[llvm] [AArch64] Avoid ld4 lowering for deinterleave4 feeding uitofp (PR #200763)

[Kamlesh Kumar via llvm-commits]

kamleshbhalui wrote:

> Can you provide any performance data demonstrating any improvements with this change?

For imagick_r It improves performance by ~14%.

https://github.com/llvm/llvm-project/pull/200763