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Cygwin's mangling by Felix Buenemann <atmosfear@users.sourceforge.net>

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Originally committed as revision 273 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Nick Kurshev 2002-01-20 14:30:34 +00:00
parent 7f56a52795
commit 4bdd9157cc
4 changed files with 26 additions and 5 deletions
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2
libavcodec/common.h
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@ -4,7 +4,7 @@
#define FFMPEG_VERSION_INT 0x000406
#define FFMPEG_VERSION "0.4.6"
#if defined(WIN32) && !defined(__MINGW32__)
#if defined(WIN32) && !defined(__MINGW32__) && !defined(__CYGWIN__)
#define CONFIG_WIN32
#endif

9
libavcodec/i386/simple_idct_mmx.c
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@ -18,6 +18,7 @@
#include <inttypes.h>
#include "../dsputil.h"
#include "../mangle.h"
#define C0 23170 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
#define C1 22725 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5
@ -345,7 +346,7 @@ static inline void idct(int16_t *block)
"movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
"movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
"movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
"movq wm1010, %%mm4 \n\t"\
"movq "MANGLE(wm1010)", %%mm4 \n\t"\
"pand %%mm0, %%mm4 \n\t"\
"por %%mm1, %%mm4 \n\t"\
"por %%mm2, %%mm4 \n\t"\
@ -419,7 +420,7 @@ static inline void idct(int16_t *block)
"jmp 2f \n\t"\
"1: \n\t"\
"pslld $16, %%mm0 \n\t"\
"#paddd d40000, %%mm0 \n\t"\
"#paddd "MANGLE(d40000)", %%mm0 \n\t"\
"psrad $13, %%mm0 \n\t"\
"packssdw %%mm0, %%mm0 \n\t"\
"movq %%mm0, " #dst " \n\t"\
@ -453,7 +454,7 @@ COL_IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0),/nop, 20)
"movq " #src4 ", %%mm1 \n\t" /* R6 R2 r6 r2 */\
"movq " #src1 ", %%mm2 \n\t" /* R3 R1 r3 r1 */\
"movq " #src5 ", %%mm3 \n\t" /* R7 R5 r7 r5 */\
"movq wm1010, %%mm4 \n\t"\
"movq "MANGLE(wm1010)", %%mm4 \n\t"\
"pand %%mm0, %%mm4 \n\t"\
"por %%mm1, %%mm4 \n\t"\
"por %%mm2, %%mm4 \n\t"\
@ -527,7 +528,7 @@ COL_IDCT( 24(%1), 88(%1), 56(%1), 120(%1), 12(%0),/nop, 20)
"jmp 2f \n\t"\
"1: \n\t"\
"pslld $16, %%mm0 \n\t"\
"paddd d40000, %%mm0 \n\t"\
"paddd "MANGLE(d40000)", %%mm0 \n\t"\
"psrad $13, %%mm0 \n\t"\
"packssdw %%mm0, %%mm0 \n\t"\
"movq %%mm0, " #dst " \n\t"\

2
libavcodec/mangle.h Normal file
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@ -0,0 +1,2 @@
#include "../mangle.h"

18
mangle.h Normal file
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@ -0,0 +1,18 @@
/* mangle.h - This file has some CPP macros to deal with different symbol
* mangling across binary formats.
* (c)2002 by Felix Buenemann <atmosfear at users.sourceforge.net>
* File licensed under the GPL, see http://www.fsf.org/ for more info.
*/
#ifndef __MANGLE_H
#define __MANGLE_H
/* Feel free to add more to the list, eg. a.out IMO */
#if defined(__CYGWIN__)
#define MANGLE(a) "_" #a
#else
#define MANGLE(a) #a
#endif
#endif /* !__MANGLE_H */