| // 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/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 MipsLinkageHelperTraits { |
| static Register ReturnValueReg() { return v0; } |
| static Register ReturnValue2Reg() { return v1; } |
| static Register JSCallFunctionReg() { return a1; } |
| static Register ContextReg() { return cp; } |
| static Register InterpreterBytecodePointerReg() { return s0; } |
| static Register InterpreterDispatchTableReg() { return s1; } |
| static Register RuntimeCallFunctionReg() { return a1; } |
| static Register RuntimeCallArgCountReg() { return a0; } |
| static RegList CCalleeSaveRegisters() { |
| return s0.bit() | s1.bit() | s2.bit() | s3.bit() | s4.bit() | s5.bit() | |
| s6.bit() | s7.bit(); |
| } |
| static RegList CCalleeSaveFPRegisters() { |
| return f20.bit() | f22.bit() | f24.bit() | f26.bit() | f28.bit() | |
| f30.bit(); |
| } |
| static Register CRegisterParameter(int i) { |
| static Register register_parameters[] = {a0, a1, a2, a3}; |
| return register_parameters[i]; |
| } |
| static int CRegisterParametersLength() { return 4; } |
| static int CStackBackingStoreLength() { return 0; } |
| }; |
| |
| |
| typedef LinkageHelper<MipsLinkageHelperTraits> LH; |
| |
| CallDescriptor* Linkage::GetJSCallDescriptor(Zone* zone, bool is_osr, |
| int parameter_count, |
| CallDescriptor::Flags flags) { |
| return LH::GetJSCallDescriptor(zone, is_osr, parameter_count, flags); |
| } |
| |
| |
| CallDescriptor* Linkage::GetRuntimeCallDescriptor( |
| Zone* zone, Runtime::FunctionId function, int parameter_count, |
| Operator::Properties properties) { |
| return LH::GetRuntimeCallDescriptor(zone, function, parameter_count, |
| properties); |
| } |
| |
| |
| CallDescriptor* Linkage::GetStubCallDescriptor( |
| Isolate* isolate, Zone* zone, const CallInterfaceDescriptor& descriptor, |
| int stack_parameter_count, CallDescriptor::Flags flags, |
| Operator::Properties properties, MachineType return_type) { |
| return LH::GetStubCallDescriptor(isolate, zone, descriptor, |
| stack_parameter_count, flags, properties, |
| return_type); |
| } |
| |
| |
| CallDescriptor* Linkage::GetSimplifiedCDescriptor(Zone* zone, |
| const MachineSignature* sig) { |
| return LH::GetSimplifiedCDescriptor(zone, sig); |
| } |
| |
| |
| CallDescriptor* Linkage::GetInterpreterDispatchDescriptor(Zone* zone) { |
| return LH::GetInterpreterDispatchDescriptor(zone); |
| } |
| |
| } // namespace compiler |
| } // namespace internal |
| } // namespace v8 |