insic-equivalent">Intel C/C++ Compiler Intrinsic Equivalent<a class="anchor" href="#intel-c-c++-compiler-intrinsic-equivalent">
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<pre>VHADDPD: __m256d _mm256_hadd_pd (__m256d a, __m256d b);
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<pre>HADDPD: __m128d _mm_hadd_pd (__m128d a, __m128d b);
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<h2 class="exceptions" id="exceptions">Exceptions<a class="anchor" href="#exceptions">
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<p>When the source operand is a memory operand, the operand must be aligned on a 16-byte boundary or a general-protection excepti