Always create PLT eh_frame section for i386/x86-64

[deliverable/binutils-gdb.git] / bfd / elf32-ip2k.c

diff --git a/bfd/elf32-ip2k.c b/bfd/elf32-ip2k.c
index 1d61aa476797d36c403b2d45cce8c83fff57c625..d696a27e2993b82ff56fa86b4b24c50860bb0a2e 100644 (file)
--- a/bfd/elf32-ip2k.c
+++ b/bfd/elf32-ip2k.c
@@ -1,12 +1,12 @@
 /* Ubicom IP2xxx specific support for 32-bit ELF
-   Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
+   Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2010, 2012
    Free Software Foundation, Inc.
 
    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
+   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,
@@ -347,7 +347,7 @@ ip2k_is_switch_table_128 (bfd *abfd ATTRIBUTE_UNUSED,
                          bfd_byte *contents)
 {
   bfd_byte code[4];
-  int index = 0;
+  int table_index = 0;
   
   /* Check current page-jmp.  */
   if (addr + 4 > sec->size)
@@ -369,13 +369,13 @@ ip2k_is_switch_table_128 (bfd *abfd ATTRIBUTE_UNUSED,
       ip2k_get_mem (abfd, contents + addr - 4, 4, code);
       if ((IS_ADD_W_WREG_OPCODE (code + 0))
          && (IS_ADD_PCL_W_OPCODE (code + 2)))
-       return index;
+       return table_index;
 
       if ((! IS_PAGE_OPCODE (code + 0))
          || (! IS_JMP_OPCODE (code + 2)))
        return -1;
 
-      index++;
+      table_index++;
       addr -= 4;
     }
 }
@@ -427,7 +427,7 @@ ip2k_is_switch_table_256 (bfd *abfd ATTRIBUTE_UNUSED,
                          bfd_byte *contents)
 {
   bfd_byte code[16];
-  int index = 0;
+  int table_index = 0;
   
   /* Check current page-jmp.  */
   if (addr + 4 > sec->size)
@@ -454,7 +454,7 @@ ip2k_is_switch_table_256 (bfd *abfd ATTRIBUTE_UNUSED,
          && (IS_INC_1SP_OPCODE (code + 10))
          && (IS_PAGE_OPCODE (code + 12))
          && (IS_JMP_OPCODE (code + 14)))
-       return index;
+       return table_index;
 
       if ((IS_ADD_W_WREG_OPCODE (code + 2))
          && (IS_SNC_OPCODE (code + 4))
@@ -463,13 +463,13 @@ ip2k_is_switch_table_256 (bfd *abfd ATTRIBUTE_UNUSED,
          && (IS_SNC_OPCODE (code + 10))
          && (IS_INC_1SP_OPCODE (code + 12))
          && (IS_JMP_OPCODE (code + 14)))
-       return index;
+       return table_index;
       
       if ((! IS_PAGE_OPCODE (code + 0))
          || (! IS_JMP_OPCODE (code + 2)))
        return -1;
 
-      index++;
+      table_index++;
       addr -= 4;
     }
 }
@@ -577,7 +577,6 @@ adjust_all_relocations (bfd *abfd,
   Elf_Internal_Shdr *symtab_hdr;
   Elf_Internal_Sym *isymbuf, *isym, *isymend;
   unsigned int shndx;
-  bfd_byte *contents;
   Elf_Internal_Rela *irel, *irelend, *irelbase;
   struct elf_link_hash_entry **sym_hashes;
   struct elf_link_hash_entry **end_hashes;
@@ -589,8 +588,6 @@ adjust_all_relocations (bfd *abfd,
 
   shndx = _bfd_elf_section_from_bfd_section (abfd, sec);
 
-  contents = elf_section_data (sec)->this_hdr.contents;
-
   irelbase = elf_section_data (sec)->relocs;
   irelend = irelbase + sec->reloc_count;
 
@@ -669,9 +666,7 @@ adjust_all_relocations (bfd *abfd,
                  if (sym_sec == sec)
                    {
                      const char *name;
-                     unsigned long strx;
-                     unsigned char type, other;
-                     unsigned short desc;
+                     unsigned char type;
                      bfd_vma value;
                      bfd_vma baseaddr = BASEADDR (sec);
                      bfd_vma symval = BASEADDR (sym_sec) + isym->st_value
@@ -685,10 +680,7 @@ adjust_all_relocations (bfd *abfd,
                      stabp = stabcontents + irel->r_offset - 8; 
 
                      /* Go pullout the stab entry.  */
-                     strx  = bfd_h_get_32 (abfd, stabp + STRDXOFF);
                      type  = bfd_h_get_8 (abfd, stabp + TYPEOFF);
-                     other = bfd_h_get_8 (abfd, stabp + OTHEROFF);
-                     desc  = bfd_h_get_16 (abfd, stabp + DESCOFF);
                      value = bfd_h_get_32 (abfd, stabp + VALOFF);
                      
                      name = bfd_get_stab_name (type);
@@ -706,10 +698,7 @@ adjust_all_relocations (bfd *abfd,
                          for (;stabp < stabend; stabp += STABSIZE)
                            {
                              /* Go pullout the stab entry.  */
-                             strx  = bfd_h_get_32 (abfd, stabp + STRDXOFF);
                              type  = bfd_h_get_8 (abfd, stabp + TYPEOFF);
-                             other = bfd_h_get_8 (abfd, stabp + OTHEROFF);
-                             desc  = bfd_h_get_16 (abfd, stabp + DESCOFF);
                              value = bfd_h_get_32 (abfd, stabp + VALOFF);
 
                              name = bfd_get_stab_name (type);
@@ -1089,7 +1078,6 @@ ip2k_elf_relax_section (bfd *abfd,
   static bfd_boolean new_pass = FALSE;
   static bfd_boolean changed = FALSE;
   struct misc misc;
-  asection *stab;
 
   /* Assume nothing changes.  */
   *again = FALSE;
@@ -1122,18 +1110,6 @@ ip2k_elf_relax_section (bfd *abfd,
   if (internal_relocs == NULL)
     goto error_return;
 
-  /* Make sure the stac.rela stuff gets read in.  */
-  stab = bfd_get_section_by_name (abfd, ".stab");
-
-  if (stab)
-    {
-      /* So stab does exits.  */
-      Elf_Internal_Rela * irelbase;
-
-      irelbase = _bfd_elf_link_read_relocs (abfd, stab, NULL, NULL,
-                                           link_info->keep_memory);
-    }
-
   /* Get section contents cached copy if it exists.  */
   if (contents == NULL)
     {
@@ -1432,7 +1408,7 @@ ip2k_elf_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
 
       r_type = ELF32_R_TYPE (rel->r_info);
       r_symndx = ELF32_R_SYM (rel->r_info);
-      howto  = ip2k_elf_howto_table + ELF32_R_TYPE (rel->r_info);
+      howto  = ip2k_elf_howto_table + r_type;
       h      = NULL;
       sym    = NULL;
       sec    = NULL;
@@ -1460,16 +1436,9 @@ ip2k_elf_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
          name = h->root.root.string;
        }
 
-      if (sec != NULL && elf_discarded_section (sec))
-       {
-         /* For relocs against symbols from removed linkonce sections,
-            or sections discarded by a linker script, we just want the
-            section contents zeroed.  Avoid any special processing.  */
-         _bfd_clear_contents (howto, input_bfd, contents + rel->r_offset);
-         rel->r_info = 0;
-         rel->r_addend = 0;
-         continue;
-       }
+      if (sec != NULL && discarded_section (sec))
+       RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section,
+                                        rel, 1, relend, howto, 0, contents);
 
       if (info->relocatable)
        continue;