1 // Copyright 2014 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
7 #include "src/assembler.h"
8 #include "src/code-stubs.h"
9 #include "src/compiler/linkage.h"
10 #include "src/compiler/linkage-impl.h"
17 struct MipsLinkageHelperTraits {
18 static Register ReturnValueReg() { return v0; }
19 static Register ReturnValue2Reg() { return v1; }
20 static Register JSCallFunctionReg() { return a1; }
21 static Register ContextReg() { return cp; }
22 static Register RuntimeCallFunctionReg() { return a1; }
23 static Register RuntimeCallArgCountReg() { return a0; }
24 static RegList CCalleeSaveRegisters() {
25 return s0.bit() | s1.bit() | s2.bit() | s3.bit() | s4.bit() | s5.bit() |
28 static Register CRegisterParameter(int i) {
29 static Register register_parameters[] = {a0, a1, a2, a3};
30 return register_parameters[i];
32 static int CRegisterParametersLength() { return 4; }
36 typedef LinkageHelper<MipsLinkageHelperTraits> LH;
38 CallDescriptor* Linkage::GetJSCallDescriptor(int parameter_count, Zone* zone,
39 CallDescriptor::Flags flags) {
40 return LH::GetJSCallDescriptor(zone, parameter_count, flags);
44 CallDescriptor* Linkage::GetRuntimeCallDescriptor(
45 Runtime::FunctionId function, int parameter_count,
46 Operator::Properties properties, Zone* zone) {
47 return LH::GetRuntimeCallDescriptor(zone, function, parameter_count,
52 CallDescriptor* Linkage::GetStubCallDescriptor(
53 const CallInterfaceDescriptor& descriptor, int stack_parameter_count,
54 CallDescriptor::Flags flags, Operator::Properties properties, Zone* zone) {
55 return LH::GetStubCallDescriptor(zone, descriptor, stack_parameter_count,
60 CallDescriptor* Linkage::GetSimplifiedCDescriptor(Zone* zone,
61 MachineSignature* sig) {
62 return LH::GetSimplifiedCDescriptor(zone, sig);
65 } // namespace compiler
66 } // namespace internal