1/*
2 * Copyright (c) 2011-2012, 2016-2018 ARM Limited
3 * Copyright (c) 2013 Advanced Micro Devices, Inc.
4 * All rights reserved
5 *
6 * The license below extends only to copyright in the software and shall
7 * not be construed as granting a license to any other intellectual
8 * property including but not limited to intellectual property relating

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85 * anything uses this ThreadContext to externally update a
86 * thread's state. */
87 SimpleThread *checkerTC;
88 /** Pointer to the checker CPU. */
89 CheckerCPU *checkerCPU;
90
91 public:
92
93 BaseCPU *getCpuPtr() override { return actualTC->getCpuPtr(); }
94
95 uint32_t socketId() const override { return actualTC->socketId(); }
96
97 int cpuId() const override { return actualTC->cpuId(); }
98
99 ContextID contextId() const override { return actualTC->contextId(); }
100
101 void setContextId(ContextID id)override
102 {
103 actualTC->setContextId(id);
104 checkerTC->setContextId(id);
105 }
106
107 /** Returns this thread's ID number. */
108 int threadId() const override { return actualTC->threadId(); }
109 void setThreadId(int id) override
110 {
111 checkerTC->setThreadId(id);
112 actualTC->setThreadId(id);
113 }
114
115 BaseTLB *getITBPtr() override { return actualTC->getITBPtr(); }
116
117 BaseTLB *getDTBPtr() override { return actualTC->getDTBPtr(); }
118
119 CheckerCPU *getCheckerCpuPtr()override
120 {
121 return checkerCPU;
122 }
123
124 TheISA::Decoder *getDecoderPtr() override {
125 return actualTC->getDecoderPtr();
126 }
127
128 System *getSystemPtr() override { return actualTC->getSystemPtr(); }
129
130 TheISA::Kernel::Statistics *getKernelStats()override
131 { return actualTC->getKernelStats(); }
132
133 Process *getProcessPtr() override { return actualTC->getProcessPtr(); }
134
135 void setProcessPtr(Process *p) override { actualTC->setProcessPtr(p); }
136
137 PortProxy &getPhysProxy() override { return actualTC->getPhysProxy(); }
138
139 FSTranslatingPortProxy &getVirtProxy() override
140 { return actualTC->getVirtProxy(); }
141
142 void initMemProxies(ThreadContext *tc) override
143 { actualTC->initMemProxies(tc); }
144
145 void connectMemPorts(ThreadContext *tc)
146 {
147 actualTC->connectMemPorts(tc);
148 }
149
150 SETranslatingPortProxy &getMemProxy() override {
151 return actualTC->getMemProxy();
152 }
153
154 /** Executes a syscall in SE mode. */
155 void syscall(int64_t callnum, Fault *fault)override
156 { return actualTC->syscall(callnum, fault); }
157
158 Status status() const override { return actualTC->status(); }
159
160 void setStatus(Status new_status) override
161 {
162 actualTC->setStatus(new_status);
163 checkerTC->setStatus(new_status);
164 }
165
166 /// Set the status to Active.
167 void activate() override { actualTC->activate(); }
168
169 /// Set the status to Suspended.
170 void suspend() override{ actualTC->suspend(); }
171
172 /// Set the status to Halted.
173 void halt() override{ actualTC->halt(); }
174
175 void dumpFuncProfile() override{ actualTC->dumpFuncProfile(); }
176
177 void takeOverFrom(ThreadContext *oldContext) override
178 {
179 actualTC->takeOverFrom(oldContext);
180 checkerTC->copyState(oldContext);
181 }
182
183 void regStats(const std::string &name) override
184 {
185 actualTC->regStats(name);
186 checkerTC->regStats(name);
187 }
188
189 EndQuiesceEvent *getQuiesceEvent() override {
190 return actualTC->getQuiesceEvent();
191 }
192
193 Tick readLastActivate() override{ return actualTC->readLastActivate(); }
194 Tick readLastSuspend() override{ return actualTC->readLastSuspend(); }
195
196 void profileClear() override{ return actualTC->profileClear(); }
197 void profileSample() override{ return actualTC->profileSample(); }
198
199 // @todo: Do I need this?
200 void copyArchRegs(ThreadContext *tc) override
201 {
202 actualTC->copyArchRegs(tc);
203 checkerTC->copyArchRegs(tc);
204 }
205
206 void clearArchRegs() override
207 {
208 actualTC->clearArchRegs();
209 checkerTC->clearArchRegs();
210 }
211
212 //
213 // New accessors for new decoder.
214 //
215 RegVal readIntReg(int reg_idx) override {
216 return actualTC->readIntReg(reg_idx);
217 }
218
219 RegVal
220 readFloatReg(int reg_idx) override
221 {
222 return actualTC->readFloatReg(reg_idx);
223 }
224
225 const VecRegContainer& readVecReg (const RegId& reg) const override
226 { return actualTC->readVecReg(reg); }
227
228 /**
229 * Read vector register for modification, hierarchical indexing.
230 */
231 VecRegContainer& getWritableVecReg (const RegId& reg) override
232 { return actualTC->getWritableVecReg(reg); }
233
234 /** Vector Register Lane Interfaces. */
235 /** @{ */
236 /** Reads source vector 8bit operand. */
237 ConstVecLane8
238 readVec8BitLaneReg(const RegId& reg) const override
239 { return actualTC->readVec8BitLaneReg(reg); }
240
241 /** Reads source vector 16bit operand. */
242 ConstVecLane16
243 readVec16BitLaneReg(const RegId& reg) const override
244 { return actualTC->readVec16BitLaneReg(reg); }
245
246 /** Reads source vector 32bit operand. */
247 ConstVecLane32
248 readVec32BitLaneReg(const RegId& reg) const override
249 { return actualTC->readVec32BitLaneReg(reg); }
250
251 /** Reads source vector 64bit operand. */
252 ConstVecLane64
253 readVec64BitLaneReg(const RegId& reg) const override
254 { return actualTC->readVec64BitLaneReg(reg); }
255
256 /** Write a lane of the destination vector register. */
257 virtual void setVecLane(const RegId& reg,
258 const LaneData<LaneSize::Byte>& val) override
259 { return actualTC->setVecLane(reg, val); }
260 virtual void setVecLane(const RegId& reg,
261 const LaneData<LaneSize::TwoByte>& val) override
262 { return actualTC->setVecLane(reg, val); }
263 virtual void setVecLane(const RegId& reg,
264 const LaneData<LaneSize::FourByte>& val) override
265 { return actualTC->setVecLane(reg, val); }
266 virtual void setVecLane(const RegId& reg,
267 const LaneData<LaneSize::EightByte>& val) override
268 { return actualTC->setVecLane(reg, val); }
269 /** @} */
270
271 const VecElem& readVecElem(const RegId& reg) const override
272 { return actualTC->readVecElem(reg); }
273
274 const VecPredRegContainer& readVecPredReg(const RegId& reg) const override
275 { return actualTC->readVecPredReg(reg); }
276
277 VecPredRegContainer& getWritableVecPredReg(const RegId& reg) override
278 { return actualTC->getWritableVecPredReg(reg); }
279
280 RegVal readCCReg(int reg_idx) override
281 { return actualTC->readCCReg(reg_idx); }
282
283 void
284 setIntReg(int reg_idx, RegVal val) override
285 {
286 actualTC->setIntReg(reg_idx, val);
287 checkerTC->setIntReg(reg_idx, val);
288 }
289
290 void
291 setFloatReg(int reg_idx, RegVal val) override
292 {
293 actualTC->setFloatReg(reg_idx, val);
294 checkerTC->setFloatReg(reg_idx, val);
295 }
296
297 void
298 setVecReg(const RegId& reg, const VecRegContainer& val) override
299 {
300 actualTC->setVecReg(reg, val);
301 checkerTC->setVecReg(reg, val);
302 }
303
304 void
305 setVecElem(const RegId& reg, const VecElem& val) override
306 {
307 actualTC->setVecElem(reg, val);
308 checkerTC->setVecElem(reg, val);
309 }
310
311 void
312 setVecPredReg(const RegId& reg, const VecPredRegContainer& val) override
313 {
314 actualTC->setVecPredReg(reg, val);
315 checkerTC->setVecPredReg(reg, val);
316 }
317
318 void
319 setCCReg(int reg_idx, RegVal val) override
320 {
321 actualTC->setCCReg(reg_idx, val);
322 checkerTC->setCCReg(reg_idx, val);
323 }
324
325 /** Reads this thread's PC state. */
326 TheISA::PCState pcState() override
327 { return actualTC->pcState(); }
328
329 /** Sets this thread's PC state. */
330 void
331 pcState(const TheISA::PCState &val) override
332 {
333 DPRINTF(Checker, "Changing PC to %s, old PC %s\n",
334 val, checkerTC->pcState());
335 checkerTC->pcState(val);
336 checkerCPU->recordPCChange(val);
337 return actualTC->pcState(val);
338 }
339
340 void
341 setNPC(Addr val)
342 {
343 checkerTC->setNPC(val);
344 actualTC->setNPC(val);
345 }
346
347 void
348 pcStateNoRecord(const TheISA::PCState &val) override
349 {
350 return actualTC->pcState(val);
351 }
352
353 /** Reads this thread's PC. */
354 Addr instAddr() override
355 { return actualTC->instAddr(); }
356
357 /** Reads this thread's next PC. */
358 Addr nextInstAddr() override
359 { return actualTC->nextInstAddr(); }
360
361 /** Reads this thread's next PC. */
362 MicroPC microPC() override
363 { return actualTC->microPC(); }
364
365 RegVal readMiscRegNoEffect(int misc_reg) const override
366 { return actualTC->readMiscRegNoEffect(misc_reg); }
367
368 RegVal readMiscReg(int misc_reg) override
369 { return actualTC->readMiscReg(misc_reg); }
370
371 void
372 setMiscRegNoEffect(int misc_reg, RegVal val) override
373 {
374 DPRINTF(Checker, "Setting misc reg with no effect: %d to both Checker"
375 " and O3..\n", misc_reg);
376 checkerTC->setMiscRegNoEffect(misc_reg, val);
377 actualTC->setMiscRegNoEffect(misc_reg, val);
378 }
379
380 void
381 setMiscReg(int misc_reg, RegVal val) override
382 {
383 DPRINTF(Checker, "Setting misc reg with effect: %d to both Checker"
384 " and O3..\n", misc_reg);
385 checkerTC->setMiscReg(misc_reg, val);
386 actualTC->setMiscReg(misc_reg, val);
387 }
388
389 RegId
390 flattenRegId(const RegId& regId) const override
391 {
392 return actualTC->flattenRegId(regId);
393 }
394
395 unsigned readStCondFailures() override
396 { return actualTC->readStCondFailures(); }
397
398 void
399 setStCondFailures(unsigned sc_failures) override
400 {
401 actualTC->setStCondFailures(sc_failures);
402 }
403
404 Counter readFuncExeInst() override { return actualTC->readFuncExeInst(); }
405
406 RegVal readIntRegFlat(int idx) override {
407 return actualTC->readIntRegFlat(idx);
408 }
409
410 void
411 setIntRegFlat(int idx, RegVal val) override
412 {
413 actualTC->setIntRegFlat(idx, val);
414 }
415
416 RegVal
417 readFloatRegFlat(int idx) override
418 {
419 return actualTC->readFloatRegFlat(idx);
420 }
421
422 void
423 setFloatRegFlat(int idx, RegVal val) override
424 {
425 actualTC->setFloatRegFlat(idx, val);
426 }
427
428 const VecRegContainer &
429 readVecRegFlat(int idx) const override
430 {
431 return actualTC->readVecRegFlat(idx);
432 }
433
434 /**
435 * Read vector register for modification, flat indexing.
436 */
437 VecRegContainer &
438 getWritableVecRegFlat(int idx) override
439 {
440 return actualTC->getWritableVecRegFlat(idx);
441 }
442
443 void setVecRegFlat(int idx, const VecRegContainer& val) override
444 { actualTC->setVecRegFlat(idx, val); }
445
446 const VecElem& readVecElemFlat(const RegIndex& idx,
447 const ElemIndex& elem_idx) const override
448 { return actualTC->readVecElemFlat(idx, elem_idx); }
449
450 void setVecElemFlat(const RegIndex& idx,
451 const ElemIndex& elem_idx, const VecElem& val) override
452 { actualTC->setVecElemFlat(idx, elem_idx, val); }
453
454 const VecPredRegContainer& readVecPredRegFlat(int idx) const override
455 { return actualTC->readVecPredRegFlat(idx); }
456
457 VecPredRegContainer& getWritableVecPredRegFlat(int idx) override
458 { return actualTC->getWritableVecPredRegFlat(idx); }
459
460 void setVecPredRegFlat(int idx, const VecPredRegContainer& val) override
461 { actualTC->setVecPredRegFlat(idx, val); }
462
463 RegVal readCCRegFlat(int idx) override
464 { return actualTC->readCCRegFlat(idx); }
465
466 void setCCRegFlat(int idx, RegVal val) override
467 { actualTC->setCCRegFlat(idx, val); }
468};
469
470#endif // __CPU_CHECKER_EXEC_CONTEXT_HH__