include/ChangeLog

2011-07-11  Catherine Moore  <clm@codesourcery.com>

	* bfdlink.h (flag_type): New enumeration.
	(flag_info_list): New structure.
	(flag_info): New structure.

bfd/ChangeLog
2011-07-11  Catherine Moore  <clm@codesourcery.com>

	* aout-adobe.c (aout_32_bfd_lookup_section_flags): New definition.
	* aout-target.h (MY_bfd_lookup_section_flags): New definition.
	* aout-tic30.c (MY_bfd_lookup_section_flags): New definition.
        * bfd-in2.h: Regenerated.
	* bfd.c (bfd_lookup_section_flags): New definition.
	* binary.c (binary_bfd_lookup_section_flags): New definition.
	* bout.c (b_out_bfd_lookup_section_flags): New definition.
	* coff-alpha.c (_bfd_ecoff_bfd_lookup_section_flags): New definition.
	* coff-mips.c (_bfd_ecoff_bfd_lookup_section_flags): New definition.
	* coff-rs6000.c (rs6000coff_vec): Include
	bfd_generic_lookup_section_flags.
	(pmac_xcoff_vec): Likewise.
	* coffcode.h (coff_bfd_lookup_section_flags): New definition.
	* coff64-rs6000.c (rs6000coff64_vec): Include
	bfd_generic_lookup_section_flags.
	(aix5coff64_vec): Likewise.
	* ecoff.c (bfd_debug_section): Initialize flag_info field.
	* elf-bfd.h (elf_backend_lookup_section_flags_hook): Declare.
	(bfd_elf_lookup_section_flags): Declare.
	* elflink.c (bfd_elf_lookup_section_flags): New function.
	* elfxx-target.h (bfd_elfNN_bfd_lookup_section_flags): Define.
	(elf_backend_lookup_section_flags_hook): Define.
	(elf_backend_data): Add elf_backend_lookup_section_flags_hook.
	* i386msdos.c (msdos_bfd_lookup_section_flags): New define.
	* i386os9k.c (os9k_bfd_lookup_section_flags): New define.
	* ieee.c (ieee_bfd_lookup_section_flags): New define.
	* ihex.c (ihex_bfd_lookup_section_flags): New define.
	* libbfd-in.h (_bfd_nolink_bfd_lookup_section_flags): Declare.
	(bfd_generic_lookup_section_flags): Declare.
	* libbfd.h: Regenerated.
	* mach-o-target.c (bfd_mach_o_bfd_lookup_section_flags): New.
	* mmo.c (mmo_bfd_lookup_section_flags): New definition.
	* nlm-target.h (nlm_bfd_lookup_section_flags): New definition.
	* oasys.c (oasys_bfd_lookup_section_flags): New definition.
	* pef.c (bfd_pef_bfd_lookup_section_flags): New definition.
	* plugin.c (bfd_plugin_bfd_lookup_section_flags): New definition.
	* ppcboot.c (ppcboot_bfd_lookup_section_flags): New definition.
	* reloc.c (bfd_generic_lookup_section_flags): New function.
	* som.c (som_bfd_lookup_section_flags): New definition.
	* srec.c (srec_bfd_lookup_section_flags): New definition.
	* targets.c (flag_info): Declare.
	(NAME##_bfd_lookup_section_flags): Add to LINK jump table.
	(_bfd_lookup_section_flags): New.
	* tekhex.c (tekhex_bfd_lookup_section_flags): New definition.
	* versados.c (versados_bfd_lookup_section_flags): New definition.
	* vms-alpha.c (alpha_vms_bfd_lookup_section_flag): New definition.
	* xsym.c (bfd_sym_bfd_lookup_section_flags): New definition.

ld/ChangeLog
2011-07-11  Catherine Moore  <clm@codesourcery.com>

	* ld.h (section_flag_list): Add field to struct wildcard_spec.
	* ld.texinfo (INPUT_SECTION_FLAGS): Document.
	* ldgram.y (flag_info_list, flag_info): Add to union.
	(INPUT_SECTION_FLAGS): New token.
	(wildcard_spec): Initialize section_flag_list to NULL for
	each alternative.
	(sect_flag_list, sect_flags): New rules.
	(input_section_spec_no_keep): Add alternatives to recognize
	sect_flags.
	* ldlang.c (walk_wild_consider_section): Initialize
	section_flag_info field of the section struct.
	(lang_add_section): Check input section flags.
	(lang_add_wild): Initialize section_flag_list field of
	the statement struct.
	* ldlang.h (lang_input_statement_struct): Add section_flag_list field.
	(lang_wild_statement_struct): Likewise.
	* ldlex.l (INPUT_SECTION_FLAGS): New token.
	* mri.c (mri_draw_tree): Initialize section_flag_list to NULL.
	* NEWS: Announce INPUT_SECTION_FLAGS enhancement.

ld/testsuite/ChangeLog
2011-07-11 Catherine Moore  <clm@cm00re.com>

	* ld-scripts/section-flags-1.s: New.
	* ld-scripts/section-flags-1.t: New.
	* ld-scripts/section-flags-2.s: New.
	* ld-scripts/section-flags-2.t: New.
	* ld-scripts/section-flags.exp: New.

1 files changed, 90 insertions, 1 deletions

diff --git a/ld/ldgram.y b/ld/ldgram.y
index 3795ffeb8f0..36ccb5b28b7 100644
--- a/ld/ldgram.y
+++ b/ld/ldgram.y
@@ -72,6 +72,8 @@ static int error_index;
   struct wildcard_spec wildcard;
   struct wildcard_list *wildcard_list;
   struct name_list *name_list;
+  struct flag_info_list *flag_info_list;
+  struct flag_info *flag_info;
   int token;
   union etree_union *etree;
   struct phdr_info
@@ -93,6 +95,8 @@ static int error_index;
 %type <fill> fill_opt fill_exp
 %type <name_list> exclude_name_list
 %type <wildcard_list> file_NAME_list
+%type <flag_info_list> sect_flag_list
+%type <flag_info> sect_flags
 %type <name> memspec_opt casesymlist
 %type <name> memspec_at_opt
 %type <cname> wildcard_name
@@ -150,7 +154,7 @@ static int error_index;
 %token INPUT_SCRIPT INPUT_MRI_SCRIPT INPUT_DEFSYM CASE EXTERN START
 %token <name> VERS_TAG VERS_IDENTIFIER
 %token GLOBAL LOCAL VERSIONK INPUT_VERSION_SCRIPT
-%token KEEP ONLY_IF_RO ONLY_IF_RW SPECIAL
+%token KEEP ONLY_IF_RO ONLY_IF_RW SPECIAL INPUT_SECTION_FLAGS
 %token EXCLUDE_FILE
 %token CONSTANT
 %type <versyms> vers_defns
@@ -437,60 +441,121 @@ wildcard_spec:
 			  $$.name = $1;
 			  $$.sorted = none;
 			  $$.exclude_name_list = NULL;
+			  $$.section_flag_list = NULL;
 			}
 	| 	EXCLUDE_FILE '(' exclude_name_list ')' wildcard_name
 			{
 			  $$.name = $5;
 			  $$.sorted = none;
 			  $$.exclude_name_list = $3;
+			  $$.section_flag_list = NULL;
 			}
 	|	SORT_BY_NAME '(' wildcard_name ')'
 			{
 			  $$.name = $3;
 			  $$.sorted = by_name;
 			  $$.exclude_name_list = NULL;
+			  $$.section_flag_list = NULL;
 			}
 	|	SORT_BY_ALIGNMENT '(' wildcard_name ')'
 			{
 			  $$.name = $3;
 			  $$.sorted = by_alignment;
 			  $$.exclude_name_list = NULL;
+			  $$.section_flag_list = NULL;
 			}
 	|	SORT_BY_NAME '(' SORT_BY_ALIGNMENT '(' wildcard_name ')' ')'
 			{
 			  $$.name = $5;
 			  $$.sorted = by_name_alignment;
 			  $$.exclude_name_list = NULL;
+			  $$.section_flag_list = NULL;
 			}
 	|	SORT_BY_NAME '(' SORT_BY_NAME '(' wildcard_name ')' ')'
 			{
 			  $$.name = $5;
 			  $$.sorted = by_name;
 			  $$.exclude_name_list = NULL;
+			  $$.section_flag_list = NULL;
 			}
 	|	SORT_BY_ALIGNMENT '(' SORT_BY_NAME '(' wildcard_name ')' ')'
 			{
 			  $$.name = $5;
 			  $$.sorted = by_alignment_name;
 			  $$.exclude_name_list = NULL;
+			  $$.section_flag_list = NULL;
 			}
 	|	SORT_BY_ALIGNMENT '(' SORT_BY_ALIGNMENT '(' wildcard_name ')' ')'
 			{
 			  $$.name = $5;
 			  $$.sorted = by_alignment;
 			  $$.exclude_name_list = NULL;
+			  $$.section_flag_list = NULL;
 			}
 	|	SORT_BY_NAME '(' EXCLUDE_FILE '(' exclude_name_list ')' wildcard_name ')'
 			{
 			  $$.name = $7;
 			  $$.sorted = by_name;
 			  $$.exclude_name_list = $5;
+			  $$.section_flag_list = NULL;
 			}
 	|	SORT_BY_INIT_PRIORITY '(' wildcard_name ')'
 			{
 			  $$.name = $3;
 			  $$.sorted = by_init_priority;
 			  $$.exclude_name_list = NULL;
+			  $$.section_flag_list = NULL;
+			}
+	;
+
+sect_flag_list:	NAME
+			{
+			  struct flag_info_list *n;
+			  n = ((struct flag_info_list *) xmalloc (sizeof *n));
+			  if ($1[0] == '!')
+			    {
+			      n->with = without_flags;
+			      n->name = &$1[1];
+			    }
+			  else
+			    {
+			      n->with = with_flags;
+			      n->name = $1;
+			    }
+			  n->valid = FALSE;
+			  n->next = NULL;
+			  $$ = n;
+			}
+	|	sect_flag_list '&' NAME
+			{
+			  struct flag_info_list *n;
+			  n = ((struct flag_info_list *) xmalloc (sizeof *n));
+			  if ($3[0] == '!')
+			    {
+			      n->with = without_flags;
+			      n->name = &$3[1];
+			    }
+			  else
+			    {
+			      n->with = with_flags;
+			      n->name = $3;
+			    }
+			  n->valid = FALSE;
+			  n->next = $1;
+			  $$ = n;
+			}
+	;
+
+sect_flags:
+		INPUT_SECTION_FLAGS '(' sect_flag_list ')'
+			{
+			  struct flag_info *n;
+			  n = ((struct flag_info *) xmalloc (sizeof *n));
+			  n->flag_list = $3;
+			  n->flags_initialized = FALSE;
+			  n->not_with_flags = 0;
+			  n->only_with_flags = 0;
+			  $$ = n;
 			}
 	;
 
@@ -541,16 +606,40 @@ input_section_spec_no_keep:
 			  tmp.name = $1;
 			  tmp.exclude_name_list = NULL;
 			  tmp.sorted = none;
+			  tmp.section_flag_list = NULL;
+			  lang_add_wild (&tmp, NULL, ldgram_had_keep);
+			}
+	|	sect_flags NAME
+			{
+			  struct wildcard_spec tmp;
+			  tmp.name = $2;
+			  tmp.exclude_name_list = NULL;
+			  tmp.sorted = none;
+			  tmp.section_flag_list = $1;
 			  lang_add_wild (&tmp, NULL, ldgram_had_keep);
 			}
         |	'[' file_NAME_list ']'
 			{
 			  lang_add_wild (NULL, $2, ldgram_had_keep);
 			}
+        |	sect_flags '[' file_NAME_list ']'
+			{
+			  struct wildcard_spec tmp;
+			  tmp.name = NULL;
+			  tmp.exclude_name_list = NULL;
+			  tmp.sorted = none;
+			  tmp.section_flag_list = $1;
+			  lang_add_wild (NULL, $3, ldgram_had_keep);
+			}
 	|	wildcard_spec '(' file_NAME_list ')'
 			{
 			  lang_add_wild (&$1, $3, ldgram_had_keep);
 			}
+	|	sect_flags wildcard_spec '(' file_NAME_list ')'
+			{
+			  $2.section_flag_list = $1;
+			  lang_add_wild (&$2, $4, ldgram_had_keep);
+			}
 	;
 
 input_section_spec: