* output.h (Output_data_dynamic::add_section_size): New method

that takes two Output_data objects.
	(Output_data_dynamic::Dynamic_entry): Create storage for secondary
	entry param.  Handle it in initializers.
	* output.cc (Output_data_dynamic::Dynamic_entry::write): For
	DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
	* layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
	arg.
	* layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
	and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
	* arm.cc (Target_arm::do_finalize_sections): Update to pass false
	for dynrel_includes_plt.
	* i386.cc (Target_i386::do_finalize_sections): Likewise.
	* x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
	* sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
	before .rela.plt
	(Target_sparc::do_finalize_sections): Update to pass true for
	dynrel_includes_plt.
	* powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
	output before .rela.plt
	(Target_powerpc::do_finalize_sections): Update to pass true for
	dynrel_includes_plt when 32-bit.

gold/ChangeLog

@@ -4,6 +4,29 @@
 	R_SPARC_RELATIVE using ->add_local_relative().
 	(Target_sparc::Scan::global): Likewise for ->add_global_relative().
 
+	* output.h (Output_data_dynamic::add_section_size): New method
+	that takes two Output_data objects.
+	(Output_data_dynamic::Dynamic_entry): Create storage for secondary
+	entry param.  Handle it in initializers.
+	* output.cc (Output_data_dynamic::Dynamic_entry::write): For
+	DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
+	* layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
+	arg.
+	* layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
+	and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
+	* arm.cc (Target_arm::do_finalize_sections): Update to pass false
+	for dynrel_includes_plt.
+	* i386.cc (Target_i386::do_finalize_sections): Likewise.
+	* x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
+	* sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
+	before .rela.plt
+	(Target_sparc::do_finalize_sections): Update to pass true for
+	dynrel_includes_plt.
+	* powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
+	output before .rela.plt
+	(Target_powerpc::do_finalize_sections): Update to pass true for
+	dynrel_includes_plt when 32-bit.
+
 2010-02-08  Doug Kwan  <dougkwan@google.com>
 
 	* arm.cc (Arm_relobj::simple_input_section_output_address): New

gold/arm.cc

@@ -7094,7 +7094,7 @@ Target_arm<big_endian>::do_finalize_sections(
 				  ? NULL
 				  : this->plt_->rel_plt());
   layout->add_target_dynamic_tags(true, this->got_plt_, rel_plt,
-				  this->rel_dyn_, true);
+				  this->rel_dyn_, true, false);
 
   // Emit any relocs we saved in an attempt to avoid generating COPY
   // relocs.

gold/i386.cc

@@ -1609,7 +1609,7 @@ Target_i386::do_finalize_sections(
 				  ? NULL
 				  : this->plt_->rel_plt());
   layout->add_target_dynamic_tags(true, this->got_plt_, rel_plt,
-				  this->rel_dyn_, true);
+				  this->rel_dyn_, true, false);
 
   // Emit any relocs we saved in an attempt to avoid generating COPY
   // relocs.

gold/layout.cc

@@ -3240,7 +3240,7 @@ void
 Layout::add_target_dynamic_tags(bool use_rel, const Output_data* plt_got,
 				const Output_data* plt_rel,
 				const Output_data_reloc_generic* dyn_rel,
-				bool add_debug)
+				bool add_debug, bool dynrel_includes_plt)
 {
   Output_data_dynamic* odyn = this->dynamic_data_;
   if (odyn == NULL)
@@ -3261,6 +3261,10 @@ Layout::add_target_dynamic_tags(bool use_rel, const Output_data* plt_got,
     {
       odyn->add_section_address(use_rel ? elfcpp::DT_REL : elfcpp::DT_RELA,
 				dyn_rel);
+      if (plt_rel != NULL && dynrel_includes_plt)
+	odyn->add_section_size(use_rel ? elfcpp::DT_RELSZ : elfcpp::DT_RELASZ,
+			       dyn_rel, plt_rel);
+      else
 	odyn->add_section_size(use_rel ? elfcpp::DT_RELSZ : elfcpp::DT_RELASZ,
 			       dyn_rel);
       const int size = parameters->target().get_size();

gold/layout.h

@@ -563,7 +563,7 @@ class Layout
   add_target_dynamic_tags(bool use_rel, const Output_data* plt_got,
 			  const Output_data* plt_rel,
 			  const Output_data_reloc_generic* dyn_rel,
-			  bool add_debug);
+			  bool add_debug, bool dynrel_includes_plt);
 
   // Compute and write out the build ID if needed.
   void

gold/output.cc

@@ -1560,6 +1560,8 @@ Output_data_dynamic::Dynamic_entry::write(
 
     case DYNAMIC_SECTION_SIZE:
       val = this->u_.od->data_size();
+      if (this->od2 != NULL)
+	val += this->od2->data_size();
       break;
 
     case DYNAMIC_SYMBOL:

gold/output.h

@@ -1997,6 +1997,12 @@ class Output_data_dynamic : public Output_section_data
   add_section_size(elfcpp::DT tag, const Output_data* od)
   { this->add_entry(Dynamic_entry(tag, od, true)); }
 
+  // Add a new dynamic entry with the total size of two output datas.
+  void
+  add_section_size(elfcpp::DT tag, const Output_data* od,
+		   const Output_data* od2)
+  { this->add_entry(Dynamic_entry(tag, od, od2)); }
+
   // Add a new dynamic entry with the address of a symbol.
   void
   add_symbol(elfcpp::DT tag, const Symbol* sym)
@@ -2045,7 +2051,19 @@ class Output_data_dynamic : public Output_section_data
 	offset_(section_size
 		? DYNAMIC_SECTION_SIZE
 		: DYNAMIC_SECTION_ADDRESS)
-    { this->u_.od = od; }
+    {
+      this->u_.od = od;
+      this->od2 = NULL;
+    }
+
+    // Create an entry with the size of two sections.
+    Dynamic_entry(elfcpp::DT tag, const Output_data* od, const Output_data* od2)
+      : tag_(tag),
+	offset_(DYNAMIC_SECTION_SIZE)
+    {
+      this->u_.od = od;
+      this->od2 = od2;
+    }
 
     // Create an entry with the address of a section plus a constant offset.
     Dynamic_entry(elfcpp::DT tag, const Output_data* od, unsigned int offset)
@@ -2101,6 +2119,8 @@ class Output_data_dynamic : public Output_section_data
       // For DYNAMIC_STRING.
       const char* str;
     } u_;
+    // For DYNAMIC_SYMBOL with two sections.
+    const Output_data* od2;
     // The dynamic tag.
     elfcpp::DT tag_;
     // The type of entry (Classification) or offset within a section.

gold/powerpc.cc

@@ -948,6 +948,11 @@ Target_powerpc<size, big_endian>::make_plt_entry(Symbol_table* symtab,
       // Create the GOT section first.
       this->got_section(symtab, layout);
 
+      // Ensure that .rela.dyn always appears before .rela.plt  This is
+      // necessary due to how, on PowerPC and some other targets, .rela.dyn
+      // needs to include .rela.plt in it's range.
+      this->rela_dyn_section(layout);
+
       this->plt_ = new Output_data_plt_powerpc<size, big_endian>(layout);
       layout->add_output_section_data(".plt", elfcpp::SHT_PROGBITS,
 				      (elfcpp::SHF_ALLOC
@@ -1556,7 +1561,7 @@ Target_powerpc<size, big_endian>::do_finalize_sections(
 				  ? NULL
 				  : this->plt_->rel_plt());
   layout->add_target_dynamic_tags(false, this->plt_, rel_plt,
-				  this->rela_dyn_, true);
+				  this->rela_dyn_, true, size == 32);
 
   // Emit any relocs we saved in an attempt to avoid generating COPY
   // relocs.

gold/sparc.cc

@@ -1369,6 +1369,11 @@ Target_sparc<size, big_endian>::make_plt_entry(Symbol_table* symtab,
       // Create the GOT sections first.
       this->got_section(symtab, layout);
 
+      // Ensure that .rela.dyn always appears before .rela.plt  This is
+      // necessary due to how, on Sparc and some other targets, .rela.dyn
+      // needs to include .rela.plt in it's range.
+      this->rela_dyn_section(layout);
+
       this->plt_ = new Output_data_plt_sparc<size, big_endian>(layout);
       layout->add_output_section_data(".plt", elfcpp::SHT_PROGBITS,
 				      (elfcpp::SHF_ALLOC
@@ -2338,7 +2343,7 @@ Target_sparc<size, big_endian>::do_finalize_sections(
 				  ? NULL
 				  : this->plt_->rel_plt());
   layout->add_target_dynamic_tags(false, this->plt_, rel_plt,
-				  this->rela_dyn_, true);
+				  this->rela_dyn_, true, true);
 
   // Emit any relocs we saved in an attempt to avoid generating COPY
   // relocs.

gold/x86_64.cc

@@ -1741,7 +1741,7 @@ Target_x86_64::do_finalize_sections(
 				  ? NULL
 				  : this->plt_->rela_plt());
   layout->add_target_dynamic_tags(false, this->got_plt_, rel_plt,
-				  this->rela_dyn_, true);
+				  this->rela_dyn_, true, false);
 				  
   // Fill in some more dynamic tags.
   Output_data_dynamic* const odyn = layout->dynamic_data();