update devkitA64 gcc to 8.2.0

build-devkit.sh

@@ -2,7 +2,7 @@
 #---------------------------------------------------------------------------------
 #	devkitARM release 49
 #	devkitPPC release 32
-#	devkitA64 release 11
+#	devkitA64 release 12
 #---------------------------------------------------------------------------------
 
 if [ 0 -eq 1 ] ; then
@@ -206,7 +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
 
@@ -260,7 +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

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

@@ -64,7 +64,7 @@ then
 		--prefix=$prefix \
 		--enable-lto $plugin_ld\
 		--with-system-zlib \
-		--with-bugurl="https://github.com/devkitPro/buildscripts/issues" --with-pkgversion="devkitA64 release 11" \
+		--with-bugurl="https://github.com/devkitPro/buildscripts/issues" --with-pkgversion="devkitA64 release 12" \
 		$CROSS_PARAMS \
 		$CROSS_GCC_PARAMS \
 		|| { echo "Error configuring gcc"; exit 1; }

select_toolchain.sh

@@ -51,8 +51,8 @@ case "$VERSION" in
     toolchain=DEVKITPPC
   ;;
   "3" )
-    GCC_VER=8.1.0
-    BINUTILS_VER=2.30
+    GCC_VER=8.2.0
+    BINUTILS_VER=2.31.1
     NEWLIB_VER=3.0.0
     GDB_VER=8.0
     basedir='dka64'