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authorAndrew Hsieh <andrewhsieh@google.com>2014-06-13 12:38:00 -0700
committerAndrew Hsieh <andrewhsieh@google.com>2014-06-13 12:38:00 -0700
commit54f1b3cf509cd889905287cb8ce6c5ae33911a21 (patch)
treee39b1a7fa04db86a8215b7f9d4656d74e394aec0 /binutils-2.25/ld/emultempl/pe.em
parent2a6558a8ecfb81d75215b4ec7dc61113e12cfd5f (diff)
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Add upstream binutils-2.25 snapshot 4/4 2014
For MIPS -mmsa support Change-Id: I08c4f002fa7b33dec85ed75956e6ab551bb03c96
Diffstat (limited to 'binutils-2.25/ld/emultempl/pe.em')
-rw-r--r--binutils-2.25/ld/emultempl/pe.em2232
1 files changed, 2232 insertions, 0 deletions
diff --git a/binutils-2.25/ld/emultempl/pe.em b/binutils-2.25/ld/emultempl/pe.em
new file mode 100644
index 00000000..4df7753c
--- /dev/null
+++ b/binutils-2.25/ld/emultempl/pe.em
@@ -0,0 +1,2232 @@
+# This shell script emits a C file. -*- C -*-
+# It does some substitutions.
+if [ -z "$MACHINE" ]; then
+ OUTPUT_ARCH=${ARCH}
+else
+ OUTPUT_ARCH=${ARCH}:${MACHINE}
+fi
+rm -f e${EMULATION_NAME}.c
+(echo;echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-)
+fragment <<EOF
+/* Copyright 1995-2013 Free Software Foundation, Inc.
+
+ This file is part of the GNU Binutils.
+
+ 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. */
+
+
+/* For WINDOWS_NT */
+/* The original file generated returned different default scripts depending
+ on whether certain switches were set, but these switches pertain to the
+ Linux system and that particular version of coff. In the NT case, we
+ only determine if the subsystem is console or windows in order to select
+ the correct entry point by default. */
+
+#define TARGET_IS_${EMULATION_NAME}
+
+/* Do this before including bfd.h, so we prototype the right functions. */
+
+#if defined(TARGET_IS_armpe) \
+ || defined(TARGET_IS_arm_epoc_pe) \
+ || defined(TARGET_IS_arm_wince_pe)
+#define bfd_arm_allocate_interworking_sections \
+ bfd_${EMULATION_NAME}_allocate_interworking_sections
+#define bfd_arm_get_bfd_for_interworking \
+ bfd_${EMULATION_NAME}_get_bfd_for_interworking
+#define bfd_arm_process_before_allocation \
+ bfd_${EMULATION_NAME}_process_before_allocation
+#endif
+
+#include "sysdep.h"
+#include "bfd.h"
+#include "bfdlink.h"
+#include "getopt.h"
+#include "libiberty.h"
+#include "filenames.h"
+#include "ld.h"
+#include "ldmain.h"
+#include "ldexp.h"
+#include "ldlang.h"
+#include "ldfile.h"
+#include "ldemul.h"
+#include <ldgram.h>
+#include "ldlex.h"
+#include "ldmisc.h"
+#include "ldctor.h"
+#include "coff/internal.h"
+
+/* FIXME: See bfd/peXXigen.c for why we include an architecture specific
+ header in generic PE code. */
+#include "coff/i386.h"
+#include "coff/pe.h"
+
+/* FIXME: This is a BFD internal header file, and we should not be
+ using it here. */
+#include "../bfd/libcoff.h"
+
+#include "deffile.h"
+#include "pe-dll.h"
+#include "safe-ctype.h"
+
+/* Permit the emulation parameters to override the default section
+ alignment by setting OVERRIDE_SECTION_ALIGNMENT. FIXME: This makes
+ it seem that include/coff/internal.h should not define
+ PE_DEF_SECTION_ALIGNMENT. */
+#if PE_DEF_SECTION_ALIGNMENT != ${OVERRIDE_SECTION_ALIGNMENT:-PE_DEF_SECTION_ALIGNMENT}
+#undef PE_DEF_SECTION_ALIGNMENT
+#define PE_DEF_SECTION_ALIGNMENT ${OVERRIDE_SECTION_ALIGNMENT}
+#endif
+
+#if defined(TARGET_IS_i386pe) \
+ || defined(TARGET_IS_shpe) \
+ || 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
+#undef NT_EXE_IMAGE_BASE
+#undef PE_DEF_SECTION_ALIGNMENT
+#undef PE_DEF_FILE_ALIGNMENT
+#define NT_EXE_IMAGE_BASE 0x00010000
+
+#if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_wince_pe)
+#define PE_DEF_SECTION_ALIGNMENT 0x00001000
+#define PE_DEF_SUBSYSTEM 9
+#else
+#define PE_DEF_SECTION_ALIGNMENT 0x00000400
+#define PE_DEF_SUBSYSTEM 2
+#endif
+#define PE_DEF_FILE_ALIGNMENT 0x00000200
+#endif
+
+static struct internal_extra_pe_aouthdr pe;
+static int dll;
+static int pe_subsystem = ${SUBSYSTEM};
+static flagword real_flags = 0;
+static int support_old_code = 0;
+static char * thumb_entry_symbol = NULL;
+static lang_assignment_statement_type *image_base_statement = 0;
+static unsigned short pe_dll_characteristics = 0;
+
+#ifdef DLL_SUPPORT
+static int pe_enable_stdcall_fixup = -1; /* 0=disable 1=enable. */
+static char *pe_out_def_filename = NULL;
+static char *pe_implib_filename = NULL;
+static int pe_enable_auto_image_base = 0;
+static char *pe_dll_search_prefix = NULL;
+#endif
+
+extern const char *output_filename;
+
+static int is_underscoring (void)
+{
+ int u = 0;
+ if (pe_leading_underscore != -1)
+ return pe_leading_underscore;
+ if (!bfd_get_target_info ("${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
+ 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};
+ /* Use by default version. */
+ link_info.pei386_runtime_pseudo_reloc = DEFAULT_PSEUDO_RELOC_VERSION;
+#endif
+}
+
+/* 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_BASE_FILE (300 + 1)
+#define OPTION_DLL (OPTION_BASE_FILE + 1)
+#define OPTION_FILE_ALIGNMENT (OPTION_DLL + 1)
+#define OPTION_IMAGE_BASE (OPTION_FILE_ALIGNMENT + 1)
+#define OPTION_MAJOR_IMAGE_VERSION (OPTION_IMAGE_BASE + 1)
+#define OPTION_MAJOR_OS_VERSION (OPTION_MAJOR_IMAGE_VERSION + 1)
+#define OPTION_MAJOR_SUBSYSTEM_VERSION (OPTION_MAJOR_OS_VERSION + 1)
+#define OPTION_MINOR_IMAGE_VERSION (OPTION_MAJOR_SUBSYSTEM_VERSION + 1)
+#define OPTION_MINOR_OS_VERSION (OPTION_MINOR_IMAGE_VERSION + 1)
+#define OPTION_MINOR_SUBSYSTEM_VERSION (OPTION_MINOR_OS_VERSION + 1)
+#define OPTION_SECTION_ALIGNMENT (OPTION_MINOR_SUBSYSTEM_VERSION + 1)
+#define OPTION_STACK (OPTION_SECTION_ALIGNMENT + 1)
+#define OPTION_SUBSYSTEM (OPTION_STACK + 1)
+#define OPTION_HEAP (OPTION_SUBSYSTEM + 1)
+#define OPTION_SUPPORT_OLD_CODE (OPTION_HEAP + 1)
+#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_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_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)
+#define OPTION_DISABLE_AUTO_IMAGE_BASE (OPTION_ENABLE_AUTO_IMAGE_BASE + 1)
+#define OPTION_DLL_SEARCH_PREFIX (OPTION_DISABLE_AUTO_IMAGE_BASE + 1)
+#define OPTION_NO_DEFAULT_EXCLUDES (OPTION_DLL_SEARCH_PREFIX + 1)
+#define OPTION_DLL_ENABLE_AUTO_IMPORT (OPTION_NO_DEFAULT_EXCLUDES + 1)
+#define OPTION_DLL_DISABLE_AUTO_IMPORT (OPTION_DLL_ENABLE_AUTO_IMPORT + 1)
+#define OPTION_ENABLE_EXTRA_PE_DEBUG (OPTION_DLL_DISABLE_AUTO_IMPORT + 1)
+#define OPTION_EXCLUDE_LIBS (OPTION_ENABLE_EXTRA_PE_DEBUG + 1)
+#define OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC \
+ (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_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_LEADING_UNDERSCORE + 1)
+#define OPTION_DISABLE_LONG_SECTION_NAMES \
+ (OPTION_ENABLE_LONG_SECTION_NAMES + 1)
+/* 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_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)
+
+static void
+gld${EMULATION_NAME}_add_options
+ (int ns ATTRIBUTE_UNUSED,
+ char **shortopts ATTRIBUTE_UNUSED,
+ int nl,
+ struct option **longopts,
+ int nrl ATTRIBUTE_UNUSED,
+ struct option **really_longopts ATTRIBUTE_UNUSED)
+{
+ 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},
+ {"heap", required_argument, NULL, OPTION_HEAP},
+ {"image-base", required_argument, NULL, OPTION_IMAGE_BASE},
+ {"major-image-version", required_argument, NULL, OPTION_MAJOR_IMAGE_VERSION},
+ {"major-os-version", required_argument, NULL, OPTION_MAJOR_OS_VERSION},
+ {"major-subsystem-version", required_argument, NULL, OPTION_MAJOR_SUBSYSTEM_VERSION},
+ {"minor-image-version", required_argument, NULL, OPTION_MINOR_IMAGE_VERSION},
+ {"minor-os-version", required_argument, NULL, OPTION_MINOR_OS_VERSION},
+ {"minor-subsystem-version", required_argument, NULL, OPTION_MINOR_SUBSYSTEM_VERSION},
+ {"section-alignment", required_argument, NULL, OPTION_SECTION_ALIGNMENT},
+ {"stack", required_argument, NULL, OPTION_STACK},
+ {"subsystem", required_argument, NULL, OPTION_SUBSYSTEM},
+ {"support-old-code", no_argument, NULL, OPTION_SUPPORT_OLD_CODE},
+ {"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},
+#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},
+ {"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},
+ {"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-auto-import", no_argument, NULL, OPTION_DLL_ENABLE_AUTO_IMPORT},
+ {"disable-auto-import", no_argument, NULL, OPTION_DLL_DISABLE_AUTO_IMPORT},
+ {"enable-extra-pe-debug", no_argument, NULL, OPTION_ENABLE_EXTRA_PE_DEBUG},
+ {"enable-runtime-pseudo-reloc", no_argument, NULL, OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC},
+ {"disable-runtime-pseudo-reloc", no_argument, NULL, OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC},
+ {"enable-runtime-pseudo-reloc-v1", no_argument, NULL, OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V1},
+ {"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},
+ {"forceinteg", no_argument, NULL, OPTION_FORCE_INTEGRITY},
+ {"nxcompat", no_argument, NULL, OPTION_NX_COMPAT},
+ {"no-isolation", no_argument, NULL, OPTION_NO_ISOLATION},
+ {"no-seh", no_argument, NULL, OPTION_NO_SEH},
+ {"no-bind", no_argument, NULL, OPTION_NO_BIND},
+ {"wdmdriver", no_argument, NULL, OPTION_WDM_DRIVER},
+ {"tsaware", no_argument, NULL, OPTION_TERMINAL_SERVER_AWARE},
+ {NULL, no_argument, NULL, 0}
+ };
+
+ *longopts
+ = xrealloc (*longopts, nl * sizeof (struct option) + sizeof (xtra_long));
+ memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long));
+}
+
+/* PE/WIN32; added routines to get the subsystem type, heap and/or stack
+ parameters which may be input from the command line. */
+
+typedef struct
+{
+ void *ptr;
+ int size;
+ 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;
+
+/* 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 == FALSE || (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, FALSE),
+#define DLLOFF 1
+ {&dll, sizeof(dll), 0, "__dll__", 0, FALSE},
+#define MSIMAGEBASEOFF 2
+ 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, FALSE),
+#else
+ D(MajorSubsystemVersion,"__major_subsystem_version__", 4, FALSE),
+#endif
+ D(MinorSubsystemVersion,"__minor_subsystem_version__", 0, FALSE),
+ D(Subsystem,"__subsystem__", ${SUBSYSTEM}, FALSE),
+ D(SizeOfStackReserve,"__size_of_stack_reserve__", 0x200000, FALSE),
+ D(SizeOfStackCommit,"__size_of_stack_commit__", 0x1000, FALSE),
+ D(SizeOfHeapReserve,"__size_of_heap_reserve__", 0x100000, FALSE),
+ D(SizeOfHeapCommit,"__size_of_heap_commit__", 0x1000, FALSE),
+ D(LoaderFlags,"__loader_flags__", 0x0, FALSE),
+ D(DllCharacteristics, "__dll_characteristics__", 0x0, FALSE),
+ { NULL, 0, 0, NULL, 0 , FALSE}
+};
+
+
+static void
+gld_${EMULATION_NAME}_list_options (FILE *file)
+{
+ fprintf (file, _(" --base_file <basefile> Generate a base file for relocatable DLLs\n"));
+ fprintf (file, _(" --dll Set image base to the default for DLLs\n"));
+ fprintf (file, _(" --file-alignment <size> Set file alignment\n"));
+ fprintf (file, _(" --heap <size> Set initial size of the heap\n"));
+ fprintf (file, _(" --image-base <address> Set start address of the executable\n"));
+ fprintf (file, _(" --major-image-version <number> Set version number of the executable\n"));
+ fprintf (file, _(" --major-os-version <number> Set minimum required OS version\n"));
+ fprintf (file, _(" --major-subsystem-version <number> Set minimum required OS subsystem version\n"));
+ fprintf (file, _(" --minor-image-version <number> Set revision number of the executable\n"));
+ fprintf (file, _(" --minor-os-version <number> Set minimum required OS revision\n"));
+ fprintf (file, _(" --minor-subsystem-version <number> Set minimum required OS subsystem revision\n"));
+ fprintf (file, _(" --section-alignment <size> Set section alignment\n"));
+ 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"));
+#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, _(" --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, _(" --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 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\
+ adding pseudo-relocations resolved at\n\
+ runtime.\n"));
+ fprintf (file, _(" --disable-runtime-pseudo-reloc Do not add runtime pseudo-relocations for\n\
+ auto-imported DATA.\n"));
+ fprintf (file, _(" --enable-extra-pe-debug Enable verbose debug output when building\n\
+ or linking to DLLs (esp. auto-import)\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"));
+}
+
+
+static void
+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, GET_INIT_SYMBOL_NAME (i)) == 0)
+ {
+ init[i].value = val;
+ init[i].inited = 1;
+ if (strcmp (name,"__image_base__") == 0)
+ set_pe_name (U ("__ImageBase"), val);
+ return;
+ }
+ }
+ 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 (link_info.shared || 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;
+ char *end;
+ int len;
+ int i;
+ unsigned long temp_subsystem;
+ static const struct
+ {
+ const char *name;
+ const int value;
+ }
+ v[] =
+ {
+ { "native", 1},
+ { "windows", 2},
+ { "console", 3},
+ { "posix", 7},
+ { "wince", 9},
+ { "xbox", 14},
+ { NULL, 0 }
+ };
+
+ /* Check for the presence of a version number. */
+ sver = strchr (optarg, ':');
+ if (sver == NULL)
+ len = strlen (optarg);
+ else
+ {
+ len = sver - optarg;
+ set_pe_name ("__major_subsystem_version__",
+ strtoul (sver + 1, &end, 0));
+ if (*end == '.')
+ set_pe_name ("__minor_subsystem_version__",
+ strtoul (end + 1, &end, 0));
+ if (*end != '\0')
+ einfo (_("%P: warning: bad version number in -subsystem option\n"));
+ }
+
+ /* Check for numeric subsystem. */
+ temp_subsystem = strtoul (optarg, & end, 0);
+ if ((*end == ':' || *end == '\0') && (temp_subsystem < 65536))
+ {
+ /* Search list for a numeric match to use its entry point. */
+ for (i = 0; v[i].name; i++)
+ if (v[i].value == (int) temp_subsystem)
+ break;
+
+ /* Use this subsystem. */
+ pe_subsystem = (int) temp_subsystem;
+ }
+ else
+ {
+ /* Search for subsystem by name. */
+ for (i = 0; v[i].name; i++)
+ if (strncmp (optarg, v[i].name, len) == 0
+ && v[i].name[len] == '\0')
+ break;
+
+ if (v[i].name == NULL)
+ {
+ einfo (_("%P%F: invalid subsystem type %s\n"), optarg);
+ return;
+ }
+
+ pe_subsystem = v[i].value;
+ }
+
+ set_pe_name ("__subsystem__", pe_subsystem);
+
+ return;
+}
+
+
+static void
+set_pe_value (char *name)
+{
+ char *end;
+
+ set_pe_name (name, strtoul (optarg, &end, 0));
+
+ if (end == optarg)
+ einfo (_("%P%F: invalid hex number for PE parameter '%s'\n"), optarg);
+
+ optarg = end;
+}
+
+
+static void
+set_pe_stack_heap (char *resname, char *comname)
+{
+ set_pe_value (resname);
+
+ if (*optarg == ',')
+ {
+ optarg++;
+ set_pe_value (comname);
+ }
+ else if (*optarg)
+ einfo (_("%P%F: strange hex info for PE parameter '%s'\n"), optarg);
+}
+
+
+static bfd_boolean
+gld${EMULATION_NAME}_handle_option (int optc)
+{
+ switch (optc)
+ {
+ default:
+ return FALSE;
+
+ case OPTION_BASE_FILE:
+ link_info.base_file = fopen (optarg, FOPEN_WB);
+ if (link_info.base_file == NULL)
+ einfo (_("%F%P: cannot open base file %s\n"), optarg);
+ break;
+
+ /* PE options. */
+ case OPTION_HEAP:
+ set_pe_stack_heap ("__size_of_heap_reserve__", "__size_of_heap_commit__");
+ break;
+ case OPTION_STACK:
+ set_pe_stack_heap ("__size_of_stack_reserve__", "__size_of_stack_commit__");
+ break;
+ case OPTION_SUBSYSTEM:
+ set_pe_subsystem ();
+ break;
+ case OPTION_MAJOR_OS_VERSION:
+ set_pe_value ("__major_os_version__");
+ break;
+ case OPTION_MINOR_OS_VERSION:
+ set_pe_value ("__minor_os_version__");
+ break;
+ case OPTION_MAJOR_SUBSYSTEM_VERSION:
+ set_pe_value ("__major_subsystem_version__");
+ break;
+ case OPTION_MINOR_SUBSYSTEM_VERSION:
+ set_pe_value ("__minor_subsystem_version__");
+ break;
+ case OPTION_MAJOR_IMAGE_VERSION:
+ set_pe_value ("__major_image_version__");
+ break;
+ case OPTION_MINOR_IMAGE_VERSION:
+ set_pe_value ("__minor_image_version__");
+ break;
+ case OPTION_FILE_ALIGNMENT:
+ set_pe_value ("__file_alignment__");
+ break;
+ case OPTION_SECTION_ALIGNMENT:
+ set_pe_value ("__section_alignment__");
+ break;
+ case OPTION_DLL:
+ set_pe_name ("__dll__", 1);
+ break;
+ case OPTION_IMAGE_BASE:
+ set_pe_value ("__image_base__");
+ break;
+ case OPTION_SUPPORT_OLD_CODE:
+ support_old_code = 1;
+ break;
+ case OPTION_THUMB_ENTRY:
+ thumb_entry_symbol = optarg;
+ break;
+ 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;
+#ifdef DLL_SUPPORT
+ case OPTION_OUT_DEF:
+ pe_out_def_filename = xstrdup (optarg);
+ break;
+ case OPTION_EXPORT_ALL:
+ pe_dll_export_everything = 1;
+ break;
+ 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_EXCLUDE_MODULES_FOR_IMPLIB:
+ pe_dll_add_excludes (optarg, EXCLUDEFORIMPLIB);
+ break;
+ case OPTION_KILL_ATS:
+ pe_dll_kill_ats = 1;
+ break;
+ case OPTION_STDCALL_ALIASES:
+ pe_dll_stdcall_aliases = 1;
+ break;
+ case OPTION_ENABLE_STDCALL_FIXUP:
+ pe_enable_stdcall_fixup = 1;
+ 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;
+ case OPTION_IMP_COMPAT:
+ pe_dll_compat_implib = 1;
+ break;
+ case OPTION_ENABLE_AUTO_IMAGE_BASE:
+ pe_enable_auto_image_base = 1;
+ break;
+ case OPTION_DISABLE_AUTO_IMAGE_BASE:
+ pe_enable_auto_image_base = 0;
+ break;
+ case OPTION_DLL_SEARCH_PREFIX:
+ pe_dll_search_prefix = xstrdup (optarg);
+ break;
+ case OPTION_NO_DEFAULT_EXCLUDES:
+ pe_dll_do_default_excludes = 0;
+ break;
+ case OPTION_DLL_ENABLE_AUTO_IMPORT:
+ link_info.pei386_auto_import = 1;
+ break;
+ case OPTION_DLL_DISABLE_AUTO_IMPORT:
+ link_info.pei386_auto_import = 0;
+ break;
+ case OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC:
+ 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;
+ break;
+ case OPTION_DLL_ENABLE_RUNTIME_PSEUDO_RELOC_V2:
+ link_info.pei386_runtime_pseudo_reloc = 2;
+ break;
+ case OPTION_DLL_DISABLE_RUNTIME_PSEUDO_RELOC:
+ link_info.pei386_runtime_pseudo_reloc = 0;
+ break;
+ case OPTION_ENABLE_EXTRA_PE_DEBUG:
+ pe_dll_extra_pe_debug = 1;
+ break;
+#endif
+ 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_DISABLE_LONG_SECTION_NAMES:
+ pe_use_coff_long_section_names = 0;
+ break;
+/* Get DLLCharacteristics bits */
+ case OPTION_DYNAMIC_BASE:
+ pe_dll_characteristics |= IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE;
+ break;
+ case OPTION_FORCE_INTEGRITY:
+ pe_dll_characteristics |= IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY;
+ break;
+ case OPTION_NX_COMPAT:
+ pe_dll_characteristics |= IMAGE_DLL_CHARACTERISTICS_NX_COMPAT;
+ break;
+ case OPTION_NO_ISOLATION:
+ pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_NO_ISOLATION;
+ break;
+ case OPTION_NO_SEH:
+ pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_NO_SEH;
+ break;
+ case OPTION_NO_BIND:
+ pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_NO_BIND;
+ break;
+ case OPTION_WDM_DRIVER:
+ pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_WDM_DRIVER;
+ break;
+ case OPTION_TERMINAL_SERVER_AWARE:
+ pe_dll_characteristics |= IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE;
+ break;
+ }
+
+ /* Set DLLCharacteristics bits */
+ set_pe_name ("__dll_characteristics__", pe_dll_characteristics);
+
+ return TRUE;
+}
+
+
+#ifdef DLL_SUPPORT
+static unsigned long
+strhash (const char *str)
+{
+ const unsigned char *s;
+ unsigned long hash;
+ unsigned int c;
+ unsigned int len;
+
+ hash = 0;
+ len = 0;
+ s = (const unsigned char *) str;
+ while ((c = *s++) != '\0')
+ {
+ hash += c + (c << 17);
+ hash ^= hash >> 2;
+ ++len;
+ }
+ hash += len + (len << 17);
+ hash ^= hash >> 2;
+
+ return hash;
+}
+
+/* Use the output file to create a image base for relocatable DLLs. */
+
+static unsigned long
+compute_dll_image_base (const char *ofile)
+{
+ unsigned long hash = strhash (ofile);
+ return 0x61300000 + ((hash << 16) & 0x0FFC0000);
+}
+#endif
+
+/* Assign values to the special symbols before the linker script is
+ read. */
+
+static void
+gld_${EMULATION_NAME}_set_symbols (void)
+{
+ /* Run through and invent symbols for all the
+ names and insert the defaults. */
+ int j;
+
+ is_underscoring ();
+
+ if (!init[IMAGEBASEOFF].inited)
+ {
+ if (link_info.relocatable)
+ init[IMAGEBASEOFF].value = 0;
+ else if (init[DLLOFF].value || (link_info.shared && !link_info.pie))
+ {
+#ifdef DLL_SUPPORT
+ init[IMAGEBASEOFF].value = (pe_enable_auto_image_base
+ ? compute_dll_image_base (output_filename)
+ : NT_DLL_IMAGE_BASE);
+#else
+ init[IMAGEBASEOFF].value = NT_DLL_IMAGE_BASE;
+#endif
+ }
+ else
+ init[IMAGEBASEOFF].value = NT_EXE_IMAGE_BASE;
+ init[MSIMAGEBASEOFF].value = init[IMAGEBASEOFF].value;
+ }
+
+ /* Don't do any symbol assignments if this is a relocatable link. */
+ if (link_info.relocatable)
+ return;
+
+ /* Glue the assignments into the abs section. */
+ push_stat_ptr (&abs_output_section->children);
+
+ for (j = 0; init[j].ptr; j++)
+ {
+ long val = init[j].value;
+ lang_assignment_statement_type *rv;
+
+ 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))
+ *(int *) init[j].ptr = val;
+ else if (init[j].size == sizeof (long))
+ *(long *) init[j].ptr = val;
+ /* This might be a long long or other special type. */
+ else if (init[j].size == sizeof (bfd_vma))
+ *(bfd_vma *) init[j].ptr = val;
+ else abort ();
+ if (j == IMAGEBASEOFF)
+ image_base_statement = rv;
+ }
+ /* Restore the pointer. */
+ pop_stat_ptr ();
+
+ if (pe.FileAlignment > pe.SectionAlignment)
+ {
+ einfo (_("%P: warning, file alignment > section alignment.\n"));
+ }
+}
+
+/* This is called after the linker script and the command line options
+ have been read. */
+
+static void
+gld_${EMULATION_NAME}_after_parse (void)
+{
+ /* PR ld/6744: Warn the user if they have used an ELF-only
+ option hoping it will work on PE. */
+ if (link_info.export_dynamic)
+ einfo (_("%P: warning: --export-dynamic is not supported for PE "
+ "targets, did you mean --export-all-symbols?\n"));
+
+ set_entry_point ();
+
+ after_parse_default ();
+}
+
+/* pe-dll.c directly accesses pe_data_import_dll,
+ so it must be defined outside of #ifdef DLL_SUPPORT.
+ Note - this variable is deliberately not initialised.
+ This allows it to be treated as a common varaible, and only
+ exist in one incarnation in a multiple target enabled linker. */
+char * pe_data_import_dll;
+
+#ifdef DLL_SUPPORT
+static struct bfd_link_hash_entry *pe_undef_found_sym;
+
+static bfd_boolean
+pe_undef_cdecl_match (struct bfd_link_hash_entry *h, void *inf)
+{
+ int sl;
+ char *string = inf;
+ const char *hs = h->root.string;
+
+ sl = strlen (string);
+ if (h->type == bfd_link_hash_defined
+ && ((*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 FALSE;
+ }
+ return TRUE;
+}
+
+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)
+ printf ("%s\n", __FUNCTION__);
+
+ 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 == '@');
+ if (lead_at)
+ at = strchr (undef->root.string + 1, '@');
+
+ 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);
+
+ if (lead_at)
+ *cname = '_';
+ at = strchr (cname, '@');
+ if (at)
+ *at = 0;
+ sym = bfd_link_hash_lookup (link_info.hash, cname, 0, 0, 1);
+
+ 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 (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"));
+ }
+ }
+ }
+ }
+ 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;
+ 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"));
+ }
+ }
+ }
+ }
+ }
+}
+
+static int
+make_import_fixup (arelent *rel, asection *s)
+{
+ struct bfd_symbol *sym = *rel->sym_ptr_ptr;
+ char addend[4];
+
+ if (pe_dll_extra_pe_debug)
+ printf ("arelent: %s@%#lx: add=%li\n", sym->name,
+ (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"),
+ s->owner, s, rel->address);
+
+ pe_create_import_fixup (rel, s, bfd_get_32 (s->owner, addend));
+
+ return 1;
+}
+
+static void
+pe_find_data_imports (void)
+{
+ struct bfd_link_hash_entry *undef, *sym;
+
+ if (link_info.pei386_auto_import == 0)
+ return;
+
+ 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];
+
+ if (pe_dll_extra_pe_debug)
+ printf ("%s:%s\n", __FUNCTION__, undef->root.string);
+
+ sprintf (buf, "__imp_%s", undef->root.string);
+
+ sym = bfd_link_hash_lookup (link_info.hash, buf, 0, 0, 1);
+
+ if (sym && sym->type == bfd_link_hash_defined)
+ {
+ bfd *b = sym->u.def.section->owner;
+ asymbol **symbols;
+ int nsyms, i;
+
+ if (link_info.pei386_auto_import == -1)
+ {
+ static bfd_boolean warned = FALSE;
+
+ info_msg (_("Info: resolving %s by linking to %s (auto-import)\n"),
+ undef->root.string, buf);
+
+ /* 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"));
+ }
+ }
+
+ if (!bfd_generic_link_read_symbols (b))
+ {
+ einfo (_("%B%F: could not read symbols: %E\n"), b);
+ return;
+ }
+
+ symbols = bfd_get_outsymbols (b);
+ nsyms = bfd_get_symcount (b);
+
+ for (i = 0; i < nsyms; i++)
+ {
+ if (! CONST_STRNEQ (symbols[i]->name,
+ U ("_head_")))
+ continue;
+
+ if (pe_dll_extra_pe_debug)
+ printf ("->%s\n", symbols[i]->name);
+
+ 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);
+
+ /* 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. */
+ undef->root.string = sym->root.string;
+ undef->u.def.value = sym->u.def.value;
+ undef->u.def.section = sym->u.def.section;
+ }
+ }
+ }
+}
+
+static bfd_boolean
+pr_sym (struct bfd_hash_entry *h, void *inf ATTRIBUTE_UNUSED)
+{
+ printf ("+%s\n", h->string);
+
+ return TRUE;
+}
+#endif /* DLL_SUPPORT */
+
+static void
+debug_section_p (bfd *abfd ATTRIBUTE_UNUSED, asection *sect, void *obj)
+{
+ int *found = (int *) obj;
+ if (strncmp (".debug_", sect->name, sizeof (".debug_") - 1) == 0)
+ *found = 1;
+}
+
+static void
+gld_${EMULATION_NAME}_after_open (void)
+{
+ after_open_default ();
+
+#ifdef DLL_SUPPORT
+ if (pe_dll_extra_pe_debug)
+ {
+ bfd *a;
+ struct bfd_link_hash_entry *sym;
+
+ printf ("%s()\n", __FUNCTION__);
+
+ for (sym = link_info.hash->undefs; sym; sym=sym->u.undef.next)
+ 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)
+ printf ("*%s\n",a->filename);
+ }
+#endif
+
+ /* 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"),
+ 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;
+
+ /* At this point we must decide whether to use long section names
+ in the output or not. If the user hasn't explicitly specified
+ on the command line, we leave it to the default for the format
+ (object files yes, image files no), except if there is debug
+ information present; GDB relies on the long section names to
+ 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)
+ {
+ 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_output_file_set_long_section_names (link_info.output_bfd);
+
+#ifdef DLL_SUPPORT
+ if (pe_enable_stdcall_fixup) /* -1=warn or 1=disable */
+ pe_fixup_stdcalls ();
+
+ pe_process_import_defs (link_info.output_bfd, &link_info);
+
+ 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)
+ pe_dll_build_sections (link_info.output_bfd, &link_info);
+#else
+ if (link_info.shared)
+ pe_dll_build_sections (link_info.output_bfd, &link_info);
+ else
+ pe_exe_build_sections (link_info.output_bfd, &link_info);
+#endif
+#endif /* DLL_SUPPORT */
+
+#if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) || defined(TARGET_IS_arm_wince_pe)
+ if (strstr (bfd_get_target (link_info.output_bfd), "arm") == NULL)
+ {
+ /* The arm backend needs special fields in the output hash structure.
+ 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");
+ return;
+ }
+ {
+ /* Find a BFD that can hold the interworking stubs. */
+ LANG_FOR_EACH_INPUT_STATEMENT (is)
+ {
+ if (bfd_arm_get_bfd_for_interworking (is->the_bfd, & link_info))
+ break;
+ }
+ }
+#endif
+
+ {
+ /* This next chunk of code tries to detect the case where you have
+ two import libraries for the same DLL (specifically,
+ symbolically linking libm.a and libc.a in cygwin to
+ libcygwin.a). In those cases, it's possible for function
+ thunks from the second implib to be used but without the
+ head/tail objects, causing an improper import table. We detect
+ those cases and rename the "other" import libraries to match
+ the one the head/tail come from, so that the linker will sort
+ things nicely and produce a valid import table. */
+
+ LANG_FOR_EACH_INPUT_STATEMENT (is)
+ {
+ if (is->the_bfd->my_archive)
+ {
+ int idata2 = 0, reloc_count=0, is_imp = 0;
+ asection *sec;
+
+ /* See if this is an import library thunk. */
+ for (sec = is->the_bfd->sections; sec; sec = sec->next)
+ {
+ if (strcmp (sec->name, ".idata\$2") == 0)
+ idata2 = 1;
+ if (CONST_STRNEQ (sec->name, ".idata\$"))
+ is_imp = 1;
+ reloc_count += sec->reloc_count;
+ }
+
+ if (is_imp && !idata2 && reloc_count)
+ {
+ /* It is, look for the reference to head and see if it's
+ from our own library. */
+ for (sec = is->the_bfd->sections; sec; sec = sec->next)
+ {
+ int i;
+ long relsize;
+ asymbol **symbols;
+ arelent **relocs;
+ int nrelocs;
+
+ relsize = bfd_get_reloc_upper_bound (is->the_bfd, sec);
+ if (relsize < 1)
+ break;
+
+ if (!bfd_generic_link_read_symbols (is->the_bfd))
+ {
+ einfo (_("%B%F: could not read symbols: %E\n"),
+ is->the_bfd);
+ return;
+ }
+ symbols = bfd_get_outsymbols (is->the_bfd);
+
+ relocs = xmalloc ((size_t) relsize);
+ nrelocs = bfd_canonicalize_reloc (is->the_bfd, sec,
+ relocs, symbols);
+ if (nrelocs < 0)
+ {
+ free (relocs);
+ einfo ("%X%P: unable to process relocs: %E\n");
+ return;
+ }
+
+ for (i = 0; i < nrelocs; i++)
+ {
+ struct bfd_symbol *s;
+ struct bfd_link_hash_entry * blhe;
+ char *other_bfd_filename;
+ char *n;
+
+ s = (relocs[i]->sym_ptr_ptr)[0];
+
+ if (s->flags & BSF_LOCAL)
+ continue;
+
+ /* Thunk section with reloc to another bfd. */
+ blhe = bfd_link_hash_lookup (link_info.hash,
+ s->name,
+ FALSE, FALSE, TRUE);
+
+ if (blhe == NULL
+ || blhe->type != bfd_link_hash_defined)
+ continue;
+
+ other_bfd_filename
+ = blhe->u.def.section->owner->my_archive
+ ? bfd_get_filename (blhe->u.def.section->owner->my_archive)
+ : bfd_get_filename (blhe->u.def.section->owner);
+
+ if (filename_cmp (bfd_get_filename
+ (is->the_bfd->my_archive),
+ other_bfd_filename) == 0)
+ continue;
+
+ /* Rename this implib to match the other one. */
+ n = xmalloc (strlen (other_bfd_filename) + 1);
+ strcpy (n, other_bfd_filename);
+ is->the_bfd->my_archive->filename = n;
+ }
+
+ free (relocs);
+ /* Note - we do not free the symbols,
+ they are now cached in the BFD. */
+ }
+ }
+ }
+ }
+ }
+
+ {
+ int is_ms_arch = 0;
+ bfd *cur_arch = 0;
+ lang_input_statement_type *is2;
+ lang_input_statement_type *is3;
+
+ /* Careful - this is a shell script. Watch those dollar signs! */
+ /* Microsoft import libraries have every member named the same,
+ and not in the right order for us to link them correctly. We
+ must detect these and rename the members so that they'll link
+ correctly. There are three types of objects: the head, the
+ thunks, and the sentinel(s). The head is easy; it's the one
+ with idata2. We assume that the sentinels won't have relocs,
+ and the thunks will. It's easier than checking the symbol
+ table for external references. */
+ LANG_FOR_EACH_INPUT_STATEMENT (is)
+ {
+ if (is->the_bfd->my_archive)
+ {
+ char *pnt;
+ bfd *arch = is->the_bfd->my_archive;
+
+ if (cur_arch != arch)
+ {
+ cur_arch = arch;
+ is_ms_arch = 1;
+
+ for (is3 = is;
+ is3 && is3->the_bfd->my_archive == arch;
+ is3 = (lang_input_statement_type *) is3->next)
+ {
+ /* A MS dynamic import library can also contain static
+ members, so look for the first element with a .dll
+ extension, and use that for the remainder of the
+ comparisons. */
+ pnt = strrchr (is3->the_bfd->filename, '.');
+ if (pnt != NULL && filename_cmp (pnt, ".dll") == 0)
+ break;
+ }
+
+ if (is3 == NULL)
+ is_ms_arch = 0;
+ else
+ {
+ /* OK, found one. Now look to see if the remaining
+ (dynamic import) members use the same name. */
+ for (is2 = is;
+ is2 && is2->the_bfd->my_archive == arch;
+ is2 = (lang_input_statement_type *) is2->next)
+ {
+ /* Skip static members, ie anything with a .obj
+ extension. */
+ pnt = strrchr (is2->the_bfd->filename, '.');
+ if (pnt != NULL && filename_cmp (pnt, ".obj") == 0)
+ continue;
+
+ if (filename_cmp (is3->the_bfd->filename,
+ is2->the_bfd->filename))
+ {
+ is_ms_arch = 0;
+ break;
+ }
+ }
+ }
+ }
+
+ /* This fragment might have come from an .obj file in a Microsoft
+ import, and not an actual import record. If this is the case,
+ then leave the filename alone. */
+ pnt = strrchr (is->the_bfd->filename, '.');
+
+ if (is_ms_arch && (filename_cmp (pnt, ".dll") == 0))
+ {
+ int idata2 = 0, reloc_count=0;
+ asection *sec;
+ char *new_name, seq;
+
+ for (sec = is->the_bfd->sections; sec; sec = sec->next)
+ {
+ if (strcmp (sec->name, ".idata\$2") == 0)
+ idata2 = 1;
+ reloc_count += sec->reloc_count;
+ }
+
+ if (idata2) /* .idata2 is the TOC */
+ seq = 'a';
+ else if (reloc_count > 0) /* thunks */
+ seq = 'b';
+ else /* sentinel */
+ seq = 'c';
+
+ new_name = xmalloc (strlen (is->the_bfd->filename) + 3);
+ sprintf (new_name, "%s.%c", is->the_bfd->filename, seq);
+ is->the_bfd->filename = new_name;
+
+ new_name = xmalloc (strlen (is->filename) + 3);
+ sprintf (new_name, "%s.%c", is->filename, seq);
+ is->filename = new_name;
+ }
+ }
+ }
+ }
+
+ {
+ /* The following chunk of code tries to identify jump stubs in
+ import libraries which are dead code and eliminates them
+ from the final link. For each exported symbol <sym>, there
+ is a object file in the import library with a .text section
+ and several .idata\$* sections. The .text section contains the
+ symbol definition for <sym> which is a jump stub of the form
+ jmp *__imp_<sym>. The .idata\$5 contains the symbol definition
+ for __imp_<sym> which is the address of the slot for <sym> in
+ the import address table. When a symbol is imported explicitly
+ using __declspec(dllimport) declaration, the compiler generates
+ a reference to __imp_<sym> which directly resolves to the
+ symbol in .idata\$5, in which case the jump stub code is not
+ needed. The following code tries to identify jump stub sections
+ in import libraries which are not referred to by anyone and
+ marks them for exclusion from the final link. */
+ LANG_FOR_EACH_INPUT_STATEMENT (is)
+ {
+ if (is->the_bfd->my_archive)
+ {
+ int is_imp = 0;
+ asection *sec, *stub_sec = NULL;
+
+ /* See if this is an import library thunk. */
+ for (sec = is->the_bfd->sections; sec; sec = sec->next)
+ {
+ if (strncmp (sec->name, ".idata\$", 7) == 0)
+ is_imp = 1;
+ /* The section containing the jmp stub has code
+ and has a reloc. */
+ if ((sec->flags & SEC_CODE) && sec->reloc_count)
+ stub_sec = sec;
+ }
+
+ if (is_imp && stub_sec)
+ {
+ asymbol **symbols;
+ long nsyms, src_count;
+ struct bfd_link_hash_entry * blhe;
+
+ if (!bfd_generic_link_read_symbols (is->the_bfd))
+ {
+ einfo (_("%B%F: could not read symbols: %E\n"),
+ is->the_bfd);
+ return;
+ }
+ symbols = bfd_get_outsymbols (is->the_bfd);
+ nsyms = bfd_get_symcount (is->the_bfd);
+
+ for (src_count = 0; src_count < nsyms; src_count++)
+ {
+ if (symbols[src_count]->section->id == stub_sec->id)
+ {
+ /* This symbol belongs to the section containing
+ the stub. */
+ blhe = bfd_link_hash_lookup (link_info.hash,
+ symbols[src_count]->name,
+ FALSE, FALSE, TRUE);
+ /* If the symbol in the stub section has no other
+ undefined references, exclude the stub section
+ from the final link. */
+ 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;
+ }
+ }
+ }
+ }
+ }
+ }
+}
+
+static void
+gld_${EMULATION_NAME}_before_allocation (void)
+{
+#ifdef TARGET_IS_ppcpe
+ /* Here we rummage through the found bfds to collect toc information. */
+ {
+ LANG_FOR_EACH_INPUT_STATEMENT (is)
+ {
+ if (!ppc_process_before_allocation (is->the_bfd, &link_info))
+ {
+ /* xgettext:c-format */
+ einfo (_("Errors encountered processing file %s\n"), is->filename);
+ }
+ }
+ }
+
+ /* We have seen it all. Allocate it, and carry on. */
+ ppc_allocate_toc_section (&link_info);
+#endif /* TARGET_IS_ppcpe */
+
+#if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) || defined(TARGET_IS_arm_wince_pe)
+ /* FIXME: we should be able to set the size of the interworking stub
+ section.
+
+ Here we rummage through the found bfds to collect glue
+ information. FIXME: should this be based on a command line
+ option? krk@cygnus.com. */
+ {
+ LANG_FOR_EACH_INPUT_STATEMENT (is)
+ {
+ if (! bfd_arm_process_before_allocation
+ (is->the_bfd, & link_info, support_old_code))
+ {
+ /* xgettext:c-format */
+ einfo (_("Errors encountered processing file %s for interworking\n"),
+ is->filename);
+ }
+ }
+ }
+
+ /* We have seen it all. Allocate it, and carry on. */
+ bfd_arm_allocate_interworking_sections (& link_info);
+#endif /* TARGET_IS_armpe || TARGET_IS_arm_epoc_pe || TARGET_IS_arm_wince_pe */
+
+ before_allocation_default ();
+}
+
+#ifdef DLL_SUPPORT
+/* This is called when an input file isn't recognized as a BFD. We
+ check here for .DEF files and pull them in automatically. */
+
+static int
+saw_option (char *option)
+{
+ int i;
+
+ for (i = 0; init[i].ptr; i++)
+ if (strcmp (GET_INIT_SYMBOL_NAME (i), option) == 0)
+ return init[i].inited;
+ return 0;
+}
+#endif /* DLL_SUPPORT */
+
+static bfd_boolean
+gld_${EMULATION_NAME}_unrecognized_file (lang_input_statement_type *entry ATTRIBUTE_UNUSED)
+{
+#ifdef DLL_SUPPORT
+ const char *ext = entry->filename + strlen (entry->filename) - 4;
+
+ if (filename_cmp (ext, ".def") == 0 || filename_cmp (ext, ".DEF") == 0)
+ {
+ pe_def_file = def_file_parse (entry->filename, pe_def_file);
+
+ if (pe_def_file)
+ {
+ int i, buflen=0, len;
+ char *buf;
+
+ for (i = 0; i < pe_def_file->num_exports; i++)
+ {
+ len = strlen (pe_def_file->exports[i].internal_name);
+ if (buflen < len + 2)
+ buflen = len + 2;
+ }
+
+ buf = xmalloc (buflen);
+
+ for (i = 0; i < pe_def_file->num_exports; i++)
+ {
+ struct bfd_link_hash_entry *h;
+
+ 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"));
+ if (h->type == bfd_link_hash_new)
+ {
+ h->type = bfd_link_hash_undefined;
+ h->u.undef.abfd = NULL;
+ bfd_link_add_undef (link_info.hash, h);
+ }
+ }
+ free (buf);
+
+ /* def_file_print (stdout, pe_def_file); */
+ if (pe_def_file->is_dll == 1)
+ link_info.shared = 1;
+
+ if (pe_def_file->base_address != (bfd_vma)(-1))
+ {
+ pe.ImageBase
+ = pe_data (link_info.output_bfd)->pe_opthdr.ImageBase
+ = init[IMAGEBASEOFF].value
+ = pe_def_file->base_address;
+ init[IMAGEBASEOFF].inited = 1;
+ if (image_base_statement)
+ image_base_statement->exp
+ = exp_assign ("__image_base__", exp_intop (pe.ImageBase),
+ FALSE);
+ }
+
+ if (pe_def_file->stack_reserve != -1
+ && ! saw_option ("__size_of_stack_reserve__"))
+ {
+ pe.SizeOfStackReserve = pe_def_file->stack_reserve;
+ if (pe_def_file->stack_commit != -1)
+ pe.SizeOfStackCommit = pe_def_file->stack_commit;
+ }
+ if (pe_def_file->heap_reserve != -1
+ && ! saw_option ("__size_of_heap_reserve__"))
+ {
+ pe.SizeOfHeapReserve = pe_def_file->heap_reserve;
+ if (pe_def_file->heap_commit != -1)
+ pe.SizeOfHeapCommit = pe_def_file->heap_commit;
+ }
+ return TRUE;
+ }
+ }
+#endif
+ return FALSE;
+}
+
+static bfd_boolean
+gld_${EMULATION_NAME}_recognized_file (lang_input_statement_type *entry ATTRIBUTE_UNUSED)
+{
+#ifdef DLL_SUPPORT
+#ifdef TARGET_IS_i386pe
+ pe_dll_id_target ("pei-i386");
+#endif
+#ifdef TARGET_IS_shpe
+ pe_dll_id_target ("pei-shl");
+#endif
+#ifdef TARGET_IS_armpe
+ pe_dll_id_target ("pei-arm-little");
+#endif
+#ifdef TARGET_IS_arm_epoc_pe
+ pe_dll_id_target ("epoc-pei-arm-little");
+#endif
+#ifdef TARGET_IS_arm_wince_pe
+ pe_dll_id_target ("pei-arm-wince-little");
+#endif
+ if (pe_bfd_is_dll (entry->the_bfd))
+ return pe_implied_import_dll (entry->filename);
+#endif
+ return FALSE;
+}
+
+static void
+gld_${EMULATION_NAME}_finish (void)
+{
+#if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) || defined(TARGET_IS_arm_wince_pe)
+ struct bfd_link_hash_entry * h;
+
+ if (thumb_entry_symbol != NULL)
+ {
+ h = bfd_link_hash_lookup (link_info.hash, thumb_entry_symbol,
+ FALSE, FALSE, TRUE);
+
+ if (h != (struct bfd_link_hash_entry *) NULL
+ && (h->type == bfd_link_hash_defined
+ || h->type == bfd_link_hash_defweak)
+ && h->u.def.section->output_section != NULL)
+ {
+ static char buffer[32];
+ bfd_vma val;
+
+ /* Special procesing is required for a Thumb entry symbol. The
+ bottom bit of its address must be set. */
+ val = (h->u.def.value
+ + bfd_get_section_vma (link_info.output_bfd,
+ h->u.def.section->output_section)
+ + h->u.def.section->output_offset);
+
+ val |= 1;
+
+ /* Now convert this value into a string and store it in entry_symbol
+ where the lang_finish() function will pick it up. */
+ buffer[0] = '0';
+ buffer[1] = 'x';
+
+ sprintf_vma (buffer + 2, val);
+
+ if (entry_symbol.name != NULL && entry_from_cmdline)
+ einfo (_("%P: warning: '--thumb-entry %s' is overriding '-e %s'\n"),
+ thumb_entry_symbol, entry_symbol.name);
+ entry_symbol.name = buffer;
+ }
+ else
+ einfo (_("%P: warning: cannot find thumb start symbol %s\n"), thumb_entry_symbol);
+ }
+#endif /* defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) || defined(TARGET_IS_arm_wince_pe) */
+
+ finish_default ();
+
+#ifdef DLL_SUPPORT
+ if (link_info.shared
+#if !defined(TARGET_IS_shpe)
+ || (!link_info.relocatable && 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 defined(TARGET_IS_shpe)
+ /* ARM doesn't need relocs. */
+ else
+ {
+ pe_exe_fill_sections (link_info.output_bfd, &link_info);
+ }
+#endif
+
+ if (pe_out_def_filename)
+ pe_dll_generate_def_file (pe_out_def_filename);
+#endif /* DLL_SUPPORT */
+
+ /* I don't know where .idata gets set as code, but it shouldn't be. */
+ {
+ asection *asec = bfd_get_section_by_name (link_info.output_bfd, ".idata");
+
+ if (asec)
+ {
+ asec->flags &= ~SEC_CODE;
+ asec->flags |= SEC_DATA;
+ }
+ }
+}
+
+
+/* Place an orphan section.
+
+ We use this to put sections in a reasonable place in the file, and
+ to ensure that they are aligned as required.
+
+ We handle grouped sections here as well. A section named .foo\$nn
+ goes into the output section .foo. All grouped sections are sorted
+ by name.
+
+ Grouped sections for the default sections are handled by the
+ default linker script using wildcards, and are sorted by
+ sort_sections. */
+
+static lang_output_section_statement_type *
+gld_${EMULATION_NAME}_place_orphan (asection *s,
+ const char *secname,
+ int constraint)
+{
+ const char *orig_secname = secname;
+ 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
+ && (dollar = strchr (secname, '\$')) != NULL)
+ {
+ size_t len = dollar - secname;
+ char *newname = xmalloc (len + 1);
+ memcpy (newname, secname, len);
+ newname[len] = '\0';
+ secname = newname;
+ }
+
+ lang_list_init (&add_child);
+
+ os = NULL;
+ if (constraint == 0)
+ for (os = lang_output_section_find (secname);
+ os != NULL;
+ os = next_matching_output_section_statement (os, 0))
+ {
+ /* If we don't match an existing output section, tell
+ lang_insert_orphan to create a new output section. */
+ constraint = SPECIAL;
+
+ if (os->bfd_section != NULL
+ && (os->bfd_section->flags == 0
+ || ((s->flags ^ os->bfd_section->flags)
+ & (SEC_LOAD | SEC_ALLOC)) == 0))
+ {
+ /* We already have an output section statement with this
+ name, and its bfd section has compatible flags.
+ 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, 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 },
+ { ".data",
+ SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA,
+ 0, 0, 0, 0 },
+ { ".bss",
+ SEC_ALLOC,
+ 0, 0, 0, 0 }
+ };
+ enum orphan_save_index
+ {
+ orphan_text = 0,
+ orphan_idata,
+ orphan_rodata,
+ orphan_data,
+ orphan_bss
+ };
+ static int orphan_init_done = 0;
+ struct orphan_save *place;
+ lang_output_section_statement_type *after;
+ etree_type *address;
+
+ if (!orphan_init_done)
+ {
+ struct orphan_save *ho;
+ for (ho = hold; ho < hold + sizeof (hold) / sizeof (hold[0]); ++ho)
+ if (ho->name != NULL)
+ {
+ ho->os = lang_output_section_find (ho->name);
+ if (ho->os != NULL && ho->os->flags == 0)
+ ho->os->flags = ho->flags;
+ }
+ orphan_init_done = 1;
+ }
+
+ /* 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)
+ ;
+ else if ((s->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0)
+ place = &hold[orphan_bss];
+ else if ((s->flags & SEC_READONLY) == 0)
+ place = &hold[orphan_data];
+ else if ((s->flags & SEC_CODE) == 0)
+ {
+ place = (!strncmp (secname, ".idata\$", 7) ? &hold[orphan_idata]
+ : &hold[orphan_rodata]);
+ }
+ else
+ place = &hold[orphan_text];
+
+ after = NULL;
+ if (place != NULL)
+ {
+ if (place->os == NULL)
+ 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);
+ 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.
+ 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 (link_info.relocatable)
+ {
+ 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 '\$'
+ sections. */
+ for (pl = &os->children.head; *pl != NULL; pl = &(*pl)->header.next)
+ {
+ lang_input_section_type *ls;
+ const char *lname;
+
+ if ((*pl)->header.type != lang_input_section_enum)
+ continue;
+
+ ls = &(*pl)->input_section;
+
+ lname = bfd_get_section_name (ls->section->owner, ls->section);
+ if (strchr (lname, '\$') != NULL
+ && (dollar == NULL || strcmp (orig_secname, lname) < 0))
+ break;
+ }
+
+ if (add_child.head != NULL)
+ {
+ *add_child.tail = *pl;
+ *pl = add_child.head;
+ }
+
+ return os;
+}
+
+static bfd_boolean
+gld_${EMULATION_NAME}_open_dynamic_archive
+ (const char *arch ATTRIBUTE_UNUSED,
+ search_dirs_type *search,
+ lang_input_statement_type *entry)
+{
+ static const struct
+ {
+ const char * format;
+ bfd_boolean use_prefix;
+ }
+ libname_fmt [] =
+ {
+ /* Preferred explicit import library for dll's. */
+ { "lib%s.dll.a", FALSE },
+ /* 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. */
+ { "lib%s.a", FALSE },
+ /* The 'native' spelling of an import lib name is "foo.lib". */
+ { "%s.lib", FALSE },
+#ifdef DLL_SUPPORT
+ /* Try "<prefix>foo.dll" (preferred dll name, if specified). */
+ { "%s%s.dll", TRUE },
+#endif
+ /* Try "libfoo.dll" (default preferred dll name). */
+ { "lib%s.dll", FALSE },
+ /* Finally try 'native' dll name "foo.dll". */
+ { "%s.dll", FALSE },
+ /* Note: If adding more formats to this table, make sure to check to
+ see if their length is longer than libname_fmt[0].format, and if
+ so, update the call to xmalloc() below. */
+ { NULL, FALSE }
+ };
+ static unsigned int format_max_len = 0;
+ const char * filename;
+ char * full_string;
+ char * base_string;
+ unsigned int i;
+
+
+ if (! entry->flags.maybe_archive)
+ return FALSE;
+
+ filename = entry->filename;
+
+ if (format_max_len == 0)
+ /* We need to allow space in the memory that we are going to allocate
+ for the characters in the format string. Since the format array is
+ static we only need to calculate this information once. In theory
+ this value could also be computed statically, but this introduces
+ the possibility for a discrepancy and hence a possible memory
+ corruption. The lengths we compute here will be too long because
+ they will include any formating characters (%s) in the strings, but
+ this will not matter. */
+ for (i = 0; libname_fmt[i].format; i++)
+ if (format_max_len < strlen (libname_fmt[i].format))
+ format_max_len = strlen (libname_fmt[i].format);
+
+ full_string = xmalloc (strlen (search->name)
+ + strlen (filename)
+ + format_max_len
+#ifdef DLL_SUPPORT
+ + (pe_dll_search_prefix
+ ? strlen (pe_dll_search_prefix) : 0)
+#endif
+ /* Allow for the terminating NUL and for the path
+ separator character that is inserted between
+ search->name and the start of the format string. */
+ + 2);
+
+ sprintf (full_string, "%s/", search->name);
+ base_string = full_string + strlen (full_string);
+
+ for (i = 0; libname_fmt[i].format; i++)
+ {
+#ifdef DLL_SUPPORT
+ if (libname_fmt[i].use_prefix)
+ {
+ if (!pe_dll_search_prefix)
+ continue;
+ sprintf (base_string, libname_fmt[i].format, pe_dll_search_prefix, filename);
+ }
+ else
+#endif
+ sprintf (base_string, libname_fmt[i].format, filename);
+
+ if (ldfile_try_open_bfd (full_string, entry))
+ break;
+ }
+
+ if (!libname_fmt[i].format)
+ {
+ free (full_string);
+ return FALSE;
+ }
+
+ entry->filename = full_string;
+
+ return TRUE;
+}
+
+static int
+gld_${EMULATION_NAME}_find_potential_libraries
+ (char *name, lang_input_statement_type *entry)
+{
+ return ldfile_open_file_search (name, entry, "", ".lib");
+}
+
+static char *
+gld_${EMULATION_NAME}_get_script (int *isfile)
+EOF
+# Scripts compiled in.
+# sed commands to quote an ld script as a C string.
+sc="-f stringify.sed"
+
+fragment <<EOF
+{
+ *isfile = 0;
+
+ if (link_info.relocatable && 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
+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 && (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
+sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
+echo '; }' >> e${EMULATION_NAME}.c
+
+fragment <<EOF
+
+
+struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
+{
+ gld_${EMULATION_NAME}_before_parse,
+ syslib_default,
+ hll_default,
+ gld_${EMULATION_NAME}_after_parse,
+ gld_${EMULATION_NAME}_after_open,
+ after_allocation_default,
+ set_output_arch_default,
+ ldemul_default_target,
+ gld_${EMULATION_NAME}_before_allocation,
+ gld_${EMULATION_NAME}_get_script,
+ "${EMULATION_NAME}",
+ "${OUTPUT_FORMAT}",
+ gld_${EMULATION_NAME}_finish,
+ NULL, /* Create output section statements. */
+ gld_${EMULATION_NAME}_open_dynamic_archive,
+ gld_${EMULATION_NAME}_place_orphan,
+ gld_${EMULATION_NAME}_set_symbols,
+ NULL, /* parse_args */
+ gld${EMULATION_NAME}_add_options,
+ gld${EMULATION_NAME}_handle_option,
+ gld_${EMULATION_NAME}_unrecognized_file,
+ gld_${EMULATION_NAME}_list_options,
+ gld_${EMULATION_NAME}_recognized_file,
+ gld_${EMULATION_NAME}_find_potential_libraries,
+ NULL /* new_vers_pattern. */
+};
+EOF