[builtins] Refactor the remaining Date builtins.

src/full-codegen/ppc/full-codegen-ppc.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.
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/ast/scopes.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ skipping 3413 matching lines @@
 
   __ JumpIfSmi(r3, if_false);
   __ CompareObjectType(r3, r4, r4, JS_DATE_TYPE);
   PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
   Split(eq, 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 = r3;
-  Register result = r3;
-  Register scratch0 = r11;
-  Register scratch1 = r4;
-
-  if (index->value() == 0) {
-    __ LoadP(result, FieldMemOperand(object, JSDate::kValueOffset));
-  } else {
-    Label runtime, done;
-    if (index->value() < JSDate::kFirstUncachedField) {
-      ExternalReference stamp = ExternalReference::date_cache_stamp(isolate());
-      __ mov(scratch1, Operand(stamp));
-      __ LoadP(scratch1, MemOperand(scratch1));
-      __ LoadP(scratch0, FieldMemOperand(object, JSDate::kCacheStampOffset));
-      __ cmp(scratch1, scratch0);
-      __ bne(&runtime);
-      __ LoadP(result,
-               FieldMemOperand(object, JSDate::kValueOffset +
-                                           kPointerSize * index->value()),
-               scratch0);
-      __ b(&done);
-    }
-    __ bind(&runtime);
-    __ PrepareCallCFunction(2, scratch1);
-    __ LoadSmiLiteral(r4, 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 = r3;
   Register index = r4;
   Register value = r5;
 
   VisitForStackValue(args->at(0));        // index
   VisitForStackValue(args->at(1));        // value
@@ skipping 1375 matching lines @@
     return ON_STACK_REPLACEMENT;
   }
 
   DCHECK(interrupt_address ==
          isolate->builtins()->OsrAfterStackCheck()->entry());
   return OSR_AFTER_STACK_CHECK;
 }
 }  // namespace internal
 }  // namespace v8
 #endif  // V8_TARGET_ARCH_PPC