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/* -*-c-*- -------------- mix_vm_clock.c :
* Implementation of the functions declared in mix_vm_clock.h
* ------------------------------------------------------------------
* Copyright (C) 2000, 2001, 2006, 2007 Free Software Foundation, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "mix_vm_clock.h"
static const mix_time_t exec_times_[] = {
1, 2, 2, 10, 12, 10, 2, 1,
2, 2, 2, 2 , 2, 2, 2, 2,
2, 2, 2, 2 , 2, 2, 2, 2,
2, 2, 2, 2 , 2, 2, 2, 2,
2, 2, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
2, 2, 2, 2 , 2, 2, 2, 2
};
/* Create/delete a clock */
mix_vm_clock_t *
mix_vm_clock_new ()
{
mix_vm_clock_t *result = g_new (mix_vm_clock_t, 1);
result->time = 0;
return result;
}
void
mix_vm_clock_delete (mix_vm_clock_t *clock)
{
g_return_if_fail (clock != NULL);
}
/* Increase time with the units needed to execute ins */
mix_time_t
mix_vm_clock_add_lapse (mix_vm_clock_t *clock, const mix_ins_t *ins)
{
mix_time_t t = 0;
g_return_val_if_fail (clock != NULL, 0);
if (ins != NULL)
{
t = exec_times_[ins->opcode];
if (ins->opcode == mix_opMOVE) {
t += 2 * (ins->fspec);
}
}
clock->time += t;
return t;
}
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