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Side by Side Diff: src/compiler/linkage.cc

Issue 568783002: Remove deoptimization by patching the call stack. (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/compiler/linkage.h" 5 #include "src/compiler/linkage.h"
6 6
7 #include "src/code-stubs.h" 7 #include "src/code-stubs.h"
8 #include "src/compiler.h" 8 #include "src/compiler.h"
9 #include "src/compiler/node.h" 9 #include "src/compiler/node.h"
10 #include "src/compiler/pipeline.h" 10 #include "src/compiler/pipeline.h"
(...skipping 99 matching lines...) Expand 10 before | Expand all | Expand 10 after
110 110
111 // static 111 // static
112 bool Linkage::NeedsFrameState(Runtime::FunctionId function) { 112 bool Linkage::NeedsFrameState(Runtime::FunctionId function) {
113 if (!FLAG_turbo_deoptimization) { 113 if (!FLAG_turbo_deoptimization) {
114 return false; 114 return false;
115 } 115 }
116 // TODO(jarin) At the moment, we only add frame state for 116 // TODO(jarin) At the moment, we only add frame state for
117 // few chosen runtime functions. 117 // few chosen runtime functions.
118 switch (function) { 118 switch (function) {
119 case Runtime::kDebugBreak: 119 case Runtime::kDebugBreak:
120 case Runtime::kDebugGetLoadedScripts:
120 case Runtime::kDeoptimizeFunction: 121 case Runtime::kDeoptimizeFunction:
122 case Runtime::kInlineCallFunction:
123 case Runtime::kPrepareStep:
121 case Runtime::kSetScriptBreakPoint: 124 case Runtime::kSetScriptBreakPoint:
122 case Runtime::kDebugGetLoadedScripts:
123 case Runtime::kStackGuard: 125 case Runtime::kStackGuard:
124 return true; 126 return true;
125 default: 127 default:
126 return false; 128 return false;
127 } 129 }
128 } 130 }
129 131
130 132
131 //============================================================================== 133 //==============================================================================
132 // Provide unimplemented methods on unsupported architectures, to at least link. 134 // Provide unimplemented methods on unsupported architectures, to at least link.
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156 158
157 CallDescriptor* Linkage::GetSimplifiedCDescriptor(Zone* zone, 159 CallDescriptor* Linkage::GetSimplifiedCDescriptor(Zone* zone,
158 MachineSignature* sig) { 160 MachineSignature* sig) {
159 UNIMPLEMENTED(); 161 UNIMPLEMENTED();
160 return NULL; 162 return NULL;
161 } 163 }
162 #endif // !V8_TURBOFAN_BACKEND 164 #endif // !V8_TURBOFAN_BACKEND
163 } 165 }
164 } 166 }
165 } // namespace v8::internal::compiler 167 } // namespace v8::internal::compiler
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