source: libcfa/src/startup.cfa@ 4dba1da

ADT ast-experimental pthread-emulation
Last change on this file since 4dba1da was b443db0, checked in by Thierry Delisle <tdelisle@…>, 3 years ago

Change how no preempts zone are implemented. From begin/end tags to specific sections.

  • Property mode set to 100644
File size: 2.6 KB
Line 
1//
2// Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
3//
4// The contents of this file are covered under the licence agreement in the
5// file "LICENCE" distributed with Cforall.
6//
7// startup.c --
8//
9// Author : Peter A. Buhr
10// Created On : Tue Jul 24 16:21:57 2018
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Mon Jan 17 16:41:54 2022
13// Update Count : 55
14//
15
16#include <time.h> // tzset
17#include <locale.h> // setlocale
18#include <stdlib.h> // getenv
19#include "bits/defs.hfa" // rdtscl
20#include "startup.hfa"
21
22extern uint32_t __global_random_seed; // sequential/concurrent
23extern uint32_t __global_random_state; // sequential
24
25extern "C" {
26 void __cfaabi_appready_startup( void ) __attribute__(( constructor( STARTUP_PRIORITY_APPREADY ) ));
27 void __cfaabi_appready_startup( void ) {
28 tzset(); // initialize time global variables
29 #ifdef __CFA_DEBUG__
30 extern void heapAppStart();
31 heapAppStart();
32 #endif // __CFA_DEBUG__
33 } // __cfaabi_appready_startup
34
35 void __cfaabi_appready_shutdown( void ) __attribute__(( destructor( STARTUP_PRIORITY_APPREADY ) ));
36 void __cfaabi_appready_shutdown( void ) {
37 #ifdef __CFA_DEBUG__
38 extern void heapAppStop();
39 heapAppStop();
40 #endif // __CFA_DEBUG__
41 } // __cfaabi_appready_shutdown
42
43 void disable_interrupts() __attribute__(( weak )) libcfa_nopreempt libcfa_public {}
44 void enable_interrupts() __attribute__(( weak )) libcfa_nopreempt libcfa_public {}
45 bool poll_interrupts() __attribute__(( weak )) libcfa_nopreempt libcfa_public { return false; }
46
47 __attribute__((visibility("hidden"))) extern void * const __start_cfatext_nopreempt;
48 __attribute__((visibility("hidden"))) extern void * const __stop_cfatext_nopreempt;
49
50 __attribute__((visibility("protected"))) const __cfa_nopreempt_region __libcfa_nopreempt @= {
51 (void * const)&__start_cfatext_nopreempt,
52 (void * const)&__stop_cfatext_nopreempt
53 };
54
55
56 extern void __cfaabi_interpose_startup( void );
57 extern void __cfaabi_device_startup ( void );
58 extern void __cfaabi_device_shutdown ( void );
59
60 void __cfaabi_core_startup( void ) __attribute__(( constructor( STARTUP_PRIORITY_CORE ) ));
61 void __cfaabi_core_startup( void ) {
62 __global_random_state = __global_random_seed = rdtscl();
63 __cfaabi_interpose_startup();
64 __cfaabi_device_startup();
65 } // __cfaabi_core_startup
66
67 void __cfaabi_core_shutdown( void ) __attribute__(( destructor( STARTUP_PRIORITY_CORE ) ));
68 void __cfaabi_core_shutdown( void ) {
69 __cfaabi_device_shutdown();
70 } // __cfaabi_core_shutdown
71} // extern "C"
72
73struct __spinlock_t;
74
75// Local Variables: //
76// mode: c //
77// tab-width: 4 //
78// End: //
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