Upgrade V8 to 5.1.281.57 DO NOT MERGE
FPIIM-449
Change-Id: Id981b686b4d587ac31697662eb98bb34be42ad90
(cherry picked from commit 3b9bc31999c9787eb726ecdbfd5796bfdec32a18)
diff --git a/src/s390/interface-descriptors-s390.cc b/src/s390/interface-descriptors-s390.cc
new file mode 100644
index 0000000..63afca8
--- /dev/null
+++ b/src/s390/interface-descriptors-s390.cc
@@ -0,0 +1,373 @@
+// Copyright 2015 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_S390
+
+#include "src/interface-descriptors.h"
+
+namespace v8 {
+namespace internal {
+
+const Register CallInterfaceDescriptor::ContextRegister() { return cp; }
+
+const Register LoadDescriptor::ReceiverRegister() { return r3; }
+const Register LoadDescriptor::NameRegister() { return r4; }
+const Register LoadDescriptor::SlotRegister() { return r2; }
+
+const Register LoadWithVectorDescriptor::VectorRegister() { return r5; }
+
+const Register StoreDescriptor::ReceiverRegister() { return r3; }
+const Register StoreDescriptor::NameRegister() { return r4; }
+const Register StoreDescriptor::ValueRegister() { return r2; }
+
+const Register VectorStoreICTrampolineDescriptor::SlotRegister() { return r6; }
+
+const Register VectorStoreICDescriptor::VectorRegister() { return r5; }
+
+const Register VectorStoreTransitionDescriptor::SlotRegister() { return r6; }
+const Register VectorStoreTransitionDescriptor::VectorRegister() { return r5; }
+const Register VectorStoreTransitionDescriptor::MapRegister() { return r7; }
+
+const Register StoreTransitionDescriptor::MapRegister() { return r5; }
+
+const Register LoadGlobalViaContextDescriptor::SlotRegister() { return r4; }
+
+const Register StoreGlobalViaContextDescriptor::SlotRegister() { return r4; }
+const Register StoreGlobalViaContextDescriptor::ValueRegister() { return r2; }
+
+const Register InstanceOfDescriptor::LeftRegister() { return r3; }
+const Register InstanceOfDescriptor::RightRegister() { return r2; }
+
+const Register StringCompareDescriptor::LeftRegister() { return r3; }
+const Register StringCompareDescriptor::RightRegister() { return r2; }
+
+const Register ApiGetterDescriptor::function_address() { return r4; }
+
+const Register MathPowTaggedDescriptor::exponent() { return r4; }
+
+const Register MathPowIntegerDescriptor::exponent() {
+ return MathPowTaggedDescriptor::exponent();
+}
+
+const Register GrowArrayElementsDescriptor::ObjectRegister() { return r2; }
+const Register GrowArrayElementsDescriptor::KeyRegister() { return r5; }
+
+void FastNewClosureDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r4};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void FastNewContextDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r3};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void FastNewObjectDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r3, r5};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void FastNewRestParameterDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r3};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void FastNewSloppyArgumentsDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r3};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void FastNewStrictArgumentsDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r3};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+// static
+const Register TypeConversionDescriptor::ArgumentRegister() { return r2; }
+
+void TypeofDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r5};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void FastCloneRegExpDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r5, r4, r3, r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void FastCloneShallowArrayDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r5, r4, r3};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void FastCloneShallowObjectDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r5, r4, r3, r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void CreateAllocationSiteDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r4, r5};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void CreateWeakCellDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r4, r5, r3};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void CallFunctionDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r3};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void CallFunctionWithFeedbackDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r3, r5};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void CallFunctionWithFeedbackAndVectorDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r3, r5, r4};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void CallConstructDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ // r2 : number of arguments
+ // r3 : the function to call
+ // r4 : feedback vector
+ // r5 : slot in feedback vector (Smi, for RecordCallTarget)
+ // r6 : new target (for IsSuperConstructorCall)
+ // 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[] = {r2, r3, r6, r4};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void CallTrampolineDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ // r2 : number of arguments
+ // r3 : the target to call
+ Register registers[] = {r3, r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void ConstructStubDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ // r2 : number of arguments
+ // r3 : the target to call
+ // r5 : the new target
+ // r4 : allocation site or undefined
+ Register registers[] = {r3, r5, r2, r4};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void ConstructTrampolineDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ // r2 : number of arguments
+ // r3 : the target to call
+ // r5 : the new target
+ Register registers[] = {r3, r5, r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void RegExpConstructResultDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r4, r3, r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void TransitionElementsKindDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r2, r3};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void AllocateHeapNumberDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ data->InitializePlatformSpecific(0, nullptr, nullptr);
+}
+
+#define SIMD128_ALLOC_DESC(TYPE, Type, type, lane_count, lane_type) \
+ void Allocate##Type##Descriptor::InitializePlatformSpecific( \
+ CallInterfaceDescriptorData* data) { \
+ data->InitializePlatformSpecific(0, nullptr, nullptr); \
+ }
+SIMD128_TYPES(SIMD128_ALLOC_DESC)
+#undef SIMD128_ALLOC_DESC
+
+void AllocateInNewSpaceDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void ArrayConstructorConstantArgCountDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ // register state
+ // r2 -- number of arguments
+ // r3 -- function
+ // r4 -- allocation site with elements kind
+ Register registers[] = {r3, r4};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void ArrayConstructorDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ // stack param count needs (constructor pointer, and single argument)
+ Register registers[] = {r3, r4, r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void InternalArrayConstructorConstantArgCountDescriptor::
+ InitializePlatformSpecific(CallInterfaceDescriptorData* data) {
+ // register state
+ // r2 -- number of arguments
+ // r3 -- constructor function
+ Register registers[] = {r3};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void InternalArrayConstructorDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ // stack param count needs (constructor pointer, and single argument)
+ Register registers[] = {r3, r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void FastArrayPushDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ // stack param count needs (arg count)
+ Register registers[] = {r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void CompareDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r3, r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void BinaryOpDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r3, r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void BinaryOpWithAllocationSiteDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r4, r3, r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void StringAddDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {r3, r2};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void KeyedDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {
+ r4, // key
+ };
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void NamedDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {
+ r4, // name
+ };
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void CallHandlerDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {
+ r2, // receiver
+ };
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void ArgumentAdaptorDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {
+ r3, // JSFunction
+ r5, // the new target
+ r2, // actual number of arguments
+ r4, // expected number of arguments
+ };
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void ApiCallbackDescriptorBase::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {
+ r2, // callee
+ r6, // call_data
+ r4, // holder
+ r3, // api_function_address
+ };
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void InterpreterDispatchDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {
+ kInterpreterAccumulatorRegister, kInterpreterRegisterFileRegister,
+ kInterpreterBytecodeOffsetRegister, kInterpreterBytecodeArrayRegister,
+ kInterpreterDispatchTableRegister};
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void InterpreterPushArgsAndCallDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {
+ r2, // argument count (not including receiver)
+ r4, // address of first argument
+ r3 // the target callable to be call
+ };
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void InterpreterPushArgsAndConstructDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {
+ r2, // argument count (not including receiver)
+ r5, // new target
+ r3, // constructor to call
+ r4 // address of the first argument
+ };
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+void InterpreterCEntryDescriptor::InitializePlatformSpecific(
+ CallInterfaceDescriptorData* data) {
+ Register registers[] = {
+ r2, // argument count (argc)
+ r4, // address of first argument (argv)
+ r3 // the runtime function to call
+ };
+ data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+} // namespace internal
+} // namespace v8
+
+#endif // V8_TARGET_ARCH_S390