x86-64: Support APX NF TLS IE with 2 operands

Support APX NF TLS IE with 2 operands.Verify it with ld and gold.

gas/

	* config/tc-i386.c (md_assemble): Allow APX NF TLS IE with
	2 operands.
	* testsuite/gas/i386/x86-64-gottpoff.d: Updated.
	* testsuite/gas/i386/x86-64-gottpoff.s: Add APX NF TLS IE
	tests with 2 operands.

gold/

	* testsuite/x86_64_ie_to_le.s: Add APX NF TLS IE tests with
	2 operands.
	* testsuite/x86_64_ie_to_le.sh: Updated.

ld/

	* testsuite/ld-x86-64/tlsbindesc.s: Add APX NF TLS IE tests
	with 2 operands.
	* testsuite/ld-x86-64/tlsbindesc.d: Updated.
	* testsuite/ld-x86-64/tlsbindesc.rd: Likewise.
8 files changed