Convert mov to lea in size_dynamic_sections

Convert mov to lea in size_dynamic_sections

bfd/

	* elf32-i386.c (elf_i386_convert_mov_to_lea): New.
	(elf_i386_size_dynamic_sections): Use it on input sections.
	(elf_i386_relocate_section): Don't convert
	"mov foo@GOT(%reg), %reg" to "lea foo@GOTOFF(%reg), %reg"
	for local symbols here.

	* elf64-x86-64.c (elf_x86_64_convert_mov_to_lea): New.
	(elf_x86_64_size_dynamic_sections): Use it on input sections.
	(elf_x86_64_relocate_section): Don't convert
	"mov foo@GOTPCREL(%rip), %reg" to "lea foo@GOTOFF(%reg), %reg"
	for local symbols.

ld/testsuite/

	* ld-i386/i386.exp: Run lea1d, lea1f, lea1f.
	* ld-x86-64/x86-64.exp: Run lea1g, lea1h, lea1i, lea1j, lea1k,
	lea1l.

	* ld-ifunc/ifunc-13-i386.d: Remove R_386_RELATIVE entry.

	* ld-i386/lea1d.d: New file.
	* ld-i386/lea1e.d: Likewise.
	* ld-i386/lea1f.d: Likewise.
	* ld-x86-64/lea1g.d: Likewise.
	* ld-x86-64/lea1h.d: Likewise.
	* ld-x86-64/lea1i.d: Likewise.
	* ld-x86-64/lea1j.d: Likewise.
	* ld-x86-64/lea1k.d: Likewise.
	* ld-x86-64/lea1l.d: Likewise.