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* elflink.c (bfd_elf_record_link_assignment): Remove --defsym
	symbols special case.

	ld/
	* ldexp.h (etree_union): Add defsym member to the assign member
	structure.
	(exp_assign): Add hidden argument to prototype.
	* ldexp.c (exp_fold_tree_1): Use the defsym member to handle
	--defsym symbols.
	(exp_assop): Add defsym argument, initialize the defsym member
	of the assign structure.
	(exp_assign): Handle hidden symbols.
	(exp_defsym): Update to use the defsym argument to exp_assop.
	(exp_provide): Update to handle the defsym argument to exp_assop.
	* ldlex.l (HIDDEN): New token.
	* ldgram.y (HIDDEN): Likewise.
	(assignment, section): Update calls to exp_assign.
	* ldctor.c (ldctor_build_sets): Likewise.
	* mri.c (mri_format): Likewise.
	* ldlang.c (lang_insert_orphan, lang_leave_overlay): Likewise.
	(open_input_bfds): Remove --defsym symbols special case.
	* emultempl/beos.em (gld_${EMULATION_NAME}_set_symbols): Update
	call to exp_assign.
	* emultempl/pe.em (gld_${EMULATION_NAME}_set_symbols): Likewise.
	* emultempl/pep.em (gld_${EMULATION_NAME}_set_symbols): Likewise.
	* emultempl/spuelf.em (spu_place_special_section): Likewise.
	* emultempl/xtensaelf.em (ld_xtensa_insert_page_offsets):
	Likewise.
	* ld.texinfo (Assigning Values to Symbols): Add HIDDEN.
	(HIDDEN): New subsection.
This commit is contained in:
Maciej W. Rozycki
2012-08-06 22:27:52 +00:00
parent de88229846
commit eb8476a6e2
16 changed files with 102 additions and 25 deletions
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3
ld/ldexp.h
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@@ -67,6 +67,7 @@ typedef union etree_union {
node_type type;
const char *dst;
union etree_union *src;
bfd_boolean defsym;
bfd_boolean hidden;
} assign;
struct {
@@ -199,7 +200,7 @@ etree_type *exp_unop
etree_type *exp_nameop
(int, const char *);
etree_type *exp_assign
(const char *, etree_type *);
(const char *, etree_type *, bfd_boolean);
etree_type *exp_defsym
(const char *, etree_type *);
etree_type *exp_provide