src/base/misc.cc

   1 /*
   2  * Copyright (c) 2014 ARM Limited
   3  * All rights reserved
   4  *
   5  * The license below extends only to copyright in the software and shall
   6  * not be construed as granting a license to any other intellectual
   7  * property including but not limited to intellectual property relating
   8  * to a hardware implementation of the functionality of the software
   9  * licensed hereunder.  You may use the software subject to the license
  10  * terms below provided that you ensure that this notice is replicated
  11  * unmodified and in its entirety in all distributions of the software,
  12  * modified or unmodified, in source code or in binary form.
  13  *
  14  * Copyright (c) 2002-2005 The Regents of The University of Michigan
  15  * All rights reserved.
  16  *
  17  * Redistribution and use in source and binary forms, with or without
  18  * modification, are permitted provided that the following conditions are
  19  * met: redistributions of source code must retain the above copyright
  20  * notice, this list of conditions and the following disclaimer;
  21  * redistributions in binary form must reproduce the above copyright
  22  * notice, this list of conditions and the following disclaimer in the
  23  * documentation and/or other materials provided with the distribution;
  24  * neither the name of the copyright holders nor the names of its
  25  * contributors may be used to endorse or promote products derived from
  26  * this software without specific prior written permission.
  27  *
  28  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  29  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  30  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  31  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  32  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  33  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  34  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  35  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  36  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  37  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  38  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  39  *
  40  * Authors: Nathan Binkert
  41  *          Andreas Sandberg
  42  */
  43
  44 #include "base/misc.hh"
  45
  46 #include <cstdlib>
  47 #include <cstring>
  48 #include <string>
  49
  50 #include "base/cprintf.hh"
  51 #include "base/hostinfo.hh"
  52 #include "base/output.hh"
  53 #include "base/trace.hh"
  54 #include "base/types.hh"
  55 #include "sim/core.hh"
  56
  57 using namespace std;
  58
  59 bool want_warn = true;
  60 bool want_info = true;
  61 bool want_hack = true;
  62
  63 bool warn_verbose = false;
  64 bool info_verbose = false;
  65 bool hack_verbose = false;
  66
  67 static void
  68 newline_if_needed(std::ostream &stream, const char *format)
  69 {
  70     const size_t format_len(strlen(format));
  71
  72     switch (format_len ? format[format_len - 1] : '\0') {
  73       case '\n':
  74       case '\r':
  75         break;
  76       default:
  77         stream << std::endl;
  78     }
  79 }
  80
  81 void
  82 __exit_epilogue(int code,
  83                 const char *func, const char *file, int line,
  84                 const char *format)
  85 {
  86     newline_if_needed(std::cerr, format);
  87
  88     ccprintf(std::cerr,
  89              " @ tick %d\n"
  90              "[%s:%s, line %d]\n"
  91              "Memory Usage: %ld KBytes\n",
  92              curTick(), func, file, line, memUsage());
  93
  94     if (code < 0)
  95         abort();
  96     else
  97         exit(code);
  98 }
  99
 100 void
 101 __base_message_epilogue(std::ostream &stream, bool verbose,
 102                         const char *func, const char *file, int line,
 103                         const char *format)
 104 {
 105     newline_if_needed(stream, format);
 106
 107     if (verbose) {
 108         ccprintf(stream, " @ cycle %d\n[%s:%s, line %d]\n",
 109                  curTick(), func, file, line);
 110     }
 111 }