| OLD | NEW |
| 1 // Copyright (c) 2012, 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 | 4 |
| 5 #ifndef VM_DEOPT_INSTRUCTIONS_H_ | 5 #ifndef VM_DEOPT_INSTRUCTIONS_H_ |
| 6 #define VM_DEOPT_INSTRUCTIONS_H_ | 6 #define VM_DEOPT_INSTRUCTIONS_H_ |
| 7 | 7 |
| 8 #include "vm/allocation.h" | 8 #include "vm/allocation.h" |
| 9 #include "vm/assembler.h" | 9 #include "vm/assembler.h" |
| 10 #include "vm/code_generator.h" | 10 #include "vm/code_generator.h" |
| 11 #include "vm/growable_array.h" | 11 #include "vm/growable_array.h" |
| (...skipping 33 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 45 void SetCallerFp(intptr_t callers_fp); | 45 void SetCallerFp(intptr_t callers_fp); |
| 46 | 46 |
| 47 RawObject* ObjectAt(intptr_t index) const { | 47 RawObject* ObjectAt(intptr_t index) const { |
| 48 return object_table_.At(index); | 48 return object_table_.At(index); |
| 49 } | 49 } |
| 50 | 50 |
| 51 intptr_t RegisterValue(Register reg) const { | 51 intptr_t RegisterValue(Register reg) const { |
| 52 return registers_copy_[reg]; | 52 return registers_copy_[reg]; |
| 53 } | 53 } |
| 54 | 54 |
| 55 double XmmRegisterValue(XmmRegister reg) const { | 55 double FpuRegisterValue(FpuRegister reg) const { |
| 56 return xmm_registers_copy_[reg]; | 56 return fpu_registers_copy_[reg]; |
| 57 } | 57 } |
| 58 | 58 |
| 59 int64_t XmmRegisterValueAsInt64(XmmRegister reg) const { | 59 int64_t FpuRegisterValueAsInt64(FpuRegister reg) const { |
| 60 return (reinterpret_cast<int64_t*>(xmm_registers_copy_))[reg]; | 60 return (reinterpret_cast<int64_t*>(fpu_registers_copy_))[reg]; |
| 61 } | 61 } |
| 62 | 62 |
| 63 Isolate* isolate() const { return isolate_; } | 63 Isolate* isolate() const { return isolate_; } |
| 64 | 64 |
| 65 intptr_t from_frame_size() const { return from_frame_size_; } | 65 intptr_t from_frame_size() const { return from_frame_size_; } |
| 66 | 66 |
| 67 DeoptReasonId deopt_reason() const { return deopt_reason_; } | 67 DeoptReasonId deopt_reason() const { return deopt_reason_; } |
| 68 | 68 |
| 69 private: | 69 private: |
| 70 const Array& object_table_; | 70 const Array& object_table_; |
| 71 intptr_t* to_frame_; | 71 intptr_t* to_frame_; |
| 72 const intptr_t to_frame_size_; | 72 const intptr_t to_frame_size_; |
| 73 intptr_t* from_frame_; | 73 intptr_t* from_frame_; |
| 74 intptr_t from_frame_size_; | 74 intptr_t from_frame_size_; |
| 75 intptr_t* registers_copy_; | 75 intptr_t* registers_copy_; |
| 76 double* xmm_registers_copy_; | 76 double* fpu_registers_copy_; |
| 77 const intptr_t num_args_; | 77 const intptr_t num_args_; |
| 78 const DeoptReasonId deopt_reason_; | 78 const DeoptReasonId deopt_reason_; |
| 79 intptr_t caller_fp_; | 79 intptr_t caller_fp_; |
| 80 Isolate* isolate_; | 80 Isolate* isolate_; |
| 81 | 81 |
| 82 DISALLOW_COPY_AND_ASSIGN(DeoptimizationContext); | 82 DISALLOW_COPY_AND_ASSIGN(DeoptimizationContext); |
| 83 }; | 83 }; |
| 84 | 84 |
| 85 | 85 |
| 86 | 86 |
| 87 // Represents one deopt instruction, e.g, setup return address, store object, | 87 // Represents one deopt instruction, e.g, setup return address, store object, |
| 88 // store register, etc. The target is defined by instruction's position in | 88 // store register, etc. The target is defined by instruction's position in |
| 89 // the deopt-info array. | 89 // the deopt-info array. |
| 90 class DeoptInstr : public ZoneAllocated { | 90 class DeoptInstr : public ZoneAllocated { |
| 91 public: | 91 public: |
| 92 enum Kind { | 92 enum Kind { |
| 93 kRetAfterAddress, | 93 kRetAfterAddress, |
| 94 kRetBeforeAddress, | 94 kRetBeforeAddress, |
| 95 kConstant, | 95 kConstant, |
| 96 kRegister, | 96 kRegister, |
| 97 kXmmRegister, | 97 kFpuRegister, |
| 98 kInt64XmmRegister, | 98 kInt64FpuRegister, |
| 99 kStackSlot, | 99 kStackSlot, |
| 100 kDoubleStackSlot, | 100 kDoubleStackSlot, |
| 101 kInt64StackSlot, | 101 kInt64StackSlot, |
| 102 kPcMarker, | 102 kPcMarker, |
| 103 kCallerFp, | 103 kCallerFp, |
| 104 kCallerPc, | 104 kCallerPc, |
| 105 kSuffix, | 105 kSuffix, |
| 106 }; | 106 }; |
| 107 | 107 |
| 108 static DeoptInstr* Create(intptr_t kind_as_int, intptr_t from_index); | 108 static DeoptInstr* Create(intptr_t kind_as_int, intptr_t from_index); |
| (...skipping 108 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 217 DeoptInfo* info, | 217 DeoptInfo* info, |
| 218 Smi* reason); | 218 Smi* reason); |
| 219 | 219 |
| 220 private: | 220 private: |
| 221 static const intptr_t kEntrySize = 3; | 221 static const intptr_t kEntrySize = 3; |
| 222 }; | 222 }; |
| 223 | 223 |
| 224 } // namespace dart | 224 } // namespace dart |
| 225 | 225 |
| 226 #endif // VM_DEOPT_INSTRUCTIONS_H_ | 226 #endif // VM_DEOPT_INSTRUCTIONS_H_ |
| OLD | NEW |