366 lines
12 KiB
Makefile
366 lines
12 KiB
Makefile
# $FreeBSD$
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# Set default CPU compile flags and baseline CPUTYPE for each arch. The
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# compile flags must support the minimum CPU type for each architecture but
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# may tune support for more advanced processors.
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.if !defined(CPUTYPE) || empty(CPUTYPE)
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_CPUCFLAGS =
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. if ${MACHINE_CPUARCH} == "aarch64"
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MACHINE_CPU = arm64
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. elif ${MACHINE_CPUARCH} == "amd64"
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MACHINE_CPU = amd64 sse2 sse mmx
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. elif ${MACHINE_CPUARCH} == "arm"
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MACHINE_CPU = arm
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. elif ${MACHINE_CPUARCH} == "i386"
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MACHINE_CPU = i486
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. elif ${MACHINE_CPUARCH} == "mips"
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MACHINE_CPU = mips
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. elif ${MACHINE_CPUARCH} == "powerpc"
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MACHINE_CPU = aim
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. elif ${MACHINE_CPUARCH} == "riscv"
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MACHINE_CPU = riscv
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. elif ${MACHINE_CPUARCH} == "sparc64"
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MACHINE_CPU = ultrasparc
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. endif
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.else
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# Handle aliases (not documented in make.conf to avoid user confusion
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# between e.g. i586 and pentium)
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. if ${MACHINE_CPUARCH} == "amd64" || ${MACHINE_CPUARCH} == "i386"
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. if ${CPUTYPE} == "barcelona"
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CPUTYPE = amdfam10
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. elif ${CPUTYPE} == "core-avx2"
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CPUTYPE = haswell
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. elif ${CPUTYPE} == "core-avx-i"
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CPUTYPE = ivybridge
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. elif ${CPUTYPE} == "corei7-avx"
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CPUTYPE = sandybridge
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. elif ${CPUTYPE} == "corei7"
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CPUTYPE = nehalem
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. elif ${CPUTYPE} == "slm"
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CPUTYPE = silvermont
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. elif ${CPUTYPE} == "atom"
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CPUTYPE = bonnell
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. elif ${CPUTYPE} == "core"
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CPUTYPE = prescott
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. endif
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. if ${MACHINE_CPUARCH} == "amd64"
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. if ${CPUTYPE} == "prescott"
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CPUTYPE = nocona
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. endif
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. else
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. if ${CPUTYPE} == "k7"
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CPUTYPE = athlon
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. elif ${CPUTYPE} == "p4"
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CPUTYPE = pentium4
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. elif ${CPUTYPE} == "p4m"
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CPUTYPE = pentium4m
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. elif ${CPUTYPE} == "p3"
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CPUTYPE = pentium3
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. elif ${CPUTYPE} == "p3m"
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CPUTYPE = pentium3m
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. elif ${CPUTYPE} == "p-m"
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CPUTYPE = pentium-m
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. elif ${CPUTYPE} == "p2"
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CPUTYPE = pentium2
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. elif ${CPUTYPE} == "i686"
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CPUTYPE = pentiumpro
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. elif ${CPUTYPE} == "i586/mmx"
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CPUTYPE = pentium-mmx
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. elif ${CPUTYPE} == "i586"
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CPUTYPE = pentium
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. endif
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. endif
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. elif ${MACHINE_ARCH} == "sparc64"
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. if ${CPUTYPE} == "us"
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CPUTYPE = ultrasparc
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. elif ${CPUTYPE} == "us3"
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CPUTYPE = ultrasparc3
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. endif
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. endif
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###############################################################################
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# Logic to set up correct gcc optimization flag. This must be included
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# after /etc/make.conf so it can react to the local value of CPUTYPE
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# defined therein. Consult:
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# http://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html
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# http://gcc.gnu.org/onlinedocs/gcc/RS-6000-and-PowerPC-Options.html
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# http://gcc.gnu.org/onlinedocs/gcc/MIPS-Options.html
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# http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html
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# http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86_002d64-Options.html
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. if ${MACHINE_CPUARCH} == "i386"
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. if ${CPUTYPE} == "crusoe"
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_CPUCFLAGS = -march=i686 -falign-functions=0 -falign-jumps=0 -falign-loops=0
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. elif ${CPUTYPE} == "k5"
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_CPUCFLAGS = -march=pentium
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. elif ${CPUTYPE} == "c7"
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_CPUCFLAGS = -march=c3-2
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. else
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_CPUCFLAGS = -march=${CPUTYPE}
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. endif
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. elif ${MACHINE_CPUARCH} == "amd64"
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_CPUCFLAGS = -march=${CPUTYPE}
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. elif ${MACHINE_CPUARCH} == "arm"
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. if ${CPUTYPE} == "xscale"
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#XXX: gcc doesn't seem to like -mcpu=xscale, and dies while rebuilding itself
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#_CPUCFLAGS = -mcpu=xscale
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_CPUCFLAGS = -march=armv5te -D__XSCALE__
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. elif ${CPUTYPE:M*soft*} != ""
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_CPUCFLAGS = -mfloat-abi=softfp
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. elif ${CPUTYPE} == "armv6"
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# Not sure we still need ARM_ARCH_6=1 here.
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_CPUCFLAGS = -march=${CPUTYPE} -DARM_ARCH_6=1
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. elif ${CPUTYPE} == "cortexa"
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_CPUCFLAGS = -march=armv7 -DARM_ARCH_6=1 -mfpu=vfp
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. elif ${CPUTYPE:Marmv[4567]*} != ""
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# Handle all the armvX types that FreeBSD runs:
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# armv4, armv4t, armv5, armv5te, armv6, armv6t2, armv7, armv7-a, armv7ve
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# they require -march=. All the others require -mcpu=.
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_CPUCFLAGS = -march=${CPUTYPE}
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. else
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# Common values for FreeBSD
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# arm: (any arm v4 or v5 processor you are targeting)
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# arm920t, arm926ej-s, marvell-pj4, fa526, fa626,
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# fa606te, fa626te, fa726te
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# armv6: (any arm v7 or v8 processor you are targeting and the arm1176jzf-s)
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# arm1176jzf-s, generic-armv7-a, cortex-a5, cortex-a7, cortex-a8,
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# cortex-a9, cortex-a12, cortex-a15, cortex-a17, cortex-a53, cortex-a57,
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# cortex-a72, exynos-m1
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_CPUCFLAGS = -mcpu=${CPUTYPE}
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. endif
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. elif ${MACHINE_ARCH} == "powerpc"
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. if ${CPUTYPE} == "e500"
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_CPUCFLAGS = -Wa,-me500 -msoft-float
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. else
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_CPUCFLAGS = -mcpu=${CPUTYPE} -mno-powerpc64
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. endif
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. elif ${MACHINE_ARCH} == "powerpc64"
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_CPUCFLAGS = -mcpu=${CPUTYPE}
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. elif ${MACHINE_CPUARCH} == "mips"
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# mips[1234], mips32, mips64, and all later releases need to have mips
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# preserved (releases later than r2 require external toolchain)
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. if ${CPUTYPE:Mmips32*} != "" || ${CPUTYPE:Mmips64*} != "" || \
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${CPUTYPE:Mmips[1234]} != ""
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_CPUCFLAGS = -march=${CPUTYPE}
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. else
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# Default -march to the CPUTYPE passed in, with mips stripped off so we
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# accept either mips4kc or 4kc, mostly for historical reasons
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# Typical values for cores:
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# 4kc, 24kc, 34kc, 74kc, 1004kc, octeon, octeon+, octeon2, octeon3,
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# sb1, xlp, xlr
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_CPUCFLAGS = -march=${CPUTYPE:S/^mips//}
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. endif
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. elif ${MACHINE_CPUARCH} == "riscv"
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_CPUCFLAGS = -msoft-float # -march="RV64I" # RISCVTODO
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. elif ${MACHINE_ARCH} == "sparc64"
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. if ${CPUTYPE} == "v9"
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_CPUCFLAGS = -mcpu=v9
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. elif ${CPUTYPE} == "ultrasparc"
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_CPUCFLAGS = -mcpu=ultrasparc
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. elif ${CPUTYPE} == "ultrasparc3"
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_CPUCFLAGS = -mcpu=ultrasparc3
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. endif
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. elif ${MACHINE_CPUARCH} == "aarch64"
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_CPUCFLAGS = -mcpu=${CPUTYPE}
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. endif
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# Set up the list of CPU features based on the CPU type. This is an
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# unordered list to make it easy for client makefiles to test for the
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# presence of a CPU feature.
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########## i386
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. if ${MACHINE_CPUARCH} == "i386"
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. if ${CPUTYPE} == "bdver4"
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MACHINE_CPU = xop avx2 avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
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. elif ${CPUTYPE} == "bdver3" || ${CPUTYPE} == "bdver2" || \
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${CPUTYPE} == "bdver1"
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MACHINE_CPU = xop avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
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. elif ${CPUTYPE} == "btver2"
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MACHINE_CPU = avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
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. elif ${CPUTYPE} == "btver1"
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MACHINE_CPU = ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
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. elif ${CPUTYPE} == "amdfam10"
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MACHINE_CPU = athlon-xp athlon k7 3dnow sse4a sse3 sse2 sse mmx k6 k5 i586
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. elif ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3"
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MACHINE_CPU = athlon-xp athlon k7 3dnow sse3 sse2 sse mmx k6 k5 i586
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. elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
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${CPUTYPE} == "athlon-fx"
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MACHINE_CPU = athlon-xp athlon k7 3dnow sse2 sse mmx k6 k5 i586
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. elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \
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${CPUTYPE} == "athlon-4"
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MACHINE_CPU = athlon-xp athlon k7 3dnow sse mmx k6 k5 i586
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. elif ${CPUTYPE} == "athlon" || ${CPUTYPE} == "athlon-tbird"
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MACHINE_CPU = athlon k7 3dnow mmx k6 k5 i586
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. elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" || ${CPUTYPE} == "geode"
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MACHINE_CPU = 3dnow mmx k6 k5 i586
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. elif ${CPUTYPE} == "k6"
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MACHINE_CPU = mmx k6 k5 i586
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. elif ${CPUTYPE} == "k5"
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MACHINE_CPU = k5 i586
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. elif ${CPUTYPE} == "skylake" || ${CPUTYPE} == "knl"
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MACHINE_CPU = avx512 avx2 avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
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. elif ${CPUTYPE} == "broadwell" || ${CPUTYPE} == "haswell"
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MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
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. elif ${CPUTYPE} == "ivybridge" || ${CPUTYPE} == "sandybridge"
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MACHINE_CPU = avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
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. elif ${CPUTYPE} == "westmere" || ${CPUTYPE} == "nehalem" || \
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${CPUTYPE} == "silvermont"
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MACHINE_CPU = sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
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. elif ${CPUTYPE} == "penryn"
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MACHINE_CPU = sse41 ssse3 sse3 sse2 sse i686 mmx i586
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. elif ${CPUTYPE} == "core2" || ${CPUTYPE} == "bonnell"
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MACHINE_CPU = ssse3 sse3 sse2 sse i686 mmx i586
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. elif ${CPUTYPE} == "yonah" || ${CPUTYPE} == "prescott"
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MACHINE_CPU = sse3 sse2 sse i686 mmx i586
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. elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m" || \
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${CPUTYPE} == "pentium-m"
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MACHINE_CPU = sse2 sse i686 mmx i586
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. elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m"
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MACHINE_CPU = sse i686 mmx i586
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. elif ${CPUTYPE} == "pentium2"
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MACHINE_CPU = i686 mmx i586
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. elif ${CPUTYPE} == "pentiumpro"
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MACHINE_CPU = i686 i586
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. elif ${CPUTYPE} == "pentium-mmx"
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MACHINE_CPU = mmx i586
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. elif ${CPUTYPE} == "pentium"
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MACHINE_CPU = i586
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. elif ${CPUTYPE} == "c7"
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MACHINE_CPU = sse3 sse2 sse i686 mmx i586
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. elif ${CPUTYPE} == "c3-2"
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MACHINE_CPU = sse i686 mmx i586
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. elif ${CPUTYPE} == "c3"
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MACHINE_CPU = 3dnow mmx i586
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. elif ${CPUTYPE} == "winchip2"
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MACHINE_CPU = 3dnow mmx
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. elif ${CPUTYPE} == "winchip-c6"
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MACHINE_CPU = mmx
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. endif
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MACHINE_CPU += i486
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########## amd64
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. elif ${MACHINE_CPUARCH} == "amd64"
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. if ${CPUTYPE} == "bdver4"
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MACHINE_CPU = xop avx2 avx sse42 sse41 ssse3 sse4a sse3
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. elif ${CPUTYPE} == "bdver3" || ${CPUTYPE} == "bdver2" || \
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${CPUTYPE} == "bdver1"
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MACHINE_CPU = xop avx sse42 sse41 ssse3 sse4a sse3
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. elif ${CPUTYPE} == "btver2"
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MACHINE_CPU = avx sse42 sse41 ssse3 sse4a sse3
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. elif ${CPUTYPE} == "btver1"
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MACHINE_CPU = ssse3 sse4a sse3
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. elif ${CPUTYPE} == "amdfam10"
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MACHINE_CPU = k8 3dnow sse4a sse3
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. elif ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3" || \
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${CPUTYPE} == "k8-sse3"
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MACHINE_CPU = k8 3dnow sse3
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. elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
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${CPUTYPE} == "athlon-fx" || ${CPUTYPE} == "k8"
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MACHINE_CPU = k8 3dnow
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. elif ${CPUTYPE} == "skylake" || ${CPUTYPE} == "knl"
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MACHINE_CPU = avx512 avx2 avx sse42 sse41 ssse3 sse3
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. elif ${CPUTYPE} == "broadwell" || ${CPUTYPE} == "haswell"
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MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse3
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. elif ${CPUTYPE} == "ivybridge" || ${CPUTYPE} == "sandybridge"
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MACHINE_CPU = avx sse42 sse41 ssse3 sse3
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. elif ${CPUTYPE} == "westmere" || ${CPUTYPE} == "nehalem" || \
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${CPUTYPE} == "silvermont"
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MACHINE_CPU = sse42 sse41 ssse3 sse3
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. elif ${CPUTYPE} == "penryn"
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MACHINE_CPU = sse41 ssse3 sse3
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. elif ${CPUTYPE} == "core2" || ${CPUTYPE} == "bonnell"
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MACHINE_CPU = ssse3 sse3
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. elif ${CPUTYPE} == "nocona"
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MACHINE_CPU = sse3
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. endif
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MACHINE_CPU += amd64 sse2 sse mmx
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########## Mips
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. elif ${MACHINE_CPUARCH} == "mips"
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MACHINE_CPU = mips
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########## powerpc
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. elif ${MACHINE_ARCH} == "powerpc"
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. if ${CPUTYPE} == "e500"
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MACHINE_CPU = booke softfp
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. endif
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########## riscv
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. elif ${MACHINE_CPUARCH} == "riscv"
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MACHINE_CPU = riscv
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########## sparc64
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. elif ${MACHINE_ARCH} == "sparc64"
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. if ${CPUTYPE} == "v9"
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MACHINE_CPU = v9
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. elif ${CPUTYPE} == "ultrasparc"
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MACHINE_CPU = v9 ultrasparc
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. elif ${CPUTYPE} == "ultrasparc3"
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MACHINE_CPU = v9 ultrasparc ultrasparc3
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. endif
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. endif
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.endif
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.if ${MACHINE_CPUARCH} == "mips"
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CFLAGS += -G0
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.endif
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########## arm
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.if ${MACHINE_CPUARCH} == "arm"
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MACHINE_CPU += arm
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. if ${MACHINE_ARCH:Marmv6*} != ""
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MACHINE_CPU += armv6
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. endif
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# armv6 is a hybrid. It can use the softfp ABI, but doesn't emulate
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# floating point in the general case, so don't define softfp for
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# it at this time. arm and armeb are pure softfp, so define it
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# for them.
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. if ${MACHINE_ARCH:Marmv6*} == ""
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MACHINE_CPU += softfp
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. endif
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# Normally armv6 is hard float ABI from FreeBSD 11 onwards. However
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# when CPUTYPE has 'soft' in it, we use the soft-float ABI to allow
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# building of soft-float ABI libraries. In this case, we have to
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# add the -mfloat-abi=softfp to force that.
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.if ${MACHINE_ARCH:Marmv6*} && defined(CPUTYPE) && ${CPUTYPE:M*soft*} != ""
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# Needs to be CFLAGS not _CPUCFLAGS because it's needed for the ABI
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# not a nice optimization.
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CFLAGS += -mfloat-abi=softfp
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.endif
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.endif
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.if ${MACHINE_CPUARCH} == "riscv"
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CFLAGS += -msoft-float
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ACFLAGS += -msoft-float
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.endif
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# NB: COPTFLAGS is handled in /usr/src/sys/conf/kern.pre.mk
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.if !defined(NO_CPU_CFLAGS)
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CFLAGS += ${_CPUCFLAGS}
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.endif
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#
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# Prohibit the compiler from emitting SIMD instructions.
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# These flags are added to CFLAGS in areas where the extra context-switch
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# cost outweighs the advantages of SIMD instructions.
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#
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# gcc:
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# Setting -mno-mmx implies -mno-3dnow
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# Setting -mno-sse implies -mno-sse2, -mno-sse3, -mno-ssse3 and -mfpmath=387
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#
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# clang:
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# Setting -mno-mmx implies -mno-3dnow and -mno-3dnowa
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# Setting -mno-sse implies -mno-sse2, -mno-sse3, -mno-ssse3, -mno-sse41 and
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# -mno-sse42
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# (-mfpmath= is not supported)
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#
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.if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
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CFLAGS_NO_SIMD.clang= -mno-avx
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CFLAGS_NO_SIMD= -mno-mmx -mno-sse
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.endif
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CFLAGS_NO_SIMD += ${CFLAGS_NO_SIMD.${COMPILER_TYPE}}
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# Add in any architecture-specific CFLAGS.
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# These come from make.conf or the command line or the environment.
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CFLAGS += ${CFLAGS.${MACHINE_ARCH}}
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CXXFLAGS += ${CXXFLAGS.${MACHINE_ARCH}}
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