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  • src/libcfa/concurrency/alarm.h

    r6b0b624 rc81ebf9  
     1//                              -*- Mode: CFA -*-
    12//
    23// Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
    … …  
    910// Author           : Thierry Delisle
    1011// Created On       : Fri Jun 2 11:31:25 2017
    11 // Last Modified By : Peter A. Buhr
    12 // Last Modified On : Sat Jul 22 09:59:27 2017
    13 // Update Count     : 3
     12// Last Modified By : Thierry Delisle
     13// Last Modified On : --
     14// Update Count     : 0
    1415//
    1516
    16 #pragma once
     17#ifndef ALARM_H
     18#define ALARM_H
    1719
    1820#include <stdbool.h>
    19 #include <stdint.h>
    2021
    21 #include <assert.h>
     22#include "assert"
     23
     24typedef unsigned long int __cfa_time_t;
    2225
    2326struct thread_desc;
    2427struct processor;
    2528
    26 struct timespec;
    27 struct itimerval;
    28 
    29 //=============================================================================================
    30 // time type
    31 //=============================================================================================
    32 
    33 struct __cfa_time_t {
    34         uint64_t val;
    35 };
    36 
    37 // ctors
    38 void ?{}( __cfa_time_t * this );
    39 void ?{}( __cfa_time_t * this, zero_t zero );
    40 void ?{}( __cfa_time_t * this, timespec * curr );
    41 void ?{}( itimerval * this, __cfa_time_t * alarm );
    42 
    43 __cfa_time_t ?=?( __cfa_time_t * this, zero_t rhs );
    44 
    45 // logical ops
    46 static inline bool ?==?( __cfa_time_t lhs, __cfa_time_t rhs ) { return lhs.val == rhs.val; }
    47 static inline bool ?!=?( __cfa_time_t lhs, __cfa_time_t rhs ) { return lhs.val != rhs.val; }
    48 static inline bool ?>? ( __cfa_time_t lhs, __cfa_time_t rhs ) { return lhs.val >  rhs.val; }
    49 static inline bool ?<? ( __cfa_time_t lhs, __cfa_time_t rhs ) { return lhs.val <  rhs.val; }
    50 static inline bool ?>=?( __cfa_time_t lhs, __cfa_time_t rhs ) { return lhs.val >= rhs.val; }
    51 static inline bool ?<=?( __cfa_time_t lhs, __cfa_time_t rhs ) { return lhs.val <= rhs.val; }
    52 
    53 static inline bool ?==?( __cfa_time_t lhs, zero_t rhs ) { return lhs.val == rhs; }
    54 static inline bool ?!=?( __cfa_time_t lhs, zero_t rhs ) { return lhs.val != rhs; }
    55 static inline bool ?>? ( __cfa_time_t lhs, zero_t rhs ) { return lhs.val >  rhs; }
    56 static inline bool ?<? ( __cfa_time_t lhs, zero_t rhs ) { return lhs.val <  rhs; }
    57 static inline bool ?>=?( __cfa_time_t lhs, zero_t rhs ) { return lhs.val >= rhs; }
    58 static inline bool ?<=?( __cfa_time_t lhs, zero_t rhs ) { return lhs.val <= rhs; }
    59 
    60 // addition/substract
    61 static inline __cfa_time_t ?+?( __cfa_time_t lhs, __cfa_time_t rhs ) {
    62         __cfa_time_t ret;
    63         ret.val = lhs.val + rhs.val;
    64         return ret;
    65 }
    66 
    67 static inline __cfa_time_t ?-?( __cfa_time_t lhs, __cfa_time_t rhs ) {
    68         __cfa_time_t ret;
    69         ret.val = lhs.val - rhs.val;
    70         return ret;
    71 }
    72 
    73 __cfa_time_t from_s ( uint64_t );
    74 __cfa_time_t from_ms( uint64_t );
    75 __cfa_time_t from_us( uint64_t );
    76 __cfa_time_t from_ns( uint64_t );
    77 
    78 extern __cfa_time_t zero_time;
    79 
    8029//=============================================================================================
    8130// Clock logic
    8231//=============================================================================================
     32
     33#define TIMEGRAN 1_000_000_000L                         // nanosecond granularity, except for timeval
    8334
    8435__cfa_time_t __kernel_get_time();
    … …  
    10556typedef alarm_node_t ** __alarm_it_t;
    10657
    107 void ?{}( alarm_node_t * this, thread_desc * thrd, __cfa_time_t alarm = zero_time, __cfa_time_t period = zero_time );
    108 void ?{}( alarm_node_t * this, processor   * proc, __cfa_time_t alarm = zero_time, __cfa_time_t period = zero_time );
     58void ?{}( alarm_node_t * this, thread_desc * thrd, __cfa_time_t alarm = 0, __cfa_time_t period = 0 );
     59void ?{}( alarm_node_t * this, processor   * proc, __cfa_time_t alarm = 0, __cfa_time_t period = 0 );
    10960void ^?{}( alarm_node_t * this );
    11061
    … …  
    12576void unregister_self( alarm_node_t * this );
    12677
     78#endif
     79
    12780// Local Variables: //
    128 // mode: c //
     81// mode: CFA //
    12982// tab-width: 6 //
    13083// End: //
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