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* output.h (Output_reloc<SHT_REL>::Output_reloc): Add 

is_symbolless parameter.
	(Output_reloc<SHT_REL>::is_symbolless): New.
	(Output_reloc<SHT_REL>::is_symbolless_): New.
	(Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
	(Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
	(Output_reloc<SHT_RELA>::is_symbolless): New.
	(Output_data_reloc::add_global): Handle is_symbolless.
	(Output_data_reloc::add_global_relative): Likewise.
	(Output_data_reloc::add_local): Likewise.
	(Output_data_reloc::add_local_relative): Likewise.
	(Output_data_reloc::add_symbolless_global_addend): New.
	(Output_data_reloc::add_symbolless_local_addend): New.
	* output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
	is_symbolless.
	(Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
	instead of ->is_relative_
	(Output_reloc::write): Likewise.
	(Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
	(Output_reloc::write_rel): Simplify.

	* sparc.cc (Target_sparc::Scan::local): Use
	->add_symbolless_local_addend as needed.
	(Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
	needed.  Also, emit appropriate unaligned vs. aligned dynamic reloc
	based upon relocation offset.
This commit is contained in:
David S. Miller 2010-02-13 00:01:20 +00:00
parent bbad93606c
commit 0da6fa6c5b
4 changed files with 258 additions and 80 deletions
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29
gold/ChangeLog
View File

@ -1,3 +1,32 @@
2010-02-12 David S. Miller <davem@davemloft.net>
* output.h (Output_reloc<SHT_REL>::Output_reloc): Add
is_symbolless parameter.
(Output_reloc<SHT_REL>::is_symbolless): New.
(Output_reloc<SHT_REL>::is_symbolless_): New.
(Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
(Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
(Output_reloc<SHT_RELA>::is_symbolless): New.
(Output_data_reloc::add_global): Handle is_symbolless.
(Output_data_reloc::add_global_relative): Likewise.
(Output_data_reloc::add_local): Likewise.
(Output_data_reloc::add_local_relative): Likewise.
(Output_data_reloc::add_symbolless_global_addend): New.
(Output_data_reloc::add_symbolless_local_addend): New.
* output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
is_symbolless.
(Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
instead of ->is_relative_
(Output_reloc::write): Likewise.
(Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
(Output_reloc::write_rel): Simplify.
* sparc.cc (Target_sparc::Scan::local): Use
->add_symbolless_local_addend as needed.
(Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
based upon relocation offset.
2010-02-11 Doug Kwan <dougkwan@google.com>
* arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.

48
gold/output.cc
View File

@ -638,9 +638,11 @@ Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::Output_reloc(
unsigned int type,
Output_data* od,
Address address,
bool is_relative)
bool is_relative,
bool is_symbolless)
: address_(address), local_sym_index_(GSYM_CODE), type_(type),
is_relative_(is_relative), is_section_symbol_(false), shndx_(INVALID_CODE)
is_relative_(is_relative), is_symbolless_(is_symbolless),
is_section_symbol_(false), shndx_(INVALID_CODE)
{
// this->type_ is a bitfield; make sure TYPE fits.
gold_assert(this->type_ == type);
@ -657,9 +659,11 @@ Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::Output_reloc(
Sized_relobj<size, big_endian>* relobj,
unsigned int shndx,
Address address,
bool is_relative)
bool is_relative,
bool is_symbolless)
: address_(address), local_sym_index_(GSYM_CODE), type_(type),
is_relative_(is_relative), is_section_symbol_(false), shndx_(shndx)
is_relative_(is_relative), is_symbolless_(is_symbolless),
is_section_symbol_(false), shndx_(shndx)
{
gold_assert(shndx != INVALID_CODE);
// this->type_ is a bitfield; make sure TYPE fits.
@ -680,10 +684,11 @@ Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::Output_reloc(
Output_data* od,
Address address,
bool is_relative,
bool is_symbolless,
bool is_section_symbol)
: address_(address), local_sym_index_(local_sym_index), type_(type),
is_relative_(is_relative), is_section_symbol_(is_section_symbol),
shndx_(INVALID_CODE)
is_relative_(is_relative), is_symbolless_(is_symbolless),
is_section_symbol_(is_section_symbol), shndx_(INVALID_CODE)
{
gold_assert(local_sym_index != GSYM_CODE
&& local_sym_index != INVALID_CODE);
@ -703,10 +708,11 @@ Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::Output_reloc(
unsigned int shndx,
Address address,
bool is_relative,
bool is_symbolless,
bool is_section_symbol)
: address_(address), local_sym_index_(local_sym_index), type_(type),
is_relative_(is_relative), is_section_symbol_(is_section_symbol),
shndx_(shndx)
is_relative_(is_relative), is_symbolless_(is_symbolless),
is_section_symbol_(is_section_symbol), shndx_(shndx)
{
gold_assert(local_sym_index != GSYM_CODE
&& local_sym_index != INVALID_CODE);
@ -728,7 +734,8 @@ Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::Output_reloc(
Output_data* od,
Address address)
: address_(address), local_sym_index_(SECTION_CODE), type_(type),
is_relative_(false), is_section_symbol_(true), shndx_(INVALID_CODE)
is_relative_(false), is_symbolless_(false),
is_section_symbol_(true), shndx_(INVALID_CODE)
{
// this->type_ is a bitfield; make sure TYPE fits.
gold_assert(this->type_ == type);
@ -748,7 +755,8 @@ Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::Output_reloc(
unsigned int shndx,
Address address)
: address_(address), local_sym_index_(SECTION_CODE), type_(type),
is_relative_(false), is_section_symbol_(true), shndx_(shndx)
is_relative_(false), is_symbolless_(false),
is_section_symbol_(true), shndx_(shndx)
{
gold_assert(shndx != INVALID_CODE);
// this->type_ is a bitfield; make sure TYPE fits.
@ -769,7 +777,8 @@ Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::Output_reloc(
Output_data* od,
Address address)
: address_(address), local_sym_index_(0), type_(type),
is_relative_(false), is_section_symbol_(false), shndx_(INVALID_CODE)
is_relative_(false), is_symbolless_(false),
is_section_symbol_(false), shndx_(INVALID_CODE)
{
// this->type_ is a bitfield; make sure TYPE fits.
gold_assert(this->type_ == type);
@ -784,7 +793,8 @@ Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::Output_reloc(
unsigned int shndx,
Address address)
: address_(address), local_sym_index_(0), type_(type),
is_relative_(false), is_section_symbol_(false), shndx_(shndx)
is_relative_(false), is_symbolless_(false),
is_section_symbol_(false), shndx_(shndx)
{
gold_assert(shndx != INVALID_CODE);
// this->type_ is a bitfield; make sure TYPE fits.
@ -802,7 +812,8 @@ Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::Output_reloc(
Output_data* od,
Address address)
: address_(address), local_sym_index_(TARGET_CODE), type_(type),
is_relative_(false), is_section_symbol_(false), shndx_(INVALID_CODE)
is_relative_(false), is_symbolless_(false),
is_section_symbol_(false), shndx_(INVALID_CODE)
{
// this->type_ is a bitfield; make sure TYPE fits.
gold_assert(this->type_ == type);
@ -818,7 +829,8 @@ Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::Output_reloc(
unsigned int shndx,
Address address)
: address_(address), local_sym_index_(TARGET_CODE), type_(type),
is_relative_(false), is_section_symbol_(false), shndx_(shndx)
is_relative_(false), is_symbolless_(false),
is_section_symbol_(false), shndx_(shndx)
{
gold_assert(shndx != INVALID_CODE);
// this->type_ is a bitfield; make sure TYPE fits.
@ -834,7 +846,7 @@ void
Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::
set_needs_dynsym_index()
{
if (this->is_relative_)
if (this->is_symbolless_)
return;
switch (this->local_sym_index_)
{
@ -876,6 +888,8 @@ Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::get_symbol_index()
const
{
unsigned int index;
if (this->is_symbolless_)
return 0;
switch (this->local_sym_index_)
{
case INVALID_CODE:
@ -995,7 +1009,7 @@ Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>::write_rel(
Write_rel* wr) const
{
wr->put_r_offset(this->get_address());
unsigned int sym_index = this->is_relative_ ? 0 : this->get_symbol_index();
unsigned int sym_index = this->get_symbol_index();
wr->put_r_info(elfcpp::elf_r_info<size>(sym_index, this->type_));
}
@ -1097,7 +1111,7 @@ Output_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>::write(
if (this->rel_.is_target_specific())
addend = parameters->target().reloc_addend(this->rel_.target_arg(),
this->rel_.type(), addend);
else if (this->rel_.is_relative())
else if (this->rel_.is_symbolless())
addend = this->rel_.symbol_value(addend);
else if (this->rel_.is_local_section_symbol())
addend = this->rel_.local_section_offset(addend);

167
gold/output.h
View File

@ -974,23 +974,24 @@ class Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>
// A reloc against a global symbol.
Output_reloc(Symbol* gsym, unsigned int type, Output_data* od,
Address address, bool is_relative);
Address address, bool is_relative, bool is_symbolless);
Output_reloc(Symbol* gsym, unsigned int type,
Sized_relobj<size, big_endian>* relobj,
unsigned int shndx, Address address, bool is_relative);
unsigned int shndx, Address address, bool is_relative,
bool is_symbolless);
// A reloc against a local symbol or local section symbol.
Output_reloc(Sized_relobj<size, big_endian>* relobj,
unsigned int local_sym_index, unsigned int type,
Output_data* od, Address address, bool is_relative,
bool is_section_symbol);
bool is_symbolless, bool is_section_symbol);
Output_reloc(Sized_relobj<size, big_endian>* relobj,
unsigned int local_sym_index, unsigned int type,
unsigned int shndx, Address address, bool is_relative,
bool is_section_symbol);
bool is_symbolless, bool is_section_symbol);
// A reloc against the STT_SECTION symbol of an output section.
@ -1029,6 +1030,12 @@ class Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>
is_relative() const
{ return this->is_relative_; }
// Return whether this is a relocation which should not use
// a symbol, but which obtains its addend from a symbol.
bool
is_symbolless() const
{ return this->is_symbolless_; }
// Return whether this is against a local section symbol.
bool
is_local_section_symbol() const
@ -1152,9 +1159,12 @@ class Output_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>
// input file.
unsigned int local_sym_index_;
// The reloc type--a processor specific code.
unsigned int type_ : 30;
unsigned int type_ : 29;
// True if the relocation is a RELATIVE relocation.
bool is_relative_ : 1;
// True if the relocation is one which should not use
// a symbol, but which obtains its addend from a symbol.
bool is_symbolless_ : 1;
// True if the relocation is against a section symbol.
bool is_section_symbol_ : 1;
// If the reloc address is an input section in an object, the
@ -1181,15 +1191,18 @@ class Output_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>
// A reloc against a global symbol.
Output_reloc(Symbol* gsym, unsigned int type, Output_data* od,
Address address, Addend addend, bool is_relative)
: rel_(gsym, type, od, address, is_relative), addend_(addend)
Address address, Addend addend, bool is_relative,
bool is_symbolless)
: rel_(gsym, type, od, address, is_relative, is_symbolless),
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)
: rel_(gsym, type, relobj, shndx, address, is_relative), addend_(addend)
bool is_relative, bool is_symbolless)
: rel_(gsym, type, relobj, shndx, address, is_relative,
is_symbolless), addend_(addend)
{ }
// A reloc against a local symbol.
@ -1197,18 +1210,20 @@ class Output_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>
Output_reloc(Sized_relobj<size, big_endian>* relobj,
unsigned int local_sym_index, unsigned int type,
Output_data* od, Address address,
Addend addend, bool is_relative, bool is_section_symbol)
Addend addend, bool is_relative,
bool is_symbolless, bool is_section_symbol)
: rel_(relobj, local_sym_index, type, od, address, is_relative,
is_section_symbol),
is_symbolless, is_section_symbol),
addend_(addend)
{ }
Output_reloc(Sized_relobj<size, big_endian>* relobj,
unsigned int local_sym_index, unsigned int type,
unsigned int shndx, Address address,
Addend addend, bool is_relative, bool is_section_symbol)
Addend addend, bool is_relative,
bool is_symbolless, bool is_section_symbol)
: rel_(relobj, local_sym_index, type, shndx, address, is_relative,
is_section_symbol),
is_symbolless, is_section_symbol),
addend_(addend)
{ }
@ -1257,6 +1272,12 @@ class Output_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>
is_relative() const
{ return this->rel_.is_relative(); }
// Return whether this is a relocation which should not use
// a symbol, but which obtains its addend from a symbol.
bool
is_symbolless() const
{ return this->rel_.is_symbolless(); }
// Write the reloc entry to an output view.
void
write(unsigned char* pov) const;
@ -1413,14 +1434,14 @@ class Output_data_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>
void
add_global(Symbol* gsym, unsigned int type, Output_data* od, Address address)
{ this->add(od, Output_reloc_type(gsym, type, od, address, false)); }
{ this->add(od, Output_reloc_type(gsym, type, od, address, 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, false)); }
// These are to simplify the Copy_relocs class.
@ -1447,7 +1468,7 @@ class Output_data_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>
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)); }
{ this->add(od, Output_reloc_type(gsym, type, od, address, true, true)); }
void
add_global_relative(Symbol* gsym, unsigned int type, Output_data* od,
@ -1455,7 +1476,25 @@ class Output_data_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>
unsigned int shndx, Address address)
{
this->add(od, Output_reloc_type(gsym, type, relobj, shndx, address,
true));
true, true));
}
// Add a global relocation which does not use a symbol for the relocation,
// but which gets its addend from a symbol.
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)); }
void
add_symbolless_global_addend(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, true));
}
// Add a reloc against a local symbol.
@ -1466,7 +1505,7 @@ class Output_data_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>
Output_data* od, Address address)
{
this->add(od, Output_reloc_type(relobj, local_sym_index, type, od,
address, false, false));
address, false, false, false));
}
void
@ -1475,7 +1514,7 @@ class Output_data_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>
Output_data* od, unsigned int shndx, Address address)
{
this->add(od, Output_reloc_type(relobj, local_sym_index, type, shndx,
address, false, false));
address, false, false, false));
}
// Add a RELATIVE reloc against a local symbol.
@ -1486,7 +1525,7 @@ class Output_data_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>
Output_data* od, Address address)
{
this->add(od, Output_reloc_type(relobj, local_sym_index, type, od,
address, true, false));
address, true, true, false));
}
void
@ -1495,7 +1534,29 @@ class Output_data_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>
Output_data* od, unsigned int shndx, Address address)
{
this->add(od, Output_reloc_type(relobj, local_sym_index, type, shndx,
address, true, false));
address, true, true, false));
}
// Add a local relocation which does not use a symbol for the relocation,
// but which gets its addend from a symbol.
void
add_symbolless_local_addend(Sized_relobj<size, big_endian>* relobj,
unsigned int local_sym_index, unsigned int type,
Output_data* od, Address address)
{
this->add(od, Output_reloc_type(relobj, local_sym_index, type, od,
address, false, true, false));
}
void
add_symbolless_local_addend(Sized_relobj<size, big_endian>* relobj,
unsigned int local_sym_index, unsigned int type,
Output_data* od, unsigned int shndx,
Address address)
{
this->add(od, Output_reloc_type(relobj, local_sym_index, type, shndx,
address, false, true, false));
}
// Add a reloc against a local section symbol. This will be
@ -1508,7 +1569,7 @@ class Output_data_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>
Output_data* od, Address address)
{
this->add(od, Output_reloc_type(relobj, input_shndx, type, od,
address, false, true));
address, false, false, true));
}
void
@ -1517,7 +1578,7 @@ class Output_data_reloc<elfcpp::SHT_REL, dynamic, size, big_endian>
Output_data* od, unsigned int shndx, Address address)
{
this->add(od, Output_reloc_type(relobj, input_shndx, type, shndx,
address, false, true));
address, false, false, true));
}
// A reloc against the STT_SECTION symbol of an output section.
@ -1587,7 +1648,7 @@ class Output_data_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>
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)); }
void
add_global(Symbol* gsym, unsigned int type, Output_data* od,
@ -1595,7 +1656,7 @@ class Output_data_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>
unsigned int shndx, Address address,
Addend addend)
{ this->add(od, Output_reloc_type(gsym, type, relobj, shndx, address,
addend, false)); }
addend, 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
@ -1605,14 +1666,32 @@ class Output_data_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>
void
add_global_relative(Symbol* gsym, unsigned int type, Output_data* od,
Address address, Addend addend)
{ this->add(od, Output_reloc_type(gsym, type, od, address, addend, true)); }
{ this->add(od, Output_reloc_type(gsym, type, od, address, addend, true,
true)); }
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)
{ this->add(od, Output_reloc_type(gsym, type, relobj, shndx, address,
addend, true)); }
addend, true, true)); }
// Add a global relocation which does not use a symbol for the relocation,
// but which gets its addend from a symbol.
void
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)); }
void
add_symbolless_global_addend(Symbol* gsym, unsigned int type,
Output_data* od,
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)); }
// Add a reloc against a local symbol.
@ -1622,7 +1701,7 @@ class Output_data_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>
Output_data* od, Address address, Addend addend)
{
this->add(od, Output_reloc_type(relobj, local_sym_index, type, od, address,
addend, false, false));
addend, false, false, false));
}
void
@ -1632,7 +1711,7 @@ class Output_data_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>
Addend addend)
{
this->add(od, Output_reloc_type(relobj, local_sym_index, type, shndx,
address, addend, false, false));
address, addend, false, false, false));
}
// Add a RELATIVE reloc against a local symbol.
@ -1643,7 +1722,7 @@ class Output_data_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>
Output_data* od, Address address, Addend addend)
{
this->add(od, Output_reloc_type(relobj, local_sym_index, type, od, address,
addend, true, false));
addend, true, true, false));
}
void
@ -1653,7 +1732,29 @@ class Output_data_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>
Addend addend)
{
this->add(od, Output_reloc_type(relobj, local_sym_index, type, shndx,
address, addend, true, false));
address, addend, true, true, false));
}
// Add a local relocation which does not use a symbol for the relocation,
// but which gets it's addend from a symbol.
void
add_symbolless_local_addend(Sized_relobj<size, big_endian>* relobj,
unsigned int local_sym_index, unsigned int type,
Output_data* od, Address address, Addend addend)
{
this->add(od, Output_reloc_type(relobj, local_sym_index, type, od, address,
addend, false, true, false));
}
void
add_symbolless_local_addend(Sized_relobj<size, big_endian>* relobj,
unsigned int local_sym_index, unsigned int type,
Output_data* od, unsigned int shndx,
Address address, Addend addend)
{
this->add(od, Output_reloc_type(relobj, local_sym_index, type, shndx,
address, addend, false, true, false));
}
// Add a reloc against a local section symbol. This will be
@ -1666,7 +1767,7 @@ class Output_data_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>
Output_data* od, Address address, Addend addend)
{
this->add(od, Output_reloc_type(relobj, input_shndx, type, od, address,
addend, false, true));
addend, false, false, true));
}
void
@ -1676,7 +1777,7 @@ class Output_data_reloc<elfcpp::SHT_RELA, dynamic, size, big_endian>
Addend addend)
{
this->add(od, Output_reloc_type(relobj, input_shndx, type, shndx,
address, addend, false, true));
address, addend, false, false, true));
}
// A reloc against the STT_SECTION symbol of an output section.

94
gold/sparc.cc
View File

@ -1686,20 +1686,11 @@ Target_sparc<size, big_endian>::Scan::local(
}
else
{
unsigned int shndx = lsym.get_st_shndx();
bool is_ordinary;
gold_assert(lsym.get_st_value() == 0);
shndx = object->adjust_sym_shndx(r_sym, shndx,
&is_ordinary);
if (!is_ordinary)
object->error(_("section symbol %u has bad shndx %u"),
r_sym, shndx);
else
rela_dyn->add_local_section(object, shndx,
r_type, output_section,
data_shndx, reloc.get_r_offset(),
reloc.get_r_addend());
rela_dyn->add_symbolless_local_addend(object, r_sym, orig_r_type,
output_section, data_shndx,
reloc.get_r_offset(),
reloc.get_r_addend());
}
}
break;
@ -1847,13 +1838,15 @@ Target_sparc<size, big_endian>::Scan::local(
if (!object->local_has_got_offset(r_sym, GOT_TYPE_TLS_OFFSET))
{
Reloc_section* rela_dyn = target->rela_dyn_section(layout);
unsigned int off = got->add_constant(0);
got->add_local_with_rela(object, r_sym,
GOT_TYPE_TLS_OFFSET,
rela_dyn,
(size == 64 ?
elfcpp::R_SPARC_TLS_TPOFF64 :
elfcpp::R_SPARC_TLS_TPOFF32));
object->set_local_got_offset(r_sym, GOT_TYPE_TLS_OFFSET, off);
rela_dyn->add_symbolless_local_addend(object, r_sym,
(size == 64 ?
elfcpp::R_SPARC_TLS_TPOFF64 :
elfcpp::R_SPARC_TLS_TPOFF32),
got, off, 0);
}
}
else if (optimized_type != tls::TLSOPT_TO_LE)
@ -1869,9 +1862,9 @@ Target_sparc<size, big_endian>::Scan::local(
gold_assert(lsym.get_st_type() != elfcpp::STT_SECTION);
unsigned int r_sym = elfcpp::elf_r_sym<size>(reloc.get_r_info());
Reloc_section* rela_dyn = target->rela_dyn_section(layout);
rela_dyn->add_local(object, r_sym, r_type,
output_section, data_shndx,
reloc.get_r_offset(), 0);
rela_dyn->add_symbolless_local_addend(object, r_sym, r_type,
output_section, data_shndx,
reloc.get_r_offset(), 0);
}
break;
}
@ -2046,6 +2039,38 @@ Target_sparc<size, big_endian>::Scan::global(
// Make a dynamic relocation if necessary.
if (gsym->needs_dynamic_reloc(Symbol::ABSOLUTE_REF))
{
unsigned int r_off = reloc.get_r_offset();
// The assembler can sometimes emit unaligned relocations
// for dwarf2 cfi directives.
switch (r_type)
{
case elfcpp::R_SPARC_16:
if (r_off & 0x1)
orig_r_type = r_type = elfcpp::R_SPARC_UA16;
break;
case elfcpp::R_SPARC_32:
if (r_off & 0x3)
orig_r_type = r_type = elfcpp::R_SPARC_UA32;
break;
case elfcpp::R_SPARC_64:
if (r_off & 0x7)
orig_r_type = r_type = elfcpp::R_SPARC_UA64;
break;
case elfcpp::R_SPARC_UA16:
if (!(r_off & 0x1))
orig_r_type = r_type = elfcpp::R_SPARC_16;
break;
case elfcpp::R_SPARC_UA32:
if (!(r_off & 0x3))
orig_r_type = r_type = elfcpp::R_SPARC_32;
break;
case elfcpp::R_SPARC_UA64:
if (!(r_off & 0x7))
orig_r_type = r_type = elfcpp::R_SPARC_64;
break;
}
if (gsym->may_need_copy_reloc())
{
target->copy_reloc(symtab, layout, object,
@ -2066,10 +2091,19 @@ Target_sparc<size, big_endian>::Scan::global(
Reloc_section* rela_dyn = target->rela_dyn_section(layout);
check_non_pic(object, r_type);
rela_dyn->add_global(gsym, orig_r_type, output_section,
object, data_shndx,
reloc.get_r_offset(),
reloc.get_r_addend());
if (gsym->is_from_dynobj()
|| gsym->is_undefined()
|| gsym->is_preemptible())
rela_dyn->add_global(gsym, orig_r_type, output_section,
object, data_shndx,
reloc.get_r_offset(),
reloc.get_r_addend());
else
rela_dyn->add_symbolless_global_addend(gsym, orig_r_type,
output_section,
object, data_shndx,
reloc.get_r_offset(),
reloc.get_r_addend());
}
}
}
@ -2201,10 +2235,10 @@ Target_sparc<size, big_endian>::Scan::global(
if (parameters->options().shared())
{
Reloc_section* rela_dyn = target->rela_dyn_section(layout);
rela_dyn->add_global(gsym, orig_r_type,
output_section, object,
data_shndx, reloc.get_r_offset(),
0);
rela_dyn->add_symbolless_global_addend(gsym, orig_r_type,
output_section, object,
data_shndx, reloc.get_r_offset(),
0);
}
break;