[vm/bytecode] Eliminate AssertBoolean instructions if condition is non-nullable

Number of AssertBoolean instructions in the 100Mb dynamic trace of
Richards benchmark in pure interpreted mode (platform with bytecode):

Before: 1812005
After:   251451
Change-Id: I9fe9d37499d73ffa7636c9ca5fb9c2c18dbc1397
Reviewed-on: https://dart-review.googlesource.com/c/84643
Auto-Submit: Alexander Markov <alexmarkov@google.com>
Commit-Queue: Zach Anderson <zra@google.com>
Reviewed-by: Zach Anderson <zra@google.com>
8 files changed
tree: ccc382fcd02970c7389802ffac5dfa66ddd0d9ad
  1. .github/
  2. build/
  3. client/
  4. docs/
  5. pkg/
  6. runtime/
  7. samples/
  8. samples-dev/
  9. sdk/
  10. tests/
  11. third_party/
  12. tools/
  13. utils/
  14. .clang-format
  15. .gitattributes
  16. .gitconfig
  17. .gitignore
  18. .gn
  19. .mailmap
  20. .packages
  21. .vpython
  22. AUTHORS
  23. BUILD.gn
  24. CHANGELOG.md
  25. codereview.settings
  26. CONTRIBUTING.md
  27. dartdoc_options.yaml
  28. DEPS
  29. LICENSE
  30. PATENTS
  31. PRESUBMIT.py
  32. README.dart-sdk
  33. README.md
  34. WATCHLISTS
README.md

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