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/*
* Copyright (c) 2014, 2017 ARM Limited
* All rights reserved
*
* The license below extends only to copyright in the software and shall
* not be construed as granting a license to any other intellectual
* property including but not limited to intellectual property relating
* to a hardware implementation of the functionality of the software
* licensed hereunder. You may use the software subject to the license
* terms below provided that you ensure that this notice is replicated
* unmodified and in its entirety in all distributions of the software,
* modified or unmodified, in source code or in binary form.
*
* Copyright (c) 2002-2005 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Nathan Binkert
* Andreas Sandberg
*/
#include "base/misc.hh"
#include <array>
#include "base/hostinfo.hh"
#include "base/output.hh"
#include "base/trace.hh"
#include "base/types.hh"
#include "sim/core.hh"
void
Logger::setLevel(LogLevel ll)
{
for (int i = 0; i < NUM_LOG_LEVELS; ++i)
get(LogLevel(i)).enabled = (i <= ll);
}
static void
newline_if_needed(std::ostream &stream, const char *format)
{
const size_t format_len(strlen(format));
switch (format_len ? format[format_len - 1] : '\0') {
case '\n':
case '\r':
break;
default:
stream << std::endl;
}
}
Logger::Logger(std::ostream &_stream, const char *_prefix)
: enabled(true), verbose(false), stream(_stream), prefix(_prefix)
{
}
void
Logger::printEpilogue(const char *func, const char *file, int line,
const char *format)
{
newline_if_needed(stream, format);
if (verbose) {
ccprintf(stream, " @ tick %d\n[%s:%s, line %d]\n",
curTick(), func, file, line);
}
}
class ExitLogger : public Logger
{
public:
using Logger::Logger;
void printEpilogue(const char *func, const char *file, int line,
const char *format) override;
};
void
ExitLogger::printEpilogue(const char *func, const char *file, int line,
const char *format)
{
Logger::printEpilogue(func, file, line, format);
ccprintf(stream, "Memory Usage: %ld KBytes\n", memUsage());
}
Logger &
Logger::get(LogLevel ll)
{
static std::array<Logger *, NUM_LOG_LEVELS> loggers{{
new ExitLogger(std::cerr, "panic"),
new ExitLogger(std::cerr, "fatal"),
new Logger(std::cerr, "warn"),
new Logger(std::cerr, "info"),
new Logger(std::cerr, "hack"),
}};
return *loggers[ll];
}
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