "pentium-m" 97_ICC_CPUCFLAGS = -tpp6 -xiMK 98. elif ${CPUTYPE} == "pentium2" || ${CPUTYPE} == "pentiumpro" 99_ICC_CPUCFLAGS = -tpp6 -xiM 100. elif ${CPUTYPE} == "pentium-mmx" 101_ICC_CPUCFLAGS = -tpp5 -xM 102. elif ${CPUTYPE} == "pentium" 103_ICC_CPUCFLAGS = -tpp5 104. else 105_ICC_CPUCFLAGS = 106. endif # ICC on 'i386' 107. elif ${MACHINE_ARCH} == "amd64" 108_CPUCFLAGS = -march=${CPUTYPE} 109. elif ${MACHINE_ARCH} == "arm" 110. if ${CPUTYPE} == "xscale" 111#XXX: gcc doesn't seem to like -mcpu=xscale, and dies while rebuilding itself 112#_CPUCFLAGS = -mcpu=xscale 113_CPUCFLAGS = -march=armv5te -D__XSCALE__ 114. else 115_CPUCFLAGS = -mcpu=${CPUTYPE} 116. endif 117. elif ${MACHINE_ARCH} == "powerpc" 118. if ${CPUTYPE} == "e500" 119MACHINE_CPU = booke 120_CPUCFLAGS = -Wa,-me500 -msoft-float 121. else 122_CPUCFLAGS = -mcpu=${CPUTYPE} -mno-powerpc64 123. endif 124. elif ${MACHINE_ARCH} == "mips" 125. if ${CPUTYPE} == "mips32" 126_CPUCFLAGS = -march=mips32 127. elif ${CPUTYPE} == "mips32r2" 128_CPUCFLAGS = -march=mips32r2 129. elif ${CPUTYPE} == "mips64" 130_CPUCFLAGS = -march=mips64 131. elif ${CPUTYPE} == "mips64r2" 132_CPUCFLAGS = -march=mips64r2 133. elif ${CPUTYPE} == "mips4kc" 134_CPUCFLAGS = -march=4kc 135. elif ${CPUTYPE} == "mips24kc" 136_CPUCFLAGS = -march=24kc 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_ARCH} == "i386" 145. if ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" 146MACHINE_CPU = athlon-xp athlon k7 3dnow sse2 sse mmx k6 k5 i586 i486 i386 147. elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \ 148 ${CPUTYPE} == "athlon-4" 149MACHINE_CPU = athlon-xp athlon k7 3dnow sse mmx k6 k5 i586 i486 i386 150. elif ${CPUTYPE} == "athlon" || ${CPUTYPE} == "athlon-tbird" 151MACHINE_CPU = athlon k7 3dnow mmx k6 k5 i586 i486 i386 152. elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" 153MACHINE_CPU = 3dnow mmx k6 k5 i586 i486 i386 154. elif ${CPUTYPE} == "k6" 155MACHINE_CPU = mmx k6 k5 i586 i486 i386 156. elif ${CPUTYPE} == "k5" 157MACHINE_CPU = k5 i586 i486 i386 158. elif ${CPUTYPE} == "c3" 159MACHINE_CPU = 3dnow mmx i586 i486 i386 160. elif ${CPUTYPE} == "c3-2" 161MACHINE_CPU = sse mmx i586 i486 i386 162. elif ${CPUTYPE} == "c7" 163MACHINE_CPU = sse3 sse2 sse i686 mmx i586 i486 i386 164. elif ${CPUTYPE} == "prescott" 165MACHINE_CPU = sse3 sse2 sse i686 mmx i586 i486 i386 166. elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m" || ${CPUTYPE} == "pentium-m" 167MACHINE_CPU = sse2 sse i686 mmx i586 i486 i386 168. elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m" 169MACHINE_CPU = sse i686 mmx i586 i486 i386 170. elif ${CPUTYPE} == "pentium2" 171MACHINE_CPU = i686 mmx i586 i486 i386 172. elif ${CPUTYPE} == "pentiumpro" 173MACHINE_CPU = i686 i586 i486 i386 174. elif ${CPUTYPE} == "pentium-mmx" 175MACHINE_CPU = mmx i586 i486 i386 176. elif ${CPUTYPE} == "pentium" 177MACHINE_CPU = i586 i486 i386 178. elif ${CPUTYPE} == "i486" 179MACHINE_CPU = i486 i386 180. elif ${CPUTYPE} == "i386" 181MACHINE_CPU = i386 182. endif 183. elif ${MACHINE_ARCH} == "amd64" 184. if ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || ${CPUTYPE} == "k8" 185MACHINE_CPU = k8 3dnow 186. elif ${CPUTYPE} == "nocona" 187MACHINE_CPU = sse3 188. endif 189MACHINE_CPU += amd64 sse2 sse mmx 190. elif ${MACHINE_ARCH} == "ia64" 191. if ${CPUTYPE} == "itanium" 192MACHINE_CPU = itanium 193. endif 194. endif 195.endif 196 197.if ${MACHINE_ARCH} == "arm" && defined(TARGET_BIG_ENDIAN) 198CFLAGS += -mbig-endian 199LDFLAGS += -mbig-endian 200LD += -EB 201.endif 202 203.if ${MACHINE_ARCH} == "mips" 204. if defined(TARGET_BIG_ENDIAN) 205CFLAGS += -EB 206LDFLAGS += -Wl,-EB 207LD += -EB 208. else 209CFLAGS += -EL 210LDFLAGS += -Wl,-EL 211LD += -EL 212. endif 213CFLAGS += -msoft-float -G0 -mno-dsp -mabicalls 214.endif 215 216# NB: COPTFLAGS is handled in /usr/src/sys/conf/kern.pre.mk 217 218.if !defined(NO_CPU_CFLAGS) 219. if ${CC} == "icc" 220CFLAGS += ${_ICC_CPUCFLAGS} 221. else 222CFLAGS += ${_CPUCFLAGS} 223. endif 224.endif 225