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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef RUNTIME_VM_STUB_CODE_H_ | 5 #ifndef RUNTIME_VM_STUB_CODE_H_ |
6 #define RUNTIME_VM_STUB_CODE_H_ | 6 #define RUNTIME_VM_STUB_CODE_H_ |
7 | 7 |
8 #include "vm/allocation.h" | 8 #include "vm/allocation.h" |
9 #include "vm/assembler.h" | 9 #include "vm/assembler.h" |
10 | 10 |
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60 V(SmiEqualInlineCache) \ | 60 V(SmiEqualInlineCache) \ |
61 V(OneArgOptimizedCheckInlineCache) \ | 61 V(OneArgOptimizedCheckInlineCache) \ |
62 V(TwoArgsOptimizedCheckInlineCache) \ | 62 V(TwoArgsOptimizedCheckInlineCache) \ |
63 V(ZeroArgsUnoptimizedStaticCall) \ | 63 V(ZeroArgsUnoptimizedStaticCall) \ |
64 V(OneArgUnoptimizedStaticCall) \ | 64 V(OneArgUnoptimizedStaticCall) \ |
65 V(TwoArgsUnoptimizedStaticCall) \ | 65 V(TwoArgsUnoptimizedStaticCall) \ |
66 V(Subtype1TestCache) \ | 66 V(Subtype1TestCache) \ |
67 V(Subtype2TestCache) \ | 67 V(Subtype2TestCache) \ |
68 V(Subtype3TestCache) \ | 68 V(Subtype3TestCache) \ |
69 V(CallClosureNoSuchMethod) \ | 69 V(CallClosureNoSuchMethod) \ |
70 V(FrameAwaitingMaterialization) | 70 V(FrameAwaitingMaterialization) \ |
| 71 V(AsynchronousGapMarker) |
71 | 72 |
72 #else | 73 #else |
73 #define VM_STUB_CODE_LIST(V) \ | 74 #define VM_STUB_CODE_LIST(V) \ |
74 V(LazyCompile) \ | 75 V(LazyCompile) \ |
75 V(OptimizeFunction) \ | 76 V(OptimizeFunction) \ |
76 V(RunExceptionHandler) \ | 77 V(RunExceptionHandler) \ |
77 V(DeoptForRewind) \ | 78 V(DeoptForRewind) \ |
78 V(FixCallersTarget) \ | 79 V(FixCallersTarget) \ |
79 V(Deoptimize) \ | 80 V(Deoptimize) \ |
80 V(DeoptimizeLazyFromReturn) \ | 81 V(DeoptimizeLazyFromReturn) \ |
81 V(DeoptimizeLazyFromThrow) \ | 82 V(DeoptimizeLazyFromThrow) \ |
82 V(FrameAwaitingMaterialization) | 83 V(FrameAwaitingMaterialization) \ |
| 84 V(AsynchronousGapMarker) |
83 | 85 |
84 #endif // !defined(TARGET_ARCH_DBC) | 86 #endif // !defined(TARGET_ARCH_DBC) |
85 | 87 |
86 // Is it permitted for the stubs above to refer to Object::null(), which is | 88 // Is it permitted for the stubs above to refer to Object::null(), which is |
87 // allocated in the VM isolate and shared across all isolates. | 89 // allocated in the VM isolate and shared across all isolates. |
88 // However, in cases where a simple GC-safe placeholder is needed on the stack, | 90 // However, in cases where a simple GC-safe placeholder is needed on the stack, |
89 // using Smi 0 instead of Object::null() is slightly more efficient, since a Smi | 91 // using Smi 0 instead of Object::null() is slightly more efficient, since a Smi |
90 // does not require relocation. | 92 // does not require relocation. |
91 | 93 |
92 // class StubEntry is used to describe stub methods generated in dart to | 94 // class StubEntry is used to describe stub methods generated in dart to |
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204 | 206 |
205 // Zap value used to indicate unused CODE_REG in deopt. | 207 // Zap value used to indicate unused CODE_REG in deopt. |
206 static const uword kZapCodeReg = 0xf1f1f1f1; | 208 static const uword kZapCodeReg = 0xf1f1f1f1; |
207 | 209 |
208 // Zap value used to indicate unused return address in deopt. | 210 // Zap value used to indicate unused return address in deopt. |
209 static const uword kZapReturnAddress = 0xe1e1e1e1; | 211 static const uword kZapReturnAddress = 0xe1e1e1e1; |
210 | 212 |
211 } // namespace dart | 213 } // namespace dart |
212 | 214 |
213 #endif // RUNTIME_VM_STUB_CODE_H_ | 215 #endif // RUNTIME_VM_STUB_CODE_H_ |
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