The Sw/Sd in FillStackSlotsWithZero should't use kSystemPointerSize as
address offset, because the start address should be inclusive, and
the end address should be exclusive.

The skip-stack-guard-page test case failed due to this bug, and besides,
it also needs larger stack size on mips simulator.

Change-Id: Ieff55fe2c5a13e6dad1c5d073e1c0d22fe789d41
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2282663
Commit-Queue: Zhao Jiazhong <zhaojiazhong-hf@loongson.cn>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#68834}