Automatic date update in version.in

[deliverable/binutils-gdb.git] / bfd / elf.c

diff --git a/bfd/elf.c b/bfd/elf.c
index f7c1b9eaeb94418d2ea85eadf5d23ca70c311aee..14bc5311a63df8de4dabd0a7b4d1a8a315d5db44 100644 (file)
--- a/bfd/elf.c
+++ b/bfd/elf.c
@@ -1,6 +1,6 @@
 /* ELF executable support for BFD.
 
-   Copyright (C) 1993-2014 Free Software Foundation, Inc.
+   Copyright (C) 1993-2015 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -4011,6 +4011,11 @@ _bfd_elf_map_sections_to_segments (bfd *abfd, struct bfd_link_info *info)
       last_size = 0;
       phdr_index = 0;
       maxpagesize = bed->maxpagesize;
+      /* PR 17512: file: c8455299.
+        Avoid divide-by-zero errors later on.
+        FIXME: Should we abort if the maxpagesize is zero ?  */
+      if (maxpagesize == 0)
+       maxpagesize = 1;
       writable = FALSE;
       dynsec = bfd_get_section_by_name (abfd, ".dynamic");
       if (dynsec != NULL
@@ -8245,6 +8250,18 @@ elfcore_grok_s390_tdb (bfd *abfd, Elf_Internal_Note *note)
   return elfcore_make_note_pseudosection (abfd, ".reg-s390-tdb", note);
 }
 
+static bfd_boolean
+elfcore_grok_s390_vxrs_low (bfd *abfd, Elf_Internal_Note *note)
+{
+  return elfcore_make_note_pseudosection (abfd, ".reg-s390-vxrs-low", note);
+}
+
+static bfd_boolean
+elfcore_grok_s390_vxrs_high (bfd *abfd, Elf_Internal_Note *note)
+{
+  return elfcore_make_note_pseudosection (abfd, ".reg-s390-vxrs-high", note);
+}
+
 static bfd_boolean
 elfcore_grok_arm_vfp (bfd *abfd, Elf_Internal_Note *note)
 {
@@ -8709,6 +8726,20 @@ elfcore_grok_note (bfd *abfd, Elf_Internal_Note *note)
       else
         return TRUE;
 
+    case NT_S390_VXRS_LOW:
+      if (note->namesz == 6
+         && strcmp (note->namedata, "LINUX") == 0)
+       return elfcore_grok_s390_vxrs_low (abfd, note);
+      else
+       return TRUE;
+
+    case NT_S390_VXRS_HIGH:
+      if (note->namesz == 6
+         && strcmp (note->namedata, "LINUX") == 0)
+       return elfcore_grok_s390_vxrs_high (abfd, note);
+      else
+       return TRUE;
+
     case NT_ARM_VFP:
       if (note->namesz == 6
          && strcmp (note->namedata, "LINUX") == 0)
@@ -9574,6 +9605,31 @@ elfcore_write_s390_tdb (bfd *abfd,
                              note_name, NT_S390_TDB, s390_tdb, size);
 }
 
+char *
+elfcore_write_s390_vxrs_low (bfd *abfd,
+                            char *buf,
+                            int *bufsiz,
+                            const void *s390_vxrs_low,
+                            int size)
+{
+  char *note_name = "LINUX";
+  return elfcore_write_note (abfd, buf, bufsiz,
+                            note_name, NT_S390_VXRS_LOW, s390_vxrs_low, size);
+}
+
+char *
+elfcore_write_s390_vxrs_high (bfd *abfd,
+                            char *buf,
+                            int *bufsiz,
+                            const void *s390_vxrs_high,
+                            int size)
+{
+  char *note_name = "LINUX";
+  return elfcore_write_note (abfd, buf, bufsiz,
+                            note_name, NT_S390_VXRS_HIGH,
+                            s390_vxrs_high, size);
+}
+
 char *
 elfcore_write_arm_vfp (bfd *abfd,
                       char *buf,
@@ -9658,6 +9714,10 @@ elfcore_write_register_note (bfd *abfd,
     return elfcore_write_s390_system_call (abfd, buf, bufsiz, data, size);
   if (strcmp (section, ".reg-s390-tdb") == 0)
     return elfcore_write_s390_tdb (abfd, buf, bufsiz, data, size);
+  if (strcmp (section, ".reg-s390-vxrs-low") == 0)
+    return elfcore_write_s390_vxrs_low (abfd, buf, bufsiz, data, size);
+  if (strcmp (section, ".reg-s390-vxrs-high") == 0)
+    return elfcore_write_s390_vxrs_high (abfd, buf, bufsiz, data, size);
   if (strcmp (section, ".reg-arm-vfp") == 0)
     return elfcore_write_arm_vfp (abfd, buf, bufsiz, data, size);
   if (strcmp (section, ".reg-aarch-tls") == 0)
@@ -9706,30 +9766,35 @@ elf_parse_notes (bfd *abfd, char *buf, size_t size, file_ptr offset)
 
        case bfd_core:
          {
+#define GROKER_ELEMENT(S,F) {S, sizeof (S) - 1, F}
            struct
            {
              const char * string;
+             size_t len;
              bfd_boolean (* func)(bfd *, Elf_Internal_Note *);
            }
            grokers[] =
            {
-             { "", elfcore_grok_note },
-             { "NetBSD-CORE", elfcore_grok_netbsd_note },
-             { "OpenBSD", elfcore_grok_openbsd_note },
-             { "QNX", elfcore_grok_nto_note },
-             { "SPU/", elfcore_grok_spu_note }
+             GROKER_ELEMENT ("", elfcore_grok_note),
+             GROKER_ELEMENT ("NetBSD-CORE", elfcore_grok_netbsd_note),
+             GROKER_ELEMENT ( "OpenBSD", elfcore_grok_openbsd_note),
+             GROKER_ELEMENT ("QNX", elfcore_grok_nto_note),
+             GROKER_ELEMENT ("SPU/", elfcore_grok_spu_note)
            };
+#undef GROKER_ELEMENT
            int i;
 
            for (i = ARRAY_SIZE (grokers); i--;)
-             if (in.namesz >= sizeof grokers[i].string - 1
-                 && strncmp (in.namedata, grokers[i].string,
-                             sizeof (grokers[i].string) - 1) == 0)
-               {
-                 if (! grokers[i].func (abfd, & in))
-                   return FALSE;
-                 break;
-               }
+             {
+               if (in.namesz >= grokers[i].len
+                   && strncmp (in.namedata, grokers[i].string,
+                               grokers[i].len) == 0)
+                 {
+                   if (! grokers[i].func (abfd, & in))
+                     return FALSE;
+                   break;
+                 }
+             }
            break;
          }