rm -f e${EMULATION_NAME}.c
(echo;echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-)
fragment <<EOF
-/* Copyright (C) 2006-2014 Free Software Foundation, Inc.
+/* Copyright (C) 2006-2018 Free Software Foundation, Inc.
Written by Kai Tietz, OneVision Software GmbH&CoKg.
This file is part of the GNU Binutils.
static int support_old_code = 0;
static lang_assignment_statement_type *image_base_statement = 0;
static unsigned short pe_dll_characteristics = 0;
-static bfd_boolean insert_timestamp = FALSE;
+static bfd_boolean insert_timestamp = TRUE;
static const char *emit_build_id;
#ifdef DLL_SUPPORT
static int pep_enable_stdcall_fixup = 1; /* 0=disable 1=enable (default). */
static char * pep_out_def_filename = NULL;
-static char * pep_implib_filename = NULL;
static int pep_enable_auto_image_base = 0;
static char * pep_dll_search_prefix = NULL;
#endif
OPTION_STDCALL_ALIASES,
OPTION_ENABLE_STDCALL_FIXUP,
OPTION_DISABLE_STDCALL_FIXUP,
- OPTION_IMPLIB_FILENAME,
OPTION_WARN_DUPLICATE_EXPORTS,
OPTION_IMP_COMPAT,
OPTION_ENABLE_AUTO_IMAGE_BASE,
OPTION_LEADING_UNDERSCORE,
OPTION_ENABLE_LONG_SECTION_NAMES,
OPTION_DISABLE_LONG_SECTION_NAMES,
+ OPTION_HIGH_ENTROPY_VA,
OPTION_DYNAMIC_BASE,
OPTION_FORCE_INTEGRITY,
OPTION_NX_COMPAT,
OPTION_NO_BIND,
OPTION_WDM_DRIVER,
OPTION_INSERT_TIMESTAMP,
+ OPTION_NO_INSERT_TIMESTAMP,
OPTION_TERMINAL_SERVER_AWARE,
OPTION_BUILD_ID
};
{"add-stdcall-alias", no_argument, NULL, OPTION_STDCALL_ALIASES},
{"enable-stdcall-fixup", no_argument, NULL, OPTION_ENABLE_STDCALL_FIXUP},
{"disable-stdcall-fixup", no_argument, NULL, OPTION_DISABLE_STDCALL_FIXUP},
- {"out-implib", required_argument, NULL, OPTION_IMPLIB_FILENAME},
{"warn-duplicate-exports", no_argument, NULL, OPTION_WARN_DUPLICATE_EXPORTS},
/* getopt() allows abbreviations, so we do this to stop it from
treating -c as an abbreviation for these --compat-implib. */
#endif
{"enable-long-section-names", no_argument, NULL, OPTION_ENABLE_LONG_SECTION_NAMES},
{"disable-long-section-names", no_argument, NULL, OPTION_DISABLE_LONG_SECTION_NAMES},
+ {"high-entropy-va", no_argument, NULL, OPTION_HIGH_ENTROPY_VA},
{"dynamicbase",no_argument, NULL, OPTION_DYNAMIC_BASE},
{"forceinteg", no_argument, NULL, OPTION_FORCE_INTEGRITY},
{"nxcompat", no_argument, NULL, OPTION_NX_COMPAT},
{"wdmdriver", no_argument, NULL, OPTION_WDM_DRIVER},
{"tsaware", no_argument, NULL, OPTION_TERMINAL_SERVER_AWARE},
{"insert-timestamp", no_argument, NULL, OPTION_INSERT_TIMESTAMP},
+ {"no-insert-timestamp", no_argument, NULL, OPTION_NO_INSERT_TIMESTAMP},
{"build-id", optional_argument, NULL, OPTION_BUILD_ID},
{NULL, no_argument, NULL, 0}
};
#define GET_INIT_SYMBOL_NAME(IDX) \
(init[(IDX)].symbol \
- + ((init[(IDX)].is_c_symbol == FALSE || (is_underscoring () == 1)) ? 0 : 1))
+ + ((!init[(IDX)].is_c_symbol || is_underscoring () == 1) ? 0 : 1))
/* Decorates the C visible symbol by underscore, if target requires. */
#define U(CSTR) \
fprintf (file, _(" --subsystem <name>[:<version>] Set required OS subsystem [& version]\n"));
fprintf (file, _(" --support-old-code Support interworking with old code\n"));
fprintf (file, _(" --[no-]leading-underscore Set explicit symbol underscore prefix mode\n"));
- fprintf (file, _(" --insert-timestamp Use a real timestamp rather than zero.\n"));
+ fprintf (file, _(" --[no-]insert-timestamp Use a real timestamp rather than zero. (default)\n"));
fprintf (file, _(" This makes binaries non-deterministic\n"));
#ifdef DLL_SUPPORT
fprintf (file, _(" --add-stdcall-alias Export symbols with and without @nn\n"));
fprintf (file, _(" export, place into import library instead.\n"));
fprintf (file, _(" --export-all-symbols Automatically export all globals to DLL\n"));
fprintf (file, _(" --kill-at Remove @nn from exported symbols\n"));
- fprintf (file, _(" --out-implib <file> Generate import library\n"));
fprintf (file, _(" --output-def <file> Generate a .DEF file for the built DLL\n"));
fprintf (file, _(" --warn-duplicate-exports Warn about duplicate exports.\n"));
fprintf (file, _(" --compat-implib Create backward compatible import libs;\n\
executable image files\n"));
fprintf (file, _(" --disable-long-section-names Never use long COFF section names, even\n\
in object files\n"));
+ fprintf (file, _(" --high-entropy-va Image is compatible with 64-bit address space\n\
+ layout randomization (ASLR)\n"));
fprintf (file, _(" --dynamicbase Image base address may be relocated using\n\
address space layout randomization (ASLR)\n"));
fprintf (file, _(" --forceinteg Code integrity checks are enforced\n"));
int i;
static const struct
- {
- const int value;
- const char *entry;
- }
+ {
+ const int value;
+ const char *entry;
+ }
v[] =
{
{ 1, "NtProcessStartup" },
/* Entry point name for arbitrary subsystem numbers. */
static const char default_entry[] = "mainCRTStartup";
- if (link_info.shared || dll)
+ if (bfd_link_pic (&link_info) || dll)
{
entry = "DllMainCRTStartup";
}
else
{
for (i = 0; v[i].entry; i++)
- if (v[i].value == pep_subsystem)
- break;
+ if (v[i].value == pep_subsystem)
+ break;
/* If no match, use the default. */
if (v[i].entry != NULL)
- entry = v[i].entry;
+ entry = v[i].entry;
else
- entry = default_entry;
+ entry = default_entry;
}
/* Now we check target's default for getting proper symbol_char. */
case OPTION_INSERT_TIMESTAMP:
insert_timestamp = TRUE;
break;
+ case OPTION_NO_INSERT_TIMESTAMP:
+ insert_timestamp = FALSE;
+ break;
#ifdef DLL_SUPPORT
case OPTION_OUT_DEF:
pep_out_def_filename = xstrdup (optarg);
case OPTION_DISABLE_STDCALL_FIXUP:
pep_enable_stdcall_fixup = 0;
break;
- case OPTION_IMPLIB_FILENAME:
- pep_implib_filename = xstrdup (optarg);
- break;
case OPTION_WARN_DUPLICATE_EXPORTS:
pep_dll_warn_dup_exports = 1;
break;
pep_use_coff_long_section_names = 0;
break;
/* Get DLLCharacteristics bits */
+ case OPTION_HIGH_ENTROPY_VA:
+ pe_dll_characteristics |= IMAGE_DLL_CHARACTERISTICS_HIGH_ENTROPY_VA;
+ break;
case OPTION_DYNAMIC_BASE:
pe_dll_characteristics |= IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE;
break;
if (!init[IMAGEBASEOFF].inited)
{
- if (link_info.relocatable)
+ if (bfd_link_relocatable (&link_info))
init[IMAGEBASEOFF].value = 0;
- else if (init[DLLOFF].value || (link_info.shared && !link_info.pie))
+ else if (init[DLLOFF].value || bfd_link_dll (&link_info))
{
#ifdef DLL_SUPPORT
init[IMAGEBASEOFF].value = (pep_enable_auto_image_base
}
/* Don't do any symbol assignments if this is a relocatable link. */
- if (link_info.relocatable)
+ if (bfd_link_relocatable (&link_info))
return;
/* Glue the assignments into the abs section. */
}
static int
-make_import_fixup (arelent *rel, asection *s)
+make_import_fixup (arelent *rel, asection *s, char *name)
{
struct bfd_symbol *sym = *rel->sym_ptr_ptr;
char addend[8];
memset (addend, 0, sizeof (addend));
switch ((rel->howto->bitsize))
{
- case 8:
- suc = bfd_get_section_contents (s->owner, s, addend, rel->address, 1);
- if (suc && rel->howto->pc_relative)
- _addend = (bfd_vma) ((bfd_signed_vma) ((char) bfd_get_8 (s->owner, addend)));
- else if (suc)
- _addend = ((bfd_vma) bfd_get_8 (s->owner, addend)) & 0xff;
- break;
- case 16:
- suc = bfd_get_section_contents (s->owner, s, addend, rel->address, 2);
- if (suc && rel->howto->pc_relative)
- _addend = (bfd_vma) ((bfd_signed_vma) ((short) bfd_get_16 (s->owner, addend)));
- else if (suc)
- _addend = ((bfd_vma) bfd_get_16 (s->owner, addend)) & 0xffff;
- break;
- case 32:
- suc = bfd_get_section_contents (s->owner, s, addend, rel->address, 4);
- if (suc && rel->howto->pc_relative)
- _addend = (bfd_vma) ((bfd_signed_vma) ((int) bfd_get_32 (s->owner, addend)));
- else if (suc)
- _addend = ((bfd_vma) bfd_get_32 (s->owner, addend)) & 0xffffffff;
- break;
- case 64:
- suc = bfd_get_section_contents (s->owner, s, addend, rel->address, 8);
- if (suc)
- _addend = ((bfd_vma) bfd_get_64 (s->owner, addend));
- break;
+ case 8:
+ suc = bfd_get_section_contents (s->owner, s, addend, rel->address, 1);
+ if (suc && rel->howto->pc_relative)
+ _addend = bfd_get_signed_8 (s->owner, addend);
+ else if (suc)
+ _addend = bfd_get_8 (s->owner, addend);
+ break;
+ case 16:
+ suc = bfd_get_section_contents (s->owner, s, addend, rel->address, 2);
+ if (suc && rel->howto->pc_relative)
+ _addend = bfd_get_signed_16 (s->owner, addend);
+ else if (suc)
+ _addend = bfd_get_16 (s->owner, addend);
+ break;
+ case 32:
+ suc = bfd_get_section_contents (s->owner, s, addend, rel->address, 4);
+ if (suc && rel->howto->pc_relative)
+ _addend = bfd_get_signed_32 (s->owner, addend);
+ else if (suc)
+ _addend = bfd_get_32 (s->owner, addend);
+ break;
+ case 64:
+ suc = bfd_get_section_contents (s->owner, s, addend, rel->address, 8);
+ if (suc)
+ _addend = bfd_get_64 (s->owner, addend);
+ break;
}
if (! suc)
einfo (_("%C: Cannot get section contents - auto-import exception\n"),
if (pep_dll_extra_pe_debug)
{
- printf ("import of 0x%lx(0x%lx) sec_addr=0x%lx", (long) _addend, (long) rel->addend, (long) rel->address);
- if (rel->howto->pc_relative) printf (" pcrel");
- printf (" %d bit rel.\n",(int) rel->howto->bitsize);
- }
- pep_create_import_fixup (rel, s, _addend);
+ printf ("import of 0x%lx(0x%lx) sec_addr=0x%lx",
+ (long) _addend, (long) rel->addend, (long) rel->address);
+ if (rel->howto->pc_relative)
+ printf (" pcrel");
+ printf (" %d bit rel.\n", (int) rel->howto->bitsize);
+ }
+ pep_create_import_fixup (rel, s, _addend, name);
return 1;
}
pep_find_data_imports (void)
{
struct bfd_link_hash_entry *undef, *sym;
+ size_t namelen;
+ char *buf, *name;
if (link_info.pei386_auto_import == 0)
return;
- for (undef = link_info.hash->undefs; undef; undef=undef->u.undef.next)
+ namelen = 0;
+ for (undef = link_info.hash->undefs; undef; undef = undef->u.undef.next)
+ {
+ if (undef->type == bfd_link_hash_undefined)
+ {
+ size_t len = strlen (undef->root.string);
+ if (namelen < len)
+ namelen = len;
+ }
+ }
+ if (namelen == 0)
+ return;
+
+ /* We are being a bit cunning here. The buffer will have space for
+ prefixes at the beginning. The prefix is modified here and in a
+ number of functions called from this function. */
+#define PREFIX_LEN 32
+ buf = xmalloc (PREFIX_LEN + namelen + 1);
+ name = buf + PREFIX_LEN;
+
+ for (undef = link_info.hash->undefs; undef; undef = undef->u.undef.next)
{
if (undef->type == bfd_link_hash_undefined)
{
- /* C++ symbols are *long*. */
- char buf[4096];
+ char *impname;
if (pep_dll_extra_pe_debug)
printf ("%s:%s\n", __FUNCTION__, undef->root.string);
- sprintf (buf, "__imp_%s", undef->root.string);
+ strcpy (name, undef->root.string);
+ impname = name - (sizeof "__imp_" - 1);
+ memcpy (impname, "__imp_", sizeof "__imp_" - 1);
- sym = bfd_link_hash_lookup (link_info.hash, buf, 0, 0, 1);
+ sym = bfd_link_hash_lookup (link_info.hash, impname, 0, 0, 1);
if (sym && sym->type == bfd_link_hash_defined)
{
if (pep_dll_extra_pe_debug)
printf ("->%s\n", symbols[i]->name);
- pep_data_import_dll = (char*) (symbols[i]->name +
- U_SIZE ("_head_") - 1);
+ pep_data_import_dll = (char *) (symbols[i]->name
+ + U_SIZE ("_head_") - 1);
break;
}
- pep_walk_relocs_of_symbol (&link_info, undef->root.string,
- make_import_fixup);
+ pep_walk_relocs_of_symbol (&link_info, name, make_import_fixup);
/* Let's differentiate it somehow from defined. */
undef->type = bfd_link_hash_defweak;
/* We replace original name with __imp_ prefixed, this
1) may trash memory 2) leads to duplicate symbol generation.
- Still, IMHO it's better than having name poluted. */
+ Still, IMHO it's better than having name polluted. */
undef->root.string = sym->root.string;
undef->u.def.value = sym->u.def.value;
undef->u.def.section = sym->u.def.section;
}
}
}
+ free (buf);
}
static bfd_boolean
status = bfd_bread (&b, (bfd_size_type) 1, abfd);
if (status < 1)
- {
- break;
- }
+ {
+ break;
+ }
(*process) (&b, 1, arg);
filepos += 1;
bfd_size_type build_id_size;
unsigned char *build_id;
- /* Find the section the .build-id output section has been merged info. */
+ /* Find the section the .buildid output section has been merged info. */
for (asec = abfd->sections; asec != NULL; asec = asec->next)
{
struct bfd_link_order *l = NULL;
for (l = asec->map_head.link_order; l != NULL; l = l->next)
- {
- if ((l->type == bfd_indirect_link_order))
- {
- if (l->u.indirect.section == t->build_id.sec)
- {
- link_order = l;
- break;
- }
- }
- }
+ {
+ if (l->type == bfd_indirect_link_order)
+ {
+ if (l->u.indirect.section == t->build_id.sec)
+ {
+ link_order = l;
+ break;
+ }
+ }
+ }
if (link_order)
- break;
+ break;
}
if (!link_order)
{
- einfo (_("%P: warning: .build-id section discarded,"
- " --build-id ignored.\n"));
+ einfo (_("%P: warning: .buildid section discarded,"
+ " --build-id ignored.\n"));
return TRUE;
}
if (bfd_seek (abfd, asec->filepos + link_order->offset, SEEK_SET) != 0)
return 0;
- if ((bfd_bwrite (contents, size, abfd) != size))
+ if (bfd_bwrite (contents, size, abfd) != size)
return 0;
/* Construct the CodeView record. */
return TRUE;
}
-/* Make .build-id section, and set up coff_tdata->build_id. */
+/* Make .buildid section, and set up coff_tdata->build_id. */
static bfd_boolean
setup_build_id (bfd *ibfd)
{
if (!validate_build_id_style (emit_build_id))
{
- einfo ("%P: warning: unrecognized --build-id style ignored.\n");
+ einfo (_("%P: warning: unrecognized --build-id style ignored.\n"));
return FALSE;
}
flags = (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_IN_MEMORY
| SEC_LINKER_CREATED | SEC_READONLY | SEC_DATA);
- s = bfd_make_section_anyway_with_flags (ibfd, ".build-id", flags);
+ s = bfd_make_section_anyway_with_flags (ibfd, ".buildid", flags);
if (s != NULL)
{
struct pe_tdata *t = pe_data (link_info.output_bfd);
return TRUE;
}
- einfo ("%P: warning: Cannot create .build-id section,"
- " --build-id ignored.\n");
+ einfo (_("%P: warning: Cannot create .buildid section,"
+ " --build-id ignored.\n"));
return FALSE;
}
find it, so enable it in that case. */
if (pep_use_coff_long_section_names < 0 && link_info.strip == strip_none)
{
- if (link_info.relocatable)
+ if (bfd_link_relocatable (&link_info))
pep_use_coff_long_section_names = 1;
else
{
pep_fixup_stdcalls ();
#ifndef TARGET_IS_i386pep
- if (link_info.shared)
+ if (bfd_link_pic (&link_info))
#else
- if (!link_info.relocatable)
+ if (!bfd_link_relocatable (&link_info))
#endif
pep_dll_build_sections (link_info.output_bfd, &link_info);
if (nrelocs < 0)
{
free (relocs);
- einfo ("%X%P: unable to process relocs: %E\n");
+ einfo (_("%X%P: unable to process relocs: %E\n"));
return;
}
/* def_file_print (stdout, pep_def_file); */
if (pep_def_file->is_dll == 1)
- link_info.shared = 1;
+ link_info.type = type_dll;
if (pep_def_file->base_address != (bfd_vma)(-1))
{
finish_default ();
#ifdef DLL_SUPPORT
- if (link_info.shared
- || (!link_info.relocatable && pep_def_file->num_exports != 0))
+ if (bfd_link_pic (&link_info)
+ || (!bfd_link_relocatable (&link_info)
+ && pep_def_file->num_exports != 0))
{
pep_dll_fill_sections (link_info.output_bfd, &link_info);
- if (pep_implib_filename)
- pep_dll_generate_implib (pep_def_file, pep_implib_filename, &link_info);
+ if (command_line.out_implib_filename)
+ pep_dll_generate_implib (pep_def_file,
+ command_line.out_implib_filename, &link_info);
}
if (pep_out_def_filename)
lang_statement_union_type **pl;
/* Look through the script to see where to place this section. */
- if (!link_info.relocatable
+ if (!bfd_link_relocatable (&link_info)
&& (dollar = strchr (secname, '\$')) != NULL)
{
size_t len = dollar - secname;
struct orphan_save *place;
lang_output_section_statement_type *after;
etree_type *address;
+ flagword flags;
+ asection *nexts;
if (!orphan_init_done)
{
orphan_init_done = 1;
}
+ flags = s->flags;
+ if (!bfd_link_relocatable (&link_info))
+ {
+ nexts = s;
+ while ((nexts = bfd_get_next_section_by_name (nexts->owner,
+ nexts)))
+ if (nexts->output_section == NULL
+ && (nexts->flags & SEC_EXCLUDE) == 0
+ && ((nexts->flags ^ flags) & (SEC_LOAD | SEC_ALLOC)) == 0
+ && (nexts->owner->flags & DYNAMIC) == 0
+ && nexts->owner->usrdata != NULL
+ && !(((lang_input_statement_type *) nexts->owner->usrdata)
+ ->flags.just_syms))
+ flags = (((flags ^ SEC_READONLY)
+ | (nexts->flags ^ SEC_READONLY))
+ ^ SEC_READONLY);
+ }
+
/* Try to put the new output section in a reasonable place based
on the section name and section flags. */
place = NULL;
- if ((s->flags & SEC_ALLOC) == 0)
+ if ((flags & SEC_ALLOC) == 0)
;
- else if ((s->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0)
+ else if ((flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0)
place = &hold[orphan_bss];
- else if ((s->flags & SEC_READONLY) == 0)
+ else if ((flags & SEC_READONLY) == 0)
place = &hold[orphan_data];
- else if ((s->flags & SEC_CODE) == 0)
+ else if ((flags & SEC_CODE) == 0)
{
place = (!strncmp (secname, ".idata\$", 7) ? &hold[orphan_idata]
: &hold[orphan_rodata]);
place->os = lang_output_section_find (place->name);
after = place->os;
if (after == NULL)
- after = lang_output_section_find_by_flags (s, &place->os, NULL);
+ after = lang_output_section_find_by_flags (s, flags, &place->os,
+ NULL);
if (after == NULL)
/* *ABS* is always the first output section statement. */
after = (&lang_output_section_statement.head
address = exp_unop (ALIGN_K, exp_nameop (NAME, "__section_alignment__"));
os = lang_insert_orphan (s, secname, constraint, after, place, address,
&add_child);
- if (link_info.relocatable)
+ if (bfd_link_relocatable (&link_info))
{
os->section_alignment = s->alignment_power;
os->bfd_section->alignment_power = s->alignment_power;
/* Alternate explicit import library for dll's. */
{ "%s.dll.a", FALSE },
/* "libfoo.a" could be either an import lib or a static lib.
- For backwards compatibility, libfoo.a needs to precede
- libfoo.dll and foo.dll in the search. */
+ For backwards compatibility, libfoo.a needs to precede
+ libfoo.dll and foo.dll in the search. */
{ "lib%s.a", FALSE },
/* The 'native' spelling of an import lib name is "foo.lib". */
{ "%s.lib", FALSE },
{
*isfile = 0;
- if (link_info.relocatable && config.build_constructors)
+ if (bfd_link_relocatable (&link_info) && config.build_constructors)
return
EOF
sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
-echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c
+echo ' ; else if (bfd_link_relocatable (&link_info)) return' >> e${EMULATION_NAME}.c
sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
hll_default,
gld_${EMULATION_NAME}_after_parse,
gld_${EMULATION_NAME}_after_open,
+ after_check_relocs_default,
after_allocation_default,
set_output_arch_default,
ldemul_default_target,
projects / deliverable / binutils-gdb.git / blobdiff