| /* |
| * Copyright (c) 2021 Daniel R. Carvalho |
| * Copyright (c) 2019 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) 2003-2005 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. |
| */ |
| |
| #include "base/stats/info.hh" |
| |
| #include <cctype> |
| |
| #include "base/cprintf.hh" |
| #include "base/debug.hh" |
| #include "base/logging.hh" |
| #include "base/stats/storage.hh" |
| #include "base/str.hh" |
| |
| namespace gem5 |
| { |
| |
| namespace statistics |
| { |
| |
| std::string Info::separatorString = "::"; |
| |
| int Info::id_count = 0; |
| |
| int debug_break_id = -1; |
| |
| NameMapType & |
| nameMap() |
| { |
| static NameMapType the_map; |
| return the_map; |
| } |
| |
| Info::Info() |
| : flags(none), precision(-1), prereq(0), storageParams() |
| { |
| id = id_count++; |
| if (debug_break_id >= 0 and debug_break_id == id) |
| debug::breakpoint(); |
| } |
| |
| Info::~Info() |
| { |
| } |
| |
| StorageParams const* |
| Info::getStorageParams() const |
| { |
| return storageParams.get(); |
| } |
| |
| void |
| Info::setStorageParams(const StorageParams *const params) |
| { |
| return storageParams.reset(params); |
| } |
| |
| bool |
| validateStatName(const std::string &name) |
| { |
| if (name.empty()) |
| return false; |
| |
| std::vector<std::string> vec; |
| tokenize(vec, name, '.', false); |
| std::vector<std::string>::const_iterator item = vec.begin(); |
| while (item != vec.end()) { |
| if (item->empty()) |
| return false; |
| |
| std::string::const_iterator c = item->begin(); |
| |
| // The first character is different |
| if (!isalpha(*c) && *c != '_') |
| return false; |
| |
| // The rest of the characters have different rules. |
| while (++c != item->end()) { |
| if (!isalnum(*c) && *c != '_') |
| return false; |
| } |
| |
| ++item; |
| } |
| |
| return true; |
| } |
| |
| void |
| Info::setName(const std::string &name, bool old_style) |
| { |
| if (!validateStatName(name)) |
| panic("invalid stat name '%s'", name); |
| |
| // We only register the stat with the nameMap() if we are using |
| // old-style stats without a parent group. New-style stats should |
| // be unique since their names should correspond to a member |
| // variable. |
| if (old_style) { |
| auto p = nameMap().insert(make_pair(name, this)); |
| |
| panic_if(!p.second, "same statistic name used twice! name=%s\n", name); |
| } |
| |
| this->name = name; |
| } |
| |
| bool |
| Info::less(Info *stat1, Info *stat2) |
| { |
| const std::string &name1 = stat1->name; |
| const std::string &name2 = stat2->name; |
| |
| std::vector<std::string> v1; |
| std::vector<std::string> v2; |
| |
| tokenize(v1, name1, '.'); |
| tokenize(v2, name2, '.'); |
| |
| size_type last = std::min(v1.size(), v2.size()) - 1; |
| for (off_type i = 0; i < last; ++i) |
| if (v1[i] != v2[i]) |
| return v1[i] < v2[i]; |
| |
| // Special compare for last element. |
| if (v1[last] == v2[last]) |
| return v1.size() < v2.size(); |
| else |
| return v1[last] < v2[last]; |
| |
| return false; |
| } |
| |
| bool |
| Info::baseCheck() const |
| { |
| if (!(flags & statistics::init)) { |
| panic("this is stat number %d\n" |
| "Not all stats have been initialized.\n" |
| "You may need to add <ParentClass>::regStats() to a" |
| " new SimObject's regStats() function. Name: %s", |
| id, name); |
| return false; |
| } |
| |
| if ((flags & display) && name.empty()) { |
| panic("all printable stats must be named"); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| void |
| Info::enable() |
| { |
| } |
| |
| void |
| VectorInfo::enable() |
| { |
| size_type s = size(); |
| if (subnames.size() < s) |
| subnames.resize(s); |
| if (subdescs.size() < s) |
| subdescs.resize(s); |
| } |
| |
| void |
| VectorDistInfo::enable() |
| { |
| size_type s = size(); |
| if (subnames.size() < s) |
| subnames.resize(s); |
| if (subdescs.size() < s) |
| subdescs.resize(s); |
| } |
| |
| void |
| Vector2dInfo::enable() |
| { |
| if (subnames.size() < x) |
| subnames.resize(x); |
| if (subdescs.size() < x) |
| subdescs.resize(x); |
| if (y_subnames.size() < y) |
| y_subnames.resize(y); |
| } |
| |
| } // namespace statistics |
| } // namespace gem5 |