2 * Copyright (c) 2006 The Regents of The University of Michigan
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
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
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26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 * Authors: Nathan Binkert
31 #ifndef __ARCH_X86_STACKTRACE_HH__
32 #define __ARCH_X86_STACKTRACE_HH__
34 #include "base/trace.hh"
35 #include "cpu/static_inst.hh"
36 #include "debug/Stack.hh"
55 ProcessInfo(ThreadContext *_tc);
57 Addr task(Addr ksp) const;
58 int pid(Addr ksp) const;
59 std::string name(Addr ksp) const;
66 std::vector<Addr> stack;
69 bool isEntry(Addr addr);
70 bool decodePrologue(Addr sp, Addr callpc, Addr func, int &size, Addr &ra);
71 bool decodeSave(MachInst inst, int ®, int &disp);
72 bool decodeStack(MachInst inst, int &disp);
74 void trace(ThreadContext *tc, bool is_call);
78 StackTrace(ThreadContext *tc, const StaticInstPtr &inst);
87 bool valid() const { return tc != NULL; }
88 bool trace(ThreadContext *tc, const StaticInstPtr &inst);
91 const std::vector<Addr> &getstack() const { return stack; }
93 static const int user = 1;
94 static const int console = 2;
95 static const int unknown = 3;
102 void dprintf() { if (DTRACE(Stack)) dump(); }
110 StackTrace::trace(ThreadContext *tc, const StaticInstPtr &inst)
112 if (!inst->isCall() && !inst->isReturn())
118 trace(tc, !inst->isReturn());
123 #endif // __ARCH_X86_STACKTRACE_HH__