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Issue 530783002: Convert Linkage to use MachineSignature. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Rebase. Created 6 years, 3 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/v8.h" 5 #include "src/v8.h"
6 6
7 #include "src/assembler.h" 7 #include "src/assembler.h"
8 #include "src/code-stubs.h" 8 #include "src/code-stubs.h"
9 #include "src/compiler/linkage.h" 9 #include "src/compiler/linkage.h"
10 #include "src/compiler/linkage-impl.h" 10 #include "src/compiler/linkage-impl.h"
11 #include "src/zone.h" 11 #include "src/zone.h"
12 12
13 namespace v8 { 13 namespace v8 {
14 namespace internal { 14 namespace internal {
15 namespace compiler { 15 namespace compiler {
16 16
17 struct LinkageHelperTraits { 17 struct Arm64LinkageHelperTraits {
18 static Register ReturnValueReg() { return x0; } 18 static Register ReturnValueReg() { return x0; }
19 static Register ReturnValue2Reg() { return x1; } 19 static Register ReturnValue2Reg() { return x1; }
20 static Register JSCallFunctionReg() { return x1; } 20 static Register JSCallFunctionReg() { return x1; }
21 static Register ContextReg() { return cp; } 21 static Register ContextReg() { return cp; }
22 static Register RuntimeCallFunctionReg() { return x1; } 22 static Register RuntimeCallFunctionReg() { return x1; }
23 static Register RuntimeCallArgCountReg() { return x0; } 23 static Register RuntimeCallArgCountReg() { return x0; }
24 static RegList CCalleeSaveRegisters() { 24 static RegList CCalleeSaveRegisters() {
25 // TODO(dcarney): correct callee saved registers. 25 // TODO(dcarney): correct callee saved registers.
26 return 0; 26 return 0;
27 } 27 }
28 static Register CRegisterParameter(int i) { 28 static Register CRegisterParameter(int i) {
29 static Register register_parameters[] = {x0, x1, x2, x3, x4, x5, x6, x7}; 29 static Register register_parameters[] = {x0, x1, x2, x3, x4, x5, x6, x7};
30 return register_parameters[i]; 30 return register_parameters[i];
31 } 31 }
32 static int CRegisterParametersLength() { return 8; } 32 static int CRegisterParametersLength() { return 8; }
33 }; 33 };
34 34
35 35
36 typedef LinkageHelper<Arm64LinkageHelperTraits> LH;
37
36 CallDescriptor* Linkage::GetJSCallDescriptor(int parameter_count, Zone* zone) { 38 CallDescriptor* Linkage::GetJSCallDescriptor(int parameter_count, Zone* zone) {
37 return LinkageHelper::GetJSCallDescriptor<LinkageHelperTraits>( 39 return LH::GetJSCallDescriptor(zone, parameter_count);
38 zone, parameter_count);
39 } 40 }
40 41
41 42
42 CallDescriptor* Linkage::GetRuntimeCallDescriptor( 43 CallDescriptor* Linkage::GetRuntimeCallDescriptor(
43 Runtime::FunctionId function, int parameter_count, 44 Runtime::FunctionId function, int parameter_count,
44 Operator::Properties properties, Zone* zone) { 45 Operator::Properties properties, Zone* zone) {
45 return LinkageHelper::GetRuntimeCallDescriptor<LinkageHelperTraits>( 46 return LH::GetRuntimeCallDescriptor(zone, function, parameter_count,
46 zone, function, parameter_count, properties); 47 properties);
47 } 48 }
48 49
49 50
50 CallDescriptor* Linkage::GetStubCallDescriptor( 51 CallDescriptor* Linkage::GetStubCallDescriptor(
51 CodeStubInterfaceDescriptor* descriptor, int stack_parameter_count, 52 CodeStubInterfaceDescriptor* descriptor, int stack_parameter_count,
52 CallDescriptor::Flags flags, Zone* zone) { 53 CallDescriptor::Flags flags, Zone* zone) {
53 return LinkageHelper::GetStubCallDescriptor<LinkageHelperTraits>( 54 return LH::GetStubCallDescriptor(zone, descriptor, stack_parameter_count,
54 zone, descriptor, stack_parameter_count, flags); 55 flags);
55 } 56 }
56 57
57 58
58 CallDescriptor* Linkage::GetSimplifiedCDescriptor( 59 CallDescriptor* Linkage::GetSimplifiedCDescriptor(Zone* zone,
59 Zone* zone, int num_params, MachineType return_type, 60 MachineSignature* sig) {
60 const MachineType* param_types) { 61 return LH::GetSimplifiedCDescriptor(zone, sig);
61 return LinkageHelper::GetSimplifiedCDescriptor<LinkageHelperTraits>(
62 zone, num_params, return_type, param_types);
63 } 62 }
64 63
65 } // namespace compiler 64 } // namespace compiler
66 } // namespace internal 65 } // namespace internal
67 } // namespace v8 66 } // namespace v8
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