Reviewers: Hannes Payer,
Description:
Turn off overapproximation of the weak closure again
As long as we still have to process global handles, the impact is not
yet worthwhile
BUG=v8:3862
[email protected]
LOG=y
Please review this at https://codereview.chromium.org/1050443002/
Base URL: https://chromium.googlesource.com/v8/v8.git@master
Affected files (+1, -1 lines):
M src/flag-definitions.h
Index: src/flag-definitions.h
diff --git a/src/flag-definitions.h b/src/flag-definitions.h
index
42d8ce3cb23e270f20bd47662da8c19f6126a893..b008b8d84b923bd9867f0d1595045ff50da6e42b
100644
--- a/src/flag-definitions.h
+++ b/src/flag-definitions.h
@@ -614,7 +614,7 @@ DEFINE_BOOL(age_code, true,
"old code (required for code flushing)")
DEFINE_BOOL(incremental_marking, true, "use incremental marking")
DEFINE_BOOL(incremental_marking_steps, true, "do incremental marking
steps")
-DEFINE_BOOL(overapproximate_weak_closure, true,
+DEFINE_BOOL(overapproximate_weak_closure, false,
"overapproximate weak closer to reduce atomic pause time")
DEFINE_INT(min_progress_during_object_groups_marking, 128,
"keep overapproximating the weak closure as long as we discover
at "
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