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| author | Sriraman Tallam <tmsriram@google.com> | 2010-04-20 21:13:30 +0000 |
|---|---|---|
| committer | Sriraman Tallam <tmsriram@google.com> | 2010-04-20 21:13:30 +0000 |
| commit | ce97fa81e0c46d216b80b143ad8c02fff6906fef (patch) | |
| tree | 539a9d93c76d2113b92da17405b144eba8fa92c5 /gold/x86_64.cc | |
| parent | ec31cde5942e935e74f6ff919ffc480dfa2f1bac (diff) | |
| download | gdb-ce97fa81e0c46d216b80b143ad8c02fff6906fef.zip gdb-ce97fa81e0c46d216b80b143ad8c02fff6906fef.tar.gz gdb-ce97fa81e0c46d216b80b143ad8c02fff6906fef.tar.bz2 | |
2010-04-18 Sriraman Tallam <tmsriram@google.com>
* icf.cc (get_section_contents): Check for preemptible functions.
Ignore addend when appropriate.
* symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
section folded.
(add_from_relobj): Check for section folded.
(set_dynsym_indexes): Fix call to should_add_dynsym_entry.
* symtab.h (should_add_dynsym_entry): Add new parameter.
* target-reloc.h (scan_relocs): Check for section folded.
* x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
Check reloc types for function pointers in shared objects.
* testsuite/Makefile.am (icf_virtual_function_folding_test): New test
case.
(icf_preemptible_functions_test): New test case.
(icf_string_merge_test): New test case.
* testsuite.Makefile.in: Regenerate.
* testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
bar_glob. Refactor code.
* testsuite/icf_preemptible_functions_test.cc: New file.
* testsuite/icf_preemptible_functions_test.sh: New file.
* testsuite/icf_string_merge_test.cc: New file.
* testsuite/icf_string_merge_test.sh: New file.
* testsuite/icf_virtual_function_folding_test.cc: New file.
* testsuite/icf_virtual_function_folding_test.sh: New file.
Diffstat (limited to 'gold/x86_64.cc')
| -rw-r--r-- | gold/x86_64.cc | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/gold/x86_64.cc b/gold/x86_64.cc index e9dd5ae..9110278 100644 --- a/gold/x86_64.cc +++ b/gold/x86_64.cc @@ -1398,14 +1398,10 @@ Target_x86_64::Scan::unsupported_reloc_global(Sized_relobj<64, false>* object, object->name().c_str(), r_type, gsym->demangled_name().c_str()); } -// Returns true if this relocation type could be that of a function pointer -// only if the target is not position-independent code. +// Returns true if this relocation type could be that of a function pointer. inline bool Target_x86_64::Scan::possible_function_pointer_reloc(unsigned int r_type) { - if (parameters->options().shared()) - return false; - switch (r_type) { case elfcpp::R_X86_64_64: @@ -1413,6 +1409,11 @@ Target_x86_64::Scan::possible_function_pointer_reloc(unsigned int r_type) case elfcpp::R_X86_64_32S: case elfcpp::R_X86_64_16: case elfcpp::R_X86_64_8: + case elfcpp::R_X86_64_GOT64: + case elfcpp::R_X86_64_GOT32: + case elfcpp::R_X86_64_GOTPCREL64: + case elfcpp::R_X86_64_GOTPCREL: + case elfcpp::R_X86_64_GOTPLT64: { return true; } |