src/flag-definitions.h - Issue 1863983002: 🏄 [heap] Add page evacuation mode for new->old

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Unified Diff: src/flag-definitions.h

Issue 1863983002: 🏄 [heap] Add page evacuation mode for new->old (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: Disable optimize_for_size for the feature test as we require >1 page new space Created 4 years, 8 months ago

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Index: src/flag-definitions.h

diff --git a/src/flag-definitions.h b/src/flag-definitions.h

index ade3c72d3945b0895c275dc3aaa95cf78e3d1955..3cd01533b64afacc20521bb5379d4e4c4f2bff27 100644

--- a/src/flag-definitions.h

+++ b/src/flag-definitions.h

@@ -253,6 +253,9 @@ DEFINE_BOOL(compiled_keyed_generic_loads, false,

"use optimizing compiler to generate keyed generic load stubs")

DEFINE_BOOL(allocation_site_pretenuring, true,

"pretenure with allocation sites")

+DEFINE_BOOL(page_promotion, true, "promote pages based on utilization")

+DEFINE_INT(page_promotion_threshold, 70,

+ "min percentage of live bytes on a page to enable fast evacuation")

DEFINE_BOOL(trace_pretenuring, false,

"trace pretenuring decisions of HAllocate instructions")

DEFINE_BOOL(trace_pretenuring_statistics, false,

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