// A reloc against a global symbol.
Output_reloc(Symbol* gsym, unsigned int type, Output_data* od,
- Address address, bool is_relative, bool is_symbolless);
+ Address address, bool is_relative, bool is_symbolless,
+ bool use_plt_offset);
Output_reloc(Symbol* gsym, unsigned int type,
Sized_relobj<size, big_endian>* relobj,
unsigned int shndx, Address address, bool is_relative,
- bool is_symbolless);
+ bool is_symbolless, bool use_plt_offset);
// A reloc against a local symbol or local section symbol.
bool is_symbolless_ : 1;
// True if the relocation is against a section symbol.
bool is_section_symbol_ : 1;
- // True if the addend should be the PLT offset. This is used only
- // for RELATIVE relocations to local symbols.
+ // True if the addend should be the PLT offset.
// (Used only for RELA, but stored here for space.)
bool use_plt_offset_ : 1;
// If the reloc address is an input section in an object, the
Output_reloc(Symbol* gsym, unsigned int type, Output_data* od,
Address address, Addend addend, bool is_relative,
- bool is_symbolless)
- : rel_(gsym, type, od, address, is_relative, is_symbolless),
+ bool is_symbolless, bool use_plt_offset)
+ : rel_(gsym, type, od, address, is_relative, is_symbolless,
+ use_plt_offset),
addend_(addend)
{ }
Output_reloc(Symbol* gsym, unsigned int type,
Sized_relobj<size, big_endian>* relobj,
unsigned int shndx, Address address, Addend addend,
- bool is_relative, bool is_symbolless)
+ bool is_relative, bool is_symbolless, bool use_plt_offset)
: rel_(gsym, type, relobj, shndx, address, is_relative,
- is_symbolless), addend_(addend)
+ is_symbolless, use_plt_offset), addend_(addend)
{ }
// A reloc against a local symbol.
sort_relocs() const
{ return this->sort_relocs_; }
+ // Add a reloc of type TYPE against the global symbol GSYM. The
+ // relocation applies to the data at offset ADDRESS within OD.
+ virtual void
+ add_global_generic(Symbol* gsym, unsigned int type, Output_data* od,
+ uint64_t address, uint64_t addend) = 0;
+
+ // Add a reloc of type TYPE against the global symbol GSYM. The
+ // relocation applies to data at offset ADDRESS within section SHNDX
+ // of object file RELOBJ. OD is the associated output section.
+ virtual void
+ add_global_generic(Symbol* gsym, unsigned int type, Output_data* od,
+ Relobj* relobj, unsigned int shndx, uint64_t address,
+ uint64_t addend) = 0;
+
+ // Add a reloc of type TYPE against the local symbol LOCAL_SYM_INDEX
+ // in RELOBJ. The relocation applies to the data at offset ADDRESS
+ // within OD.
+ virtual void
+ add_local_generic(Relobj* relobj, unsigned int local_sym_index,
+ unsigned int type, Output_data* od, uint64_t address,
+ uint64_t addend) = 0;
+
+ // Add a reloc of type TYPE against the local symbol LOCAL_SYM_INDEX
+ // in RELOBJ. The relocation applies to the data at offset ADDRESS
+ // within section SHNDX of RELOBJ. OD is the associated output
+ // section.
+ virtual void
+ add_local_generic(Relobj* relobj, unsigned int local_sym_index,
+ unsigned int type, Output_data* od, unsigned int shndx,
+ uint64_t address, uint64_t addend) = 0;
+
+ // Add a reloc of type TYPE against the STT_SECTION symbol of the
+ // output section OS. The relocation applies to the data at offset
+ // ADDRESS within OD.
+ virtual void
+ add_output_section_generic(Output_section *os, unsigned int type,
+ Output_data* od, uint64_t address,
+ uint64_t addend) = 0;
+
+ // Add a reloc of type TYPE against the STT_SECTION symbol of the
+ // output section OS. The relocation applies to the data at offset
+ // ADDRESS within section SHNDX of RELOBJ. OD is the associated
+ // output section.
+ virtual void
+ add_output_section_generic(Output_section* os, unsigned int type,
+ Output_data* od, Relobj* relobj,
+ unsigned int shndx, uint64_t address,
+ uint64_t addend) = 0;
+
protected:
// Note that we've added another relative reloc.
void
void
add_global(Symbol* gsym, unsigned int type, Output_data* od, Address address)
- { this->add(od, Output_reloc_type(gsym, type, od, address, false, false)); }
+ { this->add(od, Output_reloc_type(gsym, type, od, address, false, false, false)); }
void
add_global(Symbol* gsym, unsigned int type, Output_data* od,
Sized_relobj<size, big_endian>* relobj,
unsigned int shndx, Address address)
{ this->add(od, Output_reloc_type(gsym, type, relobj, shndx, address,
- false, false)); }
-
- // These are to simplify the Copy_relocs class.
+ false, false, false)); }
void
- add_global(Symbol* gsym, unsigned int type, Output_data* od, Address address,
- Address addend)
+ add_global_generic(Symbol* gsym, unsigned int type, Output_data* od,
+ uint64_t address, uint64_t addend)
{
gold_assert(addend == 0);
- this->add_global(gsym, type, od, address);
+ this->add(od, Output_reloc_type(gsym, type, od,
+ convert_types<Address, uint64_t>(address),
+ false, false, false));
}
void
- add_global(Symbol* gsym, unsigned int type, Output_data* od,
- Sized_relobj<size, big_endian>* relobj,
- unsigned int shndx, Address address, Address addend)
+ add_global_generic(Symbol* gsym, unsigned int type, Output_data* od,
+ Relobj* relobj, unsigned int shndx, uint64_t address,
+ uint64_t addend)
{
gold_assert(addend == 0);
- this->add_global(gsym, type, od, relobj, shndx, address);
+ Sized_relobj<size, big_endian>* sized_relobj =
+ static_cast<Sized_relobj<size, big_endian>*>(relobj);
+ this->add(od, Output_reloc_type(gsym, type, sized_relobj, shndx,
+ convert_types<Address, uint64_t>(address),
+ false, false, false));
}
// Add a RELATIVE reloc against a global symbol. The final relocation
void
add_global_relative(Symbol* gsym, unsigned int type, Output_data* od,
Address address)
- { this->add(od, Output_reloc_type(gsym, type, od, address, true, true)); }
+ { this->add(od, Output_reloc_type(gsym, type, od, address, true, true,
+ false)); }
void
add_global_relative(Symbol* gsym, unsigned int type, Output_data* od,
unsigned int shndx, Address address)
{
this->add(od, Output_reloc_type(gsym, type, relobj, shndx, address,
- true, true));
+ true, true, false));
}
// Add a global relocation which does not use a symbol for the relocation,
void
add_symbolless_global_addend(Symbol* gsym, unsigned int type,
Output_data* od, Address address)
- { this->add(od, Output_reloc_type(gsym, type, od, address, false, true)); }
+ { this->add(od, Output_reloc_type(gsym, type, od, address, false, true,
+ false)); }
void
add_symbolless_global_addend(Symbol* gsym, unsigned int type,
unsigned int shndx, Address address)
{
this->add(od, Output_reloc_type(gsym, type, relobj, shndx, address,
- false, true));
+ false, true, false));
}
// Add a reloc against a local symbol.
address, false, false, false, false));
}
+ void
+ add_local_generic(Relobj* relobj, unsigned int local_sym_index,
+ unsigned int type, Output_data* od, uint64_t address,
+ uint64_t addend)
+ {
+ gold_assert(addend == 0);
+ Sized_relobj<size, big_endian>* sized_relobj =
+ static_cast<Sized_relobj<size, big_endian> *>(relobj);
+ this->add(od, Output_reloc_type(sized_relobj, local_sym_index, type, od,
+ convert_types<Address, uint64_t>(address),
+ false, false, false, false));
+ }
+
+ void
+ add_local_generic(Relobj* relobj, unsigned int local_sym_index,
+ unsigned int type, Output_data* od, unsigned int shndx,
+ uint64_t address, uint64_t addend)
+ {
+ gold_assert(addend == 0);
+ Sized_relobj<size, big_endian>* sized_relobj =
+ static_cast<Sized_relobj<size, big_endian>*>(relobj);
+ this->add(od, Output_reloc_type(sized_relobj, local_sym_index, type, shndx,
+ convert_types<Address, uint64_t>(address),
+ false, false, false, false));
+ }
+
// Add a RELATIVE reloc against a local symbol.
void
unsigned int shndx, Address address)
{ this->add(od, Output_reloc_type(os, type, relobj, shndx, address)); }
+ void
+ add_output_section_generic(Output_section* os, unsigned int type,
+ Output_data* od, uint64_t address,
+ uint64_t addend)
+ {
+ gold_assert(addend == 0);
+ this->add(od, Output_reloc_type(os, type, od,
+ convert_types<Address, uint64_t>(address)));
+ }
+
+ void
+ add_output_section_generic(Output_section* os, unsigned int type,
+ Output_data* od, Relobj* relobj,
+ unsigned int shndx, uint64_t address,
+ uint64_t addend)
+ {
+ gold_assert(addend == 0);
+ Sized_relobj<size, big_endian>* sized_relobj =
+ static_cast<Sized_relobj<size, big_endian>*>(relobj);
+ this->add(od, Output_reloc_type(os, type, sized_relobj, shndx,
+ convert_types<Address, uint64_t>(address)));
+ }
+
// Add an absolute relocation.
void
add_global(Symbol* gsym, unsigned int type, Output_data* od,
Address address, Addend addend)
{ this->add(od, Output_reloc_type(gsym, type, od, address, addend,
- false, false)); }
+ false, false, false)); }
void
add_global(Symbol* gsym, unsigned int type, Output_data* od,
unsigned int shndx, Address address,
Addend addend)
{ this->add(od, Output_reloc_type(gsym, type, relobj, shndx, address,
- addend, false, false)); }
+ addend, false, false, false)); }
+
+ void
+ add_global_generic(Symbol* gsym, unsigned int type, Output_data* od,
+ uint64_t address, uint64_t addend)
+ {
+ this->add(od, Output_reloc_type(gsym, type, od,
+ convert_types<Address, uint64_t>(address),
+ convert_types<Addend, uint64_t>(addend),
+ false, false, false));
+ }
+
+ void
+ add_global_generic(Symbol* gsym, unsigned int type, Output_data* od,
+ Relobj* relobj, unsigned int shndx, uint64_t address,
+ uint64_t addend)
+ {
+ Sized_relobj<size, big_endian>* sized_relobj =
+ static_cast<Sized_relobj<size, big_endian>*>(relobj);
+ this->add(od, Output_reloc_type(gsym, type, sized_relobj, shndx,
+ convert_types<Address, uint64_t>(address),
+ convert_types<Addend, uint64_t>(addend),
+ false, false, false));
+ }
// Add a RELATIVE reloc against a global symbol. The final output
// relocation will not reference the symbol, but we must keep the symbol
void
add_global_relative(Symbol* gsym, unsigned int type, Output_data* od,
- Address address, Addend addend)
+ Address address, Addend addend, bool use_plt_offset)
{ this->add(od, Output_reloc_type(gsym, type, od, address, addend, true,
- true)); }
+ true, use_plt_offset)); }
void
add_global_relative(Symbol* gsym, unsigned int type, Output_data* od,
Sized_relobj<size, big_endian>* relobj,
- unsigned int shndx, Address address, Addend addend)
+ unsigned int shndx, Address address, Addend addend,
+ bool use_plt_offset)
{ this->add(od, Output_reloc_type(gsym, type, relobj, shndx, address,
- addend, true, true)); }
+ addend, true, true, use_plt_offset)); }
// Add a global relocation which does not use a symbol for the relocation,
// but which gets its addend from a symbol.
add_symbolless_global_addend(Symbol* gsym, unsigned int type, Output_data* od,
Address address, Addend addend)
{ this->add(od, Output_reloc_type(gsym, type, od, address, addend,
- false, true)); }
+ false, true, false)); }
void
add_symbolless_global_addend(Symbol* gsym, unsigned int type,
Sized_relobj<size, big_endian>* relobj,
unsigned int shndx, Address address, Addend addend)
{ this->add(od, Output_reloc_type(gsym, type, relobj, shndx, address,
- addend, false, true)); }
+ addend, false, true, false)); }
// Add a reloc against a local symbol.
false));
}
+ void
+ add_local_generic(Relobj* relobj, unsigned int local_sym_index,
+ unsigned int type, Output_data* od, uint64_t address,
+ uint64_t addend)
+ {
+ Sized_relobj<size, big_endian>* sized_relobj =
+ static_cast<Sized_relobj<size, big_endian> *>(relobj);
+ this->add(od, Output_reloc_type(sized_relobj, local_sym_index, type, od,
+ convert_types<Address, uint64_t>(address),
+ convert_types<Addend, uint64_t>(addend),
+ false, false, false, false));
+ }
+
+ void
+ add_local_generic(Relobj* relobj, unsigned int local_sym_index,
+ unsigned int type, Output_data* od, unsigned int shndx,
+ uint64_t address, uint64_t addend)
+ {
+ Sized_relobj<size, big_endian>* sized_relobj =
+ static_cast<Sized_relobj<size, big_endian>*>(relobj);
+ this->add(od, Output_reloc_type(sized_relobj, local_sym_index, type, shndx,
+ convert_types<Address, uint64_t>(address),
+ convert_types<Addend, uint64_t>(addend),
+ false, false, false, false));
+ }
+
// Add a RELATIVE reloc against a local symbol.
void
{ this->add(od, Output_reloc_type(os, type, relobj, shndx, address,
addend)); }
+ void
+ add_output_section_generic(Output_section* os, unsigned int type,
+ Output_data* od, uint64_t address,
+ uint64_t addend)
+ {
+ this->add(od, Output_reloc_type(os, type, od,
+ convert_types<Address, uint64_t>(address),
+ convert_types<Addend, uint64_t>(addend)));
+ }
+
+ void
+ add_output_section_generic(Output_section* os, unsigned int type,
+ Output_data* od, Relobj* relobj,
+ unsigned int shndx, uint64_t address,
+ uint64_t addend)
+ {
+ Sized_relobj<size, big_endian>* sized_relobj =
+ static_cast<Sized_relobj<size, big_endian>*>(relobj);
+ this->add(od, Output_reloc_type(os, type, sized_relobj, shndx,
+ convert_types<Address, uint64_t>(address),
+ convert_types<Addend, uint64_t>(addend)));
+ }
+
// Add an absolute relocation.
void
// Output_data_got is used to manage a GOT. Each entry in the GOT is
// for one symbol--either a global symbol or a local symbol in an
// object. The target specific code adds entries to the GOT as
-// needed.
+// needed. The GOT_SIZE template parameter is the size in bits of a
+// GOT entry, typically 32 or 64.
-template<int size, bool big_endian>
-class Output_data_got : public Output_section_data_build
+class Output_data_got_base : public Output_section_data_build
+{
+ public:
+ Output_data_got_base(uint64_t align)
+ : Output_section_data_build(align)
+ { }
+
+ Output_data_got_base(off_t data_size, uint64_t align)
+ : Output_section_data_build(data_size, align)
+ { }
+
+ // Reserve the slot at index I in the GOT.
+ void
+ reserve_slot(unsigned int i)
+ { this->do_reserve_slot(i); }
+
+ protected:
+ // Reserve the slot at index I in the GOT.
+ virtual void
+ do_reserve_slot(unsigned int i) = 0;
+};
+
+template<int got_size, bool big_endian>
+class Output_data_got : public Output_data_got_base
{
public:
- typedef typename elfcpp::Elf_types<size>::Elf_Addr Valtype;
- typedef Output_data_reloc<elfcpp::SHT_REL, true, size, big_endian> Rel_dyn;
- typedef Output_data_reloc<elfcpp::SHT_RELA, true, size, big_endian> Rela_dyn;
+ typedef typename elfcpp::Elf_types<got_size>::Elf_Addr Valtype;
Output_data_got()
- : Output_section_data_build(Output_data::default_alignment_for_size(size)),
+ : Output_data_got_base(Output_data::default_alignment_for_size(got_size)),
entries_(), free_list_()
{ }
Output_data_got(off_t data_size)
- : Output_section_data_build(data_size,
- Output_data::default_alignment_for_size(size)),
+ : Output_data_got_base(data_size,
+ Output_data::default_alignment_for_size(got_size)),
entries_(), free_list_()
{
// For an incremental update, we have an existing GOT section.
// Initialize the list of entries and the free list.
- this->entries_.resize(data_size / (size / 8));
+ this->entries_.resize(data_size / (got_size / 8));
this->free_list_.init(data_size, false);
}
// relocation of type R_TYPE for the GOT entry.
void
add_global_with_rel(Symbol* gsym, unsigned int got_type,
- Rel_dyn* rel_dyn, unsigned int r_type);
-
- void
- add_global_with_rela(Symbol* gsym, unsigned int got_type,
- Rela_dyn* rela_dyn, unsigned int r_type);
+ Output_data_reloc_generic* rel_dyn, unsigned int r_type);
// Add a pair of entries for a global symbol to the GOT, and add
// dynamic relocations of type R_TYPE_1 and R_TYPE_2, respectively.
void
add_global_pair_with_rel(Symbol* gsym, unsigned int got_type,
- Rel_dyn* rel_dyn, unsigned int r_type_1,
- unsigned int r_type_2);
-
- void
- add_global_pair_with_rela(Symbol* gsym, unsigned int got_type,
- Rela_dyn* rela_dyn, unsigned int r_type_1,
- unsigned int r_type_2);
+ Output_data_reloc_generic* rel_dyn,
+ unsigned int r_type_1, unsigned int r_type_2);
// Add an entry for a local symbol to the GOT. This returns true if
// this is a new GOT entry, false if the symbol already has a GOT
// entry.
bool
- add_local(Sized_relobj_file<size, big_endian>* object, unsigned int sym_index,
- unsigned int got_type);
+ add_local(Relobj* object, unsigned int sym_index, unsigned int got_type);
// Like add_local, but use the PLT offset of the local symbol if it
// has one.
bool
- add_local_plt(Sized_relobj_file<size, big_endian>* object,
- unsigned int sym_index,
- unsigned int got_type);
+ add_local_plt(Relobj* object, unsigned int sym_index, unsigned int got_type);
// Add an entry for a local symbol to the GOT, and add a dynamic
// relocation of type R_TYPE for the GOT entry.
void
- add_local_with_rel(Sized_relobj_file<size, big_endian>* object,
- unsigned int sym_index, unsigned int got_type,
- Rel_dyn* rel_dyn, unsigned int r_type);
-
- void
- add_local_with_rela(Sized_relobj_file<size, big_endian>* object,
- unsigned int sym_index, unsigned int got_type,
- Rela_dyn* rela_dyn, unsigned int r_type);
+ add_local_with_rel(Relobj* object, unsigned int sym_index,
+ unsigned int got_type, Output_data_reloc_generic* rel_dyn,
+ unsigned int r_type);
// Add a pair of entries for a local symbol to the GOT, and add
// dynamic relocations of type R_TYPE_1 and R_TYPE_2, respectively.
void
- add_local_pair_with_rel(Sized_relobj_file<size, big_endian>* object,
- unsigned int sym_index, unsigned int shndx,
- unsigned int got_type, Rel_dyn* rel_dyn,
- unsigned int r_type_1, unsigned int r_type_2);
-
- void
- add_local_pair_with_rela(Sized_relobj_file<size, big_endian>* object,
- unsigned int sym_index, unsigned int shndx,
- unsigned int got_type, Rela_dyn* rela_dyn,
+ add_local_pair_with_rel(Relobj* object, unsigned int sym_index,
+ unsigned int shndx, unsigned int got_type,
+ Output_data_reloc_generic* rel_dyn,
unsigned int r_type_1, unsigned int r_type_2);
// Add a constant to the GOT. This returns the offset of the new
return got_offset;
}
- // Reserve a slot in the GOT.
- void
- reserve_slot(unsigned int i)
- { this->free_list_.remove(i * size / 8, (i + 1) * size / 8); }
-
// Reserve a slot in the GOT for a local symbol.
void
- reserve_local(unsigned int i, Sized_relobj<size, big_endian>* object,
- unsigned int sym_index, unsigned int got_type);
+ reserve_local(unsigned int i, Relobj* object, unsigned int sym_index,
+ unsigned int got_type);
// Reserve a slot in the GOT for a global symbol.
void
do_print_to_mapfile(Mapfile* mapfile) const
{ mapfile->print_output_data(this, _("** GOT")); }
+ // Reserve the slot at index I in the GOT.
+ virtual void
+ do_reserve_slot(unsigned int i)
+ { this->free_list_.remove(i * got_size / 8, (i + 1) * got_size / 8); }
+
private:
// This POD class holds a single GOT entry.
class Got_entry
{ this->u_.gsym = gsym; }
// Create a local symbol entry.
- Got_entry(Sized_relobj_file<size, big_endian>* object,
- unsigned int local_sym_index, bool use_plt_offset)
+ Got_entry(Relobj* object, unsigned int local_sym_index,
+ bool use_plt_offset)
: local_sym_index_(local_sym_index), use_plt_offset_(use_plt_offset)
{
gold_assert(local_sym_index != GSYM_CODE
union
{
// For a local symbol, the object.
- Sized_relobj_file<size, big_endian>* object;
+ Relobj* object;
// For a global symbol, the symbol.
Symbol* gsym;
// For a constant, the constant.
// Return the offset into the GOT of GOT entry I.
unsigned int
got_offset(unsigned int i) const
- { return i * (size / 8); }
+ { return i * (got_size / 8); }
// Return the offset into the GOT of the last entry added.
unsigned int