target-supports.exp (check_effective_target_powerpc_spu): Call check_effective_target_powerpc_altivec_ok.

	* lib/target-supports.exp (check_effective_target_powerpc_spu):
	Call check_effective_target_powerpc_altivec_ok.
	* gcc.target/powerpc/dfp-dd.c, gcc.target/powerpc/dfp-td.c,
	gcc.target/powerpc/ppc32-abi-dfp-1.c,
	gcc.target/powerpc/ppu-intrinsics.c: Require powerpc_fprs.

From-SVN: r136378