/* Generic ECOFF (Extended-COFF) routines.
- Copyright 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
+ Copyright 1990, 91, 92, 93, 94, 95, 96, 1997 Free Software Foundation, Inc.
Original version by Per Bothner.
Full support added by Ian Lance Taylor, ian@cygnus.com.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
-Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "bfd.h"
#include "sysdep.h"
flagword flags));
static boolean ecoff_slurp_symbolic_header PARAMS ((bfd *abfd));
static boolean ecoff_set_symbol_info PARAMS ((bfd *abfd, SYMR *ecoff_sym,
- asymbol *asym, int ext,
- asymbol **indirect_ptr_ptr));
+ asymbol *asym, int ext, int weak));
static void ecoff_emit_aggregate PARAMS ((bfd *abfd, FDR *fdr,
char *string,
RNDXR *rndx, long isym,
unsigned int indx));
static boolean ecoff_slurp_reloc_table PARAMS ((bfd *abfd, asection *section,
asymbol **symbols));
-static void ecoff_compute_section_file_positions PARAMS ((bfd *abfd));
+static int ecoff_sort_hdrs PARAMS ((const PTR, const PTR));
+static boolean ecoff_compute_section_file_positions PARAMS ((bfd *abfd));
static bfd_size_type ecoff_compute_reloc_file_positions PARAMS ((bfd *abfd));
static boolean ecoff_get_extr PARAMS ((asymbol *, EXTR *));
static void ecoff_set_index PARAMS ((asymbol *, bfd_size_type));
abfd->tdata.ecoff_obj_data = ((struct ecoff_tdata *)
bfd_zalloc (abfd, sizeof (ecoff_data_type)));
if (abfd->tdata.ecoff_obj_data == NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
return true;
}
ecoff->fprmask = internal_a->fprmask;
if (internal_a->magic == ECOFF_AOUT_ZMAGIC)
abfd->flags |= D_PAGED;
+ else
+ abfd->flags &=~ D_PAGED;
}
/* It turns out that no special action is required by the MIPS or
return (PTR) ecoff;
}
-/* This is a hook needed by SCO COFF, but we have nothing to do. */
-
-/*ARGSUSED*/
-asection *
-_bfd_ecoff_make_section_hook (abfd, name)
- bfd *abfd;
- char *name;
-{
- return (asection *) NULL;
-}
-
/* Initialize a new section. */
boolean
bfd *abfd;
asection *section;
{
- /* For the .pdata section, which has a special meaning on the Alpha,
- we set the alignment power to 3. We correct this later in
- ecoff_compute_section_file_positions. We do this hackery because
- we need to know the exact unaligned size of the .pdata section in
- order to set the lnnoptr field correctly. For every other
- section we use an alignment power of 4; this could be made target
- dependent by adding a field to ecoff_backend_data, but 4 appears
- to be correct for both the MIPS and the Alpha. */
- if (strcmp (section->name, _PDATA) == 0)
- section->alignment_power = 3;
- else
- section->alignment_power = 4;
+ section->alignment_power = 4;
- if (strcmp (section->name, _TEXT) == 0)
+ if (strcmp (section->name, _TEXT) == 0
+ || strcmp (section->name, _INIT) == 0
+ || strcmp (section->name, _FINI) == 0)
section->flags |= SEC_CODE | SEC_LOAD | SEC_ALLOC;
else if (strcmp (section->name, _DATA) == 0
|| strcmp (section->name, _SDATA) == 0)
section->flags |= SEC_DATA | SEC_LOAD | SEC_ALLOC;
else if (strcmp (section->name, _RDATA) == 0
|| strcmp (section->name, _LIT8) == 0
- || strcmp (section->name, _LIT4) == 0)
+ || strcmp (section->name, _LIT4) == 0
+ || strcmp (section->name, _RCONST) == 0
+ || strcmp (section->name, _PDATA) == 0)
section->flags |= SEC_DATA | SEC_LOAD | SEC_ALLOC | SEC_READONLY;
else if (strcmp (section->name, _BSS) == 0
|| strcmp (section->name, _SBSS) == 0)
break;
case ALPHA_MAGIC:
+ case ALPHA_MAGIC_BSD:
arch = bfd_arch_alpha;
mach = 0;
break;
ecoff_get_magic (abfd)
bfd *abfd;
{
+ extern const bfd_target bsd_ecoffalpha_little_vec;
int big, little;
switch (bfd_get_arch (abfd))
break;
}
- return abfd->xvec->byteorder_big_p ? big : little;
+ return bfd_big_endian (abfd) ? big : little;
case bfd_arch_alpha:
- return ALPHA_MAGIC;
+ return (abfd->xvec == &bsd_ecoffalpha_little_vec
+ ? ALPHA_MAGIC_BSD : ALPHA_MAGIC);
default:
abort ();
styp = STYP_XDATA;
else if (strcmp (name, _LIB) == 0)
styp = STYP_ECOFF_LIB;
+ else if (strcmp (name, _GOT) == 0)
+ styp = STYP_GOT;
+ else if (strcmp (name, _HASH) == 0)
+ styp = STYP_HASH;
+ else if (strcmp (name, _DYNAMIC) == 0)
+ styp = STYP_DYNAMIC;
+ else if (strcmp (name, _LIBLIST) == 0)
+ styp = STYP_LIBLIST;
+ else if (strcmp (name, _RELDYN) == 0)
+ styp = STYP_RELDYN;
+ else if (strcmp (name, _CONFLIC) == 0)
+ styp = STYP_CONFLIC;
+ else if (strcmp (name, _DYNSTR) == 0)
+ styp = STYP_DYNSTR;
+ else if (strcmp (name, _DYNSYM) == 0)
+ styp = STYP_DYNSYM;
+ else if (strcmp (name, _COMMENT) == 0)
+ {
+ styp = STYP_COMMENT;
+ flags &=~ SEC_NEVER_LOAD;
+ }
+ else if (strcmp (name, _RCONST) == 0)
+ styp = STYP_RCONST;
else if (flags & SEC_CODE)
styp = STYP_TEXT;
else if (flags & SEC_DATA)
actually a shared library section. */
if ((styp_flags & STYP_TEXT)
|| (styp_flags & STYP_ECOFF_INIT)
- || (styp_flags & STYP_ECOFF_FINI))
+ || (styp_flags & STYP_ECOFF_FINI)
+ || (styp_flags & STYP_DYNAMIC)
+ || (styp_flags & STYP_LIBLIST)
+ || (styp_flags & STYP_RELDYN)
+ || styp_flags == STYP_CONFLIC
+ || (styp_flags & STYP_DYNSTR)
+ || (styp_flags & STYP_DYNSYM)
+ || (styp_flags & STYP_HASH))
{
if (sec_flags & SEC_NEVER_LOAD)
sec_flags |= SEC_CODE | SEC_COFF_SHARED_LIBRARY;
|| (styp_flags & STYP_RDATA)
|| (styp_flags & STYP_SDATA)
|| styp_flags == STYP_PDATA
- || styp_flags == STYP_XDATA)
+ || styp_flags == STYP_XDATA
+ || (styp_flags & STYP_GOT)
+ || styp_flags == STYP_RCONST)
{
if (sec_flags & SEC_NEVER_LOAD)
sec_flags |= SEC_DATA | SEC_COFF_SHARED_LIBRARY;
else
sec_flags |= SEC_DATA | SEC_LOAD | SEC_ALLOC;
if ((styp_flags & STYP_RDATA)
- || styp_flags == STYP_PDATA)
+ || styp_flags == STYP_PDATA
+ || styp_flags == STYP_RCONST)
sec_flags |= SEC_READONLY;
}
else if ((styp_flags & STYP_BSS)
return sec_flags;
}
\f
-/* Routines to swap auxiliary information in and out. I am assuming
- that the auxiliary information format is always going to be target
- independent. */
-
-/* Swap in a type information record.
- BIGEND says whether AUX symbols are big-endian or little-endian; this
- info comes from the file header record (fh-fBigendian). */
-
-void
-_bfd_ecoff_swap_tir_in (bigend, ext_copy, intern)
- int bigend;
- const struct tir_ext *ext_copy;
- TIR *intern;
-{
- struct tir_ext ext[1];
-
- *ext = *ext_copy; /* Make it reasonable to do in-place. */
-
- /* now the fun stuff... */
- if (bigend) {
- intern->fBitfield = 0 != (ext->t_bits1[0] & TIR_BITS1_FBITFIELD_BIG);
- intern->continued = 0 != (ext->t_bits1[0] & TIR_BITS1_CONTINUED_BIG);
- intern->bt = (ext->t_bits1[0] & TIR_BITS1_BT_BIG)
- >> TIR_BITS1_BT_SH_BIG;
- intern->tq4 = (ext->t_tq45[0] & TIR_BITS_TQ4_BIG)
- >> TIR_BITS_TQ4_SH_BIG;
- intern->tq5 = (ext->t_tq45[0] & TIR_BITS_TQ5_BIG)
- >> TIR_BITS_TQ5_SH_BIG;
- intern->tq0 = (ext->t_tq01[0] & TIR_BITS_TQ0_BIG)
- >> TIR_BITS_TQ0_SH_BIG;
- intern->tq1 = (ext->t_tq01[0] & TIR_BITS_TQ1_BIG)
- >> TIR_BITS_TQ1_SH_BIG;
- intern->tq2 = (ext->t_tq23[0] & TIR_BITS_TQ2_BIG)
- >> TIR_BITS_TQ2_SH_BIG;
- intern->tq3 = (ext->t_tq23[0] & TIR_BITS_TQ3_BIG)
- >> TIR_BITS_TQ3_SH_BIG;
- } else {
- intern->fBitfield = 0 != (ext->t_bits1[0] & TIR_BITS1_FBITFIELD_LITTLE);
- intern->continued = 0 != (ext->t_bits1[0] & TIR_BITS1_CONTINUED_LITTLE);
- intern->bt = (ext->t_bits1[0] & TIR_BITS1_BT_LITTLE)
- >> TIR_BITS1_BT_SH_LITTLE;
- intern->tq4 = (ext->t_tq45[0] & TIR_BITS_TQ4_LITTLE)
- >> TIR_BITS_TQ4_SH_LITTLE;
- intern->tq5 = (ext->t_tq45[0] & TIR_BITS_TQ5_LITTLE)
- >> TIR_BITS_TQ5_SH_LITTLE;
- intern->tq0 = (ext->t_tq01[0] & TIR_BITS_TQ0_LITTLE)
- >> TIR_BITS_TQ0_SH_LITTLE;
- intern->tq1 = (ext->t_tq01[0] & TIR_BITS_TQ1_LITTLE)
- >> TIR_BITS_TQ1_SH_LITTLE;
- intern->tq2 = (ext->t_tq23[0] & TIR_BITS_TQ2_LITTLE)
- >> TIR_BITS_TQ2_SH_LITTLE;
- intern->tq3 = (ext->t_tq23[0] & TIR_BITS_TQ3_LITTLE)
- >> TIR_BITS_TQ3_SH_LITTLE;
- }
-
-#ifdef TEST
- if (memcmp ((char *)ext, (char *)intern, sizeof (*intern)) != 0)
- abort();
-#endif
-}
-
-/* Swap out a type information record.
- BIGEND says whether AUX symbols are big-endian or little-endian; this
- info comes from the file header record (fh-fBigendian). */
-
-void
-_bfd_ecoff_swap_tir_out (bigend, intern_copy, ext)
- int bigend;
- const TIR *intern_copy;
- struct tir_ext *ext;
-{
- TIR intern[1];
-
- *intern = *intern_copy; /* Make it reasonable to do in-place. */
-
- /* now the fun stuff... */
- if (bigend) {
- ext->t_bits1[0] = ((intern->fBitfield ? TIR_BITS1_FBITFIELD_BIG : 0)
- | (intern->continued ? TIR_BITS1_CONTINUED_BIG : 0)
- | ((intern->bt << TIR_BITS1_BT_SH_BIG)
- & TIR_BITS1_BT_BIG));
- ext->t_tq45[0] = (((intern->tq4 << TIR_BITS_TQ4_SH_BIG)
- & TIR_BITS_TQ4_BIG)
- | ((intern->tq5 << TIR_BITS_TQ5_SH_BIG)
- & TIR_BITS_TQ5_BIG));
- ext->t_tq01[0] = (((intern->tq0 << TIR_BITS_TQ0_SH_BIG)
- & TIR_BITS_TQ0_BIG)
- | ((intern->tq1 << TIR_BITS_TQ1_SH_BIG)
- & TIR_BITS_TQ1_BIG));
- ext->t_tq23[0] = (((intern->tq2 << TIR_BITS_TQ2_SH_BIG)
- & TIR_BITS_TQ2_BIG)
- | ((intern->tq3 << TIR_BITS_TQ3_SH_BIG)
- & TIR_BITS_TQ3_BIG));
- } else {
- ext->t_bits1[0] = ((intern->fBitfield ? TIR_BITS1_FBITFIELD_LITTLE : 0)
- | (intern->continued ? TIR_BITS1_CONTINUED_LITTLE : 0)
- | ((intern->bt << TIR_BITS1_BT_SH_LITTLE)
- & TIR_BITS1_BT_LITTLE));
- ext->t_tq45[0] = (((intern->tq4 << TIR_BITS_TQ4_SH_LITTLE)
- & TIR_BITS_TQ4_LITTLE)
- | ((intern->tq5 << TIR_BITS_TQ5_SH_LITTLE)
- & TIR_BITS_TQ5_LITTLE));
- ext->t_tq01[0] = (((intern->tq0 << TIR_BITS_TQ0_SH_LITTLE)
- & TIR_BITS_TQ0_LITTLE)
- | ((intern->tq1 << TIR_BITS_TQ1_SH_LITTLE)
- & TIR_BITS_TQ1_LITTLE));
- ext->t_tq23[0] = (((intern->tq2 << TIR_BITS_TQ2_SH_LITTLE)
- & TIR_BITS_TQ2_LITTLE)
- | ((intern->tq3 << TIR_BITS_TQ3_SH_LITTLE)
- & TIR_BITS_TQ3_LITTLE));
- }
-
-#ifdef TEST
- if (memcmp ((char *)ext, (char *)intern, sizeof (*intern)) != 0)
- abort();
-#endif
-}
-
-/* Swap in a relative symbol record. BIGEND says whether it is in
- big-endian or little-endian format.*/
-
-void
-_bfd_ecoff_swap_rndx_in (bigend, ext_copy, intern)
- int bigend;
- const struct rndx_ext *ext_copy;
- RNDXR *intern;
-{
- struct rndx_ext ext[1];
-
- *ext = *ext_copy; /* Make it reasonable to do in-place. */
-
- /* now the fun stuff... */
- if (bigend) {
- intern->rfd = (ext->r_bits[0] << RNDX_BITS0_RFD_SH_LEFT_BIG)
- | ((ext->r_bits[1] & RNDX_BITS1_RFD_BIG)
- >> RNDX_BITS1_RFD_SH_BIG);
- intern->index = ((ext->r_bits[1] & RNDX_BITS1_INDEX_BIG)
- << RNDX_BITS1_INDEX_SH_LEFT_BIG)
- | (ext->r_bits[2] << RNDX_BITS2_INDEX_SH_LEFT_BIG)
- | (ext->r_bits[3] << RNDX_BITS3_INDEX_SH_LEFT_BIG);
- } else {
- intern->rfd = (ext->r_bits[0] << RNDX_BITS0_RFD_SH_LEFT_LITTLE)
- | ((ext->r_bits[1] & RNDX_BITS1_RFD_LITTLE)
- << RNDX_BITS1_RFD_SH_LEFT_LITTLE);
- intern->index = ((ext->r_bits[1] & RNDX_BITS1_INDEX_LITTLE)
- >> RNDX_BITS1_INDEX_SH_LITTLE)
- | (ext->r_bits[2] << RNDX_BITS2_INDEX_SH_LEFT_LITTLE)
- | ((unsigned int) ext->r_bits[3]
- << RNDX_BITS3_INDEX_SH_LEFT_LITTLE);
- }
-
-#ifdef TEST
- if (memcmp ((char *)ext, (char *)intern, sizeof (*intern)) != 0)
- abort();
-#endif
-}
-
-/* Swap out a relative symbol record. BIGEND says whether it is in
- big-endian or little-endian format.*/
-
-void
-_bfd_ecoff_swap_rndx_out (bigend, intern_copy, ext)
- int bigend;
- const RNDXR *intern_copy;
- struct rndx_ext *ext;
-{
- RNDXR intern[1];
-
- *intern = *intern_copy; /* Make it reasonable to do in-place. */
-
- /* now the fun stuff... */
- if (bigend) {
- ext->r_bits[0] = intern->rfd >> RNDX_BITS0_RFD_SH_LEFT_BIG;
- ext->r_bits[1] = (((intern->rfd << RNDX_BITS1_RFD_SH_BIG)
- & RNDX_BITS1_RFD_BIG)
- | ((intern->index >> RNDX_BITS1_INDEX_SH_LEFT_BIG)
- & RNDX_BITS1_INDEX_BIG));
- ext->r_bits[2] = intern->index >> RNDX_BITS2_INDEX_SH_LEFT_BIG;
- ext->r_bits[3] = intern->index >> RNDX_BITS3_INDEX_SH_LEFT_BIG;
- } else {
- ext->r_bits[0] = intern->rfd >> RNDX_BITS0_RFD_SH_LEFT_LITTLE;
- ext->r_bits[1] = (((intern->rfd >> RNDX_BITS1_RFD_SH_LEFT_LITTLE)
- & RNDX_BITS1_RFD_LITTLE)
- | ((intern->index << RNDX_BITS1_INDEX_SH_LITTLE)
- & RNDX_BITS1_INDEX_LITTLE));
- ext->r_bits[2] = intern->index >> RNDX_BITS2_INDEX_SH_LEFT_LITTLE;
- ext->r_bits[3] = intern->index >> RNDX_BITS3_INDEX_SH_LEFT_LITTLE;
- }
-
-#ifdef TEST
- if (memcmp ((char *)ext, (char *)intern, sizeof (*intern)) != 0)
- abort();
-#endif
-}
-\f
/* Read in the symbolic header for an ECOFF object file. */
static boolean
}
/* Read the symbolic information header. */
- raw = (PTR) malloc ((size_t) external_hdr_size);
+ raw = (PTR) bfd_malloc ((size_t) external_hdr_size);
if (raw == NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- goto error_return;
- }
+ goto error_return;
if (bfd_seek (abfd, ecoff_data (abfd)->sym_filepos, SEEK_SET) == -1
|| (bfd_read (raw, external_hdr_size, 1, abfd)
}
raw = (PTR) bfd_alloc (abfd, raw_size);
if (raw == NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
if (bfd_seek (abfd,
(ecoff_data (abfd)->sym_filepos
+ backend->debug_swap.external_hdr_size),
debug->off2 = (type) NULL; \
else \
debug->off2 = (type) ((char *) raw \
- + internal_symhdr->off1 \
- - raw_base)
+ + (internal_symhdr->off1 \
+ - raw_base))
FIX (cbLineOffset, line, unsigned char *);
FIX (cbDnOffset, external_dnr, PTR);
FIX (cbPdOffset, external_pdr, PTR);
(internal_symhdr->ifdMax *
sizeof (struct fdr)));
if (debug->fdr == NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
external_fdr_size = backend->debug_swap.external_fdr_size;
fdr_ptr = debug->fdr;
fraw_src = (char *) debug->external_fdr;
new = (ecoff_symbol_type *) bfd_alloc (abfd, sizeof (ecoff_symbol_type));
if (new == (ecoff_symbol_type *) NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- return (asymbol *) NULL;
- }
+ return (asymbol *) NULL;
memset ((PTR) new, 0, sizeof *new);
new->symbol.section = (asection *) NULL;
new->fdr = (FDR *) NULL;
/* Set the BFD flags and section for an ECOFF symbol. */
static boolean
-ecoff_set_symbol_info (abfd, ecoff_sym, asym, ext, indirect_ptr_ptr)
+ecoff_set_symbol_info (abfd, ecoff_sym, asym, ext, weak)
bfd *abfd;
SYMR *ecoff_sym;
asymbol *asym;
int ext;
- asymbol **indirect_ptr_ptr;
+ int weak;
{
asym->the_bfd = abfd;
asym->value = ecoff_sym->value;
asym->section = &bfd_debug_section;
asym->udata.i = 0;
- /* An indirect symbol requires two consecutive stabs symbols. */
- if (*indirect_ptr_ptr != (asymbol *) NULL)
- {
- BFD_ASSERT (ECOFF_IS_STAB (ecoff_sym));
-
- /* @@ Stuffing pointers into integers is a no-no.
- We can usually get away with it if the integer is
- large enough though. */
- if (sizeof (asym) > sizeof (bfd_vma))
- abort ();
- (*indirect_ptr_ptr)->value = (bfd_vma) asym;
-
- asym->flags = BSF_DEBUGGING;
- asym->section = bfd_und_section_ptr;
- *indirect_ptr_ptr = NULL;
- return true;
- }
-
- if (ECOFF_IS_STAB (ecoff_sym)
- && (ECOFF_UNMARK_STAB (ecoff_sym->index) | N_EXT) == (N_INDR | N_EXT))
- {
- asym->flags = BSF_DEBUGGING | BSF_INDIRECT;
- asym->section = bfd_ind_section_ptr;
- /* Pass this symbol on to the next call to this function. */
- *indirect_ptr_ptr = asym;
- return true;
- }
-
/* Most symbol types are just for debugging. */
switch (ecoff_sym->st)
{
return true;
}
- if (ext)
+ if (weak)
+ asym->flags = BSF_EXPORT | BSF_WEAK;
+ else if (ext)
asym->flags = BSF_EXPORT | BSF_GLOBAL;
else
{
asym->section = bfd_make_section_old_way (abfd, ".fini");
asym->value -= asym->section->vma;
break;
+ case scRConst:
+ asym->section = bfd_make_section_old_way (abfd, ".rconst");
+ asym->value -= asym->section->vma;
+ break;
default:
break;
}
case N_SETD:
case N_SETB:
{
+ /* This code is no longer needed. It used to be used to
+ make the linker handle set symbols, but they are now
+ handled in the add_symbols routine instead. */
+#if 0
const char *name;
asection *section;
arelent_chain *reloc_chain;
copy = (char *) bfd_alloc (abfd, strlen (name) + 1);
if (!copy)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
strcpy (copy, name);
section = bfd_make_section (abfd, copy);
}
reloc_chain =
(arelent_chain *) bfd_alloc (abfd, sizeof (arelent_chain));
if (!reloc_chain)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
reloc_chain->relent.sym_ptr_ptr =
bfd_get_section (asym)->symbol_ptr_ptr;
reloc_chain->relent.address = section->_raw_size;
section->constructor_chain = reloc_chain;
section->_raw_size += bitsize / 8;
+#endif /* 0 */
+
/* Mark the symbol as a constructor. */
asym->flags |= BSF_CONSTRUCTOR;
}
bfd_size_type internal_size;
ecoff_symbol_type *internal;
ecoff_symbol_type *internal_ptr;
- asymbol *indirect_ptr;
char *eraw_src;
char *eraw_end;
FDR *fdr_ptr;
internal_size = bfd_get_symcount (abfd) * sizeof (ecoff_symbol_type);
internal = (ecoff_symbol_type *) bfd_alloc (abfd, internal_size);
if (internal == NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
internal_ptr = internal;
- indirect_ptr = NULL;
eraw_src = (char *) ecoff_data (abfd)->debug_info.external_ext;
eraw_end = (eraw_src
+ (ecoff_data (abfd)->debug_info.symbolic_header.iextMax
internal_ptr->symbol.name = (ecoff_data (abfd)->debug_info.ssext
+ internal_esym.asym.iss);
if (!ecoff_set_symbol_info (abfd, &internal_esym.asym,
- &internal_ptr->symbol, 1, &indirect_ptr))
+ &internal_ptr->symbol, 1,
+ internal_esym.weakext))
return false;
/* The alpha uses a negative ifd field for section symbols. */
if (internal_esym.ifd >= 0)
internal_ptr->local = false;
internal_ptr->native = (PTR) eraw_src;
}
- BFD_ASSERT (indirect_ptr == (asymbol *) NULL);
/* The local symbols must be accessed via the fdr's, because the
string and aux indices are relative to the fdr information. */
+ fdr_ptr->issBase
+ internal_sym.iss);
if (!ecoff_set_symbol_info (abfd, &internal_sym,
- &internal_ptr->symbol, 0, &indirect_ptr))
+ &internal_ptr->symbol, 0, 0))
return false;
internal_ptr->fdr = fdr_ptr;
internal_ptr->local = true;
internal_ptr->native = (PTR) lraw_src;
}
}
- BFD_ASSERT (indirect_ptr == (asymbol *) NULL);
ecoff_data (abfd)->canonical_symbols = internal;
} qualifiers[7];
unsigned int basic_type;
int i;
- static char buffer1[1024];
+ char buffer1[1024];
static char buffer2[1024];
char *p1 = buffer1;
char *p2 = buffer2;
qualifiers[i].stride = 0;
}
- if (AUX_GET_ISYM (bigendian, &aux_ptr[indx]) == -1)
+ if (AUX_GET_ISYM (bigendian, &aux_ptr[indx]) == (bfd_vma) -1)
return "-1 (no type)";
_bfd_ecoff_swap_tir_in (bigendian, &aux_ptr[indx++].a_ti, &u.ti);
bfd_symbol_info (symbol, ret);
}
+/* Return whether this is a local label. */
+
+/*ARGSUSED*/
+boolean
+_bfd_ecoff_bfd_is_local_label_name (abfd, name)
+ bfd *abfd;
+ const char *name;
+{
+ return name[0] == '$';
+}
+
/* Print information about an ECOFF symbol. */
void
external_relocs = (char *) bfd_alloc (abfd, external_relocs_size);
if (internal_relocs == (arelent *) NULL
|| external_relocs == (char *) NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
if (bfd_seek (abfd, section->rel_filepos, SEEK_SET) != 0)
return false;
if (bfd_read (external_relocs, 1, external_relocs_size, abfd)
case RELOC_SECTION_PDATA: sec_name = ".pdata"; break;
case RELOC_SECTION_FINI: sec_name = ".fini"; break;
case RELOC_SECTION_LITA: sec_name = ".lita"; break;
+ case RELOC_SECTION_RCONST: sec_name = ".rconst"; break;
default: abort ();
}
const struct ecoff_debug_swap * const debug_swap
= &ecoff_backend (abfd)->debug_swap;
struct ecoff_debug_info * const debug_info = &ecoff_data (abfd)->debug_info;
- FDR *fdr_ptr;
- FDR *fdr_start;
- FDR *fdr_end;
- FDR *fdr_hold;
- boolean stabs;
-
- /* If we're not in the .text section, we don't have any line
- numbers. */
- if (strcmp (section->name, _TEXT) != 0
- || offset < ecoff_data (abfd)->text_start
- || offset >= ecoff_data (abfd)->text_end)
- return false;
+ struct ecoff_find_line *line_info;
/* Make sure we have the FDR's. */
if (! _bfd_ecoff_slurp_symbolic_info (abfd, (asection *) NULL, debug_info)
|| bfd_get_symcount (abfd) == 0)
return false;
- /* Each file descriptor (FDR) has a memory address. Here we track
- down which FDR we want. The FDR's are stored in increasing
- memory order. If speed is ever important, this can become a
- binary search. We must ignore FDR's with no PDR entries; they
- will have the adr of the FDR before or after them. */
- fdr_start = debug_info->fdr;
- fdr_end = fdr_start + debug_info->symbolic_header.ifdMax;
- fdr_hold = (FDR *) NULL;
- for (fdr_ptr = fdr_start; fdr_ptr < fdr_end; fdr_ptr++)
+ if (ecoff_data (abfd)->find_line_info == NULL)
{
- if (fdr_ptr->cpd == 0)
- continue;
- if (offset < fdr_ptr->adr)
- break;
- fdr_hold = fdr_ptr;
- }
- if (fdr_hold == (FDR *) NULL)
- return false;
- fdr_ptr = fdr_hold;
-
- /* Check whether this file has stabs debugging information. In a
- file with stabs debugging information, the second local symbol is
- named @stabs. */
- stabs = false;
- if (fdr_ptr->csym >= 2)
- {
- char *sym_ptr;
- SYMR sym;
-
- sym_ptr = ((char *) debug_info->external_sym
- + (fdr_ptr->isymBase + 1) * debug_swap->external_sym_size);
- (*debug_swap->swap_sym_in) (abfd, sym_ptr, &sym);
- if (strcmp (debug_info->ss + fdr_ptr->issBase + sym.iss,
- STABS_SYMBOL) == 0)
- stabs = true;
- }
-
- if (! stabs)
- {
- bfd_size_type external_pdr_size;
- char *pdr_ptr;
- char *pdr_end;
- PDR pdr;
- bfd_vma first_off;
- unsigned char *line_ptr;
- unsigned char *line_end;
- int lineno;
-
- /* This file uses ECOFF debugging information. Each FDR has a
- list of procedure descriptors (PDR). PDR's also have an
- address, which is relative to the FDR address, and are also
- stored in increasing memory order. */
- offset -= fdr_ptr->adr;
- external_pdr_size = debug_swap->external_pdr_size;
- pdr_ptr = ((char *) debug_info->external_pdr
- + fdr_ptr->ipdFirst * external_pdr_size);
- pdr_end = pdr_ptr + fdr_ptr->cpd * external_pdr_size;
- (*debug_swap->swap_pdr_in) (abfd, (PTR) pdr_ptr, &pdr);
- if (offset < pdr.adr)
+ ecoff_data (abfd)->find_line_info =
+ ((struct ecoff_find_line *)
+ bfd_zalloc (abfd, sizeof (struct ecoff_find_line)));
+ if (ecoff_data (abfd)->find_line_info == NULL)
return false;
-
- /* The address of the first PDR is an offset which applies to
- the addresses of all the PDR's. */
- first_off = pdr.adr;
-
- for (pdr_ptr += external_pdr_size;
- pdr_ptr < pdr_end;
- pdr_ptr += external_pdr_size)
- {
- (*debug_swap->swap_pdr_in) (abfd, (PTR) pdr_ptr, &pdr);
- if (offset < pdr.adr)
- break;
- }
-
- /* Now we can look for the actual line number. The line numbers
- are stored in a very funky format, which I won't try to
- describe. Note that right here pdr_ptr and pdr hold the PDR
- *after* the one we want; we need this to compute line_end. */
- line_end = debug_info->line;
- if (pdr_ptr == pdr_end)
- line_end += fdr_ptr->cbLineOffset + fdr_ptr->cbLine;
- else
- line_end += fdr_ptr->cbLineOffset + pdr.cbLineOffset;
-
- /* Now change pdr and pdr_ptr to the one we want. */
- pdr_ptr -= external_pdr_size;
- (*debug_swap->swap_pdr_in) (abfd, (PTR) pdr_ptr, &pdr);
-
- offset -= pdr.adr - first_off;
- lineno = pdr.lnLow;
- line_ptr = debug_info->line + fdr_ptr->cbLineOffset + pdr.cbLineOffset;
- while (line_ptr < line_end)
- {
- int delta;
- int count;
-
- delta = *line_ptr >> 4;
- if (delta >= 0x8)
- delta -= 0x10;
- count = (*line_ptr & 0xf) + 1;
- ++line_ptr;
- if (delta == -8)
- {
- delta = (((line_ptr[0]) & 0xff) << 8) + ((line_ptr[1]) & 0xff);
- if (delta >= 0x8000)
- delta -= 0x10000;
- line_ptr += 2;
- }
- lineno += delta;
- if (offset < count * 4)
- break;
- offset -= count * 4;
- }
-
- /* If fdr_ptr->rss is -1, then this file does not have full
- symbols, at least according to gdb/mipsread.c. */
- if (fdr_ptr->rss == -1)
- {
- *filename_ptr = NULL;
- if (pdr.isym == -1)
- *functionname_ptr = NULL;
- else
- {
- EXTR proc_ext;
-
- (*debug_swap->swap_ext_in)
- (abfd,
- ((char *) debug_info->external_ext
- + pdr.isym * debug_swap->external_ext_size),
- &proc_ext);
- *functionname_ptr = debug_info->ssext + proc_ext.asym.iss;
- }
- }
- else
- {
- SYMR proc_sym;
-
- *filename_ptr = debug_info->ss + fdr_ptr->issBase + fdr_ptr->rss;
- (*debug_swap->swap_sym_in)
- (abfd,
- ((char *) debug_info->external_sym
- + (fdr_ptr->isymBase + pdr.isym) * debug_swap->external_sym_size),
- &proc_sym);
- *functionname_ptr = debug_info->ss + fdr_ptr->issBase + proc_sym.iss;
- }
- if (lineno == ilineNil)
- lineno = 0;
- *retline_ptr = lineno;
- }
- else
- {
- bfd_size_type external_sym_size;
- const char *directory_name;
- const char *main_file_name;
- const char *current_file_name;
- const char *function_name;
- const char *line_file_name;
- bfd_vma low_func_vma;
- bfd_vma low_line_vma;
- char *sym_ptr, *sym_ptr_end;
- size_t len, funclen;
- char *buffer = NULL;
-
- /* This file uses stabs debugging information. */
-
- *filename_ptr = NULL;
- *functionname_ptr = NULL;
- *retline_ptr = 0;
-
- directory_name = NULL;
- main_file_name = NULL;
- current_file_name = NULL;
- function_name = NULL;
- line_file_name = NULL;
- low_func_vma = 0;
- low_line_vma = 0;
-
- external_sym_size = debug_swap->external_sym_size;
-
- sym_ptr = ((char *) debug_info->external_sym
- + (fdr_ptr->isymBase + 2) * external_sym_size);
- sym_ptr_end = sym_ptr + fdr_ptr->csym * external_sym_size;
- for (; sym_ptr < sym_ptr_end; sym_ptr += external_sym_size)
- {
- SYMR sym;
-
- (*debug_swap->swap_sym_in) (abfd, sym_ptr, &sym);
-
- if (ECOFF_IS_STAB (&sym))
- {
- switch (ECOFF_UNMARK_STAB (sym.index))
- {
- case N_SO:
- main_file_name = current_file_name =
- debug_info->ss + fdr_ptr->issBase + sym.iss;
-
- /* Check the next symbol to see if it is also an
- N_SO symbol. */
- if (sym_ptr + external_sym_size < sym_ptr_end)
- {
- SYMR nextsym;
-
- (*debug_swap->swap_sym_in) (abfd,
- sym_ptr + external_sym_size,
- &nextsym);
- if (ECOFF_IS_STAB (&nextsym)
- && ECOFF_UNMARK_STAB (nextsym.index) == N_SO)
- {
- directory_name = current_file_name;
- main_file_name = current_file_name =
- debug_info->ss + fdr_ptr->issBase + sym.iss;
- sym_ptr += external_sym_size;
- }
- }
- break;
-
- case N_SOL:
- current_file_name =
- debug_info->ss + fdr_ptr->issBase + sym.iss;
- break;
-
- case N_FUN:
- if (sym.value >= low_func_vma
- && sym.value <= offset + section->vma)
- {
- low_func_vma = sym.value;
- function_name =
- debug_info->ss + fdr_ptr->issBase + sym.iss;
- }
- break;
- }
- }
- else if (sym.st == stLabel && sym.index != indexNil)
- {
- if (sym.value > offset + section->vma)
- {
- /* We have passed the location in the file we are
- looking for, so we can get out of the loop. */
- break;
- }
-
- if (sym.value >= low_line_vma)
- {
- low_line_vma = sym.value;
- line_file_name = current_file_name;
- *retline_ptr = sym.index;
- }
- }
- }
-
- if (*retline_ptr != 0)
- main_file_name = line_file_name;
-
- /* We need to remove the stuff after the colon in the function
- name. We also need to put the directory name and the file
- name together. */
- if (function_name == NULL)
- len = funclen = 0;
- else
- len = funclen = strlen (function_name) + 1;
-
- if (main_file_name != NULL
- && directory_name != NULL
- && main_file_name[0] != '/')
- len += strlen (directory_name) + strlen (main_file_name) + 1;
-
- if (len != 0)
- {
- if (ecoff_data (abfd)->find_buffer != NULL)
- free (ecoff_data (abfd)->find_buffer);
- buffer = (char *) malloc (len);
- if (buffer == NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
- ecoff_data (abfd)->find_buffer = buffer;
- }
-
- if (function_name != NULL)
- {
- char *colon;
-
- strcpy (buffer, function_name);
- colon = strchr (buffer, ':');
- if (colon != NULL)
- *colon = '\0';
- *functionname_ptr = buffer;
- }
-
- if (main_file_name != NULL)
- {
- if (directory_name == NULL || main_file_name[0] == '/')
- *filename_ptr = main_file_name;
- else
- {
- sprintf (buffer + funclen, "%s%s", directory_name,
- main_file_name);
- *filename_ptr = buffer + funclen;
- }
- }
}
+ line_info = ecoff_data (abfd)->find_line_info;
- return true;
+ return _bfd_ecoff_locate_line (abfd, section, offset, debug_info,
+ debug_swap, line_info, filename_ptr,
+ functionname_ptr, retline_ptr);
}
\f
/* Copy private BFD data. This is called by objcopy and strip. We
size_t c;
boolean local;
- /* This function is selected based on the input vector. We only
- want to copy information over if the output BFD also uses ECOFF
+ /* We only want to copy information over if both BFD's use ECOFF
format. */
- if (bfd_get_flavour (obfd) != bfd_target_ecoff_flavour)
+ if (bfd_get_flavour (ibfd) != bfd_target_ecoff_flavour
+ || bfd_get_flavour (obfd) != bfd_target_ecoff_flavour)
return true;
/* Copy the GP value and the register masks. */
offset, count);
}
+/* Sort sections by VMA, but put SEC_ALLOC sections first. This is
+ called via qsort. */
+
+static int
+ecoff_sort_hdrs (arg1, arg2)
+ const PTR arg1;
+ const PTR arg2;
+{
+ const asection *hdr1 = *(const asection **) arg1;
+ const asection *hdr2 = *(const asection **) arg2;
+
+ if ((hdr1->flags & SEC_ALLOC) != 0)
+ {
+ if ((hdr2->flags & SEC_ALLOC) == 0)
+ return -1;
+ }
+ else
+ {
+ if ((hdr2->flags & SEC_ALLOC) != 0)
+ return 1;
+ }
+ if (hdr1->vma < hdr2->vma)
+ return -1;
+ else if (hdr1->vma > hdr2->vma)
+ return 1;
+ else
+ return 0;
+}
+
/* Calculate the file position for each section, and set
reloc_filepos. */
-static void
+static boolean
ecoff_compute_section_file_positions (abfd)
bfd *abfd;
{
+ file_ptr sofar, file_sofar;
+ asection **sorted_hdrs;
asection *current;
- file_ptr sofar;
+ unsigned int i;
file_ptr old_sofar;
- boolean first_data;
+ boolean rdata_in_text;
+ boolean first_data, first_nonalloc;
+ const bfd_vma round = ecoff_backend (abfd)->round;
sofar = _bfd_ecoff_sizeof_headers (abfd, false);
+ file_sofar = sofar;
+
+ /* Sort the sections by VMA. */
+ sorted_hdrs = (asection **) bfd_malloc (abfd->section_count
+ * sizeof (asection *));
+ if (sorted_hdrs == NULL)
+ return false;
+ for (current = abfd->sections, i = 0;
+ current != NULL;
+ current = current->next, i++)
+ sorted_hdrs[i] = current;
+ BFD_ASSERT (i == abfd->section_count);
+
+ qsort (sorted_hdrs, abfd->section_count, sizeof (asection *),
+ ecoff_sort_hdrs);
+
+ /* Some versions of the OSF linker put the .rdata section in the
+ text segment, and some do not. */
+ rdata_in_text = ecoff_backend (abfd)->rdata_in_text;
+ if (rdata_in_text)
+ {
+ for (i = 0; i < abfd->section_count; i++)
+ {
+ current = sorted_hdrs[i];
+ if (strcmp (current->name, _RDATA) == 0)
+ break;
+ if ((current->flags & SEC_CODE) == 0
+ && strcmp (current->name, _PDATA) != 0
+ && strcmp (current->name, _RCONST) != 0)
+ {
+ rdata_in_text = false;
+ break;
+ }
+ }
+ }
+ ecoff_data (abfd)->rdata_in_text = rdata_in_text;
first_data = true;
- for (current = abfd->sections;
- current != (asection *) NULL;
- current = current->next)
+ first_nonalloc = true;
+ for (i = 0; i < abfd->section_count; i++)
{
unsigned int alignment_power;
- /* Only deal with sections which have contents */
- if ((current->flags & (SEC_HAS_CONTENTS | SEC_LOAD)) == 0)
- continue;
+ current = sorted_hdrs[i];
/* For the Alpha ECOFF .pdata section the lnnoptr field is
supposed to indicate the number of .pdata entries that are
really in the section. Each entry is 8 bytes. We store this
away in line_filepos before increasing the section size. */
- if (strcmp (current->name, _PDATA) != 0)
- alignment_power = current->alignment_power;
- else
- {
- current->line_filepos = current->_raw_size / 8;
- alignment_power = 4;
- }
+ if (strcmp (current->name, _PDATA) == 0)
+ current->line_filepos = current->_raw_size / 8;
+
+ alignment_power = current->alignment_power;
/* On Ultrix, the data sections in an executable file must be
aligned to a page boundary within the file. This does not
the data. */
if ((abfd->flags & EXEC_P) != 0
&& (abfd->flags & D_PAGED) != 0
- && first_data != false
+ && ! first_data
&& (current->flags & SEC_CODE) == 0
- && (! ecoff_backend (abfd)->rdata_in_text
+ && (! rdata_in_text
|| strcmp (current->name, _RDATA) != 0)
- && strcmp (current->name, _PDATA) != 0)
+ && strcmp (current->name, _PDATA) != 0
+ && strcmp (current->name, _RCONST) != 0)
{
- const bfd_vma round = ecoff_backend (abfd)->round;
-
sofar = (sofar + round - 1) &~ (round - 1);
+ file_sofar = (file_sofar + round - 1) &~ (round - 1);
first_data = false;
}
else if (strcmp (current->name, _LIB) == 0)
{
- const bfd_vma round = ecoff_backend (abfd)->round;
/* On Irix 4, the location of contents of the .lib section
from a shared library section is also rounded up to a
page boundary. */
sofar = (sofar + round - 1) &~ (round - 1);
+ file_sofar = (file_sofar + round - 1) &~ (round - 1);
+ }
+ else if (first_nonalloc
+ && (current->flags & SEC_ALLOC) == 0
+ && (abfd->flags & D_PAGED) != 0)
+ {
+ /* Skip up to the next page for an unallocated section, such
+ as the .comment section on the Alpha. This leaves room
+ for the .bss section. */
+ first_nonalloc = false;
+ sofar = (sofar + round - 1) &~ (round - 1);
+ file_sofar = (file_sofar + round - 1) &~ (round - 1);
}
/* Align the sections in the file to the same boundary on
which they are aligned in virtual memory. */
- old_sofar = sofar;
sofar = BFD_ALIGN (sofar, 1 << alignment_power);
+ if ((current->flags & SEC_HAS_CONTENTS) != 0)
+ file_sofar = BFD_ALIGN (file_sofar, 1 << alignment_power);
- current->filepos = sofar;
+ if ((abfd->flags & D_PAGED) != 0
+ && (current->flags & SEC_ALLOC) != 0)
+ {
+ sofar += (current->vma - sofar) % round;
+ if ((current->flags & SEC_HAS_CONTENTS) != 0)
+ file_sofar += (current->vma - file_sofar) % round;
+ }
+
+ if ((current->flags & (SEC_HAS_CONTENTS | SEC_LOAD)) != 0)
+ current->filepos = file_sofar;
sofar += current->_raw_size;
+ if ((current->flags & SEC_HAS_CONTENTS) != 0)
+ file_sofar += current->_raw_size;
/* make sure that this section is of the right size too */
old_sofar = sofar;
sofar = BFD_ALIGN (sofar, 1 << alignment_power);
+ if ((current->flags & SEC_HAS_CONTENTS) != 0)
+ file_sofar = BFD_ALIGN (file_sofar, 1 << alignment_power);
current->_raw_size += sofar - old_sofar;
}
- ecoff_data (abfd)->reloc_filepos = sofar;
+ free (sorted_hdrs);
+ sorted_hdrs = NULL;
+
+ ecoff_data (abfd)->reloc_filepos = file_sofar;
+
+ return true;
}
/* Determine the location of the relocs for all the sections in the
if (! abfd->output_has_begun)
{
- ecoff_compute_section_file_positions (abfd);
+ if (! ecoff_compute_section_file_positions (abfd))
+ abort ();
abfd->output_has_begun = true;
}
/* This must be done first, because bfd_set_section_contents is
going to set output_has_begun to true. */
if (abfd->output_has_begun == false)
- ecoff_compute_section_file_positions (abfd);
+ {
+ if (! ecoff_compute_section_file_positions (abfd))
+ return false;
+ }
- /* If this is a .lib section, bump the vma address so that it winds
- up being the number of .lib sections output. This is right for
- Irix 4. Ian Taylor <ian@cygnus.com>. */
+ /* Handle the .lib section specially so that Irix 4 shared libraries
+ work out. See coff_set_section_contents in coffcode.h. */
if (strcmp (section->name, _LIB) == 0)
- ++section->vma;
+ {
+ bfd_byte *rec, *recend;
+
+ rec = (bfd_byte *) location;
+ recend = rec + count;
+ while (rec < recend)
+ {
+ ++section->lma;
+ rec += bfd_get_32 (abfd, rec) * 4;
+ }
+
+ BFD_ASSERT (rec == recend);
+ }
if (count == 0)
return true;
esym->jmptbl = 0;
esym->cobol_main = 0;
- esym->weakext = 0;
+ esym->weakext = (sym->flags & BSF_WEAK) != 0;
esym->reserved = 0;
esym->ifd = ifdNil;
/* FIXME: we can do better than this for st and sc. */
siz = filhsz;
if (siz < aoutsz)
siz = aoutsz;
- buff = (PTR) malloc (siz);
+ buff = (PTR) bfd_malloc ((size_t) siz);
if (buff == NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- goto error_return;
- }
+ goto error_return;
}
internal_f.f_nscns = 0;
else
section.s_vaddr = vma;
- section.s_paddr = vma;
+ section.s_paddr = current->lma;
section.s_size = bfd_get_section_size_before_reloc (current);
/* If this section is unloadable then the scnptr will be 0. */
section.s_flags = ecoff_sec_to_styp_flags (current->name,
current->flags);
- bfd_coff_swap_scnhdr_out (abfd, (PTR) §ion, buff);
- if (bfd_write (buff, 1, scnhsz, abfd) != scnhsz)
+ if (bfd_coff_swap_scnhdr_out (abfd, (PTR) §ion, buff) == 0
+ || bfd_write (buff, 1, scnhsz, abfd) != scnhsz)
goto error_return;
if ((section.s_flags & STYP_TEXT) != 0
|| ((section.s_flags & STYP_RDATA) != 0
- && backend->rdata_in_text)
- || strcmp (current->name, _PDATA) == 0)
+ && ecoff_data (abfd)->rdata_in_text)
+ || section.s_flags == STYP_PDATA
+ || (section.s_flags & STYP_DYNAMIC) != 0
+ || (section.s_flags & STYP_LIBLIST) != 0
+ || (section.s_flags & STYP_RELDYN) != 0
+ || section.s_flags == STYP_CONFLIC
+ || (section.s_flags & STYP_DYNSTR) != 0
+ || (section.s_flags & STYP_DYNSYM) != 0
+ || (section.s_flags & STYP_HASH) != 0
+ || (section.s_flags & STYP_ECOFF_INIT) != 0
+ || (section.s_flags & STYP_ECOFF_FINI) != 0
+ || section.s_flags == STYP_RCONST)
{
text_size += bfd_get_section_size_before_reloc (current);
if (! set_text_start || text_start > vma)
|| (section.s_flags & STYP_LIT8) != 0
|| (section.s_flags & STYP_LIT4) != 0
|| (section.s_flags & STYP_SDATA) != 0
- || strcmp (current->name, _XDATA) == 0)
+ || section.s_flags == STYP_XDATA
+ || (section.s_flags & STYP_GOT) != 0)
{
data_size += bfd_get_section_size_before_reloc (current);
if (! set_data_start || data_start > vma)
else if ((section.s_flags & STYP_BSS) != 0
|| (section.s_flags & STYP_SBSS) != 0)
bss_size += bfd_get_section_size_before_reloc (current);
- else if ((section.s_flags & STYP_ECOFF_LIB) != 0)
+ else if (section.s_flags == 0
+ || (section.s_flags & STYP_ECOFF_LIB) != 0
+ || section.s_flags == STYP_COMMENT)
/* Do nothing */ ;
else
abort ();
if (abfd->flags & EXEC_P)
internal_f.f_flags |= F_EXEC;
- if (! abfd->xvec->byteorder_big_p)
+ if (bfd_little_endian (abfd))
internal_f.f_flags |= F_AR32WR;
else
internal_f.f_flags |= F_AR32W;
for (i = 0; i < 4; i++)
internal_a.cprmask[i] = ecoff_data (abfd)->cprmask[i];
+ /* Let the backend adjust the headers if necessary. */
+ if (backend->adjust_headers)
+ {
+ if (! (*backend->adjust_headers) (abfd, &internal_f, &internal_a))
+ goto error_return;
+ }
+
/* Write out the file header and the optional header. */
if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
reloc_buff =
bfd_alloc (abfd, current->reloc_count * external_reloc_size);
if (reloc_buff == NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- goto error_return;
- }
+ goto error_return;
reloc_ptr_ptr = current->orelocation;
reloc_end = reloc_ptr_ptr + current->reloc_count;
in.r_symndx = RELOC_SECTION_LITA;
else if (strcmp (name, "*ABS*") == 0)
in.r_symndx = RELOC_SECTION_ABS;
+ else if (strcmp (name, ".rconst") == 0)
+ in.r_symndx = RELOC_SECTION_RCONST;
else
abort ();
in.r_extern = 0;
{
unsigned int hash;
+ if (hlog == 0)
+ return 0;
hash = *s++;
while (*s != '\0')
hash = ((hash >> 27) | (hash << 5)) + *s++;
/* Make sure we have the right byte ordering. */
if (((nextname[ARMAP_HEADER_ENDIAN_INDEX] == ARMAP_BIG_ENDIAN)
- ^ (abfd->xvec->header_byteorder_big_p != false))
+ ^ (bfd_header_big_endian (abfd)))
|| ((nextname[ARMAP_OBJECT_ENDIAN_INDEX] == ARMAP_BIG_ENDIAN)
- ^ (abfd->xvec->byteorder_big_p != false)))
+ ^ (bfd_big_endian (abfd))))
{
bfd_set_error (bfd_error_wrong_format);
return false;
/* Read in the armap. */
ardata = bfd_ardata (abfd);
- mapdata = _bfd_snarf_ar_hdr (abfd);
+ mapdata = (struct areltdata *) _bfd_read_ar_hdr (abfd);
if (mapdata == (struct areltdata *) NULL)
return false;
parsed_size = mapdata->parsed_size;
raw_armap = (char *) bfd_alloc (abfd, parsed_size);
if (raw_armap == (char *) NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
if (bfd_read ((PTR) raw_armap, 1, parsed_size, abfd) != parsed_size)
{
bfd_alloc (abfd,
ardata->symdef_count * sizeof (struct symdef)));
if (!symdef_ptr)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
ardata->symdefs = (carsym *) symdef_ptr;
strcpy (hdr.ar_name, ecoff_backend (abfd)->armap_start);
hdr.ar_name[ARMAP_HEADER_MARKER_INDEX] = ARMAP_MARKER;
hdr.ar_name[ARMAP_HEADER_ENDIAN_INDEX] =
- (abfd->xvec->header_byteorder_big_p
+ (bfd_header_big_endian (abfd)
? ARMAP_BIG_ENDIAN
: ARMAP_LITTLE_ENDIAN);
hdr.ar_name[ARMAP_OBJECT_MARKER_INDEX] = ARMAP_MARKER;
hdr.ar_name[ARMAP_OBJECT_ENDIAN_INDEX] =
- abfd->xvec->byteorder_big_p ? ARMAP_BIG_ENDIAN : ARMAP_LITTLE_ENDIAN;
+ bfd_big_endian (abfd) ? ARMAP_BIG_ENDIAN : ARMAP_LITTLE_ENDIAN;
memcpy (hdr.ar_name + ARMAP_END_INDEX, ARMAP_END, sizeof ARMAP_END - 1);
/* Write the timestamp of the archive header to be just a little bit
hashtable = (bfd_byte *) bfd_zalloc (abfd, symdefsize);
if (!hashtable)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
current = abfd->archive_head;
last_elt = current;
_bfd_ecoff_archive_p (abfd)
bfd *abfd;
{
+ struct artdata *tdata_hold;
char armag[SARMAG + 1];
- if (bfd_read ((PTR) armag, 1, SARMAG, abfd) != SARMAG
- || strncmp (armag, ARMAG, SARMAG) != 0)
+ tdata_hold = abfd->tdata.aout_ar_data;
+
+ if (bfd_read ((PTR) armag, 1, SARMAG, abfd) != SARMAG)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
return (const bfd_target *) NULL;
}
+ if (strncmp (armag, ARMAG, SARMAG) != 0)
+ {
+ bfd_set_error (bfd_error_wrong_format);
+ return NULL;
+ }
+
/* We are setting bfd_ardata(abfd) here, but since bfd_ardata
involves a cast, we can't do it as the left operand of
assignment. */
if (bfd_ardata (abfd) == (struct artdata *) NULL)
{
- bfd_set_error (bfd_error_no_memory);
+ abfd->tdata.aout_ar_data = tdata_hold;
return (const bfd_target *) NULL;
}
|| _bfd_ecoff_slurp_extended_name_table (abfd) == false)
{
bfd_release (abfd, bfd_ardata (abfd));
- abfd->tdata.aout_ar_data = (struct artdata *) NULL;
+ abfd->tdata.aout_ar_data = tdata_hold;
return (const bfd_target *) NULL;
}
+ if (bfd_has_map (abfd))
+ {
+ bfd *first;
+
+ /* This archive has a map, so we may presume that the contents
+ are object files. Make sure that if the first file in the
+ archive can be recognized as an object file, it is for this
+ target. If not, assume that this is the wrong format. If
+ the first file is not an object file, somebody is doing
+ something weird, and we permit it so that ar -t will work. */
+
+ first = bfd_openr_next_archived_file (abfd, (bfd *) NULL);
+ if (first != NULL)
+ {
+ boolean fail;
+
+ first->target_defaulted = false;
+ fail = false;
+ if (bfd_check_format (first, bfd_object)
+ && first->xvec != abfd->xvec)
+ {
+ (void) bfd_close (first);
+ bfd_release (abfd, bfd_ardata (abfd));
+ abfd->tdata.aout_ar_data = tdata_hold;
+ bfd_set_error (bfd_error_wrong_format);
+ return NULL;
+ }
+
+ /* We ought to close first here, but we can't, because we
+ have no way to remove it from the archive cache. FIXME. */
+ }
+ }
+
return abfd->xvec;
}
\f
ret = ((struct ecoff_link_hash_entry *)
bfd_hash_allocate (table, sizeof (struct ecoff_link_hash_entry)));
if (ret == (struct ecoff_link_hash_entry *) NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- return NULL;
- }
+ return NULL;
/* Call the allocation method of the superclass. */
ret = ((struct ecoff_link_hash_entry *)
struct ecoff_link_hash_table *ret;
ret = ((struct ecoff_link_hash_table *)
- malloc (sizeof (struct ecoff_link_hash_table)));
- if (!ret)
- {
- bfd_set_error (bfd_error_no_memory);
- return NULL;
- }
+ bfd_alloc (abfd, sizeof (struct ecoff_link_hash_table)));
+ if (ret == NULL)
+ return NULL;
if (! _bfd_link_hash_table_init (&ret->root, abfd,
ecoff_link_hash_newfunc))
{
bfd *abfd;
struct bfd_link_info *info;
{
+ const struct ecoff_backend_data * const backend = ecoff_backend (abfd);
const bfd_byte *raw_armap;
struct bfd_link_hash_entry **pundef;
unsigned int armap_count;
if (! bfd_has_map (abfd))
{
- bfd_set_error (bfd_error_no_symbols);
+ /* An empty archive is a special case. */
+ if (bfd_openr_next_archived_file (abfd, (bfd *) NULL) == NULL)
+ return true;
+ bfd_set_error (bfd_error_no_armap);
return false;
}
hash = srch;
}
- element = _bfd_get_elt_at_filepos (abfd, file_offset);
+ element = (*backend->get_elt_at_filepos) (abfd, file_offset);
if (element == (bfd *) NULL)
return false;
/* Read in the external symbols and external strings. */
external_ext_size = backend->debug_swap.external_ext_size;
esize = symhdr->iextMax * external_ext_size;
- external_ext = (PTR) malloc (esize);
+ external_ext = (PTR) bfd_malloc (esize);
if (external_ext == NULL && esize != 0)
- {
- bfd_set_error (bfd_error_no_memory);
- goto error_return;
- }
+ goto error_return;
if (bfd_seek (abfd, symhdr->cbExtOffset, SEEK_SET) != 0
|| bfd_read (external_ext, 1, esize, abfd) != esize)
goto error_return;
- ssext = (char *) malloc (symhdr->issExtMax);
+ ssext = (char *) bfd_malloc (symhdr->issExtMax);
if (ssext == NULL && symhdr->issExtMax != 0)
- {
- bfd_set_error (bfd_error_no_memory);
- goto error_return;
- }
+ goto error_return;
if (bfd_seek (abfd, symhdr->cbSsExtOffset, SEEK_SET) != 0
- || bfd_read (ssext, 1, symhdr->issExtMax, abfd) != symhdr->issExtMax)
+ || (bfd_read (ssext, 1, symhdr->issExtMax, abfd) !=
+ (bfd_size_type) symhdr->issExtMax))
goto error_return;
/* Look through the external symbols to see if they define some
case scSCommon:
case scInit:
case scFini:
+ case scRConst:
def = true;
break;
default:
/* Read in the external symbols and external strings. */
external_ext_size = ecoff_backend (abfd)->debug_swap.external_ext_size;
esize = symhdr->iextMax * external_ext_size;
- external_ext = (PTR) malloc (esize);
+ external_ext = (PTR) bfd_malloc (esize);
if (external_ext == NULL && esize != 0)
- {
- bfd_set_error (bfd_error_no_memory);
- goto error_return;
- }
+ goto error_return;
if (bfd_seek (abfd, symhdr->cbExtOffset, SEEK_SET) != 0
|| bfd_read (external_ext, 1, esize, abfd) != esize)
goto error_return;
- ssext = (char *) malloc (symhdr->issExtMax);
+ ssext = (char *) bfd_malloc (symhdr->issExtMax);
if (ssext == NULL && symhdr->issExtMax != 0)
- {
- bfd_set_error (bfd_error_no_memory);
- goto error_return;
- }
+ goto error_return;
if (bfd_seek (abfd, symhdr->cbSsExtOffset, SEEK_SET) != 0
- || bfd_read (ssext, 1, symhdr->issExtMax, abfd) != symhdr->issExtMax)
+ || (bfd_read (ssext, 1, symhdr->issExtMax, abfd)
+ != (bfd_size_type) symhdr->issExtMax))
goto error_return;
result = ecoff_link_add_externals (abfd, info, external_ext, ssext);
bfd_alloc (abfd,
ext_count * sizeof (struct bfd_link_hash_entry *)));
if (!sym_hash)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
ecoff_data (abfd)->sym_hashes = sym_hash;
ext_ptr = (char *) external_ext;
section = bfd_make_section_old_way (abfd, ".fini");
value -= section->vma;
break;
+ case scRConst:
+ section = bfd_make_section_old_way (abfd, ".rconst");
+ value -= section->vma;
+ break;
}
if (section == (asection *) NULL)
h = NULL;
if (! (_bfd_generic_link_add_one_symbol
- (info, abfd, name, BSF_GLOBAL, section, value,
- (const char *) NULL, true, true,
+ (info, abfd, name,
+ esym.weakext ? BSF_WEAK : BSF_GLOBAL,
+ section, value, (const char *) NULL, true, true,
(struct bfd_link_hash_entry **) &h)))
return false;
if (h->abfd == (bfd *) NULL
|| (! bfd_is_und_section (section)
&& (! bfd_is_com_section (section)
- || h->root.type != bfd_link_hash_defined)))
+ || (h->root.type != bfd_link_hash_defined
+ && h->root.type != bfd_link_hash_defweak))))
{
h->abfd = abfd;
h->esym = esym;
on Ultrix 4.2 to handle the symbol cred in -lckrb. */
if (h->small
&& h->root.type == bfd_link_hash_common
- && strcmp (h->root.u.c.section->name, SCOMMON) != 0)
+ && strcmp (h->root.u.c.p->section->name, SCOMMON) != 0)
{
- h->root.u.c.section = bfd_make_section_old_way (abfd, SCOMMON);
- h->root.u.c.section->flags = SEC_ALLOC;
+ h->root.u.c.p->section = bfd_make_section_old_way (abfd,
+ SCOMMON);
+ h->root.u.c.p->section->flags = SEC_ALLOC;
if (h->esym.asym.sc == scCommon)
h->esym.asym.sc = scSCommon;
}
PARAMS ((bfd *, struct bfd_link_info *, asection *,
struct bfd_link_order *));
+/* Structure used to pass information to ecoff_link_write_external. */
+
+struct extsym_info
+{
+ bfd *abfd;
+ struct bfd_link_info *info;
+};
+
/* ECOFF final link routine. This looks through all the input BFDs
and gathers together all the debugging information, and then
processes all the link order information. This may cause it to
register bfd *input_bfd;
asection *o;
struct bfd_link_order *p;
+ struct extsym_info einfo;
/* We accumulate the debugging information counts in the symbolic
header. */
}
/* Write out the external symbols. */
+ einfo.abfd = abfd;
+ einfo.info = info;
ecoff_link_hash_traverse (ecoff_hash_table (info),
ecoff_link_write_external,
- (PTR) abfd);
+ (PTR) &einfo);
if (info->relocateable)
{
debug->ptr = NULL; \
else \
{ \
- debug->ptr = (type) malloc (size * symhdr->count); \
+ debug->ptr = (type) bfd_malloc ((size_t) (size * symhdr->count)); \
if (debug->ptr == NULL) \
{ \
- bfd_set_error (bfd_error_no_memory); \
ret = false; \
goto return_something; \
} \
struct ecoff_link_hash_entry *h;
PTR data;
{
- bfd *output_bfd = (bfd *) data;
-
- /* FIXME: We should check if this symbol is being stripped. */
+ struct extsym_info *einfo = (struct extsym_info *) data;
+ bfd *output_bfd = einfo->abfd;
+ boolean strip;
+
+ /* We need to check if this symbol is being stripped. */
+ if (h->root.type == bfd_link_hash_undefined
+ || h->root.type == bfd_link_hash_undefweak)
+ strip = false;
+ else if (einfo->info->strip == strip_all
+ || (einfo->info->strip == strip_some
+ && bfd_hash_lookup (einfo->info->keep_hash,
+ h->root.root.string,
+ false, false) == NULL))
+ strip = true;
+ else
+ strip = false;
- if (h->written)
+ if (strip || h->written)
return true;
if (h->abfd == (bfd *) NULL)
h->esym.asym.value = 0;
h->esym.asym.st = stGlobal;
- if (h->root.type != bfd_link_hash_defined)
+ if (h->root.type != bfd_link_hash_defined
+ && h->root.type != bfd_link_hash_defweak)
h->esym.asym.sc = scAbs;
else
{
h->esym.asym.sc = scPData;
else if (strcmp (name, _XDATA) == 0)
h->esym.asym.sc = scXData;
+ else if (strcmp (name, _RCONST) == 0)
+ h->esym.asym.sc = scRConst;
else
h->esym.asym.sc = scAbs;
}
case bfd_link_hash_new:
abort ();
case bfd_link_hash_undefined:
- case bfd_link_hash_weak:
+ case bfd_link_hash_undefweak:
if (h->esym.asym.sc != scUndefined
&& h->esym.asym.sc != scSUndefined)
h->esym.asym.sc = scUndefined;
break;
case bfd_link_hash_defined:
+ case bfd_link_hash_defweak:
if (h->esym.asym.sc == scUndefined
|| h->esym.asym.sc == scSUndefined)
h->esym.asym.sc = scAbs;
/* Get the section contents. We allocate memory for the larger of
the size before relocating and the size after relocating. */
- contents = (bfd_byte *) malloc (raw_size >= cooked_size
- ? raw_size
- : cooked_size);
+ contents = (bfd_byte *) bfd_malloc (raw_size >= cooked_size
+ ? (size_t) raw_size
+ : (size_t) cooked_size);
if (contents == NULL && raw_size != 0)
- {
- bfd_set_error (bfd_error_no_memory);
- goto error_return;
- }
+ goto error_return;
/* If we are relaxing, the contents may have already been read into
memory, in which case we copy them into our new buffer. We don't
simply reuse the old buffer in case cooked_size > raw_size. */
if (section_tdata != (struct ecoff_section_tdata *) NULL
&& section_tdata->contents != (bfd_byte *) NULL)
- memcpy (contents, section_tdata->contents, raw_size);
+ memcpy (contents, section_tdata->contents, (size_t) raw_size);
else
{
if (! bfd_get_section_contents (input_bfd, input_section,
external_reloc_size = ecoff_backend (input_bfd)->external_reloc_size;
external_relocs_size = external_reloc_size * input_section->reloc_count;
- if (section_tdata != (struct ecoff_section_tdata *) NULL)
+ if (section_tdata != (struct ecoff_section_tdata *) NULL
+ && section_tdata->external_relocs != NULL)
external_relocs = section_tdata->external_relocs;
else
{
- external_relocs = (PTR) malloc (external_relocs_size);
+ external_relocs = (PTR) bfd_malloc ((size_t) external_relocs_size);
if (external_relocs == NULL && external_relocs_size != 0)
- {
- bfd_set_error (bfd_error_no_memory);
- goto error_return;
- }
+ goto error_return;
if (bfd_seek (input_bfd, input_section->rel_filepos, SEEK_SET) != 0
|| (bfd_read (external_relocs, 1, external_relocs_size, input_bfd)
asection *output_section;
struct bfd_link_order *link_order;
{
+ enum bfd_link_order_type type;
+ asection *section;
+ bfd_vma addend;
arelent rel;
struct internal_reloc in;
bfd_size_type external_reloc_size;
bfd_byte *rbuf;
boolean ok;
+ type = link_order->type;
+ section = NULL;
+ addend = link_order->u.reloc.p->addend;
+
/* We set up an arelent to pass to the backend adjust_reloc_out
routine. */
rel.address = link_order->offset;
rel.howto = bfd_reloc_type_lookup (output_bfd, link_order->u.reloc.p->reloc);
- if (rel.howto == (const reloc_howto_type *) NULL)
+ if (rel.howto == 0)
{
bfd_set_error (bfd_error_bad_value);
return false;
}
- if (link_order->type == bfd_section_reloc_link_order)
- rel.sym_ptr_ptr = link_order->u.reloc.p->u.section->symbol_ptr_ptr;
+ if (type == bfd_section_reloc_link_order)
+ {
+ section = link_order->u.reloc.p->u.section;
+ rel.sym_ptr_ptr = section->symbol_ptr_ptr;
+ }
else
{
- /* We can't set up a reloc against a symbol correctly, because
- we have no asymbol structure. Currently no adjust_reloc_out
- routine cases. */
- rel.sym_ptr_ptr = (asymbol **) NULL;
+ struct bfd_link_hash_entry *h;
+
+ /* Treat a reloc against a defined symbol as though it were
+ actually against the section. */
+ h = bfd_wrapped_link_hash_lookup (output_bfd, info,
+ link_order->u.reloc.p->u.name,
+ false, false, false);
+ if (h != NULL
+ && (h->type == bfd_link_hash_defined
+ || h->type == bfd_link_hash_defweak))
+ {
+ type = bfd_section_reloc_link_order;
+ section = h->u.def.section->output_section;
+ /* It seems that we ought to add the symbol value to the
+ addend here, but in practice it has already been added
+ because it was passed to constructor_callback. */
+ addend += section->vma + h->u.def.section->output_offset;
+ }
+ else
+ {
+ /* We can't set up a reloc against a symbol correctly,
+ because we have no asymbol structure. Currently no
+ adjust_reloc_out routine cares. */
+ rel.sym_ptr_ptr = (asymbol **) NULL;
+ }
}
/* All ECOFF relocs are in-place. Put the addend into the object
file. */
BFD_ASSERT (rel.howto->partial_inplace);
- if (link_order->u.reloc.p->addend != 0)
+ if (addend != 0)
{
bfd_size_type size;
bfd_reloc_status_type rstat;
size = bfd_get_reloc_size (rel.howto);
buf = (bfd_byte *) bfd_zmalloc (size);
if (buf == (bfd_byte *) NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
- rstat = _bfd_relocate_contents (rel.howto, output_bfd,
- link_order->u.reloc.p->addend, buf);
+ return false;
+ rstat = _bfd_relocate_contents (rel.howto, output_bfd, addend, buf);
switch (rstat)
{
case bfd_reloc_ok:
if (! ((*info->callbacks->reloc_overflow)
(info,
(link_order->type == bfd_section_reloc_link_order
- ? bfd_section_name (output_bfd,
- link_order->u.reloc.p->u.section)
+ ? bfd_section_name (output_bfd, section)
: link_order->u.reloc.p->u.name),
- rel.howto->name, link_order->u.reloc.p->addend,
- (bfd *) NULL, (asection *) NULL, (bfd_vma) 0)))
+ rel.howto->name, addend, (bfd *) NULL,
+ (asection *) NULL, (bfd_vma) 0)))
{
free (buf);
return false;
+ bfd_get_section_vma (output_bfd, output_section));
in.r_type = rel.howto->type;
- if (link_order->type == bfd_symbol_reloc_link_order)
+ if (type == bfd_symbol_reloc_link_order)
{
struct ecoff_link_hash_entry *h;
- h = ecoff_link_hash_lookup (ecoff_hash_table (info),
- link_order->u.reloc.p->u.name,
- false, false, true);
+ h = ((struct ecoff_link_hash_entry *)
+ bfd_wrapped_link_hash_lookup (output_bfd, info,
+ link_order->u.reloc.p->u.name,
+ false, false, true));
if (h != (struct ecoff_link_hash_entry *) NULL
&& h->indx != -1)
in.r_symndx = h->indx;
{
CONST char *name;
- name = bfd_get_section_name (output_bfd,
- link_order->u.reloc.p->u.section);
+ name = bfd_get_section_name (output_bfd, section);
if (strcmp (name, ".text") == 0)
in.r_symndx = RELOC_SECTION_TEXT;
else if (strcmp (name, ".rdata") == 0)
in.r_symndx = RELOC_SECTION_LITA;
else if (strcmp (name, "*ABS*") == 0)
in.r_symndx = RELOC_SECTION_ABS;
+ else if (strcmp (name, ".rconst") == 0)
+ in.r_symndx = RELOC_SECTION_RCONST;
else
abort ();
in.r_extern = 0;
/* Get some memory and swap out the reloc. */
external_reloc_size = ecoff_backend (output_bfd)->external_reloc_size;
- rbuf = (bfd_byte *) malloc (external_reloc_size);
+ rbuf = (bfd_byte *) bfd_malloc ((size_t) external_reloc_size);
if (rbuf == (bfd_byte *) NULL)
- {
- bfd_set_error (bfd_error_no_memory);
- return false;
- }
+ return false;
(*ecoff_backend (output_bfd)->swap_reloc_out) (output_bfd, &in, (PTR) rbuf);