#include <signal.h>
#else
#include <errno.h>
+#include <windows.h>
+#include <winbase.h>
+#define PF_SSE3_INSTRUCTIONS_AVAILABLE 13
#endif
#include "libvlc.h"
/* test for the MMX flag */
cpuid( 0x00000001 );
+
# if !defined (__MMX__)
if( ! (i_edx & 0x00800000) )
goto out;
# endif
i_capabilities |= CPU_CAPABILITY_MMX;
-
# if defined (__SSE__)
i_capabilities |= CPU_CAPABILITY_MMXEXT | CPU_CAPABILITY_SSE;
# else
i_capabilities |= CPU_CAPABILITY_MMXEXT;
# ifdef CAN_COMPILE_SSE
+# ifdef WIN32
+ if( IsProcessorFeaturePresent( PF_XMMI_INSTRUCTIONS_AVAILABLE ) )
+ i_capabilities |= CPU_CAPABILITY_SSE;
+# else
check_capability( "SSE", CPU_CAPABILITY_SSE,
"xorps %%xmm0,%%xmm0\n" );
+# endif
# endif
}
# endif
i_capabilities |= CPU_CAPABILITY_SSE2;
# elif defined (CAN_COMPILE_SSE2)
if( i_edx & 0x04000000 )
+ {
+# ifdef WIN32
+ if( IsProcessorFeaturePresent( PF_XMMI64_INSTRUCTIONS_AVAILABLE ) )
+ i_capabilities |= CPU_CAPABILITY_SSE2;
+# else
check_capability( "SSE2", CPU_CAPABILITY_SSE2,
"movupd %%xmm0, %%xmm0\n" );
+# endif
+ }
# endif
# if defined (__SSE3__)
i_capabilities |= CPU_CAPABILITY_SSE3;
# elif defined (CAN_COMPILE_SSE3)
if( i_ecx & 0x00000001 )
+ {
+# ifdef WIN32
+ if( IsProcessorFeaturePresent( PF_SSE3_INSTRUCTIONS_AVAILABLE ) )
+ i_capabilities |= CPU_CAPABILITY_SSE3;
+# else
check_capability( "SSE3", CPU_CAPABILITY_SSE3,
"movsldup %%xmm1, %%xmm0\n" );
+# endif
+ }
# endif
# if defined (__SSSE3__)
i_capabilities |= CPU_CAPABILITY_SSSE3;
# elif defined (CAN_COMPILE_SSSE3)
+# ifdef WIN32
+ /* FIXME: IsProcessorFeaturePresent can't check for SSSE3 */
+# else
if( i_ecx & 0x00000200 )
check_capability( "SSSE3", CPU_CAPABILITY_SSSE3,
"pabsw %%xmm1, %%xmm0\n" );
+# endif
# endif
# if defined (__SSE4_1__)
i_capabilities |= CPU_CAPABILITY_SSE4_1;
# elif defined (CAN_COMPILE_SSE4_1)
+# ifdef WIN32
+ /* FIXME: IsProcessorFeaturePresent can't check for SSE4.1 */
+# else
if( i_ecx & 0x00080000 )
check_capability( "SSE4.1", CPU_CAPABILITY_SSE4_1,
"pmaxsb %%xmm1, %%xmm0\n" );
+# endif
# endif
# if defined (__SSE4_2__)
i_capabilities |= CPU_CAPABILITY_SSE4_2;
# elif defined (CAN_COMPILE_SSE4_2)
+# ifdef WIN32
+ /* FIXME: IsProcessorFeaturePresent can't check for SSE4.2 */
+# else
if( i_ecx & 0x00100000 )
check_capability( "SSE4.2", CPU_CAPABILITY_SSE4_2,
"pcmpgtq %%xmm1, %%xmm0\n" );
+# endif
# endif
/* test for additional capabilities */
# if defined (__3dNOW__)
i_capabilities |= CPU_CAPABILITY_3DNOW;
# elif defined (CAN_COMPILE_3DNOW)
+
if( i_edx & 0x80000000 )
+ {
+# ifdef WIN32
+ if( IsProcessorFeaturePresent( PF_3DNOW_INSTRUCTIONS_AVAILABLE ) )
+ i_capabilities |= CPU_CAPABILITY_3DNOW;
+# else
check_capability( "3D Now!", CPU_CAPABILITY_3DNOW,
"pfadd %%mm0,%%mm0\n" "femms\n" );
+# endif
+ }
# endif
if( b_amd && ( i_edx & 0x00400000 ) )