[binutils] Bump binutils to 2.20.1

binutils/ld/emulparams/elf64ppc.sh

 TEMPLATE_NAME=elf32
 EXTRA_EM_FILE=ppc64elf
 ELFSIZE=64
 GENERATE_SHLIB_SCRIPT=yes
 GENERATE_PIE_SCRIPT=yes
 SCRIPT_NAME=elf
 OUTPUT_FORMAT="elf64-powerpc"
 NO_REL_RELOCS=yes
 TEXT_START_ADDR=0x10000000
 #SEGMENT_SIZE=0x10000000
@@ skipping 10 matching lines @@
   .rela.tocbss  ${RELOCATING-0} : { *(.rela.tocbss) }"
 
 if test x${RELOCATING+set} = xset; then
   GOT="
   .got          : ALIGN(8) { *(.got .toc) }"
 else
   GOT="
   .got          0 : { *(.got) }
   .toc          0 : { *(.toc) }"
 fi
+# Put .opd relocs first so ld.so will process them before any ifunc relocs.
+INITIAL_RELOC_SECTIONS="
+  .rela.opd     ${RELOCATING-0} : { *(.rela.opd) }"
 OTHER_GOT_RELOC_SECTIONS="
   .rela.toc     ${RELOCATING-0} : { *(.rela.toc) }
-  .rela.opd     ${RELOCATING-0} : { *(.rela.opd) }
   .rela.branch_lt       ${RELOCATING-0} : { *(.rela.branch_lt) }"
 OTHER_READWRITE_SECTIONS="
   .toc1         ${RELOCATING-0} :${RELOCATING+ ALIGN(8)} { *(.toc1) }
   .opd          ${RELOCATING-0} :${RELOCATING+ ALIGN(8)} { KEEP (*(.opd)) }
   .branch_lt    ${RELOCATING-0} :${RELOCATING+ ALIGN(8)} { *(.branch_lt) }"
 
 # Treat a host that matches the target with the possible exception of "64"
 # in the name as if it were native.
 if test `echo "$host" | sed -e s/64//` = `echo "$target" | sed -e s/64//`; then
   case " $EMULATION_LIBPATH " in
     *" ${EMULATION_NAME} "*)
       NATIVE=yes
       ;;
   esac
 fi
 
 # Look for 64 bit target libraries in /lib64, /usr/lib64 etc., first.
 case "$EMULATION_NAME" in
   *64*) LIBPATH_SUFFIX=64 ;;
 esac