c++ify sreal

c++ify sreal

gcc/ChangeLog:

2014-11-10  Trevor Saunders  <tsaunders@mozilla.com>

	* ipa-inline.c (edge_badness): Adjust.
	(inline_small_functions): Likewise.
	* predict.c (propagate_freq): Likewise.
	(estimate_bb_frequencies): Likewise.
	* sreal.c (sreal::dump): Rename from dump_sreal.
	(debug): Adjust.
	(copy): Remove function.
	(sreal::shift_right): Rename from sreal_sift_right.
	(sreal::normalize): Rename from normalize.
	(sreal_init): Remove function.
	(sreal::to_int): Rename from sreal_to_int.
	(sreal_compare): Remove function.
	(sreal::operator+): Rename from sreal_add.
	(sreal::operator-): Rename from sreal_sub.
	(sreal::operator*): Rename from sreal_mul.
	(sreal::operator/): Rename from sreal_div.
	* sreal.h (class sreal): Adjust.
	(inline sreal &operator+=): New operator.
	(inline sreal &operator-=): Likewise.
	(inline sreal &operator/=): Likewise.
	(inline sreal &operator*=): Likewise.
	(inline bool operator!=): Likewise.
	(inline bool operator>): Likewise.
	(inline bool operator<=): Likewise.
	(inline bool operator>=): Likewise.

From-SVN: r217332