A.5.227 PI2FD: Packed Doubleword Integer to Single-Precision FP Convert
PI2FD mm1,mm2/m64 ; 0F 0F /r 0D [PENT,3DNOW]
PF2ID converts two signed 32-bit integers in the source operand to
single-precision FP values, using truncation of significant digits, and
stores them in the destination operand.