diff options
Diffstat (limited to 'gcc-4.8/gcc/config/i386/i386.c')
| -rw-r--r-- | gcc-4.8/gcc/config/i386/i386.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/gcc-4.8/gcc/config/i386/i386.c b/gcc-4.8/gcc/config/i386/i386.c index ddc76a558..fed91164d 100644 --- a/gcc-4.8/gcc/config/i386/i386.c +++ b/gcc-4.8/gcc/config/i386/i386.c @@ -2674,6 +2674,7 @@ ix86_target_string (HOST_WIDE_INT isa, int flags, const char *arch, static struct ix86_target_opts flag_opts[] = { { "-m128bit-long-double", MASK_128BIT_LONG_DOUBLE }, + { "-mlong-double-128", MASK_LONG_DOUBLE_128 }, { "-mlong-double-64", MASK_LONG_DOUBLE_64 }, { "-m80387", MASK_80387 }, { "-maccumulate-outgoing-args", MASK_ACCUMULATE_OUTGOING_ARGS }, @@ -4006,10 +4007,19 @@ ix86_option_override_internal (bool main_args_p) else if (target_flags_explicit & MASK_RECIP) recip_mask &= ~(RECIP_MASK_ALL & ~recip_mask_explicit); - /* Default long double to 64-bit for Bionic. */ + /* Default long double to 64-bit for 32-bit Bionic and to __float128 + for 64-bit Bionic. */ if (TARGET_HAS_BIONIC - && !(target_flags_explicit & MASK_LONG_DOUBLE_64)) - target_flags |= MASK_LONG_DOUBLE_64; + && !(target_flags_explicit + & (MASK_LONG_DOUBLE_64 | MASK_LONG_DOUBLE_128))) + target_flags |= (TARGET_64BIT + ? MASK_LONG_DOUBLE_128 + : MASK_LONG_DOUBLE_64); + + if ((target_flags & MASK_LONG_DOUBLE_128)) + target_flags &= ~MASK_LONG_DOUBLE_64; + else if ((target_flags & MASK_LONG_DOUBLE_64)) + target_flags &= ~MASK_LONG_DOUBLE_128; /* Save the initial options in case the user does function specific options. */ |