Revision: 14700
Author: [email protected]
Date: Thu May 16 01:39:24 2013
Log: Put preservation of optimized code map behind a flag.
[email protected]
Review URL: https://codereview.chromium.org/15119004
http://code.google.com/p/v8/source/detail?r=14700
Modified:
/branches/bleeding_edge/src/flag-definitions.h
/branches/bleeding_edge/src/objects-visiting-inl.h
=======================================
--- /branches/bleeding_edge/src/flag-definitions.h Wed May 15 09:09:25 2013
+++ /branches/bleeding_edge/src/flag-definitions.h Thu May 16 01:39:24 2013
@@ -268,6 +268,8 @@
"info, not JSFunction itself")
DEFINE_bool(cache_optimized_code, true,
"cache optimized code for closures")
+DEFINE_bool(flush_optimized_code_cache, true,
+ "flushes the cache of optimized code for closures on every GC")
DEFINE_bool(inline_construct, true, "inline constructor calls")
DEFINE_bool(inline_arguments, true, "inline functions with arguments
object")
DEFINE_bool(inline_accessors, true, "inline JavaScript accessors")
=======================================
--- /branches/bleeding_edge/src/objects-visiting-inl.h Wed May 15 09:09:25
2013
+++ /branches/bleeding_edge/src/objects-visiting-inl.h Thu May 16 01:39:24
2013
@@ -311,6 +311,12 @@
if (shared->ic_age() != heap->global_ic_age()) {
shared->ResetForNewContext(heap->global_ic_age());
}
+ if (FLAG_cache_optimized_code &&
+ FLAG_flush_optimized_code_cache &&
+ !shared->optimized_code_map()->IsSmi()) {
+ // Always flush the optimized code map if requested by flag.
+ shared->ClearOptimizedCodeMap();
+ }
MarkCompactCollector* collector = heap->mark_compact_collector();
if (collector->is_code_flushing_enabled()) {
if (FLAG_cache_optimized_code
&& !shared->optimized_code_map()->IsSmi()) {
--
--
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