arc: Add support for ARC HS extra registers in core files

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

diff --git a/bfd/elf.c b/bfd/elf.c
index f3364eeddf2a5db3b8e209e82c76278af574c83b..e9c525974bbf9c347f6544bb41111e894e1c5fe1 100644 (file)
--- a/bfd/elf.c
+++ b/bfd/elf.c
@@ -9865,6 +9865,12 @@ elfcore_grok_aarch_pauth (bfd *abfd, Elf_Internal_Note *note)
   return elfcore_make_note_pseudosection (abfd, ".reg-aarch-pauth", note);
 }
 
+static bfd_boolean
+elfcore_grok_arc_v2 (bfd *abfd, Elf_Internal_Note *note)
+{
+  return elfcore_make_note_pseudosection (abfd, ".reg-arc-v2", note);
+}
+
 #if defined (HAVE_PRPSINFO_T)
 typedef prpsinfo_t   elfcore_psinfo_t;
 #if defined (HAVE_PRPSINFO32_T)                /* Sparc64 cross Sparc32 */
@@ -10424,6 +10430,13 @@ elfcore_grok_note (bfd *abfd, Elf_Internal_Note *note)
       else
        return TRUE;
 
+    case NT_ARC_V2:
+      if (note->namesz == 6
+         && strcmp (note->namedata, "LINUX") == 0)
+       return elfcore_grok_arc_v2 (abfd, note);
+      else
+       return TRUE;
+
     case NT_ARM_VFP:
       if (note->namesz == 6
          && strcmp (note->namedata, "LINUX") == 0)
@@ -11835,6 +11848,18 @@ elfcore_write_aarch_pauth (bfd *abfd,
                             note_name, NT_ARM_PAC_MASK, aarch_pauth, size);
 }
 
+char *
+elfcore_write_arc_v2 (bfd *abfd,
+                     char *buf,
+                     int *bufsiz,
+                     const void *arc_v2,
+                     int size)
+{
+  char *note_name = "LINUX";
+  return elfcore_write_note (abfd, buf, bufsiz,
+                            note_name, NT_ARC_V2, arc_v2, size);
+}
+
 char *
 elfcore_write_register_note (bfd *abfd,
                             char *buf,
@@ -11917,6 +11942,8 @@ elfcore_write_register_note (bfd *abfd,
     return elfcore_write_aarch_sve (abfd, buf, bufsiz, data, size);
   if (strcmp (section, ".reg-aarch-pauth") == 0)
     return elfcore_write_aarch_pauth (abfd, buf, bufsiz, data, size);
+  if (strcmp (section, ".reg-arc-v2") == 0)
+    return elfcore_write_arc_v2 (abfd, buf, bufsiz, data, size);
   return NULL;
 }