diff options
Diffstat (limited to 'bfd/coff-ppc.c')
| -rw-r--r-- | bfd/coff-ppc.c | 316 |
1 files changed, 112 insertions, 204 deletions
diff --git a/bfd/coff-ppc.c b/bfd/coff-ppc.c index 895ffd0..fa04933 100644 --- a/bfd/coff-ppc.c +++ b/bfd/coff-ppc.c @@ -1,7 +1,7 @@ /* BFD back-end for PowerPC Microsoft Portable Executable files. Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, - 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 - Free Software Foundation, Inc. + 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, + 2012 Free Software Foundation, Inc. Original version pieced together by Kim Knuttila (krk@cygnus.com) @@ -52,9 +52,8 @@ /* This file is compiled more than once, but we only compile the final_link routine once. */ -extern bfd_boolean ppc_bfd_coff_final_link - PARAMS ((bfd *, struct bfd_link_info *)); -extern void dump_toc PARAMS ((PTR)); +extern bfd_boolean ppc_bfd_coff_final_link (bfd *, struct bfd_link_info *); +extern void dump_toc (void *); /* The toc is a set of bfd_vma fields. We use the fact that valid addresses are even (i.e. the bit representing "1" is off) to allow @@ -123,26 +122,12 @@ struct ppc_coff_link_hash_table struct coff_link_hash_table root; /* First entry, as required. */ }; -static struct bfd_hash_entry *ppc_coff_link_hash_newfunc - PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, - const char *)); -static struct bfd_link_hash_table *ppc_coff_link_hash_table_create - PARAMS ((bfd *)); -static bfd_boolean coff_ppc_relocate_section - PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, - struct internal_reloc *, struct internal_syment *, asection **)); -static reloc_howto_type *coff_ppc_rtype_to_howto - PARAMS ((bfd *, asection *, struct internal_reloc *, - struct coff_link_hash_entry *, struct internal_syment *, - bfd_vma *)); - /* Routine to create an entry in the link hash table. */ static struct bfd_hash_entry * -ppc_coff_link_hash_newfunc (entry, table, string) - struct bfd_hash_entry *entry; - struct bfd_hash_table *table; - const char *string; +ppc_coff_link_hash_newfunc (struct bfd_hash_entry * entry, + struct bfd_hash_table * table, + const char * string) { struct ppc_coff_link_hash_entry *ret = (struct ppc_coff_link_hash_entry *) entry; @@ -180,9 +165,10 @@ ppc_coff_link_hash_newfunc (entry, table, string) static bfd_boolean ppc_coff_link_hash_table_init (struct ppc_coff_link_hash_table *table, bfd *abfd, - struct bfd_hash_entry *(*newfunc) (struct bfd_hash_entry *, - struct bfd_hash_table *, - const char *), + struct bfd_hash_entry *(*newfunc) + (struct bfd_hash_entry *, + struct bfd_hash_table *, + const char *), unsigned int entsize) { return _bfd_coff_link_hash_table_init (&table->root, abfd, newfunc, entsize); @@ -191,8 +177,7 @@ ppc_coff_link_hash_table_init (struct ppc_coff_link_hash_table *table, /* Create a PE linker hash table. */ static struct bfd_link_hash_table * -ppc_coff_link_hash_table_create (abfd) - bfd *abfd; +ppc_coff_link_hash_table_create (bfd *abfd) { struct ppc_coff_link_hash_table *ret; bfd_size_type amt = sizeof (struct ppc_coff_link_hash_table); @@ -314,55 +299,19 @@ ppc_coff_link_hash_table_create (abfd) /* Static helper functions to make relocation work. */ /* (Work In Progress) */ -static bfd_reloc_status_type ppc_refhi_reloc PARAMS ((bfd *abfd, - arelent *reloc, - asymbol *symbol, - PTR data, - asection *section, - bfd *output_bfd, - char **error)); -static bfd_reloc_status_type ppc_pair_reloc PARAMS ((bfd *abfd, - arelent *reloc, - asymbol *symbol, - PTR data, - asection *section, - bfd *output_bfd, - char **error)); - -static bfd_reloc_status_type ppc_toc16_reloc PARAMS ((bfd *abfd, - arelent *reloc, - asymbol *symbol, - PTR data, - asection *section, - bfd *output_bfd, - char **error)); - -static bfd_reloc_status_type ppc_section_reloc PARAMS ((bfd *abfd, - arelent *reloc, - asymbol *symbol, - PTR data, - asection *section, - bfd *output_bfd, - char **error)); - -static bfd_reloc_status_type ppc_secrel_reloc PARAMS ((bfd *abfd, - arelent *reloc, - asymbol *symbol, - PTR data, - asection *section, - bfd *output_bfd, - char **error)); - -static bfd_reloc_status_type ppc_imglue_reloc PARAMS ((bfd *abfd, - arelent *reloc, - asymbol *symbol, - PTR data, - asection *section, - bfd *output_bfd, - char **error)); - -static bfd_boolean in_reloc_p PARAMS((bfd *abfd, reloc_howto_type *howto)); - +static bfd_reloc_status_type ppc_refhi_reloc + (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); +static bfd_reloc_status_type ppc_pair_reloc + (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); +static bfd_reloc_status_type ppc_toc16_reloc + (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); +static bfd_reloc_status_type ppc_section_reloc + (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); +static bfd_reloc_status_type ppc_secrel_reloc + (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); +static bfd_reloc_status_type ppc_imglue_reloc + (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); + /* FIXME: It'll take a while to get through all of these. I only need a few to get us started, so those I'll make sure work. Those marked FIXME are either completely unverified or have a specific unknown marked in the comment. */ @@ -816,15 +765,11 @@ struct list_ele extern struct list_ele *head; extern struct list_ele *tail; -static void record_toc - PARAMS ((asection *, bfd_signed_vma, enum ref_category, const char *)); - static void -record_toc (toc_section, our_toc_offset, cat, name) - asection *toc_section; - bfd_signed_vma our_toc_offset; - enum ref_category cat; - const char *name; +record_toc (asection *toc_section, + bfd_signed_vma our_toc_offset, + enum ref_category cat, + const char *name) { /* Add this entry to our toc addr-offset-name list. */ bfd_size_type amt = sizeof (struct list_ele); @@ -852,19 +797,13 @@ record_toc (toc_section, our_toc_offset, cat, name) #ifdef COFF_IMAGE_WITH_PE -static bfd_boolean ppc_record_toc_entry - PARAMS ((bfd *, struct bfd_link_info *, asection *, int, enum toc_type)); -static void ppc_mark_symbol_as_glue - PARAMS ((bfd *, int, struct internal_reloc *)); - /* Record a toc offset against a symbol. */ static bfd_boolean -ppc_record_toc_entry(abfd, info, sec, sym, toc_kind) - bfd *abfd; - struct bfd_link_info *info ATTRIBUTE_UNUSED; - asection *sec ATTRIBUTE_UNUSED; - int sym; - enum toc_type toc_kind ATTRIBUTE_UNUSED; +ppc_record_toc_entry (bfd *abfd, + struct bfd_link_info *info ATTRIBUTE_UNUSED, + asection *sec ATTRIBUTE_UNUSED, + int sym, + enum toc_type toc_kind ATTRIBUTE_UNUSED) { struct ppc_coff_link_hash_entry *h; int *local_syms; @@ -937,10 +876,9 @@ ppc_record_toc_entry(abfd, info, sec, sym, toc_kind) /* Record a toc offset against a symbol. */ static void -ppc_mark_symbol_as_glue(abfd, sym, rel) - bfd *abfd; - int sym; - struct internal_reloc *rel; +ppc_mark_symbol_as_glue (bfd *abfd, + int sym, + struct internal_reloc *rel) { struct ppc_coff_link_hash_entry *h; @@ -959,9 +897,9 @@ ppc_mark_symbol_as_glue(abfd, sym, rel) /* Return TRUE if this relocation should appear in the output .reloc section. */ -static bfd_boolean in_reloc_p(abfd, howto) - bfd * abfd ATTRIBUTE_UNUSED; - reloc_howto_type *howto; +static bfd_boolean +in_reloc_p (bfd * abfd ATTRIBUTE_UNUSED, + reloc_howto_type *howto) { return (! howto->pc_relative) @@ -993,16 +931,14 @@ write_base_file_entry (bfd *obfd, struct bfd_link_info *info, bfd_vma addr) /* The reloc processing routine for the optimized COFF linker. */ static bfd_boolean -coff_ppc_relocate_section (output_bfd, info, input_bfd, input_section, - contents, relocs, syms, sections) - bfd *output_bfd; - struct bfd_link_info *info; - bfd *input_bfd; - asection *input_section; - bfd_byte *contents; - struct internal_reloc *relocs; - struct internal_syment *syms; - asection **sections; +coff_ppc_relocate_section (bfd *output_bfd, + struct bfd_link_info *info, + bfd *input_bfd, + asection *input_section, + bfd_byte *contents, + struct internal_reloc *relocs, + struct internal_syment *syms, + asection **sections) { struct internal_reloc *rel; struct internal_reloc *relend; @@ -1523,8 +1459,7 @@ static char * h3 = N_(" Offset spelling (if present)\n"); void -dump_toc (vfile) - PTR vfile; +dump_toc (void * vfile) { FILE *file = (FILE *) vfile; struct list_ele *t; @@ -1570,8 +1505,7 @@ dump_toc (vfile) } bfd_boolean -ppc_allocate_toc_section (info) - struct bfd_link_info *info ATTRIBUTE_UNUSED; +ppc_allocate_toc_section (struct bfd_link_info *info ATTRIBUTE_UNUSED) { asection *s; bfd_byte *foo; @@ -1601,9 +1535,8 @@ ppc_allocate_toc_section (info) } bfd_boolean -ppc_process_before_allocation (abfd, info) - bfd *abfd; - struct bfd_link_info *info; +ppc_process_before_allocation (bfd *abfd, + struct bfd_link_info *info) { asection *sec; struct internal_reloc *i, *rel; @@ -1664,15 +1597,13 @@ ppc_process_before_allocation (abfd, info) #endif static bfd_reloc_status_type -ppc_refhi_reloc (abfd, reloc_entry, symbol, data, - input_section, output_bfd, error_message) - bfd *abfd ATTRIBUTE_UNUSED; - arelent *reloc_entry ATTRIBUTE_UNUSED; - asymbol *symbol ATTRIBUTE_UNUSED; - PTR data ATTRIBUTE_UNUSED; - asection *input_section ATTRIBUTE_UNUSED; - bfd *output_bfd; - char **error_message ATTRIBUTE_UNUSED; +ppc_refhi_reloc (bfd *abfd ATTRIBUTE_UNUSED, + arelent *reloc_entry ATTRIBUTE_UNUSED, + asymbol *symbol ATTRIBUTE_UNUSED, + void * data ATTRIBUTE_UNUSED, + asection *input_section ATTRIBUTE_UNUSED, + bfd *output_bfd, + char **error_message ATTRIBUTE_UNUSED) { UN_IMPL("REFHI"); DUMP_RELOC("REFHI",reloc_entry); @@ -1684,15 +1615,13 @@ ppc_refhi_reloc (abfd, reloc_entry, symbol, data, } static bfd_reloc_status_type -ppc_pair_reloc (abfd, reloc_entry, symbol, data, - input_section, output_bfd, error_message) - bfd *abfd ATTRIBUTE_UNUSED; - arelent *reloc_entry ATTRIBUTE_UNUSED; - asymbol *symbol ATTRIBUTE_UNUSED; - PTR data ATTRIBUTE_UNUSED; - asection *input_section ATTRIBUTE_UNUSED; - bfd *output_bfd; - char **error_message ATTRIBUTE_UNUSED; +ppc_pair_reloc (bfd *abfd ATTRIBUTE_UNUSED, + arelent *reloc_entry ATTRIBUTE_UNUSED, + asymbol *symbol ATTRIBUTE_UNUSED, + void * data ATTRIBUTE_UNUSED, + asection *input_section ATTRIBUTE_UNUSED, + bfd *output_bfd, + char **error_message ATTRIBUTE_UNUSED) { UN_IMPL("PAIR"); DUMP_RELOC("PAIR",reloc_entry); @@ -1702,17 +1631,15 @@ ppc_pair_reloc (abfd, reloc_entry, symbol, data, return bfd_reloc_undefined; } - + static bfd_reloc_status_type -ppc_toc16_reloc (abfd, reloc_entry, symbol, data, - input_section, output_bfd, error_message) - bfd *abfd ATTRIBUTE_UNUSED; - arelent *reloc_entry ATTRIBUTE_UNUSED; - asymbol *symbol ATTRIBUTE_UNUSED; - PTR data ATTRIBUTE_UNUSED; - asection *input_section ATTRIBUTE_UNUSED; - bfd *output_bfd; - char **error_message ATTRIBUTE_UNUSED; +ppc_toc16_reloc (bfd *abfd ATTRIBUTE_UNUSED, + arelent *reloc_entry ATTRIBUTE_UNUSED, + asymbol *symbol ATTRIBUTE_UNUSED, + void * data ATTRIBUTE_UNUSED, + asection *input_section ATTRIBUTE_UNUSED, + bfd *output_bfd, + char **error_message ATTRIBUTE_UNUSED) { UN_IMPL ("TOCREL16"); DUMP_RELOC ("TOCREL16",reloc_entry); @@ -1724,15 +1651,13 @@ ppc_toc16_reloc (abfd, reloc_entry, symbol, data, } static bfd_reloc_status_type -ppc_secrel_reloc (abfd, reloc_entry, symbol, data, - input_section, output_bfd, error_message) - bfd *abfd ATTRIBUTE_UNUSED; - arelent *reloc_entry ATTRIBUTE_UNUSED; - asymbol *symbol ATTRIBUTE_UNUSED; - PTR data ATTRIBUTE_UNUSED; - asection *input_section ATTRIBUTE_UNUSED; - bfd *output_bfd; - char **error_message ATTRIBUTE_UNUSED; +ppc_secrel_reloc (bfd *abfd ATTRIBUTE_UNUSED, + arelent *reloc_entry ATTRIBUTE_UNUSED, + asymbol *symbol ATTRIBUTE_UNUSED, + void * data ATTRIBUTE_UNUSED, + asection *input_section ATTRIBUTE_UNUSED, + bfd *output_bfd, + char **error_message ATTRIBUTE_UNUSED) { UN_IMPL("SECREL"); DUMP_RELOC("SECREL",reloc_entry); @@ -1744,15 +1669,13 @@ ppc_secrel_reloc (abfd, reloc_entry, symbol, data, } static bfd_reloc_status_type -ppc_section_reloc (abfd, reloc_entry, symbol, data, - input_section, output_bfd, error_message) - bfd *abfd ATTRIBUTE_UNUSED; - arelent *reloc_entry ATTRIBUTE_UNUSED; - asymbol *symbol ATTRIBUTE_UNUSED; - PTR data ATTRIBUTE_UNUSED; - asection *input_section ATTRIBUTE_UNUSED; - bfd *output_bfd; - char **error_message ATTRIBUTE_UNUSED; +ppc_section_reloc (bfd *abfd ATTRIBUTE_UNUSED, + arelent *reloc_entry ATTRIBUTE_UNUSED, + asymbol *symbol ATTRIBUTE_UNUSED, + void * data ATTRIBUTE_UNUSED, + asection *input_section ATTRIBUTE_UNUSED, + bfd *output_bfd, + char **error_message ATTRIBUTE_UNUSED) { UN_IMPL("SECTION"); DUMP_RELOC("SECTION",reloc_entry); @@ -1764,15 +1687,14 @@ ppc_section_reloc (abfd, reloc_entry, symbol, data, } static bfd_reloc_status_type -ppc_imglue_reloc (abfd, reloc_entry, symbol, data, - input_section, output_bfd, error_message) - bfd *abfd ATTRIBUTE_UNUSED; - arelent *reloc_entry ATTRIBUTE_UNUSED; - asymbol *symbol ATTRIBUTE_UNUSED; - PTR data ATTRIBUTE_UNUSED; - asection *input_section ATTRIBUTE_UNUSED; - bfd *output_bfd; - char **error_message ATTRIBUTE_UNUSED; +ppc_imglue_reloc (bfd *abfd ATTRIBUTE_UNUSED, + arelent *reloc_entry ATTRIBUTE_UNUSED, + asymbol *symbol ATTRIBUTE_UNUSED, + void * data ATTRIBUTE_UNUSED, + asection *input_section ATTRIBUTE_UNUSED, + bfd *output_bfd, + char **error_message ATTRIBUTE_UNUSED) + { UN_IMPL("IMGLUE"); DUMP_RELOC("IMGLUE",reloc_entry); @@ -1789,12 +1711,9 @@ ppc_imglue_reloc (abfd, reloc_entry, symbol, data, /* FIXME: There is a possibility that when we read in a reloc from a file, that there are some bits encoded in the upper portion of the type field. Not yet implemented. */ -static void ppc_coff_rtype2howto PARAMS ((arelent *, struct internal_reloc *)); static void -ppc_coff_rtype2howto (relent, internal) - arelent *relent; - struct internal_reloc *internal; +ppc_coff_rtype2howto (arelent *relent, struct internal_reloc *internal) { /* We can encode one of three things in the type field, aside from the type: @@ -1854,13 +1773,12 @@ ppc_coff_rtype2howto (relent, internal) } static reloc_howto_type * -coff_ppc_rtype_to_howto (abfd, sec, rel, h, sym, addendp) - bfd *abfd ATTRIBUTE_UNUSED; - asection *sec; - struct internal_reloc *rel; - struct coff_link_hash_entry *h ATTRIBUTE_UNUSED; - struct internal_syment *sym ATTRIBUTE_UNUSED; - bfd_vma *addendp; +coff_ppc_rtype_to_howto (bfd *abfd ATTRIBUTE_UNUSED, + asection *sec, + struct internal_reloc *rel, + struct coff_link_hash_entry *h ATTRIBUTE_UNUSED, + struct internal_syment *sym ATTRIBUTE_UNUSED, + bfd_vma *addendp) { reloc_howto_type *howto; @@ -1929,13 +1847,9 @@ coff_ppc_rtype_to_howto (abfd, sec, rel, h, sym, addendp) #define HOW2MAP(bfd_rtype,ppc_rtype) \ case bfd_rtype: return &ppc_coff_howto_table[ppc_rtype] -static reloc_howto_type *ppc_coff_reloc_type_lookup -PARAMS ((bfd *, bfd_reloc_code_real_type)); - static reloc_howto_type * -ppc_coff_reloc_type_lookup (abfd, code) - bfd *abfd ATTRIBUTE_UNUSED; - bfd_reloc_code_real_type code; +ppc_coff_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, + bfd_reloc_code_real_type code) { switch (code) { @@ -2012,12 +1926,8 @@ ppc_coff_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, #ifndef COFF_IMAGE_WITH_PE -static bfd_boolean ppc_do_last PARAMS ((bfd *)); -static bfd *ppc_get_last PARAMS ((void)); - static bfd_boolean -ppc_do_last (abfd) - bfd *abfd; +ppc_do_last (bfd *abfd) { if (abfd == bfd_of_toc_owner) return TRUE; @@ -2026,7 +1936,7 @@ ppc_do_last (abfd) } static bfd * -ppc_get_last() +ppc_get_last (void) { return bfd_of_toc_owner; } @@ -2045,9 +1955,7 @@ ppc_get_last() /* Do the final link step. */ bfd_boolean -ppc_bfd_coff_final_link (abfd, info) - bfd *abfd; - struct bfd_link_info *info; +ppc_bfd_coff_final_link (bfd *abfd, struct bfd_link_info *info) { bfd_size_type symesz; struct coff_final_link_info flaginfo; @@ -2391,8 +2299,8 @@ ppc_bfd_coff_final_link (abfd, info) file_ptr pos; flaginfo.last_file.n_value = obj_raw_syment_count (abfd); - bfd_coff_swap_sym_out (abfd, (PTR) &flaginfo.last_file, - (PTR) flaginfo.outsyms); + bfd_coff_swap_sym_out (abfd, &flaginfo.last_file, + flaginfo.outsyms); pos = obj_sym_filepos (abfd) + flaginfo.last_file_index * symesz; if (bfd_seek (abfd, pos, SEEK_SET) != 0 || bfd_bwrite (flaginfo.outsyms, symesz, abfd) != symesz) @@ -2443,12 +2351,12 @@ ppc_bfd_coff_final_link (abfd, info) BFD_ASSERT ((*rel_hash)->indx >= 0); irel->r_symndx = (*rel_hash)->indx; } - bfd_coff_swap_reloc_out (abfd, (PTR) irel, (PTR) erel); + bfd_coff_swap_reloc_out (abfd, irel, erel); } amt = relsz * o->reloc_count; if (bfd_seek (abfd, o->rel_filepos, SEEK_SET) != 0 - || bfd_bwrite ((PTR) external_relocs, amt, abfd) != amt) + || bfd_bwrite (external_relocs, amt, abfd) != amt) goto error_return; } |