2006-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
* config.gcc (s390-*-linux-*, s390x-*-linux*): Add t-dfprules to
tmake_file.
* config/s390/s390.c (S390_scalar_mode_supported_p): New function.
(NR_C_MODES): Add TDmode, DDmode and SDmode.
(s390_output_pool_entry, ): Accept MODE_DECIMAL_FLOAT.
(s390_hard_regno_mode_ok): Disallow TDmode in integer regs.
(s390_function_arg_float): Allow SDmode and DDmode values to be
passed in floating point registers.
(s390_function_arg_integer, s390_function_value): Replace MODE_FLOAT
check with SCALAR_FLOAT_MODE_P.
(TARGET_SCALAR_MODE_SUPPORTED_P): Define target macro.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@112491 138bc75d-0d04-0410-961f-82ee72b054a4