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86 lines
3.5 KiB
86 lines
3.5 KiB
// Copyright (c) 2007, Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// stackwalker_sparc.h: sparc-specific stackwalker.
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//
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// Provides stack frames given sparc register context and a memory region
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// corresponding to an sparc stack.
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//
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// Author: Michael Shang
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#ifndef PROCESSOR_STACKWALKER_SPARC_H__
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#define PROCESSOR_STACKWALKER_SPARC_H__
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#include "google_breakpad/common/breakpad_types.h"
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#include "google_breakpad/common/minidump_format.h"
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#include "google_breakpad/processor/stackwalker.h"
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namespace google_breakpad {
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class CodeModules;
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class StackwalkerSPARC : public Stackwalker {
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public:
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// context is a sparc context object that gives access to sparc-specific
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// register state corresponding to the innermost called frame to be
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// included in the stack. The other arguments are passed directly through
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// to the base Stackwalker constructor.
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StackwalkerSPARC(const SystemInfo *system_info,
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const MDRawContextSPARC *context,
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MemoryRegion *memory,
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const CodeModules *modules,
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SymbolSupplier *supplier,
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SourceLineResolverInterface *resolver);
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private:
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// Implementation of Stackwalker, using x86 context (%ebp, %esp, %eip) and
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// stack conventions (saved %ebp at [%ebp], saved %eip at 4[%ebp], or
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// alternate conventions as guided by stack_frame_info_).
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// Implementation of Stackwalker, using ppc context (stack pointer in %r1,
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// saved program counter in %srr0) and stack conventions (saved stack
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// pointer at 0(%r1), return address at 8(0(%r1)).
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// Implementation of Stackwalker, using sparc context (%fp, %sp, %pc) and
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// stack conventions (saved %sp at)
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virtual StackFrame* GetContextFrame();
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virtual StackFrame* GetCallerFrame(
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const CallStack *stack,
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const vector< linked_ptr<StackFrameInfo> > &stack_frame_info);
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// Stores the CPU context corresponding to the innermost stack frame to
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// be returned by GetContextFrame.
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const MDRawContextSPARC *context_;
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};
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} // namespace google_breakpad
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#endif // PROCESSOR_STACKWALKER_SPARC_H__
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