[builtins] Refactor the remaining Date builtins.

src/compiler/js-intrinsic-lowering.cc

 // Copyright 2015 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/compiler/js-intrinsic-lowering.h"
 
 #include <stack>
 
 #include "src/code-factory.h"
 #include "src/compiler/access-builder.h"
@@ skipping 21 matching lines @@
 Reduction JSIntrinsicLowering::Reduce(Node* node) {
   if (node->opcode() != IrOpcode::kJSCallRuntime) return NoChange();
   const Runtime::Function* const f =
       Runtime::FunctionForId(CallRuntimeParametersOf(node->op()).id());
   if (f->intrinsic_type != Runtime::IntrinsicType::INLINE) return NoChange();
   switch (f->function_id) {
     case Runtime::kInlineConstructDouble:
       return ReduceConstructDouble(node);
     case Runtime::kInlineCreateIterResultObject:
       return ReduceCreateIterResultObject(node);
-    case Runtime::kInlineDateField:
-      return ReduceDateField(node);
     case Runtime::kInlineDeoptimizeNow:
       return ReduceDeoptimizeNow(node);
     case Runtime::kInlineDoubleHi:
       return ReduceDoubleHi(node);
     case Runtime::kInlineDoubleLo:
       return ReduceDoubleLo(node);
     case Runtime::kInlineIncrementStatsCounter:
       return ReduceIncrementStatsCounter(node);
     case Runtime::kInlineIsArray:
       return ReduceIsInstanceType(node, JS_ARRAY_TYPE);
@@ skipping 42 matching lines @@
     case Runtime::kInlineToName:
       return ReduceToName(node);
     case Runtime::kInlineToNumber:
       return ReduceToNumber(node);
     case Runtime::kInlineToObject:
       return ReduceToObject(node);
     case Runtime::kInlineToPrimitive:
       return ReduceToPrimitive(node);
     case Runtime::kInlineToString:
       return ReduceToString(node);
-    case Runtime::kInlineThrowNotDateError:
-      return ReduceThrowNotDateError(node);
     case Runtime::kInlineCall:
       return ReduceCall(node);
     case Runtime::kInlineTailCall:
       return ReduceTailCall(node);
     case Runtime::kInlineGetSuperConstructor:
       return ReduceGetSuperConstructor(node);
     default:
       break;
   }
   return NoChange();
@@ skipping 16 matching lines @@
   Node* value =
       graph()->NewNode(machine()->Float64InsertHighWord32(),
                        graph()->NewNode(machine()->Float64InsertLowWord32(),
                                         jsgraph()->Constant(0), low),
                        high);
   ReplaceWithValue(node, value);
   return Replace(value);
 }
 
 
-Reduction JSIntrinsicLowering::ReduceDateField(Node* node) {
-  Node* const value = NodeProperties::GetValueInput(node, 0);
-  Node* const index = NodeProperties::GetValueInput(node, 1);
-  Node* const effect = NodeProperties::GetEffectInput(node);
-  Node* const control = NodeProperties::GetControlInput(node);
-  NumberMatcher mindex(index);
-  if (mindex.Is(JSDate::kDateValue)) {
-    return Change(
-        node,
-        simplified()->LoadField(AccessBuilder::ForJSDateField(
-            static_cast<JSDate::FieldIndex>(static_cast<int>(mindex.Value())))),
-        value, effect, control);
-  }
-  // TODO(turbofan): Optimize more patterns.
-  return NoChange();
-}
-
-
 Reduction JSIntrinsicLowering::ReduceDeoptimizeNow(Node* node) {
   if (mode() != kDeoptimizationEnabled) return NoChange();
   Node* const frame_state = NodeProperties::GetFrameStateInput(node, 0);
   Node* const effect = NodeProperties::GetEffectInput(node);
   Node* const control = NodeProperties::GetControlInput(node);
 
   // TODO(bmeurer): Move MergeControlToEnd() to the AdvancedReducer.
   Node* deoptimize =
       graph()->NewNode(common()->Deoptimize(DeoptimizeKind::kEager),
                        frame_state, effect, control);
@@ skipping 348 matching lines @@
       simplified()->LoadField(AccessBuilder::ForJSRegExpSource());
   return Change(node, op, receiver, effect, control);
 }
 
 
 Reduction JSIntrinsicLowering::ReduceSubString(Node* node) {
   return Change(node, CodeFactory::SubString(isolate()), 3);
 }
 
 
-Reduction JSIntrinsicLowering::ReduceThrowNotDateError(Node* node) {
-  if (mode() != kDeoptimizationEnabled) return NoChange();
-  Node* const frame_state = NodeProperties::GetFrameStateInput(node, 1);
-  Node* const effect = NodeProperties::GetEffectInput(node);
-  Node* const control = NodeProperties::GetControlInput(node);
-
-  // TODO(bmeurer): Move MergeControlToEnd() to the AdvancedReducer.
-  Node* deoptimize =
-      graph()->NewNode(common()->Deoptimize(DeoptimizeKind::kEager),
-                       frame_state, effect, control);
-  NodeProperties::MergeControlToEnd(graph(), common(), deoptimize);
-
-  node->TrimInputCount(0);
-  NodeProperties::ChangeOp(node, common()->Dead());
-  return Changed(node);
-}
-
-
 Reduction JSIntrinsicLowering::ReduceToInteger(Node* node) {
   Node* value = NodeProperties::GetValueInput(node, 0);
   Type* value_type = NodeProperties::GetType(value);
   if (value_type->Is(type_cache().kIntegerOrMinusZero)) {
     ReplaceWithValue(node, value);
     return Replace(value);
   }
   return NoChange();
 }
 
@@ skipping 175 matching lines @@
 }
 
 
 SimplifiedOperatorBuilder* JSIntrinsicLowering::simplified() const {
   return jsgraph()->simplified();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8