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LibELF: Only set up PLT trampoline for objects with a PLT

This commit is contained in:
Andreas Kling 2021-02-05 12:10:45 +01:00
parent 9d471ea923
commit 4df3a34bc2
2 changed files with 6 additions and 3 deletions

View file

@ -259,7 +259,8 @@ public:
bool must_bind_now() const { return m_dt_flags & DF_BIND_NOW; }
bool has_static_thread_local_storage() const { return m_dt_flags & DF_STATIC_TLS; }
VirtualAddress plt_got_base_address() const { return m_base_address.offset(m_procedure_linkage_table_offset); }
bool has_plt() const { return m_procedure_linkage_table_offset.has_value(); }
VirtualAddress plt_got_base_address() const { return m_base_address.offset(m_procedure_linkage_table_offset.value()); }
VirtualAddress base_address() const { return m_base_address; }
const char* soname() const { return m_has_soname ? symbol_string_table_string(m_soname_index) : nullptr; }
@ -328,7 +329,7 @@ private:
Elf32_Sword m_procedure_linkage_table_relocation_type { -1 };
FlatPtr m_plt_relocation_offset_location { 0 }; // offset of PLT relocations, at end of relocations
size_t m_size_of_plt_relocation_entry_list { 0 };
FlatPtr m_procedure_linkage_table_offset { 0 };
Optional<FlatPtr> m_procedure_linkage_table_offset;
// NOTE: We'll only ever either RELA or REL entries, not both (thank god)
// NOTE: The x86 ABI will only ever genrerate REL entries.