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53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef LulDwarfSummariser_h
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#define LulDwarfSummariser_h
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#include "LulMainInt.h"
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namespace lul {
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class Summariser
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{
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public:
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Summariser(SecMap* aSecMap, uintptr_t aTextBias, void(*aLog)(const char*));
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void Entry(uintptr_t aAddress, uintptr_t aLength);
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void End();
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void Rule(uintptr_t aAddress,
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int aNewReg, int aOldReg, intptr_t aOffset, bool aDeref);
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private:
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// The SecMap in which we park the finished summaries (RuleSets).
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SecMap* mSecMap;
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// Running state for the current summary (RuleSet) under construction.
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RuleSet mCurrRules;
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// The start of the address range to which the RuleSet under
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// construction applies.
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uintptr_t mCurrAddr;
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// The highest address, plus one, for which the RuleSet under
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// construction could possibly apply. If there are no further
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// incoming events then mCurrRules will eventually be emitted
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// as-is, for the range mCurrAddr.. mMax1Addr - 1, if that is
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// nonempty.
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uintptr_t mMax1Addr;
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// The bias value (to add to the SVMAs, to get AVMAs) to be used
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// when adding entries into mSecMap.
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uintptr_t mTextBias;
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// A logging sink, for debugging.
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void (*mLog)(const char* aFmt);
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};
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} // namespace lul
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#endif // LulDwarfSummariser_h
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