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authorIan Lance Taylor <iant@google.com>2007-11-12 17:51:55 +0000
committerIan Lance Taylor <iant@google.com>2007-11-12 17:51:55 +0000
commit386c048c7aebbff667dbbddd6a4b68299d1920dd (patch)
treea9561b2b3c9e5cedca1e8657b5557397d17bee5c
parent42477147784af654eef24100761b57b8de44c802 (diff)
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Correct handling of GOT references in a regular object.
-rw-r--r--gold/i386.cc7
-rw-r--r--gold/symtab.h4
-rw-r--r--gold/testsuite/Makefile.am14
-rw-r--r--gold/testsuite/Makefile.in36
-rw-r--r--gold/x86_64.cc3
5 files changed, 60 insertions, 4 deletions
diff --git a/gold/i386.cc b/gold/i386.cc
index dcbb839..eae6b7f 100644
--- a/gold/i386.cc
+++ b/gold/i386.cc
@@ -1046,9 +1046,10 @@ Target_i386::Scan::global(const General_options& options,
if (!gsym->final_value_is_known())
{
Reloc_section* rel_dyn = target->rel_dyn_section(layout);
- if (gsym->is_preemptible())
- rel_dyn->add_global(gsym, elfcpp::R_386_GLOB_DAT, got,
- gsym->got_offset());
+ if (gsym->is_from_dynobj()
+ || gsym->is_preemptible())
+ rel_dyn->add_global(gsym, elfcpp::R_386_GLOB_DAT, got,
+ gsym->got_offset());
else
{
rel_dyn->add_local(object, 0, elfcpp::R_386_RELATIVE,
diff --git a/gold/symtab.h b/gold/symtab.h
index 2f43c4b..81ad2d9 100644
--- a/gold/symtab.h
+++ b/gold/symtab.h
@@ -405,6 +405,10 @@ class Symbol
bool
is_preemptible() const
{
+ // It doesn't make sense to ask whether a symbol defined in
+ // another object is preemptible.
+ gold_assert(!this->is_from_dynobj());
+
return (this->visibility_ != elfcpp::STV_INTERNAL
&& this->visibility_ != elfcpp::STV_HIDDEN
&& this->visibility_ != elfcpp::STV_PROTECTED
diff --git a/gold/testsuite/Makefile.am b/gold/testsuite/Makefile.am
index 38e34c0..4ac2e5c 100644
--- a/gold/testsuite/Makefile.am
+++ b/gold/testsuite/Makefile.am
@@ -42,6 +42,8 @@ NATIVE_PROGS = \
two_file_pic_test \
two_file_shared_1_test \
two_file_shared_2_test \
+ two_file_shared_1_pic_2_test \
+ two_file_shared_2_pic_1_test \
two_file_same_shared_test \
two_file_separate_shared_12_test \
two_file_separate_shared_21_test \
@@ -182,6 +184,18 @@ two_file_shared_2_test_DEPENDENCIES = gcctestdir/ld two_file_shared_2.so
two_file_shared_2_test_LDFLAGS = -Bgcctestdir/ -Wl,-R,.
two_file_shared_2_test_LDADD = two_file_shared_2.so
+two_file_shared_1_pic_2_test_SOURCES = two_file_test_main.cc
+two_file_shared_1_pic_2_test_DEPENDENCIES = \
+ gcctestdir/ld two_file_shared_1.so two_file_test_1_pic.o
+two_file_shared_1_pic_2_test_LDFLAGS = -Bgcctestdir/ -Wl,-R,.
+two_file_shared_1_pic_2_test_LDADD = two_file_test_1_pic.o two_file_shared_2.so
+
+two_file_shared_2_pic_1_test_SOURCES = two_file_test_main.cc
+two_file_shared_2_pic_1_test_DEPENDENCIES = \
+ gcctestdir/ld two_file_shared_2.so two_file_test_2_pic.o
+two_file_shared_2_pic_1_test_LDFLAGS = -Bgcctestdir/ -Wl,-R,.
+two_file_shared_2_pic_1_test_LDADD = two_file_test_2_pic.o two_file_shared_1.so
+
two_file_same_shared_test_SOURCES = two_file_test_main.cc
two_file_same_shared_test_DEPENDENCIES = gcctestdir/ld two_file_shared.so
two_file_same_shared_test_LDFLAGS = -Bgcctestdir/ -Wl,-R,.
diff --git a/gold/testsuite/Makefile.in b/gold/testsuite/Makefile.in
index 5e3b607..44214f1 100644
--- a/gold/testsuite/Makefile.in
+++ b/gold/testsuite/Makefile.in
@@ -156,6 +156,8 @@ libgoldtest_a_OBJECTS = $(am_libgoldtest_a_OBJECTS)
@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_pic_test$(EXEEXT) \
@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_shared_1_test$(EXEEXT) \
@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_shared_2_test$(EXEEXT) \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_shared_1_pic_2_test$(EXEEXT) \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_shared_2_pic_1_test$(EXEEXT) \
@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_same_shared_test$(EXEEXT) \
@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_separate_shared_12_test$(EXEEXT) \
@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_separate_shared_21_test$(EXEEXT) \
@@ -302,6 +304,11 @@ am__two_file_shared_1_nonpic_test_SOURCES_DIST = two_file_test_2.cc \
@FN_PTRS_IN_SO_WITHOUT_PIC_TRUE@@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_test_main.$(OBJEXT)
two_file_shared_1_nonpic_test_OBJECTS = \
$(am_two_file_shared_1_nonpic_test_OBJECTS)
+am__two_file_shared_1_pic_2_test_SOURCES_DIST = two_file_test_main.cc
+@GCC_TRUE@@NATIVE_LINKER_TRUE@am_two_file_shared_1_pic_2_test_OBJECTS = \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_test_main.$(OBJEXT)
+two_file_shared_1_pic_2_test_OBJECTS = \
+ $(am_two_file_shared_1_pic_2_test_OBJECTS)
am__two_file_shared_1_test_SOURCES_DIST = two_file_test_2.cc \
two_file_test_main.cc
@GCC_TRUE@@NATIVE_LINKER_TRUE@am_two_file_shared_1_test_OBJECTS = \
@@ -314,6 +321,11 @@ am__two_file_shared_2_nonpic_test_SOURCES_DIST = two_file_test_1.cc \
@FN_PTRS_IN_SO_WITHOUT_PIC_TRUE@@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_test_main.$(OBJEXT)
two_file_shared_2_nonpic_test_OBJECTS = \
$(am_two_file_shared_2_nonpic_test_OBJECTS)
+am__two_file_shared_2_pic_1_test_SOURCES_DIST = two_file_test_main.cc
+@GCC_TRUE@@NATIVE_LINKER_TRUE@am_two_file_shared_2_pic_1_test_OBJECTS = \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_test_main.$(OBJEXT)
+two_file_shared_2_pic_1_test_OBJECTS = \
+ $(am_two_file_shared_2_pic_1_test_OBJECTS)
am__two_file_shared_2_test_SOURCES_DIST = two_file_test_1.cc \
two_file_test_main.cc
@GCC_TRUE@@NATIVE_LINKER_TRUE@am_two_file_shared_2_test_OBJECTS = \
@@ -375,8 +387,10 @@ SOURCES = $(libgoldtest_a_SOURCES) $(constructor_static_test_SOURCES) \
$(two_file_separate_shared_21_nonpic_test_SOURCES) \
$(two_file_separate_shared_21_test_SOURCES) \
$(two_file_shared_1_nonpic_test_SOURCES) \
+ $(two_file_shared_1_pic_2_test_SOURCES) \
$(two_file_shared_1_test_SOURCES) \
$(two_file_shared_2_nonpic_test_SOURCES) \
+ $(two_file_shared_2_pic_1_test_SOURCES) \
$(two_file_shared_2_test_SOURCES) \
$(two_file_static_test_SOURCES) $(two_file_test_SOURCES) \
$(weak_test_SOURCES)
@@ -404,8 +418,10 @@ DIST_SOURCES = $(libgoldtest_a_SOURCES) \
$(am__two_file_separate_shared_21_nonpic_test_SOURCES_DIST) \
$(am__two_file_separate_shared_21_test_SOURCES_DIST) \
$(am__two_file_shared_1_nonpic_test_SOURCES_DIST) \
+ $(am__two_file_shared_1_pic_2_test_SOURCES_DIST) \
$(am__two_file_shared_1_test_SOURCES_DIST) \
$(am__two_file_shared_2_nonpic_test_SOURCES_DIST) \
+ $(am__two_file_shared_2_pic_1_test_SOURCES_DIST) \
$(am__two_file_shared_2_test_SOURCES_DIST) \
$(am__two_file_static_test_SOURCES_DIST) \
$(am__two_file_test_SOURCES_DIST) \
@@ -564,6 +580,8 @@ TESTS = object_unittest $(am__append_1) $(NATIVE_TESTING)
@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_pic_test \
@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_shared_1_test \
@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_shared_2_test \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_shared_1_pic_2_test \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_shared_2_pic_1_test \
@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_same_shared_test \
@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_separate_shared_12_test \
@GCC_TRUE@@NATIVE_LINKER_TRUE@ two_file_separate_shared_21_test \
@@ -626,6 +644,18 @@ object_unittest_SOURCES = object_unittest.cc
@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_shared_2_test_DEPENDENCIES = gcctestdir/ld two_file_shared_2.so
@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_shared_2_test_LDFLAGS = -Bgcctestdir/ -Wl,-R,.
@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_shared_2_test_LDADD = two_file_shared_2.so
+@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_shared_1_pic_2_test_SOURCES = two_file_test_main.cc
+@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_shared_1_pic_2_test_DEPENDENCIES = \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@ gcctestdir/ld two_file_shared_1.so two_file_test_1_pic.o
+
+@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_shared_1_pic_2_test_LDFLAGS = -Bgcctestdir/ -Wl,-R,.
+@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_shared_1_pic_2_test_LDADD = two_file_test_1_pic.o two_file_shared_2.so
+@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_shared_2_pic_1_test_SOURCES = two_file_test_main.cc
+@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_shared_2_pic_1_test_DEPENDENCIES = \
+@GCC_TRUE@@NATIVE_LINKER_TRUE@ gcctestdir/ld two_file_shared_2.so two_file_test_2_pic.o
+
+@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_shared_2_pic_1_test_LDFLAGS = -Bgcctestdir/ -Wl,-R,.
+@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_shared_2_pic_1_test_LDADD = two_file_test_2_pic.o two_file_shared_1.so
@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_same_shared_test_SOURCES = two_file_test_main.cc
@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_same_shared_test_DEPENDENCIES = gcctestdir/ld two_file_shared.so
@GCC_TRUE@@NATIVE_LINKER_TRUE@two_file_same_shared_test_LDFLAGS = -Bgcctestdir/ -Wl,-R,.
@@ -871,12 +901,18 @@ two_file_separate_shared_21_test$(EXEEXT): $(two_file_separate_shared_21_test_OB
two_file_shared_1_nonpic_test$(EXEEXT): $(two_file_shared_1_nonpic_test_OBJECTS) $(two_file_shared_1_nonpic_test_DEPENDENCIES)
@rm -f two_file_shared_1_nonpic_test$(EXEEXT)
$(CXXLINK) $(two_file_shared_1_nonpic_test_LDFLAGS) $(two_file_shared_1_nonpic_test_OBJECTS) $(two_file_shared_1_nonpic_test_LDADD) $(LIBS)
+two_file_shared_1_pic_2_test$(EXEEXT): $(two_file_shared_1_pic_2_test_OBJECTS) $(two_file_shared_1_pic_2_test_DEPENDENCIES)
+ @rm -f two_file_shared_1_pic_2_test$(EXEEXT)
+ $(CXXLINK) $(two_file_shared_1_pic_2_test_LDFLAGS) $(two_file_shared_1_pic_2_test_OBJECTS) $(two_file_shared_1_pic_2_test_LDADD) $(LIBS)
two_file_shared_1_test$(EXEEXT): $(two_file_shared_1_test_OBJECTS) $(two_file_shared_1_test_DEPENDENCIES)
@rm -f two_file_shared_1_test$(EXEEXT)
$(CXXLINK) $(two_file_shared_1_test_LDFLAGS) $(two_file_shared_1_test_OBJECTS) $(two_file_shared_1_test_LDADD) $(LIBS)
two_file_shared_2_nonpic_test$(EXEEXT): $(two_file_shared_2_nonpic_test_OBJECTS) $(two_file_shared_2_nonpic_test_DEPENDENCIES)
@rm -f two_file_shared_2_nonpic_test$(EXEEXT)
$(CXXLINK) $(two_file_shared_2_nonpic_test_LDFLAGS) $(two_file_shared_2_nonpic_test_OBJECTS) $(two_file_shared_2_nonpic_test_LDADD) $(LIBS)
+two_file_shared_2_pic_1_test$(EXEEXT): $(two_file_shared_2_pic_1_test_OBJECTS) $(two_file_shared_2_pic_1_test_DEPENDENCIES)
+ @rm -f two_file_shared_2_pic_1_test$(EXEEXT)
+ $(CXXLINK) $(two_file_shared_2_pic_1_test_LDFLAGS) $(two_file_shared_2_pic_1_test_OBJECTS) $(two_file_shared_2_pic_1_test_LDADD) $(LIBS)
two_file_shared_2_test$(EXEEXT): $(two_file_shared_2_test_OBJECTS) $(two_file_shared_2_test_DEPENDENCIES)
@rm -f two_file_shared_2_test$(EXEEXT)
$(CXXLINK) $(two_file_shared_2_test_LDFLAGS) $(two_file_shared_2_test_OBJECTS) $(two_file_shared_2_test_LDADD) $(LIBS)
diff --git a/gold/x86_64.cc b/gold/x86_64.cc
index 5bc74bf..0614e89 100644
--- a/gold/x86_64.cc
+++ b/gold/x86_64.cc
@@ -1020,7 +1020,8 @@ Target_x86_64::Scan::global(const General_options& options,
if (!gsym->final_value_is_known())
{
Reloc_section* rela_dyn = target->rela_dyn_section(layout);
- if (gsym->is_preemptible())
+ if (gsym->is_from_dynobj()
+ || gsym->is_preemptible())
rela_dyn->add_global(gsym, elfcpp::R_X86_64_GLOB_DAT, got,
gsym->got_offset(), 0);
else