87032377ee
Part of https://github.com/dart-lang/sdk/issues/61572 Change-Id: I4f02718dc292b0e18f1fb4858ee31b4c645597a5 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/467360 Reviewed-by: Johnni Winther <johnniwinther@google.com> Commit-Queue: Chloe Stefantsova <cstefantsova@google.com>
Conversion to a textual format.
The text format is currently very ad-hoc and there is no conversion back, but it's a pleasant way to view the IR.