OLD | NEW |
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 | 4 |
5 // Declares a Simulator for ARM instructions if we are not generating a native | 5 // Declares a Simulator for ARM instructions if we are not generating a native |
6 // ARM binary. This Simulator allows us to run and debug ARM code generation on | 6 // ARM binary. This Simulator allows us to run and debug ARM code generation on |
7 // regular desktop machines. | 7 // regular desktop machines. |
8 // Dart calls into generated code by "calling" the InvokeDartCode stub, | 8 // Dart calls into generated code by "calling" the InvokeDartCode stub, |
9 // which will start execution in the Simulator or forwards to the real entry | 9 // which will start execution in the Simulator or forwards to the real entry |
10 // on a ARM HW platform. | 10 // on a ARM HW platform. |
(...skipping 52 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
63 void get_qregister(QRegister reg, simd_value_t* value) const; | 63 void get_qregister(QRegister reg, simd_value_t* value) const; |
64 | 64 |
65 // When moving integer (rather than floating point) values to/from | 65 // When moving integer (rather than floating point) values to/from |
66 // the FPU registers, use the _bits calls to avoid gcc taking liberties with | 66 // the FPU registers, use the _bits calls to avoid gcc taking liberties with |
67 // integers that map to such things as NaN floating point values. | 67 // integers that map to such things as NaN floating point values. |
68 void set_sregister_bits(SRegister reg, int32_t value); | 68 void set_sregister_bits(SRegister reg, int32_t value); |
69 int32_t get_sregister_bits(SRegister reg) const; | 69 int32_t get_sregister_bits(SRegister reg) const; |
70 void set_dregister_bits(DRegister reg, int64_t value); | 70 void set_dregister_bits(DRegister reg, int64_t value); |
71 int64_t get_dregister_bits(DRegister reg) const; | 71 int64_t get_dregister_bits(DRegister reg) const; |
72 | 72 |
73 // Accessor to the internal simulator stack top. | 73 // Accessors to the internal simulator stack base and top. |
| 74 uword StackBase() const { return reinterpret_cast<uword>(stack_); } |
74 uword StackTop() const; | 75 uword StackTop() const; |
75 | 76 |
76 // Accessor to the instruction counter. | 77 // Accessor to the instruction counter. |
77 uint64_t get_icount() const { return icount_; } | 78 uint64_t get_icount() const { return icount_; } |
78 | 79 |
79 // The isolate's top_exit_frame_info refers to a Dart frame in the simulator | 80 // The isolate's top_exit_frame_info refers to a Dart frame in the simulator |
80 // stack. The simulator's top_exit_frame_info refers to a C++ frame in the | 81 // stack. The simulator's top_exit_frame_info refers to a C++ frame in the |
81 // native stack. | 82 // native stack. |
82 uword top_exit_frame_info() const { return top_exit_frame_info_; } | 83 uword top_exit_frame_info() const { return top_exit_frame_info_; } |
83 void set_top_exit_frame_info(uword value) { top_exit_frame_info_ = value; } | 84 void set_top_exit_frame_info(uword value) { top_exit_frame_info_ = value; } |
(...skipping 187 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
271 } | 272 } |
272 | 273 |
273 friend class SimulatorDebugger; | 274 friend class SimulatorDebugger; |
274 friend class SimulatorSetjmpBuffer; | 275 friend class SimulatorSetjmpBuffer; |
275 DISALLOW_COPY_AND_ASSIGN(Simulator); | 276 DISALLOW_COPY_AND_ASSIGN(Simulator); |
276 }; | 277 }; |
277 | 278 |
278 } // namespace dart | 279 } // namespace dart |
279 | 280 |
280 #endif // VM_SIMULATOR_ARM_H_ | 281 #endif // VM_SIMULATOR_ARM_H_ |
OLD | NEW |