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* dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
	abbrev_shndx.
	* dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
	abbrev_shndx_.
	(Dwarf_info_reader::set_abbrev_shndx): New method.
	(Dwarf_info_reader::abbrev_shndx_): New data member.
This commit is contained in:
Cary Coutant 2012-10-23 21:37:26 +00:00
parent 9fc236f3fd
commit 8787852de1
3 changed files with 25 additions and 7 deletions
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9
gold/ChangeLog
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@ -1,3 +1,12 @@
2012-10-23 Cary Coutant <ccoutant@google.com>
* dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
abbrev_shndx.
* dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
abbrev_shndx_.
(Dwarf_info_reader::set_abbrev_shndx): New method.
(Dwarf_info_reader::abbrev_shndx_): New data member.
2012-10-23 Cary Coutant <ccoutant@google.com>
* dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness

2
gold/dwarf_reader.cc
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@ -1195,7 +1195,7 @@ Dwarf_info_reader::do_parse()
this->reloc_mapper_->initialize(this->reloc_shndx_, this->reloc_type_);
// Loop over compilation units (or type units).
unsigned int abbrev_shndx = 0;
unsigned int abbrev_shndx = this->abbrev_shndx_;
off_t abbrev_offset = 0;
const unsigned char* pinfo = this->buffer_;
while (pinfo < this->buffer_end_)

21
gold/dwarf_reader.h
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@ -662,12 +662,12 @@ class Dwarf_info_reader
unsigned int reloc_type)
: is_type_unit_(is_type_unit), object_(object), symtab_(symtab),
symtab_size_(symtab_size), shndx_(shndx), reloc_shndx_(reloc_shndx),
reloc_type_(reloc_type), string_shndx_(0), buffer_(NULL),
buffer_end_(NULL), cu_offset_(0), cu_length_(0), offset_size_(0),
address_size_(0), cu_version_(0), type_signature_(0), type_offset_(0),
abbrev_table_(), reloc_mapper_(NULL), string_buffer_(NULL),
string_buffer_end_(NULL), owns_string_buffer_(false),
string_output_section_offset_(0)
reloc_type_(reloc_type), abbrev_shndx_(0), string_shndx_(0),
buffer_(NULL), buffer_end_(NULL), cu_offset_(0), cu_length_(0),
offset_size_(0), address_size_(0), cu_version_(0), type_signature_(0),
type_offset_(0), abbrev_table_(), reloc_mapper_(NULL),
string_buffer_(NULL), string_buffer_end_(NULL),
owns_string_buffer_(false), string_output_section_offset_(0)
{ }
virtual
@ -719,6 +719,13 @@ class Dwarf_info_reader
address_size() const
{ return this->address_size_; }
// Set the section index of the .debug_abbrev section.
// We use this if there are no relocations for the .debug_info section.
// If not set, the code parse() routine will search for the section by name.
void
set_abbrev_shndx(unsigned int abbrev_shndx)
{ this->abbrev_shndx_ = abbrev_shndx; }
protected:
// Begin parsing the debug info. This calls visit_compilation_unit()
// or visit_type_unit() for each compilation or type unit found in the
@ -811,6 +818,8 @@ class Dwarf_info_reader
unsigned int reloc_shndx_;
// Type of the relocation section (SHT_REL or SHT_RELA).
unsigned int reloc_type_;
// Index of the .debug_abbrev section (0 if not known).
unsigned int abbrev_shndx_;
// Index of the .debug_str section.
unsigned int string_shndx_;
// The buffer for the debug info.