Subversion Repositories openrisc_2011-10-31

/* Special version of <a.out.h> for use under hp-ux.

   Copyright 1988, 1993, 1995, 2001 Free Software Foundation, Inc. */

struct hp300hpux_exec_bytes

{

  unsigned char e_info[4];   /* a_machtype/a_magic */

  unsigned char e_spare1[4];

  unsigned char e_spare2[4];

  unsigned char e_text[4];   /* length of text, in bytes */

  unsigned char e_data[4];   /* length of data, in bytes */

  unsigned char e_bss[4];    /* length of uninitialized data area , in bytes */

  unsigned char e_trsize[4]; /* length of relocation info for text, in bytes*/

  unsigned char e_drsize[4]; /* length of relocation info for data, in bytes*/

  unsigned char e_passize[4];/* HP = pascal interface size */

  unsigned char e_syms[4];   /* HP = symbol table size */

  unsigned char e_spare5[4]; /* HP = debug name table size */

  unsigned char e_entry[4];  /* start address */

  unsigned char e_spare6[4]; /* HP = source line table size */

  unsigned char e_supsize[4];/* HP = value table size */

  unsigned char e_drelocs[4];

  unsigned char e_extension[4]; /* file offset of extension */

};

#define EXEC_BYTES_SIZE 64

struct hp300hpux_nlist_bytes

  {

    unsigned char e_value[4];

    unsigned char e_type[1];

    unsigned char e_length[1];  /* length of ascii symbol name */

    unsigned char e_almod[2];   /* alignment mod */

    unsigned char e_shlib[2];   /* info about dynamic linking */

  };

#define EXTERNAL_NLIST_SIZE 10

struct hp300hpux_reloc

  {

    unsigned char r_address[4];/* offset of of data to relocate */

    unsigned char r_index[2];  /* symbol table index of symbol         */

    unsigned char r_type[1];   /* relocation type                      */

    unsigned char r_length[1]; /* length of item to reloc              */

  };

struct hp300hpux_header_extension

{

    unsigned char e_syms[4];

    unsigned char unique_headers[12*4];

    unsigned char e_header[2];   /* type of header */

    unsigned char e_version[2];  /* version        */

    unsigned char e_size[4];     /* bytes following*/

    unsigned char e_extension[4];/* file offset of next extension */

};

#define EXTERNAL_EXTENSION_HEADER_SIZE (16*4)

/* hpux separates object files (0x106) and impure executables (0x107)  */

/* but the bfd code does not distinguish between them. Since we want to*/

/* read hpux .o files, we add an special define and use it below in    */

/* offset and address calculations.                                    */

#define HPUX_DOT_O_MAGIC 0x106

#define OMAGIC 0x107       /* object file or impure executable.  */

#define NMAGIC 0x108       /* Code indicating pure executable.   */

#define ZMAGIC 0x10B       /* demand-paged executable.           */

#define N_HEADER_IN_TEXT(x) 0

#if 0 /* libaout.h only uses the lower 8 bits */

#define HP98x6_ID 0x20A

#define HP9000S200_ID 0x20C

#endif

#define HP98x6_ID 0x0A

#define HP9000S200_ID 0x0C

#define N_BADMAG(x) ((_N_BADMAG (x)) || (_N_BADMACH (x)))

#define N_DATADDR(x) \

  ((N_MAGIC (x) == OMAGIC || N_MAGIC (x) == HPUX_DOT_O_MAGIC)           \

   ? (N_TXTADDR (x) + N_TXTSIZE (x))                                    \

   : (N_SEGSIZE (x) + ((N_TXTADDR (x) + N_TXTSIZE (x) - 1)              \

                       & ~ (bfd_vma) (N_SEGSIZE (x) - 1))))

#define _N_BADMACH(x) \

  (((N_MACHTYPE (x)) != HP9000S200_ID) && ((N_MACHTYPE (x)) != HP98x6_ID))

#define _N_BADMAG(x)      (N_MAGIC(x) != HPUX_DOT_O_MAGIC \

                        && N_MAGIC(x) != OMAGIC         \

                        && N_MAGIC(x) != NMAGIC         \

                        && N_MAGIC(x) != ZMAGIC )

#undef _N_HDROFF

#define _N_HDROFF(x) (SEGMENT_SIZE - (sizeof (struct exec)))

#undef N_DATOFF

#undef N_PASOFF

#undef N_SYMOFF

#undef N_SUPOFF

#undef N_TRELOFF

#undef N_DRELOFF

#undef N_STROFF

#define N_DATOFF(x)     ( N_TXTOFF(x) + N_TXTSIZE(x) )

#define N_PASOFF(x)     ( N_DATOFF(x) + (x).a_data)

#define N_SYMOFF(x)     ( N_PASOFF(x)   /* + (x).a_passize*/ )

#define N_SUPOFF(x)     ( N_SYMOFF(x) + (x).a_syms )

#define N_TRELOFF(x)    ( N_SUPOFF(x)    /* + 0 (x).a_supsize*/ )

#define N_DRELOFF(x)    ( N_TRELOFF(x) + (x).a_trsize )

#define N_EXTHOFF(x)    ( N_DRELOFF(x)   /*  + 0 (x).a_drsize */)

#define N_STROFF(x)     ( 0 /* no string table */ )

/* use these when the file has gnu symbol tables */

#define N_GNU_TRELOFF(x) (N_DATOFF(x) + (x).a_data)

#define N_GNU_DRELOFF(x) (N_GNU_TRELOFF(x) + (x).a_trsize)

#define N_GNU_SYMOFF(x)  (N_GNU_DRELOFF(x) + (x).a_drsize)

#define TARGET_PAGE_SIZE 0x1000

#define SEGMENT_SIZE 0x1000

#define TEXT_START_ADDR 0

#undef N_SHARED_LIB

#define N_SHARED_LIB(x)  ( 0 /* no shared libraries */ )