-/* Copyright (C) 1991 Free Software Foundation, Inc.
-
+/* Linker command language support.
+ Copyright 1991, 1992, 1993 Free Software Foundation, Inc.
+
This file is part of GLD, the Gnu Linker.
GLD is free software; you can redistribute it and/or modify
along with GLD; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-/* $Id$
- *
-*/
-
-
-
-#include "sysdep.h"
#include "bfd.h"
+#include "sysdep.h"
#include "ld.h"
#include "ldmain.h"
#include "ldsym.h"
#include "ldgram.h"
-
+#include "ldwarn.h"
#include "ldlang.h"
#include "ldexp.h"
#include "ldemul.h"
#include "ldlex.h"
#include "ldmisc.h"
+#include "ldindr.h"
+#include "ldctor.h"
+
/* FORWARDS */
-PROTO(static void, print_statements,(void));
-PROTO(static void, print_statement,(lang_statement_union_type *,
- lang_output_section_statement_type *));
+static void print_statements PARAMS ((void));
+static void print_statement PARAMS ((lang_statement_union_type *,
+ lang_output_section_statement_type *));
+static lang_statement_union_type *new_statement PARAMS ((enum statement_enum,
+ size_t,
+ lang_statement_list_type*));
/* LOCALS */
-static CONST char *startup_file;
+static struct obstack stat_obstack;
+
+#define obstack_chunk_alloc ldmalloc
+#define obstack_chunk_free free
+static CONST char *startup_file;
static lang_statement_list_type input_file_chain;
+
+/* Points to the last statement in the .data section, so we can add
+ stuff to the data section without pain */
+static lang_statement_list_type end_of_data_section_statement_list;
+
+/* List of statements needed to handle constructors */
+extern lang_statement_list_type constructor_list;
+
static boolean placed_commons = false;
static lang_output_section_statement_type *default_common_section;
static boolean map_option_f;
static CONST char *current_target;
static CONST char *output_target;
static size_t longest_section_name = 8;
-static asection common_section;
static section_userdata_type common_section_userdata;
static lang_statement_list_type statement_list;
-/* EXPORTS */
+/* EXPORTS */
+boolean relaxing;
+lang_output_section_statement_type *abs_output_section;
lang_statement_list_type *stat_ptr = &statement_list;
lang_input_statement_type *script_file = 0;
-boolean option_longmap = false;
-lang_statement_list_type file_chain = {0};
+lang_statement_list_type file_chain =
+{0};
CONST char *entry_symbol = 0;
bfd_size_type largest_section = 0;
boolean lang_has_input_file = false;
lang_output_section_statement_type *create_object_symbols = 0;
boolean had_output_filename = false;
boolean lang_float_flag = false;
+boolean delete_output_file_on_failure = false;
+
/* IMPORTS */
-extern char *default_target;
+extern char *default_target;
-extern unsigned int undefined_global_sym_count;
extern char *current_file;
extern bfd *output_bfd;
extern enum bfd_architecture ldfile_output_architecture;
extern unsigned int commons_pending;
extern args_type command_line;
extern ld_config_type config;
-extern boolean had_script;
extern boolean write_map;
+extern int g_switch_value;
+
+
+etree_type *base; /* Relocation base - or null */
#ifdef __STDC__
#define outside_symbol_address(q) ((q)->value + outside_section_address(q->section))
-static void
-DEFUN(print_size,(value),
- size_t value)
+void lang_add_data PARAMS ((int type, union etree_union * exp));
+
+PTR
+stat_alloc (size)
+ size_t size;
+{
+ return obstack_alloc (&stat_obstack, size);
+}
+static void
+print_size (value)
+ size_t value;
{
- printf("%5x", (unsigned)value);
+ fprintf (config.map_file, "%5x", (unsigned) value);
}
-static void
-DEFUN(print_alignment,(value),
- unsigned int value)
+static void
+print_alignment (value)
+ unsigned int value;
{
- printf("2**%1u",value);
+ fprintf (config.map_file, "2**%1u", value);
}
-static void
-DEFUN(print_fill,(value),
- fill_type value)
+static void
+DEFUN (print_fill, (value),
+ fill_type value)
{
- printf("%04x",(unsigned)value);
+ fprintf (config.map_file, "%04x", (unsigned) value);
}
-static void
-DEFUN(print_section,(name),
- CONST char *CONST name)
+static void
+print_section (name)
+ CONST char *CONST name;
{
- printf("%*s", -longest_section_name, name);
+ fprintf (config.map_file, "%*s", -longest_section_name, name);
}
/*----------------------------------------------------------------------
function for each node
*/
-static void
-DEFUN(lang_for_each_statement_worker,(func, s),
- void (*func)() AND
- lang_statement_union_type *s)
+static void
+lang_for_each_statement_worker (func, s)
+ void (*func) ();
+ lang_statement_union_type *s;
{
- for (; s != (lang_statement_union_type *)NULL ; s = s->next)
- {
- func(s);
+ for (; s != (lang_statement_union_type *) NULL; s = s->next)
+ {
+ func (s);
- switch (s->header.type) {
+ switch (s->header.type)
+ {
+ case lang_constructors_statement_enum:
+ lang_for_each_statement_worker (func, constructor_list.head);
+ break;
case lang_output_section_statement_enum:
lang_for_each_statement_worker
- (func,
+ (func,
s->output_section_statement.children.head);
break;
case lang_wild_statement_enum:
lang_for_each_statement_worker
- (func,
+ (func,
s->wild_statement.children.head);
break;
case lang_data_statement_enum:
case lang_target_statement_enum:
case lang_input_section_enum:
case lang_input_statement_enum:
- case lang_fill_statement_enum:
case lang_assignment_statement_enum:
case lang_padding_statement_enum:
case lang_address_statement_enum:
break;
default:
- FAIL();
+ FAIL ();
break;
}
- }
+ }
}
void
-DEFUN(lang_for_each_statement,(func),
- void (*func)())
+lang_for_each_statement (func)
+ void (*func) ();
{
- lang_for_each_statement_worker(func,
- statement_list.head);
+ lang_for_each_statement_worker (func,
+ statement_list.head);
}
+
/*----------------------------------------------------------------------*/
-static void
-DEFUN(lang_list_init,(list),
- lang_statement_list_type *list)
+void
+lang_list_init (list)
+ lang_statement_list_type *list;
{
-list->head = (lang_statement_union_type *)NULL;
-list->tail = &list->head;
+ list->head = (lang_statement_union_type *) NULL;
+ list->tail = &list->head;
}
-
/*----------------------------------------------------------------------
-
+
build a new statement node for the parse tree
*/
static
-lang_statement_union_type*
-DEFUN(new_statement,(type, size, list),
- enum statement_enum type AND
- bfd_size_type size AND
- lang_statement_list_type *list)
+lang_statement_union_type *
+new_statement (type, size, list)
+ enum statement_enum type;
+ size_t size;
+ lang_statement_list_type * list;
{
lang_statement_union_type *new = (lang_statement_union_type *)
- ldmalloc(size);
+ stat_alloc (size);
+
new->header.type = type;
- new->header.next = (lang_statement_union_type *)NULL;
- lang_statement_append(list, new, &new->header.next);
+ new->header.next = (lang_statement_union_type *) NULL;
+ lang_statement_append (list, new, &new->header.next);
return new;
}
*/
static lang_input_statement_type *
-DEFUN(new_afile, (name, file_type, target),
- CONST char *CONST name AND
- CONST lang_input_file_enum_type file_type AND
- CONST char *CONST target)
+new_afile (name, file_type, target)
+ CONST char *CONST name;
+ CONST lang_input_file_enum_type file_type;
+ CONST char *CONST target;
{
- lang_input_statement_type *p = new_stat(lang_input_statement,
- stat_ptr);
+
+ lang_input_statement_type *p = new_stat (lang_input_statement,
+ stat_ptr);
+
lang_has_input_file = true;
p->target = target;
- switch (file_type) {
- case lang_input_file_is_symbols_only_enum:
- p->filename = name;
- p->is_archive =false;
- p->real = true;
- p->local_sym_name= name;
- p->just_syms_flag = true;
- p->search_dirs_flag = false;
- break;
- case lang_input_file_is_fake_enum:
- p->filename = name;
- p->is_archive =false;
- p->real = false;
- p->local_sym_name= name;
- p->just_syms_flag = false;
- p->search_dirs_flag =false;
- break;
- case lang_input_file_is_l_enum:
- p->is_archive = true;
- p->filename = name;
- p->real = true;
- p->local_sym_name = concat("-l",name,"");
- p->just_syms_flag = false;
- p->search_dirs_flag = true;
- break;
- case lang_input_file_is_search_file_enum:
- case lang_input_file_is_marker_enum:
- p->filename = name;
- p->is_archive =false;
- p->real = true;
- p->local_sym_name= name;
- p->just_syms_flag = false;
- p->search_dirs_flag =true;
- break;
- case lang_input_file_is_file_enum:
- p->filename = name;
- p->is_archive =false;
- p->real = true;
- p->local_sym_name= name;
- p->just_syms_flag = false;
- p->search_dirs_flag =false;
- break;
- default:
- FAIL();
- }
- p->asymbols = (asymbol **)NULL;
- p->superfile = (lang_input_statement_type *)NULL;
- p->next_real_file = (lang_statement_union_type*)NULL;
- p->next = (lang_statement_union_type*)NULL;
+ p->complained = false;
+ switch (file_type)
+ {
+ case lang_input_file_is_symbols_only_enum:
+ p->filename = name;
+ p->is_archive = false;
+ p->real = true;
+ p->local_sym_name = name;
+ p->just_syms_flag = true;
+ p->search_dirs_flag = false;
+ break;
+ case lang_input_file_is_fake_enum:
+ p->filename = name;
+ p->is_archive = false;
+ p->real = false;
+ p->local_sym_name = name;
+ p->just_syms_flag = false;
+ p->search_dirs_flag = false;
+ break;
+ case lang_input_file_is_l_enum:
+ p->is_archive = true;
+ p->filename = name;
+ p->real = true;
+ p->local_sym_name = concat ("-l", name, "");
+ p->just_syms_flag = false;
+ p->search_dirs_flag = true;
+ break;
+ case lang_input_file_is_search_file_enum:
+ case lang_input_file_is_marker_enum:
+ p->filename = name;
+ p->is_archive = false;
+ p->real = true;
+ p->local_sym_name = name;
+ p->just_syms_flag = false;
+ p->search_dirs_flag = true;
+ break;
+ case lang_input_file_is_file_enum:
+ p->filename = name;
+ p->is_archive = false;
+ p->real = true;
+ p->local_sym_name = name;
+ p->just_syms_flag = false;
+ p->search_dirs_flag = false;
+ break;
+ default:
+ FAIL ();
+ }
+ p->asymbols = (asymbol **) NULL;
+ p->superfile = (lang_input_statement_type *) NULL;
+ p->next_real_file = (lang_statement_union_type *) NULL;
+ p->next = (lang_statement_union_type *) NULL;
p->symbol_count = 0;
- p->common_output_section = (asection *)NULL;
- lang_statement_append(&input_file_chain,
- (lang_statement_union_type *)p,
- &p->next_real_file);
+ p->common_output_section = (asection *) NULL;
+ lang_statement_append (&input_file_chain,
+ (lang_statement_union_type *) p,
+ &p->next_real_file);
return p;
}
-
-
lang_input_statement_type *
-DEFUN(lang_add_input_file,(name, file_type, target),
- char *name AND
- lang_input_file_enum_type file_type AND
- char *target)
+lang_add_input_file (name, file_type, target)
+ CONST char *name;
+ lang_input_file_enum_type file_type;
+ CONST char *target;
{
/* Look it up or build a new one */
lang_has_input_file = true;
+
#if 0
lang_input_statement_type *p;
- for (p = (lang_input_statement_type *)input_file_chain.head;
- p != (lang_input_statement_type *)NULL;
- p = (lang_input_statement_type *)(p->next_real_file))
- {
- /* Sometimes we have incomplete entries in here */
- if (p->filename != (char *)NULL) {
- if(strcmp(name,p->filename) == 0) return p;
+ for (p = (lang_input_statement_type *) input_file_chain.head;
+ p != (lang_input_statement_type *) NULL;
+ p = (lang_input_statement_type *) (p->next_real_file))
+ {
+ /* Sometimes we have incomplete entries in here */
+ if (p->filename != (char *) NULL)
+ {
+ if (strcmp (name, p->filename) == 0)
+ return p;
}
-
- }
+
+ }
#endif
- return new_afile(name, file_type, target);
+ return new_afile (name, file_type, target);
}
+void
+lang_add_keepsyms_file (filename)
+ CONST char *filename;
+{
+ extern strip_symbols_type strip_symbols;
+ if (keepsyms_file != 0)
+ info_msg ("%X%P: error: duplicated keep-symbols-file value\n");
+ keepsyms_file = filename;
+ if (strip_symbols != STRIP_NONE)
+ info_msg ("%P: `-keep-only-symbols-file' overrides `-s' and `-S'\n");
+ strip_symbols = STRIP_SOME;
+}
/* Build enough state so that the parser can build its tree */
void
-DEFUN_VOID(lang_init)
+lang_init ()
{
+ obstack_begin (&stat_obstack, 1000);
+
+ stat_ptr = &statement_list;
- stat_ptr= &statement_list;
- lang_list_init(stat_ptr);
+ lang_list_init (stat_ptr);
- lang_list_init(&input_file_chain);
- lang_list_init(&lang_output_section_statement);
- lang_list_init(&file_chain);
- first_file = lang_add_input_file((char *)NULL,
- lang_input_file_is_marker_enum,
- (char *)NULL);
-}
+ lang_list_init (&input_file_chain);
+ lang_list_init (&lang_output_section_statement);
+ lang_list_init (&file_chain);
+ first_file = lang_add_input_file ((char *) NULL,
+ lang_input_file_is_marker_enum,
+ (char *) NULL);
+ abs_output_section = lang_output_section_statement_lookup (BFD_ABS_SECTION_NAME);
+ abs_output_section->bfd_section = &bfd_abs_section;
+
+}
/*----------------------------------------------------------------------
- A region is an area of memory declared with the
- MEMORY { name:org=exp, len=exp ... }
- syntax.
+ A region is an area of memory declared with the
+ MEMORY { name:org=exp, len=exp ... }
+ syntax.
We maintain a list of all the regions here
static lang_memory_region_type **lang_memory_region_list_tail = &lang_memory_region_list;
lang_memory_region_type *
-DEFUN(lang_memory_region_lookup,(name),
- CONST char *CONST name)
+lang_memory_region_lookup (name)
+ CONST char *CONST name;
{
- lang_memory_region_type *p = lang_memory_region_list;
+ lang_memory_region_type *p = lang_memory_region_list;
+
for (p = lang_memory_region_list;
- p != ( lang_memory_region_type *)NULL;
- p = p->next) {
- if (strcmp(p->name, name) == 0) {
- return p;
- }
- }
- if (strcmp(name,"*default*")==0) {
- /* This is the default region, dig out first one on the list */
- if (lang_memory_region_list != (lang_memory_region_type*)NULL){
- return lang_memory_region_list;
+ p != (lang_memory_region_type *) NULL;
+ p = p->next)
+ {
+ if (strcmp (p->name, name) == 0)
+ {
+ return p;
+ }
}
- }
+ if (strcmp (name, "*default*") == 0)
{
- lang_memory_region_type *new =
- (lang_memory_region_type *)ldmalloc((bfd_size_type)(sizeof(lang_memory_region_type)));
- new->name = buystring(name);
- new->next = (lang_memory_region_type *)NULL;
-
- *lang_memory_region_list_tail = new;
- lang_memory_region_list_tail = &new->next;
- new->origin = 0;
- new->length = ~0;
- new->current = 0;
- return new;
+ /* This is the default region, dig out first one on the list */
+ if (lang_memory_region_list != (lang_memory_region_type *) NULL)
+ {
+ return lang_memory_region_list;
+ }
}
+ {
+ lang_memory_region_type *new =
+ (lang_memory_region_type *) stat_alloc ((bfd_size_type) (sizeof (lang_memory_region_type)));
+
+ new->name = buystring (name);
+ new->next = (lang_memory_region_type *) NULL;
+
+ *lang_memory_region_list_tail = new;
+ lang_memory_region_list_tail = &new->next;
+ new->origin = 0;
+ new->length = ~(bfd_size_type)0;
+ new->current = 0;
+ new->had_full_message = false;
+
+ return new;
+ }
}
lang_output_section_statement_type *
-DEFUN(lang_output_section_find,(name),
- CONST char * CONST name)
+lang_output_section_find (name)
+ CONST char *CONST name;
{
lang_statement_union_type *u;
lang_output_section_statement_type *lookup;
for (u = lang_output_section_statement.head;
- u != (lang_statement_union_type *)NULL;
+ u != (lang_statement_union_type *) NULL;
u = lookup->next)
- {
- lookup = &u->output_section_statement;
- if (strcmp(name, lookup->name)==0) {
+ {
+ lookup = &u->output_section_statement;
+ if (strcmp (name, lookup->name) == 0)
+ {
return lookup;
}
- }
- return (lang_output_section_statement_type *)NULL;
+ }
+ return (lang_output_section_statement_type *) NULL;
}
lang_output_section_statement_type *
-DEFUN(lang_output_section_statement_lookup,(name),
- CONST char * CONST name)
+lang_output_section_statement_lookup (name)
+ CONST char *CONST name;
{
lang_output_section_statement_type *lookup;
- lookup =lang_output_section_find(name);
- if (lookup == (lang_output_section_statement_type *)NULL) {
-
- lookup =(lang_output_section_statement_type *)
- new_stat(lang_output_section_statement, stat_ptr);
- lookup->region = (lang_memory_region_type *)NULL;
- lookup->fill = 0;
- lookup->block_value = 1;
- lookup->name = name;
-
- lookup->next = (lang_statement_union_type*)NULL;
- lookup->bfd_section = (asection *)NULL;
- lookup->processed = false;
- lookup->addr_tree = (etree_type *)NULL;
- lang_list_init(&lookup->children);
-
- lang_statement_append(&lang_output_section_statement,
- (lang_statement_union_type *)lookup,
- &lookup->next);
- }
- return lookup;
-}
-
-
+ lookup = lang_output_section_find (name);
+ if (lookup == (lang_output_section_statement_type *) NULL)
+ {
+ lookup = (lang_output_section_statement_type *)
+ new_stat (lang_output_section_statement, stat_ptr);
+ lookup->region = (lang_memory_region_type *) NULL;
+ lookup->fill = 0;
+ lookup->block_value = 1;
+ lookup->name = name;
+
+ lookup->next = (lang_statement_union_type *) NULL;
+ lookup->bfd_section = (asection *) NULL;
+ lookup->processed = false;
+ lookup->loadable = 1;
+ lookup->addr_tree = (etree_type *) NULL;
+ lang_list_init (&lookup->children);
+
+ lookup->memspec = (CONST char *) NULL;
+ lookup->flags = 0;
+ lookup->subsection_alignment = -1;
+ lookup->section_alignment = -1;
+ lookup->load_base = (union etree_union *) NULL;
+
+ lang_statement_append (&lang_output_section_statement,
+ (lang_statement_union_type *) lookup,
+ &lookup->next);
+ }
+ return lookup;
+}
+/*ARGSUSED*/
static void
-DEFUN(print_flags, (outfile, ignore_flags),
- FILE *outfile AND
- int *ignore_flags)
+print_flags (ignore_flags)
+ int *ignore_flags;
{
- fprintf(outfile,"(");
+ fprintf (config.map_file, "(");
#if 0
- if (flags->flag_read) fprintf(outfile,"R");
- if (flags->flag_write) fprintf(outfile,"W");
- if (flags->flag_executable) fprintf(outfile,"X");
- if (flags->flag_loadable) fprintf(outfile,"L");
+ if (flags->flag_read)
+ fprintf (outfile, "R");
+ if (flags->flag_write)
+ fprintf (outfile, "W");
+ if (flags->flag_executable)
+ fprintf (outfile, "X");
+ if (flags->flag_loadable)
+ fprintf (outfile, "L");
#endif
- fprintf(outfile,")");
+ fprintf (config.map_file, ")");
}
void
-DEFUN(lang_map,(outfile),
- FILE *outfile)
+lang_map ()
{
lang_memory_region_type *m;
- fprintf(outfile,"**MEMORY CONFIGURATION**\n\n");
+
+ fprintf (config.map_file, "**MEMORY CONFIGURATION**\n\n");
#ifdef HOST_64_BIT
- fprintf(outfile,"name\t\torigin\t\tlength\t\tattributes\n");
+ fprintf (config.map_file, "name\t\torigin\t\tlength\t\tattributes\n");
#else
- fprintf(outfile,"name\t\torigin length\t\tattributes\n");
+ fprintf (config.map_file,
+ "name\t\torigin length r_size c_size is attributes\n");
+
#endif
for (m = lang_memory_region_list;
- m != (lang_memory_region_type *)NULL;
- m = m->next)
+ m != (lang_memory_region_type *) NULL;
+ m = m->next)
{
- fprintf(outfile,"%-16s", m->name);
- print_address(m->origin);
+ fprintf (config.map_file, "%-16s", m->name);
+ print_address (m->origin);
+ print_space ();
+ print_address ((bfd_vma)m->length);
+ print_space ();
+ print_address ((bfd_vma)m->old_length);
print_space();
- print_address(m->length);
+ print_address (m->current - m->origin);
print_space();
- print_flags(outfile, &m->flags);
- fprintf(outfile,"\n");
+ if (m->old_length)
+ fprintf(config.map_file," %2d%% ", ( m->current - m->origin) * 100 / m->old_length);
+ print_flags (&m->flags);
+ fprintf (config.map_file, "\n");
}
- fprintf(outfile,"\n\n**LINK EDITOR MEMORY MAP**\n\n");
- fprintf(outfile,"output input virtual\n");
- fprintf(outfile,"section section address tsize\n\n");
+ fprintf (config.map_file, "\n\n**LINK EDITOR MEMORY MAP**\n\n");
+ fprintf (config.map_file, "output input virtual\n");
+ fprintf (config.map_file, "section section address tsize\n\n");
- print_statements();
+ print_statements ();
}
/*
*
*/
-static void
-DEFUN(init_os,(s),
- lang_output_section_statement_type *s)
+static void
+init_os (s)
+ lang_output_section_statement_type * s;
{
+/* asection *section = bfd_get_section_by_name(output_bfd, s->name);*/
section_userdata_type *new =
- (section_userdata_type *)
- ldmalloc((bfd_size_type)(sizeof(section_userdata_type)));
-
- s->bfd_section = bfd_make_section(output_bfd, s->name);
- if (s->bfd_section == (asection *)NULL) {
- info("%P%F output format %s cannot represent section called %s\n",
- output_bfd->xvec->name,
- s->name);
- }
+ (section_userdata_type *)
+ stat_alloc ((bfd_size_type) (sizeof (section_userdata_type)));
+
+ s->bfd_section = bfd_get_section_by_name (output_bfd, s->name);
+ if (s->bfd_section == (asection *) NULL)
+ s->bfd_section = bfd_make_section (output_bfd, s->name);
+ if (s->bfd_section == (asection *) NULL)
+ {
+ einfo ("%P%F: output format %s cannot represent section called %s\n",
+ output_bfd->xvec->name, s->name);
+ }
s->bfd_section->output_section = s->bfd_section;
-/* s->bfd_section->flags = s->flags;*/
+/* s->bfd_section->flags = s->flags;*/
/* We initialize an output sections output offset to minus its own */
/* vma to allow us to output a section through itself */
s->bfd_section->output_offset = 0;
- get_userdata( s->bfd_section) = (PTR)new;
+ get_userdata (s->bfd_section) = (PTR) new;
+
}
/***********************************************************************
each part of the expanstion, and placed after the statement provided.
*/
-
+
static void
-DEFUN(wild_doit,(ptr, section, output, file),
- lang_statement_list_type *ptr AND
- asection *section AND
- lang_output_section_statement_type *output AND
- lang_input_statement_type *file)
-{
- if(output->bfd_section == (asection *)NULL)
+wild_doit (ptr, section, output, file)
+ lang_statement_list_type * ptr;
+ asection * section;
+ lang_output_section_statement_type * output;
+ lang_input_statement_type * file;
+{
+ if (output->bfd_section == (asection *) NULL)
+ {
+ init_os (output);
+ /* Initialize the vma and size to the existing section. This will
+ be overriden in lang_size_sections unless SEC_NEVER_LOAD gets
+ set. */
+ if (section != (asection *) NULL)
{
- init_os(output);
+ bfd_set_section_vma (0, output->bfd_section,
+ bfd_section_vma (0, section));
+ output->bfd_section->_raw_size = section->_raw_size;
}
+ }
- if (section != (asection *)NULL
- && section->output_section == (asection *)NULL) {
+ if (section != (asection *) NULL
+ && section->output_section == (asection *) NULL)
+ {
/* Add a section reference to the list */
- lang_input_section_type *new = new_stat(lang_input_section, ptr);
+ lang_input_section_type *new = new_stat (lang_input_section, ptr);
new->section = section;
new->ifile = file;
section->output_section = output->bfd_section;
- section->output_section->flags |= section->flags;
- if (section->alignment_power > output->bfd_section->alignment_power) {
- output->bfd_section->alignment_power = section->alignment_power;
- }
+
+ /* Be selective about what the output section inherits from the
+ input section */
+
+ if ((section->flags & SEC_SHARED_LIBRARY) != 0)
+ section->output_section->flags |= section->flags;
+ else
+ section->output_section->flags |= section->flags & ~SEC_NEVER_LOAD;
+
+ if (!output->loadable)
+ {
+ /* Turn off load flag */
+ output->bfd_section->flags &= ~SEC_LOAD;
+ output->bfd_section->flags |= SEC_NEVER_LOAD;
+ }
+ if (section->alignment_power > output->bfd_section->alignment_power)
+ {
+ output->bfd_section->alignment_power = section->alignment_power;
+ }
+ /* If supplied an aligmnet, then force it */
+ if (output->section_alignment != -1)
+ {
+ output->bfd_section->alignment_power = output->section_alignment;
+ }
}
}
static asection *
-DEFUN(our_bfd_get_section_by_name,(abfd, section),
-bfd *abfd AND
-CONST char *section)
+our_bfd_get_section_by_name (abfd, section)
+ bfd * abfd;
+ CONST char *section;
{
- return bfd_get_section_by_name(abfd, section);
+ return bfd_get_section_by_name (abfd, section);
}
-static void
-DEFUN(wild_section,(ptr, section, file , output),
- lang_wild_statement_type *ptr AND
- CONST char *section AND
- lang_input_statement_type *file AND
- lang_output_section_statement_type *output)
+static void
+wild_section (ptr, section, file, output)
+ lang_wild_statement_type * ptr;
+ CONST char *section;
+ lang_input_statement_type * file;
+ lang_output_section_statement_type * output;
{
asection *s;
- if (file->just_syms_flag == false) {
- if (section == (char *)NULL) {
- /* Do the creation to all sections in the file */
- for (s = file->the_bfd->sections; s != (asection *)NULL; s=s->next) {
- wild_doit(&ptr->children, s, output, file);
- }
- }
- else {
- /* Do the creation to the named section only */
- wild_doit(&ptr->children,
- our_bfd_get_section_by_name(file->the_bfd, section),
- output, file);
+
+ if (file->just_syms_flag == false)
+ {
+ if (section == (char *) NULL)
+ {
+ /* Do the creation to all sections in the file */
+ for (s = file->the_bfd->sections; s != (asection *) NULL; s = s->next)
+ {
+ /* except for bss */
+ if ((s->flags & SEC_IS_COMMON) == 0)
+ {
+ wild_doit (&ptr->children, s, output, file);
+ }
+ }
+ }
+ else
+ {
+ /* Do the creation to the named section only */
+ wild_doit (&ptr->children,
+ our_bfd_get_section_by_name (file->the_bfd, section),
+ output, file);
+ }
}
- }
}
-
/* passed a file name (which must have been seen already and added to
the statement tree. We will see if it has been opened already and
had its symbols read. If not then we'll read it.
*/
static
lang_input_statement_type *
-DEFUN(lookup_name,(name),
- CONST char * CONST name)
+lookup_name (name)
+ CONST char *CONST name;
{
lang_input_statement_type *search;
- for(search = (lang_input_statement_type *)input_file_chain.head;
- search != (lang_input_statement_type *)NULL;
- search = (lang_input_statement_type *)search->next_real_file)
- {
- if (search->filename == (char *)NULL && name == (char *)NULL) {
+
+ for (search = (lang_input_statement_type *) input_file_chain.head;
+ search != (lang_input_statement_type *) NULL;
+ search = (lang_input_statement_type *) search->next_real_file)
+ {
+ if (search->filename == (char *) NULL && name == (char *) NULL)
+ {
return search;
}
- if (search->filename != (char *)NULL && name != (char *)NULL) {
- if (strcmp(search->filename, name) == 0) {
- ldmain_open_file_read_symbol(search);
- return search;
- }
+ if (search->filename != (char *) NULL && name != (char *) NULL)
+ {
+ if (strcmp (search->filename, name) == 0)
+ {
+ ldmain_open_file_read_symbol (search);
+ return search;
+ }
}
- }
+ }
- /* There isn't an afile entry for this file yet, this must be
- because the name has only appeared inside a load script and not
+ /* There isn't an afile entry for this file yet, this must be
+ because the name has only appeared inside a load script and not
on the command line */
- search = new_afile(name, lang_input_file_is_file_enum, default_target);
- ldmain_open_file_read_symbol(search);
+ search = new_afile (name, lang_input_file_is_file_enum, default_target);
+ ldmain_open_file_read_symbol (search);
return search;
}
static void
-DEFUN(wild,(s, section, file, target, output),
- lang_wild_statement_type *s AND
- CONST char *CONST section AND
- CONST char *CONST file AND
- CONST char *CONST target AND
- lang_output_section_statement_type *output)
+wild (s, section, file, target, output)
+ lang_wild_statement_type * s;
+ CONST char *CONST section;
+ CONST char *CONST file;
+ CONST char *CONST target;
+ lang_output_section_statement_type * output;
{
lang_input_statement_type *f;
- if (file == (char *)NULL) {
- /* Perform the iteration over all files in the list */
- for (f = (lang_input_statement_type *)file_chain.head;
- f != (lang_input_statement_type *)NULL;
- f = (lang_input_statement_type *)f->next) {
- wild_section(s, section, f, output);
+
+ if (file == (char *) NULL)
+ {
+ /* Perform the iteration over all files in the list */
+ for (f = (lang_input_statement_type *) file_chain.head;
+ f != (lang_input_statement_type *) NULL;
+ f = (lang_input_statement_type *) f->next)
+ {
+ wild_section (s, section, f, output);
+ }
+ /* Once more for the script file */
+ wild_section(s, section, script_file, output);
+ }
+ else
+ {
+ /* Perform the iteration over a single file */
+ wild_section (s, section, lookup_name (file), output);
+ }
+ if (section != (char *) NULL
+ && strcmp (section, "COMMON") == 0
+ && default_common_section == (lang_output_section_statement_type *) NULL)
+ {
+ /* Remember the section that common is going to incase we later
+ get something which doesn't know where to put it */
+ default_common_section = output;
}
- }
- else {
- /* Perform the iteration over a single file */
- wild_section( s, section, lookup_name(file), output);
- }
- if (section != (char *)NULL
- && strcmp(section,"COMMON") == 0
- && default_common_section == (lang_output_section_statement_type*)NULL)
- {
- /* Remember the section that common is going to incase we later
- get something which doesn't know where to put it */
- default_common_section = output;
- }
}
/*
- read in all the files
+ read in all the files
*/
-static bfd *
-DEFUN(open_output,(name),
- CONST char *CONST name)
+
+static bfd *
+open_output (name)
+ CONST char *CONST name;
{
+ extern unsigned long ldfile_output_machine;
+ extern enum bfd_architecture ldfile_output_architecture;
+
extern CONST char *output_filename;
bfd *output;
- if (output_target == (char *)NULL) {
- if (current_target != (char *)NULL)
- output_target = current_target;
- else
- output_target = default_target;
- }
- output = bfd_openw(name, output_target);
- output_filename = name;
- if (output == (bfd *)NULL)
- {
- if (bfd_error == invalid_target) {
- info("%P%F target %s not found\n", output_target);
+ if (output_target == (char *) NULL)
+ {
+ if (current_target != (char *) NULL)
+ output_target = current_target;
+ else
+ output_target = default_target;
+ }
+ output = bfd_openw (name, output_target);
+ output_filename = name;
+
+ if (output == (bfd *) NULL)
+ {
+ if (bfd_error == invalid_target)
+ {
+ einfo ("%P%F: target %s not found\n", output_target);
}
- info("%P%F problem opening output file %s, %E", name);
- }
-
- output->flags |= D_PAGED;
- bfd_set_format(output, bfd_object);
+ einfo ("%P%F: cannot open output file %s: %E\n", name);
+ }
+
+ delete_output_file_on_failure = 1;
+
+ /* output->flags |= D_PAGED;*/
+
+ if (! bfd_set_format (output, bfd_object))
+ einfo ("%P%F:%s: can not make object file: %E\n", name);
+ if (! bfd_set_arch_mach (output,
+ ldfile_output_architecture,
+ ldfile_output_machine))
+ einfo ("%P%F:%s: can not set architecture: %E\n", name);
+
+ bfd_set_gp_size (output, g_switch_value);
return output;
}
static void
-DEFUN(ldlang_open_output,(statement),
- lang_statement_union_type *statement)
+ldlang_open_output (statement)
+ lang_statement_union_type * statement;
{
- switch (statement->header.type)
- {
- case lang_output_statement_enum:
- output_bfd = open_output(statement->output_statement.name);
- ldemul_set_output_arch();
- break;
+ switch (statement->header.type)
+ {
+ case lang_output_statement_enum:
+ output_bfd = open_output (statement->output_statement.name);
+ ldemul_set_output_arch ();
+ if (config.magic_demand_paged && !config.relocateable_output)
+ output_bfd->flags |= D_PAGED;
+ else
+ output_bfd->flags &= ~D_PAGED;
+ if (config.text_read_only)
+ output_bfd->flags |= WP_TEXT;
+ else
+ output_bfd->flags &= ~WP_TEXT;
+ break;
- case lang_target_statement_enum:
- current_target = statement->target_statement.target;
- break;
- default:
- break;
- }
+ case lang_target_statement_enum:
+ current_target = statement->target_statement.target;
+ break;
+ default:
+ break;
+ }
}
static void
-DEFUN(open_input_bfds,(statement),
- lang_statement_union_type *statement)
+open_input_bfds (statement)
+ lang_statement_union_type * statement;
{
- switch (statement->header.type)
- {
+ switch (statement->header.type)
+ {
case lang_target_statement_enum:
- current_target = statement->target_statement.target;
- break;
- case lang_wild_statement_enum:
- /* Maybe we should load the file's symbols */
- if (statement->wild_statement.filename)
- {
- (void) lookup_name(statement->wild_statement.filename);
- }
- break;
- case lang_input_statement_enum:
- if (statement->input_statement.real == true)
- {
- statement->input_statement.target = current_target;
- lookup_name(statement->input_statement.filename);
- }
- break;
- default:
- break;
- }
+ current_target = statement->target_statement.target;
+ break;
+ case lang_wild_statement_enum:
+ /* Maybe we should load the file's symbols */
+ if (statement->wild_statement.filename)
+ {
+ (void) lookup_name (statement->wild_statement.filename);
+ }
+ break;
+ case lang_input_statement_enum:
+ if (statement->input_statement.real == true)
+ {
+ statement->input_statement.target = current_target;
+ lookup_name (statement->input_statement.filename);
+ }
+ break;
+ default:
+ break;
+ }
}
+
/* If there are [COMMONS] statements, put a wild one into the bss section */
static void
-lang_reasonable_defaults()
+lang_reasonable_defaults ()
{
+
+
+
#if 0
- lang_output_section_statement_lookup(".text");
- lang_output_section_statement_lookup(".data");
+ lang_output_section_statement_lookup (".text");
+ lang_output_section_statement_lookup (".data");
- default_common_section =
- lang_output_section_statement_lookup(".bss");
+ default_common_section =
+ lang_output_section_statement_lookup (".bss");
- if (placed_commons == false) {
- lang_wild_statement_type *new =
- new_stat(lang_wild_statement,
- &default_common_section->children);
- new->section_name = "COMMON";
- new->filename = (char *)NULL;
- lang_list_init(&new->children);
- }
+ if (placed_commons == false)
+ {
+ lang_wild_statement_type *new =
+ new_stat (lang_wild_statement,
+ &default_common_section->children);
+
+ new->section_name = "COMMON";
+ new->filename = (char *) NULL;
+ lang_list_init (&new->children);
+ }
#endif
}
Add the supplied name to the symbol table as an undefined reference.
Remove items from the chain as we open input bfds
*/
-typedef struct ldlang_undef_chain_list_struct {
- struct ldlang_undef_chain_list_struct *next;
+typedef struct ldlang_undef_chain_list
+{
+ struct ldlang_undef_chain_list *next;
char *name;
-} ldlang_undef_chain_list_type;
+} ldlang_undef_chain_list_type;
static ldlang_undef_chain_list_type *ldlang_undef_chain_list_head;
void
-DEFUN(ldlang_add_undef,(name),
- CONST char *CONST name)
+ldlang_add_undef (name)
+ CONST char *CONST name;
{
ldlang_undef_chain_list_type *new =
- (ldlang_undef_chain_list_type
- *)ldmalloc((bfd_size_type)(sizeof(ldlang_undef_chain_list_type)));
+ (ldlang_undef_chain_list_type
+ *) stat_alloc ((bfd_size_type) (sizeof (ldlang_undef_chain_list_type)));
new->next = ldlang_undef_chain_list_head;
ldlang_undef_chain_list_head = new;
- new->name = buystring(name);
+ new->name = buystring (name);
}
+
/* Run through the list of undefineds created above and place them
into the linker hash table as undefined symbols belonging to the
script file.
*/
static void
-DEFUN_VOID(lang_place_undefineds)
+lang_place_undefineds ()
{
ldlang_undef_chain_list_type *ptr = ldlang_undef_chain_list_head;
- while (ptr != (ldlang_undef_chain_list_type*)NULL) {
- ldsym_type *sy = ldsym_get(ptr->name);
- asymbol *def;
- asymbol **def_ptr = (asymbol **)ldmalloc((bfd_size_type)(sizeof(asymbol **)));
- def = (asymbol *)bfd_make_empty_symbol(script_file->the_bfd);
- *def_ptr= def;
- def->name = ptr->name;
- def->flags = BSF_UNDEFINED;
- def->section = (asection *)NULL;
- Q_enter_global_ref(def_ptr);
- ptr = ptr->next;
- }
-}
-
+ while (ptr != (ldlang_undef_chain_list_type *) NULL)
+ {
+ asymbol *def;
+ asymbol **def_ptr = (asymbol **) stat_alloc ((bfd_size_type) (sizeof (asymbol **)));
+
+ def = (asymbol *) bfd_make_empty_symbol (script_file->the_bfd);
+ *def_ptr = def;
+ def->name = ptr->name;
+ def->section = &bfd_und_section;
+ enter_global_ref (def_ptr, ptr->name);
+ ptr = ptr->next;
+ }
+}
/* Copy important data from out internal form to the bfd way. Also
create a section for the dummy file
*/
static void
-DEFUN_VOID(lang_create_output_section_statements)
+lang_create_output_section_statements ()
{
- lang_statement_union_type*os;
+ lang_statement_union_type *os;
+
for (os = lang_output_section_statement.head;
- os != (lang_statement_union_type*)NULL;
- os = os->output_section_statement.next) {
- lang_output_section_statement_type *s =
+ os != (lang_statement_union_type *) NULL;
+ os = os->output_section_statement.next)
+ {
+ lang_output_section_statement_type *s =
&os->output_section_statement;
- init_os(s);
- }
+
+ init_os (s);
+ }
}
static void
-DEFUN_VOID(lang_init_script_file)
+lang_init_script_file ()
{
- script_file = lang_add_input_file("script file",
- lang_input_file_is_fake_enum,
- (char *)NULL);
- script_file->the_bfd = bfd_create("script file", output_bfd);
+ script_file = lang_add_input_file ("command line",
+ lang_input_file_is_fake_enum,
+ (char *) NULL);
+ script_file->the_bfd = bfd_create ("command line", output_bfd);
script_file->symbol_count = 0;
- script_file->the_bfd->sections = output_bfd->sections;
-}
+ script_file->the_bfd->sections = 0;
+ /* The user data of a bfd points to the input statement attatched */
+ script_file->the_bfd->usrdata = (void *)script_file;
+ script_file->common_section =
+ bfd_make_section(script_file->the_bfd,"COMMON");
+ abs_output_section =
+ lang_output_section_statement_lookup (BFD_ABS_SECTION_NAME);
+ abs_output_section->bfd_section = &bfd_abs_section;
+
+}
/* Open input files and attatch to output sections */
static void
-DEFUN(map_input_to_output_sections,(s, target, output_section_statement),
- lang_statement_union_type *s AND
- CONST char *target AND
- lang_output_section_statement_type *output_section_statement)
-{
- for (; s != (lang_statement_union_type *)NULL ; s = s->next)
- {
- switch (s->header.type) {
- case lang_wild_statement_enum:
- wild(&s->wild_statement, s->wild_statement.section_name,
- s->wild_statement.filename, target,
- output_section_statement);
-
- break;
-
- case lang_output_section_statement_enum:
- map_input_to_output_sections(s->output_section_statement.children.head,
- target,
- &s->output_section_statement);
- break;
- case lang_output_statement_enum:
- break;
- case lang_target_statement_enum:
- target = s->target_statement.target;
- break;
- case lang_fill_statement_enum:
- case lang_input_section_enum:
- case lang_object_symbols_statement_enum:
- case lang_data_statement_enum:
- case lang_assignment_statement_enum:
- case lang_padding_statement_enum:
- break;
- case lang_afile_asection_pair_statement_enum:
- FAIL();
- break;
- case lang_address_statement_enum:
- /* Mark the specified section with the supplied address */
+map_input_to_output_sections (s, target, output_section_statement)
+ lang_statement_union_type * s;
+ CONST char *target;
+ lang_output_section_statement_type * output_section_statement;
+{
+ for (; s != (lang_statement_union_type *) NULL; s = s->next)
+ {
+ switch (s->header.type)
{
- lang_output_section_statement_type *os =
- lang_output_section_statement_lookup
- (s->address_statement.section_name);
- os->addr_tree = s->address_statement.address;
- if (os->bfd_section == (asection *)NULL) {
- info("%P%F can't set the address of undefined section %s\n",
- s->address_statement.section_name);
- }
- }
- break;
- case lang_input_statement_enum:
- /* A standard input statement, has no wildcards */
- /* ldmain_open_file_read_symbol(&s->input_statement);*/
- break;
- }
- }
-}
+ case lang_wild_statement_enum:
+ wild (&s->wild_statement, s->wild_statement.section_name,
+ s->wild_statement.filename, target,
+ output_section_statement);
+ break;
+ case lang_constructors_statement_enum:
+ map_input_to_output_sections (constructor_list.head,
+ target,
+ output_section_statement);
+ break;
+ case lang_output_section_statement_enum:
+ map_input_to_output_sections (s->output_section_statement.children.head,
+ target,
+ &s->output_section_statement);
+ break;
+ case lang_output_statement_enum:
+ break;
+ case lang_target_statement_enum:
+ target = s->target_statement.target;
+ break;
+ case lang_fill_statement_enum:
+ case lang_input_section_enum:
+ case lang_object_symbols_statement_enum:
+ case lang_data_statement_enum:
+ case lang_assignment_statement_enum:
+ case lang_padding_statement_enum:
+ break;
+ case lang_afile_asection_pair_statement_enum:
+ FAIL ();
+ break;
+ case lang_address_statement_enum:
+ /* Mark the specified section with the supplied address */
+ {
+ lang_output_section_statement_type *os =
+ lang_output_section_statement_lookup
+ (s->address_statement.section_name);
+ os->addr_tree = s->address_statement.address;
+ if (os->bfd_section == (asection *) NULL)
+ {
+ einfo ("%P%F: cannot set the address of undefined section %s\n",
+ s->address_statement.section_name);
+ }
+ }
+ break;
+ case lang_input_statement_enum:
+ /* A standard input statement, has no wildcards */
+ /* ldmain_open_file_read_symbol(&s->input_statement);*/
+ break;
+ }
+ }
+}
-static void
-DEFUN(print_output_section_statement,(output_section_statement),
- lang_output_section_statement_type *output_section_statement)
+
+
+
+
+static void
+print_output_section_statement (output_section_statement)
+ lang_output_section_statement_type * output_section_statement;
{
asection *section = output_section_statement->bfd_section;
- print_nl();
- print_section(output_section_statement->name);
- if (section) {
+ print_nl ();
+ print_section (output_section_statement->name);
+
+
+ if (section)
+ {
print_dot = section->vma;
+ print_space ();
+ print_section ("");
+ print_space ();
+ print_address (section->vma);
+ print_space ();
+ print_size (section->_raw_size);
print_space();
- print_section("");
- print_space();
- print_address(section->vma);
- print_space();
- print_size(section->size);
- print_space();
- print_alignment(section->alignment_power);
- print_space();
+ print_size(section->_cooked_size);
+ print_space ();
+ print_alignment (section->alignment_power);
+ print_space ();
#if 0
- printf("%s flags", output_section_statement->region->name);
- print_flags(stdout, &output_section_statement->flags);
+ fprintf (config.map_file, "%s flags", output_section_statement->region->name);
+ print_flags (stdout, &output_section_statement->flags);
#endif
if (section->flags & SEC_LOAD)
- printf("load ");
+ fprintf (config.map_file, "load ");
if (section->flags & SEC_ALLOC)
- printf("alloc ");
+ fprintf (config.map_file, "alloc ");
if (section->flags & SEC_RELOC)
- printf("reloc ");
+ fprintf (config.map_file, "reloc ");
if (section->flags & SEC_HAS_CONTENTS)
- printf("contents ");
+ fprintf (config.map_file, "contents ");
}
- else {
- printf("No attached output section");
+ else
+ {
+ fprintf (config.map_file, "No attached output section");
+ }
+ print_nl ();
+ if (output_section_statement->load_base)
+ {
+ int b = exp_get_value_int(output_section_statement->load_base,
+ 0, "output base", lang_final_phase_enum);
+ printf("Output address %08x\n", b);
+ }
+ if (output_section_statement->section_alignment >= 0
+ || output_section_statement->section_alignment >= 0)
+ {
+ printf("\t\t\t\t\tforced alignment ");
+ if ( output_section_statement->section_alignment >= 0)
+ {
+ printf("section 2**%d ",output_section_statement->section_alignment );
+ }
+ if ( output_section_statement->subsection_alignment >= 0)
+ {
+ printf("subsection 2**%d ",output_section_statement->subsection_alignment );
+ }
+
+ print_nl ();
}
- print_nl();
- print_statement(output_section_statement->children.head,
- output_section_statement);
+ print_statement (output_section_statement->children.head,
+ output_section_statement);
}
-static void
-DEFUN(print_assignment,(assignment, output_section),
- lang_assignment_statement_type *assignment AND
- lang_output_section_statement_type *output_section)
+static void
+print_assignment (assignment, output_section)
+ lang_assignment_statement_type * assignment;
+ lang_output_section_statement_type * output_section;
{
etree_value_type result;
- print_section("");
- print_space();
- print_section("");
- print_space();
- print_address(print_dot);
- print_space();
- result = exp_fold_tree(assignment->exp->assign.src,
- output_section,
- lang_final_phase_enum,
- print_dot,
- &print_dot);
-
- if (result.valid) {
- print_address(result.value);
- }
- else
- {
- printf("*undefined*");
- }
- print_space();
- exp_print_tree(stdout, assignment->exp);
- printf("\n");
+
+ print_section ("");
+ print_space ();
+ print_section ("");
+ print_space ();
+ print_address (print_dot);
+ print_space ();
+ result = exp_fold_tree (assignment->exp->assign.src,
+ output_section,
+ lang_final_phase_enum,
+ print_dot,
+ &print_dot);
+
+ if (result.valid)
+ {
+ print_address (result.value);
+ }
+ else
+ {
+ fprintf (config.map_file, "*undefined*");
+ }
+ print_space ();
+ exp_print_tree (assignment->exp);
+
+ fprintf (config.map_file, "\n");
}
static void
-DEFUN(print_input_statement,(statm),
- lang_input_statement_type *statm)
+print_input_statement (statm)
+ lang_input_statement_type * statm;
{
- if (statm->filename != (char *)NULL) {
- printf("LOAD %s\n",statm->filename);
- }
+ if (statm->filename != (char *) NULL)
+ {
+ fprintf (config.map_file, "LOAD %s\n", statm->filename);
+ }
}
-static void
-DEFUN(print_symbol,(q),
- asymbol *q)
+static void
+print_symbol (q)
+ asymbol * q;
{
- print_section("");
- printf(" ");
- print_section("");
- printf(" ");
- print_address(outside_symbol_address(q));
- printf(" %s", q->name ? q->name : " ");
- print_nl();
+ print_section ("");
+ fprintf (config.map_file, " ");
+ print_section ("");
+ fprintf (config.map_file, " ");
+ print_address (outside_symbol_address (q));
+ fprintf (config.map_file, " %s", q->name ? q->name : " ");
+ if (q->flags & BSF_WEAK)
+ fprintf (config.map_file, " *weak*");
+ print_nl ();
}
-static void
-DEFUN(print_input_section,(in),
- lang_input_section_type *in)
+static void
+print_input_section (in)
+ lang_input_section_type * in;
{
asection *i = in->section;
+ int size = i->reloc_done ?
+ bfd_get_section_size_after_reloc (i) :
+ bfd_get_section_size_before_reloc (i);
- if(i->size != 0) {
- print_section("");
- printf(" ");
- print_section(i->name);
- printf(" ");
- if (i->output_section) {
- print_address(i->output_section->vma + i->output_offset);
- printf(" ");
- print_size(i->size);
- printf(" ");
- print_alignment(i->alignment_power);
- printf(" ");
- if (in->ifile) {
-
- bfd *abfd = in->ifile->the_bfd;
- if (in->ifile->just_syms_flag == true) {
- printf("symbols only ");
- }
+ if (size != 0)
+ {
+ print_section ("");
+ fprintf (config.map_file, " ");
+ print_section (i->name);
+ fprintf (config.map_file, " ");
+ if (i->output_section)
+ {
+ print_address (i->output_section->vma + i->output_offset);
+ fprintf (config.map_file, " ");
+ print_size (i->_raw_size);
+ fprintf (config.map_file, " ");
+ print_size(i->_cooked_size);
+ fprintf (config.map_file, " ");
+ print_alignment (i->alignment_power);
+ fprintf (config.map_file, " ");
+ if (in->ifile)
+ {
- printf(" %s ",abfd->xvec->name);
- if(abfd->my_archive != (bfd *)NULL) {
- printf("[%s]%s", abfd->my_archive->filename,
- abfd->filename);
- }
- else {
- printf("%s", abfd->filename);
- }
- printf("(overhead %d bytes)", (int)bfd_alloc_size(abfd));
- print_nl();
+ bfd *abfd = in->ifile->the_bfd;
- /* Find all the symbols in this file defined in this section */
- {
- asymbol **p;
- for (p = in->ifile->asymbols; *p; p++) {
- asymbol *q = *p;
-
- if (bfd_get_section(q) == i && q->flags & BSF_GLOBAL) {
- print_symbol(q);
- }
+ if (in->ifile->just_syms_flag == true)
+ {
+ fprintf (config.map_file, "symbols only ");
+ }
+
+ fprintf (config.map_file, " %s ", abfd->xvec->name);
+ if (abfd->my_archive != (bfd *) NULL)
+ {
+ fprintf (config.map_file, "[%s]%s", abfd->my_archive->filename,
+ abfd->filename);
+ }
+ else
+ {
+ fprintf (config.map_file, "%s", abfd->filename);
+ }
+ fprintf (config.map_file, "(overhead %d bytes)", (int) bfd_alloc_size (abfd));
+ print_nl ();
+
+ /* Find all the symbols in this file defined in this section */
+
+ if (in->ifile->symbol_count)
+ {
+ asymbol **p;
+
+ for (p = in->ifile->asymbols; *p; p++)
+ {
+ asymbol *q = *p;
+
+ if (bfd_get_section (q) == i
+ && (q->flags & (BSF_GLOBAL | BSF_WEAK)) != 0)
+ {
+ print_symbol (q);
+ }
+ }
+ }
+ }
+ else
+ {
+ print_nl ();
}
- }
- }
- else {
- print_nl();
- }
- print_dot = outside_section_address(i) + i->size;
- }
- else {
- printf("No output section allocated\n");
+ print_dot = outside_section_address (i) + size;
+ }
+ else
+ {
+ fprintf (config.map_file, "No output section allocated\n");
+ }
}
- }
}
static void
-DEFUN(print_fill_statement,(fill),
- lang_fill_statement_type *fill)
+print_fill_statement (fill)
+ lang_fill_statement_type * fill;
{
- printf("FILL mask ");
- print_fill( fill->fill);
+ fprintf (config.map_file, "FILL mask ");
+ print_fill (fill->fill);
}
static void
-DEFUN(print_data_statement,(data),
- lang_data_statement_type *data)
+print_data_statement (data)
+ lang_data_statement_type * data;
{
/* bfd_vma value; */
- print_section("");
- print_space();
- print_section("");
- print_space();
+ print_section ("");
+ print_space ();
+ print_section ("");
+ print_space ();
/* ASSERT(print_dot == data->output_vma);*/
- print_address(data->output_vma);
- print_space();
- print_address(data->value);
- print_space();
- switch (data->type) {
- case BYTE :
- printf("BYTE ");
- print_dot += BYTE_SIZE;
- break;
- case SHORT:
- printf("SHORT ");
- print_dot += SHORT_SIZE;
- break;
- case LONG:
- printf("LONG ");
- print_dot += LONG_SIZE;
- break;
- }
+ print_address (data->output_vma + data->output_section->vma);
+ print_space ();
+ print_address (data->value);
+ print_space ();
+ switch (data->type)
+ {
+ case BYTE:
+ fprintf (config.map_file, "BYTE ");
+ print_dot += BYTE_SIZE;
+ break;
+ case SHORT:
+ fprintf (config.map_file, "SHORT ");
+ print_dot += SHORT_SIZE;
+ break;
+ case LONG:
+ fprintf (config.map_file, "LONG ");
+ print_dot += LONG_SIZE;
+ break;
+ }
- exp_print_tree(stdout, data->exp);
-
- printf("\n");
+ exp_print_tree (data->exp);
+
+ fprintf (config.map_file, "\n");
}
static void
-DEFUN(print_padding_statement,(s),
- lang_padding_statement_type *s)
-{
- print_section("");
- print_space();
- print_section("*fill*");
- print_space();
- print_address(s->output_offset + s->output_section->vma);
- print_space();
- print_size(s->size);
- print_space();
- print_fill(s->fill);
- print_nl();
-}
-
-static void
-DEFUN(print_wild_statement,(w,os),
- lang_wild_statement_type *w AND
- lang_output_section_statement_type *os)
-{
- printf(" from ");
- if (w->filename != (char *)NULL) {
- printf("%s",w->filename);
- }
- else {
- printf("*");
- }
- if (w->section_name != (char *)NULL) {
- printf("(%s)",w->section_name);
- }
- else {
- printf("(*)");
- }
- print_nl();
- print_statement(w->children.head, os);
+print_padding_statement (s)
+ lang_padding_statement_type * s;
+{
+ print_section ("");
+ print_space ();
+ print_section ("*fill*");
+ print_space ();
+ print_address (s->output_offset + s->output_section->vma);
+ print_space ();
+ print_size (s->size);
+ print_space ();
+ print_fill (s->fill);
+ print_nl ();
+
+ print_dot = s->output_offset + s->output_section->vma + s->size;
}
+
static void
-DEFUN(print_statement,(s, os),
- lang_statement_union_type *s AND
- lang_output_section_statement_type *os)
+print_wild_statement (w, os)
+ lang_wild_statement_type * w;
+ lang_output_section_statement_type * os;
{
- while (s) {
- switch (s->header.type) {
- case lang_wild_statement_enum:
- print_wild_statement(&s->wild_statement, os);
- break;
- default:
- printf("Fail with %d\n",s->header.type);
- FAIL();
- break;
- case lang_address_statement_enum:
- printf("address\n");
- break;
- break;
- case lang_object_symbols_statement_enum:
- printf("object symbols\n");
- break;
- case lang_fill_statement_enum:
- print_fill_statement(&s->fill_statement);
- break;
- case lang_data_statement_enum:
- print_data_statement(&s->data_statement);
- break;
- case lang_input_section_enum:
- print_input_section(&s->input_section);
- break;
- case lang_padding_statement_enum:
- print_padding_statement(&s->padding_statement);
- break;
- case lang_output_section_statement_enum:
- print_output_section_statement(&s->output_section_statement);
- break;
- case lang_assignment_statement_enum:
- print_assignment(&s->assignment_statement,
- os);
- break;
-
+ fprintf (config.map_file, " from ");
+ if (w->filename != (char *) NULL)
+ {
+ fprintf (config.map_file, "%s", w->filename);
+ }
+ else
+ {
+ fprintf (config.map_file, "*");
+ }
+ if (w->section_name != (char *) NULL)
+ {
+ fprintf (config.map_file, "(%s)", w->section_name);
+ }
+ else
+ {
+ fprintf (config.map_file, "(*)");
+ }
+ print_nl ();
+ print_statement (w->children.head, os);
- case lang_target_statement_enum:
- printf("TARGET(%s)\n", s->target_statement.target);
- break;
- case lang_output_statement_enum:
- printf("OUTPUT(%s %s)\n",
- s->output_statement.name,
- output_target);
- break;
- case lang_input_statement_enum:
- print_input_statement(&s->input_statement);
- break;
- case lang_afile_asection_pair_statement_enum:
- FAIL();
- break;
+}
+static void
+print_statement (s, os)
+ lang_statement_union_type * s;
+ lang_output_section_statement_type * os;
+{
+ while (s)
+ {
+ switch (s->header.type)
+ {
+ case lang_constructors_statement_enum:
+ fprintf (config.map_file, "constructors:\n");
+ print_statement (constructor_list.head, os);
+ break;
+ case lang_wild_statement_enum:
+ print_wild_statement (&s->wild_statement, os);
+ break;
+ default:
+ fprintf (config.map_file, "Fail with %d\n", s->header.type);
+ FAIL ();
+ break;
+ case lang_address_statement_enum:
+ fprintf (config.map_file, "address\n");
+ break;
+ case lang_object_symbols_statement_enum:
+ fprintf (config.map_file, "object symbols\n");
+ break;
+ case lang_fill_statement_enum:
+ print_fill_statement (&s->fill_statement);
+ break;
+ case lang_data_statement_enum:
+ print_data_statement (&s->data_statement);
+ break;
+ case lang_input_section_enum:
+ print_input_section (&s->input_section);
+ break;
+ case lang_padding_statement_enum:
+ print_padding_statement (&s->padding_statement);
+ break;
+ case lang_output_section_statement_enum:
+ print_output_section_statement (&s->output_section_statement);
+ break;
+ case lang_assignment_statement_enum:
+ print_assignment (&s->assignment_statement,
+ os);
+ break;
+ case lang_target_statement_enum:
+ fprintf (config.map_file, "TARGET(%s)\n", s->target_statement.target);
+ break;
+ case lang_output_statement_enum:
+ fprintf (config.map_file, "OUTPUT(%s %s)\n",
+ s->output_statement.name,
+ output_target ? output_target : "");
+ break;
+ case lang_input_statement_enum:
+ print_input_statement (&s->input_statement);
+ break;
+ case lang_afile_asection_pair_statement_enum:
+ FAIL ();
+ break;
+ }
+ s = s->next;
}
- s = s->next;
- }
}
static void
-DEFUN_VOID(print_statements)
+print_statements ()
{
- print_statement(statement_list.head,
- (lang_output_section_statement_type *)NULL);
+ print_statement (statement_list.head,
+ abs_output_section);
+
}
static bfd_vma
-DEFUN(insert_pad,(this_ptr, fill, power, output_section_statement, dot),
- lang_statement_union_type **this_ptr AND
- fill_type fill AND
- unsigned int power AND
- asection * output_section_statement AND
- bfd_vma dot)
-{
- /* Align this section first to the
+DEFUN (insert_pad, (this_ptr, fill, power, output_section_statement, dot),
+ lang_statement_union_type ** this_ptr AND
+ fill_type fill AND
+ unsigned int power AND
+ asection * output_section_statement AND
+ bfd_vma dot)
+{
+ /* Align this section first to the
input sections requirement, then
to the output section's requirement.
- If this alignment is > than any seen before,
+ If this alignment is > than any seen before,
then record it too. Perform the alignment by
inserting a magic 'padding' statement.
*/
- unsigned int alignment_needed = align_power(dot, power) - dot;
+ unsigned int alignment_needed = align_power (dot, power) - dot;
- if (alignment_needed != 0)
+ if (alignment_needed != 0)
{
- lang_statement_union_type *new =
- (lang_statement_union_type *)
- ldmalloc((bfd_size_type)(sizeof(lang_padding_statement_type)));
+ lang_statement_union_type *new =
+ (lang_statement_union_type *)
+ stat_alloc ((bfd_size_type) (sizeof (lang_padding_statement_type)));
+
/* Link into existing chain */
new->header.next = *this_ptr;
*this_ptr = new;
/* Remember the most restrictive alignment */
- if (power > output_section_statement->alignment_power) {
- output_section_statement->alignment_power = power;
- }
- output_section_statement->size += alignment_needed;
+ if (power > output_section_statement->alignment_power)
+ {
+ output_section_statement->alignment_power = power;
+ }
+ output_section_statement->_raw_size += alignment_needed;
return alignment_needed + dot;
}
/* Work out how much this section will move the dot point */
-static bfd_vma
-DEFUN(size_input_section, (this_ptr, output_section_statement, fill, dot),
- lang_statement_union_type **this_ptr AND
- lang_output_section_statement_type*output_section_statement AND
- unsigned short fill AND
- bfd_vma dot)
+static bfd_vma
+DEFUN (size_input_section, (this_ptr, output_section_statement, fill, dot, relax),
+ lang_statement_union_type ** this_ptr AND
+ lang_output_section_statement_type * output_section_statement AND
+ unsigned short fill AND
+ bfd_vma dot AND
+ boolean relax)
{
lang_input_section_type *is = &((*this_ptr)->input_section);
asection *i = is->section;
-
- if (is->ifile->just_syms_flag == false) {
- dot = insert_pad(this_ptr, fill, i->alignment_power,
- output_section_statement->bfd_section, dot);
- /* remember the largest size so we can malloc the largest area
- needed for the output stage. Only remember the size of sections
- which we will actually allocate */
- if (((i->flags &
- (SEC_HAS_CONTENTS | SEC_LOAD)) == (SEC_HAS_CONTENTS | SEC_LOAD))
- && (i->size > largest_section)) {
- largest_section = i->size;
- }
+ if (is->ifile->just_syms_flag == false)
+ {
+ if (output_section_statement->subsection_alignment != -1)
+ i->alignment_power =
+ output_section_statement->subsection_alignment;
+
+ dot = insert_pad (this_ptr, fill, i->alignment_power,
+ output_section_statement->bfd_section, dot);
+
+ /* remember the largest size so we can malloc the largest area
+ needed for the output stage. Only remember the size of sections
+ which we will actually allocate */
+ if ((i->flags & SEC_HAS_CONTENTS) != 0
+ && (bfd_get_section_size_before_reloc (i) > largest_section))
+ {
+ largest_section = bfd_get_section_size_before_reloc (i);
+ }
- /* Remember where in the output section this input section goes */
+ /* Remember where in the output section this input section goes */
- i->output_offset = dot - output_section_statement->bfd_section->vma;
+ i->output_offset = dot - output_section_statement->bfd_section->vma;
- /* Mark how big the output section must be to contain this now */
- dot += i->size;
- output_section_statement->bfd_section->size =
- dot - output_section_statement->bfd_section->vma;
- }
+ /* Mark how big the output section must be to contain this now
+ */
+ if (relax)
+ {
+ dot += i->_cooked_size;
+ }
+ else
+ {
+ dot += i->_raw_size;
+ }
+ output_section_statement->bfd_section->_raw_size = dot - output_section_statement->bfd_section->vma;
+ }
else
- {
- i->output_offset = i->vma - output_section_statement->bfd_section->vma;
- }
+ {
+ i->output_offset = i->vma - output_section_statement->bfd_section->vma;
+ }
- return dot ;
+ return dot;
}
+/* Sizing happens in two passes, first pass we allocate worst case
+ stuff. The second pass (if relaxing), we use what we learnt to
+ change the size of some relocs from worst case to better
+ */
+static boolean had_relax;
-/* Work out the size of the output sections
- from the sizes of the input sections */
static bfd_vma
-DEFUN(lang_size_sections,(s, output_section_statement, prev, fill, dot),
- lang_statement_union_type *s AND
- lang_output_section_statement_type * output_section_statement AND
- lang_statement_union_type **prev AND
- unsigned short fill AND
- bfd_vma dot)
+DEFUN (lang_size_sections, (s, output_section_statement, prev, fill, dot, relax),
+ lang_statement_union_type * s AND
+ lang_output_section_statement_type * output_section_statement AND
+ lang_statement_union_type ** prev AND
+ unsigned short fill AND
+ bfd_vma dot AND
+ boolean relax)
{
/* Size up the sections from their constituent parts */
- for (; s != (lang_statement_union_type *)NULL ; s = s->next)
+ for (; s != (lang_statement_union_type *) NULL; s = s->next)
+ {
+ switch (s->header.type)
+ {
+
+ case lang_output_section_statement_enum:
+ {
+ bfd_vma after;
+ lang_output_section_statement_type *os = &s->output_section_statement;
+
+ /* If this is a shared library section, don't change the size
+ and address. */
+ if (os->bfd_section->flags & SEC_SHARED_LIBRARY)
+ break;
+
+ if (os->bfd_section == &bfd_abs_section)
+ {
+ /* No matter what happens, an abs section starts at zero */
+ bfd_set_section_vma (0, os->bfd_section, 0);
+ }
+ else
+ {
+ if (os->addr_tree == (etree_type *) NULL)
+ {
+ /* No address specified for this section, get one
+ from the region specification
+ */
+ if (os->region == (lang_memory_region_type *) NULL)
+ {
+ os->region = lang_memory_region_lookup ("*default*");
+ }
+ dot = os->region->current;
+ }
+ else
+ {
+ etree_value_type r;
+
+ r = exp_fold_tree (os->addr_tree,
+ abs_output_section,
+ lang_allocating_phase_enum,
+ dot, &dot);
+ if (r.valid == false)
+ {
+ einfo ("%F%S: non constant address expression for section %s\n",
+ os->name);
+ }
+ dot = r.value;
+ }
+ /* The section starts here */
+ /* First, align to what the section needs */
+
+
+ dot = align_power (dot, os->bfd_section->alignment_power);
+ bfd_set_section_vma (0, os->bfd_section, dot);
+
+ if (os->load_base) {
+ os->bfd_section->lma
+ = exp_get_value_int(os->load_base, 0,"load base", lang_final_phase_enum);
+ }
+ }
+
+
+ os->bfd_section->output_offset = 0;
+
+ (void) lang_size_sections (os->children.head, os, &os->children.head,
+ os->fill, dot, relax);
+ /* Ignore the size of the input sections, use the vma and size to */
+ /* align against */
+
+ after = ALIGN_N (os->bfd_section->vma +
+ os->bfd_section->_raw_size,
+ /* The coercion here is important, see ld.h. */
+ (bfd_vma) os->block_value);
+
+ os->bfd_section->_raw_size = after - os->bfd_section->vma;
+ dot = os->bfd_section->vma + os->bfd_section->_raw_size;
+ os->processed = true;
+
+ /* Replace into region ? */
+ if (os->addr_tree == (etree_type *) NULL
+ && os->region != (lang_memory_region_type *) NULL)
+ {
+ os->region->current = dot;
+ /* Make sure this isn't silly */
+ if (( os->region->current
+ > os->region->origin + os->region->length)
+ || ( os->region->origin > os->region->current ))
+ {
+ einfo ("%X%P: region %s is full (%B section %s)\n",
+ os->region->name,
+ os->bfd_section->owner,
+ os->bfd_section->name);
+ /* Reset the region pointer */
+ os->region->current = 0;
+
+ }
+
+ }
+ }
+
+ break;
+ case lang_constructors_statement_enum:
+ dot = lang_size_sections (constructor_list.head,
+ output_section_statement,
+ &s->wild_statement.children.head,
+ fill,
+ dot, relax);
+ break;
+
+ case lang_data_statement_enum:
+ {
+ unsigned int size = 0;
+
+ s->data_statement.output_vma = dot - output_section_statement->bfd_section->vma;
+ s->data_statement.output_section =
+ output_section_statement->bfd_section;
+
+ switch (s->data_statement.type)
+ {
+ case LONG:
+ size = LONG_SIZE;
+ break;
+ case SHORT:
+ size = SHORT_SIZE;
+ break;
+ case BYTE:
+ size = BYTE_SIZE;
+ break;
+
+ }
+ dot += size;
+ output_section_statement->bfd_section->_raw_size += size;
+ }
+ break;
+
+ case lang_wild_statement_enum:
+
+ dot = lang_size_sections (s->wild_statement.children.head,
+ output_section_statement,
+ &s->wild_statement.children.head,
+
+ fill, dot, relax);
+
+ break;
+
+ case lang_object_symbols_statement_enum:
+ create_object_symbols = output_section_statement;
+ break;
+ case lang_output_statement_enum:
+ case lang_target_statement_enum:
+ break;
+ case lang_input_section_enum:
+ if (relax)
{
- switch (s->header.type) {
- case lang_output_section_statement_enum:
- {
- bfd_vma after;
- lang_output_section_statement_type *os =
- &(s->output_section_statement);
- /* The start of a section */
-
- if (os->addr_tree == (etree_type *)NULL) {
- /* No address specified for this section, get one
- from the region specification
- */
- if (os->region == (lang_memory_region_type *)NULL) {
- os->region = lang_memory_region_lookup("*default*");
- }
- dot = os->region->current;
- }
- else {
- etree_value_type r ;
- r = exp_fold_tree(os->addr_tree,
- (lang_output_section_statement_type *)NULL,
- lang_allocating_phase_enum,
- dot, &dot);
- if (r.valid == false) {
- info("%F%S: non constant address expression for section %s\n",
- os->name);
- }
- dot = r.value;
- }
- /* The section starts here */
- /* First, align to what the section needs */
+ relaxing = true;
- dot = align_power(dot, os->bfd_section->alignment_power);
- os->bfd_section->vma = dot;
- os->bfd_section->output_offset = 0;
+ if( relax_section (prev))
+ had_relax = true;
+ relaxing = false;
- (void) lang_size_sections(os->children.head, os, &os->children.head,
- os->fill, dot);
- /* Ignore the size of the input sections, use the vma and size to */
- /* align against */
+ }
+ else {
+ (*prev)->input_section.section->_cooked_size =
+ (*prev)->input_section.section->_raw_size ;
+ }
+ dot = size_input_section (prev,
+ output_section_statement,
+ output_section_statement->fill,
+ dot, relax);
+ break;
+ case lang_input_statement_enum:
+ break;
+ case lang_fill_statement_enum:
+ s->fill_statement.output_section = output_section_statement->bfd_section;
- after = ALIGN(os->bfd_section->vma +
- os->bfd_section->size,
- os->block_value) ;
+ fill = s->fill_statement.fill;
+ break;
+ case lang_assignment_statement_enum:
+ {
+ bfd_vma newdot = dot;
+
+ exp_fold_tree (s->assignment_statement.exp,
+ output_section_statement,
+ lang_allocating_phase_enum,
+ dot,
+ &newdot);
+
+ if (newdot != dot && !relax)
+ /* We've been moved ! so insert a pad */
+ {
+ lang_statement_union_type *new =
+ (lang_statement_union_type *)
+ stat_alloc ((bfd_size_type) (sizeof (lang_padding_statement_type)));
+
+ /* Link into existing chain */
+ new->header.next = *prev;
+ *prev = new;
+ new->header.type = lang_padding_statement_enum;
+ new->padding_statement.output_section =
+ output_section_statement->bfd_section;
+ new->padding_statement.output_offset =
+ dot - output_section_statement->bfd_section->vma;
+ new->padding_statement.fill = fill;
+ new->padding_statement.size = newdot - dot;
+ output_section_statement->bfd_section->_raw_size +=
+ new->padding_statement.size;
+ dot = newdot;
+ }
+ }
+ break;
+ default:
+ FAIL ();
+ break;
+ /* This can only get here when relaxing is turned on */
+ case lang_padding_statement_enum:
- os->bfd_section->size = after - os->bfd_section->vma;
- dot = os->bfd_section->vma + os->bfd_section->size;
- os->processed = true;
+ case lang_address_statement_enum:
+ break;
+ }
+ prev = &s->header.next;
+ }
+ return dot;
+}
- /* Replace into region ? */
- if (os->addr_tree == (etree_type *)NULL
- && os->region !=(lang_memory_region_type*)NULL ) {
- os->region->current = dot;
- }
- }
+static bfd_vma
+DEFUN (lang_do_assignments, (s, output_section_statement, fill, dot),
+ lang_statement_union_type * s AND
+ lang_output_section_statement_type * output_section_statement AND
+ unsigned short fill AND
+ bfd_vma dot)
+{
+ for (; s != (lang_statement_union_type *) NULL; s = s->next)
+ {
+ switch (s->header.type)
+ {
+ case lang_constructors_statement_enum:
+ dot = lang_do_assignments (constructor_list.head,
+ output_section_statement,
+ fill,
+ dot);
break;
- case lang_data_statement_enum:
- {
- unsigned int size;
- s->data_statement.output_vma = dot - output_section_statement->bfd_section->vma;
- s->data_statement.output_section =
- output_section_statement->bfd_section;
-
- switch (s->data_statement.type) {
- case LONG:
- size = LONG_SIZE;
- break;
- case SHORT:
- size = SHORT_SIZE;
- break;
- case BYTE:
- size = BYTE_SIZE;
- break;
+ case lang_output_section_statement_enum:
+ {
+ lang_output_section_statement_type *os =
+ &(s->output_section_statement);
- }
- dot += size;
- output_section_statement->bfd_section->size += size;
- }
+ dot = os->bfd_section->vma;
+ (void) lang_do_assignments (os->children.head, os, os->fill, dot);
+ dot = os->bfd_section->vma + os->bfd_section->_raw_size;
+ }
break;
-
case lang_wild_statement_enum:
- dot = lang_size_sections(s->wild_statement.children.head,
- output_section_statement,
- &s->wild_statement.children.head,
-
- fill, dot);
+ dot = lang_do_assignments (s->wild_statement.children.head,
+ output_section_statement,
+ fill, dot);
break;
case lang_object_symbols_statement_enum:
- create_object_symbols = output_section_statement;
- break;
case lang_output_statement_enum:
case lang_target_statement_enum:
+#if 0
+ case lang_common_statement_enum:
+#endif
+ break;
+ case lang_data_statement_enum:
+ {
+ etree_value_type value;
+
+ value = exp_fold_tree (s->data_statement.exp,
+ abs_output_section,
+ lang_final_phase_enum, dot, &dot);
+ s->data_statement.value = value.value;
+ if (value.valid == false)
+ einfo ("%F%P: invalid data statement\n");
+ }
+ switch (s->data_statement.type)
+ {
+ case LONG:
+ dot += LONG_SIZE;
+ break;
+ case SHORT:
+ dot += SHORT_SIZE;
+ break;
+ case BYTE:
+ dot += BYTE_SIZE;
+ break;
+ }
break;
case lang_input_section_enum:
- dot = size_input_section(prev,
- output_section_statement,
- output_section_statement->fill, dot);
+ {
+ asection *in = s->input_section.section;
+
+ dot += bfd_get_section_size_before_reloc (in);
+ }
break;
+
case lang_input_statement_enum:
break;
case lang_fill_statement_enum:
fill = s->fill_statement.fill;
break;
case lang_assignment_statement_enum:
- {
- bfd_vma newdot = dot;
- exp_fold_tree(s->assignment_statement.exp,
- output_section_statement,
- lang_allocating_phase_enum,
- dot,
- &newdot);
-
- if (newdot != dot)
- /* We've been moved ! so insert a pad */
- {
- lang_statement_union_type *new =
- (lang_statement_union_type *)
- ldmalloc((bfd_size_type)(sizeof(lang_padding_statement_type)));
- /* Link into existing chain */
- new->header.next = *prev;
- *prev = new;
- new->header.type = lang_padding_statement_enum;
- new->padding_statement.output_section =
- output_section_statement->bfd_section;
- new->padding_statement.output_offset =
- dot - output_section_statement->bfd_section->vma;
- new->padding_statement.fill = fill;
- new->padding_statement.size = newdot - dot;
- output_section_statement->bfd_section->size +=
- new->padding_statement.size;
- dot = newdot;
- }
- }
+ {
+ exp_fold_tree (s->assignment_statement.exp,
+ output_section_statement,
+ lang_final_phase_enum,
+ dot,
+ &dot);
+ }
break;
case lang_padding_statement_enum:
- FAIL();
+ dot += s->padding_statement.size;
break;
default:
- FAIL();
+ FAIL ();
break;
case lang_address_statement_enum:
break;
}
- prev = &s->header.next;
- }
- return dot;
-}
-
-
-static bfd_vma
-DEFUN(lang_do_assignments,(s, output_section_statement, fill, dot),
- lang_statement_union_type *s AND
- lang_output_section_statement_type * output_section_statement AND
- unsigned short fill AND
- bfd_vma dot)
-{
-
- for (; s != (lang_statement_union_type *)NULL ; s = s->next)
- {
- switch (s->header.type) {
- case lang_output_section_statement_enum:
- {
- lang_output_section_statement_type *os =
- &(s->output_section_statement);
- dot = os->bfd_section->vma;
- (void) lang_do_assignments(os->children.head, os, os->fill, dot);
- dot = os->bfd_section->vma + os->bfd_section->size;
- }
- break;
- case lang_wild_statement_enum:
-
- dot = lang_do_assignments(s->wild_statement.children.head,
- output_section_statement,
- fill, dot);
-
- break;
-
- case lang_object_symbols_statement_enum:
- case lang_output_statement_enum:
- case lang_target_statement_enum:
-#if 0
- case lang_common_statement_enum:
-#endif
- break;
- case lang_data_statement_enum:
- {
- etree_value_type value ;
- value = exp_fold_tree(s->data_statement.exp,
- 0, lang_final_phase_enum, dot, &dot);
- s->data_statement.value = value.value;
- if (value.valid == false) info("%F%P: Invalid data statement\n");
- }
- switch (s->data_statement.type) {
- case LONG:
- dot += LONG_SIZE;
- break;
- case SHORT:
- dot += SHORT_SIZE;
- break;
- case BYTE:
- dot += BYTE_SIZE;
- break;
- }
- break;
- case lang_input_section_enum:
- {
- asection *in = s->input_section.section;
- dot += in->size;
- }
- break;
-
- case lang_input_statement_enum:
- break;
- case lang_fill_statement_enum:
- fill = s->fill_statement.fill;
- break;
- case lang_assignment_statement_enum:
- {
- exp_fold_tree(s->assignment_statement.exp,
- output_section_statement,
- lang_final_phase_enum,
- dot,
- &dot);
- }
-
- break;
- case lang_padding_statement_enum:
- dot += s->padding_statement.size;
- break;
- default:
- FAIL();
- break;
- case lang_address_statement_enum:
- break;
- }
}
return dot;
-static void
-DEFUN_VOID(lang_relocate_globals)
-{
-
+static void
+lang_relocate_globals ()
+{
/*
Each ldsym_type maintains a chain of pointers to asymbols which
references the definition. Replace each pointer to the referenence
there isn't one of them then choose one reference.
*/
- FOR_EACH_LDSYM(lgs) {
+ FOR_EACH_LDSYM (lgs)
+ {
asymbol *it;
- if (lgs->sdefs_chain) {
- it = *(lgs->sdefs_chain);
- }
- else if (lgs->scoms_chain != (asymbol **)NULL) {
- it = *(lgs->scoms_chain);
- }
- else if (lgs->srefs_chain != (asymbol **)NULL) {
- it = *(lgs->srefs_chain);
- }
- else {
- /* This can happen when the command line asked for a symbol to
- be -u */
- it = (asymbol *)NULL;
- }
- if (it != (asymbol *)NULL)
- {
- asymbol **ptr= lgs->srefs_chain;
- while (ptr != (asymbol **)NULL) {
+ /* Skip indirect symbols. */
+ if (lgs->flags & SYM_INDIRECT)
+ continue;
+
+ if (lgs->sdefs_chain)
+ {
+ it = *(lgs->sdefs_chain);
+ }
+ else if (lgs->scoms_chain != (asymbol **) NULL)
+ {
+ it = *(lgs->scoms_chain);
+ }
+ else if (lgs->srefs_chain != (asymbol **) NULL)
+ {
+ it = *(lgs->srefs_chain);
+ }
+ else
+ {
+ /* This can happen when the command line asked for a symbol to
+ be -u */
+ it = (asymbol *) NULL;
+ }
+ if (it != (asymbol *) NULL)
+ {
+ asymbol **prev = 0;
+ asymbol **ptr = lgs->srefs_chain;;
+ if (lgs->flags & SYM_WARNING)
+ {
+ produce_warnings (lgs, it);
+ }
+
+ while (ptr != (asymbol **) NULL
+ && ptr != prev)
+ {
asymbol *ref = *ptr;
+ prev = ptr;
*ptr = it;
- ptr = (asymbol **)(ref->udata);
+ ptr = (asymbol **) (ref->udata);
}
- }
+ }
}
}
static void
-DEFUN_VOID(lang_finish)
+lang_finish ()
{
ldsym_type *lgs;
-
- if (entry_symbol == (char *)NULL) {
- /* No entry has been specified, look for start */
+ int warn = config.relocateable_output != true;
+ if (entry_symbol == (char *) NULL)
+ {
+ /* No entry has been specified, look for start, but don't warn */
entry_symbol = "start";
+ warn =0;
}
- lgs = ldsym_get_soft(entry_symbol);
- if (lgs && lgs->sdefs_chain) {
+ lgs = ldsym_get_soft (entry_symbol);
+ if (lgs && lgs->sdefs_chain)
+ {
asymbol *sy = *(lgs->sdefs_chain);
+
/* We can set the entry address*/
- bfd_set_start_address(output_bfd,
- outside_symbol_address(sy));
+ bfd_set_start_address (output_bfd,
+ outside_symbol_address (sy));
}
- else {
- /* Can't find anything reasonable,
- use the first address in the text section
+ else
+ {
+ /* Cannot find anything reasonable,
+ use the first address in the text section
*/
- asection *ts = bfd_get_section_by_name(output_bfd, ".text");
- if (ts) {
- bfd_set_start_address(output_bfd, ts->vma);
+ asection *ts = bfd_get_section_by_name (output_bfd, ".text");
+ if (ts)
+ {
+ if (warn)
+ einfo ("%P: warning: cannot find entry symbol %s, defaulting to %V\n",
+ entry_symbol, ts->vma);
+
+ bfd_set_start_address (output_bfd, ts->vma);
+ }
+ else
+ {
+ if (warn)
+ einfo ("%P: warning: cannot find entry symbol %s, not setting start address\n",
+ entry_symbol);
}
}
}
/* By now we know the target architecture, and we may have an */
/* ldfile_output_machine_name */
static void
-DEFUN_VOID(lang_check)
+lang_check ()
{
lang_statement_union_type *file;
-
- bfd * input_bfd;
+ bfd *input_bfd;
unsigned long input_machine;
enum bfd_architecture input_architecture;
- char *out_arch, *out_arch2;
-
+ CONST bfd_arch_info_type *compatible;
for (file = file_chain.head;
- file != (lang_statement_union_type *)NULL;
- file=file->input_statement.next)
- {
- unsigned long ldfile_new_output_machine;
- enum bfd_architecture ldfile_new_output_architecture;
-
- input_bfd = file->input_statement.the_bfd;
+ file != (lang_statement_union_type *) NULL;
+ file = file->input_statement.next)
+ {
+ input_bfd = file->input_statement.the_bfd;
- input_machine = bfd_get_machine(input_bfd);
- input_architecture = bfd_get_architecture(input_bfd);
+ input_machine = bfd_get_mach (input_bfd);
+ input_architecture = bfd_get_arch (input_bfd);
-
- /* Inspect the architecture and ensure we're linking like with like */
- if (!bfd_arch_compatible(input_bfd,
- output_bfd,
- &ldfile_new_output_architecture,
- &ldfile_new_output_machine))
- {
- /* Result of bfd_printable_arch_mach is not guaranteed to stick
- around after next call, so we have to copy it. */
- out_arch = bfd_printable_arch_mach(ldfile_output_architecture,
- ldfile_output_machine);
- out_arch2 = ldmalloc (strlen (out_arch)+1);
- strcpy (out_arch2, out_arch);
+ /* Inspect the architecture and ensure we're linking like with
+ like */
- info("%P: warning, %s architecture of input file `%B' incompatible with %s output\n",
- bfd_printable_arch_mach(input_architecture, input_machine),
- input_bfd,
- out_arch2);
- free (out_arch2);
+ compatible = bfd_arch_get_compatible (input_bfd,
+ output_bfd);
+
+ if (compatible)
+ {
+ ldfile_output_machine = compatible->mach;
+ ldfile_output_architecture = compatible->arch;
+ }
+ else
+ {
+ info_msg ("%P: warning: %s architecture of input file `%B' is incompatible with %s output\n",
+ bfd_printable_name (input_bfd), input_bfd,
+ bfd_printable_name (output_bfd));
- bfd_set_arch_mach(output_bfd,
- ldfile_new_output_architecture,
- ldfile_new_output_machine);
- }
- }
+ if (! bfd_set_arch_mach (output_bfd,
+ input_architecture,
+ input_machine))
+ einfo ("%P%F:%s: can't set architecture: %E\n",
+ bfd_get_filename (output_bfd));
+ }
+ }
}
-
/*
- * run through all the global common symbols and tie them
- * to the output section requested.
+ * run through all the global common symbols and tie them
+ * to the output section requested.
*
As an experiment we do this 4 times, once for all the byte sizes,
then all the two bytes, all the four bytes and then everything else
*/
static void
-DEFUN_VOID(lang_common)
+lang_common ()
{
ldsym_type *lgs;
size_t power;
+
if (config.relocateable_output == false ||
- command_line.force_common_definition== true) {
- for (power = 1; (config.sort_common == true && power == 1) || (power <= 16); power <<=1) {
- for (lgs = symbol_head;
- lgs != (ldsym_type *)NULL;
- lgs=lgs->next)
+ command_line.force_common_definition == true)
+ {
+ for (power = 1; (config.sort_common == true && power == 1) || (power <= 16); power <<= 1)
{
- asymbol *com ;
- unsigned int power_of_two;
- size_t size;
- size_t align;
- if (lgs->scoms_chain != (asymbol **)NULL) {
- com = *(lgs->scoms_chain);
- size = com->value;
- switch (size) {
- case 0:
- case 1:
- align = 1;
- power_of_two = 0;
- break;
- case 2:
- power_of_two = 1;
- align = 2;
- break;
- case 3:
- case 4:
- power_of_two =2;
- align = 4;
- break;
- case 5:
- case 6:
- case 7:
- case 8:
- power_of_two = 3;
- align = 8;
- break;
- default:
- power_of_two = 4;
- align = 16;
- break;
- }
- if (config.sort_common == false || align == power) {
- /* Change from a common symbol into a definition of
- a symbol */
- lgs->sdefs_chain = lgs->scoms_chain;
- lgs->scoms_chain = (asymbol **)NULL;
- commons_pending--;
- /* Point to the correct common section */
- com->section =
- ((lang_input_statement_type *)
- (com->the_bfd->usrdata))->common_section;
- /* Fix the size of the common section */
- com->section->size = ALIGN(com->section->size, align);
-
- /* Remember if this is the biggest alignment ever seen */
- if (power_of_two > com->section->alignment_power) {
- com->section->alignment_power = power_of_two;
- }
-
- /* Symbol stops being common and starts being global, but
- we remember that it was common once. */
-
- com->flags = BSF_EXPORT | BSF_GLOBAL | BSF_OLD_COMMON;
- com->value = com->section->size;
+ for (lgs = symbol_head;
+ lgs != (ldsym_type *) NULL;
+ lgs = lgs->next)
+ {
+ asymbol *com;
+ unsigned int power_of_two;
+ size_t size;
+ size_t align;
- if (write_map)
+ if (lgs->scoms_chain != (asymbol **) NULL)
{
- printf ("Allocating common %s: %x at %x %s\n",
- lgs->name,
- (unsigned) size,
- (unsigned) com->value,
- com->the_bfd->filename);
+ com = *(lgs->scoms_chain);
+ size = com->value;
+ switch (size)
+ {
+ case 0:
+ case 1:
+ align = 1;
+ power_of_two = 0;
+ break;
+ case 2:
+ power_of_two = 1;
+ align = 2;
+ break;
+ case 3:
+ case 4:
+ power_of_two = 2;
+ align = 4;
+ break;
+ case 5:
+ case 6:
+ case 7:
+ case 8:
+ power_of_two = 3;
+ align = 8;
+ break;
+ default:
+ power_of_two = 4;
+ align = 16;
+ break;
+ }
+ if (config.sort_common == false || align == power)
+ {
+ bfd *symbfd;
+
+ /* Change from a common symbol into a definition of
+ a symbol */
+ lgs->sdefs_chain = lgs->scoms_chain;
+ lgs->scoms_chain = (asymbol **) NULL;
+ commons_pending--;
+
+ /* Point to the correct common section */
+ symbfd = bfd_asymbol_bfd (com);
+ if (com->section == &bfd_com_section)
+ com->section =
+ ((lang_input_statement_type *) symbfd->usrdata)
+ ->common_section;
+ else
+ {
+ CONST char *name;
+ asection *newsec;
+
+ name = bfd_get_section_name (symbfd,
+ com->section);
+ newsec = bfd_get_section_by_name (symbfd,
+ name);
+ /* BFD backend must provide this section. */
+ if (newsec == (asection *) NULL)
+ einfo ("%P%F: no output section %s", name);
+ com->section = newsec;
+ }
+
+ /* Fix the size of the common section */
+
+ com->section->_raw_size =
+ ALIGN_N (com->section->_raw_size,
+ /* The coercion here is important, see ld.h. */
+ (bfd_vma) align);
+
+ /* Remember if this is the biggest alignment ever seen */
+ if (power_of_two > com->section->alignment_power)
+ {
+ com->section->alignment_power = power_of_two;
+ }
+
+ /* Symbol stops being common and starts being global, but
+ we remember that it was common once. */
+
+ com->flags = BSF_EXPORT | BSF_GLOBAL | BSF_OLD_COMMON;
+ com->value = com->section->_raw_size;
+
+ if (write_map && config.map_file)
+ {
+ fprintf (config.map_file, "Allocating common %s: %x at %x %s\n",
+ lgs->name,
+ (unsigned) size,
+ (unsigned) com->value,
+ bfd_asymbol_bfd(com)->filename);
+ }
+
+ com->section->_raw_size += size;
+
+ }
}
- com->section->size += size;
-
}
- }
-
}
}
- }
}
/*
-run through the input files and ensure that every input
+run through the input files and ensure that every input
section has somewhere to go. If one is found without
a destination then create an input request and place it
into the statement tree.
*/
-static void
-DEFUN_VOID(lang_place_orphans)
+static void
+lang_place_orphans ()
{
lang_input_statement_type *file;
- for (file = (lang_input_statement_type*)file_chain.head;
- file != (lang_input_statement_type*)NULL;
- file = (lang_input_statement_type*)file->next) {
- asection *s;
- for (s = file->the_bfd->sections;
- s != (asection *)NULL;
- s = s->next) {
- if ( s->output_section == (asection *)NULL) {
- /* This section of the file is not attatched, root
- around for a sensible place for it to go */
-
- if (file->common_section == s) {
- /* This is a lonely common section which must
- have come from an archive. We attatch to the
- section with the wildcard */
- if (config.relocateable_output != true
- && command_line.force_common_definition == false) {
- if (default_common_section ==
- (lang_output_section_statement_type *)NULL) {
- info("%P: No [COMMON] command, defaulting to .bss\n");
-
- default_common_section =
- lang_output_section_statement_lookup(".bss");
- }
- wild_doit(&default_common_section->children, s,
- default_common_section, file);
- }
- }
- else {
- lang_output_section_statement_type *os =
- lang_output_section_statement_lookup(s->name);
+ for (file = (lang_input_statement_type *) file_chain.head;
+ file != (lang_input_statement_type *) NULL;
+ file = (lang_input_statement_type *) file->next)
+ {
+ asection *s;
- wild_doit(&os->children, s, os, file);
+ for (s = file->the_bfd->sections;
+ s != (asection *) NULL;
+ s = s->next)
+ {
+ if (s->output_section == (asection *) NULL)
+ {
+ /* This section of the file is not attatched, root
+ around for a sensible place for it to go */
+
+ if (file->common_section == s)
+ {
+ /* This is a lonely common section which must
+ have come from an archive. We attatch to the
+ section with the wildcard */
+ if (config.relocateable_output != true
+ && command_line.force_common_definition == false)
+ {
+ if (default_common_section ==
+ (lang_output_section_statement_type *) NULL)
+ {
+ info_msg ("%P: no [COMMON] command, defaulting to .bss\n");
+
+ default_common_section =
+ lang_output_section_statement_lookup (".bss");
+
+ }
+ wild_doit (&default_common_section->children, s,
+ default_common_section, file);
+ }
+ }
+ else
+ {
+ lang_output_section_statement_type *os =
+ lang_output_section_statement_lookup (s->name);
+
+ wild_doit (&os->children, s, os, file);
+ }
+ }
}
- }
}
- }
}
void
-DEFUN(lang_set_flags,(ptr, flags),
- int *ptr AND
- CONST char *flags)
+lang_set_flags (ptr, flags)
+ int *ptr;
+ CONST char *flags;
{
- boolean state = true;
-*ptr= 0;
+ boolean state = false;
+
+ *ptr = 0;
while (*flags)
- {
- if (*flags == '!') {
+ {
+ if (*flags == '!')
+ {
state = false;
flags++;
}
- else state = true;
- switch (*flags) {
+ else
+ state = true;
+ switch (*flags)
+ {
case 'R':
-/* ptr->flag_read = state; */
+ /* ptr->flag_read = state; */
break;
case 'W':
-/* ptr->flag_write = state; */
+ /* ptr->flag_write = state; */
break;
case 'X':
-/* ptr->flag_executable= state;*/
+ /* ptr->flag_executable= state;*/
break;
case 'L':
case 'I':
-/* ptr->flag_loadable= state;*/
+ /* ptr->flag_loadable= state;*/
break;
default:
- info("%P%F illegal syntax in flags\n");
+ einfo ("%P%F: invalid syntax in flags\n");
break;
}
- flags++;
- }
+ flags++;
+ }
}
void
-DEFUN(lang_for_each_file,(func),
- PROTO(void, (*func),(lang_input_statement_type *)))
+lang_for_each_file (func)
+ void (*func) PARAMS ((lang_input_statement_type *));
{
lang_input_statement_type *f;
- for (f = (lang_input_statement_type *)file_chain.head;
- f != (lang_input_statement_type *)NULL;
- f = (lang_input_statement_type *)f->next)
- {
- func(f);
- }
+
+ for (f = (lang_input_statement_type *) file_chain.head;
+ f != (lang_input_statement_type *) NULL;
+ f = (lang_input_statement_type *) f->next)
+ {
+ func (f);
+ }
}
void
-DEFUN(lang_for_each_input_section, (func),
- PROTO(void ,(*func),(bfd *ab, asection*as)))
+lang_for_each_input_section (func)
+ void (*func) PARAMS ((bfd * ab, asection * as));
{
lang_input_statement_type *f;
- for (f = (lang_input_statement_type *)file_chain.head;
- f != (lang_input_statement_type *)NULL;
- f = (lang_input_statement_type *)f->next)
+
+ for (f = (lang_input_statement_type *) file_chain.head;
+ f != (lang_input_statement_type *) NULL;
+ f = (lang_input_statement_type *) f->next)
{
asection *s;
+
for (s = f->the_bfd->sections;
- s != (asection *)NULL;
- s = s->next) {
- func(f->the_bfd, s);
- }
+ s != (asection *) NULL;
+ s = s->next)
+ {
+ func (f->the_bfd, s);
+ }
}
}
-void
-DEFUN(ldlang_add_file,(entry),
- lang_input_statement_type *entry)
+void
+ldlang_add_file (entry)
+ lang_input_statement_type * entry;
{
- lang_statement_append(&file_chain,
- (lang_statement_union_type *)entry,
- &entry->next);
+ lang_statement_append (&file_chain,
+ (lang_statement_union_type *) entry,
+ &entry->next);
}
-
-
void
-DEFUN(lang_add_output,(name),
- CONST char *name)
+lang_add_output (name)
+ CONST char *name;
{
- lang_output_statement_type *new = new_stat(lang_output_statement,
- stat_ptr);
+ lang_output_statement_type *new = new_stat (lang_output_statement,
+ stat_ptr);
+
new->name = name;
had_output_filename = true;
}
static lang_output_section_statement_type *current_section;
+static int topower(x)
+ int x;
+{
+ unsigned int i = 1;
+ int l;
+ if (x < 0) return -1;
+ for (l = 0; l < 32; l++)
+ {
+ if (i >= x) return l;
+ i<<=1;
+ }
+ return 0;
+}
void
-DEFUN(lang_enter_output_section_statement,
- (output_section_statement_name,
- address_exp,
- flags,
- block_value),
- char *output_section_statement_name AND
- etree_type *address_exp AND
- int flags AND
- bfd_vma block_value)
+lang_enter_output_section_statement (output_section_statement_name,
+ address_exp, flags, block_value,
+ align, subalign, base)
+ char *output_section_statement_name;
+ etree_type * address_exp;
+ int flags;
+ bfd_vma block_value;
+ etree_type *align;
+ etree_type *subalign;
+ etree_type *base;
{
lang_output_section_statement_type *os;
- current_section =
- os =
- lang_output_section_statement_lookup(output_section_statement_name);
+
+ current_section =
+ os =
+ lang_output_section_statement_lookup (output_section_statement_name);
+
/* Add this statement to tree */
/* Make next things chain into subchain of this */
if (os->addr_tree ==
- (etree_type *)NULL) {
+ (etree_type *) NULL)
+ {
os->addr_tree =
- address_exp;
+ address_exp;
}
os->flags = flags;
- os->block_value = block_value;
- stat_ptr = & os->children;
+ if (flags & SEC_NEVER_LOAD)
+ os->loadable = 0;
+ else
+ os->loadable = 1;
+ os->block_value = block_value ? block_value : 1;
+ stat_ptr = &os->children;
+ os->subsection_alignment = topower(
+ exp_get_value_int(subalign, -1,
+ "subsection alignment",
+ 0));
+ os->section_alignment = topower(
+ exp_get_value_int(align, -1,
+ "section alignment", 0));
+
+ os->load_base = base;
}
-void
-DEFUN_VOID(lang_final)
+void
+lang_final ()
{
- if (had_output_filename == false) {
- extern CONST char *output_filename;
- lang_add_output(output_filename);
- }
+ if (had_output_filename == false)
+ {
+ extern CONST char *output_filename;
+
+ lang_add_output (output_filename);
+ }
}
+/* Reset the current counters in the regions */
+static void
+reset_memory_regions ()
+{
+ lang_memory_region_type *p = lang_memory_region_list;
+ for (p = lang_memory_region_list;
+ p != (lang_memory_region_type *) NULL;
+ p = p->next)
+ {
+ p->old_length = (bfd_size_type) (p->current - p->origin);
+ p->current = p->origin;
+ }
+}
asymbol *
-DEFUN(create_symbol,(name, flags, section),
- CONST char *name AND
- flagword flags AND
- asection *section)
+DEFUN (create_symbol, (name, flags, section),
+ CONST char *name AND
+ flagword flags AND
+ asection * section)
{
extern lang_input_statement_type *script_file;
- asymbol **def_ptr = (asymbol **)ldmalloc((bfd_size_type)(sizeof(asymbol **)));
+ asymbol **def_ptr = (asymbol **) stat_alloc ((bfd_size_type) (sizeof (asymbol **)));
+
/* Add this definition to script file */
- asymbol *def = (asymbol *)bfd_make_empty_symbol(script_file->the_bfd);
- def->name = buystring(name);
+ asymbol *def = (asymbol *) bfd_make_empty_symbol (script_file->the_bfd);
+ def->name = buystring (name);
def->udata = 0;
def->flags = flags;
def->section = section;
-
*def_ptr = def;
- Q_enter_global_ref(def_ptr);
+ enter_global_ref (def_ptr, name);
return def;
}
-
void
-DEFUN_VOID(lang_process)
-{
- if (had_script == false) {
- parse_line(ldemul_get_script());
- }
- lang_reasonable_defaults();
+lang_process ()
+{
+ lang_reasonable_defaults ();
current_target = default_target;
- lang_for_each_statement(ldlang_open_output); /* Open the output file */
+ lang_for_each_statement (ldlang_open_output); /* Open the output file */
/* For each output section statement, create a section in the output
file */
- lang_create_output_section_statements();
+ lang_create_output_section_statements ();
+
+ ldemul_create_output_section_statements ();
/* Create a dummy bfd for the script */
- lang_init_script_file();
+ lang_init_script_file ();
/* Add to the hash table all undefineds on the command line */
- lang_place_undefineds();
+ lang_place_undefineds ();
/* Create a bfd for each input file */
current_target = default_target;
- lang_for_each_statement(open_input_bfds);
-
- common_section.userdata = (PTR)&common_section_userdata;
+ lang_for_each_statement (open_input_bfds);
/* Run through the contours of the script and attatch input sections
- to the correct output sections
+ to the correct output sections
*/
- map_input_to_output_sections(statement_list.head, (char *)NULL,
- ( lang_output_section_statement_type *)NULL);
+ find_constructors ();
+ map_input_to_output_sections (statement_list.head, (char *) NULL,
+ (lang_output_section_statement_type *) NULL);
+
/* Find any sections not attatched explicitly and handle them */
- lang_place_orphans();
+ lang_place_orphans ();
/* Size up the common data */
- lang_common();
+ lang_common ();
+
+ ldemul_before_allocation ();
+
+
+#if 0
+ had_relax = true;
+ while (had_relax)
+ {
+
+ had_relax = false;
- ldemul_before_allocation();
+ lang_size_sections (statement_list.head,
+ (lang_output_section_statement_type *) NULL,
+ &(statement_list.head), 0, (bfd_vma) 0, true);
+ /* FIXME. Until the code in relax is fixed so that it only reads in
+ stuff once, we cant iterate since there is no way for the linker to
+ know what has been patched and what hasn't */
+ break;
- /* Size up the sections */
- lang_size_sections(statement_list.head,
- (lang_output_section_statement_type *)NULL,
- &(statement_list.head), 0, (bfd_vma)0);
+ }
+#endif
+
+ /* Now run around and relax if we can */
+ if (command_line.relax)
+ {
+ /* First time round is a trial run to get the 'worst case'
+ addresses of the objects if there was no relaxing. */
+ lang_size_sections (statement_list.head,
+ (lang_output_section_statement_type *) NULL,
+ &(statement_list.head), 0, (bfd_vma) 0, false);
+
+ /* Move the global symbols around so the second pass of relaxing
+ can see them. */
+ lang_relocate_globals ();
+
+ reset_memory_regions ();
+
+ /* Do all the assignments, now that we know the final resting
+ places of all the symbols. */
+
+ lang_do_assignments (statement_list.head,
+ abs_output_section,
+ 0, (bfd_vma) 0);
+
+ /* Perform another relax pass - this time we know where the
+ globals are, so can make better guess. */
+ lang_size_sections (statement_list.head,
+ (lang_output_section_statement_type *) NULL,
+ &(statement_list.head), 0, (bfd_vma) 0, true);
+ }
+ else
+ {
+ /* Size up the sections. */
+ lang_size_sections (statement_list.head,
+ abs_output_section,
+ &(statement_list.head), 0, (bfd_vma) 0, false);
+ }
/* See if anything special should be done now we know how big
- everything is */
- ldemul_after_allocation();
+ everything is. */
+ ldemul_after_allocation ();
/* Do all the assignments, now that we know the final restingplaces
of all the symbols */
- lang_do_assignments(statement_list.head,
- (lang_output_section_statement_type *)NULL,
- 0, (bfd_vma)0);
-
- /* Make sure that we're not mixing architectures */
+ lang_do_assignments (statement_list.head,
+ abs_output_section,
+ 0, (bfd_vma) 0);
- lang_check();
/* Move the global symbols around */
- lang_relocate_globals();
+ lang_relocate_globals ();
+
+ /* Make sure that we're not mixing architectures */
+
+ lang_check ();
/* Final stuffs */
- lang_finish();
-}
+ ldemul_finish ();
+ /* Size up the sections. */
+ lang_size_sections (statement_list.head,
+ abs_output_section,
+ &(statement_list.head), 0, (bfd_vma) 0, false);
+ lang_finish ();
+}
/* EXPORTED TO YACC */
void
-DEFUN(lang_add_wild,(section_name, filename),
- CONST char *CONST section_name AND
- CONST char *CONST filename)
+lang_add_wild (section_name, filename)
+ CONST char *CONST section_name;
+ CONST char *CONST filename;
{
- lang_wild_statement_type *new = new_stat(lang_wild_statement,
- stat_ptr);
+ lang_wild_statement_type *new = new_stat (lang_wild_statement,
+ stat_ptr);
- if (section_name != (char *)NULL && strcmp(section_name,"COMMON") == 0)
- {
- placed_commons = true;
- }
- if (filename != (char *)NULL) {
- lang_has_input_file = true;
- }
+ if (section_name != (char *) NULL && strcmp (section_name, "COMMON") == 0)
+ {
+ placed_commons = true;
+ }
+ if (filename != (char *) NULL)
+ {
+ lang_has_input_file = true;
+ }
new->section_name = section_name;
new->filename = filename;
- lang_list_init(&new->children);
+ lang_list_init (&new->children);
}
+
void
-DEFUN(lang_section_start,(name, address),
- CONST char *name AND
- etree_type *address)
+lang_section_start (name, address)
+ CONST char *name;
+ etree_type * address;
{
- lang_address_statement_type *ad =new_stat(lang_address_statement, stat_ptr);
+ lang_address_statement_type *ad = new_stat (lang_address_statement, stat_ptr);
+
ad->section_name = name;
ad->address = address;
}
-void
-DEFUN(lang_add_entry,(name),
- CONST char *name)
+void
+lang_add_entry (name)
+ CONST char *name;
{
entry_symbol = name;
}
void
-DEFUN(lang_add_target,(name),
- CONST char *name)
+lang_add_target (name)
+ CONST char *name;
{
- lang_target_statement_type *new = new_stat(lang_target_statement,
- stat_ptr);
+ lang_target_statement_type *new = new_stat (lang_target_statement,
+ stat_ptr);
+
new->target = name;
}
-
-
-
void
-DEFUN(lang_add_map,(name),
- CONST char *name)
+lang_add_map (name)
+ CONST char *name;
{
- while (*name) {
- switch (*name) {
- case 'F':
- map_option_f = true;
- break;
+ while (*name)
+ {
+ switch (*name)
+ {
+ case 'F':
+ map_option_f = true;
+ break;
+ }
+ name++;
}
- name++;
- }
}
-void
-DEFUN(lang_add_fill,(exp),
- int exp)
+void
+lang_add_fill (exp)
+ int exp;
{
- lang_fill_statement_type *new = new_stat(lang_fill_statement,
- stat_ptr);
+ lang_fill_statement_type *new = new_stat (lang_fill_statement,
+ stat_ptr);
+
new->fill = exp;
}
-void
-DEFUN(lang_add_data,(type, exp),
- int type AND
- union etree_union *exp)
+void
+lang_add_data (type, exp)
+ int type;
+ union etree_union *exp;
{
- lang_data_statement_type *new = new_stat(lang_data_statement,
+ lang_data_statement_type *new = new_stat (lang_data_statement,
stat_ptr);
- new->exp = exp;
- new->type = type;
+
+ new->exp = exp;
+ new->type = type;
}
+
void
-DEFUN(lang_add_assignment,(exp),
- etree_type *exp)
+lang_add_assignment (exp)
+ etree_type * exp;
{
- lang_assignment_statement_type *new = new_stat(lang_assignment_statement,
- stat_ptr);
+ lang_assignment_statement_type *new = new_stat (lang_assignment_statement,
+ stat_ptr);
+
new->exp = exp;
}
void
-DEFUN(lang_add_attribute,(attribute),
- enum statement_enum attribute)
+lang_add_attribute (attribute)
+ enum statement_enum attribute;
{
- new_statement(attribute, sizeof(lang_statement_union_type),stat_ptr);
+ new_statement (attribute, sizeof (lang_statement_union_type), stat_ptr);
}
-
-
-void
-DEFUN(lang_startup,(name),
- CONST char *name)
+void
+lang_startup (name)
+ CONST char *name;
{
- if (startup_file != (char *)NULL) {
- info("%P%FMultiple STARTUP files\n");
- }
+ if (startup_file != (char *) NULL)
+ {
+ einfo ("%P%Fmultiple STARTUP files\n");
+ }
first_file->filename = name;
first_file->local_sym_name = name;
- startup_file= name;
+ startup_file = name;
}
-void
-DEFUN(lang_float,(maybe),
- boolean maybe)
+
+void
+lang_float (maybe)
+ boolean maybe;
{
lang_float_flag = maybe;
}
-void
-DEFUN(lang_leave_output_section_statement,(fill, memspec),
- bfd_vma fill AND
- CONST char *memspec)
+void
+lang_leave_output_section_statement (fill, memspec)
+ bfd_vma fill;
+ CONST char *memspec;
{
current_section->fill = fill;
- current_section->region = lang_memory_region_lookup(memspec);
+ current_section->region = lang_memory_region_lookup (memspec);
stat_ptr = &statement_list;
+
+ /* We remember if we are closing a .data section, since we use it to
+ store constructors in */
+ if (strcmp (current_section->name, ".data") == 0)
+ {
+ end_of_data_section_statement_list = statement_list;
+
+ }
}
+
/*
Create an absolute symbol with the given name with the value of the
address of first byte of the section named.
If the symbol already exists, then do nothing.
*/
void
-DEFUN(lang_abs_symbol_at_beginning_of,(section, name),
- CONST char *section AND
- CONST char *name)
-{
- if (ldsym_undefined(name)) {
- extern bfd *output_bfd;
- extern asymbol *create_symbol();
- asection *s = bfd_get_section_by_name(output_bfd, section);
- asymbol *def = create_symbol(name,
- BSF_GLOBAL | BSF_EXPORT |
- BSF_ABSOLUTE,
- (asection *)NULL);
- if (s != (asection *)NULL) {
- def->value = s->vma;
- }
- else {
- def->value = 0;
+lang_abs_symbol_at_beginning_of (section, name)
+ CONST char *section;
+ CONST char *name;
+{
+ if (ldsym_undefined (name))
+ {
+ asection *s = bfd_get_section_by_name (output_bfd, section);
+ asymbol *def = create_symbol (name,
+ BSF_GLOBAL | BSF_EXPORT,
+ &bfd_abs_section);
+
+ if (s != (asection *) NULL)
+ {
+ def->value = s->vma;
+ }
+ else
+ {
+ def->value = 0;
+ }
}
- }
}
/*
If the symbol already exists, then do nothing.
*/
void
-DEFUN(lang_abs_symbol_at_end_of,(section, name),
- CONST char *section AND
- CONST char *name)
-{
- if (ldsym_undefined(name)){
- extern bfd *output_bfd;
- extern asymbol *create_symbol();
- asection *s = bfd_get_section_by_name(output_bfd, section);
- /* Add a symbol called _end */
- asymbol *def = create_symbol(name,
- BSF_GLOBAL | BSF_EXPORT |
- BSF_ABSOLUTE,
- (asection *)NULL);
- if (s != (asection *)NULL) {
- def->value = s->vma + s->size;
- }
- else {
- def->value = 0;
+lang_abs_symbol_at_end_of (section, name)
+ CONST char *section;
+ CONST char *name;
+{
+ if (ldsym_undefined (name))
+ {
+ asection *s = bfd_get_section_by_name (output_bfd, section);
+
+ /* Add a symbol called _end */
+ asymbol *def = create_symbol (name,
+ BSF_GLOBAL | BSF_EXPORT,
+ &bfd_abs_section);
+
+ if (s != (asection *) NULL)
+ {
+ def->value = s->vma + s->_raw_size;
+ }
+ else
+ {
+ def->value = 0;
+ }
}
- }
}
-void
-DEFUN(lang_statement_append,(list, element, field),
- lang_statement_list_type *list AND
- lang_statement_union_type *element AND
- lang_statement_union_type **field)
+void
+lang_statement_append (list, element, field)
+ lang_statement_list_type * list;
+ lang_statement_union_type * element;
+ lang_statement_union_type ** field;
{
*(list->tail) = element;
list->tail = field;
}
-/* Set the output format type */
+/* Set the output format type. -oformat overrides scripts. */
void
-DEFUN(lang_add_output_format,(format),
-CONST char *format)
+lang_add_output_format (format, from_script)
+ CONST char *format;
+ int from_script;
{
- output_target = format;
+ if (!from_script || output_target == NULL)
+ output_target = format;
}
-
projects / deliverable / binutils-gdb.git / blobdiff