[turbofan] Pass scope infos as static operator parameters.

src/compiler/js-generic-lowering.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/js-generic-lowering.h"
 #include "src/compiler/js-graph.h"
 #include "src/compiler/machine-operator.h"
@@ skipping 96 matching lines @@
 REPLACE_COMPARE_IC_CALL_WITH_LANGUAGE_MODE(JSGreaterThan, Token::GT)
 REPLACE_COMPARE_IC_CALL_WITH_LANGUAGE_MODE(JSLessThanOrEqual, Token::LTE)
 REPLACE_COMPARE_IC_CALL_WITH_LANGUAGE_MODE(JSGreaterThanOrEqual, Token::GTE)
 #undef REPLACE_COMPARE_IC_CALL_WITH_LANGUAGE_MODE
 
 
 #define REPLACE_RUNTIME_CALL(op, fun)             \
   void JSGenericLowering::Lower##op(Node* node) { \
     ReplaceWithRuntimeCall(node, fun);            \
   }
-REPLACE_RUNTIME_CALL(JSCreate, Runtime::kAbort)
 REPLACE_RUNTIME_CALL(JSCreateFunctionContext, Runtime::kNewFunctionContext)
 REPLACE_RUNTIME_CALL(JSCreateWithContext, Runtime::kPushWithContext)
-REPLACE_RUNTIME_CALL(JSCreateBlockContext, Runtime::kPushBlockContext)
 REPLACE_RUNTIME_CALL(JSCreateModuleContext, Runtime::kPushModuleContext)
-REPLACE_RUNTIME_CALL(JSCreateScriptContext, Runtime::kNewScriptContext)
 #undef REPLACE_RUNTIME
 
 
-#define REPLACE_UNIMPLEMENTED(op) \
-  void JSGenericLowering::Lower##op(Node* node) { UNIMPLEMENTED(); }
-REPLACE_UNIMPLEMENTED(JSYield)
-#undef REPLACE_UNIMPLEMENTED
-
-
 static CallDescriptor::Flags FlagsForNode(Node* node) {
   CallDescriptor::Flags result = CallDescriptor::kNoFlags;
   if (OperatorProperties::GetFrameStateInputCount(node->op()) > 0) {
     result |= CallDescriptor::kNeedsFrameState;
   }
   return result;
 }
 
 
 void JSGenericLowering::ReplaceWithCompareIC(Node* node, Token::Value token,
@@ skipping 340 matching lines @@
 void JSGenericLowering::LowerJSLoadDynamicContext(Node* node) {
   const DynamicContextAccess& access = DynamicContextAccessOf(node->op());
   Node* projection = graph()->NewNode(common()->Projection(0), node);
   NodeProperties::ReplaceUses(node, projection, node, node, node);
   node->InsertInput(zone(), 1, jsgraph()->Constant(access.name()));
   ReplaceWithRuntimeCall(node, Runtime::kLoadLookupSlot);
   projection->ReplaceInput(0, node);
 }
 
 
+void JSGenericLowering::LowerJSCreate(Node* node) { UNIMPLEMENTED(); }
+
+
 void JSGenericLowering::LowerJSCreateArguments(Node* node) {
   const CreateArgumentsParameters& p = CreateArgumentsParametersOf(node->op());
   switch (p.type()) {
     case CreateArgumentsParameters::kMappedArguments:
       ReplaceWithRuntimeCall(node, Runtime::kNewSloppyArguments_Generic);
       break;
     case CreateArgumentsParameters::kUnmappedArguments:
       ReplaceWithRuntimeCall(node, Runtime::kNewStrictArguments_Generic);
       break;
     case CreateArgumentsParameters::kRestArray:
@@ skipping 26 matching lines @@
 }
 
 
 void JSGenericLowering::LowerJSCreateCatchContext(Node* node) {
   Handle<String> name = OpParameter<Handle<String>>(node);
   node->InsertInput(zone(), 0, jsgraph()->HeapConstant(name));
   ReplaceWithRuntimeCall(node, Runtime::kPushCatchContext);
 }
 
 
+void JSGenericLowering::LowerJSCreateBlockContext(Node* node) {
+  Handle<ScopeInfo> scope_info = OpParameter<Handle<ScopeInfo>>(node);
+  node->InsertInput(zone(), 0, jsgraph()->HeapConstant(scope_info));
+  ReplaceWithRuntimeCall(node, Runtime::kPushBlockContext);
+}
+
+
+void JSGenericLowering::LowerJSCreateScriptContext(Node* node) {
+  Handle<ScopeInfo> scope_info = OpParameter<Handle<ScopeInfo>>(node);
+  node->InsertInput(zone(), 1, jsgraph()->HeapConstant(scope_info));
+  ReplaceWithRuntimeCall(node, Runtime::kNewScriptContext);
+}
+
+
 void JSGenericLowering::LowerJSCallConstruct(Node* node) {
   int arity = OpParameter<int>(node);
   CallConstructStub stub(isolate(), SUPER_CONSTRUCTOR_CALL);
   CallInterfaceDescriptor d = stub.GetCallInterfaceDescriptor();
   CallDescriptor::Flags flags = AdjustFrameStatesForCall(node);
   CallDescriptor* desc =
       Linkage::GetStubCallDescriptor(isolate(), zone(), d, arity - 1, flags);
   Node* stub_code = jsgraph()->HeapConstant(stub.GetCode());
   Node* actual_construct = NodeProperties::GetValueInput(node, 0);
   Node* original_construct = NodeProperties::GetValueInput(node, arity - 1);
@@ skipping 229 matching lines @@
     }
   }
 }
 
 
 void JSGenericLowering::LowerJSForInStep(Node* node) {
   ReplaceWithRuntimeCall(node, Runtime::kForInStep);
 }
 
 
+void JSGenericLowering::LowerJSYield(Node* node) { UNIMPLEMENTED(); }
+
+
 void JSGenericLowering::LowerJSStackCheck(Node* node) {
   Node* effect = NodeProperties::GetEffectInput(node);
   Node* control = NodeProperties::GetControlInput(node);
 
   Node* limit = graph()->NewNode(
       machine()->Load(kMachPtr),
       jsgraph()->ExternalConstant(
           ExternalReference::address_of_stack_limit(isolate())),
       jsgraph()->IntPtrConstant(0), effect, control);
   Node* pointer = graph()->NewNode(machine()->LoadStackPointer());
@@ skipping 44 matching lines @@
 }
 
 
 MachineOperatorBuilder* JSGenericLowering::machine() const {
   return jsgraph()->machine();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8