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cpudetect.c: check OS SSE support only with runtime detection

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Run OS support for SSE check only for runtime CPU detection.
It is pointless to run it otherwise and it causes issues
on OSes where we have not implemented a way to check.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@33713 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2011-06-22 19:12:23 +00:00 committed by Uoti Urpala
parent d32bf98070
commit 8efc898f78
1 changed files with 4 additions and 1 deletions
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5
cpudetect.c
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@ -52,6 +52,7 @@ CpuCaps gCpuCaps;
* team for SSE support detection and more cpu detect code.
*/
#if CONFIG_RUNTIME_CPUDETECT
/* I believe this code works. However, it has only been used on a PII and PIII */
#if defined(__linux__) && defined(_POSIX_SOURCE) && !ARCH_X86_64
@ -221,6 +222,7 @@ static void check_os_katmai_support( void )
gCpuCaps.hasSSE=0;
#endif /* __linux__ */
}
#endif
// return TRUE if cpuid supported
@ -352,6 +354,7 @@ void GetCpuCaps( CpuCaps *caps)
gCpuCaps.has3DNowExt);
#endif
#if CONFIG_RUNTIME_CPUDETECT
/* FIXME: Does SSE2 need more OS support, too? */
if (caps->hasSSE)
check_os_katmai_support();
@ -361,7 +364,7 @@ void GetCpuCaps( CpuCaps *caps)
// caps->hasMMX2 = 0;
// caps->hasMMX = 0;
#if !CONFIG_RUNTIME_CPUDETECT
#else
#if !HAVE_MMX
if(caps->hasMMX) mp_msg(MSGT_CPUDETECT,MSGL_WARN,"MMX supported but disabled\n");
caps->hasMMX=0;