Files
2020-03-02 14:53:23 +07:00

89 lines
3.6 KiB
Diff

commit 667f15a1047eeadf4cbadbb50dafe6541745cdc3
Author: yangguo@chromium.org <yangguo@chromium.org>
Date: Mon Sep 29 07:14:05 2014 +0000
Fix serializing ICs.
R=mvstanton@chromium.org
Review URL: https://codereview.chromium.org/587213002
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24262 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/src/serialize.cc b/src/serialize.cc
index 894a1be..a2dde9b 100644
--- node/deps/v8/src/serialize.cc
+++ node/deps/v8/src/serialize.cc
@@ -1894,15 +1894,26 @@ void CodeSerializer::SerializeObject(Object* o, HowToCode how_to_code,
if (heap_object->IsCode()) {
Code* code_object = Code::cast(heap_object);
- DCHECK(!code_object->is_optimized_code());
- if (code_object->kind() == Code::BUILTIN) {
- SerializeBuiltin(code_object, how_to_code, where_to_point, skip);
- return;
- } else if (code_object->IsCodeStubOrIC()) {
- SerializeCodeStub(code_object, how_to_code, where_to_point, skip);
- return;
+ switch (code_object->kind()) {
+ case Code::OPTIMIZED_FUNCTION: // No optimized code compiled yet.
+ case Code::HANDLER: // No handlers patched in yet.
+ case Code::REGEXP: // No regexp literals initialized yet.
+ case Code::NUMBER_OF_KINDS: // Pseudo enum value.
+ CHECK(false);
+ case Code::BUILTIN:
+ SerializeBuiltin(code_object, how_to_code, where_to_point, skip);
+ return;
+ case Code::STUB:
+ SerializeCodeStub(code_object, how_to_code, where_to_point, skip);
+ return;
+#define IC_KIND_CASE(KIND) case Code::KIND:
+ IC_KIND_LIST(IC_KIND_CASE)
+#undef IC_KIND_CASE
+ // TODO(yangguo): add special handling to canonicalize ICs.
+ case Code::FUNCTION:
+ SerializeHeapObject(code_object, how_to_code, where_to_point, skip);
+ return;
}
- code_object->ClearInlineCaches();
}
if (heap_object == source_) {
@@ -1967,20 +1978,13 @@ void CodeSerializer::SerializeBuiltin(Code* builtin, HowToCode how_to_code,
}
-void CodeSerializer::SerializeCodeStub(Code* code, HowToCode how_to_code,
+void CodeSerializer::SerializeCodeStub(Code* stub, HowToCode how_to_code,
WhereToPoint where_to_point, int skip) {
DCHECK((how_to_code == kPlain && where_to_point == kStartOfObject) ||
(how_to_code == kPlain && where_to_point == kInnerPointer) ||
(how_to_code == kFromCode && where_to_point == kInnerPointer));
- uint32_t stub_key = code->stub_key();
-
- if (CodeStub::MajorKeyFromKey(stub_key) == CodeStub::NoCacheKey()) {
- if (FLAG_trace_code_serializer) {
- PrintF("Encoding uncacheable code stub as heap object\n");
- }
- SerializeHeapObject(code, how_to_code, where_to_point, skip);
- return;
- }
+ uint32_t stub_key = stub->stub_key();
+ DCHECK(CodeStub::MajorKeyFromKey(stub_key) != CodeStub::NoCache);
if (skip != 0) {
sink_->Put(kSkip, "SkipFromSerializeCodeStub");
diff --git a/src/serialize.h b/src/serialize.h
index 7831536..b6ad82c 100644
--- node/deps/v8/src/serialize.h
+++ node/deps/v8/src/serialize.h
@@ -607,7 +607,7 @@ class CodeSerializer : public Serializer {
private:
void SerializeBuiltin(Code* builtin, HowToCode how_to_code,
WhereToPoint where_to_point, int skip);
- void SerializeCodeStub(Code* code, HowToCode how_to_code,
+ void SerializeCodeStub(Code* stub, HowToCode how_to_code,
WhereToPoint where_to_point, int skip);
void SerializeSourceObject(HowToCode how_to_code, WhereToPoint where_to_point,
int skip);