A64: Synchronize with r18581.

src/arm/code-stubs-arm.cc

Index: src/arm/code-stubs-arm.cc
diff --git a/src/arm/code-stubs-arm.cc b/src/arm/code-stubs-arm.cc
index f70271bd506ecb9148a7773dc566c3f379b6c63c..8a744ae6c536ec5acc12a4fcbbcd3e24f7914f2c 100644
--- a/src/arm/code-stubs-arm.cc
+++ b/src/arm/code-stubs-arm.cc
@@ -1351,13 +1351,13 @@ void MathPowStub::Generate(MacroAssembler* masm) {
     {
       AllowExternalCallThatCantCauseGC scope(masm);
       __ PrepareCallCFunction(0, 2, scratch);
-      __ SetCallCDoubleArguments(double_base, double_exponent);
+      __ MovToFloatParameters(double_base, double_exponent);
       __ CallCFunction(
           ExternalReference::power_double_double_function(masm->isolate()),
           0, 2);
     }
     __ pop(lr);
-    __ GetCFunctionDoubleResult(double_result);
+    __ MovFromFloatResult(double_result);
     __ jmp(&done);
 
     __ bind(&int_exponent_convert);
@@ -1425,13 +1425,13 @@ void MathPowStub::Generate(MacroAssembler* masm) {
     {
       AllowExternalCallThatCantCauseGC scope(masm);
       __ PrepareCallCFunction(0, 2, scratch);
-      __ SetCallCDoubleArguments(double_base, double_exponent);
+      __ MovToFloatParameters(double_base, double_exponent);
       __ CallCFunction(
           ExternalReference::power_double_double_function(masm->isolate()),
           0, 2);
     }
     __ pop(lr);
-    __ GetCFunctionDoubleResult(double_result);
+    __ MovFromFloatResult(double_result);
 
     __ bind(&done);
     __ IncrementCounter(counters->math_pow(), 1, scratch, scratch2);
@@ -3182,29 +3182,11 @@ void CallFunctionStub::Generate(MacroAssembler* masm) {
   // r2 : cache cell for call target
   Label slow, non_function;
 
-  // The receiver might implicitly be the global object. This is
-  // indicated by passing the hole as the receiver to the call
-  // function stub.
-  if (ReceiverMightBeImplicit()) {
-    Label call;
-    // Get the receiver from the stack.
-    // function, receiver [, arguments]
-    __ ldr(r4, MemOperand(sp, argc_ * kPointerSize));
-    // Call as function is indicated with the hole.
-    __ CompareRoot(r4, Heap::kTheHoleValueRootIndex);
-    __ b(ne, &call);
-    // Patch the receiver on the stack with the global receiver object.
-    __ ldr(r3,
-           MemOperand(cp, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX)));
-    __ ldr(r3, FieldMemOperand(r3, GlobalObject::kGlobalReceiverOffset));
-    __ str(r3, MemOperand(sp, argc_ * kPointerSize));
-    __ bind(&call);
-  }
-
   // Check that the function is really a JavaScript function.
   // r1: pushed function (to be verified)
   __ JumpIfSmi(r1, &non_function);
-  // Get the map of the function object.
+
+  // Goto slow case if we do not have a function.
   __ CompareObjectType(r1, r3, r3, JS_FUNCTION_TYPE);
   __ b(ne, &slow);
 
@@ -3216,17 +3198,6 @@ void CallFunctionStub::Generate(MacroAssembler* masm) {
   // r1: pushed function
   ParameterCount actual(argc_);
 
-  if (ReceiverMightBeImplicit()) {
-    Label call_as_function;
-    __ CompareRoot(r4, Heap::kTheHoleValueRootIndex);
-    __ b(eq, &call_as_function);
-    __ InvokeFunction(r1,
-                      actual,
-                      JUMP_FUNCTION,
-                      NullCallWrapper(),
-                      CALL_AS_METHOD);
-    __ bind(&call_as_function);
-  }
   __ InvokeFunction(r1,
                     actual,
                     JUMP_FUNCTION,
@@ -3251,7 +3222,7 @@ void CallFunctionStub::Generate(MacroAssembler* masm) {
   __ mov(r0, Operand(argc_ + 1, RelocInfo::NONE32));
   __ mov(r2, Operand::Zero());
   __ GetBuiltinEntry(r3, Builtins::CALL_FUNCTION_PROXY);
-  __ SetCallKind(r5, CALL_AS_METHOD);
+  __ SetCallKind(r5, CALL_AS_FUNCTION);
   {
     Handle<Code> adaptor =
       masm->isolate()->builtins()->ArgumentsAdaptorTrampoline();
@@ -3265,7 +3236,7 @@ void CallFunctionStub::Generate(MacroAssembler* masm) {
   __ mov(r0, Operand(argc_));  // Set up the number of arguments.
   __ mov(r2, Operand::Zero());
   __ GetBuiltinEntry(r3, Builtins::CALL_NON_FUNCTION);
-  __ SetCallKind(r5, CALL_AS_METHOD);
+  __ SetCallKind(r5, CALL_AS_FUNCTION);
   __ Jump(masm->isolate()->builtins()->ArgumentsAdaptorTrampoline(),
           RelocInfo::CODE_TARGET);
 }
@@ -5536,9 +5507,7 @@ template<class T>
 static void CreateArrayDispatch(MacroAssembler* masm,
                                 AllocationSiteOverrideMode mode) {
   if (mode == DISABLE_ALLOCATION_SITES) {
-    T stub(GetInitialFastElementsKind(),
-           CONTEXT_CHECK_REQUIRED,
-           mode);
+    T stub(GetInitialFastElementsKind(), mode);
     __ TailCallStub(&stub);
   } else if (mode == DONT_OVERRIDE) {
     int last_index = GetSequenceIndexFromFastElementsKind(
@@ -5589,13 +5558,11 @@ static void CreateArrayDispatchOneArgument(MacroAssembler* masm,
     ElementsKind holey_initial = GetHoleyElementsKind(initial);
 
     ArraySingleArgumentConstructorStub stub_holey(holey_initial,
-                                                  CONTEXT_CHECK_REQUIRED,
                                                   DISABLE_ALLOCATION_SITES);
     __ TailCallStub(&stub_holey);
 
     __ bind(&normal_sequence);
     ArraySingleArgumentConstructorStub stub(initial,
-                                            CONTEXT_CHECK_REQUIRED,
                                             DISABLE_ALLOCATION_SITES);
     __ TailCallStub(&stub);
   } else if (mode == DONT_OVERRIDE) {
@@ -5639,19 +5606,14 @@ static void CreateArrayDispatchOneArgument(MacroAssembler* masm,
 
 template<class T>
 static void ArrayConstructorStubAheadOfTimeHelper(Isolate* isolate) {
-  ElementsKind initial_kind = GetInitialFastElementsKind();
-  ElementsKind initial_holey_kind = GetHoleyElementsKind(initial_kind);
-
   int to_index = GetSequenceIndexFromFastElementsKind(
       TERMINAL_FAST_ELEMENTS_KIND);
   for (int i = 0; i <= to_index; ++i) {
     ElementsKind kind = GetFastElementsKindFromSequenceIndex(i);
     T stub(kind);
     stub.GetCode(isolate);
-    if (AllocationSite::GetMode(kind) != DONT_TRACK_ALLOCATION_SITE ||
-        (!FLAG_track_allocation_sites &&
-         (kind == initial_kind || kind == initial_holey_kind))) {
-      T stub1(kind, CONTEXT_CHECK_REQUIRED, DISABLE_ALLOCATION_SITES);
+    if (AllocationSite::GetMode(kind) != DONT_TRACK_ALLOCATION_SITE) {
+      T stub1(kind, DISABLE_ALLOCATION_SITES);
       stub1.GetCode(isolate);
     }
   }