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authorIan Lance Taylor <ian@airs.com>2011-12-19 21:07:16 +0000
committerIan Lance Taylor <ian@airs.com>2011-12-19 21:07:16 +0000
commit83896202bf93a490c4b8e6a222903d5797e16b32 (patch)
treeaf1d1b5cc6a8a05f394c57bd27fbb5a69f912fde /gold/object.h
parent984ac464433aa838ae9e305e216f0d084a8b550f (diff)
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* object.h (Relobj::local_symbol_value): New function.
(Relobj::local_plt_offset): New function. (Relobj::local_has_got_offset): New function. (Relobj::local_got_offset): New function. (Relobj::set_local_got_offset): New function. (Relobj::do_local_symbol_value): New pure virtual function. (Relobj::do_local_plt_offset): Likewise. (Relobj::do_local_has_got_offset): Likewise. (Relobj::do_local_got_offset): Likewise. (Relobj::do_set_local_got_offset): Likewise. (Sized_relobj::do_local_has_got_offset): Rename from local_has_got_offset. (Sized_relobj::do_local_got_offset): Rename from local_got_offset. (Sized_relobj::do_set_local_got_offset): Rename from set_local_got_offset. (Sized_relobj_file::do_local_plt_offset): Rename from local_plt_offset. (Sized_relobj_file::do_local_symbol_value): New function. * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from local_plt_offset. * output.cc (Output_data_got::Got_entry::write): Change object to Relobj. Use local_symbol_value. (Output_data_got::add_global_with_rel): Change rel_dyn to Output_data_reloc_generic*. Use add_global_generic. (Output_data_got::add_global_with_rela): Remove. Change all callers to use add_global_with_rel. (Output_data_got::add_global_pair_with_rel): Change rel_dyn to Output_data_reloc_generic*. Use add_global_generic. (Output_data_got::add_global_pair_with_rela): Remove. Change all callers to use add_global_pair_with_rel. (Output_data_got::add_local): Change object to Relobj*. (Output_data_got::add_local_plt): Likewise. (Output_data_got::add_local_with_rel): Change object to Relobj*, change rel_dyn to Output_data_reloc_generic*. Use add_local_generic. (Output_data_got::add_local_with_rela): Remove. Change all callers to use all_local_with_rel. (Output_data_got::add_local_pair_with_rel): Change object to Relobj*, change rel_dyn to Output_data_reloc_generic*. Use add_output_section_generic. (Output_data_got::add_local_pair_with_rela): Remove. Change all callers to use add_local_pair_with_rel. (Output_data_got::reserve_local): Change object to Relobj*. * output.h: (class Output_data_reloc_generic): Add pure virtual declarations for add_global_generic, add_local_generic, add_output_section_generic. (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new functions for Output_data_reloc_generic. Update declarations for changes listed in output.cc. (class Output_data_got): Change template parameter to got_size. Don't define Rel_dyn or Rela_dyn. Update declarations per above. * incremental.h (Sized_relobj_incr::do_local_symbol_value): New function. (Sized_relobj_incr::do_local_plt_offset): New function. * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call add_global_generic.
Diffstat (limited to 'gold/object.h')
-rw-r--r--gold/object.h157
1 files changed, 111 insertions, 46 deletions
diff --git a/gold/object.h b/gold/object.h
index a389c54..48aff5a 100644
--- a/gold/object.h
+++ b/gold/object.h
@@ -1009,6 +1009,39 @@ class Relobj : public Object
scan_relocs(Symbol_table* symtab, Layout* layout, Read_relocs_data* rd)
{ return this->do_scan_relocs(symtab, layout, rd); }
+ // Return the value of the local symbol whose index is SYMNDX, plus
+ // ADDEND. ADDEND is passed in so that we can correctly handle the
+ // section symbol for a merge section.
+ uint64_t
+ local_symbol_value(unsigned int symndx, uint64_t addend) const
+ { return this->do_local_symbol_value(symndx, addend); }
+
+ // Return the PLT offset for a local symbol. It is an error to call
+ // this if it doesn't have one.
+ unsigned int
+ local_plt_offset(unsigned int symndx) const
+ { return this->do_local_plt_offset(symndx); }
+
+ // Return whether the local symbol SYMNDX has a GOT offset of type
+ // GOT_TYPE.
+ bool
+ local_has_got_offset(unsigned int symndx, unsigned int got_type) const
+ { return this->do_local_has_got_offset(symndx, got_type); }
+
+ // Return the GOT offset of type GOT_TYPE of the local symbol
+ // SYMNDX. It is an error to call this if the symbol does not have
+ // a GOT offset of the specified type.
+ unsigned int
+ local_got_offset(unsigned int symndx, unsigned int got_type) const
+ { return this->do_local_got_offset(symndx, got_type); }
+
+ // Set the GOT offset with type GOT_TYPE of the local symbol SYMNDX
+ // to GOT_OFFSET.
+ void
+ set_local_got_offset(unsigned int symndx, unsigned int got_type,
+ unsigned int got_offset)
+ { this->do_set_local_got_offset(symndx, got_type, got_offset); }
+
// The number of local symbols in the input symbol table.
virtual unsigned int
local_symbol_count() const
@@ -1167,6 +1200,28 @@ class Relobj : public Object
virtual void
do_scan_relocs(Symbol_table*, Layout*, Read_relocs_data*) = 0;
+ // Return the value of a local symbol.
+ virtual uint64_t
+ do_local_symbol_value(unsigned int symndx, uint64_t addend) const = 0;
+
+ // Return the PLT offset of a local symbol.
+ virtual unsigned int
+ do_local_plt_offset(unsigned int symndx) const = 0;
+
+ // Return whether a local symbol has a GOT offset of a given type.
+ virtual bool
+ do_local_has_got_offset(unsigned int symndx,
+ unsigned int got_type) const = 0;
+
+ // Return the GOT offset of a given type of a local symbol.
+ virtual unsigned int
+ do_local_got_offset(unsigned int symndx, unsigned int got_type) const = 0;
+
+ // Set the GOT offset with a given type for a local symbol.
+ virtual void
+ do_set_local_got_offset(unsigned int symndx, unsigned int got_type,
+ unsigned int got_offset) = 0;
+
// Return the number of local symbols--implemented by child class.
virtual unsigned int
do_local_symbol_count() const = 0;
@@ -1775,47 +1830,6 @@ class Sized_relobj : public Relobj
return this->section_offsets_[shndx];
}
- // Return whether the local symbol SYMNDX has a GOT offset.
- // For TLS symbols, the GOT entry will hold its tp-relative offset.
- bool
- local_has_got_offset(unsigned int symndx, unsigned int got_type) const
- {
- Local_got_offsets::const_iterator p =
- this->local_got_offsets_.find(symndx);
- return (p != this->local_got_offsets_.end()
- && p->second->get_offset(got_type) != -1U);
- }
-
- // Return the GOT offset of the local symbol SYMNDX.
- unsigned int
- local_got_offset(unsigned int symndx, unsigned int got_type) const
- {
- Local_got_offsets::const_iterator p =
- this->local_got_offsets_.find(symndx);
- gold_assert(p != this->local_got_offsets_.end());
- unsigned int off = p->second->get_offset(got_type);
- gold_assert(off != -1U);
- return off;
- }
-
- // Set the GOT offset of the local symbol SYMNDX to GOT_OFFSET.
- void
- set_local_got_offset(unsigned int symndx, unsigned int got_type,
- unsigned int got_offset)
- {
- Local_got_offsets::const_iterator p =
- this->local_got_offsets_.find(symndx);
- if (p != this->local_got_offsets_.end())
- p->second->set_offset(got_type, got_offset);
- else
- {
- Got_offset_list* g = new Got_offset_list(got_type, got_offset);
- std::pair<Local_got_offsets::iterator, bool> ins =
- this->local_got_offsets_.insert(std::make_pair(symndx, g));
- gold_assert(ins.second);
- }
- }
-
// Iterate over local symbols, calling a visitor class V for each GOT offset
// associated with a local symbol.
void
@@ -1855,6 +1869,49 @@ class Sized_relobj : public Relobj
: convert_types<Address, uint64_t>(off));
}
+ // Return whether the local symbol SYMNDX has a GOT offset of type
+ // GOT_TYPE.
+ bool
+ do_local_has_got_offset(unsigned int symndx, unsigned int got_type) const
+ {
+ Local_got_offsets::const_iterator p =
+ this->local_got_offsets_.find(symndx);
+ return (p != this->local_got_offsets_.end()
+ && p->second->get_offset(got_type) != -1U);
+ }
+
+ // Return the GOT offset of type GOT_TYPE of the local symbol
+ // SYMNDX.
+ unsigned int
+ do_local_got_offset(unsigned int symndx, unsigned int got_type) const
+ {
+ Local_got_offsets::const_iterator p =
+ this->local_got_offsets_.find(symndx);
+ gold_assert(p != this->local_got_offsets_.end());
+ unsigned int off = p->second->get_offset(got_type);
+ gold_assert(off != -1U);
+ return off;
+ }
+
+ // Set the GOT offset with type GOT_TYPE of the local symbol SYMNDX
+ // to GOT_OFFSET.
+ void
+ do_set_local_got_offset(unsigned int symndx, unsigned int got_type,
+ unsigned int got_offset)
+ {
+ Local_got_offsets::const_iterator p =
+ this->local_got_offsets_.find(symndx);
+ if (p != this->local_got_offsets_.end())
+ p->second->set_offset(got_type, got_offset);
+ else
+ {
+ Got_offset_list* g = new Got_offset_list(got_type, got_offset);
+ std::pair<Local_got_offsets::iterator, bool> ins =
+ this->local_got_offsets_.insert(std::make_pair(symndx, g));
+ gold_assert(ins.second);
+ }
+ }
+
private:
// The GOT offsets of local symbols. This map also stores GOT offsets
// for tp-relative offsets for TLS symbols.
@@ -2000,11 +2057,6 @@ class Sized_relobj_file : public Sized_relobj<size, big_endian>
bool
local_has_plt_offset(unsigned int symndx) const;
- // Return the PLT offset for a local symbol. It is an error to call
- // this if it doesn't have one.
- unsigned int
- local_plt_offset(unsigned int symndx) const;
-
// Set the PLT offset of the local symbol SYMNDX.
void
set_local_plt_offset(unsigned int symndx, unsigned int plt_offset);
@@ -2050,6 +2102,19 @@ class Sized_relobj_file : public Sized_relobj<size, big_endian>
void
do_read_symbols(Read_symbols_data*);
+ // Return the value of a local symbol.
+ uint64_t
+ do_local_symbol_value(unsigned int symndx, uint64_t addend) const
+ {
+ const Symbol_value<size>* symval = this->local_symbol(symndx);
+ return symval->value(this, addend);
+ }
+
+ // Return the PLT offset for a local symbol. It is an error to call
+ // this if it doesn't have one.
+ unsigned int
+ do_local_plt_offset(unsigned int symndx) const;
+
// Return the number of local symbols.
unsigned int
do_local_symbol_count() const