Add 64-bit ARM binutils port

This is a port version of Andrew Turner's AArch64-FreeBSD binutils git
branch, https://github.com/zxombie/aarch64-freebsd-binutils

Reviewed by:	bapt
Approvied by:	bapt
Differential Revision: https://reviews.freebsd.org/D912

devel/Makefile

@@ -33,6 +33,7 @@
     SUBDIR += R-cran-reshape2
     SUBDIR += SpecTcl
     SUBDIR += aap
+    SUBDIR += aarch64-binutils
     SUBDIR += abi-compliance-checker
     SUBDIR += ace
     SUBDIR += ace+tao-doc

devel/aarch64-binutils/Makefile

+# $FreeBSD$
+
+PORTREVISION=	1
+COMMENT=	GNU binutils for AArch64 cross-development
+PKGNAMEPREFIX=	aarch64-
+PLIST=	${.CURDIR}/pkg-plist
+
+MASTERDIR=	${.CURDIR}/../binutils/
+
+.include "${MASTERDIR}/Makefile"

devel/aarch64-binutils/pkg-plist

+aarch64-freebsd/bin/ar
+aarch64-freebsd/bin/as
+aarch64-freebsd/bin/ld
+aarch64-freebsd/bin/ld.bfd
+aarch64-freebsd/bin/nm
+aarch64-freebsd/bin/objcopy
+aarch64-freebsd/bin/objdump
+aarch64-freebsd/bin/ranlib
+aarch64-freebsd/bin/strip
+aarch64-freebsd/lib/ldscripts/aarch64elf.x
+aarch64-freebsd/lib/ldscripts/aarch64elf.xbn
+aarch64-freebsd/lib/ldscripts/aarch64elf.xc
+aarch64-freebsd/lib/ldscripts/aarch64elf.xn
+aarch64-freebsd/lib/ldscripts/aarch64elf.xr
+aarch64-freebsd/lib/ldscripts/aarch64elf.xs
+aarch64-freebsd/lib/ldscripts/aarch64elf.xsc
+aarch64-freebsd/lib/ldscripts/aarch64elf.xsw
+aarch64-freebsd/lib/ldscripts/aarch64elf.xu
+aarch64-freebsd/lib/ldscripts/aarch64elf.xw
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.x
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.xbn
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.xc
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.xd
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.xdc
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.xdw
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.xn
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.xr
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.xs
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.xsc
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.xsw
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.xu
+aarch64-freebsd/lib/ldscripts/aarch64fbsd.xw
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.x
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.xbn
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.xc
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.xd
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.xdc
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.xdw
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.xn
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.xr
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.xs
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.xsc
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.xsw
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.xu
+aarch64-freebsd/lib/ldscripts/aarch64fbsdb.xw
+bin/aarch64-freebsd-addr2line
+bin/aarch64-freebsd-ar
+bin/aarch64-freebsd-as
+bin/aarch64-freebsd-c++filt
+bin/aarch64-freebsd-elfedit
+bin/aarch64-freebsd-gprof
+bin/aarch64-freebsd-ld
+bin/aarch64-freebsd-ld.bfd
+bin/aarch64-freebsd-nm
+bin/aarch64-freebsd-objcopy
+bin/aarch64-freebsd-objdump
+bin/aarch64-freebsd-ranlib
+bin/aarch64-freebsd-readelf
+bin/aarch64-freebsd-size
+bin/aarch64-freebsd-strings
+bin/aarch64-freebsd-strip
+man/man1/aarch64-freebsd-addr2line.1.gz
+man/man1/aarch64-freebsd-ar.1.gz
+man/man1/aarch64-freebsd-as.1.gz
+man/man1/aarch64-freebsd-c++filt.1.gz
+man/man1/aarch64-freebsd-dlltool.1.gz
+man/man1/aarch64-freebsd-elfedit.1.gz
+man/man1/aarch64-freebsd-gprof.1.gz
+man/man1/aarch64-freebsd-ld.1.gz
+man/man1/aarch64-freebsd-nlmconv.1.gz
+man/man1/aarch64-freebsd-nm.1.gz
+man/man1/aarch64-freebsd-objcopy.1.gz
+man/man1/aarch64-freebsd-objdump.1.gz
+man/man1/aarch64-freebsd-ranlib.1.gz
+man/man1/aarch64-freebsd-readelf.1.gz
+man/man1/aarch64-freebsd-size.1.gz
+man/man1/aarch64-freebsd-strings.1.gz
+man/man1/aarch64-freebsd-strip.1.gz
+man/man1/aarch64-freebsd-windmc.1.gz
+man/man1/aarch64-freebsd-windres.1.gz

devel/binutils/files/patch-aarch64.diff

+diff --git bfd/config.bfd bfd/config.bfd
+index 4edcc6a..4c94f69 100644
+--- bfd/config.bfd
++++ bfd/config.bfd
+@@ -173,6 +173,11 @@ case "${targ}" in
+     targ_selvecs="bfd_elf64_littleaarch64_vec bfd_elf32_littleaarch64_vec bfd_elf32_bigaarch64_vec bfd_elf32_bigarm_vec bfd_elf32_littlearm_vec"
+     want64=true
+     ;;
++  aarch64-*-freebsd*)
++    targ_defvec=bfd_elf64_littleaarch64_vec
++    targ_selvecs="bfd_elf64_bigaarch64_vec bfd_elf32_littlearm_vec bfd_elf32_bigarm_vec"
++    want64=true
++    ;;
+   aarch64-*-linux*)
+     targ_defvec=bfd_elf64_littleaarch64_vec
+     targ_selvecs="bfd_elf64_bigaarch64_vec bfd_elf32_littleaarch64_vec bfd_elf32_bigaarch64_vec bfd_elf32_littlearm_vec bfd_elf32_bigarm_vec"
+diff --git bfd/configure bfd/configure
+index bef7295..91156fd 100755
+--- bfd/configure
++++ bfd/configure
+@@ -12158,7 +12158,7 @@ fi
+ 
+ 
+ 
+-GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
++GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes -Wno-unused-function"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ /* end confdefs.h.  */
+ __GNUC__
+diff --git gas/config/tc-aarch64.c gas/config/tc-aarch64.c
+index 4b243ce..83e4bb9 100644
+--- gas/config/tc-aarch64.c
++++ gas/config/tc-aarch64.c
+@@ -54,9 +54,6 @@ static const aarch64_feature_set *march_cpu_opt = NULL;
+ /* Constants for known architecture features.  */
+ static const aarch64_feature_set cpu_default = CPU_DEFAULT;
+ 
+-static const aarch64_feature_set aarch64_arch_any = AARCH64_ANY;
+-static const aarch64_feature_set aarch64_arch_none = AARCH64_ARCH_NONE;
+-
+ #ifdef OBJ_ELF
+ /* Pre-defined "_GLOBAL_OFFSET_TABLE_"	*/
+ static symbolS *GOT_symbol;
+diff --git gas/configure gas/configure
+index 8a89e4f..a83138e 100755
+--- gas/configure
++++ gas/configure
+@@ -11575,7 +11575,7 @@ fi
+ using_cgen=no
+ 
+ 
+-GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
++GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes -Wno-unused-function"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ /* end confdefs.h.  */
+ __GNUC__
+diff --git ld/Makefile.am ld/Makefile.am
+index 5968668..5ffb2a4 100644
+--- ld/Makefile.am
++++ ld/Makefile.am
+@@ -415,6 +415,8 @@ ALL_64_EMULATION_SOURCES = \
+ 	eaarch64elf32.c \
+ 	eaarch64elfb.c \
+ 	eaarch64elf32b.c \
++	eaarch64fbsd.c \
++	eaarch64fbsdb.c \
+ 	eaarch64linux.c \
+ 	eaarch64linuxb.c \
+ 	eaarch64linux32.c \
+@@ -1524,6 +1526,14 @@ eaarch64elf32b.c: $(srcdir)/emulparams/aarch64elf32b.sh $(srcdir)/emulparams/aar
+   $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
+   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+ 	${GENSCRIPTS} aarch64elf32b "$(tdir_aarch64elf32b)"
++eaarch64fbsd.c: $(srcdir)/emulparams/aarch64fbsd.sh \
++  $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
++  $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
++	${GENSCRIPTS} aarch64fbsd "$(tdir_aarch64fbsd)"
++eaarch64fbsdb.c: $(srcdir)/emulparams/aarch64fbsdb.sh $(srcdir)/emulparams/aarch64fbsd.sh \
++  $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
++  $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
++	${GENSCRIPTS} aarch64fbsdb "$(tdir_aarch64fbsdb)"
+ eaarch64linux.c: $(srcdir)/emulparams/aarch64linux.sh \
+   $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
+   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+diff --git ld/Makefile.in ld/Makefile.in
+index 59cba73..0ed674f 100644
+--- ld/Makefile.in
++++ ld/Makefile.in
+@@ -722,6 +722,8 @@ ALL_64_EMULATION_SOURCES = \
+ 	eaarch64elf32.c \
+ 	eaarch64elfb.c \
+ 	eaarch64elf32b.c \
++	eaarch64fbsd.c \
++	eaarch64fbsdb.c \
+ 	eaarch64linux.c \
+ 	eaarch64linuxb.c \
+ 	eaarch64linux32.c \
+@@ -1034,6 +1036,8 @@ distclean-compile:
+ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64elf32.Po@am__quote@
+ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64elf32b.Po@am__quote@
+ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64elfb.Po@am__quote@
++@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64fbsd.Po@am__quote@
++@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64fbsdb.Po@am__quote@
+ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64linux.Po@am__quote@
+ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64linux32.Po@am__quote@
+ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaarch64linux32b.Po@am__quote@
+@@ -2956,6 +2960,14 @@ eaarch64elf32b.c: $(srcdir)/emulparams/aarch64elf32b.sh $(srcdir)/emulparams/aar
+   $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
+   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+ 	${GENSCRIPTS} aarch64elf32b "$(tdir_aarch64elf32b)"
++eaarch64fbsd.c: $(srcdir)/emulparams/aarch64fbsd.sh \
++  $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
++  $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
++	${GENSCRIPTS} aarch64fbsd "$(tdir_aarch64fbsd)"
++eaarch64fbsdb.c: $(srcdir)/emulparams/aarch64fbsdb.sh $(srcdir)/emulparams/aarch64fbsd.sh \
++  $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
++  $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
++	${GENSCRIPTS} aarch64fbsdb "$(tdir_aarch64fbsdb)"
+ eaarch64linux.c: $(srcdir)/emulparams/aarch64linux.sh \
+   $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
+   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+diff --git ld/configure ld/configure
+index 8452a13..9ef7a54 100755
+--- ld/configure
++++ ld/configure
+@@ -4642,7 +4642,7 @@ $as_echo "$ac_cv_path_EGREP" >&6; }
+ 
+ 
+ 
+-GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
++GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes -Wno-uninitialized"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ /* end confdefs.h.  */
+ __GNUC__
+diff --git ld/configure.tgt ld/configure.tgt
+index c2c3eab..36416e3 100644
+--- ld/configure.tgt
++++ ld/configure.tgt
+@@ -49,6 +49,8 @@ aarch64_be-*-elf)	targ_emul=aarch64elfb
+ 			targ_extra_emuls="aarch64elf aarch64elf32 aarch64elf32b armelfb armelf" ;;
+ aarch64-*-elf)		targ_emul=aarch64elf
+ 			targ_extra_emuls="aarch64elf32 aarch64elf32b aarch64elfb armelf armelfb" ;;
++aarch64-*-freebsd*)	targ_emul=aarch64fbsd
++			targ_extra_emuls="aarch64fbsdb aarch64elf" ;;
+ aarch64_be-*-linux*)	targ_emul=aarch64linuxb
+ 			targ_extra_libpath="aarch64linux aarch64linux32 aarch64linux32b armelfb_linux_eabi armelf_linux_eabi"
+ 			targ_extra_emuls="aarch64elfb aarch64elf aarch64elf32 aarch64elf32b armelfb armelf $targ_extra_libpath" ;;
+diff --git ld/emulparams/aarch64fbsd.sh ld/emulparams/aarch64fbsd.sh
+new file mode 100644
+index 0000000..b92bde9
+--- /dev/null
++++ ld/emulparams/aarch64fbsd.sh
+@@ -0,0 +1,37 @@
++ARCH=aarch64
++MACHINE=
++NOP=0
++
++SCRIPT_NAME=elf
++ELFSIZE=64
++OUTPUT_FORMAT="elf64-littleaarch64"
++BIG_OUTPUT_FORMAT="elf64-bigaarch64"
++LITTLE_OUTPUT_FORMAT="elf64-littleaarch64"
++NO_REL_RELOCS=yes
++
++TEMPLATE_NAME=elf32
++EXTRA_EM_FILE=aarch64elf
++
++GENERATE_SHLIB_SCRIPT=yes
++GENERATE_PIE_SCRIPT=yes
++
++MAXPAGESIZE="CONSTANT (MAXPAGESIZE)"
++COMMONPAGESIZE="CONSTANT (COMMONPAGESIZE)"
++SEPARATE_GOTPLT=24
++IREL_IN_PLT=
++
++TEXT_START_ADDR=0x400000
++
++DATA_START_SYMBOLS='PROVIDE (__data_start = .);';
++
++# AArch64 does not support .s* sections.
++NO_SMALL_DATA=yes
++
++OTHER_BSS_SYMBOLS='__bss_start__ = .;'
++OTHER_BSS_END_SYMBOLS='_bss_end__ = . ; __bss_end__ = . ;'
++OTHER_END_SYMBOLS='__end__ = . ;'
++
++OTHER_SECTIONS='.note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }'
++ATTRS_SECTIONS='.ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) }'
++# Ensure each PLT entry is aligned to a cache line.
++PLT=".plt          ${RELOCATING-0} : ALIGN(16) { *(.plt)${IREL_IN_PLT+ *(.iplt)} }"
+diff --git ld/emulparams/aarch64fbsdb.sh ld/emulparams/aarch64fbsdb.sh
+new file mode 100644
+index 0000000..2c55dde
+--- /dev/null
++++ ld/emulparams/aarch64fbsdb.sh
+@@ -0,0 +1,2 @@
++. ${srcdir}/emulparams/aarch64fbsd.sh
++OUTPUT_FORMAT="elf64-bigaarch64"