Reviewers: Hannes Payer,
Description:
Add tracing for functions processed by code flushing.
[email protected]
Please review this at https://codereview.chromium.org/16773002/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files:
M src/mark-compact.cc
Index: src/mark-compact.cc
diff --git a/src/mark-compact.cc b/src/mark-compact.cc
index
99c5b4864d3ed94cb37e5a113994bd35e4559acd..62f657e931cdf6ff34135da7874a62912888acec
100644
--- a/src/mark-compact.cc
+++ b/src/mark-compact.cc
@@ -1002,6 +1002,10 @@ void CodeFlusher::ProcessJSFunctionCandidates() {
Code* code = shared->code();
MarkBit code_mark = Marking::MarkBitFrom(code);
if (!code_mark.Get()) {
+ if (FLAG_trace_code_flushing && shared->is_compiled()) {
+ SmartArrayPointer<char> name = shared->DebugName()->ToCString();
+ PrintF("[code-flushing clears: %s]\n", *name);
+ }
shared->set_code(lazy_compile);
candidate->set_code(lazy_compile);
} else {
@@ -1039,6 +1043,10 @@ void
CodeFlusher::ProcessSharedFunctionInfoCandidates() {
Code* code = candidate->code();
MarkBit code_mark = Marking::MarkBitFrom(code);
if (!code_mark.Get()) {
+ if (FLAG_trace_code_flushing && candidate->is_compiled()) {
+ SmartArrayPointer<char> name = candidate->DebugName()->ToCString();
+ PrintF("[code-flushing clears: %s]\n", *name);
+ }
candidate->set_code(lazy_compile);
}
@@ -1122,6 +1130,11 @@ void CodeFlusher::EvictCandidate(SharedFunctionInfo*
shared_info) {
// Make sure previous flushing decisions are revisited.
isolate_->heap()->incremental_marking()->RecordWrites(shared_info);
+ if (FLAG_trace_code_flushing) {
+ SmartArrayPointer<char> name = shared_info->DebugName()->ToCString();
+ PrintF("[code-flushing resurrects: %s]\n", *name);
+ }
+
SharedFunctionInfo* candidate = shared_function_info_candidates_head_;
SharedFunctionInfo* next_candidate;
if (candidate == shared_info) {
@@ -1153,6 +1166,11 @@ void CodeFlusher::EvictCandidate(JSFunction*
function) {
isolate_->heap()->incremental_marking()->RecordWrites(function);
isolate_->heap()->incremental_marking()->RecordWrites(function->shared());
+ if (FLAG_trace_code_flushing) {
+ SmartArrayPointer<char> name =
function->shared()->DebugName()->ToCString();
+ PrintF("[code-flushing resurrects: %s]\n", *name);
+ }
+
JSFunction* candidate = jsfunction_candidates_head_;
JSFunction* next_candidate;
if (candidate == function) {
--
--
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