restore (null) printing

.gitignore

@@ -1,7 +1,7 @@
 config.sh
 .devkitARM*
 .devkitPPC*
-.devkitPSP*
+.devkitA64*
 *.gz
 *.bz2
 *~

README.TXT

@@ -1,7 +1,7 @@
 devkitPro build scripts
 --------------------------
 
-This readme will guide you through building devkitARM, devkitPPC or devkitPSP
+This readme will guide you through building devkitARM, devkitPPC or devkitA64
 from source using a set of scripts.
 
 The windows versions of the toolchains are now cross compiled on linux using
@@ -41,6 +41,13 @@ Building gxtexconv for cube/wii needs GL/gl.h which can be obtained with
 
 sudo apt-get install mesa-common-dev
 
+Tools for devkitA64 require liblz4.
+
+http://lz4.github.io/lz4/
+
+sudo apt-get install liblz4-dev 
+
+
 For building the OSX versions we install the Xcode commandline tools and build
 pkg-config from source as well as static versions of the libraries listed above.
 This helps keep the dependencies to a minimum so end users can use the tools

build-devkit.sh

@@ -2,6 +2,7 @@
 #---------------------------------------------------------------------------------
 #	devkitARM release 47
 #	devkitPPC release 29-1
+#	devkitA64 alpha 7
 #---------------------------------------------------------------------------------
 
 if [ 0 -eq 1 ] ; then
@@ -23,7 +24,7 @@ echo "https://sourceforge.net/tracker/?group_id=114505&atid=668553"
 echo
 
 
-GENERAL_TOOLS_VER=1.0.0
+GENERAL_TOOLS_VER=1.0.1
 
 LIBGBA_VER=0.5.0
 GBATOOLS_VER=1.0.0
@@ -41,7 +42,7 @@ DLDITOOL_VER=1.24.0
 MMUTIL_VER=1.8.6
 
 DFU_UTIL_VER=0.9.1
-STLINK_VER=1.2.2
+STLINK_VER=1.2.3
 
 GAMECUBE_TOOLS_VER=1.0.1
 LIBOGC_VER=1.8.16
@@ -56,6 +57,9 @@ PICASSO_VER=2.6.2
 GP32_TOOLS_VER=1.0.3
 LIBMIRKO_VER=0.9.7
 
+SWITCH_TOOLS_VER=1.1.1
+LIBNX_VER=1.0.0
+
 OSXMIN=${OSXMIN:-10.9}
 
 #---------------------------------------------------------------------------------
@@ -196,7 +200,7 @@ fi
 patchdir=$(pwd)/$basedir/patches
 scriptdir=$(pwd)/$basedir/scripts
 
-archives="binutils-${BINUTILS_VER}.tar.bz2 gcc-${GCC_VER}.tar.bz2 newlib-${NEWLIB_VER}.tar.gz gdb-${GDB_VER}.tar.bz2"
+archives="binutils-${BINUTILS_VER}.tar.bz2 gcc-${GCC_VER}.tar.bz2 newlib-${NEWLIB_VER}.tar.gz gdb-${GDB_VER}.tar.xz"
 
 if [ $VERSION -eq 1 ]; then
 
@@ -221,6 +225,12 @@ if [ $VERSION -eq 2 ]; then
 	archives="binutils-${MN_BINUTILS_VER}.tar.bz2 $archives"
 fi
 
+if [ $VERSION -eq 3 ]; then
+
+	hostarchives="general-tools-$GENERAL_TOOLS_VER.tar.bz2 switch-tools-$SWITCH_TOOLS_VER.tar.bz2"
+
+fi
+
 
 if [ ! -z "$BUILD_DKPRO_SRCDIR" ] ; then
 	SRCDIR="$BUILD_DKPRO_SRCDIR"
@@ -244,7 +254,7 @@ cd $BUILDDIR
 extract_and_patch binutils $BINUTILS_VER bz2
 extract_and_patch gcc $GCC_VER bz2
 extract_and_patch newlib $NEWLIB_VER gz
-extract_and_patch gdb $GDB_VER bz2
+extract_and_patch gdb $GDB_VER xz
 
 if [ $VERSION -eq 2 ]; then
 	extract_and_patch binutils $MN_BINUTILS_VER bz2
@@ -276,13 +286,7 @@ if [ -f $scriptdir/build-tools.sh ]; then . $scriptdir/build-tools.sh || { echo
 if [ -f $scriptdir/build-crtls.sh ]; then . $scriptdir/build-crtls.sh || { echo "Error building crtls"; exit 1; }; cd $BUILDSCRIPTDIR; fi
 
 if [ ! -z $CROSSBUILD ]; then
-	if [ $VERSION -ne 3 ]; then
+	cp -v	$CROSSBINPATH/*.dll $CROSSLIBPATH/*.dll $prefix/bin
-		cp -v $CROSSBINPATH/FreeImage.dll $prefix/bin
-	fi
-	if [ $VERSION -eq 1 ]; then
-		cp -v $CROSSBINPATH/libusb-1.0.dll $prefix/bin
-	fi
-	cp -v	$CROSSLIBPATH/*.dll $prefix/bin
 fi
 
 echo "stripping installed binaries"

config.sh.sample

@@ -9,7 +9,7 @@
 #   0: User selects manually
 #   1: devkitARM
 #   2: devkitPPC
-#   3: devkitPSP
+#   3: devkitA64
 #---------------------------------------------------------------------------------
 BUILD_DKPRO_PACKAGE=0
 

dka64/patches/binutils-2.29.1.patch

@@ -0,0 +1,342 @@
+diff -Nbaur binutils-2.29.1-orig/bfd/elfnn-aarch64.c binutils-2.29.1-dka64/bfd/elfnn-aarch64.c
+--- binutils-2.29.1-orig/bfd/elfnn-aarch64.c	2017-09-05 14:12:46.000000000 +0100
++++ binutils-2.29.1-dka64/bfd/elfnn-aarch64.c	2017-10-22 06:58:57.711591457 +0100
+@@ -2097,6 +2097,12 @@
+   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.  */
+@@ -6081,11 +6087,13 @@
+       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);
+@@ -6225,6 +6233,10 @@
+ 					       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 (r_type))
+ 	{
+ 	case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC:
+@@ -6248,7 +6260,7 @@
+ 	      need_relocs =
+ 		(bfd_link_pic (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);
+@@ -6343,7 +6355,7 @@
+ 	      need_relocs =
+ 		(bfd_link_pic (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);
+@@ -6392,7 +6404,7 @@
+ 	      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);
+@@ -6891,6 +6903,26 @@
+   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
+@@ -8068,6 +8100,7 @@
+   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)
+@@ -8087,6 +8120,10 @@
+   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
+@@ -8096,7 +8133,7 @@
+     {
+       /* 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))
+@@ -8130,6 +8167,11 @@
+ 	     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;
+@@ -8152,6 +8194,7 @@
+ 
+ 	  htab->root.srelplt->reloc_count++;
+ 	}
++	}
+       else
+ 	{
+ 	  h->plt.offset = (bfd_vma) - 1;
+@@ -8164,9 +8207,6 @@
+       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;
+@@ -8178,7 +8218,7 @@
+ 
+       /* 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))
+@@ -8192,7 +8232,7 @@
+ 	{
+ 	  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)))
+@@ -8225,7 +8265,7 @@
+ 	    }
+ 
+ 	  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_pic (info)
+ 		  || indx != 0
+@@ -8291,7 +8331,7 @@
+          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)
+ 	    eh->dyn_relocs = NULL;
+ 
+ 	  /* Make sure undefined weak symbols are output as a dynamic
+@@ -8310,7 +8350,9 @@
+          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
+@@ -8321,6 +8363,7 @@
+ 	     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;
+@@ -8940,8 +8983,17 @@
+ 				     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;
+@@ -8976,7 +9028,7 @@
+ 	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.  */
+@@ -8995,7 +9047,8 @@
+     }
+ 
+   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
++      && !local_undefweak)
+     {
+       Elf_Internal_Rela rela;
+       bfd_byte *loc;
+@@ -9489,6 +9542,9 @@
+ #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-2.29.1-orig/ld/emulparams/aarch64elf32.sh binutils-2.29.1-dka64/ld/emulparams/aarch64elf32.sh
+--- binutils-2.29.1-orig/ld/emulparams/aarch64elf32.sh	2017-07-10 10:54:42.000000000 +0100
++++ binutils-2.29.1-dka64/ld/emulparams/aarch64elf32.sh	2017-10-22 06:58:57.719591510 +0100
+@@ -1,3 +1,5 @@
++. ${srcdir}/emulparams/dynamic_undefined_weak.sh
++
+ ARCH="aarch64:ilp32"
+ MACHINE=
+ NOP=0
+diff -Nbaur binutils-2.29.1-orig/ld/emulparams/aarch64elf.sh binutils-2.29.1-dka64/ld/emulparams/aarch64elf.sh
+--- binutils-2.29.1-orig/ld/emulparams/aarch64elf.sh	2017-07-10 10:54:42.000000000 +0100
++++ binutils-2.29.1-dka64/ld/emulparams/aarch64elf.sh	2017-10-22 06:58:57.719591510 +0100
+@@ -1,3 +1,5 @@
++. ${srcdir}/emulparams/dynamic_undefined_weak.sh
++
+ ARCH=aarch64
+ MACHINE=
+ NOP=0
+diff -Nbaur binutils-2.29.1-orig/ld/emultempl/aarch64elf.em binutils-2.29.1-dka64/ld/emultempl/aarch64elf.em
+--- binutils-2.29.1-orig/ld/emultempl/aarch64elf.em	2017-07-10 10:54:42.000000000 +0100
++++ binutils-2.29.1-dka64/ld/emultempl/aarch64elf.em	2017-10-22 06:58:57.719591510 +0100
+@@ -375,7 +375,7 @@
+   { "no-apply-dynamic-relocs", no_argument, NULL, OPTION_NO_APPLY_DYNAMIC_RELOCS},
+ '
+ 
+-PARSE_AND_LIST_OPTIONS='
++PARSE_AND_LIST_OPTIONS=${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"
+diff -Nbaur binutils-2.29.1-orig/ld/Makefile.am binutils-2.29.1-dka64/ld/Makefile.am
+--- binutils-2.29.1-orig/ld/Makefile.am	2017-07-10 10:54:42.000000000 +0100
++++ binutils-2.29.1-dka64/ld/Makefile.am	2017-10-22 06:58:57.719591510 +0100
+@@ -1654,19 +1654,23 @@
+   $(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-2.29.1-orig/ld/Makefile.in binutils-2.29.1-dka64/ld/Makefile.in
+--- binutils-2.29.1-orig/ld/Makefile.in	2017-09-15 12:38:08.000000000 +0100
++++ binutils-2.29.1-dka64/ld/Makefile.in	2017-10-22 06:58:57.719591510 +0100
+@@ -3219,18 +3219,22 @@
+ 
+ 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/binutils-2.30.patch

@@ -0,0 +1,346 @@
+diff -NBaur binutils-2.30/bfd/elfnn-aarch64.c binutils-2.30-dka64/bfd/elfnn-aarch64.c
+--- binutils-2.30/bfd/elfnn-aarch64.c	2018-01-17 11:29:21.000000000 +0000
++++ binutils-2.30-dka64/bfd/elfnn-aarch64.c	2018-02-11 19:54:08.141257544 +0000
+@@ -2097,6 +2097,12 @@
+   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.  */
+@@ -6088,11 +6094,13 @@
+       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);
+@@ -6226,6 +6234,10 @@
+ 					       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 (r_type))
+ 	{
+ 	case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC:
+@@ -6249,7 +6261,7 @@
+ 	      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);
+@@ -6344,7 +6356,7 @@
+ 	      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);
+@@ -6393,7 +6405,7 @@
+ 	      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);
+@@ -6735,6 +6747,26 @@
+   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
+@@ -7928,6 +7960,7 @@
+   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)
+@@ -7947,6 +7980,10 @@
+   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
+@@ -7956,7 +7993,7 @@
+     {
+       /* 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))
+@@ -7990,6 +8027,11 @@
+ 	     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;
+@@ -8012,6 +8054,7 @@
+ 
+ 	  htab->root.srelplt->reloc_count++;
+ 	}
++	}
+       else
+ 	{
+ 	  h->plt.offset = (bfd_vma) - 1;
+@@ -8024,9 +8067,6 @@
+       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;
+@@ -8038,7 +8078,7 @@
+ 
+       /* 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))
+@@ -8052,7 +8092,7 @@
+ 	{
+ 	  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))
+@@ -8088,7 +8128,7 @@
+ 	    }
+ 
+ 	  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
+@@ -8154,7 +8194,7 @@
+ 	 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;
+ 
+@@ -8174,7 +8214,9 @@
+ 	 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
+@@ -8185,6 +8227,7 @@
+ 	     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;
+@@ -8805,8 +8848,17 @@
+ 				     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;
+@@ -8841,7 +8893,7 @@
+ 	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.  */
+@@ -8860,10 +8912,11 @@
+     }
+ 
+   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;
+@@ -9357,6 +9410,9 @@
+ #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-2.30/ld/emulparams/aarch64elf32.sh binutils-2.30-dka64/ld/emulparams/aarch64elf32.sh
+--- binutils-2.30/ld/emulparams/aarch64elf32.sh	2018-01-13 13:31:16.000000000 +0000
++++ binutils-2.30-dka64/ld/emulparams/aarch64elf32.sh	2018-02-11 19:48:08.997273556 +0000
+@@ -1,3 +1,5 @@
++. ${srcdir}/emulparams/dynamic_undefined_weak.sh
++
+ ARCH="aarch64:ilp32"
+ MACHINE=
+ NOP=0
+diff -NBaur binutils-2.30/ld/emulparams/aarch64elf.sh binutils-2.30-dka64/ld/emulparams/aarch64elf.sh
+--- binutils-2.30/ld/emulparams/aarch64elf.sh	2018-01-13 13:31:16.000000000 +0000
++++ binutils-2.30-dka64/ld/emulparams/aarch64elf.sh	2018-02-11 19:48:09.009273555 +0000
+@@ -1,3 +1,5 @@
++. ${srcdir}/emulparams/dynamic_undefined_weak.sh
++
+ ARCH=aarch64
+ MACHINE=
+ NOP=0
+diff -NBaur binutils-2.30/ld/emultempl/aarch64elf.em binutils-2.30-dka64/ld/emultempl/aarch64elf.em
+--- binutils-2.30/ld/emultempl/aarch64elf.em	2018-01-13 13:31:16.000000000 +0000
++++ binutils-2.30-dka64/ld/emultempl/aarch64elf.em	2018-02-11 19:48:09.009273555 +0000
+@@ -378,7 +378,7 @@
+   { "no-apply-dynamic-relocs", no_argument, NULL, OPTION_NO_APPLY_DYNAMIC_RELOCS},
+ '
+ 
+-PARSE_AND_LIST_OPTIONS='
++PARSE_AND_LIST_OPTIONS=${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"
+diff -NBaur binutils-2.30/ld/Makefile.am binutils-2.30-dka64/ld/Makefile.am
+--- binutils-2.30/ld/Makefile.am	2018-01-13 13:31:16.000000000 +0000
++++ binutils-2.30-dka64/ld/Makefile.am	2018-02-11 19:48:09.021273555 +0000
+@@ -1654,19 +1654,23 @@
+   $(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-2.30/ld/Makefile.in binutils-2.30-dka64/ld/Makefile.in
+--- binutils-2.30/ld/Makefile.in	2018-01-27 15:03:10.000000000 +0000
++++ binutils-2.30-dka64/ld/Makefile.in	2018-02-11 19:48:09.037273554 +0000
+@@ -3219,18 +3219,22 @@
+ 
+ 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-7.3.0.patch

@@ -0,0 +1,190 @@
+diff -NBaur gcc-7.3.0-RC-20180122/gcc/config/aarch64/aarch64.c gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/aarch64.c
+--- gcc-7.3.0-RC-20180122/gcc/config/aarch64/aarch64.c	2017-11-03 15:01:10.970890000 +0000
++++ gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/aarch64.c	2018-01-22 20:15:07.232099998 +0000
+@@ -10009,8 +10009,24 @@
+       || !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 -NBaur gcc-7.3.0-RC-20180122/gcc/config/aarch64/aarch64-elf-raw.h gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/aarch64-elf-raw.h
+--- gcc-7.3.0-RC-20180122/gcc/config/aarch64/aarch64-elf-raw.h	2017-01-01 12:07:43.905435000 +0000
++++ gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/aarch64-elf-raw.h	2018-01-22 20:15:07.232099998 +0000
+@@ -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 -NBaur gcc-7.3.0-RC-20180122/gcc/config/aarch64/aarch64.h gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/aarch64.h
+--- gcc-7.3.0-RC-20180122/gcc/config/aarch64/aarch64.h	2017-09-21 13:16:31.171118000 +0100
++++ gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/aarch64.h	2018-01-22 20:15:07.232099998 +0000
+@@ -887,6 +887,10 @@
+ /* 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 -NBaur gcc-7.3.0-RC-20180122/gcc/config/aarch64/aarch64.md gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/aarch64.md
+--- gcc-7.3.0-RC-20180122/gcc/config/aarch64/aarch64.md	2017-04-05 12:48:02.927619000 +0100
++++ gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/aarch64.md	2018-01-22 20:15:07.236099934 +0000
+@@ -5230,11 +5230,22 @@
+ (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 -NBaur gcc-7.3.0-RC-20180122/gcc/config/aarch64/aarch64.opt gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/aarch64.opt
+--- gcc-7.3.0-RC-20180122/gcc/config/aarch64/aarch64.opt	2017-03-17 17:05:23.131899000 +0000
++++ gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/aarch64.opt	2018-01-22 20:15:07.236099934 +0000
+@@ -115,6 +115,20 @@
+ 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 -NBaur gcc-7.3.0-RC-20180122/gcc/config/aarch64/aarch64-opts.h gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/aarch64-opts.h
+--- gcc-7.3.0-RC-20180122/gcc/config/aarch64/aarch64-opts.h	2017-01-20 00:03:20.347898000 +0000
++++ gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/aarch64-opts.h	2018-01-22 20:15:07.232099998 +0000
+@@ -48,6 +48,12 @@
+   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 -NBaur gcc-7.3.0-RC-20180122/gcc/config/aarch64/t-aarch64 gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/t-aarch64
+--- gcc-7.3.0-RC-20180122/gcc/config/aarch64/t-aarch64	2017-01-01 12:07:43.905435000 +0000
++++ gcc-7.3.0-RC-20180122-aarch64/gcc/config/aarch64/t-aarch64	2018-01-22 20:15:07.236099934 +0000
+@@ -68,5 +68,7 @@
+ 		$(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 -NBaur gcc-7.3.0-RC-20180122/gcc/gcc.c gcc-7.3.0-RC-20180122-aarch64/gcc/gcc.c
+--- gcc-7.3.0-RC-20180122/gcc/gcc.c	2017-09-15 09:18:34.015147000 +0100
++++ gcc-7.3.0-RC-20180122-aarch64/gcc/gcc.c	2018-01-22 20:15:07.236099934 +0000
+@@ -779,6 +779,11 @@
+ #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  \
+@@ -1074,6 +1079,7 @@
+ 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;
+@@ -1579,6 +1585,7 @@
+   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 -NBaur gcc-7.3.0-RC-20180122/libgcc/crtstuff.c gcc-7.3.0-RC-20180122-aarch64/libgcc/crtstuff.c
+--- gcc-7.3.0-RC-20180122/libgcc/crtstuff.c	2017-01-01 12:07:43.905435000 +0000
++++ gcc-7.3.0-RC-20180122-aarch64/libgcc/crtstuff.c	2018-01-22 20:15:07.236099934 +0000
+@@ -47,6 +47,7 @@
+ 
+ /* 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,
+diff -NBaur gcc-7.3.0-RC-20180122/libgcc/Makefile.in gcc-7.3.0-RC-20180122-aarch64/libgcc/Makefile.in
+--- gcc-7.3.0-RC-20180122/libgcc/Makefile.in	2017-04-19 09:08:44.446150000 +0100
++++ gcc-7.3.0-RC-20180122-aarch64/libgcc/Makefile.in	2018-01-22 20:15:07.236099934 +0000
+@@ -844,7 +844,7 @@
+ # libgcc_eh.a, only LIB2ADDEH matters.  If we do, only LIB2ADDEHSTATIC and
+ # LIB2ADDEHSHARED matter.  (Usually all three are identical.)
+ 
+-c_flags := -fexceptions
++c_flags := -fno-exceptions
+ 
+ ifeq ($(enable_shared),yes)
+ 

dka64/rules/base_rules

@@ -0,0 +1,40 @@
+include $(DEVKITPRO)/devkitA64/base_tools
+
+#---------------------------------------------------------------------------------
+%.a:
+#---------------------------------------------------------------------------------
+	@echo $(notdir $@)
+	@rm -f $@
+	$(AR) -rc $@ $^
+
+
+#---------------------------------------------------------------------------------
+%.o: %.cpp
+	@echo $(notdir $<)
+	$(CXX) -MMD -MP -MF $(DEPSDIR)/$*.d $(CXXFLAGS) -c $< -o $@ $(ERROR_FILTER)
+
+#---------------------------------------------------------------------------------
+%.o: %.c
+	@echo $(notdir $<)
+	$(CC) -MMD -MP -MF $(DEPSDIR)/$*.d $(CFLAGS) -c $< -o $@ $(ERROR_FILTER)
+
+#---------------------------------------------------------------------------------
+%.o: %.s
+	@echo $(notdir $<)
+	$(CC) -MMD -MP -MF $(DEPSDIR)/$*.d -x assembler-with-cpp $(ASFLAGS) -c $< -o $@ $(ERROR_FILTER)
+
+#---------------------------------------------------------------------------------
+%.o: %.S
+	@echo $(notdir $<)
+	$(CC) -MMD -MP -MF $(DEPSDIR)/$*.d -x assembler-with-cpp $(ASFLAGS) -c $< -o $@ $(ERROR_FILTER)
+
+#---------------------------------------------------------------------------------
+# canned command sequence for binary data
+#---------------------------------------------------------------------------------
+define bin2o
+	bin2s $< | $(AS) -o $(@)
+	echo "extern const u8" `(echo $(<F) | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`"_end[];" > `(echo $(<F) | tr . _)`.h
+	echo "extern const u8" `(echo $(<F) | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`"[];" >> `(echo $(<F) | tr . _)`.h
+	echo "extern const u32" `(echo $(<F) | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`_size";" >> `(echo $(<F) | tr . _)`.h
+endef
+

dka64/rules/base_tools

@@ -0,0 +1,38 @@
+#---------------------------------------------------------------------------------
+# make sure we have bash on OSX
+#---------------------------------------------------------------------------------
+UNAME_S	:=	$(shell uname -s)
+UNAME_R	:=	$(shell uname -r)
+
+ifneq (,$(findstring Darwin,$(UNAME_S)))
+	export SHELL=/bin/bash
+endif
+#---------------------------------------------------------------------------------
+# path to tools
+#---------------------------------------------------------------------------------
+export PATH	:=	$(DEVKITPRO)/devkitA64/bin:$(PATH)
+
+#---------------------------------------------------------------------------------
+# add portlibs path
+#---------------------------------------------------------------------------------
+export PORTLIBS_PATH	:=	$(DEVKITPRO)/portlibs
+
+#---------------------------------------------------------------------------------
+# the prefix on the compiler executables
+#---------------------------------------------------------------------------------
+PREFIX		:=	aarch64-none-elf-
+
+export CC	:=	$(PREFIX)gcc
+export CXX	:=	$(PREFIX)g++
+export AS	:=	$(PREFIX)as
+export AR	:=	$(PREFIX)gcc-ar
+export OBJCOPY	:=	$(PREFIX)objcopy
+export STRIP	:=	$(PREFIX)strip
+export NM	:=	$(PREFIX)gcc-nm
+export RANLIB	:=	$(PREFIX)gcc-ranlib
+
+ISVC=$(or $(VCBUILDHELPER_COMMAND),$(MSBUILDEXTENSIONSPATH32),$(MSBUILDEXTENSIONSPATH))
+
+ifneq (,$(ISVC))
+	ERROR_FILTER	:=	2>&1 | sed -e 's/\(.[a-zA-Z]\+\):\([0-9]\+\):/\1(\2):/g'
+endif

dka64/scripts/build-gcc.sh

@@ -0,0 +1,178 @@
+#!/bin/sh
+#---------------------------------------------------------------------------------
+
+#---------------------------------------------------------------------------------
+# build and install binutils
+#---------------------------------------------------------------------------------
+
+mkdir -p $target/binutils
+cd $target/binutils
+
+if [ ! -f configured-binutils ]
+then
+	CFLAGS=$cflags LDFLAGS=$ldflags ../../binutils-$BINUTILS_VER/configure \
+        --prefix=$prefix --target=$target --disable-nls --disable-werror \
+	--enable-lto --enable-plugins --enable-poison-system-directories \
+	$CROSS_PARAMS \
+        || { echo "Error configuring binutils"; exit 1; }
+	touch configured-binutils
+fi
+
+if [ ! -f built-binutils ]
+then
+  $MAKE || { echo "Error building binutils"; exit 1; }
+  touch built-binutils
+fi
+
+if [ ! -f installed-binutils ]
+then
+  $MAKE install || { echo "Error installing binutils"; exit 1; }
+  touch installed-binutils
+fi
+cd $BUILDDIR
+
+#---------------------------------------------------------------------------------
+# build and install just the c compiler
+#---------------------------------------------------------------------------------
+mkdir -p $target/gcc
+cd $target/gcc
+
+if [ ! -f configured-gcc ]
+then
+	CFLAGS="$cflags" \
+	CXXFLAGS="$cflags" \
+	LDFLAGS="$ldflags" \
+	CFLAGS_FOR_TARGET="-O2 -ffunction-sections -fdata-sections" \
+	CXXFLAGS_FOR_TARGET="-O2 -ffunction-sections -fdata-sections" \
+	LDFLAGS_FOR_TARGET="" \
+	../../gcc-$GCC_VER/configure \
+		--enable-languages=c,c++ \
+		--with-gnu-as --with-gnu-ld --with-gcc \
+		--with-march=armv8\
+		--enable-cxx-flags='-ffunction-sections' \
+		--disable-libstdcxx-verbose \
+		--enable-poison-system-directories \
+		--enable-interwork --enable-multilib \
+		--enable-threads --disable-win32-registry --disable-nls --disable-debug\
+		--disable-libmudflap --disable-libssp --disable-libgomp \
+		--disable-libstdcxx-pch \
+		--target=$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 alpha 7" \
+		$CROSS_PARAMS \
+		|| { echo "Error configuring gcc"; exit 1; }
+	touch configured-gcc
+fi
+
+if [ ! -f built-gcc ]
+then
+	$MAKE all-gcc || { echo "Error building gcc stage1"; exit 1; }
+	touch built-gcc
+fi
+
+if [ ! -f installed-gcc ]
+then
+	$MAKE install-gcc || { echo "Error installing gcc"; exit 1; }
+	touch installed-gcc
+fi
+
+
+unset CFLAGS
+cd $BUILDDIR
+
+#---------------------------------------------------------------------------------
+# build and install newlib
+#---------------------------------------------------------------------------------
+mkdir -p $target/newlib
+cd $target/newlib
+
+if [ ! -f configured-newlib ]
+then
+	CFLAGS_FOR_TARGET="-O2 -ffunction-sections -fdata-sections" \
+	../../newlib-$NEWLIB_VER/configure \
+	--disable-newlib-supplied-syscalls \
+	--enable-newlib-mb \
+	--disable-newlib-wide-orient \
+	--target=$target \
+	--prefix=$prefix \
+	|| { echo "Error configuring newlib"; exit 1; }
+	touch configured-newlib
+fi
+
+if [ ! -f built-newlib ]
+then
+	$MAKE || { echo "Error building newlib"; exit 1; }
+	touch built-newlib
+fi
+
+
+if [ ! -f installed-newlib ]
+then
+	$MAKE install -j1 || { echo "Error installing newlib"; exit 1; }
+	touch installed-newlib
+fi
+
+#---------------------------------------------------------------------------------
+# build and install the final compiler
+#---------------------------------------------------------------------------------
+
+cd $BUILDDIR
+
+cd $target/gcc
+
+if [ ! -f built-stage2 ]
+then
+	$MAKE all || { echo "Error building gcc stage2"; exit 1; }
+	touch built-stage2
+fi
+
+if [ ! -f installed-stage2 ]
+then
+	$MAKE install || { echo "Error installing gcc stage2"; exit 1; }
+	touch installed-stage2
+fi
+
+rm -fr $prefix/$target/sys-include
+
+cd $BUILDDIR
+
+#---------------------------------------------------------------------------------
+# build and install the debugger
+#---------------------------------------------------------------------------------
+mkdir -p $target/gdb
+cd $target/gdb
+
+PLATFORM=`uname -s`
+
+if [ ! -f configured-gdb ]
+then
+	CFLAGS="$cflags" \
+	CXXFLAGS="$cflags" \
+	LDFLAGS="$ldflags" \
+	../../gdb-$GDB_VER/configure \
+	--disable-nls --prefix=$prefix --target=$target --disable-werror \
+	$CROSS_PARAMS \
+	|| { echo "Error configuring gdb"; exit 1; }
+	touch configured-gdb
+fi
+
+if [ ! -f built-gdb ]
+then
+	$MAKE || { echo "Error building gdb"; exit 1; }
+	touch built-gdb
+fi
+
+if [ ! -f installed-gdb ]
+then
+	$MAKE install || { echo "Error installing gdb"; exit 1; }
+	touch installed-gdb
+fi
+
+#---------------------------------------------------------------------------------
+# copy base rulesets
+#---------------------------------------------------------------------------------
+cp -v $BUILDSCRIPTDIR/dka64/rules/* $prefix

dka64/scripts/build-tools.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+cd $BUILDDIR
+
+for archive in $hostarchives
+do
+	dir=$(echo $archive | sed -e 's/\(.*\)\.tar\.bz2/\1/' )
+	cd $BUILDDIR/$dir
+	if [ ! -f configured ]; then
+		CXXFLAGS=$cflags CFLAGS=$cflags LDFLAGS=$ldflags ./configure --prefix=$prefix $CROSS_PARAMS || { echo "error configuring $archive"; exit 1; }
+		touch configured
+	fi
+	if [ ! -f built ]; then
+		$MAKE || { echo "error building $dir"; exit 1; }
+		touch built
+	fi
+	if [ ! -f installed ]; then
+		$MAKE install || { echo "error installing $dir"; exit 1; }
+		touch installed
+	fi
+done

makedist.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 DATESTRING=$(date +%Y)$(date +%m)$(date +%d)
 cd .. && tar	--exclude=*CVS* --exclude=.svn --exclude=.git --exclude=*.log --exclude=*.bz2 \
-				--exclude=*.gz --exclude=config.sh --exclude=.devkitARM --exclude=.devkitPPC \
+				--exclude=*.gz --exclude=config.sh --exclude=.devkitARM* --exclude=.devkitPPC* \
-				--exclude=.devkitPSP --exclude=.gitignore \
+				--exclude=.devkitA64* --exclude=.gitignore \
 				-cvjf buildscripts-$DATESTRING.tar.bz2 buildscripts

select_toolchain.sh

@@ -19,6 +19,7 @@ do
   echo
   echo "1: devkitARM (gba gp32 ds)"
   echo "2: devkitPPC (gamecube wii)"
+  echo "3: devkitA64 (switch)"
   read VERSION
 
   if [ "$VERSION" -ne 1 -a "$VERSION" -ne 2 -a "$VERSION" -ne 3 ]
@@ -49,4 +50,14 @@ case "$VERSION" in
     target=powerpc-eabi
     toolchain=DEVKITPPC
   ;;
+  "3" )
+    GCC_VER=7.3.0
+    BINUTILS_VER=2.30
+    NEWLIB_VER=3.0.0
+    GDB_VER=8.0
+    basedir='dka64'
+    package=devkitA64
+    target=aarch64-none-elf
+    toolchain=DEVKITA64
+  ;;
 esac