| // Copyright 2014 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" |
| |
| #include "src/assembler.h" |
| #include "src/code-stubs.h" |
| #include "src/compiler/linkage.h" |
| #include "src/compiler/linkage-impl.h" |
| #include "src/zone.h" |
| |
| namespace v8 { |
| namespace internal { |
| namespace compiler { |
| |
| struct Arm64LinkageHelperTraits { |
| static Register ReturnValueReg() { return x0; } |
| static Register ReturnValue2Reg() { return x1; } |
| static Register JSCallFunctionReg() { return x1; } |
| static Register ContextReg() { return cp; } |
| static Register RuntimeCallFunctionReg() { return x1; } |
| static Register RuntimeCallArgCountReg() { return x0; } |
| static RegList CCalleeSaveRegisters() { |
| // TODO(dcarney): correct callee saved registers. |
| return 0; |
| } |
| static Register CRegisterParameter(int i) { |
| static Register register_parameters[] = {x0, x1, x2, x3, x4, x5, x6, x7}; |
| return register_parameters[i]; |
| } |
| static int CRegisterParametersLength() { return 8; } |
| }; |
| |
| |
| typedef LinkageHelper<Arm64LinkageHelperTraits> LH; |
| |
| CallDescriptor* Linkage::GetJSCallDescriptor(int parameter_count, Zone* zone, |
| CallDescriptor::Flags flags) { |
| return LH::GetJSCallDescriptor(zone, parameter_count, flags); |
| } |
| |
| |
| CallDescriptor* Linkage::GetRuntimeCallDescriptor( |
| Runtime::FunctionId function, int parameter_count, |
| Operator::Properties properties, Zone* zone) { |
| return LH::GetRuntimeCallDescriptor(zone, function, parameter_count, |
| properties); |
| } |
| |
| |
| CallDescriptor* Linkage::GetStubCallDescriptor( |
| const CallInterfaceDescriptor& descriptor, int stack_parameter_count, |
| CallDescriptor::Flags flags, Operator::Properties properties, Zone* zone) { |
| return LH::GetStubCallDescriptor(zone, descriptor, stack_parameter_count, |
| flags, properties); |
| } |
| |
| |
| CallDescriptor* Linkage::GetSimplifiedCDescriptor(Zone* zone, |
| MachineSignature* sig) { |
| return LH::GetSimplifiedCDescriptor(zone, sig); |
| } |
| |
| } // namespace compiler |
| } // namespace internal |
| } // namespace v8 |