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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/compiler/frame.h" | 9 #include "src/compiler/frame.h" |
10 #include "src/compiler/operator.h" | 10 #include "src/compiler/operator.h" |
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69 kPointerSize); | 69 kPointerSize); |
70 } | 70 } |
71 | 71 |
72 static LinkageLocation ForSavedCallerConstantPool() { | 72 static LinkageLocation ForSavedCallerConstantPool() { |
73 DCHECK(V8_EMBEDDED_CONSTANT_POOL); | 73 DCHECK(V8_EMBEDDED_CONSTANT_POOL); |
74 return ForCalleeFrameSlot((StandardFrameConstants::kCallerPCOffset - | 74 return ForCalleeFrameSlot((StandardFrameConstants::kCallerPCOffset - |
75 StandardFrameConstants::kConstantPoolOffset) / | 75 StandardFrameConstants::kConstantPoolOffset) / |
76 kPointerSize); | 76 kPointerSize); |
77 } | 77 } |
78 | 78 |
79 static LinkageLocation ForSavedCallerMarker() { | 79 static LinkageLocation ForSavedCallerFunction() { |
80 return ForCalleeFrameSlot((StandardFrameConstants::kCallerPCOffset - | 80 return ForCalleeFrameSlot((StandardFrameConstants::kCallerPCOffset - |
81 StandardFrameConstants::kMarkerOffset) / | 81 StandardFrameConstants::kFunctionOffset) / |
82 kPointerSize); | 82 kPointerSize); |
83 } | 83 } |
84 | 84 |
85 static LinkageLocation ConvertToTailCallerLocation( | 85 static LinkageLocation ConvertToTailCallerLocation( |
86 LinkageLocation caller_location, int stack_param_delta) { | 86 LinkageLocation caller_location, int stack_param_delta) { |
87 if (!caller_location.IsRegister()) { | 87 if (!caller_location.IsRegister()) { |
88 return LinkageLocation(STACK_SLOT, | 88 return LinkageLocation(STACK_SLOT, |
89 caller_location.GetLocation() - stack_param_delta); | 89 caller_location.GetLocation() - stack_param_delta); |
90 } | 90 } |
91 return caller_location; | 91 return caller_location; |
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397 CallDescriptor* const incoming_; | 397 CallDescriptor* const incoming_; |
398 | 398 |
399 DISALLOW_COPY_AND_ASSIGN(Linkage); | 399 DISALLOW_COPY_AND_ASSIGN(Linkage); |
400 }; | 400 }; |
401 | 401 |
402 } // namespace compiler | 402 } // namespace compiler |
403 } // namespace internal | 403 } // namespace internal |
404 } // namespace v8 | 404 } // namespace v8 |
405 | 405 |
406 #endif // V8_COMPILER_LINKAGE_H_ | 406 #endif // V8_COMPILER_LINKAGE_H_ |
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