# This shell script emits a C file. -*- C -*-
# It does some substitutions.
-test -z "${ENTRY}" && ENTRY="_mainCRTStartup"
if [ -z "$MACHINE" ]; then
OUTPUT_ARCH=${ARCH}
else
rm -f e${EMULATION_NAME}.c
(echo;echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-)
fragment <<EOF
-/* Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
- 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2018 Free Software Foundation, Inc.
This file is part of the GNU Binutils.
#include "bfdlink.h"
#include "getopt.h"
#include "libiberty.h"
+#include "filenames.h"
#include "ld.h"
#include "ldmain.h"
#include "ldexp.h"
#include "ldlex.h"
#include "ldmisc.h"
#include "ldctor.h"
+#include "ldbuildid.h"
#include "coff/internal.h"
/* FIXME: See bfd/peXXigen.c for why we include an architecture specific
#include "coff/i386.h"
#include "coff/pe.h"
-/* FIXME: This is a BFD internal header file, and we should not be
+/* FIXME: These are BFD internal header files, and we should not be
using it here. */
#include "../bfd/libcoff.h"
+#include "../bfd/libpei.h"
#include "deffile.h"
#include "pe-dll.h"
#if defined(TARGET_IS_i386pe) \
|| defined(TARGET_IS_shpe) \
- || defined(TARGET_IS_mipspe) \
|| defined(TARGET_IS_armpe) \
|| defined(TARGET_IS_arm_epoc_pe) \
|| defined(TARGET_IS_arm_wince_pe)
#define DLL_SUPPORT
#endif
+#if defined(TARGET_IS_i386pe)
+#define DEFAULT_PSEUDO_RELOC_VERSION 2
+#else
+#define DEFAULT_PSEUDO_RELOC_VERSION 1
+#endif
+
#if defined(TARGET_IS_i386pe) || ! defined(DLL_SUPPORT)
#define PE_DEF_SUBSYSTEM 3
#else
#define PE_DEF_FILE_ALIGNMENT 0x00000200
#endif
-#define U(S) ${INITIAL_SYMBOL_CHAR} S
-
static struct internal_extra_pe_aouthdr pe;
static int dll;
+static int pe_subsystem = ${SUBSYSTEM};
static flagword real_flags = 0;
static int support_old_code = 0;
static char * thumb_entry_symbol = NULL;
static lang_assignment_statement_type *image_base_statement = 0;
static unsigned short pe_dll_characteristics = 0;
+static bfd_boolean insert_timestamp = TRUE;
+static const char *emit_build_id;
#ifdef DLL_SUPPORT
static int pe_enable_stdcall_fixup = -1; /* 0=disable 1=enable. */
static char *pe_out_def_filename = NULL;
-static char *pe_implib_filename = NULL;
static int pe_enable_auto_image_base = 0;
+static unsigned long pe_auto_image_base = 0x61500000;
static char *pe_dll_search_prefix = NULL;
#endif
extern const char *output_filename;
+static int is_underscoring (void)
+{
+ int u = 0;
+ if (pe_leading_underscore != -1)
+ return pe_leading_underscore;
+ if (!bfd_get_target_info ("${OUTPUT_FORMAT}", NULL, NULL, &u, NULL))
+ bfd_get_target_info ("${RELOCATEABLE_OUTPUT_FORMAT}", NULL, NULL, &u, NULL);
+
+ if (u == -1)
+ abort ();
+ pe_leading_underscore = (u != 0 ? 1 : 0);
+ return pe_leading_underscore;
+}
+
static void
gld_${EMULATION_NAME}_before_parse (void)
{
+ is_underscoring ();
ldfile_set_output_arch ("${OUTPUT_ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
output_filename = "${EXECUTABLE_NAME:-a.exe}";
#ifdef DLL_SUPPORT
- config.dynamic_link = TRUE;
+ input_flags.dynamic = TRUE;
config.has_shared = 1;
EOF
# Cygwin no longer wants these noisy warnings. Other PE
# targets might like to consider adding themselves here.
+# See also the mail thread starting here for the reason why
+# merge_rdata defaults to 0 for cygwin:
+# http://cygwin.com/ml/cygwin-apps/2013-04/msg00187.html
case ${target} in
*-*-cygwin*)
default_auto_import=1
+ default_merge_rdata=0
+ ;;
+ i[3-7]86-*-mingw* | x86_64-*-mingw*)
+ default_auto_import=1
+ default_merge_rdata=0
;;
*)
default_auto_import=-1
+ default_merge_rdata=1
;;
esac
fragment <<EOF
link_info.pei386_auto_import = ${default_auto_import};
- link_info.pei386_runtime_pseudo_reloc = 1; /* Use by default version 1. */
-
-#if (PE_DEF_SUBSYSTEM == 9) || (PE_DEF_SUBSYSTEM == 2)
-#if defined TARGET_IS_mipspe || defined TARGET_IS_armpe || defined TARGET_IS_arm_wince_pe
- lang_default_entry ("WinMainCRTStartup");
-#else
- lang_default_entry ("_WinMainCRTStartup");
-#endif
-#else
- lang_default_entry ("${ENTRY}");
-#endif
+ /* Use by default version. */
+ link_info.pei386_runtime_pseudo_reloc = DEFAULT_PSEUDO_RELOC_VERSION;
#endif
}
\f
+/* Indicates if RDATA shall be merged into DATA when pseudo-relocation
+ version 2 is used and auto-import is enabled. */
+#define MERGE_RDATA_V2 ${default_merge_rdata}
+
/* PE format extra command line options. */
/* Used for setting flags in the PE header. */
#define OPTION_OUT_DEF (OPTION_SUPPORT_OLD_CODE + 1)
#define OPTION_EXPORT_ALL (OPTION_OUT_DEF + 1)
#define OPTION_EXCLUDE_SYMBOLS (OPTION_EXPORT_ALL + 1)
-#define OPTION_KILL_ATS (OPTION_EXCLUDE_SYMBOLS + 1)
+#define OPTION_EXCLUDE_ALL_SYMBOLS (OPTION_EXCLUDE_SYMBOLS + 1)
+#define OPTION_KILL_ATS (OPTION_EXCLUDE_ALL_SYMBOLS + 1)
#define OPTION_STDCALL_ALIASES (OPTION_KILL_ATS + 1)
#define OPTION_ENABLE_STDCALL_FIXUP (OPTION_STDCALL_ALIASES + 1)
#define OPTION_DISABLE_STDCALL_FIXUP (OPTION_ENABLE_STDCALL_FIXUP + 1)
-#define OPTION_IMPLIB_FILENAME (OPTION_DISABLE_STDCALL_FIXUP + 1)
-#define OPTION_THUMB_ENTRY (OPTION_IMPLIB_FILENAME + 1)
+#define OPTION_THUMB_ENTRY (OPTION_DISABLE_STDCALL_FIXUP + 1)
#define OPTION_WARN_DUPLICATE_EXPORTS (OPTION_THUMB_ENTRY + 1)
#define OPTION_IMP_COMPAT (OPTION_WARN_DUPLICATE_EXPORTS + 1)
#define OPTION_ENABLE_AUTO_IMAGE_BASE (OPTION_IMP_COMPAT + 1)
(OPTION_EXCLUDE_LIBS + 1)
#define OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC \
(OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC + 1)
-#define OPTION_LARGE_ADDRESS_AWARE \
- (OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC + 1)
-#define OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1 \
+#define OPTION_LARGE_ADDRESS_AWARE (OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC + 1)
+#define OPTION_DISABLE_LARGE_ADDRESS_AWARE \
(OPTION_LARGE_ADDRESS_AWARE + 1)
+#define OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1 \
+ (OPTION_DISABLE_LARGE_ADDRESS_AWARE + 1)
#define OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2 \
(OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1 + 1)
#define OPTION_EXCLUDE_MODULES_FOR_IMPLIB \
(OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2 + 1)
#define OPTION_USE_NUL_PREFIXED_IMPORT_TABLES \
(OPTION_EXCLUDE_MODULES_FOR_IMPLIB + 1)
+#define OPTION_NO_LEADING_UNDERSCORE (OPTION_USE_NUL_PREFIXED_IMPORT_TABLES + 1)
+#define OPTION_LEADING_UNDERSCORE (OPTION_NO_LEADING_UNDERSCORE + 1)
#define OPTION_ENABLE_LONG_SECTION_NAMES \
- (OPTION_USE_NUL_PREFIXED_IMPORT_TABLES + 1)
+ (OPTION_LEADING_UNDERSCORE + 1)
#define OPTION_DISABLE_LONG_SECTION_NAMES \
(OPTION_ENABLE_LONG_SECTION_NAMES + 1)
-/* DLLCharacteristics flags */
+/* DLLCharacteristics flags. */
#define OPTION_DYNAMIC_BASE (OPTION_DISABLE_LONG_SECTION_NAMES + 1)
#define OPTION_FORCE_INTEGRITY (OPTION_DYNAMIC_BASE + 1)
#define OPTION_NX_COMPAT (OPTION_FORCE_INTEGRITY + 1)
-#define OPTION_NO_ISOLATION (OPTION_NX_COMPAT + 1)
+#define OPTION_NO_ISOLATION (OPTION_NX_COMPAT + 1)
#define OPTION_NO_SEH (OPTION_NO_ISOLATION + 1)
#define OPTION_NO_BIND (OPTION_NO_SEH + 1)
#define OPTION_WDM_DRIVER (OPTION_NO_BIND + 1)
#define OPTION_TERMINAL_SERVER_AWARE (OPTION_WDM_DRIVER + 1)
+/* Determinism. */
+#define OPTION_INSERT_TIMESTAMP (OPTION_TERMINAL_SERVER_AWARE + 1)
+#define OPTION_NO_INSERT_TIMESTAMP (OPTION_INSERT_TIMESTAMP + 1)
+#define OPTION_BUILD_ID (OPTION_NO_INSERT_TIMESTAMP + 1)
static void
gld${EMULATION_NAME}_add_options
int nrl ATTRIBUTE_UNUSED,
struct option **really_longopts ATTRIBUTE_UNUSED)
{
- static const struct option xtra_long[] = {
- /* PE options */
+ static const struct option xtra_long[] =
+ {
+ /* PE options. */
{"base-file", required_argument, NULL, OPTION_BASE_FILE},
{"dll", no_argument, NULL, OPTION_DLL},
{"file-alignment", required_argument, NULL, OPTION_FILE_ALIGNMENT},
{"thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY},
{"use-nul-prefixed-import-tables", no_argument, NULL,
OPTION_USE_NUL_PREFIXED_IMPORT_TABLES},
+ {"no-leading-underscore", no_argument, NULL, OPTION_NO_LEADING_UNDERSCORE},
+ {"leading-underscore", no_argument, NULL, OPTION_LEADING_UNDERSCORE},
+ {"insert-timestamp", no_argument, NULL, OPTION_INSERT_TIMESTAMP},
+ {"no-insert-timestamp", no_argument, NULL, OPTION_NO_INSERT_TIMESTAMP},
#ifdef DLL_SUPPORT
/* getopt allows abbreviations, so we do this to stop it
from treating -o as an abbreviation for this option. */
{"output-def", required_argument, NULL, OPTION_OUT_DEF},
{"export-all-symbols", no_argument, NULL, OPTION_EXPORT_ALL},
{"exclude-symbols", required_argument, NULL, OPTION_EXCLUDE_SYMBOLS},
+ {"exclude-all-symbols", no_argument, NULL, OPTION_EXCLUDE_ALL_SYMBOLS},
{"exclude-libs", required_argument, NULL, OPTION_EXCLUDE_LIBS},
{"exclude-modules-for-implib", required_argument, NULL, OPTION_EXCLUDE_MODULES_FOR_IMPLIB},
{"kill-at", no_argument, NULL, OPTION_KILL_ATS},
{"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. */
{"compat-implib", no_argument, NULL, OPTION_IMP_COMPAT},
{"compat-implib", no_argument, NULL, OPTION_IMP_COMPAT},
- {"enable-auto-image-base", no_argument, NULL, OPTION_ENABLE_AUTO_IMAGE_BASE},
+ {"enable-auto-image-base", optional_argument, NULL, OPTION_ENABLE_AUTO_IMAGE_BASE},
{"disable-auto-image-base", no_argument, NULL, OPTION_DISABLE_AUTO_IMAGE_BASE},
{"dll-search-prefix", required_argument, NULL, OPTION_DLL_SEARCH_PREFIX},
{"no-default-excludes", no_argument, NULL, OPTION_NO_DEFAULT_EXCLUDES},
{"enable-runtime-pseudo-reloc-v2", no_argument, NULL, OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2},
#endif
{"large-address-aware", no_argument, NULL, OPTION_LARGE_ADDRESS_AWARE},
+ {"disable-large-address-aware", no_argument, NULL, OPTION_DISABLE_LARGE_ADDRESS_AWARE},
{"enable-long-section-names", no_argument, NULL, OPTION_ENABLE_LONG_SECTION_NAMES},
{"disable-long-section-names", no_argument, NULL, OPTION_DISABLE_LONG_SECTION_NAMES},
{"dynamicbase",no_argument, NULL, OPTION_DYNAMIC_BASE},
{"no-bind", no_argument, NULL, OPTION_NO_BIND},
{"wdmdriver", no_argument, NULL, OPTION_WDM_DRIVER},
{"tsaware", no_argument, NULL, OPTION_TERMINAL_SERVER_AWARE},
+ {"build-id", optional_argument, NULL, OPTION_BUILD_ID},
{NULL, no_argument, NULL, 0}
};
int value;
char *symbol;
int inited;
+ /* FALSE for an assembly level symbol and TRUE for a C visible symbol.
+ C visible symbols can be prefixed by underscore dependent to target's
+ settings. */
+ bfd_boolean is_c_symbol;
} definfo;
-#define D(field,symbol,def) {&pe.field,sizeof(pe.field), def, symbol,0}
+/* Get symbol name dependent to kind and C visible state of
+ underscore. */
+#define GET_INIT_SYMBOL_NAME(IDX) \
+ (init[(IDX)].symbol \
+ + ((!init[(IDX)].is_c_symbol || is_underscoring () != 0) ? 0 : 1))
+
+/* Decorates the C visible symbol by underscore, if target requires. */
+#define U(CSTR) \
+ ((is_underscoring () == 0) ? CSTR : "_" CSTR)
+
+/* Get size of constant string for a possible underscore prefixed
+ C visible symbol. */
+#define U_SIZE(CSTR) \
+ (sizeof (CSTR) + (is_underscoring () == 0 ? 0 : 1))
+
+#define D(field,symbol,def,usc) {&pe.field, sizeof (pe.field), def, symbol, 0, usc}
static definfo init[] =
{
/* imagebase must be first */
#define IMAGEBASEOFF 0
- D(ImageBase,"__image_base__", NT_EXE_IMAGE_BASE),
+ D(ImageBase,"__image_base__", NT_EXE_IMAGE_BASE, FALSE),
#define DLLOFF 1
- {&dll, sizeof(dll), 0, "__dll__", 0},
+ {&dll, sizeof(dll), 0, "__dll__", 0, FALSE},
#define MSIMAGEBASEOFF 2
- D(ImageBase, U ("__ImageBase"), NT_EXE_IMAGE_BASE),
- D(SectionAlignment,"__section_alignment__", PE_DEF_SECTION_ALIGNMENT),
- D(FileAlignment,"__file_alignment__", PE_DEF_FILE_ALIGNMENT),
- D(MajorOperatingSystemVersion,"__major_os_version__", 4),
- D(MinorOperatingSystemVersion,"__minor_os_version__", 0),
- D(MajorImageVersion,"__major_image_version__", 1),
- D(MinorImageVersion,"__minor_image_version__", 0),
+ D(ImageBase, "___ImageBase", NT_EXE_IMAGE_BASE, TRUE),
+ D(SectionAlignment,"__section_alignment__", PE_DEF_SECTION_ALIGNMENT, FALSE),
+ D(FileAlignment,"__file_alignment__", PE_DEF_FILE_ALIGNMENT, FALSE),
+ D(MajorOperatingSystemVersion,"__major_os_version__", 4, FALSE),
+ D(MinorOperatingSystemVersion,"__minor_os_version__", 0, FALSE),
+ D(MajorImageVersion,"__major_image_version__", 1, FALSE),
+ D(MinorImageVersion,"__minor_image_version__", 0, FALSE),
#if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_wince_pe)
- D(MajorSubsystemVersion,"__major_subsystem_version__", 3),
+ D(MajorSubsystemVersion,"__major_subsystem_version__", 3, FALSE),
#else
- D(MajorSubsystemVersion,"__major_subsystem_version__", 4),
+ D(MajorSubsystemVersion,"__major_subsystem_version__", 4, FALSE),
#endif
- D(MinorSubsystemVersion,"__minor_subsystem_version__", 0),
- D(Subsystem,"__subsystem__", ${SUBSYSTEM}),
- D(SizeOfStackReserve,"__size_of_stack_reserve__", 0x200000),
- D(SizeOfStackCommit,"__size_of_stack_commit__", 0x1000),
- D(SizeOfHeapReserve,"__size_of_heap_reserve__", 0x100000),
- D(SizeOfHeapCommit,"__size_of_heap_commit__", 0x1000),
- D(LoaderFlags,"__loader_flags__", 0x0),
- D(DllCharacteristics, "__dll_characteristics__", 0x0),
- { NULL, 0, 0, NULL, 0 }
+ D(MinorSubsystemVersion,"__minor_subsystem_version__", 0, FALSE),
+ D(Subsystem,"__subsystem__", ${SUBSYSTEM}, FALSE),
+ D(SizeOfStackReserve,"__size_of_stack_reserve__", 0x200000, FALSE),
+ D(SizeOfStackCommit,"__size_of_stack_commit__", 0x1000, FALSE),
+ D(SizeOfHeapReserve,"__size_of_heap_reserve__", 0x100000, FALSE),
+ D(SizeOfHeapCommit,"__size_of_heap_commit__", 0x1000, FALSE),
+ D(LoaderFlags,"__loader_flags__", 0x0, FALSE),
+ D(DllCharacteristics, "__dll_characteristics__", 0x0, FALSE),
+ { NULL, 0, 0, NULL, 0 , FALSE}
};
fprintf (file, _(" --stack <size> Set size of the initial stack\n"));
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, _(" --thumb-entry=<symbol> Set the entry point to be Thumb <symbol>\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, _(" --disable-stdcall-fixup Don't link _sym to _sym@nn\n"));
fprintf (file, _(" --enable-stdcall-fixup Link _sym to _sym@nn without warnings\n"));
fprintf (file, _(" --exclude-symbols sym,sym,... Exclude symbols from automatic export\n"));
+ fprintf (file, _(" --exclude-all-symbols Exclude all symbols from automatic export\n"));
fprintf (file, _(" --exclude-libs lib,lib,... Exclude libraries from automatic export\n"));
fprintf (file, _(" --exclude-modules-for-implib mod,mod,...\n"));
fprintf (file, _(" Exclude objects, archive members from auto\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, _(" --warn-duplicate-exports Warn about duplicate exports\n"));
fprintf (file, _(" --compat-implib Create backward compatible import libs;\n\
create __imp_<SYMBOL> as well.\n"));
- fprintf (file, _(" --enable-auto-image-base Automatically choose image base for DLLs\n\
- unless user specifies one\n"));
+ fprintf (file, _(" --enable-auto-image-base[=<address>] Automatically choose image base for DLLs\n\
+ (optionally starting with address) unless\n\
+ specifically set with --image-base\n"));
fprintf (file, _(" --disable-auto-image-base Do not auto-choose image base. (default)\n"));
fprintf (file, _(" --dll-search-prefix=<string> When linking dynamically to a dll without\n\
an importlib, use <string><basename>.dll\n\
in preference to lib<basename>.dll \n"));
- fprintf (file, _(" --enable-auto-import Do sophistcated linking of _sym to\n\
+ fprintf (file, _(" --enable-auto-import Do sophisticated linking of _sym to\n\
__imp_sym for DATA references\n"));
fprintf (file, _(" --disable-auto-import Do not auto-import DATA items from DLLs\n"));
fprintf (file, _(" --enable-runtime-pseudo-reloc Work around auto-import limitations by\n\
#endif
fprintf (file, _(" --large-address-aware Executable supports virtual addresses\n\
greater than 2 gigabytes\n"));
+ fprintf (file, _(" --disable-large-address-aware Executable does not support virtual\n\
+ addresses greater than 2 gigabytes\n"));
fprintf (file, _(" --enable-long-section-names Use long COFF section names even in\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, _(" --dynamicbase Image base address may be relocated using\n\
- address space layout randomization (ASLR)\n"));
- fprintf (file, _(" --forceinteg Code integrity checks are enforced\n"));
- fprintf (file, _(" --nxcompat Image is compatible with data execution prevention\n"));
- fprintf (file, _(" --no-isolation Image understands isolation but do not isolate the image\n"));
- fprintf (file, _(" --no-seh Image does not use SEH. No SE handler may\n\
- be called in this image\n"));
- fprintf (file, _(" --no-bind Do not bind this image\n"));
- fprintf (file, _(" --wdmdriver Driver uses the WDM model\n"));
- fprintf (file, _(" --tsaware Image is Terminal Server aware\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"));
+ fprintf (file, _(" --nxcompat Image is compatible with data execution prevention\n"));
+ fprintf (file, _(" --no-isolation Image understands isolation but do not isolate the image\n"));
+ fprintf (file, _(" --no-seh Image does not use SEH. No SE handler may\n\
+ be called in this image\n"));
+ fprintf (file, _(" --no-bind Do not bind this image\n"));
+ fprintf (file, _(" --wdmdriver Driver uses the WDM model\n"));
+ fprintf (file, _(" --tsaware Image is Terminal Server aware\n"));
+ fprintf (file, _(" --build-id[=STYLE] Generate build ID\n"));
}
set_pe_name (char *name, long val)
{
int i;
+ is_underscoring ();
/* Find the name and set it. */
for (i = 0; init[i].ptr; i++)
{
- if (strcmp (name, init[i].symbol) == 0)
+ if (strcmp (name, GET_INIT_SYMBOL_NAME (i)) == 0)
{
init[i].value = val;
init[i].inited = 1;
abort ();
}
+static void
+set_entry_point (void)
+{
+ const char *entry;
+ const char *initial_symbol_char;
+ int i;
+
+ static const struct
+ {
+ const int value;
+ const char *entry;
+ }
+ v[] =
+ {
+ { 1, "NtProcessStartup" },
+ { 2, "WinMainCRTStartup" },
+ { 3, "mainCRTStartup" },
+ { 7, "__PosixProcessStartup"},
+ { 9, "WinMainCRTStartup" },
+ {14, "mainCRTStartup" },
+ { 0, NULL }
+ };
+
+ /* Entry point name for arbitrary subsystem numbers. */
+ static const char default_entry[] = "mainCRTStartup";
+
+ if (bfd_link_pic (&link_info) || dll)
+ {
+#if defined (TARGET_IS_i386pe)
+ entry = "DllMainCRTStartup@12";
+#else
+ entry = "DllMainCRTStartup";
+#endif
+ }
+ else
+ {
+ for (i = 0; v[i].entry; i++)
+ if (v[i].value == pe_subsystem)
+ break;
+
+ /* If no match, use the default. */
+ if (v[i].entry != NULL)
+ entry = v[i].entry;
+ else
+ entry = default_entry;
+ }
+
+ initial_symbol_char = (is_underscoring () != 0 ? "_" : "");
+
+ if (*initial_symbol_char != '\0')
+ {
+ char *alc_entry;
+
+ /* lang_default_entry expects its argument to be permanently
+ allocated, so we don't free this string. */
+ alc_entry = xmalloc (strlen (initial_symbol_char)
+ + strlen (entry)
+ + 1);
+ strcpy (alc_entry, initial_symbol_char);
+ strcat (alc_entry, entry);
+ entry = alc_entry;
+ }
+
+ lang_default_entry (entry);
+}
static void
set_pe_subsystem (void)
{
const char *sver;
- const char *entry;
- const char *initial_symbol_char;
char *end;
int len;
int i;
- int subsystem;
unsigned long temp_subsystem;
static const struct
{
const char *name;
const int value;
- const char *entry;
}
v[] =
{
- { "native", 1, "NtProcessStartup" },
- { "windows", 2, "WinMainCRTStartup" },
- { "console", 3, "mainCRTStartup" },
- { "posix", 7, "__PosixProcessStartup"},
- { "wince", 9, "WinMainCRTStartup" },
- { "xbox", 14, "mainCRTStartup" },
- { NULL, 0, NULL }
+ { "native", 1},
+ { "windows", 2},
+ { "console", 3},
+ { "posix", 7},
+ { "wince", 9},
+ { "xbox", 14},
+ { NULL, 0 }
};
- /* Entry point name for arbitrary subsystem numbers. */
- static const char default_entry[] = "mainCRTStartup";
/* Check for the presence of a version number. */
sver = strchr (optarg, ':');
{
len = sver - optarg;
set_pe_name ("__major_subsystem_version__",
- strtoul (sver + 1, &end, 0));
+ strtoul (sver + 1, &end, 0));
if (*end == '.')
set_pe_name ("__minor_subsystem_version__",
- strtoul (end + 1, &end, 0));
+ strtoul (end + 1, &end, 0));
if (*end != '\0')
einfo (_("%P: warning: bad version number in -subsystem option\n"));
}
if (v[i].value == (int) temp_subsystem)
break;
- /* If no match, use the default. */
- if (v[i].name != NULL)
- entry = v[i].entry;
- else
- entry = default_entry;
-
/* Use this subsystem. */
- subsystem = (int) temp_subsystem;
+ pe_subsystem = (int) temp_subsystem;
}
else
{
if (v[i].name == NULL)
{
- einfo (_("%P%F: invalid subsystem type %s\n"), optarg);
+ einfo (_("%F%P: invalid subsystem type %s\n"), optarg);
return;
}
- entry = v[i].entry;
- subsystem = v[i].value;
+ pe_subsystem = v[i].value;
}
- set_pe_name ("__subsystem__", subsystem);
-
- initial_symbol_char = ${INITIAL_SYMBOL_CHAR};
- if (*initial_symbol_char != '\0')
- {
- char *alc_entry;
-
- /* lang_default_entry expects its argument to be permanently
- allocated, so we don't free this string. */
- alc_entry = xmalloc (strlen (initial_symbol_char)
- + strlen (entry)
- + 1);
- strcpy (alc_entry, initial_symbol_char);
- strcat (alc_entry, entry);
- entry = alc_entry;
- }
-
- lang_default_entry (entry);
+ set_pe_name ("__subsystem__", pe_subsystem);
return;
}
set_pe_name (name, strtoul (optarg, &end, 0));
if (end == optarg)
- einfo (_("%P%F: invalid hex number for PE parameter '%s'\n"), optarg);
+ einfo (_("%F%P: invalid hex number for PE parameter '%s'\n"), optarg);
optarg = end;
}
set_pe_value (comname);
}
else if (*optarg)
- einfo (_("%P%F: strange hex info for PE parameter '%s'\n"), optarg);
+ einfo (_("%F%P: strange hex info for PE parameter '%s'\n"), optarg);
}
+#define DEFAULT_BUILD_ID_STYLE "md5"
static bfd_boolean
gld${EMULATION_NAME}_handle_option (int optc)
case OPTION_BASE_FILE:
link_info.base_file = fopen (optarg, FOPEN_WB);
if (link_info.base_file == NULL)
- {
- /* xgettext:c-format */
- fprintf (stderr, _("%s: Can't open base file %s\n"),
- program_name, optarg);
- xexit (1);
- }
+ einfo (_("%F%P: cannot open base file %s\n"), optarg);
break;
/* PE options. */
case OPTION_USE_NUL_PREFIXED_IMPORT_TABLES:
pe_use_nul_prefixed_import_tables = TRUE;
break;
+ case OPTION_NO_LEADING_UNDERSCORE:
+ pe_leading_underscore = 0;
+ break;
+ case OPTION_LEADING_UNDERSCORE:
+ pe_leading_underscore = 1;
+ break;
+ case OPTION_INSERT_TIMESTAMP:
+ insert_timestamp = TRUE;
+ break;
+ case OPTION_NO_INSERT_TIMESTAMP:
+ insert_timestamp = FALSE;
+ break;
#ifdef DLL_SUPPORT
case OPTION_OUT_DEF:
pe_out_def_filename = xstrdup (optarg);
case OPTION_EXCLUDE_SYMBOLS:
pe_dll_add_excludes (optarg, EXCLUDESYMS);
break;
+ case OPTION_EXCLUDE_ALL_SYMBOLS:
+ pe_dll_exclude_all_symbols = 1;
+ break;
case OPTION_EXCLUDE_LIBS:
pe_dll_add_excludes (optarg, EXCLUDELIBS);
break;
case OPTION_DISABLE_STDCALL_FIXUP:
pe_enable_stdcall_fixup = 0;
break;
- case OPTION_IMPLIB_FILENAME:
- pe_implib_filename = xstrdup (optarg);
- break;
case OPTION_WARN_DUPLICATE_EXPORTS:
pe_dll_warn_dup_exports = 1;
break;
break;
case OPTION_ENABLE_AUTO_IMAGE_BASE:
pe_enable_auto_image_base = 1;
+ if (optarg && *optarg)
+ {
+ char *end;
+ pe_auto_image_base = strtoul (optarg, &end, 0);
+ /* XXX should check that we actually parsed something */
+ }
break;
case OPTION_DISABLE_AUTO_IMAGE_BASE:
pe_enable_auto_image_base = 0;
link_info.pei386_auto_import = 0;
break;
case OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC:
- link_info.pei386_runtime_pseudo_reloc = 1;
+ link_info.pei386_runtime_pseudo_reloc =
+ DEFAULT_PSEUDO_RELOC_VERSION;
break;
case OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1:
link_info.pei386_runtime_pseudo_reloc = 1;
case OPTION_LARGE_ADDRESS_AWARE:
real_flags |= IMAGE_FILE_LARGE_ADDRESS_AWARE;
break;
+ case OPTION_DISABLE_LARGE_ADDRESS_AWARE:
+ real_flags &= ~ IMAGE_FILE_LARGE_ADDRESS_AWARE;
+ break;
case OPTION_ENABLE_LONG_SECTION_NAMES:
pe_use_coff_long_section_names = 1;
break;
case OPTION_TERMINAL_SERVER_AWARE:
pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE;
break;
+ case OPTION_BUILD_ID:
+ if (emit_build_id != NULL)
+ {
+ free ((char *) emit_build_id);
+ emit_build_id = NULL;
+ }
+ if (optarg == NULL)
+ optarg = DEFAULT_BUILD_ID_STYLE;
+ if (strcmp (optarg, "none"))
+ emit_build_id = xstrdup (optarg);
+ break;
}
/* Set DLLCharacteristics bits */
compute_dll_image_base (const char *ofile)
{
unsigned long hash = strhash (ofile);
- return 0x61300000 + ((hash << 16) & 0x0FFC0000);
+ return pe_auto_image_base + ((hash << 16) & 0x0FFC0000);
}
#endif
names and insert the defaults. */
int j;
+ is_underscoring ();
+
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 = (pe_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. */
{
long val = init[j].value;
lang_assignment_statement_type *rv;
- rv = lang_add_assignment (exp_assop ('=', init[j].symbol,
- exp_intop (val)));
+
+ rv = lang_add_assignment (exp_assign (GET_INIT_SYMBOL_NAME (j),
+ exp_intop (val), FALSE));
if (init[j].size == sizeof (short))
*(short *) init[j].ptr = val;
else if (init[j].size == sizeof (int))
if (pe.FileAlignment > pe.SectionAlignment)
{
- einfo (_("%P: warning, file alignment > section alignment.\n"));
+ einfo (_("%P: warning, file alignment > section alignment\n"));
}
}
einfo (_("%P: warning: --export-dynamic is not supported for PE "
"targets, did you mean --export-all-symbols?\n"));
+ set_entry_point ();
+
after_parse_default ();
}
{
int sl;
char *string = inf;
+ const char *hs = h->root.string;
sl = strlen (string);
if (h->type == bfd_link_hash_defined
- && strncmp (h->root.string, string, sl) == 0
+ && ((*hs == '@' && *string == '_'
+ && strncmp (hs + 1, string + 1, sl - 1) == 0)
+ || strncmp (hs, string, sl) == 0)
&& h->root.string[sl] == '@')
{
pe_undef_found_sym = h;
return TRUE;
}
+/* Change UNDEF to a defined symbol, taking data from SYM. */
+
+static void
+change_undef (struct bfd_link_hash_entry * undef,
+ struct bfd_link_hash_entry * sym)
+{
+ static bfd_boolean gave_warning_message = FALSE;
+
+ undef->type = bfd_link_hash_defined;
+ undef->u.def.value = sym->u.def.value;
+ undef->u.def.section = sym->u.def.section;
+
+ if (pe_enable_stdcall_fixup == -1)
+ {
+ einfo (_("%P: warning: resolving %s by linking to %s\n"),
+ undef->root.string, sym->root.string);
+
+ if (! gave_warning_message)
+ {
+ einfo (_("Use --enable-stdcall-fixup to disable these warnings\n"));
+ einfo (_("Use --disable-stdcall-fixup to disable these fixups\n"));
+ gave_warning_message = TRUE;
+ }
+ }
+
+ /* PR 19803: Make sure that the linked symbol is not garbage collected. */
+ lang_add_gc_name (sym->root.string);
+}
+
static void
pe_fixup_stdcalls (void)
{
- static int gave_warning_message = 0;
struct bfd_link_hash_entry *undef, *sym;
if (pe_dll_extra_pe_debug)
for (undef = link_info.hash->undefs; undef; undef=undef->u.undef.next)
if (undef->type == bfd_link_hash_undefined)
{
- char* at = strchr (undef->root.string, '@');
- int lead_at = (*undef->root.string == '@');
- /* For now, don't try to fixup fastcall symbols. */
+ const char * name = undef->root.string;
+ char * at;
+ int lead_at = (*name == '@');
+
+ if (lead_at)
+ at = strchr (name + 1, '@');
+ else
+ at = strchr (name, '@');
- if (at && !lead_at)
+ if (at || lead_at)
{
/* The symbol is a stdcall symbol, so let's look for a
cdecl symbol with the same name and resolve to that. */
- char *cname = xstrdup (undef->root.string /* + lead_at */);
- at = strchr (cname, '@');
- *at = 0;
- sym = bfd_link_hash_lookup (link_info.hash, cname, 0, 0, 1);
+ char *cname = xstrdup (name);
- if (sym && sym->type == bfd_link_hash_defined)
- {
- undef->type = bfd_link_hash_defined;
- undef->u.def.value = sym->u.def.value;
- undef->u.def.section = sym->u.def.section;
+ if (lead_at)
+ *cname = '_';
+ if (at)
+ * strchr (cname, '@') = 0;
+ sym = bfd_link_hash_lookup (link_info.hash, cname, FALSE, FALSE, TRUE);
- if (pe_enable_stdcall_fixup == -1)
- {
- einfo (_("Warning: resolving %s by linking to %s\n"),
- undef->root.string, cname);
- if (! gave_warning_message)
- {
- gave_warning_message = 1;
- einfo (_("Use --enable-stdcall-fixup to disable these warnings\n"));
- einfo (_("Use --disable-stdcall-fixup to disable these fixups\n"));
- }
- }
- }
+ if (sym && sym->type == bfd_link_hash_defined)
+ change_undef (undef, sym);
}
else
{
/* The symbol is a cdecl symbol, so we look for stdcall
symbols - which means scanning the whole symbol table. */
- pe_undef_found_sym = 0;
+ pe_undef_found_sym = NULL;
bfd_link_hash_traverse (link_info.hash, pe_undef_cdecl_match,
- (char *) undef->root.string);
- sym = pe_undef_found_sym;
- if (sym)
- {
- undef->type = bfd_link_hash_defined;
- undef->u.def.value = sym->u.def.value;
- undef->u.def.section = sym->u.def.section;
-
- if (pe_enable_stdcall_fixup == -1)
- {
- einfo (_("Warning: resolving %s by linking to %s\n"),
- undef->root.string, sym->root.string);
- if (! gave_warning_message)
- {
- gave_warning_message = 1;
- einfo (_("Use --enable-stdcall-fixup to disable these warnings\n"));
- einfo (_("Use --disable-stdcall-fixup to disable these fixups\n"));
- }
- }
- }
+ (char *) name);
+ if (pe_undef_found_sym)
+ change_undef (undef, pe_undef_found_sym);
}
}
}
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[4];
(unsigned long) rel->address, (long) rel->addend);
if (! bfd_get_section_contents (s->owner, s, addend, rel->address, sizeof (addend)))
- einfo (_("%C: Cannot get section contents - auto-import exception\n"),
+ einfo (_("%P: %C: cannot get section contents - auto-import exception\n"),
s->owner, s, rel->address);
- pe_create_import_fixup (rel, s, bfd_get_32 (s->owner, addend));
+ pe_create_import_fixup (rel, s, bfd_get_32 (s->owner, addend), name);
return 1;
}
pe_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)
{
- /* C++ symbols are *long*. */
- char buf[4096];
+ 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)
+ {
+ char *impname;
if (pe_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)
{
{
static bfd_boolean warned = FALSE;
- info_msg (_("Info: resolving %s by linking to %s (auto-import)\n"),
- undef->root.string, buf);
+ info_msg (_("Info: resolving %s by linking to %s "
+ "(auto-import)\n"), name, impname);
/* PR linker/4844. */
if (! warned)
{
warned = TRUE;
- einfo (_("%P: warning: auto-importing has been activated without --enable-auto-import specified on the command line.\n\
-This should work unless it involves constant data structures referencing symbols from auto-imported DLLs.\n"));
+ einfo (_("%P: warning: auto-importing has been activated "
+ "without --enable-auto-import specified on the "
+ "command line; this should work unless it "
+ "involves constant data structures referencing "
+ "symbols from auto-imported DLLs\n"));
}
}
if (!bfd_generic_link_read_symbols (b))
{
- einfo (_("%B%F: could not read symbols: %E\n"), b);
+ einfo (_("%F%P: %pB: could not read symbols: %E\n"), b);
return;
}
if (pe_dll_extra_pe_debug)
printf ("->%s\n", symbols[i]->name);
- pe_data_import_dll = (char*) (symbols[i]->name +
- sizeof (U ("_head_")) - 1);
+ pe_data_import_dll = (char *) (symbols[i]->name
+ + U_SIZE ("_head_") - 1);
break;
}
- pe_walk_relocs_of_symbol (&link_info, undef->root.string,
- make_import_fixup);
+ pe_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
pr_sym (struct bfd_hash_entry *h, void *inf ATTRIBUTE_UNUSED)
{
- if (pe_dll_extra_pe_debug)
- printf ("+%s\n", h->string);
+ printf ("+%s\n", h->string);
return TRUE;
}
#endif /* DLL_SUPPORT */
-static void
+static void
debug_section_p (bfd *abfd ATTRIBUTE_UNUSED, asection *sect, void *obj)
{
int *found = (int *) obj;
*found = 1;
}
+static bfd_boolean
+pecoff_checksum_contents (bfd *abfd,
+ void (*process) (const void *, size_t, void *),
+ void *arg)
+{
+ file_ptr filepos = (file_ptr) 0;
+
+ while (1)
+ {
+ unsigned char b;
+ int status;
+
+ if (bfd_seek (abfd, filepos, SEEK_SET) != 0)
+ return 0;
+
+ status = bfd_bread (&b, (bfd_size_type) 1, abfd);
+ if (status < 1)
+ {
+ break;
+ }
+
+ (*process) (&b, 1, arg);
+ filepos += 1;
+ }
+
+ return TRUE;
+}
+
+static bfd_boolean
+write_build_id (bfd *abfd)
+{
+ struct pe_tdata *t = pe_data (abfd);
+ asection *asec;
+ struct bfd_link_order *link_order = NULL;
+ unsigned char *contents;
+ bfd_size_type size;
+ bfd_size_type build_id_size;
+ unsigned char *build_id;
+
+ /* 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 (link_order)
+ break;
+ }
+
+ if (!link_order)
+ {
+ einfo (_("%P: warning: .buildid section discarded,"
+ " --build-id ignored\n"));
+ return TRUE;
+ }
+
+ if (t->build_id.sec->contents == NULL)
+ t->build_id.sec->contents = (unsigned char *) xmalloc (t->build_id.sec->size);
+ contents = t->build_id.sec->contents;
+ size = t->build_id.sec->size;
+
+ build_id_size = compute_build_id_size (t->build_id.style);
+ build_id = xmalloc (build_id_size);
+ generate_build_id (abfd, t->build_id.style, pecoff_checksum_contents, build_id, build_id_size);
+
+ bfd_vma ib = pe_data (link_info.output_bfd)->pe_opthdr.ImageBase;
+
+ /* Construct a debug directory entry which points to an immediately following CodeView record. */
+ struct internal_IMAGE_DEBUG_DIRECTORY idd;
+ idd.Characteristics = 0;
+ idd.TimeDateStamp = 0;
+ idd.MajorVersion = 0;
+ idd.MinorVersion = 0;
+ idd.Type = PE_IMAGE_DEBUG_TYPE_CODEVIEW;
+ idd.SizeOfData = sizeof (CV_INFO_PDB70) + 1;
+ idd.AddressOfRawData = asec->vma - ib + link_order->offset
+ + sizeof (struct external_IMAGE_DEBUG_DIRECTORY);
+ idd.PointerToRawData = asec->filepos + link_order->offset
+ + sizeof (struct external_IMAGE_DEBUG_DIRECTORY);
+
+ struct external_IMAGE_DEBUG_DIRECTORY *ext = (struct external_IMAGE_DEBUG_DIRECTORY *)contents;
+ _bfd_XXi_swap_debugdir_out (abfd, &idd, ext);
+
+ /* Write the debug directory entry. */
+ if (bfd_seek (abfd, asec->filepos + link_order->offset, SEEK_SET) != 0)
+ return 0;
+
+ if (bfd_bwrite (contents, size, abfd) != size)
+ return 0;
+
+ /* Construct the CodeView record. */
+ CODEVIEW_INFO cvinfo;
+ cvinfo.CVSignature = CVINFO_PDB70_CVSIGNATURE;
+ cvinfo.Age = 1;
+
+ /* Zero pad or truncate the generated build_id to fit in the CodeView record. */
+ memset (&(cvinfo.Signature), 0, CV_INFO_SIGNATURE_LENGTH);
+ memcpy (&(cvinfo.Signature), build_id, (build_id_size > CV_INFO_SIGNATURE_LENGTH)
+ ? CV_INFO_SIGNATURE_LENGTH : build_id_size);
+
+ free (build_id);
+
+ /* Write the codeview record. */
+ if (_bfd_XXi_write_codeview_record (abfd, idd.PointerToRawData, &cvinfo) == 0)
+ return 0;
+
+ /* Record the location of the debug directory in the data directory. */
+ pe_data (link_info.output_bfd)->pe_opthdr.DataDirectory[PE_DEBUG_DATA].VirtualAddress
+ = asec->vma - ib + link_order->offset;
+ pe_data (link_info.output_bfd)->pe_opthdr.DataDirectory[PE_DEBUG_DATA].Size
+ = sizeof (struct external_IMAGE_DEBUG_DIRECTORY);
+
+ return TRUE;
+}
+
+/* Make .buildid section, and set up coff_tdata->build_id. */
+static bfd_boolean
+setup_build_id (bfd *ibfd)
+{
+ asection *s;
+ flagword flags;
+
+ if (!validate_build_id_style (emit_build_id))
+ {
+ 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, ".buildid", flags);
+ if (s != NULL)
+ {
+ struct pe_tdata *t = pe_data (link_info.output_bfd);
+ t->build_id.after_write_object_contents = &write_build_id;
+ t->build_id.style = emit_build_id;
+ t->build_id.sec = s;
+
+ /* Section is a fixed size:
+ One IMAGE_DEBUG_DIRECTORY entry, of type IMAGE_DEBUG_TYPE_CODEVIEW,
+ pointing at a CV_INFO_PDB70 record containing the build-id, with a
+ null byte for PdbFileName. */
+ s->size = sizeof (struct external_IMAGE_DEBUG_DIRECTORY)
+ + sizeof (CV_INFO_PDB70) + 1;
+
+ return TRUE;
+ }
+
+ einfo (_("%P: warning: cannot create .buildid section,"
+ " --build-id ignored\n"));
+ return FALSE;
+}
+
static void
gld_${EMULATION_NAME}_after_open (void)
{
+ after_open_default ();
+
#ifdef DLL_SUPPORT
if (pe_dll_extra_pe_debug)
{
printf ("-%s\n", sym->root.string);
bfd_hash_traverse (&link_info.hash->table, pr_sym, NULL);
- for (a = link_info.input_bfds; a; a = a->link_next)
+ for (a = link_info.input_bfds; a; a = a->link.next)
printf ("*%s\n",a->filename);
}
#endif
+ if (emit_build_id != NULL)
+ {
+ bfd *abfd;
+
+ /* Find a COFF input. */
+ for (abfd = link_info.input_bfds;
+ abfd != (bfd *) NULL; abfd = abfd->link.next)
+ if (bfd_get_flavour (abfd) == bfd_target_coff_flavour)
+ break;
+
+ /* If there are no COFF input files do not try to
+ add a build-id section. */
+ if (abfd == NULL
+ || !setup_build_id (abfd))
+ {
+ free ((char *) emit_build_id);
+ emit_build_id = NULL;
+ }
+ }
+
/* Pass the wacky PE command line options into the output bfd.
FIXME: This should be done via a function, rather than by
including an internal BFD header. */
if (coff_data (link_info.output_bfd) == NULL
|| coff_data (link_info.output_bfd)->pe == 0)
- einfo (_("%F%P: cannot perform PE operations on non PE output file '%B'.\n"),
+ einfo (_("%F%P: cannot perform PE operations on non PE output file '%pB'\n"),
link_info.output_bfd);
pe_data (link_info.output_bfd)->pe_opthdr = pe;
pe_data (link_info.output_bfd)->dll = init[DLLOFF].value;
pe_data (link_info.output_bfd)->real_flags |= real_flags;
+ pe_data (link_info.output_bfd)->insert_timestamp = insert_timestamp;
/* At this point we must decide whether to use long section names
in the output or not. If the user hasn't explicitly specified
find it, so enable it in that case. */
if (pe_use_coff_long_section_names < 0 && link_info.strip == strip_none)
{
- /* Iterate over all sections of all input BFDs, checking
- for any that begin 'debug_' and are long names. */
- LANG_FOR_EACH_INPUT_STATEMENT (is)
+ if (bfd_link_relocatable (&link_info))
+ pe_use_coff_long_section_names = 1;
+ else
{
- int found_debug = 0;
- bfd_map_over_sections (is->the_bfd, debug_section_p, &found_debug);
- if (found_debug)
- {
- pe_use_coff_long_section_names = 1;
- break;
- }
+ /* Iterate over all sections of all input BFDs, checking
+ for any that begin 'debug_' and are long names. */
+ LANG_FOR_EACH_INPUT_STATEMENT (is)
+ {
+ int found_debug = 0;
+
+ bfd_map_over_sections (is->the_bfd, debug_section_p, &found_debug);
+ if (found_debug)
+ {
+ pe_use_coff_long_section_names = 1;
+ break;
+ }
+ }
}
}
pe_find_data_imports ();
+ /* As possibly new symbols are added by imports, we rerun
+ stdcall/fastcall fixup here. */
+ if (pe_enable_stdcall_fixup) /* -1=warn or 1=disable */
+ pe_fixup_stdcalls ();
+
#if defined (TARGET_IS_i386pe) \
|| defined (TARGET_IS_armpe) \
|| defined (TARGET_IS_arm_epoc_pe) \
|| defined (TARGET_IS_arm_wince_pe)
- if (!link_info.relocatable)
+ if (!bfd_link_relocatable (&link_info))
pe_dll_build_sections (link_info.output_bfd, &link_info);
#else
- if (link_info.shared)
+ if (bfd_link_pic (&link_info))
pe_dll_build_sections (link_info.output_bfd, &link_info);
else
pe_exe_build_sections (link_info.output_bfd, &link_info);
These will only be created if the output format is an arm format,
hence we do not support linking and changing output formats at the
same time. Use a link followed by objcopy to change output formats. */
- einfo ("%F%X%P: error: cannot change output format whilst linking ARM binaries\n");
+ einfo (_("%F%P: error: cannot change output format "
+ "whilst linking %s binaries\n"), "ARM");
return;
}
{
if (!bfd_generic_link_read_symbols (is->the_bfd))
{
- einfo (_("%B%F: could not read symbols: %E\n"),
+ einfo (_("%F%P: %pB: could not read symbols: %E\n"),
is->the_bfd);
return;
}
if (nrelocs < 0)
{
free (relocs);
- einfo ("%X%P: unable to process relocs: %E\n");
+ einfo (_("%X%P: unable to process relocs: %E\n"));
return;
}
? bfd_get_filename (blhe->u.def.section->owner->my_archive)
: bfd_get_filename (blhe->u.def.section->owner);
- if (strcmp (bfd_get_filename (is->the_bfd->my_archive),
- other_bfd_filename) == 0)
+ if (filename_cmp (bfd_get_filename
+ (is->the_bfd->my_archive),
+ other_bfd_filename) == 0)
continue;
/* Rename this implib to match the other one. */
extension, and use that for the remainder of the
comparisons. */
pnt = strrchr (is3->the_bfd->filename, '.');
- if (pnt != NULL && strcmp (pnt, ".dll") == 0)
+ if (pnt != NULL && filename_cmp (pnt, ".dll") == 0)
break;
}
/* Skip static members, ie anything with a .obj
extension. */
pnt = strrchr (is2->the_bfd->filename, '.');
- if (pnt != NULL && strcmp (pnt, ".obj") == 0)
+ if (pnt != NULL && filename_cmp (pnt, ".obj") == 0)
continue;
- if (strcmp (is3->the_bfd->filename,
- is2->the_bfd->filename))
+ if (filename_cmp (is3->the_bfd->filename,
+ is2->the_bfd->filename))
{
is_ms_arch = 0;
break;
then leave the filename alone. */
pnt = strrchr (is->the_bfd->filename, '.');
- if (is_ms_arch && (strcmp (pnt, ".dll") == 0))
+ if (is_ms_arch && (filename_cmp (pnt, ".dll") == 0))
{
int idata2 = 0, reloc_count=0;
asection *sec;
if (!bfd_generic_link_read_symbols (is->the_bfd))
{
- einfo (_("%B%F: could not read symbols: %E\n"),
+ einfo (_("%F%P: %pB: could not read symbols: %E\n"),
is->the_bfd);
return;
}
/* If the symbol in the stub section has no other
undefined references, exclude the stub section
from the final link. */
- if (blhe && (blhe->type == bfd_link_hash_defined)
- && (blhe->u.undef.next == NULL))
+ if (blhe != NULL
+ && blhe->type == bfd_link_hash_defined
+ && blhe->u.undef.next == NULL
+ && blhe != link_info.hash->undefs_tail)
stub_sec->flags |= SEC_EXCLUDE;
}
}
if (!ppc_process_before_allocation (is->the_bfd, &link_info))
{
/* xgettext:c-format */
- einfo (_("Errors encountered processing file %s\n"), is->filename);
+ einfo (_("%P: errors encountered processing file %s\n"), is->filename);
}
}
}
(is->the_bfd, & link_info, support_old_code))
{
/* xgettext:c-format */
- einfo (_("Errors encountered processing file %s for interworking\n"),
+ einfo (_("%P: errors encountered processing file %s for interworking\n"),
is->filename);
}
}
int i;
for (i = 0; init[i].ptr; i++)
- if (strcmp (init[i].symbol, option) == 0)
+ if (strcmp (GET_INIT_SYMBOL_NAME (i), option) == 0)
return init[i].inited;
return 0;
}
#ifdef DLL_SUPPORT
const char *ext = entry->filename + strlen (entry->filename) - 4;
- if (strcmp (ext, ".def") == 0 || strcmp (ext, ".DEF") == 0)
+ if (filename_cmp (ext, ".def") == 0 || filename_cmp (ext, ".DEF") == 0)
{
pe_def_file = def_file_parse (entry->filename, pe_def_file);
{
struct bfd_link_hash_entry *h;
- sprintf (buf, "%s%s", U (""), pe_def_file->exports[i].internal_name);
+ sprintf (buf, "%s%s", U (""),
+ pe_def_file->exports[i].internal_name);
h = bfd_link_hash_lookup (link_info.hash, buf, TRUE, TRUE, TRUE);
if (h == (struct bfd_link_hash_entry *) NULL)
- einfo (_("%P%F: bfd_link_hash_lookup failed: %E\n"));
+ einfo (_("%F%P: bfd_link_hash_lookup failed: %E\n"));
if (h->type == bfd_link_hash_new)
{
h->type = bfd_link_hash_undefined;
/* def_file_print (stdout, pe_def_file); */
if (pe_def_file->is_dll == 1)
- link_info.shared = 1;
+ link_info.type = type_dll;
if (pe_def_file->base_address != (bfd_vma)(-1))
{
= pe_def_file->base_address;
init[IMAGEBASEOFF].inited = 1;
if (image_base_statement)
- image_base_statement->exp = exp_assop ('=', "__image_base__",
- exp_intop (pe.ImageBase));
+ image_base_statement->exp
+ = exp_assign ("__image_base__", exp_intop (pe.ImageBase),
+ FALSE);
}
if (pe_def_file->stack_reserve != -1
#ifdef TARGET_IS_shpe
pe_dll_id_target ("pei-shl");
#endif
-#ifdef TARGET_IS_mipspe
- pe_dll_id_target ("pei-mips");
-#endif
#ifdef TARGET_IS_armpe
pe_dll_id_target ("pei-arm-little");
#endif
finish_default ();
#ifdef DLL_SUPPORT
- if (link_info.shared
-#if !defined(TARGET_IS_shpe) && !defined(TARGET_IS_mipspe)
- || (!link_info.relocatable && pe_def_file->num_exports != 0)
+ if (bfd_link_pic (&link_info)
+#if !defined(TARGET_IS_shpe)
+ || (!bfd_link_relocatable (&link_info)
+ && pe_def_file->num_exports != 0)
#endif
)
{
pe_dll_fill_sections (link_info.output_bfd, &link_info);
- if (pe_implib_filename)
- pe_dll_generate_implib (pe_def_file, pe_implib_filename, &link_info);
+ if (command_line.out_implib_filename)
+ pe_dll_generate_implib (pe_def_file, command_line.out_implib_filename,
+ &link_info);
}
-#if defined(TARGET_IS_shpe) || defined(TARGET_IS_mipspe)
+#if defined(TARGET_IS_shpe)
/* ARM doesn't need relocs. */
else
{
char *dollar = NULL;
lang_output_section_statement_type *os;
lang_statement_list_type add_child;
+ lang_output_section_statement_type *match_by_name = NULL;
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;
If the section already exists but does not have any flags set,
then it has been created by the linker, probably as a result of
a --section-start command line switch. */
- lang_add_section (&add_child, s, os);
+ lang_add_section (&add_child, s, NULL, os);
break;
}
+
+ /* Save unused output sections in case we can match them
+ against orphans later. */
+ if (os->bfd_section == NULL)
+ match_by_name = os;
}
+ /* If we didn't match an active output section, see if we matched an
+ unused one and use that. */
+ if (os == NULL && match_by_name)
+ {
+ lang_add_section (&match_by_name->children, s, NULL, match_by_name);
+ return match_by_name;
+ }
+
if (os == NULL)
{
static struct orphan_save hold[] =
{ ".text",
SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE,
0, 0, 0, 0 },
+ { ".idata",
+ SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
+ 0, 0, 0, 0 },
{ ".rdata",
SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
0, 0, 0, 0 },
enum orphan_save_index
{
orphan_text = 0,
+ orphan_idata,
orphan_rodata,
orphan_data,
orphan_bss
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)
- place = &hold[orphan_rodata];
+ else if ((flags & SEC_CODE) == 0)
+ {
+ place = (!strncmp (secname, ".idata\$", 7) ? &hold[orphan_idata]
+ : &hold[orphan_rodata]);
+ }
else
place = &hold[orphan_text];
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
->output_section_statement);
}
- /* All sections in an executable must be aligned to a page boundary. */
+ /* All sections in an executable must be aligned to a page boundary.
+ In a relocatable link, just preserve the incoming alignment; the
+ address is discarded by lang_insert_orphan in that case, anyway. */
address = exp_unop (ALIGN_K, exp_nameop (NAME, "__section_alignment__"));
os = lang_insert_orphan (s, secname, constraint, after, place, address,
&add_child);
+ if (bfd_link_relocatable (&link_info))
+ {
+ os->section_alignment = s->alignment_power;
+ os->bfd_section->alignment_power = s->alignment_power;
+ }
}
/* If the section name has a '\$', sort it with the other '\$'
/* 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 },
unsigned int i;
- if (! entry->is_archive)
+ if (! entry->flags.maybe_archive || entry->flags.full_name_provided)
return FALSE;
filename = entry->filename;
{
*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${EMULATION_NAME}.c
echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
if test -n "$GENERATE_AUTO_IMPORT_SCRIPT" ; then
-echo ' ; else if (link_info.pei386_auto_import == 1) return' >> e${EMULATION_NAME}.c
+echo ' ; else if (link_info.pei386_auto_import == 1 && (MERGE_RDATA_V2 || link_info.pei386_runtime_pseudo_reloc != 2)) return' >> e${EMULATION_NAME}.c
sed $sc ldscripts/${EMULATION_NAME}.xa >> e${EMULATION_NAME}.c
fi
echo ' ; else return' >> e${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,
gld_${EMULATION_NAME}_list_options,
gld_${EMULATION_NAME}_recognized_file,
gld_${EMULATION_NAME}_find_potential_libraries,
- NULL /* new_vers_pattern. */
+ NULL, /* new_vers_pattern. */
+ NULL /* extra_map_file_text. */
};
EOF
projects / deliverable / binutils-gdb.git / blobdiff