108 lines
2.3 KiB
C++
108 lines
2.3 KiB
C++
//===-- ExecutionContext.cpp ------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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//
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/Target/ExecutionContext.h"
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#include "lldb/Target/ExecutionContextScope.h"
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#include "lldb/Target/StackFrame.h"
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#include "lldb/Target/Process.h"
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#include "lldb/Target/Target.h"
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#include "lldb/Target/Thread.h"
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using namespace lldb_private;
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ExecutionContext::ExecutionContext() :
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target (NULL),
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process (NULL),
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thread (NULL),
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frame (NULL)
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{
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}
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ExecutionContext::ExecutionContext (Target* t, bool fill_current_process_thread_frame) :
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target (t),
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process (NULL),
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thread (NULL),
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frame (NULL)
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{
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if (t && fill_current_process_thread_frame)
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{
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process = t->GetProcessSP().get();
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if (process)
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{
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thread = process->GetThreadList().GetSelectedThread().get();
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if (thread)
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frame = thread->GetSelectedFrame().get();
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}
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}
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}
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ExecutionContext::ExecutionContext(Process* p, Thread *t, StackFrame *f) :
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target (p ? &p->GetTarget() : NULL),
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process (p),
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thread (t),
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frame (f)
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{
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}
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ExecutionContext::ExecutionContext (ExecutionContextScope *exe_scope_ptr)
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{
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if (exe_scope_ptr)
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exe_scope_ptr->CalculateExecutionContext (*this);
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else
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{
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target = NULL;
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process = NULL;
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thread = NULL;
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frame = NULL;
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}
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}
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ExecutionContext::ExecutionContext (ExecutionContextScope &exe_scope_ref)
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{
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exe_scope_ref.CalculateExecutionContext (*this);
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}
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void
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ExecutionContext::Clear()
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{
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target = NULL;
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process = NULL;
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thread = NULL;
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frame = NULL;
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}
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RegisterContext *
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ExecutionContext::GetRegisterContext () const
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{
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if (frame)
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return frame->GetRegisterContext();
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else if (thread)
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return thread->GetRegisterContext();
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return NULL;
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}
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ExecutionContextScope *
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ExecutionContext::GetBestExecutionContextScope () const
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{
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if (frame)
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return frame;
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if (thread)
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return thread;
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if (process)
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return process;
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return target;
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}
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