Index: head/share/mk/bsd.compat.mk
===================================================================
--- head/share/mk/bsd.compat.mk	(revision 356053)
+++ head/share/mk/bsd.compat.mk	(revision 356054)
@@ -1,163 +1,172 @@
 # $FreeBSD$
 
 .if !targets(__<${_this:T}>__)
 __<${_this:T}>__:
 
 .if defined(_LIBCOMPAT)
 COMPAT_ARCH=	${TARGET_ARCH}
 COMPAT_CPUTYPE=	${TARGET_CPUTYPE}
 .if (defined(WANT_COMPILER_TYPE) && ${WANT_COMPILER_TYPE} == gcc) || \
     (defined(X_COMPILER_TYPE) && ${X_COMPILER_TYPE} == gcc)
 COMPAT_COMPILER_TYPE=	gcc
 .else
 COMPAT_COMPILER_TYPE=	clang
 .endif
 .else
 COMPAT_ARCH=	${MACHINE_ARCH}
 COMPAT_CPUTYPE=	${CPUTYPE}
 .include <bsd.compiler.mk>
 COMPAT_COMPILER_TYPE=${COMPILER_TYPE}
 .endif
 
 # -------------------------------------------------------------------
 # 32 bit world
 .if ${COMPAT_ARCH} == "amd64"
 HAS_COMPAT=32
 .if empty(COMPAT_CPUTYPE)
 LIB32CPUFLAGS=	-march=i686 -mmmx -msse -msse2
 .else
 LIB32CPUFLAGS=	-march=${COMPAT_CPUTYPE}
 .endif
 .if ${COMPAT_COMPILER_TYPE} == gcc
 .else
 LIB32CPUFLAGS+=	-target x86_64-unknown-freebsd13.0
 .endif
 LIB32CPUFLAGS+=	-m32
 LIB32_MACHINE=	i386
 LIB32_MACHINE_ARCH=	i386
 LIB32WMAKEENV=	MACHINE_CPU="i686 mmx sse sse2"
 LIB32WMAKEFLAGS=	\
 		AS="${XAS} --32" \
 		LD="${XLD} -m elf_i386_fbsd -L${LIBCOMPATTMP}/usr/lib32"
 
 .elif ${COMPAT_ARCH} == "powerpc64"
 HAS_COMPAT=32
 .if empty(COMPAT_CPUTYPE)
 LIB32CPUFLAGS=	-mcpu=powerpc
 .else
 LIB32CPUFLAGS=	-mcpu=${COMPAT_CPUTYPE}
 .endif
+
+.if ${COMPAT_COMPILER_TYPE} == "gcc"
 LIB32CPUFLAGS+=	-m32
+.else
+LIB32CPUFLAGS+=	-target powerpc-unknown-freebsd13.0
+
+# Use BFD to workaround ld.lld issues on PowerPC 32 bit 
+LIB32CPUFLAGS+= -fuse-ld=${LD_BFD}
+.endif
+
 LIB32_MACHINE=	powerpc
 LIB32_MACHINE_ARCH=	powerpc
 LIB32WMAKEFLAGS=	\
-		LD="${XLD} -m elf32ppc_fbsd"
+		LD="${LD_BFD} -m elf32ppc_fbsd"
 
 .elif ${COMPAT_ARCH:Mmips64*} != ""
 HAS_COMPAT=32
 .if ${COMPAT_COMPILER_TYPE} == gcc
 .if empty(COMPAT_CPUTYPE)
 LIB32CPUFLAGS=	-march=mips3
 .else
 LIB32CPUFLAGS=	-march=${COMPAT_CPUTYPE}
 .endif
 .else
 .if ${COMPAT_ARCH:Mmips64el*} != ""
 LIB32CPUFLAGS=  -target mipsel-unknown-freebsd13.0
 .else
 LIB32CPUFLAGS=  -target mips-unknown-freebsd13.0
 .endif
 .endif
 LIB32CPUFLAGS+= -mabi=32
 LIB32_MACHINE=	mips
 LIB32_MACHINE_ARCH=	mips
 .if ${COMPAT_ARCH:Mmips64el*} != ""
 _EMULATION=	elf32ltsmip_fbsd
 .else
 _EMULATION=	elf32btsmip_fbsd
 .endif
 LIB32WMAKEFLAGS= LD="${XLD} -m ${_EMULATION}"
 LIB32LDFLAGS=	-Wl,-m${_EMULATION}
 .endif
 
 LIB32WMAKEFLAGS+= NM="${XNM}"
 LIB32WMAKEFLAGS+= OBJCOPY="${XOBJCOPY}"
 
 LIB32CFLAGS=	-DCOMPAT_32BIT
 LIB32DTRACE=	${DTRACE} -32
 LIB32WMAKEFLAGS+=	-DCOMPAT_32BIT
 
 # -------------------------------------------------------------------
 # soft-fp world
 .if ${COMPAT_ARCH:Marmv[67]*} != ""
 HAS_COMPAT=SOFT
 LIBSOFTCFLAGS=        -DCOMPAT_SOFTFP
 LIBSOFTCPUFLAGS= -mfloat-abi=softfp
 LIBSOFT_MACHINE=	arm
 LIBSOFT_MACHINE_ARCH=	${COMPAT_ARCH}
 LIBSOFTWMAKEENV= CPUTYPE=soft
 LIBSOFTWMAKEFLAGS=        -DCOMPAT_SOFTFP
 .endif
 
 # -------------------------------------------------------------------
 # In the program linking case, select LIBCOMPAT
 .if defined(NEED_COMPAT)
 .ifndef HAS_COMPAT
 .warning NEED_COMPAT defined, but no LIBCOMPAT is available (COMPAT_ARCH == ${COMPAT_ARCH}
 .elif !${HAS_COMPAT:M${NEED_COMPAT}} && ${NEED_COMPAT} != "any"
 .error NEED_COMPAT (${NEED_COMPAT}) defined, but not in HAS_COMPAT ($HAS_COMPAT)
 .elif ${NEED_COMPAT} == "any"
 .endif
 .ifdef WANT_COMPAT
 .error Both WANT_COMPAT and NEED_COMPAT defined
 .endif
 WANT_COMPAT:=	${NEED_COMPAT}
 .endif
 
 .if defined(HAS_COMPAT) && defined(WANT_COMPAT)
 .if ${WANT_COMPAT} == "any"
 _LIBCOMPAT:=	${HAS_COMPAT:[1]}
 .else
 _LIBCOMPAT:=	${WANT_COMPAT}
 .endif
 .endif
 
 
 # -------------------------------------------------------------------
 # Generic code for each type.
 # Set defaults based on type.
 libcompat=	${_LIBCOMPAT:tl}
 _LIBCOMPAT_MAKEVARS=	_OBJTOP TMP CPUFLAGS CFLAGS CXXFLAGS LDFLAGS \
 			_MACHINE _MACHINE_ARCH 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}
 
 LIBCOMPATWMAKEENV+=	MACHINE=${LIBCOMPAT_MACHINE}
 LIBCOMPATWMAKEENV+=	MACHINE_ARCH=${LIBCOMPAT_MACHINE_ARCH}
 
 # -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 defined(WANT_COMPAT)
 LIBDIR_BASE:=	/usr/lib${libcompat}
 _LIB_OBJTOP=	${LIBCOMPAT_OBJTOP}
 CFLAGS+=	${LIBCOMPATCFLAGS}
 LDFLAGS+=	${CFLAGS} ${LIBCOMPATLDFLAGS}
 MACHINE=	${LIBCOMPAT_MACHINE}
 MACHINE_ARCH=	${LIBCOMPAT_MACHINE_ARCH}
 .endif
 
 .endif
Index: head/share/mk/bsd.cpu.mk
===================================================================
--- head/share/mk/bsd.cpu.mk	(revision 356053)
+++ head/share/mk/bsd.cpu.mk	(revision 356054)
@@ -1,414 +1,428 @@
 # $FreeBSD$
 
 # Set default CPU compile flags and baseline CPUTYPE for each arch.  The
 # compile flags must support the minimum CPU type for each architecture but
 # may tune support for more advanced processors.
 
 .if !defined(CPUTYPE) || empty(CPUTYPE)
 _CPUCFLAGS =
 . if ${MACHINE_CPUARCH} == "aarch64"
 MACHINE_CPU = arm64
 . elif ${MACHINE_CPUARCH} == "amd64"
 MACHINE_CPU = amd64 sse2 sse mmx
 . elif ${MACHINE_CPUARCH} == "arm"
 MACHINE_CPU = arm
 . elif ${MACHINE_CPUARCH} == "i386"
 MACHINE_CPU = i486
 . elif ${MACHINE_CPUARCH} == "mips"
 MACHINE_CPU = mips
 . elif ${MACHINE_CPUARCH} == "powerpc"
 MACHINE_CPU = aim
 . elif ${MACHINE_CPUARCH} == "riscv"
 MACHINE_CPU = riscv
 . elif ${MACHINE_CPUARCH} == "sparc64"
 MACHINE_CPU = ultrasparc
 . endif
 .else
 
 # Handle aliases (not documented in make.conf to avoid user confusion
 # between e.g. i586 and pentium)
 
 . if ${MACHINE_CPUARCH} == "amd64" || ${MACHINE_CPUARCH} == "i386"
 .  if ${CPUTYPE} == "barcelona"
 CPUTYPE = amdfam10
 .  elif ${CPUTYPE} == "skx"
 CPUTYPE = skylake-avx512
 .  elif ${CPUTYPE} == "core-avx2"
 CPUTYPE = haswell
 .  elif ${CPUTYPE} == "core-avx-i"
 CPUTYPE = ivybridge
 .  elif ${CPUTYPE} == "corei7-avx"
 CPUTYPE = sandybridge
 .  elif ${CPUTYPE} == "corei7"
 CPUTYPE = nehalem
 .  elif ${CPUTYPE} == "slm"
 CPUTYPE = silvermont
 .  elif ${CPUTYPE} == "atom"
 CPUTYPE = bonnell
 .  elif ${CPUTYPE} == "core"
 CPUTYPE = prescott
 .  endif
 .  if ${MACHINE_CPUARCH} == "amd64"
 .   if ${CPUTYPE} == "prescott"
 CPUTYPE = nocona
 .   endif
 .  else
 .   if ${CPUTYPE} == "k7"
 CPUTYPE = athlon
 .   elif ${CPUTYPE} == "p4"
 CPUTYPE = pentium4
 .   elif ${CPUTYPE} == "p4m"
 CPUTYPE = pentium4m
 .   elif ${CPUTYPE} == "p3"
 CPUTYPE = pentium3
 .   elif ${CPUTYPE} == "p3m"
 CPUTYPE = pentium3m
 .   elif ${CPUTYPE} == "p-m"
 CPUTYPE = pentium-m
 .   elif ${CPUTYPE} == "p2"
 CPUTYPE = pentium2
 .   elif ${CPUTYPE} == "i686"
 CPUTYPE = pentiumpro
 .   elif ${CPUTYPE} == "i586/mmx"
 CPUTYPE = pentium-mmx
 .   elif ${CPUTYPE} == "i586"
 CPUTYPE = pentium
 .   endif
 .  endif
 . elif ${MACHINE_ARCH} == "sparc64"
 .  if ${CPUTYPE} == "us"
 CPUTYPE = ultrasparc
 .  elif ${CPUTYPE} == "us3"
 CPUTYPE = ultrasparc3
 .  endif
 . endif
 
 ###############################################################################
 # Logic to set up correct gcc optimization flag.  This must be included
 # after /etc/make.conf so it can react to the local value of CPUTYPE
 # defined therein.  Consult:
 #	http://gcc.gnu.org/onlinedocs/gcc/ARM-Options.html
 #	http://gcc.gnu.org/onlinedocs/gcc/RS-6000-and-PowerPC-Options.html
 #	http://gcc.gnu.org/onlinedocs/gcc/MIPS-Options.html
 #	http://gcc.gnu.org/onlinedocs/gcc/SPARC-Options.html
 #	http://gcc.gnu.org/onlinedocs/gcc/i386-and-x86_002d64-Options.html
 
 . if ${MACHINE_CPUARCH} == "i386"
 .  if ${CPUTYPE} == "crusoe"
 _CPUCFLAGS = -march=i686 -falign-functions=0 -falign-jumps=0 -falign-loops=0
 .  elif ${CPUTYPE} == "k5"
 _CPUCFLAGS = -march=pentium
 .  elif ${CPUTYPE} == "c7"
 _CPUCFLAGS = -march=c3-2
 .  else
 _CPUCFLAGS = -march=${CPUTYPE}
 .  endif
 . elif ${MACHINE_CPUARCH} == "amd64"
 _CPUCFLAGS = -march=${CPUTYPE}
 . elif ${MACHINE_CPUARCH} == "arm"
 .  if ${CPUTYPE} == "xscale"
 #XXX: gcc doesn't seem to like -mcpu=xscale, and dies while rebuilding itself
 #_CPUCFLAGS = -mcpu=xscale
 _CPUCFLAGS = -march=armv5te -D__XSCALE__
 .  elif ${CPUTYPE:M*soft*} != ""
 _CPUCFLAGS = -mfloat-abi=softfp
 .  elif ${CPUTYPE} == "cortexa"
 _CPUCFLAGS = -march=armv7 -mfpu=vfp
 .  elif ${CPUTYPE:Marmv[4567]*} != ""
 # Handle all the armvX types that FreeBSD runs:
 #	armv4, armv4t, armv5, armv5te, armv6, armv6t2, armv7, armv7-a, armv7ve
 # they require -march=. All the others require -mcpu=.
 _CPUCFLAGS = -march=${CPUTYPE}
 .  else
 # Common values for FreeBSD
 # arm: (any arm v4 or v5 processor you are targeting)
 #	arm920t, arm926ej-s, marvell-pj4, fa526, fa626,
 #	fa606te, fa626te, fa726te
 # armv6: (any arm v7 or v8 processor you are targeting and the arm1176jzf-s)
 # 	arm1176jzf-s, generic-armv7-a, cortex-a5, cortex-a7, cortex-a8,
 #	cortex-a9, cortex-a12, cortex-a15, cortex-a17, cortex-a53, cortex-a57,
 #	cortex-a72, exynos-m1
 _CPUCFLAGS = -mcpu=${CPUTYPE}
 . endif
 . elif ${MACHINE_ARCH} == "powerpc"
 .  if ${CPUTYPE} == "e500"
 _CPUCFLAGS = -Wa,-me500 -msoft-float
 .  else
 _CPUCFLAGS = -mcpu=${CPUTYPE} -mno-powerpc64
 .  endif
 . elif ${MACHINE_ARCH} == "powerpc64"
 _CPUCFLAGS = -mcpu=${CPUTYPE}
 . elif ${MACHINE_CPUARCH} == "mips"
 # mips[1234], mips32, mips64, and all later releases need to have mips
 # preserved (releases later than r2 require external toolchain)
 .  if ${CPUTYPE:Mmips32*} != "" || ${CPUTYPE:Mmips64*} != "" || \
 	${CPUTYPE:Mmips[1234]} != ""
 _CPUCFLAGS = -march=${CPUTYPE}
 . else
 # Default -march to the CPUTYPE passed in, with mips stripped off so we
 # accept either mips4kc or 4kc, mostly for historical reasons
 # Typical values for cores:
 #	4kc, 24kc, 34kc, 74kc, 1004kc, octeon, octeon+, octeon2, octeon3,
 #	sb1, xlp, xlr
 _CPUCFLAGS = -march=${CPUTYPE:S/^mips//}
 . endif
 . elif ${MACHINE_ARCH} == "sparc64"
 .  if ${CPUTYPE} == "v9"
 _CPUCFLAGS = -mcpu=v9
 .  elif ${CPUTYPE} == "ultrasparc"
 _CPUCFLAGS = -mcpu=ultrasparc
 .  elif ${CPUTYPE} == "ultrasparc3"
 _CPUCFLAGS = -mcpu=ultrasparc3
 .  endif
 . elif ${MACHINE_CPUARCH} == "aarch64"
 _CPUCFLAGS = -mcpu=${CPUTYPE}
 . endif
 
 # Set up the list of CPU features based on the CPU type.  This is an
 # unordered list to make it easy for client makefiles to test for the
 # presence of a CPU feature.
 
 ########## i386
 . if ${MACHINE_CPUARCH} == "i386"
 .  if ${CPUTYPE} == "znver1"
 MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 .  elif ${CPUTYPE} == "bdver4"
 MACHINE_CPU = xop avx2 avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 .  elif ${CPUTYPE} == "bdver3" || ${CPUTYPE} == "bdver2" || \
     ${CPUTYPE} == "bdver1"
 MACHINE_CPU = xop avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 .  elif ${CPUTYPE} == "btver2"
 MACHINE_CPU = avx sse42 sse41 ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 .  elif ${CPUTYPE} == "btver1"
 MACHINE_CPU = ssse3 sse4a sse3 sse2 sse mmx k6 k5 i586
 .  elif ${CPUTYPE} == "amdfam10"
 MACHINE_CPU = athlon-xp athlon k7 3dnow sse4a sse3 sse2 sse mmx k6 k5 i586
 .  elif ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3"
 MACHINE_CPU = athlon-xp athlon k7 3dnow sse3 sse2 sse mmx k6 k5 i586
 .  elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
     ${CPUTYPE} == "athlon-fx"
 MACHINE_CPU = athlon-xp athlon k7 3dnow sse2 sse mmx k6 k5 i586
 .  elif ${CPUTYPE} == "athlon-mp" || ${CPUTYPE} == "athlon-xp" || \
     ${CPUTYPE} == "athlon-4"
 MACHINE_CPU = athlon-xp athlon k7 3dnow sse mmx k6 k5 i586
 .  elif ${CPUTYPE} == "athlon" || ${CPUTYPE} == "athlon-tbird"
 MACHINE_CPU = athlon k7 3dnow mmx k6 k5 i586
 .  elif ${CPUTYPE} == "k6-3" || ${CPUTYPE} == "k6-2" || ${CPUTYPE} == "geode"
 MACHINE_CPU = 3dnow mmx k6 k5 i586
 .  elif ${CPUTYPE} == "k6"
 MACHINE_CPU = mmx k6 k5 i586
 .  elif ${CPUTYPE} == "k5"
 MACHINE_CPU = k5 i586
 .  elif ${CPUTYPE} == "cascadelake" || ${CPUTYPE} == "icelake-server" || \
     ${CPUTYPE} == "icelake-client" || ${CPUTYPE} == "cannonlake" || \
     ${CPUTYPE} == "knm" || ${CPUTYPE} == "skylake-avx512" || \
     ${CPUTYPE} == "knl"
 MACHINE_CPU = avx512 avx2 avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 .  elif ${CPUTYPE} == "skylake" || ${CPUTYPE} == "broadwell" || \
     ${CPUTYPE} == "haswell"
 MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 .  elif ${CPUTYPE} == "ivybridge" || ${CPUTYPE} == "sandybridge"
 MACHINE_CPU = avx sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 .  elif ${CPUTYPE} == "tremont" || ${CPUTYPE} == "goldmont-plus" || \
     ${CPUTYPE} == "goldmont" || ${CPUTYPE} == "westmere" || \
     ${CPUTYPE} == "nehalem" || ${CPUTYPE} == "silvermont"
 MACHINE_CPU = sse42 sse41 ssse3 sse3 sse2 sse i686 mmx i586
 .  elif ${CPUTYPE} == "penryn"
 MACHINE_CPU = sse41 ssse3 sse3 sse2 sse i686 mmx i586
 .  elif ${CPUTYPE} == "core2" || ${CPUTYPE} == "bonnell"
 MACHINE_CPU = ssse3 sse3 sse2 sse i686 mmx i586
 .  elif ${CPUTYPE} == "yonah" || ${CPUTYPE} == "prescott"
 MACHINE_CPU = sse3 sse2 sse i686 mmx i586
 .  elif ${CPUTYPE} == "pentium4" || ${CPUTYPE} == "pentium4m" || \
     ${CPUTYPE} == "pentium-m"
 MACHINE_CPU = sse2 sse i686 mmx i586
 .  elif ${CPUTYPE} == "pentium3" || ${CPUTYPE} == "pentium3m"
 MACHINE_CPU = sse i686 mmx i586
 .  elif ${CPUTYPE} == "pentium2"
 MACHINE_CPU = i686 mmx i586
 .  elif ${CPUTYPE} == "pentiumpro"
 MACHINE_CPU = i686 i586
 .  elif ${CPUTYPE} == "pentium-mmx"
 MACHINE_CPU = mmx i586
 .  elif ${CPUTYPE} == "pentium"
 MACHINE_CPU = i586
 .  elif ${CPUTYPE} == "c7"
 MACHINE_CPU = sse3 sse2 sse i686 mmx i586
 .  elif ${CPUTYPE} == "c3-2"
 MACHINE_CPU = sse i686 mmx i586
 .  elif ${CPUTYPE} == "c3"
 MACHINE_CPU = 3dnow mmx i586
 .  elif ${CPUTYPE} == "winchip2"
 MACHINE_CPU = 3dnow mmx
 .  elif ${CPUTYPE} == "winchip-c6"
 MACHINE_CPU = mmx
 .  endif
 MACHINE_CPU += i486
 ########## amd64
 . elif ${MACHINE_CPUARCH} == "amd64"
 .  if ${CPUTYPE} == "znver1"
 MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse4a sse3
 .  elif ${CPUTYPE} == "bdver4"
 MACHINE_CPU = xop avx2 avx sse42 sse41 ssse3 sse4a sse3
 .  elif ${CPUTYPE} == "bdver3" || ${CPUTYPE} == "bdver2" || \
     ${CPUTYPE} == "bdver1"
 MACHINE_CPU = xop avx sse42 sse41 ssse3 sse4a sse3
 .  elif ${CPUTYPE} == "btver2"
 MACHINE_CPU = avx sse42 sse41 ssse3 sse4a sse3
 .  elif ${CPUTYPE} == "btver1"
 MACHINE_CPU = ssse3 sse4a sse3
 .  elif ${CPUTYPE} == "amdfam10"
 MACHINE_CPU = k8 3dnow sse4a sse3
 .  elif ${CPUTYPE} == "opteron-sse3" || ${CPUTYPE} == "athlon64-sse3" || \
     ${CPUTYPE} == "k8-sse3"
 MACHINE_CPU = k8 3dnow sse3
 .  elif ${CPUTYPE} == "opteron" || ${CPUTYPE} == "athlon64" || \
     ${CPUTYPE} == "athlon-fx" || ${CPUTYPE} == "k8"
 MACHINE_CPU = k8 3dnow
 .  elif ${CPUTYPE} == "cascadelake" || ${CPUTYPE} == "icelake-server" || \
     ${CPUTYPE} == "icelake-client" || ${CPUTYPE} == "cannonlake" || \
     ${CPUTYPE} == "knm" || ${CPUTYPE} == "skylake-avx512" || \
     ${CPUTYPE} == "knl"
 MACHINE_CPU = avx512 avx2 avx sse42 sse41 ssse3 sse3
 .  elif ${CPUTYPE} == "skylake" || ${CPUTYPE} == "broadwell" || \
     ${CPUTYPE} == "haswell"
 MACHINE_CPU = avx2 avx sse42 sse41 ssse3 sse3
 .  elif ${CPUTYPE} == "ivybridge" || ${CPUTYPE} == "sandybridge"
 MACHINE_CPU = avx sse42 sse41 ssse3 sse3
 .  elif ${CPUTYPE} == "tremont" || ${CPUTYPE} == "goldmont-plus" || \
     ${CPUTYPE} == "goldmont" || ${CPUTYPE} == "westmere" || \
     ${CPUTYPE} == "nehalem" || ${CPUTYPE} == "silvermont"
 MACHINE_CPU = sse42 sse41 ssse3 sse3
 .  elif ${CPUTYPE} == "penryn"
 MACHINE_CPU = sse41 ssse3 sse3
 .  elif ${CPUTYPE} == "core2" || ${CPUTYPE} == "bonnell"
 MACHINE_CPU = ssse3 sse3
 .  elif ${CPUTYPE} == "nocona"
 MACHINE_CPU = sse3
 .  endif
 MACHINE_CPU += amd64 sse2 sse mmx
 ########## Mips
 . elif ${MACHINE_CPUARCH} == "mips"
 MACHINE_CPU = mips
 ########## powerpc
 . elif ${MACHINE_ARCH} == "powerpc"
 .  if ${CPUTYPE} == "e500"
 MACHINE_CPU = booke softfp
 .  endif
 ########## riscv
 . elif ${MACHINE_CPUARCH} == "riscv"
 MACHINE_CPU = riscv
 ########## sparc64
 . elif ${MACHINE_ARCH} == "sparc64"
 .  if ${CPUTYPE} == "v9"
 MACHINE_CPU = v9
 .  elif ${CPUTYPE} == "ultrasparc"
 MACHINE_CPU = v9 ultrasparc
 .  elif ${CPUTYPE} == "ultrasparc3"
 MACHINE_CPU = v9 ultrasparc ultrasparc3
 .  endif
 . endif
 .endif
 
 .if ${MACHINE_CPUARCH} == "mips"
 CFLAGS += -G0
 AFLAGS+= -${MIPS_ENDIAN} -mabi=${MIPS_ABI}
 CFLAGS+= -${MIPS_ENDIAN} -mabi=${MIPS_ABI}
 LDFLAGS+= -${MIPS_ENDIAN} -mabi=${MIPS_ABI}
 . if ${MACHINE_ARCH:Mmips*el*} != ""
 MIPS_ENDIAN=	EL
 . else
 MIPS_ENDIAN=	EB
 . endif
 . if ${MACHINE_ARCH:Mmips64*} != ""
 MIPS_ABI?=	64
 . elif ${MACHINE_ARCH:Mmipsn32*} != ""
 MIPS_ABI?=	n32
 . else
 MIPS_ABI?=	32
 . endif
 . if ${MACHINE_ARCH:Mmips*hf}
 CFLAGS += -mhard-float
 . else
 CFLAGS += -msoft-float
 . endif
 .endif
 
 ########## arm
 .if ${MACHINE_CPUARCH} == "arm"
 MACHINE_CPU += arm
 . if ${MACHINE_ARCH:Marmv6*} != ""
 MACHINE_CPU += armv6
 . endif
 . if ${MACHINE_ARCH:Marmv7*} != ""
 MACHINE_CPU += armv7
 . endif
 # armv6 and armv7 are a hybrid. It can use the softfp ABI, but doesn't emulate
 # floating point in the general case, so don't define softfp for it at this
 # time. arm is pure softfp, so define it for them.
 . if ${MACHINE_ARCH:Marmv[67]*} == ""
 MACHINE_CPU += softfp
 . endif
 # Normally armv6 and armv7 are hard float ABI from FreeBSD 11 onwards. However
 # when CPUTYPE has 'soft' in it, we use the soft-float ABI to allow building of
 # soft-float ABI libraries. In this case, we have to add the -mfloat-abi=softfp
 # to force that.
 .if ${MACHINE_ARCH:Marmv[67]*} && defined(CPUTYPE) && ${CPUTYPE:M*soft*} != ""
 # Needs to be CFLAGS not _CPUCFLAGS because it's needed for the ABI
 # not a nice optimization.
 CFLAGS += -mfloat-abi=softfp
 .endif
 .endif
 
 .if ${MACHINE_ARCH} == "powerpc" || ${MACHINE_ARCH} == "powerpcspe"
 LDFLAGS+= -Wl,--secure-plt
 .endif
 
 .if ${MACHINE_ARCH} == "powerpcspe"
 CFLAGS += -mcpu=8548 -mspe
 CFLAGS.gcc+= -mabi=spe -mfloat-gprs=double -Wa,-me500
 .endif
 
 .if ${MACHINE_CPUARCH} == "riscv"
 .if ${MACHINE_ARCH:Mriscv*sf}
 CFLAGS += -march=rv64imac -mabi=lp64
 .else
 CFLAGS += -march=rv64imafdc -mabi=lp64d
 .endif
 
 .if ${LINKER_FEATURES:U:Mriscv-relaxations} == ""
 CFLAGS += -mno-relax
 .endif
 .endif
 
 # NB: COPTFLAGS is handled in /usr/src/sys/conf/kern.pre.mk
 
 .if !defined(NO_CPU_CFLAGS)
 CFLAGS += ${_CPUCFLAGS}
 .endif
 
 #
 # Prohibit the compiler from emitting SIMD instructions.
 # These flags are added to CFLAGS in areas where the extra context-switch
 # cost outweighs the advantages of SIMD instructions.
 #
 # gcc:
 # Setting -mno-mmx implies -mno-3dnow
 # Setting -mno-sse implies -mno-sse2, -mno-sse3, -mno-ssse3 and -mfpmath=387
 #
 # clang:
 # Setting -mno-mmx implies -mno-3dnow and -mno-3dnowa
 # Setting -mno-sse implies -mno-sse2, -mno-sse3, -mno-ssse3, -mno-sse41 and
 # -mno-sse42
 # (-mfpmath= is not supported)
 #
 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
 CFLAGS_NO_SIMD.clang= -mno-avx -mno-avx2
 CFLAGS_NO_SIMD= -mno-mmx -mno-sse
 .endif
 CFLAGS_NO_SIMD += ${CFLAGS_NO_SIMD.${COMPILER_TYPE}}
 
 # Add in any architecture-specific CFLAGS.
 # These come from make.conf or the command line or the environment.
 CFLAGS += ${CFLAGS.${MACHINE_ARCH}}
 CXXFLAGS += ${CXXFLAGS.${MACHINE_ARCH}}
+
+
+# Defines a variable for Binutils linker, to be used to workaround some
+# issue with LLVM LLD (i.e. support for PowerPC32 bit on PowerPC64)
+#
+# This is an unavoidable cross coupling with Makefile.inc1 and
+# normal builds works when CROSS_BINUTILS_PREFIX and could be removed
+# when LLD PowerPC 32 bit support is completed
+.if defined(CROSS_BINUTILS_PREFIX)
+LD_BFD=${LOCALBASE}/bin/${CROSS_BINUTILS_PREFIX}-ld.bfd
+.else
+LD_BFD=${OBJTOP}/tmp/usr/bin/ld.bfd
+.endif
+
Index: head/stand/defs.mk
===================================================================
--- head/stand/defs.mk	(revision 356053)
+++ head/stand/defs.mk	(revision 356054)
@@ -1,237 +1,241 @@
 # $FreeBSD$
 
 .if !defined(__BOOT_DEFS_MK__)
 __BOOT_DEFS_MK__=${MFILE}
 
 # We need to define all the MK_ options before including src.opts.mk
 # because it includes bsd.own.mk which needs the right MK_ values,
 # espeically MK_CTF.
 
 MK_CTF=		no
 MK_SSP=		no
 MK_PROFILE=	no
 MAN=
 .if !defined(PIC)
 NO_PIC=
 INTERNALLIB=
 .endif
 
 .include <src.opts.mk>
 
 WARNS?=		1
 
 BOOTSRC=	${SRCTOP}/stand
 EFISRC=		${BOOTSRC}/efi
 EFIINC=		${EFISRC}/include
 EFIINCMD=	${EFIINC}/${MACHINE}
 FDTSRC=		${BOOTSRC}/fdt
 FICLSRC=	${BOOTSRC}/ficl
 LDRSRC=		${BOOTSRC}/common
 LIBLUASRC=	${BOOTSRC}/liblua
 LUASRC=		${SRCTOP}/contrib/lua/src
 SASRC=		${BOOTSRC}/libsa
 SYSDIR=		${SRCTOP}/sys
 UBOOTSRC=	${BOOTSRC}/uboot
 ZFSSRC=		${SASRC}/zfs
 LIBCSRC=	${SRCTOP}/lib/libc
 
 BOOTOBJ=	${OBJTOP}/stand
 
 # BINDIR is where we install
 BINDIR?=	/boot
 
 # LUAPATH is where we search for and install lua scripts.
 LUAPATH?=	/boot/lua
 FLUASRC?=	${SRCTOP}/libexec/flua
 
 LIBSA=		${BOOTOBJ}/libsa/libsa.a
 .if ${MACHINE} == "i386"
 LIBSA32=	${LIBSA}
 .else
 LIBSA32=	${BOOTOBJ}/libsa32/libsa32.a
 .endif
 
 # Standard options:
 CFLAGS+=	-nostdinc
 .if ${MACHINE_ARCH} == "amd64" && ${DO32:U0} == 1
 CFLAGS+=	-I${BOOTOBJ}/libsa32
 .else
 CFLAGS+=	-I${BOOTOBJ}/libsa
 .endif
 CFLAGS+=	-I${SASRC} -D_STANDALONE
 CFLAGS+=	-I${SYSDIR}
 # Spike the floating point interfaces
 CFLAGS+=	-Ddouble=jagged-little-pill -Dfloat=floaty-mcfloatface
 .if ${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "amd64"
 # Slim down the image. This saves about 15% in size with clang 6 on x86
 # Our most constrained /boot/loader env is BIOS booting on x86, where
 # our text + data + BTX have to fit into 640k below the ISA hole.
 # Experience has shown that problems arise between ~520k to ~530k.
 CFLAGS.clang+=	-Oz
 CFLAGS.gcc+=	-Os
 CFLAGS+=	-ffunction-sections -fdata-sections
 .endif
 
 # GELI Support, with backward compat hooks (mostly)
 .if defined(LOADER_NO_GELI_SUPPORT)
 MK_LOADER_GELI=no
 .warning "Please move from LOADER_NO_GELI_SUPPORT to WITHOUT_LOADER_GELI"
 .endif
 .if defined(LOADER_GELI_SUPPORT)
 MK_LOADER_GELI=yes
 .warning "Please move from LOADER_GELI_SUPPORT to WITH_LOADER_GELI"
 .endif
 .if ${MK_LOADER_GELI} == "yes"
 CFLAGS+=	-DLOADER_GELI_SUPPORT
 CFLAGS+=	-I${SASRC}/geli
 .endif # MK_LOADER_GELI
 
 # These should be confined to loader.mk, but can't because uboot/lib
 # also uses it. It's part of loader, but isn't a loader so we can't
 # just include loader.mk
 .if ${LOADER_DISK_SUPPORT:Uyes} == "yes"
 CFLAGS+= -DLOADER_DISK_SUPPORT
 .endif
 
 # Machine specific flags for all builds here
 
 # All PowerPC builds are 32 bit. We have no 64-bit loaders on powerpc
 # or powerpc64.
 .if ${MACHINE_ARCH} == "powerpc64"
 CFLAGS+=	-m32 -mcpu=powerpc
+# Use ld.bfd to workaround ld.lld issues on PowerPC 32 bit
+.if "${COMPILER_TYPE}" == "clang" && "${LINKER_TYPE}" == "lld"
+CFLAGS+=	-fuse-ld=${LD_BFD}
+.endif
 .endif
 
 # For amd64, there's a bit of mixed bag. Some of the tree (i386, lib*32) is
 # build 32-bit and some 64-bit (lib*, efi). Centralize all the 32-bit magic here
 # and activate it when DO32 is explicitly defined to be 1.
 .if ${MACHINE_ARCH} == "amd64" && ${DO32:U0} == 1
 CFLAGS+=	-m32
 # LD_FLAGS is passed directly to ${LD}, not via ${CC}:
 LD_FLAGS+=	-m elf_i386_fbsd
 AFLAGS+=	--32
 .endif
 
 SSP_CFLAGS=
 
 # Add in the no float / no SIMD stuff and announce we're freestanding
 # aarch64 and riscv don't have -msoft-float, but all others do. riscv
 # currently has no /boot/loader, but may soon.
 CFLAGS+=	-ffreestanding ${CFLAGS_NO_SIMD}
 .if ${MACHINE_CPUARCH} == "aarch64"
 CFLAGS+=	-mgeneral-regs-only -fPIC
 .elif ${MACHINE_CPUARCH} == "riscv"
 CFLAGS+=	-march=rv64imac -mabi=lp64
 .else
 CFLAGS+=	-msoft-float
 .endif
 
 # -msoft-float seems to be insufficient for powerpcspe
 .if ${MACHINE_ARCH} == "powerpcspe"
 CFLAGS+=	-mno-spe
 .endif
 
 .if ${MACHINE_CPUARCH} == "i386" || (${MACHINE_CPUARCH} == "amd64" && ${DO32:U0} == 1)
 CFLAGS+=	-march=i386
 CFLAGS.gcc+=	-mpreferred-stack-boundary=2
 .endif
 .if ${MACHINE_CPUARCH} == "amd64" && ${DO32:U0} == 0
 CFLAGS+=	-fPIC -mno-red-zone
 .endif
 
 .if ${MACHINE_CPUARCH} == "arm"
 # Do not generate movt/movw, because the relocation fixup for them does not
 # translate to the -Bsymbolic -pie format required by self_reloc() in loader(8).
 # Also, the fpu is not available in a standalone environment.
 .if ${COMPILER_VERSION} < 30800
 CFLAGS.clang+=	-mllvm -arm-use-movt=0
 .else
 CFLAGS.clang+=	-mno-movt
 .endif
 CFLAGS.clang+=  -mfpu=none
 CFLAGS+=	-fPIC
 .endif
 
 # The boot loader build uses dd status=none, where possible, for reproducible
 # build output (since performance varies from run to run). Trouble is that
 # option was recently (10.3) added to FreeBSD and is non-standard. Only use it
 # when this test succeeds rather than require dd to be a bootstrap tool.
 DD_NOSTATUS!=(dd status=none count=0 2> /dev/null && echo status=none) || true
 DD=dd ${DD_NOSTATUS}
 
 .if ${MACHINE_CPUARCH} == "mips"
 CFLAGS+=	-G0 -fno-pic -mno-abicalls
 .endif
 
 .if ${MK_LOADER_FORCE_LE} != "no"
 .if ${MACHINE_ARCH} == "powerpc64"
 CFLAGS+=	-mlittle-endian
 .endif
 .endif
 
 #
 # Have a sensible default
 #
 .if ${MK_LOADER_LUA} == "yes"
 LOADER_DEFAULT_INTERP?=lua
 .elif ${MK_FORTH} == "yes"
 LOADER_DEFAULT_INTERP?=4th
 .else
 LOADER_DEFAULT_INTERP?=simp
 .endif
 LOADER_INTERP?=${LOADER_DEFAULT_INTERP}
 
 # Make sure we use the machine link we're about to create
 CFLAGS+=-I.
 
 all: ${PROG}
 
 CLEANFILES+= teken_state.h
 teken.c: teken_state.h
 
 teken_state.h: ${SYSDIR}/teken/sequences
 	awk -f ${SYSDIR}/teken/gensequences \
 		${SYSDIR}/teken/sequences > teken_state.h
 
 .if !defined(NO_OBJ)
 _ILINKS=include/machine
 .if ${MACHINE} != ${MACHINE_CPUARCH} && ${MACHINE} != "arm64"
 _ILINKS+=include/${MACHINE_CPUARCH}
 .endif
 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
 _ILINKS+=include/x86
 .endif
 CFLAGS+= -Iinclude
 CLEANDIRS+= include
 
 beforedepend: ${_ILINKS}
 beforebuild: ${_ILINKS}
 
 # Ensure that the links exist without depending on it when it exists which
 # causes all the modules to be rebuilt when the directory pointed to changes.
 .for _link in ${_ILINKS}
 .if !exists(${.OBJDIR}/${_link})
 ${OBJS}:       ${_link}
 .endif # _link exists
 .endfor
 
 .NOPATH: ${_ILINKS}
 
 ${_ILINKS}: .NOMETA
 	@case ${.TARGET:T} in \
 	machine) \
 		if [ ${DO32:U0} -eq 0 ]; then \
 			path=${SYSDIR}/${MACHINE}/include ; \
 		else \
 			path=${SYSDIR}/${MACHINE:C/amd64/i386/}/include ; \
 		fi ;; \
 	*) \
 		path=${SYSDIR}/${.TARGET:T}/include ;; \
 	esac ; \
 	case ${.TARGET} in \
 	*/*) mkdir -p ${.TARGET:H};; \
 	esac ; \
 	path=`(cd $$path && /bin/pwd)` ; \
 	${ECHO} ${.TARGET} "->" $$path ; \
 	ln -fhs $$path ${.TARGET}
 .endif # !NO_OBJ
 .endif # __BOOT_DEFS_MK__