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Diffstat (limited to 'binutils-2.22/bfd/coff-rs6000.c')
-rw-r--r--binutils-2.22/bfd/coff-rs6000.c154
1 files changed, 100 insertions, 54 deletions
diff --git a/binutils-2.22/bfd/coff-rs6000.c b/binutils-2.22/bfd/coff-rs6000.c
index 5d9b5ae..9326b32 100644
--- a/binutils-2.22/bfd/coff-rs6000.c
+++ b/binutils-2.22/bfd/coff-rs6000.c
@@ -1,6 +1,6 @@
/* BFD back-end for IBM RS/6000 "XCOFF" files.
Copyright 1990-1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
- 2008, 2009, 2010, 2011
+ 2008, 2009, 2010, 2011, 2012
Free Software Foundation, Inc.
Written by Metin G. Ozisik, Mimi Phuong-Thao Vo, and John Gilmore.
Archive support from Damon A. Permezel.
@@ -40,20 +40,20 @@ extern reloc_howto_type *_bfd_xcoff_reloc_type_lookup
(bfd *, bfd_reloc_code_real_type);
extern bfd_boolean _bfd_xcoff_slurp_armap (bfd *);
extern const bfd_target *_bfd_xcoff_archive_p (bfd *);
-extern PTR _bfd_xcoff_read_ar_hdr (bfd *);
+extern void * _bfd_xcoff_read_ar_hdr (bfd *);
extern bfd *_bfd_xcoff_openr_next_archived_file (bfd *, bfd *);
extern int _bfd_xcoff_stat_arch_elt (bfd *, struct stat *);
extern bfd_boolean _bfd_xcoff_write_armap
(bfd *, unsigned int, struct orl *, unsigned int, int);
extern bfd_boolean _bfd_xcoff_write_archive_contents (bfd *);
extern int _bfd_xcoff_sizeof_headers (bfd *, struct bfd_link_info *);
-extern void _bfd_xcoff_swap_sym_in (bfd *, PTR, PTR);
-extern unsigned int _bfd_xcoff_swap_sym_out (bfd *, PTR, PTR);
-extern void _bfd_xcoff_swap_aux_in (bfd *, PTR, int, int, int, int, PTR);
+extern void _bfd_xcoff_swap_sym_in (bfd *, void *, void *);
+extern unsigned int _bfd_xcoff_swap_sym_out (bfd *, void *, void *);
+extern void _bfd_xcoff_swap_aux_in (bfd *, void *, int, int, int, int, void *);
extern unsigned int _bfd_xcoff_swap_aux_out
- (bfd *, PTR, int, int, int, int, PTR);
-static void xcoff_swap_reloc_in (bfd *, PTR, PTR);
-static unsigned int xcoff_swap_reloc_out (bfd *, PTR, PTR);
+ (bfd *, void *, int, int, int, int, void *);
+static void xcoff_swap_reloc_in (bfd *, void *, void *);
+static unsigned int xcoff_swap_reloc_out (bfd *, void *, void *);
/* Forward declare xcoff_rtype2howto for coffcode.h macro. */
void xcoff_rtype2howto (arelent *, struct internal_reloc *);
@@ -129,12 +129,12 @@ static bfd_boolean xcoff_write_armap_big
(bfd *, unsigned int, struct orl *, unsigned int, int);
static bfd_boolean xcoff_write_archive_contents_old (bfd *);
static bfd_boolean xcoff_write_archive_contents_big (bfd *);
-static void xcoff_swap_ldhdr_in (bfd *, const PTR, struct internal_ldhdr *);
-static void xcoff_swap_ldhdr_out (bfd *, const struct internal_ldhdr *, PTR);
-static void xcoff_swap_ldsym_in (bfd *, const PTR, struct internal_ldsym *);
-static void xcoff_swap_ldsym_out (bfd *, const struct internal_ldsym *, PTR);
-static void xcoff_swap_ldrel_in (bfd *, const PTR, struct internal_ldrel *);
-static void xcoff_swap_ldrel_out (bfd *, const struct internal_ldrel *, PTR);
+static void xcoff_swap_ldhdr_in (bfd *, const void *, struct internal_ldhdr *);
+static void xcoff_swap_ldhdr_out (bfd *, const struct internal_ldhdr *, void *);
+static void xcoff_swap_ldsym_in (bfd *, const void *, struct internal_ldsym *);
+static void xcoff_swap_ldsym_out (bfd *, const struct internal_ldsym *, void *);
+static void xcoff_swap_ldrel_in (bfd *, const void *, struct internal_ldrel *);
+static void xcoff_swap_ldrel_out (bfd *, const struct internal_ldrel *, void *);
static bfd_boolean xcoff_ppc_relocate_section
(bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
struct internal_reloc *, struct internal_syment *, asection **);
@@ -405,9 +405,53 @@ _bfd_xcoff_is_local_label_name (bfd *abfd ATTRIBUTE_UNUSED,
{
return FALSE;
}
+
+static const struct dwarf_debug_section xcoff_debug_sections[] =
+{
+ { ".dwabrev", NULL },
+ { ".dwarnge", NULL },
+ { NULL, NULL }, /* .debug_frame */
+ { ".dwinfo", NULL },
+ { ".dwline", NULL },
+ { NULL, NULL }, /* .debug_loc */
+ { NULL, NULL }, /* .debug_macinfo */
+ { NULL, NULL }, /* .debug_macro */
+ { ".dwpbnms", NULL },
+ { ".dwpbtyp", NULL },
+ { ".dwrnges", NULL },
+ { NULL, NULL }, /* .debug_static_func */
+ { NULL, NULL }, /* .debug_static_vars */
+ { ".dwstr", NULL },
+ { NULL, NULL }, /* .debug_types */
+ /* GNU DWARF 1 extensions */
+ { NULL, NULL }, /* .debug_sfnames */
+ { NULL, NULL }, /* .debug_srcinfo */
+ /* SGI/MIPS DWARF 2 extensions */
+ { NULL, NULL }, /* .debug_funcnames */
+ { NULL, NULL }, /* .debug_typenames */
+ { NULL, NULL }, /* .debug_varnames */
+ { NULL, NULL }, /* .debug_weaknames */
+ { NULL, NULL },
+};
+
+static bfd_boolean
+xcoff_find_nearest_line (bfd *abfd,
+ asection *section,
+ asymbol **symbols,
+ bfd_vma offset,
+ const char **filename_ptr,
+ const char **functionname_ptr,
+ unsigned int *line_ptr)
+{
+ return coff_find_nearest_line_with_names (abfd, xcoff_debug_sections,
+ section, symbols, offset,
+ filename_ptr, functionname_ptr,
+ line_ptr);
+}
+
void
-_bfd_xcoff_swap_sym_in (bfd *abfd, PTR ext1, PTR in1)
+_bfd_xcoff_swap_sym_in (bfd *abfd, void * ext1, void * in1)
{
SYMENT *ext = (SYMENT *)ext1;
struct internal_syment * in = (struct internal_syment *)in1;
@@ -430,7 +474,7 @@ _bfd_xcoff_swap_sym_in (bfd *abfd, PTR ext1, PTR in1)
}
unsigned int
-_bfd_xcoff_swap_sym_out (bfd *abfd, PTR inp, PTR extp)
+_bfd_xcoff_swap_sym_out (bfd *abfd, void * inp, void * extp)
{
struct internal_syment *in = (struct internal_syment *)inp;
SYMENT *ext =(SYMENT *)extp;
@@ -454,8 +498,8 @@ _bfd_xcoff_swap_sym_out (bfd *abfd, PTR inp, PTR extp)
}
void
-_bfd_xcoff_swap_aux_in (bfd *abfd, PTR ext1, int type, int in_class,
- int indx, int numaux, PTR in1)
+_bfd_xcoff_swap_aux_in (bfd *abfd, void * ext1, int type, int in_class,
+ int indx, int numaux, void * in1)
{
AUXENT * ext = (AUXENT *)ext1;
union internal_auxent *in = (union internal_auxent *)in1;
@@ -564,15 +608,15 @@ _bfd_xcoff_swap_aux_in (bfd *abfd, PTR ext1, int type, int in_class,
}
unsigned int
-_bfd_xcoff_swap_aux_out (bfd *abfd, PTR inp, int type, int in_class,
+_bfd_xcoff_swap_aux_out (bfd *abfd, void * inp, int type, int in_class,
int indx ATTRIBUTE_UNUSED,
int numaux ATTRIBUTE_UNUSED,
- PTR extp)
+ void * extp)
{
union internal_auxent *in = (union internal_auxent *)inp;
AUXENT *ext = (AUXENT *)extp;
- memset ((PTR)ext, 0, bfd_coff_auxesz (abfd));
+ memset (ext, 0, bfd_coff_auxesz (abfd));
switch (in_class)
{
case C_FILE:
@@ -1219,7 +1263,7 @@ _bfd_xcoff_slurp_armap (bfd *abfd)
return FALSE;
/* The symbol table starts with a normal archive header. */
- if (bfd_bread ((PTR) &hdr, (bfd_size_type) SIZEOF_AR_HDR, abfd)
+ if (bfd_bread (&hdr, (bfd_size_type) SIZEOF_AR_HDR, abfd)
!= SIZEOF_AR_HDR)
return FALSE;
@@ -1235,7 +1279,7 @@ _bfd_xcoff_slurp_armap (bfd *abfd)
contents = (bfd_byte *) bfd_alloc (abfd, sz);
if (contents == NULL)
return FALSE;
- if (bfd_bread ((PTR) contents, sz, abfd) != sz)
+ if (bfd_bread (contents, sz, abfd) != sz)
return FALSE;
/* The symbol table starts with a four byte count. */
@@ -1274,7 +1318,7 @@ _bfd_xcoff_slurp_armap (bfd *abfd)
return FALSE;
/* The symbol table starts with a normal archive header. */
- if (bfd_bread ((PTR) &hdr, (bfd_size_type) SIZEOF_AR_HDR_BIG, abfd)
+ if (bfd_bread (&hdr, (bfd_size_type) SIZEOF_AR_HDR_BIG, abfd)
!= SIZEOF_AR_HDR_BIG)
return FALSE;
@@ -1293,7 +1337,7 @@ _bfd_xcoff_slurp_armap (bfd *abfd)
contents = (bfd_byte *) bfd_alloc (abfd, sz);
if (contents == NULL)
return FALSE;
- if (bfd_bread ((PTR) contents, sz, abfd) != sz)
+ if (bfd_bread (contents, sz, abfd) != sz)
return FALSE;
/* The symbol table starts with an eight byte count. */
@@ -1346,7 +1390,7 @@ _bfd_xcoff_archive_p (bfd *abfd)
char magic[SXCOFFARMAG];
bfd_size_type amt = SXCOFFARMAG;
- if (bfd_bread ((PTR) magic, amt, abfd) != amt)
+ if (bfd_bread (magic, amt, abfd) != amt)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
@@ -1385,7 +1429,7 @@ _bfd_xcoff_archive_p (bfd *abfd)
/* Now read the rest of the file header. */
amt = SIZEOF_AR_FILE_HDR - SXCOFFARMAG;
- if (bfd_bread ((PTR) &hdr.memoff, amt, abfd) != amt)
+ if (bfd_bread (&hdr.memoff, amt, abfd) != amt)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
@@ -1412,7 +1456,7 @@ _bfd_xcoff_archive_p (bfd *abfd)
/* Now read the rest of the file header. */
amt = SIZEOF_AR_FILE_HDR_BIG - SXCOFFARMAG;
- if (bfd_bread ((PTR) &hdr.memoff, amt, abfd) != amt)
+ if (bfd_bread (&hdr.memoff, amt, abfd) != amt)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
@@ -1445,7 +1489,7 @@ _bfd_xcoff_archive_p (bfd *abfd)
/* Read the archive header in an XCOFF archive. */
-PTR
+void *
_bfd_xcoff_read_ar_hdr (bfd *abfd)
{
bfd_size_type namlen;
@@ -1461,7 +1505,7 @@ _bfd_xcoff_read_ar_hdr (bfd *abfd)
struct xcoff_ar_hdr hdr;
struct xcoff_ar_hdr *hdrp;
- if (bfd_bread ((PTR) &hdr, (bfd_size_type) SIZEOF_AR_HDR, abfd)
+ if (bfd_bread (&hdr, (bfd_size_type) SIZEOF_AR_HDR, abfd)
!= SIZEOF_AR_HDR)
{
free (ret);
@@ -1493,7 +1537,7 @@ _bfd_xcoff_read_ar_hdr (bfd *abfd)
struct xcoff_ar_hdr_big hdr;
struct xcoff_ar_hdr_big *hdrp;
- if (bfd_bread ((PTR) &hdr, (bfd_size_type) SIZEOF_AR_HDR_BIG, abfd)
+ if (bfd_bread (&hdr, (bfd_size_type) SIZEOF_AR_HDR_BIG, abfd)
!= SIZEOF_AR_HDR_BIG)
{
free (ret);
@@ -1528,7 +1572,7 @@ _bfd_xcoff_read_ar_hdr (bfd *abfd)
if (bfd_seek (abfd, (file_ptr) ((namlen & 1) + SXCOFFARFMAG), SEEK_CUR) != 0)
return NULL;
- return (PTR) ret;
+ return ret;
}
/* Open the next element in an XCOFF archive. */
@@ -1669,7 +1713,7 @@ xcoff_write_armap_old (bfd *abfd, unsigned int elength ATTRIBUTE_UNUSED,
if (*p == '\0')
*p = ' ';
- if (bfd_bwrite ((PTR) &hdr, (bfd_size_type) SIZEOF_AR_HDR, abfd)
+ if (bfd_bwrite (&hdr, (bfd_size_type) SIZEOF_AR_HDR, abfd)
!= SIZEOF_AR_HDR
|| (bfd_bwrite (XCOFFARFMAG, (bfd_size_type) SXCOFFARFMAG, abfd)
!= SXCOFFARFMAG))
@@ -2186,20 +2230,20 @@ xcoff_write_archive_contents_old (bfd *abfd)
if (*p == '\0')
*p = ' ';
- if ((bfd_bwrite ((PTR) &ahdr, (bfd_size_type) SIZEOF_AR_HDR, abfd)
+ if ((bfd_bwrite (&ahdr, (bfd_size_type) SIZEOF_AR_HDR, abfd)
!= SIZEOF_AR_HDR)
- || (bfd_bwrite ((PTR) XCOFFARFMAG, (bfd_size_type) SXCOFFARFMAG, abfd)
+ || (bfd_bwrite (XCOFFARFMAG, (bfd_size_type) SXCOFFARFMAG, abfd)
!= SXCOFFARFMAG))
return FALSE;
sprintf (decbuf, "%-12ld", (long) count);
- if (bfd_bwrite ((PTR) decbuf, (bfd_size_type) XCOFFARMAG_ELEMENT_SIZE, abfd)
+ if (bfd_bwrite (decbuf, (bfd_size_type) XCOFFARMAG_ELEMENT_SIZE, abfd)
!= XCOFFARMAG_ELEMENT_SIZE)
return FALSE;
for (i = 0; i < (size_t) count; i++)
{
sprintf (decbuf, "%-12ld", (long) offsets[i]);
- if (bfd_bwrite ((PTR) decbuf, (bfd_size_type) XCOFFARMAG_ELEMENT_SIZE,
+ if (bfd_bwrite (decbuf, (bfd_size_type) XCOFFARMAG_ELEMENT_SIZE,
abfd) != XCOFFARMAG_ELEMENT_SIZE)
return FALSE;
}
@@ -2210,7 +2254,7 @@ xcoff_write_archive_contents_old (bfd *abfd)
name = normalize_filename (sub);
namlen = strlen (name);
- if (bfd_bwrite ((PTR) name, namlen + 1, abfd) != namlen + 1)
+ if (bfd_bwrite (name, namlen + 1, abfd) != namlen + 1)
return FALSE;
}
@@ -2224,7 +2268,7 @@ xcoff_write_archive_contents_old (bfd *abfd)
{
BFD_ASSERT (nextoff == bfd_tell (abfd));
sprintf (fhdr.symoff, "%ld", (long) nextoff);
- bfd_ardata (abfd)->tdata = (PTR) &fhdr;
+ bfd_ardata (abfd)->tdata = &fhdr;
if (! _bfd_compute_and_write_armap (abfd, 0))
return FALSE;
}
@@ -2237,7 +2281,7 @@ xcoff_write_archive_contents_old (bfd *abfd)
*p = ' ';
if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0
- || (bfd_bwrite ((PTR) &fhdr, (bfd_size_type) SIZEOF_AR_FILE_HDR, abfd)
+ || (bfd_bwrite (&fhdr, (bfd_size_type) SIZEOF_AR_FILE_HDR, abfd)
!= SIZEOF_AR_FILE_HDR))
return FALSE;
@@ -2465,7 +2509,7 @@ xcoff_write_archive_contents_big (bfd *abfd)
/* Save nextoff in fhdr.symoff so the armap routine can use it. */
PRINT20 (fhdr.symoff, nextoff);
- bfd_ardata (abfd)->tdata = (PTR) &fhdr;
+ bfd_ardata (abfd)->tdata = &fhdr;
if (! _bfd_compute_and_write_armap (abfd, 0))
return FALSE;
}
@@ -2473,7 +2517,7 @@ xcoff_write_archive_contents_big (bfd *abfd)
/* Write out the archive file header. */
if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0
- || (bfd_bwrite ((PTR) &fhdr, (bfd_size_type) SIZEOF_AR_FILE_HDR_BIG,
+ || (bfd_bwrite (&fhdr, (bfd_size_type) SIZEOF_AR_FILE_HDR_BIG,
abfd) != SIZEOF_AR_FILE_HDR_BIG))
return FALSE;
@@ -2515,7 +2559,7 @@ _bfd_xcoff_sizeof_headers (bfd *abfd,
/* Swap in the ldhdr structure. */
static void
-xcoff_swap_ldhdr_in (bfd *abfd, const PTR s, struct internal_ldhdr *dst)
+xcoff_swap_ldhdr_in (bfd *abfd, const void * s, struct internal_ldhdr *dst)
{
const struct external_ldhdr *src = (const struct external_ldhdr *) s;
@@ -2532,7 +2576,7 @@ xcoff_swap_ldhdr_in (bfd *abfd, const PTR s, struct internal_ldhdr *dst)
/* Swap out the ldhdr structure. */
static void
-xcoff_swap_ldhdr_out (bfd *abfd, const struct internal_ldhdr *src, PTR d)
+xcoff_swap_ldhdr_out (bfd *abfd, const struct internal_ldhdr *src, void * d)
{
struct external_ldhdr *dst = (struct external_ldhdr *) d;
@@ -2549,7 +2593,7 @@ xcoff_swap_ldhdr_out (bfd *abfd, const struct internal_ldhdr *src, PTR d)
/* Swap in the ldsym structure. */
static void
-xcoff_swap_ldsym_in (bfd *abfd, const PTR s, struct internal_ldsym *dst)
+xcoff_swap_ldsym_in (bfd *abfd, const void * s, struct internal_ldsym *dst)
{
const struct external_ldsym *src = (const struct external_ldsym *) s;
@@ -2570,7 +2614,7 @@ xcoff_swap_ldsym_in (bfd *abfd, const PTR s, struct internal_ldsym *dst)
/* Swap out the ldsym structure. */
static void
-xcoff_swap_ldsym_out (bfd *abfd, const struct internal_ldsym *src, PTR d)
+xcoff_swap_ldsym_out (bfd *abfd, const struct internal_ldsym *src, void * d)
{
struct external_ldsym *dst = (struct external_ldsym *) d;
@@ -2591,7 +2635,7 @@ xcoff_swap_ldsym_out (bfd *abfd, const struct internal_ldsym *src, PTR d)
}
static void
-xcoff_swap_reloc_in (bfd *abfd, PTR s, PTR d)
+xcoff_swap_reloc_in (bfd *abfd, void * s, void * d)
{
struct external_reloc *src = (struct external_reloc *) s;
struct internal_reloc *dst = (struct internal_reloc *) d;
@@ -2605,7 +2649,7 @@ xcoff_swap_reloc_in (bfd *abfd, PTR s, PTR d)
}
static unsigned int
-xcoff_swap_reloc_out (bfd *abfd, PTR s, PTR d)
+xcoff_swap_reloc_out (bfd *abfd, void * s, void * d)
{
struct internal_reloc *src = (struct internal_reloc *) s;
struct external_reloc *dst = (struct external_reloc *) d;
@@ -2621,7 +2665,7 @@ xcoff_swap_reloc_out (bfd *abfd, PTR s, PTR d)
/* Swap in the ldrel structure. */
static void
-xcoff_swap_ldrel_in (bfd *abfd, const PTR s, struct internal_ldrel *dst)
+xcoff_swap_ldrel_in (bfd *abfd, const void * s, struct internal_ldrel *dst)
{
const struct external_ldrel *src = (const struct external_ldrel *) s;
@@ -2634,7 +2678,7 @@ xcoff_swap_ldrel_in (bfd *abfd, const PTR s, struct internal_ldrel *dst)
/* Swap out the ldrel structure. */
static void
-xcoff_swap_ldrel_out (bfd *abfd, const struct internal_ldrel *src, PTR d)
+xcoff_swap_ldrel_out (bfd *abfd, const struct internal_ldrel *src, void * d)
{
struct external_ldrel *dst = (struct external_ldrel *) d;
@@ -4073,7 +4117,8 @@ const bfd_target rs6000coff_vec =
_bfd_xcoff_is_local_label_name,
coff_bfd_is_target_special_symbol,
coff_get_lineno,
- coff_find_nearest_line,
+ xcoff_find_nearest_line,
+ _bfd_generic_find_nearest_line_discriminator,
_bfd_generic_find_line,
coff_find_inliner_info,
coff_bfd_make_debug_symbol,
@@ -4119,7 +4164,7 @@ const bfd_target rs6000coff_vec =
/* Opposite endian version, none exists */
NULL,
- (void *) &bfd_xcoff_backend_data,
+ & bfd_xcoff_backend_data,
};
/* xcoff-powermac target
@@ -4328,7 +4373,8 @@ const bfd_target pmac_xcoff_vec =
_bfd_xcoff_is_local_label_name,
coff_bfd_is_target_special_symbol,
coff_get_lineno,
- coff_find_nearest_line,
+ xcoff_find_nearest_line,
+ _bfd_generic_find_nearest_line_discriminator,
_bfd_generic_find_line,
coff_find_inliner_info,
coff_bfd_make_debug_symbol,
@@ -4374,5 +4420,5 @@ const bfd_target pmac_xcoff_vec =
/* Opposite endian version, none exists */
NULL,
- (void *) &bfd_pmac_xcoff_backend_data,
+ & bfd_pmac_xcoff_backend_data,
};
generated by cgit v1.1 at 2025-08-04 13:20:56 +0000