| // Copyright 2012 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/arm64/interface-descriptors-arm64.h" |
| |
| #if V8_TARGET_ARCH_ARM64 |
| |
| #include "src/interface-descriptors.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| const Register CallInterfaceDescriptor::ContextRegister() { return cp; } |
| |
| |
| const Register LoadDescriptor::ReceiverRegister() { return x1; } |
| const Register LoadDescriptor::NameRegister() { return x2; } |
| const Register LoadDescriptor::SlotRegister() { return x0; } |
| |
| |
| const Register LoadWithVectorDescriptor::VectorRegister() { return x3; } |
| |
| |
| const Register StoreDescriptor::ReceiverRegister() { return x1; } |
| const Register StoreDescriptor::NameRegister() { return x2; } |
| const Register StoreDescriptor::ValueRegister() { return x0; } |
| |
| |
| const Register VectorStoreICTrampolineDescriptor::SlotRegister() { return x4; } |
| |
| |
| const Register VectorStoreICDescriptor::VectorRegister() { return x3; } |
| |
| |
| const Register VectorStoreTransitionDescriptor::SlotRegister() { return x4; } |
| const Register VectorStoreTransitionDescriptor::VectorRegister() { return x3; } |
| const Register VectorStoreTransitionDescriptor::MapRegister() { return x5; } |
| |
| |
| const Register StoreTransitionDescriptor::MapRegister() { return x3; } |
| |
| |
| const Register LoadGlobalViaContextDescriptor::SlotRegister() { return x2; } |
| |
| |
| const Register StoreGlobalViaContextDescriptor::SlotRegister() { return x2; } |
| const Register StoreGlobalViaContextDescriptor::ValueRegister() { return x0; } |
| |
| |
| const Register StringCompareDescriptor::LeftRegister() { return x1; } |
| const Register StringCompareDescriptor::RightRegister() { return x0; } |
| |
| const Register ApiGetterDescriptor::HolderRegister() { return x0; } |
| const Register ApiGetterDescriptor::CallbackRegister() { return x3; } |
| |
| const Register MathPowTaggedDescriptor::exponent() { return x11; } |
| |
| |
| const Register MathPowIntegerDescriptor::exponent() { return x12; } |
| |
| |
| const Register GrowArrayElementsDescriptor::ObjectRegister() { return x0; } |
| const Register GrowArrayElementsDescriptor::KeyRegister() { return x3; } |
| |
| const Register HasPropertyDescriptor::ObjectRegister() { return x0; } |
| const Register HasPropertyDescriptor::KeyRegister() { return x3; } |
| |
| void FastNewClosureDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x2: function info |
| Register registers[] = {x2}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void FastNewContextDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x1: function |
| Register registers[] = {x1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void FastNewObjectDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {x1, x3}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void FastNewRestParameterDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x1: function |
| Register registers[] = {x1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void FastNewSloppyArgumentsDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x1: function |
| Register registers[] = {x1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void FastNewStrictArgumentsDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x1: function |
| Register registers[] = {x1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| // static |
| const Register TypeConversionDescriptor::ArgumentRegister() { return x0; } |
| |
| void TypeofDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {x3}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void FastCloneRegExpDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x3: closure |
| // x2: object literal index |
| // x1: constant properties |
| // x0: object literal flags |
| Register registers[] = {x3, x2, x1, x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void FastCloneShallowArrayDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x3: closure |
| // x2: array literal index |
| // x1: constant elements |
| Register registers[] = {x3, x2, x1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void FastCloneShallowObjectDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x3: closure |
| // x2: object literal index |
| // x1: constant properties |
| // x0: object literal flags |
| Register registers[] = {x3, x2, x1, x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CreateAllocationSiteDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x2: feedback vector |
| // x3: call feedback slot |
| Register registers[] = {x2, x3}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CreateWeakCellDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x2: feedback vector |
| // x3: call feedback slot |
| // x1: tagged value to put in the weak cell |
| Register registers[] = {x2, x3, x1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CallFunctionDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x1 function the function to call |
| Register registers[] = {x1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CallFunctionWithFeedbackDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {x1, x3}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CallFunctionWithFeedbackAndVectorDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {x1, x3, x2}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CallConstructDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x0 : number of arguments |
| // x1 : the function to call |
| // x2 : feedback vector |
| // x3 : slot in feedback vector (Smi, for RecordCallTarget) |
| // x4 : 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[] = {x0, x1, x4, x2}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CallTrampolineDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x1: target |
| // x0: number of arguments |
| Register registers[] = {x1, x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void ConstructStubDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x3: new target |
| // x1: target |
| // x0: number of arguments |
| // x2: allocation site or undefined |
| Register registers[] = {x1, x3, x0, x2}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void ConstructTrampolineDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x3: new target |
| // x1: target |
| // x0: number of arguments |
| Register registers[] = {x1, x3, x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void RegExpConstructResultDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x2: length |
| // x1: index (of last match) |
| // x0: string |
| Register registers[] = {x2, x1, x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void TransitionElementsKindDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x0: value (js_array) |
| // x1: to_map |
| Register registers[] = {x0, x1}; |
| 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 ArrayNoArgumentConstructorDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // register state |
| // x1: function |
| // x2: allocation site with elements kind |
| // x0: number of arguments to the constructor function |
| Register registers[] = {x1, x2, x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers, NULL); |
| } |
| |
| void ArrayConstructorConstantArgCountDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x1: function |
| // x2: allocation site with elements kind |
| // x0: number of arguments to the constructor function |
| Register registers[] = {x1, x2}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void ArrayConstructorDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // stack param count needs (constructor pointer, and single argument) |
| Register registers[] = {x1, x2, x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void InternalArrayConstructorConstantArgCountDescriptor:: |
| InitializePlatformSpecific(CallInterfaceDescriptorData* data) { |
| // x1: constructor function |
| // x0: number of arguments to the constructor function |
| Register registers[] = {x1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void InternalArrayConstructorDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // stack param count needs (constructor pointer, and single argument) |
| Register registers[] = {x1, x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void FastArrayPushDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // stack param count needs (arg count) |
| Register registers[] = {x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void CompareDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x1: left operand |
| // x0: right operand |
| Register registers[] = {x1, x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void BinaryOpDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x1: left operand |
| // x0: right operand |
| Register registers[] = {x1, x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void BinaryOpWithAllocationSiteDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x2: allocation site |
| // x1: left operand |
| // x0: right operand |
| Register registers[] = {x2, x1, x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void CountOpDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {x1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void StringAddDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // x1: left operand |
| // x0: right operand |
| Register registers[] = {x1, x0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void KeyedDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| static PlatformInterfaceDescriptor noInlineDescriptor = |
| PlatformInterfaceDescriptor(NEVER_INLINE_TARGET_ADDRESS); |
| |
| Register registers[] = { |
| x2, // key |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers, |
| &noInlineDescriptor); |
| } |
| |
| |
| void NamedDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| static PlatformInterfaceDescriptor noInlineDescriptor = |
| PlatformInterfaceDescriptor(NEVER_INLINE_TARGET_ADDRESS); |
| |
| Register registers[] = { |
| x2, // name |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers, |
| &noInlineDescriptor); |
| } |
| |
| |
| void CallHandlerDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| static PlatformInterfaceDescriptor default_descriptor = |
| PlatformInterfaceDescriptor(CAN_INLINE_TARGET_ADDRESS); |
| |
| Register registers[] = { |
| x0, // receiver |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers, |
| &default_descriptor); |
| } |
| |
| |
| void ArgumentAdaptorDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| static PlatformInterfaceDescriptor default_descriptor = |
| PlatformInterfaceDescriptor(CAN_INLINE_TARGET_ADDRESS); |
| |
| Register registers[] = { |
| x1, // JSFunction |
| x3, // the new target |
| x0, // actual number of arguments |
| x2, // expected number of arguments |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers, |
| &default_descriptor); |
| } |
| |
| void ApiCallbackDescriptorBase::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| static PlatformInterfaceDescriptor default_descriptor = |
| PlatformInterfaceDescriptor(CAN_INLINE_TARGET_ADDRESS); |
| |
| Register registers[] = { |
| x0, // callee |
| x4, // call_data |
| x2, // holder |
| x1, // api_function_address |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers, |
| &default_descriptor); |
| } |
| |
| void InterpreterDispatchDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = { |
| kInterpreterAccumulatorRegister, kInterpreterBytecodeOffsetRegister, |
| kInterpreterBytecodeArrayRegister, kInterpreterDispatchTableRegister}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void InterpreterPushArgsAndCallDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = { |
| x0, // argument count (not including receiver) |
| x2, // address of first argument |
| x1 // the target callable to be call |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void InterpreterPushArgsAndConstructDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = { |
| x0, // argument count (not including receiver) |
| x3, // new target |
| x1, // constructor to call |
| x2 // address of the first argument |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void InterpreterCEntryDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = { |
| x0, // argument count (argc) |
| x11, // address of first argument (argv) |
| x1 // the runtime function to call |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void ResumeGeneratorDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = { |
| x0, // the value to pass to the generator |
| x1, // the JSGeneratorObject to resume |
| x2 // the resume mode (tagged) |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_TARGET_ARCH_ARM64 |