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Unified Diff: src/objects-inl.h

Issue 16782004: Reland "Enable map dependency to in-flight compilation info." (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: The fix. Created 7 years, 6 months ago
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Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index e60f0f36f1890f6819bcafa50f3ca7a6bff887ab..581935f9d44489aefb906a47b9b048558e7329e0 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -3659,17 +3659,6 @@ bool Map::CanOmitPrototypeChecks() {
}
-void Map::AddDependentCode(DependentCode::DependencyGroup group,
- Handle<Code> code) {
- Handle<DependentCode> codes =
- DependentCode::Insert(Handle<DependentCode>(dependent_code()),
- group, code);
- if (*codes != dependent_code()) {
- set_dependent_code(*codes);
- }
-}
-
-
int DependentCode::number_of_entries(DependencyGroup group) {
if (length() == 0) return 0;
return Smi::cast(get(group))->value();
@@ -3681,32 +3670,52 @@ void DependentCode::set_number_of_entries(DependencyGroup group, int value) {
}
+bool DependentCode::is_code_at(int i) {
+ return get(kCodesStartIndex + i)->IsCode();
+}
+
Code* DependentCode::code_at(int i) {
return Code::cast(get(kCodesStartIndex + i));
}
-void DependentCode::set_code_at(int i, Code* value) {
- set(kCodesStartIndex + i, value);
+CompilationInfo* DependentCode::compilation_info_at(int i) {
+ return reinterpret_cast<CompilationInfo*>(
+ Foreign::cast(get(kCodesStartIndex + i))->foreign_address());
}
-Object** DependentCode::code_slot_at(int i) {
+void DependentCode::set_object_at(int i, Object* object) {
+ set(kCodesStartIndex + i, object);
+}
+
+
+Object* DependentCode::object_at(int i) {
+ return get(kCodesStartIndex + i);
+}
+
+
+Object** DependentCode::slot_at(int i) {
return HeapObject::RawField(
this, FixedArray::OffsetOfElementAt(kCodesStartIndex + i));
}
-void DependentCode::clear_code_at(int i) {
+void DependentCode::clear_at(int i) {
set_undefined(kCodesStartIndex + i);
}
+void DependentCode::copy(int from, int to) {
+ set(kCodesStartIndex + to, get(kCodesStartIndex + from));
+}
+
+
void DependentCode::ExtendGroup(DependencyGroup group) {
GroupStartIndexes starts(this);
for (int g = kGroupCount - 1; g > group; g--) {
if (starts.at(g) < starts.at(g + 1)) {
- set_code_at(starts.at(g + 1), code_at(starts.at(g)));
+ copy(starts.at(g), starts.at(g + 1));
}
}
}
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