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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 #ifndef V8_COMPILER_LINKAGE_H_ | 5 #ifndef V8_COMPILER_LINKAGE_H_ |
6 #define V8_COMPILER_LINKAGE_H_ | 6 #define V8_COMPILER_LINKAGE_H_ |
7 | 7 |
8 #include "src/base/flags.h" | 8 #include "src/base/flags.h" |
9 #include "src/code-stubs.h" | |
10 #include "src/compiler/frame.h" | 9 #include "src/compiler/frame.h" |
11 #include "src/compiler/machine-type.h" | 10 #include "src/compiler/machine-type.h" |
12 #include "src/compiler/node.h" | |
13 #include "src/compiler/operator.h" | 11 #include "src/compiler/operator.h" |
14 #include "src/zone.h" | 12 #include "src/zone.h" |
15 | 13 |
16 namespace v8 { | 14 namespace v8 { |
17 namespace internal { | 15 namespace internal { |
| 16 |
| 17 class CallInterfaceDescriptor; |
| 18 |
18 namespace compiler { | 19 namespace compiler { |
19 | 20 |
20 // Describes the location for a parameter or a return value to a call. | 21 // Describes the location for a parameter or a return value to a call. |
21 class LinkageLocation { | 22 class LinkageLocation { |
22 public: | 23 public: |
23 explicit LinkageLocation(int location) : location_(location) {} | 24 explicit LinkageLocation(int location) : location_(location) {} |
24 | 25 |
25 static const int16_t ANY_REGISTER = 32767; | 26 static const int16_t ANY_REGISTER = 32767; |
26 | 27 |
27 static LinkageLocation AnyRegister() { return LinkageLocation(ANY_REGISTER); } | 28 static LinkageLocation AnyRegister() { return LinkageLocation(ANY_REGISTER); } |
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176 CallDescriptor* GetJSCallDescriptor(int parameter_count) const; | 177 CallDescriptor* GetJSCallDescriptor(int parameter_count) const; |
177 static CallDescriptor* GetJSCallDescriptor(int parameter_count, Zone* zone); | 178 static CallDescriptor* GetJSCallDescriptor(int parameter_count, Zone* zone); |
178 CallDescriptor* GetRuntimeCallDescriptor( | 179 CallDescriptor* GetRuntimeCallDescriptor( |
179 Runtime::FunctionId function, int parameter_count, | 180 Runtime::FunctionId function, int parameter_count, |
180 Operator::Properties properties) const; | 181 Operator::Properties properties) const; |
181 static CallDescriptor* GetRuntimeCallDescriptor( | 182 static CallDescriptor* GetRuntimeCallDescriptor( |
182 Runtime::FunctionId function, int parameter_count, | 183 Runtime::FunctionId function, int parameter_count, |
183 Operator::Properties properties, Zone* zone); | 184 Operator::Properties properties, Zone* zone); |
184 | 185 |
185 CallDescriptor* GetStubCallDescriptor( | 186 CallDescriptor* GetStubCallDescriptor( |
186 CallInterfaceDescriptor descriptor, int stack_parameter_count = 0, | 187 const CallInterfaceDescriptor& descriptor, int stack_parameter_count = 0, |
187 CallDescriptor::Flags flags = CallDescriptor::kNoFlags) const; | 188 CallDescriptor::Flags flags = CallDescriptor::kNoFlags) const; |
188 static CallDescriptor* GetStubCallDescriptor( | 189 static CallDescriptor* GetStubCallDescriptor( |
189 CallInterfaceDescriptor descriptor, int stack_parameter_count, | 190 const CallInterfaceDescriptor& descriptor, int stack_parameter_count, |
190 CallDescriptor::Flags flags, Zone* zone); | 191 CallDescriptor::Flags flags, Zone* zone); |
191 | 192 |
192 // Creates a call descriptor for simplified C calls that is appropriate | 193 // Creates a call descriptor for simplified C calls that is appropriate |
193 // for the host platform. This simplified calling convention only supports | 194 // for the host platform. This simplified calling convention only supports |
194 // integers and pointers of one word size each, i.e. no floating point, | 195 // integers and pointers of one word size each, i.e. no floating point, |
195 // structs, pointers to members, etc. | 196 // structs, pointers to members, etc. |
196 static CallDescriptor* GetSimplifiedCDescriptor(Zone* zone, | 197 static CallDescriptor* GetSimplifiedCDescriptor(Zone* zone, |
197 MachineSignature* sig); | 198 MachineSignature* sig); |
198 | 199 |
199 // Get the location of an (incoming) parameter to this function. | 200 // Get the location of an (incoming) parameter to this function. |
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228 CallDescriptor* const incoming_; | 229 CallDescriptor* const incoming_; |
229 | 230 |
230 DISALLOW_COPY_AND_ASSIGN(Linkage); | 231 DISALLOW_COPY_AND_ASSIGN(Linkage); |
231 }; | 232 }; |
232 | 233 |
233 } // namespace compiler | 234 } // namespace compiler |
234 } // namespace internal | 235 } // namespace internal |
235 } // namespace v8 | 236 } // namespace v8 |
236 | 237 |
237 #endif // V8_COMPILER_LINKAGE_H_ | 238 #endif // V8_COMPILER_LINKAGE_H_ |
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