tree e8155996389cd09c1d281c4e82d111297e757829
parent 1cc4003e5af5a9b1277fc24ebc50ba7317ded8b1
author Alexander Markov <alexmarkov@google.com> 1557336795 +0000
committer commit-bot@chromium.org <commit-bot@chromium.org> 1557336795 +0000

[vm/bytecode] Support compact bytecode instructions in VM (part 2/3)

While adding support for new compact bytecode instructions,
VM also keeps support for old bytecode instructions to preserve
backwards compatibility and allow soft transition.

This change is separate from bytecode generator changes in order
to test VM with old bytecode generator.

Corresponding bytecode generator changes:
https://dart-review.googlesource.com/c/sdk/+/99400

Change-Id: Icf5ceee7d51f27ffe3f79d0eae81e0ddc0a7e855
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/101062
Reviewed-by: Ryan Macnak <rmacnak@google.com>