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softfloat: fix crash on int conversion of SNaN

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Backports commit cffad426f520d39c19db64485d8a429fc95b8aca from qemu
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Stef O'Rear 2018-03-09 11:40:11 -05:00 committed by Lioncash
parent 4b61859c3c
commit d25e1a6216
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GPG key ID: 4E3C3CC1031BA9C7
1 changed files with 4 additions and 0 deletions
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qemu/fpu/softfloat.c
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@ -1343,6 +1343,8 @@ static int64_t round_to_int_and_pack(FloatParts in, int rmode,
switch (p.cls) {
case float_class_snan:
case float_class_qnan:
case float_class_dnan:
case float_class_msnan:
return max;
case float_class_inf:
return p.sign ? min : max;
@ -1431,6 +1433,8 @@ static uint64_t round_to_uint_and_pack(FloatParts in, int rmode, uint64_t max,
switch (p.cls) {
case float_class_snan:
case float_class_qnan:
case float_class_dnan:
case float_class_msnan:
s->float_exception_flags = orig_flags | float_flag_invalid;
return max;
case float_class_inf: