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https://github.com/dingusdev/dingusppc.git
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50018010c7
Keeps track of instructions (including operands) that are executed, to see if there are any hotspots that could be optimized or fastpaths that should be added. Also adds a mode where CPU profiler data is periodically output, to make it easier to get at these instruction counts during startup.
79 lines
2.0 KiB
C++
79 lines
2.0 KiB
C++
/*
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DingusPPC - The Experimental PowerPC Macintosh emulator
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Copyright (C) 2018-21 divingkatae and maximum
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(theweirdo) spatium
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(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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/** Interface definition for the Profiler.
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*/
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#ifndef PROFILER_H
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#define PROFILER_H
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#include <cinttypes>
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#include <map>
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#include <memory>
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#include <string>
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#include <vector>
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enum class ProfileVarFmt { DEC, HEX, COUNT };
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/** Define a special data type for profile variables. */
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typedef struct ProfileVar {
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std::string name;
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ProfileVarFmt format;
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uint64_t value;
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uint64_t count_total;
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} ProfileVar;
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/** Base class for user-defined profiles. */
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class BaseProfile {
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public:
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BaseProfile(std::string name) { this->name = name; };
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virtual ~BaseProfile() = default;
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virtual void populate_variables(std::vector<ProfileVar>& vars) = 0;
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virtual void reset(void) = 0; // reset profile counters
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private:
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std::string name;
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};
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/** Profiler class for managing of user-defined profiles. */
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class Profiler {
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public:
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Profiler();
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virtual ~Profiler() = default;
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bool register_profile(std::string name, std::unique_ptr<BaseProfile> profile_obj);
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void print_profile(std::string name);
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void reset_profile(std::string name);
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private:
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std::map<std::string, std::unique_ptr<BaseProfile>> profiles_map;
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};
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extern std::unique_ptr<Profiler> gProfilerObj;
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#endif /* PROFILER_H */
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