Port 04b6e0de
https://crrev.com/c/2135074

Original Commit Message:

  This reorders the SIMD opcodes together with their implementations
  on x64, ia32 according to src/wasm/wasm-opcodes.h.

Change-Id: I82c8b678eb65b616d02d20333d479ee4ae0564d0
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2143974Reviewed-by: Zhi An Ng <zhin@chromium.org>
Commit-Queue: Zhao Jiazhong <zhaojiazhong-hf@loongson.cn>
Cr-Commit-Position: refs/heads/master@{#67094}