gas/

	gas/
	* config/tc-mips.c (mips_frob_file): Use symbol_same_p to match
	symbols.

	gas/testsuite/
	* gas/mips/elf-rel27.d: New test for HI16/LO16 relocation
	pairing.
	* gas/mips/elf-rel27.s: Source for the new test.
	* gas/mips/mips.exp: Create "mips16" architecture.  Adjust
	conditions involving negated properties throughout to require
	"mips1" as appropriate.  Run the new test.
	(mips_arch_destroy): New procedure.