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. if ${MACHINE_ARCH} == "i386" 9_CPUCFLAGS = 10MACHINE_CPU = i486 11. elif ${MACHINE_ARCH} == "alpha" 12_CPUCFLAGS = -mcpu=ev4 -mtune=ev5 13MACHINE_CPU = ev4 14. elif ${MACHINE_ARCH} == "amd64" 15MACHINE_CPU = amd64 sse2 sse 16. elif ${MACHINE_ARCH} == "ia64" 17_CPUCFLAGS = 18MACHINE_CPU = itanium 19. elif ${MACHINE_ARCH} == "sparc64" 20_CPUCFLAGS = 21. elif ${MACHINE_ARCH} == "arm" 22_CPUCFLAGS = 23MACHINE_CPU = arm 24. endif 25.else 26 27# Handle aliases (not documented in make.conf to avoid user confusion 28# between e.g. i586 and pentium) 29 30. if ${MACHINE_ARCH} == "i386" 31. if ${CPUTYPE} == "pentium4" 32CPUTYPE = p4 33. elif ${CPUTYPE} == "pentium3" 34CPUTYPE = p3 35. elif ${CPUTYPE} == "pentiumpro" 36CPUTYPE = i686 37. elif ${CPUTYPE} == "pentium" 38CPUTYPE = i586 39. elif ${CPUTYPE} == "opteron" 40CPUTYPE = athlon-mp 41. elif ${CPUTYPE} == "athlon64" 42CPUTYPE = athlon-xp 43. elif ${CPUTYPE} == "k7" 44CPUTYPE = athlon 45. endif 46. endif 47 48# Logic to set up correct gcc optimization flag. This must be included 49# after /etc/make.conf so it can react to the local value of CPUTYPE 50# defined therein. Consult: 51# http://gcc.gnu.org/onlinedocs/gcc/DEC-Alpha-Options.html 52# http://gcc.gnu.org/onlinedocs/gcc/IA-64-Options.html 53# http://gcc.gnu.org/onlinedocs/gcc/RS-6000-and-PowerPC-Options.html 54# http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html 55# http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86-64-Options.html 56 57. if ${MACHINE_ARCH} == "i386" 58. if ${CPUTYPE} == "crusoe" 59_CPUCFLAGS = -march=i686 -falign-functions=0 -falign-jumps=0 -falign-loops=0 60_ICC_CPUCFLAGS = -tpp6 -xiM 61. elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \ 62 ${CPUTYPE} == "athlon-4" 63_CPUCFLAGS = -march=${CPUTYPE} 64_ICC_CPUCFLAGS = -tpp6 -xiMK 65. elif ${CPUTYPE} == "athlon-tbird" || ${CPUTYPE} == "athlon" 66_CPUCFLAGS = -march=${CPUTYPE} 67_ICC_CPUCFLAGS = -tpp6 -xiM 68. elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" || ${CPUTYPE} == "k6" 69_CPUCFLAGS = -march=${CPUTYPE} 70_ICC_CPUCFLAGS = -tpp6 -xi 71. elif ${CPUTYPE} == "k5" 72_CPUCFLAGS = -march=pentium 73_ICC_CPUCFLAGS = -tpp5 74. elif ${CPUTYPE} == "p4" 75_CPUCFLAGS = -march=pentium4 76_ICC_CPUCFLAGS = -tpp7 -xiMKW 77. elif ${CPUTYPE} == "p3" 78_CPUCFLAGS = -march=pentium3 79_ICC_CPUCFLAGS = -tpp6 -xiMK 80. elif ${CPUTYPE} == "p2" 81_CPUCFLAGS = -march=pentium2 82_ICC_CPUCFLAGS = -tpp6 -xiM 83. elif ${CPUTYPE} == "i686" 84_CPUCFLAGS = -march=pentiumpro 85_ICC_CPUCFLAGS = -tpp6 -xiM 86. elif ${CPUTYPE} == "i586/mmx" 87_CPUCFLAGS = -march=pentium-mmx 88_ICC_CPUCFLAGS = -tpp5 -xM 89. elif ${CPUTYPE} == "i586" 90_CPUCFLAGS = -march=pentium 91_ICC_CPUCFLAGS = -tpp5 92. elif ${CPUTYPE} == "i486" 93_CPUCFLAGS = -march=i486 94_ICC_CPUCFLAGS = 95. endif 96. elif ${MACHINE_ARCH} == "alpha" 97. if ${CPUTYPE} == "ev67" 98_CPUCFLAGS = -mcpu=ev67 99. elif ${CPUTYPE} == "ev6" 100_CPUCFLAGS = -mcpu=ev6 101. elif ${CPUTYPE} == "pca56" 102_CPUCFLAGS = -mcpu=pca56 103. elif ${CPUTYPE} == "ev56" 104_CPUCFLAGS = -mcpu=ev56 105. elif ${CPUTYPE} == "ev5" 106_CPUCFLAGS = -mcpu=ev5 107. elif ${CPUTYPE} == "ev45" 108_CPUCFLAGS = -mcpu=ev45 109. elif ${CPUTYPE} == "ev4" 110_CPUCFLAGS = -mcpu=ev4 111. endif 112. endif 113 114# Set up the list of CPU features based on the CPU type. This is an 115# unordered list to make it easy for client makefiles to test for the 116# presence of a CPU feature. 117 118. if ${MACHINE_ARCH} == "i386" 119. if ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \ 120 ${CPUTYPE} == "athlon-4" 121MACHINE_CPU = athlon-xp k7 3dnow sse mmx k6 k5 i586 i486 i386 122. elif ${CPUTYPE} == "athlon" || ${CPUTYPE} == "athlon-tbird" 123MACHINE_CPU = athlon k7 3dnow mmx k6 k5 i586 i486 i386 124. elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" 125MACHINE_CPU = 3dnow mmx k6 k5 i586 i486 i386 126. elif ${CPUTYPE} == "k6" 127MACHINE_CPU = mmx k6 k5 i586 i486 i386 128. elif ${CPUTYPE} == "k5" 129MACHINE_CPU = k5 i586 i486 i386 130. elif ${CPUTYPE} == "p4" 131MACHINE_CPU = sse2 sse i686 mmx i586 i486 i386 132. elif ${CPUTYPE} == "p3" 133MACHINE_CPU = sse i686 mmx i586 i486 i386 134. elif ${CPUTYPE} == "p2" 135MACHINE_CPU = i686 mmx i586 i486 i386 136. elif ${CPUTYPE} == "i686" 137MACHINE_CPU = i686 i586 i486 i386 138. elif ${CPUTYPE} == "i586/mmx" 139MACHINE_CPU = mmx i586 i486 i386 140. elif ${CPUTYPE} == "i586" 141MACHINE_CPU = i586 i486 i386 142. elif ${CPUTYPE} == "i486" 143MACHINE_CPU = i486 i386 144. elif ${CPUTYPE} == "i386" 145MACHINE_CPU = i386 146. endif 147. elif ${MACHINE_ARCH} == "alpha" 148. if ${CPUTYPE} == "ev6" 149MACHINE_CPU = ev6 ev56 pca56 ev5 ev45 ev4 150. elif ${CPUTYPE} == "pca56" 151MACHINE_CPU = pca56 ev56 ev5 ev45 ev4 152. elif ${CPUTYPE} == "ev56" 153MACHINE_CPU = ev56 ev5 ev45 ev4 154. elif ${CPUTYPE} == "ev5" 155MACHINE_CPU = ev5 ev45 ev4 156. elif ${CPUTYPE} == "ev45" 157MACHINE_CPU = ev45 ev4 158. elif ${CPUTYPE} == "ev4" 159MACHINE_CPU = ev4 160. endif 161. elif ${MACHINE_ARCH} == "amd64" 162MACHINE_CPU = amd64 sse2 sse 163. elif ${MACHINE_ARCH} == "ia64" 164. if ${CPUTYPE} == "itanium" 165MACHINE_CPU = itanium 166. endif 167. endif 168.endif 169 170.if ${MACHINE_ARCH} == "alpha" 171_CPUCFLAGS += -mieee 172.endif 173 174# NB: COPTFLAGS is handled in /usr/src/sys/conf/kern.pre.mk 175 176.if !defined(NO_CPU_CFLAGS) 177. if ${CC} == "icc" 178CFLAGS += ${_ICC_CPUCFLAGS} 179. else 180CFLAGS += ${_CPUCFLAGS} 181. endif 182.endif 183