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ThreadLocal.cpp (276479) ThreadLocal.cpp (280031)
1//===- ThreadLocal.cpp - Thread Local Data ----------------------*- C++ -*-===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//

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26using namespace sys;
27ThreadLocalImpl::ThreadLocalImpl() : data() { }
28ThreadLocalImpl::~ThreadLocalImpl() { }
29void ThreadLocalImpl::setInstance(const void* d) {
30 static_assert(sizeof(d) <= sizeof(data), "size too big");
31 void **pd = reinterpret_cast<void**>(&data);
32 *pd = const_cast<void*>(d);
33}
1//===- ThreadLocal.cpp - Thread Local Data ----------------------*- C++ -*-===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//

--- 17 unchanged lines hidden (view full) ---

26using namespace sys;
27ThreadLocalImpl::ThreadLocalImpl() : data() { }
28ThreadLocalImpl::~ThreadLocalImpl() { }
29void ThreadLocalImpl::setInstance(const void* d) {
30 static_assert(sizeof(d) <= sizeof(data), "size too big");
31 void **pd = reinterpret_cast<void**>(&data);
32 *pd = const_cast<void*>(d);
33}
34const void* ThreadLocalImpl::getInstance() {
34void *ThreadLocalImpl::getInstance() {
35 void **pd = reinterpret_cast<void**>(&data);
36 return *pd;
37}
38void ThreadLocalImpl::removeInstance() {
35 void **pd = reinterpret_cast<void**>(&data);
36 return *pd;
37}
38void ThreadLocalImpl::removeInstance() {
39 setInstance(0);
40}
41}
42#else
43
44#if defined(HAVE_PTHREAD_H) && defined(HAVE_PTHREAD_GETSPECIFIC)
45
46#include <cassert>
47#include <pthread.h>
48#include <stdlib.h>
49
50namespace llvm {
51using namespace sys;
52
53ThreadLocalImpl::ThreadLocalImpl() : data() {
54 static_assert(sizeof(pthread_key_t) <= sizeof(data), "size too big");
55 pthread_key_t* key = reinterpret_cast<pthread_key_t*>(&data);
56 int errorcode = pthread_key_create(key, nullptr);
57 assert(errorcode == 0);
58 (void) errorcode;
59}
60
61ThreadLocalImpl::~ThreadLocalImpl() {
62 pthread_key_t* key = reinterpret_cast<pthread_key_t*>(&data);
63 int errorcode = pthread_key_delete(*key);
64 assert(errorcode == 0);
65 (void) errorcode;
66}
67
68void ThreadLocalImpl::setInstance(const void* d) {
69 pthread_key_t* key = reinterpret_cast<pthread_key_t*>(&data);
70 int errorcode = pthread_setspecific(*key, d);
71 assert(errorcode == 0);
72 (void) errorcode;
73}
74
75const void* ThreadLocalImpl::getInstance() {
76 pthread_key_t* key = reinterpret_cast<pthread_key_t*>(&data);
77 return pthread_getspecific(*key);
78}
79
80void ThreadLocalImpl::removeInstance() {
81 setInstance(nullptr);
82}
39 setInstance(nullptr);
40}
83
84}
41}
85
86#elif defined(LLVM_ON_UNIX)
87#include "Unix/ThreadLocal.inc"
88#elif defined( LLVM_ON_WIN32)
89#include "Windows/ThreadLocal.inc"
90#else
91#warning Neither LLVM_ON_UNIX nor LLVM_ON_WIN32 set in Support/ThreadLocal.cpp
92#endif
42#elif defined(LLVM_ON_UNIX)
43#include "Unix/ThreadLocal.inc"
44#elif defined( LLVM_ON_WIN32)
45#include "Windows/ThreadLocal.inc"
46#else
47#warning Neither LLVM_ON_UNIX nor LLVM_ON_WIN32 set in Support/ThreadLocal.cpp
48#endif
93#endif