gcc/
	* config/mips/mips.md (sqrt_condition): Tweak comment.
	(recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.

gcc/testsuite/
	* gcc.target/mips/rsqrt-1.c: Require -mgp64.
	* gcc.target/mips/rsqrt-2.c: Likewise.
	* gcc.target/mips/rsqrt-4.c: New test.

From-SVN: r131318