gdb: add target_ops::supports_displaced_step

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

diff --git a/bfd/elf32-frv.c b/bfd/elf32-frv.c
index ebc101ede87a1c8b7498d3928e9c04073a2d1c42..83de5e67b5f30f10b2d8f85f156314074b84ae1b 100644 (file)
--- a/bfd/elf32-frv.c
+++ b/bfd/elf32-frv.c
@@ -1,5 +1,5 @@
 /* FRV-specific support for 32-bit ELF.
-   Copyright (C) 2002-2019 Free Software Foundation, Inc.
+   Copyright (C) 2002-2020 Free Software Foundation, Inc.
 
    This file is part of BFD, the Binary File Descriptor library.
 
@@ -942,7 +942,7 @@ static struct bfd_link_hash_table *
 frvfdpic_elf_link_hash_table_create (bfd *abfd)
 {
   struct frvfdpic_elf_link_hash_table *ret;
-  bfd_size_type amt = sizeof (struct frvfdpic_elf_link_hash_table);
+  size_t amt = sizeof (struct frvfdpic_elf_link_hash_table);
 
   ret = bfd_zmalloc (amt);
   if (ret == NULL)
@@ -2712,7 +2712,7 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
       const char *name;
       int r_type;
       asection *osec;
-      struct frvfdpic_relocs_info *picrel;
+      struct frvfdpic_relocs_info *picrel = NULL;
       bfd_vma orig_addend = rel->r_addend;
 
       r_type = ELF32_R_TYPE (rel->r_info);
@@ -2736,7 +2736,7 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
          name = bfd_elf_string_from_elf_section
            (input_bfd, symtab_hdr->sh_link, sym->st_name);
          if (name == NULL || name[0] == 0)
-           name = bfd_section_name (input_bfd, sec);
+           name = bfd_section_name (sec);
        }
       else
        {
@@ -2806,6 +2806,9 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
        case R_FRV_GETTLSOFF_RELAX:
        case R_FRV_TLSOFF_RELAX:
        case R_FRV_TLSMOFF:
+         if ((input_section->flags & SEC_ALLOC) == 0)
+           break;
+
          if (h != NULL)
            picrel = frvfdpic_relocs_info_for_global (frvfdpic_relocs_info
                                                      (info), input_bfd, h,
@@ -3566,8 +3569,7 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
                    && (!h || FRVFDPIC_FUNCDESC_LOCAL (info, h)))
                  {
                    addend += frvfdpic_got_section (info)->output_section->vma;
-                   if ((bfd_get_section_flags (output_bfd,
-                                               input_section->output_section)
+                   if ((bfd_section_flags (input_section->output_section)
                         & (SEC_ALLOC | SEC_LOAD)) == (SEC_ALLOC | SEC_LOAD))
                      {
                        bfd_vma offset;
@@ -3597,8 +3599,7 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
                                                 picrel);
                      }
                  }
-               else if ((bfd_get_section_flags (output_bfd,
-                                                input_section->output_section)
+               else if ((bfd_section_flags (input_section->output_section)
                          & (SEC_ALLOC | SEC_LOAD)) == (SEC_ALLOC | SEC_LOAD))
                  {
                    bfd_vma offset;
@@ -3691,8 +3692,7 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
                if (osec)
                  addend += osec->output_section->vma;
                if (IS_FDPIC (input_bfd)
-                   && (bfd_get_section_flags (output_bfd,
-                                              input_section->output_section)
+                   && (bfd_section_flags (input_section->output_section)
                        & (SEC_ALLOC | SEC_LOAD)) == (SEC_ALLOC | SEC_LOAD))
                  {
                    if (_frvfdpic_osec_readonly_p (output_bfd,
@@ -3732,8 +3732,7 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
              }
            else
              {
-               if ((bfd_get_section_flags (output_bfd,
-                                           input_section->output_section)
+               if ((bfd_section_flags (input_section->output_section)
                     & (SEC_ALLOC | SEC_LOAD)) == (SEC_ALLOC | SEC_LOAD))
                  {
                    bfd_vma offset;
@@ -3900,11 +3899,11 @@ elf32_frv_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED,
             input file basename is crt0.o only once.  */
          if (silence_segment_error == 1)
            silence_segment_error =
-             (strlen (input_bfd->filename) == 6
-              && filename_cmp (input_bfd->filename, "crt0.o") == 0)
-             || (strlen (input_bfd->filename) > 6
-                 && filename_cmp (input_bfd->filename
-                                  + strlen (input_bfd->filename) - 7,
+             (strlen (bfd_get_filename (input_bfd)) == 6
+              && filename_cmp (bfd_get_filename (input_bfd), "crt0.o") == 0)
+             || (strlen (bfd_get_filename (input_bfd)) > 6
+                 && filename_cmp (bfd_get_filename (input_bfd)
+                                  + strlen (bfd_get_filename (input_bfd)) - 7,
                             "/crt0.o") == 0)
              ? -1 : 0;
          if (!silence_segment_error
@@ -4192,7 +4191,7 @@ _frv_create_got_section (bfd *abfd, struct bfd_link_info *info)
   s = bfd_make_section_anyway_with_flags (abfd, ".got", flags);
   elf_hash_table (info)->sgot = s;
   if (s == NULL
-      || !bfd_set_section_alignment (abfd, s, ptralign))
+      || !bfd_set_section_alignment (s, ptralign))
     return FALSE;
 
   if (bed->want_got_sym)
@@ -4230,14 +4229,14 @@ _frv_create_got_section (bfd *abfd, struct bfd_link_info *info)
                                              (flags | SEC_READONLY));
       elf_hash_table (info)->srelgot = s;
       if (s == NULL
-         || ! bfd_set_section_alignment (abfd, s, 2))
+         || !bfd_set_section_alignment (s, 2))
        return FALSE;
 
       /* Machine-specific.  */
       s = bfd_make_section_anyway_with_flags (abfd, ".rofixup",
                                              (flags | SEC_READONLY));
       if (s == NULL
-         || ! bfd_set_section_alignment (abfd, s, 2))
+         || !bfd_set_section_alignment (s, 2))
        return FALSE;
 
       frvfdpic_gotfixup_section (info) = s;
@@ -4285,7 +4284,7 @@ _frv_create_got_section (bfd *abfd, struct bfd_link_info *info)
 
   s = bfd_make_section_anyway_with_flags (abfd, ".plt", pltflags);
   if (s == NULL
-      || ! bfd_set_section_alignment (abfd, s, bed->plt_alignment))
+      || !bfd_set_section_alignment (s, bed->plt_alignment))
     return FALSE;
   /* FRV-specific: remember it.  */
   frvfdpic_plt_section (info) = s;
@@ -4305,7 +4304,7 @@ _frv_create_got_section (bfd *abfd, struct bfd_link_info *info)
   s = bfd_make_section_anyway_with_flags (abfd, ".rel.plt",
                                          flags | SEC_READONLY);
   if (s == NULL
-      || ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
+      || !bfd_set_section_alignment (s, bed->s->log_file_align))
     return FALSE;
   /* FRV-specific: remember it.  */
   frvfdpic_pltrel_section (info) = s;
@@ -4373,7 +4372,7 @@ elf32_frvfdpic_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
                                                   ? ".rela.bss" : ".rel.bss"),
                                                  flags | SEC_READONLY);
          if (s == NULL
-             || ! bfd_set_section_alignment (abfd, s, bed->s->log_file_align))
+             || !bfd_set_section_alignment (s, bed->s->log_file_align))
            return FALSE;
        }
     }
@@ -6137,7 +6136,7 @@ elf32_frv_check_relocs (bfd *abfd,
 
        case R_FRV_FUNCDESC_VALUE:
          picrel->relocsfdv++;
-         if (bfd_get_section_flags (abfd, sec) & SEC_ALLOC)
+         if (bfd_section_flags (sec) & SEC_ALLOC)
            picrel->relocs32--;
          /* Fall through.  */
 
@@ -6146,7 +6145,7 @@ elf32_frv_check_relocs (bfd *abfd,
            break;
 
          picrel->sym = 1;
-         if (bfd_get_section_flags (abfd, sec) & SEC_ALLOC)
+         if (bfd_section_flags (sec) & SEC_ALLOC)
            picrel->relocs32++;
          break;
 
@@ -6237,9 +6236,7 @@ elf32_frv_check_relocs (bfd *abfd,
        /* This relocation describes which C++ vtable entries are actually
           used.  Record for later use during GC.  */
        case R_FRV_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;
 
@@ -6350,6 +6347,10 @@ frv_elf_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info)
   char new_opt[80];
   char old_opt[80];
 
+  /* FIXME: What should be checked when linking shared libraries?  */
+  if ((ibfd->flags & DYNAMIC) != 0)
+    return TRUE;
+
   new_opt[0] = old_opt[0] = '\0';
   new_flags = elf_elfheader (ibfd)->e_flags;
   old_flags = elf_elfheader (obfd)->e_flags;