Update year range in copyright notice of binutils files
[deliverable/binutils-gdb.git] / bfd / coff-i960.c
index 5bf028c5c4a4e85438e3adbc727a7490e5a95b9c..8b91bfe1c075594f84d3b29d53c7966f152b494a 100644 (file)
@@ -1,50 +1,39 @@
 /* BFD back-end for Intel 960 COFF files.
-   Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1997, 1999, 2000, 2001,
-   2002, 2003, 2004, 2007 Free Software Foundation, Inc.
+   Copyright (C) 1990-2018 Free Software Foundation, Inc.
    Written by Cygnus Support.
 
-This file is part of BFD, the Binary File Descriptor library.
+   This file is part of BFD, the Binary File Descriptor library.
 
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
 
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
 
-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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
+   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., 51 Franklin Street - Fifth Floor, Boston,
+   MA 02110-1301, USA.  */
 
 #define I960 1
 #define BADMAG(x) I960BADMAG(x)
 
-#include "bfd.h"
 #include "sysdep.h"
+#include "bfd.h"
 #include "libbfd.h"
 #include "coff/i960.h"
 #include "coff/internal.h"
-#include "libcoff.h"           /* to allow easier abstraction-breaking */
-
-static bfd_boolean coff_i960_is_local_label_name
-  PARAMS ((bfd *, const char *));
-static bfd_reloc_status_type optcall_callback
-  PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
-static bfd_reloc_status_type coff_i960_relocate
-  PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
-static reloc_howto_type *coff_i960_reloc_type_lookup
-  PARAMS ((bfd *, bfd_reloc_code_real_type));
-static bfd_boolean coff_i960_start_final_link
-  PARAMS ((bfd *, struct bfd_link_info *));
-static bfd_boolean coff_i960_relocate_section
-  PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
-          struct internal_reloc *, struct internal_syment *, asection **));
-static bfd_boolean coff_i960_adjust_symndx
-  PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *,
-          struct internal_reloc *, bfd_boolean *));
+
+#ifndef bfd_pe_print_pdata
+#define bfd_pe_print_pdata     NULL
+#endif
+
+#include "libcoff.h"           /* To allow easier abstraction-breaking.  */
+
 
 #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3)
 #define COFF_ALIGN_IN_SECTION_HEADER 1
@@ -61,9 +50,7 @@ static bfd_boolean coff_i960_adjust_symndx
 /* This set of local label names is taken from gas.  */
 
 static bfd_boolean
-coff_i960_is_local_label_name (abfd, name)
-     bfd *abfd ATTRIBUTE_UNUSED;
-     const char *name;
+coff_i960_is_local_label_name (bfd *abfd ATTRIBUTE_UNUSED, const char *name)
 {
   return (name[0] == 'L'
          || (name[0] == '.'
@@ -75,22 +62,22 @@ coff_i960_is_local_label_name (abfd, name)
 /* This is just like the usual CALC_ADDEND, but it includes the
    section VMA for PC relative relocs.  */
 #ifndef CALC_ADDEND
-#define CALC_ADDEND(abfd, ptr, reloc, cache_ptr)                \
-  {                                                             \
-    coff_symbol_type *coffsym = (coff_symbol_type *) NULL;      \
-    if (ptr && bfd_asymbol_bfd (ptr) != abfd)                   \
-      coffsym = (obj_symbols (abfd)                             \
-                 + (cache_ptr->sym_ptr_ptr - symbols));         \
-    else if (ptr)                                               \
-      coffsym = coff_symbol_from (abfd, ptr);                   \
-    if (coffsym != (coff_symbol_type *) NULL                    \
-        && coffsym->native->u.syment.n_scnum == 0)              \
-      cache_ptr->addend = 0;                                    \
-    else if (ptr && bfd_asymbol_bfd (ptr) == abfd               \
-             && ptr->section != (asection *) NULL)              \
-      cache_ptr->addend = - (ptr->section->vma + ptr->value);   \
-    else                                                        \
-      cache_ptr->addend = 0;                                    \
+#define CALC_ADDEND(abfd, ptr, reloc, cache_ptr)               \
+  {                                                            \
+    coff_symbol_type *coffsym = (coff_symbol_type *) NULL;     \
+    if (ptr && bfd_asymbol_bfd (ptr) != abfd)                  \
+      coffsym = (obj_symbols (abfd)                            \
+                + (cache_ptr->sym_ptr_ptr - symbols));         \
+    else if (ptr)                                              \
+      coffsym = coff_symbol_from (ptr);                                \
+    if (coffsym != (coff_symbol_type *) NULL                   \
+       && coffsym->native->u.syment.n_scnum == 0)              \
+      cache_ptr->addend = 0;                                   \
+    else if (ptr && bfd_asymbol_bfd (ptr) == abfd              \
+            && ptr->section != (asection *) NULL)              \
+      cache_ptr->addend = - (ptr->section->vma + ptr->value);  \
+    else                                                       \
+      cache_ptr->addend = 0;                                   \
     if (ptr && (reloc.r_type == 25 || reloc.r_type == 27))     \
       cache_ptr->addend += asect->vma;                         \
   }
@@ -101,15 +88,13 @@ coff_i960_is_local_label_name (abfd, name)
 #define BAL_MASK 0x00ffffff
 
 static bfd_reloc_status_type
-optcall_callback (abfd, reloc_entry, symbol_in, data,
-                 input_section, ignore_bfd, error_message)
-     bfd *abfd;
-     arelent *reloc_entry;
-     asymbol *symbol_in;
-     PTR data;
-     asection *input_section;
-     bfd *ignore_bfd ATTRIBUTE_UNUSED;
-     char **error_message;
+optcall_callback (bfd *abfd,
+                 arelent *reloc_entry,
+                 asymbol *symbol_in,
+                 void * data,
+                 asection *input_section,
+                 bfd *ignore_bfd ATTRIBUTE_UNUSED,
+                 char **error_message)
 {
   /* This item has already been relocated correctly, but we may be
    * able to patch in yet better code - done by digging out the
@@ -143,7 +128,7 @@ optcall_callback (abfd, reloc_entry, symbol_in, data,
       {
       case C_LEAFSTAT:
       case C_LEAFEXT:
-       /* This is a call to a leaf procedure, replace instruction with a bal
+       /* This is a call to a leaf procedure, replace instruction with a bal
           to the correct location.  */
        {
          union internal_auxent *aux = &((cs->native+2)->u.auxent);
@@ -157,9 +142,9 @@ optcall_callback (abfd, reloc_entry, symbol_in, data,
             sym and auxents untouched, so the delta between the two
             is the offset of the bal entry point.  */
          word = ((word +  olf)  & BAL_MASK) | BAL;
-         bfd_put_32 (abfd, (bfd_vma) word,
+         bfd_put_32 (abfd, (bfd_vma) word,
                      (bfd_byte *) data + reloc_entry->address);
-       }
+       }
        result = bfd_reloc_ok;
        break;
       case C_SCALL:
@@ -191,15 +176,13 @@ optcall_callback (abfd, reloc_entry, symbol_in, data,
    COFF specific backend linker.  */
 
 static bfd_reloc_status_type
-coff_i960_relocate (abfd, reloc_entry, symbol, data, input_section,
-                   output_bfd, error_message)
-     bfd *abfd;
-     arelent *reloc_entry;
-     asymbol *symbol;
-     PTR data ATTRIBUTE_UNUSED;
-     asection *input_section ATTRIBUTE_UNUSED;
-     bfd *output_bfd;
-     char **error_message ATTRIBUTE_UNUSED;
+coff_i960_relocate (bfd *abfd,
+                   arelent *reloc_entry,
+                   asymbol *symbol,
+                   void * data ATTRIBUTE_UNUSED,
+                   asection *input_section ATTRIBUTE_UNUSED,
+                   bfd *output_bfd,
+                   char **error_message ATTRIBUTE_UNUSED)
 {
   asection *osec;
 
@@ -218,7 +201,7 @@ coff_i960_relocate (abfd, reloc_entry, symbol, data, input_section,
   if (bfd_is_com_section (bfd_get_section (symbol)))
     {
       /* I don't really know what the right action is for a common
-         symbol.  */
+        symbol.  */
       return bfd_reloc_continue;
     }
 
@@ -254,11 +237,11 @@ coff_i960_relocate (abfd, reloc_entry, symbol, data, input_section,
       if (coff_section_data (output_bfd, osec) == NULL)
        {
          bfd_size_type amt = sizeof (struct coff_section_tdata);
-         osec->used_by_bfd = (PTR) bfd_zalloc (abfd, amt);
+         osec->used_by_bfd = bfd_zalloc (abfd, amt);
          if (osec->used_by_bfd == NULL)
            return bfd_reloc_overflow;
        }
-      coff_section_data (output_bfd, osec)->tdata = (PTR) syms;
+      coff_section_data (output_bfd, osec)->tdata = syms;
     }
 
   /* Let bfd_perform_relocation do its thing, which will include
@@ -278,9 +261,8 @@ static reloc_howto_type howto_optcall =
         optcall_callback, "optcall", TRUE, 0x00ffffff, 0x00ffffff, 0);
 
 static reloc_howto_type *
-coff_i960_reloc_type_lookup (abfd, code)
-     bfd *abfd ATTRIBUTE_UNUSED;
-     bfd_reloc_code_real_type code;
+coff_i960_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
+                            bfd_reloc_code_real_type code)
 {
   switch (code)
     {
@@ -334,15 +316,13 @@ coff_i960_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
    necessary symbols.  */
 
 static bfd_boolean
-coff_i960_start_final_link (abfd, info)
-     bfd *abfd;
-     struct bfd_link_info *info;
+coff_i960_start_final_link (bfd *abfd, struct bfd_link_info *info)
 {
   bfd_size_type symesz = bfd_coff_symesz (abfd);
   asection *o;
   bfd_byte *esym;
 
-  if (! info->relocatable)
+  if (! bfd_link_relocatable (info))
     return TRUE;
 
   esym = (bfd_byte *) bfd_malloc (symesz);
@@ -363,7 +343,7 @@ coff_i960_start_final_link (abfd, info)
       isym.n_sclass = C_STAT;
       isym.n_numaux = 0;
 
-      bfd_coff_swap_sym_out (abfd, (PTR) &isym, (PTR) esym);
+      bfd_coff_swap_sym_out (abfd, &isym, esym);
 
       if (bfd_bwrite (esym, symesz, abfd) != symesz)
        {
@@ -382,16 +362,14 @@ coff_i960_start_final_link (abfd, info)
 /* The reloc processing routine for the optimized COFF linker.  */
 
 static bfd_boolean
-coff_i960_relocate_section (output_bfd, info, input_bfd, input_section,
-                           contents, relocs, syms, sections)
-     bfd *output_bfd ATTRIBUTE_UNUSED;
-     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_i960_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
+                           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;
@@ -451,7 +429,7 @@ coff_i960_relocate_section (output_bfd, info, input_bfd, input_section,
          else
            {
              sec = sections[symndx];
-              val = (sec->output_section->vma
+             val = (sec->output_section->vma
                     + sec->output_offset
                     + sym->n_value
                     - sec->vma);
@@ -469,43 +447,39 @@ coff_i960_relocate_section (output_bfd, info, input_bfd, input_section,
                     + sec->output_section->vma
                     + sec->output_offset);
            }
-         else if (! info->relocatable)
-           {
-             if (! ((*info->callbacks->undefined_symbol)
-                    (info, h->root.root.string, input_bfd, input_section,
-                     rel->r_vaddr - input_section->vma, TRUE)))
-               return FALSE;
-           }
+         else if (! bfd_link_relocatable (info))
+           (*info->callbacks->undefined_symbol)
+             (info, h->root.root.string, input_bfd, input_section,
+              rel->r_vaddr - input_section->vma, TRUE);
        }
 
       done = FALSE;
 
-      if (howto->type == R_OPTCALL && ! info->relocatable && symndx != -1)
+      if (howto->type == R_OPTCALL && ! bfd_link_relocatable (info) && symndx != -1)
        {
-         int class;
+         int class_val;
 
          if (h != NULL)
-           class = h->class;
+           class_val = h->symbol_class;
          else
-           class = sym->n_sclass;
+           class_val = sym->n_sclass;
 
-         switch (class)
+         switch (class_val)
            {
            case C_NULL:
              /* This symbol is apparently not from a COFF input file.
-                 We warn, and then assume that it is not a leaf
-                 function.  */
-             if (! ((*info->callbacks->reloc_dangerous)
-                    (info,
-                     _("uncertain calling convention for non-COFF symbol"),
-                     input_bfd, input_section,
-                     rel->r_vaddr - input_section->vma)))
-               return FALSE;
+                We warn, and then assume that it is not a leaf
+                function.  */
+             (*info->callbacks->reloc_dangerous)
+               (info,
+                _("uncertain calling convention for non-COFF symbol"),
+                input_bfd, input_section,
+                rel->r_vaddr - input_section->vma);
              break;
            case C_LEAFSTAT:
            case C_LEAFEXT:
              /* This is a call to a leaf procedure; use the bal
-                 instruction.  */
+                instruction.  */
              {
                long olf;
                unsigned long word;
@@ -523,9 +497,9 @@ coff_i960_relocate_section (output_bfd, info, input_bfd, input_section,
                    BFD_ASSERT (sym->n_numaux == 2);
                    esyms = (bfd_byte *) obj_coff_external_syms (input_bfd);
                    esyms += (symndx + 2) * bfd_coff_symesz (input_bfd);
-                   bfd_coff_swap_aux_in (input_bfd, (PTR) esyms, sym->n_type,
+                   bfd_coff_swap_aux_in (input_bfd, esyms, sym->n_type,
                                          sym->n_sclass, 1, sym->n_numaux,
-                                         (PTR) &aux);
+                                         &aux);
                    olf = aux.x_bal.x_balntry;
                  }
 
@@ -577,11 +551,10 @@ coff_i960_relocate_section (output_bfd, info, input_bfd, input_section,
                  return FALSE;
              }
 
-           if (! ((*info->callbacks->reloc_overflow)
-                  (info, (h ? &h->root : NULL), name, howto->name,
-                   (bfd_vma) 0, input_bfd, input_section,
-                   rel->r_vaddr - input_section->vma)))
-             return FALSE;
+           (*info->callbacks->reloc_overflow)
+             (info, (h ? &h->root : NULL), name, howto->name,
+              (bfd_vma) 0, input_bfd, input_section,
+              rel->r_vaddr - input_section->vma);
          }
        }
     }
@@ -594,13 +567,12 @@ coff_i960_relocate_section (output_bfd, info, input_bfd, input_section,
    for the section.  */
 
 static bfd_boolean
-coff_i960_adjust_symndx (obfd, info, ibfd, sec, irel, adjustedp)
-     bfd *obfd ATTRIBUTE_UNUSED;
-     struct bfd_link_info *info ATTRIBUTE_UNUSED;
-     bfd *ibfd;
-     asection *sec ATTRIBUTE_UNUSED;
-     struct internal_reloc *irel;
-     bfd_boolean *adjustedp;
+coff_i960_adjust_symndx (bfd *obfd ATTRIBUTE_UNUSED,
+                        struct bfd_link_info *info ATTRIBUTE_UNUSED,
+                        bfd *ibfd,
+                        asection *sec ATTRIBUTE_UNUSED,
+                        struct internal_reloc *irel,
+                        bfd_boolean *adjustedp)
 {
   struct coff_link_hash_entry *h;
 
@@ -631,11 +603,11 @@ coff_i960_adjust_symndx (obfd, info, ibfd, sec, irel, adjustedp)
 
 #include "coffcode.h"
 
-extern const bfd_target icoff_big_vec;
+extern const bfd_target icoff_be_vec;
 
-CREATE_LITTLE_COFF_TARGET_VEC (icoff_little_vec, "coff-Intel-little", 0, 0, '_', & icoff_big_vec, COFF_SWAP_TABLE)
+CREATE_LITTLE_COFF_TARGET_VEC (icoff_le_vec, "coff-Intel-little", 0, 0, '_', & icoff_be_vec, COFF_SWAP_TABLE)
 
-const bfd_target icoff_big_vec =
+const bfd_target icoff_be_vec =
 {
   "coff-Intel-big",            /* name */
   bfd_target_coff_flavour,
@@ -650,6 +622,7 @@ const bfd_target icoff_big_vec =
   '_',                         /* leading underscore */
   '/',                         /* ar_pad_char */
   15,                          /* ar_max_namelen */
+  0,                           /* match priority.  */
 
 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
      bfd_getl32, bfd_getl_signed_32, bfd_putl32,
@@ -675,7 +648,7 @@ bfd_getb64, bfd_getb_signed_64, bfd_putb64,
      BFD_JUMP_TABLE_LINK (coff),
      BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
 
-  & icoff_little_vec,
+  & icoff_le_vec,
 
   COFF_SWAP_TABLE
 };
This page took 0.031468 seconds and 4 git commands to generate.