gas/testsuite/

	gas/testsuite/
	* gas/mips/mips.exp: Set has_newabi for mips*-sde-elf* too.
	* gas/mips/elf-rel-got-n32.s: Adjust padding.
	* gas/mips/elf-rel-got-n64.s: Likewise.
	* gas/mips/elf-rel23.s: Likewise.
	* gas/mips/elf-rel28.s: Likewise.
	* gas/mips/n32-consec.s: Likewise.
	* gas/mips/elf-rel-xgot-n32.d: Adjust output expected.
	* gas/mips/elf-rel-xgot-n64.d: Likewise.
	* gas/mips/elf-rel23.d: Likewise.
	* gas/mips/elf-rel23a.d: Likewise.
	* gas/mips/elf-rel23b.d: Likewise.
	* gas/mips/elf-rel28-n32.d: Likewise.

	ld/testsuite/
	* lib/ld-lib.exp (run_dump_test): Implement the EXTRA_OPTIONS
	argument and the "dump" keyword.
	* ld-mips-elf/emit-relocs-1a.s: Make section alignment uniform
	across targets.
	* ld-mips-elf/emit-relocs-1b.s: Likewise.
	* ld-mips-elf/jalbal.s: Adjust padding.
	* ld-mips-elf/elf-rel-got-n32-embed.d: New test.
	* ld-mips-elf/elf-rel-got-n64-embed.d: New test.
	* ld-mips-elf/elf-rel-xgot-n32-embed.d: New test.
	* ld-mips-elf/elf-rel-xgot-n64-embed.d: New test.
	* ld-mips-elf/elf-rel-got-n32.d: Remove -melf32btsmipn32.
	* ld-mips-elf/elf-rel-got-n64.d: Remove -melf64btsmip.  Adjust
	output.
	* ld-mips-elf/elf-rel-got-n64-linux.d: Remove -melf64btsmip.
	* ld-mips-elf/elf-rel-xgot-n32.d: Remove -melf32btsmipn32.
	Adjust output.
	* ld-mips-elf/elf-rel-xgot-n64.d: Remove -melf64btsmip.  Adjust
	output.
	* ld-mips-elf/elf-rel-xgot-n64-linux.d: Likewise.
	* ld-mips-elf/reloc-1-n64.d: Remove -melf64btsmip.
	* ld-mips-elf/mips-elf.exp: Set has_newabi for mips*-sde-elf*
	too.  Move tool flags from o32_as_flags and o32_ld_flags
	variables into abi_asflags and abi_ldflags arrays.  Adjust test
	cases run to use them.  Run the new tests.