/* mri.c -- handle MRI style linker scripts
- Copyright (C) 1991, 92, 93, 94, 95, 96, 1997, 1998 Free Software Foundation, Inc.
+ Copyright 1991, 92, 93, 94, 95, 96, 1997, 1998, 2000
+ Free Software Foundation, Inc.
This file is part of GLD, the Gnu Linker.
You should have received a copy of the GNU General Public License
along with GLD; see the file COPYING. If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+02111-1307, USA.
+ This bit does the tree decoration when MRI style link scripts
+ are parsed.
-/* This bit does the tree decoration when MRI style link scripts are parsed */
-
-/*
- contributed by Steve Chamberlain
- sac@cygnus.com
-
-*/
+ Contributed by Steve Chamberlain <sac@cygnus.com>. */
#include "bfd.h"
#include "sysdep.h"
#include "ldgram.h"
#include "libiberty.h"
-struct section_name_struct {
+struct section_name_struct
+{
struct section_name_struct *next;
CONST char *name;
CONST char *alias;
etree_type *align;
etree_type *subalign;
int ok_to_load;
-} ;
+};
unsigned int symbol_truncate = 10000;
struct section_name_struct *order;
CONST char *name;
struct section_name_struct **list;
{
-
struct section_name_struct **ptr = list;
+
while (*ptr)
- {
- if (strcmp(name, (*ptr)->name) == 0) {
- /* If this is a match, delete it, we only keep the last instance
- of any name */
- *ptr = (*ptr)->next;
- }
- else {
- ptr = &((*ptr)->next);
+ {
+ if (strcmp (name, (*ptr)->name) == 0)
+ /* If this is a match, delete it, we only keep the last instance
+ of any name. */
+ *ptr = (*ptr)->next;
+ else
+ ptr = &((*ptr)->next);
}
- }
- *ptr = (struct section_name_struct *)xmalloc(sizeof(struct section_name_struct));
+ *ptr = (struct section_name_struct *) xmalloc (sizeof (struct section_name_struct));
return ptr;
}
etree_type *align;
etree_type *subalign;
{
- struct section_name_struct **ptr = lookup(name,list);
+ struct section_name_struct **ptr = lookup (name,list);
+
(*ptr)->name = name;
(*ptr)->vma = vma;
- (*ptr)->next = (struct section_name_struct *)NULL;
+ (*ptr)->next = (struct section_name_struct *) NULL;
(*ptr)->ok_to_load = 0;
(*ptr)->alias = zalias;
(*ptr)->align = align;
(*ptr)->subalign = subalign;
}
-
void
mri_output_section (name, vma)
CONST char *name;
etree_type *vma;
{
- mri_add_to_list(&address, name, vma, 0,0,0);
+ mri_add_to_list (& address, name, vma, 0,0,0);
}
-/* if any ABSOLUTE <name> are in the script, only load those files
-marked thus */
+/* If any ABSOLUTE <name> are in the script, only load those files
+ marked thus. */
void
mri_only_load (name)
CONST char *name;
{
- mri_add_to_list(&only_load, name, 0, 0,0,0);
+ mri_add_to_list (&only_load, name, 0, 0,0,0);
}
-
void
mri_base (exp)
etree_type *exp;
void
mri_draw_tree ()
{
- if (done_tree) return;
-
- /* We don't bother with memory regions. */
-#if 0
- /* Create the regions */
- {
- lang_memory_region_type *r;
- r = lang_memory_region_lookup("long");
- r->current = r->origin = exp_get_vma(base, (bfd_vma)0, "origin",
- lang_first_phase_enum);
- r->length = (bfd_size_type) exp_get_vma(0, (bfd_vma) ~((bfd_size_type)0),
- "length", lang_first_phase_enum);
- }
+ if (done_tree)
+ return;
+
+#if 0 /* We don't bother with memory regions. */
+ /* Create the regions. */
+ {
+ lang_memory_region_type *r;
+
+ r = lang_memory_region_lookup("long");
+ r->current = r->origin = exp_get_vma (base, (bfd_vma)0, "origin",
+ lang_first_phase_enum);
+ r->length = (bfd_size_type) exp_get_vma (0, (bfd_vma) ~((bfd_size_type)0),
+ "length", lang_first_phase_enum);
+ }
#endif
- /* Now build the statements for the ldlang machine */
-
+ /* Now build the statements for the ldlang machine. */
- /* Attatch the addresses of any which have addresses, and add the
- ones not mentioned */
- if (address != (struct section_name_struct *)NULL) {
- struct section_name_struct *alist;
- struct section_name_struct *olist;
- if (order == (struct section_name_struct *)NULL) {
- order = address;
- }
-
- for (alist = address;
- alist != (struct section_name_struct*)NULL;
- alist = alist->next)
+ /* Attatch the addresses of any which have addresses,
+ and add the ones not mentioned. */
+ if (address != (struct section_name_struct *)NULL)
{
- int done = 0;
- for (olist = order;
- done == 0 &&
- olist != (struct section_name_struct *)NULL;
- olist = olist->next)
- {
- if (strcmp(alist->name, olist->name) == 0)
+ struct section_name_struct *alist;
+ struct section_name_struct *olist;
+
+ if (order == (struct section_name_struct *)NULL)
+ order = address;
+
+ for (alist = address;
+ alist != (struct section_name_struct*)NULL;
+ alist = alist->next)
{
- olist->vma = alist->vma;
- done = 1;
+ int done = 0;
+
+ for (olist = order;
+ done == 0 &&
+ olist != (struct section_name_struct *)NULL;
+ olist = olist->next)
+ {
+ if (strcmp (alist->name, olist->name) == 0)
+ {
+ olist->vma = alist->vma;
+ done = 1;
+ }
+ }
+
+ if (!done)
+ {
+ /* Add this onto end of order list. */
+ mri_add_to_list (& order, alist->name, alist->vma, 0,0,0);
+ }
}
- }
- if (!done) {
- /* add this onto end of order list */
- mri_add_to_list(&order, alist->name, alist->vma, 0,0,0);
- }
-
}
- }
-
/* If we're only supposed to load a subset of them in, then prune
the list. */
-
if (only_load != (struct section_name_struct *)NULL)
- {
- struct section_name_struct *ptr1;
- struct section_name_struct *ptr2;
- if (order == (struct section_name_struct*)NULL)
- order = only_load;
-
- /* See if this name is in the list, if it is then we can load it
- */
- for (ptr1 = only_load; ptr1; ptr1 = ptr1->next)
{
- for (ptr2= order; ptr2; ptr2=ptr2->next)
- {
- if (strcmp(ptr2->name, ptr1->name)==0) {
- ptr2->ok_to_load = 1;
- }
- }
+ struct section_name_struct *ptr1;
+ struct section_name_struct *ptr2;
+
+ if (order == (struct section_name_struct*)NULL)
+ order = only_load;
+
+ /* See if this name is in the list, if it is then we can load it. */
+ for (ptr1 = only_load; ptr1; ptr1 = ptr1->next)
+ for (ptr2 = order; ptr2; ptr2 = ptr2->next)
+ if (strcmp (ptr2->name, ptr1->name) == 0)
+ ptr2->ok_to_load = 1;
}
- }
else
- {
- /* No only load list, so everything is ok to load */
- struct section_name_struct *ptr;
- for (ptr = order; ptr; ptr=ptr->next) {
- ptr->ok_to_load = 1;
- }
+ {
+ /* No only load list, so everything is ok to load. */
+ struct section_name_struct *ptr;
+
+ for (ptr = order; ptr; ptr=ptr->next)
+ ptr->ok_to_load = 1;
}
-
-
- /* Create the order of sections to load */
+ /* Create the order of sections to load. */
if (order != (struct section_name_struct *)NULL)
- {
- /* Been told to output the sections in a certain order */
- struct section_name_struct *p = order;
- while (p)
{
- struct section_name_struct *aptr;
- etree_type *align = 0;
- etree_type *subalign = 0;
- /* See if an alignment has been specified */
-
- for (aptr = alignment; aptr; aptr= aptr->next)
- {
- if (strcmp(aptr->name, p->name)==0) {
- align = aptr->align;
- }
- }
-
- for (aptr = subalignment; aptr; aptr= aptr->next)
- {
- if (strcmp(aptr->name, p->name)==0) {
- subalign = aptr->subalign;
- }
- }
-
- if (base == 0) {
- base = p->vma ? p->vma :exp_nameop(NAME, ".");
- }
- lang_enter_output_section_statement (p->name, base,
- p->ok_to_load ? 0 : noload_section,
- 1, align, subalign,
- (etree_type *) NULL);
- base = 0;
- lang_add_wild (p->name, false, (char *)NULL, false, false, NULL);
- /* If there is an alias for this section, add it too */
- for (aptr = alias; aptr; aptr = aptr->next) {
-
- if (strcmp(aptr->alias, p->name)== 0) {
- lang_add_wild (aptr->name, false, (char *)NULL, false, false, NULL);
+ /* Been told to output the sections in a certain order. */
+ struct section_name_struct *p = order;
+
+ while (p)
+ {
+ struct section_name_struct *aptr;
+ etree_type *align = 0;
+ etree_type *subalign = 0;
+
+ /* See if an alignment has been specified. */
+ for (aptr = alignment; aptr; aptr= aptr->next)
+ if (strcmp (aptr->name, p->name) == 0)
+ align = aptr->align;
+
+ for (aptr = subalignment; aptr; aptr= aptr->next)
+ if (strcmp (aptr->name, p->name) == 0)
+ subalign = aptr->subalign;
+
+ if (base == 0)
+ base = p->vma ? p->vma :exp_nameop (NAME, ".");
+
+ lang_enter_output_section_statement (p->name, base,
+ p->ok_to_load ? 0 : noload_section,
+ 1, align, subalign,
+ (etree_type *) NULL);
+ base = 0;
+ lang_add_wild (p->name, false, (char *)NULL, false, false, NULL);
+
+ /* If there is an alias for this section, add it too. */
+ for (aptr = alias; aptr; aptr = aptr->next)
+ if (strcmp (aptr->alias, p->name) == 0)
+ lang_add_wild (aptr->name, false, (char *)NULL, false, false, NULL);
+
+ lang_leave_output_section_statement
+ (0, "*default*", (struct lang_output_section_phdr_list *) NULL,
+ "*default*");
+
+ p = p->next;
}
- }
-
- lang_leave_output_section_statement
- (0, "*default*", (struct lang_output_section_phdr_list *) NULL,
- "*default*");
-
- p = p->next;
}
- }
-
done_tree = 1;
-
}
+
void
mri_load (name)
CONST char *name;
{
base = 0;
- lang_add_input_file(name,
- lang_input_file_is_file_enum, (char *)NULL);
- /* lang_leave_output_section_statement(0,"*default*");*/
+ lang_add_input_file (name,
+ lang_input_file_is_file_enum, (char *)NULL);
+#if 0
+ lang_leave_output_section_statement (0,"*default*");
+#endif
}
-
void
mri_order (name)
CONST char *name;
{
- mri_add_to_list(&order, name, 0, 0,0,0);
+ mri_add_to_list (& order, name, 0, 0,0,0);
}
void
CONST char *is;
int isn;
{
- if (!is) {
- /* Some sections are digits - */
- char buf[20];
- sprintf(buf, "%d", isn);
- is = xstrdup (buf);
- if (is == NULL)
- abort ();
- }
- mri_add_to_list(&alias, is, 0, want,0,0);
-
+ if (!is)
+ {
+ char buf[20];
+
+ /* Some sections are digits. */
+ sprintf (buf, "%d", isn);
+
+ is = xstrdup (buf);
+
+ if (is == NULL)
+ abort ();
+ }
+
+ mri_add_to_list (& alias, is, 0, want,0,0);
}
-
void
mri_name (name)
CONST char *name;
{
- lang_add_output(name, 1);
-
+ lang_add_output (name, 1);
}
-
void
mri_format (name)
CONST char *name;
{
- if (strcmp(name, "S") == 0)
- {
- lang_add_output_format("srec", (char *) NULL, (char *) NULL, 1);
- }
- else if (strcmp(name, "IEEE") == 0)
- {
- lang_add_output_format("ieee", (char *) NULL, (char *) NULL, 1);
- }
- else if (strcmp(name, "COFF") == 0)
- {
- lang_add_output_format("coff-m68k", (char *) NULL, (char *) NULL, 1);
- }
- else {
- einfo(_("%P%F: unknown format type %s\n"), name);
- }
+ if (strcmp (name, "S") == 0)
+ lang_add_output_format ("srec", (char *) NULL, (char *) NULL, 1);
+
+ else if (strcmp (name, "IEEE") == 0)
+ lang_add_output_format ("ieee", (char *) NULL, (char *) NULL, 1);
+
+ else if (strcmp (name, "COFF") == 0)
+ lang_add_output_format ("coff-m68k", (char *) NULL, (char *) NULL, 1);
+
+ else
+ einfo (_("%P%F: unknown format type %s\n"), name);
}
-
void
mri_public (name, exp)
CONST char *name;
etree_type *exp;
{
- lang_add_assignment(exp_assop('=', name, exp));
+ lang_add_assignment (exp_assop ('=', name, exp));
}
void
CONST char *name;
etree_type *exp;
{
- mri_add_to_list(&alignment, name,0,0,exp,0);
+ mri_add_to_list (& alignment, name, 0, 0, exp, 0);
}
void
CONST char *name;
etree_type *exp;
{
- mri_add_to_list(&subalignment, name,0,0,0,exp);
+ mri_add_to_list (& subalignment, name, 0, 0, 0, exp);
}
-
void
mri_truncate (exp)
unsigned int exp;
{
symbol_truncate = exp;
}
+
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