diff options
Diffstat (limited to 'gcc/config/mips/mips.c')
| -rw-r--r-- | gcc/config/mips/mips.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c index a56757c877f..46e1d2d7c21 100644 --- a/gcc/config/mips/mips.c +++ b/gcc/config/mips/mips.c @@ -8843,6 +8843,11 @@ mips_file_start (void) fprintf (asm_out_file, "\t.section .gcc_compiled_long%d\n" "\t.previous\n", TARGET_LONG64 ? 64 : 32); + /* Record the NaN encoding. */ + if (HAVE_AS_NAN || mips_nan != MIPS_IEEE_754_DEFAULT) + fprintf (asm_out_file, "\t.nan\t%s\n", + mips_nan == MIPS_IEEE_754_2008 ? "2008" : "legacy"); + #ifdef HAVE_AS_GNU_ATTRIBUTE { int attr; @@ -16980,6 +16985,15 @@ mips_option_override (void) } } + /* Pre-IEEE 754-2008 MIPS hardware has a quirky almost-IEEE format + for all its floating point. */ + if (mips_nan != MIPS_IEEE_754_2008) + { + REAL_MODE_FORMAT (SFmode) = &mips_single_format; + REAL_MODE_FORMAT (DFmode) = &mips_double_format; + REAL_MODE_FORMAT (TFmode) = &mips_quad_format; + } + /* Make sure that the user didn't turn off paired single support when MIPS-3D support is requested. */ if (TARGET_MIPS3D |