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softfloat: fix crash on int conversion of SNaN 

Signed-off-by: Stef O'Rear <sorear2@gmail.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Stef O'Rear 2018-03-03 03:46:00 -08:00 committed by Peter Maydell
parent d9bbfea646
commit cffad426f5
1 changed files with 4 additions and 0 deletions
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4
fpu/softfloat.c
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@ -1342,6 +1342,8 @@ static int64_t round_to_int_and_pack(FloatParts in, int rmode,
switch (p.cls) { switch (p.cls) {
case float_class_snan: case float_class_snan:
case float_class_qnan: case float_class_qnan:
case float_class_dnan:
case float_class_msnan:
return max; return max;
case float_class_inf: case float_class_inf:
return p.sign ? min : max; return p.sign ? min : max;
@ -1430,6 +1432,8 @@ static uint64_t round_to_uint_and_pack(FloatParts in, int rmode, uint64_t max,
switch (p.cls) { switch (p.cls) {
case float_class_snan: case float_class_snan:
case float_class_qnan: case float_class_qnan:
case float_class_dnan:
case float_class_msnan:
s->float_exception_flags = orig_flags | float_flag_invalid; s->float_exception_flags = orig_flags | float_flag_invalid;
return max; return max;
case float_class_inf: case float_class_inf: