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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.17.0/] [libgloss/] [frv/] [sim-time.c] - Rev 158
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/* sim-time.c -- stubs so clock can be linked in. * * Copyright (c) 2002 Red Hat, Inc * * The authors hereby grant permission to use, copy, modify, distribute, * and license this software and its documentation for any purpose, provided * that existing copyright notices are retained in all copies and that this * notice is included verbatim in any distributions. No written agreement, * license, or royalty fee is required for any of the authorized uses. * Modifications to this software may be copyrighted by their authors * and need not follow the licensing terms described here, provided that * the new terms are clearly indicated on the first page of each file where * they apply. */ #include <errno.h> #include <sys/time.h> #include <sys/times.h> #include "glue.h" /* * time -- simulator interface to return current time in seconds. */ __asm__ ("\ .text\n\ .globl _sim_time\n\ .type _sim_time,@function\n\ _sim_time:\n\ setlos #18, gr7\n\ tira gr0, #0\n\ ret\n\ .Lsim:\n\ .size _sim_time,.Lsim-_sim_time"); extern time_t _sim_time (void) __asm__("_sim_time"); /* * time -- return current time in seconds. */ time_t _DEFUN (time, time (t), time_t *t) { time_t ret = _sim_time (); if (t) *t = ret; return ret; } /* * _times -- no clock, so return an error. */ int _DEFUN (_times, _times (buf), struct tms *buf) { errno = EINVAL; return (-1); } /* * _gettimeofday -- implement in terms of time, which means we can't return the * microseconds. */ int _DEFUN (_gettimeofday, _gettimeofday (tv, tz), struct timeval *tv _AND void *tzvp) { struct timezone *tz = tzvp; if (tz) tz->tz_minuteswest = tz->tz_dsttime = 0; tv->tv_usec = 0; tv->tv_sec = _sim_time (); return 0; }