[binutils, ARM, 11/16] New BFCSEL instruction for Armv8.1-M Mainline

[binutils, ARM, 11/16] New BFCSEL instruction for Armv8.1-M Mainline

s patch is part of a series of patches to add support for Armv8.1-M Mainline instructions to binutils.

This patch adds the BFCSEL instruction. It also adds a local relocation with a new bfd_reloc_code_real enum.

ChangeLog entries are as follows:

2019-04-15  Sudakshina Das  <sudi.das@arm.com>

	* reloc.c (BFD_RELOC_THUMB_PCREL_BFCSEL): New relocation.
	* bfd-in2.h: Regenerated.
	* libbfd.h: Likewise.

*** gas/ChangeLog ***

2019-04-15  Sudakshina Das  <sudi.das@arm.com>
             Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/tc-arm.c (T16_32_TAB): New entriy for bfcsel.
	(do_t_v8_1_branch): New switch case for bfcsel.
	(toU): Define.
	(insns): New instruction for bfcsel.
	(md_pcrel_from_section): New switch case
	for BFD_RELOC_THUMB_PCREL_BFCSEL.
	(md_appdy_fix): Likewise
	(tc_gen_reloc): Likewise.
	* testsuite/gas/arm/armv8_1-m-bfcsel.d: New.
	* testsuite/gas/arm/armv8_1-m-bfcsel.s: New.

*** ld/ChangeLog ***

2019-04-15  Sudakshina Das  <sudi.das@arm.com>

	* testsuite/ld-arm/bfcsel.s: New.
	* testsuite/ld-arm/bfcsel.d: New.
	* testsuite/ld-arm/arm-elf.exp: Add above test.

*** opcodes/ChangeLog ***

2019-04-15  Sudakshina Das  <sudi.das@arm.com>

	* arm-dis.c (thumb32_opcodes): New instruction bfcsel.
	(print_insn_thumb32): Edit the switch case for %Z.