summaryrefslogtreecommitdiff
path: root/arch/mips/math-emu/sp_sqrt.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/math-emu/sp_sqrt.c')
-rw-r--r--arch/mips/math-emu/sp_sqrt.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/arch/mips/math-emu/sp_sqrt.c b/arch/mips/math-emu/sp_sqrt.c
index b7c098a86f95..67059c33a250 100644
--- a/arch/mips/math-emu/sp_sqrt.c
+++ b/arch/mips/math-emu/sp_sqrt.c
@@ -35,13 +35,12 @@ union ieee754sp ieee754sp_sqrt(union ieee754sp x)
/* x == INF or NAN? */
switch (xc) {
- case IEEE754_CLASS_QNAN:
- /* sqrt(Nan) = Nan */
+ case IEEE754_CLASS_SNAN:
return ieee754sp_nanxcpt(x);
- case IEEE754_CLASS_SNAN:
- ieee754_setcx(IEEE754_INVALID_OPERATION);
- return ieee754sp_nanxcpt(ieee754sp_indef());
+ case IEEE754_CLASS_QNAN:
+ /* sqrt(Nan) = Nan */
+ return x;
case IEEE754_CLASS_ZERO:
/* sqrt(0) = 0 */
@@ -51,7 +50,7 @@ union ieee754sp ieee754sp_sqrt(union ieee754sp x)
if (xs) {
/* sqrt(-Inf) = Nan */
ieee754_setcx(IEEE754_INVALID_OPERATION);
- return ieee754sp_nanxcpt(ieee754sp_indef());
+ return ieee754sp_indef();
}
/* sqrt(+Inf) = Inf */
return x;
@@ -61,7 +60,7 @@ union ieee754sp ieee754sp_sqrt(union ieee754sp x)
if (xs) {
/* sqrt(-x) = Nan */
ieee754_setcx(IEEE754_INVALID_OPERATION);
- return ieee754sp_nanxcpt(ieee754sp_indef());
+ return ieee754sp_indef();
}
break;
}