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path: root/arch/mips/math-emu/sp_fdp.c
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Diffstat (limited to 'arch/mips/math-emu/sp_fdp.c')
-rw-r--r--arch/mips/math-emu/sp_fdp.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/mips/math-emu/sp_fdp.c b/arch/mips/math-emu/sp_fdp.c
index 379714889..5060e8fdc 100644
--- a/arch/mips/math-emu/sp_fdp.c
+++ b/arch/mips/math-emu/sp_fdp.c
@@ -44,13 +44,16 @@ union ieee754sp ieee754sp_fdp(union ieee754dp x)
switch (xc) {
case IEEE754_CLASS_SNAN:
- return ieee754sp_nanxcpt(ieee754sp_nan_fdp(xs, xm));
-
+ x = ieee754dp_nanxcpt(x);
+ EXPLODEXDP;
+ /* Fall through. */
case IEEE754_CLASS_QNAN:
y = ieee754sp_nan_fdp(xs, xm);
- EXPLODEYSP;
- if (!ieee754_class_nan(yc))
- y = ieee754sp_indef();
+ if (!ieee754_csr.nan2008) {
+ EXPLODEYSP;
+ if (!ieee754_class_nan(yc))
+ y = ieee754sp_indef();
+ }
return y;
case IEEE754_CLASS_INF: