[Patch, AArch64, Binutils] Make hint space instructions valid for Armv8-a

[Nick Clifton]

Hi Sudi,

> gas/ChangeLog:
> 2020-xx-xx  Sudakshina Das  <sudi.das@arm.com>
> 
> 	* testsuite/gas/aarch64/bti.d: Update -march option.
> 	* testsuite/gas/aarch64/illegal-bti.d: Remove.
> 	* testsuite/gas/aarch64/illegal-bti.l: Remove.
> 	* testsuite/gas/aarch64/illegal-ras-1.l: Remove esb.
> 	* testsuite/gas/aarch64/illegal-ras-1.s: Remove esb.
> 
> opcodes/ChangeLog:
> 2020-xx-xx  Sudakshina Das  <sudi.das@arm.com>
> 
> 	* aarch64-tbl.h (aarch64_feature_bti, BTI, BTI_INSN): Remove.
> 	(aarch64_feature_ras, RAS): Likewise.
> 	(aarch64_feature_stat_profile, STAT_PROFILE): Likewise.
> 	(aarch64_opcode_table): Update bti, xpaclri, pacia1716, pacib1716,
> 	autia1716, autib1716, esb, psb, dgh, paciaz, paciasp, pacibz, pacibsp,
> 	autiaz, autiasp, autibz, autibsp to be CORE_INSN.
> 	* aarch64-asm-2.c: Regenerated.
> 	* aarch64-dis-2.c: Regenerated.
> 	* aarch64-opc-2.c: Regenerated.

Approved - please apply.

Cheers
  Nick