rs6000.h (RS6000_BTM_HARD_FLOAT): New define.

rs6000.h (RS6000_BTM_HARD_FLOAT): New define.

gcc/
	* config/rs6000/rs6000.h (RS6000_BTM_HARD_FLOAT): New define.
	(RS6000_BTM_COMMON): Add RS6000_BTM_HARD_FLOAT.
	(TARGET_EXTRA_BUILTINS): Add TARGET_HARD_FLOAT.
	* config/rs6000/rs6000-builtin.def (BU_MISC_1):
	Use RS6000_BTM_HARD_FLOAT.
	(BU_MISC_2): Likewise.
	* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Handle
	RS6000_BTM_HARD_FLOAT.
	(rs6000_option_override_internal): Enforce -mhard-float if -mhard-dfp
	is explicitly used.
	(rs6000_invalid_builtin): Add hard floating builtin support.
	(rs6000_expand_builtin): Relax the gcc_assert to allow the new
	hard float builtins.
	(rs6000_builtin_mask_names): Add RS6000_BTM_HARD_FLOAT.

gcc/testsuite/
	* gcc.target/powerpc/pack02.c (dg-options): Add -mhard-float.
	(dg-require-effective-target): Change target to powerpc_fprs.
	* gcc.target/powerpc/pack03.c (dg-options): Add -mhard-dfp.
	(dg-require-effective-target): Change target to dfprt.

From-SVN: r210054