88 lines
2.3 KiB
C++
88 lines
2.3 KiB
C++
/* -*- c++ -*- ----------------------------------------------------------
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LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator
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http://lammps.sandia.gov, Sandia National Laboratories
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Steve Plimpton, sjplimp@sandia.gov
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Copyright (2003) Sandia Corporation. Under the terms of Contract
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DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government retains
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certain rights in this software. This software is distributed under
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the GNU General Public License.
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See the README file in the top-level LAMMPS directory.
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------------------------------------------------------------------------- */
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#ifndef LMP_TIMER_H
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#define LMP_TIMER_H
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#include "pointers.h"
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namespace LAMMPS_NS {
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class Timer : protected Pointers {
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public:
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enum ttype {RESET=-2,START=-1,TOTAL=0,PAIR,BOND,KSPACE,NEIGH,COMM,
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MODIFY,OUTPUT,SYNC,ALL,DEPHASE,DYNAMICS,QUENCH,NEB,REPCOMM,
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REPOUT,NUM_TIMER};
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enum tlevel {OFF=0,LOOP,NORMAL,FULL};
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Timer(class LAMMPS *);
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~Timer() {};
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void init();
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// inline function to reduce overhead if we want no detailed timings
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void stamp(enum ttype which=START) {
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if (_level > LOOP) _stamp(which);
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}
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void barrier_start();
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void barrier_stop();
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// accessor methods for supported level of detail
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bool has_loop() const { return (_level >= LOOP); }
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bool has_normal() const { return (_level >= NORMAL); }
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bool has_full() const { return (_level >= FULL); }
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bool has_sync() const { return (_sync != OFF); }
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double elapsed(enum ttype);
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double cpu(enum ttype);
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double get_cpu(enum ttype which) const {
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return cpu_array[which]; };
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double get_wall(enum ttype which) const {
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return wall_array[which]; };
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void set_wall(enum ttype, double);
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void modify_params(int, char **);
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private:
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double cpu_array[NUM_TIMER];
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double wall_array[NUM_TIMER];
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double previous_cpu;
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double previous_wall;
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int _level; // level of detail: off=0,loop=1,normal=2,full=3
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int _sync; // if nonzero, synchronize tasks before setting the timer
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// update requested timer array
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void _stamp(enum ttype);
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};
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}
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#endif
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/* ERROR/WARNING messages:
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E: Illegal ... command
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Self-explanatory. Check the input script syntax and compare to the
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documentation for the command. You can use -echo screen as a
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command-line option when running LAMMPS to see the offending line.
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*/
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