tree 9bd3177fc5e53cd36095f67b9686250b43580d07
parent 9a1827339c8e4e55a9b214d033aeba7d30daa28f
author Vyacheslav Egorov <vegorov@google.com> 1629980868 +0000
committer Alexander Thomas <athom@google.com> 1630487177 +0200

[vm/arm64] Avoid conditional branch to ret in identical() stub

This is attempt to workaround a possible CPU bug on Exynos 2100 SoC.

The fix is tentative as we were unable to locate an erratum which
matches the symptoms and the specific code pattern.

https://github.com/flutter/flutter/issues/88261

TEST=user manually verified the fix on a Exynos 2100 SoC device

Cq-Include-Trybots: luci.dart.try:vm-kernel-linux-release-simarm64-try,vm-kernel-precomp-linux-release-simarm64-try,vm-ffi-android-release-arm64-try
Change-Id: I3be20d47d710a6bc520f2f7d6da81483baf74787
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/211240
Commit-Queue: Slava Egorov <vegorov@google.com>
Reviewed-by: Daco Harkes <dacoharkes@google.com>