title: How to use the multiply and accumulate intrinsics in ARM Cortex-a8?
body: <p>how to use the Multiply-Accumulate intrinsics provided by GCC?</p>
  
  <pre><code>float32x4_t vmlaq_f32 (float32x4_t , float32x4_t , float32x4_t);
  </code></pre>
  
  <p>Can anyone explain what three parameters I have to pass to this function. I mean the Source and destination registers and what the function returns?</p>
  
  <p>Help!!!</p>