diff options
Diffstat (limited to 'arch/mips/math-emu/dp_sqrt.c')
| -rw-r--r-- | arch/mips/math-emu/dp_sqrt.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/arch/mips/math-emu/dp_sqrt.c b/arch/mips/math-emu/dp_sqrt.c index 041bbb6124bb..cd5bc083001e 100644 --- a/arch/mips/math-emu/dp_sqrt.c +++ b/arch/mips/math-emu/dp_sqrt.c @@ -42,13 +42,12 @@ union ieee754dp ieee754dp_sqrt(union ieee754dp x) /* x == INF or NAN? */ switch (xc) { - case IEEE754_CLASS_QNAN: - /* sqrt(Nan) = Nan */ + case IEEE754_CLASS_SNAN: return ieee754dp_nanxcpt(x); - case IEEE754_CLASS_SNAN: - ieee754_setcx(IEEE754_INVALID_OPERATION); - return ieee754dp_nanxcpt(ieee754dp_indef()); + case IEEE754_CLASS_QNAN: + /* sqrt(Nan) = Nan */ + return x; case IEEE754_CLASS_ZERO: /* sqrt(0) = 0 */ @@ -58,7 +57,7 @@ union ieee754dp ieee754dp_sqrt(union ieee754dp x) if (xs) { /* sqrt(-Inf) = Nan */ ieee754_setcx(IEEE754_INVALID_OPERATION); - return ieee754dp_nanxcpt(ieee754dp_indef()); + return ieee754dp_indef(); } /* sqrt(+Inf) = Inf */ return x; @@ -71,7 +70,7 @@ union ieee754dp ieee754dp_sqrt(union ieee754dp x) if (xs) { /* sqrt(-x) = Nan */ ieee754_setcx(IEEE754_INVALID_OPERATION); - return ieee754dp_nanxcpt(ieee754dp_indef()); + return ieee754dp_indef(); } break; } |