-// target.cc
+// target.cc -- target support for gold.
-// Copyright 2009 Free Software Foundation, Inc.
+// Copyright 2009, 2010, 2011, 2013 Free Software Foundation, Inc.
// Written by Doug Kwan <dougkwan@google.com>.
// This file is part of gold.
{
// Return whether NAME is a local label name. This is used to implement the
-// --discard-locals options and can be overriden by children classes to
+// --discard-locals options and can be overridden by child classes to
// implement system-specific behaviour. The logic here is the same as that
// in _bfd_elf_is_local_label_name().
const elfcpp::Ehdr<size, big_endian>& ehdr)
{
int et = ehdr.get_e_type();
- if (et == elfcpp::ET_REL)
+ // ET_EXEC files are valid input for --just-symbols/-R,
+ // and we treat them as relocatable objects.
+ if (et == elfcpp::ET_REL
+ || (et == elfcpp::ET_EXEC && input_file->just_symbols()))
{
- Sized_relobj<size, big_endian>* obj =
- new Sized_relobj<size, big_endian>(name, input_file, offset, ehdr);
+ Sized_relobj_file<size, big_endian>* obj =
+ new Sized_relobj_file<size, big_endian>(name, input_file, offset, ehdr);
obj->setup();
return obj;
}
}
}
+// Return address and size to plug into eh_frame FDEs associated with a PLT.
+void
+Target::do_plt_fde_location(const Output_data* plt, unsigned char*,
+ uint64_t* address, off_t* len) const
+{
+ *address = plt->address();
+ *len = plt->data_size();
+}
+
+// Class Sized_target.
+
+// Set the EI_OSABI field of the ELF header if requested.
+
+template<int size, bool big_endian>
+void
+Sized_target<size, big_endian>::do_adjust_elf_header(unsigned char* view,
+ int len)
+{
+ elfcpp::ELFOSABI osabi = this->osabi();
+ if (osabi != elfcpp::ELFOSABI_NONE)
+ {
+ gold_assert(len == elfcpp::Elf_sizes<size>::ehdr_size);
+
+ elfcpp::Ehdr<size, big_endian> ehdr(view);
+ unsigned char e_ident[elfcpp::EI_NIDENT];
+ memcpy(e_ident, ehdr.get_e_ident(), elfcpp::EI_NIDENT);
+
+ e_ident[elfcpp::EI_OSABI] = osabi;
+
+ elfcpp::Ehdr_write<size, big_endian> oehdr(view);
+ oehdr.put_e_ident(e_ident);
+ }
+}
+
+#ifdef HAVE_TARGET_32_LITTLE
+template
+class Sized_target<32, false>;
+#endif
+
+#ifdef HAVE_TARGET_32_BIG
+template
+class Sized_target<32, true>;
+#endif
+
+#ifdef HAVE_TARGET_64_LITTLE
+template
+class Sized_target<64, false>;
+#endif
+
+#ifdef HAVE_TARGET_64_BIG
+template
+class Sized_target<64, true>;
+#endif
+
} // End namespace gold.