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Add SSSE3 (Core2 aka Conroe/Merom/Woodcrester new instructions) detection 

Originally committed as revision 7332 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Guillaume Poirier 2006-12-18 22:43:09 +00:00
parent 832a7b631f
commit 5a5c770d5a
2 changed files with 6 additions and 1 deletions
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1
libavcodec/dsputil.h
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@ -484,6 +484,7 @@ int mm_support(void);
#define MM_SSE2 0x0010 /* PIV SSE2 functions */
#define MM_3DNOWEXT 0x0020 /* AMD 3DNowExt */
#define MM_SSE3 0x0040 /* Prescott SSE3 functions */
#define MM_SSSE3 0x0080 /* Conroe SSSE3 functions */
extern int mm_flags;

6
libavcodec/i386/cputest.c
View File

@ -87,6 +87,8 @@ int mm_support(void)
rval |= MM_SSE2;
if (ecx & 1)
rval |= MM_SSE3;
if (ecx & 0x00000200 )
rval |= MM_SSSE3;
}
cpuid(0x80000000, max_ext_level, ebx, ecx, edx);
@ -104,11 +106,13 @@ int mm_support(void)
}
#if 0
av_log(NULL, AV_LOG_DEBUG, "%s%s%s%s%s%s\n",
av_log(NULL, AV_LOG_DEBUG, "%s%s%s%s%s%s%s%s\n",
(rval&MM_MMX) ? "MMX ":"",
(rval&MM_MMXEXT) ? "MMX2 ":"",
(rval&MM_SSE) ? "SSE ":"",
(rval&MM_SSE2) ? "SSE2 ":"",
(rval&MM_SSE3) ? "SSE3 ":"",
(rval&MM_SSSE3) ? "SSSE3 ":"",
(rval&MM_3DNOW) ? "3DNow ":"",
(rval&MM_3DNOWEXT) ? "3DNowExt ":"");
#endif