source: libcfa/src/startup.cfa @ 760c88c

//
// Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
//
// startup.c --
//
// Author           : Peter A. Buhr
// Created On       : Tue Jul 24 16:21:57 2018
// Last Modified By : Peter A. Buhr
// Last Modified On : Mon Dec  5 11:41:58 2022
// Update Count     : 73
//

#include <time.h>                                                                               // tzset
#include <locale.h>                                                                             // setlocale
#include <stdlib.h>                                                                             // getenv
#include "bits/defs.hfa"                                                                // rdtscl
#include "bits/random.hfa"                                                              // rdtscl
#include "startup.hfa"

extern size_t __global_random_seed;                                             // sequential/concurrent
extern PRNG_STATE_T __global_random_state;                              // sequential

extern "C" {
        void __cfaabi_memory_startup( void ) __attribute__(( constructor( STARTUP_PRIORITY_MEMORY ) ));
        void __cfaabi_memory_startup( void ) {
                extern void memory_startup();
                memory_startup();
        } // __cfaabi_memory_startup

        void __cfaabi_memory_shutdown( void ) __attribute__(( destructor( STARTUP_PRIORITY_MEMORY ) ));
        void __cfaabi_memory_shutdown( void ) {
                extern void memory_shutdown();
                memory_shutdown();
        } // __cfaabi_memory_shutdown

        void __cfaabi_appready_startup( void ) __attribute__(( constructor( STARTUP_PRIORITY_APPREADY ) ));
        void __cfaabi_appready_startup( void ) {
                tzset();                                                                                // initialize time global variables
                extern void heapAppStart();
                heapAppStart();
        } // __cfaabi_appready_startup

        void __cfaabi_appready_shutdown( void ) __attribute__(( destructor( STARTUP_PRIORITY_APPREADY ) ));
        void __cfaabi_appready_shutdown( void ) {
                extern void heapAppStop();
                heapAppStop();
        } // __cfaabi_appready_shutdown

        void disable_interrupts() __attribute__(( weak )) libcfa_nopreempt libcfa_public {}
        void enable_interrupts() __attribute__(( weak )) libcfa_nopreempt libcfa_public {}
        bool poll_interrupts() __attribute__(( weak )) libcfa_nopreempt libcfa_public { return false; }

        __attribute__((visibility("hidden"))) extern void * const __start_cfatext_nopreempt;
        __attribute__((visibility("hidden"))) extern void * const __stop_cfatext_nopreempt;

        __attribute__((visibility("protected"))) const __cfa_nopreempt_region __libcfa_nopreempt @= {
                (void * const)&__start_cfatext_nopreempt,
                (void * const)&__stop_cfatext_nopreempt
        };


        extern void __cfaabi_interpose_startup( void );
        extern void __cfaabi_device_startup   ( void );
        extern void __cfaabi_device_shutdown  ( void );

        void __cfaabi_core_startup( void ) __attribute__(( constructor( STARTUP_PRIORITY_CORE ) ));
        void __cfaabi_core_startup( void ) {
                __global_random_seed = rdtscl();
                PRNG_SET_SEED( __global_random_state, __global_random_seed );

                __cfaabi_interpose_startup();
                __cfaabi_device_startup();
        } // __cfaabi_core_startup

        void __cfaabi_core_shutdown( void ) __attribute__(( destructor( STARTUP_PRIORITY_CORE ) ));
        void __cfaabi_core_shutdown( void ) {
                __cfaabi_device_shutdown();
        } // __cfaabi_core_shutdown
} // extern "C"

struct __spinlock_t;

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