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cell-binutils  2.17cvs20070401
Defines | Functions | Variables
coff-tic54x.c File Reference
#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
#include "bfdlink.h"
#include "coff/tic54x.h"
#include "coff/internal.h"
#include "libcoff.h"
#include "coffcode.h"

Go to the source code of this file.

Defines

#define F_LSYMS   F_LSYMS_TICOFF
#define COERCE32(x)   ((bfd_signed_vma) (long) (((unsigned long) (x) ^ 0x80000000) - 0x80000000))
#define coff_get_section_load_page   bfd_ticoff_get_section_load_page
#define coff_set_section_load_page   bfd_ticoff_set_section_load_page
#define coff_bfd_reloc_type_lookup   tic54x_coff_reloc_type_lookup
#define coff_bfd_reloc_name_lookup   tic54x_coff_reloc_name_lookup
#define RELOC_PROCESSING(RELENT, RELOC, SYMS, ABFD, SECT)   tic54x_reloc_processing(RELENT,RELOC,SYMS,ABFD,SECT)
#define coff_rtype_to_howto   coff_tic54x_rtype_to_howto
#define coff_bfd_is_local_label_name   ticoff_bfd_is_local_label_name
#define SWAP_OUT_RELOC_EXTRA(abfd, src, dst)
#define BADMAG(x)   COFF2_BADMAG(x)

Functions

static void tic54x_reloc_processing PARAMS ((arelent *, struct internal_reloc *, asymbol **, bfd *, asection *))
static bfd_reloc_status_type
tic54x_relocation 
PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **))
static bfd_boolean
tic54x_set_section_contents 
PARAMS ((bfd *, sec_ptr, const PTR, file_ptr, bfd_size_type))
static reloc_howto_type
*coff_tic54x_rtype_to_howto 
PARAMS ((bfd *, asection *, struct internal_reloc *, struct coff_link_hash_entry *, struct internal_syment *, bfd_vma *))
static bfd_boolean
tic54x_set_arch_mach 
PARAMS ((bfd *, enum bfd_architecture, unsigned long))
static reloc_howto_type
*tic54x_coff_reloc_type_lookup 
PARAMS ((bfd *, bfd_reloc_code_real_type))
static void tic54x_lookup_howto PARAMS ((arelent *, struct internal_reloc *))
static bfd_boolean
ticoff_bfd_is_local_label_name 
PARAMS ((bfd *, const char *))
static bfd_vma tic54x_getl32 (const void *p)
static void tic54x_putl32 (bfd_vma data, void *p)
static bfd_signed_vma tic54x_getl_signed_32 (const void *p)
void bfd_ticoff_set_section_load_page (asection *sect, int page)
int bfd_ticoff_get_section_load_page (asection *sect)
static bfd_boolean tic54x_set_arch_mach (bfd *abfd, enum bfd_architecture arch, unsigned long machine)
static bfd_reloc_status_type tic54x_relocation (abfd, arelent *reloc_entry, symbol, data, asection *input_section, bfd *output_bfd, error_message)
reloc_howto_type * tic54x_coff_reloc_type_lookup (abfd, bfd_reloc_code_real_type code)
static reloc_howto_type * tic54x_coff_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, const char *r_name)
static void tic54x_lookup_howto (arelent *internal, struct internal_reloc *dst)
static reloc_howto_type * coff_tic54x_rtype_to_howto (abfd, asection *sec, struct internal_reloc *rel, h, sym, bfd_vma *addendp)
static bfd_boolean ticoff_bfd_is_local_label_name (abfd, const char *name)
static bfd_boolean tic54x_set_section_contents (bfd *abfd, sec_ptr section, const PTR location, file_ptr offset, bfd_size_type bytes_to_do)
static void tic54x_reloc_processing (arelent *relent, struct internal_reloc *reloc, asymbol **symbols, bfd *abfd, asection *section)

Variables

reloc_howto_type tic54x_howto_table []
const bfd_target tic54x_coff0_vec
const bfd_target tic54x_coff0_beh_vec
const bfd_target tic54x_coff1_vec
const bfd_target tic54x_coff1_beh_vec
const bfd_target tic54x_coff2_vec
const bfd_target tic54x_coff2_beh_vec

Define Documentation

#define BADMAG (   x)    COFF2_BADMAG(x)

Definition at line 361 of file coff-tic54x.c.

#define COERCE32 (   x)    ((bfd_signed_vma) (long) (((unsigned long) (x) ^ 0x80000000) - 0x80000000))

Definition at line 346 of file coff-tic54x.c.

Definition at line 232 of file coff-tic54x.c.

Definition at line 231 of file coff-tic54x.c.

Definition at line 96 of file coff-tic54x.c.

Definition at line 307 of file coff-tic54x.c.

Definition at line 97 of file coff-tic54x.c.

#define F_LSYMS   F_LSYMS_TICOFF

Definition at line 32 of file coff-tic54x.c.

#define RELOC_PROCESSING (   RELENT,
  RELOC,
  SYMS,
  ABFD,
  SECT 
)    tic54x_reloc_processing(RELENT,RELOC,SYMS,ABFD,SECT)

Definition at line 304 of file coff-tic54x.c.

#define SWAP_OUT_RELOC_EXTRA (   abfd,
  src,
  dst 
)
Value:
do \
    { \
      dst->r_reserved[0] = 0; \
      dst->r_reserved[1] = 0; \
    } \
  while (0)

Definition at line 349 of file coff-tic54x.c.


Function Documentation

Definition at line 108 of file coff-tic54x.c.

{
  int page;

  /* Provide meaningful defaults for predefined sections.  */
  if (sect == &bfd_com_section)
    page = PG_DATA;

  else if (sect == &bfd_und_section
      || sect == &bfd_abs_section
      || sect == &bfd_ind_section)
    page = PG_PROG;

  else
    page = FLAG_TO_PG (sect->lma);

  return page;
}
void bfd_ticoff_set_section_load_page ( asection sect,
int  page 
)

Definition at line 100 of file coff-tic54x.c.

{
  sect->lma = (sect->lma & ADDR_MASK) | PG_TO_FLAG(page);
}
static reloc_howto_type* coff_tic54x_rtype_to_howto ( abfd  ,
asection sec,
struct internal_reloc rel,
,
sym  ,
bfd_vma addendp 
) [static]

Definition at line 310 of file coff-tic54x.c.

{
  arelent genrel;

  if (rel->r_symndx == -1 && addendp != NULL)
    {
      /* This is a TI "internal relocation", which means that the relocation
        amount is the amount by which the current section is being relocated
        in the output section.  */
      *addendp = (sec->output_section->vma + sec->output_offset) - sec->vma;
    }

  tic54x_lookup_howto (&genrel, rel);

  return genrel.howto;
}

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static void tic54x_reloc_processing PARAMS ( (arelent *, struct internal_reloc *, asymbol **, bfd *, asection *)  ) [static]
static bfd_reloc_status_type tic54x_relocation PARAMS ( (bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)  ) [static]
static reloc_howto_type* tic54x_coff_reloc_type_lookup PARAMS ( (bfd *, bfd_reloc_code_real_type ) [static]
static void tic54x_lookup_howto PARAMS ( (arelent *, struct internal_reloc *)  ) [static]
static bfd_boolean ticoff_bfd_is_local_label_name PARAMS ( (bfd *, const char *)  ) [static]
static reloc_howto_type* tic54x_coff_reloc_name_lookup ( bfd *abfd  ATTRIBUTE_UNUSED,
const char *  r_name 
) [static]

Definition at line 264 of file coff-tic54x.c.

{
  unsigned int i;

  for (i = 0;
       i < sizeof (tic54x_howto_table) / sizeof (tic54x_howto_table[0]);
       i++)
    if (tic54x_howto_table[i].name != NULL
       && strcasecmp (tic54x_howto_table[i].name, r_name) == 0)
      return &tic54x_howto_table[i];

  return NULL;
}

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reloc_howto_type* tic54x_coff_reloc_type_lookup ( abfd  ,
bfd_reloc_code_real_type  code 
)

Definition at line 238 of file coff-tic54x.c.

{
  switch (code)
    {
    case BFD_RELOC_16:
      return &tic54x_howto_table[0];
    case BFD_RELOC_TIC54X_PARTLS7:
      return &tic54x_howto_table[1];
    case BFD_RELOC_TIC54X_PARTMS9:
      return &tic54x_howto_table[2];
    case BFD_RELOC_TIC54X_23:
      return &tic54x_howto_table[3];
    case BFD_RELOC_TIC54X_16_OF_23:
      return &tic54x_howto_table[4];
    case BFD_RELOC_TIC54X_MS7_OF_23:
      return &tic54x_howto_table[5];
    case BFD_RELOC_32:
      return &tic54x_howto_table[12];
    default:
      return (reloc_howto_type *) NULL;
    }
}
static bfd_vma tic54x_getl32 ( const void *  p) [static]

Definition at line 59 of file coff-tic54x.c.

{
  const bfd_byte *addr = p;
  unsigned long v;

  v  = (unsigned long) addr[2];
  v |= (unsigned long) addr[3] << 8;
  v |= (unsigned long) addr[0] << 16;
  v |= (unsigned long) addr[1] << 24;
  return v;
}

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static bfd_signed_vma tic54x_getl_signed_32 ( const void *  p) [static]

Definition at line 82 of file coff-tic54x.c.

{
  const bfd_byte *addr = p;
  unsigned long v;

  v  = (unsigned long) addr[2];
  v |= (unsigned long) addr[3] << 8;
  v |= (unsigned long) addr[0] << 16;
  v |= (unsigned long) addr[1] << 24;
#define COERCE32(x) \
  ((bfd_signed_vma) (long) (((unsigned long) (x) ^ 0x80000000) - 0x80000000))
  return COERCE32 (v);
}

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static void tic54x_lookup_howto ( arelent internal,
struct internal_reloc dst 
) [static]

Definition at line 283 of file coff-tic54x.c.

{
  unsigned i;
  int bank = (dst->r_symndx == -1) ? HOWTO_BANK : 0;

  for (i = 0; i < sizeof tic54x_howto_table/sizeof tic54x_howto_table[0]; i++)
    {
      if (tic54x_howto_table[i].type == dst->r_type)
       {
         internal->howto = tic54x_howto_table + i + bank;
         return;
       }
    }

  (*_bfd_error_handler) (_("Unrecognized reloc type 0x%x"),
                      (unsigned int) dst->r_type);
  abort ();
}

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static void tic54x_putl32 ( bfd_vma  data,
void *  p 
) [static]

Definition at line 72 of file coff-tic54x.c.

{
  bfd_byte *addr = p;
  addr[2] = data & 0xff;
  addr[3] = (data >>  8) & 0xff;
  addr[0] = (data >> 16) & 0xff;
  addr[1] = (data >> 24) & 0xff;
}

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static void tic54x_reloc_processing ( arelent relent,
struct internal_reloc reloc,
asymbol **  symbols,
bfd abfd,
asection section 
) [static]

Definition at line 377 of file coff-tic54x.c.

{
  asymbol *ptr;

  relent->address = reloc->r_vaddr;

  if (reloc->r_symndx != -1)
    {
      if (reloc->r_symndx < 0 || reloc->r_symndx >= obj_conv_table_size (abfd))
        {
          (*_bfd_error_handler)
            (_("%B: warning: illegal symbol index %ld in relocs"),
             abfd, reloc->r_symndx);
          relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
          ptr = NULL;
        }
      else
        {
          relent->sym_ptr_ptr = (symbols
                                 + obj_convert (abfd)[reloc->r_symndx]);
          ptr = *(relent->sym_ptr_ptr);
        }
    }
  else
    {
      relent->sym_ptr_ptr = section->symbol_ptr_ptr;
      ptr = *(relent->sym_ptr_ptr);
    }

  /* The symbols definitions that we have read in have been
     relocated as if their sections started at 0. But the offsets
     refering to the symbols in the raw data have not been
     modified, so we have to have a negative addend to compensate.

     Note that symbols which used to be common must be left alone.  */

  /* Calculate any reloc addend by looking at the symbol.  */
  CALC_ADDEND (abfd, ptr, *reloc, relent);

  relent->address -= section->vma;
  /* !!     relent->section = (asection *) NULL;*/

  /* Fill in the relent->howto field from reloc->r_type.  */
  tic54x_lookup_howto (relent, reloc);
}

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static bfd_reloc_status_type tic54x_relocation ( abfd  ,
arelent reloc_entry,
symbol  ,
data  ,
asection input_section,
bfd output_bfd,
error_message   
) [static]

Definition at line 147 of file coff-tic54x.c.

{
  if (output_bfd != (bfd *) NULL)
    {
      /* This is a partial relocation, and we want to apply the
        relocation to the reloc entry rather than the raw data.
        Modify the reloc inplace to reflect what we now know.  */
      reloc_entry->address += input_section->output_offset;
      return bfd_reloc_ok;
    }
  return bfd_reloc_continue;
}
static bfd_boolean tic54x_set_arch_mach ( bfd abfd,
enum bfd_architecture  arch,
unsigned long  machine 
) [static]

Definition at line 132 of file coff-tic54x.c.

{
  if (arch == bfd_arch_unknown)
    arch = bfd_arch_tic54x;

  else if (arch != bfd_arch_tic54x)
    return FALSE;

  return bfd_default_set_arch_mach (abfd, arch, machine);
}

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static bfd_boolean tic54x_set_section_contents ( bfd abfd,
sec_ptr  section,
const PTR  location,
file_ptr  offset,
bfd_size_type  bytes_to_do 
) [static]

Definition at line 365 of file coff-tic54x.c.

{
  return coff_set_section_contents (abfd, section, location,
                                    offset, bytes_to_do);
}

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static bfd_boolean ticoff_bfd_is_local_label_name ( abfd  ,
const char *  name 
) [static]

Definition at line 337 of file coff-tic54x.c.

{
  if (TICOFF_LOCAL_LABEL_P(name))
    return TRUE;
  return FALSE;
}

Variable Documentation

Definition at line 473 of file coff-tic54x.c.

Definition at line 429 of file coff-tic54x.c.

Definition at line 563 of file coff-tic54x.c.

Definition at line 518 of file coff-tic54x.c.

Definition at line 653 of file coff-tic54x.c.

Definition at line 608 of file coff-tic54x.c.

reloc_howto_type tic54x_howto_table[]

Definition at line 168 of file coff-tic54x.c.