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9 Commits

Author SHA1 Message Date
Dave Murphy
b1d5f5c7a6 fix macOS build 2019-03-29 20:17:09 +00:00
fincs
1974c8ae38 Update devkitA64 newlib patch, remove old stale patch 2019-03-29 20:17:09 +00:00
fincs
65c1a1256a devkitA64: update binutils patch with latest changes 2019-03-29 20:17:09 +00:00
Dave Murphy
ade65bab03 fix uselocal 2019-03-29 20:17:09 +00:00
Dave Murphy
bcb3bff114 update devkitA64 version 2019-03-29 20:17:09 +00:00
Dave Murphy
a48e515bd6 devkitA64: update newlib to 3.1.0 2019-03-29 20:16:16 +00:00
Dave Murphy
fec37937b7 devkitA64: update gdb to 8.2.1 2019-03-29 20:16:16 +00:00
Dave Murphy
2c8ae62e8e devkitA64: update gcc to 8.3.0 2019-03-29 20:16:16 +00:00
Dave Murphy
383ebe76c8 devkitA64: update binutils to 2.32 2019-03-29 20:16:16 +00:00
8 changed files with 3059 additions and 552 deletions

View File

@@ -2,7 +2,7 @@
#---------------------------------------------------------------------------------
# devkitARM release 52
# devkitPPC release 35
# devkitA64 release 12
# devkitA64 release 13
#---------------------------------------------------------------------------------
if [ 0 -eq 1 ] ; then

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@@ -1,346 +0,0 @@
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 \

View File

@@ -0,0 +1,604 @@
diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h
index 5741c60264..fb5d9d069c 100644
--- a/bfd/elf-bfd.h
+++ b/bfd/elf-bfd.h
@@ -1789,6 +1789,14 @@ struct output_elf_obj_tdata
asection *sec;
} build_id;
+ /* Data for .nx-module-name. */
+ struct
+ {
+ bfd_boolean (*after_write_object_contents) (bfd *);
+ const char *name;
+ asection *sec;
+ } nx_module_name;
+
/* Records the result of `get_program_header_size'. */
bfd_size_type program_header_size;
diff --git a/bfd/elf.c b/bfd/elf.c
index eb3e1828e9..bc6bb48804 100644
--- a/bfd/elf.c
+++ b/bfd/elf.c
@@ -6514,6 +6514,14 @@ _bfd_elf_write_object_contents (bfd *abfd)
if (!bed->s->write_shdrs_and_ehdr (abfd))
return FALSE;
+ /* Write out the NX module name. */
+ if (t->o->nx_module_name.after_write_object_contents != NULL)
+ {
+ failed = !(*t->o->nx_module_name.after_write_object_contents) (abfd);
+ if (failed)
+ return FALSE;
+ }
+
/* This is last since write_shdrs_and_ehdr can touch i_shdrp[0]. */
if (t->o->build_id.after_write_object_contents != NULL)
return (*t->o->build_id.after_write_object_contents) (abfd);
diff --git a/bfd/elfnn-aarch64.c b/bfd/elfnn-aarch64.c
index faa27611d4..888af6bcd8 100644
--- a/bfd/elfnn-aarch64.c
+++ b/bfd/elfnn-aarch64.c
@@ -2341,6 +2341,12 @@ enum elf_aarch64_stub_type
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. */
@@ -6436,11 +6442,13 @@ elfNN_aarch64_relocate_section (bfd *output_bfd,
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);
@@ -6576,6 +6584,10 @@ elfNN_aarch64_relocate_section (bfd *output_bfd,
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:
@@ -6599,7 +6611,7 @@ elfNN_aarch64_relocate_section (bfd *output_bfd,
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);
@@ -6694,7 +6706,7 @@ elfNN_aarch64_relocate_section (bfd *output_bfd,
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);
@@ -6743,7 +6755,7 @@ elfNN_aarch64_relocate_section (bfd *output_bfd,
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);
@@ -7086,6 +7098,26 @@ need_copy_relocation_p (struct elf_aarch64_link_hash_entry *eh)
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
@@ -8286,6 +8318,7 @@ elfNN_aarch64_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
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)
@@ -8305,6 +8338,10 @@ elfNN_aarch64_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
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
@@ -8314,7 +8351,7 @@ elfNN_aarch64_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
{
/* 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))
@@ -8348,6 +8385,11 @@ elfNN_aarch64_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
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;
@@ -8370,6 +8412,7 @@ elfNN_aarch64_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
htab->root.srelplt->reloc_count++;
}
+ }
else
{
h->plt.offset = (bfd_vma) - 1;
@@ -8382,9 +8425,6 @@ elfNN_aarch64_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
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;
@@ -8396,7 +8436,7 @@ elfNN_aarch64_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
/* 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))
@@ -8410,7 +8450,7 @@ elfNN_aarch64_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
{
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))
@@ -8446,7 +8486,7 @@ elfNN_aarch64_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
}
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
@@ -8512,7 +8552,7 @@ elfNN_aarch64_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
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;
@@ -8532,7 +8572,9 @@ elfNN_aarch64_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
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
@@ -8543,6 +8585,7 @@ elfNN_aarch64_allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
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;
@@ -9163,8 +9206,17 @@ elfNN_aarch64_finish_dynamic_symbol (bfd *output_bfd,
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;
@@ -9199,7 +9251,7 @@ elfNN_aarch64_finish_dynamic_symbol (bfd *output_bfd,
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. */
@@ -9218,10 +9270,11 @@ elfNN_aarch64_finish_dynamic_symbol (bfd *output_bfd,
}
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;
@@ -9715,6 +9768,9 @@ const struct elf_size_info elfNN_aarch64_size_info =
#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 --git a/ld/Makefile.am b/ld/Makefile.am
index c2c798b4fe..a0073d27fe 100644
--- a/ld/Makefile.am
+++ b/ld/Makefile.am
@@ -1509,19 +1509,23 @@ ens32knbsd.c: $(srcdir)/emulparams/ns32knbsd.sh \
$(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 --git a/ld/Makefile.in b/ld/Makefile.in
index fc687fc516..7d85865d92 100644
--- a/ld/Makefile.in
+++ b/ld/Makefile.in
@@ -3114,18 +3114,22 @@ ens32knbsd.c: $(srcdir)/emulparams/ns32knbsd.sh \
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 \
diff --git a/ld/emulparams/aarch64elf.sh b/ld/emulparams/aarch64elf.sh
index 4a59342722..2aa1ec7712 100644
--- a/ld/emulparams/aarch64elf.sh
+++ b/ld/emulparams/aarch64elf.sh
@@ -1,3 +1,5 @@
+. ${srcdir}/emulparams/dynamic_undefined_weak.sh
+
ARCH=aarch64
MACHINE=
NOP=0x1f2003d5
diff --git a/ld/emulparams/aarch64elf32.sh b/ld/emulparams/aarch64elf32.sh
index 38bcd4bbb0..da0f411feb 100644
--- a/ld/emulparams/aarch64elf32.sh
+++ b/ld/emulparams/aarch64elf32.sh
@@ -1,3 +1,5 @@
+. ${srcdir}/emulparams/dynamic_undefined_weak.sh
+
ARCH="aarch64:ilp32"
MACHINE=
NOP=0x1f2003d5
diff --git a/ld/emultempl/aarch64elf.em b/ld/emultempl/aarch64elf.em
index 45e40b510c..916ef2086a 100644
--- a/ld/emultempl/aarch64elf.em
+++ b/ld/emultempl/aarch64elf.em
@@ -380,7 +380,7 @@ PARSE_AND_LIST_LONGOPTS='
{ "no-apply-dynamic-relocs", no_argument, NULL, OPTION_NO_APPLY_DYNAMIC_RELOCS},
'
-PARSE_AND_LIST_OPTIONS='
+PARSE_AND_LIST_OPTIONS=${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 --git a/ld/emultempl/elf32.em b/ld/emultempl/elf32.em
index f4f7ad6b4e..8428a54697 100644
--- a/ld/emultempl/elf32.em
+++ b/ld/emultempl/elf32.em
@@ -192,6 +192,9 @@ static char *depaudit; /* colon (typically) separated list of libs */
/* Style of .note.gnu.build-id section. */
static const char *emit_note_gnu_build_id;
+/* NX module name. */
+static const char *emit_nx_module_name;
+
/* On Linux, it's possible to have different versions of the same
shared library linked against different versions of libc. The
dynamic linker somehow tags which libc version to use in
@@ -1217,6 +1220,92 @@ setup_build_id (bfd *ibfd)
return FALSE;
}
+static bfd_boolean
+write_nx_module_name (bfd *abfd)
+{
+ struct elf_obj_tdata *t = elf_tdata (abfd);
+ const char *name;
+ asection *asec;
+ Elf_Internal_Shdr *i_shdr;
+ unsigned char *contents;
+ bfd_size_type size;
+ file_ptr position;
+
+ name = t->o->nx_module_name.name;
+ asec = t->o->nx_module_name.sec;
+ if (bfd_is_abs_section (asec->output_section))
+ {
+ einfo (_("%P: warning: .nx-module-name section discarded,"
+ " --build-id ignored\n"));
+ return TRUE;
+ }
+ i_shdr = &elf_section_data (asec->output_section)->this_hdr;
+
+ if (i_shdr->contents == NULL)
+ {
+ if (asec->contents == NULL)
+ asec->contents = (unsigned char *) xmalloc (asec->size);
+ contents = asec->contents;
+ }
+ else
+ contents = i_shdr->contents + asec->output_offset;
+
+ size = asec->size;
+ bfd_h_put_32 (abfd, 0, &contents[0]);
+ bfd_h_put_32 (abfd, size - 9, &contents[4]);
+ memcpy (&contents[8], name, size - 9);
+ contents[size - 1] = 0; /* ensure null termination for AMS */
+
+ position = i_shdr->sh_offset + asec->output_offset;
+
+ return (bfd_seek (abfd, position, SEEK_SET) == 0
+ && bfd_bwrite (contents, size, abfd) == size);
+}
+
+/* Make .nx-module-name section, and set up elf_tdata->nx_module_name. */
+
+static bfd_boolean
+setup_nx_module_name (bfd *ibfd, bfd *obfd)
+{
+ asection *s;
+ bfd_size_type size;
+ flagword flags;
+
+ if (emit_nx_module_name[0] == '\0')
+ {
+ /* Extract the basename of the output bfd and use it as the module name. */
+ char *dot_pos;
+ free ((char *) emit_nx_module_name);
+ emit_nx_module_name = (char *) lbasename (bfd_get_filename (obfd));
+ emit_nx_module_name = xstrdup (emit_nx_module_name);
+ dot_pos = strrchr (emit_nx_module_name, '.');
+ if (dot_pos != NULL)
+ {
+ /* Remove extension. */
+ *dot_pos = 0;
+ }
+ }
+
+ size = 8 + strlen(emit_nx_module_name) + 1; /* extra null terminator for AMS */
+ flags = (SEC_ALLOC | SEC_LOAD | SEC_IN_MEMORY
+ | SEC_LINKER_CREATED | SEC_READONLY | SEC_DATA);
+ s = bfd_make_section_with_flags (ibfd, ".nx-module-name", flags);
+ if (s != NULL && bfd_set_section_alignment (ibfd, s, 4))
+ {
+ struct elf_obj_tdata *t = elf_tdata (link_info.output_bfd);
+ t->o->nx_module_name.after_write_object_contents = &write_nx_module_name;
+ t->o->nx_module_name.name = emit_nx_module_name;
+ t->o->nx_module_name.sec = s;
+ elf_section_type (s) = SHT_PROGBITS;
+ s->size = size;
+ return TRUE;
+ }
+
+ einfo (_("%P: warning: cannot create .nx-module-name section,"
+ " --nx-module-name ignored\n"));
+ return FALSE;
+}
+
/* This is called after all the input files have been opened. */
static void
@@ -1267,6 +1356,24 @@ gld${EMULATION_NAME}_after_open (void)
}
}
+ if (emit_nx_module_name != NULL)
+ {
+ /* Find an ELF input. */
+ for (abfd = link_info.input_bfds;
+ abfd != (bfd *) NULL; abfd = abfd->link.next)
+ if (bfd_get_flavour (abfd) == bfd_target_elf_flavour
+ && bfd_count_sections (abfd) != 0
+ && !((lang_input_statement_type *) abfd->usrdata)->flags.just_syms)
+ break;
+
+ /* If there are no ELF input files do not try to create a .nx-module-name section. */
+ if (abfd == NULL || !setup_nx_module_name (abfd, link_info.output_bfd))
+ {
+ free ((char *) emit_nx_module_name);
+ emit_nx_module_name = NULL;
+ }
+ }
+
get_elf_backend_data (link_info.output_bfd)->setup_gnu_properties (&link_info);
if (bfd_link_relocatable (&link_info))
@@ -2720,6 +2827,7 @@ enum elf_options
OPTION_EXCLUDE_LIBS,
OPTION_HASH_STYLE,
OPTION_BUILD_ID,
+ OPTION_NX_MODULE_NAME,
OPTION_AUDIT,
OPTION_COMPRESS_DEBUG
};
@@ -2750,6 +2858,7 @@ EOF
fi
fragment <<EOF
{"build-id", optional_argument, NULL, OPTION_BUILD_ID},
+ {"nx-module-name", optional_argument, NULL, OPTION_NX_MODULE_NAME},
{"compress-debug-sections", required_argument, NULL, OPTION_COMPRESS_DEBUG},
EOF
if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
@@ -2814,6 +2923,16 @@ gld${EMULATION_NAME}_handle_option (int optc)
einfo (_("%F%P: invalid --compress-debug-sections option: \`%s'\n"),
optarg);
break;
+ case OPTION_NX_MODULE_NAME:
+ if (emit_nx_module_name != NULL)
+ {
+ free ((char *) emit_nx_module_name);
+ emit_nx_module_name = NULL;
+ }
+ if (optarg == NULL)
+ optarg = "";
+ emit_nx_module_name = xstrdup (optarg);
+ break;
EOF
if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
diff --git a/ld/ldgram.y b/ld/ldgram.y
index c3eadeb392..59ab143526 100644
--- a/ld/ldgram.y
+++ b/ld/ldgram.y
@@ -819,6 +819,7 @@ origin_spec:
ORIGIN '=' mustbe_exp
{
region->origin_exp = $3;
+ region->current = region->origin;
}
;
diff --git a/ld/ldlang.c b/ld/ldlang.c
index 33f6bda292..7161f4210a 100644
--- a/ld/ldlang.c
+++ b/ld/ldlang.c
@@ -7381,9 +7381,6 @@ lang_process (void)
current_target = default_target;
lang_statement_iteration++;
open_input_bfds (statement_list.head, OPEN_BFD_NORMAL);
- /* open_input_bfds also handles assignments, so we can give values
- to symbolic origin/length now. */
- lang_do_memory_regions ();
#ifdef ENABLE_PLUGINS
if (link_info.lto_plugin_active)
@@ -7526,6 +7523,8 @@ lang_process (void)
/* PR 13683: We must rerun the assignments prior to running garbage
collection in order to make sure that all symbol aliases are resolved. */
lang_do_assignments (lang_mark_phase_enum);
+
+ lang_do_memory_regions();
expld.phase = lang_first_phase_enum;
/* Size up the common data. */
@@ -7610,11 +7609,8 @@ lang_process (void)
/* Fix any __start, __stop, .startof. or .sizeof. symbols. */
lang_finalize_start_stop ();
- /* Do all the assignments again, to report errors. Assignment
- statements are processed multiple times, updating symbols; In
- open_input_bfds, lang_do_assignments, and lang_size_sections.
- Since lang_relax_sections calls lang_do_assignments, symbols are
- also updated in ldemul_after_allocation. */
+ /* Do all the assignments, now that we know the final resting places
+ of all the symbols. */
lang_do_assignments (lang_final_phase_enum);
ldemul_finish ();

View File

@@ -1,12 +1,17 @@
diff --git a/gcc/config.gcc b/gcc/config.gcc
index 532c33f4c2b..c8a8bc698a7 100644
index 7af8e028104..90a3a50f624 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -945,6 +945,7 @@ aarch64*-*-elf | aarch64*-*-fuchsia* | aarch64*-*-rtems*)
@@ -945,6 +945,12 @@ aarch64*-*-elf | aarch64*-*-fuchsia* | aarch64*-*-rtems*)
case $target in
aarch64-*-elf*)
use_gcc_stdint=wrap
+ tm_file="${tm_file} devkitpro.h"
+ tm_defines="${tm_defines} TARGET_DEFAULT_ASYNC_UNWIND_TABLES=1"
+ extra_options="${extra_options} devkitpro.opt"
+ case ${enable_threads} in
+ "" | yes | posix) thread_file='posix' ;;
+ esac
;;
aarch64-*-fuchsia*)
tm_file="${tm_file} fuchsia.h"
@@ -40,10 +45,10 @@ index 7a5c6d7664f..687793841de 100644
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
index 349ca0c047b..5c03c42c28e 100644
--- a/gcc/config/aarch64/aarch64.c
+++ b/gcc/config/aarch64/aarch64.c
@@ -11979,8 +11979,24 @@ aarch64_load_tp (rtx target)
@@ -12005,8 +12005,24 @@ aarch64_load_tp (rtx target)
|| !register_operand (target, Pmode))
target = gen_reg_rtx (Pmode);
@@ -153,6 +158,78 @@ index 0be1f0d63aa..a54068bfd96 100644
+MULTILIB_DIRNAMES = large pic
+MULTILIB_REQUIRED = mcmodel=large fPIC
+MULTILIB_MATCHES = fPIC=fpic fPIC=fpie fPIC=fPIE
diff --git a/gcc/config/devkitpro.h b/gcc/config/devkitpro.h
new file mode 100644
index 00000000000..11ba0f5ab1c
--- /dev/null
+++ b/gcc/config/devkitpro.h
@@ -0,0 +1,31 @@
+/* Definitions for devkitPro toolchains.
+ Copyright (C) 2016-2018 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/>. */
+
+#undef TARGET_OS_CPP_BUILTINS
+#define TARGET_OS_CPP_BUILTINS() \
+ do { \
+ builtin_define ("__DEVKITA64__"); \
+ } while (0)
+
+
diff --git a/gcc/config/devkitpro.opt b/gcc/config/devkitpro.opt
new file mode 100644
index 00000000000..9acbbf9d27c
--- /dev/null
+++ b/gcc/config/devkitpro.opt
@@ -0,0 +1,29 @@
+; Options for devkitPro toolchains.
+
+; Copyright (C) 2011-2018 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.
+;
+; You should have received a copy of the GNU General Public License
+; along with GCC; see the file COPYING3. If not see
+; <http://www.gnu.org/licenses/>.
+
+; See the GCC internals manual (options.texi) for a description of
+; this file's format.
+
+; Please try to keep this file in ASCII collating order.
+
+pthread
+Driver
+
+; This comment is to ensure we retain the blank line above.
diff --git a/gcc/gcc.c b/gcc/gcc.c
index a716f708259..6a11011dba7 100644
--- a/gcc/gcc.c
@@ -197,3 +274,40 @@ index 5e894455e16..f2347455de0 100644
/* 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/libgcc/gthr.h b/libgcc/gthr.h
index 88b0178f9e3..e94fcf9d721 100644
--- a/libgcc/gthr.h
+++ b/libgcc/gthr.h
@@ -136,7 +136,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
/* The pe-coff weak support isn't fully compatible to ELF's weak.
For static libraries it might would work, but as we need to deal
with shared versions too, we disable it for mingw-targets. */
-#ifdef __MINGW32__
+#if defined(__MINGW32__) || defined(__DEVKITA64__)
#undef GTHREAD_USE_WEAK
#define GTHREAD_USE_WEAK 0
#endif
diff --git a/libstdc++-v3/include/Makefile.am b/libstdc++-v3/include/Makefile.am
index 77e6dc2f6be..3a102997371 100644
--- a/libstdc++-v3/include/Makefile.am
+++ b/libstdc++-v3/include/Makefile.am
@@ -1293,6 +1293,7 @@ ${host_builddir}/gthr.h: ${toplevel_srcdir}/libgcc/gthr.h stamp-${host_alias}
-e '/^#/s/\(${uppercase}${uppercase}*\)/_GLIBCXX_\1/g' \
-e 's/_GLIBCXX_SUPPORTS_WEAK/__GXX_WEAK__/g' \
-e 's/_GLIBCXX___MINGW32_GLIBCXX___/__MINGW32__/g' \
+ -e 's/_GLIBCXX___DEVKITA64_GLIBCXX___/__DEVKITA64__/g' \
-e 's,^#include "\(.*\)",#include <bits/\1>,g' \
< $< > $@
diff --git a/libstdc++-v3/include/Makefile.in b/libstdc++-v3/include/Makefile.in
index 948a5c1f1c5..ee8e240f6c5 100644
--- a/libstdc++-v3/include/Makefile.in
+++ b/libstdc++-v3/include/Makefile.in
@@ -1719,6 +1719,7 @@ ${host_builddir}/gthr.h: ${toplevel_srcdir}/libgcc/gthr.h stamp-${host_alias}
-e '/^#/s/\(${uppercase}${uppercase}*\)/_GLIBCXX_\1/g' \
-e 's/_GLIBCXX_SUPPORTS_WEAK/__GXX_WEAK__/g' \
-e 's/_GLIBCXX___MINGW32_GLIBCXX___/__MINGW32__/g' \
+ -e 's/_GLIBCXX___DEVKITA64_GLIBCXX___/__DEVKITA64__/g' \
-e 's,^#include "\(.*\)",#include <bits/\1>,g' \
< $< > $@

View File

@@ -0,0 +1,60 @@
diff -NBaur gdb-8.2.1/gdb/dtrace-probe.c gdb-8.2.1-apple/gdb/dtrace-probe.c
--- gdb-8.2.1/gdb/dtrace-probe.c 2018-12-23 05:51:54.000000000 +0000
+++ gdb-8.2.1-apple/gdb/dtrace-probe.c 2019-03-23 19:45:04.743529457 +0000
@@ -100,7 +100,7 @@
/* DTrace static_probe_ops. */
-const dtrace_static_probe_ops dtrace_static_probe_ops;
+const dtrace_static_probe_ops dtrace_static_probe_ops = {};
/* The following structure represents a dtrace probe. */
diff -NBaur gdb-8.2.1/gdb/probe.c gdb-8.2.1-apple/gdb/probe.c
--- gdb-8.2.1/gdb/probe.c 2018-12-23 05:51:54.000000000 +0000
+++ gdb-8.2.1-apple/gdb/probe.c 2019-03-23 19:35:59.701401090 +0000
@@ -60,7 +60,7 @@
/* Static operations associated with a generic probe. */
-const any_static_probe_ops any_static_probe_ops;
+const any_static_probe_ops any_static_probe_ops = {};
/* A helper for parse_probes that decodes a probe specification in
SEARCH_PSPACE. It appends matching SALs to RESULT. */
diff -NBaur gdb-8.2.1/gdb/record-btrace.c gdb-8.2.1-apple/gdb/record-btrace.c
--- gdb-8.2.1/gdb/record-btrace.c 2018-12-23 05:51:54.000000000 +0000
+++ gdb-8.2.1-apple/gdb/record-btrace.c 2019-03-23 19:35:59.705388987 +0000
@@ -144,7 +144,7 @@
/* Token associated with a new-thread observer enabling branch tracing
for the new thread. */
-static const gdb::observers::token record_btrace_thread_observer_token;
+static const gdb::observers::token record_btrace_thread_observer_token = {};
/* Memory access types used in set/show record btrace replay-memory-access. */
static const char replay_memory_access_read_only[] = "read-only";
diff -NBaur gdb-8.2.1/gdb/stap-probe.c gdb-8.2.1-apple/gdb/stap-probe.c
--- gdb-8.2.1/gdb/stap-probe.c 2018-12-23 05:51:54.000000000 +0000
+++ gdb-8.2.1-apple/gdb/stap-probe.c 2019-03-23 19:35:59.705388987 +0000
@@ -119,7 +119,7 @@
/* SystemTap static_probe_ops. */
-const stap_static_probe_ops stap_static_probe_ops;
+const stap_static_probe_ops stap_static_probe_ops = {};
class stap_probe : public probe
{
diff -NBaur gdb-8.2.1/gdb/tui/tui-hooks.c gdb-8.2.1-apple/gdb/tui/tui-hooks.c
--- gdb-8.2.1/gdb/tui/tui-hooks.c 2018-12-23 05:51:54.000000000 +0000
+++ gdb-8.2.1-apple/gdb/tui/tui-hooks.c 2019-03-23 19:35:59.705388987 +0000
@@ -205,7 +205,7 @@
/* Token associated with observers registered while TUI hooks are
installed. */
-static const gdb::observers::token tui_observers_token;
+static const gdb::observers::token tui_observers_token = {};
/* Attach or detach a single observer, according to ATTACH. */

View File

@@ -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 12" \
--with-bugurl="https://github.com/devkitPro/buildscripts/issues" --with-pkgversion="devkitA64 release 13" \
$CROSS_PARAMS \
$CROSS_GCC_PARAMS \
|| { echo "Error configuring gcc"; exit 1; }

View File

@@ -51,10 +51,10 @@ case "$VERSION" in
toolchain=DEVKITPPC
;;
"3" )
GCC_VER=8.2.0
BINUTILS_VER=2.31.1
NEWLIB_VER=3.0.0
GDB_VER=8.0
GCC_VER=8.3.0
BINUTILS_VER=2.32
NEWLIB_VER=3.1.0
GDB_VER=8.2.1
basedir='dka64'
package=devkitA64
target=aarch64-none-elf