Performance and stability improvements on all platforms.

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

Change-Id: Ida5f0c1e68bda28f13b972c67c4a1a7c68404c37
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1660119
Reviewed-by: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/7.7.74@{#1}
Cr-Branched-From: beb88c0ad392ede2b473d05701aab5321b98320a-refs/heads/master@{#62165}