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authorAlan Modra <amodra@gmail.com>2013-02-15 12:59:15 +0000
committerAlan Modra <amodra@gmail.com>2013-02-15 12:59:15 +0000
commit91c2b899a6beeb0de3009b0bc3ca1a0d973575dc (patch)
tree145372ed3afd2bf17c0dfd0271cf76b5dc3ef72b
parentb138e9bffdf97f9c172c1138418c3670178d7c7b (diff)
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* powerpc.cc (Stub_table::plt_off): New function, extracted from..
(Stub_table::do_write): ..here, two places. (Stub_table::plt_call_size): Use it here too.
-rw-r--r--gold/ChangeLog6
-rw-r--r--gold/powerpc.cc81
2 files changed, 41 insertions, 46 deletions
diff --git a/gold/ChangeLog b/gold/ChangeLog
index 509db4b..c025205 100644
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,3 +1,9 @@
+2013-02-15 Alan Modra <amodra@gmail.com>
+
+ * powerpc.cc (Stub_table::plt_off): New function, extracted from..
+ (Stub_table::do_write): ..here, two places.
+ (Stub_table::plt_call_size): Use it here too.
+
2013-02-11 Ian Lance Taylor <iant@google.com>
* descriptors.cc (Descriptors::close_all): New function.
diff --git a/gold/powerpc.cc b/gold/powerpc.cc
index f9dadd2..e192885 100644
--- a/gold/powerpc.cc
+++ b/gold/powerpc.cc
@@ -2940,6 +2940,26 @@ class Stub_table : public Output_relaxed_input_section
return std::max(user_align, min_align);
}
+ // Return the plt offset for the given call stub.
+ Address
+ plt_off(typename Plt_stub_entries::const_iterator p, bool* is_iplt) const
+ {
+ const Symbol* gsym = p->first.sym_;
+ if (gsym != NULL)
+ {
+ *is_iplt = (gsym->type() == elfcpp::STT_GNU_IFUNC
+ && gsym->can_use_relative_reloc(false));
+ return gsym->plt_offset();
+ }
+ else
+ {
+ *is_iplt = true;
+ const Sized_relobj_file<size, big_endian>* relobj = p->first.object_;
+ unsigned int local_sym_index = p->first.locsym_;
+ return relobj->local_plt_offset(local_sym_index);
+ }
+ }
+
// Size of a given plt call stub.
unsigned int
plt_call_size(typename Plt_stub_entries::const_iterator p) const
@@ -2947,18 +2967,17 @@ class Stub_table : public Output_relaxed_input_section
if (size == 32)
return 16;
- Address pltaddr = p->second;
- if (p->first.sym_ == NULL
- || (p->first.sym_->type() == elfcpp::STT_GNU_IFUNC
- && p->first.sym_->can_use_relative_reloc(false)))
- pltaddr += this->targ_->iplt_section()->address();
+ bool is_iplt;
+ Address plt_addr = this->plt_off(p, &is_iplt);
+ if (is_iplt)
+ plt_addr += this->targ_->iplt_section()->address();
else
- pltaddr += this->targ_->plt_section()->address();
- Address tocbase = this->targ_->got_section()->output_section()->address();
+ plt_addr += this->targ_->plt_section()->address();
+ Address got_addr = this->targ_->got_section()->output_section()->address();
const Powerpc_relobj<size, big_endian>* ppcobj = static_cast
<const Powerpc_relobj<size, big_endian>*>(p->first.object_);
- tocbase += ppcobj->toc_base_offset();
- Address off = pltaddr - tocbase;
+ got_addr += ppcobj->toc_base_offset();
+ Address off = plt_addr - got_addr;
bool static_chain = parameters->options().plt_static_chain();
bool thread_safe = this->targ_->plt_thread_safe();
unsigned int bytes = (4 * 5
@@ -3346,25 +3365,10 @@ Stub_table<size, big_endian>::do_write(Output_file* of)
cs != this->plt_call_stubs_.end();
++cs)
{
- Address pltoff;
- bool is_ifunc;
- const Symbol* gsym = cs->first.sym_;
- if (gsym != NULL)
- {
- is_ifunc = (gsym->type() == elfcpp::STT_GNU_IFUNC
- && gsym->can_use_relative_reloc(false));
- pltoff = gsym->plt_offset();
- }
- else
- {
- is_ifunc = true;
- const Sized_relobj_file<size, big_endian>* relobj
- = cs->first.object_;
- unsigned int local_sym_index = cs->first.locsym_;
- pltoff = relobj->local_plt_offset(local_sym_index);
- }
+ bool is_iplt;
+ Address pltoff = this->plt_off(cs, &is_iplt);
Address plt_addr = pltoff;
- if (is_ifunc)
+ if (is_iplt)
{
if (iplt_base == invalid_address)
iplt_base = this->targ_->iplt_section()->address();
@@ -3431,7 +3435,7 @@ Stub_table<size, big_endian>::do_write(Output_file* of)
else
{
write_insn<big_endian>(p, std_2_1 + 40), p += 4;
- write_insn<big_endian>(p, ld_11_2 + l(off)), p += 4;
+ write_insn<big_endian>(p, ld_11_2 + l(off)), p += 4;
if (ha(off + 8 + 8 * static_chain) != ha(off))
{
write_insn<big_endian>(p, addi_2_2 + l(off)), p += 4;
@@ -3507,24 +3511,9 @@ Stub_table<size, big_endian>::do_write(Output_file* of)
cs != this->plt_call_stubs_.end();
++cs)
{
- Address plt_addr;
- bool is_ifunc;
- const Symbol* gsym = cs->first.sym_;
- if (gsym != NULL)
- {
- is_ifunc = (gsym->type() == elfcpp::STT_GNU_IFUNC
- && gsym->can_use_relative_reloc(false));
- plt_addr = gsym->plt_offset();
- }
- else
- {
- is_ifunc = true;
- const Sized_relobj_file<size, big_endian>* relobj
- = cs->first.object_;
- unsigned int local_sym_index = cs->first.locsym_;
- plt_addr = relobj->local_plt_offset(local_sym_index);
- }
- if (is_ifunc)
+ bool is_iplt;
+ Address plt_addr = this->plt_off(cs, &is_iplt);
+ if (is_iplt)
{
if (iplt_base == invalid_address)
iplt_base = this->targ_->iplt_section()->address();