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PR 10980

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* options.h (class General_options): Add --cref.
	* main.cc (main): Print cref table if --cref.  Don't close mapfile
	until after printing cref table.
	* cref.cc: Include "symtab.h".
	(class Cref_inputs): Define Cref_table_compare and Cref_table.
	(Cref_table_compare::operator()): New function.
	(Cref_inputs::gather_cref): New function.
	(filecol): New static const.
	(Cref_inputs::print_cref): New function.
	(Cref::print_cref): New function.
	* cref.h: Include <cstdio>.
	(class Cref): Update declarations.
	* mapfile.h (Mapfile::file): New function.
	* object.h (class Object): Define Symbols.  Declare virtual
	do_get_global_symbols.
	(Object::get_global_symbols): New function.
	* object.cc (Input_objects::add_object): Pass object to cref_ if
	--cref.
	(Input_objects::archive_start): Likewise.
	(Input_objects::archive_stop): Likewise.
	(Input_objects::print_cref): New function.
	* dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
	* dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
	--cref.
	* plugin.cc (Sized_pluginobj::do_get_global_symbols): New
	function.
	* plugin.h (class Sized_pluginobj): Update declarations.
This commit is contained in:
Ian Lance Taylor
2010-01-05 21:52:51 +00:00
parent 43e85a8f54
commit dde3f402cf
12 changed files with 276 additions and 21 deletions
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21
gold/object.h
View File

@@ -1,6 +1,6 @@
// object.h -- support for an object file for linking in gold -*- C++ -*-
// Copyright 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
// Copyright 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
// This file is part of gold.
@@ -188,6 +188,8 @@ class Xindex
class Object
{
public:
typedef std::vector<Symbol*> Symbols;
// NAME is the name of the object as we would report it to the user
// (e.g., libfoo.a(bar.o) if this is in an archive. INPUT_FILE is
// used to read the file. OFFSET is the offset within the input
@@ -466,6 +468,11 @@ class Object
size_t* used) const
{ this->do_get_global_symbol_counts(symtab, defined, used); }
// Get the symbols defined in this object.
const Symbols*
get_global_symbols() const
{ return this->do_get_global_symbols(); }
// Return whether this object was found in a system directory.
bool
is_in_system_directory() const
@@ -553,6 +560,9 @@ class Object
virtual void
do_get_global_symbol_counts(const Symbol_table*, size_t*, size_t*) const = 0;
virtual const Symbols*
do_get_global_symbols() const = 0;
// Set the number of sections.
void
set_shnum(int shnum)
@@ -1596,6 +1606,11 @@ class Sized_relobj : public Relobj
void
do_get_global_symbol_counts(const Symbol_table*, size_t*, size_t*) const;
// Get the global symbols.
const Symbols*
do_get_global_symbols() const
{ return &this->symbols_; }
// Get the offset of a section.
uint64_t
do_output_section_offset(unsigned int shndx) const
@@ -1960,6 +1975,10 @@ class Input_objects
void
print_symbol_counts(const Symbol_table*) const;
// Print a cross reference table.
void
print_cref(const Symbol_table*, FILE*) const;
// Iterate over all regular objects.
Relobj_iterator