1 //= llvm/Support/Win32/ThreadLocal.inc - Win32 Thread Local Data -*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file implements the Win32 specific (non-pthread) ThreadLocal class.
12 //===----------------------------------------------------------------------===//
14 //===----------------------------------------------------------------------===//
15 //=== WARNING: Implementation here must contain only generic Win32 code that
16 //=== is guaranteed to work on *all* Win32 variants.
17 //===----------------------------------------------------------------------===//
20 #include "llvm/Support/ThreadLocal.h"
25 ThreadLocalImpl::ThreadLocalImpl() {
26 DWORD* tls = new DWORD;
28 assert(*tls != TLS_OUT_OF_INDEXES);
32 ThreadLocalImpl::~ThreadLocalImpl() {
33 DWORD* tls = static_cast<DWORD*>(data);
38 const void* ThreadLocalImpl::getInstance() {
39 DWORD* tls = static_cast<DWORD*>(data);
40 return TlsGetValue(*tls);
43 void ThreadLocalImpl::setInstance(const void* d){
44 DWORD* tls = static_cast<DWORD*>(data);
45 int errorcode = TlsSetValue(*tls, const_cast<void*>(d));
46 assert(errorcode != 0);
50 void ThreadLocalImpl::removeInstance() {