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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [gold/] [script-sections.cc] - Diff between revs 159 and 163

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Rev 159 Rev 163
Line 678... Line 678...
  // absolute symbols when setting dot.
  // absolute symbols when setting dot.
  void
  void
  set_section_addresses(Symbol_table* symtab, Layout* layout,
  set_section_addresses(Symbol_table* symtab, Layout* layout,
                        uint64_t* dot_value, uint64_t*, uint64_t*)
                        uint64_t* dot_value, uint64_t*, uint64_t*)
  {
  {
    this->assignment_.set_if_absolute(symtab, layout, true, *dot_value);
    this->assignment_.set_if_absolute(symtab, layout, true, *dot_value, NULL);
  }
  }
 
 
  // Print for debugging.
  // Print for debugging.
  void
  void
  print(FILE* f) const
  print(FILE* f) const
Line 712... Line 712...
  {
  {
    // We ignore the section of the result because outside of an
    // We ignore the section of the result because outside of an
    // output section definition the dot symbol is always considered
    // output section definition the dot symbol is always considered
    // to be absolute.
    // to be absolute.
    *dot_value = this->val_->eval_with_dot(symtab, layout, true, *dot_value,
    *dot_value = this->val_->eval_with_dot(symtab, layout, true, *dot_value,
                                           NULL, NULL, NULL);
                                           NULL, NULL, NULL, false);
  }
  }
 
 
  // Update the dot symbol while setting section addresses.
  // Update the dot symbol while setting section addresses.
  void
  void
  set_section_addresses(Symbol_table* symtab, Layout* layout,
  set_section_addresses(Symbol_table* symtab, Layout* layout,
                        uint64_t* dot_value, uint64_t* dot_alignment,
                        uint64_t* dot_value, uint64_t* dot_alignment,
                        uint64_t* load_address)
                        uint64_t* load_address)
  {
  {
    *dot_value = this->val_->eval_with_dot(symtab, layout, false, *dot_value,
    *dot_value = this->val_->eval_with_dot(symtab, layout, false, *dot_value,
                                           NULL, NULL, dot_alignment);
                                           NULL, NULL, dot_alignment, false);
    *load_address = *dot_value;
    *load_address = *dot_value;
  }
  }
 
 
  // Print for debugging.
  // Print for debugging.
  void
  void
Line 864... Line 864...
  // value is absolute, we set the symbol.  This permits us to use
  // value is absolute, we set the symbol.  This permits us to use
  // absolute symbols when setting dot.
  // absolute symbols when setting dot.
  void
  void
  set_section_addresses(Symbol_table* symtab, Layout* layout, Output_section*,
  set_section_addresses(Symbol_table* symtab, Layout* layout, Output_section*,
                        uint64_t, uint64_t* dot_value, uint64_t*,
                        uint64_t, uint64_t* dot_value, uint64_t*,
                        Output_section**, std::string*, Input_section_list*)
                        Output_section** dot_section, std::string*,
 
                        Input_section_list*)
  {
  {
    this->assignment_.set_if_absolute(symtab, layout, true, *dot_value);
    this->assignment_.set_if_absolute(symtab, layout, true, *dot_value,
 
                                      *dot_section);
  }
  }
 
 
  // Print for debugging.
  // Print for debugging.
  void
  void
  print(FILE* f) const
  print(FILE* f) const
Line 890... Line 892...
 public:
 public:
  Output_section_element_dot_assignment(Expression* val)
  Output_section_element_dot_assignment(Expression* val)
    : val_(val)
    : val_(val)
  { }
  { }
 
 
 
  // An assignment to dot within an output section is enough to force
 
  // the output section to exist.
 
  bool
 
  needs_output_section() const
 
  { return true; }
 
 
  // Finalize the symbol.
  // Finalize the symbol.
  void
  void
  finalize_symbols(Symbol_table* symtab, const Layout* layout,
  finalize_symbols(Symbol_table* symtab, const Layout* layout,
                   uint64_t* dot_value, Output_section** dot_section)
                   uint64_t* dot_value, Output_section** dot_section)
  {
  {
    *dot_value = this->val_->eval_with_dot(symtab, layout, true, *dot_value,
    *dot_value = this->val_->eval_with_dot(symtab, layout, true, *dot_value,
                                           *dot_section, dot_section, NULL);
                                           *dot_section, dot_section, NULL,
 
                                           true);
  }
  }
 
 
  // Update the dot symbol while setting section addresses.
  // Update the dot symbol while setting section addresses.
  void
  void
  set_section_addresses(Symbol_table* symtab, Layout* layout, Output_section*,
  set_section_addresses(Symbol_table* symtab, Layout* layout, Output_section*,
                        uint64_t, uint64_t* dot_value, uint64_t*,
                        uint64_t, uint64_t* dot_value, uint64_t*,
                        Output_section**, std::string*, Input_section_list*);
                        Output_section** dot_section, std::string*,
 
                        Input_section_list*);
 
 
  // Print for debugging.
  // Print for debugging.
  void
  void
  print(FILE* f) const
  print(FILE* f) const
  {
  {
Line 934... Line 944...
    std::string* fill,
    std::string* fill,
    Input_section_list*)
    Input_section_list*)
{
{
  uint64_t next_dot = this->val_->eval_with_dot(symtab, layout, false,
  uint64_t next_dot = this->val_->eval_with_dot(symtab, layout, false,
                                                *dot_value, *dot_section,
                                                *dot_value, *dot_section,
                                                dot_section, dot_alignment);
                                                dot_section, dot_alignment,
 
                                                true);
  if (next_dot < *dot_value)
  if (next_dot < *dot_value)
    gold_error(_("dot may not move backward"));
    gold_error(_("dot may not move backward"));
  if (next_dot > *dot_value && output_section != NULL)
  if (next_dot > *dot_value && output_section != NULL)
    {
    {
      section_size_type length = convert_to_section_size_type(next_dot
      section_size_type length = convert_to_section_size_type(next_dot
Line 1035... Line 1046...
void
void
Output_data_expression::do_write_to_buffer(unsigned char* buf)
Output_data_expression::do_write_to_buffer(unsigned char* buf)
{
{
  uint64_t val = this->val_->eval_with_dot(this->symtab_, this->layout_,
  uint64_t val = this->val_->eval_with_dot(this->symtab_, this->layout_,
                                           true, this->dot_value_,
                                           true, this->dot_value_,
                                           this->dot_section_, NULL, NULL);
                                           this->dot_section_, NULL, NULL,
 
                                           false);
 
 
  if (parameters->target().is_big_endian())
  if (parameters->target().is_big_endian())
    this->endian_write_to_buffer<true>(val, buf);
    this->endian_write_to_buffer<true>(val, buf);
  else
  else
    this->endian_write_to_buffer<false>(val, buf);
    this->endian_write_to_buffer<false>(val, buf);
Line 1185... Line 1197...
                        std::string* fill, Input_section_list*)
                        std::string* fill, Input_section_list*)
  {
  {
    Output_section* fill_section;
    Output_section* fill_section;
    uint64_t fill_val = this->val_->eval_with_dot(symtab, layout, false,
    uint64_t fill_val = this->val_->eval_with_dot(symtab, layout, false,
                                                  *dot_value, *dot_section,
                                                  *dot_value, *dot_section,
                                                  &fill_section, NULL);
                                                  &fill_section, NULL, false);
    if (fill_section != NULL)
    if (fill_section != NULL)
      gold_warning(_("fill value is not absolute"));
      gold_warning(_("fill value is not absolute"));
    // FIXME: The GNU linker supports fill values of arbitrary length.
    // FIXME: The GNU linker supports fill values of arbitrary length.
    unsigned char fill_buff[4];
    unsigned char fill_buff[4];
    elfcpp::Swap_unaligned<32, true>::writeval(fill_buff, fill_val);
    elfcpp::Swap_unaligned<32, true>::writeval(fill_buff, fill_val);
Line 2106... Line 2118...
      uint64_t address = *dot_value;
      uint64_t address = *dot_value;
      if (this->address_ != NULL)
      if (this->address_ != NULL)
        {
        {
          address = this->address_->eval_with_dot(symtab, layout, true,
          address = this->address_->eval_with_dot(symtab, layout, true,
                                                  *dot_value, NULL,
                                                  *dot_value, NULL,
                                                  NULL, NULL);
                                                  NULL, NULL, false);
        }
        }
      if (this->align_ != NULL)
      if (this->align_ != NULL)
        {
        {
          uint64_t align = this->align_->eval_with_dot(symtab, layout, true,
          uint64_t align = this->align_->eval_with_dot(symtab, layout, true,
                                                       *dot_value, NULL,
                                                       *dot_value, NULL,
                                                       NULL, NULL);
                                                       NULL, NULL, false);
          address = align_address(address, align);
          address = align_address(address, align);
        }
        }
      *dot_value = address;
      *dot_value = address;
    }
    }
 
 
Line 2301... Line 2313...
        address = *dot_value;
        address = *dot_value;
    }
    }
  else
  else
    address = this->address_->eval_with_dot(symtab, layout, true,
    address = this->address_->eval_with_dot(symtab, layout, true,
                                            *dot_value, NULL, NULL,
                                            *dot_value, NULL, NULL,
                                            dot_alignment);
                                            dot_alignment, false);
  uint64_t align;
  uint64_t align;
  if (this->align_ == NULL)
  if (this->align_ == NULL)
    {
    {
      if (this->output_section_ == NULL)
      if (this->output_section_ == NULL)
        align = 0;
        align = 0;
Line 2314... Line 2326...
    }
    }
  else
  else
    {
    {
      Output_section* align_section;
      Output_section* align_section;
      align = this->align_->eval_with_dot(symtab, layout, true, *dot_value,
      align = this->align_->eval_with_dot(symtab, layout, true, *dot_value,
                                          NULL, &align_section, NULL);
                                          NULL, &align_section, NULL, false);
      if (align_section != NULL)
      if (align_section != NULL)
        gold_warning(_("alignment of section %s is not absolute"),
        gold_warning(_("alignment of section %s is not absolute"),
                     this->name_.c_str());
                     this->name_.c_str());
      if (this->output_section_ != NULL)
      if (this->output_section_ != NULL)
        this->output_section_->set_addralign(align);
        this->output_section_->set_addralign(align);
Line 2399... Line 2411...
  else
  else
    {
    {
      laddr = this->load_address_->eval_with_dot(symtab, layout, true,
      laddr = this->load_address_->eval_with_dot(symtab, layout, true,
                                                 *dot_value,
                                                 *dot_value,
                                                 this->output_section_,
                                                 this->output_section_,
                                                 NULL, NULL);
                                                 NULL, NULL, false);
      if (this->output_section_ != NULL)
      if (this->output_section_ != NULL)
        this->output_section_->set_load_address(laddr);
        this->output_section_->set_load_address(laddr);
    }
    }
 
 
  this->evaluated_load_address_ = laddr;
  this->evaluated_load_address_ = laddr;
Line 2414... Line 2426...
  else
  else
    {
    {
      Output_section* subalign_section;
      Output_section* subalign_section;
      subalign = this->subalign_->eval_with_dot(symtab, layout, true,
      subalign = this->subalign_->eval_with_dot(symtab, layout, true,
                                                *dot_value, NULL,
                                                *dot_value, NULL,
                                                &subalign_section, NULL);
                                                &subalign_section, NULL,
 
                                                false);
      if (subalign_section != NULL)
      if (subalign_section != NULL)
        gold_warning(_("subalign of section %s is not absolute"),
        gold_warning(_("subalign of section %s is not absolute"),
                     this->name_.c_str());
                     this->name_.c_str());
    }
    }
 
 
Line 2429... Line 2442...
      // length.
      // length.
      Output_section* fill_section;
      Output_section* fill_section;
      uint64_t fill_val = this->fill_->eval_with_dot(symtab, layout, true,
      uint64_t fill_val = this->fill_->eval_with_dot(symtab, layout, true,
                                                     *dot_value,
                                                     *dot_value,
                                                     NULL, &fill_section,
                                                     NULL, &fill_section,
                                                     NULL);
                                                     NULL, false);
      if (fill_section != NULL)
      if (fill_section != NULL)
        gold_warning(_("fill of section %s is not absolute"),
        gold_warning(_("fill of section %s is not absolute"),
                     this->name_.c_str());
                     this->name_.c_str());
      unsigned char fill_buff[4];
      unsigned char fill_buff[4];
      elfcpp::Swap_unaligned<32, true>::writeval(fill_buff, fill_val);
      elfcpp::Swap_unaligned<32, true>::writeval(fill_buff, fill_val);

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