Record TLS modules and layout static TLS memory

Bug: http://b/78026329
Test: bionic unit tests
Change-Id: Ibf1bf5ec864c7830e4cd1cb882842b644e6182ae
diff --git a/linker/linker_soinfo.cpp b/linker/linker_soinfo.cpp
index 93079ca..dcc6bf3 100644
--- a/linker/linker_soinfo.cpp
+++ b/linker/linker_soinfo.cpp
@@ -628,6 +628,10 @@
   return secondary_namespaces_;
 }
 
+soinfo_tls* soinfo::get_tls() const {
+  return has_min_version(5) ? tls_.get() : nullptr;
+}
+
 ElfW(Addr) soinfo::resolve_symbol_address(const ElfW(Sym)* s) const {
   if (ELF_ST_TYPE(s->st_info) == STT_GNU_IFUNC) {
     return call_ifunc_resolver(s->st_value + load_bias);