How do I Perform Integer SIMD operations on the iPad A4 Processor?

Question

I feel the need for speed. Double for loops are killing my iPad apps performance. I need SIMD. How do I perform integer SIMD operations on the iPad A4 processor?

Thanks,
Doug

Answer 1

The instruction set is NEON, intrinsics reference

I've never been able to find good documentation on what they all actually are. But you pick it up pretty quickly if you've had any exposure to SSE