Add abs argument to the existing softfloat minmax() function and define
new float{32,64}_{min,max}nummag functions.
minnummag(x,y) returns x if |x| < |y|,
returns y if |y| < |x|,
otherwise minnum(x,y)
maxnummag(x,y) returns x if |x| > |y|,
returns y if |y| > |x|,
otherwise maxnum(x,y)
Signed-off-by: Leon Alrae <leon.alrae@imgtec.com>
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
2d31e0607d