//===----------------------------------------------------------------------===//
#include "llvm/Config/config.h"
+#include "llvm/Support/Compiler.h"
#include "llvm/Support/ThreadLocal.h"
//===----------------------------------------------------------------------===//
ThreadLocalImpl::ThreadLocalImpl() : data() { }
ThreadLocalImpl::~ThreadLocalImpl() { }
void ThreadLocalImpl::setInstance(const void* d) {
- typedef int SIZE_TOO_BIG[sizeof(d) <= sizeof(data) ? 1 : -1];
+ static_assert(sizeof(d) <= sizeof(data), "size too big");
void **pd = reinterpret_cast<void**>(&data);
*pd = const_cast<void*>(d);
}
-const void* ThreadLocalImpl::getInstance() {
+void *ThreadLocalImpl::getInstance() {
void **pd = reinterpret_cast<void**>(&data);
return *pd;
}
void ThreadLocalImpl::removeInstance() {
- setInstance(0);
+ setInstance(nullptr);
}
}
-#else
-
-#if defined(HAVE_PTHREAD_H) && defined(HAVE_PTHREAD_GETSPECIFIC)
-
-#include <cassert>
-#include <pthread.h>
-#include <stdlib.h>
-
-namespace llvm {
-using namespace sys;
-
-ThreadLocalImpl::ThreadLocalImpl() : data() {
- typedef int SIZE_TOO_BIG[sizeof(pthread_key_t) <= sizeof(data) ? 1 : -1];
- pthread_key_t* key = reinterpret_cast<pthread_key_t*>(&data);
- int errorcode = pthread_key_create(key, NULL);
- assert(errorcode == 0);
- (void) errorcode;
-}
-
-ThreadLocalImpl::~ThreadLocalImpl() {
- pthread_key_t* key = reinterpret_cast<pthread_key_t*>(&data);
- int errorcode = pthread_key_delete(*key);
- assert(errorcode == 0);
- (void) errorcode;
-}
-
-void ThreadLocalImpl::setInstance(const void* d) {
- pthread_key_t* key = reinterpret_cast<pthread_key_t*>(&data);
- int errorcode = pthread_setspecific(*key, d);
- assert(errorcode == 0);
- (void) errorcode;
-}
-
-const void* ThreadLocalImpl::getInstance() {
- pthread_key_t* key = reinterpret_cast<pthread_key_t*>(&data);
- return pthread_getspecific(*key);
-}
-
-void ThreadLocalImpl::removeInstance() {
- setInstance(0);
-}
-
-}
-
#elif defined(LLVM_ON_UNIX)
#include "Unix/ThreadLocal.inc"
#elif defined( LLVM_ON_WIN32)
#else
#warning Neither LLVM_ON_UNIX nor LLVM_ON_WIN32 set in Support/ThreadLocal.cpp
#endif
-#endif