tree 21df864db866da9401d0e3d2d97249f510acae4f
parent 8fdd773096341805ca0311241aa88ef66f3e92c3
author Ryan Macnak <rmacnak@google.com> 1649116892 +0000
committer Commit Bot <commit-bot@chromium.org> 1649116892 +0000

[vm, compiler] Use AMOs in the RISC-V write barrier.

AMOs are more efficient than a LR/SC pair.

TEST=ci
Change-Id: I74915669bf4d13b92c04ed6ef21d61dd58df36ee
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/240142
Reviewed-by: Alexander Aprelev <aam@google.com>
Commit-Queue: Ryan Macnak <rmacnak@google.com>