| // 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/arm/interface-descriptors-arm.h" |
| |
| #if V8_TARGET_ARCH_ARM |
| |
| #include "src/interface-descriptors.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| const Register CallInterfaceDescriptor::ContextRegister() { return cp; } |
| |
| |
| const Register LoadDescriptor::ReceiverRegister() { return r1; } |
| const Register LoadDescriptor::NameRegister() { return r2; } |
| const Register LoadDescriptor::SlotRegister() { return r0; } |
| |
| |
| const Register LoadWithVectorDescriptor::VectorRegister() { return r3; } |
| |
| |
| const Register StoreDescriptor::ReceiverRegister() { return r1; } |
| const Register StoreDescriptor::NameRegister() { return r2; } |
| const Register StoreDescriptor::ValueRegister() { return r0; } |
| |
| |
| const Register VectorStoreICTrampolineDescriptor::SlotRegister() { return r4; } |
| |
| |
| const Register VectorStoreICDescriptor::VectorRegister() { return r3; } |
| |
| |
| const Register VectorStoreTransitionDescriptor::SlotRegister() { return r4; } |
| const Register VectorStoreTransitionDescriptor::VectorRegister() { return r3; } |
| const Register VectorStoreTransitionDescriptor::MapRegister() { return r5; } |
| |
| |
| const Register StoreTransitionDescriptor::MapRegister() { return r3; } |
| |
| |
| const Register LoadGlobalViaContextDescriptor::SlotRegister() { return r2; } |
| |
| |
| const Register StoreGlobalViaContextDescriptor::SlotRegister() { return r2; } |
| const Register StoreGlobalViaContextDescriptor::ValueRegister() { return r0; } |
| |
| |
| const Register StringCompareDescriptor::LeftRegister() { return r1; } |
| const Register StringCompareDescriptor::RightRegister() { return r0; } |
| |
| const Register ApiGetterDescriptor::HolderRegister() { return r0; } |
| const Register ApiGetterDescriptor::CallbackRegister() { return r3; } |
| |
| const Register MathPowTaggedDescriptor::exponent() { return r2; } |
| |
| |
| const Register MathPowIntegerDescriptor::exponent() { |
| return MathPowTaggedDescriptor::exponent(); |
| } |
| |
| |
| const Register GrowArrayElementsDescriptor::ObjectRegister() { return r0; } |
| const Register GrowArrayElementsDescriptor::KeyRegister() { return r3; } |
| |
| const Register HasPropertyDescriptor::ObjectRegister() { return r0; } |
| const Register HasPropertyDescriptor::KeyRegister() { return r3; } |
| |
| void FastNewClosureDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r2}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void FastNewContextDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void FastNewObjectDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r1, r3}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void FastNewRestParameterDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void FastNewSloppyArgumentsDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void FastNewStrictArgumentsDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| // static |
| const Register TypeConversionDescriptor::ArgumentRegister() { return r0; } |
| |
| void TypeofDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r3}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void FastCloneRegExpDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r3, r2, r1, r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void FastCloneShallowArrayDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r3, r2, r1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void FastCloneShallowObjectDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r3, r2, r1, r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CreateAllocationSiteDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r2, r3}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CreateWeakCellDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r2, r3, r1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CallFunctionDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CallFunctionWithFeedbackDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r1, r3}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CallFunctionWithFeedbackAndVectorDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r1, r3, r2}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CallConstructDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // r0 : number of arguments |
| // r1 : the function to call |
| // r2 : feedback vector |
| // r3 : slot in feedback vector (Smi, for RecordCallTarget) |
| // r4 : 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[] = {r0, r1, r4, r2}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void CallTrampolineDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // r0 : number of arguments |
| // r1 : the target to call |
| Register registers[] = {r1, r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void ConstructStubDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // r0 : number of arguments |
| // r1 : the target to call |
| // r3 : the new target |
| // r2 : allocation site or undefined |
| Register registers[] = {r1, r3, r0, r2}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void ConstructTrampolineDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // r0 : number of arguments |
| // r1 : the target to call |
| // r3 : the new target |
| Register registers[] = {r1, r3, r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void RegExpConstructResultDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r2, r1, r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void TransitionElementsKindDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r0, r1}; |
| 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 |
| // r0 -- number of arguments |
| // r1 -- function |
| // r2 -- allocation site with elements kind |
| Register registers[] = {r1, r2, r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers, NULL); |
| } |
| |
| void ArrayConstructorConstantArgCountDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // register state |
| // r0 -- number of arguments |
| // r1 -- function |
| // r2 -- allocation site with elements kind |
| Register registers[] = {r1, r2}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void ArrayConstructorDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // stack param count needs (constructor pointer, and single argument) |
| Register registers[] = {r1, r2, r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void InternalArrayConstructorConstantArgCountDescriptor:: |
| InitializePlatformSpecific(CallInterfaceDescriptorData* data) { |
| // register state |
| // r0 -- number of arguments |
| // r1 -- constructor function |
| Register registers[] = {r1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void InternalArrayConstructorDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // stack param count needs (constructor pointer, and single argument) |
| Register registers[] = {r1, r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void FastArrayPushDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| // stack param count needs (arg count) |
| Register registers[] = {r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void CompareDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r1, r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void BinaryOpDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r1, r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void BinaryOpWithAllocationSiteDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r2, r1, r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void CountOpDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r1}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void StringAddDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = {r1, r0}; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| |
| void KeyedDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| static PlatformInterfaceDescriptor noInlineDescriptor = |
| PlatformInterfaceDescriptor(NEVER_INLINE_TARGET_ADDRESS); |
| |
| Register registers[] = { |
| r2, // key |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers, |
| &noInlineDescriptor); |
| } |
| |
| |
| void NamedDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| static PlatformInterfaceDescriptor noInlineDescriptor = |
| PlatformInterfaceDescriptor(NEVER_INLINE_TARGET_ADDRESS); |
| |
| Register registers[] = { |
| r2, // name |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers, |
| &noInlineDescriptor); |
| } |
| |
| |
| void CallHandlerDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| static PlatformInterfaceDescriptor default_descriptor = |
| PlatformInterfaceDescriptor(CAN_INLINE_TARGET_ADDRESS); |
| |
| Register registers[] = { |
| r0, // receiver |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers, |
| &default_descriptor); |
| } |
| |
| |
| void ArgumentAdaptorDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| static PlatformInterfaceDescriptor default_descriptor = |
| PlatformInterfaceDescriptor(CAN_INLINE_TARGET_ADDRESS); |
| |
| Register registers[] = { |
| r1, // JSFunction |
| r3, // the new target |
| r0, // actual number of arguments |
| r2, // 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[] = { |
| r0, // callee |
| r4, // call_data |
| r2, // holder |
| r1, // 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[] = { |
| r0, // argument count (not including receiver) |
| r2, // address of first argument |
| r1 // the target callable to be call |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void InterpreterPushArgsAndConstructDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = { |
| r0, // argument count (not including receiver) |
| r3, // new target |
| r1, // constructor to call |
| r2 // address of the first argument |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void InterpreterCEntryDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = { |
| r0, // argument count (argc) |
| r2, // address of first argument (argv) |
| r1 // the runtime function to call |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| void ResumeGeneratorDescriptor::InitializePlatformSpecific( |
| CallInterfaceDescriptorData* data) { |
| Register registers[] = { |
| r0, // the value to pass to the generator |
| r1, // the JSGeneratorObject to resume |
| r2 // the resume mode (tagged) |
| }; |
| data->InitializePlatformSpecific(arraysize(registers), registers); |
| } |
| |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_TARGET_ARCH_ARM |