This reverts commit 08b26f53.

Reason for revert: Breaks tree https://ci.chromium.org/p/v8/builders/ci/V8%20Linux%20-%20noi18n%20-%20debug/29046

Original change's description:
> Clean up macros
> 
> Move some instruction definitions into sse-instr, which is used to
> generate some disasm tests, so we can remove some cases there.
> 
> Bug: v8:9810
> Change-Id: I0615ec823396da08bc5d234cf1dabca6afd3f052
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1866965
> Reviewed-by: Deepti Gandluri <gdeepti@chromium.org>
> Commit-Queue: Zhi An Ng <zhin@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#64441}

TBR=gdeepti@chromium.org,zhin@chromium.org

Change-Id: I067c1fdbaa6eb2a08c0fcb7c8885d72f073a8818
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: v8:9810
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1873195Reviewed-by: Zhi An Ng <zhin@chromium.org>
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#64443}