diff options
Diffstat (limited to 'gcc/config/s390/s390.cc')
| -rw-r--r-- | gcc/config/s390/s390.cc | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/config/s390/s390.cc b/gcc/config/s390/s390.cc index ec836ec..c65421d 100644 --- a/gcc/config/s390/s390.cc +++ b/gcc/config/s390/s390.cc @@ -18079,6 +18079,18 @@ s390_noce_conversion_profitable_p (rtx_insn *seq, struct noce_if_info *if_info) return default_noce_conversion_profitable_p (seq, if_info); } +/* Implement TARGET_C_MODE_FOR_FLOATING_TYPE. Return TFmode or DFmode + for TI_LONG_DOUBLE_TYPE which is for long double type, go with the + default one for the others. */ + +static machine_mode +s390_c_mode_for_floating_type (enum tree_index ti) +{ + if (ti == TI_LONG_DOUBLE_TYPE) + return TARGET_LONG_DOUBLE_128 ? TFmode : DFmode; + return default_mode_for_floating_type (ti); +} + /* Initialize GCC target structure. */ #undef TARGET_ASM_ALIGNED_HI_OP @@ -18395,6 +18407,9 @@ s390_noce_conversion_profitable_p (rtx_insn *seq, struct noce_if_info *if_info) #undef TARGET_NOCE_CONVERSION_PROFITABLE_P #define TARGET_NOCE_CONVERSION_PROFITABLE_P s390_noce_conversion_profitable_p +#undef TARGET_C_MODE_FOR_FLOATING_TYPE +#define TARGET_C_MODE_FOR_FLOATING_TYPE s390_c_mode_for_floating_type + struct gcc_target targetm = TARGET_INITIALIZER; #include "gt-s390.h" |