elf_backend_dtrel_excludes_plt

Now that all targets creating .rel.plt/.rela.plt use the ELF hash
table shortcut srelplt, the generic ELF code can set up DT_RELSZ/
DT_RELASZ and DT_REL/DT_RELA for targets that don't want PLT relocs
included in those tags.

	* elf-bfd.h (struct elf_backend_data): Add dtrel_excludes_plt.
	* elfxx-target.h (elf_backend_dtrel_excludes_plt): Define.
	(elfNN_bed): Init new field.
	* elflink.c (bfd_elf_final_link): Add and use htab variable.  Handle
	dtrel_excludes_plt.
	* elf-m10300.c (_bfd_mn10300_elf_finish_dynamic_sections): Delete
	DT_RELASZ code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-arc.c (elf_arc_finish_dynamic_sections): Delete DT_RELASZ code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-arm.c (elf32_arm_finish_dynamic_sections): Delete code
	subtracting off plt relocs from DT_RELSZ, DT_RELASZ.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-cr16.c (_bfd_cr16_elf_finish_dynamic_sections): Delete
	DT_RELASZ code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-cris.c (elf_cris_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-hppa.c (elf32_hppa_finish_dynamic_sections): Delete DT_RELASZ
	and DT_RELA code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-i386.c (elf_i386_finish_dynamic_sections): Delete DT_RELSZ
	and DT_REL code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-lm32.c (lm32_elf_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-m32r.c (m32r_elf_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-m68k.c (elf_m68k_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-metag.c (elf_metag_finish_dynamic_sections): Delete DT_RELASZ
	and DT_RELA code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-microblaze.c (microblaze_elf_finish_dynamic_sections): Delete
	DT_RELASZ and DT_RELA code.  Use ELF htab shortcuts for other
	dynamic sections.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-mips.c (elf_backend_dtrel_excludes_plt): Define.
	* elf32-nds32.c (nds32_elf_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-nios2.c (nios2_elf32_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-or1k.c (or1k_elf_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-ppc.c (ppc_elf_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-sh.c (sh_elf_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-sparc.c (elf_backend_dtrel_excludes_plt): Define.
	* elf32-vax.c (elf_vax_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf32-xtensa.c (elf_xtensa_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf64-alpha.c (elf64_alpha_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf64-ppc.c (ppc64_elf_finish_dynamic_sections): Delete DT_RELASZ
	and DT_RELA code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf64-sh64.c (sh64_elf64_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elf64-x86-64.c (elf_x86_64_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elfnn-aarch64.c (elfNN_aarch64_finish_dynamic_sections): Delete
	DT_RELASZ code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elfnn-ia64.c (elfNN_ia64_finish_dynamic_sections): Delete DT_RELASZ
	code.
	(elf_backend_dtrel_excludes_plt): Define.
	* elfxx-mips.c (_bfd_mips_elf_finish_dynamic_sections): Delete
	DT_RELASZ code.
	* elfxx-sparc.c (sparc_finish_dyn): Delete DT_RELASZ code.

1 files changed, 31 insertions, 25 deletions

diff --git a/bfd/elf32-microblaze.c b/bfd/elf32-microblaze.c
index c700bcb..c1691f8 100644
--- a/bfd/elf32-microblaze.c
+++ b/bfd/elf32-microblaze.c
@@ -3331,47 +3331,52 @@ microblaze_elf_finish_dynamic_sections (bfd *output_bfd,
       asection *splt;
       Elf32_External_Dyn *dyncon, *dynconend;
 
-      splt = htab->elf.splt;
-      BFD_ASSERT (splt != NULL && sdyn != NULL);
-
       dyncon = (Elf32_External_Dyn *) sdyn->contents;
       dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->size);
       for (; dyncon < dynconend; dyncon++)
         {
           Elf_Internal_Dyn dyn;
-          const char *name;
+	  asection *s;
           bfd_boolean size;
 
           bfd_elf32_swap_dyn_in (dynobj, dyncon, &dyn);
 
           switch (dyn.d_tag)
             {
-            case DT_PLTGOT:   name = ".got.plt"; size = FALSE; break;
-            case DT_PLTRELSZ: name = ".rela.plt"; size = TRUE; break;
-            case DT_JMPREL:   name = ".rela.plt"; size = FALSE; break;
-            case DT_RELA:     name = ".rela.dyn"; size = FALSE; break;
-            case DT_RELASZ:   name = ".rela.dyn"; size = TRUE; break;
-            default:	  name = NULL; size = FALSE; break;
-            }
+	    case DT_PLTGOT:
+	      s = htab->elf.sgotplt;
+	      size = FALSE;
+	      break;
 
-          if (name != NULL)
-            {
-              asection *s;
+	    case DT_PLTRELSZ:
+	      s = htab->elf.srelplt;
+	      size = TRUE;
+	      break;
 
-              s = bfd_get_section_by_name (output_bfd, name);
-              if (s == NULL)
-                dyn.d_un.d_val = 0;
-              else
-                {
-                  if (! size)
-                    dyn.d_un.d_ptr = s->vma;
-                  else
-                    dyn.d_un.d_val = s->size;
-                }
-              bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
+	    case DT_JMPREL:
+	      s = htab->elf.srelplt;
+	      size = FALSE;
+	      break;
+
+	    default:
+	      continue;
             }
+
+	  if (s == NULL)
+	    dyn.d_un.d_val = 0;
+	  else
+	    {
+	      if (!size)
+		dyn.d_un.d_ptr = s->output_section->vma + s->output_offset;
+	      else
+		dyn.d_un.d_val = s->size;
+	    }
+	  bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
         }
 
+      splt = htab->elf.splt;
+      BFD_ASSERT (splt != NULL && sdyn != NULL);
+
       /* Clear the first entry in the procedure linkage table,
 	 and put a nop in the last four bytes.  */
       if (splt->size > 0)
@@ -3465,6 +3470,7 @@ microblaze_elf_add_symbol_hook (bfd *abfd,
 #define elf_backend_plt_readonly    		1
 #define elf_backend_got_header_size 		12
 #define elf_backend_rela_normal     		1
+#define elf_backend_dtrel_excludes_plt		1
 
 #define elf_backend_adjust_dynamic_symbol       microblaze_elf_adjust_dynamic_symbol
 #define elf_backend_create_dynamic_sections     microblaze_elf_create_dynamic_sections