[ic] Encode LoadGlobalIC's typeof mode in slot kind instead of code object's flags.

src/ic/arm64/handler-compiler-arm64.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_ARM64
 
 #include "src/ic/handler-compiler.h"
 
 #include "src/api-arguments.h"
 #include "src/field-type.h"
@@ skipping 94 matching lines @@
   Handle<PropertyCell> cell = JSGlobalObject::EnsureEmptyPropertyCell(
       global, name, PropertyCellType::kInvalidated);
   Isolate* isolate = masm->isolate();
   DCHECK(cell->value()->IsTheHole(isolate));
   Handle<WeakCell> weak_cell = isolate->factory()->NewWeakCell(cell);
   __ LoadWeakValue(scratch, weak_cell, miss);
   __ Ldr(scratch, FieldMemOperand(scratch, PropertyCell::kValueOffset));
   __ JumpIfNotRoot(scratch, Heap::kTheHoleValueRootIndex, miss);
 }
 
-
-static void PushInterceptorArguments(MacroAssembler* masm, Register receiver,
-                                     Register holder, Register name,
-                                     Handle<JSObject> holder_obj) {
-  STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsNameIndex == 0);
-  STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsThisIndex == 1);
-  STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsHolderIndex == 2);
-  STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsLength == 3);
-
-  __ Push(name, receiver, holder);
-}
-
-
 static void CompileCallLoadPropertyWithInterceptor(
     MacroAssembler* masm, Register receiver, Register holder, Register name,
     Handle<JSObject> holder_obj, Runtime::FunctionId id) {
   DCHECK(NamedLoadHandlerCompiler::kInterceptorArgsLength ==
          Runtime::FunctionForId(id)->nargs);
-  PushInterceptorArguments(masm, receiver, holder, name, holder_obj);
+
+  STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsNameIndex == 0);
+  STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsThisIndex == 1);
+  STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsHolderIndex == 2);
+  STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsLength == 3);
+  __ Push(name, receiver, holder);
+
   __ CallRuntime(id);
 }
 
 
 // Generate call to api function.
 void PropertyHandlerCompiler::GenerateApiAccessorCall(
     MacroAssembler* masm, const CallOptimization& optimization,
     Handle<Map> receiver_map, Register receiver, Register scratch,
     bool is_store, Register store_parameter, Register accessor_holder,
     int accessor_index) {
@@ skipping 415 matching lines @@
   }
 
   GenerateLoadPostInterceptor(it, holder_reg);
 }
 
 
 void NamedLoadHandlerCompiler::GenerateLoadInterceptor(Register holder_reg) {
   // Call the runtime system to load the interceptor.
   DCHECK(holder()->HasNamedInterceptor());
   DCHECK(!holder()->GetNamedInterceptor()->getter()->IsUndefined(isolate()));
-  PushInterceptorArguments(masm(), receiver(), holder_reg, this->name(),
-                           holder());
+
+  STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsNameIndex == 0);
+  STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsThisIndex == 1);
+  STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsHolderIndex == 2);
+  STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsLength == 3);
+  __ Push(name(), receiver(), holder_reg);
+  // See NamedLoadHandlerCompiler::InterceptorVectorSlotPop() for details.
+  if (holder_reg.is(receiver())) {
+    __ Push(slot(), vector());
+  } else {
+    __ Push(scratch3(), scratch2());  // slot, vector
+  }
 
   __ TailCallRuntime(Runtime::kLoadPropertyWithInterceptor);
 }
 
 void NamedStoreHandlerCompiler::ZapStackArgumentsRegisterAliases() {
   STATIC_ASSERT(!StoreWithVectorDescriptor::kPassLastArgsOnStack);
 }
 
 Handle<Code> NamedStoreHandlerCompiler::CompileStoreCallback(
     Handle<JSObject> object, Handle<Name> name, Handle<AccessorInfo> callback,
@@ skipping 25 matching lines @@
   // Return the generated code.
   return GetCode(kind(), name);
 }
 
 
 #undef __
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_IA32