ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 1 | // Copyright 2006-2008 the V8 project authors. All rights reserved. |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | // Platform specific code for NULLOS goes here |
| 29 | |
| 30 | // Minimal include to get access to abort, fprintf and friends for bootstrapping |
| 31 | // messages. |
| 32 | #include <stdio.h> |
| 33 | #include <stdlib.h> |
| 34 | |
| 35 | #include "v8.h" |
| 36 | |
| 37 | #include "platform.h" |
kasperl@chromium.org | a555126 | 2010-12-07 12:49:48 +0000 | [diff] [blame] | 38 | #include "vm-state-inl.h" |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 39 | |
| 40 | |
kasperl@chromium.org | 71affb5 | 2009-05-26 05:44:31 +0000 | [diff] [blame] | 41 | namespace v8 { |
| 42 | namespace internal { |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 43 | |
| 44 | // Give V8 the opportunity to override the default ceil behaviour. |
| 45 | double ceiling(double x) { |
| 46 | UNIMPLEMENTED(); |
| 47 | return 0; |
| 48 | } |
| 49 | |
| 50 | |
ager@chromium.org | 3811b43 | 2009-10-28 14:53:37 +0000 | [diff] [blame] | 51 | // Give V8 the opportunity to override the default fmod behavior. |
| 52 | double modulo(double x, double y) { |
| 53 | UNIMPLEMENTED(); |
| 54 | return 0; |
| 55 | } |
| 56 | |
| 57 | |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 58 | // Initialize OS class early in the V8 startup. |
| 59 | void OS::Setup() { |
| 60 | // Seed the random number generator. |
| 61 | UNIMPLEMENTED(); |
| 62 | } |
| 63 | |
| 64 | |
| 65 | // Returns the accumulated user time for thread. |
| 66 | int OS::GetUserTime(uint32_t* secs, uint32_t* usecs) { |
| 67 | UNIMPLEMENTED(); |
| 68 | *secs = 0; |
| 69 | *usecs = 0; |
| 70 | return 0; |
| 71 | } |
| 72 | |
| 73 | |
| 74 | // Returns current time as the number of milliseconds since |
| 75 | // 00:00:00 UTC, January 1, 1970. |
| 76 | double OS::TimeCurrentMillis() { |
| 77 | UNIMPLEMENTED(); |
| 78 | return 0; |
| 79 | } |
| 80 | |
| 81 | |
| 82 | // Returns ticks in microsecond resolution. |
| 83 | int64_t OS::Ticks() { |
| 84 | UNIMPLEMENTED(); |
| 85 | return 0; |
| 86 | } |
| 87 | |
| 88 | |
| 89 | // Returns a string identifying the current timezone taking into |
| 90 | // account daylight saving. |
sgjesse@chromium.org | b9d7da1 | 2009-08-05 08:38:10 +0000 | [diff] [blame] | 91 | const char* OS::LocalTimezone(double time) { |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 92 | UNIMPLEMENTED(); |
| 93 | return "<none>"; |
| 94 | } |
| 95 | |
| 96 | |
| 97 | // Returns the daylight savings offset in milliseconds for the given time. |
| 98 | double OS::DaylightSavingsOffset(double time) { |
| 99 | UNIMPLEMENTED(); |
| 100 | return 0; |
| 101 | } |
| 102 | |
| 103 | |
ager@chromium.org | ea4f62e | 2010-08-16 16:28:43 +0000 | [diff] [blame] | 104 | int OS::GetLastError() { |
| 105 | UNIMPLEMENTED(); |
| 106 | return 0; |
| 107 | } |
| 108 | |
| 109 | |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 110 | // Returns the local time offset in milliseconds east of UTC without |
| 111 | // taking daylight savings time into account. |
| 112 | double OS::LocalTimeOffset() { |
| 113 | UNIMPLEMENTED(); |
| 114 | return 0; |
| 115 | } |
| 116 | |
| 117 | |
| 118 | // Print (debug) message to console. |
| 119 | void OS::Print(const char* format, ...) { |
| 120 | UNIMPLEMENTED(); |
| 121 | } |
| 122 | |
| 123 | |
| 124 | // Print (debug) message to console. |
| 125 | void OS::VPrint(const char* format, va_list args) { |
| 126 | // Minimalistic implementation for bootstrapping. |
| 127 | vfprintf(stdout, format, args); |
| 128 | } |
| 129 | |
| 130 | |
whesse@chromium.org | 023421e | 2010-12-21 12:19:12 +0000 | [diff] [blame] | 131 | void OS::FPrint(FILE* out, const char* format, ...) { |
| 132 | va_list args; |
| 133 | va_start(args, format); |
| 134 | VFPrint(out, format, args); |
| 135 | va_end(args); |
| 136 | } |
| 137 | |
| 138 | |
| 139 | void OS::VFPrint(FILE* out, const char* format, va_list args) { |
| 140 | vfprintf(out, format, args); |
| 141 | } |
| 142 | |
| 143 | |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 144 | // Print error message to console. |
| 145 | void OS::PrintError(const char* format, ...) { |
| 146 | // Minimalistic implementation for bootstrapping. |
| 147 | va_list args; |
| 148 | va_start(args, format); |
| 149 | VPrintError(format, args); |
| 150 | va_end(args); |
| 151 | } |
| 152 | |
| 153 | |
| 154 | // Print error message to console. |
| 155 | void OS::VPrintError(const char* format, va_list args) { |
| 156 | // Minimalistic implementation for bootstrapping. |
| 157 | vfprintf(stderr, format, args); |
| 158 | } |
| 159 | |
| 160 | |
| 161 | int OS::SNPrintF(char* str, size_t size, const char* format, ...) { |
| 162 | UNIMPLEMENTED(); |
| 163 | return 0; |
| 164 | } |
| 165 | |
| 166 | |
| 167 | int OS::VSNPrintF(char* str, size_t size, const char* format, va_list args) { |
| 168 | UNIMPLEMENTED(); |
| 169 | return 0; |
| 170 | } |
| 171 | |
| 172 | |
ager@chromium.org | c4c9272 | 2009-11-18 14:12:51 +0000 | [diff] [blame] | 173 | uint64_t OS::CpuFeaturesImpliedByPlatform() { |
| 174 | return 0; |
| 175 | } |
| 176 | |
| 177 | |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 178 | double OS::nan_value() { |
| 179 | UNIMPLEMENTED(); |
| 180 | return 0; |
| 181 | } |
| 182 | |
ager@chromium.org | c4c9272 | 2009-11-18 14:12:51 +0000 | [diff] [blame] | 183 | |
| 184 | bool OS::ArmCpuHasFeature(CpuFeature feature) { |
| 185 | UNIMPLEMENTED(); |
| 186 | } |
| 187 | |
| 188 | |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 189 | bool OS::IsOutsideAllocatedSpace(void* address) { |
| 190 | UNIMPLEMENTED(); |
| 191 | return false; |
| 192 | } |
| 193 | |
| 194 | |
| 195 | size_t OS::AllocateAlignment() { |
| 196 | UNIMPLEMENTED(); |
| 197 | return 0; |
| 198 | } |
| 199 | |
| 200 | |
| 201 | void* OS::Allocate(const size_t requested, |
| 202 | size_t* allocated, |
| 203 | bool executable) { |
| 204 | UNIMPLEMENTED(); |
| 205 | return NULL; |
| 206 | } |
| 207 | |
| 208 | |
| 209 | void OS::Free(void* buf, const size_t length) { |
| 210 | // TODO(1240712): potential system call return value which is ignored here. |
| 211 | UNIMPLEMENTED(); |
| 212 | } |
| 213 | |
| 214 | |
kasperl@chromium.org | f5aa837 | 2009-03-24 14:47:14 +0000 | [diff] [blame] | 215 | #ifdef ENABLE_HEAP_PROTECTION |
| 216 | |
| 217 | void OS::Protect(void* address, size_t size) { |
| 218 | UNIMPLEMENTED(); |
| 219 | } |
| 220 | |
| 221 | |
| 222 | void OS::Unprotect(void* address, size_t size, bool is_executable) { |
| 223 | UNIMPLEMENTED(); |
| 224 | } |
| 225 | |
| 226 | #endif |
| 227 | |
| 228 | |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 229 | void OS::Sleep(int milliseconds) { |
| 230 | UNIMPLEMENTED(); |
| 231 | } |
| 232 | |
| 233 | |
| 234 | void OS::Abort() { |
| 235 | // Minimalistic implementation for bootstrapping. |
| 236 | abort(); |
| 237 | } |
| 238 | |
| 239 | |
| 240 | void OS::DebugBreak() { |
| 241 | UNIMPLEMENTED(); |
| 242 | } |
| 243 | |
| 244 | |
vegorov@chromium.org | 0a4e901 | 2011-01-24 12:33:13 +0000 | [diff] [blame] | 245 | OS::MemoryMappedFile* OS::MemoryMappedFile::open(const char* name) { |
| 246 | UNIMPLEMENTED(); |
| 247 | return NULL; |
| 248 | } |
| 249 | |
| 250 | |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 251 | OS::MemoryMappedFile* OS::MemoryMappedFile::create(const char* name, int size, |
| 252 | void* initial) { |
| 253 | UNIMPLEMENTED(); |
| 254 | return NULL; |
| 255 | } |
| 256 | |
| 257 | |
| 258 | void OS::LogSharedLibraryAddresses() { |
| 259 | UNIMPLEMENTED(); |
| 260 | } |
| 261 | |
| 262 | |
whesse@chromium.org | 4a5224e | 2010-10-20 12:37:07 +0000 | [diff] [blame] | 263 | void OS::SignalCodeMovingGC() { |
| 264 | UNIMPLEMENTED(); |
| 265 | } |
| 266 | |
| 267 | |
ager@chromium.org | 65dad4b | 2009-04-23 08:48:43 +0000 | [diff] [blame] | 268 | int OS::StackWalk(Vector<OS::StackFrame> frames) { |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 269 | UNIMPLEMENTED(); |
| 270 | return 0; |
| 271 | } |
| 272 | |
| 273 | |
| 274 | VirtualMemory::VirtualMemory(size_t size, void* address_hint) { |
| 275 | UNIMPLEMENTED(); |
| 276 | } |
| 277 | |
| 278 | |
| 279 | VirtualMemory::~VirtualMemory() { |
| 280 | UNIMPLEMENTED(); |
| 281 | } |
| 282 | |
| 283 | |
| 284 | bool VirtualMemory::IsReserved() { |
| 285 | UNIMPLEMENTED(); |
| 286 | return false; |
| 287 | } |
| 288 | |
| 289 | |
| 290 | bool VirtualMemory::Commit(void* address, size_t size, bool executable) { |
| 291 | UNIMPLEMENTED(); |
| 292 | return false; |
| 293 | } |
| 294 | |
| 295 | |
| 296 | bool VirtualMemory::Uncommit(void* address, size_t size) { |
| 297 | UNIMPLEMENTED(); |
| 298 | return false; |
| 299 | } |
| 300 | |
| 301 | |
| 302 | class ThreadHandle::PlatformData : public Malloced { |
| 303 | public: |
| 304 | explicit PlatformData(ThreadHandle::Kind kind) { |
| 305 | UNIMPLEMENTED(); |
| 306 | } |
| 307 | |
| 308 | void* pd_data_; |
| 309 | }; |
| 310 | |
| 311 | |
| 312 | ThreadHandle::ThreadHandle(Kind kind) { |
| 313 | UNIMPLEMENTED(); |
| 314 | // Shared setup follows. |
| 315 | data_ = new PlatformData(kind); |
| 316 | } |
| 317 | |
| 318 | |
| 319 | void ThreadHandle::Initialize(ThreadHandle::Kind kind) { |
| 320 | UNIMPLEMENTED(); |
| 321 | } |
| 322 | |
| 323 | |
| 324 | ThreadHandle::~ThreadHandle() { |
| 325 | UNIMPLEMENTED(); |
| 326 | // Shared tear down follows. |
| 327 | delete data_; |
| 328 | } |
| 329 | |
| 330 | |
| 331 | bool ThreadHandle::IsSelf() const { |
| 332 | UNIMPLEMENTED(); |
| 333 | return false; |
| 334 | } |
| 335 | |
| 336 | |
| 337 | bool ThreadHandle::IsValid() const { |
| 338 | UNIMPLEMENTED(); |
| 339 | return false; |
| 340 | } |
| 341 | |
| 342 | |
| 343 | Thread::Thread() : ThreadHandle(ThreadHandle::INVALID) { |
lrn@chromium.org | 5d00b60 | 2011-01-05 09:51:43 +0000 | [diff] [blame] | 344 | set_name("v8:<unknown>"); |
| 345 | UNIMPLEMENTED(); |
| 346 | } |
| 347 | |
| 348 | |
| 349 | Thread::Thread(const char* name) : ThreadHandle(ThreadHandle::INVALID) { |
| 350 | set_name(name); |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 351 | UNIMPLEMENTED(); |
| 352 | } |
| 353 | |
| 354 | |
| 355 | Thread::~Thread() { |
| 356 | UNIMPLEMENTED(); |
| 357 | } |
| 358 | |
| 359 | |
lrn@chromium.org | 5d00b60 | 2011-01-05 09:51:43 +0000 | [diff] [blame] | 360 | void Thread::set_name(const char* name) { |
| 361 | strncpy(name_, name, sizeof(name_)); |
| 362 | name_[sizeof(name_) - 1] = '\0'; |
| 363 | } |
| 364 | |
| 365 | |
mads.s.ager@gmail.com | 769cc96 | 2008-08-06 10:02:49 +0000 | [diff] [blame] | 366 | void Thread::Start() { |
| 367 | UNIMPLEMENTED(); |
| 368 | } |
| 369 | |
| 370 | |
| 371 | void Thread::Join() { |
| 372 | UNIMPLEMENTED(); |
| 373 | } |
| 374 | |
| 375 | |
| 376 | Thread::LocalStorageKey Thread::CreateThreadLocalKey() { |
| 377 | UNIMPLEMENTED(); |
| 378 | return static_cast<LocalStorageKey>(0); |
| 379 | } |
| 380 | |
| 381 | |
| 382 | void Thread::DeleteThreadLocalKey(LocalStorageKey key) { |
| 383 | UNIMPLEMENTED(); |
| 384 | } |
| 385 | |
| 386 | |
| 387 | void* Thread::GetThreadLocal(LocalStorageKey key) { |
| 388 | UNIMPLEMENTED(); |
| 389 | return NULL; |
| 390 | } |
| 391 | |
| 392 | |
| 393 | void Thread::SetThreadLocal(LocalStorageKey key, void* value) { |
| 394 | UNIMPLEMENTED(); |
| 395 | } |
| 396 | |
| 397 | |
| 398 | void Thread::YieldCPU() { |
| 399 | UNIMPLEMENTED(); |
| 400 | } |
| 401 | |
| 402 | |
| 403 | class NullMutex : public Mutex { |
| 404 | public: |
| 405 | NullMutex() : data_(NULL) { |
| 406 | UNIMPLEMENTED(); |
| 407 | } |
| 408 | |
| 409 | virtual ~NullMutex() { |
| 410 | UNIMPLEMENTED(); |
| 411 | } |
| 412 | |
| 413 | virtual int Lock() { |
| 414 | UNIMPLEMENTED(); |
| 415 | return 0; |
| 416 | } |
| 417 | |
| 418 | virtual int Unlock() { |
| 419 | UNIMPLEMENTED(); |
| 420 | return 0; |
| 421 | } |
| 422 | |
| 423 | private: |
| 424 | void* data_; |
| 425 | }; |
| 426 | |
| 427 | |
| 428 | Mutex* OS::CreateMutex() { |
| 429 | UNIMPLEMENTED(); |
| 430 | return new NullMutex(); |
| 431 | } |
| 432 | |
| 433 | |
| 434 | class NullSemaphore : public Semaphore { |
| 435 | public: |
| 436 | explicit NullSemaphore(int count) : data_(NULL) { |
| 437 | UNIMPLEMENTED(); |
| 438 | } |
| 439 | |
| 440 | virtual ~NullSemaphore() { |
| 441 | UNIMPLEMENTED(); |
| 442 | } |
| 443 | |
| 444 | virtual void Wait() { |
| 445 | UNIMPLEMENTED(); |
| 446 | } |
| 447 | |
| 448 | virtual void Signal() { |
| 449 | UNIMPLEMENTED(); |
| 450 | } |
| 451 | private: |
| 452 | void* data_; |
| 453 | }; |
| 454 | |
| 455 | |
| 456 | Semaphore* OS::CreateSemaphore(int count) { |
| 457 | UNIMPLEMENTED(); |
| 458 | return new NullSemaphore(count); |
| 459 | } |
| 460 | |
| 461 | #ifdef ENABLE_LOGGING_AND_PROFILING |
| 462 | |
| 463 | class ProfileSampler::PlatformData : public Malloced { |
| 464 | public: |
| 465 | PlatformData() { |
| 466 | UNIMPLEMENTED(); |
| 467 | } |
| 468 | }; |
| 469 | |
| 470 | |
| 471 | ProfileSampler::ProfileSampler(int interval) { |
| 472 | UNIMPLEMENTED(); |
| 473 | // Shared setup follows. |
| 474 | data_ = new PlatformData(); |
| 475 | interval_ = interval; |
| 476 | active_ = false; |
| 477 | } |
| 478 | |
| 479 | |
| 480 | ProfileSampler::~ProfileSampler() { |
| 481 | UNIMPLEMENTED(); |
| 482 | // Shared tear down follows. |
| 483 | delete data_; |
| 484 | } |
| 485 | |
| 486 | |
| 487 | void ProfileSampler::Start() { |
| 488 | UNIMPLEMENTED(); |
| 489 | } |
| 490 | |
| 491 | |
| 492 | void ProfileSampler::Stop() { |
| 493 | UNIMPLEMENTED(); |
| 494 | } |
| 495 | |
| 496 | #endif // ENABLE_LOGGING_AND_PROFILING |
| 497 | |
| 498 | } } // namespace v8::internal |