* tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
	(gate_convert_to_rsqrt): Ditto.
	(pass_convert_to_rsqrt): Ditto.
	* tree-pass.h (pass_convert_to_rsqrt): Don't declare.
	* passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
	to pass list.

	* config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.

testsuite/
	* gcc.target/i386/sse-recip.c: Use fabsf instead of != .
	* gcc.target/i386/sse-recip-vec.c: Ditto.
	* gcc.target/i386/brokensqrt.c: New test.

From-SVN: r153713