+2017-04-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ * Makefile.am (BFD32_BACKENDS): Add elf-properties.lo.
+ (BFD32_BACKENDS_CFILES): Add elf-properties.c.
+ * configure.ac (elf): Add elf-properties.lo.
+ * Makefile.in: Regenerated.
+ * configure: Likewise.
+ * elf-bfd.h (elf_property_kind): New.
+ (elf_property): Likewise.
+ (elf_property_list): Likewise.
+ (elf_properties): Likewise.
+ (_bfd_elf_parse_gnu_properties): Likewise.
+ (_bfd_elf_get_property): Likewise.
+ (_bfd_elf_link_setup_gnu_properties): Likewise.
+ (elf_backend_data): Add parse_gnu_properties, merge_gnu_properties
+ and setup_gnu_properties.
+ (elf_obj_tdata): Add properties.
+ * elf-properties.c: New file.
+ * elf32-i386.c (elf_i386_parse_gnu_properties): New.
+ (elf_i386_merge_gnu_properties): Likewise.
+ (elf_backend_parse_gnu_properties): Likewise.
+ (elf_backend_merge_gnu_properties): Likewise.
+ * elf64-x86-64.c (elf_x86_64_parse_gnu_properties): Likewise.
+ (elf_x86_64_merge_gnu_properties): Likewise.
+ (elf_backend_parse_gnu_properties): Likewise.
+ (elf_backend_merge_gnu_properties): Likewise.
+ * elfxx-target.h (elf_backend_merge_gnu_properties): Likewise.
+ (elf_backend_parse_gnu_properties): Likewise.
+ (elf_backend_setup_gnu_properties): Likewise.
+ (elfNN_bed): Add elf_backend_parse_gnu_properties,
+ elf_backend_merge_gnu_properties and
+ elf_backend_setup_gnu_properties.
+
2017-03-30 Pip Cet <pipcet@gmail.com>
* elf32-wasm32.c: Add relocation code, two relocs.
elf-m10200.lo \
elf-m10300.lo \
elf-nacl.lo \
+ elf-properties.lo \
elf-strtab.lo \
elf-vxworks.lo \
elf.lo \
elf-m10200.c \
elf-m10300.c \
elf-nacl.c \
+ elf-properties.c \
elf-strtab.c \
elf-vxworks.c \
elf.c \
elf-m10200.lo \
elf-m10300.lo \
elf-nacl.lo \
+ elf-properties.lo \
elf-strtab.lo \
elf-vxworks.lo \
elf.lo \
elf-m10200.c \
elf-m10300.c \
elf-nacl.c \
+ elf-properties.c \
elf-strtab.c \
elf-vxworks.c \
elf.c \
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf-m10200.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf-m10300.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf-nacl.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf-properties.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf-strtab.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf-vxworks.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/elf.Plo@am__quote@
# Target backend .o files.
tb=
-elf="elf.lo elflink.lo elf-attrs.lo elf-strtab.lo
+elf="elf.lo elflink.lo elf-attrs.lo elf-strtab.lo elf-properties.lo
elf-eh-frame.lo dwarf1.lo dwarf2.lo"
coffgen="coffgen.lo dwarf2.lo"
coff="cofflink.lo $coffgen"
# Target backend .o files.
tb=
-elf="elf.lo elflink.lo elf-attrs.lo elf-strtab.lo
+elf="elf.lo elflink.lo elf-attrs.lo elf-strtab.lo elf-properties.lo
elf-eh-frame.lo dwarf1.lo dwarf2.lo"
coffgen="coffgen.lo dwarf2.lo"
coff="cofflink.lo $coffgen"
(asection *, struct bfd_link_info *, Elf_Internal_Rela *,
struct elf_link_hash_entry *, Elf_Internal_Sym *);
+enum elf_property_kind
+ {
+ /* A new property. */
+ property_unknown = 0,
+ /* A property ignored by backend. */
+ property_ignored,
+ /* A corrupt property reported by backend. */
+ property_corrupt,
+ /* A property should be removed due to property merge. */
+ property_remove,
+ /* A property which is a number. */
+ property_number
+ };
+
+typedef struct elf_property
+{
+ unsigned int pr_type;
+ unsigned int pr_datasz;
+ union
+ {
+ /* For property_number, this is a number. */
+ bfd_vma number;
+ /* Add a new one if elf_property_kind is updated. */
+ } u;
+ enum elf_property_kind pr_kind;
+} elf_property;
+
+typedef struct elf_property_list
+{
+ struct elf_property_list *next;
+ struct elf_property property;
+} elf_property_list;
+
struct bfd_elf_section_reloc_data;
struct elf_backend_data
or give an error and return FALSE. */
bfd_boolean (*obj_attrs_handle_unknown) (bfd *, int);
+ /* Parse GNU properties. Return the property kind. If the property
+ is corrupt, issue an error message and return property_corrupt. */
+ enum elf_property_kind (*parse_gnu_properties) (bfd *, unsigned int,
+ bfd_byte *,
+ unsigned int);
+
+ /* Merge GNU properties. Return TRUE if property is updated. */
+ bfd_boolean (*merge_gnu_properties) (bfd *, elf_property *,
+ elf_property *);
+
+ /* Set up GNU properties. */
+ void (*setup_gnu_properties) (struct bfd_link_info *);
+
/* Encoding used for compact EH tables. */
int (*compact_eh_encoding) (struct bfd_link_info *);
/* Symbol buffer. */
void *symbuf;
+ /* List of GNU properties. Will be updated by setup_gnu_properties
+ after all input GNU properties are merged for output. */
+ elf_property_list *properties;
+
obj_attribute known_obj_attributes[2][NUM_KNOWN_OBJ_ATTRIBUTES];
obj_attribute_list *other_obj_attributes[2];
(elf_known_obj_attributes (bfd) [OBJ_ATTR_PROC])
#define elf_other_obj_attributes_proc(bfd) \
(elf_other_obj_attributes (bfd) [OBJ_ATTR_PROC])
+#define elf_properties(bfd) (elf_tdata (bfd) -> properties)
\f
extern void _bfd_elf_swap_verdef_in
(bfd *, const Elf_External_Verdef *, Elf_Internal_Verdef *);
extern bfd_boolean _bfd_elf_merge_unknown_attribute_list (bfd *, bfd *);
extern Elf_Internal_Shdr *_bfd_elf_single_rel_hdr (asection *sec);
+extern bfd_boolean _bfd_elf_parse_gnu_properties
+ (bfd *, Elf_Internal_Note *);
+extern elf_property * _bfd_elf_get_property
+ (bfd *, unsigned int, unsigned int);
+extern void _bfd_elf_link_setup_gnu_properties
+ (struct bfd_link_info *);
+
/* The linker may need to keep track of the number of relocs that it
decides to copy as dynamic relocs in check_relocs for each symbol.
This is so that it can later discard them if they are found to be
--- /dev/null
+/* ELF program property support.
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This file is part of BFD, the Binary File Descriptor library.
+
+ This program 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 of the License, or
+ (at your option) any later version.
+
+ This program 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 this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
+
+/* GNU program property draft is at:
+
+ https://github.com/hjl-tools/linux-abi/wiki/property-draft.pdf
+ */
+
+#include "sysdep.h"
+#include "bfd.h"
+#include "libbfd.h"
+#include "elf-bfd.h"
+
+/* Get a property, allocate a new one if needed. */
+
+elf_property *
+_bfd_elf_get_property (bfd *abfd, unsigned int type, unsigned int datasz)
+{
+ elf_property_list *p, **lastp;
+
+ if (bfd_get_flavour (abfd) != bfd_target_elf_flavour)
+ {
+ /* Never should happen. */
+ abort ();
+ }
+
+ /* Keep the property list in order of type. */
+ lastp = &elf_properties (abfd);
+ for (p = *lastp; p; p = p->next)
+ {
+ /* Reuse the existing entry. */
+ if (type == p->property.pr_type)
+ {
+ if (datasz > p->property.pr_datasz)
+ {
+ /* This can happen when mixing 32-bit and 64-bit objects. */
+ p->property.pr_datasz = datasz;
+ }
+ return &p->property;
+ }
+ else if (type < p->property.pr_type)
+ break;
+ lastp = &p->next;
+ }
+ p = (elf_property_list *) bfd_alloc (abfd, sizeof (*p));
+ if (p == NULL)
+ {
+ _bfd_error_handler (_("%B: out of memory in _bfd_elf_get_property"),
+ abfd);
+ _exit (EXIT_FAILURE);
+ }
+ memset (p, 0, sizeof (*p));
+ p->property.pr_type = type;
+ p->property.pr_datasz = datasz;
+ p->next = *lastp;
+ *lastp = p;
+ return &p->property;
+}
+
+/* Parse GNU properties. */
+
+bfd_boolean
+_bfd_elf_parse_gnu_properties (bfd *abfd, Elf_Internal_Note *note)
+{
+ const struct elf_backend_data *bed = get_elf_backend_data (abfd);
+ unsigned int align_size = bed->s->elfclass == ELFCLASS64 ? 8 : 4;
+ bfd_byte *ptr = (bfd_byte *) note->descdata;
+ bfd_byte *ptr_end = ptr + note->descsz;
+
+ if (note->descsz < 8 || (note->descsz % align_size) != 0)
+ {
+bad_size:
+ _bfd_error_handler
+ (_("warning: %B: corrupt GNU_PROPERTY_TYPE (%ld) size: %#lx\n"),
+ abfd, note->type, note->descsz);
+ return FALSE;
+ }
+
+ while (1)
+ {
+ unsigned int type = bfd_h_get_32 (abfd, ptr);
+ unsigned int datasz = bfd_h_get_32 (abfd, ptr + 4);
+ elf_property *prop;
+
+ ptr += 8;
+
+ if ((ptr + datasz) > ptr_end)
+ {
+ _bfd_error_handler
+ (_("warning: %B: corrupt GNU_PROPERTY_TYPE (%ld) type (0x%x) datasz: 0x%x\n"),
+ abfd, note->type, type, datasz);
+ /* Clear all properties. */
+ elf_properties (abfd) = NULL;
+ return FALSE;
+ }
+
+ if (type >= GNU_PROPERTY_LOPROC)
+ {
+ if (type < GNU_PROPERTY_LOUSER && bed->parse_gnu_properties)
+ {
+ enum elf_property_kind kind
+ = bed->parse_gnu_properties (abfd, type, ptr, datasz);
+ if (kind == property_corrupt)
+ {
+ /* Clear all properties. */
+ elf_properties (abfd) = NULL;
+ return FALSE;
+ }
+ else if (kind != property_ignored)
+ goto next;
+ }
+ }
+ else
+ {
+ switch (type)
+ {
+ case GNU_PROPERTY_STACK_SIZE:
+ if (datasz != align_size)
+ {
+ _bfd_error_handler
+ (_("warning: %B: corrupt stack size: 0x%x\n"),
+ abfd, datasz);
+ /* Clear all properties. */
+ elf_properties (abfd) = NULL;
+ return FALSE;
+ }
+ prop = _bfd_elf_get_property (abfd, type, datasz);
+ if (datasz == 8)
+ prop->u.number = bfd_h_get_64 (abfd, ptr);
+ else
+ prop->u.number = bfd_h_get_32 (abfd, ptr);
+ prop->pr_kind = property_number;
+ goto next;
+
+ case GNU_PROPERTY_NO_COPY_ON_PROTECTED:
+ if (datasz != 0)
+ {
+ _bfd_error_handler
+ (_("warning: %B: corrupt no copy on protected size: 0x%x\n"),
+ abfd, datasz);
+ /* Clear all properties. */
+ elf_properties (abfd) = NULL;
+ return FALSE;
+ }
+ prop = _bfd_elf_get_property (abfd, type, datasz);
+ prop->pr_kind = property_number;
+ goto next;
+
+ default:
+ break;
+ }
+ }
+
+ _bfd_error_handler
+ (_("warning: %B: unsupported GNU_PROPERTY_TYPE (%ld) type: 0x%x\n"),
+ abfd, note->type, type);
+
+next:
+ ptr += (datasz + (align_size - 1)) & ~ (align_size - 1);
+ if (ptr == ptr_end)
+ break;
+
+ if (ptr > (ptr_end - 8))
+ goto bad_size;
+ }
+
+ return TRUE;
+}
+
+/* Merge GNU property BPROP with APROP. If APROP isn't NULL, return TRUE
+ if APROP is updated. Otherwise, return TRUE if BPROP should be merged
+ with ABFD. */
+
+static bfd_boolean
+elf_merge_gnu_properties (bfd *abfd, elf_property *aprop,
+ elf_property *bprop)
+{
+ const struct elf_backend_data *bed = get_elf_backend_data (abfd);
+ unsigned int pr_type = aprop != NULL ? aprop->pr_type : bprop->pr_type;
+
+ if (bed->merge_gnu_properties != NULL
+ && pr_type >= GNU_PROPERTY_LOPROC
+ && pr_type < GNU_PROPERTY_LOUSER)
+ return bed->merge_gnu_properties (abfd, aprop, bprop);
+
+ switch (pr_type)
+ {
+ case GNU_PROPERTY_STACK_SIZE:
+ if (aprop != NULL && bprop != NULL)
+ {
+ if (bprop->u.number > aprop->u.number)
+ {
+ aprop->u.number = bprop->u.number;
+ return TRUE;
+ }
+ break;
+ }
+ /* FALLTHROUGH */
+
+ case GNU_PROPERTY_NO_COPY_ON_PROTECTED:
+ /* Return TRUE if APROP is NULL to indicate that BPROP should
+ be added to ABFD. */
+ return aprop == NULL;
+
+ default:
+ /* Never should happen. */
+ abort ();
+ }
+
+ return FALSE;
+}
+
+/* Return the property of TYPE on *LISTP and remove it from *LISTP.
+ Return NULL if not found. */
+
+static elf_property *
+elf_find_and_remove_property (elf_property_list **listp,
+ unsigned int type)
+{
+ elf_property_list *list;
+
+ for (list = *listp; list; list = list->next)
+ {
+ if (type == list->property.pr_type)
+ {
+ /* Remove this property. */
+ *listp = list->next;
+ return &list->property;
+ }
+ else if (type < list->property.pr_type)
+ break;
+ listp = &list->next;
+ }
+
+ return NULL;
+}
+
+/* Merge GNU property list *LISTP with ABFD. */
+
+static void
+elf_merge_gnu_property_list (bfd *abfd, elf_property_list **listp)
+{
+ elf_property_list *p, **lastp;
+ elf_property *pr;
+
+ /* Merge each GNU property in ABFD with the one on *LISTP. */
+ lastp = &elf_properties (abfd);
+ for (p = *lastp; p; p = p->next)
+ {
+ pr = elf_find_and_remove_property (listp, p->property.pr_type);
+ /* Pass NULL to elf_merge_gnu_properties for the property which
+ isn't on *LISTP. */
+ elf_merge_gnu_properties (abfd, &p->property, pr);
+ if (p->property.pr_kind == property_remove)
+ {
+ /* Remove this property. */
+ *lastp = p->next;
+ continue;
+ }
+ lastp = &p->next;
+ }
+
+ /* Merge the remaining properties on *LISTP with ABFD. */
+ for (p = *listp; p != NULL; p = p->next)
+ if (elf_merge_gnu_properties (abfd, NULL, &p->property))
+ {
+ pr = _bfd_elf_get_property (abfd, p->property.pr_type,
+ p->property.pr_datasz);
+ /* It must be a new property. */
+ if (pr->pr_kind != property_unknown)
+ abort ();
+ /* Add a new property. */
+ *pr = p->property;
+ }
+}
+
+/* Set up GNU properties. */
+
+void
+_bfd_elf_link_setup_gnu_properties (struct bfd_link_info *info)
+{
+ bfd *abfd, *first_pbfd = NULL;
+ elf_property_list *list;
+ asection *sec;
+ bfd_boolean has_properties = FALSE;
+ const struct elf_backend_data *bed
+ = get_elf_backend_data (info->output_bfd);
+ unsigned int elfclass = bed->s->elfclass;
+ int elf_machine_code = bed->elf_machine_code;
+
+ /* Find the first relocatable ELF input with GNU properties. */
+ for (abfd = info->input_bfds; abfd != NULL; abfd = abfd->link.next)
+ if (bfd_get_flavour (abfd) == bfd_target_elf_flavour
+ && bfd_count_sections (abfd) != 0
+ && elf_properties (abfd) != NULL)
+ {
+ has_properties = TRUE;
+
+ /* Ignore GNU properties from ELF objects with different machine
+ code or class. */
+ if ((elf_machine_code
+ == get_elf_backend_data (abfd)->elf_machine_code)
+ && (elfclass
+ == get_elf_backend_data (abfd)->s->elfclass))
+ {
+ /* Keep .note.gnu.property section in FIRST_PBFD. */
+ first_pbfd = abfd;
+ break;
+ }
+ }
+
+ /* Do nothing if there is no .note.gnu.property section. */
+ if (!has_properties)
+ return;
+
+ /* Merge .note.gnu.property sections. */
+ for (abfd = info->input_bfds; abfd != NULL; abfd = abfd->link.next)
+ if (abfd != first_pbfd && bfd_count_sections (abfd) != 0)
+ {
+ elf_property_list *null_ptr = NULL;
+ elf_property_list **listp = &null_ptr;
+
+ /* Merge .note.gnu.property section in relocatable ELF input. */
+ if (bfd_get_flavour (abfd) == bfd_target_elf_flavour)
+ {
+ list = elf_properties (abfd);
+
+ /* Ignore GNU properties from ELF objects with different
+ machine code. */
+ if (list != NULL
+ && (elf_machine_code
+ == get_elf_backend_data (abfd)->elf_machine_code))
+ listp = &elf_properties (abfd);
+ }
+ else
+ list = NULL;
+
+ /* Merge properties with FIRST_PBFD. FIRST_PBFD can be NULL
+ when all properties are from ELF objects with different
+ machine code or class. */
+ if (first_pbfd != NULL)
+ elf_merge_gnu_property_list (first_pbfd, listp);
+
+ if (list != NULL)
+ {
+ /* Discard .note.gnu.property section in the rest inputs. */
+ sec = bfd_get_section_by_name (abfd,
+ NOTE_GNU_PROPERTY_SECTION_NAME);
+ sec->output_section = bfd_abs_section_ptr;
+ }
+ }
+
+ /* Rewrite .note.gnu.property section so that GNU properties are
+ always sorted by type even if input GNU properties aren't sorted. */
+ if (first_pbfd != NULL)
+ {
+ unsigned int size;
+ unsigned int descsz;
+ bfd_byte *contents;
+ Elf_External_Note *e_note;
+ unsigned int align_size = bed->s->elfclass == ELFCLASS64 ? 8 : 4;
+
+ sec = bfd_get_section_by_name (first_pbfd,
+ NOTE_GNU_PROPERTY_SECTION_NAME);
+
+ /* Update stack size in .note.gnu.property with -z stack-size=N
+ if N > 0. */
+ if (info->stacksize > 0)
+ {
+ elf_property *p;
+ bfd_vma stacksize = info->stacksize;
+
+ p = _bfd_elf_get_property (first_pbfd, GNU_PROPERTY_STACK_SIZE,
+ align_size);
+ if (p->pr_kind == property_unknown)
+ {
+ /* Create GNU_PROPERTY_STACK_SIZE. */
+ p->u.number = stacksize;
+ p->pr_kind = property_number;
+ }
+ else if (stacksize > p->u.number)
+ p->u.number = stacksize;
+ }
+ else if (elf_properties (first_pbfd) == NULL)
+ {
+ /* Discard .note.gnu.property section if all properties have
+ been removed. */
+ sec->output_section = bfd_abs_section_ptr;
+ return;
+ }
+
+ /* Compute the section size. */
+ descsz = offsetof (Elf_External_Note, name[sizeof "GNU"]);
+ descsz = (descsz + 3) & -(unsigned int) 4;
+ size = descsz;
+ for (list = elf_properties (first_pbfd);
+ list != NULL;
+ list = list->next)
+ {
+ /* There are 4 byte type + 4 byte datasz for each property. */
+ size += 4 + 4 + list->property.pr_datasz;
+ /* Align each property. */
+ size = (size + (align_size - 1)) & ~(align_size - 1);
+ }
+
+ /* Update .note.gnu.property section now. */
+ sec->size = size;
+ contents = (bfd_byte *) bfd_zalloc (first_pbfd, size);
+
+ e_note = (Elf_External_Note *) contents;
+ bfd_h_put_32 (first_pbfd, sizeof "GNU", &e_note->namesz);
+ bfd_h_put_32 (first_pbfd, size - descsz, &e_note->descsz);
+ bfd_h_put_32 (first_pbfd, NT_GNU_PROPERTY_TYPE_0, &e_note->type);
+ memcpy (e_note->name, "GNU", sizeof "GNU");
+
+ size = descsz;
+ for (list = elf_properties (first_pbfd);
+ list != NULL;
+ list = list->next)
+ {
+ /* There are 4 byte type + 4 byte datasz for each property. */
+ bfd_h_put_32 (first_pbfd, list->property.pr_type,
+ contents + size);
+ bfd_h_put_32 (first_pbfd, list->property.pr_datasz,
+ contents + size + 4);
+ size += 4 + 4;
+
+ /* Write out property value. */
+ switch (list->property.pr_kind)
+ {
+ case property_number:
+ switch (list->property.pr_datasz)
+ {
+ default:
+ /* Never should happen. */
+ abort ();
+
+ case 0:
+ break;
+
+ case 4:
+ bfd_h_put_32 (first_pbfd, list->property.u.number,
+ contents + size);
+ break;
+
+ case 8:
+ bfd_h_put_64 (first_pbfd, list->property.u.number,
+ contents + size);
+ break;
+ }
+ break;
+
+ default:
+ /* Never should happen. */
+ abort ();
+ }
+ size += list->property.pr_datasz;
+
+ /* Align each property. */
+ size = (size + (align_size - 1)) & ~ (align_size - 1);
+ }
+
+ /* Cache the section contents for elf_link_input_bfd. */
+ elf_section_data (sec)->this_hdr.contents = contents;
+ }
+}
default:
return TRUE;
+ case NT_GNU_PROPERTY_TYPE_0:
+ return _bfd_elf_parse_gnu_properties (abfd, note);
+
case NT_GNU_BUILD_ID:
return elfobj_grok_gnu_build_id (abfd, note);
}
return _bfd_elf_hash_symbol (h);
}
+/* Parse i386 GNU properties. */
+
+static enum elf_property_kind
+elf_i386_parse_gnu_properties (bfd *abfd, unsigned int type,
+ bfd_byte *ptr, unsigned int datasz)
+{
+ elf_property *prop;
+
+ switch (type)
+ {
+ case GNU_PROPERTY_X86_ISA_1_USED:
+ case GNU_PROPERTY_X86_ISA_1_NEEDED:
+ if (datasz != 4)
+ {
+ _bfd_error_handler
+ ((type == GNU_PROPERTY_X86_ISA_1_USED
+ ? _("error: %B: <corrupt x86 ISA used size: 0x%x>\n")
+ : _("error: %B: <corrupt x86 ISA needed size: 0x%x>\n")),
+ abfd, datasz);
+ return property_corrupt;
+ }
+ prop = _bfd_elf_get_property (abfd, type, datasz);
+ prop->u.number = bfd_h_get_32 (abfd, ptr);
+ prop->pr_kind = property_number;
+ break;
+
+ default:
+ return property_ignored;
+ }
+
+ return property_number;
+}
+
+/* Merge i386 GNU property BPROP with APROP. If APROP isn't NULL,
+ return TRUE if APROP is updated. Otherwise, return TRUE if BPROP
+ should be merged with ABFD. */
+
+static bfd_boolean
+elf_i386_merge_gnu_properties (bfd *abfd ATTRIBUTE_UNUSED,
+ elf_property *aprop,
+ elf_property *bprop)
+{
+ unsigned int number;
+ bfd_boolean updated = FALSE;
+ unsigned int pr_type = aprop != NULL ? aprop->pr_type : bprop->pr_type;
+
+ switch (pr_type)
+ {
+ case GNU_PROPERTY_X86_ISA_1_USED:
+ case GNU_PROPERTY_X86_ISA_1_NEEDED:
+ if (aprop != NULL && bprop != NULL)
+ {
+ number = aprop->u.number;
+ aprop->u.number = number | bprop->u.number;
+ updated = number != (unsigned int) aprop->u.number;
+ }
+ else
+ {
+ /* Return TRUE if APROP is NULL to indicate that BPROP should
+ be added to ABFD. */
+ updated = aprop == NULL;
+ }
+ break;
+
+ default:
+ /* Never should happen. */
+ abort ();
+ }
+
+ return updated;
+}
+
#define TARGET_LITTLE_SYM i386_elf32_vec
#define TARGET_LITTLE_NAME "elf32-i386"
#define ELF_ARCH bfd_arch_i386
((bfd_boolean (*) (bfd *, struct bfd_link_info *, asection *)) bfd_true)
#define elf_backend_hash_symbol elf_i386_hash_symbol
#define elf_backend_fixup_symbol elf_i386_fixup_symbol
+#define elf_backend_parse_gnu_properties elf_i386_parse_gnu_properties
+#define elf_backend_merge_gnu_properties elf_i386_merge_gnu_properties
#include "elf32-target.h"
&& _bfd_elf_relocs_compatible (input, output));
}
+/* Parse x86-64 GNU properties. */
+
+static enum elf_property_kind
+elf_x86_64_parse_gnu_properties (bfd *abfd, unsigned int type,
+ bfd_byte *ptr, unsigned int datasz)
+{
+ elf_property *prop;
+
+ switch (type)
+ {
+ case GNU_PROPERTY_X86_ISA_1_USED:
+ case GNU_PROPERTY_X86_ISA_1_NEEDED:
+ if (datasz != 4)
+ {
+ _bfd_error_handler
+ ((type == GNU_PROPERTY_X86_ISA_1_USED
+ ? _("error: %B: <corrupt x86 ISA used size: 0x%x>\n")
+ : _("error: %B: <corrupt x86 ISA needed size: 0x%x>\n")),
+ abfd, datasz);
+ return property_corrupt;
+ }
+ prop = _bfd_elf_get_property (abfd, type, datasz);
+ prop->u.number = bfd_h_get_32 (abfd, ptr);
+ prop->pr_kind = property_number;
+ break;
+
+ default:
+ return property_ignored;
+ }
+
+ return property_number;
+}
+
+/* Merge x86-64 GNU property BPROP with APROP. If APROP isn't NULL,
+ return TRUE if APROP is updated. Otherwise, return TRUE if BPROP
+ should be merged with ABFD. */
+
+static bfd_boolean
+elf_x86_64_merge_gnu_properties (bfd *abfd ATTRIBUTE_UNUSED,
+ elf_property *aprop,
+ elf_property *bprop)
+{
+ unsigned int number;
+ bfd_boolean updated = FALSE;
+ unsigned int pr_type = aprop != NULL ? aprop->pr_type : bprop->pr_type;
+
+ switch (pr_type)
+ {
+ case GNU_PROPERTY_X86_ISA_1_USED:
+ case GNU_PROPERTY_X86_ISA_1_NEEDED:
+ if (aprop != NULL && bprop != NULL)
+ {
+ number = aprop->u.number;
+ aprop->u.number = number | bprop->u.number;
+ updated = number != (unsigned int) aprop->u.number;
+ }
+ else
+ {
+ /* Return TRUE if APROP is NULL to indicate that BPROP should
+ be added to ABFD. */
+ updated = aprop == NULL;
+ }
+ break;
+
+ default:
+ /* Never should happen. */
+ abort ();
+ }
+
+ return updated;
+}
+
static const struct bfd_elf_special_section
- elf_x86_64_special_sections[]=
+elf_x86_64_special_sections[]=
{
{ STRING_COMMA_LEN (".gnu.linkonce.lb"), -2, SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_X86_64_LARGE},
{ STRING_COMMA_LEN (".gnu.linkonce.lr"), -2, SHT_PROGBITS, SHF_ALLOC + SHF_X86_64_LARGE},
((bfd_boolean (*) (bfd *, struct bfd_link_info *, asection *)) bfd_true)
#define elf_backend_fixup_symbol \
elf_x86_64_fixup_symbol
+#define elf_backend_parse_gnu_properties \
+ elf_x86_64_parse_gnu_properties
+#define elf_backend_merge_gnu_properties \
+ elf_x86_64_merge_gnu_properties
#include "elf64-target.h"
#ifndef elf_backend_obj_attrs_handle_unknown
#define elf_backend_obj_attrs_handle_unknown NULL
#endif
+#ifndef elf_backend_parse_gnu_properties
+#define elf_backend_parse_gnu_properties NULL
+#endif
+#ifndef elf_backend_merge_gnu_properties
+#define elf_backend_merge_gnu_properties NULL
+#endif
+#ifndef elf_backend_setup_gnu_properties
+#define elf_backend_setup_gnu_properties _bfd_elf_link_setup_gnu_properties
+#endif
#ifndef elf_backend_static_tls_alignment
#define elf_backend_static_tls_alignment 1
#endif
elf_backend_obj_attrs_section_type,
elf_backend_obj_attrs_order,
elf_backend_obj_attrs_handle_unknown,
+ elf_backend_parse_gnu_properties,
+ elf_backend_merge_gnu_properties,
+ elf_backend_setup_gnu_properties,
elf_backend_compact_eh_encoding,
elf_backend_cant_unwind_opcode,
elf_backend_static_tls_alignment,
+2017-04-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ * ld/NEWS: Mention support for ELF GNU program properties.
+ * emultempl/elf32.em (gld${EMULATION_NAME}_after_open): Call
+ ELF setup_gnu_properties.
+ * testsuite/ld-i386/i386.exp: Run property tests for Linux/i386.
+ * testsuite/ld-i386/pass.c: New file.
+ * testsuite/ld-i386/property-1.r: Likewise.
+ * testsuite/ld-i386/property-2.r: Likewise.
+ * testsuite/ld-i386/property-3.r: Likewise.
+ * testsuite/ld-i386/property-4.r: Likewise.
+ * testsuite/ld-i386/property-5.r: Likewise.
+ * testsuite/ld-i386/property-6.r: Likewise.
+ * testsuite/ld-i386/property-6a.c: Likewise.
+ * testsuite/ld-i386/property-6b.c: Likewise.
+ * testsuite/ld-i386/property-6c.S: Likewise.
+ * testsuite/ld-i386/property-7.r: Likewise.
+ * testsuite/ld-i386/property-no-copy.S: Likewise.
+ * testsuite/ld-i386/property-stack.S: Likewise.
+ * testsuite/ld-i386/property-unsorted-1.S: Likewise.
+ * testsuite/ld-i386/property-unsorted-2.S: Likewise.
+ * testsuite/ld-i386/property-x86-1.S: Likewise.
+ * testsuite/ld-i386/property-x86-2.S: Likewise.
+ * testsuite/ld-x86-64/pass.c: Likewise.
+ * testsuite/ld-x86-64/property-1.r: Likewise.
+ * testsuite/ld-x86-64/property-2.r: Likewise.
+ * testsuite/ld-x86-64/property-3.r: Likewise.
+ * testsuite/ld-x86-64/property-4.r: Likewise.
+ * testsuite/ld-x86-64/property-5.r: Likewise.
+ * testsuite/ld-x86-64/property-6.r: Likewise.
+ * testsuite/ld-x86-64/property-6a.c: Likewise.
+ * testsuite/ld-x86-64/property-6b.c: Likewise.
+ * testsuite/ld-x86-64/property-6c.S: Likewise.
+ * testsuite/ld-x86-64/property-7.r: Likewise.
+ * testsuite/ld-x86-64/property-no-copy.S: Likewise.
+ * testsuite/ld-x86-64/property-stack.S: Likewise.
+ * testsuite/ld-x86-64/property-unsorted-1.S: Likewise.
+ * testsuite/ld-x86-64/property-unsorted-2.S: Likewise.
+ * testsuite/ld-x86-64/property-x86-1.S: Likewise.
+ * testsuite/ld-x86-64/property-x86-2.S: Likewise.
+ * testsuite/ld-x86-64/x86-64.exp: Run property tests for
+ Linux/x86-64.
+
2017-03-28 Hans-Peter Nilsson <hp@axis.com>
PR ld/16044
-*- text -*-
+* Add support for ELF GNU program properties.
+
* Add support for the Texas Instruments PRU processor.
* When configuring for arc*-*-linux* targets the default linker emulation will
}
}
+ get_elf_backend_data (link_info.output_bfd)->setup_gnu_properties (&link_info);
+
if (bfd_link_relocatable (&link_info))
{
if (link_info.execstack == ! link_info.noexecstack)
{{objdump {-dw} pr19319.dd}} \
"pr19319" \
] \
+ [list \
+ "Build property 1" \
+ "" \
+ "" \
+ {pass.c property-no-copy.S} \
+ {{readelf {-n} property-1.r}} \
+ "property-1" \
+ ] \
+ [list \
+ "Build property 1 (.o)" \
+ "-r -nostdlib" \
+ "" \
+ {pass.c property-no-copy.S} \
+ {{readelf {-n} property-1.r}} \
+ "property-1.o" \
+ ] \
+ [list \
+ "Build property 1 (.so)" \
+ "-shared" \
+ "-fPIC" \
+ {pass.c property-no-copy.S} \
+ {{readelf {-n} property-1.r}} \
+ "property-1.so" \
+ ] \
+ [list \
+ "Build property 2" \
+ "" \
+ "" \
+ {pass.c property-stack.S} \
+ {{readelf {-n} property-2.r}} \
+ "property-2" \
+ ] \
+ [list \
+ "Build property 2 (.o)" \
+ "-r -nostdlib" \
+ "" \
+ {pass.c property-stack.S} \
+ {{readelf {-n} property-2.r}} \
+ "property-2.o" \
+ ] \
+ [list \
+ "Build property 2 (.so)" \
+ "-shared" \
+ "-fPIC" \
+ {pass.c property-stack.S} \
+ {{readelf {-n} property-2.r}} \
+ "property-2.so" \
+ ] \
+ [list \
+ "Build property 3" \
+ "" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S} \
+ {{readelf {-n} property-3.r}} \
+ "property-3" \
+ ] \
+ [list \
+ "Build property 3 (.o)" \
+ "-r -nostdlib" \
+ "" \
+ {pass.c property-x86-1.S property-stack.S} \
+ {{readelf {-n} property-3.r}} \
+ "property-3.o" \
+ ] \
+ [list \
+ "Build property 3 (.so)" \
+ "-shared" \
+ "-fPIC" \
+ {property-x86-1.S pass.c property-stack.S} \
+ {{readelf {-n} property-3.r}} \
+ "property-3.so" \
+ ] \
+ [list \
+ "Build property 4" \
+ "" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S property-x86-2.S} \
+ {{readelf {-n} property-4.r}} \
+ "property-4" \
+ ] \
+ [list \
+ "Build property 4 (.o)" \
+ "-r -nostdlib" \
+ "" \
+ {pass.c property-x86-2.S property-x86-1.S property-stack.S} \
+ {{readelf {-n} property-4.r}} \
+ "property-4.o" \
+ ] \
+ [list \
+ "Build property 4 (.so)" \
+ "-shared" \
+ "-fPIC" \
+ {property-x86-2.S property-x86-1.S pass.c property-stack.S} \
+ {{readelf {-n} property-4.r}} \
+ "property-4.so" \
+ ] \
+ [list \
+ "Build property 4 (-Wl,-z,stack-size=0)" \
+ "-Wl,-z,stack-size=0" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S property-x86-2.S} \
+ {{readelf {-n} property-4.r}} \
+ "property-4" \
+ ] \
+ [list \
+ "Build property 5" \
+ "-Wl,-z,stack-size=0x900000" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S property-x86-2.S} \
+ {{readelf {-n} property-5.r}} \
+ "property-5" \
+ ] \
+ [list \
+ "Build property 5 (.o)" \
+ "-r -nostdlib -Wl,-z,stack-size=0x900000" \
+ "" \
+ {pass.c property-x86-2.S property-x86-1.S property-stack.S} \
+ {{readelf {-n} property-5.r}} \
+ "property-5.o" \
+ ] \
+ [list \
+ "Build property 5 (.so)" \
+ "-shared -Wl,-z,stack-size=0x900000" \
+ "-fPIC" \
+ {property-x86-2.S property-x86-1.S pass.c property-stack.S} \
+ {{readelf {-n} property-5.r}} \
+ "property-5.so" \
+ ] \
+ [list \
+ "Build property-6.so" \
+ "-shared" \
+ "-fPIC" \
+ {property-6a.c property-6c.S} \
+ {{readelf {-n} property-6.r}} \
+ "property-6.so" \
+ ] \
+ [list \
+ "Build property-6.o" \
+ "-r -nostdlib" \
+ "" \
+ {property-6b.c property-stack.S} \
+ {{readelf {-n} property-2.r}} \
+ "property-6.o" \
+ ] \
+ [list \
+ "Build property-6" \
+ "-Wl,--as-needed tmpdir/property-6.o tmpdir/property-6.so" \
+ { dummy.s } \
+ "" \
+ {{readelf {-n} property-2.r}} \
+ "property-6" \
+ ] \
+ [list \
+ "Build property 7a (.o)" \
+ "-r -nostdlib" \
+ "" \
+ {property-unsorted-1.S} \
+ {{readelf {-n} property-7.r}} \
+ "property-7a.o" \
+ ] \
+ [list \
+ "Build property 7b (.o)" \
+ "-r -nostdlib" \
+ "" \
+ {property-unsorted-2.S} \
+ {{readelf {-n} property-7.r}} \
+ "property-7b.o" \
+ ] \
]
run_ld_link_exec_tests [list \
"got1" \
"got1.out" \
] \
+ [list \
+ "Run property 1" \
+ "" \
+ "" \
+ {pass.c property-no-copy.S} \
+ "property-1" "pass.out" \
+ ] \
+ [list \
+ "Run property 1 (PIE)" \
+ "-pie" \
+ "" \
+ {pass.c property-no-copy.S} \
+ "property-1-pie" "pass.out" "-fPIE" \
+ ] \
+ [list \
+ "Run property 1 (static)" \
+ "-static" \
+ "" \
+ {pass.c property-no-copy.S} \
+ "property-1-static" "pass.out" \
+ ] \
+ [list \
+ "Run property 2" \
+ "" \
+ "" \
+ {pass.c property-stack.S} \
+ "property-2" "pass.out" \
+ ] \
+ [list \
+ "Run property 2 (PIE)" \
+ "-pie" \
+ "" \
+ {pass.c property-stack.S} \
+ "property-2-pie" "pass.out" "-fPIE" \
+ ] \
+ [list \
+ "Run property 2 (static)" \
+ "-static" \
+ "" \
+ {pass.c property-stack.S} \
+ "property-3-static" "pass.out" \
+ ] \
+ [list \
+ "Run property 3" \
+ "" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S} \
+ "property-3" "pass.out" \
+ ] \
+ [list \
+ "Run property 3 (PIE)" \
+ "-pie" \
+ "" \
+ {pass.c property-x86-1.S property-stack.S} \
+ "property-3-pie" "pass.out" "-fPIE" \
+ ] \
+ [list \
+ "Run property 3 (static)" \
+ "-static" \
+ "" \
+ {property-x86-1.S pass.c property-stack.S} \
+ "property-3-static" "pass.out" \
+ ] \
+ [list \
+ "Run property 4" \
+ "" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S property-x86-2.S} \
+ "property-4" "pass.out" \
+ ] \
+ [list \
+ "Run property 4 (PIE)" \
+ "-pie" \
+ "" \
+ {pass.c property-x86-2.S property-x86-1.S property-stack.S} \
+ "property-4-pie" "pass.out" "-fPIE" \
+ ] \
+ [list \
+ "Run property 4 (static)" \
+ "-static" \
+ "" \
+ {property-x86-2.S property-x86-1.S pass.c property-stack.S} \
+ "property-4-static" "pass.out" \
+ ] \
+ [list \
+ "Run property 5" \
+ "-Wl,-z,stack-size=0x900000" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S property-x86-2.S} \
+ "property-5" "pass.out" \
+ ] \
+ [list \
+ "Run property 5 (PIE)" \
+ "-pie -Wl,-z,stack-size=0x900000" \
+ "" \
+ {pass.c property-x86-2.S property-x86-1.S property-stack.S} \
+ "property-5-pie" "pass.out" "-fPIE" \
+ ] \
+ [list \
+ "Run property 5 (static)" \
+ "-static -Wl,-z,stack-size=0x900000" \
+ "" \
+ {property-x86-2.S property-x86-1.S pass.c property-stack.S} \
+ "property-5-static" "pass.out" \
+ ] \
]
undefined_weak "" ""
--- /dev/null
+#include <stdio.h>
+
+int
+main ()
+{
+ printf ("PASS\n");
+ return 0;
+}
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: no copy on protected
+
+#pass
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: stack size: 0x800000
+
+#pass
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: stack size: 0x800000
+ x86 ISA used: 586, SSE
+ x86 ISA needed: i486, 586
+#pass
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: stack size: 0x800000
+ x86 ISA used: i486, 586, SSE
+ x86 ISA needed: i486, 586, SSE
+#pass
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: stack size: 0x900000
+ x86 ISA used: i486, 586, SSE
+ x86 ISA needed: i486, 586, SSE
+#pass
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: stack size: 0xa00000
+
+#pass
--- /dev/null
+#include <stdio.h>
+
+void
+property (void)
+{
+ printf ("PASS\n");
+}
--- /dev/null
+extern void property (void);
+
+int
+main ()
+{
+ property ();
+ return 0;
+}
--- /dev/null
+ .section ".note.gnu.property", "a"
+ .p2align 2
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align 2
+ /* GNU_PROPERTY_STACK_SIZE */
+ .long 1 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .dc.a 0xa00000 /* Stack size. */
+5:
+ .p2align 2
+3:
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: stack size: 0x800000
+ no copy on protected
--- /dev/null
+ .section ".note.gnu.property", "a"
+ .p2align 2
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align 2
+ /* GNU_PROPERTY_NO_COPY_ON_PROTECTED */
+ .long 2 /* pr_type. */
+ .long 0 /* pr_datasz. */
+ .p2align 2
+3:
--- /dev/null
+ .section ".note.gnu.property", "a"
+ .p2align 2
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align 2
+ /* GNU_PROPERTY_STACK_SIZE */
+ .long 1 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .dc.a 0x800000 /* Stack size. */
+5:
+ .p2align 2
+3:
--- /dev/null
+ .section ".note.gnu.property", "a"
+ .p2align 2
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align 2
+ /* GNU_PROPERTY_NO_COPY_ON_PROTECTED */
+ .long 2 /* pr_type. */
+ .long 0 /* pr_datasz. */
+ .p2align 2
+3:
+
+ .section ".note.gnu.property", "a"
+ .p2align 2
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align 2
+ /* GNU_PROPERTY_STACK_SIZE */
+ .long 1 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .dc.a 0x800000 /* Stack size. */
+5:
+ .p2align 2
+3:
--- /dev/null
+ .section ".note.gnu.property", "a"
+ .p2align 2
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align 2
+ /* GNU_PROPERTY_NO_COPY_ON_PROTECTED */
+ .long 2 /* pr_type. */
+ .long 0 /* pr_datasz. */
+ .p2align 2
+ /* GNU_PROPERTY_STACK_SIZE */
+ .long 1 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .dc.a 0x800000 /* Stack size. */
+5:
+ .p2align 2
+3:
--- /dev/null
+ .section ".note.gnu.property", "a"
+ .p2align 2
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align 2
+ /* GNU_PROPERTY_STACK_SIZE */
+ .long 1 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .dc.a 0x600000 /* Stack size. */
+5:
+ .p2align 2
+ /* GNU_PROPERTY_X86_ISA_1_USED */
+ .long 0xc0000000 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .long 0xa
+5:
+ .p2align 2
+ /* GNU_PROPERTY_X86_ISA_1_NEEDED */
+ .long 0xc0000001 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .long 0x3
+5:
+ .p2align 2
+3:
--- /dev/null
+ .section ".note.gnu.property", "a"
+ .p2align 2
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align 2
+ /* GNU_PROPERTY_X86_ISA_1_USED */
+ .long 0xc0000000 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .long 0x3
+5:
+ .p2align 2
+ /* GNU_PROPERTY_X86_ISA_1_NEEDED */
+ .long 0xc0000001 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .long 0xa
+5:
+ .p2align 2
+3:
--- /dev/null
+#include <stdio.h>
+
+int
+main ()
+{
+ printf ("PASS\n");
+ return 0;
+}
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: no copy on protected
+
+#pass
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: stack size: 0x800000
+
+#pass
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: stack size: 0x800000
+ x86 ISA used: 586, SSE
+ x86 ISA needed: i486, 586
+#pass
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: stack size: 0x800000
+ x86 ISA used: i486, 586, SSE
+ x86 ISA needed: i486, 586, SSE
+#pass
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: stack size: 0x900000
+ x86 ISA used: i486, 586, SSE
+ x86 ISA needed: i486, 586, SSE
+#pass
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: stack size: 0xa00000
+
+#pass
--- /dev/null
+#include <stdio.h>
+
+void
+property (void)
+{
+ printf ("PASS\n");
+}
--- /dev/null
+extern void property (void);
+
+int
+main ()
+{
+ property ();
+ return 0;
+}
--- /dev/null
+#ifdef __LP64__
+# define ALIGN 3
+#else
+# define ALIGN 2
+#endif
+ .section ".note.gnu.property", "a"
+ .p2align ALIGN
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align ALIGN
+ /* GNU_PROPERTY_STACK_SIZE */
+ .long 1 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .dc.a 0xa00000 /* Stack size. */
+5:
+ .p2align ALIGN
+3:
--- /dev/null
+#...
+Displaying notes found in: .note.gnu.property
+ Owner Data size Description
+ GNU 0x[0-9a-f]+ NT_GNU_PROPERTY_TYPE_0
+ Properties: stack size: 0x800000
+ no copy on protected
--- /dev/null
+#ifdef __LP64__
+# define ALIGN 3
+#else
+# define ALIGN 2
+#endif
+ .section ".note.gnu.property", "a"
+ .p2align ALIGN
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align ALIGN
+ /* GNU_PROPERTY_NO_COPY_ON_PROTECTED */
+ .long 2 /* pr_type. */
+ .long 0 /* pr_datasz. */
+ .p2align ALIGN
+3:
--- /dev/null
+#ifdef __LP64__
+# define ALIGN 3
+#else
+# define ALIGN 2
+#endif
+ .section ".note.gnu.property", "a"
+ .p2align ALIGN
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align ALIGN
+ /* GNU_PROPERTY_STACK_SIZE */
+ .long 1 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .dc.a 0x800000 /* Stack size. */
+5:
+ .p2align ALIGN
+3:
--- /dev/null
+#ifdef __LP64__
+# define ALIGN 3
+#else
+# define ALIGN 2
+#endif
+ .section ".note.gnu.property", "a"
+ .p2align ALIGN
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align ALIGN
+ /* GNU_PROPERTY_NO_COPY_ON_PROTECTED */
+ .long 2 /* pr_type. */
+ .long 0 /* pr_datasz. */
+ .p2align ALIGN
+3:
+
+ .section ".note.gnu.property", "a"
+ .p2align ALIGN
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align ALIGN
+ /* GNU_PROPERTY_STACK_SIZE */
+ .long 1 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .dc.a 0x800000 /* Stack size. */
+5:
+ .p2align ALIGN
+3:
--- /dev/null
+#ifdef __LP64__
+# define ALIGN 3
+#else
+# define ALIGN 2
+#endif
+ .section ".note.gnu.property", "a"
+ .p2align ALIGN
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align ALIGN
+ /* GNU_PROPERTY_NO_COPY_ON_PROTECTED */
+ .long 2 /* pr_type. */
+ .long 0 /* pr_datasz. */
+ .p2align ALIGN
+ /* GNU_PROPERTY_STACK_SIZE */
+ .long 1 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .dc.a 0x800000 /* Stack size. */
+5:
+ .p2align ALIGN
+3:
--- /dev/null
+#ifdef __LP64__
+# define ALIGN 3
+#else
+# define ALIGN 2
+#endif
+ .section ".note.gnu.property", "a"
+ .p2align ALIGN
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align ALIGN
+ /* GNU_PROPERTY_STACK_SIZE */
+ .long 1 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .dc.a 0x600000 /* Stack size. */
+5:
+ .p2align ALIGN
+ /* GNU_PROPERTY_X86_ISA_1_USED */
+ .long 0xc0000000 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .long 0xa
+5:
+ .p2align ALIGN
+ /* GNU_PROPERTY_X86_ISA_1_NEEDED */
+ .long 0xc0000001 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .long 0x3
+5:
+ .p2align ALIGN
+3:
--- /dev/null
+#ifdef __LP64__
+# define ALIGN 3
+#else
+# define ALIGN 2
+#endif
+ .section ".note.gnu.property", "a"
+ .p2align ALIGN
+ .long 1f - 0f /* name length. */
+ .long 3f - 1f /* data length. */
+ /* NT_GNU_PROPERTY_TYPE_0 */
+ .long 5 /* note type. */
+0:
+ .asciz "GNU" /* vendor name. */
+1:
+ .p2align ALIGN
+ /* GNU_PROPERTY_X86_ISA_1_USED */
+ .long 0xc0000000 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .long 0x3
+5:
+ .p2align ALIGN
+ /* GNU_PROPERTY_X86_ISA_1_NEEDED */
+ .long 0xc0000001 /* pr_type. */
+ .long 5f - 4f /* pr_datasz. */
+4:
+ .long 0xa
+5:
+ .p2align ALIGN
+3:
{{objdump {-dw} pr19319.dd}} \
"pr19319" \
] \
+ [list \
+ "Build property 1" \
+ "" \
+ "" \
+ {pass.c property-no-copy.S} \
+ {{readelf {-n} property-1.r}} \
+ "property-1" \
+ ] \
+ [list \
+ "Build property 1 (.o)" \
+ "-r -nostdlib" \
+ "" \
+ {pass.c property-no-copy.S} \
+ {{readelf {-n} property-1.r}} \
+ "property-1.o" \
+ ] \
+ [list \
+ "Build property 1 (.so)" \
+ "-shared" \
+ "-fPIC" \
+ {pass.c property-no-copy.S} \
+ {{readelf {-n} property-1.r}} \
+ "property-1.so" \
+ ] \
+ [list \
+ "Build property 2" \
+ "" \
+ "" \
+ {pass.c property-stack.S} \
+ {{readelf {-n} property-2.r}} \
+ "property-2" \
+ ] \
+ [list \
+ "Build property 2 (.o)" \
+ "-r -nostdlib" \
+ "" \
+ {pass.c property-stack.S} \
+ {{readelf {-n} property-2.r}} \
+ "property-2.o" \
+ ] \
+ [list \
+ "Build property 2 (.so)" \
+ "-shared" \
+ "-fPIC" \
+ {pass.c property-stack.S} \
+ {{readelf {-n} property-2.r}} \
+ "property-2.so" \
+ ] \
+ [list \
+ "Build property 3" \
+ "" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S} \
+ {{readelf {-n} property-3.r}} \
+ "property-3" \
+ ] \
+ [list \
+ "Build property 3 (.o)" \
+ "-r -nostdlib" \
+ "" \
+ {pass.c property-x86-1.S property-stack.S} \
+ {{readelf {-n} property-3.r}} \
+ "property-3.o" \
+ ] \
+ [list \
+ "Build property 3 (.so)" \
+ "-shared" \
+ "-fPIC" \
+ {property-x86-1.S pass.c property-stack.S} \
+ {{readelf {-n} property-3.r}} \
+ "property-3.so" \
+ ] \
+ [list \
+ "Build property 4" \
+ "" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S property-x86-2.S} \
+ {{readelf {-n} property-4.r}} \
+ "property-4" \
+ ] \
+ [list \
+ "Build property 4 (.o)" \
+ "-r -nostdlib" \
+ "" \
+ {pass.c property-x86-2.S property-x86-1.S property-stack.S} \
+ {{readelf {-n} property-4.r}} \
+ "property-4.o" \
+ ] \
+ [list \
+ "Build property 4 (.so)" \
+ "-shared" \
+ "-fPIC" \
+ {property-x86-2.S property-x86-1.S pass.c property-stack.S} \
+ {{readelf {-n} property-4.r}} \
+ "property-4.so" \
+ ] \
+ [list \
+ "Build property 4 (-Wl,-z,stack-size=0)" \
+ "-Wl,-z,stack-size=0" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S property-x86-2.S} \
+ {{readelf {-n} property-4.r}} \
+ "property-4" \
+ ] \
+ [list \
+ "Build property 5" \
+ "-Wl,-z,stack-size=0x900000" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S property-x86-2.S} \
+ {{readelf {-n} property-5.r}} \
+ "property-5" \
+ ] \
+ [list \
+ "Build property 5 (.o)" \
+ "-r -nostdlib -Wl,-z,stack-size=0x900000" \
+ "" \
+ {pass.c property-x86-2.S property-x86-1.S property-stack.S} \
+ {{readelf {-n} property-5.r}} \
+ "property-5.o" \
+ ] \
+ [list \
+ "Build property 5 (.so)" \
+ "-shared -Wl,-z,stack-size=0x900000" \
+ "-fPIC" \
+ {property-x86-2.S property-x86-1.S pass.c property-stack.S} \
+ {{readelf {-n} property-5.r}} \
+ "property-5.so" \
+ ] \
+ [list \
+ "Build property-6.so" \
+ "-shared" \
+ "-fPIC" \
+ {property-6a.c property-6c.S} \
+ {{readelf {-n} property-6.r}} \
+ "property-6.so" \
+ ] \
+ [list \
+ "Build property-6.o" \
+ "-r -nostdlib" \
+ "" \
+ {property-6b.c property-stack.S} \
+ {{readelf {-n} property-2.r}} \
+ "property-6.o" \
+ ] \
+ [list \
+ "Build property-6" \
+ "-Wl,--as-needed tmpdir/property-6.o tmpdir/property-6.so" \
+ { dummy.s } \
+ "" \
+ {{readelf {-n} property-2.r}} \
+ "property-6" \
+ ] \
+ [list \
+ "Build property 7a (.o)" \
+ "-r -nostdlib" \
+ "" \
+ {property-unsorted-1.S} \
+ {{readelf {-n} property-7.r}} \
+ "property-7a.o" \
+ ] \
+ [list \
+ "Build property 7b (.o)" \
+ "-r -nostdlib" \
+ "" \
+ {property-unsorted-2.S} \
+ {{readelf {-n} property-7.r}} \
+ "property-7b.o" \
+ ] \
]
run_ld_link_exec_tests [list \
"gotpcrel1" \
"gotpcrel1.out" \
] \
+ [list \
+ "Run property 1" \
+ "" \
+ "" \
+ {pass.c property-no-copy.S} \
+ "property-1" "pass.out" \
+ ] \
+ [list \
+ "Run property 1 (PIE)" \
+ "-pie" \
+ "" \
+ {pass.c property-no-copy.S} \
+ "property-1-pie" "pass.out" "-fPIE" \
+ ] \
+ [list \
+ "Run property 1 (static)" \
+ "-static" \
+ "" \
+ {pass.c property-no-copy.S} \
+ "property-1-static" "pass.out" \
+ ] \
+ [list \
+ "Run property 2" \
+ "" \
+ "" \
+ {pass.c property-stack.S} \
+ "property-2" "pass.out" \
+ ] \
+ [list \
+ "Run property 2 (PIE)" \
+ "-pie" \
+ "" \
+ {pass.c property-stack.S} \
+ "property-2-pie" "pass.out" "-fPIE" \
+ ] \
+ [list \
+ "Run property 2 (static)" \
+ "-static" \
+ "" \
+ {pass.c property-stack.S} \
+ "property-3-static" "pass.out" \
+ ] \
+ [list \
+ "Run property 3" \
+ "" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S} \
+ "property-3" "pass.out" \
+ ] \
+ [list \
+ "Run property 3 (PIE)" \
+ "-pie" \
+ "" \
+ {pass.c property-x86-1.S property-stack.S} \
+ "property-3-pie" "pass.out" "-fPIE" \
+ ] \
+ [list \
+ "Run property 3 (static)" \
+ "-static" \
+ "" \
+ {property-x86-1.S pass.c property-stack.S} \
+ "property-3-static" "pass.out" \
+ ] \
+ [list \
+ "Run property 4" \
+ "" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S property-x86-2.S} \
+ "property-4" "pass.out" \
+ ] \
+ [list \
+ "Run property 4 (PIE)" \
+ "-pie" \
+ "" \
+ {pass.c property-x86-2.S property-x86-1.S property-stack.S} \
+ "property-4-pie" "pass.out" "-fPIE" \
+ ] \
+ [list \
+ "Run property 4 (static)" \
+ "-static" \
+ "" \
+ {property-x86-2.S property-x86-1.S pass.c property-stack.S} \
+ "property-4-static" "pass.out" \
+ ] \
+ [list \
+ "Run property 5" \
+ "-Wl,-z,stack-size=0x900000" \
+ "" \
+ {pass.c property-stack.S property-x86-1.S property-x86-2.S} \
+ "property-5" "pass.out" \
+ ] \
+ [list \
+ "Run property 5 (PIE)" \
+ "-pie -Wl,-z,stack-size=0x900000" \
+ "" \
+ {pass.c property-x86-2.S property-x86-1.S property-stack.S} \
+ "property-5-pie" "pass.out" "-fPIE" \
+ ] \
+ [list \
+ "Run property 5 (static)" \
+ "-static -Wl,-z,stack-size=0x900000" \
+ "" \
+ {property-x86-2.S property-x86-1.S pass.c property-stack.S} \
+ "property-5-static" "pass.out" \
+ ] \
]
# Run-time tests which require working ifunc attribute support.
projects / deliverable / binutils-gdb.git / commitdiff
