Performance and stability improvements on all platforms.

TBR=v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com

Change-Id: I69433acc206e10ed07aabf98227e301d4c9e8160
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1678972
Reviewed-by: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/7.7.160@{#1}
Cr-Branched-From: de16f20681ea6c82fe461162a7347cc70bd445ae-refs/heads/master@{#62427}