s390.c (load_multiple_operation): Allow both SImode and DImode if word_mode is DImode.
* config/s390/s390.c (load_multiple_operation): Allow both SImode
and DImode if word_mode is DImode.
(store_multiple_operation): Likewise.
* config/s390/s390.md ("load_multiple", "store_multiple"): Likewise.
("*load_multiple_di"): Allow only if word_mode == DImode.
("movqi"): Use LLGC whenever TARGET_ZARCH.
("fix_truncdfsi2"): Fix incorrect temporary size.
("fix_truncsfsi2"): Likewise.
("*bras_r", "*brasl_r", "*basr_r"): Remove predicate and constraint
string for function return value operand.
("*bras_tls", "*brasl_tls", "*basr_tls"): Likewise.