A64: Synchronize with r18581.

src/arm/code-stubs-arm.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1333 matching lines @@
       __ vmov(double_result, 1.0, scratch);
       __ vsqrt(double_scratch, double_scratch);
       __ vdiv(double_result, double_result, double_scratch);
       __ jmp(&done);
     }
 
     __ push(lr);
     {
       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);
     __ vcvt_u32_f64(single_scratch, double_exponent);
     __ vmov(scratch, single_scratch);
   }
 
   // Calculate power with integer exponent.
   __ bind(&int_exponent);
 
@@ skipping 47 matching lines @@
     __ vstr(double_result,
             FieldMemOperand(heapnumber, HeapNumber::kValueOffset));
     ASSERT(heapnumber.is(r0));
     __ IncrementCounter(counters->math_pow(), 1, scratch, scratch2);
     __ Ret(2);
   } else {
     __ push(lr);
     {
       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);
     __ Ret();
   }
 }
 
 
 bool CEntryStub::NeedsImmovableCode() {
   return true;
@@ skipping 1730 matching lines @@
 
   __ bind(&done);
 }
 
 
 void CallFunctionStub::Generate(MacroAssembler* masm) {
   // r1 : the function to call
   // 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);
 
   if (RecordCallTarget()) {
     GenerateRecordCallTarget(masm);
   }
 
   // Fast-case: Invoke the function now.
   // 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,
                     NullCallWrapper(),
                     CALL_AS_FUNCTION);
 
   // Slow-case: Non-function called.
   __ bind(&slow);
   if (RecordCallTarget()) {
     // If there is a call target cache, mark it megamorphic in the
     // non-function case.  MegamorphicSentinel is an immortal immovable
     // object (undefined) so no write barrier is needed.
     ASSERT_EQ(*TypeFeedbackCells::MegamorphicSentinel(masm->isolate()),
               masm->isolate()->heap()->undefined_value());
     __ LoadRoot(ip, Heap::kUndefinedValueRootIndex);
     __ str(ip, FieldMemOperand(r2, Cell::kValueOffset));
   }
   // Check for function proxy.
   __ cmp(r3, Operand(JS_FUNCTION_PROXY_TYPE));
   __ b(ne, &non_function);
   __ push(r1);  // put proxy as additional argument
   __ 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();
     __ Jump(adaptor, RelocInfo::CODE_TARGET);
   }
 
   // CALL_NON_FUNCTION expects the non-function callee as receiver (instead
   // of the original receiver from the call site).
   __ bind(&non_function);
   __ str(r1, MemOperand(sp, argc_ * kPointerSize));
   __ 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);
 }
 
 
 void CallConstructStub::Generate(MacroAssembler* masm) {
   // r0 : number of arguments
   // r1 : the function to call
   // r2 : cache cell for call target
   Label slow, non_function_call;
@@ skipping 2250 matching lines @@
 
   // Also pop pc to get Ret(0).
   __ ldm(ia_w, sp, kSavedRegs | pc.bit());
 }
 
 
 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(
         TERMINAL_FAST_ELEMENTS_KIND);
     for (int i = 0; i <= last_index; ++i) {
       ElementsKind kind = GetFastElementsKindFromSequenceIndex(i);
       __ cmp(r3, Operand(kind));
       T stub(kind);
       __ TailCallStub(&stub, eq);
     }
@@ skipping 30 matching lines @@
   // look at the first argument
   __ ldr(r5, MemOperand(sp, 0));
   __ cmp(r5, Operand::Zero());
   __ b(eq, &normal_sequence);
 
   if (mode == DISABLE_ALLOCATION_SITES) {
     ElementsKind initial = GetInitialFastElementsKind();
     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) {
     // We are going to create a holey array, but our kind is non-holey.
     // Fix kind and retry (only if we have an allocation site in the cell).
     __ add(r3, r3, Operand(1));
     __ ldr(r5, FieldMemOperand(r2, Cell::kValueOffset));
 
     if (FLAG_debug_code) {
       __ ldr(r5, FieldMemOperand(r5, 0));
@@ skipping 23 matching lines @@
     // If we reached this point there is a problem.
     __ Abort(kUnexpectedElementsKindInArrayConstructor);
   } else {
     UNREACHABLE();
   }
 }
 
 
 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);
     }
   }
 }
 
 
 void ArrayConstructorStubBase::GenerateStubsAheadOfTime(Isolate* isolate) {
   ArrayConstructorStubAheadOfTimeHelper<ArrayNoArgumentConstructorStub>(
       isolate);
   ArrayConstructorStubAheadOfTimeHelper<ArraySingleArgumentConstructorStub>(
@@ skipping 173 matching lines @@
   __ bind(&fast_elements_case);
   GenerateCase(masm, FAST_ELEMENTS);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM