bsd.cpu.mk revision 97661
1229997Sken# $FreeBSD: head/share/mk/bsd.cpu.mk 97661 2002-05-31 12:50:24Z ru $ 2229997Sken 3229997Sken# Set default baseline values of CPUTYPE based on MACHINE_ARCH -- this is 4232604Strasz# the minimum CPU type we support for each architecture 5229997Sken 6229997Sken.if ${MACHINE_ARCH} == "i386" 7232604StraszCPUTYPE ?= i386 8232604Strasz.elif ${MACHINE_ARCH} == "alpha" 9232604StraszCPUTYPE ?= ev5 10229997Sken.elif ${MACHINE_ARCH} == "ia64" 11229997SkenCPUTYPE ?= itanium 12229997Sken.elif ${MACHINE_ARCH} == "sparc64" 13229997SkenCPUTYPE ?= ultrasparc 14229997Sken.endif 15229997Sken 16229997Sken# Handle aliases (not documented in make.conf to avoid user confusion 17229997Sken# between e.g. i586 and pentium) 18229997Sken 19229997Sken.if ${MACHINE_ARCH} == "i386" 20229997Sken. if ${CPUTYPE} == "pentiumpro" 21229997SkenCPUTYPE = i686 22229997Sken. elif ${CPUTYPE} == "pentium" 23229997SkenCPUTYPE = i586 24229997Sken. elif ${CPUTYPE} == "athlon" 25229997SkenCPUTYPE = k7 26229997Sken. endif 27229997Sken.endif 28229997Sken 29229997Sken# Logic to set up correct gcc optimization flag. This must be included 30229997Sken# after /etc/make.conf so it can react to the local value of CPUTYPE 31229997Sken# defined therein. Consult: 32229997Sken# http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86-64-Options.html 33229997Sken# http://gcc.gnu.org/onlinedocs/gcc/DEC-Alpha-Options.html 34229997Sken# http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html 35229997Sken# http://gcc.gnu.org/onlinedocs/gcc/RS-6000-and-PowerPC-Options.html 36229997Sken 37229997Sken.if !defined(NO_CPU_CFLAGS) || !defined(NO_CPU_COPTFLAGS) 38229997Sken. if ${MACHINE_ARCH} == "i386" 39229997Sken. if ${CPUTYPE} == "k7" 40229997Sken. if defined(BOOTSTRAPPING) 41229997Sken_CPUCFLAGS = -march=k6 # gcc 2.95.x didn't support athlon 42229997Sken. else 43229997Sken_CPUCFLAGS = -march=athlon 44229997Sken. endif 45229997Sken. elif ${CPUTYPE} == "k6-2" 46229997Sken_CPUCFLAGS = -march=k6 47229997Sken. elif ${CPUTYPE} == "k6" 48229997Sken_CPUCFLAGS = -march=k6 49229997Sken. elif ${CPUTYPE} == "k5" 50229997Sken_CPUCFLAGS = -march=pentium 51229997Sken. elif ${CPUTYPE} == "p4" 52264274Smav_CPUCFLAGS = -march=pentiumpro 53229997Sken. elif ${CPUTYPE} == "p3" 54229997Sken_CPUCFLAGS = -march=pentiumpro 55229997Sken. elif ${CPUTYPE} == "p2" 56229997Sken_CPUCFLAGS = -march=pentiumpro 57229997Sken. elif ${CPUTYPE} == "i686" 58229997Sken_CPUCFLAGS = -march=pentiumpro 59229997Sken. elif ${CPUTYPE} == "i586/mmx" 60229997Sken_CPUCFLAGS = -march=pentium 61229997Sken. elif ${CPUTYPE} == "i586" 62229997Sken_CPUCFLAGS = -march=pentium 63229997Sken. elif ${CPUTYPE} == "i486" 64229997Sken_CPUCFLAGS = -march=i486 65229997Sken. endif 66229997Sken. elif ${MACHINE_ARCH} == "alpha" 67229997Sken. if ${CPUTYPE} == "ev6" 68229997Sken_CPUCFLAGS = -mcpu=ev6 69229997Sken. elif ${CPUTYPE} == "pca56" 70229997Sken_CPUCFLAGS = -mcpu=pca56 71275474Smav. elif ${CPUTYPE} == "ev56" 72229997Sken_CPUCFLAGS = -mcpu=ev56 73229997Sken. elif ${CPUTYPE} == "ev5" 74229997Sken_CPUCFLAGS = -mcpu=ev5 75229997Sken. elif ${CPUTYPE} == "ev45" 76229997Sken_CPUCFLAGS = -mcpu=ev4 # No -mcpu=ev45 for gcc 77229997Sken. elif ${CPUTYPE} == "ev4" 78229997Sken_CPUCFLAGS = -mcpu=ev4 79229997Sken. endif 80229997Sken. endif 81229997Sken.endif 82229997Sken 83229997Sken# NB: COPTFLAGS is handled in /usr/src/sys/conf/Makefile.<arch> 84229997Sken 85229997Sken.if !defined(NO_CPU_CFLAGS) 86229997SkenCFLAGS += ${_CPUCFLAGS} 87229997Sken.endif 88229997Sken 89229997Sken# Set up the list of CPU features based on the CPU type. This is an 90229997Sken# unordered list to make it easy for client makefiles to test for the 91229997Sken# presence of a CPU feature. 92229997Sken 93264886Smav.if ${MACHINE_ARCH} == "i386" 94264886Smav. if ${CPUTYPE} == "k7" 95229997SkenMACHINE_CPU = k7 3dnow mmx k6 k5 i586 i486 i386 96267537Smav. elif ${CPUTYPE} == "k6-2" 97267537SmavMACHINE_CPU = 3dnow mmx k6 k5 i586 i486 i386 98264886Smav. elif ${CPUTYPE} == "k6" 99267537SmavMACHINE_CPU = mmx k6 k5 i586 i486 i386 100267537Smav. elif ${CPUTYPE} == "k5" 101229997SkenMACHINE_CPU = k5 i586 i486 i386 102229997Sken. elif ${CPUTYPE} == "p4" 103229997SkenMACHINE_CPU = sse i686 mmx i586 i486 i386 104229997Sken. elif ${CPUTYPE} == "p3" 105229997SkenMACHINE_CPU = sse i686 mmx i586 i486 i386 106229997Sken. elif ${CPUTYPE} == "p2" 107229997SkenMACHINE_CPU = i686 mmx i586 i486 i386 108229997Sken. elif ${CPUTYPE} == "i686" 109267519SmavMACHINE_CPU = i686 i586 i486 i386 110267519Smav. elif ${CPUTYPE} == "i586/mmx" 111267537SmavMACHINE_CPU = mmx i586 i486 i386 112267537Smav. elif ${CPUTYPE} == "i586" 113267519SmavMACHINE_CPU = i586 i486 i386 114229997Sken. elif ${CPUTYPE} == "i486" 115229997SkenMACHINE_CPU = i486 i386 116229997Sken. elif ${CPUTYPE} == "i386" 117229997SkenMACHINE_CPU = i386 118229997Sken. endif 119229997Sken.elif ${MACHINE_ARCH} == "alpha" 120229997Sken. if ${CPUTYPE} == "ev6" 121229997SkenMACHINE_CPU = ev6 ev56 pca56 ev5 ev45 ev4 122229997Sken. elif ${CPUTYPE} == "pca56" 123229997SkenMACHINE_CPU = pca56 ev56 ev5 ev45 ev4 124229997Sken. elif ${CPUTYPE} == "ev56" 125229997SkenMACHINE_CPU = ev56 ev5 ev45 ev4 126229997Sken. elif ${CPUTYPE} == "ev5" 127229997SkenMACHINE_CPU = ev5 ev45 ev4 128229997Sken. elif ${CPUTYPE} == "ev45" 129229997SkenMACHINE_CPU = ev45 ev4 130229997Sken. elif ${CPUTYPE} == "ev4" 131229997SkenMACHINE_CPU = ev4 132229997Sken. endif 133229997Sken.elif ${MACHINE_ARCH} == "ia64" 134229997Sken. if ${CPUTYPE} == "itanium" 135229997SkenMACHINE_CPU = itanium 136229997Sken. endif 137229997Sken.endif 138229997Sken