[runtime] Replace global object link with native context link in all contexts.

src/arm64/builtins-arm64.cc

 // Copyright 2013 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/arm64/frames-arm64.h"
 #include "src/codegen.h"
 #include "src/debug/debug.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
 #include "src/runtime/runtime.h"
 
 namespace v8 {
 namespace internal {
 
 
 #define __ ACCESS_MASM(masm)
 
 
 // Load the built-in Array function from the current context.
 static void GenerateLoadArrayFunction(MacroAssembler* masm, Register result) {
-  // Load the native context.
-  __ Ldr(result, GlobalObjectMemOperand());
-  __ Ldr(result, FieldMemOperand(result, JSGlobalObject::kNativeContextOffset));
   // Load the InternalArray function from the native context.
-  __ Ldr(result,
-         MemOperand(result,
-                    Context::SlotOffset(Context::ARRAY_FUNCTION_INDEX)));
+  __ LoadNativeContextSlot(Context::ARRAY_FUNCTION_INDEX, result);
 }
 
 
 // Load the built-in InternalArray function from the current context.
 static void GenerateLoadInternalArrayFunction(MacroAssembler* masm,
                                               Register result) {
-  // Load the native context.
-  __ Ldr(result, GlobalObjectMemOperand());
-  __ Ldr(result, FieldMemOperand(result, JSGlobalObject::kNativeContextOffset));
   // Load the InternalArray function from the native context.
-  __ Ldr(result, ContextMemOperand(result,
-                                   Context::INTERNAL_ARRAY_FUNCTION_INDEX));
+  __ LoadNativeContextSlot(Context::INTERNAL_ARRAY_FUNCTION_INDEX, result);
 }
 
 
 void Builtins::Generate_Adaptor(MacroAssembler* masm,
                                 CFunctionId id,
                                 BuiltinExtraArguments extra_args) {
   // ----------- S t a t e -------------
   //  -- x0                 : number of arguments excluding receiver
   //                          (only guaranteed when the called function
   //                           is not marked as DontAdaptArguments)
@@ skipping 1163 matching lines @@
   CompatibleReceiverCheck(masm, x2, x3, x4, x5, x6, &receiver_check_failed);
 
   // Get the callback offset from the FunctionTemplateInfo, and jump to the
   // beginning of the code.
   __ Ldr(x4, FieldMemOperand(x3, FunctionTemplateInfo::kCallCodeOffset));
   __ Ldr(x4, FieldMemOperand(x4, CallHandlerInfo::kFastHandlerOffset));
   __ Add(x4, x4, Operand(Code::kHeaderSize - kHeapObjectTag));
   __ Jump(x4);
 
   __ Bind(&set_global_proxy);
-  __ Ldr(x2, GlobalObjectMemOperand());
-  __ Ldr(x2, FieldMemOperand(x2, JSGlobalObject::kGlobalProxyOffset));
+  __ LoadGlobalProxy(x2);
   __ Str(x2, MemOperand(jssp, x0, LSL, kPointerSizeLog2));
   __ B(&valid_receiver);
 
   // Compatible receiver check failed: throw an Illegal Invocation exception.
   __ Bind(&receiver_check_failed);
   // Drop the arguments (including the receiver)
   __ add(x0, x0, Operand(1));
   __ Drop(x0);
   __ TailCallRuntime(Runtime::kThrowIllegalInvocation, 0, 1);
 }
@@ skipping 476 matching lines @@
 
   // 2. Call to something else, which might have a [[Call]] internal method (if
   // not we raise an exception).
   __ Bind(&non_function);
   // Check if target has a [[Call]] internal method.
   __ Ldrb(x4, FieldMemOperand(x4, Map::kBitFieldOffset));
   __ TestAndBranchIfAllClear(x4, 1 << Map::kIsCallable, &non_callable);
   // Overwrite the original receiver with the (original) target.
   __ Poke(x1, Operand(x0, LSL, kXRegSizeLog2));
   // Let the "call_as_function_delegate" take care of the rest.
-  __ LoadGlobalFunction(Context::CALL_AS_FUNCTION_DELEGATE_INDEX, x1);
+  __ LoadNativeContextSlot(Context::CALL_AS_FUNCTION_DELEGATE_INDEX, x1);
   __ Jump(masm->isolate()->builtins()->CallFunction(
               ConvertReceiverMode::kNotNullOrUndefined),
           RelocInfo::CODE_TARGET);
 
   // 3. Call to something that is not callable.
   __ bind(&non_callable);
   {
     FrameScope scope(masm, StackFrame::INTERNAL);
     __ Push(x1);
     __ CallRuntime(Runtime::kThrowCalledNonCallable, 1);
@@ skipping 61 matching lines @@
 
   // Check if target has a [[Construct]] internal method.
   __ Ldrb(x2, FieldMemOperand(x4, Map::kBitFieldOffset));
   __ TestAndBranchIfAllClear(x2, 1 << Map::kIsConstructor, &non_constructor);
 
   // Called Construct on an exotic Object with a [[Construct]] internal method.
   {
     // Overwrite the original receiver with the (original) target.
     __ Poke(x1, Operand(x0, LSL, kXRegSizeLog2));
     // Let the "call_as_constructor_delegate" take care of the rest.
-    __ LoadGlobalFunction(Context::CALL_AS_CONSTRUCTOR_DELEGATE_INDEX, x1);
+    __ LoadNativeContextSlot(Context::CALL_AS_CONSTRUCTOR_DELEGATE_INDEX, x1);
     __ Jump(masm->isolate()->builtins()->CallFunction(),
             RelocInfo::CODE_TARGET);
   }
 
   // Called Construct on an Object that doesn't have a [[Construct]] internal
   // method.
   __ bind(&non_constructor);
   __ Jump(masm->isolate()->builtins()->ConstructedNonConstructable(),
           RelocInfo::CODE_TARGET);
 }
@@ skipping 238 matching lines @@
   }
 }
 
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM