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* ldwrite.c (build_link_order <lang_data_statement_enum>): Don't
output when section has no contents. (build_link_order <lang_reloc_statement_enum>): Likewise.
This commit is contained in:
Alan Modra
parent
46bd4bff3c
commit
2b42b063f3
18
ld/ChangeLog
18
ld/ChangeLog
@ -1,3 +1,9 @@
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2010-10-22 Alan Modra <amodra@gmail.com>
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* ldwrite.c (build_link_order <lang_data_statement_enum>): Don't
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output when section has no contents.
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(build_link_order <lang_reloc_statement_enum>): Likewise.
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2010-10-21 Joseph Myers <joseph@codesourcery.com>
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* emulparams/elf32_tic6x_le.sh (ATTRS_SECTIONS): Use
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@ -26,7 +32,7 @@
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(add_input_library): Likewise.
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(set_extra_library_path): Likewise.
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2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
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2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
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Apply LD plugin patch series (part 6/6).
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* ldlang.c (load_symbols): Handle bfd subsitution when calling the
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@ -35,13 +41,13 @@
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member to the plugins and if claimed set "subsbfd" output parameter to
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point to the dummy IR-only BFD.
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2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
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2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
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Apply LD plugin patch series (part 5/6).
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* plugin.c (asymbol_from_plugin_symbol): If the bfd is an ELF bfd,
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find the elf symbol data and set the visibility in the st_other field.
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2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
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2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
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Apply LD plugin patch series (part 4/6).
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* ldlang.c (lang_process)[ENABLE_PLUGINS]: Move invocation of
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@ -69,7 +75,7 @@
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(onall_symbols_read): Iterate the list of new files, libs and dirs,
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adding them.
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2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
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2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
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Apply LD plugin patch series (part 3/6).
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* ldmain.c (notice)[ENABLE_PLUGINS]: Call plugin_notice.
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@ -89,7 +95,7 @@
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(parse_options): Accept "dumpresolutions".
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(onall_symbols_read): Get syms and dump resolutions if it was given.
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2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
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2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
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Apply LD plugin patch series (part 2/6).
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* ldfile.c (ldfile_try_open_bfd)[ENABLE_PLUGINS]: Don't return early
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@ -132,7 +138,7 @@
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(onall_symbols_read): Make static and use TV_MESSAGE.
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(oncleanup): Likewise.
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2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
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2010-10-14 Dave Korn <dave.korn.cygwin@gmail.com>
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Apply LD plugin patch series (part 1/6).
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* configure.in: Add AC_CHECKs for file io and dlfcn headers and
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88
ld/ldwrite.c
88
ld/ldwrite.c
@ -1,6 +1,7 @@
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/* ldwrite.c -- write out the linked file
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Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2002,
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2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
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2003, 2004, 2005, 2006, 2007, 2008, 2010
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Free Software Foundation, Inc.
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Written by Steve Chamberlain sac@cygnus.com
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This file is part of the GNU Binutils.
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@ -51,6 +52,11 @@ build_link_order (lang_statement_union_type *statement)
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output_section = statement->data_statement.output_section;
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ASSERT (output_section->owner == link_info.output_bfd);
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if (!((output_section->flags & SEC_HAS_CONTENTS) != 0
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|| ((output_section->flags & SEC_LOAD) != 0
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&& (output_section->flags & SEC_THREAD_LOCAL))))
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break;
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link_order = bfd_new_link_order (link_info.output_bfd, output_section);
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if (link_order == NULL)
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einfo (_("%P%F: bfd_new_link_order failed\n"));
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@ -191,6 +197,11 @@ build_link_order (lang_statement_union_type *statement)
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output_section = rs->output_section;
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ASSERT (output_section->owner == link_info.output_bfd);
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if (!((output_section->flags & SEC_HAS_CONTENTS) != 0
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|| ((output_section->flags & SEC_LOAD) != 0
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&& (output_section->flags & SEC_THREAD_LOCAL))))
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break;
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link_order = bfd_new_link_order (link_info.output_bfd, output_section);
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if (link_order == NULL)
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einfo (_("%P%F: bfd_new_link_order failed\n"));
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@ -233,37 +244,35 @@ build_link_order (lang_statement_union_type *statement)
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&& (i->flags & SEC_EXCLUDE) == 0)
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{
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asection *output_section = i->output_section;
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struct bfd_link_order *link_order;
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ASSERT (output_section->owner == link_info.output_bfd);
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if ((output_section->flags & SEC_HAS_CONTENTS) != 0
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|| ((output_section->flags & SEC_LOAD) != 0
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&& (output_section->flags & SEC_THREAD_LOCAL)))
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if (!((output_section->flags & SEC_HAS_CONTENTS) != 0
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|| ((output_section->flags & SEC_LOAD) != 0
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&& (output_section->flags & SEC_THREAD_LOCAL))))
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break;
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link_order = bfd_new_link_order (link_info.output_bfd,
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output_section);
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if ((i->flags & SEC_NEVER_LOAD) != 0
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&& (i->flags & SEC_DEBUGGING) == 0)
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{
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struct bfd_link_order *link_order;
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link_order = bfd_new_link_order (link_info.output_bfd,
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output_section);
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if ((i->flags & SEC_NEVER_LOAD) != 0
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&& (i->flags & SEC_DEBUGGING) == 0)
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{
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/* We've got a never load section inside one which
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is going to be output, we'll change it into a
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fill. */
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link_order->type = bfd_data_link_order;
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link_order->u.data.contents = (unsigned char *) "";
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link_order->u.data.size = 1;
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}
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else
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{
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link_order->type = bfd_indirect_link_order;
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link_order->u.indirect.section = i;
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ASSERT (i->output_section == output_section);
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}
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link_order->size = i->size;
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link_order->offset = i->output_offset;
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/* We've got a never load section inside one which is
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going to be output, we'll change it into a fill. */
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link_order->type = bfd_data_link_order;
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link_order->u.data.contents = (unsigned char *) "";
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link_order->u.data.size = 1;
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}
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else
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{
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link_order->type = bfd_indirect_link_order;
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link_order->u.indirect.section = i;
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ASSERT (i->output_section == output_section);
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}
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link_order->size = i->size;
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link_order->offset = i->output_offset;
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}
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}
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break;
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@ -277,18 +286,19 @@ build_link_order (lang_statement_union_type *statement)
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output_section = statement->padding_statement.output_section;
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ASSERT (statement->padding_statement.output_section->owner
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== link_info.output_bfd);
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if ((output_section->flags & SEC_HAS_CONTENTS) != 0
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|| ((output_section->flags & SEC_LOAD) != 0
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&& (output_section->flags & SEC_THREAD_LOCAL)))
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{
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link_order = bfd_new_link_order (link_info.output_bfd,
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output_section);
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link_order->type = bfd_data_link_order;
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link_order->size = statement->padding_statement.size;
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link_order->offset = statement->padding_statement.output_offset;
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link_order->u.data.contents = statement->padding_statement.fill->data;
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link_order->u.data.size = statement->padding_statement.fill->size;
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}
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if (!((output_section->flags & SEC_HAS_CONTENTS) != 0
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|| ((output_section->flags & SEC_LOAD) != 0
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&& (output_section->flags & SEC_THREAD_LOCAL))))
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break;
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link_order = bfd_new_link_order (link_info.output_bfd,
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output_section);
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link_order->type = bfd_data_link_order;
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link_order->size = statement->padding_statement.size;
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link_order->offset = statement->padding_statement.output_offset;
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link_order->u.data.contents = statement->padding_statement.fill->data;
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link_order->u.data.size = statement->padding_statement.fill->size;
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}
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break;
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