Add HasProperty code stub that tries simple lookups or jumps to runtime otherwise.

src/full-codegen/arm64/full-codegen-arm64.cc

Index: src/full-codegen/arm64/full-codegen-arm64.cc
diff --git a/src/full-codegen/arm64/full-codegen-arm64.cc b/src/full-codegen/arm64/full-codegen-arm64.cc
index 7d918816ed50ea92d4cb4de05761207923880647..0cc1753272c688ee13a2d07586265137379c8d9a 100644
--- a/src/full-codegen/arm64/full-codegen-arm64.cc
+++ b/src/full-codegen/arm64/full-codegen-arm64.cc
@@ -460,6 +460,9 @@ void FullCodeGenerator::EmitReturnSequence() {
   }
 }
 
+void FullCodeGenerator::RestoreContext() {
+  __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
+}
 
 void FullCodeGenerator::StackValueContext::Plug(Variable* var) const {
   DCHECK(var->IsStackAllocated() || var->IsContextSlot());
@@ -1404,7 +1407,7 @@ void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) {
   } else {
     FastCloneShallowObjectStub stub(isolate(), expr->properties_count());
     __ CallStub(&stub);
-    __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
+    RestoreContext();
   }
   PrepareForBailoutForId(expr->CreateLiteralId(), TOS_REG);
 
@@ -2428,8 +2431,7 @@ void FullCodeGenerator::EmitCall(Call* expr, ConvertReceiverMode mode) {
   OperandStackDepthDecrement(arg_count + 1);
 
   RecordJSReturnSite(expr);
-  // Restore context register.
-  __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
+  RestoreContext();
   context()->DropAndPlug(1, x0);
 }
 
@@ -2539,8 +2541,7 @@ void FullCodeGenerator::EmitPossiblyEvalCall(Call* expr) {
           RelocInfo::CODE_TARGET);
   OperandStackDepthDecrement(arg_count + 1);
   RecordJSReturnSite(expr);
-  // Restore context register.
-  __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
+  RestoreContext();
   context()->DropAndPlug(1, x0);
 }
 
@@ -2580,8 +2581,7 @@ void FullCodeGenerator::VisitCallNew(CallNew* expr) {
   __ Call(stub.GetCode(), RelocInfo::CODE_TARGET);
   OperandStackDepthDecrement(arg_count + 1);
   PrepareForBailoutForId(expr->ReturnId(), TOS_REG);
-  // Restore context register.
-  __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
+  RestoreContext();
   context()->Plug(x0);
 }
 
@@ -2625,9 +2625,7 @@ void FullCodeGenerator::EmitSuperConstructorCall(Call* expr) {
   OperandStackDepthDecrement(arg_count + 1);
 
   RecordJSReturnSite(expr);
-
-  // Restore context register.
-  __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
+  RestoreContext();
   context()->Plug(x0);
 }
 
@@ -3023,8 +3021,7 @@ void FullCodeGenerator::EmitCall(CallRuntime* expr) {
   __ Mov(x0, argc);
   __ Call(isolate()->builtins()->Call(), RelocInfo::CODE_TARGET);
   OperandStackDepthDecrement(argc + 1);
-  // Restore context register.
-  __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
+  RestoreContext();
   // Discard the function left on TOS.
   context()->DropAndPlug(1, x0);
 }
@@ -3152,9 +3149,7 @@ void FullCodeGenerator::EmitCallJSRuntimeFunction(CallRuntime* expr) {
   __ Call(isolate()->builtins()->Call(ConvertReceiverMode::kNullOrUndefined),
           RelocInfo::CODE_TARGET);
   OperandStackDepthDecrement(arg_count + 1);
-
-  // Restore context register.
-  __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
+  RestoreContext();
 }
 
 
@@ -3627,7 +3622,7 @@ void FullCodeGenerator::VisitCompareOperation(CompareOperation* expr) {
     case Token::IN:
       VisitForStackValue(expr->right());
       SetExpressionPosition(expr);
-      CallRuntimeWithOperands(Runtime::kHasProperty);
+      EmitHasProperty();
       PrepareForBailoutBeforeSplit(expr, false, NULL, NULL);
       __ CompareRoot(x0, Heap::kTrueValueRootIndex);
       Split(eq, if_true, if_false, fall_through);
@@ -3758,7 +3753,7 @@ void FullCodeGenerator::VisitYield(Yield* expr) {
   __ B(eq, &post_runtime);
   __ Push(x0);  // generator object
   __ CallRuntime(Runtime::kSuspendJSGeneratorObject, 1);
-  __ Ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
+  RestoreContext();
   __ Bind(&post_runtime);
   PopOperand(result_register());
   EmitReturnSequence();