ubsan: nds32: left shift cannot be represented in type 'int'

[deliverable/binutils-gdb.git] / bfd / elf32-or1k.c

diff --git a/bfd/elf32-or1k.c b/bfd/elf32-or1k.c
index a2b0ff147fb480283c2fc4330356b5cf4bb8dc39..4cf0b7cc36ce307b50293a70d29366cb1fdc1fea 100644 (file)
--- a/bfd/elf32-or1k.c
+++ b/bfd/elf32-or1k.c
@@ -1,5 +1,5 @@
 /* Or1k-specific support for 32-bit ELF.
-   Copyright (C) 2001-2018 Free Software Foundation, Inc.
+   Copyright (C) 2001-2019 Free Software Foundation, Inc.
    Contributed for OR32 by Johan Rydberg, jrydberg@opencores.org
 
    PIC parts added by Stefan Kristiansson, stefan.kristiansson@saunalahti.fi,
@@ -1303,7 +1303,7 @@ or1k_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
        {
@@ -1927,9 +1927,7 @@ or1k_elf_check_relocs (bfd *abfd,
          /* This relocation describes which C++ vtable entries are actually
             used.  Record for later use during GC.  */
        case R_OR1K_GNU_VTENTRY:
-         BFD_ASSERT (h != NULL);
-         if (h != NULL
-             && !bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
+         if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
            return FALSE;
          break;
 
@@ -2066,8 +2064,7 @@ or1k_elf_check_relocs (bfd *abfd,
                      return FALSE;
 
                    if (strncmp (name, ".rela", 5) != 0
-                       || strcmp (bfd_get_section_name (abfd, sec),
-                                  name + 5) != 0)
+                       || strcmp (bfd_section_name (sec), name + 5) != 0)
                      {
                        _bfd_error_handler
                          /* xgettext:c-format */
@@ -2379,8 +2376,11 @@ or1k_elf_finish_dynamic_symbol (bfd *output_bfd,
       or1k_write_plt_entry (output_bfd, splt->contents + h->plt.offset,
                            plt0, plt1, plt2, OR1K_JR(12));
 
-      /* Fill in the entry in the global offset table.  */
-      bfd_put_32 (output_bfd, plt_addr, sgot->contents + got_offset);
+      /* Fill in the entry in the global offset table.  We initialize it to
+        point to the top of the plt.  This is done to lazy lookup the actual
+        symbol as the first plt entry will be setup by libc to call the
+        runtime dynamic linker.  */
+      bfd_put_32 (output_bfd, plt_base_addr, sgot->contents + got_offset);
 
       /* Fill in the entry in the .rela.plt section.  */
       rela.r_offset = got_addr;
@@ -2995,7 +2995,7 @@ or1k_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
          /* Strip this section if we don't need it; see the
             comment below.  */
        }
-      else if (CONST_STRNEQ (bfd_get_section_name (dynobj, s), ".rela"))
+      else if (CONST_STRNEQ (bfd_section_name (s), ".rela"))
        {
          if (s->size != 0 && s != htab->root.srelplt)
            relocs = TRUE;
@@ -3158,9 +3158,8 @@ or1k_elf_object_p (bfd *abfd)
 
 /* Store the machine number in the flags field.  */
 
-static void
-or1k_elf_final_write_processing (bfd *abfd,
-                                bfd_boolean linker ATTRIBUTE_UNUSED)
+static bfd_boolean
+or1k_elf_final_write_processing (bfd *abfd)
 {
   switch (bfd_get_mach (abfd))
     {
@@ -3171,6 +3170,7 @@ or1k_elf_final_write_processing (bfd *abfd,
       elf_elfheader (abfd)->e_flags |= EF_OR1K_NODELAY;
       break;
     }
+  return _bfd_elf_final_write_processing (abfd);
 }
 
 static bfd_boolean
@@ -3226,6 +3226,58 @@ elf32_or1k_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info)
 
 }
 
+/* Implement elf_backend_grok_prstatus:
+   Support for core dump NOTE sections.  */
+static bfd_boolean
+or1k_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
+{
+  int offset;
+  size_t size;
+
+  switch (note->descsz)
+    {
+    default:
+      return FALSE;
+
+    case 212:        /* Linux/OpenRISC */
+      /* pr_cursig */
+      elf_tdata (abfd)->core->signal = bfd_get_16 (abfd, note->descdata + 12);
+
+      /* pr_pid */
+      elf_tdata (abfd)->core->pid = bfd_get_32 (abfd, note->descdata + 24);
+
+      /* pr_reg */
+      offset = 72;
+      size = 132;
+
+      break;
+    }
+
+  /* Make a ".reg/999" section.  */
+  return _bfd_elfcore_make_pseudosection (abfd, ".reg",
+                                         size, note->descpos + offset);
+}
+
+/* Implement elf_backend_grok_psinfo.  */
+static bfd_boolean
+or1k_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
+{
+  switch (note->descsz)
+    {
+    default:
+      return FALSE;
+
+    case 128:        /* Linux/OpenRISC elf_prpsinfo */
+      elf_tdata (abfd)->core->program
+       = _bfd_elfcore_strndup (abfd, note->descdata + 32, 16);
+      elf_tdata (abfd)->core->command
+       = _bfd_elfcore_strndup (abfd, note->descdata + 48, 80);
+    }
+
+  return TRUE;
+}
+
+
 #define ELF_ARCH                       bfd_arch_or1k
 #define ELF_MACHINE_CODE               EM_OR1K
 #define ELF_TARGET_ID                  OR1K_ELF_DATA
@@ -3269,4 +3321,7 @@ elf32_or1k_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info)
 #define elf_backend_adjust_dynamic_symbol      or1k_elf_adjust_dynamic_symbol
 #define elf_backend_finish_dynamic_symbol      or1k_elf_finish_dynamic_symbol
 
+#define elf_backend_grok_prstatus        or1k_grok_prstatus
+#define elf_backend_grok_psinfo                  or1k_grok_psinfo
+
 #include "elf32-target.h"