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Update SDL to 2.0.18

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This commit is contained in:
Alex Szpakowski
2021-12-03 18:40:24 -04:00
parent 8013eef9c5
commit 8ff9d249b2
1232 changed files with 136663 additions and 44780 deletions
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libs/SDL2/src/atomic/SDL_atomic.c
+13 -15
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@@ -1,6 +1,6 @@
/*
Simple DirectMedia Layer
Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
Copyright (C) 1997-2021 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
@@ -36,33 +36,31 @@
#endif
/* The __atomic_load_n() intrinsic showed up in different times for different compilers. */
#if defined(HAVE_GCC_ATOMICS)
# if defined(__clang__)
# if __has_builtin(__atomic_load_n)
/* !!! FIXME: this advertises as available in the NDK but uses an external symbol we don't have.
It might be in a later NDK or we might need an extra library? --ryan. */
# if !defined(__ANDROID__)
# define HAVE_ATOMIC_LOAD_N 1
# endif
# endif
# elif defined(__GNUC__)
#if defined(__clang__)
# if __has_builtin(__atomic_load_n) || defined(HAVE_GCC_ATOMICS)
/* !!! FIXME: this advertises as available in the NDK but uses an external symbol we don't have.
It might be in a later NDK or we might need an extra library? --ryan. */
# if !defined(__ANDROID__)
# define HAVE_ATOMIC_LOAD_N 1
# endif
# endif
#elif defined(__GNUC__)
# if (__GNUC__ >= 5)
# define HAVE_ATOMIC_LOAD_N 1
# endif
# endif
#endif
#if defined(__WATCOMC__) && defined(__386__)
SDL_COMPILE_TIME_ASSERT(intsize, 4==sizeof(int));
#define HAVE_WATCOM_ATOMICS
extern _inline int _SDL_xchg_watcom(volatile int *a, int v);
extern __inline int _SDL_xchg_watcom(volatile int *a, int v);
#pragma aux _SDL_xchg_watcom = \
"lock xchg [ecx], eax" \
parm [ecx] [eax] \
value [eax] \
modify exact [eax];
extern _inline unsigned char _SDL_cmpxchg_watcom(volatile int *a, int newval, int oldval);
extern __inline unsigned char _SDL_cmpxchg_watcom(volatile int *a, int newval, int oldval);
#pragma aux _SDL_cmpxchg_watcom = \
"lock cmpxchg [edx], ecx" \
"setz al" \
@@ -70,7 +68,7 @@ extern _inline unsigned char _SDL_cmpxchg_watcom(volatile int *a, int newval, in
value [al] \
modify exact [eax];
extern _inline int _SDL_xadd_watcom(volatile int *a, int v);
extern __inline int _SDL_xadd_watcom(volatile int *a, int v);
#pragma aux _SDL_xadd_watcom = \
"lock xadd [ecx], eax" \
parm [ecx] [eax] \