1999-05-03 15:29:11 +08:00
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# This shell script emits a C file. -*- C -*-
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# It does some substitutions.
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1999-09-14 07:45:47 +08:00
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rm -f e${EMULATION_NAME}.c
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(echo;echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-)
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1999-05-12 05:06:50 +08:00
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cat >>e${EMULATION_NAME}.c <<EOF
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1999-05-03 15:29:11 +08:00
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/* This file is part of GLD, the Gnu Linker.
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1999-06-12 22:00:03 +08:00
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Copyright 1995, 96, 97, 98, 1999 Free Software Foundation, Inc.
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1999-05-03 15:29:11 +08:00
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/* For WINDOWS_NT */
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/* The original file generated returned different default scripts depending
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on whether certain switches were set, but these switches pertain to the
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Linux system and that particular version of coff. In the NT case, we
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only determine if the subsystem is console or windows in order to select
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the correct entry point by default. */
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#include "bfd.h"
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#include "sysdep.h"
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#include "bfdlink.h"
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#include "getopt.h"
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#include "libiberty.h"
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#include "ld.h"
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#include "ldmain.h"
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#include "ldgram.h"
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#include "ldexp.h"
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#include "ldlang.h"
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#include "ldemul.h"
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#include "ldlex.h"
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#include "ldmisc.h"
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#include "ldctor.h"
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#include "ldfile.h"
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#include "coff/internal.h"
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1999-09-13 00:59:56 +08:00
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/* FIXME: This is a BFD internal header file, and we should not be
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using it here. */
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1999-05-03 15:29:11 +08:00
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#include "../bfd/libcoff.h"
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1999-09-13 00:59:56 +08:00
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1999-05-03 15:29:11 +08:00
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#include "deffile.h"
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1999-09-12 23:27:48 +08:00
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#include "pe-dll.h"
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1999-05-03 15:29:11 +08:00
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#define TARGET_IS_${EMULATION_NAME}
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1999-09-12 22:52:33 +08:00
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/* Permit the emulation parameters to override the default section
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alignment by setting OVERRIDE_SECTION_ALIGNMENT. FIXME: This makes
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it seem that include/coff/internal.h should not define
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PE_DEF_SECTION_ALIGNMENT. */
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#if PE_DEF_SECTION_ALIGNMENT != ${OVERRIDE_SECTION_ALIGNMENT:-PE_DEF_SECTION_ALIGNMENT}
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#undef PE_DEF_SECTION_ALIGNMENT
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#define PE_DEF_SECTION_ALIGNMENT ${OVERRIDE_SECTION_ALIGNMENT}
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#endif
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1999-05-12 05:06:50 +08:00
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#if defined(TARGET_IS_i386pe)
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#define DLL_SUPPORT
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#endif
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#define PE_DEF_SUBSYSTEM 3
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1999-06-04 15:40:35 +08:00
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#ifdef TARGET_IS_arm_epoc_pe
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#define bfd_arm_pe_allocate_interworking_sections \
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bfd_arm_epoc_pe_allocate_interworking_sections
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#define bfd_arm_pe_get_bfd_for_interworking \
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bfd_arm_epoc_pe_get_bfd_for_interworking
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#define bfd_arm_pe_process_before_allocation \
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bfd_arm_epoc_pe_process_before_allocation
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#endif
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1999-05-03 15:29:11 +08:00
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static void gld_${EMULATION_NAME}_set_symbols PARAMS ((void));
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static void gld_${EMULATION_NAME}_after_open PARAMS ((void));
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static void gld_${EMULATION_NAME}_before_parse PARAMS ((void));
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static void gld_${EMULATION_NAME}_after_parse PARAMS ((void));
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static void gld_${EMULATION_NAME}_before_allocation PARAMS ((void));
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static boolean gld_${EMULATION_NAME}_place_orphan
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PARAMS ((lang_input_statement_type *, asection *));
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static void gld${EMULATION_NAME}_place_section
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PARAMS ((lang_statement_union_type *));
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static char *gld_${EMULATION_NAME}_get_script PARAMS ((int *));
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static int gld_${EMULATION_NAME}_parse_args PARAMS ((int, char **));
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1999-06-21 11:30:32 +08:00
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static void gld_${EMULATION_NAME}_finish PARAMS ((void));
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1999-05-03 15:29:11 +08:00
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static struct internal_extra_pe_aouthdr pe;
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static int dll;
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static int support_old_code = 0;
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1999-06-21 11:30:32 +08:00
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static char * thumb_entry_symbol = NULL;
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1999-05-03 15:29:11 +08:00
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static lang_assignment_statement_type *image_base_statement = 0;
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static char *pe_out_def_filename = 0;
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static int pe_enable_stdcall_fixup = -1; /* 0=disable 1=enable */
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static char *pe_implib_filename = 0;
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extern const char *output_filename;
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static void
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gld_${EMULATION_NAME}_before_parse()
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{
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1999-09-12 22:52:33 +08:00
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output_filename = "${EXECUTABLE_NAME:-a.exe}";
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1999-05-03 15:29:11 +08:00
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ldfile_output_architecture = bfd_arch_${ARCH};
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1999-05-12 05:06:50 +08:00
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#ifdef DLL_SUPPORT
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1999-05-03 15:29:11 +08:00
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config.has_shared = 1;
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#endif
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}
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/* PE format extra command line options. */
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/* Used for setting flags in the PE header. */
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#define OPTION_BASE_FILE (300 + 1)
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#define OPTION_DLL (OPTION_BASE_FILE + 1)
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#define OPTION_FILE_ALIGNMENT (OPTION_DLL + 1)
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#define OPTION_IMAGE_BASE (OPTION_FILE_ALIGNMENT + 1)
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#define OPTION_MAJOR_IMAGE_VERSION (OPTION_IMAGE_BASE + 1)
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#define OPTION_MAJOR_OS_VERSION (OPTION_MAJOR_IMAGE_VERSION + 1)
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#define OPTION_MAJOR_SUBSYSTEM_VERSION (OPTION_MAJOR_OS_VERSION + 1)
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#define OPTION_MINOR_IMAGE_VERSION (OPTION_MAJOR_SUBSYSTEM_VERSION + 1)
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#define OPTION_MINOR_OS_VERSION (OPTION_MINOR_IMAGE_VERSION + 1)
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#define OPTION_MINOR_SUBSYSTEM_VERSION (OPTION_MINOR_OS_VERSION + 1)
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#define OPTION_SECTION_ALIGNMENT (OPTION_MINOR_SUBSYSTEM_VERSION + 1)
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#define OPTION_STACK (OPTION_SECTION_ALIGNMENT + 1)
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#define OPTION_SUBSYSTEM (OPTION_STACK + 1)
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#define OPTION_HEAP (OPTION_SUBSYSTEM + 1)
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#define OPTION_SUPPORT_OLD_CODE (OPTION_HEAP + 1)
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#define OPTION_OUT_DEF (OPTION_SUPPORT_OLD_CODE + 1)
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#define OPTION_EXPORT_ALL (OPTION_OUT_DEF + 1)
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#define OPTION_EXCLUDE_SYMBOLS (OPTION_EXPORT_ALL + 1)
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#define OPTION_KILL_ATS (OPTION_EXCLUDE_SYMBOLS + 1)
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#define OPTION_STDCALL_ALIASES (OPTION_KILL_ATS + 1)
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#define OPTION_ENABLE_STDCALL_FIXUP (OPTION_STDCALL_ALIASES + 1)
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#define OPTION_DISABLE_STDCALL_FIXUP (OPTION_ENABLE_STDCALL_FIXUP + 1)
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#define OPTION_IMPLIB_FILENAME (OPTION_DISABLE_STDCALL_FIXUP + 1)
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1999-06-21 11:30:32 +08:00
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#define OPTION_THUMB_ENTRY (OPTION_IMPLIB_FILENAME + 1)
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1999-05-03 15:29:11 +08:00
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static struct option longopts[] =
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{
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/* PE options */
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{"base-file", required_argument, NULL, OPTION_BASE_FILE},
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{"dll", no_argument, NULL, OPTION_DLL},
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{"file-alignment", required_argument, NULL, OPTION_FILE_ALIGNMENT},
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{"heap", required_argument, NULL, OPTION_HEAP},
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{"image-base", required_argument, NULL, OPTION_IMAGE_BASE},
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{"major-image-version", required_argument, NULL, OPTION_MAJOR_IMAGE_VERSION},
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{"major-os-version", required_argument, NULL, OPTION_MAJOR_OS_VERSION},
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{"major-subsystem-version", required_argument, NULL, OPTION_MAJOR_SUBSYSTEM_VERSION},
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{"minor-image-version", required_argument, NULL, OPTION_MINOR_IMAGE_VERSION},
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{"minor-os-version", required_argument, NULL, OPTION_MINOR_OS_VERSION},
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{"minor-subsystem-version", required_argument, NULL, OPTION_MINOR_SUBSYSTEM_VERSION},
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{"section-alignment", required_argument, NULL, OPTION_SECTION_ALIGNMENT},
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{"stack", required_argument, NULL, OPTION_STACK},
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{"subsystem", required_argument, NULL, OPTION_SUBSYSTEM},
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{"support-old-code", no_argument, NULL, OPTION_SUPPORT_OLD_CODE},
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1999-06-21 11:30:32 +08:00
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{"thumb-entry", required_argument, NULL, OPTION_THUMB_ENTRY},
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1999-05-12 05:06:50 +08:00
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#ifdef DLL_SUPPORT
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1999-05-03 15:29:11 +08:00
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/* getopt allows abbreviations, so we do this to stop it from treating -o
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as an abbreviation for this option */
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{"output-def", required_argument, NULL, OPTION_OUT_DEF},
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{"output-def", required_argument, NULL, OPTION_OUT_DEF},
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{"export-all-symbols", no_argument, NULL, OPTION_EXPORT_ALL},
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{"exclude-symbols", required_argument, NULL, OPTION_EXCLUDE_SYMBOLS},
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{"kill-at", no_argument, NULL, OPTION_KILL_ATS},
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{"add-stdcall-alias", no_argument, NULL, OPTION_STDCALL_ALIASES},
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{"enable-stdcall-fixup", no_argument, NULL, OPTION_ENABLE_STDCALL_FIXUP},
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{"disable-stdcall-fixup", no_argument, NULL, OPTION_DISABLE_STDCALL_FIXUP},
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{"out-implib", required_argument, NULL, OPTION_IMPLIB_FILENAME},
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#endif
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{NULL, no_argument, NULL, 0}
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};
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/* PE/WIN32; added routines to get the subsystem type, heap and/or stack
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parameters which may be input from the command line */
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typedef struct
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{
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void *ptr;
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int size;
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int value;
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char *symbol;
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int inited;
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} definfo;
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#define D(field,symbol,def) {&pe.field,sizeof(pe.field), def, symbol,0}
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static definfo init[] =
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{
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/* imagebase must be first */
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#define IMAGEBASEOFF 0
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D(ImageBase,"__image_base__", NT_EXE_IMAGE_BASE),
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#define DLLOFF 1
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1999-09-12 23:27:48 +08:00
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{&dll, sizeof(dll), 0, "__dll__", 0},
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1999-05-03 15:29:11 +08:00
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D(SectionAlignment,"__section_alignment__", PE_DEF_SECTION_ALIGNMENT),
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D(FileAlignment,"__file_alignment__", PE_DEF_FILE_ALIGNMENT),
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D(MajorOperatingSystemVersion,"__major_os_version__", 4),
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D(MinorOperatingSystemVersion,"__minor_os_version__", 0),
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D(MajorImageVersion,"__major_image_version__", 1),
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D(MinorImageVersion,"__minor_image_version__", 0),
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D(MajorSubsystemVersion,"__major_subsystem_version__", 4),
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D(MinorSubsystemVersion,"__minor_subsystem_version__", 0),
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1999-09-12 22:52:33 +08:00
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D(Subsystem,"__subsystem__", ${SUBSYSTEM}),
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1999-05-03 15:29:11 +08:00
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D(SizeOfStackReserve,"__size_of_stack_reserve__", 0x2000000),
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D(SizeOfStackCommit,"__size_of_stack_commit__", 0x1000),
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D(SizeOfHeapReserve,"__size_of_heap_reserve__", 0x100000),
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D(SizeOfHeapCommit,"__size_of_heap_commit__", 0x1000),
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D(LoaderFlags,"__loader_flags__", 0x0),
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{ NULL, 0, 0, NULL, 0 }
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};
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static void
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gld_${EMULATION_NAME}_list_options (file)
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FILE * file;
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{
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fprintf (file, _(" --base_file <basefile> Generate a base file for relocatable DLLs\n"));
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fprintf (file, _(" --dll Set image base to the default for DLLs\n"));
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fprintf (file, _(" --file-alignment <size> Set file alignment\n"));
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fprintf (file, _(" --heap <size> Set initial size of the heap\n"));
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fprintf (file, _(" --image-base <address> Set start address of the executable\n"));
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fprintf (file, _(" --major-image-version <number> Set version number of the executable\n"));
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fprintf (file, _(" --major-os-version <number> Set minimum required OS version\n"));
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fprintf (file, _(" --major-subsystem-version <number> Set minimum required OS subsystem version\n"));
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fprintf (file, _(" --minor-image-version <number> Set revision number of the executable\n"));
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fprintf (file, _(" --minor-os-version <number> Set minimum required OS revision\n"));
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fprintf (file, _(" --minor-subsystem-version <number> Set minimum required OS subsystem revision\n"));
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fprintf (file, _(" --section-alignment <size> Set section alignment\n"));
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fprintf (file, _(" --stack <size> Set size of the initial stack\n"));
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fprintf (file, _(" --subsystem <name>[:<version>] Set required OS subsystem [& version]\n"));
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fprintf (file, _(" --support-old-code Support interworking with old code\n"));
|
1999-06-21 11:30:32 +08:00
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fprintf (file, _(" --thumb-entry=<symbol> Set the entry point to be Thumb <symbol>\n"));
|
1999-05-12 05:06:50 +08:00
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#ifdef DLL_SUPPORT
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1999-05-03 15:29:11 +08:00
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fprintf (file, _(" --add-stdcall-alias Export symbols with and without @nn\n"));
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fprintf (file, _(" --disable-stdcall-fixup Don't link _sym to _sym@nn\n"));
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fprintf (file, _(" --enable-stdcall-fixup Link _sym to _sym@nn without warnings\n"));
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fprintf (file, _(" --exclude-symbols sym,sym,... Exclude symbols from automatic export\n"));
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fprintf (file, _(" --export-all-symbols Automatically export all globals to DLL\n"));
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fprintf (file, _(" --kill-at Remove @nn from exported symbols\n"));
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fprintf (file, _(" --out-implib <file> Generate import library\n"));
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fprintf (file, _(" --output-def <file> Generate a .DEF file for the built DLL\n"));
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#endif
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}
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static void
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set_pe_name (name, val)
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char *name;
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|
|
long val;
|
|
|
|
|
{
|
|
|
|
|
int i;
|
|
|
|
|
/* Find the name and set it. */
|
|
|
|
|
for (i = 0; init[i].ptr; i++)
|
|
|
|
|
{
|
|
|
|
|
if (strcmp (name, init[i].symbol) == 0)
|
|
|
|
|
{
|
|
|
|
|
init[i].value = val;
|
|
|
|
|
init[i].inited = 1;
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
abort();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
set_pe_subsystem ()
|
|
|
|
|
{
|
|
|
|
|
const char *sver;
|
|
|
|
|
int len;
|
|
|
|
|
int i;
|
|
|
|
|
static const struct
|
|
|
|
|
{
|
|
|
|
|
const char *name;
|
|
|
|
|
const int value;
|
|
|
|
|
const char *entry;
|
|
|
|
|
}
|
|
|
|
|
v[] =
|
|
|
|
|
{
|
1999-09-12 22:52:33 +08:00
|
|
|
|
{ "native", 1, "NtProcessStartup" },
|
|
|
|
|
{ "windows", 2, "WinMainCRTStartup" },
|
|
|
|
|
{ "console", 3, "mainCRTStartup" },
|
1999-05-03 15:29:11 +08:00
|
|
|
|
#if 0
|
|
|
|
|
/* The Microsoft linker does not recognize this. */
|
|
|
|
|
{ "os2", 5, "" },
|
|
|
|
|
#endif
|
1999-09-12 22:52:33 +08:00
|
|
|
|
{ "posix", 7, "__PosixProcessStartup"},
|
1999-05-03 15:29:11 +08:00
|
|
|
|
{ 0, 0, 0 }
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
sver = strchr (optarg, ':');
|
|
|
|
|
if (sver == NULL)
|
|
|
|
|
len = strlen (optarg);
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
char *end;
|
|
|
|
|
|
|
|
|
|
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"));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for (i = 0; v[i].name; i++)
|
|
|
|
|
{
|
|
|
|
|
if (strncmp (optarg, v[i].name, len) == 0
|
|
|
|
|
&& v[i].name[len] == '\0')
|
|
|
|
|
{
|
1999-09-12 22:52:33 +08:00
|
|
|
|
const char *initial_symbol_char;
|
|
|
|
|
const char *entry;
|
|
|
|
|
|
1999-05-03 15:29:11 +08:00
|
|
|
|
set_pe_name ("__subsystem__", v[i].value);
|
|
|
|
|
|
1999-09-12 22:52:33 +08:00
|
|
|
|
initial_symbol_char = ${INITIAL_SYMBOL_CHAR};
|
|
|
|
|
if (*initial_symbol_char == '\0')
|
|
|
|
|
entry = v[i].entry;
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
char *alc_entry;
|
|
|
|
|
|
|
|
|
|
/* lang_add_entry expects its argument to be permanently
|
|
|
|
|
allocated, so we don't free this string. */
|
|
|
|
|
alc_entry = xmalloc (strlen (initial_symbol_char)
|
|
|
|
|
+ strlen (v[i].entry)
|
|
|
|
|
+ 1);
|
|
|
|
|
strcpy (alc_entry, initial_symbol_char);
|
|
|
|
|
strcat (alc_entry, v[i].entry);
|
|
|
|
|
entry = alc_entry;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
lang_add_entry (entry, 1);
|
1999-05-03 15:29:11 +08:00
|
|
|
|
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
einfo (_("%P%F: invalid subsystem type %s\n"), optarg);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
set_pe_value (name)
|
|
|
|
|
char *name;
|
|
|
|
|
|
|
|
|
|
{
|
|
|
|
|
char *end;
|
|
|
|
|
|
|
|
|
|
set_pe_name (name, strtoul (optarg, &end, 0));
|
|
|
|
|
|
|
|
|
|
if (end == optarg)
|
|
|
|
|
einfo (_("%P%F: invalid hex number for PE parameter '%s'\n"), optarg);
|
|
|
|
|
|
|
|
|
|
optarg = end;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
set_pe_stack_heap (resname, comname)
|
|
|
|
|
char *resname;
|
|
|
|
|
char *comname;
|
|
|
|
|
{
|
|
|
|
|
set_pe_value (resname);
|
|
|
|
|
|
|
|
|
|
if (*optarg == ',')
|
|
|
|
|
{
|
|
|
|
|
optarg++;
|
|
|
|
|
set_pe_value (comname);
|
|
|
|
|
}
|
|
|
|
|
else if (*optarg)
|
|
|
|
|
einfo (_("%P%F: strange hex info for PE parameter '%s'\n"), optarg);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static int
|
|
|
|
|
gld_${EMULATION_NAME}_parse_args(argc, argv)
|
|
|
|
|
int argc;
|
|
|
|
|
char **argv;
|
|
|
|
|
{
|
|
|
|
|
int longind;
|
|
|
|
|
int optc;
|
|
|
|
|
int prevoptind = optind;
|
|
|
|
|
int prevopterr = opterr;
|
|
|
|
|
int wanterror;
|
|
|
|
|
static int lastoptind = -1;
|
|
|
|
|
|
|
|
|
|
if (lastoptind != optind)
|
|
|
|
|
opterr = 0;
|
|
|
|
|
wanterror = opterr;
|
|
|
|
|
|
|
|
|
|
lastoptind = optind;
|
|
|
|
|
|
|
|
|
|
optc = getopt_long_only (argc, argv, "-", longopts, &longind);
|
|
|
|
|
opterr = prevopterr;
|
|
|
|
|
|
|
|
|
|
switch (optc)
|
|
|
|
|
{
|
|
|
|
|
default:
|
|
|
|
|
if (wanterror)
|
|
|
|
|
xexit (1);
|
|
|
|
|
optind = prevoptind;
|
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
|
|
case OPTION_BASE_FILE:
|
|
|
|
|
link_info.base_file = (PTR) 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);
|
|
|
|
|
}
|
|
|
|
|
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;
|
1999-06-21 11:30:32 +08:00
|
|
|
|
case OPTION_THUMB_ENTRY:
|
|
|
|
|
thumb_entry_symbol = optarg;
|
|
|
|
|
break;
|
1999-05-12 05:06:50 +08:00
|
|
|
|
#ifdef DLL_SUPPORT
|
1999-05-03 15:29:11 +08:00
|
|
|
|
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);
|
|
|
|
|
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;
|
1999-05-12 05:06:50 +08:00
|
|
|
|
#endif
|
1999-05-03 15:29:11 +08:00
|
|
|
|
}
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Assign values to the special symbols before the linker script is
|
|
|
|
|
read. */
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
gld_${EMULATION_NAME}_set_symbols ()
|
|
|
|
|
{
|
|
|
|
|
/* Run through and invent symbols for all the
|
|
|
|
|
names and insert the defaults. */
|
|
|
|
|
int j;
|
|
|
|
|
lang_statement_list_type *save;
|
|
|
|
|
|
|
|
|
|
if (!init[IMAGEBASEOFF].inited)
|
|
|
|
|
{
|
|
|
|
|
if (link_info.relocateable)
|
|
|
|
|
init[IMAGEBASEOFF].value = 0;
|
|
|
|
|
else if (init[DLLOFF].value || link_info.shared)
|
|
|
|
|
init[IMAGEBASEOFF].value = NT_DLL_IMAGE_BASE;
|
|
|
|
|
else
|
|
|
|
|
init[IMAGEBASEOFF].value = NT_EXE_IMAGE_BASE;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Don't do any symbol assignments if this is a relocateable link. */
|
|
|
|
|
if (link_info.relocateable)
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
/* Glue the assignments into the abs section */
|
|
|
|
|
save = stat_ptr;
|
|
|
|
|
|
|
|
|
|
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_assop ('=' ,init[j].symbol, exp_intop (val)));
|
|
|
|
|
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. */
|
|
|
|
|
stat_ptr = save;
|
|
|
|
|
|
|
|
|
|
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 ()
|
|
|
|
|
{
|
|
|
|
|
/* The Windows libraries are designed for the linker to treat the
|
|
|
|
|
entry point as an undefined symbol. Otherwise, the .obj that
|
|
|
|
|
defines mainCRTStartup is brought in because it is the first
|
|
|
|
|
encountered in libc.lib and it has other symbols in it which will
|
|
|
|
|
be pulled in by the link process. To avoid this, we act as
|
|
|
|
|
though the user specified -u with the entry point symbol.
|
|
|
|
|
|
|
|
|
|
This function is called after the linker script and command line
|
|
|
|
|
options have been read, so at this point we know the right entry
|
|
|
|
|
point. This function is called before the input files are
|
|
|
|
|
opened, so registering the symbol as undefined will make a
|
|
|
|
|
difference. */
|
|
|
|
|
|
1999-06-12 22:00:03 +08:00
|
|
|
|
if (! link_info.relocateable && entry_symbol != NULL)
|
1999-05-03 15:29:11 +08:00
|
|
|
|
ldlang_add_undef (entry_symbol);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static struct bfd_link_hash_entry *pe_undef_found_sym;
|
|
|
|
|
|
|
|
|
|
static boolean
|
|
|
|
|
pe_undef_cdecl_match (h, string)
|
|
|
|
|
struct bfd_link_hash_entry *h;
|
|
|
|
|
PTR string;
|
|
|
|
|
{
|
|
|
|
|
int sl = strlen (string);
|
|
|
|
|
if (h->type == bfd_link_hash_defined
|
|
|
|
|
&& strncmp (h->root.string, string, sl) == 0
|
|
|
|
|
&& h->root.string[sl] == '@')
|
|
|
|
|
{
|
|
|
|
|
pe_undef_found_sym = h;
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
pe_fixup_stdcalls ()
|
|
|
|
|
{
|
|
|
|
|
static int gave_warning_message = 0;
|
|
|
|
|
struct bfd_link_hash_entry *undef, *sym;
|
|
|
|
|
char *at;
|
|
|
|
|
for (undef = link_info.hash->undefs; undef; undef=undef->next)
|
|
|
|
|
if (undef->type == bfd_link_hash_undefined)
|
|
|
|
|
{
|
|
|
|
|
at = strchr (undef->root.string, '@');
|
|
|
|
|
if (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);
|
|
|
|
|
at = strchr (cname, '@');
|
|
|
|
|
*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,
|
|
|
|
|
(PTR) 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 void
|
|
|
|
|
gld_${EMULATION_NAME}_after_open ()
|
|
|
|
|
{
|
|
|
|
|
/* 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 (output_bfd)->pe)
|
|
|
|
|
einfo (_("%F%P: PE operations on non PE file.\n"));
|
|
|
|
|
|
|
|
|
|
pe_data (output_bfd)->pe_opthdr = pe;
|
|
|
|
|
pe_data (output_bfd)->dll = init[DLLOFF].value;
|
|
|
|
|
|
1999-05-12 05:06:50 +08:00
|
|
|
|
#ifdef DLL_SUPPORT
|
1999-05-03 15:29:11 +08:00
|
|
|
|
if (pe_enable_stdcall_fixup) /* -1=warn or 1=disable */
|
|
|
|
|
pe_fixup_stdcalls ();
|
|
|
|
|
|
|
|
|
|
pe_process_import_defs(output_bfd, &link_info);
|
|
|
|
|
if (link_info.shared)
|
|
|
|
|
pe_dll_build_sections (output_bfd, &link_info);
|
|
|
|
|
#endif
|
|
|
|
|
|
1999-05-11 02:30:21 +08:00
|
|
|
|
#if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe)
|
1999-07-05 15:51:39 +08:00
|
|
|
|
if (strstr (bfd_get_target (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;
|
|
|
|
|
}
|
1999-05-03 15:29:11 +08:00
|
|
|
|
{
|
|
|
|
|
/* Find a BFD that can hold the interworking stubs. */
|
|
|
|
|
LANG_FOR_EACH_INPUT_STATEMENT (is)
|
|
|
|
|
{
|
1999-06-02 22:26:01 +08:00
|
|
|
|
if (bfd_arm_pe_get_bfd_for_interworking (is->the_bfd, & link_info))
|
1999-05-03 15:29:11 +08:00
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
#endif
|
1999-05-12 05:06:50 +08:00
|
|
|
|
|
|
|
|
|
{
|
|
|
|
|
int is_ms_arch;
|
1999-09-12 23:27:48 +08:00
|
|
|
|
bfd *cur_arch = 0;
|
1999-05-12 05:06:50 +08:00
|
|
|
|
lang_input_statement_type *is2;
|
1999-09-12 23:27:48 +08:00
|
|
|
|
|
1999-05-12 05:06:50 +08:00
|
|
|
|
/* 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
|
1999-09-12 23:27:48 +08:00
|
|
|
|
table for external references. */
|
1999-05-12 05:06:50 +08:00
|
|
|
|
LANG_FOR_EACH_INPUT_STATEMENT (is)
|
|
|
|
|
{
|
|
|
|
|
if (is->the_bfd->my_archive)
|
|
|
|
|
{
|
|
|
|
|
bfd *arch = is->the_bfd->my_archive;
|
|
|
|
|
if (cur_arch != arch)
|
|
|
|
|
{
|
|
|
|
|
cur_arch = arch;
|
|
|
|
|
is_ms_arch = 1;
|
|
|
|
|
for (is2 = is;
|
|
|
|
|
is2 && is2->the_bfd->my_archive == arch;
|
|
|
|
|
is2 = (lang_input_statement_type *)is2->next)
|
|
|
|
|
{
|
|
|
|
|
if (strcmp (is->the_bfd->filename, is2->the_bfd->filename))
|
|
|
|
|
is_ms_arch = 0;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (is_ms_arch)
|
|
|
|
|
{
|
1999-09-12 23:27:48 +08:00
|
|
|
|
int idata2 = 0, reloc_count=0;
|
1999-05-12 05:06:50 +08:00
|
|
|
|
asection *sec;
|
|
|
|
|
char *new_name, seq;
|
1999-09-12 23:27:48 +08:00
|
|
|
|
|
1999-05-12 05:06:50 +08:00
|
|
|
|
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';
|
|
|
|
|
|
1999-09-15 06:19:55 +08:00
|
|
|
|
new_name = xmalloc (strlen (is->the_bfd->filename) + 3);
|
1999-05-12 05:06:50 +08:00
|
|
|
|
sprintf (new_name, "%s.%c", is->the_bfd->filename, seq);
|
|
|
|
|
is->the_bfd->filename = new_name;
|
|
|
|
|
|
1999-09-15 06:19:55 +08:00
|
|
|
|
new_name = xmalloc (strlen(is->filename) + 3);
|
1999-05-12 05:06:50 +08:00
|
|
|
|
sprintf (new_name, "%s.%c", is->filename, seq);
|
|
|
|
|
is->filename = new_name;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
1999-05-03 15:29:11 +08:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
gld_${EMULATION_NAME}_before_allocation()
|
|
|
|
|
{
|
|
|
|
|
#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 */
|
|
|
|
|
|
1999-05-11 02:30:21 +08:00
|
|
|
|
#if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe)
|
1999-05-03 15:29:11 +08:00
|
|
|
|
/* 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)
|
|
|
|
|
{
|
1999-06-02 22:26:01 +08:00
|
|
|
|
if (! bfd_arm_pe_process_before_allocation
|
1999-05-03 15:29:11 +08:00
|
|
|
|
(is->the_bfd, & link_info, support_old_code))
|
|
|
|
|
{
|
|
|
|
|
/* xgettext:c-format */
|
|
|
|
|
einfo (_("Errors encountered processing file %s for interworking"),
|
|
|
|
|
is->filename);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* We have seen it all. Allocate it, and carry on */
|
1999-06-02 22:26:01 +08:00
|
|
|
|
bfd_arm_pe_allocate_interworking_sections (& link_info);
|
1999-05-03 15:29:11 +08:00
|
|
|
|
#endif /* TARGET_IS_armpe */
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* 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 (init[i].symbol, option) == 0)
|
|
|
|
|
return init[i].inited;
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static boolean
|
|
|
|
|
gld_${EMULATION_NAME}_unrecognized_file(entry)
|
|
|
|
|
lang_input_statement_type *entry;
|
|
|
|
|
{
|
1999-05-12 05:06:50 +08:00
|
|
|
|
#ifdef DLL_SUPPORT
|
1999-05-03 15:29:11 +08:00
|
|
|
|
const char *ext = entry->filename + strlen (entry->filename) - 4;
|
|
|
|
|
|
|
|
|
|
if (strcmp (ext, ".def") == 0 || strcmp (ext, ".DEF") == 0)
|
|
|
|
|
{
|
|
|
|
|
if (pe_def_file == 0)
|
|
|
|
|
pe_def_file = def_file_empty ();
|
|
|
|
|
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 = (char *) xmalloc (buflen);
|
|
|
|
|
for (i=0; i<pe_def_file->num_exports; i++)
|
|
|
|
|
{
|
|
|
|
|
struct bfd_link_hash_entry *h;
|
|
|
|
|
sprintf(buf, "_%s", 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 (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_assop ('=', "__image_base__", exp_intop (pe.ImageBase));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#if 0
|
|
|
|
|
/* Not sure if these *should* be set */
|
|
|
|
|
if (pe_def_file->version_major != -1)
|
|
|
|
|
{
|
|
|
|
|
pe.MajorImageVersion = pe_def_file->version_major;
|
|
|
|
|
pe.MinorImageVersion = pe_def_file->version_minor;
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
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 boolean
|
|
|
|
|
gld_${EMULATION_NAME}_recognized_file(entry)
|
|
|
|
|
lang_input_statement_type *entry;
|
|
|
|
|
{
|
1999-05-12 05:06:50 +08:00
|
|
|
|
#ifdef DLL_SUPPORT
|
1999-05-03 15:29:11 +08:00
|
|
|
|
#ifdef TARGET_IS_i386pe
|
1999-05-12 05:06:50 +08:00
|
|
|
|
pe_dll_id_target ("pei-i386");
|
|
|
|
|
#endif
|
1999-05-03 15:29:11 +08:00
|
|
|
|
if (bfd_get_format (entry->the_bfd) == bfd_object)
|
|
|
|
|
{
|
|
|
|
|
const char *ext = entry->filename + strlen (entry->filename) - 4;
|
|
|
|
|
if (strcmp (ext, ".dll") == 0 || strcmp (ext, ".DLL") == 0)
|
|
|
|
|
return pe_implied_import_dll (entry->filename);
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
gld_${EMULATION_NAME}_finish ()
|
|
|
|
|
{
|
1999-06-21 11:30:32 +08:00
|
|
|
|
#if defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_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 (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 != NULL && entry_from_cmdline)
|
|
|
|
|
einfo (_("%P: warning: '--thumb-entry %s' is overriding '-e %s'\n"),
|
|
|
|
|
thumb_entry_symbol, entry_symbol);
|
|
|
|
|
entry_symbol = buffer;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
einfo (_("%P: warning: connot find thumb start symbol %s\n"), thumb_entry_symbol);
|
|
|
|
|
}
|
|
|
|
|
#endif /* defined(TARGET_IS_armpe) || defined(TARGET_IS_arm_epoc_pe) */
|
|
|
|
|
|
1999-05-12 05:06:50 +08:00
|
|
|
|
#ifdef DLL_SUPPORT
|
1999-05-03 15:29:11 +08:00
|
|
|
|
if (link_info.shared)
|
|
|
|
|
{
|
|
|
|
|
pe_dll_fill_sections (output_bfd, &link_info);
|
|
|
|
|
if (pe_implib_filename)
|
|
|
|
|
pe_dll_generate_implib (pe_def_file, pe_implib_filename);
|
|
|
|
|
}
|
|
|
|
|
if (pe_out_def_filename)
|
|
|
|
|
pe_dll_generate_def_file (pe_out_def_filename);
|
|
|
|
|
#endif
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* 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 asection *hold_section;
|
|
|
|
|
static char *hold_section_name;
|
|
|
|
|
static lang_output_section_statement_type *hold_use;
|
|
|
|
|
static lang_output_section_statement_type *hold_text;
|
|
|
|
|
static lang_output_section_statement_type *hold_rdata;
|
|
|
|
|
static lang_output_section_statement_type *hold_data;
|
|
|
|
|
static lang_output_section_statement_type *hold_bss;
|
|
|
|
|
|
|
|
|
|
/* Place an orphan section. We use this to put random SHF_ALLOC
|
|
|
|
|
sections in the right segment. */
|
|
|
|
|
|
|
|
|
|
/*ARGSUSED*/
|
|
|
|
|
static boolean
|
|
|
|
|
gld_${EMULATION_NAME}_place_orphan (file, s)
|
|
|
|
|
lang_input_statement_type *file;
|
|
|
|
|
asection *s;
|
|
|
|
|
{
|
|
|
|
|
const char *secname;
|
|
|
|
|
char *dollar;
|
|
|
|
|
|
|
|
|
|
if ((s->flags & SEC_ALLOC) == 0)
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
|
|
secname = bfd_get_section_name (s->owner, s);
|
|
|
|
|
|
|
|
|
|
/* Look through the script to see where to place this section. */
|
|
|
|
|
|
|
|
|
|
hold_section = s;
|
|
|
|
|
|
|
|
|
|
hold_section_name = xstrdup (secname);
|
|
|
|
|
dollar = strchr (hold_section_name, '$');
|
|
|
|
|
if (dollar != NULL)
|
|
|
|
|
*dollar = '\0';
|
|
|
|
|
|
|
|
|
|
hold_use = NULL;
|
|
|
|
|
lang_for_each_statement (gld${EMULATION_NAME}_place_section);
|
|
|
|
|
|
|
|
|
|
if (hold_use == NULL)
|
|
|
|
|
{
|
|
|
|
|
lang_output_section_statement_type *place;
|
|
|
|
|
char *outsecname;
|
|
|
|
|
asection *snew, **pps;
|
|
|
|
|
lang_statement_list_type *old;
|
|
|
|
|
lang_statement_list_type add;
|
|
|
|
|
etree_type *address;
|
|
|
|
|
|
|
|
|
|
/* 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_HAS_CONTENTS) == 0
|
|
|
|
|
&& hold_bss != NULL)
|
|
|
|
|
place = hold_bss;
|
|
|
|
|
else if ((s->flags & SEC_READONLY) == 0
|
|
|
|
|
&& hold_data != NULL)
|
|
|
|
|
place = hold_data;
|
|
|
|
|
else if ((s->flags & SEC_CODE) == 0
|
|
|
|
|
&& (s->flags & SEC_READONLY) != 0
|
|
|
|
|
&& hold_rdata != NULL)
|
|
|
|
|
place = hold_rdata;
|
|
|
|
|
else if ((s->flags & SEC_READONLY) != 0
|
|
|
|
|
&& hold_text != NULL)
|
|
|
|
|
place = hold_text;
|
|
|
|
|
|
|
|
|
|
/* Choose a unique name for the section. This will be needed if
|
|
|
|
|
the same section name appears in the input file with
|
|
|
|
|
different loadable or allocateable characteristics. */
|
|
|
|
|
outsecname = xstrdup (hold_section_name);
|
|
|
|
|
if (bfd_get_section_by_name (output_bfd, outsecname) != NULL)
|
|
|
|
|
{
|
|
|
|
|
unsigned int len;
|
|
|
|
|
char *newname;
|
|
|
|
|
unsigned int i;
|
|
|
|
|
|
|
|
|
|
len = strlen (outsecname);
|
|
|
|
|
newname = xmalloc (len + 5);
|
|
|
|
|
strcpy (newname, outsecname);
|
|
|
|
|
i = 0;
|
|
|
|
|
do
|
|
|
|
|
{
|
|
|
|
|
sprintf (newname + len, "%d", i);
|
|
|
|
|
++i;
|
|
|
|
|
}
|
|
|
|
|
while (bfd_get_section_by_name (output_bfd, newname) != NULL);
|
|
|
|
|
|
|
|
|
|
free (outsecname);
|
|
|
|
|
outsecname = newname;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* We don't want to free OUTSECNAME, as it may get attached to
|
|
|
|
|
the output section statement. */
|
|
|
|
|
|
|
|
|
|
/* Create the section in the output file, and put it in the
|
|
|
|
|
right place. This shuffling is to make the output file look
|
|
|
|
|
neater. */
|
|
|
|
|
snew = bfd_make_section (output_bfd, outsecname);
|
|
|
|
|
if (snew == NULL)
|
|
|
|
|
einfo ("%P%F: output format %s cannot represent section called %s\n",
|
|
|
|
|
output_bfd->xvec->name, outsecname);
|
|
|
|
|
if (place != NULL && place->bfd_section != NULL)
|
|
|
|
|
{
|
|
|
|
|
for (pps = &output_bfd->sections; *pps != snew; pps = &(*pps)->next)
|
|
|
|
|
;
|
|
|
|
|
*pps = snew->next;
|
|
|
|
|
snew->next = place->bfd_section->next;
|
|
|
|
|
place->bfd_section->next = snew;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Start building a list of statements for this section. */
|
|
|
|
|
old = stat_ptr;
|
|
|
|
|
stat_ptr = &add;
|
|
|
|
|
lang_list_init (stat_ptr);
|
|
|
|
|
|
|
|
|
|
if (link_info.relocateable)
|
|
|
|
|
address = NULL;
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
/* All sections in an executable must be aligned to a page
|
|
|
|
|
boundary. */
|
|
|
|
|
address = exp_unop (ALIGN_K,
|
|
|
|
|
exp_nameop (NAME, "__section_alignment__"));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
lang_enter_output_section_statement (outsecname, address, 0,
|
|
|
|
|
(bfd_vma) 0,
|
|
|
|
|
(etree_type *) NULL,
|
|
|
|
|
(etree_type *) NULL,
|
|
|
|
|
(etree_type *) NULL);
|
|
|
|
|
|
|
|
|
|
hold_use = lang_output_section_statement_lookup (outsecname);
|
|
|
|
|
|
|
|
|
|
lang_leave_output_section_statement
|
|
|
|
|
((bfd_vma) 0, "*default*",
|
|
|
|
|
(struct lang_output_section_phdr_list *) NULL);
|
|
|
|
|
|
|
|
|
|
/* Now stick the new statement list right after PLACE. */
|
|
|
|
|
if (place != NULL)
|
|
|
|
|
{
|
|
|
|
|
*add.tail = place->header.next;
|
|
|
|
|
place->header.next = add.head;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
stat_ptr = old;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (dollar == NULL)
|
|
|
|
|
wild_doit (&hold_use->children, s, hold_use, file);
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
lang_statement_union_type **pl;
|
|
|
|
|
boolean found_dollar;
|
|
|
|
|
lang_statement_list_type list;
|
|
|
|
|
|
|
|
|
|
/* The section name has a '$'. Sort it with the other '$'
|
|
|
|
|
sections. */
|
|
|
|
|
|
|
|
|
|
found_dollar = false;
|
|
|
|
|
for (pl = &hold_use->children.head; *pl != NULL; pl = &(*pl)->next)
|
|
|
|
|
{
|
|
|
|
|
lang_input_section_type *ls;
|
|
|
|
|
const char *lname;
|
|
|
|
|
|
|
|
|
|
if ((*pl)->header.type != lang_input_section_enum)
|
|
|
|
|
continue;
|
|
|
|
|
|
|
|
|
|
ls = &(*pl)->input_section;
|
|
|
|
|
|
|
|
|
|
lname = bfd_get_section_name (ls->ifile->the_bfd, ls->section);
|
|
|
|
|
if (strchr (lname, '$') == NULL)
|
|
|
|
|
{
|
|
|
|
|
if (found_dollar)
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
found_dollar = true;
|
|
|
|
|
if (strcmp (secname, lname) < 0)
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
lang_list_init (&list);
|
|
|
|
|
wild_doit (&list, s, hold_use, file);
|
|
|
|
|
if (list.head != NULL)
|
|
|
|
|
{
|
|
|
|
|
ASSERT (list.head->next == NULL);
|
|
|
|
|
list.head->next = *pl;
|
|
|
|
|
*pl = list.head;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
free (hold_section_name);
|
|
|
|
|
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
gld${EMULATION_NAME}_place_section (s)
|
|
|
|
|
lang_statement_union_type *s;
|
|
|
|
|
{
|
|
|
|
|
lang_output_section_statement_type *os;
|
|
|
|
|
|
|
|
|
|
if (s->header.type != lang_output_section_statement_enum)
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
os = &s->output_section_statement;
|
|
|
|
|
|
|
|
|
|
if (strcmp (os->name, hold_section_name) == 0
|
|
|
|
|
&& os->bfd_section != NULL
|
|
|
|
|
&& ((hold_section->flags & (SEC_LOAD | SEC_ALLOC))
|
|
|
|
|
== (os->bfd_section->flags & (SEC_LOAD | SEC_ALLOC))))
|
|
|
|
|
hold_use = os;
|
|
|
|
|
|
|
|
|
|
if (strcmp (os->name, ".text") == 0)
|
|
|
|
|
hold_text = os;
|
|
|
|
|
else if (strcmp (os->name, ".rdata") == 0)
|
|
|
|
|
hold_rdata = os;
|
|
|
|
|
else if (strcmp (os->name, ".data") == 0)
|
|
|
|
|
hold_data = os;
|
|
|
|
|
else if (strcmp (os->name, ".bss") == 0)
|
|
|
|
|
hold_bss = os;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static char *
|
|
|
|
|
gld_${EMULATION_NAME}_get_script(isfile)
|
|
|
|
|
int *isfile;
|
|
|
|
|
EOF
|
|
|
|
|
# Scripts compiled in.
|
|
|
|
|
# sed commands to quote an ld script as a C string.
|
1999-08-07 06:46:03 +08:00
|
|
|
|
sc="-f stringify.sed"
|
1999-05-03 15:29:11 +08:00
|
|
|
|
|
|
|
|
|
cat >>e${EMULATION_NAME}.c <<EOF
|
|
|
|
|
{
|
|
|
|
|
*isfile = 0;
|
|
|
|
|
|
|
|
|
|
if (link_info.relocateable == true && config.build_constructors == true)
|
|
|
|
|
return
|
|
|
|
|
EOF
|
|
|
|
|
sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
|
|
|
|
|
echo ' ; else if (link_info.relocateable == true) return' >> e${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${EMULATION_NAME}.c
|
|
|
|
|
echo ' ; else return' >> e${EMULATION_NAME}.c
|
|
|
|
|
sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
|
|
|
|
|
echo '; }' >> e${EMULATION_NAME}.c
|
|
|
|
|
|
|
|
|
|
cat >>e${EMULATION_NAME}.c <<EOF
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
struct ld_emulation_xfer_struct ld_${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, /* finish */
|
|
|
|
|
NULL, /* create output section statements */
|
|
|
|
|
NULL, /* open dynamic archive */
|
|
|
|
|
gld_${EMULATION_NAME}_place_orphan,
|
|
|
|
|
gld_${EMULATION_NAME}_set_symbols,
|
|
|
|
|
gld_${EMULATION_NAME}_parse_args,
|
|
|
|
|
gld_${EMULATION_NAME}_unrecognized_file,
|
|
|
|
|
gld_${EMULATION_NAME}_list_options,
|
|
|
|
|
gld_${EMULATION_NAME}_recognized_file
|
|
|
|
|
};
|
|
|
|
|
EOF
|