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MSVC-compatible __align8/__align16 declaration

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patch by Steve Lhomme, steve .dot. lhomme .at. free .dot. fr

Originally committed as revision 4942 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Steve L'Homme
2006-02-05 13:35:17 +00:00
committed by Diego Biurrun
parent 04c669ba98
commit 68b51e58ce
19 changed files with 82 additions and 73 deletions
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29
libavcodec/dsputil.h
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@@ -390,7 +390,11 @@ static inline int get_penalty_factor(int lambda, int lambda2, int type){
one or more MultiMedia extension */
int mm_support(void);
#define __align16 __attribute__ ((aligned (16)))
#ifdef __GNUC__
#define DECLARE_ALIGNED_16(t,v) t v __attribute__ ((aligned (16)))
#else
#define DECLARE_ALIGNED_16(t,v) __declspec(align(16)) t v
#endif
#if defined(HAVE_MMX)
@@ -421,7 +425,12 @@ static inline void emms(void)
emms();\
}
#define __align8 __attribute__ ((aligned (8)))
#ifdef __GNUC__
#define DECLARE_ALIGNED_8(t,v) t v __attribute__ ((aligned (8)))
#else
#define DECLARE_ALIGNED_8(t,v) __declspec(align(8)) t v
#endif
#define STRIDE_ALIGN 8
void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx);
@@ -431,7 +440,7 @@ void dsputil_init_pix_mmx(DSPContext* c, AVCodecContext *avctx);
/* This is to use 4 bytes read to the IDCT pointers for some 'zero'
line optimizations */
#define __align8 __attribute__ ((aligned (4)))
#define DECLARE_ALIGNED_8(t,v) t v __attribute__ ((aligned (4)))
#define STRIDE_ALIGN 4
#define MM_IWMMXT 0x0100 /* XScale IWMMXT */
@@ -443,7 +452,7 @@ void dsputil_init_armv4l(DSPContext* c, AVCodecContext *avctx);
#elif defined(HAVE_MLIB)
/* SPARC/VIS IDCT needs 8-byte aligned DCT blocks */
#define __align8 __attribute__ ((aligned (8)))
#define DECLARE_ALIGNED_8(t,v) t v __attribute__ ((aligned (8)))
#define STRIDE_ALIGN 8
void dsputil_init_mlib(DSPContext* c, AVCodecContext *avctx);
@@ -451,13 +460,13 @@ void dsputil_init_mlib(DSPContext* c, AVCodecContext *avctx);
#elif defined(ARCH_SPARC)
/* SPARC/VIS IDCT needs 8-byte aligned DCT blocks */
#define __align8 __attribute__ ((aligned (8)))
#define DECLARE_ALIGNED_8(t,v) t v __attribute__ ((aligned (8)))
#define STRIDE_ALIGN 8
void dsputil_init_vis(DSPContext* c, AVCodecContext *avctx);
#elif defined(ARCH_ALPHA)
#define __align8 __attribute__ ((aligned (8)))
#define DECLARE_ALIGNED_8(t,v) t v __attribute__ ((aligned (8)))
#define STRIDE_ALIGN 8
void dsputil_init_alpha(DSPContext* c, AVCodecContext *avctx);
@@ -474,28 +483,28 @@ extern int mm_flags;
#undef pixel
#endif
#define __align8 __attribute__ ((aligned (16)))
#define DECLARE_ALIGNED_8(t,v) t v __attribute__ ((aligned (16)))
#define STRIDE_ALIGN 16
void dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx);
#elif defined(HAVE_MMI)
#define __align8 __attribute__ ((aligned (16)))
#define DECLARE_ALIGNED_8(t,v) t v __attribute__ ((aligned (16)))
#define STRIDE_ALIGN 16
void dsputil_init_mmi(DSPContext* c, AVCodecContext *avctx);
#elif defined(ARCH_SH4)
#define __align8 __attribute__ ((aligned (8)))
#define DECLARE_ALIGNED_8(t,v) t v __attribute__ ((aligned (8)))
#define STRIDE_ALIGN 8
void dsputil_init_sh4(DSPContext* c, AVCodecContext *avctx);
#else
#define __align8 __attribute__ ((aligned (8)))
#define DECLARE_ALIGNED_8(t,v) t v __attribute__ ((aligned (8)))
#define STRIDE_ALIGN 8
#endif