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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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_IC_H_ | 5 #ifndef V8_IC_H_ |
6 #define V8_IC_H_ | 6 #define V8_IC_H_ |
7 | 7 |
8 #include "src/ic/ic-state.h" | 8 #include "src/ic/ic-state.h" |
9 #include "src/macro-assembler.h" | 9 #include "src/macro-assembler.h" |
10 #include "src/messages.h" | 10 #include "src/messages.h" |
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46 static void Clear(Isolate* isolate, Address address, Address constant_pool); | 46 static void Clear(Isolate* isolate, Address address, Address constant_pool); |
47 | 47 |
48 #ifdef DEBUG | 48 #ifdef DEBUG |
49 bool IsLoadStub() const { | 49 bool IsLoadStub() const { |
50 return kind_ == Code::LOAD_IC || kind_ == Code::LOAD_GLOBAL_IC || | 50 return kind_ == Code::LOAD_IC || kind_ == Code::LOAD_GLOBAL_IC || |
51 kind_ == Code::KEYED_LOAD_IC; | 51 kind_ == Code::KEYED_LOAD_IC; |
52 } | 52 } |
53 bool IsStoreStub() const { | 53 bool IsStoreStub() const { |
54 return kind_ == Code::STORE_IC || kind_ == Code::KEYED_STORE_IC; | 54 return kind_ == Code::STORE_IC || kind_ == Code::KEYED_STORE_IC; |
55 } | 55 } |
56 bool IsCallStub() const { return kind_ == Code::CALL_IC; } | |
57 #endif | 56 #endif |
58 | 57 |
59 static inline Handle<Map> GetHandlerCacheHolder(Handle<Map> receiver_map, | 58 static inline Handle<Map> GetHandlerCacheHolder(Handle<Map> receiver_map, |
60 bool receiver_is_holder, | 59 bool receiver_is_holder, |
61 Isolate* isolate, | 60 Isolate* isolate, |
62 CacheHolderFlag* flag); | 61 CacheHolderFlag* flag); |
63 static inline Handle<Map> GetICCacheHolder(Handle<Map> receiver_map, | 62 static inline Handle<Map> GetICCacheHolder(Handle<Map> receiver_map, |
64 Isolate* isolate, | 63 Isolate* isolate, |
65 CacheHolderFlag* flag); | 64 CacheHolderFlag* flag); |
66 | 65 |
67 static bool IsCleared(FeedbackNexus* nexus) { | 66 static bool IsCleared(FeedbackNexus* nexus) { |
68 InlineCacheState state = nexus->StateFromFeedback(); | 67 InlineCacheState state = nexus->StateFromFeedback(); |
69 return !FLAG_use_ic || state == UNINITIALIZED || state == PREMONOMORPHIC; | 68 return !FLAG_use_ic || state == UNINITIALIZED || state == PREMONOMORPHIC; |
70 } | 69 } |
71 | 70 |
72 static bool ICUseVector(Code::Kind kind) { | 71 static bool ICUseVector(Code::Kind kind) { |
73 return kind == Code::LOAD_IC || kind == Code::LOAD_GLOBAL_IC || | 72 return kind == Code::LOAD_IC || kind == Code::LOAD_GLOBAL_IC || |
74 kind == Code::KEYED_LOAD_IC || kind == Code::CALL_IC || | 73 kind == Code::KEYED_LOAD_IC || kind == Code::STORE_IC || |
75 kind == Code::STORE_IC || kind == Code::KEYED_STORE_IC; | 74 kind == Code::KEYED_STORE_IC; |
76 } | 75 } |
77 | 76 |
78 // The ICs that don't pass slot and vector through the stack have to | 77 // The ICs that don't pass slot and vector through the stack have to |
79 // save/restore them in the dispatcher. | 78 // save/restore them in the dispatcher. |
80 static bool ShouldPushPopSlotAndVector(Code::Kind kind); | 79 static bool ShouldPushPopSlotAndVector(Code::Kind kind); |
81 | 80 |
82 static InlineCacheState StateFromCode(Code* code); | 81 static InlineCacheState StateFromCode(Code* code); |
83 | 82 |
84 static inline bool IsHandler(Object* object); | 83 static inline bool IsHandler(Object* object); |
85 | 84 |
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498 | 497 |
499 // Helper for BinaryOpIC and CompareIC. | 498 // Helper for BinaryOpIC and CompareIC. |
500 enum InlinedSmiCheck { ENABLE_INLINED_SMI_CHECK, DISABLE_INLINED_SMI_CHECK }; | 499 enum InlinedSmiCheck { ENABLE_INLINED_SMI_CHECK, DISABLE_INLINED_SMI_CHECK }; |
501 void PatchInlinedSmiCode(Isolate* isolate, Address address, | 500 void PatchInlinedSmiCode(Isolate* isolate, Address address, |
502 InlinedSmiCheck check); | 501 InlinedSmiCheck check); |
503 | 502 |
504 } // namespace internal | 503 } // namespace internal |
505 } // namespace v8 | 504 } // namespace v8 |
506 | 505 |
507 #endif // V8_IC_H_ | 506 #endif // V8_IC_H_ |
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