NASM 2.05 based x86 Instruction Reference[ch216]
A.5.193 ORPS: Bit-wise Logical OR of Single-Precision FP Data ORPS xmm1,xmm2/m128 ; 0F 56 /r [KATMAI,SSE] ORPS return a bit-wise logical OR between xmm1 and xmm2/mem, and stores the result in xmm1. If the source operand is a memory location, it must be aligned to a 16-byte boundary.