9633ebabd4
The problem is that tagged slot could become a double slot after migrating of an object to another map with "shifted" fields (for example as a result of generalizing immutable data property to a data field). This CL also adds useful machinery that helps triggering incremental write barriers. BUG=chromium:454297 LOG=Y Review URL: https://codereview.chromium.org/957273002 Cr-Commit-Position: refs/heads/master@{#27054} |
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benchmarks | ||
cctest | ||
intl | ||
js-perf-test | ||
message | ||
mjsunit | ||
mozilla | ||
preparser | ||
promises-aplus | ||
test262 | ||
test262-es6 | ||
unittests | ||
webkit |