* gold/incremental.cc (Sized_relobj_incr::Sized_relobj_incr):

	Initialize defined_count_.
	(Sized_relobj_incr::do_add_symbols): Count defined symbols.
	(Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
	(Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
	(Sized_incr_dynobj::do_add_symbols): Count defined symbols.
	(Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
	* gold/incremental.h (Sized_relobj_incr::defined_count_): New data
	member.
	(Sized_incr_dynobj::defined_count_): New data member.
	* gold/plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
	Return zeroes instead of internal error.

4 files changed, 66 insertions, 13 deletions

diff --git a/gold/ChangeLog b/gold/ChangeLog
index 318e515..1d128a6 100644
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,5 +1,20 @@
 2011-10-10  Cary Coutant  <ccoutant@google.com>
 
+	* gold/incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
+	Initialize defined_count_.
+	(Sized_relobj_incr::do_add_symbols): Count defined symbols.
+	(Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
+	(Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
+	(Sized_incr_dynobj::do_add_symbols): Count defined symbols.
+	(Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
+	* gold/incremental.h (Sized_relobj_incr::defined_count_): New data
+	member.
+	(Sized_incr_dynobj::defined_count_): New data member.
+	* gold/plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
+	Return zeroes instead of internal error.
+
+2011-10-10  Cary Coutant  <ccoutant@google.com>
+
 	PR gold/13249
 	* gold/output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
 	(Output_reloc::symbol_value): Return PLT offset if flag is set.
diff --git a/gold/incremental.cc b/gold/incremental.cc
index cbf6fba..75e44c5 100644
--- a/gold/incremental.cc
+++ b/gold/incremental.cc
@@ -1966,8 +1966,9 @@ Sized_relobj_incr<size, big_endian>::Sized_relobj_incr(
     input_reader_(ibase->inputs_reader().input_file(input_file_index)),
     local_symbol_count_(0), output_local_dynsym_count_(0),
     local_symbol_index_(0), local_symbol_offset_(0), local_dynsym_offset_(0),
-    symbols_(), incr_reloc_offset_(-1U), incr_reloc_count_(0),
-    incr_reloc_output_index_(0), incr_relocs_(NULL), local_symbols_()
+    symbols_(), defined_count_(0), incr_reloc_offset_(-1U),
+    incr_reloc_count_(0), incr_reloc_output_index_(0), incr_relocs_(NULL),
+    local_symbols_()
 {
   if (this->input_reader_.is_in_system_directory())
     this->set_is_in_system_directory();
@@ -2120,6 +2121,9 @@ Sized_relobj_incr<size, big_endian>::do_add_symbols(
 
       Symbol* res = symtab->add_from_incrobj(this, name, NULL, &sym);
 
+      if (shndx != elfcpp::SHN_UNDEF)
+        ++this->defined_count_;
+
       // If this is a linker-defined symbol that hasn't yet been defined,
       // define it now.
       if (input_shndx == -1U && !res->is_defined())
@@ -2283,9 +2287,21 @@ Sized_relobj_incr<size, big_endian>::do_initialize_xindex()
 template<int size, bool big_endian>
 void
 Sized_relobj_incr<size, big_endian>::do_get_global_symbol_counts(
-    const Symbol_table*, size_t*, size_t*) const
-{
-  gold_unreachable();
+    const Symbol_table*,
+    size_t* defined,
+    size_t* used) const
+{
+  *defined = this->defined_count_;
+  size_t count = 0;
+  for (typename Symbols::const_iterator p = this->symbols_.begin();
+       p != this->symbols_.end();
+       ++p)
+    if (*p != NULL
+	&& (*p)->source() == Symbol::FROM_OBJECT
+	&& (*p)->object() == this
+	&& (*p)->is_defined())
+      ++count;
+  *used = count;
 }
 
 // Read the relocs.
@@ -2579,7 +2595,7 @@ Sized_incr_dynobj<size, big_endian>::Sized_incr_dynobj(
   : Dynobj(name, NULL), ibase_(ibase),
     input_file_index_(input_file_index),
     input_reader_(ibase->inputs_reader().input_file(input_file_index)),
-    symbols_()
+    symbols_(), defined_count_(0)
 {
   if (this->input_reader_.is_in_system_directory())
     this->set_is_in_system_directory();
@@ -2677,6 +2693,7 @@ Sized_incr_dynobj<size, big_endian>::do_add_symbols(
 	  // is meaningless, as long as it's not SHN_UNDEF.
 	  shndx = 1;
 	  v = gsym.get_st_value();
+	  ++this->defined_count_;
 	}
 
       osym.put_st_name(0);
@@ -2845,9 +2862,22 @@ Sized_incr_dynobj<size, big_endian>::do_initialize_xindex()
 template<int size, bool big_endian>
 void
 Sized_incr_dynobj<size, big_endian>::do_get_global_symbol_counts(
-    const Symbol_table*, size_t*, size_t*) const
-{
-  gold_unreachable();
+    const Symbol_table*,
+    size_t* defined,
+    size_t* used) const
+{
+  *defined = this->defined_count_;
+  size_t count = 0;
+  for (typename Symbols::const_iterator p = this->symbols_.begin();
+       p != this->symbols_.end();
+       ++p)
+    if (*p != NULL
+	&& (*p)->source() == Symbol::FROM_OBJECT
+	&& (*p)->object() == this
+	&& (*p)->is_defined()
+	&& (*p)->dynsym_index() != -1U)
+      ++count;
+  *used = count;
 }
 
 // Allocate an incremental object of the appropriate size and endianness.
diff --git a/gold/incremental.h b/gold/incremental.h
index e6732df..56fc52b 100644
--- a/gold/incremental.h
+++ b/gold/incremental.h
@@ -1996,6 +1996,8 @@ class Sized_relobj_incr : public Sized_relobj<size, big_endian>
   unsigned int local_dynsym_offset_;
   // The entries in the symbol table for the external symbols.
   Symbols symbols_;
+  // Number of symbols defined in object file itself.
+  size_t defined_count_;
   // The offset of the first incremental relocation for this object.
   unsigned int incr_reloc_offset_;
   // The number of incremental relocations for this object.
@@ -2127,6 +2129,8 @@ class Sized_incr_dynobj : public Dynobj
   Input_entry_reader input_reader_;
   // The entries in the symbol table for the external symbols.
   Symbols symbols_;
+  // Number of symbols defined in object file itself.
+  size_t defined_count_;
 };
 
 // Allocate an incremental object of the appropriate size and endianness.
diff --git a/gold/plugin.cc b/gold/plugin.cc
index b5880a1..ebda0af 100644
--- a/gold/plugin.cc
+++ b/gold/plugin.cc
@@ -1244,14 +1244,18 @@ Sized_pluginobj<size, big_endian>::do_initialize_xindex()
   return NULL;
 }
 
-// Get symbol counts.  Not used for plugin objects.
+// Get symbol counts.  Don't count plugin objects; the replacement
+// files will provide the counts.
 
 template<int size, bool big_endian>
 void
-Sized_pluginobj<size, big_endian>::do_get_global_symbol_counts(const Symbol_table*,
-                                                   size_t*, size_t*) const
+Sized_pluginobj<size, big_endian>::do_get_global_symbol_counts(
+    const Symbol_table*,
+    size_t* defined,
+    size_t* used) const
 {
-  gold_unreachable();
+  *defined = 0;
+  *used = 0;
 }
 
 // Get symbols.  Not used for plugin objects.