OLD | NEW |
1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
(...skipping 239 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
250 // Safe formatting print. Ensures that str is always null-terminated. | 250 // Safe formatting print. Ensures that str is always null-terminated. |
251 // Returns the number of chars written, or -1 if output was truncated. | 251 // Returns the number of chars written, or -1 if output was truncated. |
252 static int SNPrintF(Vector<char> str, const char* format, ...); | 252 static int SNPrintF(Vector<char> str, const char* format, ...); |
253 static int VSNPrintF(Vector<char> str, | 253 static int VSNPrintF(Vector<char> str, |
254 const char* format, | 254 const char* format, |
255 va_list args); | 255 va_list args); |
256 | 256 |
257 static char* StrChr(char* str, int c); | 257 static char* StrChr(char* str, int c); |
258 static void StrNCpy(Vector<char> dest, const char* src, size_t n); | 258 static void StrNCpy(Vector<char> dest, const char* src, size_t n); |
259 | 259 |
260 // Support for profiler. Can do nothing, in which case ticks | 260 // Support for the profiler. Can do nothing, in which case ticks |
261 // occuring in shared libraries will not be properly accounted | 261 // occuring in shared libraries will not be properly accounted for. |
262 // for. | |
263 static void LogSharedLibraryAddresses(); | 262 static void LogSharedLibraryAddresses(); |
264 | 263 |
| 264 // Support for the profiler. Notifies the external profiling |
| 265 // process that a code moving garbage collection starts. Can do |
| 266 // nothing, in which case the code objects must not move (e.g., by |
| 267 // using --never-compact) if accurate profiling is desired. |
| 268 static void SignalCodeMovingGC(); |
| 269 |
265 // The return value indicates the CPU features we are sure of because of the | 270 // The return value indicates the CPU features we are sure of because of the |
266 // OS. For example MacOSX doesn't run on any x86 CPUs that don't have SSE2 | 271 // OS. For example MacOSX doesn't run on any x86 CPUs that don't have SSE2 |
267 // instructions. | 272 // instructions. |
268 // This is a little messy because the interpretation is subject to the cross | 273 // This is a little messy because the interpretation is subject to the cross |
269 // of the CPU and the OS. The bits in the answer correspond to the bit | 274 // of the CPU and the OS. The bits in the answer correspond to the bit |
270 // positions indicated by the members of the CpuFeature enum from globals.h | 275 // positions indicated by the members of the CpuFeature enum from globals.h |
271 static uint64_t CpuFeaturesImpliedByPlatform(); | 276 static uint64_t CpuFeaturesImpliedByPlatform(); |
272 | 277 |
273 // Returns the double constant NAN | 278 // Returns the double constant NAN |
274 static double nan_value(); | 279 static double nan_value(); |
(...skipping 302 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
577 bool active_; | 582 bool active_; |
578 PlatformData* data_; // Platform specific data. | 583 PlatformData* data_; // Platform specific data. |
579 DISALLOW_IMPLICIT_CONSTRUCTORS(Sampler); | 584 DISALLOW_IMPLICIT_CONSTRUCTORS(Sampler); |
580 }; | 585 }; |
581 | 586 |
582 #endif // ENABLE_LOGGING_AND_PROFILING | 587 #endif // ENABLE_LOGGING_AND_PROFILING |
583 | 588 |
584 } } // namespace v8::internal | 589 } } // namespace v8::internal |
585 | 590 |
586 #endif // V8_PLATFORM_H_ | 591 #endif // V8_PLATFORM_H_ |
OLD | NEW |