15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2010 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Functions for allocating and accessing thread local values via key. 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef GPU_COMMAND_BUFFER_COMMON_THREAD_LOCAL_H_ 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define GPU_COMMAND_BUFFER_COMMON_THREAD_LOCAL_H_ 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(_WIN32) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <windows.h> 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <pthread.h> 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace gpu { 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(_WIN32) 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef DWORD ThreadLocalKey; 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef pthread_key_t ThreadLocalKey; 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)inline ThreadLocalKey ThreadLocalAlloc() { 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(_WIN32) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return TlsAlloc(); 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ThreadLocalKey key; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pthread_key_create(&key, NULL); 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return key; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)inline void ThreadLocalFree(ThreadLocalKey key) { 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(_WIN32) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TlsFree(key); 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pthread_key_delete(key); 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)inline void ThreadLocalSetValue(ThreadLocalKey key, void* value) { 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(_WIN32) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TlsSetValue(key, value); 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pthread_setspecific(key, value); 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)inline void* ThreadLocalGetValue(ThreadLocalKey key) { 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(_WIN32) 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return TlsGetValue(key); 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return pthread_getspecific(key); 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace gpu 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // GPU_COMMAND_BUFFER_COMMON_THREAD_LOCAL_H_ 60