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Track sections for expressions.

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This commit is contained in:
Ian Lance Taylor
2008-02-09 01:22:17 +00:00
parent 333eff6027
commit 77e655378d
7 changed files with 517 additions and 320 deletions
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44
gold/script.cc
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@@ -915,7 +915,7 @@ Symbol_assignment::add_to_table(Symbol_table* symtab)
void
Symbol_assignment::finalize(Symbol_table* symtab, const Layout* layout)
{
this->finalize_maybe_dot(symtab, layout, false, false, 0);
this->finalize_maybe_dot(symtab, layout, false, 0, NULL);
}
// Finalize a symbol value which can refer to the dot symbol.
@@ -923,10 +923,10 @@ Symbol_assignment::finalize(Symbol_table* symtab, const Layout* layout)
void
Symbol_assignment::finalize_with_dot(Symbol_table* symtab,
const Layout* layout,
bool dot_has_value,
uint64_t dot_value)
uint64_t dot_value,
Output_section* dot_section)
{
this->finalize_maybe_dot(symtab, layout, true, dot_has_value, dot_value);
this->finalize_maybe_dot(symtab, layout, true, dot_value, dot_section);
}
// Finalize a symbol value, internal version.
@@ -935,8 +935,8 @@ void
Symbol_assignment::finalize_maybe_dot(Symbol_table* symtab,
const Layout* layout,
bool is_dot_available,
bool dot_has_value,
uint64_t dot_value)
uint64_t dot_value,
Output_section* dot_section)
{
// If we were only supposed to provide this symbol, the sym_ field
// will be NULL if the symbol was not referenced.
@@ -949,8 +949,8 @@ Symbol_assignment::finalize_maybe_dot(Symbol_table* symtab,
if (parameters->get_size() == 32)
{
#if defined(HAVE_TARGET_32_LITTLE) || defined(HAVE_TARGET_32_BIG)
this->sized_finalize<32>(symtab, layout, is_dot_available, dot_has_value,
dot_value);
this->sized_finalize<32>(symtab, layout, is_dot_available, dot_value,
dot_section);
#else
gold_unreachable();
#endif
@@ -958,8 +958,8 @@ Symbol_assignment::finalize_maybe_dot(Symbol_table* symtab,
else if (parameters->get_size() == 64)
{
#if defined(HAVE_TARGET_64_LITTLE) || defined(HAVE_TARGET_64_BIG)
this->sized_finalize<64>(symtab, layout, is_dot_available, dot_has_value,
dot_value);
this->sized_finalize<64>(symtab, layout, is_dot_available, dot_value,
dot_section);
#else
gold_unreachable();
#endif
@@ -971,33 +971,33 @@ Symbol_assignment::finalize_maybe_dot(Symbol_table* symtab,
template<int size>
void
Symbol_assignment::sized_finalize(Symbol_table* symtab, const Layout* layout,
bool is_dot_available, bool dot_has_value,
uint64_t dot_value)
bool is_dot_available, uint64_t dot_value,
Output_section* dot_section)
{
bool dummy;
Output_section* section;
uint64_t final_val = this->val_->eval_maybe_dot(symtab, layout,
is_dot_available,
dot_has_value, dot_value,
&dummy);
dot_value, dot_section,
&section);
Sized_symbol<size>* ssym = symtab->get_sized_symbol<size>(this->sym_);
ssym->set_value(final_val);
if (section != NULL)
ssym->set_output_section(section);
}
// Set the symbol value if the expression yields an absolute value.
void
Symbol_assignment::set_if_absolute(Symbol_table* symtab, const Layout* layout,
bool is_dot_available, bool dot_has_value,
uint64_t dot_value)
bool is_dot_available, uint64_t dot_value)
{
if (this->sym_ == NULL)
return;
bool is_absolute;
Output_section* val_section;
uint64_t val = this->val_->eval_maybe_dot(symtab, layout, is_dot_available,
dot_has_value, dot_value,
&is_absolute);
if (!is_absolute)
dot_value, NULL, &val_section);
if (val_section != NULL)
return;
if (parameters->get_size() == 32)
@@ -1158,7 +1158,7 @@ Script_options::set_section_addresses(Symbol_table* symtab, Layout* layout)
for (Symbol_assignments::iterator p = this->symbol_assignments_.begin();
p != this->symbol_assignments_.end();
++p)
(*p)->set_if_absolute(symtab, layout, false, false, 0);
(*p)->set_if_absolute(symtab, layout, false, 0);
return this->script_sections_.set_section_addresses(symtab, layout);
}