ed0204b2a0
the place where the C dialect is selected. Have a fairly long list of newly requires warning suppression for clang 3.5.0, also centralized in kern.mk. Survive the fallout of the removal of bsd.sys.mk from bsd.kmod.mk.
209 lines
6.7 KiB
Makefile
209 lines
6.7 KiB
Makefile
# $FreeBSD$
|
|
|
|
# Part of a unified Makefile for building kernels. This part contains all
|
|
# of the definitions that need to be before %BEFORE_DEPEND.
|
|
|
|
# Allow user to configure things that only effect src tree builds.
|
|
# Note: This is duplicated from src.sys.mk to ensure that we include
|
|
# /etc/src.conf when building the kernel. Kernels can be built without
|
|
# the rest of /usr/src, but they still always process SRCCONF even though
|
|
# the normal mechanisms to prevent that (compiling out of tree) won't
|
|
# work. To ensure they do work, we have to duplicate thee few lines here.
|
|
SRCCONF?= /etc/src.conf
|
|
.if (exists(${SRCCONF}) || ${SRCCONF} != "/etc/src.conf") && !target(_srcconf_included_)
|
|
.include "${SRCCONF}"
|
|
_srcconf_included_:
|
|
.endif
|
|
|
|
.include <bsd.own.mk>
|
|
.include <bsd.compiler.mk>
|
|
.include "kern.opts.mk"
|
|
|
|
# Can be overridden by makeoptions or /etc/make.conf
|
|
KERNEL_KO?= kernel
|
|
KERNEL?= kernel
|
|
KODIR?= /boot/${KERNEL}
|
|
LDSCRIPT_NAME?= ldscript.$M
|
|
LDSCRIPT?= $S/conf/${LDSCRIPT_NAME}
|
|
|
|
M= ${MACHINE_CPUARCH}
|
|
|
|
AWK?= awk
|
|
CP?= cp
|
|
LINT?= lint
|
|
NM?= nm
|
|
OBJCOPY?= objcopy
|
|
SIZE?= size
|
|
|
|
.if defined(DEBUG)
|
|
_MINUS_O= -O
|
|
CTFFLAGS+= -g
|
|
.else
|
|
.if ${MACHINE_CPUARCH} == "powerpc"
|
|
_MINUS_O= -O # gcc miscompiles some code at -O2
|
|
.else
|
|
_MINUS_O= -O2
|
|
.endif
|
|
.endif
|
|
.if ${MACHINE_CPUARCH} == "amd64"
|
|
.if ${COMPILER_TYPE} == "clang"
|
|
COPTFLAGS?=-O2 -pipe
|
|
.else
|
|
COPTFLAGS?=-O2 -frename-registers -pipe
|
|
.endif
|
|
.else
|
|
COPTFLAGS?=${_MINUS_O} -pipe
|
|
.endif
|
|
.if !empty(COPTFLAGS:M-O[23s]) && empty(COPTFLAGS:M-fno-strict-aliasing)
|
|
COPTFLAGS+= -fno-strict-aliasing
|
|
.endif
|
|
.if !defined(NO_CPU_COPTFLAGS)
|
|
COPTFLAGS+= ${_CPUCFLAGS}
|
|
.endif
|
|
NOSTDINC= -nostdinc
|
|
|
|
INCLUDES= ${NOSTDINC} ${INCLMAGIC} -I. -I$S
|
|
|
|
# This hack lets us use the OpenBSD altq code without spamming a new
|
|
# include path into contrib'ed source files.
|
|
INCLUDES+= -I$S/contrib/altq
|
|
|
|
.if make(depend) || make(kernel-depend)
|
|
|
|
# ... and the same for ipfilter
|
|
INCLUDES+= -I$S/contrib/ipfilter
|
|
|
|
# ... and the same for ath
|
|
INCLUDES+= -I$S/dev/ath -I$S/dev/ath/ath_hal -I$S/contrib/dev/ath/ath_hal
|
|
|
|
# ... and the same for the NgATM stuff
|
|
INCLUDES+= -I$S/contrib/ngatm
|
|
|
|
# ... and the same for twa
|
|
INCLUDES+= -I$S/dev/twa
|
|
|
|
# ... and the same for cxgb and cxgbe
|
|
INCLUDES+= -I$S/dev/cxgb -I$S/dev/cxgbe
|
|
|
|
.endif
|
|
|
|
CFLAGS= ${COPTFLAGS} ${DEBUG} ${CWARNFLAGS}
|
|
CFLAGS+= ${INCLUDES} -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_global.h
|
|
CFLAGS_PARAM_INLINE_UNIT_GROWTH?=100
|
|
CFLAGS_PARAM_LARGE_FUNCTION_GROWTH?=1000
|
|
.if ${MACHINE_CPUARCH} == "mips"
|
|
CFLAGS_ARCH_PARAMS?=--param max-inline-insns-single=1000
|
|
.endif
|
|
CFLAGS.gcc+= -fno-common -finline-limit=${INLINE_LIMIT}
|
|
CFLAGS.gcc+= --param inline-unit-growth=${CFLAGS_PARAM_INLINE_UNIT_GROWTH}
|
|
CFLAGS.gcc+= --param large-function-growth=${CFLAGS_PARAM_LARGE_FUNCTION_GROWTH}
|
|
.if defined(CFLAGS_ARCH_PARAMS)
|
|
CFLAGS.gcc+=${CFLAGS_ARCH_PARAMS}
|
|
.endif
|
|
WERROR?= -Werror
|
|
|
|
# XXX LOCORE means "don't declare C stuff" not "for locore.s".
|
|
ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS}
|
|
|
|
.if ${COMPILER_TYPE} == "clang"
|
|
CLANG_NO_IAS= -no-integrated-as
|
|
.else
|
|
GCC_MS_EXTENSIONS= -fms-extensions
|
|
.endif
|
|
|
|
.if defined(PROFLEVEL) && ${PROFLEVEL} >= 1
|
|
CFLAGS+= -DGPROF
|
|
CFLAGS.gcc+= -falign-functions=16
|
|
.if ${PROFLEVEL} >= 2
|
|
CFLAGS+= -DGPROF4 -DGUPROF
|
|
PROF= -pg
|
|
.if ${COMPILER_TYPE} == "gcc"
|
|
PROF+= -mprofiler-epilogue
|
|
.endif
|
|
.else
|
|
PROF= -pg
|
|
.endif
|
|
.endif
|
|
DEFINED_PROF= ${PROF}
|
|
|
|
# Put configuration-specific C flags last (except for ${PROF}) so that they
|
|
# can override the others.
|
|
CFLAGS+= ${CONF_CFLAGS}
|
|
|
|
# Optional linting. This can be overridden in /etc/make.conf.
|
|
LINTFLAGS= ${LINTOBJKERNFLAGS}
|
|
|
|
NORMAL_C= ${CC} -c ${CFLAGS} ${WERROR} ${PROF} ${.IMPSRC}
|
|
NORMAL_S= ${CC} -c ${ASM_CFLAGS} ${WERROR} ${.IMPSRC}
|
|
PROFILE_C= ${CC} -c ${CFLAGS} ${WERROR} ${.IMPSRC}
|
|
NORMAL_C_NOWERROR= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC}
|
|
|
|
NORMAL_M= ${AWK} -f $S/tools/makeobjops.awk ${.IMPSRC} -c ; \
|
|
${CC} -c ${CFLAGS} ${WERROR} ${PROF} ${.PREFIX}.c
|
|
|
|
NORMAL_FW= uudecode -o ${.TARGET} ${.ALLSRC}
|
|
NORMAL_FWO= ${LD} -b binary --no-warn-mismatch -d -warn-common -r \
|
|
-o ${.TARGET} ${.ALLSRC:M*.fw}
|
|
|
|
# Special flags for managing the compat compiles for ZFS
|
|
ZFS_CFLAGS= -DFREEBSD_NAMECACHE -DBUILDING_ZFS -nostdinc -I$S/cddl/compat/opensolaris -I$S/cddl/contrib/opensolaris/uts/common/fs/zfs -I$S/cddl/contrib/opensolaris/uts/common/zmod -I$S/cddl/contrib/opensolaris/uts/common -I$S -I$S/cddl/contrib/opensolaris/common/zfs -I$S/cddl/contrib/opensolaris/common ${CFLAGS} -Wno-unknown-pragmas -Wno-missing-prototypes -Wno-undef -Wno-strict-prototypes -Wno-cast-qual -Wno-parentheses -Wno-redundant-decls -Wno-missing-braces -Wno-uninitialized -Wno-unused -Wno-inline -Wno-switch -Wno-pointer-arith -Wno-unknown-pragmas
|
|
ZFS_CFLAGS+= -include $S/cddl/compat/opensolaris/sys/debug_compat.h
|
|
ZFS_ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${ZFS_CFLAGS}
|
|
ZFS_C= ${CC} -c ${ZFS_CFLAGS} ${WERROR} ${PROF} ${.IMPSRC}
|
|
ZFS_S= ${CC} -c ${ZFS_ASM_CFLAGS} ${WERROR} ${.IMPSRC}
|
|
|
|
.if ${MK_CTF} != "no"
|
|
NORMAL_CTFCONVERT= ${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
|
|
.elif ${MAKE_VERSION} >= 5201111300
|
|
NORMAL_CTFCONVERT=
|
|
.else
|
|
NORMAL_CTFCONVERT= @:
|
|
.endif
|
|
|
|
NORMAL_LINT= ${LINT} ${LINTFLAGS} ${CFLAGS:M-[DIU]*} ${.IMPSRC}
|
|
|
|
# Infiniband C flags. Correct include paths and omit errors that linux
|
|
# does not honor.
|
|
OFEDINCLUDES= -I$S/ofed/include/
|
|
OFEDNOERR= -Wno-cast-qual -Wno-pointer-arith ${GCC_MS_EXTENSIONS}
|
|
OFEDCFLAGS= ${CFLAGS:N-I*} ${OFEDINCLUDES} ${CFLAGS:M-I*} ${OFEDNOERR}
|
|
OFED_C_NOIMP= ${CC} -c -o ${.TARGET} ${OFEDCFLAGS} ${WERROR} ${PROF}
|
|
OFED_C= ${OFED_C_NOIMP} ${.IMPSRC}
|
|
|
|
GEN_CFILES= $S/$M/$M/genassym.c ${MFILES:T:S/.m$/.c/}
|
|
SYSTEM_CFILES= config.c env.c hints.c vnode_if.c
|
|
SYSTEM_DEP= Makefile ${SYSTEM_OBJS}
|
|
SYSTEM_OBJS= locore.o ${MDOBJS} ${OBJS}
|
|
SYSTEM_OBJS+= ${SYSTEM_CFILES:.c=.o}
|
|
SYSTEM_OBJS+= hack.So
|
|
SYSTEM_LD= @${LD} -Bdynamic -T ${LDSCRIPT} ${_LDFLAGS} --no-warn-mismatch \
|
|
-warn-common -export-dynamic -dynamic-linker /red/herring \
|
|
-o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
|
|
SYSTEM_LD_TAIL= @${OBJCOPY} --strip-symbol gcc2_compiled. ${.TARGET} ; \
|
|
${SIZE} ${.TARGET} ; chmod 755 ${.TARGET}
|
|
SYSTEM_DEP+= ${LDSCRIPT}
|
|
|
|
# MKMODULESENV is set here so that port makefiles can augment
|
|
# them.
|
|
|
|
MKMODULESENV+= MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR}
|
|
MKMODULESENV+= MACHINE_CPUARCH=${MACHINE_CPUARCH}
|
|
MKMODULESENV+= MACHINE=${MACHINE} MACHINE_ARCH=${MACHINE_ARCH}
|
|
.if (${KERN_IDENT} == LINT)
|
|
MKMODULESENV+= ALL_MODULES=LINT
|
|
.endif
|
|
.if defined(MODULES_OVERRIDE)
|
|
MKMODULESENV+= MODULES_OVERRIDE="${MODULES_OVERRIDE}"
|
|
.endif
|
|
.if defined(WITHOUT_MODULES)
|
|
MKMODULESENV+= WITHOUT_MODULES="${WITHOUT_MODULES}"
|
|
.endif
|
|
.if defined(DEBUG)
|
|
MKMODULESENV+= DEBUG_FLAGS="${DEBUG}"
|
|
.endif
|
|
|
|
# Detect kernel config options that force stack frames to be turned on.
|
|
DDB_ENABLED!= grep DDB opt_ddb.h || true ; echo
|
|
DTR_ENABLED!= grep KDTRACE_FRAME opt_kdtrace.h || true ; echo
|
|
HWPMC_ENABLED!= grep HWPMC opt_hwpmc_hooks.h || true ; echo
|