Four quadrant division of a 32-bit fractional dividend and a 16-bit fractional divisor, returning a 16-bit result.
Word16 div_ls4q(Word32 l_numerator, Word16 s_denominator)
long l =0xE0000000;/* -0.25 */ short s2=0xC000;/* -0.5 */ short result; result = div_ls4q(s1,s2); // Expected value of result: -0.25/-0.5 = 0.5 = 0x4000