*** empty log message ***

[deliverable/binutils-gdb.git] / gold / sparc.cc

diff --git a/gold/sparc.cc b/gold/sparc.cc
index 794cab924db84735d68108530d4a382f08188d97..d15b8339f693da3c0ddcc161653164ffcb9272b5 100644 (file)
--- a/gold/sparc.cc
+++ b/gold/sparc.cc
@@ -155,6 +155,11 @@ class Target_sparc : public Sized_target<size, big_endian>
     return strcmp(sym->name(), "___tls_get_addr") == 0;
   }
 
+  // Return whether there is a GOT section.
+  bool
+  has_got_section() const
+  { return this->got_ != NULL; }
+
   // Return the size of the GOT section.
   section_size_type
   got_size()
@@ -1455,6 +1460,7 @@ optimize_tls_reloc(bool is_final, int r_type)
     case elfcpp::R_SPARC_TLS_IE_LO10:
     case elfcpp::R_SPARC_TLS_IE_LD:
     case elfcpp::R_SPARC_TLS_IE_LDX:
+    case elfcpp::R_SPARC_TLS_IE_ADD:
       // These are Initial-Exec relocs which get the thread offset
       // from the GOT.  If we know that we are linking against the
       // local symbol, we can switch to Local-Exec, which links the
@@ -1583,6 +1589,7 @@ Target_sparc<size, big_endian>::Scan::check_non_pic(Relobj* object, unsigned int
   // error per object file.
   if (this->issued_non_pic_error_)
     return;
+  gold_assert(parameters->options().output_is_position_independent());
   object->error(_("requires unsupported dynamic reloc; "
                  "recompile with -fPIC"));
   this->issued_non_pic_error_ = true;
@@ -1744,6 +1751,7 @@ Target_sparc<size, big_endian>::Scan::local(
     case elfcpp::R_SPARC_TLS_IE_LO10:
     case elfcpp::R_SPARC_TLS_IE_LD:
     case elfcpp::R_SPARC_TLS_IE_LDX:
+    case elfcpp::R_SPARC_TLS_IE_ADD:
     case elfcpp::R_SPARC_TLS_LE_HIX22: // Local-exec
     case elfcpp::R_SPARC_TLS_LE_LOX10:
       {
@@ -1810,6 +1818,7 @@ Target_sparc<size, big_endian>::Scan::local(
          case elfcpp::R_SPARC_TLS_IE_LO10:
          case elfcpp::R_SPARC_TLS_IE_LD:
          case elfcpp::R_SPARC_TLS_IE_LDX:
+         case elfcpp::R_SPARC_TLS_IE_ADD:
            layout->set_has_static_tls();
            if (optimized_type == tls::TLSOPT_NONE)
              {
@@ -1907,6 +1916,13 @@ Target_sparc<size, big_endian>::Scan::global(
 {
   unsigned int orig_r_type = r_type;
 
+  // A reference to _GLOBAL_OFFSET_TABLE_ implies that we need a got
+  // section.  We check here to avoid creating a dynamic reloc against
+  // _GLOBAL_OFFSET_TABLE_.
+  if (!target->has_got_section()
+      && strcmp(gsym->name(), "_GLOBAL_OFFSET_TABLE_") == 0)
+    target->got_section(symtab, layout);
+
   r_type &= 0xff;
   switch (r_type)
     {
@@ -2105,6 +2121,7 @@ Target_sparc<size, big_endian>::Scan::global(
     case elfcpp::R_SPARC_TLS_IE_LO10:
     case elfcpp::R_SPARC_TLS_IE_LD:
     case elfcpp::R_SPARC_TLS_IE_LDX:
+    case elfcpp::R_SPARC_TLS_IE_ADD:
       {
        const bool is_final = gsym->final_value_is_known();
        const tls::Tls_optimization optimized_type
@@ -2187,6 +2204,7 @@ Target_sparc<size, big_endian>::Scan::global(
          case elfcpp::R_SPARC_TLS_IE_LO10:
          case elfcpp::R_SPARC_TLS_IE_LD:
          case elfcpp::R_SPARC_TLS_IE_LDX:
+         case elfcpp::R_SPARC_TLS_IE_ADD:
            layout->set_has_static_tls();
            if (optimized_type == tls::TLSOPT_NONE)
              {
@@ -2460,8 +2478,8 @@ Target_sparc<size, big_endian>::Relocate::relocate(
 
     case elfcpp::R_SPARC_32:
       if (!parameters->options().output_is_position_independent())
-             Relocate_functions<size, big_endian>::rela32(view, object,
-                                                          psymval, addend);
+       Relocate_functions<size, big_endian>::rela32(view, object,
+                                                    psymval, addend);
       break;
 
     case elfcpp::R_SPARC_DISP8:
@@ -2670,6 +2688,7 @@ Target_sparc<size, big_endian>::Relocate::relocate(
     case elfcpp::R_SPARC_TLS_IE_LO10:
     case elfcpp::R_SPARC_TLS_IE_LD:
     case elfcpp::R_SPARC_TLS_IE_LDX:
+    case elfcpp::R_SPARC_TLS_IE_ADD:
     case elfcpp::R_SPARC_TLS_LE_HIX22:
     case elfcpp::R_SPARC_TLS_LE_LOX10:
       this->relocate_tls(relinfo, target, relnum, rela,
@@ -3049,6 +3068,12 @@ Target_sparc<size, big_endian>::Relocate::relocate_tls(
                             r_type);
       break;
 
+    case elfcpp::R_SPARC_TLS_IE_ADD:
+      // This seems to be mainly so that we can find the addition
+      // instruction if there is one.  There doesn't seem to be any
+      // actual relocation to apply.
+      break;
+
     case elfcpp::R_SPARC_TLS_LE_HIX22:
       // If we're creating a shared library, a dynamic relocation will
       // have been created for this location, so do not apply it now.
@@ -3216,8 +3241,6 @@ public:
                      (size == 64 ? "elf64-sparc" : "elf32-sparc"))
   { }
 
-  Target* instantiated_target_;
-
   Target* do_recognize(int machine, int, int)
   {
     switch (size)
@@ -3237,15 +3260,11 @@ public:
        return NULL;
       }
 
-    return do_instantiate_target();
+    return this->instantiate_target();
   }
 
   Target* do_instantiate_target()
-  {
-    if (this->instantiated_target_ == NULL)
-      this->instantiated_target_ = new Target_sparc<size, big_endian>();
-    return this->instantiated_target_;
-  }
+  { return new Target_sparc<size, big_endian>(); }
 };
 
 Target_selector_sparc<32, true> target_selector_sparc32;