[wasm-simd][x64] Optimize signed compares codegen

Improve SSE codegen similar to suggestions in
https://crrev.com/c/2698066:

- s/movdqa/movaps/
- s/por/orps
- s/pxor/xorps
- s/pand/andps
- use movshdup (SSSE3) insted of shuffle

Bug: v8:11415
Change-Id: I2e76cbbe16267c055e24f258354b77994aed47b8
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2713131


Reviewed-by: Deepti Gandluri <gdeepti@chromium.org>
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#73057}