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workaround: force PF table setup in IsProcessorFeaturePresent

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@5801 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
alex 2002-04-23 15:12:22 +00:00
parent 4fc0795223
commit ce6e53b4c1
1 changed files with 7 additions and 0 deletions
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7
loader/win32.c
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@ -784,12 +784,18 @@ static void* WINAPI expWaitForSingleObject(void* object, int duration)
return (void *)ret;
}
static int pf_set = 0;
static BYTE PF[64] = {0,};
static WIN_BOOL WINAPI expIsProcessorFeaturePresent(DWORD v)
{
WIN_BOOL result;
if(v>63)result=0;
if (!pf_set)
{
SYSTEM_INFO si;
expGetSystemInfo(&si);
}
else result=PF[v];
dbgprintf("IsProcessorFeaturePresent(0x%x) => 0x%x\n", v, result);
return result;
@ -823,6 +829,7 @@ static void WINAPI expGetSystemInfo(SYSTEM_INFO* si)
return;
}
memset(PF,0,sizeof(PF));
pf_set = 1;
cachedsi.u.s.wProcessorArchitecture = PROCESSOR_ARCHITECTURE_INTEL;
cachedsi.dwPageSize = getpagesize();