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revng-revng/lib/Support/Debug.cpp
T
Alessandro Di Federico 43cf36bfce Introduce revng_log and abandon DBG(...)
This commit introduces `revng_log`, a macro analagous to `revng_assert`,
which basically allows to have the benefit of the `Logger` class without
having to compute the expression to log if the logger is disabled.

This commit also completely dismisses the `DBG` macro, converting all
the old code to `Logger` + `revng_log`.
2018-10-03 23:11:13 +02:00

48 lines
1020 B
C++

/// \file debug.cpp
/// \brief Implementation of the debug framework
//
// This file is distributed under the MIT License. See LICENSE.md for details.
//
// Standard includes
#include <algorithm>
#include <iostream>
#include <string>
#include <vector>
// LLVM includes
#include "llvm/IR/Value.h"
// Local libraries includes
#include "revng/Support/Debug.h"
size_t MaxLoggerNameLength = 0;
LogTerminator DoLog;
llvm::ManagedStatic<LoggersRegistry> Loggers;
std::ostream &dbg(std::cerr);
Logger<> PassesLog("passes");
Logger<> ReleaseLog("release");
template<bool X>
void Logger<X>::emit() {
if (X && Enabled) {
std::string Pad = std::string(MaxLoggerNameLength - Name.size(), ' ');
dbg << "[" << Name.data() << Pad << "] ";
for (unsigned I = 0; I < IndentLevel; I++)
dbg << " ";
dbg << Buffer.str() << "\n";
Buffer.str("");
Buffer.clear();
}
}
template<bool X>
unsigned Logger<X>::IndentLevel;
// Force instantiation
template class Logger<true>;
template class Logger<false>;