The Tor Browser: tools/profiler/LulDwarfSummariser.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */

     3 /* This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this

     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     7 #ifndef LulDwarfSummariser_h

     8 #define LulDwarfSummariser_h

    10 #include "LulMainInt.h"

    12 namespace lul {

    14 class Summariser

    15 {

    16 public:

    17   Summariser(SecMap* aSecMap, uintptr_t aTextBias, void(*aLog)(const char*));

    19   void Entry(uintptr_t aAddress, uintptr_t aLength);

    20   void End();

    21   void Rule(uintptr_t aAddress,

    22             int aNewReg, int aOldReg, intptr_t aOffset, bool aDeref);

    24 private:

    25   // The SecMap in which we park the finished summaries (RuleSets).

    26   SecMap* mSecMap;

    28   // Running state for the current summary (RuleSet) under construction.

    29   RuleSet mCurrRules;

    31   // The start of the address range to which the RuleSet under

    32   // construction applies.

    33   uintptr_t mCurrAddr;

    35   // The highest address, plus one, for which the RuleSet under

    36   // construction could possibly apply.  If there are no further

    37   // incoming events then mCurrRules will eventually be emitted

    38   // as-is, for the range mCurrAddr.. mMax1Addr - 1, if that is

    39   // nonempty.

    40   uintptr_t mMax1Addr;

    42   // The bias value (to add to the SVMAs, to get AVMAs) to be used

    43   // when adding entries into mSecMap.

    44   uintptr_t mTextBias;

    46   // A logging sink, for debugging.

    47   void (*mLog)(const char* aFmt);

    48 };

    50 } // namespace lul

    52 #endif // LulDwarfSummariser_h

The Tor Browser / file revision