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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 IA32LinkageHelperTraits {
18 static Register ReturnValueReg() { return eax; } 18 static Register ReturnValueReg() { return eax; }
19 static Register ReturnValue2Reg() { return edx; } 19 static Register ReturnValue2Reg() { return edx; }
20 static Register JSCallFunctionReg() { return edi; } 20 static Register JSCallFunctionReg() { return edi; }
21 static Register ContextReg() { return esi; } 21 static Register ContextReg() { return esi; }
22 static Register RuntimeCallFunctionReg() { return ebx; } 22 static Register RuntimeCallFunctionReg() { return ebx; }
23 static Register RuntimeCallArgCountReg() { return eax; } 23 static Register RuntimeCallArgCountReg() { return eax; }
24 static RegList CCalleeSaveRegisters() { 24 static RegList CCalleeSaveRegisters() {
25 return esi.bit() | edi.bit() | ebx.bit(); 25 return esi.bit() | edi.bit() | ebx.bit();
26 } 26 }
27 static Register CRegisterParameter(int i) { return no_reg; } 27 static Register CRegisterParameter(int i) { return no_reg; }
28 static int CRegisterParametersLength() { return 0; } 28 static int CRegisterParametersLength() { return 0; }
29 }; 29 };
30 30
31 typedef LinkageHelper<IA32LinkageHelperTraits> LH;
31 32
32 CallDescriptor* Linkage::GetJSCallDescriptor(int parameter_count, Zone* zone) { 33 CallDescriptor* Linkage::GetJSCallDescriptor(int parameter_count, Zone* zone) {
33 return LinkageHelper::GetJSCallDescriptor<LinkageHelperTraits>( 34 return LH::GetJSCallDescriptor(zone, parameter_count);
34 zone, parameter_count);
35 } 35 }
36 36
37 37
38 CallDescriptor* Linkage::GetRuntimeCallDescriptor( 38 CallDescriptor* Linkage::GetRuntimeCallDescriptor(
39 Runtime::FunctionId function, int parameter_count, 39 Runtime::FunctionId function, int parameter_count,
40 Operator::Properties properties, Zone* zone) { 40 Operator::Properties properties, Zone* zone) {
41 return LinkageHelper::GetRuntimeCallDescriptor<LinkageHelperTraits>( 41 return LH::GetRuntimeCallDescriptor(zone, function, parameter_count,
42 zone, function, parameter_count, properties); 42 properties);
43 } 43 }
44 44
45 45
46 CallDescriptor* Linkage::GetStubCallDescriptor( 46 CallDescriptor* Linkage::GetStubCallDescriptor(
47 CodeStubInterfaceDescriptor* descriptor, int stack_parameter_count, 47 CodeStubInterfaceDescriptor* descriptor, int stack_parameter_count,
48 CallDescriptor::Flags flags, Zone* zone) { 48 CallDescriptor::Flags flags, Zone* zone) {
49 return LinkageHelper::GetStubCallDescriptor<LinkageHelperTraits>( 49 return LH::GetStubCallDescriptor(zone, descriptor, stack_parameter_count,
50 zone, descriptor, stack_parameter_count, flags); 50 flags);
51 } 51 }
52 52
53 53
54 CallDescriptor* Linkage::GetSimplifiedCDescriptor( 54 CallDescriptor* Linkage::GetSimplifiedCDescriptor(Zone* zone,
55 Zone* zone, int num_params, MachineType return_type, 55 MachineSignature* sig) {
56 const MachineType* param_types) { 56 return LH::GetSimplifiedCDescriptor(zone, sig);
57 return LinkageHelper::GetSimplifiedCDescriptor<LinkageHelperTraits>(
58 zone, num_params, return_type, param_types);
59 } 57 }
60 58
61 } // namespace compiler 59 } // namespace compiler
62 } // namespace internal 60 } // namespace internal
63 } // namespace v8 61 } // namespace v8
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