Lines Matching refs:SSE2
5306 \index{SSE2}5307 When defined GCM will use the SSE2 instructions to perform the $GF(2^x)$ multiply using 16 128--bit XOR operations. It shaves a few cycles per byte5308 of GCM output on both the AMD64 and Intel Pentium 4 platforms. Requires GCC and an SSE2 equipped platform.