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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 VM_STUB_CODE_H_ | 5 #ifndef VM_STUB_CODE_H_ |
6 #define VM_STUB_CODE_H_ | 6 #define 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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45 | 45 |
46 // Is it permitted for the stubs above to refer to Object::null(), which is | 46 // Is it permitted for the stubs above to refer to Object::null(), which is |
47 // allocated in the VM isolate and shared across all isolates. | 47 // allocated in the VM isolate and shared across all isolates. |
48 // However, in cases where a simple GC-safe placeholder is needed on the stack, | 48 // However, in cases where a simple GC-safe placeholder is needed on the stack, |
49 // using Smi 0 instead of Object::null() is slightly more efficient, since a Smi | 49 // using Smi 0 instead of Object::null() is slightly more efficient, since a Smi |
50 // does not require relocation. | 50 // does not require relocation. |
51 | 51 |
52 // List of stubs created per isolate, these stubs could potentially contain | 52 // List of stubs created per isolate, these stubs could potentially contain |
53 // embedded objects and hence cannot be shared across isolates. | 53 // embedded objects and hence cannot be shared across isolates. |
54 #define STUB_CODE_LIST(V) \ | 54 #define STUB_CODE_LIST(V) \ |
55 V(InvokeDartCode) \ | |
56 V(AllocateContext) \ | 55 V(AllocateContext) \ |
57 V(UpdateStoreBuffer) \ | 56 V(UpdateStoreBuffer) \ |
58 V(OneArgCheckInlineCache) \ | 57 V(OneArgCheckInlineCache) \ |
59 V(TwoArgsCheckInlineCache) \ | 58 V(TwoArgsCheckInlineCache) \ |
60 V(ThreeArgsCheckInlineCache) \ | 59 V(ThreeArgsCheckInlineCache) \ |
61 V(OneArgOptimizedCheckInlineCache) \ | 60 V(OneArgOptimizedCheckInlineCache) \ |
62 V(TwoArgsOptimizedCheckInlineCache) \ | 61 V(TwoArgsOptimizedCheckInlineCache) \ |
63 V(ThreeArgsOptimizedCheckInlineCache) \ | 62 V(ThreeArgsOptimizedCheckInlineCache) \ |
64 V(ClosureCallInlineCache) \ | 63 V(ClosureCallInlineCache) \ |
65 V(MegamorphicCall) \ | 64 V(MegamorphicCall) \ |
66 V(ZeroArgsUnoptimizedStaticCall) \ | 65 V(ZeroArgsUnoptimizedStaticCall) \ |
67 V(TwoArgsUnoptimizedStaticCall) \ | 66 V(TwoArgsUnoptimizedStaticCall) \ |
68 V(OptimizeFunction) \ | 67 V(OptimizeFunction) \ |
| 68 V(InvokeDartCode) \ |
69 | 69 |
70 // class StubEntry is used to describe stub methods generated in dart to | 70 // class StubEntry is used to describe stub methods generated in dart to |
71 // abstract out common code executed from generated dart code. | 71 // abstract out common code executed from generated dart code. |
72 class StubEntry { | 72 class StubEntry { |
73 public: | 73 public: |
74 StubEntry(const char* name, const Code& code); | 74 StubEntry(const char* name, const Code& code); |
75 ~StubEntry() {} | 75 ~StubEntry() {} |
76 | 76 |
77 const ExternalLabel& label() const { return label_; } | 77 const ExternalLabel& label() const { return label_; } |
78 uword EntryPoint() const { return entry_point_; } | 78 uword EntryPoint() const { return entry_point_; } |
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203 Assembler* assembler, | 203 Assembler* assembler, |
204 const Register left, | 204 const Register left, |
205 const Register right, | 205 const Register right, |
206 const Register temp1 = kNoRegister, | 206 const Register temp1 = kNoRegister, |
207 const Register temp2 = kNoRegister); | 207 const Register temp2 = kNoRegister); |
208 }; | 208 }; |
209 | 209 |
210 } // namespace dart | 210 } // namespace dart |
211 | 211 |
212 #endif // VM_STUB_CODE_H_ | 212 #endif // VM_STUB_CODE_H_ |
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