softfloat-native: add float32_is_nan()
[qemu] / fpu / softfloat-specialize.h
2008-11-04 pbrookFix ARM default NaN.
2008-10-26 blueswir1Fix undeclared symbol warnings from sparse
2007-12-25 thsAssortment of soft-float fixes, by Aurelien Jarno.
2007-11-18 pbrookAdd strict checking mode for softfp code.
2007-11-16 thsFix NaN handling for MIPS and HPPA.
2007-05-11 thsFix softfloat NaN handling.
2006-10-28 bellardavoid using char when it is not necessary
2005-03-13 bellardsoft float support