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Fix bug when optimized code map is evicted.

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This makes sure that both, the shared function info and it's optimized
code map get revisited when the code map is evicted from the flusher.

R=hpayer@chromium.org
TEST=mjsunit/debug-set-variable-value

Review URL: https://codereview.chromium.org/14703009

Cr-Commit-Position: refs/heads/master@{#29387}
This commit is contained in:
mstarzinger 2015-06-30 09:47:04 -07:00 committed by Commit bot
parent 8fdcd13b52
commit 316ff3d8fc
1 changed files with 4 additions and 3 deletions
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7
src/heap/mark-compact.cc
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@ -1056,11 +1056,12 @@ void CodeFlusher::EvictCandidate(JSFunction* function) {
void CodeFlusher::EvictOptimizedCodeMap(SharedFunctionInfo* code_map_holder) {
DCHECK(!FixedArray::cast(code_map_holder->optimized_code_map())
->get(SharedFunctionInfo::kNextMapIndex)
->IsUndefined());
FixedArray* code_map =
FixedArray::cast(code_map_holder->optimized_code_map());
DCHECK(!code_map->get(SharedFunctionInfo::kNextMapIndex)->IsUndefined());
// Make sure previous flushing decisions are revisited.
isolate_->heap()->incremental_marking()->RecordWrites(code_map);
isolate_->heap()->incremental_marking()->RecordWrites(code_map_holder);
if (FLAG_trace_code_flushing) {