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c++ Programming Glossary: r4how to achieve 4 FLOPs per cycle http://stackoverflow.com/questions/8389648/how-to-achieve-4-flops-per-cycle x double y uint64 iterations register __m128d r0 r1 r2 r3 r4 r5 r6 r7 r8 r9 rA rB rC rD rE rF Generate starting data. r0.. r8 _mm_set1_pd 0.0 r2 _mm_xor_pd r0 r8 r3 _mm_or_pd r0 r8 r4 _mm_andnot_pd r8 r0 r5 _mm_mul_pd r1 _mm_set1_pd 0.37796447300922722721.. _mm_add_pd r1 rD r2 _mm_mul_pd r2 rE r3 _mm_sub_pd r3 rF r4 _mm_mul_pd r4 rC r5 _mm_add_pd r5 rD r6 _mm_mul_pd r6 rE r7..
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