update devkitA64 gcc to 8.2.0

build-devkit.sh

@@ -1,11 +1,11 @@
 #!/bin/bash
 #---------------------------------------------------------------------------------
-#	devkitARM release 48
+#	devkitARM release 49
-#	devkitPPC release 30
+#	devkitPPC release 32
-#	devkitA64 release 9
+#	devkitA64 release 12
 #---------------------------------------------------------------------------------
 
-if [ 1 -eq 0 ] ; then
+if [ 0 -eq 1 ] ; then
 	echo "Please use the latest release buildscripts unless advised otherwise by devkitPro staff."
 	echo "https://github.com/devkitPro/buildscripts/releases/latest"
 	echo
@@ -43,7 +43,7 @@ DFU_UTIL_VER=0.9.1
 STLINK_VER=1.2.3
 
 GAMECUBE_TOOLS_VER=1.0.2
-LIBOGC_VER=1.8.17
+LIBOGC_VER=1.8.20
 WIILOAD_VER=0.5.1
 
 LIBCTRU_VER=1.5.0
@@ -57,8 +57,8 @@ TEX3DS_VER=1.0.0
 GP32_TOOLS_VER=1.0.3
 LIBMIRKO_VER=0.9.8
 
-SWITCH_TOOLS_VER=1.4.0
+SWITCH_TOOLS_VER=1.4.1
-LIBNX_VER=1.2.1
+LIBNX_VER=1.3.0
 
 OSXMIN=${OSXMIN:-10.9}
 
@@ -152,10 +152,13 @@ TOOLPATH=$(echo $INSTALLDIR | sed -e 's/^\([a-zA-Z]\):/\/\1/')
 export PATH=$PATH:$TOOLPATH/$package/bin
 
 if [ ! -z $CROSSBUILD ]; then
+	toolsprefix=$INSTALLDIR/$CROSSBUILD/tools
 	prefix=$INSTALLDIR/$CROSSBUILD/$package
+	toolsprefix=$INSTALLDIR/$CROSSBUILD/tools
 	CROSS_PARAMS="--build=`./config.guess` --host=$CROSSBUILD"
 	CROSS_GCC_PARAMS="--with-gmp=$CROSSPATH --with-mpfr=$CROSSPATH --with-mpc=$CROSSPATH"
 else
+	toolsprefix=$INSTALLDIR/tools
 	prefix=$INSTALLDIR/$package
 fi
 
@@ -172,22 +175,26 @@ PLATFORM=`uname -s`
 
 case $PLATFORM in
 	Darwin )
-		cflags="-mmacosx-version-min=${OSXMIN} -I/usr/local/include"
+		cppflags="-mmacosx-version-min=${OSXMIN} -I/usr/local/include"
 		ldflags="-mmacosx-version-min=${OSXMIN} -L/usr/local/lib"
 		if [ "x${OSXSDKPATH}x" != "xx" ]; then
-			cflags="$cflags -isysroot ${OSXSDKPATH}"
+			cppflags="$cppflags -isysroot ${OSXSDKPATH}"
 			ldflags="$ldflags -Wl,-syslibroot,${OSXSDKPATH}"
 		fi
 		TESTCC=`cc -v 2>&1 | grep clang`
 		if [ "x${TESTCC}x" != "xx" ]; then
-			cflags="$cflags -fbracket-depth=512"
+			cppflags="$cppflags -fbracket-depth=512"
 		fi
     ;;
 	MINGW32* )
-		cflags="-D__USE_MINGW_ACCESS"
+		cppflags="-D__USE_MINGW_ACCESS"
     ;;
 esac
 
+if [ ! -z $CROSSBUILD ] && grep -q "mingw" <<<"$CROSSBUILD" ; then
+	cppflags="-D__USE_MINGW_ACCESS -D__USE_MINGW_ANSI_STDIO=1"
+fi
+
 
 BUILDSCRIPTDIR=$(pwd)
 BUILDDIR=$(pwd)/.$package
@@ -199,7 +206,7 @@ fi
 patchdir=$(pwd)/$basedir/patches
 scriptdir=$(pwd)/$basedir/scripts
 
-archives="binutils-${BINUTILS_VER}.tar.bz2 gcc-${GCC_VER}.tar.xz newlib-${NEWLIB_VER}.tar.gz gdb-${GDB_VER}.tar.xz"
+archives="binutils-${BINUTILS_VER}.tar.xz gcc-${GCC_VER}.tar.xz newlib-${NEWLIB_VER}.tar.gz gdb-${GDB_VER}.tar.xz"
 
 if [ $VERSION -eq 1 ]; then
 
@@ -253,7 +260,7 @@ cd $BUILDSCRIPTDIR
 mkdir -p $BUILDDIR
 cd $BUILDDIR
 
-extract_and_patch binutils $BINUTILS_VER bz2
+extract_and_patch binutils $BINUTILS_VER xz
 extract_and_patch gcc $GCC_VER xz
 extract_and_patch newlib $NEWLIB_VER gz
 extract_and_patch gdb $GDB_VER xz

config.sh.sample

@@ -24,19 +24,12 @@ BUILD_DKPRO_PACKAGE=0
 #---------------------------------------------------------------------------------
 #BUILD_DKPRO_SRCDIR=~/projects/archives
 
-
-#---------------------------------------------------------------------------------
-# skip building the target libraries
-#---------------------------------------------------------------------------------
-BUILD_DKPRO_SKIP_LIBRARIES=0
-
 #---------------------------------------------------------------------------------
 # MAKEFLAGS for building - use number of processors for jobs
 #---------------------------------------------------------------------------------
 #numcores=`getconf _NPROCESSORS_ONLN`
 #export MAKEFLAGS="$MAKEFLAGS -j${numcores}"
 
-
 #---------------------------------------------------------------------------------
 # Uncomment to skip building of tools
 #---------------------------------------------------------------------------------
@@ -55,7 +48,6 @@ BUILD_DKPRO_SKIP_LIBRARIES=0
 #---------------------------------------------------------------------------------
 BUILD_DKPRO_AUTOMATED=0
 
-
 #---------------------------------------------------------------------------------
 # set OSX SDK path if needed
 #---------------------------------------------------------------------------------

dka64/patches/binutils-2.31.1.patch

@@ -0,0 +1,346 @@
+diff -NBaur binutils-2.31.1/bfd/elfnn-aarch64.c binutils-2.31.1-dka64/bfd/elfnn-aarch64.c
+--- binutils-2.31.1/bfd/elfnn-aarch64.c	2018-06-25 12:44:16.000000000 +0100
++++ binutils-2.31.1-dka64/bfd/elfnn-aarch64.c	2018-07-27 18:11:15.757082269 +0100
+@@ -2342,6 +2342,12 @@
+   aarch64_stub_erratum_843419_veneer,
+ };
+ 
++/* Is an undefined weak symbol resolved to 0 ? */
++#define UNDEFINED_WEAK_RESOLVED_TO_ZERO(INFO, EH)               \
++  ((EH)->root.root.type == bfd_link_hash_undefweak              \
++   && bfd_link_executable (INFO)                                \
++   && !(INFO)->dynamic_undefined_weak)
++
+ struct elf_aarch64_stub_hash_entry
+ {
+   /* Base hash table entry structure.  */
+@@ -6370,11 +6376,13 @@
+       Elf_Internal_Sym *sym;
+       asection *sec;
+       struct elf_link_hash_entry *h;
++      struct elf_aarch64_link_hash_entry *eh;
+       bfd_vma relocation;
+       bfd_reloc_status_type r;
+       arelent bfd_reloc;
+       char sym_type;
+       bfd_boolean unresolved_reloc = FALSE;
++      bfd_boolean resolved_to_zero = FALSE;
+       char *error_message = NULL;
+ 
+       r_symndx = ELFNN_R_SYM (rel->r_info);
+@@ -6509,6 +6517,10 @@
+ 					       h, &unresolved_reloc,
+ 					       save_addend, &addend, sym);
+ 
++      eh = (struct elf_aarch64_link_hash_entry *) h;
++      resolved_to_zero = (eh != NULL
++                          && UNDEFINED_WEAK_RESOLVED_TO_ZERO (info, eh));
++
+       switch (elfNN_aarch64_bfd_reloc_from_type (input_bfd, r_type))
+ 	{
+ 	case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC:
+@@ -6532,7 +6544,7 @@
+ 	      need_relocs =
+ 		(!bfd_link_executable (info) || indx != 0) &&
+ 		(h == NULL
+-		 || ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
++		 || (ELF_ST_VISIBILITY (h->other) == STV_DEFAULT && !resolved_to_zero)
+ 		 || h->root.type != bfd_link_hash_undefweak);
+ 
+ 	      BFD_ASSERT (globals->root.srelgot != NULL);
+@@ -6627,7 +6639,7 @@
+ 	      need_relocs =
+ 		(!bfd_link_executable (info) || indx != 0) &&
+ 		(h == NULL
+-		 || ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
++		 || (ELF_ST_VISIBILITY (h->other) == STV_DEFAULT && !resolved_to_zero)
+ 		 || h->root.type != bfd_link_hash_undefweak);
+ 
+ 	      BFD_ASSERT (globals->root.srelgot != NULL);
+@@ -6676,7 +6688,7 @@
+ 	      bfd_vma off = symbol_tlsdesc_got_offset (input_bfd, h, r_symndx);
+ 
+ 	      need_relocs = (h == NULL
+-			     || ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
++			     || (ELF_ST_VISIBILITY (h->other) == STV_DEFAULT && !resolved_to_zero)
+ 			     || h->root.type != bfd_link_hash_undefweak);
+ 
+ 	      BFD_ASSERT (globals->root.srelgot != NULL);
+@@ -7019,6 +7031,26 @@
+   return FALSE;
+ }
+ 
++/* Remove undefined weak symbol from the dynamic symbol table if it
++   is resolved to 0.   */
++
++extern bfd_boolean
++elfNN_aarch64_elf_fixup_symbol (struct bfd_link_info *, struct elf_link_hash_entry *);
++
++bfd_boolean
++elfNN_aarch64_elf_fixup_symbol (struct bfd_link_info *info,
++                             struct elf_link_hash_entry *h)
++{
++  if (h->dynindx != -1
++      && UNDEFINED_WEAK_RESOLVED_TO_ZERO (info, elf_aarch64_hash_entry (h)))
++    {
++      h->dynindx = -1;
++      _bfd_elf_strtab_delref (elf_hash_table (info)->dynstr,
++                              h->dynstr_index);
++    }
++  return TRUE;
++}
++
+ /* Adjust a symbol defined by a dynamic object and referenced by a
+    regular object.  The current definition is in some section of the
+    dynamic object, but we're not including those sections.  We have to
+@@ -8221,6 +8253,7 @@
+   struct elf_aarch64_link_hash_table *htab;
+   struct elf_aarch64_link_hash_entry *eh;
+   struct elf_dyn_relocs *p;
++  bfd_boolean resolved_to_zero;
+ 
+   /* An example of a bfd_link_hash_indirect symbol is versioned
+      symbol. For example: __gxx_personality_v0(bfd_link_hash_indirect)
+@@ -8240,6 +8273,10 @@
+   info = (struct bfd_link_info *) inf;
+   htab = elf_aarch64_hash_table (info);
+ 
++  eh = (struct elf_aarch64_link_hash_entry *) h;
++  eh->tlsdesc_got_jump_table_offset = (bfd_vma) - 1;
++  resolved_to_zero = UNDEFINED_WEAK_RESOLVED_TO_ZERO (info, eh);
++
+   /* Since STT_GNU_IFUNC symbol must go through PLT, we handle it
+      here if it is defined and referenced in a non-shared object.  */
+   if (h->type == STT_GNU_IFUNC
+@@ -8249,7 +8286,7 @@
+     {
+       /* Make sure this symbol is output as a dynamic symbol.
+ 	 Undefined weak syms won't yet be marked as dynamic.  */
+-      if (h->dynindx == -1 && !h->forced_local
++      if (h->dynindx == -1 && !h->forced_local && !resolved_to_zero
+ 	  && h->root.type == bfd_link_hash_undefweak)
+ 	{
+ 	  if (!bfd_elf_link_record_dynamic_symbol (info, h))
+@@ -8283,6 +8320,11 @@
+ 	     of relaxing into these from the large model PLT entries.  */
+ 	  s->size += PLT_SMALL_ENTRY_SIZE;
+ 
++          /* There should be no PLT relocations against resolved undefined
++             weak symbols in the executable.  */
++          if (!resolved_to_zero)
++            {
++
+ 	  /* We also need to make an entry in the .got.plt section, which
+ 	     will be placed in the .got section by the linker script.  */
+ 	  htab->root.sgotplt->size += GOT_ENTRY_SIZE;
+@@ -8305,6 +8347,7 @@
+ 
+ 	  htab->root.srelplt->reloc_count++;
+ 	}
++	}
+       else
+ 	{
+ 	  h->plt.offset = (bfd_vma) - 1;
+@@ -8317,9 +8360,6 @@
+       h->needs_plt = 0;
+     }
+ 
+-  eh = (struct elf_aarch64_link_hash_entry *) h;
+-  eh->tlsdesc_got_jump_table_offset = (bfd_vma) - 1;
+-
+   if (h->got.refcount > 0)
+     {
+       bfd_boolean dyn;
+@@ -8331,7 +8371,7 @@
+ 
+       /* Make sure this symbol is output as a dynamic symbol.
+ 	 Undefined weak syms won't yet be marked as dynamic.  */
+-      if (dyn && h->dynindx == -1 && !h->forced_local
++      if (dyn && h->dynindx == -1 && !h->forced_local && !resolved_to_zero
+ 	  && h->root.type == bfd_link_hash_undefweak)
+ 	{
+ 	  if (!bfd_elf_link_record_dynamic_symbol (info, h))
+@@ -8345,7 +8385,7 @@
+ 	{
+ 	  h->got.offset = htab->root.sgot->size;
+ 	  htab->root.sgot->size += GOT_ENTRY_SIZE;
+-	  if ((ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
++	  if (((ELF_ST_VISIBILITY (h->other) == STV_DEFAULT && !resolved_to_zero)
+ 	       || h->root.type != bfd_link_hash_undefweak)
+ 	      && (bfd_link_pic (info)
+ 		  || WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, 0, h))
+@@ -8381,7 +8421,7 @@
+ 	    }
+ 
+ 	  indx = h && h->dynindx != -1 ? h->dynindx : 0;
+-	  if ((ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
++	  if (((ELF_ST_VISIBILITY (h->other) == STV_DEFAULT && !resolved_to_zero)
+ 	       || h->root.type != bfd_link_hash_undefweak)
+ 	      && (!bfd_link_executable (info)
+ 		  || indx != 0
+@@ -8447,7 +8487,7 @@
+ 	 visibility.  */
+       if (eh->dyn_relocs != NULL && h->root.type == bfd_link_hash_undefweak)
+ 	{
+-	  if (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT
++	  if (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT || resolved_to_zero
+ 	      || UNDEFWEAK_NO_DYNAMIC_RELOC (info, h))
+ 	    eh->dyn_relocs = NULL;
+ 
+@@ -8467,7 +8507,9 @@
+ 	 symbols which turn out to need copy relocs or are not
+ 	 dynamic.  */
+ 
+-      if (!h->non_got_ref
++      if (!(h->non_got_ref
++           || (h->root.type == bfd_link_hash_undefweak
++               && !resolved_to_zero))
+ 	  && ((h->def_dynamic
+ 	       && !h->def_regular)
+ 	      || (htab->root.dynamic_sections_created
+@@ -8478,6 +8520,7 @@
+ 	     Undefined weak syms won't yet be marked as dynamic.  */
+ 	  if (h->dynindx == -1
+ 	      && !h->forced_local
++	      && !resolved_to_zero
+ 	      && h->root.type == bfd_link_hash_undefweak
+ 	      && !bfd_elf_link_record_dynamic_symbol (info, h))
+ 	    return FALSE;
+@@ -9098,8 +9141,17 @@
+ 				     Elf_Internal_Sym *sym)
+ {
+   struct elf_aarch64_link_hash_table *htab;
++  struct elf_aarch64_link_hash_entry *eh;
++  bfd_boolean local_undefweak;
+   htab = elf_aarch64_hash_table (info);
+ 
++  eh = (struct elf_aarch64_link_hash_entry *) h;
++
++  /* We keep PLT/GOT entries without dynamic PLT/GOT relocations for
++     resolved undefined weak symbols in executable so that their
++     references have value 0 at run-time.  */
++  local_undefweak = UNDEFINED_WEAK_RESOLVED_TO_ZERO (info, eh);
++
+   if (h->plt.offset != (bfd_vma) - 1)
+     {
+       asection *plt, *gotplt, *relplt;
+@@ -9134,7 +9186,7 @@
+ 	return FALSE;
+ 
+       elfNN_aarch64_create_small_pltn_entry (h, htab, output_bfd, info);
+-      if (!h->def_regular)
++      if (!local_undefweak && !h->def_regular)
+ 	{
+ 	  /* Mark the symbol as undefined, rather than as defined in
+ 	     the .plt section.  */
+@@ -9153,10 +9205,11 @@
+     }
+ 
+   if (h->got.offset != (bfd_vma) - 1
+-      && elf_aarch64_hash_entry (h)->got_type == GOT_NORMAL
++      && elf_aarch64_hash_entry (h)->got_type == GOT_NORMAL 
+       /* Undefined weak symbol in static PIE resolves to 0 without
+ 	 any dynamic relocations.  */
+-      && !UNDEFWEAK_NO_DYNAMIC_RELOC (info, h))
++      && !UNDEFWEAK_NO_DYNAMIC_RELOC (info, h)
++      && !local_undefweak)
+     {
+       Elf_Internal_Rela rela;
+       bfd_byte *loc;
+@@ -9650,6 +9703,9 @@
+ #define elf_backend_init_index_section		\
+   _bfd_elf_init_2_index_sections
+ 
++#define elf_backend_fixup_symbol		\
++  elfNN_aarch64_elf_fixup_symbol
++
+ #define elf_backend_finish_dynamic_sections	\
+   elfNN_aarch64_finish_dynamic_sections
+ 
+diff -NBaur binutils-2.31.1/ld/emulparams/aarch64elf32.sh binutils-2.31.1-dka64/ld/emulparams/aarch64elf32.sh
+--- binutils-2.31.1/ld/emulparams/aarch64elf32.sh	2018-06-24 19:38:57.000000000 +0100
++++ binutils-2.31.1-dka64/ld/emulparams/aarch64elf32.sh	2018-07-27 18:04:52.585317513 +0100
+@@ -1,3 +1,5 @@
++. ${srcdir}/emulparams/dynamic_undefined_weak.sh
++
+ ARCH="aarch64:ilp32"
+ MACHINE=
+ NOP=0x1f2003d5
+diff -NBaur binutils-2.31.1/ld/emulparams/aarch64elf.sh binutils-2.31.1-dka64/ld/emulparams/aarch64elf.sh
+--- binutils-2.31.1/ld/emulparams/aarch64elf.sh	2018-06-24 19:38:57.000000000 +0100
++++ binutils-2.31.1-dka64/ld/emulparams/aarch64elf.sh	2018-07-27 18:04:52.585317513 +0100
+@@ -1,3 +1,5 @@
++. ${srcdir}/emulparams/dynamic_undefined_weak.sh
++
+ ARCH=aarch64
+ MACHINE=
+ NOP=0x1f2003d5
+diff -NBaur binutils-2.31.1/ld/emultempl/aarch64elf.em binutils-2.31.1-dka64/ld/emultempl/aarch64elf.em
+--- binutils-2.31.1/ld/emultempl/aarch64elf.em	2018-06-26 12:27:20.000000000 +0100
++++ binutils-2.31.1-dka64/ld/emultempl/aarch64elf.em	2018-07-27 18:04:52.585317513 +0100
+@@ -380,7 +380,7 @@
+   { "no-apply-dynamic-relocs", no_argument, NULL, OPTION_NO_APPLY_DYNAMIC_RELOCS},
+ '
+ 
+-PARSE_AND_LIST_OPTIONS='
++PARSE_AND_LIST_OPTIONS=${PARSE_AND_LIST_OPTIONS}'
+   fprintf (file, _("  --no-enum-size-warning      Don'\''t warn about objects with incompatible\n"
+ 		   "                                enum sizes\n"));
+   fprintf (file, _("  --no-wchar-size-warning     Don'\''t warn about objects with incompatible\n"
+diff -NBaur binutils-2.31.1/ld/Makefile.am binutils-2.31.1-dka64/ld/Makefile.am
+--- binutils-2.31.1/ld/Makefile.am	2018-06-24 19:38:57.000000000 +0100
++++ binutils-2.31.1-dka64/ld/Makefile.am	2018-07-27 18:04:52.585317513 +0100
+@@ -1495,19 +1495,23 @@
+   $(srcdir)/scripttempl/aout.sc ${GEN_DEPENDS}
+ 
+ eaarch64elf.c: $(srcdir)/emulparams/aarch64elf.sh \
+-  $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
++  $(srcdir)/emulparams/dynamic_undefined_weak.sh \
++  $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em ldemul-list.h \
+   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+ 
+ eaarch64elf32.c: $(srcdir)/emulparams/aarch64elf32.sh \
+-  $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
++  $(srcdir)/emulparams/dynamic_undefined_weak.sh \
++  $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em ldemul-list.h \
+   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+ 
+ eaarch64elfb.c: $(srcdir)/emulparams/aarch64elfb.sh $(srcdir)/emulparams/aarch64elf.sh \
+-  $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
++  $(srcdir)/emulparams/dynamic_undefined_weak.sh \
++  $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em ldemul-list.h \
+   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+ 
+ eaarch64elf32b.c: $(srcdir)/emulparams/aarch64elf32b.sh $(srcdir)/emulparams/aarch64elf32.sh \
+-  $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
++  $(srcdir)/emulparams/dynamic_undefined_weak.sh \
++  $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em ldemul-list.h \
+   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+ 
+ eaarch64cloudabi.c: $(srcdir)/emulparams/aarch64cloudabi.sh \
+diff -NBaur binutils-2.31.1/ld/Makefile.in binutils-2.31.1-dka64/ld/Makefile.in
+--- binutils-2.31.1/ld/Makefile.in	2018-07-18 08:46:21.000000000 +0100
++++ binutils-2.31.1-dka64/ld/Makefile.in	2018-07-27 18:04:52.585317513 +0100
+@@ -3097,18 +3097,22 @@
+ 
+ eaarch64elf.c: $(srcdir)/emulparams/aarch64elf.sh \
+   $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
++  $(srcdir)/emulparams/dynamic_undefined_weak.sh \
+   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+ 
+ eaarch64elf32.c: $(srcdir)/emulparams/aarch64elf32.sh \
+   $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
++  $(srcdir)/emulparams/dynamic_undefined_weak.sh \
+   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+ 
+ eaarch64elfb.c: $(srcdir)/emulparams/aarch64elfb.sh $(srcdir)/emulparams/aarch64elf.sh \
+   $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
++  $(srcdir)/emulparams/dynamic_undefined_weak.sh \
+   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+ 
+ eaarch64elf32b.c: $(srcdir)/emulparams/aarch64elf32b.sh $(srcdir)/emulparams/aarch64elf32.sh \
+   $(ELF_DEPS) $(srcdir)/emultempl/aarch64elf.em \
++  $(srcdir)/emulparams/dynamic_undefined_weak.sh \
+   $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
+ 
+ eaarch64cloudabi.c: $(srcdir)/emulparams/aarch64cloudabi.sh \

dka64/patches/gcc-8.2.0.patch

@@ -0,0 +1,199 @@
+diff --git a/gcc/config.gcc b/gcc/config.gcc
+index 532c33f4c2b..c8a8bc698a7 100644
+--- a/gcc/config.gcc
++++ b/gcc/config.gcc
+@@ -945,6 +945,7 @@ aarch64*-*-elf | aarch64*-*-fuchsia* | aarch64*-*-rtems*)
+ 	case $target in
+ 	aarch64-*-elf*)
+ 		use_gcc_stdint=wrap
++		tm_defines="${tm_defines}  TARGET_DEFAULT_ASYNC_UNWIND_TABLES=1"
+ 		;;
+         aarch64-*-fuchsia*)
+                 tm_file="${tm_file} fuchsia.h"
+diff --git a/gcc/config/aarch64/aarch64-elf-raw.h b/gcc/config/aarch64/aarch64-elf-raw.h
+index c074238df06..ef503ddd5a6 100644
+--- a/gcc/config/aarch64/aarch64-elf-raw.h
++++ b/gcc/config/aarch64/aarch64-elf-raw.h
+@@ -22,6 +22,7 @@
+ #ifndef GCC_AARCH64_ELF_RAW_H
+ #define GCC_AARCH64_ELF_RAW_H
+ 
++#define LINK_GCC_C_SEQUENCE_SPEC "--start-group %G %L %(libgloss) --end-group"
+ #define STARTFILE_SPEC " crti%O%s crtbegin%O%s crt0%O%s"
+ #define ENDFILE_SPEC \
+   " crtend%O%s crtn%O%s " \
+diff --git a/gcc/config/aarch64/aarch64-opts.h b/gcc/config/aarch64/aarch64-opts.h
+index 7a5c6d7664f..687793841de 100644
+--- a/gcc/config/aarch64/aarch64-opts.h
++++ b/gcc/config/aarch64/aarch64-opts.h
+@@ -48,6 +48,12 @@ enum aarch64_tls_type {
+   TLS_DESCRIPTORS
+ };
+ 
++/* Which thread pointer access sequence to use.  */
++enum aarch64_tp_type {
++  TP_HARD,
++  TP_SOFT
++};
++
+ /* The code model defines the address generation strategy.
+    Most have a PIC and non-PIC variant.  */
+ enum aarch64_code_model {
+diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
+index 175f13dc264..733ab473cbd 100644
+--- a/gcc/config/aarch64/aarch64.c
++++ b/gcc/config/aarch64/aarch64.c
+@@ -11979,8 +11979,24 @@ aarch64_load_tp (rtx target)
+       || !register_operand (target, Pmode))
+     target = gen_reg_rtx (Pmode);
+ 
+-  /* Can return in any reg.  */
+-  emit_insn (gen_aarch64_load_tp_hard (target));
++  if (TARGET_HARD_TP)
++    {
++      /* Can return in any reg.  */
++      emit_insn (gen_aarch64_load_tp_hard (target));
++    }
++  else
++    {
++      /* Always returned in r0.  Immediately copy the result into a pseudo,
++	 otherwise other uses of r0 (e.g. setting up function arguments) may
++	 clobber the value.  */
++
++      rtx tmp;
++
++      emit_insn (gen_aarch64_load_tp_soft ());
++
++      tmp = gen_rtx_REG (DImode, R0_REGNUM);
++      emit_move_insn (target, tmp);
++    }
+   return target;
+ }
+ 
+diff --git a/gcc/config/aarch64/aarch64.h b/gcc/config/aarch64/aarch64.h
+index 976f9afae54..73263bcb5e7 100644
+--- a/gcc/config/aarch64/aarch64.h
++++ b/gcc/config/aarch64/aarch64.h
+@@ -957,6 +957,10 @@ typedef struct
+ /* Check TLS Descriptors mechanism is selected.  */
+ #define TARGET_TLS_DESC (aarch64_tls_dialect == TLS_DESCRIPTORS)
+ 
++/* Check selected thread pointer access sequence to use.  */
++#define TARGET_HARD_TP (target_thread_pointer == TP_HARD)
++#define TARGET_SOFT_TP (target_thread_pointer == TP_SOFT)
++
+ extern enum aarch64_code_model aarch64_cmodel;
+ 
+ /* When using the tiny addressing model conditional and unconditional branches
+diff --git a/gcc/config/aarch64/aarch64.md b/gcc/config/aarch64/aarch64.md
+index 32a0e1f3685..783c655acf0 100644
+--- a/gcc/config/aarch64/aarch64.md
++++ b/gcc/config/aarch64/aarch64.md
+@@ -5693,11 +5693,22 @@
+ (define_insn "aarch64_load_tp_hard"
+   [(set (match_operand:DI 0 "register_operand" "=r")
+ 	(unspec:DI [(const_int 0)] UNSPEC_TLS))]
+-  ""
+-  "mrs\\t%0, tpidr_el0"
++  "TARGET_HARD_TP"
++  "mrs\\t%0, tpidr_el0\\t// aarch64_load_tp_hard"
+   [(set_attr "type" "mrs")]
+ )
+ 
++(define_insn "aarch64_load_tp_soft"
++  [(set (reg:DI 0) (unspec:DI [(const_int 0)] UNSPEC_TLS))
++   (clobber (reg:DI IP0_REGNUM))
++   (clobber (reg:DI IP1_REGNUM))
++   (clobber (reg:DI LR_REGNUM))
++   (clobber (reg:CC CC_REGNUM))]
++  "TARGET_SOFT_TP"
++  "bl\\t__aarch64_read_tp\\t// aarch64_load_tp_soft"
++  [(set_attr "type" "branch")]
++)
++
+ ;; The TLS ABI specifically requires that the compiler does not schedule
+ ;; instructions in the TLS stubs, in order to enable linker relaxation.
+ ;; Therefore we treat the stubs as an atomic sequence.
+diff --git a/gcc/config/aarch64/aarch64.opt b/gcc/config/aarch64/aarch64.opt
+index 52eaf8c6f40..52bccddc6e3 100644
+--- a/gcc/config/aarch64/aarch64.opt
++++ b/gcc/config/aarch64/aarch64.opt
+@@ -115,6 +115,20 @@ Enum(aarch64_tls_size) String(32) Value(32)
+ EnumValue
+ Enum(aarch64_tls_size) String(48) Value(48)
+ 
++mtp=
++Target RejectNegative Joined Enum(aarch64_tp_type) Var(target_thread_pointer) Init(TP_HARD)
++Specify how to access the thread pointer.
++
++Enum
++Name(aarch64_tp_type) Type(enum aarch64_tp_type)
++Valid arguments to -mtp=:
++
++EnumValue
++Enum(aarch64_tp_type) String(hard) Value(TP_HARD)
++
++EnumValue
++Enum(aarch64_tp_type) String(soft) Value(TP_SOFT)
++
+ march=
+ Target RejectNegative ToLower Joined Var(aarch64_arch_string)
+ -march=ARCH	Use features of architecture ARCH.
+diff --git a/gcc/config/aarch64/t-aarch64 b/gcc/config/aarch64/t-aarch64
+index 0be1f0d63aa..a54068bfd96 100644
+--- a/gcc/config/aarch64/t-aarch64
++++ b/gcc/config/aarch64/t-aarch64
+@@ -68,5 +68,7 @@ cortex-a57-fma-steering.o: $(srcdir)/config/aarch64/cortex-a57-fma-steering.c \
+ 		$(srcdir)/config/aarch64/cortex-a57-fma-steering.c
+ 
+ comma=,
+-MULTILIB_OPTIONS    = $(subst $(comma),/, $(patsubst %, mabi=%, $(subst $(comma),$(comma)mabi=,$(TM_MULTILIB_CONFIG))))
+-MULTILIB_DIRNAMES   = $(subst $(comma), ,$(TM_MULTILIB_CONFIG))
++MULTILIB_OPTIONS    = mcmodel=large fPIC
++MULTILIB_DIRNAMES   = large pic
++MULTILIB_REQUIRED   = mcmodel=large fPIC
++MULTILIB_MATCHES    = fPIC=fpic fPIC=fpie fPIC=fPIE
+diff --git a/gcc/gcc.c b/gcc/gcc.c
+index a716f708259..6a11011dba7 100644
+--- a/gcc/gcc.c
++++ b/gcc/gcc.c
+@@ -786,6 +786,11 @@ proper position among the other output files.  */
+ #endif
+ #endif
+ 
++#ifndef LIBGLOSS_SPEC
++# define LIBGLOSS_SPEC "-lsysbase"
++#endif
++
++
+ /* config.h can define STARTFILE_SPEC to override the default crt0 files.  */
+ #ifndef STARTFILE_SPEC
+ #define STARTFILE_SPEC  \
+@@ -1081,6 +1086,7 @@ static const char *link_spec = LINK_SPEC;
+ static const char *lib_spec = LIB_SPEC;
+ static const char *link_gomp_spec = "";
+ static const char *libgcc_spec = LIBGCC_SPEC;
++static const char *libgloss_spec = LIBGLOSS_SPEC;
+ static const char *endfile_spec = ENDFILE_SPEC;
+ static const char *startfile_spec = STARTFILE_SPEC;
+ static const char *linker_name_spec = LINKER_NAME;
+@@ -1577,6 +1583,7 @@ static struct spec_list static_specs[] =
+   INIT_STATIC_SPEC ("lib",			&lib_spec),
+   INIT_STATIC_SPEC ("link_gomp",		&link_gomp_spec),
+   INIT_STATIC_SPEC ("libgcc",			&libgcc_spec),
++  INIT_STATIC_SPEC ("libgloss",			&libgloss_spec),
+   INIT_STATIC_SPEC ("startfile",		&startfile_spec),
+   INIT_STATIC_SPEC ("cross_compile",		&cross_compile),
+   INIT_STATIC_SPEC ("version",			&compiler_version),
+diff --git a/libgcc/crtstuff.c b/libgcc/crtstuff.c
+index 5e894455e16..f2347455de0 100644
+--- a/libgcc/crtstuff.c
++++ b/libgcc/crtstuff.c
+@@ -47,6 +47,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+ 
+ /* Target machine header files require this define. */
+ #define IN_LIBGCC2
++#define USED_FOR_TARGET
+ 
+ /* FIXME: Including auto-host is incorrect, but until we have
+    identified the set of defines that need to go into auto-target.h,

dka64/scripts/build-gcc.sh

@@ -46,7 +46,7 @@ then
 	CXXFLAGS_FOR_TARGET="-O2 -ffunction-sections -fdata-sections" \
 	LDFLAGS_FOR_TARGET="" \
 	../../gcc-$GCC_VER/configure \
-		--enable-languages=c,c++ \
+		--enable-languages=c,c++,objc,lto \
 		--with-gnu-as --with-gnu-ld --with-gcc \
 		--with-march=armv8\
 		--enable-cxx-flags='-ffunction-sections' \
@@ -57,13 +57,14 @@ then
 		--disable-libmudflap --disable-libssp --disable-libgomp \
 		--disable-libstdcxx-pch \
 		--enable-libstdcxx-time \
+		--enable-libstdcxx-filesystem-ts \
 		--target=$target \
 		--with-newlib \
 		--with-headers=../../newlib-$NEWLIB_VER/newlib/libc/include \
 		--prefix=$prefix \
 		--enable-lto $plugin_ld\
 		--with-system-zlib \
-		--with-bugurl="https://github.com/devkitPro/buildscripts/issues" --with-pkgversion="devkitA64 release 9" \
+		--with-bugurl="https://github.com/devkitPro/buildscripts/issues" --with-pkgversion="devkitA64 release 12" \
 		$CROSS_PARAMS \
 		$CROSS_GCC_PARAMS \
 		|| { echo "Error configuring gcc"; exit 1; }

dka64/scripts/build-tools.sh

@@ -6,7 +6,7 @@ do
 	dir=$(echo $archive | sed -e 's/\(.*\)\.tar\.bz2/\1/' )
 	cd $BUILDDIR/$dir
 	if [ ! -f configured ]; then
-		CXXFLAGS=$cflags CFLAGS=$cflags LDFLAGS=$ldflags ./configure --prefix=/opt/devkitpro/tools $CROSS_PARAMS || { echo "error configuring $archive"; exit 1; }
+		CXXFLAGS=$cflags CFLAGS=$cflags LDFLAGS=$ldflags ./configure --prefix=$toolsprefix $CROSS_PARAMS || { echo "error configuring $archive"; exit 1; }
 		touch configured
 	fi
 	if [ ! -f built ]; then

dkarm-eabi/patches/newlib-3.0.0.patch

@@ -33,7 +33,7 @@ index 6da164352..f18f17447 100644
  AS=${AS-as}
 diff --git a/libgloss/libsysbase/Makefile.in b/libgloss/libsysbase/Makefile.in
 new file mode 100644
-index 000000000..7fd7357de
+index 000000000..0d2be31c6
 --- /dev/null
 +++ b/libgloss/libsysbase/Makefile.in
 @@ -0,0 +1,148 @@
@@ -104,12 +104,12 @@ index 000000000..7fd7357de
 +	else t='$(program_transform_name)'; echo objcopy | sed -e $$t ; fi`
 +
 +# object files needed
-+OBJS = abort.o iosupport.o close.o environ.o execve.o fork.o fstat.o getpid.o gettod.o \
++OBJS = abort.o iosupport.o clocks.o close.o environ.o execve.o fork.o fstat.o getpid.o gettod.o \
-+	isatty.o kill.o link.o lseek.o open.o read.o sbrk.o stat.o times.o \
++	isatty.o kill.o link.o lseek.o lstat.o nanosleep.o open.o read.o sbrk.o sleep.o stat.o usleep.o times.o \
 +	unlink.o wait.o write.o _exit.o malloc_vars.o \
 +	chdir.o mkdir.o rename.o build_argv.o statvfs.o \
 +	flock.o syscall_support.o handle_manager.o truncate.o ftruncate.o dirent.o fsync.o \
-+	fchmod.o chmod.o getreent.o rmdir.o
++	fchmod.o chmod.o getreent.o rmdir.o utime.o scandir.o
 +
 +# Object files specific to particular targets.
 +EVALOBJS = ${OBJS}
@@ -887,6 +887,46 @@ index 000000000..3668b5801
 +	return ret;
 +}
 +
+diff --git a/libgloss/libsysbase/clocks.c b/libgloss/libsysbase/clocks.c
+new file mode 100644
+index 000000000..01cfee469
+--- /dev/null
++++ b/libgloss/libsysbase/clocks.c
+@@ -0,0 +1,34 @@
++#include <errno.h>
++#include <time.h>
++#include <sys/iosupport.h>
++
++int clock_gettime(clockid_t clock_id, struct timespec *tp)
++{
++   if ( __syscalls.clock_gettime ) {
++      return __syscalls.clock_gettime(clock_id, tp);
++   } else {
++      errno = ENOSYS;
++      return -1;
++   }
++}
++
++int clock_settime(clockid_t clock_id, const struct timespec *tp)
++{
++   if ( __syscalls.clock_settime ) {
++      return __syscalls.clock_settime(clock_id, tp);
++   } else {
++      errno = ENOSYS;
++      return -1;
++   }
++}
++
++int clock_getres (clockid_t clock_id, struct timespec *res)
++{
++   if ( __syscalls.clock_getres ) {
++      return __syscalls.clock_getres(clock_id, res);
++   } else {
++      errno = ENOSYS;
++      return -1;
++   }
++}
++
 diff --git a/libgloss/libsysbase/close.c b/libgloss/libsysbase/close.c
 new file mode 100644
 index 000000000..931ad07b1
@@ -6140,10 +6180,10 @@ index 000000000..f3fcc88f7
 +}
 diff --git a/libgloss/libsysbase/iosupport.c b/libgloss/libsysbase/iosupport.c
 new file mode 100644
-index 000000000..4f131275e
+index 000000000..948c6ef93
 --- /dev/null
 +++ b/libgloss/libsysbase/iosupport.c
-@@ -0,0 +1,138 @@
+@@ -0,0 +1,140 @@
 +#include <stdlib.h>
 +#include <string.h>
 +#include <ctype.h>
@@ -6194,6 +6234,8 @@ index 000000000..4f131275e
 +	NULL,		// chmod_r
 +	NULL,		// fchmod_r
 +	NULL,		// rmdir_r
++	NULL,		// lstat_r
++	NULL,		// utimes_r
 +};
 +
 +//---------------------------------------------------------------------------------
@@ -6422,6 +6464,43 @@ index 000000000..eb232c86b
 +	return ret;
 +
 +}
+diff --git a/libgloss/libsysbase/lstat.c b/libgloss/libsysbase/lstat.c
+new file mode 100644
+index 000000000..fc393430b
+--- /dev/null
++++ b/libgloss/libsysbase/lstat.c
+@@ -0,0 +1,31 @@
++#include "config.h"
++#include <_ansi.h>
++#include <_syslist.h>
++#include <sys/types.h>
++#include <sys/stat.h>
++#include <sys/iosupport.h>
++#include <errno.h>
++
++
++//---------------------------------------------------------------------------------
++int lstat (const char *__restrict __path, struct stat *__restrict __buf ) {
++//---------------------------------------------------------------------------------
++	struct _reent *r = _REENT;
++	int dev,ret;
++
++	dev = FindDevice(__path);
++
++	if(dev!=-1) {
++		if (devoptab_list[dev]->lstat_r) {
++			r->deviceData = devoptab_list[dev]->deviceData;
++			ret = devoptab_list[dev]->lstat_r(r,__path,__buf);
++		} else {
++			r->_errno=ENOSYS;
++		}
++	} else {
++		ret = -1;
++		r->_errno = ENODEV;
++	}
++	return ret;
++}
++
 diff --git a/libgloss/libsysbase/malloc_vars.c b/libgloss/libsysbase/malloc_vars.c
 new file mode 100644
 index 000000000..456590956
@@ -6455,6 +6534,26 @@ index 000000000..b4fcbd3d7
 +
 +	return ret;
 +}
+diff --git a/libgloss/libsysbase/nanosleep.c b/libgloss/libsysbase/nanosleep.c
+new file mode 100644
+index 000000000..3c96fc61b
+--- /dev/null
++++ b/libgloss/libsysbase/nanosleep.c
+@@ -0,0 +1,14 @@
++#include <errno.h>
++#include <time.h>
++#include <sys/iosupport.h>
++
++int nanosleep(const struct timespec *req, struct timespec *rem)
++{
++   if ( __syscalls.nanosleep ) {
++      return __syscalls.nanosleep(req, rem);
++   } else {
++      *rem = *req;
++      errno = ENOSYS;
++      return -1;
++   }
++}
 diff --git a/libgloss/libsysbase/open.c b/libgloss/libsysbase/open.c
 new file mode 100644
 index 000000000..f8d98fd3b
@@ -6696,6 +6795,110 @@ index 000000000..5dd550c5c
 +	heap_start += incr;
 +	return (caddr_t) prev_heap_start;
 +}
+diff --git a/libgloss/libsysbase/scandir.c b/libgloss/libsysbase/scandir.c
+new file mode 100644
+index 000000000..1333df4b2
+--- /dev/null
++++ b/libgloss/libsysbase/scandir.c
+@@ -0,0 +1,74 @@
++#include <sys/types.h>
++#include <sys/stat.h>
++#include <stddef.h>
++#include <dirent.h>
++#include <stdlib.h>
++#include <string.h>
++#include <errno.h>
++
++/*
++ * The DIRSIZ macro gives the minimum record length which will hold
++ * the directory entry.  This requires the amount of space in struct dirent
++ * without the d_name field, plus enough space for the name with a terminating
++ * null byte (dp->d_namlen+1), rounded up to a 4 byte boundary.
++ */
++#undef DIRSIZ
++#ifdef _DIRENT_HAVE_D_NAMLEN
++#define DIRSIZ(dp) \
++    (offsetof (struct dirent, d_name) + (((dp)->d_namlen+1 + 3) &~ 3))
++#else
++#define DIRSIZ(dp) \
++    (offsetof (struct dirent, d_name) + ((strlen((dp)->d_name)+1 + 3) &~ 3))
++#endif
++
++int
++scandir (const char *dirname,
++	struct dirent ***namelist,
++	int (*filter) __P((const struct dirent *)),
++	int (*compar) __P((const struct dirent **, const struct dirent **)))
++{
++	DIR *d = opendir(dirname);
++
++	if (!d) return -1;
++
++	struct dirent *de, **names = NULL, **tmp;
++	size_t cnt = 0, len = 0;
++
++	while (de = readdir(d)) {
++		if (filter && ! filter(de)) continue;
++		if (cnt >= len) {
++			len = 2*len+1;
++			if (len > SIZE_MAX/sizeof(*names)) break;
++			tmp = realloc(names, len * sizeof(*names));
++			if (!tmp) break;
++			names = tmp;
++		}
++		names[cnt] = malloc(DIRSIZ(de));
++		if (!names[cnt]) break;
++		memcpy(names[cnt++], de, DIRSIZ(de));
++	}
++
++	closedir(d);
++
++	if(errno) {
++		if (names) while(cnt-- > 0) free(names[cnt]);
++		free(names);
++		return -1;
++	}
++
++	if (compar) qsort(names, cnt, sizeof(*names), (int (*)(const void *, const void *))compar);
++
++	*namelist = names;
++	return cnt;
++}
++
++/*
++ * Alphabetic order comparison routine for those who want it.
++ */
++int
++alphasort (const struct dirent **d1,
++       const struct dirent **d2)
++{
++       return(strcmp((*d1)->d_name, (*d2)->d_name));
++}
++
+diff --git a/libgloss/libsysbase/sleep.c b/libgloss/libsysbase/sleep.c
+new file mode 100644
+index 000000000..f3aa97954
+--- /dev/null
++++ b/libgloss/libsysbase/sleep.c
+@@ -0,0 +1,18 @@
++/* Copied from libc/posix/sleep.c, removed the check for HAVE_NANOSLEEP */
++
++/* Written 2000 by Werner Almesberger */
++
++#include <errno.h>
++#include <time.h>
++#include <unistd.h>
++
++unsigned sleep(unsigned seconds)
++{
++    struct timespec ts;
++
++    ts.tv_sec = seconds;
++    ts.tv_nsec = 0;
++    if (!nanosleep(&ts,&ts)) return 0;
++    if (errno == EINTR) return ts.tv_sec;
++    return -1;
++}
 diff --git a/libgloss/libsysbase/stat.c b/libgloss/libsysbase/stat.c
 new file mode 100644
 index 000000000..d0ad00202
@@ -6772,10 +6975,10 @@ index 000000000..84e221340
 +}
 diff --git a/libgloss/libsysbase/syscall_support.c b/libgloss/libsysbase/syscall_support.c
 new file mode 100644
-index 000000000..044f12d16
+index 000000000..53fead72a
 --- /dev/null
 +++ b/libgloss/libsysbase/syscall_support.c
-@@ -0,0 +1,99 @@
+@@ -0,0 +1,103 @@
 +#include <sys/iosupport.h>
 +
 +//---------------------------------------------------------------------------------
@@ -6795,6 +6998,10 @@ index 000000000..044f12d16
 +	NULL,	// lock_release_recursive
 +	NULL,	// lock_close_recursive
 +	NULL,	// __getreent
++	NULL,	// clock_gettime
++	NULL,	// clock_settime
++	NULL,	// clock_getres
++	NULL,	// nanosleep
 +};
 +
 +void __libc_lock_init(_LOCK_T *lock) {
@@ -6998,6 +7205,81 @@ index 000000000..7920b79ac
 +	return ret;
 +}
 +
+diff --git a/libgloss/libsysbase/usleep.c b/libgloss/libsysbase/usleep.c
+new file mode 100644
+index 000000000..b54714775
+--- /dev/null
++++ b/libgloss/libsysbase/usleep.c
+@@ -0,0 +1,18 @@
++/* Copied from libc/posix/sleep.c, removed the check for HAVE_NANOSLEEP */
++
++/* Written 2000 by Werner Almesberger */
++
++#include <errno.h>
++#include <time.h>
++#include <unistd.h>
++
++int usleep(useconds_t useconds)
++{
++	struct timespec ts;
++
++	ts.tv_sec = (long int)useconds / 1000000;
++	ts.tv_nsec = ((long int)useconds % 1000000) * 1000;
++	if (!nanosleep(&ts,&ts)) return 0;
++	if (errno == EINTR) return ts.tv_sec;
++	return -1;
++}
+diff --git a/libgloss/libsysbase/utime.c b/libgloss/libsysbase/utime.c
+new file mode 100644
+index 000000000..f72bf9fc6
+--- /dev/null
++++ b/libgloss/libsysbase/utime.c
+@@ -0,0 +1,45 @@
++#include "config.h"
++
++#include <errno.h>
++#include <stdio.h>
++#include <time.h>
++#include <utime.h>
++#include <sys/iosupport.h>
++
++int utimes(const char *filename, const struct timeval times[2])
++{
++        struct _reent *r = _REENT;
++        int dev,ret;
++
++        dev = FindDevice(filename);
++
++        if(dev!=-1) {
++                if (devoptab_list[dev]->utimes_r) {
++                        r->deviceData = devoptab_list[dev]->deviceData;
++                        ret = devoptab_list[dev]->utimes_r(r,filename,times);
++                } else {
++                        r->_errno=ENOSYS;
++                }
++        } else {
++                ret = -1;
++                r->_errno = ENODEV;
++        }
++        return ret;
++
++
++
++}
++
++
++int utime(const char *filename, const struct utimbuf *times)
++{
++        struct timeval t[2];
++        if (times) {
++                t[0].tv_sec  = times->actime;
++                t[0].tv_usec = 0;
++                t[1].tv_sec  = times->modtime;
++                t[1].tv_usec = 0;
++        }
++
++        return utimes(filename, t);
++}
 diff --git a/libgloss/libsysbase/wait.c b/libgloss/libsysbase/wait.c
 new file mode 100644
 index 000000000..247486e42
@@ -7141,37 +7423,18 @@ index eb645868b..9cb69fde9 100644
  	syscall_dir=syscalls
  	;;
 diff --git a/newlib/libc/include/stdio.h b/newlib/libc/include/stdio.h
-index cbc0fa989..5de5d1b81 100644
+index cbc0fa989..10960f912 100644
 --- a/newlib/libc/include/stdio.h
 +++ b/newlib/libc/include/stdio.h
-@@ -227,13 +227,13 @@ int	fgetpos (FILE *, _fpos_t *);
+@@ -233,7 +233,7 @@ int	fsetpos (FILE *, const _fpos_t *);
- #else
- int	fgetpos (FILE *__restrict, fpos_t *__restrict);
- #endif
--int	fseek (FILE *, long, int);
-+int	fseek (FILE *, off_t, int);
- #ifdef _COMPILING_NEWLIB
- int	fsetpos (FILE *, const _fpos_t *);
  #else
  int	fsetpos (FILE *, const fpos_t *);
  #endif
 -long	ftell ( FILE *);
-+off_t ftell ( FILE *);
++long ftell ( FILE *);
  void	rewind (FILE *);
  void	clearerr (FILE *);
  int	feof (FILE *);
-@@ -438,9 +438,9 @@ size_t	_fread_r (struct _reent *, void *__restrict, size_t _size, size_t _n, FIL
- size_t	_fread_unlocked_r (struct _reent *, void *__restrict, size_t _size, size_t _n, FILE *__restrict);
- int	_fscanf_r (struct _reent *, FILE *__restrict, const char *__restrict, ...)
-                _ATTRIBUTE ((__format__ (__scanf__, 3, 4)));
--int	_fseek_r (struct _reent *, FILE *, long, int);
-+int	_fseek_r (struct _reent *, FILE *, off_t, int);
- int	_fseeko_r (struct _reent *, FILE *, _off_t, int);
--long	_ftell_r (struct _reent *, FILE *);
-+off_t	_ftell_r (struct _reent *, FILE *);
- _off_t	_ftello_r (struct _reent *, FILE *);
- void	_rewind_r (struct _reent *, FILE *);
- size_t	_fwrite_r (struct _reent *, const void *__restrict, size_t _size, size_t _n, FILE *__restrict);
 diff --git a/newlib/libc/include/sys/config.h b/newlib/libc/include/sys/config.h
 index 2082dfdb1..e535f189b 100644
 --- a/newlib/libc/include/sys/config.h
@@ -7187,10 +7450,10 @@ index 2082dfdb1..e535f189b 100644
  #define MALLOC_ALIGNMENT 16
  #endif
 diff --git a/newlib/libc/include/sys/dirent.h b/newlib/libc/include/sys/dirent.h
-index a3fb5c02c..1ead46ba0 100644
+index a3fb5c02c..5debd1525 100644
 --- a/newlib/libc/include/sys/dirent.h
 +++ b/newlib/libc/include/sys/dirent.h
-@@ -1,13 +1,52 @@
+@@ -1,13 +1,58 @@
  /* <dirent.h> includes <sys/dirent.h>, which is this file.  On a
     system which supports <dirent.h>, this file is overridden by
     dirent.h in the libc/sys/.../sys directory.  On a system which does
@@ -7240,18 +7503,38 @@ index a3fb5c02c..1ead46ba0 100644
 +	void rewinddir(DIR *dirp);
 +	void seekdir(DIR *dirp, long int loc);
 +	long int telldir(DIR *dirp);
++
++	int scandir(const char *dirp, struct dirent ***namelist,
++		int (*filter)(const struct dirent *),
++		int (*compar)(const struct dirent **, const struct dirent **));
++
++	int alphasort(const struct dirent **a, const struct dirent **b);
 +
  #ifdef __cplusplus
  }
  #endif
 +
 +#endif // _dirent_h_
+diff --git a/newlib/libc/include/sys/features.h b/newlib/libc/include/sys/features.h
+index 2900b332f..6efb54eb3 100644
+--- a/newlib/libc/include/sys/features.h
++++ b/newlib/libc/include/sys/features.h
+@@ -330,6 +330,9 @@ extern "C" {
+ #  define __SSP_FORTIFY_LEVEL 0
+ #endif
+ 
++#define _POSIX_MONOTONIC_CLOCK		200112L
++#define _POSIX_TIMERS			1
++
+ /* RTEMS adheres to POSIX -- 1003.1b with some features from annexes.  */
+ 
+ #ifdef __rtems__
 diff --git a/newlib/libc/include/sys/iosupport.h b/newlib/libc/include/sys/iosupport.h
 new file mode 100644
-index 000000000..10a6a716d
+index 000000000..ee14d2610
 --- /dev/null
 +++ b/newlib/libc/include/sys/iosupport.h
-@@ -0,0 +1,105 @@
+@@ -0,0 +1,112 @@
 +//---------------------------------------------------------------------------------
 +#ifndef __iosupp_h__
 +#define __iosupp_h__
@@ -7264,6 +7547,7 @@ index 000000000..10a6a716d
 +#include <reent.h>
 +#include <sys/stat.h>
 +#include <sys/statvfs.h>
++#include <time.h>
 +
 +enum	{
 +	STD_IN,
@@ -7316,6 +7600,8 @@ index 000000000..10a6a716d
 +	int (*chmod_r)(struct _reent *r, const char *path, mode_t mode);
 +	int (*fchmod_r)(struct _reent *r, void *fd, mode_t mode);
 +	int (*rmdir_r)(struct _reent *r, const char *name);
++	int (*lstat_r)(struct _reent *r, const char *file, struct stat *st);
++	int (*utimes_r)(struct _reent *r, const char *filename, const struct timeval times[2]);
 +
 +} devoptab_t;
 +
@@ -7336,6 +7622,10 @@ index 000000000..10a6a716d
 +	void (*lock_release_recursive) (_LOCK_RECURSIVE_T *lock);
 +	void (*lock_close_recursive) (_LOCK_RECURSIVE_T *lock);
 +	struct _reent *(*getreent) ();
++	int (*clock_gettime)(clockid_t clock_id, struct timespec *tp);
++	int (*clock_settime)(clockid_t clock_id, const struct timespec *tp);
++	int (*clock_getres)(clockid_t clock_id, struct timespec *res);
++	int (*nanosleep)(const struct timespec *req, struct timespec *rem);
 +} __syscalls_t;
 +
 +extern __syscalls_t __syscalls;
@@ -7378,6 +7668,21 @@ index 1ef226194..ce3721a14 100644
  };
  
  #ifdef _REENT_GLOBAL_STDIO_STREAMS
+diff --git a/newlib/libc/include/sys/stat.h b/newlib/libc/include/sys/stat.h
+index eee98db64..aed9c1746 100644
+--- a/newlib/libc/include/sys/stat.h
++++ b/newlib/libc/include/sys/stat.h
+@@ -152,8 +152,9 @@ int	mkfifo (const char *__path, mode_t __mode );
+ int	stat (const char *__restrict __path, struct stat *__restrict __sbuf );
+ mode_t	umask (mode_t __mask );
+ 
+-#if defined (__SPU__) || defined(__rtems__) || defined(__CYGWIN__) && !defined(__INSIDE_CYGWIN__)
+ int	lstat (const char *__restrict __path, struct stat *__restrict __buf );
++
++#if defined (__SPU__) || defined(__rtems__) || defined(__CYGWIN__) && !defined(__INSIDE_CYGWIN__)
+ int	mknod (const char *__path, mode_t __mode, dev_t __dev );
+ #endif
+ 
 diff --git a/newlib/libc/include/sys/statvfs.h b/newlib/libc/include/sys/statvfs.h
 new file mode 100644
 index 000000000..380329d34
@@ -7420,6 +7725,32 @@ index 000000000..380329d34
 +
 +#endif // _SYS_STATVFS_H
 \ No newline at end of file
+diff --git a/newlib/libc/include/sys/utime.h b/newlib/libc/include/sys/utime.h
+index 5e937f103..635a7a6b8 100644
+--- a/newlib/libc/include/sys/utime.h
++++ b/newlib/libc/include/sys/utime.h
+@@ -9,12 +9,19 @@
+ extern "C" {
+ #endif
+ 
+-struct utimbuf 
++struct utimbuf
+ {
+   time_t actime;
+-  time_t modtime; 
++  time_t modtime;
+ };
+ 
++/* Functions */
++
++int utime(
++  const char           *path,
++  const struct utimbuf *times
++);
++
+ #ifdef __cplusplus
+ };
+ #endif
 diff --git a/newlib/libc/locale/locale.c b/newlib/libc/locale/locale.c
 index baa5451a6..a11f89473 100644
 --- a/newlib/libc/locale/locale.c
@@ -7730,50 +8061,6 @@ index b358d2b4a..29cec0229 100644
  	    {
  	      /* no more input: return partial result */
  #ifdef __SCLE
-diff --git a/newlib/libc/stdio/fseek.c b/newlib/libc/stdio/fseek.c
-index 9b3ea986c..7c633e11f 100644
---- a/newlib/libc/stdio/fseek.c
-+++ b/newlib/libc/stdio/fseek.c
-@@ -83,7 +83,7 @@ Supporting OS subroutines required: <<close>>, <<fstat>>, <<isatty>>,
- int
- _fseek_r (struct _reent *ptr,
-        register FILE *fp,
--       long offset,
-+       off_t offset,
-        int whence)
- {
-   return _fseeko_r (ptr, fp, offset, whence);
-@@ -93,7 +93,7 @@ _fseek_r (struct _reent *ptr,
- 
- int
- fseek (register FILE *fp,
--       long offset,
-+       off_t offset,
-        int whence)
- {
-   return _fseek_r (_REENT, fp, offset, whence);
-diff --git a/newlib/libc/stdio/ftell.c b/newlib/libc/stdio/ftell.c
-index e4a246199..f73baab68 100644
---- a/newlib/libc/stdio/ftell.c
-+++ b/newlib/libc/stdio/ftell.c
-@@ -82,7 +82,7 @@ static char sccsid[] = "%W% (Berkeley) %G%";
- #include <errno.h>
- #include "local.h"
- 
--long
-+off_t
- _ftell_r (struct _reent *ptr,
-        register FILE * fp)
- {
-@@ -99,7 +99,7 @@ _ftell_r (struct _reent *ptr,
- 
- #ifndef _REENT_ONLY
- 
--long
-+off_t
- ftell (register FILE * fp)
- {
-   return _ftell_r (_REENT, fp);
 diff --git a/newlib/libc/stdio/vfprintf.c b/newlib/libc/stdio/vfprintf.c
 index c4bf2dbe3..d756df37d 100644
 --- a/newlib/libc/stdio/vfprintf.c
@@ -7846,6 +8133,38 @@ index c3470a15c..626f13723 100644
  #include <_ansi.h>
  #include <reent.h>
  #include <newlib.h>
+diff --git a/newlib/libc/stdlib/aligned_alloc.c b/newlib/libc/stdlib/aligned_alloc.c
+index 88413ce86..24029a6f7 100644
+--- a/newlib/libc/stdlib/aligned_alloc.c
++++ b/newlib/libc/stdlib/aligned_alloc.c
+@@ -1,5 +1,5 @@
+ /*-
+- * Copyright (c) 2015 embedded brains GmbH
++ * Copyright (c) 2018 Dave Murphy
+  * All rights reserved.
+  *
+  * Redistribution and use in source and binary forms, with or without
+@@ -25,14 +25,15 @@
+  */
+ 
+ #include <stdlib.h>
++#include <malloc.h>
++#include <errno.h>
+ 
+ void *
+ aligned_alloc(size_t alignment, size_t size)
+ {
+-	void *p;
+-	int error;
++	if ((alignment !=0) && !(alignment & (alignment - 1 )) && !(size & (alignment - 1)))
++		return memalign(alignment,size);
+ 
+-	error = posix_memalign(&p, alignment, size);
+-
+-	return (error == 0 ? p : NULL);
++	errno = EINVAL;
++	return (void*)NULL;
+ }
 diff --git a/newlib/libc/stdlib/mbtowc_r.c b/newlib/libc/stdlib/mbtowc_r.c
 index 920a7ea3c..ba5ee7652 100644
 --- a/newlib/libc/stdlib/mbtowc_r.c

dkarm-eabi/scripts/build-gcc.sh

@@ -10,9 +10,10 @@ cd $target/binutils
 
 if [ ! -f configured-binutils ]
 then
-	CFLAGS=$cflags LDFLAGS=$ldflags ../../binutils-$BINUTILS_VER/configure \
+	CPPFLAGS="$cppflags $CPPFLAGS" LDFLAGS=$ldflags ../../binutils-$BINUTILS_VER/configure \
         --prefix=$prefix --target=$target --disable-nls --disable-werror \
-	--enable-lto --enable-plugins --enable-poison-system-directories \
+	--enable-lto --enable-plugins --enable-gold \
+	--enable-poison-system-directories \
 	$CROSS_PARAMS \
         || { echo "Error configuring binutils"; exit 1; }
 	touch configured-binutils
@@ -39,14 +40,13 @@ cd $target/gcc
 
 if [ ! -f configured-gcc ]
 then
-	CFLAGS="$cflags" \
+	CPPFLAGS="$cppflags $CPPFLAGS" \
-	CXXFLAGS="$cflags" \
 	LDFLAGS="$ldflags" \
 	CFLAGS_FOR_TARGET="-O2 -ffunction-sections -fdata-sections" \
 	CXXFLAGS_FOR_TARGET="-O2 -ffunction-sections -fdata-sections" \
 	LDFLAGS_FOR_TARGET="" \
 	../../gcc-$GCC_VER/configure \
-		--enable-languages=c,c++ \
+		--enable-languages=c,c++,objc,lto \
 		--with-gnu-as --with-gnu-ld --with-gcc \
 		--with-march=armv4t\
 		--enable-cxx-flags='-ffunction-sections' \
@@ -56,13 +56,15 @@ then
 		--enable-threads --disable-win32-registry --disable-nls --disable-debug\
 		--disable-libmudflap --disable-libssp --disable-libgomp \
 		--disable-libstdcxx-pch \
+		--enable-libstdcxx-time=yes \
+		--enable-libstdcxx-filesystem-ts \
 		--target=$target \
 		--with-newlib \
 		--with-headers=../../newlib-$NEWLIB_VER/newlib/libc/include \
 		--prefix=$prefix \
 		--enable-lto\
 		--with-system-zlib \
-		--with-bugurl="http://wiki.devkitpro.org/index.php/Bug_Reports" --with-pkgversion="devkitARM release 48" \
+		--with-bugurl="http://wiki.devkitpro.org/index.php/Bug_Reports" --with-pkgversion="devkitARM release 49" \
 		$CROSS_PARAMS \
 		$CROSS_GCC_PARAMS \
 		|| { echo "Error configuring gcc"; exit 1; }
@@ -192,8 +194,7 @@ PLATFORM=`uname -s`
 
 if [ ! -f configured-gdb ]
 then
-	CFLAGS="$cflags" \
+	CPPFLAGS="$cppflags $CPPFLAGS" \
-	CXXFLAGS="$cflags" \
 	LDFLAGS="$ldflags" \
 	../../gdb-$GDB_VER/configure \
 	--disable-nls --prefix=$prefix --target=$target --disable-werror \

dkarm-eabi/scripts/build-tools.sh

@@ -6,7 +6,7 @@ do
 	dir=$(echo $archive | sed -e 's/\(.*\)\.tar\.bz2/\1/' )
 	cd $BUILDDIR/$dir
 	if [ ! -f configured ]; then
-		CXXFLAGS=$cflags CFLAGS=$cflags LDFLAGS=$ldflags ./configure --prefix=/opt/devkitpro/tools $CROSS_PARAMS || { echo "error configuring $archive"; exit 1; }
+		CPPFLAGS="$cppflags $CPPFLAGS" ./configure --prefix=$toolsprefix $CROSS_PARAMS || { echo "error configuring $archive"; exit 1; }
 		touch configured
 	fi
 	if [ ! -f built ]; then

dkppc/crtls/ogc.ld

@@ -93,7 +93,11 @@ SECTIONS
 
 	.rodata   : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } :data
 	.rodata1   : { *(.rodata1) }
-	.sdata2   : { *(.sdata2) *(.sdata2.*) *(.gnu.linkonce.s2.*) }
+	.sdata2   : { 
+		PROVIDE(_SDA2_BASE_ = . );
+		*(.sdata2) *(.sdata2.*)
+		*(.gnu.linkonce.s2.*)
+	}
 	.sbss2   : { *(.sbss2) *(.sbss2.*) *(.gnu.linkonce.sb2.*) }
   /* Adjust the address for the data segment.  We want to adjust up to
      the same address within the page on the next page up.  */
@@ -174,6 +178,7 @@ SECTIONS
 
 	.sdata     :
 	{
+		PROVIDE(_SDA_BASE_ = . );
 		*(.sdata)
 		*(.sdata.*)
 		*(.gnu.linkonce.s.*)

dkppc/crtls/rvl.ld

@@ -104,7 +104,12 @@ SECTIONS
 
 	.rodata   : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } :data
 	.rodata1   : { *(.rodata1) }
-	.sdata2   : { *(.sdata2) *(.sdata2.*) *(.gnu.linkonce.s2.*) }
+	.sdata2   : {
+		PROVIDE(_SDA2_BASE_ = .);
+		*(.sdata2)
+		*(.sdata2.*)
+		*(.gnu.linkonce.s2.*)
+	}
 	.sbss2   : { *(.sbss2) *(.sbss2.*) *(.gnu.linkonce.sb2.*) }
   /* Adjust the address for the data segment.  We want to adjust up to
      the same address within the page on the next page up.  */
@@ -185,6 +190,7 @@ SECTIONS
 
 	.sdata     :
 	{
+		PROVIDE(_SDA_BASE_ = .);
 		*(.sdata)
 		*(.sdata.*)
 		*(.gnu.linkonce.s.*)

dkppc/patches/binutils-2.28.patch

@@ -1,12 +0,0 @@
-diff -Nbaur binutils-2.27/opcodes/ppc-opc.c binutils-2.27-ppc/opcodes/ppc-opc.c
---- binutils-2.27/opcodes/ppc-opc.c	2016-08-03 08:36:54.000000000 +0100
-+++ binutils-2.27-ppc/opcodes/ppc-opc.c	2016-11-08 21:37:45.360000000 +0000
-@@ -3037,7 +3037,7 @@
- #define MFDEC1	PPC_OPCODE_POWER
- #define MFDEC2	PPC_OPCODE_PPC | PPC_OPCODE_601 | PPC_OPCODE_BOOKE | PPC_OPCODE_TITAN
- #define BOOKE	PPC_OPCODE_BOOKE
--#define NO371	PPC_OPCODE_BOOKE | PPC_OPCODE_PPCPS | PPC_OPCODE_EFS
-+#define NO371	PPC_OPCODE_BOOKE | PPC_OPCODE_EFS
- #define PPCE300 PPC_OPCODE_E300
- #define PPCSPE	PPC_OPCODE_SPE
- #define PPCISEL PPC_OPCODE_ISEL

dkppc/patches/binutils-2.30.patch

@@ -0,0 +1,12 @@
+diff -NBaur binutils-2.30/opcodes/ppc-opc.c binutils-2.30-ppc/opcodes/ppc-opc.c
+--- binutils-2.30/opcodes/ppc-opc.c	2018-01-13 13:31:16.000000000 +0000
++++ binutils-2.30-ppc/opcodes/ppc-opc.c	2018-05-27 22:33:42.302025484 +0100
+@@ -3488,7 +3488,7 @@
+ #define MFDEC2	(PPC_OPCODE_PPC | PPC_OPCODE_601 | PPC_OPCODE_BOOKE \
+ 		 | PPC_OPCODE_TITAN)
+ #define BOOKE	PPC_OPCODE_BOOKE
+-#define NO371	PPC_OPCODE_BOOKE | PPC_OPCODE_PPCPS | PPC_OPCODE_EFS
++#define NO371	PPC_OPCODE_BOOKE | PPC_OPCODE_EFS
+ #define PPCE300 PPC_OPCODE_E300
+ #define PPCSPE	PPC_OPCODE_SPE
+ #define PPCSPE2 PPC_OPCODE_SPE2

dkppc/patches/gcc-8.1.0.patch

@@ -1,6 +1,32 @@
-diff -NBaur gcc-8.1.0/gcc/config/rs6000/rs6000.h gcc-8.1.0-ppc/gcc/config/rs6000/rs6000.h
+diff --git a/config/gthr.m4 b/config/gthr.m4
---- gcc-8.1.0/gcc/config/rs6000/rs6000.h	2018-04-10 18:59:52.000000000 +0100
+index 7b29f1f..814104f 100644
-+++ gcc-8.1.0-ppc/gcc/config/rs6000/rs6000.h	2018-05-14 03:54:39.523821687 +0100
+--- a/config/gthr.m4
++++ b/config/gthr.m4
+@@ -12,6 +12,7 @@ AC_DEFUN([GCC_AC_THREAD_HEADER],
+ [
+ case $1 in
+     aix)	thread_header=config/rs6000/gthr-aix.h ;;
++    dkp)	thread_header=config/rs6000/gthr-dkp.h ;;
+     dce)	thread_header=config/pa/gthr-dce.h ;;
+     lynx)	thread_header=config/gthr-lynx.h ;;
+     mipssde)	thread_header=config/mips/gthr-mipssde.h ;;
+diff --git a/gcc/config.gcc b/gcc/config.gcc
+index a5defb0..d714072 100644
+--- a/gcc/config.gcc
++++ b/gcc/config.gcc
+@@ -2459,7 +2459,7 @@ powerpc-xilinx-eabi*)
+ 	use_gcc_stdint=wrap
+ 	;;
+ powerpc-*-eabi*)
+-	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h"
++	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/750cl.h"
+ 	extra_options="${extra_options} rs6000/sysv4.opt"
+ 	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
+ 	use_gcc_stdint=wrap
+diff --git a/gcc/config/rs6000/rs6000.h b/gcc/config/rs6000/rs6000.h
+index b9b58a8..7c86ac6 100644
+--- a/gcc/config/rs6000/rs6000.h
++++ b/gcc/config/rs6000/rs6000.h
 @@ -205,6 +205,7 @@
    { "asm_cpu_476",		ASM_CPU_476_SPEC },			\
    SUBTARGET_EXTRA_SPECS
@@ -9,7 +35,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/rs6000.h gcc-8.1.0-ppc/gcc/config/rs6000
  /* -mcpu=native handling only makes sense with compiler running on
     an PowerPC chip.  If changing this condition, also change
     the condition in driver-rs6000.c.  */
-@@ -219,6 +220,8 @@
+@@ -219,6 +220,8 @@ extern const char *host_detect_local_cpu (int argc, const char **argv);
  #else
  #define ASM_CPU_NATIVE_SPEC "%(asm_default)"
  #endif
@@ -18,10 +44,11 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/rs6000.h gcc-8.1.0-ppc/gcc/config/rs6000
  
  #ifndef CC1_CPU_SPEC
  #ifdef HAVE_LOCAL_CPU_DETECT
-diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/sysv4.h
+diff --git a/gcc/config/rs6000/sysv4.h b/gcc/config/rs6000/sysv4.h
---- gcc-8.1.0/gcc/config/rs6000/sysv4.h	2018-01-03 10:03:58.000000000 +0000
+index bb19d0d..ff5f80b 100644
-+++ gcc-8.1.0-ppc/gcc/config/rs6000/sysv4.h	2018-05-14 03:54:39.539914747 +0100
+--- a/gcc/config/rs6000/sysv4.h
-@@ -565,7 +565,12 @@
++++ b/gcc/config/rs6000/sysv4.h
+@@ -565,7 +565,12 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
  
  /* Default starting address if specified.  */
  #define LINK_START_SPEC "\
@@ -35,7 +62,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
    myellowknife : %(link_start_yellowknife) ; \
    mmvme        : %(link_start_mvme)        ; \
    msim         : %(link_start_sim)         ; \
-@@ -596,7 +601,9 @@
+@@ -596,7 +601,9 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
  
  /* Any specific OS flags.  */
  #define LINK_OS_SPEC "\
@@ -46,7 +73,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
    myellowknife : %(link_os_yellowknife) ; \
    mmvme        : %(link_os_mvme)        ; \
    msim         : %(link_os_sim)         ; \
-@@ -614,7 +621,11 @@
+@@ -614,7 +621,11 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
  /* Override rs6000.h definition.  */
  #undef	CPP_SPEC
  #define	CPP_SPEC "%{posix: -D_POSIX_SOURCE} \
@@ -59,7 +86,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
    myellowknife : %(cpp_os_yellowknife) ; \
    mmvme        : %(cpp_os_mvme)        ; \
    msim         : %(cpp_os_sim)         ; \
-@@ -628,7 +639,11 @@
+@@ -628,7 +639,11 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
  
  #undef	STARTFILE_SPEC
  #define	STARTFILE_SPEC "\
@@ -72,7 +99,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
    myellowknife : %(startfile_yellowknife) ; \
    mmvme        : %(startfile_mvme)        ; \
    msim         : %(startfile_sim)         ; \
-@@ -642,7 +657,9 @@
+@@ -642,7 +657,9 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
  
  #undef	LIB_SPEC
  #define	LIB_SPEC "\
@@ -83,7 +110,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
    myellowknife : %(lib_yellowknife) ; \
    mmvme        : %(lib_mvme)        ; \
    msim         : %(lib_sim)         ; \
-@@ -652,11 +669,13 @@
+@@ -652,11 +669,13 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
    mcall-openbsd: %(lib_openbsd)     ; \
                 : %(lib_default)     }"
  
@@ -99,7 +126,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
    myellowknife : %(endfile_yellowknife) ; \
    mmvme        : %(endfile_mvme)        ; \
    msim         : %(endfile_sim)         ; \
-@@ -672,16 +691,33 @@
+@@ -672,16 +691,33 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
  
  /* Motorola ADS support.  */
  #define LIB_ADS_SPEC "--start-group -lads -lc --end-group"
@@ -133,7 +160,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
  
  /* Motorola Yellowknife support.  */
  #define LIB_YELLOWKNIFE_SPEC "--start-group -lyk -lc --end-group"
-@@ -882,6 +918,8 @@
+@@ -882,6 +918,8 @@ ncrtn.o%s"
  #undef	SUBTARGET_EXTRA_SPECS
  #define	SUBTARGET_EXTRA_SPECS						\
    { "crtsavres_default",	CRTSAVRES_DEFAULT_SPEC },		\
@@ -142,7 +169,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
    { "lib_ads",			LIB_ADS_SPEC },				\
    { "lib_yellowknife",		LIB_YELLOWKNIFE_SPEC },			\
    { "lib_mvme",			LIB_MVME_SPEC },			\
-@@ -891,6 +929,8 @@
+@@ -891,6 +929,8 @@ ncrtn.o%s"
    { "lib_netbsd",		LIB_NETBSD_SPEC },			\
    { "lib_openbsd",		LIB_OPENBSD_SPEC },			\
    { "lib_default",		LIB_DEFAULT_SPEC },			\
@@ -151,7 +178,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
    { "startfile_ads",		STARTFILE_ADS_SPEC },			\
    { "startfile_yellowknife",	STARTFILE_YELLOWKNIFE_SPEC },		\
    { "startfile_mvme",		STARTFILE_MVME_SPEC },			\
-@@ -900,6 +940,8 @@
+@@ -900,6 +940,8 @@ ncrtn.o%s"
    { "startfile_netbsd",		STARTFILE_NETBSD_SPEC },		\
    { "startfile_openbsd",	STARTFILE_OPENBSD_SPEC },		\
    { "startfile_default",	STARTFILE_DEFAULT_SPEC },		\
@@ -160,7 +187,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
    { "endfile_ads",		ENDFILE_ADS_SPEC },			\
    { "endfile_yellowknife",	ENDFILE_YELLOWKNIFE_SPEC },		\
    { "endfile_mvme",		ENDFILE_MVME_SPEC },			\
-@@ -911,7 +953,12 @@
+@@ -911,7 +953,12 @@ ncrtn.o%s"
    { "endfile_default",		ENDFILE_DEFAULT_SPEC },			\
    { "link_shlib",		LINK_SHLIB_SPEC },			\
    { "link_start",		LINK_START_SPEC },			\
@@ -173,7 +200,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
    { "link_start_yellowknife",	LINK_START_YELLOWKNIFE_SPEC },		\
    { "link_start_mvme",		LINK_START_MVME_SPEC },			\
    { "link_start_sim",		LINK_START_SIM_SPEC },			\
-@@ -921,6 +968,8 @@
+@@ -921,6 +968,8 @@ ncrtn.o%s"
    { "link_start_openbsd",	LINK_START_OPENBSD_SPEC },		\
    { "link_start_default",	LINK_START_DEFAULT_SPEC },		\
    { "link_os",			LINK_OS_SPEC },				\
@@ -182,7 +209,7 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
    { "link_os_ads",		LINK_OS_ADS_SPEC },			\
    { "link_os_yellowknife",	LINK_OS_YELLOWKNIFE_SPEC },		\
    { "link_os_mvme",		LINK_OS_MVME_SPEC },			\
-@@ -932,6 +981,10 @@
+@@ -932,6 +981,10 @@ ncrtn.o%s"
    { "link_os_default",		LINK_OS_DEFAULT_SPEC },			\
    { "cc1_secure_plt_default",	CC1_SECURE_PLT_DEFAULT_SPEC },		\
    { "link_secure_plt",		LINK_SECURE_PLT_SPEC },			\
@@ -193,10 +220,11 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.h gcc-8.1.0-ppc/gcc/config/rs6000/
    { "cpp_os_ads",		CPP_OS_ADS_SPEC },			\
    { "cpp_os_yellowknife",	CPP_OS_YELLOWKNIFE_SPEC },		\
    { "cpp_os_mvme",		CPP_OS_MVME_SPEC },			\
-diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.opt gcc-8.1.0-ppc/gcc/config/rs6000/sysv4.opt
+diff --git a/gcc/config/rs6000/sysv4.opt b/gcc/config/rs6000/sysv4.opt
---- gcc-8.1.0/gcc/config/rs6000/sysv4.opt	2018-04-11 16:25:42.000000000 +0100
+index 34fea0d..9451447 100644
-+++ gcc-8.1.0-ppc/gcc/config/rs6000/sysv4.opt	2018-05-14 03:54:39.539914747 +0100
+--- a/gcc/config/rs6000/sysv4.opt
-@@ -124,6 +124,30 @@
++++ b/gcc/config/rs6000/sysv4.opt
+@@ -124,6 +124,30 @@ mads
  Target RejectNegative
  Link with libads.a, libc.a and crt0.o.
  
@@ -227,48 +255,36 @@ diff -NBaur gcc-8.1.0/gcc/config/rs6000/sysv4.opt gcc-8.1.0-ppc/gcc/config/rs600
  myellowknife
  Target RejectNegative
  Link with libyk.a, libc.a and crt0.o.
-diff -NBaur gcc-8.1.0/gcc/config.gcc gcc-8.1.0-ppc/gcc/config.gcc
+diff --git a/gcc/configure b/gcc/configure
---- gcc-8.1.0/gcc/config.gcc	2018-04-27 20:31:35.000000000 +0100
+index 6121e16..6584112 100755
-+++ gcc-8.1.0-ppc/gcc/config.gcc	2018-05-14 03:58:47.902895652 +0100
+--- a/gcc/configure
-@@ -2459,7 +2459,7 @@
++++ b/gcc/configure
- 	use_gcc_stdint=wrap
+@@ -11692,7 +11692,7 @@ case ${enable_threads} in
- 	;;
+     # default
- powerpc-*-eabi*)
+     target_thread_file='single'
--	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h"
+     ;;
-+	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/750cl.h"
+-  aix | dce | lynx | mipssde | posix | rtems | \
- 	extra_options="${extra_options} rs6000/sysv4.opt"
++  aix | dce | dkp | lynx | mipssde | posix | rtems | \
- 	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
+   single | tpf | vxworks | win32)
- 	use_gcc_stdint=wrap
+     target_thread_file=${enable_threads}
-diff -NBaur gcc-8.1.0/gcc/Makefile.in gcc-8.1.0-ppc/gcc/Makefile.in
+     ;;
---- gcc-8.1.0/gcc/Makefile.in	2018-03-09 15:24:44.000000000 +0000
+diff --git a/gcc/configure.ac b/gcc/configure.ac
-+++ gcc-8.1.0-ppc/gcc/Makefile.in	2018-05-14 03:54:39.539914747 +0100
+index b066cc6..c42b3ef 100644
-@@ -1098,8 +1098,8 @@
+--- a/gcc/configure.ac
- # things like the go/%.o rule work properly; but we use $(*F) for the
++++ b/gcc/configure.ac
- # file part, as we just want the file part of the stem, not the entire
+@@ -1611,7 +1611,7 @@ case ${enable_threads} in
- # file name.
+     # default
--COMPILE = $(COMPILE.base) -MT $@ -MMD -MP -MF $(@D)/$(DEPDIR)/$(*F).TPo
+     target_thread_file='single'
--POSTCOMPILE = @mv $(@D)/$(DEPDIR)/$(*F).TPo $(@D)/$(DEPDIR)/$(*F).Po
+     ;;
-+COMPILE = $(COMPILE.base)
+-  aix | dce | lynx | mipssde | posix | rtems | \
-+POSTCOMPILE =
++  aix | dce | dkp | lynx | mipssde | posix | rtems | \
- else
+   single | tpf | vxworks | win32)
- COMPILE = source='$<' object='$@' libtool=no \
+     target_thread_file=${enable_threads}
-     DEPDIR=$(DEPDIR) $(CXXDEPMODE) $(depcomp) $(COMPILE.base)
+     ;;
-diff -NBaur gcc-8.1.0/libcpp/Makefile.in gcc-8.1.0-ppc/libcpp/Makefile.in
+diff --git a/libgcc/config/rs6000/crtrestvr.S b/libgcc/config/rs6000/crtrestvr.S
---- gcc-8.1.0/libcpp/Makefile.in	2018-05-02 09:19:58.000000000 +0100
+index ba2b262..8d86610 100644
-+++ gcc-8.1.0-ppc/libcpp/Makefile.in	2018-05-14 03:54:39.543938012 +0100
+--- a/libgcc/config/rs6000/crtrestvr.S
-@@ -208,8 +208,7 @@
++++ b/libgcc/config/rs6000/crtrestvr.S
- # Note that we put the dependencies into a .Tpo file, then move them
- # into place if the compile succeeds.  We need this because gcc does
- # not atomically write the dependency output file.
--COMPILE = $(COMPILE.base) -o $@ -MT $@ -MMD -MP -MF $(DEPDIR)/$*.Tpo
--POSTCOMPILE = @mv $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
-+COMPILE = $(COMPILE.base) -o $@
- else
- COMPILE = source='$<' object='$@' libtool=no DEPDIR=$(DEPDIR) $(DEPMODE) \
- 	  $(depcomp) $(COMPILE.base)
-diff -NBaur gcc-8.1.0/libgcc/config/rs6000/crtrestvr.S gcc-8.1.0-ppc/libgcc/config/rs6000/crtrestvr.S
---- gcc-8.1.0/libgcc/config/rs6000/crtrestvr.S	2018-01-03 10:03:58.000000000 +0000
-+++ gcc-8.1.0-ppc/libgcc/config/rs6000/crtrestvr.S	2018-05-14 03:54:39.543938012 +0100
 @@ -24,7 +24,7 @@
  
  /* On PowerPC64 Linux, these functions are provided by the linker.  */
@@ -278,14 +294,15 @@ diff -NBaur gcc-8.1.0/libgcc/config/rs6000/crtrestvr.S gcc-8.1.0-ppc/libgcc/conf
  #undef __ALTIVEC__
  #define __ALTIVEC__ 1
  	#include "ppc-asm.h"
-@@ -86,3 +86,4 @@
+@@ -86,3 +86,4 @@ FUNC_END(_restvr_20)
  CFI_ENDPROC
  
  #endif
 +#endif
-diff -NBaur gcc-8.1.0/libgcc/config/rs6000/crtsavevr.S gcc-8.1.0-ppc/libgcc/config/rs6000/crtsavevr.S
+diff --git a/libgcc/config/rs6000/crtsavevr.S b/libgcc/config/rs6000/crtsavevr.S
---- gcc-8.1.0/libgcc/config/rs6000/crtsavevr.S	2018-01-03 10:03:58.000000000 +0000
+index 077e33f..b7be68b 100644
-+++ gcc-8.1.0-ppc/libgcc/config/rs6000/crtsavevr.S	2018-05-14 03:54:39.543938012 +0100
+--- a/libgcc/config/rs6000/crtsavevr.S
++++ b/libgcc/config/rs6000/crtsavevr.S
 @@ -24,7 +24,7 @@
  
  /* On PowerPC64 Linux, these functions are provided by the linker.  */
@@ -295,15 +312,584 @@ diff -NBaur gcc-8.1.0/libgcc/config/rs6000/crtsavevr.S gcc-8.1.0-ppc/libgcc/conf
  #undef __ALTIVEC__
  #define __ALTIVEC__ 1
  	#include "ppc-asm.h"
-@@ -86,3 +86,4 @@
+@@ -86,3 +86,4 @@ FUNC_END(_savevr_20)
  CFI_ENDPROC
  
  #endif
 +#endif
-diff -NBaur gcc-8.1.0/libgcc/crtstuff.c gcc-8.1.0-ppc/libgcc/crtstuff.c
+diff --git a/libgcc/config/rs6000/gthr-dkp.c b/libgcc/config/rs6000/gthr-dkp.c
---- gcc-8.1.0/libgcc/crtstuff.c	2018-01-03 10:03:58.000000000 +0000
+new file mode 100644
-+++ gcc-8.1.0-ppc/libgcc/crtstuff.c	2018-05-14 03:54:39.543938012 +0100
+index 0000000..94d6ba9
-@@ -47,6 +47,7 @@
+--- /dev/null
++++ b/libgcc/config/rs6000/gthr-dkp.c
+@@ -0,0 +1,349 @@
++/* Threads compatibility routines for libgcc2 and libobjc.  */
++/* Compile this one with gcc.  */
++/* Copyright (C) 1997-2016 Free Software Foundation, Inc.
++
++This file is part of GCC.
++
++GCC is free software; you can redistribute it and/or modify it under
++the terms of the GNU General Public License as published by the Free
++Software Foundation; either version 3, or (at your option) any later
++version.
++
++GCC is distributed in the hope that it will be useful, but WITHOUT ANY
++WARRANTY; without even the implied warranty of MERCHANTABILITY or
++FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
++for more details.
++
++Under Section 7 of GPL version 3, you are granted additional
++permissions described in the GCC Runtime Library Exception, version
++3.1, as published by the Free Software Foundation.
++
++You should have received a copy of the GNU General Public License and
++a copy of the GCC Runtime Library Exception along with this program;
++see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
++<http://www.gnu.org/licenses/>.  */
++
++#include "gthr-dkp.h"
++#include <stddef.h>
++
++__gthread_impl_t __gthread_impl = {
++  NULL, // active
++  NULL, // create
++  NULL, // join
++  NULL, // detach
++  NULL, // equal
++  NULL, // self
++  NULL, // yield
++  NULL, // once
++  NULL, // key_create
++  NULL, // key_delete
++  NULL, // getspecific
++  NULL, // setspecific
++  NULL, // mutex_init_function
++  NULL, // mutex_destroy
++  NULL, // mutex_lock
++  NULL, // mutex_trylock
++  NULL, // mutex_unlock
++  NULL, // recursive_mutex_init_function
++  NULL, // recursive_mutex_lock
++  NULL, // recursive_mutex_trylock
++  NULL, // recursive_mutex_unlock
++  NULL, // recursive_mutex_destroy
++  NULL, // cond_init_function
++  NULL, // cond_broadcast
++  NULL, // cond_signal
++  NULL, // cond_wait
++  NULL, // cond_timedwait
++  NULL, // cond_wait_recursive
++  NULL, // cond_destroy
++};
++
++int
++__gthread_active_p (void)
++{
++  if (!__gthread_impl.active) {
++    return 0;
++  }
++
++  return __gthread_impl.active();
++}
++
++int
++__gthread_create (__gthread_t *__threadid, void *(*__func) (void*),
++                  void *__args)
++{
++  if (!__gthread_impl.create) {
++    return -1;
++  }
++
++  return __gthread_impl.create(__threadid, __func, __args);
++}
++
++int
++__gthread_join (__gthread_t __threadid, void **__value_ptr)
++{
++  if (!__gthread_impl.join) {
++    return -1;
++  }
++
++  return __gthread_impl.join(__threadid, __value_ptr);
++}
++
++int
++__gthread_detach (__gthread_t __threadid)
++{
++  if (!__gthread_impl.detach) {
++    return -1;
++  }
++
++  return __gthread_impl.detach(__threadid);
++}
++
++int
++__gthread_equal (__gthread_t __t1, __gthread_t __t2)
++{
++  if (!__gthread_impl.equal) {
++    return -1;
++  }
++
++  return __gthread_impl.equal(__t1, __t2);
++}
++
++__gthread_t
++__gthread_self (void)
++{
++  if (!__gthread_impl.self) {
++    __gthread_t result = { 0 };
++    return result;
++  }
++
++  return __gthread_impl.self();
++}
++
++int
++__gthread_yield (void)
++{
++  if (!__gthread_impl.yield) {
++    return -1;
++  }
++
++  return __gthread_impl.yield();
++}
++
++int
++__gthread_once (__gthread_once_t *__once, void (*__func) (void))
++{
++  if (!__gthread_impl.once) {
++    return -1;
++  }
++
++  return __gthread_impl.once(__once, __func);
++}
++
++int
++__gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *))
++{
++  if (!__gthread_impl.key_create) {
++    return -1;
++  }
++
++  return __gthread_impl.key_create(__key, __dtor);
++}
++
++int
++__gthread_key_delete (__gthread_key_t __key)
++{
++  if (!__gthread_impl.key_delete) {
++    return -1;
++  }
++
++  return __gthread_impl.key_delete(__key);
++}
++
++void *
++__gthread_getspecific (__gthread_key_t __key)
++{
++  if (!__gthread_impl.getspecific) {
++    return NULL;
++  }
++
++  return __gthread_impl.getspecific(__key);
++}
++
++int
++__gthread_setspecific (__gthread_key_t __key, const void *__ptr)
++{
++  if (!__gthread_impl.setspecific) {
++    return -1;
++  }
++
++  return __gthread_impl.setspecific(__key, __ptr);
++}
++
++void
++__gthread_mutex_init_function (__gthread_mutex_t *__mutex)
++{
++  if (__gthread_impl.mutex_init_function) {
++    __gthread_impl.mutex_init_function(__mutex);
++  }
++}
++
++int
++__gthread_mutex_destroy (__gthread_mutex_t *__mutex)
++{
++  if (!__gthread_impl.mutex_destroy) {
++    return -1;
++  }
++
++  return __gthread_impl.mutex_destroy(__mutex);
++}
++
++int
++__gthread_mutex_lock (__gthread_mutex_t *__mutex)
++{
++  if (!__gthread_impl.mutex_lock) {
++    return -1;
++  }
++
++  return __gthread_impl.mutex_lock(__mutex);
++}
++
++int
++__gthread_mutex_trylock (__gthread_mutex_t *__mutex)
++{
++  if (!__gthread_impl.mutex_trylock) {
++    return -1;
++  }
++
++  return __gthread_impl.mutex_trylock(__mutex);
++}
++
++int
++__gthread_mutex_unlock (__gthread_mutex_t *__mutex)
++{
++  if (!__gthread_impl.mutex_unlock) {
++    return -1;
++  }
++
++  return __gthread_impl.mutex_unlock(__mutex);
++}
++
++int
++__gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex)
++{
++  if (!__gthread_impl.recursive_mutex_init_function) {
++    return -1;
++  }
++
++  return __gthread_impl.recursive_mutex_init_function(__mutex);
++}
++
++int
++__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex)
++{
++  if (!__gthread_impl.recursive_mutex_lock) {
++    return -1;
++  }
++
++  return __gthread_impl.recursive_mutex_lock(__mutex);
++}
++
++int
++__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex)
++{
++  if (!__gthread_impl.recursive_mutex_trylock) {
++    return -1;
++  }
++
++  return __gthread_impl.recursive_mutex_trylock(__mutex);
++}
++
++int
++__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex)
++{
++  if (!__gthread_impl.recursive_mutex_unlock) {
++    return -1;
++  }
++
++  return __gthread_impl.recursive_mutex_unlock(__mutex);
++}
++
++int
++__gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex)
++{
++  if (!__gthread_impl.recursive_mutex_destroy) {
++    return -1;
++  }
++
++  return __gthread_impl.recursive_mutex_destroy(__mutex);
++}
++
++void
++__gthread_cond_init_function (__gthread_cond_t *__cond)
++{
++  if (__gthread_impl.cond_init_function) {
++    __gthread_impl.cond_init_function(__cond);
++  }
++}
++
++int
++__gthread_cond_broadcast (__gthread_cond_t *__cond)
++{
++  if (!__gthread_impl.cond_broadcast) {
++    return -1;
++  }
++
++  return __gthread_impl.cond_broadcast(__cond);
++}
++
++int
++__gthread_cond_signal (__gthread_cond_t *__cond)
++{
++  if (!__gthread_impl.cond_signal) {
++    return -1;
++  }
++
++  return __gthread_impl.cond_signal(__cond);
++}
++
++int
++__gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex)
++{
++  if (!__gthread_impl.cond_wait) {
++    return -1;
++  }
++
++  return __gthread_impl.cond_wait(__cond, __mutex);
++}
++
++int
++__gthread_cond_timedwait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex,
++                          const __gthread_time_t *__abs_timeout)
++{
++  if (!__gthread_impl.cond_timedwait) {
++    return -1;
++  }
++
++  return __gthread_impl.cond_timedwait(__cond, __mutex, __abs_timeout);
++}
++
++int
++__gthread_cond_wait_recursive (__gthread_cond_t *__cond,
++                               __gthread_recursive_mutex_t *__mutex)
++{
++  if (!__gthread_impl.cond_wait_recursive) {
++    return -1;
++  }
++
++  return __gthread_impl.cond_wait_recursive(__cond, __mutex);
++}
++
++int
++__gthread_cond_destroy (__gthread_cond_t* __cond)
++{
++  if (!__gthread_impl.cond_destroy) {
++    return -1;
++  }
++
++  return __gthread_impl.cond_destroy(__cond);
++}
+diff --git a/libgcc/config/rs6000/gthr-dkp.h b/libgcc/config/rs6000/gthr-dkp.h
+new file mode 100644
+index 0000000..281c19d
+--- /dev/null
++++ b/libgcc/config/rs6000/gthr-dkp.h
+@@ -0,0 +1,185 @@
++/* Threads compatibility routines for libgcc2 and libobjc.  */
++/* Compile this one with gcc.  */
++/* Copyright (C) 1997-2016 Free Software Foundation, Inc.
++
++This file is part of GCC.
++
++GCC is free software; you can redistribute it and/or modify it under
++the terms of the GNU General Public License as published by the Free
++Software Foundation; either version 3, or (at your option) any later
++version.
++
++GCC is distributed in the hope that it will be useful, but WITHOUT ANY
++WARRANTY; without even the implied warranty of MERCHANTABILITY or
++FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
++for more details.
++
++Under Section 7 of GPL version 3, you are granted additional
++permissions described in the GCC Runtime Library Exception, version
++3.1, as published by the Free Software Foundation.
++
++You should have received a copy of the GNU General Public License and
++a copy of the GCC Runtime Library Exception along with this program;
++see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
++<http://www.gnu.org/licenses/>.  */
++
++#ifndef _GLIBCXX_GCC_GTHR_DKP_H
++#define _GLIBCXX_GCC_GTHR_DKP_H
++
++#define __GTHREADS 1
++#define __GTHREADS_CXX0X 1
++
++#ifdef __cplusplus
++extern "C" {
++#endif
++
++typedef void *                      __gthread_t;
++typedef struct { int padding[7]; }  __gthread_cond_t;
++typedef struct { int padding; }     __gthread_key_t;
++typedef struct { int padding[11]; } __gthread_mutex_t;
++typedef struct { int padding; }     __gthread_once_t;
++typedef struct { int padding[11]; } __gthread_recursive_mutex_t;
++typedef struct timespec             __gthread_time_t;
++
++#define __GTHREAD_HAS_COND 1
++#define _GTHREAD_USE_MUTEX_TIMEDLOCK 0
++
++#define __GTHREAD_ONCE_INIT { 0 }
++#define __GTHREAD_TIME_INIT { 0, 0 }
++
++#define __GTHREAD_COND_INIT_FUNCTION __gthread_cond_init_function
++#define __GTHREAD_MUTEX_INIT_FUNCTION __gthread_mutex_init_function
++#define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function
++
++typedef struct {
++  int (*active) (void);
++  int (*create) (__gthread_t *__threadid, void *(*__func) (void*),
++                 void *__args);
++  int (*join) (__gthread_t __threadid, void **__value_ptr);
++  int (*detach) (__gthread_t __threadid);
++  int (*equal) (__gthread_t __t1, __gthread_t __t2);
++  __gthread_t (*self) (void);
++  int (*yield) (void);
++  int (*once) (__gthread_once_t *__once, void (*__func) (void));
++  int (*key_create) (__gthread_key_t *__key, void (*__dtor) (void *));
++  int (*key_delete) (__gthread_key_t __key);
++  void * (*getspecific) (__gthread_key_t __key);
++  int (*setspecific) (__gthread_key_t __key, const void *__ptr);
++  void (*mutex_init_function) (__gthread_mutex_t *__mutex);
++  int (*mutex_destroy) (__gthread_mutex_t *__mutex);
++  int (*mutex_lock) (__gthread_mutex_t *__mutex);
++  int (*mutex_trylock) (__gthread_mutex_t *__mutex);
++  int (*mutex_unlock) (__gthread_mutex_t *__mutex);
++  int (*recursive_mutex_init_function) (__gthread_recursive_mutex_t *__mutex);
++  int (*recursive_mutex_lock) (__gthread_recursive_mutex_t *__mutex);
++  int (*recursive_mutex_trylock) (__gthread_recursive_mutex_t *__mutex);
++  int (*recursive_mutex_unlock) (__gthread_recursive_mutex_t *__mutex);
++  int (*recursive_mutex_destroy) (__gthread_recursive_mutex_t *__mutex);
++  void (*cond_init_function) (__gthread_cond_t *__cond);
++  int (*cond_broadcast) (__gthread_cond_t *__cond);
++  int (*cond_signal) (__gthread_cond_t *__cond);
++  int (*cond_wait) (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex);
++  int (*cond_timedwait) (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex,
++                         const __gthread_time_t *__abs_timeout);
++  int (*cond_wait_recursive) (__gthread_cond_t *__cond,
++                              __gthread_recursive_mutex_t *__mutex);
++  int (*cond_destroy) (__gthread_cond_t* __cond);
++} __gthread_impl_t;
++
++extern __gthread_impl_t __gthread_impl;
++
++int
++__gthread_active_p (void);
++
++int
++__gthread_create (__gthread_t *__threadid, void *(*__func) (void*),
++                  void *__args);
++
++int
++__gthread_join (__gthread_t __threadid, void **__value_ptr);
++
++int
++__gthread_detach (__gthread_t __threadid);
++
++int
++__gthread_equal (__gthread_t __t1, __gthread_t __t2);
++
++__gthread_t
++__gthread_self (void);
++
++int
++__gthread_yield (void);
++
++int
++__gthread_once (__gthread_once_t *__once, void (*__func) (void));
++
++int
++__gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *));
++
++int
++__gthread_key_delete (__gthread_key_t __key);
++
++void *
++__gthread_getspecific (__gthread_key_t __key);
++
++int
++__gthread_setspecific (__gthread_key_t __key, const void *__ptr);
++
++void
++__gthread_mutex_init_function (__gthread_mutex_t *__mutex);
++
++int
++__gthread_mutex_destroy (__gthread_mutex_t *__mutex);
++
++int
++__gthread_mutex_lock (__gthread_mutex_t *__mutex);
++
++int
++__gthread_mutex_trylock (__gthread_mutex_t *__mutex);
++
++int
++__gthread_mutex_unlock (__gthread_mutex_t *__mutex);
++
++int
++__gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex);
++
++int
++__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex);
++
++int
++__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex);
++
++int
++__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex);
++
++int
++__gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex);
++
++void
++__gthread_cond_init_function (__gthread_cond_t *__cond);
++
++int
++__gthread_cond_broadcast (__gthread_cond_t *__cond);
++
++int
++__gthread_cond_signal (__gthread_cond_t *__cond);
++
++int
++__gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex);
++
++int
++__gthread_cond_timedwait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex,
++                          const __gthread_time_t *__abs_timeout);
++
++int
++__gthread_cond_wait_recursive (__gthread_cond_t *__cond,
++                               __gthread_recursive_mutex_t *__mutex);
++
++int
++__gthread_cond_destroy (__gthread_cond_t* __cond);
++
++#ifdef __cplusplus
++}
++#endif
++
++#endif /* ! _GLIBCXX_GCC_GTHR_DKP_H */
+diff --git a/libgcc/config/rs6000/t-ppccomm b/libgcc/config/rs6000/t-ppccomm
+index fb812d3..7f6669d 100644
+--- a/libgcc/config/rs6000/t-ppccomm
++++ b/libgcc/config/rs6000/t-ppccomm
+@@ -1,4 +1,5 @@
+ LIB2ADD += $(srcdir)/config/rs6000/ibm-ldouble.c \
++	   $(srcdir)/config/rs6000/gthr-dkp.c \
+ 	   $(srcdir)/config/rs6000/tramp.S
+ 
+ # This can't end up in shared libgcc
+diff --git a/libgcc/configure b/libgcc/configure
+index b2f3f87..c6f93f8 100644
+--- a/libgcc/configure
++++ b/libgcc/configure
+@@ -5442,6 +5442,7 @@ tm_file="${tm_file_}"
+ 
+ case $target_thread_file in
+     aix)	thread_header=config/rs6000/gthr-aix.h ;;
++    dkp)	thread_header=config/rs6000/gthr-dkp.h ;;
+     dce)	thread_header=config/pa/gthr-dce.h ;;
+     lynx)	thread_header=config/gthr-lynx.h ;;
+     mipssde)	thread_header=config/mips/gthr-mipssde.h ;;
+diff --git a/libgcc/crtstuff.c b/libgcc/crtstuff.c
+index 5e89445..f234745 100644
+--- a/libgcc/crtstuff.c
++++ b/libgcc/crtstuff.c
+@@ -47,6 +47,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  
  /* Target machine header files require this define. */
  #define IN_LIBGCC2
@@ -311,3 +897,15 @@ diff -NBaur gcc-8.1.0/libgcc/crtstuff.c gcc-8.1.0-ppc/libgcc/crtstuff.c
  
  /* FIXME: Including auto-host is incorrect, but until we have
     identified the set of defines that need to go into auto-target.h,
+diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
+index ba094be..ac53ee6 100755
+--- a/libstdc++-v3/configure
++++ b/libstdc++-v3/configure
+@@ -15178,6 +15178,7 @@ $as_echo "$target_thread_file" >&6; }
+ 
+ case $target_thread_file in
+     aix)	thread_header=config/rs6000/gthr-aix.h ;;
++    dkp)	thread_header=config/rs6000/gthr-dkp.h ;;
+     dce)	thread_header=config/pa/gthr-dce.h ;;
+     lynx)	thread_header=config/gthr-lynx.h ;;
+     mipssde)	thread_header=config/mips/gthr-mipssde.h ;;

dkppc/scripts/build-gcc.sh

@@ -82,20 +82,22 @@ then
 	CXXFLAGS_FOR_TARGET="-O2 -ffunction-sections -fdata-sections" \
 	LDFLAGS_FOR_TARGET="" \
 	../../gcc-$GCC_VER/configure \
-	--enable-languages=c,c++,objc \
+	--enable-languages=c,c++,objc,lto \
-	--enable-lto $plugin_ld \
+	--enable-lto \
 	--with-cpu=750 \
-	--disable-nls --disable-shared --enable-threads --disable-multilib \
+	--disable-nls --disable-shared --enable-threads=dkp --disable-multilib \
 	--disable-win32-registry \
 	--disable-libstdcxx-pch \
 	--disable-libstdcxx-verbose \
+	--enable-libstdcxx-time=yes \
+	--enable-libstdcxx-filesystem-ts \
 	--enable-cxx-flags='-ffunction-sections -fdata-sections' \
 	--target=$target \
 	--with-newlib \
 	--with-headers=../../newlib-$NEWLIB_VER/newlib/libc/include \
 	--prefix=$prefix\
 	--with-system-zlib\
-	--with-bugurl="https://github.com/devkitpro/buildscripts/issues" --with-pkgversion="devkitPPC release 30" \
+	--with-bugurl="https://github.com/devkitpro/buildscripts/issues" --with-pkgversion="devkitPPC release 32" \
 	$CROSS_PARAMS \
 	$CROSS_GCC_PARAMS \
         CFLAGS_FOR_TARGET="-O2 -ffunction-sections -fdata-sections" \
@@ -137,7 +139,6 @@ then
 	--target=$target \
 	--prefix=$prefix \
 	--enable-newlib-mb \
-	--enable-newlib-hw-fp \
 	|| { echo "Error configuring newlib"; exit 1; }
 	touch configured-newlib
 fi
@@ -201,7 +202,8 @@ if [ ! -f configured-gdb ]
 then
 	CFLAGS="$cflags" LDFLAGS="$ldflags" ../../gdb-$GDB_VER/configure \
 	--disable-nls --prefix=$prefix --target=$target --disable-werror \
-	$CROSS_PARAMS || { echo "Error configuring gdb"; exit 1; }
+	$CROSS_PARAMS \
+	$CROSS_GCC_PARAMS || { echo "Error configuring gdb"; exit 1; }
 	touch configured-gdb
 fi
 

dkppc/scripts/build-tools.sh

@@ -6,7 +6,7 @@ do
 	dir=$(echo $archive | sed -e 's/\(.*\)\.tar\.bz2/\1/' )
 	cd $BUILDDIR/$dir
 	if [ ! -f configured ]; then
-		CXXFLAGS=$cflags CFLAGS=$cflags LDFLAGS=$ldflags ./configure --prefix=/opt/devkitpro/tools --disable-dependency-tracking $CROSS_PARAMS || { echo "error configuring $archive"; exit 1; }
+		CXXFLAGS=$cflags CFLAGS=$cflags LDFLAGS=$ldflags ./configure --prefix=$toolsprefix --disable-dependency-tracking $CROSS_PARAMS || { echo "error configuring $archive"; exit 1; }
 		touch configured
 	fi
 	if [ ! -f built ]; then

select_toolchain.sh

@@ -41,9 +41,9 @@ case "$VERSION" in
   ;;
   "2" )
     GCC_VER=8.1.0
-    BINUTILS_VER=2.28
+    BINUTILS_VER=2.30
     MN_BINUTILS_VER=2.17
-    NEWLIB_VER=2.5.0
+    NEWLIB_VER=3.0.0
     GDB_VER=8.0.1
     basedir='dkppc'
     package=devkitPPC
@@ -51,8 +51,8 @@ case "$VERSION" in
     toolchain=DEVKITPPC
   ;;
   "3" )
-    GCC_VER=8.1.0
+    GCC_VER=8.2.0
-    BINUTILS_VER=2.30
+    BINUTILS_VER=2.31.1
     NEWLIB_VER=3.0.0
     GDB_VER=8.0
     basedir='dka64'

strip_toolchain.sh

@@ -27,5 +27,5 @@ fi
 #---------------------------------------------------------------------------------
 TOOLPATH=$(echo $INSTALLDIR | sed -e 's/^\([a-zA-Z]\):/\/\1/')
 export PATH=$PATH:$TOOLPATH/$package/bin
-
+export prefix=$INSTALLDIR/$CROSSBUILD/$package
 . ./strip_bins.sh