pseudo_inst.cc (5100:7a0180040755) | pseudo_inst.cc (5504:288b54c2fd8d) |
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1/* 2 * Copyright (c) 2003-2006 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; --- 41 unchanged lines hidden (view full) --- 50#include "sim/debug.hh" 51#include "sim/vptr.hh" 52 53using namespace std; 54 55using namespace Stats; 56using namespace TheISA; 57 | 1/* 2 * Copyright (c) 2003-2006 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; --- 41 unchanged lines hidden (view full) --- 50#include "sim/debug.hh" 51#include "sim/vptr.hh" 52 53using namespace std; 54 55using namespace Stats; 56using namespace TheISA; 57 |
58namespace PseudoInst | 58namespace PseudoInst { 59 60void 61arm(ThreadContext *tc) |
59{ | 62{ |
60 void 61 arm(ThreadContext *tc) 62 { 63 if (tc->getKernelStats()) 64 tc->getKernelStats()->arm(); 65 } | 63 if (tc->getKernelStats()) 64 tc->getKernelStats()->arm(); 65} |
66 | 66 |
67 void 68 quiesce(ThreadContext *tc) 69 { 70 if (!tc->getCpuPtr()->params->do_quiesce) 71 return; | 67void 68quiesce(ThreadContext *tc) 69{ 70 if (!tc->getCpuPtr()->params->do_quiesce) 71 return; |
72 | 72 |
73 DPRINTF(Quiesce, "%s: quiesce()\n", tc->getCpuPtr()->name()); | 73 DPRINTF(Quiesce, "%s: quiesce()\n", tc->getCpuPtr()->name()); |
74 | 74 |
75 tc->suspend(); 76 if (tc->getKernelStats()) 77 tc->getKernelStats()->quiesce(); 78 } | 75 tc->suspend(); 76 if (tc->getKernelStats()) 77 tc->getKernelStats()->quiesce(); 78} |
79 | 79 |
80 void 81 quiesceNs(ThreadContext *tc, uint64_t ns) 82 { 83 if (!tc->getCpuPtr()->params->do_quiesce || ns == 0) 84 return; | 80void 81quiesceNs(ThreadContext *tc, uint64_t ns) 82{ 83 if (!tc->getCpuPtr()->params->do_quiesce || ns == 0) 84 return; |
85 | 85 |
86 EndQuiesceEvent *quiesceEvent = tc->getQuiesceEvent(); | 86 EndQuiesceEvent *quiesceEvent = tc->getQuiesceEvent(); |
87 | 87 |
88 Tick resume = curTick + Clock::Int::ns * ns; | 88 Tick resume = curTick + Clock::Int::ns * ns; |
89 | 89 |
90 quiesceEvent->reschedule(resume, true); | 90 quiesceEvent->reschedule(resume, true); |
91 | 91 |
92 DPRINTF(Quiesce, "%s: quiesceNs(%d) until %d\n", 93 tc->getCpuPtr()->name(), ns, resume); | 92 DPRINTF(Quiesce, "%s: quiesceNs(%d) until %d\n", 93 tc->getCpuPtr()->name(), ns, resume); |
94 | 94 |
95 tc->suspend(); 96 if (tc->getKernelStats()) 97 tc->getKernelStats()->quiesce(); 98 } | 95 tc->suspend(); 96 if (tc->getKernelStats()) 97 tc->getKernelStats()->quiesce(); 98} |
99 | 99 |
100 void 101 quiesceCycles(ThreadContext *tc, uint64_t cycles) 102 { 103 if (!tc->getCpuPtr()->params->do_quiesce || cycles == 0) 104 return; | 100void 101quiesceCycles(ThreadContext *tc, uint64_t cycles) 102{ 103 if (!tc->getCpuPtr()->params->do_quiesce || cycles == 0) 104 return; |
105 | 105 |
106 EndQuiesceEvent *quiesceEvent = tc->getQuiesceEvent(); | 106 EndQuiesceEvent *quiesceEvent = tc->getQuiesceEvent(); |
107 | 107 |
108 Tick resume = curTick + tc->getCpuPtr()->ticks(cycles); | 108 Tick resume = curTick + tc->getCpuPtr()->ticks(cycles); |
109 | 109 |
110 quiesceEvent->reschedule(resume, true); | 110 quiesceEvent->reschedule(resume, true); |
111 | 111 |
112 DPRINTF(Quiesce, "%s: quiesceCycles(%d) until %d\n", 113 tc->getCpuPtr()->name(), cycles, resume); | 112 DPRINTF(Quiesce, "%s: quiesceCycles(%d) until %d\n", 113 tc->getCpuPtr()->name(), cycles, resume); |
114 | 114 |
115 tc->suspend(); 116 if (tc->getKernelStats()) 117 tc->getKernelStats()->quiesce(); 118 } | 115 tc->suspend(); 116 if (tc->getKernelStats()) 117 tc->getKernelStats()->quiesce(); 118} |
119 | 119 |
120 uint64_t 121 quiesceTime(ThreadContext *tc) 122 { 123 return (tc->readLastActivate() - tc->readLastSuspend()) / Clock::Int::ns; 124 } | 120uint64_t 121quiesceTime(ThreadContext *tc) 122{ 123 return (tc->readLastActivate() - tc->readLastSuspend()) / Clock::Int::ns; 124} |
125 | 125 |
126 void 127 m5exit_old(ThreadContext *tc) 128 { 129 exitSimLoop("m5_exit_old instruction encountered"); 130 } | 126void 127m5exit_old(ThreadContext *tc) 128{ 129 exitSimLoop("m5_exit_old instruction encountered"); 130} |
131 | 131 |
132 void 133 m5exit(ThreadContext *tc, Tick delay) 134 { 135 Tick when = curTick + delay * Clock::Int::ns; 136 schedExitSimLoop("m5_exit instruction encountered", when); | 132void 133m5exit(ThreadContext *tc, Tick delay) 134{ 135 Tick when = curTick + delay * Clock::Int::ns; 136 schedExitSimLoop("m5_exit instruction encountered", when); 137} 138 139void 140loadsymbol(ThreadContext *tc) 141{ 142 const string &filename = tc->getCpuPtr()->system->params()->symbolfile; 143 if (filename.empty()) { 144 return; |
137 } 138 | 145 } 146 |
139 void 140 loadsymbol(ThreadContext *tc) 141 { 142 const string &filename = tc->getCpuPtr()->system->params()->symbolfile; 143 if (filename.empty()) { 144 return; 145 } | 147 std::string buffer; 148 ifstream file(filename.c_str()); |
146 | 149 |
147 std::string buffer; 148 ifstream file(filename.c_str()); | 150 if (!file) 151 fatal("file error: Can't open symbol table file %s\n", filename); |
149 | 152 |
150 if (!file) 151 fatal("file error: Can't open symbol table file %s\n", filename); | 153 while (!file.eof()) { 154 getline(file, buffer); |
152 | 155 |
153 while (!file.eof()) { 154 getline(file, buffer); | 156 if (buffer.empty()) 157 continue; |
155 | 158 |
156 if (buffer.empty()) 157 continue; | 159 int idx = buffer.find(' '); 160 if (idx == string::npos) 161 continue; |
158 | 162 |
159 int idx = buffer.find(' '); 160 if (idx == string::npos) 161 continue; | 163 string address = "0x" + buffer.substr(0, idx); 164 eat_white(address); 165 if (address.empty()) 166 continue; |
162 | 167 |
163 string address = "0x" + buffer.substr(0, idx); 164 eat_white(address); 165 if (address.empty()) 166 continue; | 168 // Skip over letter and space 169 string symbol = buffer.substr(idx + 3); 170 eat_white(symbol); 171 if (symbol.empty()) 172 continue; |
167 | 173 |
168 // Skip over letter and space 169 string symbol = buffer.substr(idx + 3); 170 eat_white(symbol); 171 if (symbol.empty()) 172 continue; | 174 Addr addr; 175 if (!to_number(address, addr)) 176 continue; |
173 | 177 |
174 Addr addr; 175 if (!to_number(address, addr)) 176 continue; | 178 if (!tc->getSystemPtr()->kernelSymtab->insert(addr, symbol)) 179 continue; |
177 | 180 |
178 if (!tc->getSystemPtr()->kernelSymtab->insert(addr, symbol)) 179 continue; | |
180 | 181 |
181 182 DPRINTF(Loader, "Loaded symbol: %s @ %#llx\n", symbol, addr); 183 } 184 file.close(); | 182 DPRINTF(Loader, "Loaded symbol: %s @ %#llx\n", symbol, addr); |
185 } | 183 } |
184 file.close(); 185} |
|
186 | 186 |
187 void 188 resetstats(ThreadContext *tc, Tick delay, Tick period) 189 { 190 if (!tc->getCpuPtr()->params->do_statistics_insts) 191 return; | 187void 188resetstats(ThreadContext *tc, Tick delay, Tick period) 189{ 190 if (!tc->getCpuPtr()->params->do_statistics_insts) 191 return; |
192 193 | 192 193 |
194 Tick when = curTick + delay * Clock::Int::ns; 195 Tick repeat = period * Clock::Int::ns; | 194 Tick when = curTick + delay * Clock::Int::ns; 195 Tick repeat = period * Clock::Int::ns; |
196 | 196 |
197 Stats::StatEvent(false, true, when, repeat); 198 } | 197 Stats::StatEvent(false, true, when, repeat); 198} |
199 | 199 |
200 void 201 dumpstats(ThreadContext *tc, Tick delay, Tick period) 202 { 203 if (!tc->getCpuPtr()->params->do_statistics_insts) 204 return; | 200void 201dumpstats(ThreadContext *tc, Tick delay, Tick period) 202{ 203 if (!tc->getCpuPtr()->params->do_statistics_insts) 204 return; |
205 206 | 205 206 |
207 Tick when = curTick + delay * Clock::Int::ns; 208 Tick repeat = period * Clock::Int::ns; | 207 Tick when = curTick + delay * Clock::Int::ns; 208 Tick repeat = period * Clock::Int::ns; |
209 | 209 |
210 Stats::StatEvent(true, false, when, repeat); 211 } | 210 Stats::StatEvent(true, false, when, repeat); 211} |
212 | 212 |
213 void 214 addsymbol(ThreadContext *tc, Addr addr, Addr symbolAddr) 215 { 216 char symb[100]; 217 CopyStringOut(tc, symb, symbolAddr, 100); 218 std::string symbol(symb); | 213void 214addsymbol(ThreadContext *tc, Addr addr, Addr symbolAddr) 215{ 216 char symb[100]; 217 CopyStringOut(tc, symb, symbolAddr, 100); 218 std::string symbol(symb); |
219 | 219 |
220 DPRINTF(Loader, "Loaded symbol: %s @ %#llx\n", symbol, addr); | 220 DPRINTF(Loader, "Loaded symbol: %s @ %#llx\n", symbol, addr); |
221 | 221 |
222 tc->getSystemPtr()->kernelSymtab->insert(addr,symbol); 223 } | 222 tc->getSystemPtr()->kernelSymtab->insert(addr,symbol); 223} |
224 | 224 |
225 void 226 anBegin(ThreadContext *tc, uint64_t cur) 227 { 228 Annotate::annotations.add(tc->getSystemPtr(), 0, cur >> 32, cur & 229 0xFFFFFFFF, 0,0); 230 } | 225void 226anBegin(ThreadContext *tc, uint64_t cur) 227{ 228 Annotate::annotations.add(tc->getSystemPtr(), 0, cur >> 32, cur & 229 0xFFFFFFFF, 0,0); 230} |
231 | 231 |
232 void 233 anWait(ThreadContext *tc, uint64_t cur, uint64_t wait) 234 { 235 Annotate::annotations.add(tc->getSystemPtr(), 0, cur >> 32, cur & 236 0xFFFFFFFF, wait >> 32, wait & 0xFFFFFFFF); 237 } | 232void 233anWait(ThreadContext *tc, uint64_t cur, uint64_t wait) 234{ 235 Annotate::annotations.add(tc->getSystemPtr(), 0, cur >> 32, cur & 236 0xFFFFFFFF, wait >> 32, wait & 0xFFFFFFFF); 237} |
238 239 | 238 239 |
240 void 241 dumpresetstats(ThreadContext *tc, Tick delay, Tick period) 242 { 243 if (!tc->getCpuPtr()->params->do_statistics_insts) 244 return; | 240void 241dumpresetstats(ThreadContext *tc, Tick delay, Tick period) 242{ 243 if (!tc->getCpuPtr()->params->do_statistics_insts) 244 return; |
245 246 | 245 246 |
247 Tick when = curTick + delay * Clock::Int::ns; 248 Tick repeat = period * Clock::Int::ns; | 247 Tick when = curTick + delay * Clock::Int::ns; 248 Tick repeat = period * Clock::Int::ns; |
249 | 249 |
250 Stats::StatEvent(true, true, when, repeat); 251 } | 250 Stats::StatEvent(true, true, when, repeat); 251} |
252 | 252 |
253 void 254 m5checkpoint(ThreadContext *tc, Tick delay, Tick period) 255 { 256 if (!tc->getCpuPtr()->params->do_checkpoint_insts) 257 return; | 253void 254m5checkpoint(ThreadContext *tc, Tick delay, Tick period) 255{ 256 if (!tc->getCpuPtr()->params->do_checkpoint_insts) 257 return; |
258 | 258 |
259 Tick when = curTick + delay * Clock::Int::ns; 260 Tick repeat = period * Clock::Int::ns; | 259 Tick when = curTick + delay * Clock::Int::ns; 260 Tick repeat = period * Clock::Int::ns; |
261 | 261 |
262 schedExitSimLoop("checkpoint", when, repeat); | 262 schedExitSimLoop("checkpoint", when, repeat); 263} 264 265uint64_t 266readfile(ThreadContext *tc, Addr vaddr, uint64_t len, uint64_t offset) 267{ 268 const string &file = tc->getSystemPtr()->params()->readfile; 269 if (file.empty()) { 270 return ULL(0); |
263 } 264 | 271 } 272 |
265 uint64_t 266 readfile(ThreadContext *tc, Addr vaddr, uint64_t len, uint64_t offset) 267 { 268 const string &file = tc->getSystemPtr()->params()->readfile; 269 if (file.empty()) { 270 return ULL(0); 271 } | 273 uint64_t result = 0; |
272 | 274 |
273 uint64_t result = 0; | 275 int fd = ::open(file.c_str(), O_RDONLY, 0); 276 if (fd < 0) 277 panic("could not open file %s\n", file); |
274 | 278 |
275 int fd = ::open(file.c_str(), O_RDONLY, 0); 276 if (fd < 0) 277 panic("could not open file %s\n", file); | 279 if (::lseek(fd, offset, SEEK_SET) < 0) 280 panic("could not seek: %s", strerror(errno)); |
278 | 281 |
279 if (::lseek(fd, offset, SEEK_SET) < 0) 280 panic("could not seek: %s", strerror(errno)); | 282 char *buf = new char[len]; 283 char *p = buf; 284 while (len > 0) { 285 int bytes = ::read(fd, p, len); 286 if (bytes <= 0) 287 break; |
281 | 288 |
282 char *buf = new char[len]; 283 char *p = buf; 284 while (len > 0) { 285 int bytes = ::read(fd, p, len); 286 if (bytes <= 0) 287 break; 288 289 p += bytes; 290 result += bytes; 291 len -= bytes; 292 } 293 294 close(fd); 295 CopyIn(tc, vaddr, buf, result); 296 delete [] buf; 297 return result; | 289 p += bytes; 290 result += bytes; 291 len -= bytes; |
298 } 299 | 292 } 293 |
300 void debugbreak(ThreadContext *tc) 301 { 302 debug_break(); 303 } | 294 close(fd); 295 CopyIn(tc, vaddr, buf, result); 296 delete [] buf; 297 return result; 298} |
304 | 299 |
305 void switchcpu(ThreadContext *tc) 306 { 307 exitSimLoop("switchcpu"); 308 } | 300void 301debugbreak(ThreadContext *tc) 302{ 303 debug_break(); |
309} | 304} |
305 306void 307switchcpu(ThreadContext *tc) 308{ 309 exitSimLoop("switchcpu"); 310} 311 312/* namespace PseudoInst */ } |
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