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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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 // Classes that describe assembly patterns as used by inline caches. | 4 // Classes that describe assembly patterns as used by inline caches. |
5 | 5 |
6 #ifndef VM_INSTRUCTIONS_MIPS_H_ | 6 #ifndef VM_INSTRUCTIONS_MIPS_H_ |
7 #define VM_INSTRUCTIONS_MIPS_H_ | 7 #define VM_INSTRUCTIONS_MIPS_H_ |
8 | 8 |
9 #ifndef VM_INSTRUCTIONS_H_ | 9 #ifndef VM_INSTRUCTIONS_H_ |
10 #error Do not include instructions_mips.h directly; use instructions.h instead. | 10 #error Do not include instructions_mips.h directly; use instructions.h instead. |
11 #endif | 11 #endif |
12 | 12 |
13 #include "vm/constants_mips.h" | 13 #include "vm/constants_mips.h" |
14 #include "vm/object.h" | 14 #include "vm/object.h" |
15 | 15 |
16 namespace dart { | 16 namespace dart { |
17 | 17 |
18 class CallPattern : public ValueObject { | 18 class CallPattern : public ValueObject { |
19 public: | 19 public: |
20 CallPattern(uword pc, const Code& code); | 20 CallPattern(uword pc, const Code& code); |
21 | 21 |
22 RawICData* IcData(); | 22 RawICData* IcData(); |
23 RawArray* ArgumentsDescriptor(); | 23 RawArray* ClosureArgumentsDescriptor(); |
24 | 24 |
25 uword TargetAddress() const; | 25 uword TargetAddress() const; |
26 void SetTargetAddress(uword target_address) const; | 26 void SetTargetAddress(uword target_address) const; |
27 | 27 |
28 // This constant length is only valid for inserted call patterns used for | 28 // This constant length is only valid for inserted call patterns used for |
29 // lazy deoptimization. Regular call pattern may vary in length. | 29 // lazy deoptimization. Regular call pattern may vary in length. |
30 static const int kFixedLengthInBytes = 4 * Instr::kInstrSize; | 30 static const int kFixedLengthInBytes = 4 * Instr::kInstrSize; |
31 | 31 |
32 static void InsertAt(uword pc, uword target_address); | 32 static void InsertAt(uword pc, uword target_address); |
33 | 33 |
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66 private: | 66 private: |
67 const uword pc_; | 67 const uword pc_; |
68 | 68 |
69 DISALLOW_COPY_AND_ASSIGN(JumpPattern); | 69 DISALLOW_COPY_AND_ASSIGN(JumpPattern); |
70 }; | 70 }; |
71 | 71 |
72 } // namespace dart | 72 } // namespace dart |
73 | 73 |
74 #endif // VM_INSTRUCTIONS_MIPS_H_ | 74 #endif // VM_INSTRUCTIONS_MIPS_H_ |
75 | 75 |
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