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-rw-r--r--ld/emultempl/hppaosf.em172
1 files changed, 171 insertions, 1 deletions
diff --git a/ld/emultempl/hppaosf.em b/ld/emultempl/hppaosf.em
index 93ae021..3bbb945 100644
--- a/ld/emultempl/hppaosf.em
+++ b/ld/emultempl/hppaosf.em
@@ -29,6 +29,7 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "config.h"
#include "ldemul.h"
#include "ldfile.h"
+#include "ldlang.h"
#include "ldmisc.h"
extern boolean lang_float_flag;
@@ -45,6 +46,173 @@ static void hppaosf_before_parse()
ldfile_output_architecture = bfd_arch_hppa;
}
+static lang_input_statement_type *stub_file = 0;
+
+static lang_input_section_type *stub_input_section = NULL;
+
+extern lang_statement_list_type *stat_ptr;
+/* List of statements needed to handle constructors */
+extern lang_statement_list_type constructor_list;
+
+static void
+hppaosf_search_for_padding_statements(s,prev)
+ lang_statement_union_type *s;
+ lang_statement_union_type **prev;
+{
+ lang_statement_union_type *sprev = NULL;
+ for (; s != (lang_statement_union_type *) NULL; s = s->next)
+ {
+ switch (s->header.type)
+ {
+ case lang_constructors_statement_enum:
+ hppaosf_search_for_padding_statements (constructor_list.head,&constructor_list.head);
+ break;
+ case lang_output_section_statement_enum:
+ hppaosf_search_for_padding_statements
+ (s->output_section_statement.children.head,&s->output_section_statement.children.head);
+ break;
+ case lang_wild_statement_enum:
+ hppaosf_search_for_padding_statements
+ (s->wild_statement.children.head,&s->wild_statement.children.head);
+ break;
+ case lang_data_statement_enum:
+ case lang_object_symbols_statement_enum:
+ case lang_output_statement_enum:
+ case lang_target_statement_enum:
+ case lang_input_section_enum:
+ case lang_input_statement_enum:
+ case lang_assignment_statement_enum:
+ case lang_address_statement_enum:
+ break;
+ case lang_padding_statement_enum:
+ if ( sprev )
+ {
+ sprev->header.next = s->header.next;
+ }
+ else
+ {
+ **prev = *s;
+ }
+ break;
+ default:
+ FAIL ();
+ break;
+ }
+ sprev = s;
+ }
+}
+
+static void
+hppaosf_finish()
+{
+ extern asymbol *hppa_look_for_stubs_in_section();
+ extern ld_config_type config;
+
+ if (config.relocateable_output == false)
+ {
+ /* check for needed stubs */
+ LANG_FOR_EACH_INPUT_SECTION
+ (statement, abfd, section,
+ (
+ {
+ int new_sym_cnt = 0;
+ int i,j;
+ asymbol *syms = hppa_look_for_stubs_in_section (stub_file->the_bfd,
+ abfd,
+ output_bfd,
+ section,
+ statement->asymbols,
+ &new_sym_cnt);
+
+ if ( (new_sym_cnt > 0) && syms )
+ {
+ struct symbol_cache_entry **old_asymbols = stub_file->asymbols;
+
+ stub_file->asymbols = ldmalloc((stub_file->symbol_count + new_sym_cnt) * sizeof(asymbol *));
+
+ for ( j = 0; j < stub_file->symbol_count; j++ )
+ stub_file->asymbols[j] = old_asymbols[j];
+
+ for ( j = 0, i = stub_file->symbol_count; j < new_sym_cnt; j++, i++ )
+ stub_file->asymbols[i] = &syms[j];
+
+ stub_file->symbol_count += new_sym_cnt;
+ /* Now, attach the contents of the new linker stub(s) */
+ /* to the linker stub input section. */
+
+
+ }
+ }
+ )
+ )
+ /* Add a statement to get the linker stubs included in the output */
+ lang_add_wild(".hppa_linker_stubs",NULL);
+
+ /* If we've added stubs,remove the padding_statements because */
+ /* they are no longer valid */
+ hppaosf_search_for_padding_statements(stat_ptr->head,&(stat_ptr->head));
+ }
+}
+
+static void
+hppaosf_create_output_section_statements()
+{
+ asection *stub_sec;
+ asection *output_text_sec = bfd_make_section_old_way(output_bfd,".text");
+ lang_input_section_type *new_input_sec;
+
+ stub_file = lang_add_input_file ("linker stubs",
+ lang_input_file_is_fake_enum,
+ (char *) NULL);
+ stub_file->the_bfd = bfd_create ("linker stubs", output_bfd);
+ stub_file->symbol_count = 0;
+ stub_file->the_bfd->sections = 0;
+
+ stub_sec = bfd_make_section_old_way(stub_file->the_bfd,".hppa_linker_stubs");
+ stub_sec->output_section = output_text_sec;
+ bfd_set_section_flags(stub_file->the_bfd, stub_sec, SEC_HAS_CONTENTS | SEC_ALLOC | SEC_CODE | SEC_RELOC );
+
+ /* The user data of a bfd points to the input statement attached */
+ stub_file->the_bfd->usrdata = (void *)stub_file;
+ stub_file->common_section =
+ bfd_make_section(stub_file->the_bfd,"COMMON");
+
+ new_input_sec = (lang_input_section_type *)stat_alloc(sizeof(lang_input_section_type));
+ if ( new_input_sec )
+ {
+ lang_output_section_statement_type *text_output_sec;
+ lang_statement_union_type *stmt;
+ lang_wild_statement_type *stub_statement;
+ new_input_sec->section = stub_sec;
+ new_input_sec->ifile = stub_file;
+ new_input_sec->header.type = lang_input_section_enum;
+ new_input_sec->header.next = NULL;
+
+ stub_input_section = new_input_sec;
+
+ /* Find the output_section_statement for .text, */
+ /* then find the wild_statement for .hppa_linker_stubs */
+
+ text_output_sec = lang_output_section_find(".text");
+
+ stmt = text_output_sec->children.head;
+
+ while (stmt && stmt->header.type != lang_wild_statement_enum)
+ {
+ stmt = stmt->header.next;
+ }
+
+ if ( stmt )
+ {
+ lang_wild_statement_type *wstmt = (lang_wild_statement_type *)stmt;
+ lang_list_init(&wstmt->children);
+ lang_statement_append(&wstmt->children,
+ (lang_statement_union_type *)new_input_sec,
+ &new_input_sec->header.next);
+ }
+ }
+}
+
static void
hppaosf_set_output_arch()
{
@@ -126,6 +294,8 @@ struct ld_emulation_xfer_struct ld_hppaosf_emulation =
before_allocation_default,
hppaosf_get_script,
"hppaosf",
- "elf32-hppa"
+ "elf32-hppa",
+ hppaosf_finish,
+ hppaosf_create_output_section_statements
};
EOF