]> git.ipfire.org Git - thirdparty/binutils-gdb.git/blobdiff - ld/ldgram.y
Update year range in copyright notice of binutils files
[thirdparty/binutils-gdb.git] / ld / ldgram.y
index 5b68b6be5637ca7587e5d89deb8b59abe43ca82d..7704689b5bb75a302a1b2b835f2bd5a643dfefbb 100644 (file)
@@ -1,6 +1,5 @@
 /* A YACC grammar to parse a superset of the AT&T linker scripting language.
-   Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-   2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    Written by Steve Chamberlain of Cygnus Support (steve@cygnus.com).
 
    This file is part of the GNU Binutils.
@@ -30,6 +29,7 @@
 #include "sysdep.h"
 #include "bfd.h"
 #include "bfdlink.h"
+#include "ctf-api.h"
 #include "ld.h"
 #include "ldexp.h"
 #include "ldver.h"
 static enum section_type sectype;
 static lang_memory_region_type *region;
 
-FILE *saved_script_handle = NULL;
-bfd_boolean force_make_executable = FALSE;
-
-bfd_boolean ldgram_in_script = FALSE;
-bfd_boolean ldgram_had_equals = FALSE;
-bfd_boolean ldgram_had_keep = FALSE;
-char *ldgram_vers_current_lang = NULL;
+static bfd_boolean ldgram_had_keep = FALSE;
+static char *ldgram_vers_current_lang = NULL;
 
 #define ERROR_NAME_MAX 20
 static char *error_names[ERROR_NAME_MAX];
@@ -76,6 +71,8 @@ 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
@@ -96,11 +93,13 @@ static int error_index;
 %type <etree> opt_exp_without_type opt_subalign opt_align
 %type <fill> fill_opt fill_exp
 %type <name_list> exclude_name_list
-%type <wildcard_list> file_NAME_list
+%type <wildcard_list> section_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
-%type <wildcard> wildcard_spec
+%type <wildcard> section_name_spec filename_spec wildcard_maybe_exclude
 %token <bigint> INT
 %token <name> NAME LNAME
 %type <integer> length
@@ -127,30 +126,34 @@ static int error_index;
 %token END
 %left <token> '('
 %token <token> ALIGN_K BLOCK BIND QUAD SQUAD LONG SHORT BYTE
-%token SECTIONS PHDRS DATA_SEGMENT_ALIGN DATA_SEGMENT_RELRO_END DATA_SEGMENT_END
-%token SORT_BY_NAME SORT_BY_ALIGNMENT
+%token SECTIONS PHDRS INSERT_K AFTER BEFORE
+%token DATA_SEGMENT_ALIGN DATA_SEGMENT_RELRO_END DATA_SEGMENT_END
+%token SORT_BY_NAME SORT_BY_ALIGNMENT SORT_NONE
+%token SORT_BY_INIT_PRIORITY
 %token '{' '}'
 %token SIZEOF_HEADERS OUTPUT_FORMAT FORCE_COMMON_ALLOCATION OUTPUT_ARCH
-%token INHIBIT_COMMON_ALLOCATION
+%token INHIBIT_COMMON_ALLOCATION FORCE_GROUP_ALLOCATION
 %token SEGMENT_START
 %token INCLUDE
 %token MEMORY
+%token REGION_ALIAS
+%token LD_FEATURE
 %token NOLOAD DSECT COPY INFO OVERLAY
 %token DEFINED TARGET_K SEARCH_DIR MAP ENTRY
 %token <integer> NEXT
 %token SIZEOF ALIGNOF ADDR LOADADDR MAX_K MIN_K
-%token STARTUP HLL SYSLIB FLOAT NOFLOAT NOCROSSREFS
+%token STARTUP HLL SYSLIB FLOAT NOFLOAT NOCROSSREFS NOCROSSREFS_TO
 %token ORIGIN FILL
 %token LENGTH CREATE_OBJECT_SYMBOLS INPUT GROUP OUTPUT CONSTRUCTORS
-%token ALIGNMOD AT SUBALIGN PROVIDE PROVIDE_HIDDEN AS_NEEDED
-%type <token> assign_op atype attributes_opt sect_constraint
+%token ALIGNMOD AT SUBALIGN HIDDEN PROVIDE PROVIDE_HIDDEN AS_NEEDED
+%type <token> assign_op atype attributes_opt sect_constraint opt_align_with_input
 %type <name>  filename
 %token CHIP LIST SECT ABSOLUTE  LOAD NEWLINE ENDWORD ORDER NAMEWORD ASSERT_K
-%token FORMAT PUBLIC DEFSYMEND BASE ALIAS TRUNCATE REL
+%token LOG2CEIL FORMAT PUBLIC DEFSYMEND BASE ALIAS TRUNCATE REL
 %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 ALIGN_WITH_INPUT
 %token EXCLUDE_FILE
 %token CONSTANT
 %type <versyms> vers_defns
@@ -177,7 +180,7 @@ defsym_expr:
                NAME '=' exp
                {
                  ldlex_popstate();
-                 lang_add_assignment(exp_assop($3,$2,$4));
+                 lang_add_assignment (exp_defsym ($2, $4));
                }
        ;
 
@@ -197,27 +200,27 @@ mri_script_file:
 
 mri_script_lines:
                mri_script_lines mri_script_command NEWLINE
-          |
+       |
        ;
 
 mri_script_command:
                CHIP  exp
        |       CHIP  exp ',' exp
-       |       NAME    {
-                       einfo(_("%P%F: unrecognised keyword in MRI style script '%s'\n"),$1);
+       |       NAME    {
+                       einfo(_("%F%P: unrecognised keyword in MRI style script '%s'\n"),$1);
                        }
-       |       LIST    {
+       |       LIST    {
                        config.map_filename = "-";
                        }
-        |       ORDER ordernamelist
-       |       ENDWORD
-        |       PUBLIC NAME '=' exp
-                       { mri_public($2, $4); }
-        |       PUBLIC NAME ',' exp
-                       { mri_public($2, $4); }
-        |       PUBLIC NAME  exp
-                       { mri_public($2, $3); }
-       |       FORMAT NAME
+       |       ORDER ordernamelist
+       |       ENDWORD
+       |       PUBLIC NAME '=' exp
+                       { mri_public($2, $4); }
+       |       PUBLIC NAME ',' exp
+                       { mri_public($2, $4); }
+       |       PUBLIC NAME  exp
+                       { mri_public($2, $3); }
+       |       FORMAT NAME
                        { mri_format($2); }
        |       SECT NAME ',' exp
                        { mri_output_section($2, $4);}
@@ -235,13 +238,13 @@ mri_script_command:
                        { mri_alignmod($2,$4); }
        |       ABSOLUTE mri_abs_name_list
        |       LOAD     mri_load_name_list
-       |       NAMEWORD NAME
+       |       NAMEWORD NAME
                        { mri_name($2); }
        |       ALIAS NAME ',' NAME
                        { mri_alias($2,$4,0);}
        |       ALIAS NAME ',' INT
                        { mri_alias ($2, 0, (int) $4.integer); }
-       |       BASE     exp
+       |       BASE     exp
                        { mri_base($2); }
        |       TRUNCATE INT
                { mri_truncate ((unsigned int) $2.integer); }
@@ -253,13 +256,13 @@ mri_script_command:
                { ldlex_popstate (); }
        |       START NAME
                { lang_add_entry ($2, FALSE); }
-        |
+       |
        ;
 
 ordernamelist:
-             ordernamelist ',' NAME         { mri_order($3); }
-       |     ordernamelist  NAME         { mri_order($2); }
-       |
+             ordernamelist ',' NAME         { mri_order($3); }
+       |     ordernamelist  NAME         { mri_order($2); }
+       |
        ;
 
 mri_load_name_list:
@@ -269,10 +272,10 @@ mri_load_name_list:
        ;
 
 mri_abs_name_list:
-               NAME
-                       { mri_only_load($1); }
+               NAME
+                       { mri_only_load($1); }
        |       mri_abs_name_list ','  NAME
-                       { mri_only_load($3); }
+                       { mri_only_load($3); }
        ;
 
 casesymlist:
@@ -289,22 +292,22 @@ extern_name_list:
 
 extern_name_list_body:
          NAME
-                       { ldlang_add_undef ($1); }
+                       { ldlang_add_undef ($1, FALSE); }
        | extern_name_list_body NAME
-                       { ldlang_add_undef ($2); }
+                       { ldlang_add_undef ($2, FALSE); }
        | extern_name_list_body ',' NAME
-                       { ldlang_add_undef ($3); }
+                       { ldlang_add_undef ($3, FALSE); }
        ;
 
 script_file:
        { ldlex_both(); }
        ifile_list
        { ldlex_popstate(); }
-        ;
+       ;
 
 ifile_list:
        ifile_list ifile_p1
-        |
+       |
        ;
 
 
@@ -318,30 +321,32 @@ ifile_p1:
        |       floating_point_support
        |       statement_anywhere
        |       version
-        |       ';'
+              ';'
        |       TARGET_K '(' NAME ')'
                { lang_add_target($3); }
        |       SEARCH_DIR '(' filename ')'
                { ldfile_add_library_path ($3, FALSE); }
        |       OUTPUT '(' filename ')'
                { lang_add_output($3, 1); }
-        |      OUTPUT_FORMAT '(' NAME ')'
+             OUTPUT_FORMAT '(' NAME ')'
                  { lang_add_output_format ($3, (char *) NULL,
                                            (char *) NULL, 1); }
        |       OUTPUT_FORMAT '(' NAME ',' NAME ',' NAME ')'
                  { lang_add_output_format ($3, $5, $7, 1); }
-        |      OUTPUT_ARCH '(' NAME ')'
+             OUTPUT_ARCH '(' NAME ')'
                  { ldfile_set_output_arch ($3, bfd_arch_unknown); }
        |       FORCE_COMMON_ALLOCATION
                { command_line.force_common_definition = TRUE ; }
+       |       FORCE_GROUP_ALLOCATION
+               { command_line.force_group_allocation = TRUE ; }
        |       INHIBIT_COMMON_ALLOCATION
-               { command_line.inhibit_common_definition = TRUE ; }
+               { link_info.inhibit_common_definition = TRUE ; }
        |       INPUT '(' input_list ')'
        |       GROUP
                  { lang_enter_group (); }
                    '(' input_list ')'
                  { lang_leave_group (); }
-       |       MAP '(' filename ')'
+       |       MAP '(' filename ')'
                { lang_add_map($3); }
        |       INCLUDE filename
                { ldlex_script (); ldfile_open_command_file($2); }
@@ -351,40 +356,60 @@ ifile_p1:
                {
                  lang_add_nocrossref ($3);
                }
+       |       NOCROSSREFS_TO '(' nocrossref_list ')'
+               {
+                 lang_add_nocrossref_to ($3);
+               }
        |       EXTERN '(' extern_name_list ')'
+       |       INSERT_K AFTER NAME
+               { lang_add_insert ($3, 0); }
+       |       INSERT_K BEFORE NAME
+               { lang_add_insert ($3, 1); }
+       |       REGION_ALIAS '(' NAME ',' NAME ')'
+               { lang_memory_region_alias ($3, $5); }
+       |       LD_FEATURE '(' NAME ')'
+               { lang_ld_feature ($3); }
        ;
 
 input_list:
+               { ldlex_inputlist(); }
+               input_list1
+               { ldlex_popstate(); }
+
+input_list1:
                NAME
                { lang_add_input_file($1,lang_input_file_is_search_file_enum,
                                 (char *)NULL); }
-       |       input_list ',' NAME
+       |       input_list1 ',' NAME
                { lang_add_input_file($3,lang_input_file_is_search_file_enum,
                                 (char *)NULL); }
-       |       input_list NAME
+       |       input_list1 NAME
                { lang_add_input_file($2,lang_input_file_is_search_file_enum,
                                 (char *)NULL); }
        |       LNAME
                { lang_add_input_file($1,lang_input_file_is_l_enum,
                                 (char *)NULL); }
-       |       input_list ',' LNAME
+       |       input_list1 ',' LNAME
                { lang_add_input_file($3,lang_input_file_is_l_enum,
                                 (char *)NULL); }
-       |       input_list LNAME
+       |       input_list1 LNAME
                { lang_add_input_file($2,lang_input_file_is_l_enum,
                                 (char *)NULL); }
        |       AS_NEEDED '('
-                 { $<integer>$ = as_needed; as_needed = TRUE; }
-                    input_list ')'
-                 { as_needed = $<integer>3; }
-       |       input_list ',' AS_NEEDED '('
-                 { $<integer>$ = as_needed; as_needed = TRUE; }
-                    input_list ')'
-                 { as_needed = $<integer>5; }
-       |       input_list AS_NEEDED '('
-                 { $<integer>$ = as_needed; as_needed = TRUE; }
-                    input_list ')'
-                 { as_needed = $<integer>4; }
+                 { $<integer>$ = input_flags.add_DT_NEEDED_for_regular;
+                   input_flags.add_DT_NEEDED_for_regular = TRUE; }
+                    input_list1 ')'
+                 { input_flags.add_DT_NEEDED_for_regular = $<integer>3; }
+       |       input_list1 ',' AS_NEEDED '('
+                 { $<integer>$ = input_flags.add_DT_NEEDED_for_regular;
+                   input_flags.add_DT_NEEDED_for_regular = TRUE; }
+                    input_list1 ')'
+                 { input_flags.add_DT_NEEDED_for_regular = $<integer>5; }
+       |       input_list1 AS_NEEDED '('
+                 { $<integer>$ = input_flags.add_DT_NEEDED_for_regular;
+                   input_flags.add_DT_NEEDED_for_regular = TRUE; }
+                    input_list1 ')'
+                 { input_flags.add_DT_NEEDED_for_regular = $<integer>4; }
        ;
 
 sections:
@@ -423,60 +448,129 @@ wildcard_name:
                        }
        ;
 
-wildcard_spec:
+wildcard_maybe_exclude:
                wildcard_name
                        {
                          $$.name = $1;
                          $$.sorted = none;
                          $$.exclude_name_list = NULL;
+                         $$.section_flag_list = NULL;
                        }
-       |       EXCLUDE_FILE '(' exclude_name_list ')' wildcard_name
+       |       EXCLUDE_FILE '(' exclude_name_list ')' wildcard_name
                        {
                          $$.name = $5;
                          $$.sorted = none;
                          $$.exclude_name_list = $3;
+                         $$.section_flag_list = NULL;
+                       }
+       ;
+
+filename_spec:
+               wildcard_maybe_exclude
+       |       SORT_BY_NAME '(' wildcard_maybe_exclude ')'
+                       {
+                         $$ = $3;
+                         $$.sorted = by_name;
                        }
-       |       SORT_BY_NAME '(' wildcard_name ')'
+       |       SORT_NONE '(' wildcard_maybe_exclude ')'
+                       {
+                         $$ = $3;
+                         $$.sorted = by_none;
+                       }
+       ;
+
+section_name_spec:
+               wildcard_maybe_exclude
+       |       SORT_BY_NAME '(' wildcard_maybe_exclude ')'
                        {
-                         $$.name = $3;
+                         $$ = $3;
                          $$.sorted = by_name;
-                         $$.exclude_name_list = NULL;
                        }
-       |       SORT_BY_ALIGNMENT '(' wildcard_name ')'
+       |       SORT_BY_ALIGNMENT '(' wildcard_maybe_exclude ')'
                        {
-                         $$.name = $3;
+                         $$ = $3;
                          $$.sorted = by_alignment;
-                         $$.exclude_name_list = NULL;
                        }
-       |       SORT_BY_NAME '(' SORT_BY_ALIGNMENT '(' wildcard_name ')' ')'
+       |       SORT_NONE '(' wildcard_maybe_exclude ')'
                        {
-                         $$.name = $5;
+                         $$ = $3;
+                         $$.sorted = by_none;
+                       }
+       |       SORT_BY_NAME '(' SORT_BY_ALIGNMENT '(' wildcard_maybe_exclude ')' ')'
+                       {
+                         $$ = $5;
                          $$.sorted = by_name_alignment;
-                         $$.exclude_name_list = NULL;
                        }
-       |       SORT_BY_NAME '(' SORT_BY_NAME '(' wildcard_name ')' ')'
+       |       SORT_BY_NAME '(' SORT_BY_NAME '(' wildcard_maybe_exclude ')' ')'
                        {
-                         $$.name = $5;
+                         $$ = $5;
                          $$.sorted = by_name;
-                         $$.exclude_name_list = NULL;
                        }
-       |       SORT_BY_ALIGNMENT '(' SORT_BY_NAME '(' wildcard_name ')' ')'
+       |       SORT_BY_ALIGNMENT '(' SORT_BY_NAME '(' wildcard_maybe_exclude ')' ')'
                        {
-                         $$.name = $5;
+                         $$ = $5;
                          $$.sorted = by_alignment_name;
-                         $$.exclude_name_list = NULL;
                        }
-       |       SORT_BY_ALIGNMENT '(' SORT_BY_ALIGNMENT '(' wildcard_name ')' ')'
+       |       SORT_BY_ALIGNMENT '(' SORT_BY_ALIGNMENT '(' wildcard_maybe_exclude ')' ')'
                        {
-                         $$.name = $5;
+                         $$ = $5;
                          $$.sorted = by_alignment;
-                         $$.exclude_name_list = NULL;
                        }
-       |       SORT_BY_NAME '(' EXCLUDE_FILE '(' exclude_name_list ')' wildcard_name ')'
+       |       SORT_BY_INIT_PRIORITY '(' wildcard_maybe_exclude ')'
                        {
-                         $$.name = $7;
-                         $$.sorted = by_name;
-                         $$.exclude_name_list = $5;
+                         $$ = $3;
+                         $$.sorted = by_init_priority;
+                       }
+       ;
+
+sect_flag_list:        NAME
+                       {
+                         struct flag_info_list *n;
+                         n = ((struct flag_info_list *) xmalloc (sizeof *n));
+                         if ($1[0] == '!')
+                           {
+                             n->with = without_flags;
+                             n->name = &$1[1];
+                           }
+                         else
+                           {
+                             n->with = with_flags;
+                             n->name = $1;
+                           }
+                         n->valid = FALSE;
+                         n->next = NULL;
+                         $$ = 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;
                        }
        ;
 
@@ -500,8 +594,8 @@ exclude_name_list:
                        }
        ;
 
-file_NAME_list:
-               file_NAME_list opt_comma wildcard_spec
+section_name_list:
+               section_name_list opt_comma section_name_spec
                        {
                          struct wildcard_list *tmp;
                          tmp = (struct wildcard_list *) xmalloc (sizeof *tmp);
@@ -510,7 +604,7 @@ file_NAME_list:
                          $$ = tmp;
                        }
        |
-               wildcard_spec
+               section_name_spec
                        {
                          struct wildcard_list *tmp;
                          tmp = (struct wildcard_list *) xmalloc (sizeof *tmp);
@@ -527,16 +621,40 @@ 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 ']'
+       |       '[' section_name_list ']'
                        {
                          lang_add_wild (NULL, $2, ldgram_had_keep);
                        }
-       |       wildcard_spec '(' file_NAME_list ')'
+       |       sect_flags '[' section_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 (&tmp, $3, ldgram_had_keep);
+                       }
+       |       filename_spec '(' section_name_list ')'
                        {
                          lang_add_wild (&$1, $3, ldgram_had_keep);
                        }
+       |       sect_flags filename_spec '(' section_name_list ')'
+                       {
+                         $2.section_flag_list = $1;
+                         lang_add_wild (&$2, $4, ldgram_had_keep);
+                       }
        ;
 
 input_section_spec:
@@ -548,13 +666,13 @@ input_section_spec:
        ;
 
 statement:
-               assignment end
+               assignment end
        |       CREATE_OBJECT_SYMBOLS
                {
-               lang_add_attribute(lang_object_symbols_statement_enum);
-               }
-        |      ';'
-        |      CONSTRUCTORS
+               lang_add_attribute(lang_object_symbols_statement_enum);
+               }
+             ';'
+             CONSTRUCTORS
                {
 
                  lang_add_attribute(lang_constructors_statement_enum);
@@ -565,23 +683,27 @@ statement:
                  lang_add_attribute (lang_constructors_statement_enum);
                }
        | input_section_spec
-        | length '(' mustbe_exp ')'
-                       {
-                         lang_add_data ((int) $1, $3);
-                       }
+       | length '(' mustbe_exp ')'
+               {
+                 lang_add_data ((int) $1, $3);
+               }
 
        | FILL '(' fill_exp ')'
-                       {
-                         lang_add_fill ($3);
-                       }
+               {
+                 lang_add_fill ($3);
+               }
        | ASSERT_K  {ldlex_expression ();} '(' exp ',' NAME ')' end
                        { ldlex_popstate ();
                          lang_add_assignment (exp_assert ($4, $6)); }
+       | INCLUDE filename
+               { ldlex_script (); ldfile_open_command_file($2); }
+               statement_list_opt END
+               { ldlex_popstate (); }
        ;
 
 statement_list:
                statement_list statement
-       |       statement
+       |       statement
        ;
 
 statement_list_opt:
@@ -596,7 +718,7 @@ length:
                        { $$ = $1; }
        |       LONG
                        { $$ = $1; }
-       |       SHORT
+       |       SHORT
                        { $$ = $1; }
        |       BYTE
                        { $$ = $1; }
@@ -612,7 +734,7 @@ fill_exp:
 fill_opt:
          '=' fill_exp
                { $$ = $2; }
-       |       { $$ = (fill_type *) 0; }
+       |       { $$ = (fill_type *) 0; }
        ;
 
 assign_op:
@@ -620,17 +742,17 @@ assign_op:
                        { $$ = '+'; }
        |       MINUSEQ
                        { $$ = '-'; }
-       |       MULTEQ
+       |       MULTEQ
                        { $$ = '*'; }
-       |       DIVEQ
+       |       DIVEQ
                        { $$ = '/'; }
-       |       LSHIFTEQ
+       |       LSHIFTEQ
                        { $$ = LSHIFT; }
-       |       RSHIFTEQ
+       |       RSHIFTEQ
                        { $$ = RSHIFT; }
-       |       ANDEQ
+       |       ANDEQ
                        { $$ = '&'; }
-       |       OREQ
+       |       OREQ
                        { $$ = '|'; }
 
        ;
@@ -642,15 +764,19 @@ end:      ';' | ','
 assignment:
                NAME '=' mustbe_exp
                {
-                 lang_add_assignment (exp_assop ($2, $1, $3));
+                 lang_add_assignment (exp_assign ($1, $3, FALSE));
                }
        |       NAME assign_op mustbe_exp
                {
-                 lang_add_assignment (exp_assop ('=', $1,
-                                                 exp_binop ($2,
-                                                            exp_nameop (NAME,
-                                                                        $1),
-                                                            $3)));
+                 lang_add_assignment (exp_assign ($1,
+                                                  exp_binop ($2,
+                                                             exp_nameop (NAME,
+                                                                         $1),
+                                                             $3), FALSE));
+               }
+       |       HIDDEN '(' NAME '=' mustbe_exp ')'
+               {
+                 lang_add_assignment (exp_assign ($3, $5, TRUE));
                }
        |       PROVIDE '(' NAME '=' mustbe_exp ')'
                {
@@ -668,35 +794,39 @@ opt_comma:
 
 
 memory:
-               MEMORY '{' memory_spec memory_spec_list '}'
+               MEMORY '{' memory_spec_list_opt '}'
        ;
 
+memory_spec_list_opt: memory_spec_list | ;
+
 memory_spec_list:
-               memory_spec_list memory_spec
-       |       memory_spec_list ',' memory_spec
-       |
+               memory_spec_list opt_comma memory_spec
+       |       memory_spec
        ;
 
 
-memory_spec:   NAME
+memory_spec:   NAME
                { region = lang_memory_region_lookup ($1, TRUE); }
                attributes_opt ':'
                origin_spec opt_comma length_spec
                {}
+       |       INCLUDE filename
+               { ldlex_script (); ldfile_open_command_file($2); }
+               memory_spec_list_opt END
+               { ldlex_popstate (); }
        ;
 
 origin_spec:
        ORIGIN '=' mustbe_exp
                {
-                 region->origin = exp_get_vma ($3, 0, "origin");
-                 region->current = region->origin;
+                 region->origin_exp = $3;
                }
        ;
 
 length_spec:
-             LENGTH '=' mustbe_exp
+            LENGTH '=' mustbe_exp
                {
-                 region->length = exp_get_vma ($3, -1, "length");
+                 region->length_exp = $3;
                }
        ;
 
@@ -816,7 +946,7 @@ exp :
                        { $$ = exp_binop (NE , $1, $3); }
        |       exp LE exp
                        { $$ = exp_binop (LE , $1, $3); }
-       |       exp GE exp
+       |       exp GE exp
                        { $$ = exp_binop (GE , $1, $3); }
        |       exp '<' exp
                        { $$ = exp_binop ('<' , $1, $3); }
@@ -838,7 +968,7 @@ exp :
                        { $$ = exp_nameop (DEFINED, $3); }
        |       INT
                        { $$ = exp_bigintop ($1.integer, $1.str); }
-        |      SIZEOF_HEADERS
+             SIZEOF_HEADERS
                        { $$ = exp_nameop (SIZEOF_HEADERS,0); }
 
        |       ALIGNOF '(' NAME ')'
@@ -863,8 +993,8 @@ exp :
                        { $$ = exp_binop (DATA_SEGMENT_RELRO_END, $5, $3); }
        |       DATA_SEGMENT_END '(' exp ')'
                        { $$ = exp_unop (DATA_SEGMENT_END, $3); }
-        |       SEGMENT_START '(' NAME ',' exp ')'
-                        { /* The operands to the expression node are
+       |       SEGMENT_START '(' NAME ',' exp ')'
+                       { /* The operands to the expression node are
                             placed in the opposite order from the way
                             in which they appear in the script as
                             that allows us to reuse more code in
@@ -886,13 +1016,15 @@ exp      :
                        { $$ = exp_nameop (ORIGIN, $3); }
        |       LENGTH '(' NAME ')'
                        { $$ = exp_nameop (LENGTH, $3); }
+       |       LOG2CEIL '(' exp ')'
+                       { $$ = exp_unop (LOG2CEIL, $3); }
        ;
 
 
 memspec_at_opt:
-                AT '>' NAME { $$ = $3; }
-        |       { $$ = 0; }
-        ;
+               AT '>' NAME { $$ = $3; }
+       |       { $$ = 0; }
+       ;
 
 opt_at:
                AT '(' exp ')' { $$ = $3; }
@@ -904,6 +1036,11 @@ opt_align:
        |       { $$ = 0; }
        ;
 
+opt_align_with_input:
+               ALIGN_WITH_INPUT { $$ = ALIGN_WITH_INPUT; }
+       |       { $$ = 0; }
+       ;
+
 opt_subalign:
                SUBALIGN '(' exp ')' { $$ = $3; }
        |       { $$ = 0; }
@@ -916,24 +1053,25 @@ sect_constraint:
        |       { $$ = 0; }
        ;
 
-section:       NAME            { ldlex_expression(); }
+section:       NAME            { ldlex_expression(); }
                opt_exp_with_type
                opt_at
                opt_align
+               opt_align_with_input
                opt_subalign    { ldlex_popstate (); ldlex_script (); }
                sect_constraint
                '{'
                        {
                          lang_enter_output_section_statement($1, $3,
                                                              sectype,
-                                                             $5, $6, $4, $8);
+                                                             $5, $7, $4, $9, $6);
                        }
                statement_list_opt
-               '}' { ldlex_popstate (); ldlex_expression (); }
+               '}' { ldlex_popstate (); ldlex_expression (); }
                memspec_opt memspec_at_opt phdr_opt fill_opt
                {
                  ldlex_popstate ();
-                 lang_leave_output_section_statement ($17, $14, $16, $15);
+                 lang_leave_output_section_statement ($18, $15, $17, $16);
                }
                opt_comma
                {}
@@ -963,9 +1101,13 @@ section:  NAME            { ldlex_expression(); }
                opt_exp_with_type
                {
                  ldlex_popstate ();
-                 lang_add_assignment (exp_assop ('=', ".", $3));
+                 lang_add_assignment (exp_assign (".", $3, FALSE));
                }
                '{' sec_or_group_p1 '}'
+       |       INCLUDE filename
+               { ldlex_script (); ldfile_open_command_file($2); }
+               sec_or_group_p1 END
+               { ldlex_popstate (); }
        ;
 
 type:
@@ -977,9 +1119,9 @@ type:
        ;
 
 atype:
-               '(' type ')'
-       |       /* EMPTY */ { sectype = normal_section; }
-       |       '(' ')' { sectype = normal_section; }
+               '(' type ')'
+       |       /* EMPTY */ { sectype = normal_section; }
+       |       '(' ')' { sectype = normal_section; }
        ;
 
 opt_exp_with_type:
@@ -1102,8 +1244,8 @@ phdr_type:
                          else
                            {
                              einfo (_("\
-%X%P:%S: unknown phdr type `%s' (try integer literal)\n"),
-                                    s);
+%X%P:%pS: unknown phdr type `%s' (try integer literal)\n"),
+                                    NULL, s);
                              $$ = exp_intop (0);
                            }
                        }
@@ -1126,7 +1268,8 @@ phdr_qualifiers:
                  else if (strcmp ($1, "FLAGS") == 0 && $2 != NULL)
                    $$.flags = $2;
                  else
-                   einfo (_("%X%P:%S: PHDRS syntax error at `%s'\n"), $1);
+                   einfo (_("%X%P:%pS: PHDRS syntax error at `%s'\n"),
+                          NULL, $1);
                }
        |       AT '(' exp ')' phdr_qualifiers
                {
@@ -1170,7 +1313,7 @@ dynamic_list_node:
 dynamic_list_tag:
                vers_defns ';'
                {
-                 lang_append_dynamic_list ($1);
+                 lang_append_dynamic_list (current_dynamic_list_p, $1);
                }
        ;
 
@@ -1259,7 +1402,7 @@ vers_defns:
                {
                  $$ = lang_new_vers_pattern (NULL, $1, ldgram_vers_current_lang, FALSE);
                }
-        |       NAME
+       |       NAME
                {
                  $$ = lang_new_vers_pattern (NULL, $1, ldgram_vers_current_lang, TRUE);
                }
@@ -1332,9 +1475,9 @@ yyerror(arg)
 {
   if (ldfile_assumed_script)
     einfo (_("%P:%s: file format not recognized; treating as linker script\n"),
-          ldfile_input_filename);
+          ldlex_filename ());
   if (error_index > 0 && error_index < ERROR_NAME_MAX)
-     einfo ("%P%F:%S: %s in %s\n", arg, error_names[error_index-1]);
+    einfo ("%F%P:%pS: %s in %s\n", NULL, arg, error_names[error_index - 1]);
   else
-     einfo ("%P%F:%S: %s\n", arg);
+    einfo ("%F%P:%pS: %s\n", NULL, arg);
 }