i386.c (ix86_decompose_address): Replace open-coded swap with std::swap to swap values.

i386.c (ix86_decompose_address): Replace open-coded swap with std::swap to swap values.

	* config/i386/i386.c (ix86_decompose_address): Replace open-coded
	swap with std::swap to swap values.
	(ix86_fixup_binary_operands): Ditto.
	(ix86_binary_operator_ok): Ditto.
	(ix86_prepare_fp_compare_args): Ditto.
	(ix86_expand_branch): Ditto.
	(ix86_expand_carry_flag_compare): Ditto.
	(ix86_expand_int_movcc): Ditto.
	(ix86_prepare_sse_fp_compare_args): Ditto.
	(ix86_expand_sse_fp_minmax): Ditto.
	(ix86_expand_int_vcond): Ditto.
	(ix86_split_long_move): Ditto.
	(ix86_expand_sse_comi): Ditto.
	(ix86_expand_sse_compare_and_jump): Ditto.
	(ix86_expand_sse_compare_mask): Ditto.
	* config/i386/i386.md (*add<mode>_1): Ditto.
	(addsi_1_zext): Ditto.
	(*addhi_1): Ditto.
	(*addqi_1): Ditto.
	(*add<mode>_2): Ditto.
	(*addsi_2_zext): Ditto.
	(*add<mode>_3): Ditto.
	(*addsi_3_zext): Ditto.
	(*add<mode>_5): Ditto.
	(absneg splitter): Ditto.

From-SVN: r217326