diff options
Diffstat (limited to 'gcc/config/ia64/ia64.cc')
-rw-r--r-- | gcc/config/ia64/ia64.cc | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/config/ia64/ia64.cc b/gcc/config/ia64/ia64.cc index ac3d5607..cd6ed89 100644 --- a/gcc/config/ia64/ia64.cc +++ b/gcc/config/ia64/ia64.cc @@ -321,6 +321,7 @@ static const char *ia64_invalid_conversion (const_tree, const_tree); static const char *ia64_invalid_unary_op (int, const_tree); static const char *ia64_invalid_binary_op (int, const_tree, const_tree); static machine_mode ia64_c_mode_for_suffix (char); +static machine_mode ia64_c_mode_for_floating_type (enum tree_index); static void ia64_trampoline_init (rtx, tree, rtx); static void ia64_override_options_after_change (void); static bool ia64_member_type_forces_blk (const_tree, machine_mode); @@ -637,6 +638,9 @@ static const scoped_attribute_specs *const ia64_attribute_table[] = #undef TARGET_C_MODE_FOR_SUFFIX #define TARGET_C_MODE_FOR_SUFFIX ia64_c_mode_for_suffix +#undef TARGET_C_MODE_FOR_FLOATING_TYPE +#define TARGET_C_MODE_FOR_FLOATING_TYPE ia64_c_mode_for_floating_type + #undef TARGET_CAN_ELIMINATE #define TARGET_CAN_ELIMINATE ia64_can_eliminate @@ -11329,6 +11333,20 @@ ia64_c_mode_for_suffix (char suffix) return VOIDmode; } +/* Implement TARGET_C_MODE_FOR_FLOATING_TYPE. Return DFmode, XFmode + or TFmode for TI_LONG_DOUBLE_TYPE which is for long double type, + go with the default one for the others. */ + +static machine_mode +ia64_c_mode_for_floating_type (enum tree_index ti) +{ + /* long double is XFmode normally, and TFmode for HPUX. It should be + TFmode for VMS as well but we only support up to DFmode now. */ + if (ti == TI_LONG_DOUBLE_TYPE) + return TARGET_HPUX ? TFmode : (TARGET_ABI_OPEN_VMS ? DFmode : XFmode); + return default_mode_for_floating_type (ti); +} + static GTY(()) rtx ia64_dconst_0_5_rtx; rtx |