[builtins] Refactor the remaining Date builtins.

src/crankshaft/hydrogen.cc

 // Copyright 2013 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/crankshaft/hydrogen.h"
 
 #include <sstream>
 
 #include "src/allocation-site-scopes.h"
 #include "src/ast/ast-numbering.h"
@@ skipping 12445 matching lines @@
 void HOptimizedGraphBuilder::GenerateIsDate(CallRuntime* call) {
   DCHECK_EQ(1, call->arguments()->length());
   CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
   HValue* value = Pop();
   HHasInstanceTypeAndBranch* result =
       New<HHasInstanceTypeAndBranch>(value, JS_DATE_TYPE);
   return ast_context()->ReturnControl(result, call->id());
 }
 
 
-void HOptimizedGraphBuilder::GenerateThrowNotDateError(CallRuntime* call) {
-  DCHECK_EQ(0, call->arguments()->length());
-  Add<HDeoptimize>(Deoptimizer::kNotADateObject, Deoptimizer::EAGER);
-  Add<HSimulate>(call->id(), FIXED_SIMULATE);
-  return ast_context()->ReturnValue(graph()->GetConstantUndefined());
-}
-
-
-void HOptimizedGraphBuilder::GenerateDateField(CallRuntime* call) {
-  DCHECK(call->arguments()->length() == 2);
-  DCHECK_NOT_NULL(call->arguments()->at(1)->AsLiteral());
-  Smi* index = Smi::cast(*(call->arguments()->at(1)->AsLiteral()->value()));
-  CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
-  HValue* date = Pop();
-  HDateField* result = New<HDateField>(date, index);
-  return ast_context()->ReturnInstruction(result, call->id());
-}
-
-
 void HOptimizedGraphBuilder::GenerateOneByteSeqStringSetChar(
     CallRuntime* call) {
   DCHECK(call->arguments()->length() == 3);
   CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
   CHECK_ALIVE(VisitForValue(call->arguments()->at(1)));
   CHECK_ALIVE(VisitForValue(call->arguments()->at(2)));
   HValue* string = Pop();
   HValue* value = Pop();
   HValue* index = Pop();
   Add<HSeqStringSetChar>(String::ONE_BYTE_ENCODING, string,
@@ skipping 1125 matching lines @@
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 }  // namespace internal
 }  // namespace v8