* ld.h (check_nocrossrefs): Declare.

	* ldlang.h (struct lang_nocrossref): Define.
	(struct lang_nocrossrefs): Define.
	(nocrossref_list): Declare.
	(lang_add_nocrossref): Declare.
	* ldlex.l: Recognize NOCROSSREFS keyword.
	* ldgram.y (%union): Add nocrossref field.
	(NOCROSSREFS): New terminal.
	(ifile_p1): Recognize NOCROSSREFS.
	(nocrossref_list): New nonterminal.
	* ldlang.c (nocrossref_list): Define.
	(lang_add_nocrossref): New function.
	* ldmain.c (main): If nocrossref_list is not NULL, call
	check_nocrossrefs.
	(warning_callback): Free symbols if there is no place to store
	them.
	(notice): Call add_cref if nocrossref_list is not NULL.
	* ldcref.c: Include "ldexp.h" and "ldlang.h".
	(check_nocrossrefs): New function.
	(check_nocrossref): New static function.
	(struct check_refs_info): Define.
	(check_refs, check_reloc_refs): New static functions.
	* Makefile.in: Rebuild dependencies.
	* ld.texinfo (Option Commands): Document NOCROSSREFS.

1 files changed, 18 insertions, 0 deletions

diff --git a/ld/ldlang.c b/ld/ldlang.c
index ae844be..b7a0493 100644
--- a/ld/ldlang.c
+++ b/ld/ldlang.c
@@ -142,6 +142,7 @@ boolean lang_has_input_file = false;
 boolean had_output_filename = false;
 boolean lang_float_flag = false;
 boolean delete_output_file_on_failure = false;
+struct lang_nocrossrefs *nocrossref_list;
 
 etree_type *base; /* Relocation base - or null */
 
@@ -3617,3 +3618,20 @@ lang_record_phdrs ()
 		 u->output_section_statement.name, pl->name);
     }
 }
+
+/* Record a list of sections which may not be cross referenced.  */
+
+void
+lang_add_nocrossref (l)
+     struct lang_nocrossref *l;
+{
+  struct lang_nocrossrefs *n;
+
+  n = (struct lang_nocrossrefs *) xmalloc (sizeof *n);
+  n->next = nocrossref_list;
+  n->list = l;
+  nocrossref_list = n;
+
+  /* Set notice_all so that we get informed about all symbols.  */
+  link_info.notice_all = true;
+}