bsd.cpu.mk revision 112768
1130803Smarcel# $FreeBSD: head/share/mk/bsd.cpu.mk 112768 2003-03-29 03:13:19Z obrien $ 2130803Smarcel 3130803Smarcel# Set default CPU compile flags and baseline CPUTYPE for each arch. The 4130803Smarcel# compile flags must support the minimum CPU type for each architecture but 5130803Smarcel# may tune support for more advanced processors. 6130803Smarcel 7130803Smarcel.if !defined(CPUTYPE) || empty(CPUTYPE) 8130803Smarcel. if ${MACHINE_ARCH} == "i386" 9130803Smarcel_CPUCFLAGS = -mcpu=pentiumpro 10130803SmarcelMACHINE_CPU = i386 11130803Smarcel. elif ${MACHINE_ARCH} == "alpha" 12130803Smarcel_CPUCFLAGS = -mcpu=ev4 -mtune=ev5 13130803SmarcelMACHINE_CPU = ev4 14130803Smarcel.elif ${MACHINE_ARCH} == "x86-64" || ${MACHINE_ARCH} == "x86_64" 15130803SmarcelMACHINE_CPU = x86-64 sse2 sse 16130803Smarcel. elif ${MACHINE_ARCH} == "ia64" 17130803Smarcel_CPUCFLAGS = 18130803SmarcelMACHINE_CPU = itanium 19130803Smarcel. elif ${MACHINE_ARCH} == "sparc64" 20130803Smarcel_CPUCFLAGS = 21130803Smarcel. endif 22130803Smarcel.else 23130803Smarcel 24130803Smarcel# Handle aliases (not documented in make.conf to avoid user confusion 25130803Smarcel# between e.g. i586 and pentium) 26130803Smarcel 27130803Smarcel. if ${MACHINE_ARCH} == "i386" 28130803Smarcel. if ${CPUTYPE} == "pentiumpro" 29130803SmarcelCPUTYPE = i686 30130803Smarcel. elif ${CPUTYPE} == "pentium" 31130803SmarcelCPUTYPE = i586 32130803Smarcel. elif ${CPUTYPE} == "k7" 33130803SmarcelCPUTYPE = athlon 34130803Smarcel. endif 35130803Smarcel. endif 36130803Smarcel 37130803Smarcel# Logic to set up correct gcc optimization flag. This must be included 38130803Smarcel# after /etc/make.conf so it can react to the local value of CPUTYPE 39130803Smarcel# defined therein. Consult: 40130803Smarcel# http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86-64-Options.html 41130803Smarcel# http://gcc.gnu.org/onlinedocs/gcc/DEC-Alpha-Options.html 42130803Smarcel# http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html 43130803Smarcel# http://gcc.gnu.org/onlinedocs/gcc/RS-6000-and-PowerPC-Options.html 44130803Smarcel 45130803Smarcel. if ${MACHINE_ARCH} == "i386" 46130803Smarcel. if ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || ${CPUTYPE} == "athlon-4" || ${CPUTYPE} == "athlon" 47130803Smarcel_CPUCFLAGS = -march=${CPUTYPE} 48130803Smarcel. elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" || ${CPUTYPE} == "k6" 49130803Smarcel_CPUCFLAGS = -march=${CPUTYPE} 50130803Smarcel. elif ${CPUTYPE} == "k5" 51130803Smarcel_CPUCFLAGS = -march=pentium 52130803Smarcel. elif ${CPUTYPE} == "p4" 53130803Smarcel_CPUCFLAGS = -march=pentium4 54130803Smarcel. elif ${CPUTYPE} == "p3" 55130803Smarcel_CPUCFLAGS = -march=pentium3 56130803Smarcel. elif ${CPUTYPE} == "p2" 57130803Smarcel_CPUCFLAGS = -march=pentium2 58130803Smarcel. elif ${CPUTYPE} == "i686" 59130803Smarcel_CPUCFLAGS = -march=pentiumpro 60130803Smarcel. elif ${CPUTYPE} == "i586/mmx" 61130803Smarcel_CPUCFLAGS = -march=pentium-mmx 62130803Smarcel. elif ${CPUTYPE} == "i586" 63130803Smarcel_CPUCFLAGS = -march=pentium 64130803Smarcel. elif ${CPUTYPE} == "i486" 65130803Smarcel_CPUCFLAGS = -march=i486 66130803Smarcel. endif 67130803Smarcel. elif ${MACHINE_ARCH} == "alpha" 68130803Smarcel. if ${CPUTYPE} == "ev67" 69130803Smarcel_CPUCFLAGS = -mcpu=ev67 70130803Smarcel. elif ${CPUTYPE} == "ev6" 71130803Smarcel_CPUCFLAGS = -mcpu=ev6 72130803Smarcel. elif ${CPUTYPE} == "pca56" 73130803Smarcel_CPUCFLAGS = -mcpu=pca56 74130803Smarcel. elif ${CPUTYPE} == "ev56" 75130803Smarcel_CPUCFLAGS = -mcpu=ev56 76130803Smarcel. elif ${CPUTYPE} == "ev5" 77130803Smarcel_CPUCFLAGS = -mcpu=ev5 78130803Smarcel. elif ${CPUTYPE} == "ev45" 79130803Smarcel_CPUCFLAGS = -mcpu=ev45 80130803Smarcel. elif ${CPUTYPE} == "ev4" 81130803Smarcel_CPUCFLAGS = -mcpu=ev4 82130803Smarcel. endif 83130803Smarcel. endif 84130803Smarcel 85130803Smarcel# Set up the list of CPU features based on the CPU type. This is an 86130803Smarcel# unordered list to make it easy for client makefiles to test for the 87130803Smarcel# presence of a CPU feature. 88130803Smarcel 89130803Smarcel.if ${MACHINE_ARCH} == "i386" 90130803Smarcel. if ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || ${CPUTYPE} == "athlon-4" 91130803SmarcelMACHINE_CPU = athlon-xp k7 3dnow sse mmx k6 k5 i586 i486 i386 92130803Smarcel. elif ${CPUTYPE} == "athlon" || ${CPUTYPE} == "athlon-tbird" 93130803SmarcelMACHINE_CPU = athlon k7 3dnow mmx k6 k5 i586 i486 i386 94130803Smarcel. elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" 95130803SmarcelMACHINE_CPU = 3dnow mmx k6 k5 i586 i486 i386 96130803Smarcel. elif ${CPUTYPE} == "k6" 97130803SmarcelMACHINE_CPU = mmx k6 k5 i586 i486 i386 98130803Smarcel. elif ${CPUTYPE} == "k5" 99130803SmarcelMACHINE_CPU = k5 i586 i486 i386 100130803Smarcel. elif ${CPUTYPE} == "p4" 101130803SmarcelMACHINE_CPU = sse2 sse i686 mmx i586 i486 i386 102130803Smarcel. elif ${CPUTYPE} == "p3" 103130803SmarcelMACHINE_CPU = sse i686 mmx i586 i486 i386 104130803Smarcel. elif ${CPUTYPE} == "p2" 105130803SmarcelMACHINE_CPU = i686 mmx i586 i486 i386 106130803Smarcel. elif ${CPUTYPE} == "i686" 107130803SmarcelMACHINE_CPU = i686 i586 i486 i386 108130803Smarcel. elif ${CPUTYPE} == "i586/mmx" 109130803SmarcelMACHINE_CPU = mmx i586 i486 i386 110130803Smarcel. elif ${CPUTYPE} == "i586" 111130803SmarcelMACHINE_CPU = i586 i486 i386 112130803Smarcel. elif ${CPUTYPE} == "i486" 113130803SmarcelMACHINE_CPU = i486 i386 114130803Smarcel. elif ${CPUTYPE} == "i386" 115130803SmarcelMACHINE_CPU = i386 116130803Smarcel. endif 117130803Smarcel. elif ${MACHINE_ARCH} == "alpha" 118130803Smarcel. if ${CPUTYPE} == "ev6" 119130803SmarcelMACHINE_CPU = ev6 ev56 pca56 ev5 ev45 ev4 120130803Smarcel. elif ${CPUTYPE} == "pca56" 121130803SmarcelMACHINE_CPU = pca56 ev56 ev5 ev45 ev4 122130803Smarcel. elif ${CPUTYPE} == "ev56" 123130803SmarcelMACHINE_CPU = ev56 ev5 ev45 ev4 124130803Smarcel. elif ${CPUTYPE} == "ev5" 125130803SmarcelMACHINE_CPU = ev5 ev45 ev4 126130803Smarcel. elif ${CPUTYPE} == "ev45" 127130803SmarcelMACHINE_CPU = ev45 ev4 128130803Smarcel. elif ${CPUTYPE} == "ev4" 129130803SmarcelMACHINE_CPU = ev4 130130803Smarcel. endif 131130803Smarcel. elif ${MACHINE_ARCH} == "x86-64" || ${MACHINE_ARCH} == "x86_64" 132130803SmarcelMACHINE_CPU = x86-64 sse2 sse 133130803Smarcel. elif ${MACHINE_ARCH} == "ia64" 134130803Smarcel. if ${CPUTYPE} == "itanium" 135130803SmarcelMACHINE_CPU = itanium 136130803Smarcel. endif 137130803Smarcel. endif 138130803Smarcel.endif 139130803Smarcel 140130803Smarcel# NB: COPTFLAGS is handled in /usr/src/sys/conf/Makefile.<arch> 141130803Smarcel 142130803Smarcel.if !defined(NO_CPU_CFLAGS) 143130803SmarcelCFLAGS += ${_CPUCFLAGS} 144130803Smarcel.endif 145130803Smarcel