sdl-ios-xcode: src/atomic/qnx/SDL

annotate src/atomic/qnx/SDL_atomic.c @ 3217:26ce0b98f2fb

Support for native and emulated atomic operations has been added.

author	Mike Gorchak <lestat@i.com.ua>
date	Sun, 19 Jul 2009 08:04:59 +0000
parents
children	70bfe3337f8a

rev	line source
3217 26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	1 /*
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	2 SDL - Simple DirectMedia Layer
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	3 Copyright (C) 1997-2009 Sam Lantinga
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	4
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	5 This library is free software; you can redistribute it and/or
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	6 modify it under the terms of the GNU Lesser General Public
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	7 License as published by the Free Software Foundation; either
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	8 version 2.1 of the License, or (at your option) any later version.
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	9
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	10 This library is distributed in the hope that it will be useful,
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	13 Lesser General Public License for more details.
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	14
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	15 You should have received a copy of the GNU Lesser General Public
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	16 License along with this library; if not, write to the Free Software
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	18
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	19 Sam Lantinga
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	20 slouken@libsdl.org
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	21 */
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	22
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	23 #include "SDL_stdinc.h"
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	24 #include "SDL_atomic.h"
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	25
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	26 #include <atomic.h>
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	27
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	28 /*
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	29 This file provides 8, 16, 32, and 64 bit atomic operations. If the
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	30 operations are provided by the native hardware and operating system
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	31 they are used. If they are not then the operations are emulated
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	32 using the SDL mutex operations.
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	33 */
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	34
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	35 /*
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	36 First, detect whether the operations are supported and create
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	37 #defines that indicate that they do exist. The goal is to have all
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	38 the system dependent code in the top part of the file so that the
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	39 bottom can be use unchanged across all platforms.
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	40
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	41 Second, #define all the operations in each size class that are
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	42 supported. Doing this allows supported operations to be used along
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	43 side of emulated operations.
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	44 */
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	45
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	46 /*
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	47 Emmulated version.
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	48
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	49 Assume there is no support for atomic operations. All such
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	50 operations are implemented using SDL mutex operations.
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	51 */
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	52
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	53 #ifdef EMULATED_ATOMIC_OPERATIONS
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	54 #undef EMULATED_ATOMIC_OPERATIONS
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	55 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	56
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	57 #ifdef EMULATED_ATOMIC_OPERATIONS
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	58 #define HAVE_ALL_8_BIT_OPS
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	59
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	60 #define nativeExchange8(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	61 #define nativeCompareThenSet8(ptr, oldvalue, newvalue) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	62 #define nativeTestThenSet8(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	63 #define nativeClear8(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	64 #define nativeFetchThenIncrement8(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	65 #define nativeFetchThenDecrement8(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	66 #define nativeFetchThenAdd8(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	67 #define nativeFetchThenSubtract8(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	68 #define nativeIncrementThenFetch8(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	69 #define nativeDecrementThenFetch8(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	70 #define nativeAddThenFetch8(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	71 #define nativeSubtractThenFetch8(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	72 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	73
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	74 #ifdef EMULATED_ATOMIC_OPERATIONS
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	75 #define HAVE_ALL_16_BIT_OPS
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	76
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	77 #define nativeExchange16(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	78 #define nativeCompareThenSet16(ptr, oldvalue, newvalue) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	79 #define nativeTestThenSet16(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	80 #define nativeClear16(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	81 #define nativeFetchThenIncrement16(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	82 #define nativeFetchThenDecrement16(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	83 #define nativeFetchThenAdd16(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	84 #define nativeFetchThenSubtract16(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	85 #define nativeIncrementThenFetch16(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	86 #define nativeDecrementThenFetch16(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	87 #define nativeAddThenFetch16(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	88 #define nativeSubtractThenFetch16(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	89 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	90
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	91 #ifdef EMULATED_ATOMIC_OPERATIONS
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	92 #define HAVE_ALL_64_BIT_OPS
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	93
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	94 #define nativeExchange64(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	95 #define nativeCompareThenSet64(ptr, oldvalue, newvalue) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	96 #define nativeTestThenSet64(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	97 #define nativeClear64(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	98 #define nativeFetchThenIncrement64(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	99 #define nativeFetchThenDecrement64(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	100 #define nativeFetchThenAdd64(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	101 #define nativeFetchThenSubtract64(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	102 #define nativeIncrementThenFetch64(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	103 #define nativeDecrementThenFetch64(ptr) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	104 #define nativeAddThenFetch64(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	105 #define nativeSubtractThenFetch64(ptr, value) ()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	106 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	107
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	108 /*
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	109 If any of the operations are not provided then we must emulate some of
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	110 them.
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	111 */
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	112
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	113 #if !defined(HAVE_ALL_8_BIT_OPS) \|\| !defined(HAVE_ALL_16_BIT_OPS) \|\| !defined(HAVE_ALL_64_BIT_OPS)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	114
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	115 #include "SDL_mutex.h"
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	116 #include "SDL_error.h"
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	117
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	118 static SDL_mutex * lock = NULL;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	119
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	120 static __inline__ void
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	121 privateWaitLock()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	122 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	123 if(NULL == lock)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	124 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	125 lock = SDL_CreateMutex();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	126 if (NULL == lock)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	127 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	128 SDL_SetError("SDL_atomic.c: can't create a mutex");
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	129 return;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	130 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	131 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	132
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	133 if (-1 == SDL_LockMutex(lock))
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	134 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	135 SDL_SetError("SDL_atomic.c: can't lock mutex");
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	136 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	137 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	138
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	139 static __inline__ void
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	140 privateUnlock()
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	141 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	142 if (-1 == SDL_UnlockMutex(lock))
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	143 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	144 SDL_SetError("SDL_atomic.c: can't unlock mutex");
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	145 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	146 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	147
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	148 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	149
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	150 /* 8 bit atomic operations */
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	151
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	152 Uint8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	153 SDL_AtomicExchange8(volatile Uint8 * ptr, Uint8 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	154 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	155 #ifdef nativeExchange8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	156 return nativeExchange8(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	157 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	158 Uint8 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	159
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	160 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	161 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	162 *ptr = value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	163 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	164
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	165 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	166 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	167 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	168
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	169 SDL_bool
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	170 SDL_AtomicCompareThenSet8(volatile Uint8 * ptr, Uint8 oldvalue, Uint8 newvalue)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	171 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	172 #ifdef nativeCompareThenSet8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	173 return (SDL_bool)nativeCompareThenSet8(ptr, oldvalue, newvalue);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	174 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	175 SDL_bool result = SDL_FALSE;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	176
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	177 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	178 result = (*ptr == oldvalue);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	179 if (result)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	180 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	181 *ptr = newvalue;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	182 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	183 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	184
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	185 return result;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	186 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	187 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	188
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	189 SDL_bool
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	190 SDL_AtomicTestThenSet8(volatile Uint8 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	191 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	192 #ifdef nativeTestThenSet8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	193 return (SDL_bool)nativeTestThenSet8(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	194 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	195 SDL_bool result = SDL_FALSE;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	196
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	197 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	198 result = (*ptr == 0);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	199 if (result)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	200 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	201 *ptr = 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	202 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	203 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	204
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	205 return result;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	206 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	207 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	208
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	209 void
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	210 SDL_AtomicClear8(volatile Uint8 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	211 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	212 #ifdef nativeClear8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	213 nativeClear8(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	214 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	215 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	216 *ptr = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	217 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	218
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	219 return;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	220 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	221 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	222
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	223 Uint8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	224 SDL_AtomicFetchThenIncrement8(volatile Uint8 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	225 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	226 #ifdef nativeFetchThenIncrement8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	227 return nativeFetchThenIncrement8(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	228 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	229 Uint8 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	230
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	231 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	232 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	233 (*ptr)+= 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	234 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	235
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	236 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	237 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	238 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	239
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	240 Uint8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	241 SDL_AtomicFetchThenDecrement8(volatile Uint8 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	242 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	243 #ifdef nativeFetchThenDecrement8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	244 return nativeFetchThenDecrement8(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	245 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	246 Uint8 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	247
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	248 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	249 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	250 (*ptr) -= 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	251 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	252
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	253 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	254 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	255 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	256
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	257 Uint8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	258 SDL_AtomicFetchThenAdd8(volatile Uint8 * ptr, Uint8 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	259 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	260 #ifdef nativeFetchThenAdd8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	261 return nativeFetchThenAdd8(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	262 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	263 Uint8 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	264
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	265 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	266 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	267 (*ptr)+= value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	268 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	269
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	270 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	271 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	272 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	273
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	274 Uint8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	275 SDL_AtomicFetchThenSubtract8(volatile Uint8 * ptr, Uint8 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	276 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	277 #ifdef nativeFetchThenSubtract8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	278 return nativeFetchThenSubtract8(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	279 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	280 Uint8 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	281
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	282 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	283 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	284 (*ptr)-= value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	285 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	286
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	287 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	288 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	289 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	290
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	291 Uint8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	292 SDL_AtomicIncrementThenFetch8(volatile Uint8 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	293 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	294 #ifdef nativeIncrementThenFetch8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	295 return nativeIncrementThenFetch8(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	296 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	297 Uint8 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	298
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	299 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	300 (*ptr)+= 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	301 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	302 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	303
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	304 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	305 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	306 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	307
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	308 Uint8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	309 SDL_AtomicDecrementThenFetch8(volatile Uint8 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	310 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	311 #ifdef nativeDecrementThenFetch8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	312 return nativeDecrementThenFetch8(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	313 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	314 Uint8 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	315
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	316 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	317 (*ptr)-= 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	318 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	319 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	320
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	321 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	322 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	323 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	324
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	325 Uint8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	326 SDL_AtomicAddThenFetch8(volatile Uint8 * ptr, Uint8 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	327 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	328 #ifdef nativeAddThenFetch8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	329 return nativeAddThenFetch8(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	330 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	331 Uint8 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	332
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	333 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	334 (*ptr)+= value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	335 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	336 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	337
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	338 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	339 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	340 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	341
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	342 Uint8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	343 SDL_AtomicSubtractThenFetch8(volatile Uint8 * ptr, Uint8 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	344 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	345 #ifdef nativeSubtractThenFetch8
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	346 return nativeSubtractThenFetch8(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	347 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	348 Uint8 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	349
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	350 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	351 (*ptr)-= value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	352 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	353 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	354
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	355 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	356 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	357 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	358
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	359 /* 16 bit atomic operations */
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	360
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	361 Uint16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	362 SDL_AtomicExchange16(volatile Uint16 * ptr, Uint16 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	363 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	364 #ifdef nativeExchange16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	365 return nativeExchange16(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	366 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	367 Uint16 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	368
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	369 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	370 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	371 *ptr = value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	372 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	373
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	374 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	375 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	376 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	377
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	378 SDL_bool
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	379 SDL_AtomicCompareThenSet16(volatile Uint16 * ptr, Uint16 oldvalue, Uint16 newvalue)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	380 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	381 #ifdef nativeCompareThenSet16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	382 return (SDL_bool)nativeCompareThenSet16(ptr, oldvalue, newvalue);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	383 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	384 SDL_bool result = SDL_FALSE;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	385
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	386 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	387 result = (*ptr == oldvalue);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	388 if (result)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	389 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	390 *ptr = newvalue;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	391 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	392 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	393
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	394 return result;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	395 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	396 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	397
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	398 SDL_bool
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	399 SDL_AtomicTestThenSet16(volatile Uint16 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	400 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	401 #ifdef nativeTestThenSet16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	402 return (SDL_bool)nativeTestThenSet16(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	403 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	404 SDL_bool result = SDL_FALSE;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	405
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	406 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	407 result = (*ptr == 0);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	408 if (result)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	409 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	410 *ptr = 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	411 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	412 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	413
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	414 return result;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	415 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	416 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	417
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	418 void
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	419 SDL_AtomicClear16(volatile Uint16 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	420 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	421 #ifdef nativeClear16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	422 nativeClear16(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	423 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	424 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	425 *ptr = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	426 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	427
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	428 return;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	429 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	430 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	431
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	432 Uint16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	433 SDL_AtomicFetchThenIncrement16(volatile Uint16 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	434 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	435 #ifdef nativeFetchThenIncrement16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	436 return nativeFetchThenIncrement16(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	437 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	438 Uint16 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	439
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	440 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	441 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	442 (*ptr)+= 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	443 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	444
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	445 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	446 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	447 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	448
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	449 Uint16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	450 SDL_AtomicFetchThenDecrement16(volatile Uint16 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	451 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	452 #ifdef nativeFetchThenDecrement16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	453 return nativeFetchThenDecrement16(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	454 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	455 Uint16 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	456
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	457 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	458 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	459 (*ptr) -= 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	460 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	461
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	462 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	463 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	464 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	465
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	466 Uint16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	467 SDL_AtomicFetchThenAdd16(volatile Uint16 * ptr, Uint16 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	468 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	469 #ifdef nativeFetchThenAdd16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	470 return nativeFetchThenAdd16(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	471 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	472 Uint16 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	473
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	474 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	475 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	476 (*ptr)+= value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	477 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	478
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	479 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	480 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	481 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	482
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	483 Uint16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	484 SDL_AtomicFetchThenSubtract16(volatile Uint16 * ptr, Uint16 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	485 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	486 #ifdef nativeFetchThenSubtract16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	487 return nativeFetchThenSubtract16(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	488 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	489 Uint16 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	490
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	491 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	492 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	493 (*ptr)-= value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	494 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	495
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	496 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	497 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	498 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	499
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	500 Uint16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	501 SDL_AtomicIncrementThenFetch16(volatile Uint16 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	502 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	503 #ifdef nativeIncrementThenFetch16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	504 return nativeIncrementThenFetch16(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	505 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	506 Uint16 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	507
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	508 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	509 (*ptr)+= 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	510 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	511 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	512
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	513 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	514 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	515 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	516
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	517 Uint16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	518 SDL_AtomicDecrementThenFetch16(volatile Uint16 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	519 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	520 #ifdef nativeDecrementThenFetch16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	521 return nativeDecrementThenFetch16(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	522 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	523 Uint16 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	524
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	525 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	526 (*ptr)-= 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	527 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	528 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	529
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	530 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	531 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	532 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	533
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	534 Uint16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	535 SDL_AtomicAddThenFetch16(volatile Uint16 * ptr, Uint16 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	536 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	537 #ifdef nativeAddThenFetch16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	538 return nativeAddThenFetch16(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	539 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	540 Uint16 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	541
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	542 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	543 (*ptr)+= value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	544 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	545 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	546
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	547 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	548 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	549 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	550
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	551 Uint16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	552 SDL_AtomicSubtractThenFetch16(volatile Uint16 * ptr, Uint16 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	553 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	554 #ifdef nativeSubtractThenFetch16
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	555 return nativeSubtractThenFetch16(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	556 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	557 Uint16 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	558
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	559 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	560 (*ptr)-= value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	561 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	562 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	563
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	564 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	565 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	566 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	567
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	568 /* 64 bit atomic operations */
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	569 #ifdef SDL_HAS_64BIT_TYPE
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	570
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	571 Uint64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	572 SDL_AtomicExchange64(volatile Uint64 * ptr, Uint64 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	573 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	574 #ifdef nativeExchange64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	575 return nativeExchange64(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	576 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	577 Uint64 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	578
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	579 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	580 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	581 *ptr = value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	582 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	583
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	584 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	585 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	586 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	587
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	588 SDL_bool
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	589 SDL_AtomicCompareThenSet64(volatile Uint64 * ptr, Uint64 oldvalue, Uint64 newvalue)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	590 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	591 #ifdef nativeCompareThenSet64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	592 return (SDL_bool)nativeCompareThenSet64(ptr, oldvalue, newvalue);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	593 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	594 SDL_bool result = SDL_FALSE;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	595
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	596 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	597 result = (*ptr == oldvalue);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	598 if (result)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	599 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	600 *ptr = newvalue;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	601 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	602 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	603
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	604 return result;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	605 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	606 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	607
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	608 SDL_bool
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	609 SDL_AtomicTestThenSet64(volatile Uint64 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	610 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	611 #ifdef nativeTestThenSet64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	612 return (SDL_bool)nativeTestThenSet64(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	613 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	614 SDL_bool result = SDL_FALSE;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	615
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	616 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	617 result = (*ptr == 0);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	618 if (result)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	619 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	620 *ptr = 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	621 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	622 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	623
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	624 return result;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	625 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	626 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	627
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	628 void
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	629 SDL_AtomicClear64(volatile Uint64 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	630 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	631 #ifdef nativeClear64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	632 nativeClear64(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	633 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	634 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	635 *ptr = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	636 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	637
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	638 return;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	639 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	640 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	641
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	642 Uint64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	643 SDL_AtomicFetchThenIncrement64(volatile Uint64 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	644 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	645 #ifdef nativeFetchThenIncrement64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	646 return nativeFetchThenIncrement64(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	647 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	648 Uint64 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	649
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	650 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	651 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	652 (*ptr)+= 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	653 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	654
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	655 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	656 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	657 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	658
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	659 Uint64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	660 SDL_AtomicFetchThenDecrement64(volatile Uint64 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	661 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	662 #ifdef nativeFetchThenDecrement64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	663 return nativeFetchThenDecrement64(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	664 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	665 Uint64 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	666
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	667 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	668 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	669 (*ptr) -= 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	670 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	671
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	672 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	673 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	674 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	675
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	676 Uint64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	677 SDL_AtomicFetchThenAdd64(volatile Uint64 * ptr, Uint64 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	678 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	679 #ifdef nativeFetchThenAdd64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	680 return nativeFetchThenAdd64(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	681 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	682 Uint64 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	683
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	684 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	685 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	686 (*ptr)+= value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	687 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	688
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	689 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	690 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	691 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	692
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	693 Uint64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	694 SDL_AtomicFetchThenSubtract64(volatile Uint64 * ptr, Uint64 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	695 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	696 #ifdef nativeFetchThenSubtract64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	697 return nativeFetchThenSubtract64(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	698 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	699 Uint64 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	700
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	701 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	702 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	703 (*ptr)-= value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	704 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	705
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	706 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	707 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	708 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	709
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	710 Uint64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	711 SDL_AtomicIncrementThenFetch64(volatile Uint64 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	712 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	713 #ifdef nativeIncrementThenFetch64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	714 return nativeIncrementThenFetch64(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	715 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	716 Uint64 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	717
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	718 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	719 (*ptr)+= 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	720 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	721 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	722
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	723 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	724 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	725 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	726
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	727 Uint64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	728 SDL_AtomicDecrementThenFetch64(volatile Uint64 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	729 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	730 #ifdef nativeDecrementThenFetch64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	731 return nativeDecrementThenFetch64(ptr);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	732 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	733 Uint64 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	734
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	735 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	736 (*ptr)-= 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	737 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	738 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	739
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	740 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	741 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	742 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	743
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	744 Uint64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	745 SDL_AtomicAddThenFetch64(volatile Uint64 * ptr, Uint64 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	746 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	747 #ifdef nativeAddThenFetch64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	748 return nativeAddThenFetch64(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	749 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	750 Uint64 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	751
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	752 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	753 (*ptr)+= value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	754 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	755 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	756
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	757 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	758 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	759 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	760
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	761 Uint64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	762 SDL_AtomicSubtractThenFetch64(volatile Uint64 * ptr, Uint64 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	763 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	764 #ifdef nativeSubtractThenFetch64
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	765 return nativeSubtractThenFetch64(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	766 #else
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	767 Uint64 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	768
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	769 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	770 (*ptr)-= value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	771 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	772 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	773
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	774 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	775 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	776 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	777 #endif
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	778
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	779 /* QNX native 32 bit atomic operations */
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	780
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	781 Uint32
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	782 SDL_AtomicExchange32(volatile Uint32 * ptr, Uint32 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	783 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	784 Uint32 tmp = 0;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	785
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	786 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	787 tmp = *ptr;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	788 *ptr = value;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	789 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	790
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	791 return tmp;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	792 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	793
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	794 SDL_bool
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	795 SDL_AtomicCompareThenSet32(volatile Uint32 * ptr, Uint32 oldvalue, Uint32 newvalue)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	796 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	797 SDL_bool result = SDL_FALSE;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	798
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	799 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	800 result = (*ptr == oldvalue);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	801 if (result)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	802 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	803 *ptr = newvalue;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	804 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	805 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	806
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	807 return result;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	808 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	809
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	810 SDL_bool
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	811 SDL_AtomicTestThenSet32(volatile Uint32 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	812 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	813 SDL_bool result = SDL_FALSE;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	814
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	815 privateWaitLock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	816 result = (*ptr == 0);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	817 if (result)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	818 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	819 *ptr = 1;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	820 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	821 privateUnlock();
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	822
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	823 return result;
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	824 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	825
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	826 void
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	827 SDL_AtomicClear32(volatile Uint32 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	828 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	829 atomic_clr(ptr, 0xFFFFFFFF);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	830 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	831
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	832 Uint32
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	833 SDL_AtomicFetchThenIncrement32(volatile Uint32 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	834 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	835 return atomic_add_value(ptr, 0x00000001);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	836 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	837
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	838 Uint32
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	839 SDL_AtomicFetchThenDecrement32(volatile Uint32 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	840 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	841 return atomic_sub_value(ptr, 0x00000001);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	842 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	843
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	844 Uint32
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	845 SDL_AtomicFetchThenAdd32(volatile Uint32 * ptr, Uint32 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	846 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	847 return atomic_add_value(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	848 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	849
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	850 Uint32
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	851 SDL_AtomicFetchThenSubtract32(volatile Uint32 * ptr, Uint32 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	852 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	853 return atomic_sub_value(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	854 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	855
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	856 Uint32
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	857 SDL_AtomicIncrementThenFetch32(volatile Uint32 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	858 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	859 atomic_add(ptr, 0x00000001);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	860 return atomic_add_value(ptr, 0x00000000);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	861 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	862
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	863 Uint32
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	864 SDL_AtomicDecrementThenFetch32(volatile Uint32 * ptr)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	865 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	866 atomic_sub(ptr, 0x00000001);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	867 return atomic_sub_value(ptr, 0x00000000);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	868 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	869
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	870 Uint32
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	871 SDL_AtomicAddThenFetch32(volatile Uint32 * ptr, Uint32 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	872 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	873 atomic_add(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	874 return atomic_add_value(ptr, 0x00000000);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	875 }
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	876
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	877 Uint32
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	878 SDL_AtomicSubtractThenFetch32(volatile Uint32 * ptr, Uint32 value)
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	879 {
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	880 atomic_sub(ptr, value);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	881 return atomic_sub_value(ptr, 0x00000000);
26ce0b98f2fb Support for native and emulated atomic operations has been added. Mike Gorchak <lestat@i.com.ua> parents: diff changeset	882 }

Mercurial > sdl-ios-xcode

annotate src/atomic/qnx/SDL_atomic.c @ 3217:26ce0b98f2fb