source: src/libcfa/concurrency/kernel_private.h @ d0a045c

aaron-thesisarm-ehcleanup-dtorsdeferred_resndemanglerjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprnew-envno_listpersistent-indexerresolv-newwith_gc
Last change on this file since d0a045c was d0a045c, checked in by Thierry Delisle <tdelisle@…>, 4 years ago

Faster (but maybe unsafe) interupt management

  • Property mode set to 100644
File size: 2.8 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// kernel_private.h --
8//
9// Author           : Thierry Delisle
10// Created On       : Mon Feb 13 12:27:26 2017
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Sat Jul 22 09:58:09 2017
13// Update Count     : 2
14//
15
16#pragma once
17
18#include "kernel"
19#include "thread"
20
21#include "alarm.h"
22
23
24//-----------------------------------------------------------------------------
25// Scheduler
26
27extern "C" {
28        void disable_interrupts();
29        void enable_interrupts_noPoll();
30        void enable_interrupts( __cfaabi_dbg_ctx_param );
31}
32
33void ScheduleThread( thread_desc * );
34static inline void WakeThread( thread_desc * thrd ) {
35        if( !thrd ) return;
36
37        disable_interrupts();
38        ScheduleThread( thrd );
39        enable_interrupts( __cfaabi_dbg_ctx );
40}
41thread_desc * nextThread(cluster * this);
42
43//Block current thread and release/wake-up the following resources
44void BlockInternal(void);
45void BlockInternal(__spinlock_t * lock);
46void BlockInternal(thread_desc * thrd);
47void BlockInternal(__spinlock_t * lock, thread_desc * thrd);
48void BlockInternal(__spinlock_t * locks [], unsigned short count);
49void BlockInternal(__spinlock_t * locks [], unsigned short count, thread_desc * thrds [], unsigned short thrd_count);
50void LeaveThread(__spinlock_t * lock, thread_desc * thrd);
51
52//-----------------------------------------------------------------------------
53// Processor
54coroutine processorCtx_t {
55        processor * proc;
56};
57
58void main(processorCtx_t *);
59void start(processor * this);
60void runThread(processor * this, thread_desc * dst);
61void finishRunning(processor * this);
62void spin(processor * this, unsigned int * spin_count);
63
64struct event_kernel_t {
65        alarm_list_t alarms;
66        __spinlock_t lock;
67};
68
69extern event_kernel_t * event_kernel;
70
71extern thread_local coroutine_desc * volatile this_coroutine;
72extern thread_local thread_desc *    volatile this_thread;
73extern thread_local processor *      volatile this_processor;
74
75extern volatile thread_local bool preemption_in_progress;
76extern volatile thread_local bool preemption_enabled;
77extern volatile thread_local unsigned short disable_preempt_count;
78
79//-----------------------------------------------------------------------------
80// Threads
81extern "C" {
82      forall(dtype T | is_thread(T))
83      void CtxInvokeThread(T * this);
84}
85
86extern void ThreadCtxSwitch(coroutine_desc * src, coroutine_desc * dst);
87
88__cfaabi_dbg_debug_do(
89        extern void __cfaabi_dbg_thread_register  ( thread_desc * thrd );
90        extern void __cfaabi_dbg_thread_unregister( thread_desc * thrd );
91)
92
93//-----------------------------------------------------------------------------
94// Utils
95#define KERNEL_STORAGE(T,X) static char storage_##X[sizeof(T)]
96
97// Local Variables: //
98// mode: c //
99// tab-width: 4 //
100// End: //
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