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freebsd-dev/Makefile.libcompat
John Baldwin 8d286bb992 Allow MIPS lib32 to build with clang. 
Don't try to set -march as clang doesn't permit use of the O32 ABI
with newer CPU microarchitectures like 'mips3'.  In addition, clang
doesn't permit the O32 ABI with the default N64 target, so use an
explicit O32 -target for clang.

Sponsored by:	DARPA / AFRL
2018-01-11 19:24:44 +00:00

232 lines
7.1 KiB
Makefile
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# $FreeBSD$
.if !targets(__<${_this:T}>__)
__<${_this:T}>__:
# Makefile for the compatibility libraries.
# - 32-bit compat libraries on MIPS, PowerPC, and AMD64.
# -------------------------------------------------------------------
# 32 bit world
.if ${TARGET_ARCH} == "amd64"
.if empty(TARGET_CPUTYPE)
LIB32CPUFLAGS= -march=i686 -mmmx -msse -msse2
.else
LIB32CPUFLAGS= -march=${TARGET_CPUTYPE}
.endif
LIB32CPUFLAGS+= -m32
LIB32WMAKEENV= MACHINE=i386 MACHINE_ARCH=i386 \
MACHINE_CPU="i686 mmx sse sse2"
LIB32WMAKEFLAGS= \
AS="${XAS} --32" \
LD="${XLD} -m elf_i386_fbsd -L${LIBCOMPATTMP}/usr/lib32" \
OBJCOPY="${XOBJCOPY}"
.elif ${TARGET_ARCH} == "powerpc64"
.if empty(TARGET_CPUTYPE)
LIB32CPUFLAGS= -mcpu=powerpc
.else
LIB32CPUFLAGS= -mcpu=${TARGET_CPUTYPE}
.endif
LIB32CPUFLAGS+= -m32
LIB32WMAKEENV= MACHINE=powerpc MACHINE_ARCH=powerpc
LIB32WMAKEFLAGS= \
LD="${XLD} -m elf32ppc_fbsd" \
OBJCOPY="${XOBJCOPY}"
.elif ${TARGET_ARCH:Mmips64*} != ""
.if ${WANT_COMPILER_TYPE} == clang || \
(defined(X_COMPILER_TYPE) && ${X_COMPILER_TYPE} == clang)
.if ${TARGET_ARCH:Mmips64el*} != ""
LIB32CPUFLAGS= -target mipsel-unknown-freebsd12.0
.else
LIB32CPUFLAGS= -target mips-unknown-freebsd12.0
.endif
.else
.if empty(TARGET_CPUTYPE)
LIB32CPUFLAGS= -march=mips3
.else
LIB32CPUFLAGS= -march=${TARGET_CPUTYPE}
.endif
.endif
LIB32CPUFLAGS+= -mabi=32
LIB32WMAKEENV= MACHINE=mips MACHINE_ARCH=mips
.if ${TARGET_ARCH:Mmips64el*} != ""
LIB32WMAKEFLAGS= LD="${XLD} -m elf32ltsmip_fbsd"
.else
LIB32WMAKEFLAGS= LD="${XLD} -m elf32btsmip_fbsd"
.endif
LIB32WMAKEFLAGS+= OBJCOPY="${XOBJCOPY}"
.endif
LIB32WMAKEFLAGS+= NM="${XNM}"
LIB32CFLAGS= -DCOMPAT_32BIT
LIB32DTRACE= ${DTRACE} -32
LIB32WMAKEFLAGS+= -DCOMPAT_32BIT
# -------------------------------------------------------------------
# soft-fp world
.if ${TARGET_ARCH:Marmv[67]*} != ""
LIBSOFTCFLAGS= -DCOMPAT_SOFTFP
LIBSOFTCPUFLAGS= -mfloat-abi=softfp
LIBSOFTWMAKEENV= CPUTYPE=soft MACHINE=arm MACHINE_ARCH=${TARGET_ARCH}
LIBSOFTWMAKEFLAGS= -DCOMPAT_SOFTFP
.endif
# -------------------------------------------------------------------
# Generic code for each type.
# Set defaults based on type.
libcompat= ${LIBCOMPAT:tl}
_LIBCOMPAT_MAKEVARS= _OBJTOP TMP CPUFLAGS CFLAGS CXXFLAGS WMAKEENV \
WMAKEFLAGS WMAKE
.for _var in ${_LIBCOMPAT_MAKEVARS}
.if !empty(LIB${LIBCOMPAT}${_var})
LIBCOMPAT${_var}?= ${LIB${LIBCOMPAT}${_var}}
.endif
.endfor
# Shared flags
LIBCOMPAT_OBJTOP?= ${OBJTOP}/obj-lib${libcompat}
LIBCOMPATTMP?= ${LIBCOMPAT_OBJTOP}/tmp
LIBCOMPATCFLAGS+= ${LIBCOMPATCPUFLAGS} \
-L${LIBCOMPATTMP}/usr/lib${libcompat} \
--sysroot=${LIBCOMPATTMP} \
${BFLAGS}
# -B is needed to find /usr/lib32/crti.o for GCC and /usr/libsoft/crti.o for
# Clang/GCC.
LIBCOMPATCFLAGS+= -B${LIBCOMPATTMP}/usr/lib${libcompat}
.if ${WANT_COMPILER_TYPE} == gcc || \
(defined(X_COMPILER_TYPE) && ${X_COMPILER_TYPE} == gcc)
# GCC requires -isystem when using a cross-compiler and --sysroot. Note that
# Makefile.inc1 only applies this with an external compiler but libcompat
# always does since even in-tree GCC 4.2 needs this to override the built-in
# sysroot path which --sysroot does not actually do for headers.
LIBCOMPATCFLAGS+= -isystem ${LIBCOMPATTMP}/usr/include
# Force using libc++ for external GCC.
.if ${X_COMPILER_TYPE} == gcc && ${X_COMPILER_VERSION} >= 40800 && \
(${MK_CLANG_BOOTSTRAP} == "no" && ${MK_GCC_BOOTSTRAP} == "no")
LIBCOMPATCXXFLAGS+= -isystem ${LIBCOMPATTMP}/usr/include/c++/v1 -std=c++11 \
-nostdinc++
.endif
.endif
# Yes, the flags are redundant.
LIBCOMPATWMAKEENV+= \
INSTALL="sh ${.CURDIR}/tools/install.sh" \
PATH=${TMPPATH} \
SYSROOT=${LIBCOMPATTMP} \
LIBDIR=/usr/lib${libcompat} \
SHLIBDIR=/usr/lib${libcompat} \
DTRACE="${LIB$COMPATDTRACE:U${DTRACE}}"
.if ${MK_META_MODE} != "no"
# Don't rebuild build-tools targets during normal build.
LIBCOMPATWMAKEENV+= BUILD_TOOLS_META=.NOMETA
.endif
LIBCOMPATWMAKEFLAGS+= CC="${XCC} ${LIBCOMPATCFLAGS}" \
CXX="${XCXX} ${LIBCOMPATCXXFLAGS} ${LIBCOMPATCFLAGS}" \
CPP="${XCPP} ${LIBCOMPATCFLAGS}" \
DESTDIR=${LIBCOMPATTMP} \
-DNO_CPU_CFLAGS \
MK_CTF=no \
-DNO_LINT \
MK_TESTS=no
LIBCOMPATWMAKE+= ${LIBCOMPATWMAKEENV} ${MAKE} ${LIBCOMPATWMAKEFLAGS} \
OBJTOP=${LIBCOMPAT_OBJTOP} \
OBJROOT='$${OBJTOP}/' \
MAKEOBJDIRPREFIX= \
MK_MAN=no MK_HTML=no
LIBCOMPATIMAKE+= ${LIBCOMPATWMAKE:NINSTALL=*:NDESTDIR=*} \
MK_TOOLCHAIN=no ${IMAKE_INSTALL} \
-DLIBRARIES_ONLY
_LC_LIBDIRS.yes= lib gnu/lib
_LC_LIBDIRS.${MK_CDDL:tl}+= cddl/lib
_LC_LIBDIRS.${MK_CRYPT:tl}+= secure/lib
_LC_LIBDIRS.${MK_KERBEROS:tl}+= kerberos5/lib
_LC_INCDIRS= \
include \
lib/ncurses/ncursesw \
${_LC_LIBDIRS.yes}
# Shared logic
build${libcompat}: .PHONY
@echo
@echo "--------------------------------------------------------------"
@echo ">>> stage 5.1: building lib${libcompat} shim libraries"
@echo "--------------------------------------------------------------"
.if !defined(NO_CLEAN)
rm -rf ${LIBCOMPATTMP}
.else
.if exists(${LIBCOMPATTMP})
${_+_}cd ${.CURDIR}; ${WMAKE} -DBATCH_DELETE_OLD_FILES \
DESTDIR=${LIBCOMPATTMP} \
delete-old delete-old-libs >/dev/null
.endif
.endif # !defined(NO_CLEAN)
mkdir -p ${LIBCOMPATTMP}/usr/include
mtree -deU -f ${.CURDIR}/etc/mtree/BSD.usr.dist \
-p ${LIBCOMPATTMP}/usr >/dev/null
mtree -deU -f ${.CURDIR}/etc/mtree/BSD.include.dist \
-p ${LIBCOMPATTMP}/usr/include >/dev/null
mtree -deU -f ${.CURDIR}/etc/mtree/BSD.lib${libcompat}.dist \
-p ${LIBCOMPATTMP}/usr >/dev/null
.if ${MK_DEBUG_FILES} != "no"
mtree -deU -f ${.CURDIR}/etc/mtree/BSD.debug.dist \
-p ${LIBCOMPATTMP}/usr/lib >/dev/null
mtree -deU -f ${.CURDIR}/etc/mtree/BSD.lib${libcompat}.dist \
-p ${LIBCOMPATTMP}/usr/lib/debug/usr >/dev/null
.endif
mkdir -p ${WORLDTMP}
ln -sf ${.CURDIR}/sys ${WORLDTMP}
.for _t in ${_obj} includes
.for _dir in ${_LC_INCDIRS}
${_+_}cd ${.CURDIR}/${_dir}; ${LIBCOMPATWMAKE} MK_INCLUDES=yes \
DIRPRFX=${_dir}/ ${_t}
.endfor
.endfor
.for _dir in lib/ncurses/ncurses lib/ncurses/ncursesw lib/libmagic
${_+_}cd ${.CURDIR}/${_dir}; \
WORLDTMP=${WORLDTMP} \
MAKEFLAGS="-m ${.CURDIR}/tools/build/mk ${.MAKEFLAGS}" \
${MAKE} SSP_CFLAGS= DESTDIR= \
OBJTOP=${LIBCOMPAT_OBJTOP} \
OBJROOT='$${OBJTOP}/' \
MAKEOBJDIRPREFIX= \
DIRPRFX=${_dir}/ -DNO_LINT -DNO_CPU_CFLAGS MK_WARNS=no MK_CTF=no \
build-tools
.endfor
${_+_}cd ${.CURDIR}; \
${LIBCOMPATWMAKE} -f Makefile.inc1 -DNO_FSCHG libraries
.if ${libcompat} == "32"
.for _t in ${_obj} all
.if !defined(NO_RTLD)
${_+_}cd ${.CURDIR}/libexec/rtld-elf; PROG=ld-elf32.so.1 ${LIBCOMPATWMAKE} \
-DNO_FSCHG DIRPRFX=libexec/rtld-elf/ ${_t}
.endif
${_+_}cd ${.CURDIR}/usr.bin/ldd; PROG=ldd32 ${LIBCOMPATWMAKE} \
DIRPRFX=usr.bin/ldd ${_t}
.endfor
.endif
distribute${libcompat} install${libcompat}: .PHONY
.for _dir in ${_LC_LIBDIRS.yes}
${_+_}cd ${.CURDIR}/${_dir}; ${LIBCOMPATIMAKE} ${.TARGET:S/${libcompat}$//}
.endfor
.if ${libcompat} == "32"
.if !defined(NO_RTLD)
${_+_}cd ${.CURDIR}/libexec/rtld-elf; \
PROG=ld-elf32.so.1 ${LIBCOMPATIMAKE} ${.TARGET:S/32$//}
.endif
${_+_}cd ${.CURDIR}/usr.bin/ldd; PROG=ldd32 ${LIBCOMPATIMAKE} \
${.TARGET:S/32$//}
.endif
.endif
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