[builtins] Refactor the remaining Date builtins.

src/full-codegen/ia32/full-codegen-ia32.cc

 // Copyright 2012 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.
 
 #if V8_TARGET_ARCH_IA32
 
 #include "src/ast/scopes.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ skipping 3292 matching lines @@
 
   __ JumpIfSmi(eax, if_false);
   __ CmpObjectType(eax, JS_DATE_TYPE, ebx);
   PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
   Split(equal, if_true, if_false, fall_through);
 
   context()->Plug(if_true, if_false);
 }
 
 
-void FullCodeGenerator::EmitDateField(CallRuntime* expr) {
-  ZoneList<Expression*>* args = expr->arguments();
-  DCHECK(args->length() == 2);
-  DCHECK_NOT_NULL(args->at(1)->AsLiteral());
-  Smi* index = Smi::cast(*(args->at(1)->AsLiteral()->value()));
-
-  VisitForAccumulatorValue(args->at(0));  // Load the object.
-
-  Register object = eax;
-  Register result = eax;
-  Register scratch = ecx;
-
-  if (index->value() == 0) {
-    __ mov(result, FieldOperand(object, JSDate::kValueOffset));
-  } else {
-    Label runtime, done;
-    if (index->value() < JSDate::kFirstUncachedField) {
-      ExternalReference stamp = ExternalReference::date_cache_stamp(isolate());
-      __ mov(scratch, Operand::StaticVariable(stamp));
-      __ cmp(scratch, FieldOperand(object, JSDate::kCacheStampOffset));
-      __ j(not_equal, &runtime, Label::kNear);
-      __ mov(result, FieldOperand(object, JSDate::kValueOffset +
-                                          kPointerSize * index->value()));
-      __ jmp(&done, Label::kNear);
-    }
-    __ bind(&runtime);
-    __ PrepareCallCFunction(2, scratch);
-    __ mov(Operand(esp, 0), object);
-    __ mov(Operand(esp, 1 * kPointerSize), Immediate(index));
-    __ CallCFunction(ExternalReference::get_date_field_function(isolate()), 2);
-    __ bind(&done);
-  }
-
-  context()->Plug(result);
-}
-
-
 void FullCodeGenerator::EmitOneByteSeqStringSetChar(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   DCHECK_EQ(3, args->length());
 
   Register string = eax;
   Register index = ebx;
   Register value = ecx;
 
   VisitForStackValue(args->at(0));        // index
   VisitForStackValue(args->at(1));        // value
@@ skipping 1424 matching lines @@
             Assembler::target_address_at(call_target_address,
                                          unoptimized_code));
   return OSR_AFTER_STACK_CHECK;
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_IA32