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comparison: toolkit/crashreporter/google-breakpad/src/processor/stackwalker_sparc.h
toolkit/crashreporter/google-breakpad/src/processor/stackwalker_sparc.h
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| 1 // Copyright (c) 2010 Google Inc. | |
| 2 // All rights reserved. | |
| 3 // | |
| 4 // Redistribution and use in source and binary forms, with or without | |
| 5 // modification, are permitted provided that the following conditions are | |
| 6 // met: | |
| 7 // | |
| 8 // * Redistributions of source code must retain the above copyright | |
| 9 // notice, this list of conditions and the following disclaimer. | |
| 10 // * Redistributions in binary form must reproduce the above | |
| 11 // copyright notice, this list of conditions and the following disclaimer | |
| 12 // in the documentation and/or other materials provided with the | |
| 13 // distribution. | |
| 14 // * Neither the name of Google Inc. nor the names of its | |
| 15 // contributors may be used to endorse or promote products derived from | |
| 16 // this software without specific prior written permission. | |
| 17 // | |
| 18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 | |
| 30 // stackwalker_sparc.h: sparc-specific stackwalker. | |
| 31 // | |
| 32 // Provides stack frames given sparc register context and a memory region | |
| 33 // corresponding to an sparc stack. | |
| 34 // | |
| 35 // Author: Michael Shang | |
| 36 | |
| 37 | |
| 38 #ifndef PROCESSOR_STACKWALKER_SPARC_H__ | |
| 39 #define PROCESSOR_STACKWALKER_SPARC_H__ | |
| 40 | |
| 41 | |
| 42 #include "google_breakpad/common/breakpad_types.h" | |
| 43 #include "google_breakpad/common/minidump_format.h" | |
| 44 #include "google_breakpad/processor/stackwalker.h" | |
| 45 | |
| 46 namespace google_breakpad { | |
| 47 | |
| 48 class CodeModules; | |
| 49 | |
| 50 class StackwalkerSPARC : public Stackwalker { | |
| 51 public: | |
| 52 // context is a sparc context object that gives access to sparc-specific | |
| 53 // register state corresponding to the innermost called frame to be | |
| 54 // included in the stack. The other arguments are passed directly through | |
| 55 // to the base Stackwalker constructor. | |
| 56 StackwalkerSPARC(const SystemInfo* system_info, | |
| 57 const MDRawContextSPARC* context, | |
| 58 MemoryRegion* memory, | |
| 59 const CodeModules* modules, | |
| 60 StackFrameSymbolizer* frame_symbolizer); | |
| 61 | |
| 62 private: | |
| 63 // Implementation of Stackwalker, using sparc context (%fp, %sp, %pc) and | |
| 64 // stack conventions | |
| 65 virtual StackFrame* GetContextFrame(); | |
| 66 virtual StackFrame* GetCallerFrame(const CallStack* stack, | |
| 67 bool stack_scan_allowed); | |
| 68 | |
| 69 // Stores the CPU context corresponding to the innermost stack frame to | |
| 70 // be returned by GetContextFrame. | |
| 71 const MDRawContextSPARC* context_; | |
| 72 }; | |
| 73 | |
| 74 | |
| 75 } // namespace google_breakpad | |
| 76 | |
| 77 | |
| 78 #endif // PROCESSOR_STACKWALKER_SPARC_H__ |
