Land the Fan (disabled)

src/arm64/code-stubs-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.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_ARM64
 
 #include "src/bootstrapper.h"
 #include "src/code-stubs.h"
 #include "src/regexp-macro-assembler.h"
 #include "src/stub-cache.h"
 
 namespace v8 {
 namespace internal {
 
 void FastNewClosureStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x2: function info
   Register registers[] = { cp, x2 };
   descriptor->Initialize(
-      ARRAY_SIZE(registers), registers,
+      MajorKey(), ARRAY_SIZE(registers), registers,
       Runtime::FunctionForId(Runtime::kNewClosureFromStubFailure)->entry);
 }
 
 
 void FastNewContextStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x1: function
   Register registers[] = { cp, x1 };
-  descriptor->Initialize(ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
 }
 
 
 void ToNumberStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x0: value
   Register registers[] = { cp, x0 };
-  descriptor->Initialize(ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
 }
 
 
 void NumberToStringStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x0: value
   Register registers[] = { cp, x0 };
   descriptor->Initialize(
-      ARRAY_SIZE(registers), registers,
+      MajorKey(), ARRAY_SIZE(registers), registers,
       Runtime::FunctionForId(Runtime::kNumberToStringRT)->entry);
 }
 
 
 void FastCloneShallowArrayStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x3: array literals array
   // x2: array literal index
   // x1: constant elements
   Register registers[] = { cp, x3, x2, x1 };
   Representation representations[] = {
     Representation::Tagged(),
     Representation::Tagged(),
     Representation::Smi(),
     Representation::Tagged() };
   descriptor->Initialize(
-      ARRAY_SIZE(registers), registers,
-      Runtime::FunctionForId(
-          Runtime::kCreateArrayLiteralStubBailout)->entry,
+      MajorKey(), ARRAY_SIZE(registers), registers,
+      Runtime::FunctionForId(Runtime::kCreateArrayLiteralStubBailout)->entry,
       representations);
 }
 
 
 void FastCloneShallowObjectStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x3: object literals array
   // x2: object literal index
   // x1: constant properties
   // x0: object literal flags
   Register registers[] = { cp, x3, x2, x1, x0 };
   descriptor->Initialize(
-      ARRAY_SIZE(registers), registers,
+      MajorKey(), ARRAY_SIZE(registers), registers,
       Runtime::FunctionForId(Runtime::kCreateObjectLiteral)->entry);
 }
 
 
 void CreateAllocationSiteStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x2: feedback vector
   // x3: call feedback slot
   Register registers[] = { cp, x2, x3 };
-  descriptor->Initialize(ARRAY_SIZE(registers), registers);
+  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
 }
 
 
+void InstanceofStub::InitializeInterfaceDescriptor(
+    Isolate* isolate,
+    CodeStubInterfaceDescriptor* descriptor) {
+  Register registers[] = { cp, left(), right() };
+  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+}
+
+
+void CallFunctionStub::InitializeInterfaceDescriptor(
+    Isolate* isolate,
+    CodeStubInterfaceDescriptor* descriptor) {
+  // x1  function    the function to call
+  Register registers[] = { cp, x1 };
+  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+}
+
+
+void CallConstructStub::InitializeInterfaceDescriptor(
+    Isolate* isolate,
+    CodeStubInterfaceDescriptor* descriptor) {
+  // x0 : number of arguments
+  // x1 : the function to call
+  // x2 : feedback vector
+  // x3 : slot in feedback vector (smi) (if r2 is not the megamorphic symbol)
+  // TODO(turbofan): So far we don't gather type feedback and hence skip the
+  // slot parameter, but ArrayConstructStub needs the vector to be undefined.
+  Register registers[] = { cp, x0, x1, x2 };
+  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers);
+}
+
+
 void RegExpConstructResultStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x2: length
   // x1: index (of last match)
   // x0: string
   Register registers[] = { cp, x2, x1, x0 };
   descriptor->Initialize(
-      ARRAY_SIZE(registers), registers,
+      MajorKey(), ARRAY_SIZE(registers), registers,
       Runtime::FunctionForId(Runtime::kRegExpConstructResult)->entry);
 }
 
 
 void TransitionElementsKindStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x0: value (js_array)
   // x1: to_map
   Register registers[] = { cp, x0, x1 };
   Address entry =
       Runtime::FunctionForId(Runtime::kTransitionElementsKind)->entry;
-  descriptor->Initialize(ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
                          FUNCTION_ADDR(entry));
 }
 
 
 void CompareNilICStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x0: value to compare
   Register registers[] = { cp, x0 };
-  descriptor->Initialize(ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
                          FUNCTION_ADDR(CompareNilIC_Miss));
   descriptor->SetMissHandler(
       ExternalReference(IC_Utility(IC::kCompareNilIC_Miss), isolate()));
 }
 
 
 const Register InterfaceDescriptor::ContextRegister() { return cp; }
 
 
 static void InitializeArrayConstructorDescriptor(
-    CodeStubInterfaceDescriptor* descriptor,
+    CodeStub::Major major, CodeStubInterfaceDescriptor* descriptor,
     int constant_stack_parameter_count) {
   // cp: context
   // x1: function
   // x2: allocation site with elements kind
   // x0: number of arguments to the constructor function
   Address deopt_handler = Runtime::FunctionForId(
       Runtime::kArrayConstructor)->entry;
 
   if (constant_stack_parameter_count == 0) {
     Register registers[] = { cp, x1, x2 };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers,
-                           deopt_handler,
-                           NULL,
-                           constant_stack_parameter_count,
+    descriptor->Initialize(major, ARRAY_SIZE(registers), registers,
+                           deopt_handler, NULL, constant_stack_parameter_count,
                            JS_FUNCTION_STUB_MODE);
   } else {
     // stack param count needs (constructor pointer, and single argument)
     Register registers[] = { cp, x1, x2, x0 };
     Representation representations[] = {
         Representation::Tagged(),
         Representation::Tagged(),
         Representation::Tagged(),
         Representation::Integer32() };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers,
-                           x0,
-                           deopt_handler,
-                           representations,
+    descriptor->Initialize(major, ARRAY_SIZE(registers), registers, x0,
+                           deopt_handler, representations,
                            constant_stack_parameter_count,
-                           JS_FUNCTION_STUB_MODE,
-                           PASS_ARGUMENTS);
+                           JS_FUNCTION_STUB_MODE, PASS_ARGUMENTS);
   }
 }
 
 
 void ArrayNoArgumentConstructorStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
-  InitializeArrayConstructorDescriptor(descriptor, 0);
+  InitializeArrayConstructorDescriptor(MajorKey(), descriptor, 0);
 }
 
 
 void ArraySingleArgumentConstructorStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
-  InitializeArrayConstructorDescriptor(descriptor, 1);
+  InitializeArrayConstructorDescriptor(MajorKey(), descriptor, 1);
 }
 
 
 void ArrayNArgumentsConstructorStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
-  InitializeArrayConstructorDescriptor(descriptor, -1);
+  InitializeArrayConstructorDescriptor(MajorKey(), descriptor, -1);
 }
 
 
 static void InitializeInternalArrayConstructorDescriptor(
-    CodeStubInterfaceDescriptor* descriptor,
+    CodeStub::Major major, CodeStubInterfaceDescriptor* descriptor,
     int constant_stack_parameter_count) {
   // cp: context
   // x1: constructor function
   // x0: number of arguments to the constructor function
   Address deopt_handler = Runtime::FunctionForId(
       Runtime::kInternalArrayConstructor)->entry;
 
   if (constant_stack_parameter_count == 0) {
     Register registers[] = { cp, x1 };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers,
-                           deopt_handler,
-                           NULL,
-                           constant_stack_parameter_count,
+    descriptor->Initialize(major, ARRAY_SIZE(registers), registers,
+                           deopt_handler, NULL, constant_stack_parameter_count,
                            JS_FUNCTION_STUB_MODE);
   } else {
     // stack param count needs (constructor pointer, and single argument)
     Register registers[] = { cp, x1, x0 };
     Representation representations[] = {
         Representation::Tagged(),
         Representation::Tagged(),
         Representation::Integer32() };
-    descriptor->Initialize(ARRAY_SIZE(registers), registers,
-                           x0,
-                           deopt_handler,
-                           representations,
+    descriptor->Initialize(major, ARRAY_SIZE(registers), registers, x0,
+                           deopt_handler, representations,
                            constant_stack_parameter_count,
-                           JS_FUNCTION_STUB_MODE,
-                           PASS_ARGUMENTS);
+                           JS_FUNCTION_STUB_MODE, PASS_ARGUMENTS);
   }
 }
 
 
 void InternalArrayNoArgumentConstructorStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
-  InitializeInternalArrayConstructorDescriptor(descriptor, 0);
+  InitializeInternalArrayConstructorDescriptor(MajorKey(), descriptor, 0);
 }
 
 
 void InternalArraySingleArgumentConstructorStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
-  InitializeInternalArrayConstructorDescriptor(descriptor, 1);
+  InitializeInternalArrayConstructorDescriptor(MajorKey(), descriptor, 1);
 }
 
 
 void InternalArrayNArgumentsConstructorStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
-  InitializeInternalArrayConstructorDescriptor(descriptor, -1);
+  InitializeInternalArrayConstructorDescriptor(MajorKey(), descriptor, -1);
 }
 
 
 void ToBooleanStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x0: value
   Register registers[] = { cp, x0 };
-  descriptor->Initialize(ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
                          FUNCTION_ADDR(ToBooleanIC_Miss));
   descriptor->SetMissHandler(
       ExternalReference(IC_Utility(IC::kToBooleanIC_Miss), isolate()));
 }
 
 
 void BinaryOpICStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x1: left operand
   // x0: right operand
   Register registers[] = { cp, x1, x0 };
-  descriptor->Initialize(ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
                          FUNCTION_ADDR(BinaryOpIC_Miss));
   descriptor->SetMissHandler(
       ExternalReference(IC_Utility(IC::kBinaryOpIC_Miss), isolate()));
 }
 
 
 void BinaryOpWithAllocationSiteStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x2: allocation site
   // x1: left operand
   // x0: right operand
   Register registers[] = { cp, x2, x1, x0 };
-  descriptor->Initialize(ARRAY_SIZE(registers), registers,
+  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
                          FUNCTION_ADDR(BinaryOpIC_MissWithAllocationSite));
 }
 
 
 void StringAddStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   // cp: context
   // x1: left operand
   // x0: right operand
   Register registers[] = { cp, x1, x0 };
-  descriptor->Initialize(
-      ARRAY_SIZE(registers), registers,
-      Runtime::FunctionForId(Runtime::kStringAdd)->entry);
+  descriptor->Initialize(MajorKey(), ARRAY_SIZE(registers), registers,
+                         Runtime::FunctionForId(Runtime::kStringAdd)->entry);
 }
 
 
 void CallDescriptors::InitializeForIsolate(Isolate* isolate) {
   static PlatformInterfaceDescriptor default_descriptor =
       PlatformInterfaceDescriptor(CAN_INLINE_TARGET_ADDRESS);
 
   static PlatformInterfaceDescriptor noInlineDescriptor =
       PlatformInterfaceDescriptor(NEVER_INLINE_TARGET_ADDRESS);
 
@@ skipping 5096 matching lines @@
                               MemOperand(fp, 6 * kPointerSize),
                               NULL);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM64