diff options
Diffstat (limited to 'arch/mips/math-emu/ieee754sp.c')
| -rw-r--r-- | arch/mips/math-emu/ieee754sp.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/arch/mips/math-emu/ieee754sp.c b/arch/mips/math-emu/ieee754sp.c index 7bde3c204d02..21899ce05171 100644 --- a/arch/mips/math-emu/ieee754sp.c +++ b/arch/mips/math-emu/ieee754sp.c @@ -42,18 +42,16 @@ static inline int ieee754sp_issnan(union ieee754sp x) } +/* + * Raise the Invalid Operation IEEE 754 exception + * and convert the signaling NaN supplied to a quiet NaN. + */ union ieee754sp __cold ieee754sp_nanxcpt(union ieee754sp r) { - assert(ieee754sp_isnan(r)); - - if (!ieee754sp_issnan(r)) /* QNAN does not cause invalid op !! */ - return r; - - /* If not enabled convert to a quiet NaN. */ - if (!ieee754_setandtestcx(IEEE754_INVALID_OPERATION)) - return ieee754sp_indef(); + assert(ieee754sp_issnan(r)); - return r; + ieee754_setcx(IEEE754_INVALID_OPERATION); + return ieee754sp_indef(); } static unsigned ieee754sp_get_rounding(int sn, unsigned xm) |