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Fixed building on various versions of GCC - YUV MMX code is disabled for now

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This commit is contained in:
Sam Lantinga 2017-08-07 10:28:59 -07:00
parent 76306827ec
commit ef54d5a8f0
4 changed files with 38 additions and 8 deletions
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7
src/render/SDL_yuv_mmx.c
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@ -20,8 +20,9 @@
*/
#include "../SDL_internal.h"
/* !!! FIXME: this broke on Clang (if it wasn't broken _before_) in https://hg.libsdl.org/SDL/rev/2ee7d2fa299b */
#if (__GNUC__ > 2) && defined(__i386__) && __OPTIMIZE__ && SDL_ASSEMBLY_ROUTINES && !defined(__clang__)
#include "SDL_yuv_mmx_c.h"
#ifdef USE_MMX_ASSEMBLY
#include "SDL_stdinc.h"
@ -403,6 +404,6 @@ void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
/* *INDENT-ON* */
#endif /* GCC3 i386 inline assembly */
#endif /* USE_MMX_ASSEMBLY */
/* vi: set ts=4 sw=4 expandtab: */

28
src/render/SDL_yuv_mmx_c.h Normal file
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@ -0,0 +1,28 @@
/*
Simple DirectMedia Layer
Copyright (C) 1997-2017 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
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#include "../SDL_internal.h"
/* FIXME: This breaks on various versions of GCC and should be rewritten using intrinsics */
#if 0 /* (__GNUC__ > 2) && defined(__i386__) && __OPTIMIZE__ && SDL_ASSEMBLY_ROUTINES && !defined(__clang__) */
#define USE_MMX_ASSEMBLY 1
#endif
/* vi: set ts=4 sw=4 expandtab: */

6
src/render/SDL_yuv_sw.c
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@ -86,15 +86,11 @@
#include "SDL_video.h"
#include "SDL_cpuinfo.h"
#include "SDL_yuv_sw_c.h"
#include "SDL_yuv_mmx_c.h"
/* The colorspace conversion functions */
/* !!! FIXME: this broke on Clang (if it wasn't broken _before_) in https://hg.libsdl.org/SDL/rev/2ee7d2fa299b */
#if (__GNUC__ > 2) && defined(__i386__) && __OPTIMIZE__ && SDL_ASSEMBLY_ROUTINES && !defined(__clang__)
#define USE_MMX_ASSEMBLY 1
#endif
#ifdef USE_MMX_ASSEMBLY
extern void Color565DitherYV12MMX1X(int *colortab, Uint32 * rgb_2_pix,
unsigned char *lum, unsigned char *cr,

5
src/render/SDL_yuv_sw_c.h
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@ -69,4 +69,9 @@ int SDL_SW_CopyYUVToRGB(SDL_SW_YUVTexture * swdata, const SDL_Rect * srcrect,
int pitch);
void SDL_SW_DestroyYUVTexture(SDL_SW_YUVTexture * swdata);
/* FIXME: This breaks on various versions of GCC and should be rewritten using intrinsics */
#if 0 /* (__GNUC__ > 2) && defined(__i386__) && __OPTIMIZE__ && SDL_ASSEMBLY_ROUTINES && !defined(__clang__) */
#define USE_MMX_ASSEMBLY 1
#endif
/* vi: set ts=4 sw=4 expandtab: */