[AArch64] Implement some vca*_f[32,64] intrinsics.

	* config/aarch64/arm_neon.h (vcage_f64): New intrinsic.
	(vcagt_f64): Likewise.
	(vcale_f64): Likewise.
	(vcaled_f64): Likewise.
	(vcales_f32): Likewise.
	(vcalt_f64): Likewise.
	(vcaltd_f64): Likewise.
	(vcalts_f32): Likewise.

	* gcc.target/aarch64/simd/vcage_f64.c: New test.
	* gcc.target/aarch64/simd/vcagt_f64.c: Likewise.
	* gcc.target/aarch64/simd/vcale_f64.c: Likewise.
	* gcc.target/aarch64/simd/vcaled_f64.c: Likewise.
	* gcc.target/aarch64/simd/vcales_f32.c: Likewise.
	* gcc.target/aarch64/simd/vcalt_f64.c: Likewise.
	* gcc.target/aarch64/simd/vcaltd_f64.c: Likewise.
	* gcc.target/aarch64/simd/vcalts_f32.c: Likewise.

From-SVN: r212196