[runtime] Remove two obsolete intrinsics.

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 27 matching lines @@
     case Runtime::kInlineConstructDouble:
       return ReduceConstructDouble(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::kInlineHeapObjectGetMap:
-      return ReduceHeapObjectGetMap(node);
     case Runtime::kInlineIncrementStatsCounter:
       return ReduceIncrementStatsCounter(node);
     case Runtime::kInlineIsArray:
       return ReduceIsInstanceType(node, JS_ARRAY_TYPE);
     case Runtime::kInlineIsDate:
       return ReduceIsInstanceType(node, JS_DATE_TYPE);
     case Runtime::kInlineIsTypedArray:
       return ReduceIsInstanceType(node, JS_TYPED_ARRAY_TYPE);
     case Runtime::kInlineIsFunction:
       return ReduceIsInstanceType(node, JS_FUNCTION_TYPE);
     case Runtime::kInlineIsRegExp:
       return ReduceIsInstanceType(node, JS_REGEXP_TYPE);
     case Runtime::kInlineIsJSReceiver:
       return ReduceIsJSReceiver(node);
     case Runtime::kInlineIsSmi:
       return ReduceIsSmi(node);
     case Runtime::kInlineJSValueGetValue:
       return ReduceJSValueGetValue(node);
-    case Runtime::kInlineMapGetInstanceType:
-      return ReduceMapGetInstanceType(node);
     case Runtime::kInlineMathClz32:
       return ReduceMathClz32(node);
     case Runtime::kInlineMathFloor:
       return ReduceMathFloor(node);
     case Runtime::kInlineMathSqrt:
       return ReduceMathSqrt(node);
     case Runtime::kInlineValueOf:
       return ReduceValueOf(node);
     case Runtime::kInlineIsMinusZero:
       return ReduceIsMinusZero(node);
@@ skipping 92 matching lines @@
 Reduction JSIntrinsicLowering::ReduceDoubleHi(Node* node) {
   return Change(node, machine()->Float64ExtractHighWord32());
 }
 
 
 Reduction JSIntrinsicLowering::ReduceDoubleLo(Node* node) {
   return Change(node, machine()->Float64ExtractLowWord32());
 }
 
 
-Reduction JSIntrinsicLowering::ReduceHeapObjectGetMap(Node* node) {
-  Node* value = NodeProperties::GetValueInput(node, 0);
-  Node* effect = NodeProperties::GetEffectInput(node);
-  Node* control = NodeProperties::GetControlInput(node);
-  return Change(node, simplified()->LoadField(AccessBuilder::ForMap()), value,
-                effect, control);
-}
-
-
 Reduction JSIntrinsicLowering::ReduceIncrementStatsCounter(Node* node) {
   if (!FLAG_native_code_counters) return ChangeToUndefined(node);
   HeapObjectMatcher m(NodeProperties::GetValueInput(node, 0));
   if (!m.HasValue() || !m.Value()->IsString()) {
     return ChangeToUndefined(node);
   }
   base::SmartArrayPointer<char> name =
       Handle<String>::cast(m.Value())->ToCString();
   StatsCounter counter(jsgraph()->isolate(), name.get());
   if (!counter.Enabled()) return ChangeToUndefined(node);
@@ skipping 102 matching lines @@
 
 Reduction JSIntrinsicLowering::ReduceJSValueGetValue(Node* node) {
   Node* value = NodeProperties::GetValueInput(node, 0);
   Node* effect = NodeProperties::GetEffectInput(node);
   Node* control = NodeProperties::GetControlInput(node);
   return Change(node, simplified()->LoadField(AccessBuilder::ForValue()), value,
                 effect, control);
 }
 
 
-Reduction JSIntrinsicLowering::ReduceMapGetInstanceType(Node* node) {
-  Node* value = NodeProperties::GetValueInput(node, 0);
-  Node* effect = NodeProperties::GetEffectInput(node);
-  Node* control = NodeProperties::GetControlInput(node);
-  return Change(node,
-                simplified()->LoadField(AccessBuilder::ForMapInstanceType()),
-                value, effect, control);
-}
-
-
 Reduction JSIntrinsicLowering::ReduceMathClz32(Node* node) {
   return Change(node, machine()->Word32Clz());
 }
 
 
 Reduction JSIntrinsicLowering::ReduceMathFloor(Node* node) {
   if (!machine()->Float64RoundDown().IsSupported()) return NoChange();
   return Change(node, machine()->Float64RoundDown().op());
 }
 
@@ skipping 369 matching lines @@
 }
 
 
 SimplifiedOperatorBuilder* JSIntrinsicLowering::simplified() const {
   return jsgraph()->simplified();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8