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Make sure the memory barrier functions are always available, and now they are implemented on Android __ARM_ARCH_5TE__

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This commit is contained in:
Sam Lantinga
2017-02-10 11:21:15 -08:00
parent 9171f71dbe
commit 06ccb71bcd
5 changed files with 22 additions and 30 deletions
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25
src/atomic/SDL_atomic.c
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@@ -228,19 +228,16 @@ SDL_AtomicGetPtr(void **a)
return value;
}
#ifdef __thumb__
#if defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6T2__) || defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__)
__asm__(
" .align 2\n"
" .globl _SDL_MemoryBarrierRelease\n"
" .globl _SDL_MemoryBarrierAcquire\n"
"_SDL_MemoryBarrierRelease:\n"
"_SDL_MemoryBarrierAcquire:\n"
" mov r0, #0\n"
" mcr p15, 0, r0, c7, c10, 5\n"
" bx lr\n"
);
#endif
#endif
void
SDL_MemoryBarrierReleaseFunction(void)
{
SDL_MemoryBarrierRelease();
}
void
SDL_MemoryBarrierAcquireFunction(void)
{
SDL_MemoryBarrierAcquire();
}
/* vi: set ts=4 sw=4 expandtab: */

8
src/dynapi/SDL_dynapi_overrides.h
View File

@@ -27,12 +27,6 @@
#error You should not be here.
#endif
/* so annoying. */
#if defined(__thumb__) && (defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6T2__) || defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__))
#define SDL_MemoryBarrierRelease SDL_MemoryBarrierRelease_REAL
#define SDL_MemoryBarrierAcquire SDL_MemoryBarrierAcquire_REAL
#endif
#define SDL_SetError SDL_SetError_REAL
#define SDL_Log SDL_Log_REAL
#define SDL_LogVerbose SDL_LogVerbose_REAL
@@ -627,3 +621,5 @@
#define SDL_JoystickGetAxisInitialState SDL_JoystickGetAxisInitialState_REAL
#define SDL_JoystickGetDeviceType SDL_JoystickGetDeviceType_REAL
#define SDL_JoystickGetType SDL_JoystickGetType_REAL
#define SDL_MemoryBarrierReleaseFunction SDL_MemoryBarrierReleaseFunction_REAL
#define SDL_MemoryBarrierAcquireFunction SDL_MemoryBarrierAcquireFunction_REAL

8
src/dynapi/SDL_dynapi_procs.h
View File

@@ -60,12 +60,6 @@ SDL_DYNAPI_PROC(SDL_RWops*,SDL_RWFromFP,(FILE *a, SDL_bool b),(a,b),return)
SDL_DYNAPI_PROC(SDL_RWops*,SDL_RWFromFP,(void *a, SDL_bool b),(a,b),return)
#endif
/* so annoying. */
#if defined(__thumb__) && (defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6T2__) || defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__))
SDL_DYNAPI_PROC(void,SDL_MemoryBarrierRelease,(void),(),)
SDL_DYNAPI_PROC(void,SDL_MemoryBarrierAcquire,(void),(),)
#endif
#ifdef __WIN32__
SDL_DYNAPI_PROC(int,SDL_RegisterApp,(char *a, Uint32 b, void *c),(a,b,c),return)
SDL_DYNAPI_PROC(void,SDL_UnregisterApp,(void),(),)
@@ -659,3 +653,5 @@ SDL_DYNAPI_PROC(char*,SDL_GameControllerMappingForIndex,(int a),(a),return)
SDL_DYNAPI_PROC(SDL_bool,SDL_JoystickGetAxisInitialState,(SDL_Joystick *a, int b, Sint16 *c),(a,b,c),return)
SDL_DYNAPI_PROC(SDL_JoystickType,SDL_JoystickGetDeviceType,(int a),(a),return)
SDL_DYNAPI_PROC(SDL_JoystickType,SDL_JoystickGetType,(SDL_Joystick *a),(a),return)
SDL_DYNAPI_PROC(void,SDL_MemoryBarrierReleaseFunction,(void),(),)
SDL_DYNAPI_PROC(void,SDL_MemoryBarrierAcquireFunction,(void),(),)