Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(145)

Side by Side Diff: runtime/vm/simulator_mips.h

Issue 2481873005: clang-format runtime/vm (Closed)
Patch Set: Merge Created 4 years, 1 month ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
« no previous file with comments | « runtime/vm/simulator_dbc.cc ('k') | runtime/vm/simulator_mips.cc » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
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 MIPS instructions if we are not generating a native 5 // Declares a Simulator for MIPS instructions if we are not generating a native
6 // MIPS binary. This Simulator allows us to run and debug MIPS code generation 6 // MIPS binary. This Simulator allows us to run and debug MIPS code generation
7 // on regular desktop machines. 7 // on 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 MIPS HW platform. 10 // on a MIPS HW platform.
(...skipping 40 matching lines...) Expand 10 before | Expand all | Expand 10 after
51 float get_fregister_float(FRegister freg) const; 51 float get_fregister_float(FRegister freg) const;
52 double get_fregister_double(FRegister freg) const; 52 double get_fregister_double(FRegister freg) const;
53 int64_t get_fregister_long(FRegister freg) const; 53 int64_t get_fregister_long(FRegister freg) const;
54 54
55 void set_dregister_bits(DRegister freg, int64_t value); 55 void set_dregister_bits(DRegister freg, int64_t value);
56 void set_dregister(DRegister freg, double value); 56 void set_dregister(DRegister freg, double value);
57 57
58 int64_t get_dregister_bits(DRegister freg) const; 58 int64_t get_dregister_bits(DRegister freg) const;
59 double get_dregister(DRegister freg) const; 59 double get_dregister(DRegister freg) const;
60 60
61 int32_t get_sp() const { 61 int32_t get_sp() const { return get_register(SPREG); }
62 return get_register(SPREG);
63 }
64 62
65 // Accessor for the pc. 63 // Accessor for the pc.
66 void set_pc(int32_t value) { pc_ = value; } 64 void set_pc(int32_t value) { pc_ = value; }
67 int32_t get_pc() const { return pc_; } 65 int32_t get_pc() const { return pc_; }
68 66
69 // Accessors for hi, lo registers. 67 // Accessors for hi, lo registers.
70 void set_hi_register(int32_t value) { hi_reg_ = value; } 68 void set_hi_register(int32_t value) { hi_reg_ = value; }
71 void set_lo_register(int32_t value) { lo_reg_ = value; } 69 void set_lo_register(int32_t value) { lo_reg_ = value; }
72 int32_t get_hi_register() const { return hi_reg_; } 70 int32_t get_hi_register() const { return hi_reg_; }
73 int32_t get_lo_register() const { return lo_reg_; } 71 int32_t get_lo_register() const { return lo_reg_; }
74 72
75 int32_t get_fcsr_condition_bit(int32_t cc) const { 73 int32_t get_fcsr_condition_bit(int32_t cc) const {
76 if (cc == 0) { 74 if (cc == 0) {
77 return 23; 75 return 23;
78 } else { 76 } else {
79 return 24 + cc; 77 return 24 + cc;
80 } 78 }
81 } 79 }
82 80
83 void set_fcsr_bit(uint32_t cc, bool value) { 81 void set_fcsr_bit(uint32_t cc, bool value) {
84 if (value) { 82 if (value) {
85 fcsr_ |= (1 << cc); 83 fcsr_ |= (1 << cc);
86 } else { 84 } else {
87 fcsr_ &= ~(1 << cc); 85 fcsr_ &= ~(1 << cc);
88 } 86 }
89 } 87 }
90 88
91 bool test_fcsr_bit(uint32_t cc) { 89 bool test_fcsr_bit(uint32_t cc) { return fcsr_ & (1 << cc); }
92 return fcsr_ & (1 << cc);
93 }
94 90
95 // Accessors to the internal simulator stack base and top. 91 // Accessors to the internal simulator stack base and top.
96 uword StackBase() const { return reinterpret_cast<uword>(stack_); } 92 uword StackBase() const { return reinterpret_cast<uword>(stack_); }
97 uword StackTop() const; 93 uword StackTop() const;
98 94
99 // Accessor to the instruction counter. 95 // Accessor to the instruction counter.
100 uint64_t get_icount() const { return icount_; } 96 uint64_t get_icount() const { return icount_; }
101 97
102 // The thread's top_exit_frame_info refers to a Dart frame in the simulator 98 // The thread's top_exit_frame_info refers to a Dart frame in the simulator
103 // stack. The simulator's top_exit_frame_info refers to a C++ frame in the 99 // stack. The simulator's top_exit_frame_info refers to a C++ frame in the
(...skipping 67 matching lines...) Expand 10 before | Expand all | Expand 10 after
171 uint64_t icount_; 167 uint64_t icount_;
172 bool delay_slot_; 168 bool delay_slot_;
173 SimulatorSetjmpBuffer* last_setjmp_buffer_; 169 SimulatorSetjmpBuffer* last_setjmp_buffer_;
174 uword top_exit_frame_info_; 170 uword top_exit_frame_info_;
175 171
176 // Registered breakpoints. 172 // Registered breakpoints.
177 Instr* break_pc_; 173 Instr* break_pc_;
178 int32_t break_instr_; 174 int32_t break_instr_;
179 175
180 // Illegal memory access support. 176 // Illegal memory access support.
181 static bool IsIllegalAddress(uword addr) { 177 static bool IsIllegalAddress(uword addr) { return addr < 64 * 1024; }
182 return addr < 64*1024;
183 }
184 void HandleIllegalAccess(uword addr, Instr* instr); 178 void HandleIllegalAccess(uword addr, Instr* instr);
185 179
186 // Read and write memory. 180 // Read and write memory.
187 void UnalignedAccess(const char* msg, uword addr, Instr* instr); 181 void UnalignedAccess(const char* msg, uword addr, Instr* instr);
188 182
189 // Handles a legal instruction that the simulator does not implement. 183 // Handles a legal instruction that the simulator does not implement.
190 void UnimplementedInstruction(Instr* instr); 184 void UnimplementedInstruction(Instr* instr);
191 185
192 void set_pc(uword value) { pc_ = value; } 186 void set_pc(uword value) { pc_ = value; }
193 187
194 void Format(Instr* instr, const char* format); 188 void Format(Instr* instr, const char* format);
195 189
196 inline int8_t ReadB(uword addr); 190 inline int8_t ReadB(uword addr);
197 inline uint8_t ReadBU(uword addr); 191 inline uint8_t ReadBU(uword addr);
198 inline int16_t ReadH(uword addr, Instr* instr); 192 inline int16_t ReadH(uword addr, Instr* instr);
199 inline uint16_t ReadHU(uword addr, Instr *instr); 193 inline uint16_t ReadHU(uword addr, Instr* instr);
200 inline intptr_t ReadW(uword addr, Instr* instr); 194 inline intptr_t ReadW(uword addr, Instr* instr);
201 195
202 inline void WriteB(uword addr, uint8_t value); 196 inline void WriteB(uword addr, uint8_t value);
203 inline void WriteH(uword addr, uint16_t value, Instr* isntr); 197 inline void WriteH(uword addr, uint16_t value, Instr* isntr);
204 inline void WriteW(uword addr, intptr_t value, Instr* instr); 198 inline void WriteW(uword addr, intptr_t value, Instr* instr);
205 199
206 inline double ReadD(uword addr, Instr* instr); 200 inline double ReadD(uword addr, Instr* instr);
207 inline void WriteD(uword addr, double value, Instr* instr); 201 inline void WriteD(uword addr, double value, Instr* instr);
208 202
209 // We keep track of 16 exclusive access address tags across all threads. 203 // We keep track of 16 exclusive access address tags across all threads.
(...skipping 21 matching lines...) Expand all
231 static void SetExclusiveAccess(uword addr); 225 static void SetExclusiveAccess(uword addr);
232 226
233 // Returns true if the current thread has exclusive access to given address, 227 // Returns true if the current thread has exclusive access to given address,
234 // returns false otherwise. In either case, set access to given address to 228 // returns false otherwise. In either case, set access to given address to
235 // 'open state' for all threads. 229 // 'open state' for all threads.
236 // If given addr is NULL, set access to 'open state' for current 230 // If given addr is NULL, set access to 'open state' for current
237 // thread (CLREX). 231 // thread (CLREX).
238 static bool HasExclusiveAccessAndOpen(uword addr); 232 static bool HasExclusiveAccessAndOpen(uword addr);
239 233
240 void DoBranch(Instr* instr, bool taken, bool likely); 234 void DoBranch(Instr* instr, bool taken, bool likely);
241 void DoBreak(Instr *instr); 235 void DoBreak(Instr* instr);
242 236
243 void DecodeSpecial(Instr* instr); 237 void DecodeSpecial(Instr* instr);
244 void DecodeSpecial2(Instr* instr); 238 void DecodeSpecial2(Instr* instr);
245 void DecodeRegImm(Instr* instr); 239 void DecodeRegImm(Instr* instr);
246 void DecodeCop1(Instr* instr); 240 void DecodeCop1(Instr* instr);
247 void InstructionDecode(Instr* instr); 241 void InstructionDecode(Instr* instr);
248 242
249 void Execute(); 243 void Execute();
250 void ExecuteDelaySlot(); 244 void ExecuteDelaySlot();
251 245
252 // Returns true if tracing of executed instructions is enabled. 246 // Returns true if tracing of executed instructions is enabled.
253 bool IsTracingExecution() const; 247 bool IsTracingExecution() const;
254 248
255 // Longjmp support for exceptions. 249 // Longjmp support for exceptions.
256 SimulatorSetjmpBuffer* last_setjmp_buffer() { 250 SimulatorSetjmpBuffer* last_setjmp_buffer() { return last_setjmp_buffer_; }
257 return last_setjmp_buffer_;
258 }
259 void set_last_setjmp_buffer(SimulatorSetjmpBuffer* buffer) { 251 void set_last_setjmp_buffer(SimulatorSetjmpBuffer* buffer) {
260 last_setjmp_buffer_ = buffer; 252 last_setjmp_buffer_ = buffer;
261 } 253 }
262 254
263 friend class SimulatorDebugger; 255 friend class SimulatorDebugger;
264 friend class SimulatorSetjmpBuffer; 256 friend class SimulatorSetjmpBuffer;
265 DISALLOW_COPY_AND_ASSIGN(Simulator); 257 DISALLOW_COPY_AND_ASSIGN(Simulator);
266 }; 258 };
267 259
268 } // namespace dart 260 } // namespace dart
269 261
270 #endif // RUNTIME_VM_SIMULATOR_MIPS_H_ 262 #endif // RUNTIME_VM_SIMULATOR_MIPS_H_
OLDNEW
« no previous file with comments | « runtime/vm/simulator_dbc.cc ('k') | runtime/vm/simulator_mips.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698