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[thirdparty/binutils-gdb.git] / bfd / elf32-visium.c

diff --git a/bfd/elf32-visium.c b/bfd/elf32-visium.c
index 2983150306aae789b31775b6365b70a8f28ed7b0..431eb3448b9290e10b0fd83c6e3af729e237157b 100644 (file)
--- a/bfd/elf32-visium.c
+++ b/bfd/elf32-visium.c
@@ -1,6 +1,6 @@
 /* Visium-specific support for 32-bit ELF.
 
-   Copyright (C) 2003-2016 Free Software Foundation, Inc.
+   Copyright (C) 2003-2020 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -25,6 +25,7 @@
 #include "libbfd.h"
 #include "elf-bfd.h"
 #include "elf/visium.h"
+#include "libiberty.h"
 
 static bfd_reloc_status_type visium_elf_howto_parity_reloc
   (bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **);
@@ -311,7 +312,6 @@ visium_elf_howto_parity_reloc (bfd * input_bfd, arelent *reloc_entry,
   bfd_vma relocation;
   bfd_byte *inplace_address;
   bfd_vma insn;
-  const bfd_vma signmask = 0xffff8000;
 
   /* This part is from bfd_elf_generic_reloc.
      If we're relocating, and this an external symbol, we don't want
@@ -350,19 +350,19 @@ visium_elf_howto_parity_reloc (bfd * input_bfd, arelent *reloc_entry,
 
   if (reloc_entry->howto->pc_relative)
     {
-      relocation -= input_section->output_section->vma
-       + input_section->output_offset;
+      relocation -= input_section->output_section->vma;
+      relocation -= input_section->output_offset;
       relocation -= reloc_entry->address;
     }
 
   switch (reloc_entry->howto->type)
     {
     case R_VISIUM_PC16:
-      relocation >>= 2;
-      if (ret == bfd_reloc_ok && (relocation & signmask) != 0
-         && (relocation & signmask) != signmask)
+      if (ret == bfd_reloc_ok
+         && ((bfd_signed_vma) relocation < -0x20000
+             || (bfd_signed_vma) relocation > 0x1ffff))
        ret = bfd_reloc_overflow;
-      relocation &= 0xffff;
+      relocation = (relocation >> 2) & 0xffff;
       break;
     case R_VISIUM_HI16:
     case R_VISIUM_HI16_PCREL:
@@ -458,8 +458,8 @@ visium_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, const char *r_name)
 
 /* Set the howto pointer for a VISIUM ELF reloc.  */
 
-static void
-visium_info_to_howto_rela (bfd *abfd ATTRIBUTE_UNUSED, arelent *cache_ptr,
+static bfd_boolean
+visium_info_to_howto_rela (bfd *abfd, arelent *cache_ptr,
                           Elf_Internal_Rela *dst)
 {
   unsigned int r_type = ELF32_R_TYPE (dst->r_info);
@@ -475,15 +475,18 @@ visium_info_to_howto_rela (bfd *abfd ATTRIBUTE_UNUSED, arelent *cache_ptr,
       break;
 
     default:
-      if (r_type >= (unsigned int) R_VISIUM_max)
+      if (r_type >= ARRAY_SIZE (visium_elf_howto_table))
        {
          /* xgettext:c-format */
-         _bfd_error_handler (_("%B: invalid Visium reloc number: %d"), abfd, r_type);
-         r_type = 0;
+         _bfd_error_handler (_("%pB: unsupported relocation type %#x"),
+                             abfd, r_type);
+         bfd_set_error (bfd_error_bad_value);
+         return FALSE;
        }
       cache_ptr->howto = &visium_elf_howto_table[r_type];
       break;
     }
+  return TRUE;
 }
 
 /* Look through the relocs for a section during the first phase.
@@ -596,7 +599,7 @@ visium_elf_relocate_section (bfd *output_bfd,
 
          name = bfd_elf_string_from_elf_section
            (input_bfd, symtab_hdr->sh_link, sym->st_name);
-         name = (name == NULL) ? bfd_section_name (input_bfd, sec) : name;
+         name = name == NULL ? bfd_section_name (sec) : name;
        }
       else
        {
@@ -617,7 +620,7 @@ visium_elf_relocate_section (bfd *output_bfd,
             or sections discarded by a linker script, we just want the
             section contents zeroed.  Avoid any special processing.  */
          _bfd_clear_contents (howto, input_bfd, input_section,
-                              contents + rel->r_offset);
+                              contents, rel->r_offset);
 
          rel->r_info = 0;
          rel->r_addend = 0;
@@ -719,13 +722,17 @@ visium_elf_gc_mark_hook (asection *sec, struct bfd_link_info *info,
   return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
 }
 
-static void
-visium_elf_post_process_headers (bfd *abfd,
-                                struct bfd_link_info *info ATTRIBUTE_UNUSED)
+static bfd_boolean
+visium_elf_init_file_header (bfd *abfd, struct bfd_link_info *info)
 {
-  Elf_Internal_Ehdr *i_ehdrp = elf_elfheader (abfd);
-  i_ehdrp->e_ident[EI_OSABI] = ELFOSABI_STANDALONE;
+  Elf_Internal_Ehdr *i_ehdrp;
+
+  if (!_bfd_elf_init_file_header (abfd, info))
+    return FALSE;
+
+  i_ehdrp = elf_elfheader (abfd);
   i_ehdrp->e_ident[EI_ABIVERSION] = 1;
+  return TRUE;
 }
 
 /* Function to set the ELF flag bits.  */
@@ -814,10 +821,9 @@ visium_elf_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info)
       if (mismatch)
        _bfd_error_handler
          /* xgettext:c-format */
-         (_("%s: compiled %s -mtune=%s and linked with modules"
+         (_("%pB: compiled %s -mtune=%s and linked with modules"
             " compiled %s -mtune=%s"),
-          bfd_get_filename (ibfd), new_opt_with, opt_arch, old_opt_with,
-          opt_arch);
+          ibfd, new_opt_with, opt_arch, old_opt_with, opt_arch);
     }
 
   return TRUE;
@@ -850,6 +856,7 @@ visium_elf_print_private_bfd_data (bfd *abfd, void *ptr)
 
 #define ELF_ARCH               bfd_arch_visium
 #define ELF_MACHINE_CODE       EM_VISIUM
+#define ELF_OSABI              ELFOSABI_STANDALONE
 #define ELF_MAXPAGESIZE                1
 
 #define TARGET_BIG_SYM         visium_elf32_vec
@@ -871,6 +878,6 @@ visium_elf_print_private_bfd_data (bfd *abfd, void *ptr)
 #define bfd_elf32_bfd_copy_private_bfd_data    visium_elf_copy_private_bfd_data
 #define bfd_elf32_bfd_merge_private_bfd_data   visium_elf_merge_private_bfd_data
 #define bfd_elf32_bfd_print_private_bfd_data   visium_elf_print_private_bfd_data
-#define elf_backend_post_process_headers       visium_elf_post_process_headers
+#define elf_backend_init_file_header           visium_elf_init_file_header
 
 #include "elf32-target.h"