Generate a GLOB_DAT reloc for a GOT32 reloc against a symbol defined
authorIan Lance Taylor <iant@google.com>
Wed, 12 Sep 2007 16:38:04 +0000 (16:38 +0000)
committerIan Lance Taylor <iant@google.com>
Wed, 12 Sep 2007 16:38:04 +0000 (16:38 +0000)
in a dynamic object.

gold/i386.cc

index 448453aa349505c7234a2d4c4821679159fa0ee9..6c1b987d0e3a8bb48acaef9b5528a4806523bbcb 100644 (file)
@@ -666,7 +666,7 @@ Target_i386::optimize_tls_reloc(const General_options* options,
       if (is_final)
        return elfcpp::R_386_TLS_LE_32;
       return r_type;
-       
+
     case elfcpp::R_386_TLS_LE:
     case elfcpp::R_386_TLS_LE_32:
       // When we already have Local-Exec, there is nothing further we
@@ -804,7 +804,7 @@ Target_i386::Scan::global(const General_options& options,
     {
     case elfcpp::R_386_NONE:
     case elfcpp::R_386_GNU_VTINHERIT:
-    case elfcpp::R_386_GNU_VTENTRY: 
+    case elfcpp::R_386_GNU_VTENTRY:
       break;
 
     case elfcpp::R_386_32:
@@ -834,14 +834,22 @@ Target_i386::Scan::global(const General_options& options,
       break;
 
     case elfcpp::R_386_GOT32:
-      // The symbol requires a GOT entry.
-      if (target->got_section(&options, symtab, layout)->add_global(gsym))
-       {
-         // If this symbol is not fully resolved, we need to add a
-         // dynamic relocation for it.
-         if (!gsym->final_value_is_known(&options))
-           gold_unreachable();
-       }
+      {
+        // The symbol requires a GOT entry.
+        Output_data_got<32, false>* got = target->got_section(&options, symtab,
+                                                              layout);
+        if (got->add_global(gsym))
+         {
+            // If this symbol is not fully resolved, we need to add a
+            // dynamic relocation for it.
+            if (!gsym->final_value_is_known(&options))
+              {
+                Reloc_section* rel_dyn = target->rel_dyn_section(layout);
+                rel_dyn->add_global(gsym, elfcpp::R_386_GLOB_DAT, got,
+                                    gsym->got_offset());
+              }
+          }
+      }
       break;
 
     case elfcpp::R_386_PLT32:
@@ -1051,11 +1059,8 @@ Target_i386::Relocate::relocate(const Relocate_info<32, false>* relinfo,
 
   // Pick the value to use for symbols defined in shared objects.
   Symbol_value<32> symval;
-  if (gsym != NULL && gsym->is_from_dynobj())
+  if (gsym != NULL && gsym->is_from_dynobj() && gsym->has_plt_offset())
     {
-      if (!gsym->has_plt_offset())
-       gold_unreachable();
-
       symval.set_output_value(target->plt_section()->address()
                              + gsym->plt_offset());
       psymval = &symval;