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Diffstat (limited to 'deps/v8/src/serialize.cc')
-rw-r--r--deps/v8/src/serialize.cc38
1 files changed, 26 insertions, 12 deletions
diff --git a/deps/v8/src/serialize.cc b/deps/v8/src/serialize.cc
index c89476241a..b6a9d9434a 100644
--- a/deps/v8/src/serialize.cc
+++ b/deps/v8/src/serialize.cc
@@ -935,6 +935,15 @@ class ReferenceUpdater: public ObjectVisitor {
}
}
+ virtual void VisitCodeTarget(RelocInfo* rinfo) {
+ ASSERT(RelocInfo::IsCodeTarget(rinfo->rmode()));
+ Code* target = Code::GetCodeFromTargetAddress(rinfo->target_address());
+ Address encoded_target = serializer_->GetSavedAddress(target);
+ offsets_.Add(rinfo->target_address_address() - obj_address_);
+ addresses_.Add(encoded_target);
+ }
+
+
virtual void VisitExternalReferences(Address* start, Address* end) {
for (Address* p = start; p < end; ++p) {
uint32_t code = reference_encoder_->Encode(*p);
@@ -1093,6 +1102,14 @@ void Serializer::VisitPointers(Object** start, Object** end) {
}
+void Serializer::VisitCodeTarget(RelocInfo* rinfo) {
+ ASSERT(RelocInfo::IsCodeTarget(rinfo->rmode()));
+ Code* target = Code::GetCodeFromTargetAddress(rinfo->target_address());
+ bool serialized;
+ Encode(target, &serialized);
+}
+
+
class GlobalHandlesRetriever: public ObjectVisitor {
public:
explicit GlobalHandlesRetriever(List<Object**>* handles)
@@ -1255,10 +1272,7 @@ Address Serializer::PutObject(HeapObject* obj) {
SaveAddress(obj, addr);
if (type == CODE_TYPE) {
- Code* code = Code::cast(obj);
- // Ensure Code objects contain Object pointers, not Addresses.
- code->ConvertICTargetsFromAddressToObject();
- LOG(CodeMoveEvent(code->address(), addr));
+ LOG(CodeMoveEvent(obj->address(), addr));
}
// Write out the object prologue: type, size, and simulated address of obj.
@@ -1290,12 +1304,6 @@ Address Serializer::PutObject(HeapObject* obj) {
}
#endif
- if (type == CODE_TYPE) {
- Code* code = Code::cast(obj);
- // Convert relocations from Object* to Address in Code objects
- code->ConvertICTargetsFromObjectToAddress();
- }
-
objects_++;
return addr;
}
@@ -1422,6 +1430,14 @@ void Deserializer::VisitPointers(Object** start, Object** end) {
}
+void Deserializer::VisitCodeTarget(RelocInfo* rinfo) {
+ ASSERT(RelocInfo::IsCodeTarget(rinfo->rmode()));
+ Address encoded_address = reinterpret_cast<Address>(rinfo->target_object());
+ Code* target_object = reinterpret_cast<Code*>(Resolve(encoded_address));
+ rinfo->set_target_address(target_object->instruction_start());
+}
+
+
void Deserializer::VisitExternalReferences(Address* start, Address* end) {
for (Address* p = start; p < end; ++p) {
uint32_t code = static_cast<uint32_t>(reinterpret_cast<uintptr_t>(*p));
@@ -1617,8 +1633,6 @@ Object* Deserializer::GetObject() {
if (type == CODE_TYPE) {
Code* code = Code::cast(obj);
- // Convert relocations from Object* to Address in Code objects
- code->ConvertICTargetsFromObjectToAddress();
LOG(CodeMoveEvent(a, code->address()));
}
objects_++;