Handle stack frames differently inside and on the boundary of wasm.

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index cf8b619bf5ff341123369917c0c1009c81e4e646..adffd89ee7a4e35cca9894721be8b4aad6eef245 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -4734,6 +4734,9 @@ Code::StubType Code::type() {
   return ExtractTypeFromFlags(flags());
 }
 
+Code::WasmFunctionType Code::wasm_function_type() {
+  return ExtractWasmFunctionTypeFromFlags(flags());
+}
 
 // For initialization.
 void Code::set_raw_kind_specific_flags1(int value) {
@@ -5015,19 +5018,23 @@ Address Code::constant_pool() {
   return constant_pool;
 }
 
-
 Code::Flags Code::ComputeFlags(Kind kind, InlineCacheState ic_state,
                                ExtraICState extra_ic_state, StubType type,
-                               CacheHolderFlag holder) {
+                               CacheHolderFlag holder,
+                               WasmFunctionType wasm_type) {
   // Compute the bit mask.
-  unsigned int bits = KindField::encode(kind)
-      | ICStateField::encode(ic_state)
-      | TypeField::encode(type)
-      | ExtraICStateField::encode(extra_ic_state)
-      | CacheHolderField::encode(holder);
+  unsigned int bits = KindField::encode(kind) | ICStateField::encode(ic_state) |
+                      TypeField::encode(type) |
+                      ExtraICStateField::encode(extra_ic_state) |
+                      WasmFunctionTypeField::encode(wasm_type) |
+                      CacheHolderField::encode(holder);
   return static_cast<Flags>(bits);
 }
 
+Code::Flags Code::ComputeWasmFlags(Kind kind, WasmFunctionType wasm_type) {
+  return ComputeFlags(kind, UNINITIALIZED, kNoExtraICState, NORMAL,
+                      kCacheOnReceiver, wasm_type);
+}
 
 Code::Flags Code::ComputeMonomorphicFlags(Kind kind,
                                           ExtraICState extra_ic_state,
@@ -5062,6 +5069,9 @@ Code::StubType Code::ExtractTypeFromFlags(Flags flags) {
   return TypeField::decode(flags);
 }
 
+Code::WasmFunctionType Code::ExtractWasmFunctionTypeFromFlags(Flags flags) {
+  return WasmFunctionTypeField::decode(flags);
+}
 
 CacheHolderFlag Code::ExtractCacheHolderFromFlags(Flags flags) {
   return CacheHolderField::decode(flags);